1 2010-05-26 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_scan_relocatable_relocs): New class.
4 (Target_arm::relocate_special_relocatable): New method.
5 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6 (Arm_relocate_functions::thumb_branch_common): Same.
7 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
8 instead of Default_scan_relocatable_relocs.
9 * target-reloc.h (relocate_for_relocatable): Let target handle
10 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
11 * target.h (Sized_target::relocate_special_relocatable): New method.
13 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
15 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
17 2010-05-23 Doug Kwan <dougkwan@google.com>
19 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
21 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
22 with a direct branch, not a conditional branch, to a stub.
23 * merge.cc (Output_merge_base::record_input_section): New method
25 (Output_merge_data::do_add_input_section): Record input section if
26 keeps-input-sections flag is set.
27 (Output_merge_string::do_add_input_section): Ditto.
28 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
29 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
31 (Output_merge_base::keeps_input_sections,
32 Output_merge_base::set_keeps_input_sections,
33 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
35 (Output_merge_base::Input_sections): New type declaration.
36 (Output_merge_base::input_sections_begin,
37 Output_merge_base::input_sections_end,
38 Output_merge_base::do_set_keeps_input_sections): New method definitions.
39 (Output_merge_base::bool keeps_input_sections_,
40 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
41 Output_merge_base::input_sections_): New data members.
42 (Output_merge_data::do_set_keeps_input_sections): New method
44 (Output_merge_string::do_set_keeps_input_sections): Ditto.
45 * output.cc (Output_section::Input_section::relobj): Move method
46 defintion from class declaration to here and handle merge sections.
47 (Output_section::Input_section::shndx): Ditto.
48 (Output_section::Output_section): Remove initializations of removed
49 data members and initialize new data member LOOKUP_MAPS_.
50 (Output_section::add_input_section): Set keeps-input-sections flag
51 for a newly created merge output section as appropriate. Adjust code
52 to use Output_section_lookup_maps class.
53 (Output_section::add_relaxed_input_section): Adjst code for lookup
54 maps code refactoring.
55 (Output_section::add_merge_input_section): Add a new parameter
56 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
57 class. If adding input section to a newly created merge output
58 section fails, remove the new merge section.
59 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
60 Adjust code for use of the Output_section_lookup_maps class.
61 (Output_section::find_merge_section): Ditto.
62 (Output_section::build_lookup_maps): New method defintion.
63 (Output_section::find_relaxed_input_section): Adjust code to use
64 Output_section_lookup_maps class.
65 (Output_section::get_input_sections): Export merge sections. Adjust
66 code to use Output_section_lookup_maps class.
67 (Output_section:::add_script_input_section): Adjust code to use
68 Output_section_lookup_maps class. Update lookup maps for merge
70 (Output_section::discard_states): Use Output_section_lookup_maps.
71 (Output_section::restore_states): Same.
72 * output.h (Merge_section_properties): Move class defintion out of
74 (Output_section_lookup_maps): New class.
75 (Output_section::Input_section::is_merge_section): New method
77 (Output_section::Input_section::relobj): Move defintion out of class
78 defintion. Declare method only.
79 (Output_section::Input_section::shndx): Ditto.
80 (Output_section::Input_section::output_merge_base): New method defintion.
81 (Output_section::Input_section::u2_.pomb): New union field.
82 (Output_section::Merge_section_by_properties_map,
83 Output_section::Output_section_data_by_input_section_map,
84 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
86 (Output_section::add_merge_input_section): Add new parameter
88 (Output_section::build_lookup_maps): New method declaration.
89 (Output_section::merge_section_map_,
90 Output_section::merge_section_by_properties_map_,
91 Output_section::relaxed_input_section_map_,
92 Output_section::is_relaxed_input_section_map_valid_): Remove data
94 (Output_section::lookup_maps_): New data member.
96 2010-05-21 Doug Kwan <dougkwan@google.com>
99 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
100 avoid a compilation error.
102 2010-05-19 Rafael Espindola <espindola@google.com>
104 * script-sections.cc (Output_section_definition::allocate_to_segment):
105 Update the phdrs_list even when the output section is NULL.
106 * testsuite/Makefile.am: Add test.
107 * testsuite/Makefile.in: Regenerate.
108 * testsuite/script_test_9.cc: New.
109 * testsuite/script_test_9.sh: New.
110 * testsuite/script_test_9.t: New.
112 2010-05-19 Doug Kwan <dougkwan@google.com>
114 * arm.cc (Arm_input_section::original_size): New method.
115 (Arm_input_section::do_addralign): Add a cast.
116 (Arm_input_section::do_output_offset): Remove static cast.
117 (Arm_input_section::original_addralign,
118 Arm_input_section::original_size_): Change type to uint32_t.
119 (Arm_input_section::init): Add safe casts for section alignment
121 (Arm_input_section::set_final_data_size): Do not set address and
122 offset of stub table.
123 (Arm_output_section::fix_exidx_coverage): Change use of of
124 Output_section::Simple_input_section to that of
125 Output_section::Input_section.
126 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
127 except for the first pass.
128 * output.cc (Output_section::get_input_sections): Change type of
129 input_sections to std::list<Input_section>.
130 (Output_section::add_script_input_section): Rename from
131 Output_section::add_simple_input_section. Change type of SIS
132 parameter from Simple_input_section to Input_section.
133 * output.h (Output_section::Simple_input_section): Remove class.
134 (Output_section::Input_section): Change class visibility to public.
135 (Output_section::Input_section::addralign): Use stored alignments
136 for special input sections if set.
137 (Output_section::Input_section::set_addralign): New method.
138 (Output_section::get_input_sections): Change parameter type from
139 list of Simple_input_section to list of Input_section.
140 (Output_section::add_script_input_section): Rename from
141 Output_section::add_simple_input_section. Change first parameter's
142 type from Simple_input_section to Input_section and remove the
143 second and third parameters.
144 * script-sections.cc (Input_section::Input_section_list): Change
145 type to list of Output_section::Input_section/
146 (Input_section_info::Input_section_info): Change parameter type of
147 INPUT_SECTION to Output_section::Input_section.
148 (Input_section_info::input_section): Change return type.
149 (Input_section_info::input_section_): Change type to
150 Output_section::Input_section.
151 (Output_section_element_input::set_section_addresses): Adjust code
152 to use Output_section::Input_section instead of
153 Output_section::Simple_input_section. Adjust code for renaming
154 of Output_section::add_simple_input_section.
155 (Orphan_output_section::set_section_addresses): Ditto.
157 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
159 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
160 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
162 2010-05-18 Rafael Espindola <espindola@google.com>
164 * options.cc (General_options::finalize): Handle -nostdlib.
165 * options.h (nostdlib): New option.
166 * script.cc (script_add_search_dir): Handle -nostdlib.
168 2010-05-12 Doug Kwan <dougkwan@google.com>
170 * arm.cc (Target_arm::do_finalize_sections): Create an empty
171 attributes section only if there no attributes section after merging.
172 (Target_arm::merge_object_attributes): Move value of
173 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
174 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
175 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
176 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
177 and arm_attr_merge_7.stdout.
178 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
179 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
180 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
181 arm_attr_merge_7b.o): New rules.
182 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
184 * testsuite/Makefile.in: Regenerate.
185 * testsuite/arm_attr_merge.sh: New file.
186 * testsuite/arm_attr_merge_[67][ab].s: Same.
188 2010-05-05 Nick Clifton <nickc@redhat.com>
190 * po/es.po: Updated Spanish translation.
192 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
194 * Makefile.am (install-exec-local): Properly install gold as
195 default cross linker.
196 * Makefile.in: Regenerated.
198 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
199 Nick Clifton <nickc@redhat.com>
201 * configure.ac (install_as_default): Define and set to false
202 unless --enable-gold or --enable-gold=both/gold has been
204 * configure: Regenerate.
206 * Makefile.am (install-exec-local): Install the executable as
207 'ld.gold'. If install_as_default is true then also install it as
209 * Makefile.in: Regenerated.
211 2010-04-24 Ian Lance Taylor <iant@google.com>
213 * layout.cc (Layout::layout_reloc): In relocatable link don't
214 combine reloc sections for grouped sections.
216 2010-04-23 Sriraman Tallam <tmsriram@google.com>
218 * gc.h (gc_process_relocs): Pass information on relocs pointing to
219 sections that are not ordinary to icf.
220 * icf.cc (get_section_contents): Handle relocation pointing to section
221 with no object or shndx information.
222 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
223 * testsuite/Makefile.in: Regenerate.
224 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
225 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
227 2010-04-22 Ian Lance Taylor <iant@google.com>
229 * expression.cc (Expression::Expression_eval_info): Add
230 result_alignment_pointer field.
231 (Expression::eval_with_dot): Add result_alignment_pointer
232 parameter. Change all callers.
233 (Expression::eval_maybe_dot): Likewise.
234 (class Binary_expression): Add alignment_pointer parameter to
235 left_value and right_value. Change all callers.
236 (BINARY_EXPRESSION): Set result alignment.
237 (class Trinary_expression): Add alignment_pointer parameter to
238 arg2_value and arg3_value. Change all callers.
239 (Trinary_cond::value): Set result alignment.
240 (Max_expression::value, Min_expression::value): Likewise.
241 (Align_expression::value): Likewise.
242 * script-sections.cc (class Sections_element): Add dot_alignment
243 parameter to set_section_addresses virtual function. Update
245 (class Output_section_element): Likewise.
246 (Script_sections::create_segments): Add dot_alignment parameter.
248 (Script_sections::create_segments_from_phdrs_clause): Likewise.
249 (Script_sections::set_phdrs_clause_addresses): Likewise.
250 * script-sections.h: Update declarations.
251 * script.h: Update declarations.
252 * output.h (Output_segment::set_minimum_p_align): Don't decrease
254 * testsuite/script_test_3.t: Set large alignment.
255 * testsuite/script_test_3.sh: Make sure that at least one LOAD
256 segment has expected alignment.
258 2010-04-22 Nick Clifton <nickc@redhat.com>
260 * po/gold.pot: Updated by the Translation project.
261 * po/vi.po: Updated Vietnamese translation.
263 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
265 * testsuite/Makefile.am (check_PROGRAMS): Add
266 icf_virtual_function_folding_test.
267 * testsuite/Makefile.in: Regenerated.
269 2010-04-15 Andrew Haley <aph@redhat.com>
271 * options.h (merge_exidx_entries): New option.
272 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
273 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
274 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
275 (Target_arm::merge_exidx_entries): New function.
276 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
277 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
278 to Arm_exidx_fixup constructor.
279 Add new arg, merge_exidx_entries.
280 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
281 Arm_output_section::fix_exidx_coverage.
283 2010-04-18 Sriraman Tallam <tmsriram@google.com>
285 * icf.cc (get_section_contents): Check for preemptible functions.
286 Ignore addend when appropriate.
287 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
289 (add_from_relobj): Check for section folded.
290 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
291 * symtab.h (should_add_dynsym_entry): Add new parameter.
292 * target-reloc.h (scan_relocs): Check for section folded.
293 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
294 Check reloc types for function pointers in shared objects.
295 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
297 (icf_preemptible_functions_test): New test case.
298 (icf_string_merge_test): New test case.
299 * testsuite.Makefile.in: Regenerate.
300 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
301 bar_glob. Refactor code.
302 * testsuite/icf_preemptible_functions_test.cc: New file.
303 * testsuite/icf_preemptible_functions_test.sh: New file.
304 * testsuite/icf_string_merge_test.cc: New file.
305 * testsuite/icf_string_merge_test.sh: New file.
306 * testsuite/icf_virtual_function_folding_test.cc: New file.
307 * testsuite/icf_virtual_function_folding_test.sh: New file.
309 2010-04-14 Doug Kwan <dougkwan@google.com>
311 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
312 for local symbol recounting if we remove a section due to ICF.
313 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
314 there are no regular objects in input.
316 2010-04-13 Doug Kwan <dougkwan@google.com>
318 * arm.cc (Arm_input_section::set_final_data_size): Compute
319 accurate final data size instead of using current data size.
321 2010-04-09 Doug Kwan <dougkwan@google.com>
323 * layout.cc (Layout::choose_output_section): Handle script section
325 (Layout::make_output_section_for_script): Add section type parameter.
326 Handle script section types.
327 * layout.h (Layout::make_output_section_for_script): Add section
329 * output.cc (Output_section::Output_section): Initialize data member
331 (Output_section::do_reset_address_and_file_offset): Do not set address
332 to 0 if section is a NOLOAD section.
333 * output.h (Output_section::is_noload): New method.
334 (Output_section::set_is_noload): Ditto.
335 (Output_section::is_noload_): New data member.
336 * script-c.h (Script_section_type): New enum type.
337 (struct Parser_output_section_header): Add new file section_type.
338 * script-sections.cc (Sections_element::output_section_name): Add
339 parameter for returning script section type.
340 (Output_section_definition::output_section_name): Ditto.
341 (Output_section_definition::section_type)P; New method.
342 (Output_section_definiton::script_section_type_name): Ditto.
343 (Output_section_definition::script_section_type_): New data member.
344 (Output_section_definition::Output_section_definition): Initialize
345 data member Output_section_definition::script_section_type_.
346 (Output_section_definition::create_sections): Pass script section type
347 to Layout::make_output_section_for_script.
348 (Output_section_definition::output_section_name): Return script
349 section type to caller.
350 (Output_section_definition::set_section_address): Do not advance
351 dot value and load address if section type is NOLOAD. Set address
352 of NOLOAD sections regardless of section flags.
353 (Output_section_definition::print): Print section type if it is
354 not SCRIPT_SECTION_TYPE_NONE.
355 (Output_section_definition::section_type): New method.
356 (Output_section_definition::script_section_type_name): Ditto.
357 (Script_sections::output_section_name): Add new parameter
358 PSECTION_TYPE for returning script section type. Pass it to
359 section elements. Handle discard sections.
360 (Sort_output_sections::operator()): Handle NOLOAD sections.
361 * script-sections.h (Script_sections::Section_type): New enum type.
362 (Script_sections::output_section_name): Add a new parameter for
363 returning script section type.
364 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
366 * yyscript.y (union): Add new field SECTION_TYPE.
367 (COPY, DSECT, INFO, NOLOAD): New tokens.
368 (opt_address_and_section_type): Change type to output_section_header.
369 (section_type): New non-terminal
370 (section_header): Handle section type.
371 (opt_address_and_section_type): Return section type value.
373 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
375 * testsuite/plugin_common_test_1.c (foo): Add prototype.
376 * testsuite/plugin_common_test_2.c (foo): Likewise.
378 2010-04-08 Doug Kwan <dougkwan@google.com>
380 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
382 * output.cc (Output_section::add_merge_input_section): Simplify
383 code and return status of Output_merge_base::add_input_section.
384 Update merge section map only if Output_merge_base::add_input_section
387 2010-04-07 Doug Kwan <dougkwan@google.com>
389 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
390 if section is marked as containing instructions but has no mapping
392 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
393 correct section index.
394 (Arm_relobj::find_linked_text_section): Ditto.
396 2010-04-07 Cary Coutant <ccoutant@google.com>
398 * archive.cc (include_member): Destroy Read_symbols_data object before
400 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
401 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
402 (Read_symbols_data::~Read_symbols_data) New destructor.
403 (Section_relocs::Section_relocs) New constructor.
404 (Section_relocs::~Section_relocs) New destructor.
405 (Read_relocs_data::Read_relocs_data) New constructor.
406 (Read_relocs_data::~Read_relocs_data) New destructor.
407 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
408 pointers to NULL after deleting.
410 2010-04-07 Doug Kwan <dougkwan@google.com>
412 * arm.cc: Replace "endianity" with "endianness" in comments.
413 (Arm_exidx_cantunwind): Ditto.
414 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
415 (Arm_relobj::merge_flags_and_attributes): New method.
416 (Arm_relobj::merge_flags_and_attributes_): New data member.
417 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
418 (Arm_relobj::scan_sections_for_stubs): Ditto.
419 (Arm_relobj::do_read_symbols): Check to see if we really want to
420 merge processor-specific flags and attributes. Exit early if
421 an object is empty except for section names and the undefined symbol.
422 (Target_arm::do_finalize_sections): Move check for ELF format to
423 Arm_relobj::do_read_symbols. Merge processor specific flags and
424 attributes from a regular object only when we have determined that
425 it is aapropriate. Do not create an .ARM.attributes section in
426 output if there is no regular input object.
427 (Target_arm::merge_processor_specific_flags): Check
428 --warn-mismatch before printing any error.
429 (Target_arm::merge_object_attributes): Ditto.
430 * gold.cc (queue_middle_tasks): Handle the case in which there is
431 no regular object in input.
432 * options.cc (General_options::parse_EB): New method.
433 (General_options::parse_EL): Same.
434 (General_options::General_options): Initialize endianness_.
435 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
437 (General_options::Endianness): New enum.
438 (General_options::endianness): New method.
439 (General_options::endianness_): New data member.
440 * parameters.cc (Parameters::set_options): Check target endianness.
441 (Parameters::set_target_once): Ditto.
442 (Parameters::check_target_endianness): New method.
443 (parameters_force_valid_target): If either -EL or -EB is specified,
444 use it to define endianness of default target.
445 * parameters.h (Parameters::check_target_endianness): New method
447 * target.h (class Target): Change "endianity" to "endianness"
450 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
452 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
453 * configure: Regenerate.
454 * Makefile.in: Regenerate.
455 * testsuite/Makefile.in: Regenerate.
457 2010-04-06 Cary Coutant <ccoutant@google.com>
460 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
461 prevailing definitions of common symbols.
462 * testsuite/plugin_test_6.sh: New test case.
463 * testsuite/plugin_common_test_1.c: New test case.
464 * testsuite/plugin_common_test_2.c: New test case.
465 * testsuite/Makefile.am (plugin_test_6): New test case.
466 * testsuite/Makefile.in: Regenerate.
468 2010-04-06 Nick Clifton <nickc@redhat.com>
470 * po/vi.po: New Vietnamese translation.
472 2010-03-30 Doug Kwan <dougkwan@google.com>
474 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
476 2010-03-25 Doug Kwan <dougkwan@google.com>
478 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
479 to avoid a conversion warning on a 32-bit host.
481 2010-03-24 Ian Lance Taylor <iant@google.com>
483 * testsuite/script_test_3.t: Add a TLS segment.
484 * testsuite/Makefile.am (check_PROGRAMS): Add
485 tls_phdrs_script_test.
486 (tls_phdrs_script_test_SOURCES): Define.
487 (tls_phdrs_script_test_DEPENDENCIES): Define.
488 (tls_phdrs_script_test_LDFLAGS): Define.
489 (tls_phdrs_script_test_LDADD): Define.
490 * testsuite/Makefile.in: Rebuild.
492 2010-03-23 Cary Coutant <ccoutant@google.com>
494 * fileread.cc (find_or_make_view): Fix comment.
496 2010-03-23 Ian Lance Taylor <iant@google.com>
498 * script-sections.cc (class Orphan_section_placement): Define
499 PLACE_TLS and PLACE_TLS_BSS.
500 (Orphan_section_placement::Orphan_section_placement): Initialize
502 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
503 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
504 (tls_script_test_SOURCES): Define.
505 (tls_script_test_DEPENDENCIES): Define.
506 (tls_script_test_LDFLAGS): Define.
507 (tls_script_test_LDADD): Define.
508 * testsuite/Makefile.in: Rebuild.
510 2010-03-22 Doug Kwan <dougkwan@google.com>
512 * arm.cc (Arm_relocate_functions::abs8,
513 Arm_relocate_functions::abs16): Use correct check for overflow
514 specified in the ARM ELF specs.
515 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
516 target of a BLX instruction specially.
517 (Reloc_stub::stub_type_for_reloc): Ditto.
518 (Relocate::relocate): Use symbolic names instead of numeric relocation
519 codes to report error.
520 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
522 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
523 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
524 thumb2_blx_out_of_range.stdout
525 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
526 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
527 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
528 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
529 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
530 thumb2_blx_in_range, thumb2_blx_in_range.o,
531 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
532 thumb2_blx_out_of_range.o): New rules.
533 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
534 thumb2_blx_in_range and thumb2_blx_out_of_range.
535 * testsuite/Makefile.in: Regenerate.
536 * arm_branch_in_range.sh: Add tests for THUMB BLX.
537 * testsuite/thumb_blx_in_range.s: New file.
538 * testsuite/thumb_blx_out_of_range.s: New file.
540 2010-03-22 Rafael Espindola <espindola@google.com>
542 * archive.cc (Should_include): Move to archive.h.
543 (should_include_member): Make it a member of Archive.
545 (Add_lib_group_symbols): New.
546 * archive.h: Include options.h.
547 (Archive_member): Moved from Archive.
548 (Should_include): Moved from archive.cc.
550 (Add_lib_group_symbols): New.
551 * dynobj.cc (do_should_include_member): New.
552 * dynobj.h (do_should_include_member): New.
553 * gold.cc (queue_initial_tasks): Update call to queue.
554 * main.cc (main): Print lib group stats.
555 * object.cc (do_should_include_member): New.
556 * object.h: Include archive.h.
557 (Object::should_include_member): New.
558 (Object::do_should_include_member): New.
559 (Sized_relobj::do_should_include_member): New.
560 * options.cc (General_options::parse_start_lib): New.
561 (General_options::parse_end_lib): New.
562 (Input_arguments::add_file): Handle lib groups.
563 (Input_arguments::start_group): Check we are not in a lib.
564 (Input_arguments::start_lib): New.
565 (Input_arguments::end_lib): New.
566 * options.h (General_options): Add start_lib and end_lib.
567 (Input_argument::lib_): New.
568 (Input_argument::lib): New.
569 (Input_argument::is_lib): New.
570 (Input_file_lib): New.
571 (Input_arguments::in_lib_): New.
572 (Input_arguments::in_lib): New.
573 (Input_arguments::start_lib): New.
574 (Input_arguments::end_lib_): New.
575 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
576 in unused members as preempted.
577 (Sized_pluginobj::do_should_include_member): New.
578 * plugin.h (Sized_pluginobj::do_should_include_member): New.
579 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
581 (Read_symbols::do_whole_lib_group): New.
582 (Read_symbols::do_lib_group): New.
583 (Read_symbols::do_read_symbols): Handle lib groups.
584 (Read_symbols::get_name): Handle lib groups.
585 * readsyms.h (Read_symbols): Add an archive member pointer.
586 (Read_symbols::do_whole_lib_group): New.
587 (Read_symbols::do_lib_group): New.
588 (Read_symbols::member_): New.
589 * script.cc (read_input_script): Update call to queue_soon.
591 2010-03-19 Doug Kwan <dougkwan@google.com>
593 * arm.cc (Stub_table::Stub_table): Initialize new data members
594 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
595 (Stub_table::add_reloc_stub): Assign stub offset and update
596 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
597 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
599 (Stub_table::update_data_size_and_addralign): Use
600 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
601 instead of going over all reloc stubs.
602 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
603 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
604 Stringpool_template::offset_ to size of Stringpool_char.
605 (Stringpool_template::new_key_offset): Remove code to initialize
606 Stringpool_template::offset_.
607 * stringpool.h (Stringpool_template::set_no_zero_null): Set
608 Stringpool_template::offset_ to zero.
610 2010-03-15 Doug Kwan <dougkwan@google.com>
612 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
614 (Stringpool_template::new_key_offset): New method.
615 (Stringpool_template::add_string): Assign offsets when adding new
617 (Stringpool_template::set_string_offsets): Do not set string offsets
619 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
621 (Chunked_vector::clear): Clear size_.
622 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
623 (Chunked_vector::size): Return size_.
624 (Chunked_vector::push_back): Use size_ to find insert position.
625 (Chunked_vector::size_): New data member.
626 (Stringpool_template::set_no_zero_null): Assert string set is empty.
627 (Stringpool_template::new_key_offset): New method declaration.
628 (Stringpool_template::offset_): New data member.
630 2010-03-15 Rafael Espindola <espindola@google.com>
632 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
633 Add_symbols' constructor.
634 * readsyms.h (Add_symbols): Remove the input_group member.
636 2010-03-10 Ian Lance Taylor <iant@google.com>
638 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
639 target to ask whether a reference to a symbol requires a stack
641 * target.h (Target::is_call_to_non_split): New function.
642 (Target::do_is_call_to_non_split): Declare virtual function.
643 * target.cc: Include "symtab.h".
644 (Target::do_is_call_to_non_split): New function.
645 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
647 2010-03-10 Cary Coutant <ccoutant@google.com>
649 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
650 (File_read::open[1]): Remove initial mapping of whole_file_view_.
651 (File_read::open[2]): Add whole_file_view_ to list of views.
652 (File_read::make_view): Remove test of whole_file_view_.
653 (File_read::find_or_make_view): Create whole_file_view_ if
655 (File_read::clear_views): Replace bool parameter with enum;
656 adjust all callers. Don't delete views with permanent data;
657 do delete cached views and views from archives if
658 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
659 if clearing the corresponding view.
660 * fileread.h (File_read::Clear_views_mode): New enum.
661 (File_read::View::is_permanent_view): New method.
662 (File_read::clear_views): Replace bool parameter
663 with enum; adjust all callers.
664 * options.h (General_options): Change keep_files_mapped option;
666 * readsyms.cc (Add_symbols::run): Delete sd_ object before
668 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
671 2010-03-10 David S. Miller <davem@davemloft.net>
673 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
675 2010-03-09 Sriraman Tallam <tmsriram@google.com>
677 * icf.cc (get_section_contents): Add '@' marker after processing the
680 2010-03-08 Doug Kwan <dougkwan@google.com>
682 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
683 due to a conversion warning.
684 (Arm_relobj::update_output_local_symbol_count): Check for local
685 symbol with unset output index.
687 2010-03-05 Ian Lance Taylor <iant@google.com>
689 * options.h (class General_options): Add --spare-dynamic-tags.
690 * output.cc (Output_data_dynamic::set_final_data_size): Implement
691 --spare-dynamic-tags.
693 2010-03-05 Ian Lance Taylor <iant@google.com>
695 * incremental.cc: Include "libiberty.h".
697 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
699 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
700 function, is_info_ member.
701 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
702 (Versions::Versions): Update caller.
703 (Versions::define_base_version): Likewise.
704 (Versions::add_def): Likewise.
706 2010-03-03 Sriraman Tallam <tmsriram@google.com>
708 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
709 (Scan::possible_function_pointer_reloc): New function.
710 (Scan::local_reloc_may_be_function_pointer): Change to call
711 possible_function_pointer_reloc.
712 (Scan::global_reloc_may_be_function_pointer): Ditto.
713 * icf.h (Icf::check_section_for_function_pointers): Change to reject
714 relocations in ".data.rel.ro._ZTV" section.
715 * testsuite/icf_safe_so_test.sh: Change to pass i386.
716 * testsuite/icf_safe_so_test.cc: Ditto.
717 * testsuite/icf_safe_test.cc: Ditto.
718 * testsuite/icf_safe_test.sh: Ditto.
720 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
721 Ian Lance Taylor <iant@google.com>
723 * target-reloc.h (relocate_section): Check the symbol table index
724 for -1U before setting the local symbol index.
725 (scan_relocatable_relocs): If copying the relocation, record that
726 the local symbol is required.
727 * object.h (Symbol_value::is_output_symtab_index_set): New
729 (Symbol_value::may_be_discarded_from_output_symtab): New
731 (Symbol_value::has_output_symtab_entry): New function.
732 (Symbol_value::needs_output_symtab_entry): Remove.
733 (Symbol_value::output_symtab_index): Make sure the symbol index is
735 (Symbol_value::set_output_symtab_index): Make sure the symbol
736 index is not set. Make sure the new index is valid.
737 (Symbol_value::set_must_have_output_symtab_entry): New function.
738 (Symbol_value::has_output_dynsym_entry): New function.
739 (Symbol_value::set_output_dynsym_index): Make sure the new index
741 (Sized_relobj::set_must_have_output_symtab_entry): New function.
742 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
743 local symbol if permitted.
744 (Sized_relobj::do_finalize_local_symbols): Call
745 is_output_symtab_index_set rather than needs_output_symtab_entry.
746 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
747 rather than needs_output_symtab_entry. Call
748 has_output_dynsym_entry rather than needs_output_dynsym_entry.
749 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
750 is_output_symtab_index_set rather than needs_output_symtab_entry.
751 * testsuite/discard_locals_relocatable_test.c: New file.
752 * testsuite/discard_locals_test.sh: Test -r.
753 * testsuite/Makefile.am (check_DATA): Add
754 discard_locals_relocatable_test1.syms,
755 discard_local_relocatable_test2.syms.
756 (MOSTLYCLEANFILES): Likewise. Also add
757 discard_locals_relocatable_test1.lout and
758 discard_locals_relocatable_test2.out.
759 (discard_locals_relocatable_test1.syms): New target.
760 (discard_locals_relocatable_test.o): New target.
761 (discard_locals_relocatable_test1.out): New target.
762 (discard_locals_relocatable_test2.syms): New target.
763 (discard_locals_relocatable_test2.out): New target.
764 (various): Add missing ../ld-new dependencies.
765 * testsuite/Makefile.in: Rebuild.
767 2010-03-03 Nick Clifton <nickc@redhat.com>
769 * po/fi.po: New Finnish translation.
771 2010-03-01 Doug Kwan <dougkwan@google.com>
773 * layout.cc (Layout::Layout): Force section types of .init_array*,
774 .preinit_array* and .fini_array* sections.
775 * output.cc (Output_section::Input_section_sort_entry::has_priority):
776 Fix check of return value of std::string::find.().
777 (Output_section::Input_section_sort_compare::operator()): Remove
778 comment about .init_array.
779 (Output_section::Input_section_sort_init_fini_compare::operator()):
781 (Output_section::sort_attached_input_sections): Handle .init_array
782 and .fini_array specially.
783 * output.h (Output_section::Inut_section_sort_compare): Update
785 (Output_section::Input_section_sort_init_fini_compare): New struct.
787 2010-02-26 Doug Kwan <dougkwan@google.com>
789 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
790 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
791 * testsuite/debug_msg.sh: Avoid matching source line number for
792 use of global variable undef_int.
794 2010-02-26 Doug Kwan <dougkwan@google.com>
796 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
797 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
798 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
799 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
800 * options.cc (General_options::General_options): Initialize member
802 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
803 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
804 and rm_no_fix_v4bx.stdout
805 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
806 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
807 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
808 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
810 * Makefile.in: Regenerate.
811 * testsuite/arm_fix_v4bx.s: New file.
812 * testsuite/arm_fix_v4bx.sh: Ditto.
814 2010-02-24 Doug Kwan <dougkwan@google.com>
816 * arm.cc (Target_arm::got_section): Make the .got section the first
817 non RELRO section in the data segment.
818 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
819 suffixes of section names.
821 2010-02-24 Doug Kwan <dougkwan@google.com>
823 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
824 flags and attributes merging if an input file is a binary file.
825 * fileread.cc (Input_file::open): Record format of original file.
826 * fileread.h (Input_file::Format): New enum type.
827 (Input_file::Input_file): Initialize data member format_.
828 (Input_file::format): New method definition.
829 (Input_file::format_):: New data member.
831 2010-02-24 Doug Kwan <dougkwan@google.com>
833 * arm.cc (Arm_output_data_got): New class.
834 (ARM_TCB_SIZE): New constant
835 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
836 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
837 If user uses a script with a SECTIONS clause, issue only a warning
838 for a misplaced EXIDX input section. Otherwise, issue an error.
839 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
841 (Target_arm::got_mode_index_entry): Handle static linking.
842 (Target_arm::Scan::local): Ditto.
843 (Target_arm::Scan::global): Ditto.
844 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
845 all incorrectly implemented relocations.
846 (Target_arm::fix_exidx_coverage): Pass layout to
847 Arm_output_section::fix_exidx_coverage.
848 * layout.cc (Layout::section_name_mapping): Remove trailing dots
849 from ".ARM.exidx." and ".ARM.extab.".
851 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
853 * arm.cc (Target_arm::do_finalize_sections): Create attribute
854 section if it does not already exist.
855 * attributes.cc (Attributes_section_data::Attributes_section_data):
856 Don't crash if size is zero.
858 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
859 Ian Lance Taylor <iant@google.com>
861 * gold.cc (queue_middle_tasks): If no input files were opened,
863 * workqueue.h (Task_function::Task_function): Assert that there is
866 2010-02-22 Doug Kwan <dougkwan@google.com>
868 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
869 * icf.cc (get_section_contents): Cast snprintf arguments to long long
870 types to avoid warnings due to different uint64_t implementations
873 2010-02-21 Doug Kwan <dougkwan@google.com>
875 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
876 handling of the maximum backward branch offset.
877 (Arm_relocate_functions::thumb_branch_common): Ditto.
878 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
879 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
880 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
881 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
882 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
883 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
884 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
885 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
886 thumb_bl_out_of_range thumb_bl_out_of_range.o,
887 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
888 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
889 thumb2_bl_out_of_range.o): New rules.
890 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
891 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
892 thumb2_bl_out_of_range
893 * testsuite/Makefile.in: Regenerate.
894 * testsuite/arm_bl_in_range.s: New file.
895 * testsuite/arm_bl_out_of_range.s: Ditto.
896 * testsuite/arm_branch_in_range.sh: Ditto.
897 * testsuite/arm_branch_range.t: Ditto.
898 * testsuite/thumb2_branch_range.t: Ditto.
899 * testsuite/thumb_bl_in_range.s: Ditto.
900 * testsuite/thumb_bl_out_of_range.s: Ditto.
901 * testsuite/thumb_branch_range.t: Ditto.
903 2010-02-20 Sriraman Tallam <tmsriram@google.com>
905 * gc.h (gc_process_relocs): Change vectors to point to the new list.
906 Add reloc offset information.
907 * icf.cc (get_section_contents): Change iterators to point to the new
908 vectors. Add reloc offset information to the contents.
909 * icf.h (Icf::Sections_reachable_info): New typedef.
910 (Icf::Sections_reachable_list): New typedef.
911 (Icf::Offset_info): New typedef.
912 (Icf::Reloc_info): New struct typedef.
913 (Icf::Reloc_info_list): New typedef.
914 (Icf::symbol_reloc_list): Delete method.
915 (Icf::addend_reloc_list): Delete method.
916 (Icf::section_reloc_list): Delete method.
917 (Icf::reloc_info_list): New method.
918 (Icf::reloc_info_list_): New member.
920 2010-02-19 Doug Kwan <dougkwan@google.com>
922 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
923 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
924 * arm.cc (Arm_relocation_functions): New forward declaration.
925 (Target_arm::Target_arm): Initialize new data members
926 got_mod_index_offset_ and tls_base_symbol_defined_.
927 (Target_arm::Relocate::relocate_tls): New method.
928 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
929 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
931 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
932 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
933 (Target_arm::got_mod_index_offset_,
934 Target_arm::tls_base_symbol_defined_): New data members.
935 (Target_arm::Scan::local, Target::Scan::global,
936 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
939 2010-02-18 Doug Kwan <dougkwan@google.com>
941 * arm.cc (Arm_relobj::find_linked_text_section): New method.
942 (Arm_relobj::make_exidx_input_section): Pass section index of linked
943 text section as a parameter becuase some broken tools may not set
944 the link in section header.
945 (Target_arm::has_got_section): New method.
946 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
947 without any mapping symbol as data only. Remove warning.
948 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
949 link in its section header, try to discover the link by inspecting the
950 REL31 relocation at the beginning of the section.
951 (Target_arm::Scan::check_non_pic): Report name of offending relocation
953 (Target_arm::Scan::global): Treat any reference to the symbol
954 _GLOBAL_OFFSET_TABLE_ as a GOT access.
956 2010-02-12 Sriraman Tallam <tmsriram@google.com>
958 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
959 (Scan::global_reloc_may_be_function_pointer): New function.
960 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
961 (Scan::global_reloc_may_be_function_pointer): New function.
962 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
963 (Scan::global_reloc_may_be_function_pointer): New function.
964 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
965 (Scan::global_reloc_may_be_function_pointer): New function.
966 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
967 (Scan::global_reloc_may_be_function_pointer): New function.
968 (Scan::possible_function_pointer_reloc): New function.
969 (Target_x86_64::can_check_for_function_pointers): New function.
970 * gc.h (gc_process_relocs): Scan relocation types to determine if
971 function pointers were taken for targets that support it.
972 * icf.cc (Icf::find_identical_sections): Include functions for
973 folding in safe ICF whose pointer is not taken.
974 * icf.h (Secn_fptr_taken_set): New typedef.
975 (fptr_section_id_): New member.
976 (section_has_function_pointers): New function.
977 (set_section_has_function_pointers): New function.
978 (check_section_for_function_pointers): New function.
979 * options.h: Fix comment for safe ICF option.
980 * target.h (can_check_for_function_pointers): New function.
981 * testsuite/Makefile.am: Add icf_safe_so_test test case.
982 Modify icf_safe_test for X86-64.
983 * testsuite/Makefile.in: Regenerate.
984 * testsuite/icf_safe_so_test.cc: New file.
985 * testsuite/icf_safe_so_test.sh: New file.
986 * testsuite/icf_safe_test.cc (kept_func_3): New function.
987 (main): Change to take pointer to function kept_func_3.
988 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
989 folding is done correctly for X86-64.
991 2010-02-12 David S. Miller <davem@davemloft.net>
993 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
994 is_symbolless parameter.
995 (Output_reloc<SHT_REL>::is_symbolless): New.
996 (Output_reloc<SHT_REL>::is_symbolless_): New.
997 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
998 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
999 (Output_reloc<SHT_RELA>::is_symbolless): New.
1000 (Output_data_reloc::add_global): Handle is_symbolless.
1001 (Output_data_reloc::add_global_relative): Likewise.
1002 (Output_data_reloc::add_local): Likewise.
1003 (Output_data_reloc::add_local_relative): Likewise.
1004 (Output_data_reloc::add_symbolless_global_addend): New.
1005 (Output_data_reloc::add_symbolless_local_addend): New.
1006 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1008 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1009 instead of ->is_relative_
1010 (Output_reloc::write): Likewise.
1011 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1012 (Output_reloc::write_rel): Simplify.
1014 * sparc.cc (Target_sparc::Scan::local): Use
1015 ->add_symbolless_local_addend as needed.
1016 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1017 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1018 based upon relocation offset.
1020 2010-02-11 Doug Kwan <dougkwan@google.com>
1022 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1023 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1024 beginning of function.
1025 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1026 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1027 parameter is_32bit in calls to should_apply_static_reloc.
1028 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1029 (check_DATA): Add arm_abs_global.stdout.
1030 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1031 arm_abs_global.stdout): New rules.
1032 (MOSTLLYCLEANFILES): Add arm_abs_global
1033 * Makefile.in: Regenerate.
1034 * testsuite/arm_abs_global.s: New file.
1035 * testsuite/arm_abs_global.sh: Ditto.
1036 * testsuite/arm_abs_lib.s: Ditto.
1038 2010-02-11 Ian Lance Taylor <iant@google.com>
1040 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1042 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1043 Allocate_commons_task first.
1044 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1045 task, rather than symtab_lock_.
1046 (Gc_process_relocs::~Gc_process_relocs): New function.
1047 (Gc_process_relocs::is_runnable): Check this_blocker_.
1048 (Gc_process_relocs::locks): Use next_blocker_ rather than
1050 (Scan_relocs::~Scan_relocs): New function.
1051 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1053 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1055 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1056 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1057 constructor accordingly.
1058 (class Gc_process_relocs): Likewise.
1059 (class Scan_relocs): Likewise.
1060 * common.h (class Allocate_commons_task): Remove symtab_lock_
1061 field, and corresponding constructor parameter.
1062 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1064 (Allocate_commons_task::locks): Likewise.
1066 2010-02-11 Ian Lance Taylor <iant@google.com>
1068 * gold-threads.h (class Once): Define.
1069 (class Initialize_lock): Rewrite as child of Once.
1070 * gold-threads.cc (class Once_initialize): Define.
1071 (once_pointer_control): New static variable.
1072 (once_pointer, once_arg): New static variables.
1073 (c_run_once): New static function.
1074 (Once::Once, Once::run_once, Once::internal_run): New functions.
1075 (class Initialize_lock_once): Remove.
1076 (initialize_lock_control): Remove.
1077 (initialize_lock_pointer): Remove.
1078 (initialize_lock_once): Remove.
1079 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1080 (Initialize_lock::initialize): Rewrite.
1081 (Initialize_lock::do_run_once): New function.
1082 * archive.cc (Archive::interpret_header): Only clear name if it is
1084 * fileread.cc: Include "gold-threads.h"
1085 (file_counts_lock): New static variable.
1086 (file_counts_initialize_lock): Likewise.
1087 (File_read::release): Only increment counts when using --stats.
1088 Use a lock around the increment.
1089 * parameters.cc (class Set_parameters_target_once): Define.
1090 (set_parameters_target_once): New static variable.
1091 (Parameters::Parameters): Move here from parameters.h.
1092 (Parameters::set_target): Rewrite.
1093 (Parameters::set_target_once): New function.
1094 (Parameters::clear_target): Move here and rewrite.
1095 * parameters.h (class Parameters): Update declarations. Add
1096 set_parameters_target_once_ field.
1097 (Parameters::Parameters): Move to parameters.cc.
1098 (Parameters::clear_target): Likewise.
1099 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1101 (Start_group::~Start_group): New function.
1102 (Start_group::is_runnable): New function.
1103 (Start_group::locks, Start_group::run): New functions.
1104 (Finish_group::run): Change saw_undefined to size_t.
1105 * readsyms.h (class Start_group): Define.
1106 (class Finish_group): Change saw_undefined_ field to size_t.
1107 (Finish_group::Finish_group): Remove saw_undefined and
1108 this_blocker parameters. Change all callers.
1109 (Finish_group::set_saw_undefined): New function.
1110 (Finish_group::set_blocker): New function.
1111 * symtab.h (class Symbol_table): Change saw_undefined to return
1112 size_t. Change saw_undefined_ field to size_t.
1113 * target-select.cc (Set_target_once::do_run_once): New function.
1114 (Target_selector::Target_selector): Initialize set_target_once_
1115 field. Don't initialize lock_ and initialize_lock_ fields.
1116 (Target_selector::instantiate_target): Rewrite.
1117 (Target_selector::set_target): New function.
1118 * target-select.h (class Set_target_once): Define.
1119 (class Target_selector): Update declarations. Make
1120 Set_target_once a friend. Remove lock_ and initialize_lock_
1121 fields. Add set_target_once_ field.
1123 2010-02-10 Ian Lance Taylor <iant@google.com>
1125 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1127 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1128 (queue_middle_tasks): Add all blockers before queueing any tasks.
1129 (queue_final_tasks): Likewise.
1130 * token.h (Task_token::add_blockers): New function.
1131 * object.h (Input_objects::number_of_relobjs): New function.
1133 2010-02-10 Ian Lance Taylor <iant@google.com>
1135 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1136 shared, not if not position independent.
1137 * x86_64.cc (Relocate::relocate_tls): Likewise.
1138 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1139 (tls_pie_pic_test): New target.
1140 * testsuite/Makefile.in: Rebuild.
1142 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1143 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1144 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1145 * testsuite/Makefile.in: Rebuild.
1147 2010-02-09 David S. Miller <davem@davemloft.net>
1149 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1150 R_SPARC_RELATIVE using ->add_local_relative().
1151 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1153 * output.h (Output_data_dynamic::add_section_size): New method
1154 that takes two Output_data objects.
1155 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1156 entry param. Handle it in initializers.
1157 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1158 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1159 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1161 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1162 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1163 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1164 for dynrel_includes_plt.
1165 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1166 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1167 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1169 (Target_sparc::do_finalize_sections): Update to pass true for
1170 dynrel_includes_plt.
1171 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1172 output before .rela.plt
1173 (Target_powerpc::do_finalize_sections): Update to pass true for
1174 dynrel_includes_plt when 32-bit.
1176 2010-02-08 Doug Kwan <dougkwan@google.com>
1178 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1180 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1181 Arm_relobj::scan_section_for_cortex_a8_stubs,
1182 Arm_relobj::do_relocation_section): Instead of calling
1183 Output_section::output_address, use faster
1184 Arm_relobj::simple_input_section_output_address.
1186 2010-02-08 David S. Miller <davem@davemloft.net>
1188 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1189 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1190 relocation helper function.
1192 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1193 just like R_SPARC_GOT{10,13,22}.
1194 (Target_sparc::Scan::local): Likewise.
1195 (Target_sparc::Relocate:relocate): Likewise.
1197 2010-02-06 Ian Lance Taylor <iant@google.com>
1199 * configure.ac: Rewrite targetobjs duplicate removal code to use
1200 only shell constructs.
1201 * configure: Rebuild.
1203 2010-02-05 Doug Kwan <dougkwan@google.com>
1206 * arm.cc (Arm_relobj::section_is_scannable): New method.
1207 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1208 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1210 2010-02-04 Doug Kwan <dougkwan@google.com>
1213 * arm-reloc-property.cc (cstdio): Include.
1214 * configure.ac (targetobjs): Remove duplicates.
1215 * configure: Regenerate.
1216 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1217 big and little endian version for a given address size.
1219 2010-02-03 Doug Kwan <dougkwan@google.com>
1221 * arm-reloc-property.cc
1222 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1224 * arm-reloc-property.h
1225 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1226 New method definition.
1227 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1229 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1231 (GOT_PREL): Change implemented to Y.
1232 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1233 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1234 (Arm_relocate_functions::movw_abs_nc): Remove method.
1235 (Arm_relocate_functions::movt_abs): Ditto.
1236 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1237 (Arm_relocate_functions::thm_movt_abs): Ditto.
1238 (Arm_relocate_functions::movw_rel_nc): Ditto.
1239 (Arm_relocate_functions::movw_rel): Ditto.
1240 (Arm_relocate_functions::movt_rel): Ditto.
1241 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1242 (Arm_relocate_functions:thm_movw_rel): Ditto.
1243 (Arm_relocate_functions:thm_movt_rel): Ditto.
1244 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1245 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1246 New method definitions.
1247 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1248 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1249 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1250 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1251 (Target_arm::Relocate::relocate): Check for non-static or
1252 unimplemented relocation code and exit early. Change calls to
1253 Target_arm::reloc_uses_thumb_bit and
1254 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1255 instead. Refactor code to handle similar relocations to increase
1256 code sharing. Remove check for unsupported relocation code in switch
1258 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1259 relocation property table to find out size. Change error message to
1260 print out the name of a relocation code instead of the numeric value.
1261 (Target_arm::scan_reloc_for_stub): Use relocation property table
1262 instead of calling Target_arm::reloc_uses_thumb_bit().
1264 2010-02-02 Doug Kwan <dougkwan@google.com>
1266 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1267 types of relaxed input section.
1269 2010-02-02 Doug Kwan <dougkwan@google.com>
1271 * Makefile.am (HFILES): Add arm-reloc-property.h.
1273 (TARGETSOURCES): Add arm-reloc-property.cc
1274 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1275 (libgold_a_SOURCES): $(DEFFILES)
1276 * Makefile.in: Regenerate.
1277 * arm-reloc-property.cc: New file.
1278 * arm-reloc-property.h: New file.
1279 * arm-reloc.def: New file.
1280 * arm.cc: Update comments.
1281 (arm-reloc-property.h): New included header.
1282 (arm_reloc_property_table): New global variable.
1283 (Target_arm::do_select_as_default_target): New method definition.
1284 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1285 arm-reloc-property to targ_extra_obj.
1286 * parameters.cc (set_parameters_target): Call
1287 Target::select_as_default_target().
1288 * target.h (Target::select_as_default_target): New method definition.
1289 (Target::do_select_as_default_target): Same.
1291 2010-02-01 Doug Kwan <dougkwan@google.com>
1293 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1294 first_output_text_section_.
1295 (Arm_exidx_fixup::first_output_text_section): New method definition.
1296 (Arm_exidx_fixup::first_output_text_section_): New data member.
1297 (Arm_exidx_fixup::process_exidx_section): Record the first text
1298 output section seen.
1299 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1300 and entsize in output section header.
1302 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1304 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1305 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1306 (Arm_relocate_functions::thm_alu11): New Method.
1307 (Arm_relocate_functions::thm_pc8): New Method.
1308 (Arm_relocate_functions::thm_pc12): New Method.
1309 (Target_arm::Scan::local): Handle the relocations.
1310 (Target_arm::Scan::global): Likewise.
1311 (Target_arm::Relocate::relocate): Likewise.
1312 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1314 2010-01-29 Doug Kwan <dougkwan@google.com>
1316 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1317 of relocation types as ld.
1319 2010-01-29 Doug Kwan <dougkwan@google.com>
1321 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1323 (Arm_relocate_functions::thumb_branch_common): Ditto.
1324 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1325 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1326 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1327 Arm_relocate_functions::jump24): Remove.
1328 (Target_arm::Relocate::relocate): Adjust code to call
1329 Arm_relocation_functions::arm_branch_common and
1330 Arm_relocation_functions::thumb_branch_common instead of their removed
1331 wrappers. Merge switch-cases together to reduce source code size.
1333 2010-01-29 Doug Kwan <dougkwan@google.com>
1335 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1336 output_local_symbol_count_needs_update_.
1337 (Arm_relobj::output_local_symbol_count_needs_update,
1338 Arm_relobj::set_output_local_symbol_count_needs_update,
1339 Arm_relobj::update_output_local_symbol_count): New methods.
1340 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1342 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1343 of pointed function as in a R_ARM_PREL31 relocation.
1344 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1345 for output local symbol count updating.
1346 (Target_arm::do_relax): Update output local symbol counts in objects
1348 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1350 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1352 * arm.cc: Added support for the ARM relocations:
1353 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1354 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1355 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1357 (Arm_relocate_functions::movw_rel): New method.
1358 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1359 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1361 (Arm_relocate_functions::thm_movw_rel): New method.
1362 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1364 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1366 (Target_arm::Scan::global): Likewise.
1367 (Target_arm::Relocate::relocate): Likewise.
1368 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1371 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1373 * arm.cc: Added support for ARM group relocations.
1374 (Target_arm::reloc_needs_sym_origin): New method.
1375 (Arm_relocate_functions::calc_grp_kn): New method.
1376 (Arm_relocate_functions::calc_grp_residual): New method.
1377 (Arm_relocate_functions::calc_grp_gn): New method.
1378 (Arm_relocate_functions::arm_grp_alu): New Method.
1379 (Arm_relocate_functions::arm_grp_ldr): New Method.
1380 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1381 (Arm_relocate_functions::arm_grp_ldc): New Method.
1382 (Target_arm::Scan::local): Handle the ARM group relocations.
1383 (Target_arm::Scan::global): Likewise.
1384 (Target_arm::Relocate::relocate): Likewise.
1385 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1388 2010-01-26 Doug Kwan <dougkwan@google.com>
1390 * arm.cc (set): Include.
1391 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1393 (Arm_output_section::Text_section_list): New type.
1394 (Arm_output_section::append_text_sections_to_list): New method.
1395 (Arm_output_section::fix_exidx_coverage): Ditto.
1396 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1397 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1398 Relobj::set_section_offset() instead of
1399 Sized_relobj::invalidate_section_offset().
1400 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1401 parameter for section headers. Ignore relocation sections for
1402 unallocated sections and EXIDX sections.
1403 (Target_arm::fix_exidx_coverage): New method.
1404 (Target_arm::output_section_address_less_than): New type.
1405 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1406 linked text section instead of the EXIDX section.
1407 (Arm_output_section::create_stub_group): Add an assertion to check
1408 that this is not an EXIDX output section.
1409 (Arm_output_section::append_text_sections_to_list): New method.
1410 (Arm_output_section::fix_exidx_coverage): Ditto.
1411 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1412 Arm_relobj::section_needs_reloc_stub_scanning.
1413 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1415 (Target_arm::fix_exidx_coverage): New method.
1416 * object.h (Relobj::set_output_section): New method.
1417 (Sized_relobj::invalidate_section_offset): Remove method.
1418 (Sized_relobj::do_invalidate_section_offset): Remove method.
1419 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1421 2010-01-25 Doug Kwan <dougkwan@google.com>
1423 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1424 Fix warning due to signed and unsigned comparison on a 32-bit host.
1426 2010-01-22 Doug Kwan <dougkwan@google.com>
1428 * arm.cc (Target_arm::do_relax): Record an output section for section
1429 offset adjustment it contains any stub table that has changed.
1430 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1431 offsets in an output section if necessary.
1432 * output.cc (Output_section::Output_section): Initialize
1433 section_offsets_need_adjustments_.
1434 (Output_section::add_input_section_for_script): Renamed to
1435 Output_section::add_simple_input_section.
1436 (Output_section::save_states): Add a comment.
1437 (Output_section::discard_states): New method defintion.
1438 (Output_section::adjust_section_offsets): Same.
1439 * output.h (Output_section::add_input_section_for_script): Renamed to
1440 Output_section::add_simple_input_section.
1441 (Output_section::discard_states): New method declaration.
1442 (Output_section::adjust_section_offsets): Same.
1443 (Output_section::section_offsets_need_adjustment,
1444 Output_section::set_section_offsets_need_adjustment): New method
1446 (Output_section::section_offsets_need_adjustment_): New data member.
1447 * script-sections.cc
1448 (Output_section_element_input::set_section_address): Adjust code for
1449 renaming of Output_section::add_input_section_for_script.
1450 (Orphan_output_section::set_section_address): Same.
1452 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1454 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1455 Fix_v4bx enum values .
1456 * gold/options.h (General_options): New option definitions.
1457 (General_options::fix_v4bx): New method.
1458 (General_options::Fix_v4bx): New enum.
1459 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1460 (General_options::parse_fix_v4bx_interworking): New method.
1462 2010-01-22 Doug Kwan <dougkwan@google.com>
1464 * arm.cc (Arm_exidx_fixup): New class.
1466 2010-01-21 Doug Kwan <dougkwan@google.com>
1468 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1470 (Arm_exidx_section_offset_map): New type.
1472 2010-01-21 Doug Kwan <dougkwan@google.com>
1474 * arm.cc (Arm_exidx_input_section): New class.
1475 (Arm_relobj::exidx_input_section_by_link,
1476 Arm_relobj::exidx_input_section_by_shndx,
1477 Arm_relobj::make_exidx_input_section): New methods.
1478 (read_arm_attributes_section): Remove.
1479 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1480 information about them.
1481 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1484 2010-01-20 Doug Kwan <dougkwan@google.com>
1486 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1487 Input_section_specifier to Section_id.
1488 (Target_arm::new_arm_input_section: Adjust code for change of key
1490 (Target_arm::find_arm_input_section): Ditto.
1491 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1492 (Section_id): Remove.
1493 (Garbage_collection::Section_id_hash): Remove.
1494 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1495 (Section_id): Remove.
1496 (Icf::Section_id_hash): Remove.
1497 * object.h (Section_id, Const_section_id, Section_id_hash,
1498 Const_section_id_hash): New type definitions.
1499 * output.cc (Output_section::add_relaxed_input_section): Change to
1500 use Const_section_id instead of Input_section_specifier as key type.
1501 (Output_section::add_merge_input_section): Ditto.
1502 (Output_section::build_relaxation_map): Change to use Section_id
1503 instead of Input_section_specifier as key type.
1504 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1506 (Output_section::convert_input_sections_to_relaxed_sections): Change
1507 to use Const_section_id instead of Input_section_specifier as key type.
1508 (Output_section::find_merge_section): Ditto.
1509 (Output_section::find_relaxed_input_section): Ditto.
1510 * output.h (Input_section_specifier): Remove class.
1511 (Output_section::Output_section_data_by_input_section_map): Change
1512 key type to Const_section_id.
1513 (Output_section::Output_relaxed_input_section_by_input_section_map):
1515 (Output_section::Relaxation_map): Change key type to Section_id.
1517 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1519 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1520 (class Arm_v4bx_stub): New class.
1521 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1522 (Stub_factory::make_arm_v4bx_stub): New method.
1523 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1524 (Stub_table::empty): Handle v4bx stubs.
1525 (Stub_table::add_arm_v4bx_stub): New method.
1526 (Stub_table::find_arm_v4bx_stub): New method.
1527 (Arm_relocate_functions::v4bx): New method.
1528 (Target_arm::fix_v4bx): New method.
1529 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1530 (Stub_table::relocate_stubs): Likewise.
1531 (Stub_table::do_write): Likewise.
1532 (Stub_table::update_data_size_and_addralign): Likewise.
1533 (Stub_table::finalize_stubs): Likewise.
1534 (Target_arm::Scan::local): Likewise.
1535 (Target_arm::Scan::global): Likewise.
1536 (Target_arm::do_finalize_sections): Likewise.
1537 (Target_arm::Relocate::relocate): Likewise.
1538 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1540 (Target_arm::scan_reloc_for_stub): Likewise.
1541 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1543 2010-01-19 Ian Lance Taylor <iant@google.com>
1545 * output.cc (Output_section_headers::do_sized_write): Write large
1546 segment count to sh_info field.
1547 (Output_file_header::do_sized_write): For large segment count,
1548 write PN_XNUM to e_phnum field.
1550 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1552 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1553 (Arm_relocate_functions::thm_jump8): New function.
1554 (Arm_relocate_functions::thm_jump11): New function.
1555 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1557 (Target_arm::Scan::global): Likewise.
1558 (Target_arm::Relocate::relocate): Likewise.
1559 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1562 2010-01-14 Doug Kwan <dougkwan@google.com>
1564 * arm.cc (map, utility): Include headers.
1565 (Target_arm::apply_cortex_a8_workaround): New method.
1566 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1567 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1568 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1569 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1570 the --[no-]fix-cortex-a8 command line options.
1571 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1572 (Target_arm::relocate_stub): Use addend in instruction template.
1573 * options.h (DEFINE_bool): Set the user-set flag.
1574 (General_options): Add --[no-]-fix-cortex options.
1575 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1576 : Update fast look-up map after conversion.
1578 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1580 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1581 in the first pass of do_layout.
1583 2010-01-13 Doug Kwan <dougkwan@google.com>
1585 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1586 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1587 apparent compiler problem of not folding static constant integral
1588 data members of elfcpp::Elf_sizes<32>.
1590 2010-01-13 Doug Kwan <dougkwan@google.com>
1592 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1593 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1594 Arm_relobj::scan_section_for_cortex_a8_erratum,
1595 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1596 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1597 sections to scan for relocation stubs into a new method
1598 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1599 relocation and Cortex-A8 stub scanning.
1600 (Target_arm::do_relax): Force stubs to be after stubbed sections
1601 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1602 the beginning of a new relaxation pass. Update a comment.
1603 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1605 2010-01-12 Ian Lance Taylor <iant@google.com>
1607 * target-reloc.h (visibility_error): New inline function.
1608 (relocate_section): Call visibility_error.
1609 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1610 (MOSTLYCLEANFILES): Likewise.
1611 (protected_4_pic.o, protected_3.err): New targets.
1612 * testsuite/protected_4.cc: New file.
1614 2010-01-12 Doug Kwan <dougkwan@google.com>
1616 * arm.cc (Cortex_a8_reloc): New class.
1617 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1618 and cortex_a8_relocs_info_.
1619 (Target_arm::fix_cortex_a8): New method definition.
1620 (Target_arm::Cortex_a8_relocs_info): New type.
1621 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1622 New data member declarations.
1623 (Target_arm::scan_reloc_for_stub): Record information about
1624 relocations for THUMB branches that might be exempted from the
1625 Cortex-A8 workaround.
1626 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1627 at the beginning of a relaxation pass.
1629 2010-01-12 Doug Kwan <dougkwan@google.com>
1631 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1632 (Arm_relobj::Mapping_symbol_position,
1633 Arm_reloj::Mapping_symbol_position_less,
1634 Arm_relobj::Mapping_symbols_info): New types.
1635 (Target_arm::is_mapping_symbol_name): New method definition.
1636 (Arm_relobj::do_count_local_symbols): Save information about mapping
1639 2010-01-11 Doug Kwan <dougkwan@google.com>
1641 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1642 Arm_relocate_functions::thumb32_branch_upper,
1643 Arm_relocate_functions::thumb32_branch_lower,
1644 Arm_relocate_functions::thumb32_cond_branch_offset,
1645 Arm_relocate_functions::thumb32_cond_branch_upper,
1646 Arm_relocate_functions::thumb32_cond_branch_lower,
1647 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1648 branch offset encoding.
1649 (Arm_relocate_functions::thumb_branch_common): Use new branch
1650 offset encoding methods to avoid code duplication.
1651 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1652 (Stub_addend_reader::operator()): Use new branch encoding method
1653 to avoid code duplication.
1655 2010-01-11 Doug Kwan <dougkwan@google.com>
1657 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1658 (Target_arm::do_finalize_sections): Define special EXIDX section
1659 symbols only if referenced.
1660 * gc.h (Garbage_collection::add_reference): New method.
1661 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1664 2010-01-11 Ian Lance Taylor <iant@google.com>
1666 * script.cc (Version_script_info::build_expression_list_lookup):
1667 Change complaing about duplicate wildcard match from error to
1670 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1672 (Version_script_info::Version_script_info): Initialize globs_,
1673 default_version_, default_is_global_, and exact_. Don't
1674 initialize globals_ or locals_.
1675 (Version_script_info::build_lookup_tables): Build local symbols
1677 (Version_script_info::unquote): New function.
1678 (Version_script_info::add_exact_match): New function.
1679 (Version_script_info::build_expression_list_lookup): Remove lookup
1680 parameter. Add is_global parameter. Change all callers. Handle
1681 wildcard pattern specially. Unquote pattern. Call
1683 (Version_script_info::get_name_to_match): New function.
1684 (Version_script_info::get_symbol_version): New function.
1685 (Version_script_info::get_symbol_version_helper): Remove.
1686 (Version_script_info::check_unmatched_names): Call unquote.
1687 * script.h (class Version_script_info): Change get_symbol_version
1688 to be non-inline and add is_global parameter; change all callers.
1689 Rewrite symbol_is_local. Update declarations. Define struct
1690 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1691 Remove globals_ and locals_ members. Add exact_, globs_,
1692 default_version_, is_global_.
1693 (Version_script_info::Glob): Remove pattern, add expression and
1694 is_global. Update constructor. Change all callers.
1695 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1697 (Versions::symbol_section_contents): If a symbol is undefined, or
1698 defined in a dynamic object, set the version index to
1700 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1702 (Symbol_table::add_from_pluginobj): Likewise.
1703 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1705 2010-01-11 Doug Kwan <dougkwan@google.com>
1707 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1708 (incremental_dump_LDADD): Add linking option for libintl.
1709 * Makefile.in: Regenerate.
1711 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1714 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1716 * testsuite/Makefile.in: Regenerated.
1718 2010-01-10 Doug Kwan <dougkwan@google.com>
1720 * options.h (DEFINE_var): Use parentheses around argument varname__
1721 in macro body to avoid any unintended subsequent substitutions.
1723 2010-01-10 Ian Lance Taylor <iant@google.com>
1725 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1726 candidates before doing symbol resolution.
1728 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1729 ODR candidates if only one is weak.
1731 2010-01-08 Ian Lance Taylor <iant@google.com>
1733 * script.cc (Version_script_info::build_expression_list_lookup):
1734 Don't warn about ambiguous version, just record the ambiguity.
1735 (Version_script_info::get_symbol_version_helper): Give error if
1736 version is ambiguous.
1738 2010-01-08 Doug Kwan <dougkwan@google.com>
1740 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1741 prev_data_size_ and prev_addralign_. Remove initializer for
1742 deleted data member has_been_changed_.
1743 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1744 to determine if the table is empty.
1745 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1747 (Stub_table::add_reloc_stub): Define method in class definition
1748 instead of just declaring it there.
1749 (Stub_table::add_cortex_a8_stub): New method definition.
1750 (Stub_table::update_data_size_and_addralign): Ditto.
1751 (Stub_table::finalize_stubs): Ditto.
1752 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1753 (Stub_table::do_addralign_): Return address alignment in the
1754 (Stub_table::do_reset_address_and_file_offset): Define method in
1755 class definition instead of declaring it there. Set current data
1756 size to be the data size of the previous pass.
1757 (Stub_table::set_final_data_size): Use current data size as the
1759 (Stub_table::relocate_stub): Change parameter type of stub from
1760 Reloc_stub pointer to Stub pointer.
1761 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1762 (Stub_table::Cortex_a8_stub_list): New typedef.
1763 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1764 Stub_table::prev_addralign_): New data member.
1765 (Arm_relobj::Arm_relobj): Initialize data member
1766 section_has_cortex_a8_workaround_.
1767 (Arm_relobj::section_has_cortex_a8_workaround,
1768 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1770 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1772 (Target_arm::relocate_stub): Change parameter type of stub from
1773 Reloc_stub pointer to Stub pointer.
1774 (Insn_template::size, Insn_template::alignment): Handle
1775 THUMB16_SPECIAL_TYPE.
1776 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1777 Stub_table::update_data_size_and_addralign,
1778 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1780 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1781 (Stub_table::do_write): Ditto.
1782 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1784 2010-01-08 Ian Lance Taylor <iant@google.com>
1787 * symtab.h (class Symbol): Remove fields is_target_special_ and
1788 has_plt_offset_. Add field is_defined_in_discarded_section_.
1789 (Symbol::is_defined_in_discarded_section): New function.
1790 (Symbol::set_is_defined_in_discarded_section): New function.
1791 (Symbol::has_plt_offset): Rewrite.
1792 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1793 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1794 Don't initialize is_target_special_ or has_plt_offset_.
1795 Initialize is_defined_in_discarded_section_.
1796 (Symbol_table::add_from_relobj): If appropriate, set
1797 is_defined_in_discarded_section.
1798 * resolve.cc (Symbol::override_base_with_special): Don't test
1799 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1800 * target-reloc.h (relocate_section): Do special handling for
1801 symbols defined in discarded sections for global symbols as well
1804 2010-01-08 Ian Lance Taylor <iant@google.com>
1806 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1807 the SHT_SYMTAB case.
1809 2010-01-08 Ian Lance Taylor <iant@google.com>
1811 * object.cc (Sized_relobj::do_layout): Don't get confused if
1812 layout_eh_frame returns NULL.
1814 2010-01-08 Ian Lance Taylor <iant@google.com>
1817 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1818 dynamic symbol table, use the normal symbol table.
1819 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1822 2010-01-08 Ian Lance Taylor <iant@google.com>
1825 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1828 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1830 * version.cc (print_version): Change to "Copyright 2010".
1832 2010-01-08 Ian Lance Taylor <iant@google.com>
1836 * i386.cc (class Target_i386): Change return type of plt_section
1838 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1839 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1840 tls_desc_rel_ field.
1841 (Output_data_plt_i386::rel_tls_desc): New function.
1842 (Target_i386::rel_tls_desc_section): New function.
1843 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1844 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1845 R_386_TLS_DESC reloc in rel_tls_desc_section.
1846 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1847 Define struct Tlsdesc_info.
1848 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1849 (Target_x86_64::do_reloc_symbol_index): New function.
1850 (Target_x86_64::add_tlsdesc_info): New function.
1851 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1852 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1854 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1856 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1857 (Target_x86_64::rela_tlsdesc_section): New function.
1858 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1860 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1861 (Target_x86_64::do_reloc_addend): New function.
1862 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1863 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1864 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1865 (Output_reloc::type): New function.
1866 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1867 (Output_reloc::is_target_specific): New function.
1868 (Output_reloc::target_arg): New function.
1869 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1870 absolute relocs and target specific relocs.
1871 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1872 add_target_specific.
1873 (class Output_data_reloc) [SHT_RELA]: Likewise.
1874 * output.cc (Output_reloc::Output_reloc): Add four new versions
1875 for absolute relocs and target specific relocs.
1876 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1877 (Output_reloc::get_symbol_index): Likewise.
1878 (Output_reloc::local_section_offset): Check that local_sym_index_
1879 is not TARGET_CODE or 0.
1880 (Output_reloc::symbol_value): Likewise.
1881 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1883 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1884 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1886 * layout.cc (add_target_dynamic_tags): Use output section for
1887 DT_PLTRELSZ and DT_JMPREL.
1889 2010-01-07 Ian Lance Taylor <iant@google.com>
1892 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1894 (class Output_data_reloc_generic): Define.
1895 (class Output_data_reloc_base): Change base class to
1896 Output_data_reloc_generic. Change add() method to call
1897 bump_relative_reloc_count for a relative reloc. Remove
1899 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1901 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1902 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1904 * layout.h (class Layout): Update declaration.
1906 2010-01-07 Ian Lance Taylor <iant@google.com>
1908 * output.h (class Output_data): Add const version of
1909 output_section and do_output_section.
1910 (class Output_section_data): Add const version of
1912 (class Output_section): Likewise.
1913 * layout.cc (Layout::add_target_dynamic_tags): New function.
1914 * layout.h (class Layout): Update declarations.
1915 * arm.cc (Target_arm::do_finalize_sections): Use
1916 add_target_dynamic_tags.
1917 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1918 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1919 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1920 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1922 2010-01-07 Ian Lance Taylor <iant@google.com>
1925 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1928 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1929 Ian Lance Taylor <iant@google.com>
1932 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1933 Xindex::read_symtab_xindex.
1935 2010-01-07 Doug Kwan <dougkwan@google.com>
1937 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1938 (Insn_template::thumb16_bcond_insn): New method declaration.
1939 (Insn_template): Fix spelling.
1940 (Stub::thumb16_special): New method declaration.
1941 (Stub::do_write): Define virtual method which was previously pure
1943 (Stub::do_thumb16_special): New method declaration.
1944 (Stub::do_fixed_endian_write): New template member.
1945 (Reloc_stub::do_write): Remove.
1946 (Reloc_stub::do_fixed_endian_write): Remove.
1947 (Cortex_a8_stub): New class definition.
1948 (Stub_factory::make_cortex_a8_stub): New method definition.
1949 (Stub_factory::Stub_factory): Add missing static storage class
1950 qualifier for elf32_arm_stub_a8_veneer_blx.
1952 2010-01-07 Ian Lance Taylor <iant@google.com>
1955 * options.h (class General_options): Add --warn-unresolved-symbols
1956 and --error-unresolved-symbols.
1957 * errors.cc (Errors::undefined_symbol): Implement
1958 --warn-unresolved-symbols.
1960 * options.h (class General_options): Add -z text and -z textoff.
1961 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1963 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1965 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1966 (Garbage_collection::cident_sections): New function.
1967 (Garbage_collection::add_cident_section): New function.
1968 (Garbage_collection::cident_sections_): New member.
1969 (gc_process_relocs): Add references to sections whose names are C
1971 * gold.h (cident_section_start_prefix): New constant.
1972 (cident_section_stop_prefix): New constant.
1973 (is_cident): New function.
1974 * layout.cc (Layout::define_section_symbols): Replace string constants
1975 with the newly defined constants.
1976 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1978 * testsuite/Makefile.am: Add gc_orphan_section_test.
1979 * testsuite/Makefile.in: Regenerate.
1980 * testsuite/gc_orphan_section_test.cc: New file.
1981 * testsuite/gc_orphan_section_test.sh: New file.
1983 2010-01-06 Ian Lance Taylor <iant@google.com>
1986 * options.h (class General_options): Add --warn-shared-textrel.
1987 * layout.cc (Layout::finish_dynamic_section): Implement
1988 --warn-shared-textrel.
1991 * options.h (class General_options): Add --warn-multiple-gp.
1993 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1995 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1996 $(THREADSLIB) and $(LIBDL).
1997 * Makefile.in: Rebuild.
1999 2010-01-06 Ian Lance Taylor <iant@google.com>
2002 * options.cc (General_options::parse_section_start): New function.
2003 (General_options::section_start): New function.
2004 (General_options::General_options): Initialize all members.
2005 * options.h: Include <map>
2006 (class General_options): Add --section-start. Add section_starts_
2008 * layout.cc (Layout::attach_allocated_section_to_segment): If
2009 --section-start was used, set the address of the segment. Remove
2010 local sort_sections.
2011 (Layout::relaxation_loop_body): If the address of the load segment
2012 has been set by --section-start, don't use it.
2013 * output.h (Output_segment::update_flags_for_output_section): New
2015 * output.cc (Output_segment::add_output_section): Call
2016 update_flags_for_output_section.
2018 2010-01-05 Ian Lance Taylor <iant@google.com>
2021 * options.h (class General_options): Add --undefined-version.
2022 * script.cc (struct Version_expression): Add was_matched_by_symbol
2024 (Version_script_info::matched_symbol): New function.
2025 (Version_script_info::get_symbol_version_helper): Call
2027 (Version_script_info::check_unmatched_names): New function.
2028 * script.h (class Version_script_info): Update declarations.
2029 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2031 * options.h (class General_options): Use DEFINE_bool_alias for
2032 allow_multiple_definition.
2033 * resolve.cc (Symbol_table::should_override): Don't test
2034 allow_multiple_definition.
2037 * options.h (class General_options): Add --cref.
2038 * main.cc (main): Print cref table if --cref. Don't close mapfile
2039 until after printing cref table.
2040 * cref.cc: Include "symtab.h".
2041 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2042 (Cref_table_compare::operator()): New function.
2043 (Cref_inputs::gather_cref): New function.
2044 (filecol): New static const.
2045 (Cref_inputs::print_cref): New function.
2046 (Cref::print_cref): New function.
2047 * cref.h: Include <cstdio>.
2048 (class Cref): Update declarations.
2049 * mapfile.h (Mapfile::file): New function.
2050 * object.h (class Object): Define Symbols. Declare virtual
2051 do_get_global_symbols.
2052 (Object::get_global_symbols): New function.
2053 * object.cc (Input_objects::add_object): Pass object to cref_ if
2055 (Input_objects::archive_start): Likewise.
2056 (Input_objects::archive_stop): Likewise.
2057 (Input_objects::print_cref): New function.
2058 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2059 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2061 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2063 * plugin.h (class Sized_pluginobj): Update declarations.
2065 2010-01-05 Ian Lance Taylor <iant@google.com>
2067 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2068 to is_default_version. Rename insdef to insdefault.
2069 (Symbol_table::add_from_relobj): Rename def to is_default_version
2070 and local to is_forced_local.
2071 (Symbol_table::add_from_pluginobj): Likewise.
2072 (Symbol_table::add_from_dynobj): Likewise.
2073 (Symbol_table::define_special_symbol): Rename insdef to
2076 2010-01-04 Ian Lance Taylor <iant@google.com>
2079 * options.h (class General_options): Add
2080 --allow-multiple-definition and -z muldefs.
2081 * resolve.cc (Symbol_table::should_override): Don't warn about a
2082 multiple symbol definition if --allow-multiple-definition or -z
2086 * options.h (class General_options): Add --add-needed and
2087 --copy-dt-needed-entries. Tweak --as-needed help entry.
2088 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2089 error if --copy-dt-needed-entries aka --add-needed is used and
2090 would cause a change in behaviour.
2093 * options.h (class General_options): Add -G as a short version of
2094 --shared. Add no-op options -assert, -g, and -i.
2096 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2098 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2099 check for .text or .gnu.linkonce.t sections.
2100 * icf.cc (Icf::find_identical_sections): Ditto.
2101 Change the detection for mangled function name within the section
2103 * icf.h (is_section_foldable_candidate): New function.
2105 2009-12-30 Ian Lance Taylor <iant@google.com>
2108 * options.h (class General_options): Permit two dashes with
2109 --retain-symbols-file.
2111 2009-12-30 Ian Lance Taylor <iant@google.com>
2114 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2115 don't put the file header and segment headers in the text
2119 * common.cc (Sort_commons::operator()): Stabilize sort when both
2121 (Symbol_table::do_allocate_commons_list): When allocating common
2122 symbols, skip a symbol which is no longer common.
2123 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2124 an object before checking its type.
2125 * testsuite/common_test_2.c: New file.
2126 * testsuite/common_test_3.c: New file.
2127 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2128 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2129 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2130 (common_test_2_pic.o, common_test_2.so): New targets.
2131 (common_test_3_pic.o, common_test_3.so): New targets.
2132 * testsuite/Makefile.in: Rebuild.
2135 * script.cc (read_input_script): If we see a new SECTIONS clause,
2136 and we have added an input section, give an error.
2137 * layout.h (class Layout): Add have_added_input_section function.
2138 Add have_added_input_section_ field.
2139 * layout.cc (Layout::Layout): Initialize
2140 have_added_input_section_.
2141 (Layout::layout): Set have_added_input_section_.
2142 (Layout::layout_eh_frame): Likewise.
2144 2009-12-30 Ian Lance Taylor <iant@google.com>
2147 * options.h (class General_options): Add --sort-common option.
2148 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2149 * common.cc (Sort_common): Add sort_order parameter to
2150 constructor. Add sort_order_ field.
2151 (Sort_commons::operator): Check sort_order_.
2152 (Symbol_table::allocate_commons): Determine the sort order.
2153 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2155 (Symbol_table::do_allocate_commons_list): Likewise.
2157 2009-12-30 Ian Lance Taylor <iant@google.com>
2160 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2161 symbols from this object, don't change the visibility of an
2163 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2165 2009-12-30 Ian Lance Taylor <iant@google.com>
2168 * script.h (class Version_script_info): Define Language enum.
2169 Update declarations. Define Glob, Exact, and Lookup types. Add
2170 new fields globals_, locals_, and is_finalized_.
2171 * script.cc: Various formatting fixes.
2172 (class Parser_closure): Change language_stack_ from a vector of
2173 std::string to one of Version_script_info::Language. Adjust all
2175 (class Lazy_demangler): Remove.
2176 (struct Version_expression): Change language from std::string to
2177 Version_script_info::Language.
2178 (Version_script_info::Version_script_info): New function.
2179 (Version_script_info::~Version_script_info): Don't call clear.
2180 (Version_script_info::finalize): New function.
2181 (Version_script_info::build_lookup_tables): New function.
2182 (Version_script_info::build_expression_list_lookup): New
2184 (Version_script_info::get_symbol_version_helper): Rewrite to use
2186 (Version_script_info::print_expression_list): Adjust to use
2187 Version_script_info::Language.
2188 (script_push_lex_into_version_mode): Check that the version script
2189 has not been finalized.
2190 (version_script_push_lang): Change language string to
2191 Version_script_info::Language.
2192 * options.cc (Command_line::version_script): New function.
2193 * options.h (class General_options): Add finalize_dynamic_list
2194 function. Change version_script from declaration to definition.
2195 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2196 * testsuite/version_script.map: Remove duplicate def of foo.
2197 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2199 * testsuite/Makefile.in: Rebuild.
2201 2009-12-30 Ian Lance Taylor <iant@google.com>
2204 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2205 if the input symbol index is 0, make the output symbol index 0.
2207 2009-12-30 Ian Lance Taylor <iant@google.com>
2210 * options.h (class General_options): Add -x/--discard-all.
2211 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2212 --discard-all. If the local symbol needs a dynamic entry, check
2213 that before handling --discard-locals.
2215 2009-12-30 Ian Lance Taylor <iant@google.com>
2218 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2220 (Output_segment::add_output_section): Don't change the flags if
2224 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2225 GNU hash table if they need a dynamic value. Otherwise, don't add
2226 them if they are defined in a dynamic object or are forced local.
2228 2009-12-29 Ian Lance Taylor <iant@google.com>
2231 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2232 .gnu.hash table for a 32-bit target.
2235 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2236 regular and a dynamic object only needs a dynamic symbol table
2237 entry if it is externally visible.
2240 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2241 constructor. Add global_offset_table_ field.
2242 (Target_i386::got_section): Set global_offset_table_.
2243 (Target_i386::do_finalize_sections): Set global_offset_table_
2245 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2246 in constructor. Add global_offset_table_ field.
2247 (Target_x86_64::got_section): Set global_offset_table_.
2248 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2251 * layout.cc (Layout::Layout): Initialize increase_relro_.
2252 (Layout::get_output_section): Add is_relro, is_last_relro, and
2253 is_first_non_relro parameters. Change all callers.
2254 (Layout::choose_output_section): Likewise.
2255 (Layout::add_output_section_data): Likewise.
2256 (Layout::make_output_section): Likewise.
2257 (Layout::set_segment_offsets): Clear increase_relro when using a
2259 * layout.h (class Layout): Add increase_relro method. Add
2260 increase_relro_ field. Update declarations.
2261 * output.cc (Output_section::Output_section): Initialize
2262 is_last_relro_ and is_first_non_relro_.
2263 (Output_segment::add_output_section): Group relro sections is
2264 do_sort is true. Handle is_last_relro and is_first_non_relro.
2265 (Output_segment::maximum_alignment): Remove relro handling.
2266 (Output_segment::set_section_addresses): Add increase_relro
2267 parameter. Change all callers. Add initial alignment to align
2268 relro sections on separate page. Remove old relro handling.
2269 (Output_segment::set_section_list_addresses): Remove in_relro
2270 parameter. Change all callers.
2271 (Output_segment::set_offset): Add increase parameter. Change all
2272 callers. Remove old relro handling.
2273 * output.h (class Output_section): Add new methods: is_last_relro,
2274 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2275 Add is_last_relro_ and is_first_non_relro_ fields.
2276 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2277 Create separate .got.plt section. Call increase_relro.
2278 * x86_64.cc (Target_x86_64::got_section): Likewise.
2279 * testsuite/relro_script_test.t: Add .got.plt.
2282 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2283 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2284 (Layout::finalize): Call set_dynamic_symbol_size.
2285 (Layout::set_dynamic_symbol_size): New function.
2286 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2287 set_dynamic_symbol_size.
2290 * output.h (class Output_section): Add is_entsize_zero_ field.
2291 * output.cc (Output_section::Output_section): Initialize
2293 (Output_section::set_entsize): If two different entsizes are
2294 requested, force it to zero.
2295 (Output_section::add_input_section): Set flags for .debug_str
2296 before updating section flags. Set entsize.
2297 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2298 and SHF_STRING if all input sections have those flags.
2300 2009-12-29 Rafael Espindola <espindola@google.com>
2302 * main.cc (main): Fix the sys time reporting.
2303 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2306 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2308 * options.cc (General_options::parse_version): Allow -v to exit
2309 without an error if there is nothing to link.
2311 2009-12-29 Ian Lance Taylor <iant@google.com>
2313 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2314 using a version of gcc before 4.1.
2315 * configure: Rebuild.
2317 2009-12-28 Chris Demetriou <cgd@google.com>
2319 * attributes.cc (Output_attributes_section_data::do_write): Use
2320 std::vector::front rather than std::vector::data.
2322 2009-12-28 Ian Lance Taylor <iant@google.com>
2324 * symtab.h (class Symbol_table): Add enum Defined.
2325 * resolve.cc (Symbol_table::should_override): Add defined
2326 parameter. Change all callers. Test whether object is NULL
2327 before calling a method on it.
2328 (Symbol_table::report_resolve_problem): Add defined parameter.
2330 (Symbol_table::should_override_with_special): Likewise.
2331 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2332 parameter. Change all callers.
2333 (Symbol_table::do_define_in_output_data): Likewise.
2334 (Symbol_table::define_in_output_segment): Likewise.
2335 (Symbol_table::do_define_in_output_segment): Likewise.
2336 (Symbol_table::define_as_constant): Likewise.
2337 (Symbol_table::do_define_as_constant): Likewise.
2338 * script.h (class Symbol_assignment): Add is_defsym parameter to
2339 constructor; change all callers.
2340 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2341 parameter. Change all callers. Add is_defsym_ field.
2342 (class Parser_closure): Add parsing_defsym parameter to
2343 constructor; change all callers. Add parsing_defsym accessor
2344 function. Add parsing_defsym_ field.
2346 2009-12-28 Ian Lance Taylor <iant@google.com>
2348 * gold.cc (queue_middle_tasks): Fix formatting.
2349 * object.cc (Relobj::is_section_name_included): Likewise.
2351 2009-12-23 Ian Lance Taylor <iant@google.com>
2353 * i386.cc (Target_i386::do_calls_non_split): Recognize
2354 -fsplit-stack prologue for a function with a static chain.
2355 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2356 -fsplit-stack prologue when using %r11.
2358 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2360 * options.cc (General_options::parse_version): Make -v continue and do
2361 the link like GNU ld does.
2363 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2365 * Makefile.am (CCFILES): Add timer.cc.
2366 (HFILES): Add timer.h.
2367 * configure.ac: Check for sysconf and times.
2368 * main.cc: include timer.h.
2369 (main): Use Timer instead of get_run_time.
2372 * workqueue.cc: include timer.h.
2373 (Workqueue::find_and_run_task):
2374 Report user, sys and wall time.
2375 * Makefile.in: Regenerate.
2376 * config.in: Regenerate.
2377 * configure: Regenerate.
2379 2009-12-16 Doug Kwan <dougkwan@google.com>
2381 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2383 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2384 relaxed input sections.
2385 * output.cc (Output_section::find_relaxed_input_section): Change
2386 return type to Output_relaxed_input_section pointer. Adjust code
2387 for new type of relaxed_input_section_map_.
2388 * output.h (Output_section::find_relaxed_input_section): Change
2389 return type to Output_relaxed_input_section pointer.
2390 (Output_section::Output_relaxed_input_section_by_input_section_map):
2392 (Output_section::relaxed_input_section_map_): Change type to
2393 Output_section::Output_relaxed_input_section_by_input_section_map.
2394 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2397 2009-12-15 Ian Lance Taylor <iant@google.com>
2399 * layout.cc (Layout::create_shstrtab): Only write out after input
2400 sections if we are compressing debug sections.
2402 2009-12-15 Ian Lance Taylor <iant@google.com>
2404 * archive.cc (Archive::add_symbols): Only look up a symbol without
2405 a version if there is, in fact, a version.
2407 2009-12-14 Ian Lance Taylor <iant@google.com>
2409 Revert -Wshadow changes, all changes from:
2410 2009-12-11 Doug Kwan <dougkwan@google.com>
2411 2009-12-11 Nick Clifton <nickc@redhat.com>
2412 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2414 2009-12-11 Doug Kwan <dougkwan@google.com>
2416 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2418 * attributes.cc (Object_attribute::size): Ditto.
2419 (Attributes_section_data::size): Ditto.
2420 (Attributes_section_data::Attributes_section_data): Ditto.
2421 (Output_attributes_section_data::do_write): Ditto.
2422 * attributes.h (Object_attribute::set_type): Ditto.
2423 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2425 2009-12-11 Nick Clifton <nickc@redhat.com>
2427 * archive.cc: Fix shadowed variable warnings.
2429 * compressed_output.cc: Likewise.
2430 * compressed_output.h: Likewise.
2431 * configure: Likewise.
2432 * dwarf_reader.cc: Likewise.
2433 * dynobj.cc: Likewise.
2434 * dynobj.h: Likewise.
2435 * ehframe.cc: Likewise.
2436 * ehframe.h: Likewise.
2437 * errors.cc: Likewise.
2438 * expression.cc: Likewise.
2439 * fileread.cc: Likewise.
2440 * fileread.h: Likewise.
2441 * freebsd.h: Likewise.
2442 * i386.cc: Likewise.
2444 * incremental.h: Likewise.
2445 * layout.cc: Likewise.
2446 * layout.h: Likewise.
2447 * mapfile.cc: Likewise.
2448 * merge.cc: Likewise.
2449 * merge.h: Likewise.
2450 * object.cc: Likewise.
2451 * object.h: Likewise.
2452 * options.h: Likewise.
2453 * output.cc: Likewise.
2454 * output.h: Likewise.
2455 * parameters.cc: Likewise.
2456 * plugin.cc: Likewise.
2457 * powerpc.cc: Likewise.
2458 * reduced_debug_output.cc: Likewise.
2459 * reduced_debug_output.h: Likewise.
2460 * reloc.cc: Likewise.
2461 * reloc.h: Likewise.
2462 * resolve.cc: Likewise.
2463 * script-sections.cc: Likewise.
2464 * script.cc: Likewise.
2465 * script.h: Likewise.
2466 * sparc.cc: Likewise.
2467 * symtab.cc: Likewise.
2468 * symtab.h: Likewise.
2469 * target-select.cc: Likewise.
2470 * target-select.h: Likewise.
2471 * token.h: Likewise.
2472 * workqueue.cc: Likewise.
2473 * workqueue.h: Likewise.
2474 * x86_64.cc: Likewise.
2476 2009-12-10 Doug Kwan <dougkwan@google.com>
2478 * arm.cc (attributes.h): New include.
2479 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2480 (Arm_relobj::~Arm_relobj): Delete object pointed by
2481 attributes_section_data_.
2482 (Arm_relobj::attributes_section_data): New method definition.
2483 (Arm_relobj::attributes_section_data_): New data member declaration.
2484 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2485 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2486 attributes_section_data_.
2487 (Arm_dynobj::attributes_section_data): New method definition.
2488 (Arm_dynobj::attributes_section_data_): New data member declaration.
2489 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2490 initialization value of may_use_blx_ to false.
2491 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2492 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2493 object attributes to compute results instead of hard-coding.
2494 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2495 Target_arm::get_secondary_compatible_arch,
2496 Target_arm::set_secondary_compatible_arch
2497 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2498 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2499 New method declarations.
2500 (Target_arm::get_aeabi_object_attribute): New method definition.
2501 (Target_arm::attributes_section_data_): New data member declaration.
2502 (read_arm_attributes_section): New template definition.
2503 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2504 (Arm_dynobj::do_read_symbols): Ditto.
2505 (Target_arm::do_finalize_sections): Merge attributes sections from
2506 input. Check for BLX use after attributes section merging.
2507 Fix __exidx_start and __exidx_end visibility. Create an
2508 .ARM.attributes section if necessary.
2509 (Target_arm::get_secondary_compatible_arch,
2510 Target_arm::set_secondary_compatible_arch,
2511 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2512 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2513 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2514 New method definitions.
2516 2009-12-09 Ian Lance Taylor <iant@google.com>
2518 * plugin.cc (Plugin::load): Don't cast from void* to a function
2521 2009-12-09 Ian Lance Taylor <iant@google.com>
2523 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2526 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2528 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2529 Replace two_file_shared_1.so with two_file_shared_2.so.
2530 * testsuite/Makefile.in: Regenerated.
2532 2009-12-08 Doug Kwan <dougkwan@google.com>
2534 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2535 (HFILES): Add attributes.h and int_encoding.h.
2536 * Makefile.in: Regenerate.
2537 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2538 function definitions to int_encoding.cc
2539 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2540 prototypes to int_encoding.h
2541 * reduced_debug_output.cc (int_encoding.h): New include.
2542 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2543 function definitions to int_encoding.cc
2544 (insert_into_vector, read_from_pointer): Move template definitions to
2546 * attributes.cc: New file.
2547 * attributes.h: New file.
2548 * int_encoding.cc: New file.
2549 * int_encoding.h: New file.
2551 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2554 * incremental-dump.cc (dump_incremental_inputs): New.
2555 (main): Use dump_incremental_inputs.
2557 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2560 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2561 checking elfcpp::STT_FUNC.
2562 (Target_i386::Relocate::relocate): Likewise.
2563 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2565 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2566 symbols from shared libraries into normal FUNC symbols.
2568 * symtab.h (Symbol): Add is_func and use it.
2570 2009-12-05 Doug Kwan <dougkwan@google.com>
2572 * arm.cc (Target_arm::arm_info): Initialize new fields
2573 attributes_section and attributes_vendor.
2574 * i386.cc (Target_i386::i386_info): Same.
2575 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2576 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2577 fields attributes_section and attributes_vendor.
2578 * sparc.cc (Target_sparc::sparc_info): Same.
2579 * target.h (Target::attributes_section, Target::attributes_vendor,
2580 Target::is_attributes_section, Target::attribute_arg_type,
2581 Target::attributes_order): New method definitions.
2582 (Target::Target_info::attributes_section,
2583 Target::Target_info::attributes_vendor): New fields.
2584 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2585 virtual method definitions.
2586 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2587 attributes_section and attributes_vendor.
2588 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2590 2009-12-05 Doug Kwan <dougkwan@google.com>
2592 * arm.cc: Update comments about interworking and stub generation.
2593 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2594 considered as non-PIC.
2595 (Arm_relocate_functions::base_abs): Fix formatting.
2596 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2597 of function to use GOT entry address instead of offset.
2598 (Target_arm::Scan::global): Issue an error if a symbol would need a
2599 PLT does not get one because it is untyped. Remove code to create
2600 dynamic symbols for relative branches.
2601 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2602 takes unsigned integer instead of boolean.
2604 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2606 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2607 (two_file_test_LDADD): Likewise.
2608 (common_test_1_LDADD): Likewise.
2609 (exception_test_LDADD) Likewise.
2610 (weak_test_LDADD): Likewise.
2611 (many_sections_test_LDADD): Likewise.
2612 (initpri1_LDADD): Likewise.
2613 (script_test_1_LDADD): Likewise.
2614 (script_test_2_LDADD): Likewise.
2615 (justsyms_LDADD): Likewise.
2616 (binary_test_LDADD): Likewise.
2617 (large_LDADD): Likewise.
2618 * testsuite/Makefile.in: Regenerated.
2620 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2622 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2623 (Symbol_table::override_with_special): Likewise.
2624 (Symbol_table::add_from_object): Likewise.
2626 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2628 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2629 Don't set the data_offset twice.
2631 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2633 * testsuite/Makefile.in: Regenerate.
2635 2009-12-03 Doug Kwan <dougkwan@google.com>
2637 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2638 (Target_arm::do_finalize_sections): Add parameter for symbol table
2639 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2640 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2641 parameter for symbol table pointer.
2642 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2643 an additional parameter for a pointer to symbol table.
2644 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2645 parameter for a symbol table pointer.
2646 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2647 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2649 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2650 parameter for a symbol table pointer.
2652 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2654 * incremental.cc (Incremental_inputs_header)
2655 (Incremental_inputs_header_write, Incremental_inputs_entry)
2656 (Incremental_inputs_entry_write): Move ...
2657 * incremental.h (Incremental_inputs_header)
2658 (Incremental_inputs_header_write, Incremental_inputs_entry)
2659 (Incremental_inputs_entry_write): here.
2661 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2663 * incremental.cc (make_sized_incremental_binary): Set the target.
2664 Error if it is incompatible.
2665 * output.h (Output_file): Add filename method.
2667 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2669 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2670 from the get_* methods.
2672 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2674 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2675 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2676 Write 0 for the data_offset of scripts.
2678 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2680 * testsuite/Makefile.am: Add the incremental_test.sh test.
2681 * testsuite/incremental_test.sh: New.
2682 * testsuite/incremental_test_1.c: New.
2683 * testsuite/incremental_test_2.c: New.
2685 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2687 * incremental-dump.cc (main): Fix typos.
2689 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2692 * incremental-dump.cc (main): Use llu to print 64 bit values.
2694 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2695 H.J. Lu <hongjiu.lu@intel.com>
2697 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2699 (incremental_dump_LDADD): Likewise.
2700 * Makefile.in: Regenerated.
2702 2009-11-25 Doug Kwan <dougkwan@google.com>
2706 2009-11-25 Doug Kwan <dougkwan@google.com>
2708 * arm.cc (Target_arm::Target_arm): Move method definition
2709 outside of class definition. Add code to handle
2710 --target1-rel, --target1-abs and --target2= options.
2711 (Target_arm::get_reloc_reloc_type): Change method to be
2712 non-static and const.
2713 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2714 New data member declaration.
2715 (Target_arm::Scan::local, Target_arm::Scan::global,
2716 Target_arm::Relocate::relocate,
2717 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2718 Adjust call to Target_arm::get_real_reloc_type.
2719 (Target_arm::get_real_reloc_type): Use command line options
2720 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2721 * options.h (--target1-rel, --target1-abs, --target2): New
2724 2009-11-25 Doug Kwan <dougkwan@google.com>
2726 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2727 class definition. Add code to handle --target1-rel, --target1-abs
2728 and --target2= options.
2729 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2731 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2733 (Target_arm::Scan::local, Target_arm::Scan::global,
2734 Target_arm::Relocate::relocate,
2735 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2736 call to Target_arm::get_real_reloc_type.
2737 (Target_arm::get_real_reloc_type): Use command line options to
2738 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2739 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2742 2009-11-25 Doug Kwan <dougkwan@google.com>
2744 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2745 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2746 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2748 (Arm_relocate_functions::thm_call): Replace body with a call to
2749 Arm_relocate_functions::thumb_branch_common.
2750 (Arm_relocate_functions::thm_jump24,
2751 Arm_relocate_functions::thm_xpc22): New method definitions.
2752 (Arm_relocate_functions::thumb_branch_common): New method definition.
2753 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2755 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2756 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2758 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2760 * Makefile.am: Build incremental-dump
2761 * Makefile.in: Regenerate.
2762 * incremental-dump.cc: New.
2763 * incremental.cc (Incremental_inputs_header_data,
2764 Incremental_inputs_entry_data): Move to incremental.h
2765 * incremental.h: (Incremental_inputs_header_data,
2766 Incremental_inputs_entry_data): Move from incremental.cc
2768 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2770 * incremental.cc (Incremental_inputs_header,
2771 Incremental_inputs_header_write, Incremental_inputs_entry,
2772 Incremental_inputs_entry_write): Add a typedef with the data type.
2774 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2776 * incremental.cc (Incremental_inputs_header,
2777 Incremental_inputs_header_write, Incremental_inputs_entry,
2778 Incremental_inputs_entry_write): Update comment about which
2779 type has the filed descriptions.
2781 2009-11-15 Doug Kwan <dougkwan@google.com>
2783 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2784 (Arm_relocate_functions::arm_branch_common): Change method defintion
2785 in class definition to a method declaration and update list of formal
2787 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2788 Arm_relocation_functions::jump24): Adjust call to
2789 Arm_relocate_functions::arm_branch_common. Update list of formal
2791 (Arm_relocate_functions::xpc25): New method definition.
2792 (Arm_relocate_functions::arm_branch_common): Move method defintion
2793 out from class definition. Use stubs for mode-switching and extending
2795 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2796 specially. Change code to enable use of stubs in ARM branches.
2798 2009-11-10 Doug Kwan <dougkwan@google.com>
2800 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2801 in method declaration.
2802 (Target_arm::relocate_stub): New method declaration.
2803 (Target_arm::default_target): Change to return a pointer instead of
2805 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2806 Target_arm::default_target.
2807 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2809 (Target_arm::relocate_section): Adjust view.
2810 (Target_arm::relocate_stub): New method definition.
2812 2009-11-10 Doug Kwan <dougkwan@google.com>
2814 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2816 * incremental.cc (open_incremental_binary): Initialized local
2817 variables to avoid warnings.
2818 * object.cc (make_elf_object): Ditto.
2819 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2822 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2825 * testsuite/plugin_test.c: Include "config.h".
2827 2009-11-09 Doug Kwan <dougkwan@google.com>
2829 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2830 (arm_symbol_value): Remove.
2831 (Arm_relocate_functions::arm_branch_common,
2832 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2833 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2834 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2835 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2836 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2837 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2838 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2839 Arm_relocate_functions::thm_mobw_abs_nc,
2840 Arm_relocate_functions::thm_mov_abs,
2841 Arm_relocate_functions::movw_prel_nc,
2842 Arm_relocate_functions::thm_movt_abs,
2843 Arm_relocate_functions::movt_prel,
2844 Arm_relocate_functions::thm_movw_prel_nc,
2845 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2846 (Target_arm::Relocate::relocate): Only decompose address into two
2847 parts if relocation type uses the thumb-bit and pass the actual
2848 bit instead of a flag indicating that the thumb-bit is used. Adjust
2849 calls to methods in Arm_relocate_functions for this change.
2851 2009-11-08 Ian Lance Taylor <iant@google.com>
2854 * reloc.cc: Instantiate
2855 Sized_relobj::initialize_input_to_output_maps and
2856 Sized_relobj:free_input_to_output_maps.
2858 2009-11-06 Ian Lance Taylor <iant@google.com>
2861 * defstd.cc (in_segment): Set only_if_ref true for "end".
2863 2009-11-06 Doug Kwan <dougkwan@google.com>
2865 * arm.cc (class Reloc_stub): Correct a comment.
2866 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2867 (Target_arm::scan_section_for_stubs): New method declaration.
2868 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2869 Change methods from private to protected.
2870 (Target_arm::do_may_relax): New method definition.
2871 (Target_arm::do_relax, Target_arm::group_sections,
2872 Target_arm::scan_reloc_for_stub,
2873 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2874 (Target_arm::arm_input_section_map_): New data member declaration.
2875 (Target_arm::scan_reloc_for_stub,
2876 Target_arm::scan_reloc_section_for_stubs,
2877 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2878 Target_arm::do_relax): New method definitions.
2880 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2882 * configure.ac: Check for (struct stat)::st_mtim
2883 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2884 * config.in: Regenerate.
2885 * configure: Regenerate.
2887 2009-11-05 Ian Lance Taylor <iant@google.com>
2890 * output.cc (Output_segment::add_output_section): Add missing
2893 2009-11-04 Ian Lance Taylor <iant@google.com>
2896 * object.h (class Object): Add is_needed and set_is_needed
2897 methods. Add is_needed_ field. Make bool fields into bitfields.
2898 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2899 defined in a dynamic object and referenced by a regular object,
2900 set is_needed for the dynamic object.
2901 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2902 if the file is marked with as_needed and it is not needed.
2904 2009-11-04 Ian Lance Taylor <iant@google.com>
2907 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2908 tags if data is discarded by linker script.
2909 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2910 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2911 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2912 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2914 2009-11-04 Ian Lance Taylor <iant@google.com>
2916 * layout.cc (Layout::get_output_section): Add is_interp and
2917 is_dynamic_linker_section parameters. Change all callers.
2918 (Layout::choose_output_section): Likewise.
2919 (Layout::make_output_section): Likewise.
2920 (Layout::add_output_section_data): Add is_dynamic_linker_section
2921 parameter. Change all callers.
2922 * layout.h (class Layout): Update declarations.
2923 * output.h (class Output_section): Add is_interp, set_is_interp,
2924 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2925 Add is_interp_, is_dynamic_linker_section_ fields. Change
2926 generate_code_fills_at_write_ to a bitfield.
2927 * output.cc (Output_section::Output_sections): Initialize new
2929 (Output_segment::add_output_section): Add do_sort parameter.
2932 2009-11-03 Ian Lance Taylor <iant@google.com>
2935 * options.h (class General_options): Add --warn-common.
2936 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2937 merging two common symbols.
2938 (Symbol_table::should_override): Handle --warn-common when merging
2939 a common symbol with a defined symbol. Use report_resolve_problem
2940 for multiple definitions.
2941 (Symbol_table::report_resolve_problem): New function.
2942 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2944 2009-11-03 Doug Kwan <dougkwan@google.com>
2946 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2948 (Target_arm::stub_factory): New method definition.
2949 (Target_arm::new_arm_input_section,
2950 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2951 Target_arm::reloc_uses_thumb_bit): New method declarations.
2952 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2953 New type definitions.
2954 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2955 member declarations.
2956 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2957 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2958 New method definitions.
2960 2009-11-03 Ian Lance Taylor <iant@google.com>
2962 * options.h (class General_options): Add --warn_constructors.
2964 2009-11-03 Ian Lance Taylor <iant@google.com>
2967 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2968 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2970 2009-11-03 Ian Lance Taylor <iant@google.com>
2973 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2974 --msgid-bugs-address.
2975 (install-pdf): New target.
2976 (install-data_yes): Look up one directory to find mkinstalldirs.
2978 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2980 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2983 2009-10-30 Doug Kwan <dougkwan@google.com>
2985 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2987 2009-10-30 Doug Kwan <dougkwan@google.com>
2989 * arm.cc (Stub_addend_reader): New struct template definition
2990 and partial specializations.
2991 (Stub_addend_reader::operator()): New method definition for a
2992 partially specialized template.
2994 2009-10-30 Doug Kwan <dougkwan@google.com>
2996 * arm.cc (Arm_relobj::processor_specific_flags): New method
2998 (Arm_relobj::do_read_symbols): New method declaration.
2999 (Arm_relobj::processor_specific_flags_): New data member declaration.
3000 (Arm_dynobj): New class definition.
3001 (Target_arm::do_finalize_sections): Add input_objects parameter.
3002 (Target_arm::do_adjust_elf_header): New method declaration.
3003 (Target_arm::are_eabi_versions_compatible,
3004 (Target_arm::merge_processor_specific_flags): New method declaration.
3005 (Target_arm::do_make_elf_object): New overloaded method definitions
3007 (Arm_relobj::do_read_symbols): New method definition.
3008 (Arm_dynobj::do_read_symbols): Ditto.
3009 (Target_arm::do_finalize_sections): Add input_objects parameters.
3010 Merge processor-specific flags from all input objects.
3011 (Target_arm::are_eabi_versions_compatible,
3012 Target_arm::merge_processor_specific_flags,
3013 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3014 New method definitions.
3015 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3016 Input_objects pointer type parameter.
3017 * layout.cc (Layout::finalize): Pass input objects to target's.
3018 finalize_sections function.
3019 * output.cc (Output_file_header::do_sized_write): Set ELF file
3020 header's processor-specific flags.
3021 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3022 Input_objects pointer type parameter.
3023 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3024 * target.h (Input_objects): New forward class declaration.
3025 (Target::processor_specific_flags,
3026 Target::are_processor_specific_flags_sect): New method definitions.
3027 (Target::finalize_sections): Add input_objects parameter.
3028 (Target::Target): Initialize processor_specific_flags_ and
3029 are_processor_specific_flags_set_.
3030 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3032 (Target::set_processor_specific_flags): New method definition.
3033 (Target::processor_specific_flags_,
3034 Target::are_processor_specific_flags_set_): New data member
3036 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3037 Input_objects pointer type parameter.
3039 2009-10-30 Doug Kwan <dougkwan@google.com>
3041 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3043 2009-10-28 Ian Lance Taylor <iant@google.com>
3045 * object.h (class Relobj): Drop options parameter from
3046 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3047 do_scan_relocs, do_relocate. Change all callers.
3048 (class Sized_relobj): Drop options parameters from
3049 do_gc_process_relocs, do_scan_relocs, do_relocate,
3050 do_relocate_sections, relocate_sections, emit_relocs_scan,
3051 emit_relocs_scan_reltype. Change all callers.
3052 (struct Relocate_info): Remove options field and all references to
3054 * reloc.h (class Read_relocs): Remove options constructor
3055 parameter and options_ field. Change all callers.
3056 (class Gc_process_relocs, class Scan_relocs): Likewise.
3057 (class Relocate_task): Likewise.
3058 * target-reloc.h (scan_relocs): Remove options parameter. Change
3060 (scan_relocatable_relocs): Likewise.
3061 * target.h (class Sized_target): Remove options parameter from
3062 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3064 * gc.h (gc_process_relocs): Remove options parameter. Change all
3066 * arm.cc: Update functions to remove options parameters.
3067 * i386.cc: Likewise.
3068 * powerpc.cc: Likewise.
3069 * sparc.cc: Likewise.
3070 * x86_64.cc: Likewise.
3071 * testsuite/testfile.cc: Likewise.
3073 2009-10-28 Doug Kwan <dougkwan@google.com>
3075 * arm.cc (Arm_relobj): New class definition.
3076 (Arm_relobj::scan_sections_for_stubs,
3077 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3078 New method definitions.
3080 2009-10-28 Cary Coutant <ccoutant@google.com>
3082 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3083 (Plugin::cleanup_done_): New member.
3084 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3085 (Plugin_manager::cleanup_done_): Remove.
3086 (Plugin_manager::add_input_file): Edit error message.
3087 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3088 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3090 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3092 * fileread.cc: (File_read::View::~View): Use the new
3093 data_ownership_ filed.
3094 (File_read::~File_read): Dispose the new whole_file_view_.
3095 (File_read::open): Mmap the whole file if needed.
3096 (File_read::open): Use whole_file_view_ instead of contents_.
3097 (File_read::find_view): Use whole_file_view_ if applicable.
3098 (File_read::do_read): Use whole_file_view_ instead of contents_.
3099 (File_read::make_view): Use whole_file_view_ instead of contents_,
3100 update File_read::View::View call.
3101 (File_read::find_or_make_view): Update File_read::View::View
3103 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3105 (File_read::View::Data_ownership): New enum.
3106 (File_read::View::View): Replace bool mapped_ with Data_ownership
3108 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3109 (File_read::View::data_ownership_): New field.
3110 (File_read::contents_): Remove (replaced by whole_file_view_).
3111 (File_read::whole_file_view_): New field.
3112 * options.h (class General_options): Add --keep-files-mapped.
3114 2009-10-27 Cary Coutant <ccoutant@google.com>
3116 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3117 * testsuite/Makefile.am (plugin_test_5): New test case.
3118 * testsuite/Makefile.in: Regenerate.
3120 2009-10-25 Doug Kwan <dougkwan@google.com>
3122 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3123 from private to protected to allow access by child class.
3124 (Sized_relobj::do_relocate_sections): New method declaration.
3125 (Sized_relobj::relocate_sections): Virtualize.
3126 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3127 Sized_relobj::relocate_sections. Instantiate template explicitly
3128 for different target sizes and endianity.
3130 2009-10-24 Doug Kwan <dougkwan@google.com>
3132 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3133 (Arm_input_section::as_arm_input_section): New method.
3134 (Arm_output_section): New class definition.
3135 (Arm_output_section::create_stub_group,
3136 Arm_output_section::group_sections): New method definitions.
3138 2009-10-22 Doug Kwan <dougkwan@google.com>
3140 * arm.cc (Arm_input_section): New class definition.
3141 (Arm_input_section::init, Arm_input_section:do_write,
3142 Arm_input_section::set_final_data_size,
3143 Arm_input_section::do_reset_address_and_file_offset): New method
3146 2009-10-21 Doug Kwan <dougkwan@google.com>
3148 * arm.cc (Stub_table, Arm_input_section): New forward class
3150 (Stub_table): New class defintion.
3151 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3152 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3153 New method definition.
3155 2009-10-21 Doug Kwan <dougkwan@google.com>
3157 * arm.cc: Update copyright comments.
3158 (Target_arm): New forward class template declaration.
3159 (Arm_address): New type.
3160 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3161 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3162 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3164 (Insn_template): Same.
3165 (DEF_STUBS): New macro.
3166 (Stub_type): New enum type.
3167 (Stub_template): New class definition.
3170 (Stub_factory): Same.
3171 (Target_arm::Target_arm): Initialize may_use_blx_ and
3172 should_force_pic_veneer_.
3173 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3174 Target_arm::should_force_pic_veneer,
3175 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3176 Target_arm::using_thumb_only, Target_arm:;default_target): New
3178 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3179 New data member declarations.
3180 (Insn_template::size, Insn_template::alignment): New method defintions.
3181 (Stub_template::Stub_template): New method definition.
3182 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3183 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3184 (Stub_factory::Stub_factory): New method definition.
3185 * gold.h (string_hash): New template.
3186 * output.h (Input_section_specifier::hash_value): Use
3188 (Input_section_specifier::string_hash): Remove.
3189 * stringpool.cc (Stringpool_template::string_hash): Use
3192 2009-10-20 Doug Kwan <dougkwan@google.com>
3194 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3195 symbols of relaxed input sections.
3196 * output.h (Output_section::find_relaxed_input_section): Make
3199 2009-10-16 Doug Kwan <dougkwan@google.com>
3201 * dynobj.cc (Versions::Versions): Initialize version_script_.
3202 Only insert base version symbol definition for a shared object
3203 if version script defines any version versions.
3204 (Versions::define_base_version): New method definition.
3205 (Versions::add_def): Check that base version is not needed.
3206 (Versions::add_need): Define base version lazily.
3207 * dynobj.h (Versions::define_base_version): New method declaration.
3208 (Versions::needs_base_version_): New data member declaration.
3209 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3210 (check_DATA): Add no_version_test.stdout.
3211 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3213 * testsuite/Makefile.in: Regenerate.
3214 * testsuite/no_version_test.c: New file.
3215 * testsuite/no_version_test.sh: Ditto.
3217 2009-10-16 Doug Kwan <dougkwan@google.com>
3219 * expression.cc (class Segment_start_expression): New class definition.
3220 (Segment_start_expression::value): New method definition.
3221 (script_exp_function_segment_start): Return a new
3222 Segment_start_expression.
3223 * gold/script-c.h (script_saw_segment_start_expression): New function
3225 * script-sections.cc (Script_sections::Script_sections): Initialize
3226 SAW_SEGMENT_START_EXPRESSION_ to false.
3227 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3228 and -Tbbs options to specify section addresses if given in
3229 command line and no SEGMENT_START expression is seen in a script.
3230 * script-sections.h (Script_sections::saw_segment_start_expression,
3231 Script_sections::set_saw_segment_start_expression): New method
3233 (Script_sections::saw_segment_start_expression_): New data member
3235 * script.cc (script_saw_segment_start_expression): New function.
3236 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3237 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3238 script_test_7.sh and script_test_8.sh.
3239 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3240 script_test_8.stdout.
3241 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3242 (script_test_6, script_test_6.stdout, script_test_7,
3243 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3244 * Makefile.in: Regenerate.
3245 * testsuite/script_test_6.sh: New file.
3246 * testsuite/script_test_6.t: Same.
3247 * testsuite/script_test_7.sh: Same.
3248 * testsuite/script_test_7.t: Same.
3249 * testsuite/script_test_8.sh: Same.
3251 2009-10-16 Doug Kwan <dougkwan@google.com>
3253 * output.cc (Output_segment::set_section_list_address): Cast
3254 expressions to unsigned long long type to avoid format warnings.
3256 2009-10-15 Ian Lance Taylor <iant@google.com>
3258 * script.cc (Script_options::add_symbol_assignment): Always add a
3259 dot assignment to script_sections_.
3260 * script-sections.cc (Script_sections::add_dot_assignment):
3261 Initialize if necessary.
3263 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3264 program headers with no load segment if there is a linker script.
3266 * layout.cc (Layout::set_segment_offsets): Align the file offset
3267 to the segment aligment for -N or -n with no load segment.
3268 * output.cc (Output_segment::add_output_section): Don't crash if
3269 the first section is a TLS section.
3270 (Output_segment::set_section_list_addresses): Print an error
3271 message if the address moves backward in a linker script.
3272 * script-sections.cc
3273 (Output_section_element_input::set_section_addresses): Don't
3274 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3275 (Orphan_output_section::set_section_addresses): Likewise.
3277 2009-10-15 Doug Kwan <dougkwan@google.com>
3279 * layout.cc (Layout::finish_dynamic_section): Generate tags
3280 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3281 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3282 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3284 2009-10-14 Ian Lance Taylor <iant@google.com>
3286 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3288 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3289 data_shdr fields of relinfo.
3290 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3291 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3292 R_386_TLS_LDO_32, adjust based on section flags.
3293 (Target_i386::Relocate::fix_up_ldo): Remove.
3295 2009-10-13 Ian Lance Taylor <iant@google.com>
3297 Add support for -pie.
3298 * options.h (class General_options): Add -pie and
3300 (General_options::output_is_position_independent): Test -pie.
3301 (General_options::output_is_executable): Return true if not shared
3302 and not relocatable.
3303 (General_options::output_is_pie): Remove.
3304 * options.cc (General_options::finalize): Reject incompatible uses
3306 * gold.cc (queue_middle_tasks): A -pie link is not static.
3307 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3308 * symtab.cc (Symbol::final_value_is_known): Return false if
3309 output_is_position_independent.
3310 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3311 output_is_position_independent.
3312 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3313 output_is_position_independent.
3314 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3315 output_is_position_independent.
3316 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3318 (basic_pie_test.o, basic_pie_test): New targets.
3319 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3320 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3321 (two_file_pie_test): New target.
3322 * testsuite/Makefile.in: Rebuild.
3323 * README: Remove note saying that -pie is not supported.
3325 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3327 * options.h (class General_options): Add -init and -fini.
3328 * layout.cc (Layout::finish_dynamic_section): Emit
3329 given init and fini functions.
3331 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3333 * gc.h (gc_process_relocs): Check if icf is enabled using new
3335 * gold.cc (queue_initial_tasks): Likewise.
3336 (queue_middle_tasks): Likewise.
3337 * object.cc (do_layout): Likewise.
3338 * symtab.cc (is_section_folded): Likewise.
3339 * main.cc (main): Likewise.
3340 * reloc.cc (Read_relocs::run): Likewise.
3341 (Sized_relobj::do_scan_relocs): Likewise.
3342 * icf.cc (is_function_ctor_or_dtor): New function.
3343 (Icf::find_identical_sections): Check if function is ctor or dtor when
3345 * options.h (General_options::icf): Change option to be an enum.
3346 (Icf_status): New enum.
3347 (icf_enabled): New method.
3348 (icf_safe_folding): New method.
3349 (set_icf_status): New method.
3350 (icf_status_): New variable.
3351 * (options.cc) (General_options::finalize): Set icf_status_.
3352 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3353 icf_test and icf_keep_unique_test to use the --icf enum flag.
3354 * testsuite/icf_safe_test.sh: New file.
3355 * testsuite/icf_safe_test.cc: New file.
3357 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3359 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3360 includes to gc.h and icf.h.
3361 * arm.cc: Include gc.h.
3362 * gold.cc: Likewise.
3363 * i386.cc: Likewise.
3364 * powerpc.cc: Likewise.
3365 * sparc.cc: Likewise.
3366 * x86_64.cc: Likewise.
3367 * gc.h: Include icf.h.
3369 2009-10-11 Ian Lance Taylor <iant@google.com>
3371 * plugin.cc: Include "gold.h" before other header files.
3373 2009-10-10 Chris Demetriou <cgd@google.com>
3375 * options.h (Input_file_argument::Input_file_type): New enum.
3376 (Input_file_argument::is_lib_): Replace with...
3377 (Input_file_argument::type_): New member.
3378 (Input_file_argument::Input_file_argument): Take Input_file_type
3379 'type' rather than boolean 'is_lib' as second argument.
3380 (Input_file_argument::is_lib): Use type_.
3381 (Input_file_argument::is_searched_file): New function.
3382 (Input_file_argument::may_need_search): Handle is_searched_file.
3383 * options.cc (General_options::parse_library): Support -l:filename.
3384 (General_options::parse_just_symbols): Update for Input_file_argument
3386 (Command_line::process): Likewise.
3387 * archive.cc (Archive::get_file_and_offset): Likewise.
3388 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3389 * script.cc (read_script_file, script_add_file): Likewise.
3390 * fileread.cc (Input_file::Input_file): Likewise.
3391 (Input_file::will_search_for): Handle is_searched_file.
3392 (Input_file::open): Likewise.
3393 * readsyms.cc (Read_symbols::get_name): Likewise.
3394 * testsuite/Makefile.am (searched_file_test): New test.
3395 * testsuite/Makefile.in: Regenerate.
3396 * testsuite/searched_file_test.cc: New file.
3397 * testsuite/searched_file_test_lib.cc: New file.
3399 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3400 Ian Lance Taylor <iant@google.com>
3402 * descriptor.cc: Include <cstdio> and "binary-io.h".
3403 (Descriptors::open): Open the files in binary mode always.
3404 * script.cc (Lex::get_token): Treat \r as whitespace.
3406 2009-10-09 Ian Lance Taylor <iant@google.com>
3408 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3410 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3411 Ian Lance Taylor <iant@google.com>
3413 * configure.ac: Check for readv function also.
3414 * fileread.cc (readv): Define if not HAVE_READV.
3415 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3417 * config.in: Regenerate.
3418 * configure: Regenerate.
3420 2009-10-09 Doug Kwan <dougkwan@google.com>
3422 * layout.cc (Layout::make_output_section): Call target hook to make
3423 ordinary output section.
3424 (Layout::finalize): Adjust parameter list of call the
3425 Target::may_relax().
3426 * layout.h (class Layout::section_list): New method.
3427 * merge.h (Output_merge_base::entsize): Change visibility to public.
3428 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3430 (Output_merge_string::do_is_string): New method.
3431 * object.cc (Sized_relobj::do_setup): renamed from
3432 Sized_relobj::set_up.
3433 * object.h (Sized_relobj::adjust_shndx,
3434 Sized_relobj::initializ_input_to_output_maps,
3435 Sized_relobj::free_input_to_output_maps): Change visibilities to
3437 (Sized_relobj::setup): Virtualize.
3438 (Sized_relobj::do_setup): New method declaration.
3439 (Sized_relobj::invalidate_section_offset,
3440 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3441 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3442 * options.cc (parse_int): New function.
3443 * options.h (parse_int): New declaration.
3444 (DEFINE_int): New macro.
3445 (stub_group_size): New option.
3446 * output.cc (Output_section::Output_section): Initialize memebers
3447 merge_section_map_, merge_section_by_properties_map_,
3448 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3449 (Output_section::add_input_section): Handled deferred code-fill
3450 generation and remove an old comment.
3451 (Output_section::add_relaxed_input_section): New method definition.
3452 (Output_section::add_merge_input_section): Use merge section by
3453 properties map to speed to search. Update merge section maps
3455 (Output_section::build_relaxation_map): New method definition.
3456 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3458 (Output_section::relax_input_section): Renamed to
3459 Output_section::convert_input_sections_to_relaxed_sections and change
3460 interface to take a vector of pointers to relaxed sections.
3461 (Output_section::find_merge_section,
3462 Output_section::find_relaxed_input_section): New method definitions.
3463 (Output_section::is_input_address_mapped,
3464 Output_section::output_offset, Output_section::output_address):
3465 Use output section data maps to speed up searching.
3466 (Output_section::find_starting_output_address): Add comments.
3467 (Output_section::do_write,
3468 Output_section::write_to_postprocessing_buffer): Do code-fill
3469 generation as appropriate.
3470 (Output_section::get_input_sections): Invalidate relaxed input section
3472 (Output_section::restore_states): Adjust type of checkpoint .
3473 Invalidate relaxed input section map.
3474 * output.h (Output_merge_base): New class declaration.
3475 (Input_section_specifier): New class defintion.
3476 (class Output_relaxed_input_section) Change base class to
3477 Output_section_data_build.
3478 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3479 base class initializer.
3480 (Output_section::add_relaxed_input_section): New method declaration.
3481 (Output_section::Input_section): Change visibility to protected.
3482 (Output_section::Input_section::relobj,
3483 Output_section::Input_section::shndx): Handle relaxed input sections.
3484 Output_section::input_sections) Change visibility to protected. Also
3485 define overload to return a non-const pointer.
3486 (Output_section::Merge_section_properties): New class defintion.
3487 (Output_section::Merge_section_by_properties_map,
3488 Output_section::Output_section_data_by_input_section_map,
3489 Output_section::Relaxation_map): New types.
3490 (Output_section::relax_input_section): Rename method to
3491 Output_section::convert_input_sections_to_relaxed_sections and change
3492 interface to take a vector of relaxed section pointers.
3493 (Output_section::find_merge_section,
3494 Output_section::find_relaxed_input_section,
3495 Output_section::build_relaxation_map,
3496 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3497 New method declarations.
3498 (Output_section::merge_section_map_
3499 Output_section::merge_section_by_properties_map_,
3500 Output_section::relaxed_input_section_map_,
3501 Output_section::is_relaxed_input_section_map_valid_,
3502 Output_section::generate_code_fills_at_write_): New data members.
3503 * script-sections.cc
3504 (Output_section_element_input::set_section_addresses): Call
3505 current_data_size and addralign methods of relaxed input sections.
3506 (Orphan_output_section::set_section_addresses): Call current_data_size
3507 and addralign methods of relaxed input sections.
3508 * symtab.cc (Symbol_table::compute_final_value): Extract template
3509 from the body of Symbol_table::sized_finalize_symbol.
3510 (Symbol_table::sized_finalized_symbol): Call
3511 Symbol_table::compute_final_value.
3512 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3513 (Symbol_table::compute_final_value): New templated method declaration.
3514 * target.cc (Target::do_make_output_section): New method defintion.
3515 * target.h (Target::make_output_section): New method declaration.
3516 (Target::relax): Add more parameters for input objects, symbol table
3517 and layout. Adjust call to do_relax.
3518 (Target::do_make_output_section): New method declaration.
3519 (Target::do_relax): Add parameters for input objects, symbol table
3522 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3524 * pread.c: Include stdio.h.
3526 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3528 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3531 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3533 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3534 Change read_shndx type to unsigned int.
3535 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3537 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3538 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3539 Change read_shndx type to unsigned int.
3540 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3542 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3543 * layout.cc (Layout::create_symtab_sections): Cast the result of
3544 local_symcount * symsize to off_t in the gold_assert.
3546 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3548 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3549 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3551 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3552 (Arm_relocate_functions::thm_abs5): New function.
3553 (Arm_relocate_functions::abs12): New function.
3554 (Arm_relocate_functions::abs16): New function.
3555 (Arm_relocate_functions::base_abs): New function.
3556 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3557 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3558 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3560 (Scan::global): Likewise.
3561 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3562 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3563 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3564 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3567 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3569 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3570 (Arm_relocate_functions::movt_prel): New function.
3571 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3572 (Arm_relocate_functions::thm_movt_prel): New function.
3573 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3574 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3575 (Scan::global, Relocate::relocate): Likewise.
3576 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3578 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3580 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3581 Incremental_checker.
3582 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3584 (class Incremental_inputs_header): New class.
3585 (Incremental_inputs_header_writer): Edit comment.
3586 (Incremental_inputs_entry): New class.
3587 (Incremental_inputs_entry_writer): Edit comment.
3588 (Sized_incremental_binary::do_find_incremental_inputs_section):
3589 Add *strtab_shndx parameter, fill it.
3590 (Sized_incremental_binary::do_check_inputs): New method.
3591 (Incremental_checker::can_incrementally_link_output_file): Use
3592 Sized_incremental_binary::check_inputs.
3593 (Incremental_inputs::report_command_line): Save command line in
3596 (Incremental_binary::find_incremental_inputs_section): New
3598 (Incremental_binary::do_find_incremental_inputs_section): Add
3599 strtab_shndx parameter.
3600 (Incremental_binary::do_check_inputs): New pure virtual method.
3601 (Sized_incremental_binary::do_check_inputs): Declare.
3602 (Incremental_checker::Incremental_checker): Add incremental_inputs
3603 parameter, use it to initialize incremental_inputs_.
3604 (Incremental_checker::incremental_inputs_): New field.
3605 (Incremental_checker::command_line): New method.
3606 (Incremental_checker::inputs): New method.
3607 (Incremental_checker::command_line_): New field.
3609 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3611 * incremental.cc: Include <cstdarg> and "target-select.h".
3612 (vexplain_no_incremental): New function.
3613 (explain_no_incremental): New function.
3614 (Incremental_binary::error): New method.
3615 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3617 (make_sized_incremental_binary): New function.
3618 (open_incremental_binary): New function.
3619 (can_incrementally_link_file): Add checks if output is ELF and has
3621 * incremental.h: Include "elfcpp_file.h" and "output.h".
3622 (Incremental_binary): New class.
3623 (Sized_incremental_binary): New class.
3624 (open_incremental_binary): Declare.
3625 * object.cc (is_elf_object): Use
3626 elfcpp::Elf_recognizer::is_elf_file.
3627 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3628 * output.h (Output_file::filesize): New method.
3630 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3632 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3634 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3635 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3637 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3639 (Arm_relocate_functions::movw_abs_nc): New function.
3640 (Arm_relocate_functions::movt_abs): New function.
3641 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3642 (Arm_relocate_functions::thm_movt_abs): New function.
3643 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3644 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3645 (Scan::global): Likewise.
3646 (Relocate::relocate): Likewise.
3647 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3649 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3651 * arm.cc (Arm_relocate_functions::got_prel) New function.
3652 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3653 (Relocate::relocate): Likewise.
3654 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3656 2009-10-06 Ian Lance Taylor <iant@google.com>
3658 * options.h (class General_options): Define
3659 split_stack_adjust_size parameter.
3660 * object.h (class Object): Add uses_split_stack_ and
3661 has_no_split_stack_ fields. Add uses_split_stack and
3662 has_no_split_stack accessor functions. Declare
3663 handle_split_stack_section.
3664 (class Reloc_symbol_changes): Define.
3665 (class Sized_relobj): Define Function_offsets. Declare
3666 split_stack_adjust, split_stack_adjust_reltype, and
3668 * object.cc (Object::handle_split_stack_section): New function.
3669 (Sized_relobj::do_layout): Call handle_split_stack_section.
3670 * dynobj.cc (Sized_dynobj::do_layout): Call
3671 handle_split_stack_section.
3672 * reloc.cc (Sized_relobj::relocate_sections): Call
3673 split_stack_adjust for executable sections in split_stack
3674 objects. Pass reloc_map to relocate_section.
3675 (Sized_relobj::split_stack_adjust): New function.
3676 (Sized_relobj::split_stack_adjust_reltype): New function.
3677 (Sized_relobj::find_functions): New function.
3678 * target-reloc.h: Include "object.h".
3679 (relocate_section): Add reloc_symbol_changes parameter. Change
3681 * target.h (class Target): Add calls_non_split method. Declare
3682 do_calls_non_split virtual method. Declare match_view and
3684 * target.cc: Include "elfcpp.h".
3685 (Target::do_calls_non_split): New function.
3686 (Target::match_view): New function.
3687 (Target::set_view_to_nop): New function.
3688 * gold.cc (queue_middle_tasks): Give an error if mixing
3689 split-stack and non-split-stack objects with -r.
3690 * i386.cc (Target_i386::relocate_section): Add
3691 reloc_symbol_changes parameter.
3692 (Target_i386::do_calls_non_split): New function.
3693 * x86_64.cc (Target_x86_64::relocate_section): Add
3694 reloc_symbol_changes parameter.
3695 (Target_x86_64::do_calls_non_split): New function.
3696 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3698 * powerpc.cc (Target_powerpc::relocate_section): Add
3699 reloc_symbol_changes parameter.
3700 * sparc.cc (Target_sparc::relocate_section): Add
3701 reloc_symbol_changes parameter.
3702 * configure.ac: Call AM_CONDITIONAL for the default target.
3703 * configure: Rebuild.
3704 * testsuite/Makefile.am (TEST_AS): New variable.
3705 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3706 (check_DATA): Add split_i386 and split_x86_64 files.
3707 (SPLIT_DEFSYMS): Define.
3708 (split_i386_[1234n].o): New targets.
3709 (split_i386_[124]): New targets.
3710 (split_i386_[1234r].stdout): New targets.
3711 (split_x86_64_[1234n].o): New targets.
3712 (split_x86_64_[124]): New targets.
3713 (split_x86_64_[1234r].stdout): New targets.
3714 (MOSTLYCLEANFILES): Add new executables.
3715 * testsuite/split_i386.sh: New file.
3716 * testsuite/split_x86_64.sh: New file.
3717 * testsuite/split_i386_1.s: New file.
3718 * testsuite/split_i386_2.s: New file.
3719 * testsuite/split_i386_3.s: New file.
3720 * testsuite/split_i386_4.s: New file.
3721 * testsuite/split_i386_n.s: New file.
3722 * testsuite/split_x86_64_1.s: New file.
3723 * testsuite/split_x86_64_2.s: New file.
3724 * testsuite/split_x86_64_3.s: New file.
3725 * testsuite/split_x86_64_4.s: New file.
3726 * testsuite/split_x86_64_n.s: New file.
3727 * testsuite/testfile.cc (Target_test): Update relocation_section
3729 * testsuite/Makefile.in: Rebuild.
3731 2009-10-06 Ian Lance Taylor <iant@google.com>
3733 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3734 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3735 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3736 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3737 the address on ldo_addrs_.
3738 (Target_i386::Relocate::fix_up_ldo): New function.
3740 2009-10-06 Rafael Espindola <espindola@google.com>
3742 * plugin.cc (add_input_library): New.
3743 (Plugin::load): Add add_input_library to tv.
3744 (Plugin_manager::add_input_file): Add the is_lib argument.
3745 (add_input_file): Update call to Plugin_manager::add_input_file.
3746 (add_input_library): New.
3747 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3749 2009-09-30 Doug Kwan <dougkwan@google.com>
3751 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3752 symbol and call Symbol::may_need_copy_reloc to determine if
3753 a copy reloc is needed.
3754 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3755 nocopyreloc is given in command line.
3756 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3757 given in command line.
3758 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3759 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3760 of the removed Target_i386::may_need_copy_reloc.
3761 * options.h (copyreloc): New option with default value false.
3762 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3763 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3764 instead of the removed Target_powerpc::may_need_copy_reloc.
3765 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3766 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3767 instead of the removed Target_sparc::may_need_copy_reloc.
3768 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3769 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3770 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3771 instead of the removed Target_x86_64::may_need_copy_reloc.
3773 2009-09-30 Ian Lance Taylor <iant@google.com>
3775 * object.h (class Object): Remove target_ field, and target,
3776 sized_target, and set_target methods.
3777 (Object::sized_target): Remove.
3778 (class Sized_relobj): Update declarations. Remove sized_target.
3779 * object.cc (Sized_relobj::setup): Remove target parameter.
3781 (Input_objects::add_object): Don't do anything with the target.
3782 (make_elf_sized_object): Add punconfigured parameter. Change all
3783 callers. Set or test parameter target.
3784 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3786 * parameters.cc (Parameters::set_target): Change parameter type to
3788 (Parameters::default_target): Remove.
3789 (set_parameters_target): Change parameter type to be non-const.
3790 (parameters_force_valid_target): New function.
3791 (parameters_clear_target): New function.
3792 * parameters.h (class Parameters): Update declarations. Remove
3793 default_target method. Add sized_target and clear_target
3794 methods. Change target_ to be non-const.
3795 (set_parameters_target): Update declaration.
3796 (parameters_force_valid_target): Declare.
3797 (parameters_clear_target): Declare.
3798 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3799 as NULL if we aren't searching.
3800 (Add_symbols::run): Don't check for compatible target.
3801 * fileread.cc (Input_file::open_binary): Call
3802 parameters_force_valid_target.
3803 * gold.cc (queue_middle_tasks): Likewise.
3804 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3805 set_target on object.
3806 * dynobj.h (class Sized_dynobj): Update declarations.
3807 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3808 make_elf_object returns NULL.
3809 (Archive::include_member): Don't check whether object target is
3811 * output.cc (Output_section::add_input_section): Get target from
3813 (Output_section::relax_input_section): Likewise.
3814 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3816 (Sized_relobj::do_scan_relocs): Likewise.
3817 (Sized_relobj::relocate_sections): Likewise.
3818 * resolve.cc (Symbol_table::resolve): Likewise.
3819 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3820 parameter. Change all callers.
3821 (Symbol_table::add_from_object): Get target from parameters.
3822 (Symbol_table::add_from_relobj): Don't check object target.
3823 (Symbol_table::add_from_dynobj): Likewise.
3824 (Symbol_table::define_special_symbol): Get target from
3826 * symtab.h (class Symbol_table): Update declaration.
3827 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3828 parameter. Change all callers. Clear parameter target.
3829 (Binary_test): Test target here.
3830 * testsuite/object_unittest.cc (gold_testsuite): Remove
3831 target_test_pointer parameter. Change all callers.
3832 (Object_test): Test target here.
3834 2009-09-26 Ian Lance Taylor <iant@google.com>
3836 * testsuite/initpri1.c: Don't try to use constructor priorities if
3837 compiling with gcc before 4.3.
3839 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3841 * testsuite/retain_symbols_file_test.sh (check_present): Change
3842 output file name to retain_symbols_file_test.stdout.
3843 (check_absent): Likewise.
3845 2009-09-18 Craig Silverstein <csilvers@google.com>
3847 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3848 * options.cc: Include <cerrno> and <fstream>.
3849 (General_options::finalize): Parse -retain-symbols-file tag.
3850 * options.h: New flag.
3851 (General_options): New method should_retain_symbol, new
3852 variable symbols_to_retain.
3853 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3854 should_retain_symbol map.
3855 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3856 * testsuite/Makefile.in: Regenerate.
3857 * testsuite/retain_symbols_file_test.sh: New file.
3859 2009-09-18 Nick Clifton <nickc@redhat.com>
3861 * po/es.po: Updated Spanish translation.
3863 2009-09-17 Doug Kwan <dougkwan@google.com>
3865 * debug.h (DEBUG_RELAXATION): New constant.
3866 (DEBUG_ALL): Add DEBUG_RELAXATION.
3867 (debug_string_to_enum): Add relaxation debug option.
3869 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3870 Layout::Relaxation_debug_check::read_sections,
3871 Layout::Relaxation_debug_check::read_sections): New method definitions.
3872 (Layout::Layout): Initialize data members
3873 record_output_section_data_from_scrips_,
3874 script_output_section_data_list_ and relaxation_debug_check_.
3875 (Layout::save_segments, Layout::restore_segments,
3876 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3877 Layout::relaxation_loop_body): New method definitions.
3878 (Layout::finalize): Support relaxation. Move section layout code to
3879 Layout::relaxation_loop_body.
3880 (Layout::set_asection_address_from_script): Move code for orphan
3881 section placement out.
3882 (Layout::place_orphan_sections_in_script): New method definition.
3883 * layout.h (Output_segment_headers, Output_file_header):
3884 New forward class declarations.
3885 (Layout::~Layout): Define.
3886 (Layout::new_output_section_data_from_script): New method definition.
3887 (Layout::place_orphan_sections_in_script): New method declaration.
3888 (Layout::Segment_states): New type declaration.
3889 (Layout::save_segments, Layout::restore_segments,
3890 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3891 Layout::relaxation_loop_body): New method declarations.
3892 (Layout::Output_section_data_list): New type declaration.
3893 (Layout::Relaxation_debug_check): New class definition.
3894 (Layout::record_output_section_data_from_script_,
3895 Layout::script_output_section_data_list_, Layout::segment_states_,
3896 Layout::relaxation_debug_check_): New data members.
3897 * output.cc: (Output_section_headers::do_size): New method definition.
3898 (Output_section_headers::Output_section_headers): Move size
3899 computation to Output_section_headers::do_size.
3900 (Output_segment_headers::do_size): New method definition.
3901 (Output_file_header::Output_file_header): Move size computation to
3902 Output_file_header::do_size and call it.
3903 (Output_file_header::do_size): New method definition.
3904 (Output_data_group::Output_data_group): Adjust call to
3905 Output_section_data.
3906 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3907 (Output_symtab_xindex::do_write): Add array bound check.
3908 (Output_section::Input_section::print_to_mapfile): Handle
3909 RELAXED_INPUT_SECTION_CODE.
3910 (Output_section::Output_section): Initialize data member checkpoint_.
3911 (Output_section::~Output_section): Delete checkpoint object pointed
3913 (Output_section::add_input_section): Always add an Input_section if
3915 (Output_section::add_merge_input_section): Add assert.
3916 (Output_section::relax_input_section): New method definition.
3917 (Output_section::set_final_data_size): Set load address to zero for
3918 an unallocated section.
3919 (Output_section::do_address_and_file_offset_have_reset_values):
3920 New method definition.
3921 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3922 Handle relaxed input section.
3923 (Output_section::sort_attached_input_sections): Checkpoint input
3924 section list lazily.
3925 (Output_section::get_input_sections): Change type of input_sections to
3926 list of Simple_input_section pointers. Checkpoint input section list
3927 lazily. Also handle relaxed input sections.
3928 (Output_section::add_input_section_for_script): Take a reference to
3929 a Simple_input_section object instead of Relobj pointer and section
3930 index as parameter. Handle relaxed input sections.
3931 (Output_section::save_states, Output_section::restore_states): New
3933 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3934 (Output_data::is_data_size_fixed): New method definition.
3935 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3937 (Output_data::address_and_file_offset_have_reset_values): New method
3939 (Output_data::do_address_and_file_offset_have_reset_values): New method
3941 (Output_data::set_data_size): Check that data size is not fixed.
3942 (Output_data::fix_data_size): New method definition.
3943 (Output_data::is_data_size_fixed_): New data member.
3944 (Output_section_headers::set_final_data_size): New method definition.
3945 (Output_section_headers::do_size): New method declaration.
3946 (Output_segment_headers::set_final_data_size): New method definition.
3947 (Output_segment_headers::do_size): New method declaration.
3948 (Output_file_header::set_final_data_size)::New method definition.
3949 (Output_file_header::do_size)::New method declaration.
3950 (Output_section_data::Output_section_data): Add new parameter
3951 is_data_size_fixed and use it to fix data size.
3952 (Output_data_const::Output_data_const): Adjust call to base class
3953 constructor and fix data size.
3954 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3955 base class constructor and fix data size.
3956 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3957 base class constructor and fix data size.
3958 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3959 class constructor and fix data size.
3960 (Output_data_group::set_final_data_size): New method definition.
3961 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3962 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3963 class constructor and fix data size.
3964 (Output_relaxed_input_section): New class definition.
3965 (Output_section::Simple_input_section): New class definition.
3966 (Output_section::get_input_sections): Adjust parameter list.
3967 (Output_section::add_input_section_for_script): Same.
3968 (Output_section::save_states, Output_section::restore_states,
3969 Output_section::do_address_and_file_offset_have_reset_values,
3970 (Output_section::Input_section::Input_section): Handle
3971 RELAXED_INPUT_SECTION_CODE. Add new overload for
3972 Output_relaxed_input_section.
3973 (Output_section::Input_section::is_input_section,
3974 Output_section::Input_section::set_output_section): Handle relaxed
3976 (Output_section::Input_section::is_relaxed_input_section,
3977 Output_section::Input_section::output_section_data,
3978 Output_section::Input_section::relaxed_input_section): New method
3980 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3982 (Output_section::Input_section::u1_): Update comments.
3983 (Output_section::Input_section::u2_): Add new union member poris.
3984 (Output_section::Checkpoint_output_section): New classs definition.
3985 (Output_section::relax_input_section): New method declaration.
3986 (Output_section::checkpoint_): New data member.
3987 (Output_segment): Update comments.
3988 (Output_segment::Output_segment): Un-privatize copy constructor.
3989 (Output_segment::operator=): Un-privatize.
3990 * script-sections.cc (Output_section_element::Input_section_list):
3991 Change element type to Output_section::Simple_input_section.
3992 (Output_section_element_dot_assignment::set_section_addresses):
3993 Register output section data for relaxation clean up.
3994 (Output_data_exression::Output_data_expression): Adjust call to base
3995 constructor to fix data size.
3996 (Output_section_element_data::set_section_addresses): Register
3997 Output_data_expression object for relaxation clean up.
3998 (struct Input_section_info): Replace Relobj pointer and section index
3999 pair with Output_section::Simple_input_section and Convert struct to a
4001 (Input_section_sorter::operator()): Adjust access to
4002 Input_section_info data member to use accessors.
4003 (Output_section_element_input::set_section_addresses): Use layout
4004 parameter. Adjust code to use Output_section::Simple_input_section
4005 and Input_secction_info classes. Register filler for relaxation
4007 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4008 and section index pair with Output_section::Simple_input_section
4009 class. Adjust code accordingly.
4010 (Phdrs_element::release_segment): New method definition.
4011 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4013 (Script_sections::release_segments): New method definition.
4014 * gold/script-sections.h (Script_sections::release_segments): New
4016 * gold/target.h (Target::may_relax, Target::relax,
4017 Target::do_may_relax, Target::do_relax): New method definitions.
4019 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4021 * arm.cc (has_signed_unsigned_overflow): New function.
4022 (Arm_relocate_functions::abs8): New function.
4023 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4024 (Target_arm::Scan::global): Likewise.
4025 (Target_arm::relocate::relocate): Likewise.
4026 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4029 2009-09-16 Cary Coutant <ccoutant@google.com>
4031 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4032 * testsuite/Makefile.in: Regenerate.
4034 2009-09-11 Nick Clifton <nickc@redhat.com>
4036 * po/gold.pot: Updated by the Translation project.
4038 2009-09-08 Cary Coutant <ccoutant@google.com>
4040 * output.cc (Output_file::open): Add execute permission to empty file.
4041 * testsuite/Makefile.am (permission_test): New test.
4042 * testsuite/Makefile.in: Regenerate.
4044 2009-09-02 Ian Lance Taylor <iant@google.com>
4046 * output.cc (Output_file::resize): Call map_no_anonymous rather
4049 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4051 * gold.cc: Include "incremental.h".
4052 (queue_initial_tasks): Call Incremental_checker methods.
4053 * incremental.cc: Include "output.h".
4054 (Incremental_checker::can_incrementally_link_output_file): New
4056 * incremental.h (Incremental_checker): New class.
4058 * output.cc (Output_file::open_for_modification): New method.
4059 (Output_file::map_anonymous): Changed return type to bool. Record
4061 (Output_file::map_no_anonymous): New method, broken out of map.
4062 (Output_file::map): Use map_no_anonymous and map_anonymous.
4063 * output.h (class Output_file): Update declarations.
4065 2009-08-24 Cary Coutant <ccoutant@google.com>
4067 * options.h (Command_line::Pre_options): New class.
4068 (Command_line::pre_options): New member.
4069 * options.cc (gold::options::ready_to_register): New variable.
4070 (One_option::register_option): Do nothing if not registering options.
4071 Assert if same short option registered twice.
4072 (General_options::General_options): Turn off option registration when
4074 (Command_line::Pre_options::Pre_options): New constructor.
4076 2009-08-24 Cary Coutant <ccoutant@google.com>
4078 * options.h (General_options::no_keep_memory): Remove incorrect
4081 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4083 * Makefile.am (am__skiplex, am__skipyacc): New.
4084 * Makefile.in: Regenerate.
4086 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4088 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4089 (INCLUDES): ... this.
4090 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4091 (AM_CPPFLAGS): Renamed from ...
4092 (INCLUDE): ... this.
4093 * Makefile.in, testsuite/Makefile.in: Regenerate.
4095 * Makefile.in: Regenerate.
4096 * aclocal.m4: Likewise.
4097 * config.in: Likewise.
4098 * configure: Likewise.
4099 * testsuite/Makefile.in: Likewise.
4101 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4102 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4103 * Makefile.in: Regenerate.
4104 * testsuite/Makefile.in: Regenerate.
4106 2009-08-19 Cary Coutant <ccoutant@google.com>
4108 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4109 symbols in shared libraries overridden by hidden or internal symbols
4110 in the main program.
4112 2009-08-19 Chris Demetriou <cgd@google.com>
4114 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4115 checking source file names in error messages.
4117 2009-08-18 Doug Kwan <dougkwan@google.com>
4119 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4120 an elcpp::Ehdr as parameter. Adjust call to set_target.
4121 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4122 an elfcpp::Ehdr as parameter.
4123 * object.cc (Object::set_target): Remove the version that looks up
4124 a target and sets it.
4125 (Sized_relobj::setup): Take a Target object instead of
4126 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4127 (make_elf_sized_object): Find target and ask target to
4129 * object.h: (Object::set_target): Remove the version that looks up
4130 a target and sets it.
4131 (Sized_relobj::setup): Take a Target object instead of
4132 an elfcpp:Ehdr as parameter.
4133 * target.cc: Include dynobj.h.
4134 (Target::do_make_elf_object_implementation): New.
4135 (Target::do_make_elf_object): New.
4136 * target.h (Target::make_elf_object): New template declaration.
4137 (Target::do_make_elf_object): New method declarations.
4138 (Target::do_make_elf_object_implementation): New template declaration.
4140 2009-08-14 Ian Lance Taylor <iant@google.com>
4142 * gold.h (FUNCTION_NAME): Define.
4143 (gold_unreachable): Use FUNCTION_NAME.
4145 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4147 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4148 symbol in the --keep-unique list is not found.
4150 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4152 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4153 been maked as --keep-unique.
4154 (Icf::unfold_section): New function.
4155 * icf.h (Icf::unfold_section): New function.
4156 * options.h (General_options::keep_unique): New option.
4157 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4158 * testsuite/Makefile.in: Regenerate.
4159 * testsuite/icf_keep_unique_test.sh: New file.
4160 * testsuite/icf_keep_unique_test.cc: New file.
4162 2009-08-12 Cary Coutant <ccoutant@google.com>
4165 * resolve.cc (Symbol_table::resolve): Check for references from
4166 dynamic objects to hidden and internal symbols.
4167 * testsuite/Makefile.am (hidden_test.sh): New test.
4168 * testsuite/Makefile.in: Regenerate.
4169 * testsuite/hidden_test.sh: New script.
4170 * testsuite/hidden_test_1.c: New test source.
4171 * testsuite/hidden_test_main.c: New test source.
4173 2009-08-11 Doug Kwan <dougkwan@google.com>
4175 * arm.cc: Update comments.
4176 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4177 segment to locate the .ARM.exidx section if present.
4179 2009-08-09 Doug Kwan <dougkwan@google.com>
4181 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4184 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4185 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4188 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4190 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4191 valid tls_segment only for non-debug-section relocations.
4192 * testsuite/Makefile.am: Add gc_tls_test.
4193 * testsuite/Makefile.in: Regenerate.
4194 * testsuite/gc_tls_test.cc: New file.
4195 * testsuite/gc_tls_test.sh: New file.
4197 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4201 * Makefile.am (CCFILES): Add icf.cc.
4203 * Makefile.in: Regenerate.
4204 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4205 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4206 section, symbol and addend information for the relocs.
4207 * gold.cc (queue_middle_tasks): Call identical code folding.
4208 * gold.h: Add defines for multimap.
4209 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4210 to the call of finalize_local_symbols.
4211 * main.cc (main): Create object of class Icf.
4212 * object.cc (Sized_relobj::do_layout): Allow this function to be
4213 called twice during icf.
4214 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4215 to sections marked as identical by icf.
4216 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4218 (Sized_relobj::do_section_entsize): New function.
4219 * object.h (Object::section_entsize): New function.
4220 (Object::do_section_entsize): New pure virtual function.
4221 (Relobj::finalize_local_symbols): Add new parameter.
4222 (Relobj::do_section_entsize): New function.
4223 * options.h (General_options::icf): New option.
4224 (General_options::icf_iterations): New option.
4225 (General_options::print_icf_sections): New option.
4226 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4227 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4228 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4230 * symtab.cc (Symbol_table::is_section_folded): New function.
4231 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4232 to sections marked as identical by icf.
4233 * symtab.h (Symbol_table::set_icf): New function.
4234 (Symbol_table::icf): New function.
4235 (Symbol_table::is_section_folded): New function.
4236 (Symbol_table::icf_): New data member.
4237 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4238 * testsuite/Makefile.am: Add commands to build icf_test.
4239 * testsuite/Makefile.in: Regenerate.
4240 * testsuite/icf_test.sh: New file.
4241 * testsuite/icf_test.cc: New file.
4243 2009-07-24 Chris Demetriou <cgd@google.com>
4245 * layout.cc (is_compressible_debug_section): Fix incorrect
4246 comment about compressed section names.
4248 2009-07-20 Ian Lance Taylor <ian@airs.com>
4251 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4253 2009-07-16 Ian Lance Taylor <iant@google.com>
4256 * layout.h: #include <map>.
4257 (class Kept_section): Change from struct to class. Add accessors
4258 and setters. Add section size to Comdat_group mapping. Change
4259 Comdat_group to std::map. Add is_comdat_ field. Add
4260 linkonce_size field in union.
4261 (class Layout): Update declaration of find_or_add_kept_section.
4262 Don't declare find_kept_object.
4263 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4264 parameter. Add object, shndx, is_comdat, and is_group_name
4265 parameters. Change all callers. Adjust for new Kept_section.
4266 (Layout::find_kept_object): Remove.
4267 * object.cc (Sized_relobj::include_section_group): Update use of
4268 Kept_section. Rename secnum to shndx. Only record
4269 Kept_comdat_section if sections are the same size.
4270 (Sized_relobj::include_linkonce_section): Update use of
4271 Kept_section. Only record Kept_comdat_section if sections are the
4272 same size. Set size of linkonce section.
4273 (Sized_relobj::map_to_kept_section): Update call to
4274 get_kept_comdat_section.
4275 * object.h (class Sized_relobj): Rename fields in
4276 Kept_comdat_section to drop trailing underscores; change object
4277 field to Relobj*. Change Kept_comdat_section_table to store
4278 struct rather than pointer.
4279 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4280 Add kept_object and kept_shndx parameters. Change all callers.
4281 (Sized_relobj::get_kept_comdat_section): Change return type to
4282 bool. Add kept_object and kept_shndx parameters. Change all
4284 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4285 Layout::find_or_add_kept_section.
4287 2009-07-09 Ian Lance Taylor <iant@google.com>
4289 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4290 Reserve space in the hash table.
4292 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4294 * fileread.cc (File_read::get_mtime): New method.
4295 * fileread.h (Timespec): New structure.
4296 (File_read::get_mtime): New method.
4297 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4298 Renamed from timestamp_nsec.
4299 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4301 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4303 (Incremental_inputs::report_archive): Save mtime; style fix.
4304 (Incremental_inputs::report_obejct): Save mtime; style fix.
4305 (Incremental_inputs::report_script): Save mtime; style fix.
4306 (Incremental_inputs::finalize_inputs): Style fix.
4307 (Incremental_inputs::finalize): Style fix.
4308 (Incremental_inputs::create_input_section_data): Store inputs
4310 * incremental.h (Incremental_inputs::report_script): Add mtime
4312 (Incremental_inputs::Input_info::Input_info): Intialize only one
4314 (Incremental_inputs::Input_info::archive): Move to nameless
4316 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4317 (Incremental_inputs::Input_info::script): Move to nameless union.
4318 (Incremental_inputs::mtime): New field.
4319 * script.cc (read_input_script): Pass file mtime to
4321 * script.h (Script_info::inputs): Style fix.
4323 2009-07-01 Ian Lance Taylor <ian@airs.com>
4325 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4328 2009-06-24 Ian Lance Taylor <iant@google.com>
4331 * layout.cc (Layout::choose_output_section): If we find an
4332 existing section, update the flags.
4333 (Layout::create_notes): New function, broken out of
4335 (Layout::finalize): Don't create note sections.
4336 (Layout::create_note): Don't crash if linker script discards
4338 (Layout::create_gold_note): Likewise.
4339 (Layout::create_build_id): Likewise. Don't set
4340 after_input_sections on the section.
4341 (Layout::create_executable_stack_info): Remove target parameter.
4343 * layout.h (class Layout): Declare create_notes. Update
4344 declaration of create_executable_stack_info.
4345 * gold.cc (queue_middle_tasks): Call create_notes.
4346 * output.cc (Output_section::update_flags_for_input_section): Move
4347 here from output.h. If SHF_ALLOC flag is newly set, mark address
4349 * output.h (Output_data::mark_address_invalid): New function.
4350 (class Output_section): Only declare, not define,
4351 update_flags_for_input_section. Remove set_flags.
4353 2009-06-24 Ian Lance Taylor <iant@google.com>
4355 * script-sections.cc (Output_section_definition::
4356 set_section_addresses): Rename shadowing local load_address to
4359 2009-06-24 Ian Lance Taylor <iant@google.com>
4362 * reloc.cc (relocate_sections): Skip empty relocation sections.
4364 2009-06-23 Ian Lance Taylor <iant@google.com>
4367 * layout.cc (Layout::create_note): Use choose_output_section
4368 rather than make_output_section.
4370 2009-06-23 Ian Lance Taylor <iant@google.com>
4373 * options.cc (General_options::parse_V): Set printed_version_.
4374 (General_options::General_options): Initialize printed_version_.
4375 * options.h (class General_options): Add printed_version_ field.
4376 * gold.cc (queue_initial_tasks): If there are no input files,
4377 don't give a fatal error if we printed the version information.
4378 (queue_middle_tasks): If using -r with a shared object, give a
4379 fatal error rather than an ordinary error.
4381 2009-06-23 Ian Lance Taylor <iant@google.com>
4384 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4385 (Layout::make_output_section): Set have_stabstr_section_ if we see
4386 a .stab*str section.
4387 (Layout::finalize): Call link_stabs_sections.
4388 (Layout::link_stabs_sections): New file.
4389 * layout.h (class Layout): Add have_stabstr_section_ field.
4390 Declare link_stabs_sections.
4392 2009-06-23 Doug Kwan <dougkwan@google.com>
4394 * Makefile.am (libgold_a_LIBADD): New.
4395 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4396 * Makefile.in: Regenerate.
4397 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4398 * configure: Regenerate.
4399 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4400 * fileread.cc: Include sys/state.h
4401 * gold.h: Declare memmem and strndup if found missing.
4402 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4404 2009-06-23 Ian Lance Taylor <iant@google.com>
4406 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4407 * configure: Rebuild.
4409 2009-06-23 Ian Lance Taylor <iant@google.com>
4412 * object.cc (Object::section_contents): Don't try to get a view if
4413 the section has length zero.
4414 (Object::handle_gnu_warning_section): If the section is empty, use
4415 the name of the section as the warning.
4417 2009-06-23 Ian Lance Taylor <iant@google.com>
4420 * stringpool.h (class Stringpool_template): Add optimize_ field.
4421 (Stringpool_template::set_optimize): New function.
4422 * stringpool.cc (Stringpool_template::Stringpool_template):
4423 Initialize optimize_ field.
4424 (Stringpool_template::set_string_offsets): Test local optimize
4425 fild rather than parameter.
4426 * layout.cc (Layout::Layout): Call set_optimize on the section
4429 2009-06-22 Ian Lance Taylor <iant@google.com>
4432 * yyscript.y: Parse TARGET.
4433 * script.cc (script_set_target): New function.
4434 * script-c.h (script_set_target): Declare.
4435 * options.cc (General_options::string_to_object_format): Rename
4436 from string_to_object_format in anonymous namespace. Change
4438 * options.h (class General_options): Declare
4439 string_to_object_format.
4441 2009-06-22 Ian Lance Taylor <iant@google.com>
4443 * script-sections.cc (Script_sections::create_segments): Don't put
4444 program headers in a PT_LOAD segment if -n or -N.
4446 2009-06-22 Ian Lance Taylor <iant@google.com>
4449 * options.h (class General_options): Add -z lazy and -z now. Sort
4450 -z options into alphabetical order.
4451 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4453 2009-06-21 Ian Lance Taylor <iant@google.com>
4455 * layout.cc (Layout::make_output_section): Call
4456 Target::new_output_section.
4457 (Layout::attach_allocated_section_to_segment): Put large section
4458 sections in a separate load segment with the large segment flag
4460 (Layout::segment_precedes): Sort large data segments after other
4462 (align_file_offset): New static function.
4463 (Layout::set_segment_offsets): Use align_file_offset.
4464 * output.h (class Output_section): Add is_small_section_ and
4465 is_large_section_ fields.
4466 (Output_section::is_small_section): New function.
4467 (Output_section::set_is_small_section): New function.
4468 (Output_section::is_large_section): New function.
4469 (Output_section::set_is_large_section): New function.
4470 (Output_section::is_large_data_section): New function.
4471 (class Output_segment): Add is_large_data_segment_ field.
4472 (Output_segment::is_large_data_segment): New function.
4473 (Output_segment::set_is_large_data_segment): New function.
4474 * output.cc (Output_section::Output_section): Initialize new
4476 (Output_segment::Output_segment): Likewise.
4477 (Output_segment::add_output_section): Add assertion that large
4478 data sections always go in large data segments. Force small data
4479 sections to the end of the list of data sections. Force small BSS
4480 sections to the start of the list of BSS sections. For large BSS
4481 sections to the end of the list of BSS sections.
4482 * symtab.h (class Symbol): Declare is_common_shndx.
4483 (Symbol::is_defined): Check Symbol::is_common_shndx.
4484 (Symbol::is_common): Likewise.
4485 (class Symbol_table): Define enum Commons_section_type. Update
4486 declarations. Add small_commons_ and large_commons_ fields.
4487 * symtab.cc (Symbol::is_common_shndx): New function.
4488 (Symbol_table::Symbol_table): Initialize new fields.
4489 (Symbol_table::add_from_object): Put small and large common
4490 symbols in the right list.
4491 (Symbol_table::sized_finalized_symbol): Check
4492 Symbol::is_common_shndx.
4493 (Symbol_table::sized_write_globals): Likewise.
4494 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4495 common symbol lists. Don't call do_allocate_commons_list if the
4497 (Symbol_table::do_allocate_commons_list): Remove is_tls
4498 parameter. Add comons_section_type parameter. Change all
4499 callers. Handle small and large common symbols.
4500 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4501 Symbol::is_common_shndx.
4502 * resolve.cc (symbol_to_bits): Likewise.
4503 * target.h (Target::small_common_shndx): New function.
4504 (Target::small_common_section_flags): New function.
4505 (Target::large_common_shndx): New function.
4506 (Target::large_common_section_flags): New function.
4507 (Target::new_output_section): New function.
4508 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4509 small_common_section_flags, and large_common_section_flags
4511 (Target::do_new_output_section): New virtual function.
4512 * arm.cc (Target_arm::arm_info): Initialize new fields.
4513 * i386.cc (Target_i386::i386_info): Likewise.
4514 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4516 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4517 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4518 (Target_x86_64::do_new_output_section): New function.
4519 * configure.ac: Define conditional MCMODEL_MEDIUM.
4520 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4521 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4522 (large_LDFLAGS): Define.
4523 * testsuite/large.c: New file.
4524 * testsuite/testfile.cc (Target_test::test_target_info):
4525 Initialize new fields.
4526 * configure, testsuite/Makefile.in: Rebuild.
4528 2009-06-05 Doug Kwan <dougkwan@google.com>
4530 * Makefile.am (CCFILES): Add target.cc.
4531 * Makefile.in: Regenerate.
4532 * i386.cc (class Target_i386): Define new virtual method to
4533 override do_is_local_label_name in parent.
4534 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4535 local symbols if --discard-locals or -X is given.
4536 * options.h (class General_options): Declare new options
4537 '--discard-locals' and '-X' for discarding locals.
4538 * target.h (class Target): Define new methods is_local_label_name.
4539 Declare new virtual method do_is_local_label_name.
4540 * target.cc: New file.
4541 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4542 (check_SCRIPTS): Add discard_locals_test.sh.
4543 (check_DATA): Add discard_local_tests.syms.
4544 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4545 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4546 * testsuite/Makefile.in: Regenerate.
4547 * testsuite/discard_locals_test.c: New file.
4548 * testsuite/discard_locals_test.sh: Same.
4550 2009-06-05 Doug Kwan <dougkwan@google.com>
4552 * object.cc (Sized_relobj::Sized_relobj): Initialize
4553 discarded_eh_frame_shndx_ to -1U.
4554 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4556 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4557 a discarded .eh_frame section.
4558 (Sized_relobj::do_finalize_local_symbols): Ditto.
4559 * object.h (class Sized_relobj): Declare new member
4560 discarded_eh_frame_shndx_.
4561 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4562 (local_labels_test.o, local_labels_test): New rules.
4563 * testsuite/Makefile.in: Regenerate.
4565 2009-06-04 Doug Kwan <dougkwan@google.com>
4567 * layout.cc (Layout::section_name_mapping): Add mapping for
4568 special ARM sections.
4570 2009-06-03 Doug Kwan <dougkwan@google.com>
4572 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4573 (utils::has_overflow): Same.
4575 2009-06-03 Ian Lance Taylor <iant@google.com>
4577 * layout.cc (Layout::section_name_mapping): New array, replacing
4578 Layout::linkonce_mapping.
4579 (Layout::section_name_mapping_count): New variable, replacing
4580 Layout::linkonce_mapping_count.
4581 (Layout::linkonce_output_name): Remove.
4582 (Layout::output_section_name): Rewrite.
4583 * layout.h (class Layout): Rename Linkonce_mapping to
4584 Section_name_mapping, linkonce_mapping to section_name_mapping,
4585 linkonce_mapping_count to section_name_mapping_count. Don't
4586 declare linkonce_output_name.
4588 2009-06-03 Doug Kwan <dougkwan@google.com>
4590 * gold/arm.cc (namespace utils): New.
4591 (Target_arm::reloc_is_non_pic): Define new method.
4592 (class Arm_relocate_functions): New.
4593 (Target_arm::Relocate::relocate): Handle relocation types used by
4596 2009-06-03 Ian Lance Taylor <iant@google.com>
4598 * arm.cc (Target_arm::scan::global): Use || instead of |.
4600 2009-06-02 Doug Kwan <dougkwan@google.com>
4602 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4603 issued_non_pic_error_.
4604 (class Target_arm::Scan): Declare new method check_non_pic.
4605 Define new method symbol_needs_plt_entry.
4606 Declare new data member issued_non_pic_error_.
4607 (class Target_arm::Relocate): Declare new method
4608 should_apply_static_reloc.
4609 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4610 (Target_arm::Scan::check_non_pic): Define new method.
4611 (Target_arm::Scan::local): Handle a small subset of reloc types used
4613 (Target_arm::Scan::local): Same.
4614 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4616 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4618 * incremental.cc (Incremental_inputs::report_command_line): Filter
4619 out --incremental-* options.
4621 2009-05-29 Doug Kwan <dougkwan@google.com>
4623 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4625 (class Target_arm): Update comment.
4626 (Target_arm::Target_arm): Initialize new data members GOT_,
4627 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4628 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4629 and Target_arm::rel_dyn_section.
4630 Declare new_enum Target_arm::Got_type.
4631 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4633 Update commments for member do_dynsym_value.
4634 (Target_arm::got_size, Target_arm::plt_section,
4635 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4636 new methods inside class defintion.
4637 (Target_arm::got_section): Define new method.
4638 (Target_arm::rel_dyn_section): Same.
4639 (Output_data_plt_arm): New template class.
4640 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4641 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4642 (Output_data_plt_arm::add_entry): Same.
4643 (Output_data_plt_arm::first_plt_entry): Define new
4644 static data member for PLT instruction template.
4645 (Output_data_plt_arm::plt_entry): Same.
4646 (Output_data_plt_arm::do_write): Define new method.
4647 (Target_arm::make_plt_entry): Same.
4648 (Target_arm::do_finalize_sections): Same.
4649 (Target_arm::do_dynsym_value): Same.
4651 2009-05-28 Doug Kwan <dougkwan@google.com>
4653 * Makefile.am (TARGETSOURCES): Add arm.cc.
4654 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4655 * Makefile.in: Regenerate.
4657 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4659 2009-05-26 Doug Kwan <dougkwan@google.com>
4661 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4662 (General_options::check_excluded_libs): Strip off directories in
4663 archive name before matching like GNU ld does.
4664 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4665 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4666 (exclude_libs_test_LDFLAGS): Add linker option
4667 -Wl,--exclude-libs,libexclude_libs_test_3
4668 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4669 an explicit archive without using -l.
4670 (alt/libexclude_libs_test_3.a): New make rule.
4671 * testsuite/Makefile.in: Regenerate.
4672 * testsuite/exclude_libs_test.c : Declare lib3_default().
4674 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4675 * exclude_libs_test_3.c: New file.
4677 2009-05-26 Nick Clifton <nickc@redhat.com>
4679 * po/id.po: New Indonesian translation.
4680 * po/gold.pot: Updated template file.
4682 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4684 * testsuite/Makefile.am: Add -ffunction-sections to compile
4685 gc_comdat_test files. Add -Wl,--gc-sections to build
4687 * testsuite/Makefile.in: Regenerate.
4688 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4690 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4692 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4693 kept comdat section was garbage collected.
4694 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4695 * testsuite/Makefile.in: Regenerate.
4696 * testsuite/gc_comdat_test.sh: New file.
4697 * testsuite/gc_comdat_test_1.cc: New file.
4698 * testsuite/gc_comdat_test_2.cc: New file.
4700 2009-05-19 Doug Kwan <dougkwan@google.com>
4702 * archive.cc (Archive::Archive): Move constructor from archive.h
4703 to here. Initialize no_export_.
4704 (Archive::get_elf_object_for_member): Set no_export flag of object.
4705 * archive.h (Archive::Archive): Move constructor body to
4707 (Archive::no_export): New method.
4708 (Archive::no_export_): New field.
4709 * object.h (Object::Object): Initialize no_export_ to false.
4710 (Object::no_export, Object::set_no_export): New methods.
4711 (Object::no_export_): New field.
4712 * options.cc (General_options::parse_exclude_libs): New method.
4713 (General_options::check_excluded_libs) Same.
4714 * options.h (exclude_libs): New option.
4715 (General_options::check_excluded_libs): New method declaration.
4716 (General_options::excluded_libs_): New field.
4717 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4718 default or protected visibility if an object has no-export flag set.
4719 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4720 (check_SCRIPTS): Add exclude_libs_test.sh.
4721 (check_DATA): Add exclude_libs_test.syms.
4722 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4723 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4724 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4725 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4726 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4727 libexclude_libs_test_2.a): New rules.
4728 * testsuite/Makefile.in: Regenerate.
4729 * testsuite/exclude_libs_test.c: New file.
4730 * testsuite/exclude_libs_test.sh: Ditto.
4731 * testsuite/exclude_libs_test_1.c: Ditto.
4732 * testsuite/exclude_libs_test_2.c: Ditto.
4734 2009-05-15 Ian Lance Taylor <iant@google.com>
4736 * configure.ac: Check for declarations for cases where libiberty.h
4737 checks HAVE_DECL_xxx.
4738 * configure, config.in: Rebuild.
4740 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4742 * gold.h (Incremental_argument_list): Remove (invalid) forward
4744 * incremental.cc (Incremental_inputs::report_achive): New method.
4745 (Incremental_inputs::report_object): New method.
4746 (Incremental_inputs::report_script): New method.
4747 (Incremental_inputs::finalize_inputs): New method.
4748 (Incremental_inputs::finalize): Call finalize_inputs().
4749 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4750 Create inputs entries.
4751 * incremental.h (Incremental_input_type): New enum.
4752 (Incremental_inputs::Incremental_input): Initialize new fields.
4753 (Incremental_inputs::report_inputs): New method.
4754 (Incremental_inputs::report_achive): New method.
4755 (Incremental_inputs::report_object): New method.
4756 (Incremental_inputs::report_script): New method.
4757 (Incremental_inputs::finalize_inputs): New method.
4758 (Incremental_inputs::Input_info): New struct.
4759 (Incremental_inputs::Input_info_map): New typedef.
4760 (Incremental_inputs::lock_): New field.
4761 (Incremental_inputs::Inputs_): New field.
4762 (Incremental_inputs::Inputs_map): New field.
4763 * main.cc (main): Call Incremental_input::report_inputs.
4764 * options.h (Input_argument_list): Typedef moved from
4766 (Input_file_group::Files): Remove, use ::Input_argument_list.
4767 (Input_file_group::Input_argument_list): Remove, use
4768 ::Input_argument_list.
4769 * plugin.cc (Plugin_manager::add_input_file): Add error in
4771 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4773 * script.cc (read_input_script): Call
4774 Incremental_input::report_script.
4775 * script.h (Script_info): New class.
4777 2009-04-27 Ian Lance Taylor <iant@google.com>
4779 * x86_64.cc (do_adjust_output_section): Set entsize to
4782 2009-04-23 Elliott Hughes <enh@google.com>
4784 * output.cc (Output_file::close): After short writes, continue
4785 writing from the correct offset in the buffer being written.
4787 2009-04-23 Chris Demetriou <cgd@google.com>
4789 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4790 * configure: Regenerate.
4791 * config.in: Regenerate.
4792 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4793 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4795 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4797 * incremental.cc (Incremental_inputs_header_data): Renamed from
4798 Incremental_input_header_data.
4799 (Incremental_inputs_header_data::data_size): New field.
4800 (Incremental_inputs_header_data::put_input_file_count): Renamed
4801 from input_file_count.
4802 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4803 from command_line_offset.
4804 (Incremental_inputs_header_data::put_reserved): Renamed from
4806 (Incremental_inputs_entry_data): Renamed from
4807 Incremental_input_entry_data.
4808 (Incremental_inputs_entry_data::data_size): New field.
4809 (Incremental_inputs::report_command_line): New method.
4810 (Incremental_inputs::finalize): New method.
4811 (Incremental_inputs::create_incremental_inputs_data): New method.
4812 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4813 * incremental.h: New file.
4814 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4815 (Layout::finalize): Create incremental inputs section in
4817 (Layout::create_incremental_info_sections): New method.
4818 * layout.h (Layout::incremental_inputs): New method.
4819 (Layout::create_incremental_info_sections): New method.
4820 (Layout::incremental_inputs_): New field.
4821 * main.cc (main): Notify Incremental_input of the command line.
4823 2009-04-01 Ian Lance Taylor <iant@google.com>
4824 Mikolaj Zalewski <mikolajz@google.com>
4826 * gold.h (reserve_unordered_map): Define, three versions, one for
4827 each version of Unordered_map.
4828 * layout.cc (Layout::Layout): Remove options parameter. Add
4829 number_of_input_files parameter. Don't initialize options_.
4830 Initialize number_of_input_files_ and resized_signatures_. Move
4831 sections_are_attached_.
4832 (Layout::layout_group): Reserve space for group_signatures_.
4833 (Layout::find_or_add_kept_section): Change name parameter to be a
4834 reference. Resize signatures_ map when it gets large enough.
4835 (Layout::layout_eh_frame): Use parameters->options() instead of
4837 (Layout::make_output_section): Likewise.
4838 (Layout::attach_allocated_section_to_segment): Likewise.
4839 (Layout::finalize, Layout::create_executable_stack): Likewise.
4840 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4841 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4842 * layout.h (class Layout): Update declarations. Remove options_
4843 field. Add number_of_input_files_ and resized_signatures_
4844 fields. Move sections_are_attached_ field.
4845 * main.cc (main): Pass number of input files to Layout
4846 constructor. Don't pass options.
4848 2009-03-30 Ian Lance Taylor <iant@google.com>
4850 * ffsll.c (ffsll): Correct implementation.
4852 2009-03-27 Ian Lance Taylor <iant@google.com>
4854 * ffsll.c: New file.
4855 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4856 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4857 * ftruncate.c (ftruncate): Declare before definition.
4858 * mremap.c (mremap): Likewise.
4859 * pread.c (pread): Likewise.
4860 * configure, Makefile.in, config.in: Rebuild.
4862 * mremap.c: New file.
4863 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4864 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4865 (mremap): Declare if HAVE_MREMAP is not defined.
4866 * configure, Makefile.in, config.in: Rebuild.
4868 2009-03-27 Cary Coutant <ccoutant@google.com>
4870 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4871 position independent.
4872 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4873 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4875 2009-03-24 Cary Coutant <ccoutant@google.com>
4877 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4879 (needs_dynamic_reloc): Likewise.
4881 2009-03-24 Ian Lance Taylor <iant@google.com>
4883 * yyscript.y (file_cmd): Recognize EXTERN.
4884 (extern_name_list, extern_name_list_body): New nonterminals.
4885 * script.cc (script_add_extern): Define.
4886 * script-c.h (script_add_extern): Declare.
4888 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4890 * object.cc (is_elf_object): Define.
4891 * object.h (is_elf_object): Declare.
4892 * archive.cc (Archive::get_elf_object_for_member): Call
4894 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4896 2009-03-24 Elliott Hughes <enh@google.com>
4898 * output.cc (Output_file::map_anonymous): Define.
4899 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4900 try an anonymous one. Report the size if the mmap fails.
4901 * output.h (class Output_file): Declare map_anonymous.
4903 2009-03-24 Ian Lance Taylor <iant@google.com>
4905 * target-select.cc (instantiate_target): Don't acquire the lock if
4906 the instantiated_target_ field has already been set.
4908 2009-03-23 Ian Lance Taylor <iant@google.com>
4910 * gold-threads.h (class Initialize_lock): Define.
4911 * gold-threads.cc (class Initialize_lock_once): Define.
4912 (initialize_lock_control): New static variable.
4913 (initialize_lock_pointer): New static variable.
4914 (initialize_lock_once): New static function.
4915 (Initialize_lock::Initialize_lock): Define.
4916 (Initialize_lock::initialize): Define.
4917 * target-select.h: Include "gold-threads.h".
4918 (class Target_selector): Add lock_ and initialize_lock_ fields.
4919 Don't define instantiate_target, just declare it.
4920 * target-select.cc (Target_selector::Target_selector): Initialize
4922 (Target_selector::instantiate_target): Define.
4923 * descriptors.h: Include "gold-threads.h".
4924 (class Descriptors): Add initialize_lock_ field.
4925 * descriptors.cc (Descriptors::Descriptors): Initialize new
4927 (Descriptors::open): Use initialize_lock_ field
4928 * errors.h (class Errors): Add initialize_lock_ field.
4929 * errors.cc (Errors::Errors): Initialize new field.
4930 (Errors::initialize_lock): Use initialize_lock_ field.
4931 * powerpc.cc (class Target_selector_powerpc): Remove
4932 instantiated_target_ field. In do_recognize call
4933 instantiate_target rather than do_instantiate_target. In
4934 do_instantiate_target just allocate a new target.
4935 * sparc.cc (class Target_selector_sparc): Likewise.
4937 * freebsd.h: New file.
4938 * i386.cc: Include "freebsd.h".
4939 (Target_i386): Derive from Target_freebsd rather than
4941 (Target_selector_i386): Derive from Target_selector_freebsd rather
4942 than Target_selector.
4943 * x86_64.cc: Include "freebsd.h".
4944 (Target_x86_64): Derive from Target_freebsd rather than
4946 (Target_selector_x86_64): Derive from Target_selector_freebsd
4947 rather than Target_selector.
4948 * target.h (class Target): Add adjust_elf_header and
4949 do_adjust_elf_header.
4950 * output.cc (Output_file_header:: do_sized_write): Call target
4951 adjust_elf_header routine.
4952 * configure.tgt: Set targ_osabi.
4953 * configure.ac: Define GOLD_DEFAULT_OSABI.
4954 * parameters.cc (Parameters::default_target): Pass
4955 GOLD_DEFAULT_OSABI to select_target.
4956 * target-select.h (class Target_selector): Make instantiate_target
4957 protected rather than private.
4958 * Makefile.am (HFILES): Add freebsd.h.
4959 * configure, Makefile.in, config.in: Rebuild.
4961 * merge.cc (do_add_input_section): Correct pend value. Change
4962 message about last entry not being null terminated from error to
4965 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4967 * incremental.cc: New file.
4968 * Makefile.am (CCFILES): Add incremental.cc.
4969 * Makefile.in: Rebuild.
4971 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4973 * layout.cc (Layout::output_section_name): Preserve names
4974 of '.note.' sections.
4976 2009-03-19 Ian Lance Taylor <iant@google.com>
4978 * descriptors.cc (Descriptors::open): Check that the options are
4979 valid before using them.
4981 2009-03-18 Ian Lance Taylor <iant@google.com>
4983 * script-sections.h: Include <list>.
4984 (class Script_sections): Change Sections_elements from std::vector
4985 to std::list. Typedef public Elements_iterator. Add
4986 orphan_section_placement_, data_segment_align_start_, and
4987 saw_data_segment_align_ fields. Remove data_segment_align_index_
4989 * script-sections.cc (class Orphan_section_placement): New class.
4990 (class Sections_element): Add virtual functions is_relro and
4991 orphan_section_init. Remove virtual function place_orphan_here.
4992 (class Output_section_definition): Add is_relro and
4993 orphan_section_init. Remove place_orphan_here.
4994 (class Orphan_output_section): Likewise.
4995 (Script_sections::Script_sections): Update for field changes.
4996 (Script_sections::data_segment_align): Set saw_data_segment_align_
4997 and data_segment_align_start_, not data_segment_align_index.
4998 (Script_sections::data_segment_relro_end): Check
4999 saw_data_segment_align_. Use data_segment_align_start_ rather
5000 than data_segment_align_index_.
5001 (Script_sections::place_orphan): Rewrite to use
5002 Orphan_section_placement.
5004 2009-03-17 Ian Lance Taylor <iant@google.com>
5006 * archive.cc (Archive::add_symbols): Check for a version attached
5007 to the symbol name in the archive map.
5008 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5009 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5010 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5011 (ver_test_11.a): New target.
5012 * testsuite/Makefile.in: Rebuild.
5014 * configure.ac: Check for chsize and posix_fallocate. Replace
5016 * ftruncate.c: New file, from gnulib.
5017 * output.cc (posix_fallocate): Define dummy version if not
5018 HAVE_POSIX_FALLOCATE.
5019 (Output_file::map): Call posix_fallocate rather than lseek and
5021 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5022 * configure, Makefile.in, config.in: Rebuild.
5024 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5026 * layout.h (Layout::create_note): Add section_name parameter.
5027 * layout.cc (Layout::create_note): Likewise.
5028 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5030 2009-03-17 Ian Lance Taylor <iant@google.com>
5032 * descriptors.cc: Include "options.h".
5033 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5034 (Descriptors::open): Always use O_CLOEXEC when opening a new
5035 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5036 then set FD_CLOEXEC.
5038 * sparc.cc (class Target_sparc): Add has_got_section.
5039 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5040 make sure we have a GOT section.
5042 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5043 (Target_sparc::Scan::local): Likewise.
5044 (Target_sparc::Scan::global): Likewise.
5045 (Target_sparc::Relocate::relocate): Likewise.
5046 (Target_sparc::Relocate::relocate_tls): Likewise.
5048 * symtab.cc (Symbol_table::define_default_version): New function,
5049 broken out of add_from_object.
5050 (Symbol_table::add_from_object): Call define_default_version.
5051 (Symbol_table::define_special_symbol): Add resolve_oldsym
5052 parameter. Change all callers. If the version for a symbol comes
5053 from a version script, resolve it with the symbol with the same
5054 name with no version. Also add the symbol without a version if
5056 (do_define_in_output_data): If resolving with oldsym, don't delete
5058 (do_define_in_output_segment): Likewise.
5059 (do_define_as_constant): Likewise.
5060 * symtab.h (class Symbol_table): Update declarations.
5062 2009-03-13 Ian Lance Taylor <iant@google.com>
5064 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5065 (Read_symbols::requeue): New function.
5066 (Read_symbols::do_read_symbols): If make_elf_object fails because
5067 the target type is not configured, and the file was searched for,
5068 issue a warning and retry with the next directory.
5069 (Add_symbols::run): If the file has an incompatible format, and
5070 it was searched for, requeue the Read_symbols task. On error,
5072 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5073 dirindex parameter to constructor. Change all callers. Declare
5074 incompatible_warning and requeue.
5075 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5076 input_argument_ and input_group_ fields. Add them to
5077 constructor. Change all callers.
5078 (class Read_script): Add dirindex_ field. Add it to constructor.
5080 * archive.cc (Archive::setup): Remove input_objects parameter.
5082 (Archive::get_file_and_offset): Likewise.
5083 (Archive::read_all_symbols): Likewise.
5084 (Archive::read_symbols): Likewise.
5085 (Archive::get_elf_object_for_member): Remove input_objects
5086 parameter. Add punconfigured parameter. Change all callers.
5087 (Archive::add_symbols): Change return type to bool. Check return
5088 value of include_member.
5089 (Archive::include_all_members): Likewise.
5090 (Archive::include_member): Change return type to bool. Return
5091 false if first included object has incompatible target. Set
5092 included_member_ field.
5093 (Add_archive_symbols::run): If add_symbols returns false, requeue
5095 * archive.h (class Archive): Add included_member_ field.
5096 Initialize it in constructor. Add input_file and searched_for
5097 methods. Update declarations.
5098 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5099 input_argument_ fields. Add them to constructor. Change all
5101 * script.cc: Include "target-select.h".
5102 (class Parser_closure): Add skip_on_incompatible_target_ and
5103 found_incompatible_target_ fields. Add
5104 skip_on_incompatible_target parameter to constructor. Change all
5105 callers. Add methods skip_on_incompatible_target,
5106 clear_skip_on_incompatible_target, found_incompatible_target, and
5107 set_found_incompatible_target.
5108 (read_input_script): Add dirindex parameter. Change all callers.
5109 If parser finds an incompatible target, requeue Read_symbols
5111 (script_set_symbol): Clear skip_on_incompatible_target in
5113 (script_add_assertion, script_parse_option): Likewise.
5114 (script_start_sections, script_add_phdr): Likewise.
5115 (script_check_output_format): New function.
5116 * script.h (read_input_script): Update declaration.
5117 * script-c.h (script_check_output_format): Declare.
5118 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5119 (ignore_cmd): Remove OUTPUT_FORMAT.
5120 * fileread.cc (Input_file::Input_file): Add explicit this.
5121 (Input_file::will_search_for): New function.
5122 (Input_file::open): Add pindex parameter. Change all callers.
5123 * fileread.h (class Input_file): Add input_file_argument method.
5124 Declare will_search_for. Update declarations.
5125 * object.cc (make_elf_object): Add punconfigured parameter.
5127 * object.h (class Object): Make input_file public. Add
5128 searched_for method.
5129 (make_elf_object): Update declaration.
5130 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5132 * dirsearch.h (class Dirsearch): Update declaration.
5133 * options.h (class General_options): Add --warn-search-mismatch.
5134 * parameters.cc (Parameters::is_compatible_target): New function.
5135 * parameters.h (class Parameters): Declare is_compatible_target.
5136 * workqueue.cc (Workqueue::add_blocker): New function.
5137 * workqueue.h (class Workqueue): Declare add_blocker.
5139 * fileread.cc (Input_file::open): Remove options parameter.
5141 (Input_file::open_binary): Likewise.
5142 * script.cc (read_input_script): Likewise.
5143 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5144 options parameter from constructor. Change all callers.
5145 (class Read_script): Likewise.
5146 * fileread.h (class Input_file): Update declarations.
5147 * script.h (read_input_script): Update declaration.
5149 2009-03-10 Nick Clifton <nickc@redhat.com>
5151 * po/es.po: New Spanish translation.
5153 2009-03-06 Cary Coutant <ccoutant@google.com>
5155 * options.cc (parse_short_option): Keep dash_z from registering itself.
5157 2009-03-03 Ian Lance Taylor <iant@google.com>
5160 * target-reloc.h (relocate_section): Pass output_section to
5162 * i386.cc (Target_i386::should_apply_static_reloc): Add
5163 output_section parameter. Change all callers.
5164 (Target_i386::Relocate::relocate): Add output_section parameter.
5165 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5166 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5167 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5168 * testsuite/two_file_shared.sh: New script.
5169 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5170 (check_DATA): Add two_file_shared.dbg.
5171 (two_file_shared.dbg): New target.
5172 * testsuite/Makefile.in: Rebuild.
5174 2009-03-01 Ian Lance Taylor <iant@google.com>
5176 * configure.ac: Check for byteswap.h.
5177 * configure: Rebuild.
5178 * config.in: Rebuild.
5180 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5182 * layout.cc (Layout::find_or_add_kept_section): New function.
5183 (Layout::add_comdat): Removed.
5184 * layout.h (struct Kept_section): Move out of class Layout.
5185 Remove trailing underscores from field names. Add group_sections
5186 field. Rename group_ field to is_group. Change all uses.
5187 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5188 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5189 comdat_groups_ field.
5190 (Sized_relobj::include_section_group): Use
5191 find_or_add_kept_section and Kept_section::group_sections.
5192 (Sized_relobj::include_linkonce_section): Likewise.
5193 * object.cc (class Sized_relobj): Don't define Comdat_group or
5194 Comdat_group_table. Remove find_comdat_group and
5195 add_comdat_group. Remove comdat_groups_ field.
5196 * plugin.cc (include_comdat_group): Use
5197 Layout::find_or_add_kept_section.
5199 2009-02-28 Ian Lance Taylor <iant@google.com>
5201 * README: --gc-sections and map files are now supported. Document
5202 some build requirements.
5205 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5206 relocatable link set the value of the section symbol to zero.
5207 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5208 relocatable link don't include the section address in the local
5211 2009-02-27 Ian Lance Taylor <iant@google.com>
5214 * options.h (class Search_directory): Add is_system_directory.
5215 (class General_options): Declare is_in_system_directory.
5216 * options.cc (get_relative_sysroot): Make static.
5217 (get_default_sysroot): Make static.
5218 (General_optoins::is_in_system_directory): New function.
5219 * fileread.cc (Input_file::is_in_system_directory): New function.
5220 * fileread.h (class Input_file): Declare is_in_system_directory.
5221 * object.h (class Object): Add is_in_system_directory.
5222 (class Input_objects): Remove system_library_directory_ field.
5223 * object.cc (Input_objects::add_object): Don't set
5224 system_library_directory_.
5225 (input_objects::found_in_system_library_directory): Remove.
5226 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5227 parameter. Change all callers.
5228 (Symbol_table::sized_write_globals): Likewise.
5229 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5230 Call Object::is_in_system_directory.
5231 * symtab.h (class Symbol_table): Update declarations.
5234 * descriptors.h (Open_descriptor): Add is_on_stack field.
5235 * descriptors.cc (Descriptors::open): If the descriptor is on the
5236 top of the stack, remove it. Initialize is_on_stack field.
5237 (Descriptors::release): Only add pod to stack if it is not on the
5239 (Descriptors::close_some_descriptor): Clear stack_next and
5243 * output.cc (Output_section::find_starting_output_address): Rename
5244 from starting_output_address; add PADDR parameter; change return
5246 * output.h (class Output_section): Declare
5247 find_starting_output_address instead of starting_output_address.
5248 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5249 section symbol for which we can't find a merge section.
5252 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5253 hidden or internal, force the symbol to be local.
5254 * resolve.cc (Symbol::override_visibility): Define.
5255 (Symbol::override_base): Use override_visibility.
5256 (Symbol_table::resolve): Likewise.
5257 (Symbol::override_base_with_special): Likewise.
5258 (Symbol_table::override_with_special): If the visibility is hidden
5259 or internal, force the symbol to be local.
5260 * symtab.h (class Symbol): Add set_visibility and
5261 override_visibility.
5262 * testsuite/ver_test_1.sh: New file.
5263 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5264 (check_DATA): Add ver_test_1.syms.
5265 (ver_test_1.syms): New target.
5266 * testsuite/Makefile.in: Rebuild.
5268 2009-02-25 Cary Coutant <ccoutant@google.com>
5270 * layout.cc (Layout::choose_output_section): Don't rename sections
5271 when using a linker script that has a SECTIONS clause.
5272 * Makefile.in: Regenerate.
5274 * testsuite/Makefile.am (script_test_5.sh): New test case.
5275 * testsuite/Makefile.in: Regenerate.
5276 * testsuite/script_test_5.cc: New file.
5277 * testsuite/script_test_5.sh: New file.
5278 * testsuite/script_test_5.t: New file.
5280 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5282 * archive.cc (Archive::include_member): Update calls to add_symbols.
5283 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5284 the Layout argument.
5285 * dynobj.h (do_add_symbols): Add the Layout argument.
5286 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5288 * object.h (Object::add_symbols): Add the Layout argument.
5289 (Object::do_add_symbols): Add the Layout argument.
5290 (Sized_relobj::do_add_symbols): Add the Layout argument.
5291 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5292 Unify the two versions.
5293 (Add_plugin_symbols): Remove.
5294 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5295 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5296 (Add_plugin_symbols): Remove.
5297 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5298 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5299 (Add_symbols::run): Make it work with Pulginobj.
5301 2009-02-06 Ian Lance Taylor <iant@google.com>
5303 * object.cc (Sized_relobj::do_layout): Make info message start
5304 with lower case letter.
5306 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5308 * binary.cc: Fix file comment.
5310 * options.h (enum Incremental_disposition): Define.
5311 (class General_options): Add new options: --incremental,
5312 --incremental_changed, --incremental_unchanged,
5313 --incremental_unknown. Add incremental_disposition_ and
5314 implicit_incremental_ fields.
5315 (General_options::incremental_disposition): New function.
5316 (class Position_dependent_options): Add incremental_disposition
5318 (Position_dependent_options::copy_from_options): Set incremental
5320 * options.cc (General_options::parse_incremental_changed): New
5322 (General_options::parse_incremental_unchanged): New function.
5323 (General_options::parse_incremental_unknown): New function.
5324 (General_options::General_options): Initialize new fields
5325 incremental_disposition_ and implicit_incremental_.
5326 (General_options::finalize): Check for uasge of --incremental-*
5327 without --incremental.
5329 2009-02-06 Chris Demetriou <cgd@google.com>
5331 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5332 pointer and to report location as the file name associated with
5334 (gold_undefined_symbol_at_location): New function to replace the
5335 old gold_undefined_symbol functionality.
5336 * target-reloc.h (relocate_section): Update to use
5337 gold_undefined_symbol_at_location.
5338 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5339 Call gold_undefined_symbol function rather than gold_error.
5340 * errors.h (Errors::undefined_symbol): Take location as a
5341 string, rather than calculating it from a relocation.
5342 * errors.cc (Errors::fatal): Print "fatal error:" before the
5344 (Errors::error, Errors::error_at_location): Print "error: "
5345 before the formatted message.
5346 (Errors::undefined_symbol): Take location as a string, rather
5347 than calculating it from a relocation.
5348 (gold_undefined_symbol_at_location): New function akin to
5349 old gold_undefined_symbol, calculates location from relocation.
5350 (gold_undefined_symbol): Change to take only a Symbol pointer
5351 and to report location as the file name associated with the symbol.
5352 * testsuite/debug_msg.sh: Update for changed error messages.
5353 * testsuite/undef_symbol.sh: Likewise.
5355 2009-02-04 Duncan Sands <baldrick@free.fr>
5358 * reduced_debug_output.h
5359 (Output_reduced_debug_abbrev_section::failed): Use format for
5361 (Output_reduced_debug_info_section::faild): Likewise.
5363 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5365 * script.cc (Lazy_demangler): New class.
5366 (Version_script_info::get_symbol_version_helper): Demangle a
5369 2009-01-29 Cary Coutant <ccoutant@google.com>
5371 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5373 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5375 2009-01-28 Ian Lance Taylor <iant@google.com>
5377 * version.cc (version_string): Bump to 1.9.
5379 * gold.h: Include <cstring> and <stdint.h>.
5380 * version.cc: Include <cstdio>.
5381 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5383 * reduced_debug_output.cc (insert_into_vector): Rename from
5384 Insert_into_vector; change all callers. Use Swap_unaligned to
5385 avoid aliasing issue; remove union since it is unnecessary.
5387 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5389 * Makefile.am (CCFILES): Add gc.cc.
5391 * Makefile.in: Regenerate.
5392 * gold.cc (Gc_runner): New class.
5393 (queue_initial_tasks): Call garbage collection related tasks
5394 when corresponding options are invoked.
5395 (queue_middle_gc_tasks): New function.
5396 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5397 processed early before laying out sections during garbage collection.
5398 * gold.h (queue_middle_gc_tasks): New function.
5399 (is_prefix_of): Move from "layout.cc".
5400 * i386.cc (Target_i386::gc_process_relocs): New function.
5401 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5402 * main.cc (main): Create object of class "Garbage_collection".
5403 * object.cc (Relobj::copy_symbols_data): New function.
5404 (Relobj::is_section_name_included): New function.
5405 (Sized_relobj::do_layout): Allow this function to be called twice
5406 during garbage collection and defer layout of section during the
5408 * object.h (Relobj::get_symbols_data): New function.
5409 (Relobj::is_section_name_included): New function.
5410 (Relobj::copy_symbols_data): New function.
5411 (Relobj::set_symbols_data): New function.
5412 (Relobj::get_relocs_data): New function.
5413 (Relobj::set_relocs_data): New function.
5414 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5415 (Relobj::gc_process_relocs): New function.
5416 (Relobj::do_gc_process_relocs): New pure virtual function.
5417 (Relobj::sd_): New data member.
5418 (Sized_relobj::is_output_section_offset_invalid): New function.
5419 (Sized_relobj::do_gc_process_relocs): New function.
5420 * options.h (General_options::gc_sections): Modify to not be a no-op.
5421 (General_options::print_gc_sections): New option.
5422 * plugin.cc (Plugin_finish::run): Remove function call to
5423 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5424 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5425 * reloc.cc (Read_relocs::run): Add task to process relocs and
5426 determine unreferenced sections when doing garbage collection.
5427 (Gc_process_relocs): New class.
5428 (Sized_relobj::do_gc_process_relocs): New function.
5429 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5430 sections that are garbage collected.
5431 * reloc.h (Gc_process_relocs): New class.
5432 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5433 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5434 symbols whose corresponding sections are garbage collected.
5435 (Symbol_table::Symbol_table): Add new parameter for the garbage
5437 (Symbol_table::gc_mark_undef_symbols): New function.
5438 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5439 (Symbol_table::gc_mark_dyn_syms): New function.
5440 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5442 (Symbol_table::add_from_object): Likewise.
5443 (Symbol_table::add_from_relobj): When building shared objects, do not
5444 treat externally visible symbols as garbage.
5445 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5446 table information for static and relocatable links.
5447 * symtab.h (Symbol_table::set_gc): New function.
5448 (Symbol_table::gc): New function.
5449 (Symbol_table::gc_mark_undef_symbols): New function.
5450 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5451 (Symbol_table::gc_mark_dyn_syms): New function.
5452 (Symbol_table::gc_): New data member.
5453 * target.h (Sized_target::gc_process_relocs): New pure virtual
5455 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5456 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5458 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5460 * options.h (General_options::gc_sections): Define as a no-op for now.
5461 (General_options::no_keep_memory): Ditto.
5462 (General_options::Bshareable): Define.
5463 * options.cc (General_options::finalize): Honor -Bshareable.
5465 2009-01-20 Andreas Schwab <schwab@suse.de>
5467 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5468 read the value in the contents, since we don't use it. Use the
5469 template endianness when writing.
5470 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5472 2009-01-19 Andreas Schwab <schwab@suse.de>
5474 * configure.tgt (powerpc64-*): Fix targ_obj.
5476 2009-01-15 Ian Lance Taylor <iant@google.com>
5478 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5479 local symbols when stripping all symbols.
5481 2009-01-14 Cary Coutant <ccoutant@google.com>
5483 * output.cc (Output_reloc): Add explicit instantiations.
5485 2009-01-14 Cary Coutant <ccoutant@google.com>
5487 * archive.cc (Archive::get_elf_object_for_member): Remove call
5488 to File_read::claim_for_plugin.
5489 * descriptors.cc (Descriptors::open): Remove reference to
5491 (Descriptors::claim_for_plugin): Remove.
5492 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5493 (Descriptors::is_claimed): Remove.
5494 (claim_descriptor_for_plugin): Remove.
5495 * fileread.cc (File_read::claim_for_plugin): Remove.
5496 * fileread.h (File_read::claim_for_plugin): Remove.
5497 (File_read::descriptor): Reopen descriptor if necessary.
5498 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5499 (Plugin_manager::all_symbols_read): Add task parameter. Change
5501 (Plugin_manager::get_input_file): New function.
5502 (Plugin_manager::release_input_file): New function.
5503 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5504 corresponding data member.
5505 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5506 and pass to base constructor. Change all callers.
5507 (get_input_file, release_input_file): New functions.
5508 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5509 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5510 (Plugin_manager::all_symbols_read): Add task parameter.
5511 (Plugin_manager::get_input_file): New function.
5512 (Plugin_manager::release_input_file): New function.
5513 (Plugin_manager::task_): New data member.
5514 (Pluginobj::Pluginobj): Add filesize parameter.
5515 (Pluginobj::filename): New function.
5516 (Pluginobj::descriptor): New function.
5517 (Pluginobj::filesize): New function.
5518 (Pluginobj::filesize_): New data member.
5519 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5520 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5521 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5523 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5524 with archive libraries.
5525 * testsuite/Makefile.in: Regenerate.
5526 * testsuite/plugin_test.c (struct sym_info): New type.
5527 (get_input_file, release_input_file): New static variables.
5528 (onload): Capture new transfer vector entries.
5529 (claim_file_hook): Stop reading at end of file according to filesize.
5530 Factor out parsing of readelf output into separate function.
5531 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5532 APIs and get the source file name from the symbol table. Convert
5533 source file name to corresponding object file name. Print info
5534 message when adding new input files.
5535 (parse_readelf_line): New function.
5536 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5537 * testsuite/plugin_test_2.sh: Likewise.
5538 * testsuite/plugin_test_3.sh: Likewise.
5539 * testsuite/plugin_test_4.sh: New test case.
5541 2009-01-07 Ian Lance Taylor <iant@google.com>
5543 * version.cc (version_string): Bump to 1.8.
5545 2008-12-23 Cary Coutant <ccoutant@google.com>
5547 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5548 * plugin.cc (Plugin_manager::finish): Rename as
5549 layout_deferred_objects. Move cleanup to separate function.
5550 (Plugin_manager::cleanup): New function.
5551 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5553 * plugin.h (Plugin_manager::finish): Rename as
5554 layout_deferred_objects.
5555 (Plugin_manager::cleanup): New function.
5556 (Plugin_manager::cleanup_done): New field.
5558 2008-12-23 Cary Coutant <ccoutant@google.com>
5560 * plugin.cc (is_visible_from_outside): New function.
5561 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5562 so we don't return "IR only" status for exported symbols or -r links.
5564 * testsuite/Makefile.am (plugin_test_3): New test case.
5565 * testsuite/Makefile.in: Regenerate.
5566 * testsuite/plugin_test_3.sh: New file.
5568 2008-12-22 Cary Coutant <ccoutant@google.com>
5570 * object.cc (Sized_relobj::layout_section): New function.
5571 (Sized_relobj::do_layout): Defer layout of input sections until after
5572 plugin has provided replacement files.
5573 (Sized_relobj::do_layout_deferred_sections): New function.
5574 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5575 (Relobj::layout_deferred_sections): New function.
5576 (Relobj::do_layout_deferred_sections): New function.
5577 (Sized_relobj::do_layout_deferred_sections): New function.
5578 (Sized_relobj::layout_section): New function.
5579 (Sized_relobj::Deferred_layout): New structure.
5580 (Sized_relobj::deferred_layout_): New field.
5581 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5582 Change all callers. Layout deferred sections.
5583 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5585 (Plugin_hook::run): Move code from do_plugin_hook inline.
5586 (Plugin_hook::do_plugin_hook): Remove.
5587 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5588 (Plugin_manager::finish): Renamed, was cleanup.
5589 (Plugin_manager::should_defer_layout): New function.
5590 (Plugin_manager::add_deferred_layout_object): New function.
5591 (Plugin_manager::Deferred_layout_list): New type.
5592 (Plugin_manager::deferred_layout_objects_): New field.
5593 (Plugin_hook::do_plugin_hook): Remove.
5595 2008-12-17 Ian Lance Taylor <iant@google.com>
5597 * options.h (class General_options): Add --no case for
5600 2008-12-16 Cary Coutant <ccoutant@google.com>
5602 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5604 (Plugin_manager::claim_file): Create plugin object even if
5605 plugin did not call the add_symbols callback.
5606 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5607 asking for more symbols than were added.
5608 * testsuite/Makefile.am (plugin_test_1): Add test case with
5610 (empty.syms): New target.
5611 * testsuite/Makefile.in: Regenerate.
5612 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5613 message. Don't call add_symbols if no globals.
5614 (all_symbols_read_hook): Don't provide replacement for empty
5617 2008-12-12 Ian Lance Taylor <iant@google.com>
5619 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5620 r_type == 0 for a local symbol with r_sym == 0.
5621 (scan_relocatable_relocs): Pass r_sym to
5622 local_non_section_strategy.
5623 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5626 * configure.ac: Update test for TLS descriptors: they are
5627 supported as of glibc 2.9.
5628 * configure: Rebuild.
5630 2008-12-11 Ian Lance Taylor <iant@google.com>
5633 * target-reloc.h (Default_scan_relocatable_relocs): For each
5634 function, map r_type == 0 to RELOC_DISCARD.
5636 2008-12-10 Cary Coutant <ccoutant@google.com>
5638 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5639 object to override a kept COMDAT group from a plugin object.
5641 2008-12-09 Ian Lance Taylor <iant@google.com>
5644 * yyscript.y (file_cmd): Handle INPUT.
5646 * testsuite/initpri1.c: Change all declarations to be full
5647 prototypes by adding void, to avoid compiler warnings.
5649 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5651 * options.cc (General_options::parse_plugin_opt): New.
5652 (General_options::add_plugin): The argument now is just the filename.
5653 (General_options::add_plugin_option): New.
5654 * options.h (plugin_opt): New.
5655 (add_plugin): Change argument name.
5656 (add_plugin_option): New.
5657 * plugin.cc (Plugin::load): Don't parse the plugin option.
5658 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5659 (Plugin::add_option): New.
5660 (Plugin::args_): Change type.
5661 (Plugin::filename_): New.
5662 (Plugin_manager::add_plugin_option): New.
5663 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5664 * testsuite/Makefile.in: Regenerate.
5666 2008-12-05 Cary Coutant <ccoutant@google.com>
5668 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5669 Handle --strip-lto-sections option.
5670 * options.h (strip_lto_sections): New option.
5672 2008-12-01 Cary Coutant <ccoutant@google.com>
5674 * plugin.cc (ld_plugin_message): Change format parameter to const.
5675 Fix mismatch between new[] and delete.
5677 2008-11-14 Cary Coutant <ccoutant@google.com>
5679 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5682 2008-11-05 Craig Silverstein <csilvers@google.com>
5684 * options.cc (General_options::parse_dynamic_list): New function.
5685 * options.h (General_options): New flags dynamic_list,
5686 dynamic_list_data, dynamic_list_cpp_new, and
5687 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5688 (General_options::in_dynamic_list): New function.
5689 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5690 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5691 (Lex::can_continue_name): Likewise.
5693 (read_script_file): New parameter script_options.
5694 (read_dynamic_list): New function.
5695 (Script_options::define_dynamic_list): New function.
5696 (dynamic_list_keyword_parsecodes): New variable.
5697 (dynamic_list_keywords): New variable.
5698 * script.h (Script_options::define_dynamic_list): New function
5700 (read_dynamic_list): New function prototype.
5701 * symtab.cc (strprefix): New macro.
5702 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5703 dynamic_list_data, dynamic_list_cpp_new, and
5704 dynamic_list_cpp_typeinfo.
5705 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5706 (dynamic_list_expr): New rule.
5707 (dynamic_list_nodes): Likewise.
5708 (dynamic_list_node): Likewise.
5709 * testsuite/Makefile.am (dynamic_list): New test.
5710 * testsuite/Makefile.in: Regenerated.
5711 * testsuite/dynamic_list.t: New file.
5712 * testsuite/dynamic_list.sh: New file.
5714 2008-11-05 Craig Silverstein <csilvers@google.com>
5716 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5717 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5718 (t11_last): Likewise.
5719 * testsuite/ver_test_6.c (main): Likewise.
5721 2008-10-07 Cary Coutant <ccoutant@google.com>
5723 * options.c (General_options::finalize): Add check for -static and
5725 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5728 2008-10-02 Cary Coutant <ccoutant@google.com>
5730 * plugin.cc (make_sized_plugin_object): Fix conditional
5731 compilation to work when not all targets are enabled.
5733 2008-09-29 Cary Coutant <ccoutant@google.com>
5735 * archive.cc (Archive::get_file_and_offset): Use filename instead
5736 of name to get library path.
5737 (Archive::include_member): Unlock external member of a thin archive.
5739 * testsuite/Makefile.am (TEST_AR): New variable.
5740 (thin_archive_test_1): New test.
5741 (thin_archive_test_2): New test.
5742 * testsuite/Makefile.in: Regenerate.
5743 * testsuite/thin_archive_main.cc: New file.
5744 * testsuite/thin_archive_test_1.cc: New file.
5745 * testsuite/thin_archive_test_2.cc: New file.
5746 * testsuite/thin_archive_test_3.cc: New file.
5747 * testsuite/thin_archive_test_4.cc: New file.
5749 2008-09-29 Cary Coutant <ccoutant@google.com>
5751 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5752 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5754 (Sized_relobj::do_finalize_local_symbols): Likewise.
5755 (Sized_relobj::map_to_kept_section): Likewise.
5756 * object.h (Sized_relobj::invalid_address): New constant.
5757 (Sized_relobj::do_output_section_offset): Check for invalid_address
5759 * output.cc (Output_reloc::local_section_offset): Use constant
5760 invalid_address instead of -1U.
5761 (Output_reloc::get_address): Likewise.
5762 (Output_section::output_address): Change -1U to -1ULL.
5763 * output.h (Output_reloc::invalid_address): New constant.
5764 * reloc.cc (Sized_relobj::write_sections): Use constant
5765 invalid_address instead of -1U.
5766 (Sized_relobj::relocate_sections): Likewise.
5767 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5768 values for merge sections.
5769 * target-reloc.h (relocate_for_relocatable): Use constant
5770 invalid_address instead of -1U.
5772 2008-09-19 Cary Coutant <ccoutant@google.com>
5774 Add plugin functionality for link-time optimization (LTO).
5775 * configure.ac (plugins): Add --enable-plugins option.
5776 * configure: Regenerate.
5777 * config.in: Regenerate.
5778 * Makefile.am (LIBDL): New variable.
5779 (CCFILES): Add plugin.cc.
5780 (HFILES): Add plugin.h.
5781 (ldadd_var): Add LIBDL.
5782 * Makefile.in: Regenerate.
5784 * archive.cc: Include "plugin.h".
5785 (Archive::setup): Don't preread archive symbols when using a plugin.
5786 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5787 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5789 (Archive::include_member): Add symbols from plugin objects.
5790 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5791 * descriptors.cc (Descriptors::open): Check for file descriptors
5792 abandoned by plugins.
5793 (Descriptors::claim_for_plugin): New function.
5794 * descriptors.h (Descriptors::claim_for_plugin): New function.
5795 (Open_descriptor::is_claimed): New field.
5796 (claim_descriptor_for_plugin): New function.
5797 * fileread.cc (File_read::claim_for_plugin): New function.
5798 * fileread.h (File_read::claim_for_plugin): New function.
5799 (File_read::descriptor): New function.
5800 * gold.cc: Include "plugin.h".
5801 (queue_initial_tasks): Add task to call plugin hooks for generating
5803 * main.cc: Include "plugin.h".
5804 (main): Load plugin libraries.
5805 * object.h (Pluginobj): Declare.
5806 (Object::pluginobj): New function.
5807 (Object::do_pluginobj): New function.
5808 (Object::set_target): New function.
5809 * options.cc: Include "plugin.h".
5810 (General_options::parse_plugin): New function.
5811 (General_options::General_options): Initialize plugins_ field.
5812 (General_options::add_plugin): New function.
5813 * options.h (Plugin_manager): Declare.
5814 (General_options): Add --plugin option.
5815 (General_options::has_plugins): New function.
5816 (General_options::plugins): New function.
5817 (General_options::add_plugin): New function.
5818 (General_options::plugins_): New field.
5819 * plugin.cc: New file.
5820 * plugin.h: New file.
5821 * readsyms.cc: Include "plugin.h".
5822 (Read_symbols::do_read_symbols): Check for archive before checking
5823 for ELF file. Call plugin hooks to claim files.
5824 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5825 from a real object file; force override when processing replacement
5827 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5828 (Symbol::init_base_object): Likewise.
5829 (Symbol::init_base_output_data): Likewise.
5830 (Symbol::init_base_output_segment): Likewise.
5831 (Symbol::init_base_constant): Likewise.
5832 (Symbol::init_base_undefined): Likewise.
5833 (Symbol::output_section): Assert that object is not a plugin.
5834 (Symbol_table::add_from_pluginobj): New function.
5835 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5837 (Symbol_table::sized_write_globals): Likewise.
5838 (Symbol_table::add_from_pluginobj): Instantiate template.
5839 * symtab.h (Sized_pluginobj): Declare.
5840 (Symbol::in_real_elf): New function.
5841 (Symbol::set_in_real_elf): New function.
5842 (Symbol::in_real_elf_): New field.
5843 (Symbol_table::add_from_pluginobj): New function.
5845 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5846 (LIBDL): New variable.
5848 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5849 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5850 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5851 (MOSTLYCLEANFILES): Likewise.
5852 * testsuite/Makefile.in: Regenerate.
5853 * testsuite/plugin_test.c: New file.
5854 * testsuite/plugin_test_1.sh: New file.
5855 * testsuite/plugin_test_2.sh: New file.
5857 2008-09-16 Ian Lance Taylor <iant@google.com>
5859 * target-reloc.h (relocate_section): Check whether a symbol is
5860 defined by the ABI before reporting an undefined symbol error.
5861 * target.h (Target::is_defined_by_abi): Make parameter const.
5862 (Target::do_is_defined_by_abi): Likewise.
5863 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5864 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5865 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5866 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5867 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5868 * testsuite/Makefile.in: Rebuild.
5870 * fileread.cc (make_view): Add casts to avoid warning.
5872 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5874 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5875 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5877 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5879 * options.h (General_options::output_is_executable): New.
5880 (General_options::output_is_pie): New.
5881 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5882 for shared libraries.
5883 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5885 2008-09-11 Chris Demetriou <cgd@google.com>
5887 * options.h (origin): New -z option.
5888 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5889 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5892 2008-09-05 Cary Coutant <ccoutant@google.com>
5894 * fileread.cc (File_read::make_view): Add check for attempt to map
5897 2008-09-05 Cary Coutant <ccoutant@google.com>
5899 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5900 explicit instantiations.
5902 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5905 * options.cc (General_options::finalize): Allow undefined symbols
5906 in shlibs if linking -shared.
5909 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5910 symbols as not needing a dynsym entry.
5912 2008-08-20 Craig Silverstein <csilvers@google.com>
5914 * fileread.cc (File_read::open): Do not lock the file unless it
5915 was successfully opened.
5917 2008-08-14 Cary Coutant <ccoutant@google.com>
5919 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5920 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5921 * testsuite/tls_test.cc (struct int128): 128-bit struct
5922 for testing TLS relocs with non-zero addend.
5923 (v12): New TLS variable.
5925 (t_last): Add check for v12.
5926 * testsuite/tls_test.h (t12): New function.
5927 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5929 2008-08-13 Ian Lance Taylor <iant@google.com>
5931 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5932 set tls_segment_ or relro_segment_.
5933 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5935 * output.h (Output_section::clear_is_relro): New function.
5936 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5937 sections specially even when output_data_ is empty.
5938 (Output_segment::maximum_alignment): When first section is relro,
5939 only force alignment for PT_LOAD segments.
5940 * script.cc (script_data_segment_align): New function.
5941 (script_data_segment_relro_end): New function.
5942 * script-c.h (script_data_segment_align): Declare.
5943 (script_data_segment_relro_end): Declare.
5944 * script-sections.h (class Script_sections): Declare
5945 data_segment_align and data_segment_relro_end. Add fields
5946 segment_align_index_ and saw_relro_end_.
5947 * script-sections.cc (class Sections_element): Add set_is_relro
5948 virtual function. Add new bool* parameter to place_orphan_here.
5949 Add get_output_section virtual function.
5950 (class Output_section_definition): Add set_is_relro. Add new
5951 bool* parameter to place_orphan_here. Add get_output_section.
5952 Add is_relro_ field.
5953 (Output_section_definition::Output_section_definition): Initialize
5954 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5955 and is_relro_ fields.
5956 (Output_section_definition::place_orphan_here): Add is_relro
5958 (Output_section_definition::set_section_addresses): Set relro for
5960 (Output_section_definition::alternate_constraint): Likewise.
5961 (class Orphan_output_section): Add new bool* parameter to
5962 place_orphan_here. Add get_output_section.
5963 (Orphan_output_section::place_orphan_here): Add is_relro
5965 (Script_sections::Script_sections): Initialize
5966 data_segment_align_index_ and saw_relro_end_.
5967 (Script_sections::data_segment_align): New function.
5968 (Script_sections::data_segment_relro_end): New function.
5969 (Script_sections::place_orphan): Set or clear is_relro.
5970 (Script_sections::set_section_addresses): Force alignment of first
5972 * yyscript.y (exp): Call script_data_segment_align and
5973 script_data_segment_relro_end.
5974 * testsuite/relro_script_test.t: New file.
5975 * testsuite/relro_test.cc (using_script): Declare.
5976 (t1, t2): Test using_script.
5977 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5978 (relro_script_test_SOURCES): Define.
5979 (relro_script_test_DEPENDENCIES): Define.
5980 (relro_script_test_LDFLAGS): Define.
5981 (relro_script_test_LDADD): Define.
5982 (relro_script_test.so): New target.
5983 * testsuite/Makefile.in: Rebuild.
5985 2008-08-06 Cary Coutant <ccoutant@google.com>
5987 * archive.cc (Archive::total_archives, Archive::total_members)
5988 (Archive::total_members_loaded): New variables.
5989 (Archive::setup): Add parameter. Add option to preread
5991 (Archive::read_armap): Add counter.
5992 (Archive::get_file_and_offset): New function.
5993 (Archive::get_elf_object_for_member): New function.
5994 (Archive::read_all_symbols): New function.
5995 (Archive::read_symbols): New function.
5996 (Archive::add_symbols): Add counters.
5997 (Archive::include_all_members): Use armap to find members if it's
5999 (Archive::include_member): Skip reading symbols if already read.
6000 Factored code into Archive::get_file_and_offset and
6001 Archive::get_elf_object_for_member. Changed call to
6002 Mapfile::report_include_archive_member.
6003 (Archive::print_stats): New function.
6004 * archive.h: Declare Object and Read_symbols_data classes.
6005 (Archive::Archive): Add initializers for new members.
6006 (Archive::setup): Add parameter.
6007 (Archive::print_stats): New function.
6008 (Archive::total_archives, Archive::total_members)
6009 (Archive::total_members_loaded): New variables.
6010 (Archive::get_file_and_offset): New function.
6011 (Archive::get_elf_object_for_member): New function.
6012 (Archive::read_all_symbols): New function.
6013 (Archive::read_symbols): New function.
6014 (Archive::Archive_member): New class.
6015 (Archive::members_): New member.
6016 (Archive::num_members_): New member.
6017 * main.cc: Include archive.h.
6018 (main): Call Archive::print_stats.
6019 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6020 archive parameter; member_name is now the fully-decorated name.
6021 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6022 * options.h: (General_options): Add --preread-archive-symbols option.
6023 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6026 2008-08-04 Ian Lance Taylor <iant@google.com>
6028 * symtab.h (Symbol::use_plt_offset): New function.
6029 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6030 * powerpc.cc (Relocate::relocate): Likewise.
6031 * sparc.cc (Relocate::relocate): Likewise.
6032 * x86_64.cc (Relocate::relocate): Likewise.
6033 * testsuite/weak_plt.sh: New test.
6034 * testsuite/weak_plt_main.cc: New test.
6035 * testsuite/weak_plt_shared.cc: New test.
6036 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6037 (check_PROGRAMS): Add weak_plt.
6038 (check_DATA): Add weak_plt_shared.so.
6039 (weak_plt_main_pic.o, weak_plt): New targets.
6040 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6041 * testsuite/Makefile.in: Rebuild.
6043 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6045 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6046 * testsuite/Makefile.in: Rebuild.
6048 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6050 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6051 * Makefile.in: Regenerate.
6052 * po/POTFILES.in: Regenerate.
6054 2008-07-29 Ian Lance Taylor <iant@google.com>
6056 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6057 symbols before other symbols.
6058 * testsuite/script_test_2.cc (test_addr): Declare.
6059 (test_addr_alias): Declare.
6060 (main): Check that test_addr and test_addr_alias have the right
6062 * testsuite/script_test_2.t: Define test_addr_alias and
6065 2008-07-24 Ian Lance Taylor <iant@google.com>
6068 * descriptors.cc: New file.
6069 * descriptors.h: New file.
6070 * gold-threads.h (class Hold_optional_lock): New class.
6071 * fileread.cc: Include "descriptors.h".
6072 (File_read::~File_read): Release descriptor rather than closing
6074 (File_read::open) [file]: Call open_descriptor rather than open.
6075 Set is_descriptor_opened_.
6076 (File_read::open) [memory]: Assert that descriptor is not open.
6077 (File_read::reopen_descriptor): New function.
6078 (File_read::release): Release descriptor.
6079 (File_read::do_read): Make non-const. Reopen descriptor.
6080 (File_read::read): Make non-const.
6081 (File_read::make_view): Reopen descriptor.
6082 (File_read::do_readv): Likewise.
6083 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6084 Update declarations.
6085 * layout.cc: Include "descriptors.h".
6086 (Layout::create_build_id): Use open_descriptor rather than open.
6087 * output.cc: Include "descriptors.h".
6088 (Output_file::open): Use open_descriptor rather than open.
6089 * archive.cc (Archive::const_iterator): Change Archive to be
6091 (Archive::begin, Archive::end): Make non-const.
6092 (Archive::count_members): Likewise.
6093 * archive.h (class Archive): Update declarations.
6094 * object.h (Object::read): Make non-const.
6095 * Makefile.am (CCFILES): Add descriptors.cc.
6096 (HFILES): Add descriptors.h.
6097 * Makefile.in: Rebuild.
6100 * gold.h: Always include <clocale>. Add Solaris workarounds
6101 following code in binutils/sysdep.h.
6104 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6105 this->eh_frame_hdr_ is NULL before using it.
6107 * dynobj.cc (Versions::Versions): Update comment.
6109 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6110 the base version name.
6112 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6113 array size plus one.
6114 (Stringpool_template::set_string_offsets): Subtract one from key
6115 before using it as an array index.
6116 (Stringpool_template::get_offset_with_length): Likewise.
6117 (Stringpool_template::write_to_buffer): Likewise.
6118 * stringpool.h (Stringpool_template::get_offset_from_key):
6121 2008-07-23 Ian Lance Taylor <iant@google.com>
6124 * object.h (Merged_symbol_value::value): Do our best to handle a
6128 * script.cc (Version_script_info::get_versions): Don't add empty
6129 version tag to return value.
6130 (Version_script_info::get_symbol_version_helper): Change return
6131 type to bool. Add pversion parameter. Change all callers.
6132 (script_register_vers_node): Don't require a non-NULL tag.
6133 * script.h (class Version_script_info): Update declarations.
6134 (Version_script_info::get_symbol_version): Change return type to
6135 bool. Add version parameter. Change all callers.
6136 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6137 handling. Handle an empty version from a version script.
6138 (Symbol_table::define_special_symbol): Likewise.
6139 * testsuite/ver_test_10.script: New file.
6140 * testsuite/ver_test_10.sh: New file.
6141 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6142 (check_DATA): Add ver_test_10.syms.
6143 (ver_test_10.syms, ver_test_10.so): New target.
6144 * testsuite/Makefile.in: Rebuild.
6146 2008-07-23 Simon Baldwin <simonb@google.com>
6148 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6149 to zero for undefined symbols from dynamic libraries.
6151 2008-07-23 Ian Lance Taylor <iant@google.com>
6153 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6155 * symtab.h (class Symbol_table): Update declaration.
6156 * testsuite/ver_test_9.cc: New file.
6157 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6158 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6159 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6160 (ver_test_9.so, ver_test_9.o): New targets.
6161 * testsuite/Makefile.in: Rebuild.
6163 2008-07-22 Ian Lance Taylor <iant@google.com>
6165 * options.h (class General_options): Define --check-sections.
6166 * layout.cc (Layout::set_segment_offsets): Handle
6169 * options.h (class General_options): Define -n/--nmagic and
6171 * options.cc (General_options::finalize): For -n/--nmagic or
6172 -N/--omagic, set -static.
6173 * layout.cc (Layout::attach_allocated_section_to_segment): If
6174 -N/--omagic, don't put read-only and read-write sections in
6176 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6177 finding a read-only segment.
6178 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6179 don't set the minimum segment alignment to the common page size,
6180 and don't set the file offset to the address modulo the page size.
6181 * script-sections.cc (Script_sections::create_segments): If
6182 -n/--omagic, don't put read-only and read-write sections in
6185 * cref.cc: New file.
6187 * options.h (class General_options): Add --print-symbol-counts.
6188 * main.cc (main): Issue defined symbol report if requested.
6189 * archive.cc (Archive::interpret_header): Make into a const member
6191 (Archive::add_symbols): Call Input_objects::archive_start and
6193 (Archive::const_iterator): Define new class.
6194 (Archive::begin, Archive::end): New functions.
6195 (Archive::include_all_members): Rewrite to use iterator.
6196 (Archive::count_members): New function.
6197 * archive.h (class Archive): Update declarations.
6198 (Archive::filename): New function.
6199 * object.cc: Include "cref.h".
6200 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6201 (Sized_relobj::do_get_global_symbol_counts): New function.
6202 (Input_objects::add_object): Add object to cross-referencer.
6203 (Input_objects::archive_start): New function.
6204 (Input_objects::archive_stop): New function.
6205 (Input_objects::print_symbol_counts): New function.
6206 * object.h: Declare Cref and Archive.
6207 (Object::get_global_symbol_counts): New function.
6208 (Object::do_get_global_symbol_counts): New pure virtual function.
6209 (class Sized_relobj): Add defined_count_ field. Update
6211 (class Input_objects): Add cref_ field. Update constructor.
6212 Update declarations.
6213 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6215 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6217 (Sized_dynobj::do_get_global_symbol_counts): New function.
6218 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6219 defined_count_. Update declarations. Define Symbols typedef.
6220 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6221 parameter. Change all callers.
6222 (Symbol_table::add_from_dynobj): Add sympointers and defined
6223 parameters. Change all callers.
6224 * symtab.h (class Symbol_table): Update declarations.
6225 * Makefile.am (CCFILES): Add cref.cc.
6226 (HFILES): Add cref.h.
6227 * Makefile.in: Rebuild.
6229 2008-07-22 Simon Baldwin <simonb@google.com>
6231 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6232 to zero when writing undefined symbols.
6234 2008-07-22 Ian Lance Taylor <iant@google.com>
6236 * output.cc (Output_section::add_input_section): Don't try to
6237 merge empty merge sections.
6239 2008-07-21 Craig Silverstein <csilvers@google.com>
6241 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6242 Include symbol version in error message.
6244 2008-07-20 Chris Demetriou <cgd@google.com>
6246 * configure.ac (gold_cv_c_random_seed): New configured variable.
6247 (RANDOM_SEED_CFLAGS): New substituted variable.
6248 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6249 * configure: Rebuild.
6250 * Makefile.in: Likewise.
6251 * testsuite/Makefile.in: Likewise.
6253 2008-07-18 Ian Lance Taylor <iant@google.com>
6255 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6256 where we see NAME/NULL and NAME/VERSION as separate symbols.
6257 * testsuite/ver_test_main.cc (main): Call t4.
6258 (t4, t4_2a): Define.
6259 * testsuite/ver_test_2.cc (t4_2): Define.
6260 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6261 * testsuite/ver_test_4.cc (t4_2a): Define.
6262 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6263 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6265 2008-07-17 Ian Lance Taylor <iant@google.com>
6267 * dynobj.cc (Versions::add_def): If we give an error about a
6268 missing version, go ahead and create the version anyhow.
6270 2008-07-10 Ian Lance Taylor <iant@google.com>
6272 Handle output sections with more than 0x7fffffff bytes.
6273 * object.h (class Relobj): Change map_to_output_ to
6274 output_sections_, and just keep a section pointer. Change all
6275 uses. Move comdat group support to Sized_relobj.
6276 (Relobj::is_section_specially_mapped): Remove.
6277 (Relobj::output_section): Remove poff parameter. Change all
6279 (Relobj::output_section_offset): New function.
6280 (Relobj::set_section_offset): Rewrite.
6281 (Relobj::map_to_output): Remove.
6282 (Relobj::output_sections): New function.
6283 (Relobj::do_output_section_offset): New pure virtual function.
6284 (Relobj::do_set_section_offset): Likewise.
6285 (class Sized_relobj): Add section_offsets_ field. Add comdat
6286 group support from Relobj. Update declarations.
6287 (Sized_relobj::get_output_section_offset): New function.
6288 (Sized_relobj::do_output_section_offset): New function.
6289 (Sized_relobj::do_set_section_offset): New function.
6290 * object.cc (Relobj::output_section_address): Remove.
6291 (Sized_relobj::Sized_relobj): Initialize new fields.
6292 (Sized_relobj::include_section_group): Cast find_kept_object to
6294 (Sized_relobj::include_linkonce_section): Likewise.
6295 (Sized_relobj::do_layout): Use separate arrays for output section
6297 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6299 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6300 output_sections and section_offsets.
6301 (Sized_relobj::write_local_symbols): Likewise.
6302 (map_to_kept_section): Compute output address directly.
6303 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6304 output_sections and section_offsets.
6305 (Sized_relobj::write_sections): Likewise.
6306 (Sized_relobj::relocate_sections): Likewise.
6307 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6308 * output.h (class Output_reloc): Update declarations. Change
6309 u2_.relobj to Sized_relobj*.
6310 (class Output_data_reloc): Change add functions to use
6312 * output.cc (Output_reloc::Output_reloc): Change relobj to
6314 (Output_reloc::local_section_offset): Change return type to
6315 Elf_Addr. Use get_output_section_offset.
6316 (Output_reloc::get_address): Likewise.
6317 (Output_section::is_input_address_mapped): Don't call
6318 is_section_specially_mapped.
6319 (Output_section::output_offset): Likewise.
6320 (Output_section::output_address): Likewise.
6321 (Output_section::starting_output_address): Likewise.
6322 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6323 parameter to Sized_relobj*.
6324 (Copy_relocs::need_copy_reloc): Likewise.
6325 (Copy_relocs::save): Likewise.
6326 * copy-relocs.h (class Copy_relocs): Update declarations.
6327 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6328 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6329 * target-reloc.h (relocate_for_relocatable): Change
6330 offset_in_output_section type to Elf_Addr. Change code that uses
6332 * layout.cc (Layout::layout): Always set *off.
6333 * mapfile.cc (Mapfile::print_input_section): Use
6334 output_section_offset.
6335 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6337 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6338 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6339 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6341 2008-07-03 Ian Lance Taylor <iant@google.com>
6343 * layout.cc (Layout::include_section): Do not discard unrecognized
6344 SHT_STRTAB sections.
6346 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6348 * script.cc (Lex::can_continue_name): Make '?' allowable in
6349 version-script names.
6350 * testsuite/version_script.map: Change glob pattern to use '?'
6352 2008-06-30 Manish Singh <yosh@gimp.org>
6355 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6358 2008-06-30 Ian Lance Taylor <iant@google.com>
6362 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6363 versions]: Don't try to read the value in the contents, since we
6364 don't use it. Use the template endianness when writing.
6366 2008-06-25 Cary Coutant <ccoutant@google.com>
6368 * fileread.cc (File_read::make_view): Assert on zero-length view.
6369 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6370 symbol table when there are no symbols to read.
6372 2008-06-23 Craig Silverstein <csilvers@google.com>
6374 * version.cc (version_string): Bump to 1.7
6376 2008-06-18 Craig Silverstein <csilvers@google.com>
6378 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6379 constant 0xFFFF to type Valtype.
6380 (Powerpc_relocate_functions::rel16_ha): Likewise.
6382 2008-06-17 Ian Lance Taylor <iant@google.com>
6384 * output.h (Output_section::Input_section): Initialize p2align_ to
6385 zero for Output_section_data constructors.
6386 (Output_section::Input_section::addralign): If not an input
6387 section, return the alignment of the Output_section_data.
6388 * testsuite/copy_test.cc: New file.
6389 * testsuite/copy_test_1.cc: New file.
6390 * testsuite/copy_test_2.cc: New file.
6391 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6392 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6393 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6394 (copy_test_1_pic.o, copy_test_1.so): New targets.
6395 (copy_test_2_pic.o, copy_test_2.so): New targets.
6396 * testsuite/Makefile.in: Rebuild.
6398 * script-sections.cc (Script_sections::place_orphan): Initialize
6399 local variable exact.
6401 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6403 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6405 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6406 David S. Miller <davem@davemloft.net>
6408 * powerpc.cc: New file.
6409 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6410 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6411 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6412 * Makefile.in: Rebuild.
6414 2008-06-09 Ian Lance Taylor <iant@google.com>
6416 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6418 (throwing, orig_terminate): New static variables.
6419 (terminate_handler): New static function.
6420 (t2): Set terminate handler.
6422 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6425 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6428 2008-05-30 Cary Coutant <ccoutant@google.com>
6430 * archive.cc (Archive::include_all_members) Correct to step
6431 over symbol table and extended name table in thin archives.
6433 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6436 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6439 2008-05-28 Caleb Howe <cshowe@google.com>
6441 * reduced_debug_output.cc: New file.
6442 * reduced_debug_output.h: New file.
6443 * options.h (class General_options): Add --strip-debug-non-line.
6444 * options.cc (General_options::finalize): Add strip_debug_non_line
6445 to the strip heirarchy.
6446 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6448 * layout.cc: Include "reduced_debug_output.h".
6449 (Layout::Layout): Initialize new fields.
6450 (line_only_debug_sections): New static array.
6451 (is_lines_only_debug_sections): New static inline function.
6452 (Layout::include_section): Handle --strip-debug-non-line.
6453 (Layout::make_output_section): If --strip-debug-non-line, build
6454 new output sections for .debug_abbrev and .debug_info.
6455 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6456 gold. Warn about possible overflow.
6457 (read_signed_LEB_128): Likewise.
6458 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6459 (read_signed_LEB_128): Declare.
6460 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6461 (HFILES): Add reduced_debug_output.h.
6462 * Makefile.in: Rebuild.
6464 2008-05-21 Ian Lance Taylor <iant@google.com>
6466 * mapfile.cc: New file.
6467 * mapfile.h: New file.
6468 * options.h (class General_options): Add -M/--print-map and -Map.
6469 * options.cc (General_options::finalize): Make -M equivalent to
6471 * main.cc: Include <cstdio> and "mapfile.h".
6472 (main): Open mapfile if requested.
6473 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6474 constructor. Change caller.
6475 (queue_initial_tasks): Add mapfile parameter. Change caller.
6476 (queue_middle_tasks): Likewise.
6477 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6479 * archive.cc: Include "mapfile.h".
6480 (Archive::add_symbols): Add mapfile parameter. Change all
6481 callers. Pass mapfile, symbol, and reason to include_member.
6482 (Archive::include_all_members): Add mapfile parameter. Change all
6484 (Archive::include_member): Add mapfile, sym, and why parameters.
6485 Change all callers. Report inclusion to map file.
6486 * archive.h: Include "fileread.h".
6487 (class Archive): Update declarations.
6488 (Archive::file): New const method.
6489 (class Add_archive_symbols): Add mapfile_ field. Update
6490 constructor. Change all callers.
6491 * readsyms.h (class Read_symbols): Likewise.
6492 (class Finish_group): Likewise.
6493 (class Read_script): Likewise.
6494 * common.cc: Include "mapfile.h".
6495 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6497 (Symbol_table::do_allocate_commons): Likewise.
6498 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6499 symbol allocation to mapfile.
6500 * common.h (class Allocate_commons_task): Add mapfile_ field.
6501 Update constructor. Change all callers.
6502 * symtab.h (class Symbol_table): Update declarations.
6503 * layout.cc: Include "mapfile.h".
6504 (Layout_task_runner::run): Print information to mapfile.
6505 (Layout::create_gold_note): Change Output_data_fixed_space to
6506 Output_data_zero_fill.
6507 (Layout::create_build_id): Likewise.
6508 (Layout::print_to_mapfile): New function.
6509 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6510 constructor. Change caller.
6511 (class Layout): Declare print_to_mapfile.
6512 * output.cc (Output_section::Input_section::print_to_mapfile): New
6514 (Output_section::add_input_section): If producing a map, always
6515 add to input_sections_ list.
6516 (Output_section::do_print_to_mapfile): New function.
6517 (Output_segment::print_sections_to_mapfile): New function.
6518 (Output_segment::print_section_list_to_mapfile): New function.
6519 * output.h: Include "mapfile.h".
6520 (Output_data::print_to_mapfile): New function.
6521 (Output_data::do_print_to_mapfile): New virtual function.
6522 (Output_segment_headers::do_print_to_mapfile): New function.
6523 (Output_file_header::do_print_to_mapfile): New function.
6524 (Output_data_const::do_print_to_mapfile): New function.
6525 (class Output_data_const_buffer): Add map_name_ field. Update
6526 constructor. Change all callers. Add do_print_to_mapfile
6528 (class Output_data_fixed_space): Likewise.
6529 (class Output_data_space): Likewise.
6530 (class Output_data_zero_fill): New class.
6531 (Output_data_strtab::do_print_to_mapfile): New function.
6532 (Output_data_reloc_base::do_print_to_mapfile): New function.
6533 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6534 (Output_data_group::do_print_to_mapfile): New function.
6535 (Output_data_got::do_print_to_mapfile): New function.
6536 (Output_data_dynamic::do_print_to_mapfile): New function.
6537 (Output_symtab_xindex::do_print_to_mapfile): New function.
6538 (class Output_section): Declare do_print_to_mapflie. Declare
6539 print_to_mapfile in Input_section.
6540 (class Output_segment): Declare new functions.
6541 * object.h (Sized_relobj::symbol_count): New function.
6542 * script-sections.cc
6543 (Output_section_element_dot_assignment::set_section_addresses):
6544 Change Output_data_fixed_space to Output_data_zero_fill.
6545 (Output_data_expression::do_print_to_mapfile): New function.
6546 * script.cc (read_input_script): Add mapfile parameter. Change
6548 * script.h (read_input_script): Update declaration.
6549 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6550 (Eh_frame::do_print_to_mapfile): New function.
6551 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6552 (Output_merge_string::do_print_to_mapfile): New function.
6553 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6555 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6557 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6559 * Makefile.am (CCFILES): Add mapfile.cc.
6560 (HFILES): Add mapfile.h.
6561 * Makefile.in: Rebuild.
6563 2008-05-19 Ian Lance Taylor <iant@google.com>
6565 * options.h (class General_options): Add -z relro.
6566 * layout.cc (Layout::Layout): Initialize relro_segment_.
6567 (Layout::add_output_section_data): Return the output section.
6568 (Layout::make_output_section): Rcognize relro sections and mark
6570 (Layout::attach_allocated_section_to_segment): Put relro sections
6571 in a PT_GNU_RELRO segment.
6572 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6574 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6576 (Layout::linkonce_mapping): Map d.rel.ro.local to
6578 (Layout::output_section_name): Us .data.rel.ro.local for any
6579 section which begins with that.
6580 * layout.h (class Layout): Update add_output_section_data
6581 declaration. Add relro_segment_ field.
6582 * output.cc (Output_section::Output_section): Initialize is_relro_
6583 and is_relro_local_ fields.
6584 (Output_segment::add_output_section): Group relro sections.
6585 (Output_segment::is_first_section_relro): New function.
6586 (Output_segment::maximum_alignment): If there is a relro section,
6587 align the segment to the common page size.
6588 (Output_segment::set_section_addresses): Track whether we are
6589 looking at relro sections. If the last section is a relro
6590 section, align to the common page size.
6591 (Output_segment::set_section_list_addresses): Add in_relro
6592 parameter. Change all callers. Align to the page size when
6593 moving from relro to non-relro section.
6594 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6596 * output.h (class Output_section): Add is_relro_ and
6597 is_relro_local_ fields.
6598 (Output_section::is_relro): New function.
6599 (Output_section::set_is_relro): New function.
6600 (Output_section::is_relro_local): New function.
6601 (Output_section::set_is_relro_local): New function.
6602 (class Output_segment): Update declarations.
6603 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6604 * sparc.cc (Target_sparc::got_section): Likewise.
6605 * x86_64.cc (Target_x86_64::got_section): Likewise.
6606 * testsuite/relro_test_main.cc: New file.
6607 * testsuite/relro_test.cc: New file.
6608 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6609 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6610 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6611 (relro_test.so, relro_test_pic.o): New targets.
6612 * testsuite/Makefile.in: Rebuild.
6614 2008-05-16 Ian Lance Taylor <iant@google.com>
6616 * output.cc (Output_segment::add_output_section): Remove front
6618 * output.h (class Output_segment): Remove
6619 add_initial_output_section and overloaded add_output_section.
6620 Update declaration of remaining add_output_section.
6621 * layout.cc (Layout::create_interp): Call add_output_section
6622 rather than add_initial_output_section.
6623 (Layout::finish_dynamic_section): Likewise.
6625 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6626 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6627 know the dynamic type.
6628 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6629 field. Initialize it in constructor.
6630 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6631 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6632 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6635 * output.cc (Output_reloc::get_address): Change return type to
6637 * output.h (class Output_reloc): Update get_address declaration.
6638 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6639 for section addresses.
6641 2008-05-09 Ian Lance Taylor <iant@google.com>
6644 * gold.cc (gold_nomem): Use return value of write.
6646 2008-05-08 Ian Lance Taylor <iant@google.com>
6648 * symtab.c (Symbol::init_base_output_data): Add version
6649 parameter. Change all callers.
6650 (Symbol::init_base_output_segment): Likewise.
6651 (Symbol::init_base_constant): Likewise.
6652 (Symbol::init_base_undefined): Likewise.
6653 (Sized_symbol::init_output_data): Likewise.
6654 (Sized_symbol::init_output_segment): Likewise.
6655 (Sized_symbol::init_constant): Likewise.
6656 (Sized_symbol::init_undefined): Likewise.
6657 (Symbol_table::do_define_in_output_data): If the new symbol has a
6658 version, mark it as the default.
6659 (Symbol_table::do_define_in_output_segment): Likewise.
6660 (Symbol_table::do_define_as_constant): Likewise.
6661 * symtab.h (class Symbol): Update declarations.
6662 (class Sized_symbol): Likewise.
6663 * resolve.cc (Symbol::override_version): New function.
6664 (Symbol::override_base): Call override_version.
6665 (Symbol::override_base_with_special): Likewise.
6666 * testsuite/ver_script_8.script: New file.
6667 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6668 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6669 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6670 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6672 2008-05-06 Ian Lance Taylor <iant@google.com>
6675 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6677 (class General_options): Remove existing --undefined, and add
6678 --no-undefined instead. Add new --undefined as synonym for -u.
6679 * archive.cc (Archive::add_symbols): Check whether symbol was
6681 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6682 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6683 all uses. Add IS_UNDEFINED. Update declarations to split
6684 different versions of init_base. Declare init_base_undefined.
6685 (Symbol::is_defined): Handle IS_UNDEFINED.
6686 (Symbol::is_undefined): Likewise.
6687 (Symbol::is_weak_undefined): Call is_undefined.
6688 (Symbol::is_absolute): Handle IS_CONSTANT.
6689 (class Sized_symbol): Update declarations to split different
6690 versions of init. Declare init_undefined.
6691 (class Symbol_table): Declare new functions.
6692 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6694 (Symbol::init_base_output_data): Likewise.
6695 (Symbol::init_base_output_segment): Likewise.
6696 (Symbol::init_base_constant): Likewise.
6697 (Symbol::init_base_undefined): New function.
6698 (Sized_symbol::init_object): Rename from init. Change all
6700 (Sized_symbol::init_output_data): Likewise.
6701 (Sized_symbol::init_output_segment): Likewise.
6702 (Sized_symbol::init_constant): Likewise.
6703 (Sized_symbol::init_undefined): New function.
6704 (Symbol_table::add_undefined_symbols_from_command_line): New
6706 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6708 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6709 (Symbol::output_section): Likewise.
6710 (Symbol::set_output_section): Likewise.
6711 (Symbol_table::sized_finalize_symbol): Likewise.
6712 (Symbol_table::sized_write_globals): Likewise.
6713 * resolve.cc (Symbol_table::should_override): Likewise.
6714 (Symbol::override_base_with_special): Likewise.
6716 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6717 symbol, change it to have default visibility.
6718 * testsuite/protected_1.cc: New file.
6719 * testsuite/protected_2.cc: New file.
6720 * testsuite/protected_3.cc: New file.
6721 * testsuite/protected_main_1.cc: New file.
6722 * testsuite/protected_main_2.cc: New file.
6723 * testsuite/protected_main_3.cc: New file.
6724 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6725 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6726 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6727 (protected_1.so): New target.
6728 (protected_1_pic.o, protected_2_pic.o): New targets.
6729 (protected_3_pic.o): New target.
6730 (check_PROGRAMS): Add protected_2.
6731 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6732 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6733 * testsuite/Makefile.in: Rebuild.
6735 * options.h (DEFINE_var): Add set_user_set_##varname__.
6736 (DEFINE_bool_alias): New macro.
6737 (class General_options): Define -Bstatic using DEFINE_bool_alias
6738 rather than DEFINE_special. Add --undefined as an alias for -z
6740 * options.cc (General_options::parse_Bstatic): Remove.
6742 * options.h (class General_options): Add --fatal-warnings.
6743 * main.cc (main): Implement --fatal-warnings.
6744 * errors.h (Errors::warning_count): New function.
6746 * options.h (class General_options): Add -Bsymbolic-functions.
6747 * symtab.h (Symbol::is_preemptible): Check for
6748 -Bsymbolic-functions.
6750 2008-05-05 Ian Lance Taylor <iant@google.com>
6752 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6753 as noVARNAME rather than no-VARNAME.
6754 (class General_options): Add option -z combreloc.
6755 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6757 (Output_reloc::sort_before) [SHT_REL]: New function.
6758 (Output_reloc::sort_before) [SHT_RELA]: New function.
6759 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6760 Sort_relocs_comparison.
6761 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6762 parameter. Change all callers.
6763 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6764 sort_relocs parameter. Change all callers.
6765 * output.cc (Output_reloc::get_address): New function, broken out
6767 (Output_reloc::write_rel): Call it.
6768 (Output_reloc::compare): New function.
6769 (Output_data_reloc_base::do_write): Optionally sort relocs.
6771 * configure.ac: If targ_extra_obj is set, link it in.
6772 * configure.tgt: Initialize all variables.
6773 (x86_64*): Set targ_extra_obj and targ_extra_size.
6774 * configure: Rebuild.
6776 * object.cc (Sized_relobj::include_section_group): Adjust section
6777 indexes read from group data. Build vector to pass to
6779 * layout.cc (Layout::layout_group): Add flags and shndxes
6780 parameters. Remove contents parameter. Change caller. Update
6781 explicit instantiations.
6782 * layout.h (class Layout): Update layout_group declaration.
6783 * output.cc (Output_data_group::Output_data_group): Add flags and
6784 input_shndxes parameters. Remove contents parameter. Change
6786 (Output_data_group::do_write): Change input_sections_ to
6788 * output.h (class Output_data_group): Update constructor
6789 declaration. Rename input_sections_ to input_shndxes_.
6790 * testsuite/many_sections_test.cc: Add template.
6792 2008-04-30 Cary Coutant <ccoutant@google.com>
6794 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6796 * layout.cc (Layout::include_section): Refactored check for debug
6798 (Layout::add_comdat): Add new parameters. Change type
6799 of signature parameter. Add object and shndx to signatures table.
6800 (Layout::find_kept_object): New function.
6801 * layout.h: Include <cstring>.
6802 (Layout::is_debug_info_section): New function.
6803 (Layout::add_comdat): Add new parameters.
6804 (Layout::find_kept_object): New function.
6805 (Layout::Kept_section): New struct.
6806 (Layout::Signatures): Change type of map range.
6807 * object.cc (Relobj::output_section_address): New function.
6808 (Sized_relobj::include_section_group): Add new parameters. Change
6809 calls to Layout::add_comdat. Change to build table of kept comdat
6810 groups and table mapping discarded sections to kept sections.
6811 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6812 (Sized_relobj::do_layout): Change calls to include_section_group and
6813 include_linkonce_section.
6814 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6815 value to zero when section is discarded.
6816 (Sized_relobj::map_to_kept_section): New function.
6817 * object.h (Relobj::output_section_address): New function.
6818 (Relobj::Comdat_group): New type.
6819 (Relobj::find_comdat_group): New function.
6820 (Relobj::Comdat_group_table): New type.
6821 (Relobj::Kept_comdat_section): New type.
6822 (Relobj::Kept_comdat_section_table): New type.
6823 (Relobj::add_comdat_group): New function.
6824 (Relobj::set_kept_comdat_section): New function.
6825 (Relobj::get_kept_comdat_section): New function.
6826 (Relobj::comdat_groups_): New field.
6827 (Relobj::kept_comdat_sections_): New field.
6828 (Symbol_value::input_value): Update comment.
6829 (Sized_relobj::map_to_kept_section) New function.
6830 (Sized_relobj::include_linkonce_section): Add new parameter.
6831 * target-reloc.h (Comdat_behavior): New type.
6832 (get_comdat_behavior): New function.
6833 (relocate_section): Add code to map a discarded section to the
6834 corresponding kept section when applying a relocation.
6836 2008-04-30 Craig Silverstein <csilvers@google.com>
6838 * dwarf_reader.cc (next_generation_count): New static var.
6839 (Addr2line_cache_entry): New struct.
6840 (addr2line_cache): New static var.
6841 (Dwarf_line_info::one_addr2line): Added caching.
6842 (Dwarf_line_info::clear_addr2line_cache): New function.
6843 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6844 cache-size parameter.
6845 (Dwarf_line_info::one_addr2line_cache): New function.
6846 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6847 new cache-size argument to one_addr2line(), and clear cache.
6849 2008-04-28 Cary Coutant <ccoutant@google.com>
6851 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6852 R_386_PC8 relocations.
6854 2008-04-23 Ian Lance Taylor <iant@google.com>
6856 * object.cc (Sized_relobj::include_section_group): Check for
6857 invalid section group.
6859 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6862 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6863 than read for file header.
6864 * archive.cc (Archive::include_member): Likewise.
6866 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6868 * aclocal.m4: Regenerate.
6869 * configure: Regenerate.
6871 2008-04-19 Ian Lance Taylor <iant@google.com>
6873 * version.cc (version_string): Bump to 1.6.
6875 * testsuite/Makefile.am (many_sections_r_test): New target.
6876 (many_sections_r_test_SOURCES): Remove.
6877 (many_sections_r_test_DEPENDENCIES): Remove.
6878 (many_sections_r_test_LDFLAGS): Remove.
6879 (many_sections_r_test_LDADD): Remove.
6881 * object.cc (Sized_relobj::do_add_symbols): Always pass
6882 local_symbol_count_ to add_from_relobj.
6884 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6885 every thousand variables.
6886 * testsuite/Makefile.in: Rebuild.
6888 * object.cc (Xindex::initialize_symtab_xindex): New function.
6889 (Xindex::read_symtab_xindex): New function.
6890 (Xindex::sym_xindex_to_shndx): New function.
6891 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6893 (Sized_relobj::do_initialize_xindex): New function.
6894 (Sized_relobj::do_read_symbols): Adjust section links.
6895 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6896 parameter. Change all callers.
6897 (Sized_relobj::include_section_group): Adjust section links and
6898 symbol section indexes.
6899 (Sized_relobj::do_layout): Adjust section links.
6900 (Sized_relobj::do_count_local_symbols): Adjust section links and
6901 symbol section indexes.
6902 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6903 ordinary and special symbols.
6904 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6905 dynsym_xindex parameters. Change all callers. Adjust section
6906 links. Use SHN_XINDEX when needed.
6907 (Sized_relobj::get_symbol_location_info): Adjust section links.
6908 Don't get fooled by special symbols.
6909 * object.h (class Xindex): Define.
6910 (class Object): Add xindex_ parameter. Declare virtual functoin
6911 do_initialize_xindex.
6912 (Object::adjust_sym_shndx): New function.
6913 (Object::set_xindex): New protected function.
6914 (class Symbol_value): Add is_ordinary_shndx_ field.
6915 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6916 (Symbol_value::value): Assert ordinary section.
6917 (Symbol_value::initialize_input_to_output_map): Likewise.
6918 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6920 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6922 (class Sized_relobj): Update declarations.
6923 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6924 parameter. Change all callers.
6925 (Sized_relobj::adjust_shndx): New function.
6926 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6928 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6929 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6930 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6931 (Sized_dynobj::read_dynsym_section): Adjust section links.
6932 (Sized_dynobj::read_dynamic): Likewise.
6933 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6935 (Sized_dynobj::do_initialize_xindex): New function.
6936 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6937 do_initialize_xindex.
6938 (Sized_dynobj::adjust_shndx): New function.
6939 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6940 dynsym_xindex_ fields.
6941 (Layout::finalize): Add a call to set_section_indexes before
6942 creating the symtab sections.
6943 (Layout::set_section_indexes): Don't do anything if the section
6944 already has a section index.
6945 (Layout::create_symtab_sections): Add shnum parameter. Change
6946 caller. Create .symtab_shndx section if needed.
6947 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6949 (Layout::allocated_output_section_count): New function.
6950 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6952 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6953 fields. Update declarations.
6954 (Layout::symtab_xindex): New function.
6955 (Layout::dynsym_xindex): New function.
6956 (class Write_symbols_task): Add layout_ field.
6957 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6959 * output.cc (Output_section_headers::Output_section_headers): Add
6960 shstrtab_section parameter. Change all callers.
6961 (Output_section_headers::do_sized_write): Store overflow values
6962 for section count and section string table section index in
6963 section header zero.
6964 (Output_file_header::do_sized_write): Check for overflow of
6965 section count and section string table section index.
6966 (Output_symtab_xindex::do_write): New function.
6967 (Output_symtab_xindex::endian_do_write): New function.
6968 * output.h (class Output_section_headers): Add shstrtab_section_.
6969 Update declarations.
6970 (class Output_symtab_xindex): Define.
6971 (Output_section::has_out_shndx): New function.
6972 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6974 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6976 (Sized_symbol::init): Likewise.
6977 (Symbol::output_section): Check for ordinary symbol.
6978 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6979 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6981 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6982 Change all callers. Simplify handling of symbols from sections
6983 not included in the link.
6984 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6986 (Weak_alias_sorter::operator()): Assert that symbols are
6988 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6990 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6991 parameters. Change all callers.
6992 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6993 symbol distinction. Use SHN_XINDEX when needed.
6994 (Symbol_table::write_section_symbol): Add symtab_xindex
6995 parameter. Change all callers.
6996 (Symbol_table::sized_write_section_symbol): Likewise. Use
6997 SHN_XINDEX when needed.
6998 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7000 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7001 (Symbol::is_defined): Check is_ordinary.
7002 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7003 (Symbol::is_absolute, Symbol::is_common): Likewise.
7004 (class Sized_symbol): Update declarations.
7005 (class Symbol_table): Update declarations.
7006 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7007 parameters. Change all callers.
7008 (Sized_symbol::override): Likewise.
7009 (Symbol_table::override): Likewise.
7010 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7011 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7012 is_ordinary, and orig_st_shndx parameters. Change all callers.
7013 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7014 to be in an ordinary section.
7015 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7016 object and is_ordinary parameters. Change all callers.
7017 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7018 Change all callers. Don't add undefined or non-ordinary symbols
7020 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7022 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7024 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7025 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7026 (Sized_relobj::relocate_sections): Likewise.
7027 * target-reloc.h (scan_relocs): Adjust section symbol index.
7028 (scan_relocatable_relocs): Likewise.
7029 * i386.cc (Scan::local): Check for ordinary symbols.
7030 * sparc.cc (Scan::local): Likewise.
7031 * x86_64.cc (Scan::local): Likewise.
7032 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7033 to symbol_section_and_value.
7034 * testsuite/many_sections_test.cc: New file.
7035 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7036 (check_PROGRAMS): Add many_sections_test.
7037 (many_sections_test_SOURCES): Define.
7038 (many_sections_test_DEPENDENCIES): Define.
7039 (many_sections_test_LDFLAGS): Define.
7040 (BUILT_SOURCES): Add many_sections_define.h.
7041 (many_sections_define.h): New target.
7042 (BUILT_SOURCES): Add many_sections_check.h.
7043 (many_sections_check.h): New target.
7044 (check_PROGRAMS): Add many_sections_r_test.
7045 (many_sections_r_test_SOURCES): Define.
7046 (many_sections_r_test_DEPENDENCIES): Define.
7047 (many_sections_r_test_LDFLAGS): Define.
7048 (many_sections_r_test_LDADD): Define.
7049 (many_sections_r_test.o): New target.
7050 * testsuite/Makefile.in: Rebuild.
7052 2008-04-17 Cary Coutant <ccoutant@google.com>
7054 * errors.cc (Errors::info): New function.
7055 (gold_info): New function.
7056 * errors.h (Errors::info): New function.
7057 * gold.h (gold_info): New function.
7058 * object.cc (Input_objects::add_object): Print trace output.
7059 * options.cc (options::parse_set): New function.
7060 (General_options::parse_wrap): Deleted.
7061 (General_options::General_options): Deleted initializer.
7062 * options.h (options::String_set): New typedef.
7063 (options::parse_set): New function.
7064 (DEFINE_set): New macro.
7065 (General_options::wrap): Changed to use DEFINE_set. Changed
7066 callers of any_wrap_symbols and is_wrap_symbol.
7067 (General_options::trace, General_options::trace_symbol):
7069 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7070 (General_options::wrap_symbols_): Deleted.
7071 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7073 2008-04-17 David S. Miller <davem@davemloft.net>
7075 * options.cc (General_options::parse_V): New function.
7076 * options.h: Add entries for -V and -Qy.
7078 2008-04-17 Ian Lance Taylor <iant@google.com>
7080 * common.cc (Symbol_table::allocate_commons): Remove options
7081 parameter. Change caller.
7082 (Symbol_table::do_allocate_commons): Remove options parameter.
7083 Change caller. Just call do_allocate_commons_list twice.
7084 (Symbol_table::do_allocate_commons_list): New function, broken out
7085 of do_allocate_commons.
7086 * common.h (class Allocate_commons_task): Remove options_ field.
7088 * symtab.cc (Symbol_table::Symbol_table): Initialize
7090 (Symbol_table::add_from_object): Put TLS common symbols on
7092 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7093 which are IN_OUTPUT_DATA.
7094 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7095 allocate_commons and do_allocate_commons declarations. Declare
7096 do_allocate_commons_list.
7097 * gold.cc (queue_middle_tasks): Update creation of
7098 Allocate_commons_task to not pass options.
7099 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7100 (TLS_TEST_C_FLAGS): New variable.
7101 (tls_test_c_pic.o): New target.
7102 (tls_test_shared.so): Link in tls_test_c_pic.o.
7103 (tls_test_c_pic_ie.o): New target.
7104 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7105 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7106 (tls_test_c.o): New target.
7107 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7108 (tls_pic_test_LDADD): Likewise.
7109 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7110 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7111 (tls_test_c_gnu2.o): New target.
7112 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7114 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7115 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7116 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7117 * testsuite/tls_test.cc: Include "config.h".
7118 (t_last): Call t11_last.
7119 * testsuite/tls_test.h (t11, t11_last): Declare.
7120 * testsuite/tls_test_c.c: New file.
7121 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7122 * configure.ac: Check for OpenMP support.
7123 * configure, config.in, Makefile.in: Rebuild.
7124 * testsuite/Makefile.in: Rebuild.
7126 2008-04-16 Cary Coutant <ccoutant@google.com>
7128 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7129 (Target_i386::tls_base_symbol_defined_): New field.
7130 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7131 (Target_i386::Scan::global): Likewise.
7132 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7133 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7134 (Target_x86_64::tls_base_symbol_defined_): New field.
7135 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7136 (Target_x86_64::Scan::global): Likewise.
7138 2008-04-16 Cary Coutant <ccoutant@google.com>
7140 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7141 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7142 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7143 building shared libraries.
7144 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7145 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7146 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7147 * testsuite/Makefile.in: Rebuild.
7148 * testsuite/weak_undef.h: New file.
7149 * testsuite/weak_undef_file1.cc: Add extra test cases.
7150 * testsuite/weak_undef_file2.cc: Likewise.
7151 * testsuite/weak_undef_test.cc: Likewise.
7153 2008-04-16 David S. Miller <davem@davemloft.net>
7155 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7156 Add issued_non_pic_error_ field. Declare check_non_pic.
7157 (Target_sparc::Scan::check_non_pic): New function.
7158 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7159 (Target_sparc::Scan::global): Likewise.
7161 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7162 * configure: Rebuild.
7164 * options.h (DEFINE_enable): New macro.
7165 (new_dtags): New enable option.
7166 (initfirst, interpose, loadfltr, nodefaultlib,
7167 nodelete, nodlopen, nodump): New -z options.
7168 * layout.cc (Layout:finish_dynamic_section): If new
7169 dtags enabled, emit DT_RUNPATH. Also, emit a
7170 DT_FLAGS_1 containing any specified -z flags.
7172 2008-04-16 Ian Lance Taylor <iant@google.com>
7174 * copy-relocs.cc: New file.
7175 * copy-relocs.h: New file.
7176 * reloc.cc: Remove Copy_relocs code.
7177 * reloc.h: Likewise.
7178 * reloc-types.h (struct Reloc_types) [both versions]: Add
7179 get_reloc_addend_noerror.
7180 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7181 variants of add_global which take an addend which must be zero.
7182 * i386.cc: Include "copy-relocs.h".
7183 (class Target_i386): Change type of copy_relocs_ to variable,
7185 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7187 (Target_i386::do_finalize_sections): Change handling of
7189 * sparc.cc: Include "copy-relocs.h".
7190 (class Target_sparc): Change type of copy_relocs_ to variable,
7192 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7194 (Target_sparc::do_finalize_sections): Change handling of
7196 * x86_64.cc: Include "copy-relocs.h".
7197 (class Target_x86_64): Change type of copy_relocs_ to variable,
7199 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7200 class. Change all callers.
7201 (Target_x86_64::do_finalize_sections): Change handling of
7203 * Makefile.am (CCFILES): Add copy-relocs.cc.
7204 (HFILES): Add copy-relocs.h.
7206 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7208 * testsuite/script_test_4.sh: Permit leading zeroes.
7210 2008-04-15 Ian Lance Taylor <iant@google.com>
7212 * script-sections.cc (Script_sections::create_segments): Use
7213 header_size_adjustment even when there is enough room for the
7215 * testsuite/script_test_4.sh: New file.
7216 * testsuite/script_test_4.t: New file.
7217 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7218 (check_DATA): Add script_test_4.stdout.
7219 (MOSTLYCLEANFILES): Likewise.
7220 (script_test_4): New target.
7221 (script_test_4.stdout): New target.
7222 * testsuite/Makefile.in: Rebuild.
7224 * sparc.cc: Add definitions for Output_data_plt_sparc class
7227 2008-04-14 David S. Miller <davem@davemloft.net>
7229 * sparc.cc: New file.
7230 * Makefile.am (TARGETSOURCES): Add sparc.cc
7231 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7232 * configure.tgt: Document targ_extra_size and
7233 targ_extra_big_endian. Add entries for sparc-* and
7235 * configure.ac: Handle targ_extra_size and
7236 targ_extra_big_endian.
7237 * Makefile.in: Rebuild.
7238 * configure: Likewise.
7239 * po/POTFILES.in: Likewise.
7240 * po/gold.pot: Likewise.
7242 2008-04-14 Ian Lance Taylor <iant@google.com>
7244 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7245 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7246 in the name/type/flags to section mapping. Don't call
7247 allocate_output_section.
7248 (Layout::choose_output_section): Change parameter from adjust_name
7249 to is_input_section. Don't permit input sections after sections
7250 are attached to segments. Don't call allocate_output_section.
7251 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7252 not write_enable_output_section.
7253 (Layout::make_output_section): Don't push to
7254 unattached_section_list_ nor call attach_to_segment. Call
7255 attach_section_to_segment if sections are attached.
7256 (Layout::attach_sections_to_segments): New function.
7257 (Layout::attach_section_to_segment): New function.
7258 (Layout::attach_allocated_section_to_segment): Rename from
7259 attach_to_segment. Remove flags parameter.
7260 (Layout::allocate_output_section): Remove function.
7261 (Layout::write_enable_output_section): Remove function.
7262 * layout.h (class Layout): Update for above changes. Add new
7263 field sections_are_attached_.
7264 * output.h (Output_section::update_flags_for_input_section): New
7266 * output.cc (Output_section::add_input_section): Call
7267 update_flags_for_input_section.
7268 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7270 2008-04-11 Cary Coutant <ccoutant@google.com>
7272 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7273 thought unnecessary.
7274 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7276 2008-04-11 Ian Lance Taylor <iant@google.com>
7278 * output.h (class Output_section_data): Remove inline definition
7280 * output.cc (Output_section_data::set_addralign): New function.
7282 2008-04-11 Cary Coutant <ccoutant@google.com>
7284 Add support for TLS descriptors for i386 and x86_64.
7285 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7286 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7287 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7289 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7290 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7291 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7293 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7294 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7295 Fix problem with initial-exec relocations.
7296 (Target_i386::Relocate::relocate_tls): Likewise.
7297 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7299 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7300 support for section-plus-offset dynamic table entries.
7301 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7302 (Output_data_dynamic::Dynamic_entry): Add support for
7303 section-plus-offset dynamic table entries.
7304 (Output_data_dynamic::Classification): Likewise.
7305 (Output_data_dynamic::classification_): Renamed offset_.
7306 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7307 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7308 (Target_x86_64::make_plt_section): New function.
7309 (Target_x86_64::reserve_tlsdesc_entries): New function.
7310 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7311 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7312 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7313 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7314 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7315 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7316 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7317 add extra PLT entry for TLS descriptors.
7318 (Output_data_plt_x86_64::got_): New field.
7319 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7320 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7322 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7324 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7325 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7326 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7327 R_386_TLS_DESC_CALL relocations.
7328 (Target_x86_64::Scan::global): Likewise.
7329 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7330 for TLS descriptors.
7331 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7332 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7333 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7334 GD-to-IE relaxation.
7335 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7336 and TLS_DESCRIPTORS.
7337 * Makefile.in: Rebuild.
7338 * configure: Rebuild.
7339 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7340 (tls_test_shared2.so): New target.
7341 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7342 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7343 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7344 (tls_shared_gd_to_ie_test_LDADD): New variable.
7345 (tls_shared_gnu2_gd_to_ie_test): New target.
7346 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7348 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7349 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7350 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7351 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7352 (tls_shared_gnu2_test): New target.
7353 (tls_test_gnu2_shared.so): New target.
7354 (tls_shared_gnu2_test_SOURCES): New variable.
7355 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7356 (tls_shared_gnu2_test_LDFLAGS): New variable.
7357 (tls_shared_gnu2_test_LDADD): New variable.
7358 * testsuite/Makefile.in: Rebuild.
7359 * testsuite/Makefile.
7361 2008-04-11 Ian Lance Taylor <iant@google.com>
7363 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7365 * testsuite/Makefile.in: Rebuild.
7367 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7369 * testsuite/script_test_2.cc (main): Adjust test.
7371 2008-04-11 David S. Miller <davem@davemloft.net>
7372 Ian Lance Taylor <iant@google.com>
7374 * options.h (General_options): Add entries for '-Y' and
7376 * options.cc (General_options:finalize): If -Y was used, add those
7377 entries to the library path instead of the default "/lib" and
7380 2008-04-11 David S. Miller <davem@davemloft.net>
7382 * testsuite/justsyms.t: Start at 0x100.
7383 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7384 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7386 * testsuite/script_test_2.cc: Adjust string and section length
7389 2008-04-09 Ian Lance Taylor <iant@google.com>
7392 * script-sections.cc (Sections_element::allocate_to_segment): Add
7394 (Output_section_definition::allocate_to_segment): Likewise.
7395 (Orphan_output_section::allocate_to_segment): Likewise.
7396 (Script_sections::attach_sections_using_phdrs_clause): Don't
7397 propagate non-PT_LOAD segments to orphan sections.
7398 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7399 readelf rather than objdump.
7400 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7401 .interp section and PT_INTERP segment are the same size.
7402 * testsuite/Makefile.in: Rebuild.
7404 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7405 aliases for symbols defined in the same object.
7406 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7407 (weak_alias_test_SOURCES): New variable.
7408 (weak_alias_test_DEPENDENCIES): New variable.
7409 (weak_alias_test_LDFLAGS): New variable.
7410 (weak_alias_test_LDADD): New variable.
7411 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7412 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7413 (weak_alias_test_3.o): New target.
7414 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7415 * testsuite/weak_alias_test_main.cc: New file.
7416 * testsuite/weak_alias_test_1.cc: New file.
7417 * testsuite/weak_alias_test_2.cc: New file.
7418 * testsuite/weak_alias_test_3.cc: New file.
7420 2008-04-08 Ian Lance Taylor <iant@google.com>
7422 * options.h (class General_options): Add --noinhibit-exec option.
7423 * main.cc (main): Check --noinhibit-exec.
7425 * options.h (class General_options): Define --wrap as a special
7426 option. Add wrap_symbols_ field.
7427 (General_options::any_wrap_symbols): New function.
7428 (General_options::is_wrap_symbol): New function.
7429 * options.cc (General_options::parse_wrap): New function.
7430 (General_options::General_options): Initialize wrap_symbols_.
7431 * symtab.cc (Symbol_table::wrap_symbol): New function.
7432 (Symbol_table::add_from_object): Handle --wrap.
7433 * symtab.h (class Symbol_table): Declare wrap_symbol.
7434 * target.h (Target::wrap_char): New function.
7435 (Target::Target_info): Add wrap_char field.
7436 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7437 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7438 * testsuite/testfile.cc (Target_test::test_target_info):
7441 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7444 * layout.h (class Layout): Add added_eh_frame_data_ field.
7445 * layout.cc (Layout::Layout): Initialize new field.
7446 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7447 output section until we find a section we merged successfully.
7448 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7449 that the size be non-zero.
7451 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7454 2008-04-08 Craig Silverstein <csilvers@google.com>
7456 * configure.ac: Export new conditional variable HAVE_ZLIB.
7457 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7459 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7460 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7462 2008-04-07 Ian Lance Taylor <iant@google.com>
7464 * version.cc (version_string): Set to "1.5".
7466 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7467 Add issued_non_pic_error_ field. Declare check_non_pic.
7468 (Target_x86_64::Scan::check_non_pic): New function.
7469 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7470 (Target_x86_64::Scan::global): Likewise.
7472 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7473 addend parameter. Change caller. Handle merge sections.
7474 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7475 Address to Addend. Don't add in the result of
7476 local_section_offset, pass down the addend and use the returned
7478 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7479 Update declarations of local_section_offset and symbol_value.
7480 * testsuite/two_file_test_1.cc (t18): New function.
7481 * testsuite/two_file_test_2.cc (f18): New function.
7482 * testsuite/two_file_test_main.cc (main): Call t18.
7483 * testsuite/two_file_test.h (t18, f18): Declare.
7485 * configure.ac: Don't test for objdump, c++filt, or readelf.
7486 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7488 (TEST_READELF): New variable.
7489 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7490 (check_PROGRAMS): Add two_file_strip_test.
7491 (two_file_strip_test): New target.
7492 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7493 (two_file_same_shared_strip_test_SOURCES): New variable.
7494 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7495 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7496 (two_file_same_shared_strip_test_LDADD): New variable.
7497 (two_file_shared_strip.so): New target.
7498 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7499 (ver_test_5.syms, ver_test_7.syms): Likewise.
7500 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7501 (strip_test_3.stdout): Use TEST_OBJDUMP.
7502 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7504 2008-04-04 Cary Coutant <ccoutant@google.com>
7506 * symtab.h (Symbol::is_weak_undefined): New function.
7507 (Symbol::is_strong_undefined): New function.
7508 (Symbol::is_absolute): New function.
7509 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7510 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7512 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7513 (weak_undef_test): New target.
7514 * testsuite/Makefile.in: Rebuild.
7515 * testsuite/weak_undef_file1.cc: New file.
7516 * testsuite/weak_undef_file2.cc: New file.
7517 * testsuite/weak_undef_test.cc: New file.
7519 2008-04-03 Craig Silverstein <csilvers@google.com>
7521 * compressed_output.h (class Output_compressed_section): Use
7523 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7525 (zlib_compressed_suffix): Removed.
7526 (Output_compressed_section::set_final_data_size): Use unsigned
7528 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7529 Fix linker invocation.
7530 (flagstest_o_specialfile_and_compress_debug_sections):
7532 * testsuite/Makefile.in: Regenerated.
7534 2008-04-02 David S. Miller <davem@davemloft.net>
7536 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7537 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7539 2008-04-02 Craig Silverstein <csilvers@google.com>
7543 2008-04-02 Ian Lance Taylor <iant@google.com>
7545 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7546 parameters. Update for new key type to views_. Change all
7548 (File_read::read): Adjust for byteshift in returned view.
7549 (File_read::add_view): New function, broken out of
7551 (File_read::make_view): New function, broken out of
7553 (File_read::find_or_make_view): Add offset and aligned
7554 parameters. Rewrite accordingly. Change all callers.
7555 (File_read::get_view): Add offset and aligned parameters. Adjust
7556 for byteshift in return value.
7557 (File_read::get_lasting_view): Likewise.
7558 * fileread.h (class File_read): Update declarations.
7559 (class File_read::View): Add byteshift_ field. Add byteshift to
7560 constructor. Add byteshift method.
7561 * archive.h (Archive::clear_uncached_views): New function.
7562 (Archive::get_view): Add aligned parameter. Change all callers.
7563 * object.h (Object::get_view): Add aligned parameter. Change all
7565 (Object::get_lasting_view): Likewise.
7567 * fileread.cc (File_read::release): Don't call clear_views if
7568 there are multiple objects.
7569 * fileread.h (File_read::clear_uncached_views): New function.
7570 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7573 2008-03-31 Cary Coutant <ccoutant@google.com>
7575 Add thin archive support.
7576 * archive.cc (Archive::armagt): New const.
7577 (Archive::setup): Remove task parameter and calls to unlock.
7578 (Archive::unlock_nested_archives): New function.
7579 (Archive::read_header): Add nested_off parameter. Change
7581 (Archive::interpret_header): Likewise.
7582 (Archive::include_all_members): Change to handle thin
7584 (Archive::include_member): Likewise.
7585 * archive.h (Archive::Archive): Add new parameters and
7587 (Archive::armagt): New const.
7588 (Archive::setup): Remove task parameter.
7589 (Archive::unlock_nested_archives): New function.
7590 (Archive::read_header): Add nested_off parameter.
7591 (Archive::interpret_header): Likewise.
7592 (Archive::Nested_archive_table): New typedef.
7593 (Archive::is_thin_archive_): New field.
7594 (Archive::nested_archives_): New field.
7595 (Archive::options_): New field.
7596 (Archive::dirpath_): New field.
7597 (Archive::task_): New field.
7598 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7599 for thin archives. Pass additional parameters to
7600 Archive::Archive. Unlock the archive file after calling
7603 2008-03-29 Ian Lance Taylor <iant@google.com>
7605 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7606 version symbol to be local.
7607 * testsuite/ver_test_4.sh: New file.
7608 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7609 (check_DATA): Add ver_test_4.syms.
7610 (ver_test_4.syms): New target.
7611 * testsuite/Makefile.in: Rebuild.
7614 (Output_section::Input_section_sort_entry::has_priority): New
7616 (Output_section::Input_section_sort_entry::match_file_name): New
7618 (Output_section::Input_section_sort_entry::match_section_name):
7620 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7622 (Output_section::Input_section_sort_entry::match_section_file):
7624 (Output_section::Input_section_sort_compare::operator()): Rewrite
7625 using new Input_section_sort_entry functions. Sort crtbegin and
7626 crtend first. Sort sections with no priority before sections with
7628 * testsuite/initpri1.c (d3): Check j != 4.
7629 (cd5): New constructor/destructor function.
7630 (main): Check j != 2.
7632 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7633 new symbol when resolving, don't call set_is_default.
7634 * testsuite/ver_test_7.cc: New file.
7635 * testsuite/ver_test_7.sh: New file.
7636 * testsuite/Makefile.am (ver_test_7.so): New target.
7637 (ver_test_7.o): New target.
7638 (check_SCRIPTS): Add ver_test_7.sh.
7639 (check_DATA): Add ver_test_7.syms.
7640 (ver_test_7.syms): New target.
7642 2008-03-28 Ian Lance Taylor <iant@google.com>
7644 * layout.cc (Layout::layout): If we see an input section with a
7645 name that needs sorting, set the must_sort flag for the output
7647 (Layout::make_output_section): If the name of the output section
7648 indicates that it might require sorting, set the may_sort flag.
7649 * output.h (Output_section::may_sort_attached_input_sections): New
7651 (Output_section::set_may_sort_attached_input_sections): New
7653 (Output_section::must_sort_attached_input_sections): New
7655 (Output_section::set_must_sort_attached_input_sections): New
7657 (class Output_section): Declare Input_section_sort_entry. Define
7658 Input_section_sort_compare. Declare
7659 sort_attached_input_sections. Add new fields:
7660 may_sort_attached_input_sections_,
7661 must_sort_attached_input_sections_,
7662 attached_input_sections_are_sorted_.
7663 * output.cc (Output_section::Output_section): Initialize new
7665 (Output_section::add_input_section): Add an entry to
7666 input_sections_ if may_sort or must_sort are true.
7667 (Output_section::set_final_data_size): Call
7668 sort_attached_input_sections if necessary.
7669 (Output_section::Input_section_sort_entry): Define new class.
7670 (Output_section::Input_section_sort_compare::operator()): New
7672 (Output_section::sort_attached_input_sections): New function.
7673 * configure.ac: Check whether the compiler supports constructor
7674 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7675 * testsuite/initpri1.c: New file.
7676 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7677 CONSTRUCTOR_PRIORITY.
7678 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7679 (initpri1_LDFLAGS): New variable.
7680 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7682 2008-03-27 Ian Lance Taylor <iant@google.com>
7684 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7685 * testsuite/common_test_1.c: New file.
7686 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7687 (common_test_1_SOURCES): New variable.
7688 (common_test_1_DEPENDENCIES): New variable.
7689 (common_test_1_LDFLAGS): New variable.
7691 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7692 and commons_ correctly when NAME/VERSION does not override
7694 * testsuite/ver_test_6.c: New file.
7695 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7696 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7697 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7699 2008-03-26 Ian Lance Taylor <iant@google.com>
7701 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7702 of an undefined symbol from a version script.
7703 * testsuite/Makefile.am (ver_test_5.so): New target.
7704 (ver_test_5.o): New target.
7705 (check_SCRIPTS): Add ver_test_5.sh.
7706 (check_DATA): Add ver_test_5.syms.
7707 (ver_test_5.syms): New target.
7708 * testsuite/ver_test_5.cc: New file.
7709 * testsuite/ver_test_5.script: New file.
7710 * testsuite/ver_test_5.sh: New file.
7711 * Makefile.in, testsuite/Makefile.in: Rebuild.
7714 Fix problems building gold with gcc 4.3.0.
7715 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7716 (gold_error_at_location, gold_warning_at_location): Use it.
7717 * configure.ac: Check whether we can compile and use a template
7718 function with a printf attribute.
7719 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7720 when jumping over bytes.
7721 * object.cc: Instantiate Object::read_section_data.
7722 * debug.h: Include <cstring>
7723 * dwarf_reader.cc: Include <algorithm>
7724 * main.cc: Include <cstring>.
7725 * options.cc: Include <cstring>.
7726 * output.cc: Include <cstring>.
7727 * script.cc: Include <cstring>.
7728 * script.h: Include <string>.
7729 * symtab.cc: Include <cstring> and <algorithm>.
7730 * target-select.cc: Include <cstring>.
7731 * version.cc: Include <string>.
7732 * testsuite/testmain.cc: Include <cstdlib>.
7733 * configure, config.in: Rebuild.
7735 2008-03-25 Ian Lance Taylor <iant@google.com>
7737 * options.cc: Include "../bfd/bfdver.h".
7738 (options::help): Print bug reporting address.
7740 * version.cc (print_version): Adjust output for current value of
7745 * options.cc (options::help): Print list of supported targets.
7746 * target-select.h: Include <vector>.
7747 (class Target_selector): Make machine_, size_, and is_big_endian_
7748 fields const. Add bfd_name_ and instantiated_target_ fields.
7749 (Target_selector::Target_selector): Add bfd_name parameter.
7750 (Target_selector::recognize): Make non-virtual, call
7752 (Target_selector::recognize_by_name): Make non-virtual, call
7753 do_recognize_by_name.
7754 (Target_selector::supported_names): New function.
7755 (Target_selector::bfd_name): New function.
7756 (Target_selector::do_instantiate_target): New pure virtual
7758 (Target_selector::do_recognize): New virtual function.
7759 (Target_selector::do_recognize_by_name): New virtual function.
7760 (Target_selector::instantiate_target): New private function.
7761 (supported_target_names): Declare.
7762 * target-select.cc (Target_selector::Target_selector): Update for
7763 new parameter and fields.
7764 (select_target_by_name): Check that the name matches before
7765 calling recognize_by_name.
7766 (supported_target_names): New function.
7767 * i386.cc (class Target_selector_i386): Update Target_selector
7768 constructor call. Remove recognize and recognize_by_name. Add
7769 do_instantiate_target.
7770 * x86_64.cc (class Target_selector_x86_64): Likewise.
7771 * testsuite/testfile.cc (class Target_selector_test): Update for
7772 changes to Target_selector.
7774 * README: Rewrite, with some notes on unsupported features.
7776 2008-03-24 Cary Coutant <ccoutant@google.com>
7778 * i386.cc (Target_i386::Got_type): New enum declaration.
7779 (Target_i386::Scan::local): Updated callers of Output_data_got
7781 (Target_i386::Scan::global): Likewise.
7782 (Target_i386::Relocate::relocate): Likewise.
7783 (Target_i386::Relocate::relocate_tls): Likewise.
7784 * object.h (Got_offset_list): New class.
7785 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7786 (Sized_relobj::local_got_offset): Likewise.
7787 (Sized_relobj::set_local_got_offset): Likewise.
7788 (Sized_relobj::local_has_tls_got_offset): Removed.
7789 (Sized_relobj::local_tls_got_offset): Removed.
7790 (Sized_relobj::set_local_tls_got_offset): Removed.
7791 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7792 * output.cc (Output_data_got::add_global): Added got_type parameter.
7793 (Output_data_got::add_global_with_rel): Likewise.
7794 (Output_data_got::add_global_with_rela): Likewise.
7795 (Output_data_got::add_global_pair_with_rel): New function.
7796 (Output_data_got::add_global_pair_with_rela): New function.
7797 (Output_data_got::add_local): Added got_type parameter.
7798 (Output_data_got::add_local_with_rel): Likewise.
7799 (Output_data_got::add_local_with_rela): Likewise.
7800 (Output_data_got::add_local_pair_with_rel): New function.
7801 (Output_data_got::add_local_pair_with_rela): New function.
7802 (Output_data_got::add_global_tls): Removed.
7803 (Output_data_got::add_global_tls_with_rel): Removed.
7804 (Output_data_got::add_global_tls_with_rela): Removed.
7805 (Output_data_got::add_local_tls): Removed.
7806 (Output_data_got::add_local_tls_with_rel): Removed.
7807 (Output_data_got::add_local_tls_with_rela): Removed.
7808 * output.h (Output_data_got::add_global): Added got_type parameter.
7809 (Output_data_got::add_global_with_rel): Likewise.
7810 (Output_data_got::add_global_with_rela): Likewise.
7811 (Output_data_got::add_global_pair_with_rel): New function.
7812 (Output_data_got::add_global_pair_with_rela): New function.
7813 (Output_data_got::add_local): Added got_type parameter.
7814 (Output_data_got::add_local_with_rel): Likewise.
7815 (Output_data_got::add_local_with_rela): Likewise.
7816 (Output_data_got::add_local_pair_with_rel): New function.
7817 (Output_data_got::add_local_pair_with_rela): New function.
7818 (Output_data_got::add_global_tls): Removed.
7819 (Output_data_got::add_global_tls_with_rel): Removed.
7820 (Output_data_got::add_global_tls_with_rela): Removed.
7821 (Output_data_got::add_local_tls): Removed.
7822 (Output_data_got::add_local_tls_with_rel): Removed.
7823 (Output_data_got::add_local_tls_with_rela): Removed.
7824 * resolve.cc (Symbol::override_base_with_special): Removed
7825 reference to has_got_offset_ field.
7826 * symtab.cc (Symbol::init_fields): Replaced initialization
7827 of got_offset_ with got_offsets_. Removed initialization
7829 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7830 (Symbol::got_offset): Likewise.
7831 (Symbol::set_got_offset): Likewise.
7832 (Symbol::has_tls_got_offset): Removed.
7833 (Symbol::tls_got_offset): Removed.
7834 (Symbol::set_tls_got_offset): Removed.
7835 (Symbol::got_offset_): Removed.
7836 (Symbol::tls_mod_got_offset_): Removed.
7837 (Symbol::tls_pair_got_offset_): Removed.
7838 (Symbol::got_offsets_): New field.
7839 (Symbol::has_got_offset): Removed.
7840 (Symbol::has_tls_mod_got_offset): Removed.
7841 (Symbol::has_tls_pair_got_offset): Removed.
7842 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7843 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7845 (Target_x86_64::Scan::global): Likewise.
7846 (Target_x86_64::Relocate::relocate): Likewise.
7847 (Target_x86_64::Relocate::relocate_tls): Likewise.
7849 2008-03-25 Ben Elliston <bje@au.ibm.com>
7851 * yyscript.y: Fix spelling error in comment.
7853 2008-03-24 Ian Lance Taylor <iant@google.com>
7855 * options.h (class General_options): Define build_id option.
7856 * layout.h (class Layout): Declare write_build_id, create_note,
7857 create_build_id. Add build_id_note_ member.
7858 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7859 "libiberty.h", "md5.h", "sha1.h".
7860 (Layout::Layout): Initialize eh_frame_data_,
7861 eh_frame_hdr_section_, and build_id_note_.
7862 (Layout::finalize): Call create_build_id.
7863 (Layout::create_note): New function, broken out of
7864 Layout::create_gold_note.
7865 (Layout::create_gold_note): Call create_note.
7866 (Layout::create_build_id): New function.
7867 (Layout::write_build_id): New function.
7868 (Close_task_runner::run): Call write_build_id.
7870 * x86_64.cc: Correct license to GPLv3.
7872 2008-03-23 Ian Lance Taylor <iant@google.com>
7874 * options.cc: Include "demangle.h".
7875 (parse_optional_string): New function.
7876 (parse_long_option): Handle takes_optional_argument.
7877 (parse_short_option): Update dash_z initializer. Handle
7878 takes_optional_argument.
7879 (General_options::General_options): Initialize do_demangle_.
7880 (General_options::finalize): Set do_demangle_. Handle demangling
7882 * options.h (parse_optional_string): Declare.
7883 (struct One_option): Add optional_arg field. Update constructor.
7884 Update call constructor calls. Add takes_optional_argument
7886 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7887 (DEFINE_optional_string): Define.
7888 (General_options::demangle): Change from DEFINE_bool to
7889 DEFINE_optional_string.
7890 (General_options::no_demangle): New function.
7891 (General_options::do_demangle): New function.
7892 (General_options::set_do_demangle): New function.
7893 (General_options::execstack_status_): Move definition to end of
7895 (General_options::static_): Likewise.
7896 (General_options::do_demangle_): New field.
7897 * object.cc (big_endian>::get_symbol_location_info): Call
7898 Options::do_demangle, not Options::demangle.
7899 * symtab.cc (demangle): Likewise.
7901 2008-03-22 Ian Lance Taylor <iant@google.com>
7903 * gold.h: Include <cstddef> and <sys/types.h>
7904 * options.h: Include <cstring>.
7906 2008-03-21 Ian Lance Taylor <iant@google.com>
7908 * Added source code to GNU binutils.