1 2010-05-21 Doug Kwan <dougkwan@google.com>
4 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5 avoid a compilation error.
7 2010-05-19 Rafael Espindola <espindola@google.com>
9 * script-sections.cc (Output_section_definition::allocate_to_segment):
10 Update the phdrs_list even when the output section is NULL.
11 * testsuite/Makefile.am: Add test.
12 * testsuite/Makefile.in: Regenerate.
13 * testsuite/script_test_9.cc: New.
14 * testsuite/script_test_9.sh: New.
15 * testsuite/script_test_9.t: New.
17 2010-05-19 Doug Kwan <dougkwan@google.com>
19 * arm.cc (Arm_input_section::original_size): New method.
20 (Arm_input_section::do_addralign): Add a cast.
21 (Arm_input_section::do_output_offset): Remove static cast.
22 (Arm_input_section::original_addralign,
23 Arm_input_section::original_size_): Change type to uint32_t.
24 (Arm_input_section::init): Add safe casts for section alignment
26 (Arm_input_section::set_final_data_size): Do not set address and
28 (Arm_output_section::fix_exidx_coverage): Change use of of
29 Output_section::Simple_input_section to that of
30 Output_section::Input_section.
31 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
32 except for the first pass.
33 * output.cc (Output_section::get_input_sections): Change type of
34 input_sections to std::list<Input_section>.
35 (Output_section::add_script_input_section): Rename from
36 Output_section::add_simple_input_section. Change type of SIS
37 parameter from Simple_input_section to Input_section.
38 * output.h (Output_section::Simple_input_section): Remove class.
39 (Output_section::Input_section): Change class visibility to public.
40 (Output_section::Input_section::addralign): Use stored alignments
41 for special input sections if set.
42 (Output_section::Input_section::set_addralign): New method.
43 (Output_section::get_input_sections): Change parameter type from
44 list of Simple_input_section to list of Input_section.
45 (Output_section::add_script_input_section): Rename from
46 Output_section::add_simple_input_section. Change first parameter's
47 type from Simple_input_section to Input_section and remove the
48 second and third parameters.
49 * script-sections.cc (Input_section::Input_section_list): Change
50 type to list of Output_section::Input_section/
51 (Input_section_info::Input_section_info): Change parameter type of
52 INPUT_SECTION to Output_section::Input_section.
53 (Input_section_info::input_section): Change return type.
54 (Input_section_info::input_section_): Change type to
55 Output_section::Input_section.
56 (Output_section_element_input::set_section_addresses): Adjust code
57 to use Output_section::Input_section instead of
58 Output_section::Simple_input_section. Adjust code for renaming
59 of Output_section::add_simple_input_section.
60 (Orphan_output_section::set_section_addresses): Ditto.
62 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
64 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
65 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
67 2010-05-18 Rafael Espindola <espindola@google.com>
69 * options.cc (General_options::finalize): Handle -nostdlib.
70 * options.h (nostdlib): New option.
71 * script.cc (script_add_search_dir): Handle -nostdlib.
73 2010-05-12 Doug Kwan <dougkwan@google.com>
75 * arm.cc (Target_arm::do_finalize_sections): Create an empty
76 attributes section only if there no attributes section after merging.
77 (Target_arm::merge_object_attributes): Move value of
78 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
79 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
80 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
81 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
82 and arm_attr_merge_7.stdout.
83 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
84 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
85 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
86 arm_attr_merge_7b.o): New rules.
87 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
89 * testsuite/Makefile.in: Regenerate.
90 * testsuite/arm_attr_merge.sh: New file.
91 * testsuite/arm_attr_merge_[67][ab].s: Same.
93 2010-05-05 Nick Clifton <nickc@redhat.com>
95 * po/es.po: Updated Spanish translation.
97 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
99 * Makefile.am (install-exec-local): Properly install gold as
100 default cross linker.
101 * Makefile.in: Regenerated.
103 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
104 Nick Clifton <nickc@redhat.com>
106 * configure.ac (install_as_default): Define and set to false
107 unless --enable-gold or --enable-gold=both/gold has been
109 * configure: Regenerate.
111 * Makefile.am (install-exec-local): Install the executable as
112 'ld.gold'. If install_as_default is true then also install it as
114 * Makefile.in: Regenerated.
116 2010-04-24 Ian Lance Taylor <iant@google.com>
118 * layout.cc (Layout::layout_reloc): In relocatable link don't
119 combine reloc sections for grouped sections.
121 2010-04-23 Sriraman Tallam <tmsriram@google.com>
123 * gc.h (gc_process_relocs): Pass information on relocs pointing to
124 sections that are not ordinary to icf.
125 * icf.cc (get_section_contents): Handle relocation pointing to section
126 with no object or shndx information.
127 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
128 * testsuite/Makefile.in: Regenerate.
129 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
130 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
132 2010-04-22 Ian Lance Taylor <iant@google.com>
134 * expression.cc (Expression::Expression_eval_info): Add
135 result_alignment_pointer field.
136 (Expression::eval_with_dot): Add result_alignment_pointer
137 parameter. Change all callers.
138 (Expression::eval_maybe_dot): Likewise.
139 (class Binary_expression): Add alignment_pointer parameter to
140 left_value and right_value. Change all callers.
141 (BINARY_EXPRESSION): Set result alignment.
142 (class Trinary_expression): Add alignment_pointer parameter to
143 arg2_value and arg3_value. Change all callers.
144 (Trinary_cond::value): Set result alignment.
145 (Max_expression::value, Min_expression::value): Likewise.
146 (Align_expression::value): Likewise.
147 * script-sections.cc (class Sections_element): Add dot_alignment
148 parameter to set_section_addresses virtual function. Update
150 (class Output_section_element): Likewise.
151 (Script_sections::create_segments): Add dot_alignment parameter.
153 (Script_sections::create_segments_from_phdrs_clause): Likewise.
154 (Script_sections::set_phdrs_clause_addresses): Likewise.
155 * script-sections.h: Update declarations.
156 * script.h: Update declarations.
157 * output.h (Output_segment::set_minimum_p_align): Don't decrease
159 * testsuite/script_test_3.t: Set large alignment.
160 * testsuite/script_test_3.sh: Make sure that at least one LOAD
161 segment has expected alignment.
163 2010-04-22 Nick Clifton <nickc@redhat.com>
165 * po/gold.pot: Updated by the Translation project.
166 * po/vi.po: Updated Vietnamese translation.
168 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
170 * testsuite/Makefile.am (check_PROGRAMS): Add
171 icf_virtual_function_folding_test.
172 * testsuite/Makefile.in: Regenerated.
174 2010-04-15 Andrew Haley <aph@redhat.com>
176 * options.h (merge_exidx_entries): New option.
177 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
178 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
179 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
180 (Target_arm::merge_exidx_entries): New function.
181 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
182 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
183 to Arm_exidx_fixup constructor.
184 Add new arg, merge_exidx_entries.
185 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
186 Arm_output_section::fix_exidx_coverage.
188 2010-04-18 Sriraman Tallam <tmsriram@google.com>
190 * icf.cc (get_section_contents): Check for preemptible functions.
191 Ignore addend when appropriate.
192 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
194 (add_from_relobj): Check for section folded.
195 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
196 * symtab.h (should_add_dynsym_entry): Add new parameter.
197 * target-reloc.h (scan_relocs): Check for section folded.
198 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
199 Check reloc types for function pointers in shared objects.
200 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
202 (icf_preemptible_functions_test): New test case.
203 (icf_string_merge_test): New test case.
204 * testsuite.Makefile.in: Regenerate.
205 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
206 bar_glob. Refactor code.
207 * testsuite/icf_preemptible_functions_test.cc: New file.
208 * testsuite/icf_preemptible_functions_test.sh: New file.
209 * testsuite/icf_string_merge_test.cc: New file.
210 * testsuite/icf_string_merge_test.sh: New file.
211 * testsuite/icf_virtual_function_folding_test.cc: New file.
212 * testsuite/icf_virtual_function_folding_test.sh: New file.
214 2010-04-14 Doug Kwan <dougkwan@google.com>
216 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
217 for local symbol recounting if we remove a section due to ICF.
218 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
219 there are no regular objects in input.
221 2010-04-13 Doug Kwan <dougkwan@google.com>
223 * arm.cc (Arm_input_section::set_final_data_size): Compute
224 accurate final data size instead of using current data size.
226 2010-04-09 Doug Kwan <dougkwan@google.com>
228 * layout.cc (Layout::choose_output_section): Handle script section
230 (Layout::make_output_section_for_script): Add section type parameter.
231 Handle script section types.
232 * layout.h (Layout::make_output_section_for_script): Add section
234 * output.cc (Output_section::Output_section): Initialize data member
236 (Output_section::do_reset_address_and_file_offset): Do not set address
237 to 0 if section is a NOLOAD section.
238 * output.h (Output_section::is_noload): New method.
239 (Output_section::set_is_noload): Ditto.
240 (Output_section::is_noload_): New data member.
241 * script-c.h (Script_section_type): New enum type.
242 (struct Parser_output_section_header): Add new file section_type.
243 * script-sections.cc (Sections_element::output_section_name): Add
244 parameter for returning script section type.
245 (Output_section_definition::output_section_name): Ditto.
246 (Output_section_definition::section_type)P; New method.
247 (Output_section_definiton::script_section_type_name): Ditto.
248 (Output_section_definition::script_section_type_): New data member.
249 (Output_section_definition::Output_section_definition): Initialize
250 data member Output_section_definition::script_section_type_.
251 (Output_section_definition::create_sections): Pass script section type
252 to Layout::make_output_section_for_script.
253 (Output_section_definition::output_section_name): Return script
254 section type to caller.
255 (Output_section_definition::set_section_address): Do not advance
256 dot value and load address if section type is NOLOAD. Set address
257 of NOLOAD sections regardless of section flags.
258 (Output_section_definition::print): Print section type if it is
259 not SCRIPT_SECTION_TYPE_NONE.
260 (Output_section_definition::section_type): New method.
261 (Output_section_definition::script_section_type_name): Ditto.
262 (Script_sections::output_section_name): Add new parameter
263 PSECTION_TYPE for returning script section type. Pass it to
264 section elements. Handle discard sections.
265 (Sort_output_sections::operator()): Handle NOLOAD sections.
266 * script-sections.h (Script_sections::Section_type): New enum type.
267 (Script_sections::output_section_name): Add a new parameter for
268 returning script section type.
269 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
271 * yyscript.y (union): Add new field SECTION_TYPE.
272 (COPY, DSECT, INFO, NOLOAD): New tokens.
273 (opt_address_and_section_type): Change type to output_section_header.
274 (section_type): New non-terminal
275 (section_header): Handle section type.
276 (opt_address_and_section_type): Return section type value.
278 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
280 * testsuite/plugin_common_test_1.c (foo): Add prototype.
281 * testsuite/plugin_common_test_2.c (foo): Likewise.
283 2010-04-08 Doug Kwan <dougkwan@google.com>
285 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
287 * output.cc (Output_section::add_merge_input_section): Simplify
288 code and return status of Output_merge_base::add_input_section.
289 Update merge section map only if Output_merge_base::add_input_section
292 2010-04-07 Doug Kwan <dougkwan@google.com>
294 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
295 if section is marked as containing instructions but has no mapping
297 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
298 correct section index.
299 (Arm_relobj::find_linked_text_section): Ditto.
301 2010-04-07 Cary Coutant <ccoutant@google.com>
303 * archive.cc (include_member): Destroy Read_symbols_data object before
305 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
306 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
307 (Read_symbols_data::~Read_symbols_data) New destructor.
308 (Section_relocs::Section_relocs) New constructor.
309 (Section_relocs::~Section_relocs) New destructor.
310 (Read_relocs_data::Read_relocs_data) New constructor.
311 (Read_relocs_data::~Read_relocs_data) New destructor.
312 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
313 pointers to NULL after deleting.
315 2010-04-07 Doug Kwan <dougkwan@google.com>
317 * arm.cc: Replace "endianity" with "endianness" in comments.
318 (Arm_exidx_cantunwind): Ditto.
319 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
320 (Arm_relobj::merge_flags_and_attributes): New method.
321 (Arm_relobj::merge_flags_and_attributes_): New data member.
322 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
323 (Arm_relobj::scan_sections_for_stubs): Ditto.
324 (Arm_relobj::do_read_symbols): Check to see if we really want to
325 merge processor-specific flags and attributes. Exit early if
326 an object is empty except for section names and the undefined symbol.
327 (Target_arm::do_finalize_sections): Move check for ELF format to
328 Arm_relobj::do_read_symbols. Merge processor specific flags and
329 attributes from a regular object only when we have determined that
330 it is aapropriate. Do not create an .ARM.attributes section in
331 output if there is no regular input object.
332 (Target_arm::merge_processor_specific_flags): Check
333 --warn-mismatch before printing any error.
334 (Target_arm::merge_object_attributes): Ditto.
335 * gold.cc (queue_middle_tasks): Handle the case in which there is
336 no regular object in input.
337 * options.cc (General_options::parse_EB): New method.
338 (General_options::parse_EL): Same.
339 (General_options::General_options): Initialize endianness_.
340 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
342 (General_options::Endianness): New enum.
343 (General_options::endianness): New method.
344 (General_options::endianness_): New data member.
345 * parameters.cc (Parameters::set_options): Check target endianness.
346 (Parameters::set_target_once): Ditto.
347 (Parameters::check_target_endianness): New method.
348 (parameters_force_valid_target): If either -EL or -EB is specified,
349 use it to define endianness of default target.
350 * parameters.h (Parameters::check_target_endianness): New method
352 * target.h (class Target): Change "endianity" to "endianness"
355 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
357 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
358 * configure: Regenerate.
359 * Makefile.in: Regenerate.
360 * testsuite/Makefile.in: Regenerate.
362 2010-04-06 Cary Coutant <ccoutant@google.com>
365 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
366 prevailing definitions of common symbols.
367 * testsuite/plugin_test_6.sh: New test case.
368 * testsuite/plugin_common_test_1.c: New test case.
369 * testsuite/plugin_common_test_2.c: New test case.
370 * testsuite/Makefile.am (plugin_test_6): New test case.
371 * testsuite/Makefile.in: Regenerate.
373 2010-04-06 Nick Clifton <nickc@redhat.com>
375 * po/vi.po: New Vietnamese translation.
377 2010-03-30 Doug Kwan <dougkwan@google.com>
379 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
381 2010-03-25 Doug Kwan <dougkwan@google.com>
383 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
384 to avoid a conversion warning on a 32-bit host.
386 2010-03-24 Ian Lance Taylor <iant@google.com>
388 * testsuite/script_test_3.t: Add a TLS segment.
389 * testsuite/Makefile.am (check_PROGRAMS): Add
390 tls_phdrs_script_test.
391 (tls_phdrs_script_test_SOURCES): Define.
392 (tls_phdrs_script_test_DEPENDENCIES): Define.
393 (tls_phdrs_script_test_LDFLAGS): Define.
394 (tls_phdrs_script_test_LDADD): Define.
395 * testsuite/Makefile.in: Rebuild.
397 2010-03-23 Cary Coutant <ccoutant@google.com>
399 * fileread.cc (find_or_make_view): Fix comment.
401 2010-03-23 Ian Lance Taylor <iant@google.com>
403 * script-sections.cc (class Orphan_section_placement): Define
404 PLACE_TLS and PLACE_TLS_BSS.
405 (Orphan_section_placement::Orphan_section_placement): Initialize
407 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
408 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
409 (tls_script_test_SOURCES): Define.
410 (tls_script_test_DEPENDENCIES): Define.
411 (tls_script_test_LDFLAGS): Define.
412 (tls_script_test_LDADD): Define.
413 * testsuite/Makefile.in: Rebuild.
415 2010-03-22 Doug Kwan <dougkwan@google.com>
417 * arm.cc (Arm_relocate_functions::abs8,
418 Arm_relocate_functions::abs16): Use correct check for overflow
419 specified in the ARM ELF specs.
420 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
421 target of a BLX instruction specially.
422 (Reloc_stub::stub_type_for_reloc): Ditto.
423 (Relocate::relocate): Use symbolic names instead of numeric relocation
424 codes to report error.
425 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
427 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
428 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
429 thumb2_blx_out_of_range.stdout
430 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
431 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
432 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
433 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
434 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
435 thumb2_blx_in_range, thumb2_blx_in_range.o,
436 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
437 thumb2_blx_out_of_range.o): New rules.
438 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
439 thumb2_blx_in_range and thumb2_blx_out_of_range.
440 * testsuite/Makefile.in: Regenerate.
441 * arm_branch_in_range.sh: Add tests for THUMB BLX.
442 * testsuite/thumb_blx_in_range.s: New file.
443 * testsuite/thumb_blx_out_of_range.s: New file.
445 2010-03-22 Rafael Espindola <espindola@google.com>
447 * archive.cc (Should_include): Move to archive.h.
448 (should_include_member): Make it a member of Archive.
450 (Add_lib_group_symbols): New.
451 * archive.h: Include options.h.
452 (Archive_member): Moved from Archive.
453 (Should_include): Moved from archive.cc.
455 (Add_lib_group_symbols): New.
456 * dynobj.cc (do_should_include_member): New.
457 * dynobj.h (do_should_include_member): New.
458 * gold.cc (queue_initial_tasks): Update call to queue.
459 * main.cc (main): Print lib group stats.
460 * object.cc (do_should_include_member): New.
461 * object.h: Include archive.h.
462 (Object::should_include_member): New.
463 (Object::do_should_include_member): New.
464 (Sized_relobj::do_should_include_member): New.
465 * options.cc (General_options::parse_start_lib): New.
466 (General_options::parse_end_lib): New.
467 (Input_arguments::add_file): Handle lib groups.
468 (Input_arguments::start_group): Check we are not in a lib.
469 (Input_arguments::start_lib): New.
470 (Input_arguments::end_lib): New.
471 * options.h (General_options): Add start_lib and end_lib.
472 (Input_argument::lib_): New.
473 (Input_argument::lib): New.
474 (Input_argument::is_lib): New.
475 (Input_file_lib): New.
476 (Input_arguments::in_lib_): New.
477 (Input_arguments::in_lib): New.
478 (Input_arguments::start_lib): New.
479 (Input_arguments::end_lib_): New.
480 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
481 in unused members as preempted.
482 (Sized_pluginobj::do_should_include_member): New.
483 * plugin.h (Sized_pluginobj::do_should_include_member): New.
484 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
486 (Read_symbols::do_whole_lib_group): New.
487 (Read_symbols::do_lib_group): New.
488 (Read_symbols::do_read_symbols): Handle lib groups.
489 (Read_symbols::get_name): Handle lib groups.
490 * readsyms.h (Read_symbols): Add an archive member pointer.
491 (Read_symbols::do_whole_lib_group): New.
492 (Read_symbols::do_lib_group): New.
493 (Read_symbols::member_): New.
494 * script.cc (read_input_script): Update call to queue_soon.
496 2010-03-19 Doug Kwan <dougkwan@google.com>
498 * arm.cc (Stub_table::Stub_table): Initialize new data members
499 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
500 (Stub_table::add_reloc_stub): Assign stub offset and update
501 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
502 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
504 (Stub_table::update_data_size_and_addralign): Use
505 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
506 instead of going over all reloc stubs.
507 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
508 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
509 Stringpool_template::offset_ to size of Stringpool_char.
510 (Stringpool_template::new_key_offset): Remove code to initialize
511 Stringpool_template::offset_.
512 * stringpool.h (Stringpool_template::set_no_zero_null): Set
513 Stringpool_template::offset_ to zero.
515 2010-03-15 Doug Kwan <dougkwan@google.com>
517 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
519 (Stringpool_template::new_key_offset): New method.
520 (Stringpool_template::add_string): Assign offsets when adding new
522 (Stringpool_template::set_string_offsets): Do not set string offsets
524 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
526 (Chunked_vector::clear): Clear size_.
527 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
528 (Chunked_vector::size): Return size_.
529 (Chunked_vector::push_back): Use size_ to find insert position.
530 (Chunked_vector::size_): New data member.
531 (Stringpool_template::set_no_zero_null): Assert string set is empty.
532 (Stringpool_template::new_key_offset): New method declaration.
533 (Stringpool_template::offset_): New data member.
535 2010-03-15 Rafael Espindola <espindola@google.com>
537 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
538 Add_symbols' constructor.
539 * readsyms.h (Add_symbols): Remove the input_group member.
541 2010-03-10 Ian Lance Taylor <iant@google.com>
543 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
544 target to ask whether a reference to a symbol requires a stack
546 * target.h (Target::is_call_to_non_split): New function.
547 (Target::do_is_call_to_non_split): Declare virtual function.
548 * target.cc: Include "symtab.h".
549 (Target::do_is_call_to_non_split): New function.
550 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
552 2010-03-10 Cary Coutant <ccoutant@google.com>
554 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
555 (File_read::open[1]): Remove initial mapping of whole_file_view_.
556 (File_read::open[2]): Add whole_file_view_ to list of views.
557 (File_read::make_view): Remove test of whole_file_view_.
558 (File_read::find_or_make_view): Create whole_file_view_ if
560 (File_read::clear_views): Replace bool parameter with enum;
561 adjust all callers. Don't delete views with permanent data;
562 do delete cached views and views from archives if
563 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
564 if clearing the corresponding view.
565 * fileread.h (File_read::Clear_views_mode): New enum.
566 (File_read::View::is_permanent_view): New method.
567 (File_read::clear_views): Replace bool parameter
568 with enum; adjust all callers.
569 * options.h (General_options): Change keep_files_mapped option;
571 * readsyms.cc (Add_symbols::run): Delete sd_ object before
573 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
576 2010-03-10 David S. Miller <davem@davemloft.net>
578 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
580 2010-03-09 Sriraman Tallam <tmsriram@google.com>
582 * icf.cc (get_section_contents): Add '@' marker after processing the
585 2010-03-08 Doug Kwan <dougkwan@google.com>
587 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
588 due to a conversion warning.
589 (Arm_relobj::update_output_local_symbol_count): Check for local
590 symbol with unset output index.
592 2010-03-05 Ian Lance Taylor <iant@google.com>
594 * options.h (class General_options): Add --spare-dynamic-tags.
595 * output.cc (Output_data_dynamic::set_final_data_size): Implement
596 --spare-dynamic-tags.
598 2010-03-05 Ian Lance Taylor <iant@google.com>
600 * incremental.cc: Include "libiberty.h".
602 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
604 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
605 function, is_info_ member.
606 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
607 (Versions::Versions): Update caller.
608 (Versions::define_base_version): Likewise.
609 (Versions::add_def): Likewise.
611 2010-03-03 Sriraman Tallam <tmsriram@google.com>
613 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
614 (Scan::possible_function_pointer_reloc): New function.
615 (Scan::local_reloc_may_be_function_pointer): Change to call
616 possible_function_pointer_reloc.
617 (Scan::global_reloc_may_be_function_pointer): Ditto.
618 * icf.h (Icf::check_section_for_function_pointers): Change to reject
619 relocations in ".data.rel.ro._ZTV" section.
620 * testsuite/icf_safe_so_test.sh: Change to pass i386.
621 * testsuite/icf_safe_so_test.cc: Ditto.
622 * testsuite/icf_safe_test.cc: Ditto.
623 * testsuite/icf_safe_test.sh: Ditto.
625 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
626 Ian Lance Taylor <iant@google.com>
628 * target-reloc.h (relocate_section): Check the symbol table index
629 for -1U before setting the local symbol index.
630 (scan_relocatable_relocs): If copying the relocation, record that
631 the local symbol is required.
632 * object.h (Symbol_value::is_output_symtab_index_set): New
634 (Symbol_value::may_be_discarded_from_output_symtab): New
636 (Symbol_value::has_output_symtab_entry): New function.
637 (Symbol_value::needs_output_symtab_entry): Remove.
638 (Symbol_value::output_symtab_index): Make sure the symbol index is
640 (Symbol_value::set_output_symtab_index): Make sure the symbol
641 index is not set. Make sure the new index is valid.
642 (Symbol_value::set_must_have_output_symtab_entry): New function.
643 (Symbol_value::has_output_dynsym_entry): New function.
644 (Symbol_value::set_output_dynsym_index): Make sure the new index
646 (Sized_relobj::set_must_have_output_symtab_entry): New function.
647 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
648 local symbol if permitted.
649 (Sized_relobj::do_finalize_local_symbols): Call
650 is_output_symtab_index_set rather than needs_output_symtab_entry.
651 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
652 rather than needs_output_symtab_entry. Call
653 has_output_dynsym_entry rather than needs_output_dynsym_entry.
654 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
655 is_output_symtab_index_set rather than needs_output_symtab_entry.
656 * testsuite/discard_locals_relocatable_test.c: New file.
657 * testsuite/discard_locals_test.sh: Test -r.
658 * testsuite/Makefile.am (check_DATA): Add
659 discard_locals_relocatable_test1.syms,
660 discard_local_relocatable_test2.syms.
661 (MOSTLYCLEANFILES): Likewise. Also add
662 discard_locals_relocatable_test1.lout and
663 discard_locals_relocatable_test2.out.
664 (discard_locals_relocatable_test1.syms): New target.
665 (discard_locals_relocatable_test.o): New target.
666 (discard_locals_relocatable_test1.out): New target.
667 (discard_locals_relocatable_test2.syms): New target.
668 (discard_locals_relocatable_test2.out): New target.
669 (various): Add missing ../ld-new dependencies.
670 * testsuite/Makefile.in: Rebuild.
672 2010-03-03 Nick Clifton <nickc@redhat.com>
674 * po/fi.po: New Finnish translation.
676 2010-03-01 Doug Kwan <dougkwan@google.com>
678 * layout.cc (Layout::Layout): Force section types of .init_array*,
679 .preinit_array* and .fini_array* sections.
680 * output.cc (Output_section::Input_section_sort_entry::has_priority):
681 Fix check of return value of std::string::find.().
682 (Output_section::Input_section_sort_compare::operator()): Remove
683 comment about .init_array.
684 (Output_section::Input_section_sort_init_fini_compare::operator()):
686 (Output_section::sort_attached_input_sections): Handle .init_array
687 and .fini_array specially.
688 * output.h (Output_section::Inut_section_sort_compare): Update
690 (Output_section::Input_section_sort_init_fini_compare): New struct.
692 2010-02-26 Doug Kwan <dougkwan@google.com>
694 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
695 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
696 * testsuite/debug_msg.sh: Avoid matching source line number for
697 use of global variable undef_int.
699 2010-02-26 Doug Kwan <dougkwan@google.com>
701 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
702 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
703 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
704 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
705 * options.cc (General_options::General_options): Initialize member
707 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
708 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
709 and rm_no_fix_v4bx.stdout
710 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
711 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
712 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
713 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
715 * Makefile.in: Regenerate.
716 * testsuite/arm_fix_v4bx.s: New file.
717 * testsuite/arm_fix_v4bx.sh: Ditto.
719 2010-02-24 Doug Kwan <dougkwan@google.com>
721 * arm.cc (Target_arm::got_section): Make the .got section the first
722 non RELRO section in the data segment.
723 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
724 suffixes of section names.
726 2010-02-24 Doug Kwan <dougkwan@google.com>
728 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
729 flags and attributes merging if an input file is a binary file.
730 * fileread.cc (Input_file::open): Record format of original file.
731 * fileread.h (Input_file::Format): New enum type.
732 (Input_file::Input_file): Initialize data member format_.
733 (Input_file::format): New method definition.
734 (Input_file::format_):: New data member.
736 2010-02-24 Doug Kwan <dougkwan@google.com>
738 * arm.cc (Arm_output_data_got): New class.
739 (ARM_TCB_SIZE): New constant
740 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
741 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
742 If user uses a script with a SECTIONS clause, issue only a warning
743 for a misplaced EXIDX input section. Otherwise, issue an error.
744 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
746 (Target_arm::got_mode_index_entry): Handle static linking.
747 (Target_arm::Scan::local): Ditto.
748 (Target_arm::Scan::global): Ditto.
749 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
750 all incorrectly implemented relocations.
751 (Target_arm::fix_exidx_coverage): Pass layout to
752 Arm_output_section::fix_exidx_coverage.
753 * layout.cc (Layout::section_name_mapping): Remove trailing dots
754 from ".ARM.exidx." and ".ARM.extab.".
756 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
758 * arm.cc (Target_arm::do_finalize_sections): Create attribute
759 section if it does not already exist.
760 * attributes.cc (Attributes_section_data::Attributes_section_data):
761 Don't crash if size is zero.
763 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
764 Ian Lance Taylor <iant@google.com>
766 * gold.cc (queue_middle_tasks): If no input files were opened,
768 * workqueue.h (Task_function::Task_function): Assert that there is
771 2010-02-22 Doug Kwan <dougkwan@google.com>
773 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
774 * icf.cc (get_section_contents): Cast snprintf arguments to long long
775 types to avoid warnings due to different uint64_t implementations
778 2010-02-21 Doug Kwan <dougkwan@google.com>
780 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
781 handling of the maximum backward branch offset.
782 (Arm_relocate_functions::thumb_branch_common): Ditto.
783 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
784 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
785 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
786 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
787 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
788 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
789 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
790 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
791 thumb_bl_out_of_range thumb_bl_out_of_range.o,
792 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
793 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
794 thumb2_bl_out_of_range.o): New rules.
795 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
796 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
797 thumb2_bl_out_of_range
798 * testsuite/Makefile.in: Regenerate.
799 * testsuite/arm_bl_in_range.s: New file.
800 * testsuite/arm_bl_out_of_range.s: Ditto.
801 * testsuite/arm_branch_in_range.sh: Ditto.
802 * testsuite/arm_branch_range.t: Ditto.
803 * testsuite/thumb2_branch_range.t: Ditto.
804 * testsuite/thumb_bl_in_range.s: Ditto.
805 * testsuite/thumb_bl_out_of_range.s: Ditto.
806 * testsuite/thumb_branch_range.t: Ditto.
808 2010-02-20 Sriraman Tallam <tmsriram@google.com>
810 * gc.h (gc_process_relocs): Change vectors to point to the new list.
811 Add reloc offset information.
812 * icf.cc (get_section_contents): Change iterators to point to the new
813 vectors. Add reloc offset information to the contents.
814 * icf.h (Icf::Sections_reachable_info): New typedef.
815 (Icf::Sections_reachable_list): New typedef.
816 (Icf::Offset_info): New typedef.
817 (Icf::Reloc_info): New struct typedef.
818 (Icf::Reloc_info_list): New typedef.
819 (Icf::symbol_reloc_list): Delete method.
820 (Icf::addend_reloc_list): Delete method.
821 (Icf::section_reloc_list): Delete method.
822 (Icf::reloc_info_list): New method.
823 (Icf::reloc_info_list_): New member.
825 2010-02-19 Doug Kwan <dougkwan@google.com>
827 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
828 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
829 * arm.cc (Arm_relocation_functions): New forward declaration.
830 (Target_arm::Target_arm): Initialize new data members
831 got_mod_index_offset_ and tls_base_symbol_defined_.
832 (Target_arm::Relocate::relocate_tls): New method.
833 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
834 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
836 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
837 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
838 (Target_arm::got_mod_index_offset_,
839 Target_arm::tls_base_symbol_defined_): New data members.
840 (Target_arm::Scan::local, Target::Scan::global,
841 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
844 2010-02-18 Doug Kwan <dougkwan@google.com>
846 * arm.cc (Arm_relobj::find_linked_text_section): New method.
847 (Arm_relobj::make_exidx_input_section): Pass section index of linked
848 text section as a parameter becuase some broken tools may not set
849 the link in section header.
850 (Target_arm::has_got_section): New method.
851 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
852 without any mapping symbol as data only. Remove warning.
853 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
854 link in its section header, try to discover the link by inspecting the
855 REL31 relocation at the beginning of the section.
856 (Target_arm::Scan::check_non_pic): Report name of offending relocation
858 (Target_arm::Scan::global): Treat any reference to the symbol
859 _GLOBAL_OFFSET_TABLE_ as a GOT access.
861 2010-02-12 Sriraman Tallam <tmsriram@google.com>
863 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
864 (Scan::global_reloc_may_be_function_pointer): New function.
865 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
866 (Scan::global_reloc_may_be_function_pointer): New function.
867 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
868 (Scan::global_reloc_may_be_function_pointer): New function.
869 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
870 (Scan::global_reloc_may_be_function_pointer): New function.
871 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
872 (Scan::global_reloc_may_be_function_pointer): New function.
873 (Scan::possible_function_pointer_reloc): New function.
874 (Target_x86_64::can_check_for_function_pointers): New function.
875 * gc.h (gc_process_relocs): Scan relocation types to determine if
876 function pointers were taken for targets that support it.
877 * icf.cc (Icf::find_identical_sections): Include functions for
878 folding in safe ICF whose pointer is not taken.
879 * icf.h (Secn_fptr_taken_set): New typedef.
880 (fptr_section_id_): New member.
881 (section_has_function_pointers): New function.
882 (set_section_has_function_pointers): New function.
883 (check_section_for_function_pointers): New function.
884 * options.h: Fix comment for safe ICF option.
885 * target.h (can_check_for_function_pointers): New function.
886 * testsuite/Makefile.am: Add icf_safe_so_test test case.
887 Modify icf_safe_test for X86-64.
888 * testsuite/Makefile.in: Regenerate.
889 * testsuite/icf_safe_so_test.cc: New file.
890 * testsuite/icf_safe_so_test.sh: New file.
891 * testsuite/icf_safe_test.cc (kept_func_3): New function.
892 (main): Change to take pointer to function kept_func_3.
893 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
894 folding is done correctly for X86-64.
896 2010-02-12 David S. Miller <davem@davemloft.net>
898 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
899 is_symbolless parameter.
900 (Output_reloc<SHT_REL>::is_symbolless): New.
901 (Output_reloc<SHT_REL>::is_symbolless_): New.
902 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
903 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
904 (Output_reloc<SHT_RELA>::is_symbolless): New.
905 (Output_data_reloc::add_global): Handle is_symbolless.
906 (Output_data_reloc::add_global_relative): Likewise.
907 (Output_data_reloc::add_local): Likewise.
908 (Output_data_reloc::add_local_relative): Likewise.
909 (Output_data_reloc::add_symbolless_global_addend): New.
910 (Output_data_reloc::add_symbolless_local_addend): New.
911 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
913 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
914 instead of ->is_relative_
915 (Output_reloc::write): Likewise.
916 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
917 (Output_reloc::write_rel): Simplify.
919 * sparc.cc (Target_sparc::Scan::local): Use
920 ->add_symbolless_local_addend as needed.
921 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
922 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
923 based upon relocation offset.
925 2010-02-11 Doug Kwan <dougkwan@google.com>
927 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
928 (Target_arm::Scan::global): Ditto. Also remove a comment before the
929 beginning of function.
930 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
931 and MOVT_ABS relocations. Those are non issued in scanning. Fix
932 parameter is_32bit in calls to should_apply_static_reloc.
933 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
934 (check_DATA): Add arm_abs_global.stdout.
935 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
936 arm_abs_global.stdout): New rules.
937 (MOSTLLYCLEANFILES): Add arm_abs_global
938 * Makefile.in: Regenerate.
939 * testsuite/arm_abs_global.s: New file.
940 * testsuite/arm_abs_global.sh: Ditto.
941 * testsuite/arm_abs_lib.s: Ditto.
943 2010-02-11 Ian Lance Taylor <iant@google.com>
945 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
947 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
948 Allocate_commons_task first.
949 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
950 task, rather than symtab_lock_.
951 (Gc_process_relocs::~Gc_process_relocs): New function.
952 (Gc_process_relocs::is_runnable): Check this_blocker_.
953 (Gc_process_relocs::locks): Use next_blocker_ rather than
955 (Scan_relocs::~Scan_relocs): New function.
956 (Scan_relocs::is_runnable): Check this_blocker_ rather than
958 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
960 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
961 fields. Add this_blocker_ and next_blocker_ fields. Adjust
962 constructor accordingly.
963 (class Gc_process_relocs): Likewise.
964 (class Scan_relocs): Likewise.
965 * common.h (class Allocate_commons_task): Remove symtab_lock_
966 field, and corresponding constructor parameter.
967 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
969 (Allocate_commons_task::locks): Likewise.
971 2010-02-11 Ian Lance Taylor <iant@google.com>
973 * gold-threads.h (class Once): Define.
974 (class Initialize_lock): Rewrite as child of Once.
975 * gold-threads.cc (class Once_initialize): Define.
976 (once_pointer_control): New static variable.
977 (once_pointer, once_arg): New static variables.
978 (c_run_once): New static function.
979 (Once::Once, Once::run_once, Once::internal_run): New functions.
980 (class Initialize_lock_once): Remove.
981 (initialize_lock_control): Remove.
982 (initialize_lock_pointer): Remove.
983 (initialize_lock_once): Remove.
984 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
985 (Initialize_lock::initialize): Rewrite.
986 (Initialize_lock::do_run_once): New function.
987 * archive.cc (Archive::interpret_header): Only clear name if it is
989 * fileread.cc: Include "gold-threads.h"
990 (file_counts_lock): New static variable.
991 (file_counts_initialize_lock): Likewise.
992 (File_read::release): Only increment counts when using --stats.
993 Use a lock around the increment.
994 * parameters.cc (class Set_parameters_target_once): Define.
995 (set_parameters_target_once): New static variable.
996 (Parameters::Parameters): Move here from parameters.h.
997 (Parameters::set_target): Rewrite.
998 (Parameters::set_target_once): New function.
999 (Parameters::clear_target): Move here and rewrite.
1000 * parameters.h (class Parameters): Update declarations. Add
1001 set_parameters_target_once_ field.
1002 (Parameters::Parameters): Move to parameters.cc.
1003 (Parameters::clear_target): Likewise.
1004 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1006 (Start_group::~Start_group): New function.
1007 (Start_group::is_runnable): New function.
1008 (Start_group::locks, Start_group::run): New functions.
1009 (Finish_group::run): Change saw_undefined to size_t.
1010 * readsyms.h (class Start_group): Define.
1011 (class Finish_group): Change saw_undefined_ field to size_t.
1012 (Finish_group::Finish_group): Remove saw_undefined and
1013 this_blocker parameters. Change all callers.
1014 (Finish_group::set_saw_undefined): New function.
1015 (Finish_group::set_blocker): New function.
1016 * symtab.h (class Symbol_table): Change saw_undefined to return
1017 size_t. Change saw_undefined_ field to size_t.
1018 * target-select.cc (Set_target_once::do_run_once): New function.
1019 (Target_selector::Target_selector): Initialize set_target_once_
1020 field. Don't initialize lock_ and initialize_lock_ fields.
1021 (Target_selector::instantiate_target): Rewrite.
1022 (Target_selector::set_target): New function.
1023 * target-select.h (class Set_target_once): Define.
1024 (class Target_selector): Update declarations. Make
1025 Set_target_once a friend. Remove lock_ and initialize_lock_
1026 fields. Add set_target_once_ field.
1028 2010-02-10 Ian Lance Taylor <iant@google.com>
1030 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1032 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1033 (queue_middle_tasks): Add all blockers before queueing any tasks.
1034 (queue_final_tasks): Likewise.
1035 * token.h (Task_token::add_blockers): New function.
1036 * object.h (Input_objects::number_of_relobjs): New function.
1038 2010-02-10 Ian Lance Taylor <iant@google.com>
1040 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1041 shared, not if not position independent.
1042 * x86_64.cc (Relocate::relocate_tls): Likewise.
1043 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1044 (tls_pie_pic_test): New target.
1045 * testsuite/Makefile.in: Rebuild.
1047 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1048 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1049 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1050 * testsuite/Makefile.in: Rebuild.
1052 2010-02-09 David S. Miller <davem@davemloft.net>
1054 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1055 R_SPARC_RELATIVE using ->add_local_relative().
1056 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1058 * output.h (Output_data_dynamic::add_section_size): New method
1059 that takes two Output_data objects.
1060 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1061 entry param. Handle it in initializers.
1062 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1063 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1064 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1066 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1067 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1068 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1069 for dynrel_includes_plt.
1070 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1071 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1072 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1074 (Target_sparc::do_finalize_sections): Update to pass true for
1075 dynrel_includes_plt.
1076 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1077 output before .rela.plt
1078 (Target_powerpc::do_finalize_sections): Update to pass true for
1079 dynrel_includes_plt when 32-bit.
1081 2010-02-08 Doug Kwan <dougkwan@google.com>
1083 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1085 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1086 Arm_relobj::scan_section_for_cortex_a8_stubs,
1087 Arm_relobj::do_relocation_section): Instead of calling
1088 Output_section::output_address, use faster
1089 Arm_relobj::simple_input_section_output_address.
1091 2010-02-08 David S. Miller <davem@davemloft.net>
1093 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1094 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1095 relocation helper function.
1097 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1098 just like R_SPARC_GOT{10,13,22}.
1099 (Target_sparc::Scan::local): Likewise.
1100 (Target_sparc::Relocate:relocate): Likewise.
1102 2010-02-06 Ian Lance Taylor <iant@google.com>
1104 * configure.ac: Rewrite targetobjs duplicate removal code to use
1105 only shell constructs.
1106 * configure: Rebuild.
1108 2010-02-05 Doug Kwan <dougkwan@google.com>
1111 * arm.cc (Arm_relobj::section_is_scannable): New method.
1112 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1113 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1115 2010-02-04 Doug Kwan <dougkwan@google.com>
1118 * arm-reloc-property.cc (cstdio): Include.
1119 * configure.ac (targetobjs): Remove duplicates.
1120 * configure: Regenerate.
1121 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1122 big and little endian version for a given address size.
1124 2010-02-03 Doug Kwan <dougkwan@google.com>
1126 * arm-reloc-property.cc
1127 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1129 * arm-reloc-property.h
1130 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1131 New method definition.
1132 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1134 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1136 (GOT_PREL): Change implemented to Y.
1137 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1138 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1139 (Arm_relocate_functions::movw_abs_nc): Remove method.
1140 (Arm_relocate_functions::movt_abs): Ditto.
1141 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1142 (Arm_relocate_functions::thm_movt_abs): Ditto.
1143 (Arm_relocate_functions::movw_rel_nc): Ditto.
1144 (Arm_relocate_functions::movw_rel): Ditto.
1145 (Arm_relocate_functions::movt_rel): Ditto.
1146 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1147 (Arm_relocate_functions:thm_movw_rel): Ditto.
1148 (Arm_relocate_functions:thm_movt_rel): Ditto.
1149 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1150 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1151 New method definitions.
1152 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1153 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1154 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1155 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1156 (Target_arm::Relocate::relocate): Check for non-static or
1157 unimplemented relocation code and exit early. Change calls to
1158 Target_arm::reloc_uses_thumb_bit and
1159 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1160 instead. Refactor code to handle similar relocations to increase
1161 code sharing. Remove check for unsupported relocation code in switch
1163 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1164 relocation property table to find out size. Change error message to
1165 print out the name of a relocation code instead of the numeric value.
1166 (Target_arm::scan_reloc_for_stub): Use relocation property table
1167 instead of calling Target_arm::reloc_uses_thumb_bit().
1169 2010-02-02 Doug Kwan <dougkwan@google.com>
1171 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1172 types of relaxed input section.
1174 2010-02-02 Doug Kwan <dougkwan@google.com>
1176 * Makefile.am (HFILES): Add arm-reloc-property.h.
1178 (TARGETSOURCES): Add arm-reloc-property.cc
1179 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1180 (libgold_a_SOURCES): $(DEFFILES)
1181 * Makefile.in: Regenerate.
1182 * arm-reloc-property.cc: New file.
1183 * arm-reloc-property.h: New file.
1184 * arm-reloc.def: New file.
1185 * arm.cc: Update comments.
1186 (arm-reloc-property.h): New included header.
1187 (arm_reloc_property_table): New global variable.
1188 (Target_arm::do_select_as_default_target): New method definition.
1189 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1190 arm-reloc-property to targ_extra_obj.
1191 * parameters.cc (set_parameters_target): Call
1192 Target::select_as_default_target().
1193 * target.h (Target::select_as_default_target): New method definition.
1194 (Target::do_select_as_default_target): Same.
1196 2010-02-01 Doug Kwan <dougkwan@google.com>
1198 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1199 first_output_text_section_.
1200 (Arm_exidx_fixup::first_output_text_section): New method definition.
1201 (Arm_exidx_fixup::first_output_text_section_): New data member.
1202 (Arm_exidx_fixup::process_exidx_section): Record the first text
1203 output section seen.
1204 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1205 and entsize in output section header.
1207 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1209 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1210 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1211 (Arm_relocate_functions::thm_alu11): New Method.
1212 (Arm_relocate_functions::thm_pc8): New Method.
1213 (Arm_relocate_functions::thm_pc12): New Method.
1214 (Target_arm::Scan::local): Handle the relocations.
1215 (Target_arm::Scan::global): Likewise.
1216 (Target_arm::Relocate::relocate): Likewise.
1217 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1219 2010-01-29 Doug Kwan <dougkwan@google.com>
1221 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1222 of relocation types as ld.
1224 2010-01-29 Doug Kwan <dougkwan@google.com>
1226 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1228 (Arm_relocate_functions::thumb_branch_common): Ditto.
1229 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1230 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1231 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1232 Arm_relocate_functions::jump24): Remove.
1233 (Target_arm::Relocate::relocate): Adjust code to call
1234 Arm_relocation_functions::arm_branch_common and
1235 Arm_relocation_functions::thumb_branch_common instead of their removed
1236 wrappers. Merge switch-cases together to reduce source code size.
1238 2010-01-29 Doug Kwan <dougkwan@google.com>
1240 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1241 output_local_symbol_count_needs_update_.
1242 (Arm_relobj::output_local_symbol_count_needs_update,
1243 Arm_relobj::set_output_local_symbol_count_needs_update,
1244 Arm_relobj::update_output_local_symbol_count): New methods.
1245 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1247 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1248 of pointed function as in a R_ARM_PREL31 relocation.
1249 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1250 for output local symbol count updating.
1251 (Target_arm::do_relax): Update output local symbol counts in objects
1253 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1255 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1257 * arm.cc: Added support for the ARM relocations:
1258 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1259 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1260 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1262 (Arm_relocate_functions::movw_rel): New method.
1263 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1264 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1266 (Arm_relocate_functions::thm_movw_rel): New method.
1267 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1269 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1271 (Target_arm::Scan::global): Likewise.
1272 (Target_arm::Relocate::relocate): Likewise.
1273 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1276 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1278 * arm.cc: Added support for ARM group relocations.
1279 (Target_arm::reloc_needs_sym_origin): New method.
1280 (Arm_relocate_functions::calc_grp_kn): New method.
1281 (Arm_relocate_functions::calc_grp_residual): New method.
1282 (Arm_relocate_functions::calc_grp_gn): New method.
1283 (Arm_relocate_functions::arm_grp_alu): New Method.
1284 (Arm_relocate_functions::arm_grp_ldr): New Method.
1285 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1286 (Arm_relocate_functions::arm_grp_ldc): New Method.
1287 (Target_arm::Scan::local): Handle the ARM group relocations.
1288 (Target_arm::Scan::global): Likewise.
1289 (Target_arm::Relocate::relocate): Likewise.
1290 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1293 2010-01-26 Doug Kwan <dougkwan@google.com>
1295 * arm.cc (set): Include.
1296 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1298 (Arm_output_section::Text_section_list): New type.
1299 (Arm_output_section::append_text_sections_to_list): New method.
1300 (Arm_output_section::fix_exidx_coverage): Ditto.
1301 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1302 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1303 Relobj::set_section_offset() instead of
1304 Sized_relobj::invalidate_section_offset().
1305 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1306 parameter for section headers. Ignore relocation sections for
1307 unallocated sections and EXIDX sections.
1308 (Target_arm::fix_exidx_coverage): New method.
1309 (Target_arm::output_section_address_less_than): New type.
1310 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1311 linked text section instead of the EXIDX section.
1312 (Arm_output_section::create_stub_group): Add an assertion to check
1313 that this is not an EXIDX output section.
1314 (Arm_output_section::append_text_sections_to_list): New method.
1315 (Arm_output_section::fix_exidx_coverage): Ditto.
1316 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1317 Arm_relobj::section_needs_reloc_stub_scanning.
1318 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1320 (Target_arm::fix_exidx_coverage): New method.
1321 * object.h (Relobj::set_output_section): New method.
1322 (Sized_relobj::invalidate_section_offset): Remove method.
1323 (Sized_relobj::do_invalidate_section_offset): Remove method.
1324 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1326 2010-01-25 Doug Kwan <dougkwan@google.com>
1328 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1329 Fix warning due to signed and unsigned comparison on a 32-bit host.
1331 2010-01-22 Doug Kwan <dougkwan@google.com>
1333 * arm.cc (Target_arm::do_relax): Record an output section for section
1334 offset adjustment it contains any stub table that has changed.
1335 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1336 offsets in an output section if necessary.
1337 * output.cc (Output_section::Output_section): Initialize
1338 section_offsets_need_adjustments_.
1339 (Output_section::add_input_section_for_script): Renamed to
1340 Output_section::add_simple_input_section.
1341 (Output_section::save_states): Add a comment.
1342 (Output_section::discard_states): New method defintion.
1343 (Output_section::adjust_section_offsets): Same.
1344 * output.h (Output_section::add_input_section_for_script): Renamed to
1345 Output_section::add_simple_input_section.
1346 (Output_section::discard_states): New method declaration.
1347 (Output_section::adjust_section_offsets): Same.
1348 (Output_section::section_offsets_need_adjustment,
1349 Output_section::set_section_offsets_need_adjustment): New method
1351 (Output_section::section_offsets_need_adjustment_): New data member.
1352 * script-sections.cc
1353 (Output_section_element_input::set_section_address): Adjust code for
1354 renaming of Output_section::add_input_section_for_script.
1355 (Orphan_output_section::set_section_address): Same.
1357 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1359 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1360 Fix_v4bx enum values .
1361 * gold/options.h (General_options): New option definitions.
1362 (General_options::fix_v4bx): New method.
1363 (General_options::Fix_v4bx): New enum.
1364 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1365 (General_options::parse_fix_v4bx_interworking): New method.
1367 2010-01-22 Doug Kwan <dougkwan@google.com>
1369 * arm.cc (Arm_exidx_fixup): New class.
1371 2010-01-21 Doug Kwan <dougkwan@google.com>
1373 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1375 (Arm_exidx_section_offset_map): New type.
1377 2010-01-21 Doug Kwan <dougkwan@google.com>
1379 * arm.cc (Arm_exidx_input_section): New class.
1380 (Arm_relobj::exidx_input_section_by_link,
1381 Arm_relobj::exidx_input_section_by_shndx,
1382 Arm_relobj::make_exidx_input_section): New methods.
1383 (read_arm_attributes_section): Remove.
1384 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1385 information about them.
1386 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1389 2010-01-20 Doug Kwan <dougkwan@google.com>
1391 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1392 Input_section_specifier to Section_id.
1393 (Target_arm::new_arm_input_section: Adjust code for change of key
1395 (Target_arm::find_arm_input_section): Ditto.
1396 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1397 (Section_id): Remove.
1398 (Garbage_collection::Section_id_hash): Remove.
1399 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1400 (Section_id): Remove.
1401 (Icf::Section_id_hash): Remove.
1402 * object.h (Section_id, Const_section_id, Section_id_hash,
1403 Const_section_id_hash): New type definitions.
1404 * output.cc (Output_section::add_relaxed_input_section): Change to
1405 use Const_section_id instead of Input_section_specifier as key type.
1406 (Output_section::add_merge_input_section): Ditto.
1407 (Output_section::build_relaxation_map): Change to use Section_id
1408 instead of Input_section_specifier as key type.
1409 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1411 (Output_section::convert_input_sections_to_relaxed_sections): Change
1412 to use Const_section_id instead of Input_section_specifier as key type.
1413 (Output_section::find_merge_section): Ditto.
1414 (Output_section::find_relaxed_input_section): Ditto.
1415 * output.h (Input_section_specifier): Remove class.
1416 (Output_section::Output_section_data_by_input_section_map): Change
1417 key type to Const_section_id.
1418 (Output_section::Output_relaxed_input_section_by_input_section_map):
1420 (Output_section::Relaxation_map): Change key type to Section_id.
1422 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1424 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1425 (class Arm_v4bx_stub): New class.
1426 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1427 (Stub_factory::make_arm_v4bx_stub): New method.
1428 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1429 (Stub_table::empty): Handle v4bx stubs.
1430 (Stub_table::add_arm_v4bx_stub): New method.
1431 (Stub_table::find_arm_v4bx_stub): New method.
1432 (Arm_relocate_functions::v4bx): New method.
1433 (Target_arm::fix_v4bx): New method.
1434 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1435 (Stub_table::relocate_stubs): Likewise.
1436 (Stub_table::do_write): Likewise.
1437 (Stub_table::update_data_size_and_addralign): Likewise.
1438 (Stub_table::finalize_stubs): Likewise.
1439 (Target_arm::Scan::local): Likewise.
1440 (Target_arm::Scan::global): Likewise.
1441 (Target_arm::do_finalize_sections): Likewise.
1442 (Target_arm::Relocate::relocate): Likewise.
1443 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1445 (Target_arm::scan_reloc_for_stub): Likewise.
1446 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1448 2010-01-19 Ian Lance Taylor <iant@google.com>
1450 * output.cc (Output_section_headers::do_sized_write): Write large
1451 segment count to sh_info field.
1452 (Output_file_header::do_sized_write): For large segment count,
1453 write PN_XNUM to e_phnum field.
1455 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1457 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1458 (Arm_relocate_functions::thm_jump8): New function.
1459 (Arm_relocate_functions::thm_jump11): New function.
1460 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1462 (Target_arm::Scan::global): Likewise.
1463 (Target_arm::Relocate::relocate): Likewise.
1464 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1467 2010-01-14 Doug Kwan <dougkwan@google.com>
1469 * arm.cc (map, utility): Include headers.
1470 (Target_arm::apply_cortex_a8_workaround): New method.
1471 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1472 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1473 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1474 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1475 the --[no-]fix-cortex-a8 command line options.
1476 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1477 (Target_arm::relocate_stub): Use addend in instruction template.
1478 * options.h (DEFINE_bool): Set the user-set flag.
1479 (General_options): Add --[no-]-fix-cortex options.
1480 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1481 : Update fast look-up map after conversion.
1483 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1485 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1486 in the first pass of do_layout.
1488 2010-01-13 Doug Kwan <dougkwan@google.com>
1490 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1491 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1492 apparent compiler problem of not folding static constant integral
1493 data members of elfcpp::Elf_sizes<32>.
1495 2010-01-13 Doug Kwan <dougkwan@google.com>
1497 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1498 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1499 Arm_relobj::scan_section_for_cortex_a8_erratum,
1500 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1501 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1502 sections to scan for relocation stubs into a new method
1503 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1504 relocation and Cortex-A8 stub scanning.
1505 (Target_arm::do_relax): Force stubs to be after stubbed sections
1506 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1507 the beginning of a new relaxation pass. Update a comment.
1508 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1510 2010-01-12 Ian Lance Taylor <iant@google.com>
1512 * target-reloc.h (visibility_error): New inline function.
1513 (relocate_section): Call visibility_error.
1514 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1515 (MOSTLYCLEANFILES): Likewise.
1516 (protected_4_pic.o, protected_3.err): New targets.
1517 * testsuite/protected_4.cc: New file.
1519 2010-01-12 Doug Kwan <dougkwan@google.com>
1521 * arm.cc (Cortex_a8_reloc): New class.
1522 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1523 and cortex_a8_relocs_info_.
1524 (Target_arm::fix_cortex_a8): New method definition.
1525 (Target_arm::Cortex_a8_relocs_info): New type.
1526 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1527 New data member declarations.
1528 (Target_arm::scan_reloc_for_stub): Record information about
1529 relocations for THUMB branches that might be exempted from the
1530 Cortex-A8 workaround.
1531 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1532 at the beginning of a relaxation pass.
1534 2010-01-12 Doug Kwan <dougkwan@google.com>
1536 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1537 (Arm_relobj::Mapping_symbol_position,
1538 Arm_reloj::Mapping_symbol_position_less,
1539 Arm_relobj::Mapping_symbols_info): New types.
1540 (Target_arm::is_mapping_symbol_name): New method definition.
1541 (Arm_relobj::do_count_local_symbols): Save information about mapping
1544 2010-01-11 Doug Kwan <dougkwan@google.com>
1546 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1547 Arm_relocate_functions::thumb32_branch_upper,
1548 Arm_relocate_functions::thumb32_branch_lower,
1549 Arm_relocate_functions::thumb32_cond_branch_offset,
1550 Arm_relocate_functions::thumb32_cond_branch_upper,
1551 Arm_relocate_functions::thumb32_cond_branch_lower,
1552 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1553 branch offset encoding.
1554 (Arm_relocate_functions::thumb_branch_common): Use new branch
1555 offset encoding methods to avoid code duplication.
1556 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1557 (Stub_addend_reader::operator()): Use new branch encoding method
1558 to avoid code duplication.
1560 2010-01-11 Doug Kwan <dougkwan@google.com>
1562 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1563 (Target_arm::do_finalize_sections): Define special EXIDX section
1564 symbols only if referenced.
1565 * gc.h (Garbage_collection::add_reference): New method.
1566 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1569 2010-01-11 Ian Lance Taylor <iant@google.com>
1571 * script.cc (Version_script_info::build_expression_list_lookup):
1572 Change complaing about duplicate wildcard match from error to
1575 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1577 (Version_script_info::Version_script_info): Initialize globs_,
1578 default_version_, default_is_global_, and exact_. Don't
1579 initialize globals_ or locals_.
1580 (Version_script_info::build_lookup_tables): Build local symbols
1582 (Version_script_info::unquote): New function.
1583 (Version_script_info::add_exact_match): New function.
1584 (Version_script_info::build_expression_list_lookup): Remove lookup
1585 parameter. Add is_global parameter. Change all callers. Handle
1586 wildcard pattern specially. Unquote pattern. Call
1588 (Version_script_info::get_name_to_match): New function.
1589 (Version_script_info::get_symbol_version): New function.
1590 (Version_script_info::get_symbol_version_helper): Remove.
1591 (Version_script_info::check_unmatched_names): Call unquote.
1592 * script.h (class Version_script_info): Change get_symbol_version
1593 to be non-inline and add is_global parameter; change all callers.
1594 Rewrite symbol_is_local. Update declarations. Define struct
1595 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1596 Remove globals_ and locals_ members. Add exact_, globs_,
1597 default_version_, is_global_.
1598 (Version_script_info::Glob): Remove pattern, add expression and
1599 is_global. Update constructor. Change all callers.
1600 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1602 (Versions::symbol_section_contents): If a symbol is undefined, or
1603 defined in a dynamic object, set the version index to
1605 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1607 (Symbol_table::add_from_pluginobj): Likewise.
1608 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1610 2010-01-11 Doug Kwan <dougkwan@google.com>
1612 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1613 (incremental_dump_LDADD): Add linking option for libintl.
1614 * Makefile.in: Regenerate.
1616 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1619 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1621 * testsuite/Makefile.in: Regenerated.
1623 2010-01-10 Doug Kwan <dougkwan@google.com>
1625 * options.h (DEFINE_var): Use parentheses around argument varname__
1626 in macro body to avoid any unintended subsequent substitutions.
1628 2010-01-10 Ian Lance Taylor <iant@google.com>
1630 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1631 candidates before doing symbol resolution.
1633 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1634 ODR candidates if only one is weak.
1636 2010-01-08 Ian Lance Taylor <iant@google.com>
1638 * script.cc (Version_script_info::build_expression_list_lookup):
1639 Don't warn about ambiguous version, just record the ambiguity.
1640 (Version_script_info::get_symbol_version_helper): Give error if
1641 version is ambiguous.
1643 2010-01-08 Doug Kwan <dougkwan@google.com>
1645 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1646 prev_data_size_ and prev_addralign_. Remove initializer for
1647 deleted data member has_been_changed_.
1648 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1649 to determine if the table is empty.
1650 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1652 (Stub_table::add_reloc_stub): Define method in class definition
1653 instead of just declaring it there.
1654 (Stub_table::add_cortex_a8_stub): New method definition.
1655 (Stub_table::update_data_size_and_addralign): Ditto.
1656 (Stub_table::finalize_stubs): Ditto.
1657 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1658 (Stub_table::do_addralign_): Return address alignment in the
1659 (Stub_table::do_reset_address_and_file_offset): Define method in
1660 class definition instead of declaring it there. Set current data
1661 size to be the data size of the previous pass.
1662 (Stub_table::set_final_data_size): Use current data size as the
1664 (Stub_table::relocate_stub): Change parameter type of stub from
1665 Reloc_stub pointer to Stub pointer.
1666 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1667 (Stub_table::Cortex_a8_stub_list): New typedef.
1668 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1669 Stub_table::prev_addralign_): New data member.
1670 (Arm_relobj::Arm_relobj): Initialize data member
1671 section_has_cortex_a8_workaround_.
1672 (Arm_relobj::section_has_cortex_a8_workaround,
1673 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1675 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1677 (Target_arm::relocate_stub): Change parameter type of stub from
1678 Reloc_stub pointer to Stub pointer.
1679 (Insn_template::size, Insn_template::alignment): Handle
1680 THUMB16_SPECIAL_TYPE.
1681 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1682 Stub_table::update_data_size_and_addralign,
1683 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1685 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1686 (Stub_table::do_write): Ditto.
1687 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1689 2010-01-08 Ian Lance Taylor <iant@google.com>
1692 * symtab.h (class Symbol): Remove fields is_target_special_ and
1693 has_plt_offset_. Add field is_defined_in_discarded_section_.
1694 (Symbol::is_defined_in_discarded_section): New function.
1695 (Symbol::set_is_defined_in_discarded_section): New function.
1696 (Symbol::has_plt_offset): Rewrite.
1697 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1698 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1699 Don't initialize is_target_special_ or has_plt_offset_.
1700 Initialize is_defined_in_discarded_section_.
1701 (Symbol_table::add_from_relobj): If appropriate, set
1702 is_defined_in_discarded_section.
1703 * resolve.cc (Symbol::override_base_with_special): Don't test
1704 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1705 * target-reloc.h (relocate_section): Do special handling for
1706 symbols defined in discarded sections for global symbols as well
1709 2010-01-08 Ian Lance Taylor <iant@google.com>
1711 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1712 the SHT_SYMTAB case.
1714 2010-01-08 Ian Lance Taylor <iant@google.com>
1716 * object.cc (Sized_relobj::do_layout): Don't get confused if
1717 layout_eh_frame returns NULL.
1719 2010-01-08 Ian Lance Taylor <iant@google.com>
1722 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1723 dynamic symbol table, use the normal symbol table.
1724 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1727 2010-01-08 Ian Lance Taylor <iant@google.com>
1730 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1733 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1735 * version.cc (print_version): Change to "Copyright 2010".
1737 2010-01-08 Ian Lance Taylor <iant@google.com>
1741 * i386.cc (class Target_i386): Change return type of plt_section
1743 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1744 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1745 tls_desc_rel_ field.
1746 (Output_data_plt_i386::rel_tls_desc): New function.
1747 (Target_i386::rel_tls_desc_section): New function.
1748 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1749 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1750 R_386_TLS_DESC reloc in rel_tls_desc_section.
1751 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1752 Define struct Tlsdesc_info.
1753 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1754 (Target_x86_64::do_reloc_symbol_index): New function.
1755 (Target_x86_64::add_tlsdesc_info): New function.
1756 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1757 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1759 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1761 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1762 (Target_x86_64::rela_tlsdesc_section): New function.
1763 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1765 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1766 (Target_x86_64::do_reloc_addend): New function.
1767 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1768 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1769 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1770 (Output_reloc::type): New function.
1771 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1772 (Output_reloc::is_target_specific): New function.
1773 (Output_reloc::target_arg): New function.
1774 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1775 absolute relocs and target specific relocs.
1776 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1777 add_target_specific.
1778 (class Output_data_reloc) [SHT_RELA]: Likewise.
1779 * output.cc (Output_reloc::Output_reloc): Add four new versions
1780 for absolute relocs and target specific relocs.
1781 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1782 (Output_reloc::get_symbol_index): Likewise.
1783 (Output_reloc::local_section_offset): Check that local_sym_index_
1784 is not TARGET_CODE or 0.
1785 (Output_reloc::symbol_value): Likewise.
1786 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1788 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1789 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1791 * layout.cc (add_target_dynamic_tags): Use output section for
1792 DT_PLTRELSZ and DT_JMPREL.
1794 2010-01-07 Ian Lance Taylor <iant@google.com>
1797 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1799 (class Output_data_reloc_generic): Define.
1800 (class Output_data_reloc_base): Change base class to
1801 Output_data_reloc_generic. Change add() method to call
1802 bump_relative_reloc_count for a relative reloc. Remove
1804 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1806 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1807 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1809 * layout.h (class Layout): Update declaration.
1811 2010-01-07 Ian Lance Taylor <iant@google.com>
1813 * output.h (class Output_data): Add const version of
1814 output_section and do_output_section.
1815 (class Output_section_data): Add const version of
1817 (class Output_section): Likewise.
1818 * layout.cc (Layout::add_target_dynamic_tags): New function.
1819 * layout.h (class Layout): Update declarations.
1820 * arm.cc (Target_arm::do_finalize_sections): Use
1821 add_target_dynamic_tags.
1822 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1823 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1824 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1825 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1827 2010-01-07 Ian Lance Taylor <iant@google.com>
1830 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1833 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1834 Ian Lance Taylor <iant@google.com>
1837 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1838 Xindex::read_symtab_xindex.
1840 2010-01-07 Doug Kwan <dougkwan@google.com>
1842 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1843 (Insn_template::thumb16_bcond_insn): New method declaration.
1844 (Insn_template): Fix spelling.
1845 (Stub::thumb16_special): New method declaration.
1846 (Stub::do_write): Define virtual method which was previously pure
1848 (Stub::do_thumb16_special): New method declaration.
1849 (Stub::do_fixed_endian_write): New template member.
1850 (Reloc_stub::do_write): Remove.
1851 (Reloc_stub::do_fixed_endian_write): Remove.
1852 (Cortex_a8_stub): New class definition.
1853 (Stub_factory::make_cortex_a8_stub): New method definition.
1854 (Stub_factory::Stub_factory): Add missing static storage class
1855 qualifier for elf32_arm_stub_a8_veneer_blx.
1857 2010-01-07 Ian Lance Taylor <iant@google.com>
1860 * options.h (class General_options): Add --warn-unresolved-symbols
1861 and --error-unresolved-symbols.
1862 * errors.cc (Errors::undefined_symbol): Implement
1863 --warn-unresolved-symbols.
1865 * options.h (class General_options): Add -z text and -z textoff.
1866 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1868 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1870 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1871 (Garbage_collection::cident_sections): New function.
1872 (Garbage_collection::add_cident_section): New function.
1873 (Garbage_collection::cident_sections_): New member.
1874 (gc_process_relocs): Add references to sections whose names are C
1876 * gold.h (cident_section_start_prefix): New constant.
1877 (cident_section_stop_prefix): New constant.
1878 (is_cident): New function.
1879 * layout.cc (Layout::define_section_symbols): Replace string constants
1880 with the newly defined constants.
1881 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1883 * testsuite/Makefile.am: Add gc_orphan_section_test.
1884 * testsuite/Makefile.in: Regenerate.
1885 * testsuite/gc_orphan_section_test.cc: New file.
1886 * testsuite/gc_orphan_section_test.sh: New file.
1888 2010-01-06 Ian Lance Taylor <iant@google.com>
1891 * options.h (class General_options): Add --warn-shared-textrel.
1892 * layout.cc (Layout::finish_dynamic_section): Implement
1893 --warn-shared-textrel.
1896 * options.h (class General_options): Add --warn-multiple-gp.
1898 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1900 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1901 $(THREADSLIB) and $(LIBDL).
1902 * Makefile.in: Rebuild.
1904 2010-01-06 Ian Lance Taylor <iant@google.com>
1907 * options.cc (General_options::parse_section_start): New function.
1908 (General_options::section_start): New function.
1909 (General_options::General_options): Initialize all members.
1910 * options.h: Include <map>
1911 (class General_options): Add --section-start. Add section_starts_
1913 * layout.cc (Layout::attach_allocated_section_to_segment): If
1914 --section-start was used, set the address of the segment. Remove
1915 local sort_sections.
1916 (Layout::relaxation_loop_body): If the address of the load segment
1917 has been set by --section-start, don't use it.
1918 * output.h (Output_segment::update_flags_for_output_section): New
1920 * output.cc (Output_segment::add_output_section): Call
1921 update_flags_for_output_section.
1923 2010-01-05 Ian Lance Taylor <iant@google.com>
1926 * options.h (class General_options): Add --undefined-version.
1927 * script.cc (struct Version_expression): Add was_matched_by_symbol
1929 (Version_script_info::matched_symbol): New function.
1930 (Version_script_info::get_symbol_version_helper): Call
1932 (Version_script_info::check_unmatched_names): New function.
1933 * script.h (class Version_script_info): Update declarations.
1934 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1936 * options.h (class General_options): Use DEFINE_bool_alias for
1937 allow_multiple_definition.
1938 * resolve.cc (Symbol_table::should_override): Don't test
1939 allow_multiple_definition.
1942 * options.h (class General_options): Add --cref.
1943 * main.cc (main): Print cref table if --cref. Don't close mapfile
1944 until after printing cref table.
1945 * cref.cc: Include "symtab.h".
1946 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1947 (Cref_table_compare::operator()): New function.
1948 (Cref_inputs::gather_cref): New function.
1949 (filecol): New static const.
1950 (Cref_inputs::print_cref): New function.
1951 (Cref::print_cref): New function.
1952 * cref.h: Include <cstdio>.
1953 (class Cref): Update declarations.
1954 * mapfile.h (Mapfile::file): New function.
1955 * object.h (class Object): Define Symbols. Declare virtual
1956 do_get_global_symbols.
1957 (Object::get_global_symbols): New function.
1958 * object.cc (Input_objects::add_object): Pass object to cref_ if
1960 (Input_objects::archive_start): Likewise.
1961 (Input_objects::archive_stop): Likewise.
1962 (Input_objects::print_cref): New function.
1963 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1964 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1966 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1968 * plugin.h (class Sized_pluginobj): Update declarations.
1970 2010-01-05 Ian Lance Taylor <iant@google.com>
1972 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1973 to is_default_version. Rename insdef to insdefault.
1974 (Symbol_table::add_from_relobj): Rename def to is_default_version
1975 and local to is_forced_local.
1976 (Symbol_table::add_from_pluginobj): Likewise.
1977 (Symbol_table::add_from_dynobj): Likewise.
1978 (Symbol_table::define_special_symbol): Rename insdef to
1981 2010-01-04 Ian Lance Taylor <iant@google.com>
1984 * options.h (class General_options): Add
1985 --allow-multiple-definition and -z muldefs.
1986 * resolve.cc (Symbol_table::should_override): Don't warn about a
1987 multiple symbol definition if --allow-multiple-definition or -z
1991 * options.h (class General_options): Add --add-needed and
1992 --copy-dt-needed-entries. Tweak --as-needed help entry.
1993 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1994 error if --copy-dt-needed-entries aka --add-needed is used and
1995 would cause a change in behaviour.
1998 * options.h (class General_options): Add -G as a short version of
1999 --shared. Add no-op options -assert, -g, and -i.
2001 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2003 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2004 check for .text or .gnu.linkonce.t sections.
2005 * icf.cc (Icf::find_identical_sections): Ditto.
2006 Change the detection for mangled function name within the section
2008 * icf.h (is_section_foldable_candidate): New function.
2010 2009-12-30 Ian Lance Taylor <iant@google.com>
2013 * options.h (class General_options): Permit two dashes with
2014 --retain-symbols-file.
2016 2009-12-30 Ian Lance Taylor <iant@google.com>
2019 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2020 don't put the file header and segment headers in the text
2024 * common.cc (Sort_commons::operator()): Stabilize sort when both
2026 (Symbol_table::do_allocate_commons_list): When allocating common
2027 symbols, skip a symbol which is no longer common.
2028 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2029 an object before checking its type.
2030 * testsuite/common_test_2.c: New file.
2031 * testsuite/common_test_3.c: New file.
2032 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2033 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2034 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2035 (common_test_2_pic.o, common_test_2.so): New targets.
2036 (common_test_3_pic.o, common_test_3.so): New targets.
2037 * testsuite/Makefile.in: Rebuild.
2040 * script.cc (read_input_script): If we see a new SECTIONS clause,
2041 and we have added an input section, give an error.
2042 * layout.h (class Layout): Add have_added_input_section function.
2043 Add have_added_input_section_ field.
2044 * layout.cc (Layout::Layout): Initialize
2045 have_added_input_section_.
2046 (Layout::layout): Set have_added_input_section_.
2047 (Layout::layout_eh_frame): Likewise.
2049 2009-12-30 Ian Lance Taylor <iant@google.com>
2052 * options.h (class General_options): Add --sort-common option.
2053 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2054 * common.cc (Sort_common): Add sort_order parameter to
2055 constructor. Add sort_order_ field.
2056 (Sort_commons::operator): Check sort_order_.
2057 (Symbol_table::allocate_commons): Determine the sort order.
2058 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2060 (Symbol_table::do_allocate_commons_list): Likewise.
2062 2009-12-30 Ian Lance Taylor <iant@google.com>
2065 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2066 symbols from this object, don't change the visibility of an
2068 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2070 2009-12-30 Ian Lance Taylor <iant@google.com>
2073 * script.h (class Version_script_info): Define Language enum.
2074 Update declarations. Define Glob, Exact, and Lookup types. Add
2075 new fields globals_, locals_, and is_finalized_.
2076 * script.cc: Various formatting fixes.
2077 (class Parser_closure): Change language_stack_ from a vector of
2078 std::string to one of Version_script_info::Language. Adjust all
2080 (class Lazy_demangler): Remove.
2081 (struct Version_expression): Change language from std::string to
2082 Version_script_info::Language.
2083 (Version_script_info::Version_script_info): New function.
2084 (Version_script_info::~Version_script_info): Don't call clear.
2085 (Version_script_info::finalize): New function.
2086 (Version_script_info::build_lookup_tables): New function.
2087 (Version_script_info::build_expression_list_lookup): New
2089 (Version_script_info::get_symbol_version_helper): Rewrite to use
2091 (Version_script_info::print_expression_list): Adjust to use
2092 Version_script_info::Language.
2093 (script_push_lex_into_version_mode): Check that the version script
2094 has not been finalized.
2095 (version_script_push_lang): Change language string to
2096 Version_script_info::Language.
2097 * options.cc (Command_line::version_script): New function.
2098 * options.h (class General_options): Add finalize_dynamic_list
2099 function. Change version_script from declaration to definition.
2100 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2101 * testsuite/version_script.map: Remove duplicate def of foo.
2102 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2104 * testsuite/Makefile.in: Rebuild.
2106 2009-12-30 Ian Lance Taylor <iant@google.com>
2109 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2110 if the input symbol index is 0, make the output symbol index 0.
2112 2009-12-30 Ian Lance Taylor <iant@google.com>
2115 * options.h (class General_options): Add -x/--discard-all.
2116 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2117 --discard-all. If the local symbol needs a dynamic entry, check
2118 that before handling --discard-locals.
2120 2009-12-30 Ian Lance Taylor <iant@google.com>
2123 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2125 (Output_segment::add_output_section): Don't change the flags if
2129 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2130 GNU hash table if they need a dynamic value. Otherwise, don't add
2131 them if they are defined in a dynamic object or are forced local.
2133 2009-12-29 Ian Lance Taylor <iant@google.com>
2136 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2137 .gnu.hash table for a 32-bit target.
2140 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2141 regular and a dynamic object only needs a dynamic symbol table
2142 entry if it is externally visible.
2145 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2146 constructor. Add global_offset_table_ field.
2147 (Target_i386::got_section): Set global_offset_table_.
2148 (Target_i386::do_finalize_sections): Set global_offset_table_
2150 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2151 in constructor. Add global_offset_table_ field.
2152 (Target_x86_64::got_section): Set global_offset_table_.
2153 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2156 * layout.cc (Layout::Layout): Initialize increase_relro_.
2157 (Layout::get_output_section): Add is_relro, is_last_relro, and
2158 is_first_non_relro parameters. Change all callers.
2159 (Layout::choose_output_section): Likewise.
2160 (Layout::add_output_section_data): Likewise.
2161 (Layout::make_output_section): Likewise.
2162 (Layout::set_segment_offsets): Clear increase_relro when using a
2164 * layout.h (class Layout): Add increase_relro method. Add
2165 increase_relro_ field. Update declarations.
2166 * output.cc (Output_section::Output_section): Initialize
2167 is_last_relro_ and is_first_non_relro_.
2168 (Output_segment::add_output_section): Group relro sections is
2169 do_sort is true. Handle is_last_relro and is_first_non_relro.
2170 (Output_segment::maximum_alignment): Remove relro handling.
2171 (Output_segment::set_section_addresses): Add increase_relro
2172 parameter. Change all callers. Add initial alignment to align
2173 relro sections on separate page. Remove old relro handling.
2174 (Output_segment::set_section_list_addresses): Remove in_relro
2175 parameter. Change all callers.
2176 (Output_segment::set_offset): Add increase parameter. Change all
2177 callers. Remove old relro handling.
2178 * output.h (class Output_section): Add new methods: is_last_relro,
2179 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2180 Add is_last_relro_ and is_first_non_relro_ fields.
2181 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2182 Create separate .got.plt section. Call increase_relro.
2183 * x86_64.cc (Target_x86_64::got_section): Likewise.
2184 * testsuite/relro_script_test.t: Add .got.plt.
2187 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2188 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2189 (Layout::finalize): Call set_dynamic_symbol_size.
2190 (Layout::set_dynamic_symbol_size): New function.
2191 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2192 set_dynamic_symbol_size.
2195 * output.h (class Output_section): Add is_entsize_zero_ field.
2196 * output.cc (Output_section::Output_section): Initialize
2198 (Output_section::set_entsize): If two different entsizes are
2199 requested, force it to zero.
2200 (Output_section::add_input_section): Set flags for .debug_str
2201 before updating section flags. Set entsize.
2202 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2203 and SHF_STRING if all input sections have those flags.
2205 2009-12-29 Rafael Espindola <espindola@google.com>
2207 * main.cc (main): Fix the sys time reporting.
2208 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2211 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2213 * options.cc (General_options::parse_version): Allow -v to exit
2214 without an error if there is nothing to link.
2216 2009-12-29 Ian Lance Taylor <iant@google.com>
2218 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2219 using a version of gcc before 4.1.
2220 * configure: Rebuild.
2222 2009-12-28 Chris Demetriou <cgd@google.com>
2224 * attributes.cc (Output_attributes_section_data::do_write): Use
2225 std::vector::front rather than std::vector::data.
2227 2009-12-28 Ian Lance Taylor <iant@google.com>
2229 * symtab.h (class Symbol_table): Add enum Defined.
2230 * resolve.cc (Symbol_table::should_override): Add defined
2231 parameter. Change all callers. Test whether object is NULL
2232 before calling a method on it.
2233 (Symbol_table::report_resolve_problem): Add defined parameter.
2235 (Symbol_table::should_override_with_special): Likewise.
2236 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2237 parameter. Change all callers.
2238 (Symbol_table::do_define_in_output_data): Likewise.
2239 (Symbol_table::define_in_output_segment): Likewise.
2240 (Symbol_table::do_define_in_output_segment): Likewise.
2241 (Symbol_table::define_as_constant): Likewise.
2242 (Symbol_table::do_define_as_constant): Likewise.
2243 * script.h (class Symbol_assignment): Add is_defsym parameter to
2244 constructor; change all callers.
2245 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2246 parameter. Change all callers. Add is_defsym_ field.
2247 (class Parser_closure): Add parsing_defsym parameter to
2248 constructor; change all callers. Add parsing_defsym accessor
2249 function. Add parsing_defsym_ field.
2251 2009-12-28 Ian Lance Taylor <iant@google.com>
2253 * gold.cc (queue_middle_tasks): Fix formatting.
2254 * object.cc (Relobj::is_section_name_included): Likewise.
2256 2009-12-23 Ian Lance Taylor <iant@google.com>
2258 * i386.cc (Target_i386::do_calls_non_split): Recognize
2259 -fsplit-stack prologue for a function with a static chain.
2260 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2261 -fsplit-stack prologue when using %r11.
2263 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2265 * options.cc (General_options::parse_version): Make -v continue and do
2266 the link like GNU ld does.
2268 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2270 * Makefile.am (CCFILES): Add timer.cc.
2271 (HFILES): Add timer.h.
2272 * configure.ac: Check for sysconf and times.
2273 * main.cc: include timer.h.
2274 (main): Use Timer instead of get_run_time.
2277 * workqueue.cc: include timer.h.
2278 (Workqueue::find_and_run_task):
2279 Report user, sys and wall time.
2280 * Makefile.in: Regenerate.
2281 * config.in: Regenerate.
2282 * configure: Regenerate.
2284 2009-12-16 Doug Kwan <dougkwan@google.com>
2286 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2288 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2289 relaxed input sections.
2290 * output.cc (Output_section::find_relaxed_input_section): Change
2291 return type to Output_relaxed_input_section pointer. Adjust code
2292 for new type of relaxed_input_section_map_.
2293 * output.h (Output_section::find_relaxed_input_section): Change
2294 return type to Output_relaxed_input_section pointer.
2295 (Output_section::Output_relaxed_input_section_by_input_section_map):
2297 (Output_section::relaxed_input_section_map_): Change type to
2298 Output_section::Output_relaxed_input_section_by_input_section_map.
2299 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2302 2009-12-15 Ian Lance Taylor <iant@google.com>
2304 * layout.cc (Layout::create_shstrtab): Only write out after input
2305 sections if we are compressing debug sections.
2307 2009-12-15 Ian Lance Taylor <iant@google.com>
2309 * archive.cc (Archive::add_symbols): Only look up a symbol without
2310 a version if there is, in fact, a version.
2312 2009-12-14 Ian Lance Taylor <iant@google.com>
2314 Revert -Wshadow changes, all changes from:
2315 2009-12-11 Doug Kwan <dougkwan@google.com>
2316 2009-12-11 Nick Clifton <nickc@redhat.com>
2317 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2319 2009-12-11 Doug Kwan <dougkwan@google.com>
2321 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2323 * attributes.cc (Object_attribute::size): Ditto.
2324 (Attributes_section_data::size): Ditto.
2325 (Attributes_section_data::Attributes_section_data): Ditto.
2326 (Output_attributes_section_data::do_write): Ditto.
2327 * attributes.h (Object_attribute::set_type): Ditto.
2328 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2330 2009-12-11 Nick Clifton <nickc@redhat.com>
2332 * archive.cc: Fix shadowed variable warnings.
2334 * compressed_output.cc: Likewise.
2335 * compressed_output.h: Likewise.
2336 * configure: Likewise.
2337 * dwarf_reader.cc: Likewise.
2338 * dynobj.cc: Likewise.
2339 * dynobj.h: Likewise.
2340 * ehframe.cc: Likewise.
2341 * ehframe.h: Likewise.
2342 * errors.cc: Likewise.
2343 * expression.cc: Likewise.
2344 * fileread.cc: Likewise.
2345 * fileread.h: Likewise.
2346 * freebsd.h: Likewise.
2347 * i386.cc: Likewise.
2349 * incremental.h: Likewise.
2350 * layout.cc: Likewise.
2351 * layout.h: Likewise.
2352 * mapfile.cc: Likewise.
2353 * merge.cc: Likewise.
2354 * merge.h: Likewise.
2355 * object.cc: Likewise.
2356 * object.h: Likewise.
2357 * options.h: Likewise.
2358 * output.cc: Likewise.
2359 * output.h: Likewise.
2360 * parameters.cc: Likewise.
2361 * plugin.cc: Likewise.
2362 * powerpc.cc: Likewise.
2363 * reduced_debug_output.cc: Likewise.
2364 * reduced_debug_output.h: Likewise.
2365 * reloc.cc: Likewise.
2366 * reloc.h: Likewise.
2367 * resolve.cc: Likewise.
2368 * script-sections.cc: Likewise.
2369 * script.cc: Likewise.
2370 * script.h: Likewise.
2371 * sparc.cc: Likewise.
2372 * symtab.cc: Likewise.
2373 * symtab.h: Likewise.
2374 * target-select.cc: Likewise.
2375 * target-select.h: Likewise.
2376 * token.h: Likewise.
2377 * workqueue.cc: Likewise.
2378 * workqueue.h: Likewise.
2379 * x86_64.cc: Likewise.
2381 2009-12-10 Doug Kwan <dougkwan@google.com>
2383 * arm.cc (attributes.h): New include.
2384 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2385 (Arm_relobj::~Arm_relobj): Delete object pointed by
2386 attributes_section_data_.
2387 (Arm_relobj::attributes_section_data): New method definition.
2388 (Arm_relobj::attributes_section_data_): New data member declaration.
2389 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2390 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2391 attributes_section_data_.
2392 (Arm_dynobj::attributes_section_data): New method definition.
2393 (Arm_dynobj::attributes_section_data_): New data member declaration.
2394 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2395 initialization value of may_use_blx_ to false.
2396 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2397 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2398 object attributes to compute results instead of hard-coding.
2399 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2400 Target_arm::get_secondary_compatible_arch,
2401 Target_arm::set_secondary_compatible_arch
2402 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2403 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2404 New method declarations.
2405 (Target_arm::get_aeabi_object_attribute): New method definition.
2406 (Target_arm::attributes_section_data_): New data member declaration.
2407 (read_arm_attributes_section): New template definition.
2408 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2409 (Arm_dynobj::do_read_symbols): Ditto.
2410 (Target_arm::do_finalize_sections): Merge attributes sections from
2411 input. Check for BLX use after attributes section merging.
2412 Fix __exidx_start and __exidx_end visibility. Create an
2413 .ARM.attributes section if necessary.
2414 (Target_arm::get_secondary_compatible_arch,
2415 Target_arm::set_secondary_compatible_arch,
2416 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2417 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2418 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2419 New method definitions.
2421 2009-12-09 Ian Lance Taylor <iant@google.com>
2423 * plugin.cc (Plugin::load): Don't cast from void* to a function
2426 2009-12-09 Ian Lance Taylor <iant@google.com>
2428 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2431 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2433 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2434 Replace two_file_shared_1.so with two_file_shared_2.so.
2435 * testsuite/Makefile.in: Regenerated.
2437 2009-12-08 Doug Kwan <dougkwan@google.com>
2439 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2440 (HFILES): Add attributes.h and int_encoding.h.
2441 * Makefile.in: Regenerate.
2442 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2443 function definitions to int_encoding.cc
2444 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2445 prototypes to int_encoding.h
2446 * reduced_debug_output.cc (int_encoding.h): New include.
2447 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2448 function definitions to int_encoding.cc
2449 (insert_into_vector, read_from_pointer): Move template definitions to
2451 * attributes.cc: New file.
2452 * attributes.h: New file.
2453 * int_encoding.cc: New file.
2454 * int_encoding.h: New file.
2456 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2459 * incremental-dump.cc (dump_incremental_inputs): New.
2460 (main): Use dump_incremental_inputs.
2462 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2465 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2466 checking elfcpp::STT_FUNC.
2467 (Target_i386::Relocate::relocate): Likewise.
2468 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2470 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2471 symbols from shared libraries into normal FUNC symbols.
2473 * symtab.h (Symbol): Add is_func and use it.
2475 2009-12-05 Doug Kwan <dougkwan@google.com>
2477 * arm.cc (Target_arm::arm_info): Initialize new fields
2478 attributes_section and attributes_vendor.
2479 * i386.cc (Target_i386::i386_info): Same.
2480 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2481 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2482 fields attributes_section and attributes_vendor.
2483 * sparc.cc (Target_sparc::sparc_info): Same.
2484 * target.h (Target::attributes_section, Target::attributes_vendor,
2485 Target::is_attributes_section, Target::attribute_arg_type,
2486 Target::attributes_order): New method definitions.
2487 (Target::Target_info::attributes_section,
2488 Target::Target_info::attributes_vendor): New fields.
2489 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2490 virtual method definitions.
2491 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2492 attributes_section and attributes_vendor.
2493 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2495 2009-12-05 Doug Kwan <dougkwan@google.com>
2497 * arm.cc: Update comments about interworking and stub generation.
2498 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2499 considered as non-PIC.
2500 (Arm_relocate_functions::base_abs): Fix formatting.
2501 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2502 of function to use GOT entry address instead of offset.
2503 (Target_arm::Scan::global): Issue an error if a symbol would need a
2504 PLT does not get one because it is untyped. Remove code to create
2505 dynamic symbols for relative branches.
2506 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2507 takes unsigned integer instead of boolean.
2509 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2511 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2512 (two_file_test_LDADD): Likewise.
2513 (common_test_1_LDADD): Likewise.
2514 (exception_test_LDADD) Likewise.
2515 (weak_test_LDADD): Likewise.
2516 (many_sections_test_LDADD): Likewise.
2517 (initpri1_LDADD): Likewise.
2518 (script_test_1_LDADD): Likewise.
2519 (script_test_2_LDADD): Likewise.
2520 (justsyms_LDADD): Likewise.
2521 (binary_test_LDADD): Likewise.
2522 (large_LDADD): Likewise.
2523 * testsuite/Makefile.in: Regenerated.
2525 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2527 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2528 (Symbol_table::override_with_special): Likewise.
2529 (Symbol_table::add_from_object): Likewise.
2531 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2533 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2534 Don't set the data_offset twice.
2536 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2538 * testsuite/Makefile.in: Regenerate.
2540 2009-12-03 Doug Kwan <dougkwan@google.com>
2542 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2543 (Target_arm::do_finalize_sections): Add parameter for symbol table
2544 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2545 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2546 parameter for symbol table pointer.
2547 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2548 an additional parameter for a pointer to symbol table.
2549 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2550 parameter for a symbol table pointer.
2551 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2552 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2554 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2555 parameter for a symbol table pointer.
2557 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2559 * incremental.cc (Incremental_inputs_header)
2560 (Incremental_inputs_header_write, Incremental_inputs_entry)
2561 (Incremental_inputs_entry_write): Move ...
2562 * incremental.h (Incremental_inputs_header)
2563 (Incremental_inputs_header_write, Incremental_inputs_entry)
2564 (Incremental_inputs_entry_write): here.
2566 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2568 * incremental.cc (make_sized_incremental_binary): Set the target.
2569 Error if it is incompatible.
2570 * output.h (Output_file): Add filename method.
2572 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2574 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2575 from the get_* methods.
2577 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2579 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2580 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2581 Write 0 for the data_offset of scripts.
2583 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2585 * testsuite/Makefile.am: Add the incremental_test.sh test.
2586 * testsuite/incremental_test.sh: New.
2587 * testsuite/incremental_test_1.c: New.
2588 * testsuite/incremental_test_2.c: New.
2590 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2592 * incremental-dump.cc (main): Fix typos.
2594 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2597 * incremental-dump.cc (main): Use llu to print 64 bit values.
2599 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2600 H.J. Lu <hongjiu.lu@intel.com>
2602 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2604 (incremental_dump_LDADD): Likewise.
2605 * Makefile.in: Regenerated.
2607 2009-11-25 Doug Kwan <dougkwan@google.com>
2611 2009-11-25 Doug Kwan <dougkwan@google.com>
2613 * arm.cc (Target_arm::Target_arm): Move method definition
2614 outside of class definition. Add code to handle
2615 --target1-rel, --target1-abs and --target2= options.
2616 (Target_arm::get_reloc_reloc_type): Change method to be
2617 non-static and const.
2618 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2619 New data member declaration.
2620 (Target_arm::Scan::local, Target_arm::Scan::global,
2621 Target_arm::Relocate::relocate,
2622 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2623 Adjust call to Target_arm::get_real_reloc_type.
2624 (Target_arm::get_real_reloc_type): Use command line options
2625 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2626 * options.h (--target1-rel, --target1-abs, --target2): New
2629 2009-11-25 Doug Kwan <dougkwan@google.com>
2631 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2632 class definition. Add code to handle --target1-rel, --target1-abs
2633 and --target2= options.
2634 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2636 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2638 (Target_arm::Scan::local, Target_arm::Scan::global,
2639 Target_arm::Relocate::relocate,
2640 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2641 call to Target_arm::get_real_reloc_type.
2642 (Target_arm::get_real_reloc_type): Use command line options to
2643 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2644 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2647 2009-11-25 Doug Kwan <dougkwan@google.com>
2649 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2650 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2651 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2653 (Arm_relocate_functions::thm_call): Replace body with a call to
2654 Arm_relocate_functions::thumb_branch_common.
2655 (Arm_relocate_functions::thm_jump24,
2656 Arm_relocate_functions::thm_xpc22): New method definitions.
2657 (Arm_relocate_functions::thumb_branch_common): New method definition.
2658 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2660 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2661 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2663 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2665 * Makefile.am: Build incremental-dump
2666 * Makefile.in: Regenerate.
2667 * incremental-dump.cc: New.
2668 * incremental.cc (Incremental_inputs_header_data,
2669 Incremental_inputs_entry_data): Move to incremental.h
2670 * incremental.h: (Incremental_inputs_header_data,
2671 Incremental_inputs_entry_data): Move from incremental.cc
2673 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2675 * incremental.cc (Incremental_inputs_header,
2676 Incremental_inputs_header_write, Incremental_inputs_entry,
2677 Incremental_inputs_entry_write): Add a typedef with the data type.
2679 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2681 * incremental.cc (Incremental_inputs_header,
2682 Incremental_inputs_header_write, Incremental_inputs_entry,
2683 Incremental_inputs_entry_write): Update comment about which
2684 type has the filed descriptions.
2686 2009-11-15 Doug Kwan <dougkwan@google.com>
2688 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2689 (Arm_relocate_functions::arm_branch_common): Change method defintion
2690 in class definition to a method declaration and update list of formal
2692 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2693 Arm_relocation_functions::jump24): Adjust call to
2694 Arm_relocate_functions::arm_branch_common. Update list of formal
2696 (Arm_relocate_functions::xpc25): New method definition.
2697 (Arm_relocate_functions::arm_branch_common): Move method defintion
2698 out from class definition. Use stubs for mode-switching and extending
2700 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2701 specially. Change code to enable use of stubs in ARM branches.
2703 2009-11-10 Doug Kwan <dougkwan@google.com>
2705 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2706 in method declaration.
2707 (Target_arm::relocate_stub): New method declaration.
2708 (Target_arm::default_target): Change to return a pointer instead of
2710 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2711 Target_arm::default_target.
2712 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2714 (Target_arm::relocate_section): Adjust view.
2715 (Target_arm::relocate_stub): New method definition.
2717 2009-11-10 Doug Kwan <dougkwan@google.com>
2719 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2721 * incremental.cc (open_incremental_binary): Initialized local
2722 variables to avoid warnings.
2723 * object.cc (make_elf_object): Ditto.
2724 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2727 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2730 * testsuite/plugin_test.c: Include "config.h".
2732 2009-11-09 Doug Kwan <dougkwan@google.com>
2734 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2735 (arm_symbol_value): Remove.
2736 (Arm_relocate_functions::arm_branch_common,
2737 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2738 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2739 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2740 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2741 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2742 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2743 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2744 Arm_relocate_functions::thm_mobw_abs_nc,
2745 Arm_relocate_functions::thm_mov_abs,
2746 Arm_relocate_functions::movw_prel_nc,
2747 Arm_relocate_functions::thm_movt_abs,
2748 Arm_relocate_functions::movt_prel,
2749 Arm_relocate_functions::thm_movw_prel_nc,
2750 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2751 (Target_arm::Relocate::relocate): Only decompose address into two
2752 parts if relocation type uses the thumb-bit and pass the actual
2753 bit instead of a flag indicating that the thumb-bit is used. Adjust
2754 calls to methods in Arm_relocate_functions for this change.
2756 2009-11-08 Ian Lance Taylor <iant@google.com>
2759 * reloc.cc: Instantiate
2760 Sized_relobj::initialize_input_to_output_maps and
2761 Sized_relobj:free_input_to_output_maps.
2763 2009-11-06 Ian Lance Taylor <iant@google.com>
2766 * defstd.cc (in_segment): Set only_if_ref true for "end".
2768 2009-11-06 Doug Kwan <dougkwan@google.com>
2770 * arm.cc (class Reloc_stub): Correct a comment.
2771 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2772 (Target_arm::scan_section_for_stubs): New method declaration.
2773 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2774 Change methods from private to protected.
2775 (Target_arm::do_may_relax): New method definition.
2776 (Target_arm::do_relax, Target_arm::group_sections,
2777 Target_arm::scan_reloc_for_stub,
2778 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2779 (Target_arm::arm_input_section_map_): New data member declaration.
2780 (Target_arm::scan_reloc_for_stub,
2781 Target_arm::scan_reloc_section_for_stubs,
2782 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2783 Target_arm::do_relax): New method definitions.
2785 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2787 * configure.ac: Check for (struct stat)::st_mtim
2788 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2789 * config.in: Regenerate.
2790 * configure: Regenerate.
2792 2009-11-05 Ian Lance Taylor <iant@google.com>
2795 * output.cc (Output_segment::add_output_section): Add missing
2798 2009-11-04 Ian Lance Taylor <iant@google.com>
2801 * object.h (class Object): Add is_needed and set_is_needed
2802 methods. Add is_needed_ field. Make bool fields into bitfields.
2803 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2804 defined in a dynamic object and referenced by a regular object,
2805 set is_needed for the dynamic object.
2806 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2807 if the file is marked with as_needed and it is not needed.
2809 2009-11-04 Ian Lance Taylor <iant@google.com>
2812 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2813 tags if data is discarded by linker script.
2814 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2815 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2816 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2817 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2819 2009-11-04 Ian Lance Taylor <iant@google.com>
2821 * layout.cc (Layout::get_output_section): Add is_interp and
2822 is_dynamic_linker_section parameters. Change all callers.
2823 (Layout::choose_output_section): Likewise.
2824 (Layout::make_output_section): Likewise.
2825 (Layout::add_output_section_data): Add is_dynamic_linker_section
2826 parameter. Change all callers.
2827 * layout.h (class Layout): Update declarations.
2828 * output.h (class Output_section): Add is_interp, set_is_interp,
2829 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2830 Add is_interp_, is_dynamic_linker_section_ fields. Change
2831 generate_code_fills_at_write_ to a bitfield.
2832 * output.cc (Output_section::Output_sections): Initialize new
2834 (Output_segment::add_output_section): Add do_sort parameter.
2837 2009-11-03 Ian Lance Taylor <iant@google.com>
2840 * options.h (class General_options): Add --warn-common.
2841 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2842 merging two common symbols.
2843 (Symbol_table::should_override): Handle --warn-common when merging
2844 a common symbol with a defined symbol. Use report_resolve_problem
2845 for multiple definitions.
2846 (Symbol_table::report_resolve_problem): New function.
2847 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2849 2009-11-03 Doug Kwan <dougkwan@google.com>
2851 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2853 (Target_arm::stub_factory): New method definition.
2854 (Target_arm::new_arm_input_section,
2855 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2856 Target_arm::reloc_uses_thumb_bit): New method declarations.
2857 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2858 New type definitions.
2859 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2860 member declarations.
2861 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2862 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2863 New method definitions.
2865 2009-11-03 Ian Lance Taylor <iant@google.com>
2867 * options.h (class General_options): Add --warn_constructors.
2869 2009-11-03 Ian Lance Taylor <iant@google.com>
2872 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2873 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2875 2009-11-03 Ian Lance Taylor <iant@google.com>
2878 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2879 --msgid-bugs-address.
2880 (install-pdf): New target.
2881 (install-data_yes): Look up one directory to find mkinstalldirs.
2883 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2885 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2888 2009-10-30 Doug Kwan <dougkwan@google.com>
2890 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2892 2009-10-30 Doug Kwan <dougkwan@google.com>
2894 * arm.cc (Stub_addend_reader): New struct template definition
2895 and partial specializations.
2896 (Stub_addend_reader::operator()): New method definition for a
2897 partially specialized template.
2899 2009-10-30 Doug Kwan <dougkwan@google.com>
2901 * arm.cc (Arm_relobj::processor_specific_flags): New method
2903 (Arm_relobj::do_read_symbols): New method declaration.
2904 (Arm_relobj::processor_specific_flags_): New data member declaration.
2905 (Arm_dynobj): New class definition.
2906 (Target_arm::do_finalize_sections): Add input_objects parameter.
2907 (Target_arm::do_adjust_elf_header): New method declaration.
2908 (Target_arm::are_eabi_versions_compatible,
2909 (Target_arm::merge_processor_specific_flags): New method declaration.
2910 (Target_arm::do_make_elf_object): New overloaded method definitions
2912 (Arm_relobj::do_read_symbols): New method definition.
2913 (Arm_dynobj::do_read_symbols): Ditto.
2914 (Target_arm::do_finalize_sections): Add input_objects parameters.
2915 Merge processor-specific flags from all input objects.
2916 (Target_arm::are_eabi_versions_compatible,
2917 Target_arm::merge_processor_specific_flags,
2918 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2919 New method definitions.
2920 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2921 Input_objects pointer type parameter.
2922 * layout.cc (Layout::finalize): Pass input objects to target's.
2923 finalize_sections function.
2924 * output.cc (Output_file_header::do_sized_write): Set ELF file
2925 header's processor-specific flags.
2926 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2927 Input_objects pointer type parameter.
2928 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2929 * target.h (Input_objects): New forward class declaration.
2930 (Target::processor_specific_flags,
2931 Target::are_processor_specific_flags_sect): New method definitions.
2932 (Target::finalize_sections): Add input_objects parameter.
2933 (Target::Target): Initialize processor_specific_flags_ and
2934 are_processor_specific_flags_set_.
2935 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2937 (Target::set_processor_specific_flags): New method definition.
2938 (Target::processor_specific_flags_,
2939 Target::are_processor_specific_flags_set_): New data member
2941 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2942 Input_objects pointer type parameter.
2944 2009-10-30 Doug Kwan <dougkwan@google.com>
2946 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2948 2009-10-28 Ian Lance Taylor <iant@google.com>
2950 * object.h (class Relobj): Drop options parameter from
2951 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2952 do_scan_relocs, do_relocate. Change all callers.
2953 (class Sized_relobj): Drop options parameters from
2954 do_gc_process_relocs, do_scan_relocs, do_relocate,
2955 do_relocate_sections, relocate_sections, emit_relocs_scan,
2956 emit_relocs_scan_reltype. Change all callers.
2957 (struct Relocate_info): Remove options field and all references to
2959 * reloc.h (class Read_relocs): Remove options constructor
2960 parameter and options_ field. Change all callers.
2961 (class Gc_process_relocs, class Scan_relocs): Likewise.
2962 (class Relocate_task): Likewise.
2963 * target-reloc.h (scan_relocs): Remove options parameter. Change
2965 (scan_relocatable_relocs): Likewise.
2966 * target.h (class Sized_target): Remove options parameter from
2967 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2969 * gc.h (gc_process_relocs): Remove options parameter. Change all
2971 * arm.cc: Update functions to remove options parameters.
2972 * i386.cc: Likewise.
2973 * powerpc.cc: Likewise.
2974 * sparc.cc: Likewise.
2975 * x86_64.cc: Likewise.
2976 * testsuite/testfile.cc: Likewise.
2978 2009-10-28 Doug Kwan <dougkwan@google.com>
2980 * arm.cc (Arm_relobj): New class definition.
2981 (Arm_relobj::scan_sections_for_stubs,
2982 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2983 New method definitions.
2985 2009-10-28 Cary Coutant <ccoutant@google.com>
2987 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2988 (Plugin::cleanup_done_): New member.
2989 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2990 (Plugin_manager::cleanup_done_): Remove.
2991 (Plugin_manager::add_input_file): Edit error message.
2992 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2993 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2995 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2997 * fileread.cc: (File_read::View::~View): Use the new
2998 data_ownership_ filed.
2999 (File_read::~File_read): Dispose the new whole_file_view_.
3000 (File_read::open): Mmap the whole file if needed.
3001 (File_read::open): Use whole_file_view_ instead of contents_.
3002 (File_read::find_view): Use whole_file_view_ if applicable.
3003 (File_read::do_read): Use whole_file_view_ instead of contents_.
3004 (File_read::make_view): Use whole_file_view_ instead of contents_,
3005 update File_read::View::View call.
3006 (File_read::find_or_make_view): Update File_read::View::View
3008 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3010 (File_read::View::Data_ownership): New enum.
3011 (File_read::View::View): Replace bool mapped_ with Data_ownership
3013 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3014 (File_read::View::data_ownership_): New field.
3015 (File_read::contents_): Remove (replaced by whole_file_view_).
3016 (File_read::whole_file_view_): New field.
3017 * options.h (class General_options): Add --keep-files-mapped.
3019 2009-10-27 Cary Coutant <ccoutant@google.com>
3021 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3022 * testsuite/Makefile.am (plugin_test_5): New test case.
3023 * testsuite/Makefile.in: Regenerate.
3025 2009-10-25 Doug Kwan <dougkwan@google.com>
3027 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3028 from private to protected to allow access by child class.
3029 (Sized_relobj::do_relocate_sections): New method declaration.
3030 (Sized_relobj::relocate_sections): Virtualize.
3031 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3032 Sized_relobj::relocate_sections. Instantiate template explicitly
3033 for different target sizes and endianity.
3035 2009-10-24 Doug Kwan <dougkwan@google.com>
3037 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3038 (Arm_input_section::as_arm_input_section): New method.
3039 (Arm_output_section): New class definition.
3040 (Arm_output_section::create_stub_group,
3041 Arm_output_section::group_sections): New method definitions.
3043 2009-10-22 Doug Kwan <dougkwan@google.com>
3045 * arm.cc (Arm_input_section): New class definition.
3046 (Arm_input_section::init, Arm_input_section:do_write,
3047 Arm_input_section::set_final_data_size,
3048 Arm_input_section::do_reset_address_and_file_offset): New method
3051 2009-10-21 Doug Kwan <dougkwan@google.com>
3053 * arm.cc (Stub_table, Arm_input_section): New forward class
3055 (Stub_table): New class defintion.
3056 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3057 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3058 New method definition.
3060 2009-10-21 Doug Kwan <dougkwan@google.com>
3062 * arm.cc: Update copyright comments.
3063 (Target_arm): New forward class template declaration.
3064 (Arm_address): New type.
3065 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3066 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3067 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3069 (Insn_template): Same.
3070 (DEF_STUBS): New macro.
3071 (Stub_type): New enum type.
3072 (Stub_template): New class definition.
3075 (Stub_factory): Same.
3076 (Target_arm::Target_arm): Initialize may_use_blx_ and
3077 should_force_pic_veneer_.
3078 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3079 Target_arm::should_force_pic_veneer,
3080 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3081 Target_arm::using_thumb_only, Target_arm:;default_target): New
3083 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3084 New data member declarations.
3085 (Insn_template::size, Insn_template::alignment): New method defintions.
3086 (Stub_template::Stub_template): New method definition.
3087 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3088 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3089 (Stub_factory::Stub_factory): New method definition.
3090 * gold.h (string_hash): New template.
3091 * output.h (Input_section_specifier::hash_value): Use
3093 (Input_section_specifier::string_hash): Remove.
3094 * stringpool.cc (Stringpool_template::string_hash): Use
3097 2009-10-20 Doug Kwan <dougkwan@google.com>
3099 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3100 symbols of relaxed input sections.
3101 * output.h (Output_section::find_relaxed_input_section): Make
3104 2009-10-16 Doug Kwan <dougkwan@google.com>
3106 * dynobj.cc (Versions::Versions): Initialize version_script_.
3107 Only insert base version symbol definition for a shared object
3108 if version script defines any version versions.
3109 (Versions::define_base_version): New method definition.
3110 (Versions::add_def): Check that base version is not needed.
3111 (Versions::add_need): Define base version lazily.
3112 * dynobj.h (Versions::define_base_version): New method declaration.
3113 (Versions::needs_base_version_): New data member declaration.
3114 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3115 (check_DATA): Add no_version_test.stdout.
3116 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3118 * testsuite/Makefile.in: Regenerate.
3119 * testsuite/no_version_test.c: New file.
3120 * testsuite/no_version_test.sh: Ditto.
3122 2009-10-16 Doug Kwan <dougkwan@google.com>
3124 * expression.cc (class Segment_start_expression): New class definition.
3125 (Segment_start_expression::value): New method definition.
3126 (script_exp_function_segment_start): Return a new
3127 Segment_start_expression.
3128 * gold/script-c.h (script_saw_segment_start_expression): New function
3130 * script-sections.cc (Script_sections::Script_sections): Initialize
3131 SAW_SEGMENT_START_EXPRESSION_ to false.
3132 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3133 and -Tbbs options to specify section addresses if given in
3134 command line and no SEGMENT_START expression is seen in a script.
3135 * script-sections.h (Script_sections::saw_segment_start_expression,
3136 Script_sections::set_saw_segment_start_expression): New method
3138 (Script_sections::saw_segment_start_expression_): New data member
3140 * script.cc (script_saw_segment_start_expression): New function.
3141 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3142 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3143 script_test_7.sh and script_test_8.sh.
3144 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3145 script_test_8.stdout.
3146 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3147 (script_test_6, script_test_6.stdout, script_test_7,
3148 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3149 * Makefile.in: Regenerate.
3150 * testsuite/script_test_6.sh: New file.
3151 * testsuite/script_test_6.t: Same.
3152 * testsuite/script_test_7.sh: Same.
3153 * testsuite/script_test_7.t: Same.
3154 * testsuite/script_test_8.sh: Same.
3156 2009-10-16 Doug Kwan <dougkwan@google.com>
3158 * output.cc (Output_segment::set_section_list_address): Cast
3159 expressions to unsigned long long type to avoid format warnings.
3161 2009-10-15 Ian Lance Taylor <iant@google.com>
3163 * script.cc (Script_options::add_symbol_assignment): Always add a
3164 dot assignment to script_sections_.
3165 * script-sections.cc (Script_sections::add_dot_assignment):
3166 Initialize if necessary.
3168 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3169 program headers with no load segment if there is a linker script.
3171 * layout.cc (Layout::set_segment_offsets): Align the file offset
3172 to the segment aligment for -N or -n with no load segment.
3173 * output.cc (Output_segment::add_output_section): Don't crash if
3174 the first section is a TLS section.
3175 (Output_segment::set_section_list_addresses): Print an error
3176 message if the address moves backward in a linker script.
3177 * script-sections.cc
3178 (Output_section_element_input::set_section_addresses): Don't
3179 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3180 (Orphan_output_section::set_section_addresses): Likewise.
3182 2009-10-15 Doug Kwan <dougkwan@google.com>
3184 * layout.cc (Layout::finish_dynamic_section): Generate tags
3185 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3186 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3187 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3189 2009-10-14 Ian Lance Taylor <iant@google.com>
3191 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3193 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3194 data_shdr fields of relinfo.
3195 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3196 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3197 R_386_TLS_LDO_32, adjust based on section flags.
3198 (Target_i386::Relocate::fix_up_ldo): Remove.
3200 2009-10-13 Ian Lance Taylor <iant@google.com>
3202 Add support for -pie.
3203 * options.h (class General_options): Add -pie and
3205 (General_options::output_is_position_independent): Test -pie.
3206 (General_options::output_is_executable): Return true if not shared
3207 and not relocatable.
3208 (General_options::output_is_pie): Remove.
3209 * options.cc (General_options::finalize): Reject incompatible uses
3211 * gold.cc (queue_middle_tasks): A -pie link is not static.
3212 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3213 * symtab.cc (Symbol::final_value_is_known): Return false if
3214 output_is_position_independent.
3215 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3216 output_is_position_independent.
3217 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3218 output_is_position_independent.
3219 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3220 output_is_position_independent.
3221 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3223 (basic_pie_test.o, basic_pie_test): New targets.
3224 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3225 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3226 (two_file_pie_test): New target.
3227 * testsuite/Makefile.in: Rebuild.
3228 * README: Remove note saying that -pie is not supported.
3230 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3232 * options.h (class General_options): Add -init and -fini.
3233 * layout.cc (Layout::finish_dynamic_section): Emit
3234 given init and fini functions.
3236 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3238 * gc.h (gc_process_relocs): Check if icf is enabled using new
3240 * gold.cc (queue_initial_tasks): Likewise.
3241 (queue_middle_tasks): Likewise.
3242 * object.cc (do_layout): Likewise.
3243 * symtab.cc (is_section_folded): Likewise.
3244 * main.cc (main): Likewise.
3245 * reloc.cc (Read_relocs::run): Likewise.
3246 (Sized_relobj::do_scan_relocs): Likewise.
3247 * icf.cc (is_function_ctor_or_dtor): New function.
3248 (Icf::find_identical_sections): Check if function is ctor or dtor when
3250 * options.h (General_options::icf): Change option to be an enum.
3251 (Icf_status): New enum.
3252 (icf_enabled): New method.
3253 (icf_safe_folding): New method.
3254 (set_icf_status): New method.
3255 (icf_status_): New variable.
3256 * (options.cc) (General_options::finalize): Set icf_status_.
3257 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3258 icf_test and icf_keep_unique_test to use the --icf enum flag.
3259 * testsuite/icf_safe_test.sh: New file.
3260 * testsuite/icf_safe_test.cc: New file.
3262 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3264 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3265 includes to gc.h and icf.h.
3266 * arm.cc: Include gc.h.
3267 * gold.cc: Likewise.
3268 * i386.cc: Likewise.
3269 * powerpc.cc: Likewise.
3270 * sparc.cc: Likewise.
3271 * x86_64.cc: Likewise.
3272 * gc.h: Include icf.h.
3274 2009-10-11 Ian Lance Taylor <iant@google.com>
3276 * plugin.cc: Include "gold.h" before other header files.
3278 2009-10-10 Chris Demetriou <cgd@google.com>
3280 * options.h (Input_file_argument::Input_file_type): New enum.
3281 (Input_file_argument::is_lib_): Replace with...
3282 (Input_file_argument::type_): New member.
3283 (Input_file_argument::Input_file_argument): Take Input_file_type
3284 'type' rather than boolean 'is_lib' as second argument.
3285 (Input_file_argument::is_lib): Use type_.
3286 (Input_file_argument::is_searched_file): New function.
3287 (Input_file_argument::may_need_search): Handle is_searched_file.
3288 * options.cc (General_options::parse_library): Support -l:filename.
3289 (General_options::parse_just_symbols): Update for Input_file_argument
3291 (Command_line::process): Likewise.
3292 * archive.cc (Archive::get_file_and_offset): Likewise.
3293 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3294 * script.cc (read_script_file, script_add_file): Likewise.
3295 * fileread.cc (Input_file::Input_file): Likewise.
3296 (Input_file::will_search_for): Handle is_searched_file.
3297 (Input_file::open): Likewise.
3298 * readsyms.cc (Read_symbols::get_name): Likewise.
3299 * testsuite/Makefile.am (searched_file_test): New test.
3300 * testsuite/Makefile.in: Regenerate.
3301 * testsuite/searched_file_test.cc: New file.
3302 * testsuite/searched_file_test_lib.cc: New file.
3304 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3305 Ian Lance Taylor <iant@google.com>
3307 * descriptor.cc: Include <cstdio> and "binary-io.h".
3308 (Descriptors::open): Open the files in binary mode always.
3309 * script.cc (Lex::get_token): Treat \r as whitespace.
3311 2009-10-09 Ian Lance Taylor <iant@google.com>
3313 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3315 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3316 Ian Lance Taylor <iant@google.com>
3318 * configure.ac: Check for readv function also.
3319 * fileread.cc (readv): Define if not HAVE_READV.
3320 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3322 * config.in: Regenerate.
3323 * configure: Regenerate.
3325 2009-10-09 Doug Kwan <dougkwan@google.com>
3327 * layout.cc (Layout::make_output_section): Call target hook to make
3328 ordinary output section.
3329 (Layout::finalize): Adjust parameter list of call the
3330 Target::may_relax().
3331 * layout.h (class Layout::section_list): New method.
3332 * merge.h (Output_merge_base::entsize): Change visibility to public.
3333 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3335 (Output_merge_string::do_is_string): New method.
3336 * object.cc (Sized_relobj::do_setup): renamed from
3337 Sized_relobj::set_up.
3338 * object.h (Sized_relobj::adjust_shndx,
3339 Sized_relobj::initializ_input_to_output_maps,
3340 Sized_relobj::free_input_to_output_maps): Change visibilities to
3342 (Sized_relobj::setup): Virtualize.
3343 (Sized_relobj::do_setup): New method declaration.
3344 (Sized_relobj::invalidate_section_offset,
3345 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3346 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3347 * options.cc (parse_int): New function.
3348 * options.h (parse_int): New declaration.
3349 (DEFINE_int): New macro.
3350 (stub_group_size): New option.
3351 * output.cc (Output_section::Output_section): Initialize memebers
3352 merge_section_map_, merge_section_by_properties_map_,
3353 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3354 (Output_section::add_input_section): Handled deferred code-fill
3355 generation and remove an old comment.
3356 (Output_section::add_relaxed_input_section): New method definition.
3357 (Output_section::add_merge_input_section): Use merge section by
3358 properties map to speed to search. Update merge section maps
3360 (Output_section::build_relaxation_map): New method definition.
3361 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3363 (Output_section::relax_input_section): Renamed to
3364 Output_section::convert_input_sections_to_relaxed_sections and change
3365 interface to take a vector of pointers to relaxed sections.
3366 (Output_section::find_merge_section,
3367 Output_section::find_relaxed_input_section): New method definitions.
3368 (Output_section::is_input_address_mapped,
3369 Output_section::output_offset, Output_section::output_address):
3370 Use output section data maps to speed up searching.
3371 (Output_section::find_starting_output_address): Add comments.
3372 (Output_section::do_write,
3373 Output_section::write_to_postprocessing_buffer): Do code-fill
3374 generation as appropriate.
3375 (Output_section::get_input_sections): Invalidate relaxed input section
3377 (Output_section::restore_states): Adjust type of checkpoint .
3378 Invalidate relaxed input section map.
3379 * output.h (Output_merge_base): New class declaration.
3380 (Input_section_specifier): New class defintion.
3381 (class Output_relaxed_input_section) Change base class to
3382 Output_section_data_build.
3383 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3384 base class initializer.
3385 (Output_section::add_relaxed_input_section): New method declaration.
3386 (Output_section::Input_section): Change visibility to protected.
3387 (Output_section::Input_section::relobj,
3388 Output_section::Input_section::shndx): Handle relaxed input sections.
3389 Output_section::input_sections) Change visibility to protected. Also
3390 define overload to return a non-const pointer.
3391 (Output_section::Merge_section_properties): New class defintion.
3392 (Output_section::Merge_section_by_properties_map,
3393 Output_section::Output_section_data_by_input_section_map,
3394 Output_section::Relaxation_map): New types.
3395 (Output_section::relax_input_section): Rename method to
3396 Output_section::convert_input_sections_to_relaxed_sections and change
3397 interface to take a vector of relaxed section pointers.
3398 (Output_section::find_merge_section,
3399 Output_section::find_relaxed_input_section,
3400 Output_section::build_relaxation_map,
3401 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3402 New method declarations.
3403 (Output_section::merge_section_map_
3404 Output_section::merge_section_by_properties_map_,
3405 Output_section::relaxed_input_section_map_,
3406 Output_section::is_relaxed_input_section_map_valid_,
3407 Output_section::generate_code_fills_at_write_): New data members.
3408 * script-sections.cc
3409 (Output_section_element_input::set_section_addresses): Call
3410 current_data_size and addralign methods of relaxed input sections.
3411 (Orphan_output_section::set_section_addresses): Call current_data_size
3412 and addralign methods of relaxed input sections.
3413 * symtab.cc (Symbol_table::compute_final_value): Extract template
3414 from the body of Symbol_table::sized_finalize_symbol.
3415 (Symbol_table::sized_finalized_symbol): Call
3416 Symbol_table::compute_final_value.
3417 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3418 (Symbol_table::compute_final_value): New templated method declaration.
3419 * target.cc (Target::do_make_output_section): New method defintion.
3420 * target.h (Target::make_output_section): New method declaration.
3421 (Target::relax): Add more parameters for input objects, symbol table
3422 and layout. Adjust call to do_relax.
3423 (Target::do_make_output_section): New method declaration.
3424 (Target::do_relax): Add parameters for input objects, symbol table
3427 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3429 * pread.c: Include stdio.h.
3431 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3433 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3436 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3438 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3439 Change read_shndx type to unsigned int.
3440 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3442 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3443 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3444 Change read_shndx type to unsigned int.
3445 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3447 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3448 * layout.cc (Layout::create_symtab_sections): Cast the result of
3449 local_symcount * symsize to off_t in the gold_assert.
3451 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3453 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3454 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3456 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3457 (Arm_relocate_functions::thm_abs5): New function.
3458 (Arm_relocate_functions::abs12): New function.
3459 (Arm_relocate_functions::abs16): New function.
3460 (Arm_relocate_functions::base_abs): New function.
3461 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3462 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3463 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3465 (Scan::global): Likewise.
3466 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3467 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3468 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3469 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3472 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3474 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3475 (Arm_relocate_functions::movt_prel): New function.
3476 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3477 (Arm_relocate_functions::thm_movt_prel): New function.
3478 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3479 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3480 (Scan::global, Relocate::relocate): Likewise.
3481 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3483 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3485 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3486 Incremental_checker.
3487 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3489 (class Incremental_inputs_header): New class.
3490 (Incremental_inputs_header_writer): Edit comment.
3491 (Incremental_inputs_entry): New class.
3492 (Incremental_inputs_entry_writer): Edit comment.
3493 (Sized_incremental_binary::do_find_incremental_inputs_section):
3494 Add *strtab_shndx parameter, fill it.
3495 (Sized_incremental_binary::do_check_inputs): New method.
3496 (Incremental_checker::can_incrementally_link_output_file): Use
3497 Sized_incremental_binary::check_inputs.
3498 (Incremental_inputs::report_command_line): Save command line in
3501 (Incremental_binary::find_incremental_inputs_section): New
3503 (Incremental_binary::do_find_incremental_inputs_section): Add
3504 strtab_shndx parameter.
3505 (Incremental_binary::do_check_inputs): New pure virtual method.
3506 (Sized_incremental_binary::do_check_inputs): Declare.
3507 (Incremental_checker::Incremental_checker): Add incremental_inputs
3508 parameter, use it to initialize incremental_inputs_.
3509 (Incremental_checker::incremental_inputs_): New field.
3510 (Incremental_checker::command_line): New method.
3511 (Incremental_checker::inputs): New method.
3512 (Incremental_checker::command_line_): New field.
3514 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3516 * incremental.cc: Include <cstdarg> and "target-select.h".
3517 (vexplain_no_incremental): New function.
3518 (explain_no_incremental): New function.
3519 (Incremental_binary::error): New method.
3520 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3522 (make_sized_incremental_binary): New function.
3523 (open_incremental_binary): New function.
3524 (can_incrementally_link_file): Add checks if output is ELF and has
3526 * incremental.h: Include "elfcpp_file.h" and "output.h".
3527 (Incremental_binary): New class.
3528 (Sized_incremental_binary): New class.
3529 (open_incremental_binary): Declare.
3530 * object.cc (is_elf_object): Use
3531 elfcpp::Elf_recognizer::is_elf_file.
3532 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3533 * output.h (Output_file::filesize): New method.
3535 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3537 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3539 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3540 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3542 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3544 (Arm_relocate_functions::movw_abs_nc): New function.
3545 (Arm_relocate_functions::movt_abs): New function.
3546 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3547 (Arm_relocate_functions::thm_movt_abs): New function.
3548 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3549 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3550 (Scan::global): Likewise.
3551 (Relocate::relocate): Likewise.
3552 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3554 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3556 * arm.cc (Arm_relocate_functions::got_prel) New function.
3557 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3558 (Relocate::relocate): Likewise.
3559 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3561 2009-10-06 Ian Lance Taylor <iant@google.com>
3563 * options.h (class General_options): Define
3564 split_stack_adjust_size parameter.
3565 * object.h (class Object): Add uses_split_stack_ and
3566 has_no_split_stack_ fields. Add uses_split_stack and
3567 has_no_split_stack accessor functions. Declare
3568 handle_split_stack_section.
3569 (class Reloc_symbol_changes): Define.
3570 (class Sized_relobj): Define Function_offsets. Declare
3571 split_stack_adjust, split_stack_adjust_reltype, and
3573 * object.cc (Object::handle_split_stack_section): New function.
3574 (Sized_relobj::do_layout): Call handle_split_stack_section.
3575 * dynobj.cc (Sized_dynobj::do_layout): Call
3576 handle_split_stack_section.
3577 * reloc.cc (Sized_relobj::relocate_sections): Call
3578 split_stack_adjust for executable sections in split_stack
3579 objects. Pass reloc_map to relocate_section.
3580 (Sized_relobj::split_stack_adjust): New function.
3581 (Sized_relobj::split_stack_adjust_reltype): New function.
3582 (Sized_relobj::find_functions): New function.
3583 * target-reloc.h: Include "object.h".
3584 (relocate_section): Add reloc_symbol_changes parameter. Change
3586 * target.h (class Target): Add calls_non_split method. Declare
3587 do_calls_non_split virtual method. Declare match_view and
3589 * target.cc: Include "elfcpp.h".
3590 (Target::do_calls_non_split): New function.
3591 (Target::match_view): New function.
3592 (Target::set_view_to_nop): New function.
3593 * gold.cc (queue_middle_tasks): Give an error if mixing
3594 split-stack and non-split-stack objects with -r.
3595 * i386.cc (Target_i386::relocate_section): Add
3596 reloc_symbol_changes parameter.
3597 (Target_i386::do_calls_non_split): New function.
3598 * x86_64.cc (Target_x86_64::relocate_section): Add
3599 reloc_symbol_changes parameter.
3600 (Target_x86_64::do_calls_non_split): New function.
3601 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3603 * powerpc.cc (Target_powerpc::relocate_section): Add
3604 reloc_symbol_changes parameter.
3605 * sparc.cc (Target_sparc::relocate_section): Add
3606 reloc_symbol_changes parameter.
3607 * configure.ac: Call AM_CONDITIONAL for the default target.
3608 * configure: Rebuild.
3609 * testsuite/Makefile.am (TEST_AS): New variable.
3610 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3611 (check_DATA): Add split_i386 and split_x86_64 files.
3612 (SPLIT_DEFSYMS): Define.
3613 (split_i386_[1234n].o): New targets.
3614 (split_i386_[124]): New targets.
3615 (split_i386_[1234r].stdout): New targets.
3616 (split_x86_64_[1234n].o): New targets.
3617 (split_x86_64_[124]): New targets.
3618 (split_x86_64_[1234r].stdout): New targets.
3619 (MOSTLYCLEANFILES): Add new executables.
3620 * testsuite/split_i386.sh: New file.
3621 * testsuite/split_x86_64.sh: New file.
3622 * testsuite/split_i386_1.s: New file.
3623 * testsuite/split_i386_2.s: New file.
3624 * testsuite/split_i386_3.s: New file.
3625 * testsuite/split_i386_4.s: New file.
3626 * testsuite/split_i386_n.s: New file.
3627 * testsuite/split_x86_64_1.s: New file.
3628 * testsuite/split_x86_64_2.s: New file.
3629 * testsuite/split_x86_64_3.s: New file.
3630 * testsuite/split_x86_64_4.s: New file.
3631 * testsuite/split_x86_64_n.s: New file.
3632 * testsuite/testfile.cc (Target_test): Update relocation_section
3634 * testsuite/Makefile.in: Rebuild.
3636 2009-10-06 Ian Lance Taylor <iant@google.com>
3638 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3639 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3640 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3641 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3642 the address on ldo_addrs_.
3643 (Target_i386::Relocate::fix_up_ldo): New function.
3645 2009-10-06 Rafael Espindola <espindola@google.com>
3647 * plugin.cc (add_input_library): New.
3648 (Plugin::load): Add add_input_library to tv.
3649 (Plugin_manager::add_input_file): Add the is_lib argument.
3650 (add_input_file): Update call to Plugin_manager::add_input_file.
3651 (add_input_library): New.
3652 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3654 2009-09-30 Doug Kwan <dougkwan@google.com>
3656 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3657 symbol and call Symbol::may_need_copy_reloc to determine if
3658 a copy reloc is needed.
3659 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3660 nocopyreloc is given in command line.
3661 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3662 given in command line.
3663 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3664 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3665 of the removed Target_i386::may_need_copy_reloc.
3666 * options.h (copyreloc): New option with default value false.
3667 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3668 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3669 instead of the removed Target_powerpc::may_need_copy_reloc.
3670 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3671 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3672 instead of the removed Target_sparc::may_need_copy_reloc.
3673 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3674 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3675 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3676 instead of the removed Target_x86_64::may_need_copy_reloc.
3678 2009-09-30 Ian Lance Taylor <iant@google.com>
3680 * object.h (class Object): Remove target_ field, and target,
3681 sized_target, and set_target methods.
3682 (Object::sized_target): Remove.
3683 (class Sized_relobj): Update declarations. Remove sized_target.
3684 * object.cc (Sized_relobj::setup): Remove target parameter.
3686 (Input_objects::add_object): Don't do anything with the target.
3687 (make_elf_sized_object): Add punconfigured parameter. Change all
3688 callers. Set or test parameter target.
3689 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3691 * parameters.cc (Parameters::set_target): Change parameter type to
3693 (Parameters::default_target): Remove.
3694 (set_parameters_target): Change parameter type to be non-const.
3695 (parameters_force_valid_target): New function.
3696 (parameters_clear_target): New function.
3697 * parameters.h (class Parameters): Update declarations. Remove
3698 default_target method. Add sized_target and clear_target
3699 methods. Change target_ to be non-const.
3700 (set_parameters_target): Update declaration.
3701 (parameters_force_valid_target): Declare.
3702 (parameters_clear_target): Declare.
3703 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3704 as NULL if we aren't searching.
3705 (Add_symbols::run): Don't check for compatible target.
3706 * fileread.cc (Input_file::open_binary): Call
3707 parameters_force_valid_target.
3708 * gold.cc (queue_middle_tasks): Likewise.
3709 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3710 set_target on object.
3711 * dynobj.h (class Sized_dynobj): Update declarations.
3712 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3713 make_elf_object returns NULL.
3714 (Archive::include_member): Don't check whether object target is
3716 * output.cc (Output_section::add_input_section): Get target from
3718 (Output_section::relax_input_section): Likewise.
3719 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3721 (Sized_relobj::do_scan_relocs): Likewise.
3722 (Sized_relobj::relocate_sections): Likewise.
3723 * resolve.cc (Symbol_table::resolve): Likewise.
3724 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3725 parameter. Change all callers.
3726 (Symbol_table::add_from_object): Get target from parameters.
3727 (Symbol_table::add_from_relobj): Don't check object target.
3728 (Symbol_table::add_from_dynobj): Likewise.
3729 (Symbol_table::define_special_symbol): Get target from
3731 * symtab.h (class Symbol_table): Update declaration.
3732 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3733 parameter. Change all callers. Clear parameter target.
3734 (Binary_test): Test target here.
3735 * testsuite/object_unittest.cc (gold_testsuite): Remove
3736 target_test_pointer parameter. Change all callers.
3737 (Object_test): Test target here.
3739 2009-09-26 Ian Lance Taylor <iant@google.com>
3741 * testsuite/initpri1.c: Don't try to use constructor priorities if
3742 compiling with gcc before 4.3.
3744 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3746 * testsuite/retain_symbols_file_test.sh (check_present): Change
3747 output file name to retain_symbols_file_test.stdout.
3748 (check_absent): Likewise.
3750 2009-09-18 Craig Silverstein <csilvers@google.com>
3752 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3753 * options.cc: Include <cerrno> and <fstream>.
3754 (General_options::finalize): Parse -retain-symbols-file tag.
3755 * options.h: New flag.
3756 (General_options): New method should_retain_symbol, new
3757 variable symbols_to_retain.
3758 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3759 should_retain_symbol map.
3760 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3761 * testsuite/Makefile.in: Regenerate.
3762 * testsuite/retain_symbols_file_test.sh: New file.
3764 2009-09-18 Nick Clifton <nickc@redhat.com>
3766 * po/es.po: Updated Spanish translation.
3768 2009-09-17 Doug Kwan <dougkwan@google.com>
3770 * debug.h (DEBUG_RELAXATION): New constant.
3771 (DEBUG_ALL): Add DEBUG_RELAXATION.
3772 (debug_string_to_enum): Add relaxation debug option.
3774 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3775 Layout::Relaxation_debug_check::read_sections,
3776 Layout::Relaxation_debug_check::read_sections): New method definitions.
3777 (Layout::Layout): Initialize data members
3778 record_output_section_data_from_scrips_,
3779 script_output_section_data_list_ and relaxation_debug_check_.
3780 (Layout::save_segments, Layout::restore_segments,
3781 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3782 Layout::relaxation_loop_body): New method definitions.
3783 (Layout::finalize): Support relaxation. Move section layout code to
3784 Layout::relaxation_loop_body.
3785 (Layout::set_asection_address_from_script): Move code for orphan
3786 section placement out.
3787 (Layout::place_orphan_sections_in_script): New method definition.
3788 * layout.h (Output_segment_headers, Output_file_header):
3789 New forward class declarations.
3790 (Layout::~Layout): Define.
3791 (Layout::new_output_section_data_from_script): New method definition.
3792 (Layout::place_orphan_sections_in_script): New method declaration.
3793 (Layout::Segment_states): New type declaration.
3794 (Layout::save_segments, Layout::restore_segments,
3795 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3796 Layout::relaxation_loop_body): New method declarations.
3797 (Layout::Output_section_data_list): New type declaration.
3798 (Layout::Relaxation_debug_check): New class definition.
3799 (Layout::record_output_section_data_from_script_,
3800 Layout::script_output_section_data_list_, Layout::segment_states_,
3801 Layout::relaxation_debug_check_): New data members.
3802 * output.cc: (Output_section_headers::do_size): New method definition.
3803 (Output_section_headers::Output_section_headers): Move size
3804 computation to Output_section_headers::do_size.
3805 (Output_segment_headers::do_size): New method definition.
3806 (Output_file_header::Output_file_header): Move size computation to
3807 Output_file_header::do_size and call it.
3808 (Output_file_header::do_size): New method definition.
3809 (Output_data_group::Output_data_group): Adjust call to
3810 Output_section_data.
3811 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3812 (Output_symtab_xindex::do_write): Add array bound check.
3813 (Output_section::Input_section::print_to_mapfile): Handle
3814 RELAXED_INPUT_SECTION_CODE.
3815 (Output_section::Output_section): Initialize data member checkpoint_.
3816 (Output_section::~Output_section): Delete checkpoint object pointed
3818 (Output_section::add_input_section): Always add an Input_section if
3820 (Output_section::add_merge_input_section): Add assert.
3821 (Output_section::relax_input_section): New method definition.
3822 (Output_section::set_final_data_size): Set load address to zero for
3823 an unallocated section.
3824 (Output_section::do_address_and_file_offset_have_reset_values):
3825 New method definition.
3826 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3827 Handle relaxed input section.
3828 (Output_section::sort_attached_input_sections): Checkpoint input
3829 section list lazily.
3830 (Output_section::get_input_sections): Change type of input_sections to
3831 list of Simple_input_section pointers. Checkpoint input section list
3832 lazily. Also handle relaxed input sections.
3833 (Output_section::add_input_section_for_script): Take a reference to
3834 a Simple_input_section object instead of Relobj pointer and section
3835 index as parameter. Handle relaxed input sections.
3836 (Output_section::save_states, Output_section::restore_states): New
3838 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3839 (Output_data::is_data_size_fixed): New method definition.
3840 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3842 (Output_data::address_and_file_offset_have_reset_values): New method
3844 (Output_data::do_address_and_file_offset_have_reset_values): New method
3846 (Output_data::set_data_size): Check that data size is not fixed.
3847 (Output_data::fix_data_size): New method definition.
3848 (Output_data::is_data_size_fixed_): New data member.
3849 (Output_section_headers::set_final_data_size): New method definition.
3850 (Output_section_headers::do_size): New method declaration.
3851 (Output_segment_headers::set_final_data_size): New method definition.
3852 (Output_segment_headers::do_size): New method declaration.
3853 (Output_file_header::set_final_data_size)::New method definition.
3854 (Output_file_header::do_size)::New method declaration.
3855 (Output_section_data::Output_section_data): Add new parameter
3856 is_data_size_fixed and use it to fix data size.
3857 (Output_data_const::Output_data_const): Adjust call to base class
3858 constructor and fix data size.
3859 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3860 base class constructor and fix data size.
3861 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3862 base class constructor and fix data size.
3863 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3864 class constructor and fix data size.
3865 (Output_data_group::set_final_data_size): New method definition.
3866 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3867 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3868 class constructor and fix data size.
3869 (Output_relaxed_input_section): New class definition.
3870 (Output_section::Simple_input_section): New class definition.
3871 (Output_section::get_input_sections): Adjust parameter list.
3872 (Output_section::add_input_section_for_script): Same.
3873 (Output_section::save_states, Output_section::restore_states,
3874 Output_section::do_address_and_file_offset_have_reset_values,
3875 (Output_section::Input_section::Input_section): Handle
3876 RELAXED_INPUT_SECTION_CODE. Add new overload for
3877 Output_relaxed_input_section.
3878 (Output_section::Input_section::is_input_section,
3879 Output_section::Input_section::set_output_section): Handle relaxed
3881 (Output_section::Input_section::is_relaxed_input_section,
3882 Output_section::Input_section::output_section_data,
3883 Output_section::Input_section::relaxed_input_section): New method
3885 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3887 (Output_section::Input_section::u1_): Update comments.
3888 (Output_section::Input_section::u2_): Add new union member poris.
3889 (Output_section::Checkpoint_output_section): New classs definition.
3890 (Output_section::relax_input_section): New method declaration.
3891 (Output_section::checkpoint_): New data member.
3892 (Output_segment): Update comments.
3893 (Output_segment::Output_segment): Un-privatize copy constructor.
3894 (Output_segment::operator=): Un-privatize.
3895 * script-sections.cc (Output_section_element::Input_section_list):
3896 Change element type to Output_section::Simple_input_section.
3897 (Output_section_element_dot_assignment::set_section_addresses):
3898 Register output section data for relaxation clean up.
3899 (Output_data_exression::Output_data_expression): Adjust call to base
3900 constructor to fix data size.
3901 (Output_section_element_data::set_section_addresses): Register
3902 Output_data_expression object for relaxation clean up.
3903 (struct Input_section_info): Replace Relobj pointer and section index
3904 pair with Output_section::Simple_input_section and Convert struct to a
3906 (Input_section_sorter::operator()): Adjust access to
3907 Input_section_info data member to use accessors.
3908 (Output_section_element_input::set_section_addresses): Use layout
3909 parameter. Adjust code to use Output_section::Simple_input_section
3910 and Input_secction_info classes. Register filler for relaxation
3912 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3913 and section index pair with Output_section::Simple_input_section
3914 class. Adjust code accordingly.
3915 (Phdrs_element::release_segment): New method definition.
3916 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3918 (Script_sections::release_segments): New method definition.
3919 * gold/script-sections.h (Script_sections::release_segments): New
3921 * gold/target.h (Target::may_relax, Target::relax,
3922 Target::do_may_relax, Target::do_relax): New method definitions.
3924 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3926 * arm.cc (has_signed_unsigned_overflow): New function.
3927 (Arm_relocate_functions::abs8): New function.
3928 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3929 (Target_arm::Scan::global): Likewise.
3930 (Target_arm::relocate::relocate): Likewise.
3931 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3934 2009-09-16 Cary Coutant <ccoutant@google.com>
3936 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3937 * testsuite/Makefile.in: Regenerate.
3939 2009-09-11 Nick Clifton <nickc@redhat.com>
3941 * po/gold.pot: Updated by the Translation project.
3943 2009-09-08 Cary Coutant <ccoutant@google.com>
3945 * output.cc (Output_file::open): Add execute permission to empty file.
3946 * testsuite/Makefile.am (permission_test): New test.
3947 * testsuite/Makefile.in: Regenerate.
3949 2009-09-02 Ian Lance Taylor <iant@google.com>
3951 * output.cc (Output_file::resize): Call map_no_anonymous rather
3954 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3956 * gold.cc: Include "incremental.h".
3957 (queue_initial_tasks): Call Incremental_checker methods.
3958 * incremental.cc: Include "output.h".
3959 (Incremental_checker::can_incrementally_link_output_file): New
3961 * incremental.h (Incremental_checker): New class.
3963 * output.cc (Output_file::open_for_modification): New method.
3964 (Output_file::map_anonymous): Changed return type to bool. Record
3966 (Output_file::map_no_anonymous): New method, broken out of map.
3967 (Output_file::map): Use map_no_anonymous and map_anonymous.
3968 * output.h (class Output_file): Update declarations.
3970 2009-08-24 Cary Coutant <ccoutant@google.com>
3972 * options.h (Command_line::Pre_options): New class.
3973 (Command_line::pre_options): New member.
3974 * options.cc (gold::options::ready_to_register): New variable.
3975 (One_option::register_option): Do nothing if not registering options.
3976 Assert if same short option registered twice.
3977 (General_options::General_options): Turn off option registration when
3979 (Command_line::Pre_options::Pre_options): New constructor.
3981 2009-08-24 Cary Coutant <ccoutant@google.com>
3983 * options.h (General_options::no_keep_memory): Remove incorrect
3986 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3988 * Makefile.am (am__skiplex, am__skipyacc): New.
3989 * Makefile.in: Regenerate.
3991 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3993 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3994 (INCLUDES): ... this.
3995 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3996 (AM_CPPFLAGS): Renamed from ...
3997 (INCLUDE): ... this.
3998 * Makefile.in, testsuite/Makefile.in: Regenerate.
4000 * Makefile.in: Regenerate.
4001 * aclocal.m4: Likewise.
4002 * config.in: Likewise.
4003 * configure: Likewise.
4004 * testsuite/Makefile.in: Likewise.
4006 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4007 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4008 * Makefile.in: Regenerate.
4009 * testsuite/Makefile.in: Regenerate.
4011 2009-08-19 Cary Coutant <ccoutant@google.com>
4013 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4014 symbols in shared libraries overridden by hidden or internal symbols
4015 in the main program.
4017 2009-08-19 Chris Demetriou <cgd@google.com>
4019 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4020 checking source file names in error messages.
4022 2009-08-18 Doug Kwan <dougkwan@google.com>
4024 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4025 an elcpp::Ehdr as parameter. Adjust call to set_target.
4026 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4027 an elfcpp::Ehdr as parameter.
4028 * object.cc (Object::set_target): Remove the version that looks up
4029 a target and sets it.
4030 (Sized_relobj::setup): Take a Target object instead of
4031 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4032 (make_elf_sized_object): Find target and ask target to
4034 * object.h: (Object::set_target): Remove the version that looks up
4035 a target and sets it.
4036 (Sized_relobj::setup): Take a Target object instead of
4037 an elfcpp:Ehdr as parameter.
4038 * target.cc: Include dynobj.h.
4039 (Target::do_make_elf_object_implementation): New.
4040 (Target::do_make_elf_object): New.
4041 * target.h (Target::make_elf_object): New template declaration.
4042 (Target::do_make_elf_object): New method declarations.
4043 (Target::do_make_elf_object_implementation): New template declaration.
4045 2009-08-14 Ian Lance Taylor <iant@google.com>
4047 * gold.h (FUNCTION_NAME): Define.
4048 (gold_unreachable): Use FUNCTION_NAME.
4050 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4052 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4053 symbol in the --keep-unique list is not found.
4055 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4057 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4058 been maked as --keep-unique.
4059 (Icf::unfold_section): New function.
4060 * icf.h (Icf::unfold_section): New function.
4061 * options.h (General_options::keep_unique): New option.
4062 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4063 * testsuite/Makefile.in: Regenerate.
4064 * testsuite/icf_keep_unique_test.sh: New file.
4065 * testsuite/icf_keep_unique_test.cc: New file.
4067 2009-08-12 Cary Coutant <ccoutant@google.com>
4070 * resolve.cc (Symbol_table::resolve): Check for references from
4071 dynamic objects to hidden and internal symbols.
4072 * testsuite/Makefile.am (hidden_test.sh): New test.
4073 * testsuite/Makefile.in: Regenerate.
4074 * testsuite/hidden_test.sh: New script.
4075 * testsuite/hidden_test_1.c: New test source.
4076 * testsuite/hidden_test_main.c: New test source.
4078 2009-08-11 Doug Kwan <dougkwan@google.com>
4080 * arm.cc: Update comments.
4081 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4082 segment to locate the .ARM.exidx section if present.
4084 2009-08-09 Doug Kwan <dougkwan@google.com>
4086 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4089 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4090 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4093 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4095 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4096 valid tls_segment only for non-debug-section relocations.
4097 * testsuite/Makefile.am: Add gc_tls_test.
4098 * testsuite/Makefile.in: Regenerate.
4099 * testsuite/gc_tls_test.cc: New file.
4100 * testsuite/gc_tls_test.sh: New file.
4102 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4106 * Makefile.am (CCFILES): Add icf.cc.
4108 * Makefile.in: Regenerate.
4109 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4110 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4111 section, symbol and addend information for the relocs.
4112 * gold.cc (queue_middle_tasks): Call identical code folding.
4113 * gold.h: Add defines for multimap.
4114 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4115 to the call of finalize_local_symbols.
4116 * main.cc (main): Create object of class Icf.
4117 * object.cc (Sized_relobj::do_layout): Allow this function to be
4118 called twice during icf.
4119 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4120 to sections marked as identical by icf.
4121 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4123 (Sized_relobj::do_section_entsize): New function.
4124 * object.h (Object::section_entsize): New function.
4125 (Object::do_section_entsize): New pure virtual function.
4126 (Relobj::finalize_local_symbols): Add new parameter.
4127 (Relobj::do_section_entsize): New function.
4128 * options.h (General_options::icf): New option.
4129 (General_options::icf_iterations): New option.
4130 (General_options::print_icf_sections): New option.
4131 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4132 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4133 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4135 * symtab.cc (Symbol_table::is_section_folded): New function.
4136 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4137 to sections marked as identical by icf.
4138 * symtab.h (Symbol_table::set_icf): New function.
4139 (Symbol_table::icf): New function.
4140 (Symbol_table::is_section_folded): New function.
4141 (Symbol_table::icf_): New data member.
4142 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4143 * testsuite/Makefile.am: Add commands to build icf_test.
4144 * testsuite/Makefile.in: Regenerate.
4145 * testsuite/icf_test.sh: New file.
4146 * testsuite/icf_test.cc: New file.
4148 2009-07-24 Chris Demetriou <cgd@google.com>
4150 * layout.cc (is_compressible_debug_section): Fix incorrect
4151 comment about compressed section names.
4153 2009-07-20 Ian Lance Taylor <ian@airs.com>
4156 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4158 2009-07-16 Ian Lance Taylor <iant@google.com>
4161 * layout.h: #include <map>.
4162 (class Kept_section): Change from struct to class. Add accessors
4163 and setters. Add section size to Comdat_group mapping. Change
4164 Comdat_group to std::map. Add is_comdat_ field. Add
4165 linkonce_size field in union.
4166 (class Layout): Update declaration of find_or_add_kept_section.
4167 Don't declare find_kept_object.
4168 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4169 parameter. Add object, shndx, is_comdat, and is_group_name
4170 parameters. Change all callers. Adjust for new Kept_section.
4171 (Layout::find_kept_object): Remove.
4172 * object.cc (Sized_relobj::include_section_group): Update use of
4173 Kept_section. Rename secnum to shndx. Only record
4174 Kept_comdat_section if sections are the same size.
4175 (Sized_relobj::include_linkonce_section): Update use of
4176 Kept_section. Only record Kept_comdat_section if sections are the
4177 same size. Set size of linkonce section.
4178 (Sized_relobj::map_to_kept_section): Update call to
4179 get_kept_comdat_section.
4180 * object.h (class Sized_relobj): Rename fields in
4181 Kept_comdat_section to drop trailing underscores; change object
4182 field to Relobj*. Change Kept_comdat_section_table to store
4183 struct rather than pointer.
4184 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4185 Add kept_object and kept_shndx parameters. Change all callers.
4186 (Sized_relobj::get_kept_comdat_section): Change return type to
4187 bool. Add kept_object and kept_shndx parameters. Change all
4189 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4190 Layout::find_or_add_kept_section.
4192 2009-07-09 Ian Lance Taylor <iant@google.com>
4194 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4195 Reserve space in the hash table.
4197 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4199 * fileread.cc (File_read::get_mtime): New method.
4200 * fileread.h (Timespec): New structure.
4201 (File_read::get_mtime): New method.
4202 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4203 Renamed from timestamp_nsec.
4204 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4206 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4208 (Incremental_inputs::report_archive): Save mtime; style fix.
4209 (Incremental_inputs::report_obejct): Save mtime; style fix.
4210 (Incremental_inputs::report_script): Save mtime; style fix.
4211 (Incremental_inputs::finalize_inputs): Style fix.
4212 (Incremental_inputs::finalize): Style fix.
4213 (Incremental_inputs::create_input_section_data): Store inputs
4215 * incremental.h (Incremental_inputs::report_script): Add mtime
4217 (Incremental_inputs::Input_info::Input_info): Intialize only one
4219 (Incremental_inputs::Input_info::archive): Move to nameless
4221 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4222 (Incremental_inputs::Input_info::script): Move to nameless union.
4223 (Incremental_inputs::mtime): New field.
4224 * script.cc (read_input_script): Pass file mtime to
4226 * script.h (Script_info::inputs): Style fix.
4228 2009-07-01 Ian Lance Taylor <ian@airs.com>
4230 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4233 2009-06-24 Ian Lance Taylor <iant@google.com>
4236 * layout.cc (Layout::choose_output_section): If we find an
4237 existing section, update the flags.
4238 (Layout::create_notes): New function, broken out of
4240 (Layout::finalize): Don't create note sections.
4241 (Layout::create_note): Don't crash if linker script discards
4243 (Layout::create_gold_note): Likewise.
4244 (Layout::create_build_id): Likewise. Don't set
4245 after_input_sections on the section.
4246 (Layout::create_executable_stack_info): Remove target parameter.
4248 * layout.h (class Layout): Declare create_notes. Update
4249 declaration of create_executable_stack_info.
4250 * gold.cc (queue_middle_tasks): Call create_notes.
4251 * output.cc (Output_section::update_flags_for_input_section): Move
4252 here from output.h. If SHF_ALLOC flag is newly set, mark address
4254 * output.h (Output_data::mark_address_invalid): New function.
4255 (class Output_section): Only declare, not define,
4256 update_flags_for_input_section. Remove set_flags.
4258 2009-06-24 Ian Lance Taylor <iant@google.com>
4260 * script-sections.cc (Output_section_definition::
4261 set_section_addresses): Rename shadowing local load_address to
4264 2009-06-24 Ian Lance Taylor <iant@google.com>
4267 * reloc.cc (relocate_sections): Skip empty relocation sections.
4269 2009-06-23 Ian Lance Taylor <iant@google.com>
4272 * layout.cc (Layout::create_note): Use choose_output_section
4273 rather than make_output_section.
4275 2009-06-23 Ian Lance Taylor <iant@google.com>
4278 * options.cc (General_options::parse_V): Set printed_version_.
4279 (General_options::General_options): Initialize printed_version_.
4280 * options.h (class General_options): Add printed_version_ field.
4281 * gold.cc (queue_initial_tasks): If there are no input files,
4282 don't give a fatal error if we printed the version information.
4283 (queue_middle_tasks): If using -r with a shared object, give a
4284 fatal error rather than an ordinary error.
4286 2009-06-23 Ian Lance Taylor <iant@google.com>
4289 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4290 (Layout::make_output_section): Set have_stabstr_section_ if we see
4291 a .stab*str section.
4292 (Layout::finalize): Call link_stabs_sections.
4293 (Layout::link_stabs_sections): New file.
4294 * layout.h (class Layout): Add have_stabstr_section_ field.
4295 Declare link_stabs_sections.
4297 2009-06-23 Doug Kwan <dougkwan@google.com>
4299 * Makefile.am (libgold_a_LIBADD): New.
4300 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4301 * Makefile.in: Regenerate.
4302 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4303 * configure: Regenerate.
4304 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4305 * fileread.cc: Include sys/state.h
4306 * gold.h: Declare memmem and strndup if found missing.
4307 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4309 2009-06-23 Ian Lance Taylor <iant@google.com>
4311 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4312 * configure: Rebuild.
4314 2009-06-23 Ian Lance Taylor <iant@google.com>
4317 * object.cc (Object::section_contents): Don't try to get a view if
4318 the section has length zero.
4319 (Object::handle_gnu_warning_section): If the section is empty, use
4320 the name of the section as the warning.
4322 2009-06-23 Ian Lance Taylor <iant@google.com>
4325 * stringpool.h (class Stringpool_template): Add optimize_ field.
4326 (Stringpool_template::set_optimize): New function.
4327 * stringpool.cc (Stringpool_template::Stringpool_template):
4328 Initialize optimize_ field.
4329 (Stringpool_template::set_string_offsets): Test local optimize
4330 fild rather than parameter.
4331 * layout.cc (Layout::Layout): Call set_optimize on the section
4334 2009-06-22 Ian Lance Taylor <iant@google.com>
4337 * yyscript.y: Parse TARGET.
4338 * script.cc (script_set_target): New function.
4339 * script-c.h (script_set_target): Declare.
4340 * options.cc (General_options::string_to_object_format): Rename
4341 from string_to_object_format in anonymous namespace. Change
4343 * options.h (class General_options): Declare
4344 string_to_object_format.
4346 2009-06-22 Ian Lance Taylor <iant@google.com>
4348 * script-sections.cc (Script_sections::create_segments): Don't put
4349 program headers in a PT_LOAD segment if -n or -N.
4351 2009-06-22 Ian Lance Taylor <iant@google.com>
4354 * options.h (class General_options): Add -z lazy and -z now. Sort
4355 -z options into alphabetical order.
4356 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4358 2009-06-21 Ian Lance Taylor <iant@google.com>
4360 * layout.cc (Layout::make_output_section): Call
4361 Target::new_output_section.
4362 (Layout::attach_allocated_section_to_segment): Put large section
4363 sections in a separate load segment with the large segment flag
4365 (Layout::segment_precedes): Sort large data segments after other
4367 (align_file_offset): New static function.
4368 (Layout::set_segment_offsets): Use align_file_offset.
4369 * output.h (class Output_section): Add is_small_section_ and
4370 is_large_section_ fields.
4371 (Output_section::is_small_section): New function.
4372 (Output_section::set_is_small_section): New function.
4373 (Output_section::is_large_section): New function.
4374 (Output_section::set_is_large_section): New function.
4375 (Output_section::is_large_data_section): New function.
4376 (class Output_segment): Add is_large_data_segment_ field.
4377 (Output_segment::is_large_data_segment): New function.
4378 (Output_segment::set_is_large_data_segment): New function.
4379 * output.cc (Output_section::Output_section): Initialize new
4381 (Output_segment::Output_segment): Likewise.
4382 (Output_segment::add_output_section): Add assertion that large
4383 data sections always go in large data segments. Force small data
4384 sections to the end of the list of data sections. Force small BSS
4385 sections to the start of the list of BSS sections. For large BSS
4386 sections to the end of the list of BSS sections.
4387 * symtab.h (class Symbol): Declare is_common_shndx.
4388 (Symbol::is_defined): Check Symbol::is_common_shndx.
4389 (Symbol::is_common): Likewise.
4390 (class Symbol_table): Define enum Commons_section_type. Update
4391 declarations. Add small_commons_ and large_commons_ fields.
4392 * symtab.cc (Symbol::is_common_shndx): New function.
4393 (Symbol_table::Symbol_table): Initialize new fields.
4394 (Symbol_table::add_from_object): Put small and large common
4395 symbols in the right list.
4396 (Symbol_table::sized_finalized_symbol): Check
4397 Symbol::is_common_shndx.
4398 (Symbol_table::sized_write_globals): Likewise.
4399 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4400 common symbol lists. Don't call do_allocate_commons_list if the
4402 (Symbol_table::do_allocate_commons_list): Remove is_tls
4403 parameter. Add comons_section_type parameter. Change all
4404 callers. Handle small and large common symbols.
4405 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4406 Symbol::is_common_shndx.
4407 * resolve.cc (symbol_to_bits): Likewise.
4408 * target.h (Target::small_common_shndx): New function.
4409 (Target::small_common_section_flags): New function.
4410 (Target::large_common_shndx): New function.
4411 (Target::large_common_section_flags): New function.
4412 (Target::new_output_section): New function.
4413 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4414 small_common_section_flags, and large_common_section_flags
4416 (Target::do_new_output_section): New virtual function.
4417 * arm.cc (Target_arm::arm_info): Initialize new fields.
4418 * i386.cc (Target_i386::i386_info): Likewise.
4419 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4421 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4422 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4423 (Target_x86_64::do_new_output_section): New function.
4424 * configure.ac: Define conditional MCMODEL_MEDIUM.
4425 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4426 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4427 (large_LDFLAGS): Define.
4428 * testsuite/large.c: New file.
4429 * testsuite/testfile.cc (Target_test::test_target_info):
4430 Initialize new fields.
4431 * configure, testsuite/Makefile.in: Rebuild.
4433 2009-06-05 Doug Kwan <dougkwan@google.com>
4435 * Makefile.am (CCFILES): Add target.cc.
4436 * Makefile.in: Regenerate.
4437 * i386.cc (class Target_i386): Define new virtual method to
4438 override do_is_local_label_name in parent.
4439 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4440 local symbols if --discard-locals or -X is given.
4441 * options.h (class General_options): Declare new options
4442 '--discard-locals' and '-X' for discarding locals.
4443 * target.h (class Target): Define new methods is_local_label_name.
4444 Declare new virtual method do_is_local_label_name.
4445 * target.cc: New file.
4446 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4447 (check_SCRIPTS): Add discard_locals_test.sh.
4448 (check_DATA): Add discard_local_tests.syms.
4449 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4450 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4451 * testsuite/Makefile.in: Regenerate.
4452 * testsuite/discard_locals_test.c: New file.
4453 * testsuite/discard_locals_test.sh: Same.
4455 2009-06-05 Doug Kwan <dougkwan@google.com>
4457 * object.cc (Sized_relobj::Sized_relobj): Initialize
4458 discarded_eh_frame_shndx_ to -1U.
4459 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4461 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4462 a discarded .eh_frame section.
4463 (Sized_relobj::do_finalize_local_symbols): Ditto.
4464 * object.h (class Sized_relobj): Declare new member
4465 discarded_eh_frame_shndx_.
4466 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4467 (local_labels_test.o, local_labels_test): New rules.
4468 * testsuite/Makefile.in: Regenerate.
4470 2009-06-04 Doug Kwan <dougkwan@google.com>
4472 * layout.cc (Layout::section_name_mapping): Add mapping for
4473 special ARM sections.
4475 2009-06-03 Doug Kwan <dougkwan@google.com>
4477 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4478 (utils::has_overflow): Same.
4480 2009-06-03 Ian Lance Taylor <iant@google.com>
4482 * layout.cc (Layout::section_name_mapping): New array, replacing
4483 Layout::linkonce_mapping.
4484 (Layout::section_name_mapping_count): New variable, replacing
4485 Layout::linkonce_mapping_count.
4486 (Layout::linkonce_output_name): Remove.
4487 (Layout::output_section_name): Rewrite.
4488 * layout.h (class Layout): Rename Linkonce_mapping to
4489 Section_name_mapping, linkonce_mapping to section_name_mapping,
4490 linkonce_mapping_count to section_name_mapping_count. Don't
4491 declare linkonce_output_name.
4493 2009-06-03 Doug Kwan <dougkwan@google.com>
4495 * gold/arm.cc (namespace utils): New.
4496 (Target_arm::reloc_is_non_pic): Define new method.
4497 (class Arm_relocate_functions): New.
4498 (Target_arm::Relocate::relocate): Handle relocation types used by
4501 2009-06-03 Ian Lance Taylor <iant@google.com>
4503 * arm.cc (Target_arm::scan::global): Use || instead of |.
4505 2009-06-02 Doug Kwan <dougkwan@google.com>
4507 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4508 issued_non_pic_error_.
4509 (class Target_arm::Scan): Declare new method check_non_pic.
4510 Define new method symbol_needs_plt_entry.
4511 Declare new data member issued_non_pic_error_.
4512 (class Target_arm::Relocate): Declare new method
4513 should_apply_static_reloc.
4514 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4515 (Target_arm::Scan::check_non_pic): Define new method.
4516 (Target_arm::Scan::local): Handle a small subset of reloc types used
4518 (Target_arm::Scan::local): Same.
4519 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4521 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4523 * incremental.cc (Incremental_inputs::report_command_line): Filter
4524 out --incremental-* options.
4526 2009-05-29 Doug Kwan <dougkwan@google.com>
4528 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4530 (class Target_arm): Update comment.
4531 (Target_arm::Target_arm): Initialize new data members GOT_,
4532 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4533 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4534 and Target_arm::rel_dyn_section.
4535 Declare new_enum Target_arm::Got_type.
4536 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4538 Update commments for member do_dynsym_value.
4539 (Target_arm::got_size, Target_arm::plt_section,
4540 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4541 new methods inside class defintion.
4542 (Target_arm::got_section): Define new method.
4543 (Target_arm::rel_dyn_section): Same.
4544 (Output_data_plt_arm): New template class.
4545 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4546 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4547 (Output_data_plt_arm::add_entry): Same.
4548 (Output_data_plt_arm::first_plt_entry): Define new
4549 static data member for PLT instruction template.
4550 (Output_data_plt_arm::plt_entry): Same.
4551 (Output_data_plt_arm::do_write): Define new method.
4552 (Target_arm::make_plt_entry): Same.
4553 (Target_arm::do_finalize_sections): Same.
4554 (Target_arm::do_dynsym_value): Same.
4556 2009-05-28 Doug Kwan <dougkwan@google.com>
4558 * Makefile.am (TARGETSOURCES): Add arm.cc.
4559 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4560 * Makefile.in: Regenerate.
4562 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4564 2009-05-26 Doug Kwan <dougkwan@google.com>
4566 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4567 (General_options::check_excluded_libs): Strip off directories in
4568 archive name before matching like GNU ld does.
4569 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4570 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4571 (exclude_libs_test_LDFLAGS): Add linker option
4572 -Wl,--exclude-libs,libexclude_libs_test_3
4573 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4574 an explicit archive without using -l.
4575 (alt/libexclude_libs_test_3.a): New make rule.
4576 * testsuite/Makefile.in: Regenerate.
4577 * testsuite/exclude_libs_test.c : Declare lib3_default().
4579 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4580 * exclude_libs_test_3.c: New file.
4582 2009-05-26 Nick Clifton <nickc@redhat.com>
4584 * po/id.po: New Indonesian translation.
4585 * po/gold.pot: Updated template file.
4587 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4589 * testsuite/Makefile.am: Add -ffunction-sections to compile
4590 gc_comdat_test files. Add -Wl,--gc-sections to build
4592 * testsuite/Makefile.in: Regenerate.
4593 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4595 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4597 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4598 kept comdat section was garbage collected.
4599 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4600 * testsuite/Makefile.in: Regenerate.
4601 * testsuite/gc_comdat_test.sh: New file.
4602 * testsuite/gc_comdat_test_1.cc: New file.
4603 * testsuite/gc_comdat_test_2.cc: New file.
4605 2009-05-19 Doug Kwan <dougkwan@google.com>
4607 * archive.cc (Archive::Archive): Move constructor from archive.h
4608 to here. Initialize no_export_.
4609 (Archive::get_elf_object_for_member): Set no_export flag of object.
4610 * archive.h (Archive::Archive): Move constructor body to
4612 (Archive::no_export): New method.
4613 (Archive::no_export_): New field.
4614 * object.h (Object::Object): Initialize no_export_ to false.
4615 (Object::no_export, Object::set_no_export): New methods.
4616 (Object::no_export_): New field.
4617 * options.cc (General_options::parse_exclude_libs): New method.
4618 (General_options::check_excluded_libs) Same.
4619 * options.h (exclude_libs): New option.
4620 (General_options::check_excluded_libs): New method declaration.
4621 (General_options::excluded_libs_): New field.
4622 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4623 default or protected visibility if an object has no-export flag set.
4624 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4625 (check_SCRIPTS): Add exclude_libs_test.sh.
4626 (check_DATA): Add exclude_libs_test.syms.
4627 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4628 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4629 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4630 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4631 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4632 libexclude_libs_test_2.a): New rules.
4633 * testsuite/Makefile.in: Regenerate.
4634 * testsuite/exclude_libs_test.c: New file.
4635 * testsuite/exclude_libs_test.sh: Ditto.
4636 * testsuite/exclude_libs_test_1.c: Ditto.
4637 * testsuite/exclude_libs_test_2.c: Ditto.
4639 2009-05-15 Ian Lance Taylor <iant@google.com>
4641 * configure.ac: Check for declarations for cases where libiberty.h
4642 checks HAVE_DECL_xxx.
4643 * configure, config.in: Rebuild.
4645 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4647 * gold.h (Incremental_argument_list): Remove (invalid) forward
4649 * incremental.cc (Incremental_inputs::report_achive): New method.
4650 (Incremental_inputs::report_object): New method.
4651 (Incremental_inputs::report_script): New method.
4652 (Incremental_inputs::finalize_inputs): New method.
4653 (Incremental_inputs::finalize): Call finalize_inputs().
4654 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4655 Create inputs entries.
4656 * incremental.h (Incremental_input_type): New enum.
4657 (Incremental_inputs::Incremental_input): Initialize new fields.
4658 (Incremental_inputs::report_inputs): New method.
4659 (Incremental_inputs::report_achive): New method.
4660 (Incremental_inputs::report_object): New method.
4661 (Incremental_inputs::report_script): New method.
4662 (Incremental_inputs::finalize_inputs): New method.
4663 (Incremental_inputs::Input_info): New struct.
4664 (Incremental_inputs::Input_info_map): New typedef.
4665 (Incremental_inputs::lock_): New field.
4666 (Incremental_inputs::Inputs_): New field.
4667 (Incremental_inputs::Inputs_map): New field.
4668 * main.cc (main): Call Incremental_input::report_inputs.
4669 * options.h (Input_argument_list): Typedef moved from
4671 (Input_file_group::Files): Remove, use ::Input_argument_list.
4672 (Input_file_group::Input_argument_list): Remove, use
4673 ::Input_argument_list.
4674 * plugin.cc (Plugin_manager::add_input_file): Add error in
4676 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4678 * script.cc (read_input_script): Call
4679 Incremental_input::report_script.
4680 * script.h (Script_info): New class.
4682 2009-04-27 Ian Lance Taylor <iant@google.com>
4684 * x86_64.cc (do_adjust_output_section): Set entsize to
4687 2009-04-23 Elliott Hughes <enh@google.com>
4689 * output.cc (Output_file::close): After short writes, continue
4690 writing from the correct offset in the buffer being written.
4692 2009-04-23 Chris Demetriou <cgd@google.com>
4694 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4695 * configure: Regenerate.
4696 * config.in: Regenerate.
4697 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4698 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4700 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4702 * incremental.cc (Incremental_inputs_header_data): Renamed from
4703 Incremental_input_header_data.
4704 (Incremental_inputs_header_data::data_size): New field.
4705 (Incremental_inputs_header_data::put_input_file_count): Renamed
4706 from input_file_count.
4707 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4708 from command_line_offset.
4709 (Incremental_inputs_header_data::put_reserved): Renamed from
4711 (Incremental_inputs_entry_data): Renamed from
4712 Incremental_input_entry_data.
4713 (Incremental_inputs_entry_data::data_size): New field.
4714 (Incremental_inputs::report_command_line): New method.
4715 (Incremental_inputs::finalize): New method.
4716 (Incremental_inputs::create_incremental_inputs_data): New method.
4717 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4718 * incremental.h: New file.
4719 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4720 (Layout::finalize): Create incremental inputs section in
4722 (Layout::create_incremental_info_sections): New method.
4723 * layout.h (Layout::incremental_inputs): New method.
4724 (Layout::create_incremental_info_sections): New method.
4725 (Layout::incremental_inputs_): New field.
4726 * main.cc (main): Notify Incremental_input of the command line.
4728 2009-04-01 Ian Lance Taylor <iant@google.com>
4729 Mikolaj Zalewski <mikolajz@google.com>
4731 * gold.h (reserve_unordered_map): Define, three versions, one for
4732 each version of Unordered_map.
4733 * layout.cc (Layout::Layout): Remove options parameter. Add
4734 number_of_input_files parameter. Don't initialize options_.
4735 Initialize number_of_input_files_ and resized_signatures_. Move
4736 sections_are_attached_.
4737 (Layout::layout_group): Reserve space for group_signatures_.
4738 (Layout::find_or_add_kept_section): Change name parameter to be a
4739 reference. Resize signatures_ map when it gets large enough.
4740 (Layout::layout_eh_frame): Use parameters->options() instead of
4742 (Layout::make_output_section): Likewise.
4743 (Layout::attach_allocated_section_to_segment): Likewise.
4744 (Layout::finalize, Layout::create_executable_stack): Likewise.
4745 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4746 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4747 * layout.h (class Layout): Update declarations. Remove options_
4748 field. Add number_of_input_files_ and resized_signatures_
4749 fields. Move sections_are_attached_ field.
4750 * main.cc (main): Pass number of input files to Layout
4751 constructor. Don't pass options.
4753 2009-03-30 Ian Lance Taylor <iant@google.com>
4755 * ffsll.c (ffsll): Correct implementation.
4757 2009-03-27 Ian Lance Taylor <iant@google.com>
4759 * ffsll.c: New file.
4760 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4761 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4762 * ftruncate.c (ftruncate): Declare before definition.
4763 * mremap.c (mremap): Likewise.
4764 * pread.c (pread): Likewise.
4765 * configure, Makefile.in, config.in: Rebuild.
4767 * mremap.c: New file.
4768 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4769 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4770 (mremap): Declare if HAVE_MREMAP is not defined.
4771 * configure, Makefile.in, config.in: Rebuild.
4773 2009-03-27 Cary Coutant <ccoutant@google.com>
4775 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4776 position independent.
4777 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4778 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4780 2009-03-24 Cary Coutant <ccoutant@google.com>
4782 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4784 (needs_dynamic_reloc): Likewise.
4786 2009-03-24 Ian Lance Taylor <iant@google.com>
4788 * yyscript.y (file_cmd): Recognize EXTERN.
4789 (extern_name_list, extern_name_list_body): New nonterminals.
4790 * script.cc (script_add_extern): Define.
4791 * script-c.h (script_add_extern): Declare.
4793 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4795 * object.cc (is_elf_object): Define.
4796 * object.h (is_elf_object): Declare.
4797 * archive.cc (Archive::get_elf_object_for_member): Call
4799 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4801 2009-03-24 Elliott Hughes <enh@google.com>
4803 * output.cc (Output_file::map_anonymous): Define.
4804 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4805 try an anonymous one. Report the size if the mmap fails.
4806 * output.h (class Output_file): Declare map_anonymous.
4808 2009-03-24 Ian Lance Taylor <iant@google.com>
4810 * target-select.cc (instantiate_target): Don't acquire the lock if
4811 the instantiated_target_ field has already been set.
4813 2009-03-23 Ian Lance Taylor <iant@google.com>
4815 * gold-threads.h (class Initialize_lock): Define.
4816 * gold-threads.cc (class Initialize_lock_once): Define.
4817 (initialize_lock_control): New static variable.
4818 (initialize_lock_pointer): New static variable.
4819 (initialize_lock_once): New static function.
4820 (Initialize_lock::Initialize_lock): Define.
4821 (Initialize_lock::initialize): Define.
4822 * target-select.h: Include "gold-threads.h".
4823 (class Target_selector): Add lock_ and initialize_lock_ fields.
4824 Don't define instantiate_target, just declare it.
4825 * target-select.cc (Target_selector::Target_selector): Initialize
4827 (Target_selector::instantiate_target): Define.
4828 * descriptors.h: Include "gold-threads.h".
4829 (class Descriptors): Add initialize_lock_ field.
4830 * descriptors.cc (Descriptors::Descriptors): Initialize new
4832 (Descriptors::open): Use initialize_lock_ field
4833 * errors.h (class Errors): Add initialize_lock_ field.
4834 * errors.cc (Errors::Errors): Initialize new field.
4835 (Errors::initialize_lock): Use initialize_lock_ field.
4836 * powerpc.cc (class Target_selector_powerpc): Remove
4837 instantiated_target_ field. In do_recognize call
4838 instantiate_target rather than do_instantiate_target. In
4839 do_instantiate_target just allocate a new target.
4840 * sparc.cc (class Target_selector_sparc): Likewise.
4842 * freebsd.h: New file.
4843 * i386.cc: Include "freebsd.h".
4844 (Target_i386): Derive from Target_freebsd rather than
4846 (Target_selector_i386): Derive from Target_selector_freebsd rather
4847 than Target_selector.
4848 * x86_64.cc: Include "freebsd.h".
4849 (Target_x86_64): Derive from Target_freebsd rather than
4851 (Target_selector_x86_64): Derive from Target_selector_freebsd
4852 rather than Target_selector.
4853 * target.h (class Target): Add adjust_elf_header and
4854 do_adjust_elf_header.
4855 * output.cc (Output_file_header:: do_sized_write): Call target
4856 adjust_elf_header routine.
4857 * configure.tgt: Set targ_osabi.
4858 * configure.ac: Define GOLD_DEFAULT_OSABI.
4859 * parameters.cc (Parameters::default_target): Pass
4860 GOLD_DEFAULT_OSABI to select_target.
4861 * target-select.h (class Target_selector): Make instantiate_target
4862 protected rather than private.
4863 * Makefile.am (HFILES): Add freebsd.h.
4864 * configure, Makefile.in, config.in: Rebuild.
4866 * merge.cc (do_add_input_section): Correct pend value. Change
4867 message about last entry not being null terminated from error to
4870 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4872 * incremental.cc: New file.
4873 * Makefile.am (CCFILES): Add incremental.cc.
4874 * Makefile.in: Rebuild.
4876 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4878 * layout.cc (Layout::output_section_name): Preserve names
4879 of '.note.' sections.
4881 2009-03-19 Ian Lance Taylor <iant@google.com>
4883 * descriptors.cc (Descriptors::open): Check that the options are
4884 valid before using them.
4886 2009-03-18 Ian Lance Taylor <iant@google.com>
4888 * script-sections.h: Include <list>.
4889 (class Script_sections): Change Sections_elements from std::vector
4890 to std::list. Typedef public Elements_iterator. Add
4891 orphan_section_placement_, data_segment_align_start_, and
4892 saw_data_segment_align_ fields. Remove data_segment_align_index_
4894 * script-sections.cc (class Orphan_section_placement): New class.
4895 (class Sections_element): Add virtual functions is_relro and
4896 orphan_section_init. Remove virtual function place_orphan_here.
4897 (class Output_section_definition): Add is_relro and
4898 orphan_section_init. Remove place_orphan_here.
4899 (class Orphan_output_section): Likewise.
4900 (Script_sections::Script_sections): Update for field changes.
4901 (Script_sections::data_segment_align): Set saw_data_segment_align_
4902 and data_segment_align_start_, not data_segment_align_index.
4903 (Script_sections::data_segment_relro_end): Check
4904 saw_data_segment_align_. Use data_segment_align_start_ rather
4905 than data_segment_align_index_.
4906 (Script_sections::place_orphan): Rewrite to use
4907 Orphan_section_placement.
4909 2009-03-17 Ian Lance Taylor <iant@google.com>
4911 * archive.cc (Archive::add_symbols): Check for a version attached
4912 to the symbol name in the archive map.
4913 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4914 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4915 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4916 (ver_test_11.a): New target.
4917 * testsuite/Makefile.in: Rebuild.
4919 * configure.ac: Check for chsize and posix_fallocate. Replace
4921 * ftruncate.c: New file, from gnulib.
4922 * output.cc (posix_fallocate): Define dummy version if not
4923 HAVE_POSIX_FALLOCATE.
4924 (Output_file::map): Call posix_fallocate rather than lseek and
4926 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4927 * configure, Makefile.in, config.in: Rebuild.
4929 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4931 * layout.h (Layout::create_note): Add section_name parameter.
4932 * layout.cc (Layout::create_note): Likewise.
4933 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4935 2009-03-17 Ian Lance Taylor <iant@google.com>
4937 * descriptors.cc: Include "options.h".
4938 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4939 (Descriptors::open): Always use O_CLOEXEC when opening a new
4940 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4941 then set FD_CLOEXEC.
4943 * sparc.cc (class Target_sparc): Add has_got_section.
4944 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4945 make sure we have a GOT section.
4947 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4948 (Target_sparc::Scan::local): Likewise.
4949 (Target_sparc::Scan::global): Likewise.
4950 (Target_sparc::Relocate::relocate): Likewise.
4951 (Target_sparc::Relocate::relocate_tls): Likewise.
4953 * symtab.cc (Symbol_table::define_default_version): New function,
4954 broken out of add_from_object.
4955 (Symbol_table::add_from_object): Call define_default_version.
4956 (Symbol_table::define_special_symbol): Add resolve_oldsym
4957 parameter. Change all callers. If the version for a symbol comes
4958 from a version script, resolve it with the symbol with the same
4959 name with no version. Also add the symbol without a version if
4961 (do_define_in_output_data): If resolving with oldsym, don't delete
4963 (do_define_in_output_segment): Likewise.
4964 (do_define_as_constant): Likewise.
4965 * symtab.h (class Symbol_table): Update declarations.
4967 2009-03-13 Ian Lance Taylor <iant@google.com>
4969 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4970 (Read_symbols::requeue): New function.
4971 (Read_symbols::do_read_symbols): If make_elf_object fails because
4972 the target type is not configured, and the file was searched for,
4973 issue a warning and retry with the next directory.
4974 (Add_symbols::run): If the file has an incompatible format, and
4975 it was searched for, requeue the Read_symbols task. On error,
4977 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4978 dirindex parameter to constructor. Change all callers. Declare
4979 incompatible_warning and requeue.
4980 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4981 input_argument_ and input_group_ fields. Add them to
4982 constructor. Change all callers.
4983 (class Read_script): Add dirindex_ field. Add it to constructor.
4985 * archive.cc (Archive::setup): Remove input_objects parameter.
4987 (Archive::get_file_and_offset): Likewise.
4988 (Archive::read_all_symbols): Likewise.
4989 (Archive::read_symbols): Likewise.
4990 (Archive::get_elf_object_for_member): Remove input_objects
4991 parameter. Add punconfigured parameter. Change all callers.
4992 (Archive::add_symbols): Change return type to bool. Check return
4993 value of include_member.
4994 (Archive::include_all_members): Likewise.
4995 (Archive::include_member): Change return type to bool. Return
4996 false if first included object has incompatible target. Set
4997 included_member_ field.
4998 (Add_archive_symbols::run): If add_symbols returns false, requeue
5000 * archive.h (class Archive): Add included_member_ field.
5001 Initialize it in constructor. Add input_file and searched_for
5002 methods. Update declarations.
5003 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5004 input_argument_ fields. Add them to constructor. Change all
5006 * script.cc: Include "target-select.h".
5007 (class Parser_closure): Add skip_on_incompatible_target_ and
5008 found_incompatible_target_ fields. Add
5009 skip_on_incompatible_target parameter to constructor. Change all
5010 callers. Add methods skip_on_incompatible_target,
5011 clear_skip_on_incompatible_target, found_incompatible_target, and
5012 set_found_incompatible_target.
5013 (read_input_script): Add dirindex parameter. Change all callers.
5014 If parser finds an incompatible target, requeue Read_symbols
5016 (script_set_symbol): Clear skip_on_incompatible_target in
5018 (script_add_assertion, script_parse_option): Likewise.
5019 (script_start_sections, script_add_phdr): Likewise.
5020 (script_check_output_format): New function.
5021 * script.h (read_input_script): Update declaration.
5022 * script-c.h (script_check_output_format): Declare.
5023 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5024 (ignore_cmd): Remove OUTPUT_FORMAT.
5025 * fileread.cc (Input_file::Input_file): Add explicit this.
5026 (Input_file::will_search_for): New function.
5027 (Input_file::open): Add pindex parameter. Change all callers.
5028 * fileread.h (class Input_file): Add input_file_argument method.
5029 Declare will_search_for. Update declarations.
5030 * object.cc (make_elf_object): Add punconfigured parameter.
5032 * object.h (class Object): Make input_file public. Add
5033 searched_for method.
5034 (make_elf_object): Update declaration.
5035 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5037 * dirsearch.h (class Dirsearch): Update declaration.
5038 * options.h (class General_options): Add --warn-search-mismatch.
5039 * parameters.cc (Parameters::is_compatible_target): New function.
5040 * parameters.h (class Parameters): Declare is_compatible_target.
5041 * workqueue.cc (Workqueue::add_blocker): New function.
5042 * workqueue.h (class Workqueue): Declare add_blocker.
5044 * fileread.cc (Input_file::open): Remove options parameter.
5046 (Input_file::open_binary): Likewise.
5047 * script.cc (read_input_script): Likewise.
5048 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5049 options parameter from constructor. Change all callers.
5050 (class Read_script): Likewise.
5051 * fileread.h (class Input_file): Update declarations.
5052 * script.h (read_input_script): Update declaration.
5054 2009-03-10 Nick Clifton <nickc@redhat.com>
5056 * po/es.po: New Spanish translation.
5058 2009-03-06 Cary Coutant <ccoutant@google.com>
5060 * options.cc (parse_short_option): Keep dash_z from registering itself.
5062 2009-03-03 Ian Lance Taylor <iant@google.com>
5065 * target-reloc.h (relocate_section): Pass output_section to
5067 * i386.cc (Target_i386::should_apply_static_reloc): Add
5068 output_section parameter. Change all callers.
5069 (Target_i386::Relocate::relocate): Add output_section parameter.
5070 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5071 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5072 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5073 * testsuite/two_file_shared.sh: New script.
5074 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5075 (check_DATA): Add two_file_shared.dbg.
5076 (two_file_shared.dbg): New target.
5077 * testsuite/Makefile.in: Rebuild.
5079 2009-03-01 Ian Lance Taylor <iant@google.com>
5081 * configure.ac: Check for byteswap.h.
5082 * configure: Rebuild.
5083 * config.in: Rebuild.
5085 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5087 * layout.cc (Layout::find_or_add_kept_section): New function.
5088 (Layout::add_comdat): Removed.
5089 * layout.h (struct Kept_section): Move out of class Layout.
5090 Remove trailing underscores from field names. Add group_sections
5091 field. Rename group_ field to is_group. Change all uses.
5092 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5093 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5094 comdat_groups_ field.
5095 (Sized_relobj::include_section_group): Use
5096 find_or_add_kept_section and Kept_section::group_sections.
5097 (Sized_relobj::include_linkonce_section): Likewise.
5098 * object.cc (class Sized_relobj): Don't define Comdat_group or
5099 Comdat_group_table. Remove find_comdat_group and
5100 add_comdat_group. Remove comdat_groups_ field.
5101 * plugin.cc (include_comdat_group): Use
5102 Layout::find_or_add_kept_section.
5104 2009-02-28 Ian Lance Taylor <iant@google.com>
5106 * README: --gc-sections and map files are now supported. Document
5107 some build requirements.
5110 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5111 relocatable link set the value of the section symbol to zero.
5112 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5113 relocatable link don't include the section address in the local
5116 2009-02-27 Ian Lance Taylor <iant@google.com>
5119 * options.h (class Search_directory): Add is_system_directory.
5120 (class General_options): Declare is_in_system_directory.
5121 * options.cc (get_relative_sysroot): Make static.
5122 (get_default_sysroot): Make static.
5123 (General_optoins::is_in_system_directory): New function.
5124 * fileread.cc (Input_file::is_in_system_directory): New function.
5125 * fileread.h (class Input_file): Declare is_in_system_directory.
5126 * object.h (class Object): Add is_in_system_directory.
5127 (class Input_objects): Remove system_library_directory_ field.
5128 * object.cc (Input_objects::add_object): Don't set
5129 system_library_directory_.
5130 (input_objects::found_in_system_library_directory): Remove.
5131 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5132 parameter. Change all callers.
5133 (Symbol_table::sized_write_globals): Likewise.
5134 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5135 Call Object::is_in_system_directory.
5136 * symtab.h (class Symbol_table): Update declarations.
5139 * descriptors.h (Open_descriptor): Add is_on_stack field.
5140 * descriptors.cc (Descriptors::open): If the descriptor is on the
5141 top of the stack, remove it. Initialize is_on_stack field.
5142 (Descriptors::release): Only add pod to stack if it is not on the
5144 (Descriptors::close_some_descriptor): Clear stack_next and
5148 * output.cc (Output_section::find_starting_output_address): Rename
5149 from starting_output_address; add PADDR parameter; change return
5151 * output.h (class Output_section): Declare
5152 find_starting_output_address instead of starting_output_address.
5153 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5154 section symbol for which we can't find a merge section.
5157 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5158 hidden or internal, force the symbol to be local.
5159 * resolve.cc (Symbol::override_visibility): Define.
5160 (Symbol::override_base): Use override_visibility.
5161 (Symbol_table::resolve): Likewise.
5162 (Symbol::override_base_with_special): Likewise.
5163 (Symbol_table::override_with_special): If the visibility is hidden
5164 or internal, force the symbol to be local.
5165 * symtab.h (class Symbol): Add set_visibility and
5166 override_visibility.
5167 * testsuite/ver_test_1.sh: New file.
5168 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5169 (check_DATA): Add ver_test_1.syms.
5170 (ver_test_1.syms): New target.
5171 * testsuite/Makefile.in: Rebuild.
5173 2009-02-25 Cary Coutant <ccoutant@google.com>
5175 * layout.cc (Layout::choose_output_section): Don't rename sections
5176 when using a linker script that has a SECTIONS clause.
5177 * Makefile.in: Regenerate.
5179 * testsuite/Makefile.am (script_test_5.sh): New test case.
5180 * testsuite/Makefile.in: Regenerate.
5181 * testsuite/script_test_5.cc: New file.
5182 * testsuite/script_test_5.sh: New file.
5183 * testsuite/script_test_5.t: New file.
5185 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5187 * archive.cc (Archive::include_member): Update calls to add_symbols.
5188 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5189 the Layout argument.
5190 * dynobj.h (do_add_symbols): Add the Layout argument.
5191 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5193 * object.h (Object::add_symbols): Add the Layout argument.
5194 (Object::do_add_symbols): Add the Layout argument.
5195 (Sized_relobj::do_add_symbols): Add the Layout argument.
5196 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5197 Unify the two versions.
5198 (Add_plugin_symbols): Remove.
5199 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5200 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5201 (Add_plugin_symbols): Remove.
5202 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5203 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5204 (Add_symbols::run): Make it work with Pulginobj.
5206 2009-02-06 Ian Lance Taylor <iant@google.com>
5208 * object.cc (Sized_relobj::do_layout): Make info message start
5209 with lower case letter.
5211 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5213 * binary.cc: Fix file comment.
5215 * options.h (enum Incremental_disposition): Define.
5216 (class General_options): Add new options: --incremental,
5217 --incremental_changed, --incremental_unchanged,
5218 --incremental_unknown. Add incremental_disposition_ and
5219 implicit_incremental_ fields.
5220 (General_options::incremental_disposition): New function.
5221 (class Position_dependent_options): Add incremental_disposition
5223 (Position_dependent_options::copy_from_options): Set incremental
5225 * options.cc (General_options::parse_incremental_changed): New
5227 (General_options::parse_incremental_unchanged): New function.
5228 (General_options::parse_incremental_unknown): New function.
5229 (General_options::General_options): Initialize new fields
5230 incremental_disposition_ and implicit_incremental_.
5231 (General_options::finalize): Check for uasge of --incremental-*
5232 without --incremental.
5234 2009-02-06 Chris Demetriou <cgd@google.com>
5236 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5237 pointer and to report location as the file name associated with
5239 (gold_undefined_symbol_at_location): New function to replace the
5240 old gold_undefined_symbol functionality.
5241 * target-reloc.h (relocate_section): Update to use
5242 gold_undefined_symbol_at_location.
5243 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5244 Call gold_undefined_symbol function rather than gold_error.
5245 * errors.h (Errors::undefined_symbol): Take location as a
5246 string, rather than calculating it from a relocation.
5247 * errors.cc (Errors::fatal): Print "fatal error:" before the
5249 (Errors::error, Errors::error_at_location): Print "error: "
5250 before the formatted message.
5251 (Errors::undefined_symbol): Take location as a string, rather
5252 than calculating it from a relocation.
5253 (gold_undefined_symbol_at_location): New function akin to
5254 old gold_undefined_symbol, calculates location from relocation.
5255 (gold_undefined_symbol): Change to take only a Symbol pointer
5256 and to report location as the file name associated with the symbol.
5257 * testsuite/debug_msg.sh: Update for changed error messages.
5258 * testsuite/undef_symbol.sh: Likewise.
5260 2009-02-04 Duncan Sands <baldrick@free.fr>
5263 * reduced_debug_output.h
5264 (Output_reduced_debug_abbrev_section::failed): Use format for
5266 (Output_reduced_debug_info_section::faild): Likewise.
5268 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5270 * script.cc (Lazy_demangler): New class.
5271 (Version_script_info::get_symbol_version_helper): Demangle a
5274 2009-01-29 Cary Coutant <ccoutant@google.com>
5276 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5278 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5280 2009-01-28 Ian Lance Taylor <iant@google.com>
5282 * version.cc (version_string): Bump to 1.9.
5284 * gold.h: Include <cstring> and <stdint.h>.
5285 * version.cc: Include <cstdio>.
5286 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5288 * reduced_debug_output.cc (insert_into_vector): Rename from
5289 Insert_into_vector; change all callers. Use Swap_unaligned to
5290 avoid aliasing issue; remove union since it is unnecessary.
5292 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5294 * Makefile.am (CCFILES): Add gc.cc.
5296 * Makefile.in: Regenerate.
5297 * gold.cc (Gc_runner): New class.
5298 (queue_initial_tasks): Call garbage collection related tasks
5299 when corresponding options are invoked.
5300 (queue_middle_gc_tasks): New function.
5301 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5302 processed early before laying out sections during garbage collection.
5303 * gold.h (queue_middle_gc_tasks): New function.
5304 (is_prefix_of): Move from "layout.cc".
5305 * i386.cc (Target_i386::gc_process_relocs): New function.
5306 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5307 * main.cc (main): Create object of class "Garbage_collection".
5308 * object.cc (Relobj::copy_symbols_data): New function.
5309 (Relobj::is_section_name_included): New function.
5310 (Sized_relobj::do_layout): Allow this function to be called twice
5311 during garbage collection and defer layout of section during the
5313 * object.h (Relobj::get_symbols_data): New function.
5314 (Relobj::is_section_name_included): New function.
5315 (Relobj::copy_symbols_data): New function.
5316 (Relobj::set_symbols_data): New function.
5317 (Relobj::get_relocs_data): New function.
5318 (Relobj::set_relocs_data): New function.
5319 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5320 (Relobj::gc_process_relocs): New function.
5321 (Relobj::do_gc_process_relocs): New pure virtual function.
5322 (Relobj::sd_): New data member.
5323 (Sized_relobj::is_output_section_offset_invalid): New function.
5324 (Sized_relobj::do_gc_process_relocs): New function.
5325 * options.h (General_options::gc_sections): Modify to not be a no-op.
5326 (General_options::print_gc_sections): New option.
5327 * plugin.cc (Plugin_finish::run): Remove function call to
5328 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5329 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5330 * reloc.cc (Read_relocs::run): Add task to process relocs and
5331 determine unreferenced sections when doing garbage collection.
5332 (Gc_process_relocs): New class.
5333 (Sized_relobj::do_gc_process_relocs): New function.
5334 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5335 sections that are garbage collected.
5336 * reloc.h (Gc_process_relocs): New class.
5337 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5338 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5339 symbols whose corresponding sections are garbage collected.
5340 (Symbol_table::Symbol_table): Add new parameter for the garbage
5342 (Symbol_table::gc_mark_undef_symbols): New function.
5343 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5344 (Symbol_table::gc_mark_dyn_syms): New function.
5345 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5347 (Symbol_table::add_from_object): Likewise.
5348 (Symbol_table::add_from_relobj): When building shared objects, do not
5349 treat externally visible symbols as garbage.
5350 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5351 table information for static and relocatable links.
5352 * symtab.h (Symbol_table::set_gc): New function.
5353 (Symbol_table::gc): New function.
5354 (Symbol_table::gc_mark_undef_symbols): New function.
5355 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5356 (Symbol_table::gc_mark_dyn_syms): New function.
5357 (Symbol_table::gc_): New data member.
5358 * target.h (Sized_target::gc_process_relocs): New pure virtual
5360 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5361 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5363 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5365 * options.h (General_options::gc_sections): Define as a no-op for now.
5366 (General_options::no_keep_memory): Ditto.
5367 (General_options::Bshareable): Define.
5368 * options.cc (General_options::finalize): Honor -Bshareable.
5370 2009-01-20 Andreas Schwab <schwab@suse.de>
5372 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5373 read the value in the contents, since we don't use it. Use the
5374 template endianness when writing.
5375 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5377 2009-01-19 Andreas Schwab <schwab@suse.de>
5379 * configure.tgt (powerpc64-*): Fix targ_obj.
5381 2009-01-15 Ian Lance Taylor <iant@google.com>
5383 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5384 local symbols when stripping all symbols.
5386 2009-01-14 Cary Coutant <ccoutant@google.com>
5388 * output.cc (Output_reloc): Add explicit instantiations.
5390 2009-01-14 Cary Coutant <ccoutant@google.com>
5392 * archive.cc (Archive::get_elf_object_for_member): Remove call
5393 to File_read::claim_for_plugin.
5394 * descriptors.cc (Descriptors::open): Remove reference to
5396 (Descriptors::claim_for_plugin): Remove.
5397 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5398 (Descriptors::is_claimed): Remove.
5399 (claim_descriptor_for_plugin): Remove.
5400 * fileread.cc (File_read::claim_for_plugin): Remove.
5401 * fileread.h (File_read::claim_for_plugin): Remove.
5402 (File_read::descriptor): Reopen descriptor if necessary.
5403 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5404 (Plugin_manager::all_symbols_read): Add task parameter. Change
5406 (Plugin_manager::get_input_file): New function.
5407 (Plugin_manager::release_input_file): New function.
5408 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5409 corresponding data member.
5410 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5411 and pass to base constructor. Change all callers.
5412 (get_input_file, release_input_file): New functions.
5413 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5414 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5415 (Plugin_manager::all_symbols_read): Add task parameter.
5416 (Plugin_manager::get_input_file): New function.
5417 (Plugin_manager::release_input_file): New function.
5418 (Plugin_manager::task_): New data member.
5419 (Pluginobj::Pluginobj): Add filesize parameter.
5420 (Pluginobj::filename): New function.
5421 (Pluginobj::descriptor): New function.
5422 (Pluginobj::filesize): New function.
5423 (Pluginobj::filesize_): New data member.
5424 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5425 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5426 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5428 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5429 with archive libraries.
5430 * testsuite/Makefile.in: Regenerate.
5431 * testsuite/plugin_test.c (struct sym_info): New type.
5432 (get_input_file, release_input_file): New static variables.
5433 (onload): Capture new transfer vector entries.
5434 (claim_file_hook): Stop reading at end of file according to filesize.
5435 Factor out parsing of readelf output into separate function.
5436 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5437 APIs and get the source file name from the symbol table. Convert
5438 source file name to corresponding object file name. Print info
5439 message when adding new input files.
5440 (parse_readelf_line): New function.
5441 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5442 * testsuite/plugin_test_2.sh: Likewise.
5443 * testsuite/plugin_test_3.sh: Likewise.
5444 * testsuite/plugin_test_4.sh: New test case.
5446 2009-01-07 Ian Lance Taylor <iant@google.com>
5448 * version.cc (version_string): Bump to 1.8.
5450 2008-12-23 Cary Coutant <ccoutant@google.com>
5452 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5453 * plugin.cc (Plugin_manager::finish): Rename as
5454 layout_deferred_objects. Move cleanup to separate function.
5455 (Plugin_manager::cleanup): New function.
5456 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5458 * plugin.h (Plugin_manager::finish): Rename as
5459 layout_deferred_objects.
5460 (Plugin_manager::cleanup): New function.
5461 (Plugin_manager::cleanup_done): New field.
5463 2008-12-23 Cary Coutant <ccoutant@google.com>
5465 * plugin.cc (is_visible_from_outside): New function.
5466 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5467 so we don't return "IR only" status for exported symbols or -r links.
5469 * testsuite/Makefile.am (plugin_test_3): New test case.
5470 * testsuite/Makefile.in: Regenerate.
5471 * testsuite/plugin_test_3.sh: New file.
5473 2008-12-22 Cary Coutant <ccoutant@google.com>
5475 * object.cc (Sized_relobj::layout_section): New function.
5476 (Sized_relobj::do_layout): Defer layout of input sections until after
5477 plugin has provided replacement files.
5478 (Sized_relobj::do_layout_deferred_sections): New function.
5479 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5480 (Relobj::layout_deferred_sections): New function.
5481 (Relobj::do_layout_deferred_sections): New function.
5482 (Sized_relobj::do_layout_deferred_sections): New function.
5483 (Sized_relobj::layout_section): New function.
5484 (Sized_relobj::Deferred_layout): New structure.
5485 (Sized_relobj::deferred_layout_): New field.
5486 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5487 Change all callers. Layout deferred sections.
5488 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5490 (Plugin_hook::run): Move code from do_plugin_hook inline.
5491 (Plugin_hook::do_plugin_hook): Remove.
5492 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5493 (Plugin_manager::finish): Renamed, was cleanup.
5494 (Plugin_manager::should_defer_layout): New function.
5495 (Plugin_manager::add_deferred_layout_object): New function.
5496 (Plugin_manager::Deferred_layout_list): New type.
5497 (Plugin_manager::deferred_layout_objects_): New field.
5498 (Plugin_hook::do_plugin_hook): Remove.
5500 2008-12-17 Ian Lance Taylor <iant@google.com>
5502 * options.h (class General_options): Add --no case for
5505 2008-12-16 Cary Coutant <ccoutant@google.com>
5507 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5509 (Plugin_manager::claim_file): Create plugin object even if
5510 plugin did not call the add_symbols callback.
5511 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5512 asking for more symbols than were added.
5513 * testsuite/Makefile.am (plugin_test_1): Add test case with
5515 (empty.syms): New target.
5516 * testsuite/Makefile.in: Regenerate.
5517 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5518 message. Don't call add_symbols if no globals.
5519 (all_symbols_read_hook): Don't provide replacement for empty
5522 2008-12-12 Ian Lance Taylor <iant@google.com>
5524 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5525 r_type == 0 for a local symbol with r_sym == 0.
5526 (scan_relocatable_relocs): Pass r_sym to
5527 local_non_section_strategy.
5528 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5531 * configure.ac: Update test for TLS descriptors: they are
5532 supported as of glibc 2.9.
5533 * configure: Rebuild.
5535 2008-12-11 Ian Lance Taylor <iant@google.com>
5538 * target-reloc.h (Default_scan_relocatable_relocs): For each
5539 function, map r_type == 0 to RELOC_DISCARD.
5541 2008-12-10 Cary Coutant <ccoutant@google.com>
5543 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5544 object to override a kept COMDAT group from a plugin object.
5546 2008-12-09 Ian Lance Taylor <iant@google.com>
5549 * yyscript.y (file_cmd): Handle INPUT.
5551 * testsuite/initpri1.c: Change all declarations to be full
5552 prototypes by adding void, to avoid compiler warnings.
5554 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5556 * options.cc (General_options::parse_plugin_opt): New.
5557 (General_options::add_plugin): The argument now is just the filename.
5558 (General_options::add_plugin_option): New.
5559 * options.h (plugin_opt): New.
5560 (add_plugin): Change argument name.
5561 (add_plugin_option): New.
5562 * plugin.cc (Plugin::load): Don't parse the plugin option.
5563 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5564 (Plugin::add_option): New.
5565 (Plugin::args_): Change type.
5566 (Plugin::filename_): New.
5567 (Plugin_manager::add_plugin_option): New.
5568 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5569 * testsuite/Makefile.in: Regenerate.
5571 2008-12-05 Cary Coutant <ccoutant@google.com>
5573 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5574 Handle --strip-lto-sections option.
5575 * options.h (strip_lto_sections): New option.
5577 2008-12-01 Cary Coutant <ccoutant@google.com>
5579 * plugin.cc (ld_plugin_message): Change format parameter to const.
5580 Fix mismatch between new[] and delete.
5582 2008-11-14 Cary Coutant <ccoutant@google.com>
5584 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5587 2008-11-05 Craig Silverstein <csilvers@google.com>
5589 * options.cc (General_options::parse_dynamic_list): New function.
5590 * options.h (General_options): New flags dynamic_list,
5591 dynamic_list_data, dynamic_list_cpp_new, and
5592 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5593 (General_options::in_dynamic_list): New function.
5594 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5595 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5596 (Lex::can_continue_name): Likewise.
5598 (read_script_file): New parameter script_options.
5599 (read_dynamic_list): New function.
5600 (Script_options::define_dynamic_list): New function.
5601 (dynamic_list_keyword_parsecodes): New variable.
5602 (dynamic_list_keywords): New variable.
5603 * script.h (Script_options::define_dynamic_list): New function
5605 (read_dynamic_list): New function prototype.
5606 * symtab.cc (strprefix): New macro.
5607 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5608 dynamic_list_data, dynamic_list_cpp_new, and
5609 dynamic_list_cpp_typeinfo.
5610 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5611 (dynamic_list_expr): New rule.
5612 (dynamic_list_nodes): Likewise.
5613 (dynamic_list_node): Likewise.
5614 * testsuite/Makefile.am (dynamic_list): New test.
5615 * testsuite/Makefile.in: Regenerated.
5616 * testsuite/dynamic_list.t: New file.
5617 * testsuite/dynamic_list.sh: New file.
5619 2008-11-05 Craig Silverstein <csilvers@google.com>
5621 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5622 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5623 (t11_last): Likewise.
5624 * testsuite/ver_test_6.c (main): Likewise.
5626 2008-10-07 Cary Coutant <ccoutant@google.com>
5628 * options.c (General_options::finalize): Add check for -static and
5630 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5633 2008-10-02 Cary Coutant <ccoutant@google.com>
5635 * plugin.cc (make_sized_plugin_object): Fix conditional
5636 compilation to work when not all targets are enabled.
5638 2008-09-29 Cary Coutant <ccoutant@google.com>
5640 * archive.cc (Archive::get_file_and_offset): Use filename instead
5641 of name to get library path.
5642 (Archive::include_member): Unlock external member of a thin archive.
5644 * testsuite/Makefile.am (TEST_AR): New variable.
5645 (thin_archive_test_1): New test.
5646 (thin_archive_test_2): New test.
5647 * testsuite/Makefile.in: Regenerate.
5648 * testsuite/thin_archive_main.cc: New file.
5649 * testsuite/thin_archive_test_1.cc: New file.
5650 * testsuite/thin_archive_test_2.cc: New file.
5651 * testsuite/thin_archive_test_3.cc: New file.
5652 * testsuite/thin_archive_test_4.cc: New file.
5654 2008-09-29 Cary Coutant <ccoutant@google.com>
5656 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5657 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5659 (Sized_relobj::do_finalize_local_symbols): Likewise.
5660 (Sized_relobj::map_to_kept_section): Likewise.
5661 * object.h (Sized_relobj::invalid_address): New constant.
5662 (Sized_relobj::do_output_section_offset): Check for invalid_address
5664 * output.cc (Output_reloc::local_section_offset): Use constant
5665 invalid_address instead of -1U.
5666 (Output_reloc::get_address): Likewise.
5667 (Output_section::output_address): Change -1U to -1ULL.
5668 * output.h (Output_reloc::invalid_address): New constant.
5669 * reloc.cc (Sized_relobj::write_sections): Use constant
5670 invalid_address instead of -1U.
5671 (Sized_relobj::relocate_sections): Likewise.
5672 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5673 values for merge sections.
5674 * target-reloc.h (relocate_for_relocatable): Use constant
5675 invalid_address instead of -1U.
5677 2008-09-19 Cary Coutant <ccoutant@google.com>
5679 Add plugin functionality for link-time optimization (LTO).
5680 * configure.ac (plugins): Add --enable-plugins option.
5681 * configure: Regenerate.
5682 * config.in: Regenerate.
5683 * Makefile.am (LIBDL): New variable.
5684 (CCFILES): Add plugin.cc.
5685 (HFILES): Add plugin.h.
5686 (ldadd_var): Add LIBDL.
5687 * Makefile.in: Regenerate.
5689 * archive.cc: Include "plugin.h".
5690 (Archive::setup): Don't preread archive symbols when using a plugin.
5691 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5692 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5694 (Archive::include_member): Add symbols from plugin objects.
5695 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5696 * descriptors.cc (Descriptors::open): Check for file descriptors
5697 abandoned by plugins.
5698 (Descriptors::claim_for_plugin): New function.
5699 * descriptors.h (Descriptors::claim_for_plugin): New function.
5700 (Open_descriptor::is_claimed): New field.
5701 (claim_descriptor_for_plugin): New function.
5702 * fileread.cc (File_read::claim_for_plugin): New function.
5703 * fileread.h (File_read::claim_for_plugin): New function.
5704 (File_read::descriptor): New function.
5705 * gold.cc: Include "plugin.h".
5706 (queue_initial_tasks): Add task to call plugin hooks for generating
5708 * main.cc: Include "plugin.h".
5709 (main): Load plugin libraries.
5710 * object.h (Pluginobj): Declare.
5711 (Object::pluginobj): New function.
5712 (Object::do_pluginobj): New function.
5713 (Object::set_target): New function.
5714 * options.cc: Include "plugin.h".
5715 (General_options::parse_plugin): New function.
5716 (General_options::General_options): Initialize plugins_ field.
5717 (General_options::add_plugin): New function.
5718 * options.h (Plugin_manager): Declare.
5719 (General_options): Add --plugin option.
5720 (General_options::has_plugins): New function.
5721 (General_options::plugins): New function.
5722 (General_options::add_plugin): New function.
5723 (General_options::plugins_): New field.
5724 * plugin.cc: New file.
5725 * plugin.h: New file.
5726 * readsyms.cc: Include "plugin.h".
5727 (Read_symbols::do_read_symbols): Check for archive before checking
5728 for ELF file. Call plugin hooks to claim files.
5729 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5730 from a real object file; force override when processing replacement
5732 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5733 (Symbol::init_base_object): Likewise.
5734 (Symbol::init_base_output_data): Likewise.
5735 (Symbol::init_base_output_segment): Likewise.
5736 (Symbol::init_base_constant): Likewise.
5737 (Symbol::init_base_undefined): Likewise.
5738 (Symbol::output_section): Assert that object is not a plugin.
5739 (Symbol_table::add_from_pluginobj): New function.
5740 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5742 (Symbol_table::sized_write_globals): Likewise.
5743 (Symbol_table::add_from_pluginobj): Instantiate template.
5744 * symtab.h (Sized_pluginobj): Declare.
5745 (Symbol::in_real_elf): New function.
5746 (Symbol::set_in_real_elf): New function.
5747 (Symbol::in_real_elf_): New field.
5748 (Symbol_table::add_from_pluginobj): New function.
5750 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5751 (LIBDL): New variable.
5753 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5754 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5755 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5756 (MOSTLYCLEANFILES): Likewise.
5757 * testsuite/Makefile.in: Regenerate.
5758 * testsuite/plugin_test.c: New file.
5759 * testsuite/plugin_test_1.sh: New file.
5760 * testsuite/plugin_test_2.sh: New file.
5762 2008-09-16 Ian Lance Taylor <iant@google.com>
5764 * target-reloc.h (relocate_section): Check whether a symbol is
5765 defined by the ABI before reporting an undefined symbol error.
5766 * target.h (Target::is_defined_by_abi): Make parameter const.
5767 (Target::do_is_defined_by_abi): Likewise.
5768 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5769 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5770 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5771 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5772 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5773 * testsuite/Makefile.in: Rebuild.
5775 * fileread.cc (make_view): Add casts to avoid warning.
5777 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5779 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5780 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5782 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5784 * options.h (General_options::output_is_executable): New.
5785 (General_options::output_is_pie): New.
5786 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5787 for shared libraries.
5788 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5790 2008-09-11 Chris Demetriou <cgd@google.com>
5792 * options.h (origin): New -z option.
5793 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5794 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5797 2008-09-05 Cary Coutant <ccoutant@google.com>
5799 * fileread.cc (File_read::make_view): Add check for attempt to map
5802 2008-09-05 Cary Coutant <ccoutant@google.com>
5804 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5805 explicit instantiations.
5807 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5810 * options.cc (General_options::finalize): Allow undefined symbols
5811 in shlibs if linking -shared.
5814 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5815 symbols as not needing a dynsym entry.
5817 2008-08-20 Craig Silverstein <csilvers@google.com>
5819 * fileread.cc (File_read::open): Do not lock the file unless it
5820 was successfully opened.
5822 2008-08-14 Cary Coutant <ccoutant@google.com>
5824 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5825 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5826 * testsuite/tls_test.cc (struct int128): 128-bit struct
5827 for testing TLS relocs with non-zero addend.
5828 (v12): New TLS variable.
5830 (t_last): Add check for v12.
5831 * testsuite/tls_test.h (t12): New function.
5832 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5834 2008-08-13 Ian Lance Taylor <iant@google.com>
5836 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5837 set tls_segment_ or relro_segment_.
5838 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5840 * output.h (Output_section::clear_is_relro): New function.
5841 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5842 sections specially even when output_data_ is empty.
5843 (Output_segment::maximum_alignment): When first section is relro,
5844 only force alignment for PT_LOAD segments.
5845 * script.cc (script_data_segment_align): New function.
5846 (script_data_segment_relro_end): New function.
5847 * script-c.h (script_data_segment_align): Declare.
5848 (script_data_segment_relro_end): Declare.
5849 * script-sections.h (class Script_sections): Declare
5850 data_segment_align and data_segment_relro_end. Add fields
5851 segment_align_index_ and saw_relro_end_.
5852 * script-sections.cc (class Sections_element): Add set_is_relro
5853 virtual function. Add new bool* parameter to place_orphan_here.
5854 Add get_output_section virtual function.
5855 (class Output_section_definition): Add set_is_relro. Add new
5856 bool* parameter to place_orphan_here. Add get_output_section.
5857 Add is_relro_ field.
5858 (Output_section_definition::Output_section_definition): Initialize
5859 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5860 and is_relro_ fields.
5861 (Output_section_definition::place_orphan_here): Add is_relro
5863 (Output_section_definition::set_section_addresses): Set relro for
5865 (Output_section_definition::alternate_constraint): Likewise.
5866 (class Orphan_output_section): Add new bool* parameter to
5867 place_orphan_here. Add get_output_section.
5868 (Orphan_output_section::place_orphan_here): Add is_relro
5870 (Script_sections::Script_sections): Initialize
5871 data_segment_align_index_ and saw_relro_end_.
5872 (Script_sections::data_segment_align): New function.
5873 (Script_sections::data_segment_relro_end): New function.
5874 (Script_sections::place_orphan): Set or clear is_relro.
5875 (Script_sections::set_section_addresses): Force alignment of first
5877 * yyscript.y (exp): Call script_data_segment_align and
5878 script_data_segment_relro_end.
5879 * testsuite/relro_script_test.t: New file.
5880 * testsuite/relro_test.cc (using_script): Declare.
5881 (t1, t2): Test using_script.
5882 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5883 (relro_script_test_SOURCES): Define.
5884 (relro_script_test_DEPENDENCIES): Define.
5885 (relro_script_test_LDFLAGS): Define.
5886 (relro_script_test_LDADD): Define.
5887 (relro_script_test.so): New target.
5888 * testsuite/Makefile.in: Rebuild.
5890 2008-08-06 Cary Coutant <ccoutant@google.com>
5892 * archive.cc (Archive::total_archives, Archive::total_members)
5893 (Archive::total_members_loaded): New variables.
5894 (Archive::setup): Add parameter. Add option to preread
5896 (Archive::read_armap): Add counter.
5897 (Archive::get_file_and_offset): New function.
5898 (Archive::get_elf_object_for_member): New function.
5899 (Archive::read_all_symbols): New function.
5900 (Archive::read_symbols): New function.
5901 (Archive::add_symbols): Add counters.
5902 (Archive::include_all_members): Use armap to find members if it's
5904 (Archive::include_member): Skip reading symbols if already read.
5905 Factored code into Archive::get_file_and_offset and
5906 Archive::get_elf_object_for_member. Changed call to
5907 Mapfile::report_include_archive_member.
5908 (Archive::print_stats): New function.
5909 * archive.h: Declare Object and Read_symbols_data classes.
5910 (Archive::Archive): Add initializers for new members.
5911 (Archive::setup): Add parameter.
5912 (Archive::print_stats): New function.
5913 (Archive::total_archives, Archive::total_members)
5914 (Archive::total_members_loaded): New variables.
5915 (Archive::get_file_and_offset): New function.
5916 (Archive::get_elf_object_for_member): New function.
5917 (Archive::read_all_symbols): New function.
5918 (Archive::read_symbols): New function.
5919 (Archive::Archive_member): New class.
5920 (Archive::members_): New member.
5921 (Archive::num_members_): New member.
5922 * main.cc: Include archive.h.
5923 (main): Call Archive::print_stats.
5924 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5925 archive parameter; member_name is now the fully-decorated name.
5926 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5927 * options.h: (General_options): Add --preread-archive-symbols option.
5928 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5931 2008-08-04 Ian Lance Taylor <iant@google.com>
5933 * symtab.h (Symbol::use_plt_offset): New function.
5934 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5935 * powerpc.cc (Relocate::relocate): Likewise.
5936 * sparc.cc (Relocate::relocate): Likewise.
5937 * x86_64.cc (Relocate::relocate): Likewise.
5938 * testsuite/weak_plt.sh: New test.
5939 * testsuite/weak_plt_main.cc: New test.
5940 * testsuite/weak_plt_shared.cc: New test.
5941 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5942 (check_PROGRAMS): Add weak_plt.
5943 (check_DATA): Add weak_plt_shared.so.
5944 (weak_plt_main_pic.o, weak_plt): New targets.
5945 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5946 * testsuite/Makefile.in: Rebuild.
5948 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5950 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5951 * testsuite/Makefile.in: Rebuild.
5953 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5955 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5956 * Makefile.in: Regenerate.
5957 * po/POTFILES.in: Regenerate.
5959 2008-07-29 Ian Lance Taylor <iant@google.com>
5961 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5962 symbols before other symbols.
5963 * testsuite/script_test_2.cc (test_addr): Declare.
5964 (test_addr_alias): Declare.
5965 (main): Check that test_addr and test_addr_alias have the right
5967 * testsuite/script_test_2.t: Define test_addr_alias and
5970 2008-07-24 Ian Lance Taylor <iant@google.com>
5973 * descriptors.cc: New file.
5974 * descriptors.h: New file.
5975 * gold-threads.h (class Hold_optional_lock): New class.
5976 * fileread.cc: Include "descriptors.h".
5977 (File_read::~File_read): Release descriptor rather than closing
5979 (File_read::open) [file]: Call open_descriptor rather than open.
5980 Set is_descriptor_opened_.
5981 (File_read::open) [memory]: Assert that descriptor is not open.
5982 (File_read::reopen_descriptor): New function.
5983 (File_read::release): Release descriptor.
5984 (File_read::do_read): Make non-const. Reopen descriptor.
5985 (File_read::read): Make non-const.
5986 (File_read::make_view): Reopen descriptor.
5987 (File_read::do_readv): Likewise.
5988 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5989 Update declarations.
5990 * layout.cc: Include "descriptors.h".
5991 (Layout::create_build_id): Use open_descriptor rather than open.
5992 * output.cc: Include "descriptors.h".
5993 (Output_file::open): Use open_descriptor rather than open.
5994 * archive.cc (Archive::const_iterator): Change Archive to be
5996 (Archive::begin, Archive::end): Make non-const.
5997 (Archive::count_members): Likewise.
5998 * archive.h (class Archive): Update declarations.
5999 * object.h (Object::read): Make non-const.
6000 * Makefile.am (CCFILES): Add descriptors.cc.
6001 (HFILES): Add descriptors.h.
6002 * Makefile.in: Rebuild.
6005 * gold.h: Always include <clocale>. Add Solaris workarounds
6006 following code in binutils/sysdep.h.
6009 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6010 this->eh_frame_hdr_ is NULL before using it.
6012 * dynobj.cc (Versions::Versions): Update comment.
6014 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6015 the base version name.
6017 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6018 array size plus one.
6019 (Stringpool_template::set_string_offsets): Subtract one from key
6020 before using it as an array index.
6021 (Stringpool_template::get_offset_with_length): Likewise.
6022 (Stringpool_template::write_to_buffer): Likewise.
6023 * stringpool.h (Stringpool_template::get_offset_from_key):
6026 2008-07-23 Ian Lance Taylor <iant@google.com>
6029 * object.h (Merged_symbol_value::value): Do our best to handle a
6033 * script.cc (Version_script_info::get_versions): Don't add empty
6034 version tag to return value.
6035 (Version_script_info::get_symbol_version_helper): Change return
6036 type to bool. Add pversion parameter. Change all callers.
6037 (script_register_vers_node): Don't require a non-NULL tag.
6038 * script.h (class Version_script_info): Update declarations.
6039 (Version_script_info::get_symbol_version): Change return type to
6040 bool. Add version parameter. Change all callers.
6041 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6042 handling. Handle an empty version from a version script.
6043 (Symbol_table::define_special_symbol): Likewise.
6044 * testsuite/ver_test_10.script: New file.
6045 * testsuite/ver_test_10.sh: New file.
6046 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6047 (check_DATA): Add ver_test_10.syms.
6048 (ver_test_10.syms, ver_test_10.so): New target.
6049 * testsuite/Makefile.in: Rebuild.
6051 2008-07-23 Simon Baldwin <simonb@google.com>
6053 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6054 to zero for undefined symbols from dynamic libraries.
6056 2008-07-23 Ian Lance Taylor <iant@google.com>
6058 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6060 * symtab.h (class Symbol_table): Update declaration.
6061 * testsuite/ver_test_9.cc: New file.
6062 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6063 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6064 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6065 (ver_test_9.so, ver_test_9.o): New targets.
6066 * testsuite/Makefile.in: Rebuild.
6068 2008-07-22 Ian Lance Taylor <iant@google.com>
6070 * options.h (class General_options): Define --check-sections.
6071 * layout.cc (Layout::set_segment_offsets): Handle
6074 * options.h (class General_options): Define -n/--nmagic and
6076 * options.cc (General_options::finalize): For -n/--nmagic or
6077 -N/--omagic, set -static.
6078 * layout.cc (Layout::attach_allocated_section_to_segment): If
6079 -N/--omagic, don't put read-only and read-write sections in
6081 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6082 finding a read-only segment.
6083 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6084 don't set the minimum segment alignment to the common page size,
6085 and don't set the file offset to the address modulo the page size.
6086 * script-sections.cc (Script_sections::create_segments): If
6087 -n/--omagic, don't put read-only and read-write sections in
6090 * cref.cc: New file.
6092 * options.h (class General_options): Add --print-symbol-counts.
6093 * main.cc (main): Issue defined symbol report if requested.
6094 * archive.cc (Archive::interpret_header): Make into a const member
6096 (Archive::add_symbols): Call Input_objects::archive_start and
6098 (Archive::const_iterator): Define new class.
6099 (Archive::begin, Archive::end): New functions.
6100 (Archive::include_all_members): Rewrite to use iterator.
6101 (Archive::count_members): New function.
6102 * archive.h (class Archive): Update declarations.
6103 (Archive::filename): New function.
6104 * object.cc: Include "cref.h".
6105 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6106 (Sized_relobj::do_get_global_symbol_counts): New function.
6107 (Input_objects::add_object): Add object to cross-referencer.
6108 (Input_objects::archive_start): New function.
6109 (Input_objects::archive_stop): New function.
6110 (Input_objects::print_symbol_counts): New function.
6111 * object.h: Declare Cref and Archive.
6112 (Object::get_global_symbol_counts): New function.
6113 (Object::do_get_global_symbol_counts): New pure virtual function.
6114 (class Sized_relobj): Add defined_count_ field. Update
6116 (class Input_objects): Add cref_ field. Update constructor.
6117 Update declarations.
6118 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6120 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6122 (Sized_dynobj::do_get_global_symbol_counts): New function.
6123 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6124 defined_count_. Update declarations. Define Symbols typedef.
6125 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6126 parameter. Change all callers.
6127 (Symbol_table::add_from_dynobj): Add sympointers and defined
6128 parameters. Change all callers.
6129 * symtab.h (class Symbol_table): Update declarations.
6130 * Makefile.am (CCFILES): Add cref.cc.
6131 (HFILES): Add cref.h.
6132 * Makefile.in: Rebuild.
6134 2008-07-22 Simon Baldwin <simonb@google.com>
6136 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6137 to zero when writing undefined symbols.
6139 2008-07-22 Ian Lance Taylor <iant@google.com>
6141 * output.cc (Output_section::add_input_section): Don't try to
6142 merge empty merge sections.
6144 2008-07-21 Craig Silverstein <csilvers@google.com>
6146 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6147 Include symbol version in error message.
6149 2008-07-20 Chris Demetriou <cgd@google.com>
6151 * configure.ac (gold_cv_c_random_seed): New configured variable.
6152 (RANDOM_SEED_CFLAGS): New substituted variable.
6153 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6154 * configure: Rebuild.
6155 * Makefile.in: Likewise.
6156 * testsuite/Makefile.in: Likewise.
6158 2008-07-18 Ian Lance Taylor <iant@google.com>
6160 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6161 where we see NAME/NULL and NAME/VERSION as separate symbols.
6162 * testsuite/ver_test_main.cc (main): Call t4.
6163 (t4, t4_2a): Define.
6164 * testsuite/ver_test_2.cc (t4_2): Define.
6165 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6166 * testsuite/ver_test_4.cc (t4_2a): Define.
6167 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6168 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6170 2008-07-17 Ian Lance Taylor <iant@google.com>
6172 * dynobj.cc (Versions::add_def): If we give an error about a
6173 missing version, go ahead and create the version anyhow.
6175 2008-07-10 Ian Lance Taylor <iant@google.com>
6177 Handle output sections with more than 0x7fffffff bytes.
6178 * object.h (class Relobj): Change map_to_output_ to
6179 output_sections_, and just keep a section pointer. Change all
6180 uses. Move comdat group support to Sized_relobj.
6181 (Relobj::is_section_specially_mapped): Remove.
6182 (Relobj::output_section): Remove poff parameter. Change all
6184 (Relobj::output_section_offset): New function.
6185 (Relobj::set_section_offset): Rewrite.
6186 (Relobj::map_to_output): Remove.
6187 (Relobj::output_sections): New function.
6188 (Relobj::do_output_section_offset): New pure virtual function.
6189 (Relobj::do_set_section_offset): Likewise.
6190 (class Sized_relobj): Add section_offsets_ field. Add comdat
6191 group support from Relobj. Update declarations.
6192 (Sized_relobj::get_output_section_offset): New function.
6193 (Sized_relobj::do_output_section_offset): New function.
6194 (Sized_relobj::do_set_section_offset): New function.
6195 * object.cc (Relobj::output_section_address): Remove.
6196 (Sized_relobj::Sized_relobj): Initialize new fields.
6197 (Sized_relobj::include_section_group): Cast find_kept_object to
6199 (Sized_relobj::include_linkonce_section): Likewise.
6200 (Sized_relobj::do_layout): Use separate arrays for output section
6202 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6204 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6205 output_sections and section_offsets.
6206 (Sized_relobj::write_local_symbols): Likewise.
6207 (map_to_kept_section): Compute output address directly.
6208 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6209 output_sections and section_offsets.
6210 (Sized_relobj::write_sections): Likewise.
6211 (Sized_relobj::relocate_sections): Likewise.
6212 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6213 * output.h (class Output_reloc): Update declarations. Change
6214 u2_.relobj to Sized_relobj*.
6215 (class Output_data_reloc): Change add functions to use
6217 * output.cc (Output_reloc::Output_reloc): Change relobj to
6219 (Output_reloc::local_section_offset): Change return type to
6220 Elf_Addr. Use get_output_section_offset.
6221 (Output_reloc::get_address): Likewise.
6222 (Output_section::is_input_address_mapped): Don't call
6223 is_section_specially_mapped.
6224 (Output_section::output_offset): Likewise.
6225 (Output_section::output_address): Likewise.
6226 (Output_section::starting_output_address): Likewise.
6227 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6228 parameter to Sized_relobj*.
6229 (Copy_relocs::need_copy_reloc): Likewise.
6230 (Copy_relocs::save): Likewise.
6231 * copy-relocs.h (class Copy_relocs): Update declarations.
6232 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6233 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6234 * target-reloc.h (relocate_for_relocatable): Change
6235 offset_in_output_section type to Elf_Addr. Change code that uses
6237 * layout.cc (Layout::layout): Always set *off.
6238 * mapfile.cc (Mapfile::print_input_section): Use
6239 output_section_offset.
6240 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6242 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6243 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6244 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6246 2008-07-03 Ian Lance Taylor <iant@google.com>
6248 * layout.cc (Layout::include_section): Do not discard unrecognized
6249 SHT_STRTAB sections.
6251 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6253 * script.cc (Lex::can_continue_name): Make '?' allowable in
6254 version-script names.
6255 * testsuite/version_script.map: Change glob pattern to use '?'
6257 2008-06-30 Manish Singh <yosh@gimp.org>
6260 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6263 2008-06-30 Ian Lance Taylor <iant@google.com>
6267 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6268 versions]: Don't try to read the value in the contents, since we
6269 don't use it. Use the template endianness when writing.
6271 2008-06-25 Cary Coutant <ccoutant@google.com>
6273 * fileread.cc (File_read::make_view): Assert on zero-length view.
6274 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6275 symbol table when there are no symbols to read.
6277 2008-06-23 Craig Silverstein <csilvers@google.com>
6279 * version.cc (version_string): Bump to 1.7
6281 2008-06-18 Craig Silverstein <csilvers@google.com>
6283 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6284 constant 0xFFFF to type Valtype.
6285 (Powerpc_relocate_functions::rel16_ha): Likewise.
6287 2008-06-17 Ian Lance Taylor <iant@google.com>
6289 * output.h (Output_section::Input_section): Initialize p2align_ to
6290 zero for Output_section_data constructors.
6291 (Output_section::Input_section::addralign): If not an input
6292 section, return the alignment of the Output_section_data.
6293 * testsuite/copy_test.cc: New file.
6294 * testsuite/copy_test_1.cc: New file.
6295 * testsuite/copy_test_2.cc: New file.
6296 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6297 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6298 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6299 (copy_test_1_pic.o, copy_test_1.so): New targets.
6300 (copy_test_2_pic.o, copy_test_2.so): New targets.
6301 * testsuite/Makefile.in: Rebuild.
6303 * script-sections.cc (Script_sections::place_orphan): Initialize
6304 local variable exact.
6306 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6308 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6310 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6311 David S. Miller <davem@davemloft.net>
6313 * powerpc.cc: New file.
6314 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6315 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6316 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6317 * Makefile.in: Rebuild.
6319 2008-06-09 Ian Lance Taylor <iant@google.com>
6321 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6323 (throwing, orig_terminate): New static variables.
6324 (terminate_handler): New static function.
6325 (t2): Set terminate handler.
6327 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6330 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6333 2008-05-30 Cary Coutant <ccoutant@google.com>
6335 * archive.cc (Archive::include_all_members) Correct to step
6336 over symbol table and extended name table in thin archives.
6338 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6341 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6344 2008-05-28 Caleb Howe <cshowe@google.com>
6346 * reduced_debug_output.cc: New file.
6347 * reduced_debug_output.h: New file.
6348 * options.h (class General_options): Add --strip-debug-non-line.
6349 * options.cc (General_options::finalize): Add strip_debug_non_line
6350 to the strip heirarchy.
6351 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6353 * layout.cc: Include "reduced_debug_output.h".
6354 (Layout::Layout): Initialize new fields.
6355 (line_only_debug_sections): New static array.
6356 (is_lines_only_debug_sections): New static inline function.
6357 (Layout::include_section): Handle --strip-debug-non-line.
6358 (Layout::make_output_section): If --strip-debug-non-line, build
6359 new output sections for .debug_abbrev and .debug_info.
6360 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6361 gold. Warn about possible overflow.
6362 (read_signed_LEB_128): Likewise.
6363 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6364 (read_signed_LEB_128): Declare.
6365 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6366 (HFILES): Add reduced_debug_output.h.
6367 * Makefile.in: Rebuild.
6369 2008-05-21 Ian Lance Taylor <iant@google.com>
6371 * mapfile.cc: New file.
6372 * mapfile.h: New file.
6373 * options.h (class General_options): Add -M/--print-map and -Map.
6374 * options.cc (General_options::finalize): Make -M equivalent to
6376 * main.cc: Include <cstdio> and "mapfile.h".
6377 (main): Open mapfile if requested.
6378 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6379 constructor. Change caller.
6380 (queue_initial_tasks): Add mapfile parameter. Change caller.
6381 (queue_middle_tasks): Likewise.
6382 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6384 * archive.cc: Include "mapfile.h".
6385 (Archive::add_symbols): Add mapfile parameter. Change all
6386 callers. Pass mapfile, symbol, and reason to include_member.
6387 (Archive::include_all_members): Add mapfile parameter. Change all
6389 (Archive::include_member): Add mapfile, sym, and why parameters.
6390 Change all callers. Report inclusion to map file.
6391 * archive.h: Include "fileread.h".
6392 (class Archive): Update declarations.
6393 (Archive::file): New const method.
6394 (class Add_archive_symbols): Add mapfile_ field. Update
6395 constructor. Change all callers.
6396 * readsyms.h (class Read_symbols): Likewise.
6397 (class Finish_group): Likewise.
6398 (class Read_script): Likewise.
6399 * common.cc: Include "mapfile.h".
6400 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6402 (Symbol_table::do_allocate_commons): Likewise.
6403 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6404 symbol allocation to mapfile.
6405 * common.h (class Allocate_commons_task): Add mapfile_ field.
6406 Update constructor. Change all callers.
6407 * symtab.h (class Symbol_table): Update declarations.
6408 * layout.cc: Include "mapfile.h".
6409 (Layout_task_runner::run): Print information to mapfile.
6410 (Layout::create_gold_note): Change Output_data_fixed_space to
6411 Output_data_zero_fill.
6412 (Layout::create_build_id): Likewise.
6413 (Layout::print_to_mapfile): New function.
6414 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6415 constructor. Change caller.
6416 (class Layout): Declare print_to_mapfile.
6417 * output.cc (Output_section::Input_section::print_to_mapfile): New
6419 (Output_section::add_input_section): If producing a map, always
6420 add to input_sections_ list.
6421 (Output_section::do_print_to_mapfile): New function.
6422 (Output_segment::print_sections_to_mapfile): New function.
6423 (Output_segment::print_section_list_to_mapfile): New function.
6424 * output.h: Include "mapfile.h".
6425 (Output_data::print_to_mapfile): New function.
6426 (Output_data::do_print_to_mapfile): New virtual function.
6427 (Output_segment_headers::do_print_to_mapfile): New function.
6428 (Output_file_header::do_print_to_mapfile): New function.
6429 (Output_data_const::do_print_to_mapfile): New function.
6430 (class Output_data_const_buffer): Add map_name_ field. Update
6431 constructor. Change all callers. Add do_print_to_mapfile
6433 (class Output_data_fixed_space): Likewise.
6434 (class Output_data_space): Likewise.
6435 (class Output_data_zero_fill): New class.
6436 (Output_data_strtab::do_print_to_mapfile): New function.
6437 (Output_data_reloc_base::do_print_to_mapfile): New function.
6438 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6439 (Output_data_group::do_print_to_mapfile): New function.
6440 (Output_data_got::do_print_to_mapfile): New function.
6441 (Output_data_dynamic::do_print_to_mapfile): New function.
6442 (Output_symtab_xindex::do_print_to_mapfile): New function.
6443 (class Output_section): Declare do_print_to_mapflie. Declare
6444 print_to_mapfile in Input_section.
6445 (class Output_segment): Declare new functions.
6446 * object.h (Sized_relobj::symbol_count): New function.
6447 * script-sections.cc
6448 (Output_section_element_dot_assignment::set_section_addresses):
6449 Change Output_data_fixed_space to Output_data_zero_fill.
6450 (Output_data_expression::do_print_to_mapfile): New function.
6451 * script.cc (read_input_script): Add mapfile parameter. Change
6453 * script.h (read_input_script): Update declaration.
6454 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6455 (Eh_frame::do_print_to_mapfile): New function.
6456 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6457 (Output_merge_string::do_print_to_mapfile): New function.
6458 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6460 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6462 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6464 * Makefile.am (CCFILES): Add mapfile.cc.
6465 (HFILES): Add mapfile.h.
6466 * Makefile.in: Rebuild.
6468 2008-05-19 Ian Lance Taylor <iant@google.com>
6470 * options.h (class General_options): Add -z relro.
6471 * layout.cc (Layout::Layout): Initialize relro_segment_.
6472 (Layout::add_output_section_data): Return the output section.
6473 (Layout::make_output_section): Rcognize relro sections and mark
6475 (Layout::attach_allocated_section_to_segment): Put relro sections
6476 in a PT_GNU_RELRO segment.
6477 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6479 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6481 (Layout::linkonce_mapping): Map d.rel.ro.local to
6483 (Layout::output_section_name): Us .data.rel.ro.local for any
6484 section which begins with that.
6485 * layout.h (class Layout): Update add_output_section_data
6486 declaration. Add relro_segment_ field.
6487 * output.cc (Output_section::Output_section): Initialize is_relro_
6488 and is_relro_local_ fields.
6489 (Output_segment::add_output_section): Group relro sections.
6490 (Output_segment::is_first_section_relro): New function.
6491 (Output_segment::maximum_alignment): If there is a relro section,
6492 align the segment to the common page size.
6493 (Output_segment::set_section_addresses): Track whether we are
6494 looking at relro sections. If the last section is a relro
6495 section, align to the common page size.
6496 (Output_segment::set_section_list_addresses): Add in_relro
6497 parameter. Change all callers. Align to the page size when
6498 moving from relro to non-relro section.
6499 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6501 * output.h (class Output_section): Add is_relro_ and
6502 is_relro_local_ fields.
6503 (Output_section::is_relro): New function.
6504 (Output_section::set_is_relro): New function.
6505 (Output_section::is_relro_local): New function.
6506 (Output_section::set_is_relro_local): New function.
6507 (class Output_segment): Update declarations.
6508 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6509 * sparc.cc (Target_sparc::got_section): Likewise.
6510 * x86_64.cc (Target_x86_64::got_section): Likewise.
6511 * testsuite/relro_test_main.cc: New file.
6512 * testsuite/relro_test.cc: New file.
6513 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6514 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6515 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6516 (relro_test.so, relro_test_pic.o): New targets.
6517 * testsuite/Makefile.in: Rebuild.
6519 2008-05-16 Ian Lance Taylor <iant@google.com>
6521 * output.cc (Output_segment::add_output_section): Remove front
6523 * output.h (class Output_segment): Remove
6524 add_initial_output_section and overloaded add_output_section.
6525 Update declaration of remaining add_output_section.
6526 * layout.cc (Layout::create_interp): Call add_output_section
6527 rather than add_initial_output_section.
6528 (Layout::finish_dynamic_section): Likewise.
6530 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6531 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6532 know the dynamic type.
6533 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6534 field. Initialize it in constructor.
6535 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6536 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6537 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6540 * output.cc (Output_reloc::get_address): Change return type to
6542 * output.h (class Output_reloc): Update get_address declaration.
6543 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6544 for section addresses.
6546 2008-05-09 Ian Lance Taylor <iant@google.com>
6549 * gold.cc (gold_nomem): Use return value of write.
6551 2008-05-08 Ian Lance Taylor <iant@google.com>
6553 * symtab.c (Symbol::init_base_output_data): Add version
6554 parameter. Change all callers.
6555 (Symbol::init_base_output_segment): Likewise.
6556 (Symbol::init_base_constant): Likewise.
6557 (Symbol::init_base_undefined): Likewise.
6558 (Sized_symbol::init_output_data): Likewise.
6559 (Sized_symbol::init_output_segment): Likewise.
6560 (Sized_symbol::init_constant): Likewise.
6561 (Sized_symbol::init_undefined): Likewise.
6562 (Symbol_table::do_define_in_output_data): If the new symbol has a
6563 version, mark it as the default.
6564 (Symbol_table::do_define_in_output_segment): Likewise.
6565 (Symbol_table::do_define_as_constant): Likewise.
6566 * symtab.h (class Symbol): Update declarations.
6567 (class Sized_symbol): Likewise.
6568 * resolve.cc (Symbol::override_version): New function.
6569 (Symbol::override_base): Call override_version.
6570 (Symbol::override_base_with_special): Likewise.
6571 * testsuite/ver_script_8.script: New file.
6572 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6573 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6574 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6575 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6577 2008-05-06 Ian Lance Taylor <iant@google.com>
6580 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6582 (class General_options): Remove existing --undefined, and add
6583 --no-undefined instead. Add new --undefined as synonym for -u.
6584 * archive.cc (Archive::add_symbols): Check whether symbol was
6586 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6587 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6588 all uses. Add IS_UNDEFINED. Update declarations to split
6589 different versions of init_base. Declare init_base_undefined.
6590 (Symbol::is_defined): Handle IS_UNDEFINED.
6591 (Symbol::is_undefined): Likewise.
6592 (Symbol::is_weak_undefined): Call is_undefined.
6593 (Symbol::is_absolute): Handle IS_CONSTANT.
6594 (class Sized_symbol): Update declarations to split different
6595 versions of init. Declare init_undefined.
6596 (class Symbol_table): Declare new functions.
6597 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6599 (Symbol::init_base_output_data): Likewise.
6600 (Symbol::init_base_output_segment): Likewise.
6601 (Symbol::init_base_constant): Likewise.
6602 (Symbol::init_base_undefined): New function.
6603 (Sized_symbol::init_object): Rename from init. Change all
6605 (Sized_symbol::init_output_data): Likewise.
6606 (Sized_symbol::init_output_segment): Likewise.
6607 (Sized_symbol::init_constant): Likewise.
6608 (Sized_symbol::init_undefined): New function.
6609 (Symbol_table::add_undefined_symbols_from_command_line): New
6611 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6613 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6614 (Symbol::output_section): Likewise.
6615 (Symbol::set_output_section): Likewise.
6616 (Symbol_table::sized_finalize_symbol): Likewise.
6617 (Symbol_table::sized_write_globals): Likewise.
6618 * resolve.cc (Symbol_table::should_override): Likewise.
6619 (Symbol::override_base_with_special): Likewise.
6621 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6622 symbol, change it to have default visibility.
6623 * testsuite/protected_1.cc: New file.
6624 * testsuite/protected_2.cc: New file.
6625 * testsuite/protected_3.cc: New file.
6626 * testsuite/protected_main_1.cc: New file.
6627 * testsuite/protected_main_2.cc: New file.
6628 * testsuite/protected_main_3.cc: New file.
6629 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6630 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6631 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6632 (protected_1.so): New target.
6633 (protected_1_pic.o, protected_2_pic.o): New targets.
6634 (protected_3_pic.o): New target.
6635 (check_PROGRAMS): Add protected_2.
6636 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6637 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6638 * testsuite/Makefile.in: Rebuild.
6640 * options.h (DEFINE_var): Add set_user_set_##varname__.
6641 (DEFINE_bool_alias): New macro.
6642 (class General_options): Define -Bstatic using DEFINE_bool_alias
6643 rather than DEFINE_special. Add --undefined as an alias for -z
6645 * options.cc (General_options::parse_Bstatic): Remove.
6647 * options.h (class General_options): Add --fatal-warnings.
6648 * main.cc (main): Implement --fatal-warnings.
6649 * errors.h (Errors::warning_count): New function.
6651 * options.h (class General_options): Add -Bsymbolic-functions.
6652 * symtab.h (Symbol::is_preemptible): Check for
6653 -Bsymbolic-functions.
6655 2008-05-05 Ian Lance Taylor <iant@google.com>
6657 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6658 as noVARNAME rather than no-VARNAME.
6659 (class General_options): Add option -z combreloc.
6660 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6662 (Output_reloc::sort_before) [SHT_REL]: New function.
6663 (Output_reloc::sort_before) [SHT_RELA]: New function.
6664 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6665 Sort_relocs_comparison.
6666 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6667 parameter. Change all callers.
6668 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6669 sort_relocs parameter. Change all callers.
6670 * output.cc (Output_reloc::get_address): New function, broken out
6672 (Output_reloc::write_rel): Call it.
6673 (Output_reloc::compare): New function.
6674 (Output_data_reloc_base::do_write): Optionally sort relocs.
6676 * configure.ac: If targ_extra_obj is set, link it in.
6677 * configure.tgt: Initialize all variables.
6678 (x86_64*): Set targ_extra_obj and targ_extra_size.
6679 * configure: Rebuild.
6681 * object.cc (Sized_relobj::include_section_group): Adjust section
6682 indexes read from group data. Build vector to pass to
6684 * layout.cc (Layout::layout_group): Add flags and shndxes
6685 parameters. Remove contents parameter. Change caller. Update
6686 explicit instantiations.
6687 * layout.h (class Layout): Update layout_group declaration.
6688 * output.cc (Output_data_group::Output_data_group): Add flags and
6689 input_shndxes parameters. Remove contents parameter. Change
6691 (Output_data_group::do_write): Change input_sections_ to
6693 * output.h (class Output_data_group): Update constructor
6694 declaration. Rename input_sections_ to input_shndxes_.
6695 * testsuite/many_sections_test.cc: Add template.
6697 2008-04-30 Cary Coutant <ccoutant@google.com>
6699 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6701 * layout.cc (Layout::include_section): Refactored check for debug
6703 (Layout::add_comdat): Add new parameters. Change type
6704 of signature parameter. Add object and shndx to signatures table.
6705 (Layout::find_kept_object): New function.
6706 * layout.h: Include <cstring>.
6707 (Layout::is_debug_info_section): New function.
6708 (Layout::add_comdat): Add new parameters.
6709 (Layout::find_kept_object): New function.
6710 (Layout::Kept_section): New struct.
6711 (Layout::Signatures): Change type of map range.
6712 * object.cc (Relobj::output_section_address): New function.
6713 (Sized_relobj::include_section_group): Add new parameters. Change
6714 calls to Layout::add_comdat. Change to build table of kept comdat
6715 groups and table mapping discarded sections to kept sections.
6716 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6717 (Sized_relobj::do_layout): Change calls to include_section_group and
6718 include_linkonce_section.
6719 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6720 value to zero when section is discarded.
6721 (Sized_relobj::map_to_kept_section): New function.
6722 * object.h (Relobj::output_section_address): New function.
6723 (Relobj::Comdat_group): New type.
6724 (Relobj::find_comdat_group): New function.
6725 (Relobj::Comdat_group_table): New type.
6726 (Relobj::Kept_comdat_section): New type.
6727 (Relobj::Kept_comdat_section_table): New type.
6728 (Relobj::add_comdat_group): New function.
6729 (Relobj::set_kept_comdat_section): New function.
6730 (Relobj::get_kept_comdat_section): New function.
6731 (Relobj::comdat_groups_): New field.
6732 (Relobj::kept_comdat_sections_): New field.
6733 (Symbol_value::input_value): Update comment.
6734 (Sized_relobj::map_to_kept_section) New function.
6735 (Sized_relobj::include_linkonce_section): Add new parameter.
6736 * target-reloc.h (Comdat_behavior): New type.
6737 (get_comdat_behavior): New function.
6738 (relocate_section): Add code to map a discarded section to the
6739 corresponding kept section when applying a relocation.
6741 2008-04-30 Craig Silverstein <csilvers@google.com>
6743 * dwarf_reader.cc (next_generation_count): New static var.
6744 (Addr2line_cache_entry): New struct.
6745 (addr2line_cache): New static var.
6746 (Dwarf_line_info::one_addr2line): Added caching.
6747 (Dwarf_line_info::clear_addr2line_cache): New function.
6748 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6749 cache-size parameter.
6750 (Dwarf_line_info::one_addr2line_cache): New function.
6751 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6752 new cache-size argument to one_addr2line(), and clear cache.
6754 2008-04-28 Cary Coutant <ccoutant@google.com>
6756 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6757 R_386_PC8 relocations.
6759 2008-04-23 Ian Lance Taylor <iant@google.com>
6761 * object.cc (Sized_relobj::include_section_group): Check for
6762 invalid section group.
6764 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6767 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6768 than read for file header.
6769 * archive.cc (Archive::include_member): Likewise.
6771 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6773 * aclocal.m4: Regenerate.
6774 * configure: Regenerate.
6776 2008-04-19 Ian Lance Taylor <iant@google.com>
6778 * version.cc (version_string): Bump to 1.6.
6780 * testsuite/Makefile.am (many_sections_r_test): New target.
6781 (many_sections_r_test_SOURCES): Remove.
6782 (many_sections_r_test_DEPENDENCIES): Remove.
6783 (many_sections_r_test_LDFLAGS): Remove.
6784 (many_sections_r_test_LDADD): Remove.
6786 * object.cc (Sized_relobj::do_add_symbols): Always pass
6787 local_symbol_count_ to add_from_relobj.
6789 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6790 every thousand variables.
6791 * testsuite/Makefile.in: Rebuild.
6793 * object.cc (Xindex::initialize_symtab_xindex): New function.
6794 (Xindex::read_symtab_xindex): New function.
6795 (Xindex::sym_xindex_to_shndx): New function.
6796 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6798 (Sized_relobj::do_initialize_xindex): New function.
6799 (Sized_relobj::do_read_symbols): Adjust section links.
6800 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6801 parameter. Change all callers.
6802 (Sized_relobj::include_section_group): Adjust section links and
6803 symbol section indexes.
6804 (Sized_relobj::do_layout): Adjust section links.
6805 (Sized_relobj::do_count_local_symbols): Adjust section links and
6806 symbol section indexes.
6807 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6808 ordinary and special symbols.
6809 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6810 dynsym_xindex parameters. Change all callers. Adjust section
6811 links. Use SHN_XINDEX when needed.
6812 (Sized_relobj::get_symbol_location_info): Adjust section links.
6813 Don't get fooled by special symbols.
6814 * object.h (class Xindex): Define.
6815 (class Object): Add xindex_ parameter. Declare virtual functoin
6816 do_initialize_xindex.
6817 (Object::adjust_sym_shndx): New function.
6818 (Object::set_xindex): New protected function.
6819 (class Symbol_value): Add is_ordinary_shndx_ field.
6820 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6821 (Symbol_value::value): Assert ordinary section.
6822 (Symbol_value::initialize_input_to_output_map): Likewise.
6823 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6825 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6827 (class Sized_relobj): Update declarations.
6828 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6829 parameter. Change all callers.
6830 (Sized_relobj::adjust_shndx): New function.
6831 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6833 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6834 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6835 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6836 (Sized_dynobj::read_dynsym_section): Adjust section links.
6837 (Sized_dynobj::read_dynamic): Likewise.
6838 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6840 (Sized_dynobj::do_initialize_xindex): New function.
6841 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6842 do_initialize_xindex.
6843 (Sized_dynobj::adjust_shndx): New function.
6844 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6845 dynsym_xindex_ fields.
6846 (Layout::finalize): Add a call to set_section_indexes before
6847 creating the symtab sections.
6848 (Layout::set_section_indexes): Don't do anything if the section
6849 already has a section index.
6850 (Layout::create_symtab_sections): Add shnum parameter. Change
6851 caller. Create .symtab_shndx section if needed.
6852 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6854 (Layout::allocated_output_section_count): New function.
6855 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6857 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6858 fields. Update declarations.
6859 (Layout::symtab_xindex): New function.
6860 (Layout::dynsym_xindex): New function.
6861 (class Write_symbols_task): Add layout_ field.
6862 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6864 * output.cc (Output_section_headers::Output_section_headers): Add
6865 shstrtab_section parameter. Change all callers.
6866 (Output_section_headers::do_sized_write): Store overflow values
6867 for section count and section string table section index in
6868 section header zero.
6869 (Output_file_header::do_sized_write): Check for overflow of
6870 section count and section string table section index.
6871 (Output_symtab_xindex::do_write): New function.
6872 (Output_symtab_xindex::endian_do_write): New function.
6873 * output.h (class Output_section_headers): Add shstrtab_section_.
6874 Update declarations.
6875 (class Output_symtab_xindex): Define.
6876 (Output_section::has_out_shndx): New function.
6877 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6879 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6881 (Sized_symbol::init): Likewise.
6882 (Symbol::output_section): Check for ordinary symbol.
6883 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6884 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6886 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6887 Change all callers. Simplify handling of symbols from sections
6888 not included in the link.
6889 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6891 (Weak_alias_sorter::operator()): Assert that symbols are
6893 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6895 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6896 parameters. Change all callers.
6897 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6898 symbol distinction. Use SHN_XINDEX when needed.
6899 (Symbol_table::write_section_symbol): Add symtab_xindex
6900 parameter. Change all callers.
6901 (Symbol_table::sized_write_section_symbol): Likewise. Use
6902 SHN_XINDEX when needed.
6903 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6905 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6906 (Symbol::is_defined): Check is_ordinary.
6907 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6908 (Symbol::is_absolute, Symbol::is_common): Likewise.
6909 (class Sized_symbol): Update declarations.
6910 (class Symbol_table): Update declarations.
6911 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6912 parameters. Change all callers.
6913 (Sized_symbol::override): Likewise.
6914 (Symbol_table::override): Likewise.
6915 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6916 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6917 is_ordinary, and orig_st_shndx parameters. Change all callers.
6918 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6919 to be in an ordinary section.
6920 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6921 object and is_ordinary parameters. Change all callers.
6922 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6923 Change all callers. Don't add undefined or non-ordinary symbols
6925 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6927 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6929 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6930 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6931 (Sized_relobj::relocate_sections): Likewise.
6932 * target-reloc.h (scan_relocs): Adjust section symbol index.
6933 (scan_relocatable_relocs): Likewise.
6934 * i386.cc (Scan::local): Check for ordinary symbols.
6935 * sparc.cc (Scan::local): Likewise.
6936 * x86_64.cc (Scan::local): Likewise.
6937 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6938 to symbol_section_and_value.
6939 * testsuite/many_sections_test.cc: New file.
6940 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6941 (check_PROGRAMS): Add many_sections_test.
6942 (many_sections_test_SOURCES): Define.
6943 (many_sections_test_DEPENDENCIES): Define.
6944 (many_sections_test_LDFLAGS): Define.
6945 (BUILT_SOURCES): Add many_sections_define.h.
6946 (many_sections_define.h): New target.
6947 (BUILT_SOURCES): Add many_sections_check.h.
6948 (many_sections_check.h): New target.
6949 (check_PROGRAMS): Add many_sections_r_test.
6950 (many_sections_r_test_SOURCES): Define.
6951 (many_sections_r_test_DEPENDENCIES): Define.
6952 (many_sections_r_test_LDFLAGS): Define.
6953 (many_sections_r_test_LDADD): Define.
6954 (many_sections_r_test.o): New target.
6955 * testsuite/Makefile.in: Rebuild.
6957 2008-04-17 Cary Coutant <ccoutant@google.com>
6959 * errors.cc (Errors::info): New function.
6960 (gold_info): New function.
6961 * errors.h (Errors::info): New function.
6962 * gold.h (gold_info): New function.
6963 * object.cc (Input_objects::add_object): Print trace output.
6964 * options.cc (options::parse_set): New function.
6965 (General_options::parse_wrap): Deleted.
6966 (General_options::General_options): Deleted initializer.
6967 * options.h (options::String_set): New typedef.
6968 (options::parse_set): New function.
6969 (DEFINE_set): New macro.
6970 (General_options::wrap): Changed to use DEFINE_set. Changed
6971 callers of any_wrap_symbols and is_wrap_symbol.
6972 (General_options::trace, General_options::trace_symbol):
6974 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6975 (General_options::wrap_symbols_): Deleted.
6976 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6978 2008-04-17 David S. Miller <davem@davemloft.net>
6980 * options.cc (General_options::parse_V): New function.
6981 * options.h: Add entries for -V and -Qy.
6983 2008-04-17 Ian Lance Taylor <iant@google.com>
6985 * common.cc (Symbol_table::allocate_commons): Remove options
6986 parameter. Change caller.
6987 (Symbol_table::do_allocate_commons): Remove options parameter.
6988 Change caller. Just call do_allocate_commons_list twice.
6989 (Symbol_table::do_allocate_commons_list): New function, broken out
6990 of do_allocate_commons.
6991 * common.h (class Allocate_commons_task): Remove options_ field.
6993 * symtab.cc (Symbol_table::Symbol_table): Initialize
6995 (Symbol_table::add_from_object): Put TLS common symbols on
6997 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6998 which are IN_OUTPUT_DATA.
6999 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7000 allocate_commons and do_allocate_commons declarations. Declare
7001 do_allocate_commons_list.
7002 * gold.cc (queue_middle_tasks): Update creation of
7003 Allocate_commons_task to not pass options.
7004 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7005 (TLS_TEST_C_FLAGS): New variable.
7006 (tls_test_c_pic.o): New target.
7007 (tls_test_shared.so): Link in tls_test_c_pic.o.
7008 (tls_test_c_pic_ie.o): New target.
7009 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7010 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7011 (tls_test_c.o): New target.
7012 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7013 (tls_pic_test_LDADD): Likewise.
7014 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7015 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7016 (tls_test_c_gnu2.o): New target.
7017 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7019 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7020 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7021 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7022 * testsuite/tls_test.cc: Include "config.h".
7023 (t_last): Call t11_last.
7024 * testsuite/tls_test.h (t11, t11_last): Declare.
7025 * testsuite/tls_test_c.c: New file.
7026 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7027 * configure.ac: Check for OpenMP support.
7028 * configure, config.in, Makefile.in: Rebuild.
7029 * testsuite/Makefile.in: Rebuild.
7031 2008-04-16 Cary Coutant <ccoutant@google.com>
7033 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7034 (Target_i386::tls_base_symbol_defined_): New field.
7035 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7036 (Target_i386::Scan::global): Likewise.
7037 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7038 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7039 (Target_x86_64::tls_base_symbol_defined_): New field.
7040 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7041 (Target_x86_64::Scan::global): Likewise.
7043 2008-04-16 Cary Coutant <ccoutant@google.com>
7045 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7046 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7047 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7048 building shared libraries.
7049 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7050 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7051 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7052 * testsuite/Makefile.in: Rebuild.
7053 * testsuite/weak_undef.h: New file.
7054 * testsuite/weak_undef_file1.cc: Add extra test cases.
7055 * testsuite/weak_undef_file2.cc: Likewise.
7056 * testsuite/weak_undef_test.cc: Likewise.
7058 2008-04-16 David S. Miller <davem@davemloft.net>
7060 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7061 Add issued_non_pic_error_ field. Declare check_non_pic.
7062 (Target_sparc::Scan::check_non_pic): New function.
7063 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7064 (Target_sparc::Scan::global): Likewise.
7066 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7067 * configure: Rebuild.
7069 * options.h (DEFINE_enable): New macro.
7070 (new_dtags): New enable option.
7071 (initfirst, interpose, loadfltr, nodefaultlib,
7072 nodelete, nodlopen, nodump): New -z options.
7073 * layout.cc (Layout:finish_dynamic_section): If new
7074 dtags enabled, emit DT_RUNPATH. Also, emit a
7075 DT_FLAGS_1 containing any specified -z flags.
7077 2008-04-16 Ian Lance Taylor <iant@google.com>
7079 * copy-relocs.cc: New file.
7080 * copy-relocs.h: New file.
7081 * reloc.cc: Remove Copy_relocs code.
7082 * reloc.h: Likewise.
7083 * reloc-types.h (struct Reloc_types) [both versions]: Add
7084 get_reloc_addend_noerror.
7085 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7086 variants of add_global which take an addend which must be zero.
7087 * i386.cc: Include "copy-relocs.h".
7088 (class Target_i386): Change type of copy_relocs_ to variable,
7090 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7092 (Target_i386::do_finalize_sections): Change handling of
7094 * sparc.cc: Include "copy-relocs.h".
7095 (class Target_sparc): Change type of copy_relocs_ to variable,
7097 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7099 (Target_sparc::do_finalize_sections): Change handling of
7101 * x86_64.cc: Include "copy-relocs.h".
7102 (class Target_x86_64): Change type of copy_relocs_ to variable,
7104 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7105 class. Change all callers.
7106 (Target_x86_64::do_finalize_sections): Change handling of
7108 * Makefile.am (CCFILES): Add copy-relocs.cc.
7109 (HFILES): Add copy-relocs.h.
7111 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7113 * testsuite/script_test_4.sh: Permit leading zeroes.
7115 2008-04-15 Ian Lance Taylor <iant@google.com>
7117 * script-sections.cc (Script_sections::create_segments): Use
7118 header_size_adjustment even when there is enough room for the
7120 * testsuite/script_test_4.sh: New file.
7121 * testsuite/script_test_4.t: New file.
7122 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7123 (check_DATA): Add script_test_4.stdout.
7124 (MOSTLYCLEANFILES): Likewise.
7125 (script_test_4): New target.
7126 (script_test_4.stdout): New target.
7127 * testsuite/Makefile.in: Rebuild.
7129 * sparc.cc: Add definitions for Output_data_plt_sparc class
7132 2008-04-14 David S. Miller <davem@davemloft.net>
7134 * sparc.cc: New file.
7135 * Makefile.am (TARGETSOURCES): Add sparc.cc
7136 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7137 * configure.tgt: Document targ_extra_size and
7138 targ_extra_big_endian. Add entries for sparc-* and
7140 * configure.ac: Handle targ_extra_size and
7141 targ_extra_big_endian.
7142 * Makefile.in: Rebuild.
7143 * configure: Likewise.
7144 * po/POTFILES.in: Likewise.
7145 * po/gold.pot: Likewise.
7147 2008-04-14 Ian Lance Taylor <iant@google.com>
7149 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7150 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7151 in the name/type/flags to section mapping. Don't call
7152 allocate_output_section.
7153 (Layout::choose_output_section): Change parameter from adjust_name
7154 to is_input_section. Don't permit input sections after sections
7155 are attached to segments. Don't call allocate_output_section.
7156 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7157 not write_enable_output_section.
7158 (Layout::make_output_section): Don't push to
7159 unattached_section_list_ nor call attach_to_segment. Call
7160 attach_section_to_segment if sections are attached.
7161 (Layout::attach_sections_to_segments): New function.
7162 (Layout::attach_section_to_segment): New function.
7163 (Layout::attach_allocated_section_to_segment): Rename from
7164 attach_to_segment. Remove flags parameter.
7165 (Layout::allocate_output_section): Remove function.
7166 (Layout::write_enable_output_section): Remove function.
7167 * layout.h (class Layout): Update for above changes. Add new
7168 field sections_are_attached_.
7169 * output.h (Output_section::update_flags_for_input_section): New
7171 * output.cc (Output_section::add_input_section): Call
7172 update_flags_for_input_section.
7173 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7175 2008-04-11 Cary Coutant <ccoutant@google.com>
7177 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7178 thought unnecessary.
7179 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7181 2008-04-11 Ian Lance Taylor <iant@google.com>
7183 * output.h (class Output_section_data): Remove inline definition
7185 * output.cc (Output_section_data::set_addralign): New function.
7187 2008-04-11 Cary Coutant <ccoutant@google.com>
7189 Add support for TLS descriptors for i386 and x86_64.
7190 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7191 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7192 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7194 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7195 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7196 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7198 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7199 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7200 Fix problem with initial-exec relocations.
7201 (Target_i386::Relocate::relocate_tls): Likewise.
7202 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7204 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7205 support for section-plus-offset dynamic table entries.
7206 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7207 (Output_data_dynamic::Dynamic_entry): Add support for
7208 section-plus-offset dynamic table entries.
7209 (Output_data_dynamic::Classification): Likewise.
7210 (Output_data_dynamic::classification_): Renamed offset_.
7211 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7212 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7213 (Target_x86_64::make_plt_section): New function.
7214 (Target_x86_64::reserve_tlsdesc_entries): New function.
7215 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7216 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7217 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7218 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7219 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7220 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7221 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7222 add extra PLT entry for TLS descriptors.
7223 (Output_data_plt_x86_64::got_): New field.
7224 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7225 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7227 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7229 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7230 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7231 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7232 R_386_TLS_DESC_CALL relocations.
7233 (Target_x86_64::Scan::global): Likewise.
7234 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7235 for TLS descriptors.
7236 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7237 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7238 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7239 GD-to-IE relaxation.
7240 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7241 and TLS_DESCRIPTORS.
7242 * Makefile.in: Rebuild.
7243 * configure: Rebuild.
7244 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7245 (tls_test_shared2.so): New target.
7246 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7247 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7248 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7249 (tls_shared_gd_to_ie_test_LDADD): New variable.
7250 (tls_shared_gnu2_gd_to_ie_test): New target.
7251 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7253 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7254 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7255 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7256 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7257 (tls_shared_gnu2_test): New target.
7258 (tls_test_gnu2_shared.so): New target.
7259 (tls_shared_gnu2_test_SOURCES): New variable.
7260 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7261 (tls_shared_gnu2_test_LDFLAGS): New variable.
7262 (tls_shared_gnu2_test_LDADD): New variable.
7263 * testsuite/Makefile.in: Rebuild.
7264 * testsuite/Makefile.
7266 2008-04-11 Ian Lance Taylor <iant@google.com>
7268 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7270 * testsuite/Makefile.in: Rebuild.
7272 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7274 * testsuite/script_test_2.cc (main): Adjust test.
7276 2008-04-11 David S. Miller <davem@davemloft.net>
7277 Ian Lance Taylor <iant@google.com>
7279 * options.h (General_options): Add entries for '-Y' and
7281 * options.cc (General_options:finalize): If -Y was used, add those
7282 entries to the library path instead of the default "/lib" and
7285 2008-04-11 David S. Miller <davem@davemloft.net>
7287 * testsuite/justsyms.t: Start at 0x100.
7288 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7289 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7291 * testsuite/script_test_2.cc: Adjust string and section length
7294 2008-04-09 Ian Lance Taylor <iant@google.com>
7297 * script-sections.cc (Sections_element::allocate_to_segment): Add
7299 (Output_section_definition::allocate_to_segment): Likewise.
7300 (Orphan_output_section::allocate_to_segment): Likewise.
7301 (Script_sections::attach_sections_using_phdrs_clause): Don't
7302 propagate non-PT_LOAD segments to orphan sections.
7303 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7304 readelf rather than objdump.
7305 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7306 .interp section and PT_INTERP segment are the same size.
7307 * testsuite/Makefile.in: Rebuild.
7309 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7310 aliases for symbols defined in the same object.
7311 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7312 (weak_alias_test_SOURCES): New variable.
7313 (weak_alias_test_DEPENDENCIES): New variable.
7314 (weak_alias_test_LDFLAGS): New variable.
7315 (weak_alias_test_LDADD): New variable.
7316 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7317 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7318 (weak_alias_test_3.o): New target.
7319 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7320 * testsuite/weak_alias_test_main.cc: New file.
7321 * testsuite/weak_alias_test_1.cc: New file.
7322 * testsuite/weak_alias_test_2.cc: New file.
7323 * testsuite/weak_alias_test_3.cc: New file.
7325 2008-04-08 Ian Lance Taylor <iant@google.com>
7327 * options.h (class General_options): Add --noinhibit-exec option.
7328 * main.cc (main): Check --noinhibit-exec.
7330 * options.h (class General_options): Define --wrap as a special
7331 option. Add wrap_symbols_ field.
7332 (General_options::any_wrap_symbols): New function.
7333 (General_options::is_wrap_symbol): New function.
7334 * options.cc (General_options::parse_wrap): New function.
7335 (General_options::General_options): Initialize wrap_symbols_.
7336 * symtab.cc (Symbol_table::wrap_symbol): New function.
7337 (Symbol_table::add_from_object): Handle --wrap.
7338 * symtab.h (class Symbol_table): Declare wrap_symbol.
7339 * target.h (Target::wrap_char): New function.
7340 (Target::Target_info): Add wrap_char field.
7341 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7342 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7343 * testsuite/testfile.cc (Target_test::test_target_info):
7346 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7349 * layout.h (class Layout): Add added_eh_frame_data_ field.
7350 * layout.cc (Layout::Layout): Initialize new field.
7351 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7352 output section until we find a section we merged successfully.
7353 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7354 that the size be non-zero.
7356 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7359 2008-04-08 Craig Silverstein <csilvers@google.com>
7361 * configure.ac: Export new conditional variable HAVE_ZLIB.
7362 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7364 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7365 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7367 2008-04-07 Ian Lance Taylor <iant@google.com>
7369 * version.cc (version_string): Set to "1.5".
7371 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7372 Add issued_non_pic_error_ field. Declare check_non_pic.
7373 (Target_x86_64::Scan::check_non_pic): New function.
7374 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7375 (Target_x86_64::Scan::global): Likewise.
7377 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7378 addend parameter. Change caller. Handle merge sections.
7379 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7380 Address to Addend. Don't add in the result of
7381 local_section_offset, pass down the addend and use the returned
7383 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7384 Update declarations of local_section_offset and symbol_value.
7385 * testsuite/two_file_test_1.cc (t18): New function.
7386 * testsuite/two_file_test_2.cc (f18): New function.
7387 * testsuite/two_file_test_main.cc (main): Call t18.
7388 * testsuite/two_file_test.h (t18, f18): Declare.
7390 * configure.ac: Don't test for objdump, c++filt, or readelf.
7391 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7393 (TEST_READELF): New variable.
7394 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7395 (check_PROGRAMS): Add two_file_strip_test.
7396 (two_file_strip_test): New target.
7397 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7398 (two_file_same_shared_strip_test_SOURCES): New variable.
7399 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7400 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7401 (two_file_same_shared_strip_test_LDADD): New variable.
7402 (two_file_shared_strip.so): New target.
7403 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7404 (ver_test_5.syms, ver_test_7.syms): Likewise.
7405 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7406 (strip_test_3.stdout): Use TEST_OBJDUMP.
7407 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7409 2008-04-04 Cary Coutant <ccoutant@google.com>
7411 * symtab.h (Symbol::is_weak_undefined): New function.
7412 (Symbol::is_strong_undefined): New function.
7413 (Symbol::is_absolute): New function.
7414 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7415 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7417 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7418 (weak_undef_test): New target.
7419 * testsuite/Makefile.in: Rebuild.
7420 * testsuite/weak_undef_file1.cc: New file.
7421 * testsuite/weak_undef_file2.cc: New file.
7422 * testsuite/weak_undef_test.cc: New file.
7424 2008-04-03 Craig Silverstein <csilvers@google.com>
7426 * compressed_output.h (class Output_compressed_section): Use
7428 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7430 (zlib_compressed_suffix): Removed.
7431 (Output_compressed_section::set_final_data_size): Use unsigned
7433 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7434 Fix linker invocation.
7435 (flagstest_o_specialfile_and_compress_debug_sections):
7437 * testsuite/Makefile.in: Regenerated.
7439 2008-04-02 David S. Miller <davem@davemloft.net>
7441 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7442 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7444 2008-04-02 Craig Silverstein <csilvers@google.com>
7448 2008-04-02 Ian Lance Taylor <iant@google.com>
7450 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7451 parameters. Update for new key type to views_. Change all
7453 (File_read::read): Adjust for byteshift in returned view.
7454 (File_read::add_view): New function, broken out of
7456 (File_read::make_view): New function, broken out of
7458 (File_read::find_or_make_view): Add offset and aligned
7459 parameters. Rewrite accordingly. Change all callers.
7460 (File_read::get_view): Add offset and aligned parameters. Adjust
7461 for byteshift in return value.
7462 (File_read::get_lasting_view): Likewise.
7463 * fileread.h (class File_read): Update declarations.
7464 (class File_read::View): Add byteshift_ field. Add byteshift to
7465 constructor. Add byteshift method.
7466 * archive.h (Archive::clear_uncached_views): New function.
7467 (Archive::get_view): Add aligned parameter. Change all callers.
7468 * object.h (Object::get_view): Add aligned parameter. Change all
7470 (Object::get_lasting_view): Likewise.
7472 * fileread.cc (File_read::release): Don't call clear_views if
7473 there are multiple objects.
7474 * fileread.h (File_read::clear_uncached_views): New function.
7475 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7478 2008-03-31 Cary Coutant <ccoutant@google.com>
7480 Add thin archive support.
7481 * archive.cc (Archive::armagt): New const.
7482 (Archive::setup): Remove task parameter and calls to unlock.
7483 (Archive::unlock_nested_archives): New function.
7484 (Archive::read_header): Add nested_off parameter. Change
7486 (Archive::interpret_header): Likewise.
7487 (Archive::include_all_members): Change to handle thin
7489 (Archive::include_member): Likewise.
7490 * archive.h (Archive::Archive): Add new parameters and
7492 (Archive::armagt): New const.
7493 (Archive::setup): Remove task parameter.
7494 (Archive::unlock_nested_archives): New function.
7495 (Archive::read_header): Add nested_off parameter.
7496 (Archive::interpret_header): Likewise.
7497 (Archive::Nested_archive_table): New typedef.
7498 (Archive::is_thin_archive_): New field.
7499 (Archive::nested_archives_): New field.
7500 (Archive::options_): New field.
7501 (Archive::dirpath_): New field.
7502 (Archive::task_): New field.
7503 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7504 for thin archives. Pass additional parameters to
7505 Archive::Archive. Unlock the archive file after calling
7508 2008-03-29 Ian Lance Taylor <iant@google.com>
7510 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7511 version symbol to be local.
7512 * testsuite/ver_test_4.sh: New file.
7513 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7514 (check_DATA): Add ver_test_4.syms.
7515 (ver_test_4.syms): New target.
7516 * testsuite/Makefile.in: Rebuild.
7519 (Output_section::Input_section_sort_entry::has_priority): New
7521 (Output_section::Input_section_sort_entry::match_file_name): New
7523 (Output_section::Input_section_sort_entry::match_section_name):
7525 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7527 (Output_section::Input_section_sort_entry::match_section_file):
7529 (Output_section::Input_section_sort_compare::operator()): Rewrite
7530 using new Input_section_sort_entry functions. Sort crtbegin and
7531 crtend first. Sort sections with no priority before sections with
7533 * testsuite/initpri1.c (d3): Check j != 4.
7534 (cd5): New constructor/destructor function.
7535 (main): Check j != 2.
7537 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7538 new symbol when resolving, don't call set_is_default.
7539 * testsuite/ver_test_7.cc: New file.
7540 * testsuite/ver_test_7.sh: New file.
7541 * testsuite/Makefile.am (ver_test_7.so): New target.
7542 (ver_test_7.o): New target.
7543 (check_SCRIPTS): Add ver_test_7.sh.
7544 (check_DATA): Add ver_test_7.syms.
7545 (ver_test_7.syms): New target.
7547 2008-03-28 Ian Lance Taylor <iant@google.com>
7549 * layout.cc (Layout::layout): If we see an input section with a
7550 name that needs sorting, set the must_sort flag for the output
7552 (Layout::make_output_section): If the name of the output section
7553 indicates that it might require sorting, set the may_sort flag.
7554 * output.h (Output_section::may_sort_attached_input_sections): New
7556 (Output_section::set_may_sort_attached_input_sections): New
7558 (Output_section::must_sort_attached_input_sections): New
7560 (Output_section::set_must_sort_attached_input_sections): New
7562 (class Output_section): Declare Input_section_sort_entry. Define
7563 Input_section_sort_compare. Declare
7564 sort_attached_input_sections. Add new fields:
7565 may_sort_attached_input_sections_,
7566 must_sort_attached_input_sections_,
7567 attached_input_sections_are_sorted_.
7568 * output.cc (Output_section::Output_section): Initialize new
7570 (Output_section::add_input_section): Add an entry to
7571 input_sections_ if may_sort or must_sort are true.
7572 (Output_section::set_final_data_size): Call
7573 sort_attached_input_sections if necessary.
7574 (Output_section::Input_section_sort_entry): Define new class.
7575 (Output_section::Input_section_sort_compare::operator()): New
7577 (Output_section::sort_attached_input_sections): New function.
7578 * configure.ac: Check whether the compiler supports constructor
7579 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7580 * testsuite/initpri1.c: New file.
7581 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7582 CONSTRUCTOR_PRIORITY.
7583 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7584 (initpri1_LDFLAGS): New variable.
7585 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7587 2008-03-27 Ian Lance Taylor <iant@google.com>
7589 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7590 * testsuite/common_test_1.c: New file.
7591 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7592 (common_test_1_SOURCES): New variable.
7593 (common_test_1_DEPENDENCIES): New variable.
7594 (common_test_1_LDFLAGS): New variable.
7596 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7597 and commons_ correctly when NAME/VERSION does not override
7599 * testsuite/ver_test_6.c: New file.
7600 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7601 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7602 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7604 2008-03-26 Ian Lance Taylor <iant@google.com>
7606 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7607 of an undefined symbol from a version script.
7608 * testsuite/Makefile.am (ver_test_5.so): New target.
7609 (ver_test_5.o): New target.
7610 (check_SCRIPTS): Add ver_test_5.sh.
7611 (check_DATA): Add ver_test_5.syms.
7612 (ver_test_5.syms): New target.
7613 * testsuite/ver_test_5.cc: New file.
7614 * testsuite/ver_test_5.script: New file.
7615 * testsuite/ver_test_5.sh: New file.
7616 * Makefile.in, testsuite/Makefile.in: Rebuild.
7619 Fix problems building gold with gcc 4.3.0.
7620 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7621 (gold_error_at_location, gold_warning_at_location): Use it.
7622 * configure.ac: Check whether we can compile and use a template
7623 function with a printf attribute.
7624 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7625 when jumping over bytes.
7626 * object.cc: Instantiate Object::read_section_data.
7627 * debug.h: Include <cstring>
7628 * dwarf_reader.cc: Include <algorithm>
7629 * main.cc: Include <cstring>.
7630 * options.cc: Include <cstring>.
7631 * output.cc: Include <cstring>.
7632 * script.cc: Include <cstring>.
7633 * script.h: Include <string>.
7634 * symtab.cc: Include <cstring> and <algorithm>.
7635 * target-select.cc: Include <cstring>.
7636 * version.cc: Include <string>.
7637 * testsuite/testmain.cc: Include <cstdlib>.
7638 * configure, config.in: Rebuild.
7640 2008-03-25 Ian Lance Taylor <iant@google.com>
7642 * options.cc: Include "../bfd/bfdver.h".
7643 (options::help): Print bug reporting address.
7645 * version.cc (print_version): Adjust output for current value of
7650 * options.cc (options::help): Print list of supported targets.
7651 * target-select.h: Include <vector>.
7652 (class Target_selector): Make machine_, size_, and is_big_endian_
7653 fields const. Add bfd_name_ and instantiated_target_ fields.
7654 (Target_selector::Target_selector): Add bfd_name parameter.
7655 (Target_selector::recognize): Make non-virtual, call
7657 (Target_selector::recognize_by_name): Make non-virtual, call
7658 do_recognize_by_name.
7659 (Target_selector::supported_names): New function.
7660 (Target_selector::bfd_name): New function.
7661 (Target_selector::do_instantiate_target): New pure virtual
7663 (Target_selector::do_recognize): New virtual function.
7664 (Target_selector::do_recognize_by_name): New virtual function.
7665 (Target_selector::instantiate_target): New private function.
7666 (supported_target_names): Declare.
7667 * target-select.cc (Target_selector::Target_selector): Update for
7668 new parameter and fields.
7669 (select_target_by_name): Check that the name matches before
7670 calling recognize_by_name.
7671 (supported_target_names): New function.
7672 * i386.cc (class Target_selector_i386): Update Target_selector
7673 constructor call. Remove recognize and recognize_by_name. Add
7674 do_instantiate_target.
7675 * x86_64.cc (class Target_selector_x86_64): Likewise.
7676 * testsuite/testfile.cc (class Target_selector_test): Update for
7677 changes to Target_selector.
7679 * README: Rewrite, with some notes on unsupported features.
7681 2008-03-24 Cary Coutant <ccoutant@google.com>
7683 * i386.cc (Target_i386::Got_type): New enum declaration.
7684 (Target_i386::Scan::local): Updated callers of Output_data_got
7686 (Target_i386::Scan::global): Likewise.
7687 (Target_i386::Relocate::relocate): Likewise.
7688 (Target_i386::Relocate::relocate_tls): Likewise.
7689 * object.h (Got_offset_list): New class.
7690 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7691 (Sized_relobj::local_got_offset): Likewise.
7692 (Sized_relobj::set_local_got_offset): Likewise.
7693 (Sized_relobj::local_has_tls_got_offset): Removed.
7694 (Sized_relobj::local_tls_got_offset): Removed.
7695 (Sized_relobj::set_local_tls_got_offset): Removed.
7696 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7697 * output.cc (Output_data_got::add_global): Added got_type parameter.
7698 (Output_data_got::add_global_with_rel): Likewise.
7699 (Output_data_got::add_global_with_rela): Likewise.
7700 (Output_data_got::add_global_pair_with_rel): New function.
7701 (Output_data_got::add_global_pair_with_rela): New function.
7702 (Output_data_got::add_local): Added got_type parameter.
7703 (Output_data_got::add_local_with_rel): Likewise.
7704 (Output_data_got::add_local_with_rela): Likewise.
7705 (Output_data_got::add_local_pair_with_rel): New function.
7706 (Output_data_got::add_local_pair_with_rela): New function.
7707 (Output_data_got::add_global_tls): Removed.
7708 (Output_data_got::add_global_tls_with_rel): Removed.
7709 (Output_data_got::add_global_tls_with_rela): Removed.
7710 (Output_data_got::add_local_tls): Removed.
7711 (Output_data_got::add_local_tls_with_rel): Removed.
7712 (Output_data_got::add_local_tls_with_rela): Removed.
7713 * output.h (Output_data_got::add_global): Added got_type parameter.
7714 (Output_data_got::add_global_with_rel): Likewise.
7715 (Output_data_got::add_global_with_rela): Likewise.
7716 (Output_data_got::add_global_pair_with_rel): New function.
7717 (Output_data_got::add_global_pair_with_rela): New function.
7718 (Output_data_got::add_local): Added got_type parameter.
7719 (Output_data_got::add_local_with_rel): Likewise.
7720 (Output_data_got::add_local_with_rela): Likewise.
7721 (Output_data_got::add_local_pair_with_rel): New function.
7722 (Output_data_got::add_local_pair_with_rela): New function.
7723 (Output_data_got::add_global_tls): Removed.
7724 (Output_data_got::add_global_tls_with_rel): Removed.
7725 (Output_data_got::add_global_tls_with_rela): Removed.
7726 (Output_data_got::add_local_tls): Removed.
7727 (Output_data_got::add_local_tls_with_rel): Removed.
7728 (Output_data_got::add_local_tls_with_rela): Removed.
7729 * resolve.cc (Symbol::override_base_with_special): Removed
7730 reference to has_got_offset_ field.
7731 * symtab.cc (Symbol::init_fields): Replaced initialization
7732 of got_offset_ with got_offsets_. Removed initialization
7734 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7735 (Symbol::got_offset): Likewise.
7736 (Symbol::set_got_offset): Likewise.
7737 (Symbol::has_tls_got_offset): Removed.
7738 (Symbol::tls_got_offset): Removed.
7739 (Symbol::set_tls_got_offset): Removed.
7740 (Symbol::got_offset_): Removed.
7741 (Symbol::tls_mod_got_offset_): Removed.
7742 (Symbol::tls_pair_got_offset_): Removed.
7743 (Symbol::got_offsets_): New field.
7744 (Symbol::has_got_offset): Removed.
7745 (Symbol::has_tls_mod_got_offset): Removed.
7746 (Symbol::has_tls_pair_got_offset): Removed.
7747 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7748 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7750 (Target_x86_64::Scan::global): Likewise.
7751 (Target_x86_64::Relocate::relocate): Likewise.
7752 (Target_x86_64::Relocate::relocate_tls): Likewise.
7754 2008-03-25 Ben Elliston <bje@au.ibm.com>
7756 * yyscript.y: Fix spelling error in comment.
7758 2008-03-24 Ian Lance Taylor <iant@google.com>
7760 * options.h (class General_options): Define build_id option.
7761 * layout.h (class Layout): Declare write_build_id, create_note,
7762 create_build_id. Add build_id_note_ member.
7763 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7764 "libiberty.h", "md5.h", "sha1.h".
7765 (Layout::Layout): Initialize eh_frame_data_,
7766 eh_frame_hdr_section_, and build_id_note_.
7767 (Layout::finalize): Call create_build_id.
7768 (Layout::create_note): New function, broken out of
7769 Layout::create_gold_note.
7770 (Layout::create_gold_note): Call create_note.
7771 (Layout::create_build_id): New function.
7772 (Layout::write_build_id): New function.
7773 (Close_task_runner::run): Call write_build_id.
7775 * x86_64.cc: Correct license to GPLv3.
7777 2008-03-23 Ian Lance Taylor <iant@google.com>
7779 * options.cc: Include "demangle.h".
7780 (parse_optional_string): New function.
7781 (parse_long_option): Handle takes_optional_argument.
7782 (parse_short_option): Update dash_z initializer. Handle
7783 takes_optional_argument.
7784 (General_options::General_options): Initialize do_demangle_.
7785 (General_options::finalize): Set do_demangle_. Handle demangling
7787 * options.h (parse_optional_string): Declare.
7788 (struct One_option): Add optional_arg field. Update constructor.
7789 Update call constructor calls. Add takes_optional_argument
7791 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7792 (DEFINE_optional_string): Define.
7793 (General_options::demangle): Change from DEFINE_bool to
7794 DEFINE_optional_string.
7795 (General_options::no_demangle): New function.
7796 (General_options::do_demangle): New function.
7797 (General_options::set_do_demangle): New function.
7798 (General_options::execstack_status_): Move definition to end of
7800 (General_options::static_): Likewise.
7801 (General_options::do_demangle_): New field.
7802 * object.cc (big_endian>::get_symbol_location_info): Call
7803 Options::do_demangle, not Options::demangle.
7804 * symtab.cc (demangle): Likewise.
7806 2008-03-22 Ian Lance Taylor <iant@google.com>
7808 * gold.h: Include <cstddef> and <sys/types.h>
7809 * options.h: Include <cstring>.
7811 2008-03-21 Ian Lance Taylor <iant@google.com>
7813 * Added source code to GNU binutils.
projects / binutils-gdb.git / blob