1 2011-07-15 Ian Lance Taylor <iant@google.com>
3 * i386.cc (class Output_data_plt_i386): Add layout_ field.
4 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
5 (Output_data_plt_i386::do_write): Write address of .dynamic
6 section to first entry in .got.plt section.
7 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
8 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
10 (Output_data_plt_x86_64::do_write): Write address of .dynamic
11 section to first entry in .got.plt section.
12 * layout.h (Layout::dynamic_section): New function.
14 2011-07-13 Sriraman Tallam <tmsriram@google.com>
16 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
18 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
19 input_section_position_, and input_section_glob_.
20 (read_layout_from_file): Call function section_ordering_specified.
21 * layout.h (is_section_ordering_specified): New function.
22 (section_ordering_specified): New function.
23 (section_ordering_specified_): New boolean member.
24 * main.cc(main): Call load_plugins after layout object is defined.
25 * output.cc (Output_section::add_input_section): Use
26 function section_ordering_specified to check if section ordering is
28 * output.cc (Output_section::add_relaxed_input_section): Use
29 function section_ordering_specified to check if section ordering is
31 (Output_section::update_section_layout): New function.
32 (Output_section::sort_attached_input_sections): Check if input section
34 * output.h (Output_section::update_section_layout): New function.
35 * plugin.cc (get_section_count): New function.
36 (get_section_type): New function.
37 (get_section_name): New function.
38 (get_section_contents): New function.
39 (update_section_order): New function.
40 (allow_section_ordering): New function.
41 (Plugin::load): Add the new interfaces to the transfer vector.
42 (Plugin_manager::load_plugins): New parameter.
43 (Plugin_manager::all_symbols_read): New parameter.
44 (Plugin_manager::claim_file): New parameter. Save the elf object for
46 (Plugin_manager::get_elf_object): New function.
47 (Plugin_manager::get_view): Change to directly use the bool to check
48 if get_view is called from claim_file_hook.
49 * plugin.h (input_objects): New function
50 (Plugin__manager::load_plugins): New parameter.
51 (Plugin_manager::claim_file): New parameter.
52 (Plugin_manager::get_elf_object): New function.
53 (Plugin_manager::in_claim_file_handler): New function.
54 (Plugin_manager::in_claim_file_handler_): New member.
55 (layout): New function.
56 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
57 handler with an extra parameter. Make the elf object before calling
59 * testsuite/plugin_test.c (get_section_count): New function pointer.
60 (get_section_type): New function pointer.
61 (get_section_name): New function pointer.
62 (get_section_contents): New function pointer.
63 (update_section_order): New function pointer.
64 (allow_section_ordering): New function pointer.
65 (onload): Check if the new interfaces exist.
67 2011-07-13 Ian Lance Taylor <iant@google.com>
69 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
71 * x86_64.cc (Target_x86_64::got_section): Likewise.
72 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
73 (relro_now_test_SOURCES): New variable.
74 (relro_now_test_DEPENDENCIES): New variable.
75 (relro_now_test_LDFLAGS): New variable.
76 (relro_now_test_LDADD): New variable.
77 (relro_now_test.so): New target.
78 * testsuite/Makefile.in: Rebuild.
80 2011-07-12 Ian Lance Taylor <iant@google.com>
83 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
84 GLOB_DAT relocation rather than a RELATIVE relocation for a
85 protected symbol when creating a shared library.
86 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
87 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
88 * testsuite/protected_main_1.cc (main): Test that protected
89 function has same address.
91 2011-07-11 Ian Lance Taylor <iant@google.com>
94 * options.h (class General_options): Add -Bgroup.
95 * options.cc (General_options::finalize): If -Bgroup is set,
96 default to --unresolved-symbols=report-all.
97 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
98 * target-reloc.h (issue_undefined_symbol_error): Handle
99 --unresolved-symbols=report-all.
101 2011-07-08 Ian Lance Taylor <iant@google.com>
104 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
105 if linker script discards key sections.
106 (Layout::create_dynamic_symtab): Likewise.
107 (Layout::assign_local_dynsym_offsets): Likewise.
108 (Layout::sized_create_version_sections): Likewise.
109 (Layout::create_interp): Likewise.
110 (Layout::finish_dynamic_section): Likewise.
111 (Layout::set_dynamic_symbol_size): Likewise.
113 2011-07-08 Ian Lance Taylor <iant@google.com>
116 * options.h (class General_options): Add --unresolved-symbols.
117 * target-reloc.h (issue_undefined_symbol_error): Check
118 --unresolved-symbols. Add comments.
120 2011-07-08 Ian Lance Taylor <iant@google.com>
122 * testsuite/odr_violation2.cc (Ordering::operator()): Make
123 expression more complex.
125 2011-07-08 Ian Lance Taylor <iant@google.com>
128 * target-reloc.h (issue_undefined_symbol_error): New inline
129 function, broken out of relocate_section.
130 (relocate_section): Call issue_undefined_symbol_error.
131 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
132 there is no TLS segment if we are about to issue an undefined
134 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
136 2011-07-08 Ian Lance Taylor <iant@google.com>
139 * resolve.cc (Symbol_table::should_override): Add fromtype
140 parameter. Change all callers. Give error when linking together
141 TLS and non-TLS symbol.
142 (Symbol_table::should_override_with_special): Add fromtype
143 parameter. Change all callers.
144 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
145 there is no TLS segment if we have reported some errors.
146 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
148 2011-07-08 Ian Lance Taylor <iant@google.com>
151 * target.h (Target::plt_address_for_global): New function.
152 (Target::plt_address_for_local): New function.
153 (Target::plt_section_for_global): Remove.
154 (Target::plt_section_for_local): Remove.
155 (Target::do_plt_address_for_global): New virtual function.
156 (Target::do_plt_address_for_local): New virtual function.
157 (Target::do_plt_section_for_global): Remove.
158 (Target::do_plt_section_for_local): Remove.
159 (Target::register_global_plt_entry): Add Symbol_table and Layout
161 * output.cc (Output_data_got::Got_entry::write): Use
162 plt_address_for_global and plt_address_for_local.
163 * layout.cc (Layout::add_target_dynamic_tags): Use size and
164 address of output section.
165 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
166 got_irelative_, and irelative_count_ fields. Update
168 (Output_data_plt_i386::has_irelative_section): New function.
169 (Output_data_plt_i386::entry_count): Add irelative_count_.
170 (Output_data_plt_i386::set_final_data_size): Likewise.
171 (class Target_i386): Add got_irelative_ and rel_irelative_
172 fields. Update declarations.
173 (Target_i386::Target_i386): Initialize new fields.
174 (Target_i386::do_plt_address_for_global): New function replacing
175 do_plt_section_for_global.
176 (Target_i386::do_plt_address_for_local): New function replacing
177 do_plt_section_for_local.
178 (Target_i386::got_section): Create got_irelative_.
179 (Target_i386::rel_irelative_section): New function.
180 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
181 fields. Don't define __rel_iplt_{start,end}.
182 (Output_data_plt_i386::add_entry): Add symtab and layout
183 parameters. Change all callers. Use different PLT and GOT for
185 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
186 layout parameters. Change all callers. Use different PLT and
188 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
189 (Output_data_plt_i386::rel_irelative): New function.
190 (Output_data_plt_i386::address_for_global): New function.
191 (Output_data_plt_i386::address_for_local): New function.
192 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
193 IRELATIVE GOT when changing IFUNC GOT entries.
194 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
196 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
197 if we didn't create an IRELATIVE GOT.
198 (Target_i386::Relocate::relocate): Use plt_address_for_global and
199 plt_address_for_local.
200 (Target_i386::do_dynsym_value): Use plt_address_for_global.
201 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
202 got_irelative_, and irelative_count_ fields. Update
204 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
205 Initialize new fields. Remove symtab parameter. Change all
207 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
209 (Output_data_plt_x86_64::has_irelative_section): New function.
210 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
211 (class Target_x86_64): Add got_irelative_ and rel_irelative_
212 fields. Update declarations.
213 (Target_x86_64::Target_x86_64): Initialize new fields.
214 (Target_x86_64::do_plt_address_for_global): New function replacing
215 do_plt_section_for_global.
216 (Target_x86_64::do_plt_address_for_local): New function replacing
217 do_plt_section_for_local.
218 (Target_x86_64::got_section): Create got_irelative_.
219 (Target_x86_64::rela_irelative_section): New function.
220 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
221 all callers. Don't create __rel_iplt_{start,end}.
222 (Output_data_plt_x86_64::add_entry): Add symtab and layout
223 parameters. Change all callers. Use different PLT and GOT for
225 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
226 layout parameters. Change all callers. Use different PLT and
228 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
229 parameters. Change all callers. Use different PLT and GOT for
231 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
232 (Output_data_plt_x86_64::rela_irelative): New function.
233 (Output_data_plt_x86_64::address_for_global): New function.
234 (Output_data_plt_x86_64::address_for_local): New function.
235 (Output_data_plt_x86_64::set_final_data_size): Likewise.
236 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
237 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
238 (Target_x86_64::register_global_plt_entry): Add symtab and layout
240 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
242 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
243 symbols if we didn't create an IRELATIVE GOT.
244 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
245 plt_address_for_local.
246 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
247 * testsuite/ifuncvar1.c: New test file.
248 * testsuite/ifuncvar2.c: New test file.
249 * testsuite/ifuncvar3.c: New test file.
250 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
251 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
252 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
253 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
254 * testsuite/Makefile.in: Rebuild.
256 2011-07-07 Cary Coutant <ccoutant@google.com>
258 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
259 (two_file_test_1_ndebug.o): Likewise.
260 (two_file_test_1b_ndebug.o): Likewise.
261 (two_file_test_2_ndebug.o): Likewise.
262 (two_file_test_main_ndebug.o): Likewise.
263 (incremental_test_2): Link with no-debug versions.
265 2011-07-06 Cary Coutant <ccoutant@google.com>
267 * gold/incremental.cc
268 (Output_section_incremental_inputs::write_info_blocks): Check for
269 hidden and internal symbols.
271 2011-07-06 Cary Coutant <ccoutant@google.com>
273 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
274 Check disposition for startup file.
275 (Incremental_inputs::report_command_line): Ignore
276 --incremental-startup-unchanged option.
277 * options.cc (General_options::parse_incremental_startup_unchanged):
279 (General_options::General_options): Initialize new data member.
280 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
281 (General_options): Add --incremental-startup-unchanged option.
282 (General_options::incremental_startup_disposition): New function.
283 (General_options::incremental_startup_disposition_): New data member.
285 2011-07-06 Cary Coutant <ccoutant@google.com>
287 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
288 input file index to Script_info ctor.
289 (Sized_incremental_binary::do_file_has_changed): Find the
290 command-line argument for files named in scripts.
291 * incremental.h (Script_info::Script_info): New ctor
292 with input file index.
293 (Script_info::input_file_index): New function.
294 (Script_info::input_file_index_): New data member.
295 (Incremental_binary::get_library): Add const.
296 (Incremental_binary::get_script_info): Add const.
297 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
298 * testsuite/Makefile.am (incremental_test_5): New test case.
299 (incremental_test_6): New test case.
300 * testsuite/Makefile.in: Regenerate.
302 2011-07-06 Cary Coutant <ccoutant@google.com>
304 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
305 debug output when command lines differ.
307 2011-07-06 Cary Coutant <ccoutant@google.com>
309 * incremental.cc (Incremental_inputs::report_command_line): Ignore
310 --incremental-patch option.
311 * layout.cc (Free_list::allocate): Extend allocation beyond original
313 (Layout::make_output_section): Mark sections that should get
315 * options.cc (parse_percent): New function.
316 * options.h (parse_percent): New function.
317 (DEFINE_percent): New macro.
318 (General_options): Add --incremental-patch option.
319 * output.cc (Output_section::Output_section): Initialize new data
321 (Output_section::add_input_section): Print section name when out
323 (Output_section::add_output_section_data): Likewise.
324 (Output_section::set_final_data_size): Add patch space when
325 doing --incremental-full.
326 (Output_section::do_reset_address_and_file_offset): Remove patch
328 (Output_segment::set_section_list_addresses): Print debug output
329 only if --incremental-update.
330 * output.h (Output_section::set_is_patch_space_allowed): New function.
331 (Output_section::is_patch_space_allowed_): New data member.
332 (Output_section::patch_space_): New data member.
333 * parameters.cc (Parameters::incremental_full): New function.
334 * parameters.h (Parameters::incremental_full): New function
335 * testsuite/Makefile.am (incremental_test_2): Add test for
336 --incremental-patch option.
337 * testsuite/Makefile.in: Regenerate.
338 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
339 (t18): Remove function body.
341 2011-07-05 Doug Kwan <dougkwan@google.com>
344 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
345 Arm_Address type for relocation result.
346 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
348 (Arm_relocate_functions::abs32): Use unaligned access.
349 (Arm_relocate_functions::rel32): Ditto.
350 (Arm_relocate_functions::prel31): Ditto.
351 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
352 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
353 static data relocations.
354 * testsuite/Makefile.in: Regnerate.
355 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
357 2011-07-05 Ian Lance Taylor <iant@google.com>
360 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
361 symbols if necessary.
362 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
364 2011-07-05 Ian Lance Taylor <iant@google.com>
367 * resolve.cc (Symbol::override_base_with_special): Simply override
368 version with special symbol version, ignoring previous version.
370 2011-07-05 Ian Lance Taylor <iant@google.com>
372 * object.cc (Sized_relobj_file::include_section_group): Add
373 information to comment about signature location.
375 2011-07-02 Ian Lance Taylor <iant@google.com>
378 * options.h (class General_options): Add -f and -F.
379 * options.cc (General_options::finalize): Fatal error if -f/-F
380 are used without -shared.
381 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
383 2011-07-02 Ian Lance Taylor <iant@google.com>
385 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
387 2011-07-01 Ian Lance Taylor <iant@google.com>
391 * resolve.cc (Symbol::override_base_with_special): Don't override
392 the version if the overriding symbol has a different name.
393 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
394 all callers. If we give an error about an undefined version,
395 define the base version if necessary.
396 * dynobj.h (class Versions): Update declaration.
397 * testsuite/weak_alias_test_5.cc: New file.
398 * testsuite/weak_alias_test.script: New file.
399 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
400 and versioned_alias have the right value, and call t2.
401 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
402 weak_alias_test_5.so.
403 (weak_alias_test_LDADD): Likewise.
404 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
405 * testsuite/Makefile.in: Rebuild.
407 2011-07-01 Ian Lance Taylor <iant@google.com>
410 * options.h (class General_options): Support -z notext.
411 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
413 (two_file_shared_nonpic.so): Likewise.
414 (two_file_shared_mixed.so): Likewise.
415 (two_file_shared_mixed_1.so): Likewise.
416 (weak_undef_lib_nonpic.so): Likewise.
417 (alt/weak_undef_lib_nonpic.so): Likewise.
418 (tls_test_shared_nonpic.so): Likewise.
419 * testsuite/Makefile.in: Rebuild.
421 2011-07-01 Ian Lance Taylor <iant@google.com>
424 * configure.ac: Test whether static linking works, setting
425 the automake conditional HAVE_STATIC.
426 * testsuite/Makefile.am: Disable tests using -static if
427 HAVE_STATIC is not true.
428 * configure, testsuite/Makefile.in: Rebuild.
430 2011-07-01 Ian Lance Taylor <iant@google.com>
433 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
434 Assert if we see DW_EH_PE_indirect.
435 * target.h (Target::ehframe_datarel_base): New function.
436 (Target::do_ehframe_datarel_base): New target function.
437 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
438 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
441 2011-07-01 Ian Lance Taylor <iant@google.com>
444 * options.h (class General_options): Add
445 --ld-generated-unwind-info.
446 * ehframe.cc (Fde::write): Add address parameter. Change all
447 callers. If associated with PLT, fill in address and size.
448 (Cie::set_output_offset): Only add merge mapping if there is an
450 (Cie::write): Add address parameter. Change all callers.
451 (Eh_frame::add_ehframe_for_plt): New function.
452 * ehframe.h (class Fde): Update declarations. Move shndx_ and
453 input_offset_ fields into union u_, with new plt field.
454 (Fde::Fde): Adjust for new union field.
455 (Fde::Fde) [Output_data version]: New constructor.
456 (Fde::add_mapping): Only add merge mapping if there is an object.
457 (class Cie): Update declarations.
458 (class Eh_frame): Declare add_ehframe_for_plt.
459 * layout.cc (Layout::layout_eh_frame): Break out code into
460 make_eh_frame_section, and call it.
461 (Layout::make_eh_frame_section): New function.
462 (Layout::add_eh_frame_for_plt): New function.
463 * layout.h (class Layout): Update declarations.
464 * merge.cc (Merge_map::add_mapping): Add assertion.
465 * i386.cc: Include "dwarf.h".
466 (class Output_data_plt_i386): Make first_plt_entry,
467 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
468 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
469 and plt_eh_frame_fde.
470 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
471 boundary. Call add_eh_frame_for_plt if appropriate.
472 * x86_64.cc: Include "dwarf.h".
473 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
474 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
475 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
476 and plt_eh_frame_fde.
477 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
480 2011-06-29 Ian Lance Taylor <iant@google.com>
483 * object.cc (Sized_relobj_file::layout_section): Change shdr
484 parameter to be const.
485 (Sized_relobj_file::layout_eh_frame_section): New function, broken
487 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
488 appropriate. Call layout_eh_frame_section.
489 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
491 * object.h (class Sized_relobj_file): Update declarations.
493 2011-06-29 Ian Lance Taylor <iant@google.com>
496 * script.cc (Token::integer_value): Accept trailing M/m/K/k
498 (Lex::gather_token): Accept trailing M/m/K/k for integers.
500 2011-06-29 Ian Lance Taylor <iant@google.com>
503 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
505 * layout.cc (Layout::layout_eh_frame): Likewise.
507 2011-06-29 Ian Lance Taylor <iant@google.com>
510 * layout.cc (Layout::symtab_section_shndx): New function.
511 * layout.h (class Layout): Declare symtab_section_shndx.
512 * output.cc (Output_section::write_header): Call it.
514 2011-06-29 Ian Lance Taylor <iant@google.com>
517 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
518 symbols which are not used in a relocation.
520 2011-06-28 Ian Lance Taylor <iant@google.com>
523 * layout.cc (Layout::segment_precedes): Don't crash if a linker
524 script create indistinguishable segments.
525 (Layout::set_segment_offsets): Use stable_sort when sorting
526 segments. Pass this to Compare_segments constructor.
527 * layout.h (class Layout): Make segment_precedes non-static.
528 (class Compare_segments): Change from struct to class. Add
529 layout_ field. Add constructor.
531 (Script_sections::attach_sections_using_phdrs_clause): Rename
532 local orphan to is_orphan. Don't report failure to put empty
533 section in segment. On attachment failure, report name of
534 section, and attach to first PT_LOAD segment.
536 2011-06-28 Ian Lance Taylor <iant@google.com>
539 * target-select.cc (Target_selector::Target_selector): Add
540 emulation parameter. Change all callers.
541 (select_target_by_bfd_name): Rename from select_target_by_name.
543 (select_target_by_emulation): New function.
544 (supported_emulation_names): New function.
545 * target-select.h (class Target_selector): Add emulation_ field.
547 (Target_selector::recognize_by_bfd_name): Rename from
548 recognize_by_name. Change all callers.
549 (Target_selector::supported_bfd_names): Rename from
550 supported_names. Change all callers.
551 (Target_selector::recognize_by_emulation): New function.
552 (Target_selector::supported_emulations): New function.
553 (Target_selector::emulation): New function.
554 (Target_selector::do_recognize_by_bfd_name): Rename from
555 do_recognize_by_name. Change all callers.
556 (Target_selector::do_supported_bfd_names): Rename from
557 do_supported_names. Change all callers.
558 (Target_selector::do_recognize_by_emulation): New function.
559 (Target_selector::do_supported_emulations): New function.
560 (select_target_by_bfd_name): Change name in declaration.
561 (select_target_by_emulation): Declare.
562 (supported_emulation_names): Declare.
563 * parameters.cc (parameters_force_valid_target): Try to find
564 target based on emulation from -m option.
565 * options.h (class General_options): Change doc string for -m.
566 * options.cc (help): Print emulations.
567 (General_options::parse_V): Likewise.
568 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
569 Add emulation parameter. Change all callers.
571 2011-06-28 Ian Lance Taylor <iant@google.com>
573 * target.h (class Target): Add osabi_ field.
574 (Target::osabi): New function.
575 (Target::set_osabi): New function.
576 (Target::Target): Initialize osabi_.
577 (Target::do_adjust_elf_header): Make pure virtual.
578 (Sized_target::do_adjust_elf_header): Declare.
579 * target.cc (Sized_target::do_adjust_elf_header): New function.
580 (class Sized_target): Instantiate all versions.
581 * freebsd.h (class Target_freebsd): Remove.
582 (Target_selector_freebsd::do_recognize): Call set_osabi on
584 (Target_selector_freebsd::do_recognize_by_name): Likewise.
585 (Target_selector_freebsd::set_osabi): Remove.
586 * i386.cc (class Target_i386): Inherit from Sized_target rather
588 * x86_64.cc (class Target_x86_64): Likewise.
590 2011-06-28 Ian Lance Taylor <iant@google.com>
592 * target.h (Target::can_check_for_function_pointers): Rewrite.
594 (Target::can_icf_inline_merge_sections): Likewise.
595 (Target::section_may_have_icf_unsafe_poineters): Likewise.
596 (Target::Target_info): Add can_icf_inline_merge_sections field.
597 (Target::do_can_check_for_function_pointers): New virtual
599 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
600 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
601 from can_check_for_function_pointers, move in file.
602 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
603 section_may_have_icf_unsafe_poineters, move in file.
604 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
605 * i386.cc (Target_i386::do_can_check_for_function_pointers):
606 Rename from can_check_for_function_pointers, move in file.
607 (Target_i386::can_icf_inline_merge_sections): Remove.
608 (Target_i386::i386_info): Initialize
609 can_icf_inline_merge_sections.
610 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
611 Initialize can_icf_inline_merge_sections.
612 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
613 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
614 Rename from can_check_for_function_pointers, move in file.
615 (Target_x86_64::can_icf_inline_merge_sections): Remove.
616 (Target_x86_64::x86_64_info): Initialize
617 can_icf_inline_merge_sections.
618 * testsuite/testfile.cc (Target_test::test_target_info):
620 * icf.cc (get_section_contents): Correct formatting.
622 2011-06-27 Ian Lance Taylor <iant@google.com>
624 * symtab.cc (Symbol::versioned_name): New function.
625 (Symbol_table::add_to_final_symtab): Use versioned_name when
627 (Symbol_table::sized_write_symbol): Likewise.
628 * symtab.h (class Symbol): Declare versioned_name.
629 * stringpool.h (class Stringpool_template): Add variant of add
630 which takes a std::basic_string.
631 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
632 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
633 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
634 (ver_test_12.o): New target.
635 * testsuite/Makefile.in: Rebuild.
637 2011-06-27 Doug Kwan <dougkwan@google.com>
639 * arm.cc (Arm_relocate_functions::thm_jump8,
640 Arm_relocate_functions::thm_jump11): Use a wider signed
641 type to compute offset.
642 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
644 * testsuite/Makefile.in: Regenerate.
645 * testsuite/arm_branch_in_range.sh: Check test results of
646 arm_thm_jump11 and arm_thm_jump8.
647 * testsuite/arm_thm_jump11.s: New test source file.
648 * testsuite/arm_thm_jump11.t: New linker script.
649 * testsuite/arm_thm_jump8.s: New test source file.
650 * testsuite/arm_thm_jump8.t: New linker script.
652 2011-06-24 Ian Lance Taylor <iant@google.com>
654 * layout.cc: Include "object.h".
655 (ctors_sections_in_init_array): New static variable.
656 (Layout::is_ctors_in_init_array): New function.
657 (Layout::layout): Add entry to ctors_sections_in_init_array if
659 * layout.h (class Layout): Declare is_ctors_in_init_array.
660 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
661 is_ctors_reverse_view is set.
662 (Sized_relobj_file::write_sections): Add layout parameter. Change
663 all callers. Set is_ctors_reverse_view field of View_size.
664 (Sized_relobj_file::reverse_words): New function.
665 * object.h (Sized_relobj_file::View_size): Add
666 is_ctors_reverse_view field.
667 (class Sized_relobj_file): Update declarations.
668 * testsuite/initpri3.c: New test.
669 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
671 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
672 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
673 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
674 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
675 * testsuite/Makefile.in: Rebuild.
677 2011-06-24 Cary Coutant <ccoutant@google.com>
679 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
680 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
681 (debug_msg_cdebug.err): New targets.
682 * testsuite/Makefile.in: Regenerate.
683 * testsuite/debug_msg.sh: Check output of link with compressed debug.
684 Fix checks for link with shared library.
686 2011-06-24 Doug Kwan <dougkwan@google.com>
688 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
689 skip empty text sections.
690 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
692 2011-06-22 Ian Lance Taylor <iant@google.com>
695 * options.h (class General_options): Add --ctors-in-init-array.
696 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
697 friends as SHT_PROGBITS for merging sections.
698 (Layout::layout): Remove special handling of .init_array and
699 friends. Don't sort if doing relocatable link. Sort for .ctors
700 and .dtors if ctors_in_init_array.
701 (Layout::make_output_section): Force correct section types for
702 .init_array and friends. Don't sort if doing relocatable link,
703 Don't sort .ctors and .dtors if ctors_in_init_array.
704 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
705 (Layout::output_section_name): Add relobj parameter. Change all
706 callers. Handle .ctors. and .dtors. in code rather than table.
707 Handle .ctors and .dtors if ctors_in_init_array.
708 (Layout::match_file_name): New function, moved from output.cc.
709 * layout.h (class Layout): Update declarations.
710 * output.cc: Include "layout.h".
711 (Input_section_sort_entry::get_priority): New function.
712 (Input_section_sort_entry::match_file_name): Just call
713 Layout::match_file_name.
714 (Output_section::Input_section_sort_init_fini_compare::operator()):
715 Handle .ctors and .dtors. Sort by explicit priority rather than
717 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
718 * testsuite/initpri2.c: New test.
719 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
720 (check_PROGRAMS): Add initpri2.
721 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
722 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
723 * configure, testsuite/Makefile.in: Rebuild.
725 2011-06-19 Ian Lance Taylor <iant@google.com>
728 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
729 .interp section to a PT_INTERP segment even if we have seen a
730 --dynamic-linker option. Don't do it if we have seen a PHDRS
731 clause in a linker script.
732 (Layout::finalize): Don't create a .interp section if we've
733 already create a PT_INTERP segment.
734 (Layout::create_interp): Always call choose_output_section (revert
735 patch of 2011-06-17). Don't create PT_INTERP segment.
737 (Script_sections::create_note_and_tls_segments): Add a .interp
738 section to a PT_INTERP segment even if we have seen a
739 --dynamic-linker option.
741 2011-06-18 Ian Lance Taylor <iant@google.com>
743 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
744 merely because a non-PT_LOAD segment has a dynamic reloc.
746 2011-06-18 Ian Lance Taylor <iant@google.com>
748 * layout.cc (Layout::finish_dynamic_section): Don't create
749 DT_FLAGS entry if not needed.
751 2011-06-18 Ian Lance Taylor <iant@google.com>
754 * layout.cc (Layout::layout_eh_frame): Correct handling of
755 writable .eh_frame section.
757 2011-06-17 Ian Lance Taylor <iant@google.com>
760 * resolve.cc (Symbol_table::resolve): Don't give an error if a
761 symbol is redefined with the exact same object and value.
763 2011-06-17 Ian Lance Taylor <iant@google.com>
766 * layout.h (class Layout): Add interp_segment_ field.
767 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
768 (Layout::attach_allocated_section_to_segment): If making shared
769 library, put .interp section in PT_INTERP segment.
770 (Layout::finalize): Also call create_interp if -dynamic-linker
772 (Layout::create_interp): Assert that there is no PT_INTERP
773 segment. If not using a SECTIONS clause, use make_output_section.
774 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
776 (Script_sections::create_note_and_tls_segments): If making shared
777 library, put .interp section in PT_INTERP segment.
779 2011-06-17 Ian Lance Taylor <iant@google.com>
781 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
782 when making a shared library.
784 2011-06-17 Ian Lance Taylor <iant@google.com>
786 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
787 parameter. Change all callers. Don't issue warning about PC32
788 against locally defined symbol.
790 2011-06-16 Ian Lance Taylor <iant@google.com>
792 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
793 occurs in same object.
795 2011-06-14 Alan Modra <amodra@gmail.com>
797 * po/POTFILES.in: Regenerate.
799 2011-06-09 Ian Lance Taylor <iant@google.com>
802 (Orphan_output_section::set_section_addresses): For a relocatable
803 link set address to 0.
805 2011-06-09 Cary Coutant <ccoutant@google.com>
808 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
809 used with --compress-debug-sections.
810 * gold/object.cc (Sized_relobj_file::do_layout): Report
811 uncompressed size of compressed input sections.
813 2011-06-08 Cary Coutant <ccoutant@google.com>
816 * testsuite/two_file_test_2_v1.cc: Change initialization of
817 v2 to keep it in .data.
819 2011-06-07 Cary Coutant <ccoutant@google.com>
821 * common.cc (Symbol_table::do_allocate_commons_list): Call
823 * errors.cc (Errors::fatal): Adjust call to gold_exit.
824 (Errors::fallback): New function.
825 (gold_fallback): New function.
826 * errors.h (Errors::fallback): New function.
827 * gold.cc (gold_exit): Change status parameter to enum; adjust
829 (queue_initial_tasks): Call gold_fallback.
830 * gold.h: Include cstdlib.
831 (Exit_status): New enum type.
832 (gold_exit): Change status parameter to enum.
833 (gold_fallback): New function.
834 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
835 (Layout::create_symtab_sections): Likewise.
836 (Layout::create_shdrs): Likewise.
837 * main.cc (main): Adjust call to gold_exit.
838 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
839 (Output_data_got::add_got_entry_pair): Likewise.
840 (Output_section::add_input_section): Likewise.
841 (Output_section::add_output_section_data): Likewise.
842 (Output_segment::set_section_list_addresses): Likewise.
843 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
845 2011-06-07 Cary Coutant <ccoutant@google.com>
847 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
848 for incremental links.
849 * output.cc (Output_segment::set_section_list_addresses): Remove
850 FIXME and test for TLS or BSS.
852 2011-06-07 Cary Coutant <ccoutant@google.com>
854 * testsuite/Makefile.am: Add incremental_copy_test,
855 incremental_common_test_1.
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/common_test_1_v1.c: New source file.
858 * testsuite/common_test_1_v2.c: New source file.
859 * testsuite/copy_test_v1.cc: New source file.
861 2011-06-07 Cary Coutant <ccoutant@google.com>
863 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
864 update, allocate common from bss section's free list.
865 * incremental-dump.cc (dump_incremental_inputs): Print flag for
866 linker-defined symbols.
867 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
868 Skip GOT and PLT entries that are no longer referenced.
869 (Output_section_incremental_inputs::write_info_blocks): Mark
870 linker-defined symbols.
871 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
872 * output.cc (Output_section::allocate): New function.
873 * output.h (Output_section::allocate): New function.
874 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
875 linker-defined symbols.
876 (Symbol::override_base_with_special): Copy is_predefined_ flag.
877 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
878 (Symbol::init_base_output_data): Likewise.
879 (Symbol::init_base_output_segment): Likewise.
880 (Symbol::init_base_constant): Likewise.
881 (Sized_symbol::init_output_data): Likewise.
882 (Sized_symbol::init_output_segment): Likewise.
883 (Sized_symbol::init_constant): Likewise.
884 (Symbol_table::do_define_in_output_data): Likewise.
885 (Symbol_table::do_define_in_output_segment): Likewise.
886 (Symbol_table::do_define_as_constant): Likewise.
887 * symtab.h (Symbol::is_predefined): New function.
888 (Symbol::init_base_output_data): Add is_predefined parameter.
889 (Symbol::init_base_output_segment): Likewise.
890 (Symbol::init_base_constant): Likewise.
891 (Symbol::is_predefined_): New data member.
892 (Sized_symbol::init_output_data): Add is_predefined parameter.
893 (Sized_symbol::init_output_segment): Likewise.
894 (Sized_symbol::init_constant): Likewise.
895 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
897 2011-06-07 Cary Coutant <ccoutant@google.com>
899 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
900 instead of emit_copy_reloc.
901 (Copy_relocs::emit_copy_reloc): Refactor.
902 (Copy_relocs::make_copy_reloc): New function.
903 (Copy_relocs::add_copy_reloc): Remove.
904 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
906 (Copy_relocs::make_copy_reloc): New function.
907 (Copy_relocs::add_copy_reloc): Remove.
908 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
909 unchanged input files.
910 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
911 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
912 Reserve BSS space for COPY relocations.
913 (Sized_incremental_binary::do_emit_copy_relocs): New function.
914 (Output_section_incremental_inputs::write_info_blocks): Record
915 whether a symbol is copied from a shared object.
916 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
917 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
918 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
919 (Incremental_input_entry_reader::get_output_symbol_index): Add
921 (Incremental_binary::emit_copy_relocs): New function.
922 (Incremental_binary::do_emit_copy_relocs): New function.
923 (Sized_incremental_binary::Sized_incremental_binary): Initialize
925 (Sized_incremental_binary::add_copy_reloc): New function.
926 (Sized_incremental_binary::do_emit_copy_relocs): New function.
927 (Sized_incremental_binary::Copy_reloc): New struct.
928 (Sized_incremental_binary::Copy_relocs): New typedef.
929 (Sized_incremental_binary::copy_relocs_): New data member.
930 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
931 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
932 * target.h (Sized_target::emit_copy_reloc): New function.
933 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
935 2011-06-02 Cary Coutant <ccoutant@google.com>
938 * gold/archive.cc (Archive::Archive): Initialize new data member.
939 (Archive::include_all_members): Return if archive has already been
941 * gold/archive.h (Archive::include_all_members_): New data member.
943 2011-06-02 Nick Clifton <nickc@redhat.com>
945 * dynobj.h: Fix spelling mistake in comment.
946 * output.cc: Likewise.
948 2011-05-31 Doug Kwan <dougkwan@google.com>
952 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
953 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
954 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
955 redundant arm_exidx_test.so.
956 * testsuite/Makefile.in: Regenerate.
957 (check_SCRIPTS): Add pr12826.sh
958 (check_DATA): Add pr12826.stdout
959 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
960 * testsuite/pr12826.sh: New file.
961 * testsuite/pr12826_1.s: Ditto.
962 * testsuite/pr12826_1.s: Ditto.
964 2011-05-30 Ian Lance Taylor <iant@google.com>
966 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
969 2011-05-29 Ian Lance Taylor <iant@google.com>
972 * testsuite/Makefile.am: Use different file name for two_file_test
973 temporary file for each incremental test.
974 * testsuite/Makefile.in: Rebuild.
976 2011-05-29 Ian Lance Taylor <iant@google.com>
978 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
979 binary input file is empty.
981 2011-05-27 Ian Lance Taylor <iant@google.com>
983 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
984 (ver_test_9.so): Likewise.
985 * testsuite/Makefile.in: Rebuild.
987 2011-05-26 Cary Coutant <ccoutant@google.com>
989 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
990 * incremental.cc (Incremental_inputs::report_input_section): Fix
991 comment, indentation.
992 (Incremental_inputs::report_comdat_group): New function.
993 (Output_section_incremental_inputs::set_final_data_size): Adjust size
994 of data for incremental input file entry.
995 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
996 group count, COMDAT group signatures.
997 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
998 an unchanged input file.
999 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1000 Initialize new data member.
1001 (Incremental_object_entry::add_comdat_group): New function.
1002 (Incremental_object_entry::get_comdat_group_count): New function.
1003 (Incremental_object_entry::get_comdat_signature_key): New function.
1004 (Incremental_object_entry::groups_): New data member.
1005 (Incremental_inputs::report_comdat_group): New function.
1006 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1007 data for incremental input file entry.
1008 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1009 (Incremental_input_entry_reader::get_input_section): Adjust size of
1010 data for incremental input file entry.
1011 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1012 (Incremental_input_entry_reader::get_comdat_group_signature): New
1014 * object.cc (Sized_relobj::include_section_group): Report kept
1015 COMDAT groups for incremental links.
1017 2011-05-24 David Meyer <pdox@google.com>
1019 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1020 with name parameter. Add found_name parameter.
1021 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1022 * dirsearch.h (class Dirsearch): Update declaration.
1024 2011-05-24 Ian Lance Taylor <iant@google.com>
1026 * archive.cc (Library_base::should_include_member): Pull in object
1027 from archive if it defines the entry symbol.
1028 * parameters.cc (Parameters::entry): New function.
1029 * parameters.h (class Parameters): Declare entry.
1030 * output.h (class Output_file_header): Remove entry_ field.
1031 * output.cc (Output_file_header::Output_file_header): Remove entry
1032 parameter. Change all callers.
1033 (Output_file_header::entry): Use parameters->entry.
1034 * gold.cc (queue_middle_tasks): Likewise.
1035 * plugin.cc (Plugin_hook::run): Likewise.
1037 2011-05-24 Cary Coutant <ccoutant@google.com>
1039 * gold.cc (queue_initial_tasks): Pass incremental base filename
1040 to Output_file::open_base_file; don't print error message.
1041 * incremental-dump.cc (main): Adjust call to
1042 Output_file::open_for_modification.
1043 * incremental-dump.cc (main): Likewise.
1044 * incremental.cc (Incremental_inputs::report_command_line):
1045 Ignore --incremental-base option when comparing command lines.
1046 Ignore parameter when given as separate argument.
1047 * options.h (class General_options): Add --incremental-base.
1048 * output.cc (Output_file::Output_file):
1049 (Output_file::open_base_file): Add base_name and writable parameters;
1050 read base file into new file; print error message here.
1051 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1053 * output.h (Output_file::open_for_modification): Rename to...
1054 (Output_file::open_base_file): ...this; add base_name and
1055 writable parameters; adjust all callers.
1056 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1058 * testsuite/Makefile.am (incremental_test_4): Test
1060 * testsuite/Makefile.in: Regenerate.
1062 2011-05-24 Cary Coutant <ccoutant@google.com>
1064 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1066 * testsuite/Makefile.in: Regenerate.
1067 * testsuite/two_file_test_1_v1.cc: New test source file.
1068 * testsuite/two_file_test_1b_v1.cc: New test source file.
1069 * testsuite/two_file_test_2_v1.cc: New test source file.
1071 2011-05-24 Cary Coutant <ccoutant@google.com>
1073 * dynobj.h (Dynobj::do_dynobj): New function.
1074 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1075 flag and soname for shared objects.
1076 * incremental.cc (Incremental_inputs::report_object): Make
1077 either Incremental_object_entry or Incremental_dynobj_entry; add
1078 soname to string table.
1079 (Incremental_inputs::report_input_section): Add assertion.
1080 (Output_section_incremental_inputs::set_final_data_size): Adjust
1081 type of input file entry for shared libraries; adjust size of
1082 shared library info entry.
1083 (Output_section_incremental_inputs::write_input_files): Write
1084 as_needed flag for shared libraries.
1085 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1086 of input file entry for shared libraries; write soname.
1087 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1088 soname from incremental info.
1089 * incremental.h (enum Incremental_input_flags): Add
1090 INCREMENTAL_INPUT_AS_NEEDED.
1091 (Incremental_input_entry::Incremental_input_entry): Initialize new
1093 (Incremental_input_entry::set_as_needed): New function.
1094 (Incremental_input_entry::as_needed): New function.
1095 (Incremental_input_entry::do_dynobj_entry): New function.
1096 (Incremental_input_entry::as_needed_): New data member.
1097 (Incremental_object_entry::Incremental_object_entry): Don't check
1099 (Incremental_object_entry::do_type): Likewise.
1100 (class Incremental_dynobj_entry): New class.
1101 (Incremental_input_entry_reader::as_needed): New function.
1102 (Incremental_input_entry_reader::get_soname): New function.
1103 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1104 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1105 size of shared library info entry.
1106 * layout.cc (Layout::finish_dynamic_section): Don't test for
1107 incremental link when adding DT_NEEDED entries.
1108 * object.h (Object::Object): Initialize new data member.
1109 (Object::dynobj): New function.
1110 (Object::set_as_needed): New function.
1111 (Object::as_needed): New function.
1112 (Object::do_dynobj): New function.
1113 (Object::as_needed_): New data member.
1115 2011-05-24 Cary Coutant <ccoutant@google.com>
1117 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1118 info; adjust display of GOT entries.
1119 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1120 vector of input objects; remove file_status_.
1121 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1122 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1123 got_plt reader; call target hooks to reserve GOT entries.
1124 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1125 of input file info header and GOT info entry.
1126 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1128 (Got_plt_view_info::got_descriptor): Remove.
1129 (Got_plt_view_info::sym_index): New data member.
1130 (Got_plt_view_info::input_index): New data member.
1131 (Local_got_offset_visitor::visit): Write input file index.
1132 (Global_got_offset_visitor::visit): Write 0 for input file index.
1133 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1134 with sym_index and input_index.
1135 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1136 incremental info GOT entry; replace got_descriptor with input_index.
1137 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1138 map from input file index to object.
1139 (Sized_relobj_incr::do_layout): Replace direct data member reference
1140 with accessor function.
1141 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1142 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1143 Adjust size of input file info header.
1144 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1145 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1146 (Incremental_input_entry_reader::get_input_section): Adjust size of
1147 input file info header.
1148 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1149 of incremental info GOT entry.
1150 (Incremental_got_plt_reader::get_got_desc): Remove.
1151 (Incremental_got_plt_reader::get_got_symndx): New function.
1152 (Incremental_got_plt_reader::get_got_input_index): New function.
1153 (Sized_incremental_binary::Sized_incremental_binary): Remove
1154 file_status_; add input_objects_.
1155 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1156 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1157 (Sized_incremental_binary::file_is_unchanged): Remove.
1158 (Sized_incremental_binary::set_input_object): New function.
1159 (Sized_incremental_binary::input_object): New function.
1160 (Sized_incremental_binary::file_status_): Remove.
1161 (Sized_incremental_binary::input_objects_): New data member.
1162 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1164 (Sized_relobj_incr::invalid_address): Move to base class.
1165 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1167 (Sized_relobj_incr::do_output_section_offset): Likewise.
1168 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1169 (Sized_relobj_incr::section_offsets_): Likewise.
1170 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1172 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1173 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1174 with accessor function.
1175 (Sized_relobj_file::do_layout): Likewise.
1176 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1177 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1178 (Sized_relobj_file::compute_final_local_value): Replace refs to
1179 section_offsets_ with accessor function.
1180 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1181 * object.h (Relobj::Relobj): Initialize new data members.
1182 (Relobj::add_dyn_reloc): New function.
1183 (Relobj::first_dyn_reloc): New function.
1184 (Relobj::dyn_reloc_count): New function.
1185 (Relobj::first_dyn_reloc_): New data member.
1186 (Relobj::dyn_reloc_count_): New data member.
1187 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1189 (Sized_relobj::Address): New typedef.
1190 (Sized_relobj::invalid_address): Move here from child class.
1191 (Sized_relobj::Sized_relobj): Initialize new data members.
1192 (Sized_relobj::sized_relobj): New function.
1193 (Sized_relobj::is_output_section_offset_invalid): Move here from
1195 (Sized_relobj::get_output_section_offset): Likewise.
1196 (Sized_relobj::local_has_got_offset): Likewise.
1197 (Sized_relobj::local_got_offset): Likewise.
1198 (Sized_relobj::set_local_got_offset): Likewise.
1199 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1200 (Sized_relobj::clear_got_offsets): New function.
1201 (Sized_relobj::section_offsets): Move here from child class.
1202 (Sized_relobj::do_output_section_offset): Likewise.
1203 (Sized_relobj::do_set_section_offset): Likewise.
1204 (Sized_relobj::Local_got_offsets): Likewise.
1205 (Sized_relobj::local_got_offsets_): Likewise.
1206 (Sized_relobj::section_offsets_): Likewise.
1207 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1209 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1211 (Sized_relobj_file::sized_relobj): New function
1212 (Sized_relobj_file::local_has_got_offset): Move to base class.
1213 (Sized_relobj_file::local_got_offset): Likewise.
1214 (Sized_relobj_file::set_local_got_offset): Likewise.
1215 (Sized_relobj_file::get_output_section_offset): Likewise.
1216 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1217 (Sized_relobj_file::do_output_section_offset): Likewise.
1218 (Sized_relobj_file::do_set_section_offset): Likewise.
1219 (Sized_relobj_file::Local_got_offsets): Likewise.
1220 (Sized_relobj_file::local_got_offsets_): Likewise.
1221 (Sized_relobj_file::section_offsets_): Likewise.
1222 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1224 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1225 (Output_reloc::get_symbol_index): Likewise.
1226 (Output_reloc::local_section_offset): Likewise.
1227 (Output_reloc::get_address): Likewise.
1228 (Output_reloc::symbol_value): Likewise.
1229 (Output_data_got::reserve_slot): Move to class definition.
1230 (Output_data_got::reserve_local): New function.
1231 (Output_data_got::reserve_slot_for_global): Remove.
1232 (Output_data_got::reserve_global): New function.
1233 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1234 (all constructors, two instantiations).
1235 (Output_reloc::get_relobj): New function (two instantiations).
1236 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1237 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1238 (Output_data_reloc::add_global): Adjust type of relobj.
1239 (Output_data_reloc::add_global_relative): Likewise.
1240 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1241 (Output_data_reloc::add_local): Likewise.
1242 (Output_data_reloc::add_local_relative): Likewise.
1243 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1244 (Output_data_reloc::add_local_section): Likewise.
1245 (Output_data_reloc::add_output_section): Likewise.
1246 (Output_data_reloc::add_absolute): Likewise.
1247 (Output_data_reloc::add_target_specific): Likewise.
1248 (Output_data_got::reserve_slot): Move definition here.
1249 (Output_data_got::reserve_local): New function.
1250 (Output_data_got::reserve_global): New function.
1251 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1252 section_offsets_ with accessor function.
1253 (Sized_relobj_file::write_sections): Likewise.
1254 (Sized_relobj_file::do_relocate_sections): Likewise.
1255 * target.h (Sized_target::reserve_local_got_entry): New function.
1256 (Sized_target::reserve_global_got_entry): New function.
1257 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1258 (Target_x86_64::reserve_global_got_entry): New function.
1259 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1261 2011-05-23 Cary Coutant <ccoutant@google.com>
1263 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1264 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1265 bit when checking got_type.
1266 * incremental.cc (Sized_incremental_binary::setup_readers):
1267 Store symbol table and string table locations; initialize bit vector
1268 of file status flags.
1269 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1271 (Sized_incremental_binary::do_process_got_plt): New function.
1272 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1273 (Output_section_incremental_inputs::set_final_data_size): Record
1274 file index for each input file.
1275 (Output_section_incremental_inputs::write_got_plt): Store file index
1276 instead of input entry offset for each GOT entry.
1278 (Incremental_input_entry::Incremental_input_entry): Initialize new
1280 (Incremental_input_entry::set_offset): Store file index.
1281 (Incremental_input_entry::get_file_index): New function.
1282 (Incremental_input_entry::file_index_): New data member.
1283 (Incremental_binary::process_got_plt): New function.
1284 (Incremental_binary::do_process_got_plt): New function.
1285 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1287 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1288 (Sized_incremental_binary::set_file_is_unchanged): New function.
1289 (Sized_incremental_binary::file_is_unchanged): New function.
1290 (Sized_incremental_binary::do_process_got_plt): New function.
1291 (Sized_incremental_binary::file_status_): New data member.
1292 (Sized_incremental_binary::main_symtab_loc_): New data member.
1293 (Sized_incremental_binary::main_strtab_loc_): New data member.
1294 * output.cc (Output_data_got::Got_entry::write): Add case
1296 (Output_data_got::add_global): Call add_got_entry.
1297 (Output_data_got::add_global_plt): Likewise.
1298 (Output_data_got::add_global_with_rel): Likewise.
1299 (Output_data_got::add_global_with_rela): Likewise.
1300 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1301 (Output_data_got::add_global_pair_with_rela): Likewise.
1302 (Output_data_got::add_local): Call add_got_entry.
1303 (Output_data_got::add_local_plt): Likewise.
1304 (Output_data_got::add_local_with_rel): Likewise.
1305 (Output_data_got::add_local_with_rela): Likewise.
1306 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1307 (Output_data_got::add_local_pair_with_rela): Likewise.
1308 (Output_data_got::reserve_slot): New function.
1309 (Output_data_got::reserve_slot_for_global): New function.
1310 (Output_data_got::add_got_entry): New function.
1311 (Output_data_got::add_got_entry_pair): New function.
1312 (Output_section::add_output_section_data): Edit FIXME.
1314 (Output_section_data_build::Output_section_data_build): New
1315 constructor with size parameter.
1316 (Output_data_space::Output_data_space): Likewise.
1317 (Output_data_got::Output_data_got): Initialize new data member; new
1318 constructor with size parameter.
1319 (Output_data_got::add_constant): Call add_got_entry.
1320 (Output_data_got::reserve_slot): New function.
1321 (Output_data_got::reserve_slot_for_global): New function.
1322 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1323 (Output_data_got::add_got_entry): New function.
1324 (Output_data_got::add_got_entry_pair): New function.
1325 (Output_data_got::free_list_): New data member.
1326 * target.h (Sized_target::init_got_plt_for_update): New function.
1327 (Sized_target::register_global_plt_entry): New function.
1328 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1329 Initialize new data member; call init; add constructor with PLT count.
1330 (Output_data_plt_x86_64::init): New function.
1331 (Output_data_plt_x86_64::add_relocation): New function.
1332 (Output_data_plt_x86_64::reserve_slot): New function.
1333 (Output_data_plt_x86_64::free_list_): New data member.
1334 (Target_x86_64::init_got_plt_for_update): New function.
1335 (Target_x86_64::register_global_plt_entry): New function.
1336 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1337 incremental updates.
1338 (Output_data_plt_x86_64::add_relocation): New function.
1339 * testsuite/object_unittest.cc (Object_test): Set default options.
1341 2011-05-16 Ian Lance Taylor <iant@google.com>
1343 * options.h (class General_options): Make -i a synonym for -r.
1345 2011-05-16 Ian Lance Taylor <iant@google.com>
1347 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1349 2011-05-10 Cary Coutant <ccoutant@google.com>
1351 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1354 2011-05-06 Ian Lance Taylor <iant@google.com>
1356 * layout.cc (Layout::layout): If the output section flags change,
1357 update the ordering.
1359 2011-04-25 Cary Coutant <ccoutant@google.com>
1361 * incremental-dump.cc (dump_incremental_inputs): Print local
1362 symbol info for each input file.
1364 (Output_section_incremental_inputs::set_final_data_size): Add local
1365 symbol info to input file entries in incremental info.
1366 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1367 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1368 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1369 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1371 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1372 (Sized_incr_relobj::do_relocate): Write the local symbols.
1373 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1374 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1375 Adjust size of input file header.
1376 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1377 (Incremental_inputs_reader::get_local_symbol_count): New function.
1378 (Incremental_inputs_reader::get_input_section): Adjust size of input
1380 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1381 (Sized_incr_relobj::This): New typedef.
1382 (Sized_incr_relobj::sym_size): New const data member.
1383 (Sized_incr_relobj::Local_symbol): New struct.
1384 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1385 (Sized_incr_relobj::do_local_symbol_offset): New function.
1386 (Sized_incr_relobj::local_symbol_count_): New data member.
1387 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1388 (Sized_incr_relobj::local_symbol_index_): New data member.
1389 (Sized_incr_relobj::local_symbol_offset_): New data member.
1390 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1391 (Sized_incr_relobj::local_symbols_): New data member.
1392 * object.h (Relobj::output_local_symbol_count): New function.
1393 (Relobj::local_symbol_offset): New function.
1394 (Relobj::do_output_local_symbol_count): New function.
1395 (Relobj::do_local_symbol_offset): New function.
1396 (Sized_relobj::do_output_local_symbol_count): New function.
1397 (Sized_relobj::do_local_symbol_offset): New function.
1399 2011-04-22 Vladimir Simonov <sv@sw.ru>
1401 * descriptors.cc (set_close_on_exec): New function.
1402 (Descriptors::open): Use set_close_on_exec.
1403 * output.cc (S_ISLNK): Define if not defined.
1405 2011-04-22 Cary Coutant <ccoutant@google.com>
1407 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1409 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1410 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1411 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1413 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1414 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1415 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1417 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1419 (Incremental_binary::apply_incremental_relocs): New function.
1420 (Incremental_binary::do_apply_incremental_relocs): New function.
1421 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1423 (Sized_incremental_binary::add_global_symbol): New function.
1424 (Sized_incremental_binary::global_symbol): New function.
1425 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1426 (Sized_incremental_binary::symbol_map_): New data member.
1427 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1428 * target.h (Sized_target::apply_relocation): New function.
1429 * target-reloc.h (apply_relocation): New function.
1430 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1432 2011-04-22 Doug Kwan <dougkwan@google.com>
1434 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1435 flag of a SHT_ARM_EXIDX section.
1436 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1437 * testsuite/Makefile.in: Regenerate.
1438 * testsuite/arm_exidx_test.s: New file.
1439 * testsuite/arm_exidx_test.sh: Same.
1441 2011-04-20 Cary Coutant <ccoutant@google.com>
1444 * archive.h (Incremental_archive_entry::Archive_member):
1445 Initialize arg_serial_ (second constructor).
1447 2011-04-17 Ian Lance Taylor <iant@google.com>
1449 * object.cc (Relocate_info::location): Simplify location string.
1450 * errors.cc (Errors::error_at_location): Don't print program
1452 (Errors::warning_at_location): Likewise.
1453 (Errors::undefined_symbol): Likewise.
1454 * testsuite/debug_msg.sh: Update accordingly.
1456 2011-04-14 Cary Coutant <ccoutant@google.com>
1458 * gold/layout.cc (Layout::symtab_section_offset): New function.
1459 * gold/layout.h (Layout::symtab_section_offset): New function.
1460 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1462 2011-04-12 Ian Lance Taylor <iant@google.com>
1464 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1465 with MREMAP_MAYMOVE.
1466 * output.h (class Output_file): Add map_is_allocated_ field.
1467 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1468 not available, provide stubs. If mremap is not available, #define
1470 (MREMAP_MAYMOVE): Define if not defined.
1471 (Output_file::Output_file): Initialize map_is_allocated_.
1472 (Output_file::resize): Check map_is_allocated_.
1473 (Output_file::map_anonymous): If mmap fails, use malloc.
1474 (Output_file::unmap): Don't do anything for an anonymous map.
1475 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1476 is not available, provide stubs.
1477 (File_read::View::~View): Use free rather than delete[].
1478 (File_read::make_view): Use malloc rather than new[]. If mmap
1480 (File_read::find_or_make_view): Use malloc rather than new[].
1481 * gold.h: Remove HAVE_REMAP code.
1482 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1483 exists. Rename mremap to gold_mremap. If mmap is not available
1485 * configure, config.in: Rebuild.
1487 2011-04-11 Ian Lance Taylor <iant@google.com>
1489 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1490 initialize local variable v.
1492 2011-04-11 Cary Coutant <ccoutant@google.com>
1494 * archive.cc (Archive::include_member): Adjust call to
1496 (Add_archive_symbols::run): Track argument serial numbers.
1497 (Lib_group::include_member): Likewise.
1498 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1499 * archive.h (Incremental_archive_entry::Archive_member):
1500 Initialize arg_serial_.
1501 (Archive_member::arg_serial_): New data member.
1502 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1503 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1505 (Sized_dynobj::do_for_all_local_got_entries): New function.
1506 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1508 * fileread.cc (get_mtime): New function.
1509 * fileread.h (get_mtime): New function.
1510 * gold.cc (queue_initial_tasks): Check for incremental update.
1511 (process_incremental_input): New function.
1512 (queue_middle_tasks): Don't force valid target for incremental
1514 * incremental-dump.cc (find_input_containing_global): Adjust
1515 size of symbol info entry.
1516 (dump_incremental_inputs): Dump argument serial number and
1517 in_system_directory flag; bias shndx by 1; print symbol names
1518 when dumping per-file symbol lists; use new symbol info readers.
1520 (Output_section_incremental_inputs:update_data_size): New function.
1521 (Sized_incremental_binary::setup_readers): Setup input readers
1522 for each input file; build maps for files added from libraries
1524 (Sized_incremental_binary::check_input_args): New function.
1525 (Sized_incremental_binary::do_check_inputs): Build map of argument
1526 serial numbers to input arguments.
1527 (Sized_incremental_binary::do_file_has_changed): Rename
1528 do_file_is_unchanged to this; compare file modification times.
1529 (Sized_incremental_binary::do_init_layout): New function.
1530 (Sized_incremental_binary::do_reserve_layout): New function.
1531 (Sized_incremental_binary::do_get_input_reader): Remove.
1532 (Sized_incremental_binary::get_symtab_view): New function.
1533 (Incremental_checker::can_incrementally_link_output_file): Remove.
1534 (Incremental_inputs::report_command_line): Exclude --debug options.
1535 (Incremental_inputs::report_archive_begin): Add parameter; track
1536 argument serial numbers; don't put input file entry for archive
1537 before archive members.
1538 (Incremental_inputs::report_archive_end): Put input file entry
1539 for archive after archive members.
1540 (Incremental_inputs::report_object): Add parameter; track argument
1541 serial numbers and in_system_directory flag.
1542 (Incremental_inputs::report_script): Add parameter; track argument
1544 (Output_section_incremental_inputs::set_final_data_size): Adjust
1545 size of symbol info entry; check for forwarding symbols.
1546 (Output_section_incremental_inputs::write_input_files): Write
1547 in_system_directory flag and argument serial number.
1548 (Output_section_incremental_inputs::write_info_blocks): Map section
1549 indices between incremental info and original input file; store
1550 input section index for each symbol.
1551 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1552 change operator() to visit().
1553 (class Global_got_offset_visitor): Likewise.
1554 (class Global_symbol_visitor_got_plt):
1555 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1557 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1558 (Sized_incr_relobj::do_read_symbols): New function.
1559 (Sized_incr_relobj::do_layout): New function.
1560 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1561 (Sized_incr_relobj::do_add_symbols): New function.
1562 (Sized_incr_relobj::do_should_include_member): New function.
1563 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1564 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1565 (Sized_incr_relobj::do_section_size): New function.
1566 (Sized_incr_relobj::do_section_name): New function.
1567 (Sized_incr_relobj::do_section_contents): New function.
1568 (Sized_incr_relobj::do_section_flags): New function.
1569 (Sized_incr_relobj::do_section_entsize): New function.
1570 (Sized_incr_relobj::do_section_address): New function.
1571 (Sized_incr_relobj::do_section_type): New function.
1572 (Sized_incr_relobj::do_section_link): New function.
1573 (Sized_incr_relobj::do_section_info): New function.
1574 (Sized_incr_relobj::do_section_addralign): New function.
1575 (Sized_incr_relobj::do_initialize_xindex): New function.
1576 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1577 (Sized_incr_relobj::do_read_relocs): New function.
1578 (Sized_incr_relobj::do_gc_process_relocs): New function.
1579 (Sized_incr_relobj::do_scan_relocs): New function.
1580 (Sized_incr_relobj::do_count_local_symbols): New function.
1581 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1582 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1583 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1584 (Sized_incr_relobj::do_relocate): New function.
1585 (Sized_incr_relobj::do_set_section_offset): New function.
1586 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1587 (Sized_incr_dynobj::do_read_symbols): New function.
1588 (Sized_incr_dynobj::do_layout): New function.
1589 (Sized_incr_dynobj::do_add_symbols): New function.
1590 (Sized_incr_dynobj::do_should_include_member): New function.
1591 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1592 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1593 (Sized_incr_dynobj::do_section_size): New function.
1594 (Sized_incr_dynobj::do_section_name): New function.
1595 (Sized_incr_dynobj::do_section_contents): New function.
1596 (Sized_incr_dynobj::do_section_flags): New function.
1597 (Sized_incr_dynobj::do_section_entsize): New function.
1598 (Sized_incr_dynobj::do_section_address): New function.
1599 (Sized_incr_dynobj::do_section_type): New function.
1600 (Sized_incr_dynobj::do_section_link): New function.
1601 (Sized_incr_dynobj::do_section_info): New function.
1602 (Sized_incr_dynobj::do_section_addralign): New function.
1603 (Sized_incr_dynobj::do_initialize_xindex): New function.
1604 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1605 (make_sized_incremental_object): New function.
1606 (Incremental_library::copy_unused_symbols): New function.
1607 (Incremental_library::do_for_all_unused_symbols): New function.
1608 * incremental.h (enum Incremental_input_flags): New type.
1609 (class Incremental_checker): Remove.
1610 (Incremental_input_entry::Incremental_input_entry): Add argument
1612 (Incremental_input_entry::arg_serial): New function.
1613 (Incremental_input_entry::set_is_in_system_directory): New function.
1614 (Incremental_input_entry::is_in_system_directory): New function.
1615 (Incremental_input_entry::arg_serial_): New data member.
1616 (Incremental_input_entry::is_in_system_directory_): New data member.
1617 (class Script_info): Move here from script.h.
1618 (Script_info::Script_info): Add filename parameter.
1619 (Script_info::filename): New function.
1620 (Script_info::filename_): New data member.
1621 (Incremental_script_entry::Incremental_script_entry): Add argument
1623 (Incremental_object_entry::Incremental_object_entry): Likewise.
1624 (Incremental_object_entry::add_input_section): Build list of input
1625 sections with map to original shndx.
1626 (Incremental_object_entry::get_input_section_index): New function.
1627 (Incremental_object_entry::shndx_): New data member.
1628 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1629 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1630 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1632 (Incremental_inputs::report_archive_begin): Likewise.
1633 (Incremental_inputs::report_object): Likewise.
1634 (Incremental_inputs::report_script): Likewise.
1635 (class Incremental_global_symbol_reader): New class.
1636 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1637 and store flags and input file type.
1638 (Incremental_input_entry_reader::arg_serial): New function.
1639 (Incremental_input_entry_reader::type): Extract type from flags.
1640 (Incremental_input_entry_reader::is_in_system_directory): New function.
1641 (Incremental_input_entry_reader::get_input_section_count): Call
1642 accessor function for type.
1643 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1644 function for type; adjust size of global symbol entry.
1645 (Incremental_input_entry_reader::get_global_symbol_count): Call
1646 accessor function for type.
1647 (Incremental_input_entry_reader::get_object_count): Likewise.
1648 (Incremental_input_entry_reader::get_object_offset): Likewise.
1649 (Incremental_input_entry_reader::get_member_count): Likewise.
1650 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1651 (Incremental_input_entry_reader::get_member_offset): Likewise.
1652 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1653 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1654 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1655 (Incremental_input_entry_reader::get_global_symbol_reader): New
1657 (Incremental_input_entry_reader::get_output_symbol_index): New
1659 (Incremental_input_entry_reader::type_): Remove.
1660 (Incremental_input_entry_reader::flags_): New data member.
1661 (Incremental_inputs_reader::input_file_offset): New function.
1662 (Incremental_inputs_reader::input_file_index): New function.
1663 (Incremental_inputs_reader::input_file): Call input_file_offset.
1664 (Incremental_inputs_reader::input_file_at_offset): New function.
1665 (Incremental_relocs_reader::get_r_type): Reformat.
1666 (Incremental_relocs_reader::get_r_shndx): Reformat.
1667 (Incremental_relocs_reader::get_r_offset): Reformat.
1668 (Incremental_relocs_reader::data): New function.
1669 (Incremental_binary::Incremental_binary): Initialize new data members.
1670 (Incremental_binary::check_inputs): Add cmdline parameter.
1671 (Incremental_binary::file_is_unchanged): Remove.
1672 (Input_reader::arg_serial): New function.
1673 (Input_reader::get_unused_symbol_count): New function.
1674 (Input_reader::get_unused_symbol): New function.
1675 (Input_reader::do_arg_serial): New function.
1676 (Input_reader::do_get_unused_symbol_count): New function.
1677 (Input_reader::do_get_unused_symbol): New function.
1678 (Incremental_binary::input_file_count): New function.
1679 (Incremental_binary::get_input_reader): Change signature to use
1680 index instead of filename.
1681 (Incremental_binary::file_has_changed): New function.
1682 (Incremental_binary::get_input_argument): New function.
1683 (Incremental_binary::get_library): New function.
1684 (Incremental_binary::get_script_info): New function.
1685 (Incremental_binary::init_layout): New function.
1686 (Incremental_binary::reserve_layout): New function.
1687 (Incremental_binary::output_file): New function.
1688 (Incremental_binary::do_check_inputs): New function.
1689 (Incremental_binary::do_file_is_unchanged): Remove.
1690 (Incremental_binary::do_file_has_changed): New function.
1691 (Incremental_binary::do_init_layout): New function.
1692 (Incremental_binary::do_reserve_layout): New function.
1693 (Incremental_binary::do_input_file_count): New function.
1694 (Incremental_binary::do_get_input_reader): Change signature.
1695 (Incremental_binary::input_args_map_): New data member.
1696 (Incremental_binary::library_map_): New data member.
1697 (Incremental_binary::script_map_): New data member.
1698 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1700 (Sized_incremental_binary::output_section): New function.
1701 (Sized_incremental_binary::inputs_reader): Add const.
1702 (Sized_incremental_binary::symtab_reader): Add const.
1703 (Sized_incremental_binary::relocs_reader): Add const.
1704 (Sized_incremental_binary::got_plt_reader): Add const.
1705 (Sized_incremental_binary::get_symtab_view): New function.
1706 (Sized_incremental_binary::Inputs_reader): New typedef.
1707 (Sized_incremental_binary::Input_entry_reader): New typedef.
1708 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1709 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1710 (Sized_incremental_binary::do_file_has_changed): New function.
1711 (Sized_incremental_binary::do_init_layout): New function.
1712 (Sized_incremental_binary::do_reserve_layout): New function.
1713 (Sized_input_reader::Inputs_reader): Remove.
1714 (Sized_input_reader::Input_entry_reader): Remove.
1715 (Sized_input_reader::do_arg_serial): New function.
1716 (Sized_input_reader::do_get_unused_symbol_count): New function.
1717 (Sized_input_reader::do_get_unused_symbol): New function.
1718 (Sized_incremental_binary::do_input_file_count): New function.
1719 (Sized_incremental_binary::do_get_input_reader): Change signature;
1720 use index instead of filename.
1721 (Sized_incremental_binary::section_map_): New data member.
1722 (Sized_incremental_binary::input_entry_readers_): New data member.
1723 (class Sized_incr_relobj): New class.
1724 (class Sized_incr_dynobj): New class.
1725 (make_sized_incremental_object): New function.
1726 (class Incremental_library): New class.
1727 * layout.cc (Free_list::num_lists): New static data member.
1728 (Free_list::num_nodes): New static data member.
1729 (Free_list::num_removes): New static data member.
1730 (Free_list::num_remove_visits): New static data member.
1731 (Free_list::num_allocates): New static data member.
1732 (Free_list::num_allocate_visits): New static data member.
1733 (Free_list::init): New function.
1734 (Free_list::remove): New function.
1735 (Free_list::allocate): New function.
1736 (Free_list::dump): New function.
1737 (Free_list::print_stats): New function.
1738 (Layout_task_runner::run): Resize output file for incremental updates.
1739 (Layout::Layout): Initialize new data members.
1740 (Layout::set_incremental_base): New function.
1741 (Layout::init_fixed_output_section): New function.
1742 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1743 incremental updates.
1744 (Layout::create_gold_note): Do not create gold note section for
1745 incremental updates.
1746 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1747 for incremental updates.
1748 (Layout::set_section_offsets): For incremental updates, allocate space
1750 (Layout::create_symtab_sections): Layout with offsets relative to
1751 start of section; for incremental updates, allocate space from free
1753 (Layout::create_shdrs): For incremental updates, allocate space from
1755 (Layout::finish_dynamic_section): For incremental updates, do not
1756 check --as-needed (fixed in subsequent patch).
1757 * layout.h (class Free_list): New class.
1758 (Layout::set_incremental_base): New function.
1759 (Layout::incremental_base): New function.
1760 (Layout::init_fixed_output_section): New function.
1761 (Layout::allocate): New function.
1762 (Layout::incremental_base_): New data member.
1763 (Layout::free_list_): New data member.
1764 * main.cc (main): Print Free_list statistics.
1765 * object.cc (Relobj::finalize_incremental_relocs): Add
1766 clear_counts parameter; clear counts only when clear_counts is set.
1767 (Sized_relobj::Sized_relobj): Initialize new base class.
1768 (Sized_relobj::do_layout): Don't report special sections.
1769 (Sized_relobj::do_for_all_local_got_entries): New function.
1770 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1771 symtab_off to all symbol table offsets.
1772 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1773 * object.h (class Got_offset_list): Move to top of file.
1774 (Object::Object): Allow case where input_file == NULL.
1775 (Object::~Object): Likewise.
1776 (Object::input_file): Assert that input_file != NULL.
1777 (Object::lock): Allow case where input_file == NULL.
1778 (Object::unlock): Likewise.
1779 (Object::is_locked): Likewise.
1780 (Object::token): Likewise.
1781 (Object::release): Likewise.
1782 (Object::is_incremental): New function.
1783 (Object::get_mtime): New function.
1784 (Object::for_all_local_got_entries): New function.
1785 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1786 (Object::set_is_in_system_directory): New function.
1787 (Object::is_in_system_directory): New function.
1788 (Object::do_is_incremental): New function.
1789 (Object::do_get_mtime): New function.
1790 (Object::do_for_all_local_got_entries): New function.
1791 (Object::is_in_system_directory_): New data member.
1792 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1793 (class Sized_relobj_base): New class.
1794 (class Sized_relobj): Derive from Sized_relobj_base.
1795 (class Sized_relobj::Symbols): Redeclare from base class.
1796 (class Sized_relobj::local_got_offset_list): Remove.
1797 (class Sized_relobj::Output_sections): Redeclare from base class.
1798 (class Sized_relobj::do_for_all_local_got_entries): New function.
1799 (class Sized_relobj::write_local_symbols): Add offset parameter.
1800 (class Sized_relobj::local_symbol_offset_): Update comment.
1801 (class Sized_relobj::local_dynsym_offset_): Update comment.
1802 * options.cc (Input_arguments::add_file): Remove const.
1803 * options.h (Input_file_argument::Input_file_argument):
1804 Initialize arg_serial_ (all constructors).
1805 (Input_file_argument::set_arg_serial): New function.
1806 (Input_file_argument::arg_serial): New function.
1807 (Input_file_argument::arg_serial_): New data member.
1808 (Input_arguments::Input_arguments): Initialize file_count_.
1809 (Input_arguments::add_file): Remove const.
1810 (Input_arguments::number_of_input_files): New function.
1811 (Input_arguments::file_count_): New data member.
1812 (Command_line::number_of_input_files): Call
1813 Input_arguments::number_of_input_files.
1814 * output.cc (Output_segment_headers::Output_segment_headers):
1816 (Output_section::Input_section::current_data_size): New function.
1817 (Output_section::Output_section): Initialize new data members.
1818 (Output_section::add_input_section): Don't do merge sections for
1819 an incremental link; allocate space from free list for an
1821 (Output_section::add_output_section_data): Allocate space from
1822 free list for an incremental update.
1823 (Output_section::update_data_size): New function.
1824 (Output_section::set_fixed_layout): New function.
1825 (Output_section::reserve): New function.
1826 (Output_segment::set_section_addresses): Remove const.
1827 (Output_segment::set_section_list_addresses): Remove const; allocate
1828 space from free list for an incremental update.
1829 (Output_segment::set_offset): Adjust size of RELRO segment for an
1831 * output.h (Output_data::current_data_size): Move here from
1833 (Output_data::pre_finalize_data_size): New function.
1834 (Output_data::update_data_size): New function.
1835 (Output_section_headers::update_data_size): new function.
1836 (Output_section_data_build::current_data_size): Move to Output_data.
1837 (Output_data_strtab::update_data_size): New function.
1838 (Output_section::current_data_size): Move to Output_data.
1839 (Output_section::set_fixed_layout): New function.
1840 (Output_section::has_fixed_layout): New function.
1841 (Output_section::reserve): New function.
1842 (Output_section::update_data_size): New function.
1843 (Output_section::has_fixed_layout_): New data member.
1844 (Output_section::free_list_): New data member.
1845 (Output_segment::set_section_addresses): Remove const.
1846 (Output_segment::set_section_list_addresses): Remove const.
1847 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1849 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1851 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1852 parameter when calling Add_symbols constructor; store argument
1853 serial number for members of a lib group.
1854 (Add_symbols::locks): Allow case where token == NULL.
1855 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1856 (Read_member::~Read_member): New function.
1857 (Read_member::is_runnable): New function.
1858 (Read_member::locks): New function.
1859 (Read_member::run): New function.
1860 (Check_script::~Check_script): New function.
1861 (Check_script::is_runnable): New function.
1862 (Check_script::locks): New function.
1863 (Check_script::run): New function.
1864 (Check_library::~Check_library): New function.
1865 (Check_library::is_runnable): New function.
1866 (Check_library::locks): New function.
1867 (Check_library::run): New function.
1868 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1869 (Add_symbols::library_): New data member.
1870 (class Read_member): New class.
1871 (class Check_script): New class.
1872 (class Check_library): New class.
1873 * reloc.cc (Read_relocs::is_runnable): Allow case where
1875 (Read_relocs::locks): Likewise.
1876 (Scan_relocs::locks): Likewise.
1877 (Relocate_task::locks): Likewise.
1878 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1880 (Sized_relobj::incremental_relocs_scan): Fix comment.
1881 (Sized_relobj::do_relocate): Pass output file offset to
1882 write_local_symbols.
1883 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1884 from class declaration.
1885 * script.cc (read_input_script): Allocate Script_info; pass
1886 argument serial number to report_script.
1887 * script.h (class Script_info): Move to incremental.h.
1888 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1889 * symtab.h (Symbol_table::add_from_incrobj): New function.
1890 (Symbol_table::set_file_offset): New function.
1892 2011-04-05 Cary Coutant <ccoutant@google.com>
1894 * incremental-dump.cc (dump_incremental_inputs): Change signature
1895 to take a Sized_incremental_binary; change caller. Use readers
1896 in Sized_incremental_binary.
1898 (Sized_incremental_binary::find_incremental_inputs_sections):
1899 Rename do_find_incremental_inputs_sections to this.
1900 (Sized_incremental_binary::setup_readers): New function.
1901 (Sized_incremental_binary::do_check_inputs): Check
1902 has_incremental_info_ flag; move setup code to setup_readers;
1904 (Sized_incremental_binary::do_file_is_unchanged): New function.
1905 (Sized_incremental_binary::do_get_input_reader): New function.
1906 * incremental.h (class Incremental_binary): Move to end of file.
1907 (Incremental_binary::file_is_unchanged): New function.
1908 (Incremental_binary::do_file_is_unchanged): New function.
1909 (Incremental_binary::Input_reader): New class.
1910 (Incremental_binary::get_input_reader): New function.
1911 (class Sized_incremental_binary): Move to end of file.
1912 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1913 input section reader classes.
1914 (Sized_incremental_binary::has_incremental_info): New function.
1915 (Sized_incremental_binary::inputs_reader): New function.
1916 (Sized_incremental_binary::symtab_reader): New function.
1917 (Sized_incremental_binary::relocs_reader): New function.
1918 (Sized_incremental_binary::got_plt_reader): New function.
1919 (Sized_incremental_binary::do_file_is_unchanged): New function.
1920 (Sized_incremental_binary::Sized_input_reader): New class.
1921 (Sized_incremental_binary::get_input_reader): New function.
1922 (Sized_incremental_binary::find_incremental_inputs_sections):
1923 Rename do_find_incremental_inputs_sections to this.
1924 (Sized_incremental_binary::setup_readers): New function.
1925 (Sized_incremental_binary::has_incremental_info_): New data member.
1926 (Sized_incremental_binary::inputs_reader_): New data member.
1927 (Sized_incremental_binary::symtab_reader_): New data member.
1928 (Sized_incremental_binary::relocs_reader_): New data member.
1929 (Sized_incremental_binary::got_plt_reader_): New data member.
1930 (Sized_incremental_binary::current_input_file_): New data member.
1932 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1935 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1938 2011-03-30 Cary Coutant <ccoutant@google.com>
1940 * archive.cc (Archive::include_member): Adjust call to report_object.
1941 (Add_archive_symbols::run): Add script_info to call to
1942 report_archive_begin.
1943 (Lib_group::include_member): Adjust call to report_object.
1944 (Add_lib_group_symbols::run): Adjust call to report_object.
1945 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1946 blocks. Add object count for script input files.
1947 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1948 script_info parameter; change all callers.
1949 (Incremental_inputs::report_object): Add script_info parameter;
1951 (Incremental_inputs::report_script): Store backpointer to
1952 incremental info entry.
1953 (Output_section_incremental_inputs::set_final_data_size): Record
1954 additional information for scripts.
1955 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1956 * incremental.h (Incremental_script_entry::add_object): New function.
1957 (Incremental_script_entry::get_object_count): New function.
1958 (Incremental_script_entry::get_object): New function.
1959 (Incremental_script_entry::objects_): New data member; adjust
1961 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1962 (Incremental_inputs::report_object): Add script_info parameter.
1963 (Incremental_inputs_reader::get_object_count): New function.
1964 (Incremental_inputs_reader::get_object_offset): New function.
1965 * options.cc (Input_arguments::add_file): Return reference to
1967 * options.h (Input_argument::set_script_info): New function.
1968 (Input_argument::script_info): New function.
1969 (Input_argument::script_info_): New data member; adjust all
1971 (Input_file_group::add_file): Return reference to new input argument.
1972 (Input_file_lib::add_file): Likewise.
1973 (Input_arguments::add_file): Likewise.
1974 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1975 * script.cc (Parser_closure::Parser_closure): Add script_info
1976 parameter; adjust all callers.
1977 (Parser_closure::script_info): New function.
1978 (Parser_closure::script_info_): New data member.
1979 (read_input_script): Report scripts earlier to incremental info.
1980 (script_add_file): Set script_info in Input_argument.
1981 (script_add_library): Likewise.
1982 * script.h (Script_options::Script_info): Rewrite class.
1984 2011-03-29 Cary Coutant <ccoutant@google.com>
1986 * archive.cc (Library_base::should_include_member): Move
1987 method here from class Archive.
1988 (Archive::Archive): Initialize base class.
1989 (Archive::should_include_member): Move to base class.
1990 (Archive::do_for_all_unused_symbols): New function.
1991 (Add_archive_symbols::run): Remove redundant access to
1993 (Lib_group::Lib_group): Initialize base class.
1994 (Lib_group::do_filename): New function.
1995 (Lib_group::include_member): Pass pointer to Lib_group to
1997 (Lib_group::do_for_all_unused_symbols): New function.
1998 (Add_lib_group_symbols::run): Report archive information for
2000 * archive.h (class Library_base): New base class.
2001 (class Archive): Derive from Library_base.
2002 (Archive::filename): Move to base class.
2003 (Archive::set_incremental_info): Likewise.
2004 (Archive::incremental_info): Likewise.
2005 (Archive::Should_include): Likewise.
2006 (Archive::should_include_member): Likewise.
2007 (Archive::Armap_entry): Remove.
2008 (Archive::Unused_symbol_iterator): Remove.
2009 (Archive::unused_symbols_begin): Remove.
2010 (Archive::unused_symbols_end): Remove.
2011 (Archive::do_filename): New function.
2012 (Archive::do_get_mtime): New function.
2013 (Archive::do_for_all_unused_symbols): New function.
2014 (Archive::task_): Move to base class.
2015 (Archive::incremental_info_): Likewise.
2016 (class Lib_group): Derive from Library_base.
2017 (Lib_group::do_filename): New function.
2018 (Lib_group::do_get_mtime): New function.
2019 (Lib_group::do_for_all_unused_symbols): New function.
2020 (Lib_group::task_): Move to base class.
2021 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2023 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2025 * incremental.cc (Incremental_inputs::report_archive_begin):
2026 Use Library_base; call library's get_mtime; add incremental inputs
2027 entry before members.
2028 (class Unused_symbol_visitor): New class.
2029 (Incremental_inputs::report_archive_end): Use Library_base; use
2030 visitor class to record unused symbols; don't add incremental inputs
2031 entry after members.
2032 (Incremental_inputs::report_object): Use Library_base.
2034 (Incremental_archive_entry::Incremental_archive_entry): Remove
2035 unused Archive parameter.
2036 (Incremental_inputs::report_archive_begin): Use Library_base.
2037 (Incremental_inputs::report_archive_end): Likewise.
2038 (Incremental_inputs::report_object): Likewise.
2039 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2041 * object.h (Object::for_all_global_symbols): New function.
2042 (Object::do_for_all_global_symbols): New function.
2043 (Sized_relobj::do_for_all_global_symbols): New function.
2044 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2046 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2049 2011-03-27 Ian Lance Taylor <iant@google.com>
2051 * archive.cc (Archive::interpret_header): Return -1 if something
2052 goes wrong. Change callers accordingly.
2054 2011-03-25 Cary Coutant <ccoutant@google.com>
2056 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2057 * testsuite/Makefile.in: Regenerate.
2059 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2061 * plugin.cc (get_view): New.
2062 (Plugin::load): Pass get_view to the plugin.
2063 (Plugin_manager::get_view): New.
2065 2011-03-21 Ian Lance Taylor <iant@google.com>
2067 * testsuite/final_layout.sh: Rewrite to not use dc.
2068 * testsuite/relro_test.sh: Fail if dc is not present.
2070 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2072 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2074 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2075 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2077 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2078 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2080 2011-03-14 Ian Lance Taylor <iant@google.com>
2082 * script-sections.cc (Sort_output_sections::script_compare):
2083 Rename from is_before, change return type.
2084 (Sort_output_sections::operator()): Adjust accordingly.
2086 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2089 * testsuite/odr_violation2.cc: Add comment to make all error line
2090 numbers double digits.
2091 * testsuite/debug_msg.sh: Adjust expected errors.
2093 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2095 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2096 but mark earlier ones as non-canonical
2097 (offset_to_iterator): Update search target and example
2098 (do_addr2line): Return extra lines in a vector*
2099 (format_file_lineno): Extract from do_addr2line
2100 (one_addr2line): Add vector* out-param
2101 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2102 when a lineno entry appeared last for its instruction
2103 (Dwarf_line_info): Add vector* out-param
2104 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2105 * symtab.cc (Odr_violation_compare): Include the lineno in the
2107 (linenos_from_loc): New. Combine the canonical line for an
2108 address with its other lines.
2109 (True_if_intersect): New. Helper functor to make
2110 std::set_intersection a query.
2111 (detect_odr_violations): Compare sets of lines instead of just
2112 one line for each function. This became less deterministic, but
2113 has fewer false positives.
2114 * symtab.h: Declarations.
2115 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2116 mix an optimized and non-optimized object in the same binary
2117 (odr_violation2.so): Same.
2118 * testsuite/Makefile.in: Regenerate from Makefile.am.
2119 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2120 * testsuite/debug_msg.sh: Update line numbers and add
2122 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2123 non-optimized context.
2124 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2125 isn't inlined, and use OdrDerived in an optimized context.
2126 * testsuite/odr_header1.h: Defines OdrDerived, where
2127 optimization will change the
2128 first-instruction-in-the-destructor's file and line number.
2129 * testsuite/odr_header2.h: Defines OdrBase.
2131 2011-03-09 Ian Lance Taylor <iant@google.com>
2133 * fileread.cc (File_read::clear_views): Don't delete the whole
2136 2011-03-08 Ian Lance Taylor <iant@google.com>
2139 * fileread.cc: #include <climits>.
2140 (GOLD_IOV_MAX): Define.
2141 (File_read::read_multiple): Limit number of entries by iov_max.
2142 * fileread.h (class File_read): Always set max_readv_entries to
2145 2011-03-07 Ian Lance Taylor <iant@google.com>
2148 * options.h (class General_options): Add -dy and -dn.
2150 2011-03-02 Cary Coutant <ccoutant@google.com>
2152 * testsuite/script_test_9.t: Add TLS segment.
2154 2011-03-02 Simon Baldwin <simonb@google.com>
2156 * configure.ac: Add check for gnu_indirect_function support in
2157 the toolchain building binutils.
2158 * configure: Rebuild.
2160 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2162 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2163 plugin only symbols.
2164 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2165 in plugin files as not needed in the symbol table.
2167 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2169 * output.cc (Output_section::add_input_section): Delay fill
2170 generation for section ordering.
2172 2011-02-09 Ian Lance Taylor <iant@google.com>
2175 * object.h (class Sized_relobj): Remove clear_local_symbols.
2176 * reloc.cc (Sized_relobj::do_relocate): Don't call
2177 clear_local_symbols.
2179 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2181 * plugin.cc (is_visible_from_outside): Return true for symbols
2184 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2186 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2189 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2191 * icf.h (is_section_foldable_candidate): Change type of parameter
2193 * icf.cc (Icf::find_identical_sections): Change type of local variable
2194 section_name to be std::string.
2195 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2197 2011-01-25 Ian Lance Taylor <iant@google.com>
2199 * script.cc (script_add_extern): Rewrite to use
2200 add_symbol_reference.
2202 2011-01-25 Doug Kwan <dougkwan@google.com>
2204 * icf.cc (get_section_contents): Always lock section's object.
2206 2011-01-24 Ian Lance Taylor <iant@google.com>
2208 * options.h (class General_options): Accept
2209 --no-detect-odr-violations.
2211 2011-01-24 Ian Lance Taylor <iant@google.com>
2213 * version.cc (version_string): Bump to 1.11.
2215 2011-01-24 Ian Lance Taylor <iant@google.com>
2217 * plugin.cc (class Plugin_rescan): Define new class.
2218 (Plugin_manager::claim_file): Set any_claimed_.
2219 (Plugin_manager::save_archive): New function.
2220 (Plugin_manager::save_input_group): New function.
2221 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2223 (Plugin_manager::new_undefined_symbol): New function.
2224 (Plugin_manager::rescan): New function.
2225 (Plugin_manager::rescannable_defines): New function.
2226 (Plugin_manager::add_input_file): Set any_added_.
2227 * plugin.h (class Plugin_manager): define new fields rescannable_,
2228 undefined_symbols_, any_claimed_, and any_added_. Declare
2229 Plugin_rescan as friend. Declare new functions.
2230 (Plugin_manager::Rescannable): Define type.
2231 (Plugin_manager::Rescannable_list): Define type.
2232 (Plugin_manager::Undefined_symbol_list): Define type.
2233 (Plugin_manager::Plugin_manager): Initialize new fields.
2234 * archive.cc (Archive::defines_symbol): New function.
2235 (Add_archive_symbols::run): Pass archive to plugins if any.
2236 * archive.h (class Archive): Declare defines_symbol.
2237 * readsyms.cc (Input_group::~Input_group): New function.
2238 (Finish_group::run): Pass input_group to plugins if any.
2239 * readsyms.h (class Input_group): Declare destructor.
2240 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2243 2011-01-10 Ian Lance Taylor <iant@google.com>
2245 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2247 (Layout::set_segment_offsets): Reset increase_relro before calling
2248 set_section_addresses a second time.
2250 2011-01-04 Cary Coutant <ccoutant@google.com>
2252 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2253 sections before NOBITS sections.
2255 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2257 * version.cc (print_version): Update copyright to 2011.
2259 2010-12-23 Cary Coutant <ccoutant@google.com>
2261 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2262 of OS to this->add. Add OD parameter to second form of the function.
2264 2010-12-20 Ian Lance Taylor <iant@google.com>
2266 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2267 second of two consecutive entries with same offset.
2269 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2271 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2272 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2273 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2274 to avoid unneeded links against $(LDADD).
2275 * testsuite/Makefile.in: Regenerate.
2277 2010-12-15 Ian Lance Taylor <iant@google.com>
2280 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2281 for R_X86_64_32 and R_X86_64_PC32.
2282 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2283 ver_matching_def_pic.o.
2284 (ver_matching_def_pic.o): New target.
2286 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2288 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2289 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2290 Move definition before File_read::View member definitions.
2291 (File_read::View::~View): Initialize and hold lock before
2292 updating current_mapped_bytes.
2294 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2296 * dwarf_reader.cc: Remove outdated comment.
2297 * gold-threads.cc: Fix typo in error message.
2298 * archive.cc: Fix typos in comments.
2299 * archive.h: Likewise.
2300 * arm-reloc-property.cc: Likewise.
2301 * arm-reloc-property.h: Likewise.
2302 * arm-reloc.def: Likewise.
2304 * attributes.h: Likewise.
2305 * cref.cc: Likewise.
2306 * ehframe.cc: Likewise.
2307 * fileread.h: Likewise.
2309 * i386.cc: Likewise.
2311 * incremental.h: Likewise.
2312 * int_encoding.cc: Likewise.
2313 * layout.h: Likewise.
2314 * main.cc: Likewise.
2315 * merge.h: Likewise.
2316 * object.cc: Likewise.
2317 * object.h: Likewise.
2318 * options.cc: Likewise.
2319 * readsyms.cc: Likewise.
2320 * reduced_debug_output.cc: Likewise.
2321 * reloc.cc: Likewise.
2322 * script-sections.cc: Likewise.
2323 * sparc.cc: Likewise.
2324 * symtab.h: Likewise.
2325 * target-reloc.h: Likewise.
2326 * target.cc: Likewise.
2327 * target.h: Likewise.
2328 * timer.cc: Likewise.
2329 * timer.h: Likewise.
2330 * x86_64.cc: Likewise.
2332 2010-12-09 Cary Coutant <ccoutant@google.com>
2334 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2336 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2337 parameter; change all callers.
2338 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2339 * options.h (warn_execstack): New option.
2341 2010-12-07 Doug Kwan <dougkwan@google.com>
2343 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2344 like function call relocations.
2346 2010-12-07 Ian Lance Taylor <iant@google.com>
2348 * archive.cc (Archive::get_elf_object_for_member): Permit
2349 punconfigured to be NULL.
2350 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2351 (Archive::include_member): Pass NULL to get_elf_object_for_member
2352 if we searched for the archive and this is the first included
2355 2010-12-01 Ian Lance Taylor <iant@google.com>
2357 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2358 track_relocs_type_ field.
2359 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2360 Set track_relocs_type_.
2361 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2362 contents when using RELA relocs.
2363 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2365 * reloc.cc (Track_relocs::next_addend): New function.
2366 * reloc.h (class Track_relocs): Declare next_addend.
2368 2010-12-01 Ian Lance Taylor <iant@google.com>
2370 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2373 2010-12-01 Ian Lance Taylor <iant@google.com>
2375 * README: Update compilers known to work and fail.
2377 2010-11-23 Matthias Klose <doko@ubuntu.com>
2379 * configure.in: For --enable-gold, handle value `default' instead of
2380 `both*'. Always install ld as ld.bfd, install as ld if gold is
2382 * configure: Regenerate.
2384 2010-11-18 Doug Kwan <dougkwan@google.com>
2386 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2387 and right_alignment to be zero. Store result alignment only if it is
2388 greater than existing alignment.
2390 2010-11-16 Cary Coutant <ccoutant@google.com>
2393 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2394 Check for ".zdebug_line".
2396 2010-11-16 Doug Kwan <dougkwan@google.com>
2397 Cary Coutant <ccoutant@google.com>
2399 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2400 by reference; adjust all callers.
2401 * output.cc (Output_segment::set_section_addresses): Adjust references
2402 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2404 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2405 end at page boundary.
2407 2010-11-16 Cary Coutant <ccoutant@google.com>
2410 * layout.cc (Layout::choose_output_section): Transform names of
2411 compressed sections even when using a script with a SECTIONS clause.
2412 (Layout::output_section_name): Remove code to transform
2413 compressed debug section names.
2414 * output.cc (Output_section::add_input_section): Use uncompressed
2415 section size when tracking input sections.
2417 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2419 * symtab.h (Symbol::NON_PIC_REF): Remove.
2420 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2421 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2422 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2423 (Symbol::use_plt_offset): Take a flags argument and pass it
2424 directly to needs_dynamic_reloc. Restrict check for undefined
2425 weak symbols to function calls.
2426 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2427 (Target_arm::Scan::global): Use it.
2428 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2429 (Target_arm::Relocate::relocate): Likewise.
2430 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2431 parameter with an r_type parameter. Use get_reference_flags
2433 (Target_arm::Relocate::relocate): Update accordingly.
2434 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2435 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2436 (Target_i386::Scan::global): Likewise.
2437 (Target_i386::Relocate::relocate): Likewise.
2438 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2439 parameter with an r_type parameter. Use get_reference_flags
2441 (Target_i386::Relocate::relocate): Update accordingly.
2442 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2443 (Target_powerpc::Scan::global): Use it.
2444 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2445 (Target_powerpc::Relocate::relocate): Likewise.
2446 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2447 (Target_sparc::Scan::global): Use it.
2448 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2449 (Target_sparc::Relocate::relocate): Likewise.
2450 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2451 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2452 (Target_x86_64::Scan::global): Likewise.
2453 (Target_x86_64::Relocate::relocate): Likewise.
2455 2010-11-08 Doug Kwan <dougkwan@google.com>
2456 Cary Coutant <ccoutant@google.com>
2458 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2459 (Arm_exidx_merge_section::section_contents_): New data member.
2460 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2461 (Arm_input_section::~Arm_input_section): De-allocate memory.
2462 (Arm_input_section::original_contents_): New data member.
2463 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2464 in parameters instead of calling Object::section_contents without
2466 (Arm_output_section::group_section): New parameter TASK. Pass it
2467 to callees that need locking objects.
2468 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2469 to lock EXIDX input sections. Fix a formatting issue. Call
2470 Arm_exidx_merged_section::build_contents to create merged section
2472 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2473 to lock object of stub table owner.
2474 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2475 TEXT_SIZE to initialize data member TEXT_SIZE_.
2476 (Arm_exidx_input_section::addralign): Fix typo in comment.
2477 (Arm_exidx_input_section::text_size): New method.
2478 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2479 that require locking objects. Lock objects before scanning for stubs
2480 and updating local symbols.
2481 (Arm_input_section<big_endian>::init): Copy contents of original
2483 (Arm_input_section<big_endian>::do_write): Use saved contents of
2484 original input section instead of calling Object::section_contents
2486 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2487 size without calling Object::section_size().
2488 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2489 for size. Allocate a buffer for merged EXIDX entries.
2490 (Arm_exidx_merged_section::build_contents): New method.
2491 (Arm_exidx_merged_section::do_write): Move merge section contents
2492 building code to Arm_exidx_merged_section::build_contetns. Write
2493 out contetns in buffer instead of building it on the fly.
2494 (Arm_relobj::make_exidx_input_section): Also pass text section size
2495 to Arm_exidx_input_section constructor.
2496 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2497 (Arm_dynobj::do_read_symbols): Fix memory leak.
2498 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2499 * target.h: (class Task): Add forward declaration.
2500 (Target::relax): Add new parameter TASK and pass it to
2502 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2504 2010-11-05 Cary Coutant <ccoutant@google.com>
2507 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2508 object when reading from the file.
2509 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2511 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2512 when reading section contents.
2513 (get_section_contents): Likewise.
2514 (icf::find_identical_sections): Likewise.
2515 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2516 object when reading from the file.
2517 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2518 the object when doing deferred section layout.
2520 2010-11-03 Nick Clifton <nickc@redhat.com>
2523 * script.h (class Symbol_assignment: name): New member. Returns
2524 the name of the symbol.
2525 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2526 Returns true if the given symbol name is on the list of
2527 assignments wating to be processed.
2528 * archive.cc (should_incldue_member): If the symbol is undefined,
2529 check to see if it is on the list of symbols pending assignment.
2531 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2533 * script-sections.cc (Script_sections::find_memory_region): Check
2534 for a NULL output section pointer.
2536 2010-10-29 Doug Kwan <dougkwan@google.com>
2538 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2539 Output_section::add_relaxed_input_section.
2540 * output.cc (Output_section::add_relaxed_input_section): Add new
2541 arguments LAYOUT and NAME. Set section order index.
2542 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2543 Copy section order index.
2544 * output.h (Output_section::add_relaxed_input_section): Add new
2545 arguments LAYOUT and NAME.
2547 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2549 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2550 NATIVE_OR_CROSS_LINKER.
2551 * testsuite/Makefile.in: Regenerate.
2553 2010-10-20 Doug Kwan <dougkwan@google.com>
2555 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2556 without SHF_LINK_ORDER flags.
2557 * layout.cc (Layout::choose_output_section): Do not filter
2558 SHF_LINK_ORDER flag in a relocatable link.
2560 2010-10-17 Cary Coutant <ccoutant@google.com>
2562 * output.h (Output_segment::set_section_addresses): Change function
2563 signature. Update all callers.
2564 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2566 (Output_segment::set_section_addresses): Align after last TLS
2567 section. Add padding before last relro section instead of after.
2569 2010-10-17 Doug Kwan <dougkwan@google.com>
2571 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2572 GOT output section to be writable.
2574 2010-10-14 Cary Coutant <ccoutant@google.com>
2576 * debug.h (DEBUG_INCREMENTAL): New flag.
2577 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2578 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2580 * incremental.cc (report_command_line): Ignore all forms of
2582 * layout.cc (Layout::Layout): Check parameters for incremental link
2584 * options.cc (General_options::parse_incremental): New function.
2585 (General_options::parse_no_incremental): New function.
2586 (General_options::parse_incremental_full): New function.
2587 (General_options::parse_incremental_update): New function.
2588 (General_options::incremental_mode_): New data member.
2589 (General_options::finalize): Check incremental_mode_.
2590 * options.h (General_options): Update help text for --incremental.
2591 Add --no-incremental, --incremental-full, --incremental-update.
2592 (General_options::Incremental_mode): New enum type.
2593 (General_options::incremental_mode): New function.
2594 (General_options::incremental_mode_): New data member.
2595 * parameters.cc (Parameters::incremental_mode_): New data member.
2596 (Parameters::set_options): Set incremental_mode_.
2597 (Parameters::set_incremental_full): New function.
2598 (Parameters::incremental): New function.
2599 (Parameters::incremental_update): New function.
2600 (set_parameters_incremental_full): New function.
2601 * parameters.h (Parameters::set_incremental_full): New function.
2602 (Parameters::incremental): New function.
2603 (Parameters::incremental_update): New function.
2604 (Parameters::incremental_mode_): New data member.
2605 (set_parameters_incremental_full): New function.
2606 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2607 incremental link mode.
2608 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2609 (Sized_relobj::do_relocate_sections): Likewise.
2610 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2612 * testsuite/Makefile.in: Regenerate.
2613 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2615 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2617 * script-sections.h (class Script_sections): Make
2618 Sections_elements typedef public.
2619 * script-sections.cc (class Sort_output_sections): Add elements_
2620 field. Add constructor which sets it; change all callers.
2621 (Sort_output_sections::is_before): New function.
2622 (Sort_output_sections::operator()): Call is_before.
2623 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2625 * testsuite/script_test_10.sh: New test. Test script section
2627 * testsuite/script_test_10.t: Likewise.
2628 * testsuite/script_test_10.s: Likewise.
2629 * testsuite/Makefile.am: Wrap the cross linker tests and the
2630 common tests into NATIVE_OR_CROSS_LINKER.
2631 (check_SCRIPTS): Add script_test_10.sh.
2632 (check_DATA): Add script_test_10.stdout.
2633 (script_test_10.o, script_test_10): New targets.
2634 (script_test_10.stdout): New target.
2635 * configure, testsuite/Makefile.in: Regenerate.
2637 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2639 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2640 error for the deprecated relocations.
2641 (Target_arm::Scan::global): Likewise.
2642 (Target_arm::Relocate::relocate): Likewise.
2644 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2646 * fileread.cc (Input_file::find_file): Initialize *found_name
2647 and *namep when using the fallback search for case 4.
2649 2010-10-11 Cary Coutant <ccoutant@google.com>
2651 * options.h (class General_options): Redefine -z lazy as an alias for
2652 the negation of -z now.
2654 2010-10-11 Ian Lance Taylor <iant@google.com>
2656 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2659 2010-10-06 Nick Clifton <nickc@redhat.com>
2661 * script-sections.cc(class Memory_region): Remove
2662 current_lma_offset_ field. Rename current_vma_offset_ to
2663 current_offset_. Add last_section_ field.
2664 (Memory_region::get_current_vma_address): Rename to
2665 get_current_address.
2666 (Memory_region::get_current_lma_address): Delete.
2667 (Memory_region::increment_vma_offset): Rename to
2669 (Memory_region::increment_lma_offset): Delete.
2670 (Memory_region::attributes_compatible): New method. Returns
2671 true if the provided section is compatible with the region.
2672 (Memory_region::get_last_section): New method. Returns the last
2673 section to use the region.
2674 (Memory_region::set_last_section): New method. Stores the last
2675 section to use the region.
2676 (Script_sections::block_in_region): New method. Returns true if
2677 a block of memory is contained within a region.
2678 (Script_sections::find_memory_region): New method. Locates a
2679 memory region to be used to set a VMA or LMA address.
2680 (Output_section_definition::set_section_addresses): Add code to
2681 check for addresses set by memory regions.
2682 (Output_segment::set_section_addresses): Remove memory region
2684 (Script_sections::create_segment): Add a warning if a header
2685 segment is created outside of any region.
2686 * script-sections.h (class Script_sections): Add prototypes for
2687 find_memory_region and block_in_region methods.
2688 * testsuite/memory_test.s: Use .long instead of .word.
2689 * testsuite/memory_test.t: Add some more output sections.
2690 * testsuite/memory_test.sh: Update expected output.
2692 2010-10-02 Doug Kwan <dougkwan@google.com>
2694 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2695 defintion to symtab.h
2696 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2697 declaration to defintion.
2699 2010-10-01 Nick Clifton <nickc@redhat.com>
2701 * expression.cc (eval): Replace dummy argument with NULL.
2702 (eval_maybe_dot): Check for a NULL result section pointer.
2703 (Symbol_expression::value): Likewise.
2704 (Dot_expression::value): Likewise.
2705 (BINARY_EXPRESSION): Likewise.
2706 (Max_expression::value): Likewise.
2707 (Min_expression::value): Likewise.
2708 (Absolute_expression::value): Likewise.
2709 (Addr_expression::value_from_output_section): Likewise.
2710 (Loaddddr_expression::value_from_output_section): Likewise.
2711 (Segment_start_expression::value): Likewise.
2712 * script-sections.cc
2713 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2715 (Sections_elememt_dot_assignment::set_section_addresses):
2717 (Output_data_expression::do_write_to_buffer): Likewise.
2718 (Output_section_definition::finalize_symbols): Likewise.
2719 (Output_section_definition::set_section_addresses): Likewise.
2721 2010-09-30 Doug Kwan <dougkwan@google.com>
2723 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2725 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2727 * target.h (Target::can_icf_inline_merge_sections): New virtual
2729 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2731 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2733 * icf.cc (get_section_contents): Inline merge sections only when
2736 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2738 * configure: Regenerate.
2740 2010-09-17 Ian Lance Taylor <iant@google.com>
2742 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2743 * testsuite/Makefile.am (memory_test.o): New target.
2744 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2746 * testsuite/Makefile.in: Rebuild.
2748 2010-09-17 Doug Kwan <dougkwan@google.com>
2750 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2751 defintion if relocation uses GOT entries of the symbol.
2752 * testsuite/icf_safe_test.sh: Fix test.
2753 * testsuite/icf_safe_so_test.sh: Fix test.
2755 2010-09-16 Cary Coutant <ccoutant@google.com>
2757 * script_sections.cc (class Memory_region): Remove "NULL" from
2758 vector initializations.
2760 2010-09-15 Cary Coutant <ccoutant@google.com>
2762 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2763 Resolve forwarding symbols.
2765 2010-09-15 Doug Kwan <dougkwan@google.com>
2767 * gold/testsuite/script_test_3.t: Add ARM special sections.
2768 * gold/testsuite/script_test_4.t: Same.
2769 * gold/testsuite/script_test_5.t: Same.
2770 * gold/testsuite/script_test_6.t: Same.
2771 * gold/testsuite/script_test_7.t: Same.
2772 * gold/testsuite/script_test_7.t: Same.
2773 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2775 2010-09-14 Cary Coutant <ccoutant@google.com>
2777 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2778 (Target_x86_64::Relocate::relocate_tls): Replace check for
2779 saw_tls_block_reloc_ with test for executable section.
2781 2010-09-12 Cary Coutant <ccoutant@google.com>
2783 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2784 position-independent executables to shared libraries need dynamic
2786 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2787 position-independent executables.
2788 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2789 * testsuite/Makefile.in: Regenerate.
2791 2010-09-10 Nick Clifton <nickc@redhat.com>
2794 * testsuite/memory_test.t: Discard any sections that are not
2797 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2800 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2801 "This::" to work around a bug in gcc 4.2.
2803 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2805 2010-09-09 Rafael Espindola <espindola@google.com>
2807 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2808 sections with different PF_X flags in the same segment.
2809 (Layout::find_first_load_seg): Search all segments to find the first
2811 * options.h (rosegment): New.
2813 2010-09-08 Rafael Espindola <espindola@google.com>
2815 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2817 2010-09-08 Doug Kwan <dougkwan@google.com>
2819 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2820 (Arm_relobj::do_relocate_sections): Add new parameter for output
2821 file to match the parent.
2822 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2823 of local symbols instead of input values. Update code to track
2824 changes in gold::relocate_section.
2825 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2826 (Sized_relobj::compute_final_local_value_internal): New methods.
2827 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2828 body into private version of Sized_relobj::compute_final_local_value.
2829 Call the inline method.
2830 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2831 merged symbol value if there is one.
2832 (Symbol_value::has_output_value): New method defintiion.
2833 (Sized_relobj::Compute_final_local_value_status): New enum type.
2834 (Sized_relobj::compute_final_local_value): New methods.
2835 (Sized_relobj::compute_final_local_value_internal): New methods.
2836 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2837 and arm_cortex_a8.sh.
2838 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2839 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2841 * Makefile.in: Regenerate.
2842 * testsuite/arm_bl_out_of_range.s: Update test.
2843 * testsuite/thumb_bl_out_of_range.s: Ditto.
2844 * testsuite/thumb_blx_out_of_range.s: Ditto.
2845 * testsuite/arm_branch_out_of_range.sh: New file.
2846 * testsuite/arm_cortex_a8.sh: Ditto.
2847 * testsuite/arm_cortex_a8_b.s: Ditto.
2848 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2849 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2850 * testsuite/arm_cortex_a8_bl.s: Ditto.
2851 * testsuite/arm_cortex_a8_blx.s: Ditto.
2852 * testsuite/arm_cortex_a8_local.s: Ditto.
2853 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2854 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2856 2010-09-08 Rafael Espindola <espindola@google.com>
2858 * Makefile.am (memory_test.stdout): Run readelf with -W.
2859 * Makefile.in: Regenerate.
2860 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2863 2010-09-08 Rafael Espindola <espindola@google.com>
2865 * script-sections.cc (Script_sections::add_memory_region): Convert
2866 field precision to int.
2867 * script.cc (script_set_section_region, script_set_section_region):
2868 Convert field precision to int.
2870 2010-09-08 Rafael Espindola <espindola@google.com>
2872 * arm.cc (do_finalize_sections): Create the __exidx_start and
2873 __exdix_end symbols even when the section is missing.
2875 2010-09-08 Nick Clifton <nickc@redhat.com>
2877 * README: Remove claim that MEMORY is not supported.
2878 * expression.cc (script_exp_function_origin)
2879 (script_exp_function_length): Move from here to ...
2880 * script.cc: ... here.
2881 (script_set_section_region, script_add_memory)
2882 (script_parse_memory_attr, script_include_directive): New
2884 * script-sections.cc
2885 (class Memory_region): New class.
2886 (class Output_section_definition): Add set_memory_region,
2887 set_section_vma, set_section_lma and get_section_name methods.
2888 (class Script_Sections): Add add_memory_region,
2889 find_memory_region, find_memory_region_origin,
2890 find_memory_region_length and set_memory_region methods.
2891 Have set_section_addresses method walk the list of set memory
2893 Extend the print methos to display memory regions.
2894 * script-sections.h: Add prototypes for new methods.
2895 Add enum for MEMORY region attributes.
2896 * yyscript.y: Add support for parsing MEMORY regions.
2897 * script-c.h: Add prototypes for new functions.
2898 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2899 * testsuite/Makefile.in: Regenerate.
2900 * testsuite/memory_test.sh: New script.
2901 * testsuite/memory_test.s: New assembler source file.
2902 * testsuite/memory_test.t: New linker script.
2904 2010-08-27 Doug Kwan <dougkwan@google.com>
2906 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2907 reference override an existing dynamic weak reference.
2908 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2909 * testsuite/Makefile.in: Regenerate.
2910 * testsuite/dyn_weak_ref.sh: New file.
2911 * testsuite/dyn_weak_ref_1.c: Ditto.
2912 * testsuite/dyn_weak_ref_2.c: Ditto.
2914 2010-08-27 Ian Lance Taylor <iant@google.com>
2916 * incremental.h (class Incremental_input_entry): Add virtual
2919 2010-08-27 Ian Lance Taylor <iant@google.com>
2921 * testsuite/start_lib_test_3.c: Mark t3 as used.
2923 2010-08-27 Nick Clifton <nickc@redhat.com>
2925 * options.cc (version_script): Fix small typo in previous
2928 2010-08-25 Nick Clifton <nickc@redhat.com>
2930 * archive.cc: Formatting fixes: Remove whitespace between
2931 typename and following asterisk. Remove whitespace between
2932 function name and opening parenthesis.
2933 * archive.h: Likewise.
2935 * attributes.cc: Likewise.
2936 * attributes.h: Likewise.
2937 * common.cc: Likewise.
2938 * copy-relocs.cc: Likewise.
2939 * dirsearch.h: Likewise.
2940 * dynobj.cc: Likewise.
2941 * ehframe.cc: Likewise.
2942 * ehframe.h: Likewise.
2943 * expression.cc: Likewise.
2944 * fileread.cc: Likewise.
2945 * fileread.h: Likewise.
2947 * gold-threads.cc: Likewise.
2948 * gold.cc: Likewise.
2949 * i386.cc: Likewise.
2951 * incremental-dump.cc: Likewise.
2952 * incremental.cc: Likewise.
2953 * layout.cc: Likewise.
2954 * layout.h: Likewise.
2955 * main.cc: Likewise.
2956 * merge.cc: Likewise.
2957 * merge.h: Likewise.
2958 * object.cc: Likewise.
2959 * object.h: Likewise.
2960 * options.cc: Likewise.
2961 * options.h: Likewise.
2962 * output.cc: Likewise.
2963 * output.h: Likewise.
2964 * plugin.cc: Likewise.
2965 * plugin.h: Likewise.
2966 * powerpc.cc: Likewise.
2967 * reloc.cc: Likewise.
2968 * script-c.h: Likewise.
2969 * script-sections.cc: Likewise.
2970 * script.cc: Likewise.
2971 * stringpool.cc: Likewise.
2972 * symtab.cc: Likewise.
2973 * symtab.h: Likewise.
2974 * target.cc: Likewise.
2975 * timer.cc: Likewise.
2976 * timer.h: Likewise.
2977 * version.cc: Likewise.
2978 * x86_64.cc: Likewise.
2980 2010-08-24 Nick Clifton <nickc@redhat.com>
2983 * layout.cc (segment_precedes): Sort segments by their physical
2984 addresses, if they have been set.
2986 2010-08-23 Cary Coutant <ccoutant@google.com>
2988 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2990 (Lib_group::include_member): Unlock object after deleting its
2992 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2995 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2996 Cary Coutant <ccoutant@google.com>
2998 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2999 constructor, and set_blocker.
3000 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3002 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3003 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3004 * testsuite/Makefile.am (start_lib_test): New test case.
3005 * testsuite/Makefile.in: Regenerate.
3006 * testsuite/start_lib_test_main.c: New file.
3007 * testsuite/start_lib_test_1.c: New file.
3008 * testsuite/start_lib_test_2.c: New file.
3009 * testsuite/start_lib_test_3.c: New file.
3011 2010-08-19 Ian Lance Taylor <iant@google.com>
3013 * Makefile.in: Rebuild with automake 1.11.1.
3014 * aclocal.m4: Likewise.
3015 * testsuite/Makefile.in: Likewise.
3017 2010-08-19 Ian Lance Taylor <iant@google.com>
3020 * i386.cc (class Output_data_plt_i386): Update declarations.
3021 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3022 local_ifuncs_ fields.
3023 (Target_i386::do_plt_section_for_global): New function.
3024 (Target_i386::do_plt_section_for_local): New function.
3025 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3026 parameter; change all callers. Initialize global_ifuncs_ and
3027 local_ifuncs_. If doing a static link define __rel_iplt_start and
3029 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3030 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3031 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3033 (Target_i386::make_plt_section): New function, broken out of
3034 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3035 (Target_i386::make_plt_entry): Call make_plt_section.
3036 (Target_i386::make_local_ifunc_plt_entry): New function.
3037 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3038 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3039 R_386_IRELATIVE to switch.
3040 (Target_i386::Scan::global): Likewise.
3041 (Target_i386::Relocate::relocate): Likewise.
3042 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3044 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3045 (Target_x86_64::do_plt_section_for_global): New function.
3046 (Target_x86_64::do_plt_section_for_local): New function.
3047 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3048 parameter; change all callers. If doing a static link define
3049 __rela_iplt_start and __rela_iplt_end.
3050 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3051 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3052 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3054 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3055 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3057 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3058 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3059 R_X86_64_IRELATIVE to switch.
3060 (Target_x86_64::Scan::global): Likewise.
3061 (Target_x86_64::Relocate::relocate): Likewise.
3062 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3064 * target.h (class Target): Add plt_section_for_global and
3065 plt_section_for_local functions. Add do_plt_section_for_global
3066 and do_plt_section_for_local virtual functions.
3067 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3068 clarifying comments.
3069 (Symbol::use_plt_offset): Handle IFUNC symbol.
3070 * object.cc (Sized_relobj::Sized_relobj): Initialize
3072 (Sized_relobj::local_has_plt_offset): New function.
3073 (Sized_relobj::local_plt_offset): New function.
3074 (Sized_relobj::set_local_plt_offset): New function.
3075 (Sized_relobj::do_count): Handle IFUNC symbol.
3076 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3077 a bit away from input_shndx_ field. Add set_is_func_symbol and
3078 is_ifunc_symbol functions.
3079 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3080 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3081 local_plt_offsets_ field.
3082 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3083 * output.h (class Output_section_data): Add non-const
3084 output_section function.
3085 (class Output_data_got): Update declarations.
3086 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3087 Add use_plt_offset parameter to global and local constructors.
3088 Change all callers. Change local_sym_index_ field to 31 bits.
3089 Change GSYM_CODE and CONSTANT_CODE accordingly.
3090 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3091 doing a static link don't set sh_link field.
3092 (Output_data_got::Got_entry::write): Use PLT offset if
3094 (Output_data_got::add_global_plt): New function.
3095 (Output_data_got::add_local_plt): New function.
3096 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3097 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3098 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3099 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3100 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3102 * testsuite/ifunc-sel.h: New file.
3103 * testsuite/ifuncmain1.c: New file.
3104 * testsuite/ifuncmain1vis.c: New file.
3105 * testsuite/ifuncmod1.c: New file.
3106 * testsuite/ifuncdep2.c: New file.
3107 * testsuite/ifuncmain2.c: New file.
3108 * testsuite/ifuncmain3.c: New file.
3109 * testsuite/ifuncmod3.c: New file.
3110 * testsuite/ifuncmain4.c: New file.
3111 * testsuite/ifuncmain5.c: New file.
3112 * testsuite/ifuncmod5.c: New file.
3113 * testsuite/ifuncmain6pie.c: New file.
3114 * testsuite/ifuncmod6.c: New file.
3115 * testsuite/ifuncmain7.c: New file.
3116 * configure, testsuite/Makefile.in: Rebuild.
3118 2010-08-18 Ian Lance Taylor <iant@google.com>
3121 (Output_section_incremental_inputs::write_input_files): Add cast
3122 to avoid signed/unsigned comparison warning.
3123 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3125 2010-08-12 Cary Coutant <ccoutant@google.com>
3127 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3129 2010-08-13 Ian Lance Taylor <iant@google.com>
3131 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3133 2010-08-12 Cary Coutant <ccoutant@google.com>
3134 Doug Kwan <dougkwan@google.com>
3136 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3137 defintion overrides non-weak undef, remember that the original undef
3139 * symtab.cc (Symbol_table::sized_write_global): For undef without
3140 an original weak binding, set binding to global in output.
3141 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3142 * testsuite/Makefile.in: Regenerate.
3143 * testsuite/strong_ref_weak_def.sh: New file.
3144 * testsuite/strong_ref_weak_def_1.c: Ditto.
3145 * testsuite/strong_ref_weak_def_2.c: Ditto.
3147 2010-08-12 Cary Coutant <ccoutant@google.com>
3149 * testsuite/incremental_test.sh: Rewrite.
3150 * testsuite/incremental_test_1.c: Rewrite.
3151 * testsuite/incremental_test_2.c: Rewrite.
3153 2010-08-12 Cary Coutant <ccoutant@google.com>
3155 * arm.cc (Target_arm::got_size): Add const.
3156 (Target_arm::got_entry_count): New function.
3157 (Target_arm::plt_entry_count): New function.
3158 (Target_arm::first_plt_entry_offset): New function.
3159 (Target_arm::plt_entry_size): New function.
3160 (Output_data_plt_arm::entry_count): New function.
3161 (Output_data_plt_arm::first_plt_entry_offset): New function.
3162 (Output_data_plt_arm::get_plt_entry_size): New function.
3163 * i386.cc (Target_i386::got_size): Add const.
3164 (Target_i386::got_entry_count): New function.
3165 (Target_i386::plt_entry_count): New function.
3166 (Target_i386::first_plt_entry_offset): New function.
3167 (Target_i386::plt_entry_size): New function.
3168 (Output_data_plt_i386::entry_count): New function.
3169 (Output_data_plt_i386::first_plt_entry_offset): New function.
3170 (Output_data_plt_i386::get_plt_entry_size): New function.
3171 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3172 find_incremental_inputs_sections. Dump incremental_got_plt section.
3173 * incremental.cc: Include target.h.
3174 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3175 parameter. Adjust all callers. Find incremental_got_plt section.
3176 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3178 (Output_section_incremental_inputs::set_final_data_size): Calculate
3179 size of incremental_got_plt section.
3180 (Output_section_incremental_inputs::do_write): Write the
3181 incremental_got_plt section.
3182 (Got_plt_view_info): New struct.
3183 (Local_got_offset_visitor): New class.
3184 (Global_got_offset_visitor): New class.
3185 (Global_symbol_visitor_got_plt): New class.
3186 (Output_section_incremental_inputs::write_got_plt): New function.
3187 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3188 Add parameter. Adjust all callers.
3189 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3190 (Incremental_inputs::got_plt_section): New function.
3191 (Incremental_inputs::got_plt_section_): New data member.
3192 (Incremental_got_plt_reader): New class.
3193 * layout.cc (Layout::create_incremental_info_sections): Add the
3194 incremental_got_plt section.
3195 * object.h (Got_offset_list::get_list): New function.
3196 (Got offset_list::for_all_got_offsets): New function.
3197 (Sized_relobj::local_got_offset_list): New function.
3198 * powerpc.cc (Target_powerpc::got_size): Add const.
3199 (Target_powerpc::got_entry_count): New function.
3200 (Target_powerpc::plt_entry_count): New function.
3201 (Target_powerpc::first_plt_entry_offset): New function.
3202 (Target_powerpc::plt_entry_size): New function.
3203 (Output_data_plt_powerpc::entry_count): New function.
3204 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3205 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3206 * sparc.cc (Target_sparc::got_size): Add const.
3207 (Target_sparc::got_entry_count): New function.
3208 (Target_sparc::plt_entry_count): New function.
3209 (Target_sparc::first_plt_entry_offset): New function.
3210 (Target_sparc::plt_entry_size): New function.
3211 (Output_data_plt_sparc::entry_count): New function.
3212 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3213 (Output_data_plt_sparc::get_plt_entry_size): New function.
3214 * symtab.h (Symbol::got_offset_list): New function.
3215 (Symbol_table::for_all_symbols): New function.
3216 * target.h (Sized_target::got_entry_count): New function.
3217 (Sized_target::plt_entry_count): New function.
3218 (Sized_target::plt_entry_size): New function.
3219 * x86_64.cc (Target_x86_64::got_size): Add const.
3220 (Target_x86_64::got_entry_count): New function.
3221 (Target_x86_64::plt_entry_count): New function.
3222 (Target_x86_64::first_plt_entry_offset): New function.
3223 (Target_x86_64::plt_entry_size): New function.
3224 (Output_data_plt_x86_64::entry_count): New function.
3225 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3226 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3228 2010-08-12 Cary Coutant <ccoutant@google.com>
3230 * archive.cc: Include incremental.h.
3231 (Archive::Archive): Initialize incremental_info_.
3232 (Archive::include_member): Record archive members in incremental info.
3233 (Add_archive_symbols::run): Record begin and end of an archive in
3235 (Lib_group::include_member): Record objects in incremental info.
3236 * archive.h (Incremental_archive_entry): Forward declaration.
3237 (Archive::set_incremental_info): New member function.
3238 (Archive::incremental_info): New member function.
3239 (Archive::Unused_symbol_iterator): New class.
3240 (Archive::unused_symbols_begin): New member function.
3241 (Archive::unused_symbols_end): New member function.
3242 (Archive::incremental_info_): New data member.
3243 * incremental-dump.cc (find_input_containing_global): New function.
3244 (dump_incremental_inputs): Dump new incremental info sections.
3245 * incremental.cc: Include symtab.h.
3246 (Output_section_incremental_inputs): New class.
3247 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3248 new incremental info sections.
3249 (Sized_incremental_binary::do_check_inputs): Likewise.
3250 (Incremental_inputs::report_archive): Remove.
3251 (Incremental_inputs::report_archive_begin): New function.
3252 (Incremental_inputs::report_archive_end): New function.
3253 (Incremental_inputs::report_object): New function.
3254 (Incremental_inputs::finalize_inputs): Remove.
3255 (Incremental_inputs::report_input_section): New function.
3256 (Incremental_inputs::report_script): Rewrite.
3257 (Incremental_inputs::finalize): Do nothing but finalize string table.
3258 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3259 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3260 (Incremental_inputs::create_data_sections): New function.
3261 (Incremental_inputs::relocs_entsize): New function.
3262 (Output_section_incremental_inputs::set_final_data_size): New function.
3263 (Output_section_incremental_inputs::do_write): New function.
3264 (Output_section_incremental_inputs::write_header): New function.
3265 (Output_section_incremental_inputs::write_input_files): New function.
3266 (Output_section_incremental_inputs::write_info_blocks): New function.
3267 (Output_section_incremental_inputs::write_symtab): New function.
3268 * incremental.h (Incremental_script_entry): Forward declaration.
3269 (Incremental_object_entry): Forward declaration.
3270 (Incremental_archive_entry): Forward declaration.
3271 (Incremental_inputs): Forward declaration.
3272 (Incremental_inputs_header_data): Remove.
3273 (Incremental_inputs_header): Remove.
3274 (Incremental_inputs_header_write): Remove.
3275 (Incremental_inputs_entry_data): Remove.
3276 (Incremental_inputs_entry): Remove.
3277 (Incremental_inputs_entry_write): Remove.
3278 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3279 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3280 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3281 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3283 (Incremental_input_entry): New class.
3284 (Incremental_script_entry): New class.
3285 (Incremental_object_entry): New class.
3286 (Incremental_archive_entry): New class.
3287 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3288 (Incremental_inputs::report_inputs): Remove.
3289 (Incremental_inputs::report_archive): Remove.
3290 (Incremental_inputs::report_archive_begin): New function.
3291 (Incremental_inputs::report_archive_end): New function.
3292 (Incremental_inputs::report_object): Change prototype.
3293 (Incremental_inputs::report_input_section): New function.
3294 (Incremental_inputs::report_script): Change prototype.
3295 (Incremental_inputs::get_reloc_count): New function.
3296 (Incremental_inputs::set_reloc_count): New function.
3297 (Incremental_inputs::create_data_sections): New function.
3298 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3299 (Incremental_inputs::inputs_section): New function.
3300 (Incremental_inputs::symtab_section): New function.
3301 (Incremental_inputs::relocs_section): New function.
3302 (Incremental_inputs::get_stringpool): Add const.
3303 (Incremental_inputs::command_line): Add const.
3304 (Incremental_inputs::inputs): Remove.
3305 (Incremental_inputs::command_line_key): New function.
3306 (Incremental_inputs::input_file_count): New function.
3307 (Incremental_inputs::input_files): New function.
3308 (Incremental_inputs::relocs_entsize): New function.
3309 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3310 (Incremental_inputs::finalize_inputs): Remove.
3311 (Incremental_inputs::Input_info): Remove.
3312 (Incremental_inputs::lock_): Remove.
3313 (Incremental_inputs::inputs_): Change type.
3314 (Incremental_inputs::inputs_map_): Remove.
3315 (Incremental_inputs::current_object_entry_): New data member.
3316 (Incremental_inputs::inputs_section_): New data member.
3317 (Incremental_inputs::symtab_section_): New data member.
3318 (Incremental_inputs::relocs_section_): New data member.
3319 (Incremental_inputs::reloc_count_): New data member.
3320 (Incremental_inputs_reader): New class.
3321 (Incremental_symtab_reader): New class.
3322 (Incremental_relocs_reader): New class.
3323 * layout.cc (Layout::finalize): Move finalization of incremental info
3324 and creation of incremental info sections to follow finalization of
3325 symbol table. Set offsets for postprocessing sections.
3326 (Layout::create_incremental_info_sections): Call
3327 Incremental_inputs::create_data_sections. Add incremental symtab
3328 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3329 sections to layout after input sections.
3330 * layout.h (struct Timespec): Forward declaration.
3331 (Layout::incremental_inputs): Add const.
3332 (Layout::create_incremental_info_sections): Add parameter.
3333 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3334 * object.cc: Include incremental.h.
3335 (Relobj::finalize_incremental_relocs): New function.
3336 (Sized_relobj::do_layout): Record input sections in incremental info.
3337 * object.h (Object::output_section): New function.
3338 (Object::output_section_offset): Moved from Relobj.
3339 (Object::get_incremental_reloc_base): New function.
3340 (Object::get_incremental_reloc_count): New function.
3341 (Object::do_output_section): New function.
3342 (Object::do_output_section_offset): Moved from Relobj.
3343 (Object::do_get_incremental_reloc_base): New function.
3344 (Object::do_get_incremental_reloc_count): New function.
3345 (Object::Object): Initialize new data members.
3346 (Relobj::output_section): Renamed do_output_section and moved to
3348 (Relobj::output_section_offset): Moved to Object.
3349 (Relobj::do_get_incremental_reloc_base): New function.
3350 (Relobj::do_get_incremental_reloc_count): New function.
3351 (Relobj::allocate_incremental_reloc_counts): New function.
3352 (Relobj::count_incremental_reloc): New function.
3353 (Relobj::finalize_incremental_relocs): New function.
3354 (Relobj::next_incremental_reloc_index): New function.
3355 (Relobj::reloc_counts_): New data member.
3356 (Relobj::reloc_bases_): New data member.
3357 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3358 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3359 (Sized_relobj::incremental_relocs_scan): New function.
3360 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3361 (Sized_relobj::incremental_relocs_write): New function.
3362 (Sized_relobj::incremental_relocs_write_reltype): New function.
3363 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3365 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3366 archives and object files elsewhere.
3367 (Add_symbols::run): Report object files here.
3368 (Finish_group::run): Report end of archive at end of group.
3369 * reloc.cc: Include layout.h, incremental.h.
3370 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3371 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3372 (Sized_relobj::incremental_relocs_scan): New function.
3373 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3374 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3375 (Sized_relobj::incremental_relocs_write): New function.
3376 (Sized_relobj::incremental_relocs_write_reltype): New function.
3377 * script.cc (read_input_script): Rewrite test for incremental link.
3378 Change call to Incremental_inputs::report_script.
3379 * symtab.h (Symbol_table::first_global_index): New function.
3380 (Symbol_table::output_count): New function.
3382 2010-08-12 Doug Kwan <dougkwan@google.com>
3384 * arm.cc (Target_arm::merge_object_attributes): Check command line
3385 options --no-wchar-size-warning and --no-enum-size-warning.
3386 * options.h (General_options): Add ld-compatible options
3387 --no-enum-size-warning and --no-wchar-size-warning.
3389 2010-08-04 Ian Lance Taylor <iant@google.com>
3391 * x86_64.cc (Target_x86_64::Scan::local): Use
3392 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3393 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3394 (Target_x86_64::Scan::global): Likewise.
3395 (Target_x86_64::Relocate::relocate): Likewise.
3396 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3399 2010-08-03 Cary Coutant <ccoutant@google.com>
3401 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3402 to reserve space in merged_strings vector. Keep total input size
3404 (Output_merge_string::do_print_merge_stats): Print total input size.
3405 * merge.h (Output_merge_string): Add input_size_ field.
3406 * stringpool.cc (Stringpool_template::string_length): Move
3407 implementations out of Stringpool_template class and place in
3409 * stringpool.h (string_length): Move out of Stringpool_template.
3411 2010-08-03 Ian Lance Taylor <iant@google.com>
3414 * layout.cc (relaxation_loop_body): If address of load segment is
3415 set, adjust address to include headers if possible.
3417 2010-08-03 Ian Lance Taylor <iant@google.com>
3419 * version.cc (version_string): Bump to 1.10.
3421 2010-08-03 Ian Lance Taylor <iant@google.com>
3424 * layout.h (enum Output_section_order): Define.
3425 (class Layout): Update declarations.
3426 * layout.cc (Layout::get_output_section): Add order parameter.
3427 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3428 is_first_non_relro parameters. Change all callers.
3429 (Layout::choose_output_section): Likewise.
3430 (Layout::add_output_section_data): Likewise.
3431 (Layout::make_output_section): Likewise. Set order.
3432 (Layout::default_section_order): New function.
3433 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3434 * output.cc (Output_section::Output_section): Initialize order_.
3435 Don't initialize deleted fields.
3436 (Output_segment::Output_segment): Don't initialize deleted
3438 (Output_segment::add_output_section_to_load): New function
3439 replacing add_output_section. Change all callers to call this or
3440 add_output_section_to_nonload.
3441 (Output_segment::add_output_section_to_nonload): New function.
3442 (Output_segment::remove_output_section): Rewrite.
3443 (Output_segment::add_initial_output_data): Likewise.
3444 (Output_segment::has_any_data_sections): Likewise.
3445 (Output_segment::is_first_section_relro): Likewise.
3446 (Output_segment::maximum_alignment): Likewise.
3447 (Output_segment::has_dynamic_reloc): New function replacing
3448 dynamic_reloc_count. Change all callers.
3449 (Output_segment::has_dynamic_reloc_list): New function replacing
3450 dynamic_reloc_count_list. Change all callers.
3451 (Output_segment::set_section_addresses): Rewrite.
3452 (Output_segment::set_offset): Rewrite.
3453 (Output_segment::find_first_and_last_list): Remove.
3454 (Output_segment::set_tls_offsets): Rewrite.
3455 (Output_segment::first_section_load_address): Likewise.
3456 (Output_segment::output_section_count): Likewise.
3457 (Output_segment::section_with_lowest_load_address): Likewise.
3458 (Output_segment::write_section_headers): Likewise.
3459 (Output_segment::print_sections_to_map): Likewise.
3460 * output.h (class Output_data): Remove dynamic_reloc_count_
3461 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3462 (Output_data::add_dynamic_reloc): Rewrite.
3463 (Output_data::has_dynamic_reloc): New function.
3464 (Output_data::dynamic_reloc_count): Remove.
3465 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3466 is_last_relro_, is_first_non_relro_, is_interp_,
3467 is_dynamic_linker_section_ fields. Add order and set_order
3468 functions. Remove is_relro_local, set_is_relro_local,
3469 is_last_relro, set_is_last_relro, is_first_non_relro,
3470 set_is_first_non_relro functions, is_interp, set_is_interp,
3471 is_dynamic_linker_section, and set_is_dynamic_linker_section
3473 (class Output_segment): Change Output_data_list from std::list to
3474 std:;vector. Add output_lists_ field. Remove output_data_ and
3475 output_bss_ fields. Update declarations.
3477 2010-08-02 Ian Lance Taylor <iant@google.com>
3479 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3480 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3481 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3483 2010-08-02 Ian Lance Taylor <iant@google.com>
3486 * script.cc (Script_options::Script_options): Initialize
3487 symbol_definitions_ and symbol_references_.
3488 (Script_options::add_symbol_assignment): Update
3489 symbol_definitions_ and symbol_references_.
3490 (Script_options::add_symbol_reference): New function.
3491 (script_symbol): New function.
3492 * script.h (class Script_options): Add symbol_definitions_ and
3493 symbol_references_ fields.
3494 (Script_options::referenced_const_iterator): New type.
3495 (Script_options::referenced_begin): New function.
3496 (Script_options::referenced_end): New function.
3497 (Script_options::is_referenced): New function.
3498 (Script_options::any_unreferenced): New function.
3499 * script-c.h (script_symbol): Declare.
3500 * yyscript.y (exp): Call script_symbol.
3501 * symtab.cc: Include "script.h".
3502 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3503 Change all callers. Check symbols referenced by scripts.
3504 (Symbol_table::add_undefined_symbols_from_command_line): Add
3505 layout parameter. Change all callers.
3506 (Symbol_table::do_add_undefined_symbols_from_command_line):
3507 Likewise. Break out loop body. Check symbols referenced by
3509 (Symbol_table::add_undefined_symbol_from_command_line): New
3510 function broken out of
3511 do_add_undefined_symbols_from_command_line.
3512 * symtab.h (class Symbol_table): Update declarations.
3513 * archive.cc: Include "layout.h".
3514 (Archive::should_include_member): Add layout parameter. Change
3515 all callers. Check for symbol mentioned in expression.
3516 * archive.h (class Archive): Update declaration.
3517 * object.cc (Sized_relobj::do_should_include_member): Add layout
3519 * object.h (Object::should_include_member): Add layout parameter.
3521 (Object::do_should_include_member): Add layout parameter.
3522 (class Sized_relobj): Update declaration.
3523 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3525 * dynobj.h (class Sized_dynobj): Update declaration.
3526 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3528 * plugin.h (class Sized_pluginobj): Update declaration.
3530 2010-08-02 Ian Lance Taylor <iant@google.com>
3533 * output.cc (Output_segment::set_offset): Search for the first and
3534 last sections rather than assuming that the list is in order.
3535 (Output_segment::find_first_and_last_list): New function.
3536 * output.h (class Output_segment): Update declarations.
3537 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3538 (relro_strip_test_SOURCES): New variable.
3539 (relro_strip_test_DEPENDENCIES): New variable.
3540 (relro_strip_test_LDFLAGS): New variable.
3541 (relro_strip_test_LDADD): New variable.
3542 (relro_strip_test.so): New target.
3544 2010-08-02 Ian Lance Taylor <iant@google.com>
3546 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3547 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3548 (Target_i386::got_tlsdesc_section): New function.
3549 (Target_i386::got_section): Create space for GOT entries for
3550 TLSDESC relocations.
3551 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3553 (Target_i386::Scan::global): Likewise.
3554 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3556 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3557 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3558 (Target_x86_64::got_tlsdesc_section): New function.
3559 (Target_x86_64::got_section): Create space for GOT entries for
3560 TLSDESC relocations.
3561 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3563 (Target_x86_64::Scan::global): Likewise.
3564 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3567 2010-08-02 Ian Lance Taylor <iant@google.com>
3569 * testsuite/final_layout.sh: Use dc to convert from hex to
3572 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3574 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3575 paramter to the call to gold::gc_process_relocs.
3576 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3577 paramter to the call to gold::gc_process_relocs.
3578 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3579 parameter to the call to gold::gc_process_relocs.
3580 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3581 template parameter to the call to gold::gc_process_relocs.
3582 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3583 paramter to the call to gold::gc_process_relocs.
3584 * gc.h (get_embedded_addend_size): New function.
3585 (gc_process_relocs): Save the size of the reloc for use by ICF.
3586 * icf.cc (get_section_contents): Get the addend from the text section
3587 for SHT_REL relocation sections.
3588 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3589 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3590 * int_encoding.h (read_from_pointer): New overloaded function.
3591 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3592 * testsuite/icf_sht_rel_addend_test.sh: New file.
3593 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3594 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3596 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3598 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3599 * Makefile.in: Regenerate.
3600 * testsuite/Makefile.in: Regenerate.
3602 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3604 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3605 * gold/testsuite/debug_msg.cc: Likewise.
3606 * gold/testsuite/odr_violation1.cc
3607 * gold/testsuite/odr_violation2.cc
3609 2010-07-21 Cary Coutant <ccoutant@google.com>
3611 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3612 string, and length fields.
3613 (Output_merge_string::Merged_strings_list): New type.
3614 (Output_merge_string::Merged_strings_lists): New typedef.
3615 (Output_merge_string): Replace merged_strings_ with
3616 merged_strings_lists_.
3617 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3618 Merged_strings_list per input object and section. Don't store pointer
3619 to the string. Don't store length with each merged string entry.
3620 (Output_merge_string::finalize_merged_data): Loop over list of merged
3621 strings lists. Recompute length of each merged string.
3623 2010-07-15 Cary Coutant <ccoutant@google.com>
3625 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3628 2010-07-14 Ian Lance Taylor <iant@google.com>
3630 * descriptors.cc (Descriptors::open): Report correct name in error
3633 2010-07-13 Doug Kwan <dougkwan@google.com>
3635 * arm.cc (Arm_input_section::Arm_input_section): For a
3636 SHT_ARM_EXIDX section, always keeps the input sections.
3637 (Arm_input_section::set_exidx_section_link): New method.
3638 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3639 has_errors_ to false.
3640 (Arm_exidx_input_section::has_errors,
3641 Arm_exidx_input_section::set_has_errors): New methods.
3642 (Arm_exidx_input_section::has_errors_): New data member.
3643 (Arm_relobj::get_exidx_shndx_list): New method.
3644 (Arm_output_section::append_text_sections_to_list): Do not skip
3645 section without SHF_EXECINSTR.
3646 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3648 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3649 section header. Make error messages more verbose. Check for
3650 a non-executable section linked to an EXIDX section.
3651 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3652 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3653 check that there is no deferred EXIDX section if we exit early.
3654 Instead of not making an EXIDX section in case of an error, make one
3655 and set the has_errors flag of it.
3656 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3657 in a relocatable link.
3658 (Target_arm::do_relax): Look for the EXIDX output section instead of
3659 assuming that it is called .ARM.exidx.
3660 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3661 section list. Do not check for SHF_EXECINSTR section flags but
3662 skip any input section with errors.
3663 * output.cc (Output_section::Output_section): Initialize
3664 always_keeps_input_sections_ to false.
3665 (Output_section::add_input_section): Check for
3666 always_keeps_input_sections_.
3667 * output.h (Output_section::always_keeps_input_sections,
3668 Output_section::set_always_keeps_input_sections): New methods.
3669 (Output_section::always_keeps_input_sections): New data member.
3671 2010-07-13 Rafael Espindola <espindola@google.com>
3673 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3674 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3676 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3677 Ian Lance Taylor <iant@google.com>
3679 * output.h (Output_section_lookup_maps::add_merge_section):
3680 Correct check of whether value was inserted.
3681 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3682 (Output_section_lookup_maps::add_relaxed_input_section):
3684 * arm.cc (Target_arm::got_section): Remove used local os.
3685 * i386.cc (Target_i386::got_section): Likewise.
3686 * x86_64.cc (Target_x86_64::got_section): Likewise.
3687 * sparc.cc (Target_sparc::got_section): Likewise.
3688 (Target_sparc::relocate): Remove unused local have_got_offset.
3689 * powerpc.cc (Target_powerpc::relocate): Likewise.
3691 2010-07-13 Ian Lance Taylor <iant@google.com>
3693 * compressed_output.cc (zlib_decompress): Fix signature in
3696 * archive.cc (Archive::include_member): Unlock an external member
3697 of a thin archive. Don't bother to delete an object we know is
3700 2010-07-12 Cary Coutant <ccoutant@google.com>
3702 * compressed_output.cc (zlib_decompress): New function.
3703 (get_uncompressed_size): New function.
3704 (decompress_input_section): New function.
3705 * compressed_output.h (get_uncompressed_size): New function.
3706 (decompress_input_section): New function.
3707 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3708 Handle compressed debug sections.
3709 * layout.cc (is_compressed_debug_section): New function.
3710 (Layout::output_section_name): Map compressed section names to
3712 * layout.h (is_compressed_debug_section): New function.
3713 (is_debug_info_section): Recognize compressed debug sections.
3714 * merge.cc: Include compressed_output.h.
3715 (Output_merge_data::do_add_input_section): Handle compressed
3717 (Output_merge_string::do_add_input_section): Handle compressed
3719 * object.cc: Include compressed_output.h.
3720 (Sized_relobj::Sized_relobj): Initialize new data members.
3721 (build_compressed_section_map): New function.
3722 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3723 * object.h (Object::section_is_compressed): New method.
3724 (Object::do_section_is_compressed): New method.
3725 (Sized_relobj::Compressed_section_map): New type.
3726 (Sized_relobj::do_section_is_compressed): New method.
3727 (Sized_relobj::compressed_sections_): New data member.
3728 * output.cc (Output_section::add_input_section): Handle compressed
3730 * reloc.cc: Include compressed_output.h.
3731 (Sized_relobj::write_sections): Handle compressed debug sections.
3733 2010-07-08 Cary Coutant <ccoutant@google.com>
3735 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3736 weak when resolving to a dynamic def.
3737 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3738 for weak undef/dynamic def cases. Adjust callers.
3739 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3740 undef_binding_weak_.
3741 (Symbol_table::sized_write_globals): Adjust symbol binding.
3742 (Symbol_table::sized_write_symbol): Add binding parameter.
3743 * symtab.h (Symbol::set_undef_binding): New method.
3744 (Symbol::is_undef_binding_weak): New method.
3745 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3746 (Symbol_table::should_override): Add new parameter.
3747 (Symbol_table::sized_write_symbol): Add new parameter.
3749 * testsuite/weak_undef_file1.cc: Add new test case.
3750 * testsuite/weak_undef_file2.cc: Fix header comment.
3751 * testsuite/weak_undef_test.cc: Add new test case.
3753 2010-06-29 Doug Kwan <dougkwan@google.com>
3755 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3756 Initialize USE_SYMBOL_.
3757 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3759 (Arm_reloc_property::uses_symbol_): New data member declaration.
3760 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3761 uses symbol value and symbol is undefined but not weakly undefined.
3763 2010-06-28 Rafael Espindola <espindola@google.com>
3765 * plugin.cc (Plugin::load): Use dlerror.
3767 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3769 * symtab.cc (detect_odr_violations): When reporting an ODR
3770 violation, report an object where the symbol is defined.
3772 2010-06-25 Doug Kwan <dougkwan@google.com>
3774 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3775 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3777 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3778 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3779 target hook to detect function points.
3780 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3781 * icf.h (Icf::check_section_for_function_pointers): Change type of
3782 parameter SECTION_NAME to const reference to std::string. Use
3783 target hook to determine if section may have unsafe pointers.
3784 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3787 2010-06-21 Rafael Espindola <espindola@google.com>
3789 * fileread.cc (Input_file::find_fie): New
3790 (Input_file::open): Use Input_file::find_fie.
3791 * fileread.h (Input_file::find_fie): New
3792 * plugin.cc (set_extra_library_path): New.
3793 (Plugin::load): Add set_extra_library_path to the transfer vector.
3794 (Plugin_manager::set_extra_library_path): New.
3795 (Plugin_manager::add_input_file): Use the extra search path if set.
3796 (set_extra_library_path(): New.
3797 * plugin.h (Plugin_manager): Add set_extra_library_path and
3800 2010-06-19 Cary Coutant <ccoutant@google.com>
3802 * layout.cc (gdb_sections): Add .debug_types.
3803 (lines_only_debug_sections): Likewise.
3805 2010-06-18 Rafael Espindola <espindola@google.com>
3807 * plugin.cc (add_input_file,add_input_library)
3808 (Plugin_manager::add_input_file): Make filename arguments const.
3809 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3812 2010-06-16 Doug Kwan <dougkwan@google.com>
3814 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3815 .ARM.attributes section if we have not merged any input
3816 attributes sections.
3818 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3820 * arm.cc: Allow combining objects with no EABI version
3823 2010-06-15 Rafael Espindola <espindola@google.com>
3825 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3827 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3829 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3830 (struct iovec): Correct !HAVE_READV definition.
3832 2010-06-10 Cary Coutant <ccoutant@google.com>
3834 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3835 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3837 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3840 * symtab.h (Symbol::is_placeholder): New member function.
3841 * target-reloc.h (relocate_section): Check for placeholder symbols.
3843 * testsuite/Makefile.am (plugin_test_8): New test.
3844 (plugin_test_9): New test.
3845 * testsuite/Makefile.in: Regenerate.
3847 2010-06-09 Nick Clifton <nickc@redhat.com>
3849 * yyscript.y (input_list_element): Allow strings prefixed with
3850 the '-' character. Treat these as libraries.
3851 * script.cc (script_add_library): New function. Adds a library
3852 specified by "-l<name>" found in an input script.
3853 * script-c.h: Add prototype for script_add_library.
3855 2010-06-07 Doug Kwan <dougkwan@google.com>
3857 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3858 Restrict stub-group size to be within long conditional branch
3859 range when working around cortex-A8 erratum.
3861 2010-06-07 Damien Diederen <dd@crosstwine.com>
3863 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3866 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3870 (Output_section::Input_section_sort_entry::compare_section_ordering):
3871 Change to return non-zero correctly.
3872 (Output_section::Input_section_sort_section_order_index_compare
3873 ::operator()): Change to fix ambiguity in comparisons.
3875 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3877 * gold.h (is_wildcard_string): New function.
3878 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3879 (Layout::layout_eh_frame): Ditto.
3880 (Layout::find_section_order_index): New method.
3881 (Layout::read_layout_from_file): New method.
3882 * layout.h (Layout::find_section_order_index): New method.
3883 (Layout::read_layout_from_file): New method.
3884 (Layout::input_section_position_): New private member.
3885 (Layout::input_section_glob_): New private member.
3886 * main.cc (main): Call read_layout_from_file here.
3887 * options.h (--section-ordering-file): New option.
3888 * output.cc (Output_section::input_section_order_specified_): New
3890 (Output_section::Output_section): Initialize new member.
3891 (Output_section::add_input_section): Add new parameter.
3892 Keep input sections when --section-ordering-file is used.
3893 (Output_section::set_final_data_size): Sort input sections when
3894 section ordering file is specified.
3895 (Output_section::Input_section_sort_entry): Add new parameter.
3897 (Output_section::Input_section_sort_entry::compare_section_ordering):
3899 (Output_section::Input_section_sort_compare::operator()): Change to
3900 consider section_order_index.
3901 (Output_section::Input_section_sort_init_fini_compare::operator()):
3902 Change to consider section_order_index.
3903 (Output_section::Input_section_sort_section_order_index_compare
3904 ::operator()): New method.
3905 (Output_section::sort_attached_input_sections): Change to sort
3906 according to section order when specified.
3907 (Output_section::add_input_section<32, true>): Add new parameter.
3908 (Output_section::add_input_section<64, true>): Add new parameter.
3909 (Output_section::add_input_section<32, false>): Add new parameter.
3910 (Output_section::add_input_section<64, false>): Add new parameter.
3911 * output.h (Output_section::add_input_section): Add new parameter.
3912 (Output_section::input_section_order_specified): New
3914 (Output_section::set_input_section_order_specified): New method.
3915 (Input_section::Input_section): Initialize section_order_index_.
3916 (Input_section::section_order_index): New method.
3917 (Input_section::set_section_order_index): New method.
3918 (Input_section::section_order_index_): New member.
3919 (Input_section::Input_section_sort_section_order_index_compare): New
3921 (Output_section::input_section_order_specified_): New member.
3922 * script-sections.cc (is_wildcard_string): Delete and move modified
3924 (Output_section_element_input::Output_section_element_input): Modify
3925 call to is_wildcard_string.
3926 (Output_section_element_input::Input_section_pattern
3927 ::Input_section_pattern): Ditto.
3928 (Output_section_element_input::Output_section_element_input): Ditto.
3929 * testsuite/Makefile.am (final_layout): New test case.
3930 * testsuite/Makefile.in: Regenerate.
3931 * testsuite/final_layout.cc: New file.
3932 * testsuite/final_layout.sh: New file.
3934 2010-06-01 Rafael Espindola <espindola@google.com>
3936 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3938 2010-06-01 Rafael Espindola <espindola@google.com>
3940 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3941 visibility of symbols.
3943 2010-05-27 Doug Kwan <dougkwan@google.com>
3945 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3946 from start of output section instead of address for a local symbol
3947 in a merged or relaxed section when doing a relocatable link.
3949 2010-05-26 Rafael Espindola <espindola@google.com>
3952 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3953 adding sections the garbage collector removed.
3954 * gold/testsuite/Makefile.am: Add test.
3955 * gold/testsuite/Makefile.in: Regenerate.
3956 * gold/testsuite/plugin_test_7.sh: New.
3957 * gold/testsuite/plugin_test_7_1.c: New.
3958 * gold/testsuite/plugin_test_7_2.c: New.
3960 2010-05-26 Rafael Espindola <espindola@google.com>
3962 * script-sections.cc (Output_section_definition::set_section_addresses):
3963 Check for --section-start.
3965 2010-05-26 Doug Kwan <dougkwan@google.com>
3967 * arm.cc (Arm_scan_relocatable_relocs): New class.
3968 (Target_arm::relocate_special_relocatable): New method.
3969 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3970 (Arm_relocate_functions::thumb_branch_common): Same.
3971 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3972 instead of Default_scan_relocatable_relocs.
3973 * target-reloc.h (relocate_for_relocatable): Let target handle
3974 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3975 * target.h (Sized_target::relocate_special_relocatable): New method.
3977 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3979 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3981 2010-05-23 Doug Kwan <dougkwan@google.com>
3983 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3985 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3986 with a direct branch, not a conditional branch, to a stub.
3987 * merge.cc (Output_merge_base::record_input_section): New method
3989 (Output_merge_data::do_add_input_section): Record input section if
3990 keeps-input-sections flag is set.
3991 (Output_merge_string::do_add_input_section): Ditto.
3992 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3993 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3995 (Output_merge_base::keeps_input_sections,
3996 Output_merge_base::set_keeps_input_sections,
3997 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3999 (Output_merge_base::Input_sections): New type declaration.
4000 (Output_merge_base::input_sections_begin,
4001 Output_merge_base::input_sections_end,
4002 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4003 (Output_merge_base::bool keeps_input_sections_,
4004 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4005 Output_merge_base::input_sections_): New data members.
4006 (Output_merge_data::do_set_keeps_input_sections): New method
4008 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4009 * output.cc (Output_section::Input_section::relobj): Move method
4010 defintion from class declaration to here and handle merge sections.
4011 (Output_section::Input_section::shndx): Ditto.
4012 (Output_section::Output_section): Remove initializations of removed
4013 data members and initialize new data member LOOKUP_MAPS_.
4014 (Output_section::add_input_section): Set keeps-input-sections flag
4015 for a newly created merge output section as appropriate. Adjust code
4016 to use Output_section_lookup_maps class.
4017 (Output_section::add_relaxed_input_section): Adjst code for lookup
4018 maps code refactoring.
4019 (Output_section::add_merge_input_section): Add a new parameter
4020 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4021 class. If adding input section to a newly created merge output
4022 section fails, remove the new merge section.
4023 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4024 Adjust code for use of the Output_section_lookup_maps class.
4025 (Output_section::find_merge_section): Ditto.
4026 (Output_section::build_lookup_maps): New method defintion.
4027 (Output_section::find_relaxed_input_section): Adjust code to use
4028 Output_section_lookup_maps class.
4029 (Output_section::get_input_sections): Export merge sections. Adjust
4030 code to use Output_section_lookup_maps class.
4031 (Output_section:::add_script_input_section): Adjust code to use
4032 Output_section_lookup_maps class. Update lookup maps for merge
4034 (Output_section::discard_states): Use Output_section_lookup_maps.
4035 (Output_section::restore_states): Same.
4036 * output.h (Merge_section_properties): Move class defintion out of
4038 (Output_section_lookup_maps): New class.
4039 (Output_section::Input_section::is_merge_section): New method
4041 (Output_section::Input_section::relobj): Move defintion out of class
4042 defintion. Declare method only.
4043 (Output_section::Input_section::shndx): Ditto.
4044 (Output_section::Input_section::output_merge_base): New method defintion.
4045 (Output_section::Input_section::u2_.pomb): New union field.
4046 (Output_section::Merge_section_by_properties_map,
4047 Output_section::Output_section_data_by_input_section_map,
4048 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4050 (Output_section::add_merge_input_section): Add new parameter
4051 KEEPS_INPUT_SECTIONS.
4052 (Output_section::build_lookup_maps): New method declaration.
4053 (Output_section::merge_section_map_,
4054 Output_section::merge_section_by_properties_map_,
4055 Output_section::relaxed_input_section_map_,
4056 Output_section::is_relaxed_input_section_map_valid_): Remove data
4058 (Output_section::lookup_maps_): New data member.
4060 2010-05-21 Doug Kwan <dougkwan@google.com>
4063 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4064 avoid a compilation error.
4066 2010-05-19 Rafael Espindola <espindola@google.com>
4068 * script-sections.cc (Output_section_definition::allocate_to_segment):
4069 Update the phdrs_list even when the output section is NULL.
4070 * testsuite/Makefile.am: Add test.
4071 * testsuite/Makefile.in: Regenerate.
4072 * testsuite/script_test_9.cc: New.
4073 * testsuite/script_test_9.sh: New.
4074 * testsuite/script_test_9.t: New.
4076 2010-05-19 Doug Kwan <dougkwan@google.com>
4078 * arm.cc (Arm_input_section::original_size): New method.
4079 (Arm_input_section::do_addralign): Add a cast.
4080 (Arm_input_section::do_output_offset): Remove static cast.
4081 (Arm_input_section::original_addralign,
4082 Arm_input_section::original_size_): Change type to uint32_t.
4083 (Arm_input_section::init): Add safe casts for section alignment
4085 (Arm_input_section::set_final_data_size): Do not set address and
4086 offset of stub table.
4087 (Arm_output_section::fix_exidx_coverage): Change use of of
4088 Output_section::Simple_input_section to that of
4089 Output_section::Input_section.
4090 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4091 except for the first pass.
4092 * output.cc (Output_section::get_input_sections): Change type of
4093 input_sections to std::list<Input_section>.
4094 (Output_section::add_script_input_section): Rename from
4095 Output_section::add_simple_input_section. Change type of SIS
4096 parameter from Simple_input_section to Input_section.
4097 * output.h (Output_section::Simple_input_section): Remove class.
4098 (Output_section::Input_section): Change class visibility to public.
4099 (Output_section::Input_section::addralign): Use stored alignments
4100 for special input sections if set.
4101 (Output_section::Input_section::set_addralign): New method.
4102 (Output_section::get_input_sections): Change parameter type from
4103 list of Simple_input_section to list of Input_section.
4104 (Output_section::add_script_input_section): Rename from
4105 Output_section::add_simple_input_section. Change first parameter's
4106 type from Simple_input_section to Input_section and remove the
4107 second and third parameters.
4108 * script-sections.cc (Input_section::Input_section_list): Change
4109 type to list of Output_section::Input_section/
4110 (Input_section_info::Input_section_info): Change parameter type of
4111 INPUT_SECTION to Output_section::Input_section.
4112 (Input_section_info::input_section): Change return type.
4113 (Input_section_info::input_section_): Change type to
4114 Output_section::Input_section.
4115 (Output_section_element_input::set_section_addresses): Adjust code
4116 to use Output_section::Input_section instead of
4117 Output_section::Simple_input_section. Adjust code for renaming
4118 of Output_section::add_simple_input_section.
4119 (Orphan_output_section::set_section_addresses): Ditto.
4121 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4123 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4124 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4126 2010-05-18 Rafael Espindola <espindola@google.com>
4128 * options.cc (General_options::finalize): Handle -nostdlib.
4129 * options.h (nostdlib): New option.
4130 * script.cc (script_add_search_dir): Handle -nostdlib.
4132 2010-05-12 Doug Kwan <dougkwan@google.com>
4134 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4135 attributes section only if there no attributes section after merging.
4136 (Target_arm::merge_object_attributes): Move value of
4137 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4138 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4139 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4140 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4141 and arm_attr_merge_7.stdout.
4142 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4143 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4144 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4145 arm_attr_merge_7b.o): New rules.
4146 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4148 * testsuite/Makefile.in: Regenerate.
4149 * testsuite/arm_attr_merge.sh: New file.
4150 * testsuite/arm_attr_merge_[67][ab].s: Same.
4152 2010-05-05 Nick Clifton <nickc@redhat.com>
4154 * po/es.po: Updated Spanish translation.
4156 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4158 * Makefile.am (install-exec-local): Properly install gold as
4159 default cross linker.
4160 * Makefile.in: Regenerated.
4162 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4163 Nick Clifton <nickc@redhat.com>
4165 * configure.ac (install_as_default): Define and set to false
4166 unless --enable-gold or --enable-gold=both/gold has been
4168 * configure: Regenerate.
4170 * Makefile.am (install-exec-local): Install the executable as
4171 'ld.gold'. If install_as_default is true then also install it as
4173 * Makefile.in: Regenerated.
4175 2010-04-24 Ian Lance Taylor <iant@google.com>
4177 * layout.cc (Layout::layout_reloc): In relocatable link don't
4178 combine reloc sections for grouped sections.
4180 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4182 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4183 sections that are not ordinary to icf.
4184 * icf.cc (get_section_contents): Handle relocation pointing to section
4185 with no object or shndx information.
4186 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4187 * testsuite/Makefile.in: Regenerate.
4188 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4189 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4191 2010-04-22 Ian Lance Taylor <iant@google.com>
4193 * expression.cc (Expression::Expression_eval_info): Add
4194 result_alignment_pointer field.
4195 (Expression::eval_with_dot): Add result_alignment_pointer
4196 parameter. Change all callers.
4197 (Expression::eval_maybe_dot): Likewise.
4198 (class Binary_expression): Add alignment_pointer parameter to
4199 left_value and right_value. Change all callers.
4200 (BINARY_EXPRESSION): Set result alignment.
4201 (class Trinary_expression): Add alignment_pointer parameter to
4202 arg2_value and arg3_value. Change all callers.
4203 (Trinary_cond::value): Set result alignment.
4204 (Max_expression::value, Min_expression::value): Likewise.
4205 (Align_expression::value): Likewise.
4206 * script-sections.cc (class Sections_element): Add dot_alignment
4207 parameter to set_section_addresses virtual function. Update
4209 (class Output_section_element): Likewise.
4210 (Script_sections::create_segments): Add dot_alignment parameter.
4212 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4213 (Script_sections::set_phdrs_clause_addresses): Likewise.
4214 * script-sections.h: Update declarations.
4215 * script.h: Update declarations.
4216 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4218 * testsuite/script_test_3.t: Set large alignment.
4219 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4220 segment has expected alignment.
4222 2010-04-22 Nick Clifton <nickc@redhat.com>
4224 * po/gold.pot: Updated by the Translation project.
4225 * po/vi.po: Updated Vietnamese translation.
4227 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4229 * testsuite/Makefile.am (check_PROGRAMS): Add
4230 icf_virtual_function_folding_test.
4231 * testsuite/Makefile.in: Regenerated.
4233 2010-04-15 Andrew Haley <aph@redhat.com>
4235 * options.h (merge_exidx_entries): New option.
4236 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4237 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4238 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4239 (Target_arm::merge_exidx_entries): New function.
4240 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4241 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4242 to Arm_exidx_fixup constructor.
4243 Add new arg, merge_exidx_entries.
4244 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4245 Arm_output_section::fix_exidx_coverage.
4247 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4249 * icf.cc (get_section_contents): Check for preemptible functions.
4250 Ignore addend when appropriate.
4251 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4253 (add_from_relobj): Check for section folded.
4254 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4255 * symtab.h (should_add_dynsym_entry): Add new parameter.
4256 * target-reloc.h (scan_relocs): Check for section folded.
4257 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4258 Check reloc types for function pointers in shared objects.
4259 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4261 (icf_preemptible_functions_test): New test case.
4262 (icf_string_merge_test): New test case.
4263 * testsuite.Makefile.in: Regenerate.
4264 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4265 bar_glob. Refactor code.
4266 * testsuite/icf_preemptible_functions_test.cc: New file.
4267 * testsuite/icf_preemptible_functions_test.sh: New file.
4268 * testsuite/icf_string_merge_test.cc: New file.
4269 * testsuite/icf_string_merge_test.sh: New file.
4270 * testsuite/icf_virtual_function_folding_test.cc: New file.
4271 * testsuite/icf_virtual_function_folding_test.sh: New file.
4273 2010-04-14 Doug Kwan <dougkwan@google.com>
4275 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4276 for local symbol recounting if we remove a section due to ICF.
4277 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4278 there are no regular objects in input.
4280 2010-04-13 Doug Kwan <dougkwan@google.com>
4282 * arm.cc (Arm_input_section::set_final_data_size): Compute
4283 accurate final data size instead of using current data size.
4285 2010-04-09 Doug Kwan <dougkwan@google.com>
4287 * layout.cc (Layout::choose_output_section): Handle script section
4289 (Layout::make_output_section_for_script): Add section type parameter.
4290 Handle script section types.
4291 * layout.h (Layout::make_output_section_for_script): Add section
4293 * output.cc (Output_section::Output_section): Initialize data member
4295 (Output_section::do_reset_address_and_file_offset): Do not set address
4296 to 0 if section is a NOLOAD section.
4297 * output.h (Output_section::is_noload): New method.
4298 (Output_section::set_is_noload): Ditto.
4299 (Output_section::is_noload_): New data member.
4300 * script-c.h (Script_section_type): New enum type.
4301 (struct Parser_output_section_header): Add new file section_type.
4302 * script-sections.cc (Sections_element::output_section_name): Add
4303 parameter for returning script section type.
4304 (Output_section_definition::output_section_name): Ditto.
4305 (Output_section_definition::section_type)P; New method.
4306 (Output_section_definiton::script_section_type_name): Ditto.
4307 (Output_section_definition::script_section_type_): New data member.
4308 (Output_section_definition::Output_section_definition): Initialize
4309 data member Output_section_definition::script_section_type_.
4310 (Output_section_definition::create_sections): Pass script section type
4311 to Layout::make_output_section_for_script.
4312 (Output_section_definition::output_section_name): Return script
4313 section type to caller.
4314 (Output_section_definition::set_section_address): Do not advance
4315 dot value and load address if section type is NOLOAD. Set address
4316 of NOLOAD sections regardless of section flags.
4317 (Output_section_definition::print): Print section type if it is
4318 not SCRIPT_SECTION_TYPE_NONE.
4319 (Output_section_definition::section_type): New method.
4320 (Output_section_definition::script_section_type_name): Ditto.
4321 (Script_sections::output_section_name): Add new parameter
4322 PSECTION_TYPE for returning script section type. Pass it to
4323 section elements. Handle discard sections.
4324 (Sort_output_sections::operator()): Handle NOLOAD sections.
4325 * script-sections.h (Script_sections::Section_type): New enum type.
4326 (Script_sections::output_section_name): Add a new parameter for
4327 returning script section type.
4328 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4330 * yyscript.y (union): Add new field SECTION_TYPE.
4331 (COPY, DSECT, INFO, NOLOAD): New tokens.
4332 (opt_address_and_section_type): Change type to output_section_header.
4333 (section_type): New non-terminal
4334 (section_header): Handle section type.
4335 (opt_address_and_section_type): Return section type value.
4337 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4339 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4340 * testsuite/plugin_common_test_2.c (foo): Likewise.
4342 2010-04-08 Doug Kwan <dougkwan@google.com>
4344 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4346 * output.cc (Output_section::add_merge_input_section): Simplify
4347 code and return status of Output_merge_base::add_input_section.
4348 Update merge section map only if Output_merge_base::add_input_section
4351 2010-04-07 Doug Kwan <dougkwan@google.com>
4353 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4354 if section is marked as containing instructions but has no mapping
4356 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4357 correct section index.
4358 (Arm_relobj::find_linked_text_section): Ditto.
4360 2010-04-07 Cary Coutant <ccoutant@google.com>
4362 * archive.cc (include_member): Destroy Read_symbols_data object before
4364 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4365 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4366 (Read_symbols_data::~Read_symbols_data) New destructor.
4367 (Section_relocs::Section_relocs) New constructor.
4368 (Section_relocs::~Section_relocs) New destructor.
4369 (Read_relocs_data::Read_relocs_data) New constructor.
4370 (Read_relocs_data::~Read_relocs_data) New destructor.
4371 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4372 pointers to NULL after deleting.
4374 2010-04-07 Doug Kwan <dougkwan@google.com>
4376 * arm.cc: Replace "endianity" with "endianness" in comments.
4377 (Arm_exidx_cantunwind): Ditto.
4378 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4379 (Arm_relobj::merge_flags_and_attributes): New method.
4380 (Arm_relobj::merge_flags_and_attributes_): New data member.
4381 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4382 (Arm_relobj::scan_sections_for_stubs): Ditto.
4383 (Arm_relobj::do_read_symbols): Check to see if we really want to
4384 merge processor-specific flags and attributes. Exit early if
4385 an object is empty except for section names and the undefined symbol.
4386 (Target_arm::do_finalize_sections): Move check for ELF format to
4387 Arm_relobj::do_read_symbols. Merge processor specific flags and
4388 attributes from a regular object only when we have determined that
4389 it is aapropriate. Do not create an .ARM.attributes section in
4390 output if there is no regular input object.
4391 (Target_arm::merge_processor_specific_flags): Check
4392 --warn-mismatch before printing any error.
4393 (Target_arm::merge_object_attributes): Ditto.
4394 * gold.cc (queue_middle_tasks): Handle the case in which there is
4395 no regular object in input.
4396 * options.cc (General_options::parse_EB): New method.
4397 (General_options::parse_EL): Same.
4398 (General_options::General_options): Initialize endianness_.
4399 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4401 (General_options::Endianness): New enum.
4402 (General_options::endianness): New method.
4403 (General_options::endianness_): New data member.
4404 * parameters.cc (Parameters::set_options): Check target endianness.
4405 (Parameters::set_target_once): Ditto.
4406 (Parameters::check_target_endianness): New method.
4407 (parameters_force_valid_target): If either -EL or -EB is specified,
4408 use it to define endianness of default target.
4409 * parameters.h (Parameters::check_target_endianness): New method
4411 * target.h (class Target): Change "endianity" to "endianness"
4414 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4416 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4417 * configure: Regenerate.
4418 * Makefile.in: Regenerate.
4419 * testsuite/Makefile.in: Regenerate.
4421 2010-04-06 Cary Coutant <ccoutant@google.com>
4424 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4425 prevailing definitions of common symbols.
4426 * testsuite/plugin_test_6.sh: New test case.
4427 * testsuite/plugin_common_test_1.c: New test case.
4428 * testsuite/plugin_common_test_2.c: New test case.
4429 * testsuite/Makefile.am (plugin_test_6): New test case.
4430 * testsuite/Makefile.in: Regenerate.
4432 2010-04-06 Nick Clifton <nickc@redhat.com>
4434 * po/vi.po: New Vietnamese translation.
4436 2010-03-30 Doug Kwan <dougkwan@google.com>
4438 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4440 2010-03-25 Doug Kwan <dougkwan@google.com>
4442 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4443 to avoid a conversion warning on a 32-bit host.
4445 2010-03-24 Ian Lance Taylor <iant@google.com>
4447 * testsuite/script_test_3.t: Add a TLS segment.
4448 * testsuite/Makefile.am (check_PROGRAMS): Add
4449 tls_phdrs_script_test.
4450 (tls_phdrs_script_test_SOURCES): Define.
4451 (tls_phdrs_script_test_DEPENDENCIES): Define.
4452 (tls_phdrs_script_test_LDFLAGS): Define.
4453 (tls_phdrs_script_test_LDADD): Define.
4454 * testsuite/Makefile.in: Rebuild.
4456 2010-03-23 Cary Coutant <ccoutant@google.com>
4458 * fileread.cc (find_or_make_view): Fix comment.
4460 2010-03-23 Ian Lance Taylor <iant@google.com>
4462 * script-sections.cc (class Orphan_section_placement): Define
4463 PLACE_TLS and PLACE_TLS_BSS.
4464 (Orphan_section_placement::Orphan_section_placement): Initialize
4466 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4467 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4468 (tls_script_test_SOURCES): Define.
4469 (tls_script_test_DEPENDENCIES): Define.
4470 (tls_script_test_LDFLAGS): Define.
4471 (tls_script_test_LDADD): Define.
4472 * testsuite/Makefile.in: Rebuild.
4474 2010-03-22 Doug Kwan <dougkwan@google.com>
4476 * arm.cc (Arm_relocate_functions::abs8,
4477 Arm_relocate_functions::abs16): Use correct check for overflow
4478 specified in the ARM ELF specs.
4479 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4480 target of a BLX instruction specially.
4481 (Reloc_stub::stub_type_for_reloc): Ditto.
4482 (Relocate::relocate): Use symbolic names instead of numeric relocation
4483 codes to report error.
4484 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4486 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4487 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4488 thumb2_blx_out_of_range.stdout
4489 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4490 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4491 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4492 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4493 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4494 thumb2_blx_in_range, thumb2_blx_in_range.o,
4495 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4496 thumb2_blx_out_of_range.o): New rules.
4497 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4498 thumb2_blx_in_range and thumb2_blx_out_of_range.
4499 * testsuite/Makefile.in: Regenerate.
4500 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4501 * testsuite/thumb_blx_in_range.s: New file.
4502 * testsuite/thumb_blx_out_of_range.s: New file.
4504 2010-03-22 Rafael Espindola <espindola@google.com>
4506 * archive.cc (Should_include): Move to archive.h.
4507 (should_include_member): Make it a member of Archive.
4509 (Add_lib_group_symbols): New.
4510 * archive.h: Include options.h.
4511 (Archive_member): Moved from Archive.
4512 (Should_include): Moved from archive.cc.
4514 (Add_lib_group_symbols): New.
4515 * dynobj.cc (do_should_include_member): New.
4516 * dynobj.h (do_should_include_member): New.
4517 * gold.cc (queue_initial_tasks): Update call to queue.
4518 * main.cc (main): Print lib group stats.
4519 * object.cc (do_should_include_member): New.
4520 * object.h: Include archive.h.
4521 (Object::should_include_member): New.
4522 (Object::do_should_include_member): New.
4523 (Sized_relobj::do_should_include_member): New.
4524 * options.cc (General_options::parse_start_lib): New.
4525 (General_options::parse_end_lib): New.
4526 (Input_arguments::add_file): Handle lib groups.
4527 (Input_arguments::start_group): Check we are not in a lib.
4528 (Input_arguments::start_lib): New.
4529 (Input_arguments::end_lib): New.
4530 * options.h (General_options): Add start_lib and end_lib.
4531 (Input_argument::lib_): New.
4532 (Input_argument::lib): New.
4533 (Input_argument::is_lib): New.
4534 (Input_file_lib): New.
4535 (Input_arguments::in_lib_): New.
4536 (Input_arguments::in_lib): New.
4537 (Input_arguments::start_lib): New.
4538 (Input_arguments::end_lib_): New.
4539 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4540 in unused members as preempted.
4541 (Sized_pluginobj::do_should_include_member): New.
4542 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4543 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4545 (Read_symbols::do_whole_lib_group): New.
4546 (Read_symbols::do_lib_group): New.
4547 (Read_symbols::do_read_symbols): Handle lib groups.
4548 (Read_symbols::get_name): Handle lib groups.
4549 * readsyms.h (Read_symbols): Add an archive member pointer.
4550 (Read_symbols::do_whole_lib_group): New.
4551 (Read_symbols::do_lib_group): New.
4552 (Read_symbols::member_): New.
4553 * script.cc (read_input_script): Update call to queue_soon.
4555 2010-03-19 Doug Kwan <dougkwan@google.com>
4557 * arm.cc (Stub_table::Stub_table): Initialize new data members
4558 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4559 (Stub_table::add_reloc_stub): Assign stub offset and update
4560 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4561 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4563 (Stub_table::update_data_size_and_addralign): Use
4564 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4565 instead of going over all reloc stubs.
4566 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4567 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4568 Stringpool_template::offset_ to size of Stringpool_char.
4569 (Stringpool_template::new_key_offset): Remove code to initialize
4570 Stringpool_template::offset_.
4571 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4572 Stringpool_template::offset_ to zero.
4574 2010-03-15 Doug Kwan <dougkwan@google.com>
4576 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4578 (Stringpool_template::new_key_offset): New method.
4579 (Stringpool_template::add_string): Assign offsets when adding new
4581 (Stringpool_template::set_string_offsets): Do not set string offsets
4582 when not optimizing.
4583 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4585 (Chunked_vector::clear): Clear size_.
4586 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4587 (Chunked_vector::size): Return size_.
4588 (Chunked_vector::push_back): Use size_ to find insert position.
4589 (Chunked_vector::size_): New data member.
4590 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4591 (Stringpool_template::new_key_offset): New method declaration.
4592 (Stringpool_template::offset_): New data member.
4594 2010-03-15 Rafael Espindola <espindola@google.com>
4596 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4597 Add_symbols' constructor.
4598 * readsyms.h (Add_symbols): Remove the input_group member.
4600 2010-03-10 Ian Lance Taylor <iant@google.com>
4602 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4603 target to ask whether a reference to a symbol requires a stack
4605 * target.h (Target::is_call_to_non_split): New function.
4606 (Target::do_is_call_to_non_split): Declare virtual function.
4607 * target.cc: Include "symtab.h".
4608 (Target::do_is_call_to_non_split): New function.
4609 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4611 2010-03-10 Cary Coutant <ccoutant@google.com>
4613 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4614 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4615 (File_read::open[2]): Add whole_file_view_ to list of views.
4616 (File_read::make_view): Remove test of whole_file_view_.
4617 (File_read::find_or_make_view): Create whole_file_view_ if
4619 (File_read::clear_views): Replace bool parameter with enum;
4620 adjust all callers. Don't delete views with permanent data;
4621 do delete cached views and views from archives if
4622 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4623 if clearing the corresponding view.
4624 * fileread.h (File_read::Clear_views_mode): New enum.
4625 (File_read::View::is_permanent_view): New method.
4626 (File_read::clear_views): Replace bool parameter
4627 with enum; adjust all callers.
4628 * options.h (General_options): Change keep_files_mapped option;
4629 add map_whole_files.
4630 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4632 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4635 2010-03-10 David S. Miller <davem@davemloft.net>
4637 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4639 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4641 * icf.cc (get_section_contents): Add '@' marker after processing the
4644 2010-03-08 Doug Kwan <dougkwan@google.com>
4646 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4647 due to a conversion warning.
4648 (Arm_relobj::update_output_local_symbol_count): Check for local
4649 symbol with unset output index.
4651 2010-03-05 Ian Lance Taylor <iant@google.com>
4653 * options.h (class General_options): Add --spare-dynamic-tags.
4654 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4655 --spare-dynamic-tags.
4657 2010-03-05 Ian Lance Taylor <iant@google.com>
4659 * incremental.cc: Include "libiberty.h".
4661 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4663 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4664 function, is_info_ member.
4665 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4666 (Versions::Versions): Update caller.
4667 (Versions::define_base_version): Likewise.
4668 (Versions::add_def): Likewise.
4670 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4672 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4673 (Scan::possible_function_pointer_reloc): New function.
4674 (Scan::local_reloc_may_be_function_pointer): Change to call
4675 possible_function_pointer_reloc.
4676 (Scan::global_reloc_may_be_function_pointer): Ditto.
4677 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4678 relocations in ".data.rel.ro._ZTV" section.
4679 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4680 * testsuite/icf_safe_so_test.cc: Ditto.
4681 * testsuite/icf_safe_test.cc: Ditto.
4682 * testsuite/icf_safe_test.sh: Ditto.
4684 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4685 Ian Lance Taylor <iant@google.com>
4687 * target-reloc.h (relocate_section): Check the symbol table index
4688 for -1U before setting the local symbol index.
4689 (scan_relocatable_relocs): If copying the relocation, record that
4690 the local symbol is required.
4691 * object.h (Symbol_value::is_output_symtab_index_set): New
4693 (Symbol_value::may_be_discarded_from_output_symtab): New
4695 (Symbol_value::has_output_symtab_entry): New function.
4696 (Symbol_value::needs_output_symtab_entry): Remove.
4697 (Symbol_value::output_symtab_index): Make sure the symbol index is
4699 (Symbol_value::set_output_symtab_index): Make sure the symbol
4700 index is not set. Make sure the new index is valid.
4701 (Symbol_value::set_must_have_output_symtab_entry): New function.
4702 (Symbol_value::has_output_dynsym_entry): New function.
4703 (Symbol_value::set_output_dynsym_index): Make sure the new index
4705 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4706 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4707 local symbol if permitted.
4708 (Sized_relobj::do_finalize_local_symbols): Call
4709 is_output_symtab_index_set rather than needs_output_symtab_entry.
4710 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4711 rather than needs_output_symtab_entry. Call
4712 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4713 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4714 is_output_symtab_index_set rather than needs_output_symtab_entry.
4715 * testsuite/discard_locals_relocatable_test.c: New file.
4716 * testsuite/discard_locals_test.sh: Test -r.
4717 * testsuite/Makefile.am (check_DATA): Add
4718 discard_locals_relocatable_test1.syms,
4719 discard_local_relocatable_test2.syms.
4720 (MOSTLYCLEANFILES): Likewise. Also add
4721 discard_locals_relocatable_test1.lout and
4722 discard_locals_relocatable_test2.out.
4723 (discard_locals_relocatable_test1.syms): New target.
4724 (discard_locals_relocatable_test.o): New target.
4725 (discard_locals_relocatable_test1.out): New target.
4726 (discard_locals_relocatable_test2.syms): New target.
4727 (discard_locals_relocatable_test2.out): New target.
4728 (various): Add missing ../ld-new dependencies.
4729 * testsuite/Makefile.in: Rebuild.
4731 2010-03-03 Nick Clifton <nickc@redhat.com>
4733 * po/fi.po: New Finnish translation.
4735 2010-03-01 Doug Kwan <dougkwan@google.com>
4737 * layout.cc (Layout::Layout): Force section types of .init_array*,
4738 .preinit_array* and .fini_array* sections.
4739 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4740 Fix check of return value of std::string::find.().
4741 (Output_section::Input_section_sort_compare::operator()): Remove
4742 comment about .init_array.
4743 (Output_section::Input_section_sort_init_fini_compare::operator()):
4745 (Output_section::sort_attached_input_sections): Handle .init_array
4746 and .fini_array specially.
4747 * output.h (Output_section::Inut_section_sort_compare): Update
4749 (Output_section::Input_section_sort_init_fini_compare): New struct.
4751 2010-02-26 Doug Kwan <dougkwan@google.com>
4753 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4754 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4755 * testsuite/debug_msg.sh: Avoid matching source line number for
4756 use of global variable undef_int.
4758 2010-02-26 Doug Kwan <dougkwan@google.com>
4760 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4761 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4762 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4763 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4764 * options.cc (General_options::General_options): Initialize member
4766 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4767 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4768 and rm_no_fix_v4bx.stdout
4769 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4770 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4771 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4772 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4773 and arm_no_fix_v4bx.
4774 * Makefile.in: Regenerate.
4775 * testsuite/arm_fix_v4bx.s: New file.
4776 * testsuite/arm_fix_v4bx.sh: Ditto.
4778 2010-02-24 Doug Kwan <dougkwan@google.com>
4780 * arm.cc (Target_arm::got_section): Make the .got section the first
4781 non RELRO section in the data segment.
4782 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4783 suffixes of section names.
4785 2010-02-24 Doug Kwan <dougkwan@google.com>
4787 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4788 flags and attributes merging if an input file is a binary file.
4789 * fileread.cc (Input_file::open): Record format of original file.
4790 * fileread.h (Input_file::Format): New enum type.
4791 (Input_file::Input_file): Initialize data member format_.
4792 (Input_file::format): New method definition.
4793 (Input_file::format_):: New data member.
4795 2010-02-24 Doug Kwan <dougkwan@google.com>
4797 * arm.cc (Arm_output_data_got): New class.
4798 (ARM_TCB_SIZE): New constant
4799 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4800 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4801 If user uses a script with a SECTIONS clause, issue only a warning
4802 for a misplaced EXIDX input section. Otherwise, issue an error.
4803 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4805 (Target_arm::got_mode_index_entry): Handle static linking.
4806 (Target_arm::Scan::local): Ditto.
4807 (Target_arm::Scan::global): Ditto.
4808 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4809 all incorrectly implemented relocations.
4810 (Target_arm::fix_exidx_coverage): Pass layout to
4811 Arm_output_section::fix_exidx_coverage.
4812 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4813 from ".ARM.exidx." and ".ARM.extab.".
4815 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4817 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4818 section if it does not already exist.
4819 * attributes.cc (Attributes_section_data::Attributes_section_data):
4820 Don't crash if size is zero.
4822 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4823 Ian Lance Taylor <iant@google.com>
4825 * gold.cc (queue_middle_tasks): If no input files were opened,
4827 * workqueue.h (Task_function::Task_function): Assert that there is
4830 2010-02-22 Doug Kwan <dougkwan@google.com>
4832 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4833 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4834 types to avoid warnings due to different uint64_t implementations
4837 2010-02-21 Doug Kwan <dougkwan@google.com>
4839 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4840 handling of the maximum backward branch offset.
4841 (Arm_relocate_functions::thumb_branch_common): Ditto.
4842 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4843 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4844 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4845 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4846 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4847 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4848 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4849 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4850 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4851 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4852 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4853 thumb2_bl_out_of_range.o): New rules.
4854 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4855 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4856 thumb2_bl_out_of_range
4857 * testsuite/Makefile.in: Regenerate.
4858 * testsuite/arm_bl_in_range.s: New file.
4859 * testsuite/arm_bl_out_of_range.s: Ditto.
4860 * testsuite/arm_branch_in_range.sh: Ditto.
4861 * testsuite/arm_branch_range.t: Ditto.
4862 * testsuite/thumb2_branch_range.t: Ditto.
4863 * testsuite/thumb_bl_in_range.s: Ditto.
4864 * testsuite/thumb_bl_out_of_range.s: Ditto.
4865 * testsuite/thumb_branch_range.t: Ditto.
4867 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4869 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4870 Add reloc offset information.
4871 * icf.cc (get_section_contents): Change iterators to point to the new
4872 vectors. Add reloc offset information to the contents.
4873 * icf.h (Icf::Sections_reachable_info): New typedef.
4874 (Icf::Sections_reachable_list): New typedef.
4875 (Icf::Offset_info): New typedef.
4876 (Icf::Reloc_info): New struct typedef.
4877 (Icf::Reloc_info_list): New typedef.
4878 (Icf::symbol_reloc_list): Delete method.
4879 (Icf::addend_reloc_list): Delete method.
4880 (Icf::section_reloc_list): Delete method.
4881 (Icf::reloc_info_list): New method.
4882 (Icf::reloc_info_list_): New member.
4884 2010-02-19 Doug Kwan <dougkwan@google.com>
4886 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4887 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4888 * arm.cc (Arm_relocation_functions): New forward declaration.
4889 (Target_arm::Target_arm): Initialize new data members
4890 got_mod_index_offset_ and tls_base_symbol_defined_.
4891 (Target_arm::Relocate::relocate_tls): New method.
4892 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4893 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4895 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4896 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4897 (Target_arm::got_mod_index_offset_,
4898 Target_arm::tls_base_symbol_defined_): New data members.
4899 (Target_arm::Scan::local, Target::Scan::global,
4900 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4903 2010-02-18 Doug Kwan <dougkwan@google.com>
4905 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4906 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4907 text section as a parameter becuase some broken tools may not set
4908 the link in section header.
4909 (Target_arm::has_got_section): New method.
4910 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4911 without any mapping symbol as data only. Remove warning.
4912 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4913 link in its section header, try to discover the link by inspecting the
4914 REL31 relocation at the beginning of the section.
4915 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4917 (Target_arm::Scan::global): Treat any reference to the symbol
4918 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4920 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4922 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4923 (Scan::global_reloc_may_be_function_pointer): New function.
4924 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4925 (Scan::global_reloc_may_be_function_pointer): New function.
4926 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4927 (Scan::global_reloc_may_be_function_pointer): New function.
4928 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4929 (Scan::global_reloc_may_be_function_pointer): New function.
4930 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4931 (Scan::global_reloc_may_be_function_pointer): New function.
4932 (Scan::possible_function_pointer_reloc): New function.
4933 (Target_x86_64::can_check_for_function_pointers): New function.
4934 * gc.h (gc_process_relocs): Scan relocation types to determine if
4935 function pointers were taken for targets that support it.
4936 * icf.cc (Icf::find_identical_sections): Include functions for
4937 folding in safe ICF whose pointer is not taken.
4938 * icf.h (Secn_fptr_taken_set): New typedef.
4939 (fptr_section_id_): New member.
4940 (section_has_function_pointers): New function.
4941 (set_section_has_function_pointers): New function.
4942 (check_section_for_function_pointers): New function.
4943 * options.h: Fix comment for safe ICF option.
4944 * target.h (can_check_for_function_pointers): New function.
4945 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4946 Modify icf_safe_test for X86-64.
4947 * testsuite/Makefile.in: Regenerate.
4948 * testsuite/icf_safe_so_test.cc: New file.
4949 * testsuite/icf_safe_so_test.sh: New file.
4950 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4951 (main): Change to take pointer to function kept_func_3.
4952 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4953 folding is done correctly for X86-64.
4955 2010-02-12 David S. Miller <davem@davemloft.net>
4957 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4958 is_symbolless parameter.
4959 (Output_reloc<SHT_REL>::is_symbolless): New.
4960 (Output_reloc<SHT_REL>::is_symbolless_): New.
4961 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4962 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4963 (Output_reloc<SHT_RELA>::is_symbolless): New.
4964 (Output_data_reloc::add_global): Handle is_symbolless.
4965 (Output_data_reloc::add_global_relative): Likewise.
4966 (Output_data_reloc::add_local): Likewise.
4967 (Output_data_reloc::add_local_relative): Likewise.
4968 (Output_data_reloc::add_symbolless_global_addend): New.
4969 (Output_data_reloc::add_symbolless_local_addend): New.
4970 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4972 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4973 instead of ->is_relative_
4974 (Output_reloc::write): Likewise.
4975 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4976 (Output_reloc::write_rel): Simplify.
4978 * sparc.cc (Target_sparc::Scan::local): Use
4979 ->add_symbolless_local_addend as needed.
4980 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4981 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4982 based upon relocation offset.
4984 2010-02-11 Doug Kwan <dougkwan@google.com>
4986 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4987 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4988 beginning of function.
4989 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4990 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4991 parameter is_32bit in calls to should_apply_static_reloc.
4992 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4993 (check_DATA): Add arm_abs_global.stdout.
4994 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4995 arm_abs_global.stdout): New rules.
4996 (MOSTLLYCLEANFILES): Add arm_abs_global
4997 * Makefile.in: Regenerate.
4998 * testsuite/arm_abs_global.s: New file.
4999 * testsuite/arm_abs_global.sh: Ditto.
5000 * testsuite/arm_abs_lib.s: Ditto.
5002 2010-02-11 Ian Lance Taylor <iant@google.com>
5004 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5006 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5007 Allocate_commons_task first.
5008 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5009 task, rather than symtab_lock_.
5010 (Gc_process_relocs::~Gc_process_relocs): New function.
5011 (Gc_process_relocs::is_runnable): Check this_blocker_.
5012 (Gc_process_relocs::locks): Use next_blocker_ rather than
5014 (Scan_relocs::~Scan_relocs): New function.
5015 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5017 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5019 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5020 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5021 constructor accordingly.
5022 (class Gc_process_relocs): Likewise.
5023 (class Scan_relocs): Likewise.
5024 * common.h (class Allocate_commons_task): Remove symtab_lock_
5025 field, and corresponding constructor parameter.
5026 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5028 (Allocate_commons_task::locks): Likewise.
5030 2010-02-11 Ian Lance Taylor <iant@google.com>
5032 * gold-threads.h (class Once): Define.
5033 (class Initialize_lock): Rewrite as child of Once.
5034 * gold-threads.cc (class Once_initialize): Define.
5035 (once_pointer_control): New static variable.
5036 (once_pointer, once_arg): New static variables.
5037 (c_run_once): New static function.
5038 (Once::Once, Once::run_once, Once::internal_run): New functions.
5039 (class Initialize_lock_once): Remove.
5040 (initialize_lock_control): Remove.
5041 (initialize_lock_pointer): Remove.
5042 (initialize_lock_once): Remove.
5043 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5044 (Initialize_lock::initialize): Rewrite.
5045 (Initialize_lock::do_run_once): New function.
5046 * archive.cc (Archive::interpret_header): Only clear name if it is
5048 * fileread.cc: Include "gold-threads.h"
5049 (file_counts_lock): New static variable.
5050 (file_counts_initialize_lock): Likewise.
5051 (File_read::release): Only increment counts when using --stats.
5052 Use a lock around the increment.
5053 * parameters.cc (class Set_parameters_target_once): Define.
5054 (set_parameters_target_once): New static variable.
5055 (Parameters::Parameters): Move here from parameters.h.
5056 (Parameters::set_target): Rewrite.
5057 (Parameters::set_target_once): New function.
5058 (Parameters::clear_target): Move here and rewrite.
5059 * parameters.h (class Parameters): Update declarations. Add
5060 set_parameters_target_once_ field.
5061 (Parameters::Parameters): Move to parameters.cc.
5062 (Parameters::clear_target): Likewise.
5063 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5065 (Start_group::~Start_group): New function.
5066 (Start_group::is_runnable): New function.
5067 (Start_group::locks, Start_group::run): New functions.
5068 (Finish_group::run): Change saw_undefined to size_t.
5069 * readsyms.h (class Start_group): Define.
5070 (class Finish_group): Change saw_undefined_ field to size_t.
5071 (Finish_group::Finish_group): Remove saw_undefined and
5072 this_blocker parameters. Change all callers.
5073 (Finish_group::set_saw_undefined): New function.
5074 (Finish_group::set_blocker): New function.
5075 * symtab.h (class Symbol_table): Change saw_undefined to return
5076 size_t. Change saw_undefined_ field to size_t.
5077 * target-select.cc (Set_target_once::do_run_once): New function.
5078 (Target_selector::Target_selector): Initialize set_target_once_
5079 field. Don't initialize lock_ and initialize_lock_ fields.
5080 (Target_selector::instantiate_target): Rewrite.
5081 (Target_selector::set_target): New function.
5082 * target-select.h (class Set_target_once): Define.
5083 (class Target_selector): Update declarations. Make
5084 Set_target_once a friend. Remove lock_ and initialize_lock_
5085 fields. Add set_target_once_ field.
5087 2010-02-10 Ian Lance Taylor <iant@google.com>
5089 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5091 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5092 (queue_middle_tasks): Add all blockers before queueing any tasks.
5093 (queue_final_tasks): Likewise.
5094 * token.h (Task_token::add_blockers): New function.
5095 * object.h (Input_objects::number_of_relobjs): New function.
5097 2010-02-10 Ian Lance Taylor <iant@google.com>
5099 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5100 shared, not if not position independent.
5101 * x86_64.cc (Relocate::relocate_tls): Likewise.
5102 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5103 (tls_pie_pic_test): New target.
5104 * testsuite/Makefile.in: Rebuild.
5106 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5107 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5108 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5109 * testsuite/Makefile.in: Rebuild.
5111 2010-02-09 David S. Miller <davem@davemloft.net>
5113 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5114 R_SPARC_RELATIVE using ->add_local_relative().
5115 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5117 * output.h (Output_data_dynamic::add_section_size): New method
5118 that takes two Output_data objects.
5119 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5120 entry param. Handle it in initializers.
5121 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5122 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5123 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5125 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5126 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5127 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5128 for dynrel_includes_plt.
5129 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5130 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5131 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5133 (Target_sparc::do_finalize_sections): Update to pass true for
5134 dynrel_includes_plt.
5135 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5136 output before .rela.plt
5137 (Target_powerpc::do_finalize_sections): Update to pass true for
5138 dynrel_includes_plt when 32-bit.
5140 2010-02-08 Doug Kwan <dougkwan@google.com>
5142 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5144 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5145 Arm_relobj::scan_section_for_cortex_a8_stubs,
5146 Arm_relobj::do_relocation_section): Instead of calling
5147 Output_section::output_address, use faster
5148 Arm_relobj::simple_input_section_output_address.
5150 2010-02-08 David S. Miller <davem@davemloft.net>
5152 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5153 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5154 relocation helper function.
5156 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5157 just like R_SPARC_GOT{10,13,22}.
5158 (Target_sparc::Scan::local): Likewise.
5159 (Target_sparc::Relocate:relocate): Likewise.
5161 2010-02-06 Ian Lance Taylor <iant@google.com>
5163 * configure.ac: Rewrite targetobjs duplicate removal code to use
5164 only shell constructs.
5165 * configure: Rebuild.
5167 2010-02-05 Doug Kwan <dougkwan@google.com>
5170 * arm.cc (Arm_relobj::section_is_scannable): New method.
5171 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5172 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5174 2010-02-04 Doug Kwan <dougkwan@google.com>
5177 * arm-reloc-property.cc (cstdio): Include.
5178 * configure.ac (targetobjs): Remove duplicates.
5179 * configure: Regenerate.
5180 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5181 big and little endian version for a given address size.
5183 2010-02-03 Doug Kwan <dougkwan@google.com>
5185 * arm-reloc-property.cc
5186 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5188 * arm-reloc-property.h
5189 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5190 New method definition.
5191 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5193 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5195 (GOT_PREL): Change implemented to Y.
5196 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5197 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5198 (Arm_relocate_functions::movw_abs_nc): Remove method.
5199 (Arm_relocate_functions::movt_abs): Ditto.
5200 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5201 (Arm_relocate_functions::thm_movt_abs): Ditto.
5202 (Arm_relocate_functions::movw_rel_nc): Ditto.
5203 (Arm_relocate_functions::movw_rel): Ditto.
5204 (Arm_relocate_functions::movt_rel): Ditto.
5205 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5206 (Arm_relocate_functions:thm_movw_rel): Ditto.
5207 (Arm_relocate_functions:thm_movt_rel): Ditto.
5208 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5209 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5210 New method definitions.
5211 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5212 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5213 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5214 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5215 (Target_arm::Relocate::relocate): Check for non-static or
5216 unimplemented relocation code and exit early. Change calls to
5217 Target_arm::reloc_uses_thumb_bit and
5218 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5219 instead. Refactor code to handle similar relocations to increase
5220 code sharing. Remove check for unsupported relocation code in switch
5222 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5223 relocation property table to find out size. Change error message to
5224 print out the name of a relocation code instead of the numeric value.
5225 (Target_arm::scan_reloc_for_stub): Use relocation property table
5226 instead of calling Target_arm::reloc_uses_thumb_bit().
5228 2010-02-02 Doug Kwan <dougkwan@google.com>
5230 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5231 types of relaxed input section.
5233 2010-02-02 Doug Kwan <dougkwan@google.com>
5235 * Makefile.am (HFILES): Add arm-reloc-property.h.
5237 (TARGETSOURCES): Add arm-reloc-property.cc
5238 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5239 (libgold_a_SOURCES): $(DEFFILES)
5240 * Makefile.in: Regenerate.
5241 * arm-reloc-property.cc: New file.
5242 * arm-reloc-property.h: New file.
5243 * arm-reloc.def: New file.
5244 * arm.cc: Update comments.
5245 (arm-reloc-property.h): New included header.
5246 (arm_reloc_property_table): New global variable.
5247 (Target_arm::do_select_as_default_target): New method definition.
5248 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5249 arm-reloc-property to targ_extra_obj.
5250 * parameters.cc (set_parameters_target): Call
5251 Target::select_as_default_target().
5252 * target.h (Target::select_as_default_target): New method definition.
5253 (Target::do_select_as_default_target): Same.
5255 2010-02-01 Doug Kwan <dougkwan@google.com>
5257 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5258 first_output_text_section_.
5259 (Arm_exidx_fixup::first_output_text_section): New method definition.
5260 (Arm_exidx_fixup::first_output_text_section_): New data member.
5261 (Arm_exidx_fixup::process_exidx_section): Record the first text
5262 output section seen.
5263 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5264 and entsize in output section header.
5266 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5268 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5269 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5270 (Arm_relocate_functions::thm_alu11): New Method.
5271 (Arm_relocate_functions::thm_pc8): New Method.
5272 (Arm_relocate_functions::thm_pc12): New Method.
5273 (Target_arm::Scan::local): Handle the relocations.
5274 (Target_arm::Scan::global): Likewise.
5275 (Target_arm::Relocate::relocate): Likewise.
5276 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5278 2010-01-29 Doug Kwan <dougkwan@google.com>
5280 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5281 of relocation types as ld.
5283 2010-01-29 Doug Kwan <dougkwan@google.com>
5285 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5287 (Arm_relocate_functions::thumb_branch_common): Ditto.
5288 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5289 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5290 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5291 Arm_relocate_functions::jump24): Remove.
5292 (Target_arm::Relocate::relocate): Adjust code to call
5293 Arm_relocation_functions::arm_branch_common and
5294 Arm_relocation_functions::thumb_branch_common instead of their removed
5295 wrappers. Merge switch-cases together to reduce source code size.
5297 2010-01-29 Doug Kwan <dougkwan@google.com>
5299 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5300 output_local_symbol_count_needs_update_.
5301 (Arm_relobj::output_local_symbol_count_needs_update,
5302 Arm_relobj::set_output_local_symbol_count_needs_update,
5303 Arm_relobj::update_output_local_symbol_count): New methods.
5304 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5306 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5307 of pointed function as in a R_ARM_PREL31 relocation.
5308 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5309 for output local symbol count updating.
5310 (Target_arm::do_relax): Update output local symbol counts in objects
5312 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5314 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5316 * arm.cc: Added support for the ARM relocations:
5317 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5318 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5319 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5321 (Arm_relocate_functions::movw_rel): New method.
5322 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5323 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5325 (Arm_relocate_functions::thm_movw_rel): New method.
5326 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5328 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5330 (Target_arm::Scan::global): Likewise.
5331 (Target_arm::Relocate::relocate): Likewise.
5332 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5335 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5337 * arm.cc: Added support for ARM group relocations.
5338 (Target_arm::reloc_needs_sym_origin): New method.
5339 (Arm_relocate_functions::calc_grp_kn): New method.
5340 (Arm_relocate_functions::calc_grp_residual): New method.
5341 (Arm_relocate_functions::calc_grp_gn): New method.
5342 (Arm_relocate_functions::arm_grp_alu): New Method.
5343 (Arm_relocate_functions::arm_grp_ldr): New Method.
5344 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5345 (Arm_relocate_functions::arm_grp_ldc): New Method.
5346 (Target_arm::Scan::local): Handle the ARM group relocations.
5347 (Target_arm::Scan::global): Likewise.
5348 (Target_arm::Relocate::relocate): Likewise.
5349 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5352 2010-01-26 Doug Kwan <dougkwan@google.com>
5354 * arm.cc (set): Include.
5355 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5357 (Arm_output_section::Text_section_list): New type.
5358 (Arm_output_section::append_text_sections_to_list): New method.
5359 (Arm_output_section::fix_exidx_coverage): Ditto.
5360 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5361 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5362 Relobj::set_section_offset() instead of
5363 Sized_relobj::invalidate_section_offset().
5364 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5365 parameter for section headers. Ignore relocation sections for
5366 unallocated sections and EXIDX sections.
5367 (Target_arm::fix_exidx_coverage): New method.
5368 (Target_arm::output_section_address_less_than): New type.
5369 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5370 linked text section instead of the EXIDX section.
5371 (Arm_output_section::create_stub_group): Add an assertion to check
5372 that this is not an EXIDX output section.
5373 (Arm_output_section::append_text_sections_to_list): New method.
5374 (Arm_output_section::fix_exidx_coverage): Ditto.
5375 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5376 Arm_relobj::section_needs_reloc_stub_scanning.
5377 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5379 (Target_arm::fix_exidx_coverage): New method.
5380 * object.h (Relobj::set_output_section): New method.
5381 (Sized_relobj::invalidate_section_offset): Remove method.
5382 (Sized_relobj::do_invalidate_section_offset): Remove method.
5383 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5385 2010-01-25 Doug Kwan <dougkwan@google.com>
5387 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5388 Fix warning due to signed and unsigned comparison on a 32-bit host.
5390 2010-01-22 Doug Kwan <dougkwan@google.com>
5392 * arm.cc (Target_arm::do_relax): Record an output section for section
5393 offset adjustment it contains any stub table that has changed.
5394 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5395 offsets in an output section if necessary.
5396 * output.cc (Output_section::Output_section): Initialize
5397 section_offsets_need_adjustments_.
5398 (Output_section::add_input_section_for_script): Renamed to
5399 Output_section::add_simple_input_section.
5400 (Output_section::save_states): Add a comment.
5401 (Output_section::discard_states): New method defintion.
5402 (Output_section::adjust_section_offsets): Same.
5403 * output.h (Output_section::add_input_section_for_script): Renamed to
5404 Output_section::add_simple_input_section.
5405 (Output_section::discard_states): New method declaration.
5406 (Output_section::adjust_section_offsets): Same.
5407 (Output_section::section_offsets_need_adjustment,
5408 Output_section::set_section_offsets_need_adjustment): New method
5410 (Output_section::section_offsets_need_adjustment_): New data member.
5411 * script-sections.cc
5412 (Output_section_element_input::set_section_address): Adjust code for
5413 renaming of Output_section::add_input_section_for_script.
5414 (Orphan_output_section::set_section_address): Same.
5416 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5418 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5419 Fix_v4bx enum values .
5420 * gold/options.h (General_options): New option definitions.
5421 (General_options::fix_v4bx): New method.
5422 (General_options::Fix_v4bx): New enum.
5423 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5424 (General_options::parse_fix_v4bx_interworking): New method.
5426 2010-01-22 Doug Kwan <dougkwan@google.com>
5428 * arm.cc (Arm_exidx_fixup): New class.
5430 2010-01-21 Doug Kwan <dougkwan@google.com>
5432 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5434 (Arm_exidx_section_offset_map): New type.
5436 2010-01-21 Doug Kwan <dougkwan@google.com>
5438 * arm.cc (Arm_exidx_input_section): New class.
5439 (Arm_relobj::exidx_input_section_by_link,
5440 Arm_relobj::exidx_input_section_by_shndx,
5441 Arm_relobj::make_exidx_input_section): New methods.
5442 (read_arm_attributes_section): Remove.
5443 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5444 information about them.
5445 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5448 2010-01-20 Doug Kwan <dougkwan@google.com>
5450 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5451 Input_section_specifier to Section_id.
5452 (Target_arm::new_arm_input_section: Adjust code for change of key
5454 (Target_arm::find_arm_input_section): Ditto.
5455 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5456 (Section_id): Remove.
5457 (Garbage_collection::Section_id_hash): Remove.
5458 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5459 (Section_id): Remove.
5460 (Icf::Section_id_hash): Remove.
5461 * object.h (Section_id, Const_section_id, Section_id_hash,
5462 Const_section_id_hash): New type definitions.
5463 * output.cc (Output_section::add_relaxed_input_section): Change to
5464 use Const_section_id instead of Input_section_specifier as key type.
5465 (Output_section::add_merge_input_section): Ditto.
5466 (Output_section::build_relaxation_map): Change to use Section_id
5467 instead of Input_section_specifier as key type.
5468 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5470 (Output_section::convert_input_sections_to_relaxed_sections): Change
5471 to use Const_section_id instead of Input_section_specifier as key type.
5472 (Output_section::find_merge_section): Ditto.
5473 (Output_section::find_relaxed_input_section): Ditto.
5474 * output.h (Input_section_specifier): Remove class.
5475 (Output_section::Output_section_data_by_input_section_map): Change
5476 key type to Const_section_id.
5477 (Output_section::Output_relaxed_input_section_by_input_section_map):
5479 (Output_section::Relaxation_map): Change key type to Section_id.
5481 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5483 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5484 (class Arm_v4bx_stub): New class.
5485 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5486 (Stub_factory::make_arm_v4bx_stub): New method.
5487 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5488 (Stub_table::empty): Handle v4bx stubs.
5489 (Stub_table::add_arm_v4bx_stub): New method.
5490 (Stub_table::find_arm_v4bx_stub): New method.
5491 (Arm_relocate_functions::v4bx): New method.
5492 (Target_arm::fix_v4bx): New method.
5493 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5494 (Stub_table::relocate_stubs): Likewise.
5495 (Stub_table::do_write): Likewise.
5496 (Stub_table::update_data_size_and_addralign): Likewise.
5497 (Stub_table::finalize_stubs): Likewise.
5498 (Target_arm::Scan::local): Likewise.
5499 (Target_arm::Scan::global): Likewise.
5500 (Target_arm::do_finalize_sections): Likewise.
5501 (Target_arm::Relocate::relocate): Likewise.
5502 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5504 (Target_arm::scan_reloc_for_stub): Likewise.
5505 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5507 2010-01-19 Ian Lance Taylor <iant@google.com>
5509 * output.cc (Output_section_headers::do_sized_write): Write large
5510 segment count to sh_info field.
5511 (Output_file_header::do_sized_write): For large segment count,
5512 write PN_XNUM to e_phnum field.
5514 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5516 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5517 (Arm_relocate_functions::thm_jump8): New function.
5518 (Arm_relocate_functions::thm_jump11): New function.
5519 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5521 (Target_arm::Scan::global): Likewise.
5522 (Target_arm::Relocate::relocate): Likewise.
5523 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5526 2010-01-14 Doug Kwan <dougkwan@google.com>
5528 * arm.cc (map, utility): Include headers.
5529 (Target_arm::apply_cortex_a8_workaround): New method.
5530 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5531 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5532 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5533 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5534 the --[no-]fix-cortex-a8 command line options.
5535 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5536 (Target_arm::relocate_stub): Use addend in instruction template.
5537 * options.h (DEFINE_bool): Set the user-set flag.
5538 (General_options): Add --[no-]-fix-cortex options.
5539 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5540 : Update fast look-up map after conversion.
5542 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5544 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5545 in the first pass of do_layout.
5547 2010-01-13 Doug Kwan <dougkwan@google.com>
5549 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5550 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5551 apparent compiler problem of not folding static constant integral
5552 data members of elfcpp::Elf_sizes<32>.
5554 2010-01-13 Doug Kwan <dougkwan@google.com>
5556 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5557 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5558 Arm_relobj::scan_section_for_cortex_a8_erratum,
5559 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5560 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5561 sections to scan for relocation stubs into a new method
5562 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5563 relocation and Cortex-A8 stub scanning.
5564 (Target_arm::do_relax): Force stubs to be after stubbed sections
5565 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5566 the beginning of a new relaxation pass. Update a comment.
5567 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5569 2010-01-12 Ian Lance Taylor <iant@google.com>
5571 * target-reloc.h (visibility_error): New inline function.
5572 (relocate_section): Call visibility_error.
5573 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5574 (MOSTLYCLEANFILES): Likewise.
5575 (protected_4_pic.o, protected_3.err): New targets.
5576 * testsuite/protected_4.cc: New file.
5578 2010-01-12 Doug Kwan <dougkwan@google.com>
5580 * arm.cc (Cortex_a8_reloc): New class.
5581 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5582 and cortex_a8_relocs_info_.
5583 (Target_arm::fix_cortex_a8): New method definition.
5584 (Target_arm::Cortex_a8_relocs_info): New type.
5585 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5586 New data member declarations.
5587 (Target_arm::scan_reloc_for_stub): Record information about
5588 relocations for THUMB branches that might be exempted from the
5589 Cortex-A8 workaround.
5590 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5591 at the beginning of a relaxation pass.
5593 2010-01-12 Doug Kwan <dougkwan@google.com>
5595 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5596 (Arm_relobj::Mapping_symbol_position,
5597 Arm_reloj::Mapping_symbol_position_less,
5598 Arm_relobj::Mapping_symbols_info): New types.
5599 (Target_arm::is_mapping_symbol_name): New method definition.
5600 (Arm_relobj::do_count_local_symbols): Save information about mapping
5603 2010-01-11 Doug Kwan <dougkwan@google.com>
5605 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5606 Arm_relocate_functions::thumb32_branch_upper,
5607 Arm_relocate_functions::thumb32_branch_lower,
5608 Arm_relocate_functions::thumb32_cond_branch_offset,
5609 Arm_relocate_functions::thumb32_cond_branch_upper,
5610 Arm_relocate_functions::thumb32_cond_branch_lower,
5611 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5612 branch offset encoding.
5613 (Arm_relocate_functions::thumb_branch_common): Use new branch
5614 offset encoding methods to avoid code duplication.
5615 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5616 (Stub_addend_reader::operator()): Use new branch encoding method
5617 to avoid code duplication.
5619 2010-01-11 Doug Kwan <dougkwan@google.com>
5621 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5622 (Target_arm::do_finalize_sections): Define special EXIDX section
5623 symbols only if referenced.
5624 * gc.h (Garbage_collection::add_reference): New method.
5625 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5628 2010-01-11 Ian Lance Taylor <iant@google.com>
5630 * script.cc (Version_script_info::build_expression_list_lookup):
5631 Change complaing about duplicate wildcard match from error to
5634 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5636 (Version_script_info::Version_script_info): Initialize globs_,
5637 default_version_, default_is_global_, and exact_. Don't
5638 initialize globals_ or locals_.
5639 (Version_script_info::build_lookup_tables): Build local symbols
5641 (Version_script_info::unquote): New function.
5642 (Version_script_info::add_exact_match): New function.
5643 (Version_script_info::build_expression_list_lookup): Remove lookup
5644 parameter. Add is_global parameter. Change all callers. Handle
5645 wildcard pattern specially. Unquote pattern. Call
5647 (Version_script_info::get_name_to_match): New function.
5648 (Version_script_info::get_symbol_version): New function.
5649 (Version_script_info::get_symbol_version_helper): Remove.
5650 (Version_script_info::check_unmatched_names): Call unquote.
5651 * script.h (class Version_script_info): Change get_symbol_version
5652 to be non-inline and add is_global parameter; change all callers.
5653 Rewrite symbol_is_local. Update declarations. Define struct
5654 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5655 Remove globals_ and locals_ members. Add exact_, globs_,
5656 default_version_, is_global_.
5657 (Version_script_info::Glob): Remove pattern, add expression and
5658 is_global. Update constructor. Change all callers.
5659 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5661 (Versions::symbol_section_contents): If a symbol is undefined, or
5662 defined in a dynamic object, set the version index to
5664 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5666 (Symbol_table::add_from_pluginobj): Likewise.
5667 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5669 2010-01-11 Doug Kwan <dougkwan@google.com>
5671 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5672 (incremental_dump_LDADD): Add linking option for libintl.
5673 * Makefile.in: Regenerate.
5675 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5678 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5680 * testsuite/Makefile.in: Regenerated.
5682 2010-01-10 Doug Kwan <dougkwan@google.com>
5684 * options.h (DEFINE_var): Use parentheses around argument varname__
5685 in macro body to avoid any unintended subsequent substitutions.
5687 2010-01-10 Ian Lance Taylor <iant@google.com>
5689 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5690 candidates before doing symbol resolution.
5692 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5693 ODR candidates if only one is weak.
5695 2010-01-08 Ian Lance Taylor <iant@google.com>
5697 * script.cc (Version_script_info::build_expression_list_lookup):
5698 Don't warn about ambiguous version, just record the ambiguity.
5699 (Version_script_info::get_symbol_version_helper): Give error if
5700 version is ambiguous.
5702 2010-01-08 Doug Kwan <dougkwan@google.com>
5704 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5705 prev_data_size_ and prev_addralign_. Remove initializer for
5706 deleted data member has_been_changed_.
5707 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5708 to determine if the table is empty.
5709 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5711 (Stub_table::add_reloc_stub): Define method in class definition
5712 instead of just declaring it there.
5713 (Stub_table::add_cortex_a8_stub): New method definition.
5714 (Stub_table::update_data_size_and_addralign): Ditto.
5715 (Stub_table::finalize_stubs): Ditto.
5716 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5717 (Stub_table::do_addralign_): Return address alignment in the
5718 (Stub_table::do_reset_address_and_file_offset): Define method in
5719 class definition instead of declaring it there. Set current data
5720 size to be the data size of the previous pass.
5721 (Stub_table::set_final_data_size): Use current data size as the
5723 (Stub_table::relocate_stub): Change parameter type of stub from
5724 Reloc_stub pointer to Stub pointer.
5725 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5726 (Stub_table::Cortex_a8_stub_list): New typedef.
5727 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5728 Stub_table::prev_addralign_): New data member.
5729 (Arm_relobj::Arm_relobj): Initialize data member
5730 section_has_cortex_a8_workaround_.
5731 (Arm_relobj::section_has_cortex_a8_workaround,
5732 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5734 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5736 (Target_arm::relocate_stub): Change parameter type of stub from
5737 Reloc_stub pointer to Stub pointer.
5738 (Insn_template::size, Insn_template::alignment): Handle
5739 THUMB16_SPECIAL_TYPE.
5740 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5741 Stub_table::update_data_size_and_addralign,
5742 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5744 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5745 (Stub_table::do_write): Ditto.
5746 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5748 2010-01-08 Ian Lance Taylor <iant@google.com>
5751 * symtab.h (class Symbol): Remove fields is_target_special_ and
5752 has_plt_offset_. Add field is_defined_in_discarded_section_.
5753 (Symbol::is_defined_in_discarded_section): New function.
5754 (Symbol::set_is_defined_in_discarded_section): New function.
5755 (Symbol::has_plt_offset): Rewrite.
5756 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5757 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5758 Don't initialize is_target_special_ or has_plt_offset_.
5759 Initialize is_defined_in_discarded_section_.
5760 (Symbol_table::add_from_relobj): If appropriate, set
5761 is_defined_in_discarded_section.
5762 * resolve.cc (Symbol::override_base_with_special): Don't test
5763 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5764 * target-reloc.h (relocate_section): Do special handling for
5765 symbols defined in discarded sections for global symbols as well
5768 2010-01-08 Ian Lance Taylor <iant@google.com>
5770 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5771 the SHT_SYMTAB case.
5773 2010-01-08 Ian Lance Taylor <iant@google.com>
5775 * object.cc (Sized_relobj::do_layout): Don't get confused if
5776 layout_eh_frame returns NULL.
5778 2010-01-08 Ian Lance Taylor <iant@google.com>
5781 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5782 dynamic symbol table, use the normal symbol table.
5783 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5786 2010-01-08 Ian Lance Taylor <iant@google.com>
5789 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5792 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5794 * version.cc (print_version): Change to "Copyright 2010".
5796 2010-01-08 Ian Lance Taylor <iant@google.com>
5800 * i386.cc (class Target_i386): Change return type of plt_section
5802 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5803 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5804 tls_desc_rel_ field.
5805 (Output_data_plt_i386::rel_tls_desc): New function.
5806 (Target_i386::rel_tls_desc_section): New function.
5807 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5808 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5809 R_386_TLS_DESC reloc in rel_tls_desc_section.
5810 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5811 Define struct Tlsdesc_info.
5812 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5813 (Target_x86_64::do_reloc_symbol_index): New function.
5814 (Target_x86_64::add_tlsdesc_info): New function.
5815 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5816 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5818 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5820 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5821 (Target_x86_64::rela_tlsdesc_section): New function.
5822 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5824 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5825 (Target_x86_64::do_reloc_addend): New function.
5826 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5827 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5828 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5829 (Output_reloc::type): New function.
5830 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5831 (Output_reloc::is_target_specific): New function.
5832 (Output_reloc::target_arg): New function.
5833 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5834 absolute relocs and target specific relocs.
5835 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5836 add_target_specific.
5837 (class Output_data_reloc) [SHT_RELA]: Likewise.
5838 * output.cc (Output_reloc::Output_reloc): Add four new versions
5839 for absolute relocs and target specific relocs.
5840 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5841 (Output_reloc::get_symbol_index): Likewise.
5842 (Output_reloc::local_section_offset): Check that local_sym_index_
5843 is not TARGET_CODE or 0.
5844 (Output_reloc::symbol_value): Likewise.
5845 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5847 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5848 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5850 * layout.cc (add_target_dynamic_tags): Use output section for
5851 DT_PLTRELSZ and DT_JMPREL.
5853 2010-01-07 Ian Lance Taylor <iant@google.com>
5856 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5858 (class Output_data_reloc_generic): Define.
5859 (class Output_data_reloc_base): Change base class to
5860 Output_data_reloc_generic. Change add() method to call
5861 bump_relative_reloc_count for a relative reloc. Remove
5863 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5865 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5866 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5868 * layout.h (class Layout): Update declaration.
5870 2010-01-07 Ian Lance Taylor <iant@google.com>
5872 * output.h (class Output_data): Add const version of
5873 output_section and do_output_section.
5874 (class Output_section_data): Add const version of
5876 (class Output_section): Likewise.
5877 * layout.cc (Layout::add_target_dynamic_tags): New function.
5878 * layout.h (class Layout): Update declarations.
5879 * arm.cc (Target_arm::do_finalize_sections): Use
5880 add_target_dynamic_tags.
5881 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5882 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5883 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5884 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5886 2010-01-07 Ian Lance Taylor <iant@google.com>
5889 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5892 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5893 Ian Lance Taylor <iant@google.com>
5896 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5897 Xindex::read_symtab_xindex.
5899 2010-01-07 Doug Kwan <dougkwan@google.com>
5901 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5902 (Insn_template::thumb16_bcond_insn): New method declaration.
5903 (Insn_template): Fix spelling.
5904 (Stub::thumb16_special): New method declaration.
5905 (Stub::do_write): Define virtual method which was previously pure
5907 (Stub::do_thumb16_special): New method declaration.
5908 (Stub::do_fixed_endian_write): New template member.
5909 (Reloc_stub::do_write): Remove.
5910 (Reloc_stub::do_fixed_endian_write): Remove.
5911 (Cortex_a8_stub): New class definition.
5912 (Stub_factory::make_cortex_a8_stub): New method definition.
5913 (Stub_factory::Stub_factory): Add missing static storage class
5914 qualifier for elf32_arm_stub_a8_veneer_blx.
5916 2010-01-07 Ian Lance Taylor <iant@google.com>
5919 * options.h (class General_options): Add --warn-unresolved-symbols
5920 and --error-unresolved-symbols.
5921 * errors.cc (Errors::undefined_symbol): Implement
5922 --warn-unresolved-symbols.
5924 * options.h (class General_options): Add -z text and -z textoff.
5925 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5927 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5929 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5930 (Garbage_collection::cident_sections): New function.
5931 (Garbage_collection::add_cident_section): New function.
5932 (Garbage_collection::cident_sections_): New member.
5933 (gc_process_relocs): Add references to sections whose names are C
5935 * gold.h (cident_section_start_prefix): New constant.
5936 (cident_section_stop_prefix): New constant.
5937 (is_cident): New function.
5938 * layout.cc (Layout::define_section_symbols): Replace string constants
5939 with the newly defined constants.
5940 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5942 * testsuite/Makefile.am: Add gc_orphan_section_test.
5943 * testsuite/Makefile.in: Regenerate.
5944 * testsuite/gc_orphan_section_test.cc: New file.
5945 * testsuite/gc_orphan_section_test.sh: New file.
5947 2010-01-06 Ian Lance Taylor <iant@google.com>
5950 * options.h (class General_options): Add --warn-shared-textrel.
5951 * layout.cc (Layout::finish_dynamic_section): Implement
5952 --warn-shared-textrel.
5955 * options.h (class General_options): Add --warn-multiple-gp.
5957 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5959 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5960 $(THREADSLIB) and $(LIBDL).
5961 * Makefile.in: Rebuild.
5963 2010-01-06 Ian Lance Taylor <iant@google.com>
5966 * options.cc (General_options::parse_section_start): New function.
5967 (General_options::section_start): New function.
5968 (General_options::General_options): Initialize all members.
5969 * options.h: Include <map>
5970 (class General_options): Add --section-start. Add section_starts_
5972 * layout.cc (Layout::attach_allocated_section_to_segment): If
5973 --section-start was used, set the address of the segment. Remove
5974 local sort_sections.
5975 (Layout::relaxation_loop_body): If the address of the load segment
5976 has been set by --section-start, don't use it.
5977 * output.h (Output_segment::update_flags_for_output_section): New
5979 * output.cc (Output_segment::add_output_section): Call
5980 update_flags_for_output_section.
5982 2010-01-05 Ian Lance Taylor <iant@google.com>
5985 * options.h (class General_options): Add --undefined-version.
5986 * script.cc (struct Version_expression): Add was_matched_by_symbol
5988 (Version_script_info::matched_symbol): New function.
5989 (Version_script_info::get_symbol_version_helper): Call
5991 (Version_script_info::check_unmatched_names): New function.
5992 * script.h (class Version_script_info): Update declarations.
5993 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5995 * options.h (class General_options): Use DEFINE_bool_alias for
5996 allow_multiple_definition.
5997 * resolve.cc (Symbol_table::should_override): Don't test
5998 allow_multiple_definition.
6001 * options.h (class General_options): Add --cref.
6002 * main.cc (main): Print cref table if --cref. Don't close mapfile
6003 until after printing cref table.
6004 * cref.cc: Include "symtab.h".
6005 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6006 (Cref_table_compare::operator()): New function.
6007 (Cref_inputs::gather_cref): New function.
6008 (filecol): New static const.
6009 (Cref_inputs::print_cref): New function.
6010 (Cref::print_cref): New function.
6011 * cref.h: Include <cstdio>.
6012 (class Cref): Update declarations.
6013 * mapfile.h (Mapfile::file): New function.
6014 * object.h (class Object): Define Symbols. Declare virtual
6015 do_get_global_symbols.
6016 (Object::get_global_symbols): New function.
6017 * object.cc (Input_objects::add_object): Pass object to cref_ if
6019 (Input_objects::archive_start): Likewise.
6020 (Input_objects::archive_stop): Likewise.
6021 (Input_objects::print_cref): New function.
6022 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6023 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6025 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6027 * plugin.h (class Sized_pluginobj): Update declarations.
6029 2010-01-05 Ian Lance Taylor <iant@google.com>
6031 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6032 to is_default_version. Rename insdef to insdefault.
6033 (Symbol_table::add_from_relobj): Rename def to is_default_version
6034 and local to is_forced_local.
6035 (Symbol_table::add_from_pluginobj): Likewise.
6036 (Symbol_table::add_from_dynobj): Likewise.
6037 (Symbol_table::define_special_symbol): Rename insdef to
6040 2010-01-04 Ian Lance Taylor <iant@google.com>
6043 * options.h (class General_options): Add
6044 --allow-multiple-definition and -z muldefs.
6045 * resolve.cc (Symbol_table::should_override): Don't warn about a
6046 multiple symbol definition if --allow-multiple-definition or -z
6050 * options.h (class General_options): Add --add-needed and
6051 --copy-dt-needed-entries. Tweak --as-needed help entry.
6052 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6053 error if --copy-dt-needed-entries aka --add-needed is used and
6054 would cause a change in behaviour.
6057 * options.h (class General_options): Add -G as a short version of
6058 --shared. Add no-op options -assert, -g, and -i.
6060 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6062 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6063 check for .text or .gnu.linkonce.t sections.
6064 * icf.cc (Icf::find_identical_sections): Ditto.
6065 Change the detection for mangled function name within the section
6067 * icf.h (is_section_foldable_candidate): New function.
6069 2009-12-30 Ian Lance Taylor <iant@google.com>
6072 * options.h (class General_options): Permit two dashes with
6073 --retain-symbols-file.
6075 2009-12-30 Ian Lance Taylor <iant@google.com>
6078 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6079 don't put the file header and segment headers in the text
6083 * common.cc (Sort_commons::operator()): Stabilize sort when both
6085 (Symbol_table::do_allocate_commons_list): When allocating common
6086 symbols, skip a symbol which is no longer common.
6087 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6088 an object before checking its type.
6089 * testsuite/common_test_2.c: New file.
6090 * testsuite/common_test_3.c: New file.
6091 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6092 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6093 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6094 (common_test_2_pic.o, common_test_2.so): New targets.
6095 (common_test_3_pic.o, common_test_3.so): New targets.
6096 * testsuite/Makefile.in: Rebuild.
6099 * script.cc (read_input_script): If we see a new SECTIONS clause,
6100 and we have added an input section, give an error.
6101 * layout.h (class Layout): Add have_added_input_section function.
6102 Add have_added_input_section_ field.
6103 * layout.cc (Layout::Layout): Initialize
6104 have_added_input_section_.
6105 (Layout::layout): Set have_added_input_section_.
6106 (Layout::layout_eh_frame): Likewise.
6108 2009-12-30 Ian Lance Taylor <iant@google.com>
6111 * options.h (class General_options): Add --sort-common option.
6112 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6113 * common.cc (Sort_common): Add sort_order parameter to
6114 constructor. Add sort_order_ field.
6115 (Sort_commons::operator): Check sort_order_.
6116 (Symbol_table::allocate_commons): Determine the sort order.
6117 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6119 (Symbol_table::do_allocate_commons_list): Likewise.
6121 2009-12-30 Ian Lance Taylor <iant@google.com>
6124 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6125 symbols from this object, don't change the visibility of an
6127 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6129 2009-12-30 Ian Lance Taylor <iant@google.com>
6132 * script.h (class Version_script_info): Define Language enum.
6133 Update declarations. Define Glob, Exact, and Lookup types. Add
6134 new fields globals_, locals_, and is_finalized_.
6135 * script.cc: Various formatting fixes.
6136 (class Parser_closure): Change language_stack_ from a vector of
6137 std::string to one of Version_script_info::Language. Adjust all
6139 (class Lazy_demangler): Remove.
6140 (struct Version_expression): Change language from std::string to
6141 Version_script_info::Language.
6142 (Version_script_info::Version_script_info): New function.
6143 (Version_script_info::~Version_script_info): Don't call clear.
6144 (Version_script_info::finalize): New function.
6145 (Version_script_info::build_lookup_tables): New function.
6146 (Version_script_info::build_expression_list_lookup): New
6148 (Version_script_info::get_symbol_version_helper): Rewrite to use
6150 (Version_script_info::print_expression_list): Adjust to use
6151 Version_script_info::Language.
6152 (script_push_lex_into_version_mode): Check that the version script
6153 has not been finalized.
6154 (version_script_push_lang): Change language string to
6155 Version_script_info::Language.
6156 * options.cc (Command_line::version_script): New function.
6157 * options.h (class General_options): Add finalize_dynamic_list
6158 function. Change version_script from declaration to definition.
6159 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6160 * testsuite/version_script.map: Remove duplicate def of foo.
6161 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6163 * testsuite/Makefile.in: Rebuild.
6165 2009-12-30 Ian Lance Taylor <iant@google.com>
6168 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6169 if the input symbol index is 0, make the output symbol index 0.
6171 2009-12-30 Ian Lance Taylor <iant@google.com>
6174 * options.h (class General_options): Add -x/--discard-all.
6175 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6176 --discard-all. If the local symbol needs a dynamic entry, check
6177 that before handling --discard-locals.
6179 2009-12-30 Ian Lance Taylor <iant@google.com>
6182 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6184 (Output_segment::add_output_section): Don't change the flags if
6188 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6189 GNU hash table if they need a dynamic value. Otherwise, don't add
6190 them if they are defined in a dynamic object or are forced local.
6192 2009-12-29 Ian Lance Taylor <iant@google.com>
6195 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6196 .gnu.hash table for a 32-bit target.
6199 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6200 regular and a dynamic object only needs a dynamic symbol table
6201 entry if it is externally visible.
6204 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6205 constructor. Add global_offset_table_ field.
6206 (Target_i386::got_section): Set global_offset_table_.
6207 (Target_i386::do_finalize_sections): Set global_offset_table_
6209 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6210 in constructor. Add global_offset_table_ field.
6211 (Target_x86_64::got_section): Set global_offset_table_.
6212 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6215 * layout.cc (Layout::Layout): Initialize increase_relro_.
6216 (Layout::get_output_section): Add is_relro, is_last_relro, and
6217 is_first_non_relro parameters. Change all callers.
6218 (Layout::choose_output_section): Likewise.
6219 (Layout::add_output_section_data): Likewise.
6220 (Layout::make_output_section): Likewise.
6221 (Layout::set_segment_offsets): Clear increase_relro when using a
6223 * layout.h (class Layout): Add increase_relro method. Add
6224 increase_relro_ field. Update declarations.
6225 * output.cc (Output_section::Output_section): Initialize
6226 is_last_relro_ and is_first_non_relro_.
6227 (Output_segment::add_output_section): Group relro sections is
6228 do_sort is true. Handle is_last_relro and is_first_non_relro.
6229 (Output_segment::maximum_alignment): Remove relro handling.
6230 (Output_segment::set_section_addresses): Add increase_relro
6231 parameter. Change all callers. Add initial alignment to align
6232 relro sections on separate page. Remove old relro handling.
6233 (Output_segment::set_section_list_addresses): Remove in_relro
6234 parameter. Change all callers.
6235 (Output_segment::set_offset): Add increase parameter. Change all
6236 callers. Remove old relro handling.
6237 * output.h (class Output_section): Add new methods: is_last_relro,
6238 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6239 Add is_last_relro_ and is_first_non_relro_ fields.
6240 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6241 Create separate .got.plt section. Call increase_relro.
6242 * x86_64.cc (Target_x86_64::got_section): Likewise.
6243 * testsuite/relro_script_test.t: Add .got.plt.
6246 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6247 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6248 (Layout::finalize): Call set_dynamic_symbol_size.
6249 (Layout::set_dynamic_symbol_size): New function.
6250 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6251 set_dynamic_symbol_size.
6254 * output.h (class Output_section): Add is_entsize_zero_ field.
6255 * output.cc (Output_section::Output_section): Initialize
6257 (Output_section::set_entsize): If two different entsizes are
6258 requested, force it to zero.
6259 (Output_section::add_input_section): Set flags for .debug_str
6260 before updating section flags. Set entsize.
6261 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6262 and SHF_STRING if all input sections have those flags.
6264 2009-12-29 Rafael Espindola <espindola@google.com>
6266 * main.cc (main): Fix the sys time reporting.
6267 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6270 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6272 * options.cc (General_options::parse_version): Allow -v to exit
6273 without an error if there is nothing to link.
6275 2009-12-29 Ian Lance Taylor <iant@google.com>
6277 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6278 using a version of gcc before 4.1.
6279 * configure: Rebuild.
6281 2009-12-28 Chris Demetriou <cgd@google.com>
6283 * attributes.cc (Output_attributes_section_data::do_write): Use
6284 std::vector::front rather than std::vector::data.
6286 2009-12-28 Ian Lance Taylor <iant@google.com>
6288 * symtab.h (class Symbol_table): Add enum Defined.
6289 * resolve.cc (Symbol_table::should_override): Add defined
6290 parameter. Change all callers. Test whether object is NULL
6291 before calling a method on it.
6292 (Symbol_table::report_resolve_problem): Add defined parameter.
6294 (Symbol_table::should_override_with_special): Likewise.
6295 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6296 parameter. Change all callers.
6297 (Symbol_table::do_define_in_output_data): Likewise.
6298 (Symbol_table::define_in_output_segment): Likewise.
6299 (Symbol_table::do_define_in_output_segment): Likewise.
6300 (Symbol_table::define_as_constant): Likewise.
6301 (Symbol_table::do_define_as_constant): Likewise.
6302 * script.h (class Symbol_assignment): Add is_defsym parameter to
6303 constructor; change all callers.
6304 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6305 parameter. Change all callers. Add is_defsym_ field.
6306 (class Parser_closure): Add parsing_defsym parameter to
6307 constructor; change all callers. Add parsing_defsym accessor
6308 function. Add parsing_defsym_ field.
6310 2009-12-28 Ian Lance Taylor <iant@google.com>
6312 * gold.cc (queue_middle_tasks): Fix formatting.
6313 * object.cc (Relobj::is_section_name_included): Likewise.
6315 2009-12-23 Ian Lance Taylor <iant@google.com>
6317 * i386.cc (Target_i386::do_calls_non_split): Recognize
6318 -fsplit-stack prologue for a function with a static chain.
6319 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6320 -fsplit-stack prologue when using %r11.
6322 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6324 * options.cc (General_options::parse_version): Make -v continue and do
6325 the link like GNU ld does.
6327 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6329 * Makefile.am (CCFILES): Add timer.cc.
6330 (HFILES): Add timer.h.
6331 * configure.ac: Check for sysconf and times.
6332 * main.cc: include timer.h.
6333 (main): Use Timer instead of get_run_time.
6336 * workqueue.cc: include timer.h.
6337 (Workqueue::find_and_run_task):
6338 Report user, sys and wall time.
6339 * Makefile.in: Regenerate.
6340 * config.in: Regenerate.
6341 * configure: Regenerate.
6343 2009-12-16 Doug Kwan <dougkwan@google.com>
6345 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6347 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6348 relaxed input sections.
6349 * output.cc (Output_section::find_relaxed_input_section): Change
6350 return type to Output_relaxed_input_section pointer. Adjust code
6351 for new type of relaxed_input_section_map_.
6352 * output.h (Output_section::find_relaxed_input_section): Change
6353 return type to Output_relaxed_input_section pointer.
6354 (Output_section::Output_relaxed_input_section_by_input_section_map):
6356 (Output_section::relaxed_input_section_map_): Change type to
6357 Output_section::Output_relaxed_input_section_by_input_section_map.
6358 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6361 2009-12-15 Ian Lance Taylor <iant@google.com>
6363 * layout.cc (Layout::create_shstrtab): Only write out after input
6364 sections if we are compressing debug sections.
6366 2009-12-15 Ian Lance Taylor <iant@google.com>
6368 * archive.cc (Archive::add_symbols): Only look up a symbol without
6369 a version if there is, in fact, a version.
6371 2009-12-14 Ian Lance Taylor <iant@google.com>
6373 Revert -Wshadow changes, all changes from:
6374 2009-12-11 Doug Kwan <dougkwan@google.com>
6375 2009-12-11 Nick Clifton <nickc@redhat.com>
6376 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6378 2009-12-11 Doug Kwan <dougkwan@google.com>
6380 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6382 * attributes.cc (Object_attribute::size): Ditto.
6383 (Attributes_section_data::size): Ditto.
6384 (Attributes_section_data::Attributes_section_data): Ditto.
6385 (Output_attributes_section_data::do_write): Ditto.
6386 * attributes.h (Object_attribute::set_type): Ditto.
6387 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6389 2009-12-11 Nick Clifton <nickc@redhat.com>
6391 * archive.cc: Fix shadowed variable warnings.
6393 * compressed_output.cc: Likewise.
6394 * compressed_output.h: Likewise.
6395 * configure: Likewise.
6396 * dwarf_reader.cc: Likewise.
6397 * dynobj.cc: Likewise.
6398 * dynobj.h: Likewise.
6399 * ehframe.cc: Likewise.
6400 * ehframe.h: Likewise.
6401 * errors.cc: Likewise.
6402 * expression.cc: Likewise.
6403 * fileread.cc: Likewise.
6404 * fileread.h: Likewise.
6405 * freebsd.h: Likewise.
6406 * i386.cc: Likewise.
6408 * incremental.h: Likewise.
6409 * layout.cc: Likewise.
6410 * layout.h: Likewise.
6411 * mapfile.cc: Likewise.
6412 * merge.cc: Likewise.
6413 * merge.h: Likewise.
6414 * object.cc: Likewise.
6415 * object.h: Likewise.
6416 * options.h: Likewise.
6417 * output.cc: Likewise.
6418 * output.h: Likewise.
6419 * parameters.cc: Likewise.
6420 * plugin.cc: Likewise.
6421 * powerpc.cc: Likewise.
6422 * reduced_debug_output.cc: Likewise.
6423 * reduced_debug_output.h: Likewise.
6424 * reloc.cc: Likewise.
6425 * reloc.h: Likewise.
6426 * resolve.cc: Likewise.
6427 * script-sections.cc: Likewise.
6428 * script.cc: Likewise.
6429 * script.h: Likewise.
6430 * sparc.cc: Likewise.
6431 * symtab.cc: Likewise.
6432 * symtab.h: Likewise.
6433 * target-select.cc: Likewise.
6434 * target-select.h: Likewise.
6435 * token.h: Likewise.
6436 * workqueue.cc: Likewise.
6437 * workqueue.h: Likewise.
6438 * x86_64.cc: Likewise.
6440 2009-12-10 Doug Kwan <dougkwan@google.com>
6442 * arm.cc (attributes.h): New include.
6443 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6444 (Arm_relobj::~Arm_relobj): Delete object pointed by
6445 attributes_section_data_.
6446 (Arm_relobj::attributes_section_data): New method definition.
6447 (Arm_relobj::attributes_section_data_): New data member declaration.
6448 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6449 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6450 attributes_section_data_.
6451 (Arm_dynobj::attributes_section_data): New method definition.
6452 (Arm_dynobj::attributes_section_data_): New data member declaration.
6453 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6454 initialization value of may_use_blx_ to false.
6455 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6456 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6457 object attributes to compute results instead of hard-coding.
6458 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6459 Target_arm::get_secondary_compatible_arch,
6460 Target_arm::set_secondary_compatible_arch
6461 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6462 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6463 New method declarations.
6464 (Target_arm::get_aeabi_object_attribute): New method definition.
6465 (Target_arm::attributes_section_data_): New data member declaration.
6466 (read_arm_attributes_section): New template definition.
6467 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6468 (Arm_dynobj::do_read_symbols): Ditto.
6469 (Target_arm::do_finalize_sections): Merge attributes sections from
6470 input. Check for BLX use after attributes section merging.
6471 Fix __exidx_start and __exidx_end visibility. Create an
6472 .ARM.attributes section if necessary.
6473 (Target_arm::get_secondary_compatible_arch,
6474 Target_arm::set_secondary_compatible_arch,
6475 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6476 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6477 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6478 New method definitions.
6480 2009-12-09 Ian Lance Taylor <iant@google.com>
6482 * plugin.cc (Plugin::load): Don't cast from void* to a function
6485 2009-12-09 Ian Lance Taylor <iant@google.com>
6487 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6490 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6492 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6493 Replace two_file_shared_1.so with two_file_shared_2.so.
6494 * testsuite/Makefile.in: Regenerated.
6496 2009-12-08 Doug Kwan <dougkwan@google.com>
6498 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6499 (HFILES): Add attributes.h and int_encoding.h.
6500 * Makefile.in: Regenerate.
6501 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6502 function definitions to int_encoding.cc
6503 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6504 prototypes to int_encoding.h
6505 * reduced_debug_output.cc (int_encoding.h): New include.
6506 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6507 function definitions to int_encoding.cc
6508 (insert_into_vector, read_from_pointer): Move template definitions to
6510 * attributes.cc: New file.
6511 * attributes.h: New file.
6512 * int_encoding.cc: New file.
6513 * int_encoding.h: New file.
6515 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6518 * incremental-dump.cc (dump_incremental_inputs): New.
6519 (main): Use dump_incremental_inputs.
6521 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6524 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6525 checking elfcpp::STT_FUNC.
6526 (Target_i386::Relocate::relocate): Likewise.
6527 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6529 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6530 symbols from shared libraries into normal FUNC symbols.
6532 * symtab.h (Symbol): Add is_func and use it.
6534 2009-12-05 Doug Kwan <dougkwan@google.com>
6536 * arm.cc (Target_arm::arm_info): Initialize new fields
6537 attributes_section and attributes_vendor.
6538 * i386.cc (Target_i386::i386_info): Same.
6539 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6540 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6541 fields attributes_section and attributes_vendor.
6542 * sparc.cc (Target_sparc::sparc_info): Same.
6543 * target.h (Target::attributes_section, Target::attributes_vendor,
6544 Target::is_attributes_section, Target::attribute_arg_type,
6545 Target::attributes_order): New method definitions.
6546 (Target::Target_info::attributes_section,
6547 Target::Target_info::attributes_vendor): New fields.
6548 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6549 virtual method definitions.
6550 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6551 attributes_section and attributes_vendor.
6552 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6554 2009-12-05 Doug Kwan <dougkwan@google.com>
6556 * arm.cc: Update comments about interworking and stub generation.
6557 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6558 considered as non-PIC.
6559 (Arm_relocate_functions::base_abs): Fix formatting.
6560 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6561 of function to use GOT entry address instead of offset.
6562 (Target_arm::Scan::global): Issue an error if a symbol would need a
6563 PLT does not get one because it is untyped. Remove code to create
6564 dynamic symbols for relative branches.
6565 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6566 takes unsigned integer instead of boolean.
6568 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6570 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6571 (two_file_test_LDADD): Likewise.
6572 (common_test_1_LDADD): Likewise.
6573 (exception_test_LDADD) Likewise.
6574 (weak_test_LDADD): Likewise.
6575 (many_sections_test_LDADD): Likewise.
6576 (initpri1_LDADD): Likewise.
6577 (script_test_1_LDADD): Likewise.
6578 (script_test_2_LDADD): Likewise.
6579 (justsyms_LDADD): Likewise.
6580 (binary_test_LDADD): Likewise.
6581 (large_LDADD): Likewise.
6582 * testsuite/Makefile.in: Regenerated.
6584 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6586 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6587 (Symbol_table::override_with_special): Likewise.
6588 (Symbol_table::add_from_object): Likewise.
6590 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6592 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6593 Don't set the data_offset twice.
6595 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6597 * testsuite/Makefile.in: Regenerate.
6599 2009-12-03 Doug Kwan <dougkwan@google.com>
6601 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6602 (Target_arm::do_finalize_sections): Add parameter for symbol table
6603 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6604 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6605 parameter for symbol table pointer.
6606 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6607 an additional parameter for a pointer to symbol table.
6608 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6609 parameter for a symbol table pointer.
6610 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6611 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6613 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6614 parameter for a symbol table pointer.
6616 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6618 * incremental.cc (Incremental_inputs_header)
6619 (Incremental_inputs_header_write, Incremental_inputs_entry)
6620 (Incremental_inputs_entry_write): Move ...
6621 * incremental.h (Incremental_inputs_header)
6622 (Incremental_inputs_header_write, Incremental_inputs_entry)
6623 (Incremental_inputs_entry_write): here.
6625 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6627 * incremental.cc (make_sized_incremental_binary): Set the target.
6628 Error if it is incompatible.
6629 * output.h (Output_file): Add filename method.
6631 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6633 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6634 from the get_* methods.
6636 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6638 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6639 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6640 Write 0 for the data_offset of scripts.
6642 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6644 * testsuite/Makefile.am: Add the incremental_test.sh test.
6645 * testsuite/incremental_test.sh: New.
6646 * testsuite/incremental_test_1.c: New.
6647 * testsuite/incremental_test_2.c: New.
6649 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6651 * incremental-dump.cc (main): Fix typos.
6653 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6656 * incremental-dump.cc (main): Use llu to print 64 bit values.
6658 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6659 H.J. Lu <hongjiu.lu@intel.com>
6661 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6663 (incremental_dump_LDADD): Likewise.
6664 * Makefile.in: Regenerated.
6666 2009-11-25 Doug Kwan <dougkwan@google.com>
6670 2009-11-25 Doug Kwan <dougkwan@google.com>
6672 * arm.cc (Target_arm::Target_arm): Move method definition
6673 outside of class definition. Add code to handle
6674 --target1-rel, --target1-abs and --target2= options.
6675 (Target_arm::get_reloc_reloc_type): Change method to be
6676 non-static and const.
6677 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6678 New data member declaration.
6679 (Target_arm::Scan::local, Target_arm::Scan::global,
6680 Target_arm::Relocate::relocate,
6681 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6682 Adjust call to Target_arm::get_real_reloc_type.
6683 (Target_arm::get_real_reloc_type): Use command line options
6684 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6685 * options.h (--target1-rel, --target1-abs, --target2): New
6688 2009-11-25 Doug Kwan <dougkwan@google.com>
6690 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6691 class definition. Add code to handle --target1-rel, --target1-abs
6692 and --target2= options.
6693 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6695 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6697 (Target_arm::Scan::local, Target_arm::Scan::global,
6698 Target_arm::Relocate::relocate,
6699 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6700 call to Target_arm::get_real_reloc_type.
6701 (Target_arm::get_real_reloc_type): Use command line options to
6702 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6703 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6706 2009-11-25 Doug Kwan <dougkwan@google.com>
6708 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6709 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6710 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6712 (Arm_relocate_functions::thm_call): Replace body with a call to
6713 Arm_relocate_functions::thumb_branch_common.
6714 (Arm_relocate_functions::thm_jump24,
6715 Arm_relocate_functions::thm_xpc22): New method definitions.
6716 (Arm_relocate_functions::thumb_branch_common): New method definition.
6717 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6719 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6720 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6722 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6724 * Makefile.am: Build incremental-dump
6725 * Makefile.in: Regenerate.
6726 * incremental-dump.cc: New.
6727 * incremental.cc (Incremental_inputs_header_data,
6728 Incremental_inputs_entry_data): Move to incremental.h
6729 * incremental.h: (Incremental_inputs_header_data,
6730 Incremental_inputs_entry_data): Move from incremental.cc
6732 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6734 * incremental.cc (Incremental_inputs_header,
6735 Incremental_inputs_header_write, Incremental_inputs_entry,
6736 Incremental_inputs_entry_write): Add a typedef with the data type.
6738 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6740 * incremental.cc (Incremental_inputs_header,
6741 Incremental_inputs_header_write, Incremental_inputs_entry,
6742 Incremental_inputs_entry_write): Update comment about which
6743 type has the filed descriptions.
6745 2009-11-15 Doug Kwan <dougkwan@google.com>
6747 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6748 (Arm_relocate_functions::arm_branch_common): Change method defintion
6749 in class definition to a method declaration and update list of formal
6751 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6752 Arm_relocation_functions::jump24): Adjust call to
6753 Arm_relocate_functions::arm_branch_common. Update list of formal
6755 (Arm_relocate_functions::xpc25): New method definition.
6756 (Arm_relocate_functions::arm_branch_common): Move method defintion
6757 out from class definition. Use stubs for mode-switching and extending
6759 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6760 specially. Change code to enable use of stubs in ARM branches.
6762 2009-11-10 Doug Kwan <dougkwan@google.com>
6764 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6765 in method declaration.
6766 (Target_arm::relocate_stub): New method declaration.
6767 (Target_arm::default_target): Change to return a pointer instead of
6769 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6770 Target_arm::default_target.
6771 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6773 (Target_arm::relocate_section): Adjust view.
6774 (Target_arm::relocate_stub): New method definition.
6776 2009-11-10 Doug Kwan <dougkwan@google.com>
6778 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6780 * incremental.cc (open_incremental_binary): Initialized local
6781 variables to avoid warnings.
6782 * object.cc (make_elf_object): Ditto.
6783 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6786 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6789 * testsuite/plugin_test.c: Include "config.h".
6791 2009-11-09 Doug Kwan <dougkwan@google.com>
6793 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6794 (arm_symbol_value): Remove.
6795 (Arm_relocate_functions::arm_branch_common,
6796 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6797 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6798 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6799 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6800 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6801 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6802 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6803 Arm_relocate_functions::thm_mobw_abs_nc,
6804 Arm_relocate_functions::thm_mov_abs,
6805 Arm_relocate_functions::movw_prel_nc,
6806 Arm_relocate_functions::thm_movt_abs,
6807 Arm_relocate_functions::movt_prel,
6808 Arm_relocate_functions::thm_movw_prel_nc,
6809 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6810 (Target_arm::Relocate::relocate): Only decompose address into two
6811 parts if relocation type uses the thumb-bit and pass the actual
6812 bit instead of a flag indicating that the thumb-bit is used. Adjust
6813 calls to methods in Arm_relocate_functions for this change.
6815 2009-11-08 Ian Lance Taylor <iant@google.com>
6818 * reloc.cc: Instantiate
6819 Sized_relobj::initialize_input_to_output_maps and
6820 Sized_relobj:free_input_to_output_maps.
6822 2009-11-06 Ian Lance Taylor <iant@google.com>
6825 * defstd.cc (in_segment): Set only_if_ref true for "end".
6827 2009-11-06 Doug Kwan <dougkwan@google.com>
6829 * arm.cc (class Reloc_stub): Correct a comment.
6830 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6831 (Target_arm::scan_section_for_stubs): New method declaration.
6832 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6833 Change methods from private to protected.
6834 (Target_arm::do_may_relax): New method definition.
6835 (Target_arm::do_relax, Target_arm::group_sections,
6836 Target_arm::scan_reloc_for_stub,
6837 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6838 (Target_arm::arm_input_section_map_): New data member declaration.
6839 (Target_arm::scan_reloc_for_stub,
6840 Target_arm::scan_reloc_section_for_stubs,
6841 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6842 Target_arm::do_relax): New method definitions.
6844 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6846 * configure.ac: Check for (struct stat)::st_mtim
6847 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6848 * config.in: Regenerate.
6849 * configure: Regenerate.
6851 2009-11-05 Ian Lance Taylor <iant@google.com>
6854 * output.cc (Output_segment::add_output_section): Add missing
6857 2009-11-04 Ian Lance Taylor <iant@google.com>
6860 * object.h (class Object): Add is_needed and set_is_needed
6861 methods. Add is_needed_ field. Make bool fields into bitfields.
6862 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6863 defined in a dynamic object and referenced by a regular object,
6864 set is_needed for the dynamic object.
6865 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6866 if the file is marked with as_needed and it is not needed.
6868 2009-11-04 Ian Lance Taylor <iant@google.com>
6871 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6872 tags if data is discarded by linker script.
6873 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6874 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6875 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6876 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6878 2009-11-04 Ian Lance Taylor <iant@google.com>
6880 * layout.cc (Layout::get_output_section): Add is_interp and
6881 is_dynamic_linker_section parameters. Change all callers.
6882 (Layout::choose_output_section): Likewise.
6883 (Layout::make_output_section): Likewise.
6884 (Layout::add_output_section_data): Add is_dynamic_linker_section
6885 parameter. Change all callers.
6886 * layout.h (class Layout): Update declarations.
6887 * output.h (class Output_section): Add is_interp, set_is_interp,
6888 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6889 Add is_interp_, is_dynamic_linker_section_ fields. Change
6890 generate_code_fills_at_write_ to a bitfield.
6891 * output.cc (Output_section::Output_sections): Initialize new
6893 (Output_segment::add_output_section): Add do_sort parameter.
6896 2009-11-03 Ian Lance Taylor <iant@google.com>
6899 * options.h (class General_options): Add --warn-common.
6900 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6901 merging two common symbols.
6902 (Symbol_table::should_override): Handle --warn-common when merging
6903 a common symbol with a defined symbol. Use report_resolve_problem
6904 for multiple definitions.
6905 (Symbol_table::report_resolve_problem): New function.
6906 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6908 2009-11-03 Doug Kwan <dougkwan@google.com>
6910 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6912 (Target_arm::stub_factory): New method definition.
6913 (Target_arm::new_arm_input_section,
6914 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6915 Target_arm::reloc_uses_thumb_bit): New method declarations.
6916 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6917 New type definitions.
6918 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6919 member declarations.
6920 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6921 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6922 New method definitions.
6924 2009-11-03 Ian Lance Taylor <iant@google.com>
6926 * options.h (class General_options): Add --warn_constructors.
6928 2009-11-03 Ian Lance Taylor <iant@google.com>
6931 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6932 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6934 2009-11-03 Ian Lance Taylor <iant@google.com>
6937 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6938 --msgid-bugs-address.
6939 (install-pdf): New target.
6940 (install-data_yes): Look up one directory to find mkinstalldirs.
6942 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6944 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6947 2009-10-30 Doug Kwan <dougkwan@google.com>
6949 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6951 2009-10-30 Doug Kwan <dougkwan@google.com>
6953 * arm.cc (Stub_addend_reader): New struct template definition
6954 and partial specializations.
6955 (Stub_addend_reader::operator()): New method definition for a
6956 partially specialized template.
6958 2009-10-30 Doug Kwan <dougkwan@google.com>
6960 * arm.cc (Arm_relobj::processor_specific_flags): New method
6962 (Arm_relobj::do_read_symbols): New method declaration.
6963 (Arm_relobj::processor_specific_flags_): New data member declaration.
6964 (Arm_dynobj): New class definition.
6965 (Target_arm::do_finalize_sections): Add input_objects parameter.
6966 (Target_arm::do_adjust_elf_header): New method declaration.
6967 (Target_arm::are_eabi_versions_compatible,
6968 (Target_arm::merge_processor_specific_flags): New method declaration.
6969 (Target_arm::do_make_elf_object): New overloaded method definitions
6971 (Arm_relobj::do_read_symbols): New method definition.
6972 (Arm_dynobj::do_read_symbols): Ditto.
6973 (Target_arm::do_finalize_sections): Add input_objects parameters.
6974 Merge processor-specific flags from all input objects.
6975 (Target_arm::are_eabi_versions_compatible,
6976 Target_arm::merge_processor_specific_flags,
6977 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6978 New method definitions.
6979 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6980 Input_objects pointer type parameter.
6981 * layout.cc (Layout::finalize): Pass input objects to target's.
6982 finalize_sections function.
6983 * output.cc (Output_file_header::do_sized_write): Set ELF file
6984 header's processor-specific flags.
6985 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6986 Input_objects pointer type parameter.
6987 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6988 * target.h (Input_objects): New forward class declaration.
6989 (Target::processor_specific_flags,
6990 Target::are_processor_specific_flags_sect): New method definitions.
6991 (Target::finalize_sections): Add input_objects parameter.
6992 (Target::Target): Initialize processor_specific_flags_ and
6993 are_processor_specific_flags_set_.
6994 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6996 (Target::set_processor_specific_flags): New method definition.
6997 (Target::processor_specific_flags_,
6998 Target::are_processor_specific_flags_set_): New data member
7000 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7001 Input_objects pointer type parameter.
7003 2009-10-30 Doug Kwan <dougkwan@google.com>
7005 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7007 2009-10-28 Ian Lance Taylor <iant@google.com>
7009 * object.h (class Relobj): Drop options parameter from
7010 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7011 do_scan_relocs, do_relocate. Change all callers.
7012 (class Sized_relobj): Drop options parameters from
7013 do_gc_process_relocs, do_scan_relocs, do_relocate,
7014 do_relocate_sections, relocate_sections, emit_relocs_scan,
7015 emit_relocs_scan_reltype. Change all callers.
7016 (struct Relocate_info): Remove options field and all references to
7018 * reloc.h (class Read_relocs): Remove options constructor
7019 parameter and options_ field. Change all callers.
7020 (class Gc_process_relocs, class Scan_relocs): Likewise.
7021 (class Relocate_task): Likewise.
7022 * target-reloc.h (scan_relocs): Remove options parameter. Change
7024 (scan_relocatable_relocs): Likewise.
7025 * target.h (class Sized_target): Remove options parameter from
7026 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7028 * gc.h (gc_process_relocs): Remove options parameter. Change all
7030 * arm.cc: Update functions to remove options parameters.
7031 * i386.cc: Likewise.
7032 * powerpc.cc: Likewise.
7033 * sparc.cc: Likewise.
7034 * x86_64.cc: Likewise.
7035 * testsuite/testfile.cc: Likewise.
7037 2009-10-28 Doug Kwan <dougkwan@google.com>
7039 * arm.cc (Arm_relobj): New class definition.
7040 (Arm_relobj::scan_sections_for_stubs,
7041 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7042 New method definitions.
7044 2009-10-28 Cary Coutant <ccoutant@google.com>
7046 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7047 (Plugin::cleanup_done_): New member.
7048 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7049 (Plugin_manager::cleanup_done_): Remove.
7050 (Plugin_manager::add_input_file): Edit error message.
7051 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7052 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7054 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7056 * fileread.cc: (File_read::View::~View): Use the new
7057 data_ownership_ filed.
7058 (File_read::~File_read): Dispose the new whole_file_view_.
7059 (File_read::open): Mmap the whole file if needed.
7060 (File_read::open): Use whole_file_view_ instead of contents_.
7061 (File_read::find_view): Use whole_file_view_ if applicable.
7062 (File_read::do_read): Use whole_file_view_ instead of contents_.
7063 (File_read::make_view): Use whole_file_view_ instead of contents_,
7064 update File_read::View::View call.
7065 (File_read::find_or_make_view): Update File_read::View::View
7067 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7069 (File_read::View::Data_ownership): New enum.
7070 (File_read::View::View): Replace bool mapped_ with Data_ownership
7072 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7073 (File_read::View::data_ownership_): New field.
7074 (File_read::contents_): Remove (replaced by whole_file_view_).
7075 (File_read::whole_file_view_): New field.
7076 * options.h (class General_options): Add --keep-files-mapped.
7078 2009-10-27 Cary Coutant <ccoutant@google.com>
7080 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7081 * testsuite/Makefile.am (plugin_test_5): New test case.
7082 * testsuite/Makefile.in: Regenerate.
7084 2009-10-25 Doug Kwan <dougkwan@google.com>
7086 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7087 from private to protected to allow access by child class.
7088 (Sized_relobj::do_relocate_sections): New method declaration.
7089 (Sized_relobj::relocate_sections): Virtualize.
7090 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7091 Sized_relobj::relocate_sections. Instantiate template explicitly
7092 for different target sizes and endianity.
7094 2009-10-24 Doug Kwan <dougkwan@google.com>
7096 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7097 (Arm_input_section::as_arm_input_section): New method.
7098 (Arm_output_section): New class definition.
7099 (Arm_output_section::create_stub_group,
7100 Arm_output_section::group_sections): New method definitions.
7102 2009-10-22 Doug Kwan <dougkwan@google.com>
7104 * arm.cc (Arm_input_section): New class definition.
7105 (Arm_input_section::init, Arm_input_section:do_write,
7106 Arm_input_section::set_final_data_size,
7107 Arm_input_section::do_reset_address_and_file_offset): New method
7110 2009-10-21 Doug Kwan <dougkwan@google.com>
7112 * arm.cc (Stub_table, Arm_input_section): New forward class
7114 (Stub_table): New class defintion.
7115 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7116 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7117 New method definition.
7119 2009-10-21 Doug Kwan <dougkwan@google.com>
7121 * arm.cc: Update copyright comments.
7122 (Target_arm): New forward class template declaration.
7123 (Arm_address): New type.
7124 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7125 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7126 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7128 (Insn_template): Same.
7129 (DEF_STUBS): New macro.
7130 (Stub_type): New enum type.
7131 (Stub_template): New class definition.
7134 (Stub_factory): Same.
7135 (Target_arm::Target_arm): Initialize may_use_blx_ and
7136 should_force_pic_veneer_.
7137 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7138 Target_arm::should_force_pic_veneer,
7139 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7140 Target_arm::using_thumb_only, Target_arm:;default_target): New
7142 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7143 New data member declarations.
7144 (Insn_template::size, Insn_template::alignment): New method defintions.
7145 (Stub_template::Stub_template): New method definition.
7146 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7147 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7148 (Stub_factory::Stub_factory): New method definition.
7149 * gold.h (string_hash): New template.
7150 * output.h (Input_section_specifier::hash_value): Use
7152 (Input_section_specifier::string_hash): Remove.
7153 * stringpool.cc (Stringpool_template::string_hash): Use
7156 2009-10-20 Doug Kwan <dougkwan@google.com>
7158 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7159 symbols of relaxed input sections.
7160 * output.h (Output_section::find_relaxed_input_section): Make
7163 2009-10-16 Doug Kwan <dougkwan@google.com>
7165 * dynobj.cc (Versions::Versions): Initialize version_script_.
7166 Only insert base version symbol definition for a shared object
7167 if version script defines any version versions.
7168 (Versions::define_base_version): New method definition.
7169 (Versions::add_def): Check that base version is not needed.
7170 (Versions::add_need): Define base version lazily.
7171 * dynobj.h (Versions::define_base_version): New method declaration.
7172 (Versions::needs_base_version_): New data member declaration.
7173 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7174 (check_DATA): Add no_version_test.stdout.
7175 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7177 * testsuite/Makefile.in: Regenerate.
7178 * testsuite/no_version_test.c: New file.
7179 * testsuite/no_version_test.sh: Ditto.
7181 2009-10-16 Doug Kwan <dougkwan@google.com>
7183 * expression.cc (class Segment_start_expression): New class definition.
7184 (Segment_start_expression::value): New method definition.
7185 (script_exp_function_segment_start): Return a new
7186 Segment_start_expression.
7187 * gold/script-c.h (script_saw_segment_start_expression): New function
7189 * script-sections.cc (Script_sections::Script_sections): Initialize
7190 SAW_SEGMENT_START_EXPRESSION_ to false.
7191 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7192 and -Tbbs options to specify section addresses if given in
7193 command line and no SEGMENT_START expression is seen in a script.
7194 * script-sections.h (Script_sections::saw_segment_start_expression,
7195 Script_sections::set_saw_segment_start_expression): New method
7197 (Script_sections::saw_segment_start_expression_): New data member
7199 * script.cc (script_saw_segment_start_expression): New function.
7200 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7201 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7202 script_test_7.sh and script_test_8.sh.
7203 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7204 script_test_8.stdout.
7205 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7206 (script_test_6, script_test_6.stdout, script_test_7,
7207 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7208 * Makefile.in: Regenerate.
7209 * testsuite/script_test_6.sh: New file.
7210 * testsuite/script_test_6.t: Same.
7211 * testsuite/script_test_7.sh: Same.
7212 * testsuite/script_test_7.t: Same.
7213 * testsuite/script_test_8.sh: Same.
7215 2009-10-16 Doug Kwan <dougkwan@google.com>
7217 * output.cc (Output_segment::set_section_list_address): Cast
7218 expressions to unsigned long long type to avoid format warnings.
7220 2009-10-15 Ian Lance Taylor <iant@google.com>
7222 * script.cc (Script_options::add_symbol_assignment): Always add a
7223 dot assignment to script_sections_.
7224 * script-sections.cc (Script_sections::add_dot_assignment):
7225 Initialize if necessary.
7227 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7228 program headers with no load segment if there is a linker script.
7230 * layout.cc (Layout::set_segment_offsets): Align the file offset
7231 to the segment aligment for -N or -n with no load segment.
7232 * output.cc (Output_segment::add_output_section): Don't crash if
7233 the first section is a TLS section.
7234 (Output_segment::set_section_list_addresses): Print an error
7235 message if the address moves backward in a linker script.
7236 * script-sections.cc
7237 (Output_section_element_input::set_section_addresses): Don't
7238 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7239 (Orphan_output_section::set_section_addresses): Likewise.
7241 2009-10-15 Doug Kwan <dougkwan@google.com>
7243 * layout.cc (Layout::finish_dynamic_section): Generate tags
7244 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7245 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7246 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7248 2009-10-14 Ian Lance Taylor <iant@google.com>
7250 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7252 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7253 data_shdr fields of relinfo.
7254 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7255 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7256 R_386_TLS_LDO_32, adjust based on section flags.
7257 (Target_i386::Relocate::fix_up_ldo): Remove.
7259 2009-10-13 Ian Lance Taylor <iant@google.com>
7261 Add support for -pie.
7262 * options.h (class General_options): Add -pie and
7264 (General_options::output_is_position_independent): Test -pie.
7265 (General_options::output_is_executable): Return true if not shared
7266 and not relocatable.
7267 (General_options::output_is_pie): Remove.
7268 * options.cc (General_options::finalize): Reject incompatible uses
7270 * gold.cc (queue_middle_tasks): A -pie link is not static.
7271 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7272 * symtab.cc (Symbol::final_value_is_known): Return false if
7273 output_is_position_independent.
7274 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7275 output_is_position_independent.
7276 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7277 output_is_position_independent.
7278 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7279 output_is_position_independent.
7280 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7282 (basic_pie_test.o, basic_pie_test): New targets.
7283 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7284 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7285 (two_file_pie_test): New target.
7286 * testsuite/Makefile.in: Rebuild.
7287 * README: Remove note saying that -pie is not supported.
7289 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7291 * options.h (class General_options): Add -init and -fini.
7292 * layout.cc (Layout::finish_dynamic_section): Emit
7293 given init and fini functions.
7295 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7297 * gc.h (gc_process_relocs): Check if icf is enabled using new
7299 * gold.cc (queue_initial_tasks): Likewise.
7300 (queue_middle_tasks): Likewise.
7301 * object.cc (do_layout): Likewise.
7302 * symtab.cc (is_section_folded): Likewise.
7303 * main.cc (main): Likewise.
7304 * reloc.cc (Read_relocs::run): Likewise.
7305 (Sized_relobj::do_scan_relocs): Likewise.
7306 * icf.cc (is_function_ctor_or_dtor): New function.
7307 (Icf::find_identical_sections): Check if function is ctor or dtor when
7309 * options.h (General_options::icf): Change option to be an enum.
7310 (Icf_status): New enum.
7311 (icf_enabled): New method.
7312 (icf_safe_folding): New method.
7313 (set_icf_status): New method.
7314 (icf_status_): New variable.
7315 * (options.cc) (General_options::finalize): Set icf_status_.
7316 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7317 icf_test and icf_keep_unique_test to use the --icf enum flag.
7318 * testsuite/icf_safe_test.sh: New file.
7319 * testsuite/icf_safe_test.cc: New file.
7321 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7323 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7324 includes to gc.h and icf.h.
7325 * arm.cc: Include gc.h.
7326 * gold.cc: Likewise.
7327 * i386.cc: Likewise.
7328 * powerpc.cc: Likewise.
7329 * sparc.cc: Likewise.
7330 * x86_64.cc: Likewise.
7331 * gc.h: Include icf.h.
7333 2009-10-11 Ian Lance Taylor <iant@google.com>
7335 * plugin.cc: Include "gold.h" before other header files.
7337 2009-10-10 Chris Demetriou <cgd@google.com>
7339 * options.h (Input_file_argument::Input_file_type): New enum.
7340 (Input_file_argument::is_lib_): Replace with...
7341 (Input_file_argument::type_): New member.
7342 (Input_file_argument::Input_file_argument): Take Input_file_type
7343 'type' rather than boolean 'is_lib' as second argument.
7344 (Input_file_argument::is_lib): Use type_.
7345 (Input_file_argument::is_searched_file): New function.
7346 (Input_file_argument::may_need_search): Handle is_searched_file.
7347 * options.cc (General_options::parse_library): Support -l:filename.
7348 (General_options::parse_just_symbols): Update for Input_file_argument
7350 (Command_line::process): Likewise.
7351 * archive.cc (Archive::get_file_and_offset): Likewise.
7352 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7353 * script.cc (read_script_file, script_add_file): Likewise.
7354 * fileread.cc (Input_file::Input_file): Likewise.
7355 (Input_file::will_search_for): Handle is_searched_file.
7356 (Input_file::open): Likewise.
7357 * readsyms.cc (Read_symbols::get_name): Likewise.
7358 * testsuite/Makefile.am (searched_file_test): New test.
7359 * testsuite/Makefile.in: Regenerate.
7360 * testsuite/searched_file_test.cc: New file.
7361 * testsuite/searched_file_test_lib.cc: New file.
7363 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7364 Ian Lance Taylor <iant@google.com>
7366 * descriptor.cc: Include <cstdio> and "binary-io.h".
7367 (Descriptors::open): Open the files in binary mode always.
7368 * script.cc (Lex::get_token): Treat \r as whitespace.
7370 2009-10-09 Ian Lance Taylor <iant@google.com>
7372 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7374 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7375 Ian Lance Taylor <iant@google.com>
7377 * configure.ac: Check for readv function also.
7378 * fileread.cc (readv): Define if not HAVE_READV.
7379 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7381 * config.in: Regenerate.
7382 * configure: Regenerate.
7384 2009-10-09 Doug Kwan <dougkwan@google.com>
7386 * layout.cc (Layout::make_output_section): Call target hook to make
7387 ordinary output section.
7388 (Layout::finalize): Adjust parameter list of call the
7389 Target::may_relax().
7390 * layout.h (class Layout::section_list): New method.
7391 * merge.h (Output_merge_base::entsize): Change visibility to public.
7392 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7394 (Output_merge_string::do_is_string): New method.
7395 * object.cc (Sized_relobj::do_setup): renamed from
7396 Sized_relobj::set_up.
7397 * object.h (Sized_relobj::adjust_shndx,
7398 Sized_relobj::initializ_input_to_output_maps,
7399 Sized_relobj::free_input_to_output_maps): Change visibilities to
7401 (Sized_relobj::setup): Virtualize.
7402 (Sized_relobj::do_setup): New method declaration.
7403 (Sized_relobj::invalidate_section_offset,
7404 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7405 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7406 * options.cc (parse_int): New function.
7407 * options.h (parse_int): New declaration.
7408 (DEFINE_int): New macro.
7409 (stub_group_size): New option.
7410 * output.cc (Output_section::Output_section): Initialize memebers
7411 merge_section_map_, merge_section_by_properties_map_,
7412 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7413 (Output_section::add_input_section): Handled deferred code-fill
7414 generation and remove an old comment.
7415 (Output_section::add_relaxed_input_section): New method definition.
7416 (Output_section::add_merge_input_section): Use merge section by
7417 properties map to speed to search. Update merge section maps
7419 (Output_section::build_relaxation_map): New method definition.
7420 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7422 (Output_section::relax_input_section): Renamed to
7423 Output_section::convert_input_sections_to_relaxed_sections and change
7424 interface to take a vector of pointers to relaxed sections.
7425 (Output_section::find_merge_section,
7426 Output_section::find_relaxed_input_section): New method definitions.
7427 (Output_section::is_input_address_mapped,
7428 Output_section::output_offset, Output_section::output_address):
7429 Use output section data maps to speed up searching.
7430 (Output_section::find_starting_output_address): Add comments.
7431 (Output_section::do_write,
7432 Output_section::write_to_postprocessing_buffer): Do code-fill
7433 generation as appropriate.
7434 (Output_section::get_input_sections): Invalidate relaxed input section
7436 (Output_section::restore_states): Adjust type of checkpoint .
7437 Invalidate relaxed input section map.
7438 * output.h (Output_merge_base): New class declaration.
7439 (Input_section_specifier): New class defintion.
7440 (class Output_relaxed_input_section) Change base class to
7441 Output_section_data_build.
7442 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7443 base class initializer.
7444 (Output_section::add_relaxed_input_section): New method declaration.
7445 (Output_section::Input_section): Change visibility to protected.
7446 (Output_section::Input_section::relobj,
7447 Output_section::Input_section::shndx): Handle relaxed input sections.
7448 Output_section::input_sections) Change visibility to protected. Also
7449 define overload to return a non-const pointer.
7450 (Output_section::Merge_section_properties): New class defintion.
7451 (Output_section::Merge_section_by_properties_map,
7452 Output_section::Output_section_data_by_input_section_map,
7453 Output_section::Relaxation_map): New types.
7454 (Output_section::relax_input_section): Rename method to
7455 Output_section::convert_input_sections_to_relaxed_sections and change
7456 interface to take a vector of relaxed section pointers.
7457 (Output_section::find_merge_section,
7458 Output_section::find_relaxed_input_section,
7459 Output_section::build_relaxation_map,
7460 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7461 New method declarations.
7462 (Output_section::merge_section_map_
7463 Output_section::merge_section_by_properties_map_,
7464 Output_section::relaxed_input_section_map_,
7465 Output_section::is_relaxed_input_section_map_valid_,
7466 Output_section::generate_code_fills_at_write_): New data members.
7467 * script-sections.cc
7468 (Output_section_element_input::set_section_addresses): Call
7469 current_data_size and addralign methods of relaxed input sections.
7470 (Orphan_output_section::set_section_addresses): Call current_data_size
7471 and addralign methods of relaxed input sections.
7472 * symtab.cc (Symbol_table::compute_final_value): Extract template
7473 from the body of Symbol_table::sized_finalize_symbol.
7474 (Symbol_table::sized_finalized_symbol): Call
7475 Symbol_table::compute_final_value.
7476 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7477 (Symbol_table::compute_final_value): New templated method declaration.
7478 * target.cc (Target::do_make_output_section): New method defintion.
7479 * target.h (Target::make_output_section): New method declaration.
7480 (Target::relax): Add more parameters for input objects, symbol table
7481 and layout. Adjust call to do_relax.
7482 (Target::do_make_output_section): New method declaration.
7483 (Target::do_relax): Add parameters for input objects, symbol table
7486 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7488 * pread.c: Include stdio.h.
7490 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7492 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7495 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7497 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7498 Change read_shndx type to unsigned int.
7499 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7501 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7502 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7503 Change read_shndx type to unsigned int.
7504 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7506 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7507 * layout.cc (Layout::create_symtab_sections): Cast the result of
7508 local_symcount * symsize to off_t in the gold_assert.
7510 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7512 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7513 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7515 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7516 (Arm_relocate_functions::thm_abs5): New function.
7517 (Arm_relocate_functions::abs12): New function.
7518 (Arm_relocate_functions::abs16): New function.
7519 (Arm_relocate_functions::base_abs): New function.
7520 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7521 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7522 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7524 (Scan::global): Likewise.
7525 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7526 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7527 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7528 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7531 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7533 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7534 (Arm_relocate_functions::movt_prel): New function.
7535 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7536 (Arm_relocate_functions::thm_movt_prel): New function.
7537 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7538 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7539 (Scan::global, Relocate::relocate): Likewise.
7540 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7542 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7544 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7545 Incremental_checker.
7546 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7548 (class Incremental_inputs_header): New class.
7549 (Incremental_inputs_header_writer): Edit comment.
7550 (Incremental_inputs_entry): New class.
7551 (Incremental_inputs_entry_writer): Edit comment.
7552 (Sized_incremental_binary::do_find_incremental_inputs_section):
7553 Add *strtab_shndx parameter, fill it.
7554 (Sized_incremental_binary::do_check_inputs): New method.
7555 (Incremental_checker::can_incrementally_link_output_file): Use
7556 Sized_incremental_binary::check_inputs.
7557 (Incremental_inputs::report_command_line): Save command line in
7560 (Incremental_binary::find_incremental_inputs_section): New
7562 (Incremental_binary::do_find_incremental_inputs_section): Add
7563 strtab_shndx parameter.
7564 (Incremental_binary::do_check_inputs): New pure virtual method.
7565 (Sized_incremental_binary::do_check_inputs): Declare.
7566 (Incremental_checker::Incremental_checker): Add incremental_inputs
7567 parameter, use it to initialize incremental_inputs_.
7568 (Incremental_checker::incremental_inputs_): New field.
7569 (Incremental_checker::command_line): New method.
7570 (Incremental_checker::inputs): New method.
7571 (Incremental_checker::command_line_): New field.
7573 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7575 * incremental.cc: Include <cstdarg> and "target-select.h".
7576 (vexplain_no_incremental): New function.
7577 (explain_no_incremental): New function.
7578 (Incremental_binary::error): New method.
7579 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7581 (make_sized_incremental_binary): New function.
7582 (open_incremental_binary): New function.
7583 (can_incrementally_link_file): Add checks if output is ELF and has
7585 * incremental.h: Include "elfcpp_file.h" and "output.h".
7586 (Incremental_binary): New class.
7587 (Sized_incremental_binary): New class.
7588 (open_incremental_binary): Declare.
7589 * object.cc (is_elf_object): Use
7590 elfcpp::Elf_recognizer::is_elf_file.
7591 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7592 * output.h (Output_file::filesize): New method.
7594 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7596 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7598 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7599 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7601 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7603 (Arm_relocate_functions::movw_abs_nc): New function.
7604 (Arm_relocate_functions::movt_abs): New function.
7605 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7606 (Arm_relocate_functions::thm_movt_abs): New function.
7607 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7608 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7609 (Scan::global): Likewise.
7610 (Relocate::relocate): Likewise.
7611 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7613 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7615 * arm.cc (Arm_relocate_functions::got_prel) New function.
7616 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7617 (Relocate::relocate): Likewise.
7618 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7620 2009-10-06 Ian Lance Taylor <iant@google.com>
7622 * options.h (class General_options): Define
7623 split_stack_adjust_size parameter.
7624 * object.h (class Object): Add uses_split_stack_ and
7625 has_no_split_stack_ fields. Add uses_split_stack and
7626 has_no_split_stack accessor functions. Declare
7627 handle_split_stack_section.
7628 (class Reloc_symbol_changes): Define.
7629 (class Sized_relobj): Define Function_offsets. Declare
7630 split_stack_adjust, split_stack_adjust_reltype, and
7632 * object.cc (Object::handle_split_stack_section): New function.
7633 (Sized_relobj::do_layout): Call handle_split_stack_section.
7634 * dynobj.cc (Sized_dynobj::do_layout): Call
7635 handle_split_stack_section.
7636 * reloc.cc (Sized_relobj::relocate_sections): Call
7637 split_stack_adjust for executable sections in split_stack
7638 objects. Pass reloc_map to relocate_section.
7639 (Sized_relobj::split_stack_adjust): New function.
7640 (Sized_relobj::split_stack_adjust_reltype): New function.
7641 (Sized_relobj::find_functions): New function.
7642 * target-reloc.h: Include "object.h".
7643 (relocate_section): Add reloc_symbol_changes parameter. Change
7645 * target.h (class Target): Add calls_non_split method. Declare
7646 do_calls_non_split virtual method. Declare match_view and
7648 * target.cc: Include "elfcpp.h".
7649 (Target::do_calls_non_split): New function.
7650 (Target::match_view): New function.
7651 (Target::set_view_to_nop): New function.
7652 * gold.cc (queue_middle_tasks): Give an error if mixing
7653 split-stack and non-split-stack objects with -r.
7654 * i386.cc (Target_i386::relocate_section): Add
7655 reloc_symbol_changes parameter.
7656 (Target_i386::do_calls_non_split): New function.
7657 * x86_64.cc (Target_x86_64::relocate_section): Add
7658 reloc_symbol_changes parameter.
7659 (Target_x86_64::do_calls_non_split): New function.
7660 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7662 * powerpc.cc (Target_powerpc::relocate_section): Add
7663 reloc_symbol_changes parameter.
7664 * sparc.cc (Target_sparc::relocate_section): Add
7665 reloc_symbol_changes parameter.
7666 * configure.ac: Call AM_CONDITIONAL for the default target.
7667 * configure: Rebuild.
7668 * testsuite/Makefile.am (TEST_AS): New variable.
7669 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7670 (check_DATA): Add split_i386 and split_x86_64 files.
7671 (SPLIT_DEFSYMS): Define.
7672 (split_i386_[1234n].o): New targets.
7673 (split_i386_[124]): New targets.
7674 (split_i386_[1234r].stdout): New targets.
7675 (split_x86_64_[1234n].o): New targets.
7676 (split_x86_64_[124]): New targets.
7677 (split_x86_64_[1234r].stdout): New targets.
7678 (MOSTLYCLEANFILES): Add new executables.
7679 * testsuite/split_i386.sh: New file.
7680 * testsuite/split_x86_64.sh: New file.
7681 * testsuite/split_i386_1.s: New file.
7682 * testsuite/split_i386_2.s: New file.
7683 * testsuite/split_i386_3.s: New file.
7684 * testsuite/split_i386_4.s: New file.
7685 * testsuite/split_i386_n.s: New file.
7686 * testsuite/split_x86_64_1.s: New file.
7687 * testsuite/split_x86_64_2.s: New file.
7688 * testsuite/split_x86_64_3.s: New file.
7689 * testsuite/split_x86_64_4.s: New file.
7690 * testsuite/split_x86_64_n.s: New file.
7691 * testsuite/testfile.cc (Target_test): Update relocation_section
7693 * testsuite/Makefile.in: Rebuild.
7695 2009-10-06 Ian Lance Taylor <iant@google.com>
7697 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7698 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7699 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7700 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7701 the address on ldo_addrs_.
7702 (Target_i386::Relocate::fix_up_ldo): New function.
7704 2009-10-06 Rafael Espindola <espindola@google.com>
7706 * plugin.cc (add_input_library): New.
7707 (Plugin::load): Add add_input_library to tv.
7708 (Plugin_manager::add_input_file): Add the is_lib argument.
7709 (add_input_file): Update call to Plugin_manager::add_input_file.
7710 (add_input_library): New.
7711 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7713 2009-09-30 Doug Kwan <dougkwan@google.com>
7715 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7716 symbol and call Symbol::may_need_copy_reloc to determine if
7717 a copy reloc is needed.
7718 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7719 nocopyreloc is given in command line.
7720 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7721 given in command line.
7722 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7723 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7724 of the removed Target_i386::may_need_copy_reloc.
7725 * options.h (copyreloc): New option with default value false.
7726 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7727 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7728 instead of the removed Target_powerpc::may_need_copy_reloc.
7729 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7730 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7731 instead of the removed Target_sparc::may_need_copy_reloc.
7732 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7733 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7734 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7735 instead of the removed Target_x86_64::may_need_copy_reloc.
7737 2009-09-30 Ian Lance Taylor <iant@google.com>
7739 * object.h (class Object): Remove target_ field, and target,
7740 sized_target, and set_target methods.
7741 (Object::sized_target): Remove.
7742 (class Sized_relobj): Update declarations. Remove sized_target.
7743 * object.cc (Sized_relobj::setup): Remove target parameter.
7745 (Input_objects::add_object): Don't do anything with the target.
7746 (make_elf_sized_object): Add punconfigured parameter. Change all
7747 callers. Set or test parameter target.
7748 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7750 * parameters.cc (Parameters::set_target): Change parameter type to
7752 (Parameters::default_target): Remove.
7753 (set_parameters_target): Change parameter type to be non-const.
7754 (parameters_force_valid_target): New function.
7755 (parameters_clear_target): New function.
7756 * parameters.h (class Parameters): Update declarations. Remove
7757 default_target method. Add sized_target and clear_target
7758 methods. Change target_ to be non-const.
7759 (set_parameters_target): Update declaration.
7760 (parameters_force_valid_target): Declare.
7761 (parameters_clear_target): Declare.
7762 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7763 as NULL if we aren't searching.
7764 (Add_symbols::run): Don't check for compatible target.
7765 * fileread.cc (Input_file::open_binary): Call
7766 parameters_force_valid_target.
7767 * gold.cc (queue_middle_tasks): Likewise.
7768 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7769 set_target on object.
7770 * dynobj.h (class Sized_dynobj): Update declarations.
7771 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7772 make_elf_object returns NULL.
7773 (Archive::include_member): Don't check whether object target is
7775 * output.cc (Output_section::add_input_section): Get target from
7777 (Output_section::relax_input_section): Likewise.
7778 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7780 (Sized_relobj::do_scan_relocs): Likewise.
7781 (Sized_relobj::relocate_sections): Likewise.
7782 * resolve.cc (Symbol_table::resolve): Likewise.
7783 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7784 parameter. Change all callers.
7785 (Symbol_table::add_from_object): Get target from parameters.
7786 (Symbol_table::add_from_relobj): Don't check object target.
7787 (Symbol_table::add_from_dynobj): Likewise.
7788 (Symbol_table::define_special_symbol): Get target from
7790 * symtab.h (class Symbol_table): Update declaration.
7791 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7792 parameter. Change all callers. Clear parameter target.
7793 (Binary_test): Test target here.
7794 * testsuite/object_unittest.cc (gold_testsuite): Remove
7795 target_test_pointer parameter. Change all callers.
7796 (Object_test): Test target here.
7798 2009-09-26 Ian Lance Taylor <iant@google.com>
7800 * testsuite/initpri1.c: Don't try to use constructor priorities if
7801 compiling with gcc before 4.3.
7803 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7805 * testsuite/retain_symbols_file_test.sh (check_present): Change
7806 output file name to retain_symbols_file_test.stdout.
7807 (check_absent): Likewise.
7809 2009-09-18 Craig Silverstein <csilvers@google.com>
7811 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7812 * options.cc: Include <cerrno> and <fstream>.
7813 (General_options::finalize): Parse -retain-symbols-file tag.
7814 * options.h: New flag.
7815 (General_options): New method should_retain_symbol, new
7816 variable symbols_to_retain.
7817 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7818 should_retain_symbol map.
7819 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7820 * testsuite/Makefile.in: Regenerate.
7821 * testsuite/retain_symbols_file_test.sh: New file.
7823 2009-09-18 Nick Clifton <nickc@redhat.com>
7825 * po/es.po: Updated Spanish translation.
7827 2009-09-17 Doug Kwan <dougkwan@google.com>
7829 * debug.h (DEBUG_RELAXATION): New constant.
7830 (DEBUG_ALL): Add DEBUG_RELAXATION.
7831 (debug_string_to_enum): Add relaxation debug option.
7833 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7834 Layout::Relaxation_debug_check::read_sections,
7835 Layout::Relaxation_debug_check::read_sections): New method definitions.
7836 (Layout::Layout): Initialize data members
7837 record_output_section_data_from_scrips_,
7838 script_output_section_data_list_ and relaxation_debug_check_.
7839 (Layout::save_segments, Layout::restore_segments,
7840 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7841 Layout::relaxation_loop_body): New method definitions.
7842 (Layout::finalize): Support relaxation. Move section layout code to
7843 Layout::relaxation_loop_body.
7844 (Layout::set_asection_address_from_script): Move code for orphan
7845 section placement out.
7846 (Layout::place_orphan_sections_in_script): New method definition.
7847 * layout.h (Output_segment_headers, Output_file_header):
7848 New forward class declarations.
7849 (Layout::~Layout): Define.
7850 (Layout::new_output_section_data_from_script): New method definition.
7851 (Layout::place_orphan_sections_in_script): New method declaration.
7852 (Layout::Segment_states): New type declaration.
7853 (Layout::save_segments, Layout::restore_segments,
7854 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7855 Layout::relaxation_loop_body): New method declarations.
7856 (Layout::Output_section_data_list): New type declaration.
7857 (Layout::Relaxation_debug_check): New class definition.
7858 (Layout::record_output_section_data_from_script_,
7859 Layout::script_output_section_data_list_, Layout::segment_states_,
7860 Layout::relaxation_debug_check_): New data members.
7861 * output.cc: (Output_section_headers::do_size): New method definition.
7862 (Output_section_headers::Output_section_headers): Move size
7863 computation to Output_section_headers::do_size.
7864 (Output_segment_headers::do_size): New method definition.
7865 (Output_file_header::Output_file_header): Move size computation to
7866 Output_file_header::do_size and call it.
7867 (Output_file_header::do_size): New method definition.
7868 (Output_data_group::Output_data_group): Adjust call to
7869 Output_section_data.
7870 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7871 (Output_symtab_xindex::do_write): Add array bound check.
7872 (Output_section::Input_section::print_to_mapfile): Handle
7873 RELAXED_INPUT_SECTION_CODE.
7874 (Output_section::Output_section): Initialize data member checkpoint_.
7875 (Output_section::~Output_section): Delete checkpoint object pointed
7877 (Output_section::add_input_section): Always add an Input_section if
7879 (Output_section::add_merge_input_section): Add assert.
7880 (Output_section::relax_input_section): New method definition.
7881 (Output_section::set_final_data_size): Set load address to zero for
7882 an unallocated section.
7883 (Output_section::do_address_and_file_offset_have_reset_values):
7884 New method definition.
7885 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7886 Handle relaxed input section.
7887 (Output_section::sort_attached_input_sections): Checkpoint input
7888 section list lazily.
7889 (Output_section::get_input_sections): Change type of input_sections to
7890 list of Simple_input_section pointers. Checkpoint input section list
7891 lazily. Also handle relaxed input sections.
7892 (Output_section::add_input_section_for_script): Take a reference to
7893 a Simple_input_section object instead of Relobj pointer and section
7894 index as parameter. Handle relaxed input sections.
7895 (Output_section::save_states, Output_section::restore_states): New
7897 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7898 (Output_data::is_data_size_fixed): New method definition.
7899 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7901 (Output_data::address_and_file_offset_have_reset_values): New method
7903 (Output_data::do_address_and_file_offset_have_reset_values): New method
7905 (Output_data::set_data_size): Check that data size is not fixed.
7906 (Output_data::fix_data_size): New method definition.
7907 (Output_data::is_data_size_fixed_): New data member.
7908 (Output_section_headers::set_final_data_size): New method definition.
7909 (Output_section_headers::do_size): New method declaration.
7910 (Output_segment_headers::set_final_data_size): New method definition.
7911 (Output_segment_headers::do_size): New method declaration.
7912 (Output_file_header::set_final_data_size)::New method definition.
7913 (Output_file_header::do_size)::New method declaration.
7914 (Output_section_data::Output_section_data): Add new parameter
7915 is_data_size_fixed and use it to fix data size.
7916 (Output_data_const::Output_data_const): Adjust call to base class
7917 constructor and fix data size.
7918 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7919 base class constructor and fix data size.
7920 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7921 base class constructor and fix data size.
7922 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7923 class constructor and fix data size.
7924 (Output_data_group::set_final_data_size): New method definition.
7925 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7926 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7927 class constructor and fix data size.
7928 (Output_relaxed_input_section): New class definition.
7929 (Output_section::Simple_input_section): New class definition.
7930 (Output_section::get_input_sections): Adjust parameter list.
7931 (Output_section::add_input_section_for_script): Same.
7932 (Output_section::save_states, Output_section::restore_states,
7933 Output_section::do_address_and_file_offset_have_reset_values,
7934 (Output_section::Input_section::Input_section): Handle
7935 RELAXED_INPUT_SECTION_CODE. Add new overload for
7936 Output_relaxed_input_section.
7937 (Output_section::Input_section::is_input_section,
7938 Output_section::Input_section::set_output_section): Handle relaxed
7940 (Output_section::Input_section::is_relaxed_input_section,
7941 Output_section::Input_section::output_section_data,
7942 Output_section::Input_section::relaxed_input_section): New method
7944 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7946 (Output_section::Input_section::u1_): Update comments.
7947 (Output_section::Input_section::u2_): Add new union member poris.
7948 (Output_section::Checkpoint_output_section): New classs definition.
7949 (Output_section::relax_input_section): New method declaration.
7950 (Output_section::checkpoint_): New data member.
7951 (Output_segment): Update comments.
7952 (Output_segment::Output_segment): Un-privatize copy constructor.
7953 (Output_segment::operator=): Un-privatize.
7954 * script-sections.cc (Output_section_element::Input_section_list):
7955 Change element type to Output_section::Simple_input_section.
7956 (Output_section_element_dot_assignment::set_section_addresses):
7957 Register output section data for relaxation clean up.
7958 (Output_data_exression::Output_data_expression): Adjust call to base
7959 constructor to fix data size.
7960 (Output_section_element_data::set_section_addresses): Register
7961 Output_data_expression object for relaxation clean up.
7962 (struct Input_section_info): Replace Relobj pointer and section index
7963 pair with Output_section::Simple_input_section and Convert struct to a
7965 (Input_section_sorter::operator()): Adjust access to
7966 Input_section_info data member to use accessors.
7967 (Output_section_element_input::set_section_addresses): Use layout
7968 parameter. Adjust code to use Output_section::Simple_input_section
7969 and Input_secction_info classes. Register filler for relaxation
7971 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7972 and section index pair with Output_section::Simple_input_section
7973 class. Adjust code accordingly.
7974 (Phdrs_element::release_segment): New method definition.
7975 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7977 (Script_sections::release_segments): New method definition.
7978 * gold/script-sections.h (Script_sections::release_segments): New
7980 * gold/target.h (Target::may_relax, Target::relax,
7981 Target::do_may_relax, Target::do_relax): New method definitions.
7983 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7985 * arm.cc (has_signed_unsigned_overflow): New function.
7986 (Arm_relocate_functions::abs8): New function.
7987 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7988 (Target_arm::Scan::global): Likewise.
7989 (Target_arm::relocate::relocate): Likewise.
7990 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7993 2009-09-16 Cary Coutant <ccoutant@google.com>
7995 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7996 * testsuite/Makefile.in: Regenerate.
7998 2009-09-11 Nick Clifton <nickc@redhat.com>
8000 * po/gold.pot: Updated by the Translation project.
8002 2009-09-08 Cary Coutant <ccoutant@google.com>
8004 * output.cc (Output_file::open): Add execute permission to empty file.
8005 * testsuite/Makefile.am (permission_test): New test.
8006 * testsuite/Makefile.in: Regenerate.
8008 2009-09-02 Ian Lance Taylor <iant@google.com>
8010 * output.cc (Output_file::resize): Call map_no_anonymous rather
8013 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8015 * gold.cc: Include "incremental.h".
8016 (queue_initial_tasks): Call Incremental_checker methods.
8017 * incremental.cc: Include "output.h".
8018 (Incremental_checker::can_incrementally_link_output_file): New
8020 * incremental.h (Incremental_checker): New class.
8022 * output.cc (Output_file::open_for_modification): New method.
8023 (Output_file::map_anonymous): Changed return type to bool. Record
8025 (Output_file::map_no_anonymous): New method, broken out of map.
8026 (Output_file::map): Use map_no_anonymous and map_anonymous.
8027 * output.h (class Output_file): Update declarations.
8029 2009-08-24 Cary Coutant <ccoutant@google.com>
8031 * options.h (Command_line::Pre_options): New class.
8032 (Command_line::pre_options): New member.
8033 * options.cc (gold::options::ready_to_register): New variable.
8034 (One_option::register_option): Do nothing if not registering options.
8035 Assert if same short option registered twice.
8036 (General_options::General_options): Turn off option registration when
8038 (Command_line::Pre_options::Pre_options): New constructor.
8040 2009-08-24 Cary Coutant <ccoutant@google.com>
8042 * options.h (General_options::no_keep_memory): Remove incorrect
8045 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8047 * Makefile.am (am__skiplex, am__skipyacc): New.
8048 * Makefile.in: Regenerate.
8050 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8052 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8053 (INCLUDES): ... this.
8054 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8055 (AM_CPPFLAGS): Renamed from ...
8056 (INCLUDE): ... this.
8057 * Makefile.in, testsuite/Makefile.in: Regenerate.
8059 * Makefile.in: Regenerate.
8060 * aclocal.m4: Likewise.
8061 * config.in: Likewise.
8062 * configure: Likewise.
8063 * testsuite/Makefile.in: Likewise.
8065 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8066 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8067 * Makefile.in: Regenerate.
8068 * testsuite/Makefile.in: Regenerate.
8070 2009-08-19 Cary Coutant <ccoutant@google.com>
8072 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8073 symbols in shared libraries overridden by hidden or internal symbols
8074 in the main program.
8076 2009-08-19 Chris Demetriou <cgd@google.com>
8078 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8079 checking source file names in error messages.
8081 2009-08-18 Doug Kwan <dougkwan@google.com>
8083 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8084 an elcpp::Ehdr as parameter. Adjust call to set_target.
8085 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8086 an elfcpp::Ehdr as parameter.
8087 * object.cc (Object::set_target): Remove the version that looks up
8088 a target and sets it.
8089 (Sized_relobj::setup): Take a Target object instead of
8090 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8091 (make_elf_sized_object): Find target and ask target to
8093 * object.h: (Object::set_target): Remove the version that looks up
8094 a target and sets it.
8095 (Sized_relobj::setup): Take a Target object instead of
8096 an elfcpp:Ehdr as parameter.
8097 * target.cc: Include dynobj.h.
8098 (Target::do_make_elf_object_implementation): New.
8099 (Target::do_make_elf_object): New.
8100 * target.h (Target::make_elf_object): New template declaration.
8101 (Target::do_make_elf_object): New method declarations.
8102 (Target::do_make_elf_object_implementation): New template declaration.
8104 2009-08-14 Ian Lance Taylor <iant@google.com>
8106 * gold.h (FUNCTION_NAME): Define.
8107 (gold_unreachable): Use FUNCTION_NAME.
8109 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8111 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8112 symbol in the --keep-unique list is not found.
8114 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8116 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8117 been maked as --keep-unique.
8118 (Icf::unfold_section): New function.
8119 * icf.h (Icf::unfold_section): New function.
8120 * options.h (General_options::keep_unique): New option.
8121 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8122 * testsuite/Makefile.in: Regenerate.
8123 * testsuite/icf_keep_unique_test.sh: New file.
8124 * testsuite/icf_keep_unique_test.cc: New file.
8126 2009-08-12 Cary Coutant <ccoutant@google.com>
8129 * resolve.cc (Symbol_table::resolve): Check for references from
8130 dynamic objects to hidden and internal symbols.
8131 * testsuite/Makefile.am (hidden_test.sh): New test.
8132 * testsuite/Makefile.in: Regenerate.
8133 * testsuite/hidden_test.sh: New script.
8134 * testsuite/hidden_test_1.c: New test source.
8135 * testsuite/hidden_test_main.c: New test source.
8137 2009-08-11 Doug Kwan <dougkwan@google.com>
8139 * arm.cc: Update comments.
8140 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8141 segment to locate the .ARM.exidx section if present.
8143 2009-08-09 Doug Kwan <dougkwan@google.com>
8145 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8148 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8149 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8152 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8154 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8155 valid tls_segment only for non-debug-section relocations.
8156 * testsuite/Makefile.am: Add gc_tls_test.
8157 * testsuite/Makefile.in: Regenerate.
8158 * testsuite/gc_tls_test.cc: New file.
8159 * testsuite/gc_tls_test.sh: New file.
8161 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8165 * Makefile.am (CCFILES): Add icf.cc.
8167 * Makefile.in: Regenerate.
8168 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8169 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8170 section, symbol and addend information for the relocs.
8171 * gold.cc (queue_middle_tasks): Call identical code folding.
8172 * gold.h: Add defines for multimap.
8173 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8174 to the call of finalize_local_symbols.
8175 * main.cc (main): Create object of class Icf.
8176 * object.cc (Sized_relobj::do_layout): Allow this function to be
8177 called twice during icf.
8178 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8179 to sections marked as identical by icf.
8180 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8182 (Sized_relobj::do_section_entsize): New function.
8183 * object.h (Object::section_entsize): New function.
8184 (Object::do_section_entsize): New pure virtual function.
8185 (Relobj::finalize_local_symbols): Add new parameter.
8186 (Relobj::do_section_entsize): New function.
8187 * options.h (General_options::icf): New option.
8188 (General_options::icf_iterations): New option.
8189 (General_options::print_icf_sections): New option.
8190 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8191 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8192 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8194 * symtab.cc (Symbol_table::is_section_folded): New function.
8195 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8196 to sections marked as identical by icf.
8197 * symtab.h (Symbol_table::set_icf): New function.
8198 (Symbol_table::icf): New function.
8199 (Symbol_table::is_section_folded): New function.
8200 (Symbol_table::icf_): New data member.
8201 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8202 * testsuite/Makefile.am: Add commands to build icf_test.
8203 * testsuite/Makefile.in: Regenerate.
8204 * testsuite/icf_test.sh: New file.
8205 * testsuite/icf_test.cc: New file.
8207 2009-07-24 Chris Demetriou <cgd@google.com>
8209 * layout.cc (is_compressible_debug_section): Fix incorrect
8210 comment about compressed section names.
8212 2009-07-20 Ian Lance Taylor <ian@airs.com>
8215 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8217 2009-07-16 Ian Lance Taylor <iant@google.com>
8220 * layout.h: #include <map>.
8221 (class Kept_section): Change from struct to class. Add accessors
8222 and setters. Add section size to Comdat_group mapping. Change
8223 Comdat_group to std::map. Add is_comdat_ field. Add
8224 linkonce_size field in union.
8225 (class Layout): Update declaration of find_or_add_kept_section.
8226 Don't declare find_kept_object.
8227 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8228 parameter. Add object, shndx, is_comdat, and is_group_name
8229 parameters. Change all callers. Adjust for new Kept_section.
8230 (Layout::find_kept_object): Remove.
8231 * object.cc (Sized_relobj::include_section_group): Update use of
8232 Kept_section. Rename secnum to shndx. Only record
8233 Kept_comdat_section if sections are the same size.
8234 (Sized_relobj::include_linkonce_section): Update use of
8235 Kept_section. Only record Kept_comdat_section if sections are the
8236 same size. Set size of linkonce section.
8237 (Sized_relobj::map_to_kept_section): Update call to
8238 get_kept_comdat_section.
8239 * object.h (class Sized_relobj): Rename fields in
8240 Kept_comdat_section to drop trailing underscores; change object
8241 field to Relobj*. Change Kept_comdat_section_table to store
8242 struct rather than pointer.
8243 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8244 Add kept_object and kept_shndx parameters. Change all callers.
8245 (Sized_relobj::get_kept_comdat_section): Change return type to
8246 bool. Add kept_object and kept_shndx parameters. Change all
8248 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8249 Layout::find_or_add_kept_section.
8251 2009-07-09 Ian Lance Taylor <iant@google.com>
8253 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8254 Reserve space in the hash table.
8256 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8258 * fileread.cc (File_read::get_mtime): New method.
8259 * fileread.h (Timespec): New structure.
8260 (File_read::get_mtime): New method.
8261 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8262 Renamed from timestamp_nsec.
8263 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8265 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8267 (Incremental_inputs::report_archive): Save mtime; style fix.
8268 (Incremental_inputs::report_obejct): Save mtime; style fix.
8269 (Incremental_inputs::report_script): Save mtime; style fix.
8270 (Incremental_inputs::finalize_inputs): Style fix.
8271 (Incremental_inputs::finalize): Style fix.
8272 (Incremental_inputs::create_input_section_data): Store inputs
8274 * incremental.h (Incremental_inputs::report_script): Add mtime
8276 (Incremental_inputs::Input_info::Input_info): Intialize only one
8278 (Incremental_inputs::Input_info::archive): Move to nameless
8280 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8281 (Incremental_inputs::Input_info::script): Move to nameless union.
8282 (Incremental_inputs::mtime): New field.
8283 * script.cc (read_input_script): Pass file mtime to
8285 * script.h (Script_info::inputs): Style fix.
8287 2009-07-01 Ian Lance Taylor <ian@airs.com>
8289 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8292 2009-06-24 Ian Lance Taylor <iant@google.com>
8295 * layout.cc (Layout::choose_output_section): If we find an
8296 existing section, update the flags.
8297 (Layout::create_notes): New function, broken out of
8299 (Layout::finalize): Don't create note sections.
8300 (Layout::create_note): Don't crash if linker script discards
8302 (Layout::create_gold_note): Likewise.
8303 (Layout::create_build_id): Likewise. Don't set
8304 after_input_sections on the section.
8305 (Layout::create_executable_stack_info): Remove target parameter.
8307 * layout.h (class Layout): Declare create_notes. Update
8308 declaration of create_executable_stack_info.
8309 * gold.cc (queue_middle_tasks): Call create_notes.
8310 * output.cc (Output_section::update_flags_for_input_section): Move
8311 here from output.h. If SHF_ALLOC flag is newly set, mark address
8313 * output.h (Output_data::mark_address_invalid): New function.
8314 (class Output_section): Only declare, not define,
8315 update_flags_for_input_section. Remove set_flags.
8317 2009-06-24 Ian Lance Taylor <iant@google.com>
8319 * script-sections.cc (Output_section_definition::
8320 set_section_addresses): Rename shadowing local load_address to
8323 2009-06-24 Ian Lance Taylor <iant@google.com>
8326 * reloc.cc (relocate_sections): Skip empty relocation sections.
8328 2009-06-23 Ian Lance Taylor <iant@google.com>
8331 * layout.cc (Layout::create_note): Use choose_output_section
8332 rather than make_output_section.
8334 2009-06-23 Ian Lance Taylor <iant@google.com>
8337 * options.cc (General_options::parse_V): Set printed_version_.
8338 (General_options::General_options): Initialize printed_version_.
8339 * options.h (class General_options): Add printed_version_ field.
8340 * gold.cc (queue_initial_tasks): If there are no input files,
8341 don't give a fatal error if we printed the version information.
8342 (queue_middle_tasks): If using -r with a shared object, give a
8343 fatal error rather than an ordinary error.
8345 2009-06-23 Ian Lance Taylor <iant@google.com>
8348 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8349 (Layout::make_output_section): Set have_stabstr_section_ if we see
8350 a .stab*str section.
8351 (Layout::finalize): Call link_stabs_sections.
8352 (Layout::link_stabs_sections): New file.
8353 * layout.h (class Layout): Add have_stabstr_section_ field.
8354 Declare link_stabs_sections.
8356 2009-06-23 Doug Kwan <dougkwan@google.com>
8358 * Makefile.am (libgold_a_LIBADD): New.
8359 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8360 * Makefile.in: Regenerate.
8361 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8362 * configure: Regenerate.
8363 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8364 * fileread.cc: Include sys/state.h
8365 * gold.h: Declare memmem and strndup if found missing.
8366 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8368 2009-06-23 Ian Lance Taylor <iant@google.com>
8370 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8371 * configure: Rebuild.
8373 2009-06-23 Ian Lance Taylor <iant@google.com>
8376 * object.cc (Object::section_contents): Don't try to get a view if
8377 the section has length zero.
8378 (Object::handle_gnu_warning_section): If the section is empty, use
8379 the name of the section as the warning.
8381 2009-06-23 Ian Lance Taylor <iant@google.com>
8384 * stringpool.h (class Stringpool_template): Add optimize_ field.
8385 (Stringpool_template::set_optimize): New function.
8386 * stringpool.cc (Stringpool_template::Stringpool_template):
8387 Initialize optimize_ field.
8388 (Stringpool_template::set_string_offsets): Test local optimize
8389 fild rather than parameter.
8390 * layout.cc (Layout::Layout): Call set_optimize on the section
8393 2009-06-22 Ian Lance Taylor <iant@google.com>
8396 * yyscript.y: Parse TARGET.
8397 * script.cc (script_set_target): New function.
8398 * script-c.h (script_set_target): Declare.
8399 * options.cc (General_options::string_to_object_format): Rename
8400 from string_to_object_format in anonymous namespace. Change
8402 * options.h (class General_options): Declare
8403 string_to_object_format.
8405 2009-06-22 Ian Lance Taylor <iant@google.com>
8407 * script-sections.cc (Script_sections::create_segments): Don't put
8408 program headers in a PT_LOAD segment if -n or -N.
8410 2009-06-22 Ian Lance Taylor <iant@google.com>
8413 * options.h (class General_options): Add -z lazy and -z now. Sort
8414 -z options into alphabetical order.
8415 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8417 2009-06-21 Ian Lance Taylor <iant@google.com>
8419 * layout.cc (Layout::make_output_section): Call
8420 Target::new_output_section.
8421 (Layout::attach_allocated_section_to_segment): Put large section
8422 sections in a separate load segment with the large segment flag
8424 (Layout::segment_precedes): Sort large data segments after other
8426 (align_file_offset): New static function.
8427 (Layout::set_segment_offsets): Use align_file_offset.
8428 * output.h (class Output_section): Add is_small_section_ and
8429 is_large_section_ fields.
8430 (Output_section::is_small_section): New function.
8431 (Output_section::set_is_small_section): New function.
8432 (Output_section::is_large_section): New function.
8433 (Output_section::set_is_large_section): New function.
8434 (Output_section::is_large_data_section): New function.
8435 (class Output_segment): Add is_large_data_segment_ field.
8436 (Output_segment::is_large_data_segment): New function.
8437 (Output_segment::set_is_large_data_segment): New function.
8438 * output.cc (Output_section::Output_section): Initialize new
8440 (Output_segment::Output_segment): Likewise.
8441 (Output_segment::add_output_section): Add assertion that large
8442 data sections always go in large data segments. Force small data
8443 sections to the end of the list of data sections. Force small BSS
8444 sections to the start of the list of BSS sections. For large BSS
8445 sections to the end of the list of BSS sections.
8446 * symtab.h (class Symbol): Declare is_common_shndx.
8447 (Symbol::is_defined): Check Symbol::is_common_shndx.
8448 (Symbol::is_common): Likewise.
8449 (class Symbol_table): Define enum Commons_section_type. Update
8450 declarations. Add small_commons_ and large_commons_ fields.
8451 * symtab.cc (Symbol::is_common_shndx): New function.
8452 (Symbol_table::Symbol_table): Initialize new fields.
8453 (Symbol_table::add_from_object): Put small and large common
8454 symbols in the right list.
8455 (Symbol_table::sized_finalized_symbol): Check
8456 Symbol::is_common_shndx.
8457 (Symbol_table::sized_write_globals): Likewise.
8458 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8459 common symbol lists. Don't call do_allocate_commons_list if the
8461 (Symbol_table::do_allocate_commons_list): Remove is_tls
8462 parameter. Add comons_section_type parameter. Change all
8463 callers. Handle small and large common symbols.
8464 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8465 Symbol::is_common_shndx.
8466 * resolve.cc (symbol_to_bits): Likewise.
8467 * target.h (Target::small_common_shndx): New function.
8468 (Target::small_common_section_flags): New function.
8469 (Target::large_common_shndx): New function.
8470 (Target::large_common_section_flags): New function.
8471 (Target::new_output_section): New function.
8472 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8473 small_common_section_flags, and large_common_section_flags
8475 (Target::do_new_output_section): New virtual function.
8476 * arm.cc (Target_arm::arm_info): Initialize new fields.
8477 * i386.cc (Target_i386::i386_info): Likewise.
8478 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8480 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8481 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8482 (Target_x86_64::do_new_output_section): New function.
8483 * configure.ac: Define conditional MCMODEL_MEDIUM.
8484 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8485 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8486 (large_LDFLAGS): Define.
8487 * testsuite/large.c: New file.
8488 * testsuite/testfile.cc (Target_test::test_target_info):
8489 Initialize new fields.
8490 * configure, testsuite/Makefile.in: Rebuild.
8492 2009-06-05 Doug Kwan <dougkwan@google.com>
8494 * Makefile.am (CCFILES): Add target.cc.
8495 * Makefile.in: Regenerate.
8496 * i386.cc (class Target_i386): Define new virtual method to
8497 override do_is_local_label_name in parent.
8498 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8499 local symbols if --discard-locals or -X is given.
8500 * options.h (class General_options): Declare new options
8501 '--discard-locals' and '-X' for discarding locals.
8502 * target.h (class Target): Define new methods is_local_label_name.
8503 Declare new virtual method do_is_local_label_name.
8504 * target.cc: New file.
8505 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8506 (check_SCRIPTS): Add discard_locals_test.sh.
8507 (check_DATA): Add discard_local_tests.syms.
8508 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8509 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8510 * testsuite/Makefile.in: Regenerate.
8511 * testsuite/discard_locals_test.c: New file.
8512 * testsuite/discard_locals_test.sh: Same.
8514 2009-06-05 Doug Kwan <dougkwan@google.com>
8516 * object.cc (Sized_relobj::Sized_relobj): Initialize
8517 discarded_eh_frame_shndx_ to -1U.
8518 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8520 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8521 a discarded .eh_frame section.
8522 (Sized_relobj::do_finalize_local_symbols): Ditto.
8523 * object.h (class Sized_relobj): Declare new member
8524 discarded_eh_frame_shndx_.
8525 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8526 (local_labels_test.o, local_labels_test): New rules.
8527 * testsuite/Makefile.in: Regenerate.
8529 2009-06-04 Doug Kwan <dougkwan@google.com>
8531 * layout.cc (Layout::section_name_mapping): Add mapping for
8532 special ARM sections.
8534 2009-06-03 Doug Kwan <dougkwan@google.com>
8536 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8537 (utils::has_overflow): Same.
8539 2009-06-03 Ian Lance Taylor <iant@google.com>
8541 * layout.cc (Layout::section_name_mapping): New array, replacing
8542 Layout::linkonce_mapping.
8543 (Layout::section_name_mapping_count): New variable, replacing
8544 Layout::linkonce_mapping_count.
8545 (Layout::linkonce_output_name): Remove.
8546 (Layout::output_section_name): Rewrite.
8547 * layout.h (class Layout): Rename Linkonce_mapping to
8548 Section_name_mapping, linkonce_mapping to section_name_mapping,
8549 linkonce_mapping_count to section_name_mapping_count. Don't
8550 declare linkonce_output_name.
8552 2009-06-03 Doug Kwan <dougkwan@google.com>
8554 * gold/arm.cc (namespace utils): New.
8555 (Target_arm::reloc_is_non_pic): Define new method.
8556 (class Arm_relocate_functions): New.
8557 (Target_arm::Relocate::relocate): Handle relocation types used by
8560 2009-06-03 Ian Lance Taylor <iant@google.com>
8562 * arm.cc (Target_arm::scan::global): Use || instead of |.
8564 2009-06-02 Doug Kwan <dougkwan@google.com>
8566 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8567 issued_non_pic_error_.
8568 (class Target_arm::Scan): Declare new method check_non_pic.
8569 Define new method symbol_needs_plt_entry.
8570 Declare new data member issued_non_pic_error_.
8571 (class Target_arm::Relocate): Declare new method
8572 should_apply_static_reloc.
8573 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8574 (Target_arm::Scan::check_non_pic): Define new method.
8575 (Target_arm::Scan::local): Handle a small subset of reloc types used
8577 (Target_arm::Scan::local): Same.
8578 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8580 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8582 * incremental.cc (Incremental_inputs::report_command_line): Filter
8583 out --incremental-* options.
8585 2009-05-29 Doug Kwan <dougkwan@google.com>
8587 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8589 (class Target_arm): Update comment.
8590 (Target_arm::Target_arm): Initialize new data members GOT_,
8591 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8592 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8593 and Target_arm::rel_dyn_section.
8594 Declare new_enum Target_arm::Got_type.
8595 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8597 Update commments for member do_dynsym_value.
8598 (Target_arm::got_size, Target_arm::plt_section,
8599 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8600 new methods inside class defintion.
8601 (Target_arm::got_section): Define new method.
8602 (Target_arm::rel_dyn_section): Same.
8603 (Output_data_plt_arm): New template class.
8604 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8605 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8606 (Output_data_plt_arm::add_entry): Same.
8607 (Output_data_plt_arm::first_plt_entry): Define new
8608 static data member for PLT instruction template.
8609 (Output_data_plt_arm::plt_entry): Same.
8610 (Output_data_plt_arm::do_write): Define new method.
8611 (Target_arm::make_plt_entry): Same.
8612 (Target_arm::do_finalize_sections): Same.
8613 (Target_arm::do_dynsym_value): Same.
8615 2009-05-28 Doug Kwan <dougkwan@google.com>
8617 * Makefile.am (TARGETSOURCES): Add arm.cc.
8618 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8619 * Makefile.in: Regenerate.
8621 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8623 2009-05-26 Doug Kwan <dougkwan@google.com>
8625 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8626 (General_options::check_excluded_libs): Strip off directories in
8627 archive name before matching like GNU ld does.
8628 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8629 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8630 (exclude_libs_test_LDFLAGS): Add linker option
8631 -Wl,--exclude-libs,libexclude_libs_test_3
8632 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8633 an explicit archive without using -l.
8634 (alt/libexclude_libs_test_3.a): New make rule.
8635 * testsuite/Makefile.in: Regenerate.
8636 * testsuite/exclude_libs_test.c : Declare lib3_default().
8638 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8639 * exclude_libs_test_3.c: New file.
8641 2009-05-26 Nick Clifton <nickc@redhat.com>
8643 * po/id.po: New Indonesian translation.
8644 * po/gold.pot: Updated template file.
8646 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8648 * testsuite/Makefile.am: Add -ffunction-sections to compile
8649 gc_comdat_test files. Add -Wl,--gc-sections to build
8651 * testsuite/Makefile.in: Regenerate.
8652 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8654 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8656 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8657 kept comdat section was garbage collected.
8658 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8659 * testsuite/Makefile.in: Regenerate.
8660 * testsuite/gc_comdat_test.sh: New file.
8661 * testsuite/gc_comdat_test_1.cc: New file.
8662 * testsuite/gc_comdat_test_2.cc: New file.
8664 2009-05-19 Doug Kwan <dougkwan@google.com>
8666 * archive.cc (Archive::Archive): Move constructor from archive.h
8667 to here. Initialize no_export_.
8668 (Archive::get_elf_object_for_member): Set no_export flag of object.
8669 * archive.h (Archive::Archive): Move constructor body to
8671 (Archive::no_export): New method.
8672 (Archive::no_export_): New field.
8673 * object.h (Object::Object): Initialize no_export_ to false.
8674 (Object::no_export, Object::set_no_export): New methods.
8675 (Object::no_export_): New field.
8676 * options.cc (General_options::parse_exclude_libs): New method.
8677 (General_options::check_excluded_libs) Same.
8678 * options.h (exclude_libs): New option.
8679 (General_options::check_excluded_libs): New method declaration.
8680 (General_options::excluded_libs_): New field.
8681 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8682 default or protected visibility if an object has no-export flag set.
8683 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8684 (check_SCRIPTS): Add exclude_libs_test.sh.
8685 (check_DATA): Add exclude_libs_test.syms.
8686 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8687 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8688 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8689 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8690 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8691 libexclude_libs_test_2.a): New rules.
8692 * testsuite/Makefile.in: Regenerate.
8693 * testsuite/exclude_libs_test.c: New file.
8694 * testsuite/exclude_libs_test.sh: Ditto.
8695 * testsuite/exclude_libs_test_1.c: Ditto.
8696 * testsuite/exclude_libs_test_2.c: Ditto.
8698 2009-05-15 Ian Lance Taylor <iant@google.com>
8700 * configure.ac: Check for declarations for cases where libiberty.h
8701 checks HAVE_DECL_xxx.
8702 * configure, config.in: Rebuild.
8704 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8706 * gold.h (Incremental_argument_list): Remove (invalid) forward
8708 * incremental.cc (Incremental_inputs::report_achive): New method.
8709 (Incremental_inputs::report_object): New method.
8710 (Incremental_inputs::report_script): New method.
8711 (Incremental_inputs::finalize_inputs): New method.
8712 (Incremental_inputs::finalize): Call finalize_inputs().
8713 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8714 Create inputs entries.
8715 * incremental.h (Incremental_input_type): New enum.
8716 (Incremental_inputs::Incremental_input): Initialize new fields.
8717 (Incremental_inputs::report_inputs): New method.
8718 (Incremental_inputs::report_achive): New method.
8719 (Incremental_inputs::report_object): New method.
8720 (Incremental_inputs::report_script): New method.
8721 (Incremental_inputs::finalize_inputs): New method.
8722 (Incremental_inputs::Input_info): New struct.
8723 (Incremental_inputs::Input_info_map): New typedef.
8724 (Incremental_inputs::lock_): New field.
8725 (Incremental_inputs::Inputs_): New field.
8726 (Incremental_inputs::Inputs_map): New field.
8727 * main.cc (main): Call Incremental_input::report_inputs.
8728 * options.h (Input_argument_list): Typedef moved from
8730 (Input_file_group::Files): Remove, use ::Input_argument_list.
8731 (Input_file_group::Input_argument_list): Remove, use
8732 ::Input_argument_list.
8733 * plugin.cc (Plugin_manager::add_input_file): Add error in
8735 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8737 * script.cc (read_input_script): Call
8738 Incremental_input::report_script.
8739 * script.h (Script_info): New class.
8741 2009-04-27 Ian Lance Taylor <iant@google.com>
8743 * x86_64.cc (do_adjust_output_section): Set entsize to
8746 2009-04-23 Elliott Hughes <enh@google.com>
8748 * output.cc (Output_file::close): After short writes, continue
8749 writing from the correct offset in the buffer being written.
8751 2009-04-23 Chris Demetriou <cgd@google.com>
8753 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8754 * configure: Regenerate.
8755 * config.in: Regenerate.
8756 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8757 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8759 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8761 * incremental.cc (Incremental_inputs_header_data): Renamed from
8762 Incremental_input_header_data.
8763 (Incremental_inputs_header_data::data_size): New field.
8764 (Incremental_inputs_header_data::put_input_file_count): Renamed
8765 from input_file_count.
8766 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8767 from command_line_offset.
8768 (Incremental_inputs_header_data::put_reserved): Renamed from
8770 (Incremental_inputs_entry_data): Renamed from
8771 Incremental_input_entry_data.
8772 (Incremental_inputs_entry_data::data_size): New field.
8773 (Incremental_inputs::report_command_line): New method.
8774 (Incremental_inputs::finalize): New method.
8775 (Incremental_inputs::create_incremental_inputs_data): New method.
8776 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8777 * incremental.h: New file.
8778 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8779 (Layout::finalize): Create incremental inputs section in
8781 (Layout::create_incremental_info_sections): New method.
8782 * layout.h (Layout::incremental_inputs): New method.
8783 (Layout::create_incremental_info_sections): New method.
8784 (Layout::incremental_inputs_): New field.
8785 * main.cc (main): Notify Incremental_input of the command line.
8787 2009-04-01 Ian Lance Taylor <iant@google.com>
8788 Mikolaj Zalewski <mikolajz@google.com>
8790 * gold.h (reserve_unordered_map): Define, three versions, one for
8791 each version of Unordered_map.
8792 * layout.cc (Layout::Layout): Remove options parameter. Add
8793 number_of_input_files parameter. Don't initialize options_.
8794 Initialize number_of_input_files_ and resized_signatures_. Move
8795 sections_are_attached_.
8796 (Layout::layout_group): Reserve space for group_signatures_.
8797 (Layout::find_or_add_kept_section): Change name parameter to be a
8798 reference. Resize signatures_ map when it gets large enough.
8799 (Layout::layout_eh_frame): Use parameters->options() instead of
8801 (Layout::make_output_section): Likewise.
8802 (Layout::attach_allocated_section_to_segment): Likewise.
8803 (Layout::finalize, Layout::create_executable_stack): Likewise.
8804 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8805 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8806 * layout.h (class Layout): Update declarations. Remove options_
8807 field. Add number_of_input_files_ and resized_signatures_
8808 fields. Move sections_are_attached_ field.
8809 * main.cc (main): Pass number of input files to Layout
8810 constructor. Don't pass options.
8812 2009-03-30 Ian Lance Taylor <iant@google.com>
8814 * ffsll.c (ffsll): Correct implementation.
8816 2009-03-27 Ian Lance Taylor <iant@google.com>
8818 * ffsll.c: New file.
8819 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8820 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8821 * ftruncate.c (ftruncate): Declare before definition.
8822 * mremap.c (mremap): Likewise.
8823 * pread.c (pread): Likewise.
8824 * configure, Makefile.in, config.in: Rebuild.
8826 * mremap.c: New file.
8827 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8828 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8829 (mremap): Declare if HAVE_MREMAP is not defined.
8830 * configure, Makefile.in, config.in: Rebuild.
8832 2009-03-27 Cary Coutant <ccoutant@google.com>
8834 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8835 position independent.
8836 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8837 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8839 2009-03-24 Cary Coutant <ccoutant@google.com>
8841 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8843 (needs_dynamic_reloc): Likewise.
8845 2009-03-24 Ian Lance Taylor <iant@google.com>
8847 * yyscript.y (file_cmd): Recognize EXTERN.
8848 (extern_name_list, extern_name_list_body): New nonterminals.
8849 * script.cc (script_add_extern): Define.
8850 * script-c.h (script_add_extern): Declare.
8852 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8854 * object.cc (is_elf_object): Define.
8855 * object.h (is_elf_object): Declare.
8856 * archive.cc (Archive::get_elf_object_for_member): Call
8858 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8860 2009-03-24 Elliott Hughes <enh@google.com>
8862 * output.cc (Output_file::map_anonymous): Define.
8863 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8864 try an anonymous one. Report the size if the mmap fails.
8865 * output.h (class Output_file): Declare map_anonymous.
8867 2009-03-24 Ian Lance Taylor <iant@google.com>
8869 * target-select.cc (instantiate_target): Don't acquire the lock if
8870 the instantiated_target_ field has already been set.
8872 2009-03-23 Ian Lance Taylor <iant@google.com>
8874 * gold-threads.h (class Initialize_lock): Define.
8875 * gold-threads.cc (class Initialize_lock_once): Define.
8876 (initialize_lock_control): New static variable.
8877 (initialize_lock_pointer): New static variable.
8878 (initialize_lock_once): New static function.
8879 (Initialize_lock::Initialize_lock): Define.
8880 (Initialize_lock::initialize): Define.
8881 * target-select.h: Include "gold-threads.h".
8882 (class Target_selector): Add lock_ and initialize_lock_ fields.
8883 Don't define instantiate_target, just declare it.
8884 * target-select.cc (Target_selector::Target_selector): Initialize
8886 (Target_selector::instantiate_target): Define.
8887 * descriptors.h: Include "gold-threads.h".
8888 (class Descriptors): Add initialize_lock_ field.
8889 * descriptors.cc (Descriptors::Descriptors): Initialize new
8891 (Descriptors::open): Use initialize_lock_ field
8892 * errors.h (class Errors): Add initialize_lock_ field.
8893 * errors.cc (Errors::Errors): Initialize new field.
8894 (Errors::initialize_lock): Use initialize_lock_ field.
8895 * powerpc.cc (class Target_selector_powerpc): Remove
8896 instantiated_target_ field. In do_recognize call
8897 instantiate_target rather than do_instantiate_target. In
8898 do_instantiate_target just allocate a new target.
8899 * sparc.cc (class Target_selector_sparc): Likewise.
8901 * freebsd.h: New file.
8902 * i386.cc: Include "freebsd.h".
8903 (Target_i386): Derive from Target_freebsd rather than
8905 (Target_selector_i386): Derive from Target_selector_freebsd rather
8906 than Target_selector.
8907 * x86_64.cc: Include "freebsd.h".
8908 (Target_x86_64): Derive from Target_freebsd rather than
8910 (Target_selector_x86_64): Derive from Target_selector_freebsd
8911 rather than Target_selector.
8912 * target.h (class Target): Add adjust_elf_header and
8913 do_adjust_elf_header.
8914 * output.cc (Output_file_header:: do_sized_write): Call target
8915 adjust_elf_header routine.
8916 * configure.tgt: Set targ_osabi.
8917 * configure.ac: Define GOLD_DEFAULT_OSABI.
8918 * parameters.cc (Parameters::default_target): Pass
8919 GOLD_DEFAULT_OSABI to select_target.
8920 * target-select.h (class Target_selector): Make instantiate_target
8921 protected rather than private.
8922 * Makefile.am (HFILES): Add freebsd.h.
8923 * configure, Makefile.in, config.in: Rebuild.
8925 * merge.cc (do_add_input_section): Correct pend value. Change
8926 message about last entry not being null terminated from error to
8929 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8931 * incremental.cc: New file.
8932 * Makefile.am (CCFILES): Add incremental.cc.
8933 * Makefile.in: Rebuild.
8935 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8937 * layout.cc (Layout::output_section_name): Preserve names
8938 of '.note.' sections.
8940 2009-03-19 Ian Lance Taylor <iant@google.com>
8942 * descriptors.cc (Descriptors::open): Check that the options are
8943 valid before using them.
8945 2009-03-18 Ian Lance Taylor <iant@google.com>
8947 * script-sections.h: Include <list>.
8948 (class Script_sections): Change Sections_elements from std::vector
8949 to std::list. Typedef public Elements_iterator. Add
8950 orphan_section_placement_, data_segment_align_start_, and
8951 saw_data_segment_align_ fields. Remove data_segment_align_index_
8953 * script-sections.cc (class Orphan_section_placement): New class.
8954 (class Sections_element): Add virtual functions is_relro and
8955 orphan_section_init. Remove virtual function place_orphan_here.
8956 (class Output_section_definition): Add is_relro and
8957 orphan_section_init. Remove place_orphan_here.
8958 (class Orphan_output_section): Likewise.
8959 (Script_sections::Script_sections): Update for field changes.
8960 (Script_sections::data_segment_align): Set saw_data_segment_align_
8961 and data_segment_align_start_, not data_segment_align_index.
8962 (Script_sections::data_segment_relro_end): Check
8963 saw_data_segment_align_. Use data_segment_align_start_ rather
8964 than data_segment_align_index_.
8965 (Script_sections::place_orphan): Rewrite to use
8966 Orphan_section_placement.
8968 2009-03-17 Ian Lance Taylor <iant@google.com>
8970 * archive.cc (Archive::add_symbols): Check for a version attached
8971 to the symbol name in the archive map.
8972 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8973 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8974 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8975 (ver_test_11.a): New target.
8976 * testsuite/Makefile.in: Rebuild.
8978 * configure.ac: Check for chsize and posix_fallocate. Replace
8980 * ftruncate.c: New file, from gnulib.
8981 * output.cc (posix_fallocate): Define dummy version if not
8982 HAVE_POSIX_FALLOCATE.
8983 (Output_file::map): Call posix_fallocate rather than lseek and
8985 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8986 * configure, Makefile.in, config.in: Rebuild.
8988 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8990 * layout.h (Layout::create_note): Add section_name parameter.
8991 * layout.cc (Layout::create_note): Likewise.
8992 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8994 2009-03-17 Ian Lance Taylor <iant@google.com>
8996 * descriptors.cc: Include "options.h".
8997 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8998 (Descriptors::open): Always use O_CLOEXEC when opening a new
8999 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9000 then set FD_CLOEXEC.
9002 * sparc.cc (class Target_sparc): Add has_got_section.
9003 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9004 make sure we have a GOT section.
9006 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9007 (Target_sparc::Scan::local): Likewise.
9008 (Target_sparc::Scan::global): Likewise.
9009 (Target_sparc::Relocate::relocate): Likewise.
9010 (Target_sparc::Relocate::relocate_tls): Likewise.
9012 * symtab.cc (Symbol_table::define_default_version): New function,
9013 broken out of add_from_object.
9014 (Symbol_table::add_from_object): Call define_default_version.
9015 (Symbol_table::define_special_symbol): Add resolve_oldsym
9016 parameter. Change all callers. If the version for a symbol comes
9017 from a version script, resolve it with the symbol with the same
9018 name with no version. Also add the symbol without a version if
9020 (do_define_in_output_data): If resolving with oldsym, don't delete
9022 (do_define_in_output_segment): Likewise.
9023 (do_define_as_constant): Likewise.
9024 * symtab.h (class Symbol_table): Update declarations.
9026 2009-03-13 Ian Lance Taylor <iant@google.com>
9028 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9029 (Read_symbols::requeue): New function.
9030 (Read_symbols::do_read_symbols): If make_elf_object fails because
9031 the target type is not configured, and the file was searched for,
9032 issue a warning and retry with the next directory.
9033 (Add_symbols::run): If the file has an incompatible format, and
9034 it was searched for, requeue the Read_symbols task. On error,
9036 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9037 dirindex parameter to constructor. Change all callers. Declare
9038 incompatible_warning and requeue.
9039 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9040 input_argument_ and input_group_ fields. Add them to
9041 constructor. Change all callers.
9042 (class Read_script): Add dirindex_ field. Add it to constructor.
9044 * archive.cc (Archive::setup): Remove input_objects parameter.
9046 (Archive::get_file_and_offset): Likewise.
9047 (Archive::read_all_symbols): Likewise.
9048 (Archive::read_symbols): Likewise.
9049 (Archive::get_elf_object_for_member): Remove input_objects
9050 parameter. Add punconfigured parameter. Change all callers.
9051 (Archive::add_symbols): Change return type to bool. Check return
9052 value of include_member.
9053 (Archive::include_all_members): Likewise.
9054 (Archive::include_member): Change return type to bool. Return
9055 false if first included object has incompatible target. Set
9056 included_member_ field.
9057 (Add_archive_symbols::run): If add_symbols returns false, requeue
9059 * archive.h (class Archive): Add included_member_ field.
9060 Initialize it in constructor. Add input_file and searched_for
9061 methods. Update declarations.
9062 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9063 input_argument_ fields. Add them to constructor. Change all
9065 * script.cc: Include "target-select.h".
9066 (class Parser_closure): Add skip_on_incompatible_target_ and
9067 found_incompatible_target_ fields. Add
9068 skip_on_incompatible_target parameter to constructor. Change all
9069 callers. Add methods skip_on_incompatible_target,
9070 clear_skip_on_incompatible_target, found_incompatible_target, and
9071 set_found_incompatible_target.
9072 (read_input_script): Add dirindex parameter. Change all callers.
9073 If parser finds an incompatible target, requeue Read_symbols
9075 (script_set_symbol): Clear skip_on_incompatible_target in
9077 (script_add_assertion, script_parse_option): Likewise.
9078 (script_start_sections, script_add_phdr): Likewise.
9079 (script_check_output_format): New function.
9080 * script.h (read_input_script): Update declaration.
9081 * script-c.h (script_check_output_format): Declare.
9082 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9083 (ignore_cmd): Remove OUTPUT_FORMAT.
9084 * fileread.cc (Input_file::Input_file): Add explicit this.
9085 (Input_file::will_search_for): New function.
9086 (Input_file::open): Add pindex parameter. Change all callers.
9087 * fileread.h (class Input_file): Add input_file_argument method.
9088 Declare will_search_for. Update declarations.
9089 * object.cc (make_elf_object): Add punconfigured parameter.
9091 * object.h (class Object): Make input_file public. Add
9092 searched_for method.
9093 (make_elf_object): Update declaration.
9094 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9096 * dirsearch.h (class Dirsearch): Update declaration.
9097 * options.h (class General_options): Add --warn-search-mismatch.
9098 * parameters.cc (Parameters::is_compatible_target): New function.
9099 * parameters.h (class Parameters): Declare is_compatible_target.
9100 * workqueue.cc (Workqueue::add_blocker): New function.
9101 * workqueue.h (class Workqueue): Declare add_blocker.
9103 * fileread.cc (Input_file::open): Remove options parameter.
9105 (Input_file::open_binary): Likewise.
9106 * script.cc (read_input_script): Likewise.
9107 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9108 options parameter from constructor. Change all callers.
9109 (class Read_script): Likewise.
9110 * fileread.h (class Input_file): Update declarations.
9111 * script.h (read_input_script): Update declaration.
9113 2009-03-10 Nick Clifton <nickc@redhat.com>
9115 * po/es.po: New Spanish translation.
9117 2009-03-06 Cary Coutant <ccoutant@google.com>
9119 * options.cc (parse_short_option): Keep dash_z from registering itself.
9121 2009-03-03 Ian Lance Taylor <iant@google.com>
9124 * target-reloc.h (relocate_section): Pass output_section to
9126 * i386.cc (Target_i386::should_apply_static_reloc): Add
9127 output_section parameter. Change all callers.
9128 (Target_i386::Relocate::relocate): Add output_section parameter.
9129 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9130 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9131 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9132 * testsuite/two_file_shared.sh: New script.
9133 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9134 (check_DATA): Add two_file_shared.dbg.
9135 (two_file_shared.dbg): New target.
9136 * testsuite/Makefile.in: Rebuild.
9138 2009-03-01 Ian Lance Taylor <iant@google.com>
9140 * configure.ac: Check for byteswap.h.
9141 * configure: Rebuild.
9142 * config.in: Rebuild.
9144 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9146 * layout.cc (Layout::find_or_add_kept_section): New function.
9147 (Layout::add_comdat): Removed.
9148 * layout.h (struct Kept_section): Move out of class Layout.
9149 Remove trailing underscores from field names. Add group_sections
9150 field. Rename group_ field to is_group. Change all uses.
9151 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9152 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9153 comdat_groups_ field.
9154 (Sized_relobj::include_section_group): Use
9155 find_or_add_kept_section and Kept_section::group_sections.
9156 (Sized_relobj::include_linkonce_section): Likewise.
9157 * object.cc (class Sized_relobj): Don't define Comdat_group or
9158 Comdat_group_table. Remove find_comdat_group and
9159 add_comdat_group. Remove comdat_groups_ field.
9160 * plugin.cc (include_comdat_group): Use
9161 Layout::find_or_add_kept_section.
9163 2009-02-28 Ian Lance Taylor <iant@google.com>
9165 * README: --gc-sections and map files are now supported. Document
9166 some build requirements.
9169 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9170 relocatable link set the value of the section symbol to zero.
9171 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9172 relocatable link don't include the section address in the local
9175 2009-02-27 Ian Lance Taylor <iant@google.com>
9178 * options.h (class Search_directory): Add is_system_directory.
9179 (class General_options): Declare is_in_system_directory.
9180 * options.cc (get_relative_sysroot): Make static.
9181 (get_default_sysroot): Make static.
9182 (General_optoins::is_in_system_directory): New function.
9183 * fileread.cc (Input_file::is_in_system_directory): New function.
9184 * fileread.h (class Input_file): Declare is_in_system_directory.
9185 * object.h (class Object): Add is_in_system_directory.
9186 (class Input_objects): Remove system_library_directory_ field.
9187 * object.cc (Input_objects::add_object): Don't set
9188 system_library_directory_.
9189 (input_objects::found_in_system_library_directory): Remove.
9190 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9191 parameter. Change all callers.
9192 (Symbol_table::sized_write_globals): Likewise.
9193 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9194 Call Object::is_in_system_directory.
9195 * symtab.h (class Symbol_table): Update declarations.
9198 * descriptors.h (Open_descriptor): Add is_on_stack field.
9199 * descriptors.cc (Descriptors::open): If the descriptor is on the
9200 top of the stack, remove it. Initialize is_on_stack field.
9201 (Descriptors::release): Only add pod to stack if it is not on the
9203 (Descriptors::close_some_descriptor): Clear stack_next and
9207 * output.cc (Output_section::find_starting_output_address): Rename
9208 from starting_output_address; add PADDR parameter; change return
9210 * output.h (class Output_section): Declare
9211 find_starting_output_address instead of starting_output_address.
9212 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9213 section symbol for which we can't find a merge section.
9216 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9217 hidden or internal, force the symbol to be local.
9218 * resolve.cc (Symbol::override_visibility): Define.
9219 (Symbol::override_base): Use override_visibility.
9220 (Symbol_table::resolve): Likewise.
9221 (Symbol::override_base_with_special): Likewise.
9222 (Symbol_table::override_with_special): If the visibility is hidden
9223 or internal, force the symbol to be local.
9224 * symtab.h (class Symbol): Add set_visibility and
9225 override_visibility.
9226 * testsuite/ver_test_1.sh: New file.
9227 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9228 (check_DATA): Add ver_test_1.syms.
9229 (ver_test_1.syms): New target.
9230 * testsuite/Makefile.in: Rebuild.
9232 2009-02-25 Cary Coutant <ccoutant@google.com>
9234 * layout.cc (Layout::choose_output_section): Don't rename sections
9235 when using a linker script that has a SECTIONS clause.
9236 * Makefile.in: Regenerate.
9238 * testsuite/Makefile.am (script_test_5.sh): New test case.
9239 * testsuite/Makefile.in: Regenerate.
9240 * testsuite/script_test_5.cc: New file.
9241 * testsuite/script_test_5.sh: New file.
9242 * testsuite/script_test_5.t: New file.
9244 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9246 * archive.cc (Archive::include_member): Update calls to add_symbols.
9247 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9248 the Layout argument.
9249 * dynobj.h (do_add_symbols): Add the Layout argument.
9250 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9252 * object.h (Object::add_symbols): Add the Layout argument.
9253 (Object::do_add_symbols): Add the Layout argument.
9254 (Sized_relobj::do_add_symbols): Add the Layout argument.
9255 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9256 Unify the two versions.
9257 (Add_plugin_symbols): Remove.
9258 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9259 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9260 (Add_plugin_symbols): Remove.
9261 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9262 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9263 (Add_symbols::run): Make it work with Pulginobj.
9265 2009-02-06 Ian Lance Taylor <iant@google.com>
9267 * object.cc (Sized_relobj::do_layout): Make info message start
9268 with lower case letter.
9270 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9272 * binary.cc: Fix file comment.
9274 * options.h (enum Incremental_disposition): Define.
9275 (class General_options): Add new options: --incremental,
9276 --incremental_changed, --incremental_unchanged,
9277 --incremental_unknown. Add incremental_disposition_ and
9278 implicit_incremental_ fields.
9279 (General_options::incremental_disposition): New function.
9280 (class Position_dependent_options): Add incremental_disposition
9282 (Position_dependent_options::copy_from_options): Set incremental
9284 * options.cc (General_options::parse_incremental_changed): New
9286 (General_options::parse_incremental_unchanged): New function.
9287 (General_options::parse_incremental_unknown): New function.
9288 (General_options::General_options): Initialize new fields
9289 incremental_disposition_ and implicit_incremental_.
9290 (General_options::finalize): Check for uasge of --incremental-*
9291 without --incremental.
9293 2009-02-06 Chris Demetriou <cgd@google.com>
9295 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9296 pointer and to report location as the file name associated with
9298 (gold_undefined_symbol_at_location): New function to replace the
9299 old gold_undefined_symbol functionality.
9300 * target-reloc.h (relocate_section): Update to use
9301 gold_undefined_symbol_at_location.
9302 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9303 Call gold_undefined_symbol function rather than gold_error.
9304 * errors.h (Errors::undefined_symbol): Take location as a
9305 string, rather than calculating it from a relocation.
9306 * errors.cc (Errors::fatal): Print "fatal error:" before the
9308 (Errors::error, Errors::error_at_location): Print "error: "
9309 before the formatted message.
9310 (Errors::undefined_symbol): Take location as a string, rather
9311 than calculating it from a relocation.
9312 (gold_undefined_symbol_at_location): New function akin to
9313 old gold_undefined_symbol, calculates location from relocation.
9314 (gold_undefined_symbol): Change to take only a Symbol pointer
9315 and to report location as the file name associated with the symbol.
9316 * testsuite/debug_msg.sh: Update for changed error messages.
9317 * testsuite/undef_symbol.sh: Likewise.
9319 2009-02-04 Duncan Sands <baldrick@free.fr>
9322 * reduced_debug_output.h
9323 (Output_reduced_debug_abbrev_section::failed): Use format for
9325 (Output_reduced_debug_info_section::faild): Likewise.
9327 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9329 * script.cc (Lazy_demangler): New class.
9330 (Version_script_info::get_symbol_version_helper): Demangle a
9333 2009-01-29 Cary Coutant <ccoutant@google.com>
9335 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9337 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9339 2009-01-28 Ian Lance Taylor <iant@google.com>
9341 * version.cc (version_string): Bump to 1.9.
9343 * gold.h: Include <cstring> and <stdint.h>.
9344 * version.cc: Include <cstdio>.
9345 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9347 * reduced_debug_output.cc (insert_into_vector): Rename from
9348 Insert_into_vector; change all callers. Use Swap_unaligned to
9349 avoid aliasing issue; remove union since it is unnecessary.
9351 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9353 * Makefile.am (CCFILES): Add gc.cc.
9355 * Makefile.in: Regenerate.
9356 * gold.cc (Gc_runner): New class.
9357 (queue_initial_tasks): Call garbage collection related tasks
9358 when corresponding options are invoked.
9359 (queue_middle_gc_tasks): New function.
9360 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9361 processed early before laying out sections during garbage collection.
9362 * gold.h (queue_middle_gc_tasks): New function.
9363 (is_prefix_of): Move from "layout.cc".
9364 * i386.cc (Target_i386::gc_process_relocs): New function.
9365 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9366 * main.cc (main): Create object of class "Garbage_collection".
9367 * object.cc (Relobj::copy_symbols_data): New function.
9368 (Relobj::is_section_name_included): New function.
9369 (Sized_relobj::do_layout): Allow this function to be called twice
9370 during garbage collection and defer layout of section during the
9372 * object.h (Relobj::get_symbols_data): New function.
9373 (Relobj::is_section_name_included): New function.
9374 (Relobj::copy_symbols_data): New function.
9375 (Relobj::set_symbols_data): New function.
9376 (Relobj::get_relocs_data): New function.
9377 (Relobj::set_relocs_data): New function.
9378 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9379 (Relobj::gc_process_relocs): New function.
9380 (Relobj::do_gc_process_relocs): New pure virtual function.
9381 (Relobj::sd_): New data member.
9382 (Sized_relobj::is_output_section_offset_invalid): New function.
9383 (Sized_relobj::do_gc_process_relocs): New function.
9384 * options.h (General_options::gc_sections): Modify to not be a no-op.
9385 (General_options::print_gc_sections): New option.
9386 * plugin.cc (Plugin_finish::run): Remove function call to
9387 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9388 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9389 * reloc.cc (Read_relocs::run): Add task to process relocs and
9390 determine unreferenced sections when doing garbage collection.
9391 (Gc_process_relocs): New class.
9392 (Sized_relobj::do_gc_process_relocs): New function.
9393 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9394 sections that are garbage collected.
9395 * reloc.h (Gc_process_relocs): New class.
9396 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9397 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9398 symbols whose corresponding sections are garbage collected.
9399 (Symbol_table::Symbol_table): Add new parameter for the garbage
9401 (Symbol_table::gc_mark_undef_symbols): New function.
9402 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9403 (Symbol_table::gc_mark_dyn_syms): New function.
9404 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9406 (Symbol_table::add_from_object): Likewise.
9407 (Symbol_table::add_from_relobj): When building shared objects, do not
9408 treat externally visible symbols as garbage.
9409 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9410 table information for static and relocatable links.
9411 * symtab.h (Symbol_table::set_gc): New function.
9412 (Symbol_table::gc): New function.
9413 (Symbol_table::gc_mark_undef_symbols): New function.
9414 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9415 (Symbol_table::gc_mark_dyn_syms): New function.
9416 (Symbol_table::gc_): New data member.
9417 * target.h (Sized_target::gc_process_relocs): New pure virtual
9419 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9420 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9422 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9424 * options.h (General_options::gc_sections): Define as a no-op for now.
9425 (General_options::no_keep_memory): Ditto.
9426 (General_options::Bshareable): Define.
9427 * options.cc (General_options::finalize): Honor -Bshareable.
9429 2009-01-20 Andreas Schwab <schwab@suse.de>
9431 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9432 read the value in the contents, since we don't use it. Use the
9433 template endianness when writing.
9434 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9436 2009-01-19 Andreas Schwab <schwab@suse.de>
9438 * configure.tgt (powerpc64-*): Fix targ_obj.
9440 2009-01-15 Ian Lance Taylor <iant@google.com>
9442 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9443 local symbols when stripping all symbols.
9445 2009-01-14 Cary Coutant <ccoutant@google.com>
9447 * output.cc (Output_reloc): Add explicit instantiations.
9449 2009-01-14 Cary Coutant <ccoutant@google.com>
9451 * archive.cc (Archive::get_elf_object_for_member): Remove call
9452 to File_read::claim_for_plugin.
9453 * descriptors.cc (Descriptors::open): Remove reference to
9455 (Descriptors::claim_for_plugin): Remove.
9456 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9457 (Descriptors::is_claimed): Remove.
9458 (claim_descriptor_for_plugin): Remove.
9459 * fileread.cc (File_read::claim_for_plugin): Remove.
9460 * fileread.h (File_read::claim_for_plugin): Remove.
9461 (File_read::descriptor): Reopen descriptor if necessary.
9462 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9463 (Plugin_manager::all_symbols_read): Add task parameter. Change
9465 (Plugin_manager::get_input_file): New function.
9466 (Plugin_manager::release_input_file): New function.
9467 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9468 corresponding data member.
9469 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9470 and pass to base constructor. Change all callers.
9471 (get_input_file, release_input_file): New functions.
9472 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9473 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9474 (Plugin_manager::all_symbols_read): Add task parameter.
9475 (Plugin_manager::get_input_file): New function.
9476 (Plugin_manager::release_input_file): New function.
9477 (Plugin_manager::task_): New data member.
9478 (Pluginobj::Pluginobj): Add filesize parameter.
9479 (Pluginobj::filename): New function.
9480 (Pluginobj::descriptor): New function.
9481 (Pluginobj::filesize): New function.
9482 (Pluginobj::filesize_): New data member.
9483 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9484 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9485 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9487 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9488 with archive libraries.
9489 * testsuite/Makefile.in: Regenerate.
9490 * testsuite/plugin_test.c (struct sym_info): New type.
9491 (get_input_file, release_input_file): New static variables.
9492 (onload): Capture new transfer vector entries.
9493 (claim_file_hook): Stop reading at end of file according to filesize.
9494 Factor out parsing of readelf output into separate function.
9495 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9496 APIs and get the source file name from the symbol table. Convert
9497 source file name to corresponding object file name. Print info
9498 message when adding new input files.
9499 (parse_readelf_line): New function.
9500 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9501 * testsuite/plugin_test_2.sh: Likewise.
9502 * testsuite/plugin_test_3.sh: Likewise.
9503 * testsuite/plugin_test_4.sh: New test case.
9505 2009-01-07 Ian Lance Taylor <iant@google.com>
9507 * version.cc (version_string): Bump to 1.8.
9509 2008-12-23 Cary Coutant <ccoutant@google.com>
9511 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9512 * plugin.cc (Plugin_manager::finish): Rename as
9513 layout_deferred_objects. Move cleanup to separate function.
9514 (Plugin_manager::cleanup): New function.
9515 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9517 * plugin.h (Plugin_manager::finish): Rename as
9518 layout_deferred_objects.
9519 (Plugin_manager::cleanup): New function.
9520 (Plugin_manager::cleanup_done): New field.
9522 2008-12-23 Cary Coutant <ccoutant@google.com>
9524 * plugin.cc (is_visible_from_outside): New function.
9525 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9526 so we don't return "IR only" status for exported symbols or -r links.
9528 * testsuite/Makefile.am (plugin_test_3): New test case.
9529 * testsuite/Makefile.in: Regenerate.
9530 * testsuite/plugin_test_3.sh: New file.
9532 2008-12-22 Cary Coutant <ccoutant@google.com>
9534 * object.cc (Sized_relobj::layout_section): New function.
9535 (Sized_relobj::do_layout): Defer layout of input sections until after
9536 plugin has provided replacement files.
9537 (Sized_relobj::do_layout_deferred_sections): New function.
9538 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9539 (Relobj::layout_deferred_sections): New function.
9540 (Relobj::do_layout_deferred_sections): New function.
9541 (Sized_relobj::do_layout_deferred_sections): New function.
9542 (Sized_relobj::layout_section): New function.
9543 (Sized_relobj::Deferred_layout): New structure.
9544 (Sized_relobj::deferred_layout_): New field.
9545 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9546 Change all callers. Layout deferred sections.
9547 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9549 (Plugin_hook::run): Move code from do_plugin_hook inline.
9550 (Plugin_hook::do_plugin_hook): Remove.
9551 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9552 (Plugin_manager::finish): Renamed, was cleanup.
9553 (Plugin_manager::should_defer_layout): New function.
9554 (Plugin_manager::add_deferred_layout_object): New function.
9555 (Plugin_manager::Deferred_layout_list): New type.
9556 (Plugin_manager::deferred_layout_objects_): New field.
9557 (Plugin_hook::do_plugin_hook): Remove.
9559 2008-12-17 Ian Lance Taylor <iant@google.com>
9561 * options.h (class General_options): Add --no case for
9564 2008-12-16 Cary Coutant <ccoutant@google.com>
9566 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9568 (Plugin_manager::claim_file): Create plugin object even if
9569 plugin did not call the add_symbols callback.
9570 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9571 asking for more symbols than were added.
9572 * testsuite/Makefile.am (plugin_test_1): Add test case with
9574 (empty.syms): New target.
9575 * testsuite/Makefile.in: Regenerate.
9576 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9577 message. Don't call add_symbols if no globals.
9578 (all_symbols_read_hook): Don't provide replacement for empty
9581 2008-12-12 Ian Lance Taylor <iant@google.com>
9583 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9584 r_type == 0 for a local symbol with r_sym == 0.
9585 (scan_relocatable_relocs): Pass r_sym to
9586 local_non_section_strategy.
9587 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9590 * configure.ac: Update test for TLS descriptors: they are
9591 supported as of glibc 2.9.
9592 * configure: Rebuild.
9594 2008-12-11 Ian Lance Taylor <iant@google.com>
9597 * target-reloc.h (Default_scan_relocatable_relocs): For each
9598 function, map r_type == 0 to RELOC_DISCARD.
9600 2008-12-10 Cary Coutant <ccoutant@google.com>
9602 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9603 object to override a kept COMDAT group from a plugin object.
9605 2008-12-09 Ian Lance Taylor <iant@google.com>
9608 * yyscript.y (file_cmd): Handle INPUT.
9610 * testsuite/initpri1.c: Change all declarations to be full
9611 prototypes by adding void, to avoid compiler warnings.
9613 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9615 * options.cc (General_options::parse_plugin_opt): New.
9616 (General_options::add_plugin): The argument now is just the filename.
9617 (General_options::add_plugin_option): New.
9618 * options.h (plugin_opt): New.
9619 (add_plugin): Change argument name.
9620 (add_plugin_option): New.
9621 * plugin.cc (Plugin::load): Don't parse the plugin option.
9622 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9623 (Plugin::add_option): New.
9624 (Plugin::args_): Change type.
9625 (Plugin::filename_): New.
9626 (Plugin_manager::add_plugin_option): New.
9627 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9628 * testsuite/Makefile.in: Regenerate.
9630 2008-12-05 Cary Coutant <ccoutant@google.com>
9632 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9633 Handle --strip-lto-sections option.
9634 * options.h (strip_lto_sections): New option.
9636 2008-12-01 Cary Coutant <ccoutant@google.com>
9638 * plugin.cc (ld_plugin_message): Change format parameter to const.
9639 Fix mismatch between new[] and delete.
9641 2008-11-14 Cary Coutant <ccoutant@google.com>
9643 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9646 2008-11-05 Craig Silverstein <csilvers@google.com>
9648 * options.cc (General_options::parse_dynamic_list): New function.
9649 * options.h (General_options): New flags dynamic_list,
9650 dynamic_list_data, dynamic_list_cpp_new, and
9651 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9652 (General_options::in_dynamic_list): New function.
9653 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9654 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9655 (Lex::can_continue_name): Likewise.
9657 (read_script_file): New parameter script_options.
9658 (read_dynamic_list): New function.
9659 (Script_options::define_dynamic_list): New function.
9660 (dynamic_list_keyword_parsecodes): New variable.
9661 (dynamic_list_keywords): New variable.
9662 * script.h (Script_options::define_dynamic_list): New function
9664 (read_dynamic_list): New function prototype.
9665 * symtab.cc (strprefix): New macro.
9666 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9667 dynamic_list_data, dynamic_list_cpp_new, and
9668 dynamic_list_cpp_typeinfo.
9669 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9670 (dynamic_list_expr): New rule.
9671 (dynamic_list_nodes): Likewise.
9672 (dynamic_list_node): Likewise.
9673 * testsuite/Makefile.am (dynamic_list): New test.
9674 * testsuite/Makefile.in: Regenerated.
9675 * testsuite/dynamic_list.t: New file.
9676 * testsuite/dynamic_list.sh: New file.
9678 2008-11-05 Craig Silverstein <csilvers@google.com>
9680 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9681 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9682 (t11_last): Likewise.
9683 * testsuite/ver_test_6.c (main): Likewise.
9685 2008-10-07 Cary Coutant <ccoutant@google.com>
9687 * options.c (General_options::finalize): Add check for -static and
9689 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9692 2008-10-02 Cary Coutant <ccoutant@google.com>
9694 * plugin.cc (make_sized_plugin_object): Fix conditional
9695 compilation to work when not all targets are enabled.
9697 2008-09-29 Cary Coutant <ccoutant@google.com>
9699 * archive.cc (Archive::get_file_and_offset): Use filename instead
9700 of name to get library path.
9701 (Archive::include_member): Unlock external member of a thin archive.
9703 * testsuite/Makefile.am (TEST_AR): New variable.
9704 (thin_archive_test_1): New test.
9705 (thin_archive_test_2): New test.
9706 * testsuite/Makefile.in: Regenerate.
9707 * testsuite/thin_archive_main.cc: New file.
9708 * testsuite/thin_archive_test_1.cc: New file.
9709 * testsuite/thin_archive_test_2.cc: New file.
9710 * testsuite/thin_archive_test_3.cc: New file.
9711 * testsuite/thin_archive_test_4.cc: New file.
9713 2008-09-29 Cary Coutant <ccoutant@google.com>
9715 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9716 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9718 (Sized_relobj::do_finalize_local_symbols): Likewise.
9719 (Sized_relobj::map_to_kept_section): Likewise.
9720 * object.h (Sized_relobj::invalid_address): New constant.
9721 (Sized_relobj::do_output_section_offset): Check for invalid_address
9723 * output.cc (Output_reloc::local_section_offset): Use constant
9724 invalid_address instead of -1U.
9725 (Output_reloc::get_address): Likewise.
9726 (Output_section::output_address): Change -1U to -1ULL.
9727 * output.h (Output_reloc::invalid_address): New constant.
9728 * reloc.cc (Sized_relobj::write_sections): Use constant
9729 invalid_address instead of -1U.
9730 (Sized_relobj::relocate_sections): Likewise.
9731 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9732 values for merge sections.
9733 * target-reloc.h (relocate_for_relocatable): Use constant
9734 invalid_address instead of -1U.
9736 2008-09-19 Cary Coutant <ccoutant@google.com>
9738 Add plugin functionality for link-time optimization (LTO).
9739 * configure.ac (plugins): Add --enable-plugins option.
9740 * configure: Regenerate.
9741 * config.in: Regenerate.
9742 * Makefile.am (LIBDL): New variable.
9743 (CCFILES): Add plugin.cc.
9744 (HFILES): Add plugin.h.
9745 (ldadd_var): Add LIBDL.
9746 * Makefile.in: Regenerate.
9748 * archive.cc: Include "plugin.h".
9749 (Archive::setup): Don't preread archive symbols when using a plugin.
9750 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9751 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9753 (Archive::include_member): Add symbols from plugin objects.
9754 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9755 * descriptors.cc (Descriptors::open): Check for file descriptors
9756 abandoned by plugins.
9757 (Descriptors::claim_for_plugin): New function.
9758 * descriptors.h (Descriptors::claim_for_plugin): New function.
9759 (Open_descriptor::is_claimed): New field.
9760 (claim_descriptor_for_plugin): New function.
9761 * fileread.cc (File_read::claim_for_plugin): New function.
9762 * fileread.h (File_read::claim_for_plugin): New function.
9763 (File_read::descriptor): New function.
9764 * gold.cc: Include "plugin.h".
9765 (queue_initial_tasks): Add task to call plugin hooks for generating
9767 * main.cc: Include "plugin.h".
9768 (main): Load plugin libraries.
9769 * object.h (Pluginobj): Declare.
9770 (Object::pluginobj): New function.
9771 (Object::do_pluginobj): New function.
9772 (Object::set_target): New function.
9773 * options.cc: Include "plugin.h".
9774 (General_options::parse_plugin): New function.
9775 (General_options::General_options): Initialize plugins_ field.
9776 (General_options::add_plugin): New function.
9777 * options.h (Plugin_manager): Declare.
9778 (General_options): Add --plugin option.
9779 (General_options::has_plugins): New function.
9780 (General_options::plugins): New function.
9781 (General_options::add_plugin): New function.
9782 (General_options::plugins_): New field.
9783 * plugin.cc: New file.
9784 * plugin.h: New file.
9785 * readsyms.cc: Include "plugin.h".
9786 (Read_symbols::do_read_symbols): Check for archive before checking
9787 for ELF file. Call plugin hooks to claim files.
9788 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9789 from a real object file; force override when processing replacement
9791 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9792 (Symbol::init_base_object): Likewise.
9793 (Symbol::init_base_output_data): Likewise.
9794 (Symbol::init_base_output_segment): Likewise.
9795 (Symbol::init_base_constant): Likewise.
9796 (Symbol::init_base_undefined): Likewise.
9797 (Symbol::output_section): Assert that object is not a plugin.
9798 (Symbol_table::add_from_pluginobj): New function.
9799 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9801 (Symbol_table::sized_write_globals): Likewise.
9802 (Symbol_table::add_from_pluginobj): Instantiate template.
9803 * symtab.h (Sized_pluginobj): Declare.
9804 (Symbol::in_real_elf): New function.
9805 (Symbol::set_in_real_elf): New function.
9806 (Symbol::in_real_elf_): New field.
9807 (Symbol_table::add_from_pluginobj): New function.
9809 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9810 (LIBDL): New variable.
9812 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9813 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9814 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9815 (MOSTLYCLEANFILES): Likewise.
9816 * testsuite/Makefile.in: Regenerate.
9817 * testsuite/plugin_test.c: New file.
9818 * testsuite/plugin_test_1.sh: New file.
9819 * testsuite/plugin_test_2.sh: New file.
9821 2008-09-16 Ian Lance Taylor <iant@google.com>
9823 * target-reloc.h (relocate_section): Check whether a symbol is
9824 defined by the ABI before reporting an undefined symbol error.
9825 * target.h (Target::is_defined_by_abi): Make parameter const.
9826 (Target::do_is_defined_by_abi): Likewise.
9827 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9828 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9829 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9830 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9831 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9832 * testsuite/Makefile.in: Rebuild.
9834 * fileread.cc (make_view): Add casts to avoid warning.
9836 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9838 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9839 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9841 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9843 * options.h (General_options::output_is_executable): New.
9844 (General_options::output_is_pie): New.
9845 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9846 for shared libraries.
9847 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9849 2008-09-11 Chris Demetriou <cgd@google.com>
9851 * options.h (origin): New -z option.
9852 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9853 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9856 2008-09-05 Cary Coutant <ccoutant@google.com>
9858 * fileread.cc (File_read::make_view): Add check for attempt to map
9861 2008-09-05 Cary Coutant <ccoutant@google.com>
9863 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9864 explicit instantiations.
9866 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9869 * options.cc (General_options::finalize): Allow undefined symbols
9870 in shlibs if linking -shared.
9873 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9874 symbols as not needing a dynsym entry.
9876 2008-08-20 Craig Silverstein <csilvers@google.com>
9878 * fileread.cc (File_read::open): Do not lock the file unless it
9879 was successfully opened.
9881 2008-08-14 Cary Coutant <ccoutant@google.com>
9883 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9884 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9885 * testsuite/tls_test.cc (struct int128): 128-bit struct
9886 for testing TLS relocs with non-zero addend.
9887 (v12): New TLS variable.
9889 (t_last): Add check for v12.
9890 * testsuite/tls_test.h (t12): New function.
9891 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9893 2008-08-13 Ian Lance Taylor <iant@google.com>
9895 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9896 set tls_segment_ or relro_segment_.
9897 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9899 * output.h (Output_section::clear_is_relro): New function.
9900 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9901 sections specially even when output_data_ is empty.
9902 (Output_segment::maximum_alignment): When first section is relro,
9903 only force alignment for PT_LOAD segments.
9904 * script.cc (script_data_segment_align): New function.
9905 (script_data_segment_relro_end): New function.
9906 * script-c.h (script_data_segment_align): Declare.
9907 (script_data_segment_relro_end): Declare.
9908 * script-sections.h (class Script_sections): Declare
9909 data_segment_align and data_segment_relro_end. Add fields
9910 segment_align_index_ and saw_relro_end_.
9911 * script-sections.cc (class Sections_element): Add set_is_relro
9912 virtual function. Add new bool* parameter to place_orphan_here.
9913 Add get_output_section virtual function.
9914 (class Output_section_definition): Add set_is_relro. Add new
9915 bool* parameter to place_orphan_here. Add get_output_section.
9916 Add is_relro_ field.
9917 (Output_section_definition::Output_section_definition): Initialize
9918 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9919 and is_relro_ fields.
9920 (Output_section_definition::place_orphan_here): Add is_relro
9922 (Output_section_definition::set_section_addresses): Set relro for
9924 (Output_section_definition::alternate_constraint): Likewise.
9925 (class Orphan_output_section): Add new bool* parameter to
9926 place_orphan_here. Add get_output_section.
9927 (Orphan_output_section::place_orphan_here): Add is_relro
9929 (Script_sections::Script_sections): Initialize
9930 data_segment_align_index_ and saw_relro_end_.
9931 (Script_sections::data_segment_align): New function.
9932 (Script_sections::data_segment_relro_end): New function.
9933 (Script_sections::place_orphan): Set or clear is_relro.
9934 (Script_sections::set_section_addresses): Force alignment of first
9936 * yyscript.y (exp): Call script_data_segment_align and
9937 script_data_segment_relro_end.
9938 * testsuite/relro_script_test.t: New file.
9939 * testsuite/relro_test.cc (using_script): Declare.
9940 (t1, t2): Test using_script.
9941 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9942 (relro_script_test_SOURCES): Define.
9943 (relro_script_test_DEPENDENCIES): Define.
9944 (relro_script_test_LDFLAGS): Define.
9945 (relro_script_test_LDADD): Define.
9946 (relro_script_test.so): New target.
9947 * testsuite/Makefile.in: Rebuild.
9949 2008-08-06 Cary Coutant <ccoutant@google.com>
9951 * archive.cc (Archive::total_archives, Archive::total_members)
9952 (Archive::total_members_loaded): New variables.
9953 (Archive::setup): Add parameter. Add option to preread
9955 (Archive::read_armap): Add counter.
9956 (Archive::get_file_and_offset): New function.
9957 (Archive::get_elf_object_for_member): New function.
9958 (Archive::read_all_symbols): New function.
9959 (Archive::read_symbols): New function.
9960 (Archive::add_symbols): Add counters.
9961 (Archive::include_all_members): Use armap to find members if it's
9963 (Archive::include_member): Skip reading symbols if already read.
9964 Factored code into Archive::get_file_and_offset and
9965 Archive::get_elf_object_for_member. Changed call to
9966 Mapfile::report_include_archive_member.
9967 (Archive::print_stats): New function.
9968 * archive.h: Declare Object and Read_symbols_data classes.
9969 (Archive::Archive): Add initializers for new members.
9970 (Archive::setup): Add parameter.
9971 (Archive::print_stats): New function.
9972 (Archive::total_archives, Archive::total_members)
9973 (Archive::total_members_loaded): New variables.
9974 (Archive::get_file_and_offset): New function.
9975 (Archive::get_elf_object_for_member): New function.
9976 (Archive::read_all_symbols): New function.
9977 (Archive::read_symbols): New function.
9978 (Archive::Archive_member): New class.
9979 (Archive::members_): New member.
9980 (Archive::num_members_): New member.
9981 * main.cc: Include archive.h.
9982 (main): Call Archive::print_stats.
9983 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9984 archive parameter; member_name is now the fully-decorated name.
9985 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9986 * options.h: (General_options): Add --preread-archive-symbols option.
9987 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9990 2008-08-04 Ian Lance Taylor <iant@google.com>
9992 * symtab.h (Symbol::use_plt_offset): New function.
9993 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9994 * powerpc.cc (Relocate::relocate): Likewise.
9995 * sparc.cc (Relocate::relocate): Likewise.
9996 * x86_64.cc (Relocate::relocate): Likewise.
9997 * testsuite/weak_plt.sh: New test.
9998 * testsuite/weak_plt_main.cc: New test.
9999 * testsuite/weak_plt_shared.cc: New test.
10000 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10001 (check_PROGRAMS): Add weak_plt.
10002 (check_DATA): Add weak_plt_shared.so.
10003 (weak_plt_main_pic.o, weak_plt): New targets.
10004 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10005 * testsuite/Makefile.in: Rebuild.
10007 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10009 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10010 * testsuite/Makefile.in: Rebuild.
10012 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10014 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10015 * Makefile.in: Regenerate.
10016 * po/POTFILES.in: Regenerate.
10018 2008-07-29 Ian Lance Taylor <iant@google.com>
10020 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10021 symbols before other symbols.
10022 * testsuite/script_test_2.cc (test_addr): Declare.
10023 (test_addr_alias): Declare.
10024 (main): Check that test_addr and test_addr_alias have the right
10026 * testsuite/script_test_2.t: Define test_addr_alias and
10029 2008-07-24 Ian Lance Taylor <iant@google.com>
10032 * descriptors.cc: New file.
10033 * descriptors.h: New file.
10034 * gold-threads.h (class Hold_optional_lock): New class.
10035 * fileread.cc: Include "descriptors.h".
10036 (File_read::~File_read): Release descriptor rather than closing
10038 (File_read::open) [file]: Call open_descriptor rather than open.
10039 Set is_descriptor_opened_.
10040 (File_read::open) [memory]: Assert that descriptor is not open.
10041 (File_read::reopen_descriptor): New function.
10042 (File_read::release): Release descriptor.
10043 (File_read::do_read): Make non-const. Reopen descriptor.
10044 (File_read::read): Make non-const.
10045 (File_read::make_view): Reopen descriptor.
10046 (File_read::do_readv): Likewise.
10047 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10048 Update declarations.
10049 * layout.cc: Include "descriptors.h".
10050 (Layout::create_build_id): Use open_descriptor rather than open.
10051 * output.cc: Include "descriptors.h".
10052 (Output_file::open): Use open_descriptor rather than open.
10053 * archive.cc (Archive::const_iterator): Change Archive to be
10055 (Archive::begin, Archive::end): Make non-const.
10056 (Archive::count_members): Likewise.
10057 * archive.h (class Archive): Update declarations.
10058 * object.h (Object::read): Make non-const.
10059 * Makefile.am (CCFILES): Add descriptors.cc.
10060 (HFILES): Add descriptors.h.
10061 * Makefile.in: Rebuild.
10064 * gold.h: Always include <clocale>. Add Solaris workarounds
10065 following code in binutils/sysdep.h.
10068 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10069 this->eh_frame_hdr_ is NULL before using it.
10071 * dynobj.cc (Versions::Versions): Update comment.
10073 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10074 the base version name.
10076 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10077 array size plus one.
10078 (Stringpool_template::set_string_offsets): Subtract one from key
10079 before using it as an array index.
10080 (Stringpool_template::get_offset_with_length): Likewise.
10081 (Stringpool_template::write_to_buffer): Likewise.
10082 * stringpool.h (Stringpool_template::get_offset_from_key):
10085 2008-07-23 Ian Lance Taylor <iant@google.com>
10088 * object.h (Merged_symbol_value::value): Do our best to handle a
10092 * script.cc (Version_script_info::get_versions): Don't add empty
10093 version tag to return value.
10094 (Version_script_info::get_symbol_version_helper): Change return
10095 type to bool. Add pversion parameter. Change all callers.
10096 (script_register_vers_node): Don't require a non-NULL tag.
10097 * script.h (class Version_script_info): Update declarations.
10098 (Version_script_info::get_symbol_version): Change return type to
10099 bool. Add version parameter. Change all callers.
10100 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10101 handling. Handle an empty version from a version script.
10102 (Symbol_table::define_special_symbol): Likewise.
10103 * testsuite/ver_test_10.script: New file.
10104 * testsuite/ver_test_10.sh: New file.
10105 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10106 (check_DATA): Add ver_test_10.syms.
10107 (ver_test_10.syms, ver_test_10.so): New target.
10108 * testsuite/Makefile.in: Rebuild.
10110 2008-07-23 Simon Baldwin <simonb@google.com>
10112 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10113 to zero for undefined symbols from dynamic libraries.
10115 2008-07-23 Ian Lance Taylor <iant@google.com>
10117 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10118 Change all callers.
10119 * symtab.h (class Symbol_table): Update declaration.
10120 * testsuite/ver_test_9.cc: New file.
10121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10122 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10123 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10124 (ver_test_9.so, ver_test_9.o): New targets.
10125 * testsuite/Makefile.in: Rebuild.
10127 2008-07-22 Ian Lance Taylor <iant@google.com>
10129 * options.h (class General_options): Define --check-sections.
10130 * layout.cc (Layout::set_segment_offsets): Handle
10133 * options.h (class General_options): Define -n/--nmagic and
10135 * options.cc (General_options::finalize): For -n/--nmagic or
10136 -N/--omagic, set -static.
10137 * layout.cc (Layout::attach_allocated_section_to_segment): If
10138 -N/--omagic, don't put read-only and read-write sections in
10139 different segments.
10140 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10141 finding a read-only segment.
10142 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10143 don't set the minimum segment alignment to the common page size,
10144 and don't set the file offset to the address modulo the page size.
10145 * script-sections.cc (Script_sections::create_segments): If
10146 -n/--omagic, don't put read-only and read-write sections in
10147 different segments.
10149 * cref.cc: New file.
10150 * cref.h: New file.
10151 * options.h (class General_options): Add --print-symbol-counts.
10152 * main.cc (main): Issue defined symbol report if requested.
10153 * archive.cc (Archive::interpret_header): Make into a const member
10155 (Archive::add_symbols): Call Input_objects::archive_start and
10157 (Archive::const_iterator): Define new class.
10158 (Archive::begin, Archive::end): New functions.
10159 (Archive::include_all_members): Rewrite to use iterator.
10160 (Archive::count_members): New function.
10161 * archive.h (class Archive): Update declarations.
10162 (Archive::filename): New function.
10163 * object.cc: Include "cref.h".
10164 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10165 (Sized_relobj::do_get_global_symbol_counts): New function.
10166 (Input_objects::add_object): Add object to cross-referencer.
10167 (Input_objects::archive_start): New function.
10168 (Input_objects::archive_stop): New function.
10169 (Input_objects::print_symbol_counts): New function.
10170 * object.h: Declare Cref and Archive.
10171 (Object::get_global_symbol_counts): New function.
10172 (Object::do_get_global_symbol_counts): New pure virtual function.
10173 (class Sized_relobj): Add defined_count_ field. Update
10175 (class Input_objects): Add cref_ field. Update constructor.
10176 Update declarations.
10177 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10179 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10181 (Sized_dynobj::do_get_global_symbol_counts): New function.
10182 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10183 defined_count_. Update declarations. Define Symbols typedef.
10184 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10185 parameter. Change all callers.
10186 (Symbol_table::add_from_dynobj): Add sympointers and defined
10187 parameters. Change all callers.
10188 * symtab.h (class Symbol_table): Update declarations.
10189 * Makefile.am (CCFILES): Add cref.cc.
10190 (HFILES): Add cref.h.
10191 * Makefile.in: Rebuild.
10193 2008-07-22 Simon Baldwin <simonb@google.com>
10195 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10196 to zero when writing undefined symbols.
10198 2008-07-22 Ian Lance Taylor <iant@google.com>
10200 * output.cc (Output_section::add_input_section): Don't try to
10201 merge empty merge sections.
10203 2008-07-21 Craig Silverstein <csilvers@google.com>
10205 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10206 Include symbol version in error message.
10208 2008-07-20 Chris Demetriou <cgd@google.com>
10210 * configure.ac (gold_cv_c_random_seed): New configured variable.
10211 (RANDOM_SEED_CFLAGS): New substituted variable.
10212 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10213 * configure: Rebuild.
10214 * Makefile.in: Likewise.
10215 * testsuite/Makefile.in: Likewise.
10217 2008-07-18 Ian Lance Taylor <iant@google.com>
10219 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10220 where we see NAME/NULL and NAME/VERSION as separate symbols.
10221 * testsuite/ver_test_main.cc (main): Call t4.
10222 (t4, t4_2a): Define.
10223 * testsuite/ver_test_2.cc (t4_2): Define.
10224 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10225 * testsuite/ver_test_4.cc (t4_2a): Define.
10226 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10227 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10229 2008-07-17 Ian Lance Taylor <iant@google.com>
10231 * dynobj.cc (Versions::add_def): If we give an error about a
10232 missing version, go ahead and create the version anyhow.
10234 2008-07-10 Ian Lance Taylor <iant@google.com>
10236 Handle output sections with more than 0x7fffffff bytes.
10237 * object.h (class Relobj): Change map_to_output_ to
10238 output_sections_, and just keep a section pointer. Change all
10239 uses. Move comdat group support to Sized_relobj.
10240 (Relobj::is_section_specially_mapped): Remove.
10241 (Relobj::output_section): Remove poff parameter. Change all
10243 (Relobj::output_section_offset): New function.
10244 (Relobj::set_section_offset): Rewrite.
10245 (Relobj::map_to_output): Remove.
10246 (Relobj::output_sections): New function.
10247 (Relobj::do_output_section_offset): New pure virtual function.
10248 (Relobj::do_set_section_offset): Likewise.
10249 (class Sized_relobj): Add section_offsets_ field. Add comdat
10250 group support from Relobj. Update declarations.
10251 (Sized_relobj::get_output_section_offset): New function.
10252 (Sized_relobj::do_output_section_offset): New function.
10253 (Sized_relobj::do_set_section_offset): New function.
10254 * object.cc (Relobj::output_section_address): Remove.
10255 (Sized_relobj::Sized_relobj): Initialize new fields.
10256 (Sized_relobj::include_section_group): Cast find_kept_object to
10258 (Sized_relobj::include_linkonce_section): Likewise.
10259 (Sized_relobj::do_layout): Use separate arrays for output section
10261 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10263 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10264 output_sections and section_offsets.
10265 (Sized_relobj::write_local_symbols): Likewise.
10266 (map_to_kept_section): Compute output address directly.
10267 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10268 output_sections and section_offsets.
10269 (Sized_relobj::write_sections): Likewise.
10270 (Sized_relobj::relocate_sections): Likewise.
10271 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10272 * output.h (class Output_reloc): Update declarations. Change
10273 u2_.relobj to Sized_relobj*.
10274 (class Output_data_reloc): Change add functions to use
10276 * output.cc (Output_reloc::Output_reloc): Change relobj to
10278 (Output_reloc::local_section_offset): Change return type to
10279 Elf_Addr. Use get_output_section_offset.
10280 (Output_reloc::get_address): Likewise.
10281 (Output_section::is_input_address_mapped): Don't call
10282 is_section_specially_mapped.
10283 (Output_section::output_offset): Likewise.
10284 (Output_section::output_address): Likewise.
10285 (Output_section::starting_output_address): Likewise.
10286 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10287 parameter to Sized_relobj*.
10288 (Copy_relocs::need_copy_reloc): Likewise.
10289 (Copy_relocs::save): Likewise.
10290 * copy-relocs.h (class Copy_relocs): Update declarations.
10291 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10292 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10293 * target-reloc.h (relocate_for_relocatable): Change
10294 offset_in_output_section type to Elf_Addr. Change code that uses
10296 * layout.cc (Layout::layout): Always set *off.
10297 * mapfile.cc (Mapfile::print_input_section): Use
10298 output_section_offset.
10299 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10301 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10302 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10303 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10305 2008-07-03 Ian Lance Taylor <iant@google.com>
10307 * layout.cc (Layout::include_section): Do not discard unrecognized
10308 SHT_STRTAB sections.
10310 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10312 * script.cc (Lex::can_continue_name): Make '?' allowable in
10313 version-script names.
10314 * testsuite/version_script.map: Change glob pattern to use '?'
10316 2008-06-30 Manish Singh <yosh@gimp.org>
10319 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10322 2008-06-30 Ian Lance Taylor <iant@google.com>
10326 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10327 versions]: Don't try to read the value in the contents, since we
10328 don't use it. Use the template endianness when writing.
10330 2008-06-25 Cary Coutant <ccoutant@google.com>
10332 * fileread.cc (File_read::make_view): Assert on zero-length view.
10333 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10334 symbol table when there are no symbols to read.
10336 2008-06-23 Craig Silverstein <csilvers@google.com>
10338 * version.cc (version_string): Bump to 1.7
10340 2008-06-18 Craig Silverstein <csilvers@google.com>
10342 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10343 constant 0xFFFF to type Valtype.
10344 (Powerpc_relocate_functions::rel16_ha): Likewise.
10346 2008-06-17 Ian Lance Taylor <iant@google.com>
10348 * output.h (Output_section::Input_section): Initialize p2align_ to
10349 zero for Output_section_data constructors.
10350 (Output_section::Input_section::addralign): If not an input
10351 section, return the alignment of the Output_section_data.
10352 * testsuite/copy_test.cc: New file.
10353 * testsuite/copy_test_1.cc: New file.
10354 * testsuite/copy_test_2.cc: New file.
10355 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10356 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10357 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10358 (copy_test_1_pic.o, copy_test_1.so): New targets.
10359 (copy_test_2_pic.o, copy_test_2.so): New targets.
10360 * testsuite/Makefile.in: Rebuild.
10362 * script-sections.cc (Script_sections::place_orphan): Initialize
10363 local variable exact.
10365 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10367 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10369 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10370 David S. Miller <davem@davemloft.net>
10372 * powerpc.cc: New file.
10373 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10374 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10375 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10376 * Makefile.in: Rebuild.
10378 2008-06-09 Ian Lance Taylor <iant@google.com>
10380 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10382 (throwing, orig_terminate): New static variables.
10383 (terminate_handler): New static function.
10384 (t2): Set terminate handler.
10386 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10389 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10392 2008-05-30 Cary Coutant <ccoutant@google.com>
10394 * archive.cc (Archive::include_all_members) Correct to step
10395 over symbol table and extended name table in thin archives.
10397 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10400 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10403 2008-05-28 Caleb Howe <cshowe@google.com>
10405 * reduced_debug_output.cc: New file.
10406 * reduced_debug_output.h: New file.
10407 * options.h (class General_options): Add --strip-debug-non-line.
10408 * options.cc (General_options::finalize): Add strip_debug_non_line
10409 to the strip heirarchy.
10410 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10412 * layout.cc: Include "reduced_debug_output.h".
10413 (Layout::Layout): Initialize new fields.
10414 (line_only_debug_sections): New static array.
10415 (is_lines_only_debug_sections): New static inline function.
10416 (Layout::include_section): Handle --strip-debug-non-line.
10417 (Layout::make_output_section): If --strip-debug-non-line, build
10418 new output sections for .debug_abbrev and .debug_info.
10419 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10420 gold. Warn about possible overflow.
10421 (read_signed_LEB_128): Likewise.
10422 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10423 (read_signed_LEB_128): Declare.
10424 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10425 (HFILES): Add reduced_debug_output.h.
10426 * Makefile.in: Rebuild.
10428 2008-05-21 Ian Lance Taylor <iant@google.com>
10430 * mapfile.cc: New file.
10431 * mapfile.h: New file.
10432 * options.h (class General_options): Add -M/--print-map and -Map.
10433 * options.cc (General_options::finalize): Make -M equivalent to
10435 * main.cc: Include <cstdio> and "mapfile.h".
10436 (main): Open mapfile if requested.
10437 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10438 constructor. Change caller.
10439 (queue_initial_tasks): Add mapfile parameter. Change caller.
10440 (queue_middle_tasks): Likewise.
10441 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10443 * archive.cc: Include "mapfile.h".
10444 (Archive::add_symbols): Add mapfile parameter. Change all
10445 callers. Pass mapfile, symbol, and reason to include_member.
10446 (Archive::include_all_members): Add mapfile parameter. Change all
10448 (Archive::include_member): Add mapfile, sym, and why parameters.
10449 Change all callers. Report inclusion to map file.
10450 * archive.h: Include "fileread.h".
10451 (class Archive): Update declarations.
10452 (Archive::file): New const method.
10453 (class Add_archive_symbols): Add mapfile_ field. Update
10454 constructor. Change all callers.
10455 * readsyms.h (class Read_symbols): Likewise.
10456 (class Finish_group): Likewise.
10457 (class Read_script): Likewise.
10458 * common.cc: Include "mapfile.h".
10459 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10461 (Symbol_table::do_allocate_commons): Likewise.
10462 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10463 symbol allocation to mapfile.
10464 * common.h (class Allocate_commons_task): Add mapfile_ field.
10465 Update constructor. Change all callers.
10466 * symtab.h (class Symbol_table): Update declarations.
10467 * layout.cc: Include "mapfile.h".
10468 (Layout_task_runner::run): Print information to mapfile.
10469 (Layout::create_gold_note): Change Output_data_fixed_space to
10470 Output_data_zero_fill.
10471 (Layout::create_build_id): Likewise.
10472 (Layout::print_to_mapfile): New function.
10473 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10474 constructor. Change caller.
10475 (class Layout): Declare print_to_mapfile.
10476 * output.cc (Output_section::Input_section::print_to_mapfile): New
10478 (Output_section::add_input_section): If producing a map, always
10479 add to input_sections_ list.
10480 (Output_section::do_print_to_mapfile): New function.
10481 (Output_segment::print_sections_to_mapfile): New function.
10482 (Output_segment::print_section_list_to_mapfile): New function.
10483 * output.h: Include "mapfile.h".
10484 (Output_data::print_to_mapfile): New function.
10485 (Output_data::do_print_to_mapfile): New virtual function.
10486 (Output_segment_headers::do_print_to_mapfile): New function.
10487 (Output_file_header::do_print_to_mapfile): New function.
10488 (Output_data_const::do_print_to_mapfile): New function.
10489 (class Output_data_const_buffer): Add map_name_ field. Update
10490 constructor. Change all callers. Add do_print_to_mapfile
10492 (class Output_data_fixed_space): Likewise.
10493 (class Output_data_space): Likewise.
10494 (class Output_data_zero_fill): New class.
10495 (Output_data_strtab::do_print_to_mapfile): New function.
10496 (Output_data_reloc_base::do_print_to_mapfile): New function.
10497 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10498 (Output_data_group::do_print_to_mapfile): New function.
10499 (Output_data_got::do_print_to_mapfile): New function.
10500 (Output_data_dynamic::do_print_to_mapfile): New function.
10501 (Output_symtab_xindex::do_print_to_mapfile): New function.
10502 (class Output_section): Declare do_print_to_mapflie. Declare
10503 print_to_mapfile in Input_section.
10504 (class Output_segment): Declare new functions.
10505 * object.h (Sized_relobj::symbol_count): New function.
10506 * script-sections.cc
10507 (Output_section_element_dot_assignment::set_section_addresses):
10508 Change Output_data_fixed_space to Output_data_zero_fill.
10509 (Output_data_expression::do_print_to_mapfile): New function.
10510 * script.cc (read_input_script): Add mapfile parameter. Change
10512 * script.h (read_input_script): Update declaration.
10513 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10514 (Eh_frame::do_print_to_mapfile): New function.
10515 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10516 (Output_merge_string::do_print_to_mapfile): New function.
10517 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10519 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10521 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10523 * Makefile.am (CCFILES): Add mapfile.cc.
10524 (HFILES): Add mapfile.h.
10525 * Makefile.in: Rebuild.
10527 2008-05-19 Ian Lance Taylor <iant@google.com>
10529 * options.h (class General_options): Add -z relro.
10530 * layout.cc (Layout::Layout): Initialize relro_segment_.
10531 (Layout::add_output_section_data): Return the output section.
10532 (Layout::make_output_section): Rcognize relro sections and mark
10533 them appropriately.
10534 (Layout::attach_allocated_section_to_segment): Put relro sections
10535 in a PT_GNU_RELRO segment.
10536 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10538 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10540 (Layout::linkonce_mapping): Map d.rel.ro.local to
10541 .data.rel.ro.local.
10542 (Layout::output_section_name): Us .data.rel.ro.local for any
10543 section which begins with that.
10544 * layout.h (class Layout): Update add_output_section_data
10545 declaration. Add relro_segment_ field.
10546 * output.cc (Output_section::Output_section): Initialize is_relro_
10547 and is_relro_local_ fields.
10548 (Output_segment::add_output_section): Group relro sections.
10549 (Output_segment::is_first_section_relro): New function.
10550 (Output_segment::maximum_alignment): If there is a relro section,
10551 align the segment to the common page size.
10552 (Output_segment::set_section_addresses): Track whether we are
10553 looking at relro sections. If the last section is a relro
10554 section, align to the common page size.
10555 (Output_segment::set_section_list_addresses): Add in_relro
10556 parameter. Change all callers. Align to the page size when
10557 moving from relro to non-relro section.
10558 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10560 * output.h (class Output_section): Add is_relro_ and
10561 is_relro_local_ fields.
10562 (Output_section::is_relro): New function.
10563 (Output_section::set_is_relro): New function.
10564 (Output_section::is_relro_local): New function.
10565 (Output_section::set_is_relro_local): New function.
10566 (class Output_segment): Update declarations.
10567 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10568 * sparc.cc (Target_sparc::got_section): Likewise.
10569 * x86_64.cc (Target_x86_64::got_section): Likewise.
10570 * testsuite/relro_test_main.cc: New file.
10571 * testsuite/relro_test.cc: New file.
10572 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10573 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10574 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10575 (relro_test.so, relro_test_pic.o): New targets.
10576 * testsuite/Makefile.in: Rebuild.
10578 2008-05-16 Ian Lance Taylor <iant@google.com>
10580 * output.cc (Output_segment::add_output_section): Remove front
10582 * output.h (class Output_segment): Remove
10583 add_initial_output_section and overloaded add_output_section.
10584 Update declaration of remaining add_output_section.
10585 * layout.cc (Layout::create_interp): Call add_output_section
10586 rather than add_initial_output_section.
10587 (Layout::finish_dynamic_section): Likewise.
10589 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10590 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10591 know the dynamic type.
10592 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10593 field. Initialize it in constructor.
10594 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10595 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10596 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10599 * output.cc (Output_reloc::get_address): Change return type to
10601 * output.h (class Output_reloc): Update get_address declaration.
10602 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10603 for section addresses.
10605 2008-05-09 Ian Lance Taylor <iant@google.com>
10608 * gold.cc (gold_nomem): Use return value of write.
10610 2008-05-08 Ian Lance Taylor <iant@google.com>
10612 * symtab.c (Symbol::init_base_output_data): Add version
10613 parameter. Change all callers.
10614 (Symbol::init_base_output_segment): Likewise.
10615 (Symbol::init_base_constant): Likewise.
10616 (Symbol::init_base_undefined): Likewise.
10617 (Sized_symbol::init_output_data): Likewise.
10618 (Sized_symbol::init_output_segment): Likewise.
10619 (Sized_symbol::init_constant): Likewise.
10620 (Sized_symbol::init_undefined): Likewise.
10621 (Symbol_table::do_define_in_output_data): If the new symbol has a
10622 version, mark it as the default.
10623 (Symbol_table::do_define_in_output_segment): Likewise.
10624 (Symbol_table::do_define_as_constant): Likewise.
10625 * symtab.h (class Symbol): Update declarations.
10626 (class Sized_symbol): Likewise.
10627 * resolve.cc (Symbol::override_version): New function.
10628 (Symbol::override_base): Call override_version.
10629 (Symbol::override_base_with_special): Likewise.
10630 * testsuite/ver_script_8.script: New file.
10631 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10632 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10633 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10634 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10636 2008-05-06 Ian Lance Taylor <iant@google.com>
10639 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10641 (class General_options): Remove existing --undefined, and add
10642 --no-undefined instead. Add new --undefined as synonym for -u.
10643 * archive.cc (Archive::add_symbols): Check whether symbol was
10645 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10646 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10647 all uses. Add IS_UNDEFINED. Update declarations to split
10648 different versions of init_base. Declare init_base_undefined.
10649 (Symbol::is_defined): Handle IS_UNDEFINED.
10650 (Symbol::is_undefined): Likewise.
10651 (Symbol::is_weak_undefined): Call is_undefined.
10652 (Symbol::is_absolute): Handle IS_CONSTANT.
10653 (class Sized_symbol): Update declarations to split different
10654 versions of init. Declare init_undefined.
10655 (class Symbol_table): Declare new functions.
10656 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10657 Change all callers.
10658 (Symbol::init_base_output_data): Likewise.
10659 (Symbol::init_base_output_segment): Likewise.
10660 (Symbol::init_base_constant): Likewise.
10661 (Symbol::init_base_undefined): New function.
10662 (Sized_symbol::init_object): Rename from init. Change all
10664 (Sized_symbol::init_output_data): Likewise.
10665 (Sized_symbol::init_output_segment): Likewise.
10666 (Sized_symbol::init_constant): Likewise.
10667 (Sized_symbol::init_undefined): New function.
10668 (Symbol_table::add_undefined_symbols_from_command_line): New
10670 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10672 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10673 (Symbol::output_section): Likewise.
10674 (Symbol::set_output_section): Likewise.
10675 (Symbol_table::sized_finalize_symbol): Likewise.
10676 (Symbol_table::sized_write_globals): Likewise.
10677 * resolve.cc (Symbol_table::should_override): Likewise.
10678 (Symbol::override_base_with_special): Likewise.
10680 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10681 symbol, change it to have default visibility.
10682 * testsuite/protected_1.cc: New file.
10683 * testsuite/protected_2.cc: New file.
10684 * testsuite/protected_3.cc: New file.
10685 * testsuite/protected_main_1.cc: New file.
10686 * testsuite/protected_main_2.cc: New file.
10687 * testsuite/protected_main_3.cc: New file.
10688 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10689 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10690 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10691 (protected_1.so): New target.
10692 (protected_1_pic.o, protected_2_pic.o): New targets.
10693 (protected_3_pic.o): New target.
10694 (check_PROGRAMS): Add protected_2.
10695 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10696 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10697 * testsuite/Makefile.in: Rebuild.
10699 * options.h (DEFINE_var): Add set_user_set_##varname__.
10700 (DEFINE_bool_alias): New macro.
10701 (class General_options): Define -Bstatic using DEFINE_bool_alias
10702 rather than DEFINE_special. Add --undefined as an alias for -z
10704 * options.cc (General_options::parse_Bstatic): Remove.
10706 * options.h (class General_options): Add --fatal-warnings.
10707 * main.cc (main): Implement --fatal-warnings.
10708 * errors.h (Errors::warning_count): New function.
10710 * options.h (class General_options): Add -Bsymbolic-functions.
10711 * symtab.h (Symbol::is_preemptible): Check for
10712 -Bsymbolic-functions.
10714 2008-05-05 Ian Lance Taylor <iant@google.com>
10716 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10717 as noVARNAME rather than no-VARNAME.
10718 (class General_options): Add option -z combreloc.
10719 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10721 (Output_reloc::sort_before) [SHT_REL]: New function.
10722 (Output_reloc::sort_before) [SHT_RELA]: New function.
10723 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10724 Sort_relocs_comparison.
10725 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10726 parameter. Change all callers.
10727 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10728 sort_relocs parameter. Change all callers.
10729 * output.cc (Output_reloc::get_address): New function, broken out
10731 (Output_reloc::write_rel): Call it.
10732 (Output_reloc::compare): New function.
10733 (Output_data_reloc_base::do_write): Optionally sort relocs.
10735 * configure.ac: If targ_extra_obj is set, link it in.
10736 * configure.tgt: Initialize all variables.
10737 (x86_64*): Set targ_extra_obj and targ_extra_size.
10738 * configure: Rebuild.
10740 * object.cc (Sized_relobj::include_section_group): Adjust section
10741 indexes read from group data. Build vector to pass to
10743 * layout.cc (Layout::layout_group): Add flags and shndxes
10744 parameters. Remove contents parameter. Change caller. Update
10745 explicit instantiations.
10746 * layout.h (class Layout): Update layout_group declaration.
10747 * output.cc (Output_data_group::Output_data_group): Add flags and
10748 input_shndxes parameters. Remove contents parameter. Change
10750 (Output_data_group::do_write): Change input_sections_ to
10752 * output.h (class Output_data_group): Update constructor
10753 declaration. Rename input_sections_ to input_shndxes_.
10754 * testsuite/many_sections_test.cc: Add template.
10756 2008-04-30 Cary Coutant <ccoutant@google.com>
10758 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10760 * layout.cc (Layout::include_section): Refactored check for debug
10762 (Layout::add_comdat): Add new parameters. Change type
10763 of signature parameter. Add object and shndx to signatures table.
10764 (Layout::find_kept_object): New function.
10765 * layout.h: Include <cstring>.
10766 (Layout::is_debug_info_section): New function.
10767 (Layout::add_comdat): Add new parameters.
10768 (Layout::find_kept_object): New function.
10769 (Layout::Kept_section): New struct.
10770 (Layout::Signatures): Change type of map range.
10771 * object.cc (Relobj::output_section_address): New function.
10772 (Sized_relobj::include_section_group): Add new parameters. Change
10773 calls to Layout::add_comdat. Change to build table of kept comdat
10774 groups and table mapping discarded sections to kept sections.
10775 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10776 (Sized_relobj::do_layout): Change calls to include_section_group and
10777 include_linkonce_section.
10778 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10779 value to zero when section is discarded.
10780 (Sized_relobj::map_to_kept_section): New function.
10781 * object.h (Relobj::output_section_address): New function.
10782 (Relobj::Comdat_group): New type.
10783 (Relobj::find_comdat_group): New function.
10784 (Relobj::Comdat_group_table): New type.
10785 (Relobj::Kept_comdat_section): New type.
10786 (Relobj::Kept_comdat_section_table): New type.
10787 (Relobj::add_comdat_group): New function.
10788 (Relobj::set_kept_comdat_section): New function.
10789 (Relobj::get_kept_comdat_section): New function.
10790 (Relobj::comdat_groups_): New field.
10791 (Relobj::kept_comdat_sections_): New field.
10792 (Symbol_value::input_value): Update comment.
10793 (Sized_relobj::map_to_kept_section) New function.
10794 (Sized_relobj::include_linkonce_section): Add new parameter.
10795 * target-reloc.h (Comdat_behavior): New type.
10796 (get_comdat_behavior): New function.
10797 (relocate_section): Add code to map a discarded section to the
10798 corresponding kept section when applying a relocation.
10800 2008-04-30 Craig Silverstein <csilvers@google.com>
10802 * dwarf_reader.cc (next_generation_count): New static var.
10803 (Addr2line_cache_entry): New struct.
10804 (addr2line_cache): New static var.
10805 (Dwarf_line_info::one_addr2line): Added caching.
10806 (Dwarf_line_info::clear_addr2line_cache): New function.
10807 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10808 cache-size parameter.
10809 (Dwarf_line_info::one_addr2line_cache): New function.
10810 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10811 new cache-size argument to one_addr2line(), and clear cache.
10813 2008-04-28 Cary Coutant <ccoutant@google.com>
10815 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10816 R_386_PC8 relocations.
10818 2008-04-23 Ian Lance Taylor <iant@google.com>
10820 * object.cc (Sized_relobj::include_section_group): Check for
10821 invalid section group.
10823 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10826 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10827 than read for file header.
10828 * archive.cc (Archive::include_member): Likewise.
10830 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10832 * aclocal.m4: Regenerate.
10833 * configure: Regenerate.
10835 2008-04-19 Ian Lance Taylor <iant@google.com>
10837 * version.cc (version_string): Bump to 1.6.
10839 * testsuite/Makefile.am (many_sections_r_test): New target.
10840 (many_sections_r_test_SOURCES): Remove.
10841 (many_sections_r_test_DEPENDENCIES): Remove.
10842 (many_sections_r_test_LDFLAGS): Remove.
10843 (many_sections_r_test_LDADD): Remove.
10845 * object.cc (Sized_relobj::do_add_symbols): Always pass
10846 local_symbol_count_ to add_from_relobj.
10848 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10849 every thousand variables.
10850 * testsuite/Makefile.in: Rebuild.
10852 * object.cc (Xindex::initialize_symtab_xindex): New function.
10853 (Xindex::read_symtab_xindex): New function.
10854 (Xindex::sym_xindex_to_shndx): New function.
10855 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10857 (Sized_relobj::do_initialize_xindex): New function.
10858 (Sized_relobj::do_read_symbols): Adjust section links.
10859 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10860 parameter. Change all callers.
10861 (Sized_relobj::include_section_group): Adjust section links and
10862 symbol section indexes.
10863 (Sized_relobj::do_layout): Adjust section links.
10864 (Sized_relobj::do_count_local_symbols): Adjust section links and
10865 symbol section indexes.
10866 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10867 ordinary and special symbols.
10868 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10869 dynsym_xindex parameters. Change all callers. Adjust section
10870 links. Use SHN_XINDEX when needed.
10871 (Sized_relobj::get_symbol_location_info): Adjust section links.
10872 Don't get fooled by special symbols.
10873 * object.h (class Xindex): Define.
10874 (class Object): Add xindex_ parameter. Declare virtual functoin
10875 do_initialize_xindex.
10876 (Object::adjust_sym_shndx): New function.
10877 (Object::set_xindex): New protected function.
10878 (class Symbol_value): Add is_ordinary_shndx_ field.
10879 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10880 (Symbol_value::value): Assert ordinary section.
10881 (Symbol_value::initialize_input_to_output_map): Likewise.
10882 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10883 Change all callers.
10884 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10886 (class Sized_relobj): Update declarations.
10887 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10888 parameter. Change all callers.
10889 (Sized_relobj::adjust_shndx): New function.
10890 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10892 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10893 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10894 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10895 (Sized_dynobj::read_dynsym_section): Adjust section links.
10896 (Sized_dynobj::read_dynamic): Likewise.
10897 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10899 (Sized_dynobj::do_initialize_xindex): New function.
10900 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10901 do_initialize_xindex.
10902 (Sized_dynobj::adjust_shndx): New function.
10903 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10904 dynsym_xindex_ fields.
10905 (Layout::finalize): Add a call to set_section_indexes before
10906 creating the symtab sections.
10907 (Layout::set_section_indexes): Don't do anything if the section
10908 already has a section index.
10909 (Layout::create_symtab_sections): Add shnum parameter. Change
10910 caller. Create .symtab_shndx section if needed.
10911 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10913 (Layout::allocated_output_section_count): New function.
10914 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10916 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10917 fields. Update declarations.
10918 (Layout::symtab_xindex): New function.
10919 (Layout::dynsym_xindex): New function.
10920 (class Write_symbols_task): Add layout_ field.
10921 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10923 * output.cc (Output_section_headers::Output_section_headers): Add
10924 shstrtab_section parameter. Change all callers.
10925 (Output_section_headers::do_sized_write): Store overflow values
10926 for section count and section string table section index in
10927 section header zero.
10928 (Output_file_header::do_sized_write): Check for overflow of
10929 section count and section string table section index.
10930 (Output_symtab_xindex::do_write): New function.
10931 (Output_symtab_xindex::endian_do_write): New function.
10932 * output.h (class Output_section_headers): Add shstrtab_section_.
10933 Update declarations.
10934 (class Output_symtab_xindex): Define.
10935 (Output_section::has_out_shndx): New function.
10936 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10938 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10939 Change all callers.
10940 (Sized_symbol::init): Likewise.
10941 (Symbol::output_section): Check for ordinary symbol.
10942 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10943 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10945 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10946 Change all callers. Simplify handling of symbols from sections
10947 not included in the link.
10948 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10950 (Weak_alias_sorter::operator()): Assert that symbols are
10952 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10954 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10955 parameters. Change all callers.
10956 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10957 symbol distinction. Use SHN_XINDEX when needed.
10958 (Symbol_table::write_section_symbol): Add symtab_xindex
10959 parameter. Change all callers.
10960 (Symbol_table::sized_write_section_symbol): Likewise. Use
10961 SHN_XINDEX when needed.
10962 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10964 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10965 (Symbol::is_defined): Check is_ordinary.
10966 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10967 (Symbol::is_absolute, Symbol::is_common): Likewise.
10968 (class Sized_symbol): Update declarations.
10969 (class Symbol_table): Update declarations.
10970 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10971 parameters. Change all callers.
10972 (Sized_symbol::override): Likewise.
10973 (Symbol_table::override): Likewise.
10974 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10975 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10976 is_ordinary, and orig_st_shndx parameters. Change all callers.
10977 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10978 to be in an ordinary section.
10979 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10980 object and is_ordinary parameters. Change all callers.
10981 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10982 Change all callers. Don't add undefined or non-ordinary symbols
10984 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10985 Change all callers.
10986 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10988 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10989 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10990 (Sized_relobj::relocate_sections): Likewise.
10991 * target-reloc.h (scan_relocs): Adjust section symbol index.
10992 (scan_relocatable_relocs): Likewise.
10993 * i386.cc (Scan::local): Check for ordinary symbols.
10994 * sparc.cc (Scan::local): Likewise.
10995 * x86_64.cc (Scan::local): Likewise.
10996 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10997 to symbol_section_and_value.
10998 * testsuite/many_sections_test.cc: New file.
10999 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11000 (check_PROGRAMS): Add many_sections_test.
11001 (many_sections_test_SOURCES): Define.
11002 (many_sections_test_DEPENDENCIES): Define.
11003 (many_sections_test_LDFLAGS): Define.
11004 (BUILT_SOURCES): Add many_sections_define.h.
11005 (many_sections_define.h): New target.
11006 (BUILT_SOURCES): Add many_sections_check.h.
11007 (many_sections_check.h): New target.
11008 (check_PROGRAMS): Add many_sections_r_test.
11009 (many_sections_r_test_SOURCES): Define.
11010 (many_sections_r_test_DEPENDENCIES): Define.
11011 (many_sections_r_test_LDFLAGS): Define.
11012 (many_sections_r_test_LDADD): Define.
11013 (many_sections_r_test.o): New target.
11014 * testsuite/Makefile.in: Rebuild.
11016 2008-04-17 Cary Coutant <ccoutant@google.com>
11018 * errors.cc (Errors::info): New function.
11019 (gold_info): New function.
11020 * errors.h (Errors::info): New function.
11021 * gold.h (gold_info): New function.
11022 * object.cc (Input_objects::add_object): Print trace output.
11023 * options.cc (options::parse_set): New function.
11024 (General_options::parse_wrap): Deleted.
11025 (General_options::General_options): Deleted initializer.
11026 * options.h (options::String_set): New typedef.
11027 (options::parse_set): New function.
11028 (DEFINE_set): New macro.
11029 (General_options::wrap): Changed to use DEFINE_set. Changed
11030 callers of any_wrap_symbols and is_wrap_symbol.
11031 (General_options::trace, General_options::trace_symbol):
11033 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11034 (General_options::wrap_symbols_): Deleted.
11035 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11037 2008-04-17 David S. Miller <davem@davemloft.net>
11039 * options.cc (General_options::parse_V): New function.
11040 * options.h: Add entries for -V and -Qy.
11042 2008-04-17 Ian Lance Taylor <iant@google.com>
11044 * common.cc (Symbol_table::allocate_commons): Remove options
11045 parameter. Change caller.
11046 (Symbol_table::do_allocate_commons): Remove options parameter.
11047 Change caller. Just call do_allocate_commons_list twice.
11048 (Symbol_table::do_allocate_commons_list): New function, broken out
11049 of do_allocate_commons.
11050 * common.h (class Allocate_commons_task): Remove options_ field.
11051 Update constructor.
11052 * symtab.cc (Symbol_table::Symbol_table): Initialize
11054 (Symbol_table::add_from_object): Put TLS common symbols on
11056 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11057 which are IN_OUTPUT_DATA.
11058 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11059 allocate_commons and do_allocate_commons declarations. Declare
11060 do_allocate_commons_list.
11061 * gold.cc (queue_middle_tasks): Update creation of
11062 Allocate_commons_task to not pass options.
11063 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11064 (TLS_TEST_C_FLAGS): New variable.
11065 (tls_test_c_pic.o): New target.
11066 (tls_test_shared.so): Link in tls_test_c_pic.o.
11067 (tls_test_c_pic_ie.o): New target.
11068 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11069 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11070 (tls_test_c.o): New target.
11071 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11072 (tls_pic_test_LDADD): Likewise.
11073 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11074 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11075 (tls_test_c_gnu2.o): New target.
11076 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11078 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11079 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11080 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11081 * testsuite/tls_test.cc: Include "config.h".
11082 (t_last): Call t11_last.
11083 * testsuite/tls_test.h (t11, t11_last): Declare.
11084 * testsuite/tls_test_c.c: New file.
11085 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11086 * configure.ac: Check for OpenMP support.
11087 * configure, config.in, Makefile.in: Rebuild.
11088 * testsuite/Makefile.in: Rebuild.
11090 2008-04-16 Cary Coutant <ccoutant@google.com>
11092 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11093 (Target_i386::tls_base_symbol_defined_): New field.
11094 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11095 (Target_i386::Scan::global): Likewise.
11096 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11097 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11098 (Target_x86_64::tls_base_symbol_defined_): New field.
11099 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11100 (Target_x86_64::Scan::global): Likewise.
11102 2008-04-16 Cary Coutant <ccoutant@google.com>
11104 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11105 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11106 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11107 building shared libraries.
11108 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11109 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11110 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11111 * testsuite/Makefile.in: Rebuild.
11112 * testsuite/weak_undef.h: New file.
11113 * testsuite/weak_undef_file1.cc: Add extra test cases.
11114 * testsuite/weak_undef_file2.cc: Likewise.
11115 * testsuite/weak_undef_test.cc: Likewise.
11117 2008-04-16 David S. Miller <davem@davemloft.net>
11119 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11120 Add issued_non_pic_error_ field. Declare check_non_pic.
11121 (Target_sparc::Scan::check_non_pic): New function.
11122 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11123 (Target_sparc::Scan::global): Likewise.
11125 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11126 * configure: Rebuild.
11128 * options.h (DEFINE_enable): New macro.
11129 (new_dtags): New enable option.
11130 (initfirst, interpose, loadfltr, nodefaultlib,
11131 nodelete, nodlopen, nodump): New -z options.
11132 * layout.cc (Layout:finish_dynamic_section): If new
11133 dtags enabled, emit DT_RUNPATH. Also, emit a
11134 DT_FLAGS_1 containing any specified -z flags.
11136 2008-04-16 Ian Lance Taylor <iant@google.com>
11138 * copy-relocs.cc: New file.
11139 * copy-relocs.h: New file.
11140 * reloc.cc: Remove Copy_relocs code.
11141 * reloc.h: Likewise.
11142 * reloc-types.h (struct Reloc_types) [both versions]: Add
11143 get_reloc_addend_noerror.
11144 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11145 variants of add_global which take an addend which must be zero.
11146 * i386.cc: Include "copy-relocs.h".
11147 (class Target_i386): Change type of copy_relocs_ to variable,
11148 update initializer.
11149 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11150 Change all callers.
11151 (Target_i386::do_finalize_sections): Change handling of
11153 * sparc.cc: Include "copy-relocs.h".
11154 (class Target_sparc): Change type of copy_relocs_ to variable,
11155 update initializer.
11156 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11157 Change all callers.
11158 (Target_sparc::do_finalize_sections): Change handling of
11160 * x86_64.cc: Include "copy-relocs.h".
11161 (class Target_x86_64): Change type of copy_relocs_ to variable,
11162 update initializer.
11163 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11164 class. Change all callers.
11165 (Target_x86_64::do_finalize_sections): Change handling of
11167 * Makefile.am (CCFILES): Add copy-relocs.cc.
11168 (HFILES): Add copy-relocs.h.
11170 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11172 * testsuite/script_test_4.sh: Permit leading zeroes.
11174 2008-04-15 Ian Lance Taylor <iant@google.com>
11176 * script-sections.cc (Script_sections::create_segments): Use
11177 header_size_adjustment even when there is enough room for the
11179 * testsuite/script_test_4.sh: New file.
11180 * testsuite/script_test_4.t: New file.
11181 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11182 (check_DATA): Add script_test_4.stdout.
11183 (MOSTLYCLEANFILES): Likewise.
11184 (script_test_4): New target.
11185 (script_test_4.stdout): New target.
11186 * testsuite/Makefile.in: Rebuild.
11188 * sparc.cc: Add definitions for Output_data_plt_sparc class
11191 2008-04-14 David S. Miller <davem@davemloft.net>
11193 * sparc.cc: New file.
11194 * Makefile.am (TARGETSOURCES): Add sparc.cc
11195 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11196 * configure.tgt: Document targ_extra_size and
11197 targ_extra_big_endian. Add entries for sparc-* and
11199 * configure.ac: Handle targ_extra_size and
11200 targ_extra_big_endian.
11201 * Makefile.in: Rebuild.
11202 * configure: Likewise.
11203 * po/POTFILES.in: Likewise.
11204 * po/gold.pot: Likewise.
11206 2008-04-14 Ian Lance Taylor <iant@google.com>
11208 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11209 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11210 in the name/type/flags to section mapping. Don't call
11211 allocate_output_section.
11212 (Layout::choose_output_section): Change parameter from adjust_name
11213 to is_input_section. Don't permit input sections after sections
11214 are attached to segments. Don't call allocate_output_section.
11215 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11216 not write_enable_output_section.
11217 (Layout::make_output_section): Don't push to
11218 unattached_section_list_ nor call attach_to_segment. Call
11219 attach_section_to_segment if sections are attached.
11220 (Layout::attach_sections_to_segments): New function.
11221 (Layout::attach_section_to_segment): New function.
11222 (Layout::attach_allocated_section_to_segment): Rename from
11223 attach_to_segment. Remove flags parameter.
11224 (Layout::allocate_output_section): Remove function.
11225 (Layout::write_enable_output_section): Remove function.
11226 * layout.h (class Layout): Update for above changes. Add new
11227 field sections_are_attached_.
11228 * output.h (Output_section::update_flags_for_input_section): New
11230 * output.cc (Output_section::add_input_section): Call
11231 update_flags_for_input_section.
11232 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11234 2008-04-11 Cary Coutant <ccoutant@google.com>
11236 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11237 thought unnecessary.
11238 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11240 2008-04-11 Ian Lance Taylor <iant@google.com>
11242 * output.h (class Output_section_data): Remove inline definition
11244 * output.cc (Output_section_data::set_addralign): New function.
11246 2008-04-11 Cary Coutant <ccoutant@google.com>
11248 Add support for TLS descriptors for i386 and x86_64.
11249 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11250 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11251 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11253 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11254 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11255 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11257 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11258 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11259 Fix problem with initial-exec relocations.
11260 (Target_i386::Relocate::relocate_tls): Likewise.
11261 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11263 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11264 support for section-plus-offset dynamic table entries.
11265 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11266 (Output_data_dynamic::Dynamic_entry): Add support for
11267 section-plus-offset dynamic table entries.
11268 (Output_data_dynamic::Classification): Likewise.
11269 (Output_data_dynamic::classification_): Renamed offset_.
11270 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11271 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11272 (Target_x86_64::make_plt_section): New function.
11273 (Target_x86_64::reserve_tlsdesc_entries): New function.
11274 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11275 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11276 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11277 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11278 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11279 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11280 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11281 add extra PLT entry for TLS descriptors.
11282 (Output_data_plt_x86_64::got_): New field.
11283 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11284 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11286 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11288 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11289 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11290 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11291 R_386_TLS_DESC_CALL relocations.
11292 (Target_x86_64::Scan::global): Likewise.
11293 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11294 for TLS descriptors.
11295 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11296 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11297 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11298 GD-to-IE relaxation.
11299 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11300 and TLS_DESCRIPTORS.
11301 * Makefile.in: Rebuild.
11302 * configure: Rebuild.
11303 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11304 (tls_test_shared2.so): New target.
11305 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11306 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11307 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11308 (tls_shared_gd_to_ie_test_LDADD): New variable.
11309 (tls_shared_gnu2_gd_to_ie_test): New target.
11310 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11312 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11313 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11314 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11315 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11316 (tls_shared_gnu2_test): New target.
11317 (tls_test_gnu2_shared.so): New target.
11318 (tls_shared_gnu2_test_SOURCES): New variable.
11319 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11320 (tls_shared_gnu2_test_LDFLAGS): New variable.
11321 (tls_shared_gnu2_test_LDADD): New variable.
11322 * testsuite/Makefile.in: Rebuild.
11323 * testsuite/Makefile.
11325 2008-04-11 Ian Lance Taylor <iant@google.com>
11327 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11329 * testsuite/Makefile.in: Rebuild.
11331 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11333 * testsuite/script_test_2.cc (main): Adjust test.
11335 2008-04-11 David S. Miller <davem@davemloft.net>
11336 Ian Lance Taylor <iant@google.com>
11338 * options.h (General_options): Add entries for '-Y' and
11340 * options.cc (General_options:finalize): If -Y was used, add those
11341 entries to the library path instead of the default "/lib" and
11344 2008-04-11 David S. Miller <davem@davemloft.net>
11346 * testsuite/justsyms.t: Start at 0x100.
11347 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11348 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11350 * testsuite/script_test_2.cc: Adjust string and section length
11353 2008-04-09 Ian Lance Taylor <iant@google.com>
11356 * script-sections.cc (Sections_element::allocate_to_segment): Add
11358 (Output_section_definition::allocate_to_segment): Likewise.
11359 (Orphan_output_section::allocate_to_segment): Likewise.
11360 (Script_sections::attach_sections_using_phdrs_clause): Don't
11361 propagate non-PT_LOAD segments to orphan sections.
11362 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11363 readelf rather than objdump.
11364 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11365 .interp section and PT_INTERP segment are the same size.
11366 * testsuite/Makefile.in: Rebuild.
11368 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11369 aliases for symbols defined in the same object.
11370 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11371 (weak_alias_test_SOURCES): New variable.
11372 (weak_alias_test_DEPENDENCIES): New variable.
11373 (weak_alias_test_LDFLAGS): New variable.
11374 (weak_alias_test_LDADD): New variable.
11375 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11376 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11377 (weak_alias_test_3.o): New target.
11378 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11379 * testsuite/weak_alias_test_main.cc: New file.
11380 * testsuite/weak_alias_test_1.cc: New file.
11381 * testsuite/weak_alias_test_2.cc: New file.
11382 * testsuite/weak_alias_test_3.cc: New file.
11384 2008-04-08 Ian Lance Taylor <iant@google.com>
11386 * options.h (class General_options): Add --noinhibit-exec option.
11387 * main.cc (main): Check --noinhibit-exec.
11389 * options.h (class General_options): Define --wrap as a special
11390 option. Add wrap_symbols_ field.
11391 (General_options::any_wrap_symbols): New function.
11392 (General_options::is_wrap_symbol): New function.
11393 * options.cc (General_options::parse_wrap): New function.
11394 (General_options::General_options): Initialize wrap_symbols_.
11395 * symtab.cc (Symbol_table::wrap_symbol): New function.
11396 (Symbol_table::add_from_object): Handle --wrap.
11397 * symtab.h (class Symbol_table): Declare wrap_symbol.
11398 * target.h (Target::wrap_char): New function.
11399 (Target::Target_info): Add wrap_char field.
11400 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11401 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11402 * testsuite/testfile.cc (Target_test::test_target_info):
11405 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11408 * layout.h (class Layout): Add added_eh_frame_data_ field.
11409 * layout.cc (Layout::Layout): Initialize new field.
11410 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11411 output section until we find a section we merged successfully.
11412 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11413 that the size be non-zero.
11415 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11418 2008-04-08 Craig Silverstein <csilvers@google.com>
11420 * configure.ac: Export new conditional variable HAVE_ZLIB.
11421 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11423 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11424 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11426 2008-04-07 Ian Lance Taylor <iant@google.com>
11428 * version.cc (version_string): Set to "1.5".
11430 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11431 Add issued_non_pic_error_ field. Declare check_non_pic.
11432 (Target_x86_64::Scan::check_non_pic): New function.
11433 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11434 (Target_x86_64::Scan::global): Likewise.
11436 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11437 addend parameter. Change caller. Handle merge sections.
11438 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11439 Address to Addend. Don't add in the result of
11440 local_section_offset, pass down the addend and use the returned
11442 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11443 Update declarations of local_section_offset and symbol_value.
11444 * testsuite/two_file_test_1.cc (t18): New function.
11445 * testsuite/two_file_test_2.cc (f18): New function.
11446 * testsuite/two_file_test_main.cc (main): Call t18.
11447 * testsuite/two_file_test.h (t18, f18): Declare.
11449 * configure.ac: Don't test for objdump, c++filt, or readelf.
11450 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11452 (TEST_READELF): New variable.
11453 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11454 (check_PROGRAMS): Add two_file_strip_test.
11455 (two_file_strip_test): New target.
11456 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11457 (two_file_same_shared_strip_test_SOURCES): New variable.
11458 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11459 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11460 (two_file_same_shared_strip_test_LDADD): New variable.
11461 (two_file_shared_strip.so): New target.
11462 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11463 (ver_test_5.syms, ver_test_7.syms): Likewise.
11464 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11465 (strip_test_3.stdout): Use TEST_OBJDUMP.
11466 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11468 2008-04-04 Cary Coutant <ccoutant@google.com>
11470 * symtab.h (Symbol::is_weak_undefined): New function.
11471 (Symbol::is_strong_undefined): New function.
11472 (Symbol::is_absolute): New function.
11473 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11474 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11476 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11477 (weak_undef_test): New target.
11478 * testsuite/Makefile.in: Rebuild.
11479 * testsuite/weak_undef_file1.cc: New file.
11480 * testsuite/weak_undef_file2.cc: New file.
11481 * testsuite/weak_undef_test.cc: New file.
11483 2008-04-03 Craig Silverstein <csilvers@google.com>
11485 * compressed_output.h (class Output_compressed_section): Use
11487 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11489 (zlib_compressed_suffix): Removed.
11490 (Output_compressed_section::set_final_data_size): Use unsigned
11492 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11493 Fix linker invocation.
11494 (flagstest_o_specialfile_and_compress_debug_sections):
11496 * testsuite/Makefile.in: Regenerated.
11498 2008-04-02 David S. Miller <davem@davemloft.net>
11500 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11501 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11503 2008-04-02 Craig Silverstein <csilvers@google.com>
11507 2008-04-02 Ian Lance Taylor <iant@google.com>
11509 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11510 parameters. Update for new key type to views_. Change all
11512 (File_read::read): Adjust for byteshift in returned view.
11513 (File_read::add_view): New function, broken out of
11514 find_and_make_view.
11515 (File_read::make_view): New function, broken out of
11516 find_and_make_view.
11517 (File_read::find_or_make_view): Add offset and aligned
11518 parameters. Rewrite accordingly. Change all callers.
11519 (File_read::get_view): Add offset and aligned parameters. Adjust
11520 for byteshift in return value.
11521 (File_read::get_lasting_view): Likewise.
11522 * fileread.h (class File_read): Update declarations.
11523 (class File_read::View): Add byteshift_ field. Add byteshift to
11524 constructor. Add byteshift method.
11525 * archive.h (Archive::clear_uncached_views): New function.
11526 (Archive::get_view): Add aligned parameter. Change all callers.
11527 * object.h (Object::get_view): Add aligned parameter. Change all
11529 (Object::get_lasting_view): Likewise.
11531 * fileread.cc (File_read::release): Don't call clear_views if
11532 there are multiple objects.
11533 * fileread.h (File_read::clear_uncached_views): New function.
11534 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11537 2008-03-31 Cary Coutant <ccoutant@google.com>
11539 Add thin archive support.
11540 * archive.cc (Archive::armagt): New const.
11541 (Archive::setup): Remove task parameter and calls to unlock.
11542 (Archive::unlock_nested_archives): New function.
11543 (Archive::read_header): Add nested_off parameter. Change
11545 (Archive::interpret_header): Likewise.
11546 (Archive::include_all_members): Change to handle thin
11548 (Archive::include_member): Likewise.
11549 * archive.h (Archive::Archive): Add new parameters and
11551 (Archive::armagt): New const.
11552 (Archive::setup): Remove task parameter.
11553 (Archive::unlock_nested_archives): New function.
11554 (Archive::read_header): Add nested_off parameter.
11555 (Archive::interpret_header): Likewise.
11556 (Archive::Nested_archive_table): New typedef.
11557 (Archive::is_thin_archive_): New field.
11558 (Archive::nested_archives_): New field.
11559 (Archive::options_): New field.
11560 (Archive::dirpath_): New field.
11561 (Archive::task_): New field.
11562 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11563 for thin archives. Pass additional parameters to
11564 Archive::Archive. Unlock the archive file after calling
11567 2008-03-29 Ian Lance Taylor <iant@google.com>
11569 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11570 version symbol to be local.
11571 * testsuite/ver_test_4.sh: New file.
11572 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11573 (check_DATA): Add ver_test_4.syms.
11574 (ver_test_4.syms): New target.
11575 * testsuite/Makefile.in: Rebuild.
11578 (Output_section::Input_section_sort_entry::has_priority): New
11580 (Output_section::Input_section_sort_entry::match_file_name): New
11582 (Output_section::Input_section_sort_entry::match_section_name):
11584 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11586 (Output_section::Input_section_sort_entry::match_section_file):
11588 (Output_section::Input_section_sort_compare::operator()): Rewrite
11589 using new Input_section_sort_entry functions. Sort crtbegin and
11590 crtend first. Sort sections with no priority before sections with
11592 * testsuite/initpri1.c (d3): Check j != 4.
11593 (cd5): New constructor/destructor function.
11594 (main): Check j != 2.
11596 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11597 new symbol when resolving, don't call set_is_default.
11598 * testsuite/ver_test_7.cc: New file.
11599 * testsuite/ver_test_7.sh: New file.
11600 * testsuite/Makefile.am (ver_test_7.so): New target.
11601 (ver_test_7.o): New target.
11602 (check_SCRIPTS): Add ver_test_7.sh.
11603 (check_DATA): Add ver_test_7.syms.
11604 (ver_test_7.syms): New target.
11606 2008-03-28 Ian Lance Taylor <iant@google.com>
11608 * layout.cc (Layout::layout): If we see an input section with a
11609 name that needs sorting, set the must_sort flag for the output
11611 (Layout::make_output_section): If the name of the output section
11612 indicates that it might require sorting, set the may_sort flag.
11613 * output.h (Output_section::may_sort_attached_input_sections): New
11615 (Output_section::set_may_sort_attached_input_sections): New
11617 (Output_section::must_sort_attached_input_sections): New
11619 (Output_section::set_must_sort_attached_input_sections): New
11621 (class Output_section): Declare Input_section_sort_entry. Define
11622 Input_section_sort_compare. Declare
11623 sort_attached_input_sections. Add new fields:
11624 may_sort_attached_input_sections_,
11625 must_sort_attached_input_sections_,
11626 attached_input_sections_are_sorted_.
11627 * output.cc (Output_section::Output_section): Initialize new
11629 (Output_section::add_input_section): Add an entry to
11630 input_sections_ if may_sort or must_sort are true.
11631 (Output_section::set_final_data_size): Call
11632 sort_attached_input_sections if necessary.
11633 (Output_section::Input_section_sort_entry): Define new class.
11634 (Output_section::Input_section_sort_compare::operator()): New
11636 (Output_section::sort_attached_input_sections): New function.
11637 * configure.ac: Check whether the compiler supports constructor
11638 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11639 * testsuite/initpri1.c: New file.
11640 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11641 CONSTRUCTOR_PRIORITY.
11642 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11643 (initpri1_LDFLAGS): New variable.
11644 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11646 2008-03-27 Ian Lance Taylor <iant@google.com>
11648 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11649 * testsuite/common_test_1.c: New file.
11650 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11651 (common_test_1_SOURCES): New variable.
11652 (common_test_1_DEPENDENCIES): New variable.
11653 (common_test_1_LDFLAGS): New variable.
11655 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11656 and commons_ correctly when NAME/VERSION does not override
11658 * testsuite/ver_test_6.c: New file.
11659 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11660 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11661 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11663 2008-03-26 Ian Lance Taylor <iant@google.com>
11665 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11666 of an undefined symbol from a version script.
11667 * testsuite/Makefile.am (ver_test_5.so): New target.
11668 (ver_test_5.o): New target.
11669 (check_SCRIPTS): Add ver_test_5.sh.
11670 (check_DATA): Add ver_test_5.syms.
11671 (ver_test_5.syms): New target.
11672 * testsuite/ver_test_5.cc: New file.
11673 * testsuite/ver_test_5.script: New file.
11674 * testsuite/ver_test_5.sh: New file.
11675 * Makefile.in, testsuite/Makefile.in: Rebuild.
11678 Fix problems building gold with gcc 4.3.0.
11679 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11680 (gold_error_at_location, gold_warning_at_location): Use it.
11681 * configure.ac: Check whether we can compile and use a template
11682 function with a printf attribute.
11683 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11684 when jumping over bytes.
11685 * object.cc: Instantiate Object::read_section_data.
11686 * debug.h: Include <cstring>
11687 * dwarf_reader.cc: Include <algorithm>
11688 * main.cc: Include <cstring>.
11689 * options.cc: Include <cstring>.
11690 * output.cc: Include <cstring>.
11691 * script.cc: Include <cstring>.
11692 * script.h: Include <string>.
11693 * symtab.cc: Include <cstring> and <algorithm>.
11694 * target-select.cc: Include <cstring>.
11695 * version.cc: Include <string>.
11696 * testsuite/testmain.cc: Include <cstdlib>.
11697 * configure, config.in: Rebuild.
11699 2008-03-25 Ian Lance Taylor <iant@google.com>
11701 * options.cc: Include "../bfd/bfdver.h".
11702 (options::help): Print bug reporting address.
11704 * version.cc (print_version): Adjust output for current value of
11705 BFD_VERSION_STRING.
11709 * options.cc (options::help): Print list of supported targets.
11710 * target-select.h: Include <vector>.
11711 (class Target_selector): Make machine_, size_, and is_big_endian_
11712 fields const. Add bfd_name_ and instantiated_target_ fields.
11713 (Target_selector::Target_selector): Add bfd_name parameter.
11714 (Target_selector::recognize): Make non-virtual, call
11716 (Target_selector::recognize_by_name): Make non-virtual, call
11717 do_recognize_by_name.
11718 (Target_selector::supported_names): New function.
11719 (Target_selector::bfd_name): New function.
11720 (Target_selector::do_instantiate_target): New pure virtual
11722 (Target_selector::do_recognize): New virtual function.
11723 (Target_selector::do_recognize_by_name): New virtual function.
11724 (Target_selector::instantiate_target): New private function.
11725 (supported_target_names): Declare.
11726 * target-select.cc (Target_selector::Target_selector): Update for
11727 new parameter and fields.
11728 (select_target_by_name): Check that the name matches before
11729 calling recognize_by_name.
11730 (supported_target_names): New function.
11731 * i386.cc (class Target_selector_i386): Update Target_selector
11732 constructor call. Remove recognize and recognize_by_name. Add
11733 do_instantiate_target.
11734 * x86_64.cc (class Target_selector_x86_64): Likewise.
11735 * testsuite/testfile.cc (class Target_selector_test): Update for
11736 changes to Target_selector.
11738 * README: Rewrite, with some notes on unsupported features.
11740 2008-03-24 Cary Coutant <ccoutant@google.com>
11742 * i386.cc (Target_i386::Got_type): New enum declaration.
11743 (Target_i386::Scan::local): Updated callers of Output_data_got
11745 (Target_i386::Scan::global): Likewise.
11746 (Target_i386::Relocate::relocate): Likewise.
11747 (Target_i386::Relocate::relocate_tls): Likewise.
11748 * object.h (Got_offset_list): New class.
11749 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11750 (Sized_relobj::local_got_offset): Likewise.
11751 (Sized_relobj::set_local_got_offset): Likewise.
11752 (Sized_relobj::local_has_tls_got_offset): Removed.
11753 (Sized_relobj::local_tls_got_offset): Removed.
11754 (Sized_relobj::set_local_tls_got_offset): Removed.
11755 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11756 * output.cc (Output_data_got::add_global): Added got_type parameter.
11757 (Output_data_got::add_global_with_rel): Likewise.
11758 (Output_data_got::add_global_with_rela): Likewise.
11759 (Output_data_got::add_global_pair_with_rel): New function.
11760 (Output_data_got::add_global_pair_with_rela): New function.
11761 (Output_data_got::add_local): Added got_type parameter.
11762 (Output_data_got::add_local_with_rel): Likewise.
11763 (Output_data_got::add_local_with_rela): Likewise.
11764 (Output_data_got::add_local_pair_with_rel): New function.
11765 (Output_data_got::add_local_pair_with_rela): New function.
11766 (Output_data_got::add_global_tls): Removed.
11767 (Output_data_got::add_global_tls_with_rel): Removed.
11768 (Output_data_got::add_global_tls_with_rela): Removed.
11769 (Output_data_got::add_local_tls): Removed.
11770 (Output_data_got::add_local_tls_with_rel): Removed.
11771 (Output_data_got::add_local_tls_with_rela): Removed.
11772 * output.h (Output_data_got::add_global): Added got_type parameter.
11773 (Output_data_got::add_global_with_rel): Likewise.
11774 (Output_data_got::add_global_with_rela): Likewise.
11775 (Output_data_got::add_global_pair_with_rel): New function.
11776 (Output_data_got::add_global_pair_with_rela): New function.
11777 (Output_data_got::add_local): Added got_type parameter.
11778 (Output_data_got::add_local_with_rel): Likewise.
11779 (Output_data_got::add_local_with_rela): Likewise.
11780 (Output_data_got::add_local_pair_with_rel): New function.
11781 (Output_data_got::add_local_pair_with_rela): New function.
11782 (Output_data_got::add_global_tls): Removed.
11783 (Output_data_got::add_global_tls_with_rel): Removed.
11784 (Output_data_got::add_global_tls_with_rela): Removed.
11785 (Output_data_got::add_local_tls): Removed.
11786 (Output_data_got::add_local_tls_with_rel): Removed.
11787 (Output_data_got::add_local_tls_with_rela): Removed.
11788 * resolve.cc (Symbol::override_base_with_special): Removed
11789 reference to has_got_offset_ field.
11790 * symtab.cc (Symbol::init_fields): Replaced initialization
11791 of got_offset_ with got_offsets_. Removed initialization
11793 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11794 (Symbol::got_offset): Likewise.
11795 (Symbol::set_got_offset): Likewise.
11796 (Symbol::has_tls_got_offset): Removed.
11797 (Symbol::tls_got_offset): Removed.
11798 (Symbol::set_tls_got_offset): Removed.
11799 (Symbol::got_offset_): Removed.
11800 (Symbol::tls_mod_got_offset_): Removed.
11801 (Symbol::tls_pair_got_offset_): Removed.
11802 (Symbol::got_offsets_): New field.
11803 (Symbol::has_got_offset): Removed.
11804 (Symbol::has_tls_mod_got_offset): Removed.
11805 (Symbol::has_tls_pair_got_offset): Removed.
11806 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11807 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11809 (Target_x86_64::Scan::global): Likewise.
11810 (Target_x86_64::Relocate::relocate): Likewise.
11811 (Target_x86_64::Relocate::relocate_tls): Likewise.
11813 2008-03-25 Ben Elliston <bje@au.ibm.com>
11815 * yyscript.y: Fix spelling error in comment.
11817 2008-03-24 Ian Lance Taylor <iant@google.com>
11819 * options.h (class General_options): Define build_id option.
11820 * layout.h (class Layout): Declare write_build_id, create_note,
11821 create_build_id. Add build_id_note_ member.
11822 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11823 "libiberty.h", "md5.h", "sha1.h".
11824 (Layout::Layout): Initialize eh_frame_data_,
11825 eh_frame_hdr_section_, and build_id_note_.
11826 (Layout::finalize): Call create_build_id.
11827 (Layout::create_note): New function, broken out of
11828 Layout::create_gold_note.
11829 (Layout::create_gold_note): Call create_note.
11830 (Layout::create_build_id): New function.
11831 (Layout::write_build_id): New function.
11832 (Close_task_runner::run): Call write_build_id.
11834 * x86_64.cc: Correct license to GPLv3.
11836 2008-03-23 Ian Lance Taylor <iant@google.com>
11838 * options.cc: Include "demangle.h".
11839 (parse_optional_string): New function.
11840 (parse_long_option): Handle takes_optional_argument.
11841 (parse_short_option): Update dash_z initializer. Handle
11842 takes_optional_argument.
11843 (General_options::General_options): Initialize do_demangle_.
11844 (General_options::finalize): Set do_demangle_. Handle demangling
11846 * options.h (parse_optional_string): Declare.
11847 (struct One_option): Add optional_arg field. Update constructor.
11848 Update call constructor calls. Add takes_optional_argument
11850 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11851 (DEFINE_optional_string): Define.
11852 (General_options::demangle): Change from DEFINE_bool to
11853 DEFINE_optional_string.
11854 (General_options::no_demangle): New function.
11855 (General_options::do_demangle): New function.
11856 (General_options::set_do_demangle): New function.
11857 (General_options::execstack_status_): Move definition to end of
11859 (General_options::static_): Likewise.
11860 (General_options::do_demangle_): New field.
11861 * object.cc (big_endian>::get_symbol_location_info): Call
11862 Options::do_demangle, not Options::demangle.
11863 * symtab.cc (demangle): Likewise.
11865 2008-03-22 Ian Lance Taylor <iant@google.com>
11867 * gold.h: Include <cstddef> and <sys/types.h>
11868 * options.h: Include <cstring>.
11870 2008-03-21 Ian Lance Taylor <iant@google.com>
11872 * Added source code to GNU binutils.