1 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
3 * symtab.cc (Sized_symbol<32>::init_output_data):
4 Instantiate the template.
5 (Sized_symbol<64>::init_output_data): Likewise.
7 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
9 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
10 adjust dynamic symbol value.
11 * target.h (Target::adjust_dyn_symbol): New function.
12 (Target::do_adjust_dyn_symbol): New function.
14 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
16 * output.cc (Output_data_dynamic::Dynamic_entry::write):
17 Get the value of DYNAMIC_CUSTOM dynamic entry.
18 * output.h (Output_data_dynamic::add_custom): New function.
19 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
21 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
22 * target.h (Target::dynamic_tag_custom_value): New function.
23 (Target::do_dynamic_tag_custom_value): New function.
25 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
27 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
29 * target.h (Target::has_custom_set_dynsym_indexes): New function.
30 (Target::do_has_custom_set_dynsym_indexes): New function.
31 (Target::set_dynsym_indexes): New function.
32 (Target::do_set_dynsym_indexes): New function.
34 2014-03-07 Alan Modra <amodra@gmail.com>
36 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
37 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
38 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
39 (Powerpc_relocate_functions::has_overflow_bitfield,
40 overflowed): Use the above.
41 (Target_powerpc::Relocate::relocate): Correct overflow checking
42 for a number of relocations. Modify overflow test for 16-bit
43 fields in instructions to signed/unsigned according to whether
44 the field takes a signed or unsigned value.
46 2014-03-05 Alan Modra <amodra@gmail.com>
48 Update copyright years.
50 2014-03-05 Alan Modra <amodra@gmail.com>
52 * powerpc.cc (Target_powerpc::Scan::local, global): Support
54 (Target_powerpc::Relocate::relocate): Likewise.
56 2014-03-03 Alan Modra <amodra@gmail.com>
58 * dwp.cc (print_version): Update copyright year to current.
60 2014-02-10 Alan Modra <amodra@gmail.com>
62 * po/gold.pot: Regenerate.
64 2014-02-06 Cary Coutant <ccoutant@google.com>
66 Fix problem where -u is ignored when a weak undef is seen.
68 * archive.cc (Library_base::should_include_member): Reorder
69 code to check for -u option if a weak undef has already been seen.
70 * testsuite/Makefile.am (weak_undef_test_2): New test case.
71 * testsuite/Makefile.in: Regenerate.
72 * testsuite/weak_undef_file3.cc: New file.
73 * testsuite/weak_undef_file4.cc: New file.
74 * testsuite/weak_undef_test_2.cc: New file.
76 2014-02-05 Cary Coutant <ccoutant@google.com>
78 Fix issues with gold undefined symbol diagnostics.
81 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
83 * target-reloc.h (is_strong_undefined): New function.
84 (relocate_section): Move undef vtable symbol check from here.
85 Check for is_strong_undefined.
87 2014-02-05 Cary Coutant <ccoutant@google.com>
89 Fix problems with the --dynamic-list option.
92 * options.cc (General_options::parse_dynamic_list):
93 Set have_dynamic_list_.
94 (General_options::General_options): Initialize have_dynamic_list_.
95 (General_options::finalize): Turn off -Bsymbolic and
96 -Bsymbolic-functions if --dynamic-list provided.
97 * options.h (General_options::have_dynamic_list): New function.
98 (General_options::have_dynamic_list_): New data member.
99 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
103 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
104 in --dynamic-list, mark it.
106 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
107 (dynamic_list_2): New test case.
108 * testsuite/Makefile.in: Regenerate.
109 * testsuite/dynamic_list_2.cc: New file.
110 * testsuite/dynamic_list_2.t: New file.
111 * testsuite/dynamic_list_lib1.cc: New file.
112 * testsuite/dynamic_list_lib2.cc: New file.
113 * testsuite/gc_dynamic_list_test.c: New file.
114 * testsuite/gc_dynamic_list_test.sh: New file.
115 * testsuite/gc_dynamic_list_test.t: New file.
117 2014-01-28 Cary Coutant <ccoutant@google.com>
119 Add .gdb_index version 7 support.
121 * gold/dwarf_reader.cc: include <utility> (for make_pair).
122 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
124 (Dwarf_ranges_table::read_ranges_table): Likewise.
125 (Dwarf_pubnames_table::read_section): Check for GNU-style
126 sections, and for compressed debug sections.
127 (Dwarf_pubnames_table::read_header): Compute end address of table.
128 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
129 for end of list by offset, not by offset == 0.
130 (Dwarf_info_reader::do_read_string_table): Check for compressed
132 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
133 Initialize new data members.
134 (Dwarf_pubnames_table::next_name): return flag_byte.
135 (Dwarf_pubnames_table::end_of_table_): New data member.
136 (Dwarf_pubnames_table::is_gnu_style_): New data member.
137 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
138 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
139 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
140 read skeleton type unit DIEs.
141 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
142 (Gdb_index::do_write): Write flag_byte.
143 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
144 (Gdb_index::Cu_vector): Store flags along with cu indexes.
145 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
146 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
148 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
150 * version.cc (print_version): Update copyright year to 2014.
152 2013-12-19 Dimitry Andric <dimitry@andric.com>
154 * stringpool.cc (Stringpool_template::reserve): Add
155 HAVE_UNORDERED_MAP case.
156 * stringpool.cc (Stringpool_template::print_stats): Likewise.
158 2013-12-18 Cary Coutant <ccoutant@google.com>
160 * configure.ac: Check for <unordered_set> and <unordered_map>.
161 * config.in: Regenerate.
162 * configure: Regenerate.
163 * system.h: Use <unordered_set> and <unordered_map> if available.
165 2013-12-10 Roland McGrath <mcgrathr@google.com>
167 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
168 with $(INSTALL_PROGRAM_ENV).
169 * Makefile.in: Regenerate.
171 2013-11-22 Cary Coutant <ccoutant@google.com>
173 * configure.ac: Add check for which library is needed for
175 * configure: Regenerate.
177 2013-11-22 Cary Coutant <ccoutant@google.com>
179 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
181 * testsuite/Makefile.in: Regenerate.
183 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
185 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
186 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
187 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
188 (Target_x86_64<size>::Scan::local): Likewise.
189 (Target_x86_64<size>::Scan::global): Likewise.
190 (Target_x86_64<size>::Relocate::relocate): Likewise.
191 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
193 (Target_x86_64<size>::Scan::check_non_pic(): Handle
196 * testsuite/Makefile.am (check_PROGRAMS): Add
197 exception_x86_64_bnd_test.
198 (exception_x86_64_bnd_test_SOURCES): New macro.
199 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
200 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
201 (exception_x86_64_bnd_test_LDADD): Likewise.
202 (exception_x86_64_bnd_1.o): New rule.
203 (exception_x86_64_bnd_2.o): Likewise.
204 * testsuite/Makefile.in: Regenerated.
206 2013-11-15 Alan Modra <amodra@gmail.com>
208 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
210 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
211 Only call ppc64_local_entry_offset for 64-bit. Restrict
212 symval_for_branch lookup to ELFv1.
213 (Stub_table::add_plt_call_entry): Use unsigned int off.
214 (Output_data_glink::Address, invalid_address): New.
215 (Output_data_glink::add_eh_frame): Move out of line. Add
217 (Output_data_glink::add_global_entry, find_global_entry,
218 global_entry_address): New functions.
219 (Output_data_glink::global_entry_stubs_, end_branch_table_,
220 ge_size): New variables.
221 (Output_data_glink::set_final_data_size): Add global entry
223 (Output_data_glink::do_write): Write global entry stubs.
224 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
225 parameter. Return true for ELFv2. Adjust callers.
226 (Target_powerpc::Scan::local, global): Restrict opd lookup to
227 ELFv1. Similarly for ifunc and dynamic relocation processing
228 specific to ELFv1. Recognize that symbols are defined on
229 their plt entries for ELFv2.
230 (Target_powerpc::symval_for_branch): Assert if called for
232 (Target_powerpc::Relocate::relocate): Use global entry plt
233 stub for symbol value if such exists on ELFv2.
234 (Target_powerpc::Relocate::relocate): Don't call
235 symval_for_branch when ELFv2. Do adjust for local entry
237 (Target_powerpc::do_dynsym_value): Set symbols to global entry
239 (Target_powerpc::do_plt_address_for_global): Similarly.
241 2013-11-14 Cary Coutant <ccoutant@google.com>
243 Revert patch -- this did not fix the problem, and there is
246 2013-11-14 Cary Coutant <ccoutant@google.com>
249 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
250 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
251 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
252 updating fde_offsets_.
253 (Eh_frame_hdr::lock_): New data member.
255 2013-11-14 Cary Coutant <ccoutant@google.com>
257 * dwp.cc (Dwo_file_entry): New type.
258 (File_list): Use Dwo_file_entry.
259 (Dwo_file::verify): New function.
260 (Dwo_file::verify_dwo_list): New function.
261 (Dwo_file::sized_verify_dwo_list): New function.
262 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
264 (Dwp_options): New enum type.
265 (dwp_options): Add --verify-only.
268 * dwp.h (gold_info): Add declaration.
270 2013-11-14 Cary Coutant <ccoutant@google.com>
273 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
274 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
275 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
276 updating fde_offsets_.
277 (Eh_frame_hdr::lock_): New data member.
279 2013-11-06 Cary Coutant <ccoutant@google.com>
282 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
283 before reloc sections.
285 2013-11-04 Alan Modra <amodra@gmail.com>
287 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
288 (Symbol::needs_dynamic_reloc): Test new flag.
289 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
290 (Target_powerpc::Scan::get_reference_flags): Add target param.
291 Return FUNC_DESC_ABI for 64-bit ELFv1.
292 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
294 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
295 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
297 2013-10-31 Cary Coutant <ccoutant@google.com>
299 Restore support for dwp v2 DWARF package file format.
301 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
302 tu_length parameter. Adjust all callers.
303 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
304 * dwp.cc: Include dwarf.h.
305 (Section_bounds): New struct type.
306 (Unit_set): New struct type.
307 (Dwo_file::Dwo_file): Initialize new data member.
308 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
309 Combine and rename to...
310 (Dwo_file::read_unit_index): ...this.
311 (Dwo_file::sized_read_compunit_index)
312 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
313 (Dwo_file::sized_read_unit_index): ...this.
314 (Dwo_file::copy_section): Remove section_name, is_str_offsets
315 parameters; add section_id parameter.
316 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
317 (Dwo_file::add_unit_set): ...this.
318 (Dwo_file::shndx_map_): Remove.
319 (Dwo_file::sect_offsets_): New data member.
320 (Dwp_output_file::Dwp_output_file): Initialize new data members.
321 (Dwp_output_file::add_section): Rename to...
322 (Dwp_output_file::add_contribution): ...this.
323 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
324 (Dwp_output_file::add_tu_set): Likewise.
325 (Dwp_output_file::Contribution): New type.
326 (Dwp_output_file::Section::contributions): New data member.
327 (Dwp_output_file::Cu_or_tu_set): Remove.
328 (Dwp_output_file::Section::Section): New ctor.
329 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
330 (Dwp_output_file::Dwp_index::Section_table): New type.
331 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
332 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
334 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
335 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
336 (Dwp_output_file::Dwp_index::section_table): New member function.
337 (Dwp_output_file::Dwp_index::section_table_end): New member function.
338 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
339 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
340 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
341 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
342 (Dwp_output_file::Dwp_index::section_table_): New data member.
343 (Dwp_output_file::Dwp_index::section_mask_): New data member.
344 (Dwp_output_file::add_output_section): New member function.
345 (Dwp_output_file::write_new_section): New member function.
346 (Dwp_output_file::write_contributions): New member function.
347 (Dwp_output_file::section_id_map_): New data member.
348 (class Dwo_id_info_reader): Remove.
349 (class Unit_reader): New class.
350 (get_dwarf_section_name): New function.
351 (Dwo_file::read_executable): Adjust initializations of class data.
352 (Dwo_file::read): Add support for v2 package file format.
353 (Dwo_file::read_unit_index): Likewise.
354 (Dwo_file::sized_read_unit_index): Likewise.
355 (Dwo_file::copy_section): Likewise.
356 (Dwo_file::add_unit_set): Likewise.
357 (Dwp_output_file::add_output_section): Likewise.
358 (Dwp_output_file::add_contribution): Likewise.
359 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
361 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
363 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
365 (Dwp_output_file::initialize): Remove unused function.
366 (Dwp_output_file::finalize): Add support for v2 package file format.
367 (Dwp_output_file::write_index): Likewise.
368 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
371 2013-10-31 Cary Coutant <ccoutant@google.com>
373 * configure.ac: Fix check for -fmerge-constants.
374 * configure.ac: Regenerate.
376 2013-10-30 Roland McGrath <mcgrathr@google.com>
378 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
379 Correct 9-byte nop sequence to match what the assembler generates.
381 2013-10-30 Alan Modra <amodra@gmail.com>
383 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
384 ppc64_local_entry_offset, ppc64_local_entry_offset,
385 do_read_symbols): New functions.
386 (Powerpc_relobj::e_flags_, st_other_): New vars.
387 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
388 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
389 (Powerpc_relobj::e_flags_): New var.
390 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
391 and adjust for ELFv2.
392 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
393 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
394 (Powerpc_dynobj::do_find_special_sections): Likewise.
395 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
396 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
397 to ELFv2 local entry.
398 (Target_powerpc::do_relax): No thread safe barriers needed for
400 (Output_data_plt_powerpc::initial_plt_entry_size_,
401 plt_entry_size): Delete. Replace all uses with
402 first_plt_entry_offset() and plt_entry_size().
403 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
404 reserved_size parm. Update callers.
405 (Output_data_plt_powerpc::entry_count): Update.
406 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
407 and use Target_powerpc::first_plt_entry_offset().
408 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
409 rename to plt_entry_size.
410 (Output_data_plt_powerpc::add_ifunc_entry,
411 add_local_ifunc_entry): Adjust reloc for ELFv2.
412 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
413 (glink_eh_frame_fde_64v2): New.
414 (Stub_table::plt_call_size): Support ELFv2 sizing.
415 (Output_data_glink::add_eh_frame): Use the new FDE.
416 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
417 (Stub_table::do_write): Write ELFv2 stubs and glink.
418 (Target_powerpc::Relocate::relocate): Replaces nop after call
419 with ld 2,24(1) and adjust local offset destination for ELFv2.
421 2013-10-30 Alan Modra <amodra@gmail.com>
423 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
424 (Target_powerpc::Scan::global, local): Likewise.
425 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
426 on all ppc64 @h and @ha relocs.
428 2013-10-14 Alan Modra <amodra@gmail.com>
430 * output.h (Output_data_got::add_constant): Tidy.
431 (Output_data_got::add_constant_pair): New function.
432 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
433 methods used so as to first call reserve_ent().
435 2013-10-11 Roland McGrath <mcgrathr@google.com>
437 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
438 add_got_entry and add_got_entry_pair.
440 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
441 (HAVE_PUBNAMES): Likewise.
442 * configure: Regenerate.
444 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
445 * testsuite/Makefile.in: Regenerate.
447 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
448 Remove const from declaration.
449 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
450 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
451 * output.h (Output_file_header): Remove const from member target_
452 and corresponding constructor argument.
453 * output.cc (Output_file_header::Output_file_header): Update prototype.
454 (Output_file_header::do_sized_write): Use this->target_ in place
455 of parameters()->target().
457 * testsuite/undef_symbol.cc (Foo::get_a): New method.
459 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
460 * configure: Regenerate.
461 * Makefile.in: Regenerate.
462 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
463 * testsuite/merge_string_literals_2.c: Likewise.
464 * testsuite/Makefile.am
465 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
466 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
467 literal -fmerge-constants.
468 * testsuite/Makefile.in: Regenerate.
470 * i386.cc (Target_i386): Remove unused member dynbss_.
471 * arm.cc (Target_arm): Likewise.
472 * powerpc.cc (Target_powerpc): Likewise.
473 * sparc.cc (Target_sparc): Likewise.
474 * tilegx.cc (Target_tilegx): Likewise.
475 * x86_64.cc (Target_x86_64): Likewise.
476 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
477 type_signature_, type_offset_.
478 * plugin.h (Plugin_hook): Remove unused member layout_.
479 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
481 (Read_member): Remove unused members input_objects_, symtab_,
483 (Check_library): Remove unused member symtab_.
484 * archive.h (Lib_group): Remove unused member lib_.
485 * archive.cc (Lib_group::Lib_group): Update initializer.
486 * incremental.h (Incremental_binary): Remove unused member target_.
487 (Incremental_script_entry): Removed unused member script_.
488 * layout.h (Write_symbols_task): Remove unused member input_objects_.
489 * icf.h (Icf): Remove unused member num_tracked_relocs.
491 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
492 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
494 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
496 * archive.h: Use struct rather than class for forward declaration
497 of Read_symbols_data.
499 2013-10-07 Cary Coutant <ccoutant@google.com>
502 * testsuite/Makefile.am (icf_test): Fix dependencies.
503 (icf_safe_test): Likewise.
504 (icf_safe_so_test): Likewise.
505 (large_symbol_alignment): Add empty _LDADD rule.
506 * testsuite/Makefile.in: Regenerate.
508 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
511 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
512 relocation for R_X86_64_32 on x32.
514 2013-08-27 Roland McGrath <mcgrathr@google.com>
516 * output.cc (Output_segment::set_section_addresses): Take new
517 Target* argument. If target->isolate_execinstr() and the segment
518 is executable and starts at a target->abi_pagesize() boundary,
519 pad its end out to a target->abi_pagesize() boundary with code fill.
520 * output.h (Output_segment::set_section_addresses): Update decl.
521 * layout.h (Layout::check_output_data_for_reset_values): Take new
522 argument RELAX_OUTPUTS.
523 (Layout): New member relax_output_list_.
524 (Layout::add_relax_output): New method.
525 * layout.cc (Layout::Layout): Update constructor.
526 (Layout::reset_relax_output): New method.
527 (Layout::clean_up_after_relaxation): Call it.
528 (Layout::prepare_for_relaxation): Update caller.
529 (Layout::set_segment_offsets): Update callers of set_section_addresses.
530 Call reset_relax_output before re-processing segments for
531 isolate_execinstr case.
532 (Layout::write_data): Handle relax_output_list_.
533 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
534 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
536 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
539 * object.h: Fix typos.
541 2013-08-16 Roland McGrath <mcgrathr@google.com>
543 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
544 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
546 2013-08-07 Cary Coutant <ccoutant@google.com>
548 Revert support for v2 DWP files:
550 2013-03-01 Cary Coutant <ccoutant@google.com>
552 Add dwp support for v2 DWARF package file format.
553 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
554 tu_length parameter. Adjust all callers.
555 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
556 * dwp.cc: Include dwarf.h.
557 (Section_bounds): New struct type.
558 (Unit_set): New struct type.
559 (Dwo_file::Dwo_file): Initialize new data member.
560 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
561 Combine and rename to...
562 (Dwo_file::read_unit_index): ...this.
563 (Dwo_file::sized_read_compunit_index)
564 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
565 (Dwo_file::sized_read_unit_index): ...this.
566 (Dwo_file::copy_section): Remove section_name, is_str_offsets
567 parameters; add section_id parameter.
568 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
569 (Dwo_file::add_unit_set): ...this.
570 (Dwo_file::shndx_map_): Remove.
571 (Dwo_file::sect_offsets_): New data member.
572 (Dwp_output_file::Dwp_output_file): Initialize new data members.
573 (Dwp_output_file::add_section): Rename to...
574 (Dwp_output_file::add_contribution): ...this.
575 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
576 (Dwp_output_file::add_tu_set): Likewise.
577 (Dwp_output_file::Contribution): New type.
578 (Dwp_output_file::Section::contributions): New data member.
579 (Dwp_output_file::Cu_or_tu_set): Remove.
580 (Dwp_output_file::Section::Section): New ctor.
581 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
582 (Dwp_output_file::Dwp_index::Section_table): New type.
583 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
584 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
586 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
587 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
588 (Dwp_output_file::Dwp_index::section_table): New member function.
589 (Dwp_output_file::Dwp_index::section_table_end): New member function.
590 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
591 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
592 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
593 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
594 (Dwp_output_file::Dwp_index::section_table_): New data member.
595 (Dwp_output_file::Dwp_index::section_mask_): New data member.
596 (Dwp_output_file::add_output_section): New member function.
597 (Dwp_output_file::write_new_section): New member function.
598 (Dwp_output_file::write_contributions): New member function.
599 (Dwp_output_file::section_id_map_): New data member.
600 (class Dwo_id_info_reader): Remove.
601 (class Unit_reader): New class.
602 (get_dwarf_section_name): New function.
603 (Dwo_file::read_executable): Adjust initializations of class data.
604 (Dwo_file::read): Add support for v2 package file format.
605 (Dwo_file::read_unit_index): Likewise.
606 (Dwo_file::sized_read_unit_index): Likewise.
607 (Dwo_file::copy_section): Likewise.
608 (Dwo_file::add_unit_set): Likewise.
609 (Dwp_output_file::add_output_section): Likewise.
610 (Dwp_output_file::add_contribution): Likewise.
611 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
613 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
615 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
617 (Dwp_output_file::initialize): Remove unused function.
618 (Dwp_output_file::finalize): Add support for v2 package file format.
619 (Dwp_output_file::write_index): Likewise.
620 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
623 2013-07-31 Cary Coutant <ccoutant@google.com>
625 * object.cc (Sized_relobj::do_output_section_address): New function.
626 (Sized_relobj): Instantiate explicitly.
627 * object.h (Object::output_section_address): New function.
628 (Object::do_output_section_address): New function.
629 (Sized_relobj::do_output_section_address): New function.
630 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
632 2013-07-30 Cary Coutant <ccoutant@google.com>
633 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
635 * parameters.cc (Parameters::entry): Return target-specific entry
637 * target.h (Target::entry_symbol_name): New function.
638 (Target_info::entry_symbol_name): New data member.
640 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
641 * i386.cc (Target_i386::i386_info): Likewise.
642 (Target_i386_nacl::i386_nacl_info): Likewise.
643 * sparc.cc (Target_sparc::sparc_info): Likewise.
644 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
645 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
646 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
647 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
649 2013-07-22 Sterling Augustine <saugustine@google.com>
651 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
652 Convert parameter shndx to local variable. Add parameters symtab
653 and symtab_size. Scan over section names. Find relocation
654 section corresponding to current section. Create and initialize
655 reloc_mapper_ and reloc_type_.
656 (Dwarf_pubnames_table::read_header): Add assertion. Change
657 unit_length to off_t. Initialize member unit_length_. Fill in field
659 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
660 Initialize new fields unit_length_ and cu_offset_.
661 (Dwarf_pubnames_table::read_section): Update prototype.
662 (Dwarf_pubnames_table::cu_offset): New member function.
663 (Dwarf_pubnames_table::subsection_size): Likewise.
664 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
666 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
667 member functions public.
668 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
669 Update comment. Rework logic. Move repeated parts to...
670 (Gdb_index_info_reader::read_pubtable): ...here. New function.
671 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
672 pubtypes_table_, and stmt_list_offset.
673 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
674 Gdb_index::find_pubtype_offset,
675 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
676 (Gdb_index::pubnames_read): Update prototype and rework logic.
677 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
679 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
680 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
681 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
682 Gdb_index::map_pubtable_to_dies):
684 (Gdb_index::pubnames_read): Update declaration.
685 (Gdb_index::Pubname_offset_map): New type.
686 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
687 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
688 Gdb_index::stmt_list_offset): Declare.
689 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
690 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
691 Gdb_index::pubtypes_offset_): Remove.
693 2013-07-19 Roland McGrath <mcgrathr@google.com>
695 * options.h (General_options): Add -Trodata-segment option.
696 * parameters.cc (Parameters::check_rodata_segment): New function.
697 (Parameters::set_target_once): Call it.
698 * parameters.h (Parameters): Declare it (private member function).
699 * layout.cc (load_seg_unusable_for_headers): New function, broken
700 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
701 then validate rodata segment rather than text segment.
702 (relaxation_loop_body): Call that.
703 (is_text_segment): New function. Don't admit a non-executable
704 segment if TARGET->isolate_execinstr().
705 (set_segment_offsets): Call it. Honor -Trodata-segment option.
707 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
710 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
711 * nacl.h (Sniff_file::View::View): Request aligned view.
713 2013-07-11 Cary Coutant <ccoutant@google.com>
715 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
716 correct BRLT entry size.
718 2013-07-03 Alan Modra <amodra@gmail.com>
720 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
723 2013-07-01 Cary Coutant <ccoutant@google.com>
725 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
727 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
728 (Dwarf_ranges_table::lookup_reloc): New function.
729 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
731 (Dwarf_ranges_table::lookup_reloc): New function.
732 (Dwarf_ranges_table::reloc_type_): New data member.
734 2013-06-27 Jing Yu <jingyu@google.com>
737 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
739 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
740 (Target_powerpc::do_relax): Call the above.
742 2013-06-27 Cary Coutant <ccoutant@google.com>
744 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
745 on garbage collected .opd section.
747 2013-06-27 Alan Modra <amodra@gmail.com>
749 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
751 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
752 (Target_powerpc::do_function_location): Likewise for loc->shndx.
754 2013-06-14 Cary Coutant <ccoutant@google.com>
756 * resolve.cc (Symbol::override_base): Don't override st_type
757 from plugin placeholder symbols.
758 (Symbol_table::resolve): Likewise.
759 (Symbol_table::should_override): Don't complain about TLS mismatch
760 if the TO symbol is a plugin placeholder.
761 * testsuite/Makefile.am (plugin_test_tls): New test.
762 * testsuite/Makefile.in: Regenerate.
763 * testsuite/plugin_test_tls.sh: New test script.
764 * testsuite/two_file_test_2_tls.cc: New test source.
765 * testsuite/two_file_test_tls.cc: New test source.
767 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
769 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
770 the maximum segment alignment is larger than the page size.
771 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
772 correctly aligns the symbols with large alignemnt.
773 * testsuite/Makefile.in: Regenerate.
774 * testsuite/large_symbol_alignment.cc: New file.
776 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
777 Sriraman Tallam <tmsriram@google.com>
779 * options.h (sort_section): New option.
780 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
781 Rename from Input_section_sort_section_name_special_ordering_compare.
782 (Input_section_sort_section_name_compare): New struct.
783 * output.cc (Output_section::Input_section_sort_section_name_compare::
784 operator()): New function.
785 (Output_section::sort_attached_input_sections): Use new sort function
786 for .text if --sort-section=name is specified.
787 * layout.cc (Layout::make_output_section):
788 Add sorting by name when --sort-section=name is specified.
789 * testsuite/Makefile.am (text_section_grouping): Test option
791 * testsuite/Makefile.in: Regenerate.
792 * testsuite/section_sorting_name.cc: New file.
793 * testsuite/section_sorting_name.sh: New file.
795 2013-05-21 Cary Coutant <ccoutant@google.com>
797 * symtab.h (Symbol::is_cxx_vtable): New function.
798 * target-reloc.h (relocate_section): Check for vtable symbol.
799 * testsuite/Makefile.am (missing_key_func.sh): New test case.
800 * testsuite/Makefile.in: Regenerate.
801 * testsuite/missing_key_func.cc: New test source.
802 * testsuite/missing_key_func.sh: New test script.
804 2013-05-21 Cary Coutant <ccoutant@google.com>
806 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
807 type of enclosing symbol.
808 (Relocate_info::location): Check symbol type when describing symbol.
809 * object.h (Symbol_location_info): Remove unused line_number;
810 add enclosing_symbol_type.
811 * testsuite/debug_msg.sh: Adjust expected output.
813 2013-05-13 Cary Coutant <ccoutant@google.com>
815 * configure.ac: Export DEFAULT_TARGET.
816 * configure: Regenerate.
817 * Makefile.in: Regenerate.
818 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
819 * testsuite/Makefile.in: Regenerate.
820 * testsuite/debug_msg.sh: Delete duplicate tests.
821 Don't check undef_int error message match for powerpc where the
822 source file and line number aren't available.
824 2013-05-10 Roland McGrath <mcgrathr@google.com>
826 * options.h (General_options): Add --rosegment-gap option.
827 * options.cc (finalize): --rosegment-gap implies --rosegment.
828 * layout.cc (set_segment_offsets): Let user option override
829 target->rosegment_gap().
831 2013-05-10 Roland McGrath <mcgrathr@google.com>
833 * options.h (General_options): Remove leading space from help
834 messages for -nostdlib and --rosegment.
836 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
839 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
841 2013-05-03 Alan Modra <amodra@gmail.com>
843 * merge.cc (Output_merge_string::do_add_input_section): Correct
844 scan for number of strings. Rename vars to avoid shadowing.
845 Include missing terminator in input_size_.
847 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
849 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
850 Restore empty string handling.
852 2013-05-01 Cary Coutant <ccoutant@google.com>
854 * stringpool.cc (Stringpool_template::new_key_offset): Fix
855 uninitialized warning.
857 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
859 * output.cc (Output_section::add_merge_input_section): Allow
860 to merge sections if the alignment is more than character size.
861 * merge.h (Output_merge_string::Output_merge_string): Remove
863 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
864 only not-null strings. Check the alignment of strings.
866 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
867 alignment as the argument.
868 (Stringpool_template<Stringpool_char>::addralign_): New class member.
869 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
870 Align non-zero length strings according to the addralign_.
871 (Stringpool_template<Stringpool_char>::set_string_offsets):
872 Updating offsets according to the given alignment.
873 * testsuite/Makefile.am (text_section_grouping): Test if string
874 literals are getting merged.
875 * testsuite/Makefile.in: Regenerate.
876 * testsuite/merge_string_literals_1.c: New file.
877 * testsuite/merge_string_literals_2.c: Ditto.
878 * testsuite/merge_string_literals.sh: Ditto.
880 2013-04-26 Ian Lance Taylor <iant@google.com>
882 * target-reloc.h (relocate_section): If the reloc offset is out of
883 range, pass VIEW as NULL to relocate.relocate.
884 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
885 * i386.cc (Target_i386::Relocate::relocate): Likewise.
886 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
887 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
888 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
889 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
891 2013-04-26 Geoff Pike <gpike@chromium.org>
893 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
894 * layout.cc (Hash_task): New class.
895 (Layout::queue_build_id_tasks): New function.
896 (Layout::write_build_id): Handle single-thread portion of build ID
897 computation. (In some cases, all of it is single-threaded.) Replace
898 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
899 functionality in fewer lines of code.
900 * layout.h (Layout::queue_build_id_tasks): New function declaration.
901 * options.h (General_options): make "--build-id" default to tree
902 rather than sha1. Add two new options related to --build-id=tree:
903 --build-id-chunk-size-for-treehash and
904 --build-id-min-file-size-for-treehash.
905 * Makefile.am: add testing of --build-id=tree and related new options
906 (these tests will be invoked by "make check").
907 * Makefile.in: Regenerate.
909 2013-04-25 Alan Modra <amodra@gmail.com>
911 * configure.tgt: Add powerpcle and powerpc64le.
913 2013-04-22 Alan Modra <amodra@gmail.com>
916 * layout.cc (Layout::segment_precedes): Allow more than one
917 segment with the same type and flags.
919 2013-04-15 Cary Coutant <ccoutant@google.com>
921 * layout.cc (Layout::set_relocatable_section_offsets): Don't
922 allocate space in file for BSS sections.
924 2013-04-15 Cary Coutant <ccoutant@google.com>
926 * script-sections.cc (Orphan_output_section): Reset address
927 to zero after each orphaned section for relocatable links.
929 2013-04-15 Cary Coutant <ccoutant@google.com>
931 * symtab.cc (Symbol_table::sized_write_globals): Subtract
932 section starting address for relocatable link.
933 * testsuite/Makefile.am (script_test_11): New test.
934 * testsuite/Makefile.in: Regenerate.
935 * testsuite/script_test_11.c: New source file.
936 * testsuite/script_test_11.t: New linker script.
938 2013-04-13 Alan Modra <amodra@gmail.com>
940 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
941 owner when sections are not adjacent and exceed group size.
942 (Target_powerpc::group_sections): Handle corner case.
943 (Target_powerpc::Branch_info::make_stub): Handle case where
944 stub table doesn't exist due to branches in non-exec sections.
945 (Target_powerpc::Relocate::relocate): Likewise.
947 2013-04-11 Alan Modra <amodra@gmail.com>
950 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
951 .branch_lt to match bfd ld. Adjust comments throughout file.
953 2013-04-04 Ian Lance Taylor <iant@google.com>
956 * object.cc (do_layout_deferred_sections): Handle .eh_frame
957 sections before checking whether they are included in the link.
959 2013-03-29 Sriraman Tallam <tmsriram@google.com>
961 * archive.cc (Archive::get_elf_object_for_member): Create the elf
962 object before calling the plugin claim_file handler. Pass the elf
963 object of the archive to the plugin. Delete the elf object if the
964 plugin claims the file.
966 2013-03-21 Alan Modra <amodra@gmail.com>
968 * layout.cc (Layout::set_segment_offsets): Accept writable .text
971 2013-03-21 Alan Modra <amodra@gmail.com>
973 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
975 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
976 uninitialized" warning.
978 2013-03-20 Alan Modra <amodra@gmail.com>
980 * symtab.h (Symbol::clear_version): New function.
981 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
982 is_needed by weak references. Clear version for symbols defined
983 in as-needed objects that are not needed.
985 2013-03-15 Alan Modra <amodra@gmail.com>
987 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
988 static and public. Add report_err param. Return false for data refs.
989 (Target_powerpc::rela_dyn_section): New overloaded function.
990 (Target_powerpc::plt_, iplt_): Elucidate.
991 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
992 (Output_data_plt_powerpc::do_write): Don't write .iplt.
993 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
994 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
995 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
996 push_branch and make_plt_entry for ifunc syms when
997 reloc_needs_plt_for_ifunc.
998 (Target_powerpc::Relocate::relocate): Don't use plt entry value
999 for ifunc unless reloc_needs_plt_for_ifunc.
1001 2013-03-15 Alan Modra <amodra@gmail.com>
1003 * gc.h (gc_process_relocs): Don't look through function descriptors.
1004 * icf.cc (get_section_contents): Do so here instead.
1006 2013-03-13 Alan Modra <amodra@gmail.com>
1008 * powerpc.cc (is_branch_reloc): Forward declare.
1009 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1010 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1011 false for 64-bit, true for 32-bit non-branch relocs.
1012 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1013 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1015 (icf_safe_test): Generate linker map file as well as nm output.
1016 (icf_safe_so_test): Likewise.
1017 * testsuite/Makefile.in: Regenerate.
1018 * testsuite/icf_test.sh: Parse linker map file to determine
1020 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1021 * testsuite/icf_safe_so_test.sh: Likewise.
1022 (X86_32_or_ARM_specific_safe_fold): Merge into..
1023 (arch_specific_safe_fold): ..this.
1024 (X86_64_specific_safe_fold): Delete unused function.
1026 2013-03-12 Alan Modra <amodra@gmail.com>
1028 * gc.h (gc_process_relocs): Look through function descriptors
1029 to determine shndx, symvalue and addend used by ICF. Tidy
1030 variable duplication.
1032 2013-03-11 Alan Modra <amodra@gmail.com>
1034 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1035 * layout.cc (Layout_task_runner::run): ..to here.
1036 * symtab.h (struct Symbol_location): Extract from..
1037 (class Symbol_table): ..here.
1038 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1039 * target.h (class Target): Add function_location and
1040 do_function_location functions.
1041 (class Sized_target): Add do_function_location.
1042 * object.h (class Sized_relobj_file): Move find_shdr..
1043 (class Object): ..to here.
1044 * object.cc: Likewise. Update to suit. Instantiate.
1045 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1046 * powerpc.cc (class Powerpc_dynobj): New.
1047 (Target_powerpc::do_function_location): New function.
1048 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1049 (Powerpc_dynobj::do_read_symbols): New function.
1050 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1052 2013-03-08 Ian Lance Taylor <iant@google.com>
1054 * options.cc (General_options::string_to_object_format): Accept
1057 2013-03-08 Alan Modra <amodra@gmail.com>
1059 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1060 pointer to Post_fde.
1061 (struct Post_fde): Move definition to here..
1062 * ehframe.cc (struct Post_fde): ..from here.
1063 (Cie::write): Don't alloc Post_fde.
1064 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1066 2013-03-07 Alan Modra <amodra@gmail.com>
1068 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1069 relocation referencing .LC0.
1070 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1072 2013-03-07 Alan Modra <amodra@gmail.com>
1074 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1075 always_inline. Add assembly for powerpc to avoid GOT.
1077 2013-03-07 Alan Modra <amodra@gmail.com>
1079 * testsuite/script_test_10.sh: Don't test .bss section
1082 2013-03-06 Alan Modra <amodra@gmail.com>
1084 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1085 (Target_powerpc::symval_for_branch): Add symtab param. Update
1086 all callers. Handle folded sections.
1087 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1089 (Global_symbol_visitor_opd::operator()): Likewise.
1091 2013-03-04 Alan Modra <amodra@gmail.com>
1093 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1094 * testsuite/Makefile.in: Regenerate.
1096 2013-03-01 Cary Coutant <ccoutant@google.com>
1098 Add dwp support for v2 DWARF package file format.
1099 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1100 tu_length parameter. Adjust all callers.
1101 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1102 * dwp.cc: Include dwarf.h.
1103 (Section_bounds): New struct type.
1104 (Unit_set): New struct type.
1105 (Dwo_file::Dwo_file): Initialize new data member.
1106 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1107 Combine and rename to...
1108 (Dwo_file::read_unit_index): ...this.
1109 (Dwo_file::sized_read_compunit_index)
1110 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1111 (Dwo_file::sized_read_unit_index): ...this.
1112 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1113 parameters; add section_id parameter.
1114 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1115 (Dwo_file::add_unit_set): ...this.
1116 (Dwo_file::shndx_map_): Remove.
1117 (Dwo_file::sect_offsets_): New data member.
1118 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1119 (Dwp_output_file::add_section): Rename to...
1120 (Dwp_output_file::add_contribution): ...this.
1121 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1122 (Dwp_output_file::add_tu_set): Likewise.
1123 (Dwp_output_file::Contribution): New type.
1124 (Dwp_output_file::Section::contributions): New data member.
1125 (Dwp_output_file::Cu_or_tu_set): Remove.
1126 (Dwp_output_file::Section::Section): New ctor.
1127 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1128 (Dwp_output_file::Dwp_index::Section_table): New type.
1129 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1130 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1132 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1133 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1134 (Dwp_output_file::Dwp_index::section_table): New member function.
1135 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1136 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1137 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1138 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1139 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1140 (Dwp_output_file::Dwp_index::section_table_): New data member.
1141 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1142 (Dwp_output_file::add_output_section): New member function.
1143 (Dwp_output_file::write_new_section): New member function.
1144 (Dwp_output_file::write_contributions): New member function.
1145 (Dwp_output_file::section_id_map_): New data member.
1146 (class Dwo_id_info_reader): Remove.
1147 (class Unit_reader): New class.
1148 (get_dwarf_section_name): New function.
1149 (Dwo_file::read_executable): Adjust initializations of class data.
1150 (Dwo_file::read): Add support for v2 package file format.
1151 (Dwo_file::read_unit_index): Likewise.
1152 (Dwo_file::sized_read_unit_index): Likewise.
1153 (Dwo_file::copy_section): Likewise.
1154 (Dwo_file::add_unit_set): Likewise.
1155 (Dwp_output_file::add_output_section): Likewise.
1156 (Dwp_output_file::add_contribution): Likewise.
1157 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1159 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1161 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1163 (Dwp_output_file::initialize): Remove unused function.
1164 (Dwp_output_file::finalize): Add support for v2 package file format.
1165 (Dwp_output_file::write_index): Likewise.
1166 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1169 2013-03-01 Cary Coutant <ccoutant@google.com>
1171 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1172 function into class definition in header file.
1173 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1174 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1176 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1178 2013-02-28 Alan Modra <amodra@gmail.com>
1180 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1181 * target.cc (Target::do_plt_fde_location): New function.
1182 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1183 accessor function, and constructor param.
1184 (struct Post_fde, Post_fdes): Declare.
1185 (Cie::write): Add post_fdes param.
1186 * ehframe.cc (Fde::write): Use plt_fde_location.
1187 (struct Post_fde): Define.
1188 (Cie::write): Stash FDEs added post merge mapping.
1189 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1190 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1191 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1193 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1194 (Target_powerpc::has_glink): New function.
1195 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1196 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1197 glink_eh_frame_fde_32, default_fde): New data.
1198 (Stub_table::eh_frame_added_): New var.
1199 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1201 (Stub_table::add_eh_frame): New function.
1202 (Output_data_glink::add_eh_frame): New function.
1203 (Target_powerpc::make_glink_section): Call add_eh_frame.
1205 2013-02-15 Ian Lance Taylor <iant@google.com>
1207 * options.h (DEFINE_uint64_alias): Define.
1208 (class General_options): Add -Ttext-segment as an alias for
1211 2013-02-15 Alan Modra <amodra@gmail.com>
1213 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1214 (Stub_table::do_write): ..here, two places.
1215 (Stub_table::plt_call_size): Use it here too.
1217 2013-02-11 Ian Lance Taylor <iant@google.com>
1219 * descriptors.cc (Descriptors::close_all): New function.
1220 * descriptors.h (class Descriptors): Declare close_all.
1221 (close_all_descriptors): New inline function.
1222 * plugin.cc: Include "descriptors.h".
1223 (Plugin_manager::cleanup): Call close_all_descriptors.
1225 2013-02-06 Alan Modra <amodra@gmail.com>
1227 * README: Update coding style link.
1229 2013-01-28 Cary Coutant <ccoutant@google.com>
1231 * dwp.cc (File_list): New typedef.
1232 (Dwo_name_info_reader): New class.
1233 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1234 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1235 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1236 (Dwo_file::read_executable): New function.
1237 (Dwo_file::read): Move common setup code to ...
1238 (Dwo_file::make_object): ... here.
1239 (dwp_options): Add --exec/-e.
1243 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1245 * layout.cc (Layout::layout): Check for option text_reorder.
1246 (Layout::make_output_section): Ditto.
1247 * options.h (text_reorder): New option.
1248 * output.cc (Input_section_sort_compare): Remove special ordering
1251 Input_section_sort_section_name_special_ordering_compare::
1252 operator()): New function.
1253 (Output_section::sort_attached_input_sections): Use new sort function
1255 * output.h (Input_section_sort_section_name_special_ordering_compare):
1257 * testsuite/Makefile.am (text_section_grouping): Test option
1259 * testsuite/Makefile.in: Regenerate.
1260 * testsuite/text_section_grouping.sh: Check order of functions without
1261 default text reordering.
1263 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1265 * options.h (General_options): Change default to true for new_dtags.
1267 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1269 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1270 when enable_new_dtags is false. Only add DT_RUNPATH when
1271 enable_new_dtags is true.
1273 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1275 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1276 used in declaration and definition consistent.
1277 (Target_powerpc::symval_for_branch): Ditto.
1279 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1281 * testsuite/plugin_final_layout.cc: Fix comment.
1283 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1285 * layout.cc (Layout::layout): Do not do default sorting for
1286 text sections when section ordering is specified.
1287 (make_output_section): Ditto.
1288 * testsuite/plugin_final_layout.cc: Name the function sections
1289 to catch reordering issues.
1291 2013-01-15 Alan Modra <amodra@gmail.com>
1293 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1296 2013-01-15 Alan Modra <amodra@gmail.com>
1298 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1299 * testsuite/Makefile.in: Regenerate.
1301 2013-01-14 Alan Modra <amodra@gmail.com>
1303 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1304 * testsuite/Makefile.in: Regenerate.
1306 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1309 Fix mingw gold build with plugins enabled
1310 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1311 * configure.ac: Export DLOPEN_LIBS and add headers check.
1312 * plugin.cc: Handle non-dlfcn case.
1313 * Makefile.in: Regenerate.
1314 * config.in: Regenerate.
1315 * configure: Regenerate.
1316 * testsuite/Makefile.in: Regenerate.
1318 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1320 * output.h (sort_attached_input_sections): Change to be public.
1321 * script-sections.cc
1322 (Output_section_definition::set_section_addresses): Sort
1323 attached input sections according to section order before linker
1324 script assigns section addresses.
1325 (Orphan_output_section::set_section_addresses): Sort
1326 attached input sections according to section order before linker
1327 script assigns section addresses.
1328 * Makefile.am (final_layout.sh): Use a simple linker script to
1329 check if section ordering still works.
1330 * Makefile.in: Regenerate.
1332 2013-01-09 Ben Cheng <bccheng@google.com>
1334 * arm.cc (Target_arm::attributes_accept_div): New function.
1335 (Target_arm::attributes_forbid_div): New function.
1336 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1337 attribute using the same new functions as what bfd/elf32_arm.c
1340 2013-01-07 Cary Coutant <ccoutant@google.com>
1343 * output.cc (Output_section::add_input_section): For incremental
1344 updates, don't track input sections that are allocated from patch
1347 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1348 Ian Lance Taylor <iant@google.com>
1351 * configure.ac (--enable-ld): Removed.
1352 (install_as_default): Set to yes only for --enable-gold=default
1354 * configure: Regenerated.
1356 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1358 * options.h (General_options): Add -fuse-ld= for GCC linker
1359 option compatibility.
1361 2013-01-04 Cary Coutant <ccoutant@google.com>
1363 * configure.ac: Fix typo restoring CXXFLAGS.
1364 * configure: Regenerate.
1366 2013-01-04 Cary Coutant <ccoutant@google.com>
1368 * testsuite/Makefile.am (CXXLINK_S): New macro.
1369 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1370 * testsuite/Makefile.in: Regenerate.
1372 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1374 * version.cc (print_version): Update copyright year to 2013.
1376 2012-12-20 Ian Lance Taylor <iant@google.com>
1378 * layout.cc (Layout::special_ordering_of_input_section): New
1380 (Layout::layout): If input section requires special ordering, must
1381 sort input sections.
1382 (Layout::make_output_section): May sort .text input sections.
1383 (Layout::is_section_name_prefix_grouped): Remove.
1384 * layout.h (class Layout): Declare
1385 special_ordering_of_input_section. Don't declare
1386 is_section_name_prefix_grouped.
1387 * output.cc (Output_section::add_input_section): Revert last
1389 (Output_section::Input_section_sort::match_file_name): Don't crash
1390 if called on output section data.
1391 (Output_section::Input_section_sort_compare): Sort based on
1393 (Output_section::Input_section_sort_section_order_index_compare):
1395 (Output_section::sort_attached_input_sections): Likewise.
1397 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1399 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1400 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1401 * output.cc (Output_section::add_input_section): Check if section
1402 name contains special prefix. Keep input sections to sort such
1404 (Output_section::Input_section_sort_section_order_index_compare
1405 ::operator()): Group sections according to prefixes.
1406 (Output_section::sort_attached_input_sections): Add condition to
1407 Input_section_entry constructor call.
1408 * testsuite/Makefile.am (text_section_grouping): New test.
1409 * testsuite/Makefile.in: Regenerate.
1410 * testsuite/text_section_grouping.cc: New file.
1411 * testsuite/text_section_grouping.sh: New file.
1413 2012-12-17 Nick Clifton <nickc@redhat.com>
1415 * Makefile.am: Add copyright notice.
1418 * configure.ac: Likewise.
1419 * ftruncate.c: Likewise.
1420 * Makefile.in: Regenerate.
1422 2012-12-14 Cary Coutant <ccoutant@google.com>
1424 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1425 --no-as-needed flag.
1426 (exception_separate_shared_12_test): Likewise.
1427 (incremental_copy_test): Likewise.
1428 * testsuite/Makefile.in: Regenerate.
1430 2012-12-14 Cary Coutant <ccoutant@google.com>
1432 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1433 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1435 2012-12-12 Alan Modra <amodra@gmail.com>
1437 * powerpc.cc (class Track_tls): New.
1438 (class Relocate, class Scan): Inherit Track_tls.
1439 (Target_powerpc::Scan::local, global): Track tls optimization
1440 and avoid creating plt entry for __tls_get_addr if all uses
1442 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1444 2012-12-12 Alan Modra <amodra@gmail.com>
1446 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1447 Replace no_toc_optimize with toc_optimize.
1448 * output.h (Output_section::input_sections): Provide non-const variant.
1449 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1450 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1452 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1453 (class Sort_toc_sections): New.
1454 (Target_powerpc::do_finalize_sections): Sort toc sections.
1455 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1457 2012-12-10 Roland McGrath <mcgrathr@google.com>
1459 * testsuite/binary_unittest.cc (read_all): New function.
1460 (Sized_binary_test): Use it instead of ::read.
1461 * fileread.cc (do_read): Don't assume pread always reads the whole
1462 amount in a single call.
1464 2012-12-10 Alan Modra <amodra@gmail.com>
1466 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1467 Set EM_PPC64 or EM_PPC here.
1468 (Target_selector_powerpc::do_recognize): Delete.
1470 2012-12-10 Alan Modra <amodra@gmail.com>
1472 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1474 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1476 2012-12-07 Roland McGrath <mcgrathr@google.com>
1478 * testsuite/binary_unittest.cc (Sized_binary_test):
1479 Use open_descriptor rather than ::open.
1481 2012-12-07 Alan Modra <amodra@gmail.com>
1483 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1484 typedef and invalid_address constant.
1485 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1486 instantiate constants.
1488 2012-12-06 Roland McGrath <mcgrathr@google.com>
1490 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1491 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1492 * aclocal.m4: Regenerate.
1493 * configure: Regenerate.
1494 * Makefile.in: Regenerate.
1495 * testsuite/Makefile.in: Regenerate.
1497 2012-12-07 Alan Modra <amodra@gmail.com>
1499 * options.h (General_options): Add no_toc_optimize.
1500 * powerpc.cc (ok_lo_toc_insn): New function.
1501 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1503 2012-12-06 Alan Modra <amodra@gmail.com>
1505 * options.h (General_options): Add plt_align, plt_static_chain,
1506 plt_thread_safe. Update stub_group_size help text.
1507 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1508 for new plt_thread_safe_ var.
1509 (use_plt_offset): Correct comments.
1510 (Target_powerpc::do_relax): Look for thread creation symbols to
1511 determine default plt_thread_safe value. Clear plt call stubs
1512 as well as branch stubs each iteration.
1513 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1515 (l, hi, ha, write_insn): Move earlier.
1516 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1517 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1519 (Stub_table::update_size): Adjust.
1520 (Stub_table::prev_size, set_prev_size): Delete.
1521 (Stub_table::stub_align): Let --plt-align affect result.
1522 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1523 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1524 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1525 (Stub_table::do_write): Support more stub variants.
1527 2012-12-04 Alan Modra <amodra@gmail.com>
1529 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1530 (Target_powerpc::do_define_standard_symbols): New function.
1532 2012-12-03 Alan Modra <amodra@gmail.com>
1534 * output.h: Formatting, whitespace.
1536 2012-12-03 Alan Modra <amodra@gmail.com>
1538 * layout.h (Layout::get_executable_sections): Declare.
1539 * layout.cc (Layout::get_executable_sections): New function.
1540 * arm.cc (Target_arm::group_sections): Use it.
1541 (Arm_output_section::group_sections): Delete now redundant test.
1542 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1543 param to handle relative relocs.
1544 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1545 (Output_data_reloc::add_absolute): Adjust.
1546 (Output_data_reloc::add_relative): New function.
1547 (Output_data::reset_data_size): New function.
1548 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1549 (Output_section::set_addralign): New function.
1550 (Output_section::checkpoint_set_addralign): New function.
1551 (Output_section::clear_section_offsets_need_adjustment): New function.
1552 (Output_section::input_sections): Make public.
1553 * powerpc.cc (class Output_data_brlt_powerpc): New.
1554 (class Stub_table, class Stub_control): New.
1555 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1556 stub_table_, set_stub_table, stub_table): New vectors and accessor
1558 (Target_powerpc::do_may_relax, do_relax, push_branch,
1559 new_stub_table, stub_tables, brlt_section, group_sections,
1560 add_branch_lookup_table, find_branch_lookup_table,
1561 write_branch_lookup_table, make_brlt_section): New functions.
1562 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1563 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1564 branch_info_): New vars.
1565 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1566 make call stubs here.
1567 (Output_data_glink): Remove all call stub handling from this class.
1568 (Target_powerpc::Scan::local, global): Save interesting branch
1569 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1570 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1571 functions on final link.
1572 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1573 Handle long branch destinations too.
1574 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1575 do_plt_address_for_local): Adjust lookup of plt call stubs.
1577 2012-11-30 Alan Modra <amodra@gmail.com>
1579 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1580 relocs against protected symbols when building 32-bit shared libs.
1582 2012-11-30 Alan Modra <amodra@gmail.com>
1584 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1585 param. Call got_section() to make .got. Update all callers
1586 and their callers and so on.
1588 2012-11-30 Alan Modra <amodra@gmail.com>
1590 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1591 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1592 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1593 value if it already exists.
1595 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1598 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1600 2012-11-14 Roland McGrath <mcgrathr@google.com>
1602 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1603 than bfc instruction for data sandboxing.
1605 2012-11-08 Alan Modra <amodra@gmail.com>
1607 * po/POTFILES.in: Regenerate.
1609 2012-11-05 Alan Modra <amodra@gmail.com>
1611 * configure.ac: Apply 2012-09-10 change to config.in here.
1612 * configure: Regenerate.
1614 2012-11-05 Alan Modra <amodra@gmail.com>
1616 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1617 (struct Opd_ent): Use "Address" rather than "Offset".
1618 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1619 (Target_powerpc::got_section): Make public.
1620 (Target_powerpc::scan_relocs): Move code setting symbols..
1621 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1622 Create _SDA_BASE_ only when referenced.
1624 2012-11-02 Roland McGrath <mcgrathr@google.com>
1626 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1629 2012-11-01 Roland McGrath <mcgrathr@google.com>
1631 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1632 for offset_in_output_section parameter.
1633 (Sized_target::relocate_special_relocatable): Likewise.
1634 * arm.cc (Target_arm::relocate_relocs): Likewise.
1635 (Target_arm::relocate_special_relocatable): Likewise.
1636 * i386.cc (Target_i386::relocate_relocs): Likewise.
1637 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1638 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1639 * target-reloc.h (relocate_relocs): Likewise.
1640 * testsuite/testfile.cc (Target_test): Likewise.
1641 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1642 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1644 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1645 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1647 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1648 parameter, which is unused in the [!F_SETFD] case.
1650 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1651 SYMNDX to off_t before comparing it to this->data_size().
1652 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1653 * incremental.cc (Output_section_incremental_inputs::do_write):
1654 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1656 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1658 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1660 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1661 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1664 2012-10-29 Cary Coutant <ccoutant@google.com>
1666 * dwp.cc (usage): Add file and exit status parameters;
1667 add --help and --version options.
1668 (print_version): New function.
1669 (main): Add --help and --version options.
1671 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1673 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1674 final_layout_sequence.txt.
1675 * testsuite/Makefile.in: Regenerated.
1677 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1679 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1680 COMPILE generated by automake.
1682 (CXXCOMPILE1): Likewise.
1683 (CXXLINK1): Likewise.
1684 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1686 (CXXCOMPILE): Likewise.
1687 (CXXLINK): Likewise.
1688 * testsuite/Makefile.in: Regenerated.
1690 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1692 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1693 on bad fwrite return.
1695 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1697 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1700 2012-10-23 Cary Coutant <ccoutant@google.com>
1702 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1703 * testsuite/Makefile.in: Regenerate.
1704 * testsuite/dwp_test.h: New source file.
1705 * testsuite/dwp_test_1.cc: New source file.
1706 * testsuite/dwp_test_1.s: New source file.
1707 * testsuite/dwp_test_1.sh: New source file.
1708 * testsuite/dwp_test_1b.cc: New source file.
1709 * testsuite/dwp_test_1b.s: New source file.
1710 * testsuite/dwp_test_2.cc: New source file.
1711 * testsuite/dwp_test_2.s: New source file.
1712 * testsuite/dwp_test_2.sh: New source file.
1713 * testsuite/dwp_test_main.cc: New source file.
1714 * testsuite/dwp_test_main.s: New source file.
1716 2012-10-23 Cary Coutant <ccoutant@google.com>
1718 * dwp.h: New header file.
1719 * dwp.cc: New source file.
1720 * gold.h: Move shared declarations to system.h.
1721 * system.h: New header file.
1722 * Makefile.am: Add dwp.
1723 * Makefile.in: Regenerate.
1725 2012-10-23 Cary Coutant <ccoutant@google.com>
1727 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1728 Dwarf_info_reader::read_from_pointer.
1729 (Dwarf_pubnames_table::read_header): Likewise.
1730 (Dwarf_pubnames_table::next_name): Likewise.
1731 (Dwarf_die::read_attributes): Likewise.
1732 (Dwarf_die::skip_attributes): Likewise.
1733 (Dwarf_info_reader::read_from_pointer): New function template.
1734 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1735 (Dwarf_pubnames_table): Likewise.
1736 (Dwarf_info_reader::read_from_pointer): New function template.
1737 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1738 Dwarf_pubnames_table ctor.
1740 2012-10-23 Cary Coutant <ccoutant@google.com>
1742 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1744 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1746 (Dwarf_info_reader::set_abbrev_shndx): New method.
1747 (Dwarf_info_reader::abbrev_shndx_): New data member.
1749 2012-10-23 Cary Coutant <ccoutant@google.com>
1751 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1752 from object, not parameters.
1753 (Dwarf_info_reader::parse): Likewise.
1754 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1755 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1756 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1759 2012-10-23 Cary Coutant <ccoutant@google.com>
1761 * fileread.cc (Input_file::Input_file): New constructor.
1762 * fileread.h (class Input_file): Add new constructor.
1764 2012-10-18 Alan Modra <amodra@gmail.com>
1767 * object.cc (Relobj::is_section_name_included): Also match
1768 .sdata personality section.
1770 2012-10-18 Alan Modra <amodra@gmail.com>
1772 * target-reloc.h (class Default_comdat_behavior): New, package up..
1773 (get_comdat_behaviour): ..this.
1774 (relocate_section): Add Relocate_comdat_behavior template arg,
1775 adjust code to suit.
1776 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1777 (Target_arm::scan_reloc_section): Likewise.
1778 * i386.cc (Target_i386::relocate_section): Likewise.
1779 * sparc.cc (Target_sparc::relocate_section): Likewise.
1780 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1781 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1782 * powerpc.cc (class Relocate_comdat_behavior): New.
1783 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1784 gold::relocate_section with new template arg.
1786 2012-10-18 Alan Modra <amodra@gmail.com>
1788 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1789 dynamic relocs for GOT_TPREL got entries, without symbol if
1791 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1792 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1793 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1795 2012-10-17 Alan Modra <amodra@gmail.com>
1798 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1800 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1802 * layout.cc (Layout::include_section): Keep sections marked
1803 SHF_EXCLUDE when doing relocatable links.
1805 2012-10-16 Alan Modra <amodra@gmail.com>
1807 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1808 (Target_powerpc::do_finalize_sections): Call it.
1809 (Output_data_save_res): New class and supporting functions.
1810 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1811 normal symbols defined in object files.
1813 2012-10-12 Alan Modra <amodra@gmail.com>
1815 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1816 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1817 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1818 section if scan_opd_relocs not yet called.
1819 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1821 2012-10-12 Alan Modra <amodra@gmail.com>
1823 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1824 add_local_ifunc_entry): Revert last change.
1825 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1827 2012-10-05 Alan Modra <amodra@gmail.com>
1829 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1830 do_plt_address_for_global): New functions.
1831 (Output_data_got_powerpc::do_write): Don't segfault when linking
1833 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1834 add_local_ifunc_entry): Return true on adding entry..
1835 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1836 glink->add_entry call. Remove unused symtab param. Adjust calls.
1837 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1838 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1839 set up symbols here.
1840 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1841 syms here. Do so even when no .iplt. Don't segfault when linking
1843 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1844 new variants without reloc param.
1845 (Glink_sym_ent::Glink_sym_ent): Likewise.
1846 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1847 reloc when refs will resolve to plt call stub.
1848 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1849 R_PPC_PLTREL24 to resolve locally.
1850 (Target_powerpc::Scan::global): Correct ifunc handling.
1851 (Target_powerpc::Relocate::relocate): Correct local sym glink
1852 lookup. Don't destroy "value" when we have a plt call stub,
1853 and when checking plt call validity.
1854 (Target_powerpc::do_dynsym_value): Simplify.
1856 2012-10-05 Alan Modra <amodra@gmail.com>
1858 * i386.cc (Output_data_plt_i386::address_for_global,
1859 address_for_local): Add plt offset to returned value. Adjust uses.
1860 * sparc.cc (Output_data_plt_sparc::address_for_global,
1861 address_for_local): Likewise.
1862 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1863 address_for_local): Likewise.
1864 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1865 address_for_local): Likewise.
1866 * target.h (Target::plt_address_for_global, plt_address_for_local):
1868 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1869 (Output_data_got::Got_entry::write): Nor here.
1870 * output.h: Comment fix.
1872 2012-10-02 Jiong Wang <jiwang@tilera.com>
1874 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1875 global_offset_table_ value for larget got.
1876 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1878 2012-09-29 Alan Modra <amodra@gmail.com>
1880 * powerpc.cc (Target_powerpc::iplt_): New output section.
1881 (Target_powerpc::iplt_section, make_iplt_section,
1882 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1883 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1884 Target_powerpc::plt_entry_count): Count iplt entries too.
1885 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1886 reloc section in constructor. New params.
1887 (Target_powerpc::make_plt_section): Create reloc section here instead.
1888 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1890 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1891 (Output_data_glink::add_entry, find_entry): New functions to
1892 deal with local syms.
1893 (Glink_sym_ent): Add support for local syms.
1894 (Output_data_glink::do_write): Handle ifunc plt entries.
1895 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1896 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1897 (Target_powerpc::Relocate::relocate): Likewise.
1898 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1900 2012-09-25 Alan Modra <amodra@gmail.com>
1902 * object.h (Sized_relobj_file::adjust_local_symbol,
1903 do_adjust_local_symbol): New functions.
1904 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1905 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1906 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1907 and irregular opd entry spacing.
1908 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1909 (Global_symbol_visitor_opd): New functor.
1910 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1911 on deleted opd entries.
1913 2012-09-15 Jiong Wang <jiwang@tilera.com>
1915 * tilegx.cc: New file.
1916 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1917 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1918 * configure.tgt: Add entries for tilegx*.
1919 * configure.ac: Likewise.
1920 * Makefile.in: Rebuild.
1921 * configure: Likewise.
1922 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1925 2012-09-13 Alan Modra <amodra@gmail.com>
1927 * target-reloc.h (scan_relocs): Call scan.local for relocs
1928 against symbols in discarded sections. Pass is_discarded
1930 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1931 Add is_discarded param.
1932 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1933 is_discarded to flag opd entry as discarded. Don't emit dyn
1934 relocs on such entries.
1935 (Target_powerpc::Scan::global): Similarly detect and handle
1937 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1938 opd_ent_. Update all uses.
1939 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1940 (Target_powerpc::relocate_section): Zero out discarded opd
1943 2012-09-12 Ian Lance Taylor <iant@google.com>
1946 * output.cc: Rename Output_data_got template parameter from size
1947 to got_size for all functions. Compile all variants of
1949 (Output_data_got::Got_entry::write): Correct use of size for
1950 symbol value. Use local_is_tls rather than casting to
1952 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1953 (class Sized_relobj_file): Add do_local_is_tls.
1954 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1956 2012-09-11 Alan Modra <amodra@gmail.com>
1959 * layout.cc (Layout::set_segment_offsets): When using
1960 common-page-size alignment, ensure we are on a new max-page-size
1962 * output.cc (Output_segment::set_section_addresses): Use
1963 abi_pagesize, not common_pagesize for relro boundary.
1964 (Output_segment::set_offset): Likewise.
1966 2012-09-11 Alan Modra <amodra@gmail.com>
1968 * output.h (Output_data_got::add_global_tls, add_local_tls,
1969 add_local_tls_pair): New functions.
1970 (Output_data_got::add_local_pair_with_rel): Remove second
1971 reloc param. Expand comment.
1972 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1973 use_plt_or_tls_offset_, similarly for constructor param.
1974 (Output_data_got::Got_entry::write): Add got_index param.
1975 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1976 add_local_tls_pair): New functions.
1977 (Output_data_got::Got_entry::write): Handle tls symbols
1978 with use_plt_or_tls_offset_ set specially.
1979 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1980 (Output_data_got::do_write): Replace iterator with index, pass
1981 index to entry write function.
1982 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1983 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1984 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1986 * i386.cc (Target_i386::Scan::local): Likewise.
1987 * sparc.cc (Target_sparc::Scan::local): Likewise.
1988 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1989 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1990 do_tls_offset_for_global): New functions.
1991 (Target_powerpc::Scan::local): Correct TLS relocations and got
1993 (Target_powerpc::Scan::global): Don't emit unnecessary
1994 dynamic relocations on TLS GOT entries.
1996 2012-09-10 Matthias Klose <doko@ubuntu.com>
1998 * config.in: Disable sanity check for kfreebsd.
2000 2012-09-10 Sterling Augustine <saugustine@google.com>
2002 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2003 (Gdb_index::pubtypes_read): New parameter.
2004 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2006 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2009 2012-09-09 Alan Modra <amodra@gmail.com>
2011 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2012 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2013 * gc.h (gc_process_relocs): Call target gc_add_reference.
2014 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2015 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2016 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2018 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2019 to cater for when we don't need code offset. Update use.
2020 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2021 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2022 set_opd_valid): New functions.
2023 (Target_powerpc::do_gc_add_reference): New function.
2024 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2026 (Target_powerpc::do_gc_mark_symbol): New function.
2028 2012-09-06 Cary Coutant <ccoutant@google.com>
2030 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2031 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2032 (Dwarf_die::skip_attributes): Likewise.
2033 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2034 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2036 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2038 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2040 * testsuite/script_test_3.t: Add .got.plt output section
2042 * testsuite/script_test_4.t: Likewise.
2044 2012-09-05 Alan Modra <amodra@gmail.com>
2046 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2047 update all uses and lose "enum" when using type.
2049 2012-09-05 Alan Modra <amodra@gmail.com>
2051 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2052 * configure: Regenerate.
2053 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2054 (plugin_final_layout.stdout): Likewise.
2055 (memory_test): Set page sizes to 0x1000.
2056 * testsuite/Makefile.in: Regenerate.
2057 * testsuite/discard_locals_test.sh: Add FIXME comment.
2058 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2059 * testsuite/pr14265.t: Add .got output section statement.
2060 * testsuite/script_test_2.t: Likewise.
2061 * testsuite/script_test_3.t: Likewise.
2062 * testsuite/script_test_4.t: Likewise.
2063 * testsuite/script_test_5.t: Likewise.
2064 * testsuite/script_test_6.t: Likewise.
2065 * testsuite/script_test_7.t: Likewise.
2066 * testsuite/script_test_9.t: Likewise.
2068 2012-09-05 Alan Modra <amodra@gmail.com>
2070 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2071 (Powerpc_relocate_functions::Status): New typedef.
2072 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2073 (Target_powerpc::Scan::local): Handle REL64.
2074 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2075 for REL32 and REL64.
2076 (Target_powerpc::symval_for_branch): New function, extracted from..
2077 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2078 checks. Report overflow errors.
2080 2012-09-05 Alan Modra <amodra@gmail.com>
2082 * object.h (Sized_relobj_file::emit_relocs): Delete.
2083 (Sized_relobj_file::emit_relocs_reltype): Delete.
2084 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2085 relocate_relocs for --emit-relocs.
2086 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2087 * output.h: Update comment.
2088 (Output_segment::first_section): New function.
2089 (Output_segment::first_section_load_address): Use first_section.
2090 * output.cc (Output_segment::first_section): New function extracted..
2091 (Output_segment::first_section_load_address): ..from here. Delete.
2092 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2093 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2094 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2095 adjust call to target.h function.
2096 * i386.cc (Target_i386): Likewise.
2097 * sparc.cc (Target_sparc): Likewise.
2098 * x86_64.cc (Target_x86_64): Likewise.
2099 * powerpc.cc (Target_powerpc): Likewise.
2100 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2101 first tls section has section symbol for optimised local dynamic
2103 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2104 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2106 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2107 Rename to relocate_relocs. Update error message.
2109 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2111 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2114 2012-08-31 Alan Modra <amodra@gmail.com>
2116 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2117 (Powerpc_relobj::toc_base_offset): New stub function.
2118 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2119 got_mod_index_offset to tlsld_got_offset. Update all refs.
2120 (Target_powerpc::Relocate::enum skip_tls): New.
2121 (Target_powerpc::call_tls_get_addr_): New var.
2122 (Target_powerpc::is_branch_reloc): Move to file scope.
2123 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2124 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2126 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2127 (powerpc_info): Correct common_pagesize for ppc64.
2128 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2129 (Powerpc_relocate_functions): Add overflow check enums and functions.
2130 Add non-shift version of rela, rela_ua. Delete all rel public
2131 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2132 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2133 addr16_ha3, addr14 functions.
2134 (Output_data_got_powerpc::add_constant_pair): New function.
2135 (Output_data_got_powerpc::got_base_offset): Likewise.
2136 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2137 (instruction constants): Sort, add some more.
2138 (Output_data_glink::do_write): Add and use Address typedef. Use
2139 object->toc_base_offset() stub for 64-bit.
2140 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2141 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2142 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2143 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2144 Always treat .opd relocs as against locally defined symbol.
2145 Correct condition for RELATIVE relocs.
2146 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2147 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2148 for 32-bit syms with a plt entry. Correct ppc64 toc base
2149 calculations. Handle TLS relocs, and more. Add overflow
2150 checking and adjust for Powerpc_relocate_functions changes.
2151 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2152 Reinstate --emit-relocs code with FIXME.
2154 2012-08-30 Alan Modra <amodra@gmail.com>
2156 * layout.cc (Layout::set_segment_offsets): Set p_align to
2157 abi_pagesize, not common_pagesize.
2158 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2159 to determine whether file header can go in segment.
2161 2012-08-30 Alan Modra <amodra@gmail.com>
2163 * output.h (Output_reloc::Output_reloc <output section>): Add
2164 is_relative param. Adjust calls.
2165 (Output_reloc::add_output_section_relative): New functions.
2166 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2168 (Output_reloc::symbol_value): Handle SECTION_CODE.
2170 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2172 * gold.cc (queue_middle_tasks): Call layout again when unique
2173 segments for sections is desired.
2174 * layout.cc (Layout::Layout): Initialize new members.
2175 (Layout::get_output_section_flags): New function.
2176 (Layout::choose_output_section): Call get_output_section_flags.
2177 (Layout::layout): Make output section for mapping to a unique segment.
2178 (Layout::insert_section_segment_map): New function.
2179 (Layout::attach_allocated_section_to_segment): Make unique segment for
2180 output sections marked so.
2181 (Layout::segment_precedes): Check for unique segments when sorting.
2182 * layout.h (Layout::Unique_segment_info): New struct.
2183 (Layout::Section_segment_map): New typedef.
2184 (Layout::insert_section_segment_map): New function.
2185 (Layout::get_output_section_flags): New function.
2186 (Layout::is_unique_segment_for_sections_specified): New function.
2187 (Layout::set_unique_segment_for_sections_specified): New function.
2188 (Layout::unique_segment_for_sections_specified_): New member.
2189 (Layout::section_segment_map_): New member.
2190 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2191 Rename is_gc_pass_one to is_pass_one.
2192 Rename is_gc_pass_two to is_pass_two.
2193 Rename is_gc_or_icf to is_two_pass.
2194 Check for which pass based on whether symbols data is present.
2195 Make it two pass when unique segments for sections is desired.
2196 * output.cc (Output_section::Output_section): Initialize new
2198 * output.h (Output_section::is_unique_segment): New function.
2199 (Output_section::set_is_unique_segment): New function.
2200 (Output_section::is_unique_segment_): New member.
2201 (Output_section::extra_segment_flags): New function.
2202 (Output_section::set_extra_segment_flags): New function.
2203 (Output_section::extra_segment_flags_): New member.
2204 (Output_section::segment_alignment): New function.
2205 (Output_section::set_segment_alignment): New function.
2206 (Output_section::segment_alignment_): New member.
2207 (Output_segment::Output_segment): Initialize is_unique_segment_.
2208 (Output_segment::is_unique_segment): New function.
2209 (Output_segment::set_is_unique_segment): New function.
2210 (Output_segment::is_unique_segment_): New member.
2211 * plugin.cc (allow_unique_segment_for_sections): New function.
2212 (unique_segment_for_sections): New function.
2213 (Plugin::load): Add new functions to transfer vector.
2214 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2215 * Makefile.in: Regenerate.
2216 * testsuite/plugin_final_layout.sh: Check if unique segment
2217 functionality works.
2218 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2220 (allow_unique_segment_for_sections): New global.
2221 (unique_segment_for_sections): New global.
2222 (claim_file_hook): Call allow_unique_segment_for_sections.
2223 (all_symbols_read_hook): Call unique_segment_for_sections.
2225 2012-08-22 Cary Coutant <ccoutant@google.com>
2227 * layout.cc (Layout::include_section): Don't assert on GROUP
2228 sections with --emit-relocs.
2230 2012-08-21 Cary Coutant <ccoutant@google.com>
2232 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2233 if --export-dynamic-symbol names an undef symbol.
2235 2012-08-18 Alan Modra <amodra@gmail.com>
2237 * powerpc.cc: Formatting and white space.
2238 (Powerpc_relobj): Rename got2_section_ to special_.
2239 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2240 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2241 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2242 (Target_powerpc): Add Address typedef and invalid_address. Use
2244 (Target_powerpc::is_branch_reloc): New function.
2245 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2246 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2247 for dst_mask, value and addend.
2248 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2249 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2250 (Output_data_glink::do_write): Correct toc base. Don't try to use
2251 uint16_t for 24-bit offset. Use get_output_section_offset and
2253 (Target_powerpc::Scan::local): Handle more relocs.
2254 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2255 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2256 Plug in toc restoring insn after plt calls. Translate branches
2257 to function descriptor symbols to corresponding entry point.
2258 (Target_powerpc::relocate_for_relocatable): Check return from
2259 get_output_section_offset.
2260 * symtab.h: Comment typo.
2262 2012-08-14 Ian Lance Taylor <iant@google.com>
2264 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2265 unsupported_relocal_local to call unsupported_reloc_global.
2267 2012-08-14 Nick Clifton <nickc@redhat.com>
2270 * script-sections.cc (Sections_element::output_section_name): Add
2271 keep return parameter.
2272 (Output_section_element::match_name): Add keep return parameter.
2273 Return the value of the keep_ member.
2274 * script-sections.h (class Output_section): Update
2275 output_section_name prototype.
2276 * layout.cc (Layout::keep_input_section): New public member
2278 (Layout::choose_output_section): Pass keep parameter to
2279 output_section_name.
2280 * layout.h (class Layout): Add keep_input_section.
2281 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2283 * testsuite/Makefile.am: Add a test.
2284 * testsuite/Makefile.in: Regenerate.
2285 * testsuite/pr14265.c: Source file for the test.
2286 * testsuite/pr14265.t: Linker script for the test.
2287 * testsuite/pr14265.sh: Shell script for the test.
2289 2012-08-14 Alan Modra <amodra@gmail.com>
2291 * target.h (Target::output_section_name): New function.
2292 (Target::do_output_section_name): New function.
2293 * layout.cc (Layout::choose_output_section): Call the above.
2294 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2296 2012-08-14 Alan Modra <amodra@gmail.com>
2298 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2299 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2300 for replace_constant call.
2301 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2302 (Output_data_glink::do_print_to_mapfile): New function.
2303 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2304 (Target_powerpc::Relocate::relocate): Likewise.
2306 2012-08-14 Alan Modra <amodra@gmail.com>
2308 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2309 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2310 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2311 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2312 all references to shndx_. Handle special case for R_PPC_PLTREL24
2314 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2315 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2316 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2318 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2319 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2321 2012-08-12 Alan Modra <amodra@gmail.com>
2323 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2324 (glink insn constants): Use uint32_t.
2325 (Output_data_glink::add_entry): Use insert, not [] operator.
2327 2012-08-11 Alan Modra <amodra@gmail.com>
2329 * object.h (Sized_relobj_file::find_shdr): New function.
2330 (Sized_relobj_file::find_special_sections): New function.
2331 * object.cc (Sized_relobj_file::find_shdr): New function.
2332 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2333 (Sized_relobj_file::find_special_sections): New function, split out..
2334 (Sized_relobj_file::do_read_symbols): ..from here.
2335 * output.h (Output_data_got::replace_constant): New function.
2336 (Output_data_got::num_entries): New function.
2337 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2338 (Output_data_got::got_offset): Protected rather than private.
2339 (Output_data_got::replace_got_entry): New function.
2340 * output.cc (Output_data_got::replace_got_entry): New function.
2341 * powerpc.cc (class Powerpc_relobj): New.
2342 (class Powerpc_relocate_functions): Delete all psymval variants or
2343 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2344 Implement _ha functions using corresponding _hi function.
2345 (Powerpc_relobj::find_special_sections): New function.
2346 (Target_powerpc::do_make_elf_object): New function.
2347 (class Output_data_got_powerpc): New.
2348 (class Output_data_glink): New.
2349 (class Powerpc_scan_relocatable_reloc): New.
2350 Many more changes througout file.
2352 2012-08-09 Nick Clifton <nickc@redhat.com>
2354 * po/vi.po: Updated Vietnamese translation.
2356 2012-08-07 Ian Lance Taylor <iant@google.com>
2358 * layout.cc (Layout::add_target_dynamic_tags): If
2359 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2362 2012-07-30 Nick Clifton <nickc@redhat.com>
2364 * po/gold.pot: Updated template.
2365 * po/es.po: Updated Spanish translation.
2367 2012-07-18 Cary Coutant <ccoutant@google.com>
2370 * configure.ac: Add check for -gpubnames support.
2371 * configure: Regenerate.
2372 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2373 support; force -gno-pubnames.
2374 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2376 (gdb_index_test_4): New test.
2377 * testsuite/Makefile.in: Regenerate.
2378 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2379 * testsuite/gdb_index_test_2.sh: Likewise.
2380 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2381 * testsuite/gdb_index_test_4.sh: New script.
2382 * testsuite/gdb_index_test_comm.sh: New script with common code;
2383 don't look for space after colon.
2385 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2387 * gold.cc (queue_middle_tasks): Update function order only after
2388 deferred objects due to plugins are processed.
2390 2012-07-11 Ian Lance Taylor <iant@google.com>
2392 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2393 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2394 (Target_arm::scan_reloc_for_stub): Likewise.
2395 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2396 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2397 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2398 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2399 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2401 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2402 Ian Lance Taylor <iant@google.com>
2405 * configure.ac: Test whether std::tr1::hash<off_t> works.
2406 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2408 * output.h (class Output_fill): Add virtual destructor.
2409 * configure, config.in: Rebuild.
2411 2012-06-22 Roland McGrath <mcgrathr@google.com>
2413 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2415 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2417 * plugin.cc (Plugin::load): Handle position independent executables.
2419 2012-06-06 Cary Coutant <ccoutant@google.com>
2421 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2423 (lines_only_debug_sections): Likewise.
2424 (gdb_fast_lookup_sections): New static array.
2425 (is_gdb_debug_section): Rename formal parameter.
2426 (is_lines_only_debug_section): Likewise.
2427 (is_gdb_fast_lookup_section): New function.
2428 (Layout::include_section): Check for ".zdebug_" prefix; pass
2429 section name suffix to is_gdb_debug_section, et al.; check for
2430 fast-lookup sections when building .gdb_index.
2431 * options.h (--strip-debug-gdb): Update GDB version number.
2433 2012-06-06 Cary Coutant <ccoutant@google.com>
2435 * configure.ac: Add check for fallocate.
2436 * configure: Regenerate.
2437 * config.in: Regenerate.
2439 * options.h (class General_options): Add --mmap-output-file and
2440 --posix-fallocate options.
2441 * output.cc: (posix_fallocate): Remove; replace with...
2442 (gold_fallocate): New function.
2443 (Output_file::map_no_anonymous): Call gold_fallocate.
2444 (Output_file::map): Check --mmap-output-file option.
2446 2012-06-05 Jing Yu <jingyu@google.com>
2448 * gold.h (textdomain): Add do {} to empty while(0).
2449 (bindtextdomain): Likewise.
2451 2012-06-04 Cary Coutant <ccoutant@google.com>
2453 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2456 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2458 * symtab.cc (Symbol_table::define_special_symbol):
2459 Initialize *poldsym to prevent uninitialized variable errors.
2461 2012-05-23 Cary Coutant <ccoutant@google.com>
2463 * layout.cc (Layout::section_name_mapping): Add rules to handle
2464 exact match on .data.rel.ro.local or .data.rel.ro.
2465 (Layout::output_section_name): Check for exact matches.
2467 2012-05-23 Cary Coutant <ccoutant@google.com>
2469 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2472 2012-05-22 Cary Coutant <ccoutant@google.com>
2474 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2475 object before exporting symbol.
2477 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2479 * testsuite/tls_test.cc: Include "config.h" first.
2480 * testsuite/tls_test_c.c: Likewise.
2482 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2483 Nick Clifton <nickc@redhat.com>
2486 * configure.in: Add check that sysdep.h has been included before
2487 any system header files.
2488 * configure: Regenerate.
2489 * config.in: Regenerate.
2491 2012-05-14 Cary Coutant <ccoutant@google.com>
2493 * layout.cc (Layout::make_output_section): Mark .tdata section
2495 * testsuite/relro_test.cc: Add a TLS variable.
2497 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2500 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2501 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2504 2012-05-08 Cary Coutant <ccoutant@google.com>
2506 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2507 (lines_only_debug_sections): Likewise.
2509 2012-05-02 Roland McGrath <mcgrathr@google.com>
2511 * nacl.cc: New file.
2513 * Makefile.am (CCFILES, HFILES): Add them.
2514 * Makefile.in: Regenerate.
2515 * i386.cc (Output_data_plt_i386_nacl): New class.
2516 (Output_data_plt_i386_nacl_exec): New class.
2517 (Output_data_plt_i386_nacl_dyn): New class.
2518 (Target_i386_nacl): New class.
2519 (Target_selector_i386_nacl): New class.
2520 (target_selector_i386): Use it instead of Target_selector_i386.
2521 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2522 (Target_x86_64_nacl): New class.
2523 (Target_selector_x86_64_nacl): New class.
2524 (target_selector_x86_64, target_selector_x32): Use it instead of
2525 Target_selector_x86_64.
2526 * arm.cc (Output_data_plt_arm_nacl): New class.
2527 (Target_arm_nacl): New class.
2528 (Target_selector_arm_nacl): New class.
2529 (target_selector_arm, target_selector_armbe): Use it instead of
2530 Target_selector_arm.
2532 * target-select.cc (select_target): Take new Input_file* and off_t
2533 arguments, pass them on to recognize method of selector.
2534 * object.cc (make_elf_sized_object): Update caller.
2535 * parameters.cc (parameters_force_valid_target): Likewise.
2536 * incremental.cc (make_sized_incremental_binary): Likewise.
2537 * target-select.h: Update decl.
2538 (Target_selector::recognize): Take new Input_file* argument,
2539 pass it on to do_recognize.
2540 (Target_selector::do_recognize): Take new Input_file* argument.
2541 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2542 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2543 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2544 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2546 * target.h (Target::Target_info): New members isolate_execinstr
2548 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2549 * arm.cc (Target_arm::arm_info): Update initializer.
2550 * i386.cc (Target_i386::i386_info): Likewise.
2551 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2552 * sparc.cc (Target_sparc::sparc_info): Likewise.
2553 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2554 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2555 * layout.cc (Layout::attach_allocated_section_to_segment):
2556 Take new const Target* argument. If target->isolate_execinstr(), act
2558 (Layout::find_first_load_seg): Take new const Target* argument;
2559 if target->isolate_execinstr(), reject PF_X segments.
2560 (Layout::relaxation_loop_body): Update caller.
2561 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2562 reset file offset to zero when we hit LOAD_SEG, and then do a second
2563 loop over the segments before LOAD_SEG to reassign offsets after
2564 addresses have been determined. Handle target->rosegment_gap().
2565 (Layout::attach_section_to_segment): Take new const Target* argument;
2566 pass it to attach_allocated_section_to_segment.
2567 (Layout::make_output_section): Update caller.
2568 (Layout::attach_sections_to_segments): Take new const Target* argument;
2569 pass it to attach_section_to_segment.
2570 * gold.cc (queue_middle_tasks): Update caller.
2571 * layout.h (Layout): Update method decls with new arguments.
2573 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2574 Target_info pointer to use.
2575 (Target_arm::do_make_data_plt): New virtual method.
2576 (Target_arm::make_data_plt): New method that calls it.
2577 (Target_arm::make_plt_entry): Use it.
2578 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2579 for the section alignment.
2580 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2582 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2583 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2585 (Output_data_plt_arm::get_plt_entry_size): Call it.
2586 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2587 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2588 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2590 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2591 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2592 method instead of sizeof(plt_entry).
2593 (Output_data_plt_arm::add_entry): Likewise.
2594 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2595 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2597 (Target_arm::plt_entry_size): Likewise.
2598 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2600 (Output_data_plt_arm_standard): ... here, new class.
2601 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2602 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2603 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2605 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2606 Take additional argument for the PLT entry size.
2607 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2608 Use get_plt_entry_size method rather than plt_entry_size variable.
2609 (Output_data_plt_x86_64::reserve_slot): Likewise.
2610 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2611 (Output_data_plt_x86_64::add_entry): Likewise.
2612 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2613 (Output_data_plt_x86_64::address_for_global): Likewise.
2614 (Output_data_plt_x86_64::address_for_local): Likewise.
2615 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2616 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2617 Make method non-static.
2618 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2620 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2621 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2622 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2623 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2625 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2626 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2628 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2629 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2631 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2632 (Output_data_plt_x86_64::plt_entry_size)
2633 (Output_data_plt_x86_64::first_plt_entry)
2634 (Output_data_plt_x86_64::plt_entry)
2635 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2636 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2637 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2638 (Output_data_plt_x86_64_standard): ... here, new class.
2639 (Target_x86_64::Target_x86_64): Take optional argument for the
2640 Target_info pointer to use.
2641 (Target_x86_64::do_make_data_plt): New virtual method.
2642 (Target_x86_64::make_data_plt): New method to call it.
2643 (Target_x86_64::init_got_plt_for_update): Use that.
2644 Call this->plt_->add_eh_frame method here.
2645 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2646 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2647 rather than static method.
2648 (Target_x86_64::plt_entry_size): Likewise.
2649 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2650 rather than plt_entry_size variable. Move guts of PLT filling to...
2651 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2652 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2653 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2655 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2656 additional argument for the section alignment.
2657 Don't do add_eh_frame_for_plt here.
2658 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2659 non-static. Use get_plt_entry_size method rather than plt_entry_size
2661 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2663 (Output_data_plt_i386::get_plt_entry_size): Call it.
2664 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2665 (Output_data_plt_i386::add_eh_frame): New method to call it.
2666 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2668 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2669 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2671 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2672 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2673 method instead of plt_entry_size.
2674 (Output_data_plt_i386::plt_entry_size)
2675 (Output_data_plt_i386::plt_eh_frame_fde_size)
2676 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2677 (Output_data_plt_i386_standard): ... here, new class.
2678 (Output_data_plt_i386_exec): New class.
2679 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2680 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2681 (Output_data_plt_i386::exec_plt_entry): Move to ...
2682 (Output_data_plt_i386_exec::plt_entry): ... here.
2683 (Output_data_plt_i386_dyn): New class.
2684 (Output_data_plt_i386::first_plt_entry): Move to ...
2685 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2686 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2687 (Output_data_plt_i386_dyn::plt_entry): ... here.
2688 (Target_i386::Target_i386): Take optional argument for the Target_info
2690 (Target_i386::do_make_data_plt): New virtual method.
2691 (Target_i386::make_data_plt): New method to call it.
2692 (Target_i386::make_plt_section): Use that.
2693 Call this->plt_->add_eh_frame method here.
2694 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2695 rather than plt_entry_size variable.
2696 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2697 (Output_data_plt_i386::address_for_local): Likewise.
2698 (Output_data_plt_i386::do_write): Likewise.
2699 Move guts of PLT filling to...
2700 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2701 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2702 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2703 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2705 2012-05-01 Cary Coutant <ccoutant@google.com>
2707 * dwarf_reader.cc (Dwarf_die::read_attributes)
2708 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2709 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2710 * reduced_debug_output.cc
2711 (Output_reduced_debug_info_section::get_die_end): Remove
2712 DW_FORM_GNU_ref_index. Add default case.
2714 2012-04-26 Mark Wielaard <mjw@redhat.com>
2716 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2717 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2718 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2719 DW_AT_high_pc as offset from DW_AT_low_pc.
2721 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2722 * testsuite/Makefile.in: Regenerate.
2723 * testsuite/gdb_index_test_3.c: New test source file.
2724 * testsuite/gdb_index_test_3.sh: New test source file.
2726 2012-04-25 Ian Lance Taylor <iant@google.com>
2728 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2730 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2731 as a class, not a struct.
2732 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2733 (Target_arm::apply_cortex_a8_workaround): Likewise.
2734 * gc.h: Declare Reloc_types as a struct, not a class.
2735 * object.h: Declare Symbols_data as a struct.
2736 * reloc.h: Declare Read_relocs_data as a struct.
2737 * target.h: Declare Relocate_info as a struct.
2739 2012-04-24 David S. Miller <davem@davemloft.net>
2741 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2742 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2745 2012-04-24 Cary Coutant <ccoutant@google.com>
2747 * incremental-dump.cc (find_input_containing_global): Replace
2748 magic number with symbolic constant.
2749 (dump_incremental_inputs): Update version number.
2750 * incremental.cc (Output_section_incremental_inputs): Update version
2751 number; import symbolic constants from Incremental_inputs_reader.
2752 (Incremental_inputs::create_data_sections): Align relocations
2753 section correctly for 64-bit targets.
2754 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2755 constants; add padding.
2756 (Output_section_incremental_inputs::write_header): Add assert for
2758 (Output_section_incremental_inputs::write_input_files): Add assert
2759 for input_entry_size.
2760 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2761 add assert for object_info_size, input_section_entry_size,
2762 global_sym_entry_size.
2763 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2764 for data structure sizes; use them.
2765 (Incremental_input_entry_reader): Import symbolic constants from
2766 Incremental_inputs_reader; use them.
2768 2012-04-23 David S. Miller <davem@davemloft.net>
2770 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2772 (Target_sparc::Target_sparc): Initialize new fields.
2773 (Target_sparc::do_make_elf_object): New function.
2774 (Target_sparc::do_adjust_elf_header): New function.
2776 2012-04-23 Cary Coutant <ccoutant@google.com>
2778 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2779 CU range table of gdb index.
2781 2012-04-20 David S. Miller <davem@davemloft.net>
2783 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2786 2012-04-16 David S. Miller <davem@davemloft.net>
2788 * sparc.cc (Target_sparc::got_address): New function.
2789 (Sparc_relocate_functions::gdop_hix22): New function.
2790 (Sparc_relocate_functions::gdop_lox10): New function.
2791 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2793 (Target_sparc::Scan::local): Likewise if the global symbol is not
2794 preemptible and is not IFUNC.
2795 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2796 transformations for local and non-preemptible non-IFUNC global
2799 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2800 writing out 64-bit part of ranges.
2802 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2803 -fpic and -fpie respectively.
2804 * Makefile.in: Regenerate.
2806 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2807 (Target_sparc::Target_sparc): Initialize new field.
2808 (Target_sparc::do_plt_section_for_global): New function.
2809 (Target_sparc::do_plt_section_for_local): New function.
2810 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2811 (Target_sparc::make_plt_section): New function, broken out of
2812 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2813 (Target_sparc::make_plt_entry): Call make_plt_section.
2814 (Target_sparc::make_local_ifunc_plt_entry): New function.
2815 (Target_sparc::rela_ifunc_section): New function.
2816 (Target_sparc::plt_section): Remove const.
2817 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2818 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2819 and ifunc_count_ fields.
2820 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2821 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2822 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2823 (Output_data_plt_sparc::rela_ifunc): New function.
2824 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2825 (Output_data_plt_sparc::has_ifunc_section): New function.
2826 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2827 (Output_data_plt_sparc::address_for_global): New function.
2828 (Output_data_plt_sparc::address_for_local): New function.
2829 (Output_data_plt_sparc::plt_index_to_offset): New function.
2830 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2832 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2834 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2835 R_SPARC_JMP_IREL to switch.
2836 (Target_sparc::Scan::check_non_pic): Likewise.
2837 (Target_sparc::Scan::local): Handle IFUNC symbols.
2838 (Target_sparc::Scan::local): Likewise.
2839 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2840 and plt_address_for_local.
2841 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2842 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2844 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2845 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2846 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2847 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2849 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2850 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2852 * sparc.cc (Target_sparc::Scan::global): Likewise.
2853 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2855 2012-04-16 Cary Coutant <ccoutant@google.com>
2857 * archive.cc (Library_base::should_include_member): Check for
2858 --export-dynamic-symbol.
2859 * options.h (class General_options): Add --export-dynamic-symbol.
2860 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2861 --export-dynamic-symbol.
2862 (Symbol_table::gc_mark_undef_symbols): Likewise.
2863 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2865 2012-04-12 David S. Miller <davem@davemloft.net>
2867 * sparc.cc (Reloc::wdisp10): New relocation method.
2868 (Reloc::h34): Likewise.
2869 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2870 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2872 (Target_sparc::Scan::local): Likewise.
2873 (Target_sparc::Scan::global): Likewise.
2874 (Target_sparc::Relocate::relocate): Likewise.
2876 2012-04-09 Cary Coutant <ccoutant@google.com>
2878 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2881 2012-04-06 Ian Lance Taylor <iant@google.com>
2883 * timer.cc: #include <unistd.h>.
2885 2012-04-06 Roland McGrath <mcgrathr@google.com>
2887 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2888 * config.in: Regenerate.
2889 * configure: Regenerate.
2891 2012-04-05 Nick Clifton <nickc@redhat.com>
2893 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2894 (AM_LC_MESSAGES): Add.
2895 * aclocal.m4: Regenerate.
2896 * config.in: Regenerate.
2897 * configure: Regenerate.
2899 2012-03-21 Cary Coutant <ccoutant@google.com>
2901 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2902 * Makefile.in: Regenerate.
2903 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2904 (Sized_elf_reloc_mapper::symbol_section): New function.
2905 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2906 (make_elf_reloc_mapper): New function.
2907 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2908 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2909 (Dwarf_abbrev_table::do_get_abbrev): New function.
2910 (Dwarf_ranges_table::read_ranges_table): New function.
2911 (Dwarf_ranges_table::read_range_list): New function.
2912 (Dwarf_pubnames_table::read_section): New function.
2913 (Dwarf_pubnames_table::read_header): New function.
2914 (Dwarf_pubnames_table::next_name): New function.
2915 (Dwarf_die::Dwarf_die): New function.
2916 (Dwarf_die::read_attributes): New function.
2917 (Dwarf_die::skip_attributes): New function.
2918 (Dwarf_die::set_name): New function.
2919 (Dwarf_die::set_linkage_name): New function.
2920 (Dwarf_die::attribute): New function.
2921 (Dwarf_die::string_attribute): New function.
2922 (Dwarf_die::int_attribute): New function.
2923 (Dwarf_die::uint_attribute): New function.
2924 (Dwarf_die::ref_attribute): New function.
2925 (Dwarf_die::child_offset): New function.
2926 (Dwarf_die::sibling_offset): New function.
2927 (Dwarf_info_reader::check_buffer): New function.
2928 (Dwarf_info_reader::parse): New function.
2929 (Dwarf_info_reader::do_parse): New function.
2930 (Dwarf_info_reader::do_read_string_table): New function.
2931 (Dwarf_info_reader::lookup_reloc): New function.
2932 (Dwarf_info_reader::get_string): New function.
2933 (Dwarf_info_reader::visit_compilation_unit): New function.
2934 (Dwarf_info_reader::visit_type_unit): New function.
2935 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2936 Sized_elf_reloc_mapper.
2937 (Sized_dwarf_line_info::symbol_section): Remove function.
2938 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2939 (Sized_dwarf_line_info::read_line_mappings): Remove object
2940 parameter, adjust callers.
2941 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2942 * dwarf_reader.h: Include <sys/types.h>.
2943 (class Track_relocs): Remove forward declaration.
2944 (class Elf_reloc_mapper): New class.
2945 (class Sized_elf_reloc_mapper): New class.
2946 (class Dwarf_abbrev_table): New class.
2947 (class Dwarf_range_list): New class.
2948 (class Dwarf_ranges_table): New class.
2949 (class Dwarf_pubnames_table): New class.
2950 (class Dwarf_die): New class.
2951 (class Dwarf_info_reader): New class.
2952 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2953 (Sized_dwarf_line_info::symbol_section): Remove member function.
2954 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2956 * gdb-index.cc: New source file.
2957 * gdb-index.h: New source file.
2958 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2959 and .debug_types sections, call Layout::add_to_gdb_index.
2960 (Sized_relobj_incr::do_section_name): Implement.
2961 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2962 return type; Implement.
2963 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2965 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2966 parameter list and return type.
2967 (Sized_incr_dynobj::do_section_contents): Likewise.
2968 * layout.cc: Include gdb-index.h.
2969 (Layout::Layout): Initialize gdb_index_data_.
2970 (Layout::init_fixed_output_section): Check for .gdb_index section.
2971 (Layout::add_to_gdb_index): New function. Instantiate.
2972 * layout.h: Add forward declaration for class Gdb_index.
2973 (Layout::add_to_gdb_index): New member function.
2974 (Layout::gdb_index_data_): New data member.
2975 * main.cc: Include gdb-index.h.
2976 (main): Print statistics for gdb index.
2977 * object.cc (Object::section_contents): Move code into
2978 do_section_contents.
2979 (need_decompressed_section): Check for sections needed when building
2981 (build_compressed_section_map): Likewise.
2982 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2984 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2985 sections; call Layout::add_to_gdb_index.
2986 (Sized_relobj_file::do_decompressed_section_contents): Call
2987 do_section_contents directly.
2988 * object.h (Object::do_section_contents): Adjust parameter list and
2990 (Object::do_decompressed_section_contents): Call do_section_contents
2992 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2994 * options.h (class General_options): Add --gdb-index option.
2995 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2996 list and return type.
2997 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2998 * reloc.h (Track_relocs::checkpoint): New function.
2999 (Track_relocs::reset): New function.
3001 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3003 * testsuite/Makefile.in: Regenerate.
3004 * testsuite/gdb_index_test.cc: New test source file.
3005 * testsuite/gdb_index_test_1.sh: New test source file.
3006 * testsuite/gdb_index_test_2.sh: New test source file.
3008 2012-03-19 Doug Kwan <dougkwan@google.com>
3010 * arm.cc (Target_arm::do_define_standard_symbols): New method.
3011 (Target_arm::do_finalize_sections): Remove code which defines
3012 __exidx_start and __exidx_end. Make symbol table parameter
3013 anonymous as it is not used.
3014 * gold.cc (queue_middle_tasks): Call target hook to define any
3015 target-specific symbols.
3016 * target.h (Target::define_standard_symbols): New method.
3017 (Target::do_define_standard_symbols): Same.
3018 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3019 * testsuite/Makefile.in: Regenerate.
3020 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3022 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3023 relocations are generated for __exidx_start and __exidx_end.
3025 2012-03-16 Doug Kwan <dougkwan@google.com>
3027 * testsuite/Makefile.am: Disable test initpri3b.
3028 * testsuite/Makefile.in: Regenerate.
3030 2012-03-15 Doug Kwan <dougkwan@google.com>
3032 * arm.cc (Target_arm::got_section): Make .got section read-only
3035 2012-03-15 Ian Lance Taylor <iant@google.com>
3038 * layout.cc (Layout::make_output_section): Correctly mark
3039 SHT_INIT_ARRAY, et. al., as relro.
3041 2012-03-14 Doug Kwan <dougkwan@google.com>
3043 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3044 dynamic relocations for protected symbols in shared objects.
3046 2012-03-13 Ian Lance Taylor <iant@google.com>
3048 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3049 keep the larger alignment.
3051 2012-03-12 Cary Coutant <ccoutant@google.com>
3053 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3054 handling of DW_LNE_define_file.
3056 2012-03-12 Cary Coutant <ccoutant@google.com>
3058 * reduced_debug_output.cc
3059 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3062 2012-02-29 Cary Coutant <ccoutant@google.com>
3064 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3066 2012-02-29 Cary Coutant <ccoutant@google.com>
3068 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3069 Call Object::decompressed_section_contents.
3070 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3072 (Sized_dwarf_line_info::buffer_start_): New data member.
3073 * merge.cc (Output_merge_data::do_add_input_section): Call
3074 Object::decompressed_section_contents.
3075 (Output_merge_string::do_add_input_section): Likewise.
3076 * object.cc (need_decompressed_section): New function.
3077 (build_compressed_section_map): Decompress sections needed later.
3078 (Sized_relobj_file::do_decompressed_section_contents): New function.
3079 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3080 * object.h (Object::decompressed_section_contents): New function.
3081 (Object::discard_decompressed_sections): New function.
3082 (Object::do_decompressed_section_contents): New function.
3083 (Object::do_discard_decompressed_sections): New function.
3084 (Compressed_section_info): New type.
3085 (Compressed_section_map): Include decompressed section contents.
3086 (Sized_relobj_file::do_decompressed_section_contents): New function.
3087 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3089 2012-02-16 Cary Coutant <ccoutant@google.com>
3091 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3092 * testsuite/Makefile.in: Regenerate.
3094 2012-02-14 Cary Coutant <ccoutant@google.com>
3096 * options.cc (General_options::finalize): Disallow -pie and -static.
3098 2012-02-03 Doug Kwan <dougkwan@google.com>
3100 * arm.cc (Arm_relocate_functions::abs8,
3101 Arm_relocate_functions::abs16): Use
3102 Bits::has_signed_unsigned_overflow32.
3103 (Arm_relocate_functions::thm_abs8): Correct range of
3105 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3108 2012-02-02 Doug Kwan <dougkwan@google.com>
3110 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3111 position independent outputs, not just shared objects.
3113 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3115 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3116 * configure: Regenerated.
3118 2012-01-27 Ian Lance Taylor <iant@google.com>
3120 * reloc.h (Bits): New class with static functions, copied from
3121 namespace utils in arm.cc.
3122 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3125 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3127 * incremental.cc (write_info_blocks): Correct relocation offset.
3129 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3131 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3132 (Relocate::tls_gd_to_le): Likewise.
3134 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3136 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3138 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3140 * configure.ac: Check if -mcmodel=medium works.
3141 * configure: Regenerated.
3143 2012-01-24 Cary Coutant <ccoutant@google.com>
3145 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3147 (read_unsigned_LEB_128_x): ... this new function.
3148 (read_signed_LEB_128): Replaced with inline definition and ...
3149 (read_signed_LEB_128_x): ... this new function.
3150 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3151 (read_unsigned_LEB_128): Add inline definition.
3152 (read_signed_LEB_128_x): New function.
3153 (read_signed_LEB_128): Add inline definition.
3154 * testsuite/Makefile.am (leb128_unittest): New unit test.
3155 * testsuite/Makefile.in: Regenerate.
3156 * testsuite/leb128_unittest.cc: New unit test.
3158 2012-01-23 Ian Lance Taylor <iant@google.com>
3161 * i386.cc (Target_i386::do_code_fill): When using a jmp
3162 instruction, pad with nop instructions.
3163 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3165 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3167 * x86_64.cc (gc_process_relocs): Add typename on types used in
3169 (scan_relocs): Likewise.
3170 (relocate_section): Likewise.
3171 (apply_relocation): Likewise.
3173 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3175 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3176 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3179 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3181 * x86_64.cc: Initial support for x32.
3183 2012-01-03 Cary Coutant <ccoutant@google.com>
3185 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3186 Use abstract base class for GOT.
3187 * gold/output.h (class Output_data_got_base): New abstract base class.
3188 (class Output_data_got): Derive from new base class, adjust ctors.
3189 (Output_data_got::reserve_slot): Make virtual; rename to
3190 do_reserve_slot; Adjust callers.
3191 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3192 pointer to abstract base class.
3193 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3195 2011-12-18 Ian Lance Taylor <iant@google.com>
3197 * object.h (Relobj::local_symbol_value): New function.
3198 (Relobj::local_plt_offset): New function.
3199 (Relobj::local_has_got_offset): New function.
3200 (Relobj::local_got_offset): New function.
3201 (Relobj::set_local_got_offset): New function.
3202 (Relobj::do_local_symbol_value): New pure virtual function.
3203 (Relobj::do_local_plt_offset): Likewise.
3204 (Relobj::do_local_has_got_offset): Likewise.
3205 (Relobj::do_local_got_offset): Likewise.
3206 (Relobj::do_set_local_got_offset): Likewise.
3207 (Sized_relobj::do_local_has_got_offset): Rename from
3208 local_has_got_offset.
3209 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3210 (Sized_relobj::do_set_local_got_offset): Rename from
3211 set_local_got_offset.
3212 (Sized_relobj_file::do_local_plt_offset): Rename from
3214 (Sized_relobj_file::do_local_symbol_value): New function.
3215 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3217 * output.cc (Output_data_got::Got_entry::write): Change object to
3218 Relobj. Use local_symbol_value.
3219 (Output_data_got::add_global_with_rel): Change rel_dyn to
3220 Output_data_reloc_generic*. Use add_global_generic.
3221 (Output_data_got::add_global_with_rela): Remove. Change all
3222 callers to use add_global_with_rel.
3223 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3224 Output_data_reloc_generic*. Use add_global_generic.
3225 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3226 callers to use add_global_pair_with_rel.
3227 (Output_data_got::add_local): Change object to Relobj*.
3228 (Output_data_got::add_local_plt): Likewise.
3229 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3230 change rel_dyn to Output_data_reloc_generic*. Use
3232 (Output_data_got::add_local_with_rela): Remove. Change all
3233 callers to use all_local_with_rel.
3234 (Output_data_got::add_local_pair_with_rel): Change object to
3235 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3236 add_output_section_generic.
3237 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3238 callers to use add_local_pair_with_rel.
3239 (Output_data_got::reserve_local): Change object to Relobj*.
3240 * output.h: (class Output_data_reloc_generic): Add pure virtual
3241 declarations for add_global_generic, add_local_generic,
3242 add_output_section_generic.
3243 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3244 functions for Output_data_reloc_generic. Update declarations for
3245 changes listed in output.cc.
3246 (class Output_data_got): Change template parameter to got_size.
3247 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3248 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3250 (Sized_relobj_incr::do_local_plt_offset): New function.
3251 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3254 2011-12-17 Cary Coutant <ccoutant@google.com>
3256 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3257 * resolve.cc (Symbol_table::resolve): Likewise.
3258 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3260 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3262 2011-12-16 Ian Lance Taylor <iant@google.com>
3264 * output.h (Output_data_reloc_generic::add): Only call
3265 add_dynamic_reloc if this is a dynamic reloc section.
3267 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3270 * target-reloc.h (apply_relocation): Replace <64, false> with
3273 2011-11-25 Nick Clifton <nickc@redhat.com>
3275 * po/it.po: New Italian translation.
3277 2011-11-17 Sterling Augustine <saugustine@google.com>
3279 * script.cc (script_include_directive): Implement.
3280 (read_script_file): New local variables name and search_path. Update
3281 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3282 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3283 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3285 2011-11-11 Sterling Augustine <saugustine@google.com>
3287 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3288 (file_or_sections_cmd): Likewise.
3290 2011-11-11 Doug Kwan <dougkwan@google.com>
3292 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3293 if --just-symbols is given.
3295 2011-11-10 Doug Kwan <dougkwan@google.com>
3298 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3299 when processing data relocs.
3300 * reloc.h (Relocate_functions::rel_unaligned): New method.
3301 (Relocate_functions::pcrel_unaligned): Ditto.
3302 (Relocate_functions::rel32_unaligned): Ditto.
3303 (Relocate_functions::pcrel32_unaligned): Ditto.
3305 2011-11-09 Doug Kwan <dougkwan@google.com>
3308 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3309 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3310 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3311 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3312 (Relocate_functions::rel_unaligned): New.
3313 (Relocate_functions::rel32_unaligned): New.
3314 * target-reloc.h (relocate_for_relocatable): Add code to handle
3315 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3316 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3317 arm_unaligned_reloc_r): New targets.
3318 * testsuite/Makefile.in: Regenerate.
3319 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3322 2011-11-02 Ian Lance Taylor <iant@google.com>
3324 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3326 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3327 * options.cc (General_options::finalize): Use library search path
3328 from configure script if specified. If not native and no sysroot,
3329 only search TOOLLIBDIR.
3330 * options.h (Search_directory::Search_directory): Change name to
3332 (General_options::add_to_library_path_with_sysroot): Change arg to
3334 * configure, Makefile.in, config.in: Rebuild.
3336 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3338 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3339 we are working around the ARM1176 Erratum.
3340 * options.h (General_options::fix_arm1176): Add option.
3341 * testsuite/Makefile.am: Add testcases, and keep current ones
3343 * testsuite/Makefile.in: Regenerate.
3344 * testsuite/arm_fix_1176.s: New file.
3345 * testsuite/arm_fix_1176.sh: Likewise.
3347 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3349 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3351 (Target_arm::may_use_blx): Remove method.
3352 (Target_arm::set_may_use_blx): Likewise.
3353 (Target_arm::may_use_v4t_interworking): New method.
3354 (Target_arm::may_use_v5t_interworking): Likewise.
3355 (Target_arm::may_use_blx_): Remove member variable.
3356 (Arm_relocate_functions::arm_branch_common): Check for v5T
3358 (Arm_relocate_functions::thumb_branch_common): Likewise.
3359 (Reloc_stub::stub_type_for_reloc): Likewise.
3360 (Target_arm::do_finalize_sections): Correct interworking checks.
3361 * testsuite/Makefile.am: Add new tests.
3362 * testsuite/Makefile.in: Regenerate.
3363 * testsuite/arm_farcall_arm_arm.s: New test.
3364 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3365 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3366 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3367 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3368 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3369 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3370 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3372 2011-10-31 Cary Coutant <ccoutant@google.com>
3375 * expression.cc (Expression::eval_with_dot): Add
3376 is_section_dot_assignment parameter.
3377 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3378 absolute and assigning to dot within a section.
3379 * script-sections.cc
3380 (Output_section_element_assignment::set_section_addresses): Pass
3381 dot_section to set_if_absolute.
3382 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3383 as is_section_dot_assignment flag to eval_with_dot.
3384 (Output_section_element_dot_assignment::set_section_addresses):
3386 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3387 parameter. Also set value if relative to dot_section; set the
3388 symbol's output_section.
3389 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3390 parameter. Adjust all callers.
3391 (Expression::eval_maybe_dot): Likewise.
3392 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3394 * testsuite/script_test_2.t: Test assignment of an absolute value
3395 to dot within an output section element.
3397 2011-10-31 Cary Coutant <ccoutant@google.com>
3399 * options.h (class General_options): Add --[no-]gnu-unique options.
3400 * symtab.cc (Symbol_table::sized_write_globals): Convert
3401 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3403 2011-10-31 Cary Coutant <ccoutant@google.com>
3406 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3407 unnecessary assertion.
3408 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3410 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3412 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3414 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3416 Change to just keep the section associated with symbol.
3417 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3418 they are externally visible and --export-dynamic is turned on.
3419 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3421 2011-10-19 Ian Lance Taylor <iant@google.com>
3424 * script-sections.cc
3425 (Output_section_element_dot_assignment::needs_output_section): New
3428 2011-10-19 Ian Lance Taylor <iant@google.com>
3431 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3432 --section-start option was seen.
3433 * options.h (General_options::any_section_start): New function.
3435 2011-10-18 David S. Miller <davem@davemloft.net>
3438 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3439 member to track relocation locations that have moved during TLS
3440 reloc optimizations.
3441 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3442 (Target_sparc::Relocate::relocate): Adjust view down by 4
3443 bytes if it matches reloc_adjust_addr_.
3444 (Target_sparc::Relocate::relocate_tls): Always move the
3445 __tls_get_addr call delay slot instruction forward 4 bytes when
3446 performing relaxation.
3448 2011-10-18 Cary Coutant <ccoutant@google.com>
3450 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3451 (Output_file::map_no_anonymous): Check for non-zero
3452 return code from posix_fallocate.
3454 2011-10-17 Cary Coutant <ccoutant@google.com>
3457 * plugin.cc (is_visible_from_outside): Check for symbols
3458 referenced from dynamic objects.
3459 * resolve.cc (Symbol_table::resolve): Don't count references
3460 from dynamic objects as references from real ELF files.
3461 * testsuite/plugin_test_2.sh: Adjust expected result.
3463 2011-10-17 Cary Coutant <ccoutant@google.com>
3465 * gold.cc: Include timer.h.
3466 (queue_middle_tasks): Stamp time.
3467 (queue_final_tasks): Likewise.
3468 * main.cc (main): Store timer in parameters. Print timers
3470 * parameters.cc (Parameters::Parameters): Initialize timer_.
3471 (Parameters::set_timer): New function.
3472 (set_parameters_timer): New function.
3473 * parameters.h (Parameters::set_timer): New function.
3474 (Parameters::timer): New function.
3475 (Parameters::timer_): New data member.
3476 (set_parameters_timer): New function.
3477 * timer.cc (Timer::stamp): New function.
3478 (Timer::get_pass_time): New function.
3479 * timer.h (Timer::stamp): New function.
3480 (Timer::get_pass_time): New function.
3481 (Timer::pass_times_): New data member.
3483 2011-10-17 Cary Coutant <ccoutant@google.com>
3485 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3486 task for members of lib groups.
3488 2011-10-17 Cary Coutant <ccoutant@google.com>
3491 * fileread.cc (File_read::find_view): Add assert.
3492 (File_read::make_view): Move bounds check (replace with assert)...
3493 (File_read::find_or_make_view): ... to here.
3495 2011-10-12 Cary Coutant <ccoutant@google.com>
3497 * output.cc (Output_file::open_base_file): Handle case where
3498 ::read returns less than requested size.
3500 2011-10-10 Cary Coutant <ccoutant@google.com>
3502 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3503 Initialize defined_count_.
3504 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3505 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3506 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3507 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3508 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3509 * incremental.h (Sized_relobj_incr::defined_count_): New data
3511 (Sized_incr_dynobj::defined_count_): New data member.
3512 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3513 Return zeroes instead of internal error.
3515 2011-10-10 Cary Coutant <ccoutant@google.com>
3518 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3519 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3520 * output.h (class Output_reloc): Add use_plt_offset flag.
3521 (Output_reloc::type_): Adjust size of bit field.
3522 (Output_reloc::use_plt_offset_): New bit field.
3523 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3524 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3525 flag. Adjust all callers.
3526 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3527 creating RELATIVE relocations.
3529 2011-10-10 Nick Clifton <nickc@redhat.com>
3531 * po/es.po: Updated Spanish translation.
3532 * po/fi.po: Updated Finnish translation.
3534 2011-10-03 Diego Novillo <dnovillo@google.com>
3536 * options.cc (parse_uint): Fix dereference of RETVAL.
3538 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3540 * layout.h (section_order_map_): New member.
3541 (get_section_order_map): New member function.
3542 * output.cc (Output_section::add_input_section): Check for patterns
3543 only when --section-ordering-file is specified.
3544 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3545 output_sections have been formed.
3546 * layout.cc (Layout_Layout): Initialize section_order_map_.
3547 * plugin.cc (update_section_order): Store order in order_map. Do not
3549 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3550 * testsuite/Makefile.in: Regenerate.
3551 * testsuite/plugin_section_order.c: New file.
3552 * testsuite/plugin_final_layout.cc: New file.
3553 * testsuite/plugin_final_layout.sh: New file.
3555 2011-09-29 Cary Coutant <ccoutant@google.com>
3557 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3559 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3560 symbols during incremental update.
3561 (Symbol_table::add_from_dynobj): Likewise.
3563 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3564 Ian Lance Taylor <iant@google.com>
3566 * symtab.cc (Symbol_table::define_special_symbol): Always
3567 canonicalize version string.
3569 2011-09-26 Cary Coutant <ccoutant@google.com>
3571 * gold.cc (queue_initial_tasks): Move option checks ...
3572 * options.cc (General_options::finalize): ... to here. Disable
3573 some options; make others fatal.
3575 2011-09-26 Cary Coutant <ccoutant@google.com>
3578 * plugin.cc (get_symbols_v2): New function.
3579 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3580 (is_referenced_from_outside): New function.
3581 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3582 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3583 (get_symbols): Pass version parameter.
3584 (get_symbols_v2): New function.
3585 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3587 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3588 (onload): Add LDPT_GET_SYMBOLS_V2.
3589 (all_symbols_read_hook): Use get_symbols_v2; check for
3590 LDPR_PREVAILING_DEF_IRONLY_EXP.
3591 * testsuite/plugin_test_3.sh: Update expected results.
3593 2011-09-23 Simon Baldwin <simonb@google.com>
3595 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3596 configuration options.
3597 * configure: Regenerate.
3598 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3599 * Makefile.in: Regenerate.
3600 * testsuite/Makefile.in: Regenerate.
3602 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3604 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3606 2011-09-19 Cary Coutant <ccoutant@google.com>
3608 * incremental.cc (can_incremental_update): Fix typo in comment.
3609 * incremental.h (can_incremental_update): Likewise.
3611 2011-09-18 Cary Coutant <ccoutant@google.com>
3613 * incremental.cc (can_incremental_update): New function.
3614 * incremental.h (can_incremental_update): New function.
3615 * layout.cc (Layout::init_fixed_output_section): Call it.
3616 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3617 * object.cc (Sized_relobj_file::do_layout): Call
3618 can_incremental_update.
3620 2011-09-13 Cary Coutant <ccoutant@google.com>
3622 * configure.ac: Check for glibc support for gnu_indirect_function
3623 support with static linking, setting automake conditional
3625 * Makefile.in: Regenerate.
3626 * configure: Regenerate.
3628 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3629 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3631 * testsuite/Makefile.in: Regenerate.
3633 2011-09-13 Cary Coutant <ccoutant@google.com>
3635 * incremental.cc (Sized_relobj_incr::do_layout): Call
3636 report_comdat_group for kept comdat sections.
3637 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3638 * testsuite/Makefile.in: Regenerate.
3639 * testsuite/incr_comdat_test_1.cc: New source file.
3640 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3641 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3642 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3644 2011-09-13 Ian Lance Taylor <iant@google.com>
3646 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3647 variable external_symbols_offset.
3649 2011-09-12 Ian Lance Taylor <iant@google.com>
3651 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3652 triggered if object has no symbols.
3654 2011-09-09 David S. Miller <davem@davemloft.net>
3656 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3657 (Output_fill_debug_line::do_write): Likewise.
3659 2011-08-29 Cary Coutant <ccoutant@google.com>
3661 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3662 casts to match formatting specs.
3663 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3665 2011-08-26 Cary Coutant <ccoutant@google.com>
3667 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3668 remaining hole size when allocating.
3669 (Layout::make_output_section): Set fill methods for debug sections.
3670 * layout.h (Free_list::Free_list_node): Move from private to
3672 (Free_list::set_min_hole_size): New function.
3673 (Free_list::begin, Free_list::end): New functions.
3674 (Free_list::min_hole_): New data member.
3675 * output.cc: Include dwarf.h.
3676 (Output_fill_debug_info::do_minimum_hole_size): New function.
3677 (Output_fill_debug_info::do_write): New function.
3678 (Output_fill_debug_line::do_minimum_hole_size): New function.
3679 (Output_fill_debug_line::do_write): New function.
3680 (Output_section::Output_section): Initialize new data member.
3681 (Output_section::set_final_data_size): Ensure patch space is larger
3682 than minimum hole size.
3683 (Output_section::do_write): Fill holes in debug sections.
3684 * output.h (Output_fill): New class.
3685 (Output_fill_debug_info): New class.
3686 (Output_fill_debug_line): New class.
3687 (Output_section::set_free_space_fill): New function.
3688 (Output_section::free_space_fill_): New data member.
3689 * testsuite/Makefile.am (incremental_test_3): Add
3690 --incremental-patch option.
3691 (incremental_test_4): Likewise.
3692 (incremental_test_5): Likewise.
3693 (incremental_test_6): Likewise.
3694 (incremental_copy_test): Likewise.
3695 (incremental_common_test_1): Likewise.
3696 * testsuite/Makefile.in: Regenerate.
3698 2011-08-26 Nick Clifton <nickc@redhat.com>
3700 * po/es.po: Updated Spanish translation.
3702 2011-08-01 Cary Coutant <ccoutant@google.com>
3704 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3705 * gold/testsuite/Makefile.in: Regenerate.
3706 * gold/testsuite/justsyms_exec.c: New source file.
3707 * gold/testsuite/justsyms_lib.c: New source file.
3709 2011-08-01 Cary Coutant <ccoutant@google.com>
3711 * layout.cc (Layout::set_segment_offsets): Don't realign text
3712 segment if -Ttext was specified.
3713 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3715 * object.h (Sized_relobj_file::e_type): New function.
3716 (Sized_relobj_file::e_type_): New data member.
3717 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3718 base address for ET_EXEC files.
3719 * target.cc (Target::do_make_elf_object_implementation): Allow
3720 ET_EXEC files with --just-symbols option.
3722 2011-07-28 Cary Coutant <ccoutant@google.com>
3724 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3725 Add thread_number parameter.
3726 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3727 * workqueue-threads.cc
3728 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3729 current thread if its thread number is greater than desired thread
3731 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3732 Add thread_number parameter.
3733 (Workqueue::should_cancel_thread): Likewise.
3734 (Workqueue::find_runnable_or_wait): Pass thread_number to
3735 should_cancel_thread.
3736 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3739 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3741 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3742 only after checking if it cannot be forced local.
3743 * symtab.h (is_externally_visible): Check if the symbol is not forced
3746 2011-07-15 Ian Lance Taylor <iant@google.com>
3748 * options.h (class General_options): Add --print-output-format.
3749 Move -EL next to -EB, for better --help output.
3750 * target-select.cc: Include <cstdio>, "options.h", and
3752 (Target_selector::do_target_bfd_name): New function.
3753 (print_output_format): New function.
3754 * target-select.h (class Target_selector): Update declarations.
3755 (Target_selector::target_bfd_name): New function.
3756 (print_output_format): Declare.
3757 * main.cc: Include "target-select.h".
3758 (main): Handle --print-output-format.
3759 * gold.cc: Include "target-select.h".
3760 (queue_initial_tasks): Handle --print-output-format when there are
3762 * parameters.cc (parameters_force_valid_target): Give a better
3763 error message if -EB/-EL does not match target.
3764 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3767 2011-07-15 Ian Lance Taylor <iant@google.com>
3769 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3770 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3771 (Output_data_plt_i386::do_write): Write address of .dynamic
3772 section to first entry in .got.plt section.
3773 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3774 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3776 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3777 section to first entry in .got.plt section.
3778 * layout.h (Layout::dynamic_section): New function.
3780 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3782 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3784 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3785 input_section_position_, and input_section_glob_.
3786 (read_layout_from_file): Call function section_ordering_specified.
3787 * layout.h (is_section_ordering_specified): New function.
3788 (section_ordering_specified): New function.
3789 (section_ordering_specified_): New boolean member.
3790 * main.cc(main): Call load_plugins after layout object is defined.
3791 * output.cc (Output_section::add_input_section): Use
3792 function section_ordering_specified to check if section ordering is
3794 * output.cc (Output_section::add_relaxed_input_section): Use
3795 function section_ordering_specified to check if section ordering is
3797 (Output_section::update_section_layout): New function.
3798 (Output_section::sort_attached_input_sections): Check if input section
3800 * output.h (Output_section::update_section_layout): New function.
3801 * plugin.cc (get_section_count): New function.
3802 (get_section_type): New function.
3803 (get_section_name): New function.
3804 (get_section_contents): New function.
3805 (update_section_order): New function.
3806 (allow_section_ordering): New function.
3807 (Plugin::load): Add the new interfaces to the transfer vector.
3808 (Plugin_manager::load_plugins): New parameter.
3809 (Plugin_manager::all_symbols_read): New parameter.
3810 (Plugin_manager::claim_file): New parameter. Save the elf object for
3812 (Plugin_manager::get_elf_object): New function.
3813 (Plugin_manager::get_view): Change to directly use the bool to check
3814 if get_view is called from claim_file_hook.
3815 * plugin.h (input_objects): New function
3816 (Plugin__manager::load_plugins): New parameter.
3817 (Plugin_manager::claim_file): New parameter.
3818 (Plugin_manager::get_elf_object): New function.
3819 (Plugin_manager::in_claim_file_handler): New function.
3820 (Plugin_manager::in_claim_file_handler_): New member.
3821 (layout): New function.
3822 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3823 handler with an extra parameter. Make the elf object before calling
3825 * testsuite/plugin_test.c (get_section_count): New function pointer.
3826 (get_section_type): New function pointer.
3827 (get_section_name): New function pointer.
3828 (get_section_contents): New function pointer.
3829 (update_section_order): New function pointer.
3830 (allow_section_ordering): New function pointer.
3831 (onload): Check if the new interfaces exist.
3833 2011-07-13 Ian Lance Taylor <iant@google.com>
3835 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3837 * x86_64.cc (Target_x86_64::got_section): Likewise.
3838 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3839 (relro_now_test_SOURCES): New variable.
3840 (relro_now_test_DEPENDENCIES): New variable.
3841 (relro_now_test_LDFLAGS): New variable.
3842 (relro_now_test_LDADD): New variable.
3843 (relro_now_test.so): New target.
3844 * testsuite/Makefile.in: Rebuild.
3846 2011-07-12 Ian Lance Taylor <iant@google.com>
3849 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3850 GLOB_DAT relocation rather than a RELATIVE relocation for a
3851 protected symbol when creating a shared library.
3852 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3853 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3854 * testsuite/protected_main_1.cc (main): Test that protected
3855 function has same address.
3857 2011-07-11 Ian Lance Taylor <iant@google.com>
3860 * options.h (class General_options): Add -Bgroup.
3861 * options.cc (General_options::finalize): If -Bgroup is set,
3862 default to --unresolved-symbols=report-all.
3863 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3864 * target-reloc.h (issue_undefined_symbol_error): Handle
3865 --unresolved-symbols=report-all.
3867 2011-07-08 Ian Lance Taylor <iant@google.com>
3870 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3871 if linker script discards key sections.
3872 (Layout::create_dynamic_symtab): Likewise.
3873 (Layout::assign_local_dynsym_offsets): Likewise.
3874 (Layout::sized_create_version_sections): Likewise.
3875 (Layout::create_interp): Likewise.
3876 (Layout::finish_dynamic_section): Likewise.
3877 (Layout::set_dynamic_symbol_size): Likewise.
3879 2011-07-08 Ian Lance Taylor <iant@google.com>
3882 * options.h (class General_options): Add --unresolved-symbols.
3883 * target-reloc.h (issue_undefined_symbol_error): Check
3884 --unresolved-symbols. Add comments.
3886 2011-07-08 Ian Lance Taylor <iant@google.com>
3888 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3889 expression more complex.
3891 2011-07-08 Ian Lance Taylor <iant@google.com>
3894 * target-reloc.h (issue_undefined_symbol_error): New inline
3895 function, broken out of relocate_section.
3896 (relocate_section): Call issue_undefined_symbol_error.
3897 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3898 there is no TLS segment if we are about to issue an undefined
3900 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3902 2011-07-08 Ian Lance Taylor <iant@google.com>
3905 * resolve.cc (Symbol_table::should_override): Add fromtype
3906 parameter. Change all callers. Give error when linking together
3907 TLS and non-TLS symbol.
3908 (Symbol_table::should_override_with_special): Add fromtype
3909 parameter. Change all callers.
3910 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3911 there is no TLS segment if we have reported some errors.
3912 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3914 2011-07-08 Ian Lance Taylor <iant@google.com>
3917 * target.h (Target::plt_address_for_global): New function.
3918 (Target::plt_address_for_local): New function.
3919 (Target::plt_section_for_global): Remove.
3920 (Target::plt_section_for_local): Remove.
3921 (Target::do_plt_address_for_global): New virtual function.
3922 (Target::do_plt_address_for_local): New virtual function.
3923 (Target::do_plt_section_for_global): Remove.
3924 (Target::do_plt_section_for_local): Remove.
3925 (Target::register_global_plt_entry): Add Symbol_table and Layout
3927 * output.cc (Output_data_got::Got_entry::write): Use
3928 plt_address_for_global and plt_address_for_local.
3929 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3930 address of output section.
3931 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3932 got_irelative_, and irelative_count_ fields. Update
3934 (Output_data_plt_i386::has_irelative_section): New function.
3935 (Output_data_plt_i386::entry_count): Add irelative_count_.
3936 (Output_data_plt_i386::set_final_data_size): Likewise.
3937 (class Target_i386): Add got_irelative_ and rel_irelative_
3938 fields. Update declarations.
3939 (Target_i386::Target_i386): Initialize new fields.
3940 (Target_i386::do_plt_address_for_global): New function replacing
3941 do_plt_section_for_global.
3942 (Target_i386::do_plt_address_for_local): New function replacing
3943 do_plt_section_for_local.
3944 (Target_i386::got_section): Create got_irelative_.
3945 (Target_i386::rel_irelative_section): New function.
3946 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3947 fields. Don't define __rel_iplt_{start,end}.
3948 (Output_data_plt_i386::add_entry): Add symtab and layout
3949 parameters. Change all callers. Use different PLT and GOT for
3951 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3952 layout parameters. Change all callers. Use different PLT and
3954 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3955 (Output_data_plt_i386::rel_irelative): New function.
3956 (Output_data_plt_i386::address_for_global): New function.
3957 (Output_data_plt_i386::address_for_local): New function.
3958 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3959 IRELATIVE GOT when changing IFUNC GOT entries.
3960 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3962 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3963 if we didn't create an IRELATIVE GOT.
3964 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3965 plt_address_for_local.
3966 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3967 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3968 got_irelative_, and irelative_count_ fields. Update
3970 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3971 Initialize new fields. Remove symtab parameter. Change all
3973 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3975 (Output_data_plt_x86_64::has_irelative_section): New function.
3976 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3977 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3978 fields. Update declarations.
3979 (Target_x86_64::Target_x86_64): Initialize new fields.
3980 (Target_x86_64::do_plt_address_for_global): New function replacing
3981 do_plt_section_for_global.
3982 (Target_x86_64::do_plt_address_for_local): New function replacing
3983 do_plt_section_for_local.
3984 (Target_x86_64::got_section): Create got_irelative_.
3985 (Target_x86_64::rela_irelative_section): New function.
3986 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3987 all callers. Don't create __rel_iplt_{start,end}.
3988 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3989 parameters. Change all callers. Use different PLT and GOT for
3991 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3992 layout parameters. Change all callers. Use different PLT and
3994 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3995 parameters. Change all callers. Use different PLT and GOT for
3997 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3998 (Output_data_plt_x86_64::rela_irelative): New function.
3999 (Output_data_plt_x86_64::address_for_global): New function.
4000 (Output_data_plt_x86_64::address_for_local): New function.
4001 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4002 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4003 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4004 (Target_x86_64::register_global_plt_entry): Add symtab and layout
4006 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4008 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4009 symbols if we didn't create an IRELATIVE GOT.
4010 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4011 plt_address_for_local.
4012 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4013 * testsuite/ifuncvar1.c: New test file.
4014 * testsuite/ifuncvar2.c: New test file.
4015 * testsuite/ifuncvar3.c: New test file.
4016 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4017 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4018 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4019 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4020 * testsuite/Makefile.in: Rebuild.
4022 2011-07-07 Cary Coutant <ccoutant@google.com>
4024 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4025 (two_file_test_1_ndebug.o): Likewise.
4026 (two_file_test_1b_ndebug.o): Likewise.
4027 (two_file_test_2_ndebug.o): Likewise.
4028 (two_file_test_main_ndebug.o): Likewise.
4029 (incremental_test_2): Link with no-debug versions.
4031 2011-07-06 Cary Coutant <ccoutant@google.com>
4033 * gold/incremental.cc
4034 (Output_section_incremental_inputs::write_info_blocks): Check for
4035 hidden and internal symbols.
4037 2011-07-06 Cary Coutant <ccoutant@google.com>
4039 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4040 Check disposition for startup file.
4041 (Incremental_inputs::report_command_line): Ignore
4042 --incremental-startup-unchanged option.
4043 * options.cc (General_options::parse_incremental_startup_unchanged):
4045 (General_options::General_options): Initialize new data member.
4046 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4047 (General_options): Add --incremental-startup-unchanged option.
4048 (General_options::incremental_startup_disposition): New function.
4049 (General_options::incremental_startup_disposition_): New data member.
4051 2011-07-06 Cary Coutant <ccoutant@google.com>
4053 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4054 input file index to Script_info ctor.
4055 (Sized_incremental_binary::do_file_has_changed): Find the
4056 command-line argument for files named in scripts.
4057 * incremental.h (Script_info::Script_info): New ctor
4058 with input file index.
4059 (Script_info::input_file_index): New function.
4060 (Script_info::input_file_index_): New data member.
4061 (Incremental_binary::get_library): Add const.
4062 (Incremental_binary::get_script_info): Add const.
4063 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4064 * testsuite/Makefile.am (incremental_test_5): New test case.
4065 (incremental_test_6): New test case.
4066 * testsuite/Makefile.in: Regenerate.
4068 2011-07-06 Cary Coutant <ccoutant@google.com>
4070 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4071 debug output when command lines differ.
4073 2011-07-06 Cary Coutant <ccoutant@google.com>
4075 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4076 --incremental-patch option.
4077 * layout.cc (Free_list::allocate): Extend allocation beyond original
4079 (Layout::make_output_section): Mark sections that should get
4081 * options.cc (parse_percent): New function.
4082 * options.h (parse_percent): New function.
4083 (DEFINE_percent): New macro.
4084 (General_options): Add --incremental-patch option.
4085 * output.cc (Output_section::Output_section): Initialize new data
4087 (Output_section::add_input_section): Print section name when out
4089 (Output_section::add_output_section_data): Likewise.
4090 (Output_section::set_final_data_size): Add patch space when
4091 doing --incremental-full.
4092 (Output_section::do_reset_address_and_file_offset): Remove patch
4094 (Output_segment::set_section_list_addresses): Print debug output
4095 only if --incremental-update.
4096 * output.h (Output_section::set_is_patch_space_allowed): New function.
4097 (Output_section::is_patch_space_allowed_): New data member.
4098 (Output_section::patch_space_): New data member.
4099 * parameters.cc (Parameters::incremental_full): New function.
4100 * parameters.h (Parameters::incremental_full): New function
4101 * testsuite/Makefile.am (incremental_test_2): Add test for
4102 --incremental-patch option.
4103 * testsuite/Makefile.in: Regenerate.
4104 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4105 (t18): Remove function body.
4107 2011-07-05 Doug Kwan <dougkwan@google.com>
4110 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4111 Arm_Address type for relocation result.
4112 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4114 (Arm_relocate_functions::abs32): Use unaligned access.
4115 (Arm_relocate_functions::rel32): Ditto.
4116 (Arm_relocate_functions::prel31): Ditto.
4117 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4118 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4119 static data relocations.
4120 * testsuite/Makefile.in: Regnerate.
4121 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4123 2011-07-05 Ian Lance Taylor <iant@google.com>
4126 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4127 symbols if necessary.
4128 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4130 2011-07-05 Ian Lance Taylor <iant@google.com>
4133 * resolve.cc (Symbol::override_base_with_special): Simply override
4134 version with special symbol version, ignoring previous version.
4136 2011-07-05 Ian Lance Taylor <iant@google.com>
4138 * object.cc (Sized_relobj_file::include_section_group): Add
4139 information to comment about signature location.
4141 2011-07-02 Ian Lance Taylor <iant@google.com>
4144 * options.h (class General_options): Add -f and -F.
4145 * options.cc (General_options::finalize): Fatal error if -f/-F
4146 are used without -shared.
4147 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4149 2011-07-02 Ian Lance Taylor <iant@google.com>
4151 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4153 2011-07-01 Ian Lance Taylor <iant@google.com>
4157 * resolve.cc (Symbol::override_base_with_special): Don't override
4158 the version if the overriding symbol has a different name.
4159 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4160 all callers. If we give an error about an undefined version,
4161 define the base version if necessary.
4162 * dynobj.h (class Versions): Update declaration.
4163 * testsuite/weak_alias_test_5.cc: New file.
4164 * testsuite/weak_alias_test.script: New file.
4165 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4166 and versioned_alias have the right value, and call t2.
4167 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4168 weak_alias_test_5.so.
4169 (weak_alias_test_LDADD): Likewise.
4170 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4171 * testsuite/Makefile.in: Rebuild.
4173 2011-07-01 Ian Lance Taylor <iant@google.com>
4176 * options.h (class General_options): Support -z notext.
4177 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4179 (two_file_shared_nonpic.so): Likewise.
4180 (two_file_shared_mixed.so): Likewise.
4181 (two_file_shared_mixed_1.so): Likewise.
4182 (weak_undef_lib_nonpic.so): Likewise.
4183 (alt/weak_undef_lib_nonpic.so): Likewise.
4184 (tls_test_shared_nonpic.so): Likewise.
4185 * testsuite/Makefile.in: Rebuild.
4187 2011-07-01 Ian Lance Taylor <iant@google.com>
4190 * configure.ac: Test whether static linking works, setting
4191 the automake conditional HAVE_STATIC.
4192 * testsuite/Makefile.am: Disable tests using -static if
4193 HAVE_STATIC is not true.
4194 * configure, testsuite/Makefile.in: Rebuild.
4196 2011-07-01 Ian Lance Taylor <iant@google.com>
4199 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4200 Assert if we see DW_EH_PE_indirect.
4201 * target.h (Target::ehframe_datarel_base): New function.
4202 (Target::do_ehframe_datarel_base): New target function.
4203 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4204 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4207 2011-07-01 Ian Lance Taylor <iant@google.com>
4210 * options.h (class General_options): Add
4211 --ld-generated-unwind-info.
4212 * ehframe.cc (Fde::write): Add address parameter. Change all
4213 callers. If associated with PLT, fill in address and size.
4214 (Cie::set_output_offset): Only add merge mapping if there is an
4216 (Cie::write): Add address parameter. Change all callers.
4217 (Eh_frame::add_ehframe_for_plt): New function.
4218 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4219 input_offset_ fields into union u_, with new plt field.
4220 (Fde::Fde): Adjust for new union field.
4221 (Fde::Fde) [Output_data version]: New constructor.
4222 (Fde::add_mapping): Only add merge mapping if there is an object.
4223 (class Cie): Update declarations.
4224 (class Eh_frame): Declare add_ehframe_for_plt.
4225 * layout.cc (Layout::layout_eh_frame): Break out code into
4226 make_eh_frame_section, and call it.
4227 (Layout::make_eh_frame_section): New function.
4228 (Layout::add_eh_frame_for_plt): New function.
4229 * layout.h (class Layout): Update declarations.
4230 * merge.cc (Merge_map::add_mapping): Add assertion.
4231 * i386.cc: Include "dwarf.h".
4232 (class Output_data_plt_i386): Make first_plt_entry,
4233 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4234 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4235 and plt_eh_frame_fde.
4236 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4237 boundary. Call add_eh_frame_for_plt if appropriate.
4238 * x86_64.cc: Include "dwarf.h".
4239 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4240 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4241 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4242 and plt_eh_frame_fde.
4243 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4246 2011-06-29 Ian Lance Taylor <iant@google.com>
4249 * object.cc (Sized_relobj_file::layout_section): Change shdr
4250 parameter to be const.
4251 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4253 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4254 appropriate. Call layout_eh_frame_section.
4255 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4257 * object.h (class Sized_relobj_file): Update declarations.
4259 2011-06-29 Ian Lance Taylor <iant@google.com>
4262 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4264 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4266 2011-06-29 Ian Lance Taylor <iant@google.com>
4269 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4271 * layout.cc (Layout::layout_eh_frame): Likewise.
4273 2011-06-29 Ian Lance Taylor <iant@google.com>
4276 * layout.cc (Layout::symtab_section_shndx): New function.
4277 * layout.h (class Layout): Declare symtab_section_shndx.
4278 * output.cc (Output_section::write_header): Call it.
4280 2011-06-29 Ian Lance Taylor <iant@google.com>
4283 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4284 symbols which are not used in a relocation.
4286 2011-06-28 Ian Lance Taylor <iant@google.com>
4289 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4290 script create indistinguishable segments.
4291 (Layout::set_segment_offsets): Use stable_sort when sorting
4292 segments. Pass this to Compare_segments constructor.
4293 * layout.h (class Layout): Make segment_precedes non-static.
4294 (class Compare_segments): Change from struct to class. Add
4295 layout_ field. Add constructor.
4296 * script-sections.cc
4297 (Script_sections::attach_sections_using_phdrs_clause): Rename
4298 local orphan to is_orphan. Don't report failure to put empty
4299 section in segment. On attachment failure, report name of
4300 section, and attach to first PT_LOAD segment.
4302 2011-06-28 Ian Lance Taylor <iant@google.com>
4305 * target-select.cc (Target_selector::Target_selector): Add
4306 emulation parameter. Change all callers.
4307 (select_target_by_bfd_name): Rename from select_target_by_name.
4309 (select_target_by_emulation): New function.
4310 (supported_emulation_names): New function.
4311 * target-select.h (class Target_selector): Add emulation_ field.
4312 Update declarations.
4313 (Target_selector::recognize_by_bfd_name): Rename from
4314 recognize_by_name. Change all callers.
4315 (Target_selector::supported_bfd_names): Rename from
4316 supported_names. Change all callers.
4317 (Target_selector::recognize_by_emulation): New function.
4318 (Target_selector::supported_emulations): New function.
4319 (Target_selector::emulation): New function.
4320 (Target_selector::do_recognize_by_bfd_name): Rename from
4321 do_recognize_by_name. Change all callers.
4322 (Target_selector::do_supported_bfd_names): Rename from
4323 do_supported_names. Change all callers.
4324 (Target_selector::do_recognize_by_emulation): New function.
4325 (Target_selector::do_supported_emulations): New function.
4326 (select_target_by_bfd_name): Change name in declaration.
4327 (select_target_by_emulation): Declare.
4328 (supported_emulation_names): Declare.
4329 * parameters.cc (parameters_force_valid_target): Try to find
4330 target based on emulation from -m option.
4331 * options.h (class General_options): Change doc string for -m.
4332 * options.cc (help): Print emulations.
4333 (General_options::parse_V): Likewise.
4334 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4335 Add emulation parameter. Change all callers.
4337 2011-06-28 Ian Lance Taylor <iant@google.com>
4339 * target.h (class Target): Add osabi_ field.
4340 (Target::osabi): New function.
4341 (Target::set_osabi): New function.
4342 (Target::Target): Initialize osabi_.
4343 (Target::do_adjust_elf_header): Make pure virtual.
4344 (Sized_target::do_adjust_elf_header): Declare.
4345 * target.cc (Sized_target::do_adjust_elf_header): New function.
4346 (class Sized_target): Instantiate all versions.
4347 * freebsd.h (class Target_freebsd): Remove.
4348 (Target_selector_freebsd::do_recognize): Call set_osabi on
4350 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4351 (Target_selector_freebsd::set_osabi): Remove.
4352 * i386.cc (class Target_i386): Inherit from Sized_target rather
4353 than Target_freebsd.
4354 * x86_64.cc (class Target_x86_64): Likewise.
4356 2011-06-28 Ian Lance Taylor <iant@google.com>
4358 * target.h (Target::can_check_for_function_pointers): Rewrite.
4360 (Target::can_icf_inline_merge_sections): Likewise.
4361 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4362 (Target::Target_info): Add can_icf_inline_merge_sections field.
4363 (Target::do_can_check_for_function_pointers): New virtual
4365 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4366 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4367 from can_check_for_function_pointers, move in file.
4368 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4369 section_may_have_icf_unsafe_poineters, move in file.
4370 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4371 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4372 Rename from can_check_for_function_pointers, move in file.
4373 (Target_i386::can_icf_inline_merge_sections): Remove.
4374 (Target_i386::i386_info): Initialize
4375 can_icf_inline_merge_sections.
4376 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4377 Initialize can_icf_inline_merge_sections.
4378 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4379 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4380 Rename from can_check_for_function_pointers, move in file.
4381 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4382 (Target_x86_64::x86_64_info): Initialize
4383 can_icf_inline_merge_sections.
4384 * testsuite/testfile.cc (Target_test::test_target_info):
4386 * icf.cc (get_section_contents): Correct formatting.
4388 2011-06-27 Ian Lance Taylor <iant@google.com>
4390 * symtab.cc (Symbol::versioned_name): New function.
4391 (Symbol_table::add_to_final_symtab): Use versioned_name when
4393 (Symbol_table::sized_write_symbol): Likewise.
4394 * symtab.h (class Symbol): Declare versioned_name.
4395 * stringpool.h (class Stringpool_template): Add variant of add
4396 which takes a std::basic_string.
4397 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4398 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4399 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4400 (ver_test_12.o): New target.
4401 * testsuite/Makefile.in: Rebuild.
4403 2011-06-27 Doug Kwan <dougkwan@google.com>
4405 * arm.cc (Arm_relocate_functions::thm_jump8,
4406 Arm_relocate_functions::thm_jump11): Use a wider signed
4407 type to compute offset.
4408 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4410 * testsuite/Makefile.in: Regenerate.
4411 * testsuite/arm_branch_in_range.sh: Check test results of
4412 arm_thm_jump11 and arm_thm_jump8.
4413 * testsuite/arm_thm_jump11.s: New test source file.
4414 * testsuite/arm_thm_jump11.t: New linker script.
4415 * testsuite/arm_thm_jump8.s: New test source file.
4416 * testsuite/arm_thm_jump8.t: New linker script.
4418 2011-06-24 Ian Lance Taylor <iant@google.com>
4420 * layout.cc: Include "object.h".
4421 (ctors_sections_in_init_array): New static variable.
4422 (Layout::is_ctors_in_init_array): New function.
4423 (Layout::layout): Add entry to ctors_sections_in_init_array if
4425 * layout.h (class Layout): Declare is_ctors_in_init_array.
4426 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4427 is_ctors_reverse_view is set.
4428 (Sized_relobj_file::write_sections): Add layout parameter. Change
4429 all callers. Set is_ctors_reverse_view field of View_size.
4430 (Sized_relobj_file::reverse_words): New function.
4431 * object.h (Sized_relobj_file::View_size): Add
4432 is_ctors_reverse_view field.
4433 (class Sized_relobj_file): Update declarations.
4434 * testsuite/initpri3.c: New test.
4435 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4437 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4438 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4439 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4440 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4441 * testsuite/Makefile.in: Rebuild.
4443 2011-06-24 Cary Coutant <ccoutant@google.com>
4445 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4446 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4447 (debug_msg_cdebug.err): New targets.
4448 * testsuite/Makefile.in: Regenerate.
4449 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4450 Fix checks for link with shared library.
4452 2011-06-24 Doug Kwan <dougkwan@google.com>
4454 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4455 skip empty text sections.
4456 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4458 2011-06-22 Ian Lance Taylor <iant@google.com>
4461 * options.h (class General_options): Add --ctors-in-init-array.
4462 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4463 friends as SHT_PROGBITS for merging sections.
4464 (Layout::layout): Remove special handling of .init_array and
4465 friends. Don't sort if doing relocatable link. Sort for .ctors
4466 and .dtors if ctors_in_init_array.
4467 (Layout::make_output_section): Force correct section types for
4468 .init_array and friends. Don't sort if doing relocatable link,
4469 Don't sort .ctors and .dtors if ctors_in_init_array.
4470 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4471 (Layout::output_section_name): Add relobj parameter. Change all
4472 callers. Handle .ctors. and .dtors. in code rather than table.
4473 Handle .ctors and .dtors if ctors_in_init_array.
4474 (Layout::match_file_name): New function, moved from output.cc.
4475 * layout.h (class Layout): Update declarations.
4476 * output.cc: Include "layout.h".
4477 (Input_section_sort_entry::get_priority): New function.
4478 (Input_section_sort_entry::match_file_name): Just call
4479 Layout::match_file_name.
4480 (Output_section::Input_section_sort_init_fini_compare::operator()):
4481 Handle .ctors and .dtors. Sort by explicit priority rather than
4483 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4484 * testsuite/initpri2.c: New test.
4485 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4486 (check_PROGRAMS): Add initpri2.
4487 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4488 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4489 * configure, testsuite/Makefile.in: Rebuild.
4491 2011-06-19 Ian Lance Taylor <iant@google.com>
4494 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4495 .interp section to a PT_INTERP segment even if we have seen a
4496 --dynamic-linker option. Don't do it if we have seen a PHDRS
4497 clause in a linker script.
4498 (Layout::finalize): Don't create a .interp section if we've
4499 already create a PT_INTERP segment.
4500 (Layout::create_interp): Always call choose_output_section (revert
4501 patch of 2011-06-17). Don't create PT_INTERP segment.
4502 * script-sections.cc
4503 (Script_sections::create_note_and_tls_segments): Add a .interp
4504 section to a PT_INTERP segment even if we have seen a
4505 --dynamic-linker option.
4507 2011-06-18 Ian Lance Taylor <iant@google.com>
4509 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4510 merely because a non-PT_LOAD segment has a dynamic reloc.
4512 2011-06-18 Ian Lance Taylor <iant@google.com>
4514 * layout.cc (Layout::finish_dynamic_section): Don't create
4515 DT_FLAGS entry if not needed.
4517 2011-06-18 Ian Lance Taylor <iant@google.com>
4520 * layout.cc (Layout::layout_eh_frame): Correct handling of
4521 writable .eh_frame section.
4523 2011-06-17 Ian Lance Taylor <iant@google.com>
4526 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4527 symbol is redefined with the exact same object and value.
4529 2011-06-17 Ian Lance Taylor <iant@google.com>
4532 * layout.h (class Layout): Add interp_segment_ field.
4533 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4534 (Layout::attach_allocated_section_to_segment): If making shared
4535 library, put .interp section in PT_INTERP segment.
4536 (Layout::finalize): Also call create_interp if -dynamic-linker
4538 (Layout::create_interp): Assert that there is no PT_INTERP
4539 segment. If not using a SECTIONS clause, use make_output_section.
4540 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4541 * script-sections.cc
4542 (Script_sections::create_note_and_tls_segments): If making shared
4543 library, put .interp section in PT_INTERP segment.
4545 2011-06-17 Ian Lance Taylor <iant@google.com>
4547 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4548 when making a shared library.
4550 2011-06-17 Ian Lance Taylor <iant@google.com>
4552 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4553 parameter. Change all callers. Don't issue warning about PC32
4554 against locally defined symbol.
4556 2011-06-16 Ian Lance Taylor <iant@google.com>
4558 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4559 occurs in same object.
4561 2011-06-14 Alan Modra <amodra@gmail.com>
4563 * po/POTFILES.in: Regenerate.
4565 2011-06-09 Ian Lance Taylor <iant@google.com>
4567 * script-sections.cc
4568 (Orphan_output_section::set_section_addresses): For a relocatable
4569 link set address to 0.
4571 2011-06-09 Cary Coutant <ccoutant@google.com>
4574 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4575 used with --compress-debug-sections.
4576 * gold/object.cc (Sized_relobj_file::do_layout): Report
4577 uncompressed size of compressed input sections.
4579 2011-06-08 Cary Coutant <ccoutant@google.com>
4582 * testsuite/two_file_test_2_v1.cc: Change initialization of
4583 v2 to keep it in .data.
4585 2011-06-07 Cary Coutant <ccoutant@google.com>
4587 * common.cc (Symbol_table::do_allocate_commons_list): Call
4589 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4590 (Errors::fallback): New function.
4591 (gold_fallback): New function.
4592 * errors.h (Errors::fallback): New function.
4593 * gold.cc (gold_exit): Change status parameter to enum; adjust
4595 (queue_initial_tasks): Call gold_fallback.
4596 * gold.h: Include cstdlib.
4597 (Exit_status): New enum type.
4598 (gold_exit): Change status parameter to enum.
4599 (gold_fallback): New function.
4600 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4601 (Layout::create_symtab_sections): Likewise.
4602 (Layout::create_shdrs): Likewise.
4603 * main.cc (main): Adjust call to gold_exit.
4604 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4605 (Output_data_got::add_got_entry_pair): Likewise.
4606 (Output_section::add_input_section): Likewise.
4607 (Output_section::add_output_section_data): Likewise.
4608 (Output_segment::set_section_list_addresses): Likewise.
4609 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4611 2011-06-07 Cary Coutant <ccoutant@google.com>
4613 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4614 for incremental links.
4615 * output.cc (Output_segment::set_section_list_addresses): Remove
4616 FIXME and test for TLS or BSS.
4618 2011-06-07 Cary Coutant <ccoutant@google.com>
4620 * testsuite/Makefile.am: Add incremental_copy_test,
4621 incremental_common_test_1.
4622 * testsuite/Makefile.in: Regenerate.
4623 * testsuite/common_test_1_v1.c: New source file.
4624 * testsuite/common_test_1_v2.c: New source file.
4625 * testsuite/copy_test_v1.cc: New source file.
4627 2011-06-07 Cary Coutant <ccoutant@google.com>
4629 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4630 update, allocate common from bss section's free list.
4631 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4632 linker-defined symbols.
4633 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4634 Skip GOT and PLT entries that are no longer referenced.
4635 (Output_section_incremental_inputs::write_info_blocks): Mark
4636 linker-defined symbols.
4637 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4638 * output.cc (Output_section::allocate): New function.
4639 * output.h (Output_section::allocate): New function.
4640 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4641 linker-defined symbols.
4642 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4643 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4644 (Symbol::init_base_output_data): Likewise.
4645 (Symbol::init_base_output_segment): Likewise.
4646 (Symbol::init_base_constant): Likewise.
4647 (Sized_symbol::init_output_data): Likewise.
4648 (Sized_symbol::init_output_segment): Likewise.
4649 (Sized_symbol::init_constant): Likewise.
4650 (Symbol_table::do_define_in_output_data): Likewise.
4651 (Symbol_table::do_define_in_output_segment): Likewise.
4652 (Symbol_table::do_define_as_constant): Likewise.
4653 * symtab.h (Symbol::is_predefined): New function.
4654 (Symbol::init_base_output_data): Add is_predefined parameter.
4655 (Symbol::init_base_output_segment): Likewise.
4656 (Symbol::init_base_constant): Likewise.
4657 (Symbol::is_predefined_): New data member.
4658 (Sized_symbol::init_output_data): Add is_predefined parameter.
4659 (Sized_symbol::init_output_segment): Likewise.
4660 (Sized_symbol::init_constant): Likewise.
4661 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4663 2011-06-07 Cary Coutant <ccoutant@google.com>
4665 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4666 instead of emit_copy_reloc.
4667 (Copy_relocs::emit_copy_reloc): Refactor.
4668 (Copy_relocs::make_copy_reloc): New function.
4669 (Copy_relocs::add_copy_reloc): Remove.
4670 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4672 (Copy_relocs::make_copy_reloc): New function.
4673 (Copy_relocs::add_copy_reloc): Remove.
4674 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4675 unchanged input files.
4676 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4677 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4678 Reserve BSS space for COPY relocations.
4679 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4680 (Output_section_incremental_inputs::write_info_blocks): Record
4681 whether a symbol is copied from a shared object.
4682 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4683 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4684 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4685 (Incremental_input_entry_reader::get_output_symbol_index): Add
4687 (Incremental_binary::emit_copy_relocs): New function.
4688 (Incremental_binary::do_emit_copy_relocs): New function.
4689 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4691 (Sized_incremental_binary::add_copy_reloc): New function.
4692 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4693 (Sized_incremental_binary::Copy_reloc): New struct.
4694 (Sized_incremental_binary::Copy_relocs): New typedef.
4695 (Sized_incremental_binary::copy_relocs_): New data member.
4696 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4697 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4698 * target.h (Sized_target::emit_copy_reloc): New function.
4699 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4701 2011-06-02 Cary Coutant <ccoutant@google.com>
4704 * gold/archive.cc (Archive::Archive): Initialize new data member.
4705 (Archive::include_all_members): Return if archive has already been
4707 * gold/archive.h (Archive::include_all_members_): New data member.
4709 2011-06-02 Nick Clifton <nickc@redhat.com>
4711 * dynobj.h: Fix spelling mistake in comment.
4712 * output.cc: Likewise.
4714 2011-05-31 Doug Kwan <dougkwan@google.com>
4718 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4719 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4720 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4721 redundant arm_exidx_test.so.
4722 * testsuite/Makefile.in: Regenerate.
4723 (check_SCRIPTS): Add pr12826.sh
4724 (check_DATA): Add pr12826.stdout
4725 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4726 * testsuite/pr12826.sh: New file.
4727 * testsuite/pr12826_1.s: Ditto.
4728 * testsuite/pr12826_1.s: Ditto.
4730 2011-05-30 Ian Lance Taylor <iant@google.com>
4732 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4735 2011-05-29 Ian Lance Taylor <iant@google.com>
4738 * testsuite/Makefile.am: Use different file name for two_file_test
4739 temporary file for each incremental test.
4740 * testsuite/Makefile.in: Rebuild.
4742 2011-05-29 Ian Lance Taylor <iant@google.com>
4744 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4745 binary input file is empty.
4747 2011-05-27 Ian Lance Taylor <iant@google.com>
4749 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4750 (ver_test_9.so): Likewise.
4751 * testsuite/Makefile.in: Rebuild.
4753 2011-05-26 Cary Coutant <ccoutant@google.com>
4755 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4756 * incremental.cc (Incremental_inputs::report_input_section): Fix
4757 comment, indentation.
4758 (Incremental_inputs::report_comdat_group): New function.
4759 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4760 of data for incremental input file entry.
4761 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4762 group count, COMDAT group signatures.
4763 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4764 an unchanged input file.
4765 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4766 Initialize new data member.
4767 (Incremental_object_entry::add_comdat_group): New function.
4768 (Incremental_object_entry::get_comdat_group_count): New function.
4769 (Incremental_object_entry::get_comdat_signature_key): New function.
4770 (Incremental_object_entry::groups_): New data member.
4771 (Incremental_inputs::report_comdat_group): New function.
4772 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4773 data for incremental input file entry.
4774 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4775 (Incremental_input_entry_reader::get_input_section): Adjust size of
4776 data for incremental input file entry.
4777 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4778 (Incremental_input_entry_reader::get_comdat_group_signature): New
4780 * object.cc (Sized_relobj::include_section_group): Report kept
4781 COMDAT groups for incremental links.
4783 2011-05-24 David Meyer <pdox@google.com>
4785 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4786 with name parameter. Add found_name parameter.
4787 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4788 * dirsearch.h (class Dirsearch): Update declaration.
4790 2011-05-24 Ian Lance Taylor <iant@google.com>
4792 * archive.cc (Library_base::should_include_member): Pull in object
4793 from archive if it defines the entry symbol.
4794 * parameters.cc (Parameters::entry): New function.
4795 * parameters.h (class Parameters): Declare entry.
4796 * output.h (class Output_file_header): Remove entry_ field.
4797 * output.cc (Output_file_header::Output_file_header): Remove entry
4798 parameter. Change all callers.
4799 (Output_file_header::entry): Use parameters->entry.
4800 * gold.cc (queue_middle_tasks): Likewise.
4801 * plugin.cc (Plugin_hook::run): Likewise.
4803 2011-05-24 Cary Coutant <ccoutant@google.com>
4805 * gold.cc (queue_initial_tasks): Pass incremental base filename
4806 to Output_file::open_base_file; don't print error message.
4807 * incremental-dump.cc (main): Adjust call to
4808 Output_file::open_for_modification.
4809 * incremental-dump.cc (main): Likewise.
4810 * incremental.cc (Incremental_inputs::report_command_line):
4811 Ignore --incremental-base option when comparing command lines.
4812 Ignore parameter when given as separate argument.
4813 * options.h (class General_options): Add --incremental-base.
4814 * output.cc (Output_file::Output_file):
4815 (Output_file::open_base_file): Add base_name and writable parameters;
4816 read base file into new file; print error message here.
4817 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4819 * output.h (Output_file::open_for_modification): Rename to...
4820 (Output_file::open_base_file): ...this; add base_name and
4821 writable parameters; adjust all callers.
4822 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4824 * testsuite/Makefile.am (incremental_test_4): Test
4826 * testsuite/Makefile.in: Regenerate.
4828 2011-05-24 Cary Coutant <ccoutant@google.com>
4830 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4832 * testsuite/Makefile.in: Regenerate.
4833 * testsuite/two_file_test_1_v1.cc: New test source file.
4834 * testsuite/two_file_test_1b_v1.cc: New test source file.
4835 * testsuite/two_file_test_2_v1.cc: New test source file.
4837 2011-05-24 Cary Coutant <ccoutant@google.com>
4839 * dynobj.h (Dynobj::do_dynobj): New function.
4840 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4841 flag and soname for shared objects.
4842 * incremental.cc (Incremental_inputs::report_object): Make
4843 either Incremental_object_entry or Incremental_dynobj_entry; add
4844 soname to string table.
4845 (Incremental_inputs::report_input_section): Add assertion.
4846 (Output_section_incremental_inputs::set_final_data_size): Adjust
4847 type of input file entry for shared libraries; adjust size of
4848 shared library info entry.
4849 (Output_section_incremental_inputs::write_input_files): Write
4850 as_needed flag for shared libraries.
4851 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4852 of input file entry for shared libraries; write soname.
4853 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4854 soname from incremental info.
4855 * incremental.h (enum Incremental_input_flags): Add
4856 INCREMENTAL_INPUT_AS_NEEDED.
4857 (Incremental_input_entry::Incremental_input_entry): Initialize new
4859 (Incremental_input_entry::set_as_needed): New function.
4860 (Incremental_input_entry::as_needed): New function.
4861 (Incremental_input_entry::do_dynobj_entry): New function.
4862 (Incremental_input_entry::as_needed_): New data member.
4863 (Incremental_object_entry::Incremental_object_entry): Don't check
4865 (Incremental_object_entry::do_type): Likewise.
4866 (class Incremental_dynobj_entry): New class.
4867 (Incremental_input_entry_reader::as_needed): New function.
4868 (Incremental_input_entry_reader::get_soname): New function.
4869 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4870 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4871 size of shared library info entry.
4872 * layout.cc (Layout::finish_dynamic_section): Don't test for
4873 incremental link when adding DT_NEEDED entries.
4874 * object.h (Object::Object): Initialize new data member.
4875 (Object::dynobj): New function.
4876 (Object::set_as_needed): New function.
4877 (Object::as_needed): New function.
4878 (Object::do_dynobj): New function.
4879 (Object::as_needed_): New data member.
4881 2011-05-24 Cary Coutant <ccoutant@google.com>
4883 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4884 info; adjust display of GOT entries.
4885 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4886 vector of input objects; remove file_status_.
4887 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4888 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4889 got_plt reader; call target hooks to reserve GOT entries.
4890 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4891 of input file info header and GOT info entry.
4892 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4894 (Got_plt_view_info::got_descriptor): Remove.
4895 (Got_plt_view_info::sym_index): New data member.
4896 (Got_plt_view_info::input_index): New data member.
4897 (Local_got_offset_visitor::visit): Write input file index.
4898 (Global_got_offset_visitor::visit): Write 0 for input file index.
4899 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4900 with sym_index and input_index.
4901 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4902 incremental info GOT entry; replace got_descriptor with input_index.
4903 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4904 map from input file index to object.
4905 (Sized_relobj_incr::do_layout): Replace direct data member reference
4906 with accessor function.
4907 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4908 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4909 Adjust size of input file info header.
4910 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4911 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4912 (Incremental_input_entry_reader::get_input_section): Adjust size of
4913 input file info header.
4914 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4915 of incremental info GOT entry.
4916 (Incremental_got_plt_reader::get_got_desc): Remove.
4917 (Incremental_got_plt_reader::get_got_symndx): New function.
4918 (Incremental_got_plt_reader::get_got_input_index): New function.
4919 (Sized_incremental_binary::Sized_incremental_binary): Remove
4920 file_status_; add input_objects_.
4921 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4922 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4923 (Sized_incremental_binary::file_is_unchanged): Remove.
4924 (Sized_incremental_binary::set_input_object): New function.
4925 (Sized_incremental_binary::input_object): New function.
4926 (Sized_incremental_binary::file_status_): Remove.
4927 (Sized_incremental_binary::input_objects_): New data member.
4928 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4930 (Sized_relobj_incr::invalid_address): Move to base class.
4931 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4933 (Sized_relobj_incr::do_output_section_offset): Likewise.
4934 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4935 (Sized_relobj_incr::section_offsets_): Likewise.
4936 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4938 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4939 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4940 with accessor function.
4941 (Sized_relobj_file::do_layout): Likewise.
4942 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4943 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4944 (Sized_relobj_file::compute_final_local_value): Replace refs to
4945 section_offsets_ with accessor function.
4946 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4947 * object.h (Relobj::Relobj): Initialize new data members.
4948 (Relobj::add_dyn_reloc): New function.
4949 (Relobj::first_dyn_reloc): New function.
4950 (Relobj::dyn_reloc_count): New function.
4951 (Relobj::first_dyn_reloc_): New data member.
4952 (Relobj::dyn_reloc_count_): New data member.
4953 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4955 (Sized_relobj::Address): New typedef.
4956 (Sized_relobj::invalid_address): Move here from child class.
4957 (Sized_relobj::Sized_relobj): Initialize new data members.
4958 (Sized_relobj::sized_relobj): New function.
4959 (Sized_relobj::is_output_section_offset_invalid): Move here from
4961 (Sized_relobj::get_output_section_offset): Likewise.
4962 (Sized_relobj::local_has_got_offset): Likewise.
4963 (Sized_relobj::local_got_offset): Likewise.
4964 (Sized_relobj::set_local_got_offset): Likewise.
4965 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4966 (Sized_relobj::clear_got_offsets): New function.
4967 (Sized_relobj::section_offsets): Move here from child class.
4968 (Sized_relobj::do_output_section_offset): Likewise.
4969 (Sized_relobj::do_set_section_offset): Likewise.
4970 (Sized_relobj::Local_got_offsets): Likewise.
4971 (Sized_relobj::local_got_offsets_): Likewise.
4972 (Sized_relobj::section_offsets_): Likewise.
4973 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4975 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4977 (Sized_relobj_file::sized_relobj): New function
4978 (Sized_relobj_file::local_has_got_offset): Move to base class.
4979 (Sized_relobj_file::local_got_offset): Likewise.
4980 (Sized_relobj_file::set_local_got_offset): Likewise.
4981 (Sized_relobj_file::get_output_section_offset): Likewise.
4982 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4983 (Sized_relobj_file::do_output_section_offset): Likewise.
4984 (Sized_relobj_file::do_set_section_offset): Likewise.
4985 (Sized_relobj_file::Local_got_offsets): Likewise.
4986 (Sized_relobj_file::local_got_offsets_): Likewise.
4987 (Sized_relobj_file::section_offsets_): Likewise.
4988 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4990 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4991 (Output_reloc::get_symbol_index): Likewise.
4992 (Output_reloc::local_section_offset): Likewise.
4993 (Output_reloc::get_address): Likewise.
4994 (Output_reloc::symbol_value): Likewise.
4995 (Output_data_got::reserve_slot): Move to class definition.
4996 (Output_data_got::reserve_local): New function.
4997 (Output_data_got::reserve_slot_for_global): Remove.
4998 (Output_data_got::reserve_global): New function.
4999 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5000 (all constructors, two instantiations).
5001 (Output_reloc::get_relobj): New function (two instantiations).
5002 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5003 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5004 (Output_data_reloc::add_global): Adjust type of relobj.
5005 (Output_data_reloc::add_global_relative): Likewise.
5006 (Output_data_reloc::add_symbolless_global_addend): Likewise.
5007 (Output_data_reloc::add_local): Likewise.
5008 (Output_data_reloc::add_local_relative): Likewise.
5009 (Output_data_reloc::add_symbolless_local_addend): Likewise.
5010 (Output_data_reloc::add_local_section): Likewise.
5011 (Output_data_reloc::add_output_section): Likewise.
5012 (Output_data_reloc::add_absolute): Likewise.
5013 (Output_data_reloc::add_target_specific): Likewise.
5014 (Output_data_got::reserve_slot): Move definition here.
5015 (Output_data_got::reserve_local): New function.
5016 (Output_data_got::reserve_global): New function.
5017 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5018 section_offsets_ with accessor function.
5019 (Sized_relobj_file::write_sections): Likewise.
5020 (Sized_relobj_file::do_relocate_sections): Likewise.
5021 * target.h (Sized_target::reserve_local_got_entry): New function.
5022 (Sized_target::reserve_global_got_entry): New function.
5023 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5024 (Target_x86_64::reserve_global_got_entry): New function.
5025 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5027 2011-05-23 Cary Coutant <ccoutant@google.com>
5029 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5030 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5031 bit when checking got_type.
5032 * incremental.cc (Sized_incremental_binary::setup_readers):
5033 Store symbol table and string table locations; initialize bit vector
5034 of file status flags.
5035 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5037 (Sized_incremental_binary::do_process_got_plt): New function.
5038 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5039 (Output_section_incremental_inputs::set_final_data_size): Record
5040 file index for each input file.
5041 (Output_section_incremental_inputs::write_got_plt): Store file index
5042 instead of input entry offset for each GOT entry.
5044 (Incremental_input_entry::Incremental_input_entry): Initialize new
5046 (Incremental_input_entry::set_offset): Store file index.
5047 (Incremental_input_entry::get_file_index): New function.
5048 (Incremental_input_entry::file_index_): New data member.
5049 (Incremental_binary::process_got_plt): New function.
5050 (Incremental_binary::do_process_got_plt): New function.
5051 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5053 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5054 (Sized_incremental_binary::set_file_is_unchanged): New function.
5055 (Sized_incremental_binary::file_is_unchanged): New function.
5056 (Sized_incremental_binary::do_process_got_plt): New function.
5057 (Sized_incremental_binary::file_status_): New data member.
5058 (Sized_incremental_binary::main_symtab_loc_): New data member.
5059 (Sized_incremental_binary::main_strtab_loc_): New data member.
5060 * output.cc (Output_data_got::Got_entry::write): Add case
5062 (Output_data_got::add_global): Call add_got_entry.
5063 (Output_data_got::add_global_plt): Likewise.
5064 (Output_data_got::add_global_with_rel): Likewise.
5065 (Output_data_got::add_global_with_rela): Likewise.
5066 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5067 (Output_data_got::add_global_pair_with_rela): Likewise.
5068 (Output_data_got::add_local): Call add_got_entry.
5069 (Output_data_got::add_local_plt): Likewise.
5070 (Output_data_got::add_local_with_rel): Likewise.
5071 (Output_data_got::add_local_with_rela): Likewise.
5072 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5073 (Output_data_got::add_local_pair_with_rela): Likewise.
5074 (Output_data_got::reserve_slot): New function.
5075 (Output_data_got::reserve_slot_for_global): New function.
5076 (Output_data_got::add_got_entry): New function.
5077 (Output_data_got::add_got_entry_pair): New function.
5078 (Output_section::add_output_section_data): Edit FIXME.
5080 (Output_section_data_build::Output_section_data_build): New
5081 constructor with size parameter.
5082 (Output_data_space::Output_data_space): Likewise.
5083 (Output_data_got::Output_data_got): Initialize new data member; new
5084 constructor with size parameter.
5085 (Output_data_got::add_constant): Call add_got_entry.
5086 (Output_data_got::reserve_slot): New function.
5087 (Output_data_got::reserve_slot_for_global): New function.
5088 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5089 (Output_data_got::add_got_entry): New function.
5090 (Output_data_got::add_got_entry_pair): New function.
5091 (Output_data_got::free_list_): New data member.
5092 * target.h (Sized_target::init_got_plt_for_update): New function.
5093 (Sized_target::register_global_plt_entry): New function.
5094 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5095 Initialize new data member; call init; add constructor with PLT count.
5096 (Output_data_plt_x86_64::init): New function.
5097 (Output_data_plt_x86_64::add_relocation): New function.
5098 (Output_data_plt_x86_64::reserve_slot): New function.
5099 (Output_data_plt_x86_64::free_list_): New data member.
5100 (Target_x86_64::init_got_plt_for_update): New function.
5101 (Target_x86_64::register_global_plt_entry): New function.
5102 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5103 incremental updates.
5104 (Output_data_plt_x86_64::add_relocation): New function.
5105 * testsuite/object_unittest.cc (Object_test): Set default options.
5107 2011-05-16 Ian Lance Taylor <iant@google.com>
5109 * options.h (class General_options): Make -i a synonym for -r.
5111 2011-05-16 Ian Lance Taylor <iant@google.com>
5113 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5115 2011-05-10 Cary Coutant <ccoutant@google.com>
5117 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5120 2011-05-06 Ian Lance Taylor <iant@google.com>
5122 * layout.cc (Layout::layout): If the output section flags change,
5123 update the ordering.
5125 2011-04-25 Cary Coutant <ccoutant@google.com>
5127 * incremental-dump.cc (dump_incremental_inputs): Print local
5128 symbol info for each input file.
5130 (Output_section_incremental_inputs::set_final_data_size): Add local
5131 symbol info to input file entries in incremental info.
5132 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5133 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5134 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5135 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5137 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5138 (Sized_incr_relobj::do_relocate): Write the local symbols.
5139 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5140 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5141 Adjust size of input file header.
5142 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5143 (Incremental_inputs_reader::get_local_symbol_count): New function.
5144 (Incremental_inputs_reader::get_input_section): Adjust size of input
5146 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5147 (Sized_incr_relobj::This): New typedef.
5148 (Sized_incr_relobj::sym_size): New const data member.
5149 (Sized_incr_relobj::Local_symbol): New struct.
5150 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5151 (Sized_incr_relobj::do_local_symbol_offset): New function.
5152 (Sized_incr_relobj::local_symbol_count_): New data member.
5153 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5154 (Sized_incr_relobj::local_symbol_index_): New data member.
5155 (Sized_incr_relobj::local_symbol_offset_): New data member.
5156 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5157 (Sized_incr_relobj::local_symbols_): New data member.
5158 * object.h (Relobj::output_local_symbol_count): New function.
5159 (Relobj::local_symbol_offset): New function.
5160 (Relobj::do_output_local_symbol_count): New function.
5161 (Relobj::do_local_symbol_offset): New function.
5162 (Sized_relobj::do_output_local_symbol_count): New function.
5163 (Sized_relobj::do_local_symbol_offset): New function.
5165 2011-04-22 Vladimir Simonov <sv@sw.ru>
5167 * descriptors.cc (set_close_on_exec): New function.
5168 (Descriptors::open): Use set_close_on_exec.
5169 * output.cc (S_ISLNK): Define if not defined.
5171 2011-04-22 Cary Coutant <ccoutant@google.com>
5173 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5175 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5176 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5177 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5179 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5180 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5181 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5183 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5185 (Incremental_binary::apply_incremental_relocs): New function.
5186 (Incremental_binary::do_apply_incremental_relocs): New function.
5187 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5189 (Sized_incremental_binary::add_global_symbol): New function.
5190 (Sized_incremental_binary::global_symbol): New function.
5191 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5192 (Sized_incremental_binary::symbol_map_): New data member.
5193 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5194 * target.h (Sized_target::apply_relocation): New function.
5195 * target-reloc.h (apply_relocation): New function.
5196 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5198 2011-04-22 Doug Kwan <dougkwan@google.com>
5200 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5201 flag of a SHT_ARM_EXIDX section.
5202 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5203 * testsuite/Makefile.in: Regenerate.
5204 * testsuite/arm_exidx_test.s: New file.
5205 * testsuite/arm_exidx_test.sh: Same.
5207 2011-04-20 Cary Coutant <ccoutant@google.com>
5210 * archive.h (Incremental_archive_entry::Archive_member):
5211 Initialize arg_serial_ (second constructor).
5213 2011-04-17 Ian Lance Taylor <iant@google.com>
5215 * object.cc (Relocate_info::location): Simplify location string.
5216 * errors.cc (Errors::error_at_location): Don't print program
5218 (Errors::warning_at_location): Likewise.
5219 (Errors::undefined_symbol): Likewise.
5220 * testsuite/debug_msg.sh: Update accordingly.
5222 2011-04-14 Cary Coutant <ccoutant@google.com>
5224 * gold/layout.cc (Layout::symtab_section_offset): New function.
5225 * gold/layout.h (Layout::symtab_section_offset): New function.
5226 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5228 2011-04-12 Ian Lance Taylor <iant@google.com>
5230 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5231 with MREMAP_MAYMOVE.
5232 * output.h (class Output_file): Add map_is_allocated_ field.
5233 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5234 not available, provide stubs. If mremap is not available, #define
5236 (MREMAP_MAYMOVE): Define if not defined.
5237 (Output_file::Output_file): Initialize map_is_allocated_.
5238 (Output_file::resize): Check map_is_allocated_.
5239 (Output_file::map_anonymous): If mmap fails, use malloc.
5240 (Output_file::unmap): Don't do anything for an anonymous map.
5241 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5242 is not available, provide stubs.
5243 (File_read::View::~View): Use free rather than delete[].
5244 (File_read::make_view): Use malloc rather than new[]. If mmap
5246 (File_read::find_or_make_view): Use malloc rather than new[].
5247 * gold.h: Remove HAVE_REMAP code.
5248 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5249 exists. Rename mremap to gold_mremap. If mmap is not available
5251 * configure, config.in: Rebuild.
5253 2011-04-11 Ian Lance Taylor <iant@google.com>
5255 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5256 initialize local variable v.
5258 2011-04-11 Cary Coutant <ccoutant@google.com>
5260 * archive.cc (Archive::include_member): Adjust call to
5262 (Add_archive_symbols::run): Track argument serial numbers.
5263 (Lib_group::include_member): Likewise.
5264 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5265 * archive.h (Incremental_archive_entry::Archive_member):
5266 Initialize arg_serial_.
5267 (Archive_member::arg_serial_): New data member.
5268 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5269 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5271 (Sized_dynobj::do_for_all_local_got_entries): New function.
5272 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5274 * fileread.cc (get_mtime): New function.
5275 * fileread.h (get_mtime): New function.
5276 * gold.cc (queue_initial_tasks): Check for incremental update.
5277 (process_incremental_input): New function.
5278 (queue_middle_tasks): Don't force valid target for incremental
5280 * incremental-dump.cc (find_input_containing_global): Adjust
5281 size of symbol info entry.
5282 (dump_incremental_inputs): Dump argument serial number and
5283 in_system_directory flag; bias shndx by 1; print symbol names
5284 when dumping per-file symbol lists; use new symbol info readers.
5286 (Output_section_incremental_inputs:update_data_size): New function.
5287 (Sized_incremental_binary::setup_readers): Setup input readers
5288 for each input file; build maps for files added from libraries
5290 (Sized_incremental_binary::check_input_args): New function.
5291 (Sized_incremental_binary::do_check_inputs): Build map of argument
5292 serial numbers to input arguments.
5293 (Sized_incremental_binary::do_file_has_changed): Rename
5294 do_file_is_unchanged to this; compare file modification times.
5295 (Sized_incremental_binary::do_init_layout): New function.
5296 (Sized_incremental_binary::do_reserve_layout): New function.
5297 (Sized_incremental_binary::do_get_input_reader): Remove.
5298 (Sized_incremental_binary::get_symtab_view): New function.
5299 (Incremental_checker::can_incrementally_link_output_file): Remove.
5300 (Incremental_inputs::report_command_line): Exclude --debug options.
5301 (Incremental_inputs::report_archive_begin): Add parameter; track
5302 argument serial numbers; don't put input file entry for archive
5303 before archive members.
5304 (Incremental_inputs::report_archive_end): Put input file entry
5305 for archive after archive members.
5306 (Incremental_inputs::report_object): Add parameter; track argument
5307 serial numbers and in_system_directory flag.
5308 (Incremental_inputs::report_script): Add parameter; track argument
5310 (Output_section_incremental_inputs::set_final_data_size): Adjust
5311 size of symbol info entry; check for forwarding symbols.
5312 (Output_section_incremental_inputs::write_input_files): Write
5313 in_system_directory flag and argument serial number.
5314 (Output_section_incremental_inputs::write_info_blocks): Map section
5315 indices between incremental info and original input file; store
5316 input section index for each symbol.
5317 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5318 change operator() to visit().
5319 (class Global_got_offset_visitor): Likewise.
5320 (class Global_symbol_visitor_got_plt):
5321 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5323 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5324 (Sized_incr_relobj::do_read_symbols): New function.
5325 (Sized_incr_relobj::do_layout): New function.
5326 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5327 (Sized_incr_relobj::do_add_symbols): New function.
5328 (Sized_incr_relobj::do_should_include_member): New function.
5329 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5330 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5331 (Sized_incr_relobj::do_section_size): New function.
5332 (Sized_incr_relobj::do_section_name): New function.
5333 (Sized_incr_relobj::do_section_contents): New function.
5334 (Sized_incr_relobj::do_section_flags): New function.
5335 (Sized_incr_relobj::do_section_entsize): New function.
5336 (Sized_incr_relobj::do_section_address): New function.
5337 (Sized_incr_relobj::do_section_type): New function.
5338 (Sized_incr_relobj::do_section_link): New function.
5339 (Sized_incr_relobj::do_section_info): New function.
5340 (Sized_incr_relobj::do_section_addralign): New function.
5341 (Sized_incr_relobj::do_initialize_xindex): New function.
5342 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5343 (Sized_incr_relobj::do_read_relocs): New function.
5344 (Sized_incr_relobj::do_gc_process_relocs): New function.
5345 (Sized_incr_relobj::do_scan_relocs): New function.
5346 (Sized_incr_relobj::do_count_local_symbols): New function.
5347 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5348 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5349 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5350 (Sized_incr_relobj::do_relocate): New function.
5351 (Sized_incr_relobj::do_set_section_offset): New function.
5352 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5353 (Sized_incr_dynobj::do_read_symbols): New function.
5354 (Sized_incr_dynobj::do_layout): New function.
5355 (Sized_incr_dynobj::do_add_symbols): New function.
5356 (Sized_incr_dynobj::do_should_include_member): New function.
5357 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5358 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5359 (Sized_incr_dynobj::do_section_size): New function.
5360 (Sized_incr_dynobj::do_section_name): New function.
5361 (Sized_incr_dynobj::do_section_contents): New function.
5362 (Sized_incr_dynobj::do_section_flags): New function.
5363 (Sized_incr_dynobj::do_section_entsize): New function.
5364 (Sized_incr_dynobj::do_section_address): New function.
5365 (Sized_incr_dynobj::do_section_type): New function.
5366 (Sized_incr_dynobj::do_section_link): New function.
5367 (Sized_incr_dynobj::do_section_info): New function.
5368 (Sized_incr_dynobj::do_section_addralign): New function.
5369 (Sized_incr_dynobj::do_initialize_xindex): New function.
5370 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5371 (make_sized_incremental_object): New function.
5372 (Incremental_library::copy_unused_symbols): New function.
5373 (Incremental_library::do_for_all_unused_symbols): New function.
5374 * incremental.h (enum Incremental_input_flags): New type.
5375 (class Incremental_checker): Remove.
5376 (Incremental_input_entry::Incremental_input_entry): Add argument
5378 (Incremental_input_entry::arg_serial): New function.
5379 (Incremental_input_entry::set_is_in_system_directory): New function.
5380 (Incremental_input_entry::is_in_system_directory): New function.
5381 (Incremental_input_entry::arg_serial_): New data member.
5382 (Incremental_input_entry::is_in_system_directory_): New data member.
5383 (class Script_info): Move here from script.h.
5384 (Script_info::Script_info): Add filename parameter.
5385 (Script_info::filename): New function.
5386 (Script_info::filename_): New data member.
5387 (Incremental_script_entry::Incremental_script_entry): Add argument
5389 (Incremental_object_entry::Incremental_object_entry): Likewise.
5390 (Incremental_object_entry::add_input_section): Build list of input
5391 sections with map to original shndx.
5392 (Incremental_object_entry::get_input_section_index): New function.
5393 (Incremental_object_entry::shndx_): New data member.
5394 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5395 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5396 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5398 (Incremental_inputs::report_archive_begin): Likewise.
5399 (Incremental_inputs::report_object): Likewise.
5400 (Incremental_inputs::report_script): Likewise.
5401 (class Incremental_global_symbol_reader): New class.
5402 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5403 and store flags and input file type.
5404 (Incremental_input_entry_reader::arg_serial): New function.
5405 (Incremental_input_entry_reader::type): Extract type from flags.
5406 (Incremental_input_entry_reader::is_in_system_directory): New function.
5407 (Incremental_input_entry_reader::get_input_section_count): Call
5408 accessor function for type.
5409 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5410 function for type; adjust size of global symbol entry.
5411 (Incremental_input_entry_reader::get_global_symbol_count): Call
5412 accessor function for type.
5413 (Incremental_input_entry_reader::get_object_count): Likewise.
5414 (Incremental_input_entry_reader::get_object_offset): Likewise.
5415 (Incremental_input_entry_reader::get_member_count): Likewise.
5416 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5417 (Incremental_input_entry_reader::get_member_offset): Likewise.
5418 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5419 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5420 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5421 (Incremental_input_entry_reader::get_global_symbol_reader): New
5423 (Incremental_input_entry_reader::get_output_symbol_index): New
5425 (Incremental_input_entry_reader::type_): Remove.
5426 (Incremental_input_entry_reader::flags_): New data member.
5427 (Incremental_inputs_reader::input_file_offset): New function.
5428 (Incremental_inputs_reader::input_file_index): New function.
5429 (Incremental_inputs_reader::input_file): Call input_file_offset.
5430 (Incremental_inputs_reader::input_file_at_offset): New function.
5431 (Incremental_relocs_reader::get_r_type): Reformat.
5432 (Incremental_relocs_reader::get_r_shndx): Reformat.
5433 (Incremental_relocs_reader::get_r_offset): Reformat.
5434 (Incremental_relocs_reader::data): New function.
5435 (Incremental_binary::Incremental_binary): Initialize new data members.
5436 (Incremental_binary::check_inputs): Add cmdline parameter.
5437 (Incremental_binary::file_is_unchanged): Remove.
5438 (Input_reader::arg_serial): New function.
5439 (Input_reader::get_unused_symbol_count): New function.
5440 (Input_reader::get_unused_symbol): New function.
5441 (Input_reader::do_arg_serial): New function.
5442 (Input_reader::do_get_unused_symbol_count): New function.
5443 (Input_reader::do_get_unused_symbol): New function.
5444 (Incremental_binary::input_file_count): New function.
5445 (Incremental_binary::get_input_reader): Change signature to use
5446 index instead of filename.
5447 (Incremental_binary::file_has_changed): New function.
5448 (Incremental_binary::get_input_argument): New function.
5449 (Incremental_binary::get_library): New function.
5450 (Incremental_binary::get_script_info): New function.
5451 (Incremental_binary::init_layout): New function.
5452 (Incremental_binary::reserve_layout): New function.
5453 (Incremental_binary::output_file): New function.
5454 (Incremental_binary::do_check_inputs): New function.
5455 (Incremental_binary::do_file_is_unchanged): Remove.
5456 (Incremental_binary::do_file_has_changed): New function.
5457 (Incremental_binary::do_init_layout): New function.
5458 (Incremental_binary::do_reserve_layout): New function.
5459 (Incremental_binary::do_input_file_count): New function.
5460 (Incremental_binary::do_get_input_reader): Change signature.
5461 (Incremental_binary::input_args_map_): New data member.
5462 (Incremental_binary::library_map_): New data member.
5463 (Incremental_binary::script_map_): New data member.
5464 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5466 (Sized_incremental_binary::output_section): New function.
5467 (Sized_incremental_binary::inputs_reader): Add const.
5468 (Sized_incremental_binary::symtab_reader): Add const.
5469 (Sized_incremental_binary::relocs_reader): Add const.
5470 (Sized_incremental_binary::got_plt_reader): Add const.
5471 (Sized_incremental_binary::get_symtab_view): New function.
5472 (Sized_incremental_binary::Inputs_reader): New typedef.
5473 (Sized_incremental_binary::Input_entry_reader): New typedef.
5474 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5475 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5476 (Sized_incremental_binary::do_file_has_changed): New function.
5477 (Sized_incremental_binary::do_init_layout): New function.
5478 (Sized_incremental_binary::do_reserve_layout): New function.
5479 (Sized_input_reader::Inputs_reader): Remove.
5480 (Sized_input_reader::Input_entry_reader): Remove.
5481 (Sized_input_reader::do_arg_serial): New function.
5482 (Sized_input_reader::do_get_unused_symbol_count): New function.
5483 (Sized_input_reader::do_get_unused_symbol): New function.
5484 (Sized_incremental_binary::do_input_file_count): New function.
5485 (Sized_incremental_binary::do_get_input_reader): Change signature;
5486 use index instead of filename.
5487 (Sized_incremental_binary::section_map_): New data member.
5488 (Sized_incremental_binary::input_entry_readers_): New data member.
5489 (class Sized_incr_relobj): New class.
5490 (class Sized_incr_dynobj): New class.
5491 (make_sized_incremental_object): New function.
5492 (class Incremental_library): New class.
5493 * layout.cc (Free_list::num_lists): New static data member.
5494 (Free_list::num_nodes): New static data member.
5495 (Free_list::num_removes): New static data member.
5496 (Free_list::num_remove_visits): New static data member.
5497 (Free_list::num_allocates): New static data member.
5498 (Free_list::num_allocate_visits): New static data member.
5499 (Free_list::init): New function.
5500 (Free_list::remove): New function.
5501 (Free_list::allocate): New function.
5502 (Free_list::dump): New function.
5503 (Free_list::print_stats): New function.
5504 (Layout_task_runner::run): Resize output file for incremental updates.
5505 (Layout::Layout): Initialize new data members.
5506 (Layout::set_incremental_base): New function.
5507 (Layout::init_fixed_output_section): New function.
5508 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5509 incremental updates.
5510 (Layout::create_gold_note): Do not create gold note section for
5511 incremental updates.
5512 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5513 for incremental updates.
5514 (Layout::set_section_offsets): For incremental updates, allocate space
5516 (Layout::create_symtab_sections): Layout with offsets relative to
5517 start of section; for incremental updates, allocate space from free
5519 (Layout::create_shdrs): For incremental updates, allocate space from
5521 (Layout::finish_dynamic_section): For incremental updates, do not
5522 check --as-needed (fixed in subsequent patch).
5523 * layout.h (class Free_list): New class.
5524 (Layout::set_incremental_base): New function.
5525 (Layout::incremental_base): New function.
5526 (Layout::init_fixed_output_section): New function.
5527 (Layout::allocate): New function.
5528 (Layout::incremental_base_): New data member.
5529 (Layout::free_list_): New data member.
5530 * main.cc (main): Print Free_list statistics.
5531 * object.cc (Relobj::finalize_incremental_relocs): Add
5532 clear_counts parameter; clear counts only when clear_counts is set.
5533 (Sized_relobj::Sized_relobj): Initialize new base class.
5534 (Sized_relobj::do_layout): Don't report special sections.
5535 (Sized_relobj::do_for_all_local_got_entries): New function.
5536 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5537 symtab_off to all symbol table offsets.
5538 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5539 * object.h (class Got_offset_list): Move to top of file.
5540 (Object::Object): Allow case where input_file == NULL.
5541 (Object::~Object): Likewise.
5542 (Object::input_file): Assert that input_file != NULL.
5543 (Object::lock): Allow case where input_file == NULL.
5544 (Object::unlock): Likewise.
5545 (Object::is_locked): Likewise.
5546 (Object::token): Likewise.
5547 (Object::release): Likewise.
5548 (Object::is_incremental): New function.
5549 (Object::get_mtime): New function.
5550 (Object::for_all_local_got_entries): New function.
5551 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5552 (Object::set_is_in_system_directory): New function.
5553 (Object::is_in_system_directory): New function.
5554 (Object::do_is_incremental): New function.
5555 (Object::do_get_mtime): New function.
5556 (Object::do_for_all_local_got_entries): New function.
5557 (Object::is_in_system_directory_): New data member.
5558 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5559 (class Sized_relobj_base): New class.
5560 (class Sized_relobj): Derive from Sized_relobj_base.
5561 (class Sized_relobj::Symbols): Redeclare from base class.
5562 (class Sized_relobj::local_got_offset_list): Remove.
5563 (class Sized_relobj::Output_sections): Redeclare from base class.
5564 (class Sized_relobj::do_for_all_local_got_entries): New function.
5565 (class Sized_relobj::write_local_symbols): Add offset parameter.
5566 (class Sized_relobj::local_symbol_offset_): Update comment.
5567 (class Sized_relobj::local_dynsym_offset_): Update comment.
5568 * options.cc (Input_arguments::add_file): Remove const.
5569 * options.h (Input_file_argument::Input_file_argument):
5570 Initialize arg_serial_ (all constructors).
5571 (Input_file_argument::set_arg_serial): New function.
5572 (Input_file_argument::arg_serial): New function.
5573 (Input_file_argument::arg_serial_): New data member.
5574 (Input_arguments::Input_arguments): Initialize file_count_.
5575 (Input_arguments::add_file): Remove const.
5576 (Input_arguments::number_of_input_files): New function.
5577 (Input_arguments::file_count_): New data member.
5578 (Command_line::number_of_input_files): Call
5579 Input_arguments::number_of_input_files.
5580 * output.cc (Output_segment_headers::Output_segment_headers):
5582 (Output_section::Input_section::current_data_size): New function.
5583 (Output_section::Output_section): Initialize new data members.
5584 (Output_section::add_input_section): Don't do merge sections for
5585 an incremental link; allocate space from free list for an
5587 (Output_section::add_output_section_data): Allocate space from
5588 free list for an incremental update.
5589 (Output_section::update_data_size): New function.
5590 (Output_section::set_fixed_layout): New function.
5591 (Output_section::reserve): New function.
5592 (Output_segment::set_section_addresses): Remove const.
5593 (Output_segment::set_section_list_addresses): Remove const; allocate
5594 space from free list for an incremental update.
5595 (Output_segment::set_offset): Adjust size of RELRO segment for an
5597 * output.h (Output_data::current_data_size): Move here from
5599 (Output_data::pre_finalize_data_size): New function.
5600 (Output_data::update_data_size): New function.
5601 (Output_section_headers::update_data_size): new function.
5602 (Output_section_data_build::current_data_size): Move to Output_data.
5603 (Output_data_strtab::update_data_size): New function.
5604 (Output_section::current_data_size): Move to Output_data.
5605 (Output_section::set_fixed_layout): New function.
5606 (Output_section::has_fixed_layout): New function.
5607 (Output_section::reserve): New function.
5608 (Output_section::update_data_size): New function.
5609 (Output_section::has_fixed_layout_): New data member.
5610 (Output_section::free_list_): New data member.
5611 (Output_segment::set_section_addresses): Remove const.
5612 (Output_segment::set_section_list_addresses): Remove const.
5613 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5615 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5617 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5618 parameter when calling Add_symbols constructor; store argument
5619 serial number for members of a lib group.
5620 (Add_symbols::locks): Allow case where token == NULL.
5621 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5622 (Read_member::~Read_member): New function.
5623 (Read_member::is_runnable): New function.
5624 (Read_member::locks): New function.
5625 (Read_member::run): New function.
5626 (Check_script::~Check_script): New function.
5627 (Check_script::is_runnable): New function.
5628 (Check_script::locks): New function.
5629 (Check_script::run): New function.
5630 (Check_library::~Check_library): New function.
5631 (Check_library::is_runnable): New function.
5632 (Check_library::locks): New function.
5633 (Check_library::run): New function.
5634 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5635 (Add_symbols::library_): New data member.
5636 (class Read_member): New class.
5637 (class Check_script): New class.
5638 (class Check_library): New class.
5639 * reloc.cc (Read_relocs::is_runnable): Allow case where
5641 (Read_relocs::locks): Likewise.
5642 (Scan_relocs::locks): Likewise.
5643 (Relocate_task::locks): Likewise.
5644 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5646 (Sized_relobj::incremental_relocs_scan): Fix comment.
5647 (Sized_relobj::do_relocate): Pass output file offset to
5648 write_local_symbols.
5649 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5650 from class declaration.
5651 * script.cc (read_input_script): Allocate Script_info; pass
5652 argument serial number to report_script.
5653 * script.h (class Script_info): Move to incremental.h.
5654 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5655 * symtab.h (Symbol_table::add_from_incrobj): New function.
5656 (Symbol_table::set_file_offset): New function.
5658 2011-04-05 Cary Coutant <ccoutant@google.com>
5660 * incremental-dump.cc (dump_incremental_inputs): Change signature
5661 to take a Sized_incremental_binary; change caller. Use readers
5662 in Sized_incremental_binary.
5664 (Sized_incremental_binary::find_incremental_inputs_sections):
5665 Rename do_find_incremental_inputs_sections to this.
5666 (Sized_incremental_binary::setup_readers): New function.
5667 (Sized_incremental_binary::do_check_inputs): Check
5668 has_incremental_info_ flag; move setup code to setup_readers;
5670 (Sized_incremental_binary::do_file_is_unchanged): New function.
5671 (Sized_incremental_binary::do_get_input_reader): New function.
5672 * incremental.h (class Incremental_binary): Move to end of file.
5673 (Incremental_binary::file_is_unchanged): New function.
5674 (Incremental_binary::do_file_is_unchanged): New function.
5675 (Incremental_binary::Input_reader): New class.
5676 (Incremental_binary::get_input_reader): New function.
5677 (class Sized_incremental_binary): Move to end of file.
5678 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5679 input section reader classes.
5680 (Sized_incremental_binary::has_incremental_info): New function.
5681 (Sized_incremental_binary::inputs_reader): New function.
5682 (Sized_incremental_binary::symtab_reader): New function.
5683 (Sized_incremental_binary::relocs_reader): New function.
5684 (Sized_incremental_binary::got_plt_reader): New function.
5685 (Sized_incremental_binary::do_file_is_unchanged): New function.
5686 (Sized_incremental_binary::Sized_input_reader): New class.
5687 (Sized_incremental_binary::get_input_reader): New function.
5688 (Sized_incremental_binary::find_incremental_inputs_sections):
5689 Rename do_find_incremental_inputs_sections to this.
5690 (Sized_incremental_binary::setup_readers): New function.
5691 (Sized_incremental_binary::has_incremental_info_): New data member.
5692 (Sized_incremental_binary::inputs_reader_): New data member.
5693 (Sized_incremental_binary::symtab_reader_): New data member.
5694 (Sized_incremental_binary::relocs_reader_): New data member.
5695 (Sized_incremental_binary::got_plt_reader_): New data member.
5696 (Sized_incremental_binary::current_input_file_): New data member.
5698 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5701 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5704 2011-03-30 Cary Coutant <ccoutant@google.com>
5706 * archive.cc (Archive::include_member): Adjust call to report_object.
5707 (Add_archive_symbols::run): Add script_info to call to
5708 report_archive_begin.
5709 (Lib_group::include_member): Adjust call to report_object.
5710 (Add_lib_group_symbols::run): Adjust call to report_object.
5711 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5712 blocks. Add object count for script input files.
5713 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5714 script_info parameter; change all callers.
5715 (Incremental_inputs::report_object): Add script_info parameter;
5717 (Incremental_inputs::report_script): Store backpointer to
5718 incremental info entry.
5719 (Output_section_incremental_inputs::set_final_data_size): Record
5720 additional information for scripts.
5721 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5722 * incremental.h (Incremental_script_entry::add_object): New function.
5723 (Incremental_script_entry::get_object_count): New function.
5724 (Incremental_script_entry::get_object): New function.
5725 (Incremental_script_entry::objects_): New data member; adjust
5727 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5728 (Incremental_inputs::report_object): Add script_info parameter.
5729 (Incremental_inputs_reader::get_object_count): New function.
5730 (Incremental_inputs_reader::get_object_offset): New function.
5731 * options.cc (Input_arguments::add_file): Return reference to
5733 * options.h (Input_argument::set_script_info): New function.
5734 (Input_argument::script_info): New function.
5735 (Input_argument::script_info_): New data member; adjust all
5737 (Input_file_group::add_file): Return reference to new input argument.
5738 (Input_file_lib::add_file): Likewise.
5739 (Input_arguments::add_file): Likewise.
5740 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5741 * script.cc (Parser_closure::Parser_closure): Add script_info
5742 parameter; adjust all callers.
5743 (Parser_closure::script_info): New function.
5744 (Parser_closure::script_info_): New data member.
5745 (read_input_script): Report scripts earlier to incremental info.
5746 (script_add_file): Set script_info in Input_argument.
5747 (script_add_library): Likewise.
5748 * script.h (Script_options::Script_info): Rewrite class.
5750 2011-03-29 Cary Coutant <ccoutant@google.com>
5752 * archive.cc (Library_base::should_include_member): Move
5753 method here from class Archive.
5754 (Archive::Archive): Initialize base class.
5755 (Archive::should_include_member): Move to base class.
5756 (Archive::do_for_all_unused_symbols): New function.
5757 (Add_archive_symbols::run): Remove redundant access to
5759 (Lib_group::Lib_group): Initialize base class.
5760 (Lib_group::do_filename): New function.
5761 (Lib_group::include_member): Pass pointer to Lib_group to
5763 (Lib_group::do_for_all_unused_symbols): New function.
5764 (Add_lib_group_symbols::run): Report archive information for
5766 * archive.h (class Library_base): New base class.
5767 (class Archive): Derive from Library_base.
5768 (Archive::filename): Move to base class.
5769 (Archive::set_incremental_info): Likewise.
5770 (Archive::incremental_info): Likewise.
5771 (Archive::Should_include): Likewise.
5772 (Archive::should_include_member): Likewise.
5773 (Archive::Armap_entry): Remove.
5774 (Archive::Unused_symbol_iterator): Remove.
5775 (Archive::unused_symbols_begin): Remove.
5776 (Archive::unused_symbols_end): Remove.
5777 (Archive::do_filename): New function.
5778 (Archive::do_get_mtime): New function.
5779 (Archive::do_for_all_unused_symbols): New function.
5780 (Archive::task_): Move to base class.
5781 (Archive::incremental_info_): Likewise.
5782 (class Lib_group): Derive from Library_base.
5783 (Lib_group::do_filename): New function.
5784 (Lib_group::do_get_mtime): New function.
5785 (Lib_group::do_for_all_unused_symbols): New function.
5786 (Lib_group::task_): Move to base class.
5787 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5789 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5791 * incremental.cc (Incremental_inputs::report_archive_begin):
5792 Use Library_base; call library's get_mtime; add incremental inputs
5793 entry before members.
5794 (class Unused_symbol_visitor): New class.
5795 (Incremental_inputs::report_archive_end): Use Library_base; use
5796 visitor class to record unused symbols; don't add incremental inputs
5797 entry after members.
5798 (Incremental_inputs::report_object): Use Library_base.
5800 (Incremental_archive_entry::Incremental_archive_entry): Remove
5801 unused Archive parameter.
5802 (Incremental_inputs::report_archive_begin): Use Library_base.
5803 (Incremental_inputs::report_archive_end): Likewise.
5804 (Incremental_inputs::report_object): Likewise.
5805 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5807 * object.h (Object::for_all_global_symbols): New function.
5808 (Object::do_for_all_global_symbols): New function.
5809 (Sized_relobj::do_for_all_global_symbols): New function.
5810 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5812 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5815 2011-03-27 Ian Lance Taylor <iant@google.com>
5817 * archive.cc (Archive::interpret_header): Return -1 if something
5818 goes wrong. Change callers accordingly.
5820 2011-03-25 Cary Coutant <ccoutant@google.com>
5822 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5823 * testsuite/Makefile.in: Regenerate.
5825 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5827 * plugin.cc (get_view): New.
5828 (Plugin::load): Pass get_view to the plugin.
5829 (Plugin_manager::get_view): New.
5831 2011-03-21 Ian Lance Taylor <iant@google.com>
5833 * testsuite/final_layout.sh: Rewrite to not use dc.
5834 * testsuite/relro_test.sh: Fail if dc is not present.
5836 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5838 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5840 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5841 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5843 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5844 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5846 2011-03-14 Ian Lance Taylor <iant@google.com>
5848 * script-sections.cc (Sort_output_sections::script_compare):
5849 Rename from is_before, change return type.
5850 (Sort_output_sections::operator()): Adjust accordingly.
5852 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5855 * testsuite/odr_violation2.cc: Add comment to make all error line
5856 numbers double digits.
5857 * testsuite/debug_msg.sh: Adjust expected errors.
5859 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5861 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5862 but mark earlier ones as non-canonical
5863 (offset_to_iterator): Update search target and example
5864 (do_addr2line): Return extra lines in a vector*
5865 (format_file_lineno): Extract from do_addr2line
5866 (one_addr2line): Add vector* out-param
5867 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5868 when a lineno entry appeared last for its instruction
5869 (Dwarf_line_info): Add vector* out-param
5870 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5871 * symtab.cc (Odr_violation_compare): Include the lineno in the
5873 (linenos_from_loc): New. Combine the canonical line for an
5874 address with its other lines.
5875 (True_if_intersect): New. Helper functor to make
5876 std::set_intersection a query.
5877 (detect_odr_violations): Compare sets of lines instead of just
5878 one line for each function. This became less deterministic, but
5879 has fewer false positives.
5880 * symtab.h: Declarations.
5881 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5882 mix an optimized and non-optimized object in the same binary
5883 (odr_violation2.so): Same.
5884 * testsuite/Makefile.in: Regenerate from Makefile.am.
5885 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5886 * testsuite/debug_msg.sh: Update line numbers and add
5888 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5889 non-optimized context.
5890 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5891 isn't inlined, and use OdrDerived in an optimized context.
5892 * testsuite/odr_header1.h: Defines OdrDerived, where
5893 optimization will change the
5894 first-instruction-in-the-destructor's file and line number.
5895 * testsuite/odr_header2.h: Defines OdrBase.
5897 2011-03-09 Ian Lance Taylor <iant@google.com>
5899 * fileread.cc (File_read::clear_views): Don't delete the whole
5902 2011-03-08 Ian Lance Taylor <iant@google.com>
5905 * fileread.cc: #include <climits>.
5906 (GOLD_IOV_MAX): Define.
5907 (File_read::read_multiple): Limit number of entries by iov_max.
5908 * fileread.h (class File_read): Always set max_readv_entries to
5911 2011-03-07 Ian Lance Taylor <iant@google.com>
5914 * options.h (class General_options): Add -dy and -dn.
5916 2011-03-02 Cary Coutant <ccoutant@google.com>
5918 * testsuite/script_test_9.t: Add TLS segment.
5920 2011-03-02 Simon Baldwin <simonb@google.com>
5922 * configure.ac: Add check for gnu_indirect_function support in
5923 the toolchain building binutils.
5924 * configure: Rebuild.
5926 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5928 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5929 plugin only symbols.
5930 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5931 in plugin files as not needed in the symbol table.
5933 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5935 * output.cc (Output_section::add_input_section): Delay fill
5936 generation for section ordering.
5938 2011-02-09 Ian Lance Taylor <iant@google.com>
5941 * object.h (class Sized_relobj): Remove clear_local_symbols.
5942 * reloc.cc (Sized_relobj::do_relocate): Don't call
5943 clear_local_symbols.
5945 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5947 * plugin.cc (is_visible_from_outside): Return true for symbols
5950 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5952 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5955 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5957 * icf.h (is_section_foldable_candidate): Change type of parameter
5959 * icf.cc (Icf::find_identical_sections): Change type of local variable
5960 section_name to be std::string.
5961 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5963 2011-01-25 Ian Lance Taylor <iant@google.com>
5965 * script.cc (script_add_extern): Rewrite to use
5966 add_symbol_reference.
5968 2011-01-25 Doug Kwan <dougkwan@google.com>
5970 * icf.cc (get_section_contents): Always lock section's object.
5972 2011-01-24 Ian Lance Taylor <iant@google.com>
5974 * options.h (class General_options): Accept
5975 --no-detect-odr-violations.
5977 2011-01-24 Ian Lance Taylor <iant@google.com>
5979 * version.cc (version_string): Bump to 1.11.
5981 2011-01-24 Ian Lance Taylor <iant@google.com>
5983 * plugin.cc (class Plugin_rescan): Define new class.
5984 (Plugin_manager::claim_file): Set any_claimed_.
5985 (Plugin_manager::save_archive): New function.
5986 (Plugin_manager::save_input_group): New function.
5987 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5989 (Plugin_manager::new_undefined_symbol): New function.
5990 (Plugin_manager::rescan): New function.
5991 (Plugin_manager::rescannable_defines): New function.
5992 (Plugin_manager::add_input_file): Set any_added_.
5993 * plugin.h (class Plugin_manager): define new fields rescannable_,
5994 undefined_symbols_, any_claimed_, and any_added_. Declare
5995 Plugin_rescan as friend. Declare new functions.
5996 (Plugin_manager::Rescannable): Define type.
5997 (Plugin_manager::Rescannable_list): Define type.
5998 (Plugin_manager::Undefined_symbol_list): Define type.
5999 (Plugin_manager::Plugin_manager): Initialize new fields.
6000 * archive.cc (Archive::defines_symbol): New function.
6001 (Add_archive_symbols::run): Pass archive to plugins if any.
6002 * archive.h (class Archive): Declare defines_symbol.
6003 * readsyms.cc (Input_group::~Input_group): New function.
6004 (Finish_group::run): Pass input_group to plugins if any.
6005 * readsyms.h (class Input_group): Declare destructor.
6006 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6009 2011-01-10 Ian Lance Taylor <iant@google.com>
6011 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6013 (Layout::set_segment_offsets): Reset increase_relro before calling
6014 set_section_addresses a second time.
6016 2011-01-04 Cary Coutant <ccoutant@google.com>
6018 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6019 sections before NOBITS sections.
6021 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6023 * version.cc (print_version): Update copyright to 2011.
6025 2010-12-23 Cary Coutant <ccoutant@google.com>
6027 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6028 of OS to this->add. Add OD parameter to second form of the function.
6030 2010-12-20 Ian Lance Taylor <iant@google.com>
6032 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6033 second of two consecutive entries with same offset.
6035 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6037 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6038 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6039 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6040 to avoid unneeded links against $(LDADD).
6041 * testsuite/Makefile.in: Regenerate.
6043 2010-12-15 Ian Lance Taylor <iant@google.com>
6046 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6047 for R_X86_64_32 and R_X86_64_PC32.
6048 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6049 ver_matching_def_pic.o.
6050 (ver_matching_def_pic.o): New target.
6052 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6054 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6055 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6056 Move definition before File_read::View member definitions.
6057 (File_read::View::~View): Initialize and hold lock before
6058 updating current_mapped_bytes.
6060 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6062 * dwarf_reader.cc: Remove outdated comment.
6063 * gold-threads.cc: Fix typo in error message.
6064 * archive.cc: Fix typos in comments.
6065 * archive.h: Likewise.
6066 * arm-reloc-property.cc: Likewise.
6067 * arm-reloc-property.h: Likewise.
6068 * arm-reloc.def: Likewise.
6070 * attributes.h: Likewise.
6071 * cref.cc: Likewise.
6072 * ehframe.cc: Likewise.
6073 * fileread.h: Likewise.
6075 * i386.cc: Likewise.
6077 * incremental.h: Likewise.
6078 * int_encoding.cc: Likewise.
6079 * layout.h: Likewise.
6080 * main.cc: Likewise.
6081 * merge.h: Likewise.
6082 * object.cc: Likewise.
6083 * object.h: Likewise.
6084 * options.cc: Likewise.
6085 * readsyms.cc: Likewise.
6086 * reduced_debug_output.cc: Likewise.
6087 * reloc.cc: Likewise.
6088 * script-sections.cc: Likewise.
6089 * sparc.cc: Likewise.
6090 * symtab.h: Likewise.
6091 * target-reloc.h: Likewise.
6092 * target.cc: Likewise.
6093 * target.h: Likewise.
6094 * timer.cc: Likewise.
6095 * timer.h: Likewise.
6096 * x86_64.cc: Likewise.
6098 2010-12-09 Cary Coutant <ccoutant@google.com>
6100 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6102 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6103 parameter; change all callers.
6104 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6105 * options.h (warn_execstack): New option.
6107 2010-12-07 Doug Kwan <dougkwan@google.com>
6109 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6110 like function call relocations.
6112 2010-12-07 Ian Lance Taylor <iant@google.com>
6114 * archive.cc (Archive::get_elf_object_for_member): Permit
6115 punconfigured to be NULL.
6116 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6117 (Archive::include_member): Pass NULL to get_elf_object_for_member
6118 if we searched for the archive and this is the first included
6121 2010-12-01 Ian Lance Taylor <iant@google.com>
6123 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6124 track_relocs_type_ field.
6125 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6126 Set track_relocs_type_.
6127 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6128 contents when using RELA relocs.
6129 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6131 * reloc.cc (Track_relocs::next_addend): New function.
6132 * reloc.h (class Track_relocs): Declare next_addend.
6134 2010-12-01 Ian Lance Taylor <iant@google.com>
6136 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6139 2010-12-01 Ian Lance Taylor <iant@google.com>
6141 * README: Update compilers known to work and fail.
6143 2010-11-23 Matthias Klose <doko@ubuntu.com>
6145 * configure.in: For --enable-gold, handle value `default' instead of
6146 `both*'. Always install ld as ld.bfd, install as ld if gold is
6148 * configure: Regenerate.
6150 2010-11-18 Doug Kwan <dougkwan@google.com>
6152 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6153 and right_alignment to be zero. Store result alignment only if it is
6154 greater than existing alignment.
6156 2010-11-16 Cary Coutant <ccoutant@google.com>
6159 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6160 Check for ".zdebug_line".
6162 2010-11-16 Doug Kwan <dougkwan@google.com>
6163 Cary Coutant <ccoutant@google.com>
6165 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6166 by reference; adjust all callers.
6167 * output.cc (Output_segment::set_section_addresses): Adjust references
6168 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6170 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6171 end at page boundary.
6173 2010-11-16 Cary Coutant <ccoutant@google.com>
6176 * layout.cc (Layout::choose_output_section): Transform names of
6177 compressed sections even when using a script with a SECTIONS clause.
6178 (Layout::output_section_name): Remove code to transform
6179 compressed debug section names.
6180 * output.cc (Output_section::add_input_section): Use uncompressed
6181 section size when tracking input sections.
6183 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6185 * symtab.h (Symbol::NON_PIC_REF): Remove.
6186 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6187 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6188 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6189 (Symbol::use_plt_offset): Take a flags argument and pass it
6190 directly to needs_dynamic_reloc. Restrict check for undefined
6191 weak symbols to function calls.
6192 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6193 (Target_arm::Scan::global): Use it.
6194 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6195 (Target_arm::Relocate::relocate): Likewise.
6196 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6197 parameter with an r_type parameter. Use get_reference_flags
6199 (Target_arm::Relocate::relocate): Update accordingly.
6200 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6201 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6202 (Target_i386::Scan::global): Likewise.
6203 (Target_i386::Relocate::relocate): Likewise.
6204 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6205 parameter with an r_type parameter. Use get_reference_flags
6207 (Target_i386::Relocate::relocate): Update accordingly.
6208 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6209 (Target_powerpc::Scan::global): Use it.
6210 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6211 (Target_powerpc::Relocate::relocate): Likewise.
6212 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6213 (Target_sparc::Scan::global): Use it.
6214 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6215 (Target_sparc::Relocate::relocate): Likewise.
6216 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6217 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6218 (Target_x86_64::Scan::global): Likewise.
6219 (Target_x86_64::Relocate::relocate): Likewise.
6221 2010-11-08 Doug Kwan <dougkwan@google.com>
6222 Cary Coutant <ccoutant@google.com>
6224 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6225 (Arm_exidx_merge_section::section_contents_): New data member.
6226 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6227 (Arm_input_section::~Arm_input_section): De-allocate memory.
6228 (Arm_input_section::original_contents_): New data member.
6229 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6230 in parameters instead of calling Object::section_contents without
6232 (Arm_output_section::group_section): New parameter TASK. Pass it
6233 to callees that need locking objects.
6234 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6235 to lock EXIDX input sections. Fix a formatting issue. Call
6236 Arm_exidx_merged_section::build_contents to create merged section
6238 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6239 to lock object of stub table owner.
6240 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6241 TEXT_SIZE to initialize data member TEXT_SIZE_.
6242 (Arm_exidx_input_section::addralign): Fix typo in comment.
6243 (Arm_exidx_input_section::text_size): New method.
6244 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6245 that require locking objects. Lock objects before scanning for stubs
6246 and updating local symbols.
6247 (Arm_input_section<big_endian>::init): Copy contents of original
6249 (Arm_input_section<big_endian>::do_write): Use saved contents of
6250 original input section instead of calling Object::section_contents
6252 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6253 size without calling Object::section_size().
6254 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6255 for size. Allocate a buffer for merged EXIDX entries.
6256 (Arm_exidx_merged_section::build_contents): New method.
6257 (Arm_exidx_merged_section::do_write): Move merge section contents
6258 building code to Arm_exidx_merged_section::build_contetns. Write
6259 out contetns in buffer instead of building it on the fly.
6260 (Arm_relobj::make_exidx_input_section): Also pass text section size
6261 to Arm_exidx_input_section constructor.
6262 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6263 (Arm_dynobj::do_read_symbols): Fix memory leak.
6264 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6265 * target.h: (class Task): Add forward declaration.
6266 (Target::relax): Add new parameter TASK and pass it to
6268 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6270 2010-11-05 Cary Coutant <ccoutant@google.com>
6273 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6274 object when reading from the file.
6275 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6277 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6278 when reading section contents.
6279 (get_section_contents): Likewise.
6280 (icf::find_identical_sections): Likewise.
6281 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6282 object when reading from the file.
6283 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6284 the object when doing deferred section layout.
6286 2010-11-03 Nick Clifton <nickc@redhat.com>
6289 * script.h (class Symbol_assignment: name): New member. Returns
6290 the name of the symbol.
6291 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6292 Returns true if the given symbol name is on the list of
6293 assignments wating to be processed.
6294 * archive.cc (should_incldue_member): If the symbol is undefined,
6295 check to see if it is on the list of symbols pending assignment.
6297 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6299 * script-sections.cc (Script_sections::find_memory_region): Check
6300 for a NULL output section pointer.
6302 2010-10-29 Doug Kwan <dougkwan@google.com>
6304 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6305 Output_section::add_relaxed_input_section.
6306 * output.cc (Output_section::add_relaxed_input_section): Add new
6307 arguments LAYOUT and NAME. Set section order index.
6308 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6309 Copy section order index.
6310 * output.h (Output_section::add_relaxed_input_section): Add new
6311 arguments LAYOUT and NAME.
6313 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6315 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6316 NATIVE_OR_CROSS_LINKER.
6317 * testsuite/Makefile.in: Regenerate.
6319 2010-10-20 Doug Kwan <dougkwan@google.com>
6321 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6322 without SHF_LINK_ORDER flags.
6323 * layout.cc (Layout::choose_output_section): Do not filter
6324 SHF_LINK_ORDER flag in a relocatable link.
6326 2010-10-17 Cary Coutant <ccoutant@google.com>
6328 * output.h (Output_segment::set_section_addresses): Change function
6329 signature. Update all callers.
6330 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6332 (Output_segment::set_section_addresses): Align after last TLS
6333 section. Add padding before last relro section instead of after.
6335 2010-10-17 Doug Kwan <dougkwan@google.com>
6337 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6338 GOT output section to be writable.
6340 2010-10-14 Cary Coutant <ccoutant@google.com>
6342 * debug.h (DEBUG_INCREMENTAL): New flag.
6343 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6344 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6346 * incremental.cc (report_command_line): Ignore all forms of
6348 * layout.cc (Layout::Layout): Check parameters for incremental link
6350 * options.cc (General_options::parse_incremental): New function.
6351 (General_options::parse_no_incremental): New function.
6352 (General_options::parse_incremental_full): New function.
6353 (General_options::parse_incremental_update): New function.
6354 (General_options::incremental_mode_): New data member.
6355 (General_options::finalize): Check incremental_mode_.
6356 * options.h (General_options): Update help text for --incremental.
6357 Add --no-incremental, --incremental-full, --incremental-update.
6358 (General_options::Incremental_mode): New enum type.
6359 (General_options::incremental_mode): New function.
6360 (General_options::incremental_mode_): New data member.
6361 * parameters.cc (Parameters::incremental_mode_): New data member.
6362 (Parameters::set_options): Set incremental_mode_.
6363 (Parameters::set_incremental_full): New function.
6364 (Parameters::incremental): New function.
6365 (Parameters::incremental_update): New function.
6366 (set_parameters_incremental_full): New function.
6367 * parameters.h (Parameters::set_incremental_full): New function.
6368 (Parameters::incremental): New function.
6369 (Parameters::incremental_update): New function.
6370 (Parameters::incremental_mode_): New data member.
6371 (set_parameters_incremental_full): New function.
6372 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6373 incremental link mode.
6374 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6375 (Sized_relobj::do_relocate_sections): Likewise.
6376 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6378 * testsuite/Makefile.in: Regenerate.
6379 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6381 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6383 * script-sections.h (class Script_sections): Make
6384 Sections_elements typedef public.
6385 * script-sections.cc (class Sort_output_sections): Add elements_
6386 field. Add constructor which sets it; change all callers.
6387 (Sort_output_sections::is_before): New function.
6388 (Sort_output_sections::operator()): Call is_before.
6389 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6391 * testsuite/script_test_10.sh: New test. Test script section
6393 * testsuite/script_test_10.t: Likewise.
6394 * testsuite/script_test_10.s: Likewise.
6395 * testsuite/Makefile.am: Wrap the cross linker tests and the
6396 common tests into NATIVE_OR_CROSS_LINKER.
6397 (check_SCRIPTS): Add script_test_10.sh.
6398 (check_DATA): Add script_test_10.stdout.
6399 (script_test_10.o, script_test_10): New targets.
6400 (script_test_10.stdout): New target.
6401 * configure, testsuite/Makefile.in: Regenerate.
6403 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6405 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6406 error for the deprecated relocations.
6407 (Target_arm::Scan::global): Likewise.
6408 (Target_arm::Relocate::relocate): Likewise.
6410 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6412 * fileread.cc (Input_file::find_file): Initialize *found_name
6413 and *namep when using the fallback search for case 4.
6415 2010-10-11 Cary Coutant <ccoutant@google.com>
6417 * options.h (class General_options): Redefine -z lazy as an alias for
6418 the negation of -z now.
6420 2010-10-11 Ian Lance Taylor <iant@google.com>
6422 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6425 2010-10-06 Nick Clifton <nickc@redhat.com>
6427 * script-sections.cc(class Memory_region): Remove
6428 current_lma_offset_ field. Rename current_vma_offset_ to
6429 current_offset_. Add last_section_ field.
6430 (Memory_region::get_current_vma_address): Rename to
6431 get_current_address.
6432 (Memory_region::get_current_lma_address): Delete.
6433 (Memory_region::increment_vma_offset): Rename to
6435 (Memory_region::increment_lma_offset): Delete.
6436 (Memory_region::attributes_compatible): New method. Returns
6437 true if the provided section is compatible with the region.
6438 (Memory_region::get_last_section): New method. Returns the last
6439 section to use the region.
6440 (Memory_region::set_last_section): New method. Stores the last
6441 section to use the region.
6442 (Script_sections::block_in_region): New method. Returns true if
6443 a block of memory is contained within a region.
6444 (Script_sections::find_memory_region): New method. Locates a
6445 memory region to be used to set a VMA or LMA address.
6446 (Output_section_definition::set_section_addresses): Add code to
6447 check for addresses set by memory regions.
6448 (Output_segment::set_section_addresses): Remove memory region
6450 (Script_sections::create_segment): Add a warning if a header
6451 segment is created outside of any region.
6452 * script-sections.h (class Script_sections): Add prototypes for
6453 find_memory_region and block_in_region methods.
6454 * testsuite/memory_test.s: Use .long instead of .word.
6455 * testsuite/memory_test.t: Add some more output sections.
6456 * testsuite/memory_test.sh: Update expected output.
6458 2010-10-02 Doug Kwan <dougkwan@google.com>
6460 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6461 defintion to symtab.h
6462 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6463 declaration to defintion.
6465 2010-10-01 Nick Clifton <nickc@redhat.com>
6467 * expression.cc (eval): Replace dummy argument with NULL.
6468 (eval_maybe_dot): Check for a NULL result section pointer.
6469 (Symbol_expression::value): Likewise.
6470 (Dot_expression::value): Likewise.
6471 (BINARY_EXPRESSION): Likewise.
6472 (Max_expression::value): Likewise.
6473 (Min_expression::value): Likewise.
6474 (Absolute_expression::value): Likewise.
6475 (Addr_expression::value_from_output_section): Likewise.
6476 (Loaddddr_expression::value_from_output_section): Likewise.
6477 (Segment_start_expression::value): Likewise.
6478 * script-sections.cc
6479 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6481 (Sections_elememt_dot_assignment::set_section_addresses):
6483 (Output_data_expression::do_write_to_buffer): Likewise.
6484 (Output_section_definition::finalize_symbols): Likewise.
6485 (Output_section_definition::set_section_addresses): Likewise.
6487 2010-09-30 Doug Kwan <dougkwan@google.com>
6489 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6491 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6493 * target.h (Target::can_icf_inline_merge_sections): New virtual
6495 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6497 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6499 * icf.cc (get_section_contents): Inline merge sections only when
6502 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6504 * configure: Regenerate.
6506 2010-09-17 Ian Lance Taylor <iant@google.com>
6508 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6509 * testsuite/Makefile.am (memory_test.o): New target.
6510 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6512 * testsuite/Makefile.in: Rebuild.
6514 2010-09-17 Doug Kwan <dougkwan@google.com>
6516 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6517 defintion if relocation uses GOT entries of the symbol.
6518 * testsuite/icf_safe_test.sh: Fix test.
6519 * testsuite/icf_safe_so_test.sh: Fix test.
6521 2010-09-16 Cary Coutant <ccoutant@google.com>
6523 * script_sections.cc (class Memory_region): Remove "NULL" from
6524 vector initializations.
6526 2010-09-15 Cary Coutant <ccoutant@google.com>
6528 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6529 Resolve forwarding symbols.
6531 2010-09-15 Doug Kwan <dougkwan@google.com>
6533 * gold/testsuite/script_test_3.t: Add ARM special sections.
6534 * gold/testsuite/script_test_4.t: Same.
6535 * gold/testsuite/script_test_5.t: Same.
6536 * gold/testsuite/script_test_6.t: Same.
6537 * gold/testsuite/script_test_7.t: Same.
6538 * gold/testsuite/script_test_7.t: Same.
6539 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6541 2010-09-14 Cary Coutant <ccoutant@google.com>
6543 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6544 (Target_x86_64::Relocate::relocate_tls): Replace check for
6545 saw_tls_block_reloc_ with test for executable section.
6547 2010-09-12 Cary Coutant <ccoutant@google.com>
6549 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6550 position-independent executables to shared libraries need dynamic
6552 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6553 position-independent executables.
6554 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6555 * testsuite/Makefile.in: Regenerate.
6557 2010-09-10 Nick Clifton <nickc@redhat.com>
6560 * testsuite/memory_test.t: Discard any sections that are not
6563 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6566 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6567 "This::" to work around a bug in gcc 4.2.
6569 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6571 2010-09-09 Rafael Espindola <espindola@google.com>
6573 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6574 sections with different PF_X flags in the same segment.
6575 (Layout::find_first_load_seg): Search all segments to find the first
6577 * options.h (rosegment): New.
6579 2010-09-08 Rafael Espindola <espindola@google.com>
6581 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6583 2010-09-08 Doug Kwan <dougkwan@google.com>
6585 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6586 (Arm_relobj::do_relocate_sections): Add new parameter for output
6587 file to match the parent.
6588 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6589 of local symbols instead of input values. Update code to track
6590 changes in gold::relocate_section.
6591 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6592 (Sized_relobj::compute_final_local_value_internal): New methods.
6593 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6594 body into private version of Sized_relobj::compute_final_local_value.
6595 Call the inline method.
6596 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6597 merged symbol value if there is one.
6598 (Symbol_value::has_output_value): New method defintiion.
6599 (Sized_relobj::Compute_final_local_value_status): New enum type.
6600 (Sized_relobj::compute_final_local_value): New methods.
6601 (Sized_relobj::compute_final_local_value_internal): New methods.
6602 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6603 and arm_cortex_a8.sh.
6604 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6605 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6607 * Makefile.in: Regenerate.
6608 * testsuite/arm_bl_out_of_range.s: Update test.
6609 * testsuite/thumb_bl_out_of_range.s: Ditto.
6610 * testsuite/thumb_blx_out_of_range.s: Ditto.
6611 * testsuite/arm_branch_out_of_range.sh: New file.
6612 * testsuite/arm_cortex_a8.sh: Ditto.
6613 * testsuite/arm_cortex_a8_b.s: Ditto.
6614 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6615 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6616 * testsuite/arm_cortex_a8_bl.s: Ditto.
6617 * testsuite/arm_cortex_a8_blx.s: Ditto.
6618 * testsuite/arm_cortex_a8_local.s: Ditto.
6619 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6620 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6622 2010-09-08 Rafael Espindola <espindola@google.com>
6624 * Makefile.am (memory_test.stdout): Run readelf with -W.
6625 * Makefile.in: Regenerate.
6626 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6629 2010-09-08 Rafael Espindola <espindola@google.com>
6631 * script-sections.cc (Script_sections::add_memory_region): Convert
6632 field precision to int.
6633 * script.cc (script_set_section_region, script_set_section_region):
6634 Convert field precision to int.
6636 2010-09-08 Rafael Espindola <espindola@google.com>
6638 * arm.cc (do_finalize_sections): Create the __exidx_start and
6639 __exdix_end symbols even when the section is missing.
6641 2010-09-08 Nick Clifton <nickc@redhat.com>
6643 * README: Remove claim that MEMORY is not supported.
6644 * expression.cc (script_exp_function_origin)
6645 (script_exp_function_length): Move from here to ...
6646 * script.cc: ... here.
6647 (script_set_section_region, script_add_memory)
6648 (script_parse_memory_attr, script_include_directive): New
6650 * script-sections.cc
6651 (class Memory_region): New class.
6652 (class Output_section_definition): Add set_memory_region,
6653 set_section_vma, set_section_lma and get_section_name methods.
6654 (class Script_Sections): Add add_memory_region,
6655 find_memory_region, find_memory_region_origin,
6656 find_memory_region_length and set_memory_region methods.
6657 Have set_section_addresses method walk the list of set memory
6659 Extend the print methos to display memory regions.
6660 * script-sections.h: Add prototypes for new methods.
6661 Add enum for MEMORY region attributes.
6662 * yyscript.y: Add support for parsing MEMORY regions.
6663 * script-c.h: Add prototypes for new functions.
6664 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6665 * testsuite/Makefile.in: Regenerate.
6666 * testsuite/memory_test.sh: New script.
6667 * testsuite/memory_test.s: New assembler source file.
6668 * testsuite/memory_test.t: New linker script.
6670 2010-08-27 Doug Kwan <dougkwan@google.com>
6672 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6673 reference override an existing dynamic weak reference.
6674 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6675 * testsuite/Makefile.in: Regenerate.
6676 * testsuite/dyn_weak_ref.sh: New file.
6677 * testsuite/dyn_weak_ref_1.c: Ditto.
6678 * testsuite/dyn_weak_ref_2.c: Ditto.
6680 2010-08-27 Ian Lance Taylor <iant@google.com>
6682 * incremental.h (class Incremental_input_entry): Add virtual
6685 2010-08-27 Ian Lance Taylor <iant@google.com>
6687 * testsuite/start_lib_test_3.c: Mark t3 as used.
6689 2010-08-27 Nick Clifton <nickc@redhat.com>
6691 * options.cc (version_script): Fix small typo in previous
6694 2010-08-25 Nick Clifton <nickc@redhat.com>
6696 * archive.cc: Formatting fixes: Remove whitespace between
6697 typename and following asterisk. Remove whitespace between
6698 function name and opening parenthesis.
6699 * archive.h: Likewise.
6701 * attributes.cc: Likewise.
6702 * attributes.h: Likewise.
6703 * common.cc: Likewise.
6704 * copy-relocs.cc: Likewise.
6705 * dirsearch.h: Likewise.
6706 * dynobj.cc: Likewise.
6707 * ehframe.cc: Likewise.
6708 * ehframe.h: Likewise.
6709 * expression.cc: Likewise.
6710 * fileread.cc: Likewise.
6711 * fileread.h: Likewise.
6713 * gold-threads.cc: Likewise.
6714 * gold.cc: Likewise.
6715 * i386.cc: Likewise.
6717 * incremental-dump.cc: Likewise.
6718 * incremental.cc: Likewise.
6719 * layout.cc: Likewise.
6720 * layout.h: Likewise.
6721 * main.cc: Likewise.
6722 * merge.cc: Likewise.
6723 * merge.h: Likewise.
6724 * object.cc: Likewise.
6725 * object.h: Likewise.
6726 * options.cc: Likewise.
6727 * options.h: Likewise.
6728 * output.cc: Likewise.
6729 * output.h: Likewise.
6730 * plugin.cc: Likewise.
6731 * plugin.h: Likewise.
6732 * powerpc.cc: Likewise.
6733 * reloc.cc: Likewise.
6734 * script-c.h: Likewise.
6735 * script-sections.cc: Likewise.
6736 * script.cc: Likewise.
6737 * stringpool.cc: Likewise.
6738 * symtab.cc: Likewise.
6739 * symtab.h: Likewise.
6740 * target.cc: Likewise.
6741 * timer.cc: Likewise.
6742 * timer.h: Likewise.
6743 * version.cc: Likewise.
6744 * x86_64.cc: Likewise.
6746 2010-08-24 Nick Clifton <nickc@redhat.com>
6749 * layout.cc (segment_precedes): Sort segments by their physical
6750 addresses, if they have been set.
6752 2010-08-23 Cary Coutant <ccoutant@google.com>
6754 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6756 (Lib_group::include_member): Unlock object after deleting its
6758 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6761 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6762 Cary Coutant <ccoutant@google.com>
6764 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6765 constructor, and set_blocker.
6766 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6768 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6769 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6770 * testsuite/Makefile.am (start_lib_test): New test case.
6771 * testsuite/Makefile.in: Regenerate.
6772 * testsuite/start_lib_test_main.c: New file.
6773 * testsuite/start_lib_test_1.c: New file.
6774 * testsuite/start_lib_test_2.c: New file.
6775 * testsuite/start_lib_test_3.c: New file.
6777 2010-08-19 Ian Lance Taylor <iant@google.com>
6779 * Makefile.in: Rebuild with automake 1.11.1.
6780 * aclocal.m4: Likewise.
6781 * testsuite/Makefile.in: Likewise.
6783 2010-08-19 Ian Lance Taylor <iant@google.com>
6786 * i386.cc (class Output_data_plt_i386): Update declarations.
6787 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6788 local_ifuncs_ fields.
6789 (Target_i386::do_plt_section_for_global): New function.
6790 (Target_i386::do_plt_section_for_local): New function.
6791 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6792 parameter; change all callers. Initialize global_ifuncs_ and
6793 local_ifuncs_. If doing a static link define __rel_iplt_start and
6795 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6796 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6797 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6799 (Target_i386::make_plt_section): New function, broken out of
6800 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6801 (Target_i386::make_plt_entry): Call make_plt_section.
6802 (Target_i386::make_local_ifunc_plt_entry): New function.
6803 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6804 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6805 R_386_IRELATIVE to switch.
6806 (Target_i386::Scan::global): Likewise.
6807 (Target_i386::Relocate::relocate): Likewise.
6808 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6810 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6811 (Target_x86_64::do_plt_section_for_global): New function.
6812 (Target_x86_64::do_plt_section_for_local): New function.
6813 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6814 parameter; change all callers. If doing a static link define
6815 __rela_iplt_start and __rela_iplt_end.
6816 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6817 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6818 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6820 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6821 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6823 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6824 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6825 R_X86_64_IRELATIVE to switch.
6826 (Target_x86_64::Scan::global): Likewise.
6827 (Target_x86_64::Relocate::relocate): Likewise.
6828 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6830 * target.h (class Target): Add plt_section_for_global and
6831 plt_section_for_local functions. Add do_plt_section_for_global
6832 and do_plt_section_for_local virtual functions.
6833 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6834 clarifying comments.
6835 (Symbol::use_plt_offset): Handle IFUNC symbol.
6836 * object.cc (Sized_relobj::Sized_relobj): Initialize
6838 (Sized_relobj::local_has_plt_offset): New function.
6839 (Sized_relobj::local_plt_offset): New function.
6840 (Sized_relobj::set_local_plt_offset): New function.
6841 (Sized_relobj::do_count): Handle IFUNC symbol.
6842 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6843 a bit away from input_shndx_ field. Add set_is_func_symbol and
6844 is_ifunc_symbol functions.
6845 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6846 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6847 local_plt_offsets_ field.
6848 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6849 * output.h (class Output_section_data): Add non-const
6850 output_section function.
6851 (class Output_data_got): Update declarations.
6852 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6853 Add use_plt_offset parameter to global and local constructors.
6854 Change all callers. Change local_sym_index_ field to 31 bits.
6855 Change GSYM_CODE and CONSTANT_CODE accordingly.
6856 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6857 doing a static link don't set sh_link field.
6858 (Output_data_got::Got_entry::write): Use PLT offset if
6860 (Output_data_got::add_global_plt): New function.
6861 (Output_data_got::add_local_plt): New function.
6862 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6863 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6864 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6865 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6866 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6868 * testsuite/ifunc-sel.h: New file.
6869 * testsuite/ifuncmain1.c: New file.
6870 * testsuite/ifuncmain1vis.c: New file.
6871 * testsuite/ifuncmod1.c: New file.
6872 * testsuite/ifuncdep2.c: New file.
6873 * testsuite/ifuncmain2.c: New file.
6874 * testsuite/ifuncmain3.c: New file.
6875 * testsuite/ifuncmod3.c: New file.
6876 * testsuite/ifuncmain4.c: New file.
6877 * testsuite/ifuncmain5.c: New file.
6878 * testsuite/ifuncmod5.c: New file.
6879 * testsuite/ifuncmain6pie.c: New file.
6880 * testsuite/ifuncmod6.c: New file.
6881 * testsuite/ifuncmain7.c: New file.
6882 * configure, testsuite/Makefile.in: Rebuild.
6884 2010-08-18 Ian Lance Taylor <iant@google.com>
6887 (Output_section_incremental_inputs::write_input_files): Add cast
6888 to avoid signed/unsigned comparison warning.
6889 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6891 2010-08-12 Cary Coutant <ccoutant@google.com>
6893 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6895 2010-08-13 Ian Lance Taylor <iant@google.com>
6897 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6899 2010-08-12 Cary Coutant <ccoutant@google.com>
6900 Doug Kwan <dougkwan@google.com>
6902 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6903 defintion overrides non-weak undef, remember that the original undef
6905 * symtab.cc (Symbol_table::sized_write_global): For undef without
6906 an original weak binding, set binding to global in output.
6907 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6908 * testsuite/Makefile.in: Regenerate.
6909 * testsuite/strong_ref_weak_def.sh: New file.
6910 * testsuite/strong_ref_weak_def_1.c: Ditto.
6911 * testsuite/strong_ref_weak_def_2.c: Ditto.
6913 2010-08-12 Cary Coutant <ccoutant@google.com>
6915 * testsuite/incremental_test.sh: Rewrite.
6916 * testsuite/incremental_test_1.c: Rewrite.
6917 * testsuite/incremental_test_2.c: Rewrite.
6919 2010-08-12 Cary Coutant <ccoutant@google.com>
6921 * arm.cc (Target_arm::got_size): Add const.
6922 (Target_arm::got_entry_count): New function.
6923 (Target_arm::plt_entry_count): New function.
6924 (Target_arm::first_plt_entry_offset): New function.
6925 (Target_arm::plt_entry_size): New function.
6926 (Output_data_plt_arm::entry_count): New function.
6927 (Output_data_plt_arm::first_plt_entry_offset): New function.
6928 (Output_data_plt_arm::get_plt_entry_size): New function.
6929 * i386.cc (Target_i386::got_size): Add const.
6930 (Target_i386::got_entry_count): New function.
6931 (Target_i386::plt_entry_count): New function.
6932 (Target_i386::first_plt_entry_offset): New function.
6933 (Target_i386::plt_entry_size): New function.
6934 (Output_data_plt_i386::entry_count): New function.
6935 (Output_data_plt_i386::first_plt_entry_offset): New function.
6936 (Output_data_plt_i386::get_plt_entry_size): New function.
6937 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6938 find_incremental_inputs_sections. Dump incremental_got_plt section.
6939 * incremental.cc: Include target.h.
6940 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6941 parameter. Adjust all callers. Find incremental_got_plt section.
6942 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6944 (Output_section_incremental_inputs::set_final_data_size): Calculate
6945 size of incremental_got_plt section.
6946 (Output_section_incremental_inputs::do_write): Write the
6947 incremental_got_plt section.
6948 (Got_plt_view_info): New struct.
6949 (Local_got_offset_visitor): New class.
6950 (Global_got_offset_visitor): New class.
6951 (Global_symbol_visitor_got_plt): New class.
6952 (Output_section_incremental_inputs::write_got_plt): New function.
6953 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6954 Add parameter. Adjust all callers.
6955 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6956 (Incremental_inputs::got_plt_section): New function.
6957 (Incremental_inputs::got_plt_section_): New data member.
6958 (Incremental_got_plt_reader): New class.
6959 * layout.cc (Layout::create_incremental_info_sections): Add the
6960 incremental_got_plt section.
6961 * object.h (Got_offset_list::get_list): New function.
6962 (Got offset_list::for_all_got_offsets): New function.
6963 (Sized_relobj::local_got_offset_list): New function.
6964 * powerpc.cc (Target_powerpc::got_size): Add const.
6965 (Target_powerpc::got_entry_count): New function.
6966 (Target_powerpc::plt_entry_count): New function.
6967 (Target_powerpc::first_plt_entry_offset): New function.
6968 (Target_powerpc::plt_entry_size): New function.
6969 (Output_data_plt_powerpc::entry_count): New function.
6970 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6971 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6972 * sparc.cc (Target_sparc::got_size): Add const.
6973 (Target_sparc::got_entry_count): New function.
6974 (Target_sparc::plt_entry_count): New function.
6975 (Target_sparc::first_plt_entry_offset): New function.
6976 (Target_sparc::plt_entry_size): New function.
6977 (Output_data_plt_sparc::entry_count): New function.
6978 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6979 (Output_data_plt_sparc::get_plt_entry_size): New function.
6980 * symtab.h (Symbol::got_offset_list): New function.
6981 (Symbol_table::for_all_symbols): New function.
6982 * target.h (Sized_target::got_entry_count): New function.
6983 (Sized_target::plt_entry_count): New function.
6984 (Sized_target::plt_entry_size): New function.
6985 * x86_64.cc (Target_x86_64::got_size): Add const.
6986 (Target_x86_64::got_entry_count): New function.
6987 (Target_x86_64::plt_entry_count): New function.
6988 (Target_x86_64::first_plt_entry_offset): New function.
6989 (Target_x86_64::plt_entry_size): New function.
6990 (Output_data_plt_x86_64::entry_count): New function.
6991 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6992 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6994 2010-08-12 Cary Coutant <ccoutant@google.com>
6996 * archive.cc: Include incremental.h.
6997 (Archive::Archive): Initialize incremental_info_.
6998 (Archive::include_member): Record archive members in incremental info.
6999 (Add_archive_symbols::run): Record begin and end of an archive in
7001 (Lib_group::include_member): Record objects in incremental info.
7002 * archive.h (Incremental_archive_entry): Forward declaration.
7003 (Archive::set_incremental_info): New member function.
7004 (Archive::incremental_info): New member function.
7005 (Archive::Unused_symbol_iterator): New class.
7006 (Archive::unused_symbols_begin): New member function.
7007 (Archive::unused_symbols_end): New member function.
7008 (Archive::incremental_info_): New data member.
7009 * incremental-dump.cc (find_input_containing_global): New function.
7010 (dump_incremental_inputs): Dump new incremental info sections.
7011 * incremental.cc: Include symtab.h.
7012 (Output_section_incremental_inputs): New class.
7013 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7014 new incremental info sections.
7015 (Sized_incremental_binary::do_check_inputs): Likewise.
7016 (Incremental_inputs::report_archive): Remove.
7017 (Incremental_inputs::report_archive_begin): New function.
7018 (Incremental_inputs::report_archive_end): New function.
7019 (Incremental_inputs::report_object): New function.
7020 (Incremental_inputs::finalize_inputs): Remove.
7021 (Incremental_inputs::report_input_section): New function.
7022 (Incremental_inputs::report_script): Rewrite.
7023 (Incremental_inputs::finalize): Do nothing but finalize string table.
7024 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7025 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7026 (Incremental_inputs::create_data_sections): New function.
7027 (Incremental_inputs::relocs_entsize): New function.
7028 (Output_section_incremental_inputs::set_final_data_size): New function.
7029 (Output_section_incremental_inputs::do_write): New function.
7030 (Output_section_incremental_inputs::write_header): New function.
7031 (Output_section_incremental_inputs::write_input_files): New function.
7032 (Output_section_incremental_inputs::write_info_blocks): New function.
7033 (Output_section_incremental_inputs::write_symtab): New function.
7034 * incremental.h (Incremental_script_entry): Forward declaration.
7035 (Incremental_object_entry): Forward declaration.
7036 (Incremental_archive_entry): Forward declaration.
7037 (Incremental_inputs): Forward declaration.
7038 (Incremental_inputs_header_data): Remove.
7039 (Incremental_inputs_header): Remove.
7040 (Incremental_inputs_header_write): Remove.
7041 (Incremental_inputs_entry_data): Remove.
7042 (Incremental_inputs_entry): Remove.
7043 (Incremental_inputs_entry_write): Remove.
7044 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7045 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7046 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7047 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7049 (Incremental_input_entry): New class.
7050 (Incremental_script_entry): New class.
7051 (Incremental_object_entry): New class.
7052 (Incremental_archive_entry): New class.
7053 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7054 (Incremental_inputs::report_inputs): Remove.
7055 (Incremental_inputs::report_archive): Remove.
7056 (Incremental_inputs::report_archive_begin): New function.
7057 (Incremental_inputs::report_archive_end): New function.
7058 (Incremental_inputs::report_object): Change prototype.
7059 (Incremental_inputs::report_input_section): New function.
7060 (Incremental_inputs::report_script): Change prototype.
7061 (Incremental_inputs::get_reloc_count): New function.
7062 (Incremental_inputs::set_reloc_count): New function.
7063 (Incremental_inputs::create_data_sections): New function.
7064 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7065 (Incremental_inputs::inputs_section): New function.
7066 (Incremental_inputs::symtab_section): New function.
7067 (Incremental_inputs::relocs_section): New function.
7068 (Incremental_inputs::get_stringpool): Add const.
7069 (Incremental_inputs::command_line): Add const.
7070 (Incremental_inputs::inputs): Remove.
7071 (Incremental_inputs::command_line_key): New function.
7072 (Incremental_inputs::input_file_count): New function.
7073 (Incremental_inputs::input_files): New function.
7074 (Incremental_inputs::relocs_entsize): New function.
7075 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7076 (Incremental_inputs::finalize_inputs): Remove.
7077 (Incremental_inputs::Input_info): Remove.
7078 (Incremental_inputs::lock_): Remove.
7079 (Incremental_inputs::inputs_): Change type.
7080 (Incremental_inputs::inputs_map_): Remove.
7081 (Incremental_inputs::current_object_entry_): New data member.
7082 (Incremental_inputs::inputs_section_): New data member.
7083 (Incremental_inputs::symtab_section_): New data member.
7084 (Incremental_inputs::relocs_section_): New data member.
7085 (Incremental_inputs::reloc_count_): New data member.
7086 (Incremental_inputs_reader): New class.
7087 (Incremental_symtab_reader): New class.
7088 (Incremental_relocs_reader): New class.
7089 * layout.cc (Layout::finalize): Move finalization of incremental info
7090 and creation of incremental info sections to follow finalization of
7091 symbol table. Set offsets for postprocessing sections.
7092 (Layout::create_incremental_info_sections): Call
7093 Incremental_inputs::create_data_sections. Add incremental symtab
7094 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7095 sections to layout after input sections.
7096 * layout.h (struct Timespec): Forward declaration.
7097 (Layout::incremental_inputs): Add const.
7098 (Layout::create_incremental_info_sections): Add parameter.
7099 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7100 * object.cc: Include incremental.h.
7101 (Relobj::finalize_incremental_relocs): New function.
7102 (Sized_relobj::do_layout): Record input sections in incremental info.
7103 * object.h (Object::output_section): New function.
7104 (Object::output_section_offset): Moved from Relobj.
7105 (Object::get_incremental_reloc_base): New function.
7106 (Object::get_incremental_reloc_count): New function.
7107 (Object::do_output_section): New function.
7108 (Object::do_output_section_offset): Moved from Relobj.
7109 (Object::do_get_incremental_reloc_base): New function.
7110 (Object::do_get_incremental_reloc_count): New function.
7111 (Object::Object): Initialize new data members.
7112 (Relobj::output_section): Renamed do_output_section and moved to
7114 (Relobj::output_section_offset): Moved to Object.
7115 (Relobj::do_get_incremental_reloc_base): New function.
7116 (Relobj::do_get_incremental_reloc_count): New function.
7117 (Relobj::allocate_incremental_reloc_counts): New function.
7118 (Relobj::count_incremental_reloc): New function.
7119 (Relobj::finalize_incremental_relocs): New function.
7120 (Relobj::next_incremental_reloc_index): New function.
7121 (Relobj::reloc_counts_): New data member.
7122 (Relobj::reloc_bases_): New data member.
7123 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7124 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7125 (Sized_relobj::incremental_relocs_scan): New function.
7126 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7127 (Sized_relobj::incremental_relocs_write): New function.
7128 (Sized_relobj::incremental_relocs_write_reltype): New function.
7129 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7131 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7132 archives and object files elsewhere.
7133 (Add_symbols::run): Report object files here.
7134 (Finish_group::run): Report end of archive at end of group.
7135 * reloc.cc: Include layout.h, incremental.h.
7136 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7137 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7138 (Sized_relobj::incremental_relocs_scan): New function.
7139 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7140 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7141 (Sized_relobj::incremental_relocs_write): New function.
7142 (Sized_relobj::incremental_relocs_write_reltype): New function.
7143 * script.cc (read_input_script): Rewrite test for incremental link.
7144 Change call to Incremental_inputs::report_script.
7145 * symtab.h (Symbol_table::first_global_index): New function.
7146 (Symbol_table::output_count): New function.
7148 2010-08-12 Doug Kwan <dougkwan@google.com>
7150 * arm.cc (Target_arm::merge_object_attributes): Check command line
7151 options --no-wchar-size-warning and --no-enum-size-warning.
7152 * options.h (General_options): Add ld-compatible options
7153 --no-enum-size-warning and --no-wchar-size-warning.
7155 2010-08-04 Ian Lance Taylor <iant@google.com>
7157 * x86_64.cc (Target_x86_64::Scan::local): Use
7158 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7159 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7160 (Target_x86_64::Scan::global): Likewise.
7161 (Target_x86_64::Relocate::relocate): Likewise.
7162 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7165 2010-08-03 Cary Coutant <ccoutant@google.com>
7167 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7168 to reserve space in merged_strings vector. Keep total input size
7170 (Output_merge_string::do_print_merge_stats): Print total input size.
7171 * merge.h (Output_merge_string): Add input_size_ field.
7172 * stringpool.cc (Stringpool_template::string_length): Move
7173 implementations out of Stringpool_template class and place in
7175 * stringpool.h (string_length): Move out of Stringpool_template.
7177 2010-08-03 Ian Lance Taylor <iant@google.com>
7180 * layout.cc (relaxation_loop_body): If address of load segment is
7181 set, adjust address to include headers if possible.
7183 2010-08-03 Ian Lance Taylor <iant@google.com>
7185 * version.cc (version_string): Bump to 1.10.
7187 2010-08-03 Ian Lance Taylor <iant@google.com>
7190 * layout.h (enum Output_section_order): Define.
7191 (class Layout): Update declarations.
7192 * layout.cc (Layout::get_output_section): Add order parameter.
7193 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7194 is_first_non_relro parameters. Change all callers.
7195 (Layout::choose_output_section): Likewise.
7196 (Layout::add_output_section_data): Likewise.
7197 (Layout::make_output_section): Likewise. Set order.
7198 (Layout::default_section_order): New function.
7199 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7200 * output.cc (Output_section::Output_section): Initialize order_.
7201 Don't initialize deleted fields.
7202 (Output_segment::Output_segment): Don't initialize deleted
7204 (Output_segment::add_output_section_to_load): New function
7205 replacing add_output_section. Change all callers to call this or
7206 add_output_section_to_nonload.
7207 (Output_segment::add_output_section_to_nonload): New function.
7208 (Output_segment::remove_output_section): Rewrite.
7209 (Output_segment::add_initial_output_data): Likewise.
7210 (Output_segment::has_any_data_sections): Likewise.
7211 (Output_segment::is_first_section_relro): Likewise.
7212 (Output_segment::maximum_alignment): Likewise.
7213 (Output_segment::has_dynamic_reloc): New function replacing
7214 dynamic_reloc_count. Change all callers.
7215 (Output_segment::has_dynamic_reloc_list): New function replacing
7216 dynamic_reloc_count_list. Change all callers.
7217 (Output_segment::set_section_addresses): Rewrite.
7218 (Output_segment::set_offset): Rewrite.
7219 (Output_segment::find_first_and_last_list): Remove.
7220 (Output_segment::set_tls_offsets): Rewrite.
7221 (Output_segment::first_section_load_address): Likewise.
7222 (Output_segment::output_section_count): Likewise.
7223 (Output_segment::section_with_lowest_load_address): Likewise.
7224 (Output_segment::write_section_headers): Likewise.
7225 (Output_segment::print_sections_to_map): Likewise.
7226 * output.h (class Output_data): Remove dynamic_reloc_count_
7227 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7228 (Output_data::add_dynamic_reloc): Rewrite.
7229 (Output_data::has_dynamic_reloc): New function.
7230 (Output_data::dynamic_reloc_count): Remove.
7231 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7232 is_last_relro_, is_first_non_relro_, is_interp_,
7233 is_dynamic_linker_section_ fields. Add order and set_order
7234 functions. Remove is_relro_local, set_is_relro_local,
7235 is_last_relro, set_is_last_relro, is_first_non_relro,
7236 set_is_first_non_relro functions, is_interp, set_is_interp,
7237 is_dynamic_linker_section, and set_is_dynamic_linker_section
7239 (class Output_segment): Change Output_data_list from std::list to
7240 std:;vector. Add output_lists_ field. Remove output_data_ and
7241 output_bss_ fields. Update declarations.
7243 2010-08-02 Ian Lance Taylor <iant@google.com>
7245 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7246 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7247 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7249 2010-08-02 Ian Lance Taylor <iant@google.com>
7252 * script.cc (Script_options::Script_options): Initialize
7253 symbol_definitions_ and symbol_references_.
7254 (Script_options::add_symbol_assignment): Update
7255 symbol_definitions_ and symbol_references_.
7256 (Script_options::add_symbol_reference): New function.
7257 (script_symbol): New function.
7258 * script.h (class Script_options): Add symbol_definitions_ and
7259 symbol_references_ fields.
7260 (Script_options::referenced_const_iterator): New type.
7261 (Script_options::referenced_begin): New function.
7262 (Script_options::referenced_end): New function.
7263 (Script_options::is_referenced): New function.
7264 (Script_options::any_unreferenced): New function.
7265 * script-c.h (script_symbol): Declare.
7266 * yyscript.y (exp): Call script_symbol.
7267 * symtab.cc: Include "script.h".
7268 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7269 Change all callers. Check symbols referenced by scripts.
7270 (Symbol_table::add_undefined_symbols_from_command_line): Add
7271 layout parameter. Change all callers.
7272 (Symbol_table::do_add_undefined_symbols_from_command_line):
7273 Likewise. Break out loop body. Check symbols referenced by
7275 (Symbol_table::add_undefined_symbol_from_command_line): New
7276 function broken out of
7277 do_add_undefined_symbols_from_command_line.
7278 * symtab.h (class Symbol_table): Update declarations.
7279 * archive.cc: Include "layout.h".
7280 (Archive::should_include_member): Add layout parameter. Change
7281 all callers. Check for symbol mentioned in expression.
7282 * archive.h (class Archive): Update declaration.
7283 * object.cc (Sized_relobj::do_should_include_member): Add layout
7285 * object.h (Object::should_include_member): Add layout parameter.
7287 (Object::do_should_include_member): Add layout parameter.
7288 (class Sized_relobj): Update declaration.
7289 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7291 * dynobj.h (class Sized_dynobj): Update declaration.
7292 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7294 * plugin.h (class Sized_pluginobj): Update declaration.
7296 2010-08-02 Ian Lance Taylor <iant@google.com>
7299 * output.cc (Output_segment::set_offset): Search for the first and
7300 last sections rather than assuming that the list is in order.
7301 (Output_segment::find_first_and_last_list): New function.
7302 * output.h (class Output_segment): Update declarations.
7303 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7304 (relro_strip_test_SOURCES): New variable.
7305 (relro_strip_test_DEPENDENCIES): New variable.
7306 (relro_strip_test_LDFLAGS): New variable.
7307 (relro_strip_test_LDADD): New variable.
7308 (relro_strip_test.so): New target.
7310 2010-08-02 Ian Lance Taylor <iant@google.com>
7312 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7313 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7314 (Target_i386::got_tlsdesc_section): New function.
7315 (Target_i386::got_section): Create space for GOT entries for
7316 TLSDESC relocations.
7317 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7319 (Target_i386::Scan::global): Likewise.
7320 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7322 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7323 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7324 (Target_x86_64::got_tlsdesc_section): New function.
7325 (Target_x86_64::got_section): Create space for GOT entries for
7326 TLSDESC relocations.
7327 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7329 (Target_x86_64::Scan::global): Likewise.
7330 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7333 2010-08-02 Ian Lance Taylor <iant@google.com>
7335 * testsuite/final_layout.sh: Use dc to convert from hex to
7338 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7340 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7341 paramter to the call to gold::gc_process_relocs.
7342 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7343 paramter to the call to gold::gc_process_relocs.
7344 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7345 parameter to the call to gold::gc_process_relocs.
7346 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7347 template parameter to the call to gold::gc_process_relocs.
7348 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7349 paramter to the call to gold::gc_process_relocs.
7350 * gc.h (get_embedded_addend_size): New function.
7351 (gc_process_relocs): Save the size of the reloc for use by ICF.
7352 * icf.cc (get_section_contents): Get the addend from the text section
7353 for SHT_REL relocation sections.
7354 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7355 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7356 * int_encoding.h (read_from_pointer): New overloaded function.
7357 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7358 * testsuite/icf_sht_rel_addend_test.sh: New file.
7359 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7360 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7362 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7364 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7365 * Makefile.in: Regenerate.
7366 * testsuite/Makefile.in: Regenerate.
7368 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7370 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7371 * gold/testsuite/debug_msg.cc: Likewise.
7372 * gold/testsuite/odr_violation1.cc
7373 * gold/testsuite/odr_violation2.cc
7375 2010-07-21 Cary Coutant <ccoutant@google.com>
7377 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7378 string, and length fields.
7379 (Output_merge_string::Merged_strings_list): New type.
7380 (Output_merge_string::Merged_strings_lists): New typedef.
7381 (Output_merge_string): Replace merged_strings_ with
7382 merged_strings_lists_.
7383 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7384 Merged_strings_list per input object and section. Don't store pointer
7385 to the string. Don't store length with each merged string entry.
7386 (Output_merge_string::finalize_merged_data): Loop over list of merged
7387 strings lists. Recompute length of each merged string.
7389 2010-07-15 Cary Coutant <ccoutant@google.com>
7391 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7394 2010-07-14 Ian Lance Taylor <iant@google.com>
7396 * descriptors.cc (Descriptors::open): Report correct name in error
7399 2010-07-13 Doug Kwan <dougkwan@google.com>
7401 * arm.cc (Arm_input_section::Arm_input_section): For a
7402 SHT_ARM_EXIDX section, always keeps the input sections.
7403 (Arm_input_section::set_exidx_section_link): New method.
7404 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7405 has_errors_ to false.
7406 (Arm_exidx_input_section::has_errors,
7407 Arm_exidx_input_section::set_has_errors): New methods.
7408 (Arm_exidx_input_section::has_errors_): New data member.
7409 (Arm_relobj::get_exidx_shndx_list): New method.
7410 (Arm_output_section::append_text_sections_to_list): Do not skip
7411 section without SHF_EXECINSTR.
7412 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7414 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7415 section header. Make error messages more verbose. Check for
7416 a non-executable section linked to an EXIDX section.
7417 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7418 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7419 check that there is no deferred EXIDX section if we exit early.
7420 Instead of not making an EXIDX section in case of an error, make one
7421 and set the has_errors flag of it.
7422 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7423 in a relocatable link.
7424 (Target_arm::do_relax): Look for the EXIDX output section instead of
7425 assuming that it is called .ARM.exidx.
7426 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7427 section list. Do not check for SHF_EXECINSTR section flags but
7428 skip any input section with errors.
7429 * output.cc (Output_section::Output_section): Initialize
7430 always_keeps_input_sections_ to false.
7431 (Output_section::add_input_section): Check for
7432 always_keeps_input_sections_.
7433 * output.h (Output_section::always_keeps_input_sections,
7434 Output_section::set_always_keeps_input_sections): New methods.
7435 (Output_section::always_keeps_input_sections): New data member.
7437 2010-07-13 Rafael Espindola <espindola@google.com>
7439 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7440 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7442 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7443 Ian Lance Taylor <iant@google.com>
7445 * output.h (Output_section_lookup_maps::add_merge_section):
7446 Correct check of whether value was inserted.
7447 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7448 (Output_section_lookup_maps::add_relaxed_input_section):
7450 * arm.cc (Target_arm::got_section): Remove used local os.
7451 * i386.cc (Target_i386::got_section): Likewise.
7452 * x86_64.cc (Target_x86_64::got_section): Likewise.
7453 * sparc.cc (Target_sparc::got_section): Likewise.
7454 (Target_sparc::relocate): Remove unused local have_got_offset.
7455 * powerpc.cc (Target_powerpc::relocate): Likewise.
7457 2010-07-13 Ian Lance Taylor <iant@google.com>
7459 * compressed_output.cc (zlib_decompress): Fix signature in
7462 * archive.cc (Archive::include_member): Unlock an external member
7463 of a thin archive. Don't bother to delete an object we know is
7466 2010-07-12 Cary Coutant <ccoutant@google.com>
7468 * compressed_output.cc (zlib_decompress): New function.
7469 (get_uncompressed_size): New function.
7470 (decompress_input_section): New function.
7471 * compressed_output.h (get_uncompressed_size): New function.
7472 (decompress_input_section): New function.
7473 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7474 Handle compressed debug sections.
7475 * layout.cc (is_compressed_debug_section): New function.
7476 (Layout::output_section_name): Map compressed section names to
7478 * layout.h (is_compressed_debug_section): New function.
7479 (is_debug_info_section): Recognize compressed debug sections.
7480 * merge.cc: Include compressed_output.h.
7481 (Output_merge_data::do_add_input_section): Handle compressed
7483 (Output_merge_string::do_add_input_section): Handle compressed
7485 * object.cc: Include compressed_output.h.
7486 (Sized_relobj::Sized_relobj): Initialize new data members.
7487 (build_compressed_section_map): New function.
7488 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7489 * object.h (Object::section_is_compressed): New method.
7490 (Object::do_section_is_compressed): New method.
7491 (Sized_relobj::Compressed_section_map): New type.
7492 (Sized_relobj::do_section_is_compressed): New method.
7493 (Sized_relobj::compressed_sections_): New data member.
7494 * output.cc (Output_section::add_input_section): Handle compressed
7496 * reloc.cc: Include compressed_output.h.
7497 (Sized_relobj::write_sections): Handle compressed debug sections.
7499 2010-07-08 Cary Coutant <ccoutant@google.com>
7501 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7502 weak when resolving to a dynamic def.
7503 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7504 for weak undef/dynamic def cases. Adjust callers.
7505 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7506 undef_binding_weak_.
7507 (Symbol_table::sized_write_globals): Adjust symbol binding.
7508 (Symbol_table::sized_write_symbol): Add binding parameter.
7509 * symtab.h (Symbol::set_undef_binding): New method.
7510 (Symbol::is_undef_binding_weak): New method.
7511 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7512 (Symbol_table::should_override): Add new parameter.
7513 (Symbol_table::sized_write_symbol): Add new parameter.
7515 * testsuite/weak_undef_file1.cc: Add new test case.
7516 * testsuite/weak_undef_file2.cc: Fix header comment.
7517 * testsuite/weak_undef_test.cc: Add new test case.
7519 2010-06-29 Doug Kwan <dougkwan@google.com>
7521 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7522 Initialize USE_SYMBOL_.
7523 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7525 (Arm_reloc_property::uses_symbol_): New data member declaration.
7526 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7527 uses symbol value and symbol is undefined but not weakly undefined.
7529 2010-06-28 Rafael Espindola <espindola@google.com>
7531 * plugin.cc (Plugin::load): Use dlerror.
7533 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7535 * symtab.cc (detect_odr_violations): When reporting an ODR
7536 violation, report an object where the symbol is defined.
7538 2010-06-25 Doug Kwan <dougkwan@google.com>
7540 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7541 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7543 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7544 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7545 target hook to detect function points.
7546 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7547 * icf.h (Icf::check_section_for_function_pointers): Change type of
7548 parameter SECTION_NAME to const reference to std::string. Use
7549 target hook to determine if section may have unsafe pointers.
7550 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7553 2010-06-21 Rafael Espindola <espindola@google.com>
7555 * fileread.cc (Input_file::find_fie): New
7556 (Input_file::open): Use Input_file::find_fie.
7557 * fileread.h (Input_file::find_fie): New
7558 * plugin.cc (set_extra_library_path): New.
7559 (Plugin::load): Add set_extra_library_path to the transfer vector.
7560 (Plugin_manager::set_extra_library_path): New.
7561 (Plugin_manager::add_input_file): Use the extra search path if set.
7562 (set_extra_library_path(): New.
7563 * plugin.h (Plugin_manager): Add set_extra_library_path and
7566 2010-06-19 Cary Coutant <ccoutant@google.com>
7568 * layout.cc (gdb_sections): Add .debug_types.
7569 (lines_only_debug_sections): Likewise.
7571 2010-06-18 Rafael Espindola <espindola@google.com>
7573 * plugin.cc (add_input_file,add_input_library)
7574 (Plugin_manager::add_input_file): Make filename arguments const.
7575 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7578 2010-06-16 Doug Kwan <dougkwan@google.com>
7580 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7581 .ARM.attributes section if we have not merged any input
7582 attributes sections.
7584 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7586 * arm.cc: Allow combining objects with no EABI version
7589 2010-06-15 Rafael Espindola <espindola@google.com>
7591 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7593 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7595 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7596 (struct iovec): Correct !HAVE_READV definition.
7598 2010-06-10 Cary Coutant <ccoutant@google.com>
7600 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7601 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7603 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7606 * symtab.h (Symbol::is_placeholder): New member function.
7607 * target-reloc.h (relocate_section): Check for placeholder symbols.
7609 * testsuite/Makefile.am (plugin_test_8): New test.
7610 (plugin_test_9): New test.
7611 * testsuite/Makefile.in: Regenerate.
7613 2010-06-09 Nick Clifton <nickc@redhat.com>
7615 * yyscript.y (input_list_element): Allow strings prefixed with
7616 the '-' character. Treat these as libraries.
7617 * script.cc (script_add_library): New function. Adds a library
7618 specified by "-l<name>" found in an input script.
7619 * script-c.h: Add prototype for script_add_library.
7621 2010-06-07 Doug Kwan <dougkwan@google.com>
7623 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7624 Restrict stub-group size to be within long conditional branch
7625 range when working around cortex-A8 erratum.
7627 2010-06-07 Damien Diederen <dd@crosstwine.com>
7629 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7632 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7636 (Output_section::Input_section_sort_entry::compare_section_ordering):
7637 Change to return non-zero correctly.
7638 (Output_section::Input_section_sort_section_order_index_compare
7639 ::operator()): Change to fix ambiguity in comparisons.
7641 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7643 * gold.h (is_wildcard_string): New function.
7644 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7645 (Layout::layout_eh_frame): Ditto.
7646 (Layout::find_section_order_index): New method.
7647 (Layout::read_layout_from_file): New method.
7648 * layout.h (Layout::find_section_order_index): New method.
7649 (Layout::read_layout_from_file): New method.
7650 (Layout::input_section_position_): New private member.
7651 (Layout::input_section_glob_): New private member.
7652 * main.cc (main): Call read_layout_from_file here.
7653 * options.h (--section-ordering-file): New option.
7654 * output.cc (Output_section::input_section_order_specified_): New
7656 (Output_section::Output_section): Initialize new member.
7657 (Output_section::add_input_section): Add new parameter.
7658 Keep input sections when --section-ordering-file is used.
7659 (Output_section::set_final_data_size): Sort input sections when
7660 section ordering file is specified.
7661 (Output_section::Input_section_sort_entry): Add new parameter.
7663 (Output_section::Input_section_sort_entry::compare_section_ordering):
7665 (Output_section::Input_section_sort_compare::operator()): Change to
7666 consider section_order_index.
7667 (Output_section::Input_section_sort_init_fini_compare::operator()):
7668 Change to consider section_order_index.
7669 (Output_section::Input_section_sort_section_order_index_compare
7670 ::operator()): New method.
7671 (Output_section::sort_attached_input_sections): Change to sort
7672 according to section order when specified.
7673 (Output_section::add_input_section<32, true>): Add new parameter.
7674 (Output_section::add_input_section<64, true>): Add new parameter.
7675 (Output_section::add_input_section<32, false>): Add new parameter.
7676 (Output_section::add_input_section<64, false>): Add new parameter.
7677 * output.h (Output_section::add_input_section): Add new parameter.
7678 (Output_section::input_section_order_specified): New
7680 (Output_section::set_input_section_order_specified): New method.
7681 (Input_section::Input_section): Initialize section_order_index_.
7682 (Input_section::section_order_index): New method.
7683 (Input_section::set_section_order_index): New method.
7684 (Input_section::section_order_index_): New member.
7685 (Input_section::Input_section_sort_section_order_index_compare): New
7687 (Output_section::input_section_order_specified_): New member.
7688 * script-sections.cc (is_wildcard_string): Delete and move modified
7690 (Output_section_element_input::Output_section_element_input): Modify
7691 call to is_wildcard_string.
7692 (Output_section_element_input::Input_section_pattern
7693 ::Input_section_pattern): Ditto.
7694 (Output_section_element_input::Output_section_element_input): Ditto.
7695 * testsuite/Makefile.am (final_layout): New test case.
7696 * testsuite/Makefile.in: Regenerate.
7697 * testsuite/final_layout.cc: New file.
7698 * testsuite/final_layout.sh: New file.
7700 2010-06-01 Rafael Espindola <espindola@google.com>
7702 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7704 2010-06-01 Rafael Espindola <espindola@google.com>
7706 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7707 visibility of symbols.
7709 2010-05-27 Doug Kwan <dougkwan@google.com>
7711 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7712 from start of output section instead of address for a local symbol
7713 in a merged or relaxed section when doing a relocatable link.
7715 2010-05-26 Rafael Espindola <espindola@google.com>
7718 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7719 adding sections the garbage collector removed.
7720 * gold/testsuite/Makefile.am: Add test.
7721 * gold/testsuite/Makefile.in: Regenerate.
7722 * gold/testsuite/plugin_test_7.sh: New.
7723 * gold/testsuite/plugin_test_7_1.c: New.
7724 * gold/testsuite/plugin_test_7_2.c: New.
7726 2010-05-26 Rafael Espindola <espindola@google.com>
7728 * script-sections.cc (Output_section_definition::set_section_addresses):
7729 Check for --section-start.
7731 2010-05-26 Doug Kwan <dougkwan@google.com>
7733 * arm.cc (Arm_scan_relocatable_relocs): New class.
7734 (Target_arm::relocate_special_relocatable): New method.
7735 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7736 (Arm_relocate_functions::thumb_branch_common): Same.
7737 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7738 instead of Default_scan_relocatable_relocs.
7739 * target-reloc.h (relocate_for_relocatable): Let target handle
7740 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7741 * target.h (Sized_target::relocate_special_relocatable): New method.
7743 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7745 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7747 2010-05-23 Doug Kwan <dougkwan@google.com>
7749 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7751 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7752 with a direct branch, not a conditional branch, to a stub.
7753 * merge.cc (Output_merge_base::record_input_section): New method
7755 (Output_merge_data::do_add_input_section): Record input section if
7756 keeps-input-sections flag is set.
7757 (Output_merge_string::do_add_input_section): Ditto.
7758 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7759 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7761 (Output_merge_base::keeps_input_sections,
7762 Output_merge_base::set_keeps_input_sections,
7763 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7765 (Output_merge_base::Input_sections): New type declaration.
7766 (Output_merge_base::input_sections_begin,
7767 Output_merge_base::input_sections_end,
7768 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7769 (Output_merge_base::bool keeps_input_sections_,
7770 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7771 Output_merge_base::input_sections_): New data members.
7772 (Output_merge_data::do_set_keeps_input_sections): New method
7774 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7775 * output.cc (Output_section::Input_section::relobj): Move method
7776 defintion from class declaration to here and handle merge sections.
7777 (Output_section::Input_section::shndx): Ditto.
7778 (Output_section::Output_section): Remove initializations of removed
7779 data members and initialize new data member LOOKUP_MAPS_.
7780 (Output_section::add_input_section): Set keeps-input-sections flag
7781 for a newly created merge output section as appropriate. Adjust code
7782 to use Output_section_lookup_maps class.
7783 (Output_section::add_relaxed_input_section): Adjst code for lookup
7784 maps code refactoring.
7785 (Output_section::add_merge_input_section): Add a new parameter
7786 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7787 class. If adding input section to a newly created merge output
7788 section fails, remove the new merge section.
7789 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7790 Adjust code for use of the Output_section_lookup_maps class.
7791 (Output_section::find_merge_section): Ditto.
7792 (Output_section::build_lookup_maps): New method defintion.
7793 (Output_section::find_relaxed_input_section): Adjust code to use
7794 Output_section_lookup_maps class.
7795 (Output_section::get_input_sections): Export merge sections. Adjust
7796 code to use Output_section_lookup_maps class.
7797 (Output_section:::add_script_input_section): Adjust code to use
7798 Output_section_lookup_maps class. Update lookup maps for merge
7800 (Output_section::discard_states): Use Output_section_lookup_maps.
7801 (Output_section::restore_states): Same.
7802 * output.h (Merge_section_properties): Move class defintion out of
7804 (Output_section_lookup_maps): New class.
7805 (Output_section::Input_section::is_merge_section): New method
7807 (Output_section::Input_section::relobj): Move defintion out of class
7808 defintion. Declare method only.
7809 (Output_section::Input_section::shndx): Ditto.
7810 (Output_section::Input_section::output_merge_base): New method defintion.
7811 (Output_section::Input_section::u2_.pomb): New union field.
7812 (Output_section::Merge_section_by_properties_map,
7813 Output_section::Output_section_data_by_input_section_map,
7814 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7816 (Output_section::add_merge_input_section): Add new parameter
7817 KEEPS_INPUT_SECTIONS.
7818 (Output_section::build_lookup_maps): New method declaration.
7819 (Output_section::merge_section_map_,
7820 Output_section::merge_section_by_properties_map_,
7821 Output_section::relaxed_input_section_map_,
7822 Output_section::is_relaxed_input_section_map_valid_): Remove data
7824 (Output_section::lookup_maps_): New data member.
7826 2010-05-21 Doug Kwan <dougkwan@google.com>
7829 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7830 avoid a compilation error.
7832 2010-05-19 Rafael Espindola <espindola@google.com>
7834 * script-sections.cc (Output_section_definition::allocate_to_segment):
7835 Update the phdrs_list even when the output section is NULL.
7836 * testsuite/Makefile.am: Add test.
7837 * testsuite/Makefile.in: Regenerate.
7838 * testsuite/script_test_9.cc: New.
7839 * testsuite/script_test_9.sh: New.
7840 * testsuite/script_test_9.t: New.
7842 2010-05-19 Doug Kwan <dougkwan@google.com>
7844 * arm.cc (Arm_input_section::original_size): New method.
7845 (Arm_input_section::do_addralign): Add a cast.
7846 (Arm_input_section::do_output_offset): Remove static cast.
7847 (Arm_input_section::original_addralign,
7848 Arm_input_section::original_size_): Change type to uint32_t.
7849 (Arm_input_section::init): Add safe casts for section alignment
7851 (Arm_input_section::set_final_data_size): Do not set address and
7852 offset of stub table.
7853 (Arm_output_section::fix_exidx_coverage): Change use of of
7854 Output_section::Simple_input_section to that of
7855 Output_section::Input_section.
7856 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7857 except for the first pass.
7858 * output.cc (Output_section::get_input_sections): Change type of
7859 input_sections to std::list<Input_section>.
7860 (Output_section::add_script_input_section): Rename from
7861 Output_section::add_simple_input_section. Change type of SIS
7862 parameter from Simple_input_section to Input_section.
7863 * output.h (Output_section::Simple_input_section): Remove class.
7864 (Output_section::Input_section): Change class visibility to public.
7865 (Output_section::Input_section::addralign): Use stored alignments
7866 for special input sections if set.
7867 (Output_section::Input_section::set_addralign): New method.
7868 (Output_section::get_input_sections): Change parameter type from
7869 list of Simple_input_section to list of Input_section.
7870 (Output_section::add_script_input_section): Rename from
7871 Output_section::add_simple_input_section. Change first parameter's
7872 type from Simple_input_section to Input_section and remove the
7873 second and third parameters.
7874 * script-sections.cc (Input_section::Input_section_list): Change
7875 type to list of Output_section::Input_section/
7876 (Input_section_info::Input_section_info): Change parameter type of
7877 INPUT_SECTION to Output_section::Input_section.
7878 (Input_section_info::input_section): Change return type.
7879 (Input_section_info::input_section_): Change type to
7880 Output_section::Input_section.
7881 (Output_section_element_input::set_section_addresses): Adjust code
7882 to use Output_section::Input_section instead of
7883 Output_section::Simple_input_section. Adjust code for renaming
7884 of Output_section::add_simple_input_section.
7885 (Orphan_output_section::set_section_addresses): Ditto.
7887 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7889 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7890 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7892 2010-05-18 Rafael Espindola <espindola@google.com>
7894 * options.cc (General_options::finalize): Handle -nostdlib.
7895 * options.h (nostdlib): New option.
7896 * script.cc (script_add_search_dir): Handle -nostdlib.
7898 2010-05-12 Doug Kwan <dougkwan@google.com>
7900 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7901 attributes section only if there no attributes section after merging.
7902 (Target_arm::merge_object_attributes): Move value of
7903 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7904 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7905 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7906 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7907 and arm_attr_merge_7.stdout.
7908 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7909 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7910 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7911 arm_attr_merge_7b.o): New rules.
7912 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7914 * testsuite/Makefile.in: Regenerate.
7915 * testsuite/arm_attr_merge.sh: New file.
7916 * testsuite/arm_attr_merge_[67][ab].s: Same.
7918 2010-05-05 Nick Clifton <nickc@redhat.com>
7920 * po/es.po: Updated Spanish translation.
7922 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7924 * Makefile.am (install-exec-local): Properly install gold as
7925 default cross linker.
7926 * Makefile.in: Regenerated.
7928 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7929 Nick Clifton <nickc@redhat.com>
7931 * configure.ac (install_as_default): Define and set to false
7932 unless --enable-gold or --enable-gold=both/gold has been
7934 * configure: Regenerate.
7936 * Makefile.am (install-exec-local): Install the executable as
7937 'ld.gold'. If install_as_default is true then also install it as
7939 * Makefile.in: Regenerated.
7941 2010-04-24 Ian Lance Taylor <iant@google.com>
7943 * layout.cc (Layout::layout_reloc): In relocatable link don't
7944 combine reloc sections for grouped sections.
7946 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7948 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7949 sections that are not ordinary to icf.
7950 * icf.cc (get_section_contents): Handle relocation pointing to section
7951 with no object or shndx information.
7952 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7953 * testsuite/Makefile.in: Regenerate.
7954 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7955 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7957 2010-04-22 Ian Lance Taylor <iant@google.com>
7959 * expression.cc (Expression::Expression_eval_info): Add
7960 result_alignment_pointer field.
7961 (Expression::eval_with_dot): Add result_alignment_pointer
7962 parameter. Change all callers.
7963 (Expression::eval_maybe_dot): Likewise.
7964 (class Binary_expression): Add alignment_pointer parameter to
7965 left_value and right_value. Change all callers.
7966 (BINARY_EXPRESSION): Set result alignment.
7967 (class Trinary_expression): Add alignment_pointer parameter to
7968 arg2_value and arg3_value. Change all callers.
7969 (Trinary_cond::value): Set result alignment.
7970 (Max_expression::value, Min_expression::value): Likewise.
7971 (Align_expression::value): Likewise.
7972 * script-sections.cc (class Sections_element): Add dot_alignment
7973 parameter to set_section_addresses virtual function. Update
7975 (class Output_section_element): Likewise.
7976 (Script_sections::create_segments): Add dot_alignment parameter.
7978 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7979 (Script_sections::set_phdrs_clause_addresses): Likewise.
7980 * script-sections.h: Update declarations.
7981 * script.h: Update declarations.
7982 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7984 * testsuite/script_test_3.t: Set large alignment.
7985 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7986 segment has expected alignment.
7988 2010-04-22 Nick Clifton <nickc@redhat.com>
7990 * po/gold.pot: Updated by the Translation project.
7991 * po/vi.po: Updated Vietnamese translation.
7993 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7995 * testsuite/Makefile.am (check_PROGRAMS): Add
7996 icf_virtual_function_folding_test.
7997 * testsuite/Makefile.in: Regenerated.
7999 2010-04-15 Andrew Haley <aph@redhat.com>
8001 * options.h (merge_exidx_entries): New option.
8002 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8003 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8004 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8005 (Target_arm::merge_exidx_entries): New function.
8006 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8007 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8008 to Arm_exidx_fixup constructor.
8009 Add new arg, merge_exidx_entries.
8010 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8011 Arm_output_section::fix_exidx_coverage.
8013 2010-04-18 Sriraman Tallam <tmsriram@google.com>
8015 * icf.cc (get_section_contents): Check for preemptible functions.
8016 Ignore addend when appropriate.
8017 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8019 (add_from_relobj): Check for section folded.
8020 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8021 * symtab.h (should_add_dynsym_entry): Add new parameter.
8022 * target-reloc.h (scan_relocs): Check for section folded.
8023 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8024 Check reloc types for function pointers in shared objects.
8025 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8027 (icf_preemptible_functions_test): New test case.
8028 (icf_string_merge_test): New test case.
8029 * testsuite.Makefile.in: Regenerate.
8030 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8031 bar_glob. Refactor code.
8032 * testsuite/icf_preemptible_functions_test.cc: New file.
8033 * testsuite/icf_preemptible_functions_test.sh: New file.
8034 * testsuite/icf_string_merge_test.cc: New file.
8035 * testsuite/icf_string_merge_test.sh: New file.
8036 * testsuite/icf_virtual_function_folding_test.cc: New file.
8037 * testsuite/icf_virtual_function_folding_test.sh: New file.
8039 2010-04-14 Doug Kwan <dougkwan@google.com>
8041 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8042 for local symbol recounting if we remove a section due to ICF.
8043 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8044 there are no regular objects in input.
8046 2010-04-13 Doug Kwan <dougkwan@google.com>
8048 * arm.cc (Arm_input_section::set_final_data_size): Compute
8049 accurate final data size instead of using current data size.
8051 2010-04-09 Doug Kwan <dougkwan@google.com>
8053 * layout.cc (Layout::choose_output_section): Handle script section
8055 (Layout::make_output_section_for_script): Add section type parameter.
8056 Handle script section types.
8057 * layout.h (Layout::make_output_section_for_script): Add section
8059 * output.cc (Output_section::Output_section): Initialize data member
8061 (Output_section::do_reset_address_and_file_offset): Do not set address
8062 to 0 if section is a NOLOAD section.
8063 * output.h (Output_section::is_noload): New method.
8064 (Output_section::set_is_noload): Ditto.
8065 (Output_section::is_noload_): New data member.
8066 * script-c.h (Script_section_type): New enum type.
8067 (struct Parser_output_section_header): Add new file section_type.
8068 * script-sections.cc (Sections_element::output_section_name): Add
8069 parameter for returning script section type.
8070 (Output_section_definition::output_section_name): Ditto.
8071 (Output_section_definition::section_type)P; New method.
8072 (Output_section_definiton::script_section_type_name): Ditto.
8073 (Output_section_definition::script_section_type_): New data member.
8074 (Output_section_definition::Output_section_definition): Initialize
8075 data member Output_section_definition::script_section_type_.
8076 (Output_section_definition::create_sections): Pass script section type
8077 to Layout::make_output_section_for_script.
8078 (Output_section_definition::output_section_name): Return script
8079 section type to caller.
8080 (Output_section_definition::set_section_address): Do not advance
8081 dot value and load address if section type is NOLOAD. Set address
8082 of NOLOAD sections regardless of section flags.
8083 (Output_section_definition::print): Print section type if it is
8084 not SCRIPT_SECTION_TYPE_NONE.
8085 (Output_section_definition::section_type): New method.
8086 (Output_section_definition::script_section_type_name): Ditto.
8087 (Script_sections::output_section_name): Add new parameter
8088 PSECTION_TYPE for returning script section type. Pass it to
8089 section elements. Handle discard sections.
8090 (Sort_output_sections::operator()): Handle NOLOAD sections.
8091 * script-sections.h (Script_sections::Section_type): New enum type.
8092 (Script_sections::output_section_name): Add a new parameter for
8093 returning script section type.
8094 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8096 * yyscript.y (union): Add new field SECTION_TYPE.
8097 (COPY, DSECT, INFO, NOLOAD): New tokens.
8098 (opt_address_and_section_type): Change type to output_section_header.
8099 (section_type): New non-terminal
8100 (section_header): Handle section type.
8101 (opt_address_and_section_type): Return section type value.
8103 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8105 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8106 * testsuite/plugin_common_test_2.c (foo): Likewise.
8108 2010-04-08 Doug Kwan <dougkwan@google.com>
8110 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8112 * output.cc (Output_section::add_merge_input_section): Simplify
8113 code and return status of Output_merge_base::add_input_section.
8114 Update merge section map only if Output_merge_base::add_input_section
8117 2010-04-07 Doug Kwan <dougkwan@google.com>
8119 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8120 if section is marked as containing instructions but has no mapping
8122 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8123 correct section index.
8124 (Arm_relobj::find_linked_text_section): Ditto.
8126 2010-04-07 Cary Coutant <ccoutant@google.com>
8128 * archive.cc (include_member): Destroy Read_symbols_data object before
8130 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8131 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8132 (Read_symbols_data::~Read_symbols_data) New destructor.
8133 (Section_relocs::Section_relocs) New constructor.
8134 (Section_relocs::~Section_relocs) New destructor.
8135 (Read_relocs_data::Read_relocs_data) New constructor.
8136 (Read_relocs_data::~Read_relocs_data) New destructor.
8137 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8138 pointers to NULL after deleting.
8140 2010-04-07 Doug Kwan <dougkwan@google.com>
8142 * arm.cc: Replace "endianity" with "endianness" in comments.
8143 (Arm_exidx_cantunwind): Ditto.
8144 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8145 (Arm_relobj::merge_flags_and_attributes): New method.
8146 (Arm_relobj::merge_flags_and_attributes_): New data member.
8147 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8148 (Arm_relobj::scan_sections_for_stubs): Ditto.
8149 (Arm_relobj::do_read_symbols): Check to see if we really want to
8150 merge processor-specific flags and attributes. Exit early if
8151 an object is empty except for section names and the undefined symbol.
8152 (Target_arm::do_finalize_sections): Move check for ELF format to
8153 Arm_relobj::do_read_symbols. Merge processor specific flags and
8154 attributes from a regular object only when we have determined that
8155 it is aapropriate. Do not create an .ARM.attributes section in
8156 output if there is no regular input object.
8157 (Target_arm::merge_processor_specific_flags): Check
8158 --warn-mismatch before printing any error.
8159 (Target_arm::merge_object_attributes): Ditto.
8160 * gold.cc (queue_middle_tasks): Handle the case in which there is
8161 no regular object in input.
8162 * options.cc (General_options::parse_EB): New method.
8163 (General_options::parse_EL): Same.
8164 (General_options::General_options): Initialize endianness_.
8165 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8167 (General_options::Endianness): New enum.
8168 (General_options::endianness): New method.
8169 (General_options::endianness_): New data member.
8170 * parameters.cc (Parameters::set_options): Check target endianness.
8171 (Parameters::set_target_once): Ditto.
8172 (Parameters::check_target_endianness): New method.
8173 (parameters_force_valid_target): If either -EL or -EB is specified,
8174 use it to define endianness of default target.
8175 * parameters.h (Parameters::check_target_endianness): New method
8177 * target.h (class Target): Change "endianity" to "endianness"
8180 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8182 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8183 * configure: Regenerate.
8184 * Makefile.in: Regenerate.
8185 * testsuite/Makefile.in: Regenerate.
8187 2010-04-06 Cary Coutant <ccoutant@google.com>
8190 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8191 prevailing definitions of common symbols.
8192 * testsuite/plugin_test_6.sh: New test case.
8193 * testsuite/plugin_common_test_1.c: New test case.
8194 * testsuite/plugin_common_test_2.c: New test case.
8195 * testsuite/Makefile.am (plugin_test_6): New test case.
8196 * testsuite/Makefile.in: Regenerate.
8198 2010-04-06 Nick Clifton <nickc@redhat.com>
8200 * po/vi.po: New Vietnamese translation.
8202 2010-03-30 Doug Kwan <dougkwan@google.com>
8204 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8206 2010-03-25 Doug Kwan <dougkwan@google.com>
8208 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8209 to avoid a conversion warning on a 32-bit host.
8211 2010-03-24 Ian Lance Taylor <iant@google.com>
8213 * testsuite/script_test_3.t: Add a TLS segment.
8214 * testsuite/Makefile.am (check_PROGRAMS): Add
8215 tls_phdrs_script_test.
8216 (tls_phdrs_script_test_SOURCES): Define.
8217 (tls_phdrs_script_test_DEPENDENCIES): Define.
8218 (tls_phdrs_script_test_LDFLAGS): Define.
8219 (tls_phdrs_script_test_LDADD): Define.
8220 * testsuite/Makefile.in: Rebuild.
8222 2010-03-23 Cary Coutant <ccoutant@google.com>
8224 * fileread.cc (find_or_make_view): Fix comment.
8226 2010-03-23 Ian Lance Taylor <iant@google.com>
8228 * script-sections.cc (class Orphan_section_placement): Define
8229 PLACE_TLS and PLACE_TLS_BSS.
8230 (Orphan_section_placement::Orphan_section_placement): Initialize
8232 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8233 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8234 (tls_script_test_SOURCES): Define.
8235 (tls_script_test_DEPENDENCIES): Define.
8236 (tls_script_test_LDFLAGS): Define.
8237 (tls_script_test_LDADD): Define.
8238 * testsuite/Makefile.in: Rebuild.
8240 2010-03-22 Doug Kwan <dougkwan@google.com>
8242 * arm.cc (Arm_relocate_functions::abs8,
8243 Arm_relocate_functions::abs16): Use correct check for overflow
8244 specified in the ARM ELF specs.
8245 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8246 target of a BLX instruction specially.
8247 (Reloc_stub::stub_type_for_reloc): Ditto.
8248 (Relocate::relocate): Use symbolic names instead of numeric relocation
8249 codes to report error.
8250 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8252 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8253 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8254 thumb2_blx_out_of_range.stdout
8255 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8256 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8257 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8258 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8259 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8260 thumb2_blx_in_range, thumb2_blx_in_range.o,
8261 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8262 thumb2_blx_out_of_range.o): New rules.
8263 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8264 thumb2_blx_in_range and thumb2_blx_out_of_range.
8265 * testsuite/Makefile.in: Regenerate.
8266 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8267 * testsuite/thumb_blx_in_range.s: New file.
8268 * testsuite/thumb_blx_out_of_range.s: New file.
8270 2010-03-22 Rafael Espindola <espindola@google.com>
8272 * archive.cc (Should_include): Move to archive.h.
8273 (should_include_member): Make it a member of Archive.
8275 (Add_lib_group_symbols): New.
8276 * archive.h: Include options.h.
8277 (Archive_member): Moved from Archive.
8278 (Should_include): Moved from archive.cc.
8280 (Add_lib_group_symbols): New.
8281 * dynobj.cc (do_should_include_member): New.
8282 * dynobj.h (do_should_include_member): New.
8283 * gold.cc (queue_initial_tasks): Update call to queue.
8284 * main.cc (main): Print lib group stats.
8285 * object.cc (do_should_include_member): New.
8286 * object.h: Include archive.h.
8287 (Object::should_include_member): New.
8288 (Object::do_should_include_member): New.
8289 (Sized_relobj::do_should_include_member): New.
8290 * options.cc (General_options::parse_start_lib): New.
8291 (General_options::parse_end_lib): New.
8292 (Input_arguments::add_file): Handle lib groups.
8293 (Input_arguments::start_group): Check we are not in a lib.
8294 (Input_arguments::start_lib): New.
8295 (Input_arguments::end_lib): New.
8296 * options.h (General_options): Add start_lib and end_lib.
8297 (Input_argument::lib_): New.
8298 (Input_argument::lib): New.
8299 (Input_argument::is_lib): New.
8300 (Input_file_lib): New.
8301 (Input_arguments::in_lib_): New.
8302 (Input_arguments::in_lib): New.
8303 (Input_arguments::start_lib): New.
8304 (Input_arguments::end_lib_): New.
8305 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8306 in unused members as preempted.
8307 (Sized_pluginobj::do_should_include_member): New.
8308 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8309 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8311 (Read_symbols::do_whole_lib_group): New.
8312 (Read_symbols::do_lib_group): New.
8313 (Read_symbols::do_read_symbols): Handle lib groups.
8314 (Read_symbols::get_name): Handle lib groups.
8315 * readsyms.h (Read_symbols): Add an archive member pointer.
8316 (Read_symbols::do_whole_lib_group): New.
8317 (Read_symbols::do_lib_group): New.
8318 (Read_symbols::member_): New.
8319 * script.cc (read_input_script): Update call to queue_soon.
8321 2010-03-19 Doug Kwan <dougkwan@google.com>
8323 * arm.cc (Stub_table::Stub_table): Initialize new data members
8324 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8325 (Stub_table::add_reloc_stub): Assign stub offset and update
8326 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8327 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8329 (Stub_table::update_data_size_and_addralign): Use
8330 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8331 instead of going over all reloc stubs.
8332 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8333 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8334 Stringpool_template::offset_ to size of Stringpool_char.
8335 (Stringpool_template::new_key_offset): Remove code to initialize
8336 Stringpool_template::offset_.
8337 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8338 Stringpool_template::offset_ to zero.
8340 2010-03-15 Doug Kwan <dougkwan@google.com>
8342 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8344 (Stringpool_template::new_key_offset): New method.
8345 (Stringpool_template::add_string): Assign offsets when adding new
8347 (Stringpool_template::set_string_offsets): Do not set string offsets
8348 when not optimizing.
8349 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8351 (Chunked_vector::clear): Clear size_.
8352 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8353 (Chunked_vector::size): Return size_.
8354 (Chunked_vector::push_back): Use size_ to find insert position.
8355 (Chunked_vector::size_): New data member.
8356 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8357 (Stringpool_template::new_key_offset): New method declaration.
8358 (Stringpool_template::offset_): New data member.
8360 2010-03-15 Rafael Espindola <espindola@google.com>
8362 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8363 Add_symbols' constructor.
8364 * readsyms.h (Add_symbols): Remove the input_group member.
8366 2010-03-10 Ian Lance Taylor <iant@google.com>
8368 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8369 target to ask whether a reference to a symbol requires a stack
8371 * target.h (Target::is_call_to_non_split): New function.
8372 (Target::do_is_call_to_non_split): Declare virtual function.
8373 * target.cc: Include "symtab.h".
8374 (Target::do_is_call_to_non_split): New function.
8375 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8377 2010-03-10 Cary Coutant <ccoutant@google.com>
8379 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8380 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8381 (File_read::open[2]): Add whole_file_view_ to list of views.
8382 (File_read::make_view): Remove test of whole_file_view_.
8383 (File_read::find_or_make_view): Create whole_file_view_ if
8385 (File_read::clear_views): Replace bool parameter with enum;
8386 adjust all callers. Don't delete views with permanent data;
8387 do delete cached views and views from archives if
8388 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8389 if clearing the corresponding view.
8390 * fileread.h (File_read::Clear_views_mode): New enum.
8391 (File_read::View::is_permanent_view): New method.
8392 (File_read::clear_views): Replace bool parameter
8393 with enum; adjust all callers.
8394 * options.h (General_options): Change keep_files_mapped option;
8395 add map_whole_files.
8396 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8398 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8401 2010-03-10 David S. Miller <davem@davemloft.net>
8403 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8405 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8407 * icf.cc (get_section_contents): Add '@' marker after processing the
8410 2010-03-08 Doug Kwan <dougkwan@google.com>
8412 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8413 due to a conversion warning.
8414 (Arm_relobj::update_output_local_symbol_count): Check for local
8415 symbol with unset output index.
8417 2010-03-05 Ian Lance Taylor <iant@google.com>
8419 * options.h (class General_options): Add --spare-dynamic-tags.
8420 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8421 --spare-dynamic-tags.
8423 2010-03-05 Ian Lance Taylor <iant@google.com>
8425 * incremental.cc: Include "libiberty.h".
8427 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8429 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8430 function, is_info_ member.
8431 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8432 (Versions::Versions): Update caller.
8433 (Versions::define_base_version): Likewise.
8434 (Versions::add_def): Likewise.
8436 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8438 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8439 (Scan::possible_function_pointer_reloc): New function.
8440 (Scan::local_reloc_may_be_function_pointer): Change to call
8441 possible_function_pointer_reloc.
8442 (Scan::global_reloc_may_be_function_pointer): Ditto.
8443 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8444 relocations in ".data.rel.ro._ZTV" section.
8445 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8446 * testsuite/icf_safe_so_test.cc: Ditto.
8447 * testsuite/icf_safe_test.cc: Ditto.
8448 * testsuite/icf_safe_test.sh: Ditto.
8450 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8451 Ian Lance Taylor <iant@google.com>
8453 * target-reloc.h (relocate_section): Check the symbol table index
8454 for -1U before setting the local symbol index.
8455 (scan_relocatable_relocs): If copying the relocation, record that
8456 the local symbol is required.
8457 * object.h (Symbol_value::is_output_symtab_index_set): New
8459 (Symbol_value::may_be_discarded_from_output_symtab): New
8461 (Symbol_value::has_output_symtab_entry): New function.
8462 (Symbol_value::needs_output_symtab_entry): Remove.
8463 (Symbol_value::output_symtab_index): Make sure the symbol index is
8465 (Symbol_value::set_output_symtab_index): Make sure the symbol
8466 index is not set. Make sure the new index is valid.
8467 (Symbol_value::set_must_have_output_symtab_entry): New function.
8468 (Symbol_value::has_output_dynsym_entry): New function.
8469 (Symbol_value::set_output_dynsym_index): Make sure the new index
8471 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8472 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8473 local symbol if permitted.
8474 (Sized_relobj::do_finalize_local_symbols): Call
8475 is_output_symtab_index_set rather than needs_output_symtab_entry.
8476 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8477 rather than needs_output_symtab_entry. Call
8478 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8479 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8480 is_output_symtab_index_set rather than needs_output_symtab_entry.
8481 * testsuite/discard_locals_relocatable_test.c: New file.
8482 * testsuite/discard_locals_test.sh: Test -r.
8483 * testsuite/Makefile.am (check_DATA): Add
8484 discard_locals_relocatable_test1.syms,
8485 discard_local_relocatable_test2.syms.
8486 (MOSTLYCLEANFILES): Likewise. Also add
8487 discard_locals_relocatable_test1.lout and
8488 discard_locals_relocatable_test2.out.
8489 (discard_locals_relocatable_test1.syms): New target.
8490 (discard_locals_relocatable_test.o): New target.
8491 (discard_locals_relocatable_test1.out): New target.
8492 (discard_locals_relocatable_test2.syms): New target.
8493 (discard_locals_relocatable_test2.out): New target.
8494 (various): Add missing ../ld-new dependencies.
8495 * testsuite/Makefile.in: Rebuild.
8497 2010-03-03 Nick Clifton <nickc@redhat.com>
8499 * po/fi.po: New Finnish translation.
8501 2010-03-01 Doug Kwan <dougkwan@google.com>
8503 * layout.cc (Layout::Layout): Force section types of .init_array*,
8504 .preinit_array* and .fini_array* sections.
8505 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8506 Fix check of return value of std::string::find.().
8507 (Output_section::Input_section_sort_compare::operator()): Remove
8508 comment about .init_array.
8509 (Output_section::Input_section_sort_init_fini_compare::operator()):
8511 (Output_section::sort_attached_input_sections): Handle .init_array
8512 and .fini_array specially.
8513 * output.h (Output_section::Inut_section_sort_compare): Update
8515 (Output_section::Input_section_sort_init_fini_compare): New struct.
8517 2010-02-26 Doug Kwan <dougkwan@google.com>
8519 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8520 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8521 * testsuite/debug_msg.sh: Avoid matching source line number for
8522 use of global variable undef_int.
8524 2010-02-26 Doug Kwan <dougkwan@google.com>
8526 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8527 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8528 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8529 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8530 * options.cc (General_options::General_options): Initialize member
8532 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8533 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8534 and rm_no_fix_v4bx.stdout
8535 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8536 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8537 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8538 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8539 and arm_no_fix_v4bx.
8540 * Makefile.in: Regenerate.
8541 * testsuite/arm_fix_v4bx.s: New file.
8542 * testsuite/arm_fix_v4bx.sh: Ditto.
8544 2010-02-24 Doug Kwan <dougkwan@google.com>
8546 * arm.cc (Target_arm::got_section): Make the .got section the first
8547 non RELRO section in the data segment.
8548 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8549 suffixes of section names.
8551 2010-02-24 Doug Kwan <dougkwan@google.com>
8553 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8554 flags and attributes merging if an input file is a binary file.
8555 * fileread.cc (Input_file::open): Record format of original file.
8556 * fileread.h (Input_file::Format): New enum type.
8557 (Input_file::Input_file): Initialize data member format_.
8558 (Input_file::format): New method definition.
8559 (Input_file::format_):: New data member.
8561 2010-02-24 Doug Kwan <dougkwan@google.com>
8563 * arm.cc (Arm_output_data_got): New class.
8564 (ARM_TCB_SIZE): New constant
8565 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8566 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8567 If user uses a script with a SECTIONS clause, issue only a warning
8568 for a misplaced EXIDX input section. Otherwise, issue an error.
8569 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8571 (Target_arm::got_mode_index_entry): Handle static linking.
8572 (Target_arm::Scan::local): Ditto.
8573 (Target_arm::Scan::global): Ditto.
8574 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8575 all incorrectly implemented relocations.
8576 (Target_arm::fix_exidx_coverage): Pass layout to
8577 Arm_output_section::fix_exidx_coverage.
8578 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8579 from ".ARM.exidx." and ".ARM.extab.".
8581 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8583 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8584 section if it does not already exist.
8585 * attributes.cc (Attributes_section_data::Attributes_section_data):
8586 Don't crash if size is zero.
8588 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8589 Ian Lance Taylor <iant@google.com>
8591 * gold.cc (queue_middle_tasks): If no input files were opened,
8593 * workqueue.h (Task_function::Task_function): Assert that there is
8596 2010-02-22 Doug Kwan <dougkwan@google.com>
8598 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8599 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8600 types to avoid warnings due to different uint64_t implementations
8603 2010-02-21 Doug Kwan <dougkwan@google.com>
8605 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8606 handling of the maximum backward branch offset.
8607 (Arm_relocate_functions::thumb_branch_common): Ditto.
8608 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8609 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8610 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8611 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8612 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8613 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8614 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8615 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8616 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8617 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8618 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8619 thumb2_bl_out_of_range.o): New rules.
8620 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8621 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8622 thumb2_bl_out_of_range
8623 * testsuite/Makefile.in: Regenerate.
8624 * testsuite/arm_bl_in_range.s: New file.
8625 * testsuite/arm_bl_out_of_range.s: Ditto.
8626 * testsuite/arm_branch_in_range.sh: Ditto.
8627 * testsuite/arm_branch_range.t: Ditto.
8628 * testsuite/thumb2_branch_range.t: Ditto.
8629 * testsuite/thumb_bl_in_range.s: Ditto.
8630 * testsuite/thumb_bl_out_of_range.s: Ditto.
8631 * testsuite/thumb_branch_range.t: Ditto.
8633 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8635 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8636 Add reloc offset information.
8637 * icf.cc (get_section_contents): Change iterators to point to the new
8638 vectors. Add reloc offset information to the contents.
8639 * icf.h (Icf::Sections_reachable_info): New typedef.
8640 (Icf::Sections_reachable_list): New typedef.
8641 (Icf::Offset_info): New typedef.
8642 (Icf::Reloc_info): New struct typedef.
8643 (Icf::Reloc_info_list): New typedef.
8644 (Icf::symbol_reloc_list): Delete method.
8645 (Icf::addend_reloc_list): Delete method.
8646 (Icf::section_reloc_list): Delete method.
8647 (Icf::reloc_info_list): New method.
8648 (Icf::reloc_info_list_): New member.
8650 2010-02-19 Doug Kwan <dougkwan@google.com>
8652 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8653 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8654 * arm.cc (Arm_relocation_functions): New forward declaration.
8655 (Target_arm::Target_arm): Initialize new data members
8656 got_mod_index_offset_ and tls_base_symbol_defined_.
8657 (Target_arm::Relocate::relocate_tls): New method.
8658 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8659 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8661 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8662 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8663 (Target_arm::got_mod_index_offset_,
8664 Target_arm::tls_base_symbol_defined_): New data members.
8665 (Target_arm::Scan::local, Target::Scan::global,
8666 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8669 2010-02-18 Doug Kwan <dougkwan@google.com>
8671 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8672 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8673 text section as a parameter becuase some broken tools may not set
8674 the link in section header.
8675 (Target_arm::has_got_section): New method.
8676 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8677 without any mapping symbol as data only. Remove warning.
8678 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8679 link in its section header, try to discover the link by inspecting the
8680 REL31 relocation at the beginning of the section.
8681 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8683 (Target_arm::Scan::global): Treat any reference to the symbol
8684 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8686 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8688 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8689 (Scan::global_reloc_may_be_function_pointer): New function.
8690 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8691 (Scan::global_reloc_may_be_function_pointer): New function.
8692 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8693 (Scan::global_reloc_may_be_function_pointer): New function.
8694 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8695 (Scan::global_reloc_may_be_function_pointer): New function.
8696 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8697 (Scan::global_reloc_may_be_function_pointer): New function.
8698 (Scan::possible_function_pointer_reloc): New function.
8699 (Target_x86_64::can_check_for_function_pointers): New function.
8700 * gc.h (gc_process_relocs): Scan relocation types to determine if
8701 function pointers were taken for targets that support it.
8702 * icf.cc (Icf::find_identical_sections): Include functions for
8703 folding in safe ICF whose pointer is not taken.
8704 * icf.h (Secn_fptr_taken_set): New typedef.
8705 (fptr_section_id_): New member.
8706 (section_has_function_pointers): New function.
8707 (set_section_has_function_pointers): New function.
8708 (check_section_for_function_pointers): New function.
8709 * options.h: Fix comment for safe ICF option.
8710 * target.h (can_check_for_function_pointers): New function.
8711 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8712 Modify icf_safe_test for X86-64.
8713 * testsuite/Makefile.in: Regenerate.
8714 * testsuite/icf_safe_so_test.cc: New file.
8715 * testsuite/icf_safe_so_test.sh: New file.
8716 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8717 (main): Change to take pointer to function kept_func_3.
8718 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8719 folding is done correctly for X86-64.
8721 2010-02-12 David S. Miller <davem@davemloft.net>
8723 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8724 is_symbolless parameter.
8725 (Output_reloc<SHT_REL>::is_symbolless): New.
8726 (Output_reloc<SHT_REL>::is_symbolless_): New.
8727 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8728 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8729 (Output_reloc<SHT_RELA>::is_symbolless): New.
8730 (Output_data_reloc::add_global): Handle is_symbolless.
8731 (Output_data_reloc::add_global_relative): Likewise.
8732 (Output_data_reloc::add_local): Likewise.
8733 (Output_data_reloc::add_local_relative): Likewise.
8734 (Output_data_reloc::add_symbolless_global_addend): New.
8735 (Output_data_reloc::add_symbolless_local_addend): New.
8736 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8738 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8739 instead of ->is_relative_
8740 (Output_reloc::write): Likewise.
8741 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8742 (Output_reloc::write_rel): Simplify.
8744 * sparc.cc (Target_sparc::Scan::local): Use
8745 ->add_symbolless_local_addend as needed.
8746 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8747 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8748 based upon relocation offset.
8750 2010-02-11 Doug Kwan <dougkwan@google.com>
8752 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8753 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8754 beginning of function.
8755 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8756 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8757 parameter is_32bit in calls to should_apply_static_reloc.
8758 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8759 (check_DATA): Add arm_abs_global.stdout.
8760 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8761 arm_abs_global.stdout): New rules.
8762 (MOSTLLYCLEANFILES): Add arm_abs_global
8763 * Makefile.in: Regenerate.
8764 * testsuite/arm_abs_global.s: New file.
8765 * testsuite/arm_abs_global.sh: Ditto.
8766 * testsuite/arm_abs_lib.s: Ditto.
8768 2010-02-11 Ian Lance Taylor <iant@google.com>
8770 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8772 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8773 Allocate_commons_task first.
8774 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8775 task, rather than symtab_lock_.
8776 (Gc_process_relocs::~Gc_process_relocs): New function.
8777 (Gc_process_relocs::is_runnable): Check this_blocker_.
8778 (Gc_process_relocs::locks): Use next_blocker_ rather than
8780 (Scan_relocs::~Scan_relocs): New function.
8781 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8783 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8785 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8786 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8787 constructor accordingly.
8788 (class Gc_process_relocs): Likewise.
8789 (class Scan_relocs): Likewise.
8790 * common.h (class Allocate_commons_task): Remove symtab_lock_
8791 field, and corresponding constructor parameter.
8792 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8794 (Allocate_commons_task::locks): Likewise.
8796 2010-02-11 Ian Lance Taylor <iant@google.com>
8798 * gold-threads.h (class Once): Define.
8799 (class Initialize_lock): Rewrite as child of Once.
8800 * gold-threads.cc (class Once_initialize): Define.
8801 (once_pointer_control): New static variable.
8802 (once_pointer, once_arg): New static variables.
8803 (c_run_once): New static function.
8804 (Once::Once, Once::run_once, Once::internal_run): New functions.
8805 (class Initialize_lock_once): Remove.
8806 (initialize_lock_control): Remove.
8807 (initialize_lock_pointer): Remove.
8808 (initialize_lock_once): Remove.
8809 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8810 (Initialize_lock::initialize): Rewrite.
8811 (Initialize_lock::do_run_once): New function.
8812 * archive.cc (Archive::interpret_header): Only clear name if it is
8814 * fileread.cc: Include "gold-threads.h"
8815 (file_counts_lock): New static variable.
8816 (file_counts_initialize_lock): Likewise.
8817 (File_read::release): Only increment counts when using --stats.
8818 Use a lock around the increment.
8819 * parameters.cc (class Set_parameters_target_once): Define.
8820 (set_parameters_target_once): New static variable.
8821 (Parameters::Parameters): Move here from parameters.h.
8822 (Parameters::set_target): Rewrite.
8823 (Parameters::set_target_once): New function.
8824 (Parameters::clear_target): Move here and rewrite.
8825 * parameters.h (class Parameters): Update declarations. Add
8826 set_parameters_target_once_ field.
8827 (Parameters::Parameters): Move to parameters.cc.
8828 (Parameters::clear_target): Likewise.
8829 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8831 (Start_group::~Start_group): New function.
8832 (Start_group::is_runnable): New function.
8833 (Start_group::locks, Start_group::run): New functions.
8834 (Finish_group::run): Change saw_undefined to size_t.
8835 * readsyms.h (class Start_group): Define.
8836 (class Finish_group): Change saw_undefined_ field to size_t.
8837 (Finish_group::Finish_group): Remove saw_undefined and
8838 this_blocker parameters. Change all callers.
8839 (Finish_group::set_saw_undefined): New function.
8840 (Finish_group::set_blocker): New function.
8841 * symtab.h (class Symbol_table): Change saw_undefined to return
8842 size_t. Change saw_undefined_ field to size_t.
8843 * target-select.cc (Set_target_once::do_run_once): New function.
8844 (Target_selector::Target_selector): Initialize set_target_once_
8845 field. Don't initialize lock_ and initialize_lock_ fields.
8846 (Target_selector::instantiate_target): Rewrite.
8847 (Target_selector::set_target): New function.
8848 * target-select.h (class Set_target_once): Define.
8849 (class Target_selector): Update declarations. Make
8850 Set_target_once a friend. Remove lock_ and initialize_lock_
8851 fields. Add set_target_once_ field.
8853 2010-02-10 Ian Lance Taylor <iant@google.com>
8855 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8857 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8858 (queue_middle_tasks): Add all blockers before queueing any tasks.
8859 (queue_final_tasks): Likewise.
8860 * token.h (Task_token::add_blockers): New function.
8861 * object.h (Input_objects::number_of_relobjs): New function.
8863 2010-02-10 Ian Lance Taylor <iant@google.com>
8865 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8866 shared, not if not position independent.
8867 * x86_64.cc (Relocate::relocate_tls): Likewise.
8868 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8869 (tls_pie_pic_test): New target.
8870 * testsuite/Makefile.in: Rebuild.
8872 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8873 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8874 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8875 * testsuite/Makefile.in: Rebuild.
8877 2010-02-09 David S. Miller <davem@davemloft.net>
8879 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8880 R_SPARC_RELATIVE using ->add_local_relative().
8881 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8883 * output.h (Output_data_dynamic::add_section_size): New method
8884 that takes two Output_data objects.
8885 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8886 entry param. Handle it in initializers.
8887 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8888 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8889 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8891 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8892 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8893 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8894 for dynrel_includes_plt.
8895 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8896 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8897 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8899 (Target_sparc::do_finalize_sections): Update to pass true for
8900 dynrel_includes_plt.
8901 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8902 output before .rela.plt
8903 (Target_powerpc::do_finalize_sections): Update to pass true for
8904 dynrel_includes_plt when 32-bit.
8906 2010-02-08 Doug Kwan <dougkwan@google.com>
8908 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8910 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8911 Arm_relobj::scan_section_for_cortex_a8_stubs,
8912 Arm_relobj::do_relocation_section): Instead of calling
8913 Output_section::output_address, use faster
8914 Arm_relobj::simple_input_section_output_address.
8916 2010-02-08 David S. Miller <davem@davemloft.net>
8918 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8919 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8920 relocation helper function.
8922 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8923 just like R_SPARC_GOT{10,13,22}.
8924 (Target_sparc::Scan::local): Likewise.
8925 (Target_sparc::Relocate:relocate): Likewise.
8927 2010-02-06 Ian Lance Taylor <iant@google.com>
8929 * configure.ac: Rewrite targetobjs duplicate removal code to use
8930 only shell constructs.
8931 * configure: Rebuild.
8933 2010-02-05 Doug Kwan <dougkwan@google.com>
8936 * arm.cc (Arm_relobj::section_is_scannable): New method.
8937 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8938 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8940 2010-02-04 Doug Kwan <dougkwan@google.com>
8943 * arm-reloc-property.cc (cstdio): Include.
8944 * configure.ac (targetobjs): Remove duplicates.
8945 * configure: Regenerate.
8946 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8947 big and little endian version for a given address size.
8949 2010-02-03 Doug Kwan <dougkwan@google.com>
8951 * arm-reloc-property.cc
8952 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8954 * arm-reloc-property.h
8955 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8956 New method definition.
8957 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8959 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8961 (GOT_PREL): Change implemented to Y.
8962 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8963 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8964 (Arm_relocate_functions::movw_abs_nc): Remove method.
8965 (Arm_relocate_functions::movt_abs): Ditto.
8966 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8967 (Arm_relocate_functions::thm_movt_abs): Ditto.
8968 (Arm_relocate_functions::movw_rel_nc): Ditto.
8969 (Arm_relocate_functions::movw_rel): Ditto.
8970 (Arm_relocate_functions::movt_rel): Ditto.
8971 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8972 (Arm_relocate_functions:thm_movw_rel): Ditto.
8973 (Arm_relocate_functions:thm_movt_rel): Ditto.
8974 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8975 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8976 New method definitions.
8977 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8978 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8979 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8980 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8981 (Target_arm::Relocate::relocate): Check for non-static or
8982 unimplemented relocation code and exit early. Change calls to
8983 Target_arm::reloc_uses_thumb_bit and
8984 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8985 instead. Refactor code to handle similar relocations to increase
8986 code sharing. Remove check for unsupported relocation code in switch
8988 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8989 relocation property table to find out size. Change error message to
8990 print out the name of a relocation code instead of the numeric value.
8991 (Target_arm::scan_reloc_for_stub): Use relocation property table
8992 instead of calling Target_arm::reloc_uses_thumb_bit().
8994 2010-02-02 Doug Kwan <dougkwan@google.com>
8996 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8997 types of relaxed input section.
8999 2010-02-02 Doug Kwan <dougkwan@google.com>
9001 * Makefile.am (HFILES): Add arm-reloc-property.h.
9003 (TARGETSOURCES): Add arm-reloc-property.cc
9004 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
9005 (libgold_a_SOURCES): $(DEFFILES)
9006 * Makefile.in: Regenerate.
9007 * arm-reloc-property.cc: New file.
9008 * arm-reloc-property.h: New file.
9009 * arm-reloc.def: New file.
9010 * arm.cc: Update comments.
9011 (arm-reloc-property.h): New included header.
9012 (arm_reloc_property_table): New global variable.
9013 (Target_arm::do_select_as_default_target): New method definition.
9014 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9015 arm-reloc-property to targ_extra_obj.
9016 * parameters.cc (set_parameters_target): Call
9017 Target::select_as_default_target().
9018 * target.h (Target::select_as_default_target): New method definition.
9019 (Target::do_select_as_default_target): Same.
9021 2010-02-01 Doug Kwan <dougkwan@google.com>
9023 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9024 first_output_text_section_.
9025 (Arm_exidx_fixup::first_output_text_section): New method definition.
9026 (Arm_exidx_fixup::first_output_text_section_): New data member.
9027 (Arm_exidx_fixup::process_exidx_section): Record the first text
9028 output section seen.
9029 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9030 and entsize in output section header.
9032 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9034 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9035 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9036 (Arm_relocate_functions::thm_alu11): New Method.
9037 (Arm_relocate_functions::thm_pc8): New Method.
9038 (Arm_relocate_functions::thm_pc12): New Method.
9039 (Target_arm::Scan::local): Handle the relocations.
9040 (Target_arm::Scan::global): Likewise.
9041 (Target_arm::Relocate::relocate): Likewise.
9042 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9044 2010-01-29 Doug Kwan <dougkwan@google.com>
9046 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9047 of relocation types as ld.
9049 2010-01-29 Doug Kwan <dougkwan@google.com>
9051 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9053 (Arm_relocate_functions::thumb_branch_common): Ditto.
9054 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9055 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9056 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9057 Arm_relocate_functions::jump24): Remove.
9058 (Target_arm::Relocate::relocate): Adjust code to call
9059 Arm_relocation_functions::arm_branch_common and
9060 Arm_relocation_functions::thumb_branch_common instead of their removed
9061 wrappers. Merge switch-cases together to reduce source code size.
9063 2010-01-29 Doug Kwan <dougkwan@google.com>
9065 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9066 output_local_symbol_count_needs_update_.
9067 (Arm_relobj::output_local_symbol_count_needs_update,
9068 Arm_relobj::set_output_local_symbol_count_needs_update,
9069 Arm_relobj::update_output_local_symbol_count): New methods.
9070 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9072 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9073 of pointed function as in a R_ARM_PREL31 relocation.
9074 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9075 for output local symbol count updating.
9076 (Target_arm::do_relax): Update output local symbol counts in objects
9078 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9080 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9082 * arm.cc: Added support for the ARM relocations:
9083 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9084 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9085 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9087 (Arm_relocate_functions::movw_rel): New method.
9088 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9089 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9091 (Arm_relocate_functions::thm_movw_rel): New method.
9092 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9094 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9096 (Target_arm::Scan::global): Likewise.
9097 (Target_arm::Relocate::relocate): Likewise.
9098 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9101 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9103 * arm.cc: Added support for ARM group relocations.
9104 (Target_arm::reloc_needs_sym_origin): New method.
9105 (Arm_relocate_functions::calc_grp_kn): New method.
9106 (Arm_relocate_functions::calc_grp_residual): New method.
9107 (Arm_relocate_functions::calc_grp_gn): New method.
9108 (Arm_relocate_functions::arm_grp_alu): New Method.
9109 (Arm_relocate_functions::arm_grp_ldr): New Method.
9110 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9111 (Arm_relocate_functions::arm_grp_ldc): New Method.
9112 (Target_arm::Scan::local): Handle the ARM group relocations.
9113 (Target_arm::Scan::global): Likewise.
9114 (Target_arm::Relocate::relocate): Likewise.
9115 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9118 2010-01-26 Doug Kwan <dougkwan@google.com>
9120 * arm.cc (set): Include.
9121 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9123 (Arm_output_section::Text_section_list): New type.
9124 (Arm_output_section::append_text_sections_to_list): New method.
9125 (Arm_output_section::fix_exidx_coverage): Ditto.
9126 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9127 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9128 Relobj::set_section_offset() instead of
9129 Sized_relobj::invalidate_section_offset().
9130 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9131 parameter for section headers. Ignore relocation sections for
9132 unallocated sections and EXIDX sections.
9133 (Target_arm::fix_exidx_coverage): New method.
9134 (Target_arm::output_section_address_less_than): New type.
9135 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9136 linked text section instead of the EXIDX section.
9137 (Arm_output_section::create_stub_group): Add an assertion to check
9138 that this is not an EXIDX output section.
9139 (Arm_output_section::append_text_sections_to_list): New method.
9140 (Arm_output_section::fix_exidx_coverage): Ditto.
9141 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9142 Arm_relobj::section_needs_reloc_stub_scanning.
9143 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9145 (Target_arm::fix_exidx_coverage): New method.
9146 * object.h (Relobj::set_output_section): New method.
9147 (Sized_relobj::invalidate_section_offset): Remove method.
9148 (Sized_relobj::do_invalidate_section_offset): Remove method.
9149 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9151 2010-01-25 Doug Kwan <dougkwan@google.com>
9153 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9154 Fix warning due to signed and unsigned comparison on a 32-bit host.
9156 2010-01-22 Doug Kwan <dougkwan@google.com>
9158 * arm.cc (Target_arm::do_relax): Record an output section for section
9159 offset adjustment it contains any stub table that has changed.
9160 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9161 offsets in an output section if necessary.
9162 * output.cc (Output_section::Output_section): Initialize
9163 section_offsets_need_adjustments_.
9164 (Output_section::add_input_section_for_script): Renamed to
9165 Output_section::add_simple_input_section.
9166 (Output_section::save_states): Add a comment.
9167 (Output_section::discard_states): New method defintion.
9168 (Output_section::adjust_section_offsets): Same.
9169 * output.h (Output_section::add_input_section_for_script): Renamed to
9170 Output_section::add_simple_input_section.
9171 (Output_section::discard_states): New method declaration.
9172 (Output_section::adjust_section_offsets): Same.
9173 (Output_section::section_offsets_need_adjustment,
9174 Output_section::set_section_offsets_need_adjustment): New method
9176 (Output_section::section_offsets_need_adjustment_): New data member.
9177 * script-sections.cc
9178 (Output_section_element_input::set_section_address): Adjust code for
9179 renaming of Output_section::add_input_section_for_script.
9180 (Orphan_output_section::set_section_address): Same.
9182 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9184 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9185 Fix_v4bx enum values .
9186 * gold/options.h (General_options): New option definitions.
9187 (General_options::fix_v4bx): New method.
9188 (General_options::Fix_v4bx): New enum.
9189 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9190 (General_options::parse_fix_v4bx_interworking): New method.
9192 2010-01-22 Doug Kwan <dougkwan@google.com>
9194 * arm.cc (Arm_exidx_fixup): New class.
9196 2010-01-21 Doug Kwan <dougkwan@google.com>
9198 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9200 (Arm_exidx_section_offset_map): New type.
9202 2010-01-21 Doug Kwan <dougkwan@google.com>
9204 * arm.cc (Arm_exidx_input_section): New class.
9205 (Arm_relobj::exidx_input_section_by_link,
9206 Arm_relobj::exidx_input_section_by_shndx,
9207 Arm_relobj::make_exidx_input_section): New methods.
9208 (read_arm_attributes_section): Remove.
9209 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9210 information about them.
9211 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9214 2010-01-20 Doug Kwan <dougkwan@google.com>
9216 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9217 Input_section_specifier to Section_id.
9218 (Target_arm::new_arm_input_section: Adjust code for change of key
9220 (Target_arm::find_arm_input_section): Ditto.
9221 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9222 (Section_id): Remove.
9223 (Garbage_collection::Section_id_hash): Remove.
9224 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9225 (Section_id): Remove.
9226 (Icf::Section_id_hash): Remove.
9227 * object.h (Section_id, Const_section_id, Section_id_hash,
9228 Const_section_id_hash): New type definitions.
9229 * output.cc (Output_section::add_relaxed_input_section): Change to
9230 use Const_section_id instead of Input_section_specifier as key type.
9231 (Output_section::add_merge_input_section): Ditto.
9232 (Output_section::build_relaxation_map): Change to use Section_id
9233 instead of Input_section_specifier as key type.
9234 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9236 (Output_section::convert_input_sections_to_relaxed_sections): Change
9237 to use Const_section_id instead of Input_section_specifier as key type.
9238 (Output_section::find_merge_section): Ditto.
9239 (Output_section::find_relaxed_input_section): Ditto.
9240 * output.h (Input_section_specifier): Remove class.
9241 (Output_section::Output_section_data_by_input_section_map): Change
9242 key type to Const_section_id.
9243 (Output_section::Output_relaxed_input_section_by_input_section_map):
9245 (Output_section::Relaxation_map): Change key type to Section_id.
9247 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9249 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9250 (class Arm_v4bx_stub): New class.
9251 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9252 (Stub_factory::make_arm_v4bx_stub): New method.
9253 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9254 (Stub_table::empty): Handle v4bx stubs.
9255 (Stub_table::add_arm_v4bx_stub): New method.
9256 (Stub_table::find_arm_v4bx_stub): New method.
9257 (Arm_relocate_functions::v4bx): New method.
9258 (Target_arm::fix_v4bx): New method.
9259 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9260 (Stub_table::relocate_stubs): Likewise.
9261 (Stub_table::do_write): Likewise.
9262 (Stub_table::update_data_size_and_addralign): Likewise.
9263 (Stub_table::finalize_stubs): Likewise.
9264 (Target_arm::Scan::local): Likewise.
9265 (Target_arm::Scan::global): Likewise.
9266 (Target_arm::do_finalize_sections): Likewise.
9267 (Target_arm::Relocate::relocate): Likewise.
9268 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9270 (Target_arm::scan_reloc_for_stub): Likewise.
9271 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9273 2010-01-19 Ian Lance Taylor <iant@google.com>
9275 * output.cc (Output_section_headers::do_sized_write): Write large
9276 segment count to sh_info field.
9277 (Output_file_header::do_sized_write): For large segment count,
9278 write PN_XNUM to e_phnum field.
9280 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9282 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9283 (Arm_relocate_functions::thm_jump8): New function.
9284 (Arm_relocate_functions::thm_jump11): New function.
9285 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9287 (Target_arm::Scan::global): Likewise.
9288 (Target_arm::Relocate::relocate): Likewise.
9289 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9292 2010-01-14 Doug Kwan <dougkwan@google.com>
9294 * arm.cc (map, utility): Include headers.
9295 (Target_arm::apply_cortex_a8_workaround): New method.
9296 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9297 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9298 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9299 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9300 the --[no-]fix-cortex-a8 command line options.
9301 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9302 (Target_arm::relocate_stub): Use addend in instruction template.
9303 * options.h (DEFINE_bool): Set the user-set flag.
9304 (General_options): Add --[no-]-fix-cortex options.
9305 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9306 : Update fast look-up map after conversion.
9308 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9310 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9311 in the first pass of do_layout.
9313 2010-01-13 Doug Kwan <dougkwan@google.com>
9315 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9316 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9317 apparent compiler problem of not folding static constant integral
9318 data members of elfcpp::Elf_sizes<32>.
9320 2010-01-13 Doug Kwan <dougkwan@google.com>
9322 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9323 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9324 Arm_relobj::scan_section_for_cortex_a8_erratum,
9325 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9326 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9327 sections to scan for relocation stubs into a new method
9328 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9329 relocation and Cortex-A8 stub scanning.
9330 (Target_arm::do_relax): Force stubs to be after stubbed sections
9331 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9332 the beginning of a new relaxation pass. Update a comment.
9333 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9335 2010-01-12 Ian Lance Taylor <iant@google.com>
9337 * target-reloc.h (visibility_error): New inline function.
9338 (relocate_section): Call visibility_error.
9339 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9340 (MOSTLYCLEANFILES): Likewise.
9341 (protected_4_pic.o, protected_3.err): New targets.
9342 * testsuite/protected_4.cc: New file.
9344 2010-01-12 Doug Kwan <dougkwan@google.com>
9346 * arm.cc (Cortex_a8_reloc): New class.
9347 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9348 and cortex_a8_relocs_info_.
9349 (Target_arm::fix_cortex_a8): New method definition.
9350 (Target_arm::Cortex_a8_relocs_info): New type.
9351 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9352 New data member declarations.
9353 (Target_arm::scan_reloc_for_stub): Record information about
9354 relocations for THUMB branches that might be exempted from the
9355 Cortex-A8 workaround.
9356 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9357 at the beginning of a relaxation pass.
9359 2010-01-12 Doug Kwan <dougkwan@google.com>
9361 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9362 (Arm_relobj::Mapping_symbol_position,
9363 Arm_reloj::Mapping_symbol_position_less,
9364 Arm_relobj::Mapping_symbols_info): New types.
9365 (Target_arm::is_mapping_symbol_name): New method definition.
9366 (Arm_relobj::do_count_local_symbols): Save information about mapping
9369 2010-01-11 Doug Kwan <dougkwan@google.com>
9371 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9372 Arm_relocate_functions::thumb32_branch_upper,
9373 Arm_relocate_functions::thumb32_branch_lower,
9374 Arm_relocate_functions::thumb32_cond_branch_offset,
9375 Arm_relocate_functions::thumb32_cond_branch_upper,
9376 Arm_relocate_functions::thumb32_cond_branch_lower,
9377 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9378 branch offset encoding.
9379 (Arm_relocate_functions::thumb_branch_common): Use new branch
9380 offset encoding methods to avoid code duplication.
9381 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9382 (Stub_addend_reader::operator()): Use new branch encoding method
9383 to avoid code duplication.
9385 2010-01-11 Doug Kwan <dougkwan@google.com>
9387 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9388 (Target_arm::do_finalize_sections): Define special EXIDX section
9389 symbols only if referenced.
9390 * gc.h (Garbage_collection::add_reference): New method.
9391 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9394 2010-01-11 Ian Lance Taylor <iant@google.com>
9396 * script.cc (Version_script_info::build_expression_list_lookup):
9397 Change complaing about duplicate wildcard match from error to
9400 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9402 (Version_script_info::Version_script_info): Initialize globs_,
9403 default_version_, default_is_global_, and exact_. Don't
9404 initialize globals_ or locals_.
9405 (Version_script_info::build_lookup_tables): Build local symbols
9407 (Version_script_info::unquote): New function.
9408 (Version_script_info::add_exact_match): New function.
9409 (Version_script_info::build_expression_list_lookup): Remove lookup
9410 parameter. Add is_global parameter. Change all callers. Handle
9411 wildcard pattern specially. Unquote pattern. Call
9413 (Version_script_info::get_name_to_match): New function.
9414 (Version_script_info::get_symbol_version): New function.
9415 (Version_script_info::get_symbol_version_helper): Remove.
9416 (Version_script_info::check_unmatched_names): Call unquote.
9417 * script.h (class Version_script_info): Change get_symbol_version
9418 to be non-inline and add is_global parameter; change all callers.
9419 Rewrite symbol_is_local. Update declarations. Define struct
9420 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9421 Remove globals_ and locals_ members. Add exact_, globs_,
9422 default_version_, is_global_.
9423 (Version_script_info::Glob): Remove pattern, add expression and
9424 is_global. Update constructor. Change all callers.
9425 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9427 (Versions::symbol_section_contents): If a symbol is undefined, or
9428 defined in a dynamic object, set the version index to
9430 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9432 (Symbol_table::add_from_pluginobj): Likewise.
9433 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9435 2010-01-11 Doug Kwan <dougkwan@google.com>
9437 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9438 (incremental_dump_LDADD): Add linking option for libintl.
9439 * Makefile.in: Regenerate.
9441 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9444 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9446 * testsuite/Makefile.in: Regenerated.
9448 2010-01-10 Doug Kwan <dougkwan@google.com>
9450 * options.h (DEFINE_var): Use parentheses around argument varname__
9451 in macro body to avoid any unintended subsequent substitutions.
9453 2010-01-10 Ian Lance Taylor <iant@google.com>
9455 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9456 candidates before doing symbol resolution.
9458 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9459 ODR candidates if only one is weak.
9461 2010-01-08 Ian Lance Taylor <iant@google.com>
9463 * script.cc (Version_script_info::build_expression_list_lookup):
9464 Don't warn about ambiguous version, just record the ambiguity.
9465 (Version_script_info::get_symbol_version_helper): Give error if
9466 version is ambiguous.
9468 2010-01-08 Doug Kwan <dougkwan@google.com>
9470 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9471 prev_data_size_ and prev_addralign_. Remove initializer for
9472 deleted data member has_been_changed_.
9473 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9474 to determine if the table is empty.
9475 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9477 (Stub_table::add_reloc_stub): Define method in class definition
9478 instead of just declaring it there.
9479 (Stub_table::add_cortex_a8_stub): New method definition.
9480 (Stub_table::update_data_size_and_addralign): Ditto.
9481 (Stub_table::finalize_stubs): Ditto.
9482 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9483 (Stub_table::do_addralign_): Return address alignment in the
9484 (Stub_table::do_reset_address_and_file_offset): Define method in
9485 class definition instead of declaring it there. Set current data
9486 size to be the data size of the previous pass.
9487 (Stub_table::set_final_data_size): Use current data size as the
9489 (Stub_table::relocate_stub): Change parameter type of stub from
9490 Reloc_stub pointer to Stub pointer.
9491 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9492 (Stub_table::Cortex_a8_stub_list): New typedef.
9493 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9494 Stub_table::prev_addralign_): New data member.
9495 (Arm_relobj::Arm_relobj): Initialize data member
9496 section_has_cortex_a8_workaround_.
9497 (Arm_relobj::section_has_cortex_a8_workaround,
9498 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9500 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9502 (Target_arm::relocate_stub): Change parameter type of stub from
9503 Reloc_stub pointer to Stub pointer.
9504 (Insn_template::size, Insn_template::alignment): Handle
9505 THUMB16_SPECIAL_TYPE.
9506 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9507 Stub_table::update_data_size_and_addralign,
9508 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9510 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9511 (Stub_table::do_write): Ditto.
9512 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9514 2010-01-08 Ian Lance Taylor <iant@google.com>
9517 * symtab.h (class Symbol): Remove fields is_target_special_ and
9518 has_plt_offset_. Add field is_defined_in_discarded_section_.
9519 (Symbol::is_defined_in_discarded_section): New function.
9520 (Symbol::set_is_defined_in_discarded_section): New function.
9521 (Symbol::has_plt_offset): Rewrite.
9522 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9523 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9524 Don't initialize is_target_special_ or has_plt_offset_.
9525 Initialize is_defined_in_discarded_section_.
9526 (Symbol_table::add_from_relobj): If appropriate, set
9527 is_defined_in_discarded_section.
9528 * resolve.cc (Symbol::override_base_with_special): Don't test
9529 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9530 * target-reloc.h (relocate_section): Do special handling for
9531 symbols defined in discarded sections for global symbols as well
9534 2010-01-08 Ian Lance Taylor <iant@google.com>
9536 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9537 the SHT_SYMTAB case.
9539 2010-01-08 Ian Lance Taylor <iant@google.com>
9541 * object.cc (Sized_relobj::do_layout): Don't get confused if
9542 layout_eh_frame returns NULL.
9544 2010-01-08 Ian Lance Taylor <iant@google.com>
9547 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9548 dynamic symbol table, use the normal symbol table.
9549 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9552 2010-01-08 Ian Lance Taylor <iant@google.com>
9555 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9558 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9560 * version.cc (print_version): Change to "Copyright 2010".
9562 2010-01-08 Ian Lance Taylor <iant@google.com>
9566 * i386.cc (class Target_i386): Change return type of plt_section
9568 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9569 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9570 tls_desc_rel_ field.
9571 (Output_data_plt_i386::rel_tls_desc): New function.
9572 (Target_i386::rel_tls_desc_section): New function.
9573 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9574 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9575 R_386_TLS_DESC reloc in rel_tls_desc_section.
9576 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9577 Define struct Tlsdesc_info.
9578 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9579 (Target_x86_64::do_reloc_symbol_index): New function.
9580 (Target_x86_64::add_tlsdesc_info): New function.
9581 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9582 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9584 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9586 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9587 (Target_x86_64::rela_tlsdesc_section): New function.
9588 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9590 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9591 (Target_x86_64::do_reloc_addend): New function.
9592 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9593 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9594 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9595 (Output_reloc::type): New function.
9596 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9597 (Output_reloc::is_target_specific): New function.
9598 (Output_reloc::target_arg): New function.
9599 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9600 absolute relocs and target specific relocs.
9601 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9602 add_target_specific.
9603 (class Output_data_reloc) [SHT_RELA]: Likewise.
9604 * output.cc (Output_reloc::Output_reloc): Add four new versions
9605 for absolute relocs and target specific relocs.
9606 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9607 (Output_reloc::get_symbol_index): Likewise.
9608 (Output_reloc::local_section_offset): Check that local_sym_index_
9609 is not TARGET_CODE or 0.
9610 (Output_reloc::symbol_value): Likewise.
9611 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9613 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9614 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9616 * layout.cc (add_target_dynamic_tags): Use output section for
9617 DT_PLTRELSZ and DT_JMPREL.
9619 2010-01-07 Ian Lance Taylor <iant@google.com>
9622 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9624 (class Output_data_reloc_generic): Define.
9625 (class Output_data_reloc_base): Change base class to
9626 Output_data_reloc_generic. Change add() method to call
9627 bump_relative_reloc_count for a relative reloc. Remove
9629 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9631 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9632 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9634 * layout.h (class Layout): Update declaration.
9636 2010-01-07 Ian Lance Taylor <iant@google.com>
9638 * output.h (class Output_data): Add const version of
9639 output_section and do_output_section.
9640 (class Output_section_data): Add const version of
9642 (class Output_section): Likewise.
9643 * layout.cc (Layout::add_target_dynamic_tags): New function.
9644 * layout.h (class Layout): Update declarations.
9645 * arm.cc (Target_arm::do_finalize_sections): Use
9646 add_target_dynamic_tags.
9647 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9648 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9649 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9650 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9652 2010-01-07 Ian Lance Taylor <iant@google.com>
9655 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9658 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9659 Ian Lance Taylor <iant@google.com>
9662 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9663 Xindex::read_symtab_xindex.
9665 2010-01-07 Doug Kwan <dougkwan@google.com>
9667 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9668 (Insn_template::thumb16_bcond_insn): New method declaration.
9669 (Insn_template): Fix spelling.
9670 (Stub::thumb16_special): New method declaration.
9671 (Stub::do_write): Define virtual method which was previously pure
9673 (Stub::do_thumb16_special): New method declaration.
9674 (Stub::do_fixed_endian_write): New template member.
9675 (Reloc_stub::do_write): Remove.
9676 (Reloc_stub::do_fixed_endian_write): Remove.
9677 (Cortex_a8_stub): New class definition.
9678 (Stub_factory::make_cortex_a8_stub): New method definition.
9679 (Stub_factory::Stub_factory): Add missing static storage class
9680 qualifier for elf32_arm_stub_a8_veneer_blx.
9682 2010-01-07 Ian Lance Taylor <iant@google.com>
9685 * options.h (class General_options): Add --warn-unresolved-symbols
9686 and --error-unresolved-symbols.
9687 * errors.cc (Errors::undefined_symbol): Implement
9688 --warn-unresolved-symbols.
9690 * options.h (class General_options): Add -z text and -z textoff.
9691 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9693 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9695 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9696 (Garbage_collection::cident_sections): New function.
9697 (Garbage_collection::add_cident_section): New function.
9698 (Garbage_collection::cident_sections_): New member.
9699 (gc_process_relocs): Add references to sections whose names are C
9701 * gold.h (cident_section_start_prefix): New constant.
9702 (cident_section_stop_prefix): New constant.
9703 (is_cident): New function.
9704 * layout.cc (Layout::define_section_symbols): Replace string constants
9705 with the newly defined constants.
9706 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9708 * testsuite/Makefile.am: Add gc_orphan_section_test.
9709 * testsuite/Makefile.in: Regenerate.
9710 * testsuite/gc_orphan_section_test.cc: New file.
9711 * testsuite/gc_orphan_section_test.sh: New file.
9713 2010-01-06 Ian Lance Taylor <iant@google.com>
9716 * options.h (class General_options): Add --warn-shared-textrel.
9717 * layout.cc (Layout::finish_dynamic_section): Implement
9718 --warn-shared-textrel.
9721 * options.h (class General_options): Add --warn-multiple-gp.
9723 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9725 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9726 $(THREADSLIB) and $(LIBDL).
9727 * Makefile.in: Rebuild.
9729 2010-01-06 Ian Lance Taylor <iant@google.com>
9732 * options.cc (General_options::parse_section_start): New function.
9733 (General_options::section_start): New function.
9734 (General_options::General_options): Initialize all members.
9735 * options.h: Include <map>
9736 (class General_options): Add --section-start. Add section_starts_
9738 * layout.cc (Layout::attach_allocated_section_to_segment): If
9739 --section-start was used, set the address of the segment. Remove
9740 local sort_sections.
9741 (Layout::relaxation_loop_body): If the address of the load segment
9742 has been set by --section-start, don't use it.
9743 * output.h (Output_segment::update_flags_for_output_section): New
9745 * output.cc (Output_segment::add_output_section): Call
9746 update_flags_for_output_section.
9748 2010-01-05 Ian Lance Taylor <iant@google.com>
9751 * options.h (class General_options): Add --undefined-version.
9752 * script.cc (struct Version_expression): Add was_matched_by_symbol
9754 (Version_script_info::matched_symbol): New function.
9755 (Version_script_info::get_symbol_version_helper): Call
9757 (Version_script_info::check_unmatched_names): New function.
9758 * script.h (class Version_script_info): Update declarations.
9759 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9761 * options.h (class General_options): Use DEFINE_bool_alias for
9762 allow_multiple_definition.
9763 * resolve.cc (Symbol_table::should_override): Don't test
9764 allow_multiple_definition.
9767 * options.h (class General_options): Add --cref.
9768 * main.cc (main): Print cref table if --cref. Don't close mapfile
9769 until after printing cref table.
9770 * cref.cc: Include "symtab.h".
9771 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9772 (Cref_table_compare::operator()): New function.
9773 (Cref_inputs::gather_cref): New function.
9774 (filecol): New static const.
9775 (Cref_inputs::print_cref): New function.
9776 (Cref::print_cref): New function.
9777 * cref.h: Include <cstdio>.
9778 (class Cref): Update declarations.
9779 * mapfile.h (Mapfile::file): New function.
9780 * object.h (class Object): Define Symbols. Declare virtual
9781 do_get_global_symbols.
9782 (Object::get_global_symbols): New function.
9783 * object.cc (Input_objects::add_object): Pass object to cref_ if
9785 (Input_objects::archive_start): Likewise.
9786 (Input_objects::archive_stop): Likewise.
9787 (Input_objects::print_cref): New function.
9788 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9789 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9791 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9793 * plugin.h (class Sized_pluginobj): Update declarations.
9795 2010-01-05 Ian Lance Taylor <iant@google.com>
9797 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9798 to is_default_version. Rename insdef to insdefault.
9799 (Symbol_table::add_from_relobj): Rename def to is_default_version
9800 and local to is_forced_local.
9801 (Symbol_table::add_from_pluginobj): Likewise.
9802 (Symbol_table::add_from_dynobj): Likewise.
9803 (Symbol_table::define_special_symbol): Rename insdef to
9806 2010-01-04 Ian Lance Taylor <iant@google.com>
9809 * options.h (class General_options): Add
9810 --allow-multiple-definition and -z muldefs.
9811 * resolve.cc (Symbol_table::should_override): Don't warn about a
9812 multiple symbol definition if --allow-multiple-definition or -z
9816 * options.h (class General_options): Add --add-needed and
9817 --copy-dt-needed-entries. Tweak --as-needed help entry.
9818 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9819 error if --copy-dt-needed-entries aka --add-needed is used and
9820 would cause a change in behaviour.
9823 * options.h (class General_options): Add -G as a short version of
9824 --shared. Add no-op options -assert, -g, and -i.
9826 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9828 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9829 check for .text or .gnu.linkonce.t sections.
9830 * icf.cc (Icf::find_identical_sections): Ditto.
9831 Change the detection for mangled function name within the section
9833 * icf.h (is_section_foldable_candidate): New function.
9835 2009-12-30 Ian Lance Taylor <iant@google.com>
9838 * options.h (class General_options): Permit two dashes with
9839 --retain-symbols-file.
9841 2009-12-30 Ian Lance Taylor <iant@google.com>
9844 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9845 don't put the file header and segment headers in the text
9849 * common.cc (Sort_commons::operator()): Stabilize sort when both
9851 (Symbol_table::do_allocate_commons_list): When allocating common
9852 symbols, skip a symbol which is no longer common.
9853 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9854 an object before checking its type.
9855 * testsuite/common_test_2.c: New file.
9856 * testsuite/common_test_3.c: New file.
9857 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9858 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9859 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9860 (common_test_2_pic.o, common_test_2.so): New targets.
9861 (common_test_3_pic.o, common_test_3.so): New targets.
9862 * testsuite/Makefile.in: Rebuild.
9865 * script.cc (read_input_script): If we see a new SECTIONS clause,
9866 and we have added an input section, give an error.
9867 * layout.h (class Layout): Add have_added_input_section function.
9868 Add have_added_input_section_ field.
9869 * layout.cc (Layout::Layout): Initialize
9870 have_added_input_section_.
9871 (Layout::layout): Set have_added_input_section_.
9872 (Layout::layout_eh_frame): Likewise.
9874 2009-12-30 Ian Lance Taylor <iant@google.com>
9877 * options.h (class General_options): Add --sort-common option.
9878 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9879 * common.cc (Sort_common): Add sort_order parameter to
9880 constructor. Add sort_order_ field.
9881 (Sort_commons::operator): Check sort_order_.
9882 (Symbol_table::allocate_commons): Determine the sort order.
9883 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9885 (Symbol_table::do_allocate_commons_list): Likewise.
9887 2009-12-30 Ian Lance Taylor <iant@google.com>
9890 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9891 symbols from this object, don't change the visibility of an
9893 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9895 2009-12-30 Ian Lance Taylor <iant@google.com>
9898 * script.h (class Version_script_info): Define Language enum.
9899 Update declarations. Define Glob, Exact, and Lookup types. Add
9900 new fields globals_, locals_, and is_finalized_.
9901 * script.cc: Various formatting fixes.
9902 (class Parser_closure): Change language_stack_ from a vector of
9903 std::string to one of Version_script_info::Language. Adjust all
9905 (class Lazy_demangler): Remove.
9906 (struct Version_expression): Change language from std::string to
9907 Version_script_info::Language.
9908 (Version_script_info::Version_script_info): New function.
9909 (Version_script_info::~Version_script_info): Don't call clear.
9910 (Version_script_info::finalize): New function.
9911 (Version_script_info::build_lookup_tables): New function.
9912 (Version_script_info::build_expression_list_lookup): New
9914 (Version_script_info::get_symbol_version_helper): Rewrite to use
9916 (Version_script_info::print_expression_list): Adjust to use
9917 Version_script_info::Language.
9918 (script_push_lex_into_version_mode): Check that the version script
9919 has not been finalized.
9920 (version_script_push_lang): Change language string to
9921 Version_script_info::Language.
9922 * options.cc (Command_line::version_script): New function.
9923 * options.h (class General_options): Add finalize_dynamic_list
9924 function. Change version_script from declaration to definition.
9925 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9926 * testsuite/version_script.map: Remove duplicate def of foo.
9927 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9929 * testsuite/Makefile.in: Rebuild.
9931 2009-12-30 Ian Lance Taylor <iant@google.com>
9934 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9935 if the input symbol index is 0, make the output symbol index 0.
9937 2009-12-30 Ian Lance Taylor <iant@google.com>
9940 * options.h (class General_options): Add -x/--discard-all.
9941 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9942 --discard-all. If the local symbol needs a dynamic entry, check
9943 that before handling --discard-locals.
9945 2009-12-30 Ian Lance Taylor <iant@google.com>
9948 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9950 (Output_segment::add_output_section): Don't change the flags if
9954 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9955 GNU hash table if they need a dynamic value. Otherwise, don't add
9956 them if they are defined in a dynamic object or are forced local.
9958 2009-12-29 Ian Lance Taylor <iant@google.com>
9961 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9962 .gnu.hash table for a 32-bit target.
9965 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9966 regular and a dynamic object only needs a dynamic symbol table
9967 entry if it is externally visible.
9970 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9971 constructor. Add global_offset_table_ field.
9972 (Target_i386::got_section): Set global_offset_table_.
9973 (Target_i386::do_finalize_sections): Set global_offset_table_
9975 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9976 in constructor. Add global_offset_table_ field.
9977 (Target_x86_64::got_section): Set global_offset_table_.
9978 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9981 * layout.cc (Layout::Layout): Initialize increase_relro_.
9982 (Layout::get_output_section): Add is_relro, is_last_relro, and
9983 is_first_non_relro parameters. Change all callers.
9984 (Layout::choose_output_section): Likewise.
9985 (Layout::add_output_section_data): Likewise.
9986 (Layout::make_output_section): Likewise.
9987 (Layout::set_segment_offsets): Clear increase_relro when using a
9989 * layout.h (class Layout): Add increase_relro method. Add
9990 increase_relro_ field. Update declarations.
9991 * output.cc (Output_section::Output_section): Initialize
9992 is_last_relro_ and is_first_non_relro_.
9993 (Output_segment::add_output_section): Group relro sections is
9994 do_sort is true. Handle is_last_relro and is_first_non_relro.
9995 (Output_segment::maximum_alignment): Remove relro handling.
9996 (Output_segment::set_section_addresses): Add increase_relro
9997 parameter. Change all callers. Add initial alignment to align
9998 relro sections on separate page. Remove old relro handling.
9999 (Output_segment::set_section_list_addresses): Remove in_relro
10000 parameter. Change all callers.
10001 (Output_segment::set_offset): Add increase parameter. Change all
10002 callers. Remove old relro handling.
10003 * output.h (class Output_section): Add new methods: is_last_relro,
10004 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10005 Add is_last_relro_ and is_first_non_relro_ fields.
10006 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10007 Create separate .got.plt section. Call increase_relro.
10008 * x86_64.cc (Target_x86_64::got_section): Likewise.
10009 * testsuite/relro_script_test.t: Add .got.plt.
10012 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10013 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10014 (Layout::finalize): Call set_dynamic_symbol_size.
10015 (Layout::set_dynamic_symbol_size): New function.
10016 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10017 set_dynamic_symbol_size.
10020 * output.h (class Output_section): Add is_entsize_zero_ field.
10021 * output.cc (Output_section::Output_section): Initialize
10023 (Output_section::set_entsize): If two different entsizes are
10024 requested, force it to zero.
10025 (Output_section::add_input_section): Set flags for .debug_str
10026 before updating section flags. Set entsize.
10027 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10028 and SHF_STRING if all input sections have those flags.
10030 2009-12-29 Rafael Espindola <espindola@google.com>
10032 * main.cc (main): Fix the sys time reporting.
10033 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10036 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10038 * options.cc (General_options::parse_version): Allow -v to exit
10039 without an error if there is nothing to link.
10041 2009-12-29 Ian Lance Taylor <iant@google.com>
10043 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10044 using a version of gcc before 4.1.
10045 * configure: Rebuild.
10047 2009-12-28 Chris Demetriou <cgd@google.com>
10049 * attributes.cc (Output_attributes_section_data::do_write): Use
10050 std::vector::front rather than std::vector::data.
10052 2009-12-28 Ian Lance Taylor <iant@google.com>
10054 * symtab.h (class Symbol_table): Add enum Defined.
10055 * resolve.cc (Symbol_table::should_override): Add defined
10056 parameter. Change all callers. Test whether object is NULL
10057 before calling a method on it.
10058 (Symbol_table::report_resolve_problem): Add defined parameter.
10059 Change all callers.
10060 (Symbol_table::should_override_with_special): Likewise.
10061 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10062 parameter. Change all callers.
10063 (Symbol_table::do_define_in_output_data): Likewise.
10064 (Symbol_table::define_in_output_segment): Likewise.
10065 (Symbol_table::do_define_in_output_segment): Likewise.
10066 (Symbol_table::define_as_constant): Likewise.
10067 (Symbol_table::do_define_as_constant): Likewise.
10068 * script.h (class Symbol_assignment): Add is_defsym parameter to
10069 constructor; change all callers.
10070 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10071 parameter. Change all callers. Add is_defsym_ field.
10072 (class Parser_closure): Add parsing_defsym parameter to
10073 constructor; change all callers. Add parsing_defsym accessor
10074 function. Add parsing_defsym_ field.
10076 2009-12-28 Ian Lance Taylor <iant@google.com>
10078 * gold.cc (queue_middle_tasks): Fix formatting.
10079 * object.cc (Relobj::is_section_name_included): Likewise.
10081 2009-12-23 Ian Lance Taylor <iant@google.com>
10083 * i386.cc (Target_i386::do_calls_non_split): Recognize
10084 -fsplit-stack prologue for a function with a static chain.
10085 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10086 -fsplit-stack prologue when using %r11.
10088 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10090 * options.cc (General_options::parse_version): Make -v continue and do
10091 the link like GNU ld does.
10093 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10095 * Makefile.am (CCFILES): Add timer.cc.
10096 (HFILES): Add timer.h.
10097 * configure.ac: Check for sysconf and times.
10098 * main.cc: include timer.h.
10099 (main): Use Timer instead of get_run_time.
10102 * workqueue.cc: include timer.h.
10103 (Workqueue::find_and_run_task):
10104 Report user, sys and wall time.
10105 * Makefile.in: Regenerate.
10106 * config.in: Regenerate.
10107 * configure: Regenerate.
10109 2009-12-16 Doug Kwan <dougkwan@google.com>
10111 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10113 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10114 relaxed input sections.
10115 * output.cc (Output_section::find_relaxed_input_section): Change
10116 return type to Output_relaxed_input_section pointer. Adjust code
10117 for new type of relaxed_input_section_map_.
10118 * output.h (Output_section::find_relaxed_input_section): Change
10119 return type to Output_relaxed_input_section pointer.
10120 (Output_section::Output_relaxed_input_section_by_input_section_map):
10122 (Output_section::relaxed_input_section_map_): Change type to
10123 Output_section::Output_relaxed_input_section_by_input_section_map.
10124 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10127 2009-12-15 Ian Lance Taylor <iant@google.com>
10129 * layout.cc (Layout::create_shstrtab): Only write out after input
10130 sections if we are compressing debug sections.
10132 2009-12-15 Ian Lance Taylor <iant@google.com>
10134 * archive.cc (Archive::add_symbols): Only look up a symbol without
10135 a version if there is, in fact, a version.
10137 2009-12-14 Ian Lance Taylor <iant@google.com>
10139 Revert -Wshadow changes, all changes from:
10140 2009-12-11 Doug Kwan <dougkwan@google.com>
10141 2009-12-11 Nick Clifton <nickc@redhat.com>
10142 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10144 2009-12-11 Doug Kwan <dougkwan@google.com>
10146 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10148 * attributes.cc (Object_attribute::size): Ditto.
10149 (Attributes_section_data::size): Ditto.
10150 (Attributes_section_data::Attributes_section_data): Ditto.
10151 (Output_attributes_section_data::do_write): Ditto.
10152 * attributes.h (Object_attribute::set_type): Ditto.
10153 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10155 2009-12-11 Nick Clifton <nickc@redhat.com>
10157 * archive.cc: Fix shadowed variable warnings.
10158 * arm.cc: Likewise.
10159 * compressed_output.cc: Likewise.
10160 * compressed_output.h: Likewise.
10161 * configure: Likewise.
10162 * dwarf_reader.cc: Likewise.
10163 * dynobj.cc: Likewise.
10164 * dynobj.h: Likewise.
10165 * ehframe.cc: Likewise.
10166 * ehframe.h: Likewise.
10167 * errors.cc: Likewise.
10168 * expression.cc: Likewise.
10169 * fileread.cc: Likewise.
10170 * fileread.h: Likewise.
10171 * freebsd.h: Likewise.
10172 * i386.cc: Likewise.
10173 * icf.cc: Likewise.
10174 * incremental.h: Likewise.
10175 * layout.cc: Likewise.
10176 * layout.h: Likewise.
10177 * mapfile.cc: Likewise.
10178 * merge.cc: Likewise.
10179 * merge.h: Likewise.
10180 * object.cc: Likewise.
10181 * object.h: Likewise.
10182 * options.h: Likewise.
10183 * output.cc: Likewise.
10184 * output.h: Likewise.
10185 * parameters.cc: Likewise.
10186 * plugin.cc: Likewise.
10187 * powerpc.cc: Likewise.
10188 * reduced_debug_output.cc: Likewise.
10189 * reduced_debug_output.h: Likewise.
10190 * reloc.cc: Likewise.
10191 * reloc.h: Likewise.
10192 * resolve.cc: Likewise.
10193 * script-sections.cc: Likewise.
10194 * script.cc: Likewise.
10195 * script.h: Likewise.
10196 * sparc.cc: Likewise.
10197 * symtab.cc: Likewise.
10198 * symtab.h: Likewise.
10199 * target-select.cc: Likewise.
10200 * target-select.h: Likewise.
10201 * token.h: Likewise.
10202 * workqueue.cc: Likewise.
10203 * workqueue.h: Likewise.
10204 * x86_64.cc: Likewise.
10206 2009-12-10 Doug Kwan <dougkwan@google.com>
10208 * arm.cc (attributes.h): New include.
10209 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10210 (Arm_relobj::~Arm_relobj): Delete object pointed by
10211 attributes_section_data_.
10212 (Arm_relobj::attributes_section_data): New method definition.
10213 (Arm_relobj::attributes_section_data_): New data member declaration.
10214 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10215 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10216 attributes_section_data_.
10217 (Arm_dynobj::attributes_section_data): New method definition.
10218 (Arm_dynobj::attributes_section_data_): New data member declaration.
10219 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10220 initialization value of may_use_blx_ to false.
10221 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10222 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10223 object attributes to compute results instead of hard-coding.
10224 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10225 Target_arm::get_secondary_compatible_arch,
10226 Target_arm::set_secondary_compatible_arch
10227 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10228 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10229 New method declarations.
10230 (Target_arm::get_aeabi_object_attribute): New method definition.
10231 (Target_arm::attributes_section_data_): New data member declaration.
10232 (read_arm_attributes_section): New template definition.
10233 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10234 (Arm_dynobj::do_read_symbols): Ditto.
10235 (Target_arm::do_finalize_sections): Merge attributes sections from
10236 input. Check for BLX use after attributes section merging.
10237 Fix __exidx_start and __exidx_end visibility. Create an
10238 .ARM.attributes section if necessary.
10239 (Target_arm::get_secondary_compatible_arch,
10240 Target_arm::set_secondary_compatible_arch,
10241 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10242 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10243 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10244 New method definitions.
10246 2009-12-09 Ian Lance Taylor <iant@google.com>
10248 * plugin.cc (Plugin::load): Don't cast from void* to a function
10251 2009-12-09 Ian Lance Taylor <iant@google.com>
10253 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10254 information fields.
10256 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10258 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10259 Replace two_file_shared_1.so with two_file_shared_2.so.
10260 * testsuite/Makefile.in: Regenerated.
10262 2009-12-08 Doug Kwan <dougkwan@google.com>
10264 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10265 (HFILES): Add attributes.h and int_encoding.h.
10266 * Makefile.in: Regenerate.
10267 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10268 function definitions to int_encoding.cc
10269 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10270 prototypes to int_encoding.h
10271 * reduced_debug_output.cc (int_encoding.h): New include.
10272 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10273 function definitions to int_encoding.cc
10274 (insert_into_vector, read_from_pointer): Move template definitions to
10276 * attributes.cc: New file.
10277 * attributes.h: New file.
10278 * int_encoding.cc: New file.
10279 * int_encoding.h: New file.
10281 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10284 * incremental-dump.cc (dump_incremental_inputs): New.
10285 (main): Use dump_incremental_inputs.
10287 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10290 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10291 checking elfcpp::STT_FUNC.
10292 (Target_i386::Relocate::relocate): Likewise.
10293 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10295 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10296 symbols from shared libraries into normal FUNC symbols.
10298 * symtab.h (Symbol): Add is_func and use it.
10300 2009-12-05 Doug Kwan <dougkwan@google.com>
10302 * arm.cc (Target_arm::arm_info): Initialize new fields
10303 attributes_section and attributes_vendor.
10304 * i386.cc (Target_i386::i386_info): Same.
10305 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10306 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10307 fields attributes_section and attributes_vendor.
10308 * sparc.cc (Target_sparc::sparc_info): Same.
10309 * target.h (Target::attributes_section, Target::attributes_vendor,
10310 Target::is_attributes_section, Target::attribute_arg_type,
10311 Target::attributes_order): New method definitions.
10312 (Target::Target_info::attributes_section,
10313 Target::Target_info::attributes_vendor): New fields.
10314 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10315 virtual method definitions.
10316 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10317 attributes_section and attributes_vendor.
10318 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10320 2009-12-05 Doug Kwan <dougkwan@google.com>
10322 * arm.cc: Update comments about interworking and stub generation.
10323 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10324 considered as non-PIC.
10325 (Arm_relocate_functions::base_abs): Fix formatting.
10326 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10327 of function to use GOT entry address instead of offset.
10328 (Target_arm::Scan::global): Issue an error if a symbol would need a
10329 PLT does not get one because it is untyped. Remove code to create
10330 dynamic symbols for relative branches.
10331 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10332 takes unsigned integer instead of boolean.
10334 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10336 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10337 (two_file_test_LDADD): Likewise.
10338 (common_test_1_LDADD): Likewise.
10339 (exception_test_LDADD) Likewise.
10340 (weak_test_LDADD): Likewise.
10341 (many_sections_test_LDADD): Likewise.
10342 (initpri1_LDADD): Likewise.
10343 (script_test_1_LDADD): Likewise.
10344 (script_test_2_LDADD): Likewise.
10345 (justsyms_LDADD): Likewise.
10346 (binary_test_LDADD): Likewise.
10347 (large_LDADD): Likewise.
10348 * testsuite/Makefile.in: Regenerated.
10350 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10352 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10353 (Symbol_table::override_with_special): Likewise.
10354 (Symbol_table::add_from_object): Likewise.
10356 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10358 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10359 Don't set the data_offset twice.
10361 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10363 * testsuite/Makefile.in: Regenerate.
10365 2009-12-03 Doug Kwan <dougkwan@google.com>
10367 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10368 (Target_arm::do_finalize_sections): Add parameter for symbol table
10369 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10370 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10371 parameter for symbol table pointer.
10372 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10373 an additional parameter for a pointer to symbol table.
10374 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10375 parameter for a symbol table pointer.
10376 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10377 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10379 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10380 parameter for a symbol table pointer.
10382 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10384 * incremental.cc (Incremental_inputs_header)
10385 (Incremental_inputs_header_write, Incremental_inputs_entry)
10386 (Incremental_inputs_entry_write): Move ...
10387 * incremental.h (Incremental_inputs_header)
10388 (Incremental_inputs_header_write, Incremental_inputs_entry)
10389 (Incremental_inputs_entry_write): here.
10391 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10393 * incremental.cc (make_sized_incremental_binary): Set the target.
10394 Error if it is incompatible.
10395 * output.h (Output_file): Add filename method.
10397 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10399 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10400 from the get_* methods.
10402 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10404 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10405 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10406 Write 0 for the data_offset of scripts.
10408 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10410 * testsuite/Makefile.am: Add the incremental_test.sh test.
10411 * testsuite/incremental_test.sh: New.
10412 * testsuite/incremental_test_1.c: New.
10413 * testsuite/incremental_test_2.c: New.
10415 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10417 * incremental-dump.cc (main): Fix typos.
10419 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10422 * incremental-dump.cc (main): Use llu to print 64 bit values.
10424 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10425 H.J. Lu <hongjiu.lu@intel.com>
10427 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10429 (incremental_dump_LDADD): Likewise.
10430 * Makefile.in: Regenerated.
10432 2009-11-25 Doug Kwan <dougkwan@google.com>
10436 2009-11-25 Doug Kwan <dougkwan@google.com>
10438 * arm.cc (Target_arm::Target_arm): Move method definition
10439 outside of class definition. Add code to handle
10440 --target1-rel, --target1-abs and --target2= options.
10441 (Target_arm::get_reloc_reloc_type): Change method to be
10442 non-static and const.
10443 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10444 New data member declaration.
10445 (Target_arm::Scan::local, Target_arm::Scan::global,
10446 Target_arm::Relocate::relocate,
10447 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10448 Adjust call to Target_arm::get_real_reloc_type.
10449 (Target_arm::get_real_reloc_type): Use command line options
10450 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10451 * options.h (--target1-rel, --target1-abs, --target2): New
10454 2009-11-25 Doug Kwan <dougkwan@google.com>
10456 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10457 class definition. Add code to handle --target1-rel, --target1-abs
10458 and --target2= options.
10459 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10461 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10462 member declaration.
10463 (Target_arm::Scan::local, Target_arm::Scan::global,
10464 Target_arm::Relocate::relocate,
10465 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10466 call to Target_arm::get_real_reloc_type.
10467 (Target_arm::get_real_reloc_type): Use command line options to
10468 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10469 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10472 2009-11-25 Doug Kwan <dougkwan@google.com>
10474 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10475 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10476 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10478 (Arm_relocate_functions::thm_call): Replace body with a call to
10479 Arm_relocate_functions::thumb_branch_common.
10480 (Arm_relocate_functions::thm_jump24,
10481 Arm_relocate_functions::thm_xpc22): New method definitions.
10482 (Arm_relocate_functions::thumb_branch_common): New method definition.
10483 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10485 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10486 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10488 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10490 * Makefile.am: Build incremental-dump
10491 * Makefile.in: Regenerate.
10492 * incremental-dump.cc: New.
10493 * incremental.cc (Incremental_inputs_header_data,
10494 Incremental_inputs_entry_data): Move to incremental.h
10495 * incremental.h: (Incremental_inputs_header_data,
10496 Incremental_inputs_entry_data): Move from incremental.cc
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): Add a typedef with the data type.
10504 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10506 * incremental.cc (Incremental_inputs_header,
10507 Incremental_inputs_header_write, Incremental_inputs_entry,
10508 Incremental_inputs_entry_write): Update comment about which
10509 type has the filed descriptions.
10511 2009-11-15 Doug Kwan <dougkwan@google.com>
10513 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10514 (Arm_relocate_functions::arm_branch_common): Change method defintion
10515 in class definition to a method declaration and update list of formal
10517 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10518 Arm_relocation_functions::jump24): Adjust call to
10519 Arm_relocate_functions::arm_branch_common. Update list of formal
10521 (Arm_relocate_functions::xpc25): New method definition.
10522 (Arm_relocate_functions::arm_branch_common): Move method defintion
10523 out from class definition. Use stubs for mode-switching and extending
10525 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10526 specially. Change code to enable use of stubs in ARM branches.
10528 2009-11-10 Doug Kwan <dougkwan@google.com>
10530 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10531 in method declaration.
10532 (Target_arm::relocate_stub): New method declaration.
10533 (Target_arm::default_target): Change to return a pointer instead of
10535 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10536 Target_arm::default_target.
10537 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10539 (Target_arm::relocate_section): Adjust view.
10540 (Target_arm::relocate_stub): New method definition.
10542 2009-11-10 Doug Kwan <dougkwan@google.com>
10544 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10546 * incremental.cc (open_incremental_binary): Initialized local
10547 variables to avoid warnings.
10548 * object.cc (make_elf_object): Ditto.
10549 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10552 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10555 * testsuite/plugin_test.c: Include "config.h".
10557 2009-11-09 Doug Kwan <dougkwan@google.com>
10559 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10560 (arm_symbol_value): Remove.
10561 (Arm_relocate_functions::arm_branch_common,
10562 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10563 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10564 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10565 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10566 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10567 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10568 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10569 Arm_relocate_functions::thm_mobw_abs_nc,
10570 Arm_relocate_functions::thm_mov_abs,
10571 Arm_relocate_functions::movw_prel_nc,
10572 Arm_relocate_functions::thm_movt_abs,
10573 Arm_relocate_functions::movt_prel,
10574 Arm_relocate_functions::thm_movw_prel_nc,
10575 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10576 (Target_arm::Relocate::relocate): Only decompose address into two
10577 parts if relocation type uses the thumb-bit and pass the actual
10578 bit instead of a flag indicating that the thumb-bit is used. Adjust
10579 calls to methods in Arm_relocate_functions for this change.
10581 2009-11-08 Ian Lance Taylor <iant@google.com>
10584 * reloc.cc: Instantiate
10585 Sized_relobj::initialize_input_to_output_maps and
10586 Sized_relobj:free_input_to_output_maps.
10588 2009-11-06 Ian Lance Taylor <iant@google.com>
10591 * defstd.cc (in_segment): Set only_if_ref true for "end".
10593 2009-11-06 Doug Kwan <dougkwan@google.com>
10595 * arm.cc (class Reloc_stub): Correct a comment.
10596 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10597 (Target_arm::scan_section_for_stubs): New method declaration.
10598 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10599 Change methods from private to protected.
10600 (Target_arm::do_may_relax): New method definition.
10601 (Target_arm::do_relax, Target_arm::group_sections,
10602 Target_arm::scan_reloc_for_stub,
10603 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10604 (Target_arm::arm_input_section_map_): New data member declaration.
10605 (Target_arm::scan_reloc_for_stub,
10606 Target_arm::scan_reloc_section_for_stubs,
10607 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10608 Target_arm::do_relax): New method definitions.
10610 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10612 * configure.ac: Check for (struct stat)::st_mtim
10613 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10614 * config.in: Regenerate.
10615 * configure: Regenerate.
10617 2009-11-05 Ian Lance Taylor <iant@google.com>
10620 * output.cc (Output_segment::add_output_section): Add missing
10623 2009-11-04 Ian Lance Taylor <iant@google.com>
10626 * object.h (class Object): Add is_needed and set_is_needed
10627 methods. Add is_needed_ field. Make bool fields into bitfields.
10628 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10629 defined in a dynamic object and referenced by a regular object,
10630 set is_needed for the dynamic object.
10631 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10632 if the file is marked with as_needed and it is not needed.
10634 2009-11-04 Ian Lance Taylor <iant@google.com>
10637 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10638 tags if data is discarded by linker script.
10639 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10640 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10641 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10642 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10644 2009-11-04 Ian Lance Taylor <iant@google.com>
10646 * layout.cc (Layout::get_output_section): Add is_interp and
10647 is_dynamic_linker_section parameters. Change all callers.
10648 (Layout::choose_output_section): Likewise.
10649 (Layout::make_output_section): Likewise.
10650 (Layout::add_output_section_data): Add is_dynamic_linker_section
10651 parameter. Change all callers.
10652 * layout.h (class Layout): Update declarations.
10653 * output.h (class Output_section): Add is_interp, set_is_interp,
10654 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10655 Add is_interp_, is_dynamic_linker_section_ fields. Change
10656 generate_code_fills_at_write_ to a bitfield.
10657 * output.cc (Output_section::Output_sections): Initialize new
10659 (Output_segment::add_output_section): Add do_sort parameter.
10660 Change all callers.
10662 2009-11-03 Ian Lance Taylor <iant@google.com>
10665 * options.h (class General_options): Add --warn-common.
10666 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10667 merging two common symbols.
10668 (Symbol_table::should_override): Handle --warn-common when merging
10669 a common symbol with a defined symbol. Use report_resolve_problem
10670 for multiple definitions.
10671 (Symbol_table::report_resolve_problem): New function.
10672 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10674 2009-11-03 Doug Kwan <dougkwan@google.com>
10676 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10678 (Target_arm::stub_factory): New method definition.
10679 (Target_arm::new_arm_input_section,
10680 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10681 Target_arm::reloc_uses_thumb_bit): New method declarations.
10682 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10683 New type definitions.
10684 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10685 member declarations.
10686 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10687 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10688 New method definitions.
10690 2009-11-03 Ian Lance Taylor <iant@google.com>
10692 * options.h (class General_options): Add --warn_constructors.
10694 2009-11-03 Ian Lance Taylor <iant@google.com>
10697 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10698 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10700 2009-11-03 Ian Lance Taylor <iant@google.com>
10703 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10704 --msgid-bugs-address.
10705 (install-pdf): New target.
10706 (install-data_yes): Look up one directory to find mkinstalldirs.
10708 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10710 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10713 2009-10-30 Doug Kwan <dougkwan@google.com>
10715 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10717 2009-10-30 Doug Kwan <dougkwan@google.com>
10719 * arm.cc (Stub_addend_reader): New struct template definition
10720 and partial specializations.
10721 (Stub_addend_reader::operator()): New method definition for a
10722 partially specialized template.
10724 2009-10-30 Doug Kwan <dougkwan@google.com>
10726 * arm.cc (Arm_relobj::processor_specific_flags): New method
10728 (Arm_relobj::do_read_symbols): New method declaration.
10729 (Arm_relobj::processor_specific_flags_): New data member declaration.
10730 (Arm_dynobj): New class definition.
10731 (Target_arm::do_finalize_sections): Add input_objects parameter.
10732 (Target_arm::do_adjust_elf_header): New method declaration.
10733 (Target_arm::are_eabi_versions_compatible,
10734 (Target_arm::merge_processor_specific_flags): New method declaration.
10735 (Target_arm::do_make_elf_object): New overloaded method definitions
10737 (Arm_relobj::do_read_symbols): New method definition.
10738 (Arm_dynobj::do_read_symbols): Ditto.
10739 (Target_arm::do_finalize_sections): Add input_objects parameters.
10740 Merge processor-specific flags from all input objects.
10741 (Target_arm::are_eabi_versions_compatible,
10742 Target_arm::merge_processor_specific_flags,
10743 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10744 New method definitions.
10745 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10746 Input_objects pointer type parameter.
10747 * layout.cc (Layout::finalize): Pass input objects to target's.
10748 finalize_sections function.
10749 * output.cc (Output_file_header::do_sized_write): Set ELF file
10750 header's processor-specific flags.
10751 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10752 Input_objects pointer type parameter.
10753 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10754 * target.h (Input_objects): New forward class declaration.
10755 (Target::processor_specific_flags,
10756 Target::are_processor_specific_flags_sect): New method definitions.
10757 (Target::finalize_sections): Add input_objects parameter.
10758 (Target::Target): Initialize processor_specific_flags_ and
10759 are_processor_specific_flags_set_.
10760 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10762 (Target::set_processor_specific_flags): New method definition.
10763 (Target::processor_specific_flags_,
10764 Target::are_processor_specific_flags_set_): New data member
10766 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10767 Input_objects pointer type parameter.
10769 2009-10-30 Doug Kwan <dougkwan@google.com>
10771 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10773 2009-10-28 Ian Lance Taylor <iant@google.com>
10775 * object.h (class Relobj): Drop options parameter from
10776 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10777 do_scan_relocs, do_relocate. Change all callers.
10778 (class Sized_relobj): Drop options parameters from
10779 do_gc_process_relocs, do_scan_relocs, do_relocate,
10780 do_relocate_sections, relocate_sections, emit_relocs_scan,
10781 emit_relocs_scan_reltype. Change all callers.
10782 (struct Relocate_info): Remove options field and all references to
10784 * reloc.h (class Read_relocs): Remove options constructor
10785 parameter and options_ field. Change all callers.
10786 (class Gc_process_relocs, class Scan_relocs): Likewise.
10787 (class Relocate_task): Likewise.
10788 * target-reloc.h (scan_relocs): Remove options parameter. Change
10790 (scan_relocatable_relocs): Likewise.
10791 * target.h (class Sized_target): Remove options parameter from
10792 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10794 * gc.h (gc_process_relocs): Remove options parameter. Change all
10796 * arm.cc: Update functions to remove options parameters.
10797 * i386.cc: Likewise.
10798 * powerpc.cc: Likewise.
10799 * sparc.cc: Likewise.
10800 * x86_64.cc: Likewise.
10801 * testsuite/testfile.cc: Likewise.
10803 2009-10-28 Doug Kwan <dougkwan@google.com>
10805 * arm.cc (Arm_relobj): New class definition.
10806 (Arm_relobj::scan_sections_for_stubs,
10807 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10808 New method definitions.
10810 2009-10-28 Cary Coutant <ccoutant@google.com>
10812 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10813 (Plugin::cleanup_done_): New member.
10814 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10815 (Plugin_manager::cleanup_done_): Remove.
10816 (Plugin_manager::add_input_file): Edit error message.
10817 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10818 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10820 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10822 * fileread.cc: (File_read::View::~View): Use the new
10823 data_ownership_ filed.
10824 (File_read::~File_read): Dispose the new whole_file_view_.
10825 (File_read::open): Mmap the whole file if needed.
10826 (File_read::open): Use whole_file_view_ instead of contents_.
10827 (File_read::find_view): Use whole_file_view_ if applicable.
10828 (File_read::do_read): Use whole_file_view_ instead of contents_.
10829 (File_read::make_view): Use whole_file_view_ instead of contents_,
10830 update File_read::View::View call.
10831 (File_read::find_or_make_view): Update File_read::View::View
10833 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10835 (File_read::View::Data_ownership): New enum.
10836 (File_read::View::View): Replace bool mapped_ with Data_ownership
10838 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10839 (File_read::View::data_ownership_): New field.
10840 (File_read::contents_): Remove (replaced by whole_file_view_).
10841 (File_read::whole_file_view_): New field.
10842 * options.h (class General_options): Add --keep-files-mapped.
10844 2009-10-27 Cary Coutant <ccoutant@google.com>
10846 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10847 * testsuite/Makefile.am (plugin_test_5): New test case.
10848 * testsuite/Makefile.in: Regenerate.
10850 2009-10-25 Doug Kwan <dougkwan@google.com>
10852 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10853 from private to protected to allow access by child class.
10854 (Sized_relobj::do_relocate_sections): New method declaration.
10855 (Sized_relobj::relocate_sections): Virtualize.
10856 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10857 Sized_relobj::relocate_sections. Instantiate template explicitly
10858 for different target sizes and endianity.
10860 2009-10-24 Doug Kwan <dougkwan@google.com>
10862 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10863 (Arm_input_section::as_arm_input_section): New method.
10864 (Arm_output_section): New class definition.
10865 (Arm_output_section::create_stub_group,
10866 Arm_output_section::group_sections): New method definitions.
10868 2009-10-22 Doug Kwan <dougkwan@google.com>
10870 * arm.cc (Arm_input_section): New class definition.
10871 (Arm_input_section::init, Arm_input_section:do_write,
10872 Arm_input_section::set_final_data_size,
10873 Arm_input_section::do_reset_address_and_file_offset): New method
10876 2009-10-21 Doug Kwan <dougkwan@google.com>
10878 * arm.cc (Stub_table, Arm_input_section): New forward class
10880 (Stub_table): New class defintion.
10881 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10882 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10883 New method definition.
10885 2009-10-21 Doug Kwan <dougkwan@google.com>
10887 * arm.cc: Update copyright comments.
10888 (Target_arm): New forward class template declaration.
10889 (Arm_address): New type.
10890 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10891 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10892 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10894 (Insn_template): Same.
10895 (DEF_STUBS): New macro.
10896 (Stub_type): New enum type.
10897 (Stub_template): New class definition.
10899 (Reloc_stub): Same.
10900 (Stub_factory): Same.
10901 (Target_arm::Target_arm): Initialize may_use_blx_ and
10902 should_force_pic_veneer_.
10903 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10904 Target_arm::should_force_pic_veneer,
10905 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10906 Target_arm::using_thumb_only, Target_arm:;default_target): New
10908 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10909 New data member declarations.
10910 (Insn_template::size, Insn_template::alignment): New method defintions.
10911 (Stub_template::Stub_template): New method definition.
10912 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10913 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10914 (Stub_factory::Stub_factory): New method definition.
10915 * gold.h (string_hash): New template.
10916 * output.h (Input_section_specifier::hash_value): Use
10918 (Input_section_specifier::string_hash): Remove.
10919 * stringpool.cc (Stringpool_template::string_hash): Use
10922 2009-10-20 Doug Kwan <dougkwan@google.com>
10924 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10925 symbols of relaxed input sections.
10926 * output.h (Output_section::find_relaxed_input_section): Make
10929 2009-10-16 Doug Kwan <dougkwan@google.com>
10931 * dynobj.cc (Versions::Versions): Initialize version_script_.
10932 Only insert base version symbol definition for a shared object
10933 if version script defines any version versions.
10934 (Versions::define_base_version): New method definition.
10935 (Versions::add_def): Check that base version is not needed.
10936 (Versions::add_need): Define base version lazily.
10937 * dynobj.h (Versions::define_base_version): New method declaration.
10938 (Versions::needs_base_version_): New data member declaration.
10939 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10940 (check_DATA): Add no_version_test.stdout.
10941 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10943 * testsuite/Makefile.in: Regenerate.
10944 * testsuite/no_version_test.c: New file.
10945 * testsuite/no_version_test.sh: Ditto.
10947 2009-10-16 Doug Kwan <dougkwan@google.com>
10949 * expression.cc (class Segment_start_expression): New class definition.
10950 (Segment_start_expression::value): New method definition.
10951 (script_exp_function_segment_start): Return a new
10952 Segment_start_expression.
10953 * gold/script-c.h (script_saw_segment_start_expression): New function
10955 * script-sections.cc (Script_sections::Script_sections): Initialize
10956 SAW_SEGMENT_START_EXPRESSION_ to false.
10957 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10958 and -Tbbs options to specify section addresses if given in
10959 command line and no SEGMENT_START expression is seen in a script.
10960 * script-sections.h (Script_sections::saw_segment_start_expression,
10961 Script_sections::set_saw_segment_start_expression): New method
10963 (Script_sections::saw_segment_start_expression_): New data member
10965 * script.cc (script_saw_segment_start_expression): New function.
10966 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10967 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10968 script_test_7.sh and script_test_8.sh.
10969 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10970 script_test_8.stdout.
10971 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10972 (script_test_6, script_test_6.stdout, script_test_7,
10973 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10974 * Makefile.in: Regenerate.
10975 * testsuite/script_test_6.sh: New file.
10976 * testsuite/script_test_6.t: Same.
10977 * testsuite/script_test_7.sh: Same.
10978 * testsuite/script_test_7.t: Same.
10979 * testsuite/script_test_8.sh: Same.
10981 2009-10-16 Doug Kwan <dougkwan@google.com>
10983 * output.cc (Output_segment::set_section_list_address): Cast
10984 expressions to unsigned long long type to avoid format warnings.
10986 2009-10-15 Ian Lance Taylor <iant@google.com>
10988 * script.cc (Script_options::add_symbol_assignment): Always add a
10989 dot assignment to script_sections_.
10990 * script-sections.cc (Script_sections::add_dot_assignment):
10991 Initialize if necessary.
10993 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10994 program headers with no load segment if there is a linker script.
10996 * layout.cc (Layout::set_segment_offsets): Align the file offset
10997 to the segment aligment for -N or -n with no load segment.
10998 * output.cc (Output_segment::add_output_section): Don't crash if
10999 the first section is a TLS section.
11000 (Output_segment::set_section_list_addresses): Print an error
11001 message if the address moves backward in a linker script.
11002 * script-sections.cc
11003 (Output_section_element_input::set_section_addresses): Don't
11004 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11005 (Orphan_output_section::set_section_addresses): Likewise.
11007 2009-10-15 Doug Kwan <dougkwan@google.com>
11009 * layout.cc (Layout::finish_dynamic_section): Generate tags
11010 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11011 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11012 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11014 2009-10-14 Ian Lance Taylor <iant@google.com>
11016 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11018 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11019 data_shdr fields of relinfo.
11020 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11021 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11022 R_386_TLS_LDO_32, adjust based on section flags.
11023 (Target_i386::Relocate::fix_up_ldo): Remove.
11025 2009-10-13 Ian Lance Taylor <iant@google.com>
11027 Add support for -pie.
11028 * options.h (class General_options): Add -pie and
11030 (General_options::output_is_position_independent): Test -pie.
11031 (General_options::output_is_executable): Return true if not shared
11032 and not relocatable.
11033 (General_options::output_is_pie): Remove.
11034 * options.cc (General_options::finalize): Reject incompatible uses
11036 * gold.cc (queue_middle_tasks): A -pie link is not static.
11037 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11038 * symtab.cc (Symbol::final_value_is_known): Return false if
11039 output_is_position_independent.
11040 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11041 output_is_position_independent.
11042 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11043 output_is_position_independent.
11044 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11045 output_is_position_independent.
11046 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11048 (basic_pie_test.o, basic_pie_test): New targets.
11049 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11050 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11051 (two_file_pie_test): New target.
11052 * testsuite/Makefile.in: Rebuild.
11053 * README: Remove note saying that -pie is not supported.
11055 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11057 * options.h (class General_options): Add -init and -fini.
11058 * layout.cc (Layout::finish_dynamic_section): Emit
11059 given init and fini functions.
11061 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11063 * gc.h (gc_process_relocs): Check if icf is enabled using new
11065 * gold.cc (queue_initial_tasks): Likewise.
11066 (queue_middle_tasks): Likewise.
11067 * object.cc (do_layout): Likewise.
11068 * symtab.cc (is_section_folded): Likewise.
11069 * main.cc (main): Likewise.
11070 * reloc.cc (Read_relocs::run): Likewise.
11071 (Sized_relobj::do_scan_relocs): Likewise.
11072 * icf.cc (is_function_ctor_or_dtor): New function.
11073 (Icf::find_identical_sections): Check if function is ctor or dtor when
11074 safe icf is chosen.
11075 * options.h (General_options::icf): Change option to be an enum.
11076 (Icf_status): New enum.
11077 (icf_enabled): New method.
11078 (icf_safe_folding): New method.
11079 (set_icf_status): New method.
11080 (icf_status_): New variable.
11081 * (options.cc) (General_options::finalize): Set icf_status_.
11082 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11083 icf_test and icf_keep_unique_test to use the --icf enum flag.
11084 * testsuite/icf_safe_test.sh: New file.
11085 * testsuite/icf_safe_test.cc: New file.
11087 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11089 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11090 includes to gc.h and icf.h.
11091 * arm.cc: Include gc.h.
11092 * gold.cc: Likewise.
11093 * i386.cc: Likewise.
11094 * powerpc.cc: Likewise.
11095 * sparc.cc: Likewise.
11096 * x86_64.cc: Likewise.
11097 * gc.h: Include icf.h.
11099 2009-10-11 Ian Lance Taylor <iant@google.com>
11101 * plugin.cc: Include "gold.h" before other header files.
11103 2009-10-10 Chris Demetriou <cgd@google.com>
11105 * options.h (Input_file_argument::Input_file_type): New enum.
11106 (Input_file_argument::is_lib_): Replace with...
11107 (Input_file_argument::type_): New member.
11108 (Input_file_argument::Input_file_argument): Take Input_file_type
11109 'type' rather than boolean 'is_lib' as second argument.
11110 (Input_file_argument::is_lib): Use type_.
11111 (Input_file_argument::is_searched_file): New function.
11112 (Input_file_argument::may_need_search): Handle is_searched_file.
11113 * options.cc (General_options::parse_library): Support -l:filename.
11114 (General_options::parse_just_symbols): Update for Input_file_argument
11116 (Command_line::process): Likewise.
11117 * archive.cc (Archive::get_file_and_offset): Likewise.
11118 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11119 * script.cc (read_script_file, script_add_file): Likewise.
11120 * fileread.cc (Input_file::Input_file): Likewise.
11121 (Input_file::will_search_for): Handle is_searched_file.
11122 (Input_file::open): Likewise.
11123 * readsyms.cc (Read_symbols::get_name): Likewise.
11124 * testsuite/Makefile.am (searched_file_test): New test.
11125 * testsuite/Makefile.in: Regenerate.
11126 * testsuite/searched_file_test.cc: New file.
11127 * testsuite/searched_file_test_lib.cc: New file.
11129 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11130 Ian Lance Taylor <iant@google.com>
11132 * descriptor.cc: Include <cstdio> and "binary-io.h".
11133 (Descriptors::open): Open the files in binary mode always.
11134 * script.cc (Lex::get_token): Treat \r as whitespace.
11136 2009-10-09 Ian Lance Taylor <iant@google.com>
11138 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11140 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11141 Ian Lance Taylor <iant@google.com>
11143 * configure.ac: Check for readv function also.
11144 * fileread.cc (readv): Define if not HAVE_READV.
11145 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11147 * config.in: Regenerate.
11148 * configure: Regenerate.
11150 2009-10-09 Doug Kwan <dougkwan@google.com>
11152 * layout.cc (Layout::make_output_section): Call target hook to make
11153 ordinary output section.
11154 (Layout::finalize): Adjust parameter list of call the
11155 Target::may_relax().
11156 * layout.h (class Layout::section_list): New method.
11157 * merge.h (Output_merge_base::entsize): Change visibility to public.
11158 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11160 (Output_merge_string::do_is_string): New method.
11161 * object.cc (Sized_relobj::do_setup): renamed from
11162 Sized_relobj::set_up.
11163 * object.h (Sized_relobj::adjust_shndx,
11164 Sized_relobj::initializ_input_to_output_maps,
11165 Sized_relobj::free_input_to_output_maps): Change visibilities to
11167 (Sized_relobj::setup): Virtualize.
11168 (Sized_relobj::do_setup): New method declaration.
11169 (Sized_relobj::invalidate_section_offset,
11170 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11171 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11172 * options.cc (parse_int): New function.
11173 * options.h (parse_int): New declaration.
11174 (DEFINE_int): New macro.
11175 (stub_group_size): New option.
11176 * output.cc (Output_section::Output_section): Initialize memebers
11177 merge_section_map_, merge_section_by_properties_map_,
11178 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11179 (Output_section::add_input_section): Handled deferred code-fill
11180 generation and remove an old comment.
11181 (Output_section::add_relaxed_input_section): New method definition.
11182 (Output_section::add_merge_input_section): Use merge section by
11183 properties map to speed to search. Update merge section maps
11185 (Output_section::build_relaxation_map): New method definition.
11186 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11188 (Output_section::relax_input_section): Renamed to
11189 Output_section::convert_input_sections_to_relaxed_sections and change
11190 interface to take a vector of pointers to relaxed sections.
11191 (Output_section::find_merge_section,
11192 Output_section::find_relaxed_input_section): New method definitions.
11193 (Output_section::is_input_address_mapped,
11194 Output_section::output_offset, Output_section::output_address):
11195 Use output section data maps to speed up searching.
11196 (Output_section::find_starting_output_address): Add comments.
11197 (Output_section::do_write,
11198 Output_section::write_to_postprocessing_buffer): Do code-fill
11199 generation as appropriate.
11200 (Output_section::get_input_sections): Invalidate relaxed input section
11202 (Output_section::restore_states): Adjust type of checkpoint .
11203 Invalidate relaxed input section map.
11204 * output.h (Output_merge_base): New class declaration.
11205 (Input_section_specifier): New class defintion.
11206 (class Output_relaxed_input_section) Change base class to
11207 Output_section_data_build.
11208 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11209 base class initializer.
11210 (Output_section::add_relaxed_input_section): New method declaration.
11211 (Output_section::Input_section): Change visibility to protected.
11212 (Output_section::Input_section::relobj,
11213 Output_section::Input_section::shndx): Handle relaxed input sections.
11214 Output_section::input_sections) Change visibility to protected. Also
11215 define overload to return a non-const pointer.
11216 (Output_section::Merge_section_properties): New class defintion.
11217 (Output_section::Merge_section_by_properties_map,
11218 Output_section::Output_section_data_by_input_section_map,
11219 Output_section::Relaxation_map): New types.
11220 (Output_section::relax_input_section): Rename method to
11221 Output_section::convert_input_sections_to_relaxed_sections and change
11222 interface to take a vector of relaxed section pointers.
11223 (Output_section::find_merge_section,
11224 Output_section::find_relaxed_input_section,
11225 Output_section::build_relaxation_map,
11226 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11227 New method declarations.
11228 (Output_section::merge_section_map_
11229 Output_section::merge_section_by_properties_map_,
11230 Output_section::relaxed_input_section_map_,
11231 Output_section::is_relaxed_input_section_map_valid_,
11232 Output_section::generate_code_fills_at_write_): New data members.
11233 * script-sections.cc
11234 (Output_section_element_input::set_section_addresses): Call
11235 current_data_size and addralign methods of relaxed input sections.
11236 (Orphan_output_section::set_section_addresses): Call current_data_size
11237 and addralign methods of relaxed input sections.
11238 * symtab.cc (Symbol_table::compute_final_value): Extract template
11239 from the body of Symbol_table::sized_finalize_symbol.
11240 (Symbol_table::sized_finalized_symbol): Call
11241 Symbol_table::compute_final_value.
11242 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11243 (Symbol_table::compute_final_value): New templated method declaration.
11244 * target.cc (Target::do_make_output_section): New method defintion.
11245 * target.h (Target::make_output_section): New method declaration.
11246 (Target::relax): Add more parameters for input objects, symbol table
11247 and layout. Adjust call to do_relax.
11248 (Target::do_make_output_section): New method declaration.
11249 (Target::do_relax): Add parameters for input objects, symbol table
11252 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11254 * pread.c: Include stdio.h.
11256 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11258 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11261 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11263 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11264 Change read_shndx type to unsigned int.
11265 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11267 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11268 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11269 Change read_shndx type to unsigned int.
11270 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11272 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11273 * layout.cc (Layout::create_symtab_sections): Cast the result of
11274 local_symcount * symsize to off_t in the gold_assert.
11276 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11278 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11279 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11281 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11282 (Arm_relocate_functions::thm_abs5): New function.
11283 (Arm_relocate_functions::abs12): New function.
11284 (Arm_relocate_functions::abs16): New function.
11285 (Arm_relocate_functions::base_abs): New function.
11286 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11287 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11288 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11290 (Scan::global): Likewise.
11291 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11292 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11293 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11294 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11297 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11299 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11300 (Arm_relocate_functions::movt_prel): New function.
11301 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11302 (Arm_relocate_functions::thm_movt_prel): New function.
11303 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11304 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11305 (Scan::global, Relocate::relocate): Likewise.
11306 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11308 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11310 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11311 Incremental_checker.
11312 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11314 (class Incremental_inputs_header): New class.
11315 (Incremental_inputs_header_writer): Edit comment.
11316 (Incremental_inputs_entry): New class.
11317 (Incremental_inputs_entry_writer): Edit comment.
11318 (Sized_incremental_binary::do_find_incremental_inputs_section):
11319 Add *strtab_shndx parameter, fill it.
11320 (Sized_incremental_binary::do_check_inputs): New method.
11321 (Incremental_checker::can_incrementally_link_output_file): Use
11322 Sized_incremental_binary::check_inputs.
11323 (Incremental_inputs::report_command_line): Save command line in
11326 (Incremental_binary::find_incremental_inputs_section): New
11328 (Incremental_binary::do_find_incremental_inputs_section): Add
11329 strtab_shndx parameter.
11330 (Incremental_binary::do_check_inputs): New pure virtual method.
11331 (Sized_incremental_binary::do_check_inputs): Declare.
11332 (Incremental_checker::Incremental_checker): Add incremental_inputs
11333 parameter, use it to initialize incremental_inputs_.
11334 (Incremental_checker::incremental_inputs_): New field.
11335 (Incremental_checker::command_line): New method.
11336 (Incremental_checker::inputs): New method.
11337 (Incremental_checker::command_line_): New field.
11339 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11341 * incremental.cc: Include <cstdarg> and "target-select.h".
11342 (vexplain_no_incremental): New function.
11343 (explain_no_incremental): New function.
11344 (Incremental_binary::error): New method.
11345 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11347 (make_sized_incremental_binary): New function.
11348 (open_incremental_binary): New function.
11349 (can_incrementally_link_file): Add checks if output is ELF and has
11351 * incremental.h: Include "elfcpp_file.h" and "output.h".
11352 (Incremental_binary): New class.
11353 (Sized_incremental_binary): New class.
11354 (open_incremental_binary): Declare.
11355 * object.cc (is_elf_object): Use
11356 elfcpp::Elf_recognizer::is_elf_file.
11357 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11358 * output.h (Output_file::filesize): New method.
11360 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11362 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11364 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11365 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11367 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11369 (Arm_relocate_functions::movw_abs_nc): New function.
11370 (Arm_relocate_functions::movt_abs): New function.
11371 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11372 (Arm_relocate_functions::thm_movt_abs): New function.
11373 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11374 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11375 (Scan::global): Likewise.
11376 (Relocate::relocate): Likewise.
11377 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11379 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11381 * arm.cc (Arm_relocate_functions::got_prel) New function.
11382 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11383 (Relocate::relocate): Likewise.
11384 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11386 2009-10-06 Ian Lance Taylor <iant@google.com>
11388 * options.h (class General_options): Define
11389 split_stack_adjust_size parameter.
11390 * object.h (class Object): Add uses_split_stack_ and
11391 has_no_split_stack_ fields. Add uses_split_stack and
11392 has_no_split_stack accessor functions. Declare
11393 handle_split_stack_section.
11394 (class Reloc_symbol_changes): Define.
11395 (class Sized_relobj): Define Function_offsets. Declare
11396 split_stack_adjust, split_stack_adjust_reltype, and
11398 * object.cc (Object::handle_split_stack_section): New function.
11399 (Sized_relobj::do_layout): Call handle_split_stack_section.
11400 * dynobj.cc (Sized_dynobj::do_layout): Call
11401 handle_split_stack_section.
11402 * reloc.cc (Sized_relobj::relocate_sections): Call
11403 split_stack_adjust for executable sections in split_stack
11404 objects. Pass reloc_map to relocate_section.
11405 (Sized_relobj::split_stack_adjust): New function.
11406 (Sized_relobj::split_stack_adjust_reltype): New function.
11407 (Sized_relobj::find_functions): New function.
11408 * target-reloc.h: Include "object.h".
11409 (relocate_section): Add reloc_symbol_changes parameter. Change
11411 * target.h (class Target): Add calls_non_split method. Declare
11412 do_calls_non_split virtual method. Declare match_view and
11414 * target.cc: Include "elfcpp.h".
11415 (Target::do_calls_non_split): New function.
11416 (Target::match_view): New function.
11417 (Target::set_view_to_nop): New function.
11418 * gold.cc (queue_middle_tasks): Give an error if mixing
11419 split-stack and non-split-stack objects with -r.
11420 * i386.cc (Target_i386::relocate_section): Add
11421 reloc_symbol_changes parameter.
11422 (Target_i386::do_calls_non_split): New function.
11423 * x86_64.cc (Target_x86_64::relocate_section): Add
11424 reloc_symbol_changes parameter.
11425 (Target_x86_64::do_calls_non_split): New function.
11426 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11428 * powerpc.cc (Target_powerpc::relocate_section): Add
11429 reloc_symbol_changes parameter.
11430 * sparc.cc (Target_sparc::relocate_section): Add
11431 reloc_symbol_changes parameter.
11432 * configure.ac: Call AM_CONDITIONAL for the default target.
11433 * configure: Rebuild.
11434 * testsuite/Makefile.am (TEST_AS): New variable.
11435 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11436 (check_DATA): Add split_i386 and split_x86_64 files.
11437 (SPLIT_DEFSYMS): Define.
11438 (split_i386_[1234n].o): New targets.
11439 (split_i386_[124]): New targets.
11440 (split_i386_[1234r].stdout): New targets.
11441 (split_x86_64_[1234n].o): New targets.
11442 (split_x86_64_[124]): New targets.
11443 (split_x86_64_[1234r].stdout): New targets.
11444 (MOSTLYCLEANFILES): Add new executables.
11445 * testsuite/split_i386.sh: New file.
11446 * testsuite/split_x86_64.sh: New file.
11447 * testsuite/split_i386_1.s: New file.
11448 * testsuite/split_i386_2.s: New file.
11449 * testsuite/split_i386_3.s: New file.
11450 * testsuite/split_i386_4.s: New file.
11451 * testsuite/split_i386_n.s: New file.
11452 * testsuite/split_x86_64_1.s: New file.
11453 * testsuite/split_x86_64_2.s: New file.
11454 * testsuite/split_x86_64_3.s: New file.
11455 * testsuite/split_x86_64_4.s: New file.
11456 * testsuite/split_x86_64_n.s: New file.
11457 * testsuite/testfile.cc (Target_test): Update relocation_section
11459 * testsuite/Makefile.in: Rebuild.
11461 2009-10-06 Ian Lance Taylor <iant@google.com>
11463 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11464 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11465 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11466 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11467 the address on ldo_addrs_.
11468 (Target_i386::Relocate::fix_up_ldo): New function.
11470 2009-10-06 Rafael Espindola <espindola@google.com>
11472 * plugin.cc (add_input_library): New.
11473 (Plugin::load): Add add_input_library to tv.
11474 (Plugin_manager::add_input_file): Add the is_lib argument.
11475 (add_input_file): Update call to Plugin_manager::add_input_file.
11476 (add_input_library): New.
11477 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11479 2009-09-30 Doug Kwan <dougkwan@google.com>
11481 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11482 symbol and call Symbol::may_need_copy_reloc to determine if
11483 a copy reloc is needed.
11484 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11485 nocopyreloc is given in command line.
11486 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11487 given in command line.
11488 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11489 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11490 of the removed Target_i386::may_need_copy_reloc.
11491 * options.h (copyreloc): New option with default value false.
11492 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11493 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11494 instead of the removed Target_powerpc::may_need_copy_reloc.
11495 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11496 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11497 instead of the removed Target_sparc::may_need_copy_reloc.
11498 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11499 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11500 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11501 instead of the removed Target_x86_64::may_need_copy_reloc.
11503 2009-09-30 Ian Lance Taylor <iant@google.com>
11505 * object.h (class Object): Remove target_ field, and target,
11506 sized_target, and set_target methods.
11507 (Object::sized_target): Remove.
11508 (class Sized_relobj): Update declarations. Remove sized_target.
11509 * object.cc (Sized_relobj::setup): Remove target parameter.
11510 Change all callers.
11511 (Input_objects::add_object): Don't do anything with the target.
11512 (make_elf_sized_object): Add punconfigured parameter. Change all
11513 callers. Set or test parameter target.
11514 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11515 Change all callers.
11516 * parameters.cc (Parameters::set_target): Change parameter type to
11518 (Parameters::default_target): Remove.
11519 (set_parameters_target): Change parameter type to be non-const.
11520 (parameters_force_valid_target): New function.
11521 (parameters_clear_target): New function.
11522 * parameters.h (class Parameters): Update declarations. Remove
11523 default_target method. Add sized_target and clear_target
11524 methods. Change target_ to be non-const.
11525 (set_parameters_target): Update declaration.
11526 (parameters_force_valid_target): Declare.
11527 (parameters_clear_target): Declare.
11528 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11529 as NULL if we aren't searching.
11530 (Add_symbols::run): Don't check for compatible target.
11531 * fileread.cc (Input_file::open_binary): Call
11532 parameters_force_valid_target.
11533 * gold.cc (queue_middle_tasks): Likewise.
11534 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11535 set_target on object.
11536 * dynobj.h (class Sized_dynobj): Update declarations.
11537 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11538 make_elf_object returns NULL.
11539 (Archive::include_member): Don't check whether object target is
11541 * output.cc (Output_section::add_input_section): Get target from
11543 (Output_section::relax_input_section): Likewise.
11544 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11546 (Sized_relobj::do_scan_relocs): Likewise.
11547 (Sized_relobj::relocate_sections): Likewise.
11548 * resolve.cc (Symbol_table::resolve): Likewise.
11549 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11550 parameter. Change all callers.
11551 (Symbol_table::add_from_object): Get target from parameters.
11552 (Symbol_table::add_from_relobj): Don't check object target.
11553 (Symbol_table::add_from_dynobj): Likewise.
11554 (Symbol_table::define_special_symbol): Get target from
11556 * symtab.h (class Symbol_table): Update declaration.
11557 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11558 parameter. Change all callers. Clear parameter target.
11559 (Binary_test): Test target here.
11560 * testsuite/object_unittest.cc (gold_testsuite): Remove
11561 target_test_pointer parameter. Change all callers.
11562 (Object_test): Test target here.
11564 2009-09-26 Ian Lance Taylor <iant@google.com>
11566 * testsuite/initpri1.c: Don't try to use constructor priorities if
11567 compiling with gcc before 4.3.
11569 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11571 * testsuite/retain_symbols_file_test.sh (check_present): Change
11572 output file name to retain_symbols_file_test.stdout.
11573 (check_absent): Likewise.
11575 2009-09-18 Craig Silverstein <csilvers@google.com>
11577 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11578 * options.cc: Include <cerrno> and <fstream>.
11579 (General_options::finalize): Parse -retain-symbols-file tag.
11580 * options.h: New flag.
11581 (General_options): New method should_retain_symbol, new
11582 variable symbols_to_retain.
11583 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11584 should_retain_symbol map.
11585 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11586 * testsuite/Makefile.in: Regenerate.
11587 * testsuite/retain_symbols_file_test.sh: New file.
11589 2009-09-18 Nick Clifton <nickc@redhat.com>
11591 * po/es.po: Updated Spanish translation.
11593 2009-09-17 Doug Kwan <dougkwan@google.com>
11595 * debug.h (DEBUG_RELAXATION): New constant.
11596 (DEBUG_ALL): Add DEBUG_RELAXATION.
11597 (debug_string_to_enum): Add relaxation debug option.
11599 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11600 Layout::Relaxation_debug_check::read_sections,
11601 Layout::Relaxation_debug_check::read_sections): New method definitions.
11602 (Layout::Layout): Initialize data members
11603 record_output_section_data_from_scrips_,
11604 script_output_section_data_list_ and relaxation_debug_check_.
11605 (Layout::save_segments, Layout::restore_segments,
11606 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11607 Layout::relaxation_loop_body): New method definitions.
11608 (Layout::finalize): Support relaxation. Move section layout code to
11609 Layout::relaxation_loop_body.
11610 (Layout::set_asection_address_from_script): Move code for orphan
11611 section placement out.
11612 (Layout::place_orphan_sections_in_script): New method definition.
11613 * layout.h (Output_segment_headers, Output_file_header):
11614 New forward class declarations.
11615 (Layout::~Layout): Define.
11616 (Layout::new_output_section_data_from_script): New method definition.
11617 (Layout::place_orphan_sections_in_script): New method declaration.
11618 (Layout::Segment_states): New type declaration.
11619 (Layout::save_segments, Layout::restore_segments,
11620 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11621 Layout::relaxation_loop_body): New method declarations.
11622 (Layout::Output_section_data_list): New type declaration.
11623 (Layout::Relaxation_debug_check): New class definition.
11624 (Layout::record_output_section_data_from_script_,
11625 Layout::script_output_section_data_list_, Layout::segment_states_,
11626 Layout::relaxation_debug_check_): New data members.
11627 * output.cc: (Output_section_headers::do_size): New method definition.
11628 (Output_section_headers::Output_section_headers): Move size
11629 computation to Output_section_headers::do_size.
11630 (Output_segment_headers::do_size): New method definition.
11631 (Output_file_header::Output_file_header): Move size computation to
11632 Output_file_header::do_size and call it.
11633 (Output_file_header::do_size): New method definition.
11634 (Output_data_group::Output_data_group): Adjust call to
11635 Output_section_data.
11636 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11637 (Output_symtab_xindex::do_write): Add array bound check.
11638 (Output_section::Input_section::print_to_mapfile): Handle
11639 RELAXED_INPUT_SECTION_CODE.
11640 (Output_section::Output_section): Initialize data member checkpoint_.
11641 (Output_section::~Output_section): Delete checkpoint object pointed
11643 (Output_section::add_input_section): Always add an Input_section if
11645 (Output_section::add_merge_input_section): Add assert.
11646 (Output_section::relax_input_section): New method definition.
11647 (Output_section::set_final_data_size): Set load address to zero for
11648 an unallocated section.
11649 (Output_section::do_address_and_file_offset_have_reset_values):
11650 New method definition.
11651 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11652 Handle relaxed input section.
11653 (Output_section::sort_attached_input_sections): Checkpoint input
11654 section list lazily.
11655 (Output_section::get_input_sections): Change type of input_sections to
11656 list of Simple_input_section pointers. Checkpoint input section list
11657 lazily. Also handle relaxed input sections.
11658 (Output_section::add_input_section_for_script): Take a reference to
11659 a Simple_input_section object instead of Relobj pointer and section
11660 index as parameter. Handle relaxed input sections.
11661 (Output_section::save_states, Output_section::restore_states): New
11662 method definitions.
11663 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11664 (Output_data::is_data_size_fixed): New method definition.
11665 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11667 (Output_data::address_and_file_offset_have_reset_values): New method
11669 (Output_data::do_address_and_file_offset_have_reset_values): New method
11671 (Output_data::set_data_size): Check that data size is not fixed.
11672 (Output_data::fix_data_size): New method definition.
11673 (Output_data::is_data_size_fixed_): New data member.
11674 (Output_section_headers::set_final_data_size): New method definition.
11675 (Output_section_headers::do_size): New method declaration.
11676 (Output_segment_headers::set_final_data_size): New method definition.
11677 (Output_segment_headers::do_size): New method declaration.
11678 (Output_file_header::set_final_data_size)::New method definition.
11679 (Output_file_header::do_size)::New method declaration.
11680 (Output_section_data::Output_section_data): Add new parameter
11681 is_data_size_fixed and use it to fix data size.
11682 (Output_data_const::Output_data_const): Adjust call to base class
11683 constructor and fix data size.
11684 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11685 base class constructor and fix data size.
11686 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11687 base class constructor and fix data size.
11688 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11689 class constructor and fix data size.
11690 (Output_data_group::set_final_data_size): New method definition.
11691 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11692 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11693 class constructor and fix data size.
11694 (Output_relaxed_input_section): New class definition.
11695 (Output_section::Simple_input_section): New class definition.
11696 (Output_section::get_input_sections): Adjust parameter list.
11697 (Output_section::add_input_section_for_script): Same.
11698 (Output_section::save_states, Output_section::restore_states,
11699 Output_section::do_address_and_file_offset_have_reset_values,
11700 (Output_section::Input_section::Input_section): Handle
11701 RELAXED_INPUT_SECTION_CODE. Add new overload for
11702 Output_relaxed_input_section.
11703 (Output_section::Input_section::is_input_section,
11704 Output_section::Input_section::set_output_section): Handle relaxed
11706 (Output_section::Input_section::is_relaxed_input_section,
11707 Output_section::Input_section::output_section_data,
11708 Output_section::Input_section::relaxed_input_section): New method
11710 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11712 (Output_section::Input_section::u1_): Update comments.
11713 (Output_section::Input_section::u2_): Add new union member poris.
11714 (Output_section::Checkpoint_output_section): New classs definition.
11715 (Output_section::relax_input_section): New method declaration.
11716 (Output_section::checkpoint_): New data member.
11717 (Output_segment): Update comments.
11718 (Output_segment::Output_segment): Un-privatize copy constructor.
11719 (Output_segment::operator=): Un-privatize.
11720 * script-sections.cc (Output_section_element::Input_section_list):
11721 Change element type to Output_section::Simple_input_section.
11722 (Output_section_element_dot_assignment::set_section_addresses):
11723 Register output section data for relaxation clean up.
11724 (Output_data_exression::Output_data_expression): Adjust call to base
11725 constructor to fix data size.
11726 (Output_section_element_data::set_section_addresses): Register
11727 Output_data_expression object for relaxation clean up.
11728 (struct Input_section_info): Replace Relobj pointer and section index
11729 pair with Output_section::Simple_input_section and Convert struct to a
11731 (Input_section_sorter::operator()): Adjust access to
11732 Input_section_info data member to use accessors.
11733 (Output_section_element_input::set_section_addresses): Use layout
11734 parameter. Adjust code to use Output_section::Simple_input_section
11735 and Input_secction_info classes. Register filler for relaxation
11737 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11738 and section index pair with Output_section::Simple_input_section
11739 class. Adjust code accordingly.
11740 (Phdrs_element::release_segment): New method definition.
11741 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11743 (Script_sections::release_segments): New method definition.
11744 * gold/script-sections.h (Script_sections::release_segments): New
11745 method declaration.
11746 * gold/target.h (Target::may_relax, Target::relax,
11747 Target::do_may_relax, Target::do_relax): New method definitions.
11749 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11751 * arm.cc (has_signed_unsigned_overflow): New function.
11752 (Arm_relocate_functions::abs8): New function.
11753 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11754 (Target_arm::Scan::global): Likewise.
11755 (Target_arm::relocate::relocate): Likewise.
11756 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11759 2009-09-16 Cary Coutant <ccoutant@google.com>
11761 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11762 * testsuite/Makefile.in: Regenerate.
11764 2009-09-11 Nick Clifton <nickc@redhat.com>
11766 * po/gold.pot: Updated by the Translation project.
11768 2009-09-08 Cary Coutant <ccoutant@google.com>
11770 * output.cc (Output_file::open): Add execute permission to empty file.
11771 * testsuite/Makefile.am (permission_test): New test.
11772 * testsuite/Makefile.in: Regenerate.
11774 2009-09-02 Ian Lance Taylor <iant@google.com>
11776 * output.cc (Output_file::resize): Call map_no_anonymous rather
11779 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11781 * gold.cc: Include "incremental.h".
11782 (queue_initial_tasks): Call Incremental_checker methods.
11783 * incremental.cc: Include "output.h".
11784 (Incremental_checker::can_incrementally_link_output_file): New
11786 * incremental.h (Incremental_checker): New class.
11788 * output.cc (Output_file::open_for_modification): New method.
11789 (Output_file::map_anonymous): Changed return type to bool. Record
11790 map in base_ field.
11791 (Output_file::map_no_anonymous): New method, broken out of map.
11792 (Output_file::map): Use map_no_anonymous and map_anonymous.
11793 * output.h (class Output_file): Update declarations.
11795 2009-08-24 Cary Coutant <ccoutant@google.com>
11797 * options.h (Command_line::Pre_options): New class.
11798 (Command_line::pre_options): New member.
11799 * options.cc (gold::options::ready_to_register): New variable.
11800 (One_option::register_option): Do nothing if not registering options.
11801 Assert if same short option registered twice.
11802 (General_options::General_options): Turn off option registration when
11804 (Command_line::Pre_options::Pre_options): New constructor.
11806 2009-08-24 Cary Coutant <ccoutant@google.com>
11808 * options.h (General_options::no_keep_memory): Remove incorrect
11811 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11813 * Makefile.am (am__skiplex, am__skipyacc): New.
11814 * Makefile.in: Regenerate.
11816 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11818 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11819 (INCLUDES): ... this.
11820 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11821 (AM_CPPFLAGS): Renamed from ...
11822 (INCLUDE): ... this.
11823 * Makefile.in, testsuite/Makefile.in: Regenerate.
11825 * Makefile.in: Regenerate.
11826 * aclocal.m4: Likewise.
11827 * config.in: Likewise.
11828 * configure: Likewise.
11829 * testsuite/Makefile.in: Likewise.
11831 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11832 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11833 * Makefile.in: Regenerate.
11834 * testsuite/Makefile.in: Regenerate.
11836 2009-08-19 Cary Coutant <ccoutant@google.com>
11838 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11839 symbols in shared libraries overridden by hidden or internal symbols
11840 in the main program.
11842 2009-08-19 Chris Demetriou <cgd@google.com>
11844 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11845 checking source file names in error messages.
11847 2009-08-18 Doug Kwan <dougkwan@google.com>
11849 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11850 an elcpp::Ehdr as parameter. Adjust call to set_target.
11851 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11852 an elfcpp::Ehdr as parameter.
11853 * object.cc (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. Adjust call to set_target.
11857 (make_elf_sized_object): Find target and ask target to
11858 make an ELF object.
11859 * object.h: (Object::set_target): Remove the version that looks up
11860 a target and sets it.
11861 (Sized_relobj::setup): Take a Target object instead of
11862 an elfcpp:Ehdr as parameter.
11863 * target.cc: Include dynobj.h.
11864 (Target::do_make_elf_object_implementation): New.
11865 (Target::do_make_elf_object): New.
11866 * target.h (Target::make_elf_object): New template declaration.
11867 (Target::do_make_elf_object): New method declarations.
11868 (Target::do_make_elf_object_implementation): New template declaration.
11870 2009-08-14 Ian Lance Taylor <iant@google.com>
11872 * gold.h (FUNCTION_NAME): Define.
11873 (gold_unreachable): Use FUNCTION_NAME.
11875 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11877 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11878 symbol in the --keep-unique list is not found.
11880 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11882 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11883 been maked as --keep-unique.
11884 (Icf::unfold_section): New function.
11885 * icf.h (Icf::unfold_section): New function.
11886 * options.h (General_options::keep_unique): New option.
11887 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11888 * testsuite/Makefile.in: Regenerate.
11889 * testsuite/icf_keep_unique_test.sh: New file.
11890 * testsuite/icf_keep_unique_test.cc: New file.
11892 2009-08-12 Cary Coutant <ccoutant@google.com>
11895 * resolve.cc (Symbol_table::resolve): Check for references from
11896 dynamic objects to hidden and internal symbols.
11897 * testsuite/Makefile.am (hidden_test.sh): New test.
11898 * testsuite/Makefile.in: Regenerate.
11899 * testsuite/hidden_test.sh: New script.
11900 * testsuite/hidden_test_1.c: New test source.
11901 * testsuite/hidden_test_main.c: New test source.
11903 2009-08-11 Doug Kwan <dougkwan@google.com>
11905 * arm.cc: Update comments.
11906 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11907 segment to locate the .ARM.exidx section if present.
11909 2009-08-09 Doug Kwan <dougkwan@google.com>
11911 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11914 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11915 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11918 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11920 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11921 valid tls_segment only for non-debug-section relocations.
11922 * testsuite/Makefile.am: Add gc_tls_test.
11923 * testsuite/Makefile.in: Regenerate.
11924 * testsuite/gc_tls_test.cc: New file.
11925 * testsuite/gc_tls_test.sh: New file.
11927 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11929 * icf.cc: New file.
11931 * Makefile.am (CCFILES): Add icf.cc.
11932 (HFILES): Add icf.h
11933 * Makefile.in: Regenerate.
11934 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11935 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11936 section, symbol and addend information for the relocs.
11937 * gold.cc (queue_middle_tasks): Call identical code folding.
11938 * gold.h: Add defines for multimap.
11939 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11940 to the call of finalize_local_symbols.
11941 * main.cc (main): Create object of class Icf.
11942 * object.cc (Sized_relobj::do_layout): Allow this function to be
11943 called twice during icf.
11944 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11945 to sections marked as identical by icf.
11946 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11948 (Sized_relobj::do_section_entsize): New function.
11949 * object.h (Object::section_entsize): New function.
11950 (Object::do_section_entsize): New pure virtual function.
11951 (Relobj::finalize_local_symbols): Add new parameter.
11952 (Relobj::do_section_entsize): New function.
11953 * options.h (General_options::icf): New option.
11954 (General_options::icf_iterations): New option.
11955 (General_options::print_icf_sections): New option.
11956 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11957 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11958 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11960 * symtab.cc (Symbol_table::is_section_folded): New function.
11961 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11962 to sections marked as identical by icf.
11963 * symtab.h (Symbol_table::set_icf): New function.
11964 (Symbol_table::icf): New function.
11965 (Symbol_table::is_section_folded): New function.
11966 (Symbol_table::icf_): New data member.
11967 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11968 * testsuite/Makefile.am: Add commands to build icf_test.
11969 * testsuite/Makefile.in: Regenerate.
11970 * testsuite/icf_test.sh: New file.
11971 * testsuite/icf_test.cc: New file.
11973 2009-07-24 Chris Demetriou <cgd@google.com>
11975 * layout.cc (is_compressible_debug_section): Fix incorrect
11976 comment about compressed section names.
11978 2009-07-20 Ian Lance Taylor <ian@airs.com>
11981 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11983 2009-07-16 Ian Lance Taylor <iant@google.com>
11986 * layout.h: #include <map>.
11987 (class Kept_section): Change from struct to class. Add accessors
11988 and setters. Add section size to Comdat_group mapping. Change
11989 Comdat_group to std::map. Add is_comdat_ field. Add
11990 linkonce_size field in union.
11991 (class Layout): Update declaration of find_or_add_kept_section.
11992 Don't declare find_kept_object.
11993 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11994 parameter. Add object, shndx, is_comdat, and is_group_name
11995 parameters. Change all callers. Adjust for new Kept_section.
11996 (Layout::find_kept_object): Remove.
11997 * object.cc (Sized_relobj::include_section_group): Update use of
11998 Kept_section. Rename secnum to shndx. Only record
11999 Kept_comdat_section if sections are the same size.
12000 (Sized_relobj::include_linkonce_section): Update use of
12001 Kept_section. Only record Kept_comdat_section if sections are the
12002 same size. Set size of linkonce section.
12003 (Sized_relobj::map_to_kept_section): Update call to
12004 get_kept_comdat_section.
12005 * object.h (class Sized_relobj): Rename fields in
12006 Kept_comdat_section to drop trailing underscores; change object
12007 field to Relobj*. Change Kept_comdat_section_table to store
12008 struct rather than pointer.
12009 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12010 Add kept_object and kept_shndx parameters. Change all callers.
12011 (Sized_relobj::get_kept_comdat_section): Change return type to
12012 bool. Add kept_object and kept_shndx parameters. Change all
12014 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12015 Layout::find_or_add_kept_section.
12017 2009-07-09 Ian Lance Taylor <iant@google.com>
12019 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12020 Reserve space in the hash table.
12022 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12024 * fileread.cc (File_read::get_mtime): New method.
12025 * fileread.h (Timespec): New structure.
12026 (File_read::get_mtime): New method.
12027 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12028 Renamed from timestamp_nsec.
12029 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12031 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12033 (Incremental_inputs::report_archive): Save mtime; style fix.
12034 (Incremental_inputs::report_obejct): Save mtime; style fix.
12035 (Incremental_inputs::report_script): Save mtime; style fix.
12036 (Incremental_inputs::finalize_inputs): Style fix.
12037 (Incremental_inputs::finalize): Style fix.
12038 (Incremental_inputs::create_input_section_data): Store inputs
12040 * incremental.h (Incremental_inputs::report_script): Add mtime
12042 (Incremental_inputs::Input_info::Input_info): Intialize only one
12044 (Incremental_inputs::Input_info::archive): Move to nameless
12046 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12047 (Incremental_inputs::Input_info::script): Move to nameless union.
12048 (Incremental_inputs::mtime): New field.
12049 * script.cc (read_input_script): Pass file mtime to
12051 * script.h (Script_info::inputs): Style fix.
12053 2009-07-01 Ian Lance Taylor <ian@airs.com>
12055 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12058 2009-06-24 Ian Lance Taylor <iant@google.com>
12061 * layout.cc (Layout::choose_output_section): If we find an
12062 existing section, update the flags.
12063 (Layout::create_notes): New function, broken out of
12065 (Layout::finalize): Don't create note sections.
12066 (Layout::create_note): Don't crash if linker script discards
12068 (Layout::create_gold_note): Likewise.
12069 (Layout::create_build_id): Likewise. Don't set
12070 after_input_sections on the section.
12071 (Layout::create_executable_stack_info): Remove target parameter.
12073 * layout.h (class Layout): Declare create_notes. Update
12074 declaration of create_executable_stack_info.
12075 * gold.cc (queue_middle_tasks): Call create_notes.
12076 * output.cc (Output_section::update_flags_for_input_section): Move
12077 here from output.h. If SHF_ALLOC flag is newly set, mark address
12079 * output.h (Output_data::mark_address_invalid): New function.
12080 (class Output_section): Only declare, not define,
12081 update_flags_for_input_section. Remove set_flags.
12083 2009-06-24 Ian Lance Taylor <iant@google.com>
12085 * script-sections.cc (Output_section_definition::
12086 set_section_addresses): Rename shadowing local load_address to
12089 2009-06-24 Ian Lance Taylor <iant@google.com>
12092 * reloc.cc (relocate_sections): Skip empty relocation sections.
12094 2009-06-23 Ian Lance Taylor <iant@google.com>
12097 * layout.cc (Layout::create_note): Use choose_output_section
12098 rather than make_output_section.
12100 2009-06-23 Ian Lance Taylor <iant@google.com>
12103 * options.cc (General_options::parse_V): Set printed_version_.
12104 (General_options::General_options): Initialize printed_version_.
12105 * options.h (class General_options): Add printed_version_ field.
12106 * gold.cc (queue_initial_tasks): If there are no input files,
12107 don't give a fatal error if we printed the version information.
12108 (queue_middle_tasks): If using -r with a shared object, give a
12109 fatal error rather than an ordinary error.
12111 2009-06-23 Ian Lance Taylor <iant@google.com>
12114 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12115 (Layout::make_output_section): Set have_stabstr_section_ if we see
12116 a .stab*str section.
12117 (Layout::finalize): Call link_stabs_sections.
12118 (Layout::link_stabs_sections): New file.
12119 * layout.h (class Layout): Add have_stabstr_section_ field.
12120 Declare link_stabs_sections.
12122 2009-06-23 Doug Kwan <dougkwan@google.com>
12124 * Makefile.am (libgold_a_LIBADD): New.
12125 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12126 * Makefile.in: Regenerate.
12127 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12128 * configure: Regenerate.
12129 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12130 * fileread.cc: Include sys/state.h
12131 * gold.h: Declare memmem and strndup if found missing.
12132 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12134 2009-06-23 Ian Lance Taylor <iant@google.com>
12136 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12137 * configure: Rebuild.
12139 2009-06-23 Ian Lance Taylor <iant@google.com>
12142 * object.cc (Object::section_contents): Don't try to get a view if
12143 the section has length zero.
12144 (Object::handle_gnu_warning_section): If the section is empty, use
12145 the name of the section as the warning.
12147 2009-06-23 Ian Lance Taylor <iant@google.com>
12150 * stringpool.h (class Stringpool_template): Add optimize_ field.
12151 (Stringpool_template::set_optimize): New function.
12152 * stringpool.cc (Stringpool_template::Stringpool_template):
12153 Initialize optimize_ field.
12154 (Stringpool_template::set_string_offsets): Test local optimize
12155 fild rather than parameter.
12156 * layout.cc (Layout::Layout): Call set_optimize on the section
12159 2009-06-22 Ian Lance Taylor <iant@google.com>
12162 * yyscript.y: Parse TARGET.
12163 * script.cc (script_set_target): New function.
12164 * script-c.h (script_set_target): Declare.
12165 * options.cc (General_options::string_to_object_format): Rename
12166 from string_to_object_format in anonymous namespace. Change
12168 * options.h (class General_options): Declare
12169 string_to_object_format.
12171 2009-06-22 Ian Lance Taylor <iant@google.com>
12173 * script-sections.cc (Script_sections::create_segments): Don't put
12174 program headers in a PT_LOAD segment if -n or -N.
12176 2009-06-22 Ian Lance Taylor <iant@google.com>
12179 * options.h (class General_options): Add -z lazy and -z now. Sort
12180 -z options into alphabetical order.
12181 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12183 2009-06-21 Ian Lance Taylor <iant@google.com>
12185 * layout.cc (Layout::make_output_section): Call
12186 Target::new_output_section.
12187 (Layout::attach_allocated_section_to_segment): Put large section
12188 sections in a separate load segment with the large segment flag
12190 (Layout::segment_precedes): Sort large data segments after other
12192 (align_file_offset): New static function.
12193 (Layout::set_segment_offsets): Use align_file_offset.
12194 * output.h (class Output_section): Add is_small_section_ and
12195 is_large_section_ fields.
12196 (Output_section::is_small_section): New function.
12197 (Output_section::set_is_small_section): New function.
12198 (Output_section::is_large_section): New function.
12199 (Output_section::set_is_large_section): New function.
12200 (Output_section::is_large_data_section): New function.
12201 (class Output_segment): Add is_large_data_segment_ field.
12202 (Output_segment::is_large_data_segment): New function.
12203 (Output_segment::set_is_large_data_segment): New function.
12204 * output.cc (Output_section::Output_section): Initialize new
12206 (Output_segment::Output_segment): Likewise.
12207 (Output_segment::add_output_section): Add assertion that large
12208 data sections always go in large data segments. Force small data
12209 sections to the end of the list of data sections. Force small BSS
12210 sections to the start of the list of BSS sections. For large BSS
12211 sections to the end of the list of BSS sections.
12212 * symtab.h (class Symbol): Declare is_common_shndx.
12213 (Symbol::is_defined): Check Symbol::is_common_shndx.
12214 (Symbol::is_common): Likewise.
12215 (class Symbol_table): Define enum Commons_section_type. Update
12216 declarations. Add small_commons_ and large_commons_ fields.
12217 * symtab.cc (Symbol::is_common_shndx): New function.
12218 (Symbol_table::Symbol_table): Initialize new fields.
12219 (Symbol_table::add_from_object): Put small and large common
12220 symbols in the right list.
12221 (Symbol_table::sized_finalized_symbol): Check
12222 Symbol::is_common_shndx.
12223 (Symbol_table::sized_write_globals): Likewise.
12224 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12225 common symbol lists. Don't call do_allocate_commons_list if the
12227 (Symbol_table::do_allocate_commons_list): Remove is_tls
12228 parameter. Add comons_section_type parameter. Change all
12229 callers. Handle small and large common symbols.
12230 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12231 Symbol::is_common_shndx.
12232 * resolve.cc (symbol_to_bits): Likewise.
12233 * target.h (Target::small_common_shndx): New function.
12234 (Target::small_common_section_flags): New function.
12235 (Target::large_common_shndx): New function.
12236 (Target::large_common_section_flags): New function.
12237 (Target::new_output_section): New function.
12238 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12239 small_common_section_flags, and large_common_section_flags
12241 (Target::do_new_output_section): New virtual function.
12242 * arm.cc (Target_arm::arm_info): Initialize new fields.
12243 * i386.cc (Target_i386::i386_info): Likewise.
12244 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12246 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12247 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12248 (Target_x86_64::do_new_output_section): New function.
12249 * configure.ac: Define conditional MCMODEL_MEDIUM.
12250 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12251 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12252 (large_LDFLAGS): Define.
12253 * testsuite/large.c: New file.
12254 * testsuite/testfile.cc (Target_test::test_target_info):
12255 Initialize new fields.
12256 * configure, testsuite/Makefile.in: Rebuild.
12258 2009-06-05 Doug Kwan <dougkwan@google.com>
12260 * Makefile.am (CCFILES): Add target.cc.
12261 * Makefile.in: Regenerate.
12262 * i386.cc (class Target_i386): Define new virtual method to
12263 override do_is_local_label_name in parent.
12264 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12265 local symbols if --discard-locals or -X is given.
12266 * options.h (class General_options): Declare new options
12267 '--discard-locals' and '-X' for discarding locals.
12268 * target.h (class Target): Define new methods is_local_label_name.
12269 Declare new virtual method do_is_local_label_name.
12270 * target.cc: New file.
12271 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12272 (check_SCRIPTS): Add discard_locals_test.sh.
12273 (check_DATA): Add discard_local_tests.syms.
12274 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12275 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12276 * testsuite/Makefile.in: Regenerate.
12277 * testsuite/discard_locals_test.c: New file.
12278 * testsuite/discard_locals_test.sh: Same.
12280 2009-06-05 Doug Kwan <dougkwan@google.com>
12282 * object.cc (Sized_relobj::Sized_relobj): Initialize
12283 discarded_eh_frame_shndx_ to -1U.
12284 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12286 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12287 a discarded .eh_frame section.
12288 (Sized_relobj::do_finalize_local_symbols): Ditto.
12289 * object.h (class Sized_relobj): Declare new member
12290 discarded_eh_frame_shndx_.
12291 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12292 (local_labels_test.o, local_labels_test): New rules.
12293 * testsuite/Makefile.in: Regenerate.
12295 2009-06-04 Doug Kwan <dougkwan@google.com>
12297 * layout.cc (Layout::section_name_mapping): Add mapping for
12298 special ARM sections.
12300 2009-06-03 Doug Kwan <dougkwan@google.com>
12302 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12303 (utils::has_overflow): Same.
12305 2009-06-03 Ian Lance Taylor <iant@google.com>
12307 * layout.cc (Layout::section_name_mapping): New array, replacing
12308 Layout::linkonce_mapping.
12309 (Layout::section_name_mapping_count): New variable, replacing
12310 Layout::linkonce_mapping_count.
12311 (Layout::linkonce_output_name): Remove.
12312 (Layout::output_section_name): Rewrite.
12313 * layout.h (class Layout): Rename Linkonce_mapping to
12314 Section_name_mapping, linkonce_mapping to section_name_mapping,
12315 linkonce_mapping_count to section_name_mapping_count. Don't
12316 declare linkonce_output_name.
12318 2009-06-03 Doug Kwan <dougkwan@google.com>
12320 * gold/arm.cc (namespace utils): New.
12321 (Target_arm::reloc_is_non_pic): Define new method.
12322 (class Arm_relocate_functions): New.
12323 (Target_arm::Relocate::relocate): Handle relocation types used by
12326 2009-06-03 Ian Lance Taylor <iant@google.com>
12328 * arm.cc (Target_arm::scan::global): Use || instead of |.
12330 2009-06-02 Doug Kwan <dougkwan@google.com>
12332 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12333 issued_non_pic_error_.
12334 (class Target_arm::Scan): Declare new method check_non_pic.
12335 Define new method symbol_needs_plt_entry.
12336 Declare new data member issued_non_pic_error_.
12337 (class Target_arm::Relocate): Declare new method
12338 should_apply_static_reloc.
12339 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12340 (Target_arm::Scan::check_non_pic): Define new method.
12341 (Target_arm::Scan::local): Handle a small subset of reloc types used
12343 (Target_arm::Scan::local): Same.
12344 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12346 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12348 * incremental.cc (Incremental_inputs::report_command_line): Filter
12349 out --incremental-* options.
12351 2009-05-29 Doug Kwan <dougkwan@google.com>
12353 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12355 (class Target_arm): Update comment.
12356 (Target_arm::Target_arm): Initialize new data members GOT_,
12357 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12358 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12359 and Target_arm::rel_dyn_section.
12360 Declare new_enum Target_arm::Got_type.
12361 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12363 Update commments for member do_dynsym_value.
12364 (Target_arm::got_size, Target_arm::plt_section,
12365 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12366 new methods inside class defintion.
12367 (Target_arm::got_section): Define new method.
12368 (Target_arm::rel_dyn_section): Same.
12369 (Output_data_plt_arm): New template class.
12370 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12371 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12372 (Output_data_plt_arm::add_entry): Same.
12373 (Output_data_plt_arm::first_plt_entry): Define new
12374 static data member for PLT instruction template.
12375 (Output_data_plt_arm::plt_entry): Same.
12376 (Output_data_plt_arm::do_write): Define new method.
12377 (Target_arm::make_plt_entry): Same.
12378 (Target_arm::do_finalize_sections): Same.
12379 (Target_arm::do_dynsym_value): Same.
12381 2009-05-28 Doug Kwan <dougkwan@google.com>
12383 * Makefile.am (TARGETSOURCES): Add arm.cc.
12384 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12385 * Makefile.in: Regenerate.
12386 * arm.cc: New file.
12387 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12389 2009-05-26 Doug Kwan <dougkwan@google.com>
12391 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12392 (General_options::check_excluded_libs): Strip off directories in
12393 archive name before matching like GNU ld does.
12394 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12395 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12396 (exclude_libs_test_LDFLAGS): Add linker option
12397 -Wl,--exclude-libs,libexclude_libs_test_3
12398 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12399 an explicit archive without using -l.
12400 (alt/libexclude_libs_test_3.a): New make rule.
12401 * testsuite/Makefile.in: Regenerate.
12402 * testsuite/exclude_libs_test.c : Declare lib3_default().
12404 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12405 * exclude_libs_test_3.c: New file.
12407 2009-05-26 Nick Clifton <nickc@redhat.com>
12409 * po/id.po: New Indonesian translation.
12410 * po/gold.pot: Updated template file.
12412 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12414 * testsuite/Makefile.am: Add -ffunction-sections to compile
12415 gc_comdat_test files. Add -Wl,--gc-sections to build
12417 * testsuite/Makefile.in: Regenerate.
12418 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12420 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12422 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12423 kept comdat section was garbage collected.
12424 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12425 * testsuite/Makefile.in: Regenerate.
12426 * testsuite/gc_comdat_test.sh: New file.
12427 * testsuite/gc_comdat_test_1.cc: New file.
12428 * testsuite/gc_comdat_test_2.cc: New file.
12430 2009-05-19 Doug Kwan <dougkwan@google.com>
12432 * archive.cc (Archive::Archive): Move constructor from archive.h
12433 to here. Initialize no_export_.
12434 (Archive::get_elf_object_for_member): Set no_export flag of object.
12435 * archive.h (Archive::Archive): Move constructor body to
12437 (Archive::no_export): New method.
12438 (Archive::no_export_): New field.
12439 * object.h (Object::Object): Initialize no_export_ to false.
12440 (Object::no_export, Object::set_no_export): New methods.
12441 (Object::no_export_): New field.
12442 * options.cc (General_options::parse_exclude_libs): New method.
12443 (General_options::check_excluded_libs) Same.
12444 * options.h (exclude_libs): New option.
12445 (General_options::check_excluded_libs): New method declaration.
12446 (General_options::excluded_libs_): New field.
12447 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12448 default or protected visibility if an object has no-export flag set.
12449 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12450 (check_SCRIPTS): Add exclude_libs_test.sh.
12451 (check_DATA): Add exclude_libs_test.syms.
12452 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12453 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12454 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12455 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12456 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12457 libexclude_libs_test_2.a): New rules.
12458 * testsuite/Makefile.in: Regenerate.
12459 * testsuite/exclude_libs_test.c: New file.
12460 * testsuite/exclude_libs_test.sh: Ditto.
12461 * testsuite/exclude_libs_test_1.c: Ditto.
12462 * testsuite/exclude_libs_test_2.c: Ditto.
12464 2009-05-15 Ian Lance Taylor <iant@google.com>
12466 * configure.ac: Check for declarations for cases where libiberty.h
12467 checks HAVE_DECL_xxx.
12468 * configure, config.in: Rebuild.
12470 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12472 * gold.h (Incremental_argument_list): Remove (invalid) forward
12474 * incremental.cc (Incremental_inputs::report_achive): New method.
12475 (Incremental_inputs::report_object): New method.
12476 (Incremental_inputs::report_script): New method.
12477 (Incremental_inputs::finalize_inputs): New method.
12478 (Incremental_inputs::finalize): Call finalize_inputs().
12479 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12480 Create inputs entries.
12481 * incremental.h (Incremental_input_type): New enum.
12482 (Incremental_inputs::Incremental_input): Initialize new fields.
12483 (Incremental_inputs::report_inputs): New method.
12484 (Incremental_inputs::report_achive): New method.
12485 (Incremental_inputs::report_object): New method.
12486 (Incremental_inputs::report_script): New method.
12487 (Incremental_inputs::finalize_inputs): New method.
12488 (Incremental_inputs::Input_info): New struct.
12489 (Incremental_inputs::Input_info_map): New typedef.
12490 (Incremental_inputs::lock_): New field.
12491 (Incremental_inputs::Inputs_): New field.
12492 (Incremental_inputs::Inputs_map): New field.
12493 * main.cc (main): Call Incremental_input::report_inputs.
12494 * options.h (Input_argument_list): Typedef moved from
12496 (Input_file_group::Files): Remove, use ::Input_argument_list.
12497 (Input_file_group::Input_argument_list): Remove, use
12498 ::Input_argument_list.
12499 * plugin.cc (Plugin_manager::add_input_file): Add error in
12501 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12503 * script.cc (read_input_script): Call
12504 Incremental_input::report_script.
12505 * script.h (Script_info): New class.
12507 2009-04-27 Ian Lance Taylor <iant@google.com>
12509 * x86_64.cc (do_adjust_output_section): Set entsize to
12512 2009-04-23 Elliott Hughes <enh@google.com>
12514 * output.cc (Output_file::close): After short writes, continue
12515 writing from the correct offset in the buffer being written.
12517 2009-04-23 Chris Demetriou <cgd@google.com>
12519 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12520 * configure: Regenerate.
12521 * config.in: Regenerate.
12522 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12523 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12525 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12527 * incremental.cc (Incremental_inputs_header_data): Renamed from
12528 Incremental_input_header_data.
12529 (Incremental_inputs_header_data::data_size): New field.
12530 (Incremental_inputs_header_data::put_input_file_count): Renamed
12531 from input_file_count.
12532 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12533 from command_line_offset.
12534 (Incremental_inputs_header_data::put_reserved): Renamed from
12536 (Incremental_inputs_entry_data): Renamed from
12537 Incremental_input_entry_data.
12538 (Incremental_inputs_entry_data::data_size): New field.
12539 (Incremental_inputs::report_command_line): New method.
12540 (Incremental_inputs::finalize): New method.
12541 (Incremental_inputs::create_incremental_inputs_data): New method.
12542 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12543 * incremental.h: New file.
12544 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12545 (Layout::finalize): Create incremental inputs section in
12546 incremental builds.
12547 (Layout::create_incremental_info_sections): New method.
12548 * layout.h (Layout::incremental_inputs): New method.
12549 (Layout::create_incremental_info_sections): New method.
12550 (Layout::incremental_inputs_): New field.
12551 * main.cc (main): Notify Incremental_input of the command line.
12553 2009-04-01 Ian Lance Taylor <iant@google.com>
12554 Mikolaj Zalewski <mikolajz@google.com>
12556 * gold.h (reserve_unordered_map): Define, three versions, one for
12557 each version of Unordered_map.
12558 * layout.cc (Layout::Layout): Remove options parameter. Add
12559 number_of_input_files parameter. Don't initialize options_.
12560 Initialize number_of_input_files_ and resized_signatures_. Move
12561 sections_are_attached_.
12562 (Layout::layout_group): Reserve space for group_signatures_.
12563 (Layout::find_or_add_kept_section): Change name parameter to be a
12564 reference. Resize signatures_ map when it gets large enough.
12565 (Layout::layout_eh_frame): Use parameters->options() instead of
12567 (Layout::make_output_section): Likewise.
12568 (Layout::attach_allocated_section_to_segment): Likewise.
12569 (Layout::finalize, Layout::create_executable_stack): Likewise.
12570 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12571 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12572 * layout.h (class Layout): Update declarations. Remove options_
12573 field. Add number_of_input_files_ and resized_signatures_
12574 fields. Move sections_are_attached_ field.
12575 * main.cc (main): Pass number of input files to Layout
12576 constructor. Don't pass options.
12578 2009-03-30 Ian Lance Taylor <iant@google.com>
12580 * ffsll.c (ffsll): Correct implementation.
12582 2009-03-27 Ian Lance Taylor <iant@google.com>
12584 * ffsll.c: New file.
12585 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12586 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12587 * ftruncate.c (ftruncate): Declare before definition.
12588 * mremap.c (mremap): Likewise.
12589 * pread.c (pread): Likewise.
12590 * configure, Makefile.in, config.in: Rebuild.
12592 * mremap.c: New file.
12593 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12594 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12595 (mremap): Declare if HAVE_MREMAP is not defined.
12596 * configure, Makefile.in, config.in: Rebuild.
12598 2009-03-27 Cary Coutant <ccoutant@google.com>
12600 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12601 position independent.
12602 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12603 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12605 2009-03-24 Cary Coutant <ccoutant@google.com>
12607 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12609 (needs_dynamic_reloc): Likewise.
12611 2009-03-24 Ian Lance Taylor <iant@google.com>
12613 * yyscript.y (file_cmd): Recognize EXTERN.
12614 (extern_name_list, extern_name_list_body): New nonterminals.
12615 * script.cc (script_add_extern): Define.
12616 * script-c.h (script_add_extern): Declare.
12618 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12620 * object.cc (is_elf_object): Define.
12621 * object.h (is_elf_object): Declare.
12622 * archive.cc (Archive::get_elf_object_for_member): Call
12624 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12626 2009-03-24 Elliott Hughes <enh@google.com>
12628 * output.cc (Output_file::map_anonymous): Define.
12629 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12630 try an anonymous one. Report the size if the mmap fails.
12631 * output.h (class Output_file): Declare map_anonymous.
12633 2009-03-24 Ian Lance Taylor <iant@google.com>
12635 * target-select.cc (instantiate_target): Don't acquire the lock if
12636 the instantiated_target_ field has already been set.
12638 2009-03-23 Ian Lance Taylor <iant@google.com>
12640 * gold-threads.h (class Initialize_lock): Define.
12641 * gold-threads.cc (class Initialize_lock_once): Define.
12642 (initialize_lock_control): New static variable.
12643 (initialize_lock_pointer): New static variable.
12644 (initialize_lock_once): New static function.
12645 (Initialize_lock::Initialize_lock): Define.
12646 (Initialize_lock::initialize): Define.
12647 * target-select.h: Include "gold-threads.h".
12648 (class Target_selector): Add lock_ and initialize_lock_ fields.
12649 Don't define instantiate_target, just declare it.
12650 * target-select.cc (Target_selector::Target_selector): Initialize
12652 (Target_selector::instantiate_target): Define.
12653 * descriptors.h: Include "gold-threads.h".
12654 (class Descriptors): Add initialize_lock_ field.
12655 * descriptors.cc (Descriptors::Descriptors): Initialize new
12657 (Descriptors::open): Use initialize_lock_ field
12658 * errors.h (class Errors): Add initialize_lock_ field.
12659 * errors.cc (Errors::Errors): Initialize new field.
12660 (Errors::initialize_lock): Use initialize_lock_ field.
12661 * powerpc.cc (class Target_selector_powerpc): Remove
12662 instantiated_target_ field. In do_recognize call
12663 instantiate_target rather than do_instantiate_target. In
12664 do_instantiate_target just allocate a new target.
12665 * sparc.cc (class Target_selector_sparc): Likewise.
12667 * freebsd.h: New file.
12668 * i386.cc: Include "freebsd.h".
12669 (Target_i386): Derive from Target_freebsd rather than
12671 (Target_selector_i386): Derive from Target_selector_freebsd rather
12672 than Target_selector.
12673 * x86_64.cc: Include "freebsd.h".
12674 (Target_x86_64): Derive from Target_freebsd rather than
12676 (Target_selector_x86_64): Derive from Target_selector_freebsd
12677 rather than Target_selector.
12678 * target.h (class Target): Add adjust_elf_header and
12679 do_adjust_elf_header.
12680 * output.cc (Output_file_header:: do_sized_write): Call target
12681 adjust_elf_header routine.
12682 * configure.tgt: Set targ_osabi.
12683 * configure.ac: Define GOLD_DEFAULT_OSABI.
12684 * parameters.cc (Parameters::default_target): Pass
12685 GOLD_DEFAULT_OSABI to select_target.
12686 * target-select.h (class Target_selector): Make instantiate_target
12687 protected rather than private.
12688 * Makefile.am (HFILES): Add freebsd.h.
12689 * configure, Makefile.in, config.in: Rebuild.
12691 * merge.cc (do_add_input_section): Correct pend value. Change
12692 message about last entry not being null terminated from error to
12695 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12697 * incremental.cc: New file.
12698 * Makefile.am (CCFILES): Add incremental.cc.
12699 * Makefile.in: Rebuild.
12701 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12703 * layout.cc (Layout::output_section_name): Preserve names
12704 of '.note.' sections.
12706 2009-03-19 Ian Lance Taylor <iant@google.com>
12708 * descriptors.cc (Descriptors::open): Check that the options are
12709 valid before using them.
12711 2009-03-18 Ian Lance Taylor <iant@google.com>
12713 * script-sections.h: Include <list>.
12714 (class Script_sections): Change Sections_elements from std::vector
12715 to std::list. Typedef public Elements_iterator. Add
12716 orphan_section_placement_, data_segment_align_start_, and
12717 saw_data_segment_align_ fields. Remove data_segment_align_index_
12719 * script-sections.cc (class Orphan_section_placement): New class.
12720 (class Sections_element): Add virtual functions is_relro and
12721 orphan_section_init. Remove virtual function place_orphan_here.
12722 (class Output_section_definition): Add is_relro and
12723 orphan_section_init. Remove place_orphan_here.
12724 (class Orphan_output_section): Likewise.
12725 (Script_sections::Script_sections): Update for field changes.
12726 (Script_sections::data_segment_align): Set saw_data_segment_align_
12727 and data_segment_align_start_, not data_segment_align_index.
12728 (Script_sections::data_segment_relro_end): Check
12729 saw_data_segment_align_. Use data_segment_align_start_ rather
12730 than data_segment_align_index_.
12731 (Script_sections::place_orphan): Rewrite to use
12732 Orphan_section_placement.
12734 2009-03-17 Ian Lance Taylor <iant@google.com>
12736 * archive.cc (Archive::add_symbols): Check for a version attached
12737 to the symbol name in the archive map.
12738 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12739 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12740 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12741 (ver_test_11.a): New target.
12742 * testsuite/Makefile.in: Rebuild.
12744 * configure.ac: Check for chsize and posix_fallocate. Replace
12746 * ftruncate.c: New file, from gnulib.
12747 * output.cc (posix_fallocate): Define dummy version if not
12748 HAVE_POSIX_FALLOCATE.
12749 (Output_file::map): Call posix_fallocate rather than lseek and
12751 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12752 * configure, Makefile.in, config.in: Rebuild.
12754 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12756 * layout.h (Layout::create_note): Add section_name parameter.
12757 * layout.cc (Layout::create_note): Likewise.
12758 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12760 2009-03-17 Ian Lance Taylor <iant@google.com>
12762 * descriptors.cc: Include "options.h".
12763 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12764 (Descriptors::open): Always use O_CLOEXEC when opening a new
12765 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12766 then set FD_CLOEXEC.
12768 * sparc.cc (class Target_sparc): Add has_got_section.
12769 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12770 make sure we have a GOT section.
12772 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12773 (Target_sparc::Scan::local): Likewise.
12774 (Target_sparc::Scan::global): Likewise.
12775 (Target_sparc::Relocate::relocate): Likewise.
12776 (Target_sparc::Relocate::relocate_tls): Likewise.
12778 * symtab.cc (Symbol_table::define_default_version): New function,
12779 broken out of add_from_object.
12780 (Symbol_table::add_from_object): Call define_default_version.
12781 (Symbol_table::define_special_symbol): Add resolve_oldsym
12782 parameter. Change all callers. If the version for a symbol comes
12783 from a version script, resolve it with the symbol with the same
12784 name with no version. Also add the symbol without a version if
12786 (do_define_in_output_data): If resolving with oldsym, don't delete
12788 (do_define_in_output_segment): Likewise.
12789 (do_define_as_constant): Likewise.
12790 * symtab.h (class Symbol_table): Update declarations.
12792 2009-03-13 Ian Lance Taylor <iant@google.com>
12794 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12795 (Read_symbols::requeue): New function.
12796 (Read_symbols::do_read_symbols): If make_elf_object fails because
12797 the target type is not configured, and the file was searched for,
12798 issue a warning and retry with the next directory.
12799 (Add_symbols::run): If the file has an incompatible format, and
12800 it was searched for, requeue the Read_symbols task. On error,
12801 release the object.
12802 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12803 dirindex parameter to constructor. Change all callers. Declare
12804 incompatible_warning and requeue.
12805 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12806 input_argument_ and input_group_ fields. Add them to
12807 constructor. Change all callers.
12808 (class Read_script): Add dirindex_ field. Add it to constructor.
12809 Change all callers.
12810 * archive.cc (Archive::setup): Remove input_objects parameter.
12811 Change all callers.
12812 (Archive::get_file_and_offset): Likewise.
12813 (Archive::read_all_symbols): Likewise.
12814 (Archive::read_symbols): Likewise.
12815 (Archive::get_elf_object_for_member): Remove input_objects
12816 parameter. Add punconfigured parameter. Change all callers.
12817 (Archive::add_symbols): Change return type to bool. Check return
12818 value of include_member.
12819 (Archive::include_all_members): Likewise.
12820 (Archive::include_member): Change return type to bool. Return
12821 false if first included object has incompatible target. Set
12822 included_member_ field.
12823 (Add_archive_symbols::run): If add_symbols returns false, requeue
12825 * archive.h (class Archive): Add included_member_ field.
12826 Initialize it in constructor. Add input_file and searched_for
12827 methods. Update declarations.
12828 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12829 input_argument_ fields. Add them to constructor. Change all
12831 * script.cc: Include "target-select.h".
12832 (class Parser_closure): Add skip_on_incompatible_target_ and
12833 found_incompatible_target_ fields. Add
12834 skip_on_incompatible_target parameter to constructor. Change all
12835 callers. Add methods skip_on_incompatible_target,
12836 clear_skip_on_incompatible_target, found_incompatible_target, and
12837 set_found_incompatible_target.
12838 (read_input_script): Add dirindex parameter. Change all callers.
12839 If parser finds an incompatible target, requeue Read_symbols
12841 (script_set_symbol): Clear skip_on_incompatible_target in
12843 (script_add_assertion, script_parse_option): Likewise.
12844 (script_start_sections, script_add_phdr): Likewise.
12845 (script_check_output_format): New function.
12846 * script.h (read_input_script): Update declaration.
12847 * script-c.h (script_check_output_format): Declare.
12848 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12849 (ignore_cmd): Remove OUTPUT_FORMAT.
12850 * fileread.cc (Input_file::Input_file): Add explicit this.
12851 (Input_file::will_search_for): New function.
12852 (Input_file::open): Add pindex parameter. Change all callers.
12853 * fileread.h (class Input_file): Add input_file_argument method.
12854 Declare will_search_for. Update declarations.
12855 * object.cc (make_elf_object): Add punconfigured parameter.
12856 Change all callers.
12857 * object.h (class Object): Make input_file public. Add
12858 searched_for method.
12859 (make_elf_object): Update declaration.
12860 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12862 * dirsearch.h (class Dirsearch): Update declaration.
12863 * options.h (class General_options): Add --warn-search-mismatch.
12864 * parameters.cc (Parameters::is_compatible_target): New function.
12865 * parameters.h (class Parameters): Declare is_compatible_target.
12866 * workqueue.cc (Workqueue::add_blocker): New function.
12867 * workqueue.h (class Workqueue): Declare add_blocker.
12869 * fileread.cc (Input_file::open): Remove options parameter.
12870 Change all callers.
12871 (Input_file::open_binary): Likewise.
12872 * script.cc (read_input_script): Likewise.
12873 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12874 options parameter from constructor. Change all callers.
12875 (class Read_script): Likewise.
12876 * fileread.h (class Input_file): Update declarations.
12877 * script.h (read_input_script): Update declaration.
12879 2009-03-10 Nick Clifton <nickc@redhat.com>
12881 * po/es.po: New Spanish translation.
12883 2009-03-06 Cary Coutant <ccoutant@google.com>
12885 * options.cc (parse_short_option): Keep dash_z from registering itself.
12887 2009-03-03 Ian Lance Taylor <iant@google.com>
12890 * target-reloc.h (relocate_section): Pass output_section to
12892 * i386.cc (Target_i386::should_apply_static_reloc): Add
12893 output_section parameter. Change all callers.
12894 (Target_i386::Relocate::relocate): Add output_section parameter.
12895 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12896 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12897 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12898 * testsuite/two_file_shared.sh: New script.
12899 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12900 (check_DATA): Add two_file_shared.dbg.
12901 (two_file_shared.dbg): New target.
12902 * testsuite/Makefile.in: Rebuild.
12904 2009-03-01 Ian Lance Taylor <iant@google.com>
12906 * configure.ac: Check for byteswap.h.
12907 * configure: Rebuild.
12908 * config.in: Rebuild.
12910 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12912 * layout.cc (Layout::find_or_add_kept_section): New function.
12913 (Layout::add_comdat): Removed.
12914 * layout.h (struct Kept_section): Move out of class Layout.
12915 Remove trailing underscores from field names. Add group_sections
12916 field. Rename group_ field to is_group. Change all uses.
12917 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12918 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12919 comdat_groups_ field.
12920 (Sized_relobj::include_section_group): Use
12921 find_or_add_kept_section and Kept_section::group_sections.
12922 (Sized_relobj::include_linkonce_section): Likewise.
12923 * object.cc (class Sized_relobj): Don't define Comdat_group or
12924 Comdat_group_table. Remove find_comdat_group and
12925 add_comdat_group. Remove comdat_groups_ field.
12926 * plugin.cc (include_comdat_group): Use
12927 Layout::find_or_add_kept_section.
12929 2009-02-28 Ian Lance Taylor <iant@google.com>
12931 * README: --gc-sections and map files are now supported. Document
12932 some build requirements.
12935 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12936 relocatable link set the value of the section symbol to zero.
12937 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12938 relocatable link don't include the section address in the local
12941 2009-02-27 Ian Lance Taylor <iant@google.com>
12944 * options.h (class Search_directory): Add is_system_directory.
12945 (class General_options): Declare is_in_system_directory.
12946 * options.cc (get_relative_sysroot): Make static.
12947 (get_default_sysroot): Make static.
12948 (General_optoins::is_in_system_directory): New function.
12949 * fileread.cc (Input_file::is_in_system_directory): New function.
12950 * fileread.h (class Input_file): Declare is_in_system_directory.
12951 * object.h (class Object): Add is_in_system_directory.
12952 (class Input_objects): Remove system_library_directory_ field.
12953 * object.cc (Input_objects::add_object): Don't set
12954 system_library_directory_.
12955 (input_objects::found_in_system_library_directory): Remove.
12956 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12957 parameter. Change all callers.
12958 (Symbol_table::sized_write_globals): Likewise.
12959 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12960 Call Object::is_in_system_directory.
12961 * symtab.h (class Symbol_table): Update declarations.
12964 * descriptors.h (Open_descriptor): Add is_on_stack field.
12965 * descriptors.cc (Descriptors::open): If the descriptor is on the
12966 top of the stack, remove it. Initialize is_on_stack field.
12967 (Descriptors::release): Only add pod to stack if it is not on the
12969 (Descriptors::close_some_descriptor): Clear stack_next and
12970 is_on_stack fields.
12973 * output.cc (Output_section::find_starting_output_address): Rename
12974 from starting_output_address; add PADDR parameter; change return
12976 * output.h (class Output_section): Declare
12977 find_starting_output_address instead of starting_output_address.
12978 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12979 section symbol for which we can't find a merge section.
12982 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12983 hidden or internal, force the symbol to be local.
12984 * resolve.cc (Symbol::override_visibility): Define.
12985 (Symbol::override_base): Use override_visibility.
12986 (Symbol_table::resolve): Likewise.
12987 (Symbol::override_base_with_special): Likewise.
12988 (Symbol_table::override_with_special): If the visibility is hidden
12989 or internal, force the symbol to be local.
12990 * symtab.h (class Symbol): Add set_visibility and
12991 override_visibility.
12992 * testsuite/ver_test_1.sh: New file.
12993 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12994 (check_DATA): Add ver_test_1.syms.
12995 (ver_test_1.syms): New target.
12996 * testsuite/Makefile.in: Rebuild.
12998 2009-02-25 Cary Coutant <ccoutant@google.com>
13000 * layout.cc (Layout::choose_output_section): Don't rename sections
13001 when using a linker script that has a SECTIONS clause.
13002 * Makefile.in: Regenerate.
13004 * testsuite/Makefile.am (script_test_5.sh): New test case.
13005 * testsuite/Makefile.in: Regenerate.
13006 * testsuite/script_test_5.cc: New file.
13007 * testsuite/script_test_5.sh: New file.
13008 * testsuite/script_test_5.t: New file.
13010 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
13012 * archive.cc (Archive::include_member): Update calls to add_symbols.
13013 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13014 the Layout argument.
13015 * dynobj.h (do_add_symbols): Add the Layout argument.
13016 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13018 * object.h (Object::add_symbols): Add the Layout argument.
13019 (Object::do_add_symbols): Add the Layout argument.
13020 (Sized_relobj::do_add_symbols): Add the Layout argument.
13021 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13022 Unify the two versions.
13023 (Add_plugin_symbols): Remove.
13024 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13025 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13026 (Add_plugin_symbols): Remove.
13027 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13028 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13029 (Add_symbols::run): Make it work with Pulginobj.
13031 2009-02-06 Ian Lance Taylor <iant@google.com>
13033 * object.cc (Sized_relobj::do_layout): Make info message start
13034 with lower case letter.
13036 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13038 * binary.cc: Fix file comment.
13040 * options.h (enum Incremental_disposition): Define.
13041 (class General_options): Add new options: --incremental,
13042 --incremental_changed, --incremental_unchanged,
13043 --incremental_unknown. Add incremental_disposition_ and
13044 implicit_incremental_ fields.
13045 (General_options::incremental_disposition): New function.
13046 (class Position_dependent_options): Add incremental_disposition
13048 (Position_dependent_options::copy_from_options): Set incremental
13050 * options.cc (General_options::parse_incremental_changed): New
13052 (General_options::parse_incremental_unchanged): New function.
13053 (General_options::parse_incremental_unknown): New function.
13054 (General_options::General_options): Initialize new fields
13055 incremental_disposition_ and implicit_incremental_.
13056 (General_options::finalize): Check for uasge of --incremental-*
13057 without --incremental.
13059 2009-02-06 Chris Demetriou <cgd@google.com>
13061 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13062 pointer and to report location as the file name associated with
13064 (gold_undefined_symbol_at_location): New function to replace the
13065 old gold_undefined_symbol functionality.
13066 * target-reloc.h (relocate_section): Update to use
13067 gold_undefined_symbol_at_location.
13068 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13069 Call gold_undefined_symbol function rather than gold_error.
13070 * errors.h (Errors::undefined_symbol): Take location as a
13071 string, rather than calculating it from a relocation.
13072 * errors.cc (Errors::fatal): Print "fatal error:" before the
13074 (Errors::error, Errors::error_at_location): Print "error: "
13075 before the formatted message.
13076 (Errors::undefined_symbol): Take location as a string, rather
13077 than calculating it from a relocation.
13078 (gold_undefined_symbol_at_location): New function akin to
13079 old gold_undefined_symbol, calculates location from relocation.
13080 (gold_undefined_symbol): Change to take only a Symbol pointer
13081 and to report location as the file name associated with the symbol.
13082 * testsuite/debug_msg.sh: Update for changed error messages.
13083 * testsuite/undef_symbol.sh: Likewise.
13085 2009-02-04 Duncan Sands <baldrick@free.fr>
13088 * reduced_debug_output.h
13089 (Output_reduced_debug_abbrev_section::failed): Use format for
13091 (Output_reduced_debug_info_section::faild): Likewise.
13093 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13095 * script.cc (Lazy_demangler): New class.
13096 (Version_script_info::get_symbol_version_helper): Demangle a
13099 2009-01-29 Cary Coutant <ccoutant@google.com>
13101 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13103 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13105 2009-01-28 Ian Lance Taylor <iant@google.com>
13107 * version.cc (version_string): Bump to 1.9.
13109 * gold.h: Include <cstring> and <stdint.h>.
13110 * version.cc: Include <cstdio>.
13111 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13113 * reduced_debug_output.cc (insert_into_vector): Rename from
13114 Insert_into_vector; change all callers. Use Swap_unaligned to
13115 avoid aliasing issue; remove union since it is unnecessary.
13117 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13119 * Makefile.am (CCFILES): Add gc.cc.
13120 (HFILES): Add gc.h.
13121 * Makefile.in: Regenerate.
13122 * gold.cc (Gc_runner): New class.
13123 (queue_initial_tasks): Call garbage collection related tasks
13124 when corresponding options are invoked.
13125 (queue_middle_gc_tasks): New function.
13126 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13127 processed early before laying out sections during garbage collection.
13128 * gold.h (queue_middle_gc_tasks): New function.
13129 (is_prefix_of): Move from "layout.cc".
13130 * i386.cc (Target_i386::gc_process_relocs): New function.
13131 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13132 * main.cc (main): Create object of class "Garbage_collection".
13133 * object.cc (Relobj::copy_symbols_data): New function.
13134 (Relobj::is_section_name_included): New function.
13135 (Sized_relobj::do_layout): Allow this function to be called twice
13136 during garbage collection and defer layout of section during the
13138 * object.h (Relobj::get_symbols_data): New function.
13139 (Relobj::is_section_name_included): New function.
13140 (Relobj::copy_symbols_data): New function.
13141 (Relobj::set_symbols_data): New function.
13142 (Relobj::get_relocs_data): New function.
13143 (Relobj::set_relocs_data): New function.
13144 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13145 (Relobj::gc_process_relocs): New function.
13146 (Relobj::do_gc_process_relocs): New pure virtual function.
13147 (Relobj::sd_): New data member.
13148 (Sized_relobj::is_output_section_offset_invalid): New function.
13149 (Sized_relobj::do_gc_process_relocs): New function.
13150 * options.h (General_options::gc_sections): Modify to not be a no-op.
13151 (General_options::print_gc_sections): New option.
13152 * plugin.cc (Plugin_finish::run): Remove function call to
13153 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13154 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13155 * reloc.cc (Read_relocs::run): Add task to process relocs and
13156 determine unreferenced sections when doing garbage collection.
13157 (Gc_process_relocs): New class.
13158 (Sized_relobj::do_gc_process_relocs): New function.
13159 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13160 sections that are garbage collected.
13161 * reloc.h (Gc_process_relocs): New class.
13162 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13163 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13164 symbols whose corresponding sections are garbage collected.
13165 (Symbol_table::Symbol_table): Add new parameter for the garbage
13167 (Symbol_table::gc_mark_undef_symbols): New function.
13168 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13169 (Symbol_table::gc_mark_dyn_syms): New function.
13170 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13172 (Symbol_table::add_from_object): Likewise.
13173 (Symbol_table::add_from_relobj): When building shared objects, do not
13174 treat externally visible symbols as garbage.
13175 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13176 table information for static and relocatable links.
13177 * symtab.h (Symbol_table::set_gc): New function.
13178 (Symbol_table::gc): New function.
13179 (Symbol_table::gc_mark_undef_symbols): New function.
13180 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13181 (Symbol_table::gc_mark_dyn_syms): New function.
13182 (Symbol_table::gc_): New data member.
13183 * target.h (Sized_target::gc_process_relocs): New pure virtual
13185 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13186 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13188 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13190 * options.h (General_options::gc_sections): Define as a no-op for now.
13191 (General_options::no_keep_memory): Ditto.
13192 (General_options::Bshareable): Define.
13193 * options.cc (General_options::finalize): Honor -Bshareable.
13195 2009-01-20 Andreas Schwab <schwab@suse.de>
13197 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13198 read the value in the contents, since we don't use it. Use the
13199 template endianness when writing.
13200 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13202 2009-01-19 Andreas Schwab <schwab@suse.de>
13204 * configure.tgt (powerpc64-*): Fix targ_obj.
13206 2009-01-15 Ian Lance Taylor <iant@google.com>
13208 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13209 local symbols when stripping all symbols.
13211 2009-01-14 Cary Coutant <ccoutant@google.com>
13213 * output.cc (Output_reloc): Add explicit instantiations.
13215 2009-01-14 Cary Coutant <ccoutant@google.com>
13217 * archive.cc (Archive::get_elf_object_for_member): Remove call
13218 to File_read::claim_for_plugin.
13219 * descriptors.cc (Descriptors::open): Remove reference to
13221 (Descriptors::claim_for_plugin): Remove.
13222 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13223 (Descriptors::is_claimed): Remove.
13224 (claim_descriptor_for_plugin): Remove.
13225 * fileread.cc (File_read::claim_for_plugin): Remove.
13226 * fileread.h (File_read::claim_for_plugin): Remove.
13227 (File_read::descriptor): Reopen descriptor if necessary.
13228 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13229 (Plugin_manager::all_symbols_read): Add task parameter. Change
13231 (Plugin_manager::get_input_file): New function.
13232 (Plugin_manager::release_input_file): New function.
13233 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13234 corresponding data member.
13235 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13236 and pass to base constructor. Change all callers.
13237 (get_input_file, release_input_file): New functions.
13238 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13239 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13240 (Plugin_manager::all_symbols_read): Add task parameter.
13241 (Plugin_manager::get_input_file): New function.
13242 (Plugin_manager::release_input_file): New function.
13243 (Plugin_manager::task_): New data member.
13244 (Pluginobj::Pluginobj): Add filesize parameter.
13245 (Pluginobj::filename): New function.
13246 (Pluginobj::descriptor): New function.
13247 (Pluginobj::filesize): New function.
13248 (Pluginobj::filesize_): New data member.
13249 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13250 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13251 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13253 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13254 with archive libraries.
13255 * testsuite/Makefile.in: Regenerate.
13256 * testsuite/plugin_test.c (struct sym_info): New type.
13257 (get_input_file, release_input_file): New static variables.
13258 (onload): Capture new transfer vector entries.
13259 (claim_file_hook): Stop reading at end of file according to filesize.
13260 Factor out parsing of readelf output into separate function.
13261 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13262 APIs and get the source file name from the symbol table. Convert
13263 source file name to corresponding object file name. Print info
13264 message when adding new input files.
13265 (parse_readelf_line): New function.
13266 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13267 * testsuite/plugin_test_2.sh: Likewise.
13268 * testsuite/plugin_test_3.sh: Likewise.
13269 * testsuite/plugin_test_4.sh: New test case.
13271 2009-01-07 Ian Lance Taylor <iant@google.com>
13273 * version.cc (version_string): Bump to 1.8.
13275 2008-12-23 Cary Coutant <ccoutant@google.com>
13277 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13278 * plugin.cc (Plugin_manager::finish): Rename as
13279 layout_deferred_objects. Move cleanup to separate function.
13280 (Plugin_manager::cleanup): New function.
13281 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13283 * plugin.h (Plugin_manager::finish): Rename as
13284 layout_deferred_objects.
13285 (Plugin_manager::cleanup): New function.
13286 (Plugin_manager::cleanup_done): New field.
13288 2008-12-23 Cary Coutant <ccoutant@google.com>
13290 * plugin.cc (is_visible_from_outside): New function.
13291 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13292 so we don't return "IR only" status for exported symbols or -r links.
13294 * testsuite/Makefile.am (plugin_test_3): New test case.
13295 * testsuite/Makefile.in: Regenerate.
13296 * testsuite/plugin_test_3.sh: New file.
13298 2008-12-22 Cary Coutant <ccoutant@google.com>
13300 * object.cc (Sized_relobj::layout_section): New function.
13301 (Sized_relobj::do_layout): Defer layout of input sections until after
13302 plugin has provided replacement files.
13303 (Sized_relobj::do_layout_deferred_sections): New function.
13304 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13305 (Relobj::layout_deferred_sections): New function.
13306 (Relobj::do_layout_deferred_sections): New function.
13307 (Sized_relobj::do_layout_deferred_sections): New function.
13308 (Sized_relobj::layout_section): New function.
13309 (Sized_relobj::Deferred_layout): New structure.
13310 (Sized_relobj::deferred_layout_): New field.
13311 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13312 Change all callers. Layout deferred sections.
13313 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13315 (Plugin_hook::run): Move code from do_plugin_hook inline.
13316 (Plugin_hook::do_plugin_hook): Remove.
13317 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13318 (Plugin_manager::finish): Renamed, was cleanup.
13319 (Plugin_manager::should_defer_layout): New function.
13320 (Plugin_manager::add_deferred_layout_object): New function.
13321 (Plugin_manager::Deferred_layout_list): New type.
13322 (Plugin_manager::deferred_layout_objects_): New field.
13323 (Plugin_hook::do_plugin_hook): Remove.
13325 2008-12-17 Ian Lance Taylor <iant@google.com>
13327 * options.h (class General_options): Add --no case for
13330 2008-12-16 Cary Coutant <ccoutant@google.com>
13332 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13334 (Plugin_manager::claim_file): Create plugin object even if
13335 plugin did not call the add_symbols callback.
13336 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13337 asking for more symbols than were added.
13338 * testsuite/Makefile.am (plugin_test_1): Add test case with
13340 (empty.syms): New target.
13341 * testsuite/Makefile.in: Regenerate.
13342 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13343 message. Don't call add_symbols if no globals.
13344 (all_symbols_read_hook): Don't provide replacement for empty
13347 2008-12-12 Ian Lance Taylor <iant@google.com>
13349 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13350 r_type == 0 for a local symbol with r_sym == 0.
13351 (scan_relocatable_relocs): Pass r_sym to
13352 local_non_section_strategy.
13353 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13356 * configure.ac: Update test for TLS descriptors: they are
13357 supported as of glibc 2.9.
13358 * configure: Rebuild.
13360 2008-12-11 Ian Lance Taylor <iant@google.com>
13363 * target-reloc.h (Default_scan_relocatable_relocs): For each
13364 function, map r_type == 0 to RELOC_DISCARD.
13366 2008-12-10 Cary Coutant <ccoutant@google.com>
13368 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13369 object to override a kept COMDAT group from a plugin object.
13371 2008-12-09 Ian Lance Taylor <iant@google.com>
13374 * yyscript.y (file_cmd): Handle INPUT.
13376 * testsuite/initpri1.c: Change all declarations to be full
13377 prototypes by adding void, to avoid compiler warnings.
13379 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13381 * options.cc (General_options::parse_plugin_opt): New.
13382 (General_options::add_plugin): The argument now is just the filename.
13383 (General_options::add_plugin_option): New.
13384 * options.h (plugin_opt): New.
13385 (add_plugin): Change argument name.
13386 (add_plugin_option): New.
13387 * plugin.cc (Plugin::load): Don't parse the plugin option.
13388 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13389 (Plugin::add_option): New.
13390 (Plugin::args_): Change type.
13391 (Plugin::filename_): New.
13392 (Plugin_manager::add_plugin_option): New.
13393 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13394 * testsuite/Makefile.in: Regenerate.
13396 2008-12-05 Cary Coutant <ccoutant@google.com>
13398 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13399 Handle --strip-lto-sections option.
13400 * options.h (strip_lto_sections): New option.
13402 2008-12-01 Cary Coutant <ccoutant@google.com>
13404 * plugin.cc (ld_plugin_message): Change format parameter to const.
13405 Fix mismatch between new[] and delete.
13407 2008-11-14 Cary Coutant <ccoutant@google.com>
13409 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13412 2008-11-05 Craig Silverstein <csilvers@google.com>
13414 * options.cc (General_options::parse_dynamic_list): New function.
13415 * options.h (General_options): New flags dynamic_list,
13416 dynamic_list_data, dynamic_list_cpp_new, and
13417 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13418 (General_options::in_dynamic_list): New function.
13419 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13420 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13421 (Lex::can_continue_name): Likewise.
13423 (read_script_file): New parameter script_options.
13424 (read_dynamic_list): New function.
13425 (Script_options::define_dynamic_list): New function.
13426 (dynamic_list_keyword_parsecodes): New variable.
13427 (dynamic_list_keywords): New variable.
13428 * script.h (Script_options::define_dynamic_list): New function
13430 (read_dynamic_list): New function prototype.
13431 * symtab.cc (strprefix): New macro.
13432 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13433 dynamic_list_data, dynamic_list_cpp_new, and
13434 dynamic_list_cpp_typeinfo.
13435 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13436 (dynamic_list_expr): New rule.
13437 (dynamic_list_nodes): Likewise.
13438 (dynamic_list_node): Likewise.
13439 * testsuite/Makefile.am (dynamic_list): New test.
13440 * testsuite/Makefile.in: Regenerated.
13441 * testsuite/dynamic_list.t: New file.
13442 * testsuite/dynamic_list.sh: New file.
13444 2008-11-05 Craig Silverstein <csilvers@google.com>
13446 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13447 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13448 (t11_last): Likewise.
13449 * testsuite/ver_test_6.c (main): Likewise.
13451 2008-10-07 Cary Coutant <ccoutant@google.com>
13453 * options.c (General_options::finalize): Add check for -static and
13455 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13458 2008-10-02 Cary Coutant <ccoutant@google.com>
13460 * plugin.cc (make_sized_plugin_object): Fix conditional
13461 compilation to work when not all targets are enabled.
13463 2008-09-29 Cary Coutant <ccoutant@google.com>
13465 * archive.cc (Archive::get_file_and_offset): Use filename instead
13466 of name to get library path.
13467 (Archive::include_member): Unlock external member of a thin archive.
13469 * testsuite/Makefile.am (TEST_AR): New variable.
13470 (thin_archive_test_1): New test.
13471 (thin_archive_test_2): New test.
13472 * testsuite/Makefile.in: Regenerate.
13473 * testsuite/thin_archive_main.cc: New file.
13474 * testsuite/thin_archive_test_1.cc: New file.
13475 * testsuite/thin_archive_test_2.cc: New file.
13476 * testsuite/thin_archive_test_3.cc: New file.
13477 * testsuite/thin_archive_test_4.cc: New file.
13479 2008-09-29 Cary Coutant <ccoutant@google.com>
13481 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13482 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13484 (Sized_relobj::do_finalize_local_symbols): Likewise.
13485 (Sized_relobj::map_to_kept_section): Likewise.
13486 * object.h (Sized_relobj::invalid_address): New constant.
13487 (Sized_relobj::do_output_section_offset): Check for invalid_address
13489 * output.cc (Output_reloc::local_section_offset): Use constant
13490 invalid_address instead of -1U.
13491 (Output_reloc::get_address): Likewise.
13492 (Output_section::output_address): Change -1U to -1ULL.
13493 * output.h (Output_reloc::invalid_address): New constant.
13494 * reloc.cc (Sized_relobj::write_sections): Use constant
13495 invalid_address instead of -1U.
13496 (Sized_relobj::relocate_sections): Likewise.
13497 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13498 values for merge sections.
13499 * target-reloc.h (relocate_for_relocatable): Use constant
13500 invalid_address instead of -1U.
13502 2008-09-19 Cary Coutant <ccoutant@google.com>
13504 Add plugin functionality for link-time optimization (LTO).
13505 * configure.ac (plugins): Add --enable-plugins option.
13506 * configure: Regenerate.
13507 * config.in: Regenerate.
13508 * Makefile.am (LIBDL): New variable.
13509 (CCFILES): Add plugin.cc.
13510 (HFILES): Add plugin.h.
13511 (ldadd_var): Add LIBDL.
13512 * Makefile.in: Regenerate.
13514 * archive.cc: Include "plugin.h".
13515 (Archive::setup): Don't preread archive symbols when using a plugin.
13516 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13517 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13519 (Archive::include_member): Add symbols from plugin objects.
13520 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13521 * descriptors.cc (Descriptors::open): Check for file descriptors
13522 abandoned by plugins.
13523 (Descriptors::claim_for_plugin): New function.
13524 * descriptors.h (Descriptors::claim_for_plugin): New function.
13525 (Open_descriptor::is_claimed): New field.
13526 (claim_descriptor_for_plugin): New function.
13527 * fileread.cc (File_read::claim_for_plugin): New function.
13528 * fileread.h (File_read::claim_for_plugin): New function.
13529 (File_read::descriptor): New function.
13530 * gold.cc: Include "plugin.h".
13531 (queue_initial_tasks): Add task to call plugin hooks for generating
13533 * main.cc: Include "plugin.h".
13534 (main): Load plugin libraries.
13535 * object.h (Pluginobj): Declare.
13536 (Object::pluginobj): New function.
13537 (Object::do_pluginobj): New function.
13538 (Object::set_target): New function.
13539 * options.cc: Include "plugin.h".
13540 (General_options::parse_plugin): New function.
13541 (General_options::General_options): Initialize plugins_ field.
13542 (General_options::add_plugin): New function.
13543 * options.h (Plugin_manager): Declare.
13544 (General_options): Add --plugin option.
13545 (General_options::has_plugins): New function.
13546 (General_options::plugins): New function.
13547 (General_options::add_plugin): New function.
13548 (General_options::plugins_): New field.
13549 * plugin.cc: New file.
13550 * plugin.h: New file.
13551 * readsyms.cc: Include "plugin.h".
13552 (Read_symbols::do_read_symbols): Check for archive before checking
13553 for ELF file. Call plugin hooks to claim files.
13554 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13555 from a real object file; force override when processing replacement
13557 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13558 (Symbol::init_base_object): Likewise.
13559 (Symbol::init_base_output_data): Likewise.
13560 (Symbol::init_base_output_segment): Likewise.
13561 (Symbol::init_base_constant): Likewise.
13562 (Symbol::init_base_undefined): Likewise.
13563 (Symbol::output_section): Assert that object is not a plugin.
13564 (Symbol_table::add_from_pluginobj): New function.
13565 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13567 (Symbol_table::sized_write_globals): Likewise.
13568 (Symbol_table::add_from_pluginobj): Instantiate template.
13569 * symtab.h (Sized_pluginobj): Declare.
13570 (Symbol::in_real_elf): New function.
13571 (Symbol::set_in_real_elf): New function.
13572 (Symbol::in_real_elf_): New field.
13573 (Symbol_table::add_from_pluginobj): New function.
13575 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13576 (LIBDL): New variable.
13577 (LDADD): Add LIBDL.
13578 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13579 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13580 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13581 (MOSTLYCLEANFILES): Likewise.
13582 * testsuite/Makefile.in: Regenerate.
13583 * testsuite/plugin_test.c: New file.
13584 * testsuite/plugin_test_1.sh: New file.
13585 * testsuite/plugin_test_2.sh: New file.
13587 2008-09-16 Ian Lance Taylor <iant@google.com>
13589 * target-reloc.h (relocate_section): Check whether a symbol is
13590 defined by the ABI before reporting an undefined symbol error.
13591 * target.h (Target::is_defined_by_abi): Make parameter const.
13592 (Target::do_is_defined_by_abi): Likewise.
13593 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13594 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13595 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13596 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13597 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13598 * testsuite/Makefile.in: Rebuild.
13600 * fileread.cc (make_view): Add casts to avoid warning.
13602 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13604 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13605 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13607 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13609 * options.h (General_options::output_is_executable): New.
13610 (General_options::output_is_pie): New.
13611 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13612 for shared libraries.
13613 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13615 2008-09-11 Chris Demetriou <cgd@google.com>
13617 * options.h (origin): New -z option.
13618 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13619 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13622 2008-09-05 Cary Coutant <ccoutant@google.com>
13624 * fileread.cc (File_read::make_view): Add check for attempt to map
13625 beyond end of file.
13627 2008-09-05 Cary Coutant <ccoutant@google.com>
13629 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13630 explicit instantiations.
13632 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13635 * options.cc (General_options::finalize): Allow undefined symbols
13636 in shlibs if linking -shared.
13639 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13640 symbols as not needing a dynsym entry.
13642 2008-08-20 Craig Silverstein <csilvers@google.com>
13644 * fileread.cc (File_read::open): Do not lock the file unless it
13645 was successfully opened.
13647 2008-08-14 Cary Coutant <ccoutant@google.com>
13649 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13650 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13651 * testsuite/tls_test.cc (struct int128): 128-bit struct
13652 for testing TLS relocs with non-zero addend.
13653 (v12): New TLS variable.
13655 (t_last): Add check for v12.
13656 * testsuite/tls_test.h (t12): New function.
13657 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13659 2008-08-13 Ian Lance Taylor <iant@google.com>
13661 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13662 set tls_segment_ or relro_segment_.
13663 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13665 * output.h (Output_section::clear_is_relro): New function.
13666 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13667 sections specially even when output_data_ is empty.
13668 (Output_segment::maximum_alignment): When first section is relro,
13669 only force alignment for PT_LOAD segments.
13670 * script.cc (script_data_segment_align): New function.
13671 (script_data_segment_relro_end): New function.
13672 * script-c.h (script_data_segment_align): Declare.
13673 (script_data_segment_relro_end): Declare.
13674 * script-sections.h (class Script_sections): Declare
13675 data_segment_align and data_segment_relro_end. Add fields
13676 segment_align_index_ and saw_relro_end_.
13677 * script-sections.cc (class Sections_element): Add set_is_relro
13678 virtual function. Add new bool* parameter to place_orphan_here.
13679 Add get_output_section virtual function.
13680 (class Output_section_definition): Add set_is_relro. Add new
13681 bool* parameter to place_orphan_here. Add get_output_section.
13682 Add is_relro_ field.
13683 (Output_section_definition::Output_section_definition): Initialize
13684 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13685 and is_relro_ fields.
13686 (Output_section_definition::place_orphan_here): Add is_relro
13688 (Output_section_definition::set_section_addresses): Set relro for
13690 (Output_section_definition::alternate_constraint): Likewise.
13691 (class Orphan_output_section): Add new bool* parameter to
13692 place_orphan_here. Add get_output_section.
13693 (Orphan_output_section::place_orphan_here): Add is_relro
13695 (Script_sections::Script_sections): Initialize
13696 data_segment_align_index_ and saw_relro_end_.
13697 (Script_sections::data_segment_align): New function.
13698 (Script_sections::data_segment_relro_end): New function.
13699 (Script_sections::place_orphan): Set or clear is_relro.
13700 (Script_sections::set_section_addresses): Force alignment of first
13702 * yyscript.y (exp): Call script_data_segment_align and
13703 script_data_segment_relro_end.
13704 * testsuite/relro_script_test.t: New file.
13705 * testsuite/relro_test.cc (using_script): Declare.
13706 (t1, t2): Test using_script.
13707 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13708 (relro_script_test_SOURCES): Define.
13709 (relro_script_test_DEPENDENCIES): Define.
13710 (relro_script_test_LDFLAGS): Define.
13711 (relro_script_test_LDADD): Define.
13712 (relro_script_test.so): New target.
13713 * testsuite/Makefile.in: Rebuild.
13715 2008-08-06 Cary Coutant <ccoutant@google.com>
13717 * archive.cc (Archive::total_archives, Archive::total_members)
13718 (Archive::total_members_loaded): New variables.
13719 (Archive::setup): Add parameter. Add option to preread
13721 (Archive::read_armap): Add counter.
13722 (Archive::get_file_and_offset): New function.
13723 (Archive::get_elf_object_for_member): New function.
13724 (Archive::read_all_symbols): New function.
13725 (Archive::read_symbols): New function.
13726 (Archive::add_symbols): Add counters.
13727 (Archive::include_all_members): Use armap to find members if it's
13729 (Archive::include_member): Skip reading symbols if already read.
13730 Factored code into Archive::get_file_and_offset and
13731 Archive::get_elf_object_for_member. Changed call to
13732 Mapfile::report_include_archive_member.
13733 (Archive::print_stats): New function.
13734 * archive.h: Declare Object and Read_symbols_data classes.
13735 (Archive::Archive): Add initializers for new members.
13736 (Archive::setup): Add parameter.
13737 (Archive::print_stats): New function.
13738 (Archive::total_archives, Archive::total_members)
13739 (Archive::total_members_loaded): New variables.
13740 (Archive::get_file_and_offset): New function.
13741 (Archive::get_elf_object_for_member): New function.
13742 (Archive::read_all_symbols): New function.
13743 (Archive::read_symbols): New function.
13744 (Archive::Archive_member): New class.
13745 (Archive::members_): New member.
13746 (Archive::num_members_): New member.
13747 * main.cc: Include archive.h.
13748 (main): Call Archive::print_stats.
13749 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13750 archive parameter; member_name is now the fully-decorated name.
13751 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13752 * options.h: (General_options): Add --preread-archive-symbols option.
13753 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13756 2008-08-04 Ian Lance Taylor <iant@google.com>
13758 * symtab.h (Symbol::use_plt_offset): New function.
13759 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13760 * powerpc.cc (Relocate::relocate): Likewise.
13761 * sparc.cc (Relocate::relocate): Likewise.
13762 * x86_64.cc (Relocate::relocate): Likewise.
13763 * testsuite/weak_plt.sh: New test.
13764 * testsuite/weak_plt_main.cc: New test.
13765 * testsuite/weak_plt_shared.cc: New test.
13766 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13767 (check_PROGRAMS): Add weak_plt.
13768 (check_DATA): Add weak_plt_shared.so.
13769 (weak_plt_main_pic.o, weak_plt): New targets.
13770 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13771 * testsuite/Makefile.in: Rebuild.
13773 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13775 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13776 * testsuite/Makefile.in: Rebuild.
13778 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13780 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13781 * Makefile.in: Regenerate.
13782 * po/POTFILES.in: Regenerate.
13784 2008-07-29 Ian Lance Taylor <iant@google.com>
13786 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13787 symbols before other symbols.
13788 * testsuite/script_test_2.cc (test_addr): Declare.
13789 (test_addr_alias): Declare.
13790 (main): Check that test_addr and test_addr_alias have the right
13792 * testsuite/script_test_2.t: Define test_addr_alias and
13795 2008-07-24 Ian Lance Taylor <iant@google.com>
13798 * descriptors.cc: New file.
13799 * descriptors.h: New file.
13800 * gold-threads.h (class Hold_optional_lock): New class.
13801 * fileread.cc: Include "descriptors.h".
13802 (File_read::~File_read): Release descriptor rather than closing
13804 (File_read::open) [file]: Call open_descriptor rather than open.
13805 Set is_descriptor_opened_.
13806 (File_read::open) [memory]: Assert that descriptor is not open.
13807 (File_read::reopen_descriptor): New function.
13808 (File_read::release): Release descriptor.
13809 (File_read::do_read): Make non-const. Reopen descriptor.
13810 (File_read::read): Make non-const.
13811 (File_read::make_view): Reopen descriptor.
13812 (File_read::do_readv): Likewise.
13813 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13814 Update declarations.
13815 * layout.cc: Include "descriptors.h".
13816 (Layout::create_build_id): Use open_descriptor rather than open.
13817 * output.cc: Include "descriptors.h".
13818 (Output_file::open): Use open_descriptor rather than open.
13819 * archive.cc (Archive::const_iterator): Change Archive to be
13821 (Archive::begin, Archive::end): Make non-const.
13822 (Archive::count_members): Likewise.
13823 * archive.h (class Archive): Update declarations.
13824 * object.h (Object::read): Make non-const.
13825 * Makefile.am (CCFILES): Add descriptors.cc.
13826 (HFILES): Add descriptors.h.
13827 * Makefile.in: Rebuild.
13830 * gold.h: Always include <clocale>. Add Solaris workarounds
13831 following code in binutils/sysdep.h.
13834 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13835 this->eh_frame_hdr_ is NULL before using it.
13837 * dynobj.cc (Versions::Versions): Update comment.
13839 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13840 the base version name.
13842 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13843 array size plus one.
13844 (Stringpool_template::set_string_offsets): Subtract one from key
13845 before using it as an array index.
13846 (Stringpool_template::get_offset_with_length): Likewise.
13847 (Stringpool_template::write_to_buffer): Likewise.
13848 * stringpool.h (Stringpool_template::get_offset_from_key):
13851 2008-07-23 Ian Lance Taylor <iant@google.com>
13854 * object.h (Merged_symbol_value::value): Do our best to handle a
13858 * script.cc (Version_script_info::get_versions): Don't add empty
13859 version tag to return value.
13860 (Version_script_info::get_symbol_version_helper): Change return
13861 type to bool. Add pversion parameter. Change all callers.
13862 (script_register_vers_node): Don't require a non-NULL tag.
13863 * script.h (class Version_script_info): Update declarations.
13864 (Version_script_info::get_symbol_version): Change return type to
13865 bool. Add version parameter. Change all callers.
13866 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13867 handling. Handle an empty version from a version script.
13868 (Symbol_table::define_special_symbol): Likewise.
13869 * testsuite/ver_test_10.script: New file.
13870 * testsuite/ver_test_10.sh: New file.
13871 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13872 (check_DATA): Add ver_test_10.syms.
13873 (ver_test_10.syms, ver_test_10.so): New target.
13874 * testsuite/Makefile.in: Rebuild.
13876 2008-07-23 Simon Baldwin <simonb@google.com>
13878 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13879 to zero for undefined symbols from dynamic libraries.
13881 2008-07-23 Ian Lance Taylor <iant@google.com>
13883 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13884 Change all callers.
13885 * symtab.h (class Symbol_table): Update declaration.
13886 * testsuite/ver_test_9.cc: New file.
13887 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13888 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13889 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13890 (ver_test_9.so, ver_test_9.o): New targets.
13891 * testsuite/Makefile.in: Rebuild.
13893 2008-07-22 Ian Lance Taylor <iant@google.com>
13895 * options.h (class General_options): Define --check-sections.
13896 * layout.cc (Layout::set_segment_offsets): Handle
13899 * options.h (class General_options): Define -n/--nmagic and
13901 * options.cc (General_options::finalize): For -n/--nmagic or
13902 -N/--omagic, set -static.
13903 * layout.cc (Layout::attach_allocated_section_to_segment): If
13904 -N/--omagic, don't put read-only and read-write sections in
13905 different segments.
13906 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13907 finding a read-only segment.
13908 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13909 don't set the minimum segment alignment to the common page size,
13910 and don't set the file offset to the address modulo the page size.
13911 * script-sections.cc (Script_sections::create_segments): If
13912 -n/--omagic, don't put read-only and read-write sections in
13913 different segments.
13915 * cref.cc: New file.
13916 * cref.h: New file.
13917 * options.h (class General_options): Add --print-symbol-counts.
13918 * main.cc (main): Issue defined symbol report if requested.
13919 * archive.cc (Archive::interpret_header): Make into a const member
13921 (Archive::add_symbols): Call Input_objects::archive_start and
13923 (Archive::const_iterator): Define new class.
13924 (Archive::begin, Archive::end): New functions.
13925 (Archive::include_all_members): Rewrite to use iterator.
13926 (Archive::count_members): New function.
13927 * archive.h (class Archive): Update declarations.
13928 (Archive::filename): New function.
13929 * object.cc: Include "cref.h".
13930 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13931 (Sized_relobj::do_get_global_symbol_counts): New function.
13932 (Input_objects::add_object): Add object to cross-referencer.
13933 (Input_objects::archive_start): New function.
13934 (Input_objects::archive_stop): New function.
13935 (Input_objects::print_symbol_counts): New function.
13936 * object.h: Declare Cref and Archive.
13937 (Object::get_global_symbol_counts): New function.
13938 (Object::do_get_global_symbol_counts): New pure virtual function.
13939 (class Sized_relobj): Add defined_count_ field. Update
13941 (class Input_objects): Add cref_ field. Update constructor.
13942 Update declarations.
13943 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13945 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13947 (Sized_dynobj::do_get_global_symbol_counts): New function.
13948 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13949 defined_count_. Update declarations. Define Symbols typedef.
13950 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13951 parameter. Change all callers.
13952 (Symbol_table::add_from_dynobj): Add sympointers and defined
13953 parameters. Change all callers.
13954 * symtab.h (class Symbol_table): Update declarations.
13955 * Makefile.am (CCFILES): Add cref.cc.
13956 (HFILES): Add cref.h.
13957 * Makefile.in: Rebuild.
13959 2008-07-22 Simon Baldwin <simonb@google.com>
13961 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13962 to zero when writing undefined symbols.
13964 2008-07-22 Ian Lance Taylor <iant@google.com>
13966 * output.cc (Output_section::add_input_section): Don't try to
13967 merge empty merge sections.
13969 2008-07-21 Craig Silverstein <csilvers@google.com>
13971 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13972 Include symbol version in error message.
13974 2008-07-20 Chris Demetriou <cgd@google.com>
13976 * configure.ac (gold_cv_c_random_seed): New configured variable.
13977 (RANDOM_SEED_CFLAGS): New substituted variable.
13978 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13979 * configure: Rebuild.
13980 * Makefile.in: Likewise.
13981 * testsuite/Makefile.in: Likewise.
13983 2008-07-18 Ian Lance Taylor <iant@google.com>
13985 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13986 where we see NAME/NULL and NAME/VERSION as separate symbols.
13987 * testsuite/ver_test_main.cc (main): Call t4.
13988 (t4, t4_2a): Define.
13989 * testsuite/ver_test_2.cc (t4_2): Define.
13990 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13991 * testsuite/ver_test_4.cc (t4_2a): Define.
13992 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13993 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13995 2008-07-17 Ian Lance Taylor <iant@google.com>
13997 * dynobj.cc (Versions::add_def): If we give an error about a
13998 missing version, go ahead and create the version anyhow.
14000 2008-07-10 Ian Lance Taylor <iant@google.com>
14002 Handle output sections with more than 0x7fffffff bytes.
14003 * object.h (class Relobj): Change map_to_output_ to
14004 output_sections_, and just keep a section pointer. Change all
14005 uses. Move comdat group support to Sized_relobj.
14006 (Relobj::is_section_specially_mapped): Remove.
14007 (Relobj::output_section): Remove poff parameter. Change all
14009 (Relobj::output_section_offset): New function.
14010 (Relobj::set_section_offset): Rewrite.
14011 (Relobj::map_to_output): Remove.
14012 (Relobj::output_sections): New function.
14013 (Relobj::do_output_section_offset): New pure virtual function.
14014 (Relobj::do_set_section_offset): Likewise.
14015 (class Sized_relobj): Add section_offsets_ field. Add comdat
14016 group support from Relobj. Update declarations.
14017 (Sized_relobj::get_output_section_offset): New function.
14018 (Sized_relobj::do_output_section_offset): New function.
14019 (Sized_relobj::do_set_section_offset): New function.
14020 * object.cc (Relobj::output_section_address): Remove.
14021 (Sized_relobj::Sized_relobj): Initialize new fields.
14022 (Sized_relobj::include_section_group): Cast find_kept_object to
14024 (Sized_relobj::include_linkonce_section): Likewise.
14025 (Sized_relobj::do_layout): Use separate arrays for output section
14027 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14029 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14030 output_sections and section_offsets.
14031 (Sized_relobj::write_local_symbols): Likewise.
14032 (map_to_kept_section): Compute output address directly.
14033 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14034 output_sections and section_offsets.
14035 (Sized_relobj::write_sections): Likewise.
14036 (Sized_relobj::relocate_sections): Likewise.
14037 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14038 * output.h (class Output_reloc): Update declarations. Change
14039 u2_.relobj to Sized_relobj*.
14040 (class Output_data_reloc): Change add functions to use
14042 * output.cc (Output_reloc::Output_reloc): Change relobj to
14044 (Output_reloc::local_section_offset): Change return type to
14045 Elf_Addr. Use get_output_section_offset.
14046 (Output_reloc::get_address): Likewise.
14047 (Output_section::is_input_address_mapped): Don't call
14048 is_section_specially_mapped.
14049 (Output_section::output_offset): Likewise.
14050 (Output_section::output_address): Likewise.
14051 (Output_section::starting_output_address): Likewise.
14052 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14053 parameter to Sized_relobj*.
14054 (Copy_relocs::need_copy_reloc): Likewise.
14055 (Copy_relocs::save): Likewise.
14056 * copy-relocs.h (class Copy_relocs): Update declarations.
14057 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14058 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14059 * target-reloc.h (relocate_for_relocatable): Change
14060 offset_in_output_section type to Elf_Addr. Change code that uses
14062 * layout.cc (Layout::layout): Always set *off.
14063 * mapfile.cc (Mapfile::print_input_section): Use
14064 output_section_offset.
14065 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14067 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14068 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14069 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14071 2008-07-03 Ian Lance Taylor <iant@google.com>
14073 * layout.cc (Layout::include_section): Do not discard unrecognized
14074 SHT_STRTAB sections.
14076 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14078 * script.cc (Lex::can_continue_name): Make '?' allowable in
14079 version-script names.
14080 * testsuite/version_script.map: Change glob pattern to use '?'
14082 2008-06-30 Manish Singh <yosh@gimp.org>
14085 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14088 2008-06-30 Ian Lance Taylor <iant@google.com>
14092 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14093 versions]: Don't try to read the value in the contents, since we
14094 don't use it. Use the template endianness when writing.
14096 2008-06-25 Cary Coutant <ccoutant@google.com>
14098 * fileread.cc (File_read::make_view): Assert on zero-length view.
14099 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14100 symbol table when there are no symbols to read.
14102 2008-06-23 Craig Silverstein <csilvers@google.com>
14104 * version.cc (version_string): Bump to 1.7
14106 2008-06-18 Craig Silverstein <csilvers@google.com>
14108 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14109 constant 0xFFFF to type Valtype.
14110 (Powerpc_relocate_functions::rel16_ha): Likewise.
14112 2008-06-17 Ian Lance Taylor <iant@google.com>
14114 * output.h (Output_section::Input_section): Initialize p2align_ to
14115 zero for Output_section_data constructors.
14116 (Output_section::Input_section::addralign): If not an input
14117 section, return the alignment of the Output_section_data.
14118 * testsuite/copy_test.cc: New file.
14119 * testsuite/copy_test_1.cc: New file.
14120 * testsuite/copy_test_2.cc: New file.
14121 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14122 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14123 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14124 (copy_test_1_pic.o, copy_test_1.so): New targets.
14125 (copy_test_2_pic.o, copy_test_2.so): New targets.
14126 * testsuite/Makefile.in: Rebuild.
14128 * script-sections.cc (Script_sections::place_orphan): Initialize
14129 local variable exact.
14131 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14133 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14135 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14136 David S. Miller <davem@davemloft.net>
14138 * powerpc.cc: New file.
14139 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14140 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14141 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14142 * Makefile.in: Rebuild.
14144 2008-06-09 Ian Lance Taylor <iant@google.com>
14146 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14148 (throwing, orig_terminate): New static variables.
14149 (terminate_handler): New static function.
14150 (t2): Set terminate handler.
14152 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14155 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14158 2008-05-30 Cary Coutant <ccoutant@google.com>
14160 * archive.cc (Archive::include_all_members) Correct to step
14161 over symbol table and extended name table in thin archives.
14163 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14166 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14169 2008-05-28 Caleb Howe <cshowe@google.com>
14171 * reduced_debug_output.cc: New file.
14172 * reduced_debug_output.h: New file.
14173 * options.h (class General_options): Add --strip-debug-non-line.
14174 * options.cc (General_options::finalize): Add strip_debug_non_line
14175 to the strip heirarchy.
14176 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14178 * layout.cc: Include "reduced_debug_output.h".
14179 (Layout::Layout): Initialize new fields.
14180 (line_only_debug_sections): New static array.
14181 (is_lines_only_debug_sections): New static inline function.
14182 (Layout::include_section): Handle --strip-debug-non-line.
14183 (Layout::make_output_section): If --strip-debug-non-line, build
14184 new output sections for .debug_abbrev and .debug_info.
14185 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14186 gold. Warn about possible overflow.
14187 (read_signed_LEB_128): Likewise.
14188 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14189 (read_signed_LEB_128): Declare.
14190 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14191 (HFILES): Add reduced_debug_output.h.
14192 * Makefile.in: Rebuild.
14194 2008-05-21 Ian Lance Taylor <iant@google.com>
14196 * mapfile.cc: New file.
14197 * mapfile.h: New file.
14198 * options.h (class General_options): Add -M/--print-map and -Map.
14199 * options.cc (General_options::finalize): Make -M equivalent to
14201 * main.cc: Include <cstdio> and "mapfile.h".
14202 (main): Open mapfile if requested.
14203 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14204 constructor. Change caller.
14205 (queue_initial_tasks): Add mapfile parameter. Change caller.
14206 (queue_middle_tasks): Likewise.
14207 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14209 * archive.cc: Include "mapfile.h".
14210 (Archive::add_symbols): Add mapfile parameter. Change all
14211 callers. Pass mapfile, symbol, and reason to include_member.
14212 (Archive::include_all_members): Add mapfile parameter. Change all
14214 (Archive::include_member): Add mapfile, sym, and why parameters.
14215 Change all callers. Report inclusion to map file.
14216 * archive.h: Include "fileread.h".
14217 (class Archive): Update declarations.
14218 (Archive::file): New const method.
14219 (class Add_archive_symbols): Add mapfile_ field. Update
14220 constructor. Change all callers.
14221 * readsyms.h (class Read_symbols): Likewise.
14222 (class Finish_group): Likewise.
14223 (class Read_script): Likewise.
14224 * common.cc: Include "mapfile.h".
14225 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14227 (Symbol_table::do_allocate_commons): Likewise.
14228 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14229 symbol allocation to mapfile.
14230 * common.h (class Allocate_commons_task): Add mapfile_ field.
14231 Update constructor. Change all callers.
14232 * symtab.h (class Symbol_table): Update declarations.
14233 * layout.cc: Include "mapfile.h".
14234 (Layout_task_runner::run): Print information to mapfile.
14235 (Layout::create_gold_note): Change Output_data_fixed_space to
14236 Output_data_zero_fill.
14237 (Layout::create_build_id): Likewise.
14238 (Layout::print_to_mapfile): New function.
14239 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14240 constructor. Change caller.
14241 (class Layout): Declare print_to_mapfile.
14242 * output.cc (Output_section::Input_section::print_to_mapfile): New
14244 (Output_section::add_input_section): If producing a map, always
14245 add to input_sections_ list.
14246 (Output_section::do_print_to_mapfile): New function.
14247 (Output_segment::print_sections_to_mapfile): New function.
14248 (Output_segment::print_section_list_to_mapfile): New function.
14249 * output.h: Include "mapfile.h".
14250 (Output_data::print_to_mapfile): New function.
14251 (Output_data::do_print_to_mapfile): New virtual function.
14252 (Output_segment_headers::do_print_to_mapfile): New function.
14253 (Output_file_header::do_print_to_mapfile): New function.
14254 (Output_data_const::do_print_to_mapfile): New function.
14255 (class Output_data_const_buffer): Add map_name_ field. Update
14256 constructor. Change all callers. Add do_print_to_mapfile
14258 (class Output_data_fixed_space): Likewise.
14259 (class Output_data_space): Likewise.
14260 (class Output_data_zero_fill): New class.
14261 (Output_data_strtab::do_print_to_mapfile): New function.
14262 (Output_data_reloc_base::do_print_to_mapfile): New function.
14263 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14264 (Output_data_group::do_print_to_mapfile): New function.
14265 (Output_data_got::do_print_to_mapfile): New function.
14266 (Output_data_dynamic::do_print_to_mapfile): New function.
14267 (Output_symtab_xindex::do_print_to_mapfile): New function.
14268 (class Output_section): Declare do_print_to_mapflie. Declare
14269 print_to_mapfile in Input_section.
14270 (class Output_segment): Declare new functions.
14271 * object.h (Sized_relobj::symbol_count): New function.
14272 * script-sections.cc
14273 (Output_section_element_dot_assignment::set_section_addresses):
14274 Change Output_data_fixed_space to Output_data_zero_fill.
14275 (Output_data_expression::do_print_to_mapfile): New function.
14276 * script.cc (read_input_script): Add mapfile parameter. Change
14278 * script.h (read_input_script): Update declaration.
14279 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14280 (Eh_frame::do_print_to_mapfile): New function.
14281 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14282 (Output_merge_string::do_print_to_mapfile): New function.
14283 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14285 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14287 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14289 * Makefile.am (CCFILES): Add mapfile.cc.
14290 (HFILES): Add mapfile.h.
14291 * Makefile.in: Rebuild.
14293 2008-05-19 Ian Lance Taylor <iant@google.com>
14295 * options.h (class General_options): Add -z relro.
14296 * layout.cc (Layout::Layout): Initialize relro_segment_.
14297 (Layout::add_output_section_data): Return the output section.
14298 (Layout::make_output_section): Rcognize relro sections and mark
14299 them appropriately.
14300 (Layout::attach_allocated_section_to_segment): Put relro sections
14301 in a PT_GNU_RELRO segment.
14302 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14304 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14306 (Layout::linkonce_mapping): Map d.rel.ro.local to
14307 .data.rel.ro.local.
14308 (Layout::output_section_name): Us .data.rel.ro.local for any
14309 section which begins with that.
14310 * layout.h (class Layout): Update add_output_section_data
14311 declaration. Add relro_segment_ field.
14312 * output.cc (Output_section::Output_section): Initialize is_relro_
14313 and is_relro_local_ fields.
14314 (Output_segment::add_output_section): Group relro sections.
14315 (Output_segment::is_first_section_relro): New function.
14316 (Output_segment::maximum_alignment): If there is a relro section,
14317 align the segment to the common page size.
14318 (Output_segment::set_section_addresses): Track whether we are
14319 looking at relro sections. If the last section is a relro
14320 section, align to the common page size.
14321 (Output_segment::set_section_list_addresses): Add in_relro
14322 parameter. Change all callers. Align to the page size when
14323 moving from relro to non-relro section.
14324 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14326 * output.h (class Output_section): Add is_relro_ and
14327 is_relro_local_ fields.
14328 (Output_section::is_relro): New function.
14329 (Output_section::set_is_relro): New function.
14330 (Output_section::is_relro_local): New function.
14331 (Output_section::set_is_relro_local): New function.
14332 (class Output_segment): Update declarations.
14333 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14334 * sparc.cc (Target_sparc::got_section): Likewise.
14335 * x86_64.cc (Target_x86_64::got_section): Likewise.
14336 * testsuite/relro_test_main.cc: New file.
14337 * testsuite/relro_test.cc: New file.
14338 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14339 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14340 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14341 (relro_test.so, relro_test_pic.o): New targets.
14342 * testsuite/Makefile.in: Rebuild.
14344 2008-05-16 Ian Lance Taylor <iant@google.com>
14346 * output.cc (Output_segment::add_output_section): Remove front
14348 * output.h (class Output_segment): Remove
14349 add_initial_output_section and overloaded add_output_section.
14350 Update declaration of remaining add_output_section.
14351 * layout.cc (Layout::create_interp): Call add_output_section
14352 rather than add_initial_output_section.
14353 (Layout::finish_dynamic_section): Likewise.
14355 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14356 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14357 know the dynamic type.
14358 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14359 field. Initialize it in constructor.
14360 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14361 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14362 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14365 * output.cc (Output_reloc::get_address): Change return type to
14367 * output.h (class Output_reloc): Update get_address declaration.
14368 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14369 for section addresses.
14371 2008-05-09 Ian Lance Taylor <iant@google.com>
14374 * gold.cc (gold_nomem): Use return value of write.
14376 2008-05-08 Ian Lance Taylor <iant@google.com>
14378 * symtab.c (Symbol::init_base_output_data): Add version
14379 parameter. Change all callers.
14380 (Symbol::init_base_output_segment): Likewise.
14381 (Symbol::init_base_constant): Likewise.
14382 (Symbol::init_base_undefined): Likewise.
14383 (Sized_symbol::init_output_data): Likewise.
14384 (Sized_symbol::init_output_segment): Likewise.
14385 (Sized_symbol::init_constant): Likewise.
14386 (Sized_symbol::init_undefined): Likewise.
14387 (Symbol_table::do_define_in_output_data): If the new symbol has a
14388 version, mark it as the default.
14389 (Symbol_table::do_define_in_output_segment): Likewise.
14390 (Symbol_table::do_define_as_constant): Likewise.
14391 * symtab.h (class Symbol): Update declarations.
14392 (class Sized_symbol): Likewise.
14393 * resolve.cc (Symbol::override_version): New function.
14394 (Symbol::override_base): Call override_version.
14395 (Symbol::override_base_with_special): Likewise.
14396 * testsuite/ver_script_8.script: New file.
14397 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14398 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14399 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14400 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14402 2008-05-06 Ian Lance Taylor <iant@google.com>
14405 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14407 (class General_options): Remove existing --undefined, and add
14408 --no-undefined instead. Add new --undefined as synonym for -u.
14409 * archive.cc (Archive::add_symbols): Check whether symbol was
14411 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14412 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14413 all uses. Add IS_UNDEFINED. Update declarations to split
14414 different versions of init_base. Declare init_base_undefined.
14415 (Symbol::is_defined): Handle IS_UNDEFINED.
14416 (Symbol::is_undefined): Likewise.
14417 (Symbol::is_weak_undefined): Call is_undefined.
14418 (Symbol::is_absolute): Handle IS_CONSTANT.
14419 (class Sized_symbol): Update declarations to split different
14420 versions of init. Declare init_undefined.
14421 (class Symbol_table): Declare new functions.
14422 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14423 Change all callers.
14424 (Symbol::init_base_output_data): Likewise.
14425 (Symbol::init_base_output_segment): Likewise.
14426 (Symbol::init_base_constant): Likewise.
14427 (Symbol::init_base_undefined): New function.
14428 (Sized_symbol::init_object): Rename from init. Change all
14430 (Sized_symbol::init_output_data): Likewise.
14431 (Sized_symbol::init_output_segment): Likewise.
14432 (Sized_symbol::init_constant): Likewise.
14433 (Sized_symbol::init_undefined): New function.
14434 (Symbol_table::add_undefined_symbols_from_command_line): New
14436 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14438 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14439 (Symbol::output_section): Likewise.
14440 (Symbol::set_output_section): Likewise.
14441 (Symbol_table::sized_finalize_symbol): Likewise.
14442 (Symbol_table::sized_write_globals): Likewise.
14443 * resolve.cc (Symbol_table::should_override): Likewise.
14444 (Symbol::override_base_with_special): Likewise.
14446 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14447 symbol, change it to have default visibility.
14448 * testsuite/protected_1.cc: New file.
14449 * testsuite/protected_2.cc: New file.
14450 * testsuite/protected_3.cc: New file.
14451 * testsuite/protected_main_1.cc: New file.
14452 * testsuite/protected_main_2.cc: New file.
14453 * testsuite/protected_main_3.cc: New file.
14454 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14455 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14456 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14457 (protected_1.so): New target.
14458 (protected_1_pic.o, protected_2_pic.o): New targets.
14459 (protected_3_pic.o): New target.
14460 (check_PROGRAMS): Add protected_2.
14461 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14462 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14463 * testsuite/Makefile.in: Rebuild.
14465 * options.h (DEFINE_var): Add set_user_set_##varname__.
14466 (DEFINE_bool_alias): New macro.
14467 (class General_options): Define -Bstatic using DEFINE_bool_alias
14468 rather than DEFINE_special. Add --undefined as an alias for -z
14470 * options.cc (General_options::parse_Bstatic): Remove.
14472 * options.h (class General_options): Add --fatal-warnings.
14473 * main.cc (main): Implement --fatal-warnings.
14474 * errors.h (Errors::warning_count): New function.
14476 * options.h (class General_options): Add -Bsymbolic-functions.
14477 * symtab.h (Symbol::is_preemptible): Check for
14478 -Bsymbolic-functions.
14480 2008-05-05 Ian Lance Taylor <iant@google.com>
14482 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14483 as noVARNAME rather than no-VARNAME.
14484 (class General_options): Add option -z combreloc.
14485 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14487 (Output_reloc::sort_before) [SHT_REL]: New function.
14488 (Output_reloc::sort_before) [SHT_RELA]: New function.
14489 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14490 Sort_relocs_comparison.
14491 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14492 parameter. Change all callers.
14493 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14494 sort_relocs parameter. Change all callers.
14495 * output.cc (Output_reloc::get_address): New function, broken out
14497 (Output_reloc::write_rel): Call it.
14498 (Output_reloc::compare): New function.
14499 (Output_data_reloc_base::do_write): Optionally sort relocs.
14501 * configure.ac: If targ_extra_obj is set, link it in.
14502 * configure.tgt: Initialize all variables.
14503 (x86_64*): Set targ_extra_obj and targ_extra_size.
14504 * configure: Rebuild.
14506 * object.cc (Sized_relobj::include_section_group): Adjust section
14507 indexes read from group data. Build vector to pass to
14509 * layout.cc (Layout::layout_group): Add flags and shndxes
14510 parameters. Remove contents parameter. Change caller. Update
14511 explicit instantiations.
14512 * layout.h (class Layout): Update layout_group declaration.
14513 * output.cc (Output_data_group::Output_data_group): Add flags and
14514 input_shndxes parameters. Remove contents parameter. Change
14516 (Output_data_group::do_write): Change input_sections_ to
14518 * output.h (class Output_data_group): Update constructor
14519 declaration. Rename input_sections_ to input_shndxes_.
14520 * testsuite/many_sections_test.cc: Add template.
14522 2008-04-30 Cary Coutant <ccoutant@google.com>
14524 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14526 * layout.cc (Layout::include_section): Refactored check for debug
14528 (Layout::add_comdat): Add new parameters. Change type
14529 of signature parameter. Add object and shndx to signatures table.
14530 (Layout::find_kept_object): New function.
14531 * layout.h: Include <cstring>.
14532 (Layout::is_debug_info_section): New function.
14533 (Layout::add_comdat): Add new parameters.
14534 (Layout::find_kept_object): New function.
14535 (Layout::Kept_section): New struct.
14536 (Layout::Signatures): Change type of map range.
14537 * object.cc (Relobj::output_section_address): New function.
14538 (Sized_relobj::include_section_group): Add new parameters. Change
14539 calls to Layout::add_comdat. Change to build table of kept comdat
14540 groups and table mapping discarded sections to kept sections.
14541 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14542 (Sized_relobj::do_layout): Change calls to include_section_group and
14543 include_linkonce_section.
14544 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14545 value to zero when section is discarded.
14546 (Sized_relobj::map_to_kept_section): New function.
14547 * object.h (Relobj::output_section_address): New function.
14548 (Relobj::Comdat_group): New type.
14549 (Relobj::find_comdat_group): New function.
14550 (Relobj::Comdat_group_table): New type.
14551 (Relobj::Kept_comdat_section): New type.
14552 (Relobj::Kept_comdat_section_table): New type.
14553 (Relobj::add_comdat_group): New function.
14554 (Relobj::set_kept_comdat_section): New function.
14555 (Relobj::get_kept_comdat_section): New function.
14556 (Relobj::comdat_groups_): New field.
14557 (Relobj::kept_comdat_sections_): New field.
14558 (Symbol_value::input_value): Update comment.
14559 (Sized_relobj::map_to_kept_section) New function.
14560 (Sized_relobj::include_linkonce_section): Add new parameter.
14561 * target-reloc.h (Comdat_behavior): New type.
14562 (get_comdat_behavior): New function.
14563 (relocate_section): Add code to map a discarded section to the
14564 corresponding kept section when applying a relocation.
14566 2008-04-30 Craig Silverstein <csilvers@google.com>
14568 * dwarf_reader.cc (next_generation_count): New static var.
14569 (Addr2line_cache_entry): New struct.
14570 (addr2line_cache): New static var.
14571 (Dwarf_line_info::one_addr2line): Added caching.
14572 (Dwarf_line_info::clear_addr2line_cache): New function.
14573 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14574 cache-size parameter.
14575 (Dwarf_line_info::one_addr2line_cache): New function.
14576 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14577 new cache-size argument to one_addr2line(), and clear cache.
14579 2008-04-28 Cary Coutant <ccoutant@google.com>
14581 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14582 R_386_PC8 relocations.
14584 2008-04-23 Ian Lance Taylor <iant@google.com>
14586 * object.cc (Sized_relobj::include_section_group): Check for
14587 invalid section group.
14589 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14592 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14593 than read for file header.
14594 * archive.cc (Archive::include_member): Likewise.
14596 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14598 * aclocal.m4: Regenerate.
14599 * configure: Regenerate.
14601 2008-04-19 Ian Lance Taylor <iant@google.com>
14603 * version.cc (version_string): Bump to 1.6.
14605 * testsuite/Makefile.am (many_sections_r_test): New target.
14606 (many_sections_r_test_SOURCES): Remove.
14607 (many_sections_r_test_DEPENDENCIES): Remove.
14608 (many_sections_r_test_LDFLAGS): Remove.
14609 (many_sections_r_test_LDADD): Remove.
14611 * object.cc (Sized_relobj::do_add_symbols): Always pass
14612 local_symbol_count_ to add_from_relobj.
14614 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14615 every thousand variables.
14616 * testsuite/Makefile.in: Rebuild.
14618 * object.cc (Xindex::initialize_symtab_xindex): New function.
14619 (Xindex::read_symtab_xindex): New function.
14620 (Xindex::sym_xindex_to_shndx): New function.
14621 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14623 (Sized_relobj::do_initialize_xindex): New function.
14624 (Sized_relobj::do_read_symbols): Adjust section links.
14625 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14626 parameter. Change all callers.
14627 (Sized_relobj::include_section_group): Adjust section links and
14628 symbol section indexes.
14629 (Sized_relobj::do_layout): Adjust section links.
14630 (Sized_relobj::do_count_local_symbols): Adjust section links and
14631 symbol section indexes.
14632 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14633 ordinary and special symbols.
14634 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14635 dynsym_xindex parameters. Change all callers. Adjust section
14636 links. Use SHN_XINDEX when needed.
14637 (Sized_relobj::get_symbol_location_info): Adjust section links.
14638 Don't get fooled by special symbols.
14639 * object.h (class Xindex): Define.
14640 (class Object): Add xindex_ parameter. Declare virtual functoin
14641 do_initialize_xindex.
14642 (Object::adjust_sym_shndx): New function.
14643 (Object::set_xindex): New protected function.
14644 (class Symbol_value): Add is_ordinary_shndx_ field.
14645 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14646 (Symbol_value::value): Assert ordinary section.
14647 (Symbol_value::initialize_input_to_output_map): Likewise.
14648 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14649 Change all callers.
14650 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14652 (class Sized_relobj): Update declarations.
14653 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14654 parameter. Change all callers.
14655 (Sized_relobj::adjust_shndx): New function.
14656 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14658 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14659 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14660 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14661 (Sized_dynobj::read_dynsym_section): Adjust section links.
14662 (Sized_dynobj::read_dynamic): Likewise.
14663 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14665 (Sized_dynobj::do_initialize_xindex): New function.
14666 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14667 do_initialize_xindex.
14668 (Sized_dynobj::adjust_shndx): New function.
14669 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14670 dynsym_xindex_ fields.
14671 (Layout::finalize): Add a call to set_section_indexes before
14672 creating the symtab sections.
14673 (Layout::set_section_indexes): Don't do anything if the section
14674 already has a section index.
14675 (Layout::create_symtab_sections): Add shnum parameter. Change
14676 caller. Create .symtab_shndx section if needed.
14677 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14679 (Layout::allocated_output_section_count): New function.
14680 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14682 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14683 fields. Update declarations.
14684 (Layout::symtab_xindex): New function.
14685 (Layout::dynsym_xindex): New function.
14686 (class Write_symbols_task): Add layout_ field.
14687 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14689 * output.cc (Output_section_headers::Output_section_headers): Add
14690 shstrtab_section parameter. Change all callers.
14691 (Output_section_headers::do_sized_write): Store overflow values
14692 for section count and section string table section index in
14693 section header zero.
14694 (Output_file_header::do_sized_write): Check for overflow of
14695 section count and section string table section index.
14696 (Output_symtab_xindex::do_write): New function.
14697 (Output_symtab_xindex::endian_do_write): New function.
14698 * output.h (class Output_section_headers): Add shstrtab_section_.
14699 Update declarations.
14700 (class Output_symtab_xindex): Define.
14701 (Output_section::has_out_shndx): New function.
14702 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14704 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14705 Change all callers.
14706 (Sized_symbol::init): Likewise.
14707 (Symbol::output_section): Check for ordinary symbol.
14708 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14709 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14711 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14712 Change all callers. Simplify handling of symbols from sections
14713 not included in the link.
14714 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14716 (Weak_alias_sorter::operator()): Assert that symbols are
14718 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14720 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14721 parameters. Change all callers.
14722 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14723 symbol distinction. Use SHN_XINDEX when needed.
14724 (Symbol_table::write_section_symbol): Add symtab_xindex
14725 parameter. Change all callers.
14726 (Symbol_table::sized_write_section_symbol): Likewise. Use
14727 SHN_XINDEX when needed.
14728 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14730 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14731 (Symbol::is_defined): Check is_ordinary.
14732 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14733 (Symbol::is_absolute, Symbol::is_common): Likewise.
14734 (class Sized_symbol): Update declarations.
14735 (class Symbol_table): Update declarations.
14736 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14737 parameters. Change all callers.
14738 (Sized_symbol::override): Likewise.
14739 (Symbol_table::override): Likewise.
14740 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14741 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14742 is_ordinary, and orig_st_shndx parameters. Change all callers.
14743 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14744 to be in an ordinary section.
14745 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14746 object and is_ordinary parameters. Change all callers.
14747 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14748 Change all callers. Don't add undefined or non-ordinary symbols
14750 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14751 Change all callers.
14752 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14754 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14755 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14756 (Sized_relobj::relocate_sections): Likewise.
14757 * target-reloc.h (scan_relocs): Adjust section symbol index.
14758 (scan_relocatable_relocs): Likewise.
14759 * i386.cc (Scan::local): Check for ordinary symbols.
14760 * sparc.cc (Scan::local): Likewise.
14761 * x86_64.cc (Scan::local): Likewise.
14762 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14763 to symbol_section_and_value.
14764 * testsuite/many_sections_test.cc: New file.
14765 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14766 (check_PROGRAMS): Add many_sections_test.
14767 (many_sections_test_SOURCES): Define.
14768 (many_sections_test_DEPENDENCIES): Define.
14769 (many_sections_test_LDFLAGS): Define.
14770 (BUILT_SOURCES): Add many_sections_define.h.
14771 (many_sections_define.h): New target.
14772 (BUILT_SOURCES): Add many_sections_check.h.
14773 (many_sections_check.h): New target.
14774 (check_PROGRAMS): Add many_sections_r_test.
14775 (many_sections_r_test_SOURCES): Define.
14776 (many_sections_r_test_DEPENDENCIES): Define.
14777 (many_sections_r_test_LDFLAGS): Define.
14778 (many_sections_r_test_LDADD): Define.
14779 (many_sections_r_test.o): New target.
14780 * testsuite/Makefile.in: Rebuild.
14782 2008-04-17 Cary Coutant <ccoutant@google.com>
14784 * errors.cc (Errors::info): New function.
14785 (gold_info): New function.
14786 * errors.h (Errors::info): New function.
14787 * gold.h (gold_info): New function.
14788 * object.cc (Input_objects::add_object): Print trace output.
14789 * options.cc (options::parse_set): New function.
14790 (General_options::parse_wrap): Deleted.
14791 (General_options::General_options): Deleted initializer.
14792 * options.h (options::String_set): New typedef.
14793 (options::parse_set): New function.
14794 (DEFINE_set): New macro.
14795 (General_options::wrap): Changed to use DEFINE_set. Changed
14796 callers of any_wrap_symbols and is_wrap_symbol.
14797 (General_options::trace, General_options::trace_symbol):
14799 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14800 (General_options::wrap_symbols_): Deleted.
14801 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14803 2008-04-17 David S. Miller <davem@davemloft.net>
14805 * options.cc (General_options::parse_V): New function.
14806 * options.h: Add entries for -V and -Qy.
14808 2008-04-17 Ian Lance Taylor <iant@google.com>
14810 * common.cc (Symbol_table::allocate_commons): Remove options
14811 parameter. Change caller.
14812 (Symbol_table::do_allocate_commons): Remove options parameter.
14813 Change caller. Just call do_allocate_commons_list twice.
14814 (Symbol_table::do_allocate_commons_list): New function, broken out
14815 of do_allocate_commons.
14816 * common.h (class Allocate_commons_task): Remove options_ field.
14817 Update constructor.
14818 * symtab.cc (Symbol_table::Symbol_table): Initialize
14820 (Symbol_table::add_from_object): Put TLS common symbols on
14822 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14823 which are IN_OUTPUT_DATA.
14824 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14825 allocate_commons and do_allocate_commons declarations. Declare
14826 do_allocate_commons_list.
14827 * gold.cc (queue_middle_tasks): Update creation of
14828 Allocate_commons_task to not pass options.
14829 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14830 (TLS_TEST_C_FLAGS): New variable.
14831 (tls_test_c_pic.o): New target.
14832 (tls_test_shared.so): Link in tls_test_c_pic.o.
14833 (tls_test_c_pic_ie.o): New target.
14834 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14835 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14836 (tls_test_c.o): New target.
14837 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14838 (tls_pic_test_LDADD): Likewise.
14839 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14840 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14841 (tls_test_c_gnu2.o): New target.
14842 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14844 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14845 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14846 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14847 * testsuite/tls_test.cc: Include "config.h".
14848 (t_last): Call t11_last.
14849 * testsuite/tls_test.h (t11, t11_last): Declare.
14850 * testsuite/tls_test_c.c: New file.
14851 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14852 * configure.ac: Check for OpenMP support.
14853 * configure, config.in, Makefile.in: Rebuild.
14854 * testsuite/Makefile.in: Rebuild.
14856 2008-04-16 Cary Coutant <ccoutant@google.com>
14858 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14859 (Target_i386::tls_base_symbol_defined_): New field.
14860 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14861 (Target_i386::Scan::global): Likewise.
14862 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14863 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14864 (Target_x86_64::tls_base_symbol_defined_): New field.
14865 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14866 (Target_x86_64::Scan::global): Likewise.
14868 2008-04-16 Cary Coutant <ccoutant@google.com>
14870 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14871 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14872 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14873 building shared libraries.
14874 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14875 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14876 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14877 * testsuite/Makefile.in: Rebuild.
14878 * testsuite/weak_undef.h: New file.
14879 * testsuite/weak_undef_file1.cc: Add extra test cases.
14880 * testsuite/weak_undef_file2.cc: Likewise.
14881 * testsuite/weak_undef_test.cc: Likewise.
14883 2008-04-16 David S. Miller <davem@davemloft.net>
14885 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14886 Add issued_non_pic_error_ field. Declare check_non_pic.
14887 (Target_sparc::Scan::check_non_pic): New function.
14888 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14889 (Target_sparc::Scan::global): Likewise.
14891 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14892 * configure: Rebuild.
14894 * options.h (DEFINE_enable): New macro.
14895 (new_dtags): New enable option.
14896 (initfirst, interpose, loadfltr, nodefaultlib,
14897 nodelete, nodlopen, nodump): New -z options.
14898 * layout.cc (Layout:finish_dynamic_section): If new
14899 dtags enabled, emit DT_RUNPATH. Also, emit a
14900 DT_FLAGS_1 containing any specified -z flags.
14902 2008-04-16 Ian Lance Taylor <iant@google.com>
14904 * copy-relocs.cc: New file.
14905 * copy-relocs.h: New file.
14906 * reloc.cc: Remove Copy_relocs code.
14907 * reloc.h: Likewise.
14908 * reloc-types.h (struct Reloc_types) [both versions]: Add
14909 get_reloc_addend_noerror.
14910 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14911 variants of add_global which take an addend which must be zero.
14912 * i386.cc: Include "copy-relocs.h".
14913 (class Target_i386): Change type of copy_relocs_ to variable,
14914 update initializer.
14915 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14916 Change all callers.
14917 (Target_i386::do_finalize_sections): Change handling of
14919 * sparc.cc: Include "copy-relocs.h".
14920 (class Target_sparc): Change type of copy_relocs_ to variable,
14921 update initializer.
14922 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14923 Change all callers.
14924 (Target_sparc::do_finalize_sections): Change handling of
14926 * x86_64.cc: Include "copy-relocs.h".
14927 (class Target_x86_64): Change type of copy_relocs_ to variable,
14928 update initializer.
14929 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14930 class. Change all callers.
14931 (Target_x86_64::do_finalize_sections): Change handling of
14933 * Makefile.am (CCFILES): Add copy-relocs.cc.
14934 (HFILES): Add copy-relocs.h.
14936 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14938 * testsuite/script_test_4.sh: Permit leading zeroes.
14940 2008-04-15 Ian Lance Taylor <iant@google.com>
14942 * script-sections.cc (Script_sections::create_segments): Use
14943 header_size_adjustment even when there is enough room for the
14945 * testsuite/script_test_4.sh: New file.
14946 * testsuite/script_test_4.t: New file.
14947 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14948 (check_DATA): Add script_test_4.stdout.
14949 (MOSTLYCLEANFILES): Likewise.
14950 (script_test_4): New target.
14951 (script_test_4.stdout): New target.
14952 * testsuite/Makefile.in: Rebuild.
14954 * sparc.cc: Add definitions for Output_data_plt_sparc class
14957 2008-04-14 David S. Miller <davem@davemloft.net>
14959 * sparc.cc: New file.
14960 * Makefile.am (TARGETSOURCES): Add sparc.cc
14961 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14962 * configure.tgt: Document targ_extra_size and
14963 targ_extra_big_endian. Add entries for sparc-* and
14965 * configure.ac: Handle targ_extra_size and
14966 targ_extra_big_endian.
14967 * Makefile.in: Rebuild.
14968 * configure: Likewise.
14969 * po/POTFILES.in: Likewise.
14970 * po/gold.pot: Likewise.
14972 2008-04-14 Ian Lance Taylor <iant@google.com>
14974 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14975 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14976 in the name/type/flags to section mapping. Don't call
14977 allocate_output_section.
14978 (Layout::choose_output_section): Change parameter from adjust_name
14979 to is_input_section. Don't permit input sections after sections
14980 are attached to segments. Don't call allocate_output_section.
14981 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14982 not write_enable_output_section.
14983 (Layout::make_output_section): Don't push to
14984 unattached_section_list_ nor call attach_to_segment. Call
14985 attach_section_to_segment if sections are attached.
14986 (Layout::attach_sections_to_segments): New function.
14987 (Layout::attach_section_to_segment): New function.
14988 (Layout::attach_allocated_section_to_segment): Rename from
14989 attach_to_segment. Remove flags parameter.
14990 (Layout::allocate_output_section): Remove function.
14991 (Layout::write_enable_output_section): Remove function.
14992 * layout.h (class Layout): Update for above changes. Add new
14993 field sections_are_attached_.
14994 * output.h (Output_section::update_flags_for_input_section): New
14996 * output.cc (Output_section::add_input_section): Call
14997 update_flags_for_input_section.
14998 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15000 2008-04-11 Cary Coutant <ccoutant@google.com>
15002 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15003 thought unnecessary.
15004 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15006 2008-04-11 Ian Lance Taylor <iant@google.com>
15008 * output.h (class Output_section_data): Remove inline definition
15010 * output.cc (Output_section_data::set_addralign): New function.
15012 2008-04-11 Cary Coutant <ccoutant@google.com>
15014 Add support for TLS descriptors for i386 and x86_64.
15015 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15016 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15017 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15019 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15020 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15021 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15023 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15024 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15025 Fix problem with initial-exec relocations.
15026 (Target_i386::Relocate::relocate_tls): Likewise.
15027 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15029 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15030 support for section-plus-offset dynamic table entries.
15031 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15032 (Output_data_dynamic::Dynamic_entry): Add support for
15033 section-plus-offset dynamic table entries.
15034 (Output_data_dynamic::Classification): Likewise.
15035 (Output_data_dynamic::classification_): Renamed offset_.
15036 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15037 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15038 (Target_x86_64::make_plt_section): New function.
15039 (Target_x86_64::reserve_tlsdesc_entries): New function.
15040 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15041 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15042 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15043 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15044 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15045 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15046 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15047 add extra PLT entry for TLS descriptors.
15048 (Output_data_plt_x86_64::got_): New field.
15049 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15050 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15052 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15054 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15055 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15056 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15057 R_386_TLS_DESC_CALL relocations.
15058 (Target_x86_64::Scan::global): Likewise.
15059 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15060 for TLS descriptors.
15061 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15062 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15063 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15064 GD-to-IE relaxation.
15065 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15066 and TLS_DESCRIPTORS.
15067 * Makefile.in: Rebuild.
15068 * configure: Rebuild.
15069 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15070 (tls_test_shared2.so): New target.
15071 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15072 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15073 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15074 (tls_shared_gd_to_ie_test_LDADD): New variable.
15075 (tls_shared_gnu2_gd_to_ie_test): New target.
15076 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15078 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15079 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15080 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15081 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15082 (tls_shared_gnu2_test): New target.
15083 (tls_test_gnu2_shared.so): New target.
15084 (tls_shared_gnu2_test_SOURCES): New variable.
15085 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15086 (tls_shared_gnu2_test_LDFLAGS): New variable.
15087 (tls_shared_gnu2_test_LDADD): New variable.
15088 * testsuite/Makefile.in: Rebuild.
15089 * testsuite/Makefile.
15091 2008-04-11 Ian Lance Taylor <iant@google.com>
15093 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15095 * testsuite/Makefile.in: Rebuild.
15097 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15099 * testsuite/script_test_2.cc (main): Adjust test.
15101 2008-04-11 David S. Miller <davem@davemloft.net>
15102 Ian Lance Taylor <iant@google.com>
15104 * options.h (General_options): Add entries for '-Y' and
15106 * options.cc (General_options:finalize): If -Y was used, add those
15107 entries to the library path instead of the default "/lib" and
15110 2008-04-11 David S. Miller <davem@davemloft.net>
15112 * testsuite/justsyms.t: Start at 0x100.
15113 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15114 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15116 * testsuite/script_test_2.cc: Adjust string and section length
15119 2008-04-09 Ian Lance Taylor <iant@google.com>
15122 * script-sections.cc (Sections_element::allocate_to_segment): Add
15124 (Output_section_definition::allocate_to_segment): Likewise.
15125 (Orphan_output_section::allocate_to_segment): Likewise.
15126 (Script_sections::attach_sections_using_phdrs_clause): Don't
15127 propagate non-PT_LOAD segments to orphan sections.
15128 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15129 readelf rather than objdump.
15130 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15131 .interp section and PT_INTERP segment are the same size.
15132 * testsuite/Makefile.in: Rebuild.
15134 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15135 aliases for symbols defined in the same object.
15136 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15137 (weak_alias_test_SOURCES): New variable.
15138 (weak_alias_test_DEPENDENCIES): New variable.
15139 (weak_alias_test_LDFLAGS): New variable.
15140 (weak_alias_test_LDADD): New variable.
15141 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15142 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15143 (weak_alias_test_3.o): New target.
15144 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15145 * testsuite/weak_alias_test_main.cc: New file.
15146 * testsuite/weak_alias_test_1.cc: New file.
15147 * testsuite/weak_alias_test_2.cc: New file.
15148 * testsuite/weak_alias_test_3.cc: New file.
15150 2008-04-08 Ian Lance Taylor <iant@google.com>
15152 * options.h (class General_options): Add --noinhibit-exec option.
15153 * main.cc (main): Check --noinhibit-exec.
15155 * options.h (class General_options): Define --wrap as a special
15156 option. Add wrap_symbols_ field.
15157 (General_options::any_wrap_symbols): New function.
15158 (General_options::is_wrap_symbol): New function.
15159 * options.cc (General_options::parse_wrap): New function.
15160 (General_options::General_options): Initialize wrap_symbols_.
15161 * symtab.cc (Symbol_table::wrap_symbol): New function.
15162 (Symbol_table::add_from_object): Handle --wrap.
15163 * symtab.h (class Symbol_table): Declare wrap_symbol.
15164 * target.h (Target::wrap_char): New function.
15165 (Target::Target_info): Add wrap_char field.
15166 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15167 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15168 * testsuite/testfile.cc (Target_test::test_target_info):
15171 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15174 * layout.h (class Layout): Add added_eh_frame_data_ field.
15175 * layout.cc (Layout::Layout): Initialize new field.
15176 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15177 output section until we find a section we merged successfully.
15178 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15179 that the size be non-zero.
15181 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15184 2008-04-08 Craig Silverstein <csilvers@google.com>
15186 * configure.ac: Export new conditional variable HAVE_ZLIB.
15187 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15189 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15190 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15192 2008-04-07 Ian Lance Taylor <iant@google.com>
15194 * version.cc (version_string): Set to "1.5".
15196 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15197 Add issued_non_pic_error_ field. Declare check_non_pic.
15198 (Target_x86_64::Scan::check_non_pic): New function.
15199 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15200 (Target_x86_64::Scan::global): Likewise.
15202 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15203 addend parameter. Change caller. Handle merge sections.
15204 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15205 Address to Addend. Don't add in the result of
15206 local_section_offset, pass down the addend and use the returned
15208 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15209 Update declarations of local_section_offset and symbol_value.
15210 * testsuite/two_file_test_1.cc (t18): New function.
15211 * testsuite/two_file_test_2.cc (f18): New function.
15212 * testsuite/two_file_test_main.cc (main): Call t18.
15213 * testsuite/two_file_test.h (t18, f18): Declare.
15215 * configure.ac: Don't test for objdump, c++filt, or readelf.
15216 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15218 (TEST_READELF): New variable.
15219 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15220 (check_PROGRAMS): Add two_file_strip_test.
15221 (two_file_strip_test): New target.
15222 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15223 (two_file_same_shared_strip_test_SOURCES): New variable.
15224 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15225 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15226 (two_file_same_shared_strip_test_LDADD): New variable.
15227 (two_file_shared_strip.so): New target.
15228 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15229 (ver_test_5.syms, ver_test_7.syms): Likewise.
15230 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15231 (strip_test_3.stdout): Use TEST_OBJDUMP.
15232 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15234 2008-04-04 Cary Coutant <ccoutant@google.com>
15236 * symtab.h (Symbol::is_weak_undefined): New function.
15237 (Symbol::is_strong_undefined): New function.
15238 (Symbol::is_absolute): New function.
15239 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15240 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15242 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15243 (weak_undef_test): New target.
15244 * testsuite/Makefile.in: Rebuild.
15245 * testsuite/weak_undef_file1.cc: New file.
15246 * testsuite/weak_undef_file2.cc: New file.
15247 * testsuite/weak_undef_test.cc: New file.
15249 2008-04-03 Craig Silverstein <csilvers@google.com>
15251 * compressed_output.h (class Output_compressed_section): Use
15253 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15255 (zlib_compressed_suffix): Removed.
15256 (Output_compressed_section::set_final_data_size): Use unsigned
15258 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15259 Fix linker invocation.
15260 (flagstest_o_specialfile_and_compress_debug_sections):
15262 * testsuite/Makefile.in: Regenerated.
15264 2008-04-02 David S. Miller <davem@davemloft.net>
15266 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15267 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15269 2008-04-02 Craig Silverstein <csilvers@google.com>
15273 2008-04-02 Ian Lance Taylor <iant@google.com>
15275 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15276 parameters. Update for new key type to views_. Change all
15278 (File_read::read): Adjust for byteshift in returned view.
15279 (File_read::add_view): New function, broken out of
15280 find_and_make_view.
15281 (File_read::make_view): New function, broken out of
15282 find_and_make_view.
15283 (File_read::find_or_make_view): Add offset and aligned
15284 parameters. Rewrite accordingly. Change all callers.
15285 (File_read::get_view): Add offset and aligned parameters. Adjust
15286 for byteshift in return value.
15287 (File_read::get_lasting_view): Likewise.
15288 * fileread.h (class File_read): Update declarations.
15289 (class File_read::View): Add byteshift_ field. Add byteshift to
15290 constructor. Add byteshift method.
15291 * archive.h (Archive::clear_uncached_views): New function.
15292 (Archive::get_view): Add aligned parameter. Change all callers.
15293 * object.h (Object::get_view): Add aligned parameter. Change all
15295 (Object::get_lasting_view): Likewise.
15297 * fileread.cc (File_read::release): Don't call clear_views if
15298 there are multiple objects.
15299 * fileread.h (File_read::clear_uncached_views): New function.
15300 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15303 2008-03-31 Cary Coutant <ccoutant@google.com>
15305 Add thin archive support.
15306 * archive.cc (Archive::armagt): New const.
15307 (Archive::setup): Remove task parameter and calls to unlock.
15308 (Archive::unlock_nested_archives): New function.
15309 (Archive::read_header): Add nested_off parameter. Change
15311 (Archive::interpret_header): Likewise.
15312 (Archive::include_all_members): Change to handle thin
15314 (Archive::include_member): Likewise.
15315 * archive.h (Archive::Archive): Add new parameters and
15317 (Archive::armagt): New const.
15318 (Archive::setup): Remove task parameter.
15319 (Archive::unlock_nested_archives): New function.
15320 (Archive::read_header): Add nested_off parameter.
15321 (Archive::interpret_header): Likewise.
15322 (Archive::Nested_archive_table): New typedef.
15323 (Archive::is_thin_archive_): New field.
15324 (Archive::nested_archives_): New field.
15325 (Archive::options_): New field.
15326 (Archive::dirpath_): New field.
15327 (Archive::task_): New field.
15328 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15329 for thin archives. Pass additional parameters to
15330 Archive::Archive. Unlock the archive file after calling
15333 2008-03-29 Ian Lance Taylor <iant@google.com>
15335 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15336 version symbol to be local.
15337 * testsuite/ver_test_4.sh: New file.
15338 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15339 (check_DATA): Add ver_test_4.syms.
15340 (ver_test_4.syms): New target.
15341 * testsuite/Makefile.in: Rebuild.
15344 (Output_section::Input_section_sort_entry::has_priority): New
15346 (Output_section::Input_section_sort_entry::match_file_name): New
15348 (Output_section::Input_section_sort_entry::match_section_name):
15350 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15352 (Output_section::Input_section_sort_entry::match_section_file):
15354 (Output_section::Input_section_sort_compare::operator()): Rewrite
15355 using new Input_section_sort_entry functions. Sort crtbegin and
15356 crtend first. Sort sections with no priority before sections with
15358 * testsuite/initpri1.c (d3): Check j != 4.
15359 (cd5): New constructor/destructor function.
15360 (main): Check j != 2.
15362 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15363 new symbol when resolving, don't call set_is_default.
15364 * testsuite/ver_test_7.cc: New file.
15365 * testsuite/ver_test_7.sh: New file.
15366 * testsuite/Makefile.am (ver_test_7.so): New target.
15367 (ver_test_7.o): New target.
15368 (check_SCRIPTS): Add ver_test_7.sh.
15369 (check_DATA): Add ver_test_7.syms.
15370 (ver_test_7.syms): New target.
15372 2008-03-28 Ian Lance Taylor <iant@google.com>
15374 * layout.cc (Layout::layout): If we see an input section with a
15375 name that needs sorting, set the must_sort flag for the output
15377 (Layout::make_output_section): If the name of the output section
15378 indicates that it might require sorting, set the may_sort flag.
15379 * output.h (Output_section::may_sort_attached_input_sections): New
15381 (Output_section::set_may_sort_attached_input_sections): New
15383 (Output_section::must_sort_attached_input_sections): New
15385 (Output_section::set_must_sort_attached_input_sections): New
15387 (class Output_section): Declare Input_section_sort_entry. Define
15388 Input_section_sort_compare. Declare
15389 sort_attached_input_sections. Add new fields:
15390 may_sort_attached_input_sections_,
15391 must_sort_attached_input_sections_,
15392 attached_input_sections_are_sorted_.
15393 * output.cc (Output_section::Output_section): Initialize new
15395 (Output_section::add_input_section): Add an entry to
15396 input_sections_ if may_sort or must_sort are true.
15397 (Output_section::set_final_data_size): Call
15398 sort_attached_input_sections if necessary.
15399 (Output_section::Input_section_sort_entry): Define new class.
15400 (Output_section::Input_section_sort_compare::operator()): New
15402 (Output_section::sort_attached_input_sections): New function.
15403 * configure.ac: Check whether the compiler supports constructor
15404 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15405 * testsuite/initpri1.c: New file.
15406 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15407 CONSTRUCTOR_PRIORITY.
15408 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15409 (initpri1_LDFLAGS): New variable.
15410 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15412 2008-03-27 Ian Lance Taylor <iant@google.com>
15414 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15415 * testsuite/common_test_1.c: New file.
15416 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15417 (common_test_1_SOURCES): New variable.
15418 (common_test_1_DEPENDENCIES): New variable.
15419 (common_test_1_LDFLAGS): New variable.
15421 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15422 and commons_ correctly when NAME/VERSION does not override
15424 * testsuite/ver_test_6.c: New file.
15425 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15426 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15427 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15429 2008-03-26 Ian Lance Taylor <iant@google.com>
15431 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15432 of an undefined symbol from a version script.
15433 * testsuite/Makefile.am (ver_test_5.so): New target.
15434 (ver_test_5.o): New target.
15435 (check_SCRIPTS): Add ver_test_5.sh.
15436 (check_DATA): Add ver_test_5.syms.
15437 (ver_test_5.syms): New target.
15438 * testsuite/ver_test_5.cc: New file.
15439 * testsuite/ver_test_5.script: New file.
15440 * testsuite/ver_test_5.sh: New file.
15441 * Makefile.in, testsuite/Makefile.in: Rebuild.
15444 Fix problems building gold with gcc 4.3.0.
15445 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15446 (gold_error_at_location, gold_warning_at_location): Use it.
15447 * configure.ac: Check whether we can compile and use a template
15448 function with a printf attribute.
15449 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15450 when jumping over bytes.
15451 * object.cc: Instantiate Object::read_section_data.
15452 * debug.h: Include <cstring>
15453 * dwarf_reader.cc: Include <algorithm>
15454 * main.cc: Include <cstring>.
15455 * options.cc: Include <cstring>.
15456 * output.cc: Include <cstring>.
15457 * script.cc: Include <cstring>.
15458 * script.h: Include <string>.
15459 * symtab.cc: Include <cstring> and <algorithm>.
15460 * target-select.cc: Include <cstring>.
15461 * version.cc: Include <string>.
15462 * testsuite/testmain.cc: Include <cstdlib>.
15463 * configure, config.in: Rebuild.
15465 2008-03-25 Ian Lance Taylor <iant@google.com>
15467 * options.cc: Include "../bfd/bfdver.h".
15468 (options::help): Print bug reporting address.
15470 * version.cc (print_version): Adjust output for current value of
15471 BFD_VERSION_STRING.
15475 * options.cc (options::help): Print list of supported targets.
15476 * target-select.h: Include <vector>.
15477 (class Target_selector): Make machine_, size_, and is_big_endian_
15478 fields const. Add bfd_name_ and instantiated_target_ fields.
15479 (Target_selector::Target_selector): Add bfd_name parameter.
15480 (Target_selector::recognize): Make non-virtual, call
15482 (Target_selector::recognize_by_name): Make non-virtual, call
15483 do_recognize_by_name.
15484 (Target_selector::supported_names): New function.
15485 (Target_selector::bfd_name): New function.
15486 (Target_selector::do_instantiate_target): New pure virtual
15488 (Target_selector::do_recognize): New virtual function.
15489 (Target_selector::do_recognize_by_name): New virtual function.
15490 (Target_selector::instantiate_target): New private function.
15491 (supported_target_names): Declare.
15492 * target-select.cc (Target_selector::Target_selector): Update for
15493 new parameter and fields.
15494 (select_target_by_name): Check that the name matches before
15495 calling recognize_by_name.
15496 (supported_target_names): New function.
15497 * i386.cc (class Target_selector_i386): Update Target_selector
15498 constructor call. Remove recognize and recognize_by_name. Add
15499 do_instantiate_target.
15500 * x86_64.cc (class Target_selector_x86_64): Likewise.
15501 * testsuite/testfile.cc (class Target_selector_test): Update for
15502 changes to Target_selector.
15504 * README: Rewrite, with some notes on unsupported features.
15506 2008-03-24 Cary Coutant <ccoutant@google.com>
15508 * i386.cc (Target_i386::Got_type): New enum declaration.
15509 (Target_i386::Scan::local): Updated callers of Output_data_got
15511 (Target_i386::Scan::global): Likewise.
15512 (Target_i386::Relocate::relocate): Likewise.
15513 (Target_i386::Relocate::relocate_tls): Likewise.
15514 * object.h (Got_offset_list): New class.
15515 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15516 (Sized_relobj::local_got_offset): Likewise.
15517 (Sized_relobj::set_local_got_offset): Likewise.
15518 (Sized_relobj::local_has_tls_got_offset): Removed.
15519 (Sized_relobj::local_tls_got_offset): Removed.
15520 (Sized_relobj::set_local_tls_got_offset): Removed.
15521 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15522 * output.cc (Output_data_got::add_global): Added got_type parameter.
15523 (Output_data_got::add_global_with_rel): Likewise.
15524 (Output_data_got::add_global_with_rela): Likewise.
15525 (Output_data_got::add_global_pair_with_rel): New function.
15526 (Output_data_got::add_global_pair_with_rela): New function.
15527 (Output_data_got::add_local): Added got_type parameter.
15528 (Output_data_got::add_local_with_rel): Likewise.
15529 (Output_data_got::add_local_with_rela): Likewise.
15530 (Output_data_got::add_local_pair_with_rel): New function.
15531 (Output_data_got::add_local_pair_with_rela): New function.
15532 (Output_data_got::add_global_tls): Removed.
15533 (Output_data_got::add_global_tls_with_rel): Removed.
15534 (Output_data_got::add_global_tls_with_rela): Removed.
15535 (Output_data_got::add_local_tls): Removed.
15536 (Output_data_got::add_local_tls_with_rel): Removed.
15537 (Output_data_got::add_local_tls_with_rela): Removed.
15538 * output.h (Output_data_got::add_global): Added got_type parameter.
15539 (Output_data_got::add_global_with_rel): Likewise.
15540 (Output_data_got::add_global_with_rela): Likewise.
15541 (Output_data_got::add_global_pair_with_rel): New function.
15542 (Output_data_got::add_global_pair_with_rela): New function.
15543 (Output_data_got::add_local): Added got_type parameter.
15544 (Output_data_got::add_local_with_rel): Likewise.
15545 (Output_data_got::add_local_with_rela): Likewise.
15546 (Output_data_got::add_local_pair_with_rel): New function.
15547 (Output_data_got::add_local_pair_with_rela): New function.
15548 (Output_data_got::add_global_tls): Removed.
15549 (Output_data_got::add_global_tls_with_rel): Removed.
15550 (Output_data_got::add_global_tls_with_rela): Removed.
15551 (Output_data_got::add_local_tls): Removed.
15552 (Output_data_got::add_local_tls_with_rel): Removed.
15553 (Output_data_got::add_local_tls_with_rela): Removed.
15554 * resolve.cc (Symbol::override_base_with_special): Removed
15555 reference to has_got_offset_ field.
15556 * symtab.cc (Symbol::init_fields): Replaced initialization
15557 of got_offset_ with got_offsets_. Removed initialization
15559 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15560 (Symbol::got_offset): Likewise.
15561 (Symbol::set_got_offset): Likewise.
15562 (Symbol::has_tls_got_offset): Removed.
15563 (Symbol::tls_got_offset): Removed.
15564 (Symbol::set_tls_got_offset): Removed.
15565 (Symbol::got_offset_): Removed.
15566 (Symbol::tls_mod_got_offset_): Removed.
15567 (Symbol::tls_pair_got_offset_): Removed.
15568 (Symbol::got_offsets_): New field.
15569 (Symbol::has_got_offset): Removed.
15570 (Symbol::has_tls_mod_got_offset): Removed.
15571 (Symbol::has_tls_pair_got_offset): Removed.
15572 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15573 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15575 (Target_x86_64::Scan::global): Likewise.
15576 (Target_x86_64::Relocate::relocate): Likewise.
15577 (Target_x86_64::Relocate::relocate_tls): Likewise.
15579 2008-03-25 Ben Elliston <bje@au.ibm.com>
15581 * yyscript.y: Fix spelling error in comment.
15583 2008-03-24 Ian Lance Taylor <iant@google.com>
15585 * options.h (class General_options): Define build_id option.
15586 * layout.h (class Layout): Declare write_build_id, create_note,
15587 create_build_id. Add build_id_note_ member.
15588 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15589 "libiberty.h", "md5.h", "sha1.h".
15590 (Layout::Layout): Initialize eh_frame_data_,
15591 eh_frame_hdr_section_, and build_id_note_.
15592 (Layout::finalize): Call create_build_id.
15593 (Layout::create_note): New function, broken out of
15594 Layout::create_gold_note.
15595 (Layout::create_gold_note): Call create_note.
15596 (Layout::create_build_id): New function.
15597 (Layout::write_build_id): New function.
15598 (Close_task_runner::run): Call write_build_id.
15600 * x86_64.cc: Correct license to GPLv3.
15602 2008-03-23 Ian Lance Taylor <iant@google.com>
15604 * options.cc: Include "demangle.h".
15605 (parse_optional_string): New function.
15606 (parse_long_option): Handle takes_optional_argument.
15607 (parse_short_option): Update dash_z initializer. Handle
15608 takes_optional_argument.
15609 (General_options::General_options): Initialize do_demangle_.
15610 (General_options::finalize): Set do_demangle_. Handle demangling
15612 * options.h (parse_optional_string): Declare.
15613 (struct One_option): Add optional_arg field. Update constructor.
15614 Update call constructor calls. Add takes_optional_argument
15616 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15617 (DEFINE_optional_string): Define.
15618 (General_options::demangle): Change from DEFINE_bool to
15619 DEFINE_optional_string.
15620 (General_options::no_demangle): New function.
15621 (General_options::do_demangle): New function.
15622 (General_options::set_do_demangle): New function.
15623 (General_options::execstack_status_): Move definition to end of
15625 (General_options::static_): Likewise.
15626 (General_options::do_demangle_): New field.
15627 * object.cc (big_endian>::get_symbol_location_info): Call
15628 Options::do_demangle, not Options::demangle.
15629 * symtab.cc (demangle): Likewise.
15631 2008-03-22 Ian Lance Taylor <iant@google.com>
15633 * gold.h: Include <cstddef> and <sys/types.h>
15634 * options.h: Include <cstring>.
15636 2008-03-21 Ian Lance Taylor <iant@google.com>
15638 * Added source code to GNU binutils.
15640 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15642 Copying and distribution of this file, with or without modification,
15643 are permitted in any medium without royalty provided the copyright
15644 notice and this notice are preserved.
15650 version-control: never