1 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
3 * output.cc (Output_data_dynamic::Dynamic_entry::write):
4 Get the value of DYNAMIC_CUSTOM dynamic entry.
5 * output.h (Output_data_dynamic::add_custom): New function.
6 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
8 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
9 * target.h (Target::dynamic_tag_custom_value): New function.
10 (Target::do_dynamic_tag_custom_value): New function.
12 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
14 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
16 * target.h (Target::has_custom_set_dynsym_indexes): New function.
17 (Target::do_has_custom_set_dynsym_indexes): New function.
18 (Target::set_dynsym_indexes): New function.
19 (Target::do_set_dynsym_indexes): New function.
21 2014-03-07 Alan Modra <amodra@gmail.com>
23 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
24 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
25 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
26 (Powerpc_relocate_functions::has_overflow_bitfield,
27 overflowed): Use the above.
28 (Target_powerpc::Relocate::relocate): Correct overflow checking
29 for a number of relocations. Modify overflow test for 16-bit
30 fields in instructions to signed/unsigned according to whether
31 the field takes a signed or unsigned value.
33 2014-03-05 Alan Modra <amodra@gmail.com>
35 Update copyright years.
37 2014-03-05 Alan Modra <amodra@gmail.com>
39 * powerpc.cc (Target_powerpc::Scan::local, global): Support
41 (Target_powerpc::Relocate::relocate): Likewise.
43 2014-03-03 Alan Modra <amodra@gmail.com>
45 * dwp.cc (print_version): Update copyright year to current.
47 2014-02-10 Alan Modra <amodra@gmail.com>
49 * po/gold.pot: Regenerate.
51 2014-02-06 Cary Coutant <ccoutant@google.com>
53 Fix problem where -u is ignored when a weak undef is seen.
55 * archive.cc (Library_base::should_include_member): Reorder
56 code to check for -u option if a weak undef has already been seen.
57 * testsuite/Makefile.am (weak_undef_test_2): New test case.
58 * testsuite/Makefile.in: Regenerate.
59 * testsuite/weak_undef_file3.cc: New file.
60 * testsuite/weak_undef_file4.cc: New file.
61 * testsuite/weak_undef_test_2.cc: New file.
63 2014-02-05 Cary Coutant <ccoutant@google.com>
65 Fix issues with gold undefined symbol diagnostics.
68 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
70 * target-reloc.h (is_strong_undefined): New function.
71 (relocate_section): Move undef vtable symbol check from here.
72 Check for is_strong_undefined.
74 2014-02-05 Cary Coutant <ccoutant@google.com>
76 Fix problems with the --dynamic-list option.
79 * options.cc (General_options::parse_dynamic_list):
80 Set have_dynamic_list_.
81 (General_options::General_options): Initialize have_dynamic_list_.
82 (General_options::finalize): Turn off -Bsymbolic and
83 -Bsymbolic-functions if --dynamic-list provided.
84 * options.h (General_options::have_dynamic_list): New function.
85 (General_options::have_dynamic_list_): New data member.
86 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
90 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
91 in --dynamic-list, mark it.
93 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
94 (dynamic_list_2): New test case.
95 * testsuite/Makefile.in: Regenerate.
96 * testsuite/dynamic_list_2.cc: New file.
97 * testsuite/dynamic_list_2.t: New file.
98 * testsuite/dynamic_list_lib1.cc: New file.
99 * testsuite/dynamic_list_lib2.cc: New file.
100 * testsuite/gc_dynamic_list_test.c: New file.
101 * testsuite/gc_dynamic_list_test.sh: New file.
102 * testsuite/gc_dynamic_list_test.t: New file.
104 2014-01-28 Cary Coutant <ccoutant@google.com>
106 Add .gdb_index version 7 support.
108 * gold/dwarf_reader.cc: include <utility> (for make_pair).
109 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
111 (Dwarf_ranges_table::read_ranges_table): Likewise.
112 (Dwarf_pubnames_table::read_section): Check for GNU-style
113 sections, and for compressed debug sections.
114 (Dwarf_pubnames_table::read_header): Compute end address of table.
115 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
116 for end of list by offset, not by offset == 0.
117 (Dwarf_info_reader::do_read_string_table): Check for compressed
119 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
120 Initialize new data members.
121 (Dwarf_pubnames_table::next_name): return flag_byte.
122 (Dwarf_pubnames_table::end_of_table_): New data member.
123 (Dwarf_pubnames_table::is_gnu_style_): New data member.
124 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
125 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
126 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
127 read skeleton type unit DIEs.
128 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
129 (Gdb_index::do_write): Write flag_byte.
130 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
131 (Gdb_index::Cu_vector): Store flags along with cu indexes.
132 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
133 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
135 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
137 * version.cc (print_version): Update copyright year to 2014.
139 2013-12-19 Dimitry Andric <dimitry@andric.com>
141 * stringpool.cc (Stringpool_template::reserve): Add
142 HAVE_UNORDERED_MAP case.
143 * stringpool.cc (Stringpool_template::print_stats): Likewise.
145 2013-12-18 Cary Coutant <ccoutant@google.com>
147 * configure.ac: Check for <unordered_set> and <unordered_map>.
148 * config.in: Regenerate.
149 * configure: Regenerate.
150 * system.h: Use <unordered_set> and <unordered_map> if available.
152 2013-12-10 Roland McGrath <mcgrathr@google.com>
154 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
155 with $(INSTALL_PROGRAM_ENV).
156 * Makefile.in: Regenerate.
158 2013-11-22 Cary Coutant <ccoutant@google.com>
160 * configure.ac: Add check for which library is needed for
162 * configure: Regenerate.
164 2013-11-22 Cary Coutant <ccoutant@google.com>
166 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
168 * testsuite/Makefile.in: Regenerate.
170 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
172 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
173 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
174 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
175 (Target_x86_64<size>::Scan::local): Likewise.
176 (Target_x86_64<size>::Scan::global): Likewise.
177 (Target_x86_64<size>::Relocate::relocate): Likewise.
178 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
180 (Target_x86_64<size>::Scan::check_non_pic(): Handle
183 * testsuite/Makefile.am (check_PROGRAMS): Add
184 exception_x86_64_bnd_test.
185 (exception_x86_64_bnd_test_SOURCES): New macro.
186 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
187 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
188 (exception_x86_64_bnd_test_LDADD): Likewise.
189 (exception_x86_64_bnd_1.o): New rule.
190 (exception_x86_64_bnd_2.o): Likewise.
191 * testsuite/Makefile.in: Regenerated.
193 2013-11-15 Alan Modra <amodra@gmail.com>
195 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
197 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
198 Only call ppc64_local_entry_offset for 64-bit. Restrict
199 symval_for_branch lookup to ELFv1.
200 (Stub_table::add_plt_call_entry): Use unsigned int off.
201 (Output_data_glink::Address, invalid_address): New.
202 (Output_data_glink::add_eh_frame): Move out of line. Add
204 (Output_data_glink::add_global_entry, find_global_entry,
205 global_entry_address): New functions.
206 (Output_data_glink::global_entry_stubs_, end_branch_table_,
207 ge_size): New variables.
208 (Output_data_glink::set_final_data_size): Add global entry
210 (Output_data_glink::do_write): Write global entry stubs.
211 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
212 parameter. Return true for ELFv2. Adjust callers.
213 (Target_powerpc::Scan::local, global): Restrict opd lookup to
214 ELFv1. Similarly for ifunc and dynamic relocation processing
215 specific to ELFv1. Recognize that symbols are defined on
216 their plt entries for ELFv2.
217 (Target_powerpc::symval_for_branch): Assert if called for
219 (Target_powerpc::Relocate::relocate): Use global entry plt
220 stub for symbol value if such exists on ELFv2.
221 (Target_powerpc::Relocate::relocate): Don't call
222 symval_for_branch when ELFv2. Do adjust for local entry
224 (Target_powerpc::do_dynsym_value): Set symbols to global entry
226 (Target_powerpc::do_plt_address_for_global): Similarly.
228 2013-11-14 Cary Coutant <ccoutant@google.com>
230 Revert patch -- this did not fix the problem, and there is
233 2013-11-14 Cary Coutant <ccoutant@google.com>
236 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
237 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
238 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
239 updating fde_offsets_.
240 (Eh_frame_hdr::lock_): New data member.
242 2013-11-14 Cary Coutant <ccoutant@google.com>
244 * dwp.cc (Dwo_file_entry): New type.
245 (File_list): Use Dwo_file_entry.
246 (Dwo_file::verify): New function.
247 (Dwo_file::verify_dwo_list): New function.
248 (Dwo_file::sized_verify_dwo_list): New function.
249 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
251 (Dwp_options): New enum type.
252 (dwp_options): Add --verify-only.
255 * dwp.h (gold_info): Add declaration.
257 2013-11-14 Cary Coutant <ccoutant@google.com>
260 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
261 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
262 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
263 updating fde_offsets_.
264 (Eh_frame_hdr::lock_): New data member.
266 2013-11-06 Cary Coutant <ccoutant@google.com>
269 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
270 before reloc sections.
272 2013-11-04 Alan Modra <amodra@gmail.com>
274 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
275 (Symbol::needs_dynamic_reloc): Test new flag.
276 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
277 (Target_powerpc::Scan::get_reference_flags): Add target param.
278 Return FUNC_DESC_ABI for 64-bit ELFv1.
279 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
281 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
282 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
284 2013-10-31 Cary Coutant <ccoutant@google.com>
286 Restore support for dwp v2 DWARF package file format.
288 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
289 tu_length parameter. Adjust all callers.
290 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
291 * dwp.cc: Include dwarf.h.
292 (Section_bounds): New struct type.
293 (Unit_set): New struct type.
294 (Dwo_file::Dwo_file): Initialize new data member.
295 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
296 Combine and rename to...
297 (Dwo_file::read_unit_index): ...this.
298 (Dwo_file::sized_read_compunit_index)
299 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
300 (Dwo_file::sized_read_unit_index): ...this.
301 (Dwo_file::copy_section): Remove section_name, is_str_offsets
302 parameters; add section_id parameter.
303 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
304 (Dwo_file::add_unit_set): ...this.
305 (Dwo_file::shndx_map_): Remove.
306 (Dwo_file::sect_offsets_): New data member.
307 (Dwp_output_file::Dwp_output_file): Initialize new data members.
308 (Dwp_output_file::add_section): Rename to...
309 (Dwp_output_file::add_contribution): ...this.
310 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
311 (Dwp_output_file::add_tu_set): Likewise.
312 (Dwp_output_file::Contribution): New type.
313 (Dwp_output_file::Section::contributions): New data member.
314 (Dwp_output_file::Cu_or_tu_set): Remove.
315 (Dwp_output_file::Section::Section): New ctor.
316 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
317 (Dwp_output_file::Dwp_index::Section_table): New type.
318 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
319 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
321 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
322 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
323 (Dwp_output_file::Dwp_index::section_table): New member function.
324 (Dwp_output_file::Dwp_index::section_table_end): New member function.
325 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
326 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
327 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
328 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
329 (Dwp_output_file::Dwp_index::section_table_): New data member.
330 (Dwp_output_file::Dwp_index::section_mask_): New data member.
331 (Dwp_output_file::add_output_section): New member function.
332 (Dwp_output_file::write_new_section): New member function.
333 (Dwp_output_file::write_contributions): New member function.
334 (Dwp_output_file::section_id_map_): New data member.
335 (class Dwo_id_info_reader): Remove.
336 (class Unit_reader): New class.
337 (get_dwarf_section_name): New function.
338 (Dwo_file::read_executable): Adjust initializations of class data.
339 (Dwo_file::read): Add support for v2 package file format.
340 (Dwo_file::read_unit_index): Likewise.
341 (Dwo_file::sized_read_unit_index): Likewise.
342 (Dwo_file::copy_section): Likewise.
343 (Dwo_file::add_unit_set): Likewise.
344 (Dwp_output_file::add_output_section): Likewise.
345 (Dwp_output_file::add_contribution): Likewise.
346 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
348 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
350 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
352 (Dwp_output_file::initialize): Remove unused function.
353 (Dwp_output_file::finalize): Add support for v2 package file format.
354 (Dwp_output_file::write_index): Likewise.
355 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
358 2013-10-31 Cary Coutant <ccoutant@google.com>
360 * configure.ac: Fix check for -fmerge-constants.
361 * configure.ac: Regenerate.
363 2013-10-30 Roland McGrath <mcgrathr@google.com>
365 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
366 Correct 9-byte nop sequence to match what the assembler generates.
368 2013-10-30 Alan Modra <amodra@gmail.com>
370 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
371 ppc64_local_entry_offset, ppc64_local_entry_offset,
372 do_read_symbols): New functions.
373 (Powerpc_relobj::e_flags_, st_other_): New vars.
374 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
375 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
376 (Powerpc_relobj::e_flags_): New var.
377 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
378 and adjust for ELFv2.
379 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
380 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
381 (Powerpc_dynobj::do_find_special_sections): Likewise.
382 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
383 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
384 to ELFv2 local entry.
385 (Target_powerpc::do_relax): No thread safe barriers needed for
387 (Output_data_plt_powerpc::initial_plt_entry_size_,
388 plt_entry_size): Delete. Replace all uses with
389 first_plt_entry_offset() and plt_entry_size().
390 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
391 reserved_size parm. Update callers.
392 (Output_data_plt_powerpc::entry_count): Update.
393 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
394 and use Target_powerpc::first_plt_entry_offset().
395 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
396 rename to plt_entry_size.
397 (Output_data_plt_powerpc::add_ifunc_entry,
398 add_local_ifunc_entry): Adjust reloc for ELFv2.
399 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
400 (glink_eh_frame_fde_64v2): New.
401 (Stub_table::plt_call_size): Support ELFv2 sizing.
402 (Output_data_glink::add_eh_frame): Use the new FDE.
403 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
404 (Stub_table::do_write): Write ELFv2 stubs and glink.
405 (Target_powerpc::Relocate::relocate): Replaces nop after call
406 with ld 2,24(1) and adjust local offset destination for ELFv2.
408 2013-10-30 Alan Modra <amodra@gmail.com>
410 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
411 (Target_powerpc::Scan::global, local): Likewise.
412 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
413 on all ppc64 @h and @ha relocs.
415 2013-10-14 Alan Modra <amodra@gmail.com>
417 * output.h (Output_data_got::add_constant): Tidy.
418 (Output_data_got::add_constant_pair): New function.
419 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
420 methods used so as to first call reserve_ent().
422 2013-10-11 Roland McGrath <mcgrathr@google.com>
424 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
425 add_got_entry and add_got_entry_pair.
427 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
428 (HAVE_PUBNAMES): Likewise.
429 * configure: Regenerate.
431 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
432 * testsuite/Makefile.in: Regenerate.
434 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
435 Remove const from declaration.
436 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
437 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
438 * output.h (Output_file_header): Remove const from member target_
439 and corresponding constructor argument.
440 * output.cc (Output_file_header::Output_file_header): Update prototype.
441 (Output_file_header::do_sized_write): Use this->target_ in place
442 of parameters()->target().
444 * testsuite/undef_symbol.cc (Foo::get_a): New method.
446 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
447 * configure: Regenerate.
448 * Makefile.in: Regenerate.
449 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
450 * testsuite/merge_string_literals_2.c: Likewise.
451 * testsuite/Makefile.am
452 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
453 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
454 literal -fmerge-constants.
455 * testsuite/Makefile.in: Regenerate.
457 * i386.cc (Target_i386): Remove unused member dynbss_.
458 * arm.cc (Target_arm): Likewise.
459 * powerpc.cc (Target_powerpc): Likewise.
460 * sparc.cc (Target_sparc): Likewise.
461 * tilegx.cc (Target_tilegx): Likewise.
462 * x86_64.cc (Target_x86_64): Likewise.
463 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
464 type_signature_, type_offset_.
465 * plugin.h (Plugin_hook): Remove unused member layout_.
466 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
468 (Read_member): Remove unused members input_objects_, symtab_,
470 (Check_library): Remove unused member symtab_.
471 * archive.h (Lib_group): Remove unused member lib_.
472 * archive.cc (Lib_group::Lib_group): Update initializer.
473 * incremental.h (Incremental_binary): Remove unused member target_.
474 (Incremental_script_entry): Removed unused member script_.
475 * layout.h (Write_symbols_task): Remove unused member input_objects_.
476 * icf.h (Icf): Remove unused member num_tracked_relocs.
478 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
479 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
481 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
483 * archive.h: Use struct rather than class for forward declaration
484 of Read_symbols_data.
486 2013-10-07 Cary Coutant <ccoutant@google.com>
489 * testsuite/Makefile.am (icf_test): Fix dependencies.
490 (icf_safe_test): Likewise.
491 (icf_safe_so_test): Likewise.
492 (large_symbol_alignment): Add empty _LDADD rule.
493 * testsuite/Makefile.in: Regenerate.
495 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
498 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
499 relocation for R_X86_64_32 on x32.
501 2013-08-27 Roland McGrath <mcgrathr@google.com>
503 * output.cc (Output_segment::set_section_addresses): Take new
504 Target* argument. If target->isolate_execinstr() and the segment
505 is executable and starts at a target->abi_pagesize() boundary,
506 pad its end out to a target->abi_pagesize() boundary with code fill.
507 * output.h (Output_segment::set_section_addresses): Update decl.
508 * layout.h (Layout::check_output_data_for_reset_values): Take new
509 argument RELAX_OUTPUTS.
510 (Layout): New member relax_output_list_.
511 (Layout::add_relax_output): New method.
512 * layout.cc (Layout::Layout): Update constructor.
513 (Layout::reset_relax_output): New method.
514 (Layout::clean_up_after_relaxation): Call it.
515 (Layout::prepare_for_relaxation): Update caller.
516 (Layout::set_segment_offsets): Update callers of set_section_addresses.
517 Call reset_relax_output before re-processing segments for
518 isolate_execinstr case.
519 (Layout::write_data): Handle relax_output_list_.
520 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
521 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
523 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
526 * object.h: Fix typos.
528 2013-08-16 Roland McGrath <mcgrathr@google.com>
530 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
531 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
533 2013-08-07 Cary Coutant <ccoutant@google.com>
535 Revert support for v2 DWP files:
537 2013-03-01 Cary Coutant <ccoutant@google.com>
539 Add dwp support for v2 DWARF package file format.
540 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
541 tu_length parameter. Adjust all callers.
542 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
543 * dwp.cc: Include dwarf.h.
544 (Section_bounds): New struct type.
545 (Unit_set): New struct type.
546 (Dwo_file::Dwo_file): Initialize new data member.
547 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
548 Combine and rename to...
549 (Dwo_file::read_unit_index): ...this.
550 (Dwo_file::sized_read_compunit_index)
551 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
552 (Dwo_file::sized_read_unit_index): ...this.
553 (Dwo_file::copy_section): Remove section_name, is_str_offsets
554 parameters; add section_id parameter.
555 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
556 (Dwo_file::add_unit_set): ...this.
557 (Dwo_file::shndx_map_): Remove.
558 (Dwo_file::sect_offsets_): New data member.
559 (Dwp_output_file::Dwp_output_file): Initialize new data members.
560 (Dwp_output_file::add_section): Rename to...
561 (Dwp_output_file::add_contribution): ...this.
562 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
563 (Dwp_output_file::add_tu_set): Likewise.
564 (Dwp_output_file::Contribution): New type.
565 (Dwp_output_file::Section::contributions): New data member.
566 (Dwp_output_file::Cu_or_tu_set): Remove.
567 (Dwp_output_file::Section::Section): New ctor.
568 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
569 (Dwp_output_file::Dwp_index::Section_table): New type.
570 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
571 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
573 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
574 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
575 (Dwp_output_file::Dwp_index::section_table): New member function.
576 (Dwp_output_file::Dwp_index::section_table_end): New member function.
577 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
578 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
579 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
580 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
581 (Dwp_output_file::Dwp_index::section_table_): New data member.
582 (Dwp_output_file::Dwp_index::section_mask_): New data member.
583 (Dwp_output_file::add_output_section): New member function.
584 (Dwp_output_file::write_new_section): New member function.
585 (Dwp_output_file::write_contributions): New member function.
586 (Dwp_output_file::section_id_map_): New data member.
587 (class Dwo_id_info_reader): Remove.
588 (class Unit_reader): New class.
589 (get_dwarf_section_name): New function.
590 (Dwo_file::read_executable): Adjust initializations of class data.
591 (Dwo_file::read): Add support for v2 package file format.
592 (Dwo_file::read_unit_index): Likewise.
593 (Dwo_file::sized_read_unit_index): Likewise.
594 (Dwo_file::copy_section): Likewise.
595 (Dwo_file::add_unit_set): Likewise.
596 (Dwp_output_file::add_output_section): Likewise.
597 (Dwp_output_file::add_contribution): Likewise.
598 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
600 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
602 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
604 (Dwp_output_file::initialize): Remove unused function.
605 (Dwp_output_file::finalize): Add support for v2 package file format.
606 (Dwp_output_file::write_index): Likewise.
607 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
610 2013-07-31 Cary Coutant <ccoutant@google.com>
612 * object.cc (Sized_relobj::do_output_section_address): New function.
613 (Sized_relobj): Instantiate explicitly.
614 * object.h (Object::output_section_address): New function.
615 (Object::do_output_section_address): New function.
616 (Sized_relobj::do_output_section_address): New function.
617 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
619 2013-07-30 Cary Coutant <ccoutant@google.com>
620 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
622 * parameters.cc (Parameters::entry): Return target-specific entry
624 * target.h (Target::entry_symbol_name): New function.
625 (Target_info::entry_symbol_name): New data member.
627 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
628 * i386.cc (Target_i386::i386_info): Likewise.
629 (Target_i386_nacl::i386_nacl_info): Likewise.
630 * sparc.cc (Target_sparc::sparc_info): Likewise.
631 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
632 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
633 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
634 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
636 2013-07-22 Sterling Augustine <saugustine@google.com>
638 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
639 Convert parameter shndx to local variable. Add parameters symtab
640 and symtab_size. Scan over section names. Find relocation
641 section corresponding to current section. Create and initialize
642 reloc_mapper_ and reloc_type_.
643 (Dwarf_pubnames_table::read_header): Add assertion. Change
644 unit_length to off_t. Initialize member unit_length_. Fill in field
646 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
647 Initialize new fields unit_length_ and cu_offset_.
648 (Dwarf_pubnames_table::read_section): Update prototype.
649 (Dwarf_pubnames_table::cu_offset): New member function.
650 (Dwarf_pubnames_table::subsection_size): Likewise.
651 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
653 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
654 member functions public.
655 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
656 Update comment. Rework logic. Move repeated parts to...
657 (Gdb_index_info_reader::read_pubtable): ...here. New function.
658 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
659 pubtypes_table_, and stmt_list_offset.
660 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
661 Gdb_index::find_pubtype_offset,
662 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
663 (Gdb_index::pubnames_read): Update prototype and rework logic.
664 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
666 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
667 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
668 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
669 Gdb_index::map_pubtable_to_dies):
671 (Gdb_index::pubnames_read): Update declaration.
672 (Gdb_index::Pubname_offset_map): New type.
673 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
674 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
675 Gdb_index::stmt_list_offset): Declare.
676 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
677 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
678 Gdb_index::pubtypes_offset_): Remove.
680 2013-07-19 Roland McGrath <mcgrathr@google.com>
682 * options.h (General_options): Add -Trodata-segment option.
683 * parameters.cc (Parameters::check_rodata_segment): New function.
684 (Parameters::set_target_once): Call it.
685 * parameters.h (Parameters): Declare it (private member function).
686 * layout.cc (load_seg_unusable_for_headers): New function, broken
687 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
688 then validate rodata segment rather than text segment.
689 (relaxation_loop_body): Call that.
690 (is_text_segment): New function. Don't admit a non-executable
691 segment if TARGET->isolate_execinstr().
692 (set_segment_offsets): Call it. Honor -Trodata-segment option.
694 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
697 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
698 * nacl.h (Sniff_file::View::View): Request aligned view.
700 2013-07-11 Cary Coutant <ccoutant@google.com>
702 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
703 correct BRLT entry size.
705 2013-07-03 Alan Modra <amodra@gmail.com>
707 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
710 2013-07-01 Cary Coutant <ccoutant@google.com>
712 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
714 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
715 (Dwarf_ranges_table::lookup_reloc): New function.
716 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
718 (Dwarf_ranges_table::lookup_reloc): New function.
719 (Dwarf_ranges_table::reloc_type_): New data member.
721 2013-06-27 Jing Yu <jingyu@google.com>
724 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
726 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
727 (Target_powerpc::do_relax): Call the above.
729 2013-06-27 Cary Coutant <ccoutant@google.com>
731 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
732 on garbage collected .opd section.
734 2013-06-27 Alan Modra <amodra@gmail.com>
736 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
738 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
739 (Target_powerpc::do_function_location): Likewise for loc->shndx.
741 2013-06-14 Cary Coutant <ccoutant@google.com>
743 * resolve.cc (Symbol::override_base): Don't override st_type
744 from plugin placeholder symbols.
745 (Symbol_table::resolve): Likewise.
746 (Symbol_table::should_override): Don't complain about TLS mismatch
747 if the TO symbol is a plugin placeholder.
748 * testsuite/Makefile.am (plugin_test_tls): New test.
749 * testsuite/Makefile.in: Regenerate.
750 * testsuite/plugin_test_tls.sh: New test script.
751 * testsuite/two_file_test_2_tls.cc: New test source.
752 * testsuite/two_file_test_tls.cc: New test source.
754 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
756 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
757 the maximum segment alignment is larger than the page size.
758 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
759 correctly aligns the symbols with large alignemnt.
760 * testsuite/Makefile.in: Regenerate.
761 * testsuite/large_symbol_alignment.cc: New file.
763 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
764 Sriraman Tallam <tmsriram@google.com>
766 * options.h (sort_section): New option.
767 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
768 Rename from Input_section_sort_section_name_special_ordering_compare.
769 (Input_section_sort_section_name_compare): New struct.
770 * output.cc (Output_section::Input_section_sort_section_name_compare::
771 operator()): New function.
772 (Output_section::sort_attached_input_sections): Use new sort function
773 for .text if --sort-section=name is specified.
774 * layout.cc (Layout::make_output_section):
775 Add sorting by name when --sort-section=name is specified.
776 * testsuite/Makefile.am (text_section_grouping): Test option
778 * testsuite/Makefile.in: Regenerate.
779 * testsuite/section_sorting_name.cc: New file.
780 * testsuite/section_sorting_name.sh: New file.
782 2013-05-21 Cary Coutant <ccoutant@google.com>
784 * symtab.h (Symbol::is_cxx_vtable): New function.
785 * target-reloc.h (relocate_section): Check for vtable symbol.
786 * testsuite/Makefile.am (missing_key_func.sh): New test case.
787 * testsuite/Makefile.in: Regenerate.
788 * testsuite/missing_key_func.cc: New test source.
789 * testsuite/missing_key_func.sh: New test script.
791 2013-05-21 Cary Coutant <ccoutant@google.com>
793 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
794 type of enclosing symbol.
795 (Relocate_info::location): Check symbol type when describing symbol.
796 * object.h (Symbol_location_info): Remove unused line_number;
797 add enclosing_symbol_type.
798 * testsuite/debug_msg.sh: Adjust expected output.
800 2013-05-13 Cary Coutant <ccoutant@google.com>
802 * configure.ac: Export DEFAULT_TARGET.
803 * configure: Regenerate.
804 * Makefile.in: Regenerate.
805 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
806 * testsuite/Makefile.in: Regenerate.
807 * testsuite/debug_msg.sh: Delete duplicate tests.
808 Don't check undef_int error message match for powerpc where the
809 source file and line number aren't available.
811 2013-05-10 Roland McGrath <mcgrathr@google.com>
813 * options.h (General_options): Add --rosegment-gap option.
814 * options.cc (finalize): --rosegment-gap implies --rosegment.
815 * layout.cc (set_segment_offsets): Let user option override
816 target->rosegment_gap().
818 2013-05-10 Roland McGrath <mcgrathr@google.com>
820 * options.h (General_options): Remove leading space from help
821 messages for -nostdlib and --rosegment.
823 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
826 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
828 2013-05-03 Alan Modra <amodra@gmail.com>
830 * merge.cc (Output_merge_string::do_add_input_section): Correct
831 scan for number of strings. Rename vars to avoid shadowing.
832 Include missing terminator in input_size_.
834 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
836 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
837 Restore empty string handling.
839 2013-05-01 Cary Coutant <ccoutant@google.com>
841 * stringpool.cc (Stringpool_template::new_key_offset): Fix
842 uninitialized warning.
844 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
846 * output.cc (Output_section::add_merge_input_section): Allow
847 to merge sections if the alignment is more than character size.
848 * merge.h (Output_merge_string::Output_merge_string): Remove
850 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
851 only not-null strings. Check the alignment of strings.
853 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
854 alignment as the argument.
855 (Stringpool_template<Stringpool_char>::addralign_): New class member.
856 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
857 Align non-zero length strings according to the addralign_.
858 (Stringpool_template<Stringpool_char>::set_string_offsets):
859 Updating offsets according to the given alignment.
860 * testsuite/Makefile.am (text_section_grouping): Test if string
861 literals are getting merged.
862 * testsuite/Makefile.in: Regenerate.
863 * testsuite/merge_string_literals_1.c: New file.
864 * testsuite/merge_string_literals_2.c: Ditto.
865 * testsuite/merge_string_literals.sh: Ditto.
867 2013-04-26 Ian Lance Taylor <iant@google.com>
869 * target-reloc.h (relocate_section): If the reloc offset is out of
870 range, pass VIEW as NULL to relocate.relocate.
871 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
872 * i386.cc (Target_i386::Relocate::relocate): Likewise.
873 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
874 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
875 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
876 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
878 2013-04-26 Geoff Pike <gpike@chromium.org>
880 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
881 * layout.cc (Hash_task): New class.
882 (Layout::queue_build_id_tasks): New function.
883 (Layout::write_build_id): Handle single-thread portion of build ID
884 computation. (In some cases, all of it is single-threaded.) Replace
885 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
886 functionality in fewer lines of code.
887 * layout.h (Layout::queue_build_id_tasks): New function declaration.
888 * options.h (General_options): make "--build-id" default to tree
889 rather than sha1. Add two new options related to --build-id=tree:
890 --build-id-chunk-size-for-treehash and
891 --build-id-min-file-size-for-treehash.
892 * Makefile.am: add testing of --build-id=tree and related new options
893 (these tests will be invoked by "make check").
894 * Makefile.in: Regenerate.
896 2013-04-25 Alan Modra <amodra@gmail.com>
898 * configure.tgt: Add powerpcle and powerpc64le.
900 2013-04-22 Alan Modra <amodra@gmail.com>
903 * layout.cc (Layout::segment_precedes): Allow more than one
904 segment with the same type and flags.
906 2013-04-15 Cary Coutant <ccoutant@google.com>
908 * layout.cc (Layout::set_relocatable_section_offsets): Don't
909 allocate space in file for BSS sections.
911 2013-04-15 Cary Coutant <ccoutant@google.com>
913 * script-sections.cc (Orphan_output_section): Reset address
914 to zero after each orphaned section for relocatable links.
916 2013-04-15 Cary Coutant <ccoutant@google.com>
918 * symtab.cc (Symbol_table::sized_write_globals): Subtract
919 section starting address for relocatable link.
920 * testsuite/Makefile.am (script_test_11): New test.
921 * testsuite/Makefile.in: Regenerate.
922 * testsuite/script_test_11.c: New source file.
923 * testsuite/script_test_11.t: New linker script.
925 2013-04-13 Alan Modra <amodra@gmail.com>
927 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
928 owner when sections are not adjacent and exceed group size.
929 (Target_powerpc::group_sections): Handle corner case.
930 (Target_powerpc::Branch_info::make_stub): Handle case where
931 stub table doesn't exist due to branches in non-exec sections.
932 (Target_powerpc::Relocate::relocate): Likewise.
934 2013-04-11 Alan Modra <amodra@gmail.com>
937 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
938 .branch_lt to match bfd ld. Adjust comments throughout file.
940 2013-04-04 Ian Lance Taylor <iant@google.com>
943 * object.cc (do_layout_deferred_sections): Handle .eh_frame
944 sections before checking whether they are included in the link.
946 2013-03-29 Sriraman Tallam <tmsriram@google.com>
948 * archive.cc (Archive::get_elf_object_for_member): Create the elf
949 object before calling the plugin claim_file handler. Pass the elf
950 object of the archive to the plugin. Delete the elf object if the
951 plugin claims the file.
953 2013-03-21 Alan Modra <amodra@gmail.com>
955 * layout.cc (Layout::set_segment_offsets): Accept writable .text
958 2013-03-21 Alan Modra <amodra@gmail.com>
960 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
962 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
963 uninitialized" warning.
965 2013-03-20 Alan Modra <amodra@gmail.com>
967 * symtab.h (Symbol::clear_version): New function.
968 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
969 is_needed by weak references. Clear version for symbols defined
970 in as-needed objects that are not needed.
972 2013-03-15 Alan Modra <amodra@gmail.com>
974 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
975 static and public. Add report_err param. Return false for data refs.
976 (Target_powerpc::rela_dyn_section): New overloaded function.
977 (Target_powerpc::plt_, iplt_): Elucidate.
978 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
979 (Output_data_plt_powerpc::do_write): Don't write .iplt.
980 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
981 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
982 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
983 push_branch and make_plt_entry for ifunc syms when
984 reloc_needs_plt_for_ifunc.
985 (Target_powerpc::Relocate::relocate): Don't use plt entry value
986 for ifunc unless reloc_needs_plt_for_ifunc.
988 2013-03-15 Alan Modra <amodra@gmail.com>
990 * gc.h (gc_process_relocs): Don't look through function descriptors.
991 * icf.cc (get_section_contents): Do so here instead.
993 2013-03-13 Alan Modra <amodra@gmail.com>
995 * powerpc.cc (is_branch_reloc): Forward declare.
996 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
997 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
998 false for 64-bit, true for 32-bit non-branch relocs.
999 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1000 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1002 (icf_safe_test): Generate linker map file as well as nm output.
1003 (icf_safe_so_test): Likewise.
1004 * testsuite/Makefile.in: Regenerate.
1005 * testsuite/icf_test.sh: Parse linker map file to determine
1007 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1008 * testsuite/icf_safe_so_test.sh: Likewise.
1009 (X86_32_or_ARM_specific_safe_fold): Merge into..
1010 (arch_specific_safe_fold): ..this.
1011 (X86_64_specific_safe_fold): Delete unused function.
1013 2013-03-12 Alan Modra <amodra@gmail.com>
1015 * gc.h (gc_process_relocs): Look through function descriptors
1016 to determine shndx, symvalue and addend used by ICF. Tidy
1017 variable duplication.
1019 2013-03-11 Alan Modra <amodra@gmail.com>
1021 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1022 * layout.cc (Layout_task_runner::run): ..to here.
1023 * symtab.h (struct Symbol_location): Extract from..
1024 (class Symbol_table): ..here.
1025 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1026 * target.h (class Target): Add function_location and
1027 do_function_location functions.
1028 (class Sized_target): Add do_function_location.
1029 * object.h (class Sized_relobj_file): Move find_shdr..
1030 (class Object): ..to here.
1031 * object.cc: Likewise. Update to suit. Instantiate.
1032 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1033 * powerpc.cc (class Powerpc_dynobj): New.
1034 (Target_powerpc::do_function_location): New function.
1035 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1036 (Powerpc_dynobj::do_read_symbols): New function.
1037 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1039 2013-03-08 Ian Lance Taylor <iant@google.com>
1041 * options.cc (General_options::string_to_object_format): Accept
1044 2013-03-08 Alan Modra <amodra@gmail.com>
1046 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1047 pointer to Post_fde.
1048 (struct Post_fde): Move definition to here..
1049 * ehframe.cc (struct Post_fde): ..from here.
1050 (Cie::write): Don't alloc Post_fde.
1051 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1053 2013-03-07 Alan Modra <amodra@gmail.com>
1055 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1056 relocation referencing .LC0.
1057 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1059 2013-03-07 Alan Modra <amodra@gmail.com>
1061 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1062 always_inline. Add assembly for powerpc to avoid GOT.
1064 2013-03-07 Alan Modra <amodra@gmail.com>
1066 * testsuite/script_test_10.sh: Don't test .bss section
1069 2013-03-06 Alan Modra <amodra@gmail.com>
1071 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1072 (Target_powerpc::symval_for_branch): Add symtab param. Update
1073 all callers. Handle folded sections.
1074 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1076 (Global_symbol_visitor_opd::operator()): Likewise.
1078 2013-03-04 Alan Modra <amodra@gmail.com>
1080 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1081 * testsuite/Makefile.in: Regenerate.
1083 2013-03-01 Cary Coutant <ccoutant@google.com>
1085 Add dwp support for v2 DWARF package file format.
1086 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1087 tu_length parameter. Adjust all callers.
1088 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1089 * dwp.cc: Include dwarf.h.
1090 (Section_bounds): New struct type.
1091 (Unit_set): New struct type.
1092 (Dwo_file::Dwo_file): Initialize new data member.
1093 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1094 Combine and rename to...
1095 (Dwo_file::read_unit_index): ...this.
1096 (Dwo_file::sized_read_compunit_index)
1097 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1098 (Dwo_file::sized_read_unit_index): ...this.
1099 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1100 parameters; add section_id parameter.
1101 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1102 (Dwo_file::add_unit_set): ...this.
1103 (Dwo_file::shndx_map_): Remove.
1104 (Dwo_file::sect_offsets_): New data member.
1105 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1106 (Dwp_output_file::add_section): Rename to...
1107 (Dwp_output_file::add_contribution): ...this.
1108 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1109 (Dwp_output_file::add_tu_set): Likewise.
1110 (Dwp_output_file::Contribution): New type.
1111 (Dwp_output_file::Section::contributions): New data member.
1112 (Dwp_output_file::Cu_or_tu_set): Remove.
1113 (Dwp_output_file::Section::Section): New ctor.
1114 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1115 (Dwp_output_file::Dwp_index::Section_table): New type.
1116 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1117 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1119 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1120 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1121 (Dwp_output_file::Dwp_index::section_table): New member function.
1122 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1123 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1124 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1125 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1126 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1127 (Dwp_output_file::Dwp_index::section_table_): New data member.
1128 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1129 (Dwp_output_file::add_output_section): New member function.
1130 (Dwp_output_file::write_new_section): New member function.
1131 (Dwp_output_file::write_contributions): New member function.
1132 (Dwp_output_file::section_id_map_): New data member.
1133 (class Dwo_id_info_reader): Remove.
1134 (class Unit_reader): New class.
1135 (get_dwarf_section_name): New function.
1136 (Dwo_file::read_executable): Adjust initializations of class data.
1137 (Dwo_file::read): Add support for v2 package file format.
1138 (Dwo_file::read_unit_index): Likewise.
1139 (Dwo_file::sized_read_unit_index): Likewise.
1140 (Dwo_file::copy_section): Likewise.
1141 (Dwo_file::add_unit_set): Likewise.
1142 (Dwp_output_file::add_output_section): Likewise.
1143 (Dwp_output_file::add_contribution): Likewise.
1144 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1146 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1148 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1150 (Dwp_output_file::initialize): Remove unused function.
1151 (Dwp_output_file::finalize): Add support for v2 package file format.
1152 (Dwp_output_file::write_index): Likewise.
1153 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1156 2013-03-01 Cary Coutant <ccoutant@google.com>
1158 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1159 function into class definition in header file.
1160 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1161 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1163 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1165 2013-02-28 Alan Modra <amodra@gmail.com>
1167 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1168 * target.cc (Target::do_plt_fde_location): New function.
1169 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1170 accessor function, and constructor param.
1171 (struct Post_fde, Post_fdes): Declare.
1172 (Cie::write): Add post_fdes param.
1173 * ehframe.cc (Fde::write): Use plt_fde_location.
1174 (struct Post_fde): Define.
1175 (Cie::write): Stash FDEs added post merge mapping.
1176 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1177 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1178 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1180 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1181 (Target_powerpc::has_glink): New function.
1182 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1183 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1184 glink_eh_frame_fde_32, default_fde): New data.
1185 (Stub_table::eh_frame_added_): New var.
1186 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1188 (Stub_table::add_eh_frame): New function.
1189 (Output_data_glink::add_eh_frame): New function.
1190 (Target_powerpc::make_glink_section): Call add_eh_frame.
1192 2013-02-15 Ian Lance Taylor <iant@google.com>
1194 * options.h (DEFINE_uint64_alias): Define.
1195 (class General_options): Add -Ttext-segment as an alias for
1198 2013-02-15 Alan Modra <amodra@gmail.com>
1200 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1201 (Stub_table::do_write): ..here, two places.
1202 (Stub_table::plt_call_size): Use it here too.
1204 2013-02-11 Ian Lance Taylor <iant@google.com>
1206 * descriptors.cc (Descriptors::close_all): New function.
1207 * descriptors.h (class Descriptors): Declare close_all.
1208 (close_all_descriptors): New inline function.
1209 * plugin.cc: Include "descriptors.h".
1210 (Plugin_manager::cleanup): Call close_all_descriptors.
1212 2013-02-06 Alan Modra <amodra@gmail.com>
1214 * README: Update coding style link.
1216 2013-01-28 Cary Coutant <ccoutant@google.com>
1218 * dwp.cc (File_list): New typedef.
1219 (Dwo_name_info_reader): New class.
1220 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1221 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1222 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1223 (Dwo_file::read_executable): New function.
1224 (Dwo_file::read): Move common setup code to ...
1225 (Dwo_file::make_object): ... here.
1226 (dwp_options): Add --exec/-e.
1230 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1232 * layout.cc (Layout::layout): Check for option text_reorder.
1233 (Layout::make_output_section): Ditto.
1234 * options.h (text_reorder): New option.
1235 * output.cc (Input_section_sort_compare): Remove special ordering
1238 Input_section_sort_section_name_special_ordering_compare::
1239 operator()): New function.
1240 (Output_section::sort_attached_input_sections): Use new sort function
1242 * output.h (Input_section_sort_section_name_special_ordering_compare):
1244 * testsuite/Makefile.am (text_section_grouping): Test option
1246 * testsuite/Makefile.in: Regenerate.
1247 * testsuite/text_section_grouping.sh: Check order of functions without
1248 default text reordering.
1250 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1252 * options.h (General_options): Change default to true for new_dtags.
1254 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1256 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1257 when enable_new_dtags is false. Only add DT_RUNPATH when
1258 enable_new_dtags is true.
1260 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1262 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1263 used in declaration and definition consistent.
1264 (Target_powerpc::symval_for_branch): Ditto.
1266 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1268 * testsuite/plugin_final_layout.cc: Fix comment.
1270 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1272 * layout.cc (Layout::layout): Do not do default sorting for
1273 text sections when section ordering is specified.
1274 (make_output_section): Ditto.
1275 * testsuite/plugin_final_layout.cc: Name the function sections
1276 to catch reordering issues.
1278 2013-01-15 Alan Modra <amodra@gmail.com>
1280 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1283 2013-01-15 Alan Modra <amodra@gmail.com>
1285 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1286 * testsuite/Makefile.in: Regenerate.
1288 2013-01-14 Alan Modra <amodra@gmail.com>
1290 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1291 * testsuite/Makefile.in: Regenerate.
1293 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1296 Fix mingw gold build with plugins enabled
1297 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1298 * configure.ac: Export DLOPEN_LIBS and add headers check.
1299 * plugin.cc: Handle non-dlfcn case.
1300 * Makefile.in: Regenerate.
1301 * config.in: Regenerate.
1302 * configure: Regenerate.
1303 * testsuite/Makefile.in: Regenerate.
1305 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1307 * output.h (sort_attached_input_sections): Change to be public.
1308 * script-sections.cc
1309 (Output_section_definition::set_section_addresses): Sort
1310 attached input sections according to section order before linker
1311 script assigns section addresses.
1312 (Orphan_output_section::set_section_addresses): Sort
1313 attached input sections according to section order before linker
1314 script assigns section addresses.
1315 * Makefile.am (final_layout.sh): Use a simple linker script to
1316 check if section ordering still works.
1317 * Makefile.in: Regenerate.
1319 2013-01-09 Ben Cheng <bccheng@google.com>
1321 * arm.cc (Target_arm::attributes_accept_div): New function.
1322 (Target_arm::attributes_forbid_div): New function.
1323 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1324 attribute using the same new functions as what bfd/elf32_arm.c
1327 2013-01-07 Cary Coutant <ccoutant@google.com>
1330 * output.cc (Output_section::add_input_section): For incremental
1331 updates, don't track input sections that are allocated from patch
1334 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1335 Ian Lance Taylor <iant@google.com>
1338 * configure.ac (--enable-ld): Removed.
1339 (install_as_default): Set to yes only for --enable-gold=default
1341 * configure: Regenerated.
1343 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1345 * options.h (General_options): Add -fuse-ld= for GCC linker
1346 option compatibility.
1348 2013-01-04 Cary Coutant <ccoutant@google.com>
1350 * configure.ac: Fix typo restoring CXXFLAGS.
1351 * configure: Regenerate.
1353 2013-01-04 Cary Coutant <ccoutant@google.com>
1355 * testsuite/Makefile.am (CXXLINK_S): New macro.
1356 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1357 * testsuite/Makefile.in: Regenerate.
1359 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1361 * version.cc (print_version): Update copyright year to 2013.
1363 2012-12-20 Ian Lance Taylor <iant@google.com>
1365 * layout.cc (Layout::special_ordering_of_input_section): New
1367 (Layout::layout): If input section requires special ordering, must
1368 sort input sections.
1369 (Layout::make_output_section): May sort .text input sections.
1370 (Layout::is_section_name_prefix_grouped): Remove.
1371 * layout.h (class Layout): Declare
1372 special_ordering_of_input_section. Don't declare
1373 is_section_name_prefix_grouped.
1374 * output.cc (Output_section::add_input_section): Revert last
1376 (Output_section::Input_section_sort::match_file_name): Don't crash
1377 if called on output section data.
1378 (Output_section::Input_section_sort_compare): Sort based on
1380 (Output_section::Input_section_sort_section_order_index_compare):
1382 (Output_section::sort_attached_input_sections): Likewise.
1384 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1386 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1387 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1388 * output.cc (Output_section::add_input_section): Check if section
1389 name contains special prefix. Keep input sections to sort such
1391 (Output_section::Input_section_sort_section_order_index_compare
1392 ::operator()): Group sections according to prefixes.
1393 (Output_section::sort_attached_input_sections): Add condition to
1394 Input_section_entry constructor call.
1395 * testsuite/Makefile.am (text_section_grouping): New test.
1396 * testsuite/Makefile.in: Regenerate.
1397 * testsuite/text_section_grouping.cc: New file.
1398 * testsuite/text_section_grouping.sh: New file.
1400 2012-12-17 Nick Clifton <nickc@redhat.com>
1402 * Makefile.am: Add copyright notice.
1405 * configure.ac: Likewise.
1406 * ftruncate.c: Likewise.
1407 * Makefile.in: Regenerate.
1409 2012-12-14 Cary Coutant <ccoutant@google.com>
1411 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1412 --no-as-needed flag.
1413 (exception_separate_shared_12_test): Likewise.
1414 (incremental_copy_test): Likewise.
1415 * testsuite/Makefile.in: Regenerate.
1417 2012-12-14 Cary Coutant <ccoutant@google.com>
1419 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1420 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1422 2012-12-12 Alan Modra <amodra@gmail.com>
1424 * powerpc.cc (class Track_tls): New.
1425 (class Relocate, class Scan): Inherit Track_tls.
1426 (Target_powerpc::Scan::local, global): Track tls optimization
1427 and avoid creating plt entry for __tls_get_addr if all uses
1429 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1431 2012-12-12 Alan Modra <amodra@gmail.com>
1433 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1434 Replace no_toc_optimize with toc_optimize.
1435 * output.h (Output_section::input_sections): Provide non-const variant.
1436 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1437 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1439 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1440 (class Sort_toc_sections): New.
1441 (Target_powerpc::do_finalize_sections): Sort toc sections.
1442 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1444 2012-12-10 Roland McGrath <mcgrathr@google.com>
1446 * testsuite/binary_unittest.cc (read_all): New function.
1447 (Sized_binary_test): Use it instead of ::read.
1448 * fileread.cc (do_read): Don't assume pread always reads the whole
1449 amount in a single call.
1451 2012-12-10 Alan Modra <amodra@gmail.com>
1453 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1454 Set EM_PPC64 or EM_PPC here.
1455 (Target_selector_powerpc::do_recognize): Delete.
1457 2012-12-10 Alan Modra <amodra@gmail.com>
1459 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1461 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1463 2012-12-07 Roland McGrath <mcgrathr@google.com>
1465 * testsuite/binary_unittest.cc (Sized_binary_test):
1466 Use open_descriptor rather than ::open.
1468 2012-12-07 Alan Modra <amodra@gmail.com>
1470 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1471 typedef and invalid_address constant.
1472 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1473 instantiate constants.
1475 2012-12-06 Roland McGrath <mcgrathr@google.com>
1477 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1478 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1479 * aclocal.m4: Regenerate.
1480 * configure: Regenerate.
1481 * Makefile.in: Regenerate.
1482 * testsuite/Makefile.in: Regenerate.
1484 2012-12-07 Alan Modra <amodra@gmail.com>
1486 * options.h (General_options): Add no_toc_optimize.
1487 * powerpc.cc (ok_lo_toc_insn): New function.
1488 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1490 2012-12-06 Alan Modra <amodra@gmail.com>
1492 * options.h (General_options): Add plt_align, plt_static_chain,
1493 plt_thread_safe. Update stub_group_size help text.
1494 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1495 for new plt_thread_safe_ var.
1496 (use_plt_offset): Correct comments.
1497 (Target_powerpc::do_relax): Look for thread creation symbols to
1498 determine default plt_thread_safe value. Clear plt call stubs
1499 as well as branch stubs each iteration.
1500 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1502 (l, hi, ha, write_insn): Move earlier.
1503 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1504 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1506 (Stub_table::update_size): Adjust.
1507 (Stub_table::prev_size, set_prev_size): Delete.
1508 (Stub_table::stub_align): Let --plt-align affect result.
1509 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1510 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1511 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1512 (Stub_table::do_write): Support more stub variants.
1514 2012-12-04 Alan Modra <amodra@gmail.com>
1516 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1517 (Target_powerpc::do_define_standard_symbols): New function.
1519 2012-12-03 Alan Modra <amodra@gmail.com>
1521 * output.h: Formatting, whitespace.
1523 2012-12-03 Alan Modra <amodra@gmail.com>
1525 * layout.h (Layout::get_executable_sections): Declare.
1526 * layout.cc (Layout::get_executable_sections): New function.
1527 * arm.cc (Target_arm::group_sections): Use it.
1528 (Arm_output_section::group_sections): Delete now redundant test.
1529 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1530 param to handle relative relocs.
1531 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1532 (Output_data_reloc::add_absolute): Adjust.
1533 (Output_data_reloc::add_relative): New function.
1534 (Output_data::reset_data_size): New function.
1535 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1536 (Output_section::set_addralign): New function.
1537 (Output_section::checkpoint_set_addralign): New function.
1538 (Output_section::clear_section_offsets_need_adjustment): New function.
1539 (Output_section::input_sections): Make public.
1540 * powerpc.cc (class Output_data_brlt_powerpc): New.
1541 (class Stub_table, class Stub_control): New.
1542 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1543 stub_table_, set_stub_table, stub_table): New vectors and accessor
1545 (Target_powerpc::do_may_relax, do_relax, push_branch,
1546 new_stub_table, stub_tables, brlt_section, group_sections,
1547 add_branch_lookup_table, find_branch_lookup_table,
1548 write_branch_lookup_table, make_brlt_section): New functions.
1549 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1550 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1551 branch_info_): New vars.
1552 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1553 make call stubs here.
1554 (Output_data_glink): Remove all call stub handling from this class.
1555 (Target_powerpc::Scan::local, global): Save interesting branch
1556 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1557 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1558 functions on final link.
1559 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1560 Handle long branch destinations too.
1561 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1562 do_plt_address_for_local): Adjust lookup of plt call stubs.
1564 2012-11-30 Alan Modra <amodra@gmail.com>
1566 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1567 relocs against protected symbols when building 32-bit shared libs.
1569 2012-11-30 Alan Modra <amodra@gmail.com>
1571 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1572 param. Call got_section() to make .got. Update all callers
1573 and their callers and so on.
1575 2012-11-30 Alan Modra <amodra@gmail.com>
1577 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1578 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1579 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1580 value if it already exists.
1582 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1585 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1587 2012-11-14 Roland McGrath <mcgrathr@google.com>
1589 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1590 than bfc instruction for data sandboxing.
1592 2012-11-08 Alan Modra <amodra@gmail.com>
1594 * po/POTFILES.in: Regenerate.
1596 2012-11-05 Alan Modra <amodra@gmail.com>
1598 * configure.ac: Apply 2012-09-10 change to config.in here.
1599 * configure: Regenerate.
1601 2012-11-05 Alan Modra <amodra@gmail.com>
1603 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1604 (struct Opd_ent): Use "Address" rather than "Offset".
1605 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1606 (Target_powerpc::got_section): Make public.
1607 (Target_powerpc::scan_relocs): Move code setting symbols..
1608 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1609 Create _SDA_BASE_ only when referenced.
1611 2012-11-02 Roland McGrath <mcgrathr@google.com>
1613 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1616 2012-11-01 Roland McGrath <mcgrathr@google.com>
1618 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1619 for offset_in_output_section parameter.
1620 (Sized_target::relocate_special_relocatable): Likewise.
1621 * arm.cc (Target_arm::relocate_relocs): Likewise.
1622 (Target_arm::relocate_special_relocatable): Likewise.
1623 * i386.cc (Target_i386::relocate_relocs): Likewise.
1624 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1625 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1626 * target-reloc.h (relocate_relocs): Likewise.
1627 * testsuite/testfile.cc (Target_test): Likewise.
1628 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1629 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1631 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1632 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1634 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1635 parameter, which is unused in the [!F_SETFD] case.
1637 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1638 SYMNDX to off_t before comparing it to this->data_size().
1639 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1640 * incremental.cc (Output_section_incremental_inputs::do_write):
1641 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1643 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1645 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1647 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1648 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1651 2012-10-29 Cary Coutant <ccoutant@google.com>
1653 * dwp.cc (usage): Add file and exit status parameters;
1654 add --help and --version options.
1655 (print_version): New function.
1656 (main): Add --help and --version options.
1658 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1660 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1661 final_layout_sequence.txt.
1662 * testsuite/Makefile.in: Regenerated.
1664 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1666 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1667 COMPILE generated by automake.
1669 (CXXCOMPILE1): Likewise.
1670 (CXXLINK1): Likewise.
1671 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1673 (CXXCOMPILE): Likewise.
1674 (CXXLINK): Likewise.
1675 * testsuite/Makefile.in: Regenerated.
1677 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1679 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1680 on bad fwrite return.
1682 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1684 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1687 2012-10-23 Cary Coutant <ccoutant@google.com>
1689 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1690 * testsuite/Makefile.in: Regenerate.
1691 * testsuite/dwp_test.h: New source file.
1692 * testsuite/dwp_test_1.cc: New source file.
1693 * testsuite/dwp_test_1.s: New source file.
1694 * testsuite/dwp_test_1.sh: New source file.
1695 * testsuite/dwp_test_1b.cc: New source file.
1696 * testsuite/dwp_test_1b.s: New source file.
1697 * testsuite/dwp_test_2.cc: New source file.
1698 * testsuite/dwp_test_2.s: New source file.
1699 * testsuite/dwp_test_2.sh: New source file.
1700 * testsuite/dwp_test_main.cc: New source file.
1701 * testsuite/dwp_test_main.s: New source file.
1703 2012-10-23 Cary Coutant <ccoutant@google.com>
1705 * dwp.h: New header file.
1706 * dwp.cc: New source file.
1707 * gold.h: Move shared declarations to system.h.
1708 * system.h: New header file.
1709 * Makefile.am: Add dwp.
1710 * Makefile.in: Regenerate.
1712 2012-10-23 Cary Coutant <ccoutant@google.com>
1714 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1715 Dwarf_info_reader::read_from_pointer.
1716 (Dwarf_pubnames_table::read_header): Likewise.
1717 (Dwarf_pubnames_table::next_name): Likewise.
1718 (Dwarf_die::read_attributes): Likewise.
1719 (Dwarf_die::skip_attributes): Likewise.
1720 (Dwarf_info_reader::read_from_pointer): New function template.
1721 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1722 (Dwarf_pubnames_table): Likewise.
1723 (Dwarf_info_reader::read_from_pointer): New function template.
1724 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1725 Dwarf_pubnames_table ctor.
1727 2012-10-23 Cary Coutant <ccoutant@google.com>
1729 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1731 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1733 (Dwarf_info_reader::set_abbrev_shndx): New method.
1734 (Dwarf_info_reader::abbrev_shndx_): New data member.
1736 2012-10-23 Cary Coutant <ccoutant@google.com>
1738 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1739 from object, not parameters.
1740 (Dwarf_info_reader::parse): Likewise.
1741 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1742 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1743 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1746 2012-10-23 Cary Coutant <ccoutant@google.com>
1748 * fileread.cc (Input_file::Input_file): New constructor.
1749 * fileread.h (class Input_file): Add new constructor.
1751 2012-10-18 Alan Modra <amodra@gmail.com>
1754 * object.cc (Relobj::is_section_name_included): Also match
1755 .sdata personality section.
1757 2012-10-18 Alan Modra <amodra@gmail.com>
1759 * target-reloc.h (class Default_comdat_behavior): New, package up..
1760 (get_comdat_behaviour): ..this.
1761 (relocate_section): Add Relocate_comdat_behavior template arg,
1762 adjust code to suit.
1763 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1764 (Target_arm::scan_reloc_section): Likewise.
1765 * i386.cc (Target_i386::relocate_section): Likewise.
1766 * sparc.cc (Target_sparc::relocate_section): Likewise.
1767 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1768 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1769 * powerpc.cc (class Relocate_comdat_behavior): New.
1770 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1771 gold::relocate_section with new template arg.
1773 2012-10-18 Alan Modra <amodra@gmail.com>
1775 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1776 dynamic relocs for GOT_TPREL got entries, without symbol if
1778 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1779 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1780 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1782 2012-10-17 Alan Modra <amodra@gmail.com>
1785 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1787 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1789 * layout.cc (Layout::include_section): Keep sections marked
1790 SHF_EXCLUDE when doing relocatable links.
1792 2012-10-16 Alan Modra <amodra@gmail.com>
1794 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1795 (Target_powerpc::do_finalize_sections): Call it.
1796 (Output_data_save_res): New class and supporting functions.
1797 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1798 normal symbols defined in object files.
1800 2012-10-12 Alan Modra <amodra@gmail.com>
1802 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1803 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1804 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1805 section if scan_opd_relocs not yet called.
1806 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1808 2012-10-12 Alan Modra <amodra@gmail.com>
1810 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1811 add_local_ifunc_entry): Revert last change.
1812 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1814 2012-10-05 Alan Modra <amodra@gmail.com>
1816 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1817 do_plt_address_for_global): New functions.
1818 (Output_data_got_powerpc::do_write): Don't segfault when linking
1820 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1821 add_local_ifunc_entry): Return true on adding entry..
1822 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1823 glink->add_entry call. Remove unused symtab param. Adjust calls.
1824 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1825 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1826 set up symbols here.
1827 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1828 syms here. Do so even when no .iplt. Don't segfault when linking
1830 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1831 new variants without reloc param.
1832 (Glink_sym_ent::Glink_sym_ent): Likewise.
1833 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1834 reloc when refs will resolve to plt call stub.
1835 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1836 R_PPC_PLTREL24 to resolve locally.
1837 (Target_powerpc::Scan::global): Correct ifunc handling.
1838 (Target_powerpc::Relocate::relocate): Correct local sym glink
1839 lookup. Don't destroy "value" when we have a plt call stub,
1840 and when checking plt call validity.
1841 (Target_powerpc::do_dynsym_value): Simplify.
1843 2012-10-05 Alan Modra <amodra@gmail.com>
1845 * i386.cc (Output_data_plt_i386::address_for_global,
1846 address_for_local): Add plt offset to returned value. Adjust uses.
1847 * sparc.cc (Output_data_plt_sparc::address_for_global,
1848 address_for_local): Likewise.
1849 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1850 address_for_local): Likewise.
1851 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1852 address_for_local): Likewise.
1853 * target.h (Target::plt_address_for_global, plt_address_for_local):
1855 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1856 (Output_data_got::Got_entry::write): Nor here.
1857 * output.h: Comment fix.
1859 2012-10-02 Jiong Wang <jiwang@tilera.com>
1861 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1862 global_offset_table_ value for larget got.
1863 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1865 2012-09-29 Alan Modra <amodra@gmail.com>
1867 * powerpc.cc (Target_powerpc::iplt_): New output section.
1868 (Target_powerpc::iplt_section, make_iplt_section,
1869 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1870 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1871 Target_powerpc::plt_entry_count): Count iplt entries too.
1872 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1873 reloc section in constructor. New params.
1874 (Target_powerpc::make_plt_section): Create reloc section here instead.
1875 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1877 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1878 (Output_data_glink::add_entry, find_entry): New functions to
1879 deal with local syms.
1880 (Glink_sym_ent): Add support for local syms.
1881 (Output_data_glink::do_write): Handle ifunc plt entries.
1882 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1883 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1884 (Target_powerpc::Relocate::relocate): Likewise.
1885 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1887 2012-09-25 Alan Modra <amodra@gmail.com>
1889 * object.h (Sized_relobj_file::adjust_local_symbol,
1890 do_adjust_local_symbol): New functions.
1891 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1892 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1893 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1894 and irregular opd entry spacing.
1895 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1896 (Global_symbol_visitor_opd): New functor.
1897 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1898 on deleted opd entries.
1900 2012-09-15 Jiong Wang <jiwang@tilera.com>
1902 * tilegx.cc: New file.
1903 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1904 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1905 * configure.tgt: Add entries for tilegx*.
1906 * configure.ac: Likewise.
1907 * Makefile.in: Rebuild.
1908 * configure: Likewise.
1909 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1912 2012-09-13 Alan Modra <amodra@gmail.com>
1914 * target-reloc.h (scan_relocs): Call scan.local for relocs
1915 against symbols in discarded sections. Pass is_discarded
1917 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1918 Add is_discarded param.
1919 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1920 is_discarded to flag opd entry as discarded. Don't emit dyn
1921 relocs on such entries.
1922 (Target_powerpc::Scan::global): Similarly detect and handle
1924 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1925 opd_ent_. Update all uses.
1926 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1927 (Target_powerpc::relocate_section): Zero out discarded opd
1930 2012-09-12 Ian Lance Taylor <iant@google.com>
1933 * output.cc: Rename Output_data_got template parameter from size
1934 to got_size for all functions. Compile all variants of
1936 (Output_data_got::Got_entry::write): Correct use of size for
1937 symbol value. Use local_is_tls rather than casting to
1939 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1940 (class Sized_relobj_file): Add do_local_is_tls.
1941 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1943 2012-09-11 Alan Modra <amodra@gmail.com>
1946 * layout.cc (Layout::set_segment_offsets): When using
1947 common-page-size alignment, ensure we are on a new max-page-size
1949 * output.cc (Output_segment::set_section_addresses): Use
1950 abi_pagesize, not common_pagesize for relro boundary.
1951 (Output_segment::set_offset): Likewise.
1953 2012-09-11 Alan Modra <amodra@gmail.com>
1955 * output.h (Output_data_got::add_global_tls, add_local_tls,
1956 add_local_tls_pair): New functions.
1957 (Output_data_got::add_local_pair_with_rel): Remove second
1958 reloc param. Expand comment.
1959 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1960 use_plt_or_tls_offset_, similarly for constructor param.
1961 (Output_data_got::Got_entry::write): Add got_index param.
1962 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1963 add_local_tls_pair): New functions.
1964 (Output_data_got::Got_entry::write): Handle tls symbols
1965 with use_plt_or_tls_offset_ set specially.
1966 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1967 (Output_data_got::do_write): Replace iterator with index, pass
1968 index to entry write function.
1969 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1970 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1971 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1973 * i386.cc (Target_i386::Scan::local): Likewise.
1974 * sparc.cc (Target_sparc::Scan::local): Likewise.
1975 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1976 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1977 do_tls_offset_for_global): New functions.
1978 (Target_powerpc::Scan::local): Correct TLS relocations and got
1980 (Target_powerpc::Scan::global): Don't emit unnecessary
1981 dynamic relocations on TLS GOT entries.
1983 2012-09-10 Matthias Klose <doko@ubuntu.com>
1985 * config.in: Disable sanity check for kfreebsd.
1987 2012-09-10 Sterling Augustine <saugustine@google.com>
1989 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1990 (Gdb_index::pubtypes_read): New parameter.
1991 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1993 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1996 2012-09-09 Alan Modra <amodra@gmail.com>
1998 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1999 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2000 * gc.h (gc_process_relocs): Call target gc_add_reference.
2001 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2002 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2003 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2005 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2006 to cater for when we don't need code offset. Update use.
2007 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2008 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2009 set_opd_valid): New functions.
2010 (Target_powerpc::do_gc_add_reference): New function.
2011 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2013 (Target_powerpc::do_gc_mark_symbol): New function.
2015 2012-09-06 Cary Coutant <ccoutant@google.com>
2017 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2018 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2019 (Dwarf_die::skip_attributes): Likewise.
2020 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2021 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2023 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2025 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2027 * testsuite/script_test_3.t: Add .got.plt output section
2029 * testsuite/script_test_4.t: Likewise.
2031 2012-09-05 Alan Modra <amodra@gmail.com>
2033 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2034 update all uses and lose "enum" when using type.
2036 2012-09-05 Alan Modra <amodra@gmail.com>
2038 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2039 * configure: Regenerate.
2040 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2041 (plugin_final_layout.stdout): Likewise.
2042 (memory_test): Set page sizes to 0x1000.
2043 * testsuite/Makefile.in: Regenerate.
2044 * testsuite/discard_locals_test.sh: Add FIXME comment.
2045 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2046 * testsuite/pr14265.t: Add .got output section statement.
2047 * testsuite/script_test_2.t: Likewise.
2048 * testsuite/script_test_3.t: Likewise.
2049 * testsuite/script_test_4.t: Likewise.
2050 * testsuite/script_test_5.t: Likewise.
2051 * testsuite/script_test_6.t: Likewise.
2052 * testsuite/script_test_7.t: Likewise.
2053 * testsuite/script_test_9.t: Likewise.
2055 2012-09-05 Alan Modra <amodra@gmail.com>
2057 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2058 (Powerpc_relocate_functions::Status): New typedef.
2059 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2060 (Target_powerpc::Scan::local): Handle REL64.
2061 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2062 for REL32 and REL64.
2063 (Target_powerpc::symval_for_branch): New function, extracted from..
2064 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2065 checks. Report overflow errors.
2067 2012-09-05 Alan Modra <amodra@gmail.com>
2069 * object.h (Sized_relobj_file::emit_relocs): Delete.
2070 (Sized_relobj_file::emit_relocs_reltype): Delete.
2071 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2072 relocate_relocs for --emit-relocs.
2073 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2074 * output.h: Update comment.
2075 (Output_segment::first_section): New function.
2076 (Output_segment::first_section_load_address): Use first_section.
2077 * output.cc (Output_segment::first_section): New function extracted..
2078 (Output_segment::first_section_load_address): ..from here. Delete.
2079 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2080 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2081 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2082 adjust call to target.h function.
2083 * i386.cc (Target_i386): Likewise.
2084 * sparc.cc (Target_sparc): Likewise.
2085 * x86_64.cc (Target_x86_64): Likewise.
2086 * powerpc.cc (Target_powerpc): Likewise.
2087 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2088 first tls section has section symbol for optimised local dynamic
2090 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2091 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2093 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2094 Rename to relocate_relocs. Update error message.
2096 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2098 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2101 2012-08-31 Alan Modra <amodra@gmail.com>
2103 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2104 (Powerpc_relobj::toc_base_offset): New stub function.
2105 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2106 got_mod_index_offset to tlsld_got_offset. Update all refs.
2107 (Target_powerpc::Relocate::enum skip_tls): New.
2108 (Target_powerpc::call_tls_get_addr_): New var.
2109 (Target_powerpc::is_branch_reloc): Move to file scope.
2110 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2111 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2113 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2114 (powerpc_info): Correct common_pagesize for ppc64.
2115 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2116 (Powerpc_relocate_functions): Add overflow check enums and functions.
2117 Add non-shift version of rela, rela_ua. Delete all rel public
2118 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2119 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2120 addr16_ha3, addr14 functions.
2121 (Output_data_got_powerpc::add_constant_pair): New function.
2122 (Output_data_got_powerpc::got_base_offset): Likewise.
2123 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2124 (instruction constants): Sort, add some more.
2125 (Output_data_glink::do_write): Add and use Address typedef. Use
2126 object->toc_base_offset() stub for 64-bit.
2127 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2128 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2129 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2130 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2131 Always treat .opd relocs as against locally defined symbol.
2132 Correct condition for RELATIVE relocs.
2133 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2134 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2135 for 32-bit syms with a plt entry. Correct ppc64 toc base
2136 calculations. Handle TLS relocs, and more. Add overflow
2137 checking and adjust for Powerpc_relocate_functions changes.
2138 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2139 Reinstate --emit-relocs code with FIXME.
2141 2012-08-30 Alan Modra <amodra@gmail.com>
2143 * layout.cc (Layout::set_segment_offsets): Set p_align to
2144 abi_pagesize, not common_pagesize.
2145 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2146 to determine whether file header can go in segment.
2148 2012-08-30 Alan Modra <amodra@gmail.com>
2150 * output.h (Output_reloc::Output_reloc <output section>): Add
2151 is_relative param. Adjust calls.
2152 (Output_reloc::add_output_section_relative): New functions.
2153 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2155 (Output_reloc::symbol_value): Handle SECTION_CODE.
2157 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2159 * gold.cc (queue_middle_tasks): Call layout again when unique
2160 segments for sections is desired.
2161 * layout.cc (Layout::Layout): Initialize new members.
2162 (Layout::get_output_section_flags): New function.
2163 (Layout::choose_output_section): Call get_output_section_flags.
2164 (Layout::layout): Make output section for mapping to a unique segment.
2165 (Layout::insert_section_segment_map): New function.
2166 (Layout::attach_allocated_section_to_segment): Make unique segment for
2167 output sections marked so.
2168 (Layout::segment_precedes): Check for unique segments when sorting.
2169 * layout.h (Layout::Unique_segment_info): New struct.
2170 (Layout::Section_segment_map): New typedef.
2171 (Layout::insert_section_segment_map): New function.
2172 (Layout::get_output_section_flags): New function.
2173 (Layout::is_unique_segment_for_sections_specified): New function.
2174 (Layout::set_unique_segment_for_sections_specified): New function.
2175 (Layout::unique_segment_for_sections_specified_): New member.
2176 (Layout::section_segment_map_): New member.
2177 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2178 Rename is_gc_pass_one to is_pass_one.
2179 Rename is_gc_pass_two to is_pass_two.
2180 Rename is_gc_or_icf to is_two_pass.
2181 Check for which pass based on whether symbols data is present.
2182 Make it two pass when unique segments for sections is desired.
2183 * output.cc (Output_section::Output_section): Initialize new
2185 * output.h (Output_section::is_unique_segment): New function.
2186 (Output_section::set_is_unique_segment): New function.
2187 (Output_section::is_unique_segment_): New member.
2188 (Output_section::extra_segment_flags): New function.
2189 (Output_section::set_extra_segment_flags): New function.
2190 (Output_section::extra_segment_flags_): New member.
2191 (Output_section::segment_alignment): New function.
2192 (Output_section::set_segment_alignment): New function.
2193 (Output_section::segment_alignment_): New member.
2194 (Output_segment::Output_segment): Initialize is_unique_segment_.
2195 (Output_segment::is_unique_segment): New function.
2196 (Output_segment::set_is_unique_segment): New function.
2197 (Output_segment::is_unique_segment_): New member.
2198 * plugin.cc (allow_unique_segment_for_sections): New function.
2199 (unique_segment_for_sections): New function.
2200 (Plugin::load): Add new functions to transfer vector.
2201 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2202 * Makefile.in: Regenerate.
2203 * testsuite/plugin_final_layout.sh: Check if unique segment
2204 functionality works.
2205 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2207 (allow_unique_segment_for_sections): New global.
2208 (unique_segment_for_sections): New global.
2209 (claim_file_hook): Call allow_unique_segment_for_sections.
2210 (all_symbols_read_hook): Call unique_segment_for_sections.
2212 2012-08-22 Cary Coutant <ccoutant@google.com>
2214 * layout.cc (Layout::include_section): Don't assert on GROUP
2215 sections with --emit-relocs.
2217 2012-08-21 Cary Coutant <ccoutant@google.com>
2219 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2220 if --export-dynamic-symbol names an undef symbol.
2222 2012-08-18 Alan Modra <amodra@gmail.com>
2224 * powerpc.cc: Formatting and white space.
2225 (Powerpc_relobj): Rename got2_section_ to special_.
2226 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2227 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2228 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2229 (Target_powerpc): Add Address typedef and invalid_address. Use
2231 (Target_powerpc::is_branch_reloc): New function.
2232 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2233 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2234 for dst_mask, value and addend.
2235 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2236 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2237 (Output_data_glink::do_write): Correct toc base. Don't try to use
2238 uint16_t for 24-bit offset. Use get_output_section_offset and
2240 (Target_powerpc::Scan::local): Handle more relocs.
2241 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2242 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2243 Plug in toc restoring insn after plt calls. Translate branches
2244 to function descriptor symbols to corresponding entry point.
2245 (Target_powerpc::relocate_for_relocatable): Check return from
2246 get_output_section_offset.
2247 * symtab.h: Comment typo.
2249 2012-08-14 Ian Lance Taylor <iant@google.com>
2251 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2252 unsupported_relocal_local to call unsupported_reloc_global.
2254 2012-08-14 Nick Clifton <nickc@redhat.com>
2257 * script-sections.cc (Sections_element::output_section_name): Add
2258 keep return parameter.
2259 (Output_section_element::match_name): Add keep return parameter.
2260 Return the value of the keep_ member.
2261 * script-sections.h (class Output_section): Update
2262 output_section_name prototype.
2263 * layout.cc (Layout::keep_input_section): New public member
2265 (Layout::choose_output_section): Pass keep parameter to
2266 output_section_name.
2267 * layout.h (class Layout): Add keep_input_section.
2268 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2270 * testsuite/Makefile.am: Add a test.
2271 * testsuite/Makefile.in: Regenerate.
2272 * testsuite/pr14265.c: Source file for the test.
2273 * testsuite/pr14265.t: Linker script for the test.
2274 * testsuite/pr14265.sh: Shell script for the test.
2276 2012-08-14 Alan Modra <amodra@gmail.com>
2278 * target.h (Target::output_section_name): New function.
2279 (Target::do_output_section_name): New function.
2280 * layout.cc (Layout::choose_output_section): Call the above.
2281 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2283 2012-08-14 Alan Modra <amodra@gmail.com>
2285 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2286 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2287 for replace_constant call.
2288 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2289 (Output_data_glink::do_print_to_mapfile): New function.
2290 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2291 (Target_powerpc::Relocate::relocate): Likewise.
2293 2012-08-14 Alan Modra <amodra@gmail.com>
2295 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2296 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2297 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2298 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2299 all references to shndx_. Handle special case for R_PPC_PLTREL24
2301 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2302 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2303 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2305 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2306 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2308 2012-08-12 Alan Modra <amodra@gmail.com>
2310 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2311 (glink insn constants): Use uint32_t.
2312 (Output_data_glink::add_entry): Use insert, not [] operator.
2314 2012-08-11 Alan Modra <amodra@gmail.com>
2316 * object.h (Sized_relobj_file::find_shdr): New function.
2317 (Sized_relobj_file::find_special_sections): New function.
2318 * object.cc (Sized_relobj_file::find_shdr): New function.
2319 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2320 (Sized_relobj_file::find_special_sections): New function, split out..
2321 (Sized_relobj_file::do_read_symbols): ..from here.
2322 * output.h (Output_data_got::replace_constant): New function.
2323 (Output_data_got::num_entries): New function.
2324 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2325 (Output_data_got::got_offset): Protected rather than private.
2326 (Output_data_got::replace_got_entry): New function.
2327 * output.cc (Output_data_got::replace_got_entry): New function.
2328 * powerpc.cc (class Powerpc_relobj): New.
2329 (class Powerpc_relocate_functions): Delete all psymval variants or
2330 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2331 Implement _ha functions using corresponding _hi function.
2332 (Powerpc_relobj::find_special_sections): New function.
2333 (Target_powerpc::do_make_elf_object): New function.
2334 (class Output_data_got_powerpc): New.
2335 (class Output_data_glink): New.
2336 (class Powerpc_scan_relocatable_reloc): New.
2337 Many more changes througout file.
2339 2012-08-09 Nick Clifton <nickc@redhat.com>
2341 * po/vi.po: Updated Vietnamese translation.
2343 2012-08-07 Ian Lance Taylor <iant@google.com>
2345 * layout.cc (Layout::add_target_dynamic_tags): If
2346 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2349 2012-07-30 Nick Clifton <nickc@redhat.com>
2351 * po/gold.pot: Updated template.
2352 * po/es.po: Updated Spanish translation.
2354 2012-07-18 Cary Coutant <ccoutant@google.com>
2357 * configure.ac: Add check for -gpubnames support.
2358 * configure: Regenerate.
2359 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2360 support; force -gno-pubnames.
2361 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2363 (gdb_index_test_4): New test.
2364 * testsuite/Makefile.in: Regenerate.
2365 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2366 * testsuite/gdb_index_test_2.sh: Likewise.
2367 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2368 * testsuite/gdb_index_test_4.sh: New script.
2369 * testsuite/gdb_index_test_comm.sh: New script with common code;
2370 don't look for space after colon.
2372 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2374 * gold.cc (queue_middle_tasks): Update function order only after
2375 deferred objects due to plugins are processed.
2377 2012-07-11 Ian Lance Taylor <iant@google.com>
2379 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2380 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2381 (Target_arm::scan_reloc_for_stub): Likewise.
2382 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2383 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2384 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2385 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2386 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2388 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2389 Ian Lance Taylor <iant@google.com>
2392 * configure.ac: Test whether std::tr1::hash<off_t> works.
2393 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2395 * output.h (class Output_fill): Add virtual destructor.
2396 * configure, config.in: Rebuild.
2398 2012-06-22 Roland McGrath <mcgrathr@google.com>
2400 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2402 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2404 * plugin.cc (Plugin::load): Handle position independent executables.
2406 2012-06-06 Cary Coutant <ccoutant@google.com>
2408 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2410 (lines_only_debug_sections): Likewise.
2411 (gdb_fast_lookup_sections): New static array.
2412 (is_gdb_debug_section): Rename formal parameter.
2413 (is_lines_only_debug_section): Likewise.
2414 (is_gdb_fast_lookup_section): New function.
2415 (Layout::include_section): Check for ".zdebug_" prefix; pass
2416 section name suffix to is_gdb_debug_section, et al.; check for
2417 fast-lookup sections when building .gdb_index.
2418 * options.h (--strip-debug-gdb): Update GDB version number.
2420 2012-06-06 Cary Coutant <ccoutant@google.com>
2422 * configure.ac: Add check for fallocate.
2423 * configure: Regenerate.
2424 * config.in: Regenerate.
2426 * options.h (class General_options): Add --mmap-output-file and
2427 --posix-fallocate options.
2428 * output.cc: (posix_fallocate): Remove; replace with...
2429 (gold_fallocate): New function.
2430 (Output_file::map_no_anonymous): Call gold_fallocate.
2431 (Output_file::map): Check --mmap-output-file option.
2433 2012-06-05 Jing Yu <jingyu@google.com>
2435 * gold.h (textdomain): Add do {} to empty while(0).
2436 (bindtextdomain): Likewise.
2438 2012-06-04 Cary Coutant <ccoutant@google.com>
2440 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2443 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2445 * symtab.cc (Symbol_table::define_special_symbol):
2446 Initialize *poldsym to prevent uninitialized variable errors.
2448 2012-05-23 Cary Coutant <ccoutant@google.com>
2450 * layout.cc (Layout::section_name_mapping): Add rules to handle
2451 exact match on .data.rel.ro.local or .data.rel.ro.
2452 (Layout::output_section_name): Check for exact matches.
2454 2012-05-23 Cary Coutant <ccoutant@google.com>
2456 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2459 2012-05-22 Cary Coutant <ccoutant@google.com>
2461 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2462 object before exporting symbol.
2464 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2466 * testsuite/tls_test.cc: Include "config.h" first.
2467 * testsuite/tls_test_c.c: Likewise.
2469 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2470 Nick Clifton <nickc@redhat.com>
2473 * configure.in: Add check that sysdep.h has been included before
2474 any system header files.
2475 * configure: Regenerate.
2476 * config.in: Regenerate.
2478 2012-05-14 Cary Coutant <ccoutant@google.com>
2480 * layout.cc (Layout::make_output_section): Mark .tdata section
2482 * testsuite/relro_test.cc: Add a TLS variable.
2484 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2487 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2488 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2491 2012-05-08 Cary Coutant <ccoutant@google.com>
2493 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2494 (lines_only_debug_sections): Likewise.
2496 2012-05-02 Roland McGrath <mcgrathr@google.com>
2498 * nacl.cc: New file.
2500 * Makefile.am (CCFILES, HFILES): Add them.
2501 * Makefile.in: Regenerate.
2502 * i386.cc (Output_data_plt_i386_nacl): New class.
2503 (Output_data_plt_i386_nacl_exec): New class.
2504 (Output_data_plt_i386_nacl_dyn): New class.
2505 (Target_i386_nacl): New class.
2506 (Target_selector_i386_nacl): New class.
2507 (target_selector_i386): Use it instead of Target_selector_i386.
2508 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2509 (Target_x86_64_nacl): New class.
2510 (Target_selector_x86_64_nacl): New class.
2511 (target_selector_x86_64, target_selector_x32): Use it instead of
2512 Target_selector_x86_64.
2513 * arm.cc (Output_data_plt_arm_nacl): New class.
2514 (Target_arm_nacl): New class.
2515 (Target_selector_arm_nacl): New class.
2516 (target_selector_arm, target_selector_armbe): Use it instead of
2517 Target_selector_arm.
2519 * target-select.cc (select_target): Take new Input_file* and off_t
2520 arguments, pass them on to recognize method of selector.
2521 * object.cc (make_elf_sized_object): Update caller.
2522 * parameters.cc (parameters_force_valid_target): Likewise.
2523 * incremental.cc (make_sized_incremental_binary): Likewise.
2524 * target-select.h: Update decl.
2525 (Target_selector::recognize): Take new Input_file* argument,
2526 pass it on to do_recognize.
2527 (Target_selector::do_recognize): Take new Input_file* argument.
2528 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2529 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2530 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2531 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2533 * target.h (Target::Target_info): New members isolate_execinstr
2535 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2536 * arm.cc (Target_arm::arm_info): Update initializer.
2537 * i386.cc (Target_i386::i386_info): Likewise.
2538 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2539 * sparc.cc (Target_sparc::sparc_info): Likewise.
2540 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2541 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2542 * layout.cc (Layout::attach_allocated_section_to_segment):
2543 Take new const Target* argument. If target->isolate_execinstr(), act
2545 (Layout::find_first_load_seg): Take new const Target* argument;
2546 if target->isolate_execinstr(), reject PF_X segments.
2547 (Layout::relaxation_loop_body): Update caller.
2548 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2549 reset file offset to zero when we hit LOAD_SEG, and then do a second
2550 loop over the segments before LOAD_SEG to reassign offsets after
2551 addresses have been determined. Handle target->rosegment_gap().
2552 (Layout::attach_section_to_segment): Take new const Target* argument;
2553 pass it to attach_allocated_section_to_segment.
2554 (Layout::make_output_section): Update caller.
2555 (Layout::attach_sections_to_segments): Take new const Target* argument;
2556 pass it to attach_section_to_segment.
2557 * gold.cc (queue_middle_tasks): Update caller.
2558 * layout.h (Layout): Update method decls with new arguments.
2560 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2561 Target_info pointer to use.
2562 (Target_arm::do_make_data_plt): New virtual method.
2563 (Target_arm::make_data_plt): New method that calls it.
2564 (Target_arm::make_plt_entry): Use it.
2565 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2566 for the section alignment.
2567 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2569 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2570 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2572 (Output_data_plt_arm::get_plt_entry_size): Call it.
2573 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2574 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2575 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2577 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2578 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2579 method instead of sizeof(plt_entry).
2580 (Output_data_plt_arm::add_entry): Likewise.
2581 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2582 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2584 (Target_arm::plt_entry_size): Likewise.
2585 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2587 (Output_data_plt_arm_standard): ... here, new class.
2588 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2589 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2590 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2592 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2593 Take additional argument for the PLT entry size.
2594 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2595 Use get_plt_entry_size method rather than plt_entry_size variable.
2596 (Output_data_plt_x86_64::reserve_slot): Likewise.
2597 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2598 (Output_data_plt_x86_64::add_entry): Likewise.
2599 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2600 (Output_data_plt_x86_64::address_for_global): Likewise.
2601 (Output_data_plt_x86_64::address_for_local): Likewise.
2602 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2603 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2604 Make method non-static.
2605 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2607 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2608 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2609 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2610 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2612 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2613 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2615 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2616 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2618 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2619 (Output_data_plt_x86_64::plt_entry_size)
2620 (Output_data_plt_x86_64::first_plt_entry)
2621 (Output_data_plt_x86_64::plt_entry)
2622 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2623 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2624 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2625 (Output_data_plt_x86_64_standard): ... here, new class.
2626 (Target_x86_64::Target_x86_64): Take optional argument for the
2627 Target_info pointer to use.
2628 (Target_x86_64::do_make_data_plt): New virtual method.
2629 (Target_x86_64::make_data_plt): New method to call it.
2630 (Target_x86_64::init_got_plt_for_update): Use that.
2631 Call this->plt_->add_eh_frame method here.
2632 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2633 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2634 rather than static method.
2635 (Target_x86_64::plt_entry_size): Likewise.
2636 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2637 rather than plt_entry_size variable. Move guts of PLT filling to...
2638 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2639 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2640 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2642 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2643 additional argument for the section alignment.
2644 Don't do add_eh_frame_for_plt here.
2645 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2646 non-static. Use get_plt_entry_size method rather than plt_entry_size
2648 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2650 (Output_data_plt_i386::get_plt_entry_size): Call it.
2651 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2652 (Output_data_plt_i386::add_eh_frame): New method to call it.
2653 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2655 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2656 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2658 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2659 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2660 method instead of plt_entry_size.
2661 (Output_data_plt_i386::plt_entry_size)
2662 (Output_data_plt_i386::plt_eh_frame_fde_size)
2663 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2664 (Output_data_plt_i386_standard): ... here, new class.
2665 (Output_data_plt_i386_exec): New class.
2666 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2667 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2668 (Output_data_plt_i386::exec_plt_entry): Move to ...
2669 (Output_data_plt_i386_exec::plt_entry): ... here.
2670 (Output_data_plt_i386_dyn): New class.
2671 (Output_data_plt_i386::first_plt_entry): Move to ...
2672 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2673 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2674 (Output_data_plt_i386_dyn::plt_entry): ... here.
2675 (Target_i386::Target_i386): Take optional argument for the Target_info
2677 (Target_i386::do_make_data_plt): New virtual method.
2678 (Target_i386::make_data_plt): New method to call it.
2679 (Target_i386::make_plt_section): Use that.
2680 Call this->plt_->add_eh_frame method here.
2681 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2682 rather than plt_entry_size variable.
2683 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2684 (Output_data_plt_i386::address_for_local): Likewise.
2685 (Output_data_plt_i386::do_write): Likewise.
2686 Move guts of PLT filling to...
2687 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2688 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2689 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2690 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2692 2012-05-01 Cary Coutant <ccoutant@google.com>
2694 * dwarf_reader.cc (Dwarf_die::read_attributes)
2695 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2696 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2697 * reduced_debug_output.cc
2698 (Output_reduced_debug_info_section::get_die_end): Remove
2699 DW_FORM_GNU_ref_index. Add default case.
2701 2012-04-26 Mark Wielaard <mjw@redhat.com>
2703 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2704 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2705 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2706 DW_AT_high_pc as offset from DW_AT_low_pc.
2708 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2709 * testsuite/Makefile.in: Regenerate.
2710 * testsuite/gdb_index_test_3.c: New test source file.
2711 * testsuite/gdb_index_test_3.sh: New test source file.
2713 2012-04-25 Ian Lance Taylor <iant@google.com>
2715 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2717 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2718 as a class, not a struct.
2719 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2720 (Target_arm::apply_cortex_a8_workaround): Likewise.
2721 * gc.h: Declare Reloc_types as a struct, not a class.
2722 * object.h: Declare Symbols_data as a struct.
2723 * reloc.h: Declare Read_relocs_data as a struct.
2724 * target.h: Declare Relocate_info as a struct.
2726 2012-04-24 David S. Miller <davem@davemloft.net>
2728 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2729 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2732 2012-04-24 Cary Coutant <ccoutant@google.com>
2734 * incremental-dump.cc (find_input_containing_global): Replace
2735 magic number with symbolic constant.
2736 (dump_incremental_inputs): Update version number.
2737 * incremental.cc (Output_section_incremental_inputs): Update version
2738 number; import symbolic constants from Incremental_inputs_reader.
2739 (Incremental_inputs::create_data_sections): Align relocations
2740 section correctly for 64-bit targets.
2741 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2742 constants; add padding.
2743 (Output_section_incremental_inputs::write_header): Add assert for
2745 (Output_section_incremental_inputs::write_input_files): Add assert
2746 for input_entry_size.
2747 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2748 add assert for object_info_size, input_section_entry_size,
2749 global_sym_entry_size.
2750 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2751 for data structure sizes; use them.
2752 (Incremental_input_entry_reader): Import symbolic constants from
2753 Incremental_inputs_reader; use them.
2755 2012-04-23 David S. Miller <davem@davemloft.net>
2757 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2759 (Target_sparc::Target_sparc): Initialize new fields.
2760 (Target_sparc::do_make_elf_object): New function.
2761 (Target_sparc::do_adjust_elf_header): New function.
2763 2012-04-23 Cary Coutant <ccoutant@google.com>
2765 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2766 CU range table of gdb index.
2768 2012-04-20 David S. Miller <davem@davemloft.net>
2770 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2773 2012-04-16 David S. Miller <davem@davemloft.net>
2775 * sparc.cc (Target_sparc::got_address): New function.
2776 (Sparc_relocate_functions::gdop_hix22): New function.
2777 (Sparc_relocate_functions::gdop_lox10): New function.
2778 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2780 (Target_sparc::Scan::local): Likewise if the global symbol is not
2781 preemptible and is not IFUNC.
2782 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2783 transformations for local and non-preemptible non-IFUNC global
2786 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2787 writing out 64-bit part of ranges.
2789 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2790 -fpic and -fpie respectively.
2791 * Makefile.in: Regenerate.
2793 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2794 (Target_sparc::Target_sparc): Initialize new field.
2795 (Target_sparc::do_plt_section_for_global): New function.
2796 (Target_sparc::do_plt_section_for_local): New function.
2797 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2798 (Target_sparc::make_plt_section): New function, broken out of
2799 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2800 (Target_sparc::make_plt_entry): Call make_plt_section.
2801 (Target_sparc::make_local_ifunc_plt_entry): New function.
2802 (Target_sparc::rela_ifunc_section): New function.
2803 (Target_sparc::plt_section): Remove const.
2804 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2805 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2806 and ifunc_count_ fields.
2807 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2808 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2809 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2810 (Output_data_plt_sparc::rela_ifunc): New function.
2811 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2812 (Output_data_plt_sparc::has_ifunc_section): New function.
2813 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2814 (Output_data_plt_sparc::address_for_global): New function.
2815 (Output_data_plt_sparc::address_for_local): New function.
2816 (Output_data_plt_sparc::plt_index_to_offset): New function.
2817 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2819 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2821 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2822 R_SPARC_JMP_IREL to switch.
2823 (Target_sparc::Scan::check_non_pic): Likewise.
2824 (Target_sparc::Scan::local): Handle IFUNC symbols.
2825 (Target_sparc::Scan::local): Likewise.
2826 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2827 and plt_address_for_local.
2828 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2829 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2831 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2832 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2833 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2834 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2836 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2837 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2839 * sparc.cc (Target_sparc::Scan::global): Likewise.
2840 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2842 2012-04-16 Cary Coutant <ccoutant@google.com>
2844 * archive.cc (Library_base::should_include_member): Check for
2845 --export-dynamic-symbol.
2846 * options.h (class General_options): Add --export-dynamic-symbol.
2847 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2848 --export-dynamic-symbol.
2849 (Symbol_table::gc_mark_undef_symbols): Likewise.
2850 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2852 2012-04-12 David S. Miller <davem@davemloft.net>
2854 * sparc.cc (Reloc::wdisp10): New relocation method.
2855 (Reloc::h34): Likewise.
2856 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2857 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2859 (Target_sparc::Scan::local): Likewise.
2860 (Target_sparc::Scan::global): Likewise.
2861 (Target_sparc::Relocate::relocate): Likewise.
2863 2012-04-09 Cary Coutant <ccoutant@google.com>
2865 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2868 2012-04-06 Ian Lance Taylor <iant@google.com>
2870 * timer.cc: #include <unistd.h>.
2872 2012-04-06 Roland McGrath <mcgrathr@google.com>
2874 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2875 * config.in: Regenerate.
2876 * configure: Regenerate.
2878 2012-04-05 Nick Clifton <nickc@redhat.com>
2880 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2881 (AM_LC_MESSAGES): Add.
2882 * aclocal.m4: Regenerate.
2883 * config.in: Regenerate.
2884 * configure: Regenerate.
2886 2012-03-21 Cary Coutant <ccoutant@google.com>
2888 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2889 * Makefile.in: Regenerate.
2890 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2891 (Sized_elf_reloc_mapper::symbol_section): New function.
2892 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2893 (make_elf_reloc_mapper): New function.
2894 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2895 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2896 (Dwarf_abbrev_table::do_get_abbrev): New function.
2897 (Dwarf_ranges_table::read_ranges_table): New function.
2898 (Dwarf_ranges_table::read_range_list): New function.
2899 (Dwarf_pubnames_table::read_section): New function.
2900 (Dwarf_pubnames_table::read_header): New function.
2901 (Dwarf_pubnames_table::next_name): New function.
2902 (Dwarf_die::Dwarf_die): New function.
2903 (Dwarf_die::read_attributes): New function.
2904 (Dwarf_die::skip_attributes): New function.
2905 (Dwarf_die::set_name): New function.
2906 (Dwarf_die::set_linkage_name): New function.
2907 (Dwarf_die::attribute): New function.
2908 (Dwarf_die::string_attribute): New function.
2909 (Dwarf_die::int_attribute): New function.
2910 (Dwarf_die::uint_attribute): New function.
2911 (Dwarf_die::ref_attribute): New function.
2912 (Dwarf_die::child_offset): New function.
2913 (Dwarf_die::sibling_offset): New function.
2914 (Dwarf_info_reader::check_buffer): New function.
2915 (Dwarf_info_reader::parse): New function.
2916 (Dwarf_info_reader::do_parse): New function.
2917 (Dwarf_info_reader::do_read_string_table): New function.
2918 (Dwarf_info_reader::lookup_reloc): New function.
2919 (Dwarf_info_reader::get_string): New function.
2920 (Dwarf_info_reader::visit_compilation_unit): New function.
2921 (Dwarf_info_reader::visit_type_unit): New function.
2922 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2923 Sized_elf_reloc_mapper.
2924 (Sized_dwarf_line_info::symbol_section): Remove function.
2925 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2926 (Sized_dwarf_line_info::read_line_mappings): Remove object
2927 parameter, adjust callers.
2928 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2929 * dwarf_reader.h: Include <sys/types.h>.
2930 (class Track_relocs): Remove forward declaration.
2931 (class Elf_reloc_mapper): New class.
2932 (class Sized_elf_reloc_mapper): New class.
2933 (class Dwarf_abbrev_table): New class.
2934 (class Dwarf_range_list): New class.
2935 (class Dwarf_ranges_table): New class.
2936 (class Dwarf_pubnames_table): New class.
2937 (class Dwarf_die): New class.
2938 (class Dwarf_info_reader): New class.
2939 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2940 (Sized_dwarf_line_info::symbol_section): Remove member function.
2941 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2943 * gdb-index.cc: New source file.
2944 * gdb-index.h: New source file.
2945 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2946 and .debug_types sections, call Layout::add_to_gdb_index.
2947 (Sized_relobj_incr::do_section_name): Implement.
2948 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2949 return type; Implement.
2950 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2952 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2953 parameter list and return type.
2954 (Sized_incr_dynobj::do_section_contents): Likewise.
2955 * layout.cc: Include gdb-index.h.
2956 (Layout::Layout): Initialize gdb_index_data_.
2957 (Layout::init_fixed_output_section): Check for .gdb_index section.
2958 (Layout::add_to_gdb_index): New function. Instantiate.
2959 * layout.h: Add forward declaration for class Gdb_index.
2960 (Layout::add_to_gdb_index): New member function.
2961 (Layout::gdb_index_data_): New data member.
2962 * main.cc: Include gdb-index.h.
2963 (main): Print statistics for gdb index.
2964 * object.cc (Object::section_contents): Move code into
2965 do_section_contents.
2966 (need_decompressed_section): Check for sections needed when building
2968 (build_compressed_section_map): Likewise.
2969 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2971 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2972 sections; call Layout::add_to_gdb_index.
2973 (Sized_relobj_file::do_decompressed_section_contents): Call
2974 do_section_contents directly.
2975 * object.h (Object::do_section_contents): Adjust parameter list and
2977 (Object::do_decompressed_section_contents): Call do_section_contents
2979 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2981 * options.h (class General_options): Add --gdb-index option.
2982 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2983 list and return type.
2984 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2985 * reloc.h (Track_relocs::checkpoint): New function.
2986 (Track_relocs::reset): New function.
2988 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2990 * testsuite/Makefile.in: Regenerate.
2991 * testsuite/gdb_index_test.cc: New test source file.
2992 * testsuite/gdb_index_test_1.sh: New test source file.
2993 * testsuite/gdb_index_test_2.sh: New test source file.
2995 2012-03-19 Doug Kwan <dougkwan@google.com>
2997 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2998 (Target_arm::do_finalize_sections): Remove code which defines
2999 __exidx_start and __exidx_end. Make symbol table parameter
3000 anonymous as it is not used.
3001 * gold.cc (queue_middle_tasks): Call target hook to define any
3002 target-specific symbols.
3003 * target.h (Target::define_standard_symbols): New method.
3004 (Target::do_define_standard_symbols): Same.
3005 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3006 * testsuite/Makefile.in: Regenerate.
3007 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3009 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3010 relocations are generated for __exidx_start and __exidx_end.
3012 2012-03-16 Doug Kwan <dougkwan@google.com>
3014 * testsuite/Makefile.am: Disable test initpri3b.
3015 * testsuite/Makefile.in: Regenerate.
3017 2012-03-15 Doug Kwan <dougkwan@google.com>
3019 * arm.cc (Target_arm::got_section): Make .got section read-only
3022 2012-03-15 Ian Lance Taylor <iant@google.com>
3025 * layout.cc (Layout::make_output_section): Correctly mark
3026 SHT_INIT_ARRAY, et. al., as relro.
3028 2012-03-14 Doug Kwan <dougkwan@google.com>
3030 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3031 dynamic relocations for protected symbols in shared objects.
3033 2012-03-13 Ian Lance Taylor <iant@google.com>
3035 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3036 keep the larger alignment.
3038 2012-03-12 Cary Coutant <ccoutant@google.com>
3040 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3041 handling of DW_LNE_define_file.
3043 2012-03-12 Cary Coutant <ccoutant@google.com>
3045 * reduced_debug_output.cc
3046 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3049 2012-02-29 Cary Coutant <ccoutant@google.com>
3051 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3053 2012-02-29 Cary Coutant <ccoutant@google.com>
3055 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3056 Call Object::decompressed_section_contents.
3057 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3059 (Sized_dwarf_line_info::buffer_start_): New data member.
3060 * merge.cc (Output_merge_data::do_add_input_section): Call
3061 Object::decompressed_section_contents.
3062 (Output_merge_string::do_add_input_section): Likewise.
3063 * object.cc (need_decompressed_section): New function.
3064 (build_compressed_section_map): Decompress sections needed later.
3065 (Sized_relobj_file::do_decompressed_section_contents): New function.
3066 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3067 * object.h (Object::decompressed_section_contents): New function.
3068 (Object::discard_decompressed_sections): New function.
3069 (Object::do_decompressed_section_contents): New function.
3070 (Object::do_discard_decompressed_sections): New function.
3071 (Compressed_section_info): New type.
3072 (Compressed_section_map): Include decompressed section contents.
3073 (Sized_relobj_file::do_decompressed_section_contents): New function.
3074 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3076 2012-02-16 Cary Coutant <ccoutant@google.com>
3078 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3079 * testsuite/Makefile.in: Regenerate.
3081 2012-02-14 Cary Coutant <ccoutant@google.com>
3083 * options.cc (General_options::finalize): Disallow -pie and -static.
3085 2012-02-03 Doug Kwan <dougkwan@google.com>
3087 * arm.cc (Arm_relocate_functions::abs8,
3088 Arm_relocate_functions::abs16): Use
3089 Bits::has_signed_unsigned_overflow32.
3090 (Arm_relocate_functions::thm_abs8): Correct range of
3092 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3095 2012-02-02 Doug Kwan <dougkwan@google.com>
3097 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3098 position independent outputs, not just shared objects.
3100 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3102 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3103 * configure: Regenerated.
3105 2012-01-27 Ian Lance Taylor <iant@google.com>
3107 * reloc.h (Bits): New class with static functions, copied from
3108 namespace utils in arm.cc.
3109 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3112 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3114 * incremental.cc (write_info_blocks): Correct relocation offset.
3116 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3118 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3119 (Relocate::tls_gd_to_le): Likewise.
3121 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3123 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3125 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3127 * configure.ac: Check if -mcmodel=medium works.
3128 * configure: Regenerated.
3130 2012-01-24 Cary Coutant <ccoutant@google.com>
3132 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3134 (read_unsigned_LEB_128_x): ... this new function.
3135 (read_signed_LEB_128): Replaced with inline definition and ...
3136 (read_signed_LEB_128_x): ... this new function.
3137 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3138 (read_unsigned_LEB_128): Add inline definition.
3139 (read_signed_LEB_128_x): New function.
3140 (read_signed_LEB_128): Add inline definition.
3141 * testsuite/Makefile.am (leb128_unittest): New unit test.
3142 * testsuite/Makefile.in: Regenerate.
3143 * testsuite/leb128_unittest.cc: New unit test.
3145 2012-01-23 Ian Lance Taylor <iant@google.com>
3148 * i386.cc (Target_i386::do_code_fill): When using a jmp
3149 instruction, pad with nop instructions.
3150 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3152 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3154 * x86_64.cc (gc_process_relocs): Add typename on types used in
3156 (scan_relocs): Likewise.
3157 (relocate_section): Likewise.
3158 (apply_relocation): Likewise.
3160 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3162 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3163 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3166 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3168 * x86_64.cc: Initial support for x32.
3170 2012-01-03 Cary Coutant <ccoutant@google.com>
3172 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3173 Use abstract base class for GOT.
3174 * gold/output.h (class Output_data_got_base): New abstract base class.
3175 (class Output_data_got): Derive from new base class, adjust ctors.
3176 (Output_data_got::reserve_slot): Make virtual; rename to
3177 do_reserve_slot; Adjust callers.
3178 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3179 pointer to abstract base class.
3180 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3182 2011-12-18 Ian Lance Taylor <iant@google.com>
3184 * object.h (Relobj::local_symbol_value): New function.
3185 (Relobj::local_plt_offset): New function.
3186 (Relobj::local_has_got_offset): New function.
3187 (Relobj::local_got_offset): New function.
3188 (Relobj::set_local_got_offset): New function.
3189 (Relobj::do_local_symbol_value): New pure virtual function.
3190 (Relobj::do_local_plt_offset): Likewise.
3191 (Relobj::do_local_has_got_offset): Likewise.
3192 (Relobj::do_local_got_offset): Likewise.
3193 (Relobj::do_set_local_got_offset): Likewise.
3194 (Sized_relobj::do_local_has_got_offset): Rename from
3195 local_has_got_offset.
3196 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3197 (Sized_relobj::do_set_local_got_offset): Rename from
3198 set_local_got_offset.
3199 (Sized_relobj_file::do_local_plt_offset): Rename from
3201 (Sized_relobj_file::do_local_symbol_value): New function.
3202 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3204 * output.cc (Output_data_got::Got_entry::write): Change object to
3205 Relobj. Use local_symbol_value.
3206 (Output_data_got::add_global_with_rel): Change rel_dyn to
3207 Output_data_reloc_generic*. Use add_global_generic.
3208 (Output_data_got::add_global_with_rela): Remove. Change all
3209 callers to use add_global_with_rel.
3210 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3211 Output_data_reloc_generic*. Use add_global_generic.
3212 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3213 callers to use add_global_pair_with_rel.
3214 (Output_data_got::add_local): Change object to Relobj*.
3215 (Output_data_got::add_local_plt): Likewise.
3216 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3217 change rel_dyn to Output_data_reloc_generic*. Use
3219 (Output_data_got::add_local_with_rela): Remove. Change all
3220 callers to use all_local_with_rel.
3221 (Output_data_got::add_local_pair_with_rel): Change object to
3222 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3223 add_output_section_generic.
3224 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3225 callers to use add_local_pair_with_rel.
3226 (Output_data_got::reserve_local): Change object to Relobj*.
3227 * output.h: (class Output_data_reloc_generic): Add pure virtual
3228 declarations for add_global_generic, add_local_generic,
3229 add_output_section_generic.
3230 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3231 functions for Output_data_reloc_generic. Update declarations for
3232 changes listed in output.cc.
3233 (class Output_data_got): Change template parameter to got_size.
3234 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3235 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3237 (Sized_relobj_incr::do_local_plt_offset): New function.
3238 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3241 2011-12-17 Cary Coutant <ccoutant@google.com>
3243 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3244 * resolve.cc (Symbol_table::resolve): Likewise.
3245 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3247 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3249 2011-12-16 Ian Lance Taylor <iant@google.com>
3251 * output.h (Output_data_reloc_generic::add): Only call
3252 add_dynamic_reloc if this is a dynamic reloc section.
3254 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3257 * target-reloc.h (apply_relocation): Replace <64, false> with
3260 2011-11-25 Nick Clifton <nickc@redhat.com>
3262 * po/it.po: New Italian translation.
3264 2011-11-17 Sterling Augustine <saugustine@google.com>
3266 * script.cc (script_include_directive): Implement.
3267 (read_script_file): New local variables name and search_path. Update
3268 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3269 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3270 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3272 2011-11-11 Sterling Augustine <saugustine@google.com>
3274 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3275 (file_or_sections_cmd): Likewise.
3277 2011-11-11 Doug Kwan <dougkwan@google.com>
3279 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3280 if --just-symbols is given.
3282 2011-11-10 Doug Kwan <dougkwan@google.com>
3285 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3286 when processing data relocs.
3287 * reloc.h (Relocate_functions::rel_unaligned): New method.
3288 (Relocate_functions::pcrel_unaligned): Ditto.
3289 (Relocate_functions::rel32_unaligned): Ditto.
3290 (Relocate_functions::pcrel32_unaligned): Ditto.
3292 2011-11-09 Doug Kwan <dougkwan@google.com>
3295 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3296 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3297 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3298 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3299 (Relocate_functions::rel_unaligned): New.
3300 (Relocate_functions::rel32_unaligned): New.
3301 * target-reloc.h (relocate_for_relocatable): Add code to handle
3302 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3303 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3304 arm_unaligned_reloc_r): New targets.
3305 * testsuite/Makefile.in: Regenerate.
3306 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3309 2011-11-02 Ian Lance Taylor <iant@google.com>
3311 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3313 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3314 * options.cc (General_options::finalize): Use library search path
3315 from configure script if specified. If not native and no sysroot,
3316 only search TOOLLIBDIR.
3317 * options.h (Search_directory::Search_directory): Change name to
3319 (General_options::add_to_library_path_with_sysroot): Change arg to
3321 * configure, Makefile.in, config.in: Rebuild.
3323 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3325 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3326 we are working around the ARM1176 Erratum.
3327 * options.h (General_options::fix_arm1176): Add option.
3328 * testsuite/Makefile.am: Add testcases, and keep current ones
3330 * testsuite/Makefile.in: Regenerate.
3331 * testsuite/arm_fix_1176.s: New file.
3332 * testsuite/arm_fix_1176.sh: Likewise.
3334 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3336 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3338 (Target_arm::may_use_blx): Remove method.
3339 (Target_arm::set_may_use_blx): Likewise.
3340 (Target_arm::may_use_v4t_interworking): New method.
3341 (Target_arm::may_use_v5t_interworking): Likewise.
3342 (Target_arm::may_use_blx_): Remove member variable.
3343 (Arm_relocate_functions::arm_branch_common): Check for v5T
3345 (Arm_relocate_functions::thumb_branch_common): Likewise.
3346 (Reloc_stub::stub_type_for_reloc): Likewise.
3347 (Target_arm::do_finalize_sections): Correct interworking checks.
3348 * testsuite/Makefile.am: Add new tests.
3349 * testsuite/Makefile.in: Regenerate.
3350 * testsuite/arm_farcall_arm_arm.s: New test.
3351 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3352 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3353 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3354 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3355 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3356 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3357 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3359 2011-10-31 Cary Coutant <ccoutant@google.com>
3362 * expression.cc (Expression::eval_with_dot): Add
3363 is_section_dot_assignment parameter.
3364 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3365 absolute and assigning to dot within a section.
3366 * script-sections.cc
3367 (Output_section_element_assignment::set_section_addresses): Pass
3368 dot_section to set_if_absolute.
3369 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3370 as is_section_dot_assignment flag to eval_with_dot.
3371 (Output_section_element_dot_assignment::set_section_addresses):
3373 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3374 parameter. Also set value if relative to dot_section; set the
3375 symbol's output_section.
3376 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3377 parameter. Adjust all callers.
3378 (Expression::eval_maybe_dot): Likewise.
3379 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3381 * testsuite/script_test_2.t: Test assignment of an absolute value
3382 to dot within an output section element.
3384 2011-10-31 Cary Coutant <ccoutant@google.com>
3386 * options.h (class General_options): Add --[no-]gnu-unique options.
3387 * symtab.cc (Symbol_table::sized_write_globals): Convert
3388 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3390 2011-10-31 Cary Coutant <ccoutant@google.com>
3393 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3394 unnecessary assertion.
3395 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3397 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3399 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3401 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3403 Change to just keep the section associated with symbol.
3404 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3405 they are externally visible and --export-dynamic is turned on.
3406 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3408 2011-10-19 Ian Lance Taylor <iant@google.com>
3411 * script-sections.cc
3412 (Output_section_element_dot_assignment::needs_output_section): New
3415 2011-10-19 Ian Lance Taylor <iant@google.com>
3418 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3419 --section-start option was seen.
3420 * options.h (General_options::any_section_start): New function.
3422 2011-10-18 David S. Miller <davem@davemloft.net>
3425 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3426 member to track relocation locations that have moved during TLS
3427 reloc optimizations.
3428 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3429 (Target_sparc::Relocate::relocate): Adjust view down by 4
3430 bytes if it matches reloc_adjust_addr_.
3431 (Target_sparc::Relocate::relocate_tls): Always move the
3432 __tls_get_addr call delay slot instruction forward 4 bytes when
3433 performing relaxation.
3435 2011-10-18 Cary Coutant <ccoutant@google.com>
3437 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3438 (Output_file::map_no_anonymous): Check for non-zero
3439 return code from posix_fallocate.
3441 2011-10-17 Cary Coutant <ccoutant@google.com>
3444 * plugin.cc (is_visible_from_outside): Check for symbols
3445 referenced from dynamic objects.
3446 * resolve.cc (Symbol_table::resolve): Don't count references
3447 from dynamic objects as references from real ELF files.
3448 * testsuite/plugin_test_2.sh: Adjust expected result.
3450 2011-10-17 Cary Coutant <ccoutant@google.com>
3452 * gold.cc: Include timer.h.
3453 (queue_middle_tasks): Stamp time.
3454 (queue_final_tasks): Likewise.
3455 * main.cc (main): Store timer in parameters. Print timers
3457 * parameters.cc (Parameters::Parameters): Initialize timer_.
3458 (Parameters::set_timer): New function.
3459 (set_parameters_timer): New function.
3460 * parameters.h (Parameters::set_timer): New function.
3461 (Parameters::timer): New function.
3462 (Parameters::timer_): New data member.
3463 (set_parameters_timer): New function.
3464 * timer.cc (Timer::stamp): New function.
3465 (Timer::get_pass_time): New function.
3466 * timer.h (Timer::stamp): New function.
3467 (Timer::get_pass_time): New function.
3468 (Timer::pass_times_): New data member.
3470 2011-10-17 Cary Coutant <ccoutant@google.com>
3472 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3473 task for members of lib groups.
3475 2011-10-17 Cary Coutant <ccoutant@google.com>
3478 * fileread.cc (File_read::find_view): Add assert.
3479 (File_read::make_view): Move bounds check (replace with assert)...
3480 (File_read::find_or_make_view): ... to here.
3482 2011-10-12 Cary Coutant <ccoutant@google.com>
3484 * output.cc (Output_file::open_base_file): Handle case where
3485 ::read returns less than requested size.
3487 2011-10-10 Cary Coutant <ccoutant@google.com>
3489 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3490 Initialize defined_count_.
3491 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3492 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3493 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3494 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3495 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3496 * incremental.h (Sized_relobj_incr::defined_count_): New data
3498 (Sized_incr_dynobj::defined_count_): New data member.
3499 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3500 Return zeroes instead of internal error.
3502 2011-10-10 Cary Coutant <ccoutant@google.com>
3505 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3506 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3507 * output.h (class Output_reloc): Add use_plt_offset flag.
3508 (Output_reloc::type_): Adjust size of bit field.
3509 (Output_reloc::use_plt_offset_): New bit field.
3510 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3511 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3512 flag. Adjust all callers.
3513 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3514 creating RELATIVE relocations.
3516 2011-10-10 Nick Clifton <nickc@redhat.com>
3518 * po/es.po: Updated Spanish translation.
3519 * po/fi.po: Updated Finnish translation.
3521 2011-10-03 Diego Novillo <dnovillo@google.com>
3523 * options.cc (parse_uint): Fix dereference of RETVAL.
3525 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3527 * layout.h (section_order_map_): New member.
3528 (get_section_order_map): New member function.
3529 * output.cc (Output_section::add_input_section): Check for patterns
3530 only when --section-ordering-file is specified.
3531 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3532 output_sections have been formed.
3533 * layout.cc (Layout_Layout): Initialize section_order_map_.
3534 * plugin.cc (update_section_order): Store order in order_map. Do not
3536 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3537 * testsuite/Makefile.in: Regenerate.
3538 * testsuite/plugin_section_order.c: New file.
3539 * testsuite/plugin_final_layout.cc: New file.
3540 * testsuite/plugin_final_layout.sh: New file.
3542 2011-09-29 Cary Coutant <ccoutant@google.com>
3544 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3546 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3547 symbols during incremental update.
3548 (Symbol_table::add_from_dynobj): Likewise.
3550 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3551 Ian Lance Taylor <iant@google.com>
3553 * symtab.cc (Symbol_table::define_special_symbol): Always
3554 canonicalize version string.
3556 2011-09-26 Cary Coutant <ccoutant@google.com>
3558 * gold.cc (queue_initial_tasks): Move option checks ...
3559 * options.cc (General_options::finalize): ... to here. Disable
3560 some options; make others fatal.
3562 2011-09-26 Cary Coutant <ccoutant@google.com>
3565 * plugin.cc (get_symbols_v2): New function.
3566 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3567 (is_referenced_from_outside): New function.
3568 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3569 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3570 (get_symbols): Pass version parameter.
3571 (get_symbols_v2): New function.
3572 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3574 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3575 (onload): Add LDPT_GET_SYMBOLS_V2.
3576 (all_symbols_read_hook): Use get_symbols_v2; check for
3577 LDPR_PREVAILING_DEF_IRONLY_EXP.
3578 * testsuite/plugin_test_3.sh: Update expected results.
3580 2011-09-23 Simon Baldwin <simonb@google.com>
3582 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3583 configuration options.
3584 * configure: Regenerate.
3585 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3586 * Makefile.in: Regenerate.
3587 * testsuite/Makefile.in: Regenerate.
3589 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3591 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3593 2011-09-19 Cary Coutant <ccoutant@google.com>
3595 * incremental.cc (can_incremental_update): Fix typo in comment.
3596 * incremental.h (can_incremental_update): Likewise.
3598 2011-09-18 Cary Coutant <ccoutant@google.com>
3600 * incremental.cc (can_incremental_update): New function.
3601 * incremental.h (can_incremental_update): New function.
3602 * layout.cc (Layout::init_fixed_output_section): Call it.
3603 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3604 * object.cc (Sized_relobj_file::do_layout): Call
3605 can_incremental_update.
3607 2011-09-13 Cary Coutant <ccoutant@google.com>
3609 * configure.ac: Check for glibc support for gnu_indirect_function
3610 support with static linking, setting automake conditional
3612 * Makefile.in: Regenerate.
3613 * configure: Regenerate.
3615 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3616 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3618 * testsuite/Makefile.in: Regenerate.
3620 2011-09-13 Cary Coutant <ccoutant@google.com>
3622 * incremental.cc (Sized_relobj_incr::do_layout): Call
3623 report_comdat_group for kept comdat sections.
3624 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3625 * testsuite/Makefile.in: Regenerate.
3626 * testsuite/incr_comdat_test_1.cc: New source file.
3627 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3628 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3629 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3631 2011-09-13 Ian Lance Taylor <iant@google.com>
3633 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3634 variable external_symbols_offset.
3636 2011-09-12 Ian Lance Taylor <iant@google.com>
3638 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3639 triggered if object has no symbols.
3641 2011-09-09 David S. Miller <davem@davemloft.net>
3643 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3644 (Output_fill_debug_line::do_write): Likewise.
3646 2011-08-29 Cary Coutant <ccoutant@google.com>
3648 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3649 casts to match formatting specs.
3650 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3652 2011-08-26 Cary Coutant <ccoutant@google.com>
3654 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3655 remaining hole size when allocating.
3656 (Layout::make_output_section): Set fill methods for debug sections.
3657 * layout.h (Free_list::Free_list_node): Move from private to
3659 (Free_list::set_min_hole_size): New function.
3660 (Free_list::begin, Free_list::end): New functions.
3661 (Free_list::min_hole_): New data member.
3662 * output.cc: Include dwarf.h.
3663 (Output_fill_debug_info::do_minimum_hole_size): New function.
3664 (Output_fill_debug_info::do_write): New function.
3665 (Output_fill_debug_line::do_minimum_hole_size): New function.
3666 (Output_fill_debug_line::do_write): New function.
3667 (Output_section::Output_section): Initialize new data member.
3668 (Output_section::set_final_data_size): Ensure patch space is larger
3669 than minimum hole size.
3670 (Output_section::do_write): Fill holes in debug sections.
3671 * output.h (Output_fill): New class.
3672 (Output_fill_debug_info): New class.
3673 (Output_fill_debug_line): New class.
3674 (Output_section::set_free_space_fill): New function.
3675 (Output_section::free_space_fill_): New data member.
3676 * testsuite/Makefile.am (incremental_test_3): Add
3677 --incremental-patch option.
3678 (incremental_test_4): Likewise.
3679 (incremental_test_5): Likewise.
3680 (incremental_test_6): Likewise.
3681 (incremental_copy_test): Likewise.
3682 (incremental_common_test_1): Likewise.
3683 * testsuite/Makefile.in: Regenerate.
3685 2011-08-26 Nick Clifton <nickc@redhat.com>
3687 * po/es.po: Updated Spanish translation.
3689 2011-08-01 Cary Coutant <ccoutant@google.com>
3691 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3692 * gold/testsuite/Makefile.in: Regenerate.
3693 * gold/testsuite/justsyms_exec.c: New source file.
3694 * gold/testsuite/justsyms_lib.c: New source file.
3696 2011-08-01 Cary Coutant <ccoutant@google.com>
3698 * layout.cc (Layout::set_segment_offsets): Don't realign text
3699 segment if -Ttext was specified.
3700 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3702 * object.h (Sized_relobj_file::e_type): New function.
3703 (Sized_relobj_file::e_type_): New data member.
3704 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3705 base address for ET_EXEC files.
3706 * target.cc (Target::do_make_elf_object_implementation): Allow
3707 ET_EXEC files with --just-symbols option.
3709 2011-07-28 Cary Coutant <ccoutant@google.com>
3711 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3712 Add thread_number parameter.
3713 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3714 * workqueue-threads.cc
3715 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3716 current thread if its thread number is greater than desired thread
3718 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3719 Add thread_number parameter.
3720 (Workqueue::should_cancel_thread): Likewise.
3721 (Workqueue::find_runnable_or_wait): Pass thread_number to
3722 should_cancel_thread.
3723 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3726 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3728 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3729 only after checking if it cannot be forced local.
3730 * symtab.h (is_externally_visible): Check if the symbol is not forced
3733 2011-07-15 Ian Lance Taylor <iant@google.com>
3735 * options.h (class General_options): Add --print-output-format.
3736 Move -EL next to -EB, for better --help output.
3737 * target-select.cc: Include <cstdio>, "options.h", and
3739 (Target_selector::do_target_bfd_name): New function.
3740 (print_output_format): New function.
3741 * target-select.h (class Target_selector): Update declarations.
3742 (Target_selector::target_bfd_name): New function.
3743 (print_output_format): Declare.
3744 * main.cc: Include "target-select.h".
3745 (main): Handle --print-output-format.
3746 * gold.cc: Include "target-select.h".
3747 (queue_initial_tasks): Handle --print-output-format when there are
3749 * parameters.cc (parameters_force_valid_target): Give a better
3750 error message if -EB/-EL does not match target.
3751 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3754 2011-07-15 Ian Lance Taylor <iant@google.com>
3756 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3757 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3758 (Output_data_plt_i386::do_write): Write address of .dynamic
3759 section to first entry in .got.plt section.
3760 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3761 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3763 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3764 section to first entry in .got.plt section.
3765 * layout.h (Layout::dynamic_section): New function.
3767 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3769 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3771 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3772 input_section_position_, and input_section_glob_.
3773 (read_layout_from_file): Call function section_ordering_specified.
3774 * layout.h (is_section_ordering_specified): New function.
3775 (section_ordering_specified): New function.
3776 (section_ordering_specified_): New boolean member.
3777 * main.cc(main): Call load_plugins after layout object is defined.
3778 * output.cc (Output_section::add_input_section): Use
3779 function section_ordering_specified to check if section ordering is
3781 * output.cc (Output_section::add_relaxed_input_section): Use
3782 function section_ordering_specified to check if section ordering is
3784 (Output_section::update_section_layout): New function.
3785 (Output_section::sort_attached_input_sections): Check if input section
3787 * output.h (Output_section::update_section_layout): New function.
3788 * plugin.cc (get_section_count): New function.
3789 (get_section_type): New function.
3790 (get_section_name): New function.
3791 (get_section_contents): New function.
3792 (update_section_order): New function.
3793 (allow_section_ordering): New function.
3794 (Plugin::load): Add the new interfaces to the transfer vector.
3795 (Plugin_manager::load_plugins): New parameter.
3796 (Plugin_manager::all_symbols_read): New parameter.
3797 (Plugin_manager::claim_file): New parameter. Save the elf object for
3799 (Plugin_manager::get_elf_object): New function.
3800 (Plugin_manager::get_view): Change to directly use the bool to check
3801 if get_view is called from claim_file_hook.
3802 * plugin.h (input_objects): New function
3803 (Plugin__manager::load_plugins): New parameter.
3804 (Plugin_manager::claim_file): New parameter.
3805 (Plugin_manager::get_elf_object): New function.
3806 (Plugin_manager::in_claim_file_handler): New function.
3807 (Plugin_manager::in_claim_file_handler_): New member.
3808 (layout): New function.
3809 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3810 handler with an extra parameter. Make the elf object before calling
3812 * testsuite/plugin_test.c (get_section_count): New function pointer.
3813 (get_section_type): New function pointer.
3814 (get_section_name): New function pointer.
3815 (get_section_contents): New function pointer.
3816 (update_section_order): New function pointer.
3817 (allow_section_ordering): New function pointer.
3818 (onload): Check if the new interfaces exist.
3820 2011-07-13 Ian Lance Taylor <iant@google.com>
3822 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3824 * x86_64.cc (Target_x86_64::got_section): Likewise.
3825 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3826 (relro_now_test_SOURCES): New variable.
3827 (relro_now_test_DEPENDENCIES): New variable.
3828 (relro_now_test_LDFLAGS): New variable.
3829 (relro_now_test_LDADD): New variable.
3830 (relro_now_test.so): New target.
3831 * testsuite/Makefile.in: Rebuild.
3833 2011-07-12 Ian Lance Taylor <iant@google.com>
3836 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3837 GLOB_DAT relocation rather than a RELATIVE relocation for a
3838 protected symbol when creating a shared library.
3839 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3840 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3841 * testsuite/protected_main_1.cc (main): Test that protected
3842 function has same address.
3844 2011-07-11 Ian Lance Taylor <iant@google.com>
3847 * options.h (class General_options): Add -Bgroup.
3848 * options.cc (General_options::finalize): If -Bgroup is set,
3849 default to --unresolved-symbols=report-all.
3850 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3851 * target-reloc.h (issue_undefined_symbol_error): Handle
3852 --unresolved-symbols=report-all.
3854 2011-07-08 Ian Lance Taylor <iant@google.com>
3857 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3858 if linker script discards key sections.
3859 (Layout::create_dynamic_symtab): Likewise.
3860 (Layout::assign_local_dynsym_offsets): Likewise.
3861 (Layout::sized_create_version_sections): Likewise.
3862 (Layout::create_interp): Likewise.
3863 (Layout::finish_dynamic_section): Likewise.
3864 (Layout::set_dynamic_symbol_size): Likewise.
3866 2011-07-08 Ian Lance Taylor <iant@google.com>
3869 * options.h (class General_options): Add --unresolved-symbols.
3870 * target-reloc.h (issue_undefined_symbol_error): Check
3871 --unresolved-symbols. Add comments.
3873 2011-07-08 Ian Lance Taylor <iant@google.com>
3875 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3876 expression more complex.
3878 2011-07-08 Ian Lance Taylor <iant@google.com>
3881 * target-reloc.h (issue_undefined_symbol_error): New inline
3882 function, broken out of relocate_section.
3883 (relocate_section): Call issue_undefined_symbol_error.
3884 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3885 there is no TLS segment if we are about to issue an undefined
3887 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3889 2011-07-08 Ian Lance Taylor <iant@google.com>
3892 * resolve.cc (Symbol_table::should_override): Add fromtype
3893 parameter. Change all callers. Give error when linking together
3894 TLS and non-TLS symbol.
3895 (Symbol_table::should_override_with_special): Add fromtype
3896 parameter. Change all callers.
3897 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3898 there is no TLS segment if we have reported some errors.
3899 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3901 2011-07-08 Ian Lance Taylor <iant@google.com>
3904 * target.h (Target::plt_address_for_global): New function.
3905 (Target::plt_address_for_local): New function.
3906 (Target::plt_section_for_global): Remove.
3907 (Target::plt_section_for_local): Remove.
3908 (Target::do_plt_address_for_global): New virtual function.
3909 (Target::do_plt_address_for_local): New virtual function.
3910 (Target::do_plt_section_for_global): Remove.
3911 (Target::do_plt_section_for_local): Remove.
3912 (Target::register_global_plt_entry): Add Symbol_table and Layout
3914 * output.cc (Output_data_got::Got_entry::write): Use
3915 plt_address_for_global and plt_address_for_local.
3916 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3917 address of output section.
3918 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3919 got_irelative_, and irelative_count_ fields. Update
3921 (Output_data_plt_i386::has_irelative_section): New function.
3922 (Output_data_plt_i386::entry_count): Add irelative_count_.
3923 (Output_data_plt_i386::set_final_data_size): Likewise.
3924 (class Target_i386): Add got_irelative_ and rel_irelative_
3925 fields. Update declarations.
3926 (Target_i386::Target_i386): Initialize new fields.
3927 (Target_i386::do_plt_address_for_global): New function replacing
3928 do_plt_section_for_global.
3929 (Target_i386::do_plt_address_for_local): New function replacing
3930 do_plt_section_for_local.
3931 (Target_i386::got_section): Create got_irelative_.
3932 (Target_i386::rel_irelative_section): New function.
3933 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3934 fields. Don't define __rel_iplt_{start,end}.
3935 (Output_data_plt_i386::add_entry): Add symtab and layout
3936 parameters. Change all callers. Use different PLT and GOT for
3938 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3939 layout parameters. Change all callers. Use different PLT and
3941 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3942 (Output_data_plt_i386::rel_irelative): New function.
3943 (Output_data_plt_i386::address_for_global): New function.
3944 (Output_data_plt_i386::address_for_local): New function.
3945 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3946 IRELATIVE GOT when changing IFUNC GOT entries.
3947 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3949 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3950 if we didn't create an IRELATIVE GOT.
3951 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3952 plt_address_for_local.
3953 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3954 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3955 got_irelative_, and irelative_count_ fields. Update
3957 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3958 Initialize new fields. Remove symtab parameter. Change all
3960 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3962 (Output_data_plt_x86_64::has_irelative_section): New function.
3963 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3964 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3965 fields. Update declarations.
3966 (Target_x86_64::Target_x86_64): Initialize new fields.
3967 (Target_x86_64::do_plt_address_for_global): New function replacing
3968 do_plt_section_for_global.
3969 (Target_x86_64::do_plt_address_for_local): New function replacing
3970 do_plt_section_for_local.
3971 (Target_x86_64::got_section): Create got_irelative_.
3972 (Target_x86_64::rela_irelative_section): New function.
3973 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3974 all callers. Don't create __rel_iplt_{start,end}.
3975 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3976 parameters. Change all callers. Use different PLT and GOT for
3978 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3979 layout parameters. Change all callers. Use different PLT and
3981 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3982 parameters. Change all callers. Use different PLT and GOT for
3984 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3985 (Output_data_plt_x86_64::rela_irelative): New function.
3986 (Output_data_plt_x86_64::address_for_global): New function.
3987 (Output_data_plt_x86_64::address_for_local): New function.
3988 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3989 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3990 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3991 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3993 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3995 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3996 symbols if we didn't create an IRELATIVE GOT.
3997 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3998 plt_address_for_local.
3999 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4000 * testsuite/ifuncvar1.c: New test file.
4001 * testsuite/ifuncvar2.c: New test file.
4002 * testsuite/ifuncvar3.c: New test file.
4003 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4004 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4005 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4006 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4007 * testsuite/Makefile.in: Rebuild.
4009 2011-07-07 Cary Coutant <ccoutant@google.com>
4011 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4012 (two_file_test_1_ndebug.o): Likewise.
4013 (two_file_test_1b_ndebug.o): Likewise.
4014 (two_file_test_2_ndebug.o): Likewise.
4015 (two_file_test_main_ndebug.o): Likewise.
4016 (incremental_test_2): Link with no-debug versions.
4018 2011-07-06 Cary Coutant <ccoutant@google.com>
4020 * gold/incremental.cc
4021 (Output_section_incremental_inputs::write_info_blocks): Check for
4022 hidden and internal symbols.
4024 2011-07-06 Cary Coutant <ccoutant@google.com>
4026 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4027 Check disposition for startup file.
4028 (Incremental_inputs::report_command_line): Ignore
4029 --incremental-startup-unchanged option.
4030 * options.cc (General_options::parse_incremental_startup_unchanged):
4032 (General_options::General_options): Initialize new data member.
4033 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4034 (General_options): Add --incremental-startup-unchanged option.
4035 (General_options::incremental_startup_disposition): New function.
4036 (General_options::incremental_startup_disposition_): New data member.
4038 2011-07-06 Cary Coutant <ccoutant@google.com>
4040 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4041 input file index to Script_info ctor.
4042 (Sized_incremental_binary::do_file_has_changed): Find the
4043 command-line argument for files named in scripts.
4044 * incremental.h (Script_info::Script_info): New ctor
4045 with input file index.
4046 (Script_info::input_file_index): New function.
4047 (Script_info::input_file_index_): New data member.
4048 (Incremental_binary::get_library): Add const.
4049 (Incremental_binary::get_script_info): Add const.
4050 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4051 * testsuite/Makefile.am (incremental_test_5): New test case.
4052 (incremental_test_6): New test case.
4053 * testsuite/Makefile.in: Regenerate.
4055 2011-07-06 Cary Coutant <ccoutant@google.com>
4057 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4058 debug output when command lines differ.
4060 2011-07-06 Cary Coutant <ccoutant@google.com>
4062 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4063 --incremental-patch option.
4064 * layout.cc (Free_list::allocate): Extend allocation beyond original
4066 (Layout::make_output_section): Mark sections that should get
4068 * options.cc (parse_percent): New function.
4069 * options.h (parse_percent): New function.
4070 (DEFINE_percent): New macro.
4071 (General_options): Add --incremental-patch option.
4072 * output.cc (Output_section::Output_section): Initialize new data
4074 (Output_section::add_input_section): Print section name when out
4076 (Output_section::add_output_section_data): Likewise.
4077 (Output_section::set_final_data_size): Add patch space when
4078 doing --incremental-full.
4079 (Output_section::do_reset_address_and_file_offset): Remove patch
4081 (Output_segment::set_section_list_addresses): Print debug output
4082 only if --incremental-update.
4083 * output.h (Output_section::set_is_patch_space_allowed): New function.
4084 (Output_section::is_patch_space_allowed_): New data member.
4085 (Output_section::patch_space_): New data member.
4086 * parameters.cc (Parameters::incremental_full): New function.
4087 * parameters.h (Parameters::incremental_full): New function
4088 * testsuite/Makefile.am (incremental_test_2): Add test for
4089 --incremental-patch option.
4090 * testsuite/Makefile.in: Regenerate.
4091 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4092 (t18): Remove function body.
4094 2011-07-05 Doug Kwan <dougkwan@google.com>
4097 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4098 Arm_Address type for relocation result.
4099 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4101 (Arm_relocate_functions::abs32): Use unaligned access.
4102 (Arm_relocate_functions::rel32): Ditto.
4103 (Arm_relocate_functions::prel31): Ditto.
4104 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4105 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4106 static data relocations.
4107 * testsuite/Makefile.in: Regnerate.
4108 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4110 2011-07-05 Ian Lance Taylor <iant@google.com>
4113 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4114 symbols if necessary.
4115 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4117 2011-07-05 Ian Lance Taylor <iant@google.com>
4120 * resolve.cc (Symbol::override_base_with_special): Simply override
4121 version with special symbol version, ignoring previous version.
4123 2011-07-05 Ian Lance Taylor <iant@google.com>
4125 * object.cc (Sized_relobj_file::include_section_group): Add
4126 information to comment about signature location.
4128 2011-07-02 Ian Lance Taylor <iant@google.com>
4131 * options.h (class General_options): Add -f and -F.
4132 * options.cc (General_options::finalize): Fatal error if -f/-F
4133 are used without -shared.
4134 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4136 2011-07-02 Ian Lance Taylor <iant@google.com>
4138 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4140 2011-07-01 Ian Lance Taylor <iant@google.com>
4144 * resolve.cc (Symbol::override_base_with_special): Don't override
4145 the version if the overriding symbol has a different name.
4146 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4147 all callers. If we give an error about an undefined version,
4148 define the base version if necessary.
4149 * dynobj.h (class Versions): Update declaration.
4150 * testsuite/weak_alias_test_5.cc: New file.
4151 * testsuite/weak_alias_test.script: New file.
4152 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4153 and versioned_alias have the right value, and call t2.
4154 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4155 weak_alias_test_5.so.
4156 (weak_alias_test_LDADD): Likewise.
4157 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4158 * testsuite/Makefile.in: Rebuild.
4160 2011-07-01 Ian Lance Taylor <iant@google.com>
4163 * options.h (class General_options): Support -z notext.
4164 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4166 (two_file_shared_nonpic.so): Likewise.
4167 (two_file_shared_mixed.so): Likewise.
4168 (two_file_shared_mixed_1.so): Likewise.
4169 (weak_undef_lib_nonpic.so): Likewise.
4170 (alt/weak_undef_lib_nonpic.so): Likewise.
4171 (tls_test_shared_nonpic.so): Likewise.
4172 * testsuite/Makefile.in: Rebuild.
4174 2011-07-01 Ian Lance Taylor <iant@google.com>
4177 * configure.ac: Test whether static linking works, setting
4178 the automake conditional HAVE_STATIC.
4179 * testsuite/Makefile.am: Disable tests using -static if
4180 HAVE_STATIC is not true.
4181 * configure, testsuite/Makefile.in: Rebuild.
4183 2011-07-01 Ian Lance Taylor <iant@google.com>
4186 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4187 Assert if we see DW_EH_PE_indirect.
4188 * target.h (Target::ehframe_datarel_base): New function.
4189 (Target::do_ehframe_datarel_base): New target function.
4190 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4191 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4194 2011-07-01 Ian Lance Taylor <iant@google.com>
4197 * options.h (class General_options): Add
4198 --ld-generated-unwind-info.
4199 * ehframe.cc (Fde::write): Add address parameter. Change all
4200 callers. If associated with PLT, fill in address and size.
4201 (Cie::set_output_offset): Only add merge mapping if there is an
4203 (Cie::write): Add address parameter. Change all callers.
4204 (Eh_frame::add_ehframe_for_plt): New function.
4205 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4206 input_offset_ fields into union u_, with new plt field.
4207 (Fde::Fde): Adjust for new union field.
4208 (Fde::Fde) [Output_data version]: New constructor.
4209 (Fde::add_mapping): Only add merge mapping if there is an object.
4210 (class Cie): Update declarations.
4211 (class Eh_frame): Declare add_ehframe_for_plt.
4212 * layout.cc (Layout::layout_eh_frame): Break out code into
4213 make_eh_frame_section, and call it.
4214 (Layout::make_eh_frame_section): New function.
4215 (Layout::add_eh_frame_for_plt): New function.
4216 * layout.h (class Layout): Update declarations.
4217 * merge.cc (Merge_map::add_mapping): Add assertion.
4218 * i386.cc: Include "dwarf.h".
4219 (class Output_data_plt_i386): Make first_plt_entry,
4220 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4221 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4222 and plt_eh_frame_fde.
4223 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4224 boundary. Call add_eh_frame_for_plt if appropriate.
4225 * x86_64.cc: Include "dwarf.h".
4226 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4227 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4228 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4229 and plt_eh_frame_fde.
4230 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4233 2011-06-29 Ian Lance Taylor <iant@google.com>
4236 * object.cc (Sized_relobj_file::layout_section): Change shdr
4237 parameter to be const.
4238 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4240 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4241 appropriate. Call layout_eh_frame_section.
4242 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4244 * object.h (class Sized_relobj_file): Update declarations.
4246 2011-06-29 Ian Lance Taylor <iant@google.com>
4249 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4251 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4253 2011-06-29 Ian Lance Taylor <iant@google.com>
4256 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4258 * layout.cc (Layout::layout_eh_frame): Likewise.
4260 2011-06-29 Ian Lance Taylor <iant@google.com>
4263 * layout.cc (Layout::symtab_section_shndx): New function.
4264 * layout.h (class Layout): Declare symtab_section_shndx.
4265 * output.cc (Output_section::write_header): Call it.
4267 2011-06-29 Ian Lance Taylor <iant@google.com>
4270 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4271 symbols which are not used in a relocation.
4273 2011-06-28 Ian Lance Taylor <iant@google.com>
4276 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4277 script create indistinguishable segments.
4278 (Layout::set_segment_offsets): Use stable_sort when sorting
4279 segments. Pass this to Compare_segments constructor.
4280 * layout.h (class Layout): Make segment_precedes non-static.
4281 (class Compare_segments): Change from struct to class. Add
4282 layout_ field. Add constructor.
4283 * script-sections.cc
4284 (Script_sections::attach_sections_using_phdrs_clause): Rename
4285 local orphan to is_orphan. Don't report failure to put empty
4286 section in segment. On attachment failure, report name of
4287 section, and attach to first PT_LOAD segment.
4289 2011-06-28 Ian Lance Taylor <iant@google.com>
4292 * target-select.cc (Target_selector::Target_selector): Add
4293 emulation parameter. Change all callers.
4294 (select_target_by_bfd_name): Rename from select_target_by_name.
4296 (select_target_by_emulation): New function.
4297 (supported_emulation_names): New function.
4298 * target-select.h (class Target_selector): Add emulation_ field.
4299 Update declarations.
4300 (Target_selector::recognize_by_bfd_name): Rename from
4301 recognize_by_name. Change all callers.
4302 (Target_selector::supported_bfd_names): Rename from
4303 supported_names. Change all callers.
4304 (Target_selector::recognize_by_emulation): New function.
4305 (Target_selector::supported_emulations): New function.
4306 (Target_selector::emulation): New function.
4307 (Target_selector::do_recognize_by_bfd_name): Rename from
4308 do_recognize_by_name. Change all callers.
4309 (Target_selector::do_supported_bfd_names): Rename from
4310 do_supported_names. Change all callers.
4311 (Target_selector::do_recognize_by_emulation): New function.
4312 (Target_selector::do_supported_emulations): New function.
4313 (select_target_by_bfd_name): Change name in declaration.
4314 (select_target_by_emulation): Declare.
4315 (supported_emulation_names): Declare.
4316 * parameters.cc (parameters_force_valid_target): Try to find
4317 target based on emulation from -m option.
4318 * options.h (class General_options): Change doc string for -m.
4319 * options.cc (help): Print emulations.
4320 (General_options::parse_V): Likewise.
4321 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4322 Add emulation parameter. Change all callers.
4324 2011-06-28 Ian Lance Taylor <iant@google.com>
4326 * target.h (class Target): Add osabi_ field.
4327 (Target::osabi): New function.
4328 (Target::set_osabi): New function.
4329 (Target::Target): Initialize osabi_.
4330 (Target::do_adjust_elf_header): Make pure virtual.
4331 (Sized_target::do_adjust_elf_header): Declare.
4332 * target.cc (Sized_target::do_adjust_elf_header): New function.
4333 (class Sized_target): Instantiate all versions.
4334 * freebsd.h (class Target_freebsd): Remove.
4335 (Target_selector_freebsd::do_recognize): Call set_osabi on
4337 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4338 (Target_selector_freebsd::set_osabi): Remove.
4339 * i386.cc (class Target_i386): Inherit from Sized_target rather
4340 than Target_freebsd.
4341 * x86_64.cc (class Target_x86_64): Likewise.
4343 2011-06-28 Ian Lance Taylor <iant@google.com>
4345 * target.h (Target::can_check_for_function_pointers): Rewrite.
4347 (Target::can_icf_inline_merge_sections): Likewise.
4348 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4349 (Target::Target_info): Add can_icf_inline_merge_sections field.
4350 (Target::do_can_check_for_function_pointers): New virtual
4352 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4353 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4354 from can_check_for_function_pointers, move in file.
4355 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4356 section_may_have_icf_unsafe_poineters, move in file.
4357 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4358 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4359 Rename from can_check_for_function_pointers, move in file.
4360 (Target_i386::can_icf_inline_merge_sections): Remove.
4361 (Target_i386::i386_info): Initialize
4362 can_icf_inline_merge_sections.
4363 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4364 Initialize can_icf_inline_merge_sections.
4365 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4366 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4367 Rename from can_check_for_function_pointers, move in file.
4368 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4369 (Target_x86_64::x86_64_info): Initialize
4370 can_icf_inline_merge_sections.
4371 * testsuite/testfile.cc (Target_test::test_target_info):
4373 * icf.cc (get_section_contents): Correct formatting.
4375 2011-06-27 Ian Lance Taylor <iant@google.com>
4377 * symtab.cc (Symbol::versioned_name): New function.
4378 (Symbol_table::add_to_final_symtab): Use versioned_name when
4380 (Symbol_table::sized_write_symbol): Likewise.
4381 * symtab.h (class Symbol): Declare versioned_name.
4382 * stringpool.h (class Stringpool_template): Add variant of add
4383 which takes a std::basic_string.
4384 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4385 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4386 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4387 (ver_test_12.o): New target.
4388 * testsuite/Makefile.in: Rebuild.
4390 2011-06-27 Doug Kwan <dougkwan@google.com>
4392 * arm.cc (Arm_relocate_functions::thm_jump8,
4393 Arm_relocate_functions::thm_jump11): Use a wider signed
4394 type to compute offset.
4395 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4397 * testsuite/Makefile.in: Regenerate.
4398 * testsuite/arm_branch_in_range.sh: Check test results of
4399 arm_thm_jump11 and arm_thm_jump8.
4400 * testsuite/arm_thm_jump11.s: New test source file.
4401 * testsuite/arm_thm_jump11.t: New linker script.
4402 * testsuite/arm_thm_jump8.s: New test source file.
4403 * testsuite/arm_thm_jump8.t: New linker script.
4405 2011-06-24 Ian Lance Taylor <iant@google.com>
4407 * layout.cc: Include "object.h".
4408 (ctors_sections_in_init_array): New static variable.
4409 (Layout::is_ctors_in_init_array): New function.
4410 (Layout::layout): Add entry to ctors_sections_in_init_array if
4412 * layout.h (class Layout): Declare is_ctors_in_init_array.
4413 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4414 is_ctors_reverse_view is set.
4415 (Sized_relobj_file::write_sections): Add layout parameter. Change
4416 all callers. Set is_ctors_reverse_view field of View_size.
4417 (Sized_relobj_file::reverse_words): New function.
4418 * object.h (Sized_relobj_file::View_size): Add
4419 is_ctors_reverse_view field.
4420 (class Sized_relobj_file): Update declarations.
4421 * testsuite/initpri3.c: New test.
4422 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4424 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4425 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4426 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4427 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4428 * testsuite/Makefile.in: Rebuild.
4430 2011-06-24 Cary Coutant <ccoutant@google.com>
4432 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4433 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4434 (debug_msg_cdebug.err): New targets.
4435 * testsuite/Makefile.in: Regenerate.
4436 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4437 Fix checks for link with shared library.
4439 2011-06-24 Doug Kwan <dougkwan@google.com>
4441 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4442 skip empty text sections.
4443 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4445 2011-06-22 Ian Lance Taylor <iant@google.com>
4448 * options.h (class General_options): Add --ctors-in-init-array.
4449 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4450 friends as SHT_PROGBITS for merging sections.
4451 (Layout::layout): Remove special handling of .init_array and
4452 friends. Don't sort if doing relocatable link. Sort for .ctors
4453 and .dtors if ctors_in_init_array.
4454 (Layout::make_output_section): Force correct section types for
4455 .init_array and friends. Don't sort if doing relocatable link,
4456 Don't sort .ctors and .dtors if ctors_in_init_array.
4457 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4458 (Layout::output_section_name): Add relobj parameter. Change all
4459 callers. Handle .ctors. and .dtors. in code rather than table.
4460 Handle .ctors and .dtors if ctors_in_init_array.
4461 (Layout::match_file_name): New function, moved from output.cc.
4462 * layout.h (class Layout): Update declarations.
4463 * output.cc: Include "layout.h".
4464 (Input_section_sort_entry::get_priority): New function.
4465 (Input_section_sort_entry::match_file_name): Just call
4466 Layout::match_file_name.
4467 (Output_section::Input_section_sort_init_fini_compare::operator()):
4468 Handle .ctors and .dtors. Sort by explicit priority rather than
4470 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4471 * testsuite/initpri2.c: New test.
4472 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4473 (check_PROGRAMS): Add initpri2.
4474 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4475 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4476 * configure, testsuite/Makefile.in: Rebuild.
4478 2011-06-19 Ian Lance Taylor <iant@google.com>
4481 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4482 .interp section to a PT_INTERP segment even if we have seen a
4483 --dynamic-linker option. Don't do it if we have seen a PHDRS
4484 clause in a linker script.
4485 (Layout::finalize): Don't create a .interp section if we've
4486 already create a PT_INTERP segment.
4487 (Layout::create_interp): Always call choose_output_section (revert
4488 patch of 2011-06-17). Don't create PT_INTERP segment.
4489 * script-sections.cc
4490 (Script_sections::create_note_and_tls_segments): Add a .interp
4491 section to a PT_INTERP segment even if we have seen a
4492 --dynamic-linker option.
4494 2011-06-18 Ian Lance Taylor <iant@google.com>
4496 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4497 merely because a non-PT_LOAD segment has a dynamic reloc.
4499 2011-06-18 Ian Lance Taylor <iant@google.com>
4501 * layout.cc (Layout::finish_dynamic_section): Don't create
4502 DT_FLAGS entry if not needed.
4504 2011-06-18 Ian Lance Taylor <iant@google.com>
4507 * layout.cc (Layout::layout_eh_frame): Correct handling of
4508 writable .eh_frame section.
4510 2011-06-17 Ian Lance Taylor <iant@google.com>
4513 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4514 symbol is redefined with the exact same object and value.
4516 2011-06-17 Ian Lance Taylor <iant@google.com>
4519 * layout.h (class Layout): Add interp_segment_ field.
4520 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4521 (Layout::attach_allocated_section_to_segment): If making shared
4522 library, put .interp section in PT_INTERP segment.
4523 (Layout::finalize): Also call create_interp if -dynamic-linker
4525 (Layout::create_interp): Assert that there is no PT_INTERP
4526 segment. If not using a SECTIONS clause, use make_output_section.
4527 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4528 * script-sections.cc
4529 (Script_sections::create_note_and_tls_segments): If making shared
4530 library, put .interp section in PT_INTERP segment.
4532 2011-06-17 Ian Lance Taylor <iant@google.com>
4534 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4535 when making a shared library.
4537 2011-06-17 Ian Lance Taylor <iant@google.com>
4539 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4540 parameter. Change all callers. Don't issue warning about PC32
4541 against locally defined symbol.
4543 2011-06-16 Ian Lance Taylor <iant@google.com>
4545 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4546 occurs in same object.
4548 2011-06-14 Alan Modra <amodra@gmail.com>
4550 * po/POTFILES.in: Regenerate.
4552 2011-06-09 Ian Lance Taylor <iant@google.com>
4554 * script-sections.cc
4555 (Orphan_output_section::set_section_addresses): For a relocatable
4556 link set address to 0.
4558 2011-06-09 Cary Coutant <ccoutant@google.com>
4561 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4562 used with --compress-debug-sections.
4563 * gold/object.cc (Sized_relobj_file::do_layout): Report
4564 uncompressed size of compressed input sections.
4566 2011-06-08 Cary Coutant <ccoutant@google.com>
4569 * testsuite/two_file_test_2_v1.cc: Change initialization of
4570 v2 to keep it in .data.
4572 2011-06-07 Cary Coutant <ccoutant@google.com>
4574 * common.cc (Symbol_table::do_allocate_commons_list): Call
4576 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4577 (Errors::fallback): New function.
4578 (gold_fallback): New function.
4579 * errors.h (Errors::fallback): New function.
4580 * gold.cc (gold_exit): Change status parameter to enum; adjust
4582 (queue_initial_tasks): Call gold_fallback.
4583 * gold.h: Include cstdlib.
4584 (Exit_status): New enum type.
4585 (gold_exit): Change status parameter to enum.
4586 (gold_fallback): New function.
4587 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4588 (Layout::create_symtab_sections): Likewise.
4589 (Layout::create_shdrs): Likewise.
4590 * main.cc (main): Adjust call to gold_exit.
4591 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4592 (Output_data_got::add_got_entry_pair): Likewise.
4593 (Output_section::add_input_section): Likewise.
4594 (Output_section::add_output_section_data): Likewise.
4595 (Output_segment::set_section_list_addresses): Likewise.
4596 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4598 2011-06-07 Cary Coutant <ccoutant@google.com>
4600 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4601 for incremental links.
4602 * output.cc (Output_segment::set_section_list_addresses): Remove
4603 FIXME and test for TLS or BSS.
4605 2011-06-07 Cary Coutant <ccoutant@google.com>
4607 * testsuite/Makefile.am: Add incremental_copy_test,
4608 incremental_common_test_1.
4609 * testsuite/Makefile.in: Regenerate.
4610 * testsuite/common_test_1_v1.c: New source file.
4611 * testsuite/common_test_1_v2.c: New source file.
4612 * testsuite/copy_test_v1.cc: New source file.
4614 2011-06-07 Cary Coutant <ccoutant@google.com>
4616 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4617 update, allocate common from bss section's free list.
4618 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4619 linker-defined symbols.
4620 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4621 Skip GOT and PLT entries that are no longer referenced.
4622 (Output_section_incremental_inputs::write_info_blocks): Mark
4623 linker-defined symbols.
4624 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4625 * output.cc (Output_section::allocate): New function.
4626 * output.h (Output_section::allocate): New function.
4627 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4628 linker-defined symbols.
4629 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4630 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4631 (Symbol::init_base_output_data): Likewise.
4632 (Symbol::init_base_output_segment): Likewise.
4633 (Symbol::init_base_constant): Likewise.
4634 (Sized_symbol::init_output_data): Likewise.
4635 (Sized_symbol::init_output_segment): Likewise.
4636 (Sized_symbol::init_constant): Likewise.
4637 (Symbol_table::do_define_in_output_data): Likewise.
4638 (Symbol_table::do_define_in_output_segment): Likewise.
4639 (Symbol_table::do_define_as_constant): Likewise.
4640 * symtab.h (Symbol::is_predefined): New function.
4641 (Symbol::init_base_output_data): Add is_predefined parameter.
4642 (Symbol::init_base_output_segment): Likewise.
4643 (Symbol::init_base_constant): Likewise.
4644 (Symbol::is_predefined_): New data member.
4645 (Sized_symbol::init_output_data): Add is_predefined parameter.
4646 (Sized_symbol::init_output_segment): Likewise.
4647 (Sized_symbol::init_constant): Likewise.
4648 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4650 2011-06-07 Cary Coutant <ccoutant@google.com>
4652 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4653 instead of emit_copy_reloc.
4654 (Copy_relocs::emit_copy_reloc): Refactor.
4655 (Copy_relocs::make_copy_reloc): New function.
4656 (Copy_relocs::add_copy_reloc): Remove.
4657 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4659 (Copy_relocs::make_copy_reloc): New function.
4660 (Copy_relocs::add_copy_reloc): Remove.
4661 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4662 unchanged input files.
4663 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4664 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4665 Reserve BSS space for COPY relocations.
4666 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4667 (Output_section_incremental_inputs::write_info_blocks): Record
4668 whether a symbol is copied from a shared object.
4669 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4670 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4671 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4672 (Incremental_input_entry_reader::get_output_symbol_index): Add
4674 (Incremental_binary::emit_copy_relocs): New function.
4675 (Incremental_binary::do_emit_copy_relocs): New function.
4676 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4678 (Sized_incremental_binary::add_copy_reloc): New function.
4679 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4680 (Sized_incremental_binary::Copy_reloc): New struct.
4681 (Sized_incremental_binary::Copy_relocs): New typedef.
4682 (Sized_incremental_binary::copy_relocs_): New data member.
4683 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4684 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4685 * target.h (Sized_target::emit_copy_reloc): New function.
4686 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4688 2011-06-02 Cary Coutant <ccoutant@google.com>
4691 * gold/archive.cc (Archive::Archive): Initialize new data member.
4692 (Archive::include_all_members): Return if archive has already been
4694 * gold/archive.h (Archive::include_all_members_): New data member.
4696 2011-06-02 Nick Clifton <nickc@redhat.com>
4698 * dynobj.h: Fix spelling mistake in comment.
4699 * output.cc: Likewise.
4701 2011-05-31 Doug Kwan <dougkwan@google.com>
4705 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4706 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4707 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4708 redundant arm_exidx_test.so.
4709 * testsuite/Makefile.in: Regenerate.
4710 (check_SCRIPTS): Add pr12826.sh
4711 (check_DATA): Add pr12826.stdout
4712 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4713 * testsuite/pr12826.sh: New file.
4714 * testsuite/pr12826_1.s: Ditto.
4715 * testsuite/pr12826_1.s: Ditto.
4717 2011-05-30 Ian Lance Taylor <iant@google.com>
4719 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4722 2011-05-29 Ian Lance Taylor <iant@google.com>
4725 * testsuite/Makefile.am: Use different file name for two_file_test
4726 temporary file for each incremental test.
4727 * testsuite/Makefile.in: Rebuild.
4729 2011-05-29 Ian Lance Taylor <iant@google.com>
4731 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4732 binary input file is empty.
4734 2011-05-27 Ian Lance Taylor <iant@google.com>
4736 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4737 (ver_test_9.so): Likewise.
4738 * testsuite/Makefile.in: Rebuild.
4740 2011-05-26 Cary Coutant <ccoutant@google.com>
4742 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4743 * incremental.cc (Incremental_inputs::report_input_section): Fix
4744 comment, indentation.
4745 (Incremental_inputs::report_comdat_group): New function.
4746 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4747 of data for incremental input file entry.
4748 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4749 group count, COMDAT group signatures.
4750 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4751 an unchanged input file.
4752 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4753 Initialize new data member.
4754 (Incremental_object_entry::add_comdat_group): New function.
4755 (Incremental_object_entry::get_comdat_group_count): New function.
4756 (Incremental_object_entry::get_comdat_signature_key): New function.
4757 (Incremental_object_entry::groups_): New data member.
4758 (Incremental_inputs::report_comdat_group): New function.
4759 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4760 data for incremental input file entry.
4761 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4762 (Incremental_input_entry_reader::get_input_section): Adjust size of
4763 data for incremental input file entry.
4764 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4765 (Incremental_input_entry_reader::get_comdat_group_signature): New
4767 * object.cc (Sized_relobj::include_section_group): Report kept
4768 COMDAT groups for incremental links.
4770 2011-05-24 David Meyer <pdox@google.com>
4772 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4773 with name parameter. Add found_name parameter.
4774 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4775 * dirsearch.h (class Dirsearch): Update declaration.
4777 2011-05-24 Ian Lance Taylor <iant@google.com>
4779 * archive.cc (Library_base::should_include_member): Pull in object
4780 from archive if it defines the entry symbol.
4781 * parameters.cc (Parameters::entry): New function.
4782 * parameters.h (class Parameters): Declare entry.
4783 * output.h (class Output_file_header): Remove entry_ field.
4784 * output.cc (Output_file_header::Output_file_header): Remove entry
4785 parameter. Change all callers.
4786 (Output_file_header::entry): Use parameters->entry.
4787 * gold.cc (queue_middle_tasks): Likewise.
4788 * plugin.cc (Plugin_hook::run): Likewise.
4790 2011-05-24 Cary Coutant <ccoutant@google.com>
4792 * gold.cc (queue_initial_tasks): Pass incremental base filename
4793 to Output_file::open_base_file; don't print error message.
4794 * incremental-dump.cc (main): Adjust call to
4795 Output_file::open_for_modification.
4796 * incremental-dump.cc (main): Likewise.
4797 * incremental.cc (Incremental_inputs::report_command_line):
4798 Ignore --incremental-base option when comparing command lines.
4799 Ignore parameter when given as separate argument.
4800 * options.h (class General_options): Add --incremental-base.
4801 * output.cc (Output_file::Output_file):
4802 (Output_file::open_base_file): Add base_name and writable parameters;
4803 read base file into new file; print error message here.
4804 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4806 * output.h (Output_file::open_for_modification): Rename to...
4807 (Output_file::open_base_file): ...this; add base_name and
4808 writable parameters; adjust all callers.
4809 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4811 * testsuite/Makefile.am (incremental_test_4): Test
4813 * testsuite/Makefile.in: Regenerate.
4815 2011-05-24 Cary Coutant <ccoutant@google.com>
4817 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4819 * testsuite/Makefile.in: Regenerate.
4820 * testsuite/two_file_test_1_v1.cc: New test source file.
4821 * testsuite/two_file_test_1b_v1.cc: New test source file.
4822 * testsuite/two_file_test_2_v1.cc: New test source file.
4824 2011-05-24 Cary Coutant <ccoutant@google.com>
4826 * dynobj.h (Dynobj::do_dynobj): New function.
4827 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4828 flag and soname for shared objects.
4829 * incremental.cc (Incremental_inputs::report_object): Make
4830 either Incremental_object_entry or Incremental_dynobj_entry; add
4831 soname to string table.
4832 (Incremental_inputs::report_input_section): Add assertion.
4833 (Output_section_incremental_inputs::set_final_data_size): Adjust
4834 type of input file entry for shared libraries; adjust size of
4835 shared library info entry.
4836 (Output_section_incremental_inputs::write_input_files): Write
4837 as_needed flag for shared libraries.
4838 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4839 of input file entry for shared libraries; write soname.
4840 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4841 soname from incremental info.
4842 * incremental.h (enum Incremental_input_flags): Add
4843 INCREMENTAL_INPUT_AS_NEEDED.
4844 (Incremental_input_entry::Incremental_input_entry): Initialize new
4846 (Incremental_input_entry::set_as_needed): New function.
4847 (Incremental_input_entry::as_needed): New function.
4848 (Incremental_input_entry::do_dynobj_entry): New function.
4849 (Incremental_input_entry::as_needed_): New data member.
4850 (Incremental_object_entry::Incremental_object_entry): Don't check
4852 (Incremental_object_entry::do_type): Likewise.
4853 (class Incremental_dynobj_entry): New class.
4854 (Incremental_input_entry_reader::as_needed): New function.
4855 (Incremental_input_entry_reader::get_soname): New function.
4856 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4857 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4858 size of shared library info entry.
4859 * layout.cc (Layout::finish_dynamic_section): Don't test for
4860 incremental link when adding DT_NEEDED entries.
4861 * object.h (Object::Object): Initialize new data member.
4862 (Object::dynobj): New function.
4863 (Object::set_as_needed): New function.
4864 (Object::as_needed): New function.
4865 (Object::do_dynobj): New function.
4866 (Object::as_needed_): New data member.
4868 2011-05-24 Cary Coutant <ccoutant@google.com>
4870 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4871 info; adjust display of GOT entries.
4872 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4873 vector of input objects; remove file_status_.
4874 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4875 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4876 got_plt reader; call target hooks to reserve GOT entries.
4877 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4878 of input file info header and GOT info entry.
4879 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4881 (Got_plt_view_info::got_descriptor): Remove.
4882 (Got_plt_view_info::sym_index): New data member.
4883 (Got_plt_view_info::input_index): New data member.
4884 (Local_got_offset_visitor::visit): Write input file index.
4885 (Global_got_offset_visitor::visit): Write 0 for input file index.
4886 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4887 with sym_index and input_index.
4888 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4889 incremental info GOT entry; replace got_descriptor with input_index.
4890 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4891 map from input file index to object.
4892 (Sized_relobj_incr::do_layout): Replace direct data member reference
4893 with accessor function.
4894 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4895 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4896 Adjust size of input file info header.
4897 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4898 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4899 (Incremental_input_entry_reader::get_input_section): Adjust size of
4900 input file info header.
4901 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4902 of incremental info GOT entry.
4903 (Incremental_got_plt_reader::get_got_desc): Remove.
4904 (Incremental_got_plt_reader::get_got_symndx): New function.
4905 (Incremental_got_plt_reader::get_got_input_index): New function.
4906 (Sized_incremental_binary::Sized_incremental_binary): Remove
4907 file_status_; add input_objects_.
4908 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4909 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4910 (Sized_incremental_binary::file_is_unchanged): Remove.
4911 (Sized_incremental_binary::set_input_object): New function.
4912 (Sized_incremental_binary::input_object): New function.
4913 (Sized_incremental_binary::file_status_): Remove.
4914 (Sized_incremental_binary::input_objects_): New data member.
4915 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4917 (Sized_relobj_incr::invalid_address): Move to base class.
4918 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4920 (Sized_relobj_incr::do_output_section_offset): Likewise.
4921 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4922 (Sized_relobj_incr::section_offsets_): Likewise.
4923 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4925 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4926 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4927 with accessor function.
4928 (Sized_relobj_file::do_layout): Likewise.
4929 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4930 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4931 (Sized_relobj_file::compute_final_local_value): Replace refs to
4932 section_offsets_ with accessor function.
4933 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4934 * object.h (Relobj::Relobj): Initialize new data members.
4935 (Relobj::add_dyn_reloc): New function.
4936 (Relobj::first_dyn_reloc): New function.
4937 (Relobj::dyn_reloc_count): New function.
4938 (Relobj::first_dyn_reloc_): New data member.
4939 (Relobj::dyn_reloc_count_): New data member.
4940 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4942 (Sized_relobj::Address): New typedef.
4943 (Sized_relobj::invalid_address): Move here from child class.
4944 (Sized_relobj::Sized_relobj): Initialize new data members.
4945 (Sized_relobj::sized_relobj): New function.
4946 (Sized_relobj::is_output_section_offset_invalid): Move here from
4948 (Sized_relobj::get_output_section_offset): Likewise.
4949 (Sized_relobj::local_has_got_offset): Likewise.
4950 (Sized_relobj::local_got_offset): Likewise.
4951 (Sized_relobj::set_local_got_offset): Likewise.
4952 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4953 (Sized_relobj::clear_got_offsets): New function.
4954 (Sized_relobj::section_offsets): Move here from child class.
4955 (Sized_relobj::do_output_section_offset): Likewise.
4956 (Sized_relobj::do_set_section_offset): Likewise.
4957 (Sized_relobj::Local_got_offsets): Likewise.
4958 (Sized_relobj::local_got_offsets_): Likewise.
4959 (Sized_relobj::section_offsets_): Likewise.
4960 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4962 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4964 (Sized_relobj_file::sized_relobj): New function
4965 (Sized_relobj_file::local_has_got_offset): Move to base class.
4966 (Sized_relobj_file::local_got_offset): Likewise.
4967 (Sized_relobj_file::set_local_got_offset): Likewise.
4968 (Sized_relobj_file::get_output_section_offset): Likewise.
4969 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4970 (Sized_relobj_file::do_output_section_offset): Likewise.
4971 (Sized_relobj_file::do_set_section_offset): Likewise.
4972 (Sized_relobj_file::Local_got_offsets): Likewise.
4973 (Sized_relobj_file::local_got_offsets_): Likewise.
4974 (Sized_relobj_file::section_offsets_): Likewise.
4975 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4977 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4978 (Output_reloc::get_symbol_index): Likewise.
4979 (Output_reloc::local_section_offset): Likewise.
4980 (Output_reloc::get_address): Likewise.
4981 (Output_reloc::symbol_value): Likewise.
4982 (Output_data_got::reserve_slot): Move to class definition.
4983 (Output_data_got::reserve_local): New function.
4984 (Output_data_got::reserve_slot_for_global): Remove.
4985 (Output_data_got::reserve_global): New function.
4986 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4987 (all constructors, two instantiations).
4988 (Output_reloc::get_relobj): New function (two instantiations).
4989 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4990 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4991 (Output_data_reloc::add_global): Adjust type of relobj.
4992 (Output_data_reloc::add_global_relative): Likewise.
4993 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4994 (Output_data_reloc::add_local): Likewise.
4995 (Output_data_reloc::add_local_relative): Likewise.
4996 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4997 (Output_data_reloc::add_local_section): Likewise.
4998 (Output_data_reloc::add_output_section): Likewise.
4999 (Output_data_reloc::add_absolute): Likewise.
5000 (Output_data_reloc::add_target_specific): Likewise.
5001 (Output_data_got::reserve_slot): Move definition here.
5002 (Output_data_got::reserve_local): New function.
5003 (Output_data_got::reserve_global): New function.
5004 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5005 section_offsets_ with accessor function.
5006 (Sized_relobj_file::write_sections): Likewise.
5007 (Sized_relobj_file::do_relocate_sections): Likewise.
5008 * target.h (Sized_target::reserve_local_got_entry): New function.
5009 (Sized_target::reserve_global_got_entry): New function.
5010 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5011 (Target_x86_64::reserve_global_got_entry): New function.
5012 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5014 2011-05-23 Cary Coutant <ccoutant@google.com>
5016 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5017 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5018 bit when checking got_type.
5019 * incremental.cc (Sized_incremental_binary::setup_readers):
5020 Store symbol table and string table locations; initialize bit vector
5021 of file status flags.
5022 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5024 (Sized_incremental_binary::do_process_got_plt): New function.
5025 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5026 (Output_section_incremental_inputs::set_final_data_size): Record
5027 file index for each input file.
5028 (Output_section_incremental_inputs::write_got_plt): Store file index
5029 instead of input entry offset for each GOT entry.
5031 (Incremental_input_entry::Incremental_input_entry): Initialize new
5033 (Incremental_input_entry::set_offset): Store file index.
5034 (Incremental_input_entry::get_file_index): New function.
5035 (Incremental_input_entry::file_index_): New data member.
5036 (Incremental_binary::process_got_plt): New function.
5037 (Incremental_binary::do_process_got_plt): New function.
5038 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5040 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5041 (Sized_incremental_binary::set_file_is_unchanged): New function.
5042 (Sized_incremental_binary::file_is_unchanged): New function.
5043 (Sized_incremental_binary::do_process_got_plt): New function.
5044 (Sized_incremental_binary::file_status_): New data member.
5045 (Sized_incremental_binary::main_symtab_loc_): New data member.
5046 (Sized_incremental_binary::main_strtab_loc_): New data member.
5047 * output.cc (Output_data_got::Got_entry::write): Add case
5049 (Output_data_got::add_global): Call add_got_entry.
5050 (Output_data_got::add_global_plt): Likewise.
5051 (Output_data_got::add_global_with_rel): Likewise.
5052 (Output_data_got::add_global_with_rela): Likewise.
5053 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5054 (Output_data_got::add_global_pair_with_rela): Likewise.
5055 (Output_data_got::add_local): Call add_got_entry.
5056 (Output_data_got::add_local_plt): Likewise.
5057 (Output_data_got::add_local_with_rel): Likewise.
5058 (Output_data_got::add_local_with_rela): Likewise.
5059 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5060 (Output_data_got::add_local_pair_with_rela): Likewise.
5061 (Output_data_got::reserve_slot): New function.
5062 (Output_data_got::reserve_slot_for_global): New function.
5063 (Output_data_got::add_got_entry): New function.
5064 (Output_data_got::add_got_entry_pair): New function.
5065 (Output_section::add_output_section_data): Edit FIXME.
5067 (Output_section_data_build::Output_section_data_build): New
5068 constructor with size parameter.
5069 (Output_data_space::Output_data_space): Likewise.
5070 (Output_data_got::Output_data_got): Initialize new data member; new
5071 constructor with size parameter.
5072 (Output_data_got::add_constant): Call add_got_entry.
5073 (Output_data_got::reserve_slot): New function.
5074 (Output_data_got::reserve_slot_for_global): New function.
5075 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5076 (Output_data_got::add_got_entry): New function.
5077 (Output_data_got::add_got_entry_pair): New function.
5078 (Output_data_got::free_list_): New data member.
5079 * target.h (Sized_target::init_got_plt_for_update): New function.
5080 (Sized_target::register_global_plt_entry): New function.
5081 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5082 Initialize new data member; call init; add constructor with PLT count.
5083 (Output_data_plt_x86_64::init): New function.
5084 (Output_data_plt_x86_64::add_relocation): New function.
5085 (Output_data_plt_x86_64::reserve_slot): New function.
5086 (Output_data_plt_x86_64::free_list_): New data member.
5087 (Target_x86_64::init_got_plt_for_update): New function.
5088 (Target_x86_64::register_global_plt_entry): New function.
5089 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5090 incremental updates.
5091 (Output_data_plt_x86_64::add_relocation): New function.
5092 * testsuite/object_unittest.cc (Object_test): Set default options.
5094 2011-05-16 Ian Lance Taylor <iant@google.com>
5096 * options.h (class General_options): Make -i a synonym for -r.
5098 2011-05-16 Ian Lance Taylor <iant@google.com>
5100 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5102 2011-05-10 Cary Coutant <ccoutant@google.com>
5104 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5107 2011-05-06 Ian Lance Taylor <iant@google.com>
5109 * layout.cc (Layout::layout): If the output section flags change,
5110 update the ordering.
5112 2011-04-25 Cary Coutant <ccoutant@google.com>
5114 * incremental-dump.cc (dump_incremental_inputs): Print local
5115 symbol info for each input file.
5117 (Output_section_incremental_inputs::set_final_data_size): Add local
5118 symbol info to input file entries in incremental info.
5119 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5120 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5121 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5122 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5124 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5125 (Sized_incr_relobj::do_relocate): Write the local symbols.
5126 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5127 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5128 Adjust size of input file header.
5129 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5130 (Incremental_inputs_reader::get_local_symbol_count): New function.
5131 (Incremental_inputs_reader::get_input_section): Adjust size of input
5133 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5134 (Sized_incr_relobj::This): New typedef.
5135 (Sized_incr_relobj::sym_size): New const data member.
5136 (Sized_incr_relobj::Local_symbol): New struct.
5137 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5138 (Sized_incr_relobj::do_local_symbol_offset): New function.
5139 (Sized_incr_relobj::local_symbol_count_): New data member.
5140 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5141 (Sized_incr_relobj::local_symbol_index_): New data member.
5142 (Sized_incr_relobj::local_symbol_offset_): New data member.
5143 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5144 (Sized_incr_relobj::local_symbols_): New data member.
5145 * object.h (Relobj::output_local_symbol_count): New function.
5146 (Relobj::local_symbol_offset): New function.
5147 (Relobj::do_output_local_symbol_count): New function.
5148 (Relobj::do_local_symbol_offset): New function.
5149 (Sized_relobj::do_output_local_symbol_count): New function.
5150 (Sized_relobj::do_local_symbol_offset): New function.
5152 2011-04-22 Vladimir Simonov <sv@sw.ru>
5154 * descriptors.cc (set_close_on_exec): New function.
5155 (Descriptors::open): Use set_close_on_exec.
5156 * output.cc (S_ISLNK): Define if not defined.
5158 2011-04-22 Cary Coutant <ccoutant@google.com>
5160 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5162 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5163 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5164 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5166 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5167 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5168 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5170 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5172 (Incremental_binary::apply_incremental_relocs): New function.
5173 (Incremental_binary::do_apply_incremental_relocs): New function.
5174 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5176 (Sized_incremental_binary::add_global_symbol): New function.
5177 (Sized_incremental_binary::global_symbol): New function.
5178 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5179 (Sized_incremental_binary::symbol_map_): New data member.
5180 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5181 * target.h (Sized_target::apply_relocation): New function.
5182 * target-reloc.h (apply_relocation): New function.
5183 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5185 2011-04-22 Doug Kwan <dougkwan@google.com>
5187 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5188 flag of a SHT_ARM_EXIDX section.
5189 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5190 * testsuite/Makefile.in: Regenerate.
5191 * testsuite/arm_exidx_test.s: New file.
5192 * testsuite/arm_exidx_test.sh: Same.
5194 2011-04-20 Cary Coutant <ccoutant@google.com>
5197 * archive.h (Incremental_archive_entry::Archive_member):
5198 Initialize arg_serial_ (second constructor).
5200 2011-04-17 Ian Lance Taylor <iant@google.com>
5202 * object.cc (Relocate_info::location): Simplify location string.
5203 * errors.cc (Errors::error_at_location): Don't print program
5205 (Errors::warning_at_location): Likewise.
5206 (Errors::undefined_symbol): Likewise.
5207 * testsuite/debug_msg.sh: Update accordingly.
5209 2011-04-14 Cary Coutant <ccoutant@google.com>
5211 * gold/layout.cc (Layout::symtab_section_offset): New function.
5212 * gold/layout.h (Layout::symtab_section_offset): New function.
5213 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5215 2011-04-12 Ian Lance Taylor <iant@google.com>
5217 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5218 with MREMAP_MAYMOVE.
5219 * output.h (class Output_file): Add map_is_allocated_ field.
5220 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5221 not available, provide stubs. If mremap is not available, #define
5223 (MREMAP_MAYMOVE): Define if not defined.
5224 (Output_file::Output_file): Initialize map_is_allocated_.
5225 (Output_file::resize): Check map_is_allocated_.
5226 (Output_file::map_anonymous): If mmap fails, use malloc.
5227 (Output_file::unmap): Don't do anything for an anonymous map.
5228 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5229 is not available, provide stubs.
5230 (File_read::View::~View): Use free rather than delete[].
5231 (File_read::make_view): Use malloc rather than new[]. If mmap
5233 (File_read::find_or_make_view): Use malloc rather than new[].
5234 * gold.h: Remove HAVE_REMAP code.
5235 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5236 exists. Rename mremap to gold_mremap. If mmap is not available
5238 * configure, config.in: Rebuild.
5240 2011-04-11 Ian Lance Taylor <iant@google.com>
5242 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5243 initialize local variable v.
5245 2011-04-11 Cary Coutant <ccoutant@google.com>
5247 * archive.cc (Archive::include_member): Adjust call to
5249 (Add_archive_symbols::run): Track argument serial numbers.
5250 (Lib_group::include_member): Likewise.
5251 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5252 * archive.h (Incremental_archive_entry::Archive_member):
5253 Initialize arg_serial_.
5254 (Archive_member::arg_serial_): New data member.
5255 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5256 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5258 (Sized_dynobj::do_for_all_local_got_entries): New function.
5259 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5261 * fileread.cc (get_mtime): New function.
5262 * fileread.h (get_mtime): New function.
5263 * gold.cc (queue_initial_tasks): Check for incremental update.
5264 (process_incremental_input): New function.
5265 (queue_middle_tasks): Don't force valid target for incremental
5267 * incremental-dump.cc (find_input_containing_global): Adjust
5268 size of symbol info entry.
5269 (dump_incremental_inputs): Dump argument serial number and
5270 in_system_directory flag; bias shndx by 1; print symbol names
5271 when dumping per-file symbol lists; use new symbol info readers.
5273 (Output_section_incremental_inputs:update_data_size): New function.
5274 (Sized_incremental_binary::setup_readers): Setup input readers
5275 for each input file; build maps for files added from libraries
5277 (Sized_incremental_binary::check_input_args): New function.
5278 (Sized_incremental_binary::do_check_inputs): Build map of argument
5279 serial numbers to input arguments.
5280 (Sized_incremental_binary::do_file_has_changed): Rename
5281 do_file_is_unchanged to this; compare file modification times.
5282 (Sized_incremental_binary::do_init_layout): New function.
5283 (Sized_incremental_binary::do_reserve_layout): New function.
5284 (Sized_incremental_binary::do_get_input_reader): Remove.
5285 (Sized_incremental_binary::get_symtab_view): New function.
5286 (Incremental_checker::can_incrementally_link_output_file): Remove.
5287 (Incremental_inputs::report_command_line): Exclude --debug options.
5288 (Incremental_inputs::report_archive_begin): Add parameter; track
5289 argument serial numbers; don't put input file entry for archive
5290 before archive members.
5291 (Incremental_inputs::report_archive_end): Put input file entry
5292 for archive after archive members.
5293 (Incremental_inputs::report_object): Add parameter; track argument
5294 serial numbers and in_system_directory flag.
5295 (Incremental_inputs::report_script): Add parameter; track argument
5297 (Output_section_incremental_inputs::set_final_data_size): Adjust
5298 size of symbol info entry; check for forwarding symbols.
5299 (Output_section_incremental_inputs::write_input_files): Write
5300 in_system_directory flag and argument serial number.
5301 (Output_section_incremental_inputs::write_info_blocks): Map section
5302 indices between incremental info and original input file; store
5303 input section index for each symbol.
5304 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5305 change operator() to visit().
5306 (class Global_got_offset_visitor): Likewise.
5307 (class Global_symbol_visitor_got_plt):
5308 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5310 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5311 (Sized_incr_relobj::do_read_symbols): New function.
5312 (Sized_incr_relobj::do_layout): New function.
5313 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5314 (Sized_incr_relobj::do_add_symbols): New function.
5315 (Sized_incr_relobj::do_should_include_member): New function.
5316 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5317 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5318 (Sized_incr_relobj::do_section_size): New function.
5319 (Sized_incr_relobj::do_section_name): New function.
5320 (Sized_incr_relobj::do_section_contents): New function.
5321 (Sized_incr_relobj::do_section_flags): New function.
5322 (Sized_incr_relobj::do_section_entsize): New function.
5323 (Sized_incr_relobj::do_section_address): New function.
5324 (Sized_incr_relobj::do_section_type): New function.
5325 (Sized_incr_relobj::do_section_link): New function.
5326 (Sized_incr_relobj::do_section_info): New function.
5327 (Sized_incr_relobj::do_section_addralign): New function.
5328 (Sized_incr_relobj::do_initialize_xindex): New function.
5329 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5330 (Sized_incr_relobj::do_read_relocs): New function.
5331 (Sized_incr_relobj::do_gc_process_relocs): New function.
5332 (Sized_incr_relobj::do_scan_relocs): New function.
5333 (Sized_incr_relobj::do_count_local_symbols): New function.
5334 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5335 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5336 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5337 (Sized_incr_relobj::do_relocate): New function.
5338 (Sized_incr_relobj::do_set_section_offset): New function.
5339 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5340 (Sized_incr_dynobj::do_read_symbols): New function.
5341 (Sized_incr_dynobj::do_layout): New function.
5342 (Sized_incr_dynobj::do_add_symbols): New function.
5343 (Sized_incr_dynobj::do_should_include_member): New function.
5344 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5345 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5346 (Sized_incr_dynobj::do_section_size): New function.
5347 (Sized_incr_dynobj::do_section_name): New function.
5348 (Sized_incr_dynobj::do_section_contents): New function.
5349 (Sized_incr_dynobj::do_section_flags): New function.
5350 (Sized_incr_dynobj::do_section_entsize): New function.
5351 (Sized_incr_dynobj::do_section_address): New function.
5352 (Sized_incr_dynobj::do_section_type): New function.
5353 (Sized_incr_dynobj::do_section_link): New function.
5354 (Sized_incr_dynobj::do_section_info): New function.
5355 (Sized_incr_dynobj::do_section_addralign): New function.
5356 (Sized_incr_dynobj::do_initialize_xindex): New function.
5357 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5358 (make_sized_incremental_object): New function.
5359 (Incremental_library::copy_unused_symbols): New function.
5360 (Incremental_library::do_for_all_unused_symbols): New function.
5361 * incremental.h (enum Incremental_input_flags): New type.
5362 (class Incremental_checker): Remove.
5363 (Incremental_input_entry::Incremental_input_entry): Add argument
5365 (Incremental_input_entry::arg_serial): New function.
5366 (Incremental_input_entry::set_is_in_system_directory): New function.
5367 (Incremental_input_entry::is_in_system_directory): New function.
5368 (Incremental_input_entry::arg_serial_): New data member.
5369 (Incremental_input_entry::is_in_system_directory_): New data member.
5370 (class Script_info): Move here from script.h.
5371 (Script_info::Script_info): Add filename parameter.
5372 (Script_info::filename): New function.
5373 (Script_info::filename_): New data member.
5374 (Incremental_script_entry::Incremental_script_entry): Add argument
5376 (Incremental_object_entry::Incremental_object_entry): Likewise.
5377 (Incremental_object_entry::add_input_section): Build list of input
5378 sections with map to original shndx.
5379 (Incremental_object_entry::get_input_section_index): New function.
5380 (Incremental_object_entry::shndx_): New data member.
5381 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5382 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5383 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5385 (Incremental_inputs::report_archive_begin): Likewise.
5386 (Incremental_inputs::report_object): Likewise.
5387 (Incremental_inputs::report_script): Likewise.
5388 (class Incremental_global_symbol_reader): New class.
5389 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5390 and store flags and input file type.
5391 (Incremental_input_entry_reader::arg_serial): New function.
5392 (Incremental_input_entry_reader::type): Extract type from flags.
5393 (Incremental_input_entry_reader::is_in_system_directory): New function.
5394 (Incremental_input_entry_reader::get_input_section_count): Call
5395 accessor function for type.
5396 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5397 function for type; adjust size of global symbol entry.
5398 (Incremental_input_entry_reader::get_global_symbol_count): Call
5399 accessor function for type.
5400 (Incremental_input_entry_reader::get_object_count): Likewise.
5401 (Incremental_input_entry_reader::get_object_offset): Likewise.
5402 (Incremental_input_entry_reader::get_member_count): Likewise.
5403 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5404 (Incremental_input_entry_reader::get_member_offset): Likewise.
5405 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5406 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5407 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5408 (Incremental_input_entry_reader::get_global_symbol_reader): New
5410 (Incremental_input_entry_reader::get_output_symbol_index): New
5412 (Incremental_input_entry_reader::type_): Remove.
5413 (Incremental_input_entry_reader::flags_): New data member.
5414 (Incremental_inputs_reader::input_file_offset): New function.
5415 (Incremental_inputs_reader::input_file_index): New function.
5416 (Incremental_inputs_reader::input_file): Call input_file_offset.
5417 (Incremental_inputs_reader::input_file_at_offset): New function.
5418 (Incremental_relocs_reader::get_r_type): Reformat.
5419 (Incremental_relocs_reader::get_r_shndx): Reformat.
5420 (Incremental_relocs_reader::get_r_offset): Reformat.
5421 (Incremental_relocs_reader::data): New function.
5422 (Incremental_binary::Incremental_binary): Initialize new data members.
5423 (Incremental_binary::check_inputs): Add cmdline parameter.
5424 (Incremental_binary::file_is_unchanged): Remove.
5425 (Input_reader::arg_serial): New function.
5426 (Input_reader::get_unused_symbol_count): New function.
5427 (Input_reader::get_unused_symbol): New function.
5428 (Input_reader::do_arg_serial): New function.
5429 (Input_reader::do_get_unused_symbol_count): New function.
5430 (Input_reader::do_get_unused_symbol): New function.
5431 (Incremental_binary::input_file_count): New function.
5432 (Incremental_binary::get_input_reader): Change signature to use
5433 index instead of filename.
5434 (Incremental_binary::file_has_changed): New function.
5435 (Incremental_binary::get_input_argument): New function.
5436 (Incremental_binary::get_library): New function.
5437 (Incremental_binary::get_script_info): New function.
5438 (Incremental_binary::init_layout): New function.
5439 (Incremental_binary::reserve_layout): New function.
5440 (Incremental_binary::output_file): New function.
5441 (Incremental_binary::do_check_inputs): New function.
5442 (Incremental_binary::do_file_is_unchanged): Remove.
5443 (Incremental_binary::do_file_has_changed): New function.
5444 (Incremental_binary::do_init_layout): New function.
5445 (Incremental_binary::do_reserve_layout): New function.
5446 (Incremental_binary::do_input_file_count): New function.
5447 (Incremental_binary::do_get_input_reader): Change signature.
5448 (Incremental_binary::input_args_map_): New data member.
5449 (Incremental_binary::library_map_): New data member.
5450 (Incremental_binary::script_map_): New data member.
5451 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5453 (Sized_incremental_binary::output_section): New function.
5454 (Sized_incremental_binary::inputs_reader): Add const.
5455 (Sized_incremental_binary::symtab_reader): Add const.
5456 (Sized_incremental_binary::relocs_reader): Add const.
5457 (Sized_incremental_binary::got_plt_reader): Add const.
5458 (Sized_incremental_binary::get_symtab_view): New function.
5459 (Sized_incremental_binary::Inputs_reader): New typedef.
5460 (Sized_incremental_binary::Input_entry_reader): New typedef.
5461 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5462 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5463 (Sized_incremental_binary::do_file_has_changed): New function.
5464 (Sized_incremental_binary::do_init_layout): New function.
5465 (Sized_incremental_binary::do_reserve_layout): New function.
5466 (Sized_input_reader::Inputs_reader): Remove.
5467 (Sized_input_reader::Input_entry_reader): Remove.
5468 (Sized_input_reader::do_arg_serial): New function.
5469 (Sized_input_reader::do_get_unused_symbol_count): New function.
5470 (Sized_input_reader::do_get_unused_symbol): New function.
5471 (Sized_incremental_binary::do_input_file_count): New function.
5472 (Sized_incremental_binary::do_get_input_reader): Change signature;
5473 use index instead of filename.
5474 (Sized_incremental_binary::section_map_): New data member.
5475 (Sized_incremental_binary::input_entry_readers_): New data member.
5476 (class Sized_incr_relobj): New class.
5477 (class Sized_incr_dynobj): New class.
5478 (make_sized_incremental_object): New function.
5479 (class Incremental_library): New class.
5480 * layout.cc (Free_list::num_lists): New static data member.
5481 (Free_list::num_nodes): New static data member.
5482 (Free_list::num_removes): New static data member.
5483 (Free_list::num_remove_visits): New static data member.
5484 (Free_list::num_allocates): New static data member.
5485 (Free_list::num_allocate_visits): New static data member.
5486 (Free_list::init): New function.
5487 (Free_list::remove): New function.
5488 (Free_list::allocate): New function.
5489 (Free_list::dump): New function.
5490 (Free_list::print_stats): New function.
5491 (Layout_task_runner::run): Resize output file for incremental updates.
5492 (Layout::Layout): Initialize new data members.
5493 (Layout::set_incremental_base): New function.
5494 (Layout::init_fixed_output_section): New function.
5495 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5496 incremental updates.
5497 (Layout::create_gold_note): Do not create gold note section for
5498 incremental updates.
5499 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5500 for incremental updates.
5501 (Layout::set_section_offsets): For incremental updates, allocate space
5503 (Layout::create_symtab_sections): Layout with offsets relative to
5504 start of section; for incremental updates, allocate space from free
5506 (Layout::create_shdrs): For incremental updates, allocate space from
5508 (Layout::finish_dynamic_section): For incremental updates, do not
5509 check --as-needed (fixed in subsequent patch).
5510 * layout.h (class Free_list): New class.
5511 (Layout::set_incremental_base): New function.
5512 (Layout::incremental_base): New function.
5513 (Layout::init_fixed_output_section): New function.
5514 (Layout::allocate): New function.
5515 (Layout::incremental_base_): New data member.
5516 (Layout::free_list_): New data member.
5517 * main.cc (main): Print Free_list statistics.
5518 * object.cc (Relobj::finalize_incremental_relocs): Add
5519 clear_counts parameter; clear counts only when clear_counts is set.
5520 (Sized_relobj::Sized_relobj): Initialize new base class.
5521 (Sized_relobj::do_layout): Don't report special sections.
5522 (Sized_relobj::do_for_all_local_got_entries): New function.
5523 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5524 symtab_off to all symbol table offsets.
5525 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5526 * object.h (class Got_offset_list): Move to top of file.
5527 (Object::Object): Allow case where input_file == NULL.
5528 (Object::~Object): Likewise.
5529 (Object::input_file): Assert that input_file != NULL.
5530 (Object::lock): Allow case where input_file == NULL.
5531 (Object::unlock): Likewise.
5532 (Object::is_locked): Likewise.
5533 (Object::token): Likewise.
5534 (Object::release): Likewise.
5535 (Object::is_incremental): New function.
5536 (Object::get_mtime): New function.
5537 (Object::for_all_local_got_entries): New function.
5538 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5539 (Object::set_is_in_system_directory): New function.
5540 (Object::is_in_system_directory): New function.
5541 (Object::do_is_incremental): New function.
5542 (Object::do_get_mtime): New function.
5543 (Object::do_for_all_local_got_entries): New function.
5544 (Object::is_in_system_directory_): New data member.
5545 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5546 (class Sized_relobj_base): New class.
5547 (class Sized_relobj): Derive from Sized_relobj_base.
5548 (class Sized_relobj::Symbols): Redeclare from base class.
5549 (class Sized_relobj::local_got_offset_list): Remove.
5550 (class Sized_relobj::Output_sections): Redeclare from base class.
5551 (class Sized_relobj::do_for_all_local_got_entries): New function.
5552 (class Sized_relobj::write_local_symbols): Add offset parameter.
5553 (class Sized_relobj::local_symbol_offset_): Update comment.
5554 (class Sized_relobj::local_dynsym_offset_): Update comment.
5555 * options.cc (Input_arguments::add_file): Remove const.
5556 * options.h (Input_file_argument::Input_file_argument):
5557 Initialize arg_serial_ (all constructors).
5558 (Input_file_argument::set_arg_serial): New function.
5559 (Input_file_argument::arg_serial): New function.
5560 (Input_file_argument::arg_serial_): New data member.
5561 (Input_arguments::Input_arguments): Initialize file_count_.
5562 (Input_arguments::add_file): Remove const.
5563 (Input_arguments::number_of_input_files): New function.
5564 (Input_arguments::file_count_): New data member.
5565 (Command_line::number_of_input_files): Call
5566 Input_arguments::number_of_input_files.
5567 * output.cc (Output_segment_headers::Output_segment_headers):
5569 (Output_section::Input_section::current_data_size): New function.
5570 (Output_section::Output_section): Initialize new data members.
5571 (Output_section::add_input_section): Don't do merge sections for
5572 an incremental link; allocate space from free list for an
5574 (Output_section::add_output_section_data): Allocate space from
5575 free list for an incremental update.
5576 (Output_section::update_data_size): New function.
5577 (Output_section::set_fixed_layout): New function.
5578 (Output_section::reserve): New function.
5579 (Output_segment::set_section_addresses): Remove const.
5580 (Output_segment::set_section_list_addresses): Remove const; allocate
5581 space from free list for an incremental update.
5582 (Output_segment::set_offset): Adjust size of RELRO segment for an
5584 * output.h (Output_data::current_data_size): Move here from
5586 (Output_data::pre_finalize_data_size): New function.
5587 (Output_data::update_data_size): New function.
5588 (Output_section_headers::update_data_size): new function.
5589 (Output_section_data_build::current_data_size): Move to Output_data.
5590 (Output_data_strtab::update_data_size): New function.
5591 (Output_section::current_data_size): Move to Output_data.
5592 (Output_section::set_fixed_layout): New function.
5593 (Output_section::has_fixed_layout): New function.
5594 (Output_section::reserve): New function.
5595 (Output_section::update_data_size): New function.
5596 (Output_section::has_fixed_layout_): New data member.
5597 (Output_section::free_list_): New data member.
5598 (Output_segment::set_section_addresses): Remove const.
5599 (Output_segment::set_section_list_addresses): Remove const.
5600 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5602 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5604 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5605 parameter when calling Add_symbols constructor; store argument
5606 serial number for members of a lib group.
5607 (Add_symbols::locks): Allow case where token == NULL.
5608 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5609 (Read_member::~Read_member): New function.
5610 (Read_member::is_runnable): New function.
5611 (Read_member::locks): New function.
5612 (Read_member::run): New function.
5613 (Check_script::~Check_script): New function.
5614 (Check_script::is_runnable): New function.
5615 (Check_script::locks): New function.
5616 (Check_script::run): New function.
5617 (Check_library::~Check_library): New function.
5618 (Check_library::is_runnable): New function.
5619 (Check_library::locks): New function.
5620 (Check_library::run): New function.
5621 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5622 (Add_symbols::library_): New data member.
5623 (class Read_member): New class.
5624 (class Check_script): New class.
5625 (class Check_library): New class.
5626 * reloc.cc (Read_relocs::is_runnable): Allow case where
5628 (Read_relocs::locks): Likewise.
5629 (Scan_relocs::locks): Likewise.
5630 (Relocate_task::locks): Likewise.
5631 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5633 (Sized_relobj::incremental_relocs_scan): Fix comment.
5634 (Sized_relobj::do_relocate): Pass output file offset to
5635 write_local_symbols.
5636 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5637 from class declaration.
5638 * script.cc (read_input_script): Allocate Script_info; pass
5639 argument serial number to report_script.
5640 * script.h (class Script_info): Move to incremental.h.
5641 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5642 * symtab.h (Symbol_table::add_from_incrobj): New function.
5643 (Symbol_table::set_file_offset): New function.
5645 2011-04-05 Cary Coutant <ccoutant@google.com>
5647 * incremental-dump.cc (dump_incremental_inputs): Change signature
5648 to take a Sized_incremental_binary; change caller. Use readers
5649 in Sized_incremental_binary.
5651 (Sized_incremental_binary::find_incremental_inputs_sections):
5652 Rename do_find_incremental_inputs_sections to this.
5653 (Sized_incremental_binary::setup_readers): New function.
5654 (Sized_incremental_binary::do_check_inputs): Check
5655 has_incremental_info_ flag; move setup code to setup_readers;
5657 (Sized_incremental_binary::do_file_is_unchanged): New function.
5658 (Sized_incremental_binary::do_get_input_reader): New function.
5659 * incremental.h (class Incremental_binary): Move to end of file.
5660 (Incremental_binary::file_is_unchanged): New function.
5661 (Incremental_binary::do_file_is_unchanged): New function.
5662 (Incremental_binary::Input_reader): New class.
5663 (Incremental_binary::get_input_reader): New function.
5664 (class Sized_incremental_binary): Move to end of file.
5665 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5666 input section reader classes.
5667 (Sized_incremental_binary::has_incremental_info): New function.
5668 (Sized_incremental_binary::inputs_reader): New function.
5669 (Sized_incremental_binary::symtab_reader): New function.
5670 (Sized_incremental_binary::relocs_reader): New function.
5671 (Sized_incremental_binary::got_plt_reader): New function.
5672 (Sized_incremental_binary::do_file_is_unchanged): New function.
5673 (Sized_incremental_binary::Sized_input_reader): New class.
5674 (Sized_incremental_binary::get_input_reader): New function.
5675 (Sized_incremental_binary::find_incremental_inputs_sections):
5676 Rename do_find_incremental_inputs_sections to this.
5677 (Sized_incremental_binary::setup_readers): New function.
5678 (Sized_incremental_binary::has_incremental_info_): New data member.
5679 (Sized_incremental_binary::inputs_reader_): New data member.
5680 (Sized_incremental_binary::symtab_reader_): New data member.
5681 (Sized_incremental_binary::relocs_reader_): New data member.
5682 (Sized_incremental_binary::got_plt_reader_): New data member.
5683 (Sized_incremental_binary::current_input_file_): New data member.
5685 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5688 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5691 2011-03-30 Cary Coutant <ccoutant@google.com>
5693 * archive.cc (Archive::include_member): Adjust call to report_object.
5694 (Add_archive_symbols::run): Add script_info to call to
5695 report_archive_begin.
5696 (Lib_group::include_member): Adjust call to report_object.
5697 (Add_lib_group_symbols::run): Adjust call to report_object.
5698 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5699 blocks. Add object count for script input files.
5700 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5701 script_info parameter; change all callers.
5702 (Incremental_inputs::report_object): Add script_info parameter;
5704 (Incremental_inputs::report_script): Store backpointer to
5705 incremental info entry.
5706 (Output_section_incremental_inputs::set_final_data_size): Record
5707 additional information for scripts.
5708 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5709 * incremental.h (Incremental_script_entry::add_object): New function.
5710 (Incremental_script_entry::get_object_count): New function.
5711 (Incremental_script_entry::get_object): New function.
5712 (Incremental_script_entry::objects_): New data member; adjust
5714 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5715 (Incremental_inputs::report_object): Add script_info parameter.
5716 (Incremental_inputs_reader::get_object_count): New function.
5717 (Incremental_inputs_reader::get_object_offset): New function.
5718 * options.cc (Input_arguments::add_file): Return reference to
5720 * options.h (Input_argument::set_script_info): New function.
5721 (Input_argument::script_info): New function.
5722 (Input_argument::script_info_): New data member; adjust all
5724 (Input_file_group::add_file): Return reference to new input argument.
5725 (Input_file_lib::add_file): Likewise.
5726 (Input_arguments::add_file): Likewise.
5727 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5728 * script.cc (Parser_closure::Parser_closure): Add script_info
5729 parameter; adjust all callers.
5730 (Parser_closure::script_info): New function.
5731 (Parser_closure::script_info_): New data member.
5732 (read_input_script): Report scripts earlier to incremental info.
5733 (script_add_file): Set script_info in Input_argument.
5734 (script_add_library): Likewise.
5735 * script.h (Script_options::Script_info): Rewrite class.
5737 2011-03-29 Cary Coutant <ccoutant@google.com>
5739 * archive.cc (Library_base::should_include_member): Move
5740 method here from class Archive.
5741 (Archive::Archive): Initialize base class.
5742 (Archive::should_include_member): Move to base class.
5743 (Archive::do_for_all_unused_symbols): New function.
5744 (Add_archive_symbols::run): Remove redundant access to
5746 (Lib_group::Lib_group): Initialize base class.
5747 (Lib_group::do_filename): New function.
5748 (Lib_group::include_member): Pass pointer to Lib_group to
5750 (Lib_group::do_for_all_unused_symbols): New function.
5751 (Add_lib_group_symbols::run): Report archive information for
5753 * archive.h (class Library_base): New base class.
5754 (class Archive): Derive from Library_base.
5755 (Archive::filename): Move to base class.
5756 (Archive::set_incremental_info): Likewise.
5757 (Archive::incremental_info): Likewise.
5758 (Archive::Should_include): Likewise.
5759 (Archive::should_include_member): Likewise.
5760 (Archive::Armap_entry): Remove.
5761 (Archive::Unused_symbol_iterator): Remove.
5762 (Archive::unused_symbols_begin): Remove.
5763 (Archive::unused_symbols_end): Remove.
5764 (Archive::do_filename): New function.
5765 (Archive::do_get_mtime): New function.
5766 (Archive::do_for_all_unused_symbols): New function.
5767 (Archive::task_): Move to base class.
5768 (Archive::incremental_info_): Likewise.
5769 (class Lib_group): Derive from Library_base.
5770 (Lib_group::do_filename): New function.
5771 (Lib_group::do_get_mtime): New function.
5772 (Lib_group::do_for_all_unused_symbols): New function.
5773 (Lib_group::task_): Move to base class.
5774 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5776 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5778 * incremental.cc (Incremental_inputs::report_archive_begin):
5779 Use Library_base; call library's get_mtime; add incremental inputs
5780 entry before members.
5781 (class Unused_symbol_visitor): New class.
5782 (Incremental_inputs::report_archive_end): Use Library_base; use
5783 visitor class to record unused symbols; don't add incremental inputs
5784 entry after members.
5785 (Incremental_inputs::report_object): Use Library_base.
5787 (Incremental_archive_entry::Incremental_archive_entry): Remove
5788 unused Archive parameter.
5789 (Incremental_inputs::report_archive_begin): Use Library_base.
5790 (Incremental_inputs::report_archive_end): Likewise.
5791 (Incremental_inputs::report_object): Likewise.
5792 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5794 * object.h (Object::for_all_global_symbols): New function.
5795 (Object::do_for_all_global_symbols): New function.
5796 (Sized_relobj::do_for_all_global_symbols): New function.
5797 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5799 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5802 2011-03-27 Ian Lance Taylor <iant@google.com>
5804 * archive.cc (Archive::interpret_header): Return -1 if something
5805 goes wrong. Change callers accordingly.
5807 2011-03-25 Cary Coutant <ccoutant@google.com>
5809 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5810 * testsuite/Makefile.in: Regenerate.
5812 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5814 * plugin.cc (get_view): New.
5815 (Plugin::load): Pass get_view to the plugin.
5816 (Plugin_manager::get_view): New.
5818 2011-03-21 Ian Lance Taylor <iant@google.com>
5820 * testsuite/final_layout.sh: Rewrite to not use dc.
5821 * testsuite/relro_test.sh: Fail if dc is not present.
5823 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5825 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5827 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5828 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5830 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5831 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5833 2011-03-14 Ian Lance Taylor <iant@google.com>
5835 * script-sections.cc (Sort_output_sections::script_compare):
5836 Rename from is_before, change return type.
5837 (Sort_output_sections::operator()): Adjust accordingly.
5839 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5842 * testsuite/odr_violation2.cc: Add comment to make all error line
5843 numbers double digits.
5844 * testsuite/debug_msg.sh: Adjust expected errors.
5846 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5848 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5849 but mark earlier ones as non-canonical
5850 (offset_to_iterator): Update search target and example
5851 (do_addr2line): Return extra lines in a vector*
5852 (format_file_lineno): Extract from do_addr2line
5853 (one_addr2line): Add vector* out-param
5854 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5855 when a lineno entry appeared last for its instruction
5856 (Dwarf_line_info): Add vector* out-param
5857 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5858 * symtab.cc (Odr_violation_compare): Include the lineno in the
5860 (linenos_from_loc): New. Combine the canonical line for an
5861 address with its other lines.
5862 (True_if_intersect): New. Helper functor to make
5863 std::set_intersection a query.
5864 (detect_odr_violations): Compare sets of lines instead of just
5865 one line for each function. This became less deterministic, but
5866 has fewer false positives.
5867 * symtab.h: Declarations.
5868 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5869 mix an optimized and non-optimized object in the same binary
5870 (odr_violation2.so): Same.
5871 * testsuite/Makefile.in: Regenerate from Makefile.am.
5872 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5873 * testsuite/debug_msg.sh: Update line numbers and add
5875 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5876 non-optimized context.
5877 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5878 isn't inlined, and use OdrDerived in an optimized context.
5879 * testsuite/odr_header1.h: Defines OdrDerived, where
5880 optimization will change the
5881 first-instruction-in-the-destructor's file and line number.
5882 * testsuite/odr_header2.h: Defines OdrBase.
5884 2011-03-09 Ian Lance Taylor <iant@google.com>
5886 * fileread.cc (File_read::clear_views): Don't delete the whole
5889 2011-03-08 Ian Lance Taylor <iant@google.com>
5892 * fileread.cc: #include <climits>.
5893 (GOLD_IOV_MAX): Define.
5894 (File_read::read_multiple): Limit number of entries by iov_max.
5895 * fileread.h (class File_read): Always set max_readv_entries to
5898 2011-03-07 Ian Lance Taylor <iant@google.com>
5901 * options.h (class General_options): Add -dy and -dn.
5903 2011-03-02 Cary Coutant <ccoutant@google.com>
5905 * testsuite/script_test_9.t: Add TLS segment.
5907 2011-03-02 Simon Baldwin <simonb@google.com>
5909 * configure.ac: Add check for gnu_indirect_function support in
5910 the toolchain building binutils.
5911 * configure: Rebuild.
5913 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5915 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5916 plugin only symbols.
5917 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5918 in plugin files as not needed in the symbol table.
5920 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5922 * output.cc (Output_section::add_input_section): Delay fill
5923 generation for section ordering.
5925 2011-02-09 Ian Lance Taylor <iant@google.com>
5928 * object.h (class Sized_relobj): Remove clear_local_symbols.
5929 * reloc.cc (Sized_relobj::do_relocate): Don't call
5930 clear_local_symbols.
5932 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5934 * plugin.cc (is_visible_from_outside): Return true for symbols
5937 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5939 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5942 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5944 * icf.h (is_section_foldable_candidate): Change type of parameter
5946 * icf.cc (Icf::find_identical_sections): Change type of local variable
5947 section_name to be std::string.
5948 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5950 2011-01-25 Ian Lance Taylor <iant@google.com>
5952 * script.cc (script_add_extern): Rewrite to use
5953 add_symbol_reference.
5955 2011-01-25 Doug Kwan <dougkwan@google.com>
5957 * icf.cc (get_section_contents): Always lock section's object.
5959 2011-01-24 Ian Lance Taylor <iant@google.com>
5961 * options.h (class General_options): Accept
5962 --no-detect-odr-violations.
5964 2011-01-24 Ian Lance Taylor <iant@google.com>
5966 * version.cc (version_string): Bump to 1.11.
5968 2011-01-24 Ian Lance Taylor <iant@google.com>
5970 * plugin.cc (class Plugin_rescan): Define new class.
5971 (Plugin_manager::claim_file): Set any_claimed_.
5972 (Plugin_manager::save_archive): New function.
5973 (Plugin_manager::save_input_group): New function.
5974 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5976 (Plugin_manager::new_undefined_symbol): New function.
5977 (Plugin_manager::rescan): New function.
5978 (Plugin_manager::rescannable_defines): New function.
5979 (Plugin_manager::add_input_file): Set any_added_.
5980 * plugin.h (class Plugin_manager): define new fields rescannable_,
5981 undefined_symbols_, any_claimed_, and any_added_. Declare
5982 Plugin_rescan as friend. Declare new functions.
5983 (Plugin_manager::Rescannable): Define type.
5984 (Plugin_manager::Rescannable_list): Define type.
5985 (Plugin_manager::Undefined_symbol_list): Define type.
5986 (Plugin_manager::Plugin_manager): Initialize new fields.
5987 * archive.cc (Archive::defines_symbol): New function.
5988 (Add_archive_symbols::run): Pass archive to plugins if any.
5989 * archive.h (class Archive): Declare defines_symbol.
5990 * readsyms.cc (Input_group::~Input_group): New function.
5991 (Finish_group::run): Pass input_group to plugins if any.
5992 * readsyms.h (class Input_group): Declare destructor.
5993 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5996 2011-01-10 Ian Lance Taylor <iant@google.com>
5998 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6000 (Layout::set_segment_offsets): Reset increase_relro before calling
6001 set_section_addresses a second time.
6003 2011-01-04 Cary Coutant <ccoutant@google.com>
6005 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6006 sections before NOBITS sections.
6008 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6010 * version.cc (print_version): Update copyright to 2011.
6012 2010-12-23 Cary Coutant <ccoutant@google.com>
6014 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6015 of OS to this->add. Add OD parameter to second form of the function.
6017 2010-12-20 Ian Lance Taylor <iant@google.com>
6019 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6020 second of two consecutive entries with same offset.
6022 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6024 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6025 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6026 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6027 to avoid unneeded links against $(LDADD).
6028 * testsuite/Makefile.in: Regenerate.
6030 2010-12-15 Ian Lance Taylor <iant@google.com>
6033 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6034 for R_X86_64_32 and R_X86_64_PC32.
6035 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6036 ver_matching_def_pic.o.
6037 (ver_matching_def_pic.o): New target.
6039 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6041 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6042 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6043 Move definition before File_read::View member definitions.
6044 (File_read::View::~View): Initialize and hold lock before
6045 updating current_mapped_bytes.
6047 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6049 * dwarf_reader.cc: Remove outdated comment.
6050 * gold-threads.cc: Fix typo in error message.
6051 * archive.cc: Fix typos in comments.
6052 * archive.h: Likewise.
6053 * arm-reloc-property.cc: Likewise.
6054 * arm-reloc-property.h: Likewise.
6055 * arm-reloc.def: Likewise.
6057 * attributes.h: Likewise.
6058 * cref.cc: Likewise.
6059 * ehframe.cc: Likewise.
6060 * fileread.h: Likewise.
6062 * i386.cc: Likewise.
6064 * incremental.h: Likewise.
6065 * int_encoding.cc: Likewise.
6066 * layout.h: Likewise.
6067 * main.cc: Likewise.
6068 * merge.h: Likewise.
6069 * object.cc: Likewise.
6070 * object.h: Likewise.
6071 * options.cc: Likewise.
6072 * readsyms.cc: Likewise.
6073 * reduced_debug_output.cc: Likewise.
6074 * reloc.cc: Likewise.
6075 * script-sections.cc: Likewise.
6076 * sparc.cc: Likewise.
6077 * symtab.h: Likewise.
6078 * target-reloc.h: Likewise.
6079 * target.cc: Likewise.
6080 * target.h: Likewise.
6081 * timer.cc: Likewise.
6082 * timer.h: Likewise.
6083 * x86_64.cc: Likewise.
6085 2010-12-09 Cary Coutant <ccoutant@google.com>
6087 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6089 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6090 parameter; change all callers.
6091 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6092 * options.h (warn_execstack): New option.
6094 2010-12-07 Doug Kwan <dougkwan@google.com>
6096 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6097 like function call relocations.
6099 2010-12-07 Ian Lance Taylor <iant@google.com>
6101 * archive.cc (Archive::get_elf_object_for_member): Permit
6102 punconfigured to be NULL.
6103 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6104 (Archive::include_member): Pass NULL to get_elf_object_for_member
6105 if we searched for the archive and this is the first included
6108 2010-12-01 Ian Lance Taylor <iant@google.com>
6110 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6111 track_relocs_type_ field.
6112 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6113 Set track_relocs_type_.
6114 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6115 contents when using RELA relocs.
6116 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6118 * reloc.cc (Track_relocs::next_addend): New function.
6119 * reloc.h (class Track_relocs): Declare next_addend.
6121 2010-12-01 Ian Lance Taylor <iant@google.com>
6123 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6126 2010-12-01 Ian Lance Taylor <iant@google.com>
6128 * README: Update compilers known to work and fail.
6130 2010-11-23 Matthias Klose <doko@ubuntu.com>
6132 * configure.in: For --enable-gold, handle value `default' instead of
6133 `both*'. Always install ld as ld.bfd, install as ld if gold is
6135 * configure: Regenerate.
6137 2010-11-18 Doug Kwan <dougkwan@google.com>
6139 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6140 and right_alignment to be zero. Store result alignment only if it is
6141 greater than existing alignment.
6143 2010-11-16 Cary Coutant <ccoutant@google.com>
6146 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6147 Check for ".zdebug_line".
6149 2010-11-16 Doug Kwan <dougkwan@google.com>
6150 Cary Coutant <ccoutant@google.com>
6152 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6153 by reference; adjust all callers.
6154 * output.cc (Output_segment::set_section_addresses): Adjust references
6155 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6157 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6158 end at page boundary.
6160 2010-11-16 Cary Coutant <ccoutant@google.com>
6163 * layout.cc (Layout::choose_output_section): Transform names of
6164 compressed sections even when using a script with a SECTIONS clause.
6165 (Layout::output_section_name): Remove code to transform
6166 compressed debug section names.
6167 * output.cc (Output_section::add_input_section): Use uncompressed
6168 section size when tracking input sections.
6170 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6172 * symtab.h (Symbol::NON_PIC_REF): Remove.
6173 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6174 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6175 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6176 (Symbol::use_plt_offset): Take a flags argument and pass it
6177 directly to needs_dynamic_reloc. Restrict check for undefined
6178 weak symbols to function calls.
6179 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6180 (Target_arm::Scan::global): Use it.
6181 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6182 (Target_arm::Relocate::relocate): Likewise.
6183 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6184 parameter with an r_type parameter. Use get_reference_flags
6186 (Target_arm::Relocate::relocate): Update accordingly.
6187 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6188 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6189 (Target_i386::Scan::global): Likewise.
6190 (Target_i386::Relocate::relocate): Likewise.
6191 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6192 parameter with an r_type parameter. Use get_reference_flags
6194 (Target_i386::Relocate::relocate): Update accordingly.
6195 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6196 (Target_powerpc::Scan::global): Use it.
6197 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6198 (Target_powerpc::Relocate::relocate): Likewise.
6199 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6200 (Target_sparc::Scan::global): Use it.
6201 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6202 (Target_sparc::Relocate::relocate): Likewise.
6203 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6204 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6205 (Target_x86_64::Scan::global): Likewise.
6206 (Target_x86_64::Relocate::relocate): Likewise.
6208 2010-11-08 Doug Kwan <dougkwan@google.com>
6209 Cary Coutant <ccoutant@google.com>
6211 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6212 (Arm_exidx_merge_section::section_contents_): New data member.
6213 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6214 (Arm_input_section::~Arm_input_section): De-allocate memory.
6215 (Arm_input_section::original_contents_): New data member.
6216 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6217 in parameters instead of calling Object::section_contents without
6219 (Arm_output_section::group_section): New parameter TASK. Pass it
6220 to callees that need locking objects.
6221 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6222 to lock EXIDX input sections. Fix a formatting issue. Call
6223 Arm_exidx_merged_section::build_contents to create merged section
6225 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6226 to lock object of stub table owner.
6227 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6228 TEXT_SIZE to initialize data member TEXT_SIZE_.
6229 (Arm_exidx_input_section::addralign): Fix typo in comment.
6230 (Arm_exidx_input_section::text_size): New method.
6231 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6232 that require locking objects. Lock objects before scanning for stubs
6233 and updating local symbols.
6234 (Arm_input_section<big_endian>::init): Copy contents of original
6236 (Arm_input_section<big_endian>::do_write): Use saved contents of
6237 original input section instead of calling Object::section_contents
6239 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6240 size without calling Object::section_size().
6241 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6242 for size. Allocate a buffer for merged EXIDX entries.
6243 (Arm_exidx_merged_section::build_contents): New method.
6244 (Arm_exidx_merged_section::do_write): Move merge section contents
6245 building code to Arm_exidx_merged_section::build_contetns. Write
6246 out contetns in buffer instead of building it on the fly.
6247 (Arm_relobj::make_exidx_input_section): Also pass text section size
6248 to Arm_exidx_input_section constructor.
6249 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6250 (Arm_dynobj::do_read_symbols): Fix memory leak.
6251 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6252 * target.h: (class Task): Add forward declaration.
6253 (Target::relax): Add new parameter TASK and pass it to
6255 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6257 2010-11-05 Cary Coutant <ccoutant@google.com>
6260 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6261 object when reading from the file.
6262 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6264 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6265 when reading section contents.
6266 (get_section_contents): Likewise.
6267 (icf::find_identical_sections): Likewise.
6268 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6269 object when reading from the file.
6270 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6271 the object when doing deferred section layout.
6273 2010-11-03 Nick Clifton <nickc@redhat.com>
6276 * script.h (class Symbol_assignment: name): New member. Returns
6277 the name of the symbol.
6278 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6279 Returns true if the given symbol name is on the list of
6280 assignments wating to be processed.
6281 * archive.cc (should_incldue_member): If the symbol is undefined,
6282 check to see if it is on the list of symbols pending assignment.
6284 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6286 * script-sections.cc (Script_sections::find_memory_region): Check
6287 for a NULL output section pointer.
6289 2010-10-29 Doug Kwan <dougkwan@google.com>
6291 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6292 Output_section::add_relaxed_input_section.
6293 * output.cc (Output_section::add_relaxed_input_section): Add new
6294 arguments LAYOUT and NAME. Set section order index.
6295 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6296 Copy section order index.
6297 * output.h (Output_section::add_relaxed_input_section): Add new
6298 arguments LAYOUT and NAME.
6300 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6302 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6303 NATIVE_OR_CROSS_LINKER.
6304 * testsuite/Makefile.in: Regenerate.
6306 2010-10-20 Doug Kwan <dougkwan@google.com>
6308 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6309 without SHF_LINK_ORDER flags.
6310 * layout.cc (Layout::choose_output_section): Do not filter
6311 SHF_LINK_ORDER flag in a relocatable link.
6313 2010-10-17 Cary Coutant <ccoutant@google.com>
6315 * output.h (Output_segment::set_section_addresses): Change function
6316 signature. Update all callers.
6317 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6319 (Output_segment::set_section_addresses): Align after last TLS
6320 section. Add padding before last relro section instead of after.
6322 2010-10-17 Doug Kwan <dougkwan@google.com>
6324 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6325 GOT output section to be writable.
6327 2010-10-14 Cary Coutant <ccoutant@google.com>
6329 * debug.h (DEBUG_INCREMENTAL): New flag.
6330 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6331 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6333 * incremental.cc (report_command_line): Ignore all forms of
6335 * layout.cc (Layout::Layout): Check parameters for incremental link
6337 * options.cc (General_options::parse_incremental): New function.
6338 (General_options::parse_no_incremental): New function.
6339 (General_options::parse_incremental_full): New function.
6340 (General_options::parse_incremental_update): New function.
6341 (General_options::incremental_mode_): New data member.
6342 (General_options::finalize): Check incremental_mode_.
6343 * options.h (General_options): Update help text for --incremental.
6344 Add --no-incremental, --incremental-full, --incremental-update.
6345 (General_options::Incremental_mode): New enum type.
6346 (General_options::incremental_mode): New function.
6347 (General_options::incremental_mode_): New data member.
6348 * parameters.cc (Parameters::incremental_mode_): New data member.
6349 (Parameters::set_options): Set incremental_mode_.
6350 (Parameters::set_incremental_full): New function.
6351 (Parameters::incremental): New function.
6352 (Parameters::incremental_update): New function.
6353 (set_parameters_incremental_full): New function.
6354 * parameters.h (Parameters::set_incremental_full): New function.
6355 (Parameters::incremental): New function.
6356 (Parameters::incremental_update): New function.
6357 (Parameters::incremental_mode_): New data member.
6358 (set_parameters_incremental_full): New function.
6359 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6360 incremental link mode.
6361 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6362 (Sized_relobj::do_relocate_sections): Likewise.
6363 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6365 * testsuite/Makefile.in: Regenerate.
6366 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6368 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6370 * script-sections.h (class Script_sections): Make
6371 Sections_elements typedef public.
6372 * script-sections.cc (class Sort_output_sections): Add elements_
6373 field. Add constructor which sets it; change all callers.
6374 (Sort_output_sections::is_before): New function.
6375 (Sort_output_sections::operator()): Call is_before.
6376 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6378 * testsuite/script_test_10.sh: New test. Test script section
6380 * testsuite/script_test_10.t: Likewise.
6381 * testsuite/script_test_10.s: Likewise.
6382 * testsuite/Makefile.am: Wrap the cross linker tests and the
6383 common tests into NATIVE_OR_CROSS_LINKER.
6384 (check_SCRIPTS): Add script_test_10.sh.
6385 (check_DATA): Add script_test_10.stdout.
6386 (script_test_10.o, script_test_10): New targets.
6387 (script_test_10.stdout): New target.
6388 * configure, testsuite/Makefile.in: Regenerate.
6390 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6392 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6393 error for the deprecated relocations.
6394 (Target_arm::Scan::global): Likewise.
6395 (Target_arm::Relocate::relocate): Likewise.
6397 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6399 * fileread.cc (Input_file::find_file): Initialize *found_name
6400 and *namep when using the fallback search for case 4.
6402 2010-10-11 Cary Coutant <ccoutant@google.com>
6404 * options.h (class General_options): Redefine -z lazy as an alias for
6405 the negation of -z now.
6407 2010-10-11 Ian Lance Taylor <iant@google.com>
6409 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6412 2010-10-06 Nick Clifton <nickc@redhat.com>
6414 * script-sections.cc(class Memory_region): Remove
6415 current_lma_offset_ field. Rename current_vma_offset_ to
6416 current_offset_. Add last_section_ field.
6417 (Memory_region::get_current_vma_address): Rename to
6418 get_current_address.
6419 (Memory_region::get_current_lma_address): Delete.
6420 (Memory_region::increment_vma_offset): Rename to
6422 (Memory_region::increment_lma_offset): Delete.
6423 (Memory_region::attributes_compatible): New method. Returns
6424 true if the provided section is compatible with the region.
6425 (Memory_region::get_last_section): New method. Returns the last
6426 section to use the region.
6427 (Memory_region::set_last_section): New method. Stores the last
6428 section to use the region.
6429 (Script_sections::block_in_region): New method. Returns true if
6430 a block of memory is contained within a region.
6431 (Script_sections::find_memory_region): New method. Locates a
6432 memory region to be used to set a VMA or LMA address.
6433 (Output_section_definition::set_section_addresses): Add code to
6434 check for addresses set by memory regions.
6435 (Output_segment::set_section_addresses): Remove memory region
6437 (Script_sections::create_segment): Add a warning if a header
6438 segment is created outside of any region.
6439 * script-sections.h (class Script_sections): Add prototypes for
6440 find_memory_region and block_in_region methods.
6441 * testsuite/memory_test.s: Use .long instead of .word.
6442 * testsuite/memory_test.t: Add some more output sections.
6443 * testsuite/memory_test.sh: Update expected output.
6445 2010-10-02 Doug Kwan <dougkwan@google.com>
6447 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6448 defintion to symtab.h
6449 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6450 declaration to defintion.
6452 2010-10-01 Nick Clifton <nickc@redhat.com>
6454 * expression.cc (eval): Replace dummy argument with NULL.
6455 (eval_maybe_dot): Check for a NULL result section pointer.
6456 (Symbol_expression::value): Likewise.
6457 (Dot_expression::value): Likewise.
6458 (BINARY_EXPRESSION): Likewise.
6459 (Max_expression::value): Likewise.
6460 (Min_expression::value): Likewise.
6461 (Absolute_expression::value): Likewise.
6462 (Addr_expression::value_from_output_section): Likewise.
6463 (Loaddddr_expression::value_from_output_section): Likewise.
6464 (Segment_start_expression::value): Likewise.
6465 * script-sections.cc
6466 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6468 (Sections_elememt_dot_assignment::set_section_addresses):
6470 (Output_data_expression::do_write_to_buffer): Likewise.
6471 (Output_section_definition::finalize_symbols): Likewise.
6472 (Output_section_definition::set_section_addresses): Likewise.
6474 2010-09-30 Doug Kwan <dougkwan@google.com>
6476 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6478 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6480 * target.h (Target::can_icf_inline_merge_sections): New virtual
6482 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6484 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6486 * icf.cc (get_section_contents): Inline merge sections only when
6489 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6491 * configure: Regenerate.
6493 2010-09-17 Ian Lance Taylor <iant@google.com>
6495 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6496 * testsuite/Makefile.am (memory_test.o): New target.
6497 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6499 * testsuite/Makefile.in: Rebuild.
6501 2010-09-17 Doug Kwan <dougkwan@google.com>
6503 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6504 defintion if relocation uses GOT entries of the symbol.
6505 * testsuite/icf_safe_test.sh: Fix test.
6506 * testsuite/icf_safe_so_test.sh: Fix test.
6508 2010-09-16 Cary Coutant <ccoutant@google.com>
6510 * script_sections.cc (class Memory_region): Remove "NULL" from
6511 vector initializations.
6513 2010-09-15 Cary Coutant <ccoutant@google.com>
6515 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6516 Resolve forwarding symbols.
6518 2010-09-15 Doug Kwan <dougkwan@google.com>
6520 * gold/testsuite/script_test_3.t: Add ARM special sections.
6521 * gold/testsuite/script_test_4.t: Same.
6522 * gold/testsuite/script_test_5.t: Same.
6523 * gold/testsuite/script_test_6.t: Same.
6524 * gold/testsuite/script_test_7.t: Same.
6525 * gold/testsuite/script_test_7.t: Same.
6526 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6528 2010-09-14 Cary Coutant <ccoutant@google.com>
6530 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6531 (Target_x86_64::Relocate::relocate_tls): Replace check for
6532 saw_tls_block_reloc_ with test for executable section.
6534 2010-09-12 Cary Coutant <ccoutant@google.com>
6536 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6537 position-independent executables to shared libraries need dynamic
6539 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6540 position-independent executables.
6541 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6542 * testsuite/Makefile.in: Regenerate.
6544 2010-09-10 Nick Clifton <nickc@redhat.com>
6547 * testsuite/memory_test.t: Discard any sections that are not
6550 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6553 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6554 "This::" to work around a bug in gcc 4.2.
6556 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6558 2010-09-09 Rafael Espindola <espindola@google.com>
6560 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6561 sections with different PF_X flags in the same segment.
6562 (Layout::find_first_load_seg): Search all segments to find the first
6564 * options.h (rosegment): New.
6566 2010-09-08 Rafael Espindola <espindola@google.com>
6568 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6570 2010-09-08 Doug Kwan <dougkwan@google.com>
6572 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6573 (Arm_relobj::do_relocate_sections): Add new parameter for output
6574 file to match the parent.
6575 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6576 of local symbols instead of input values. Update code to track
6577 changes in gold::relocate_section.
6578 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6579 (Sized_relobj::compute_final_local_value_internal): New methods.
6580 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6581 body into private version of Sized_relobj::compute_final_local_value.
6582 Call the inline method.
6583 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6584 merged symbol value if there is one.
6585 (Symbol_value::has_output_value): New method defintiion.
6586 (Sized_relobj::Compute_final_local_value_status): New enum type.
6587 (Sized_relobj::compute_final_local_value): New methods.
6588 (Sized_relobj::compute_final_local_value_internal): New methods.
6589 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6590 and arm_cortex_a8.sh.
6591 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6592 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6594 * Makefile.in: Regenerate.
6595 * testsuite/arm_bl_out_of_range.s: Update test.
6596 * testsuite/thumb_bl_out_of_range.s: Ditto.
6597 * testsuite/thumb_blx_out_of_range.s: Ditto.
6598 * testsuite/arm_branch_out_of_range.sh: New file.
6599 * testsuite/arm_cortex_a8.sh: Ditto.
6600 * testsuite/arm_cortex_a8_b.s: Ditto.
6601 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6602 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6603 * testsuite/arm_cortex_a8_bl.s: Ditto.
6604 * testsuite/arm_cortex_a8_blx.s: Ditto.
6605 * testsuite/arm_cortex_a8_local.s: Ditto.
6606 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6607 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6609 2010-09-08 Rafael Espindola <espindola@google.com>
6611 * Makefile.am (memory_test.stdout): Run readelf with -W.
6612 * Makefile.in: Regenerate.
6613 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6616 2010-09-08 Rafael Espindola <espindola@google.com>
6618 * script-sections.cc (Script_sections::add_memory_region): Convert
6619 field precision to int.
6620 * script.cc (script_set_section_region, script_set_section_region):
6621 Convert field precision to int.
6623 2010-09-08 Rafael Espindola <espindola@google.com>
6625 * arm.cc (do_finalize_sections): Create the __exidx_start and
6626 __exdix_end symbols even when the section is missing.
6628 2010-09-08 Nick Clifton <nickc@redhat.com>
6630 * README: Remove claim that MEMORY is not supported.
6631 * expression.cc (script_exp_function_origin)
6632 (script_exp_function_length): Move from here to ...
6633 * script.cc: ... here.
6634 (script_set_section_region, script_add_memory)
6635 (script_parse_memory_attr, script_include_directive): New
6637 * script-sections.cc
6638 (class Memory_region): New class.
6639 (class Output_section_definition): Add set_memory_region,
6640 set_section_vma, set_section_lma and get_section_name methods.
6641 (class Script_Sections): Add add_memory_region,
6642 find_memory_region, find_memory_region_origin,
6643 find_memory_region_length and set_memory_region methods.
6644 Have set_section_addresses method walk the list of set memory
6646 Extend the print methos to display memory regions.
6647 * script-sections.h: Add prototypes for new methods.
6648 Add enum for MEMORY region attributes.
6649 * yyscript.y: Add support for parsing MEMORY regions.
6650 * script-c.h: Add prototypes for new functions.
6651 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6652 * testsuite/Makefile.in: Regenerate.
6653 * testsuite/memory_test.sh: New script.
6654 * testsuite/memory_test.s: New assembler source file.
6655 * testsuite/memory_test.t: New linker script.
6657 2010-08-27 Doug Kwan <dougkwan@google.com>
6659 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6660 reference override an existing dynamic weak reference.
6661 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6662 * testsuite/Makefile.in: Regenerate.
6663 * testsuite/dyn_weak_ref.sh: New file.
6664 * testsuite/dyn_weak_ref_1.c: Ditto.
6665 * testsuite/dyn_weak_ref_2.c: Ditto.
6667 2010-08-27 Ian Lance Taylor <iant@google.com>
6669 * incremental.h (class Incremental_input_entry): Add virtual
6672 2010-08-27 Ian Lance Taylor <iant@google.com>
6674 * testsuite/start_lib_test_3.c: Mark t3 as used.
6676 2010-08-27 Nick Clifton <nickc@redhat.com>
6678 * options.cc (version_script): Fix small typo in previous
6681 2010-08-25 Nick Clifton <nickc@redhat.com>
6683 * archive.cc: Formatting fixes: Remove whitespace between
6684 typename and following asterisk. Remove whitespace between
6685 function name and opening parenthesis.
6686 * archive.h: Likewise.
6688 * attributes.cc: Likewise.
6689 * attributes.h: Likewise.
6690 * common.cc: Likewise.
6691 * copy-relocs.cc: Likewise.
6692 * dirsearch.h: Likewise.
6693 * dynobj.cc: Likewise.
6694 * ehframe.cc: Likewise.
6695 * ehframe.h: Likewise.
6696 * expression.cc: Likewise.
6697 * fileread.cc: Likewise.
6698 * fileread.h: Likewise.
6700 * gold-threads.cc: Likewise.
6701 * gold.cc: Likewise.
6702 * i386.cc: Likewise.
6704 * incremental-dump.cc: Likewise.
6705 * incremental.cc: Likewise.
6706 * layout.cc: Likewise.
6707 * layout.h: Likewise.
6708 * main.cc: Likewise.
6709 * merge.cc: Likewise.
6710 * merge.h: Likewise.
6711 * object.cc: Likewise.
6712 * object.h: Likewise.
6713 * options.cc: Likewise.
6714 * options.h: Likewise.
6715 * output.cc: Likewise.
6716 * output.h: Likewise.
6717 * plugin.cc: Likewise.
6718 * plugin.h: Likewise.
6719 * powerpc.cc: Likewise.
6720 * reloc.cc: Likewise.
6721 * script-c.h: Likewise.
6722 * script-sections.cc: Likewise.
6723 * script.cc: Likewise.
6724 * stringpool.cc: Likewise.
6725 * symtab.cc: Likewise.
6726 * symtab.h: Likewise.
6727 * target.cc: Likewise.
6728 * timer.cc: Likewise.
6729 * timer.h: Likewise.
6730 * version.cc: Likewise.
6731 * x86_64.cc: Likewise.
6733 2010-08-24 Nick Clifton <nickc@redhat.com>
6736 * layout.cc (segment_precedes): Sort segments by their physical
6737 addresses, if they have been set.
6739 2010-08-23 Cary Coutant <ccoutant@google.com>
6741 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6743 (Lib_group::include_member): Unlock object after deleting its
6745 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6748 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6749 Cary Coutant <ccoutant@google.com>
6751 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6752 constructor, and set_blocker.
6753 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6755 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6756 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6757 * testsuite/Makefile.am (start_lib_test): New test case.
6758 * testsuite/Makefile.in: Regenerate.
6759 * testsuite/start_lib_test_main.c: New file.
6760 * testsuite/start_lib_test_1.c: New file.
6761 * testsuite/start_lib_test_2.c: New file.
6762 * testsuite/start_lib_test_3.c: New file.
6764 2010-08-19 Ian Lance Taylor <iant@google.com>
6766 * Makefile.in: Rebuild with automake 1.11.1.
6767 * aclocal.m4: Likewise.
6768 * testsuite/Makefile.in: Likewise.
6770 2010-08-19 Ian Lance Taylor <iant@google.com>
6773 * i386.cc (class Output_data_plt_i386): Update declarations.
6774 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6775 local_ifuncs_ fields.
6776 (Target_i386::do_plt_section_for_global): New function.
6777 (Target_i386::do_plt_section_for_local): New function.
6778 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6779 parameter; change all callers. Initialize global_ifuncs_ and
6780 local_ifuncs_. If doing a static link define __rel_iplt_start and
6782 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6783 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6784 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6786 (Target_i386::make_plt_section): New function, broken out of
6787 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6788 (Target_i386::make_plt_entry): Call make_plt_section.
6789 (Target_i386::make_local_ifunc_plt_entry): New function.
6790 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6791 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6792 R_386_IRELATIVE to switch.
6793 (Target_i386::Scan::global): Likewise.
6794 (Target_i386::Relocate::relocate): Likewise.
6795 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6797 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6798 (Target_x86_64::do_plt_section_for_global): New function.
6799 (Target_x86_64::do_plt_section_for_local): New function.
6800 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6801 parameter; change all callers. If doing a static link define
6802 __rela_iplt_start and __rela_iplt_end.
6803 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6804 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6805 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6807 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6808 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6810 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6811 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6812 R_X86_64_IRELATIVE to switch.
6813 (Target_x86_64::Scan::global): Likewise.
6814 (Target_x86_64::Relocate::relocate): Likewise.
6815 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6817 * target.h (class Target): Add plt_section_for_global and
6818 plt_section_for_local functions. Add do_plt_section_for_global
6819 and do_plt_section_for_local virtual functions.
6820 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6821 clarifying comments.
6822 (Symbol::use_plt_offset): Handle IFUNC symbol.
6823 * object.cc (Sized_relobj::Sized_relobj): Initialize
6825 (Sized_relobj::local_has_plt_offset): New function.
6826 (Sized_relobj::local_plt_offset): New function.
6827 (Sized_relobj::set_local_plt_offset): New function.
6828 (Sized_relobj::do_count): Handle IFUNC symbol.
6829 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6830 a bit away from input_shndx_ field. Add set_is_func_symbol and
6831 is_ifunc_symbol functions.
6832 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6833 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6834 local_plt_offsets_ field.
6835 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6836 * output.h (class Output_section_data): Add non-const
6837 output_section function.
6838 (class Output_data_got): Update declarations.
6839 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6840 Add use_plt_offset parameter to global and local constructors.
6841 Change all callers. Change local_sym_index_ field to 31 bits.
6842 Change GSYM_CODE and CONSTANT_CODE accordingly.
6843 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6844 doing a static link don't set sh_link field.
6845 (Output_data_got::Got_entry::write): Use PLT offset if
6847 (Output_data_got::add_global_plt): New function.
6848 (Output_data_got::add_local_plt): New function.
6849 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6850 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6851 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6852 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6853 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6855 * testsuite/ifunc-sel.h: New file.
6856 * testsuite/ifuncmain1.c: New file.
6857 * testsuite/ifuncmain1vis.c: New file.
6858 * testsuite/ifuncmod1.c: New file.
6859 * testsuite/ifuncdep2.c: New file.
6860 * testsuite/ifuncmain2.c: New file.
6861 * testsuite/ifuncmain3.c: New file.
6862 * testsuite/ifuncmod3.c: New file.
6863 * testsuite/ifuncmain4.c: New file.
6864 * testsuite/ifuncmain5.c: New file.
6865 * testsuite/ifuncmod5.c: New file.
6866 * testsuite/ifuncmain6pie.c: New file.
6867 * testsuite/ifuncmod6.c: New file.
6868 * testsuite/ifuncmain7.c: New file.
6869 * configure, testsuite/Makefile.in: Rebuild.
6871 2010-08-18 Ian Lance Taylor <iant@google.com>
6874 (Output_section_incremental_inputs::write_input_files): Add cast
6875 to avoid signed/unsigned comparison warning.
6876 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6878 2010-08-12 Cary Coutant <ccoutant@google.com>
6880 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6882 2010-08-13 Ian Lance Taylor <iant@google.com>
6884 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6886 2010-08-12 Cary Coutant <ccoutant@google.com>
6887 Doug Kwan <dougkwan@google.com>
6889 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6890 defintion overrides non-weak undef, remember that the original undef
6892 * symtab.cc (Symbol_table::sized_write_global): For undef without
6893 an original weak binding, set binding to global in output.
6894 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6895 * testsuite/Makefile.in: Regenerate.
6896 * testsuite/strong_ref_weak_def.sh: New file.
6897 * testsuite/strong_ref_weak_def_1.c: Ditto.
6898 * testsuite/strong_ref_weak_def_2.c: Ditto.
6900 2010-08-12 Cary Coutant <ccoutant@google.com>
6902 * testsuite/incremental_test.sh: Rewrite.
6903 * testsuite/incremental_test_1.c: Rewrite.
6904 * testsuite/incremental_test_2.c: Rewrite.
6906 2010-08-12 Cary Coutant <ccoutant@google.com>
6908 * arm.cc (Target_arm::got_size): Add const.
6909 (Target_arm::got_entry_count): New function.
6910 (Target_arm::plt_entry_count): New function.
6911 (Target_arm::first_plt_entry_offset): New function.
6912 (Target_arm::plt_entry_size): New function.
6913 (Output_data_plt_arm::entry_count): New function.
6914 (Output_data_plt_arm::first_plt_entry_offset): New function.
6915 (Output_data_plt_arm::get_plt_entry_size): New function.
6916 * i386.cc (Target_i386::got_size): Add const.
6917 (Target_i386::got_entry_count): New function.
6918 (Target_i386::plt_entry_count): New function.
6919 (Target_i386::first_plt_entry_offset): New function.
6920 (Target_i386::plt_entry_size): New function.
6921 (Output_data_plt_i386::entry_count): New function.
6922 (Output_data_plt_i386::first_plt_entry_offset): New function.
6923 (Output_data_plt_i386::get_plt_entry_size): New function.
6924 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6925 find_incremental_inputs_sections. Dump incremental_got_plt section.
6926 * incremental.cc: Include target.h.
6927 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6928 parameter. Adjust all callers. Find incremental_got_plt section.
6929 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6931 (Output_section_incremental_inputs::set_final_data_size): Calculate
6932 size of incremental_got_plt section.
6933 (Output_section_incremental_inputs::do_write): Write the
6934 incremental_got_plt section.
6935 (Got_plt_view_info): New struct.
6936 (Local_got_offset_visitor): New class.
6937 (Global_got_offset_visitor): New class.
6938 (Global_symbol_visitor_got_plt): New class.
6939 (Output_section_incremental_inputs::write_got_plt): New function.
6940 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6941 Add parameter. Adjust all callers.
6942 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6943 (Incremental_inputs::got_plt_section): New function.
6944 (Incremental_inputs::got_plt_section_): New data member.
6945 (Incremental_got_plt_reader): New class.
6946 * layout.cc (Layout::create_incremental_info_sections): Add the
6947 incremental_got_plt section.
6948 * object.h (Got_offset_list::get_list): New function.
6949 (Got offset_list::for_all_got_offsets): New function.
6950 (Sized_relobj::local_got_offset_list): New function.
6951 * powerpc.cc (Target_powerpc::got_size): Add const.
6952 (Target_powerpc::got_entry_count): New function.
6953 (Target_powerpc::plt_entry_count): New function.
6954 (Target_powerpc::first_plt_entry_offset): New function.
6955 (Target_powerpc::plt_entry_size): New function.
6956 (Output_data_plt_powerpc::entry_count): New function.
6957 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6958 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6959 * sparc.cc (Target_sparc::got_size): Add const.
6960 (Target_sparc::got_entry_count): New function.
6961 (Target_sparc::plt_entry_count): New function.
6962 (Target_sparc::first_plt_entry_offset): New function.
6963 (Target_sparc::plt_entry_size): New function.
6964 (Output_data_plt_sparc::entry_count): New function.
6965 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6966 (Output_data_plt_sparc::get_plt_entry_size): New function.
6967 * symtab.h (Symbol::got_offset_list): New function.
6968 (Symbol_table::for_all_symbols): New function.
6969 * target.h (Sized_target::got_entry_count): New function.
6970 (Sized_target::plt_entry_count): New function.
6971 (Sized_target::plt_entry_size): New function.
6972 * x86_64.cc (Target_x86_64::got_size): Add const.
6973 (Target_x86_64::got_entry_count): New function.
6974 (Target_x86_64::plt_entry_count): New function.
6975 (Target_x86_64::first_plt_entry_offset): New function.
6976 (Target_x86_64::plt_entry_size): New function.
6977 (Output_data_plt_x86_64::entry_count): New function.
6978 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6979 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6981 2010-08-12 Cary Coutant <ccoutant@google.com>
6983 * archive.cc: Include incremental.h.
6984 (Archive::Archive): Initialize incremental_info_.
6985 (Archive::include_member): Record archive members in incremental info.
6986 (Add_archive_symbols::run): Record begin and end of an archive in
6988 (Lib_group::include_member): Record objects in incremental info.
6989 * archive.h (Incremental_archive_entry): Forward declaration.
6990 (Archive::set_incremental_info): New member function.
6991 (Archive::incremental_info): New member function.
6992 (Archive::Unused_symbol_iterator): New class.
6993 (Archive::unused_symbols_begin): New member function.
6994 (Archive::unused_symbols_end): New member function.
6995 (Archive::incremental_info_): New data member.
6996 * incremental-dump.cc (find_input_containing_global): New function.
6997 (dump_incremental_inputs): Dump new incremental info sections.
6998 * incremental.cc: Include symtab.h.
6999 (Output_section_incremental_inputs): New class.
7000 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7001 new incremental info sections.
7002 (Sized_incremental_binary::do_check_inputs): Likewise.
7003 (Incremental_inputs::report_archive): Remove.
7004 (Incremental_inputs::report_archive_begin): New function.
7005 (Incremental_inputs::report_archive_end): New function.
7006 (Incremental_inputs::report_object): New function.
7007 (Incremental_inputs::finalize_inputs): Remove.
7008 (Incremental_inputs::report_input_section): New function.
7009 (Incremental_inputs::report_script): Rewrite.
7010 (Incremental_inputs::finalize): Do nothing but finalize string table.
7011 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7012 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7013 (Incremental_inputs::create_data_sections): New function.
7014 (Incremental_inputs::relocs_entsize): New function.
7015 (Output_section_incremental_inputs::set_final_data_size): New function.
7016 (Output_section_incremental_inputs::do_write): New function.
7017 (Output_section_incremental_inputs::write_header): New function.
7018 (Output_section_incremental_inputs::write_input_files): New function.
7019 (Output_section_incremental_inputs::write_info_blocks): New function.
7020 (Output_section_incremental_inputs::write_symtab): New function.
7021 * incremental.h (Incremental_script_entry): Forward declaration.
7022 (Incremental_object_entry): Forward declaration.
7023 (Incremental_archive_entry): Forward declaration.
7024 (Incremental_inputs): Forward declaration.
7025 (Incremental_inputs_header_data): Remove.
7026 (Incremental_inputs_header): Remove.
7027 (Incremental_inputs_header_write): Remove.
7028 (Incremental_inputs_entry_data): Remove.
7029 (Incremental_inputs_entry): Remove.
7030 (Incremental_inputs_entry_write): Remove.
7031 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7032 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7033 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7034 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7036 (Incremental_input_entry): New class.
7037 (Incremental_script_entry): New class.
7038 (Incremental_object_entry): New class.
7039 (Incremental_archive_entry): New class.
7040 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7041 (Incremental_inputs::report_inputs): Remove.
7042 (Incremental_inputs::report_archive): Remove.
7043 (Incremental_inputs::report_archive_begin): New function.
7044 (Incremental_inputs::report_archive_end): New function.
7045 (Incremental_inputs::report_object): Change prototype.
7046 (Incremental_inputs::report_input_section): New function.
7047 (Incremental_inputs::report_script): Change prototype.
7048 (Incremental_inputs::get_reloc_count): New function.
7049 (Incremental_inputs::set_reloc_count): New function.
7050 (Incremental_inputs::create_data_sections): New function.
7051 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7052 (Incremental_inputs::inputs_section): New function.
7053 (Incremental_inputs::symtab_section): New function.
7054 (Incremental_inputs::relocs_section): New function.
7055 (Incremental_inputs::get_stringpool): Add const.
7056 (Incremental_inputs::command_line): Add const.
7057 (Incremental_inputs::inputs): Remove.
7058 (Incremental_inputs::command_line_key): New function.
7059 (Incremental_inputs::input_file_count): New function.
7060 (Incremental_inputs::input_files): New function.
7061 (Incremental_inputs::relocs_entsize): New function.
7062 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7063 (Incremental_inputs::finalize_inputs): Remove.
7064 (Incremental_inputs::Input_info): Remove.
7065 (Incremental_inputs::lock_): Remove.
7066 (Incremental_inputs::inputs_): Change type.
7067 (Incremental_inputs::inputs_map_): Remove.
7068 (Incremental_inputs::current_object_entry_): New data member.
7069 (Incremental_inputs::inputs_section_): New data member.
7070 (Incremental_inputs::symtab_section_): New data member.
7071 (Incremental_inputs::relocs_section_): New data member.
7072 (Incremental_inputs::reloc_count_): New data member.
7073 (Incremental_inputs_reader): New class.
7074 (Incremental_symtab_reader): New class.
7075 (Incremental_relocs_reader): New class.
7076 * layout.cc (Layout::finalize): Move finalization of incremental info
7077 and creation of incremental info sections to follow finalization of
7078 symbol table. Set offsets for postprocessing sections.
7079 (Layout::create_incremental_info_sections): Call
7080 Incremental_inputs::create_data_sections. Add incremental symtab
7081 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7082 sections to layout after input sections.
7083 * layout.h (struct Timespec): Forward declaration.
7084 (Layout::incremental_inputs): Add const.
7085 (Layout::create_incremental_info_sections): Add parameter.
7086 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7087 * object.cc: Include incremental.h.
7088 (Relobj::finalize_incremental_relocs): New function.
7089 (Sized_relobj::do_layout): Record input sections in incremental info.
7090 * object.h (Object::output_section): New function.
7091 (Object::output_section_offset): Moved from Relobj.
7092 (Object::get_incremental_reloc_base): New function.
7093 (Object::get_incremental_reloc_count): New function.
7094 (Object::do_output_section): New function.
7095 (Object::do_output_section_offset): Moved from Relobj.
7096 (Object::do_get_incremental_reloc_base): New function.
7097 (Object::do_get_incremental_reloc_count): New function.
7098 (Object::Object): Initialize new data members.
7099 (Relobj::output_section): Renamed do_output_section and moved to
7101 (Relobj::output_section_offset): Moved to Object.
7102 (Relobj::do_get_incremental_reloc_base): New function.
7103 (Relobj::do_get_incremental_reloc_count): New function.
7104 (Relobj::allocate_incremental_reloc_counts): New function.
7105 (Relobj::count_incremental_reloc): New function.
7106 (Relobj::finalize_incremental_relocs): New function.
7107 (Relobj::next_incremental_reloc_index): New function.
7108 (Relobj::reloc_counts_): New data member.
7109 (Relobj::reloc_bases_): New data member.
7110 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7111 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7112 (Sized_relobj::incremental_relocs_scan): New function.
7113 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7114 (Sized_relobj::incremental_relocs_write): New function.
7115 (Sized_relobj::incremental_relocs_write_reltype): New function.
7116 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7118 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7119 archives and object files elsewhere.
7120 (Add_symbols::run): Report object files here.
7121 (Finish_group::run): Report end of archive at end of group.
7122 * reloc.cc: Include layout.h, incremental.h.
7123 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7124 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7125 (Sized_relobj::incremental_relocs_scan): New function.
7126 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7127 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7128 (Sized_relobj::incremental_relocs_write): New function.
7129 (Sized_relobj::incremental_relocs_write_reltype): New function.
7130 * script.cc (read_input_script): Rewrite test for incremental link.
7131 Change call to Incremental_inputs::report_script.
7132 * symtab.h (Symbol_table::first_global_index): New function.
7133 (Symbol_table::output_count): New function.
7135 2010-08-12 Doug Kwan <dougkwan@google.com>
7137 * arm.cc (Target_arm::merge_object_attributes): Check command line
7138 options --no-wchar-size-warning and --no-enum-size-warning.
7139 * options.h (General_options): Add ld-compatible options
7140 --no-enum-size-warning and --no-wchar-size-warning.
7142 2010-08-04 Ian Lance Taylor <iant@google.com>
7144 * x86_64.cc (Target_x86_64::Scan::local): Use
7145 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7146 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7147 (Target_x86_64::Scan::global): Likewise.
7148 (Target_x86_64::Relocate::relocate): Likewise.
7149 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7152 2010-08-03 Cary Coutant <ccoutant@google.com>
7154 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7155 to reserve space in merged_strings vector. Keep total input size
7157 (Output_merge_string::do_print_merge_stats): Print total input size.
7158 * merge.h (Output_merge_string): Add input_size_ field.
7159 * stringpool.cc (Stringpool_template::string_length): Move
7160 implementations out of Stringpool_template class and place in
7162 * stringpool.h (string_length): Move out of Stringpool_template.
7164 2010-08-03 Ian Lance Taylor <iant@google.com>
7167 * layout.cc (relaxation_loop_body): If address of load segment is
7168 set, adjust address to include headers if possible.
7170 2010-08-03 Ian Lance Taylor <iant@google.com>
7172 * version.cc (version_string): Bump to 1.10.
7174 2010-08-03 Ian Lance Taylor <iant@google.com>
7177 * layout.h (enum Output_section_order): Define.
7178 (class Layout): Update declarations.
7179 * layout.cc (Layout::get_output_section): Add order parameter.
7180 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7181 is_first_non_relro parameters. Change all callers.
7182 (Layout::choose_output_section): Likewise.
7183 (Layout::add_output_section_data): Likewise.
7184 (Layout::make_output_section): Likewise. Set order.
7185 (Layout::default_section_order): New function.
7186 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7187 * output.cc (Output_section::Output_section): Initialize order_.
7188 Don't initialize deleted fields.
7189 (Output_segment::Output_segment): Don't initialize deleted
7191 (Output_segment::add_output_section_to_load): New function
7192 replacing add_output_section. Change all callers to call this or
7193 add_output_section_to_nonload.
7194 (Output_segment::add_output_section_to_nonload): New function.
7195 (Output_segment::remove_output_section): Rewrite.
7196 (Output_segment::add_initial_output_data): Likewise.
7197 (Output_segment::has_any_data_sections): Likewise.
7198 (Output_segment::is_first_section_relro): Likewise.
7199 (Output_segment::maximum_alignment): Likewise.
7200 (Output_segment::has_dynamic_reloc): New function replacing
7201 dynamic_reloc_count. Change all callers.
7202 (Output_segment::has_dynamic_reloc_list): New function replacing
7203 dynamic_reloc_count_list. Change all callers.
7204 (Output_segment::set_section_addresses): Rewrite.
7205 (Output_segment::set_offset): Rewrite.
7206 (Output_segment::find_first_and_last_list): Remove.
7207 (Output_segment::set_tls_offsets): Rewrite.
7208 (Output_segment::first_section_load_address): Likewise.
7209 (Output_segment::output_section_count): Likewise.
7210 (Output_segment::section_with_lowest_load_address): Likewise.
7211 (Output_segment::write_section_headers): Likewise.
7212 (Output_segment::print_sections_to_map): Likewise.
7213 * output.h (class Output_data): Remove dynamic_reloc_count_
7214 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7215 (Output_data::add_dynamic_reloc): Rewrite.
7216 (Output_data::has_dynamic_reloc): New function.
7217 (Output_data::dynamic_reloc_count): Remove.
7218 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7219 is_last_relro_, is_first_non_relro_, is_interp_,
7220 is_dynamic_linker_section_ fields. Add order and set_order
7221 functions. Remove is_relro_local, set_is_relro_local,
7222 is_last_relro, set_is_last_relro, is_first_non_relro,
7223 set_is_first_non_relro functions, is_interp, set_is_interp,
7224 is_dynamic_linker_section, and set_is_dynamic_linker_section
7226 (class Output_segment): Change Output_data_list from std::list to
7227 std:;vector. Add output_lists_ field. Remove output_data_ and
7228 output_bss_ fields. Update declarations.
7230 2010-08-02 Ian Lance Taylor <iant@google.com>
7232 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7233 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7234 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7236 2010-08-02 Ian Lance Taylor <iant@google.com>
7239 * script.cc (Script_options::Script_options): Initialize
7240 symbol_definitions_ and symbol_references_.
7241 (Script_options::add_symbol_assignment): Update
7242 symbol_definitions_ and symbol_references_.
7243 (Script_options::add_symbol_reference): New function.
7244 (script_symbol): New function.
7245 * script.h (class Script_options): Add symbol_definitions_ and
7246 symbol_references_ fields.
7247 (Script_options::referenced_const_iterator): New type.
7248 (Script_options::referenced_begin): New function.
7249 (Script_options::referenced_end): New function.
7250 (Script_options::is_referenced): New function.
7251 (Script_options::any_unreferenced): New function.
7252 * script-c.h (script_symbol): Declare.
7253 * yyscript.y (exp): Call script_symbol.
7254 * symtab.cc: Include "script.h".
7255 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7256 Change all callers. Check symbols referenced by scripts.
7257 (Symbol_table::add_undefined_symbols_from_command_line): Add
7258 layout parameter. Change all callers.
7259 (Symbol_table::do_add_undefined_symbols_from_command_line):
7260 Likewise. Break out loop body. Check symbols referenced by
7262 (Symbol_table::add_undefined_symbol_from_command_line): New
7263 function broken out of
7264 do_add_undefined_symbols_from_command_line.
7265 * symtab.h (class Symbol_table): Update declarations.
7266 * archive.cc: Include "layout.h".
7267 (Archive::should_include_member): Add layout parameter. Change
7268 all callers. Check for symbol mentioned in expression.
7269 * archive.h (class Archive): Update declaration.
7270 * object.cc (Sized_relobj::do_should_include_member): Add layout
7272 * object.h (Object::should_include_member): Add layout parameter.
7274 (Object::do_should_include_member): Add layout parameter.
7275 (class Sized_relobj): Update declaration.
7276 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7278 * dynobj.h (class Sized_dynobj): Update declaration.
7279 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7281 * plugin.h (class Sized_pluginobj): Update declaration.
7283 2010-08-02 Ian Lance Taylor <iant@google.com>
7286 * output.cc (Output_segment::set_offset): Search for the first and
7287 last sections rather than assuming that the list is in order.
7288 (Output_segment::find_first_and_last_list): New function.
7289 * output.h (class Output_segment): Update declarations.
7290 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7291 (relro_strip_test_SOURCES): New variable.
7292 (relro_strip_test_DEPENDENCIES): New variable.
7293 (relro_strip_test_LDFLAGS): New variable.
7294 (relro_strip_test_LDADD): New variable.
7295 (relro_strip_test.so): New target.
7297 2010-08-02 Ian Lance Taylor <iant@google.com>
7299 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7300 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7301 (Target_i386::got_tlsdesc_section): New function.
7302 (Target_i386::got_section): Create space for GOT entries for
7303 TLSDESC relocations.
7304 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7306 (Target_i386::Scan::global): Likewise.
7307 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7309 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7310 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7311 (Target_x86_64::got_tlsdesc_section): New function.
7312 (Target_x86_64::got_section): Create space for GOT entries for
7313 TLSDESC relocations.
7314 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7316 (Target_x86_64::Scan::global): Likewise.
7317 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7320 2010-08-02 Ian Lance Taylor <iant@google.com>
7322 * testsuite/final_layout.sh: Use dc to convert from hex to
7325 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7327 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7328 paramter to the call to gold::gc_process_relocs.
7329 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7330 paramter to the call to gold::gc_process_relocs.
7331 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7332 parameter to the call to gold::gc_process_relocs.
7333 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7334 template parameter to the call to gold::gc_process_relocs.
7335 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7336 paramter to the call to gold::gc_process_relocs.
7337 * gc.h (get_embedded_addend_size): New function.
7338 (gc_process_relocs): Save the size of the reloc for use by ICF.
7339 * icf.cc (get_section_contents): Get the addend from the text section
7340 for SHT_REL relocation sections.
7341 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7342 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7343 * int_encoding.h (read_from_pointer): New overloaded function.
7344 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7345 * testsuite/icf_sht_rel_addend_test.sh: New file.
7346 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7347 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7349 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7351 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7352 * Makefile.in: Regenerate.
7353 * testsuite/Makefile.in: Regenerate.
7355 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7357 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7358 * gold/testsuite/debug_msg.cc: Likewise.
7359 * gold/testsuite/odr_violation1.cc
7360 * gold/testsuite/odr_violation2.cc
7362 2010-07-21 Cary Coutant <ccoutant@google.com>
7364 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7365 string, and length fields.
7366 (Output_merge_string::Merged_strings_list): New type.
7367 (Output_merge_string::Merged_strings_lists): New typedef.
7368 (Output_merge_string): Replace merged_strings_ with
7369 merged_strings_lists_.
7370 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7371 Merged_strings_list per input object and section. Don't store pointer
7372 to the string. Don't store length with each merged string entry.
7373 (Output_merge_string::finalize_merged_data): Loop over list of merged
7374 strings lists. Recompute length of each merged string.
7376 2010-07-15 Cary Coutant <ccoutant@google.com>
7378 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7381 2010-07-14 Ian Lance Taylor <iant@google.com>
7383 * descriptors.cc (Descriptors::open): Report correct name in error
7386 2010-07-13 Doug Kwan <dougkwan@google.com>
7388 * arm.cc (Arm_input_section::Arm_input_section): For a
7389 SHT_ARM_EXIDX section, always keeps the input sections.
7390 (Arm_input_section::set_exidx_section_link): New method.
7391 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7392 has_errors_ to false.
7393 (Arm_exidx_input_section::has_errors,
7394 Arm_exidx_input_section::set_has_errors): New methods.
7395 (Arm_exidx_input_section::has_errors_): New data member.
7396 (Arm_relobj::get_exidx_shndx_list): New method.
7397 (Arm_output_section::append_text_sections_to_list): Do not skip
7398 section without SHF_EXECINSTR.
7399 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7401 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7402 section header. Make error messages more verbose. Check for
7403 a non-executable section linked to an EXIDX section.
7404 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7405 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7406 check that there is no deferred EXIDX section if we exit early.
7407 Instead of not making an EXIDX section in case of an error, make one
7408 and set the has_errors flag of it.
7409 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7410 in a relocatable link.
7411 (Target_arm::do_relax): Look for the EXIDX output section instead of
7412 assuming that it is called .ARM.exidx.
7413 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7414 section list. Do not check for SHF_EXECINSTR section flags but
7415 skip any input section with errors.
7416 * output.cc (Output_section::Output_section): Initialize
7417 always_keeps_input_sections_ to false.
7418 (Output_section::add_input_section): Check for
7419 always_keeps_input_sections_.
7420 * output.h (Output_section::always_keeps_input_sections,
7421 Output_section::set_always_keeps_input_sections): New methods.
7422 (Output_section::always_keeps_input_sections): New data member.
7424 2010-07-13 Rafael Espindola <espindola@google.com>
7426 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7427 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7429 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7430 Ian Lance Taylor <iant@google.com>
7432 * output.h (Output_section_lookup_maps::add_merge_section):
7433 Correct check of whether value was inserted.
7434 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7435 (Output_section_lookup_maps::add_relaxed_input_section):
7437 * arm.cc (Target_arm::got_section): Remove used local os.
7438 * i386.cc (Target_i386::got_section): Likewise.
7439 * x86_64.cc (Target_x86_64::got_section): Likewise.
7440 * sparc.cc (Target_sparc::got_section): Likewise.
7441 (Target_sparc::relocate): Remove unused local have_got_offset.
7442 * powerpc.cc (Target_powerpc::relocate): Likewise.
7444 2010-07-13 Ian Lance Taylor <iant@google.com>
7446 * compressed_output.cc (zlib_decompress): Fix signature in
7449 * archive.cc (Archive::include_member): Unlock an external member
7450 of a thin archive. Don't bother to delete an object we know is
7453 2010-07-12 Cary Coutant <ccoutant@google.com>
7455 * compressed_output.cc (zlib_decompress): New function.
7456 (get_uncompressed_size): New function.
7457 (decompress_input_section): New function.
7458 * compressed_output.h (get_uncompressed_size): New function.
7459 (decompress_input_section): New function.
7460 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7461 Handle compressed debug sections.
7462 * layout.cc (is_compressed_debug_section): New function.
7463 (Layout::output_section_name): Map compressed section names to
7465 * layout.h (is_compressed_debug_section): New function.
7466 (is_debug_info_section): Recognize compressed debug sections.
7467 * merge.cc: Include compressed_output.h.
7468 (Output_merge_data::do_add_input_section): Handle compressed
7470 (Output_merge_string::do_add_input_section): Handle compressed
7472 * object.cc: Include compressed_output.h.
7473 (Sized_relobj::Sized_relobj): Initialize new data members.
7474 (build_compressed_section_map): New function.
7475 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7476 * object.h (Object::section_is_compressed): New method.
7477 (Object::do_section_is_compressed): New method.
7478 (Sized_relobj::Compressed_section_map): New type.
7479 (Sized_relobj::do_section_is_compressed): New method.
7480 (Sized_relobj::compressed_sections_): New data member.
7481 * output.cc (Output_section::add_input_section): Handle compressed
7483 * reloc.cc: Include compressed_output.h.
7484 (Sized_relobj::write_sections): Handle compressed debug sections.
7486 2010-07-08 Cary Coutant <ccoutant@google.com>
7488 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7489 weak when resolving to a dynamic def.
7490 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7491 for weak undef/dynamic def cases. Adjust callers.
7492 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7493 undef_binding_weak_.
7494 (Symbol_table::sized_write_globals): Adjust symbol binding.
7495 (Symbol_table::sized_write_symbol): Add binding parameter.
7496 * symtab.h (Symbol::set_undef_binding): New method.
7497 (Symbol::is_undef_binding_weak): New method.
7498 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7499 (Symbol_table::should_override): Add new parameter.
7500 (Symbol_table::sized_write_symbol): Add new parameter.
7502 * testsuite/weak_undef_file1.cc: Add new test case.
7503 * testsuite/weak_undef_file2.cc: Fix header comment.
7504 * testsuite/weak_undef_test.cc: Add new test case.
7506 2010-06-29 Doug Kwan <dougkwan@google.com>
7508 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7509 Initialize USE_SYMBOL_.
7510 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7512 (Arm_reloc_property::uses_symbol_): New data member declaration.
7513 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7514 uses symbol value and symbol is undefined but not weakly undefined.
7516 2010-06-28 Rafael Espindola <espindola@google.com>
7518 * plugin.cc (Plugin::load): Use dlerror.
7520 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7522 * symtab.cc (detect_odr_violations): When reporting an ODR
7523 violation, report an object where the symbol is defined.
7525 2010-06-25 Doug Kwan <dougkwan@google.com>
7527 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7528 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7530 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7531 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7532 target hook to detect function points.
7533 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7534 * icf.h (Icf::check_section_for_function_pointers): Change type of
7535 parameter SECTION_NAME to const reference to std::string. Use
7536 target hook to determine if section may have unsafe pointers.
7537 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7540 2010-06-21 Rafael Espindola <espindola@google.com>
7542 * fileread.cc (Input_file::find_fie): New
7543 (Input_file::open): Use Input_file::find_fie.
7544 * fileread.h (Input_file::find_fie): New
7545 * plugin.cc (set_extra_library_path): New.
7546 (Plugin::load): Add set_extra_library_path to the transfer vector.
7547 (Plugin_manager::set_extra_library_path): New.
7548 (Plugin_manager::add_input_file): Use the extra search path if set.
7549 (set_extra_library_path(): New.
7550 * plugin.h (Plugin_manager): Add set_extra_library_path and
7553 2010-06-19 Cary Coutant <ccoutant@google.com>
7555 * layout.cc (gdb_sections): Add .debug_types.
7556 (lines_only_debug_sections): Likewise.
7558 2010-06-18 Rafael Espindola <espindola@google.com>
7560 * plugin.cc (add_input_file,add_input_library)
7561 (Plugin_manager::add_input_file): Make filename arguments const.
7562 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7565 2010-06-16 Doug Kwan <dougkwan@google.com>
7567 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7568 .ARM.attributes section if we have not merged any input
7569 attributes sections.
7571 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7573 * arm.cc: Allow combining objects with no EABI version
7576 2010-06-15 Rafael Espindola <espindola@google.com>
7578 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7580 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7582 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7583 (struct iovec): Correct !HAVE_READV definition.
7585 2010-06-10 Cary Coutant <ccoutant@google.com>
7587 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7588 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7590 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7593 * symtab.h (Symbol::is_placeholder): New member function.
7594 * target-reloc.h (relocate_section): Check for placeholder symbols.
7596 * testsuite/Makefile.am (plugin_test_8): New test.
7597 (plugin_test_9): New test.
7598 * testsuite/Makefile.in: Regenerate.
7600 2010-06-09 Nick Clifton <nickc@redhat.com>
7602 * yyscript.y (input_list_element): Allow strings prefixed with
7603 the '-' character. Treat these as libraries.
7604 * script.cc (script_add_library): New function. Adds a library
7605 specified by "-l<name>" found in an input script.
7606 * script-c.h: Add prototype for script_add_library.
7608 2010-06-07 Doug Kwan <dougkwan@google.com>
7610 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7611 Restrict stub-group size to be within long conditional branch
7612 range when working around cortex-A8 erratum.
7614 2010-06-07 Damien Diederen <dd@crosstwine.com>
7616 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7619 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7623 (Output_section::Input_section_sort_entry::compare_section_ordering):
7624 Change to return non-zero correctly.
7625 (Output_section::Input_section_sort_section_order_index_compare
7626 ::operator()): Change to fix ambiguity in comparisons.
7628 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7630 * gold.h (is_wildcard_string): New function.
7631 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7632 (Layout::layout_eh_frame): Ditto.
7633 (Layout::find_section_order_index): New method.
7634 (Layout::read_layout_from_file): New method.
7635 * layout.h (Layout::find_section_order_index): New method.
7636 (Layout::read_layout_from_file): New method.
7637 (Layout::input_section_position_): New private member.
7638 (Layout::input_section_glob_): New private member.
7639 * main.cc (main): Call read_layout_from_file here.
7640 * options.h (--section-ordering-file): New option.
7641 * output.cc (Output_section::input_section_order_specified_): New
7643 (Output_section::Output_section): Initialize new member.
7644 (Output_section::add_input_section): Add new parameter.
7645 Keep input sections when --section-ordering-file is used.
7646 (Output_section::set_final_data_size): Sort input sections when
7647 section ordering file is specified.
7648 (Output_section::Input_section_sort_entry): Add new parameter.
7650 (Output_section::Input_section_sort_entry::compare_section_ordering):
7652 (Output_section::Input_section_sort_compare::operator()): Change to
7653 consider section_order_index.
7654 (Output_section::Input_section_sort_init_fini_compare::operator()):
7655 Change to consider section_order_index.
7656 (Output_section::Input_section_sort_section_order_index_compare
7657 ::operator()): New method.
7658 (Output_section::sort_attached_input_sections): Change to sort
7659 according to section order when specified.
7660 (Output_section::add_input_section<32, true>): Add new parameter.
7661 (Output_section::add_input_section<64, true>): Add new parameter.
7662 (Output_section::add_input_section<32, false>): Add new parameter.
7663 (Output_section::add_input_section<64, false>): Add new parameter.
7664 * output.h (Output_section::add_input_section): Add new parameter.
7665 (Output_section::input_section_order_specified): New
7667 (Output_section::set_input_section_order_specified): New method.
7668 (Input_section::Input_section): Initialize section_order_index_.
7669 (Input_section::section_order_index): New method.
7670 (Input_section::set_section_order_index): New method.
7671 (Input_section::section_order_index_): New member.
7672 (Input_section::Input_section_sort_section_order_index_compare): New
7674 (Output_section::input_section_order_specified_): New member.
7675 * script-sections.cc (is_wildcard_string): Delete and move modified
7677 (Output_section_element_input::Output_section_element_input): Modify
7678 call to is_wildcard_string.
7679 (Output_section_element_input::Input_section_pattern
7680 ::Input_section_pattern): Ditto.
7681 (Output_section_element_input::Output_section_element_input): Ditto.
7682 * testsuite/Makefile.am (final_layout): New test case.
7683 * testsuite/Makefile.in: Regenerate.
7684 * testsuite/final_layout.cc: New file.
7685 * testsuite/final_layout.sh: New file.
7687 2010-06-01 Rafael Espindola <espindola@google.com>
7689 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7691 2010-06-01 Rafael Espindola <espindola@google.com>
7693 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7694 visibility of symbols.
7696 2010-05-27 Doug Kwan <dougkwan@google.com>
7698 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7699 from start of output section instead of address for a local symbol
7700 in a merged or relaxed section when doing a relocatable link.
7702 2010-05-26 Rafael Espindola <espindola@google.com>
7705 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7706 adding sections the garbage collector removed.
7707 * gold/testsuite/Makefile.am: Add test.
7708 * gold/testsuite/Makefile.in: Regenerate.
7709 * gold/testsuite/plugin_test_7.sh: New.
7710 * gold/testsuite/plugin_test_7_1.c: New.
7711 * gold/testsuite/plugin_test_7_2.c: New.
7713 2010-05-26 Rafael Espindola <espindola@google.com>
7715 * script-sections.cc (Output_section_definition::set_section_addresses):
7716 Check for --section-start.
7718 2010-05-26 Doug Kwan <dougkwan@google.com>
7720 * arm.cc (Arm_scan_relocatable_relocs): New class.
7721 (Target_arm::relocate_special_relocatable): New method.
7722 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7723 (Arm_relocate_functions::thumb_branch_common): Same.
7724 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7725 instead of Default_scan_relocatable_relocs.
7726 * target-reloc.h (relocate_for_relocatable): Let target handle
7727 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7728 * target.h (Sized_target::relocate_special_relocatable): New method.
7730 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7732 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7734 2010-05-23 Doug Kwan <dougkwan@google.com>
7736 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7738 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7739 with a direct branch, not a conditional branch, to a stub.
7740 * merge.cc (Output_merge_base::record_input_section): New method
7742 (Output_merge_data::do_add_input_section): Record input section if
7743 keeps-input-sections flag is set.
7744 (Output_merge_string::do_add_input_section): Ditto.
7745 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7746 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7748 (Output_merge_base::keeps_input_sections,
7749 Output_merge_base::set_keeps_input_sections,
7750 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7752 (Output_merge_base::Input_sections): New type declaration.
7753 (Output_merge_base::input_sections_begin,
7754 Output_merge_base::input_sections_end,
7755 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7756 (Output_merge_base::bool keeps_input_sections_,
7757 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7758 Output_merge_base::input_sections_): New data members.
7759 (Output_merge_data::do_set_keeps_input_sections): New method
7761 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7762 * output.cc (Output_section::Input_section::relobj): Move method
7763 defintion from class declaration to here and handle merge sections.
7764 (Output_section::Input_section::shndx): Ditto.
7765 (Output_section::Output_section): Remove initializations of removed
7766 data members and initialize new data member LOOKUP_MAPS_.
7767 (Output_section::add_input_section): Set keeps-input-sections flag
7768 for a newly created merge output section as appropriate. Adjust code
7769 to use Output_section_lookup_maps class.
7770 (Output_section::add_relaxed_input_section): Adjst code for lookup
7771 maps code refactoring.
7772 (Output_section::add_merge_input_section): Add a new parameter
7773 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7774 class. If adding input section to a newly created merge output
7775 section fails, remove the new merge section.
7776 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7777 Adjust code for use of the Output_section_lookup_maps class.
7778 (Output_section::find_merge_section): Ditto.
7779 (Output_section::build_lookup_maps): New method defintion.
7780 (Output_section::find_relaxed_input_section): Adjust code to use
7781 Output_section_lookup_maps class.
7782 (Output_section::get_input_sections): Export merge sections. Adjust
7783 code to use Output_section_lookup_maps class.
7784 (Output_section:::add_script_input_section): Adjust code to use
7785 Output_section_lookup_maps class. Update lookup maps for merge
7787 (Output_section::discard_states): Use Output_section_lookup_maps.
7788 (Output_section::restore_states): Same.
7789 * output.h (Merge_section_properties): Move class defintion out of
7791 (Output_section_lookup_maps): New class.
7792 (Output_section::Input_section::is_merge_section): New method
7794 (Output_section::Input_section::relobj): Move defintion out of class
7795 defintion. Declare method only.
7796 (Output_section::Input_section::shndx): Ditto.
7797 (Output_section::Input_section::output_merge_base): New method defintion.
7798 (Output_section::Input_section::u2_.pomb): New union field.
7799 (Output_section::Merge_section_by_properties_map,
7800 Output_section::Output_section_data_by_input_section_map,
7801 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7803 (Output_section::add_merge_input_section): Add new parameter
7804 KEEPS_INPUT_SECTIONS.
7805 (Output_section::build_lookup_maps): New method declaration.
7806 (Output_section::merge_section_map_,
7807 Output_section::merge_section_by_properties_map_,
7808 Output_section::relaxed_input_section_map_,
7809 Output_section::is_relaxed_input_section_map_valid_): Remove data
7811 (Output_section::lookup_maps_): New data member.
7813 2010-05-21 Doug Kwan <dougkwan@google.com>
7816 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7817 avoid a compilation error.
7819 2010-05-19 Rafael Espindola <espindola@google.com>
7821 * script-sections.cc (Output_section_definition::allocate_to_segment):
7822 Update the phdrs_list even when the output section is NULL.
7823 * testsuite/Makefile.am: Add test.
7824 * testsuite/Makefile.in: Regenerate.
7825 * testsuite/script_test_9.cc: New.
7826 * testsuite/script_test_9.sh: New.
7827 * testsuite/script_test_9.t: New.
7829 2010-05-19 Doug Kwan <dougkwan@google.com>
7831 * arm.cc (Arm_input_section::original_size): New method.
7832 (Arm_input_section::do_addralign): Add a cast.
7833 (Arm_input_section::do_output_offset): Remove static cast.
7834 (Arm_input_section::original_addralign,
7835 Arm_input_section::original_size_): Change type to uint32_t.
7836 (Arm_input_section::init): Add safe casts for section alignment
7838 (Arm_input_section::set_final_data_size): Do not set address and
7839 offset of stub table.
7840 (Arm_output_section::fix_exidx_coverage): Change use of of
7841 Output_section::Simple_input_section to that of
7842 Output_section::Input_section.
7843 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7844 except for the first pass.
7845 * output.cc (Output_section::get_input_sections): Change type of
7846 input_sections to std::list<Input_section>.
7847 (Output_section::add_script_input_section): Rename from
7848 Output_section::add_simple_input_section. Change type of SIS
7849 parameter from Simple_input_section to Input_section.
7850 * output.h (Output_section::Simple_input_section): Remove class.
7851 (Output_section::Input_section): Change class visibility to public.
7852 (Output_section::Input_section::addralign): Use stored alignments
7853 for special input sections if set.
7854 (Output_section::Input_section::set_addralign): New method.
7855 (Output_section::get_input_sections): Change parameter type from
7856 list of Simple_input_section to list of Input_section.
7857 (Output_section::add_script_input_section): Rename from
7858 Output_section::add_simple_input_section. Change first parameter's
7859 type from Simple_input_section to Input_section and remove the
7860 second and third parameters.
7861 * script-sections.cc (Input_section::Input_section_list): Change
7862 type to list of Output_section::Input_section/
7863 (Input_section_info::Input_section_info): Change parameter type of
7864 INPUT_SECTION to Output_section::Input_section.
7865 (Input_section_info::input_section): Change return type.
7866 (Input_section_info::input_section_): Change type to
7867 Output_section::Input_section.
7868 (Output_section_element_input::set_section_addresses): Adjust code
7869 to use Output_section::Input_section instead of
7870 Output_section::Simple_input_section. Adjust code for renaming
7871 of Output_section::add_simple_input_section.
7872 (Orphan_output_section::set_section_addresses): Ditto.
7874 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7876 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7877 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7879 2010-05-18 Rafael Espindola <espindola@google.com>
7881 * options.cc (General_options::finalize): Handle -nostdlib.
7882 * options.h (nostdlib): New option.
7883 * script.cc (script_add_search_dir): Handle -nostdlib.
7885 2010-05-12 Doug Kwan <dougkwan@google.com>
7887 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7888 attributes section only if there no attributes section after merging.
7889 (Target_arm::merge_object_attributes): Move value of
7890 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7891 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7892 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7893 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7894 and arm_attr_merge_7.stdout.
7895 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7896 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7897 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7898 arm_attr_merge_7b.o): New rules.
7899 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7901 * testsuite/Makefile.in: Regenerate.
7902 * testsuite/arm_attr_merge.sh: New file.
7903 * testsuite/arm_attr_merge_[67][ab].s: Same.
7905 2010-05-05 Nick Clifton <nickc@redhat.com>
7907 * po/es.po: Updated Spanish translation.
7909 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7911 * Makefile.am (install-exec-local): Properly install gold as
7912 default cross linker.
7913 * Makefile.in: Regenerated.
7915 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7916 Nick Clifton <nickc@redhat.com>
7918 * configure.ac (install_as_default): Define and set to false
7919 unless --enable-gold or --enable-gold=both/gold has been
7921 * configure: Regenerate.
7923 * Makefile.am (install-exec-local): Install the executable as
7924 'ld.gold'. If install_as_default is true then also install it as
7926 * Makefile.in: Regenerated.
7928 2010-04-24 Ian Lance Taylor <iant@google.com>
7930 * layout.cc (Layout::layout_reloc): In relocatable link don't
7931 combine reloc sections for grouped sections.
7933 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7935 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7936 sections that are not ordinary to icf.
7937 * icf.cc (get_section_contents): Handle relocation pointing to section
7938 with no object or shndx information.
7939 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7940 * testsuite/Makefile.in: Regenerate.
7941 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7942 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7944 2010-04-22 Ian Lance Taylor <iant@google.com>
7946 * expression.cc (Expression::Expression_eval_info): Add
7947 result_alignment_pointer field.
7948 (Expression::eval_with_dot): Add result_alignment_pointer
7949 parameter. Change all callers.
7950 (Expression::eval_maybe_dot): Likewise.
7951 (class Binary_expression): Add alignment_pointer parameter to
7952 left_value and right_value. Change all callers.
7953 (BINARY_EXPRESSION): Set result alignment.
7954 (class Trinary_expression): Add alignment_pointer parameter to
7955 arg2_value and arg3_value. Change all callers.
7956 (Trinary_cond::value): Set result alignment.
7957 (Max_expression::value, Min_expression::value): Likewise.
7958 (Align_expression::value): Likewise.
7959 * script-sections.cc (class Sections_element): Add dot_alignment
7960 parameter to set_section_addresses virtual function. Update
7962 (class Output_section_element): Likewise.
7963 (Script_sections::create_segments): Add dot_alignment parameter.
7965 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7966 (Script_sections::set_phdrs_clause_addresses): Likewise.
7967 * script-sections.h: Update declarations.
7968 * script.h: Update declarations.
7969 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7971 * testsuite/script_test_3.t: Set large alignment.
7972 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7973 segment has expected alignment.
7975 2010-04-22 Nick Clifton <nickc@redhat.com>
7977 * po/gold.pot: Updated by the Translation project.
7978 * po/vi.po: Updated Vietnamese translation.
7980 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7982 * testsuite/Makefile.am (check_PROGRAMS): Add
7983 icf_virtual_function_folding_test.
7984 * testsuite/Makefile.in: Regenerated.
7986 2010-04-15 Andrew Haley <aph@redhat.com>
7988 * options.h (merge_exidx_entries): New option.
7989 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7990 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7991 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7992 (Target_arm::merge_exidx_entries): New function.
7993 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7994 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7995 to Arm_exidx_fixup constructor.
7996 Add new arg, merge_exidx_entries.
7997 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7998 Arm_output_section::fix_exidx_coverage.
8000 2010-04-18 Sriraman Tallam <tmsriram@google.com>
8002 * icf.cc (get_section_contents): Check for preemptible functions.
8003 Ignore addend when appropriate.
8004 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8006 (add_from_relobj): Check for section folded.
8007 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8008 * symtab.h (should_add_dynsym_entry): Add new parameter.
8009 * target-reloc.h (scan_relocs): Check for section folded.
8010 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8011 Check reloc types for function pointers in shared objects.
8012 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8014 (icf_preemptible_functions_test): New test case.
8015 (icf_string_merge_test): New test case.
8016 * testsuite.Makefile.in: Regenerate.
8017 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8018 bar_glob. Refactor code.
8019 * testsuite/icf_preemptible_functions_test.cc: New file.
8020 * testsuite/icf_preemptible_functions_test.sh: New file.
8021 * testsuite/icf_string_merge_test.cc: New file.
8022 * testsuite/icf_string_merge_test.sh: New file.
8023 * testsuite/icf_virtual_function_folding_test.cc: New file.
8024 * testsuite/icf_virtual_function_folding_test.sh: New file.
8026 2010-04-14 Doug Kwan <dougkwan@google.com>
8028 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8029 for local symbol recounting if we remove a section due to ICF.
8030 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8031 there are no regular objects in input.
8033 2010-04-13 Doug Kwan <dougkwan@google.com>
8035 * arm.cc (Arm_input_section::set_final_data_size): Compute
8036 accurate final data size instead of using current data size.
8038 2010-04-09 Doug Kwan <dougkwan@google.com>
8040 * layout.cc (Layout::choose_output_section): Handle script section
8042 (Layout::make_output_section_for_script): Add section type parameter.
8043 Handle script section types.
8044 * layout.h (Layout::make_output_section_for_script): Add section
8046 * output.cc (Output_section::Output_section): Initialize data member
8048 (Output_section::do_reset_address_and_file_offset): Do not set address
8049 to 0 if section is a NOLOAD section.
8050 * output.h (Output_section::is_noload): New method.
8051 (Output_section::set_is_noload): Ditto.
8052 (Output_section::is_noload_): New data member.
8053 * script-c.h (Script_section_type): New enum type.
8054 (struct Parser_output_section_header): Add new file section_type.
8055 * script-sections.cc (Sections_element::output_section_name): Add
8056 parameter for returning script section type.
8057 (Output_section_definition::output_section_name): Ditto.
8058 (Output_section_definition::section_type)P; New method.
8059 (Output_section_definiton::script_section_type_name): Ditto.
8060 (Output_section_definition::script_section_type_): New data member.
8061 (Output_section_definition::Output_section_definition): Initialize
8062 data member Output_section_definition::script_section_type_.
8063 (Output_section_definition::create_sections): Pass script section type
8064 to Layout::make_output_section_for_script.
8065 (Output_section_definition::output_section_name): Return script
8066 section type to caller.
8067 (Output_section_definition::set_section_address): Do not advance
8068 dot value and load address if section type is NOLOAD. Set address
8069 of NOLOAD sections regardless of section flags.
8070 (Output_section_definition::print): Print section type if it is
8071 not SCRIPT_SECTION_TYPE_NONE.
8072 (Output_section_definition::section_type): New method.
8073 (Output_section_definition::script_section_type_name): Ditto.
8074 (Script_sections::output_section_name): Add new parameter
8075 PSECTION_TYPE for returning script section type. Pass it to
8076 section elements. Handle discard sections.
8077 (Sort_output_sections::operator()): Handle NOLOAD sections.
8078 * script-sections.h (Script_sections::Section_type): New enum type.
8079 (Script_sections::output_section_name): Add a new parameter for
8080 returning script section type.
8081 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8083 * yyscript.y (union): Add new field SECTION_TYPE.
8084 (COPY, DSECT, INFO, NOLOAD): New tokens.
8085 (opt_address_and_section_type): Change type to output_section_header.
8086 (section_type): New non-terminal
8087 (section_header): Handle section type.
8088 (opt_address_and_section_type): Return section type value.
8090 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8092 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8093 * testsuite/plugin_common_test_2.c (foo): Likewise.
8095 2010-04-08 Doug Kwan <dougkwan@google.com>
8097 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8099 * output.cc (Output_section::add_merge_input_section): Simplify
8100 code and return status of Output_merge_base::add_input_section.
8101 Update merge section map only if Output_merge_base::add_input_section
8104 2010-04-07 Doug Kwan <dougkwan@google.com>
8106 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8107 if section is marked as containing instructions but has no mapping
8109 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8110 correct section index.
8111 (Arm_relobj::find_linked_text_section): Ditto.
8113 2010-04-07 Cary Coutant <ccoutant@google.com>
8115 * archive.cc (include_member): Destroy Read_symbols_data object before
8117 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8118 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8119 (Read_symbols_data::~Read_symbols_data) New destructor.
8120 (Section_relocs::Section_relocs) New constructor.
8121 (Section_relocs::~Section_relocs) New destructor.
8122 (Read_relocs_data::Read_relocs_data) New constructor.
8123 (Read_relocs_data::~Read_relocs_data) New destructor.
8124 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8125 pointers to NULL after deleting.
8127 2010-04-07 Doug Kwan <dougkwan@google.com>
8129 * arm.cc: Replace "endianity" with "endianness" in comments.
8130 (Arm_exidx_cantunwind): Ditto.
8131 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8132 (Arm_relobj::merge_flags_and_attributes): New method.
8133 (Arm_relobj::merge_flags_and_attributes_): New data member.
8134 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8135 (Arm_relobj::scan_sections_for_stubs): Ditto.
8136 (Arm_relobj::do_read_symbols): Check to see if we really want to
8137 merge processor-specific flags and attributes. Exit early if
8138 an object is empty except for section names and the undefined symbol.
8139 (Target_arm::do_finalize_sections): Move check for ELF format to
8140 Arm_relobj::do_read_symbols. Merge processor specific flags and
8141 attributes from a regular object only when we have determined that
8142 it is aapropriate. Do not create an .ARM.attributes section in
8143 output if there is no regular input object.
8144 (Target_arm::merge_processor_specific_flags): Check
8145 --warn-mismatch before printing any error.
8146 (Target_arm::merge_object_attributes): Ditto.
8147 * gold.cc (queue_middle_tasks): Handle the case in which there is
8148 no regular object in input.
8149 * options.cc (General_options::parse_EB): New method.
8150 (General_options::parse_EL): Same.
8151 (General_options::General_options): Initialize endianness_.
8152 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8154 (General_options::Endianness): New enum.
8155 (General_options::endianness): New method.
8156 (General_options::endianness_): New data member.
8157 * parameters.cc (Parameters::set_options): Check target endianness.
8158 (Parameters::set_target_once): Ditto.
8159 (Parameters::check_target_endianness): New method.
8160 (parameters_force_valid_target): If either -EL or -EB is specified,
8161 use it to define endianness of default target.
8162 * parameters.h (Parameters::check_target_endianness): New method
8164 * target.h (class Target): Change "endianity" to "endianness"
8167 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8169 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8170 * configure: Regenerate.
8171 * Makefile.in: Regenerate.
8172 * testsuite/Makefile.in: Regenerate.
8174 2010-04-06 Cary Coutant <ccoutant@google.com>
8177 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8178 prevailing definitions of common symbols.
8179 * testsuite/plugin_test_6.sh: New test case.
8180 * testsuite/plugin_common_test_1.c: New test case.
8181 * testsuite/plugin_common_test_2.c: New test case.
8182 * testsuite/Makefile.am (plugin_test_6): New test case.
8183 * testsuite/Makefile.in: Regenerate.
8185 2010-04-06 Nick Clifton <nickc@redhat.com>
8187 * po/vi.po: New Vietnamese translation.
8189 2010-03-30 Doug Kwan <dougkwan@google.com>
8191 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8193 2010-03-25 Doug Kwan <dougkwan@google.com>
8195 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8196 to avoid a conversion warning on a 32-bit host.
8198 2010-03-24 Ian Lance Taylor <iant@google.com>
8200 * testsuite/script_test_3.t: Add a TLS segment.
8201 * testsuite/Makefile.am (check_PROGRAMS): Add
8202 tls_phdrs_script_test.
8203 (tls_phdrs_script_test_SOURCES): Define.
8204 (tls_phdrs_script_test_DEPENDENCIES): Define.
8205 (tls_phdrs_script_test_LDFLAGS): Define.
8206 (tls_phdrs_script_test_LDADD): Define.
8207 * testsuite/Makefile.in: Rebuild.
8209 2010-03-23 Cary Coutant <ccoutant@google.com>
8211 * fileread.cc (find_or_make_view): Fix comment.
8213 2010-03-23 Ian Lance Taylor <iant@google.com>
8215 * script-sections.cc (class Orphan_section_placement): Define
8216 PLACE_TLS and PLACE_TLS_BSS.
8217 (Orphan_section_placement::Orphan_section_placement): Initialize
8219 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8220 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8221 (tls_script_test_SOURCES): Define.
8222 (tls_script_test_DEPENDENCIES): Define.
8223 (tls_script_test_LDFLAGS): Define.
8224 (tls_script_test_LDADD): Define.
8225 * testsuite/Makefile.in: Rebuild.
8227 2010-03-22 Doug Kwan <dougkwan@google.com>
8229 * arm.cc (Arm_relocate_functions::abs8,
8230 Arm_relocate_functions::abs16): Use correct check for overflow
8231 specified in the ARM ELF specs.
8232 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8233 target of a BLX instruction specially.
8234 (Reloc_stub::stub_type_for_reloc): Ditto.
8235 (Relocate::relocate): Use symbolic names instead of numeric relocation
8236 codes to report error.
8237 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8239 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8240 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8241 thumb2_blx_out_of_range.stdout
8242 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8243 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8244 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8245 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8246 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8247 thumb2_blx_in_range, thumb2_blx_in_range.o,
8248 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8249 thumb2_blx_out_of_range.o): New rules.
8250 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8251 thumb2_blx_in_range and thumb2_blx_out_of_range.
8252 * testsuite/Makefile.in: Regenerate.
8253 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8254 * testsuite/thumb_blx_in_range.s: New file.
8255 * testsuite/thumb_blx_out_of_range.s: New file.
8257 2010-03-22 Rafael Espindola <espindola@google.com>
8259 * archive.cc (Should_include): Move to archive.h.
8260 (should_include_member): Make it a member of Archive.
8262 (Add_lib_group_symbols): New.
8263 * archive.h: Include options.h.
8264 (Archive_member): Moved from Archive.
8265 (Should_include): Moved from archive.cc.
8267 (Add_lib_group_symbols): New.
8268 * dynobj.cc (do_should_include_member): New.
8269 * dynobj.h (do_should_include_member): New.
8270 * gold.cc (queue_initial_tasks): Update call to queue.
8271 * main.cc (main): Print lib group stats.
8272 * object.cc (do_should_include_member): New.
8273 * object.h: Include archive.h.
8274 (Object::should_include_member): New.
8275 (Object::do_should_include_member): New.
8276 (Sized_relobj::do_should_include_member): New.
8277 * options.cc (General_options::parse_start_lib): New.
8278 (General_options::parse_end_lib): New.
8279 (Input_arguments::add_file): Handle lib groups.
8280 (Input_arguments::start_group): Check we are not in a lib.
8281 (Input_arguments::start_lib): New.
8282 (Input_arguments::end_lib): New.
8283 * options.h (General_options): Add start_lib and end_lib.
8284 (Input_argument::lib_): New.
8285 (Input_argument::lib): New.
8286 (Input_argument::is_lib): New.
8287 (Input_file_lib): New.
8288 (Input_arguments::in_lib_): New.
8289 (Input_arguments::in_lib): New.
8290 (Input_arguments::start_lib): New.
8291 (Input_arguments::end_lib_): New.
8292 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8293 in unused members as preempted.
8294 (Sized_pluginobj::do_should_include_member): New.
8295 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8296 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8298 (Read_symbols::do_whole_lib_group): New.
8299 (Read_symbols::do_lib_group): New.
8300 (Read_symbols::do_read_symbols): Handle lib groups.
8301 (Read_symbols::get_name): Handle lib groups.
8302 * readsyms.h (Read_symbols): Add an archive member pointer.
8303 (Read_symbols::do_whole_lib_group): New.
8304 (Read_symbols::do_lib_group): New.
8305 (Read_symbols::member_): New.
8306 * script.cc (read_input_script): Update call to queue_soon.
8308 2010-03-19 Doug Kwan <dougkwan@google.com>
8310 * arm.cc (Stub_table::Stub_table): Initialize new data members
8311 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8312 (Stub_table::add_reloc_stub): Assign stub offset and update
8313 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8314 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8316 (Stub_table::update_data_size_and_addralign): Use
8317 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8318 instead of going over all reloc stubs.
8319 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8320 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8321 Stringpool_template::offset_ to size of Stringpool_char.
8322 (Stringpool_template::new_key_offset): Remove code to initialize
8323 Stringpool_template::offset_.
8324 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8325 Stringpool_template::offset_ to zero.
8327 2010-03-15 Doug Kwan <dougkwan@google.com>
8329 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8331 (Stringpool_template::new_key_offset): New method.
8332 (Stringpool_template::add_string): Assign offsets when adding new
8334 (Stringpool_template::set_string_offsets): Do not set string offsets
8335 when not optimizing.
8336 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8338 (Chunked_vector::clear): Clear size_.
8339 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8340 (Chunked_vector::size): Return size_.
8341 (Chunked_vector::push_back): Use size_ to find insert position.
8342 (Chunked_vector::size_): New data member.
8343 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8344 (Stringpool_template::new_key_offset): New method declaration.
8345 (Stringpool_template::offset_): New data member.
8347 2010-03-15 Rafael Espindola <espindola@google.com>
8349 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8350 Add_symbols' constructor.
8351 * readsyms.h (Add_symbols): Remove the input_group member.
8353 2010-03-10 Ian Lance Taylor <iant@google.com>
8355 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8356 target to ask whether a reference to a symbol requires a stack
8358 * target.h (Target::is_call_to_non_split): New function.
8359 (Target::do_is_call_to_non_split): Declare virtual function.
8360 * target.cc: Include "symtab.h".
8361 (Target::do_is_call_to_non_split): New function.
8362 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8364 2010-03-10 Cary Coutant <ccoutant@google.com>
8366 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8367 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8368 (File_read::open[2]): Add whole_file_view_ to list of views.
8369 (File_read::make_view): Remove test of whole_file_view_.
8370 (File_read::find_or_make_view): Create whole_file_view_ if
8372 (File_read::clear_views): Replace bool parameter with enum;
8373 adjust all callers. Don't delete views with permanent data;
8374 do delete cached views and views from archives if
8375 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8376 if clearing the corresponding view.
8377 * fileread.h (File_read::Clear_views_mode): New enum.
8378 (File_read::View::is_permanent_view): New method.
8379 (File_read::clear_views): Replace bool parameter
8380 with enum; adjust all callers.
8381 * options.h (General_options): Change keep_files_mapped option;
8382 add map_whole_files.
8383 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8385 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8388 2010-03-10 David S. Miller <davem@davemloft.net>
8390 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8392 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8394 * icf.cc (get_section_contents): Add '@' marker after processing the
8397 2010-03-08 Doug Kwan <dougkwan@google.com>
8399 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8400 due to a conversion warning.
8401 (Arm_relobj::update_output_local_symbol_count): Check for local
8402 symbol with unset output index.
8404 2010-03-05 Ian Lance Taylor <iant@google.com>
8406 * options.h (class General_options): Add --spare-dynamic-tags.
8407 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8408 --spare-dynamic-tags.
8410 2010-03-05 Ian Lance Taylor <iant@google.com>
8412 * incremental.cc: Include "libiberty.h".
8414 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8416 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8417 function, is_info_ member.
8418 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8419 (Versions::Versions): Update caller.
8420 (Versions::define_base_version): Likewise.
8421 (Versions::add_def): Likewise.
8423 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8425 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8426 (Scan::possible_function_pointer_reloc): New function.
8427 (Scan::local_reloc_may_be_function_pointer): Change to call
8428 possible_function_pointer_reloc.
8429 (Scan::global_reloc_may_be_function_pointer): Ditto.
8430 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8431 relocations in ".data.rel.ro._ZTV" section.
8432 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8433 * testsuite/icf_safe_so_test.cc: Ditto.
8434 * testsuite/icf_safe_test.cc: Ditto.
8435 * testsuite/icf_safe_test.sh: Ditto.
8437 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8438 Ian Lance Taylor <iant@google.com>
8440 * target-reloc.h (relocate_section): Check the symbol table index
8441 for -1U before setting the local symbol index.
8442 (scan_relocatable_relocs): If copying the relocation, record that
8443 the local symbol is required.
8444 * object.h (Symbol_value::is_output_symtab_index_set): New
8446 (Symbol_value::may_be_discarded_from_output_symtab): New
8448 (Symbol_value::has_output_symtab_entry): New function.
8449 (Symbol_value::needs_output_symtab_entry): Remove.
8450 (Symbol_value::output_symtab_index): Make sure the symbol index is
8452 (Symbol_value::set_output_symtab_index): Make sure the symbol
8453 index is not set. Make sure the new index is valid.
8454 (Symbol_value::set_must_have_output_symtab_entry): New function.
8455 (Symbol_value::has_output_dynsym_entry): New function.
8456 (Symbol_value::set_output_dynsym_index): Make sure the new index
8458 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8459 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8460 local symbol if permitted.
8461 (Sized_relobj::do_finalize_local_symbols): Call
8462 is_output_symtab_index_set rather than needs_output_symtab_entry.
8463 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8464 rather than needs_output_symtab_entry. Call
8465 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8466 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8467 is_output_symtab_index_set rather than needs_output_symtab_entry.
8468 * testsuite/discard_locals_relocatable_test.c: New file.
8469 * testsuite/discard_locals_test.sh: Test -r.
8470 * testsuite/Makefile.am (check_DATA): Add
8471 discard_locals_relocatable_test1.syms,
8472 discard_local_relocatable_test2.syms.
8473 (MOSTLYCLEANFILES): Likewise. Also add
8474 discard_locals_relocatable_test1.lout and
8475 discard_locals_relocatable_test2.out.
8476 (discard_locals_relocatable_test1.syms): New target.
8477 (discard_locals_relocatable_test.o): New target.
8478 (discard_locals_relocatable_test1.out): New target.
8479 (discard_locals_relocatable_test2.syms): New target.
8480 (discard_locals_relocatable_test2.out): New target.
8481 (various): Add missing ../ld-new dependencies.
8482 * testsuite/Makefile.in: Rebuild.
8484 2010-03-03 Nick Clifton <nickc@redhat.com>
8486 * po/fi.po: New Finnish translation.
8488 2010-03-01 Doug Kwan <dougkwan@google.com>
8490 * layout.cc (Layout::Layout): Force section types of .init_array*,
8491 .preinit_array* and .fini_array* sections.
8492 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8493 Fix check of return value of std::string::find.().
8494 (Output_section::Input_section_sort_compare::operator()): Remove
8495 comment about .init_array.
8496 (Output_section::Input_section_sort_init_fini_compare::operator()):
8498 (Output_section::sort_attached_input_sections): Handle .init_array
8499 and .fini_array specially.
8500 * output.h (Output_section::Inut_section_sort_compare): Update
8502 (Output_section::Input_section_sort_init_fini_compare): New struct.
8504 2010-02-26 Doug Kwan <dougkwan@google.com>
8506 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8507 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8508 * testsuite/debug_msg.sh: Avoid matching source line number for
8509 use of global variable undef_int.
8511 2010-02-26 Doug Kwan <dougkwan@google.com>
8513 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8514 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8515 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8516 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8517 * options.cc (General_options::General_options): Initialize member
8519 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8520 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8521 and rm_no_fix_v4bx.stdout
8522 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8523 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8524 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8525 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8526 and arm_no_fix_v4bx.
8527 * Makefile.in: Regenerate.
8528 * testsuite/arm_fix_v4bx.s: New file.
8529 * testsuite/arm_fix_v4bx.sh: Ditto.
8531 2010-02-24 Doug Kwan <dougkwan@google.com>
8533 * arm.cc (Target_arm::got_section): Make the .got section the first
8534 non RELRO section in the data segment.
8535 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8536 suffixes of section names.
8538 2010-02-24 Doug Kwan <dougkwan@google.com>
8540 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8541 flags and attributes merging if an input file is a binary file.
8542 * fileread.cc (Input_file::open): Record format of original file.
8543 * fileread.h (Input_file::Format): New enum type.
8544 (Input_file::Input_file): Initialize data member format_.
8545 (Input_file::format): New method definition.
8546 (Input_file::format_):: New data member.
8548 2010-02-24 Doug Kwan <dougkwan@google.com>
8550 * arm.cc (Arm_output_data_got): New class.
8551 (ARM_TCB_SIZE): New constant
8552 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8553 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8554 If user uses a script with a SECTIONS clause, issue only a warning
8555 for a misplaced EXIDX input section. Otherwise, issue an error.
8556 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8558 (Target_arm::got_mode_index_entry): Handle static linking.
8559 (Target_arm::Scan::local): Ditto.
8560 (Target_arm::Scan::global): Ditto.
8561 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8562 all incorrectly implemented relocations.
8563 (Target_arm::fix_exidx_coverage): Pass layout to
8564 Arm_output_section::fix_exidx_coverage.
8565 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8566 from ".ARM.exidx." and ".ARM.extab.".
8568 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8570 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8571 section if it does not already exist.
8572 * attributes.cc (Attributes_section_data::Attributes_section_data):
8573 Don't crash if size is zero.
8575 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8576 Ian Lance Taylor <iant@google.com>
8578 * gold.cc (queue_middle_tasks): If no input files were opened,
8580 * workqueue.h (Task_function::Task_function): Assert that there is
8583 2010-02-22 Doug Kwan <dougkwan@google.com>
8585 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8586 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8587 types to avoid warnings due to different uint64_t implementations
8590 2010-02-21 Doug Kwan <dougkwan@google.com>
8592 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8593 handling of the maximum backward branch offset.
8594 (Arm_relocate_functions::thumb_branch_common): Ditto.
8595 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8596 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8597 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8598 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8599 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8600 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8601 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8602 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8603 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8604 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8605 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8606 thumb2_bl_out_of_range.o): New rules.
8607 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8608 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8609 thumb2_bl_out_of_range
8610 * testsuite/Makefile.in: Regenerate.
8611 * testsuite/arm_bl_in_range.s: New file.
8612 * testsuite/arm_bl_out_of_range.s: Ditto.
8613 * testsuite/arm_branch_in_range.sh: Ditto.
8614 * testsuite/arm_branch_range.t: Ditto.
8615 * testsuite/thumb2_branch_range.t: Ditto.
8616 * testsuite/thumb_bl_in_range.s: Ditto.
8617 * testsuite/thumb_bl_out_of_range.s: Ditto.
8618 * testsuite/thumb_branch_range.t: Ditto.
8620 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8622 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8623 Add reloc offset information.
8624 * icf.cc (get_section_contents): Change iterators to point to the new
8625 vectors. Add reloc offset information to the contents.
8626 * icf.h (Icf::Sections_reachable_info): New typedef.
8627 (Icf::Sections_reachable_list): New typedef.
8628 (Icf::Offset_info): New typedef.
8629 (Icf::Reloc_info): New struct typedef.
8630 (Icf::Reloc_info_list): New typedef.
8631 (Icf::symbol_reloc_list): Delete method.
8632 (Icf::addend_reloc_list): Delete method.
8633 (Icf::section_reloc_list): Delete method.
8634 (Icf::reloc_info_list): New method.
8635 (Icf::reloc_info_list_): New member.
8637 2010-02-19 Doug Kwan <dougkwan@google.com>
8639 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8640 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8641 * arm.cc (Arm_relocation_functions): New forward declaration.
8642 (Target_arm::Target_arm): Initialize new data members
8643 got_mod_index_offset_ and tls_base_symbol_defined_.
8644 (Target_arm::Relocate::relocate_tls): New method.
8645 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8646 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8648 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8649 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8650 (Target_arm::got_mod_index_offset_,
8651 Target_arm::tls_base_symbol_defined_): New data members.
8652 (Target_arm::Scan::local, Target::Scan::global,
8653 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8656 2010-02-18 Doug Kwan <dougkwan@google.com>
8658 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8659 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8660 text section as a parameter becuase some broken tools may not set
8661 the link in section header.
8662 (Target_arm::has_got_section): New method.
8663 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8664 without any mapping symbol as data only. Remove warning.
8665 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8666 link in its section header, try to discover the link by inspecting the
8667 REL31 relocation at the beginning of the section.
8668 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8670 (Target_arm::Scan::global): Treat any reference to the symbol
8671 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8673 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8675 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8676 (Scan::global_reloc_may_be_function_pointer): New function.
8677 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8678 (Scan::global_reloc_may_be_function_pointer): New function.
8679 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8680 (Scan::global_reloc_may_be_function_pointer): New function.
8681 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8682 (Scan::global_reloc_may_be_function_pointer): New function.
8683 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8684 (Scan::global_reloc_may_be_function_pointer): New function.
8685 (Scan::possible_function_pointer_reloc): New function.
8686 (Target_x86_64::can_check_for_function_pointers): New function.
8687 * gc.h (gc_process_relocs): Scan relocation types to determine if
8688 function pointers were taken for targets that support it.
8689 * icf.cc (Icf::find_identical_sections): Include functions for
8690 folding in safe ICF whose pointer is not taken.
8691 * icf.h (Secn_fptr_taken_set): New typedef.
8692 (fptr_section_id_): New member.
8693 (section_has_function_pointers): New function.
8694 (set_section_has_function_pointers): New function.
8695 (check_section_for_function_pointers): New function.
8696 * options.h: Fix comment for safe ICF option.
8697 * target.h (can_check_for_function_pointers): New function.
8698 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8699 Modify icf_safe_test for X86-64.
8700 * testsuite/Makefile.in: Regenerate.
8701 * testsuite/icf_safe_so_test.cc: New file.
8702 * testsuite/icf_safe_so_test.sh: New file.
8703 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8704 (main): Change to take pointer to function kept_func_3.
8705 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8706 folding is done correctly for X86-64.
8708 2010-02-12 David S. Miller <davem@davemloft.net>
8710 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8711 is_symbolless parameter.
8712 (Output_reloc<SHT_REL>::is_symbolless): New.
8713 (Output_reloc<SHT_REL>::is_symbolless_): New.
8714 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8715 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8716 (Output_reloc<SHT_RELA>::is_symbolless): New.
8717 (Output_data_reloc::add_global): Handle is_symbolless.
8718 (Output_data_reloc::add_global_relative): Likewise.
8719 (Output_data_reloc::add_local): Likewise.
8720 (Output_data_reloc::add_local_relative): Likewise.
8721 (Output_data_reloc::add_symbolless_global_addend): New.
8722 (Output_data_reloc::add_symbolless_local_addend): New.
8723 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8725 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8726 instead of ->is_relative_
8727 (Output_reloc::write): Likewise.
8728 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8729 (Output_reloc::write_rel): Simplify.
8731 * sparc.cc (Target_sparc::Scan::local): Use
8732 ->add_symbolless_local_addend as needed.
8733 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8734 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8735 based upon relocation offset.
8737 2010-02-11 Doug Kwan <dougkwan@google.com>
8739 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8740 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8741 beginning of function.
8742 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8743 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8744 parameter is_32bit in calls to should_apply_static_reloc.
8745 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8746 (check_DATA): Add arm_abs_global.stdout.
8747 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8748 arm_abs_global.stdout): New rules.
8749 (MOSTLLYCLEANFILES): Add arm_abs_global
8750 * Makefile.in: Regenerate.
8751 * testsuite/arm_abs_global.s: New file.
8752 * testsuite/arm_abs_global.sh: Ditto.
8753 * testsuite/arm_abs_lib.s: Ditto.
8755 2010-02-11 Ian Lance Taylor <iant@google.com>
8757 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8759 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8760 Allocate_commons_task first.
8761 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8762 task, rather than symtab_lock_.
8763 (Gc_process_relocs::~Gc_process_relocs): New function.
8764 (Gc_process_relocs::is_runnable): Check this_blocker_.
8765 (Gc_process_relocs::locks): Use next_blocker_ rather than
8767 (Scan_relocs::~Scan_relocs): New function.
8768 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8770 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8772 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8773 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8774 constructor accordingly.
8775 (class Gc_process_relocs): Likewise.
8776 (class Scan_relocs): Likewise.
8777 * common.h (class Allocate_commons_task): Remove symtab_lock_
8778 field, and corresponding constructor parameter.
8779 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8781 (Allocate_commons_task::locks): Likewise.
8783 2010-02-11 Ian Lance Taylor <iant@google.com>
8785 * gold-threads.h (class Once): Define.
8786 (class Initialize_lock): Rewrite as child of Once.
8787 * gold-threads.cc (class Once_initialize): Define.
8788 (once_pointer_control): New static variable.
8789 (once_pointer, once_arg): New static variables.
8790 (c_run_once): New static function.
8791 (Once::Once, Once::run_once, Once::internal_run): New functions.
8792 (class Initialize_lock_once): Remove.
8793 (initialize_lock_control): Remove.
8794 (initialize_lock_pointer): Remove.
8795 (initialize_lock_once): Remove.
8796 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8797 (Initialize_lock::initialize): Rewrite.
8798 (Initialize_lock::do_run_once): New function.
8799 * archive.cc (Archive::interpret_header): Only clear name if it is
8801 * fileread.cc: Include "gold-threads.h"
8802 (file_counts_lock): New static variable.
8803 (file_counts_initialize_lock): Likewise.
8804 (File_read::release): Only increment counts when using --stats.
8805 Use a lock around the increment.
8806 * parameters.cc (class Set_parameters_target_once): Define.
8807 (set_parameters_target_once): New static variable.
8808 (Parameters::Parameters): Move here from parameters.h.
8809 (Parameters::set_target): Rewrite.
8810 (Parameters::set_target_once): New function.
8811 (Parameters::clear_target): Move here and rewrite.
8812 * parameters.h (class Parameters): Update declarations. Add
8813 set_parameters_target_once_ field.
8814 (Parameters::Parameters): Move to parameters.cc.
8815 (Parameters::clear_target): Likewise.
8816 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8818 (Start_group::~Start_group): New function.
8819 (Start_group::is_runnable): New function.
8820 (Start_group::locks, Start_group::run): New functions.
8821 (Finish_group::run): Change saw_undefined to size_t.
8822 * readsyms.h (class Start_group): Define.
8823 (class Finish_group): Change saw_undefined_ field to size_t.
8824 (Finish_group::Finish_group): Remove saw_undefined and
8825 this_blocker parameters. Change all callers.
8826 (Finish_group::set_saw_undefined): New function.
8827 (Finish_group::set_blocker): New function.
8828 * symtab.h (class Symbol_table): Change saw_undefined to return
8829 size_t. Change saw_undefined_ field to size_t.
8830 * target-select.cc (Set_target_once::do_run_once): New function.
8831 (Target_selector::Target_selector): Initialize set_target_once_
8832 field. Don't initialize lock_ and initialize_lock_ fields.
8833 (Target_selector::instantiate_target): Rewrite.
8834 (Target_selector::set_target): New function.
8835 * target-select.h (class Set_target_once): Define.
8836 (class Target_selector): Update declarations. Make
8837 Set_target_once a friend. Remove lock_ and initialize_lock_
8838 fields. Add set_target_once_ field.
8840 2010-02-10 Ian Lance Taylor <iant@google.com>
8842 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8844 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8845 (queue_middle_tasks): Add all blockers before queueing any tasks.
8846 (queue_final_tasks): Likewise.
8847 * token.h (Task_token::add_blockers): New function.
8848 * object.h (Input_objects::number_of_relobjs): New function.
8850 2010-02-10 Ian Lance Taylor <iant@google.com>
8852 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8853 shared, not if not position independent.
8854 * x86_64.cc (Relocate::relocate_tls): Likewise.
8855 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8856 (tls_pie_pic_test): New target.
8857 * testsuite/Makefile.in: Rebuild.
8859 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8860 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8861 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8862 * testsuite/Makefile.in: Rebuild.
8864 2010-02-09 David S. Miller <davem@davemloft.net>
8866 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8867 R_SPARC_RELATIVE using ->add_local_relative().
8868 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8870 * output.h (Output_data_dynamic::add_section_size): New method
8871 that takes two Output_data objects.
8872 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8873 entry param. Handle it in initializers.
8874 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8875 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8876 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8878 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8879 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8880 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8881 for dynrel_includes_plt.
8882 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8883 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8884 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8886 (Target_sparc::do_finalize_sections): Update to pass true for
8887 dynrel_includes_plt.
8888 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8889 output before .rela.plt
8890 (Target_powerpc::do_finalize_sections): Update to pass true for
8891 dynrel_includes_plt when 32-bit.
8893 2010-02-08 Doug Kwan <dougkwan@google.com>
8895 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8897 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8898 Arm_relobj::scan_section_for_cortex_a8_stubs,
8899 Arm_relobj::do_relocation_section): Instead of calling
8900 Output_section::output_address, use faster
8901 Arm_relobj::simple_input_section_output_address.
8903 2010-02-08 David S. Miller <davem@davemloft.net>
8905 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8906 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8907 relocation helper function.
8909 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8910 just like R_SPARC_GOT{10,13,22}.
8911 (Target_sparc::Scan::local): Likewise.
8912 (Target_sparc::Relocate:relocate): Likewise.
8914 2010-02-06 Ian Lance Taylor <iant@google.com>
8916 * configure.ac: Rewrite targetobjs duplicate removal code to use
8917 only shell constructs.
8918 * configure: Rebuild.
8920 2010-02-05 Doug Kwan <dougkwan@google.com>
8923 * arm.cc (Arm_relobj::section_is_scannable): New method.
8924 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8925 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8927 2010-02-04 Doug Kwan <dougkwan@google.com>
8930 * arm-reloc-property.cc (cstdio): Include.
8931 * configure.ac (targetobjs): Remove duplicates.
8932 * configure: Regenerate.
8933 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8934 big and little endian version for a given address size.
8936 2010-02-03 Doug Kwan <dougkwan@google.com>
8938 * arm-reloc-property.cc
8939 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8941 * arm-reloc-property.h
8942 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8943 New method definition.
8944 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8946 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8948 (GOT_PREL): Change implemented to Y.
8949 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8950 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8951 (Arm_relocate_functions::movw_abs_nc): Remove method.
8952 (Arm_relocate_functions::movt_abs): Ditto.
8953 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8954 (Arm_relocate_functions::thm_movt_abs): Ditto.
8955 (Arm_relocate_functions::movw_rel_nc): Ditto.
8956 (Arm_relocate_functions::movw_rel): Ditto.
8957 (Arm_relocate_functions::movt_rel): Ditto.
8958 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8959 (Arm_relocate_functions:thm_movw_rel): Ditto.
8960 (Arm_relocate_functions:thm_movt_rel): Ditto.
8961 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8962 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8963 New method definitions.
8964 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8965 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8966 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8967 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8968 (Target_arm::Relocate::relocate): Check for non-static or
8969 unimplemented relocation code and exit early. Change calls to
8970 Target_arm::reloc_uses_thumb_bit and
8971 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8972 instead. Refactor code to handle similar relocations to increase
8973 code sharing. Remove check for unsupported relocation code in switch
8975 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8976 relocation property table to find out size. Change error message to
8977 print out the name of a relocation code instead of the numeric value.
8978 (Target_arm::scan_reloc_for_stub): Use relocation property table
8979 instead of calling Target_arm::reloc_uses_thumb_bit().
8981 2010-02-02 Doug Kwan <dougkwan@google.com>
8983 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8984 types of relaxed input section.
8986 2010-02-02 Doug Kwan <dougkwan@google.com>
8988 * Makefile.am (HFILES): Add arm-reloc-property.h.
8990 (TARGETSOURCES): Add arm-reloc-property.cc
8991 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8992 (libgold_a_SOURCES): $(DEFFILES)
8993 * Makefile.in: Regenerate.
8994 * arm-reloc-property.cc: New file.
8995 * arm-reloc-property.h: New file.
8996 * arm-reloc.def: New file.
8997 * arm.cc: Update comments.
8998 (arm-reloc-property.h): New included header.
8999 (arm_reloc_property_table): New global variable.
9000 (Target_arm::do_select_as_default_target): New method definition.
9001 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9002 arm-reloc-property to targ_extra_obj.
9003 * parameters.cc (set_parameters_target): Call
9004 Target::select_as_default_target().
9005 * target.h (Target::select_as_default_target): New method definition.
9006 (Target::do_select_as_default_target): Same.
9008 2010-02-01 Doug Kwan <dougkwan@google.com>
9010 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9011 first_output_text_section_.
9012 (Arm_exidx_fixup::first_output_text_section): New method definition.
9013 (Arm_exidx_fixup::first_output_text_section_): New data member.
9014 (Arm_exidx_fixup::process_exidx_section): Record the first text
9015 output section seen.
9016 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9017 and entsize in output section header.
9019 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9021 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9022 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9023 (Arm_relocate_functions::thm_alu11): New Method.
9024 (Arm_relocate_functions::thm_pc8): New Method.
9025 (Arm_relocate_functions::thm_pc12): New Method.
9026 (Target_arm::Scan::local): Handle the relocations.
9027 (Target_arm::Scan::global): Likewise.
9028 (Target_arm::Relocate::relocate): Likewise.
9029 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9031 2010-01-29 Doug Kwan <dougkwan@google.com>
9033 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9034 of relocation types as ld.
9036 2010-01-29 Doug Kwan <dougkwan@google.com>
9038 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9040 (Arm_relocate_functions::thumb_branch_common): Ditto.
9041 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9042 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9043 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9044 Arm_relocate_functions::jump24): Remove.
9045 (Target_arm::Relocate::relocate): Adjust code to call
9046 Arm_relocation_functions::arm_branch_common and
9047 Arm_relocation_functions::thumb_branch_common instead of their removed
9048 wrappers. Merge switch-cases together to reduce source code size.
9050 2010-01-29 Doug Kwan <dougkwan@google.com>
9052 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9053 output_local_symbol_count_needs_update_.
9054 (Arm_relobj::output_local_symbol_count_needs_update,
9055 Arm_relobj::set_output_local_symbol_count_needs_update,
9056 Arm_relobj::update_output_local_symbol_count): New methods.
9057 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9059 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9060 of pointed function as in a R_ARM_PREL31 relocation.
9061 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9062 for output local symbol count updating.
9063 (Target_arm::do_relax): Update output local symbol counts in objects
9065 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9067 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9069 * arm.cc: Added support for the ARM relocations:
9070 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9071 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9072 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9074 (Arm_relocate_functions::movw_rel): New method.
9075 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9076 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9078 (Arm_relocate_functions::thm_movw_rel): New method.
9079 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9081 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9083 (Target_arm::Scan::global): Likewise.
9084 (Target_arm::Relocate::relocate): Likewise.
9085 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9088 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9090 * arm.cc: Added support for ARM group relocations.
9091 (Target_arm::reloc_needs_sym_origin): New method.
9092 (Arm_relocate_functions::calc_grp_kn): New method.
9093 (Arm_relocate_functions::calc_grp_residual): New method.
9094 (Arm_relocate_functions::calc_grp_gn): New method.
9095 (Arm_relocate_functions::arm_grp_alu): New Method.
9096 (Arm_relocate_functions::arm_grp_ldr): New Method.
9097 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9098 (Arm_relocate_functions::arm_grp_ldc): New Method.
9099 (Target_arm::Scan::local): Handle the ARM group relocations.
9100 (Target_arm::Scan::global): Likewise.
9101 (Target_arm::Relocate::relocate): Likewise.
9102 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9105 2010-01-26 Doug Kwan <dougkwan@google.com>
9107 * arm.cc (set): Include.
9108 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9110 (Arm_output_section::Text_section_list): New type.
9111 (Arm_output_section::append_text_sections_to_list): New method.
9112 (Arm_output_section::fix_exidx_coverage): Ditto.
9113 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9114 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9115 Relobj::set_section_offset() instead of
9116 Sized_relobj::invalidate_section_offset().
9117 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9118 parameter for section headers. Ignore relocation sections for
9119 unallocated sections and EXIDX sections.
9120 (Target_arm::fix_exidx_coverage): New method.
9121 (Target_arm::output_section_address_less_than): New type.
9122 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9123 linked text section instead of the EXIDX section.
9124 (Arm_output_section::create_stub_group): Add an assertion to check
9125 that this is not an EXIDX output section.
9126 (Arm_output_section::append_text_sections_to_list): New method.
9127 (Arm_output_section::fix_exidx_coverage): Ditto.
9128 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9129 Arm_relobj::section_needs_reloc_stub_scanning.
9130 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9132 (Target_arm::fix_exidx_coverage): New method.
9133 * object.h (Relobj::set_output_section): New method.
9134 (Sized_relobj::invalidate_section_offset): Remove method.
9135 (Sized_relobj::do_invalidate_section_offset): Remove method.
9136 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9138 2010-01-25 Doug Kwan <dougkwan@google.com>
9140 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9141 Fix warning due to signed and unsigned comparison on a 32-bit host.
9143 2010-01-22 Doug Kwan <dougkwan@google.com>
9145 * arm.cc (Target_arm::do_relax): Record an output section for section
9146 offset adjustment it contains any stub table that has changed.
9147 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9148 offsets in an output section if necessary.
9149 * output.cc (Output_section::Output_section): Initialize
9150 section_offsets_need_adjustments_.
9151 (Output_section::add_input_section_for_script): Renamed to
9152 Output_section::add_simple_input_section.
9153 (Output_section::save_states): Add a comment.
9154 (Output_section::discard_states): New method defintion.
9155 (Output_section::adjust_section_offsets): Same.
9156 * output.h (Output_section::add_input_section_for_script): Renamed to
9157 Output_section::add_simple_input_section.
9158 (Output_section::discard_states): New method declaration.
9159 (Output_section::adjust_section_offsets): Same.
9160 (Output_section::section_offsets_need_adjustment,
9161 Output_section::set_section_offsets_need_adjustment): New method
9163 (Output_section::section_offsets_need_adjustment_): New data member.
9164 * script-sections.cc
9165 (Output_section_element_input::set_section_address): Adjust code for
9166 renaming of Output_section::add_input_section_for_script.
9167 (Orphan_output_section::set_section_address): Same.
9169 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9171 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9172 Fix_v4bx enum values .
9173 * gold/options.h (General_options): New option definitions.
9174 (General_options::fix_v4bx): New method.
9175 (General_options::Fix_v4bx): New enum.
9176 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9177 (General_options::parse_fix_v4bx_interworking): New method.
9179 2010-01-22 Doug Kwan <dougkwan@google.com>
9181 * arm.cc (Arm_exidx_fixup): New class.
9183 2010-01-21 Doug Kwan <dougkwan@google.com>
9185 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9187 (Arm_exidx_section_offset_map): New type.
9189 2010-01-21 Doug Kwan <dougkwan@google.com>
9191 * arm.cc (Arm_exidx_input_section): New class.
9192 (Arm_relobj::exidx_input_section_by_link,
9193 Arm_relobj::exidx_input_section_by_shndx,
9194 Arm_relobj::make_exidx_input_section): New methods.
9195 (read_arm_attributes_section): Remove.
9196 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9197 information about them.
9198 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9201 2010-01-20 Doug Kwan <dougkwan@google.com>
9203 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9204 Input_section_specifier to Section_id.
9205 (Target_arm::new_arm_input_section: Adjust code for change of key
9207 (Target_arm::find_arm_input_section): Ditto.
9208 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9209 (Section_id): Remove.
9210 (Garbage_collection::Section_id_hash): Remove.
9211 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9212 (Section_id): Remove.
9213 (Icf::Section_id_hash): Remove.
9214 * object.h (Section_id, Const_section_id, Section_id_hash,
9215 Const_section_id_hash): New type definitions.
9216 * output.cc (Output_section::add_relaxed_input_section): Change to
9217 use Const_section_id instead of Input_section_specifier as key type.
9218 (Output_section::add_merge_input_section): Ditto.
9219 (Output_section::build_relaxation_map): Change to use Section_id
9220 instead of Input_section_specifier as key type.
9221 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9223 (Output_section::convert_input_sections_to_relaxed_sections): Change
9224 to use Const_section_id instead of Input_section_specifier as key type.
9225 (Output_section::find_merge_section): Ditto.
9226 (Output_section::find_relaxed_input_section): Ditto.
9227 * output.h (Input_section_specifier): Remove class.
9228 (Output_section::Output_section_data_by_input_section_map): Change
9229 key type to Const_section_id.
9230 (Output_section::Output_relaxed_input_section_by_input_section_map):
9232 (Output_section::Relaxation_map): Change key type to Section_id.
9234 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9236 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9237 (class Arm_v4bx_stub): New class.
9238 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9239 (Stub_factory::make_arm_v4bx_stub): New method.
9240 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9241 (Stub_table::empty): Handle v4bx stubs.
9242 (Stub_table::add_arm_v4bx_stub): New method.
9243 (Stub_table::find_arm_v4bx_stub): New method.
9244 (Arm_relocate_functions::v4bx): New method.
9245 (Target_arm::fix_v4bx): New method.
9246 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9247 (Stub_table::relocate_stubs): Likewise.
9248 (Stub_table::do_write): Likewise.
9249 (Stub_table::update_data_size_and_addralign): Likewise.
9250 (Stub_table::finalize_stubs): Likewise.
9251 (Target_arm::Scan::local): Likewise.
9252 (Target_arm::Scan::global): Likewise.
9253 (Target_arm::do_finalize_sections): Likewise.
9254 (Target_arm::Relocate::relocate): Likewise.
9255 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9257 (Target_arm::scan_reloc_for_stub): Likewise.
9258 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9260 2010-01-19 Ian Lance Taylor <iant@google.com>
9262 * output.cc (Output_section_headers::do_sized_write): Write large
9263 segment count to sh_info field.
9264 (Output_file_header::do_sized_write): For large segment count,
9265 write PN_XNUM to e_phnum field.
9267 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9269 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9270 (Arm_relocate_functions::thm_jump8): New function.
9271 (Arm_relocate_functions::thm_jump11): New function.
9272 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9274 (Target_arm::Scan::global): Likewise.
9275 (Target_arm::Relocate::relocate): Likewise.
9276 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9279 2010-01-14 Doug Kwan <dougkwan@google.com>
9281 * arm.cc (map, utility): Include headers.
9282 (Target_arm::apply_cortex_a8_workaround): New method.
9283 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9284 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9285 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9286 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9287 the --[no-]fix-cortex-a8 command line options.
9288 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9289 (Target_arm::relocate_stub): Use addend in instruction template.
9290 * options.h (DEFINE_bool): Set the user-set flag.
9291 (General_options): Add --[no-]-fix-cortex options.
9292 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9293 : Update fast look-up map after conversion.
9295 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9297 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9298 in the first pass of do_layout.
9300 2010-01-13 Doug Kwan <dougkwan@google.com>
9302 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9303 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9304 apparent compiler problem of not folding static constant integral
9305 data members of elfcpp::Elf_sizes<32>.
9307 2010-01-13 Doug Kwan <dougkwan@google.com>
9309 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9310 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9311 Arm_relobj::scan_section_for_cortex_a8_erratum,
9312 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9313 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9314 sections to scan for relocation stubs into a new method
9315 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9316 relocation and Cortex-A8 stub scanning.
9317 (Target_arm::do_relax): Force stubs to be after stubbed sections
9318 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9319 the beginning of a new relaxation pass. Update a comment.
9320 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9322 2010-01-12 Ian Lance Taylor <iant@google.com>
9324 * target-reloc.h (visibility_error): New inline function.
9325 (relocate_section): Call visibility_error.
9326 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9327 (MOSTLYCLEANFILES): Likewise.
9328 (protected_4_pic.o, protected_3.err): New targets.
9329 * testsuite/protected_4.cc: New file.
9331 2010-01-12 Doug Kwan <dougkwan@google.com>
9333 * arm.cc (Cortex_a8_reloc): New class.
9334 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9335 and cortex_a8_relocs_info_.
9336 (Target_arm::fix_cortex_a8): New method definition.
9337 (Target_arm::Cortex_a8_relocs_info): New type.
9338 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9339 New data member declarations.
9340 (Target_arm::scan_reloc_for_stub): Record information about
9341 relocations for THUMB branches that might be exempted from the
9342 Cortex-A8 workaround.
9343 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9344 at the beginning of a relaxation pass.
9346 2010-01-12 Doug Kwan <dougkwan@google.com>
9348 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9349 (Arm_relobj::Mapping_symbol_position,
9350 Arm_reloj::Mapping_symbol_position_less,
9351 Arm_relobj::Mapping_symbols_info): New types.
9352 (Target_arm::is_mapping_symbol_name): New method definition.
9353 (Arm_relobj::do_count_local_symbols): Save information about mapping
9356 2010-01-11 Doug Kwan <dougkwan@google.com>
9358 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9359 Arm_relocate_functions::thumb32_branch_upper,
9360 Arm_relocate_functions::thumb32_branch_lower,
9361 Arm_relocate_functions::thumb32_cond_branch_offset,
9362 Arm_relocate_functions::thumb32_cond_branch_upper,
9363 Arm_relocate_functions::thumb32_cond_branch_lower,
9364 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9365 branch offset encoding.
9366 (Arm_relocate_functions::thumb_branch_common): Use new branch
9367 offset encoding methods to avoid code duplication.
9368 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9369 (Stub_addend_reader::operator()): Use new branch encoding method
9370 to avoid code duplication.
9372 2010-01-11 Doug Kwan <dougkwan@google.com>
9374 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9375 (Target_arm::do_finalize_sections): Define special EXIDX section
9376 symbols only if referenced.
9377 * gc.h (Garbage_collection::add_reference): New method.
9378 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9381 2010-01-11 Ian Lance Taylor <iant@google.com>
9383 * script.cc (Version_script_info::build_expression_list_lookup):
9384 Change complaing about duplicate wildcard match from error to
9387 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9389 (Version_script_info::Version_script_info): Initialize globs_,
9390 default_version_, default_is_global_, and exact_. Don't
9391 initialize globals_ or locals_.
9392 (Version_script_info::build_lookup_tables): Build local symbols
9394 (Version_script_info::unquote): New function.
9395 (Version_script_info::add_exact_match): New function.
9396 (Version_script_info::build_expression_list_lookup): Remove lookup
9397 parameter. Add is_global parameter. Change all callers. Handle
9398 wildcard pattern specially. Unquote pattern. Call
9400 (Version_script_info::get_name_to_match): New function.
9401 (Version_script_info::get_symbol_version): New function.
9402 (Version_script_info::get_symbol_version_helper): Remove.
9403 (Version_script_info::check_unmatched_names): Call unquote.
9404 * script.h (class Version_script_info): Change get_symbol_version
9405 to be non-inline and add is_global parameter; change all callers.
9406 Rewrite symbol_is_local. Update declarations. Define struct
9407 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9408 Remove globals_ and locals_ members. Add exact_, globs_,
9409 default_version_, is_global_.
9410 (Version_script_info::Glob): Remove pattern, add expression and
9411 is_global. Update constructor. Change all callers.
9412 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9414 (Versions::symbol_section_contents): If a symbol is undefined, or
9415 defined in a dynamic object, set the version index to
9417 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9419 (Symbol_table::add_from_pluginobj): Likewise.
9420 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9422 2010-01-11 Doug Kwan <dougkwan@google.com>
9424 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9425 (incremental_dump_LDADD): Add linking option for libintl.
9426 * Makefile.in: Regenerate.
9428 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9431 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9433 * testsuite/Makefile.in: Regenerated.
9435 2010-01-10 Doug Kwan <dougkwan@google.com>
9437 * options.h (DEFINE_var): Use parentheses around argument varname__
9438 in macro body to avoid any unintended subsequent substitutions.
9440 2010-01-10 Ian Lance Taylor <iant@google.com>
9442 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9443 candidates before doing symbol resolution.
9445 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9446 ODR candidates if only one is weak.
9448 2010-01-08 Ian Lance Taylor <iant@google.com>
9450 * script.cc (Version_script_info::build_expression_list_lookup):
9451 Don't warn about ambiguous version, just record the ambiguity.
9452 (Version_script_info::get_symbol_version_helper): Give error if
9453 version is ambiguous.
9455 2010-01-08 Doug Kwan <dougkwan@google.com>
9457 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9458 prev_data_size_ and prev_addralign_. Remove initializer for
9459 deleted data member has_been_changed_.
9460 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9461 to determine if the table is empty.
9462 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9464 (Stub_table::add_reloc_stub): Define method in class definition
9465 instead of just declaring it there.
9466 (Stub_table::add_cortex_a8_stub): New method definition.
9467 (Stub_table::update_data_size_and_addralign): Ditto.
9468 (Stub_table::finalize_stubs): Ditto.
9469 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9470 (Stub_table::do_addralign_): Return address alignment in the
9471 (Stub_table::do_reset_address_and_file_offset): Define method in
9472 class definition instead of declaring it there. Set current data
9473 size to be the data size of the previous pass.
9474 (Stub_table::set_final_data_size): Use current data size as the
9476 (Stub_table::relocate_stub): Change parameter type of stub from
9477 Reloc_stub pointer to Stub pointer.
9478 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9479 (Stub_table::Cortex_a8_stub_list): New typedef.
9480 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9481 Stub_table::prev_addralign_): New data member.
9482 (Arm_relobj::Arm_relobj): Initialize data member
9483 section_has_cortex_a8_workaround_.
9484 (Arm_relobj::section_has_cortex_a8_workaround,
9485 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9487 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9489 (Target_arm::relocate_stub): Change parameter type of stub from
9490 Reloc_stub pointer to Stub pointer.
9491 (Insn_template::size, Insn_template::alignment): Handle
9492 THUMB16_SPECIAL_TYPE.
9493 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9494 Stub_table::update_data_size_and_addralign,
9495 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9497 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9498 (Stub_table::do_write): Ditto.
9499 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9501 2010-01-08 Ian Lance Taylor <iant@google.com>
9504 * symtab.h (class Symbol): Remove fields is_target_special_ and
9505 has_plt_offset_. Add field is_defined_in_discarded_section_.
9506 (Symbol::is_defined_in_discarded_section): New function.
9507 (Symbol::set_is_defined_in_discarded_section): New function.
9508 (Symbol::has_plt_offset): Rewrite.
9509 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9510 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9511 Don't initialize is_target_special_ or has_plt_offset_.
9512 Initialize is_defined_in_discarded_section_.
9513 (Symbol_table::add_from_relobj): If appropriate, set
9514 is_defined_in_discarded_section.
9515 * resolve.cc (Symbol::override_base_with_special): Don't test
9516 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9517 * target-reloc.h (relocate_section): Do special handling for
9518 symbols defined in discarded sections for global symbols as well
9521 2010-01-08 Ian Lance Taylor <iant@google.com>
9523 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9524 the SHT_SYMTAB case.
9526 2010-01-08 Ian Lance Taylor <iant@google.com>
9528 * object.cc (Sized_relobj::do_layout): Don't get confused if
9529 layout_eh_frame returns NULL.
9531 2010-01-08 Ian Lance Taylor <iant@google.com>
9534 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9535 dynamic symbol table, use the normal symbol table.
9536 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9539 2010-01-08 Ian Lance Taylor <iant@google.com>
9542 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9545 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9547 * version.cc (print_version): Change to "Copyright 2010".
9549 2010-01-08 Ian Lance Taylor <iant@google.com>
9553 * i386.cc (class Target_i386): Change return type of plt_section
9555 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9556 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9557 tls_desc_rel_ field.
9558 (Output_data_plt_i386::rel_tls_desc): New function.
9559 (Target_i386::rel_tls_desc_section): New function.
9560 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9561 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9562 R_386_TLS_DESC reloc in rel_tls_desc_section.
9563 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9564 Define struct Tlsdesc_info.
9565 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9566 (Target_x86_64::do_reloc_symbol_index): New function.
9567 (Target_x86_64::add_tlsdesc_info): New function.
9568 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9569 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9571 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9573 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9574 (Target_x86_64::rela_tlsdesc_section): New function.
9575 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9577 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9578 (Target_x86_64::do_reloc_addend): New function.
9579 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9580 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9581 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9582 (Output_reloc::type): New function.
9583 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9584 (Output_reloc::is_target_specific): New function.
9585 (Output_reloc::target_arg): New function.
9586 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9587 absolute relocs and target specific relocs.
9588 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9589 add_target_specific.
9590 (class Output_data_reloc) [SHT_RELA]: Likewise.
9591 * output.cc (Output_reloc::Output_reloc): Add four new versions
9592 for absolute relocs and target specific relocs.
9593 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9594 (Output_reloc::get_symbol_index): Likewise.
9595 (Output_reloc::local_section_offset): Check that local_sym_index_
9596 is not TARGET_CODE or 0.
9597 (Output_reloc::symbol_value): Likewise.
9598 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9600 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9601 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9603 * layout.cc (add_target_dynamic_tags): Use output section for
9604 DT_PLTRELSZ and DT_JMPREL.
9606 2010-01-07 Ian Lance Taylor <iant@google.com>
9609 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9611 (class Output_data_reloc_generic): Define.
9612 (class Output_data_reloc_base): Change base class to
9613 Output_data_reloc_generic. Change add() method to call
9614 bump_relative_reloc_count for a relative reloc. Remove
9616 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9618 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9619 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9621 * layout.h (class Layout): Update declaration.
9623 2010-01-07 Ian Lance Taylor <iant@google.com>
9625 * output.h (class Output_data): Add const version of
9626 output_section and do_output_section.
9627 (class Output_section_data): Add const version of
9629 (class Output_section): Likewise.
9630 * layout.cc (Layout::add_target_dynamic_tags): New function.
9631 * layout.h (class Layout): Update declarations.
9632 * arm.cc (Target_arm::do_finalize_sections): Use
9633 add_target_dynamic_tags.
9634 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9635 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9636 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9637 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9639 2010-01-07 Ian Lance Taylor <iant@google.com>
9642 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9645 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9646 Ian Lance Taylor <iant@google.com>
9649 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9650 Xindex::read_symtab_xindex.
9652 2010-01-07 Doug Kwan <dougkwan@google.com>
9654 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9655 (Insn_template::thumb16_bcond_insn): New method declaration.
9656 (Insn_template): Fix spelling.
9657 (Stub::thumb16_special): New method declaration.
9658 (Stub::do_write): Define virtual method which was previously pure
9660 (Stub::do_thumb16_special): New method declaration.
9661 (Stub::do_fixed_endian_write): New template member.
9662 (Reloc_stub::do_write): Remove.
9663 (Reloc_stub::do_fixed_endian_write): Remove.
9664 (Cortex_a8_stub): New class definition.
9665 (Stub_factory::make_cortex_a8_stub): New method definition.
9666 (Stub_factory::Stub_factory): Add missing static storage class
9667 qualifier for elf32_arm_stub_a8_veneer_blx.
9669 2010-01-07 Ian Lance Taylor <iant@google.com>
9672 * options.h (class General_options): Add --warn-unresolved-symbols
9673 and --error-unresolved-symbols.
9674 * errors.cc (Errors::undefined_symbol): Implement
9675 --warn-unresolved-symbols.
9677 * options.h (class General_options): Add -z text and -z textoff.
9678 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9680 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9682 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9683 (Garbage_collection::cident_sections): New function.
9684 (Garbage_collection::add_cident_section): New function.
9685 (Garbage_collection::cident_sections_): New member.
9686 (gc_process_relocs): Add references to sections whose names are C
9688 * gold.h (cident_section_start_prefix): New constant.
9689 (cident_section_stop_prefix): New constant.
9690 (is_cident): New function.
9691 * layout.cc (Layout::define_section_symbols): Replace string constants
9692 with the newly defined constants.
9693 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9695 * testsuite/Makefile.am: Add gc_orphan_section_test.
9696 * testsuite/Makefile.in: Regenerate.
9697 * testsuite/gc_orphan_section_test.cc: New file.
9698 * testsuite/gc_orphan_section_test.sh: New file.
9700 2010-01-06 Ian Lance Taylor <iant@google.com>
9703 * options.h (class General_options): Add --warn-shared-textrel.
9704 * layout.cc (Layout::finish_dynamic_section): Implement
9705 --warn-shared-textrel.
9708 * options.h (class General_options): Add --warn-multiple-gp.
9710 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9712 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9713 $(THREADSLIB) and $(LIBDL).
9714 * Makefile.in: Rebuild.
9716 2010-01-06 Ian Lance Taylor <iant@google.com>
9719 * options.cc (General_options::parse_section_start): New function.
9720 (General_options::section_start): New function.
9721 (General_options::General_options): Initialize all members.
9722 * options.h: Include <map>
9723 (class General_options): Add --section-start. Add section_starts_
9725 * layout.cc (Layout::attach_allocated_section_to_segment): If
9726 --section-start was used, set the address of the segment. Remove
9727 local sort_sections.
9728 (Layout::relaxation_loop_body): If the address of the load segment
9729 has been set by --section-start, don't use it.
9730 * output.h (Output_segment::update_flags_for_output_section): New
9732 * output.cc (Output_segment::add_output_section): Call
9733 update_flags_for_output_section.
9735 2010-01-05 Ian Lance Taylor <iant@google.com>
9738 * options.h (class General_options): Add --undefined-version.
9739 * script.cc (struct Version_expression): Add was_matched_by_symbol
9741 (Version_script_info::matched_symbol): New function.
9742 (Version_script_info::get_symbol_version_helper): Call
9744 (Version_script_info::check_unmatched_names): New function.
9745 * script.h (class Version_script_info): Update declarations.
9746 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9748 * options.h (class General_options): Use DEFINE_bool_alias for
9749 allow_multiple_definition.
9750 * resolve.cc (Symbol_table::should_override): Don't test
9751 allow_multiple_definition.
9754 * options.h (class General_options): Add --cref.
9755 * main.cc (main): Print cref table if --cref. Don't close mapfile
9756 until after printing cref table.
9757 * cref.cc: Include "symtab.h".
9758 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9759 (Cref_table_compare::operator()): New function.
9760 (Cref_inputs::gather_cref): New function.
9761 (filecol): New static const.
9762 (Cref_inputs::print_cref): New function.
9763 (Cref::print_cref): New function.
9764 * cref.h: Include <cstdio>.
9765 (class Cref): Update declarations.
9766 * mapfile.h (Mapfile::file): New function.
9767 * object.h (class Object): Define Symbols. Declare virtual
9768 do_get_global_symbols.
9769 (Object::get_global_symbols): New function.
9770 * object.cc (Input_objects::add_object): Pass object to cref_ if
9772 (Input_objects::archive_start): Likewise.
9773 (Input_objects::archive_stop): Likewise.
9774 (Input_objects::print_cref): New function.
9775 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9776 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9778 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9780 * plugin.h (class Sized_pluginobj): Update declarations.
9782 2010-01-05 Ian Lance Taylor <iant@google.com>
9784 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9785 to is_default_version. Rename insdef to insdefault.
9786 (Symbol_table::add_from_relobj): Rename def to is_default_version
9787 and local to is_forced_local.
9788 (Symbol_table::add_from_pluginobj): Likewise.
9789 (Symbol_table::add_from_dynobj): Likewise.
9790 (Symbol_table::define_special_symbol): Rename insdef to
9793 2010-01-04 Ian Lance Taylor <iant@google.com>
9796 * options.h (class General_options): Add
9797 --allow-multiple-definition and -z muldefs.
9798 * resolve.cc (Symbol_table::should_override): Don't warn about a
9799 multiple symbol definition if --allow-multiple-definition or -z
9803 * options.h (class General_options): Add --add-needed and
9804 --copy-dt-needed-entries. Tweak --as-needed help entry.
9805 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9806 error if --copy-dt-needed-entries aka --add-needed is used and
9807 would cause a change in behaviour.
9810 * options.h (class General_options): Add -G as a short version of
9811 --shared. Add no-op options -assert, -g, and -i.
9813 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9815 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9816 check for .text or .gnu.linkonce.t sections.
9817 * icf.cc (Icf::find_identical_sections): Ditto.
9818 Change the detection for mangled function name within the section
9820 * icf.h (is_section_foldable_candidate): New function.
9822 2009-12-30 Ian Lance Taylor <iant@google.com>
9825 * options.h (class General_options): Permit two dashes with
9826 --retain-symbols-file.
9828 2009-12-30 Ian Lance Taylor <iant@google.com>
9831 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9832 don't put the file header and segment headers in the text
9836 * common.cc (Sort_commons::operator()): Stabilize sort when both
9838 (Symbol_table::do_allocate_commons_list): When allocating common
9839 symbols, skip a symbol which is no longer common.
9840 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9841 an object before checking its type.
9842 * testsuite/common_test_2.c: New file.
9843 * testsuite/common_test_3.c: New file.
9844 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9845 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9846 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9847 (common_test_2_pic.o, common_test_2.so): New targets.
9848 (common_test_3_pic.o, common_test_3.so): New targets.
9849 * testsuite/Makefile.in: Rebuild.
9852 * script.cc (read_input_script): If we see a new SECTIONS clause,
9853 and we have added an input section, give an error.
9854 * layout.h (class Layout): Add have_added_input_section function.
9855 Add have_added_input_section_ field.
9856 * layout.cc (Layout::Layout): Initialize
9857 have_added_input_section_.
9858 (Layout::layout): Set have_added_input_section_.
9859 (Layout::layout_eh_frame): Likewise.
9861 2009-12-30 Ian Lance Taylor <iant@google.com>
9864 * options.h (class General_options): Add --sort-common option.
9865 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9866 * common.cc (Sort_common): Add sort_order parameter to
9867 constructor. Add sort_order_ field.
9868 (Sort_commons::operator): Check sort_order_.
9869 (Symbol_table::allocate_commons): Determine the sort order.
9870 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9872 (Symbol_table::do_allocate_commons_list): Likewise.
9874 2009-12-30 Ian Lance Taylor <iant@google.com>
9877 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9878 symbols from this object, don't change the visibility of an
9880 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9882 2009-12-30 Ian Lance Taylor <iant@google.com>
9885 * script.h (class Version_script_info): Define Language enum.
9886 Update declarations. Define Glob, Exact, and Lookup types. Add
9887 new fields globals_, locals_, and is_finalized_.
9888 * script.cc: Various formatting fixes.
9889 (class Parser_closure): Change language_stack_ from a vector of
9890 std::string to one of Version_script_info::Language. Adjust all
9892 (class Lazy_demangler): Remove.
9893 (struct Version_expression): Change language from std::string to
9894 Version_script_info::Language.
9895 (Version_script_info::Version_script_info): New function.
9896 (Version_script_info::~Version_script_info): Don't call clear.
9897 (Version_script_info::finalize): New function.
9898 (Version_script_info::build_lookup_tables): New function.
9899 (Version_script_info::build_expression_list_lookup): New
9901 (Version_script_info::get_symbol_version_helper): Rewrite to use
9903 (Version_script_info::print_expression_list): Adjust to use
9904 Version_script_info::Language.
9905 (script_push_lex_into_version_mode): Check that the version script
9906 has not been finalized.
9907 (version_script_push_lang): Change language string to
9908 Version_script_info::Language.
9909 * options.cc (Command_line::version_script): New function.
9910 * options.h (class General_options): Add finalize_dynamic_list
9911 function. Change version_script from declaration to definition.
9912 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9913 * testsuite/version_script.map: Remove duplicate def of foo.
9914 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9916 * testsuite/Makefile.in: Rebuild.
9918 2009-12-30 Ian Lance Taylor <iant@google.com>
9921 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9922 if the input symbol index is 0, make the output symbol index 0.
9924 2009-12-30 Ian Lance Taylor <iant@google.com>
9927 * options.h (class General_options): Add -x/--discard-all.
9928 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9929 --discard-all. If the local symbol needs a dynamic entry, check
9930 that before handling --discard-locals.
9932 2009-12-30 Ian Lance Taylor <iant@google.com>
9935 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9937 (Output_segment::add_output_section): Don't change the flags if
9941 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9942 GNU hash table if they need a dynamic value. Otherwise, don't add
9943 them if they are defined in a dynamic object or are forced local.
9945 2009-12-29 Ian Lance Taylor <iant@google.com>
9948 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9949 .gnu.hash table for a 32-bit target.
9952 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9953 regular and a dynamic object only needs a dynamic symbol table
9954 entry if it is externally visible.
9957 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9958 constructor. Add global_offset_table_ field.
9959 (Target_i386::got_section): Set global_offset_table_.
9960 (Target_i386::do_finalize_sections): Set global_offset_table_
9962 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9963 in constructor. Add global_offset_table_ field.
9964 (Target_x86_64::got_section): Set global_offset_table_.
9965 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9968 * layout.cc (Layout::Layout): Initialize increase_relro_.
9969 (Layout::get_output_section): Add is_relro, is_last_relro, and
9970 is_first_non_relro parameters. Change all callers.
9971 (Layout::choose_output_section): Likewise.
9972 (Layout::add_output_section_data): Likewise.
9973 (Layout::make_output_section): Likewise.
9974 (Layout::set_segment_offsets): Clear increase_relro when using a
9976 * layout.h (class Layout): Add increase_relro method. Add
9977 increase_relro_ field. Update declarations.
9978 * output.cc (Output_section::Output_section): Initialize
9979 is_last_relro_ and is_first_non_relro_.
9980 (Output_segment::add_output_section): Group relro sections is
9981 do_sort is true. Handle is_last_relro and is_first_non_relro.
9982 (Output_segment::maximum_alignment): Remove relro handling.
9983 (Output_segment::set_section_addresses): Add increase_relro
9984 parameter. Change all callers. Add initial alignment to align
9985 relro sections on separate page. Remove old relro handling.
9986 (Output_segment::set_section_list_addresses): Remove in_relro
9987 parameter. Change all callers.
9988 (Output_segment::set_offset): Add increase parameter. Change all
9989 callers. Remove old relro handling.
9990 * output.h (class Output_section): Add new methods: is_last_relro,
9991 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9992 Add is_last_relro_ and is_first_non_relro_ fields.
9993 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9994 Create separate .got.plt section. Call increase_relro.
9995 * x86_64.cc (Target_x86_64::got_section): Likewise.
9996 * testsuite/relro_script_test.t: Add .got.plt.
9999 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10000 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10001 (Layout::finalize): Call set_dynamic_symbol_size.
10002 (Layout::set_dynamic_symbol_size): New function.
10003 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10004 set_dynamic_symbol_size.
10007 * output.h (class Output_section): Add is_entsize_zero_ field.
10008 * output.cc (Output_section::Output_section): Initialize
10010 (Output_section::set_entsize): If two different entsizes are
10011 requested, force it to zero.
10012 (Output_section::add_input_section): Set flags for .debug_str
10013 before updating section flags. Set entsize.
10014 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10015 and SHF_STRING if all input sections have those flags.
10017 2009-12-29 Rafael Espindola <espindola@google.com>
10019 * main.cc (main): Fix the sys time reporting.
10020 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10023 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10025 * options.cc (General_options::parse_version): Allow -v to exit
10026 without an error if there is nothing to link.
10028 2009-12-29 Ian Lance Taylor <iant@google.com>
10030 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10031 using a version of gcc before 4.1.
10032 * configure: Rebuild.
10034 2009-12-28 Chris Demetriou <cgd@google.com>
10036 * attributes.cc (Output_attributes_section_data::do_write): Use
10037 std::vector::front rather than std::vector::data.
10039 2009-12-28 Ian Lance Taylor <iant@google.com>
10041 * symtab.h (class Symbol_table): Add enum Defined.
10042 * resolve.cc (Symbol_table::should_override): Add defined
10043 parameter. Change all callers. Test whether object is NULL
10044 before calling a method on it.
10045 (Symbol_table::report_resolve_problem): Add defined parameter.
10046 Change all callers.
10047 (Symbol_table::should_override_with_special): Likewise.
10048 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10049 parameter. Change all callers.
10050 (Symbol_table::do_define_in_output_data): Likewise.
10051 (Symbol_table::define_in_output_segment): Likewise.
10052 (Symbol_table::do_define_in_output_segment): Likewise.
10053 (Symbol_table::define_as_constant): Likewise.
10054 (Symbol_table::do_define_as_constant): Likewise.
10055 * script.h (class Symbol_assignment): Add is_defsym parameter to
10056 constructor; change all callers.
10057 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10058 parameter. Change all callers. Add is_defsym_ field.
10059 (class Parser_closure): Add parsing_defsym parameter to
10060 constructor; change all callers. Add parsing_defsym accessor
10061 function. Add parsing_defsym_ field.
10063 2009-12-28 Ian Lance Taylor <iant@google.com>
10065 * gold.cc (queue_middle_tasks): Fix formatting.
10066 * object.cc (Relobj::is_section_name_included): Likewise.
10068 2009-12-23 Ian Lance Taylor <iant@google.com>
10070 * i386.cc (Target_i386::do_calls_non_split): Recognize
10071 -fsplit-stack prologue for a function with a static chain.
10072 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10073 -fsplit-stack prologue when using %r11.
10075 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10077 * options.cc (General_options::parse_version): Make -v continue and do
10078 the link like GNU ld does.
10080 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10082 * Makefile.am (CCFILES): Add timer.cc.
10083 (HFILES): Add timer.h.
10084 * configure.ac: Check for sysconf and times.
10085 * main.cc: include timer.h.
10086 (main): Use Timer instead of get_run_time.
10089 * workqueue.cc: include timer.h.
10090 (Workqueue::find_and_run_task):
10091 Report user, sys and wall time.
10092 * Makefile.in: Regenerate.
10093 * config.in: Regenerate.
10094 * configure: Regenerate.
10096 2009-12-16 Doug Kwan <dougkwan@google.com>
10098 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10100 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10101 relaxed input sections.
10102 * output.cc (Output_section::find_relaxed_input_section): Change
10103 return type to Output_relaxed_input_section pointer. Adjust code
10104 for new type of relaxed_input_section_map_.
10105 * output.h (Output_section::find_relaxed_input_section): Change
10106 return type to Output_relaxed_input_section pointer.
10107 (Output_section::Output_relaxed_input_section_by_input_section_map):
10109 (Output_section::relaxed_input_section_map_): Change type to
10110 Output_section::Output_relaxed_input_section_by_input_section_map.
10111 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10114 2009-12-15 Ian Lance Taylor <iant@google.com>
10116 * layout.cc (Layout::create_shstrtab): Only write out after input
10117 sections if we are compressing debug sections.
10119 2009-12-15 Ian Lance Taylor <iant@google.com>
10121 * archive.cc (Archive::add_symbols): Only look up a symbol without
10122 a version if there is, in fact, a version.
10124 2009-12-14 Ian Lance Taylor <iant@google.com>
10126 Revert -Wshadow changes, all changes from:
10127 2009-12-11 Doug Kwan <dougkwan@google.com>
10128 2009-12-11 Nick Clifton <nickc@redhat.com>
10129 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10131 2009-12-11 Doug Kwan <dougkwan@google.com>
10133 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10135 * attributes.cc (Object_attribute::size): Ditto.
10136 (Attributes_section_data::size): Ditto.
10137 (Attributes_section_data::Attributes_section_data): Ditto.
10138 (Output_attributes_section_data::do_write): Ditto.
10139 * attributes.h (Object_attribute::set_type): Ditto.
10140 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10142 2009-12-11 Nick Clifton <nickc@redhat.com>
10144 * archive.cc: Fix shadowed variable warnings.
10145 * arm.cc: Likewise.
10146 * compressed_output.cc: Likewise.
10147 * compressed_output.h: Likewise.
10148 * configure: Likewise.
10149 * dwarf_reader.cc: Likewise.
10150 * dynobj.cc: Likewise.
10151 * dynobj.h: Likewise.
10152 * ehframe.cc: Likewise.
10153 * ehframe.h: Likewise.
10154 * errors.cc: Likewise.
10155 * expression.cc: Likewise.
10156 * fileread.cc: Likewise.
10157 * fileread.h: Likewise.
10158 * freebsd.h: Likewise.
10159 * i386.cc: Likewise.
10160 * icf.cc: Likewise.
10161 * incremental.h: Likewise.
10162 * layout.cc: Likewise.
10163 * layout.h: Likewise.
10164 * mapfile.cc: Likewise.
10165 * merge.cc: Likewise.
10166 * merge.h: Likewise.
10167 * object.cc: Likewise.
10168 * object.h: Likewise.
10169 * options.h: Likewise.
10170 * output.cc: Likewise.
10171 * output.h: Likewise.
10172 * parameters.cc: Likewise.
10173 * plugin.cc: Likewise.
10174 * powerpc.cc: Likewise.
10175 * reduced_debug_output.cc: Likewise.
10176 * reduced_debug_output.h: Likewise.
10177 * reloc.cc: Likewise.
10178 * reloc.h: Likewise.
10179 * resolve.cc: Likewise.
10180 * script-sections.cc: Likewise.
10181 * script.cc: Likewise.
10182 * script.h: Likewise.
10183 * sparc.cc: Likewise.
10184 * symtab.cc: Likewise.
10185 * symtab.h: Likewise.
10186 * target-select.cc: Likewise.
10187 * target-select.h: Likewise.
10188 * token.h: Likewise.
10189 * workqueue.cc: Likewise.
10190 * workqueue.h: Likewise.
10191 * x86_64.cc: Likewise.
10193 2009-12-10 Doug Kwan <dougkwan@google.com>
10195 * arm.cc (attributes.h): New include.
10196 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10197 (Arm_relobj::~Arm_relobj): Delete object pointed by
10198 attributes_section_data_.
10199 (Arm_relobj::attributes_section_data): New method definition.
10200 (Arm_relobj::attributes_section_data_): New data member declaration.
10201 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10202 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10203 attributes_section_data_.
10204 (Arm_dynobj::attributes_section_data): New method definition.
10205 (Arm_dynobj::attributes_section_data_): New data member declaration.
10206 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10207 initialization value of may_use_blx_ to false.
10208 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10209 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10210 object attributes to compute results instead of hard-coding.
10211 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10212 Target_arm::get_secondary_compatible_arch,
10213 Target_arm::set_secondary_compatible_arch
10214 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10215 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10216 New method declarations.
10217 (Target_arm::get_aeabi_object_attribute): New method definition.
10218 (Target_arm::attributes_section_data_): New data member declaration.
10219 (read_arm_attributes_section): New template definition.
10220 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10221 (Arm_dynobj::do_read_symbols): Ditto.
10222 (Target_arm::do_finalize_sections): Merge attributes sections from
10223 input. Check for BLX use after attributes section merging.
10224 Fix __exidx_start and __exidx_end visibility. Create an
10225 .ARM.attributes section if necessary.
10226 (Target_arm::get_secondary_compatible_arch,
10227 Target_arm::set_secondary_compatible_arch,
10228 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10229 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10230 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10231 New method definitions.
10233 2009-12-09 Ian Lance Taylor <iant@google.com>
10235 * plugin.cc (Plugin::load): Don't cast from void* to a function
10238 2009-12-09 Ian Lance Taylor <iant@google.com>
10240 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10241 information fields.
10243 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10245 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10246 Replace two_file_shared_1.so with two_file_shared_2.so.
10247 * testsuite/Makefile.in: Regenerated.
10249 2009-12-08 Doug Kwan <dougkwan@google.com>
10251 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10252 (HFILES): Add attributes.h and int_encoding.h.
10253 * Makefile.in: Regenerate.
10254 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10255 function definitions to int_encoding.cc
10256 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10257 prototypes to int_encoding.h
10258 * reduced_debug_output.cc (int_encoding.h): New include.
10259 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10260 function definitions to int_encoding.cc
10261 (insert_into_vector, read_from_pointer): Move template definitions to
10263 * attributes.cc: New file.
10264 * attributes.h: New file.
10265 * int_encoding.cc: New file.
10266 * int_encoding.h: New file.
10268 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10271 * incremental-dump.cc (dump_incremental_inputs): New.
10272 (main): Use dump_incremental_inputs.
10274 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10277 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10278 checking elfcpp::STT_FUNC.
10279 (Target_i386::Relocate::relocate): Likewise.
10280 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10282 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10283 symbols from shared libraries into normal FUNC symbols.
10285 * symtab.h (Symbol): Add is_func and use it.
10287 2009-12-05 Doug Kwan <dougkwan@google.com>
10289 * arm.cc (Target_arm::arm_info): Initialize new fields
10290 attributes_section and attributes_vendor.
10291 * i386.cc (Target_i386::i386_info): Same.
10292 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10293 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10294 fields attributes_section and attributes_vendor.
10295 * sparc.cc (Target_sparc::sparc_info): Same.
10296 * target.h (Target::attributes_section, Target::attributes_vendor,
10297 Target::is_attributes_section, Target::attribute_arg_type,
10298 Target::attributes_order): New method definitions.
10299 (Target::Target_info::attributes_section,
10300 Target::Target_info::attributes_vendor): New fields.
10301 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10302 virtual method definitions.
10303 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10304 attributes_section and attributes_vendor.
10305 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10307 2009-12-05 Doug Kwan <dougkwan@google.com>
10309 * arm.cc: Update comments about interworking and stub generation.
10310 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10311 considered as non-PIC.
10312 (Arm_relocate_functions::base_abs): Fix formatting.
10313 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10314 of function to use GOT entry address instead of offset.
10315 (Target_arm::Scan::global): Issue an error if a symbol would need a
10316 PLT does not get one because it is untyped. Remove code to create
10317 dynamic symbols for relative branches.
10318 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10319 takes unsigned integer instead of boolean.
10321 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10323 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10324 (two_file_test_LDADD): Likewise.
10325 (common_test_1_LDADD): Likewise.
10326 (exception_test_LDADD) Likewise.
10327 (weak_test_LDADD): Likewise.
10328 (many_sections_test_LDADD): Likewise.
10329 (initpri1_LDADD): Likewise.
10330 (script_test_1_LDADD): Likewise.
10331 (script_test_2_LDADD): Likewise.
10332 (justsyms_LDADD): Likewise.
10333 (binary_test_LDADD): Likewise.
10334 (large_LDADD): Likewise.
10335 * testsuite/Makefile.in: Regenerated.
10337 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10339 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10340 (Symbol_table::override_with_special): Likewise.
10341 (Symbol_table::add_from_object): Likewise.
10343 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10345 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10346 Don't set the data_offset twice.
10348 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10350 * testsuite/Makefile.in: Regenerate.
10352 2009-12-03 Doug Kwan <dougkwan@google.com>
10354 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10355 (Target_arm::do_finalize_sections): Add parameter for symbol table
10356 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10357 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10358 parameter for symbol table pointer.
10359 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10360 an additional parameter for a pointer to symbol table.
10361 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10362 parameter for a symbol table pointer.
10363 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10364 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10366 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10367 parameter for a symbol table pointer.
10369 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10371 * incremental.cc (Incremental_inputs_header)
10372 (Incremental_inputs_header_write, Incremental_inputs_entry)
10373 (Incremental_inputs_entry_write): Move ...
10374 * incremental.h (Incremental_inputs_header)
10375 (Incremental_inputs_header_write, Incremental_inputs_entry)
10376 (Incremental_inputs_entry_write): here.
10378 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10380 * incremental.cc (make_sized_incremental_binary): Set the target.
10381 Error if it is incompatible.
10382 * output.h (Output_file): Add filename method.
10384 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10386 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10387 from the get_* methods.
10389 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10391 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10392 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10393 Write 0 for the data_offset of scripts.
10395 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10397 * testsuite/Makefile.am: Add the incremental_test.sh test.
10398 * testsuite/incremental_test.sh: New.
10399 * testsuite/incremental_test_1.c: New.
10400 * testsuite/incremental_test_2.c: New.
10402 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10404 * incremental-dump.cc (main): Fix typos.
10406 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10409 * incremental-dump.cc (main): Use llu to print 64 bit values.
10411 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10412 H.J. Lu <hongjiu.lu@intel.com>
10414 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10416 (incremental_dump_LDADD): Likewise.
10417 * Makefile.in: Regenerated.
10419 2009-11-25 Doug Kwan <dougkwan@google.com>
10423 2009-11-25 Doug Kwan <dougkwan@google.com>
10425 * arm.cc (Target_arm::Target_arm): Move method definition
10426 outside of class definition. Add code to handle
10427 --target1-rel, --target1-abs and --target2= options.
10428 (Target_arm::get_reloc_reloc_type): Change method to be
10429 non-static and const.
10430 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10431 New data member declaration.
10432 (Target_arm::Scan::local, Target_arm::Scan::global,
10433 Target_arm::Relocate::relocate,
10434 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10435 Adjust call to Target_arm::get_real_reloc_type.
10436 (Target_arm::get_real_reloc_type): Use command line options
10437 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10438 * options.h (--target1-rel, --target1-abs, --target2): New
10441 2009-11-25 Doug Kwan <dougkwan@google.com>
10443 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10444 class definition. Add code to handle --target1-rel, --target1-abs
10445 and --target2= options.
10446 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10448 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10449 member declaration.
10450 (Target_arm::Scan::local, Target_arm::Scan::global,
10451 Target_arm::Relocate::relocate,
10452 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10453 call to Target_arm::get_real_reloc_type.
10454 (Target_arm::get_real_reloc_type): Use command line options to
10455 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10456 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10459 2009-11-25 Doug Kwan <dougkwan@google.com>
10461 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10462 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10463 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10465 (Arm_relocate_functions::thm_call): Replace body with a call to
10466 Arm_relocate_functions::thumb_branch_common.
10467 (Arm_relocate_functions::thm_jump24,
10468 Arm_relocate_functions::thm_xpc22): New method definitions.
10469 (Arm_relocate_functions::thumb_branch_common): New method definition.
10470 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10472 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10473 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10475 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10477 * Makefile.am: Build incremental-dump
10478 * Makefile.in: Regenerate.
10479 * incremental-dump.cc: New.
10480 * incremental.cc (Incremental_inputs_header_data,
10481 Incremental_inputs_entry_data): Move to incremental.h
10482 * incremental.h: (Incremental_inputs_header_data,
10483 Incremental_inputs_entry_data): Move from incremental.cc
10485 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10487 * incremental.cc (Incremental_inputs_header,
10488 Incremental_inputs_header_write, Incremental_inputs_entry,
10489 Incremental_inputs_entry_write): Add a typedef with the data type.
10491 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10493 * incremental.cc (Incremental_inputs_header,
10494 Incremental_inputs_header_write, Incremental_inputs_entry,
10495 Incremental_inputs_entry_write): Update comment about which
10496 type has the filed descriptions.
10498 2009-11-15 Doug Kwan <dougkwan@google.com>
10500 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10501 (Arm_relocate_functions::arm_branch_common): Change method defintion
10502 in class definition to a method declaration and update list of formal
10504 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10505 Arm_relocation_functions::jump24): Adjust call to
10506 Arm_relocate_functions::arm_branch_common. Update list of formal
10508 (Arm_relocate_functions::xpc25): New method definition.
10509 (Arm_relocate_functions::arm_branch_common): Move method defintion
10510 out from class definition. Use stubs for mode-switching and extending
10512 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10513 specially. Change code to enable use of stubs in ARM branches.
10515 2009-11-10 Doug Kwan <dougkwan@google.com>
10517 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10518 in method declaration.
10519 (Target_arm::relocate_stub): New method declaration.
10520 (Target_arm::default_target): Change to return a pointer instead of
10522 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10523 Target_arm::default_target.
10524 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10526 (Target_arm::relocate_section): Adjust view.
10527 (Target_arm::relocate_stub): New method definition.
10529 2009-11-10 Doug Kwan <dougkwan@google.com>
10531 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10533 * incremental.cc (open_incremental_binary): Initialized local
10534 variables to avoid warnings.
10535 * object.cc (make_elf_object): Ditto.
10536 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10539 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10542 * testsuite/plugin_test.c: Include "config.h".
10544 2009-11-09 Doug Kwan <dougkwan@google.com>
10546 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10547 (arm_symbol_value): Remove.
10548 (Arm_relocate_functions::arm_branch_common,
10549 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10550 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10551 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10552 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10553 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10554 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10555 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10556 Arm_relocate_functions::thm_mobw_abs_nc,
10557 Arm_relocate_functions::thm_mov_abs,
10558 Arm_relocate_functions::movw_prel_nc,
10559 Arm_relocate_functions::thm_movt_abs,
10560 Arm_relocate_functions::movt_prel,
10561 Arm_relocate_functions::thm_movw_prel_nc,
10562 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10563 (Target_arm::Relocate::relocate): Only decompose address into two
10564 parts if relocation type uses the thumb-bit and pass the actual
10565 bit instead of a flag indicating that the thumb-bit is used. Adjust
10566 calls to methods in Arm_relocate_functions for this change.
10568 2009-11-08 Ian Lance Taylor <iant@google.com>
10571 * reloc.cc: Instantiate
10572 Sized_relobj::initialize_input_to_output_maps and
10573 Sized_relobj:free_input_to_output_maps.
10575 2009-11-06 Ian Lance Taylor <iant@google.com>
10578 * defstd.cc (in_segment): Set only_if_ref true for "end".
10580 2009-11-06 Doug Kwan <dougkwan@google.com>
10582 * arm.cc (class Reloc_stub): Correct a comment.
10583 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10584 (Target_arm::scan_section_for_stubs): New method declaration.
10585 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10586 Change methods from private to protected.
10587 (Target_arm::do_may_relax): New method definition.
10588 (Target_arm::do_relax, Target_arm::group_sections,
10589 Target_arm::scan_reloc_for_stub,
10590 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10591 (Target_arm::arm_input_section_map_): New data member declaration.
10592 (Target_arm::scan_reloc_for_stub,
10593 Target_arm::scan_reloc_section_for_stubs,
10594 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10595 Target_arm::do_relax): New method definitions.
10597 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10599 * configure.ac: Check for (struct stat)::st_mtim
10600 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10601 * config.in: Regenerate.
10602 * configure: Regenerate.
10604 2009-11-05 Ian Lance Taylor <iant@google.com>
10607 * output.cc (Output_segment::add_output_section): Add missing
10610 2009-11-04 Ian Lance Taylor <iant@google.com>
10613 * object.h (class Object): Add is_needed and set_is_needed
10614 methods. Add is_needed_ field. Make bool fields into bitfields.
10615 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10616 defined in a dynamic object and referenced by a regular object,
10617 set is_needed for the dynamic object.
10618 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10619 if the file is marked with as_needed and it is not needed.
10621 2009-11-04 Ian Lance Taylor <iant@google.com>
10624 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10625 tags if data is discarded by linker script.
10626 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10627 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10628 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10629 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10631 2009-11-04 Ian Lance Taylor <iant@google.com>
10633 * layout.cc (Layout::get_output_section): Add is_interp and
10634 is_dynamic_linker_section parameters. Change all callers.
10635 (Layout::choose_output_section): Likewise.
10636 (Layout::make_output_section): Likewise.
10637 (Layout::add_output_section_data): Add is_dynamic_linker_section
10638 parameter. Change all callers.
10639 * layout.h (class Layout): Update declarations.
10640 * output.h (class Output_section): Add is_interp, set_is_interp,
10641 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10642 Add is_interp_, is_dynamic_linker_section_ fields. Change
10643 generate_code_fills_at_write_ to a bitfield.
10644 * output.cc (Output_section::Output_sections): Initialize new
10646 (Output_segment::add_output_section): Add do_sort parameter.
10647 Change all callers.
10649 2009-11-03 Ian Lance Taylor <iant@google.com>
10652 * options.h (class General_options): Add --warn-common.
10653 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10654 merging two common symbols.
10655 (Symbol_table::should_override): Handle --warn-common when merging
10656 a common symbol with a defined symbol. Use report_resolve_problem
10657 for multiple definitions.
10658 (Symbol_table::report_resolve_problem): New function.
10659 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10661 2009-11-03 Doug Kwan <dougkwan@google.com>
10663 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10665 (Target_arm::stub_factory): New method definition.
10666 (Target_arm::new_arm_input_section,
10667 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10668 Target_arm::reloc_uses_thumb_bit): New method declarations.
10669 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10670 New type definitions.
10671 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10672 member declarations.
10673 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10674 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10675 New method definitions.
10677 2009-11-03 Ian Lance Taylor <iant@google.com>
10679 * options.h (class General_options): Add --warn_constructors.
10681 2009-11-03 Ian Lance Taylor <iant@google.com>
10684 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10685 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10687 2009-11-03 Ian Lance Taylor <iant@google.com>
10690 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10691 --msgid-bugs-address.
10692 (install-pdf): New target.
10693 (install-data_yes): Look up one directory to find mkinstalldirs.
10695 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10697 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10700 2009-10-30 Doug Kwan <dougkwan@google.com>
10702 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10704 2009-10-30 Doug Kwan <dougkwan@google.com>
10706 * arm.cc (Stub_addend_reader): New struct template definition
10707 and partial specializations.
10708 (Stub_addend_reader::operator()): New method definition for a
10709 partially specialized template.
10711 2009-10-30 Doug Kwan <dougkwan@google.com>
10713 * arm.cc (Arm_relobj::processor_specific_flags): New method
10715 (Arm_relobj::do_read_symbols): New method declaration.
10716 (Arm_relobj::processor_specific_flags_): New data member declaration.
10717 (Arm_dynobj): New class definition.
10718 (Target_arm::do_finalize_sections): Add input_objects parameter.
10719 (Target_arm::do_adjust_elf_header): New method declaration.
10720 (Target_arm::are_eabi_versions_compatible,
10721 (Target_arm::merge_processor_specific_flags): New method declaration.
10722 (Target_arm::do_make_elf_object): New overloaded method definitions
10724 (Arm_relobj::do_read_symbols): New method definition.
10725 (Arm_dynobj::do_read_symbols): Ditto.
10726 (Target_arm::do_finalize_sections): Add input_objects parameters.
10727 Merge processor-specific flags from all input objects.
10728 (Target_arm::are_eabi_versions_compatible,
10729 Target_arm::merge_processor_specific_flags,
10730 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10731 New method definitions.
10732 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10733 Input_objects pointer type parameter.
10734 * layout.cc (Layout::finalize): Pass input objects to target's.
10735 finalize_sections function.
10736 * output.cc (Output_file_header::do_sized_write): Set ELF file
10737 header's processor-specific flags.
10738 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10739 Input_objects pointer type parameter.
10740 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10741 * target.h (Input_objects): New forward class declaration.
10742 (Target::processor_specific_flags,
10743 Target::are_processor_specific_flags_sect): New method definitions.
10744 (Target::finalize_sections): Add input_objects parameter.
10745 (Target::Target): Initialize processor_specific_flags_ and
10746 are_processor_specific_flags_set_.
10747 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10749 (Target::set_processor_specific_flags): New method definition.
10750 (Target::processor_specific_flags_,
10751 Target::are_processor_specific_flags_set_): New data member
10753 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10754 Input_objects pointer type parameter.
10756 2009-10-30 Doug Kwan <dougkwan@google.com>
10758 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10760 2009-10-28 Ian Lance Taylor <iant@google.com>
10762 * object.h (class Relobj): Drop options parameter from
10763 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10764 do_scan_relocs, do_relocate. Change all callers.
10765 (class Sized_relobj): Drop options parameters from
10766 do_gc_process_relocs, do_scan_relocs, do_relocate,
10767 do_relocate_sections, relocate_sections, emit_relocs_scan,
10768 emit_relocs_scan_reltype. Change all callers.
10769 (struct Relocate_info): Remove options field and all references to
10771 * reloc.h (class Read_relocs): Remove options constructor
10772 parameter and options_ field. Change all callers.
10773 (class Gc_process_relocs, class Scan_relocs): Likewise.
10774 (class Relocate_task): Likewise.
10775 * target-reloc.h (scan_relocs): Remove options parameter. Change
10777 (scan_relocatable_relocs): Likewise.
10778 * target.h (class Sized_target): Remove options parameter from
10779 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10781 * gc.h (gc_process_relocs): Remove options parameter. Change all
10783 * arm.cc: Update functions to remove options parameters.
10784 * i386.cc: Likewise.
10785 * powerpc.cc: Likewise.
10786 * sparc.cc: Likewise.
10787 * x86_64.cc: Likewise.
10788 * testsuite/testfile.cc: Likewise.
10790 2009-10-28 Doug Kwan <dougkwan@google.com>
10792 * arm.cc (Arm_relobj): New class definition.
10793 (Arm_relobj::scan_sections_for_stubs,
10794 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10795 New method definitions.
10797 2009-10-28 Cary Coutant <ccoutant@google.com>
10799 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10800 (Plugin::cleanup_done_): New member.
10801 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10802 (Plugin_manager::cleanup_done_): Remove.
10803 (Plugin_manager::add_input_file): Edit error message.
10804 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10805 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10807 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10809 * fileread.cc: (File_read::View::~View): Use the new
10810 data_ownership_ filed.
10811 (File_read::~File_read): Dispose the new whole_file_view_.
10812 (File_read::open): Mmap the whole file if needed.
10813 (File_read::open): Use whole_file_view_ instead of contents_.
10814 (File_read::find_view): Use whole_file_view_ if applicable.
10815 (File_read::do_read): Use whole_file_view_ instead of contents_.
10816 (File_read::make_view): Use whole_file_view_ instead of contents_,
10817 update File_read::View::View call.
10818 (File_read::find_or_make_view): Update File_read::View::View
10820 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10822 (File_read::View::Data_ownership): New enum.
10823 (File_read::View::View): Replace bool mapped_ with Data_ownership
10825 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10826 (File_read::View::data_ownership_): New field.
10827 (File_read::contents_): Remove (replaced by whole_file_view_).
10828 (File_read::whole_file_view_): New field.
10829 * options.h (class General_options): Add --keep-files-mapped.
10831 2009-10-27 Cary Coutant <ccoutant@google.com>
10833 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10834 * testsuite/Makefile.am (plugin_test_5): New test case.
10835 * testsuite/Makefile.in: Regenerate.
10837 2009-10-25 Doug Kwan <dougkwan@google.com>
10839 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10840 from private to protected to allow access by child class.
10841 (Sized_relobj::do_relocate_sections): New method declaration.
10842 (Sized_relobj::relocate_sections): Virtualize.
10843 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10844 Sized_relobj::relocate_sections. Instantiate template explicitly
10845 for different target sizes and endianity.
10847 2009-10-24 Doug Kwan <dougkwan@google.com>
10849 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10850 (Arm_input_section::as_arm_input_section): New method.
10851 (Arm_output_section): New class definition.
10852 (Arm_output_section::create_stub_group,
10853 Arm_output_section::group_sections): New method definitions.
10855 2009-10-22 Doug Kwan <dougkwan@google.com>
10857 * arm.cc (Arm_input_section): New class definition.
10858 (Arm_input_section::init, Arm_input_section:do_write,
10859 Arm_input_section::set_final_data_size,
10860 Arm_input_section::do_reset_address_and_file_offset): New method
10863 2009-10-21 Doug Kwan <dougkwan@google.com>
10865 * arm.cc (Stub_table, Arm_input_section): New forward class
10867 (Stub_table): New class defintion.
10868 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10869 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10870 New method definition.
10872 2009-10-21 Doug Kwan <dougkwan@google.com>
10874 * arm.cc: Update copyright comments.
10875 (Target_arm): New forward class template declaration.
10876 (Arm_address): New type.
10877 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10878 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10879 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10881 (Insn_template): Same.
10882 (DEF_STUBS): New macro.
10883 (Stub_type): New enum type.
10884 (Stub_template): New class definition.
10886 (Reloc_stub): Same.
10887 (Stub_factory): Same.
10888 (Target_arm::Target_arm): Initialize may_use_blx_ and
10889 should_force_pic_veneer_.
10890 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10891 Target_arm::should_force_pic_veneer,
10892 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10893 Target_arm::using_thumb_only, Target_arm:;default_target): New
10895 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10896 New data member declarations.
10897 (Insn_template::size, Insn_template::alignment): New method defintions.
10898 (Stub_template::Stub_template): New method definition.
10899 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10900 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10901 (Stub_factory::Stub_factory): New method definition.
10902 * gold.h (string_hash): New template.
10903 * output.h (Input_section_specifier::hash_value): Use
10905 (Input_section_specifier::string_hash): Remove.
10906 * stringpool.cc (Stringpool_template::string_hash): Use
10909 2009-10-20 Doug Kwan <dougkwan@google.com>
10911 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10912 symbols of relaxed input sections.
10913 * output.h (Output_section::find_relaxed_input_section): Make
10916 2009-10-16 Doug Kwan <dougkwan@google.com>
10918 * dynobj.cc (Versions::Versions): Initialize version_script_.
10919 Only insert base version symbol definition for a shared object
10920 if version script defines any version versions.
10921 (Versions::define_base_version): New method definition.
10922 (Versions::add_def): Check that base version is not needed.
10923 (Versions::add_need): Define base version lazily.
10924 * dynobj.h (Versions::define_base_version): New method declaration.
10925 (Versions::needs_base_version_): New data member declaration.
10926 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10927 (check_DATA): Add no_version_test.stdout.
10928 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10930 * testsuite/Makefile.in: Regenerate.
10931 * testsuite/no_version_test.c: New file.
10932 * testsuite/no_version_test.sh: Ditto.
10934 2009-10-16 Doug Kwan <dougkwan@google.com>
10936 * expression.cc (class Segment_start_expression): New class definition.
10937 (Segment_start_expression::value): New method definition.
10938 (script_exp_function_segment_start): Return a new
10939 Segment_start_expression.
10940 * gold/script-c.h (script_saw_segment_start_expression): New function
10942 * script-sections.cc (Script_sections::Script_sections): Initialize
10943 SAW_SEGMENT_START_EXPRESSION_ to false.
10944 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10945 and -Tbbs options to specify section addresses if given in
10946 command line and no SEGMENT_START expression is seen in a script.
10947 * script-sections.h (Script_sections::saw_segment_start_expression,
10948 Script_sections::set_saw_segment_start_expression): New method
10950 (Script_sections::saw_segment_start_expression_): New data member
10952 * script.cc (script_saw_segment_start_expression): New function.
10953 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10954 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10955 script_test_7.sh and script_test_8.sh.
10956 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10957 script_test_8.stdout.
10958 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10959 (script_test_6, script_test_6.stdout, script_test_7,
10960 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10961 * Makefile.in: Regenerate.
10962 * testsuite/script_test_6.sh: New file.
10963 * testsuite/script_test_6.t: Same.
10964 * testsuite/script_test_7.sh: Same.
10965 * testsuite/script_test_7.t: Same.
10966 * testsuite/script_test_8.sh: Same.
10968 2009-10-16 Doug Kwan <dougkwan@google.com>
10970 * output.cc (Output_segment::set_section_list_address): Cast
10971 expressions to unsigned long long type to avoid format warnings.
10973 2009-10-15 Ian Lance Taylor <iant@google.com>
10975 * script.cc (Script_options::add_symbol_assignment): Always add a
10976 dot assignment to script_sections_.
10977 * script-sections.cc (Script_sections::add_dot_assignment):
10978 Initialize if necessary.
10980 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10981 program headers with no load segment if there is a linker script.
10983 * layout.cc (Layout::set_segment_offsets): Align the file offset
10984 to the segment aligment for -N or -n with no load segment.
10985 * output.cc (Output_segment::add_output_section): Don't crash if
10986 the first section is a TLS section.
10987 (Output_segment::set_section_list_addresses): Print an error
10988 message if the address moves backward in a linker script.
10989 * script-sections.cc
10990 (Output_section_element_input::set_section_addresses): Don't
10991 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10992 (Orphan_output_section::set_section_addresses): Likewise.
10994 2009-10-15 Doug Kwan <dougkwan@google.com>
10996 * layout.cc (Layout::finish_dynamic_section): Generate tags
10997 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10998 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10999 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11001 2009-10-14 Ian Lance Taylor <iant@google.com>
11003 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11005 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11006 data_shdr fields of relinfo.
11007 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11008 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11009 R_386_TLS_LDO_32, adjust based on section flags.
11010 (Target_i386::Relocate::fix_up_ldo): Remove.
11012 2009-10-13 Ian Lance Taylor <iant@google.com>
11014 Add support for -pie.
11015 * options.h (class General_options): Add -pie and
11017 (General_options::output_is_position_independent): Test -pie.
11018 (General_options::output_is_executable): Return true if not shared
11019 and not relocatable.
11020 (General_options::output_is_pie): Remove.
11021 * options.cc (General_options::finalize): Reject incompatible uses
11023 * gold.cc (queue_middle_tasks): A -pie link is not static.
11024 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11025 * symtab.cc (Symbol::final_value_is_known): Return false if
11026 output_is_position_independent.
11027 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11028 output_is_position_independent.
11029 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11030 output_is_position_independent.
11031 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11032 output_is_position_independent.
11033 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11035 (basic_pie_test.o, basic_pie_test): New targets.
11036 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11037 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11038 (two_file_pie_test): New target.
11039 * testsuite/Makefile.in: Rebuild.
11040 * README: Remove note saying that -pie is not supported.
11042 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11044 * options.h (class General_options): Add -init and -fini.
11045 * layout.cc (Layout::finish_dynamic_section): Emit
11046 given init and fini functions.
11048 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11050 * gc.h (gc_process_relocs): Check if icf is enabled using new
11052 * gold.cc (queue_initial_tasks): Likewise.
11053 (queue_middle_tasks): Likewise.
11054 * object.cc (do_layout): Likewise.
11055 * symtab.cc (is_section_folded): Likewise.
11056 * main.cc (main): Likewise.
11057 * reloc.cc (Read_relocs::run): Likewise.
11058 (Sized_relobj::do_scan_relocs): Likewise.
11059 * icf.cc (is_function_ctor_or_dtor): New function.
11060 (Icf::find_identical_sections): Check if function is ctor or dtor when
11061 safe icf is chosen.
11062 * options.h (General_options::icf): Change option to be an enum.
11063 (Icf_status): New enum.
11064 (icf_enabled): New method.
11065 (icf_safe_folding): New method.
11066 (set_icf_status): New method.
11067 (icf_status_): New variable.
11068 * (options.cc) (General_options::finalize): Set icf_status_.
11069 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11070 icf_test and icf_keep_unique_test to use the --icf enum flag.
11071 * testsuite/icf_safe_test.sh: New file.
11072 * testsuite/icf_safe_test.cc: New file.
11074 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11076 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11077 includes to gc.h and icf.h.
11078 * arm.cc: Include gc.h.
11079 * gold.cc: Likewise.
11080 * i386.cc: Likewise.
11081 * powerpc.cc: Likewise.
11082 * sparc.cc: Likewise.
11083 * x86_64.cc: Likewise.
11084 * gc.h: Include icf.h.
11086 2009-10-11 Ian Lance Taylor <iant@google.com>
11088 * plugin.cc: Include "gold.h" before other header files.
11090 2009-10-10 Chris Demetriou <cgd@google.com>
11092 * options.h (Input_file_argument::Input_file_type): New enum.
11093 (Input_file_argument::is_lib_): Replace with...
11094 (Input_file_argument::type_): New member.
11095 (Input_file_argument::Input_file_argument): Take Input_file_type
11096 'type' rather than boolean 'is_lib' as second argument.
11097 (Input_file_argument::is_lib): Use type_.
11098 (Input_file_argument::is_searched_file): New function.
11099 (Input_file_argument::may_need_search): Handle is_searched_file.
11100 * options.cc (General_options::parse_library): Support -l:filename.
11101 (General_options::parse_just_symbols): Update for Input_file_argument
11103 (Command_line::process): Likewise.
11104 * archive.cc (Archive::get_file_and_offset): Likewise.
11105 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11106 * script.cc (read_script_file, script_add_file): Likewise.
11107 * fileread.cc (Input_file::Input_file): Likewise.
11108 (Input_file::will_search_for): Handle is_searched_file.
11109 (Input_file::open): Likewise.
11110 * readsyms.cc (Read_symbols::get_name): Likewise.
11111 * testsuite/Makefile.am (searched_file_test): New test.
11112 * testsuite/Makefile.in: Regenerate.
11113 * testsuite/searched_file_test.cc: New file.
11114 * testsuite/searched_file_test_lib.cc: New file.
11116 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11117 Ian Lance Taylor <iant@google.com>
11119 * descriptor.cc: Include <cstdio> and "binary-io.h".
11120 (Descriptors::open): Open the files in binary mode always.
11121 * script.cc (Lex::get_token): Treat \r as whitespace.
11123 2009-10-09 Ian Lance Taylor <iant@google.com>
11125 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11127 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11128 Ian Lance Taylor <iant@google.com>
11130 * configure.ac: Check for readv function also.
11131 * fileread.cc (readv): Define if not HAVE_READV.
11132 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11134 * config.in: Regenerate.
11135 * configure: Regenerate.
11137 2009-10-09 Doug Kwan <dougkwan@google.com>
11139 * layout.cc (Layout::make_output_section): Call target hook to make
11140 ordinary output section.
11141 (Layout::finalize): Adjust parameter list of call the
11142 Target::may_relax().
11143 * layout.h (class Layout::section_list): New method.
11144 * merge.h (Output_merge_base::entsize): Change visibility to public.
11145 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11147 (Output_merge_string::do_is_string): New method.
11148 * object.cc (Sized_relobj::do_setup): renamed from
11149 Sized_relobj::set_up.
11150 * object.h (Sized_relobj::adjust_shndx,
11151 Sized_relobj::initializ_input_to_output_maps,
11152 Sized_relobj::free_input_to_output_maps): Change visibilities to
11154 (Sized_relobj::setup): Virtualize.
11155 (Sized_relobj::do_setup): New method declaration.
11156 (Sized_relobj::invalidate_section_offset,
11157 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11158 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11159 * options.cc (parse_int): New function.
11160 * options.h (parse_int): New declaration.
11161 (DEFINE_int): New macro.
11162 (stub_group_size): New option.
11163 * output.cc (Output_section::Output_section): Initialize memebers
11164 merge_section_map_, merge_section_by_properties_map_,
11165 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11166 (Output_section::add_input_section): Handled deferred code-fill
11167 generation and remove an old comment.
11168 (Output_section::add_relaxed_input_section): New method definition.
11169 (Output_section::add_merge_input_section): Use merge section by
11170 properties map to speed to search. Update merge section maps
11172 (Output_section::build_relaxation_map): New method definition.
11173 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11175 (Output_section::relax_input_section): Renamed to
11176 Output_section::convert_input_sections_to_relaxed_sections and change
11177 interface to take a vector of pointers to relaxed sections.
11178 (Output_section::find_merge_section,
11179 Output_section::find_relaxed_input_section): New method definitions.
11180 (Output_section::is_input_address_mapped,
11181 Output_section::output_offset, Output_section::output_address):
11182 Use output section data maps to speed up searching.
11183 (Output_section::find_starting_output_address): Add comments.
11184 (Output_section::do_write,
11185 Output_section::write_to_postprocessing_buffer): Do code-fill
11186 generation as appropriate.
11187 (Output_section::get_input_sections): Invalidate relaxed input section
11189 (Output_section::restore_states): Adjust type of checkpoint .
11190 Invalidate relaxed input section map.
11191 * output.h (Output_merge_base): New class declaration.
11192 (Input_section_specifier): New class defintion.
11193 (class Output_relaxed_input_section) Change base class to
11194 Output_section_data_build.
11195 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11196 base class initializer.
11197 (Output_section::add_relaxed_input_section): New method declaration.
11198 (Output_section::Input_section): Change visibility to protected.
11199 (Output_section::Input_section::relobj,
11200 Output_section::Input_section::shndx): Handle relaxed input sections.
11201 Output_section::input_sections) Change visibility to protected. Also
11202 define overload to return a non-const pointer.
11203 (Output_section::Merge_section_properties): New class defintion.
11204 (Output_section::Merge_section_by_properties_map,
11205 Output_section::Output_section_data_by_input_section_map,
11206 Output_section::Relaxation_map): New types.
11207 (Output_section::relax_input_section): Rename method to
11208 Output_section::convert_input_sections_to_relaxed_sections and change
11209 interface to take a vector of relaxed section pointers.
11210 (Output_section::find_merge_section,
11211 Output_section::find_relaxed_input_section,
11212 Output_section::build_relaxation_map,
11213 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11214 New method declarations.
11215 (Output_section::merge_section_map_
11216 Output_section::merge_section_by_properties_map_,
11217 Output_section::relaxed_input_section_map_,
11218 Output_section::is_relaxed_input_section_map_valid_,
11219 Output_section::generate_code_fills_at_write_): New data members.
11220 * script-sections.cc
11221 (Output_section_element_input::set_section_addresses): Call
11222 current_data_size and addralign methods of relaxed input sections.
11223 (Orphan_output_section::set_section_addresses): Call current_data_size
11224 and addralign methods of relaxed input sections.
11225 * symtab.cc (Symbol_table::compute_final_value): Extract template
11226 from the body of Symbol_table::sized_finalize_symbol.
11227 (Symbol_table::sized_finalized_symbol): Call
11228 Symbol_table::compute_final_value.
11229 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11230 (Symbol_table::compute_final_value): New templated method declaration.
11231 * target.cc (Target::do_make_output_section): New method defintion.
11232 * target.h (Target::make_output_section): New method declaration.
11233 (Target::relax): Add more parameters for input objects, symbol table
11234 and layout. Adjust call to do_relax.
11235 (Target::do_make_output_section): New method declaration.
11236 (Target::do_relax): Add parameters for input objects, symbol table
11239 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11241 * pread.c: Include stdio.h.
11243 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11245 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11248 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11250 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11251 Change read_shndx type to unsigned int.
11252 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11254 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11255 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11256 Change read_shndx type to unsigned int.
11257 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11259 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11260 * layout.cc (Layout::create_symtab_sections): Cast the result of
11261 local_symcount * symsize to off_t in the gold_assert.
11263 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11265 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11266 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11268 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11269 (Arm_relocate_functions::thm_abs5): New function.
11270 (Arm_relocate_functions::abs12): New function.
11271 (Arm_relocate_functions::abs16): New function.
11272 (Arm_relocate_functions::base_abs): New function.
11273 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11274 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11275 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11277 (Scan::global): Likewise.
11278 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11279 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11280 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11281 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11284 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11286 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11287 (Arm_relocate_functions::movt_prel): New function.
11288 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11289 (Arm_relocate_functions::thm_movt_prel): New function.
11290 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11291 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11292 (Scan::global, Relocate::relocate): Likewise.
11293 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11295 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11297 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11298 Incremental_checker.
11299 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11301 (class Incremental_inputs_header): New class.
11302 (Incremental_inputs_header_writer): Edit comment.
11303 (Incremental_inputs_entry): New class.
11304 (Incremental_inputs_entry_writer): Edit comment.
11305 (Sized_incremental_binary::do_find_incremental_inputs_section):
11306 Add *strtab_shndx parameter, fill it.
11307 (Sized_incremental_binary::do_check_inputs): New method.
11308 (Incremental_checker::can_incrementally_link_output_file): Use
11309 Sized_incremental_binary::check_inputs.
11310 (Incremental_inputs::report_command_line): Save command line in
11313 (Incremental_binary::find_incremental_inputs_section): New
11315 (Incremental_binary::do_find_incremental_inputs_section): Add
11316 strtab_shndx parameter.
11317 (Incremental_binary::do_check_inputs): New pure virtual method.
11318 (Sized_incremental_binary::do_check_inputs): Declare.
11319 (Incremental_checker::Incremental_checker): Add incremental_inputs
11320 parameter, use it to initialize incremental_inputs_.
11321 (Incremental_checker::incremental_inputs_): New field.
11322 (Incremental_checker::command_line): New method.
11323 (Incremental_checker::inputs): New method.
11324 (Incremental_checker::command_line_): New field.
11326 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11328 * incremental.cc: Include <cstdarg> and "target-select.h".
11329 (vexplain_no_incremental): New function.
11330 (explain_no_incremental): New function.
11331 (Incremental_binary::error): New method.
11332 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11334 (make_sized_incremental_binary): New function.
11335 (open_incremental_binary): New function.
11336 (can_incrementally_link_file): Add checks if output is ELF and has
11338 * incremental.h: Include "elfcpp_file.h" and "output.h".
11339 (Incremental_binary): New class.
11340 (Sized_incremental_binary): New class.
11341 (open_incremental_binary): Declare.
11342 * object.cc (is_elf_object): Use
11343 elfcpp::Elf_recognizer::is_elf_file.
11344 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11345 * output.h (Output_file::filesize): New method.
11347 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11349 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11351 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11352 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11354 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11356 (Arm_relocate_functions::movw_abs_nc): New function.
11357 (Arm_relocate_functions::movt_abs): New function.
11358 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11359 (Arm_relocate_functions::thm_movt_abs): New function.
11360 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11361 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11362 (Scan::global): Likewise.
11363 (Relocate::relocate): Likewise.
11364 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11366 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11368 * arm.cc (Arm_relocate_functions::got_prel) New function.
11369 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11370 (Relocate::relocate): Likewise.
11371 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11373 2009-10-06 Ian Lance Taylor <iant@google.com>
11375 * options.h (class General_options): Define
11376 split_stack_adjust_size parameter.
11377 * object.h (class Object): Add uses_split_stack_ and
11378 has_no_split_stack_ fields. Add uses_split_stack and
11379 has_no_split_stack accessor functions. Declare
11380 handle_split_stack_section.
11381 (class Reloc_symbol_changes): Define.
11382 (class Sized_relobj): Define Function_offsets. Declare
11383 split_stack_adjust, split_stack_adjust_reltype, and
11385 * object.cc (Object::handle_split_stack_section): New function.
11386 (Sized_relobj::do_layout): Call handle_split_stack_section.
11387 * dynobj.cc (Sized_dynobj::do_layout): Call
11388 handle_split_stack_section.
11389 * reloc.cc (Sized_relobj::relocate_sections): Call
11390 split_stack_adjust for executable sections in split_stack
11391 objects. Pass reloc_map to relocate_section.
11392 (Sized_relobj::split_stack_adjust): New function.
11393 (Sized_relobj::split_stack_adjust_reltype): New function.
11394 (Sized_relobj::find_functions): New function.
11395 * target-reloc.h: Include "object.h".
11396 (relocate_section): Add reloc_symbol_changes parameter. Change
11398 * target.h (class Target): Add calls_non_split method. Declare
11399 do_calls_non_split virtual method. Declare match_view and
11401 * target.cc: Include "elfcpp.h".
11402 (Target::do_calls_non_split): New function.
11403 (Target::match_view): New function.
11404 (Target::set_view_to_nop): New function.
11405 * gold.cc (queue_middle_tasks): Give an error if mixing
11406 split-stack and non-split-stack objects with -r.
11407 * i386.cc (Target_i386::relocate_section): Add
11408 reloc_symbol_changes parameter.
11409 (Target_i386::do_calls_non_split): New function.
11410 * x86_64.cc (Target_x86_64::relocate_section): Add
11411 reloc_symbol_changes parameter.
11412 (Target_x86_64::do_calls_non_split): New function.
11413 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11415 * powerpc.cc (Target_powerpc::relocate_section): Add
11416 reloc_symbol_changes parameter.
11417 * sparc.cc (Target_sparc::relocate_section): Add
11418 reloc_symbol_changes parameter.
11419 * configure.ac: Call AM_CONDITIONAL for the default target.
11420 * configure: Rebuild.
11421 * testsuite/Makefile.am (TEST_AS): New variable.
11422 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11423 (check_DATA): Add split_i386 and split_x86_64 files.
11424 (SPLIT_DEFSYMS): Define.
11425 (split_i386_[1234n].o): New targets.
11426 (split_i386_[124]): New targets.
11427 (split_i386_[1234r].stdout): New targets.
11428 (split_x86_64_[1234n].o): New targets.
11429 (split_x86_64_[124]): New targets.
11430 (split_x86_64_[1234r].stdout): New targets.
11431 (MOSTLYCLEANFILES): Add new executables.
11432 * testsuite/split_i386.sh: New file.
11433 * testsuite/split_x86_64.sh: New file.
11434 * testsuite/split_i386_1.s: New file.
11435 * testsuite/split_i386_2.s: New file.
11436 * testsuite/split_i386_3.s: New file.
11437 * testsuite/split_i386_4.s: New file.
11438 * testsuite/split_i386_n.s: New file.
11439 * testsuite/split_x86_64_1.s: New file.
11440 * testsuite/split_x86_64_2.s: New file.
11441 * testsuite/split_x86_64_3.s: New file.
11442 * testsuite/split_x86_64_4.s: New file.
11443 * testsuite/split_x86_64_n.s: New file.
11444 * testsuite/testfile.cc (Target_test): Update relocation_section
11446 * testsuite/Makefile.in: Rebuild.
11448 2009-10-06 Ian Lance Taylor <iant@google.com>
11450 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11451 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11452 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11453 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11454 the address on ldo_addrs_.
11455 (Target_i386::Relocate::fix_up_ldo): New function.
11457 2009-10-06 Rafael Espindola <espindola@google.com>
11459 * plugin.cc (add_input_library): New.
11460 (Plugin::load): Add add_input_library to tv.
11461 (Plugin_manager::add_input_file): Add the is_lib argument.
11462 (add_input_file): Update call to Plugin_manager::add_input_file.
11463 (add_input_library): New.
11464 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11466 2009-09-30 Doug Kwan <dougkwan@google.com>
11468 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11469 symbol and call Symbol::may_need_copy_reloc to determine if
11470 a copy reloc is needed.
11471 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11472 nocopyreloc is given in command line.
11473 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11474 given in command line.
11475 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11476 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11477 of the removed Target_i386::may_need_copy_reloc.
11478 * options.h (copyreloc): New option with default value false.
11479 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11480 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11481 instead of the removed Target_powerpc::may_need_copy_reloc.
11482 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11483 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11484 instead of the removed Target_sparc::may_need_copy_reloc.
11485 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11486 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11487 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11488 instead of the removed Target_x86_64::may_need_copy_reloc.
11490 2009-09-30 Ian Lance Taylor <iant@google.com>
11492 * object.h (class Object): Remove target_ field, and target,
11493 sized_target, and set_target methods.
11494 (Object::sized_target): Remove.
11495 (class Sized_relobj): Update declarations. Remove sized_target.
11496 * object.cc (Sized_relobj::setup): Remove target parameter.
11497 Change all callers.
11498 (Input_objects::add_object): Don't do anything with the target.
11499 (make_elf_sized_object): Add punconfigured parameter. Change all
11500 callers. Set or test parameter target.
11501 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11502 Change all callers.
11503 * parameters.cc (Parameters::set_target): Change parameter type to
11505 (Parameters::default_target): Remove.
11506 (set_parameters_target): Change parameter type to be non-const.
11507 (parameters_force_valid_target): New function.
11508 (parameters_clear_target): New function.
11509 * parameters.h (class Parameters): Update declarations. Remove
11510 default_target method. Add sized_target and clear_target
11511 methods. Change target_ to be non-const.
11512 (set_parameters_target): Update declaration.
11513 (parameters_force_valid_target): Declare.
11514 (parameters_clear_target): Declare.
11515 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11516 as NULL if we aren't searching.
11517 (Add_symbols::run): Don't check for compatible target.
11518 * fileread.cc (Input_file::open_binary): Call
11519 parameters_force_valid_target.
11520 * gold.cc (queue_middle_tasks): Likewise.
11521 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11522 set_target on object.
11523 * dynobj.h (class Sized_dynobj): Update declarations.
11524 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11525 make_elf_object returns NULL.
11526 (Archive::include_member): Don't check whether object target is
11528 * output.cc (Output_section::add_input_section): Get target from
11530 (Output_section::relax_input_section): Likewise.
11531 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11533 (Sized_relobj::do_scan_relocs): Likewise.
11534 (Sized_relobj::relocate_sections): Likewise.
11535 * resolve.cc (Symbol_table::resolve): Likewise.
11536 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11537 parameter. Change all callers.
11538 (Symbol_table::add_from_object): Get target from parameters.
11539 (Symbol_table::add_from_relobj): Don't check object target.
11540 (Symbol_table::add_from_dynobj): Likewise.
11541 (Symbol_table::define_special_symbol): Get target from
11543 * symtab.h (class Symbol_table): Update declaration.
11544 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11545 parameter. Change all callers. Clear parameter target.
11546 (Binary_test): Test target here.
11547 * testsuite/object_unittest.cc (gold_testsuite): Remove
11548 target_test_pointer parameter. Change all callers.
11549 (Object_test): Test target here.
11551 2009-09-26 Ian Lance Taylor <iant@google.com>
11553 * testsuite/initpri1.c: Don't try to use constructor priorities if
11554 compiling with gcc before 4.3.
11556 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11558 * testsuite/retain_symbols_file_test.sh (check_present): Change
11559 output file name to retain_symbols_file_test.stdout.
11560 (check_absent): Likewise.
11562 2009-09-18 Craig Silverstein <csilvers@google.com>
11564 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11565 * options.cc: Include <cerrno> and <fstream>.
11566 (General_options::finalize): Parse -retain-symbols-file tag.
11567 * options.h: New flag.
11568 (General_options): New method should_retain_symbol, new
11569 variable symbols_to_retain.
11570 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11571 should_retain_symbol map.
11572 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11573 * testsuite/Makefile.in: Regenerate.
11574 * testsuite/retain_symbols_file_test.sh: New file.
11576 2009-09-18 Nick Clifton <nickc@redhat.com>
11578 * po/es.po: Updated Spanish translation.
11580 2009-09-17 Doug Kwan <dougkwan@google.com>
11582 * debug.h (DEBUG_RELAXATION): New constant.
11583 (DEBUG_ALL): Add DEBUG_RELAXATION.
11584 (debug_string_to_enum): Add relaxation debug option.
11586 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11587 Layout::Relaxation_debug_check::read_sections,
11588 Layout::Relaxation_debug_check::read_sections): New method definitions.
11589 (Layout::Layout): Initialize data members
11590 record_output_section_data_from_scrips_,
11591 script_output_section_data_list_ and relaxation_debug_check_.
11592 (Layout::save_segments, Layout::restore_segments,
11593 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11594 Layout::relaxation_loop_body): New method definitions.
11595 (Layout::finalize): Support relaxation. Move section layout code to
11596 Layout::relaxation_loop_body.
11597 (Layout::set_asection_address_from_script): Move code for orphan
11598 section placement out.
11599 (Layout::place_orphan_sections_in_script): New method definition.
11600 * layout.h (Output_segment_headers, Output_file_header):
11601 New forward class declarations.
11602 (Layout::~Layout): Define.
11603 (Layout::new_output_section_data_from_script): New method definition.
11604 (Layout::place_orphan_sections_in_script): New method declaration.
11605 (Layout::Segment_states): New type declaration.
11606 (Layout::save_segments, Layout::restore_segments,
11607 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11608 Layout::relaxation_loop_body): New method declarations.
11609 (Layout::Output_section_data_list): New type declaration.
11610 (Layout::Relaxation_debug_check): New class definition.
11611 (Layout::record_output_section_data_from_script_,
11612 Layout::script_output_section_data_list_, Layout::segment_states_,
11613 Layout::relaxation_debug_check_): New data members.
11614 * output.cc: (Output_section_headers::do_size): New method definition.
11615 (Output_section_headers::Output_section_headers): Move size
11616 computation to Output_section_headers::do_size.
11617 (Output_segment_headers::do_size): New method definition.
11618 (Output_file_header::Output_file_header): Move size computation to
11619 Output_file_header::do_size and call it.
11620 (Output_file_header::do_size): New method definition.
11621 (Output_data_group::Output_data_group): Adjust call to
11622 Output_section_data.
11623 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11624 (Output_symtab_xindex::do_write): Add array bound check.
11625 (Output_section::Input_section::print_to_mapfile): Handle
11626 RELAXED_INPUT_SECTION_CODE.
11627 (Output_section::Output_section): Initialize data member checkpoint_.
11628 (Output_section::~Output_section): Delete checkpoint object pointed
11630 (Output_section::add_input_section): Always add an Input_section if
11632 (Output_section::add_merge_input_section): Add assert.
11633 (Output_section::relax_input_section): New method definition.
11634 (Output_section::set_final_data_size): Set load address to zero for
11635 an unallocated section.
11636 (Output_section::do_address_and_file_offset_have_reset_values):
11637 New method definition.
11638 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11639 Handle relaxed input section.
11640 (Output_section::sort_attached_input_sections): Checkpoint input
11641 section list lazily.
11642 (Output_section::get_input_sections): Change type of input_sections to
11643 list of Simple_input_section pointers. Checkpoint input section list
11644 lazily. Also handle relaxed input sections.
11645 (Output_section::add_input_section_for_script): Take a reference to
11646 a Simple_input_section object instead of Relobj pointer and section
11647 index as parameter. Handle relaxed input sections.
11648 (Output_section::save_states, Output_section::restore_states): New
11649 method definitions.
11650 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11651 (Output_data::is_data_size_fixed): New method definition.
11652 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11654 (Output_data::address_and_file_offset_have_reset_values): New method
11656 (Output_data::do_address_and_file_offset_have_reset_values): New method
11658 (Output_data::set_data_size): Check that data size is not fixed.
11659 (Output_data::fix_data_size): New method definition.
11660 (Output_data::is_data_size_fixed_): New data member.
11661 (Output_section_headers::set_final_data_size): New method definition.
11662 (Output_section_headers::do_size): New method declaration.
11663 (Output_segment_headers::set_final_data_size): New method definition.
11664 (Output_segment_headers::do_size): New method declaration.
11665 (Output_file_header::set_final_data_size)::New method definition.
11666 (Output_file_header::do_size)::New method declaration.
11667 (Output_section_data::Output_section_data): Add new parameter
11668 is_data_size_fixed and use it to fix data size.
11669 (Output_data_const::Output_data_const): Adjust call to base class
11670 constructor and fix data size.
11671 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11672 base class constructor and fix data size.
11673 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11674 base class constructor and fix data size.
11675 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11676 class constructor and fix data size.
11677 (Output_data_group::set_final_data_size): New method definition.
11678 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11679 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11680 class constructor and fix data size.
11681 (Output_relaxed_input_section): New class definition.
11682 (Output_section::Simple_input_section): New class definition.
11683 (Output_section::get_input_sections): Adjust parameter list.
11684 (Output_section::add_input_section_for_script): Same.
11685 (Output_section::save_states, Output_section::restore_states,
11686 Output_section::do_address_and_file_offset_have_reset_values,
11687 (Output_section::Input_section::Input_section): Handle
11688 RELAXED_INPUT_SECTION_CODE. Add new overload for
11689 Output_relaxed_input_section.
11690 (Output_section::Input_section::is_input_section,
11691 Output_section::Input_section::set_output_section): Handle relaxed
11693 (Output_section::Input_section::is_relaxed_input_section,
11694 Output_section::Input_section::output_section_data,
11695 Output_section::Input_section::relaxed_input_section): New method
11697 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11699 (Output_section::Input_section::u1_): Update comments.
11700 (Output_section::Input_section::u2_): Add new union member poris.
11701 (Output_section::Checkpoint_output_section): New classs definition.
11702 (Output_section::relax_input_section): New method declaration.
11703 (Output_section::checkpoint_): New data member.
11704 (Output_segment): Update comments.
11705 (Output_segment::Output_segment): Un-privatize copy constructor.
11706 (Output_segment::operator=): Un-privatize.
11707 * script-sections.cc (Output_section_element::Input_section_list):
11708 Change element type to Output_section::Simple_input_section.
11709 (Output_section_element_dot_assignment::set_section_addresses):
11710 Register output section data for relaxation clean up.
11711 (Output_data_exression::Output_data_expression): Adjust call to base
11712 constructor to fix data size.
11713 (Output_section_element_data::set_section_addresses): Register
11714 Output_data_expression object for relaxation clean up.
11715 (struct Input_section_info): Replace Relobj pointer and section index
11716 pair with Output_section::Simple_input_section and Convert struct to a
11718 (Input_section_sorter::operator()): Adjust access to
11719 Input_section_info data member to use accessors.
11720 (Output_section_element_input::set_section_addresses): Use layout
11721 parameter. Adjust code to use Output_section::Simple_input_section
11722 and Input_secction_info classes. Register filler for relaxation
11724 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11725 and section index pair with Output_section::Simple_input_section
11726 class. Adjust code accordingly.
11727 (Phdrs_element::release_segment): New method definition.
11728 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11730 (Script_sections::release_segments): New method definition.
11731 * gold/script-sections.h (Script_sections::release_segments): New
11732 method declaration.
11733 * gold/target.h (Target::may_relax, Target::relax,
11734 Target::do_may_relax, Target::do_relax): New method definitions.
11736 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11738 * arm.cc (has_signed_unsigned_overflow): New function.
11739 (Arm_relocate_functions::abs8): New function.
11740 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11741 (Target_arm::Scan::global): Likewise.
11742 (Target_arm::relocate::relocate): Likewise.
11743 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11746 2009-09-16 Cary Coutant <ccoutant@google.com>
11748 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11749 * testsuite/Makefile.in: Regenerate.
11751 2009-09-11 Nick Clifton <nickc@redhat.com>
11753 * po/gold.pot: Updated by the Translation project.
11755 2009-09-08 Cary Coutant <ccoutant@google.com>
11757 * output.cc (Output_file::open): Add execute permission to empty file.
11758 * testsuite/Makefile.am (permission_test): New test.
11759 * testsuite/Makefile.in: Regenerate.
11761 2009-09-02 Ian Lance Taylor <iant@google.com>
11763 * output.cc (Output_file::resize): Call map_no_anonymous rather
11766 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11768 * gold.cc: Include "incremental.h".
11769 (queue_initial_tasks): Call Incremental_checker methods.
11770 * incremental.cc: Include "output.h".
11771 (Incremental_checker::can_incrementally_link_output_file): New
11773 * incremental.h (Incremental_checker): New class.
11775 * output.cc (Output_file::open_for_modification): New method.
11776 (Output_file::map_anonymous): Changed return type to bool. Record
11777 map in base_ field.
11778 (Output_file::map_no_anonymous): New method, broken out of map.
11779 (Output_file::map): Use map_no_anonymous and map_anonymous.
11780 * output.h (class Output_file): Update declarations.
11782 2009-08-24 Cary Coutant <ccoutant@google.com>
11784 * options.h (Command_line::Pre_options): New class.
11785 (Command_line::pre_options): New member.
11786 * options.cc (gold::options::ready_to_register): New variable.
11787 (One_option::register_option): Do nothing if not registering options.
11788 Assert if same short option registered twice.
11789 (General_options::General_options): Turn off option registration when
11791 (Command_line::Pre_options::Pre_options): New constructor.
11793 2009-08-24 Cary Coutant <ccoutant@google.com>
11795 * options.h (General_options::no_keep_memory): Remove incorrect
11798 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11800 * Makefile.am (am__skiplex, am__skipyacc): New.
11801 * Makefile.in: Regenerate.
11803 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11805 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11806 (INCLUDES): ... this.
11807 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11808 (AM_CPPFLAGS): Renamed from ...
11809 (INCLUDE): ... this.
11810 * Makefile.in, testsuite/Makefile.in: Regenerate.
11812 * Makefile.in: Regenerate.
11813 * aclocal.m4: Likewise.
11814 * config.in: Likewise.
11815 * configure: Likewise.
11816 * testsuite/Makefile.in: Likewise.
11818 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11819 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11820 * Makefile.in: Regenerate.
11821 * testsuite/Makefile.in: Regenerate.
11823 2009-08-19 Cary Coutant <ccoutant@google.com>
11825 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11826 symbols in shared libraries overridden by hidden or internal symbols
11827 in the main program.
11829 2009-08-19 Chris Demetriou <cgd@google.com>
11831 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11832 checking source file names in error messages.
11834 2009-08-18 Doug Kwan <dougkwan@google.com>
11836 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11837 an elcpp::Ehdr as parameter. Adjust call to set_target.
11838 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11839 an elfcpp::Ehdr as parameter.
11840 * object.cc (Object::set_target): Remove the version that looks up
11841 a target and sets it.
11842 (Sized_relobj::setup): Take a Target object instead of
11843 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11844 (make_elf_sized_object): Find target and ask target to
11845 make an ELF object.
11846 * object.h: (Object::set_target): Remove the version that looks up
11847 a target and sets it.
11848 (Sized_relobj::setup): Take a Target object instead of
11849 an elfcpp:Ehdr as parameter.
11850 * target.cc: Include dynobj.h.
11851 (Target::do_make_elf_object_implementation): New.
11852 (Target::do_make_elf_object): New.
11853 * target.h (Target::make_elf_object): New template declaration.
11854 (Target::do_make_elf_object): New method declarations.
11855 (Target::do_make_elf_object_implementation): New template declaration.
11857 2009-08-14 Ian Lance Taylor <iant@google.com>
11859 * gold.h (FUNCTION_NAME): Define.
11860 (gold_unreachable): Use FUNCTION_NAME.
11862 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11864 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11865 symbol in the --keep-unique list is not found.
11867 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11869 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11870 been maked as --keep-unique.
11871 (Icf::unfold_section): New function.
11872 * icf.h (Icf::unfold_section): New function.
11873 * options.h (General_options::keep_unique): New option.
11874 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11875 * testsuite/Makefile.in: Regenerate.
11876 * testsuite/icf_keep_unique_test.sh: New file.
11877 * testsuite/icf_keep_unique_test.cc: New file.
11879 2009-08-12 Cary Coutant <ccoutant@google.com>
11882 * resolve.cc (Symbol_table::resolve): Check for references from
11883 dynamic objects to hidden and internal symbols.
11884 * testsuite/Makefile.am (hidden_test.sh): New test.
11885 * testsuite/Makefile.in: Regenerate.
11886 * testsuite/hidden_test.sh: New script.
11887 * testsuite/hidden_test_1.c: New test source.
11888 * testsuite/hidden_test_main.c: New test source.
11890 2009-08-11 Doug Kwan <dougkwan@google.com>
11892 * arm.cc: Update comments.
11893 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11894 segment to locate the .ARM.exidx section if present.
11896 2009-08-09 Doug Kwan <dougkwan@google.com>
11898 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11901 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11902 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11905 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11907 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11908 valid tls_segment only for non-debug-section relocations.
11909 * testsuite/Makefile.am: Add gc_tls_test.
11910 * testsuite/Makefile.in: Regenerate.
11911 * testsuite/gc_tls_test.cc: New file.
11912 * testsuite/gc_tls_test.sh: New file.
11914 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11916 * icf.cc: New file.
11918 * Makefile.am (CCFILES): Add icf.cc.
11919 (HFILES): Add icf.h
11920 * Makefile.in: Regenerate.
11921 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11922 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11923 section, symbol and addend information for the relocs.
11924 * gold.cc (queue_middle_tasks): Call identical code folding.
11925 * gold.h: Add defines for multimap.
11926 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11927 to the call of finalize_local_symbols.
11928 * main.cc (main): Create object of class Icf.
11929 * object.cc (Sized_relobj::do_layout): Allow this function to be
11930 called twice during icf.
11931 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11932 to sections marked as identical by icf.
11933 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11935 (Sized_relobj::do_section_entsize): New function.
11936 * object.h (Object::section_entsize): New function.
11937 (Object::do_section_entsize): New pure virtual function.
11938 (Relobj::finalize_local_symbols): Add new parameter.
11939 (Relobj::do_section_entsize): New function.
11940 * options.h (General_options::icf): New option.
11941 (General_options::icf_iterations): New option.
11942 (General_options::print_icf_sections): New option.
11943 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11944 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11945 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11947 * symtab.cc (Symbol_table::is_section_folded): New function.
11948 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11949 to sections marked as identical by icf.
11950 * symtab.h (Symbol_table::set_icf): New function.
11951 (Symbol_table::icf): New function.
11952 (Symbol_table::is_section_folded): New function.
11953 (Symbol_table::icf_): New data member.
11954 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11955 * testsuite/Makefile.am: Add commands to build icf_test.
11956 * testsuite/Makefile.in: Regenerate.
11957 * testsuite/icf_test.sh: New file.
11958 * testsuite/icf_test.cc: New file.
11960 2009-07-24 Chris Demetriou <cgd@google.com>
11962 * layout.cc (is_compressible_debug_section): Fix incorrect
11963 comment about compressed section names.
11965 2009-07-20 Ian Lance Taylor <ian@airs.com>
11968 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11970 2009-07-16 Ian Lance Taylor <iant@google.com>
11973 * layout.h: #include <map>.
11974 (class Kept_section): Change from struct to class. Add accessors
11975 and setters. Add section size to Comdat_group mapping. Change
11976 Comdat_group to std::map. Add is_comdat_ field. Add
11977 linkonce_size field in union.
11978 (class Layout): Update declaration of find_or_add_kept_section.
11979 Don't declare find_kept_object.
11980 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11981 parameter. Add object, shndx, is_comdat, and is_group_name
11982 parameters. Change all callers. Adjust for new Kept_section.
11983 (Layout::find_kept_object): Remove.
11984 * object.cc (Sized_relobj::include_section_group): Update use of
11985 Kept_section. Rename secnum to shndx. Only record
11986 Kept_comdat_section if sections are the same size.
11987 (Sized_relobj::include_linkonce_section): Update use of
11988 Kept_section. Only record Kept_comdat_section if sections are the
11989 same size. Set size of linkonce section.
11990 (Sized_relobj::map_to_kept_section): Update call to
11991 get_kept_comdat_section.
11992 * object.h (class Sized_relobj): Rename fields in
11993 Kept_comdat_section to drop trailing underscores; change object
11994 field to Relobj*. Change Kept_comdat_section_table to store
11995 struct rather than pointer.
11996 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11997 Add kept_object and kept_shndx parameters. Change all callers.
11998 (Sized_relobj::get_kept_comdat_section): Change return type to
11999 bool. Add kept_object and kept_shndx parameters. Change all
12001 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12002 Layout::find_or_add_kept_section.
12004 2009-07-09 Ian Lance Taylor <iant@google.com>
12006 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12007 Reserve space in the hash table.
12009 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12011 * fileread.cc (File_read::get_mtime): New method.
12012 * fileread.h (Timespec): New structure.
12013 (File_read::get_mtime): New method.
12014 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12015 Renamed from timestamp_nsec.
12016 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12018 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12020 (Incremental_inputs::report_archive): Save mtime; style fix.
12021 (Incremental_inputs::report_obejct): Save mtime; style fix.
12022 (Incremental_inputs::report_script): Save mtime; style fix.
12023 (Incremental_inputs::finalize_inputs): Style fix.
12024 (Incremental_inputs::finalize): Style fix.
12025 (Incremental_inputs::create_input_section_data): Store inputs
12027 * incremental.h (Incremental_inputs::report_script): Add mtime
12029 (Incremental_inputs::Input_info::Input_info): Intialize only one
12031 (Incremental_inputs::Input_info::archive): Move to nameless
12033 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12034 (Incremental_inputs::Input_info::script): Move to nameless union.
12035 (Incremental_inputs::mtime): New field.
12036 * script.cc (read_input_script): Pass file mtime to
12038 * script.h (Script_info::inputs): Style fix.
12040 2009-07-01 Ian Lance Taylor <ian@airs.com>
12042 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12045 2009-06-24 Ian Lance Taylor <iant@google.com>
12048 * layout.cc (Layout::choose_output_section): If we find an
12049 existing section, update the flags.
12050 (Layout::create_notes): New function, broken out of
12052 (Layout::finalize): Don't create note sections.
12053 (Layout::create_note): Don't crash if linker script discards
12055 (Layout::create_gold_note): Likewise.
12056 (Layout::create_build_id): Likewise. Don't set
12057 after_input_sections on the section.
12058 (Layout::create_executable_stack_info): Remove target parameter.
12060 * layout.h (class Layout): Declare create_notes. Update
12061 declaration of create_executable_stack_info.
12062 * gold.cc (queue_middle_tasks): Call create_notes.
12063 * output.cc (Output_section::update_flags_for_input_section): Move
12064 here from output.h. If SHF_ALLOC flag is newly set, mark address
12066 * output.h (Output_data::mark_address_invalid): New function.
12067 (class Output_section): Only declare, not define,
12068 update_flags_for_input_section. Remove set_flags.
12070 2009-06-24 Ian Lance Taylor <iant@google.com>
12072 * script-sections.cc (Output_section_definition::
12073 set_section_addresses): Rename shadowing local load_address to
12076 2009-06-24 Ian Lance Taylor <iant@google.com>
12079 * reloc.cc (relocate_sections): Skip empty relocation sections.
12081 2009-06-23 Ian Lance Taylor <iant@google.com>
12084 * layout.cc (Layout::create_note): Use choose_output_section
12085 rather than make_output_section.
12087 2009-06-23 Ian Lance Taylor <iant@google.com>
12090 * options.cc (General_options::parse_V): Set printed_version_.
12091 (General_options::General_options): Initialize printed_version_.
12092 * options.h (class General_options): Add printed_version_ field.
12093 * gold.cc (queue_initial_tasks): If there are no input files,
12094 don't give a fatal error if we printed the version information.
12095 (queue_middle_tasks): If using -r with a shared object, give a
12096 fatal error rather than an ordinary error.
12098 2009-06-23 Ian Lance Taylor <iant@google.com>
12101 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12102 (Layout::make_output_section): Set have_stabstr_section_ if we see
12103 a .stab*str section.
12104 (Layout::finalize): Call link_stabs_sections.
12105 (Layout::link_stabs_sections): New file.
12106 * layout.h (class Layout): Add have_stabstr_section_ field.
12107 Declare link_stabs_sections.
12109 2009-06-23 Doug Kwan <dougkwan@google.com>
12111 * Makefile.am (libgold_a_LIBADD): New.
12112 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12113 * Makefile.in: Regenerate.
12114 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12115 * configure: Regenerate.
12116 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12117 * fileread.cc: Include sys/state.h
12118 * gold.h: Declare memmem and strndup if found missing.
12119 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12121 2009-06-23 Ian Lance Taylor <iant@google.com>
12123 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12124 * configure: Rebuild.
12126 2009-06-23 Ian Lance Taylor <iant@google.com>
12129 * object.cc (Object::section_contents): Don't try to get a view if
12130 the section has length zero.
12131 (Object::handle_gnu_warning_section): If the section is empty, use
12132 the name of the section as the warning.
12134 2009-06-23 Ian Lance Taylor <iant@google.com>
12137 * stringpool.h (class Stringpool_template): Add optimize_ field.
12138 (Stringpool_template::set_optimize): New function.
12139 * stringpool.cc (Stringpool_template::Stringpool_template):
12140 Initialize optimize_ field.
12141 (Stringpool_template::set_string_offsets): Test local optimize
12142 fild rather than parameter.
12143 * layout.cc (Layout::Layout): Call set_optimize on the section
12146 2009-06-22 Ian Lance Taylor <iant@google.com>
12149 * yyscript.y: Parse TARGET.
12150 * script.cc (script_set_target): New function.
12151 * script-c.h (script_set_target): Declare.
12152 * options.cc (General_options::string_to_object_format): Rename
12153 from string_to_object_format in anonymous namespace. Change
12155 * options.h (class General_options): Declare
12156 string_to_object_format.
12158 2009-06-22 Ian Lance Taylor <iant@google.com>
12160 * script-sections.cc (Script_sections::create_segments): Don't put
12161 program headers in a PT_LOAD segment if -n or -N.
12163 2009-06-22 Ian Lance Taylor <iant@google.com>
12166 * options.h (class General_options): Add -z lazy and -z now. Sort
12167 -z options into alphabetical order.
12168 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12170 2009-06-21 Ian Lance Taylor <iant@google.com>
12172 * layout.cc (Layout::make_output_section): Call
12173 Target::new_output_section.
12174 (Layout::attach_allocated_section_to_segment): Put large section
12175 sections in a separate load segment with the large segment flag
12177 (Layout::segment_precedes): Sort large data segments after other
12179 (align_file_offset): New static function.
12180 (Layout::set_segment_offsets): Use align_file_offset.
12181 * output.h (class Output_section): Add is_small_section_ and
12182 is_large_section_ fields.
12183 (Output_section::is_small_section): New function.
12184 (Output_section::set_is_small_section): New function.
12185 (Output_section::is_large_section): New function.
12186 (Output_section::set_is_large_section): New function.
12187 (Output_section::is_large_data_section): New function.
12188 (class Output_segment): Add is_large_data_segment_ field.
12189 (Output_segment::is_large_data_segment): New function.
12190 (Output_segment::set_is_large_data_segment): New function.
12191 * output.cc (Output_section::Output_section): Initialize new
12193 (Output_segment::Output_segment): Likewise.
12194 (Output_segment::add_output_section): Add assertion that large
12195 data sections always go in large data segments. Force small data
12196 sections to the end of the list of data sections. Force small BSS
12197 sections to the start of the list of BSS sections. For large BSS
12198 sections to the end of the list of BSS sections.
12199 * symtab.h (class Symbol): Declare is_common_shndx.
12200 (Symbol::is_defined): Check Symbol::is_common_shndx.
12201 (Symbol::is_common): Likewise.
12202 (class Symbol_table): Define enum Commons_section_type. Update
12203 declarations. Add small_commons_ and large_commons_ fields.
12204 * symtab.cc (Symbol::is_common_shndx): New function.
12205 (Symbol_table::Symbol_table): Initialize new fields.
12206 (Symbol_table::add_from_object): Put small and large common
12207 symbols in the right list.
12208 (Symbol_table::sized_finalized_symbol): Check
12209 Symbol::is_common_shndx.
12210 (Symbol_table::sized_write_globals): Likewise.
12211 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12212 common symbol lists. Don't call do_allocate_commons_list if the
12214 (Symbol_table::do_allocate_commons_list): Remove is_tls
12215 parameter. Add comons_section_type parameter. Change all
12216 callers. Handle small and large common symbols.
12217 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12218 Symbol::is_common_shndx.
12219 * resolve.cc (symbol_to_bits): Likewise.
12220 * target.h (Target::small_common_shndx): New function.
12221 (Target::small_common_section_flags): New function.
12222 (Target::large_common_shndx): New function.
12223 (Target::large_common_section_flags): New function.
12224 (Target::new_output_section): New function.
12225 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12226 small_common_section_flags, and large_common_section_flags
12228 (Target::do_new_output_section): New virtual function.
12229 * arm.cc (Target_arm::arm_info): Initialize new fields.
12230 * i386.cc (Target_i386::i386_info): Likewise.
12231 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12233 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12234 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12235 (Target_x86_64::do_new_output_section): New function.
12236 * configure.ac: Define conditional MCMODEL_MEDIUM.
12237 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12238 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12239 (large_LDFLAGS): Define.
12240 * testsuite/large.c: New file.
12241 * testsuite/testfile.cc (Target_test::test_target_info):
12242 Initialize new fields.
12243 * configure, testsuite/Makefile.in: Rebuild.
12245 2009-06-05 Doug Kwan <dougkwan@google.com>
12247 * Makefile.am (CCFILES): Add target.cc.
12248 * Makefile.in: Regenerate.
12249 * i386.cc (class Target_i386): Define new virtual method to
12250 override do_is_local_label_name in parent.
12251 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12252 local symbols if --discard-locals or -X is given.
12253 * options.h (class General_options): Declare new options
12254 '--discard-locals' and '-X' for discarding locals.
12255 * target.h (class Target): Define new methods is_local_label_name.
12256 Declare new virtual method do_is_local_label_name.
12257 * target.cc: New file.
12258 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12259 (check_SCRIPTS): Add discard_locals_test.sh.
12260 (check_DATA): Add discard_local_tests.syms.
12261 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12262 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12263 * testsuite/Makefile.in: Regenerate.
12264 * testsuite/discard_locals_test.c: New file.
12265 * testsuite/discard_locals_test.sh: Same.
12267 2009-06-05 Doug Kwan <dougkwan@google.com>
12269 * object.cc (Sized_relobj::Sized_relobj): Initialize
12270 discarded_eh_frame_shndx_ to -1U.
12271 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12273 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12274 a discarded .eh_frame section.
12275 (Sized_relobj::do_finalize_local_symbols): Ditto.
12276 * object.h (class Sized_relobj): Declare new member
12277 discarded_eh_frame_shndx_.
12278 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12279 (local_labels_test.o, local_labels_test): New rules.
12280 * testsuite/Makefile.in: Regenerate.
12282 2009-06-04 Doug Kwan <dougkwan@google.com>
12284 * layout.cc (Layout::section_name_mapping): Add mapping for
12285 special ARM sections.
12287 2009-06-03 Doug Kwan <dougkwan@google.com>
12289 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12290 (utils::has_overflow): Same.
12292 2009-06-03 Ian Lance Taylor <iant@google.com>
12294 * layout.cc (Layout::section_name_mapping): New array, replacing
12295 Layout::linkonce_mapping.
12296 (Layout::section_name_mapping_count): New variable, replacing
12297 Layout::linkonce_mapping_count.
12298 (Layout::linkonce_output_name): Remove.
12299 (Layout::output_section_name): Rewrite.
12300 * layout.h (class Layout): Rename Linkonce_mapping to
12301 Section_name_mapping, linkonce_mapping to section_name_mapping,
12302 linkonce_mapping_count to section_name_mapping_count. Don't
12303 declare linkonce_output_name.
12305 2009-06-03 Doug Kwan <dougkwan@google.com>
12307 * gold/arm.cc (namespace utils): New.
12308 (Target_arm::reloc_is_non_pic): Define new method.
12309 (class Arm_relocate_functions): New.
12310 (Target_arm::Relocate::relocate): Handle relocation types used by
12313 2009-06-03 Ian Lance Taylor <iant@google.com>
12315 * arm.cc (Target_arm::scan::global): Use || instead of |.
12317 2009-06-02 Doug Kwan <dougkwan@google.com>
12319 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12320 issued_non_pic_error_.
12321 (class Target_arm::Scan): Declare new method check_non_pic.
12322 Define new method symbol_needs_plt_entry.
12323 Declare new data member issued_non_pic_error_.
12324 (class Target_arm::Relocate): Declare new method
12325 should_apply_static_reloc.
12326 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12327 (Target_arm::Scan::check_non_pic): Define new method.
12328 (Target_arm::Scan::local): Handle a small subset of reloc types used
12330 (Target_arm::Scan::local): Same.
12331 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12333 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12335 * incremental.cc (Incremental_inputs::report_command_line): Filter
12336 out --incremental-* options.
12338 2009-05-29 Doug Kwan <dougkwan@google.com>
12340 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12342 (class Target_arm): Update comment.
12343 (Target_arm::Target_arm): Initialize new data members GOT_,
12344 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12345 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12346 and Target_arm::rel_dyn_section.
12347 Declare new_enum Target_arm::Got_type.
12348 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12350 Update commments for member do_dynsym_value.
12351 (Target_arm::got_size, Target_arm::plt_section,
12352 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12353 new methods inside class defintion.
12354 (Target_arm::got_section): Define new method.
12355 (Target_arm::rel_dyn_section): Same.
12356 (Output_data_plt_arm): New template class.
12357 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12358 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12359 (Output_data_plt_arm::add_entry): Same.
12360 (Output_data_plt_arm::first_plt_entry): Define new
12361 static data member for PLT instruction template.
12362 (Output_data_plt_arm::plt_entry): Same.
12363 (Output_data_plt_arm::do_write): Define new method.
12364 (Target_arm::make_plt_entry): Same.
12365 (Target_arm::do_finalize_sections): Same.
12366 (Target_arm::do_dynsym_value): Same.
12368 2009-05-28 Doug Kwan <dougkwan@google.com>
12370 * Makefile.am (TARGETSOURCES): Add arm.cc.
12371 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12372 * Makefile.in: Regenerate.
12373 * arm.cc: New file.
12374 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12376 2009-05-26 Doug Kwan <dougkwan@google.com>
12378 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12379 (General_options::check_excluded_libs): Strip off directories in
12380 archive name before matching like GNU ld does.
12381 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12382 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12383 (exclude_libs_test_LDFLAGS): Add linker option
12384 -Wl,--exclude-libs,libexclude_libs_test_3
12385 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12386 an explicit archive without using -l.
12387 (alt/libexclude_libs_test_3.a): New make rule.
12388 * testsuite/Makefile.in: Regenerate.
12389 * testsuite/exclude_libs_test.c : Declare lib3_default().
12391 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12392 * exclude_libs_test_3.c: New file.
12394 2009-05-26 Nick Clifton <nickc@redhat.com>
12396 * po/id.po: New Indonesian translation.
12397 * po/gold.pot: Updated template file.
12399 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12401 * testsuite/Makefile.am: Add -ffunction-sections to compile
12402 gc_comdat_test files. Add -Wl,--gc-sections to build
12404 * testsuite/Makefile.in: Regenerate.
12405 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12407 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12409 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12410 kept comdat section was garbage collected.
12411 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12412 * testsuite/Makefile.in: Regenerate.
12413 * testsuite/gc_comdat_test.sh: New file.
12414 * testsuite/gc_comdat_test_1.cc: New file.
12415 * testsuite/gc_comdat_test_2.cc: New file.
12417 2009-05-19 Doug Kwan <dougkwan@google.com>
12419 * archive.cc (Archive::Archive): Move constructor from archive.h
12420 to here. Initialize no_export_.
12421 (Archive::get_elf_object_for_member): Set no_export flag of object.
12422 * archive.h (Archive::Archive): Move constructor body to
12424 (Archive::no_export): New method.
12425 (Archive::no_export_): New field.
12426 * object.h (Object::Object): Initialize no_export_ to false.
12427 (Object::no_export, Object::set_no_export): New methods.
12428 (Object::no_export_): New field.
12429 * options.cc (General_options::parse_exclude_libs): New method.
12430 (General_options::check_excluded_libs) Same.
12431 * options.h (exclude_libs): New option.
12432 (General_options::check_excluded_libs): New method declaration.
12433 (General_options::excluded_libs_): New field.
12434 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12435 default or protected visibility if an object has no-export flag set.
12436 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12437 (check_SCRIPTS): Add exclude_libs_test.sh.
12438 (check_DATA): Add exclude_libs_test.syms.
12439 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12440 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12441 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12442 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12443 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12444 libexclude_libs_test_2.a): New rules.
12445 * testsuite/Makefile.in: Regenerate.
12446 * testsuite/exclude_libs_test.c: New file.
12447 * testsuite/exclude_libs_test.sh: Ditto.
12448 * testsuite/exclude_libs_test_1.c: Ditto.
12449 * testsuite/exclude_libs_test_2.c: Ditto.
12451 2009-05-15 Ian Lance Taylor <iant@google.com>
12453 * configure.ac: Check for declarations for cases where libiberty.h
12454 checks HAVE_DECL_xxx.
12455 * configure, config.in: Rebuild.
12457 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12459 * gold.h (Incremental_argument_list): Remove (invalid) forward
12461 * incremental.cc (Incremental_inputs::report_achive): New method.
12462 (Incremental_inputs::report_object): New method.
12463 (Incremental_inputs::report_script): New method.
12464 (Incremental_inputs::finalize_inputs): New method.
12465 (Incremental_inputs::finalize): Call finalize_inputs().
12466 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12467 Create inputs entries.
12468 * incremental.h (Incremental_input_type): New enum.
12469 (Incremental_inputs::Incremental_input): Initialize new fields.
12470 (Incremental_inputs::report_inputs): New method.
12471 (Incremental_inputs::report_achive): New method.
12472 (Incremental_inputs::report_object): New method.
12473 (Incremental_inputs::report_script): New method.
12474 (Incremental_inputs::finalize_inputs): New method.
12475 (Incremental_inputs::Input_info): New struct.
12476 (Incremental_inputs::Input_info_map): New typedef.
12477 (Incremental_inputs::lock_): New field.
12478 (Incremental_inputs::Inputs_): New field.
12479 (Incremental_inputs::Inputs_map): New field.
12480 * main.cc (main): Call Incremental_input::report_inputs.
12481 * options.h (Input_argument_list): Typedef moved from
12483 (Input_file_group::Files): Remove, use ::Input_argument_list.
12484 (Input_file_group::Input_argument_list): Remove, use
12485 ::Input_argument_list.
12486 * plugin.cc (Plugin_manager::add_input_file): Add error in
12488 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12490 * script.cc (read_input_script): Call
12491 Incremental_input::report_script.
12492 * script.h (Script_info): New class.
12494 2009-04-27 Ian Lance Taylor <iant@google.com>
12496 * x86_64.cc (do_adjust_output_section): Set entsize to
12499 2009-04-23 Elliott Hughes <enh@google.com>
12501 * output.cc (Output_file::close): After short writes, continue
12502 writing from the correct offset in the buffer being written.
12504 2009-04-23 Chris Demetriou <cgd@google.com>
12506 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12507 * configure: Regenerate.
12508 * config.in: Regenerate.
12509 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12510 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12512 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12514 * incremental.cc (Incremental_inputs_header_data): Renamed from
12515 Incremental_input_header_data.
12516 (Incremental_inputs_header_data::data_size): New field.
12517 (Incremental_inputs_header_data::put_input_file_count): Renamed
12518 from input_file_count.
12519 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12520 from command_line_offset.
12521 (Incremental_inputs_header_data::put_reserved): Renamed from
12523 (Incremental_inputs_entry_data): Renamed from
12524 Incremental_input_entry_data.
12525 (Incremental_inputs_entry_data::data_size): New field.
12526 (Incremental_inputs::report_command_line): New method.
12527 (Incremental_inputs::finalize): New method.
12528 (Incremental_inputs::create_incremental_inputs_data): New method.
12529 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12530 * incremental.h: New file.
12531 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12532 (Layout::finalize): Create incremental inputs section in
12533 incremental builds.
12534 (Layout::create_incremental_info_sections): New method.
12535 * layout.h (Layout::incremental_inputs): New method.
12536 (Layout::create_incremental_info_sections): New method.
12537 (Layout::incremental_inputs_): New field.
12538 * main.cc (main): Notify Incremental_input of the command line.
12540 2009-04-01 Ian Lance Taylor <iant@google.com>
12541 Mikolaj Zalewski <mikolajz@google.com>
12543 * gold.h (reserve_unordered_map): Define, three versions, one for
12544 each version of Unordered_map.
12545 * layout.cc (Layout::Layout): Remove options parameter. Add
12546 number_of_input_files parameter. Don't initialize options_.
12547 Initialize number_of_input_files_ and resized_signatures_. Move
12548 sections_are_attached_.
12549 (Layout::layout_group): Reserve space for group_signatures_.
12550 (Layout::find_or_add_kept_section): Change name parameter to be a
12551 reference. Resize signatures_ map when it gets large enough.
12552 (Layout::layout_eh_frame): Use parameters->options() instead of
12554 (Layout::make_output_section): Likewise.
12555 (Layout::attach_allocated_section_to_segment): Likewise.
12556 (Layout::finalize, Layout::create_executable_stack): Likewise.
12557 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12558 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12559 * layout.h (class Layout): Update declarations. Remove options_
12560 field. Add number_of_input_files_ and resized_signatures_
12561 fields. Move sections_are_attached_ field.
12562 * main.cc (main): Pass number of input files to Layout
12563 constructor. Don't pass options.
12565 2009-03-30 Ian Lance Taylor <iant@google.com>
12567 * ffsll.c (ffsll): Correct implementation.
12569 2009-03-27 Ian Lance Taylor <iant@google.com>
12571 * ffsll.c: New file.
12572 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12573 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12574 * ftruncate.c (ftruncate): Declare before definition.
12575 * mremap.c (mremap): Likewise.
12576 * pread.c (pread): Likewise.
12577 * configure, Makefile.in, config.in: Rebuild.
12579 * mremap.c: New file.
12580 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12581 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12582 (mremap): Declare if HAVE_MREMAP is not defined.
12583 * configure, Makefile.in, config.in: Rebuild.
12585 2009-03-27 Cary Coutant <ccoutant@google.com>
12587 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12588 position independent.
12589 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12590 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12592 2009-03-24 Cary Coutant <ccoutant@google.com>
12594 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12596 (needs_dynamic_reloc): Likewise.
12598 2009-03-24 Ian Lance Taylor <iant@google.com>
12600 * yyscript.y (file_cmd): Recognize EXTERN.
12601 (extern_name_list, extern_name_list_body): New nonterminals.
12602 * script.cc (script_add_extern): Define.
12603 * script-c.h (script_add_extern): Declare.
12605 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12607 * object.cc (is_elf_object): Define.
12608 * object.h (is_elf_object): Declare.
12609 * archive.cc (Archive::get_elf_object_for_member): Call
12611 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12613 2009-03-24 Elliott Hughes <enh@google.com>
12615 * output.cc (Output_file::map_anonymous): Define.
12616 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12617 try an anonymous one. Report the size if the mmap fails.
12618 * output.h (class Output_file): Declare map_anonymous.
12620 2009-03-24 Ian Lance Taylor <iant@google.com>
12622 * target-select.cc (instantiate_target): Don't acquire the lock if
12623 the instantiated_target_ field has already been set.
12625 2009-03-23 Ian Lance Taylor <iant@google.com>
12627 * gold-threads.h (class Initialize_lock): Define.
12628 * gold-threads.cc (class Initialize_lock_once): Define.
12629 (initialize_lock_control): New static variable.
12630 (initialize_lock_pointer): New static variable.
12631 (initialize_lock_once): New static function.
12632 (Initialize_lock::Initialize_lock): Define.
12633 (Initialize_lock::initialize): Define.
12634 * target-select.h: Include "gold-threads.h".
12635 (class Target_selector): Add lock_ and initialize_lock_ fields.
12636 Don't define instantiate_target, just declare it.
12637 * target-select.cc (Target_selector::Target_selector): Initialize
12639 (Target_selector::instantiate_target): Define.
12640 * descriptors.h: Include "gold-threads.h".
12641 (class Descriptors): Add initialize_lock_ field.
12642 * descriptors.cc (Descriptors::Descriptors): Initialize new
12644 (Descriptors::open): Use initialize_lock_ field
12645 * errors.h (class Errors): Add initialize_lock_ field.
12646 * errors.cc (Errors::Errors): Initialize new field.
12647 (Errors::initialize_lock): Use initialize_lock_ field.
12648 * powerpc.cc (class Target_selector_powerpc): Remove
12649 instantiated_target_ field. In do_recognize call
12650 instantiate_target rather than do_instantiate_target. In
12651 do_instantiate_target just allocate a new target.
12652 * sparc.cc (class Target_selector_sparc): Likewise.
12654 * freebsd.h: New file.
12655 * i386.cc: Include "freebsd.h".
12656 (Target_i386): Derive from Target_freebsd rather than
12658 (Target_selector_i386): Derive from Target_selector_freebsd rather
12659 than Target_selector.
12660 * x86_64.cc: Include "freebsd.h".
12661 (Target_x86_64): Derive from Target_freebsd rather than
12663 (Target_selector_x86_64): Derive from Target_selector_freebsd
12664 rather than Target_selector.
12665 * target.h (class Target): Add adjust_elf_header and
12666 do_adjust_elf_header.
12667 * output.cc (Output_file_header:: do_sized_write): Call target
12668 adjust_elf_header routine.
12669 * configure.tgt: Set targ_osabi.
12670 * configure.ac: Define GOLD_DEFAULT_OSABI.
12671 * parameters.cc (Parameters::default_target): Pass
12672 GOLD_DEFAULT_OSABI to select_target.
12673 * target-select.h (class Target_selector): Make instantiate_target
12674 protected rather than private.
12675 * Makefile.am (HFILES): Add freebsd.h.
12676 * configure, Makefile.in, config.in: Rebuild.
12678 * merge.cc (do_add_input_section): Correct pend value. Change
12679 message about last entry not being null terminated from error to
12682 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12684 * incremental.cc: New file.
12685 * Makefile.am (CCFILES): Add incremental.cc.
12686 * Makefile.in: Rebuild.
12688 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12690 * layout.cc (Layout::output_section_name): Preserve names
12691 of '.note.' sections.
12693 2009-03-19 Ian Lance Taylor <iant@google.com>
12695 * descriptors.cc (Descriptors::open): Check that the options are
12696 valid before using them.
12698 2009-03-18 Ian Lance Taylor <iant@google.com>
12700 * script-sections.h: Include <list>.
12701 (class Script_sections): Change Sections_elements from std::vector
12702 to std::list. Typedef public Elements_iterator. Add
12703 orphan_section_placement_, data_segment_align_start_, and
12704 saw_data_segment_align_ fields. Remove data_segment_align_index_
12706 * script-sections.cc (class Orphan_section_placement): New class.
12707 (class Sections_element): Add virtual functions is_relro and
12708 orphan_section_init. Remove virtual function place_orphan_here.
12709 (class Output_section_definition): Add is_relro and
12710 orphan_section_init. Remove place_orphan_here.
12711 (class Orphan_output_section): Likewise.
12712 (Script_sections::Script_sections): Update for field changes.
12713 (Script_sections::data_segment_align): Set saw_data_segment_align_
12714 and data_segment_align_start_, not data_segment_align_index.
12715 (Script_sections::data_segment_relro_end): Check
12716 saw_data_segment_align_. Use data_segment_align_start_ rather
12717 than data_segment_align_index_.
12718 (Script_sections::place_orphan): Rewrite to use
12719 Orphan_section_placement.
12721 2009-03-17 Ian Lance Taylor <iant@google.com>
12723 * archive.cc (Archive::add_symbols): Check for a version attached
12724 to the symbol name in the archive map.
12725 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12726 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12727 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12728 (ver_test_11.a): New target.
12729 * testsuite/Makefile.in: Rebuild.
12731 * configure.ac: Check for chsize and posix_fallocate. Replace
12733 * ftruncate.c: New file, from gnulib.
12734 * output.cc (posix_fallocate): Define dummy version if not
12735 HAVE_POSIX_FALLOCATE.
12736 (Output_file::map): Call posix_fallocate rather than lseek and
12738 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12739 * configure, Makefile.in, config.in: Rebuild.
12741 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12743 * layout.h (Layout::create_note): Add section_name parameter.
12744 * layout.cc (Layout::create_note): Likewise.
12745 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12747 2009-03-17 Ian Lance Taylor <iant@google.com>
12749 * descriptors.cc: Include "options.h".
12750 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12751 (Descriptors::open): Always use O_CLOEXEC when opening a new
12752 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12753 then set FD_CLOEXEC.
12755 * sparc.cc (class Target_sparc): Add has_got_section.
12756 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12757 make sure we have a GOT section.
12759 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12760 (Target_sparc::Scan::local): Likewise.
12761 (Target_sparc::Scan::global): Likewise.
12762 (Target_sparc::Relocate::relocate): Likewise.
12763 (Target_sparc::Relocate::relocate_tls): Likewise.
12765 * symtab.cc (Symbol_table::define_default_version): New function,
12766 broken out of add_from_object.
12767 (Symbol_table::add_from_object): Call define_default_version.
12768 (Symbol_table::define_special_symbol): Add resolve_oldsym
12769 parameter. Change all callers. If the version for a symbol comes
12770 from a version script, resolve it with the symbol with the same
12771 name with no version. Also add the symbol without a version if
12773 (do_define_in_output_data): If resolving with oldsym, don't delete
12775 (do_define_in_output_segment): Likewise.
12776 (do_define_as_constant): Likewise.
12777 * symtab.h (class Symbol_table): Update declarations.
12779 2009-03-13 Ian Lance Taylor <iant@google.com>
12781 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12782 (Read_symbols::requeue): New function.
12783 (Read_symbols::do_read_symbols): If make_elf_object fails because
12784 the target type is not configured, and the file was searched for,
12785 issue a warning and retry with the next directory.
12786 (Add_symbols::run): If the file has an incompatible format, and
12787 it was searched for, requeue the Read_symbols task. On error,
12788 release the object.
12789 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12790 dirindex parameter to constructor. Change all callers. Declare
12791 incompatible_warning and requeue.
12792 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12793 input_argument_ and input_group_ fields. Add them to
12794 constructor. Change all callers.
12795 (class Read_script): Add dirindex_ field. Add it to constructor.
12796 Change all callers.
12797 * archive.cc (Archive::setup): Remove input_objects parameter.
12798 Change all callers.
12799 (Archive::get_file_and_offset): Likewise.
12800 (Archive::read_all_symbols): Likewise.
12801 (Archive::read_symbols): Likewise.
12802 (Archive::get_elf_object_for_member): Remove input_objects
12803 parameter. Add punconfigured parameter. Change all callers.
12804 (Archive::add_symbols): Change return type to bool. Check return
12805 value of include_member.
12806 (Archive::include_all_members): Likewise.
12807 (Archive::include_member): Change return type to bool. Return
12808 false if first included object has incompatible target. Set
12809 included_member_ field.
12810 (Add_archive_symbols::run): If add_symbols returns false, requeue
12812 * archive.h (class Archive): Add included_member_ field.
12813 Initialize it in constructor. Add input_file and searched_for
12814 methods. Update declarations.
12815 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12816 input_argument_ fields. Add them to constructor. Change all
12818 * script.cc: Include "target-select.h".
12819 (class Parser_closure): Add skip_on_incompatible_target_ and
12820 found_incompatible_target_ fields. Add
12821 skip_on_incompatible_target parameter to constructor. Change all
12822 callers. Add methods skip_on_incompatible_target,
12823 clear_skip_on_incompatible_target, found_incompatible_target, and
12824 set_found_incompatible_target.
12825 (read_input_script): Add dirindex parameter. Change all callers.
12826 If parser finds an incompatible target, requeue Read_symbols
12828 (script_set_symbol): Clear skip_on_incompatible_target in
12830 (script_add_assertion, script_parse_option): Likewise.
12831 (script_start_sections, script_add_phdr): Likewise.
12832 (script_check_output_format): New function.
12833 * script.h (read_input_script): Update declaration.
12834 * script-c.h (script_check_output_format): Declare.
12835 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12836 (ignore_cmd): Remove OUTPUT_FORMAT.
12837 * fileread.cc (Input_file::Input_file): Add explicit this.
12838 (Input_file::will_search_for): New function.
12839 (Input_file::open): Add pindex parameter. Change all callers.
12840 * fileread.h (class Input_file): Add input_file_argument method.
12841 Declare will_search_for. Update declarations.
12842 * object.cc (make_elf_object): Add punconfigured parameter.
12843 Change all callers.
12844 * object.h (class Object): Make input_file public. Add
12845 searched_for method.
12846 (make_elf_object): Update declaration.
12847 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12849 * dirsearch.h (class Dirsearch): Update declaration.
12850 * options.h (class General_options): Add --warn-search-mismatch.
12851 * parameters.cc (Parameters::is_compatible_target): New function.
12852 * parameters.h (class Parameters): Declare is_compatible_target.
12853 * workqueue.cc (Workqueue::add_blocker): New function.
12854 * workqueue.h (class Workqueue): Declare add_blocker.
12856 * fileread.cc (Input_file::open): Remove options parameter.
12857 Change all callers.
12858 (Input_file::open_binary): Likewise.
12859 * script.cc (read_input_script): Likewise.
12860 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12861 options parameter from constructor. Change all callers.
12862 (class Read_script): Likewise.
12863 * fileread.h (class Input_file): Update declarations.
12864 * script.h (read_input_script): Update declaration.
12866 2009-03-10 Nick Clifton <nickc@redhat.com>
12868 * po/es.po: New Spanish translation.
12870 2009-03-06 Cary Coutant <ccoutant@google.com>
12872 * options.cc (parse_short_option): Keep dash_z from registering itself.
12874 2009-03-03 Ian Lance Taylor <iant@google.com>
12877 * target-reloc.h (relocate_section): Pass output_section to
12879 * i386.cc (Target_i386::should_apply_static_reloc): Add
12880 output_section parameter. Change all callers.
12881 (Target_i386::Relocate::relocate): Add output_section parameter.
12882 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12883 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12884 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12885 * testsuite/two_file_shared.sh: New script.
12886 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12887 (check_DATA): Add two_file_shared.dbg.
12888 (two_file_shared.dbg): New target.
12889 * testsuite/Makefile.in: Rebuild.
12891 2009-03-01 Ian Lance Taylor <iant@google.com>
12893 * configure.ac: Check for byteswap.h.
12894 * configure: Rebuild.
12895 * config.in: Rebuild.
12897 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12899 * layout.cc (Layout::find_or_add_kept_section): New function.
12900 (Layout::add_comdat): Removed.
12901 * layout.h (struct Kept_section): Move out of class Layout.
12902 Remove trailing underscores from field names. Add group_sections
12903 field. Rename group_ field to is_group. Change all uses.
12904 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12905 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12906 comdat_groups_ field.
12907 (Sized_relobj::include_section_group): Use
12908 find_or_add_kept_section and Kept_section::group_sections.
12909 (Sized_relobj::include_linkonce_section): Likewise.
12910 * object.cc (class Sized_relobj): Don't define Comdat_group or
12911 Comdat_group_table. Remove find_comdat_group and
12912 add_comdat_group. Remove comdat_groups_ field.
12913 * plugin.cc (include_comdat_group): Use
12914 Layout::find_or_add_kept_section.
12916 2009-02-28 Ian Lance Taylor <iant@google.com>
12918 * README: --gc-sections and map files are now supported. Document
12919 some build requirements.
12922 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12923 relocatable link set the value of the section symbol to zero.
12924 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12925 relocatable link don't include the section address in the local
12928 2009-02-27 Ian Lance Taylor <iant@google.com>
12931 * options.h (class Search_directory): Add is_system_directory.
12932 (class General_options): Declare is_in_system_directory.
12933 * options.cc (get_relative_sysroot): Make static.
12934 (get_default_sysroot): Make static.
12935 (General_optoins::is_in_system_directory): New function.
12936 * fileread.cc (Input_file::is_in_system_directory): New function.
12937 * fileread.h (class Input_file): Declare is_in_system_directory.
12938 * object.h (class Object): Add is_in_system_directory.
12939 (class Input_objects): Remove system_library_directory_ field.
12940 * object.cc (Input_objects::add_object): Don't set
12941 system_library_directory_.
12942 (input_objects::found_in_system_library_directory): Remove.
12943 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12944 parameter. Change all callers.
12945 (Symbol_table::sized_write_globals): Likewise.
12946 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12947 Call Object::is_in_system_directory.
12948 * symtab.h (class Symbol_table): Update declarations.
12951 * descriptors.h (Open_descriptor): Add is_on_stack field.
12952 * descriptors.cc (Descriptors::open): If the descriptor is on the
12953 top of the stack, remove it. Initialize is_on_stack field.
12954 (Descriptors::release): Only add pod to stack if it is not on the
12956 (Descriptors::close_some_descriptor): Clear stack_next and
12957 is_on_stack fields.
12960 * output.cc (Output_section::find_starting_output_address): Rename
12961 from starting_output_address; add PADDR parameter; change return
12963 * output.h (class Output_section): Declare
12964 find_starting_output_address instead of starting_output_address.
12965 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12966 section symbol for which we can't find a merge section.
12969 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12970 hidden or internal, force the symbol to be local.
12971 * resolve.cc (Symbol::override_visibility): Define.
12972 (Symbol::override_base): Use override_visibility.
12973 (Symbol_table::resolve): Likewise.
12974 (Symbol::override_base_with_special): Likewise.
12975 (Symbol_table::override_with_special): If the visibility is hidden
12976 or internal, force the symbol to be local.
12977 * symtab.h (class Symbol): Add set_visibility and
12978 override_visibility.
12979 * testsuite/ver_test_1.sh: New file.
12980 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12981 (check_DATA): Add ver_test_1.syms.
12982 (ver_test_1.syms): New target.
12983 * testsuite/Makefile.in: Rebuild.
12985 2009-02-25 Cary Coutant <ccoutant@google.com>
12987 * layout.cc (Layout::choose_output_section): Don't rename sections
12988 when using a linker script that has a SECTIONS clause.
12989 * Makefile.in: Regenerate.
12991 * testsuite/Makefile.am (script_test_5.sh): New test case.
12992 * testsuite/Makefile.in: Regenerate.
12993 * testsuite/script_test_5.cc: New file.
12994 * testsuite/script_test_5.sh: New file.
12995 * testsuite/script_test_5.t: New file.
12997 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12999 * archive.cc (Archive::include_member): Update calls to add_symbols.
13000 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13001 the Layout argument.
13002 * dynobj.h (do_add_symbols): Add the Layout argument.
13003 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13005 * object.h (Object::add_symbols): Add the Layout argument.
13006 (Object::do_add_symbols): Add the Layout argument.
13007 (Sized_relobj::do_add_symbols): Add the Layout argument.
13008 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13009 Unify the two versions.
13010 (Add_plugin_symbols): Remove.
13011 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13012 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13013 (Add_plugin_symbols): Remove.
13014 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13015 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13016 (Add_symbols::run): Make it work with Pulginobj.
13018 2009-02-06 Ian Lance Taylor <iant@google.com>
13020 * object.cc (Sized_relobj::do_layout): Make info message start
13021 with lower case letter.
13023 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13025 * binary.cc: Fix file comment.
13027 * options.h (enum Incremental_disposition): Define.
13028 (class General_options): Add new options: --incremental,
13029 --incremental_changed, --incremental_unchanged,
13030 --incremental_unknown. Add incremental_disposition_ and
13031 implicit_incremental_ fields.
13032 (General_options::incremental_disposition): New function.
13033 (class Position_dependent_options): Add incremental_disposition
13035 (Position_dependent_options::copy_from_options): Set incremental
13037 * options.cc (General_options::parse_incremental_changed): New
13039 (General_options::parse_incremental_unchanged): New function.
13040 (General_options::parse_incremental_unknown): New function.
13041 (General_options::General_options): Initialize new fields
13042 incremental_disposition_ and implicit_incremental_.
13043 (General_options::finalize): Check for uasge of --incremental-*
13044 without --incremental.
13046 2009-02-06 Chris Demetriou <cgd@google.com>
13048 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13049 pointer and to report location as the file name associated with
13051 (gold_undefined_symbol_at_location): New function to replace the
13052 old gold_undefined_symbol functionality.
13053 * target-reloc.h (relocate_section): Update to use
13054 gold_undefined_symbol_at_location.
13055 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13056 Call gold_undefined_symbol function rather than gold_error.
13057 * errors.h (Errors::undefined_symbol): Take location as a
13058 string, rather than calculating it from a relocation.
13059 * errors.cc (Errors::fatal): Print "fatal error:" before the
13061 (Errors::error, Errors::error_at_location): Print "error: "
13062 before the formatted message.
13063 (Errors::undefined_symbol): Take location as a string, rather
13064 than calculating it from a relocation.
13065 (gold_undefined_symbol_at_location): New function akin to
13066 old gold_undefined_symbol, calculates location from relocation.
13067 (gold_undefined_symbol): Change to take only a Symbol pointer
13068 and to report location as the file name associated with the symbol.
13069 * testsuite/debug_msg.sh: Update for changed error messages.
13070 * testsuite/undef_symbol.sh: Likewise.
13072 2009-02-04 Duncan Sands <baldrick@free.fr>
13075 * reduced_debug_output.h
13076 (Output_reduced_debug_abbrev_section::failed): Use format for
13078 (Output_reduced_debug_info_section::faild): Likewise.
13080 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13082 * script.cc (Lazy_demangler): New class.
13083 (Version_script_info::get_symbol_version_helper): Demangle a
13086 2009-01-29 Cary Coutant <ccoutant@google.com>
13088 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13090 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13092 2009-01-28 Ian Lance Taylor <iant@google.com>
13094 * version.cc (version_string): Bump to 1.9.
13096 * gold.h: Include <cstring> and <stdint.h>.
13097 * version.cc: Include <cstdio>.
13098 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13100 * reduced_debug_output.cc (insert_into_vector): Rename from
13101 Insert_into_vector; change all callers. Use Swap_unaligned to
13102 avoid aliasing issue; remove union since it is unnecessary.
13104 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13106 * Makefile.am (CCFILES): Add gc.cc.
13107 (HFILES): Add gc.h.
13108 * Makefile.in: Regenerate.
13109 * gold.cc (Gc_runner): New class.
13110 (queue_initial_tasks): Call garbage collection related tasks
13111 when corresponding options are invoked.
13112 (queue_middle_gc_tasks): New function.
13113 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13114 processed early before laying out sections during garbage collection.
13115 * gold.h (queue_middle_gc_tasks): New function.
13116 (is_prefix_of): Move from "layout.cc".
13117 * i386.cc (Target_i386::gc_process_relocs): New function.
13118 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13119 * main.cc (main): Create object of class "Garbage_collection".
13120 * object.cc (Relobj::copy_symbols_data): New function.
13121 (Relobj::is_section_name_included): New function.
13122 (Sized_relobj::do_layout): Allow this function to be called twice
13123 during garbage collection and defer layout of section during the
13125 * object.h (Relobj::get_symbols_data): New function.
13126 (Relobj::is_section_name_included): New function.
13127 (Relobj::copy_symbols_data): New function.
13128 (Relobj::set_symbols_data): New function.
13129 (Relobj::get_relocs_data): New function.
13130 (Relobj::set_relocs_data): New function.
13131 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13132 (Relobj::gc_process_relocs): New function.
13133 (Relobj::do_gc_process_relocs): New pure virtual function.
13134 (Relobj::sd_): New data member.
13135 (Sized_relobj::is_output_section_offset_invalid): New function.
13136 (Sized_relobj::do_gc_process_relocs): New function.
13137 * options.h (General_options::gc_sections): Modify to not be a no-op.
13138 (General_options::print_gc_sections): New option.
13139 * plugin.cc (Plugin_finish::run): Remove function call to
13140 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13141 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13142 * reloc.cc (Read_relocs::run): Add task to process relocs and
13143 determine unreferenced sections when doing garbage collection.
13144 (Gc_process_relocs): New class.
13145 (Sized_relobj::do_gc_process_relocs): New function.
13146 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13147 sections that are garbage collected.
13148 * reloc.h (Gc_process_relocs): New class.
13149 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13150 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13151 symbols whose corresponding sections are garbage collected.
13152 (Symbol_table::Symbol_table): Add new parameter for the garbage
13154 (Symbol_table::gc_mark_undef_symbols): New function.
13155 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13156 (Symbol_table::gc_mark_dyn_syms): New function.
13157 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13159 (Symbol_table::add_from_object): Likewise.
13160 (Symbol_table::add_from_relobj): When building shared objects, do not
13161 treat externally visible symbols as garbage.
13162 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13163 table information for static and relocatable links.
13164 * symtab.h (Symbol_table::set_gc): New function.
13165 (Symbol_table::gc): New function.
13166 (Symbol_table::gc_mark_undef_symbols): New function.
13167 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13168 (Symbol_table::gc_mark_dyn_syms): New function.
13169 (Symbol_table::gc_): New data member.
13170 * target.h (Sized_target::gc_process_relocs): New pure virtual
13172 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13173 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13175 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13177 * options.h (General_options::gc_sections): Define as a no-op for now.
13178 (General_options::no_keep_memory): Ditto.
13179 (General_options::Bshareable): Define.
13180 * options.cc (General_options::finalize): Honor -Bshareable.
13182 2009-01-20 Andreas Schwab <schwab@suse.de>
13184 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13185 read the value in the contents, since we don't use it. Use the
13186 template endianness when writing.
13187 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13189 2009-01-19 Andreas Schwab <schwab@suse.de>
13191 * configure.tgt (powerpc64-*): Fix targ_obj.
13193 2009-01-15 Ian Lance Taylor <iant@google.com>
13195 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13196 local symbols when stripping all symbols.
13198 2009-01-14 Cary Coutant <ccoutant@google.com>
13200 * output.cc (Output_reloc): Add explicit instantiations.
13202 2009-01-14 Cary Coutant <ccoutant@google.com>
13204 * archive.cc (Archive::get_elf_object_for_member): Remove call
13205 to File_read::claim_for_plugin.
13206 * descriptors.cc (Descriptors::open): Remove reference to
13208 (Descriptors::claim_for_plugin): Remove.
13209 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13210 (Descriptors::is_claimed): Remove.
13211 (claim_descriptor_for_plugin): Remove.
13212 * fileread.cc (File_read::claim_for_plugin): Remove.
13213 * fileread.h (File_read::claim_for_plugin): Remove.
13214 (File_read::descriptor): Reopen descriptor if necessary.
13215 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13216 (Plugin_manager::all_symbols_read): Add task parameter. Change
13218 (Plugin_manager::get_input_file): New function.
13219 (Plugin_manager::release_input_file): New function.
13220 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13221 corresponding data member.
13222 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13223 and pass to base constructor. Change all callers.
13224 (get_input_file, release_input_file): New functions.
13225 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13226 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13227 (Plugin_manager::all_symbols_read): Add task parameter.
13228 (Plugin_manager::get_input_file): New function.
13229 (Plugin_manager::release_input_file): New function.
13230 (Plugin_manager::task_): New data member.
13231 (Pluginobj::Pluginobj): Add filesize parameter.
13232 (Pluginobj::filename): New function.
13233 (Pluginobj::descriptor): New function.
13234 (Pluginobj::filesize): New function.
13235 (Pluginobj::filesize_): New data member.
13236 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13237 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13238 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13240 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13241 with archive libraries.
13242 * testsuite/Makefile.in: Regenerate.
13243 * testsuite/plugin_test.c (struct sym_info): New type.
13244 (get_input_file, release_input_file): New static variables.
13245 (onload): Capture new transfer vector entries.
13246 (claim_file_hook): Stop reading at end of file according to filesize.
13247 Factor out parsing of readelf output into separate function.
13248 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13249 APIs and get the source file name from the symbol table. Convert
13250 source file name to corresponding object file name. Print info
13251 message when adding new input files.
13252 (parse_readelf_line): New function.
13253 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13254 * testsuite/plugin_test_2.sh: Likewise.
13255 * testsuite/plugin_test_3.sh: Likewise.
13256 * testsuite/plugin_test_4.sh: New test case.
13258 2009-01-07 Ian Lance Taylor <iant@google.com>
13260 * version.cc (version_string): Bump to 1.8.
13262 2008-12-23 Cary Coutant <ccoutant@google.com>
13264 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13265 * plugin.cc (Plugin_manager::finish): Rename as
13266 layout_deferred_objects. Move cleanup to separate function.
13267 (Plugin_manager::cleanup): New function.
13268 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13270 * plugin.h (Plugin_manager::finish): Rename as
13271 layout_deferred_objects.
13272 (Plugin_manager::cleanup): New function.
13273 (Plugin_manager::cleanup_done): New field.
13275 2008-12-23 Cary Coutant <ccoutant@google.com>
13277 * plugin.cc (is_visible_from_outside): New function.
13278 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13279 so we don't return "IR only" status for exported symbols or -r links.
13281 * testsuite/Makefile.am (plugin_test_3): New test case.
13282 * testsuite/Makefile.in: Regenerate.
13283 * testsuite/plugin_test_3.sh: New file.
13285 2008-12-22 Cary Coutant <ccoutant@google.com>
13287 * object.cc (Sized_relobj::layout_section): New function.
13288 (Sized_relobj::do_layout): Defer layout of input sections until after
13289 plugin has provided replacement files.
13290 (Sized_relobj::do_layout_deferred_sections): New function.
13291 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13292 (Relobj::layout_deferred_sections): New function.
13293 (Relobj::do_layout_deferred_sections): New function.
13294 (Sized_relobj::do_layout_deferred_sections): New function.
13295 (Sized_relobj::layout_section): New function.
13296 (Sized_relobj::Deferred_layout): New structure.
13297 (Sized_relobj::deferred_layout_): New field.
13298 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13299 Change all callers. Layout deferred sections.
13300 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13302 (Plugin_hook::run): Move code from do_plugin_hook inline.
13303 (Plugin_hook::do_plugin_hook): Remove.
13304 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13305 (Plugin_manager::finish): Renamed, was cleanup.
13306 (Plugin_manager::should_defer_layout): New function.
13307 (Plugin_manager::add_deferred_layout_object): New function.
13308 (Plugin_manager::Deferred_layout_list): New type.
13309 (Plugin_manager::deferred_layout_objects_): New field.
13310 (Plugin_hook::do_plugin_hook): Remove.
13312 2008-12-17 Ian Lance Taylor <iant@google.com>
13314 * options.h (class General_options): Add --no case for
13317 2008-12-16 Cary Coutant <ccoutant@google.com>
13319 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13321 (Plugin_manager::claim_file): Create plugin object even if
13322 plugin did not call the add_symbols callback.
13323 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13324 asking for more symbols than were added.
13325 * testsuite/Makefile.am (plugin_test_1): Add test case with
13327 (empty.syms): New target.
13328 * testsuite/Makefile.in: Regenerate.
13329 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13330 message. Don't call add_symbols if no globals.
13331 (all_symbols_read_hook): Don't provide replacement for empty
13334 2008-12-12 Ian Lance Taylor <iant@google.com>
13336 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13337 r_type == 0 for a local symbol with r_sym == 0.
13338 (scan_relocatable_relocs): Pass r_sym to
13339 local_non_section_strategy.
13340 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13343 * configure.ac: Update test for TLS descriptors: they are
13344 supported as of glibc 2.9.
13345 * configure: Rebuild.
13347 2008-12-11 Ian Lance Taylor <iant@google.com>
13350 * target-reloc.h (Default_scan_relocatable_relocs): For each
13351 function, map r_type == 0 to RELOC_DISCARD.
13353 2008-12-10 Cary Coutant <ccoutant@google.com>
13355 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13356 object to override a kept COMDAT group from a plugin object.
13358 2008-12-09 Ian Lance Taylor <iant@google.com>
13361 * yyscript.y (file_cmd): Handle INPUT.
13363 * testsuite/initpri1.c: Change all declarations to be full
13364 prototypes by adding void, to avoid compiler warnings.
13366 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13368 * options.cc (General_options::parse_plugin_opt): New.
13369 (General_options::add_plugin): The argument now is just the filename.
13370 (General_options::add_plugin_option): New.
13371 * options.h (plugin_opt): New.
13372 (add_plugin): Change argument name.
13373 (add_plugin_option): New.
13374 * plugin.cc (Plugin::load): Don't parse the plugin option.
13375 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13376 (Plugin::add_option): New.
13377 (Plugin::args_): Change type.
13378 (Plugin::filename_): New.
13379 (Plugin_manager::add_plugin_option): New.
13380 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13381 * testsuite/Makefile.in: Regenerate.
13383 2008-12-05 Cary Coutant <ccoutant@google.com>
13385 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13386 Handle --strip-lto-sections option.
13387 * options.h (strip_lto_sections): New option.
13389 2008-12-01 Cary Coutant <ccoutant@google.com>
13391 * plugin.cc (ld_plugin_message): Change format parameter to const.
13392 Fix mismatch between new[] and delete.
13394 2008-11-14 Cary Coutant <ccoutant@google.com>
13396 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13399 2008-11-05 Craig Silverstein <csilvers@google.com>
13401 * options.cc (General_options::parse_dynamic_list): New function.
13402 * options.h (General_options): New flags dynamic_list,
13403 dynamic_list_data, dynamic_list_cpp_new, and
13404 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13405 (General_options::in_dynamic_list): New function.
13406 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13407 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13408 (Lex::can_continue_name): Likewise.
13410 (read_script_file): New parameter script_options.
13411 (read_dynamic_list): New function.
13412 (Script_options::define_dynamic_list): New function.
13413 (dynamic_list_keyword_parsecodes): New variable.
13414 (dynamic_list_keywords): New variable.
13415 * script.h (Script_options::define_dynamic_list): New function
13417 (read_dynamic_list): New function prototype.
13418 * symtab.cc (strprefix): New macro.
13419 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13420 dynamic_list_data, dynamic_list_cpp_new, and
13421 dynamic_list_cpp_typeinfo.
13422 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13423 (dynamic_list_expr): New rule.
13424 (dynamic_list_nodes): Likewise.
13425 (dynamic_list_node): Likewise.
13426 * testsuite/Makefile.am (dynamic_list): New test.
13427 * testsuite/Makefile.in: Regenerated.
13428 * testsuite/dynamic_list.t: New file.
13429 * testsuite/dynamic_list.sh: New file.
13431 2008-11-05 Craig Silverstein <csilvers@google.com>
13433 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13434 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13435 (t11_last): Likewise.
13436 * testsuite/ver_test_6.c (main): Likewise.
13438 2008-10-07 Cary Coutant <ccoutant@google.com>
13440 * options.c (General_options::finalize): Add check for -static and
13442 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13445 2008-10-02 Cary Coutant <ccoutant@google.com>
13447 * plugin.cc (make_sized_plugin_object): Fix conditional
13448 compilation to work when not all targets are enabled.
13450 2008-09-29 Cary Coutant <ccoutant@google.com>
13452 * archive.cc (Archive::get_file_and_offset): Use filename instead
13453 of name to get library path.
13454 (Archive::include_member): Unlock external member of a thin archive.
13456 * testsuite/Makefile.am (TEST_AR): New variable.
13457 (thin_archive_test_1): New test.
13458 (thin_archive_test_2): New test.
13459 * testsuite/Makefile.in: Regenerate.
13460 * testsuite/thin_archive_main.cc: New file.
13461 * testsuite/thin_archive_test_1.cc: New file.
13462 * testsuite/thin_archive_test_2.cc: New file.
13463 * testsuite/thin_archive_test_3.cc: New file.
13464 * testsuite/thin_archive_test_4.cc: New file.
13466 2008-09-29 Cary Coutant <ccoutant@google.com>
13468 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13469 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13471 (Sized_relobj::do_finalize_local_symbols): Likewise.
13472 (Sized_relobj::map_to_kept_section): Likewise.
13473 * object.h (Sized_relobj::invalid_address): New constant.
13474 (Sized_relobj::do_output_section_offset): Check for invalid_address
13476 * output.cc (Output_reloc::local_section_offset): Use constant
13477 invalid_address instead of -1U.
13478 (Output_reloc::get_address): Likewise.
13479 (Output_section::output_address): Change -1U to -1ULL.
13480 * output.h (Output_reloc::invalid_address): New constant.
13481 * reloc.cc (Sized_relobj::write_sections): Use constant
13482 invalid_address instead of -1U.
13483 (Sized_relobj::relocate_sections): Likewise.
13484 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13485 values for merge sections.
13486 * target-reloc.h (relocate_for_relocatable): Use constant
13487 invalid_address instead of -1U.
13489 2008-09-19 Cary Coutant <ccoutant@google.com>
13491 Add plugin functionality for link-time optimization (LTO).
13492 * configure.ac (plugins): Add --enable-plugins option.
13493 * configure: Regenerate.
13494 * config.in: Regenerate.
13495 * Makefile.am (LIBDL): New variable.
13496 (CCFILES): Add plugin.cc.
13497 (HFILES): Add plugin.h.
13498 (ldadd_var): Add LIBDL.
13499 * Makefile.in: Regenerate.
13501 * archive.cc: Include "plugin.h".
13502 (Archive::setup): Don't preread archive symbols when using a plugin.
13503 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13504 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13506 (Archive::include_member): Add symbols from plugin objects.
13507 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13508 * descriptors.cc (Descriptors::open): Check for file descriptors
13509 abandoned by plugins.
13510 (Descriptors::claim_for_plugin): New function.
13511 * descriptors.h (Descriptors::claim_for_plugin): New function.
13512 (Open_descriptor::is_claimed): New field.
13513 (claim_descriptor_for_plugin): New function.
13514 * fileread.cc (File_read::claim_for_plugin): New function.
13515 * fileread.h (File_read::claim_for_plugin): New function.
13516 (File_read::descriptor): New function.
13517 * gold.cc: Include "plugin.h".
13518 (queue_initial_tasks): Add task to call plugin hooks for generating
13520 * main.cc: Include "plugin.h".
13521 (main): Load plugin libraries.
13522 * object.h (Pluginobj): Declare.
13523 (Object::pluginobj): New function.
13524 (Object::do_pluginobj): New function.
13525 (Object::set_target): New function.
13526 * options.cc: Include "plugin.h".
13527 (General_options::parse_plugin): New function.
13528 (General_options::General_options): Initialize plugins_ field.
13529 (General_options::add_plugin): New function.
13530 * options.h (Plugin_manager): Declare.
13531 (General_options): Add --plugin option.
13532 (General_options::has_plugins): New function.
13533 (General_options::plugins): New function.
13534 (General_options::add_plugin): New function.
13535 (General_options::plugins_): New field.
13536 * plugin.cc: New file.
13537 * plugin.h: New file.
13538 * readsyms.cc: Include "plugin.h".
13539 (Read_symbols::do_read_symbols): Check for archive before checking
13540 for ELF file. Call plugin hooks to claim files.
13541 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13542 from a real object file; force override when processing replacement
13544 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13545 (Symbol::init_base_object): Likewise.
13546 (Symbol::init_base_output_data): Likewise.
13547 (Symbol::init_base_output_segment): Likewise.
13548 (Symbol::init_base_constant): Likewise.
13549 (Symbol::init_base_undefined): Likewise.
13550 (Symbol::output_section): Assert that object is not a plugin.
13551 (Symbol_table::add_from_pluginobj): New function.
13552 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13554 (Symbol_table::sized_write_globals): Likewise.
13555 (Symbol_table::add_from_pluginobj): Instantiate template.
13556 * symtab.h (Sized_pluginobj): Declare.
13557 (Symbol::in_real_elf): New function.
13558 (Symbol::set_in_real_elf): New function.
13559 (Symbol::in_real_elf_): New field.
13560 (Symbol_table::add_from_pluginobj): New function.
13562 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13563 (LIBDL): New variable.
13564 (LDADD): Add LIBDL.
13565 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13566 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13567 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13568 (MOSTLYCLEANFILES): Likewise.
13569 * testsuite/Makefile.in: Regenerate.
13570 * testsuite/plugin_test.c: New file.
13571 * testsuite/plugin_test_1.sh: New file.
13572 * testsuite/plugin_test_2.sh: New file.
13574 2008-09-16 Ian Lance Taylor <iant@google.com>
13576 * target-reloc.h (relocate_section): Check whether a symbol is
13577 defined by the ABI before reporting an undefined symbol error.
13578 * target.h (Target::is_defined_by_abi): Make parameter const.
13579 (Target::do_is_defined_by_abi): Likewise.
13580 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13581 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13582 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13583 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13584 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13585 * testsuite/Makefile.in: Rebuild.
13587 * fileread.cc (make_view): Add casts to avoid warning.
13589 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13591 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13592 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13594 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13596 * options.h (General_options::output_is_executable): New.
13597 (General_options::output_is_pie): New.
13598 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13599 for shared libraries.
13600 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13602 2008-09-11 Chris Demetriou <cgd@google.com>
13604 * options.h (origin): New -z option.
13605 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13606 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13609 2008-09-05 Cary Coutant <ccoutant@google.com>
13611 * fileread.cc (File_read::make_view): Add check for attempt to map
13612 beyond end of file.
13614 2008-09-05 Cary Coutant <ccoutant@google.com>
13616 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13617 explicit instantiations.
13619 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13622 * options.cc (General_options::finalize): Allow undefined symbols
13623 in shlibs if linking -shared.
13626 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13627 symbols as not needing a dynsym entry.
13629 2008-08-20 Craig Silverstein <csilvers@google.com>
13631 * fileread.cc (File_read::open): Do not lock the file unless it
13632 was successfully opened.
13634 2008-08-14 Cary Coutant <ccoutant@google.com>
13636 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13637 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13638 * testsuite/tls_test.cc (struct int128): 128-bit struct
13639 for testing TLS relocs with non-zero addend.
13640 (v12): New TLS variable.
13642 (t_last): Add check for v12.
13643 * testsuite/tls_test.h (t12): New function.
13644 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13646 2008-08-13 Ian Lance Taylor <iant@google.com>
13648 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13649 set tls_segment_ or relro_segment_.
13650 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13652 * output.h (Output_section::clear_is_relro): New function.
13653 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13654 sections specially even when output_data_ is empty.
13655 (Output_segment::maximum_alignment): When first section is relro,
13656 only force alignment for PT_LOAD segments.
13657 * script.cc (script_data_segment_align): New function.
13658 (script_data_segment_relro_end): New function.
13659 * script-c.h (script_data_segment_align): Declare.
13660 (script_data_segment_relro_end): Declare.
13661 * script-sections.h (class Script_sections): Declare
13662 data_segment_align and data_segment_relro_end. Add fields
13663 segment_align_index_ and saw_relro_end_.
13664 * script-sections.cc (class Sections_element): Add set_is_relro
13665 virtual function. Add new bool* parameter to place_orphan_here.
13666 Add get_output_section virtual function.
13667 (class Output_section_definition): Add set_is_relro. Add new
13668 bool* parameter to place_orphan_here. Add get_output_section.
13669 Add is_relro_ field.
13670 (Output_section_definition::Output_section_definition): Initialize
13671 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13672 and is_relro_ fields.
13673 (Output_section_definition::place_orphan_here): Add is_relro
13675 (Output_section_definition::set_section_addresses): Set relro for
13677 (Output_section_definition::alternate_constraint): Likewise.
13678 (class Orphan_output_section): Add new bool* parameter to
13679 place_orphan_here. Add get_output_section.
13680 (Orphan_output_section::place_orphan_here): Add is_relro
13682 (Script_sections::Script_sections): Initialize
13683 data_segment_align_index_ and saw_relro_end_.
13684 (Script_sections::data_segment_align): New function.
13685 (Script_sections::data_segment_relro_end): New function.
13686 (Script_sections::place_orphan): Set or clear is_relro.
13687 (Script_sections::set_section_addresses): Force alignment of first
13689 * yyscript.y (exp): Call script_data_segment_align and
13690 script_data_segment_relro_end.
13691 * testsuite/relro_script_test.t: New file.
13692 * testsuite/relro_test.cc (using_script): Declare.
13693 (t1, t2): Test using_script.
13694 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13695 (relro_script_test_SOURCES): Define.
13696 (relro_script_test_DEPENDENCIES): Define.
13697 (relro_script_test_LDFLAGS): Define.
13698 (relro_script_test_LDADD): Define.
13699 (relro_script_test.so): New target.
13700 * testsuite/Makefile.in: Rebuild.
13702 2008-08-06 Cary Coutant <ccoutant@google.com>
13704 * archive.cc (Archive::total_archives, Archive::total_members)
13705 (Archive::total_members_loaded): New variables.
13706 (Archive::setup): Add parameter. Add option to preread
13708 (Archive::read_armap): Add counter.
13709 (Archive::get_file_and_offset): New function.
13710 (Archive::get_elf_object_for_member): New function.
13711 (Archive::read_all_symbols): New function.
13712 (Archive::read_symbols): New function.
13713 (Archive::add_symbols): Add counters.
13714 (Archive::include_all_members): Use armap to find members if it's
13716 (Archive::include_member): Skip reading symbols if already read.
13717 Factored code into Archive::get_file_and_offset and
13718 Archive::get_elf_object_for_member. Changed call to
13719 Mapfile::report_include_archive_member.
13720 (Archive::print_stats): New function.
13721 * archive.h: Declare Object and Read_symbols_data classes.
13722 (Archive::Archive): Add initializers for new members.
13723 (Archive::setup): Add parameter.
13724 (Archive::print_stats): New function.
13725 (Archive::total_archives, Archive::total_members)
13726 (Archive::total_members_loaded): New variables.
13727 (Archive::get_file_and_offset): New function.
13728 (Archive::get_elf_object_for_member): New function.
13729 (Archive::read_all_symbols): New function.
13730 (Archive::read_symbols): New function.
13731 (Archive::Archive_member): New class.
13732 (Archive::members_): New member.
13733 (Archive::num_members_): New member.
13734 * main.cc: Include archive.h.
13735 (main): Call Archive::print_stats.
13736 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13737 archive parameter; member_name is now the fully-decorated name.
13738 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13739 * options.h: (General_options): Add --preread-archive-symbols option.
13740 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13743 2008-08-04 Ian Lance Taylor <iant@google.com>
13745 * symtab.h (Symbol::use_plt_offset): New function.
13746 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13747 * powerpc.cc (Relocate::relocate): Likewise.
13748 * sparc.cc (Relocate::relocate): Likewise.
13749 * x86_64.cc (Relocate::relocate): Likewise.
13750 * testsuite/weak_plt.sh: New test.
13751 * testsuite/weak_plt_main.cc: New test.
13752 * testsuite/weak_plt_shared.cc: New test.
13753 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13754 (check_PROGRAMS): Add weak_plt.
13755 (check_DATA): Add weak_plt_shared.so.
13756 (weak_plt_main_pic.o, weak_plt): New targets.
13757 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13758 * testsuite/Makefile.in: Rebuild.
13760 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13762 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13763 * testsuite/Makefile.in: Rebuild.
13765 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13767 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13768 * Makefile.in: Regenerate.
13769 * po/POTFILES.in: Regenerate.
13771 2008-07-29 Ian Lance Taylor <iant@google.com>
13773 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13774 symbols before other symbols.
13775 * testsuite/script_test_2.cc (test_addr): Declare.
13776 (test_addr_alias): Declare.
13777 (main): Check that test_addr and test_addr_alias have the right
13779 * testsuite/script_test_2.t: Define test_addr_alias and
13782 2008-07-24 Ian Lance Taylor <iant@google.com>
13785 * descriptors.cc: New file.
13786 * descriptors.h: New file.
13787 * gold-threads.h (class Hold_optional_lock): New class.
13788 * fileread.cc: Include "descriptors.h".
13789 (File_read::~File_read): Release descriptor rather than closing
13791 (File_read::open) [file]: Call open_descriptor rather than open.
13792 Set is_descriptor_opened_.
13793 (File_read::open) [memory]: Assert that descriptor is not open.
13794 (File_read::reopen_descriptor): New function.
13795 (File_read::release): Release descriptor.
13796 (File_read::do_read): Make non-const. Reopen descriptor.
13797 (File_read::read): Make non-const.
13798 (File_read::make_view): Reopen descriptor.
13799 (File_read::do_readv): Likewise.
13800 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13801 Update declarations.
13802 * layout.cc: Include "descriptors.h".
13803 (Layout::create_build_id): Use open_descriptor rather than open.
13804 * output.cc: Include "descriptors.h".
13805 (Output_file::open): Use open_descriptor rather than open.
13806 * archive.cc (Archive::const_iterator): Change Archive to be
13808 (Archive::begin, Archive::end): Make non-const.
13809 (Archive::count_members): Likewise.
13810 * archive.h (class Archive): Update declarations.
13811 * object.h (Object::read): Make non-const.
13812 * Makefile.am (CCFILES): Add descriptors.cc.
13813 (HFILES): Add descriptors.h.
13814 * Makefile.in: Rebuild.
13817 * gold.h: Always include <clocale>. Add Solaris workarounds
13818 following code in binutils/sysdep.h.
13821 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13822 this->eh_frame_hdr_ is NULL before using it.
13824 * dynobj.cc (Versions::Versions): Update comment.
13826 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13827 the base version name.
13829 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13830 array size plus one.
13831 (Stringpool_template::set_string_offsets): Subtract one from key
13832 before using it as an array index.
13833 (Stringpool_template::get_offset_with_length): Likewise.
13834 (Stringpool_template::write_to_buffer): Likewise.
13835 * stringpool.h (Stringpool_template::get_offset_from_key):
13838 2008-07-23 Ian Lance Taylor <iant@google.com>
13841 * object.h (Merged_symbol_value::value): Do our best to handle a
13845 * script.cc (Version_script_info::get_versions): Don't add empty
13846 version tag to return value.
13847 (Version_script_info::get_symbol_version_helper): Change return
13848 type to bool. Add pversion parameter. Change all callers.
13849 (script_register_vers_node): Don't require a non-NULL tag.
13850 * script.h (class Version_script_info): Update declarations.
13851 (Version_script_info::get_symbol_version): Change return type to
13852 bool. Add version parameter. Change all callers.
13853 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13854 handling. Handle an empty version from a version script.
13855 (Symbol_table::define_special_symbol): Likewise.
13856 * testsuite/ver_test_10.script: New file.
13857 * testsuite/ver_test_10.sh: New file.
13858 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13859 (check_DATA): Add ver_test_10.syms.
13860 (ver_test_10.syms, ver_test_10.so): New target.
13861 * testsuite/Makefile.in: Rebuild.
13863 2008-07-23 Simon Baldwin <simonb@google.com>
13865 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13866 to zero for undefined symbols from dynamic libraries.
13868 2008-07-23 Ian Lance Taylor <iant@google.com>
13870 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13871 Change all callers.
13872 * symtab.h (class Symbol_table): Update declaration.
13873 * testsuite/ver_test_9.cc: New file.
13874 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13875 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13876 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13877 (ver_test_9.so, ver_test_9.o): New targets.
13878 * testsuite/Makefile.in: Rebuild.
13880 2008-07-22 Ian Lance Taylor <iant@google.com>
13882 * options.h (class General_options): Define --check-sections.
13883 * layout.cc (Layout::set_segment_offsets): Handle
13886 * options.h (class General_options): Define -n/--nmagic and
13888 * options.cc (General_options::finalize): For -n/--nmagic or
13889 -N/--omagic, set -static.
13890 * layout.cc (Layout::attach_allocated_section_to_segment): If
13891 -N/--omagic, don't put read-only and read-write sections in
13892 different segments.
13893 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13894 finding a read-only segment.
13895 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13896 don't set the minimum segment alignment to the common page size,
13897 and don't set the file offset to the address modulo the page size.
13898 * script-sections.cc (Script_sections::create_segments): If
13899 -n/--omagic, don't put read-only and read-write sections in
13900 different segments.
13902 * cref.cc: New file.
13903 * cref.h: New file.
13904 * options.h (class General_options): Add --print-symbol-counts.
13905 * main.cc (main): Issue defined symbol report if requested.
13906 * archive.cc (Archive::interpret_header): Make into a const member
13908 (Archive::add_symbols): Call Input_objects::archive_start and
13910 (Archive::const_iterator): Define new class.
13911 (Archive::begin, Archive::end): New functions.
13912 (Archive::include_all_members): Rewrite to use iterator.
13913 (Archive::count_members): New function.
13914 * archive.h (class Archive): Update declarations.
13915 (Archive::filename): New function.
13916 * object.cc: Include "cref.h".
13917 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13918 (Sized_relobj::do_get_global_symbol_counts): New function.
13919 (Input_objects::add_object): Add object to cross-referencer.
13920 (Input_objects::archive_start): New function.
13921 (Input_objects::archive_stop): New function.
13922 (Input_objects::print_symbol_counts): New function.
13923 * object.h: Declare Cref and Archive.
13924 (Object::get_global_symbol_counts): New function.
13925 (Object::do_get_global_symbol_counts): New pure virtual function.
13926 (class Sized_relobj): Add defined_count_ field. Update
13928 (class Input_objects): Add cref_ field. Update constructor.
13929 Update declarations.
13930 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13932 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13934 (Sized_dynobj::do_get_global_symbol_counts): New function.
13935 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13936 defined_count_. Update declarations. Define Symbols typedef.
13937 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13938 parameter. Change all callers.
13939 (Symbol_table::add_from_dynobj): Add sympointers and defined
13940 parameters. Change all callers.
13941 * symtab.h (class Symbol_table): Update declarations.
13942 * Makefile.am (CCFILES): Add cref.cc.
13943 (HFILES): Add cref.h.
13944 * Makefile.in: Rebuild.
13946 2008-07-22 Simon Baldwin <simonb@google.com>
13948 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13949 to zero when writing undefined symbols.
13951 2008-07-22 Ian Lance Taylor <iant@google.com>
13953 * output.cc (Output_section::add_input_section): Don't try to
13954 merge empty merge sections.
13956 2008-07-21 Craig Silverstein <csilvers@google.com>
13958 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13959 Include symbol version in error message.
13961 2008-07-20 Chris Demetriou <cgd@google.com>
13963 * configure.ac (gold_cv_c_random_seed): New configured variable.
13964 (RANDOM_SEED_CFLAGS): New substituted variable.
13965 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13966 * configure: Rebuild.
13967 * Makefile.in: Likewise.
13968 * testsuite/Makefile.in: Likewise.
13970 2008-07-18 Ian Lance Taylor <iant@google.com>
13972 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13973 where we see NAME/NULL and NAME/VERSION as separate symbols.
13974 * testsuite/ver_test_main.cc (main): Call t4.
13975 (t4, t4_2a): Define.
13976 * testsuite/ver_test_2.cc (t4_2): Define.
13977 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13978 * testsuite/ver_test_4.cc (t4_2a): Define.
13979 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13980 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13982 2008-07-17 Ian Lance Taylor <iant@google.com>
13984 * dynobj.cc (Versions::add_def): If we give an error about a
13985 missing version, go ahead and create the version anyhow.
13987 2008-07-10 Ian Lance Taylor <iant@google.com>
13989 Handle output sections with more than 0x7fffffff bytes.
13990 * object.h (class Relobj): Change map_to_output_ to
13991 output_sections_, and just keep a section pointer. Change all
13992 uses. Move comdat group support to Sized_relobj.
13993 (Relobj::is_section_specially_mapped): Remove.
13994 (Relobj::output_section): Remove poff parameter. Change all
13996 (Relobj::output_section_offset): New function.
13997 (Relobj::set_section_offset): Rewrite.
13998 (Relobj::map_to_output): Remove.
13999 (Relobj::output_sections): New function.
14000 (Relobj::do_output_section_offset): New pure virtual function.
14001 (Relobj::do_set_section_offset): Likewise.
14002 (class Sized_relobj): Add section_offsets_ field. Add comdat
14003 group support from Relobj. Update declarations.
14004 (Sized_relobj::get_output_section_offset): New function.
14005 (Sized_relobj::do_output_section_offset): New function.
14006 (Sized_relobj::do_set_section_offset): New function.
14007 * object.cc (Relobj::output_section_address): Remove.
14008 (Sized_relobj::Sized_relobj): Initialize new fields.
14009 (Sized_relobj::include_section_group): Cast find_kept_object to
14011 (Sized_relobj::include_linkonce_section): Likewise.
14012 (Sized_relobj::do_layout): Use separate arrays for output section
14014 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14016 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14017 output_sections and section_offsets.
14018 (Sized_relobj::write_local_symbols): Likewise.
14019 (map_to_kept_section): Compute output address directly.
14020 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14021 output_sections and section_offsets.
14022 (Sized_relobj::write_sections): Likewise.
14023 (Sized_relobj::relocate_sections): Likewise.
14024 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14025 * output.h (class Output_reloc): Update declarations. Change
14026 u2_.relobj to Sized_relobj*.
14027 (class Output_data_reloc): Change add functions to use
14029 * output.cc (Output_reloc::Output_reloc): Change relobj to
14031 (Output_reloc::local_section_offset): Change return type to
14032 Elf_Addr. Use get_output_section_offset.
14033 (Output_reloc::get_address): Likewise.
14034 (Output_section::is_input_address_mapped): Don't call
14035 is_section_specially_mapped.
14036 (Output_section::output_offset): Likewise.
14037 (Output_section::output_address): Likewise.
14038 (Output_section::starting_output_address): Likewise.
14039 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14040 parameter to Sized_relobj*.
14041 (Copy_relocs::need_copy_reloc): Likewise.
14042 (Copy_relocs::save): Likewise.
14043 * copy-relocs.h (class Copy_relocs): Update declarations.
14044 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14045 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14046 * target-reloc.h (relocate_for_relocatable): Change
14047 offset_in_output_section type to Elf_Addr. Change code that uses
14049 * layout.cc (Layout::layout): Always set *off.
14050 * mapfile.cc (Mapfile::print_input_section): Use
14051 output_section_offset.
14052 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14054 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14055 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14056 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14058 2008-07-03 Ian Lance Taylor <iant@google.com>
14060 * layout.cc (Layout::include_section): Do not discard unrecognized
14061 SHT_STRTAB sections.
14063 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14065 * script.cc (Lex::can_continue_name): Make '?' allowable in
14066 version-script names.
14067 * testsuite/version_script.map: Change glob pattern to use '?'
14069 2008-06-30 Manish Singh <yosh@gimp.org>
14072 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14075 2008-06-30 Ian Lance Taylor <iant@google.com>
14079 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14080 versions]: Don't try to read the value in the contents, since we
14081 don't use it. Use the template endianness when writing.
14083 2008-06-25 Cary Coutant <ccoutant@google.com>
14085 * fileread.cc (File_read::make_view): Assert on zero-length view.
14086 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14087 symbol table when there are no symbols to read.
14089 2008-06-23 Craig Silverstein <csilvers@google.com>
14091 * version.cc (version_string): Bump to 1.7
14093 2008-06-18 Craig Silverstein <csilvers@google.com>
14095 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14096 constant 0xFFFF to type Valtype.
14097 (Powerpc_relocate_functions::rel16_ha): Likewise.
14099 2008-06-17 Ian Lance Taylor <iant@google.com>
14101 * output.h (Output_section::Input_section): Initialize p2align_ to
14102 zero for Output_section_data constructors.
14103 (Output_section::Input_section::addralign): If not an input
14104 section, return the alignment of the Output_section_data.
14105 * testsuite/copy_test.cc: New file.
14106 * testsuite/copy_test_1.cc: New file.
14107 * testsuite/copy_test_2.cc: New file.
14108 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14109 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14110 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14111 (copy_test_1_pic.o, copy_test_1.so): New targets.
14112 (copy_test_2_pic.o, copy_test_2.so): New targets.
14113 * testsuite/Makefile.in: Rebuild.
14115 * script-sections.cc (Script_sections::place_orphan): Initialize
14116 local variable exact.
14118 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14120 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14122 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14123 David S. Miller <davem@davemloft.net>
14125 * powerpc.cc: New file.
14126 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14127 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14128 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14129 * Makefile.in: Rebuild.
14131 2008-06-09 Ian Lance Taylor <iant@google.com>
14133 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14135 (throwing, orig_terminate): New static variables.
14136 (terminate_handler): New static function.
14137 (t2): Set terminate handler.
14139 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14142 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14145 2008-05-30 Cary Coutant <ccoutant@google.com>
14147 * archive.cc (Archive::include_all_members) Correct to step
14148 over symbol table and extended name table in thin archives.
14150 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14153 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14156 2008-05-28 Caleb Howe <cshowe@google.com>
14158 * reduced_debug_output.cc: New file.
14159 * reduced_debug_output.h: New file.
14160 * options.h (class General_options): Add --strip-debug-non-line.
14161 * options.cc (General_options::finalize): Add strip_debug_non_line
14162 to the strip heirarchy.
14163 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14165 * layout.cc: Include "reduced_debug_output.h".
14166 (Layout::Layout): Initialize new fields.
14167 (line_only_debug_sections): New static array.
14168 (is_lines_only_debug_sections): New static inline function.
14169 (Layout::include_section): Handle --strip-debug-non-line.
14170 (Layout::make_output_section): If --strip-debug-non-line, build
14171 new output sections for .debug_abbrev and .debug_info.
14172 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14173 gold. Warn about possible overflow.
14174 (read_signed_LEB_128): Likewise.
14175 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14176 (read_signed_LEB_128): Declare.
14177 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14178 (HFILES): Add reduced_debug_output.h.
14179 * Makefile.in: Rebuild.
14181 2008-05-21 Ian Lance Taylor <iant@google.com>
14183 * mapfile.cc: New file.
14184 * mapfile.h: New file.
14185 * options.h (class General_options): Add -M/--print-map and -Map.
14186 * options.cc (General_options::finalize): Make -M equivalent to
14188 * main.cc: Include <cstdio> and "mapfile.h".
14189 (main): Open mapfile if requested.
14190 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14191 constructor. Change caller.
14192 (queue_initial_tasks): Add mapfile parameter. Change caller.
14193 (queue_middle_tasks): Likewise.
14194 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14196 * archive.cc: Include "mapfile.h".
14197 (Archive::add_symbols): Add mapfile parameter. Change all
14198 callers. Pass mapfile, symbol, and reason to include_member.
14199 (Archive::include_all_members): Add mapfile parameter. Change all
14201 (Archive::include_member): Add mapfile, sym, and why parameters.
14202 Change all callers. Report inclusion to map file.
14203 * archive.h: Include "fileread.h".
14204 (class Archive): Update declarations.
14205 (Archive::file): New const method.
14206 (class Add_archive_symbols): Add mapfile_ field. Update
14207 constructor. Change all callers.
14208 * readsyms.h (class Read_symbols): Likewise.
14209 (class Finish_group): Likewise.
14210 (class Read_script): Likewise.
14211 * common.cc: Include "mapfile.h".
14212 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14214 (Symbol_table::do_allocate_commons): Likewise.
14215 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14216 symbol allocation to mapfile.
14217 * common.h (class Allocate_commons_task): Add mapfile_ field.
14218 Update constructor. Change all callers.
14219 * symtab.h (class Symbol_table): Update declarations.
14220 * layout.cc: Include "mapfile.h".
14221 (Layout_task_runner::run): Print information to mapfile.
14222 (Layout::create_gold_note): Change Output_data_fixed_space to
14223 Output_data_zero_fill.
14224 (Layout::create_build_id): Likewise.
14225 (Layout::print_to_mapfile): New function.
14226 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14227 constructor. Change caller.
14228 (class Layout): Declare print_to_mapfile.
14229 * output.cc (Output_section::Input_section::print_to_mapfile): New
14231 (Output_section::add_input_section): If producing a map, always
14232 add to input_sections_ list.
14233 (Output_section::do_print_to_mapfile): New function.
14234 (Output_segment::print_sections_to_mapfile): New function.
14235 (Output_segment::print_section_list_to_mapfile): New function.
14236 * output.h: Include "mapfile.h".
14237 (Output_data::print_to_mapfile): New function.
14238 (Output_data::do_print_to_mapfile): New virtual function.
14239 (Output_segment_headers::do_print_to_mapfile): New function.
14240 (Output_file_header::do_print_to_mapfile): New function.
14241 (Output_data_const::do_print_to_mapfile): New function.
14242 (class Output_data_const_buffer): Add map_name_ field. Update
14243 constructor. Change all callers. Add do_print_to_mapfile
14245 (class Output_data_fixed_space): Likewise.
14246 (class Output_data_space): Likewise.
14247 (class Output_data_zero_fill): New class.
14248 (Output_data_strtab::do_print_to_mapfile): New function.
14249 (Output_data_reloc_base::do_print_to_mapfile): New function.
14250 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14251 (Output_data_group::do_print_to_mapfile): New function.
14252 (Output_data_got::do_print_to_mapfile): New function.
14253 (Output_data_dynamic::do_print_to_mapfile): New function.
14254 (Output_symtab_xindex::do_print_to_mapfile): New function.
14255 (class Output_section): Declare do_print_to_mapflie. Declare
14256 print_to_mapfile in Input_section.
14257 (class Output_segment): Declare new functions.
14258 * object.h (Sized_relobj::symbol_count): New function.
14259 * script-sections.cc
14260 (Output_section_element_dot_assignment::set_section_addresses):
14261 Change Output_data_fixed_space to Output_data_zero_fill.
14262 (Output_data_expression::do_print_to_mapfile): New function.
14263 * script.cc (read_input_script): Add mapfile parameter. Change
14265 * script.h (read_input_script): Update declaration.
14266 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14267 (Eh_frame::do_print_to_mapfile): New function.
14268 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14269 (Output_merge_string::do_print_to_mapfile): New function.
14270 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14272 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14274 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14276 * Makefile.am (CCFILES): Add mapfile.cc.
14277 (HFILES): Add mapfile.h.
14278 * Makefile.in: Rebuild.
14280 2008-05-19 Ian Lance Taylor <iant@google.com>
14282 * options.h (class General_options): Add -z relro.
14283 * layout.cc (Layout::Layout): Initialize relro_segment_.
14284 (Layout::add_output_section_data): Return the output section.
14285 (Layout::make_output_section): Rcognize relro sections and mark
14286 them appropriately.
14287 (Layout::attach_allocated_section_to_segment): Put relro sections
14288 in a PT_GNU_RELRO segment.
14289 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14291 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14293 (Layout::linkonce_mapping): Map d.rel.ro.local to
14294 .data.rel.ro.local.
14295 (Layout::output_section_name): Us .data.rel.ro.local for any
14296 section which begins with that.
14297 * layout.h (class Layout): Update add_output_section_data
14298 declaration. Add relro_segment_ field.
14299 * output.cc (Output_section::Output_section): Initialize is_relro_
14300 and is_relro_local_ fields.
14301 (Output_segment::add_output_section): Group relro sections.
14302 (Output_segment::is_first_section_relro): New function.
14303 (Output_segment::maximum_alignment): If there is a relro section,
14304 align the segment to the common page size.
14305 (Output_segment::set_section_addresses): Track whether we are
14306 looking at relro sections. If the last section is a relro
14307 section, align to the common page size.
14308 (Output_segment::set_section_list_addresses): Add in_relro
14309 parameter. Change all callers. Align to the page size when
14310 moving from relro to non-relro section.
14311 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14313 * output.h (class Output_section): Add is_relro_ and
14314 is_relro_local_ fields.
14315 (Output_section::is_relro): New function.
14316 (Output_section::set_is_relro): New function.
14317 (Output_section::is_relro_local): New function.
14318 (Output_section::set_is_relro_local): New function.
14319 (class Output_segment): Update declarations.
14320 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14321 * sparc.cc (Target_sparc::got_section): Likewise.
14322 * x86_64.cc (Target_x86_64::got_section): Likewise.
14323 * testsuite/relro_test_main.cc: New file.
14324 * testsuite/relro_test.cc: New file.
14325 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14326 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14327 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14328 (relro_test.so, relro_test_pic.o): New targets.
14329 * testsuite/Makefile.in: Rebuild.
14331 2008-05-16 Ian Lance Taylor <iant@google.com>
14333 * output.cc (Output_segment::add_output_section): Remove front
14335 * output.h (class Output_segment): Remove
14336 add_initial_output_section and overloaded add_output_section.
14337 Update declaration of remaining add_output_section.
14338 * layout.cc (Layout::create_interp): Call add_output_section
14339 rather than add_initial_output_section.
14340 (Layout::finish_dynamic_section): Likewise.
14342 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14343 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14344 know the dynamic type.
14345 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14346 field. Initialize it in constructor.
14347 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14348 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14349 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14352 * output.cc (Output_reloc::get_address): Change return type to
14354 * output.h (class Output_reloc): Update get_address declaration.
14355 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14356 for section addresses.
14358 2008-05-09 Ian Lance Taylor <iant@google.com>
14361 * gold.cc (gold_nomem): Use return value of write.
14363 2008-05-08 Ian Lance Taylor <iant@google.com>
14365 * symtab.c (Symbol::init_base_output_data): Add version
14366 parameter. Change all callers.
14367 (Symbol::init_base_output_segment): Likewise.
14368 (Symbol::init_base_constant): Likewise.
14369 (Symbol::init_base_undefined): Likewise.
14370 (Sized_symbol::init_output_data): Likewise.
14371 (Sized_symbol::init_output_segment): Likewise.
14372 (Sized_symbol::init_constant): Likewise.
14373 (Sized_symbol::init_undefined): Likewise.
14374 (Symbol_table::do_define_in_output_data): If the new symbol has a
14375 version, mark it as the default.
14376 (Symbol_table::do_define_in_output_segment): Likewise.
14377 (Symbol_table::do_define_as_constant): Likewise.
14378 * symtab.h (class Symbol): Update declarations.
14379 (class Sized_symbol): Likewise.
14380 * resolve.cc (Symbol::override_version): New function.
14381 (Symbol::override_base): Call override_version.
14382 (Symbol::override_base_with_special): Likewise.
14383 * testsuite/ver_script_8.script: New file.
14384 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14385 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14386 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14387 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14389 2008-05-06 Ian Lance Taylor <iant@google.com>
14392 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14394 (class General_options): Remove existing --undefined, and add
14395 --no-undefined instead. Add new --undefined as synonym for -u.
14396 * archive.cc (Archive::add_symbols): Check whether symbol was
14398 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14399 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14400 all uses. Add IS_UNDEFINED. Update declarations to split
14401 different versions of init_base. Declare init_base_undefined.
14402 (Symbol::is_defined): Handle IS_UNDEFINED.
14403 (Symbol::is_undefined): Likewise.
14404 (Symbol::is_weak_undefined): Call is_undefined.
14405 (Symbol::is_absolute): Handle IS_CONSTANT.
14406 (class Sized_symbol): Update declarations to split different
14407 versions of init. Declare init_undefined.
14408 (class Symbol_table): Declare new functions.
14409 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14410 Change all callers.
14411 (Symbol::init_base_output_data): Likewise.
14412 (Symbol::init_base_output_segment): Likewise.
14413 (Symbol::init_base_constant): Likewise.
14414 (Symbol::init_base_undefined): New function.
14415 (Sized_symbol::init_object): Rename from init. Change all
14417 (Sized_symbol::init_output_data): Likewise.
14418 (Sized_symbol::init_output_segment): Likewise.
14419 (Sized_symbol::init_constant): Likewise.
14420 (Sized_symbol::init_undefined): New function.
14421 (Symbol_table::add_undefined_symbols_from_command_line): New
14423 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14425 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14426 (Symbol::output_section): Likewise.
14427 (Symbol::set_output_section): Likewise.
14428 (Symbol_table::sized_finalize_symbol): Likewise.
14429 (Symbol_table::sized_write_globals): Likewise.
14430 * resolve.cc (Symbol_table::should_override): Likewise.
14431 (Symbol::override_base_with_special): Likewise.
14433 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14434 symbol, change it to have default visibility.
14435 * testsuite/protected_1.cc: New file.
14436 * testsuite/protected_2.cc: New file.
14437 * testsuite/protected_3.cc: New file.
14438 * testsuite/protected_main_1.cc: New file.
14439 * testsuite/protected_main_2.cc: New file.
14440 * testsuite/protected_main_3.cc: New file.
14441 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14442 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14443 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14444 (protected_1.so): New target.
14445 (protected_1_pic.o, protected_2_pic.o): New targets.
14446 (protected_3_pic.o): New target.
14447 (check_PROGRAMS): Add protected_2.
14448 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14449 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14450 * testsuite/Makefile.in: Rebuild.
14452 * options.h (DEFINE_var): Add set_user_set_##varname__.
14453 (DEFINE_bool_alias): New macro.
14454 (class General_options): Define -Bstatic using DEFINE_bool_alias
14455 rather than DEFINE_special. Add --undefined as an alias for -z
14457 * options.cc (General_options::parse_Bstatic): Remove.
14459 * options.h (class General_options): Add --fatal-warnings.
14460 * main.cc (main): Implement --fatal-warnings.
14461 * errors.h (Errors::warning_count): New function.
14463 * options.h (class General_options): Add -Bsymbolic-functions.
14464 * symtab.h (Symbol::is_preemptible): Check for
14465 -Bsymbolic-functions.
14467 2008-05-05 Ian Lance Taylor <iant@google.com>
14469 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14470 as noVARNAME rather than no-VARNAME.
14471 (class General_options): Add option -z combreloc.
14472 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14474 (Output_reloc::sort_before) [SHT_REL]: New function.
14475 (Output_reloc::sort_before) [SHT_RELA]: New function.
14476 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14477 Sort_relocs_comparison.
14478 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14479 parameter. Change all callers.
14480 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14481 sort_relocs parameter. Change all callers.
14482 * output.cc (Output_reloc::get_address): New function, broken out
14484 (Output_reloc::write_rel): Call it.
14485 (Output_reloc::compare): New function.
14486 (Output_data_reloc_base::do_write): Optionally sort relocs.
14488 * configure.ac: If targ_extra_obj is set, link it in.
14489 * configure.tgt: Initialize all variables.
14490 (x86_64*): Set targ_extra_obj and targ_extra_size.
14491 * configure: Rebuild.
14493 * object.cc (Sized_relobj::include_section_group): Adjust section
14494 indexes read from group data. Build vector to pass to
14496 * layout.cc (Layout::layout_group): Add flags and shndxes
14497 parameters. Remove contents parameter. Change caller. Update
14498 explicit instantiations.
14499 * layout.h (class Layout): Update layout_group declaration.
14500 * output.cc (Output_data_group::Output_data_group): Add flags and
14501 input_shndxes parameters. Remove contents parameter. Change
14503 (Output_data_group::do_write): Change input_sections_ to
14505 * output.h (class Output_data_group): Update constructor
14506 declaration. Rename input_sections_ to input_shndxes_.
14507 * testsuite/many_sections_test.cc: Add template.
14509 2008-04-30 Cary Coutant <ccoutant@google.com>
14511 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14513 * layout.cc (Layout::include_section): Refactored check for debug
14515 (Layout::add_comdat): Add new parameters. Change type
14516 of signature parameter. Add object and shndx to signatures table.
14517 (Layout::find_kept_object): New function.
14518 * layout.h: Include <cstring>.
14519 (Layout::is_debug_info_section): New function.
14520 (Layout::add_comdat): Add new parameters.
14521 (Layout::find_kept_object): New function.
14522 (Layout::Kept_section): New struct.
14523 (Layout::Signatures): Change type of map range.
14524 * object.cc (Relobj::output_section_address): New function.
14525 (Sized_relobj::include_section_group): Add new parameters. Change
14526 calls to Layout::add_comdat. Change to build table of kept comdat
14527 groups and table mapping discarded sections to kept sections.
14528 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14529 (Sized_relobj::do_layout): Change calls to include_section_group and
14530 include_linkonce_section.
14531 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14532 value to zero when section is discarded.
14533 (Sized_relobj::map_to_kept_section): New function.
14534 * object.h (Relobj::output_section_address): New function.
14535 (Relobj::Comdat_group): New type.
14536 (Relobj::find_comdat_group): New function.
14537 (Relobj::Comdat_group_table): New type.
14538 (Relobj::Kept_comdat_section): New type.
14539 (Relobj::Kept_comdat_section_table): New type.
14540 (Relobj::add_comdat_group): New function.
14541 (Relobj::set_kept_comdat_section): New function.
14542 (Relobj::get_kept_comdat_section): New function.
14543 (Relobj::comdat_groups_): New field.
14544 (Relobj::kept_comdat_sections_): New field.
14545 (Symbol_value::input_value): Update comment.
14546 (Sized_relobj::map_to_kept_section) New function.
14547 (Sized_relobj::include_linkonce_section): Add new parameter.
14548 * target-reloc.h (Comdat_behavior): New type.
14549 (get_comdat_behavior): New function.
14550 (relocate_section): Add code to map a discarded section to the
14551 corresponding kept section when applying a relocation.
14553 2008-04-30 Craig Silverstein <csilvers@google.com>
14555 * dwarf_reader.cc (next_generation_count): New static var.
14556 (Addr2line_cache_entry): New struct.
14557 (addr2line_cache): New static var.
14558 (Dwarf_line_info::one_addr2line): Added caching.
14559 (Dwarf_line_info::clear_addr2line_cache): New function.
14560 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14561 cache-size parameter.
14562 (Dwarf_line_info::one_addr2line_cache): New function.
14563 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14564 new cache-size argument to one_addr2line(), and clear cache.
14566 2008-04-28 Cary Coutant <ccoutant@google.com>
14568 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14569 R_386_PC8 relocations.
14571 2008-04-23 Ian Lance Taylor <iant@google.com>
14573 * object.cc (Sized_relobj::include_section_group): Check for
14574 invalid section group.
14576 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14579 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14580 than read for file header.
14581 * archive.cc (Archive::include_member): Likewise.
14583 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14585 * aclocal.m4: Regenerate.
14586 * configure: Regenerate.
14588 2008-04-19 Ian Lance Taylor <iant@google.com>
14590 * version.cc (version_string): Bump to 1.6.
14592 * testsuite/Makefile.am (many_sections_r_test): New target.
14593 (many_sections_r_test_SOURCES): Remove.
14594 (many_sections_r_test_DEPENDENCIES): Remove.
14595 (many_sections_r_test_LDFLAGS): Remove.
14596 (many_sections_r_test_LDADD): Remove.
14598 * object.cc (Sized_relobj::do_add_symbols): Always pass
14599 local_symbol_count_ to add_from_relobj.
14601 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14602 every thousand variables.
14603 * testsuite/Makefile.in: Rebuild.
14605 * object.cc (Xindex::initialize_symtab_xindex): New function.
14606 (Xindex::read_symtab_xindex): New function.
14607 (Xindex::sym_xindex_to_shndx): New function.
14608 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14610 (Sized_relobj::do_initialize_xindex): New function.
14611 (Sized_relobj::do_read_symbols): Adjust section links.
14612 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14613 parameter. Change all callers.
14614 (Sized_relobj::include_section_group): Adjust section links and
14615 symbol section indexes.
14616 (Sized_relobj::do_layout): Adjust section links.
14617 (Sized_relobj::do_count_local_symbols): Adjust section links and
14618 symbol section indexes.
14619 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14620 ordinary and special symbols.
14621 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14622 dynsym_xindex parameters. Change all callers. Adjust section
14623 links. Use SHN_XINDEX when needed.
14624 (Sized_relobj::get_symbol_location_info): Adjust section links.
14625 Don't get fooled by special symbols.
14626 * object.h (class Xindex): Define.
14627 (class Object): Add xindex_ parameter. Declare virtual functoin
14628 do_initialize_xindex.
14629 (Object::adjust_sym_shndx): New function.
14630 (Object::set_xindex): New protected function.
14631 (class Symbol_value): Add is_ordinary_shndx_ field.
14632 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14633 (Symbol_value::value): Assert ordinary section.
14634 (Symbol_value::initialize_input_to_output_map): Likewise.
14635 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14636 Change all callers.
14637 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14639 (class Sized_relobj): Update declarations.
14640 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14641 parameter. Change all callers.
14642 (Sized_relobj::adjust_shndx): New function.
14643 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14645 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14646 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14647 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14648 (Sized_dynobj::read_dynsym_section): Adjust section links.
14649 (Sized_dynobj::read_dynamic): Likewise.
14650 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14652 (Sized_dynobj::do_initialize_xindex): New function.
14653 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14654 do_initialize_xindex.
14655 (Sized_dynobj::adjust_shndx): New function.
14656 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14657 dynsym_xindex_ fields.
14658 (Layout::finalize): Add a call to set_section_indexes before
14659 creating the symtab sections.
14660 (Layout::set_section_indexes): Don't do anything if the section
14661 already has a section index.
14662 (Layout::create_symtab_sections): Add shnum parameter. Change
14663 caller. Create .symtab_shndx section if needed.
14664 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14666 (Layout::allocated_output_section_count): New function.
14667 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14669 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14670 fields. Update declarations.
14671 (Layout::symtab_xindex): New function.
14672 (Layout::dynsym_xindex): New function.
14673 (class Write_symbols_task): Add layout_ field.
14674 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14676 * output.cc (Output_section_headers::Output_section_headers): Add
14677 shstrtab_section parameter. Change all callers.
14678 (Output_section_headers::do_sized_write): Store overflow values
14679 for section count and section string table section index in
14680 section header zero.
14681 (Output_file_header::do_sized_write): Check for overflow of
14682 section count and section string table section index.
14683 (Output_symtab_xindex::do_write): New function.
14684 (Output_symtab_xindex::endian_do_write): New function.
14685 * output.h (class Output_section_headers): Add shstrtab_section_.
14686 Update declarations.
14687 (class Output_symtab_xindex): Define.
14688 (Output_section::has_out_shndx): New function.
14689 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14691 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14692 Change all callers.
14693 (Sized_symbol::init): Likewise.
14694 (Symbol::output_section): Check for ordinary symbol.
14695 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14696 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14698 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14699 Change all callers. Simplify handling of symbols from sections
14700 not included in the link.
14701 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14703 (Weak_alias_sorter::operator()): Assert that symbols are
14705 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14707 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14708 parameters. Change all callers.
14709 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14710 symbol distinction. Use SHN_XINDEX when needed.
14711 (Symbol_table::write_section_symbol): Add symtab_xindex
14712 parameter. Change all callers.
14713 (Symbol_table::sized_write_section_symbol): Likewise. Use
14714 SHN_XINDEX when needed.
14715 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14717 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14718 (Symbol::is_defined): Check is_ordinary.
14719 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14720 (Symbol::is_absolute, Symbol::is_common): Likewise.
14721 (class Sized_symbol): Update declarations.
14722 (class Symbol_table): Update declarations.
14723 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14724 parameters. Change all callers.
14725 (Sized_symbol::override): Likewise.
14726 (Symbol_table::override): Likewise.
14727 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14728 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14729 is_ordinary, and orig_st_shndx parameters. Change all callers.
14730 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14731 to be in an ordinary section.
14732 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14733 object and is_ordinary parameters. Change all callers.
14734 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14735 Change all callers. Don't add undefined or non-ordinary symbols
14737 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14738 Change all callers.
14739 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14741 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14742 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14743 (Sized_relobj::relocate_sections): Likewise.
14744 * target-reloc.h (scan_relocs): Adjust section symbol index.
14745 (scan_relocatable_relocs): Likewise.
14746 * i386.cc (Scan::local): Check for ordinary symbols.
14747 * sparc.cc (Scan::local): Likewise.
14748 * x86_64.cc (Scan::local): Likewise.
14749 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14750 to symbol_section_and_value.
14751 * testsuite/many_sections_test.cc: New file.
14752 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14753 (check_PROGRAMS): Add many_sections_test.
14754 (many_sections_test_SOURCES): Define.
14755 (many_sections_test_DEPENDENCIES): Define.
14756 (many_sections_test_LDFLAGS): Define.
14757 (BUILT_SOURCES): Add many_sections_define.h.
14758 (many_sections_define.h): New target.
14759 (BUILT_SOURCES): Add many_sections_check.h.
14760 (many_sections_check.h): New target.
14761 (check_PROGRAMS): Add many_sections_r_test.
14762 (many_sections_r_test_SOURCES): Define.
14763 (many_sections_r_test_DEPENDENCIES): Define.
14764 (many_sections_r_test_LDFLAGS): Define.
14765 (many_sections_r_test_LDADD): Define.
14766 (many_sections_r_test.o): New target.
14767 * testsuite/Makefile.in: Rebuild.
14769 2008-04-17 Cary Coutant <ccoutant@google.com>
14771 * errors.cc (Errors::info): New function.
14772 (gold_info): New function.
14773 * errors.h (Errors::info): New function.
14774 * gold.h (gold_info): New function.
14775 * object.cc (Input_objects::add_object): Print trace output.
14776 * options.cc (options::parse_set): New function.
14777 (General_options::parse_wrap): Deleted.
14778 (General_options::General_options): Deleted initializer.
14779 * options.h (options::String_set): New typedef.
14780 (options::parse_set): New function.
14781 (DEFINE_set): New macro.
14782 (General_options::wrap): Changed to use DEFINE_set. Changed
14783 callers of any_wrap_symbols and is_wrap_symbol.
14784 (General_options::trace, General_options::trace_symbol):
14786 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14787 (General_options::wrap_symbols_): Deleted.
14788 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14790 2008-04-17 David S. Miller <davem@davemloft.net>
14792 * options.cc (General_options::parse_V): New function.
14793 * options.h: Add entries for -V and -Qy.
14795 2008-04-17 Ian Lance Taylor <iant@google.com>
14797 * common.cc (Symbol_table::allocate_commons): Remove options
14798 parameter. Change caller.
14799 (Symbol_table::do_allocate_commons): Remove options parameter.
14800 Change caller. Just call do_allocate_commons_list twice.
14801 (Symbol_table::do_allocate_commons_list): New function, broken out
14802 of do_allocate_commons.
14803 * common.h (class Allocate_commons_task): Remove options_ field.
14804 Update constructor.
14805 * symtab.cc (Symbol_table::Symbol_table): Initialize
14807 (Symbol_table::add_from_object): Put TLS common symbols on
14809 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14810 which are IN_OUTPUT_DATA.
14811 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14812 allocate_commons and do_allocate_commons declarations. Declare
14813 do_allocate_commons_list.
14814 * gold.cc (queue_middle_tasks): Update creation of
14815 Allocate_commons_task to not pass options.
14816 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14817 (TLS_TEST_C_FLAGS): New variable.
14818 (tls_test_c_pic.o): New target.
14819 (tls_test_shared.so): Link in tls_test_c_pic.o.
14820 (tls_test_c_pic_ie.o): New target.
14821 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14822 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14823 (tls_test_c.o): New target.
14824 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14825 (tls_pic_test_LDADD): Likewise.
14826 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14827 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14828 (tls_test_c_gnu2.o): New target.
14829 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14831 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14832 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14833 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14834 * testsuite/tls_test.cc: Include "config.h".
14835 (t_last): Call t11_last.
14836 * testsuite/tls_test.h (t11, t11_last): Declare.
14837 * testsuite/tls_test_c.c: New file.
14838 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14839 * configure.ac: Check for OpenMP support.
14840 * configure, config.in, Makefile.in: Rebuild.
14841 * testsuite/Makefile.in: Rebuild.
14843 2008-04-16 Cary Coutant <ccoutant@google.com>
14845 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14846 (Target_i386::tls_base_symbol_defined_): New field.
14847 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14848 (Target_i386::Scan::global): Likewise.
14849 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14850 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14851 (Target_x86_64::tls_base_symbol_defined_): New field.
14852 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14853 (Target_x86_64::Scan::global): Likewise.
14855 2008-04-16 Cary Coutant <ccoutant@google.com>
14857 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14858 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14859 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14860 building shared libraries.
14861 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14862 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14863 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14864 * testsuite/Makefile.in: Rebuild.
14865 * testsuite/weak_undef.h: New file.
14866 * testsuite/weak_undef_file1.cc: Add extra test cases.
14867 * testsuite/weak_undef_file2.cc: Likewise.
14868 * testsuite/weak_undef_test.cc: Likewise.
14870 2008-04-16 David S. Miller <davem@davemloft.net>
14872 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14873 Add issued_non_pic_error_ field. Declare check_non_pic.
14874 (Target_sparc::Scan::check_non_pic): New function.
14875 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14876 (Target_sparc::Scan::global): Likewise.
14878 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14879 * configure: Rebuild.
14881 * options.h (DEFINE_enable): New macro.
14882 (new_dtags): New enable option.
14883 (initfirst, interpose, loadfltr, nodefaultlib,
14884 nodelete, nodlopen, nodump): New -z options.
14885 * layout.cc (Layout:finish_dynamic_section): If new
14886 dtags enabled, emit DT_RUNPATH. Also, emit a
14887 DT_FLAGS_1 containing any specified -z flags.
14889 2008-04-16 Ian Lance Taylor <iant@google.com>
14891 * copy-relocs.cc: New file.
14892 * copy-relocs.h: New file.
14893 * reloc.cc: Remove Copy_relocs code.
14894 * reloc.h: Likewise.
14895 * reloc-types.h (struct Reloc_types) [both versions]: Add
14896 get_reloc_addend_noerror.
14897 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14898 variants of add_global which take an addend which must be zero.
14899 * i386.cc: Include "copy-relocs.h".
14900 (class Target_i386): Change type of copy_relocs_ to variable,
14901 update initializer.
14902 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14903 Change all callers.
14904 (Target_i386::do_finalize_sections): Change handling of
14906 * sparc.cc: Include "copy-relocs.h".
14907 (class Target_sparc): Change type of copy_relocs_ to variable,
14908 update initializer.
14909 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14910 Change all callers.
14911 (Target_sparc::do_finalize_sections): Change handling of
14913 * x86_64.cc: Include "copy-relocs.h".
14914 (class Target_x86_64): Change type of copy_relocs_ to variable,
14915 update initializer.
14916 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14917 class. Change all callers.
14918 (Target_x86_64::do_finalize_sections): Change handling of
14920 * Makefile.am (CCFILES): Add copy-relocs.cc.
14921 (HFILES): Add copy-relocs.h.
14923 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14925 * testsuite/script_test_4.sh: Permit leading zeroes.
14927 2008-04-15 Ian Lance Taylor <iant@google.com>
14929 * script-sections.cc (Script_sections::create_segments): Use
14930 header_size_adjustment even when there is enough room for the
14932 * testsuite/script_test_4.sh: New file.
14933 * testsuite/script_test_4.t: New file.
14934 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14935 (check_DATA): Add script_test_4.stdout.
14936 (MOSTLYCLEANFILES): Likewise.
14937 (script_test_4): New target.
14938 (script_test_4.stdout): New target.
14939 * testsuite/Makefile.in: Rebuild.
14941 * sparc.cc: Add definitions for Output_data_plt_sparc class
14944 2008-04-14 David S. Miller <davem@davemloft.net>
14946 * sparc.cc: New file.
14947 * Makefile.am (TARGETSOURCES): Add sparc.cc
14948 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14949 * configure.tgt: Document targ_extra_size and
14950 targ_extra_big_endian. Add entries for sparc-* and
14952 * configure.ac: Handle targ_extra_size and
14953 targ_extra_big_endian.
14954 * Makefile.in: Rebuild.
14955 * configure: Likewise.
14956 * po/POTFILES.in: Likewise.
14957 * po/gold.pot: Likewise.
14959 2008-04-14 Ian Lance Taylor <iant@google.com>
14961 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14962 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14963 in the name/type/flags to section mapping. Don't call
14964 allocate_output_section.
14965 (Layout::choose_output_section): Change parameter from adjust_name
14966 to is_input_section. Don't permit input sections after sections
14967 are attached to segments. Don't call allocate_output_section.
14968 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14969 not write_enable_output_section.
14970 (Layout::make_output_section): Don't push to
14971 unattached_section_list_ nor call attach_to_segment. Call
14972 attach_section_to_segment if sections are attached.
14973 (Layout::attach_sections_to_segments): New function.
14974 (Layout::attach_section_to_segment): New function.
14975 (Layout::attach_allocated_section_to_segment): Rename from
14976 attach_to_segment. Remove flags parameter.
14977 (Layout::allocate_output_section): Remove function.
14978 (Layout::write_enable_output_section): Remove function.
14979 * layout.h (class Layout): Update for above changes. Add new
14980 field sections_are_attached_.
14981 * output.h (Output_section::update_flags_for_input_section): New
14983 * output.cc (Output_section::add_input_section): Call
14984 update_flags_for_input_section.
14985 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14987 2008-04-11 Cary Coutant <ccoutant@google.com>
14989 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14990 thought unnecessary.
14991 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14993 2008-04-11 Ian Lance Taylor <iant@google.com>
14995 * output.h (class Output_section_data): Remove inline definition
14997 * output.cc (Output_section_data::set_addralign): New function.
14999 2008-04-11 Cary Coutant <ccoutant@google.com>
15001 Add support for TLS descriptors for i386 and x86_64.
15002 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15003 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15004 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15006 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15007 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15008 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15010 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15011 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15012 Fix problem with initial-exec relocations.
15013 (Target_i386::Relocate::relocate_tls): Likewise.
15014 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15016 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15017 support for section-plus-offset dynamic table entries.
15018 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15019 (Output_data_dynamic::Dynamic_entry): Add support for
15020 section-plus-offset dynamic table entries.
15021 (Output_data_dynamic::Classification): Likewise.
15022 (Output_data_dynamic::classification_): Renamed offset_.
15023 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15024 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15025 (Target_x86_64::make_plt_section): New function.
15026 (Target_x86_64::reserve_tlsdesc_entries): New function.
15027 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15028 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15029 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15030 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15031 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15032 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15033 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15034 add extra PLT entry for TLS descriptors.
15035 (Output_data_plt_x86_64::got_): New field.
15036 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15037 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15039 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15041 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15042 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15043 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15044 R_386_TLS_DESC_CALL relocations.
15045 (Target_x86_64::Scan::global): Likewise.
15046 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15047 for TLS descriptors.
15048 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15049 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15050 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15051 GD-to-IE relaxation.
15052 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15053 and TLS_DESCRIPTORS.
15054 * Makefile.in: Rebuild.
15055 * configure: Rebuild.
15056 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15057 (tls_test_shared2.so): New target.
15058 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15059 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15060 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15061 (tls_shared_gd_to_ie_test_LDADD): New variable.
15062 (tls_shared_gnu2_gd_to_ie_test): New target.
15063 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15065 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15066 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15067 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15068 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15069 (tls_shared_gnu2_test): New target.
15070 (tls_test_gnu2_shared.so): New target.
15071 (tls_shared_gnu2_test_SOURCES): New variable.
15072 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15073 (tls_shared_gnu2_test_LDFLAGS): New variable.
15074 (tls_shared_gnu2_test_LDADD): New variable.
15075 * testsuite/Makefile.in: Rebuild.
15076 * testsuite/Makefile.
15078 2008-04-11 Ian Lance Taylor <iant@google.com>
15080 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15082 * testsuite/Makefile.in: Rebuild.
15084 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15086 * testsuite/script_test_2.cc (main): Adjust test.
15088 2008-04-11 David S. Miller <davem@davemloft.net>
15089 Ian Lance Taylor <iant@google.com>
15091 * options.h (General_options): Add entries for '-Y' and
15093 * options.cc (General_options:finalize): If -Y was used, add those
15094 entries to the library path instead of the default "/lib" and
15097 2008-04-11 David S. Miller <davem@davemloft.net>
15099 * testsuite/justsyms.t: Start at 0x100.
15100 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15101 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15103 * testsuite/script_test_2.cc: Adjust string and section length
15106 2008-04-09 Ian Lance Taylor <iant@google.com>
15109 * script-sections.cc (Sections_element::allocate_to_segment): Add
15111 (Output_section_definition::allocate_to_segment): Likewise.
15112 (Orphan_output_section::allocate_to_segment): Likewise.
15113 (Script_sections::attach_sections_using_phdrs_clause): Don't
15114 propagate non-PT_LOAD segments to orphan sections.
15115 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15116 readelf rather than objdump.
15117 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15118 .interp section and PT_INTERP segment are the same size.
15119 * testsuite/Makefile.in: Rebuild.
15121 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15122 aliases for symbols defined in the same object.
15123 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15124 (weak_alias_test_SOURCES): New variable.
15125 (weak_alias_test_DEPENDENCIES): New variable.
15126 (weak_alias_test_LDFLAGS): New variable.
15127 (weak_alias_test_LDADD): New variable.
15128 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15129 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15130 (weak_alias_test_3.o): New target.
15131 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15132 * testsuite/weak_alias_test_main.cc: New file.
15133 * testsuite/weak_alias_test_1.cc: New file.
15134 * testsuite/weak_alias_test_2.cc: New file.
15135 * testsuite/weak_alias_test_3.cc: New file.
15137 2008-04-08 Ian Lance Taylor <iant@google.com>
15139 * options.h (class General_options): Add --noinhibit-exec option.
15140 * main.cc (main): Check --noinhibit-exec.
15142 * options.h (class General_options): Define --wrap as a special
15143 option. Add wrap_symbols_ field.
15144 (General_options::any_wrap_symbols): New function.
15145 (General_options::is_wrap_symbol): New function.
15146 * options.cc (General_options::parse_wrap): New function.
15147 (General_options::General_options): Initialize wrap_symbols_.
15148 * symtab.cc (Symbol_table::wrap_symbol): New function.
15149 (Symbol_table::add_from_object): Handle --wrap.
15150 * symtab.h (class Symbol_table): Declare wrap_symbol.
15151 * target.h (Target::wrap_char): New function.
15152 (Target::Target_info): Add wrap_char field.
15153 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15154 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15155 * testsuite/testfile.cc (Target_test::test_target_info):
15158 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15161 * layout.h (class Layout): Add added_eh_frame_data_ field.
15162 * layout.cc (Layout::Layout): Initialize new field.
15163 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15164 output section until we find a section we merged successfully.
15165 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15166 that the size be non-zero.
15168 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15171 2008-04-08 Craig Silverstein <csilvers@google.com>
15173 * configure.ac: Export new conditional variable HAVE_ZLIB.
15174 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15176 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15177 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15179 2008-04-07 Ian Lance Taylor <iant@google.com>
15181 * version.cc (version_string): Set to "1.5".
15183 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15184 Add issued_non_pic_error_ field. Declare check_non_pic.
15185 (Target_x86_64::Scan::check_non_pic): New function.
15186 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15187 (Target_x86_64::Scan::global): Likewise.
15189 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15190 addend parameter. Change caller. Handle merge sections.
15191 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15192 Address to Addend. Don't add in the result of
15193 local_section_offset, pass down the addend and use the returned
15195 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15196 Update declarations of local_section_offset and symbol_value.
15197 * testsuite/two_file_test_1.cc (t18): New function.
15198 * testsuite/two_file_test_2.cc (f18): New function.
15199 * testsuite/two_file_test_main.cc (main): Call t18.
15200 * testsuite/two_file_test.h (t18, f18): Declare.
15202 * configure.ac: Don't test for objdump, c++filt, or readelf.
15203 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15205 (TEST_READELF): New variable.
15206 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15207 (check_PROGRAMS): Add two_file_strip_test.
15208 (two_file_strip_test): New target.
15209 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15210 (two_file_same_shared_strip_test_SOURCES): New variable.
15211 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15212 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15213 (two_file_same_shared_strip_test_LDADD): New variable.
15214 (two_file_shared_strip.so): New target.
15215 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15216 (ver_test_5.syms, ver_test_7.syms): Likewise.
15217 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15218 (strip_test_3.stdout): Use TEST_OBJDUMP.
15219 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15221 2008-04-04 Cary Coutant <ccoutant@google.com>
15223 * symtab.h (Symbol::is_weak_undefined): New function.
15224 (Symbol::is_strong_undefined): New function.
15225 (Symbol::is_absolute): New function.
15226 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15227 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15229 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15230 (weak_undef_test): New target.
15231 * testsuite/Makefile.in: Rebuild.
15232 * testsuite/weak_undef_file1.cc: New file.
15233 * testsuite/weak_undef_file2.cc: New file.
15234 * testsuite/weak_undef_test.cc: New file.
15236 2008-04-03 Craig Silverstein <csilvers@google.com>
15238 * compressed_output.h (class Output_compressed_section): Use
15240 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15242 (zlib_compressed_suffix): Removed.
15243 (Output_compressed_section::set_final_data_size): Use unsigned
15245 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15246 Fix linker invocation.
15247 (flagstest_o_specialfile_and_compress_debug_sections):
15249 * testsuite/Makefile.in: Regenerated.
15251 2008-04-02 David S. Miller <davem@davemloft.net>
15253 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15254 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15256 2008-04-02 Craig Silverstein <csilvers@google.com>
15260 2008-04-02 Ian Lance Taylor <iant@google.com>
15262 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15263 parameters. Update for new key type to views_. Change all
15265 (File_read::read): Adjust for byteshift in returned view.
15266 (File_read::add_view): New function, broken out of
15267 find_and_make_view.
15268 (File_read::make_view): New function, broken out of
15269 find_and_make_view.
15270 (File_read::find_or_make_view): Add offset and aligned
15271 parameters. Rewrite accordingly. Change all callers.
15272 (File_read::get_view): Add offset and aligned parameters. Adjust
15273 for byteshift in return value.
15274 (File_read::get_lasting_view): Likewise.
15275 * fileread.h (class File_read): Update declarations.
15276 (class File_read::View): Add byteshift_ field. Add byteshift to
15277 constructor. Add byteshift method.
15278 * archive.h (Archive::clear_uncached_views): New function.
15279 (Archive::get_view): Add aligned parameter. Change all callers.
15280 * object.h (Object::get_view): Add aligned parameter. Change all
15282 (Object::get_lasting_view): Likewise.
15284 * fileread.cc (File_read::release): Don't call clear_views if
15285 there are multiple objects.
15286 * fileread.h (File_read::clear_uncached_views): New function.
15287 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15290 2008-03-31 Cary Coutant <ccoutant@google.com>
15292 Add thin archive support.
15293 * archive.cc (Archive::armagt): New const.
15294 (Archive::setup): Remove task parameter and calls to unlock.
15295 (Archive::unlock_nested_archives): New function.
15296 (Archive::read_header): Add nested_off parameter. Change
15298 (Archive::interpret_header): Likewise.
15299 (Archive::include_all_members): Change to handle thin
15301 (Archive::include_member): Likewise.
15302 * archive.h (Archive::Archive): Add new parameters and
15304 (Archive::armagt): New const.
15305 (Archive::setup): Remove task parameter.
15306 (Archive::unlock_nested_archives): New function.
15307 (Archive::read_header): Add nested_off parameter.
15308 (Archive::interpret_header): Likewise.
15309 (Archive::Nested_archive_table): New typedef.
15310 (Archive::is_thin_archive_): New field.
15311 (Archive::nested_archives_): New field.
15312 (Archive::options_): New field.
15313 (Archive::dirpath_): New field.
15314 (Archive::task_): New field.
15315 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15316 for thin archives. Pass additional parameters to
15317 Archive::Archive. Unlock the archive file after calling
15320 2008-03-29 Ian Lance Taylor <iant@google.com>
15322 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15323 version symbol to be local.
15324 * testsuite/ver_test_4.sh: New file.
15325 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15326 (check_DATA): Add ver_test_4.syms.
15327 (ver_test_4.syms): New target.
15328 * testsuite/Makefile.in: Rebuild.
15331 (Output_section::Input_section_sort_entry::has_priority): New
15333 (Output_section::Input_section_sort_entry::match_file_name): New
15335 (Output_section::Input_section_sort_entry::match_section_name):
15337 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15339 (Output_section::Input_section_sort_entry::match_section_file):
15341 (Output_section::Input_section_sort_compare::operator()): Rewrite
15342 using new Input_section_sort_entry functions. Sort crtbegin and
15343 crtend first. Sort sections with no priority before sections with
15345 * testsuite/initpri1.c (d3): Check j != 4.
15346 (cd5): New constructor/destructor function.
15347 (main): Check j != 2.
15349 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15350 new symbol when resolving, don't call set_is_default.
15351 * testsuite/ver_test_7.cc: New file.
15352 * testsuite/ver_test_7.sh: New file.
15353 * testsuite/Makefile.am (ver_test_7.so): New target.
15354 (ver_test_7.o): New target.
15355 (check_SCRIPTS): Add ver_test_7.sh.
15356 (check_DATA): Add ver_test_7.syms.
15357 (ver_test_7.syms): New target.
15359 2008-03-28 Ian Lance Taylor <iant@google.com>
15361 * layout.cc (Layout::layout): If we see an input section with a
15362 name that needs sorting, set the must_sort flag for the output
15364 (Layout::make_output_section): If the name of the output section
15365 indicates that it might require sorting, set the may_sort flag.
15366 * output.h (Output_section::may_sort_attached_input_sections): New
15368 (Output_section::set_may_sort_attached_input_sections): New
15370 (Output_section::must_sort_attached_input_sections): New
15372 (Output_section::set_must_sort_attached_input_sections): New
15374 (class Output_section): Declare Input_section_sort_entry. Define
15375 Input_section_sort_compare. Declare
15376 sort_attached_input_sections. Add new fields:
15377 may_sort_attached_input_sections_,
15378 must_sort_attached_input_sections_,
15379 attached_input_sections_are_sorted_.
15380 * output.cc (Output_section::Output_section): Initialize new
15382 (Output_section::add_input_section): Add an entry to
15383 input_sections_ if may_sort or must_sort are true.
15384 (Output_section::set_final_data_size): Call
15385 sort_attached_input_sections if necessary.
15386 (Output_section::Input_section_sort_entry): Define new class.
15387 (Output_section::Input_section_sort_compare::operator()): New
15389 (Output_section::sort_attached_input_sections): New function.
15390 * configure.ac: Check whether the compiler supports constructor
15391 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15392 * testsuite/initpri1.c: New file.
15393 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15394 CONSTRUCTOR_PRIORITY.
15395 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15396 (initpri1_LDFLAGS): New variable.
15397 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15399 2008-03-27 Ian Lance Taylor <iant@google.com>
15401 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15402 * testsuite/common_test_1.c: New file.
15403 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15404 (common_test_1_SOURCES): New variable.
15405 (common_test_1_DEPENDENCIES): New variable.
15406 (common_test_1_LDFLAGS): New variable.
15408 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15409 and commons_ correctly when NAME/VERSION does not override
15411 * testsuite/ver_test_6.c: New file.
15412 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15413 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15414 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15416 2008-03-26 Ian Lance Taylor <iant@google.com>
15418 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15419 of an undefined symbol from a version script.
15420 * testsuite/Makefile.am (ver_test_5.so): New target.
15421 (ver_test_5.o): New target.
15422 (check_SCRIPTS): Add ver_test_5.sh.
15423 (check_DATA): Add ver_test_5.syms.
15424 (ver_test_5.syms): New target.
15425 * testsuite/ver_test_5.cc: New file.
15426 * testsuite/ver_test_5.script: New file.
15427 * testsuite/ver_test_5.sh: New file.
15428 * Makefile.in, testsuite/Makefile.in: Rebuild.
15431 Fix problems building gold with gcc 4.3.0.
15432 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15433 (gold_error_at_location, gold_warning_at_location): Use it.
15434 * configure.ac: Check whether we can compile and use a template
15435 function with a printf attribute.
15436 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15437 when jumping over bytes.
15438 * object.cc: Instantiate Object::read_section_data.
15439 * debug.h: Include <cstring>
15440 * dwarf_reader.cc: Include <algorithm>
15441 * main.cc: Include <cstring>.
15442 * options.cc: Include <cstring>.
15443 * output.cc: Include <cstring>.
15444 * script.cc: Include <cstring>.
15445 * script.h: Include <string>.
15446 * symtab.cc: Include <cstring> and <algorithm>.
15447 * target-select.cc: Include <cstring>.
15448 * version.cc: Include <string>.
15449 * testsuite/testmain.cc: Include <cstdlib>.
15450 * configure, config.in: Rebuild.
15452 2008-03-25 Ian Lance Taylor <iant@google.com>
15454 * options.cc: Include "../bfd/bfdver.h".
15455 (options::help): Print bug reporting address.
15457 * version.cc (print_version): Adjust output for current value of
15458 BFD_VERSION_STRING.
15462 * options.cc (options::help): Print list of supported targets.
15463 * target-select.h: Include <vector>.
15464 (class Target_selector): Make machine_, size_, and is_big_endian_
15465 fields const. Add bfd_name_ and instantiated_target_ fields.
15466 (Target_selector::Target_selector): Add bfd_name parameter.
15467 (Target_selector::recognize): Make non-virtual, call
15469 (Target_selector::recognize_by_name): Make non-virtual, call
15470 do_recognize_by_name.
15471 (Target_selector::supported_names): New function.
15472 (Target_selector::bfd_name): New function.
15473 (Target_selector::do_instantiate_target): New pure virtual
15475 (Target_selector::do_recognize): New virtual function.
15476 (Target_selector::do_recognize_by_name): New virtual function.
15477 (Target_selector::instantiate_target): New private function.
15478 (supported_target_names): Declare.
15479 * target-select.cc (Target_selector::Target_selector): Update for
15480 new parameter and fields.
15481 (select_target_by_name): Check that the name matches before
15482 calling recognize_by_name.
15483 (supported_target_names): New function.
15484 * i386.cc (class Target_selector_i386): Update Target_selector
15485 constructor call. Remove recognize and recognize_by_name. Add
15486 do_instantiate_target.
15487 * x86_64.cc (class Target_selector_x86_64): Likewise.
15488 * testsuite/testfile.cc (class Target_selector_test): Update for
15489 changes to Target_selector.
15491 * README: Rewrite, with some notes on unsupported features.
15493 2008-03-24 Cary Coutant <ccoutant@google.com>
15495 * i386.cc (Target_i386::Got_type): New enum declaration.
15496 (Target_i386::Scan::local): Updated callers of Output_data_got
15498 (Target_i386::Scan::global): Likewise.
15499 (Target_i386::Relocate::relocate): Likewise.
15500 (Target_i386::Relocate::relocate_tls): Likewise.
15501 * object.h (Got_offset_list): New class.
15502 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15503 (Sized_relobj::local_got_offset): Likewise.
15504 (Sized_relobj::set_local_got_offset): Likewise.
15505 (Sized_relobj::local_has_tls_got_offset): Removed.
15506 (Sized_relobj::local_tls_got_offset): Removed.
15507 (Sized_relobj::set_local_tls_got_offset): Removed.
15508 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15509 * output.cc (Output_data_got::add_global): Added got_type parameter.
15510 (Output_data_got::add_global_with_rel): Likewise.
15511 (Output_data_got::add_global_with_rela): Likewise.
15512 (Output_data_got::add_global_pair_with_rel): New function.
15513 (Output_data_got::add_global_pair_with_rela): New function.
15514 (Output_data_got::add_local): Added got_type parameter.
15515 (Output_data_got::add_local_with_rel): Likewise.
15516 (Output_data_got::add_local_with_rela): Likewise.
15517 (Output_data_got::add_local_pair_with_rel): New function.
15518 (Output_data_got::add_local_pair_with_rela): New function.
15519 (Output_data_got::add_global_tls): Removed.
15520 (Output_data_got::add_global_tls_with_rel): Removed.
15521 (Output_data_got::add_global_tls_with_rela): Removed.
15522 (Output_data_got::add_local_tls): Removed.
15523 (Output_data_got::add_local_tls_with_rel): Removed.
15524 (Output_data_got::add_local_tls_with_rela): Removed.
15525 * output.h (Output_data_got::add_global): Added got_type parameter.
15526 (Output_data_got::add_global_with_rel): Likewise.
15527 (Output_data_got::add_global_with_rela): Likewise.
15528 (Output_data_got::add_global_pair_with_rel): New function.
15529 (Output_data_got::add_global_pair_with_rela): New function.
15530 (Output_data_got::add_local): Added got_type parameter.
15531 (Output_data_got::add_local_with_rel): Likewise.
15532 (Output_data_got::add_local_with_rela): Likewise.
15533 (Output_data_got::add_local_pair_with_rel): New function.
15534 (Output_data_got::add_local_pair_with_rela): New function.
15535 (Output_data_got::add_global_tls): Removed.
15536 (Output_data_got::add_global_tls_with_rel): Removed.
15537 (Output_data_got::add_global_tls_with_rela): Removed.
15538 (Output_data_got::add_local_tls): Removed.
15539 (Output_data_got::add_local_tls_with_rel): Removed.
15540 (Output_data_got::add_local_tls_with_rela): Removed.
15541 * resolve.cc (Symbol::override_base_with_special): Removed
15542 reference to has_got_offset_ field.
15543 * symtab.cc (Symbol::init_fields): Replaced initialization
15544 of got_offset_ with got_offsets_. Removed initialization
15546 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15547 (Symbol::got_offset): Likewise.
15548 (Symbol::set_got_offset): Likewise.
15549 (Symbol::has_tls_got_offset): Removed.
15550 (Symbol::tls_got_offset): Removed.
15551 (Symbol::set_tls_got_offset): Removed.
15552 (Symbol::got_offset_): Removed.
15553 (Symbol::tls_mod_got_offset_): Removed.
15554 (Symbol::tls_pair_got_offset_): Removed.
15555 (Symbol::got_offsets_): New field.
15556 (Symbol::has_got_offset): Removed.
15557 (Symbol::has_tls_mod_got_offset): Removed.
15558 (Symbol::has_tls_pair_got_offset): Removed.
15559 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15560 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15562 (Target_x86_64::Scan::global): Likewise.
15563 (Target_x86_64::Relocate::relocate): Likewise.
15564 (Target_x86_64::Relocate::relocate_tls): Likewise.
15566 2008-03-25 Ben Elliston <bje@au.ibm.com>
15568 * yyscript.y: Fix spelling error in comment.
15570 2008-03-24 Ian Lance Taylor <iant@google.com>
15572 * options.h (class General_options): Define build_id option.
15573 * layout.h (class Layout): Declare write_build_id, create_note,
15574 create_build_id. Add build_id_note_ member.
15575 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15576 "libiberty.h", "md5.h", "sha1.h".
15577 (Layout::Layout): Initialize eh_frame_data_,
15578 eh_frame_hdr_section_, and build_id_note_.
15579 (Layout::finalize): Call create_build_id.
15580 (Layout::create_note): New function, broken out of
15581 Layout::create_gold_note.
15582 (Layout::create_gold_note): Call create_note.
15583 (Layout::create_build_id): New function.
15584 (Layout::write_build_id): New function.
15585 (Close_task_runner::run): Call write_build_id.
15587 * x86_64.cc: Correct license to GPLv3.
15589 2008-03-23 Ian Lance Taylor <iant@google.com>
15591 * options.cc: Include "demangle.h".
15592 (parse_optional_string): New function.
15593 (parse_long_option): Handle takes_optional_argument.
15594 (parse_short_option): Update dash_z initializer. Handle
15595 takes_optional_argument.
15596 (General_options::General_options): Initialize do_demangle_.
15597 (General_options::finalize): Set do_demangle_. Handle demangling
15599 * options.h (parse_optional_string): Declare.
15600 (struct One_option): Add optional_arg field. Update constructor.
15601 Update call constructor calls. Add takes_optional_argument
15603 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15604 (DEFINE_optional_string): Define.
15605 (General_options::demangle): Change from DEFINE_bool to
15606 DEFINE_optional_string.
15607 (General_options::no_demangle): New function.
15608 (General_options::do_demangle): New function.
15609 (General_options::set_do_demangle): New function.
15610 (General_options::execstack_status_): Move definition to end of
15612 (General_options::static_): Likewise.
15613 (General_options::do_demangle_): New field.
15614 * object.cc (big_endian>::get_symbol_location_info): Call
15615 Options::do_demangle, not Options::demangle.
15616 * symtab.cc (demangle): Likewise.
15618 2008-03-22 Ian Lance Taylor <iant@google.com>
15620 * gold.h: Include <cstddef> and <sys/types.h>
15621 * options.h: Include <cstring>.
15623 2008-03-21 Ian Lance Taylor <iant@google.com>
15625 * Added source code to GNU binutils.
15627 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15629 Copying and distribution of this file, with or without modification,
15630 are permitted in any medium without royalty provided the copyright
15631 notice and this notice are preserved.
15637 version-control: never