1 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
3 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
5 * target.h (Target::has_custom_set_dynsym_indexes): New function.
6 (Target::do_has_custom_set_dynsym_indexes): New function.
7 (Target::set_dynsym_indexes): New function.
8 (Target::do_set_dynsym_indexes): New function.
10 2014-03-07 Alan Modra <amodra@gmail.com>
12 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
13 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
14 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
15 (Powerpc_relocate_functions::has_overflow_bitfield,
16 overflowed): Use the above.
17 (Target_powerpc::Relocate::relocate): Correct overflow checking
18 for a number of relocations. Modify overflow test for 16-bit
19 fields in instructions to signed/unsigned according to whether
20 the field takes a signed or unsigned value.
22 2014-03-05 Alan Modra <amodra@gmail.com>
24 Update copyright years.
26 2014-03-05 Alan Modra <amodra@gmail.com>
28 * powerpc.cc (Target_powerpc::Scan::local, global): Support
30 (Target_powerpc::Relocate::relocate): Likewise.
32 2014-03-03 Alan Modra <amodra@gmail.com>
34 * dwp.cc (print_version): Update copyright year to current.
36 2014-02-10 Alan Modra <amodra@gmail.com>
38 * po/gold.pot: Regenerate.
40 2014-02-06 Cary Coutant <ccoutant@google.com>
42 Fix problem where -u is ignored when a weak undef is seen.
44 * archive.cc (Library_base::should_include_member): Reorder
45 code to check for -u option if a weak undef has already been seen.
46 * testsuite/Makefile.am (weak_undef_test_2): New test case.
47 * testsuite/Makefile.in: Regenerate.
48 * testsuite/weak_undef_file3.cc: New file.
49 * testsuite/weak_undef_file4.cc: New file.
50 * testsuite/weak_undef_test_2.cc: New file.
52 2014-02-05 Cary Coutant <ccoutant@google.com>
54 Fix issues with gold undefined symbol diagnostics.
57 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
59 * target-reloc.h (is_strong_undefined): New function.
60 (relocate_section): Move undef vtable symbol check from here.
61 Check for is_strong_undefined.
63 2014-02-05 Cary Coutant <ccoutant@google.com>
65 Fix problems with the --dynamic-list option.
68 * options.cc (General_options::parse_dynamic_list):
69 Set have_dynamic_list_.
70 (General_options::General_options): Initialize have_dynamic_list_.
71 (General_options::finalize): Turn off -Bsymbolic and
72 -Bsymbolic-functions if --dynamic-list provided.
73 * options.h (General_options::have_dynamic_list): New function.
74 (General_options::have_dynamic_list_): New data member.
75 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
79 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
80 in --dynamic-list, mark it.
82 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
83 (dynamic_list_2): New test case.
84 * testsuite/Makefile.in: Regenerate.
85 * testsuite/dynamic_list_2.cc: New file.
86 * testsuite/dynamic_list_2.t: New file.
87 * testsuite/dynamic_list_lib1.cc: New file.
88 * testsuite/dynamic_list_lib2.cc: New file.
89 * testsuite/gc_dynamic_list_test.c: New file.
90 * testsuite/gc_dynamic_list_test.sh: New file.
91 * testsuite/gc_dynamic_list_test.t: New file.
93 2014-01-28 Cary Coutant <ccoutant@google.com>
95 Add .gdb_index version 7 support.
97 * gold/dwarf_reader.cc: include <utility> (for make_pair).
98 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
100 (Dwarf_ranges_table::read_ranges_table): Likewise.
101 (Dwarf_pubnames_table::read_section): Check for GNU-style
102 sections, and for compressed debug sections.
103 (Dwarf_pubnames_table::read_header): Compute end address of table.
104 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
105 for end of list by offset, not by offset == 0.
106 (Dwarf_info_reader::do_read_string_table): Check for compressed
108 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
109 Initialize new data members.
110 (Dwarf_pubnames_table::next_name): return flag_byte.
111 (Dwarf_pubnames_table::end_of_table_): New data member.
112 (Dwarf_pubnames_table::is_gnu_style_): New data member.
113 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
114 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
115 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
116 read skeleton type unit DIEs.
117 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
118 (Gdb_index::do_write): Write flag_byte.
119 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
120 (Gdb_index::Cu_vector): Store flags along with cu indexes.
121 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
122 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
124 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
126 * version.cc (print_version): Update copyright year to 2014.
128 2013-12-19 Dimitry Andric <dimitry@andric.com>
130 * stringpool.cc (Stringpool_template::reserve): Add
131 HAVE_UNORDERED_MAP case.
132 * stringpool.cc (Stringpool_template::print_stats): Likewise.
134 2013-12-18 Cary Coutant <ccoutant@google.com>
136 * configure.ac: Check for <unordered_set> and <unordered_map>.
137 * config.in: Regenerate.
138 * configure: Regenerate.
139 * system.h: Use <unordered_set> and <unordered_map> if available.
141 2013-12-10 Roland McGrath <mcgrathr@google.com>
143 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
144 with $(INSTALL_PROGRAM_ENV).
145 * Makefile.in: Regenerate.
147 2013-11-22 Cary Coutant <ccoutant@google.com>
149 * configure.ac: Add check for which library is needed for
151 * configure: Regenerate.
153 2013-11-22 Cary Coutant <ccoutant@google.com>
155 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
157 * testsuite/Makefile.in: Regenerate.
159 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
161 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
162 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
163 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
164 (Target_x86_64<size>::Scan::local): Likewise.
165 (Target_x86_64<size>::Scan::global): Likewise.
166 (Target_x86_64<size>::Relocate::relocate): Likewise.
167 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
169 (Target_x86_64<size>::Scan::check_non_pic(): Handle
172 * testsuite/Makefile.am (check_PROGRAMS): Add
173 exception_x86_64_bnd_test.
174 (exception_x86_64_bnd_test_SOURCES): New macro.
175 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
176 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
177 (exception_x86_64_bnd_test_LDADD): Likewise.
178 (exception_x86_64_bnd_1.o): New rule.
179 (exception_x86_64_bnd_2.o): Likewise.
180 * testsuite/Makefile.in: Regenerated.
182 2013-11-15 Alan Modra <amodra@gmail.com>
184 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
186 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
187 Only call ppc64_local_entry_offset for 64-bit. Restrict
188 symval_for_branch lookup to ELFv1.
189 (Stub_table::add_plt_call_entry): Use unsigned int off.
190 (Output_data_glink::Address, invalid_address): New.
191 (Output_data_glink::add_eh_frame): Move out of line. Add
193 (Output_data_glink::add_global_entry, find_global_entry,
194 global_entry_address): New functions.
195 (Output_data_glink::global_entry_stubs_, end_branch_table_,
196 ge_size): New variables.
197 (Output_data_glink::set_final_data_size): Add global entry
199 (Output_data_glink::do_write): Write global entry stubs.
200 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
201 parameter. Return true for ELFv2. Adjust callers.
202 (Target_powerpc::Scan::local, global): Restrict opd lookup to
203 ELFv1. Similarly for ifunc and dynamic relocation processing
204 specific to ELFv1. Recognize that symbols are defined on
205 their plt entries for ELFv2.
206 (Target_powerpc::symval_for_branch): Assert if called for
208 (Target_powerpc::Relocate::relocate): Use global entry plt
209 stub for symbol value if such exists on ELFv2.
210 (Target_powerpc::Relocate::relocate): Don't call
211 symval_for_branch when ELFv2. Do adjust for local entry
213 (Target_powerpc::do_dynsym_value): Set symbols to global entry
215 (Target_powerpc::do_plt_address_for_global): Similarly.
217 2013-11-14 Cary Coutant <ccoutant@google.com>
219 Revert patch -- this did not fix the problem, and there is
222 2013-11-14 Cary Coutant <ccoutant@google.com>
225 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
226 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
227 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
228 updating fde_offsets_.
229 (Eh_frame_hdr::lock_): New data member.
231 2013-11-14 Cary Coutant <ccoutant@google.com>
233 * dwp.cc (Dwo_file_entry): New type.
234 (File_list): Use Dwo_file_entry.
235 (Dwo_file::verify): New function.
236 (Dwo_file::verify_dwo_list): New function.
237 (Dwo_file::sized_verify_dwo_list): New function.
238 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
240 (Dwp_options): New enum type.
241 (dwp_options): Add --verify-only.
244 * dwp.h (gold_info): Add declaration.
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 2013-11-06 Cary Coutant <ccoutant@google.com>
258 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
259 before reloc sections.
261 2013-11-04 Alan Modra <amodra@gmail.com>
263 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
264 (Symbol::needs_dynamic_reloc): Test new flag.
265 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
266 (Target_powerpc::Scan::get_reference_flags): Add target param.
267 Return FUNC_DESC_ABI for 64-bit ELFv1.
268 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
270 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
271 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
273 2013-10-31 Cary Coutant <ccoutant@google.com>
275 Restore support for dwp v2 DWARF package file format.
277 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
278 tu_length parameter. Adjust all callers.
279 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
280 * dwp.cc: Include dwarf.h.
281 (Section_bounds): New struct type.
282 (Unit_set): New struct type.
283 (Dwo_file::Dwo_file): Initialize new data member.
284 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
285 Combine and rename to...
286 (Dwo_file::read_unit_index): ...this.
287 (Dwo_file::sized_read_compunit_index)
288 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
289 (Dwo_file::sized_read_unit_index): ...this.
290 (Dwo_file::copy_section): Remove section_name, is_str_offsets
291 parameters; add section_id parameter.
292 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
293 (Dwo_file::add_unit_set): ...this.
294 (Dwo_file::shndx_map_): Remove.
295 (Dwo_file::sect_offsets_): New data member.
296 (Dwp_output_file::Dwp_output_file): Initialize new data members.
297 (Dwp_output_file::add_section): Rename to...
298 (Dwp_output_file::add_contribution): ...this.
299 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
300 (Dwp_output_file::add_tu_set): Likewise.
301 (Dwp_output_file::Contribution): New type.
302 (Dwp_output_file::Section::contributions): New data member.
303 (Dwp_output_file::Cu_or_tu_set): Remove.
304 (Dwp_output_file::Section::Section): New ctor.
305 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
306 (Dwp_output_file::Dwp_index::Section_table): New type.
307 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
308 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
310 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
311 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
312 (Dwp_output_file::Dwp_index::section_table): New member function.
313 (Dwp_output_file::Dwp_index::section_table_end): New member function.
314 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
315 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
316 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
317 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
318 (Dwp_output_file::Dwp_index::section_table_): New data member.
319 (Dwp_output_file::Dwp_index::section_mask_): New data member.
320 (Dwp_output_file::add_output_section): New member function.
321 (Dwp_output_file::write_new_section): New member function.
322 (Dwp_output_file::write_contributions): New member function.
323 (Dwp_output_file::section_id_map_): New data member.
324 (class Dwo_id_info_reader): Remove.
325 (class Unit_reader): New class.
326 (get_dwarf_section_name): New function.
327 (Dwo_file::read_executable): Adjust initializations of class data.
328 (Dwo_file::read): Add support for v2 package file format.
329 (Dwo_file::read_unit_index): Likewise.
330 (Dwo_file::sized_read_unit_index): Likewise.
331 (Dwo_file::copy_section): Likewise.
332 (Dwo_file::add_unit_set): Likewise.
333 (Dwp_output_file::add_output_section): Likewise.
334 (Dwp_output_file::add_contribution): Likewise.
335 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
337 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
339 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
341 (Dwp_output_file::initialize): Remove unused function.
342 (Dwp_output_file::finalize): Add support for v2 package file format.
343 (Dwp_output_file::write_index): Likewise.
344 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
347 2013-10-31 Cary Coutant <ccoutant@google.com>
349 * configure.ac: Fix check for -fmerge-constants.
350 * configure.ac: Regenerate.
352 2013-10-30 Roland McGrath <mcgrathr@google.com>
354 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
355 Correct 9-byte nop sequence to match what the assembler generates.
357 2013-10-30 Alan Modra <amodra@gmail.com>
359 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
360 ppc64_local_entry_offset, ppc64_local_entry_offset,
361 do_read_symbols): New functions.
362 (Powerpc_relobj::e_flags_, st_other_): New vars.
363 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
364 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
365 (Powerpc_relobj::e_flags_): New var.
366 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
367 and adjust for ELFv2.
368 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
369 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
370 (Powerpc_dynobj::do_find_special_sections): Likewise.
371 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
372 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
373 to ELFv2 local entry.
374 (Target_powerpc::do_relax): No thread safe barriers needed for
376 (Output_data_plt_powerpc::initial_plt_entry_size_,
377 plt_entry_size): Delete. Replace all uses with
378 first_plt_entry_offset() and plt_entry_size().
379 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
380 reserved_size parm. Update callers.
381 (Output_data_plt_powerpc::entry_count): Update.
382 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
383 and use Target_powerpc::first_plt_entry_offset().
384 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
385 rename to plt_entry_size.
386 (Output_data_plt_powerpc::add_ifunc_entry,
387 add_local_ifunc_entry): Adjust reloc for ELFv2.
388 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
389 (glink_eh_frame_fde_64v2): New.
390 (Stub_table::plt_call_size): Support ELFv2 sizing.
391 (Output_data_glink::add_eh_frame): Use the new FDE.
392 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
393 (Stub_table::do_write): Write ELFv2 stubs and glink.
394 (Target_powerpc::Relocate::relocate): Replaces nop after call
395 with ld 2,24(1) and adjust local offset destination for ELFv2.
397 2013-10-30 Alan Modra <amodra@gmail.com>
399 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
400 (Target_powerpc::Scan::global, local): Likewise.
401 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
402 on all ppc64 @h and @ha relocs.
404 2013-10-14 Alan Modra <amodra@gmail.com>
406 * output.h (Output_data_got::add_constant): Tidy.
407 (Output_data_got::add_constant_pair): New function.
408 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
409 methods used so as to first call reserve_ent().
411 2013-10-11 Roland McGrath <mcgrathr@google.com>
413 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
414 add_got_entry and add_got_entry_pair.
416 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
417 (HAVE_PUBNAMES): Likewise.
418 * configure: Regenerate.
420 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
421 * testsuite/Makefile.in: Regenerate.
423 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
424 Remove const from declaration.
425 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
426 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
427 * output.h (Output_file_header): Remove const from member target_
428 and corresponding constructor argument.
429 * output.cc (Output_file_header::Output_file_header): Update prototype.
430 (Output_file_header::do_sized_write): Use this->target_ in place
431 of parameters()->target().
433 * testsuite/undef_symbol.cc (Foo::get_a): New method.
435 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
436 * configure: Regenerate.
437 * Makefile.in: Regenerate.
438 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
439 * testsuite/merge_string_literals_2.c: Likewise.
440 * testsuite/Makefile.am
441 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
442 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
443 literal -fmerge-constants.
444 * testsuite/Makefile.in: Regenerate.
446 * i386.cc (Target_i386): Remove unused member dynbss_.
447 * arm.cc (Target_arm): Likewise.
448 * powerpc.cc (Target_powerpc): Likewise.
449 * sparc.cc (Target_sparc): Likewise.
450 * tilegx.cc (Target_tilegx): Likewise.
451 * x86_64.cc (Target_x86_64): Likewise.
452 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
453 type_signature_, type_offset_.
454 * plugin.h (Plugin_hook): Remove unused member layout_.
455 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
457 (Read_member): Remove unused members input_objects_, symtab_,
459 (Check_library): Remove unused member symtab_.
460 * archive.h (Lib_group): Remove unused member lib_.
461 * archive.cc (Lib_group::Lib_group): Update initializer.
462 * incremental.h (Incremental_binary): Remove unused member target_.
463 (Incremental_script_entry): Removed unused member script_.
464 * layout.h (Write_symbols_task): Remove unused member input_objects_.
465 * icf.h (Icf): Remove unused member num_tracked_relocs.
467 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
468 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
470 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
472 * archive.h: Use struct rather than class for forward declaration
473 of Read_symbols_data.
475 2013-10-07 Cary Coutant <ccoutant@google.com>
478 * testsuite/Makefile.am (icf_test): Fix dependencies.
479 (icf_safe_test): Likewise.
480 (icf_safe_so_test): Likewise.
481 (large_symbol_alignment): Add empty _LDADD rule.
482 * testsuite/Makefile.in: Regenerate.
484 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
487 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
488 relocation for R_X86_64_32 on x32.
490 2013-08-27 Roland McGrath <mcgrathr@google.com>
492 * output.cc (Output_segment::set_section_addresses): Take new
493 Target* argument. If target->isolate_execinstr() and the segment
494 is executable and starts at a target->abi_pagesize() boundary,
495 pad its end out to a target->abi_pagesize() boundary with code fill.
496 * output.h (Output_segment::set_section_addresses): Update decl.
497 * layout.h (Layout::check_output_data_for_reset_values): Take new
498 argument RELAX_OUTPUTS.
499 (Layout): New member relax_output_list_.
500 (Layout::add_relax_output): New method.
501 * layout.cc (Layout::Layout): Update constructor.
502 (Layout::reset_relax_output): New method.
503 (Layout::clean_up_after_relaxation): Call it.
504 (Layout::prepare_for_relaxation): Update caller.
505 (Layout::set_segment_offsets): Update callers of set_section_addresses.
506 Call reset_relax_output before re-processing segments for
507 isolate_execinstr case.
508 (Layout::write_data): Handle relax_output_list_.
509 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
510 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
512 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
515 * object.h: Fix typos.
517 2013-08-16 Roland McGrath <mcgrathr@google.com>
519 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
520 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
522 2013-08-07 Cary Coutant <ccoutant@google.com>
524 Revert support for v2 DWP files:
526 2013-03-01 Cary Coutant <ccoutant@google.com>
528 Add dwp support for v2 DWARF package file format.
529 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
530 tu_length parameter. Adjust all callers.
531 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
532 * dwp.cc: Include dwarf.h.
533 (Section_bounds): New struct type.
534 (Unit_set): New struct type.
535 (Dwo_file::Dwo_file): Initialize new data member.
536 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
537 Combine and rename to...
538 (Dwo_file::read_unit_index): ...this.
539 (Dwo_file::sized_read_compunit_index)
540 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
541 (Dwo_file::sized_read_unit_index): ...this.
542 (Dwo_file::copy_section): Remove section_name, is_str_offsets
543 parameters; add section_id parameter.
544 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
545 (Dwo_file::add_unit_set): ...this.
546 (Dwo_file::shndx_map_): Remove.
547 (Dwo_file::sect_offsets_): New data member.
548 (Dwp_output_file::Dwp_output_file): Initialize new data members.
549 (Dwp_output_file::add_section): Rename to...
550 (Dwp_output_file::add_contribution): ...this.
551 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
552 (Dwp_output_file::add_tu_set): Likewise.
553 (Dwp_output_file::Contribution): New type.
554 (Dwp_output_file::Section::contributions): New data member.
555 (Dwp_output_file::Cu_or_tu_set): Remove.
556 (Dwp_output_file::Section::Section): New ctor.
557 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
558 (Dwp_output_file::Dwp_index::Section_table): New type.
559 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
560 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
562 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
563 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
564 (Dwp_output_file::Dwp_index::section_table): New member function.
565 (Dwp_output_file::Dwp_index::section_table_end): New member function.
566 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
567 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
568 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
569 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
570 (Dwp_output_file::Dwp_index::section_table_): New data member.
571 (Dwp_output_file::Dwp_index::section_mask_): New data member.
572 (Dwp_output_file::add_output_section): New member function.
573 (Dwp_output_file::write_new_section): New member function.
574 (Dwp_output_file::write_contributions): New member function.
575 (Dwp_output_file::section_id_map_): New data member.
576 (class Dwo_id_info_reader): Remove.
577 (class Unit_reader): New class.
578 (get_dwarf_section_name): New function.
579 (Dwo_file::read_executable): Adjust initializations of class data.
580 (Dwo_file::read): Add support for v2 package file format.
581 (Dwo_file::read_unit_index): Likewise.
582 (Dwo_file::sized_read_unit_index): Likewise.
583 (Dwo_file::copy_section): Likewise.
584 (Dwo_file::add_unit_set): Likewise.
585 (Dwp_output_file::add_output_section): Likewise.
586 (Dwp_output_file::add_contribution): Likewise.
587 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
589 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
591 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
593 (Dwp_output_file::initialize): Remove unused function.
594 (Dwp_output_file::finalize): Add support for v2 package file format.
595 (Dwp_output_file::write_index): Likewise.
596 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
599 2013-07-31 Cary Coutant <ccoutant@google.com>
601 * object.cc (Sized_relobj::do_output_section_address): New function.
602 (Sized_relobj): Instantiate explicitly.
603 * object.h (Object::output_section_address): New function.
604 (Object::do_output_section_address): New function.
605 (Sized_relobj::do_output_section_address): New function.
606 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
608 2013-07-30 Cary Coutant <ccoutant@google.com>
609 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
611 * parameters.cc (Parameters::entry): Return target-specific entry
613 * target.h (Target::entry_symbol_name): New function.
614 (Target_info::entry_symbol_name): New data member.
616 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
617 * i386.cc (Target_i386::i386_info): Likewise.
618 (Target_i386_nacl::i386_nacl_info): Likewise.
619 * sparc.cc (Target_sparc::sparc_info): Likewise.
620 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
621 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
622 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
623 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
625 2013-07-22 Sterling Augustine <saugustine@google.com>
627 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
628 Convert parameter shndx to local variable. Add parameters symtab
629 and symtab_size. Scan over section names. Find relocation
630 section corresponding to current section. Create and initialize
631 reloc_mapper_ and reloc_type_.
632 (Dwarf_pubnames_table::read_header): Add assertion. Change
633 unit_length to off_t. Initialize member unit_length_. Fill in field
635 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
636 Initialize new fields unit_length_ and cu_offset_.
637 (Dwarf_pubnames_table::read_section): Update prototype.
638 (Dwarf_pubnames_table::cu_offset): New member function.
639 (Dwarf_pubnames_table::subsection_size): Likewise.
640 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
642 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
643 member functions public.
644 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
645 Update comment. Rework logic. Move repeated parts to...
646 (Gdb_index_info_reader::read_pubtable): ...here. New function.
647 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
648 pubtypes_table_, and stmt_list_offset.
649 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
650 Gdb_index::find_pubtype_offset,
651 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
652 (Gdb_index::pubnames_read): Update prototype and rework logic.
653 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
655 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
656 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
657 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
658 Gdb_index::map_pubtable_to_dies):
660 (Gdb_index::pubnames_read): Update declaration.
661 (Gdb_index::Pubname_offset_map): New type.
662 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
663 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
664 Gdb_index::stmt_list_offset): Declare.
665 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
666 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
667 Gdb_index::pubtypes_offset_): Remove.
669 2013-07-19 Roland McGrath <mcgrathr@google.com>
671 * options.h (General_options): Add -Trodata-segment option.
672 * parameters.cc (Parameters::check_rodata_segment): New function.
673 (Parameters::set_target_once): Call it.
674 * parameters.h (Parameters): Declare it (private member function).
675 * layout.cc (load_seg_unusable_for_headers): New function, broken
676 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
677 then validate rodata segment rather than text segment.
678 (relaxation_loop_body): Call that.
679 (is_text_segment): New function. Don't admit a non-executable
680 segment if TARGET->isolate_execinstr().
681 (set_segment_offsets): Call it. Honor -Trodata-segment option.
683 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
686 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
687 * nacl.h (Sniff_file::View::View): Request aligned view.
689 2013-07-11 Cary Coutant <ccoutant@google.com>
691 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
692 correct BRLT entry size.
694 2013-07-03 Alan Modra <amodra@gmail.com>
696 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
699 2013-07-01 Cary Coutant <ccoutant@google.com>
701 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
703 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
704 (Dwarf_ranges_table::lookup_reloc): New function.
705 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
707 (Dwarf_ranges_table::lookup_reloc): New function.
708 (Dwarf_ranges_table::reloc_type_): New data member.
710 2013-06-27 Jing Yu <jingyu@google.com>
713 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
715 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
716 (Target_powerpc::do_relax): Call the above.
718 2013-06-27 Cary Coutant <ccoutant@google.com>
720 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
721 on garbage collected .opd section.
723 2013-06-27 Alan Modra <amodra@gmail.com>
725 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
727 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
728 (Target_powerpc::do_function_location): Likewise for loc->shndx.
730 2013-06-14 Cary Coutant <ccoutant@google.com>
732 * resolve.cc (Symbol::override_base): Don't override st_type
733 from plugin placeholder symbols.
734 (Symbol_table::resolve): Likewise.
735 (Symbol_table::should_override): Don't complain about TLS mismatch
736 if the TO symbol is a plugin placeholder.
737 * testsuite/Makefile.am (plugin_test_tls): New test.
738 * testsuite/Makefile.in: Regenerate.
739 * testsuite/plugin_test_tls.sh: New test script.
740 * testsuite/two_file_test_2_tls.cc: New test source.
741 * testsuite/two_file_test_tls.cc: New test source.
743 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
745 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
746 the maximum segment alignment is larger than the page size.
747 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
748 correctly aligns the symbols with large alignemnt.
749 * testsuite/Makefile.in: Regenerate.
750 * testsuite/large_symbol_alignment.cc: New file.
752 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
753 Sriraman Tallam <tmsriram@google.com>
755 * options.h (sort_section): New option.
756 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
757 Rename from Input_section_sort_section_name_special_ordering_compare.
758 (Input_section_sort_section_name_compare): New struct.
759 * output.cc (Output_section::Input_section_sort_section_name_compare::
760 operator()): New function.
761 (Output_section::sort_attached_input_sections): Use new sort function
762 for .text if --sort-section=name is specified.
763 * layout.cc (Layout::make_output_section):
764 Add sorting by name when --sort-section=name is specified.
765 * testsuite/Makefile.am (text_section_grouping): Test option
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/section_sorting_name.cc: New file.
769 * testsuite/section_sorting_name.sh: New file.
771 2013-05-21 Cary Coutant <ccoutant@google.com>
773 * symtab.h (Symbol::is_cxx_vtable): New function.
774 * target-reloc.h (relocate_section): Check for vtable symbol.
775 * testsuite/Makefile.am (missing_key_func.sh): New test case.
776 * testsuite/Makefile.in: Regenerate.
777 * testsuite/missing_key_func.cc: New test source.
778 * testsuite/missing_key_func.sh: New test script.
780 2013-05-21 Cary Coutant <ccoutant@google.com>
782 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
783 type of enclosing symbol.
784 (Relocate_info::location): Check symbol type when describing symbol.
785 * object.h (Symbol_location_info): Remove unused line_number;
786 add enclosing_symbol_type.
787 * testsuite/debug_msg.sh: Adjust expected output.
789 2013-05-13 Cary Coutant <ccoutant@google.com>
791 * configure.ac: Export DEFAULT_TARGET.
792 * configure: Regenerate.
793 * Makefile.in: Regenerate.
794 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
795 * testsuite/Makefile.in: Regenerate.
796 * testsuite/debug_msg.sh: Delete duplicate tests.
797 Don't check undef_int error message match for powerpc where the
798 source file and line number aren't available.
800 2013-05-10 Roland McGrath <mcgrathr@google.com>
802 * options.h (General_options): Add --rosegment-gap option.
803 * options.cc (finalize): --rosegment-gap implies --rosegment.
804 * layout.cc (set_segment_offsets): Let user option override
805 target->rosegment_gap().
807 2013-05-10 Roland McGrath <mcgrathr@google.com>
809 * options.h (General_options): Remove leading space from help
810 messages for -nostdlib and --rosegment.
812 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
815 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
817 2013-05-03 Alan Modra <amodra@gmail.com>
819 * merge.cc (Output_merge_string::do_add_input_section): Correct
820 scan for number of strings. Rename vars to avoid shadowing.
821 Include missing terminator in input_size_.
823 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
825 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
826 Restore empty string handling.
828 2013-05-01 Cary Coutant <ccoutant@google.com>
830 * stringpool.cc (Stringpool_template::new_key_offset): Fix
831 uninitialized warning.
833 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
835 * output.cc (Output_section::add_merge_input_section): Allow
836 to merge sections if the alignment is more than character size.
837 * merge.h (Output_merge_string::Output_merge_string): Remove
839 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
840 only not-null strings. Check the alignment of strings.
842 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
843 alignment as the argument.
844 (Stringpool_template<Stringpool_char>::addralign_): New class member.
845 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
846 Align non-zero length strings according to the addralign_.
847 (Stringpool_template<Stringpool_char>::set_string_offsets):
848 Updating offsets according to the given alignment.
849 * testsuite/Makefile.am (text_section_grouping): Test if string
850 literals are getting merged.
851 * testsuite/Makefile.in: Regenerate.
852 * testsuite/merge_string_literals_1.c: New file.
853 * testsuite/merge_string_literals_2.c: Ditto.
854 * testsuite/merge_string_literals.sh: Ditto.
856 2013-04-26 Ian Lance Taylor <iant@google.com>
858 * target-reloc.h (relocate_section): If the reloc offset is out of
859 range, pass VIEW as NULL to relocate.relocate.
860 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
861 * i386.cc (Target_i386::Relocate::relocate): Likewise.
862 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
863 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
864 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
865 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
867 2013-04-26 Geoff Pike <gpike@chromium.org>
869 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
870 * layout.cc (Hash_task): New class.
871 (Layout::queue_build_id_tasks): New function.
872 (Layout::write_build_id): Handle single-thread portion of build ID
873 computation. (In some cases, all of it is single-threaded.) Replace
874 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
875 functionality in fewer lines of code.
876 * layout.h (Layout::queue_build_id_tasks): New function declaration.
877 * options.h (General_options): make "--build-id" default to tree
878 rather than sha1. Add two new options related to --build-id=tree:
879 --build-id-chunk-size-for-treehash and
880 --build-id-min-file-size-for-treehash.
881 * Makefile.am: add testing of --build-id=tree and related new options
882 (these tests will be invoked by "make check").
883 * Makefile.in: Regenerate.
885 2013-04-25 Alan Modra <amodra@gmail.com>
887 * configure.tgt: Add powerpcle and powerpc64le.
889 2013-04-22 Alan Modra <amodra@gmail.com>
892 * layout.cc (Layout::segment_precedes): Allow more than one
893 segment with the same type and flags.
895 2013-04-15 Cary Coutant <ccoutant@google.com>
897 * layout.cc (Layout::set_relocatable_section_offsets): Don't
898 allocate space in file for BSS sections.
900 2013-04-15 Cary Coutant <ccoutant@google.com>
902 * script-sections.cc (Orphan_output_section): Reset address
903 to zero after each orphaned section for relocatable links.
905 2013-04-15 Cary Coutant <ccoutant@google.com>
907 * symtab.cc (Symbol_table::sized_write_globals): Subtract
908 section starting address for relocatable link.
909 * testsuite/Makefile.am (script_test_11): New test.
910 * testsuite/Makefile.in: Regenerate.
911 * testsuite/script_test_11.c: New source file.
912 * testsuite/script_test_11.t: New linker script.
914 2013-04-13 Alan Modra <amodra@gmail.com>
916 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
917 owner when sections are not adjacent and exceed group size.
918 (Target_powerpc::group_sections): Handle corner case.
919 (Target_powerpc::Branch_info::make_stub): Handle case where
920 stub table doesn't exist due to branches in non-exec sections.
921 (Target_powerpc::Relocate::relocate): Likewise.
923 2013-04-11 Alan Modra <amodra@gmail.com>
926 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
927 .branch_lt to match bfd ld. Adjust comments throughout file.
929 2013-04-04 Ian Lance Taylor <iant@google.com>
932 * object.cc (do_layout_deferred_sections): Handle .eh_frame
933 sections before checking whether they are included in the link.
935 2013-03-29 Sriraman Tallam <tmsriram@google.com>
937 * archive.cc (Archive::get_elf_object_for_member): Create the elf
938 object before calling the plugin claim_file handler. Pass the elf
939 object of the archive to the plugin. Delete the elf object if the
940 plugin claims the file.
942 2013-03-21 Alan Modra <amodra@gmail.com>
944 * layout.cc (Layout::set_segment_offsets): Accept writable .text
947 2013-03-21 Alan Modra <amodra@gmail.com>
949 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
951 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
952 uninitialized" warning.
954 2013-03-20 Alan Modra <amodra@gmail.com>
956 * symtab.h (Symbol::clear_version): New function.
957 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
958 is_needed by weak references. Clear version for symbols defined
959 in as-needed objects that are not needed.
961 2013-03-15 Alan Modra <amodra@gmail.com>
963 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
964 static and public. Add report_err param. Return false for data refs.
965 (Target_powerpc::rela_dyn_section): New overloaded function.
966 (Target_powerpc::plt_, iplt_): Elucidate.
967 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
968 (Output_data_plt_powerpc::do_write): Don't write .iplt.
969 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
970 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
971 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
972 push_branch and make_plt_entry for ifunc syms when
973 reloc_needs_plt_for_ifunc.
974 (Target_powerpc::Relocate::relocate): Don't use plt entry value
975 for ifunc unless reloc_needs_plt_for_ifunc.
977 2013-03-15 Alan Modra <amodra@gmail.com>
979 * gc.h (gc_process_relocs): Don't look through function descriptors.
980 * icf.cc (get_section_contents): Do so here instead.
982 2013-03-13 Alan Modra <amodra@gmail.com>
984 * powerpc.cc (is_branch_reloc): Forward declare.
985 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
986 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
987 false for 64-bit, true for 32-bit non-branch relocs.
988 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
989 * testsuite/Makefile.am (icf_test): Use linker map file instead of
991 (icf_safe_test): Generate linker map file as well as nm output.
992 (icf_safe_so_test): Likewise.
993 * testsuite/Makefile.in: Regenerate.
994 * testsuite/icf_test.sh: Parse linker map file to determine
996 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
997 * testsuite/icf_safe_so_test.sh: Likewise.
998 (X86_32_or_ARM_specific_safe_fold): Merge into..
999 (arch_specific_safe_fold): ..this.
1000 (X86_64_specific_safe_fold): Delete unused function.
1002 2013-03-12 Alan Modra <amodra@gmail.com>
1004 * gc.h (gc_process_relocs): Look through function descriptors
1005 to determine shndx, symvalue and addend used by ICF. Tidy
1006 variable duplication.
1008 2013-03-11 Alan Modra <amodra@gmail.com>
1010 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1011 * layout.cc (Layout_task_runner::run): ..to here.
1012 * symtab.h (struct Symbol_location): Extract from..
1013 (class Symbol_table): ..here.
1014 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1015 * target.h (class Target): Add function_location and
1016 do_function_location functions.
1017 (class Sized_target): Add do_function_location.
1018 * object.h (class Sized_relobj_file): Move find_shdr..
1019 (class Object): ..to here.
1020 * object.cc: Likewise. Update to suit. Instantiate.
1021 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1022 * powerpc.cc (class Powerpc_dynobj): New.
1023 (Target_powerpc::do_function_location): New function.
1024 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1025 (Powerpc_dynobj::do_read_symbols): New function.
1026 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1028 2013-03-08 Ian Lance Taylor <iant@google.com>
1030 * options.cc (General_options::string_to_object_format): Accept
1033 2013-03-08 Alan Modra <amodra@gmail.com>
1035 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1036 pointer to Post_fde.
1037 (struct Post_fde): Move definition to here..
1038 * ehframe.cc (struct Post_fde): ..from here.
1039 (Cie::write): Don't alloc Post_fde.
1040 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1042 2013-03-07 Alan Modra <amodra@gmail.com>
1044 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1045 relocation referencing .LC0.
1046 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1048 2013-03-07 Alan Modra <amodra@gmail.com>
1050 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1051 always_inline. Add assembly for powerpc to avoid GOT.
1053 2013-03-07 Alan Modra <amodra@gmail.com>
1055 * testsuite/script_test_10.sh: Don't test .bss section
1058 2013-03-06 Alan Modra <amodra@gmail.com>
1060 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1061 (Target_powerpc::symval_for_branch): Add symtab param. Update
1062 all callers. Handle folded sections.
1063 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1065 (Global_symbol_visitor_opd::operator()): Likewise.
1067 2013-03-04 Alan Modra <amodra@gmail.com>
1069 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1070 * testsuite/Makefile.in: Regenerate.
1072 2013-03-01 Cary Coutant <ccoutant@google.com>
1074 Add dwp support for v2 DWARF package file format.
1075 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1076 tu_length parameter. Adjust all callers.
1077 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1078 * dwp.cc: Include dwarf.h.
1079 (Section_bounds): New struct type.
1080 (Unit_set): New struct type.
1081 (Dwo_file::Dwo_file): Initialize new data member.
1082 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1083 Combine and rename to...
1084 (Dwo_file::read_unit_index): ...this.
1085 (Dwo_file::sized_read_compunit_index)
1086 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1087 (Dwo_file::sized_read_unit_index): ...this.
1088 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1089 parameters; add section_id parameter.
1090 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1091 (Dwo_file::add_unit_set): ...this.
1092 (Dwo_file::shndx_map_): Remove.
1093 (Dwo_file::sect_offsets_): New data member.
1094 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1095 (Dwp_output_file::add_section): Rename to...
1096 (Dwp_output_file::add_contribution): ...this.
1097 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1098 (Dwp_output_file::add_tu_set): Likewise.
1099 (Dwp_output_file::Contribution): New type.
1100 (Dwp_output_file::Section::contributions): New data member.
1101 (Dwp_output_file::Cu_or_tu_set): Remove.
1102 (Dwp_output_file::Section::Section): New ctor.
1103 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1104 (Dwp_output_file::Dwp_index::Section_table): New type.
1105 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1106 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1108 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1109 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1110 (Dwp_output_file::Dwp_index::section_table): New member function.
1111 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1112 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1113 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1114 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1115 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1116 (Dwp_output_file::Dwp_index::section_table_): New data member.
1117 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1118 (Dwp_output_file::add_output_section): New member function.
1119 (Dwp_output_file::write_new_section): New member function.
1120 (Dwp_output_file::write_contributions): New member function.
1121 (Dwp_output_file::section_id_map_): New data member.
1122 (class Dwo_id_info_reader): Remove.
1123 (class Unit_reader): New class.
1124 (get_dwarf_section_name): New function.
1125 (Dwo_file::read_executable): Adjust initializations of class data.
1126 (Dwo_file::read): Add support for v2 package file format.
1127 (Dwo_file::read_unit_index): Likewise.
1128 (Dwo_file::sized_read_unit_index): Likewise.
1129 (Dwo_file::copy_section): Likewise.
1130 (Dwo_file::add_unit_set): Likewise.
1131 (Dwp_output_file::add_output_section): Likewise.
1132 (Dwp_output_file::add_contribution): Likewise.
1133 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1135 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1137 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1139 (Dwp_output_file::initialize): Remove unused function.
1140 (Dwp_output_file::finalize): Add support for v2 package file format.
1141 (Dwp_output_file::write_index): Likewise.
1142 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1145 2013-03-01 Cary Coutant <ccoutant@google.com>
1147 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1148 function into class definition in header file.
1149 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1150 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1152 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1154 2013-02-28 Alan Modra <amodra@gmail.com>
1156 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1157 * target.cc (Target::do_plt_fde_location): New function.
1158 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1159 accessor function, and constructor param.
1160 (struct Post_fde, Post_fdes): Declare.
1161 (Cie::write): Add post_fdes param.
1162 * ehframe.cc (Fde::write): Use plt_fde_location.
1163 (struct Post_fde): Define.
1164 (Cie::write): Stash FDEs added post merge mapping.
1165 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1166 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1167 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1169 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1170 (Target_powerpc::has_glink): New function.
1171 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1172 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1173 glink_eh_frame_fde_32, default_fde): New data.
1174 (Stub_table::eh_frame_added_): New var.
1175 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1177 (Stub_table::add_eh_frame): New function.
1178 (Output_data_glink::add_eh_frame): New function.
1179 (Target_powerpc::make_glink_section): Call add_eh_frame.
1181 2013-02-15 Ian Lance Taylor <iant@google.com>
1183 * options.h (DEFINE_uint64_alias): Define.
1184 (class General_options): Add -Ttext-segment as an alias for
1187 2013-02-15 Alan Modra <amodra@gmail.com>
1189 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1190 (Stub_table::do_write): ..here, two places.
1191 (Stub_table::plt_call_size): Use it here too.
1193 2013-02-11 Ian Lance Taylor <iant@google.com>
1195 * descriptors.cc (Descriptors::close_all): New function.
1196 * descriptors.h (class Descriptors): Declare close_all.
1197 (close_all_descriptors): New inline function.
1198 * plugin.cc: Include "descriptors.h".
1199 (Plugin_manager::cleanup): Call close_all_descriptors.
1201 2013-02-06 Alan Modra <amodra@gmail.com>
1203 * README: Update coding style link.
1205 2013-01-28 Cary Coutant <ccoutant@google.com>
1207 * dwp.cc (File_list): New typedef.
1208 (Dwo_name_info_reader): New class.
1209 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1210 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1211 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1212 (Dwo_file::read_executable): New function.
1213 (Dwo_file::read): Move common setup code to ...
1214 (Dwo_file::make_object): ... here.
1215 (dwp_options): Add --exec/-e.
1219 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1221 * layout.cc (Layout::layout): Check for option text_reorder.
1222 (Layout::make_output_section): Ditto.
1223 * options.h (text_reorder): New option.
1224 * output.cc (Input_section_sort_compare): Remove special ordering
1227 Input_section_sort_section_name_special_ordering_compare::
1228 operator()): New function.
1229 (Output_section::sort_attached_input_sections): Use new sort function
1231 * output.h (Input_section_sort_section_name_special_ordering_compare):
1233 * testsuite/Makefile.am (text_section_grouping): Test option
1235 * testsuite/Makefile.in: Regenerate.
1236 * testsuite/text_section_grouping.sh: Check order of functions without
1237 default text reordering.
1239 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1241 * options.h (General_options): Change default to true for new_dtags.
1243 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1245 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1246 when enable_new_dtags is false. Only add DT_RUNPATH when
1247 enable_new_dtags is true.
1249 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1251 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1252 used in declaration and definition consistent.
1253 (Target_powerpc::symval_for_branch): Ditto.
1255 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1257 * testsuite/plugin_final_layout.cc: Fix comment.
1259 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1261 * layout.cc (Layout::layout): Do not do default sorting for
1262 text sections when section ordering is specified.
1263 (make_output_section): Ditto.
1264 * testsuite/plugin_final_layout.cc: Name the function sections
1265 to catch reordering issues.
1267 2013-01-15 Alan Modra <amodra@gmail.com>
1269 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1272 2013-01-15 Alan Modra <amodra@gmail.com>
1274 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1275 * testsuite/Makefile.in: Regenerate.
1277 2013-01-14 Alan Modra <amodra@gmail.com>
1279 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1280 * testsuite/Makefile.in: Regenerate.
1282 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1285 Fix mingw gold build with plugins enabled
1286 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1287 * configure.ac: Export DLOPEN_LIBS and add headers check.
1288 * plugin.cc: Handle non-dlfcn case.
1289 * Makefile.in: Regenerate.
1290 * config.in: Regenerate.
1291 * configure: Regenerate.
1292 * testsuite/Makefile.in: Regenerate.
1294 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1296 * output.h (sort_attached_input_sections): Change to be public.
1297 * script-sections.cc
1298 (Output_section_definition::set_section_addresses): Sort
1299 attached input sections according to section order before linker
1300 script assigns section addresses.
1301 (Orphan_output_section::set_section_addresses): Sort
1302 attached input sections according to section order before linker
1303 script assigns section addresses.
1304 * Makefile.am (final_layout.sh): Use a simple linker script to
1305 check if section ordering still works.
1306 * Makefile.in: Regenerate.
1308 2013-01-09 Ben Cheng <bccheng@google.com>
1310 * arm.cc (Target_arm::attributes_accept_div): New function.
1311 (Target_arm::attributes_forbid_div): New function.
1312 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1313 attribute using the same new functions as what bfd/elf32_arm.c
1316 2013-01-07 Cary Coutant <ccoutant@google.com>
1319 * output.cc (Output_section::add_input_section): For incremental
1320 updates, don't track input sections that are allocated from patch
1323 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1324 Ian Lance Taylor <iant@google.com>
1327 * configure.ac (--enable-ld): Removed.
1328 (install_as_default): Set to yes only for --enable-gold=default
1330 * configure: Regenerated.
1332 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1334 * options.h (General_options): Add -fuse-ld= for GCC linker
1335 option compatibility.
1337 2013-01-04 Cary Coutant <ccoutant@google.com>
1339 * configure.ac: Fix typo restoring CXXFLAGS.
1340 * configure: Regenerate.
1342 2013-01-04 Cary Coutant <ccoutant@google.com>
1344 * testsuite/Makefile.am (CXXLINK_S): New macro.
1345 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1346 * testsuite/Makefile.in: Regenerate.
1348 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1350 * version.cc (print_version): Update copyright year to 2013.
1352 2012-12-20 Ian Lance Taylor <iant@google.com>
1354 * layout.cc (Layout::special_ordering_of_input_section): New
1356 (Layout::layout): If input section requires special ordering, must
1357 sort input sections.
1358 (Layout::make_output_section): May sort .text input sections.
1359 (Layout::is_section_name_prefix_grouped): Remove.
1360 * layout.h (class Layout): Declare
1361 special_ordering_of_input_section. Don't declare
1362 is_section_name_prefix_grouped.
1363 * output.cc (Output_section::add_input_section): Revert last
1365 (Output_section::Input_section_sort::match_file_name): Don't crash
1366 if called on output section data.
1367 (Output_section::Input_section_sort_compare): Sort based on
1369 (Output_section::Input_section_sort_section_order_index_compare):
1371 (Output_section::sort_attached_input_sections): Likewise.
1373 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1375 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1376 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1377 * output.cc (Output_section::add_input_section): Check if section
1378 name contains special prefix. Keep input sections to sort such
1380 (Output_section::Input_section_sort_section_order_index_compare
1381 ::operator()): Group sections according to prefixes.
1382 (Output_section::sort_attached_input_sections): Add condition to
1383 Input_section_entry constructor call.
1384 * testsuite/Makefile.am (text_section_grouping): New test.
1385 * testsuite/Makefile.in: Regenerate.
1386 * testsuite/text_section_grouping.cc: New file.
1387 * testsuite/text_section_grouping.sh: New file.
1389 2012-12-17 Nick Clifton <nickc@redhat.com>
1391 * Makefile.am: Add copyright notice.
1394 * configure.ac: Likewise.
1395 * ftruncate.c: Likewise.
1396 * Makefile.in: Regenerate.
1398 2012-12-14 Cary Coutant <ccoutant@google.com>
1400 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1401 --no-as-needed flag.
1402 (exception_separate_shared_12_test): Likewise.
1403 (incremental_copy_test): Likewise.
1404 * testsuite/Makefile.in: Regenerate.
1406 2012-12-14 Cary Coutant <ccoutant@google.com>
1408 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1409 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1411 2012-12-12 Alan Modra <amodra@gmail.com>
1413 * powerpc.cc (class Track_tls): New.
1414 (class Relocate, class Scan): Inherit Track_tls.
1415 (Target_powerpc::Scan::local, global): Track tls optimization
1416 and avoid creating plt entry for __tls_get_addr if all uses
1418 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1420 2012-12-12 Alan Modra <amodra@gmail.com>
1422 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1423 Replace no_toc_optimize with toc_optimize.
1424 * output.h (Output_section::input_sections): Provide non-const variant.
1425 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1426 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1428 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1429 (class Sort_toc_sections): New.
1430 (Target_powerpc::do_finalize_sections): Sort toc sections.
1431 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1433 2012-12-10 Roland McGrath <mcgrathr@google.com>
1435 * testsuite/binary_unittest.cc (read_all): New function.
1436 (Sized_binary_test): Use it instead of ::read.
1437 * fileread.cc (do_read): Don't assume pread always reads the whole
1438 amount in a single call.
1440 2012-12-10 Alan Modra <amodra@gmail.com>
1442 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1443 Set EM_PPC64 or EM_PPC here.
1444 (Target_selector_powerpc::do_recognize): Delete.
1446 2012-12-10 Alan Modra <amodra@gmail.com>
1448 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1450 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1452 2012-12-07 Roland McGrath <mcgrathr@google.com>
1454 * testsuite/binary_unittest.cc (Sized_binary_test):
1455 Use open_descriptor rather than ::open.
1457 2012-12-07 Alan Modra <amodra@gmail.com>
1459 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1460 typedef and invalid_address constant.
1461 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1462 instantiate constants.
1464 2012-12-06 Roland McGrath <mcgrathr@google.com>
1466 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1467 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1468 * aclocal.m4: Regenerate.
1469 * configure: Regenerate.
1470 * Makefile.in: Regenerate.
1471 * testsuite/Makefile.in: Regenerate.
1473 2012-12-07 Alan Modra <amodra@gmail.com>
1475 * options.h (General_options): Add no_toc_optimize.
1476 * powerpc.cc (ok_lo_toc_insn): New function.
1477 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1479 2012-12-06 Alan Modra <amodra@gmail.com>
1481 * options.h (General_options): Add plt_align, plt_static_chain,
1482 plt_thread_safe. Update stub_group_size help text.
1483 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1484 for new plt_thread_safe_ var.
1485 (use_plt_offset): Correct comments.
1486 (Target_powerpc::do_relax): Look for thread creation symbols to
1487 determine default plt_thread_safe value. Clear plt call stubs
1488 as well as branch stubs each iteration.
1489 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1491 (l, hi, ha, write_insn): Move earlier.
1492 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1493 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1495 (Stub_table::update_size): Adjust.
1496 (Stub_table::prev_size, set_prev_size): Delete.
1497 (Stub_table::stub_align): Let --plt-align affect result.
1498 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1499 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1500 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1501 (Stub_table::do_write): Support more stub variants.
1503 2012-12-04 Alan Modra <amodra@gmail.com>
1505 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1506 (Target_powerpc::do_define_standard_symbols): New function.
1508 2012-12-03 Alan Modra <amodra@gmail.com>
1510 * output.h: Formatting, whitespace.
1512 2012-12-03 Alan Modra <amodra@gmail.com>
1514 * layout.h (Layout::get_executable_sections): Declare.
1515 * layout.cc (Layout::get_executable_sections): New function.
1516 * arm.cc (Target_arm::group_sections): Use it.
1517 (Arm_output_section::group_sections): Delete now redundant test.
1518 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1519 param to handle relative relocs.
1520 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1521 (Output_data_reloc::add_absolute): Adjust.
1522 (Output_data_reloc::add_relative): New function.
1523 (Output_data::reset_data_size): New function.
1524 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1525 (Output_section::set_addralign): New function.
1526 (Output_section::checkpoint_set_addralign): New function.
1527 (Output_section::clear_section_offsets_need_adjustment): New function.
1528 (Output_section::input_sections): Make public.
1529 * powerpc.cc (class Output_data_brlt_powerpc): New.
1530 (class Stub_table, class Stub_control): New.
1531 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1532 stub_table_, set_stub_table, stub_table): New vectors and accessor
1534 (Target_powerpc::do_may_relax, do_relax, push_branch,
1535 new_stub_table, stub_tables, brlt_section, group_sections,
1536 add_branch_lookup_table, find_branch_lookup_table,
1537 write_branch_lookup_table, make_brlt_section): New functions.
1538 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1539 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1540 branch_info_): New vars.
1541 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1542 make call stubs here.
1543 (Output_data_glink): Remove all call stub handling from this class.
1544 (Target_powerpc::Scan::local, global): Save interesting branch
1545 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1546 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1547 functions on final link.
1548 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1549 Handle long branch destinations too.
1550 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1551 do_plt_address_for_local): Adjust lookup of plt call stubs.
1553 2012-11-30 Alan Modra <amodra@gmail.com>
1555 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1556 relocs against protected symbols when building 32-bit shared libs.
1558 2012-11-30 Alan Modra <amodra@gmail.com>
1560 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1561 param. Call got_section() to make .got. Update all callers
1562 and their callers and so on.
1564 2012-11-30 Alan Modra <amodra@gmail.com>
1566 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1567 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1568 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1569 value if it already exists.
1571 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1574 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1576 2012-11-14 Roland McGrath <mcgrathr@google.com>
1578 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1579 than bfc instruction for data sandboxing.
1581 2012-11-08 Alan Modra <amodra@gmail.com>
1583 * po/POTFILES.in: Regenerate.
1585 2012-11-05 Alan Modra <amodra@gmail.com>
1587 * configure.ac: Apply 2012-09-10 change to config.in here.
1588 * configure: Regenerate.
1590 2012-11-05 Alan Modra <amodra@gmail.com>
1592 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1593 (struct Opd_ent): Use "Address" rather than "Offset".
1594 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1595 (Target_powerpc::got_section): Make public.
1596 (Target_powerpc::scan_relocs): Move code setting symbols..
1597 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1598 Create _SDA_BASE_ only when referenced.
1600 2012-11-02 Roland McGrath <mcgrathr@google.com>
1602 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1605 2012-11-01 Roland McGrath <mcgrathr@google.com>
1607 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1608 for offset_in_output_section parameter.
1609 (Sized_target::relocate_special_relocatable): Likewise.
1610 * arm.cc (Target_arm::relocate_relocs): Likewise.
1611 (Target_arm::relocate_special_relocatable): Likewise.
1612 * i386.cc (Target_i386::relocate_relocs): Likewise.
1613 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1614 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1615 * target-reloc.h (relocate_relocs): Likewise.
1616 * testsuite/testfile.cc (Target_test): Likewise.
1617 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1618 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1620 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1621 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1623 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1624 parameter, which is unused in the [!F_SETFD] case.
1626 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1627 SYMNDX to off_t before comparing it to this->data_size().
1628 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1629 * incremental.cc (Output_section_incremental_inputs::do_write):
1630 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1632 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1634 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1636 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1637 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1640 2012-10-29 Cary Coutant <ccoutant@google.com>
1642 * dwp.cc (usage): Add file and exit status parameters;
1643 add --help and --version options.
1644 (print_version): New function.
1645 (main): Add --help and --version options.
1647 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1649 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1650 final_layout_sequence.txt.
1651 * testsuite/Makefile.in: Regenerated.
1653 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1655 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1656 COMPILE generated by automake.
1658 (CXXCOMPILE1): Likewise.
1659 (CXXLINK1): Likewise.
1660 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1662 (CXXCOMPILE): Likewise.
1663 (CXXLINK): Likewise.
1664 * testsuite/Makefile.in: Regenerated.
1666 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1668 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1669 on bad fwrite return.
1671 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1673 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1676 2012-10-23 Cary Coutant <ccoutant@google.com>
1678 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1679 * testsuite/Makefile.in: Regenerate.
1680 * testsuite/dwp_test.h: New source file.
1681 * testsuite/dwp_test_1.cc: New source file.
1682 * testsuite/dwp_test_1.s: New source file.
1683 * testsuite/dwp_test_1.sh: New source file.
1684 * testsuite/dwp_test_1b.cc: New source file.
1685 * testsuite/dwp_test_1b.s: New source file.
1686 * testsuite/dwp_test_2.cc: New source file.
1687 * testsuite/dwp_test_2.s: New source file.
1688 * testsuite/dwp_test_2.sh: New source file.
1689 * testsuite/dwp_test_main.cc: New source file.
1690 * testsuite/dwp_test_main.s: New source file.
1692 2012-10-23 Cary Coutant <ccoutant@google.com>
1694 * dwp.h: New header file.
1695 * dwp.cc: New source file.
1696 * gold.h: Move shared declarations to system.h.
1697 * system.h: New header file.
1698 * Makefile.am: Add dwp.
1699 * Makefile.in: Regenerate.
1701 2012-10-23 Cary Coutant <ccoutant@google.com>
1703 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1704 Dwarf_info_reader::read_from_pointer.
1705 (Dwarf_pubnames_table::read_header): Likewise.
1706 (Dwarf_pubnames_table::next_name): Likewise.
1707 (Dwarf_die::read_attributes): Likewise.
1708 (Dwarf_die::skip_attributes): Likewise.
1709 (Dwarf_info_reader::read_from_pointer): New function template.
1710 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1711 (Dwarf_pubnames_table): Likewise.
1712 (Dwarf_info_reader::read_from_pointer): New function template.
1713 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1714 Dwarf_pubnames_table ctor.
1716 2012-10-23 Cary Coutant <ccoutant@google.com>
1718 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1720 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1722 (Dwarf_info_reader::set_abbrev_shndx): New method.
1723 (Dwarf_info_reader::abbrev_shndx_): New data member.
1725 2012-10-23 Cary Coutant <ccoutant@google.com>
1727 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1728 from object, not parameters.
1729 (Dwarf_info_reader::parse): Likewise.
1730 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1731 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1732 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1735 2012-10-23 Cary Coutant <ccoutant@google.com>
1737 * fileread.cc (Input_file::Input_file): New constructor.
1738 * fileread.h (class Input_file): Add new constructor.
1740 2012-10-18 Alan Modra <amodra@gmail.com>
1743 * object.cc (Relobj::is_section_name_included): Also match
1744 .sdata personality section.
1746 2012-10-18 Alan Modra <amodra@gmail.com>
1748 * target-reloc.h (class Default_comdat_behavior): New, package up..
1749 (get_comdat_behaviour): ..this.
1750 (relocate_section): Add Relocate_comdat_behavior template arg,
1751 adjust code to suit.
1752 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1753 (Target_arm::scan_reloc_section): Likewise.
1754 * i386.cc (Target_i386::relocate_section): Likewise.
1755 * sparc.cc (Target_sparc::relocate_section): Likewise.
1756 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1757 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1758 * powerpc.cc (class Relocate_comdat_behavior): New.
1759 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1760 gold::relocate_section with new template arg.
1762 2012-10-18 Alan Modra <amodra@gmail.com>
1764 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1765 dynamic relocs for GOT_TPREL got entries, without symbol if
1767 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1768 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1769 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1771 2012-10-17 Alan Modra <amodra@gmail.com>
1774 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1776 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1778 * layout.cc (Layout::include_section): Keep sections marked
1779 SHF_EXCLUDE when doing relocatable links.
1781 2012-10-16 Alan Modra <amodra@gmail.com>
1783 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1784 (Target_powerpc::do_finalize_sections): Call it.
1785 (Output_data_save_res): New class and supporting functions.
1786 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1787 normal symbols defined in object files.
1789 2012-10-12 Alan Modra <amodra@gmail.com>
1791 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1792 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1793 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1794 section if scan_opd_relocs not yet called.
1795 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1797 2012-10-12 Alan Modra <amodra@gmail.com>
1799 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1800 add_local_ifunc_entry): Revert last change.
1801 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1803 2012-10-05 Alan Modra <amodra@gmail.com>
1805 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1806 do_plt_address_for_global): New functions.
1807 (Output_data_got_powerpc::do_write): Don't segfault when linking
1809 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1810 add_local_ifunc_entry): Return true on adding entry..
1811 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1812 glink->add_entry call. Remove unused symtab param. Adjust calls.
1813 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1814 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1815 set up symbols here.
1816 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1817 syms here. Do so even when no .iplt. Don't segfault when linking
1819 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1820 new variants without reloc param.
1821 (Glink_sym_ent::Glink_sym_ent): Likewise.
1822 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1823 reloc when refs will resolve to plt call stub.
1824 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1825 R_PPC_PLTREL24 to resolve locally.
1826 (Target_powerpc::Scan::global): Correct ifunc handling.
1827 (Target_powerpc::Relocate::relocate): Correct local sym glink
1828 lookup. Don't destroy "value" when we have a plt call stub,
1829 and when checking plt call validity.
1830 (Target_powerpc::do_dynsym_value): Simplify.
1832 2012-10-05 Alan Modra <amodra@gmail.com>
1834 * i386.cc (Output_data_plt_i386::address_for_global,
1835 address_for_local): Add plt offset to returned value. Adjust uses.
1836 * sparc.cc (Output_data_plt_sparc::address_for_global,
1837 address_for_local): Likewise.
1838 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1839 address_for_local): Likewise.
1840 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1841 address_for_local): Likewise.
1842 * target.h (Target::plt_address_for_global, plt_address_for_local):
1844 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1845 (Output_data_got::Got_entry::write): Nor here.
1846 * output.h: Comment fix.
1848 2012-10-02 Jiong Wang <jiwang@tilera.com>
1850 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1851 global_offset_table_ value for larget got.
1852 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1854 2012-09-29 Alan Modra <amodra@gmail.com>
1856 * powerpc.cc (Target_powerpc::iplt_): New output section.
1857 (Target_powerpc::iplt_section, make_iplt_section,
1858 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1859 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1860 Target_powerpc::plt_entry_count): Count iplt entries too.
1861 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1862 reloc section in constructor. New params.
1863 (Target_powerpc::make_plt_section): Create reloc section here instead.
1864 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1866 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1867 (Output_data_glink::add_entry, find_entry): New functions to
1868 deal with local syms.
1869 (Glink_sym_ent): Add support for local syms.
1870 (Output_data_glink::do_write): Handle ifunc plt entries.
1871 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1872 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1873 (Target_powerpc::Relocate::relocate): Likewise.
1874 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1876 2012-09-25 Alan Modra <amodra@gmail.com>
1878 * object.h (Sized_relobj_file::adjust_local_symbol,
1879 do_adjust_local_symbol): New functions.
1880 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1881 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1882 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1883 and irregular opd entry spacing.
1884 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1885 (Global_symbol_visitor_opd): New functor.
1886 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1887 on deleted opd entries.
1889 2012-09-15 Jiong Wang <jiwang@tilera.com>
1891 * tilegx.cc: New file.
1892 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1893 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1894 * configure.tgt: Add entries for tilegx*.
1895 * configure.ac: Likewise.
1896 * Makefile.in: Rebuild.
1897 * configure: Likewise.
1898 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1901 2012-09-13 Alan Modra <amodra@gmail.com>
1903 * target-reloc.h (scan_relocs): Call scan.local for relocs
1904 against symbols in discarded sections. Pass is_discarded
1906 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1907 Add is_discarded param.
1908 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1909 is_discarded to flag opd entry as discarded. Don't emit dyn
1910 relocs on such entries.
1911 (Target_powerpc::Scan::global): Similarly detect and handle
1913 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1914 opd_ent_. Update all uses.
1915 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1916 (Target_powerpc::relocate_section): Zero out discarded opd
1919 2012-09-12 Ian Lance Taylor <iant@google.com>
1922 * output.cc: Rename Output_data_got template parameter from size
1923 to got_size for all functions. Compile all variants of
1925 (Output_data_got::Got_entry::write): Correct use of size for
1926 symbol value. Use local_is_tls rather than casting to
1928 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1929 (class Sized_relobj_file): Add do_local_is_tls.
1930 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1932 2012-09-11 Alan Modra <amodra@gmail.com>
1935 * layout.cc (Layout::set_segment_offsets): When using
1936 common-page-size alignment, ensure we are on a new max-page-size
1938 * output.cc (Output_segment::set_section_addresses): Use
1939 abi_pagesize, not common_pagesize for relro boundary.
1940 (Output_segment::set_offset): Likewise.
1942 2012-09-11 Alan Modra <amodra@gmail.com>
1944 * output.h (Output_data_got::add_global_tls, add_local_tls,
1945 add_local_tls_pair): New functions.
1946 (Output_data_got::add_local_pair_with_rel): Remove second
1947 reloc param. Expand comment.
1948 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1949 use_plt_or_tls_offset_, similarly for constructor param.
1950 (Output_data_got::Got_entry::write): Add got_index param.
1951 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1952 add_local_tls_pair): New functions.
1953 (Output_data_got::Got_entry::write): Handle tls symbols
1954 with use_plt_or_tls_offset_ set specially.
1955 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1956 (Output_data_got::do_write): Replace iterator with index, pass
1957 index to entry write function.
1958 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1959 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1960 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1962 * i386.cc (Target_i386::Scan::local): Likewise.
1963 * sparc.cc (Target_sparc::Scan::local): Likewise.
1964 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1965 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1966 do_tls_offset_for_global): New functions.
1967 (Target_powerpc::Scan::local): Correct TLS relocations and got
1969 (Target_powerpc::Scan::global): Don't emit unnecessary
1970 dynamic relocations on TLS GOT entries.
1972 2012-09-10 Matthias Klose <doko@ubuntu.com>
1974 * config.in: Disable sanity check for kfreebsd.
1976 2012-09-10 Sterling Augustine <saugustine@google.com>
1978 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1979 (Gdb_index::pubtypes_read): New parameter.
1980 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1982 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1985 2012-09-09 Alan Modra <amodra@gmail.com>
1987 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1988 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1989 * gc.h (gc_process_relocs): Call target gc_add_reference.
1990 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1991 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1992 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1994 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1995 to cater for when we don't need code offset. Update use.
1996 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1997 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1998 set_opd_valid): New functions.
1999 (Target_powerpc::do_gc_add_reference): New function.
2000 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2002 (Target_powerpc::do_gc_mark_symbol): New function.
2004 2012-09-06 Cary Coutant <ccoutant@google.com>
2006 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2007 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2008 (Dwarf_die::skip_attributes): Likewise.
2009 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2010 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2012 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2014 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2016 * testsuite/script_test_3.t: Add .got.plt output section
2018 * testsuite/script_test_4.t: Likewise.
2020 2012-09-05 Alan Modra <amodra@gmail.com>
2022 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2023 update all uses and lose "enum" when using type.
2025 2012-09-05 Alan Modra <amodra@gmail.com>
2027 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2028 * configure: Regenerate.
2029 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2030 (plugin_final_layout.stdout): Likewise.
2031 (memory_test): Set page sizes to 0x1000.
2032 * testsuite/Makefile.in: Regenerate.
2033 * testsuite/discard_locals_test.sh: Add FIXME comment.
2034 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2035 * testsuite/pr14265.t: Add .got output section statement.
2036 * testsuite/script_test_2.t: Likewise.
2037 * testsuite/script_test_3.t: Likewise.
2038 * testsuite/script_test_4.t: Likewise.
2039 * testsuite/script_test_5.t: Likewise.
2040 * testsuite/script_test_6.t: Likewise.
2041 * testsuite/script_test_7.t: Likewise.
2042 * testsuite/script_test_9.t: Likewise.
2044 2012-09-05 Alan Modra <amodra@gmail.com>
2046 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2047 (Powerpc_relocate_functions::Status): New typedef.
2048 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2049 (Target_powerpc::Scan::local): Handle REL64.
2050 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2051 for REL32 and REL64.
2052 (Target_powerpc::symval_for_branch): New function, extracted from..
2053 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2054 checks. Report overflow errors.
2056 2012-09-05 Alan Modra <amodra@gmail.com>
2058 * object.h (Sized_relobj_file::emit_relocs): Delete.
2059 (Sized_relobj_file::emit_relocs_reltype): Delete.
2060 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2061 relocate_relocs for --emit-relocs.
2062 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2063 * output.h: Update comment.
2064 (Output_segment::first_section): New function.
2065 (Output_segment::first_section_load_address): Use first_section.
2066 * output.cc (Output_segment::first_section): New function extracted..
2067 (Output_segment::first_section_load_address): ..from here. Delete.
2068 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2069 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2070 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2071 adjust call to target.h function.
2072 * i386.cc (Target_i386): Likewise.
2073 * sparc.cc (Target_sparc): Likewise.
2074 * x86_64.cc (Target_x86_64): Likewise.
2075 * powerpc.cc (Target_powerpc): Likewise.
2076 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2077 first tls section has section symbol for optimised local dynamic
2079 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2080 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2082 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2083 Rename to relocate_relocs. Update error message.
2085 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2087 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2090 2012-08-31 Alan Modra <amodra@gmail.com>
2092 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2093 (Powerpc_relobj::toc_base_offset): New stub function.
2094 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2095 got_mod_index_offset to tlsld_got_offset. Update all refs.
2096 (Target_powerpc::Relocate::enum skip_tls): New.
2097 (Target_powerpc::call_tls_get_addr_): New var.
2098 (Target_powerpc::is_branch_reloc): Move to file scope.
2099 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2100 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2102 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2103 (powerpc_info): Correct common_pagesize for ppc64.
2104 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2105 (Powerpc_relocate_functions): Add overflow check enums and functions.
2106 Add non-shift version of rela, rela_ua. Delete all rel public
2107 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2108 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2109 addr16_ha3, addr14 functions.
2110 (Output_data_got_powerpc::add_constant_pair): New function.
2111 (Output_data_got_powerpc::got_base_offset): Likewise.
2112 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2113 (instruction constants): Sort, add some more.
2114 (Output_data_glink::do_write): Add and use Address typedef. Use
2115 object->toc_base_offset() stub for 64-bit.
2116 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2117 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2118 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2119 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2120 Always treat .opd relocs as against locally defined symbol.
2121 Correct condition for RELATIVE relocs.
2122 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2123 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2124 for 32-bit syms with a plt entry. Correct ppc64 toc base
2125 calculations. Handle TLS relocs, and more. Add overflow
2126 checking and adjust for Powerpc_relocate_functions changes.
2127 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2128 Reinstate --emit-relocs code with FIXME.
2130 2012-08-30 Alan Modra <amodra@gmail.com>
2132 * layout.cc (Layout::set_segment_offsets): Set p_align to
2133 abi_pagesize, not common_pagesize.
2134 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2135 to determine whether file header can go in segment.
2137 2012-08-30 Alan Modra <amodra@gmail.com>
2139 * output.h (Output_reloc::Output_reloc <output section>): Add
2140 is_relative param. Adjust calls.
2141 (Output_reloc::add_output_section_relative): New functions.
2142 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2144 (Output_reloc::symbol_value): Handle SECTION_CODE.
2146 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2148 * gold.cc (queue_middle_tasks): Call layout again when unique
2149 segments for sections is desired.
2150 * layout.cc (Layout::Layout): Initialize new members.
2151 (Layout::get_output_section_flags): New function.
2152 (Layout::choose_output_section): Call get_output_section_flags.
2153 (Layout::layout): Make output section for mapping to a unique segment.
2154 (Layout::insert_section_segment_map): New function.
2155 (Layout::attach_allocated_section_to_segment): Make unique segment for
2156 output sections marked so.
2157 (Layout::segment_precedes): Check for unique segments when sorting.
2158 * layout.h (Layout::Unique_segment_info): New struct.
2159 (Layout::Section_segment_map): New typedef.
2160 (Layout::insert_section_segment_map): New function.
2161 (Layout::get_output_section_flags): New function.
2162 (Layout::is_unique_segment_for_sections_specified): New function.
2163 (Layout::set_unique_segment_for_sections_specified): New function.
2164 (Layout::unique_segment_for_sections_specified_): New member.
2165 (Layout::section_segment_map_): New member.
2166 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2167 Rename is_gc_pass_one to is_pass_one.
2168 Rename is_gc_pass_two to is_pass_two.
2169 Rename is_gc_or_icf to is_two_pass.
2170 Check for which pass based on whether symbols data is present.
2171 Make it two pass when unique segments for sections is desired.
2172 * output.cc (Output_section::Output_section): Initialize new
2174 * output.h (Output_section::is_unique_segment): New function.
2175 (Output_section::set_is_unique_segment): New function.
2176 (Output_section::is_unique_segment_): New member.
2177 (Output_section::extra_segment_flags): New function.
2178 (Output_section::set_extra_segment_flags): New function.
2179 (Output_section::extra_segment_flags_): New member.
2180 (Output_section::segment_alignment): New function.
2181 (Output_section::set_segment_alignment): New function.
2182 (Output_section::segment_alignment_): New member.
2183 (Output_segment::Output_segment): Initialize is_unique_segment_.
2184 (Output_segment::is_unique_segment): New function.
2185 (Output_segment::set_is_unique_segment): New function.
2186 (Output_segment::is_unique_segment_): New member.
2187 * plugin.cc (allow_unique_segment_for_sections): New function.
2188 (unique_segment_for_sections): New function.
2189 (Plugin::load): Add new functions to transfer vector.
2190 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2191 * Makefile.in: Regenerate.
2192 * testsuite/plugin_final_layout.sh: Check if unique segment
2193 functionality works.
2194 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2196 (allow_unique_segment_for_sections): New global.
2197 (unique_segment_for_sections): New global.
2198 (claim_file_hook): Call allow_unique_segment_for_sections.
2199 (all_symbols_read_hook): Call unique_segment_for_sections.
2201 2012-08-22 Cary Coutant <ccoutant@google.com>
2203 * layout.cc (Layout::include_section): Don't assert on GROUP
2204 sections with --emit-relocs.
2206 2012-08-21 Cary Coutant <ccoutant@google.com>
2208 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2209 if --export-dynamic-symbol names an undef symbol.
2211 2012-08-18 Alan Modra <amodra@gmail.com>
2213 * powerpc.cc: Formatting and white space.
2214 (Powerpc_relobj): Rename got2_section_ to special_.
2215 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2216 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2217 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2218 (Target_powerpc): Add Address typedef and invalid_address. Use
2220 (Target_powerpc::is_branch_reloc): New function.
2221 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2222 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2223 for dst_mask, value and addend.
2224 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2225 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2226 (Output_data_glink::do_write): Correct toc base. Don't try to use
2227 uint16_t for 24-bit offset. Use get_output_section_offset and
2229 (Target_powerpc::Scan::local): Handle more relocs.
2230 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2231 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2232 Plug in toc restoring insn after plt calls. Translate branches
2233 to function descriptor symbols to corresponding entry point.
2234 (Target_powerpc::relocate_for_relocatable): Check return from
2235 get_output_section_offset.
2236 * symtab.h: Comment typo.
2238 2012-08-14 Ian Lance Taylor <iant@google.com>
2240 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2241 unsupported_relocal_local to call unsupported_reloc_global.
2243 2012-08-14 Nick Clifton <nickc@redhat.com>
2246 * script-sections.cc (Sections_element::output_section_name): Add
2247 keep return parameter.
2248 (Output_section_element::match_name): Add keep return parameter.
2249 Return the value of the keep_ member.
2250 * script-sections.h (class Output_section): Update
2251 output_section_name prototype.
2252 * layout.cc (Layout::keep_input_section): New public member
2254 (Layout::choose_output_section): Pass keep parameter to
2255 output_section_name.
2256 * layout.h (class Layout): Add keep_input_section.
2257 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2259 * testsuite/Makefile.am: Add a test.
2260 * testsuite/Makefile.in: Regenerate.
2261 * testsuite/pr14265.c: Source file for the test.
2262 * testsuite/pr14265.t: Linker script for the test.
2263 * testsuite/pr14265.sh: Shell script for the test.
2265 2012-08-14 Alan Modra <amodra@gmail.com>
2267 * target.h (Target::output_section_name): New function.
2268 (Target::do_output_section_name): New function.
2269 * layout.cc (Layout::choose_output_section): Call the above.
2270 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2272 2012-08-14 Alan Modra <amodra@gmail.com>
2274 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2275 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2276 for replace_constant call.
2277 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2278 (Output_data_glink::do_print_to_mapfile): New function.
2279 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2280 (Target_powerpc::Relocate::relocate): Likewise.
2282 2012-08-14 Alan Modra <amodra@gmail.com>
2284 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2285 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2286 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2287 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2288 all references to shndx_. Handle special case for R_PPC_PLTREL24
2290 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2291 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2292 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2294 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2295 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2297 2012-08-12 Alan Modra <amodra@gmail.com>
2299 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2300 (glink insn constants): Use uint32_t.
2301 (Output_data_glink::add_entry): Use insert, not [] operator.
2303 2012-08-11 Alan Modra <amodra@gmail.com>
2305 * object.h (Sized_relobj_file::find_shdr): New function.
2306 (Sized_relobj_file::find_special_sections): New function.
2307 * object.cc (Sized_relobj_file::find_shdr): New function.
2308 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2309 (Sized_relobj_file::find_special_sections): New function, split out..
2310 (Sized_relobj_file::do_read_symbols): ..from here.
2311 * output.h (Output_data_got::replace_constant): New function.
2312 (Output_data_got::num_entries): New function.
2313 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2314 (Output_data_got::got_offset): Protected rather than private.
2315 (Output_data_got::replace_got_entry): New function.
2316 * output.cc (Output_data_got::replace_got_entry): New function.
2317 * powerpc.cc (class Powerpc_relobj): New.
2318 (class Powerpc_relocate_functions): Delete all psymval variants or
2319 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2320 Implement _ha functions using corresponding _hi function.
2321 (Powerpc_relobj::find_special_sections): New function.
2322 (Target_powerpc::do_make_elf_object): New function.
2323 (class Output_data_got_powerpc): New.
2324 (class Output_data_glink): New.
2325 (class Powerpc_scan_relocatable_reloc): New.
2326 Many more changes througout file.
2328 2012-08-09 Nick Clifton <nickc@redhat.com>
2330 * po/vi.po: Updated Vietnamese translation.
2332 2012-08-07 Ian Lance Taylor <iant@google.com>
2334 * layout.cc (Layout::add_target_dynamic_tags): If
2335 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2338 2012-07-30 Nick Clifton <nickc@redhat.com>
2340 * po/gold.pot: Updated template.
2341 * po/es.po: Updated Spanish translation.
2343 2012-07-18 Cary Coutant <ccoutant@google.com>
2346 * configure.ac: Add check for -gpubnames support.
2347 * configure: Regenerate.
2348 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2349 support; force -gno-pubnames.
2350 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2352 (gdb_index_test_4): New test.
2353 * testsuite/Makefile.in: Regenerate.
2354 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2355 * testsuite/gdb_index_test_2.sh: Likewise.
2356 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2357 * testsuite/gdb_index_test_4.sh: New script.
2358 * testsuite/gdb_index_test_comm.sh: New script with common code;
2359 don't look for space after colon.
2361 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2363 * gold.cc (queue_middle_tasks): Update function order only after
2364 deferred objects due to plugins are processed.
2366 2012-07-11 Ian Lance Taylor <iant@google.com>
2368 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2369 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2370 (Target_arm::scan_reloc_for_stub): Likewise.
2371 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2372 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2373 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2374 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2375 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2377 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2378 Ian Lance Taylor <iant@google.com>
2381 * configure.ac: Test whether std::tr1::hash<off_t> works.
2382 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2384 * output.h (class Output_fill): Add virtual destructor.
2385 * configure, config.in: Rebuild.
2387 2012-06-22 Roland McGrath <mcgrathr@google.com>
2389 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2391 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2393 * plugin.cc (Plugin::load): Handle position independent executables.
2395 2012-06-06 Cary Coutant <ccoutant@google.com>
2397 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2399 (lines_only_debug_sections): Likewise.
2400 (gdb_fast_lookup_sections): New static array.
2401 (is_gdb_debug_section): Rename formal parameter.
2402 (is_lines_only_debug_section): Likewise.
2403 (is_gdb_fast_lookup_section): New function.
2404 (Layout::include_section): Check for ".zdebug_" prefix; pass
2405 section name suffix to is_gdb_debug_section, et al.; check for
2406 fast-lookup sections when building .gdb_index.
2407 * options.h (--strip-debug-gdb): Update GDB version number.
2409 2012-06-06 Cary Coutant <ccoutant@google.com>
2411 * configure.ac: Add check for fallocate.
2412 * configure: Regenerate.
2413 * config.in: Regenerate.
2415 * options.h (class General_options): Add --mmap-output-file and
2416 --posix-fallocate options.
2417 * output.cc: (posix_fallocate): Remove; replace with...
2418 (gold_fallocate): New function.
2419 (Output_file::map_no_anonymous): Call gold_fallocate.
2420 (Output_file::map): Check --mmap-output-file option.
2422 2012-06-05 Jing Yu <jingyu@google.com>
2424 * gold.h (textdomain): Add do {} to empty while(0).
2425 (bindtextdomain): Likewise.
2427 2012-06-04 Cary Coutant <ccoutant@google.com>
2429 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2432 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2434 * symtab.cc (Symbol_table::define_special_symbol):
2435 Initialize *poldsym to prevent uninitialized variable errors.
2437 2012-05-23 Cary Coutant <ccoutant@google.com>
2439 * layout.cc (Layout::section_name_mapping): Add rules to handle
2440 exact match on .data.rel.ro.local or .data.rel.ro.
2441 (Layout::output_section_name): Check for exact matches.
2443 2012-05-23 Cary Coutant <ccoutant@google.com>
2445 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2448 2012-05-22 Cary Coutant <ccoutant@google.com>
2450 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2451 object before exporting symbol.
2453 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2455 * testsuite/tls_test.cc: Include "config.h" first.
2456 * testsuite/tls_test_c.c: Likewise.
2458 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2459 Nick Clifton <nickc@redhat.com>
2462 * configure.in: Add check that sysdep.h has been included before
2463 any system header files.
2464 * configure: Regenerate.
2465 * config.in: Regenerate.
2467 2012-05-14 Cary Coutant <ccoutant@google.com>
2469 * layout.cc (Layout::make_output_section): Mark .tdata section
2471 * testsuite/relro_test.cc: Add a TLS variable.
2473 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2476 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2477 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2480 2012-05-08 Cary Coutant <ccoutant@google.com>
2482 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2483 (lines_only_debug_sections): Likewise.
2485 2012-05-02 Roland McGrath <mcgrathr@google.com>
2487 * nacl.cc: New file.
2489 * Makefile.am (CCFILES, HFILES): Add them.
2490 * Makefile.in: Regenerate.
2491 * i386.cc (Output_data_plt_i386_nacl): New class.
2492 (Output_data_plt_i386_nacl_exec): New class.
2493 (Output_data_plt_i386_nacl_dyn): New class.
2494 (Target_i386_nacl): New class.
2495 (Target_selector_i386_nacl): New class.
2496 (target_selector_i386): Use it instead of Target_selector_i386.
2497 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2498 (Target_x86_64_nacl): New class.
2499 (Target_selector_x86_64_nacl): New class.
2500 (target_selector_x86_64, target_selector_x32): Use it instead of
2501 Target_selector_x86_64.
2502 * arm.cc (Output_data_plt_arm_nacl): New class.
2503 (Target_arm_nacl): New class.
2504 (Target_selector_arm_nacl): New class.
2505 (target_selector_arm, target_selector_armbe): Use it instead of
2506 Target_selector_arm.
2508 * target-select.cc (select_target): Take new Input_file* and off_t
2509 arguments, pass them on to recognize method of selector.
2510 * object.cc (make_elf_sized_object): Update caller.
2511 * parameters.cc (parameters_force_valid_target): Likewise.
2512 * incremental.cc (make_sized_incremental_binary): Likewise.
2513 * target-select.h: Update decl.
2514 (Target_selector::recognize): Take new Input_file* argument,
2515 pass it on to do_recognize.
2516 (Target_selector::do_recognize): Take new Input_file* argument.
2517 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2518 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2519 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2520 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2522 * target.h (Target::Target_info): New members isolate_execinstr
2524 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2525 * arm.cc (Target_arm::arm_info): Update initializer.
2526 * i386.cc (Target_i386::i386_info): Likewise.
2527 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2528 * sparc.cc (Target_sparc::sparc_info): Likewise.
2529 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2530 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2531 * layout.cc (Layout::attach_allocated_section_to_segment):
2532 Take new const Target* argument. If target->isolate_execinstr(), act
2534 (Layout::find_first_load_seg): Take new const Target* argument;
2535 if target->isolate_execinstr(), reject PF_X segments.
2536 (Layout::relaxation_loop_body): Update caller.
2537 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2538 reset file offset to zero when we hit LOAD_SEG, and then do a second
2539 loop over the segments before LOAD_SEG to reassign offsets after
2540 addresses have been determined. Handle target->rosegment_gap().
2541 (Layout::attach_section_to_segment): Take new const Target* argument;
2542 pass it to attach_allocated_section_to_segment.
2543 (Layout::make_output_section): Update caller.
2544 (Layout::attach_sections_to_segments): Take new const Target* argument;
2545 pass it to attach_section_to_segment.
2546 * gold.cc (queue_middle_tasks): Update caller.
2547 * layout.h (Layout): Update method decls with new arguments.
2549 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2550 Target_info pointer to use.
2551 (Target_arm::do_make_data_plt): New virtual method.
2552 (Target_arm::make_data_plt): New method that calls it.
2553 (Target_arm::make_plt_entry): Use it.
2554 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2555 for the section alignment.
2556 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2558 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2559 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2561 (Output_data_plt_arm::get_plt_entry_size): Call it.
2562 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2563 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2564 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2566 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2567 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2568 method instead of sizeof(plt_entry).
2569 (Output_data_plt_arm::add_entry): Likewise.
2570 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2571 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2573 (Target_arm::plt_entry_size): Likewise.
2574 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2576 (Output_data_plt_arm_standard): ... here, new class.
2577 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2578 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2579 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2581 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2582 Take additional argument for the PLT entry size.
2583 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2584 Use get_plt_entry_size method rather than plt_entry_size variable.
2585 (Output_data_plt_x86_64::reserve_slot): Likewise.
2586 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2587 (Output_data_plt_x86_64::add_entry): Likewise.
2588 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2589 (Output_data_plt_x86_64::address_for_global): Likewise.
2590 (Output_data_plt_x86_64::address_for_local): Likewise.
2591 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2592 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2593 Make method non-static.
2594 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2596 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2597 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2598 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2599 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2601 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2602 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2604 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2605 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2607 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2608 (Output_data_plt_x86_64::plt_entry_size)
2609 (Output_data_plt_x86_64::first_plt_entry)
2610 (Output_data_plt_x86_64::plt_entry)
2611 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2612 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2613 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2614 (Output_data_plt_x86_64_standard): ... here, new class.
2615 (Target_x86_64::Target_x86_64): Take optional argument for the
2616 Target_info pointer to use.
2617 (Target_x86_64::do_make_data_plt): New virtual method.
2618 (Target_x86_64::make_data_plt): New method to call it.
2619 (Target_x86_64::init_got_plt_for_update): Use that.
2620 Call this->plt_->add_eh_frame method here.
2621 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2622 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2623 rather than static method.
2624 (Target_x86_64::plt_entry_size): Likewise.
2625 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2626 rather than plt_entry_size variable. Move guts of PLT filling to...
2627 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2628 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2629 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2631 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2632 additional argument for the section alignment.
2633 Don't do add_eh_frame_for_plt here.
2634 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2635 non-static. Use get_plt_entry_size method rather than plt_entry_size
2637 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2639 (Output_data_plt_i386::get_plt_entry_size): Call it.
2640 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2641 (Output_data_plt_i386::add_eh_frame): New method to call it.
2642 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2644 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2645 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2647 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2648 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2649 method instead of plt_entry_size.
2650 (Output_data_plt_i386::plt_entry_size)
2651 (Output_data_plt_i386::plt_eh_frame_fde_size)
2652 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2653 (Output_data_plt_i386_standard): ... here, new class.
2654 (Output_data_plt_i386_exec): New class.
2655 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2656 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2657 (Output_data_plt_i386::exec_plt_entry): Move to ...
2658 (Output_data_plt_i386_exec::plt_entry): ... here.
2659 (Output_data_plt_i386_dyn): New class.
2660 (Output_data_plt_i386::first_plt_entry): Move to ...
2661 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2662 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2663 (Output_data_plt_i386_dyn::plt_entry): ... here.
2664 (Target_i386::Target_i386): Take optional argument for the Target_info
2666 (Target_i386::do_make_data_plt): New virtual method.
2667 (Target_i386::make_data_plt): New method to call it.
2668 (Target_i386::make_plt_section): Use that.
2669 Call this->plt_->add_eh_frame method here.
2670 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2671 rather than plt_entry_size variable.
2672 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2673 (Output_data_plt_i386::address_for_local): Likewise.
2674 (Output_data_plt_i386::do_write): Likewise.
2675 Move guts of PLT filling to...
2676 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2677 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2678 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2679 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2681 2012-05-01 Cary Coutant <ccoutant@google.com>
2683 * dwarf_reader.cc (Dwarf_die::read_attributes)
2684 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2685 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2686 * reduced_debug_output.cc
2687 (Output_reduced_debug_info_section::get_die_end): Remove
2688 DW_FORM_GNU_ref_index. Add default case.
2690 2012-04-26 Mark Wielaard <mjw@redhat.com>
2692 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2693 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2694 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2695 DW_AT_high_pc as offset from DW_AT_low_pc.
2697 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2698 * testsuite/Makefile.in: Regenerate.
2699 * testsuite/gdb_index_test_3.c: New test source file.
2700 * testsuite/gdb_index_test_3.sh: New test source file.
2702 2012-04-25 Ian Lance Taylor <iant@google.com>
2704 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2706 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2707 as a class, not a struct.
2708 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2709 (Target_arm::apply_cortex_a8_workaround): Likewise.
2710 * gc.h: Declare Reloc_types as a struct, not a class.
2711 * object.h: Declare Symbols_data as a struct.
2712 * reloc.h: Declare Read_relocs_data as a struct.
2713 * target.h: Declare Relocate_info as a struct.
2715 2012-04-24 David S. Miller <davem@davemloft.net>
2717 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2718 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2721 2012-04-24 Cary Coutant <ccoutant@google.com>
2723 * incremental-dump.cc (find_input_containing_global): Replace
2724 magic number with symbolic constant.
2725 (dump_incremental_inputs): Update version number.
2726 * incremental.cc (Output_section_incremental_inputs): Update version
2727 number; import symbolic constants from Incremental_inputs_reader.
2728 (Incremental_inputs::create_data_sections): Align relocations
2729 section correctly for 64-bit targets.
2730 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2731 constants; add padding.
2732 (Output_section_incremental_inputs::write_header): Add assert for
2734 (Output_section_incremental_inputs::write_input_files): Add assert
2735 for input_entry_size.
2736 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2737 add assert for object_info_size, input_section_entry_size,
2738 global_sym_entry_size.
2739 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2740 for data structure sizes; use them.
2741 (Incremental_input_entry_reader): Import symbolic constants from
2742 Incremental_inputs_reader; use them.
2744 2012-04-23 David S. Miller <davem@davemloft.net>
2746 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2748 (Target_sparc::Target_sparc): Initialize new fields.
2749 (Target_sparc::do_make_elf_object): New function.
2750 (Target_sparc::do_adjust_elf_header): New function.
2752 2012-04-23 Cary Coutant <ccoutant@google.com>
2754 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2755 CU range table of gdb index.
2757 2012-04-20 David S. Miller <davem@davemloft.net>
2759 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2762 2012-04-16 David S. Miller <davem@davemloft.net>
2764 * sparc.cc (Target_sparc::got_address): New function.
2765 (Sparc_relocate_functions::gdop_hix22): New function.
2766 (Sparc_relocate_functions::gdop_lox10): New function.
2767 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2769 (Target_sparc::Scan::local): Likewise if the global symbol is not
2770 preemptible and is not IFUNC.
2771 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2772 transformations for local and non-preemptible non-IFUNC global
2775 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2776 writing out 64-bit part of ranges.
2778 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2779 -fpic and -fpie respectively.
2780 * Makefile.in: Regenerate.
2782 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2783 (Target_sparc::Target_sparc): Initialize new field.
2784 (Target_sparc::do_plt_section_for_global): New function.
2785 (Target_sparc::do_plt_section_for_local): New function.
2786 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2787 (Target_sparc::make_plt_section): New function, broken out of
2788 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2789 (Target_sparc::make_plt_entry): Call make_plt_section.
2790 (Target_sparc::make_local_ifunc_plt_entry): New function.
2791 (Target_sparc::rela_ifunc_section): New function.
2792 (Target_sparc::plt_section): Remove const.
2793 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2794 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2795 and ifunc_count_ fields.
2796 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2797 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2798 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2799 (Output_data_plt_sparc::rela_ifunc): New function.
2800 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2801 (Output_data_plt_sparc::has_ifunc_section): New function.
2802 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2803 (Output_data_plt_sparc::address_for_global): New function.
2804 (Output_data_plt_sparc::address_for_local): New function.
2805 (Output_data_plt_sparc::plt_index_to_offset): New function.
2806 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2808 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2810 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2811 R_SPARC_JMP_IREL to switch.
2812 (Target_sparc::Scan::check_non_pic): Likewise.
2813 (Target_sparc::Scan::local): Handle IFUNC symbols.
2814 (Target_sparc::Scan::local): Likewise.
2815 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2816 and plt_address_for_local.
2817 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2818 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2820 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2821 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2822 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2823 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2825 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2826 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2828 * sparc.cc (Target_sparc::Scan::global): Likewise.
2829 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2831 2012-04-16 Cary Coutant <ccoutant@google.com>
2833 * archive.cc (Library_base::should_include_member): Check for
2834 --export-dynamic-symbol.
2835 * options.h (class General_options): Add --export-dynamic-symbol.
2836 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2837 --export-dynamic-symbol.
2838 (Symbol_table::gc_mark_undef_symbols): Likewise.
2839 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2841 2012-04-12 David S. Miller <davem@davemloft.net>
2843 * sparc.cc (Reloc::wdisp10): New relocation method.
2844 (Reloc::h34): Likewise.
2845 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2846 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2848 (Target_sparc::Scan::local): Likewise.
2849 (Target_sparc::Scan::global): Likewise.
2850 (Target_sparc::Relocate::relocate): Likewise.
2852 2012-04-09 Cary Coutant <ccoutant@google.com>
2854 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2857 2012-04-06 Ian Lance Taylor <iant@google.com>
2859 * timer.cc: #include <unistd.h>.
2861 2012-04-06 Roland McGrath <mcgrathr@google.com>
2863 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2864 * config.in: Regenerate.
2865 * configure: Regenerate.
2867 2012-04-05 Nick Clifton <nickc@redhat.com>
2869 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2870 (AM_LC_MESSAGES): Add.
2871 * aclocal.m4: Regenerate.
2872 * config.in: Regenerate.
2873 * configure: Regenerate.
2875 2012-03-21 Cary Coutant <ccoutant@google.com>
2877 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2878 * Makefile.in: Regenerate.
2879 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2880 (Sized_elf_reloc_mapper::symbol_section): New function.
2881 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2882 (make_elf_reloc_mapper): New function.
2883 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2884 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2885 (Dwarf_abbrev_table::do_get_abbrev): New function.
2886 (Dwarf_ranges_table::read_ranges_table): New function.
2887 (Dwarf_ranges_table::read_range_list): New function.
2888 (Dwarf_pubnames_table::read_section): New function.
2889 (Dwarf_pubnames_table::read_header): New function.
2890 (Dwarf_pubnames_table::next_name): New function.
2891 (Dwarf_die::Dwarf_die): New function.
2892 (Dwarf_die::read_attributes): New function.
2893 (Dwarf_die::skip_attributes): New function.
2894 (Dwarf_die::set_name): New function.
2895 (Dwarf_die::set_linkage_name): New function.
2896 (Dwarf_die::attribute): New function.
2897 (Dwarf_die::string_attribute): New function.
2898 (Dwarf_die::int_attribute): New function.
2899 (Dwarf_die::uint_attribute): New function.
2900 (Dwarf_die::ref_attribute): New function.
2901 (Dwarf_die::child_offset): New function.
2902 (Dwarf_die::sibling_offset): New function.
2903 (Dwarf_info_reader::check_buffer): New function.
2904 (Dwarf_info_reader::parse): New function.
2905 (Dwarf_info_reader::do_parse): New function.
2906 (Dwarf_info_reader::do_read_string_table): New function.
2907 (Dwarf_info_reader::lookup_reloc): New function.
2908 (Dwarf_info_reader::get_string): New function.
2909 (Dwarf_info_reader::visit_compilation_unit): New function.
2910 (Dwarf_info_reader::visit_type_unit): New function.
2911 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2912 Sized_elf_reloc_mapper.
2913 (Sized_dwarf_line_info::symbol_section): Remove function.
2914 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2915 (Sized_dwarf_line_info::read_line_mappings): Remove object
2916 parameter, adjust callers.
2917 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2918 * dwarf_reader.h: Include <sys/types.h>.
2919 (class Track_relocs): Remove forward declaration.
2920 (class Elf_reloc_mapper): New class.
2921 (class Sized_elf_reloc_mapper): New class.
2922 (class Dwarf_abbrev_table): New class.
2923 (class Dwarf_range_list): New class.
2924 (class Dwarf_ranges_table): New class.
2925 (class Dwarf_pubnames_table): New class.
2926 (class Dwarf_die): New class.
2927 (class Dwarf_info_reader): New class.
2928 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2929 (Sized_dwarf_line_info::symbol_section): Remove member function.
2930 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2932 * gdb-index.cc: New source file.
2933 * gdb-index.h: New source file.
2934 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2935 and .debug_types sections, call Layout::add_to_gdb_index.
2936 (Sized_relobj_incr::do_section_name): Implement.
2937 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2938 return type; Implement.
2939 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2941 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2942 parameter list and return type.
2943 (Sized_incr_dynobj::do_section_contents): Likewise.
2944 * layout.cc: Include gdb-index.h.
2945 (Layout::Layout): Initialize gdb_index_data_.
2946 (Layout::init_fixed_output_section): Check for .gdb_index section.
2947 (Layout::add_to_gdb_index): New function. Instantiate.
2948 * layout.h: Add forward declaration for class Gdb_index.
2949 (Layout::add_to_gdb_index): New member function.
2950 (Layout::gdb_index_data_): New data member.
2951 * main.cc: Include gdb-index.h.
2952 (main): Print statistics for gdb index.
2953 * object.cc (Object::section_contents): Move code into
2954 do_section_contents.
2955 (need_decompressed_section): Check for sections needed when building
2957 (build_compressed_section_map): Likewise.
2958 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2960 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2961 sections; call Layout::add_to_gdb_index.
2962 (Sized_relobj_file::do_decompressed_section_contents): Call
2963 do_section_contents directly.
2964 * object.h (Object::do_section_contents): Adjust parameter list and
2966 (Object::do_decompressed_section_contents): Call do_section_contents
2968 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2970 * options.h (class General_options): Add --gdb-index option.
2971 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2972 list and return type.
2973 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2974 * reloc.h (Track_relocs::checkpoint): New function.
2975 (Track_relocs::reset): New function.
2977 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2979 * testsuite/Makefile.in: Regenerate.
2980 * testsuite/gdb_index_test.cc: New test source file.
2981 * testsuite/gdb_index_test_1.sh: New test source file.
2982 * testsuite/gdb_index_test_2.sh: New test source file.
2984 2012-03-19 Doug Kwan <dougkwan@google.com>
2986 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2987 (Target_arm::do_finalize_sections): Remove code which defines
2988 __exidx_start and __exidx_end. Make symbol table parameter
2989 anonymous as it is not used.
2990 * gold.cc (queue_middle_tasks): Call target hook to define any
2991 target-specific symbols.
2992 * target.h (Target::define_standard_symbols): New method.
2993 (Target::do_define_standard_symbols): Same.
2994 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2995 * testsuite/Makefile.in: Regenerate.
2996 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2998 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2999 relocations are generated for __exidx_start and __exidx_end.
3001 2012-03-16 Doug Kwan <dougkwan@google.com>
3003 * testsuite/Makefile.am: Disable test initpri3b.
3004 * testsuite/Makefile.in: Regenerate.
3006 2012-03-15 Doug Kwan <dougkwan@google.com>
3008 * arm.cc (Target_arm::got_section): Make .got section read-only
3011 2012-03-15 Ian Lance Taylor <iant@google.com>
3014 * layout.cc (Layout::make_output_section): Correctly mark
3015 SHT_INIT_ARRAY, et. al., as relro.
3017 2012-03-14 Doug Kwan <dougkwan@google.com>
3019 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3020 dynamic relocations for protected symbols in shared objects.
3022 2012-03-13 Ian Lance Taylor <iant@google.com>
3024 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3025 keep the larger alignment.
3027 2012-03-12 Cary Coutant <ccoutant@google.com>
3029 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3030 handling of DW_LNE_define_file.
3032 2012-03-12 Cary Coutant <ccoutant@google.com>
3034 * reduced_debug_output.cc
3035 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3038 2012-02-29 Cary Coutant <ccoutant@google.com>
3040 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3042 2012-02-29 Cary Coutant <ccoutant@google.com>
3044 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3045 Call Object::decompressed_section_contents.
3046 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3048 (Sized_dwarf_line_info::buffer_start_): New data member.
3049 * merge.cc (Output_merge_data::do_add_input_section): Call
3050 Object::decompressed_section_contents.
3051 (Output_merge_string::do_add_input_section): Likewise.
3052 * object.cc (need_decompressed_section): New function.
3053 (build_compressed_section_map): Decompress sections needed later.
3054 (Sized_relobj_file::do_decompressed_section_contents): New function.
3055 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3056 * object.h (Object::decompressed_section_contents): New function.
3057 (Object::discard_decompressed_sections): New function.
3058 (Object::do_decompressed_section_contents): New function.
3059 (Object::do_discard_decompressed_sections): New function.
3060 (Compressed_section_info): New type.
3061 (Compressed_section_map): Include decompressed section contents.
3062 (Sized_relobj_file::do_decompressed_section_contents): New function.
3063 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3065 2012-02-16 Cary Coutant <ccoutant@google.com>
3067 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3068 * testsuite/Makefile.in: Regenerate.
3070 2012-02-14 Cary Coutant <ccoutant@google.com>
3072 * options.cc (General_options::finalize): Disallow -pie and -static.
3074 2012-02-03 Doug Kwan <dougkwan@google.com>
3076 * arm.cc (Arm_relocate_functions::abs8,
3077 Arm_relocate_functions::abs16): Use
3078 Bits::has_signed_unsigned_overflow32.
3079 (Arm_relocate_functions::thm_abs8): Correct range of
3081 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3084 2012-02-02 Doug Kwan <dougkwan@google.com>
3086 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3087 position independent outputs, not just shared objects.
3089 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3091 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3092 * configure: Regenerated.
3094 2012-01-27 Ian Lance Taylor <iant@google.com>
3096 * reloc.h (Bits): New class with static functions, copied from
3097 namespace utils in arm.cc.
3098 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3101 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3103 * incremental.cc (write_info_blocks): Correct relocation offset.
3105 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3107 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3108 (Relocate::tls_gd_to_le): Likewise.
3110 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3112 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3114 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3116 * configure.ac: Check if -mcmodel=medium works.
3117 * configure: Regenerated.
3119 2012-01-24 Cary Coutant <ccoutant@google.com>
3121 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3123 (read_unsigned_LEB_128_x): ... this new function.
3124 (read_signed_LEB_128): Replaced with inline definition and ...
3125 (read_signed_LEB_128_x): ... this new function.
3126 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3127 (read_unsigned_LEB_128): Add inline definition.
3128 (read_signed_LEB_128_x): New function.
3129 (read_signed_LEB_128): Add inline definition.
3130 * testsuite/Makefile.am (leb128_unittest): New unit test.
3131 * testsuite/Makefile.in: Regenerate.
3132 * testsuite/leb128_unittest.cc: New unit test.
3134 2012-01-23 Ian Lance Taylor <iant@google.com>
3137 * i386.cc (Target_i386::do_code_fill): When using a jmp
3138 instruction, pad with nop instructions.
3139 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3141 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3143 * x86_64.cc (gc_process_relocs): Add typename on types used in
3145 (scan_relocs): Likewise.
3146 (relocate_section): Likewise.
3147 (apply_relocation): Likewise.
3149 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3151 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3152 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3155 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3157 * x86_64.cc: Initial support for x32.
3159 2012-01-03 Cary Coutant <ccoutant@google.com>
3161 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3162 Use abstract base class for GOT.
3163 * gold/output.h (class Output_data_got_base): New abstract base class.
3164 (class Output_data_got): Derive from new base class, adjust ctors.
3165 (Output_data_got::reserve_slot): Make virtual; rename to
3166 do_reserve_slot; Adjust callers.
3167 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3168 pointer to abstract base class.
3169 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3171 2011-12-18 Ian Lance Taylor <iant@google.com>
3173 * object.h (Relobj::local_symbol_value): New function.
3174 (Relobj::local_plt_offset): New function.
3175 (Relobj::local_has_got_offset): New function.
3176 (Relobj::local_got_offset): New function.
3177 (Relobj::set_local_got_offset): New function.
3178 (Relobj::do_local_symbol_value): New pure virtual function.
3179 (Relobj::do_local_plt_offset): Likewise.
3180 (Relobj::do_local_has_got_offset): Likewise.
3181 (Relobj::do_local_got_offset): Likewise.
3182 (Relobj::do_set_local_got_offset): Likewise.
3183 (Sized_relobj::do_local_has_got_offset): Rename from
3184 local_has_got_offset.
3185 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3186 (Sized_relobj::do_set_local_got_offset): Rename from
3187 set_local_got_offset.
3188 (Sized_relobj_file::do_local_plt_offset): Rename from
3190 (Sized_relobj_file::do_local_symbol_value): New function.
3191 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3193 * output.cc (Output_data_got::Got_entry::write): Change object to
3194 Relobj. Use local_symbol_value.
3195 (Output_data_got::add_global_with_rel): Change rel_dyn to
3196 Output_data_reloc_generic*. Use add_global_generic.
3197 (Output_data_got::add_global_with_rela): Remove. Change all
3198 callers to use add_global_with_rel.
3199 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3200 Output_data_reloc_generic*. Use add_global_generic.
3201 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3202 callers to use add_global_pair_with_rel.
3203 (Output_data_got::add_local): Change object to Relobj*.
3204 (Output_data_got::add_local_plt): Likewise.
3205 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3206 change rel_dyn to Output_data_reloc_generic*. Use
3208 (Output_data_got::add_local_with_rela): Remove. Change all
3209 callers to use all_local_with_rel.
3210 (Output_data_got::add_local_pair_with_rel): Change object to
3211 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3212 add_output_section_generic.
3213 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3214 callers to use add_local_pair_with_rel.
3215 (Output_data_got::reserve_local): Change object to Relobj*.
3216 * output.h: (class Output_data_reloc_generic): Add pure virtual
3217 declarations for add_global_generic, add_local_generic,
3218 add_output_section_generic.
3219 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3220 functions for Output_data_reloc_generic. Update declarations for
3221 changes listed in output.cc.
3222 (class Output_data_got): Change template parameter to got_size.
3223 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3224 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3226 (Sized_relobj_incr::do_local_plt_offset): New function.
3227 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3230 2011-12-17 Cary Coutant <ccoutant@google.com>
3232 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3233 * resolve.cc (Symbol_table::resolve): Likewise.
3234 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3236 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3238 2011-12-16 Ian Lance Taylor <iant@google.com>
3240 * output.h (Output_data_reloc_generic::add): Only call
3241 add_dynamic_reloc if this is a dynamic reloc section.
3243 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3246 * target-reloc.h (apply_relocation): Replace <64, false> with
3249 2011-11-25 Nick Clifton <nickc@redhat.com>
3251 * po/it.po: New Italian translation.
3253 2011-11-17 Sterling Augustine <saugustine@google.com>
3255 * script.cc (script_include_directive): Implement.
3256 (read_script_file): New local variables name and search_path. Update
3257 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3258 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3259 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3261 2011-11-11 Sterling Augustine <saugustine@google.com>
3263 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3264 (file_or_sections_cmd): Likewise.
3266 2011-11-11 Doug Kwan <dougkwan@google.com>
3268 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3269 if --just-symbols is given.
3271 2011-11-10 Doug Kwan <dougkwan@google.com>
3274 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3275 when processing data relocs.
3276 * reloc.h (Relocate_functions::rel_unaligned): New method.
3277 (Relocate_functions::pcrel_unaligned): Ditto.
3278 (Relocate_functions::rel32_unaligned): Ditto.
3279 (Relocate_functions::pcrel32_unaligned): Ditto.
3281 2011-11-09 Doug Kwan <dougkwan@google.com>
3284 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3285 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3286 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3287 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3288 (Relocate_functions::rel_unaligned): New.
3289 (Relocate_functions::rel32_unaligned): New.
3290 * target-reloc.h (relocate_for_relocatable): Add code to handle
3291 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3292 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3293 arm_unaligned_reloc_r): New targets.
3294 * testsuite/Makefile.in: Regenerate.
3295 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3298 2011-11-02 Ian Lance Taylor <iant@google.com>
3300 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3302 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3303 * options.cc (General_options::finalize): Use library search path
3304 from configure script if specified. If not native and no sysroot,
3305 only search TOOLLIBDIR.
3306 * options.h (Search_directory::Search_directory): Change name to
3308 (General_options::add_to_library_path_with_sysroot): Change arg to
3310 * configure, Makefile.in, config.in: Rebuild.
3312 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3314 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3315 we are working around the ARM1176 Erratum.
3316 * options.h (General_options::fix_arm1176): Add option.
3317 * testsuite/Makefile.am: Add testcases, and keep current ones
3319 * testsuite/Makefile.in: Regenerate.
3320 * testsuite/arm_fix_1176.s: New file.
3321 * testsuite/arm_fix_1176.sh: Likewise.
3323 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3325 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3327 (Target_arm::may_use_blx): Remove method.
3328 (Target_arm::set_may_use_blx): Likewise.
3329 (Target_arm::may_use_v4t_interworking): New method.
3330 (Target_arm::may_use_v5t_interworking): Likewise.
3331 (Target_arm::may_use_blx_): Remove member variable.
3332 (Arm_relocate_functions::arm_branch_common): Check for v5T
3334 (Arm_relocate_functions::thumb_branch_common): Likewise.
3335 (Reloc_stub::stub_type_for_reloc): Likewise.
3336 (Target_arm::do_finalize_sections): Correct interworking checks.
3337 * testsuite/Makefile.am: Add new tests.
3338 * testsuite/Makefile.in: Regenerate.
3339 * testsuite/arm_farcall_arm_arm.s: New test.
3340 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3341 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3342 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3343 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3344 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3345 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3346 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3348 2011-10-31 Cary Coutant <ccoutant@google.com>
3351 * expression.cc (Expression::eval_with_dot): Add
3352 is_section_dot_assignment parameter.
3353 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3354 absolute and assigning to dot within a section.
3355 * script-sections.cc
3356 (Output_section_element_assignment::set_section_addresses): Pass
3357 dot_section to set_if_absolute.
3358 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3359 as is_section_dot_assignment flag to eval_with_dot.
3360 (Output_section_element_dot_assignment::set_section_addresses):
3362 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3363 parameter. Also set value if relative to dot_section; set the
3364 symbol's output_section.
3365 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3366 parameter. Adjust all callers.
3367 (Expression::eval_maybe_dot): Likewise.
3368 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3370 * testsuite/script_test_2.t: Test assignment of an absolute value
3371 to dot within an output section element.
3373 2011-10-31 Cary Coutant <ccoutant@google.com>
3375 * options.h (class General_options): Add --[no-]gnu-unique options.
3376 * symtab.cc (Symbol_table::sized_write_globals): Convert
3377 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3379 2011-10-31 Cary Coutant <ccoutant@google.com>
3382 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3383 unnecessary assertion.
3384 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3386 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3388 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3390 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3392 Change to just keep the section associated with symbol.
3393 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3394 they are externally visible and --export-dynamic is turned on.
3395 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3397 2011-10-19 Ian Lance Taylor <iant@google.com>
3400 * script-sections.cc
3401 (Output_section_element_dot_assignment::needs_output_section): New
3404 2011-10-19 Ian Lance Taylor <iant@google.com>
3407 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3408 --section-start option was seen.
3409 * options.h (General_options::any_section_start): New function.
3411 2011-10-18 David S. Miller <davem@davemloft.net>
3414 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3415 member to track relocation locations that have moved during TLS
3416 reloc optimizations.
3417 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3418 (Target_sparc::Relocate::relocate): Adjust view down by 4
3419 bytes if it matches reloc_adjust_addr_.
3420 (Target_sparc::Relocate::relocate_tls): Always move the
3421 __tls_get_addr call delay slot instruction forward 4 bytes when
3422 performing relaxation.
3424 2011-10-18 Cary Coutant <ccoutant@google.com>
3426 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3427 (Output_file::map_no_anonymous): Check for non-zero
3428 return code from posix_fallocate.
3430 2011-10-17 Cary Coutant <ccoutant@google.com>
3433 * plugin.cc (is_visible_from_outside): Check for symbols
3434 referenced from dynamic objects.
3435 * resolve.cc (Symbol_table::resolve): Don't count references
3436 from dynamic objects as references from real ELF files.
3437 * testsuite/plugin_test_2.sh: Adjust expected result.
3439 2011-10-17 Cary Coutant <ccoutant@google.com>
3441 * gold.cc: Include timer.h.
3442 (queue_middle_tasks): Stamp time.
3443 (queue_final_tasks): Likewise.
3444 * main.cc (main): Store timer in parameters. Print timers
3446 * parameters.cc (Parameters::Parameters): Initialize timer_.
3447 (Parameters::set_timer): New function.
3448 (set_parameters_timer): New function.
3449 * parameters.h (Parameters::set_timer): New function.
3450 (Parameters::timer): New function.
3451 (Parameters::timer_): New data member.
3452 (set_parameters_timer): New function.
3453 * timer.cc (Timer::stamp): New function.
3454 (Timer::get_pass_time): New function.
3455 * timer.h (Timer::stamp): New function.
3456 (Timer::get_pass_time): New function.
3457 (Timer::pass_times_): New data member.
3459 2011-10-17 Cary Coutant <ccoutant@google.com>
3461 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3462 task for members of lib groups.
3464 2011-10-17 Cary Coutant <ccoutant@google.com>
3467 * fileread.cc (File_read::find_view): Add assert.
3468 (File_read::make_view): Move bounds check (replace with assert)...
3469 (File_read::find_or_make_view): ... to here.
3471 2011-10-12 Cary Coutant <ccoutant@google.com>
3473 * output.cc (Output_file::open_base_file): Handle case where
3474 ::read returns less than requested size.
3476 2011-10-10 Cary Coutant <ccoutant@google.com>
3478 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3479 Initialize defined_count_.
3480 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3481 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3482 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3483 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3484 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3485 * incremental.h (Sized_relobj_incr::defined_count_): New data
3487 (Sized_incr_dynobj::defined_count_): New data member.
3488 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3489 Return zeroes instead of internal error.
3491 2011-10-10 Cary Coutant <ccoutant@google.com>
3494 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3495 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3496 * output.h (class Output_reloc): Add use_plt_offset flag.
3497 (Output_reloc::type_): Adjust size of bit field.
3498 (Output_reloc::use_plt_offset_): New bit field.
3499 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3500 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3501 flag. Adjust all callers.
3502 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3503 creating RELATIVE relocations.
3505 2011-10-10 Nick Clifton <nickc@redhat.com>
3507 * po/es.po: Updated Spanish translation.
3508 * po/fi.po: Updated Finnish translation.
3510 2011-10-03 Diego Novillo <dnovillo@google.com>
3512 * options.cc (parse_uint): Fix dereference of RETVAL.
3514 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3516 * layout.h (section_order_map_): New member.
3517 (get_section_order_map): New member function.
3518 * output.cc (Output_section::add_input_section): Check for patterns
3519 only when --section-ordering-file is specified.
3520 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3521 output_sections have been formed.
3522 * layout.cc (Layout_Layout): Initialize section_order_map_.
3523 * plugin.cc (update_section_order): Store order in order_map. Do not
3525 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3526 * testsuite/Makefile.in: Regenerate.
3527 * testsuite/plugin_section_order.c: New file.
3528 * testsuite/plugin_final_layout.cc: New file.
3529 * testsuite/plugin_final_layout.sh: New file.
3531 2011-09-29 Cary Coutant <ccoutant@google.com>
3533 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3535 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3536 symbols during incremental update.
3537 (Symbol_table::add_from_dynobj): Likewise.
3539 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3540 Ian Lance Taylor <iant@google.com>
3542 * symtab.cc (Symbol_table::define_special_symbol): Always
3543 canonicalize version string.
3545 2011-09-26 Cary Coutant <ccoutant@google.com>
3547 * gold.cc (queue_initial_tasks): Move option checks ...
3548 * options.cc (General_options::finalize): ... to here. Disable
3549 some options; make others fatal.
3551 2011-09-26 Cary Coutant <ccoutant@google.com>
3554 * plugin.cc (get_symbols_v2): New function.
3555 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3556 (is_referenced_from_outside): New function.
3557 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3558 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3559 (get_symbols): Pass version parameter.
3560 (get_symbols_v2): New function.
3561 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3563 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3564 (onload): Add LDPT_GET_SYMBOLS_V2.
3565 (all_symbols_read_hook): Use get_symbols_v2; check for
3566 LDPR_PREVAILING_DEF_IRONLY_EXP.
3567 * testsuite/plugin_test_3.sh: Update expected results.
3569 2011-09-23 Simon Baldwin <simonb@google.com>
3571 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3572 configuration options.
3573 * configure: Regenerate.
3574 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3575 * Makefile.in: Regenerate.
3576 * testsuite/Makefile.in: Regenerate.
3578 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3580 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3582 2011-09-19 Cary Coutant <ccoutant@google.com>
3584 * incremental.cc (can_incremental_update): Fix typo in comment.
3585 * incremental.h (can_incremental_update): Likewise.
3587 2011-09-18 Cary Coutant <ccoutant@google.com>
3589 * incremental.cc (can_incremental_update): New function.
3590 * incremental.h (can_incremental_update): New function.
3591 * layout.cc (Layout::init_fixed_output_section): Call it.
3592 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3593 * object.cc (Sized_relobj_file::do_layout): Call
3594 can_incremental_update.
3596 2011-09-13 Cary Coutant <ccoutant@google.com>
3598 * configure.ac: Check for glibc support for gnu_indirect_function
3599 support with static linking, setting automake conditional
3601 * Makefile.in: Regenerate.
3602 * configure: Regenerate.
3604 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3605 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3607 * testsuite/Makefile.in: Regenerate.
3609 2011-09-13 Cary Coutant <ccoutant@google.com>
3611 * incremental.cc (Sized_relobj_incr::do_layout): Call
3612 report_comdat_group for kept comdat sections.
3613 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3614 * testsuite/Makefile.in: Regenerate.
3615 * testsuite/incr_comdat_test_1.cc: New source file.
3616 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3617 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3618 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3620 2011-09-13 Ian Lance Taylor <iant@google.com>
3622 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3623 variable external_symbols_offset.
3625 2011-09-12 Ian Lance Taylor <iant@google.com>
3627 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3628 triggered if object has no symbols.
3630 2011-09-09 David S. Miller <davem@davemloft.net>
3632 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3633 (Output_fill_debug_line::do_write): Likewise.
3635 2011-08-29 Cary Coutant <ccoutant@google.com>
3637 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3638 casts to match formatting specs.
3639 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3641 2011-08-26 Cary Coutant <ccoutant@google.com>
3643 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3644 remaining hole size when allocating.
3645 (Layout::make_output_section): Set fill methods for debug sections.
3646 * layout.h (Free_list::Free_list_node): Move from private to
3648 (Free_list::set_min_hole_size): New function.
3649 (Free_list::begin, Free_list::end): New functions.
3650 (Free_list::min_hole_): New data member.
3651 * output.cc: Include dwarf.h.
3652 (Output_fill_debug_info::do_minimum_hole_size): New function.
3653 (Output_fill_debug_info::do_write): New function.
3654 (Output_fill_debug_line::do_minimum_hole_size): New function.
3655 (Output_fill_debug_line::do_write): New function.
3656 (Output_section::Output_section): Initialize new data member.
3657 (Output_section::set_final_data_size): Ensure patch space is larger
3658 than minimum hole size.
3659 (Output_section::do_write): Fill holes in debug sections.
3660 * output.h (Output_fill): New class.
3661 (Output_fill_debug_info): New class.
3662 (Output_fill_debug_line): New class.
3663 (Output_section::set_free_space_fill): New function.
3664 (Output_section::free_space_fill_): New data member.
3665 * testsuite/Makefile.am (incremental_test_3): Add
3666 --incremental-patch option.
3667 (incremental_test_4): Likewise.
3668 (incremental_test_5): Likewise.
3669 (incremental_test_6): Likewise.
3670 (incremental_copy_test): Likewise.
3671 (incremental_common_test_1): Likewise.
3672 * testsuite/Makefile.in: Regenerate.
3674 2011-08-26 Nick Clifton <nickc@redhat.com>
3676 * po/es.po: Updated Spanish translation.
3678 2011-08-01 Cary Coutant <ccoutant@google.com>
3680 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3681 * gold/testsuite/Makefile.in: Regenerate.
3682 * gold/testsuite/justsyms_exec.c: New source file.
3683 * gold/testsuite/justsyms_lib.c: New source file.
3685 2011-08-01 Cary Coutant <ccoutant@google.com>
3687 * layout.cc (Layout::set_segment_offsets): Don't realign text
3688 segment if -Ttext was specified.
3689 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3691 * object.h (Sized_relobj_file::e_type): New function.
3692 (Sized_relobj_file::e_type_): New data member.
3693 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3694 base address for ET_EXEC files.
3695 * target.cc (Target::do_make_elf_object_implementation): Allow
3696 ET_EXEC files with --just-symbols option.
3698 2011-07-28 Cary Coutant <ccoutant@google.com>
3700 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3701 Add thread_number parameter.
3702 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3703 * workqueue-threads.cc
3704 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3705 current thread if its thread number is greater than desired thread
3707 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3708 Add thread_number parameter.
3709 (Workqueue::should_cancel_thread): Likewise.
3710 (Workqueue::find_runnable_or_wait): Pass thread_number to
3711 should_cancel_thread.
3712 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3715 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3717 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3718 only after checking if it cannot be forced local.
3719 * symtab.h (is_externally_visible): Check if the symbol is not forced
3722 2011-07-15 Ian Lance Taylor <iant@google.com>
3724 * options.h (class General_options): Add --print-output-format.
3725 Move -EL next to -EB, for better --help output.
3726 * target-select.cc: Include <cstdio>, "options.h", and
3728 (Target_selector::do_target_bfd_name): New function.
3729 (print_output_format): New function.
3730 * target-select.h (class Target_selector): Update declarations.
3731 (Target_selector::target_bfd_name): New function.
3732 (print_output_format): Declare.
3733 * main.cc: Include "target-select.h".
3734 (main): Handle --print-output-format.
3735 * gold.cc: Include "target-select.h".
3736 (queue_initial_tasks): Handle --print-output-format when there are
3738 * parameters.cc (parameters_force_valid_target): Give a better
3739 error message if -EB/-EL does not match target.
3740 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3743 2011-07-15 Ian Lance Taylor <iant@google.com>
3745 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3746 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3747 (Output_data_plt_i386::do_write): Write address of .dynamic
3748 section to first entry in .got.plt section.
3749 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3750 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3752 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3753 section to first entry in .got.plt section.
3754 * layout.h (Layout::dynamic_section): New function.
3756 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3758 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3760 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3761 input_section_position_, and input_section_glob_.
3762 (read_layout_from_file): Call function section_ordering_specified.
3763 * layout.h (is_section_ordering_specified): New function.
3764 (section_ordering_specified): New function.
3765 (section_ordering_specified_): New boolean member.
3766 * main.cc(main): Call load_plugins after layout object is defined.
3767 * output.cc (Output_section::add_input_section): Use
3768 function section_ordering_specified to check if section ordering is
3770 * output.cc (Output_section::add_relaxed_input_section): Use
3771 function section_ordering_specified to check if section ordering is
3773 (Output_section::update_section_layout): New function.
3774 (Output_section::sort_attached_input_sections): Check if input section
3776 * output.h (Output_section::update_section_layout): New function.
3777 * plugin.cc (get_section_count): New function.
3778 (get_section_type): New function.
3779 (get_section_name): New function.
3780 (get_section_contents): New function.
3781 (update_section_order): New function.
3782 (allow_section_ordering): New function.
3783 (Plugin::load): Add the new interfaces to the transfer vector.
3784 (Plugin_manager::load_plugins): New parameter.
3785 (Plugin_manager::all_symbols_read): New parameter.
3786 (Plugin_manager::claim_file): New parameter. Save the elf object for
3788 (Plugin_manager::get_elf_object): New function.
3789 (Plugin_manager::get_view): Change to directly use the bool to check
3790 if get_view is called from claim_file_hook.
3791 * plugin.h (input_objects): New function
3792 (Plugin__manager::load_plugins): New parameter.
3793 (Plugin_manager::claim_file): New parameter.
3794 (Plugin_manager::get_elf_object): New function.
3795 (Plugin_manager::in_claim_file_handler): New function.
3796 (Plugin_manager::in_claim_file_handler_): New member.
3797 (layout): New function.
3798 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3799 handler with an extra parameter. Make the elf object before calling
3801 * testsuite/plugin_test.c (get_section_count): New function pointer.
3802 (get_section_type): New function pointer.
3803 (get_section_name): New function pointer.
3804 (get_section_contents): New function pointer.
3805 (update_section_order): New function pointer.
3806 (allow_section_ordering): New function pointer.
3807 (onload): Check if the new interfaces exist.
3809 2011-07-13 Ian Lance Taylor <iant@google.com>
3811 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3813 * x86_64.cc (Target_x86_64::got_section): Likewise.
3814 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3815 (relro_now_test_SOURCES): New variable.
3816 (relro_now_test_DEPENDENCIES): New variable.
3817 (relro_now_test_LDFLAGS): New variable.
3818 (relro_now_test_LDADD): New variable.
3819 (relro_now_test.so): New target.
3820 * testsuite/Makefile.in: Rebuild.
3822 2011-07-12 Ian Lance Taylor <iant@google.com>
3825 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3826 GLOB_DAT relocation rather than a RELATIVE relocation for a
3827 protected symbol when creating a shared library.
3828 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3829 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3830 * testsuite/protected_main_1.cc (main): Test that protected
3831 function has same address.
3833 2011-07-11 Ian Lance Taylor <iant@google.com>
3836 * options.h (class General_options): Add -Bgroup.
3837 * options.cc (General_options::finalize): If -Bgroup is set,
3838 default to --unresolved-symbols=report-all.
3839 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3840 * target-reloc.h (issue_undefined_symbol_error): Handle
3841 --unresolved-symbols=report-all.
3843 2011-07-08 Ian Lance Taylor <iant@google.com>
3846 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3847 if linker script discards key sections.
3848 (Layout::create_dynamic_symtab): Likewise.
3849 (Layout::assign_local_dynsym_offsets): Likewise.
3850 (Layout::sized_create_version_sections): Likewise.
3851 (Layout::create_interp): Likewise.
3852 (Layout::finish_dynamic_section): Likewise.
3853 (Layout::set_dynamic_symbol_size): Likewise.
3855 2011-07-08 Ian Lance Taylor <iant@google.com>
3858 * options.h (class General_options): Add --unresolved-symbols.
3859 * target-reloc.h (issue_undefined_symbol_error): Check
3860 --unresolved-symbols. Add comments.
3862 2011-07-08 Ian Lance Taylor <iant@google.com>
3864 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3865 expression more complex.
3867 2011-07-08 Ian Lance Taylor <iant@google.com>
3870 * target-reloc.h (issue_undefined_symbol_error): New inline
3871 function, broken out of relocate_section.
3872 (relocate_section): Call issue_undefined_symbol_error.
3873 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3874 there is no TLS segment if we are about to issue an undefined
3876 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3878 2011-07-08 Ian Lance Taylor <iant@google.com>
3881 * resolve.cc (Symbol_table::should_override): Add fromtype
3882 parameter. Change all callers. Give error when linking together
3883 TLS and non-TLS symbol.
3884 (Symbol_table::should_override_with_special): Add fromtype
3885 parameter. Change all callers.
3886 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3887 there is no TLS segment if we have reported some errors.
3888 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3890 2011-07-08 Ian Lance Taylor <iant@google.com>
3893 * target.h (Target::plt_address_for_global): New function.
3894 (Target::plt_address_for_local): New function.
3895 (Target::plt_section_for_global): Remove.
3896 (Target::plt_section_for_local): Remove.
3897 (Target::do_plt_address_for_global): New virtual function.
3898 (Target::do_plt_address_for_local): New virtual function.
3899 (Target::do_plt_section_for_global): Remove.
3900 (Target::do_plt_section_for_local): Remove.
3901 (Target::register_global_plt_entry): Add Symbol_table and Layout
3903 * output.cc (Output_data_got::Got_entry::write): Use
3904 plt_address_for_global and plt_address_for_local.
3905 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3906 address of output section.
3907 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3908 got_irelative_, and irelative_count_ fields. Update
3910 (Output_data_plt_i386::has_irelative_section): New function.
3911 (Output_data_plt_i386::entry_count): Add irelative_count_.
3912 (Output_data_plt_i386::set_final_data_size): Likewise.
3913 (class Target_i386): Add got_irelative_ and rel_irelative_
3914 fields. Update declarations.
3915 (Target_i386::Target_i386): Initialize new fields.
3916 (Target_i386::do_plt_address_for_global): New function replacing
3917 do_plt_section_for_global.
3918 (Target_i386::do_plt_address_for_local): New function replacing
3919 do_plt_section_for_local.
3920 (Target_i386::got_section): Create got_irelative_.
3921 (Target_i386::rel_irelative_section): New function.
3922 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3923 fields. Don't define __rel_iplt_{start,end}.
3924 (Output_data_plt_i386::add_entry): Add symtab and layout
3925 parameters. Change all callers. Use different PLT and GOT for
3927 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3928 layout parameters. Change all callers. Use different PLT and
3930 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3931 (Output_data_plt_i386::rel_irelative): New function.
3932 (Output_data_plt_i386::address_for_global): New function.
3933 (Output_data_plt_i386::address_for_local): New function.
3934 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3935 IRELATIVE GOT when changing IFUNC GOT entries.
3936 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3938 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3939 if we didn't create an IRELATIVE GOT.
3940 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3941 plt_address_for_local.
3942 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3943 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3944 got_irelative_, and irelative_count_ fields. Update
3946 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3947 Initialize new fields. Remove symtab parameter. Change all
3949 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3951 (Output_data_plt_x86_64::has_irelative_section): New function.
3952 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3953 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3954 fields. Update declarations.
3955 (Target_x86_64::Target_x86_64): Initialize new fields.
3956 (Target_x86_64::do_plt_address_for_global): New function replacing
3957 do_plt_section_for_global.
3958 (Target_x86_64::do_plt_address_for_local): New function replacing
3959 do_plt_section_for_local.
3960 (Target_x86_64::got_section): Create got_irelative_.
3961 (Target_x86_64::rela_irelative_section): New function.
3962 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3963 all callers. Don't create __rel_iplt_{start,end}.
3964 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3965 parameters. Change all callers. Use different PLT and GOT for
3967 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3968 layout parameters. Change all callers. Use different PLT and
3970 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3971 parameters. Change all callers. Use different PLT and GOT for
3973 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3974 (Output_data_plt_x86_64::rela_irelative): New function.
3975 (Output_data_plt_x86_64::address_for_global): New function.
3976 (Output_data_plt_x86_64::address_for_local): New function.
3977 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3978 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3979 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3980 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3982 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3984 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3985 symbols if we didn't create an IRELATIVE GOT.
3986 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3987 plt_address_for_local.
3988 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3989 * testsuite/ifuncvar1.c: New test file.
3990 * testsuite/ifuncvar2.c: New test file.
3991 * testsuite/ifuncvar3.c: New test file.
3992 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3993 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3994 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3995 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3996 * testsuite/Makefile.in: Rebuild.
3998 2011-07-07 Cary Coutant <ccoutant@google.com>
4000 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4001 (two_file_test_1_ndebug.o): Likewise.
4002 (two_file_test_1b_ndebug.o): Likewise.
4003 (two_file_test_2_ndebug.o): Likewise.
4004 (two_file_test_main_ndebug.o): Likewise.
4005 (incremental_test_2): Link with no-debug versions.
4007 2011-07-06 Cary Coutant <ccoutant@google.com>
4009 * gold/incremental.cc
4010 (Output_section_incremental_inputs::write_info_blocks): Check for
4011 hidden and internal symbols.
4013 2011-07-06 Cary Coutant <ccoutant@google.com>
4015 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4016 Check disposition for startup file.
4017 (Incremental_inputs::report_command_line): Ignore
4018 --incremental-startup-unchanged option.
4019 * options.cc (General_options::parse_incremental_startup_unchanged):
4021 (General_options::General_options): Initialize new data member.
4022 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4023 (General_options): Add --incremental-startup-unchanged option.
4024 (General_options::incremental_startup_disposition): New function.
4025 (General_options::incremental_startup_disposition_): New data member.
4027 2011-07-06 Cary Coutant <ccoutant@google.com>
4029 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4030 input file index to Script_info ctor.
4031 (Sized_incremental_binary::do_file_has_changed): Find the
4032 command-line argument for files named in scripts.
4033 * incremental.h (Script_info::Script_info): New ctor
4034 with input file index.
4035 (Script_info::input_file_index): New function.
4036 (Script_info::input_file_index_): New data member.
4037 (Incremental_binary::get_library): Add const.
4038 (Incremental_binary::get_script_info): Add const.
4039 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4040 * testsuite/Makefile.am (incremental_test_5): New test case.
4041 (incremental_test_6): New test case.
4042 * testsuite/Makefile.in: Regenerate.
4044 2011-07-06 Cary Coutant <ccoutant@google.com>
4046 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4047 debug output when command lines differ.
4049 2011-07-06 Cary Coutant <ccoutant@google.com>
4051 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4052 --incremental-patch option.
4053 * layout.cc (Free_list::allocate): Extend allocation beyond original
4055 (Layout::make_output_section): Mark sections that should get
4057 * options.cc (parse_percent): New function.
4058 * options.h (parse_percent): New function.
4059 (DEFINE_percent): New macro.
4060 (General_options): Add --incremental-patch option.
4061 * output.cc (Output_section::Output_section): Initialize new data
4063 (Output_section::add_input_section): Print section name when out
4065 (Output_section::add_output_section_data): Likewise.
4066 (Output_section::set_final_data_size): Add patch space when
4067 doing --incremental-full.
4068 (Output_section::do_reset_address_and_file_offset): Remove patch
4070 (Output_segment::set_section_list_addresses): Print debug output
4071 only if --incremental-update.
4072 * output.h (Output_section::set_is_patch_space_allowed): New function.
4073 (Output_section::is_patch_space_allowed_): New data member.
4074 (Output_section::patch_space_): New data member.
4075 * parameters.cc (Parameters::incremental_full): New function.
4076 * parameters.h (Parameters::incremental_full): New function
4077 * testsuite/Makefile.am (incremental_test_2): Add test for
4078 --incremental-patch option.
4079 * testsuite/Makefile.in: Regenerate.
4080 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4081 (t18): Remove function body.
4083 2011-07-05 Doug Kwan <dougkwan@google.com>
4086 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4087 Arm_Address type for relocation result.
4088 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4090 (Arm_relocate_functions::abs32): Use unaligned access.
4091 (Arm_relocate_functions::rel32): Ditto.
4092 (Arm_relocate_functions::prel31): Ditto.
4093 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4094 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4095 static data relocations.
4096 * testsuite/Makefile.in: Regnerate.
4097 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4099 2011-07-05 Ian Lance Taylor <iant@google.com>
4102 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4103 symbols if necessary.
4104 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4106 2011-07-05 Ian Lance Taylor <iant@google.com>
4109 * resolve.cc (Symbol::override_base_with_special): Simply override
4110 version with special symbol version, ignoring previous version.
4112 2011-07-05 Ian Lance Taylor <iant@google.com>
4114 * object.cc (Sized_relobj_file::include_section_group): Add
4115 information to comment about signature location.
4117 2011-07-02 Ian Lance Taylor <iant@google.com>
4120 * options.h (class General_options): Add -f and -F.
4121 * options.cc (General_options::finalize): Fatal error if -f/-F
4122 are used without -shared.
4123 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4125 2011-07-02 Ian Lance Taylor <iant@google.com>
4127 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4129 2011-07-01 Ian Lance Taylor <iant@google.com>
4133 * resolve.cc (Symbol::override_base_with_special): Don't override
4134 the version if the overriding symbol has a different name.
4135 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4136 all callers. If we give an error about an undefined version,
4137 define the base version if necessary.
4138 * dynobj.h (class Versions): Update declaration.
4139 * testsuite/weak_alias_test_5.cc: New file.
4140 * testsuite/weak_alias_test.script: New file.
4141 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4142 and versioned_alias have the right value, and call t2.
4143 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4144 weak_alias_test_5.so.
4145 (weak_alias_test_LDADD): Likewise.
4146 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4147 * testsuite/Makefile.in: Rebuild.
4149 2011-07-01 Ian Lance Taylor <iant@google.com>
4152 * options.h (class General_options): Support -z notext.
4153 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4155 (two_file_shared_nonpic.so): Likewise.
4156 (two_file_shared_mixed.so): Likewise.
4157 (two_file_shared_mixed_1.so): Likewise.
4158 (weak_undef_lib_nonpic.so): Likewise.
4159 (alt/weak_undef_lib_nonpic.so): Likewise.
4160 (tls_test_shared_nonpic.so): Likewise.
4161 * testsuite/Makefile.in: Rebuild.
4163 2011-07-01 Ian Lance Taylor <iant@google.com>
4166 * configure.ac: Test whether static linking works, setting
4167 the automake conditional HAVE_STATIC.
4168 * testsuite/Makefile.am: Disable tests using -static if
4169 HAVE_STATIC is not true.
4170 * configure, testsuite/Makefile.in: Rebuild.
4172 2011-07-01 Ian Lance Taylor <iant@google.com>
4175 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4176 Assert if we see DW_EH_PE_indirect.
4177 * target.h (Target::ehframe_datarel_base): New function.
4178 (Target::do_ehframe_datarel_base): New target function.
4179 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4180 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4183 2011-07-01 Ian Lance Taylor <iant@google.com>
4186 * options.h (class General_options): Add
4187 --ld-generated-unwind-info.
4188 * ehframe.cc (Fde::write): Add address parameter. Change all
4189 callers. If associated with PLT, fill in address and size.
4190 (Cie::set_output_offset): Only add merge mapping if there is an
4192 (Cie::write): Add address parameter. Change all callers.
4193 (Eh_frame::add_ehframe_for_plt): New function.
4194 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4195 input_offset_ fields into union u_, with new plt field.
4196 (Fde::Fde): Adjust for new union field.
4197 (Fde::Fde) [Output_data version]: New constructor.
4198 (Fde::add_mapping): Only add merge mapping if there is an object.
4199 (class Cie): Update declarations.
4200 (class Eh_frame): Declare add_ehframe_for_plt.
4201 * layout.cc (Layout::layout_eh_frame): Break out code into
4202 make_eh_frame_section, and call it.
4203 (Layout::make_eh_frame_section): New function.
4204 (Layout::add_eh_frame_for_plt): New function.
4205 * layout.h (class Layout): Update declarations.
4206 * merge.cc (Merge_map::add_mapping): Add assertion.
4207 * i386.cc: Include "dwarf.h".
4208 (class Output_data_plt_i386): Make first_plt_entry,
4209 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4210 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4211 and plt_eh_frame_fde.
4212 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4213 boundary. Call add_eh_frame_for_plt if appropriate.
4214 * x86_64.cc: Include "dwarf.h".
4215 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4216 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4217 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4218 and plt_eh_frame_fde.
4219 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4222 2011-06-29 Ian Lance Taylor <iant@google.com>
4225 * object.cc (Sized_relobj_file::layout_section): Change shdr
4226 parameter to be const.
4227 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4229 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4230 appropriate. Call layout_eh_frame_section.
4231 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4233 * object.h (class Sized_relobj_file): Update declarations.
4235 2011-06-29 Ian Lance Taylor <iant@google.com>
4238 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4240 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4242 2011-06-29 Ian Lance Taylor <iant@google.com>
4245 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4247 * layout.cc (Layout::layout_eh_frame): Likewise.
4249 2011-06-29 Ian Lance Taylor <iant@google.com>
4252 * layout.cc (Layout::symtab_section_shndx): New function.
4253 * layout.h (class Layout): Declare symtab_section_shndx.
4254 * output.cc (Output_section::write_header): Call it.
4256 2011-06-29 Ian Lance Taylor <iant@google.com>
4259 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4260 symbols which are not used in a relocation.
4262 2011-06-28 Ian Lance Taylor <iant@google.com>
4265 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4266 script create indistinguishable segments.
4267 (Layout::set_segment_offsets): Use stable_sort when sorting
4268 segments. Pass this to Compare_segments constructor.
4269 * layout.h (class Layout): Make segment_precedes non-static.
4270 (class Compare_segments): Change from struct to class. Add
4271 layout_ field. Add constructor.
4272 * script-sections.cc
4273 (Script_sections::attach_sections_using_phdrs_clause): Rename
4274 local orphan to is_orphan. Don't report failure to put empty
4275 section in segment. On attachment failure, report name of
4276 section, and attach to first PT_LOAD segment.
4278 2011-06-28 Ian Lance Taylor <iant@google.com>
4281 * target-select.cc (Target_selector::Target_selector): Add
4282 emulation parameter. Change all callers.
4283 (select_target_by_bfd_name): Rename from select_target_by_name.
4285 (select_target_by_emulation): New function.
4286 (supported_emulation_names): New function.
4287 * target-select.h (class Target_selector): Add emulation_ field.
4288 Update declarations.
4289 (Target_selector::recognize_by_bfd_name): Rename from
4290 recognize_by_name. Change all callers.
4291 (Target_selector::supported_bfd_names): Rename from
4292 supported_names. Change all callers.
4293 (Target_selector::recognize_by_emulation): New function.
4294 (Target_selector::supported_emulations): New function.
4295 (Target_selector::emulation): New function.
4296 (Target_selector::do_recognize_by_bfd_name): Rename from
4297 do_recognize_by_name. Change all callers.
4298 (Target_selector::do_supported_bfd_names): Rename from
4299 do_supported_names. Change all callers.
4300 (Target_selector::do_recognize_by_emulation): New function.
4301 (Target_selector::do_supported_emulations): New function.
4302 (select_target_by_bfd_name): Change name in declaration.
4303 (select_target_by_emulation): Declare.
4304 (supported_emulation_names): Declare.
4305 * parameters.cc (parameters_force_valid_target): Try to find
4306 target based on emulation from -m option.
4307 * options.h (class General_options): Change doc string for -m.
4308 * options.cc (help): Print emulations.
4309 (General_options::parse_V): Likewise.
4310 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4311 Add emulation parameter. Change all callers.
4313 2011-06-28 Ian Lance Taylor <iant@google.com>
4315 * target.h (class Target): Add osabi_ field.
4316 (Target::osabi): New function.
4317 (Target::set_osabi): New function.
4318 (Target::Target): Initialize osabi_.
4319 (Target::do_adjust_elf_header): Make pure virtual.
4320 (Sized_target::do_adjust_elf_header): Declare.
4321 * target.cc (Sized_target::do_adjust_elf_header): New function.
4322 (class Sized_target): Instantiate all versions.
4323 * freebsd.h (class Target_freebsd): Remove.
4324 (Target_selector_freebsd::do_recognize): Call set_osabi on
4326 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4327 (Target_selector_freebsd::set_osabi): Remove.
4328 * i386.cc (class Target_i386): Inherit from Sized_target rather
4329 than Target_freebsd.
4330 * x86_64.cc (class Target_x86_64): Likewise.
4332 2011-06-28 Ian Lance Taylor <iant@google.com>
4334 * target.h (Target::can_check_for_function_pointers): Rewrite.
4336 (Target::can_icf_inline_merge_sections): Likewise.
4337 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4338 (Target::Target_info): Add can_icf_inline_merge_sections field.
4339 (Target::do_can_check_for_function_pointers): New virtual
4341 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4342 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4343 from can_check_for_function_pointers, move in file.
4344 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4345 section_may_have_icf_unsafe_poineters, move in file.
4346 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4347 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4348 Rename from can_check_for_function_pointers, move in file.
4349 (Target_i386::can_icf_inline_merge_sections): Remove.
4350 (Target_i386::i386_info): Initialize
4351 can_icf_inline_merge_sections.
4352 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4353 Initialize can_icf_inline_merge_sections.
4354 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4355 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4356 Rename from can_check_for_function_pointers, move in file.
4357 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4358 (Target_x86_64::x86_64_info): Initialize
4359 can_icf_inline_merge_sections.
4360 * testsuite/testfile.cc (Target_test::test_target_info):
4362 * icf.cc (get_section_contents): Correct formatting.
4364 2011-06-27 Ian Lance Taylor <iant@google.com>
4366 * symtab.cc (Symbol::versioned_name): New function.
4367 (Symbol_table::add_to_final_symtab): Use versioned_name when
4369 (Symbol_table::sized_write_symbol): Likewise.
4370 * symtab.h (class Symbol): Declare versioned_name.
4371 * stringpool.h (class Stringpool_template): Add variant of add
4372 which takes a std::basic_string.
4373 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4374 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4375 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4376 (ver_test_12.o): New target.
4377 * testsuite/Makefile.in: Rebuild.
4379 2011-06-27 Doug Kwan <dougkwan@google.com>
4381 * arm.cc (Arm_relocate_functions::thm_jump8,
4382 Arm_relocate_functions::thm_jump11): Use a wider signed
4383 type to compute offset.
4384 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4386 * testsuite/Makefile.in: Regenerate.
4387 * testsuite/arm_branch_in_range.sh: Check test results of
4388 arm_thm_jump11 and arm_thm_jump8.
4389 * testsuite/arm_thm_jump11.s: New test source file.
4390 * testsuite/arm_thm_jump11.t: New linker script.
4391 * testsuite/arm_thm_jump8.s: New test source file.
4392 * testsuite/arm_thm_jump8.t: New linker script.
4394 2011-06-24 Ian Lance Taylor <iant@google.com>
4396 * layout.cc: Include "object.h".
4397 (ctors_sections_in_init_array): New static variable.
4398 (Layout::is_ctors_in_init_array): New function.
4399 (Layout::layout): Add entry to ctors_sections_in_init_array if
4401 * layout.h (class Layout): Declare is_ctors_in_init_array.
4402 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4403 is_ctors_reverse_view is set.
4404 (Sized_relobj_file::write_sections): Add layout parameter. Change
4405 all callers. Set is_ctors_reverse_view field of View_size.
4406 (Sized_relobj_file::reverse_words): New function.
4407 * object.h (Sized_relobj_file::View_size): Add
4408 is_ctors_reverse_view field.
4409 (class Sized_relobj_file): Update declarations.
4410 * testsuite/initpri3.c: New test.
4411 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4413 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4414 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4415 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4416 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4417 * testsuite/Makefile.in: Rebuild.
4419 2011-06-24 Cary Coutant <ccoutant@google.com>
4421 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4422 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4423 (debug_msg_cdebug.err): New targets.
4424 * testsuite/Makefile.in: Regenerate.
4425 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4426 Fix checks for link with shared library.
4428 2011-06-24 Doug Kwan <dougkwan@google.com>
4430 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4431 skip empty text sections.
4432 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4434 2011-06-22 Ian Lance Taylor <iant@google.com>
4437 * options.h (class General_options): Add --ctors-in-init-array.
4438 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4439 friends as SHT_PROGBITS for merging sections.
4440 (Layout::layout): Remove special handling of .init_array and
4441 friends. Don't sort if doing relocatable link. Sort for .ctors
4442 and .dtors if ctors_in_init_array.
4443 (Layout::make_output_section): Force correct section types for
4444 .init_array and friends. Don't sort if doing relocatable link,
4445 Don't sort .ctors and .dtors if ctors_in_init_array.
4446 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4447 (Layout::output_section_name): Add relobj parameter. Change all
4448 callers. Handle .ctors. and .dtors. in code rather than table.
4449 Handle .ctors and .dtors if ctors_in_init_array.
4450 (Layout::match_file_name): New function, moved from output.cc.
4451 * layout.h (class Layout): Update declarations.
4452 * output.cc: Include "layout.h".
4453 (Input_section_sort_entry::get_priority): New function.
4454 (Input_section_sort_entry::match_file_name): Just call
4455 Layout::match_file_name.
4456 (Output_section::Input_section_sort_init_fini_compare::operator()):
4457 Handle .ctors and .dtors. Sort by explicit priority rather than
4459 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4460 * testsuite/initpri2.c: New test.
4461 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4462 (check_PROGRAMS): Add initpri2.
4463 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4464 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4465 * configure, testsuite/Makefile.in: Rebuild.
4467 2011-06-19 Ian Lance Taylor <iant@google.com>
4470 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4471 .interp section to a PT_INTERP segment even if we have seen a
4472 --dynamic-linker option. Don't do it if we have seen a PHDRS
4473 clause in a linker script.
4474 (Layout::finalize): Don't create a .interp section if we've
4475 already create a PT_INTERP segment.
4476 (Layout::create_interp): Always call choose_output_section (revert
4477 patch of 2011-06-17). Don't create PT_INTERP segment.
4478 * script-sections.cc
4479 (Script_sections::create_note_and_tls_segments): Add a .interp
4480 section to a PT_INTERP segment even if we have seen a
4481 --dynamic-linker option.
4483 2011-06-18 Ian Lance Taylor <iant@google.com>
4485 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4486 merely because a non-PT_LOAD segment has a dynamic reloc.
4488 2011-06-18 Ian Lance Taylor <iant@google.com>
4490 * layout.cc (Layout::finish_dynamic_section): Don't create
4491 DT_FLAGS entry if not needed.
4493 2011-06-18 Ian Lance Taylor <iant@google.com>
4496 * layout.cc (Layout::layout_eh_frame): Correct handling of
4497 writable .eh_frame section.
4499 2011-06-17 Ian Lance Taylor <iant@google.com>
4502 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4503 symbol is redefined with the exact same object and value.
4505 2011-06-17 Ian Lance Taylor <iant@google.com>
4508 * layout.h (class Layout): Add interp_segment_ field.
4509 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4510 (Layout::attach_allocated_section_to_segment): If making shared
4511 library, put .interp section in PT_INTERP segment.
4512 (Layout::finalize): Also call create_interp if -dynamic-linker
4514 (Layout::create_interp): Assert that there is no PT_INTERP
4515 segment. If not using a SECTIONS clause, use make_output_section.
4516 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4517 * script-sections.cc
4518 (Script_sections::create_note_and_tls_segments): If making shared
4519 library, put .interp section in PT_INTERP segment.
4521 2011-06-17 Ian Lance Taylor <iant@google.com>
4523 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4524 when making a shared library.
4526 2011-06-17 Ian Lance Taylor <iant@google.com>
4528 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4529 parameter. Change all callers. Don't issue warning about PC32
4530 against locally defined symbol.
4532 2011-06-16 Ian Lance Taylor <iant@google.com>
4534 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4535 occurs in same object.
4537 2011-06-14 Alan Modra <amodra@gmail.com>
4539 * po/POTFILES.in: Regenerate.
4541 2011-06-09 Ian Lance Taylor <iant@google.com>
4543 * script-sections.cc
4544 (Orphan_output_section::set_section_addresses): For a relocatable
4545 link set address to 0.
4547 2011-06-09 Cary Coutant <ccoutant@google.com>
4550 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4551 used with --compress-debug-sections.
4552 * gold/object.cc (Sized_relobj_file::do_layout): Report
4553 uncompressed size of compressed input sections.
4555 2011-06-08 Cary Coutant <ccoutant@google.com>
4558 * testsuite/two_file_test_2_v1.cc: Change initialization of
4559 v2 to keep it in .data.
4561 2011-06-07 Cary Coutant <ccoutant@google.com>
4563 * common.cc (Symbol_table::do_allocate_commons_list): Call
4565 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4566 (Errors::fallback): New function.
4567 (gold_fallback): New function.
4568 * errors.h (Errors::fallback): New function.
4569 * gold.cc (gold_exit): Change status parameter to enum; adjust
4571 (queue_initial_tasks): Call gold_fallback.
4572 * gold.h: Include cstdlib.
4573 (Exit_status): New enum type.
4574 (gold_exit): Change status parameter to enum.
4575 (gold_fallback): New function.
4576 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4577 (Layout::create_symtab_sections): Likewise.
4578 (Layout::create_shdrs): Likewise.
4579 * main.cc (main): Adjust call to gold_exit.
4580 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4581 (Output_data_got::add_got_entry_pair): Likewise.
4582 (Output_section::add_input_section): Likewise.
4583 (Output_section::add_output_section_data): Likewise.
4584 (Output_segment::set_section_list_addresses): Likewise.
4585 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4587 2011-06-07 Cary Coutant <ccoutant@google.com>
4589 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4590 for incremental links.
4591 * output.cc (Output_segment::set_section_list_addresses): Remove
4592 FIXME and test for TLS or BSS.
4594 2011-06-07 Cary Coutant <ccoutant@google.com>
4596 * testsuite/Makefile.am: Add incremental_copy_test,
4597 incremental_common_test_1.
4598 * testsuite/Makefile.in: Regenerate.
4599 * testsuite/common_test_1_v1.c: New source file.
4600 * testsuite/common_test_1_v2.c: New source file.
4601 * testsuite/copy_test_v1.cc: New source file.
4603 2011-06-07 Cary Coutant <ccoutant@google.com>
4605 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4606 update, allocate common from bss section's free list.
4607 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4608 linker-defined symbols.
4609 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4610 Skip GOT and PLT entries that are no longer referenced.
4611 (Output_section_incremental_inputs::write_info_blocks): Mark
4612 linker-defined symbols.
4613 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4614 * output.cc (Output_section::allocate): New function.
4615 * output.h (Output_section::allocate): New function.
4616 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4617 linker-defined symbols.
4618 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4619 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4620 (Symbol::init_base_output_data): Likewise.
4621 (Symbol::init_base_output_segment): Likewise.
4622 (Symbol::init_base_constant): Likewise.
4623 (Sized_symbol::init_output_data): Likewise.
4624 (Sized_symbol::init_output_segment): Likewise.
4625 (Sized_symbol::init_constant): Likewise.
4626 (Symbol_table::do_define_in_output_data): Likewise.
4627 (Symbol_table::do_define_in_output_segment): Likewise.
4628 (Symbol_table::do_define_as_constant): Likewise.
4629 * symtab.h (Symbol::is_predefined): New function.
4630 (Symbol::init_base_output_data): Add is_predefined parameter.
4631 (Symbol::init_base_output_segment): Likewise.
4632 (Symbol::init_base_constant): Likewise.
4633 (Symbol::is_predefined_): New data member.
4634 (Sized_symbol::init_output_data): Add is_predefined parameter.
4635 (Sized_symbol::init_output_segment): Likewise.
4636 (Sized_symbol::init_constant): Likewise.
4637 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4639 2011-06-07 Cary Coutant <ccoutant@google.com>
4641 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4642 instead of emit_copy_reloc.
4643 (Copy_relocs::emit_copy_reloc): Refactor.
4644 (Copy_relocs::make_copy_reloc): New function.
4645 (Copy_relocs::add_copy_reloc): Remove.
4646 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4648 (Copy_relocs::make_copy_reloc): New function.
4649 (Copy_relocs::add_copy_reloc): Remove.
4650 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4651 unchanged input files.
4652 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4653 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4654 Reserve BSS space for COPY relocations.
4655 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4656 (Output_section_incremental_inputs::write_info_blocks): Record
4657 whether a symbol is copied from a shared object.
4658 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4659 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4660 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4661 (Incremental_input_entry_reader::get_output_symbol_index): Add
4663 (Incremental_binary::emit_copy_relocs): New function.
4664 (Incremental_binary::do_emit_copy_relocs): New function.
4665 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4667 (Sized_incremental_binary::add_copy_reloc): New function.
4668 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4669 (Sized_incremental_binary::Copy_reloc): New struct.
4670 (Sized_incremental_binary::Copy_relocs): New typedef.
4671 (Sized_incremental_binary::copy_relocs_): New data member.
4672 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4673 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4674 * target.h (Sized_target::emit_copy_reloc): New function.
4675 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4677 2011-06-02 Cary Coutant <ccoutant@google.com>
4680 * gold/archive.cc (Archive::Archive): Initialize new data member.
4681 (Archive::include_all_members): Return if archive has already been
4683 * gold/archive.h (Archive::include_all_members_): New data member.
4685 2011-06-02 Nick Clifton <nickc@redhat.com>
4687 * dynobj.h: Fix spelling mistake in comment.
4688 * output.cc: Likewise.
4690 2011-05-31 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4695 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4696 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4697 redundant arm_exidx_test.so.
4698 * testsuite/Makefile.in: Regenerate.
4699 (check_SCRIPTS): Add pr12826.sh
4700 (check_DATA): Add pr12826.stdout
4701 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4702 * testsuite/pr12826.sh: New file.
4703 * testsuite/pr12826_1.s: Ditto.
4704 * testsuite/pr12826_1.s: Ditto.
4706 2011-05-30 Ian Lance Taylor <iant@google.com>
4708 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4711 2011-05-29 Ian Lance Taylor <iant@google.com>
4714 * testsuite/Makefile.am: Use different file name for two_file_test
4715 temporary file for each incremental test.
4716 * testsuite/Makefile.in: Rebuild.
4718 2011-05-29 Ian Lance Taylor <iant@google.com>
4720 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4721 binary input file is empty.
4723 2011-05-27 Ian Lance Taylor <iant@google.com>
4725 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4726 (ver_test_9.so): Likewise.
4727 * testsuite/Makefile.in: Rebuild.
4729 2011-05-26 Cary Coutant <ccoutant@google.com>
4731 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4732 * incremental.cc (Incremental_inputs::report_input_section): Fix
4733 comment, indentation.
4734 (Incremental_inputs::report_comdat_group): New function.
4735 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4736 of data for incremental input file entry.
4737 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4738 group count, COMDAT group signatures.
4739 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4740 an unchanged input file.
4741 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4742 Initialize new data member.
4743 (Incremental_object_entry::add_comdat_group): New function.
4744 (Incremental_object_entry::get_comdat_group_count): New function.
4745 (Incremental_object_entry::get_comdat_signature_key): New function.
4746 (Incremental_object_entry::groups_): New data member.
4747 (Incremental_inputs::report_comdat_group): New function.
4748 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4749 data for incremental input file entry.
4750 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4751 (Incremental_input_entry_reader::get_input_section): Adjust size of
4752 data for incremental input file entry.
4753 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4754 (Incremental_input_entry_reader::get_comdat_group_signature): New
4756 * object.cc (Sized_relobj::include_section_group): Report kept
4757 COMDAT groups for incremental links.
4759 2011-05-24 David Meyer <pdox@google.com>
4761 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4762 with name parameter. Add found_name parameter.
4763 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4764 * dirsearch.h (class Dirsearch): Update declaration.
4766 2011-05-24 Ian Lance Taylor <iant@google.com>
4768 * archive.cc (Library_base::should_include_member): Pull in object
4769 from archive if it defines the entry symbol.
4770 * parameters.cc (Parameters::entry): New function.
4771 * parameters.h (class Parameters): Declare entry.
4772 * output.h (class Output_file_header): Remove entry_ field.
4773 * output.cc (Output_file_header::Output_file_header): Remove entry
4774 parameter. Change all callers.
4775 (Output_file_header::entry): Use parameters->entry.
4776 * gold.cc (queue_middle_tasks): Likewise.
4777 * plugin.cc (Plugin_hook::run): Likewise.
4779 2011-05-24 Cary Coutant <ccoutant@google.com>
4781 * gold.cc (queue_initial_tasks): Pass incremental base filename
4782 to Output_file::open_base_file; don't print error message.
4783 * incremental-dump.cc (main): Adjust call to
4784 Output_file::open_for_modification.
4785 * incremental-dump.cc (main): Likewise.
4786 * incremental.cc (Incremental_inputs::report_command_line):
4787 Ignore --incremental-base option when comparing command lines.
4788 Ignore parameter when given as separate argument.
4789 * options.h (class General_options): Add --incremental-base.
4790 * output.cc (Output_file::Output_file):
4791 (Output_file::open_base_file): Add base_name and writable parameters;
4792 read base file into new file; print error message here.
4793 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4795 * output.h (Output_file::open_for_modification): Rename to...
4796 (Output_file::open_base_file): ...this; add base_name and
4797 writable parameters; adjust all callers.
4798 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4800 * testsuite/Makefile.am (incremental_test_4): Test
4802 * testsuite/Makefile.in: Regenerate.
4804 2011-05-24 Cary Coutant <ccoutant@google.com>
4806 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4808 * testsuite/Makefile.in: Regenerate.
4809 * testsuite/two_file_test_1_v1.cc: New test source file.
4810 * testsuite/two_file_test_1b_v1.cc: New test source file.
4811 * testsuite/two_file_test_2_v1.cc: New test source file.
4813 2011-05-24 Cary Coutant <ccoutant@google.com>
4815 * dynobj.h (Dynobj::do_dynobj): New function.
4816 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4817 flag and soname for shared objects.
4818 * incremental.cc (Incremental_inputs::report_object): Make
4819 either Incremental_object_entry or Incremental_dynobj_entry; add
4820 soname to string table.
4821 (Incremental_inputs::report_input_section): Add assertion.
4822 (Output_section_incremental_inputs::set_final_data_size): Adjust
4823 type of input file entry for shared libraries; adjust size of
4824 shared library info entry.
4825 (Output_section_incremental_inputs::write_input_files): Write
4826 as_needed flag for shared libraries.
4827 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4828 of input file entry for shared libraries; write soname.
4829 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4830 soname from incremental info.
4831 * incremental.h (enum Incremental_input_flags): Add
4832 INCREMENTAL_INPUT_AS_NEEDED.
4833 (Incremental_input_entry::Incremental_input_entry): Initialize new
4835 (Incremental_input_entry::set_as_needed): New function.
4836 (Incremental_input_entry::as_needed): New function.
4837 (Incremental_input_entry::do_dynobj_entry): New function.
4838 (Incremental_input_entry::as_needed_): New data member.
4839 (Incremental_object_entry::Incremental_object_entry): Don't check
4841 (Incremental_object_entry::do_type): Likewise.
4842 (class Incremental_dynobj_entry): New class.
4843 (Incremental_input_entry_reader::as_needed): New function.
4844 (Incremental_input_entry_reader::get_soname): New function.
4845 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4846 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4847 size of shared library info entry.
4848 * layout.cc (Layout::finish_dynamic_section): Don't test for
4849 incremental link when adding DT_NEEDED entries.
4850 * object.h (Object::Object): Initialize new data member.
4851 (Object::dynobj): New function.
4852 (Object::set_as_needed): New function.
4853 (Object::as_needed): New function.
4854 (Object::do_dynobj): New function.
4855 (Object::as_needed_): New data member.
4857 2011-05-24 Cary Coutant <ccoutant@google.com>
4859 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4860 info; adjust display of GOT entries.
4861 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4862 vector of input objects; remove file_status_.
4863 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4864 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4865 got_plt reader; call target hooks to reserve GOT entries.
4866 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4867 of input file info header and GOT info entry.
4868 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4870 (Got_plt_view_info::got_descriptor): Remove.
4871 (Got_plt_view_info::sym_index): New data member.
4872 (Got_plt_view_info::input_index): New data member.
4873 (Local_got_offset_visitor::visit): Write input file index.
4874 (Global_got_offset_visitor::visit): Write 0 for input file index.
4875 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4876 with sym_index and input_index.
4877 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4878 incremental info GOT entry; replace got_descriptor with input_index.
4879 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4880 map from input file index to object.
4881 (Sized_relobj_incr::do_layout): Replace direct data member reference
4882 with accessor function.
4883 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4884 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4885 Adjust size of input file info header.
4886 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4887 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4888 (Incremental_input_entry_reader::get_input_section): Adjust size of
4889 input file info header.
4890 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4891 of incremental info GOT entry.
4892 (Incremental_got_plt_reader::get_got_desc): Remove.
4893 (Incremental_got_plt_reader::get_got_symndx): New function.
4894 (Incremental_got_plt_reader::get_got_input_index): New function.
4895 (Sized_incremental_binary::Sized_incremental_binary): Remove
4896 file_status_; add input_objects_.
4897 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4898 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4899 (Sized_incremental_binary::file_is_unchanged): Remove.
4900 (Sized_incremental_binary::set_input_object): New function.
4901 (Sized_incremental_binary::input_object): New function.
4902 (Sized_incremental_binary::file_status_): Remove.
4903 (Sized_incremental_binary::input_objects_): New data member.
4904 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4906 (Sized_relobj_incr::invalid_address): Move to base class.
4907 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4909 (Sized_relobj_incr::do_output_section_offset): Likewise.
4910 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4911 (Sized_relobj_incr::section_offsets_): Likewise.
4912 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4914 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4915 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4916 with accessor function.
4917 (Sized_relobj_file::do_layout): Likewise.
4918 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4919 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4920 (Sized_relobj_file::compute_final_local_value): Replace refs to
4921 section_offsets_ with accessor function.
4922 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4923 * object.h (Relobj::Relobj): Initialize new data members.
4924 (Relobj::add_dyn_reloc): New function.
4925 (Relobj::first_dyn_reloc): New function.
4926 (Relobj::dyn_reloc_count): New function.
4927 (Relobj::first_dyn_reloc_): New data member.
4928 (Relobj::dyn_reloc_count_): New data member.
4929 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4931 (Sized_relobj::Address): New typedef.
4932 (Sized_relobj::invalid_address): Move here from child class.
4933 (Sized_relobj::Sized_relobj): Initialize new data members.
4934 (Sized_relobj::sized_relobj): New function.
4935 (Sized_relobj::is_output_section_offset_invalid): Move here from
4937 (Sized_relobj::get_output_section_offset): Likewise.
4938 (Sized_relobj::local_has_got_offset): Likewise.
4939 (Sized_relobj::local_got_offset): Likewise.
4940 (Sized_relobj::set_local_got_offset): Likewise.
4941 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4942 (Sized_relobj::clear_got_offsets): New function.
4943 (Sized_relobj::section_offsets): Move here from child class.
4944 (Sized_relobj::do_output_section_offset): Likewise.
4945 (Sized_relobj::do_set_section_offset): Likewise.
4946 (Sized_relobj::Local_got_offsets): Likewise.
4947 (Sized_relobj::local_got_offsets_): Likewise.
4948 (Sized_relobj::section_offsets_): Likewise.
4949 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4951 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4953 (Sized_relobj_file::sized_relobj): New function
4954 (Sized_relobj_file::local_has_got_offset): Move to base class.
4955 (Sized_relobj_file::local_got_offset): Likewise.
4956 (Sized_relobj_file::set_local_got_offset): Likewise.
4957 (Sized_relobj_file::get_output_section_offset): Likewise.
4958 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4959 (Sized_relobj_file::do_output_section_offset): Likewise.
4960 (Sized_relobj_file::do_set_section_offset): Likewise.
4961 (Sized_relobj_file::Local_got_offsets): Likewise.
4962 (Sized_relobj_file::local_got_offsets_): Likewise.
4963 (Sized_relobj_file::section_offsets_): Likewise.
4964 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4966 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4967 (Output_reloc::get_symbol_index): Likewise.
4968 (Output_reloc::local_section_offset): Likewise.
4969 (Output_reloc::get_address): Likewise.
4970 (Output_reloc::symbol_value): Likewise.
4971 (Output_data_got::reserve_slot): Move to class definition.
4972 (Output_data_got::reserve_local): New function.
4973 (Output_data_got::reserve_slot_for_global): Remove.
4974 (Output_data_got::reserve_global): New function.
4975 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4976 (all constructors, two instantiations).
4977 (Output_reloc::get_relobj): New function (two instantiations).
4978 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4979 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4980 (Output_data_reloc::add_global): Adjust type of relobj.
4981 (Output_data_reloc::add_global_relative): Likewise.
4982 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4983 (Output_data_reloc::add_local): Likewise.
4984 (Output_data_reloc::add_local_relative): Likewise.
4985 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4986 (Output_data_reloc::add_local_section): Likewise.
4987 (Output_data_reloc::add_output_section): Likewise.
4988 (Output_data_reloc::add_absolute): Likewise.
4989 (Output_data_reloc::add_target_specific): Likewise.
4990 (Output_data_got::reserve_slot): Move definition here.
4991 (Output_data_got::reserve_local): New function.
4992 (Output_data_got::reserve_global): New function.
4993 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4994 section_offsets_ with accessor function.
4995 (Sized_relobj_file::write_sections): Likewise.
4996 (Sized_relobj_file::do_relocate_sections): Likewise.
4997 * target.h (Sized_target::reserve_local_got_entry): New function.
4998 (Sized_target::reserve_global_got_entry): New function.
4999 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5000 (Target_x86_64::reserve_global_got_entry): New function.
5001 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5003 2011-05-23 Cary Coutant <ccoutant@google.com>
5005 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5006 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5007 bit when checking got_type.
5008 * incremental.cc (Sized_incremental_binary::setup_readers):
5009 Store symbol table and string table locations; initialize bit vector
5010 of file status flags.
5011 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5013 (Sized_incremental_binary::do_process_got_plt): New function.
5014 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5015 (Output_section_incremental_inputs::set_final_data_size): Record
5016 file index for each input file.
5017 (Output_section_incremental_inputs::write_got_plt): Store file index
5018 instead of input entry offset for each GOT entry.
5020 (Incremental_input_entry::Incremental_input_entry): Initialize new
5022 (Incremental_input_entry::set_offset): Store file index.
5023 (Incremental_input_entry::get_file_index): New function.
5024 (Incremental_input_entry::file_index_): New data member.
5025 (Incremental_binary::process_got_plt): New function.
5026 (Incremental_binary::do_process_got_plt): New function.
5027 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5029 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5030 (Sized_incremental_binary::set_file_is_unchanged): New function.
5031 (Sized_incremental_binary::file_is_unchanged): New function.
5032 (Sized_incremental_binary::do_process_got_plt): New function.
5033 (Sized_incremental_binary::file_status_): New data member.
5034 (Sized_incremental_binary::main_symtab_loc_): New data member.
5035 (Sized_incremental_binary::main_strtab_loc_): New data member.
5036 * output.cc (Output_data_got::Got_entry::write): Add case
5038 (Output_data_got::add_global): Call add_got_entry.
5039 (Output_data_got::add_global_plt): Likewise.
5040 (Output_data_got::add_global_with_rel): Likewise.
5041 (Output_data_got::add_global_with_rela): Likewise.
5042 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5043 (Output_data_got::add_global_pair_with_rela): Likewise.
5044 (Output_data_got::add_local): Call add_got_entry.
5045 (Output_data_got::add_local_plt): Likewise.
5046 (Output_data_got::add_local_with_rel): Likewise.
5047 (Output_data_got::add_local_with_rela): Likewise.
5048 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5049 (Output_data_got::add_local_pair_with_rela): Likewise.
5050 (Output_data_got::reserve_slot): New function.
5051 (Output_data_got::reserve_slot_for_global): New function.
5052 (Output_data_got::add_got_entry): New function.
5053 (Output_data_got::add_got_entry_pair): New function.
5054 (Output_section::add_output_section_data): Edit FIXME.
5056 (Output_section_data_build::Output_section_data_build): New
5057 constructor with size parameter.
5058 (Output_data_space::Output_data_space): Likewise.
5059 (Output_data_got::Output_data_got): Initialize new data member; new
5060 constructor with size parameter.
5061 (Output_data_got::add_constant): Call add_got_entry.
5062 (Output_data_got::reserve_slot): New function.
5063 (Output_data_got::reserve_slot_for_global): New function.
5064 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5065 (Output_data_got::add_got_entry): New function.
5066 (Output_data_got::add_got_entry_pair): New function.
5067 (Output_data_got::free_list_): New data member.
5068 * target.h (Sized_target::init_got_plt_for_update): New function.
5069 (Sized_target::register_global_plt_entry): New function.
5070 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5071 Initialize new data member; call init; add constructor with PLT count.
5072 (Output_data_plt_x86_64::init): New function.
5073 (Output_data_plt_x86_64::add_relocation): New function.
5074 (Output_data_plt_x86_64::reserve_slot): New function.
5075 (Output_data_plt_x86_64::free_list_): New data member.
5076 (Target_x86_64::init_got_plt_for_update): New function.
5077 (Target_x86_64::register_global_plt_entry): New function.
5078 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5079 incremental updates.
5080 (Output_data_plt_x86_64::add_relocation): New function.
5081 * testsuite/object_unittest.cc (Object_test): Set default options.
5083 2011-05-16 Ian Lance Taylor <iant@google.com>
5085 * options.h (class General_options): Make -i a synonym for -r.
5087 2011-05-16 Ian Lance Taylor <iant@google.com>
5089 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5091 2011-05-10 Cary Coutant <ccoutant@google.com>
5093 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5096 2011-05-06 Ian Lance Taylor <iant@google.com>
5098 * layout.cc (Layout::layout): If the output section flags change,
5099 update the ordering.
5101 2011-04-25 Cary Coutant <ccoutant@google.com>
5103 * incremental-dump.cc (dump_incremental_inputs): Print local
5104 symbol info for each input file.
5106 (Output_section_incremental_inputs::set_final_data_size): Add local
5107 symbol info to input file entries in incremental info.
5108 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5109 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5110 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5111 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5113 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5114 (Sized_incr_relobj::do_relocate): Write the local symbols.
5115 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5116 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5117 Adjust size of input file header.
5118 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5119 (Incremental_inputs_reader::get_local_symbol_count): New function.
5120 (Incremental_inputs_reader::get_input_section): Adjust size of input
5122 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5123 (Sized_incr_relobj::This): New typedef.
5124 (Sized_incr_relobj::sym_size): New const data member.
5125 (Sized_incr_relobj::Local_symbol): New struct.
5126 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5127 (Sized_incr_relobj::do_local_symbol_offset): New function.
5128 (Sized_incr_relobj::local_symbol_count_): New data member.
5129 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5130 (Sized_incr_relobj::local_symbol_index_): New data member.
5131 (Sized_incr_relobj::local_symbol_offset_): New data member.
5132 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5133 (Sized_incr_relobj::local_symbols_): New data member.
5134 * object.h (Relobj::output_local_symbol_count): New function.
5135 (Relobj::local_symbol_offset): New function.
5136 (Relobj::do_output_local_symbol_count): New function.
5137 (Relobj::do_local_symbol_offset): New function.
5138 (Sized_relobj::do_output_local_symbol_count): New function.
5139 (Sized_relobj::do_local_symbol_offset): New function.
5141 2011-04-22 Vladimir Simonov <sv@sw.ru>
5143 * descriptors.cc (set_close_on_exec): New function.
5144 (Descriptors::open): Use set_close_on_exec.
5145 * output.cc (S_ISLNK): Define if not defined.
5147 2011-04-22 Cary Coutant <ccoutant@google.com>
5149 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5151 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5152 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5153 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5155 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5156 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5157 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5159 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5161 (Incremental_binary::apply_incremental_relocs): New function.
5162 (Incremental_binary::do_apply_incremental_relocs): New function.
5163 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5165 (Sized_incremental_binary::add_global_symbol): New function.
5166 (Sized_incremental_binary::global_symbol): New function.
5167 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5168 (Sized_incremental_binary::symbol_map_): New data member.
5169 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5170 * target.h (Sized_target::apply_relocation): New function.
5171 * target-reloc.h (apply_relocation): New function.
5172 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5174 2011-04-22 Doug Kwan <dougkwan@google.com>
5176 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5177 flag of a SHT_ARM_EXIDX section.
5178 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5179 * testsuite/Makefile.in: Regenerate.
5180 * testsuite/arm_exidx_test.s: New file.
5181 * testsuite/arm_exidx_test.sh: Same.
5183 2011-04-20 Cary Coutant <ccoutant@google.com>
5186 * archive.h (Incremental_archive_entry::Archive_member):
5187 Initialize arg_serial_ (second constructor).
5189 2011-04-17 Ian Lance Taylor <iant@google.com>
5191 * object.cc (Relocate_info::location): Simplify location string.
5192 * errors.cc (Errors::error_at_location): Don't print program
5194 (Errors::warning_at_location): Likewise.
5195 (Errors::undefined_symbol): Likewise.
5196 * testsuite/debug_msg.sh: Update accordingly.
5198 2011-04-14 Cary Coutant <ccoutant@google.com>
5200 * gold/layout.cc (Layout::symtab_section_offset): New function.
5201 * gold/layout.h (Layout::symtab_section_offset): New function.
5202 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5204 2011-04-12 Ian Lance Taylor <iant@google.com>
5206 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5207 with MREMAP_MAYMOVE.
5208 * output.h (class Output_file): Add map_is_allocated_ field.
5209 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5210 not available, provide stubs. If mremap is not available, #define
5212 (MREMAP_MAYMOVE): Define if not defined.
5213 (Output_file::Output_file): Initialize map_is_allocated_.
5214 (Output_file::resize): Check map_is_allocated_.
5215 (Output_file::map_anonymous): If mmap fails, use malloc.
5216 (Output_file::unmap): Don't do anything for an anonymous map.
5217 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5218 is not available, provide stubs.
5219 (File_read::View::~View): Use free rather than delete[].
5220 (File_read::make_view): Use malloc rather than new[]. If mmap
5222 (File_read::find_or_make_view): Use malloc rather than new[].
5223 * gold.h: Remove HAVE_REMAP code.
5224 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5225 exists. Rename mremap to gold_mremap. If mmap is not available
5227 * configure, config.in: Rebuild.
5229 2011-04-11 Ian Lance Taylor <iant@google.com>
5231 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5232 initialize local variable v.
5234 2011-04-11 Cary Coutant <ccoutant@google.com>
5236 * archive.cc (Archive::include_member): Adjust call to
5238 (Add_archive_symbols::run): Track argument serial numbers.
5239 (Lib_group::include_member): Likewise.
5240 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5241 * archive.h (Incremental_archive_entry::Archive_member):
5242 Initialize arg_serial_.
5243 (Archive_member::arg_serial_): New data member.
5244 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5245 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5247 (Sized_dynobj::do_for_all_local_got_entries): New function.
5248 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5250 * fileread.cc (get_mtime): New function.
5251 * fileread.h (get_mtime): New function.
5252 * gold.cc (queue_initial_tasks): Check for incremental update.
5253 (process_incremental_input): New function.
5254 (queue_middle_tasks): Don't force valid target for incremental
5256 * incremental-dump.cc (find_input_containing_global): Adjust
5257 size of symbol info entry.
5258 (dump_incremental_inputs): Dump argument serial number and
5259 in_system_directory flag; bias shndx by 1; print symbol names
5260 when dumping per-file symbol lists; use new symbol info readers.
5262 (Output_section_incremental_inputs:update_data_size): New function.
5263 (Sized_incremental_binary::setup_readers): Setup input readers
5264 for each input file; build maps for files added from libraries
5266 (Sized_incremental_binary::check_input_args): New function.
5267 (Sized_incremental_binary::do_check_inputs): Build map of argument
5268 serial numbers to input arguments.
5269 (Sized_incremental_binary::do_file_has_changed): Rename
5270 do_file_is_unchanged to this; compare file modification times.
5271 (Sized_incremental_binary::do_init_layout): New function.
5272 (Sized_incremental_binary::do_reserve_layout): New function.
5273 (Sized_incremental_binary::do_get_input_reader): Remove.
5274 (Sized_incremental_binary::get_symtab_view): New function.
5275 (Incremental_checker::can_incrementally_link_output_file): Remove.
5276 (Incremental_inputs::report_command_line): Exclude --debug options.
5277 (Incremental_inputs::report_archive_begin): Add parameter; track
5278 argument serial numbers; don't put input file entry for archive
5279 before archive members.
5280 (Incremental_inputs::report_archive_end): Put input file entry
5281 for archive after archive members.
5282 (Incremental_inputs::report_object): Add parameter; track argument
5283 serial numbers and in_system_directory flag.
5284 (Incremental_inputs::report_script): Add parameter; track argument
5286 (Output_section_incremental_inputs::set_final_data_size): Adjust
5287 size of symbol info entry; check for forwarding symbols.
5288 (Output_section_incremental_inputs::write_input_files): Write
5289 in_system_directory flag and argument serial number.
5290 (Output_section_incremental_inputs::write_info_blocks): Map section
5291 indices between incremental info and original input file; store
5292 input section index for each symbol.
5293 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5294 change operator() to visit().
5295 (class Global_got_offset_visitor): Likewise.
5296 (class Global_symbol_visitor_got_plt):
5297 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5299 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5300 (Sized_incr_relobj::do_read_symbols): New function.
5301 (Sized_incr_relobj::do_layout): New function.
5302 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5303 (Sized_incr_relobj::do_add_symbols): New function.
5304 (Sized_incr_relobj::do_should_include_member): New function.
5305 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5306 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5307 (Sized_incr_relobj::do_section_size): New function.
5308 (Sized_incr_relobj::do_section_name): New function.
5309 (Sized_incr_relobj::do_section_contents): New function.
5310 (Sized_incr_relobj::do_section_flags): New function.
5311 (Sized_incr_relobj::do_section_entsize): New function.
5312 (Sized_incr_relobj::do_section_address): New function.
5313 (Sized_incr_relobj::do_section_type): New function.
5314 (Sized_incr_relobj::do_section_link): New function.
5315 (Sized_incr_relobj::do_section_info): New function.
5316 (Sized_incr_relobj::do_section_addralign): New function.
5317 (Sized_incr_relobj::do_initialize_xindex): New function.
5318 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5319 (Sized_incr_relobj::do_read_relocs): New function.
5320 (Sized_incr_relobj::do_gc_process_relocs): New function.
5321 (Sized_incr_relobj::do_scan_relocs): New function.
5322 (Sized_incr_relobj::do_count_local_symbols): New function.
5323 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5324 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5325 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5326 (Sized_incr_relobj::do_relocate): New function.
5327 (Sized_incr_relobj::do_set_section_offset): New function.
5328 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5329 (Sized_incr_dynobj::do_read_symbols): New function.
5330 (Sized_incr_dynobj::do_layout): New function.
5331 (Sized_incr_dynobj::do_add_symbols): New function.
5332 (Sized_incr_dynobj::do_should_include_member): New function.
5333 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5334 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5335 (Sized_incr_dynobj::do_section_size): New function.
5336 (Sized_incr_dynobj::do_section_name): New function.
5337 (Sized_incr_dynobj::do_section_contents): New function.
5338 (Sized_incr_dynobj::do_section_flags): New function.
5339 (Sized_incr_dynobj::do_section_entsize): New function.
5340 (Sized_incr_dynobj::do_section_address): New function.
5341 (Sized_incr_dynobj::do_section_type): New function.
5342 (Sized_incr_dynobj::do_section_link): New function.
5343 (Sized_incr_dynobj::do_section_info): New function.
5344 (Sized_incr_dynobj::do_section_addralign): New function.
5345 (Sized_incr_dynobj::do_initialize_xindex): New function.
5346 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5347 (make_sized_incremental_object): New function.
5348 (Incremental_library::copy_unused_symbols): New function.
5349 (Incremental_library::do_for_all_unused_symbols): New function.
5350 * incremental.h (enum Incremental_input_flags): New type.
5351 (class Incremental_checker): Remove.
5352 (Incremental_input_entry::Incremental_input_entry): Add argument
5354 (Incremental_input_entry::arg_serial): New function.
5355 (Incremental_input_entry::set_is_in_system_directory): New function.
5356 (Incremental_input_entry::is_in_system_directory): New function.
5357 (Incremental_input_entry::arg_serial_): New data member.
5358 (Incremental_input_entry::is_in_system_directory_): New data member.
5359 (class Script_info): Move here from script.h.
5360 (Script_info::Script_info): Add filename parameter.
5361 (Script_info::filename): New function.
5362 (Script_info::filename_): New data member.
5363 (Incremental_script_entry::Incremental_script_entry): Add argument
5365 (Incremental_object_entry::Incremental_object_entry): Likewise.
5366 (Incremental_object_entry::add_input_section): Build list of input
5367 sections with map to original shndx.
5368 (Incremental_object_entry::get_input_section_index): New function.
5369 (Incremental_object_entry::shndx_): New data member.
5370 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5371 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5372 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5374 (Incremental_inputs::report_archive_begin): Likewise.
5375 (Incremental_inputs::report_object): Likewise.
5376 (Incremental_inputs::report_script): Likewise.
5377 (class Incremental_global_symbol_reader): New class.
5378 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5379 and store flags and input file type.
5380 (Incremental_input_entry_reader::arg_serial): New function.
5381 (Incremental_input_entry_reader::type): Extract type from flags.
5382 (Incremental_input_entry_reader::is_in_system_directory): New function.
5383 (Incremental_input_entry_reader::get_input_section_count): Call
5384 accessor function for type.
5385 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5386 function for type; adjust size of global symbol entry.
5387 (Incremental_input_entry_reader::get_global_symbol_count): Call
5388 accessor function for type.
5389 (Incremental_input_entry_reader::get_object_count): Likewise.
5390 (Incremental_input_entry_reader::get_object_offset): Likewise.
5391 (Incremental_input_entry_reader::get_member_count): Likewise.
5392 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5393 (Incremental_input_entry_reader::get_member_offset): Likewise.
5394 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5395 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5396 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5397 (Incremental_input_entry_reader::get_global_symbol_reader): New
5399 (Incremental_input_entry_reader::get_output_symbol_index): New
5401 (Incremental_input_entry_reader::type_): Remove.
5402 (Incremental_input_entry_reader::flags_): New data member.
5403 (Incremental_inputs_reader::input_file_offset): New function.
5404 (Incremental_inputs_reader::input_file_index): New function.
5405 (Incremental_inputs_reader::input_file): Call input_file_offset.
5406 (Incremental_inputs_reader::input_file_at_offset): New function.
5407 (Incremental_relocs_reader::get_r_type): Reformat.
5408 (Incremental_relocs_reader::get_r_shndx): Reformat.
5409 (Incremental_relocs_reader::get_r_offset): Reformat.
5410 (Incremental_relocs_reader::data): New function.
5411 (Incremental_binary::Incremental_binary): Initialize new data members.
5412 (Incremental_binary::check_inputs): Add cmdline parameter.
5413 (Incremental_binary::file_is_unchanged): Remove.
5414 (Input_reader::arg_serial): New function.
5415 (Input_reader::get_unused_symbol_count): New function.
5416 (Input_reader::get_unused_symbol): New function.
5417 (Input_reader::do_arg_serial): New function.
5418 (Input_reader::do_get_unused_symbol_count): New function.
5419 (Input_reader::do_get_unused_symbol): New function.
5420 (Incremental_binary::input_file_count): New function.
5421 (Incremental_binary::get_input_reader): Change signature to use
5422 index instead of filename.
5423 (Incremental_binary::file_has_changed): New function.
5424 (Incremental_binary::get_input_argument): New function.
5425 (Incremental_binary::get_library): New function.
5426 (Incremental_binary::get_script_info): New function.
5427 (Incremental_binary::init_layout): New function.
5428 (Incremental_binary::reserve_layout): New function.
5429 (Incremental_binary::output_file): New function.
5430 (Incremental_binary::do_check_inputs): New function.
5431 (Incremental_binary::do_file_is_unchanged): Remove.
5432 (Incremental_binary::do_file_has_changed): New function.
5433 (Incremental_binary::do_init_layout): New function.
5434 (Incremental_binary::do_reserve_layout): New function.
5435 (Incremental_binary::do_input_file_count): New function.
5436 (Incremental_binary::do_get_input_reader): Change signature.
5437 (Incremental_binary::input_args_map_): New data member.
5438 (Incremental_binary::library_map_): New data member.
5439 (Incremental_binary::script_map_): New data member.
5440 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5442 (Sized_incremental_binary::output_section): New function.
5443 (Sized_incremental_binary::inputs_reader): Add const.
5444 (Sized_incremental_binary::symtab_reader): Add const.
5445 (Sized_incremental_binary::relocs_reader): Add const.
5446 (Sized_incremental_binary::got_plt_reader): Add const.
5447 (Sized_incremental_binary::get_symtab_view): New function.
5448 (Sized_incremental_binary::Inputs_reader): New typedef.
5449 (Sized_incremental_binary::Input_entry_reader): New typedef.
5450 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5451 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5452 (Sized_incremental_binary::do_file_has_changed): New function.
5453 (Sized_incremental_binary::do_init_layout): New function.
5454 (Sized_incremental_binary::do_reserve_layout): New function.
5455 (Sized_input_reader::Inputs_reader): Remove.
5456 (Sized_input_reader::Input_entry_reader): Remove.
5457 (Sized_input_reader::do_arg_serial): New function.
5458 (Sized_input_reader::do_get_unused_symbol_count): New function.
5459 (Sized_input_reader::do_get_unused_symbol): New function.
5460 (Sized_incremental_binary::do_input_file_count): New function.
5461 (Sized_incremental_binary::do_get_input_reader): Change signature;
5462 use index instead of filename.
5463 (Sized_incremental_binary::section_map_): New data member.
5464 (Sized_incremental_binary::input_entry_readers_): New data member.
5465 (class Sized_incr_relobj): New class.
5466 (class Sized_incr_dynobj): New class.
5467 (make_sized_incremental_object): New function.
5468 (class Incremental_library): New class.
5469 * layout.cc (Free_list::num_lists): New static data member.
5470 (Free_list::num_nodes): New static data member.
5471 (Free_list::num_removes): New static data member.
5472 (Free_list::num_remove_visits): New static data member.
5473 (Free_list::num_allocates): New static data member.
5474 (Free_list::num_allocate_visits): New static data member.
5475 (Free_list::init): New function.
5476 (Free_list::remove): New function.
5477 (Free_list::allocate): New function.
5478 (Free_list::dump): New function.
5479 (Free_list::print_stats): New function.
5480 (Layout_task_runner::run): Resize output file for incremental updates.
5481 (Layout::Layout): Initialize new data members.
5482 (Layout::set_incremental_base): New function.
5483 (Layout::init_fixed_output_section): New function.
5484 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5485 incremental updates.
5486 (Layout::create_gold_note): Do not create gold note section for
5487 incremental updates.
5488 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5489 for incremental updates.
5490 (Layout::set_section_offsets): For incremental updates, allocate space
5492 (Layout::create_symtab_sections): Layout with offsets relative to
5493 start of section; for incremental updates, allocate space from free
5495 (Layout::create_shdrs): For incremental updates, allocate space from
5497 (Layout::finish_dynamic_section): For incremental updates, do not
5498 check --as-needed (fixed in subsequent patch).
5499 * layout.h (class Free_list): New class.
5500 (Layout::set_incremental_base): New function.
5501 (Layout::incremental_base): New function.
5502 (Layout::init_fixed_output_section): New function.
5503 (Layout::allocate): New function.
5504 (Layout::incremental_base_): New data member.
5505 (Layout::free_list_): New data member.
5506 * main.cc (main): Print Free_list statistics.
5507 * object.cc (Relobj::finalize_incremental_relocs): Add
5508 clear_counts parameter; clear counts only when clear_counts is set.
5509 (Sized_relobj::Sized_relobj): Initialize new base class.
5510 (Sized_relobj::do_layout): Don't report special sections.
5511 (Sized_relobj::do_for_all_local_got_entries): New function.
5512 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5513 symtab_off to all symbol table offsets.
5514 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5515 * object.h (class Got_offset_list): Move to top of file.
5516 (Object::Object): Allow case where input_file == NULL.
5517 (Object::~Object): Likewise.
5518 (Object::input_file): Assert that input_file != NULL.
5519 (Object::lock): Allow case where input_file == NULL.
5520 (Object::unlock): Likewise.
5521 (Object::is_locked): Likewise.
5522 (Object::token): Likewise.
5523 (Object::release): Likewise.
5524 (Object::is_incremental): New function.
5525 (Object::get_mtime): New function.
5526 (Object::for_all_local_got_entries): New function.
5527 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5528 (Object::set_is_in_system_directory): New function.
5529 (Object::is_in_system_directory): New function.
5530 (Object::do_is_incremental): New function.
5531 (Object::do_get_mtime): New function.
5532 (Object::do_for_all_local_got_entries): New function.
5533 (Object::is_in_system_directory_): New data member.
5534 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5535 (class Sized_relobj_base): New class.
5536 (class Sized_relobj): Derive from Sized_relobj_base.
5537 (class Sized_relobj::Symbols): Redeclare from base class.
5538 (class Sized_relobj::local_got_offset_list): Remove.
5539 (class Sized_relobj::Output_sections): Redeclare from base class.
5540 (class Sized_relobj::do_for_all_local_got_entries): New function.
5541 (class Sized_relobj::write_local_symbols): Add offset parameter.
5542 (class Sized_relobj::local_symbol_offset_): Update comment.
5543 (class Sized_relobj::local_dynsym_offset_): Update comment.
5544 * options.cc (Input_arguments::add_file): Remove const.
5545 * options.h (Input_file_argument::Input_file_argument):
5546 Initialize arg_serial_ (all constructors).
5547 (Input_file_argument::set_arg_serial): New function.
5548 (Input_file_argument::arg_serial): New function.
5549 (Input_file_argument::arg_serial_): New data member.
5550 (Input_arguments::Input_arguments): Initialize file_count_.
5551 (Input_arguments::add_file): Remove const.
5552 (Input_arguments::number_of_input_files): New function.
5553 (Input_arguments::file_count_): New data member.
5554 (Command_line::number_of_input_files): Call
5555 Input_arguments::number_of_input_files.
5556 * output.cc (Output_segment_headers::Output_segment_headers):
5558 (Output_section::Input_section::current_data_size): New function.
5559 (Output_section::Output_section): Initialize new data members.
5560 (Output_section::add_input_section): Don't do merge sections for
5561 an incremental link; allocate space from free list for an
5563 (Output_section::add_output_section_data): Allocate space from
5564 free list for an incremental update.
5565 (Output_section::update_data_size): New function.
5566 (Output_section::set_fixed_layout): New function.
5567 (Output_section::reserve): New function.
5568 (Output_segment::set_section_addresses): Remove const.
5569 (Output_segment::set_section_list_addresses): Remove const; allocate
5570 space from free list for an incremental update.
5571 (Output_segment::set_offset): Adjust size of RELRO segment for an
5573 * output.h (Output_data::current_data_size): Move here from
5575 (Output_data::pre_finalize_data_size): New function.
5576 (Output_data::update_data_size): New function.
5577 (Output_section_headers::update_data_size): new function.
5578 (Output_section_data_build::current_data_size): Move to Output_data.
5579 (Output_data_strtab::update_data_size): New function.
5580 (Output_section::current_data_size): Move to Output_data.
5581 (Output_section::set_fixed_layout): New function.
5582 (Output_section::has_fixed_layout): New function.
5583 (Output_section::reserve): New function.
5584 (Output_section::update_data_size): New function.
5585 (Output_section::has_fixed_layout_): New data member.
5586 (Output_section::free_list_): New data member.
5587 (Output_segment::set_section_addresses): Remove const.
5588 (Output_segment::set_section_list_addresses): Remove const.
5589 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5591 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5593 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5594 parameter when calling Add_symbols constructor; store argument
5595 serial number for members of a lib group.
5596 (Add_symbols::locks): Allow case where token == NULL.
5597 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5598 (Read_member::~Read_member): New function.
5599 (Read_member::is_runnable): New function.
5600 (Read_member::locks): New function.
5601 (Read_member::run): New function.
5602 (Check_script::~Check_script): New function.
5603 (Check_script::is_runnable): New function.
5604 (Check_script::locks): New function.
5605 (Check_script::run): New function.
5606 (Check_library::~Check_library): New function.
5607 (Check_library::is_runnable): New function.
5608 (Check_library::locks): New function.
5609 (Check_library::run): New function.
5610 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5611 (Add_symbols::library_): New data member.
5612 (class Read_member): New class.
5613 (class Check_script): New class.
5614 (class Check_library): New class.
5615 * reloc.cc (Read_relocs::is_runnable): Allow case where
5617 (Read_relocs::locks): Likewise.
5618 (Scan_relocs::locks): Likewise.
5619 (Relocate_task::locks): Likewise.
5620 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5622 (Sized_relobj::incremental_relocs_scan): Fix comment.
5623 (Sized_relobj::do_relocate): Pass output file offset to
5624 write_local_symbols.
5625 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5626 from class declaration.
5627 * script.cc (read_input_script): Allocate Script_info; pass
5628 argument serial number to report_script.
5629 * script.h (class Script_info): Move to incremental.h.
5630 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5631 * symtab.h (Symbol_table::add_from_incrobj): New function.
5632 (Symbol_table::set_file_offset): New function.
5634 2011-04-05 Cary Coutant <ccoutant@google.com>
5636 * incremental-dump.cc (dump_incremental_inputs): Change signature
5637 to take a Sized_incremental_binary; change caller. Use readers
5638 in Sized_incremental_binary.
5640 (Sized_incremental_binary::find_incremental_inputs_sections):
5641 Rename do_find_incremental_inputs_sections to this.
5642 (Sized_incremental_binary::setup_readers): New function.
5643 (Sized_incremental_binary::do_check_inputs): Check
5644 has_incremental_info_ flag; move setup code to setup_readers;
5646 (Sized_incremental_binary::do_file_is_unchanged): New function.
5647 (Sized_incremental_binary::do_get_input_reader): New function.
5648 * incremental.h (class Incremental_binary): Move to end of file.
5649 (Incremental_binary::file_is_unchanged): New function.
5650 (Incremental_binary::do_file_is_unchanged): New function.
5651 (Incremental_binary::Input_reader): New class.
5652 (Incremental_binary::get_input_reader): New function.
5653 (class Sized_incremental_binary): Move to end of file.
5654 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5655 input section reader classes.
5656 (Sized_incremental_binary::has_incremental_info): New function.
5657 (Sized_incremental_binary::inputs_reader): New function.
5658 (Sized_incremental_binary::symtab_reader): New function.
5659 (Sized_incremental_binary::relocs_reader): New function.
5660 (Sized_incremental_binary::got_plt_reader): New function.
5661 (Sized_incremental_binary::do_file_is_unchanged): New function.
5662 (Sized_incremental_binary::Sized_input_reader): New class.
5663 (Sized_incremental_binary::get_input_reader): New function.
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::has_incremental_info_): New data member.
5668 (Sized_incremental_binary::inputs_reader_): New data member.
5669 (Sized_incremental_binary::symtab_reader_): New data member.
5670 (Sized_incremental_binary::relocs_reader_): New data member.
5671 (Sized_incremental_binary::got_plt_reader_): New data member.
5672 (Sized_incremental_binary::current_input_file_): New data member.
5674 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5677 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5680 2011-03-30 Cary Coutant <ccoutant@google.com>
5682 * archive.cc (Archive::include_member): Adjust call to report_object.
5683 (Add_archive_symbols::run): Add script_info to call to
5684 report_archive_begin.
5685 (Lib_group::include_member): Adjust call to report_object.
5686 (Add_lib_group_symbols::run): Adjust call to report_object.
5687 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5688 blocks. Add object count for script input files.
5689 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5690 script_info parameter; change all callers.
5691 (Incremental_inputs::report_object): Add script_info parameter;
5693 (Incremental_inputs::report_script): Store backpointer to
5694 incremental info entry.
5695 (Output_section_incremental_inputs::set_final_data_size): Record
5696 additional information for scripts.
5697 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5698 * incremental.h (Incremental_script_entry::add_object): New function.
5699 (Incremental_script_entry::get_object_count): New function.
5700 (Incremental_script_entry::get_object): New function.
5701 (Incremental_script_entry::objects_): New data member; adjust
5703 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5704 (Incremental_inputs::report_object): Add script_info parameter.
5705 (Incremental_inputs_reader::get_object_count): New function.
5706 (Incremental_inputs_reader::get_object_offset): New function.
5707 * options.cc (Input_arguments::add_file): Return reference to
5709 * options.h (Input_argument::set_script_info): New function.
5710 (Input_argument::script_info): New function.
5711 (Input_argument::script_info_): New data member; adjust all
5713 (Input_file_group::add_file): Return reference to new input argument.
5714 (Input_file_lib::add_file): Likewise.
5715 (Input_arguments::add_file): Likewise.
5716 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5717 * script.cc (Parser_closure::Parser_closure): Add script_info
5718 parameter; adjust all callers.
5719 (Parser_closure::script_info): New function.
5720 (Parser_closure::script_info_): New data member.
5721 (read_input_script): Report scripts earlier to incremental info.
5722 (script_add_file): Set script_info in Input_argument.
5723 (script_add_library): Likewise.
5724 * script.h (Script_options::Script_info): Rewrite class.
5726 2011-03-29 Cary Coutant <ccoutant@google.com>
5728 * archive.cc (Library_base::should_include_member): Move
5729 method here from class Archive.
5730 (Archive::Archive): Initialize base class.
5731 (Archive::should_include_member): Move to base class.
5732 (Archive::do_for_all_unused_symbols): New function.
5733 (Add_archive_symbols::run): Remove redundant access to
5735 (Lib_group::Lib_group): Initialize base class.
5736 (Lib_group::do_filename): New function.
5737 (Lib_group::include_member): Pass pointer to Lib_group to
5739 (Lib_group::do_for_all_unused_symbols): New function.
5740 (Add_lib_group_symbols::run): Report archive information for
5742 * archive.h (class Library_base): New base class.
5743 (class Archive): Derive from Library_base.
5744 (Archive::filename): Move to base class.
5745 (Archive::set_incremental_info): Likewise.
5746 (Archive::incremental_info): Likewise.
5747 (Archive::Should_include): Likewise.
5748 (Archive::should_include_member): Likewise.
5749 (Archive::Armap_entry): Remove.
5750 (Archive::Unused_symbol_iterator): Remove.
5751 (Archive::unused_symbols_begin): Remove.
5752 (Archive::unused_symbols_end): Remove.
5753 (Archive::do_filename): New function.
5754 (Archive::do_get_mtime): New function.
5755 (Archive::do_for_all_unused_symbols): New function.
5756 (Archive::task_): Move to base class.
5757 (Archive::incremental_info_): Likewise.
5758 (class Lib_group): Derive from Library_base.
5759 (Lib_group::do_filename): New function.
5760 (Lib_group::do_get_mtime): New function.
5761 (Lib_group::do_for_all_unused_symbols): New function.
5762 (Lib_group::task_): Move to base class.
5763 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5765 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5767 * incremental.cc (Incremental_inputs::report_archive_begin):
5768 Use Library_base; call library's get_mtime; add incremental inputs
5769 entry before members.
5770 (class Unused_symbol_visitor): New class.
5771 (Incremental_inputs::report_archive_end): Use Library_base; use
5772 visitor class to record unused symbols; don't add incremental inputs
5773 entry after members.
5774 (Incremental_inputs::report_object): Use Library_base.
5776 (Incremental_archive_entry::Incremental_archive_entry): Remove
5777 unused Archive parameter.
5778 (Incremental_inputs::report_archive_begin): Use Library_base.
5779 (Incremental_inputs::report_archive_end): Likewise.
5780 (Incremental_inputs::report_object): Likewise.
5781 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5783 * object.h (Object::for_all_global_symbols): New function.
5784 (Object::do_for_all_global_symbols): New function.
5785 (Sized_relobj::do_for_all_global_symbols): New function.
5786 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5788 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5791 2011-03-27 Ian Lance Taylor <iant@google.com>
5793 * archive.cc (Archive::interpret_header): Return -1 if something
5794 goes wrong. Change callers accordingly.
5796 2011-03-25 Cary Coutant <ccoutant@google.com>
5798 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5799 * testsuite/Makefile.in: Regenerate.
5801 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5803 * plugin.cc (get_view): New.
5804 (Plugin::load): Pass get_view to the plugin.
5805 (Plugin_manager::get_view): New.
5807 2011-03-21 Ian Lance Taylor <iant@google.com>
5809 * testsuite/final_layout.sh: Rewrite to not use dc.
5810 * testsuite/relro_test.sh: Fail if dc is not present.
5812 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5814 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5816 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5817 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5819 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5820 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5822 2011-03-14 Ian Lance Taylor <iant@google.com>
5824 * script-sections.cc (Sort_output_sections::script_compare):
5825 Rename from is_before, change return type.
5826 (Sort_output_sections::operator()): Adjust accordingly.
5828 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5831 * testsuite/odr_violation2.cc: Add comment to make all error line
5832 numbers double digits.
5833 * testsuite/debug_msg.sh: Adjust expected errors.
5835 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5837 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5838 but mark earlier ones as non-canonical
5839 (offset_to_iterator): Update search target and example
5840 (do_addr2line): Return extra lines in a vector*
5841 (format_file_lineno): Extract from do_addr2line
5842 (one_addr2line): Add vector* out-param
5843 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5844 when a lineno entry appeared last for its instruction
5845 (Dwarf_line_info): Add vector* out-param
5846 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5847 * symtab.cc (Odr_violation_compare): Include the lineno in the
5849 (linenos_from_loc): New. Combine the canonical line for an
5850 address with its other lines.
5851 (True_if_intersect): New. Helper functor to make
5852 std::set_intersection a query.
5853 (detect_odr_violations): Compare sets of lines instead of just
5854 one line for each function. This became less deterministic, but
5855 has fewer false positives.
5856 * symtab.h: Declarations.
5857 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5858 mix an optimized and non-optimized object in the same binary
5859 (odr_violation2.so): Same.
5860 * testsuite/Makefile.in: Regenerate from Makefile.am.
5861 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5862 * testsuite/debug_msg.sh: Update line numbers and add
5864 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5865 non-optimized context.
5866 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5867 isn't inlined, and use OdrDerived in an optimized context.
5868 * testsuite/odr_header1.h: Defines OdrDerived, where
5869 optimization will change the
5870 first-instruction-in-the-destructor's file and line number.
5871 * testsuite/odr_header2.h: Defines OdrBase.
5873 2011-03-09 Ian Lance Taylor <iant@google.com>
5875 * fileread.cc (File_read::clear_views): Don't delete the whole
5878 2011-03-08 Ian Lance Taylor <iant@google.com>
5881 * fileread.cc: #include <climits>.
5882 (GOLD_IOV_MAX): Define.
5883 (File_read::read_multiple): Limit number of entries by iov_max.
5884 * fileread.h (class File_read): Always set max_readv_entries to
5887 2011-03-07 Ian Lance Taylor <iant@google.com>
5890 * options.h (class General_options): Add -dy and -dn.
5892 2011-03-02 Cary Coutant <ccoutant@google.com>
5894 * testsuite/script_test_9.t: Add TLS segment.
5896 2011-03-02 Simon Baldwin <simonb@google.com>
5898 * configure.ac: Add check for gnu_indirect_function support in
5899 the toolchain building binutils.
5900 * configure: Rebuild.
5902 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5904 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5905 plugin only symbols.
5906 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5907 in plugin files as not needed in the symbol table.
5909 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5911 * output.cc (Output_section::add_input_section): Delay fill
5912 generation for section ordering.
5914 2011-02-09 Ian Lance Taylor <iant@google.com>
5917 * object.h (class Sized_relobj): Remove clear_local_symbols.
5918 * reloc.cc (Sized_relobj::do_relocate): Don't call
5919 clear_local_symbols.
5921 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5923 * plugin.cc (is_visible_from_outside): Return true for symbols
5926 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5928 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5931 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5933 * icf.h (is_section_foldable_candidate): Change type of parameter
5935 * icf.cc (Icf::find_identical_sections): Change type of local variable
5936 section_name to be std::string.
5937 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5939 2011-01-25 Ian Lance Taylor <iant@google.com>
5941 * script.cc (script_add_extern): Rewrite to use
5942 add_symbol_reference.
5944 2011-01-25 Doug Kwan <dougkwan@google.com>
5946 * icf.cc (get_section_contents): Always lock section's object.
5948 2011-01-24 Ian Lance Taylor <iant@google.com>
5950 * options.h (class General_options): Accept
5951 --no-detect-odr-violations.
5953 2011-01-24 Ian Lance Taylor <iant@google.com>
5955 * version.cc (version_string): Bump to 1.11.
5957 2011-01-24 Ian Lance Taylor <iant@google.com>
5959 * plugin.cc (class Plugin_rescan): Define new class.
5960 (Plugin_manager::claim_file): Set any_claimed_.
5961 (Plugin_manager::save_archive): New function.
5962 (Plugin_manager::save_input_group): New function.
5963 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5965 (Plugin_manager::new_undefined_symbol): New function.
5966 (Plugin_manager::rescan): New function.
5967 (Plugin_manager::rescannable_defines): New function.
5968 (Plugin_manager::add_input_file): Set any_added_.
5969 * plugin.h (class Plugin_manager): define new fields rescannable_,
5970 undefined_symbols_, any_claimed_, and any_added_. Declare
5971 Plugin_rescan as friend. Declare new functions.
5972 (Plugin_manager::Rescannable): Define type.
5973 (Plugin_manager::Rescannable_list): Define type.
5974 (Plugin_manager::Undefined_symbol_list): Define type.
5975 (Plugin_manager::Plugin_manager): Initialize new fields.
5976 * archive.cc (Archive::defines_symbol): New function.
5977 (Add_archive_symbols::run): Pass archive to plugins if any.
5978 * archive.h (class Archive): Declare defines_symbol.
5979 * readsyms.cc (Input_group::~Input_group): New function.
5980 (Finish_group::run): Pass input_group to plugins if any.
5981 * readsyms.h (class Input_group): Declare destructor.
5982 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5985 2011-01-10 Ian Lance Taylor <iant@google.com>
5987 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5989 (Layout::set_segment_offsets): Reset increase_relro before calling
5990 set_section_addresses a second time.
5992 2011-01-04 Cary Coutant <ccoutant@google.com>
5994 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5995 sections before NOBITS sections.
5997 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5999 * version.cc (print_version): Update copyright to 2011.
6001 2010-12-23 Cary Coutant <ccoutant@google.com>
6003 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6004 of OS to this->add. Add OD parameter to second form of the function.
6006 2010-12-20 Ian Lance Taylor <iant@google.com>
6008 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6009 second of two consecutive entries with same offset.
6011 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6013 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6014 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6015 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6016 to avoid unneeded links against $(LDADD).
6017 * testsuite/Makefile.in: Regenerate.
6019 2010-12-15 Ian Lance Taylor <iant@google.com>
6022 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6023 for R_X86_64_32 and R_X86_64_PC32.
6024 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6025 ver_matching_def_pic.o.
6026 (ver_matching_def_pic.o): New target.
6028 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6030 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6031 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6032 Move definition before File_read::View member definitions.
6033 (File_read::View::~View): Initialize and hold lock before
6034 updating current_mapped_bytes.
6036 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6038 * dwarf_reader.cc: Remove outdated comment.
6039 * gold-threads.cc: Fix typo in error message.
6040 * archive.cc: Fix typos in comments.
6041 * archive.h: Likewise.
6042 * arm-reloc-property.cc: Likewise.
6043 * arm-reloc-property.h: Likewise.
6044 * arm-reloc.def: Likewise.
6046 * attributes.h: Likewise.
6047 * cref.cc: Likewise.
6048 * ehframe.cc: Likewise.
6049 * fileread.h: Likewise.
6051 * i386.cc: Likewise.
6053 * incremental.h: Likewise.
6054 * int_encoding.cc: Likewise.
6055 * layout.h: Likewise.
6056 * main.cc: Likewise.
6057 * merge.h: Likewise.
6058 * object.cc: Likewise.
6059 * object.h: Likewise.
6060 * options.cc: Likewise.
6061 * readsyms.cc: Likewise.
6062 * reduced_debug_output.cc: Likewise.
6063 * reloc.cc: Likewise.
6064 * script-sections.cc: Likewise.
6065 * sparc.cc: Likewise.
6066 * symtab.h: Likewise.
6067 * target-reloc.h: Likewise.
6068 * target.cc: Likewise.
6069 * target.h: Likewise.
6070 * timer.cc: Likewise.
6071 * timer.h: Likewise.
6072 * x86_64.cc: Likewise.
6074 2010-12-09 Cary Coutant <ccoutant@google.com>
6076 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6078 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6079 parameter; change all callers.
6080 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6081 * options.h (warn_execstack): New option.
6083 2010-12-07 Doug Kwan <dougkwan@google.com>
6085 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6086 like function call relocations.
6088 2010-12-07 Ian Lance Taylor <iant@google.com>
6090 * archive.cc (Archive::get_elf_object_for_member): Permit
6091 punconfigured to be NULL.
6092 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6093 (Archive::include_member): Pass NULL to get_elf_object_for_member
6094 if we searched for the archive and this is the first included
6097 2010-12-01 Ian Lance Taylor <iant@google.com>
6099 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6100 track_relocs_type_ field.
6101 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6102 Set track_relocs_type_.
6103 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6104 contents when using RELA relocs.
6105 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6107 * reloc.cc (Track_relocs::next_addend): New function.
6108 * reloc.h (class Track_relocs): Declare next_addend.
6110 2010-12-01 Ian Lance Taylor <iant@google.com>
6112 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6115 2010-12-01 Ian Lance Taylor <iant@google.com>
6117 * README: Update compilers known to work and fail.
6119 2010-11-23 Matthias Klose <doko@ubuntu.com>
6121 * configure.in: For --enable-gold, handle value `default' instead of
6122 `both*'. Always install ld as ld.bfd, install as ld if gold is
6124 * configure: Regenerate.
6126 2010-11-18 Doug Kwan <dougkwan@google.com>
6128 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6129 and right_alignment to be zero. Store result alignment only if it is
6130 greater than existing alignment.
6132 2010-11-16 Cary Coutant <ccoutant@google.com>
6135 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6136 Check for ".zdebug_line".
6138 2010-11-16 Doug Kwan <dougkwan@google.com>
6139 Cary Coutant <ccoutant@google.com>
6141 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6142 by reference; adjust all callers.
6143 * output.cc (Output_segment::set_section_addresses): Adjust references
6144 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6146 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6147 end at page boundary.
6149 2010-11-16 Cary Coutant <ccoutant@google.com>
6152 * layout.cc (Layout::choose_output_section): Transform names of
6153 compressed sections even when using a script with a SECTIONS clause.
6154 (Layout::output_section_name): Remove code to transform
6155 compressed debug section names.
6156 * output.cc (Output_section::add_input_section): Use uncompressed
6157 section size when tracking input sections.
6159 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6161 * symtab.h (Symbol::NON_PIC_REF): Remove.
6162 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6163 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6164 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6165 (Symbol::use_plt_offset): Take a flags argument and pass it
6166 directly to needs_dynamic_reloc. Restrict check for undefined
6167 weak symbols to function calls.
6168 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6169 (Target_arm::Scan::global): Use it.
6170 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6171 (Target_arm::Relocate::relocate): Likewise.
6172 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6173 parameter with an r_type parameter. Use get_reference_flags
6175 (Target_arm::Relocate::relocate): Update accordingly.
6176 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6177 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6178 (Target_i386::Scan::global): Likewise.
6179 (Target_i386::Relocate::relocate): Likewise.
6180 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6181 parameter with an r_type parameter. Use get_reference_flags
6183 (Target_i386::Relocate::relocate): Update accordingly.
6184 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6185 (Target_powerpc::Scan::global): Use it.
6186 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6187 (Target_powerpc::Relocate::relocate): Likewise.
6188 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6189 (Target_sparc::Scan::global): Use it.
6190 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6191 (Target_sparc::Relocate::relocate): Likewise.
6192 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6193 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6194 (Target_x86_64::Scan::global): Likewise.
6195 (Target_x86_64::Relocate::relocate): Likewise.
6197 2010-11-08 Doug Kwan <dougkwan@google.com>
6198 Cary Coutant <ccoutant@google.com>
6200 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6201 (Arm_exidx_merge_section::section_contents_): New data member.
6202 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6203 (Arm_input_section::~Arm_input_section): De-allocate memory.
6204 (Arm_input_section::original_contents_): New data member.
6205 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6206 in parameters instead of calling Object::section_contents without
6208 (Arm_output_section::group_section): New parameter TASK. Pass it
6209 to callees that need locking objects.
6210 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6211 to lock EXIDX input sections. Fix a formatting issue. Call
6212 Arm_exidx_merged_section::build_contents to create merged section
6214 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6215 to lock object of stub table owner.
6216 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6217 TEXT_SIZE to initialize data member TEXT_SIZE_.
6218 (Arm_exidx_input_section::addralign): Fix typo in comment.
6219 (Arm_exidx_input_section::text_size): New method.
6220 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6221 that require locking objects. Lock objects before scanning for stubs
6222 and updating local symbols.
6223 (Arm_input_section<big_endian>::init): Copy contents of original
6225 (Arm_input_section<big_endian>::do_write): Use saved contents of
6226 original input section instead of calling Object::section_contents
6228 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6229 size without calling Object::section_size().
6230 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6231 for size. Allocate a buffer for merged EXIDX entries.
6232 (Arm_exidx_merged_section::build_contents): New method.
6233 (Arm_exidx_merged_section::do_write): Move merge section contents
6234 building code to Arm_exidx_merged_section::build_contetns. Write
6235 out contetns in buffer instead of building it on the fly.
6236 (Arm_relobj::make_exidx_input_section): Also pass text section size
6237 to Arm_exidx_input_section constructor.
6238 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6239 (Arm_dynobj::do_read_symbols): Fix memory leak.
6240 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6241 * target.h: (class Task): Add forward declaration.
6242 (Target::relax): Add new parameter TASK and pass it to
6244 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6246 2010-11-05 Cary Coutant <ccoutant@google.com>
6249 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6250 object when reading from the file.
6251 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6253 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6254 when reading section contents.
6255 (get_section_contents): Likewise.
6256 (icf::find_identical_sections): Likewise.
6257 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6258 object when reading from the file.
6259 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6260 the object when doing deferred section layout.
6262 2010-11-03 Nick Clifton <nickc@redhat.com>
6265 * script.h (class Symbol_assignment: name): New member. Returns
6266 the name of the symbol.
6267 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6268 Returns true if the given symbol name is on the list of
6269 assignments wating to be processed.
6270 * archive.cc (should_incldue_member): If the symbol is undefined,
6271 check to see if it is on the list of symbols pending assignment.
6273 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6275 * script-sections.cc (Script_sections::find_memory_region): Check
6276 for a NULL output section pointer.
6278 2010-10-29 Doug Kwan <dougkwan@google.com>
6280 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6281 Output_section::add_relaxed_input_section.
6282 * output.cc (Output_section::add_relaxed_input_section): Add new
6283 arguments LAYOUT and NAME. Set section order index.
6284 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6285 Copy section order index.
6286 * output.h (Output_section::add_relaxed_input_section): Add new
6287 arguments LAYOUT and NAME.
6289 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6291 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6292 NATIVE_OR_CROSS_LINKER.
6293 * testsuite/Makefile.in: Regenerate.
6295 2010-10-20 Doug Kwan <dougkwan@google.com>
6297 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6298 without SHF_LINK_ORDER flags.
6299 * layout.cc (Layout::choose_output_section): Do not filter
6300 SHF_LINK_ORDER flag in a relocatable link.
6302 2010-10-17 Cary Coutant <ccoutant@google.com>
6304 * output.h (Output_segment::set_section_addresses): Change function
6305 signature. Update all callers.
6306 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6308 (Output_segment::set_section_addresses): Align after last TLS
6309 section. Add padding before last relro section instead of after.
6311 2010-10-17 Doug Kwan <dougkwan@google.com>
6313 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6314 GOT output section to be writable.
6316 2010-10-14 Cary Coutant <ccoutant@google.com>
6318 * debug.h (DEBUG_INCREMENTAL): New flag.
6319 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6320 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6322 * incremental.cc (report_command_line): Ignore all forms of
6324 * layout.cc (Layout::Layout): Check parameters for incremental link
6326 * options.cc (General_options::parse_incremental): New function.
6327 (General_options::parse_no_incremental): New function.
6328 (General_options::parse_incremental_full): New function.
6329 (General_options::parse_incremental_update): New function.
6330 (General_options::incremental_mode_): New data member.
6331 (General_options::finalize): Check incremental_mode_.
6332 * options.h (General_options): Update help text for --incremental.
6333 Add --no-incremental, --incremental-full, --incremental-update.
6334 (General_options::Incremental_mode): New enum type.
6335 (General_options::incremental_mode): New function.
6336 (General_options::incremental_mode_): New data member.
6337 * parameters.cc (Parameters::incremental_mode_): New data member.
6338 (Parameters::set_options): Set incremental_mode_.
6339 (Parameters::set_incremental_full): New function.
6340 (Parameters::incremental): New function.
6341 (Parameters::incremental_update): New function.
6342 (set_parameters_incremental_full): New function.
6343 * parameters.h (Parameters::set_incremental_full): New function.
6344 (Parameters::incremental): New function.
6345 (Parameters::incremental_update): New function.
6346 (Parameters::incremental_mode_): New data member.
6347 (set_parameters_incremental_full): New function.
6348 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6349 incremental link mode.
6350 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6351 (Sized_relobj::do_relocate_sections): Likewise.
6352 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6354 * testsuite/Makefile.in: Regenerate.
6355 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6357 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6359 * script-sections.h (class Script_sections): Make
6360 Sections_elements typedef public.
6361 * script-sections.cc (class Sort_output_sections): Add elements_
6362 field. Add constructor which sets it; change all callers.
6363 (Sort_output_sections::is_before): New function.
6364 (Sort_output_sections::operator()): Call is_before.
6365 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6367 * testsuite/script_test_10.sh: New test. Test script section
6369 * testsuite/script_test_10.t: Likewise.
6370 * testsuite/script_test_10.s: Likewise.
6371 * testsuite/Makefile.am: Wrap the cross linker tests and the
6372 common tests into NATIVE_OR_CROSS_LINKER.
6373 (check_SCRIPTS): Add script_test_10.sh.
6374 (check_DATA): Add script_test_10.stdout.
6375 (script_test_10.o, script_test_10): New targets.
6376 (script_test_10.stdout): New target.
6377 * configure, testsuite/Makefile.in: Regenerate.
6379 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6381 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6382 error for the deprecated relocations.
6383 (Target_arm::Scan::global): Likewise.
6384 (Target_arm::Relocate::relocate): Likewise.
6386 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6388 * fileread.cc (Input_file::find_file): Initialize *found_name
6389 and *namep when using the fallback search for case 4.
6391 2010-10-11 Cary Coutant <ccoutant@google.com>
6393 * options.h (class General_options): Redefine -z lazy as an alias for
6394 the negation of -z now.
6396 2010-10-11 Ian Lance Taylor <iant@google.com>
6398 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6401 2010-10-06 Nick Clifton <nickc@redhat.com>
6403 * script-sections.cc(class Memory_region): Remove
6404 current_lma_offset_ field. Rename current_vma_offset_ to
6405 current_offset_. Add last_section_ field.
6406 (Memory_region::get_current_vma_address): Rename to
6407 get_current_address.
6408 (Memory_region::get_current_lma_address): Delete.
6409 (Memory_region::increment_vma_offset): Rename to
6411 (Memory_region::increment_lma_offset): Delete.
6412 (Memory_region::attributes_compatible): New method. Returns
6413 true if the provided section is compatible with the region.
6414 (Memory_region::get_last_section): New method. Returns the last
6415 section to use the region.
6416 (Memory_region::set_last_section): New method. Stores the last
6417 section to use the region.
6418 (Script_sections::block_in_region): New method. Returns true if
6419 a block of memory is contained within a region.
6420 (Script_sections::find_memory_region): New method. Locates a
6421 memory region to be used to set a VMA or LMA address.
6422 (Output_section_definition::set_section_addresses): Add code to
6423 check for addresses set by memory regions.
6424 (Output_segment::set_section_addresses): Remove memory region
6426 (Script_sections::create_segment): Add a warning if a header
6427 segment is created outside of any region.
6428 * script-sections.h (class Script_sections): Add prototypes for
6429 find_memory_region and block_in_region methods.
6430 * testsuite/memory_test.s: Use .long instead of .word.
6431 * testsuite/memory_test.t: Add some more output sections.
6432 * testsuite/memory_test.sh: Update expected output.
6434 2010-10-02 Doug Kwan <dougkwan@google.com>
6436 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6437 defintion to symtab.h
6438 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6439 declaration to defintion.
6441 2010-10-01 Nick Clifton <nickc@redhat.com>
6443 * expression.cc (eval): Replace dummy argument with NULL.
6444 (eval_maybe_dot): Check for a NULL result section pointer.
6445 (Symbol_expression::value): Likewise.
6446 (Dot_expression::value): Likewise.
6447 (BINARY_EXPRESSION): Likewise.
6448 (Max_expression::value): Likewise.
6449 (Min_expression::value): Likewise.
6450 (Absolute_expression::value): Likewise.
6451 (Addr_expression::value_from_output_section): Likewise.
6452 (Loaddddr_expression::value_from_output_section): Likewise.
6453 (Segment_start_expression::value): Likewise.
6454 * script-sections.cc
6455 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6457 (Sections_elememt_dot_assignment::set_section_addresses):
6459 (Output_data_expression::do_write_to_buffer): Likewise.
6460 (Output_section_definition::finalize_symbols): Likewise.
6461 (Output_section_definition::set_section_addresses): Likewise.
6463 2010-09-30 Doug Kwan <dougkwan@google.com>
6465 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6467 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6469 * target.h (Target::can_icf_inline_merge_sections): New virtual
6471 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6473 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6475 * icf.cc (get_section_contents): Inline merge sections only when
6478 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6480 * configure: Regenerate.
6482 2010-09-17 Ian Lance Taylor <iant@google.com>
6484 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6485 * testsuite/Makefile.am (memory_test.o): New target.
6486 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6488 * testsuite/Makefile.in: Rebuild.
6490 2010-09-17 Doug Kwan <dougkwan@google.com>
6492 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6493 defintion if relocation uses GOT entries of the symbol.
6494 * testsuite/icf_safe_test.sh: Fix test.
6495 * testsuite/icf_safe_so_test.sh: Fix test.
6497 2010-09-16 Cary Coutant <ccoutant@google.com>
6499 * script_sections.cc (class Memory_region): Remove "NULL" from
6500 vector initializations.
6502 2010-09-15 Cary Coutant <ccoutant@google.com>
6504 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6505 Resolve forwarding symbols.
6507 2010-09-15 Doug Kwan <dougkwan@google.com>
6509 * gold/testsuite/script_test_3.t: Add ARM special sections.
6510 * gold/testsuite/script_test_4.t: Same.
6511 * gold/testsuite/script_test_5.t: Same.
6512 * gold/testsuite/script_test_6.t: Same.
6513 * gold/testsuite/script_test_7.t: Same.
6514 * gold/testsuite/script_test_7.t: Same.
6515 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6517 2010-09-14 Cary Coutant <ccoutant@google.com>
6519 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6520 (Target_x86_64::Relocate::relocate_tls): Replace check for
6521 saw_tls_block_reloc_ with test for executable section.
6523 2010-09-12 Cary Coutant <ccoutant@google.com>
6525 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6526 position-independent executables to shared libraries need dynamic
6528 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6529 position-independent executables.
6530 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6531 * testsuite/Makefile.in: Regenerate.
6533 2010-09-10 Nick Clifton <nickc@redhat.com>
6536 * testsuite/memory_test.t: Discard any sections that are not
6539 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6542 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6543 "This::" to work around a bug in gcc 4.2.
6545 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6547 2010-09-09 Rafael Espindola <espindola@google.com>
6549 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6550 sections with different PF_X flags in the same segment.
6551 (Layout::find_first_load_seg): Search all segments to find the first
6553 * options.h (rosegment): New.
6555 2010-09-08 Rafael Espindola <espindola@google.com>
6557 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6559 2010-09-08 Doug Kwan <dougkwan@google.com>
6561 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6562 (Arm_relobj::do_relocate_sections): Add new parameter for output
6563 file to match the parent.
6564 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6565 of local symbols instead of input values. Update code to track
6566 changes in gold::relocate_section.
6567 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6568 (Sized_relobj::compute_final_local_value_internal): New methods.
6569 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6570 body into private version of Sized_relobj::compute_final_local_value.
6571 Call the inline method.
6572 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6573 merged symbol value if there is one.
6574 (Symbol_value::has_output_value): New method defintiion.
6575 (Sized_relobj::Compute_final_local_value_status): New enum type.
6576 (Sized_relobj::compute_final_local_value): New methods.
6577 (Sized_relobj::compute_final_local_value_internal): New methods.
6578 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6579 and arm_cortex_a8.sh.
6580 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6581 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6583 * Makefile.in: Regenerate.
6584 * testsuite/arm_bl_out_of_range.s: Update test.
6585 * testsuite/thumb_bl_out_of_range.s: Ditto.
6586 * testsuite/thumb_blx_out_of_range.s: Ditto.
6587 * testsuite/arm_branch_out_of_range.sh: New file.
6588 * testsuite/arm_cortex_a8.sh: Ditto.
6589 * testsuite/arm_cortex_a8_b.s: Ditto.
6590 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6591 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6592 * testsuite/arm_cortex_a8_bl.s: Ditto.
6593 * testsuite/arm_cortex_a8_blx.s: Ditto.
6594 * testsuite/arm_cortex_a8_local.s: Ditto.
6595 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6596 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6598 2010-09-08 Rafael Espindola <espindola@google.com>
6600 * Makefile.am (memory_test.stdout): Run readelf with -W.
6601 * Makefile.in: Regenerate.
6602 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6605 2010-09-08 Rafael Espindola <espindola@google.com>
6607 * script-sections.cc (Script_sections::add_memory_region): Convert
6608 field precision to int.
6609 * script.cc (script_set_section_region, script_set_section_region):
6610 Convert field precision to int.
6612 2010-09-08 Rafael Espindola <espindola@google.com>
6614 * arm.cc (do_finalize_sections): Create the __exidx_start and
6615 __exdix_end symbols even when the section is missing.
6617 2010-09-08 Nick Clifton <nickc@redhat.com>
6619 * README: Remove claim that MEMORY is not supported.
6620 * expression.cc (script_exp_function_origin)
6621 (script_exp_function_length): Move from here to ...
6622 * script.cc: ... here.
6623 (script_set_section_region, script_add_memory)
6624 (script_parse_memory_attr, script_include_directive): New
6626 * script-sections.cc
6627 (class Memory_region): New class.
6628 (class Output_section_definition): Add set_memory_region,
6629 set_section_vma, set_section_lma and get_section_name methods.
6630 (class Script_Sections): Add add_memory_region,
6631 find_memory_region, find_memory_region_origin,
6632 find_memory_region_length and set_memory_region methods.
6633 Have set_section_addresses method walk the list of set memory
6635 Extend the print methos to display memory regions.
6636 * script-sections.h: Add prototypes for new methods.
6637 Add enum for MEMORY region attributes.
6638 * yyscript.y: Add support for parsing MEMORY regions.
6639 * script-c.h: Add prototypes for new functions.
6640 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6641 * testsuite/Makefile.in: Regenerate.
6642 * testsuite/memory_test.sh: New script.
6643 * testsuite/memory_test.s: New assembler source file.
6644 * testsuite/memory_test.t: New linker script.
6646 2010-08-27 Doug Kwan <dougkwan@google.com>
6648 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6649 reference override an existing dynamic weak reference.
6650 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6651 * testsuite/Makefile.in: Regenerate.
6652 * testsuite/dyn_weak_ref.sh: New file.
6653 * testsuite/dyn_weak_ref_1.c: Ditto.
6654 * testsuite/dyn_weak_ref_2.c: Ditto.
6656 2010-08-27 Ian Lance Taylor <iant@google.com>
6658 * incremental.h (class Incremental_input_entry): Add virtual
6661 2010-08-27 Ian Lance Taylor <iant@google.com>
6663 * testsuite/start_lib_test_3.c: Mark t3 as used.
6665 2010-08-27 Nick Clifton <nickc@redhat.com>
6667 * options.cc (version_script): Fix small typo in previous
6670 2010-08-25 Nick Clifton <nickc@redhat.com>
6672 * archive.cc: Formatting fixes: Remove whitespace between
6673 typename and following asterisk. Remove whitespace between
6674 function name and opening parenthesis.
6675 * archive.h: Likewise.
6677 * attributes.cc: Likewise.
6678 * attributes.h: Likewise.
6679 * common.cc: Likewise.
6680 * copy-relocs.cc: Likewise.
6681 * dirsearch.h: Likewise.
6682 * dynobj.cc: Likewise.
6683 * ehframe.cc: Likewise.
6684 * ehframe.h: Likewise.
6685 * expression.cc: Likewise.
6686 * fileread.cc: Likewise.
6687 * fileread.h: Likewise.
6689 * gold-threads.cc: Likewise.
6690 * gold.cc: Likewise.
6691 * i386.cc: Likewise.
6693 * incremental-dump.cc: Likewise.
6694 * incremental.cc: Likewise.
6695 * layout.cc: Likewise.
6696 * layout.h: Likewise.
6697 * main.cc: Likewise.
6698 * merge.cc: Likewise.
6699 * merge.h: Likewise.
6700 * object.cc: Likewise.
6701 * object.h: Likewise.
6702 * options.cc: Likewise.
6703 * options.h: Likewise.
6704 * output.cc: Likewise.
6705 * output.h: Likewise.
6706 * plugin.cc: Likewise.
6707 * plugin.h: Likewise.
6708 * powerpc.cc: Likewise.
6709 * reloc.cc: Likewise.
6710 * script-c.h: Likewise.
6711 * script-sections.cc: Likewise.
6712 * script.cc: Likewise.
6713 * stringpool.cc: Likewise.
6714 * symtab.cc: Likewise.
6715 * symtab.h: Likewise.
6716 * target.cc: Likewise.
6717 * timer.cc: Likewise.
6718 * timer.h: Likewise.
6719 * version.cc: Likewise.
6720 * x86_64.cc: Likewise.
6722 2010-08-24 Nick Clifton <nickc@redhat.com>
6725 * layout.cc (segment_precedes): Sort segments by their physical
6726 addresses, if they have been set.
6728 2010-08-23 Cary Coutant <ccoutant@google.com>
6730 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6732 (Lib_group::include_member): Unlock object after deleting its
6734 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6737 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6738 Cary Coutant <ccoutant@google.com>
6740 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6741 constructor, and set_blocker.
6742 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6744 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6745 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6746 * testsuite/Makefile.am (start_lib_test): New test case.
6747 * testsuite/Makefile.in: Regenerate.
6748 * testsuite/start_lib_test_main.c: New file.
6749 * testsuite/start_lib_test_1.c: New file.
6750 * testsuite/start_lib_test_2.c: New file.
6751 * testsuite/start_lib_test_3.c: New file.
6753 2010-08-19 Ian Lance Taylor <iant@google.com>
6755 * Makefile.in: Rebuild with automake 1.11.1.
6756 * aclocal.m4: Likewise.
6757 * testsuite/Makefile.in: Likewise.
6759 2010-08-19 Ian Lance Taylor <iant@google.com>
6762 * i386.cc (class Output_data_plt_i386): Update declarations.
6763 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6764 local_ifuncs_ fields.
6765 (Target_i386::do_plt_section_for_global): New function.
6766 (Target_i386::do_plt_section_for_local): New function.
6767 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6768 parameter; change all callers. Initialize global_ifuncs_ and
6769 local_ifuncs_. If doing a static link define __rel_iplt_start and
6771 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6772 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6773 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6775 (Target_i386::make_plt_section): New function, broken out of
6776 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6777 (Target_i386::make_plt_entry): Call make_plt_section.
6778 (Target_i386::make_local_ifunc_plt_entry): New function.
6779 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6780 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6781 R_386_IRELATIVE to switch.
6782 (Target_i386::Scan::global): Likewise.
6783 (Target_i386::Relocate::relocate): Likewise.
6784 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6786 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6787 (Target_x86_64::do_plt_section_for_global): New function.
6788 (Target_x86_64::do_plt_section_for_local): New function.
6789 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6790 parameter; change all callers. If doing a static link define
6791 __rela_iplt_start and __rela_iplt_end.
6792 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6793 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6794 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6796 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6797 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6799 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6800 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6801 R_X86_64_IRELATIVE to switch.
6802 (Target_x86_64::Scan::global): Likewise.
6803 (Target_x86_64::Relocate::relocate): Likewise.
6804 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6806 * target.h (class Target): Add plt_section_for_global and
6807 plt_section_for_local functions. Add do_plt_section_for_global
6808 and do_plt_section_for_local virtual functions.
6809 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6810 clarifying comments.
6811 (Symbol::use_plt_offset): Handle IFUNC symbol.
6812 * object.cc (Sized_relobj::Sized_relobj): Initialize
6814 (Sized_relobj::local_has_plt_offset): New function.
6815 (Sized_relobj::local_plt_offset): New function.
6816 (Sized_relobj::set_local_plt_offset): New function.
6817 (Sized_relobj::do_count): Handle IFUNC symbol.
6818 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6819 a bit away from input_shndx_ field. Add set_is_func_symbol and
6820 is_ifunc_symbol functions.
6821 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6822 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6823 local_plt_offsets_ field.
6824 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6825 * output.h (class Output_section_data): Add non-const
6826 output_section function.
6827 (class Output_data_got): Update declarations.
6828 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6829 Add use_plt_offset parameter to global and local constructors.
6830 Change all callers. Change local_sym_index_ field to 31 bits.
6831 Change GSYM_CODE and CONSTANT_CODE accordingly.
6832 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6833 doing a static link don't set sh_link field.
6834 (Output_data_got::Got_entry::write): Use PLT offset if
6836 (Output_data_got::add_global_plt): New function.
6837 (Output_data_got::add_local_plt): New function.
6838 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6839 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6840 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6841 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6842 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6844 * testsuite/ifunc-sel.h: New file.
6845 * testsuite/ifuncmain1.c: New file.
6846 * testsuite/ifuncmain1vis.c: New file.
6847 * testsuite/ifuncmod1.c: New file.
6848 * testsuite/ifuncdep2.c: New file.
6849 * testsuite/ifuncmain2.c: New file.
6850 * testsuite/ifuncmain3.c: New file.
6851 * testsuite/ifuncmod3.c: New file.
6852 * testsuite/ifuncmain4.c: New file.
6853 * testsuite/ifuncmain5.c: New file.
6854 * testsuite/ifuncmod5.c: New file.
6855 * testsuite/ifuncmain6pie.c: New file.
6856 * testsuite/ifuncmod6.c: New file.
6857 * testsuite/ifuncmain7.c: New file.
6858 * configure, testsuite/Makefile.in: Rebuild.
6860 2010-08-18 Ian Lance Taylor <iant@google.com>
6863 (Output_section_incremental_inputs::write_input_files): Add cast
6864 to avoid signed/unsigned comparison warning.
6865 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6867 2010-08-12 Cary Coutant <ccoutant@google.com>
6869 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6871 2010-08-13 Ian Lance Taylor <iant@google.com>
6873 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6875 2010-08-12 Cary Coutant <ccoutant@google.com>
6876 Doug Kwan <dougkwan@google.com>
6878 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6879 defintion overrides non-weak undef, remember that the original undef
6881 * symtab.cc (Symbol_table::sized_write_global): For undef without
6882 an original weak binding, set binding to global in output.
6883 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6884 * testsuite/Makefile.in: Regenerate.
6885 * testsuite/strong_ref_weak_def.sh: New file.
6886 * testsuite/strong_ref_weak_def_1.c: Ditto.
6887 * testsuite/strong_ref_weak_def_2.c: Ditto.
6889 2010-08-12 Cary Coutant <ccoutant@google.com>
6891 * testsuite/incremental_test.sh: Rewrite.
6892 * testsuite/incremental_test_1.c: Rewrite.
6893 * testsuite/incremental_test_2.c: Rewrite.
6895 2010-08-12 Cary Coutant <ccoutant@google.com>
6897 * arm.cc (Target_arm::got_size): Add const.
6898 (Target_arm::got_entry_count): New function.
6899 (Target_arm::plt_entry_count): New function.
6900 (Target_arm::first_plt_entry_offset): New function.
6901 (Target_arm::plt_entry_size): New function.
6902 (Output_data_plt_arm::entry_count): New function.
6903 (Output_data_plt_arm::first_plt_entry_offset): New function.
6904 (Output_data_plt_arm::get_plt_entry_size): New function.
6905 * i386.cc (Target_i386::got_size): Add const.
6906 (Target_i386::got_entry_count): New function.
6907 (Target_i386::plt_entry_count): New function.
6908 (Target_i386::first_plt_entry_offset): New function.
6909 (Target_i386::plt_entry_size): New function.
6910 (Output_data_plt_i386::entry_count): New function.
6911 (Output_data_plt_i386::first_plt_entry_offset): New function.
6912 (Output_data_plt_i386::get_plt_entry_size): New function.
6913 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6914 find_incremental_inputs_sections. Dump incremental_got_plt section.
6915 * incremental.cc: Include target.h.
6916 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6917 parameter. Adjust all callers. Find incremental_got_plt section.
6918 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6920 (Output_section_incremental_inputs::set_final_data_size): Calculate
6921 size of incremental_got_plt section.
6922 (Output_section_incremental_inputs::do_write): Write the
6923 incremental_got_plt section.
6924 (Got_plt_view_info): New struct.
6925 (Local_got_offset_visitor): New class.
6926 (Global_got_offset_visitor): New class.
6927 (Global_symbol_visitor_got_plt): New class.
6928 (Output_section_incremental_inputs::write_got_plt): New function.
6929 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6930 Add parameter. Adjust all callers.
6931 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6932 (Incremental_inputs::got_plt_section): New function.
6933 (Incremental_inputs::got_plt_section_): New data member.
6934 (Incremental_got_plt_reader): New class.
6935 * layout.cc (Layout::create_incremental_info_sections): Add the
6936 incremental_got_plt section.
6937 * object.h (Got_offset_list::get_list): New function.
6938 (Got offset_list::for_all_got_offsets): New function.
6939 (Sized_relobj::local_got_offset_list): New function.
6940 * powerpc.cc (Target_powerpc::got_size): Add const.
6941 (Target_powerpc::got_entry_count): New function.
6942 (Target_powerpc::plt_entry_count): New function.
6943 (Target_powerpc::first_plt_entry_offset): New function.
6944 (Target_powerpc::plt_entry_size): New function.
6945 (Output_data_plt_powerpc::entry_count): New function.
6946 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6947 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6948 * sparc.cc (Target_sparc::got_size): Add const.
6949 (Target_sparc::got_entry_count): New function.
6950 (Target_sparc::plt_entry_count): New function.
6951 (Target_sparc::first_plt_entry_offset): New function.
6952 (Target_sparc::plt_entry_size): New function.
6953 (Output_data_plt_sparc::entry_count): New function.
6954 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6955 (Output_data_plt_sparc::get_plt_entry_size): New function.
6956 * symtab.h (Symbol::got_offset_list): New function.
6957 (Symbol_table::for_all_symbols): New function.
6958 * target.h (Sized_target::got_entry_count): New function.
6959 (Sized_target::plt_entry_count): New function.
6960 (Sized_target::plt_entry_size): New function.
6961 * x86_64.cc (Target_x86_64::got_size): Add const.
6962 (Target_x86_64::got_entry_count): New function.
6963 (Target_x86_64::plt_entry_count): New function.
6964 (Target_x86_64::first_plt_entry_offset): New function.
6965 (Target_x86_64::plt_entry_size): New function.
6966 (Output_data_plt_x86_64::entry_count): New function.
6967 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6968 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6970 2010-08-12 Cary Coutant <ccoutant@google.com>
6972 * archive.cc: Include incremental.h.
6973 (Archive::Archive): Initialize incremental_info_.
6974 (Archive::include_member): Record archive members in incremental info.
6975 (Add_archive_symbols::run): Record begin and end of an archive in
6977 (Lib_group::include_member): Record objects in incremental info.
6978 * archive.h (Incremental_archive_entry): Forward declaration.
6979 (Archive::set_incremental_info): New member function.
6980 (Archive::incremental_info): New member function.
6981 (Archive::Unused_symbol_iterator): New class.
6982 (Archive::unused_symbols_begin): New member function.
6983 (Archive::unused_symbols_end): New member function.
6984 (Archive::incremental_info_): New data member.
6985 * incremental-dump.cc (find_input_containing_global): New function.
6986 (dump_incremental_inputs): Dump new incremental info sections.
6987 * incremental.cc: Include symtab.h.
6988 (Output_section_incremental_inputs): New class.
6989 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6990 new incremental info sections.
6991 (Sized_incremental_binary::do_check_inputs): Likewise.
6992 (Incremental_inputs::report_archive): Remove.
6993 (Incremental_inputs::report_archive_begin): New function.
6994 (Incremental_inputs::report_archive_end): New function.
6995 (Incremental_inputs::report_object): New function.
6996 (Incremental_inputs::finalize_inputs): Remove.
6997 (Incremental_inputs::report_input_section): New function.
6998 (Incremental_inputs::report_script): Rewrite.
6999 (Incremental_inputs::finalize): Do nothing but finalize string table.
7000 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7001 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7002 (Incremental_inputs::create_data_sections): New function.
7003 (Incremental_inputs::relocs_entsize): New function.
7004 (Output_section_incremental_inputs::set_final_data_size): New function.
7005 (Output_section_incremental_inputs::do_write): New function.
7006 (Output_section_incremental_inputs::write_header): New function.
7007 (Output_section_incremental_inputs::write_input_files): New function.
7008 (Output_section_incremental_inputs::write_info_blocks): New function.
7009 (Output_section_incremental_inputs::write_symtab): New function.
7010 * incremental.h (Incremental_script_entry): Forward declaration.
7011 (Incremental_object_entry): Forward declaration.
7012 (Incremental_archive_entry): Forward declaration.
7013 (Incremental_inputs): Forward declaration.
7014 (Incremental_inputs_header_data): Remove.
7015 (Incremental_inputs_header): Remove.
7016 (Incremental_inputs_header_write): Remove.
7017 (Incremental_inputs_entry_data): Remove.
7018 (Incremental_inputs_entry): Remove.
7019 (Incremental_inputs_entry_write): Remove.
7020 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7021 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7022 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7023 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7025 (Incremental_input_entry): New class.
7026 (Incremental_script_entry): New class.
7027 (Incremental_object_entry): New class.
7028 (Incremental_archive_entry): New class.
7029 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7030 (Incremental_inputs::report_inputs): Remove.
7031 (Incremental_inputs::report_archive): Remove.
7032 (Incremental_inputs::report_archive_begin): New function.
7033 (Incremental_inputs::report_archive_end): New function.
7034 (Incremental_inputs::report_object): Change prototype.
7035 (Incremental_inputs::report_input_section): New function.
7036 (Incremental_inputs::report_script): Change prototype.
7037 (Incremental_inputs::get_reloc_count): New function.
7038 (Incremental_inputs::set_reloc_count): New function.
7039 (Incremental_inputs::create_data_sections): New function.
7040 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7041 (Incremental_inputs::inputs_section): New function.
7042 (Incremental_inputs::symtab_section): New function.
7043 (Incremental_inputs::relocs_section): New function.
7044 (Incremental_inputs::get_stringpool): Add const.
7045 (Incremental_inputs::command_line): Add const.
7046 (Incremental_inputs::inputs): Remove.
7047 (Incremental_inputs::command_line_key): New function.
7048 (Incremental_inputs::input_file_count): New function.
7049 (Incremental_inputs::input_files): New function.
7050 (Incremental_inputs::relocs_entsize): New function.
7051 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7052 (Incremental_inputs::finalize_inputs): Remove.
7053 (Incremental_inputs::Input_info): Remove.
7054 (Incremental_inputs::lock_): Remove.
7055 (Incremental_inputs::inputs_): Change type.
7056 (Incremental_inputs::inputs_map_): Remove.
7057 (Incremental_inputs::current_object_entry_): New data member.
7058 (Incremental_inputs::inputs_section_): New data member.
7059 (Incremental_inputs::symtab_section_): New data member.
7060 (Incremental_inputs::relocs_section_): New data member.
7061 (Incremental_inputs::reloc_count_): New data member.
7062 (Incremental_inputs_reader): New class.
7063 (Incremental_symtab_reader): New class.
7064 (Incremental_relocs_reader): New class.
7065 * layout.cc (Layout::finalize): Move finalization of incremental info
7066 and creation of incremental info sections to follow finalization of
7067 symbol table. Set offsets for postprocessing sections.
7068 (Layout::create_incremental_info_sections): Call
7069 Incremental_inputs::create_data_sections. Add incremental symtab
7070 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7071 sections to layout after input sections.
7072 * layout.h (struct Timespec): Forward declaration.
7073 (Layout::incremental_inputs): Add const.
7074 (Layout::create_incremental_info_sections): Add parameter.
7075 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7076 * object.cc: Include incremental.h.
7077 (Relobj::finalize_incremental_relocs): New function.
7078 (Sized_relobj::do_layout): Record input sections in incremental info.
7079 * object.h (Object::output_section): New function.
7080 (Object::output_section_offset): Moved from Relobj.
7081 (Object::get_incremental_reloc_base): New function.
7082 (Object::get_incremental_reloc_count): New function.
7083 (Object::do_output_section): New function.
7084 (Object::do_output_section_offset): Moved from Relobj.
7085 (Object::do_get_incremental_reloc_base): New function.
7086 (Object::do_get_incremental_reloc_count): New function.
7087 (Object::Object): Initialize new data members.
7088 (Relobj::output_section): Renamed do_output_section and moved to
7090 (Relobj::output_section_offset): Moved to Object.
7091 (Relobj::do_get_incremental_reloc_base): New function.
7092 (Relobj::do_get_incremental_reloc_count): New function.
7093 (Relobj::allocate_incremental_reloc_counts): New function.
7094 (Relobj::count_incremental_reloc): New function.
7095 (Relobj::finalize_incremental_relocs): New function.
7096 (Relobj::next_incremental_reloc_index): New function.
7097 (Relobj::reloc_counts_): New data member.
7098 (Relobj::reloc_bases_): New data member.
7099 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7100 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7101 (Sized_relobj::incremental_relocs_scan): New function.
7102 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7103 (Sized_relobj::incremental_relocs_write): New function.
7104 (Sized_relobj::incremental_relocs_write_reltype): New function.
7105 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7107 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7108 archives and object files elsewhere.
7109 (Add_symbols::run): Report object files here.
7110 (Finish_group::run): Report end of archive at end of group.
7111 * reloc.cc: Include layout.h, incremental.h.
7112 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7113 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7114 (Sized_relobj::incremental_relocs_scan): New function.
7115 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7116 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7117 (Sized_relobj::incremental_relocs_write): New function.
7118 (Sized_relobj::incremental_relocs_write_reltype): New function.
7119 * script.cc (read_input_script): Rewrite test for incremental link.
7120 Change call to Incremental_inputs::report_script.
7121 * symtab.h (Symbol_table::first_global_index): New function.
7122 (Symbol_table::output_count): New function.
7124 2010-08-12 Doug Kwan <dougkwan@google.com>
7126 * arm.cc (Target_arm::merge_object_attributes): Check command line
7127 options --no-wchar-size-warning and --no-enum-size-warning.
7128 * options.h (General_options): Add ld-compatible options
7129 --no-enum-size-warning and --no-wchar-size-warning.
7131 2010-08-04 Ian Lance Taylor <iant@google.com>
7133 * x86_64.cc (Target_x86_64::Scan::local): Use
7134 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7135 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7136 (Target_x86_64::Scan::global): Likewise.
7137 (Target_x86_64::Relocate::relocate): Likewise.
7138 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7141 2010-08-03 Cary Coutant <ccoutant@google.com>
7143 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7144 to reserve space in merged_strings vector. Keep total input size
7146 (Output_merge_string::do_print_merge_stats): Print total input size.
7147 * merge.h (Output_merge_string): Add input_size_ field.
7148 * stringpool.cc (Stringpool_template::string_length): Move
7149 implementations out of Stringpool_template class and place in
7151 * stringpool.h (string_length): Move out of Stringpool_template.
7153 2010-08-03 Ian Lance Taylor <iant@google.com>
7156 * layout.cc (relaxation_loop_body): If address of load segment is
7157 set, adjust address to include headers if possible.
7159 2010-08-03 Ian Lance Taylor <iant@google.com>
7161 * version.cc (version_string): Bump to 1.10.
7163 2010-08-03 Ian Lance Taylor <iant@google.com>
7166 * layout.h (enum Output_section_order): Define.
7167 (class Layout): Update declarations.
7168 * layout.cc (Layout::get_output_section): Add order parameter.
7169 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7170 is_first_non_relro parameters. Change all callers.
7171 (Layout::choose_output_section): Likewise.
7172 (Layout::add_output_section_data): Likewise.
7173 (Layout::make_output_section): Likewise. Set order.
7174 (Layout::default_section_order): New function.
7175 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7176 * output.cc (Output_section::Output_section): Initialize order_.
7177 Don't initialize deleted fields.
7178 (Output_segment::Output_segment): Don't initialize deleted
7180 (Output_segment::add_output_section_to_load): New function
7181 replacing add_output_section. Change all callers to call this or
7182 add_output_section_to_nonload.
7183 (Output_segment::add_output_section_to_nonload): New function.
7184 (Output_segment::remove_output_section): Rewrite.
7185 (Output_segment::add_initial_output_data): Likewise.
7186 (Output_segment::has_any_data_sections): Likewise.
7187 (Output_segment::is_first_section_relro): Likewise.
7188 (Output_segment::maximum_alignment): Likewise.
7189 (Output_segment::has_dynamic_reloc): New function replacing
7190 dynamic_reloc_count. Change all callers.
7191 (Output_segment::has_dynamic_reloc_list): New function replacing
7192 dynamic_reloc_count_list. Change all callers.
7193 (Output_segment::set_section_addresses): Rewrite.
7194 (Output_segment::set_offset): Rewrite.
7195 (Output_segment::find_first_and_last_list): Remove.
7196 (Output_segment::set_tls_offsets): Rewrite.
7197 (Output_segment::first_section_load_address): Likewise.
7198 (Output_segment::output_section_count): Likewise.
7199 (Output_segment::section_with_lowest_load_address): Likewise.
7200 (Output_segment::write_section_headers): Likewise.
7201 (Output_segment::print_sections_to_map): Likewise.
7202 * output.h (class Output_data): Remove dynamic_reloc_count_
7203 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7204 (Output_data::add_dynamic_reloc): Rewrite.
7205 (Output_data::has_dynamic_reloc): New function.
7206 (Output_data::dynamic_reloc_count): Remove.
7207 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7208 is_last_relro_, is_first_non_relro_, is_interp_,
7209 is_dynamic_linker_section_ fields. Add order and set_order
7210 functions. Remove is_relro_local, set_is_relro_local,
7211 is_last_relro, set_is_last_relro, is_first_non_relro,
7212 set_is_first_non_relro functions, is_interp, set_is_interp,
7213 is_dynamic_linker_section, and set_is_dynamic_linker_section
7215 (class Output_segment): Change Output_data_list from std::list to
7216 std:;vector. Add output_lists_ field. Remove output_data_ and
7217 output_bss_ fields. Update declarations.
7219 2010-08-02 Ian Lance Taylor <iant@google.com>
7221 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7222 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7223 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7225 2010-08-02 Ian Lance Taylor <iant@google.com>
7228 * script.cc (Script_options::Script_options): Initialize
7229 symbol_definitions_ and symbol_references_.
7230 (Script_options::add_symbol_assignment): Update
7231 symbol_definitions_ and symbol_references_.
7232 (Script_options::add_symbol_reference): New function.
7233 (script_symbol): New function.
7234 * script.h (class Script_options): Add symbol_definitions_ and
7235 symbol_references_ fields.
7236 (Script_options::referenced_const_iterator): New type.
7237 (Script_options::referenced_begin): New function.
7238 (Script_options::referenced_end): New function.
7239 (Script_options::is_referenced): New function.
7240 (Script_options::any_unreferenced): New function.
7241 * script-c.h (script_symbol): Declare.
7242 * yyscript.y (exp): Call script_symbol.
7243 * symtab.cc: Include "script.h".
7244 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7245 Change all callers. Check symbols referenced by scripts.
7246 (Symbol_table::add_undefined_symbols_from_command_line): Add
7247 layout parameter. Change all callers.
7248 (Symbol_table::do_add_undefined_symbols_from_command_line):
7249 Likewise. Break out loop body. Check symbols referenced by
7251 (Symbol_table::add_undefined_symbol_from_command_line): New
7252 function broken out of
7253 do_add_undefined_symbols_from_command_line.
7254 * symtab.h (class Symbol_table): Update declarations.
7255 * archive.cc: Include "layout.h".
7256 (Archive::should_include_member): Add layout parameter. Change
7257 all callers. Check for symbol mentioned in expression.
7258 * archive.h (class Archive): Update declaration.
7259 * object.cc (Sized_relobj::do_should_include_member): Add layout
7261 * object.h (Object::should_include_member): Add layout parameter.
7263 (Object::do_should_include_member): Add layout parameter.
7264 (class Sized_relobj): Update declaration.
7265 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7267 * dynobj.h (class Sized_dynobj): Update declaration.
7268 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7270 * plugin.h (class Sized_pluginobj): Update declaration.
7272 2010-08-02 Ian Lance Taylor <iant@google.com>
7275 * output.cc (Output_segment::set_offset): Search for the first and
7276 last sections rather than assuming that the list is in order.
7277 (Output_segment::find_first_and_last_list): New function.
7278 * output.h (class Output_segment): Update declarations.
7279 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7280 (relro_strip_test_SOURCES): New variable.
7281 (relro_strip_test_DEPENDENCIES): New variable.
7282 (relro_strip_test_LDFLAGS): New variable.
7283 (relro_strip_test_LDADD): New variable.
7284 (relro_strip_test.so): New target.
7286 2010-08-02 Ian Lance Taylor <iant@google.com>
7288 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7289 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7290 (Target_i386::got_tlsdesc_section): New function.
7291 (Target_i386::got_section): Create space for GOT entries for
7292 TLSDESC relocations.
7293 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7295 (Target_i386::Scan::global): Likewise.
7296 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7298 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7299 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7300 (Target_x86_64::got_tlsdesc_section): New function.
7301 (Target_x86_64::got_section): Create space for GOT entries for
7302 TLSDESC relocations.
7303 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7305 (Target_x86_64::Scan::global): Likewise.
7306 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7309 2010-08-02 Ian Lance Taylor <iant@google.com>
7311 * testsuite/final_layout.sh: Use dc to convert from hex to
7314 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7316 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7317 paramter to the call to gold::gc_process_relocs.
7318 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7319 paramter to the call to gold::gc_process_relocs.
7320 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7321 parameter to the call to gold::gc_process_relocs.
7322 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7323 template parameter to the call to gold::gc_process_relocs.
7324 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7325 paramter to the call to gold::gc_process_relocs.
7326 * gc.h (get_embedded_addend_size): New function.
7327 (gc_process_relocs): Save the size of the reloc for use by ICF.
7328 * icf.cc (get_section_contents): Get the addend from the text section
7329 for SHT_REL relocation sections.
7330 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7331 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7332 * int_encoding.h (read_from_pointer): New overloaded function.
7333 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7334 * testsuite/icf_sht_rel_addend_test.sh: New file.
7335 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7336 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7338 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7340 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7341 * Makefile.in: Regenerate.
7342 * testsuite/Makefile.in: Regenerate.
7344 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7346 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7347 * gold/testsuite/debug_msg.cc: Likewise.
7348 * gold/testsuite/odr_violation1.cc
7349 * gold/testsuite/odr_violation2.cc
7351 2010-07-21 Cary Coutant <ccoutant@google.com>
7353 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7354 string, and length fields.
7355 (Output_merge_string::Merged_strings_list): New type.
7356 (Output_merge_string::Merged_strings_lists): New typedef.
7357 (Output_merge_string): Replace merged_strings_ with
7358 merged_strings_lists_.
7359 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7360 Merged_strings_list per input object and section. Don't store pointer
7361 to the string. Don't store length with each merged string entry.
7362 (Output_merge_string::finalize_merged_data): Loop over list of merged
7363 strings lists. Recompute length of each merged string.
7365 2010-07-15 Cary Coutant <ccoutant@google.com>
7367 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7370 2010-07-14 Ian Lance Taylor <iant@google.com>
7372 * descriptors.cc (Descriptors::open): Report correct name in error
7375 2010-07-13 Doug Kwan <dougkwan@google.com>
7377 * arm.cc (Arm_input_section::Arm_input_section): For a
7378 SHT_ARM_EXIDX section, always keeps the input sections.
7379 (Arm_input_section::set_exidx_section_link): New method.
7380 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7381 has_errors_ to false.
7382 (Arm_exidx_input_section::has_errors,
7383 Arm_exidx_input_section::set_has_errors): New methods.
7384 (Arm_exidx_input_section::has_errors_): New data member.
7385 (Arm_relobj::get_exidx_shndx_list): New method.
7386 (Arm_output_section::append_text_sections_to_list): Do not skip
7387 section without SHF_EXECINSTR.
7388 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7390 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7391 section header. Make error messages more verbose. Check for
7392 a non-executable section linked to an EXIDX section.
7393 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7394 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7395 check that there is no deferred EXIDX section if we exit early.
7396 Instead of not making an EXIDX section in case of an error, make one
7397 and set the has_errors flag of it.
7398 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7399 in a relocatable link.
7400 (Target_arm::do_relax): Look for the EXIDX output section instead of
7401 assuming that it is called .ARM.exidx.
7402 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7403 section list. Do not check for SHF_EXECINSTR section flags but
7404 skip any input section with errors.
7405 * output.cc (Output_section::Output_section): Initialize
7406 always_keeps_input_sections_ to false.
7407 (Output_section::add_input_section): Check for
7408 always_keeps_input_sections_.
7409 * output.h (Output_section::always_keeps_input_sections,
7410 Output_section::set_always_keeps_input_sections): New methods.
7411 (Output_section::always_keeps_input_sections): New data member.
7413 2010-07-13 Rafael Espindola <espindola@google.com>
7415 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7416 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7418 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7419 Ian Lance Taylor <iant@google.com>
7421 * output.h (Output_section_lookup_maps::add_merge_section):
7422 Correct check of whether value was inserted.
7423 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7424 (Output_section_lookup_maps::add_relaxed_input_section):
7426 * arm.cc (Target_arm::got_section): Remove used local os.
7427 * i386.cc (Target_i386::got_section): Likewise.
7428 * x86_64.cc (Target_x86_64::got_section): Likewise.
7429 * sparc.cc (Target_sparc::got_section): Likewise.
7430 (Target_sparc::relocate): Remove unused local have_got_offset.
7431 * powerpc.cc (Target_powerpc::relocate): Likewise.
7433 2010-07-13 Ian Lance Taylor <iant@google.com>
7435 * compressed_output.cc (zlib_decompress): Fix signature in
7438 * archive.cc (Archive::include_member): Unlock an external member
7439 of a thin archive. Don't bother to delete an object we know is
7442 2010-07-12 Cary Coutant <ccoutant@google.com>
7444 * compressed_output.cc (zlib_decompress): New function.
7445 (get_uncompressed_size): New function.
7446 (decompress_input_section): New function.
7447 * compressed_output.h (get_uncompressed_size): New function.
7448 (decompress_input_section): New function.
7449 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7450 Handle compressed debug sections.
7451 * layout.cc (is_compressed_debug_section): New function.
7452 (Layout::output_section_name): Map compressed section names to
7454 * layout.h (is_compressed_debug_section): New function.
7455 (is_debug_info_section): Recognize compressed debug sections.
7456 * merge.cc: Include compressed_output.h.
7457 (Output_merge_data::do_add_input_section): Handle compressed
7459 (Output_merge_string::do_add_input_section): Handle compressed
7461 * object.cc: Include compressed_output.h.
7462 (Sized_relobj::Sized_relobj): Initialize new data members.
7463 (build_compressed_section_map): New function.
7464 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7465 * object.h (Object::section_is_compressed): New method.
7466 (Object::do_section_is_compressed): New method.
7467 (Sized_relobj::Compressed_section_map): New type.
7468 (Sized_relobj::do_section_is_compressed): New method.
7469 (Sized_relobj::compressed_sections_): New data member.
7470 * output.cc (Output_section::add_input_section): Handle compressed
7472 * reloc.cc: Include compressed_output.h.
7473 (Sized_relobj::write_sections): Handle compressed debug sections.
7475 2010-07-08 Cary Coutant <ccoutant@google.com>
7477 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7478 weak when resolving to a dynamic def.
7479 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7480 for weak undef/dynamic def cases. Adjust callers.
7481 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7482 undef_binding_weak_.
7483 (Symbol_table::sized_write_globals): Adjust symbol binding.
7484 (Symbol_table::sized_write_symbol): Add binding parameter.
7485 * symtab.h (Symbol::set_undef_binding): New method.
7486 (Symbol::is_undef_binding_weak): New method.
7487 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7488 (Symbol_table::should_override): Add new parameter.
7489 (Symbol_table::sized_write_symbol): Add new parameter.
7491 * testsuite/weak_undef_file1.cc: Add new test case.
7492 * testsuite/weak_undef_file2.cc: Fix header comment.
7493 * testsuite/weak_undef_test.cc: Add new test case.
7495 2010-06-29 Doug Kwan <dougkwan@google.com>
7497 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7498 Initialize USE_SYMBOL_.
7499 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7501 (Arm_reloc_property::uses_symbol_): New data member declaration.
7502 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7503 uses symbol value and symbol is undefined but not weakly undefined.
7505 2010-06-28 Rafael Espindola <espindola@google.com>
7507 * plugin.cc (Plugin::load): Use dlerror.
7509 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7511 * symtab.cc (detect_odr_violations): When reporting an ODR
7512 violation, report an object where the symbol is defined.
7514 2010-06-25 Doug Kwan <dougkwan@google.com>
7516 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7517 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7519 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7520 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7521 target hook to detect function points.
7522 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7523 * icf.h (Icf::check_section_for_function_pointers): Change type of
7524 parameter SECTION_NAME to const reference to std::string. Use
7525 target hook to determine if section may have unsafe pointers.
7526 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7529 2010-06-21 Rafael Espindola <espindola@google.com>
7531 * fileread.cc (Input_file::find_fie): New
7532 (Input_file::open): Use Input_file::find_fie.
7533 * fileread.h (Input_file::find_fie): New
7534 * plugin.cc (set_extra_library_path): New.
7535 (Plugin::load): Add set_extra_library_path to the transfer vector.
7536 (Plugin_manager::set_extra_library_path): New.
7537 (Plugin_manager::add_input_file): Use the extra search path if set.
7538 (set_extra_library_path(): New.
7539 * plugin.h (Plugin_manager): Add set_extra_library_path and
7542 2010-06-19 Cary Coutant <ccoutant@google.com>
7544 * layout.cc (gdb_sections): Add .debug_types.
7545 (lines_only_debug_sections): Likewise.
7547 2010-06-18 Rafael Espindola <espindola@google.com>
7549 * plugin.cc (add_input_file,add_input_library)
7550 (Plugin_manager::add_input_file): Make filename arguments const.
7551 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7554 2010-06-16 Doug Kwan <dougkwan@google.com>
7556 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7557 .ARM.attributes section if we have not merged any input
7558 attributes sections.
7560 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7562 * arm.cc: Allow combining objects with no EABI version
7565 2010-06-15 Rafael Espindola <espindola@google.com>
7567 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7569 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7571 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7572 (struct iovec): Correct !HAVE_READV definition.
7574 2010-06-10 Cary Coutant <ccoutant@google.com>
7576 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7577 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7579 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7582 * symtab.h (Symbol::is_placeholder): New member function.
7583 * target-reloc.h (relocate_section): Check for placeholder symbols.
7585 * testsuite/Makefile.am (plugin_test_8): New test.
7586 (plugin_test_9): New test.
7587 * testsuite/Makefile.in: Regenerate.
7589 2010-06-09 Nick Clifton <nickc@redhat.com>
7591 * yyscript.y (input_list_element): Allow strings prefixed with
7592 the '-' character. Treat these as libraries.
7593 * script.cc (script_add_library): New function. Adds a library
7594 specified by "-l<name>" found in an input script.
7595 * script-c.h: Add prototype for script_add_library.
7597 2010-06-07 Doug Kwan <dougkwan@google.com>
7599 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7600 Restrict stub-group size to be within long conditional branch
7601 range when working around cortex-A8 erratum.
7603 2010-06-07 Damien Diederen <dd@crosstwine.com>
7605 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7608 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7612 (Output_section::Input_section_sort_entry::compare_section_ordering):
7613 Change to return non-zero correctly.
7614 (Output_section::Input_section_sort_section_order_index_compare
7615 ::operator()): Change to fix ambiguity in comparisons.
7617 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7619 * gold.h (is_wildcard_string): New function.
7620 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7621 (Layout::layout_eh_frame): Ditto.
7622 (Layout::find_section_order_index): New method.
7623 (Layout::read_layout_from_file): New method.
7624 * layout.h (Layout::find_section_order_index): New method.
7625 (Layout::read_layout_from_file): New method.
7626 (Layout::input_section_position_): New private member.
7627 (Layout::input_section_glob_): New private member.
7628 * main.cc (main): Call read_layout_from_file here.
7629 * options.h (--section-ordering-file): New option.
7630 * output.cc (Output_section::input_section_order_specified_): New
7632 (Output_section::Output_section): Initialize new member.
7633 (Output_section::add_input_section): Add new parameter.
7634 Keep input sections when --section-ordering-file is used.
7635 (Output_section::set_final_data_size): Sort input sections when
7636 section ordering file is specified.
7637 (Output_section::Input_section_sort_entry): Add new parameter.
7639 (Output_section::Input_section_sort_entry::compare_section_ordering):
7641 (Output_section::Input_section_sort_compare::operator()): Change to
7642 consider section_order_index.
7643 (Output_section::Input_section_sort_init_fini_compare::operator()):
7644 Change to consider section_order_index.
7645 (Output_section::Input_section_sort_section_order_index_compare
7646 ::operator()): New method.
7647 (Output_section::sort_attached_input_sections): Change to sort
7648 according to section order when specified.
7649 (Output_section::add_input_section<32, true>): Add new parameter.
7650 (Output_section::add_input_section<64, true>): Add new parameter.
7651 (Output_section::add_input_section<32, false>): Add new parameter.
7652 (Output_section::add_input_section<64, false>): Add new parameter.
7653 * output.h (Output_section::add_input_section): Add new parameter.
7654 (Output_section::input_section_order_specified): New
7656 (Output_section::set_input_section_order_specified): New method.
7657 (Input_section::Input_section): Initialize section_order_index_.
7658 (Input_section::section_order_index): New method.
7659 (Input_section::set_section_order_index): New method.
7660 (Input_section::section_order_index_): New member.
7661 (Input_section::Input_section_sort_section_order_index_compare): New
7663 (Output_section::input_section_order_specified_): New member.
7664 * script-sections.cc (is_wildcard_string): Delete and move modified
7666 (Output_section_element_input::Output_section_element_input): Modify
7667 call to is_wildcard_string.
7668 (Output_section_element_input::Input_section_pattern
7669 ::Input_section_pattern): Ditto.
7670 (Output_section_element_input::Output_section_element_input): Ditto.
7671 * testsuite/Makefile.am (final_layout): New test case.
7672 * testsuite/Makefile.in: Regenerate.
7673 * testsuite/final_layout.cc: New file.
7674 * testsuite/final_layout.sh: New file.
7676 2010-06-01 Rafael Espindola <espindola@google.com>
7678 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7680 2010-06-01 Rafael Espindola <espindola@google.com>
7682 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7683 visibility of symbols.
7685 2010-05-27 Doug Kwan <dougkwan@google.com>
7687 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7688 from start of output section instead of address for a local symbol
7689 in a merged or relaxed section when doing a relocatable link.
7691 2010-05-26 Rafael Espindola <espindola@google.com>
7694 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7695 adding sections the garbage collector removed.
7696 * gold/testsuite/Makefile.am: Add test.
7697 * gold/testsuite/Makefile.in: Regenerate.
7698 * gold/testsuite/plugin_test_7.sh: New.
7699 * gold/testsuite/plugin_test_7_1.c: New.
7700 * gold/testsuite/plugin_test_7_2.c: New.
7702 2010-05-26 Rafael Espindola <espindola@google.com>
7704 * script-sections.cc (Output_section_definition::set_section_addresses):
7705 Check for --section-start.
7707 2010-05-26 Doug Kwan <dougkwan@google.com>
7709 * arm.cc (Arm_scan_relocatable_relocs): New class.
7710 (Target_arm::relocate_special_relocatable): New method.
7711 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7712 (Arm_relocate_functions::thumb_branch_common): Same.
7713 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7714 instead of Default_scan_relocatable_relocs.
7715 * target-reloc.h (relocate_for_relocatable): Let target handle
7716 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7717 * target.h (Sized_target::relocate_special_relocatable): New method.
7719 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7721 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7723 2010-05-23 Doug Kwan <dougkwan@google.com>
7725 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7727 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7728 with a direct branch, not a conditional branch, to a stub.
7729 * merge.cc (Output_merge_base::record_input_section): New method
7731 (Output_merge_data::do_add_input_section): Record input section if
7732 keeps-input-sections flag is set.
7733 (Output_merge_string::do_add_input_section): Ditto.
7734 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7735 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7737 (Output_merge_base::keeps_input_sections,
7738 Output_merge_base::set_keeps_input_sections,
7739 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7741 (Output_merge_base::Input_sections): New type declaration.
7742 (Output_merge_base::input_sections_begin,
7743 Output_merge_base::input_sections_end,
7744 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7745 (Output_merge_base::bool keeps_input_sections_,
7746 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7747 Output_merge_base::input_sections_): New data members.
7748 (Output_merge_data::do_set_keeps_input_sections): New method
7750 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7751 * output.cc (Output_section::Input_section::relobj): Move method
7752 defintion from class declaration to here and handle merge sections.
7753 (Output_section::Input_section::shndx): Ditto.
7754 (Output_section::Output_section): Remove initializations of removed
7755 data members and initialize new data member LOOKUP_MAPS_.
7756 (Output_section::add_input_section): Set keeps-input-sections flag
7757 for a newly created merge output section as appropriate. Adjust code
7758 to use Output_section_lookup_maps class.
7759 (Output_section::add_relaxed_input_section): Adjst code for lookup
7760 maps code refactoring.
7761 (Output_section::add_merge_input_section): Add a new parameter
7762 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7763 class. If adding input section to a newly created merge output
7764 section fails, remove the new merge section.
7765 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7766 Adjust code for use of the Output_section_lookup_maps class.
7767 (Output_section::find_merge_section): Ditto.
7768 (Output_section::build_lookup_maps): New method defintion.
7769 (Output_section::find_relaxed_input_section): Adjust code to use
7770 Output_section_lookup_maps class.
7771 (Output_section::get_input_sections): Export merge sections. Adjust
7772 code to use Output_section_lookup_maps class.
7773 (Output_section:::add_script_input_section): Adjust code to use
7774 Output_section_lookup_maps class. Update lookup maps for merge
7776 (Output_section::discard_states): Use Output_section_lookup_maps.
7777 (Output_section::restore_states): Same.
7778 * output.h (Merge_section_properties): Move class defintion out of
7780 (Output_section_lookup_maps): New class.
7781 (Output_section::Input_section::is_merge_section): New method
7783 (Output_section::Input_section::relobj): Move defintion out of class
7784 defintion. Declare method only.
7785 (Output_section::Input_section::shndx): Ditto.
7786 (Output_section::Input_section::output_merge_base): New method defintion.
7787 (Output_section::Input_section::u2_.pomb): New union field.
7788 (Output_section::Merge_section_by_properties_map,
7789 Output_section::Output_section_data_by_input_section_map,
7790 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7792 (Output_section::add_merge_input_section): Add new parameter
7793 KEEPS_INPUT_SECTIONS.
7794 (Output_section::build_lookup_maps): New method declaration.
7795 (Output_section::merge_section_map_,
7796 Output_section::merge_section_by_properties_map_,
7797 Output_section::relaxed_input_section_map_,
7798 Output_section::is_relaxed_input_section_map_valid_): Remove data
7800 (Output_section::lookup_maps_): New data member.
7802 2010-05-21 Doug Kwan <dougkwan@google.com>
7805 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7806 avoid a compilation error.
7808 2010-05-19 Rafael Espindola <espindola@google.com>
7810 * script-sections.cc (Output_section_definition::allocate_to_segment):
7811 Update the phdrs_list even when the output section is NULL.
7812 * testsuite/Makefile.am: Add test.
7813 * testsuite/Makefile.in: Regenerate.
7814 * testsuite/script_test_9.cc: New.
7815 * testsuite/script_test_9.sh: New.
7816 * testsuite/script_test_9.t: New.
7818 2010-05-19 Doug Kwan <dougkwan@google.com>
7820 * arm.cc (Arm_input_section::original_size): New method.
7821 (Arm_input_section::do_addralign): Add a cast.
7822 (Arm_input_section::do_output_offset): Remove static cast.
7823 (Arm_input_section::original_addralign,
7824 Arm_input_section::original_size_): Change type to uint32_t.
7825 (Arm_input_section::init): Add safe casts for section alignment
7827 (Arm_input_section::set_final_data_size): Do not set address and
7828 offset of stub table.
7829 (Arm_output_section::fix_exidx_coverage): Change use of of
7830 Output_section::Simple_input_section to that of
7831 Output_section::Input_section.
7832 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7833 except for the first pass.
7834 * output.cc (Output_section::get_input_sections): Change type of
7835 input_sections to std::list<Input_section>.
7836 (Output_section::add_script_input_section): Rename from
7837 Output_section::add_simple_input_section. Change type of SIS
7838 parameter from Simple_input_section to Input_section.
7839 * output.h (Output_section::Simple_input_section): Remove class.
7840 (Output_section::Input_section): Change class visibility to public.
7841 (Output_section::Input_section::addralign): Use stored alignments
7842 for special input sections if set.
7843 (Output_section::Input_section::set_addralign): New method.
7844 (Output_section::get_input_sections): Change parameter type from
7845 list of Simple_input_section to list of Input_section.
7846 (Output_section::add_script_input_section): Rename from
7847 Output_section::add_simple_input_section. Change first parameter's
7848 type from Simple_input_section to Input_section and remove the
7849 second and third parameters.
7850 * script-sections.cc (Input_section::Input_section_list): Change
7851 type to list of Output_section::Input_section/
7852 (Input_section_info::Input_section_info): Change parameter type of
7853 INPUT_SECTION to Output_section::Input_section.
7854 (Input_section_info::input_section): Change return type.
7855 (Input_section_info::input_section_): Change type to
7856 Output_section::Input_section.
7857 (Output_section_element_input::set_section_addresses): Adjust code
7858 to use Output_section::Input_section instead of
7859 Output_section::Simple_input_section. Adjust code for renaming
7860 of Output_section::add_simple_input_section.
7861 (Orphan_output_section::set_section_addresses): Ditto.
7863 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7865 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7866 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7868 2010-05-18 Rafael Espindola <espindola@google.com>
7870 * options.cc (General_options::finalize): Handle -nostdlib.
7871 * options.h (nostdlib): New option.
7872 * script.cc (script_add_search_dir): Handle -nostdlib.
7874 2010-05-12 Doug Kwan <dougkwan@google.com>
7876 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7877 attributes section only if there no attributes section after merging.
7878 (Target_arm::merge_object_attributes): Move value of
7879 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7880 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7881 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7882 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7883 and arm_attr_merge_7.stdout.
7884 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7885 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7886 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7887 arm_attr_merge_7b.o): New rules.
7888 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7890 * testsuite/Makefile.in: Regenerate.
7891 * testsuite/arm_attr_merge.sh: New file.
7892 * testsuite/arm_attr_merge_[67][ab].s: Same.
7894 2010-05-05 Nick Clifton <nickc@redhat.com>
7896 * po/es.po: Updated Spanish translation.
7898 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7900 * Makefile.am (install-exec-local): Properly install gold as
7901 default cross linker.
7902 * Makefile.in: Regenerated.
7904 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7905 Nick Clifton <nickc@redhat.com>
7907 * configure.ac (install_as_default): Define and set to false
7908 unless --enable-gold or --enable-gold=both/gold has been
7910 * configure: Regenerate.
7912 * Makefile.am (install-exec-local): Install the executable as
7913 'ld.gold'. If install_as_default is true then also install it as
7915 * Makefile.in: Regenerated.
7917 2010-04-24 Ian Lance Taylor <iant@google.com>
7919 * layout.cc (Layout::layout_reloc): In relocatable link don't
7920 combine reloc sections for grouped sections.
7922 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7924 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7925 sections that are not ordinary to icf.
7926 * icf.cc (get_section_contents): Handle relocation pointing to section
7927 with no object or shndx information.
7928 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7929 * testsuite/Makefile.in: Regenerate.
7930 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7931 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7933 2010-04-22 Ian Lance Taylor <iant@google.com>
7935 * expression.cc (Expression::Expression_eval_info): Add
7936 result_alignment_pointer field.
7937 (Expression::eval_with_dot): Add result_alignment_pointer
7938 parameter. Change all callers.
7939 (Expression::eval_maybe_dot): Likewise.
7940 (class Binary_expression): Add alignment_pointer parameter to
7941 left_value and right_value. Change all callers.
7942 (BINARY_EXPRESSION): Set result alignment.
7943 (class Trinary_expression): Add alignment_pointer parameter to
7944 arg2_value and arg3_value. Change all callers.
7945 (Trinary_cond::value): Set result alignment.
7946 (Max_expression::value, Min_expression::value): Likewise.
7947 (Align_expression::value): Likewise.
7948 * script-sections.cc (class Sections_element): Add dot_alignment
7949 parameter to set_section_addresses virtual function. Update
7951 (class Output_section_element): Likewise.
7952 (Script_sections::create_segments): Add dot_alignment parameter.
7954 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7955 (Script_sections::set_phdrs_clause_addresses): Likewise.
7956 * script-sections.h: Update declarations.
7957 * script.h: Update declarations.
7958 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7960 * testsuite/script_test_3.t: Set large alignment.
7961 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7962 segment has expected alignment.
7964 2010-04-22 Nick Clifton <nickc@redhat.com>
7966 * po/gold.pot: Updated by the Translation project.
7967 * po/vi.po: Updated Vietnamese translation.
7969 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7971 * testsuite/Makefile.am (check_PROGRAMS): Add
7972 icf_virtual_function_folding_test.
7973 * testsuite/Makefile.in: Regenerated.
7975 2010-04-15 Andrew Haley <aph@redhat.com>
7977 * options.h (merge_exidx_entries): New option.
7978 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7979 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7980 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7981 (Target_arm::merge_exidx_entries): New function.
7982 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7983 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7984 to Arm_exidx_fixup constructor.
7985 Add new arg, merge_exidx_entries.
7986 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7987 Arm_output_section::fix_exidx_coverage.
7989 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7991 * icf.cc (get_section_contents): Check for preemptible functions.
7992 Ignore addend when appropriate.
7993 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7995 (add_from_relobj): Check for section folded.
7996 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7997 * symtab.h (should_add_dynsym_entry): Add new parameter.
7998 * target-reloc.h (scan_relocs): Check for section folded.
7999 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8000 Check reloc types for function pointers in shared objects.
8001 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8003 (icf_preemptible_functions_test): New test case.
8004 (icf_string_merge_test): New test case.
8005 * testsuite.Makefile.in: Regenerate.
8006 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8007 bar_glob. Refactor code.
8008 * testsuite/icf_preemptible_functions_test.cc: New file.
8009 * testsuite/icf_preemptible_functions_test.sh: New file.
8010 * testsuite/icf_string_merge_test.cc: New file.
8011 * testsuite/icf_string_merge_test.sh: New file.
8012 * testsuite/icf_virtual_function_folding_test.cc: New file.
8013 * testsuite/icf_virtual_function_folding_test.sh: New file.
8015 2010-04-14 Doug Kwan <dougkwan@google.com>
8017 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8018 for local symbol recounting if we remove a section due to ICF.
8019 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8020 there are no regular objects in input.
8022 2010-04-13 Doug Kwan <dougkwan@google.com>
8024 * arm.cc (Arm_input_section::set_final_data_size): Compute
8025 accurate final data size instead of using current data size.
8027 2010-04-09 Doug Kwan <dougkwan@google.com>
8029 * layout.cc (Layout::choose_output_section): Handle script section
8031 (Layout::make_output_section_for_script): Add section type parameter.
8032 Handle script section types.
8033 * layout.h (Layout::make_output_section_for_script): Add section
8035 * output.cc (Output_section::Output_section): Initialize data member
8037 (Output_section::do_reset_address_and_file_offset): Do not set address
8038 to 0 if section is a NOLOAD section.
8039 * output.h (Output_section::is_noload): New method.
8040 (Output_section::set_is_noload): Ditto.
8041 (Output_section::is_noload_): New data member.
8042 * script-c.h (Script_section_type): New enum type.
8043 (struct Parser_output_section_header): Add new file section_type.
8044 * script-sections.cc (Sections_element::output_section_name): Add
8045 parameter for returning script section type.
8046 (Output_section_definition::output_section_name): Ditto.
8047 (Output_section_definition::section_type)P; New method.
8048 (Output_section_definiton::script_section_type_name): Ditto.
8049 (Output_section_definition::script_section_type_): New data member.
8050 (Output_section_definition::Output_section_definition): Initialize
8051 data member Output_section_definition::script_section_type_.
8052 (Output_section_definition::create_sections): Pass script section type
8053 to Layout::make_output_section_for_script.
8054 (Output_section_definition::output_section_name): Return script
8055 section type to caller.
8056 (Output_section_definition::set_section_address): Do not advance
8057 dot value and load address if section type is NOLOAD. Set address
8058 of NOLOAD sections regardless of section flags.
8059 (Output_section_definition::print): Print section type if it is
8060 not SCRIPT_SECTION_TYPE_NONE.
8061 (Output_section_definition::section_type): New method.
8062 (Output_section_definition::script_section_type_name): Ditto.
8063 (Script_sections::output_section_name): Add new parameter
8064 PSECTION_TYPE for returning script section type. Pass it to
8065 section elements. Handle discard sections.
8066 (Sort_output_sections::operator()): Handle NOLOAD sections.
8067 * script-sections.h (Script_sections::Section_type): New enum type.
8068 (Script_sections::output_section_name): Add a new parameter for
8069 returning script section type.
8070 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8072 * yyscript.y (union): Add new field SECTION_TYPE.
8073 (COPY, DSECT, INFO, NOLOAD): New tokens.
8074 (opt_address_and_section_type): Change type to output_section_header.
8075 (section_type): New non-terminal
8076 (section_header): Handle section type.
8077 (opt_address_and_section_type): Return section type value.
8079 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8081 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8082 * testsuite/plugin_common_test_2.c (foo): Likewise.
8084 2010-04-08 Doug Kwan <dougkwan@google.com>
8086 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8088 * output.cc (Output_section::add_merge_input_section): Simplify
8089 code and return status of Output_merge_base::add_input_section.
8090 Update merge section map only if Output_merge_base::add_input_section
8093 2010-04-07 Doug Kwan <dougkwan@google.com>
8095 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8096 if section is marked as containing instructions but has no mapping
8098 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8099 correct section index.
8100 (Arm_relobj::find_linked_text_section): Ditto.
8102 2010-04-07 Cary Coutant <ccoutant@google.com>
8104 * archive.cc (include_member): Destroy Read_symbols_data object before
8106 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8107 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8108 (Read_symbols_data::~Read_symbols_data) New destructor.
8109 (Section_relocs::Section_relocs) New constructor.
8110 (Section_relocs::~Section_relocs) New destructor.
8111 (Read_relocs_data::Read_relocs_data) New constructor.
8112 (Read_relocs_data::~Read_relocs_data) New destructor.
8113 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8114 pointers to NULL after deleting.
8116 2010-04-07 Doug Kwan <dougkwan@google.com>
8118 * arm.cc: Replace "endianity" with "endianness" in comments.
8119 (Arm_exidx_cantunwind): Ditto.
8120 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8121 (Arm_relobj::merge_flags_and_attributes): New method.
8122 (Arm_relobj::merge_flags_and_attributes_): New data member.
8123 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8124 (Arm_relobj::scan_sections_for_stubs): Ditto.
8125 (Arm_relobj::do_read_symbols): Check to see if we really want to
8126 merge processor-specific flags and attributes. Exit early if
8127 an object is empty except for section names and the undefined symbol.
8128 (Target_arm::do_finalize_sections): Move check for ELF format to
8129 Arm_relobj::do_read_symbols. Merge processor specific flags and
8130 attributes from a regular object only when we have determined that
8131 it is aapropriate. Do not create an .ARM.attributes section in
8132 output if there is no regular input object.
8133 (Target_arm::merge_processor_specific_flags): Check
8134 --warn-mismatch before printing any error.
8135 (Target_arm::merge_object_attributes): Ditto.
8136 * gold.cc (queue_middle_tasks): Handle the case in which there is
8137 no regular object in input.
8138 * options.cc (General_options::parse_EB): New method.
8139 (General_options::parse_EL): Same.
8140 (General_options::General_options): Initialize endianness_.
8141 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8143 (General_options::Endianness): New enum.
8144 (General_options::endianness): New method.
8145 (General_options::endianness_): New data member.
8146 * parameters.cc (Parameters::set_options): Check target endianness.
8147 (Parameters::set_target_once): Ditto.
8148 (Parameters::check_target_endianness): New method.
8149 (parameters_force_valid_target): If either -EL or -EB is specified,
8150 use it to define endianness of default target.
8151 * parameters.h (Parameters::check_target_endianness): New method
8153 * target.h (class Target): Change "endianity" to "endianness"
8156 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8158 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8159 * configure: Regenerate.
8160 * Makefile.in: Regenerate.
8161 * testsuite/Makefile.in: Regenerate.
8163 2010-04-06 Cary Coutant <ccoutant@google.com>
8166 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8167 prevailing definitions of common symbols.
8168 * testsuite/plugin_test_6.sh: New test case.
8169 * testsuite/plugin_common_test_1.c: New test case.
8170 * testsuite/plugin_common_test_2.c: New test case.
8171 * testsuite/Makefile.am (plugin_test_6): New test case.
8172 * testsuite/Makefile.in: Regenerate.
8174 2010-04-06 Nick Clifton <nickc@redhat.com>
8176 * po/vi.po: New Vietnamese translation.
8178 2010-03-30 Doug Kwan <dougkwan@google.com>
8180 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8182 2010-03-25 Doug Kwan <dougkwan@google.com>
8184 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8185 to avoid a conversion warning on a 32-bit host.
8187 2010-03-24 Ian Lance Taylor <iant@google.com>
8189 * testsuite/script_test_3.t: Add a TLS segment.
8190 * testsuite/Makefile.am (check_PROGRAMS): Add
8191 tls_phdrs_script_test.
8192 (tls_phdrs_script_test_SOURCES): Define.
8193 (tls_phdrs_script_test_DEPENDENCIES): Define.
8194 (tls_phdrs_script_test_LDFLAGS): Define.
8195 (tls_phdrs_script_test_LDADD): Define.
8196 * testsuite/Makefile.in: Rebuild.
8198 2010-03-23 Cary Coutant <ccoutant@google.com>
8200 * fileread.cc (find_or_make_view): Fix comment.
8202 2010-03-23 Ian Lance Taylor <iant@google.com>
8204 * script-sections.cc (class Orphan_section_placement): Define
8205 PLACE_TLS and PLACE_TLS_BSS.
8206 (Orphan_section_placement::Orphan_section_placement): Initialize
8208 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8209 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8210 (tls_script_test_SOURCES): Define.
8211 (tls_script_test_DEPENDENCIES): Define.
8212 (tls_script_test_LDFLAGS): Define.
8213 (tls_script_test_LDADD): Define.
8214 * testsuite/Makefile.in: Rebuild.
8216 2010-03-22 Doug Kwan <dougkwan@google.com>
8218 * arm.cc (Arm_relocate_functions::abs8,
8219 Arm_relocate_functions::abs16): Use correct check for overflow
8220 specified in the ARM ELF specs.
8221 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8222 target of a BLX instruction specially.
8223 (Reloc_stub::stub_type_for_reloc): Ditto.
8224 (Relocate::relocate): Use symbolic names instead of numeric relocation
8225 codes to report error.
8226 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8228 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8229 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8230 thumb2_blx_out_of_range.stdout
8231 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8232 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8233 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8234 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8235 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8236 thumb2_blx_in_range, thumb2_blx_in_range.o,
8237 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8238 thumb2_blx_out_of_range.o): New rules.
8239 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8240 thumb2_blx_in_range and thumb2_blx_out_of_range.
8241 * testsuite/Makefile.in: Regenerate.
8242 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8243 * testsuite/thumb_blx_in_range.s: New file.
8244 * testsuite/thumb_blx_out_of_range.s: New file.
8246 2010-03-22 Rafael Espindola <espindola@google.com>
8248 * archive.cc (Should_include): Move to archive.h.
8249 (should_include_member): Make it a member of Archive.
8251 (Add_lib_group_symbols): New.
8252 * archive.h: Include options.h.
8253 (Archive_member): Moved from Archive.
8254 (Should_include): Moved from archive.cc.
8256 (Add_lib_group_symbols): New.
8257 * dynobj.cc (do_should_include_member): New.
8258 * dynobj.h (do_should_include_member): New.
8259 * gold.cc (queue_initial_tasks): Update call to queue.
8260 * main.cc (main): Print lib group stats.
8261 * object.cc (do_should_include_member): New.
8262 * object.h: Include archive.h.
8263 (Object::should_include_member): New.
8264 (Object::do_should_include_member): New.
8265 (Sized_relobj::do_should_include_member): New.
8266 * options.cc (General_options::parse_start_lib): New.
8267 (General_options::parse_end_lib): New.
8268 (Input_arguments::add_file): Handle lib groups.
8269 (Input_arguments::start_group): Check we are not in a lib.
8270 (Input_arguments::start_lib): New.
8271 (Input_arguments::end_lib): New.
8272 * options.h (General_options): Add start_lib and end_lib.
8273 (Input_argument::lib_): New.
8274 (Input_argument::lib): New.
8275 (Input_argument::is_lib): New.
8276 (Input_file_lib): New.
8277 (Input_arguments::in_lib_): New.
8278 (Input_arguments::in_lib): New.
8279 (Input_arguments::start_lib): New.
8280 (Input_arguments::end_lib_): New.
8281 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8282 in unused members as preempted.
8283 (Sized_pluginobj::do_should_include_member): New.
8284 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8285 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8287 (Read_symbols::do_whole_lib_group): New.
8288 (Read_symbols::do_lib_group): New.
8289 (Read_symbols::do_read_symbols): Handle lib groups.
8290 (Read_symbols::get_name): Handle lib groups.
8291 * readsyms.h (Read_symbols): Add an archive member pointer.
8292 (Read_symbols::do_whole_lib_group): New.
8293 (Read_symbols::do_lib_group): New.
8294 (Read_symbols::member_): New.
8295 * script.cc (read_input_script): Update call to queue_soon.
8297 2010-03-19 Doug Kwan <dougkwan@google.com>
8299 * arm.cc (Stub_table::Stub_table): Initialize new data members
8300 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8301 (Stub_table::add_reloc_stub): Assign stub offset and update
8302 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8303 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8305 (Stub_table::update_data_size_and_addralign): Use
8306 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8307 instead of going over all reloc stubs.
8308 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8309 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8310 Stringpool_template::offset_ to size of Stringpool_char.
8311 (Stringpool_template::new_key_offset): Remove code to initialize
8312 Stringpool_template::offset_.
8313 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8314 Stringpool_template::offset_ to zero.
8316 2010-03-15 Doug Kwan <dougkwan@google.com>
8318 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8320 (Stringpool_template::new_key_offset): New method.
8321 (Stringpool_template::add_string): Assign offsets when adding new
8323 (Stringpool_template::set_string_offsets): Do not set string offsets
8324 when not optimizing.
8325 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8327 (Chunked_vector::clear): Clear size_.
8328 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8329 (Chunked_vector::size): Return size_.
8330 (Chunked_vector::push_back): Use size_ to find insert position.
8331 (Chunked_vector::size_): New data member.
8332 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8333 (Stringpool_template::new_key_offset): New method declaration.
8334 (Stringpool_template::offset_): New data member.
8336 2010-03-15 Rafael Espindola <espindola@google.com>
8338 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8339 Add_symbols' constructor.
8340 * readsyms.h (Add_symbols): Remove the input_group member.
8342 2010-03-10 Ian Lance Taylor <iant@google.com>
8344 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8345 target to ask whether a reference to a symbol requires a stack
8347 * target.h (Target::is_call_to_non_split): New function.
8348 (Target::do_is_call_to_non_split): Declare virtual function.
8349 * target.cc: Include "symtab.h".
8350 (Target::do_is_call_to_non_split): New function.
8351 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8353 2010-03-10 Cary Coutant <ccoutant@google.com>
8355 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8356 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8357 (File_read::open[2]): Add whole_file_view_ to list of views.
8358 (File_read::make_view): Remove test of whole_file_view_.
8359 (File_read::find_or_make_view): Create whole_file_view_ if
8361 (File_read::clear_views): Replace bool parameter with enum;
8362 adjust all callers. Don't delete views with permanent data;
8363 do delete cached views and views from archives if
8364 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8365 if clearing the corresponding view.
8366 * fileread.h (File_read::Clear_views_mode): New enum.
8367 (File_read::View::is_permanent_view): New method.
8368 (File_read::clear_views): Replace bool parameter
8369 with enum; adjust all callers.
8370 * options.h (General_options): Change keep_files_mapped option;
8371 add map_whole_files.
8372 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8374 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8377 2010-03-10 David S. Miller <davem@davemloft.net>
8379 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8381 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8383 * icf.cc (get_section_contents): Add '@' marker after processing the
8386 2010-03-08 Doug Kwan <dougkwan@google.com>
8388 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8389 due to a conversion warning.
8390 (Arm_relobj::update_output_local_symbol_count): Check for local
8391 symbol with unset output index.
8393 2010-03-05 Ian Lance Taylor <iant@google.com>
8395 * options.h (class General_options): Add --spare-dynamic-tags.
8396 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8397 --spare-dynamic-tags.
8399 2010-03-05 Ian Lance Taylor <iant@google.com>
8401 * incremental.cc: Include "libiberty.h".
8403 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8405 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8406 function, is_info_ member.
8407 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8408 (Versions::Versions): Update caller.
8409 (Versions::define_base_version): Likewise.
8410 (Versions::add_def): Likewise.
8412 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8414 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8415 (Scan::possible_function_pointer_reloc): New function.
8416 (Scan::local_reloc_may_be_function_pointer): Change to call
8417 possible_function_pointer_reloc.
8418 (Scan::global_reloc_may_be_function_pointer): Ditto.
8419 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8420 relocations in ".data.rel.ro._ZTV" section.
8421 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8422 * testsuite/icf_safe_so_test.cc: Ditto.
8423 * testsuite/icf_safe_test.cc: Ditto.
8424 * testsuite/icf_safe_test.sh: Ditto.
8426 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8427 Ian Lance Taylor <iant@google.com>
8429 * target-reloc.h (relocate_section): Check the symbol table index
8430 for -1U before setting the local symbol index.
8431 (scan_relocatable_relocs): If copying the relocation, record that
8432 the local symbol is required.
8433 * object.h (Symbol_value::is_output_symtab_index_set): New
8435 (Symbol_value::may_be_discarded_from_output_symtab): New
8437 (Symbol_value::has_output_symtab_entry): New function.
8438 (Symbol_value::needs_output_symtab_entry): Remove.
8439 (Symbol_value::output_symtab_index): Make sure the symbol index is
8441 (Symbol_value::set_output_symtab_index): Make sure the symbol
8442 index is not set. Make sure the new index is valid.
8443 (Symbol_value::set_must_have_output_symtab_entry): New function.
8444 (Symbol_value::has_output_dynsym_entry): New function.
8445 (Symbol_value::set_output_dynsym_index): Make sure the new index
8447 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8448 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8449 local symbol if permitted.
8450 (Sized_relobj::do_finalize_local_symbols): Call
8451 is_output_symtab_index_set rather than needs_output_symtab_entry.
8452 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8453 rather than needs_output_symtab_entry. Call
8454 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8455 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8456 is_output_symtab_index_set rather than needs_output_symtab_entry.
8457 * testsuite/discard_locals_relocatable_test.c: New file.
8458 * testsuite/discard_locals_test.sh: Test -r.
8459 * testsuite/Makefile.am (check_DATA): Add
8460 discard_locals_relocatable_test1.syms,
8461 discard_local_relocatable_test2.syms.
8462 (MOSTLYCLEANFILES): Likewise. Also add
8463 discard_locals_relocatable_test1.lout and
8464 discard_locals_relocatable_test2.out.
8465 (discard_locals_relocatable_test1.syms): New target.
8466 (discard_locals_relocatable_test.o): New target.
8467 (discard_locals_relocatable_test1.out): New target.
8468 (discard_locals_relocatable_test2.syms): New target.
8469 (discard_locals_relocatable_test2.out): New target.
8470 (various): Add missing ../ld-new dependencies.
8471 * testsuite/Makefile.in: Rebuild.
8473 2010-03-03 Nick Clifton <nickc@redhat.com>
8475 * po/fi.po: New Finnish translation.
8477 2010-03-01 Doug Kwan <dougkwan@google.com>
8479 * layout.cc (Layout::Layout): Force section types of .init_array*,
8480 .preinit_array* and .fini_array* sections.
8481 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8482 Fix check of return value of std::string::find.().
8483 (Output_section::Input_section_sort_compare::operator()): Remove
8484 comment about .init_array.
8485 (Output_section::Input_section_sort_init_fini_compare::operator()):
8487 (Output_section::sort_attached_input_sections): Handle .init_array
8488 and .fini_array specially.
8489 * output.h (Output_section::Inut_section_sort_compare): Update
8491 (Output_section::Input_section_sort_init_fini_compare): New struct.
8493 2010-02-26 Doug Kwan <dougkwan@google.com>
8495 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8496 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8497 * testsuite/debug_msg.sh: Avoid matching source line number for
8498 use of global variable undef_int.
8500 2010-02-26 Doug Kwan <dougkwan@google.com>
8502 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8503 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8504 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8505 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8506 * options.cc (General_options::General_options): Initialize member
8508 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8509 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8510 and rm_no_fix_v4bx.stdout
8511 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8512 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8513 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8514 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8515 and arm_no_fix_v4bx.
8516 * Makefile.in: Regenerate.
8517 * testsuite/arm_fix_v4bx.s: New file.
8518 * testsuite/arm_fix_v4bx.sh: Ditto.
8520 2010-02-24 Doug Kwan <dougkwan@google.com>
8522 * arm.cc (Target_arm::got_section): Make the .got section the first
8523 non RELRO section in the data segment.
8524 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8525 suffixes of section names.
8527 2010-02-24 Doug Kwan <dougkwan@google.com>
8529 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8530 flags and attributes merging if an input file is a binary file.
8531 * fileread.cc (Input_file::open): Record format of original file.
8532 * fileread.h (Input_file::Format): New enum type.
8533 (Input_file::Input_file): Initialize data member format_.
8534 (Input_file::format): New method definition.
8535 (Input_file::format_):: New data member.
8537 2010-02-24 Doug Kwan <dougkwan@google.com>
8539 * arm.cc (Arm_output_data_got): New class.
8540 (ARM_TCB_SIZE): New constant
8541 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8542 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8543 If user uses a script with a SECTIONS clause, issue only a warning
8544 for a misplaced EXIDX input section. Otherwise, issue an error.
8545 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8547 (Target_arm::got_mode_index_entry): Handle static linking.
8548 (Target_arm::Scan::local): Ditto.
8549 (Target_arm::Scan::global): Ditto.
8550 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8551 all incorrectly implemented relocations.
8552 (Target_arm::fix_exidx_coverage): Pass layout to
8553 Arm_output_section::fix_exidx_coverage.
8554 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8555 from ".ARM.exidx." and ".ARM.extab.".
8557 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8559 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8560 section if it does not already exist.
8561 * attributes.cc (Attributes_section_data::Attributes_section_data):
8562 Don't crash if size is zero.
8564 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8565 Ian Lance Taylor <iant@google.com>
8567 * gold.cc (queue_middle_tasks): If no input files were opened,
8569 * workqueue.h (Task_function::Task_function): Assert that there is
8572 2010-02-22 Doug Kwan <dougkwan@google.com>
8574 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8575 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8576 types to avoid warnings due to different uint64_t implementations
8579 2010-02-21 Doug Kwan <dougkwan@google.com>
8581 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8582 handling of the maximum backward branch offset.
8583 (Arm_relocate_functions::thumb_branch_common): Ditto.
8584 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8585 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8586 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8587 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8588 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8589 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8590 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8591 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8592 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8593 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8594 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8595 thumb2_bl_out_of_range.o): New rules.
8596 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8597 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8598 thumb2_bl_out_of_range
8599 * testsuite/Makefile.in: Regenerate.
8600 * testsuite/arm_bl_in_range.s: New file.
8601 * testsuite/arm_bl_out_of_range.s: Ditto.
8602 * testsuite/arm_branch_in_range.sh: Ditto.
8603 * testsuite/arm_branch_range.t: Ditto.
8604 * testsuite/thumb2_branch_range.t: Ditto.
8605 * testsuite/thumb_bl_in_range.s: Ditto.
8606 * testsuite/thumb_bl_out_of_range.s: Ditto.
8607 * testsuite/thumb_branch_range.t: Ditto.
8609 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8611 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8612 Add reloc offset information.
8613 * icf.cc (get_section_contents): Change iterators to point to the new
8614 vectors. Add reloc offset information to the contents.
8615 * icf.h (Icf::Sections_reachable_info): New typedef.
8616 (Icf::Sections_reachable_list): New typedef.
8617 (Icf::Offset_info): New typedef.
8618 (Icf::Reloc_info): New struct typedef.
8619 (Icf::Reloc_info_list): New typedef.
8620 (Icf::symbol_reloc_list): Delete method.
8621 (Icf::addend_reloc_list): Delete method.
8622 (Icf::section_reloc_list): Delete method.
8623 (Icf::reloc_info_list): New method.
8624 (Icf::reloc_info_list_): New member.
8626 2010-02-19 Doug Kwan <dougkwan@google.com>
8628 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8629 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8630 * arm.cc (Arm_relocation_functions): New forward declaration.
8631 (Target_arm::Target_arm): Initialize new data members
8632 got_mod_index_offset_ and tls_base_symbol_defined_.
8633 (Target_arm::Relocate::relocate_tls): New method.
8634 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8635 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8637 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8638 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8639 (Target_arm::got_mod_index_offset_,
8640 Target_arm::tls_base_symbol_defined_): New data members.
8641 (Target_arm::Scan::local, Target::Scan::global,
8642 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8645 2010-02-18 Doug Kwan <dougkwan@google.com>
8647 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8648 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8649 text section as a parameter becuase some broken tools may not set
8650 the link in section header.
8651 (Target_arm::has_got_section): New method.
8652 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8653 without any mapping symbol as data only. Remove warning.
8654 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8655 link in its section header, try to discover the link by inspecting the
8656 REL31 relocation at the beginning of the section.
8657 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8659 (Target_arm::Scan::global): Treat any reference to the symbol
8660 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8662 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8664 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8665 (Scan::global_reloc_may_be_function_pointer): New function.
8666 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8667 (Scan::global_reloc_may_be_function_pointer): New function.
8668 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8669 (Scan::global_reloc_may_be_function_pointer): New function.
8670 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8671 (Scan::global_reloc_may_be_function_pointer): New function.
8672 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8673 (Scan::global_reloc_may_be_function_pointer): New function.
8674 (Scan::possible_function_pointer_reloc): New function.
8675 (Target_x86_64::can_check_for_function_pointers): New function.
8676 * gc.h (gc_process_relocs): Scan relocation types to determine if
8677 function pointers were taken for targets that support it.
8678 * icf.cc (Icf::find_identical_sections): Include functions for
8679 folding in safe ICF whose pointer is not taken.
8680 * icf.h (Secn_fptr_taken_set): New typedef.
8681 (fptr_section_id_): New member.
8682 (section_has_function_pointers): New function.
8683 (set_section_has_function_pointers): New function.
8684 (check_section_for_function_pointers): New function.
8685 * options.h: Fix comment for safe ICF option.
8686 * target.h (can_check_for_function_pointers): New function.
8687 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8688 Modify icf_safe_test for X86-64.
8689 * testsuite/Makefile.in: Regenerate.
8690 * testsuite/icf_safe_so_test.cc: New file.
8691 * testsuite/icf_safe_so_test.sh: New file.
8692 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8693 (main): Change to take pointer to function kept_func_3.
8694 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8695 folding is done correctly for X86-64.
8697 2010-02-12 David S. Miller <davem@davemloft.net>
8699 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8700 is_symbolless parameter.
8701 (Output_reloc<SHT_REL>::is_symbolless): New.
8702 (Output_reloc<SHT_REL>::is_symbolless_): New.
8703 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8704 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8705 (Output_reloc<SHT_RELA>::is_symbolless): New.
8706 (Output_data_reloc::add_global): Handle is_symbolless.
8707 (Output_data_reloc::add_global_relative): Likewise.
8708 (Output_data_reloc::add_local): Likewise.
8709 (Output_data_reloc::add_local_relative): Likewise.
8710 (Output_data_reloc::add_symbolless_global_addend): New.
8711 (Output_data_reloc::add_symbolless_local_addend): New.
8712 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8714 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8715 instead of ->is_relative_
8716 (Output_reloc::write): Likewise.
8717 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8718 (Output_reloc::write_rel): Simplify.
8720 * sparc.cc (Target_sparc::Scan::local): Use
8721 ->add_symbolless_local_addend as needed.
8722 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8723 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8724 based upon relocation offset.
8726 2010-02-11 Doug Kwan <dougkwan@google.com>
8728 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8729 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8730 beginning of function.
8731 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8732 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8733 parameter is_32bit in calls to should_apply_static_reloc.
8734 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8735 (check_DATA): Add arm_abs_global.stdout.
8736 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8737 arm_abs_global.stdout): New rules.
8738 (MOSTLLYCLEANFILES): Add arm_abs_global
8739 * Makefile.in: Regenerate.
8740 * testsuite/arm_abs_global.s: New file.
8741 * testsuite/arm_abs_global.sh: Ditto.
8742 * testsuite/arm_abs_lib.s: Ditto.
8744 2010-02-11 Ian Lance Taylor <iant@google.com>
8746 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8748 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8749 Allocate_commons_task first.
8750 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8751 task, rather than symtab_lock_.
8752 (Gc_process_relocs::~Gc_process_relocs): New function.
8753 (Gc_process_relocs::is_runnable): Check this_blocker_.
8754 (Gc_process_relocs::locks): Use next_blocker_ rather than
8756 (Scan_relocs::~Scan_relocs): New function.
8757 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8759 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8761 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8762 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8763 constructor accordingly.
8764 (class Gc_process_relocs): Likewise.
8765 (class Scan_relocs): Likewise.
8766 * common.h (class Allocate_commons_task): Remove symtab_lock_
8767 field, and corresponding constructor parameter.
8768 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8770 (Allocate_commons_task::locks): Likewise.
8772 2010-02-11 Ian Lance Taylor <iant@google.com>
8774 * gold-threads.h (class Once): Define.
8775 (class Initialize_lock): Rewrite as child of Once.
8776 * gold-threads.cc (class Once_initialize): Define.
8777 (once_pointer_control): New static variable.
8778 (once_pointer, once_arg): New static variables.
8779 (c_run_once): New static function.
8780 (Once::Once, Once::run_once, Once::internal_run): New functions.
8781 (class Initialize_lock_once): Remove.
8782 (initialize_lock_control): Remove.
8783 (initialize_lock_pointer): Remove.
8784 (initialize_lock_once): Remove.
8785 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8786 (Initialize_lock::initialize): Rewrite.
8787 (Initialize_lock::do_run_once): New function.
8788 * archive.cc (Archive::interpret_header): Only clear name if it is
8790 * fileread.cc: Include "gold-threads.h"
8791 (file_counts_lock): New static variable.
8792 (file_counts_initialize_lock): Likewise.
8793 (File_read::release): Only increment counts when using --stats.
8794 Use a lock around the increment.
8795 * parameters.cc (class Set_parameters_target_once): Define.
8796 (set_parameters_target_once): New static variable.
8797 (Parameters::Parameters): Move here from parameters.h.
8798 (Parameters::set_target): Rewrite.
8799 (Parameters::set_target_once): New function.
8800 (Parameters::clear_target): Move here and rewrite.
8801 * parameters.h (class Parameters): Update declarations. Add
8802 set_parameters_target_once_ field.
8803 (Parameters::Parameters): Move to parameters.cc.
8804 (Parameters::clear_target): Likewise.
8805 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8807 (Start_group::~Start_group): New function.
8808 (Start_group::is_runnable): New function.
8809 (Start_group::locks, Start_group::run): New functions.
8810 (Finish_group::run): Change saw_undefined to size_t.
8811 * readsyms.h (class Start_group): Define.
8812 (class Finish_group): Change saw_undefined_ field to size_t.
8813 (Finish_group::Finish_group): Remove saw_undefined and
8814 this_blocker parameters. Change all callers.
8815 (Finish_group::set_saw_undefined): New function.
8816 (Finish_group::set_blocker): New function.
8817 * symtab.h (class Symbol_table): Change saw_undefined to return
8818 size_t. Change saw_undefined_ field to size_t.
8819 * target-select.cc (Set_target_once::do_run_once): New function.
8820 (Target_selector::Target_selector): Initialize set_target_once_
8821 field. Don't initialize lock_ and initialize_lock_ fields.
8822 (Target_selector::instantiate_target): Rewrite.
8823 (Target_selector::set_target): New function.
8824 * target-select.h (class Set_target_once): Define.
8825 (class Target_selector): Update declarations. Make
8826 Set_target_once a friend. Remove lock_ and initialize_lock_
8827 fields. Add set_target_once_ field.
8829 2010-02-10 Ian Lance Taylor <iant@google.com>
8831 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8833 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8834 (queue_middle_tasks): Add all blockers before queueing any tasks.
8835 (queue_final_tasks): Likewise.
8836 * token.h (Task_token::add_blockers): New function.
8837 * object.h (Input_objects::number_of_relobjs): New function.
8839 2010-02-10 Ian Lance Taylor <iant@google.com>
8841 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8842 shared, not if not position independent.
8843 * x86_64.cc (Relocate::relocate_tls): Likewise.
8844 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8845 (tls_pie_pic_test): New target.
8846 * testsuite/Makefile.in: Rebuild.
8848 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8849 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8850 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8851 * testsuite/Makefile.in: Rebuild.
8853 2010-02-09 David S. Miller <davem@davemloft.net>
8855 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8856 R_SPARC_RELATIVE using ->add_local_relative().
8857 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8859 * output.h (Output_data_dynamic::add_section_size): New method
8860 that takes two Output_data objects.
8861 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8862 entry param. Handle it in initializers.
8863 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8864 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8865 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8867 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8868 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8869 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8870 for dynrel_includes_plt.
8871 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8872 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8873 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8875 (Target_sparc::do_finalize_sections): Update to pass true for
8876 dynrel_includes_plt.
8877 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8878 output before .rela.plt
8879 (Target_powerpc::do_finalize_sections): Update to pass true for
8880 dynrel_includes_plt when 32-bit.
8882 2010-02-08 Doug Kwan <dougkwan@google.com>
8884 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8886 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8887 Arm_relobj::scan_section_for_cortex_a8_stubs,
8888 Arm_relobj::do_relocation_section): Instead of calling
8889 Output_section::output_address, use faster
8890 Arm_relobj::simple_input_section_output_address.
8892 2010-02-08 David S. Miller <davem@davemloft.net>
8894 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8895 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8896 relocation helper function.
8898 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8899 just like R_SPARC_GOT{10,13,22}.
8900 (Target_sparc::Scan::local): Likewise.
8901 (Target_sparc::Relocate:relocate): Likewise.
8903 2010-02-06 Ian Lance Taylor <iant@google.com>
8905 * configure.ac: Rewrite targetobjs duplicate removal code to use
8906 only shell constructs.
8907 * configure: Rebuild.
8909 2010-02-05 Doug Kwan <dougkwan@google.com>
8912 * arm.cc (Arm_relobj::section_is_scannable): New method.
8913 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8914 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8916 2010-02-04 Doug Kwan <dougkwan@google.com>
8919 * arm-reloc-property.cc (cstdio): Include.
8920 * configure.ac (targetobjs): Remove duplicates.
8921 * configure: Regenerate.
8922 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8923 big and little endian version for a given address size.
8925 2010-02-03 Doug Kwan <dougkwan@google.com>
8927 * arm-reloc-property.cc
8928 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8930 * arm-reloc-property.h
8931 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8932 New method definition.
8933 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8935 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8937 (GOT_PREL): Change implemented to Y.
8938 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8939 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8940 (Arm_relocate_functions::movw_abs_nc): Remove method.
8941 (Arm_relocate_functions::movt_abs): Ditto.
8942 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8943 (Arm_relocate_functions::thm_movt_abs): Ditto.
8944 (Arm_relocate_functions::movw_rel_nc): Ditto.
8945 (Arm_relocate_functions::movw_rel): Ditto.
8946 (Arm_relocate_functions::movt_rel): Ditto.
8947 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8948 (Arm_relocate_functions:thm_movw_rel): Ditto.
8949 (Arm_relocate_functions:thm_movt_rel): Ditto.
8950 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8951 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8952 New method definitions.
8953 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8954 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8955 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8956 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8957 (Target_arm::Relocate::relocate): Check for non-static or
8958 unimplemented relocation code and exit early. Change calls to
8959 Target_arm::reloc_uses_thumb_bit and
8960 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8961 instead. Refactor code to handle similar relocations to increase
8962 code sharing. Remove check for unsupported relocation code in switch
8964 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8965 relocation property table to find out size. Change error message to
8966 print out the name of a relocation code instead of the numeric value.
8967 (Target_arm::scan_reloc_for_stub): Use relocation property table
8968 instead of calling Target_arm::reloc_uses_thumb_bit().
8970 2010-02-02 Doug Kwan <dougkwan@google.com>
8972 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8973 types of relaxed input section.
8975 2010-02-02 Doug Kwan <dougkwan@google.com>
8977 * Makefile.am (HFILES): Add arm-reloc-property.h.
8979 (TARGETSOURCES): Add arm-reloc-property.cc
8980 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8981 (libgold_a_SOURCES): $(DEFFILES)
8982 * Makefile.in: Regenerate.
8983 * arm-reloc-property.cc: New file.
8984 * arm-reloc-property.h: New file.
8985 * arm-reloc.def: New file.
8986 * arm.cc: Update comments.
8987 (arm-reloc-property.h): New included header.
8988 (arm_reloc_property_table): New global variable.
8989 (Target_arm::do_select_as_default_target): New method definition.
8990 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8991 arm-reloc-property to targ_extra_obj.
8992 * parameters.cc (set_parameters_target): Call
8993 Target::select_as_default_target().
8994 * target.h (Target::select_as_default_target): New method definition.
8995 (Target::do_select_as_default_target): Same.
8997 2010-02-01 Doug Kwan <dougkwan@google.com>
8999 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9000 first_output_text_section_.
9001 (Arm_exidx_fixup::first_output_text_section): New method definition.
9002 (Arm_exidx_fixup::first_output_text_section_): New data member.
9003 (Arm_exidx_fixup::process_exidx_section): Record the first text
9004 output section seen.
9005 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9006 and entsize in output section header.
9008 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9010 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9011 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9012 (Arm_relocate_functions::thm_alu11): New Method.
9013 (Arm_relocate_functions::thm_pc8): New Method.
9014 (Arm_relocate_functions::thm_pc12): New Method.
9015 (Target_arm::Scan::local): Handle the relocations.
9016 (Target_arm::Scan::global): Likewise.
9017 (Target_arm::Relocate::relocate): Likewise.
9018 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9020 2010-01-29 Doug Kwan <dougkwan@google.com>
9022 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9023 of relocation types as ld.
9025 2010-01-29 Doug Kwan <dougkwan@google.com>
9027 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9029 (Arm_relocate_functions::thumb_branch_common): Ditto.
9030 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9031 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9032 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9033 Arm_relocate_functions::jump24): Remove.
9034 (Target_arm::Relocate::relocate): Adjust code to call
9035 Arm_relocation_functions::arm_branch_common and
9036 Arm_relocation_functions::thumb_branch_common instead of their removed
9037 wrappers. Merge switch-cases together to reduce source code size.
9039 2010-01-29 Doug Kwan <dougkwan@google.com>
9041 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9042 output_local_symbol_count_needs_update_.
9043 (Arm_relobj::output_local_symbol_count_needs_update,
9044 Arm_relobj::set_output_local_symbol_count_needs_update,
9045 Arm_relobj::update_output_local_symbol_count): New methods.
9046 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9048 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9049 of pointed function as in a R_ARM_PREL31 relocation.
9050 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9051 for output local symbol count updating.
9052 (Target_arm::do_relax): Update output local symbol counts in objects
9054 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9056 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9058 * arm.cc: Added support for the ARM relocations:
9059 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9060 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9061 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9063 (Arm_relocate_functions::movw_rel): New method.
9064 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9065 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9067 (Arm_relocate_functions::thm_movw_rel): New method.
9068 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9070 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9072 (Target_arm::Scan::global): Likewise.
9073 (Target_arm::Relocate::relocate): Likewise.
9074 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9077 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9079 * arm.cc: Added support for ARM group relocations.
9080 (Target_arm::reloc_needs_sym_origin): New method.
9081 (Arm_relocate_functions::calc_grp_kn): New method.
9082 (Arm_relocate_functions::calc_grp_residual): New method.
9083 (Arm_relocate_functions::calc_grp_gn): New method.
9084 (Arm_relocate_functions::arm_grp_alu): New Method.
9085 (Arm_relocate_functions::arm_grp_ldr): New Method.
9086 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9087 (Arm_relocate_functions::arm_grp_ldc): New Method.
9088 (Target_arm::Scan::local): Handle the ARM group relocations.
9089 (Target_arm::Scan::global): Likewise.
9090 (Target_arm::Relocate::relocate): Likewise.
9091 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9094 2010-01-26 Doug Kwan <dougkwan@google.com>
9096 * arm.cc (set): Include.
9097 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9099 (Arm_output_section::Text_section_list): New type.
9100 (Arm_output_section::append_text_sections_to_list): New method.
9101 (Arm_output_section::fix_exidx_coverage): Ditto.
9102 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9103 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9104 Relobj::set_section_offset() instead of
9105 Sized_relobj::invalidate_section_offset().
9106 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9107 parameter for section headers. Ignore relocation sections for
9108 unallocated sections and EXIDX sections.
9109 (Target_arm::fix_exidx_coverage): New method.
9110 (Target_arm::output_section_address_less_than): New type.
9111 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9112 linked text section instead of the EXIDX section.
9113 (Arm_output_section::create_stub_group): Add an assertion to check
9114 that this is not an EXIDX output section.
9115 (Arm_output_section::append_text_sections_to_list): New method.
9116 (Arm_output_section::fix_exidx_coverage): Ditto.
9117 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9118 Arm_relobj::section_needs_reloc_stub_scanning.
9119 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9121 (Target_arm::fix_exidx_coverage): New method.
9122 * object.h (Relobj::set_output_section): New method.
9123 (Sized_relobj::invalidate_section_offset): Remove method.
9124 (Sized_relobj::do_invalidate_section_offset): Remove method.
9125 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9127 2010-01-25 Doug Kwan <dougkwan@google.com>
9129 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9130 Fix warning due to signed and unsigned comparison on a 32-bit host.
9132 2010-01-22 Doug Kwan <dougkwan@google.com>
9134 * arm.cc (Target_arm::do_relax): Record an output section for section
9135 offset adjustment it contains any stub table that has changed.
9136 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9137 offsets in an output section if necessary.
9138 * output.cc (Output_section::Output_section): Initialize
9139 section_offsets_need_adjustments_.
9140 (Output_section::add_input_section_for_script): Renamed to
9141 Output_section::add_simple_input_section.
9142 (Output_section::save_states): Add a comment.
9143 (Output_section::discard_states): New method defintion.
9144 (Output_section::adjust_section_offsets): Same.
9145 * output.h (Output_section::add_input_section_for_script): Renamed to
9146 Output_section::add_simple_input_section.
9147 (Output_section::discard_states): New method declaration.
9148 (Output_section::adjust_section_offsets): Same.
9149 (Output_section::section_offsets_need_adjustment,
9150 Output_section::set_section_offsets_need_adjustment): New method
9152 (Output_section::section_offsets_need_adjustment_): New data member.
9153 * script-sections.cc
9154 (Output_section_element_input::set_section_address): Adjust code for
9155 renaming of Output_section::add_input_section_for_script.
9156 (Orphan_output_section::set_section_address): Same.
9158 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9160 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9161 Fix_v4bx enum values .
9162 * gold/options.h (General_options): New option definitions.
9163 (General_options::fix_v4bx): New method.
9164 (General_options::Fix_v4bx): New enum.
9165 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9166 (General_options::parse_fix_v4bx_interworking): New method.
9168 2010-01-22 Doug Kwan <dougkwan@google.com>
9170 * arm.cc (Arm_exidx_fixup): New class.
9172 2010-01-21 Doug Kwan <dougkwan@google.com>
9174 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9176 (Arm_exidx_section_offset_map): New type.
9178 2010-01-21 Doug Kwan <dougkwan@google.com>
9180 * arm.cc (Arm_exidx_input_section): New class.
9181 (Arm_relobj::exidx_input_section_by_link,
9182 Arm_relobj::exidx_input_section_by_shndx,
9183 Arm_relobj::make_exidx_input_section): New methods.
9184 (read_arm_attributes_section): Remove.
9185 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9186 information about them.
9187 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9190 2010-01-20 Doug Kwan <dougkwan@google.com>
9192 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9193 Input_section_specifier to Section_id.
9194 (Target_arm::new_arm_input_section: Adjust code for change of key
9196 (Target_arm::find_arm_input_section): Ditto.
9197 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9198 (Section_id): Remove.
9199 (Garbage_collection::Section_id_hash): Remove.
9200 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9201 (Section_id): Remove.
9202 (Icf::Section_id_hash): Remove.
9203 * object.h (Section_id, Const_section_id, Section_id_hash,
9204 Const_section_id_hash): New type definitions.
9205 * output.cc (Output_section::add_relaxed_input_section): Change to
9206 use Const_section_id instead of Input_section_specifier as key type.
9207 (Output_section::add_merge_input_section): Ditto.
9208 (Output_section::build_relaxation_map): Change to use Section_id
9209 instead of Input_section_specifier as key type.
9210 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9212 (Output_section::convert_input_sections_to_relaxed_sections): Change
9213 to use Const_section_id instead of Input_section_specifier as key type.
9214 (Output_section::find_merge_section): Ditto.
9215 (Output_section::find_relaxed_input_section): Ditto.
9216 * output.h (Input_section_specifier): Remove class.
9217 (Output_section::Output_section_data_by_input_section_map): Change
9218 key type to Const_section_id.
9219 (Output_section::Output_relaxed_input_section_by_input_section_map):
9221 (Output_section::Relaxation_map): Change key type to Section_id.
9223 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9225 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9226 (class Arm_v4bx_stub): New class.
9227 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9228 (Stub_factory::make_arm_v4bx_stub): New method.
9229 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9230 (Stub_table::empty): Handle v4bx stubs.
9231 (Stub_table::add_arm_v4bx_stub): New method.
9232 (Stub_table::find_arm_v4bx_stub): New method.
9233 (Arm_relocate_functions::v4bx): New method.
9234 (Target_arm::fix_v4bx): New method.
9235 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9236 (Stub_table::relocate_stubs): Likewise.
9237 (Stub_table::do_write): Likewise.
9238 (Stub_table::update_data_size_and_addralign): Likewise.
9239 (Stub_table::finalize_stubs): Likewise.
9240 (Target_arm::Scan::local): Likewise.
9241 (Target_arm::Scan::global): Likewise.
9242 (Target_arm::do_finalize_sections): Likewise.
9243 (Target_arm::Relocate::relocate): Likewise.
9244 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9246 (Target_arm::scan_reloc_for_stub): Likewise.
9247 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9249 2010-01-19 Ian Lance Taylor <iant@google.com>
9251 * output.cc (Output_section_headers::do_sized_write): Write large
9252 segment count to sh_info field.
9253 (Output_file_header::do_sized_write): For large segment count,
9254 write PN_XNUM to e_phnum field.
9256 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9258 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9259 (Arm_relocate_functions::thm_jump8): New function.
9260 (Arm_relocate_functions::thm_jump11): New function.
9261 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9263 (Target_arm::Scan::global): Likewise.
9264 (Target_arm::Relocate::relocate): Likewise.
9265 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9268 2010-01-14 Doug Kwan <dougkwan@google.com>
9270 * arm.cc (map, utility): Include headers.
9271 (Target_arm::apply_cortex_a8_workaround): New method.
9272 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9273 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9274 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9275 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9276 the --[no-]fix-cortex-a8 command line options.
9277 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9278 (Target_arm::relocate_stub): Use addend in instruction template.
9279 * options.h (DEFINE_bool): Set the user-set flag.
9280 (General_options): Add --[no-]-fix-cortex options.
9281 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9282 : Update fast look-up map after conversion.
9284 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9286 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9287 in the first pass of do_layout.
9289 2010-01-13 Doug Kwan <dougkwan@google.com>
9291 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9292 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9293 apparent compiler problem of not folding static constant integral
9294 data members of elfcpp::Elf_sizes<32>.
9296 2010-01-13 Doug Kwan <dougkwan@google.com>
9298 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9299 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9300 Arm_relobj::scan_section_for_cortex_a8_erratum,
9301 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9302 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9303 sections to scan for relocation stubs into a new method
9304 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9305 relocation and Cortex-A8 stub scanning.
9306 (Target_arm::do_relax): Force stubs to be after stubbed sections
9307 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9308 the beginning of a new relaxation pass. Update a comment.
9309 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9311 2010-01-12 Ian Lance Taylor <iant@google.com>
9313 * target-reloc.h (visibility_error): New inline function.
9314 (relocate_section): Call visibility_error.
9315 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9316 (MOSTLYCLEANFILES): Likewise.
9317 (protected_4_pic.o, protected_3.err): New targets.
9318 * testsuite/protected_4.cc: New file.
9320 2010-01-12 Doug Kwan <dougkwan@google.com>
9322 * arm.cc (Cortex_a8_reloc): New class.
9323 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9324 and cortex_a8_relocs_info_.
9325 (Target_arm::fix_cortex_a8): New method definition.
9326 (Target_arm::Cortex_a8_relocs_info): New type.
9327 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9328 New data member declarations.
9329 (Target_arm::scan_reloc_for_stub): Record information about
9330 relocations for THUMB branches that might be exempted from the
9331 Cortex-A8 workaround.
9332 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9333 at the beginning of a relaxation pass.
9335 2010-01-12 Doug Kwan <dougkwan@google.com>
9337 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9338 (Arm_relobj::Mapping_symbol_position,
9339 Arm_reloj::Mapping_symbol_position_less,
9340 Arm_relobj::Mapping_symbols_info): New types.
9341 (Target_arm::is_mapping_symbol_name): New method definition.
9342 (Arm_relobj::do_count_local_symbols): Save information about mapping
9345 2010-01-11 Doug Kwan <dougkwan@google.com>
9347 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9348 Arm_relocate_functions::thumb32_branch_upper,
9349 Arm_relocate_functions::thumb32_branch_lower,
9350 Arm_relocate_functions::thumb32_cond_branch_offset,
9351 Arm_relocate_functions::thumb32_cond_branch_upper,
9352 Arm_relocate_functions::thumb32_cond_branch_lower,
9353 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9354 branch offset encoding.
9355 (Arm_relocate_functions::thumb_branch_common): Use new branch
9356 offset encoding methods to avoid code duplication.
9357 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9358 (Stub_addend_reader::operator()): Use new branch encoding method
9359 to avoid code duplication.
9361 2010-01-11 Doug Kwan <dougkwan@google.com>
9363 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9364 (Target_arm::do_finalize_sections): Define special EXIDX section
9365 symbols only if referenced.
9366 * gc.h (Garbage_collection::add_reference): New method.
9367 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9370 2010-01-11 Ian Lance Taylor <iant@google.com>
9372 * script.cc (Version_script_info::build_expression_list_lookup):
9373 Change complaing about duplicate wildcard match from error to
9376 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9378 (Version_script_info::Version_script_info): Initialize globs_,
9379 default_version_, default_is_global_, and exact_. Don't
9380 initialize globals_ or locals_.
9381 (Version_script_info::build_lookup_tables): Build local symbols
9383 (Version_script_info::unquote): New function.
9384 (Version_script_info::add_exact_match): New function.
9385 (Version_script_info::build_expression_list_lookup): Remove lookup
9386 parameter. Add is_global parameter. Change all callers. Handle
9387 wildcard pattern specially. Unquote pattern. Call
9389 (Version_script_info::get_name_to_match): New function.
9390 (Version_script_info::get_symbol_version): New function.
9391 (Version_script_info::get_symbol_version_helper): Remove.
9392 (Version_script_info::check_unmatched_names): Call unquote.
9393 * script.h (class Version_script_info): Change get_symbol_version
9394 to be non-inline and add is_global parameter; change all callers.
9395 Rewrite symbol_is_local. Update declarations. Define struct
9396 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9397 Remove globals_ and locals_ members. Add exact_, globs_,
9398 default_version_, is_global_.
9399 (Version_script_info::Glob): Remove pattern, add expression and
9400 is_global. Update constructor. Change all callers.
9401 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9403 (Versions::symbol_section_contents): If a symbol is undefined, or
9404 defined in a dynamic object, set the version index to
9406 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9408 (Symbol_table::add_from_pluginobj): Likewise.
9409 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9411 2010-01-11 Doug Kwan <dougkwan@google.com>
9413 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9414 (incremental_dump_LDADD): Add linking option for libintl.
9415 * Makefile.in: Regenerate.
9417 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9420 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9422 * testsuite/Makefile.in: Regenerated.
9424 2010-01-10 Doug Kwan <dougkwan@google.com>
9426 * options.h (DEFINE_var): Use parentheses around argument varname__
9427 in macro body to avoid any unintended subsequent substitutions.
9429 2010-01-10 Ian Lance Taylor <iant@google.com>
9431 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9432 candidates before doing symbol resolution.
9434 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9435 ODR candidates if only one is weak.
9437 2010-01-08 Ian Lance Taylor <iant@google.com>
9439 * script.cc (Version_script_info::build_expression_list_lookup):
9440 Don't warn about ambiguous version, just record the ambiguity.
9441 (Version_script_info::get_symbol_version_helper): Give error if
9442 version is ambiguous.
9444 2010-01-08 Doug Kwan <dougkwan@google.com>
9446 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9447 prev_data_size_ and prev_addralign_. Remove initializer for
9448 deleted data member has_been_changed_.
9449 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9450 to determine if the table is empty.
9451 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9453 (Stub_table::add_reloc_stub): Define method in class definition
9454 instead of just declaring it there.
9455 (Stub_table::add_cortex_a8_stub): New method definition.
9456 (Stub_table::update_data_size_and_addralign): Ditto.
9457 (Stub_table::finalize_stubs): Ditto.
9458 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9459 (Stub_table::do_addralign_): Return address alignment in the
9460 (Stub_table::do_reset_address_and_file_offset): Define method in
9461 class definition instead of declaring it there. Set current data
9462 size to be the data size of the previous pass.
9463 (Stub_table::set_final_data_size): Use current data size as the
9465 (Stub_table::relocate_stub): Change parameter type of stub from
9466 Reloc_stub pointer to Stub pointer.
9467 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9468 (Stub_table::Cortex_a8_stub_list): New typedef.
9469 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9470 Stub_table::prev_addralign_): New data member.
9471 (Arm_relobj::Arm_relobj): Initialize data member
9472 section_has_cortex_a8_workaround_.
9473 (Arm_relobj::section_has_cortex_a8_workaround,
9474 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9476 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9478 (Target_arm::relocate_stub): Change parameter type of stub from
9479 Reloc_stub pointer to Stub pointer.
9480 (Insn_template::size, Insn_template::alignment): Handle
9481 THUMB16_SPECIAL_TYPE.
9482 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9483 Stub_table::update_data_size_and_addralign,
9484 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9486 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9487 (Stub_table::do_write): Ditto.
9488 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9490 2010-01-08 Ian Lance Taylor <iant@google.com>
9493 * symtab.h (class Symbol): Remove fields is_target_special_ and
9494 has_plt_offset_. Add field is_defined_in_discarded_section_.
9495 (Symbol::is_defined_in_discarded_section): New function.
9496 (Symbol::set_is_defined_in_discarded_section): New function.
9497 (Symbol::has_plt_offset): Rewrite.
9498 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9499 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9500 Don't initialize is_target_special_ or has_plt_offset_.
9501 Initialize is_defined_in_discarded_section_.
9502 (Symbol_table::add_from_relobj): If appropriate, set
9503 is_defined_in_discarded_section.
9504 * resolve.cc (Symbol::override_base_with_special): Don't test
9505 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9506 * target-reloc.h (relocate_section): Do special handling for
9507 symbols defined in discarded sections for global symbols as well
9510 2010-01-08 Ian Lance Taylor <iant@google.com>
9512 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9513 the SHT_SYMTAB case.
9515 2010-01-08 Ian Lance Taylor <iant@google.com>
9517 * object.cc (Sized_relobj::do_layout): Don't get confused if
9518 layout_eh_frame returns NULL.
9520 2010-01-08 Ian Lance Taylor <iant@google.com>
9523 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9524 dynamic symbol table, use the normal symbol table.
9525 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9528 2010-01-08 Ian Lance Taylor <iant@google.com>
9531 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9534 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9536 * version.cc (print_version): Change to "Copyright 2010".
9538 2010-01-08 Ian Lance Taylor <iant@google.com>
9542 * i386.cc (class Target_i386): Change return type of plt_section
9544 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9545 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9546 tls_desc_rel_ field.
9547 (Output_data_plt_i386::rel_tls_desc): New function.
9548 (Target_i386::rel_tls_desc_section): New function.
9549 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9550 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9551 R_386_TLS_DESC reloc in rel_tls_desc_section.
9552 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9553 Define struct Tlsdesc_info.
9554 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9555 (Target_x86_64::do_reloc_symbol_index): New function.
9556 (Target_x86_64::add_tlsdesc_info): New function.
9557 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9558 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9560 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9562 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9563 (Target_x86_64::rela_tlsdesc_section): New function.
9564 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9566 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9567 (Target_x86_64::do_reloc_addend): New function.
9568 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9569 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9570 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9571 (Output_reloc::type): New function.
9572 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9573 (Output_reloc::is_target_specific): New function.
9574 (Output_reloc::target_arg): New function.
9575 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9576 absolute relocs and target specific relocs.
9577 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9578 add_target_specific.
9579 (class Output_data_reloc) [SHT_RELA]: Likewise.
9580 * output.cc (Output_reloc::Output_reloc): Add four new versions
9581 for absolute relocs and target specific relocs.
9582 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9583 (Output_reloc::get_symbol_index): Likewise.
9584 (Output_reloc::local_section_offset): Check that local_sym_index_
9585 is not TARGET_CODE or 0.
9586 (Output_reloc::symbol_value): Likewise.
9587 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9589 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9590 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9592 * layout.cc (add_target_dynamic_tags): Use output section for
9593 DT_PLTRELSZ and DT_JMPREL.
9595 2010-01-07 Ian Lance Taylor <iant@google.com>
9598 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9600 (class Output_data_reloc_generic): Define.
9601 (class Output_data_reloc_base): Change base class to
9602 Output_data_reloc_generic. Change add() method to call
9603 bump_relative_reloc_count for a relative reloc. Remove
9605 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9607 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9608 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9610 * layout.h (class Layout): Update declaration.
9612 2010-01-07 Ian Lance Taylor <iant@google.com>
9614 * output.h (class Output_data): Add const version of
9615 output_section and do_output_section.
9616 (class Output_section_data): Add const version of
9618 (class Output_section): Likewise.
9619 * layout.cc (Layout::add_target_dynamic_tags): New function.
9620 * layout.h (class Layout): Update declarations.
9621 * arm.cc (Target_arm::do_finalize_sections): Use
9622 add_target_dynamic_tags.
9623 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9624 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9625 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9626 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9628 2010-01-07 Ian Lance Taylor <iant@google.com>
9631 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9634 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9635 Ian Lance Taylor <iant@google.com>
9638 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9639 Xindex::read_symtab_xindex.
9641 2010-01-07 Doug Kwan <dougkwan@google.com>
9643 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9644 (Insn_template::thumb16_bcond_insn): New method declaration.
9645 (Insn_template): Fix spelling.
9646 (Stub::thumb16_special): New method declaration.
9647 (Stub::do_write): Define virtual method which was previously pure
9649 (Stub::do_thumb16_special): New method declaration.
9650 (Stub::do_fixed_endian_write): New template member.
9651 (Reloc_stub::do_write): Remove.
9652 (Reloc_stub::do_fixed_endian_write): Remove.
9653 (Cortex_a8_stub): New class definition.
9654 (Stub_factory::make_cortex_a8_stub): New method definition.
9655 (Stub_factory::Stub_factory): Add missing static storage class
9656 qualifier for elf32_arm_stub_a8_veneer_blx.
9658 2010-01-07 Ian Lance Taylor <iant@google.com>
9661 * options.h (class General_options): Add --warn-unresolved-symbols
9662 and --error-unresolved-symbols.
9663 * errors.cc (Errors::undefined_symbol): Implement
9664 --warn-unresolved-symbols.
9666 * options.h (class General_options): Add -z text and -z textoff.
9667 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9669 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9671 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9672 (Garbage_collection::cident_sections): New function.
9673 (Garbage_collection::add_cident_section): New function.
9674 (Garbage_collection::cident_sections_): New member.
9675 (gc_process_relocs): Add references to sections whose names are C
9677 * gold.h (cident_section_start_prefix): New constant.
9678 (cident_section_stop_prefix): New constant.
9679 (is_cident): New function.
9680 * layout.cc (Layout::define_section_symbols): Replace string constants
9681 with the newly defined constants.
9682 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9684 * testsuite/Makefile.am: Add gc_orphan_section_test.
9685 * testsuite/Makefile.in: Regenerate.
9686 * testsuite/gc_orphan_section_test.cc: New file.
9687 * testsuite/gc_orphan_section_test.sh: New file.
9689 2010-01-06 Ian Lance Taylor <iant@google.com>
9692 * options.h (class General_options): Add --warn-shared-textrel.
9693 * layout.cc (Layout::finish_dynamic_section): Implement
9694 --warn-shared-textrel.
9697 * options.h (class General_options): Add --warn-multiple-gp.
9699 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9701 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9702 $(THREADSLIB) and $(LIBDL).
9703 * Makefile.in: Rebuild.
9705 2010-01-06 Ian Lance Taylor <iant@google.com>
9708 * options.cc (General_options::parse_section_start): New function.
9709 (General_options::section_start): New function.
9710 (General_options::General_options): Initialize all members.
9711 * options.h: Include <map>
9712 (class General_options): Add --section-start. Add section_starts_
9714 * layout.cc (Layout::attach_allocated_section_to_segment): If
9715 --section-start was used, set the address of the segment. Remove
9716 local sort_sections.
9717 (Layout::relaxation_loop_body): If the address of the load segment
9718 has been set by --section-start, don't use it.
9719 * output.h (Output_segment::update_flags_for_output_section): New
9721 * output.cc (Output_segment::add_output_section): Call
9722 update_flags_for_output_section.
9724 2010-01-05 Ian Lance Taylor <iant@google.com>
9727 * options.h (class General_options): Add --undefined-version.
9728 * script.cc (struct Version_expression): Add was_matched_by_symbol
9730 (Version_script_info::matched_symbol): New function.
9731 (Version_script_info::get_symbol_version_helper): Call
9733 (Version_script_info::check_unmatched_names): New function.
9734 * script.h (class Version_script_info): Update declarations.
9735 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9737 * options.h (class General_options): Use DEFINE_bool_alias for
9738 allow_multiple_definition.
9739 * resolve.cc (Symbol_table::should_override): Don't test
9740 allow_multiple_definition.
9743 * options.h (class General_options): Add --cref.
9744 * main.cc (main): Print cref table if --cref. Don't close mapfile
9745 until after printing cref table.
9746 * cref.cc: Include "symtab.h".
9747 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9748 (Cref_table_compare::operator()): New function.
9749 (Cref_inputs::gather_cref): New function.
9750 (filecol): New static const.
9751 (Cref_inputs::print_cref): New function.
9752 (Cref::print_cref): New function.
9753 * cref.h: Include <cstdio>.
9754 (class Cref): Update declarations.
9755 * mapfile.h (Mapfile::file): New function.
9756 * object.h (class Object): Define Symbols. Declare virtual
9757 do_get_global_symbols.
9758 (Object::get_global_symbols): New function.
9759 * object.cc (Input_objects::add_object): Pass object to cref_ if
9761 (Input_objects::archive_start): Likewise.
9762 (Input_objects::archive_stop): Likewise.
9763 (Input_objects::print_cref): New function.
9764 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9765 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9767 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9769 * plugin.h (class Sized_pluginobj): Update declarations.
9771 2010-01-05 Ian Lance Taylor <iant@google.com>
9773 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9774 to is_default_version. Rename insdef to insdefault.
9775 (Symbol_table::add_from_relobj): Rename def to is_default_version
9776 and local to is_forced_local.
9777 (Symbol_table::add_from_pluginobj): Likewise.
9778 (Symbol_table::add_from_dynobj): Likewise.
9779 (Symbol_table::define_special_symbol): Rename insdef to
9782 2010-01-04 Ian Lance Taylor <iant@google.com>
9785 * options.h (class General_options): Add
9786 --allow-multiple-definition and -z muldefs.
9787 * resolve.cc (Symbol_table::should_override): Don't warn about a
9788 multiple symbol definition if --allow-multiple-definition or -z
9792 * options.h (class General_options): Add --add-needed and
9793 --copy-dt-needed-entries. Tweak --as-needed help entry.
9794 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9795 error if --copy-dt-needed-entries aka --add-needed is used and
9796 would cause a change in behaviour.
9799 * options.h (class General_options): Add -G as a short version of
9800 --shared. Add no-op options -assert, -g, and -i.
9802 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9804 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9805 check for .text or .gnu.linkonce.t sections.
9806 * icf.cc (Icf::find_identical_sections): Ditto.
9807 Change the detection for mangled function name within the section
9809 * icf.h (is_section_foldable_candidate): New function.
9811 2009-12-30 Ian Lance Taylor <iant@google.com>
9814 * options.h (class General_options): Permit two dashes with
9815 --retain-symbols-file.
9817 2009-12-30 Ian Lance Taylor <iant@google.com>
9820 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9821 don't put the file header and segment headers in the text
9825 * common.cc (Sort_commons::operator()): Stabilize sort when both
9827 (Symbol_table::do_allocate_commons_list): When allocating common
9828 symbols, skip a symbol which is no longer common.
9829 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9830 an object before checking its type.
9831 * testsuite/common_test_2.c: New file.
9832 * testsuite/common_test_3.c: New file.
9833 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9834 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9835 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9836 (common_test_2_pic.o, common_test_2.so): New targets.
9837 (common_test_3_pic.o, common_test_3.so): New targets.
9838 * testsuite/Makefile.in: Rebuild.
9841 * script.cc (read_input_script): If we see a new SECTIONS clause,
9842 and we have added an input section, give an error.
9843 * layout.h (class Layout): Add have_added_input_section function.
9844 Add have_added_input_section_ field.
9845 * layout.cc (Layout::Layout): Initialize
9846 have_added_input_section_.
9847 (Layout::layout): Set have_added_input_section_.
9848 (Layout::layout_eh_frame): Likewise.
9850 2009-12-30 Ian Lance Taylor <iant@google.com>
9853 * options.h (class General_options): Add --sort-common option.
9854 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9855 * common.cc (Sort_common): Add sort_order parameter to
9856 constructor. Add sort_order_ field.
9857 (Sort_commons::operator): Check sort_order_.
9858 (Symbol_table::allocate_commons): Determine the sort order.
9859 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9861 (Symbol_table::do_allocate_commons_list): Likewise.
9863 2009-12-30 Ian Lance Taylor <iant@google.com>
9866 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9867 symbols from this object, don't change the visibility of an
9869 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9871 2009-12-30 Ian Lance Taylor <iant@google.com>
9874 * script.h (class Version_script_info): Define Language enum.
9875 Update declarations. Define Glob, Exact, and Lookup types. Add
9876 new fields globals_, locals_, and is_finalized_.
9877 * script.cc: Various formatting fixes.
9878 (class Parser_closure): Change language_stack_ from a vector of
9879 std::string to one of Version_script_info::Language. Adjust all
9881 (class Lazy_demangler): Remove.
9882 (struct Version_expression): Change language from std::string to
9883 Version_script_info::Language.
9884 (Version_script_info::Version_script_info): New function.
9885 (Version_script_info::~Version_script_info): Don't call clear.
9886 (Version_script_info::finalize): New function.
9887 (Version_script_info::build_lookup_tables): New function.
9888 (Version_script_info::build_expression_list_lookup): New
9890 (Version_script_info::get_symbol_version_helper): Rewrite to use
9892 (Version_script_info::print_expression_list): Adjust to use
9893 Version_script_info::Language.
9894 (script_push_lex_into_version_mode): Check that the version script
9895 has not been finalized.
9896 (version_script_push_lang): Change language string to
9897 Version_script_info::Language.
9898 * options.cc (Command_line::version_script): New function.
9899 * options.h (class General_options): Add finalize_dynamic_list
9900 function. Change version_script from declaration to definition.
9901 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9902 * testsuite/version_script.map: Remove duplicate def of foo.
9903 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9905 * testsuite/Makefile.in: Rebuild.
9907 2009-12-30 Ian Lance Taylor <iant@google.com>
9910 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9911 if the input symbol index is 0, make the output symbol index 0.
9913 2009-12-30 Ian Lance Taylor <iant@google.com>
9916 * options.h (class General_options): Add -x/--discard-all.
9917 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9918 --discard-all. If the local symbol needs a dynamic entry, check
9919 that before handling --discard-locals.
9921 2009-12-30 Ian Lance Taylor <iant@google.com>
9924 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9926 (Output_segment::add_output_section): Don't change the flags if
9930 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9931 GNU hash table if they need a dynamic value. Otherwise, don't add
9932 them if they are defined in a dynamic object or are forced local.
9934 2009-12-29 Ian Lance Taylor <iant@google.com>
9937 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9938 .gnu.hash table for a 32-bit target.
9941 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9942 regular and a dynamic object only needs a dynamic symbol table
9943 entry if it is externally visible.
9946 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9947 constructor. Add global_offset_table_ field.
9948 (Target_i386::got_section): Set global_offset_table_.
9949 (Target_i386::do_finalize_sections): Set global_offset_table_
9951 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9952 in constructor. Add global_offset_table_ field.
9953 (Target_x86_64::got_section): Set global_offset_table_.
9954 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9957 * layout.cc (Layout::Layout): Initialize increase_relro_.
9958 (Layout::get_output_section): Add is_relro, is_last_relro, and
9959 is_first_non_relro parameters. Change all callers.
9960 (Layout::choose_output_section): Likewise.
9961 (Layout::add_output_section_data): Likewise.
9962 (Layout::make_output_section): Likewise.
9963 (Layout::set_segment_offsets): Clear increase_relro when using a
9965 * layout.h (class Layout): Add increase_relro method. Add
9966 increase_relro_ field. Update declarations.
9967 * output.cc (Output_section::Output_section): Initialize
9968 is_last_relro_ and is_first_non_relro_.
9969 (Output_segment::add_output_section): Group relro sections is
9970 do_sort is true. Handle is_last_relro and is_first_non_relro.
9971 (Output_segment::maximum_alignment): Remove relro handling.
9972 (Output_segment::set_section_addresses): Add increase_relro
9973 parameter. Change all callers. Add initial alignment to align
9974 relro sections on separate page. Remove old relro handling.
9975 (Output_segment::set_section_list_addresses): Remove in_relro
9976 parameter. Change all callers.
9977 (Output_segment::set_offset): Add increase parameter. Change all
9978 callers. Remove old relro handling.
9979 * output.h (class Output_section): Add new methods: is_last_relro,
9980 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9981 Add is_last_relro_ and is_first_non_relro_ fields.
9982 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9983 Create separate .got.plt section. Call increase_relro.
9984 * x86_64.cc (Target_x86_64::got_section): Likewise.
9985 * testsuite/relro_script_test.t: Add .got.plt.
9988 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9989 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9990 (Layout::finalize): Call set_dynamic_symbol_size.
9991 (Layout::set_dynamic_symbol_size): New function.
9992 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9993 set_dynamic_symbol_size.
9996 * output.h (class Output_section): Add is_entsize_zero_ field.
9997 * output.cc (Output_section::Output_section): Initialize
9999 (Output_section::set_entsize): If two different entsizes are
10000 requested, force it to zero.
10001 (Output_section::add_input_section): Set flags for .debug_str
10002 before updating section flags. Set entsize.
10003 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10004 and SHF_STRING if all input sections have those flags.
10006 2009-12-29 Rafael Espindola <espindola@google.com>
10008 * main.cc (main): Fix the sys time reporting.
10009 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10012 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10014 * options.cc (General_options::parse_version): Allow -v to exit
10015 without an error if there is nothing to link.
10017 2009-12-29 Ian Lance Taylor <iant@google.com>
10019 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10020 using a version of gcc before 4.1.
10021 * configure: Rebuild.
10023 2009-12-28 Chris Demetriou <cgd@google.com>
10025 * attributes.cc (Output_attributes_section_data::do_write): Use
10026 std::vector::front rather than std::vector::data.
10028 2009-12-28 Ian Lance Taylor <iant@google.com>
10030 * symtab.h (class Symbol_table): Add enum Defined.
10031 * resolve.cc (Symbol_table::should_override): Add defined
10032 parameter. Change all callers. Test whether object is NULL
10033 before calling a method on it.
10034 (Symbol_table::report_resolve_problem): Add defined parameter.
10035 Change all callers.
10036 (Symbol_table::should_override_with_special): Likewise.
10037 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10038 parameter. Change all callers.
10039 (Symbol_table::do_define_in_output_data): Likewise.
10040 (Symbol_table::define_in_output_segment): Likewise.
10041 (Symbol_table::do_define_in_output_segment): Likewise.
10042 (Symbol_table::define_as_constant): Likewise.
10043 (Symbol_table::do_define_as_constant): Likewise.
10044 * script.h (class Symbol_assignment): Add is_defsym parameter to
10045 constructor; change all callers.
10046 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10047 parameter. Change all callers. Add is_defsym_ field.
10048 (class Parser_closure): Add parsing_defsym parameter to
10049 constructor; change all callers. Add parsing_defsym accessor
10050 function. Add parsing_defsym_ field.
10052 2009-12-28 Ian Lance Taylor <iant@google.com>
10054 * gold.cc (queue_middle_tasks): Fix formatting.
10055 * object.cc (Relobj::is_section_name_included): Likewise.
10057 2009-12-23 Ian Lance Taylor <iant@google.com>
10059 * i386.cc (Target_i386::do_calls_non_split): Recognize
10060 -fsplit-stack prologue for a function with a static chain.
10061 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10062 -fsplit-stack prologue when using %r11.
10064 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10066 * options.cc (General_options::parse_version): Make -v continue and do
10067 the link like GNU ld does.
10069 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10071 * Makefile.am (CCFILES): Add timer.cc.
10072 (HFILES): Add timer.h.
10073 * configure.ac: Check for sysconf and times.
10074 * main.cc: include timer.h.
10075 (main): Use Timer instead of get_run_time.
10078 * workqueue.cc: include timer.h.
10079 (Workqueue::find_and_run_task):
10080 Report user, sys and wall time.
10081 * Makefile.in: Regenerate.
10082 * config.in: Regenerate.
10083 * configure: Regenerate.
10085 2009-12-16 Doug Kwan <dougkwan@google.com>
10087 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10089 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10090 relaxed input sections.
10091 * output.cc (Output_section::find_relaxed_input_section): Change
10092 return type to Output_relaxed_input_section pointer. Adjust code
10093 for new type of relaxed_input_section_map_.
10094 * output.h (Output_section::find_relaxed_input_section): Change
10095 return type to Output_relaxed_input_section pointer.
10096 (Output_section::Output_relaxed_input_section_by_input_section_map):
10098 (Output_section::relaxed_input_section_map_): Change type to
10099 Output_section::Output_relaxed_input_section_by_input_section_map.
10100 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10103 2009-12-15 Ian Lance Taylor <iant@google.com>
10105 * layout.cc (Layout::create_shstrtab): Only write out after input
10106 sections if we are compressing debug sections.
10108 2009-12-15 Ian Lance Taylor <iant@google.com>
10110 * archive.cc (Archive::add_symbols): Only look up a symbol without
10111 a version if there is, in fact, a version.
10113 2009-12-14 Ian Lance Taylor <iant@google.com>
10115 Revert -Wshadow changes, all changes from:
10116 2009-12-11 Doug Kwan <dougkwan@google.com>
10117 2009-12-11 Nick Clifton <nickc@redhat.com>
10118 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10120 2009-12-11 Doug Kwan <dougkwan@google.com>
10122 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10124 * attributes.cc (Object_attribute::size): Ditto.
10125 (Attributes_section_data::size): Ditto.
10126 (Attributes_section_data::Attributes_section_data): Ditto.
10127 (Output_attributes_section_data::do_write): Ditto.
10128 * attributes.h (Object_attribute::set_type): Ditto.
10129 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10131 2009-12-11 Nick Clifton <nickc@redhat.com>
10133 * archive.cc: Fix shadowed variable warnings.
10134 * arm.cc: Likewise.
10135 * compressed_output.cc: Likewise.
10136 * compressed_output.h: Likewise.
10137 * configure: Likewise.
10138 * dwarf_reader.cc: Likewise.
10139 * dynobj.cc: Likewise.
10140 * dynobj.h: Likewise.
10141 * ehframe.cc: Likewise.
10142 * ehframe.h: Likewise.
10143 * errors.cc: Likewise.
10144 * expression.cc: Likewise.
10145 * fileread.cc: Likewise.
10146 * fileread.h: Likewise.
10147 * freebsd.h: Likewise.
10148 * i386.cc: Likewise.
10149 * icf.cc: Likewise.
10150 * incremental.h: Likewise.
10151 * layout.cc: Likewise.
10152 * layout.h: Likewise.
10153 * mapfile.cc: Likewise.
10154 * merge.cc: Likewise.
10155 * merge.h: Likewise.
10156 * object.cc: Likewise.
10157 * object.h: Likewise.
10158 * options.h: Likewise.
10159 * output.cc: Likewise.
10160 * output.h: Likewise.
10161 * parameters.cc: Likewise.
10162 * plugin.cc: Likewise.
10163 * powerpc.cc: Likewise.
10164 * reduced_debug_output.cc: Likewise.
10165 * reduced_debug_output.h: Likewise.
10166 * reloc.cc: Likewise.
10167 * reloc.h: Likewise.
10168 * resolve.cc: Likewise.
10169 * script-sections.cc: Likewise.
10170 * script.cc: Likewise.
10171 * script.h: Likewise.
10172 * sparc.cc: Likewise.
10173 * symtab.cc: Likewise.
10174 * symtab.h: Likewise.
10175 * target-select.cc: Likewise.
10176 * target-select.h: Likewise.
10177 * token.h: Likewise.
10178 * workqueue.cc: Likewise.
10179 * workqueue.h: Likewise.
10180 * x86_64.cc: Likewise.
10182 2009-12-10 Doug Kwan <dougkwan@google.com>
10184 * arm.cc (attributes.h): New include.
10185 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10186 (Arm_relobj::~Arm_relobj): Delete object pointed by
10187 attributes_section_data_.
10188 (Arm_relobj::attributes_section_data): New method definition.
10189 (Arm_relobj::attributes_section_data_): New data member declaration.
10190 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10191 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10192 attributes_section_data_.
10193 (Arm_dynobj::attributes_section_data): New method definition.
10194 (Arm_dynobj::attributes_section_data_): New data member declaration.
10195 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10196 initialization value of may_use_blx_ to false.
10197 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10198 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10199 object attributes to compute results instead of hard-coding.
10200 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10201 Target_arm::get_secondary_compatible_arch,
10202 Target_arm::set_secondary_compatible_arch
10203 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10204 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10205 New method declarations.
10206 (Target_arm::get_aeabi_object_attribute): New method definition.
10207 (Target_arm::attributes_section_data_): New data member declaration.
10208 (read_arm_attributes_section): New template definition.
10209 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10210 (Arm_dynobj::do_read_symbols): Ditto.
10211 (Target_arm::do_finalize_sections): Merge attributes sections from
10212 input. Check for BLX use after attributes section merging.
10213 Fix __exidx_start and __exidx_end visibility. Create an
10214 .ARM.attributes section if necessary.
10215 (Target_arm::get_secondary_compatible_arch,
10216 Target_arm::set_secondary_compatible_arch,
10217 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10218 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10219 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10220 New method definitions.
10222 2009-12-09 Ian Lance Taylor <iant@google.com>
10224 * plugin.cc (Plugin::load): Don't cast from void* to a function
10227 2009-12-09 Ian Lance Taylor <iant@google.com>
10229 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10230 information fields.
10232 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10234 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10235 Replace two_file_shared_1.so with two_file_shared_2.so.
10236 * testsuite/Makefile.in: Regenerated.
10238 2009-12-08 Doug Kwan <dougkwan@google.com>
10240 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10241 (HFILES): Add attributes.h and int_encoding.h.
10242 * Makefile.in: Regenerate.
10243 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10244 function definitions to int_encoding.cc
10245 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10246 prototypes to int_encoding.h
10247 * reduced_debug_output.cc (int_encoding.h): New include.
10248 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10249 function definitions to int_encoding.cc
10250 (insert_into_vector, read_from_pointer): Move template definitions to
10252 * attributes.cc: New file.
10253 * attributes.h: New file.
10254 * int_encoding.cc: New file.
10255 * int_encoding.h: New file.
10257 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10260 * incremental-dump.cc (dump_incremental_inputs): New.
10261 (main): Use dump_incremental_inputs.
10263 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10266 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10267 checking elfcpp::STT_FUNC.
10268 (Target_i386::Relocate::relocate): Likewise.
10269 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10271 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10272 symbols from shared libraries into normal FUNC symbols.
10274 * symtab.h (Symbol): Add is_func and use it.
10276 2009-12-05 Doug Kwan <dougkwan@google.com>
10278 * arm.cc (Target_arm::arm_info): Initialize new fields
10279 attributes_section and attributes_vendor.
10280 * i386.cc (Target_i386::i386_info): Same.
10281 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10282 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10283 fields attributes_section and attributes_vendor.
10284 * sparc.cc (Target_sparc::sparc_info): Same.
10285 * target.h (Target::attributes_section, Target::attributes_vendor,
10286 Target::is_attributes_section, Target::attribute_arg_type,
10287 Target::attributes_order): New method definitions.
10288 (Target::Target_info::attributes_section,
10289 Target::Target_info::attributes_vendor): New fields.
10290 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10291 virtual method definitions.
10292 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10293 attributes_section and attributes_vendor.
10294 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10296 2009-12-05 Doug Kwan <dougkwan@google.com>
10298 * arm.cc: Update comments about interworking and stub generation.
10299 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10300 considered as non-PIC.
10301 (Arm_relocate_functions::base_abs): Fix formatting.
10302 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10303 of function to use GOT entry address instead of offset.
10304 (Target_arm::Scan::global): Issue an error if a symbol would need a
10305 PLT does not get one because it is untyped. Remove code to create
10306 dynamic symbols for relative branches.
10307 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10308 takes unsigned integer instead of boolean.
10310 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10312 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10313 (two_file_test_LDADD): Likewise.
10314 (common_test_1_LDADD): Likewise.
10315 (exception_test_LDADD) Likewise.
10316 (weak_test_LDADD): Likewise.
10317 (many_sections_test_LDADD): Likewise.
10318 (initpri1_LDADD): Likewise.
10319 (script_test_1_LDADD): Likewise.
10320 (script_test_2_LDADD): Likewise.
10321 (justsyms_LDADD): Likewise.
10322 (binary_test_LDADD): Likewise.
10323 (large_LDADD): Likewise.
10324 * testsuite/Makefile.in: Regenerated.
10326 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10328 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10329 (Symbol_table::override_with_special): Likewise.
10330 (Symbol_table::add_from_object): Likewise.
10332 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10334 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10335 Don't set the data_offset twice.
10337 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10339 * testsuite/Makefile.in: Regenerate.
10341 2009-12-03 Doug Kwan <dougkwan@google.com>
10343 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10344 (Target_arm::do_finalize_sections): Add parameter for symbol table
10345 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10346 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10347 parameter for symbol table pointer.
10348 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10349 an additional parameter for a pointer to symbol table.
10350 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10351 parameter for a symbol table pointer.
10352 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10353 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10355 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10356 parameter for a symbol table pointer.
10358 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10360 * incremental.cc (Incremental_inputs_header)
10361 (Incremental_inputs_header_write, Incremental_inputs_entry)
10362 (Incremental_inputs_entry_write): Move ...
10363 * incremental.h (Incremental_inputs_header)
10364 (Incremental_inputs_header_write, Incremental_inputs_entry)
10365 (Incremental_inputs_entry_write): here.
10367 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10369 * incremental.cc (make_sized_incremental_binary): Set the target.
10370 Error if it is incompatible.
10371 * output.h (Output_file): Add filename method.
10373 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10375 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10376 from the get_* methods.
10378 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10380 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10381 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10382 Write 0 for the data_offset of scripts.
10384 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10386 * testsuite/Makefile.am: Add the incremental_test.sh test.
10387 * testsuite/incremental_test.sh: New.
10388 * testsuite/incremental_test_1.c: New.
10389 * testsuite/incremental_test_2.c: New.
10391 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10393 * incremental-dump.cc (main): Fix typos.
10395 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10398 * incremental-dump.cc (main): Use llu to print 64 bit values.
10400 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10401 H.J. Lu <hongjiu.lu@intel.com>
10403 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10405 (incremental_dump_LDADD): Likewise.
10406 * Makefile.in: Regenerated.
10408 2009-11-25 Doug Kwan <dougkwan@google.com>
10412 2009-11-25 Doug Kwan <dougkwan@google.com>
10414 * arm.cc (Target_arm::Target_arm): Move method definition
10415 outside of class definition. Add code to handle
10416 --target1-rel, --target1-abs and --target2= options.
10417 (Target_arm::get_reloc_reloc_type): Change method to be
10418 non-static and const.
10419 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10420 New data member declaration.
10421 (Target_arm::Scan::local, Target_arm::Scan::global,
10422 Target_arm::Relocate::relocate,
10423 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10424 Adjust call to Target_arm::get_real_reloc_type.
10425 (Target_arm::get_real_reloc_type): Use command line options
10426 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10427 * options.h (--target1-rel, --target1-abs, --target2): New
10430 2009-11-25 Doug Kwan <dougkwan@google.com>
10432 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10433 class definition. Add code to handle --target1-rel, --target1-abs
10434 and --target2= options.
10435 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10437 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10438 member declaration.
10439 (Target_arm::Scan::local, Target_arm::Scan::global,
10440 Target_arm::Relocate::relocate,
10441 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10442 call to Target_arm::get_real_reloc_type.
10443 (Target_arm::get_real_reloc_type): Use command line options to
10444 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10445 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10448 2009-11-25 Doug Kwan <dougkwan@google.com>
10450 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10451 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10452 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10454 (Arm_relocate_functions::thm_call): Replace body with a call to
10455 Arm_relocate_functions::thumb_branch_common.
10456 (Arm_relocate_functions::thm_jump24,
10457 Arm_relocate_functions::thm_xpc22): New method definitions.
10458 (Arm_relocate_functions::thumb_branch_common): New method definition.
10459 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10461 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10462 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10464 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10466 * Makefile.am: Build incremental-dump
10467 * Makefile.in: Regenerate.
10468 * incremental-dump.cc: New.
10469 * incremental.cc (Incremental_inputs_header_data,
10470 Incremental_inputs_entry_data): Move to incremental.h
10471 * incremental.h: (Incremental_inputs_header_data,
10472 Incremental_inputs_entry_data): Move from incremental.cc
10474 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10476 * incremental.cc (Incremental_inputs_header,
10477 Incremental_inputs_header_write, Incremental_inputs_entry,
10478 Incremental_inputs_entry_write): Add a typedef with the data type.
10480 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10482 * incremental.cc (Incremental_inputs_header,
10483 Incremental_inputs_header_write, Incremental_inputs_entry,
10484 Incremental_inputs_entry_write): Update comment about which
10485 type has the filed descriptions.
10487 2009-11-15 Doug Kwan <dougkwan@google.com>
10489 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10490 (Arm_relocate_functions::arm_branch_common): Change method defintion
10491 in class definition to a method declaration and update list of formal
10493 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10494 Arm_relocation_functions::jump24): Adjust call to
10495 Arm_relocate_functions::arm_branch_common. Update list of formal
10497 (Arm_relocate_functions::xpc25): New method definition.
10498 (Arm_relocate_functions::arm_branch_common): Move method defintion
10499 out from class definition. Use stubs for mode-switching and extending
10501 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10502 specially. Change code to enable use of stubs in ARM branches.
10504 2009-11-10 Doug Kwan <dougkwan@google.com>
10506 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10507 in method declaration.
10508 (Target_arm::relocate_stub): New method declaration.
10509 (Target_arm::default_target): Change to return a pointer instead of
10511 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10512 Target_arm::default_target.
10513 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10515 (Target_arm::relocate_section): Adjust view.
10516 (Target_arm::relocate_stub): New method definition.
10518 2009-11-10 Doug Kwan <dougkwan@google.com>
10520 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10522 * incremental.cc (open_incremental_binary): Initialized local
10523 variables to avoid warnings.
10524 * object.cc (make_elf_object): Ditto.
10525 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10528 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10531 * testsuite/plugin_test.c: Include "config.h".
10533 2009-11-09 Doug Kwan <dougkwan@google.com>
10535 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10536 (arm_symbol_value): Remove.
10537 (Arm_relocate_functions::arm_branch_common,
10538 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10539 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10540 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10541 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10542 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10543 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10544 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10545 Arm_relocate_functions::thm_mobw_abs_nc,
10546 Arm_relocate_functions::thm_mov_abs,
10547 Arm_relocate_functions::movw_prel_nc,
10548 Arm_relocate_functions::thm_movt_abs,
10549 Arm_relocate_functions::movt_prel,
10550 Arm_relocate_functions::thm_movw_prel_nc,
10551 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10552 (Target_arm::Relocate::relocate): Only decompose address into two
10553 parts if relocation type uses the thumb-bit and pass the actual
10554 bit instead of a flag indicating that the thumb-bit is used. Adjust
10555 calls to methods in Arm_relocate_functions for this change.
10557 2009-11-08 Ian Lance Taylor <iant@google.com>
10560 * reloc.cc: Instantiate
10561 Sized_relobj::initialize_input_to_output_maps and
10562 Sized_relobj:free_input_to_output_maps.
10564 2009-11-06 Ian Lance Taylor <iant@google.com>
10567 * defstd.cc (in_segment): Set only_if_ref true for "end".
10569 2009-11-06 Doug Kwan <dougkwan@google.com>
10571 * arm.cc (class Reloc_stub): Correct a comment.
10572 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10573 (Target_arm::scan_section_for_stubs): New method declaration.
10574 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10575 Change methods from private to protected.
10576 (Target_arm::do_may_relax): New method definition.
10577 (Target_arm::do_relax, Target_arm::group_sections,
10578 Target_arm::scan_reloc_for_stub,
10579 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10580 (Target_arm::arm_input_section_map_): New data member declaration.
10581 (Target_arm::scan_reloc_for_stub,
10582 Target_arm::scan_reloc_section_for_stubs,
10583 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10584 Target_arm::do_relax): New method definitions.
10586 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10588 * configure.ac: Check for (struct stat)::st_mtim
10589 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10590 * config.in: Regenerate.
10591 * configure: Regenerate.
10593 2009-11-05 Ian Lance Taylor <iant@google.com>
10596 * output.cc (Output_segment::add_output_section): Add missing
10599 2009-11-04 Ian Lance Taylor <iant@google.com>
10602 * object.h (class Object): Add is_needed and set_is_needed
10603 methods. Add is_needed_ field. Make bool fields into bitfields.
10604 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10605 defined in a dynamic object and referenced by a regular object,
10606 set is_needed for the dynamic object.
10607 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10608 if the file is marked with as_needed and it is not needed.
10610 2009-11-04 Ian Lance Taylor <iant@google.com>
10613 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10614 tags if data is discarded by linker script.
10615 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10616 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10617 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10618 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10620 2009-11-04 Ian Lance Taylor <iant@google.com>
10622 * layout.cc (Layout::get_output_section): Add is_interp and
10623 is_dynamic_linker_section parameters. Change all callers.
10624 (Layout::choose_output_section): Likewise.
10625 (Layout::make_output_section): Likewise.
10626 (Layout::add_output_section_data): Add is_dynamic_linker_section
10627 parameter. Change all callers.
10628 * layout.h (class Layout): Update declarations.
10629 * output.h (class Output_section): Add is_interp, set_is_interp,
10630 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10631 Add is_interp_, is_dynamic_linker_section_ fields. Change
10632 generate_code_fills_at_write_ to a bitfield.
10633 * output.cc (Output_section::Output_sections): Initialize new
10635 (Output_segment::add_output_section): Add do_sort parameter.
10636 Change all callers.
10638 2009-11-03 Ian Lance Taylor <iant@google.com>
10641 * options.h (class General_options): Add --warn-common.
10642 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10643 merging two common symbols.
10644 (Symbol_table::should_override): Handle --warn-common when merging
10645 a common symbol with a defined symbol. Use report_resolve_problem
10646 for multiple definitions.
10647 (Symbol_table::report_resolve_problem): New function.
10648 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10650 2009-11-03 Doug Kwan <dougkwan@google.com>
10652 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10654 (Target_arm::stub_factory): New method definition.
10655 (Target_arm::new_arm_input_section,
10656 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10657 Target_arm::reloc_uses_thumb_bit): New method declarations.
10658 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10659 New type definitions.
10660 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10661 member declarations.
10662 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10663 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10664 New method definitions.
10666 2009-11-03 Ian Lance Taylor <iant@google.com>
10668 * options.h (class General_options): Add --warn_constructors.
10670 2009-11-03 Ian Lance Taylor <iant@google.com>
10673 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10674 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10676 2009-11-03 Ian Lance Taylor <iant@google.com>
10679 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10680 --msgid-bugs-address.
10681 (install-pdf): New target.
10682 (install-data_yes): Look up one directory to find mkinstalldirs.
10684 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10686 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10689 2009-10-30 Doug Kwan <dougkwan@google.com>
10691 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10693 2009-10-30 Doug Kwan <dougkwan@google.com>
10695 * arm.cc (Stub_addend_reader): New struct template definition
10696 and partial specializations.
10697 (Stub_addend_reader::operator()): New method definition for a
10698 partially specialized template.
10700 2009-10-30 Doug Kwan <dougkwan@google.com>
10702 * arm.cc (Arm_relobj::processor_specific_flags): New method
10704 (Arm_relobj::do_read_symbols): New method declaration.
10705 (Arm_relobj::processor_specific_flags_): New data member declaration.
10706 (Arm_dynobj): New class definition.
10707 (Target_arm::do_finalize_sections): Add input_objects parameter.
10708 (Target_arm::do_adjust_elf_header): New method declaration.
10709 (Target_arm::are_eabi_versions_compatible,
10710 (Target_arm::merge_processor_specific_flags): New method declaration.
10711 (Target_arm::do_make_elf_object): New overloaded method definitions
10713 (Arm_relobj::do_read_symbols): New method definition.
10714 (Arm_dynobj::do_read_symbols): Ditto.
10715 (Target_arm::do_finalize_sections): Add input_objects parameters.
10716 Merge processor-specific flags from all input objects.
10717 (Target_arm::are_eabi_versions_compatible,
10718 Target_arm::merge_processor_specific_flags,
10719 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10720 New method definitions.
10721 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10722 Input_objects pointer type parameter.
10723 * layout.cc (Layout::finalize): Pass input objects to target's.
10724 finalize_sections function.
10725 * output.cc (Output_file_header::do_sized_write): Set ELF file
10726 header's processor-specific flags.
10727 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10728 Input_objects pointer type parameter.
10729 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10730 * target.h (Input_objects): New forward class declaration.
10731 (Target::processor_specific_flags,
10732 Target::are_processor_specific_flags_sect): New method definitions.
10733 (Target::finalize_sections): Add input_objects parameter.
10734 (Target::Target): Initialize processor_specific_flags_ and
10735 are_processor_specific_flags_set_.
10736 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10738 (Target::set_processor_specific_flags): New method definition.
10739 (Target::processor_specific_flags_,
10740 Target::are_processor_specific_flags_set_): New data member
10742 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10743 Input_objects pointer type parameter.
10745 2009-10-30 Doug Kwan <dougkwan@google.com>
10747 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10749 2009-10-28 Ian Lance Taylor <iant@google.com>
10751 * object.h (class Relobj): Drop options parameter from
10752 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10753 do_scan_relocs, do_relocate. Change all callers.
10754 (class Sized_relobj): Drop options parameters from
10755 do_gc_process_relocs, do_scan_relocs, do_relocate,
10756 do_relocate_sections, relocate_sections, emit_relocs_scan,
10757 emit_relocs_scan_reltype. Change all callers.
10758 (struct Relocate_info): Remove options field and all references to
10760 * reloc.h (class Read_relocs): Remove options constructor
10761 parameter and options_ field. Change all callers.
10762 (class Gc_process_relocs, class Scan_relocs): Likewise.
10763 (class Relocate_task): Likewise.
10764 * target-reloc.h (scan_relocs): Remove options parameter. Change
10766 (scan_relocatable_relocs): Likewise.
10767 * target.h (class Sized_target): Remove options parameter from
10768 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10770 * gc.h (gc_process_relocs): Remove options parameter. Change all
10772 * arm.cc: Update functions to remove options parameters.
10773 * i386.cc: Likewise.
10774 * powerpc.cc: Likewise.
10775 * sparc.cc: Likewise.
10776 * x86_64.cc: Likewise.
10777 * testsuite/testfile.cc: Likewise.
10779 2009-10-28 Doug Kwan <dougkwan@google.com>
10781 * arm.cc (Arm_relobj): New class definition.
10782 (Arm_relobj::scan_sections_for_stubs,
10783 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10784 New method definitions.
10786 2009-10-28 Cary Coutant <ccoutant@google.com>
10788 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10789 (Plugin::cleanup_done_): New member.
10790 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10791 (Plugin_manager::cleanup_done_): Remove.
10792 (Plugin_manager::add_input_file): Edit error message.
10793 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10794 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10796 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10798 * fileread.cc: (File_read::View::~View): Use the new
10799 data_ownership_ filed.
10800 (File_read::~File_read): Dispose the new whole_file_view_.
10801 (File_read::open): Mmap the whole file if needed.
10802 (File_read::open): Use whole_file_view_ instead of contents_.
10803 (File_read::find_view): Use whole_file_view_ if applicable.
10804 (File_read::do_read): Use whole_file_view_ instead of contents_.
10805 (File_read::make_view): Use whole_file_view_ instead of contents_,
10806 update File_read::View::View call.
10807 (File_read::find_or_make_view): Update File_read::View::View
10809 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10811 (File_read::View::Data_ownership): New enum.
10812 (File_read::View::View): Replace bool mapped_ with Data_ownership
10814 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10815 (File_read::View::data_ownership_): New field.
10816 (File_read::contents_): Remove (replaced by whole_file_view_).
10817 (File_read::whole_file_view_): New field.
10818 * options.h (class General_options): Add --keep-files-mapped.
10820 2009-10-27 Cary Coutant <ccoutant@google.com>
10822 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10823 * testsuite/Makefile.am (plugin_test_5): New test case.
10824 * testsuite/Makefile.in: Regenerate.
10826 2009-10-25 Doug Kwan <dougkwan@google.com>
10828 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10829 from private to protected to allow access by child class.
10830 (Sized_relobj::do_relocate_sections): New method declaration.
10831 (Sized_relobj::relocate_sections): Virtualize.
10832 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10833 Sized_relobj::relocate_sections. Instantiate template explicitly
10834 for different target sizes and endianity.
10836 2009-10-24 Doug Kwan <dougkwan@google.com>
10838 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10839 (Arm_input_section::as_arm_input_section): New method.
10840 (Arm_output_section): New class definition.
10841 (Arm_output_section::create_stub_group,
10842 Arm_output_section::group_sections): New method definitions.
10844 2009-10-22 Doug Kwan <dougkwan@google.com>
10846 * arm.cc (Arm_input_section): New class definition.
10847 (Arm_input_section::init, Arm_input_section:do_write,
10848 Arm_input_section::set_final_data_size,
10849 Arm_input_section::do_reset_address_and_file_offset): New method
10852 2009-10-21 Doug Kwan <dougkwan@google.com>
10854 * arm.cc (Stub_table, Arm_input_section): New forward class
10856 (Stub_table): New class defintion.
10857 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10858 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10859 New method definition.
10861 2009-10-21 Doug Kwan <dougkwan@google.com>
10863 * arm.cc: Update copyright comments.
10864 (Target_arm): New forward class template declaration.
10865 (Arm_address): New type.
10866 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10867 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10868 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10870 (Insn_template): Same.
10871 (DEF_STUBS): New macro.
10872 (Stub_type): New enum type.
10873 (Stub_template): New class definition.
10875 (Reloc_stub): Same.
10876 (Stub_factory): Same.
10877 (Target_arm::Target_arm): Initialize may_use_blx_ and
10878 should_force_pic_veneer_.
10879 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10880 Target_arm::should_force_pic_veneer,
10881 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10882 Target_arm::using_thumb_only, Target_arm:;default_target): New
10884 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10885 New data member declarations.
10886 (Insn_template::size, Insn_template::alignment): New method defintions.
10887 (Stub_template::Stub_template): New method definition.
10888 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10889 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10890 (Stub_factory::Stub_factory): New method definition.
10891 * gold.h (string_hash): New template.
10892 * output.h (Input_section_specifier::hash_value): Use
10894 (Input_section_specifier::string_hash): Remove.
10895 * stringpool.cc (Stringpool_template::string_hash): Use
10898 2009-10-20 Doug Kwan <dougkwan@google.com>
10900 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10901 symbols of relaxed input sections.
10902 * output.h (Output_section::find_relaxed_input_section): Make
10905 2009-10-16 Doug Kwan <dougkwan@google.com>
10907 * dynobj.cc (Versions::Versions): Initialize version_script_.
10908 Only insert base version symbol definition for a shared object
10909 if version script defines any version versions.
10910 (Versions::define_base_version): New method definition.
10911 (Versions::add_def): Check that base version is not needed.
10912 (Versions::add_need): Define base version lazily.
10913 * dynobj.h (Versions::define_base_version): New method declaration.
10914 (Versions::needs_base_version_): New data member declaration.
10915 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10916 (check_DATA): Add no_version_test.stdout.
10917 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10919 * testsuite/Makefile.in: Regenerate.
10920 * testsuite/no_version_test.c: New file.
10921 * testsuite/no_version_test.sh: Ditto.
10923 2009-10-16 Doug Kwan <dougkwan@google.com>
10925 * expression.cc (class Segment_start_expression): New class definition.
10926 (Segment_start_expression::value): New method definition.
10927 (script_exp_function_segment_start): Return a new
10928 Segment_start_expression.
10929 * gold/script-c.h (script_saw_segment_start_expression): New function
10931 * script-sections.cc (Script_sections::Script_sections): Initialize
10932 SAW_SEGMENT_START_EXPRESSION_ to false.
10933 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10934 and -Tbbs options to specify section addresses if given in
10935 command line and no SEGMENT_START expression is seen in a script.
10936 * script-sections.h (Script_sections::saw_segment_start_expression,
10937 Script_sections::set_saw_segment_start_expression): New method
10939 (Script_sections::saw_segment_start_expression_): New data member
10941 * script.cc (script_saw_segment_start_expression): New function.
10942 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10943 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10944 script_test_7.sh and script_test_8.sh.
10945 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10946 script_test_8.stdout.
10947 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10948 (script_test_6, script_test_6.stdout, script_test_7,
10949 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10950 * Makefile.in: Regenerate.
10951 * testsuite/script_test_6.sh: New file.
10952 * testsuite/script_test_6.t: Same.
10953 * testsuite/script_test_7.sh: Same.
10954 * testsuite/script_test_7.t: Same.
10955 * testsuite/script_test_8.sh: Same.
10957 2009-10-16 Doug Kwan <dougkwan@google.com>
10959 * output.cc (Output_segment::set_section_list_address): Cast
10960 expressions to unsigned long long type to avoid format warnings.
10962 2009-10-15 Ian Lance Taylor <iant@google.com>
10964 * script.cc (Script_options::add_symbol_assignment): Always add a
10965 dot assignment to script_sections_.
10966 * script-sections.cc (Script_sections::add_dot_assignment):
10967 Initialize if necessary.
10969 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10970 program headers with no load segment if there is a linker script.
10972 * layout.cc (Layout::set_segment_offsets): Align the file offset
10973 to the segment aligment for -N or -n with no load segment.
10974 * output.cc (Output_segment::add_output_section): Don't crash if
10975 the first section is a TLS section.
10976 (Output_segment::set_section_list_addresses): Print an error
10977 message if the address moves backward in a linker script.
10978 * script-sections.cc
10979 (Output_section_element_input::set_section_addresses): Don't
10980 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10981 (Orphan_output_section::set_section_addresses): Likewise.
10983 2009-10-15 Doug Kwan <dougkwan@google.com>
10985 * layout.cc (Layout::finish_dynamic_section): Generate tags
10986 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10987 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10988 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10990 2009-10-14 Ian Lance Taylor <iant@google.com>
10992 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10994 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10995 data_shdr fields of relinfo.
10996 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10997 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10998 R_386_TLS_LDO_32, adjust based on section flags.
10999 (Target_i386::Relocate::fix_up_ldo): Remove.
11001 2009-10-13 Ian Lance Taylor <iant@google.com>
11003 Add support for -pie.
11004 * options.h (class General_options): Add -pie and
11006 (General_options::output_is_position_independent): Test -pie.
11007 (General_options::output_is_executable): Return true if not shared
11008 and not relocatable.
11009 (General_options::output_is_pie): Remove.
11010 * options.cc (General_options::finalize): Reject incompatible uses
11012 * gold.cc (queue_middle_tasks): A -pie link is not static.
11013 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11014 * symtab.cc (Symbol::final_value_is_known): Return false if
11015 output_is_position_independent.
11016 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11017 output_is_position_independent.
11018 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11019 output_is_position_independent.
11020 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11021 output_is_position_independent.
11022 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11024 (basic_pie_test.o, basic_pie_test): New targets.
11025 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11026 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11027 (two_file_pie_test): New target.
11028 * testsuite/Makefile.in: Rebuild.
11029 * README: Remove note saying that -pie is not supported.
11031 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11033 * options.h (class General_options): Add -init and -fini.
11034 * layout.cc (Layout::finish_dynamic_section): Emit
11035 given init and fini functions.
11037 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11039 * gc.h (gc_process_relocs): Check if icf is enabled using new
11041 * gold.cc (queue_initial_tasks): Likewise.
11042 (queue_middle_tasks): Likewise.
11043 * object.cc (do_layout): Likewise.
11044 * symtab.cc (is_section_folded): Likewise.
11045 * main.cc (main): Likewise.
11046 * reloc.cc (Read_relocs::run): Likewise.
11047 (Sized_relobj::do_scan_relocs): Likewise.
11048 * icf.cc (is_function_ctor_or_dtor): New function.
11049 (Icf::find_identical_sections): Check if function is ctor or dtor when
11050 safe icf is chosen.
11051 * options.h (General_options::icf): Change option to be an enum.
11052 (Icf_status): New enum.
11053 (icf_enabled): New method.
11054 (icf_safe_folding): New method.
11055 (set_icf_status): New method.
11056 (icf_status_): New variable.
11057 * (options.cc) (General_options::finalize): Set icf_status_.
11058 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11059 icf_test and icf_keep_unique_test to use the --icf enum flag.
11060 * testsuite/icf_safe_test.sh: New file.
11061 * testsuite/icf_safe_test.cc: New file.
11063 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11065 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11066 includes to gc.h and icf.h.
11067 * arm.cc: Include gc.h.
11068 * gold.cc: Likewise.
11069 * i386.cc: Likewise.
11070 * powerpc.cc: Likewise.
11071 * sparc.cc: Likewise.
11072 * x86_64.cc: Likewise.
11073 * gc.h: Include icf.h.
11075 2009-10-11 Ian Lance Taylor <iant@google.com>
11077 * plugin.cc: Include "gold.h" before other header files.
11079 2009-10-10 Chris Demetriou <cgd@google.com>
11081 * options.h (Input_file_argument::Input_file_type): New enum.
11082 (Input_file_argument::is_lib_): Replace with...
11083 (Input_file_argument::type_): New member.
11084 (Input_file_argument::Input_file_argument): Take Input_file_type
11085 'type' rather than boolean 'is_lib' as second argument.
11086 (Input_file_argument::is_lib): Use type_.
11087 (Input_file_argument::is_searched_file): New function.
11088 (Input_file_argument::may_need_search): Handle is_searched_file.
11089 * options.cc (General_options::parse_library): Support -l:filename.
11090 (General_options::parse_just_symbols): Update for Input_file_argument
11092 (Command_line::process): Likewise.
11093 * archive.cc (Archive::get_file_and_offset): Likewise.
11094 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11095 * script.cc (read_script_file, script_add_file): Likewise.
11096 * fileread.cc (Input_file::Input_file): Likewise.
11097 (Input_file::will_search_for): Handle is_searched_file.
11098 (Input_file::open): Likewise.
11099 * readsyms.cc (Read_symbols::get_name): Likewise.
11100 * testsuite/Makefile.am (searched_file_test): New test.
11101 * testsuite/Makefile.in: Regenerate.
11102 * testsuite/searched_file_test.cc: New file.
11103 * testsuite/searched_file_test_lib.cc: New file.
11105 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11106 Ian Lance Taylor <iant@google.com>
11108 * descriptor.cc: Include <cstdio> and "binary-io.h".
11109 (Descriptors::open): Open the files in binary mode always.
11110 * script.cc (Lex::get_token): Treat \r as whitespace.
11112 2009-10-09 Ian Lance Taylor <iant@google.com>
11114 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11116 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11117 Ian Lance Taylor <iant@google.com>
11119 * configure.ac: Check for readv function also.
11120 * fileread.cc (readv): Define if not HAVE_READV.
11121 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11123 * config.in: Regenerate.
11124 * configure: Regenerate.
11126 2009-10-09 Doug Kwan <dougkwan@google.com>
11128 * layout.cc (Layout::make_output_section): Call target hook to make
11129 ordinary output section.
11130 (Layout::finalize): Adjust parameter list of call the
11131 Target::may_relax().
11132 * layout.h (class Layout::section_list): New method.
11133 * merge.h (Output_merge_base::entsize): Change visibility to public.
11134 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11136 (Output_merge_string::do_is_string): New method.
11137 * object.cc (Sized_relobj::do_setup): renamed from
11138 Sized_relobj::set_up.
11139 * object.h (Sized_relobj::adjust_shndx,
11140 Sized_relobj::initializ_input_to_output_maps,
11141 Sized_relobj::free_input_to_output_maps): Change visibilities to
11143 (Sized_relobj::setup): Virtualize.
11144 (Sized_relobj::do_setup): New method declaration.
11145 (Sized_relobj::invalidate_section_offset,
11146 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11147 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11148 * options.cc (parse_int): New function.
11149 * options.h (parse_int): New declaration.
11150 (DEFINE_int): New macro.
11151 (stub_group_size): New option.
11152 * output.cc (Output_section::Output_section): Initialize memebers
11153 merge_section_map_, merge_section_by_properties_map_,
11154 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11155 (Output_section::add_input_section): Handled deferred code-fill
11156 generation and remove an old comment.
11157 (Output_section::add_relaxed_input_section): New method definition.
11158 (Output_section::add_merge_input_section): Use merge section by
11159 properties map to speed to search. Update merge section maps
11161 (Output_section::build_relaxation_map): New method definition.
11162 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11164 (Output_section::relax_input_section): Renamed to
11165 Output_section::convert_input_sections_to_relaxed_sections and change
11166 interface to take a vector of pointers to relaxed sections.
11167 (Output_section::find_merge_section,
11168 Output_section::find_relaxed_input_section): New method definitions.
11169 (Output_section::is_input_address_mapped,
11170 Output_section::output_offset, Output_section::output_address):
11171 Use output section data maps to speed up searching.
11172 (Output_section::find_starting_output_address): Add comments.
11173 (Output_section::do_write,
11174 Output_section::write_to_postprocessing_buffer): Do code-fill
11175 generation as appropriate.
11176 (Output_section::get_input_sections): Invalidate relaxed input section
11178 (Output_section::restore_states): Adjust type of checkpoint .
11179 Invalidate relaxed input section map.
11180 * output.h (Output_merge_base): New class declaration.
11181 (Input_section_specifier): New class defintion.
11182 (class Output_relaxed_input_section) Change base class to
11183 Output_section_data_build.
11184 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11185 base class initializer.
11186 (Output_section::add_relaxed_input_section): New method declaration.
11187 (Output_section::Input_section): Change visibility to protected.
11188 (Output_section::Input_section::relobj,
11189 Output_section::Input_section::shndx): Handle relaxed input sections.
11190 Output_section::input_sections) Change visibility to protected. Also
11191 define overload to return a non-const pointer.
11192 (Output_section::Merge_section_properties): New class defintion.
11193 (Output_section::Merge_section_by_properties_map,
11194 Output_section::Output_section_data_by_input_section_map,
11195 Output_section::Relaxation_map): New types.
11196 (Output_section::relax_input_section): Rename method to
11197 Output_section::convert_input_sections_to_relaxed_sections and change
11198 interface to take a vector of relaxed section pointers.
11199 (Output_section::find_merge_section,
11200 Output_section::find_relaxed_input_section,
11201 Output_section::build_relaxation_map,
11202 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11203 New method declarations.
11204 (Output_section::merge_section_map_
11205 Output_section::merge_section_by_properties_map_,
11206 Output_section::relaxed_input_section_map_,
11207 Output_section::is_relaxed_input_section_map_valid_,
11208 Output_section::generate_code_fills_at_write_): New data members.
11209 * script-sections.cc
11210 (Output_section_element_input::set_section_addresses): Call
11211 current_data_size and addralign methods of relaxed input sections.
11212 (Orphan_output_section::set_section_addresses): Call current_data_size
11213 and addralign methods of relaxed input sections.
11214 * symtab.cc (Symbol_table::compute_final_value): Extract template
11215 from the body of Symbol_table::sized_finalize_symbol.
11216 (Symbol_table::sized_finalized_symbol): Call
11217 Symbol_table::compute_final_value.
11218 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11219 (Symbol_table::compute_final_value): New templated method declaration.
11220 * target.cc (Target::do_make_output_section): New method defintion.
11221 * target.h (Target::make_output_section): New method declaration.
11222 (Target::relax): Add more parameters for input objects, symbol table
11223 and layout. Adjust call to do_relax.
11224 (Target::do_make_output_section): New method declaration.
11225 (Target::do_relax): Add parameters for input objects, symbol table
11228 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11230 * pread.c: Include stdio.h.
11232 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11234 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11237 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11239 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11240 Change read_shndx type to unsigned int.
11241 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11243 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11244 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11245 Change read_shndx type to unsigned int.
11246 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11248 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11249 * layout.cc (Layout::create_symtab_sections): Cast the result of
11250 local_symcount * symsize to off_t in the gold_assert.
11252 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11254 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11255 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11257 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11258 (Arm_relocate_functions::thm_abs5): New function.
11259 (Arm_relocate_functions::abs12): New function.
11260 (Arm_relocate_functions::abs16): New function.
11261 (Arm_relocate_functions::base_abs): New function.
11262 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11263 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11264 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11266 (Scan::global): Likewise.
11267 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11268 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11269 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11270 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11273 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11275 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11276 (Arm_relocate_functions::movt_prel): New function.
11277 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11278 (Arm_relocate_functions::thm_movt_prel): New function.
11279 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11280 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11281 (Scan::global, Relocate::relocate): Likewise.
11282 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11284 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11286 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11287 Incremental_checker.
11288 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11290 (class Incremental_inputs_header): New class.
11291 (Incremental_inputs_header_writer): Edit comment.
11292 (Incremental_inputs_entry): New class.
11293 (Incremental_inputs_entry_writer): Edit comment.
11294 (Sized_incremental_binary::do_find_incremental_inputs_section):
11295 Add *strtab_shndx parameter, fill it.
11296 (Sized_incremental_binary::do_check_inputs): New method.
11297 (Incremental_checker::can_incrementally_link_output_file): Use
11298 Sized_incremental_binary::check_inputs.
11299 (Incremental_inputs::report_command_line): Save command line in
11302 (Incremental_binary::find_incremental_inputs_section): New
11304 (Incremental_binary::do_find_incremental_inputs_section): Add
11305 strtab_shndx parameter.
11306 (Incremental_binary::do_check_inputs): New pure virtual method.
11307 (Sized_incremental_binary::do_check_inputs): Declare.
11308 (Incremental_checker::Incremental_checker): Add incremental_inputs
11309 parameter, use it to initialize incremental_inputs_.
11310 (Incremental_checker::incremental_inputs_): New field.
11311 (Incremental_checker::command_line): New method.
11312 (Incremental_checker::inputs): New method.
11313 (Incremental_checker::command_line_): New field.
11315 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11317 * incremental.cc: Include <cstdarg> and "target-select.h".
11318 (vexplain_no_incremental): New function.
11319 (explain_no_incremental): New function.
11320 (Incremental_binary::error): New method.
11321 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11323 (make_sized_incremental_binary): New function.
11324 (open_incremental_binary): New function.
11325 (can_incrementally_link_file): Add checks if output is ELF and has
11327 * incremental.h: Include "elfcpp_file.h" and "output.h".
11328 (Incremental_binary): New class.
11329 (Sized_incremental_binary): New class.
11330 (open_incremental_binary): Declare.
11331 * object.cc (is_elf_object): Use
11332 elfcpp::Elf_recognizer::is_elf_file.
11333 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11334 * output.h (Output_file::filesize): New method.
11336 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11338 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11340 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11341 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11343 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11345 (Arm_relocate_functions::movw_abs_nc): New function.
11346 (Arm_relocate_functions::movt_abs): New function.
11347 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11348 (Arm_relocate_functions::thm_movt_abs): New function.
11349 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11350 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11351 (Scan::global): Likewise.
11352 (Relocate::relocate): Likewise.
11353 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11355 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11357 * arm.cc (Arm_relocate_functions::got_prel) New function.
11358 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11359 (Relocate::relocate): Likewise.
11360 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11362 2009-10-06 Ian Lance Taylor <iant@google.com>
11364 * options.h (class General_options): Define
11365 split_stack_adjust_size parameter.
11366 * object.h (class Object): Add uses_split_stack_ and
11367 has_no_split_stack_ fields. Add uses_split_stack and
11368 has_no_split_stack accessor functions. Declare
11369 handle_split_stack_section.
11370 (class Reloc_symbol_changes): Define.
11371 (class Sized_relobj): Define Function_offsets. Declare
11372 split_stack_adjust, split_stack_adjust_reltype, and
11374 * object.cc (Object::handle_split_stack_section): New function.
11375 (Sized_relobj::do_layout): Call handle_split_stack_section.
11376 * dynobj.cc (Sized_dynobj::do_layout): Call
11377 handle_split_stack_section.
11378 * reloc.cc (Sized_relobj::relocate_sections): Call
11379 split_stack_adjust for executable sections in split_stack
11380 objects. Pass reloc_map to relocate_section.
11381 (Sized_relobj::split_stack_adjust): New function.
11382 (Sized_relobj::split_stack_adjust_reltype): New function.
11383 (Sized_relobj::find_functions): New function.
11384 * target-reloc.h: Include "object.h".
11385 (relocate_section): Add reloc_symbol_changes parameter. Change
11387 * target.h (class Target): Add calls_non_split method. Declare
11388 do_calls_non_split virtual method. Declare match_view and
11390 * target.cc: Include "elfcpp.h".
11391 (Target::do_calls_non_split): New function.
11392 (Target::match_view): New function.
11393 (Target::set_view_to_nop): New function.
11394 * gold.cc (queue_middle_tasks): Give an error if mixing
11395 split-stack and non-split-stack objects with -r.
11396 * i386.cc (Target_i386::relocate_section): Add
11397 reloc_symbol_changes parameter.
11398 (Target_i386::do_calls_non_split): New function.
11399 * x86_64.cc (Target_x86_64::relocate_section): Add
11400 reloc_symbol_changes parameter.
11401 (Target_x86_64::do_calls_non_split): New function.
11402 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11404 * powerpc.cc (Target_powerpc::relocate_section): Add
11405 reloc_symbol_changes parameter.
11406 * sparc.cc (Target_sparc::relocate_section): Add
11407 reloc_symbol_changes parameter.
11408 * configure.ac: Call AM_CONDITIONAL for the default target.
11409 * configure: Rebuild.
11410 * testsuite/Makefile.am (TEST_AS): New variable.
11411 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11412 (check_DATA): Add split_i386 and split_x86_64 files.
11413 (SPLIT_DEFSYMS): Define.
11414 (split_i386_[1234n].o): New targets.
11415 (split_i386_[124]): New targets.
11416 (split_i386_[1234r].stdout): New targets.
11417 (split_x86_64_[1234n].o): New targets.
11418 (split_x86_64_[124]): New targets.
11419 (split_x86_64_[1234r].stdout): New targets.
11420 (MOSTLYCLEANFILES): Add new executables.
11421 * testsuite/split_i386.sh: New file.
11422 * testsuite/split_x86_64.sh: New file.
11423 * testsuite/split_i386_1.s: New file.
11424 * testsuite/split_i386_2.s: New file.
11425 * testsuite/split_i386_3.s: New file.
11426 * testsuite/split_i386_4.s: New file.
11427 * testsuite/split_i386_n.s: New file.
11428 * testsuite/split_x86_64_1.s: New file.
11429 * testsuite/split_x86_64_2.s: New file.
11430 * testsuite/split_x86_64_3.s: New file.
11431 * testsuite/split_x86_64_4.s: New file.
11432 * testsuite/split_x86_64_n.s: New file.
11433 * testsuite/testfile.cc (Target_test): Update relocation_section
11435 * testsuite/Makefile.in: Rebuild.
11437 2009-10-06 Ian Lance Taylor <iant@google.com>
11439 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11440 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11441 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11442 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11443 the address on ldo_addrs_.
11444 (Target_i386::Relocate::fix_up_ldo): New function.
11446 2009-10-06 Rafael Espindola <espindola@google.com>
11448 * plugin.cc (add_input_library): New.
11449 (Plugin::load): Add add_input_library to tv.
11450 (Plugin_manager::add_input_file): Add the is_lib argument.
11451 (add_input_file): Update call to Plugin_manager::add_input_file.
11452 (add_input_library): New.
11453 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11455 2009-09-30 Doug Kwan <dougkwan@google.com>
11457 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11458 symbol and call Symbol::may_need_copy_reloc to determine if
11459 a copy reloc is needed.
11460 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11461 nocopyreloc is given in command line.
11462 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11463 given in command line.
11464 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11465 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11466 of the removed Target_i386::may_need_copy_reloc.
11467 * options.h (copyreloc): New option with default value false.
11468 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11469 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11470 instead of the removed Target_powerpc::may_need_copy_reloc.
11471 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11472 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11473 instead of the removed Target_sparc::may_need_copy_reloc.
11474 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11475 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11476 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11477 instead of the removed Target_x86_64::may_need_copy_reloc.
11479 2009-09-30 Ian Lance Taylor <iant@google.com>
11481 * object.h (class Object): Remove target_ field, and target,
11482 sized_target, and set_target methods.
11483 (Object::sized_target): Remove.
11484 (class Sized_relobj): Update declarations. Remove sized_target.
11485 * object.cc (Sized_relobj::setup): Remove target parameter.
11486 Change all callers.
11487 (Input_objects::add_object): Don't do anything with the target.
11488 (make_elf_sized_object): Add punconfigured parameter. Change all
11489 callers. Set or test parameter target.
11490 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11491 Change all callers.
11492 * parameters.cc (Parameters::set_target): Change parameter type to
11494 (Parameters::default_target): Remove.
11495 (set_parameters_target): Change parameter type to be non-const.
11496 (parameters_force_valid_target): New function.
11497 (parameters_clear_target): New function.
11498 * parameters.h (class Parameters): Update declarations. Remove
11499 default_target method. Add sized_target and clear_target
11500 methods. Change target_ to be non-const.
11501 (set_parameters_target): Update declaration.
11502 (parameters_force_valid_target): Declare.
11503 (parameters_clear_target): Declare.
11504 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11505 as NULL if we aren't searching.
11506 (Add_symbols::run): Don't check for compatible target.
11507 * fileread.cc (Input_file::open_binary): Call
11508 parameters_force_valid_target.
11509 * gold.cc (queue_middle_tasks): Likewise.
11510 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11511 set_target on object.
11512 * dynobj.h (class Sized_dynobj): Update declarations.
11513 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11514 make_elf_object returns NULL.
11515 (Archive::include_member): Don't check whether object target is
11517 * output.cc (Output_section::add_input_section): Get target from
11519 (Output_section::relax_input_section): Likewise.
11520 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11522 (Sized_relobj::do_scan_relocs): Likewise.
11523 (Sized_relobj::relocate_sections): Likewise.
11524 * resolve.cc (Symbol_table::resolve): Likewise.
11525 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11526 parameter. Change all callers.
11527 (Symbol_table::add_from_object): Get target from parameters.
11528 (Symbol_table::add_from_relobj): Don't check object target.
11529 (Symbol_table::add_from_dynobj): Likewise.
11530 (Symbol_table::define_special_symbol): Get target from
11532 * symtab.h (class Symbol_table): Update declaration.
11533 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11534 parameter. Change all callers. Clear parameter target.
11535 (Binary_test): Test target here.
11536 * testsuite/object_unittest.cc (gold_testsuite): Remove
11537 target_test_pointer parameter. Change all callers.
11538 (Object_test): Test target here.
11540 2009-09-26 Ian Lance Taylor <iant@google.com>
11542 * testsuite/initpri1.c: Don't try to use constructor priorities if
11543 compiling with gcc before 4.3.
11545 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11547 * testsuite/retain_symbols_file_test.sh (check_present): Change
11548 output file name to retain_symbols_file_test.stdout.
11549 (check_absent): Likewise.
11551 2009-09-18 Craig Silverstein <csilvers@google.com>
11553 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11554 * options.cc: Include <cerrno> and <fstream>.
11555 (General_options::finalize): Parse -retain-symbols-file tag.
11556 * options.h: New flag.
11557 (General_options): New method should_retain_symbol, new
11558 variable symbols_to_retain.
11559 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11560 should_retain_symbol map.
11561 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11562 * testsuite/Makefile.in: Regenerate.
11563 * testsuite/retain_symbols_file_test.sh: New file.
11565 2009-09-18 Nick Clifton <nickc@redhat.com>
11567 * po/es.po: Updated Spanish translation.
11569 2009-09-17 Doug Kwan <dougkwan@google.com>
11571 * debug.h (DEBUG_RELAXATION): New constant.
11572 (DEBUG_ALL): Add DEBUG_RELAXATION.
11573 (debug_string_to_enum): Add relaxation debug option.
11575 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11576 Layout::Relaxation_debug_check::read_sections,
11577 Layout::Relaxation_debug_check::read_sections): New method definitions.
11578 (Layout::Layout): Initialize data members
11579 record_output_section_data_from_scrips_,
11580 script_output_section_data_list_ and relaxation_debug_check_.
11581 (Layout::save_segments, Layout::restore_segments,
11582 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11583 Layout::relaxation_loop_body): New method definitions.
11584 (Layout::finalize): Support relaxation. Move section layout code to
11585 Layout::relaxation_loop_body.
11586 (Layout::set_asection_address_from_script): Move code for orphan
11587 section placement out.
11588 (Layout::place_orphan_sections_in_script): New method definition.
11589 * layout.h (Output_segment_headers, Output_file_header):
11590 New forward class declarations.
11591 (Layout::~Layout): Define.
11592 (Layout::new_output_section_data_from_script): New method definition.
11593 (Layout::place_orphan_sections_in_script): New method declaration.
11594 (Layout::Segment_states): New type declaration.
11595 (Layout::save_segments, Layout::restore_segments,
11596 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11597 Layout::relaxation_loop_body): New method declarations.
11598 (Layout::Output_section_data_list): New type declaration.
11599 (Layout::Relaxation_debug_check): New class definition.
11600 (Layout::record_output_section_data_from_script_,
11601 Layout::script_output_section_data_list_, Layout::segment_states_,
11602 Layout::relaxation_debug_check_): New data members.
11603 * output.cc: (Output_section_headers::do_size): New method definition.
11604 (Output_section_headers::Output_section_headers): Move size
11605 computation to Output_section_headers::do_size.
11606 (Output_segment_headers::do_size): New method definition.
11607 (Output_file_header::Output_file_header): Move size computation to
11608 Output_file_header::do_size and call it.
11609 (Output_file_header::do_size): New method definition.
11610 (Output_data_group::Output_data_group): Adjust call to
11611 Output_section_data.
11612 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11613 (Output_symtab_xindex::do_write): Add array bound check.
11614 (Output_section::Input_section::print_to_mapfile): Handle
11615 RELAXED_INPUT_SECTION_CODE.
11616 (Output_section::Output_section): Initialize data member checkpoint_.
11617 (Output_section::~Output_section): Delete checkpoint object pointed
11619 (Output_section::add_input_section): Always add an Input_section if
11621 (Output_section::add_merge_input_section): Add assert.
11622 (Output_section::relax_input_section): New method definition.
11623 (Output_section::set_final_data_size): Set load address to zero for
11624 an unallocated section.
11625 (Output_section::do_address_and_file_offset_have_reset_values):
11626 New method definition.
11627 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11628 Handle relaxed input section.
11629 (Output_section::sort_attached_input_sections): Checkpoint input
11630 section list lazily.
11631 (Output_section::get_input_sections): Change type of input_sections to
11632 list of Simple_input_section pointers. Checkpoint input section list
11633 lazily. Also handle relaxed input sections.
11634 (Output_section::add_input_section_for_script): Take a reference to
11635 a Simple_input_section object instead of Relobj pointer and section
11636 index as parameter. Handle relaxed input sections.
11637 (Output_section::save_states, Output_section::restore_states): New
11638 method definitions.
11639 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11640 (Output_data::is_data_size_fixed): New method definition.
11641 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11643 (Output_data::address_and_file_offset_have_reset_values): New method
11645 (Output_data::do_address_and_file_offset_have_reset_values): New method
11647 (Output_data::set_data_size): Check that data size is not fixed.
11648 (Output_data::fix_data_size): New method definition.
11649 (Output_data::is_data_size_fixed_): New data member.
11650 (Output_section_headers::set_final_data_size): New method definition.
11651 (Output_section_headers::do_size): New method declaration.
11652 (Output_segment_headers::set_final_data_size): New method definition.
11653 (Output_segment_headers::do_size): New method declaration.
11654 (Output_file_header::set_final_data_size)::New method definition.
11655 (Output_file_header::do_size)::New method declaration.
11656 (Output_section_data::Output_section_data): Add new parameter
11657 is_data_size_fixed and use it to fix data size.
11658 (Output_data_const::Output_data_const): Adjust call to base class
11659 constructor and fix data size.
11660 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11661 base class constructor and fix data size.
11662 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11663 base class constructor and fix data size.
11664 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11665 class constructor and fix data size.
11666 (Output_data_group::set_final_data_size): New method definition.
11667 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11668 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11669 class constructor and fix data size.
11670 (Output_relaxed_input_section): New class definition.
11671 (Output_section::Simple_input_section): New class definition.
11672 (Output_section::get_input_sections): Adjust parameter list.
11673 (Output_section::add_input_section_for_script): Same.
11674 (Output_section::save_states, Output_section::restore_states,
11675 Output_section::do_address_and_file_offset_have_reset_values,
11676 (Output_section::Input_section::Input_section): Handle
11677 RELAXED_INPUT_SECTION_CODE. Add new overload for
11678 Output_relaxed_input_section.
11679 (Output_section::Input_section::is_input_section,
11680 Output_section::Input_section::set_output_section): Handle relaxed
11682 (Output_section::Input_section::is_relaxed_input_section,
11683 Output_section::Input_section::output_section_data,
11684 Output_section::Input_section::relaxed_input_section): New method
11686 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11688 (Output_section::Input_section::u1_): Update comments.
11689 (Output_section::Input_section::u2_): Add new union member poris.
11690 (Output_section::Checkpoint_output_section): New classs definition.
11691 (Output_section::relax_input_section): New method declaration.
11692 (Output_section::checkpoint_): New data member.
11693 (Output_segment): Update comments.
11694 (Output_segment::Output_segment): Un-privatize copy constructor.
11695 (Output_segment::operator=): Un-privatize.
11696 * script-sections.cc (Output_section_element::Input_section_list):
11697 Change element type to Output_section::Simple_input_section.
11698 (Output_section_element_dot_assignment::set_section_addresses):
11699 Register output section data for relaxation clean up.
11700 (Output_data_exression::Output_data_expression): Adjust call to base
11701 constructor to fix data size.
11702 (Output_section_element_data::set_section_addresses): Register
11703 Output_data_expression object for relaxation clean up.
11704 (struct Input_section_info): Replace Relobj pointer and section index
11705 pair with Output_section::Simple_input_section and Convert struct to a
11707 (Input_section_sorter::operator()): Adjust access to
11708 Input_section_info data member to use accessors.
11709 (Output_section_element_input::set_section_addresses): Use layout
11710 parameter. Adjust code to use Output_section::Simple_input_section
11711 and Input_secction_info classes. Register filler for relaxation
11713 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11714 and section index pair with Output_section::Simple_input_section
11715 class. Adjust code accordingly.
11716 (Phdrs_element::release_segment): New method definition.
11717 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11719 (Script_sections::release_segments): New method definition.
11720 * gold/script-sections.h (Script_sections::release_segments): New
11721 method declaration.
11722 * gold/target.h (Target::may_relax, Target::relax,
11723 Target::do_may_relax, Target::do_relax): New method definitions.
11725 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11727 * arm.cc (has_signed_unsigned_overflow): New function.
11728 (Arm_relocate_functions::abs8): New function.
11729 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11730 (Target_arm::Scan::global): Likewise.
11731 (Target_arm::relocate::relocate): Likewise.
11732 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11735 2009-09-16 Cary Coutant <ccoutant@google.com>
11737 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11738 * testsuite/Makefile.in: Regenerate.
11740 2009-09-11 Nick Clifton <nickc@redhat.com>
11742 * po/gold.pot: Updated by the Translation project.
11744 2009-09-08 Cary Coutant <ccoutant@google.com>
11746 * output.cc (Output_file::open): Add execute permission to empty file.
11747 * testsuite/Makefile.am (permission_test): New test.
11748 * testsuite/Makefile.in: Regenerate.
11750 2009-09-02 Ian Lance Taylor <iant@google.com>
11752 * output.cc (Output_file::resize): Call map_no_anonymous rather
11755 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11757 * gold.cc: Include "incremental.h".
11758 (queue_initial_tasks): Call Incremental_checker methods.
11759 * incremental.cc: Include "output.h".
11760 (Incremental_checker::can_incrementally_link_output_file): New
11762 * incremental.h (Incremental_checker): New class.
11764 * output.cc (Output_file::open_for_modification): New method.
11765 (Output_file::map_anonymous): Changed return type to bool. Record
11766 map in base_ field.
11767 (Output_file::map_no_anonymous): New method, broken out of map.
11768 (Output_file::map): Use map_no_anonymous and map_anonymous.
11769 * output.h (class Output_file): Update declarations.
11771 2009-08-24 Cary Coutant <ccoutant@google.com>
11773 * options.h (Command_line::Pre_options): New class.
11774 (Command_line::pre_options): New member.
11775 * options.cc (gold::options::ready_to_register): New variable.
11776 (One_option::register_option): Do nothing if not registering options.
11777 Assert if same short option registered twice.
11778 (General_options::General_options): Turn off option registration when
11780 (Command_line::Pre_options::Pre_options): New constructor.
11782 2009-08-24 Cary Coutant <ccoutant@google.com>
11784 * options.h (General_options::no_keep_memory): Remove incorrect
11787 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11789 * Makefile.am (am__skiplex, am__skipyacc): New.
11790 * Makefile.in: Regenerate.
11792 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11794 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11795 (INCLUDES): ... this.
11796 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11797 (AM_CPPFLAGS): Renamed from ...
11798 (INCLUDE): ... this.
11799 * Makefile.in, testsuite/Makefile.in: Regenerate.
11801 * Makefile.in: Regenerate.
11802 * aclocal.m4: Likewise.
11803 * config.in: Likewise.
11804 * configure: Likewise.
11805 * testsuite/Makefile.in: Likewise.
11807 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11808 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11809 * Makefile.in: Regenerate.
11810 * testsuite/Makefile.in: Regenerate.
11812 2009-08-19 Cary Coutant <ccoutant@google.com>
11814 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11815 symbols in shared libraries overridden by hidden or internal symbols
11816 in the main program.
11818 2009-08-19 Chris Demetriou <cgd@google.com>
11820 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11821 checking source file names in error messages.
11823 2009-08-18 Doug Kwan <dougkwan@google.com>
11825 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11826 an elcpp::Ehdr as parameter. Adjust call to set_target.
11827 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11828 an elfcpp::Ehdr as parameter.
11829 * object.cc (Object::set_target): Remove the version that looks up
11830 a target and sets it.
11831 (Sized_relobj::setup): Take a Target object instead of
11832 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11833 (make_elf_sized_object): Find target and ask target to
11834 make an ELF object.
11835 * object.h: (Object::set_target): Remove the version that looks up
11836 a target and sets it.
11837 (Sized_relobj::setup): Take a Target object instead of
11838 an elfcpp:Ehdr as parameter.
11839 * target.cc: Include dynobj.h.
11840 (Target::do_make_elf_object_implementation): New.
11841 (Target::do_make_elf_object): New.
11842 * target.h (Target::make_elf_object): New template declaration.
11843 (Target::do_make_elf_object): New method declarations.
11844 (Target::do_make_elf_object_implementation): New template declaration.
11846 2009-08-14 Ian Lance Taylor <iant@google.com>
11848 * gold.h (FUNCTION_NAME): Define.
11849 (gold_unreachable): Use FUNCTION_NAME.
11851 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11853 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11854 symbol in the --keep-unique list is not found.
11856 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11858 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11859 been maked as --keep-unique.
11860 (Icf::unfold_section): New function.
11861 * icf.h (Icf::unfold_section): New function.
11862 * options.h (General_options::keep_unique): New option.
11863 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11864 * testsuite/Makefile.in: Regenerate.
11865 * testsuite/icf_keep_unique_test.sh: New file.
11866 * testsuite/icf_keep_unique_test.cc: New file.
11868 2009-08-12 Cary Coutant <ccoutant@google.com>
11871 * resolve.cc (Symbol_table::resolve): Check for references from
11872 dynamic objects to hidden and internal symbols.
11873 * testsuite/Makefile.am (hidden_test.sh): New test.
11874 * testsuite/Makefile.in: Regenerate.
11875 * testsuite/hidden_test.sh: New script.
11876 * testsuite/hidden_test_1.c: New test source.
11877 * testsuite/hidden_test_main.c: New test source.
11879 2009-08-11 Doug Kwan <dougkwan@google.com>
11881 * arm.cc: Update comments.
11882 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11883 segment to locate the .ARM.exidx section if present.
11885 2009-08-09 Doug Kwan <dougkwan@google.com>
11887 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11890 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11891 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11894 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11896 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11897 valid tls_segment only for non-debug-section relocations.
11898 * testsuite/Makefile.am: Add gc_tls_test.
11899 * testsuite/Makefile.in: Regenerate.
11900 * testsuite/gc_tls_test.cc: New file.
11901 * testsuite/gc_tls_test.sh: New file.
11903 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11905 * icf.cc: New file.
11907 * Makefile.am (CCFILES): Add icf.cc.
11908 (HFILES): Add icf.h
11909 * Makefile.in: Regenerate.
11910 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11911 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11912 section, symbol and addend information for the relocs.
11913 * gold.cc (queue_middle_tasks): Call identical code folding.
11914 * gold.h: Add defines for multimap.
11915 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11916 to the call of finalize_local_symbols.
11917 * main.cc (main): Create object of class Icf.
11918 * object.cc (Sized_relobj::do_layout): Allow this function to be
11919 called twice during icf.
11920 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11921 to sections marked as identical by icf.
11922 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11924 (Sized_relobj::do_section_entsize): New function.
11925 * object.h (Object::section_entsize): New function.
11926 (Object::do_section_entsize): New pure virtual function.
11927 (Relobj::finalize_local_symbols): Add new parameter.
11928 (Relobj::do_section_entsize): New function.
11929 * options.h (General_options::icf): New option.
11930 (General_options::icf_iterations): New option.
11931 (General_options::print_icf_sections): New option.
11932 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11933 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11934 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11936 * symtab.cc (Symbol_table::is_section_folded): New function.
11937 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11938 to sections marked as identical by icf.
11939 * symtab.h (Symbol_table::set_icf): New function.
11940 (Symbol_table::icf): New function.
11941 (Symbol_table::is_section_folded): New function.
11942 (Symbol_table::icf_): New data member.
11943 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11944 * testsuite/Makefile.am: Add commands to build icf_test.
11945 * testsuite/Makefile.in: Regenerate.
11946 * testsuite/icf_test.sh: New file.
11947 * testsuite/icf_test.cc: New file.
11949 2009-07-24 Chris Demetriou <cgd@google.com>
11951 * layout.cc (is_compressible_debug_section): Fix incorrect
11952 comment about compressed section names.
11954 2009-07-20 Ian Lance Taylor <ian@airs.com>
11957 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11959 2009-07-16 Ian Lance Taylor <iant@google.com>
11962 * layout.h: #include <map>.
11963 (class Kept_section): Change from struct to class. Add accessors
11964 and setters. Add section size to Comdat_group mapping. Change
11965 Comdat_group to std::map. Add is_comdat_ field. Add
11966 linkonce_size field in union.
11967 (class Layout): Update declaration of find_or_add_kept_section.
11968 Don't declare find_kept_object.
11969 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11970 parameter. Add object, shndx, is_comdat, and is_group_name
11971 parameters. Change all callers. Adjust for new Kept_section.
11972 (Layout::find_kept_object): Remove.
11973 * object.cc (Sized_relobj::include_section_group): Update use of
11974 Kept_section. Rename secnum to shndx. Only record
11975 Kept_comdat_section if sections are the same size.
11976 (Sized_relobj::include_linkonce_section): Update use of
11977 Kept_section. Only record Kept_comdat_section if sections are the
11978 same size. Set size of linkonce section.
11979 (Sized_relobj::map_to_kept_section): Update call to
11980 get_kept_comdat_section.
11981 * object.h (class Sized_relobj): Rename fields in
11982 Kept_comdat_section to drop trailing underscores; change object
11983 field to Relobj*. Change Kept_comdat_section_table to store
11984 struct rather than pointer.
11985 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11986 Add kept_object and kept_shndx parameters. Change all callers.
11987 (Sized_relobj::get_kept_comdat_section): Change return type to
11988 bool. Add kept_object and kept_shndx parameters. Change all
11990 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11991 Layout::find_or_add_kept_section.
11993 2009-07-09 Ian Lance Taylor <iant@google.com>
11995 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11996 Reserve space in the hash table.
11998 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12000 * fileread.cc (File_read::get_mtime): New method.
12001 * fileread.h (Timespec): New structure.
12002 (File_read::get_mtime): New method.
12003 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12004 Renamed from timestamp_nsec.
12005 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12007 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12009 (Incremental_inputs::report_archive): Save mtime; style fix.
12010 (Incremental_inputs::report_obejct): Save mtime; style fix.
12011 (Incremental_inputs::report_script): Save mtime; style fix.
12012 (Incremental_inputs::finalize_inputs): Style fix.
12013 (Incremental_inputs::finalize): Style fix.
12014 (Incremental_inputs::create_input_section_data): Store inputs
12016 * incremental.h (Incremental_inputs::report_script): Add mtime
12018 (Incremental_inputs::Input_info::Input_info): Intialize only one
12020 (Incremental_inputs::Input_info::archive): Move to nameless
12022 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12023 (Incremental_inputs::Input_info::script): Move to nameless union.
12024 (Incremental_inputs::mtime): New field.
12025 * script.cc (read_input_script): Pass file mtime to
12027 * script.h (Script_info::inputs): Style fix.
12029 2009-07-01 Ian Lance Taylor <ian@airs.com>
12031 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12034 2009-06-24 Ian Lance Taylor <iant@google.com>
12037 * layout.cc (Layout::choose_output_section): If we find an
12038 existing section, update the flags.
12039 (Layout::create_notes): New function, broken out of
12041 (Layout::finalize): Don't create note sections.
12042 (Layout::create_note): Don't crash if linker script discards
12044 (Layout::create_gold_note): Likewise.
12045 (Layout::create_build_id): Likewise. Don't set
12046 after_input_sections on the section.
12047 (Layout::create_executable_stack_info): Remove target parameter.
12049 * layout.h (class Layout): Declare create_notes. Update
12050 declaration of create_executable_stack_info.
12051 * gold.cc (queue_middle_tasks): Call create_notes.
12052 * output.cc (Output_section::update_flags_for_input_section): Move
12053 here from output.h. If SHF_ALLOC flag is newly set, mark address
12055 * output.h (Output_data::mark_address_invalid): New function.
12056 (class Output_section): Only declare, not define,
12057 update_flags_for_input_section. Remove set_flags.
12059 2009-06-24 Ian Lance Taylor <iant@google.com>
12061 * script-sections.cc (Output_section_definition::
12062 set_section_addresses): Rename shadowing local load_address to
12065 2009-06-24 Ian Lance Taylor <iant@google.com>
12068 * reloc.cc (relocate_sections): Skip empty relocation sections.
12070 2009-06-23 Ian Lance Taylor <iant@google.com>
12073 * layout.cc (Layout::create_note): Use choose_output_section
12074 rather than make_output_section.
12076 2009-06-23 Ian Lance Taylor <iant@google.com>
12079 * options.cc (General_options::parse_V): Set printed_version_.
12080 (General_options::General_options): Initialize printed_version_.
12081 * options.h (class General_options): Add printed_version_ field.
12082 * gold.cc (queue_initial_tasks): If there are no input files,
12083 don't give a fatal error if we printed the version information.
12084 (queue_middle_tasks): If using -r with a shared object, give a
12085 fatal error rather than an ordinary error.
12087 2009-06-23 Ian Lance Taylor <iant@google.com>
12090 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12091 (Layout::make_output_section): Set have_stabstr_section_ if we see
12092 a .stab*str section.
12093 (Layout::finalize): Call link_stabs_sections.
12094 (Layout::link_stabs_sections): New file.
12095 * layout.h (class Layout): Add have_stabstr_section_ field.
12096 Declare link_stabs_sections.
12098 2009-06-23 Doug Kwan <dougkwan@google.com>
12100 * Makefile.am (libgold_a_LIBADD): New.
12101 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12102 * Makefile.in: Regenerate.
12103 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12104 * configure: Regenerate.
12105 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12106 * fileread.cc: Include sys/state.h
12107 * gold.h: Declare memmem and strndup if found missing.
12108 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12110 2009-06-23 Ian Lance Taylor <iant@google.com>
12112 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12113 * configure: Rebuild.
12115 2009-06-23 Ian Lance Taylor <iant@google.com>
12118 * object.cc (Object::section_contents): Don't try to get a view if
12119 the section has length zero.
12120 (Object::handle_gnu_warning_section): If the section is empty, use
12121 the name of the section as the warning.
12123 2009-06-23 Ian Lance Taylor <iant@google.com>
12126 * stringpool.h (class Stringpool_template): Add optimize_ field.
12127 (Stringpool_template::set_optimize): New function.
12128 * stringpool.cc (Stringpool_template::Stringpool_template):
12129 Initialize optimize_ field.
12130 (Stringpool_template::set_string_offsets): Test local optimize
12131 fild rather than parameter.
12132 * layout.cc (Layout::Layout): Call set_optimize on the section
12135 2009-06-22 Ian Lance Taylor <iant@google.com>
12138 * yyscript.y: Parse TARGET.
12139 * script.cc (script_set_target): New function.
12140 * script-c.h (script_set_target): Declare.
12141 * options.cc (General_options::string_to_object_format): Rename
12142 from string_to_object_format in anonymous namespace. Change
12144 * options.h (class General_options): Declare
12145 string_to_object_format.
12147 2009-06-22 Ian Lance Taylor <iant@google.com>
12149 * script-sections.cc (Script_sections::create_segments): Don't put
12150 program headers in a PT_LOAD segment if -n or -N.
12152 2009-06-22 Ian Lance Taylor <iant@google.com>
12155 * options.h (class General_options): Add -z lazy and -z now. Sort
12156 -z options into alphabetical order.
12157 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12159 2009-06-21 Ian Lance Taylor <iant@google.com>
12161 * layout.cc (Layout::make_output_section): Call
12162 Target::new_output_section.
12163 (Layout::attach_allocated_section_to_segment): Put large section
12164 sections in a separate load segment with the large segment flag
12166 (Layout::segment_precedes): Sort large data segments after other
12168 (align_file_offset): New static function.
12169 (Layout::set_segment_offsets): Use align_file_offset.
12170 * output.h (class Output_section): Add is_small_section_ and
12171 is_large_section_ fields.
12172 (Output_section::is_small_section): New function.
12173 (Output_section::set_is_small_section): New function.
12174 (Output_section::is_large_section): New function.
12175 (Output_section::set_is_large_section): New function.
12176 (Output_section::is_large_data_section): New function.
12177 (class Output_segment): Add is_large_data_segment_ field.
12178 (Output_segment::is_large_data_segment): New function.
12179 (Output_segment::set_is_large_data_segment): New function.
12180 * output.cc (Output_section::Output_section): Initialize new
12182 (Output_segment::Output_segment): Likewise.
12183 (Output_segment::add_output_section): Add assertion that large
12184 data sections always go in large data segments. Force small data
12185 sections to the end of the list of data sections. Force small BSS
12186 sections to the start of the list of BSS sections. For large BSS
12187 sections to the end of the list of BSS sections.
12188 * symtab.h (class Symbol): Declare is_common_shndx.
12189 (Symbol::is_defined): Check Symbol::is_common_shndx.
12190 (Symbol::is_common): Likewise.
12191 (class Symbol_table): Define enum Commons_section_type. Update
12192 declarations. Add small_commons_ and large_commons_ fields.
12193 * symtab.cc (Symbol::is_common_shndx): New function.
12194 (Symbol_table::Symbol_table): Initialize new fields.
12195 (Symbol_table::add_from_object): Put small and large common
12196 symbols in the right list.
12197 (Symbol_table::sized_finalized_symbol): Check
12198 Symbol::is_common_shndx.
12199 (Symbol_table::sized_write_globals): Likewise.
12200 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12201 common symbol lists. Don't call do_allocate_commons_list if the
12203 (Symbol_table::do_allocate_commons_list): Remove is_tls
12204 parameter. Add comons_section_type parameter. Change all
12205 callers. Handle small and large common symbols.
12206 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12207 Symbol::is_common_shndx.
12208 * resolve.cc (symbol_to_bits): Likewise.
12209 * target.h (Target::small_common_shndx): New function.
12210 (Target::small_common_section_flags): New function.
12211 (Target::large_common_shndx): New function.
12212 (Target::large_common_section_flags): New function.
12213 (Target::new_output_section): New function.
12214 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12215 small_common_section_flags, and large_common_section_flags
12217 (Target::do_new_output_section): New virtual function.
12218 * arm.cc (Target_arm::arm_info): Initialize new fields.
12219 * i386.cc (Target_i386::i386_info): Likewise.
12220 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12222 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12223 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12224 (Target_x86_64::do_new_output_section): New function.
12225 * configure.ac: Define conditional MCMODEL_MEDIUM.
12226 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12227 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12228 (large_LDFLAGS): Define.
12229 * testsuite/large.c: New file.
12230 * testsuite/testfile.cc (Target_test::test_target_info):
12231 Initialize new fields.
12232 * configure, testsuite/Makefile.in: Rebuild.
12234 2009-06-05 Doug Kwan <dougkwan@google.com>
12236 * Makefile.am (CCFILES): Add target.cc.
12237 * Makefile.in: Regenerate.
12238 * i386.cc (class Target_i386): Define new virtual method to
12239 override do_is_local_label_name in parent.
12240 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12241 local symbols if --discard-locals or -X is given.
12242 * options.h (class General_options): Declare new options
12243 '--discard-locals' and '-X' for discarding locals.
12244 * target.h (class Target): Define new methods is_local_label_name.
12245 Declare new virtual method do_is_local_label_name.
12246 * target.cc: New file.
12247 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12248 (check_SCRIPTS): Add discard_locals_test.sh.
12249 (check_DATA): Add discard_local_tests.syms.
12250 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12251 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12252 * testsuite/Makefile.in: Regenerate.
12253 * testsuite/discard_locals_test.c: New file.
12254 * testsuite/discard_locals_test.sh: Same.
12256 2009-06-05 Doug Kwan <dougkwan@google.com>
12258 * object.cc (Sized_relobj::Sized_relobj): Initialize
12259 discarded_eh_frame_shndx_ to -1U.
12260 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12262 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12263 a discarded .eh_frame section.
12264 (Sized_relobj::do_finalize_local_symbols): Ditto.
12265 * object.h (class Sized_relobj): Declare new member
12266 discarded_eh_frame_shndx_.
12267 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12268 (local_labels_test.o, local_labels_test): New rules.
12269 * testsuite/Makefile.in: Regenerate.
12271 2009-06-04 Doug Kwan <dougkwan@google.com>
12273 * layout.cc (Layout::section_name_mapping): Add mapping for
12274 special ARM sections.
12276 2009-06-03 Doug Kwan <dougkwan@google.com>
12278 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12279 (utils::has_overflow): Same.
12281 2009-06-03 Ian Lance Taylor <iant@google.com>
12283 * layout.cc (Layout::section_name_mapping): New array, replacing
12284 Layout::linkonce_mapping.
12285 (Layout::section_name_mapping_count): New variable, replacing
12286 Layout::linkonce_mapping_count.
12287 (Layout::linkonce_output_name): Remove.
12288 (Layout::output_section_name): Rewrite.
12289 * layout.h (class Layout): Rename Linkonce_mapping to
12290 Section_name_mapping, linkonce_mapping to section_name_mapping,
12291 linkonce_mapping_count to section_name_mapping_count. Don't
12292 declare linkonce_output_name.
12294 2009-06-03 Doug Kwan <dougkwan@google.com>
12296 * gold/arm.cc (namespace utils): New.
12297 (Target_arm::reloc_is_non_pic): Define new method.
12298 (class Arm_relocate_functions): New.
12299 (Target_arm::Relocate::relocate): Handle relocation types used by
12302 2009-06-03 Ian Lance Taylor <iant@google.com>
12304 * arm.cc (Target_arm::scan::global): Use || instead of |.
12306 2009-06-02 Doug Kwan <dougkwan@google.com>
12308 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12309 issued_non_pic_error_.
12310 (class Target_arm::Scan): Declare new method check_non_pic.
12311 Define new method symbol_needs_plt_entry.
12312 Declare new data member issued_non_pic_error_.
12313 (class Target_arm::Relocate): Declare new method
12314 should_apply_static_reloc.
12315 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12316 (Target_arm::Scan::check_non_pic): Define new method.
12317 (Target_arm::Scan::local): Handle a small subset of reloc types used
12319 (Target_arm::Scan::local): Same.
12320 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12322 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12324 * incremental.cc (Incremental_inputs::report_command_line): Filter
12325 out --incremental-* options.
12327 2009-05-29 Doug Kwan <dougkwan@google.com>
12329 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12331 (class Target_arm): Update comment.
12332 (Target_arm::Target_arm): Initialize new data members GOT_,
12333 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12334 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12335 and Target_arm::rel_dyn_section.
12336 Declare new_enum Target_arm::Got_type.
12337 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12339 Update commments for member do_dynsym_value.
12340 (Target_arm::got_size, Target_arm::plt_section,
12341 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12342 new methods inside class defintion.
12343 (Target_arm::got_section): Define new method.
12344 (Target_arm::rel_dyn_section): Same.
12345 (Output_data_plt_arm): New template class.
12346 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12347 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12348 (Output_data_plt_arm::add_entry): Same.
12349 (Output_data_plt_arm::first_plt_entry): Define new
12350 static data member for PLT instruction template.
12351 (Output_data_plt_arm::plt_entry): Same.
12352 (Output_data_plt_arm::do_write): Define new method.
12353 (Target_arm::make_plt_entry): Same.
12354 (Target_arm::do_finalize_sections): Same.
12355 (Target_arm::do_dynsym_value): Same.
12357 2009-05-28 Doug Kwan <dougkwan@google.com>
12359 * Makefile.am (TARGETSOURCES): Add arm.cc.
12360 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12361 * Makefile.in: Regenerate.
12362 * arm.cc: New file.
12363 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12365 2009-05-26 Doug Kwan <dougkwan@google.com>
12367 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12368 (General_options::check_excluded_libs): Strip off directories in
12369 archive name before matching like GNU ld does.
12370 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12371 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12372 (exclude_libs_test_LDFLAGS): Add linker option
12373 -Wl,--exclude-libs,libexclude_libs_test_3
12374 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12375 an explicit archive without using -l.
12376 (alt/libexclude_libs_test_3.a): New make rule.
12377 * testsuite/Makefile.in: Regenerate.
12378 * testsuite/exclude_libs_test.c : Declare lib3_default().
12380 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12381 * exclude_libs_test_3.c: New file.
12383 2009-05-26 Nick Clifton <nickc@redhat.com>
12385 * po/id.po: New Indonesian translation.
12386 * po/gold.pot: Updated template file.
12388 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12390 * testsuite/Makefile.am: Add -ffunction-sections to compile
12391 gc_comdat_test files. Add -Wl,--gc-sections to build
12393 * testsuite/Makefile.in: Regenerate.
12394 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12396 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12398 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12399 kept comdat section was garbage collected.
12400 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12401 * testsuite/Makefile.in: Regenerate.
12402 * testsuite/gc_comdat_test.sh: New file.
12403 * testsuite/gc_comdat_test_1.cc: New file.
12404 * testsuite/gc_comdat_test_2.cc: New file.
12406 2009-05-19 Doug Kwan <dougkwan@google.com>
12408 * archive.cc (Archive::Archive): Move constructor from archive.h
12409 to here. Initialize no_export_.
12410 (Archive::get_elf_object_for_member): Set no_export flag of object.
12411 * archive.h (Archive::Archive): Move constructor body to
12413 (Archive::no_export): New method.
12414 (Archive::no_export_): New field.
12415 * object.h (Object::Object): Initialize no_export_ to false.
12416 (Object::no_export, Object::set_no_export): New methods.
12417 (Object::no_export_): New field.
12418 * options.cc (General_options::parse_exclude_libs): New method.
12419 (General_options::check_excluded_libs) Same.
12420 * options.h (exclude_libs): New option.
12421 (General_options::check_excluded_libs): New method declaration.
12422 (General_options::excluded_libs_): New field.
12423 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12424 default or protected visibility if an object has no-export flag set.
12425 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12426 (check_SCRIPTS): Add exclude_libs_test.sh.
12427 (check_DATA): Add exclude_libs_test.syms.
12428 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12429 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12430 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12431 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12432 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12433 libexclude_libs_test_2.a): New rules.
12434 * testsuite/Makefile.in: Regenerate.
12435 * testsuite/exclude_libs_test.c: New file.
12436 * testsuite/exclude_libs_test.sh: Ditto.
12437 * testsuite/exclude_libs_test_1.c: Ditto.
12438 * testsuite/exclude_libs_test_2.c: Ditto.
12440 2009-05-15 Ian Lance Taylor <iant@google.com>
12442 * configure.ac: Check for declarations for cases where libiberty.h
12443 checks HAVE_DECL_xxx.
12444 * configure, config.in: Rebuild.
12446 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12448 * gold.h (Incremental_argument_list): Remove (invalid) forward
12450 * incremental.cc (Incremental_inputs::report_achive): New method.
12451 (Incremental_inputs::report_object): New method.
12452 (Incremental_inputs::report_script): New method.
12453 (Incremental_inputs::finalize_inputs): New method.
12454 (Incremental_inputs::finalize): Call finalize_inputs().
12455 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12456 Create inputs entries.
12457 * incremental.h (Incremental_input_type): New enum.
12458 (Incremental_inputs::Incremental_input): Initialize new fields.
12459 (Incremental_inputs::report_inputs): New method.
12460 (Incremental_inputs::report_achive): New method.
12461 (Incremental_inputs::report_object): New method.
12462 (Incremental_inputs::report_script): New method.
12463 (Incremental_inputs::finalize_inputs): New method.
12464 (Incremental_inputs::Input_info): New struct.
12465 (Incremental_inputs::Input_info_map): New typedef.
12466 (Incremental_inputs::lock_): New field.
12467 (Incremental_inputs::Inputs_): New field.
12468 (Incremental_inputs::Inputs_map): New field.
12469 * main.cc (main): Call Incremental_input::report_inputs.
12470 * options.h (Input_argument_list): Typedef moved from
12472 (Input_file_group::Files): Remove, use ::Input_argument_list.
12473 (Input_file_group::Input_argument_list): Remove, use
12474 ::Input_argument_list.
12475 * plugin.cc (Plugin_manager::add_input_file): Add error in
12477 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12479 * script.cc (read_input_script): Call
12480 Incremental_input::report_script.
12481 * script.h (Script_info): New class.
12483 2009-04-27 Ian Lance Taylor <iant@google.com>
12485 * x86_64.cc (do_adjust_output_section): Set entsize to
12488 2009-04-23 Elliott Hughes <enh@google.com>
12490 * output.cc (Output_file::close): After short writes, continue
12491 writing from the correct offset in the buffer being written.
12493 2009-04-23 Chris Demetriou <cgd@google.com>
12495 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12496 * configure: Regenerate.
12497 * config.in: Regenerate.
12498 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12499 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12501 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12503 * incremental.cc (Incremental_inputs_header_data): Renamed from
12504 Incremental_input_header_data.
12505 (Incremental_inputs_header_data::data_size): New field.
12506 (Incremental_inputs_header_data::put_input_file_count): Renamed
12507 from input_file_count.
12508 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12509 from command_line_offset.
12510 (Incremental_inputs_header_data::put_reserved): Renamed from
12512 (Incremental_inputs_entry_data): Renamed from
12513 Incremental_input_entry_data.
12514 (Incremental_inputs_entry_data::data_size): New field.
12515 (Incremental_inputs::report_command_line): New method.
12516 (Incremental_inputs::finalize): New method.
12517 (Incremental_inputs::create_incremental_inputs_data): New method.
12518 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12519 * incremental.h: New file.
12520 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12521 (Layout::finalize): Create incremental inputs section in
12522 incremental builds.
12523 (Layout::create_incremental_info_sections): New method.
12524 * layout.h (Layout::incremental_inputs): New method.
12525 (Layout::create_incremental_info_sections): New method.
12526 (Layout::incremental_inputs_): New field.
12527 * main.cc (main): Notify Incremental_input of the command line.
12529 2009-04-01 Ian Lance Taylor <iant@google.com>
12530 Mikolaj Zalewski <mikolajz@google.com>
12532 * gold.h (reserve_unordered_map): Define, three versions, one for
12533 each version of Unordered_map.
12534 * layout.cc (Layout::Layout): Remove options parameter. Add
12535 number_of_input_files parameter. Don't initialize options_.
12536 Initialize number_of_input_files_ and resized_signatures_. Move
12537 sections_are_attached_.
12538 (Layout::layout_group): Reserve space for group_signatures_.
12539 (Layout::find_or_add_kept_section): Change name parameter to be a
12540 reference. Resize signatures_ map when it gets large enough.
12541 (Layout::layout_eh_frame): Use parameters->options() instead of
12543 (Layout::make_output_section): Likewise.
12544 (Layout::attach_allocated_section_to_segment): Likewise.
12545 (Layout::finalize, Layout::create_executable_stack): Likewise.
12546 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12547 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12548 * layout.h (class Layout): Update declarations. Remove options_
12549 field. Add number_of_input_files_ and resized_signatures_
12550 fields. Move sections_are_attached_ field.
12551 * main.cc (main): Pass number of input files to Layout
12552 constructor. Don't pass options.
12554 2009-03-30 Ian Lance Taylor <iant@google.com>
12556 * ffsll.c (ffsll): Correct implementation.
12558 2009-03-27 Ian Lance Taylor <iant@google.com>
12560 * ffsll.c: New file.
12561 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12562 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12563 * ftruncate.c (ftruncate): Declare before definition.
12564 * mremap.c (mremap): Likewise.
12565 * pread.c (pread): Likewise.
12566 * configure, Makefile.in, config.in: Rebuild.
12568 * mremap.c: New file.
12569 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12570 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12571 (mremap): Declare if HAVE_MREMAP is not defined.
12572 * configure, Makefile.in, config.in: Rebuild.
12574 2009-03-27 Cary Coutant <ccoutant@google.com>
12576 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12577 position independent.
12578 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12579 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12581 2009-03-24 Cary Coutant <ccoutant@google.com>
12583 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12585 (needs_dynamic_reloc): Likewise.
12587 2009-03-24 Ian Lance Taylor <iant@google.com>
12589 * yyscript.y (file_cmd): Recognize EXTERN.
12590 (extern_name_list, extern_name_list_body): New nonterminals.
12591 * script.cc (script_add_extern): Define.
12592 * script-c.h (script_add_extern): Declare.
12594 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12596 * object.cc (is_elf_object): Define.
12597 * object.h (is_elf_object): Declare.
12598 * archive.cc (Archive::get_elf_object_for_member): Call
12600 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12602 2009-03-24 Elliott Hughes <enh@google.com>
12604 * output.cc (Output_file::map_anonymous): Define.
12605 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12606 try an anonymous one. Report the size if the mmap fails.
12607 * output.h (class Output_file): Declare map_anonymous.
12609 2009-03-24 Ian Lance Taylor <iant@google.com>
12611 * target-select.cc (instantiate_target): Don't acquire the lock if
12612 the instantiated_target_ field has already been set.
12614 2009-03-23 Ian Lance Taylor <iant@google.com>
12616 * gold-threads.h (class Initialize_lock): Define.
12617 * gold-threads.cc (class Initialize_lock_once): Define.
12618 (initialize_lock_control): New static variable.
12619 (initialize_lock_pointer): New static variable.
12620 (initialize_lock_once): New static function.
12621 (Initialize_lock::Initialize_lock): Define.
12622 (Initialize_lock::initialize): Define.
12623 * target-select.h: Include "gold-threads.h".
12624 (class Target_selector): Add lock_ and initialize_lock_ fields.
12625 Don't define instantiate_target, just declare it.
12626 * target-select.cc (Target_selector::Target_selector): Initialize
12628 (Target_selector::instantiate_target): Define.
12629 * descriptors.h: Include "gold-threads.h".
12630 (class Descriptors): Add initialize_lock_ field.
12631 * descriptors.cc (Descriptors::Descriptors): Initialize new
12633 (Descriptors::open): Use initialize_lock_ field
12634 * errors.h (class Errors): Add initialize_lock_ field.
12635 * errors.cc (Errors::Errors): Initialize new field.
12636 (Errors::initialize_lock): Use initialize_lock_ field.
12637 * powerpc.cc (class Target_selector_powerpc): Remove
12638 instantiated_target_ field. In do_recognize call
12639 instantiate_target rather than do_instantiate_target. In
12640 do_instantiate_target just allocate a new target.
12641 * sparc.cc (class Target_selector_sparc): Likewise.
12643 * freebsd.h: New file.
12644 * i386.cc: Include "freebsd.h".
12645 (Target_i386): Derive from Target_freebsd rather than
12647 (Target_selector_i386): Derive from Target_selector_freebsd rather
12648 than Target_selector.
12649 * x86_64.cc: Include "freebsd.h".
12650 (Target_x86_64): Derive from Target_freebsd rather than
12652 (Target_selector_x86_64): Derive from Target_selector_freebsd
12653 rather than Target_selector.
12654 * target.h (class Target): Add adjust_elf_header and
12655 do_adjust_elf_header.
12656 * output.cc (Output_file_header:: do_sized_write): Call target
12657 adjust_elf_header routine.
12658 * configure.tgt: Set targ_osabi.
12659 * configure.ac: Define GOLD_DEFAULT_OSABI.
12660 * parameters.cc (Parameters::default_target): Pass
12661 GOLD_DEFAULT_OSABI to select_target.
12662 * target-select.h (class Target_selector): Make instantiate_target
12663 protected rather than private.
12664 * Makefile.am (HFILES): Add freebsd.h.
12665 * configure, Makefile.in, config.in: Rebuild.
12667 * merge.cc (do_add_input_section): Correct pend value. Change
12668 message about last entry not being null terminated from error to
12671 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12673 * incremental.cc: New file.
12674 * Makefile.am (CCFILES): Add incremental.cc.
12675 * Makefile.in: Rebuild.
12677 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12679 * layout.cc (Layout::output_section_name): Preserve names
12680 of '.note.' sections.
12682 2009-03-19 Ian Lance Taylor <iant@google.com>
12684 * descriptors.cc (Descriptors::open): Check that the options are
12685 valid before using them.
12687 2009-03-18 Ian Lance Taylor <iant@google.com>
12689 * script-sections.h: Include <list>.
12690 (class Script_sections): Change Sections_elements from std::vector
12691 to std::list. Typedef public Elements_iterator. Add
12692 orphan_section_placement_, data_segment_align_start_, and
12693 saw_data_segment_align_ fields. Remove data_segment_align_index_
12695 * script-sections.cc (class Orphan_section_placement): New class.
12696 (class Sections_element): Add virtual functions is_relro and
12697 orphan_section_init. Remove virtual function place_orphan_here.
12698 (class Output_section_definition): Add is_relro and
12699 orphan_section_init. Remove place_orphan_here.
12700 (class Orphan_output_section): Likewise.
12701 (Script_sections::Script_sections): Update for field changes.
12702 (Script_sections::data_segment_align): Set saw_data_segment_align_
12703 and data_segment_align_start_, not data_segment_align_index.
12704 (Script_sections::data_segment_relro_end): Check
12705 saw_data_segment_align_. Use data_segment_align_start_ rather
12706 than data_segment_align_index_.
12707 (Script_sections::place_orphan): Rewrite to use
12708 Orphan_section_placement.
12710 2009-03-17 Ian Lance Taylor <iant@google.com>
12712 * archive.cc (Archive::add_symbols): Check for a version attached
12713 to the symbol name in the archive map.
12714 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12715 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12716 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12717 (ver_test_11.a): New target.
12718 * testsuite/Makefile.in: Rebuild.
12720 * configure.ac: Check for chsize and posix_fallocate. Replace
12722 * ftruncate.c: New file, from gnulib.
12723 * output.cc (posix_fallocate): Define dummy version if not
12724 HAVE_POSIX_FALLOCATE.
12725 (Output_file::map): Call posix_fallocate rather than lseek and
12727 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12728 * configure, Makefile.in, config.in: Rebuild.
12730 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12732 * layout.h (Layout::create_note): Add section_name parameter.
12733 * layout.cc (Layout::create_note): Likewise.
12734 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12736 2009-03-17 Ian Lance Taylor <iant@google.com>
12738 * descriptors.cc: Include "options.h".
12739 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12740 (Descriptors::open): Always use O_CLOEXEC when opening a new
12741 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12742 then set FD_CLOEXEC.
12744 * sparc.cc (class Target_sparc): Add has_got_section.
12745 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12746 make sure we have a GOT section.
12748 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12749 (Target_sparc::Scan::local): Likewise.
12750 (Target_sparc::Scan::global): Likewise.
12751 (Target_sparc::Relocate::relocate): Likewise.
12752 (Target_sparc::Relocate::relocate_tls): Likewise.
12754 * symtab.cc (Symbol_table::define_default_version): New function,
12755 broken out of add_from_object.
12756 (Symbol_table::add_from_object): Call define_default_version.
12757 (Symbol_table::define_special_symbol): Add resolve_oldsym
12758 parameter. Change all callers. If the version for a symbol comes
12759 from a version script, resolve it with the symbol with the same
12760 name with no version. Also add the symbol without a version if
12762 (do_define_in_output_data): If resolving with oldsym, don't delete
12764 (do_define_in_output_segment): Likewise.
12765 (do_define_as_constant): Likewise.
12766 * symtab.h (class Symbol_table): Update declarations.
12768 2009-03-13 Ian Lance Taylor <iant@google.com>
12770 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12771 (Read_symbols::requeue): New function.
12772 (Read_symbols::do_read_symbols): If make_elf_object fails because
12773 the target type is not configured, and the file was searched for,
12774 issue a warning and retry with the next directory.
12775 (Add_symbols::run): If the file has an incompatible format, and
12776 it was searched for, requeue the Read_symbols task. On error,
12777 release the object.
12778 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12779 dirindex parameter to constructor. Change all callers. Declare
12780 incompatible_warning and requeue.
12781 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12782 input_argument_ and input_group_ fields. Add them to
12783 constructor. Change all callers.
12784 (class Read_script): Add dirindex_ field. Add it to constructor.
12785 Change all callers.
12786 * archive.cc (Archive::setup): Remove input_objects parameter.
12787 Change all callers.
12788 (Archive::get_file_and_offset): Likewise.
12789 (Archive::read_all_symbols): Likewise.
12790 (Archive::read_symbols): Likewise.
12791 (Archive::get_elf_object_for_member): Remove input_objects
12792 parameter. Add punconfigured parameter. Change all callers.
12793 (Archive::add_symbols): Change return type to bool. Check return
12794 value of include_member.
12795 (Archive::include_all_members): Likewise.
12796 (Archive::include_member): Change return type to bool. Return
12797 false if first included object has incompatible target. Set
12798 included_member_ field.
12799 (Add_archive_symbols::run): If add_symbols returns false, requeue
12801 * archive.h (class Archive): Add included_member_ field.
12802 Initialize it in constructor. Add input_file and searched_for
12803 methods. Update declarations.
12804 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12805 input_argument_ fields. Add them to constructor. Change all
12807 * script.cc: Include "target-select.h".
12808 (class Parser_closure): Add skip_on_incompatible_target_ and
12809 found_incompatible_target_ fields. Add
12810 skip_on_incompatible_target parameter to constructor. Change all
12811 callers. Add methods skip_on_incompatible_target,
12812 clear_skip_on_incompatible_target, found_incompatible_target, and
12813 set_found_incompatible_target.
12814 (read_input_script): Add dirindex parameter. Change all callers.
12815 If parser finds an incompatible target, requeue Read_symbols
12817 (script_set_symbol): Clear skip_on_incompatible_target in
12819 (script_add_assertion, script_parse_option): Likewise.
12820 (script_start_sections, script_add_phdr): Likewise.
12821 (script_check_output_format): New function.
12822 * script.h (read_input_script): Update declaration.
12823 * script-c.h (script_check_output_format): Declare.
12824 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12825 (ignore_cmd): Remove OUTPUT_FORMAT.
12826 * fileread.cc (Input_file::Input_file): Add explicit this.
12827 (Input_file::will_search_for): New function.
12828 (Input_file::open): Add pindex parameter. Change all callers.
12829 * fileread.h (class Input_file): Add input_file_argument method.
12830 Declare will_search_for. Update declarations.
12831 * object.cc (make_elf_object): Add punconfigured parameter.
12832 Change all callers.
12833 * object.h (class Object): Make input_file public. Add
12834 searched_for method.
12835 (make_elf_object): Update declaration.
12836 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12838 * dirsearch.h (class Dirsearch): Update declaration.
12839 * options.h (class General_options): Add --warn-search-mismatch.
12840 * parameters.cc (Parameters::is_compatible_target): New function.
12841 * parameters.h (class Parameters): Declare is_compatible_target.
12842 * workqueue.cc (Workqueue::add_blocker): New function.
12843 * workqueue.h (class Workqueue): Declare add_blocker.
12845 * fileread.cc (Input_file::open): Remove options parameter.
12846 Change all callers.
12847 (Input_file::open_binary): Likewise.
12848 * script.cc (read_input_script): Likewise.
12849 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12850 options parameter from constructor. Change all callers.
12851 (class Read_script): Likewise.
12852 * fileread.h (class Input_file): Update declarations.
12853 * script.h (read_input_script): Update declaration.
12855 2009-03-10 Nick Clifton <nickc@redhat.com>
12857 * po/es.po: New Spanish translation.
12859 2009-03-06 Cary Coutant <ccoutant@google.com>
12861 * options.cc (parse_short_option): Keep dash_z from registering itself.
12863 2009-03-03 Ian Lance Taylor <iant@google.com>
12866 * target-reloc.h (relocate_section): Pass output_section to
12868 * i386.cc (Target_i386::should_apply_static_reloc): Add
12869 output_section parameter. Change all callers.
12870 (Target_i386::Relocate::relocate): Add output_section parameter.
12871 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12872 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12873 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12874 * testsuite/two_file_shared.sh: New script.
12875 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12876 (check_DATA): Add two_file_shared.dbg.
12877 (two_file_shared.dbg): New target.
12878 * testsuite/Makefile.in: Rebuild.
12880 2009-03-01 Ian Lance Taylor <iant@google.com>
12882 * configure.ac: Check for byteswap.h.
12883 * configure: Rebuild.
12884 * config.in: Rebuild.
12886 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12888 * layout.cc (Layout::find_or_add_kept_section): New function.
12889 (Layout::add_comdat): Removed.
12890 * layout.h (struct Kept_section): Move out of class Layout.
12891 Remove trailing underscores from field names. Add group_sections
12892 field. Rename group_ field to is_group. Change all uses.
12893 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12894 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12895 comdat_groups_ field.
12896 (Sized_relobj::include_section_group): Use
12897 find_or_add_kept_section and Kept_section::group_sections.
12898 (Sized_relobj::include_linkonce_section): Likewise.
12899 * object.cc (class Sized_relobj): Don't define Comdat_group or
12900 Comdat_group_table. Remove find_comdat_group and
12901 add_comdat_group. Remove comdat_groups_ field.
12902 * plugin.cc (include_comdat_group): Use
12903 Layout::find_or_add_kept_section.
12905 2009-02-28 Ian Lance Taylor <iant@google.com>
12907 * README: --gc-sections and map files are now supported. Document
12908 some build requirements.
12911 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12912 relocatable link set the value of the section symbol to zero.
12913 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12914 relocatable link don't include the section address in the local
12917 2009-02-27 Ian Lance Taylor <iant@google.com>
12920 * options.h (class Search_directory): Add is_system_directory.
12921 (class General_options): Declare is_in_system_directory.
12922 * options.cc (get_relative_sysroot): Make static.
12923 (get_default_sysroot): Make static.
12924 (General_optoins::is_in_system_directory): New function.
12925 * fileread.cc (Input_file::is_in_system_directory): New function.
12926 * fileread.h (class Input_file): Declare is_in_system_directory.
12927 * object.h (class Object): Add is_in_system_directory.
12928 (class Input_objects): Remove system_library_directory_ field.
12929 * object.cc (Input_objects::add_object): Don't set
12930 system_library_directory_.
12931 (input_objects::found_in_system_library_directory): Remove.
12932 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12933 parameter. Change all callers.
12934 (Symbol_table::sized_write_globals): Likewise.
12935 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12936 Call Object::is_in_system_directory.
12937 * symtab.h (class Symbol_table): Update declarations.
12940 * descriptors.h (Open_descriptor): Add is_on_stack field.
12941 * descriptors.cc (Descriptors::open): If the descriptor is on the
12942 top of the stack, remove it. Initialize is_on_stack field.
12943 (Descriptors::release): Only add pod to stack if it is not on the
12945 (Descriptors::close_some_descriptor): Clear stack_next and
12946 is_on_stack fields.
12949 * output.cc (Output_section::find_starting_output_address): Rename
12950 from starting_output_address; add PADDR parameter; change return
12952 * output.h (class Output_section): Declare
12953 find_starting_output_address instead of starting_output_address.
12954 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12955 section symbol for which we can't find a merge section.
12958 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12959 hidden or internal, force the symbol to be local.
12960 * resolve.cc (Symbol::override_visibility): Define.
12961 (Symbol::override_base): Use override_visibility.
12962 (Symbol_table::resolve): Likewise.
12963 (Symbol::override_base_with_special): Likewise.
12964 (Symbol_table::override_with_special): If the visibility is hidden
12965 or internal, force the symbol to be local.
12966 * symtab.h (class Symbol): Add set_visibility and
12967 override_visibility.
12968 * testsuite/ver_test_1.sh: New file.
12969 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12970 (check_DATA): Add ver_test_1.syms.
12971 (ver_test_1.syms): New target.
12972 * testsuite/Makefile.in: Rebuild.
12974 2009-02-25 Cary Coutant <ccoutant@google.com>
12976 * layout.cc (Layout::choose_output_section): Don't rename sections
12977 when using a linker script that has a SECTIONS clause.
12978 * Makefile.in: Regenerate.
12980 * testsuite/Makefile.am (script_test_5.sh): New test case.
12981 * testsuite/Makefile.in: Regenerate.
12982 * testsuite/script_test_5.cc: New file.
12983 * testsuite/script_test_5.sh: New file.
12984 * testsuite/script_test_5.t: New file.
12986 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12988 * archive.cc (Archive::include_member): Update calls to add_symbols.
12989 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12990 the Layout argument.
12991 * dynobj.h (do_add_symbols): Add the Layout argument.
12992 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12994 * object.h (Object::add_symbols): Add the Layout argument.
12995 (Object::do_add_symbols): Add the Layout argument.
12996 (Sized_relobj::do_add_symbols): Add the Layout argument.
12997 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12998 Unify the two versions.
12999 (Add_plugin_symbols): Remove.
13000 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13001 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13002 (Add_plugin_symbols): Remove.
13003 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13004 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13005 (Add_symbols::run): Make it work with Pulginobj.
13007 2009-02-06 Ian Lance Taylor <iant@google.com>
13009 * object.cc (Sized_relobj::do_layout): Make info message start
13010 with lower case letter.
13012 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13014 * binary.cc: Fix file comment.
13016 * options.h (enum Incremental_disposition): Define.
13017 (class General_options): Add new options: --incremental,
13018 --incremental_changed, --incremental_unchanged,
13019 --incremental_unknown. Add incremental_disposition_ and
13020 implicit_incremental_ fields.
13021 (General_options::incremental_disposition): New function.
13022 (class Position_dependent_options): Add incremental_disposition
13024 (Position_dependent_options::copy_from_options): Set incremental
13026 * options.cc (General_options::parse_incremental_changed): New
13028 (General_options::parse_incremental_unchanged): New function.
13029 (General_options::parse_incremental_unknown): New function.
13030 (General_options::General_options): Initialize new fields
13031 incremental_disposition_ and implicit_incremental_.
13032 (General_options::finalize): Check for uasge of --incremental-*
13033 without --incremental.
13035 2009-02-06 Chris Demetriou <cgd@google.com>
13037 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13038 pointer and to report location as the file name associated with
13040 (gold_undefined_symbol_at_location): New function to replace the
13041 old gold_undefined_symbol functionality.
13042 * target-reloc.h (relocate_section): Update to use
13043 gold_undefined_symbol_at_location.
13044 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13045 Call gold_undefined_symbol function rather than gold_error.
13046 * errors.h (Errors::undefined_symbol): Take location as a
13047 string, rather than calculating it from a relocation.
13048 * errors.cc (Errors::fatal): Print "fatal error:" before the
13050 (Errors::error, Errors::error_at_location): Print "error: "
13051 before the formatted message.
13052 (Errors::undefined_symbol): Take location as a string, rather
13053 than calculating it from a relocation.
13054 (gold_undefined_symbol_at_location): New function akin to
13055 old gold_undefined_symbol, calculates location from relocation.
13056 (gold_undefined_symbol): Change to take only a Symbol pointer
13057 and to report location as the file name associated with the symbol.
13058 * testsuite/debug_msg.sh: Update for changed error messages.
13059 * testsuite/undef_symbol.sh: Likewise.
13061 2009-02-04 Duncan Sands <baldrick@free.fr>
13064 * reduced_debug_output.h
13065 (Output_reduced_debug_abbrev_section::failed): Use format for
13067 (Output_reduced_debug_info_section::faild): Likewise.
13069 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13071 * script.cc (Lazy_demangler): New class.
13072 (Version_script_info::get_symbol_version_helper): Demangle a
13075 2009-01-29 Cary Coutant <ccoutant@google.com>
13077 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13079 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13081 2009-01-28 Ian Lance Taylor <iant@google.com>
13083 * version.cc (version_string): Bump to 1.9.
13085 * gold.h: Include <cstring> and <stdint.h>.
13086 * version.cc: Include <cstdio>.
13087 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13089 * reduced_debug_output.cc (insert_into_vector): Rename from
13090 Insert_into_vector; change all callers. Use Swap_unaligned to
13091 avoid aliasing issue; remove union since it is unnecessary.
13093 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13095 * Makefile.am (CCFILES): Add gc.cc.
13096 (HFILES): Add gc.h.
13097 * Makefile.in: Regenerate.
13098 * gold.cc (Gc_runner): New class.
13099 (queue_initial_tasks): Call garbage collection related tasks
13100 when corresponding options are invoked.
13101 (queue_middle_gc_tasks): New function.
13102 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13103 processed early before laying out sections during garbage collection.
13104 * gold.h (queue_middle_gc_tasks): New function.
13105 (is_prefix_of): Move from "layout.cc".
13106 * i386.cc (Target_i386::gc_process_relocs): New function.
13107 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13108 * main.cc (main): Create object of class "Garbage_collection".
13109 * object.cc (Relobj::copy_symbols_data): New function.
13110 (Relobj::is_section_name_included): New function.
13111 (Sized_relobj::do_layout): Allow this function to be called twice
13112 during garbage collection and defer layout of section during the
13114 * object.h (Relobj::get_symbols_data): New function.
13115 (Relobj::is_section_name_included): New function.
13116 (Relobj::copy_symbols_data): New function.
13117 (Relobj::set_symbols_data): New function.
13118 (Relobj::get_relocs_data): New function.
13119 (Relobj::set_relocs_data): New function.
13120 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13121 (Relobj::gc_process_relocs): New function.
13122 (Relobj::do_gc_process_relocs): New pure virtual function.
13123 (Relobj::sd_): New data member.
13124 (Sized_relobj::is_output_section_offset_invalid): New function.
13125 (Sized_relobj::do_gc_process_relocs): New function.
13126 * options.h (General_options::gc_sections): Modify to not be a no-op.
13127 (General_options::print_gc_sections): New option.
13128 * plugin.cc (Plugin_finish::run): Remove function call to
13129 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13130 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13131 * reloc.cc (Read_relocs::run): Add task to process relocs and
13132 determine unreferenced sections when doing garbage collection.
13133 (Gc_process_relocs): New class.
13134 (Sized_relobj::do_gc_process_relocs): New function.
13135 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13136 sections that are garbage collected.
13137 * reloc.h (Gc_process_relocs): New class.
13138 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13139 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13140 symbols whose corresponding sections are garbage collected.
13141 (Symbol_table::Symbol_table): Add new parameter for the garbage
13143 (Symbol_table::gc_mark_undef_symbols): New function.
13144 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13145 (Symbol_table::gc_mark_dyn_syms): New function.
13146 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13148 (Symbol_table::add_from_object): Likewise.
13149 (Symbol_table::add_from_relobj): When building shared objects, do not
13150 treat externally visible symbols as garbage.
13151 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13152 table information for static and relocatable links.
13153 * symtab.h (Symbol_table::set_gc): New function.
13154 (Symbol_table::gc): New function.
13155 (Symbol_table::gc_mark_undef_symbols): New function.
13156 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13157 (Symbol_table::gc_mark_dyn_syms): New function.
13158 (Symbol_table::gc_): New data member.
13159 * target.h (Sized_target::gc_process_relocs): New pure virtual
13161 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13162 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13164 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13166 * options.h (General_options::gc_sections): Define as a no-op for now.
13167 (General_options::no_keep_memory): Ditto.
13168 (General_options::Bshareable): Define.
13169 * options.cc (General_options::finalize): Honor -Bshareable.
13171 2009-01-20 Andreas Schwab <schwab@suse.de>
13173 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13174 read the value in the contents, since we don't use it. Use the
13175 template endianness when writing.
13176 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13178 2009-01-19 Andreas Schwab <schwab@suse.de>
13180 * configure.tgt (powerpc64-*): Fix targ_obj.
13182 2009-01-15 Ian Lance Taylor <iant@google.com>
13184 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13185 local symbols when stripping all symbols.
13187 2009-01-14 Cary Coutant <ccoutant@google.com>
13189 * output.cc (Output_reloc): Add explicit instantiations.
13191 2009-01-14 Cary Coutant <ccoutant@google.com>
13193 * archive.cc (Archive::get_elf_object_for_member): Remove call
13194 to File_read::claim_for_plugin.
13195 * descriptors.cc (Descriptors::open): Remove reference to
13197 (Descriptors::claim_for_plugin): Remove.
13198 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13199 (Descriptors::is_claimed): Remove.
13200 (claim_descriptor_for_plugin): Remove.
13201 * fileread.cc (File_read::claim_for_plugin): Remove.
13202 * fileread.h (File_read::claim_for_plugin): Remove.
13203 (File_read::descriptor): Reopen descriptor if necessary.
13204 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13205 (Plugin_manager::all_symbols_read): Add task parameter. Change
13207 (Plugin_manager::get_input_file): New function.
13208 (Plugin_manager::release_input_file): New function.
13209 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13210 corresponding data member.
13211 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13212 and pass to base constructor. Change all callers.
13213 (get_input_file, release_input_file): New functions.
13214 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13215 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13216 (Plugin_manager::all_symbols_read): Add task parameter.
13217 (Plugin_manager::get_input_file): New function.
13218 (Plugin_manager::release_input_file): New function.
13219 (Plugin_manager::task_): New data member.
13220 (Pluginobj::Pluginobj): Add filesize parameter.
13221 (Pluginobj::filename): New function.
13222 (Pluginobj::descriptor): New function.
13223 (Pluginobj::filesize): New function.
13224 (Pluginobj::filesize_): New data member.
13225 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13226 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13227 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13229 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13230 with archive libraries.
13231 * testsuite/Makefile.in: Regenerate.
13232 * testsuite/plugin_test.c (struct sym_info): New type.
13233 (get_input_file, release_input_file): New static variables.
13234 (onload): Capture new transfer vector entries.
13235 (claim_file_hook): Stop reading at end of file according to filesize.
13236 Factor out parsing of readelf output into separate function.
13237 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13238 APIs and get the source file name from the symbol table. Convert
13239 source file name to corresponding object file name. Print info
13240 message when adding new input files.
13241 (parse_readelf_line): New function.
13242 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13243 * testsuite/plugin_test_2.sh: Likewise.
13244 * testsuite/plugin_test_3.sh: Likewise.
13245 * testsuite/plugin_test_4.sh: New test case.
13247 2009-01-07 Ian Lance Taylor <iant@google.com>
13249 * version.cc (version_string): Bump to 1.8.
13251 2008-12-23 Cary Coutant <ccoutant@google.com>
13253 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13254 * plugin.cc (Plugin_manager::finish): Rename as
13255 layout_deferred_objects. Move cleanup to separate function.
13256 (Plugin_manager::cleanup): New function.
13257 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13259 * plugin.h (Plugin_manager::finish): Rename as
13260 layout_deferred_objects.
13261 (Plugin_manager::cleanup): New function.
13262 (Plugin_manager::cleanup_done): New field.
13264 2008-12-23 Cary Coutant <ccoutant@google.com>
13266 * plugin.cc (is_visible_from_outside): New function.
13267 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13268 so we don't return "IR only" status for exported symbols or -r links.
13270 * testsuite/Makefile.am (plugin_test_3): New test case.
13271 * testsuite/Makefile.in: Regenerate.
13272 * testsuite/plugin_test_3.sh: New file.
13274 2008-12-22 Cary Coutant <ccoutant@google.com>
13276 * object.cc (Sized_relobj::layout_section): New function.
13277 (Sized_relobj::do_layout): Defer layout of input sections until after
13278 plugin has provided replacement files.
13279 (Sized_relobj::do_layout_deferred_sections): New function.
13280 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13281 (Relobj::layout_deferred_sections): New function.
13282 (Relobj::do_layout_deferred_sections): New function.
13283 (Sized_relobj::do_layout_deferred_sections): New function.
13284 (Sized_relobj::layout_section): New function.
13285 (Sized_relobj::Deferred_layout): New structure.
13286 (Sized_relobj::deferred_layout_): New field.
13287 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13288 Change all callers. Layout deferred sections.
13289 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13291 (Plugin_hook::run): Move code from do_plugin_hook inline.
13292 (Plugin_hook::do_plugin_hook): Remove.
13293 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13294 (Plugin_manager::finish): Renamed, was cleanup.
13295 (Plugin_manager::should_defer_layout): New function.
13296 (Plugin_manager::add_deferred_layout_object): New function.
13297 (Plugin_manager::Deferred_layout_list): New type.
13298 (Plugin_manager::deferred_layout_objects_): New field.
13299 (Plugin_hook::do_plugin_hook): Remove.
13301 2008-12-17 Ian Lance Taylor <iant@google.com>
13303 * options.h (class General_options): Add --no case for
13306 2008-12-16 Cary Coutant <ccoutant@google.com>
13308 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13310 (Plugin_manager::claim_file): Create plugin object even if
13311 plugin did not call the add_symbols callback.
13312 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13313 asking for more symbols than were added.
13314 * testsuite/Makefile.am (plugin_test_1): Add test case with
13316 (empty.syms): New target.
13317 * testsuite/Makefile.in: Regenerate.
13318 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13319 message. Don't call add_symbols if no globals.
13320 (all_symbols_read_hook): Don't provide replacement for empty
13323 2008-12-12 Ian Lance Taylor <iant@google.com>
13325 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13326 r_type == 0 for a local symbol with r_sym == 0.
13327 (scan_relocatable_relocs): Pass r_sym to
13328 local_non_section_strategy.
13329 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13332 * configure.ac: Update test for TLS descriptors: they are
13333 supported as of glibc 2.9.
13334 * configure: Rebuild.
13336 2008-12-11 Ian Lance Taylor <iant@google.com>
13339 * target-reloc.h (Default_scan_relocatable_relocs): For each
13340 function, map r_type == 0 to RELOC_DISCARD.
13342 2008-12-10 Cary Coutant <ccoutant@google.com>
13344 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13345 object to override a kept COMDAT group from a plugin object.
13347 2008-12-09 Ian Lance Taylor <iant@google.com>
13350 * yyscript.y (file_cmd): Handle INPUT.
13352 * testsuite/initpri1.c: Change all declarations to be full
13353 prototypes by adding void, to avoid compiler warnings.
13355 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13357 * options.cc (General_options::parse_plugin_opt): New.
13358 (General_options::add_plugin): The argument now is just the filename.
13359 (General_options::add_plugin_option): New.
13360 * options.h (plugin_opt): New.
13361 (add_plugin): Change argument name.
13362 (add_plugin_option): New.
13363 * plugin.cc (Plugin::load): Don't parse the plugin option.
13364 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13365 (Plugin::add_option): New.
13366 (Plugin::args_): Change type.
13367 (Plugin::filename_): New.
13368 (Plugin_manager::add_plugin_option): New.
13369 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13370 * testsuite/Makefile.in: Regenerate.
13372 2008-12-05 Cary Coutant <ccoutant@google.com>
13374 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13375 Handle --strip-lto-sections option.
13376 * options.h (strip_lto_sections): New option.
13378 2008-12-01 Cary Coutant <ccoutant@google.com>
13380 * plugin.cc (ld_plugin_message): Change format parameter to const.
13381 Fix mismatch between new[] and delete.
13383 2008-11-14 Cary Coutant <ccoutant@google.com>
13385 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13388 2008-11-05 Craig Silverstein <csilvers@google.com>
13390 * options.cc (General_options::parse_dynamic_list): New function.
13391 * options.h (General_options): New flags dynamic_list,
13392 dynamic_list_data, dynamic_list_cpp_new, and
13393 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13394 (General_options::in_dynamic_list): New function.
13395 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13396 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13397 (Lex::can_continue_name): Likewise.
13399 (read_script_file): New parameter script_options.
13400 (read_dynamic_list): New function.
13401 (Script_options::define_dynamic_list): New function.
13402 (dynamic_list_keyword_parsecodes): New variable.
13403 (dynamic_list_keywords): New variable.
13404 * script.h (Script_options::define_dynamic_list): New function
13406 (read_dynamic_list): New function prototype.
13407 * symtab.cc (strprefix): New macro.
13408 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13409 dynamic_list_data, dynamic_list_cpp_new, and
13410 dynamic_list_cpp_typeinfo.
13411 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13412 (dynamic_list_expr): New rule.
13413 (dynamic_list_nodes): Likewise.
13414 (dynamic_list_node): Likewise.
13415 * testsuite/Makefile.am (dynamic_list): New test.
13416 * testsuite/Makefile.in: Regenerated.
13417 * testsuite/dynamic_list.t: New file.
13418 * testsuite/dynamic_list.sh: New file.
13420 2008-11-05 Craig Silverstein <csilvers@google.com>
13422 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13423 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13424 (t11_last): Likewise.
13425 * testsuite/ver_test_6.c (main): Likewise.
13427 2008-10-07 Cary Coutant <ccoutant@google.com>
13429 * options.c (General_options::finalize): Add check for -static and
13431 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13434 2008-10-02 Cary Coutant <ccoutant@google.com>
13436 * plugin.cc (make_sized_plugin_object): Fix conditional
13437 compilation to work when not all targets are enabled.
13439 2008-09-29 Cary Coutant <ccoutant@google.com>
13441 * archive.cc (Archive::get_file_and_offset): Use filename instead
13442 of name to get library path.
13443 (Archive::include_member): Unlock external member of a thin archive.
13445 * testsuite/Makefile.am (TEST_AR): New variable.
13446 (thin_archive_test_1): New test.
13447 (thin_archive_test_2): New test.
13448 * testsuite/Makefile.in: Regenerate.
13449 * testsuite/thin_archive_main.cc: New file.
13450 * testsuite/thin_archive_test_1.cc: New file.
13451 * testsuite/thin_archive_test_2.cc: New file.
13452 * testsuite/thin_archive_test_3.cc: New file.
13453 * testsuite/thin_archive_test_4.cc: New file.
13455 2008-09-29 Cary Coutant <ccoutant@google.com>
13457 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13458 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13460 (Sized_relobj::do_finalize_local_symbols): Likewise.
13461 (Sized_relobj::map_to_kept_section): Likewise.
13462 * object.h (Sized_relobj::invalid_address): New constant.
13463 (Sized_relobj::do_output_section_offset): Check for invalid_address
13465 * output.cc (Output_reloc::local_section_offset): Use constant
13466 invalid_address instead of -1U.
13467 (Output_reloc::get_address): Likewise.
13468 (Output_section::output_address): Change -1U to -1ULL.
13469 * output.h (Output_reloc::invalid_address): New constant.
13470 * reloc.cc (Sized_relobj::write_sections): Use constant
13471 invalid_address instead of -1U.
13472 (Sized_relobj::relocate_sections): Likewise.
13473 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13474 values for merge sections.
13475 * target-reloc.h (relocate_for_relocatable): Use constant
13476 invalid_address instead of -1U.
13478 2008-09-19 Cary Coutant <ccoutant@google.com>
13480 Add plugin functionality for link-time optimization (LTO).
13481 * configure.ac (plugins): Add --enable-plugins option.
13482 * configure: Regenerate.
13483 * config.in: Regenerate.
13484 * Makefile.am (LIBDL): New variable.
13485 (CCFILES): Add plugin.cc.
13486 (HFILES): Add plugin.h.
13487 (ldadd_var): Add LIBDL.
13488 * Makefile.in: Regenerate.
13490 * archive.cc: Include "plugin.h".
13491 (Archive::setup): Don't preread archive symbols when using a plugin.
13492 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13493 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13495 (Archive::include_member): Add symbols from plugin objects.
13496 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13497 * descriptors.cc (Descriptors::open): Check for file descriptors
13498 abandoned by plugins.
13499 (Descriptors::claim_for_plugin): New function.
13500 * descriptors.h (Descriptors::claim_for_plugin): New function.
13501 (Open_descriptor::is_claimed): New field.
13502 (claim_descriptor_for_plugin): New function.
13503 * fileread.cc (File_read::claim_for_plugin): New function.
13504 * fileread.h (File_read::claim_for_plugin): New function.
13505 (File_read::descriptor): New function.
13506 * gold.cc: Include "plugin.h".
13507 (queue_initial_tasks): Add task to call plugin hooks for generating
13509 * main.cc: Include "plugin.h".
13510 (main): Load plugin libraries.
13511 * object.h (Pluginobj): Declare.
13512 (Object::pluginobj): New function.
13513 (Object::do_pluginobj): New function.
13514 (Object::set_target): New function.
13515 * options.cc: Include "plugin.h".
13516 (General_options::parse_plugin): New function.
13517 (General_options::General_options): Initialize plugins_ field.
13518 (General_options::add_plugin): New function.
13519 * options.h (Plugin_manager): Declare.
13520 (General_options): Add --plugin option.
13521 (General_options::has_plugins): New function.
13522 (General_options::plugins): New function.
13523 (General_options::add_plugin): New function.
13524 (General_options::plugins_): New field.
13525 * plugin.cc: New file.
13526 * plugin.h: New file.
13527 * readsyms.cc: Include "plugin.h".
13528 (Read_symbols::do_read_symbols): Check for archive before checking
13529 for ELF file. Call plugin hooks to claim files.
13530 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13531 from a real object file; force override when processing replacement
13533 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13534 (Symbol::init_base_object): Likewise.
13535 (Symbol::init_base_output_data): Likewise.
13536 (Symbol::init_base_output_segment): Likewise.
13537 (Symbol::init_base_constant): Likewise.
13538 (Symbol::init_base_undefined): Likewise.
13539 (Symbol::output_section): Assert that object is not a plugin.
13540 (Symbol_table::add_from_pluginobj): New function.
13541 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13543 (Symbol_table::sized_write_globals): Likewise.
13544 (Symbol_table::add_from_pluginobj): Instantiate template.
13545 * symtab.h (Sized_pluginobj): Declare.
13546 (Symbol::in_real_elf): New function.
13547 (Symbol::set_in_real_elf): New function.
13548 (Symbol::in_real_elf_): New field.
13549 (Symbol_table::add_from_pluginobj): New function.
13551 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13552 (LIBDL): New variable.
13553 (LDADD): Add LIBDL.
13554 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13555 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13556 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13557 (MOSTLYCLEANFILES): Likewise.
13558 * testsuite/Makefile.in: Regenerate.
13559 * testsuite/plugin_test.c: New file.
13560 * testsuite/plugin_test_1.sh: New file.
13561 * testsuite/plugin_test_2.sh: New file.
13563 2008-09-16 Ian Lance Taylor <iant@google.com>
13565 * target-reloc.h (relocate_section): Check whether a symbol is
13566 defined by the ABI before reporting an undefined symbol error.
13567 * target.h (Target::is_defined_by_abi): Make parameter const.
13568 (Target::do_is_defined_by_abi): Likewise.
13569 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13570 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13571 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13572 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13573 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13574 * testsuite/Makefile.in: Rebuild.
13576 * fileread.cc (make_view): Add casts to avoid warning.
13578 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13580 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13581 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13583 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13585 * options.h (General_options::output_is_executable): New.
13586 (General_options::output_is_pie): New.
13587 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13588 for shared libraries.
13589 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13591 2008-09-11 Chris Demetriou <cgd@google.com>
13593 * options.h (origin): New -z option.
13594 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13595 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13598 2008-09-05 Cary Coutant <ccoutant@google.com>
13600 * fileread.cc (File_read::make_view): Add check for attempt to map
13601 beyond end of file.
13603 2008-09-05 Cary Coutant <ccoutant@google.com>
13605 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13606 explicit instantiations.
13608 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13611 * options.cc (General_options::finalize): Allow undefined symbols
13612 in shlibs if linking -shared.
13615 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13616 symbols as not needing a dynsym entry.
13618 2008-08-20 Craig Silverstein <csilvers@google.com>
13620 * fileread.cc (File_read::open): Do not lock the file unless it
13621 was successfully opened.
13623 2008-08-14 Cary Coutant <ccoutant@google.com>
13625 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13626 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13627 * testsuite/tls_test.cc (struct int128): 128-bit struct
13628 for testing TLS relocs with non-zero addend.
13629 (v12): New TLS variable.
13631 (t_last): Add check for v12.
13632 * testsuite/tls_test.h (t12): New function.
13633 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13635 2008-08-13 Ian Lance Taylor <iant@google.com>
13637 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13638 set tls_segment_ or relro_segment_.
13639 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13641 * output.h (Output_section::clear_is_relro): New function.
13642 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13643 sections specially even when output_data_ is empty.
13644 (Output_segment::maximum_alignment): When first section is relro,
13645 only force alignment for PT_LOAD segments.
13646 * script.cc (script_data_segment_align): New function.
13647 (script_data_segment_relro_end): New function.
13648 * script-c.h (script_data_segment_align): Declare.
13649 (script_data_segment_relro_end): Declare.
13650 * script-sections.h (class Script_sections): Declare
13651 data_segment_align and data_segment_relro_end. Add fields
13652 segment_align_index_ and saw_relro_end_.
13653 * script-sections.cc (class Sections_element): Add set_is_relro
13654 virtual function. Add new bool* parameter to place_orphan_here.
13655 Add get_output_section virtual function.
13656 (class Output_section_definition): Add set_is_relro. Add new
13657 bool* parameter to place_orphan_here. Add get_output_section.
13658 Add is_relro_ field.
13659 (Output_section_definition::Output_section_definition): Initialize
13660 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13661 and is_relro_ fields.
13662 (Output_section_definition::place_orphan_here): Add is_relro
13664 (Output_section_definition::set_section_addresses): Set relro for
13666 (Output_section_definition::alternate_constraint): Likewise.
13667 (class Orphan_output_section): Add new bool* parameter to
13668 place_orphan_here. Add get_output_section.
13669 (Orphan_output_section::place_orphan_here): Add is_relro
13671 (Script_sections::Script_sections): Initialize
13672 data_segment_align_index_ and saw_relro_end_.
13673 (Script_sections::data_segment_align): New function.
13674 (Script_sections::data_segment_relro_end): New function.
13675 (Script_sections::place_orphan): Set or clear is_relro.
13676 (Script_sections::set_section_addresses): Force alignment of first
13678 * yyscript.y (exp): Call script_data_segment_align and
13679 script_data_segment_relro_end.
13680 * testsuite/relro_script_test.t: New file.
13681 * testsuite/relro_test.cc (using_script): Declare.
13682 (t1, t2): Test using_script.
13683 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13684 (relro_script_test_SOURCES): Define.
13685 (relro_script_test_DEPENDENCIES): Define.
13686 (relro_script_test_LDFLAGS): Define.
13687 (relro_script_test_LDADD): Define.
13688 (relro_script_test.so): New target.
13689 * testsuite/Makefile.in: Rebuild.
13691 2008-08-06 Cary Coutant <ccoutant@google.com>
13693 * archive.cc (Archive::total_archives, Archive::total_members)
13694 (Archive::total_members_loaded): New variables.
13695 (Archive::setup): Add parameter. Add option to preread
13697 (Archive::read_armap): Add counter.
13698 (Archive::get_file_and_offset): New function.
13699 (Archive::get_elf_object_for_member): New function.
13700 (Archive::read_all_symbols): New function.
13701 (Archive::read_symbols): New function.
13702 (Archive::add_symbols): Add counters.
13703 (Archive::include_all_members): Use armap to find members if it's
13705 (Archive::include_member): Skip reading symbols if already read.
13706 Factored code into Archive::get_file_and_offset and
13707 Archive::get_elf_object_for_member. Changed call to
13708 Mapfile::report_include_archive_member.
13709 (Archive::print_stats): New function.
13710 * archive.h: Declare Object and Read_symbols_data classes.
13711 (Archive::Archive): Add initializers for new members.
13712 (Archive::setup): Add parameter.
13713 (Archive::print_stats): New function.
13714 (Archive::total_archives, Archive::total_members)
13715 (Archive::total_members_loaded): New variables.
13716 (Archive::get_file_and_offset): New function.
13717 (Archive::get_elf_object_for_member): New function.
13718 (Archive::read_all_symbols): New function.
13719 (Archive::read_symbols): New function.
13720 (Archive::Archive_member): New class.
13721 (Archive::members_): New member.
13722 (Archive::num_members_): New member.
13723 * main.cc: Include archive.h.
13724 (main): Call Archive::print_stats.
13725 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13726 archive parameter; member_name is now the fully-decorated name.
13727 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13728 * options.h: (General_options): Add --preread-archive-symbols option.
13729 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13732 2008-08-04 Ian Lance Taylor <iant@google.com>
13734 * symtab.h (Symbol::use_plt_offset): New function.
13735 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13736 * powerpc.cc (Relocate::relocate): Likewise.
13737 * sparc.cc (Relocate::relocate): Likewise.
13738 * x86_64.cc (Relocate::relocate): Likewise.
13739 * testsuite/weak_plt.sh: New test.
13740 * testsuite/weak_plt_main.cc: New test.
13741 * testsuite/weak_plt_shared.cc: New test.
13742 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13743 (check_PROGRAMS): Add weak_plt.
13744 (check_DATA): Add weak_plt_shared.so.
13745 (weak_plt_main_pic.o, weak_plt): New targets.
13746 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13747 * testsuite/Makefile.in: Rebuild.
13749 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13751 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13752 * testsuite/Makefile.in: Rebuild.
13754 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13756 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13757 * Makefile.in: Regenerate.
13758 * po/POTFILES.in: Regenerate.
13760 2008-07-29 Ian Lance Taylor <iant@google.com>
13762 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13763 symbols before other symbols.
13764 * testsuite/script_test_2.cc (test_addr): Declare.
13765 (test_addr_alias): Declare.
13766 (main): Check that test_addr and test_addr_alias have the right
13768 * testsuite/script_test_2.t: Define test_addr_alias and
13771 2008-07-24 Ian Lance Taylor <iant@google.com>
13774 * descriptors.cc: New file.
13775 * descriptors.h: New file.
13776 * gold-threads.h (class Hold_optional_lock): New class.
13777 * fileread.cc: Include "descriptors.h".
13778 (File_read::~File_read): Release descriptor rather than closing
13780 (File_read::open) [file]: Call open_descriptor rather than open.
13781 Set is_descriptor_opened_.
13782 (File_read::open) [memory]: Assert that descriptor is not open.
13783 (File_read::reopen_descriptor): New function.
13784 (File_read::release): Release descriptor.
13785 (File_read::do_read): Make non-const. Reopen descriptor.
13786 (File_read::read): Make non-const.
13787 (File_read::make_view): Reopen descriptor.
13788 (File_read::do_readv): Likewise.
13789 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13790 Update declarations.
13791 * layout.cc: Include "descriptors.h".
13792 (Layout::create_build_id): Use open_descriptor rather than open.
13793 * output.cc: Include "descriptors.h".
13794 (Output_file::open): Use open_descriptor rather than open.
13795 * archive.cc (Archive::const_iterator): Change Archive to be
13797 (Archive::begin, Archive::end): Make non-const.
13798 (Archive::count_members): Likewise.
13799 * archive.h (class Archive): Update declarations.
13800 * object.h (Object::read): Make non-const.
13801 * Makefile.am (CCFILES): Add descriptors.cc.
13802 (HFILES): Add descriptors.h.
13803 * Makefile.in: Rebuild.
13806 * gold.h: Always include <clocale>. Add Solaris workarounds
13807 following code in binutils/sysdep.h.
13810 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13811 this->eh_frame_hdr_ is NULL before using it.
13813 * dynobj.cc (Versions::Versions): Update comment.
13815 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13816 the base version name.
13818 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13819 array size plus one.
13820 (Stringpool_template::set_string_offsets): Subtract one from key
13821 before using it as an array index.
13822 (Stringpool_template::get_offset_with_length): Likewise.
13823 (Stringpool_template::write_to_buffer): Likewise.
13824 * stringpool.h (Stringpool_template::get_offset_from_key):
13827 2008-07-23 Ian Lance Taylor <iant@google.com>
13830 * object.h (Merged_symbol_value::value): Do our best to handle a
13834 * script.cc (Version_script_info::get_versions): Don't add empty
13835 version tag to return value.
13836 (Version_script_info::get_symbol_version_helper): Change return
13837 type to bool. Add pversion parameter. Change all callers.
13838 (script_register_vers_node): Don't require a non-NULL tag.
13839 * script.h (class Version_script_info): Update declarations.
13840 (Version_script_info::get_symbol_version): Change return type to
13841 bool. Add version parameter. Change all callers.
13842 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13843 handling. Handle an empty version from a version script.
13844 (Symbol_table::define_special_symbol): Likewise.
13845 * testsuite/ver_test_10.script: New file.
13846 * testsuite/ver_test_10.sh: New file.
13847 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13848 (check_DATA): Add ver_test_10.syms.
13849 (ver_test_10.syms, ver_test_10.so): New target.
13850 * testsuite/Makefile.in: Rebuild.
13852 2008-07-23 Simon Baldwin <simonb@google.com>
13854 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13855 to zero for undefined symbols from dynamic libraries.
13857 2008-07-23 Ian Lance Taylor <iant@google.com>
13859 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13860 Change all callers.
13861 * symtab.h (class Symbol_table): Update declaration.
13862 * testsuite/ver_test_9.cc: New file.
13863 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13864 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13865 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13866 (ver_test_9.so, ver_test_9.o): New targets.
13867 * testsuite/Makefile.in: Rebuild.
13869 2008-07-22 Ian Lance Taylor <iant@google.com>
13871 * options.h (class General_options): Define --check-sections.
13872 * layout.cc (Layout::set_segment_offsets): Handle
13875 * options.h (class General_options): Define -n/--nmagic and
13877 * options.cc (General_options::finalize): For -n/--nmagic or
13878 -N/--omagic, set -static.
13879 * layout.cc (Layout::attach_allocated_section_to_segment): If
13880 -N/--omagic, don't put read-only and read-write sections in
13881 different segments.
13882 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13883 finding a read-only segment.
13884 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13885 don't set the minimum segment alignment to the common page size,
13886 and don't set the file offset to the address modulo the page size.
13887 * script-sections.cc (Script_sections::create_segments): If
13888 -n/--omagic, don't put read-only and read-write sections in
13889 different segments.
13891 * cref.cc: New file.
13892 * cref.h: New file.
13893 * options.h (class General_options): Add --print-symbol-counts.
13894 * main.cc (main): Issue defined symbol report if requested.
13895 * archive.cc (Archive::interpret_header): Make into a const member
13897 (Archive::add_symbols): Call Input_objects::archive_start and
13899 (Archive::const_iterator): Define new class.
13900 (Archive::begin, Archive::end): New functions.
13901 (Archive::include_all_members): Rewrite to use iterator.
13902 (Archive::count_members): New function.
13903 * archive.h (class Archive): Update declarations.
13904 (Archive::filename): New function.
13905 * object.cc: Include "cref.h".
13906 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13907 (Sized_relobj::do_get_global_symbol_counts): New function.
13908 (Input_objects::add_object): Add object to cross-referencer.
13909 (Input_objects::archive_start): New function.
13910 (Input_objects::archive_stop): New function.
13911 (Input_objects::print_symbol_counts): New function.
13912 * object.h: Declare Cref and Archive.
13913 (Object::get_global_symbol_counts): New function.
13914 (Object::do_get_global_symbol_counts): New pure virtual function.
13915 (class Sized_relobj): Add defined_count_ field. Update
13917 (class Input_objects): Add cref_ field. Update constructor.
13918 Update declarations.
13919 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13921 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13923 (Sized_dynobj::do_get_global_symbol_counts): New function.
13924 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13925 defined_count_. Update declarations. Define Symbols typedef.
13926 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13927 parameter. Change all callers.
13928 (Symbol_table::add_from_dynobj): Add sympointers and defined
13929 parameters. Change all callers.
13930 * symtab.h (class Symbol_table): Update declarations.
13931 * Makefile.am (CCFILES): Add cref.cc.
13932 (HFILES): Add cref.h.
13933 * Makefile.in: Rebuild.
13935 2008-07-22 Simon Baldwin <simonb@google.com>
13937 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13938 to zero when writing undefined symbols.
13940 2008-07-22 Ian Lance Taylor <iant@google.com>
13942 * output.cc (Output_section::add_input_section): Don't try to
13943 merge empty merge sections.
13945 2008-07-21 Craig Silverstein <csilvers@google.com>
13947 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13948 Include symbol version in error message.
13950 2008-07-20 Chris Demetriou <cgd@google.com>
13952 * configure.ac (gold_cv_c_random_seed): New configured variable.
13953 (RANDOM_SEED_CFLAGS): New substituted variable.
13954 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13955 * configure: Rebuild.
13956 * Makefile.in: Likewise.
13957 * testsuite/Makefile.in: Likewise.
13959 2008-07-18 Ian Lance Taylor <iant@google.com>
13961 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13962 where we see NAME/NULL and NAME/VERSION as separate symbols.
13963 * testsuite/ver_test_main.cc (main): Call t4.
13964 (t4, t4_2a): Define.
13965 * testsuite/ver_test_2.cc (t4_2): Define.
13966 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13967 * testsuite/ver_test_4.cc (t4_2a): Define.
13968 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13969 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13971 2008-07-17 Ian Lance Taylor <iant@google.com>
13973 * dynobj.cc (Versions::add_def): If we give an error about a
13974 missing version, go ahead and create the version anyhow.
13976 2008-07-10 Ian Lance Taylor <iant@google.com>
13978 Handle output sections with more than 0x7fffffff bytes.
13979 * object.h (class Relobj): Change map_to_output_ to
13980 output_sections_, and just keep a section pointer. Change all
13981 uses. Move comdat group support to Sized_relobj.
13982 (Relobj::is_section_specially_mapped): Remove.
13983 (Relobj::output_section): Remove poff parameter. Change all
13985 (Relobj::output_section_offset): New function.
13986 (Relobj::set_section_offset): Rewrite.
13987 (Relobj::map_to_output): Remove.
13988 (Relobj::output_sections): New function.
13989 (Relobj::do_output_section_offset): New pure virtual function.
13990 (Relobj::do_set_section_offset): Likewise.
13991 (class Sized_relobj): Add section_offsets_ field. Add comdat
13992 group support from Relobj. Update declarations.
13993 (Sized_relobj::get_output_section_offset): New function.
13994 (Sized_relobj::do_output_section_offset): New function.
13995 (Sized_relobj::do_set_section_offset): New function.
13996 * object.cc (Relobj::output_section_address): Remove.
13997 (Sized_relobj::Sized_relobj): Initialize new fields.
13998 (Sized_relobj::include_section_group): Cast find_kept_object to
14000 (Sized_relobj::include_linkonce_section): Likewise.
14001 (Sized_relobj::do_layout): Use separate arrays for output section
14003 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14005 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14006 output_sections and section_offsets.
14007 (Sized_relobj::write_local_symbols): Likewise.
14008 (map_to_kept_section): Compute output address directly.
14009 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14010 output_sections and section_offsets.
14011 (Sized_relobj::write_sections): Likewise.
14012 (Sized_relobj::relocate_sections): Likewise.
14013 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14014 * output.h (class Output_reloc): Update declarations. Change
14015 u2_.relobj to Sized_relobj*.
14016 (class Output_data_reloc): Change add functions to use
14018 * output.cc (Output_reloc::Output_reloc): Change relobj to
14020 (Output_reloc::local_section_offset): Change return type to
14021 Elf_Addr. Use get_output_section_offset.
14022 (Output_reloc::get_address): Likewise.
14023 (Output_section::is_input_address_mapped): Don't call
14024 is_section_specially_mapped.
14025 (Output_section::output_offset): Likewise.
14026 (Output_section::output_address): Likewise.
14027 (Output_section::starting_output_address): Likewise.
14028 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14029 parameter to Sized_relobj*.
14030 (Copy_relocs::need_copy_reloc): Likewise.
14031 (Copy_relocs::save): Likewise.
14032 * copy-relocs.h (class Copy_relocs): Update declarations.
14033 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14034 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14035 * target-reloc.h (relocate_for_relocatable): Change
14036 offset_in_output_section type to Elf_Addr. Change code that uses
14038 * layout.cc (Layout::layout): Always set *off.
14039 * mapfile.cc (Mapfile::print_input_section): Use
14040 output_section_offset.
14041 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14043 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14044 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14045 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14047 2008-07-03 Ian Lance Taylor <iant@google.com>
14049 * layout.cc (Layout::include_section): Do not discard unrecognized
14050 SHT_STRTAB sections.
14052 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14054 * script.cc (Lex::can_continue_name): Make '?' allowable in
14055 version-script names.
14056 * testsuite/version_script.map: Change glob pattern to use '?'
14058 2008-06-30 Manish Singh <yosh@gimp.org>
14061 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14064 2008-06-30 Ian Lance Taylor <iant@google.com>
14068 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14069 versions]: Don't try to read the value in the contents, since we
14070 don't use it. Use the template endianness when writing.
14072 2008-06-25 Cary Coutant <ccoutant@google.com>
14074 * fileread.cc (File_read::make_view): Assert on zero-length view.
14075 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14076 symbol table when there are no symbols to read.
14078 2008-06-23 Craig Silverstein <csilvers@google.com>
14080 * version.cc (version_string): Bump to 1.7
14082 2008-06-18 Craig Silverstein <csilvers@google.com>
14084 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14085 constant 0xFFFF to type Valtype.
14086 (Powerpc_relocate_functions::rel16_ha): Likewise.
14088 2008-06-17 Ian Lance Taylor <iant@google.com>
14090 * output.h (Output_section::Input_section): Initialize p2align_ to
14091 zero for Output_section_data constructors.
14092 (Output_section::Input_section::addralign): If not an input
14093 section, return the alignment of the Output_section_data.
14094 * testsuite/copy_test.cc: New file.
14095 * testsuite/copy_test_1.cc: New file.
14096 * testsuite/copy_test_2.cc: New file.
14097 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14098 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14099 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14100 (copy_test_1_pic.o, copy_test_1.so): New targets.
14101 (copy_test_2_pic.o, copy_test_2.so): New targets.
14102 * testsuite/Makefile.in: Rebuild.
14104 * script-sections.cc (Script_sections::place_orphan): Initialize
14105 local variable exact.
14107 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14109 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14111 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14112 David S. Miller <davem@davemloft.net>
14114 * powerpc.cc: New file.
14115 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14116 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14117 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14118 * Makefile.in: Rebuild.
14120 2008-06-09 Ian Lance Taylor <iant@google.com>
14122 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14124 (throwing, orig_terminate): New static variables.
14125 (terminate_handler): New static function.
14126 (t2): Set terminate handler.
14128 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14131 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14134 2008-05-30 Cary Coutant <ccoutant@google.com>
14136 * archive.cc (Archive::include_all_members) Correct to step
14137 over symbol table and extended name table in thin archives.
14139 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14142 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14145 2008-05-28 Caleb Howe <cshowe@google.com>
14147 * reduced_debug_output.cc: New file.
14148 * reduced_debug_output.h: New file.
14149 * options.h (class General_options): Add --strip-debug-non-line.
14150 * options.cc (General_options::finalize): Add strip_debug_non_line
14151 to the strip heirarchy.
14152 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14154 * layout.cc: Include "reduced_debug_output.h".
14155 (Layout::Layout): Initialize new fields.
14156 (line_only_debug_sections): New static array.
14157 (is_lines_only_debug_sections): New static inline function.
14158 (Layout::include_section): Handle --strip-debug-non-line.
14159 (Layout::make_output_section): If --strip-debug-non-line, build
14160 new output sections for .debug_abbrev and .debug_info.
14161 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14162 gold. Warn about possible overflow.
14163 (read_signed_LEB_128): Likewise.
14164 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14165 (read_signed_LEB_128): Declare.
14166 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14167 (HFILES): Add reduced_debug_output.h.
14168 * Makefile.in: Rebuild.
14170 2008-05-21 Ian Lance Taylor <iant@google.com>
14172 * mapfile.cc: New file.
14173 * mapfile.h: New file.
14174 * options.h (class General_options): Add -M/--print-map and -Map.
14175 * options.cc (General_options::finalize): Make -M equivalent to
14177 * main.cc: Include <cstdio> and "mapfile.h".
14178 (main): Open mapfile if requested.
14179 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14180 constructor. Change caller.
14181 (queue_initial_tasks): Add mapfile parameter. Change caller.
14182 (queue_middle_tasks): Likewise.
14183 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14185 * archive.cc: Include "mapfile.h".
14186 (Archive::add_symbols): Add mapfile parameter. Change all
14187 callers. Pass mapfile, symbol, and reason to include_member.
14188 (Archive::include_all_members): Add mapfile parameter. Change all
14190 (Archive::include_member): Add mapfile, sym, and why parameters.
14191 Change all callers. Report inclusion to map file.
14192 * archive.h: Include "fileread.h".
14193 (class Archive): Update declarations.
14194 (Archive::file): New const method.
14195 (class Add_archive_symbols): Add mapfile_ field. Update
14196 constructor. Change all callers.
14197 * readsyms.h (class Read_symbols): Likewise.
14198 (class Finish_group): Likewise.
14199 (class Read_script): Likewise.
14200 * common.cc: Include "mapfile.h".
14201 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14203 (Symbol_table::do_allocate_commons): Likewise.
14204 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14205 symbol allocation to mapfile.
14206 * common.h (class Allocate_commons_task): Add mapfile_ field.
14207 Update constructor. Change all callers.
14208 * symtab.h (class Symbol_table): Update declarations.
14209 * layout.cc: Include "mapfile.h".
14210 (Layout_task_runner::run): Print information to mapfile.
14211 (Layout::create_gold_note): Change Output_data_fixed_space to
14212 Output_data_zero_fill.
14213 (Layout::create_build_id): Likewise.
14214 (Layout::print_to_mapfile): New function.
14215 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14216 constructor. Change caller.
14217 (class Layout): Declare print_to_mapfile.
14218 * output.cc (Output_section::Input_section::print_to_mapfile): New
14220 (Output_section::add_input_section): If producing a map, always
14221 add to input_sections_ list.
14222 (Output_section::do_print_to_mapfile): New function.
14223 (Output_segment::print_sections_to_mapfile): New function.
14224 (Output_segment::print_section_list_to_mapfile): New function.
14225 * output.h: Include "mapfile.h".
14226 (Output_data::print_to_mapfile): New function.
14227 (Output_data::do_print_to_mapfile): New virtual function.
14228 (Output_segment_headers::do_print_to_mapfile): New function.
14229 (Output_file_header::do_print_to_mapfile): New function.
14230 (Output_data_const::do_print_to_mapfile): New function.
14231 (class Output_data_const_buffer): Add map_name_ field. Update
14232 constructor. Change all callers. Add do_print_to_mapfile
14234 (class Output_data_fixed_space): Likewise.
14235 (class Output_data_space): Likewise.
14236 (class Output_data_zero_fill): New class.
14237 (Output_data_strtab::do_print_to_mapfile): New function.
14238 (Output_data_reloc_base::do_print_to_mapfile): New function.
14239 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14240 (Output_data_group::do_print_to_mapfile): New function.
14241 (Output_data_got::do_print_to_mapfile): New function.
14242 (Output_data_dynamic::do_print_to_mapfile): New function.
14243 (Output_symtab_xindex::do_print_to_mapfile): New function.
14244 (class Output_section): Declare do_print_to_mapflie. Declare
14245 print_to_mapfile in Input_section.
14246 (class Output_segment): Declare new functions.
14247 * object.h (Sized_relobj::symbol_count): New function.
14248 * script-sections.cc
14249 (Output_section_element_dot_assignment::set_section_addresses):
14250 Change Output_data_fixed_space to Output_data_zero_fill.
14251 (Output_data_expression::do_print_to_mapfile): New function.
14252 * script.cc (read_input_script): Add mapfile parameter. Change
14254 * script.h (read_input_script): Update declaration.
14255 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14256 (Eh_frame::do_print_to_mapfile): New function.
14257 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14258 (Output_merge_string::do_print_to_mapfile): New function.
14259 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14261 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14263 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14265 * Makefile.am (CCFILES): Add mapfile.cc.
14266 (HFILES): Add mapfile.h.
14267 * Makefile.in: Rebuild.
14269 2008-05-19 Ian Lance Taylor <iant@google.com>
14271 * options.h (class General_options): Add -z relro.
14272 * layout.cc (Layout::Layout): Initialize relro_segment_.
14273 (Layout::add_output_section_data): Return the output section.
14274 (Layout::make_output_section): Rcognize relro sections and mark
14275 them appropriately.
14276 (Layout::attach_allocated_section_to_segment): Put relro sections
14277 in a PT_GNU_RELRO segment.
14278 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14280 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14282 (Layout::linkonce_mapping): Map d.rel.ro.local to
14283 .data.rel.ro.local.
14284 (Layout::output_section_name): Us .data.rel.ro.local for any
14285 section which begins with that.
14286 * layout.h (class Layout): Update add_output_section_data
14287 declaration. Add relro_segment_ field.
14288 * output.cc (Output_section::Output_section): Initialize is_relro_
14289 and is_relro_local_ fields.
14290 (Output_segment::add_output_section): Group relro sections.
14291 (Output_segment::is_first_section_relro): New function.
14292 (Output_segment::maximum_alignment): If there is a relro section,
14293 align the segment to the common page size.
14294 (Output_segment::set_section_addresses): Track whether we are
14295 looking at relro sections. If the last section is a relro
14296 section, align to the common page size.
14297 (Output_segment::set_section_list_addresses): Add in_relro
14298 parameter. Change all callers. Align to the page size when
14299 moving from relro to non-relro section.
14300 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14302 * output.h (class Output_section): Add is_relro_ and
14303 is_relro_local_ fields.
14304 (Output_section::is_relro): New function.
14305 (Output_section::set_is_relro): New function.
14306 (Output_section::is_relro_local): New function.
14307 (Output_section::set_is_relro_local): New function.
14308 (class Output_segment): Update declarations.
14309 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14310 * sparc.cc (Target_sparc::got_section): Likewise.
14311 * x86_64.cc (Target_x86_64::got_section): Likewise.
14312 * testsuite/relro_test_main.cc: New file.
14313 * testsuite/relro_test.cc: New file.
14314 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14315 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14316 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14317 (relro_test.so, relro_test_pic.o): New targets.
14318 * testsuite/Makefile.in: Rebuild.
14320 2008-05-16 Ian Lance Taylor <iant@google.com>
14322 * output.cc (Output_segment::add_output_section): Remove front
14324 * output.h (class Output_segment): Remove
14325 add_initial_output_section and overloaded add_output_section.
14326 Update declaration of remaining add_output_section.
14327 * layout.cc (Layout::create_interp): Call add_output_section
14328 rather than add_initial_output_section.
14329 (Layout::finish_dynamic_section): Likewise.
14331 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14332 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14333 know the dynamic type.
14334 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14335 field. Initialize it in constructor.
14336 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14337 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14338 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14341 * output.cc (Output_reloc::get_address): Change return type to
14343 * output.h (class Output_reloc): Update get_address declaration.
14344 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14345 for section addresses.
14347 2008-05-09 Ian Lance Taylor <iant@google.com>
14350 * gold.cc (gold_nomem): Use return value of write.
14352 2008-05-08 Ian Lance Taylor <iant@google.com>
14354 * symtab.c (Symbol::init_base_output_data): Add version
14355 parameter. Change all callers.
14356 (Symbol::init_base_output_segment): Likewise.
14357 (Symbol::init_base_constant): Likewise.
14358 (Symbol::init_base_undefined): Likewise.
14359 (Sized_symbol::init_output_data): Likewise.
14360 (Sized_symbol::init_output_segment): Likewise.
14361 (Sized_symbol::init_constant): Likewise.
14362 (Sized_symbol::init_undefined): Likewise.
14363 (Symbol_table::do_define_in_output_data): If the new symbol has a
14364 version, mark it as the default.
14365 (Symbol_table::do_define_in_output_segment): Likewise.
14366 (Symbol_table::do_define_as_constant): Likewise.
14367 * symtab.h (class Symbol): Update declarations.
14368 (class Sized_symbol): Likewise.
14369 * resolve.cc (Symbol::override_version): New function.
14370 (Symbol::override_base): Call override_version.
14371 (Symbol::override_base_with_special): Likewise.
14372 * testsuite/ver_script_8.script: New file.
14373 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14374 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14375 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14376 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14378 2008-05-06 Ian Lance Taylor <iant@google.com>
14381 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14383 (class General_options): Remove existing --undefined, and add
14384 --no-undefined instead. Add new --undefined as synonym for -u.
14385 * archive.cc (Archive::add_symbols): Check whether symbol was
14387 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14388 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14389 all uses. Add IS_UNDEFINED. Update declarations to split
14390 different versions of init_base. Declare init_base_undefined.
14391 (Symbol::is_defined): Handle IS_UNDEFINED.
14392 (Symbol::is_undefined): Likewise.
14393 (Symbol::is_weak_undefined): Call is_undefined.
14394 (Symbol::is_absolute): Handle IS_CONSTANT.
14395 (class Sized_symbol): Update declarations to split different
14396 versions of init. Declare init_undefined.
14397 (class Symbol_table): Declare new functions.
14398 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14399 Change all callers.
14400 (Symbol::init_base_output_data): Likewise.
14401 (Symbol::init_base_output_segment): Likewise.
14402 (Symbol::init_base_constant): Likewise.
14403 (Symbol::init_base_undefined): New function.
14404 (Sized_symbol::init_object): Rename from init. Change all
14406 (Sized_symbol::init_output_data): Likewise.
14407 (Sized_symbol::init_output_segment): Likewise.
14408 (Sized_symbol::init_constant): Likewise.
14409 (Sized_symbol::init_undefined): New function.
14410 (Symbol_table::add_undefined_symbols_from_command_line): New
14412 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14414 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14415 (Symbol::output_section): Likewise.
14416 (Symbol::set_output_section): Likewise.
14417 (Symbol_table::sized_finalize_symbol): Likewise.
14418 (Symbol_table::sized_write_globals): Likewise.
14419 * resolve.cc (Symbol_table::should_override): Likewise.
14420 (Symbol::override_base_with_special): Likewise.
14422 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14423 symbol, change it to have default visibility.
14424 * testsuite/protected_1.cc: New file.
14425 * testsuite/protected_2.cc: New file.
14426 * testsuite/protected_3.cc: New file.
14427 * testsuite/protected_main_1.cc: New file.
14428 * testsuite/protected_main_2.cc: New file.
14429 * testsuite/protected_main_3.cc: New file.
14430 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14431 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14432 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14433 (protected_1.so): New target.
14434 (protected_1_pic.o, protected_2_pic.o): New targets.
14435 (protected_3_pic.o): New target.
14436 (check_PROGRAMS): Add protected_2.
14437 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14438 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14439 * testsuite/Makefile.in: Rebuild.
14441 * options.h (DEFINE_var): Add set_user_set_##varname__.
14442 (DEFINE_bool_alias): New macro.
14443 (class General_options): Define -Bstatic using DEFINE_bool_alias
14444 rather than DEFINE_special. Add --undefined as an alias for -z
14446 * options.cc (General_options::parse_Bstatic): Remove.
14448 * options.h (class General_options): Add --fatal-warnings.
14449 * main.cc (main): Implement --fatal-warnings.
14450 * errors.h (Errors::warning_count): New function.
14452 * options.h (class General_options): Add -Bsymbolic-functions.
14453 * symtab.h (Symbol::is_preemptible): Check for
14454 -Bsymbolic-functions.
14456 2008-05-05 Ian Lance Taylor <iant@google.com>
14458 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14459 as noVARNAME rather than no-VARNAME.
14460 (class General_options): Add option -z combreloc.
14461 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14463 (Output_reloc::sort_before) [SHT_REL]: New function.
14464 (Output_reloc::sort_before) [SHT_RELA]: New function.
14465 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14466 Sort_relocs_comparison.
14467 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14468 parameter. Change all callers.
14469 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14470 sort_relocs parameter. Change all callers.
14471 * output.cc (Output_reloc::get_address): New function, broken out
14473 (Output_reloc::write_rel): Call it.
14474 (Output_reloc::compare): New function.
14475 (Output_data_reloc_base::do_write): Optionally sort relocs.
14477 * configure.ac: If targ_extra_obj is set, link it in.
14478 * configure.tgt: Initialize all variables.
14479 (x86_64*): Set targ_extra_obj and targ_extra_size.
14480 * configure: Rebuild.
14482 * object.cc (Sized_relobj::include_section_group): Adjust section
14483 indexes read from group data. Build vector to pass to
14485 * layout.cc (Layout::layout_group): Add flags and shndxes
14486 parameters. Remove contents parameter. Change caller. Update
14487 explicit instantiations.
14488 * layout.h (class Layout): Update layout_group declaration.
14489 * output.cc (Output_data_group::Output_data_group): Add flags and
14490 input_shndxes parameters. Remove contents parameter. Change
14492 (Output_data_group::do_write): Change input_sections_ to
14494 * output.h (class Output_data_group): Update constructor
14495 declaration. Rename input_sections_ to input_shndxes_.
14496 * testsuite/many_sections_test.cc: Add template.
14498 2008-04-30 Cary Coutant <ccoutant@google.com>
14500 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14502 * layout.cc (Layout::include_section): Refactored check for debug
14504 (Layout::add_comdat): Add new parameters. Change type
14505 of signature parameter. Add object and shndx to signatures table.
14506 (Layout::find_kept_object): New function.
14507 * layout.h: Include <cstring>.
14508 (Layout::is_debug_info_section): New function.
14509 (Layout::add_comdat): Add new parameters.
14510 (Layout::find_kept_object): New function.
14511 (Layout::Kept_section): New struct.
14512 (Layout::Signatures): Change type of map range.
14513 * object.cc (Relobj::output_section_address): New function.
14514 (Sized_relobj::include_section_group): Add new parameters. Change
14515 calls to Layout::add_comdat. Change to build table of kept comdat
14516 groups and table mapping discarded sections to kept sections.
14517 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14518 (Sized_relobj::do_layout): Change calls to include_section_group and
14519 include_linkonce_section.
14520 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14521 value to zero when section is discarded.
14522 (Sized_relobj::map_to_kept_section): New function.
14523 * object.h (Relobj::output_section_address): New function.
14524 (Relobj::Comdat_group): New type.
14525 (Relobj::find_comdat_group): New function.
14526 (Relobj::Comdat_group_table): New type.
14527 (Relobj::Kept_comdat_section): New type.
14528 (Relobj::Kept_comdat_section_table): New type.
14529 (Relobj::add_comdat_group): New function.
14530 (Relobj::set_kept_comdat_section): New function.
14531 (Relobj::get_kept_comdat_section): New function.
14532 (Relobj::comdat_groups_): New field.
14533 (Relobj::kept_comdat_sections_): New field.
14534 (Symbol_value::input_value): Update comment.
14535 (Sized_relobj::map_to_kept_section) New function.
14536 (Sized_relobj::include_linkonce_section): Add new parameter.
14537 * target-reloc.h (Comdat_behavior): New type.
14538 (get_comdat_behavior): New function.
14539 (relocate_section): Add code to map a discarded section to the
14540 corresponding kept section when applying a relocation.
14542 2008-04-30 Craig Silverstein <csilvers@google.com>
14544 * dwarf_reader.cc (next_generation_count): New static var.
14545 (Addr2line_cache_entry): New struct.
14546 (addr2line_cache): New static var.
14547 (Dwarf_line_info::one_addr2line): Added caching.
14548 (Dwarf_line_info::clear_addr2line_cache): New function.
14549 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14550 cache-size parameter.
14551 (Dwarf_line_info::one_addr2line_cache): New function.
14552 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14553 new cache-size argument to one_addr2line(), and clear cache.
14555 2008-04-28 Cary Coutant <ccoutant@google.com>
14557 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14558 R_386_PC8 relocations.
14560 2008-04-23 Ian Lance Taylor <iant@google.com>
14562 * object.cc (Sized_relobj::include_section_group): Check for
14563 invalid section group.
14565 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14568 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14569 than read for file header.
14570 * archive.cc (Archive::include_member): Likewise.
14572 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14574 * aclocal.m4: Regenerate.
14575 * configure: Regenerate.
14577 2008-04-19 Ian Lance Taylor <iant@google.com>
14579 * version.cc (version_string): Bump to 1.6.
14581 * testsuite/Makefile.am (many_sections_r_test): New target.
14582 (many_sections_r_test_SOURCES): Remove.
14583 (many_sections_r_test_DEPENDENCIES): Remove.
14584 (many_sections_r_test_LDFLAGS): Remove.
14585 (many_sections_r_test_LDADD): Remove.
14587 * object.cc (Sized_relobj::do_add_symbols): Always pass
14588 local_symbol_count_ to add_from_relobj.
14590 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14591 every thousand variables.
14592 * testsuite/Makefile.in: Rebuild.
14594 * object.cc (Xindex::initialize_symtab_xindex): New function.
14595 (Xindex::read_symtab_xindex): New function.
14596 (Xindex::sym_xindex_to_shndx): New function.
14597 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14599 (Sized_relobj::do_initialize_xindex): New function.
14600 (Sized_relobj::do_read_symbols): Adjust section links.
14601 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14602 parameter. Change all callers.
14603 (Sized_relobj::include_section_group): Adjust section links and
14604 symbol section indexes.
14605 (Sized_relobj::do_layout): Adjust section links.
14606 (Sized_relobj::do_count_local_symbols): Adjust section links and
14607 symbol section indexes.
14608 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14609 ordinary and special symbols.
14610 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14611 dynsym_xindex parameters. Change all callers. Adjust section
14612 links. Use SHN_XINDEX when needed.
14613 (Sized_relobj::get_symbol_location_info): Adjust section links.
14614 Don't get fooled by special symbols.
14615 * object.h (class Xindex): Define.
14616 (class Object): Add xindex_ parameter. Declare virtual functoin
14617 do_initialize_xindex.
14618 (Object::adjust_sym_shndx): New function.
14619 (Object::set_xindex): New protected function.
14620 (class Symbol_value): Add is_ordinary_shndx_ field.
14621 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14622 (Symbol_value::value): Assert ordinary section.
14623 (Symbol_value::initialize_input_to_output_map): Likewise.
14624 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14625 Change all callers.
14626 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14628 (class Sized_relobj): Update declarations.
14629 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14630 parameter. Change all callers.
14631 (Sized_relobj::adjust_shndx): New function.
14632 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14634 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14635 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14636 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14637 (Sized_dynobj::read_dynsym_section): Adjust section links.
14638 (Sized_dynobj::read_dynamic): Likewise.
14639 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14641 (Sized_dynobj::do_initialize_xindex): New function.
14642 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14643 do_initialize_xindex.
14644 (Sized_dynobj::adjust_shndx): New function.
14645 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14646 dynsym_xindex_ fields.
14647 (Layout::finalize): Add a call to set_section_indexes before
14648 creating the symtab sections.
14649 (Layout::set_section_indexes): Don't do anything if the section
14650 already has a section index.
14651 (Layout::create_symtab_sections): Add shnum parameter. Change
14652 caller. Create .symtab_shndx section if needed.
14653 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14655 (Layout::allocated_output_section_count): New function.
14656 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14658 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14659 fields. Update declarations.
14660 (Layout::symtab_xindex): New function.
14661 (Layout::dynsym_xindex): New function.
14662 (class Write_symbols_task): Add layout_ field.
14663 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14665 * output.cc (Output_section_headers::Output_section_headers): Add
14666 shstrtab_section parameter. Change all callers.
14667 (Output_section_headers::do_sized_write): Store overflow values
14668 for section count and section string table section index in
14669 section header zero.
14670 (Output_file_header::do_sized_write): Check for overflow of
14671 section count and section string table section index.
14672 (Output_symtab_xindex::do_write): New function.
14673 (Output_symtab_xindex::endian_do_write): New function.
14674 * output.h (class Output_section_headers): Add shstrtab_section_.
14675 Update declarations.
14676 (class Output_symtab_xindex): Define.
14677 (Output_section::has_out_shndx): New function.
14678 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14680 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14681 Change all callers.
14682 (Sized_symbol::init): Likewise.
14683 (Symbol::output_section): Check for ordinary symbol.
14684 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14685 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14687 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14688 Change all callers. Simplify handling of symbols from sections
14689 not included in the link.
14690 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14692 (Weak_alias_sorter::operator()): Assert that symbols are
14694 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14696 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14697 parameters. Change all callers.
14698 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14699 symbol distinction. Use SHN_XINDEX when needed.
14700 (Symbol_table::write_section_symbol): Add symtab_xindex
14701 parameter. Change all callers.
14702 (Symbol_table::sized_write_section_symbol): Likewise. Use
14703 SHN_XINDEX when needed.
14704 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14706 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14707 (Symbol::is_defined): Check is_ordinary.
14708 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14709 (Symbol::is_absolute, Symbol::is_common): Likewise.
14710 (class Sized_symbol): Update declarations.
14711 (class Symbol_table): Update declarations.
14712 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14713 parameters. Change all callers.
14714 (Sized_symbol::override): Likewise.
14715 (Symbol_table::override): Likewise.
14716 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14717 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14718 is_ordinary, and orig_st_shndx parameters. Change all callers.
14719 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14720 to be in an ordinary section.
14721 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14722 object and is_ordinary parameters. Change all callers.
14723 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14724 Change all callers. Don't add undefined or non-ordinary symbols
14726 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14727 Change all callers.
14728 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14730 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14731 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14732 (Sized_relobj::relocate_sections): Likewise.
14733 * target-reloc.h (scan_relocs): Adjust section symbol index.
14734 (scan_relocatable_relocs): Likewise.
14735 * i386.cc (Scan::local): Check for ordinary symbols.
14736 * sparc.cc (Scan::local): Likewise.
14737 * x86_64.cc (Scan::local): Likewise.
14738 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14739 to symbol_section_and_value.
14740 * testsuite/many_sections_test.cc: New file.
14741 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14742 (check_PROGRAMS): Add many_sections_test.
14743 (many_sections_test_SOURCES): Define.
14744 (many_sections_test_DEPENDENCIES): Define.
14745 (many_sections_test_LDFLAGS): Define.
14746 (BUILT_SOURCES): Add many_sections_define.h.
14747 (many_sections_define.h): New target.
14748 (BUILT_SOURCES): Add many_sections_check.h.
14749 (many_sections_check.h): New target.
14750 (check_PROGRAMS): Add many_sections_r_test.
14751 (many_sections_r_test_SOURCES): Define.
14752 (many_sections_r_test_DEPENDENCIES): Define.
14753 (many_sections_r_test_LDFLAGS): Define.
14754 (many_sections_r_test_LDADD): Define.
14755 (many_sections_r_test.o): New target.
14756 * testsuite/Makefile.in: Rebuild.
14758 2008-04-17 Cary Coutant <ccoutant@google.com>
14760 * errors.cc (Errors::info): New function.
14761 (gold_info): New function.
14762 * errors.h (Errors::info): New function.
14763 * gold.h (gold_info): New function.
14764 * object.cc (Input_objects::add_object): Print trace output.
14765 * options.cc (options::parse_set): New function.
14766 (General_options::parse_wrap): Deleted.
14767 (General_options::General_options): Deleted initializer.
14768 * options.h (options::String_set): New typedef.
14769 (options::parse_set): New function.
14770 (DEFINE_set): New macro.
14771 (General_options::wrap): Changed to use DEFINE_set. Changed
14772 callers of any_wrap_symbols and is_wrap_symbol.
14773 (General_options::trace, General_options::trace_symbol):
14775 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14776 (General_options::wrap_symbols_): Deleted.
14777 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14779 2008-04-17 David S. Miller <davem@davemloft.net>
14781 * options.cc (General_options::parse_V): New function.
14782 * options.h: Add entries for -V and -Qy.
14784 2008-04-17 Ian Lance Taylor <iant@google.com>
14786 * common.cc (Symbol_table::allocate_commons): Remove options
14787 parameter. Change caller.
14788 (Symbol_table::do_allocate_commons): Remove options parameter.
14789 Change caller. Just call do_allocate_commons_list twice.
14790 (Symbol_table::do_allocate_commons_list): New function, broken out
14791 of do_allocate_commons.
14792 * common.h (class Allocate_commons_task): Remove options_ field.
14793 Update constructor.
14794 * symtab.cc (Symbol_table::Symbol_table): Initialize
14796 (Symbol_table::add_from_object): Put TLS common symbols on
14798 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14799 which are IN_OUTPUT_DATA.
14800 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14801 allocate_commons and do_allocate_commons declarations. Declare
14802 do_allocate_commons_list.
14803 * gold.cc (queue_middle_tasks): Update creation of
14804 Allocate_commons_task to not pass options.
14805 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14806 (TLS_TEST_C_FLAGS): New variable.
14807 (tls_test_c_pic.o): New target.
14808 (tls_test_shared.so): Link in tls_test_c_pic.o.
14809 (tls_test_c_pic_ie.o): New target.
14810 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14811 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14812 (tls_test_c.o): New target.
14813 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14814 (tls_pic_test_LDADD): Likewise.
14815 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14816 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14817 (tls_test_c_gnu2.o): New target.
14818 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14820 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14821 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14822 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14823 * testsuite/tls_test.cc: Include "config.h".
14824 (t_last): Call t11_last.
14825 * testsuite/tls_test.h (t11, t11_last): Declare.
14826 * testsuite/tls_test_c.c: New file.
14827 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14828 * configure.ac: Check for OpenMP support.
14829 * configure, config.in, Makefile.in: Rebuild.
14830 * testsuite/Makefile.in: Rebuild.
14832 2008-04-16 Cary Coutant <ccoutant@google.com>
14834 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14835 (Target_i386::tls_base_symbol_defined_): New field.
14836 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14837 (Target_i386::Scan::global): Likewise.
14838 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14839 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14840 (Target_x86_64::tls_base_symbol_defined_): New field.
14841 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14842 (Target_x86_64::Scan::global): Likewise.
14844 2008-04-16 Cary Coutant <ccoutant@google.com>
14846 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14847 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14848 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14849 building shared libraries.
14850 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14851 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14852 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14853 * testsuite/Makefile.in: Rebuild.
14854 * testsuite/weak_undef.h: New file.
14855 * testsuite/weak_undef_file1.cc: Add extra test cases.
14856 * testsuite/weak_undef_file2.cc: Likewise.
14857 * testsuite/weak_undef_test.cc: Likewise.
14859 2008-04-16 David S. Miller <davem@davemloft.net>
14861 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14862 Add issued_non_pic_error_ field. Declare check_non_pic.
14863 (Target_sparc::Scan::check_non_pic): New function.
14864 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14865 (Target_sparc::Scan::global): Likewise.
14867 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14868 * configure: Rebuild.
14870 * options.h (DEFINE_enable): New macro.
14871 (new_dtags): New enable option.
14872 (initfirst, interpose, loadfltr, nodefaultlib,
14873 nodelete, nodlopen, nodump): New -z options.
14874 * layout.cc (Layout:finish_dynamic_section): If new
14875 dtags enabled, emit DT_RUNPATH. Also, emit a
14876 DT_FLAGS_1 containing any specified -z flags.
14878 2008-04-16 Ian Lance Taylor <iant@google.com>
14880 * copy-relocs.cc: New file.
14881 * copy-relocs.h: New file.
14882 * reloc.cc: Remove Copy_relocs code.
14883 * reloc.h: Likewise.
14884 * reloc-types.h (struct Reloc_types) [both versions]: Add
14885 get_reloc_addend_noerror.
14886 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14887 variants of add_global which take an addend which must be zero.
14888 * i386.cc: Include "copy-relocs.h".
14889 (class Target_i386): Change type of copy_relocs_ to variable,
14890 update initializer.
14891 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14892 Change all callers.
14893 (Target_i386::do_finalize_sections): Change handling of
14895 * sparc.cc: Include "copy-relocs.h".
14896 (class Target_sparc): Change type of copy_relocs_ to variable,
14897 update initializer.
14898 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14899 Change all callers.
14900 (Target_sparc::do_finalize_sections): Change handling of
14902 * x86_64.cc: Include "copy-relocs.h".
14903 (class Target_x86_64): Change type of copy_relocs_ to variable,
14904 update initializer.
14905 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14906 class. Change all callers.
14907 (Target_x86_64::do_finalize_sections): Change handling of
14909 * Makefile.am (CCFILES): Add copy-relocs.cc.
14910 (HFILES): Add copy-relocs.h.
14912 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14914 * testsuite/script_test_4.sh: Permit leading zeroes.
14916 2008-04-15 Ian Lance Taylor <iant@google.com>
14918 * script-sections.cc (Script_sections::create_segments): Use
14919 header_size_adjustment even when there is enough room for the
14921 * testsuite/script_test_4.sh: New file.
14922 * testsuite/script_test_4.t: New file.
14923 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14924 (check_DATA): Add script_test_4.stdout.
14925 (MOSTLYCLEANFILES): Likewise.
14926 (script_test_4): New target.
14927 (script_test_4.stdout): New target.
14928 * testsuite/Makefile.in: Rebuild.
14930 * sparc.cc: Add definitions for Output_data_plt_sparc class
14933 2008-04-14 David S. Miller <davem@davemloft.net>
14935 * sparc.cc: New file.
14936 * Makefile.am (TARGETSOURCES): Add sparc.cc
14937 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14938 * configure.tgt: Document targ_extra_size and
14939 targ_extra_big_endian. Add entries for sparc-* and
14941 * configure.ac: Handle targ_extra_size and
14942 targ_extra_big_endian.
14943 * Makefile.in: Rebuild.
14944 * configure: Likewise.
14945 * po/POTFILES.in: Likewise.
14946 * po/gold.pot: Likewise.
14948 2008-04-14 Ian Lance Taylor <iant@google.com>
14950 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14951 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14952 in the name/type/flags to section mapping. Don't call
14953 allocate_output_section.
14954 (Layout::choose_output_section): Change parameter from adjust_name
14955 to is_input_section. Don't permit input sections after sections
14956 are attached to segments. Don't call allocate_output_section.
14957 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14958 not write_enable_output_section.
14959 (Layout::make_output_section): Don't push to
14960 unattached_section_list_ nor call attach_to_segment. Call
14961 attach_section_to_segment if sections are attached.
14962 (Layout::attach_sections_to_segments): New function.
14963 (Layout::attach_section_to_segment): New function.
14964 (Layout::attach_allocated_section_to_segment): Rename from
14965 attach_to_segment. Remove flags parameter.
14966 (Layout::allocate_output_section): Remove function.
14967 (Layout::write_enable_output_section): Remove function.
14968 * layout.h (class Layout): Update for above changes. Add new
14969 field sections_are_attached_.
14970 * output.h (Output_section::update_flags_for_input_section): New
14972 * output.cc (Output_section::add_input_section): Call
14973 update_flags_for_input_section.
14974 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14976 2008-04-11 Cary Coutant <ccoutant@google.com>
14978 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14979 thought unnecessary.
14980 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14982 2008-04-11 Ian Lance Taylor <iant@google.com>
14984 * output.h (class Output_section_data): Remove inline definition
14986 * output.cc (Output_section_data::set_addralign): New function.
14988 2008-04-11 Cary Coutant <ccoutant@google.com>
14990 Add support for TLS descriptors for i386 and x86_64.
14991 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14992 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14993 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14995 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14996 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14997 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14999 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15000 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15001 Fix problem with initial-exec relocations.
15002 (Target_i386::Relocate::relocate_tls): Likewise.
15003 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15005 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15006 support for section-plus-offset dynamic table entries.
15007 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15008 (Output_data_dynamic::Dynamic_entry): Add support for
15009 section-plus-offset dynamic table entries.
15010 (Output_data_dynamic::Classification): Likewise.
15011 (Output_data_dynamic::classification_): Renamed offset_.
15012 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15013 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15014 (Target_x86_64::make_plt_section): New function.
15015 (Target_x86_64::reserve_tlsdesc_entries): New function.
15016 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15017 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15018 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15019 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15020 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15021 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15022 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15023 add extra PLT entry for TLS descriptors.
15024 (Output_data_plt_x86_64::got_): New field.
15025 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15026 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15028 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15030 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15031 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15032 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15033 R_386_TLS_DESC_CALL relocations.
15034 (Target_x86_64::Scan::global): Likewise.
15035 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15036 for TLS descriptors.
15037 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15038 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15039 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15040 GD-to-IE relaxation.
15041 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15042 and TLS_DESCRIPTORS.
15043 * Makefile.in: Rebuild.
15044 * configure: Rebuild.
15045 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15046 (tls_test_shared2.so): New target.
15047 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15048 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15049 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15050 (tls_shared_gd_to_ie_test_LDADD): New variable.
15051 (tls_shared_gnu2_gd_to_ie_test): New target.
15052 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15054 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15055 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15056 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15057 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15058 (tls_shared_gnu2_test): New target.
15059 (tls_test_gnu2_shared.so): New target.
15060 (tls_shared_gnu2_test_SOURCES): New variable.
15061 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15062 (tls_shared_gnu2_test_LDFLAGS): New variable.
15063 (tls_shared_gnu2_test_LDADD): New variable.
15064 * testsuite/Makefile.in: Rebuild.
15065 * testsuite/Makefile.
15067 2008-04-11 Ian Lance Taylor <iant@google.com>
15069 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15071 * testsuite/Makefile.in: Rebuild.
15073 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15075 * testsuite/script_test_2.cc (main): Adjust test.
15077 2008-04-11 David S. Miller <davem@davemloft.net>
15078 Ian Lance Taylor <iant@google.com>
15080 * options.h (General_options): Add entries for '-Y' and
15082 * options.cc (General_options:finalize): If -Y was used, add those
15083 entries to the library path instead of the default "/lib" and
15086 2008-04-11 David S. Miller <davem@davemloft.net>
15088 * testsuite/justsyms.t: Start at 0x100.
15089 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15090 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15092 * testsuite/script_test_2.cc: Adjust string and section length
15095 2008-04-09 Ian Lance Taylor <iant@google.com>
15098 * script-sections.cc (Sections_element::allocate_to_segment): Add
15100 (Output_section_definition::allocate_to_segment): Likewise.
15101 (Orphan_output_section::allocate_to_segment): Likewise.
15102 (Script_sections::attach_sections_using_phdrs_clause): Don't
15103 propagate non-PT_LOAD segments to orphan sections.
15104 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15105 readelf rather than objdump.
15106 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15107 .interp section and PT_INTERP segment are the same size.
15108 * testsuite/Makefile.in: Rebuild.
15110 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15111 aliases for symbols defined in the same object.
15112 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15113 (weak_alias_test_SOURCES): New variable.
15114 (weak_alias_test_DEPENDENCIES): New variable.
15115 (weak_alias_test_LDFLAGS): New variable.
15116 (weak_alias_test_LDADD): New variable.
15117 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15118 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15119 (weak_alias_test_3.o): New target.
15120 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15121 * testsuite/weak_alias_test_main.cc: New file.
15122 * testsuite/weak_alias_test_1.cc: New file.
15123 * testsuite/weak_alias_test_2.cc: New file.
15124 * testsuite/weak_alias_test_3.cc: New file.
15126 2008-04-08 Ian Lance Taylor <iant@google.com>
15128 * options.h (class General_options): Add --noinhibit-exec option.
15129 * main.cc (main): Check --noinhibit-exec.
15131 * options.h (class General_options): Define --wrap as a special
15132 option. Add wrap_symbols_ field.
15133 (General_options::any_wrap_symbols): New function.
15134 (General_options::is_wrap_symbol): New function.
15135 * options.cc (General_options::parse_wrap): New function.
15136 (General_options::General_options): Initialize wrap_symbols_.
15137 * symtab.cc (Symbol_table::wrap_symbol): New function.
15138 (Symbol_table::add_from_object): Handle --wrap.
15139 * symtab.h (class Symbol_table): Declare wrap_symbol.
15140 * target.h (Target::wrap_char): New function.
15141 (Target::Target_info): Add wrap_char field.
15142 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15143 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15144 * testsuite/testfile.cc (Target_test::test_target_info):
15147 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15150 * layout.h (class Layout): Add added_eh_frame_data_ field.
15151 * layout.cc (Layout::Layout): Initialize new field.
15152 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15153 output section until we find a section we merged successfully.
15154 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15155 that the size be non-zero.
15157 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15160 2008-04-08 Craig Silverstein <csilvers@google.com>
15162 * configure.ac: Export new conditional variable HAVE_ZLIB.
15163 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15165 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15166 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15168 2008-04-07 Ian Lance Taylor <iant@google.com>
15170 * version.cc (version_string): Set to "1.5".
15172 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15173 Add issued_non_pic_error_ field. Declare check_non_pic.
15174 (Target_x86_64::Scan::check_non_pic): New function.
15175 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15176 (Target_x86_64::Scan::global): Likewise.
15178 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15179 addend parameter. Change caller. Handle merge sections.
15180 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15181 Address to Addend. Don't add in the result of
15182 local_section_offset, pass down the addend and use the returned
15184 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15185 Update declarations of local_section_offset and symbol_value.
15186 * testsuite/two_file_test_1.cc (t18): New function.
15187 * testsuite/two_file_test_2.cc (f18): New function.
15188 * testsuite/two_file_test_main.cc (main): Call t18.
15189 * testsuite/two_file_test.h (t18, f18): Declare.
15191 * configure.ac: Don't test for objdump, c++filt, or readelf.
15192 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15194 (TEST_READELF): New variable.
15195 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15196 (check_PROGRAMS): Add two_file_strip_test.
15197 (two_file_strip_test): New target.
15198 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15199 (two_file_same_shared_strip_test_SOURCES): New variable.
15200 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15201 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15202 (two_file_same_shared_strip_test_LDADD): New variable.
15203 (two_file_shared_strip.so): New target.
15204 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15205 (ver_test_5.syms, ver_test_7.syms): Likewise.
15206 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15207 (strip_test_3.stdout): Use TEST_OBJDUMP.
15208 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15210 2008-04-04 Cary Coutant <ccoutant@google.com>
15212 * symtab.h (Symbol::is_weak_undefined): New function.
15213 (Symbol::is_strong_undefined): New function.
15214 (Symbol::is_absolute): New function.
15215 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15216 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15218 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15219 (weak_undef_test): New target.
15220 * testsuite/Makefile.in: Rebuild.
15221 * testsuite/weak_undef_file1.cc: New file.
15222 * testsuite/weak_undef_file2.cc: New file.
15223 * testsuite/weak_undef_test.cc: New file.
15225 2008-04-03 Craig Silverstein <csilvers@google.com>
15227 * compressed_output.h (class Output_compressed_section): Use
15229 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15231 (zlib_compressed_suffix): Removed.
15232 (Output_compressed_section::set_final_data_size): Use unsigned
15234 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15235 Fix linker invocation.
15236 (flagstest_o_specialfile_and_compress_debug_sections):
15238 * testsuite/Makefile.in: Regenerated.
15240 2008-04-02 David S. Miller <davem@davemloft.net>
15242 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15243 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15245 2008-04-02 Craig Silverstein <csilvers@google.com>
15249 2008-04-02 Ian Lance Taylor <iant@google.com>
15251 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15252 parameters. Update for new key type to views_. Change all
15254 (File_read::read): Adjust for byteshift in returned view.
15255 (File_read::add_view): New function, broken out of
15256 find_and_make_view.
15257 (File_read::make_view): New function, broken out of
15258 find_and_make_view.
15259 (File_read::find_or_make_view): Add offset and aligned
15260 parameters. Rewrite accordingly. Change all callers.
15261 (File_read::get_view): Add offset and aligned parameters. Adjust
15262 for byteshift in return value.
15263 (File_read::get_lasting_view): Likewise.
15264 * fileread.h (class File_read): Update declarations.
15265 (class File_read::View): Add byteshift_ field. Add byteshift to
15266 constructor. Add byteshift method.
15267 * archive.h (Archive::clear_uncached_views): New function.
15268 (Archive::get_view): Add aligned parameter. Change all callers.
15269 * object.h (Object::get_view): Add aligned parameter. Change all
15271 (Object::get_lasting_view): Likewise.
15273 * fileread.cc (File_read::release): Don't call clear_views if
15274 there are multiple objects.
15275 * fileread.h (File_read::clear_uncached_views): New function.
15276 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15279 2008-03-31 Cary Coutant <ccoutant@google.com>
15281 Add thin archive support.
15282 * archive.cc (Archive::armagt): New const.
15283 (Archive::setup): Remove task parameter and calls to unlock.
15284 (Archive::unlock_nested_archives): New function.
15285 (Archive::read_header): Add nested_off parameter. Change
15287 (Archive::interpret_header): Likewise.
15288 (Archive::include_all_members): Change to handle thin
15290 (Archive::include_member): Likewise.
15291 * archive.h (Archive::Archive): Add new parameters and
15293 (Archive::armagt): New const.
15294 (Archive::setup): Remove task parameter.
15295 (Archive::unlock_nested_archives): New function.
15296 (Archive::read_header): Add nested_off parameter.
15297 (Archive::interpret_header): Likewise.
15298 (Archive::Nested_archive_table): New typedef.
15299 (Archive::is_thin_archive_): New field.
15300 (Archive::nested_archives_): New field.
15301 (Archive::options_): New field.
15302 (Archive::dirpath_): New field.
15303 (Archive::task_): New field.
15304 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15305 for thin archives. Pass additional parameters to
15306 Archive::Archive. Unlock the archive file after calling
15309 2008-03-29 Ian Lance Taylor <iant@google.com>
15311 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15312 version symbol to be local.
15313 * testsuite/ver_test_4.sh: New file.
15314 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15315 (check_DATA): Add ver_test_4.syms.
15316 (ver_test_4.syms): New target.
15317 * testsuite/Makefile.in: Rebuild.
15320 (Output_section::Input_section_sort_entry::has_priority): New
15322 (Output_section::Input_section_sort_entry::match_file_name): New
15324 (Output_section::Input_section_sort_entry::match_section_name):
15326 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15328 (Output_section::Input_section_sort_entry::match_section_file):
15330 (Output_section::Input_section_sort_compare::operator()): Rewrite
15331 using new Input_section_sort_entry functions. Sort crtbegin and
15332 crtend first. Sort sections with no priority before sections with
15334 * testsuite/initpri1.c (d3): Check j != 4.
15335 (cd5): New constructor/destructor function.
15336 (main): Check j != 2.
15338 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15339 new symbol when resolving, don't call set_is_default.
15340 * testsuite/ver_test_7.cc: New file.
15341 * testsuite/ver_test_7.sh: New file.
15342 * testsuite/Makefile.am (ver_test_7.so): New target.
15343 (ver_test_7.o): New target.
15344 (check_SCRIPTS): Add ver_test_7.sh.
15345 (check_DATA): Add ver_test_7.syms.
15346 (ver_test_7.syms): New target.
15348 2008-03-28 Ian Lance Taylor <iant@google.com>
15350 * layout.cc (Layout::layout): If we see an input section with a
15351 name that needs sorting, set the must_sort flag for the output
15353 (Layout::make_output_section): If the name of the output section
15354 indicates that it might require sorting, set the may_sort flag.
15355 * output.h (Output_section::may_sort_attached_input_sections): New
15357 (Output_section::set_may_sort_attached_input_sections): New
15359 (Output_section::must_sort_attached_input_sections): New
15361 (Output_section::set_must_sort_attached_input_sections): New
15363 (class Output_section): Declare Input_section_sort_entry. Define
15364 Input_section_sort_compare. Declare
15365 sort_attached_input_sections. Add new fields:
15366 may_sort_attached_input_sections_,
15367 must_sort_attached_input_sections_,
15368 attached_input_sections_are_sorted_.
15369 * output.cc (Output_section::Output_section): Initialize new
15371 (Output_section::add_input_section): Add an entry to
15372 input_sections_ if may_sort or must_sort are true.
15373 (Output_section::set_final_data_size): Call
15374 sort_attached_input_sections if necessary.
15375 (Output_section::Input_section_sort_entry): Define new class.
15376 (Output_section::Input_section_sort_compare::operator()): New
15378 (Output_section::sort_attached_input_sections): New function.
15379 * configure.ac: Check whether the compiler supports constructor
15380 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15381 * testsuite/initpri1.c: New file.
15382 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15383 CONSTRUCTOR_PRIORITY.
15384 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15385 (initpri1_LDFLAGS): New variable.
15386 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15388 2008-03-27 Ian Lance Taylor <iant@google.com>
15390 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15391 * testsuite/common_test_1.c: New file.
15392 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15393 (common_test_1_SOURCES): New variable.
15394 (common_test_1_DEPENDENCIES): New variable.
15395 (common_test_1_LDFLAGS): New variable.
15397 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15398 and commons_ correctly when NAME/VERSION does not override
15400 * testsuite/ver_test_6.c: New file.
15401 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15402 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15403 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15405 2008-03-26 Ian Lance Taylor <iant@google.com>
15407 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15408 of an undefined symbol from a version script.
15409 * testsuite/Makefile.am (ver_test_5.so): New target.
15410 (ver_test_5.o): New target.
15411 (check_SCRIPTS): Add ver_test_5.sh.
15412 (check_DATA): Add ver_test_5.syms.
15413 (ver_test_5.syms): New target.
15414 * testsuite/ver_test_5.cc: New file.
15415 * testsuite/ver_test_5.script: New file.
15416 * testsuite/ver_test_5.sh: New file.
15417 * Makefile.in, testsuite/Makefile.in: Rebuild.
15420 Fix problems building gold with gcc 4.3.0.
15421 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15422 (gold_error_at_location, gold_warning_at_location): Use it.
15423 * configure.ac: Check whether we can compile and use a template
15424 function with a printf attribute.
15425 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15426 when jumping over bytes.
15427 * object.cc: Instantiate Object::read_section_data.
15428 * debug.h: Include <cstring>
15429 * dwarf_reader.cc: Include <algorithm>
15430 * main.cc: Include <cstring>.
15431 * options.cc: Include <cstring>.
15432 * output.cc: Include <cstring>.
15433 * script.cc: Include <cstring>.
15434 * script.h: Include <string>.
15435 * symtab.cc: Include <cstring> and <algorithm>.
15436 * target-select.cc: Include <cstring>.
15437 * version.cc: Include <string>.
15438 * testsuite/testmain.cc: Include <cstdlib>.
15439 * configure, config.in: Rebuild.
15441 2008-03-25 Ian Lance Taylor <iant@google.com>
15443 * options.cc: Include "../bfd/bfdver.h".
15444 (options::help): Print bug reporting address.
15446 * version.cc (print_version): Adjust output for current value of
15447 BFD_VERSION_STRING.
15451 * options.cc (options::help): Print list of supported targets.
15452 * target-select.h: Include <vector>.
15453 (class Target_selector): Make machine_, size_, and is_big_endian_
15454 fields const. Add bfd_name_ and instantiated_target_ fields.
15455 (Target_selector::Target_selector): Add bfd_name parameter.
15456 (Target_selector::recognize): Make non-virtual, call
15458 (Target_selector::recognize_by_name): Make non-virtual, call
15459 do_recognize_by_name.
15460 (Target_selector::supported_names): New function.
15461 (Target_selector::bfd_name): New function.
15462 (Target_selector::do_instantiate_target): New pure virtual
15464 (Target_selector::do_recognize): New virtual function.
15465 (Target_selector::do_recognize_by_name): New virtual function.
15466 (Target_selector::instantiate_target): New private function.
15467 (supported_target_names): Declare.
15468 * target-select.cc (Target_selector::Target_selector): Update for
15469 new parameter and fields.
15470 (select_target_by_name): Check that the name matches before
15471 calling recognize_by_name.
15472 (supported_target_names): New function.
15473 * i386.cc (class Target_selector_i386): Update Target_selector
15474 constructor call. Remove recognize and recognize_by_name. Add
15475 do_instantiate_target.
15476 * x86_64.cc (class Target_selector_x86_64): Likewise.
15477 * testsuite/testfile.cc (class Target_selector_test): Update for
15478 changes to Target_selector.
15480 * README: Rewrite, with some notes on unsupported features.
15482 2008-03-24 Cary Coutant <ccoutant@google.com>
15484 * i386.cc (Target_i386::Got_type): New enum declaration.
15485 (Target_i386::Scan::local): Updated callers of Output_data_got
15487 (Target_i386::Scan::global): Likewise.
15488 (Target_i386::Relocate::relocate): Likewise.
15489 (Target_i386::Relocate::relocate_tls): Likewise.
15490 * object.h (Got_offset_list): New class.
15491 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15492 (Sized_relobj::local_got_offset): Likewise.
15493 (Sized_relobj::set_local_got_offset): Likewise.
15494 (Sized_relobj::local_has_tls_got_offset): Removed.
15495 (Sized_relobj::local_tls_got_offset): Removed.
15496 (Sized_relobj::set_local_tls_got_offset): Removed.
15497 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15498 * output.cc (Output_data_got::add_global): Added got_type parameter.
15499 (Output_data_got::add_global_with_rel): Likewise.
15500 (Output_data_got::add_global_with_rela): Likewise.
15501 (Output_data_got::add_global_pair_with_rel): New function.
15502 (Output_data_got::add_global_pair_with_rela): New function.
15503 (Output_data_got::add_local): Added got_type parameter.
15504 (Output_data_got::add_local_with_rel): Likewise.
15505 (Output_data_got::add_local_with_rela): Likewise.
15506 (Output_data_got::add_local_pair_with_rel): New function.
15507 (Output_data_got::add_local_pair_with_rela): New function.
15508 (Output_data_got::add_global_tls): Removed.
15509 (Output_data_got::add_global_tls_with_rel): Removed.
15510 (Output_data_got::add_global_tls_with_rela): Removed.
15511 (Output_data_got::add_local_tls): Removed.
15512 (Output_data_got::add_local_tls_with_rel): Removed.
15513 (Output_data_got::add_local_tls_with_rela): Removed.
15514 * output.h (Output_data_got::add_global): Added got_type parameter.
15515 (Output_data_got::add_global_with_rel): Likewise.
15516 (Output_data_got::add_global_with_rela): Likewise.
15517 (Output_data_got::add_global_pair_with_rel): New function.
15518 (Output_data_got::add_global_pair_with_rela): New function.
15519 (Output_data_got::add_local): Added got_type parameter.
15520 (Output_data_got::add_local_with_rel): Likewise.
15521 (Output_data_got::add_local_with_rela): Likewise.
15522 (Output_data_got::add_local_pair_with_rel): New function.
15523 (Output_data_got::add_local_pair_with_rela): New function.
15524 (Output_data_got::add_global_tls): Removed.
15525 (Output_data_got::add_global_tls_with_rel): Removed.
15526 (Output_data_got::add_global_tls_with_rela): Removed.
15527 (Output_data_got::add_local_tls): Removed.
15528 (Output_data_got::add_local_tls_with_rel): Removed.
15529 (Output_data_got::add_local_tls_with_rela): Removed.
15530 * resolve.cc (Symbol::override_base_with_special): Removed
15531 reference to has_got_offset_ field.
15532 * symtab.cc (Symbol::init_fields): Replaced initialization
15533 of got_offset_ with got_offsets_. Removed initialization
15535 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15536 (Symbol::got_offset): Likewise.
15537 (Symbol::set_got_offset): Likewise.
15538 (Symbol::has_tls_got_offset): Removed.
15539 (Symbol::tls_got_offset): Removed.
15540 (Symbol::set_tls_got_offset): Removed.
15541 (Symbol::got_offset_): Removed.
15542 (Symbol::tls_mod_got_offset_): Removed.
15543 (Symbol::tls_pair_got_offset_): Removed.
15544 (Symbol::got_offsets_): New field.
15545 (Symbol::has_got_offset): Removed.
15546 (Symbol::has_tls_mod_got_offset): Removed.
15547 (Symbol::has_tls_pair_got_offset): Removed.
15548 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15549 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15551 (Target_x86_64::Scan::global): Likewise.
15552 (Target_x86_64::Relocate::relocate): Likewise.
15553 (Target_x86_64::Relocate::relocate_tls): Likewise.
15555 2008-03-25 Ben Elliston <bje@au.ibm.com>
15557 * yyscript.y: Fix spelling error in comment.
15559 2008-03-24 Ian Lance Taylor <iant@google.com>
15561 * options.h (class General_options): Define build_id option.
15562 * layout.h (class Layout): Declare write_build_id, create_note,
15563 create_build_id. Add build_id_note_ member.
15564 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15565 "libiberty.h", "md5.h", "sha1.h".
15566 (Layout::Layout): Initialize eh_frame_data_,
15567 eh_frame_hdr_section_, and build_id_note_.
15568 (Layout::finalize): Call create_build_id.
15569 (Layout::create_note): New function, broken out of
15570 Layout::create_gold_note.
15571 (Layout::create_gold_note): Call create_note.
15572 (Layout::create_build_id): New function.
15573 (Layout::write_build_id): New function.
15574 (Close_task_runner::run): Call write_build_id.
15576 * x86_64.cc: Correct license to GPLv3.
15578 2008-03-23 Ian Lance Taylor <iant@google.com>
15580 * options.cc: Include "demangle.h".
15581 (parse_optional_string): New function.
15582 (parse_long_option): Handle takes_optional_argument.
15583 (parse_short_option): Update dash_z initializer. Handle
15584 takes_optional_argument.
15585 (General_options::General_options): Initialize do_demangle_.
15586 (General_options::finalize): Set do_demangle_. Handle demangling
15588 * options.h (parse_optional_string): Declare.
15589 (struct One_option): Add optional_arg field. Update constructor.
15590 Update call constructor calls. Add takes_optional_argument
15592 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15593 (DEFINE_optional_string): Define.
15594 (General_options::demangle): Change from DEFINE_bool to
15595 DEFINE_optional_string.
15596 (General_options::no_demangle): New function.
15597 (General_options::do_demangle): New function.
15598 (General_options::set_do_demangle): New function.
15599 (General_options::execstack_status_): Move definition to end of
15601 (General_options::static_): Likewise.
15602 (General_options::do_demangle_): New field.
15603 * object.cc (big_endian>::get_symbol_location_info): Call
15604 Options::do_demangle, not Options::demangle.
15605 * symtab.cc (demangle): Likewise.
15607 2008-03-22 Ian Lance Taylor <iant@google.com>
15609 * gold.h: Include <cstddef> and <sys/types.h>
15610 * options.h: Include <cstring>.
15612 2008-03-21 Ian Lance Taylor <iant@google.com>
15614 * Added source code to GNU binutils.
15616 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15618 Copying and distribution of this file, with or without modification,
15619 are permitted in any medium without royalty provided the copyright
15620 notice and this notice are preserved.
15626 version-control: never