1 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5 (Output_section::Input_section_sort_entry::compare_section_ordering):
6 Change to return non-zero correctly.
7 (Output_section::Input_section_sort_section_order_index_compare
8 ::operator()): Change to fix ambiguity in comparisons.
10 2010-06-01 Sriraman Tallam <tmsriram@google.com>
12 * gold.h (is_wildcard_string): New function.
13 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
14 (Layout::layout_eh_frame): Ditto.
15 (Layout::find_section_order_index): New method.
16 (Layout::read_layout_from_file): New method.
17 * layout.h (Layout::find_section_order_index): New method.
18 (Layout::read_layout_from_file): New method.
19 (Layout::input_section_position_): New private member.
20 (Layout::input_section_glob_): New private member.
21 * main.cc (main): Call read_layout_from_file here.
22 * options.h (--section-ordering-file): New option.
23 * output.cc (Output_section::input_section_order_specified_): New
25 (Output_section::Output_section): Initialize new member.
26 (Output_section::add_input_section): Add new parameter.
27 Keep input sections when --section-ordering-file is used.
28 (Output_section::set_final_data_size): Sort input sections when
29 section ordering file is specified.
30 (Output_section::Input_section_sort_entry): Add new parameter.
32 (Output_section::Input_section_sort_entry::compare_section_ordering):
34 (Output_section::Input_section_sort_compare::operator()): Change to
35 consider section_order_index.
36 (Output_section::Input_section_sort_init_fini_compare::operator()):
37 Change to consider section_order_index.
38 (Output_section::Input_section_sort_section_order_index_compare
39 ::operator()): New method.
40 (Output_section::sort_attached_input_sections): Change to sort
41 according to section order when specified.
42 (Output_section::add_input_section<32, true>): Add new parameter.
43 (Output_section::add_input_section<64, true>): Add new parameter.
44 (Output_section::add_input_section<32, false>): Add new parameter.
45 (Output_section::add_input_section<64, false>): Add new parameter.
46 * output.h (Output_section::add_input_section): Add new parameter.
47 (Output_section::input_section_order_specified): New
49 (Output_section::set_input_section_order_specified): New method.
50 (Input_section::Input_section): Initialize section_order_index_.
51 (Input_section::section_order_index): New method.
52 (Input_section::set_section_order_index): New method.
53 (Input_section::section_order_index_): New member.
54 (Input_section::Input_section_sort_section_order_index_compare): New
56 (Output_section::input_section_order_specified_): New member.
57 * script-sections.cc (is_wildcard_string): Delete and move modified
59 (Output_section_element_input::Output_section_element_input): Modify
60 call to is_wildcard_string.
61 (Output_section_element_input::Input_section_pattern
62 ::Input_section_pattern): Ditto.
63 (Output_section_element_input::Output_section_element_input): Ditto.
64 * testsuite/Makefile.am (final_layout): New test case.
65 * testsuite/Makefile.in: Regenerate.
66 * testsuite/final_layout.cc: New file.
67 * testsuite/final_layout.sh: New file.
69 2010-06-01 Rafael Espindola <espindola@google.com>
71 * plugin.cc (Plugin::load): Pass the output name to the plugin.
73 2010-06-01 Rafael Espindola <espindola@google.com>
75 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
76 visibility of symbols.
78 2010-05-27 Doug Kwan <dougkwan@google.com>
80 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
81 from start of output section instead of address for a local symbol
82 in a merged or relaxed section when doing a relocatable link.
84 2010-05-26 Rafael Espindola <espindola@google.com>
87 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
88 adding sections the garbage collector removed.
89 * gold/testsuite/Makefile.am: Add test.
90 * gold/testsuite/Makefile.in: Regenerate.
91 * gold/testsuite/plugin_test_7.sh: New.
92 * gold/testsuite/plugin_test_7_1.c: New.
93 * gold/testsuite/plugin_test_7_2.c: New.
95 2010-05-26 Rafael Espindola <espindola@google.com>
97 * script-sections.cc (Output_section_definition::set_section_addresses):
98 Check for --section-start.
100 2010-05-26 Doug Kwan <dougkwan@google.com>
102 * arm.cc (Arm_scan_relocatable_relocs): New class.
103 (Target_arm::relocate_special_relocatable): New method.
104 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
105 (Arm_relocate_functions::thumb_branch_common): Same.
106 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
107 instead of Default_scan_relocatable_relocs.
108 * target-reloc.h (relocate_for_relocatable): Let target handle
109 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
110 * target.h (Sized_target::relocate_special_relocatable): New method.
112 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
114 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
116 2010-05-23 Doug Kwan <dougkwan@google.com>
118 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
120 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
121 with a direct branch, not a conditional branch, to a stub.
122 * merge.cc (Output_merge_base::record_input_section): New method
124 (Output_merge_data::do_add_input_section): Record input section if
125 keeps-input-sections flag is set.
126 (Output_merge_string::do_add_input_section): Ditto.
127 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
128 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
130 (Output_merge_base::keeps_input_sections,
131 Output_merge_base::set_keeps_input_sections,
132 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
134 (Output_merge_base::Input_sections): New type declaration.
135 (Output_merge_base::input_sections_begin,
136 Output_merge_base::input_sections_end,
137 Output_merge_base::do_set_keeps_input_sections): New method definitions.
138 (Output_merge_base::bool keeps_input_sections_,
139 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
140 Output_merge_base::input_sections_): New data members.
141 (Output_merge_data::do_set_keeps_input_sections): New method
143 (Output_merge_string::do_set_keeps_input_sections): Ditto.
144 * output.cc (Output_section::Input_section::relobj): Move method
145 defintion from class declaration to here and handle merge sections.
146 (Output_section::Input_section::shndx): Ditto.
147 (Output_section::Output_section): Remove initializations of removed
148 data members and initialize new data member LOOKUP_MAPS_.
149 (Output_section::add_input_section): Set keeps-input-sections flag
150 for a newly created merge output section as appropriate. Adjust code
151 to use Output_section_lookup_maps class.
152 (Output_section::add_relaxed_input_section): Adjst code for lookup
153 maps code refactoring.
154 (Output_section::add_merge_input_section): Add a new parameter
155 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
156 class. If adding input section to a newly created merge output
157 section fails, remove the new merge section.
158 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
159 Adjust code for use of the Output_section_lookup_maps class.
160 (Output_section::find_merge_section): Ditto.
161 (Output_section::build_lookup_maps): New method defintion.
162 (Output_section::find_relaxed_input_section): Adjust code to use
163 Output_section_lookup_maps class.
164 (Output_section::get_input_sections): Export merge sections. Adjust
165 code to use Output_section_lookup_maps class.
166 (Output_section:::add_script_input_section): Adjust code to use
167 Output_section_lookup_maps class. Update lookup maps for merge
169 (Output_section::discard_states): Use Output_section_lookup_maps.
170 (Output_section::restore_states): Same.
171 * output.h (Merge_section_properties): Move class defintion out of
173 (Output_section_lookup_maps): New class.
174 (Output_section::Input_section::is_merge_section): New method
176 (Output_section::Input_section::relobj): Move defintion out of class
177 defintion. Declare method only.
178 (Output_section::Input_section::shndx): Ditto.
179 (Output_section::Input_section::output_merge_base): New method defintion.
180 (Output_section::Input_section::u2_.pomb): New union field.
181 (Output_section::Merge_section_by_properties_map,
182 Output_section::Output_section_data_by_input_section_map,
183 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
185 (Output_section::add_merge_input_section): Add new parameter
186 KEEPS_INPUT_SECTIONS.
187 (Output_section::build_lookup_maps): New method declaration.
188 (Output_section::merge_section_map_,
189 Output_section::merge_section_by_properties_map_,
190 Output_section::relaxed_input_section_map_,
191 Output_section::is_relaxed_input_section_map_valid_): Remove data
193 (Output_section::lookup_maps_): New data member.
195 2010-05-21 Doug Kwan <dougkwan@google.com>
198 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
199 avoid a compilation error.
201 2010-05-19 Rafael Espindola <espindola@google.com>
203 * script-sections.cc (Output_section_definition::allocate_to_segment):
204 Update the phdrs_list even when the output section is NULL.
205 * testsuite/Makefile.am: Add test.
206 * testsuite/Makefile.in: Regenerate.
207 * testsuite/script_test_9.cc: New.
208 * testsuite/script_test_9.sh: New.
209 * testsuite/script_test_9.t: New.
211 2010-05-19 Doug Kwan <dougkwan@google.com>
213 * arm.cc (Arm_input_section::original_size): New method.
214 (Arm_input_section::do_addralign): Add a cast.
215 (Arm_input_section::do_output_offset): Remove static cast.
216 (Arm_input_section::original_addralign,
217 Arm_input_section::original_size_): Change type to uint32_t.
218 (Arm_input_section::init): Add safe casts for section alignment
220 (Arm_input_section::set_final_data_size): Do not set address and
221 offset of stub table.
222 (Arm_output_section::fix_exidx_coverage): Change use of of
223 Output_section::Simple_input_section to that of
224 Output_section::Input_section.
225 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
226 except for the first pass.
227 * output.cc (Output_section::get_input_sections): Change type of
228 input_sections to std::list<Input_section>.
229 (Output_section::add_script_input_section): Rename from
230 Output_section::add_simple_input_section. Change type of SIS
231 parameter from Simple_input_section to Input_section.
232 * output.h (Output_section::Simple_input_section): Remove class.
233 (Output_section::Input_section): Change class visibility to public.
234 (Output_section::Input_section::addralign): Use stored alignments
235 for special input sections if set.
236 (Output_section::Input_section::set_addralign): New method.
237 (Output_section::get_input_sections): Change parameter type from
238 list of Simple_input_section to list of Input_section.
239 (Output_section::add_script_input_section): Rename from
240 Output_section::add_simple_input_section. Change first parameter's
241 type from Simple_input_section to Input_section and remove the
242 second and third parameters.
243 * script-sections.cc (Input_section::Input_section_list): Change
244 type to list of Output_section::Input_section/
245 (Input_section_info::Input_section_info): Change parameter type of
246 INPUT_SECTION to Output_section::Input_section.
247 (Input_section_info::input_section): Change return type.
248 (Input_section_info::input_section_): Change type to
249 Output_section::Input_section.
250 (Output_section_element_input::set_section_addresses): Adjust code
251 to use Output_section::Input_section instead of
252 Output_section::Simple_input_section. Adjust code for renaming
253 of Output_section::add_simple_input_section.
254 (Orphan_output_section::set_section_addresses): Ditto.
256 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
258 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
259 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
261 2010-05-18 Rafael Espindola <espindola@google.com>
263 * options.cc (General_options::finalize): Handle -nostdlib.
264 * options.h (nostdlib): New option.
265 * script.cc (script_add_search_dir): Handle -nostdlib.
267 2010-05-12 Doug Kwan <dougkwan@google.com>
269 * arm.cc (Target_arm::do_finalize_sections): Create an empty
270 attributes section only if there no attributes section after merging.
271 (Target_arm::merge_object_attributes): Move value of
272 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
273 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
274 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
275 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
276 and arm_attr_merge_7.stdout.
277 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
278 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
279 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
280 arm_attr_merge_7b.o): New rules.
281 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
283 * testsuite/Makefile.in: Regenerate.
284 * testsuite/arm_attr_merge.sh: New file.
285 * testsuite/arm_attr_merge_[67][ab].s: Same.
287 2010-05-05 Nick Clifton <nickc@redhat.com>
289 * po/es.po: Updated Spanish translation.
291 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
293 * Makefile.am (install-exec-local): Properly install gold as
294 default cross linker.
295 * Makefile.in: Regenerated.
297 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
298 Nick Clifton <nickc@redhat.com>
300 * configure.ac (install_as_default): Define and set to false
301 unless --enable-gold or --enable-gold=both/gold has been
303 * configure: Regenerate.
305 * Makefile.am (install-exec-local): Install the executable as
306 'ld.gold'. If install_as_default is true then also install it as
308 * Makefile.in: Regenerated.
310 2010-04-24 Ian Lance Taylor <iant@google.com>
312 * layout.cc (Layout::layout_reloc): In relocatable link don't
313 combine reloc sections for grouped sections.
315 2010-04-23 Sriraman Tallam <tmsriram@google.com>
317 * gc.h (gc_process_relocs): Pass information on relocs pointing to
318 sections that are not ordinary to icf.
319 * icf.cc (get_section_contents): Handle relocation pointing to section
320 with no object or shndx information.
321 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
322 * testsuite/Makefile.in: Regenerate.
323 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
324 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
326 2010-04-22 Ian Lance Taylor <iant@google.com>
328 * expression.cc (Expression::Expression_eval_info): Add
329 result_alignment_pointer field.
330 (Expression::eval_with_dot): Add result_alignment_pointer
331 parameter. Change all callers.
332 (Expression::eval_maybe_dot): Likewise.
333 (class Binary_expression): Add alignment_pointer parameter to
334 left_value and right_value. Change all callers.
335 (BINARY_EXPRESSION): Set result alignment.
336 (class Trinary_expression): Add alignment_pointer parameter to
337 arg2_value and arg3_value. Change all callers.
338 (Trinary_cond::value): Set result alignment.
339 (Max_expression::value, Min_expression::value): Likewise.
340 (Align_expression::value): Likewise.
341 * script-sections.cc (class Sections_element): Add dot_alignment
342 parameter to set_section_addresses virtual function. Update
344 (class Output_section_element): Likewise.
345 (Script_sections::create_segments): Add dot_alignment parameter.
347 (Script_sections::create_segments_from_phdrs_clause): Likewise.
348 (Script_sections::set_phdrs_clause_addresses): Likewise.
349 * script-sections.h: Update declarations.
350 * script.h: Update declarations.
351 * output.h (Output_segment::set_minimum_p_align): Don't decrease
353 * testsuite/script_test_3.t: Set large alignment.
354 * testsuite/script_test_3.sh: Make sure that at least one LOAD
355 segment has expected alignment.
357 2010-04-22 Nick Clifton <nickc@redhat.com>
359 * po/gold.pot: Updated by the Translation project.
360 * po/vi.po: Updated Vietnamese translation.
362 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
364 * testsuite/Makefile.am (check_PROGRAMS): Add
365 icf_virtual_function_folding_test.
366 * testsuite/Makefile.in: Regenerated.
368 2010-04-15 Andrew Haley <aph@redhat.com>
370 * options.h (merge_exidx_entries): New option.
371 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
372 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
373 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
374 (Target_arm::merge_exidx_entries): New function.
375 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
376 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
377 to Arm_exidx_fixup constructor.
378 Add new arg, merge_exidx_entries.
379 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
380 Arm_output_section::fix_exidx_coverage.
382 2010-04-18 Sriraman Tallam <tmsriram@google.com>
384 * icf.cc (get_section_contents): Check for preemptible functions.
385 Ignore addend when appropriate.
386 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
388 (add_from_relobj): Check for section folded.
389 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
390 * symtab.h (should_add_dynsym_entry): Add new parameter.
391 * target-reloc.h (scan_relocs): Check for section folded.
392 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
393 Check reloc types for function pointers in shared objects.
394 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
396 (icf_preemptible_functions_test): New test case.
397 (icf_string_merge_test): New test case.
398 * testsuite.Makefile.in: Regenerate.
399 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
400 bar_glob. Refactor code.
401 * testsuite/icf_preemptible_functions_test.cc: New file.
402 * testsuite/icf_preemptible_functions_test.sh: New file.
403 * testsuite/icf_string_merge_test.cc: New file.
404 * testsuite/icf_string_merge_test.sh: New file.
405 * testsuite/icf_virtual_function_folding_test.cc: New file.
406 * testsuite/icf_virtual_function_folding_test.sh: New file.
408 2010-04-14 Doug Kwan <dougkwan@google.com>
410 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
411 for local symbol recounting if we remove a section due to ICF.
412 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
413 there are no regular objects in input.
415 2010-04-13 Doug Kwan <dougkwan@google.com>
417 * arm.cc (Arm_input_section::set_final_data_size): Compute
418 accurate final data size instead of using current data size.
420 2010-04-09 Doug Kwan <dougkwan@google.com>
422 * layout.cc (Layout::choose_output_section): Handle script section
424 (Layout::make_output_section_for_script): Add section type parameter.
425 Handle script section types.
426 * layout.h (Layout::make_output_section_for_script): Add section
428 * output.cc (Output_section::Output_section): Initialize data member
430 (Output_section::do_reset_address_and_file_offset): Do not set address
431 to 0 if section is a NOLOAD section.
432 * output.h (Output_section::is_noload): New method.
433 (Output_section::set_is_noload): Ditto.
434 (Output_section::is_noload_): New data member.
435 * script-c.h (Script_section_type): New enum type.
436 (struct Parser_output_section_header): Add new file section_type.
437 * script-sections.cc (Sections_element::output_section_name): Add
438 parameter for returning script section type.
439 (Output_section_definition::output_section_name): Ditto.
440 (Output_section_definition::section_type)P; New method.
441 (Output_section_definiton::script_section_type_name): Ditto.
442 (Output_section_definition::script_section_type_): New data member.
443 (Output_section_definition::Output_section_definition): Initialize
444 data member Output_section_definition::script_section_type_.
445 (Output_section_definition::create_sections): Pass script section type
446 to Layout::make_output_section_for_script.
447 (Output_section_definition::output_section_name): Return script
448 section type to caller.
449 (Output_section_definition::set_section_address): Do not advance
450 dot value and load address if section type is NOLOAD. Set address
451 of NOLOAD sections regardless of section flags.
452 (Output_section_definition::print): Print section type if it is
453 not SCRIPT_SECTION_TYPE_NONE.
454 (Output_section_definition::section_type): New method.
455 (Output_section_definition::script_section_type_name): Ditto.
456 (Script_sections::output_section_name): Add new parameter
457 PSECTION_TYPE for returning script section type. Pass it to
458 section elements. Handle discard sections.
459 (Sort_output_sections::operator()): Handle NOLOAD sections.
460 * script-sections.h (Script_sections::Section_type): New enum type.
461 (Script_sections::output_section_name): Add a new parameter for
462 returning script section type.
463 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
465 * yyscript.y (union): Add new field SECTION_TYPE.
466 (COPY, DSECT, INFO, NOLOAD): New tokens.
467 (opt_address_and_section_type): Change type to output_section_header.
468 (section_type): New non-terminal
469 (section_header): Handle section type.
470 (opt_address_and_section_type): Return section type value.
472 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
474 * testsuite/plugin_common_test_1.c (foo): Add prototype.
475 * testsuite/plugin_common_test_2.c (foo): Likewise.
477 2010-04-08 Doug Kwan <dougkwan@google.com>
479 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
481 * output.cc (Output_section::add_merge_input_section): Simplify
482 code and return status of Output_merge_base::add_input_section.
483 Update merge section map only if Output_merge_base::add_input_section
486 2010-04-07 Doug Kwan <dougkwan@google.com>
488 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
489 if section is marked as containing instructions but has no mapping
491 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
492 correct section index.
493 (Arm_relobj::find_linked_text_section): Ditto.
495 2010-04-07 Cary Coutant <ccoutant@google.com>
497 * archive.cc (include_member): Destroy Read_symbols_data object before
499 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
500 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
501 (Read_symbols_data::~Read_symbols_data) New destructor.
502 (Section_relocs::Section_relocs) New constructor.
503 (Section_relocs::~Section_relocs) New destructor.
504 (Read_relocs_data::Read_relocs_data) New constructor.
505 (Read_relocs_data::~Read_relocs_data) New destructor.
506 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
507 pointers to NULL after deleting.
509 2010-04-07 Doug Kwan <dougkwan@google.com>
511 * arm.cc: Replace "endianity" with "endianness" in comments.
512 (Arm_exidx_cantunwind): Ditto.
513 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
514 (Arm_relobj::merge_flags_and_attributes): New method.
515 (Arm_relobj::merge_flags_and_attributes_): New data member.
516 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
517 (Arm_relobj::scan_sections_for_stubs): Ditto.
518 (Arm_relobj::do_read_symbols): Check to see if we really want to
519 merge processor-specific flags and attributes. Exit early if
520 an object is empty except for section names and the undefined symbol.
521 (Target_arm::do_finalize_sections): Move check for ELF format to
522 Arm_relobj::do_read_symbols. Merge processor specific flags and
523 attributes from a regular object only when we have determined that
524 it is aapropriate. Do not create an .ARM.attributes section in
525 output if there is no regular input object.
526 (Target_arm::merge_processor_specific_flags): Check
527 --warn-mismatch before printing any error.
528 (Target_arm::merge_object_attributes): Ditto.
529 * gold.cc (queue_middle_tasks): Handle the case in which there is
530 no regular object in input.
531 * options.cc (General_options::parse_EB): New method.
532 (General_options::parse_EL): Same.
533 (General_options::General_options): Initialize endianness_.
534 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
536 (General_options::Endianness): New enum.
537 (General_options::endianness): New method.
538 (General_options::endianness_): New data member.
539 * parameters.cc (Parameters::set_options): Check target endianness.
540 (Parameters::set_target_once): Ditto.
541 (Parameters::check_target_endianness): New method.
542 (parameters_force_valid_target): If either -EL or -EB is specified,
543 use it to define endianness of default target.
544 * parameters.h (Parameters::check_target_endianness): New method
546 * target.h (class Target): Change "endianity" to "endianness"
549 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
551 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
552 * configure: Regenerate.
553 * Makefile.in: Regenerate.
554 * testsuite/Makefile.in: Regenerate.
556 2010-04-06 Cary Coutant <ccoutant@google.com>
559 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
560 prevailing definitions of common symbols.
561 * testsuite/plugin_test_6.sh: New test case.
562 * testsuite/plugin_common_test_1.c: New test case.
563 * testsuite/plugin_common_test_2.c: New test case.
564 * testsuite/Makefile.am (plugin_test_6): New test case.
565 * testsuite/Makefile.in: Regenerate.
567 2010-04-06 Nick Clifton <nickc@redhat.com>
569 * po/vi.po: New Vietnamese translation.
571 2010-03-30 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
575 2010-03-25 Doug Kwan <dougkwan@google.com>
577 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
578 to avoid a conversion warning on a 32-bit host.
580 2010-03-24 Ian Lance Taylor <iant@google.com>
582 * testsuite/script_test_3.t: Add a TLS segment.
583 * testsuite/Makefile.am (check_PROGRAMS): Add
584 tls_phdrs_script_test.
585 (tls_phdrs_script_test_SOURCES): Define.
586 (tls_phdrs_script_test_DEPENDENCIES): Define.
587 (tls_phdrs_script_test_LDFLAGS): Define.
588 (tls_phdrs_script_test_LDADD): Define.
589 * testsuite/Makefile.in: Rebuild.
591 2010-03-23 Cary Coutant <ccoutant@google.com>
593 * fileread.cc (find_or_make_view): Fix comment.
595 2010-03-23 Ian Lance Taylor <iant@google.com>
597 * script-sections.cc (class Orphan_section_placement): Define
598 PLACE_TLS and PLACE_TLS_BSS.
599 (Orphan_section_placement::Orphan_section_placement): Initialize
601 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
602 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
603 (tls_script_test_SOURCES): Define.
604 (tls_script_test_DEPENDENCIES): Define.
605 (tls_script_test_LDFLAGS): Define.
606 (tls_script_test_LDADD): Define.
607 * testsuite/Makefile.in: Rebuild.
609 2010-03-22 Doug Kwan <dougkwan@google.com>
611 * arm.cc (Arm_relocate_functions::abs8,
612 Arm_relocate_functions::abs16): Use correct check for overflow
613 specified in the ARM ELF specs.
614 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
615 target of a BLX instruction specially.
616 (Reloc_stub::stub_type_for_reloc): Ditto.
617 (Relocate::relocate): Use symbolic names instead of numeric relocation
618 codes to report error.
619 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
621 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
622 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
623 thumb2_blx_out_of_range.stdout
624 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
625 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
626 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
627 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
628 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
629 thumb2_blx_in_range, thumb2_blx_in_range.o,
630 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
631 thumb2_blx_out_of_range.o): New rules.
632 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
633 thumb2_blx_in_range and thumb2_blx_out_of_range.
634 * testsuite/Makefile.in: Regenerate.
635 * arm_branch_in_range.sh: Add tests for THUMB BLX.
636 * testsuite/thumb_blx_in_range.s: New file.
637 * testsuite/thumb_blx_out_of_range.s: New file.
639 2010-03-22 Rafael Espindola <espindola@google.com>
641 * archive.cc (Should_include): Move to archive.h.
642 (should_include_member): Make it a member of Archive.
644 (Add_lib_group_symbols): New.
645 * archive.h: Include options.h.
646 (Archive_member): Moved from Archive.
647 (Should_include): Moved from archive.cc.
649 (Add_lib_group_symbols): New.
650 * dynobj.cc (do_should_include_member): New.
651 * dynobj.h (do_should_include_member): New.
652 * gold.cc (queue_initial_tasks): Update call to queue.
653 * main.cc (main): Print lib group stats.
654 * object.cc (do_should_include_member): New.
655 * object.h: Include archive.h.
656 (Object::should_include_member): New.
657 (Object::do_should_include_member): New.
658 (Sized_relobj::do_should_include_member): New.
659 * options.cc (General_options::parse_start_lib): New.
660 (General_options::parse_end_lib): New.
661 (Input_arguments::add_file): Handle lib groups.
662 (Input_arguments::start_group): Check we are not in a lib.
663 (Input_arguments::start_lib): New.
664 (Input_arguments::end_lib): New.
665 * options.h (General_options): Add start_lib and end_lib.
666 (Input_argument::lib_): New.
667 (Input_argument::lib): New.
668 (Input_argument::is_lib): New.
669 (Input_file_lib): New.
670 (Input_arguments::in_lib_): New.
671 (Input_arguments::in_lib): New.
672 (Input_arguments::start_lib): New.
673 (Input_arguments::end_lib_): New.
674 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
675 in unused members as preempted.
676 (Sized_pluginobj::do_should_include_member): New.
677 * plugin.h (Sized_pluginobj::do_should_include_member): New.
678 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
680 (Read_symbols::do_whole_lib_group): New.
681 (Read_symbols::do_lib_group): New.
682 (Read_symbols::do_read_symbols): Handle lib groups.
683 (Read_symbols::get_name): Handle lib groups.
684 * readsyms.h (Read_symbols): Add an archive member pointer.
685 (Read_symbols::do_whole_lib_group): New.
686 (Read_symbols::do_lib_group): New.
687 (Read_symbols::member_): New.
688 * script.cc (read_input_script): Update call to queue_soon.
690 2010-03-19 Doug Kwan <dougkwan@google.com>
692 * arm.cc (Stub_table::Stub_table): Initialize new data members
693 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
694 (Stub_table::add_reloc_stub): Assign stub offset and update
695 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
696 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
698 (Stub_table::update_data_size_and_addralign): Use
699 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
700 instead of going over all reloc stubs.
701 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
702 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
703 Stringpool_template::offset_ to size of Stringpool_char.
704 (Stringpool_template::new_key_offset): Remove code to initialize
705 Stringpool_template::offset_.
706 * stringpool.h (Stringpool_template::set_no_zero_null): Set
707 Stringpool_template::offset_ to zero.
709 2010-03-15 Doug Kwan <dougkwan@google.com>
711 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
713 (Stringpool_template::new_key_offset): New method.
714 (Stringpool_template::add_string): Assign offsets when adding new
716 (Stringpool_template::set_string_offsets): Do not set string offsets
718 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
720 (Chunked_vector::clear): Clear size_.
721 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
722 (Chunked_vector::size): Return size_.
723 (Chunked_vector::push_back): Use size_ to find insert position.
724 (Chunked_vector::size_): New data member.
725 (Stringpool_template::set_no_zero_null): Assert string set is empty.
726 (Stringpool_template::new_key_offset): New method declaration.
727 (Stringpool_template::offset_): New data member.
729 2010-03-15 Rafael Espindola <espindola@google.com>
731 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
732 Add_symbols' constructor.
733 * readsyms.h (Add_symbols): Remove the input_group member.
735 2010-03-10 Ian Lance Taylor <iant@google.com>
737 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
738 target to ask whether a reference to a symbol requires a stack
740 * target.h (Target::is_call_to_non_split): New function.
741 (Target::do_is_call_to_non_split): Declare virtual function.
742 * target.cc: Include "symtab.h".
743 (Target::do_is_call_to_non_split): New function.
744 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
746 2010-03-10 Cary Coutant <ccoutant@google.com>
748 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
749 (File_read::open[1]): Remove initial mapping of whole_file_view_.
750 (File_read::open[2]): Add whole_file_view_ to list of views.
751 (File_read::make_view): Remove test of whole_file_view_.
752 (File_read::find_or_make_view): Create whole_file_view_ if
754 (File_read::clear_views): Replace bool parameter with enum;
755 adjust all callers. Don't delete views with permanent data;
756 do delete cached views and views from archives if
757 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
758 if clearing the corresponding view.
759 * fileread.h (File_read::Clear_views_mode): New enum.
760 (File_read::View::is_permanent_view): New method.
761 (File_read::clear_views): Replace bool parameter
762 with enum; adjust all callers.
763 * options.h (General_options): Change keep_files_mapped option;
765 * readsyms.cc (Add_symbols::run): Delete sd_ object before
767 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
770 2010-03-10 David S. Miller <davem@davemloft.net>
772 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
774 2010-03-09 Sriraman Tallam <tmsriram@google.com>
776 * icf.cc (get_section_contents): Add '@' marker after processing the
779 2010-03-08 Doug Kwan <dougkwan@google.com>
781 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
782 due to a conversion warning.
783 (Arm_relobj::update_output_local_symbol_count): Check for local
784 symbol with unset output index.
786 2010-03-05 Ian Lance Taylor <iant@google.com>
788 * options.h (class General_options): Add --spare-dynamic-tags.
789 * output.cc (Output_data_dynamic::set_final_data_size): Implement
790 --spare-dynamic-tags.
792 2010-03-05 Ian Lance Taylor <iant@google.com>
794 * incremental.cc: Include "libiberty.h".
796 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
798 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
799 function, is_info_ member.
800 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
801 (Versions::Versions): Update caller.
802 (Versions::define_base_version): Likewise.
803 (Versions::add_def): Likewise.
805 2010-03-03 Sriraman Tallam <tmsriram@google.com>
807 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
808 (Scan::possible_function_pointer_reloc): New function.
809 (Scan::local_reloc_may_be_function_pointer): Change to call
810 possible_function_pointer_reloc.
811 (Scan::global_reloc_may_be_function_pointer): Ditto.
812 * icf.h (Icf::check_section_for_function_pointers): Change to reject
813 relocations in ".data.rel.ro._ZTV" section.
814 * testsuite/icf_safe_so_test.sh: Change to pass i386.
815 * testsuite/icf_safe_so_test.cc: Ditto.
816 * testsuite/icf_safe_test.cc: Ditto.
817 * testsuite/icf_safe_test.sh: Ditto.
819 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
820 Ian Lance Taylor <iant@google.com>
822 * target-reloc.h (relocate_section): Check the symbol table index
823 for -1U before setting the local symbol index.
824 (scan_relocatable_relocs): If copying the relocation, record that
825 the local symbol is required.
826 * object.h (Symbol_value::is_output_symtab_index_set): New
828 (Symbol_value::may_be_discarded_from_output_symtab): New
830 (Symbol_value::has_output_symtab_entry): New function.
831 (Symbol_value::needs_output_symtab_entry): Remove.
832 (Symbol_value::output_symtab_index): Make sure the symbol index is
834 (Symbol_value::set_output_symtab_index): Make sure the symbol
835 index is not set. Make sure the new index is valid.
836 (Symbol_value::set_must_have_output_symtab_entry): New function.
837 (Symbol_value::has_output_dynsym_entry): New function.
838 (Symbol_value::set_output_dynsym_index): Make sure the new index
840 (Sized_relobj::set_must_have_output_symtab_entry): New function.
841 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
842 local symbol if permitted.
843 (Sized_relobj::do_finalize_local_symbols): Call
844 is_output_symtab_index_set rather than needs_output_symtab_entry.
845 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
846 rather than needs_output_symtab_entry. Call
847 has_output_dynsym_entry rather than needs_output_dynsym_entry.
848 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
849 is_output_symtab_index_set rather than needs_output_symtab_entry.
850 * testsuite/discard_locals_relocatable_test.c: New file.
851 * testsuite/discard_locals_test.sh: Test -r.
852 * testsuite/Makefile.am (check_DATA): Add
853 discard_locals_relocatable_test1.syms,
854 discard_local_relocatable_test2.syms.
855 (MOSTLYCLEANFILES): Likewise. Also add
856 discard_locals_relocatable_test1.lout and
857 discard_locals_relocatable_test2.out.
858 (discard_locals_relocatable_test1.syms): New target.
859 (discard_locals_relocatable_test.o): New target.
860 (discard_locals_relocatable_test1.out): New target.
861 (discard_locals_relocatable_test2.syms): New target.
862 (discard_locals_relocatable_test2.out): New target.
863 (various): Add missing ../ld-new dependencies.
864 * testsuite/Makefile.in: Rebuild.
866 2010-03-03 Nick Clifton <nickc@redhat.com>
868 * po/fi.po: New Finnish translation.
870 2010-03-01 Doug Kwan <dougkwan@google.com>
872 * layout.cc (Layout::Layout): Force section types of .init_array*,
873 .preinit_array* and .fini_array* sections.
874 * output.cc (Output_section::Input_section_sort_entry::has_priority):
875 Fix check of return value of std::string::find.().
876 (Output_section::Input_section_sort_compare::operator()): Remove
877 comment about .init_array.
878 (Output_section::Input_section_sort_init_fini_compare::operator()):
880 (Output_section::sort_attached_input_sections): Handle .init_array
881 and .fini_array specially.
882 * output.h (Output_section::Inut_section_sort_compare): Update
884 (Output_section::Input_section_sort_init_fini_compare): New struct.
886 2010-02-26 Doug Kwan <dougkwan@google.com>
888 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
889 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
890 * testsuite/debug_msg.sh: Avoid matching source line number for
891 use of global variable undef_int.
893 2010-02-26 Doug Kwan <dougkwan@google.com>
895 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
896 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
897 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
898 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
899 * options.cc (General_options::General_options): Initialize member
901 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
902 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
903 and rm_no_fix_v4bx.stdout
904 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
905 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
906 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
907 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
909 * Makefile.in: Regenerate.
910 * testsuite/arm_fix_v4bx.s: New file.
911 * testsuite/arm_fix_v4bx.sh: Ditto.
913 2010-02-24 Doug Kwan <dougkwan@google.com>
915 * arm.cc (Target_arm::got_section): Make the .got section the first
916 non RELRO section in the data segment.
917 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
918 suffixes of section names.
920 2010-02-24 Doug Kwan <dougkwan@google.com>
922 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
923 flags and attributes merging if an input file is a binary file.
924 * fileread.cc (Input_file::open): Record format of original file.
925 * fileread.h (Input_file::Format): New enum type.
926 (Input_file::Input_file): Initialize data member format_.
927 (Input_file::format): New method definition.
928 (Input_file::format_):: New data member.
930 2010-02-24 Doug Kwan <dougkwan@google.com>
932 * arm.cc (Arm_output_data_got): New class.
933 (ARM_TCB_SIZE): New constant
934 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
935 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
936 If user uses a script with a SECTIONS clause, issue only a warning
937 for a misplaced EXIDX input section. Otherwise, issue an error.
938 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
940 (Target_arm::got_mode_index_entry): Handle static linking.
941 (Target_arm::Scan::local): Ditto.
942 (Target_arm::Scan::global): Ditto.
943 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
944 all incorrectly implemented relocations.
945 (Target_arm::fix_exidx_coverage): Pass layout to
946 Arm_output_section::fix_exidx_coverage.
947 * layout.cc (Layout::section_name_mapping): Remove trailing dots
948 from ".ARM.exidx." and ".ARM.extab.".
950 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
952 * arm.cc (Target_arm::do_finalize_sections): Create attribute
953 section if it does not already exist.
954 * attributes.cc (Attributes_section_data::Attributes_section_data):
955 Don't crash if size is zero.
957 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
958 Ian Lance Taylor <iant@google.com>
960 * gold.cc (queue_middle_tasks): If no input files were opened,
962 * workqueue.h (Task_function::Task_function): Assert that there is
965 2010-02-22 Doug Kwan <dougkwan@google.com>
967 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
968 * icf.cc (get_section_contents): Cast snprintf arguments to long long
969 types to avoid warnings due to different uint64_t implementations
972 2010-02-21 Doug Kwan <dougkwan@google.com>
974 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
975 handling of the maximum backward branch offset.
976 (Arm_relocate_functions::thumb_branch_common): Ditto.
977 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
978 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
979 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
980 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
981 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
982 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
983 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
984 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
985 thumb_bl_out_of_range thumb_bl_out_of_range.o,
986 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
987 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
988 thumb2_bl_out_of_range.o): New rules.
989 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
990 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
991 thumb2_bl_out_of_range
992 * testsuite/Makefile.in: Regenerate.
993 * testsuite/arm_bl_in_range.s: New file.
994 * testsuite/arm_bl_out_of_range.s: Ditto.
995 * testsuite/arm_branch_in_range.sh: Ditto.
996 * testsuite/arm_branch_range.t: Ditto.
997 * testsuite/thumb2_branch_range.t: Ditto.
998 * testsuite/thumb_bl_in_range.s: Ditto.
999 * testsuite/thumb_bl_out_of_range.s: Ditto.
1000 * testsuite/thumb_branch_range.t: Ditto.
1002 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1004 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1005 Add reloc offset information.
1006 * icf.cc (get_section_contents): Change iterators to point to the new
1007 vectors. Add reloc offset information to the contents.
1008 * icf.h (Icf::Sections_reachable_info): New typedef.
1009 (Icf::Sections_reachable_list): New typedef.
1010 (Icf::Offset_info): New typedef.
1011 (Icf::Reloc_info): New struct typedef.
1012 (Icf::Reloc_info_list): New typedef.
1013 (Icf::symbol_reloc_list): Delete method.
1014 (Icf::addend_reloc_list): Delete method.
1015 (Icf::section_reloc_list): Delete method.
1016 (Icf::reloc_info_list): New method.
1017 (Icf::reloc_info_list_): New member.
1019 2010-02-19 Doug Kwan <dougkwan@google.com>
1021 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1022 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1023 * arm.cc (Arm_relocation_functions): New forward declaration.
1024 (Target_arm::Target_arm): Initialize new data members
1025 got_mod_index_offset_ and tls_base_symbol_defined_.
1026 (Target_arm::Relocate::relocate_tls): New method.
1027 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1028 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1030 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1031 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1032 (Target_arm::got_mod_index_offset_,
1033 Target_arm::tls_base_symbol_defined_): New data members.
1034 (Target_arm::Scan::local, Target::Scan::global,
1035 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1038 2010-02-18 Doug Kwan <dougkwan@google.com>
1040 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1041 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1042 text section as a parameter becuase some broken tools may not set
1043 the link in section header.
1044 (Target_arm::has_got_section): New method.
1045 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1046 without any mapping symbol as data only. Remove warning.
1047 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1048 link in its section header, try to discover the link by inspecting the
1049 REL31 relocation at the beginning of the section.
1050 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1052 (Target_arm::Scan::global): Treat any reference to the symbol
1053 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1055 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1057 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1058 (Scan::global_reloc_may_be_function_pointer): New function.
1059 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1060 (Scan::global_reloc_may_be_function_pointer): New function.
1061 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1062 (Scan::global_reloc_may_be_function_pointer): New function.
1063 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1064 (Scan::global_reloc_may_be_function_pointer): New function.
1065 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1066 (Scan::global_reloc_may_be_function_pointer): New function.
1067 (Scan::possible_function_pointer_reloc): New function.
1068 (Target_x86_64::can_check_for_function_pointers): New function.
1069 * gc.h (gc_process_relocs): Scan relocation types to determine if
1070 function pointers were taken for targets that support it.
1071 * icf.cc (Icf::find_identical_sections): Include functions for
1072 folding in safe ICF whose pointer is not taken.
1073 * icf.h (Secn_fptr_taken_set): New typedef.
1074 (fptr_section_id_): New member.
1075 (section_has_function_pointers): New function.
1076 (set_section_has_function_pointers): New function.
1077 (check_section_for_function_pointers): New function.
1078 * options.h: Fix comment for safe ICF option.
1079 * target.h (can_check_for_function_pointers): New function.
1080 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1081 Modify icf_safe_test for X86-64.
1082 * testsuite/Makefile.in: Regenerate.
1083 * testsuite/icf_safe_so_test.cc: New file.
1084 * testsuite/icf_safe_so_test.sh: New file.
1085 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1086 (main): Change to take pointer to function kept_func_3.
1087 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1088 folding is done correctly for X86-64.
1090 2010-02-12 David S. Miller <davem@davemloft.net>
1092 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1093 is_symbolless parameter.
1094 (Output_reloc<SHT_REL>::is_symbolless): New.
1095 (Output_reloc<SHT_REL>::is_symbolless_): New.
1096 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1097 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1098 (Output_reloc<SHT_RELA>::is_symbolless): New.
1099 (Output_data_reloc::add_global): Handle is_symbolless.
1100 (Output_data_reloc::add_global_relative): Likewise.
1101 (Output_data_reloc::add_local): Likewise.
1102 (Output_data_reloc::add_local_relative): Likewise.
1103 (Output_data_reloc::add_symbolless_global_addend): New.
1104 (Output_data_reloc::add_symbolless_local_addend): New.
1105 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1107 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1108 instead of ->is_relative_
1109 (Output_reloc::write): Likewise.
1110 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1111 (Output_reloc::write_rel): Simplify.
1113 * sparc.cc (Target_sparc::Scan::local): Use
1114 ->add_symbolless_local_addend as needed.
1115 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1116 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1117 based upon relocation offset.
1119 2010-02-11 Doug Kwan <dougkwan@google.com>
1121 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1122 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1123 beginning of function.
1124 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1125 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1126 parameter is_32bit in calls to should_apply_static_reloc.
1127 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1128 (check_DATA): Add arm_abs_global.stdout.
1129 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1130 arm_abs_global.stdout): New rules.
1131 (MOSTLLYCLEANFILES): Add arm_abs_global
1132 * Makefile.in: Regenerate.
1133 * testsuite/arm_abs_global.s: New file.
1134 * testsuite/arm_abs_global.sh: Ditto.
1135 * testsuite/arm_abs_lib.s: Ditto.
1137 2010-02-11 Ian Lance Taylor <iant@google.com>
1139 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1141 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1142 Allocate_commons_task first.
1143 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1144 task, rather than symtab_lock_.
1145 (Gc_process_relocs::~Gc_process_relocs): New function.
1146 (Gc_process_relocs::is_runnable): Check this_blocker_.
1147 (Gc_process_relocs::locks): Use next_blocker_ rather than
1149 (Scan_relocs::~Scan_relocs): New function.
1150 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1152 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1154 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1155 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1156 constructor accordingly.
1157 (class Gc_process_relocs): Likewise.
1158 (class Scan_relocs): Likewise.
1159 * common.h (class Allocate_commons_task): Remove symtab_lock_
1160 field, and corresponding constructor parameter.
1161 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1163 (Allocate_commons_task::locks): Likewise.
1165 2010-02-11 Ian Lance Taylor <iant@google.com>
1167 * gold-threads.h (class Once): Define.
1168 (class Initialize_lock): Rewrite as child of Once.
1169 * gold-threads.cc (class Once_initialize): Define.
1170 (once_pointer_control): New static variable.
1171 (once_pointer, once_arg): New static variables.
1172 (c_run_once): New static function.
1173 (Once::Once, Once::run_once, Once::internal_run): New functions.
1174 (class Initialize_lock_once): Remove.
1175 (initialize_lock_control): Remove.
1176 (initialize_lock_pointer): Remove.
1177 (initialize_lock_once): Remove.
1178 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1179 (Initialize_lock::initialize): Rewrite.
1180 (Initialize_lock::do_run_once): New function.
1181 * archive.cc (Archive::interpret_header): Only clear name if it is
1183 * fileread.cc: Include "gold-threads.h"
1184 (file_counts_lock): New static variable.
1185 (file_counts_initialize_lock): Likewise.
1186 (File_read::release): Only increment counts when using --stats.
1187 Use a lock around the increment.
1188 * parameters.cc (class Set_parameters_target_once): Define.
1189 (set_parameters_target_once): New static variable.
1190 (Parameters::Parameters): Move here from parameters.h.
1191 (Parameters::set_target): Rewrite.
1192 (Parameters::set_target_once): New function.
1193 (Parameters::clear_target): Move here and rewrite.
1194 * parameters.h (class Parameters): Update declarations. Add
1195 set_parameters_target_once_ field.
1196 (Parameters::Parameters): Move to parameters.cc.
1197 (Parameters::clear_target): Likewise.
1198 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1200 (Start_group::~Start_group): New function.
1201 (Start_group::is_runnable): New function.
1202 (Start_group::locks, Start_group::run): New functions.
1203 (Finish_group::run): Change saw_undefined to size_t.
1204 * readsyms.h (class Start_group): Define.
1205 (class Finish_group): Change saw_undefined_ field to size_t.
1206 (Finish_group::Finish_group): Remove saw_undefined and
1207 this_blocker parameters. Change all callers.
1208 (Finish_group::set_saw_undefined): New function.
1209 (Finish_group::set_blocker): New function.
1210 * symtab.h (class Symbol_table): Change saw_undefined to return
1211 size_t. Change saw_undefined_ field to size_t.
1212 * target-select.cc (Set_target_once::do_run_once): New function.
1213 (Target_selector::Target_selector): Initialize set_target_once_
1214 field. Don't initialize lock_ and initialize_lock_ fields.
1215 (Target_selector::instantiate_target): Rewrite.
1216 (Target_selector::set_target): New function.
1217 * target-select.h (class Set_target_once): Define.
1218 (class Target_selector): Update declarations. Make
1219 Set_target_once a friend. Remove lock_ and initialize_lock_
1220 fields. Add set_target_once_ field.
1222 2010-02-10 Ian Lance Taylor <iant@google.com>
1224 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1226 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1227 (queue_middle_tasks): Add all blockers before queueing any tasks.
1228 (queue_final_tasks): Likewise.
1229 * token.h (Task_token::add_blockers): New function.
1230 * object.h (Input_objects::number_of_relobjs): New function.
1232 2010-02-10 Ian Lance Taylor <iant@google.com>
1234 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1235 shared, not if not position independent.
1236 * x86_64.cc (Relocate::relocate_tls): Likewise.
1237 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1238 (tls_pie_pic_test): New target.
1239 * testsuite/Makefile.in: Rebuild.
1241 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1242 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1243 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1244 * testsuite/Makefile.in: Rebuild.
1246 2010-02-09 David S. Miller <davem@davemloft.net>
1248 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1249 R_SPARC_RELATIVE using ->add_local_relative().
1250 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1252 * output.h (Output_data_dynamic::add_section_size): New method
1253 that takes two Output_data objects.
1254 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1255 entry param. Handle it in initializers.
1256 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1257 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1258 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1260 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1261 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1262 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1263 for dynrel_includes_plt.
1264 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1265 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1266 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1268 (Target_sparc::do_finalize_sections): Update to pass true for
1269 dynrel_includes_plt.
1270 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1271 output before .rela.plt
1272 (Target_powerpc::do_finalize_sections): Update to pass true for
1273 dynrel_includes_plt when 32-bit.
1275 2010-02-08 Doug Kwan <dougkwan@google.com>
1277 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1279 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1280 Arm_relobj::scan_section_for_cortex_a8_stubs,
1281 Arm_relobj::do_relocation_section): Instead of calling
1282 Output_section::output_address, use faster
1283 Arm_relobj::simple_input_section_output_address.
1285 2010-02-08 David S. Miller <davem@davemloft.net>
1287 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1288 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1289 relocation helper function.
1291 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1292 just like R_SPARC_GOT{10,13,22}.
1293 (Target_sparc::Scan::local): Likewise.
1294 (Target_sparc::Relocate:relocate): Likewise.
1296 2010-02-06 Ian Lance Taylor <iant@google.com>
1298 * configure.ac: Rewrite targetobjs duplicate removal code to use
1299 only shell constructs.
1300 * configure: Rebuild.
1302 2010-02-05 Doug Kwan <dougkwan@google.com>
1305 * arm.cc (Arm_relobj::section_is_scannable): New method.
1306 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1307 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1309 2010-02-04 Doug Kwan <dougkwan@google.com>
1312 * arm-reloc-property.cc (cstdio): Include.
1313 * configure.ac (targetobjs): Remove duplicates.
1314 * configure: Regenerate.
1315 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1316 big and little endian version for a given address size.
1318 2010-02-03 Doug Kwan <dougkwan@google.com>
1320 * arm-reloc-property.cc
1321 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1323 * arm-reloc-property.h
1324 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1325 New method definition.
1326 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1328 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1330 (GOT_PREL): Change implemented to Y.
1331 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1332 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1333 (Arm_relocate_functions::movw_abs_nc): Remove method.
1334 (Arm_relocate_functions::movt_abs): Ditto.
1335 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1336 (Arm_relocate_functions::thm_movt_abs): Ditto.
1337 (Arm_relocate_functions::movw_rel_nc): Ditto.
1338 (Arm_relocate_functions::movw_rel): Ditto.
1339 (Arm_relocate_functions::movt_rel): Ditto.
1340 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1341 (Arm_relocate_functions:thm_movw_rel): Ditto.
1342 (Arm_relocate_functions:thm_movt_rel): Ditto.
1343 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1344 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1345 New method definitions.
1346 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1347 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1348 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1349 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1350 (Target_arm::Relocate::relocate): Check for non-static or
1351 unimplemented relocation code and exit early. Change calls to
1352 Target_arm::reloc_uses_thumb_bit and
1353 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1354 instead. Refactor code to handle similar relocations to increase
1355 code sharing. Remove check for unsupported relocation code in switch
1357 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1358 relocation property table to find out size. Change error message to
1359 print out the name of a relocation code instead of the numeric value.
1360 (Target_arm::scan_reloc_for_stub): Use relocation property table
1361 instead of calling Target_arm::reloc_uses_thumb_bit().
1363 2010-02-02 Doug Kwan <dougkwan@google.com>
1365 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1366 types of relaxed input section.
1368 2010-02-02 Doug Kwan <dougkwan@google.com>
1370 * Makefile.am (HFILES): Add arm-reloc-property.h.
1372 (TARGETSOURCES): Add arm-reloc-property.cc
1373 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1374 (libgold_a_SOURCES): $(DEFFILES)
1375 * Makefile.in: Regenerate.
1376 * arm-reloc-property.cc: New file.
1377 * arm-reloc-property.h: New file.
1378 * arm-reloc.def: New file.
1379 * arm.cc: Update comments.
1380 (arm-reloc-property.h): New included header.
1381 (arm_reloc_property_table): New global variable.
1382 (Target_arm::do_select_as_default_target): New method definition.
1383 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1384 arm-reloc-property to targ_extra_obj.
1385 * parameters.cc (set_parameters_target): Call
1386 Target::select_as_default_target().
1387 * target.h (Target::select_as_default_target): New method definition.
1388 (Target::do_select_as_default_target): Same.
1390 2010-02-01 Doug Kwan <dougkwan@google.com>
1392 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1393 first_output_text_section_.
1394 (Arm_exidx_fixup::first_output_text_section): New method definition.
1395 (Arm_exidx_fixup::first_output_text_section_): New data member.
1396 (Arm_exidx_fixup::process_exidx_section): Record the first text
1397 output section seen.
1398 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1399 and entsize in output section header.
1401 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1403 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1404 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1405 (Arm_relocate_functions::thm_alu11): New Method.
1406 (Arm_relocate_functions::thm_pc8): New Method.
1407 (Arm_relocate_functions::thm_pc12): New Method.
1408 (Target_arm::Scan::local): Handle the relocations.
1409 (Target_arm::Scan::global): Likewise.
1410 (Target_arm::Relocate::relocate): Likewise.
1411 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1413 2010-01-29 Doug Kwan <dougkwan@google.com>
1415 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1416 of relocation types as ld.
1418 2010-01-29 Doug Kwan <dougkwan@google.com>
1420 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1422 (Arm_relocate_functions::thumb_branch_common): Ditto.
1423 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1424 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1425 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1426 Arm_relocate_functions::jump24): Remove.
1427 (Target_arm::Relocate::relocate): Adjust code to call
1428 Arm_relocation_functions::arm_branch_common and
1429 Arm_relocation_functions::thumb_branch_common instead of their removed
1430 wrappers. Merge switch-cases together to reduce source code size.
1432 2010-01-29 Doug Kwan <dougkwan@google.com>
1434 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1435 output_local_symbol_count_needs_update_.
1436 (Arm_relobj::output_local_symbol_count_needs_update,
1437 Arm_relobj::set_output_local_symbol_count_needs_update,
1438 Arm_relobj::update_output_local_symbol_count): New methods.
1439 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1441 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1442 of pointed function as in a R_ARM_PREL31 relocation.
1443 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1444 for output local symbol count updating.
1445 (Target_arm::do_relax): Update output local symbol counts in objects
1447 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1449 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1451 * arm.cc: Added support for the ARM relocations:
1452 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1453 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1454 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1456 (Arm_relocate_functions::movw_rel): New method.
1457 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1458 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1460 (Arm_relocate_functions::thm_movw_rel): New method.
1461 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1463 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1465 (Target_arm::Scan::global): Likewise.
1466 (Target_arm::Relocate::relocate): Likewise.
1467 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1470 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1472 * arm.cc: Added support for ARM group relocations.
1473 (Target_arm::reloc_needs_sym_origin): New method.
1474 (Arm_relocate_functions::calc_grp_kn): New method.
1475 (Arm_relocate_functions::calc_grp_residual): New method.
1476 (Arm_relocate_functions::calc_grp_gn): New method.
1477 (Arm_relocate_functions::arm_grp_alu): New Method.
1478 (Arm_relocate_functions::arm_grp_ldr): New Method.
1479 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1480 (Arm_relocate_functions::arm_grp_ldc): New Method.
1481 (Target_arm::Scan::local): Handle the ARM group relocations.
1482 (Target_arm::Scan::global): Likewise.
1483 (Target_arm::Relocate::relocate): Likewise.
1484 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1487 2010-01-26 Doug Kwan <dougkwan@google.com>
1489 * arm.cc (set): Include.
1490 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1492 (Arm_output_section::Text_section_list): New type.
1493 (Arm_output_section::append_text_sections_to_list): New method.
1494 (Arm_output_section::fix_exidx_coverage): Ditto.
1495 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1496 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1497 Relobj::set_section_offset() instead of
1498 Sized_relobj::invalidate_section_offset().
1499 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1500 parameter for section headers. Ignore relocation sections for
1501 unallocated sections and EXIDX sections.
1502 (Target_arm::fix_exidx_coverage): New method.
1503 (Target_arm::output_section_address_less_than): New type.
1504 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1505 linked text section instead of the EXIDX section.
1506 (Arm_output_section::create_stub_group): Add an assertion to check
1507 that this is not an EXIDX output section.
1508 (Arm_output_section::append_text_sections_to_list): New method.
1509 (Arm_output_section::fix_exidx_coverage): Ditto.
1510 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1511 Arm_relobj::section_needs_reloc_stub_scanning.
1512 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1514 (Target_arm::fix_exidx_coverage): New method.
1515 * object.h (Relobj::set_output_section): New method.
1516 (Sized_relobj::invalidate_section_offset): Remove method.
1517 (Sized_relobj::do_invalidate_section_offset): Remove method.
1518 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1520 2010-01-25 Doug Kwan <dougkwan@google.com>
1522 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1523 Fix warning due to signed and unsigned comparison on a 32-bit host.
1525 2010-01-22 Doug Kwan <dougkwan@google.com>
1527 * arm.cc (Target_arm::do_relax): Record an output section for section
1528 offset adjustment it contains any stub table that has changed.
1529 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1530 offsets in an output section if necessary.
1531 * output.cc (Output_section::Output_section): Initialize
1532 section_offsets_need_adjustments_.
1533 (Output_section::add_input_section_for_script): Renamed to
1534 Output_section::add_simple_input_section.
1535 (Output_section::save_states): Add a comment.
1536 (Output_section::discard_states): New method defintion.
1537 (Output_section::adjust_section_offsets): Same.
1538 * output.h (Output_section::add_input_section_for_script): Renamed to
1539 Output_section::add_simple_input_section.
1540 (Output_section::discard_states): New method declaration.
1541 (Output_section::adjust_section_offsets): Same.
1542 (Output_section::section_offsets_need_adjustment,
1543 Output_section::set_section_offsets_need_adjustment): New method
1545 (Output_section::section_offsets_need_adjustment_): New data member.
1546 * script-sections.cc
1547 (Output_section_element_input::set_section_address): Adjust code for
1548 renaming of Output_section::add_input_section_for_script.
1549 (Orphan_output_section::set_section_address): Same.
1551 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1553 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1554 Fix_v4bx enum values .
1555 * gold/options.h (General_options): New option definitions.
1556 (General_options::fix_v4bx): New method.
1557 (General_options::Fix_v4bx): New enum.
1558 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1559 (General_options::parse_fix_v4bx_interworking): New method.
1561 2010-01-22 Doug Kwan <dougkwan@google.com>
1563 * arm.cc (Arm_exidx_fixup): New class.
1565 2010-01-21 Doug Kwan <dougkwan@google.com>
1567 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1569 (Arm_exidx_section_offset_map): New type.
1571 2010-01-21 Doug Kwan <dougkwan@google.com>
1573 * arm.cc (Arm_exidx_input_section): New class.
1574 (Arm_relobj::exidx_input_section_by_link,
1575 Arm_relobj::exidx_input_section_by_shndx,
1576 Arm_relobj::make_exidx_input_section): New methods.
1577 (read_arm_attributes_section): Remove.
1578 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1579 information about them.
1580 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1583 2010-01-20 Doug Kwan <dougkwan@google.com>
1585 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1586 Input_section_specifier to Section_id.
1587 (Target_arm::new_arm_input_section: Adjust code for change of key
1589 (Target_arm::find_arm_input_section): Ditto.
1590 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1591 (Section_id): Remove.
1592 (Garbage_collection::Section_id_hash): Remove.
1593 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1594 (Section_id): Remove.
1595 (Icf::Section_id_hash): Remove.
1596 * object.h (Section_id, Const_section_id, Section_id_hash,
1597 Const_section_id_hash): New type definitions.
1598 * output.cc (Output_section::add_relaxed_input_section): Change to
1599 use Const_section_id instead of Input_section_specifier as key type.
1600 (Output_section::add_merge_input_section): Ditto.
1601 (Output_section::build_relaxation_map): Change to use Section_id
1602 instead of Input_section_specifier as key type.
1603 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1605 (Output_section::convert_input_sections_to_relaxed_sections): Change
1606 to use Const_section_id instead of Input_section_specifier as key type.
1607 (Output_section::find_merge_section): Ditto.
1608 (Output_section::find_relaxed_input_section): Ditto.
1609 * output.h (Input_section_specifier): Remove class.
1610 (Output_section::Output_section_data_by_input_section_map): Change
1611 key type to Const_section_id.
1612 (Output_section::Output_relaxed_input_section_by_input_section_map):
1614 (Output_section::Relaxation_map): Change key type to Section_id.
1616 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1618 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1619 (class Arm_v4bx_stub): New class.
1620 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1621 (Stub_factory::make_arm_v4bx_stub): New method.
1622 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1623 (Stub_table::empty): Handle v4bx stubs.
1624 (Stub_table::add_arm_v4bx_stub): New method.
1625 (Stub_table::find_arm_v4bx_stub): New method.
1626 (Arm_relocate_functions::v4bx): New method.
1627 (Target_arm::fix_v4bx): New method.
1628 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1629 (Stub_table::relocate_stubs): Likewise.
1630 (Stub_table::do_write): Likewise.
1631 (Stub_table::update_data_size_and_addralign): Likewise.
1632 (Stub_table::finalize_stubs): Likewise.
1633 (Target_arm::Scan::local): Likewise.
1634 (Target_arm::Scan::global): Likewise.
1635 (Target_arm::do_finalize_sections): Likewise.
1636 (Target_arm::Relocate::relocate): Likewise.
1637 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1639 (Target_arm::scan_reloc_for_stub): Likewise.
1640 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1642 2010-01-19 Ian Lance Taylor <iant@google.com>
1644 * output.cc (Output_section_headers::do_sized_write): Write large
1645 segment count to sh_info field.
1646 (Output_file_header::do_sized_write): For large segment count,
1647 write PN_XNUM to e_phnum field.
1649 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1651 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1652 (Arm_relocate_functions::thm_jump8): New function.
1653 (Arm_relocate_functions::thm_jump11): New function.
1654 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1656 (Target_arm::Scan::global): Likewise.
1657 (Target_arm::Relocate::relocate): Likewise.
1658 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1661 2010-01-14 Doug Kwan <dougkwan@google.com>
1663 * arm.cc (map, utility): Include headers.
1664 (Target_arm::apply_cortex_a8_workaround): New method.
1665 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1666 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1667 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1668 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1669 the --[no-]fix-cortex-a8 command line options.
1670 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1671 (Target_arm::relocate_stub): Use addend in instruction template.
1672 * options.h (DEFINE_bool): Set the user-set flag.
1673 (General_options): Add --[no-]-fix-cortex options.
1674 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1675 : Update fast look-up map after conversion.
1677 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1679 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1680 in the first pass of do_layout.
1682 2010-01-13 Doug Kwan <dougkwan@google.com>
1684 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1685 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1686 apparent compiler problem of not folding static constant integral
1687 data members of elfcpp::Elf_sizes<32>.
1689 2010-01-13 Doug Kwan <dougkwan@google.com>
1691 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1692 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1693 Arm_relobj::scan_section_for_cortex_a8_erratum,
1694 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1695 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1696 sections to scan for relocation stubs into a new method
1697 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1698 relocation and Cortex-A8 stub scanning.
1699 (Target_arm::do_relax): Force stubs to be after stubbed sections
1700 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1701 the beginning of a new relaxation pass. Update a comment.
1702 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1704 2010-01-12 Ian Lance Taylor <iant@google.com>
1706 * target-reloc.h (visibility_error): New inline function.
1707 (relocate_section): Call visibility_error.
1708 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1709 (MOSTLYCLEANFILES): Likewise.
1710 (protected_4_pic.o, protected_3.err): New targets.
1711 * testsuite/protected_4.cc: New file.
1713 2010-01-12 Doug Kwan <dougkwan@google.com>
1715 * arm.cc (Cortex_a8_reloc): New class.
1716 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1717 and cortex_a8_relocs_info_.
1718 (Target_arm::fix_cortex_a8): New method definition.
1719 (Target_arm::Cortex_a8_relocs_info): New type.
1720 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1721 New data member declarations.
1722 (Target_arm::scan_reloc_for_stub): Record information about
1723 relocations for THUMB branches that might be exempted from the
1724 Cortex-A8 workaround.
1725 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1726 at the beginning of a relaxation pass.
1728 2010-01-12 Doug Kwan <dougkwan@google.com>
1730 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1731 (Arm_relobj::Mapping_symbol_position,
1732 Arm_reloj::Mapping_symbol_position_less,
1733 Arm_relobj::Mapping_symbols_info): New types.
1734 (Target_arm::is_mapping_symbol_name): New method definition.
1735 (Arm_relobj::do_count_local_symbols): Save information about mapping
1738 2010-01-11 Doug Kwan <dougkwan@google.com>
1740 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1741 Arm_relocate_functions::thumb32_branch_upper,
1742 Arm_relocate_functions::thumb32_branch_lower,
1743 Arm_relocate_functions::thumb32_cond_branch_offset,
1744 Arm_relocate_functions::thumb32_cond_branch_upper,
1745 Arm_relocate_functions::thumb32_cond_branch_lower,
1746 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1747 branch offset encoding.
1748 (Arm_relocate_functions::thumb_branch_common): Use new branch
1749 offset encoding methods to avoid code duplication.
1750 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1751 (Stub_addend_reader::operator()): Use new branch encoding method
1752 to avoid code duplication.
1754 2010-01-11 Doug Kwan <dougkwan@google.com>
1756 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1757 (Target_arm::do_finalize_sections): Define special EXIDX section
1758 symbols only if referenced.
1759 * gc.h (Garbage_collection::add_reference): New method.
1760 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1763 2010-01-11 Ian Lance Taylor <iant@google.com>
1765 * script.cc (Version_script_info::build_expression_list_lookup):
1766 Change complaing about duplicate wildcard match from error to
1769 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1771 (Version_script_info::Version_script_info): Initialize globs_,
1772 default_version_, default_is_global_, and exact_. Don't
1773 initialize globals_ or locals_.
1774 (Version_script_info::build_lookup_tables): Build local symbols
1776 (Version_script_info::unquote): New function.
1777 (Version_script_info::add_exact_match): New function.
1778 (Version_script_info::build_expression_list_lookup): Remove lookup
1779 parameter. Add is_global parameter. Change all callers. Handle
1780 wildcard pattern specially. Unquote pattern. Call
1782 (Version_script_info::get_name_to_match): New function.
1783 (Version_script_info::get_symbol_version): New function.
1784 (Version_script_info::get_symbol_version_helper): Remove.
1785 (Version_script_info::check_unmatched_names): Call unquote.
1786 * script.h (class Version_script_info): Change get_symbol_version
1787 to be non-inline and add is_global parameter; change all callers.
1788 Rewrite symbol_is_local. Update declarations. Define struct
1789 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1790 Remove globals_ and locals_ members. Add exact_, globs_,
1791 default_version_, is_global_.
1792 (Version_script_info::Glob): Remove pattern, add expression and
1793 is_global. Update constructor. Change all callers.
1794 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1796 (Versions::symbol_section_contents): If a symbol is undefined, or
1797 defined in a dynamic object, set the version index to
1799 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1801 (Symbol_table::add_from_pluginobj): Likewise.
1802 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1804 2010-01-11 Doug Kwan <dougkwan@google.com>
1806 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1807 (incremental_dump_LDADD): Add linking option for libintl.
1808 * Makefile.in: Regenerate.
1810 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1813 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1815 * testsuite/Makefile.in: Regenerated.
1817 2010-01-10 Doug Kwan <dougkwan@google.com>
1819 * options.h (DEFINE_var): Use parentheses around argument varname__
1820 in macro body to avoid any unintended subsequent substitutions.
1822 2010-01-10 Ian Lance Taylor <iant@google.com>
1824 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1825 candidates before doing symbol resolution.
1827 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1828 ODR candidates if only one is weak.
1830 2010-01-08 Ian Lance Taylor <iant@google.com>
1832 * script.cc (Version_script_info::build_expression_list_lookup):
1833 Don't warn about ambiguous version, just record the ambiguity.
1834 (Version_script_info::get_symbol_version_helper): Give error if
1835 version is ambiguous.
1837 2010-01-08 Doug Kwan <dougkwan@google.com>
1839 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1840 prev_data_size_ and prev_addralign_. Remove initializer for
1841 deleted data member has_been_changed_.
1842 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1843 to determine if the table is empty.
1844 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1846 (Stub_table::add_reloc_stub): Define method in class definition
1847 instead of just declaring it there.
1848 (Stub_table::add_cortex_a8_stub): New method definition.
1849 (Stub_table::update_data_size_and_addralign): Ditto.
1850 (Stub_table::finalize_stubs): Ditto.
1851 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1852 (Stub_table::do_addralign_): Return address alignment in the
1853 (Stub_table::do_reset_address_and_file_offset): Define method in
1854 class definition instead of declaring it there. Set current data
1855 size to be the data size of the previous pass.
1856 (Stub_table::set_final_data_size): Use current data size as the
1858 (Stub_table::relocate_stub): Change parameter type of stub from
1859 Reloc_stub pointer to Stub pointer.
1860 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1861 (Stub_table::Cortex_a8_stub_list): New typedef.
1862 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1863 Stub_table::prev_addralign_): New data member.
1864 (Arm_relobj::Arm_relobj): Initialize data member
1865 section_has_cortex_a8_workaround_.
1866 (Arm_relobj::section_has_cortex_a8_workaround,
1867 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1869 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1871 (Target_arm::relocate_stub): Change parameter type of stub from
1872 Reloc_stub pointer to Stub pointer.
1873 (Insn_template::size, Insn_template::alignment): Handle
1874 THUMB16_SPECIAL_TYPE.
1875 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1876 Stub_table::update_data_size_and_addralign,
1877 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1879 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1880 (Stub_table::do_write): Ditto.
1881 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1883 2010-01-08 Ian Lance Taylor <iant@google.com>
1886 * symtab.h (class Symbol): Remove fields is_target_special_ and
1887 has_plt_offset_. Add field is_defined_in_discarded_section_.
1888 (Symbol::is_defined_in_discarded_section): New function.
1889 (Symbol::set_is_defined_in_discarded_section): New function.
1890 (Symbol::has_plt_offset): Rewrite.
1891 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1892 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1893 Don't initialize is_target_special_ or has_plt_offset_.
1894 Initialize is_defined_in_discarded_section_.
1895 (Symbol_table::add_from_relobj): If appropriate, set
1896 is_defined_in_discarded_section.
1897 * resolve.cc (Symbol::override_base_with_special): Don't test
1898 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1899 * target-reloc.h (relocate_section): Do special handling for
1900 symbols defined in discarded sections for global symbols as well
1903 2010-01-08 Ian Lance Taylor <iant@google.com>
1905 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1906 the SHT_SYMTAB case.
1908 2010-01-08 Ian Lance Taylor <iant@google.com>
1910 * object.cc (Sized_relobj::do_layout): Don't get confused if
1911 layout_eh_frame returns NULL.
1913 2010-01-08 Ian Lance Taylor <iant@google.com>
1916 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1917 dynamic symbol table, use the normal symbol table.
1918 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1921 2010-01-08 Ian Lance Taylor <iant@google.com>
1924 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1927 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1929 * version.cc (print_version): Change to "Copyright 2010".
1931 2010-01-08 Ian Lance Taylor <iant@google.com>
1935 * i386.cc (class Target_i386): Change return type of plt_section
1937 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1938 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1939 tls_desc_rel_ field.
1940 (Output_data_plt_i386::rel_tls_desc): New function.
1941 (Target_i386::rel_tls_desc_section): New function.
1942 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1943 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1944 R_386_TLS_DESC reloc in rel_tls_desc_section.
1945 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1946 Define struct Tlsdesc_info.
1947 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1948 (Target_x86_64::do_reloc_symbol_index): New function.
1949 (Target_x86_64::add_tlsdesc_info): New function.
1950 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1951 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1953 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1955 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1956 (Target_x86_64::rela_tlsdesc_section): New function.
1957 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1959 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1960 (Target_x86_64::do_reloc_addend): New function.
1961 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1962 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1963 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1964 (Output_reloc::type): New function.
1965 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1966 (Output_reloc::is_target_specific): New function.
1967 (Output_reloc::target_arg): New function.
1968 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1969 absolute relocs and target specific relocs.
1970 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1971 add_target_specific.
1972 (class Output_data_reloc) [SHT_RELA]: Likewise.
1973 * output.cc (Output_reloc::Output_reloc): Add four new versions
1974 for absolute relocs and target specific relocs.
1975 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1976 (Output_reloc::get_symbol_index): Likewise.
1977 (Output_reloc::local_section_offset): Check that local_sym_index_
1978 is not TARGET_CODE or 0.
1979 (Output_reloc::symbol_value): Likewise.
1980 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1982 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1983 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1985 * layout.cc (add_target_dynamic_tags): Use output section for
1986 DT_PLTRELSZ and DT_JMPREL.
1988 2010-01-07 Ian Lance Taylor <iant@google.com>
1991 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1993 (class Output_data_reloc_generic): Define.
1994 (class Output_data_reloc_base): Change base class to
1995 Output_data_reloc_generic. Change add() method to call
1996 bump_relative_reloc_count for a relative reloc. Remove
1998 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2000 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2001 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2003 * layout.h (class Layout): Update declaration.
2005 2010-01-07 Ian Lance Taylor <iant@google.com>
2007 * output.h (class Output_data): Add const version of
2008 output_section and do_output_section.
2009 (class Output_section_data): Add const version of
2011 (class Output_section): Likewise.
2012 * layout.cc (Layout::add_target_dynamic_tags): New function.
2013 * layout.h (class Layout): Update declarations.
2014 * arm.cc (Target_arm::do_finalize_sections): Use
2015 add_target_dynamic_tags.
2016 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2017 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2018 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2019 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2021 2010-01-07 Ian Lance Taylor <iant@google.com>
2024 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2027 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2028 Ian Lance Taylor <iant@google.com>
2031 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2032 Xindex::read_symtab_xindex.
2034 2010-01-07 Doug Kwan <dougkwan@google.com>
2036 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2037 (Insn_template::thumb16_bcond_insn): New method declaration.
2038 (Insn_template): Fix spelling.
2039 (Stub::thumb16_special): New method declaration.
2040 (Stub::do_write): Define virtual method which was previously pure
2042 (Stub::do_thumb16_special): New method declaration.
2043 (Stub::do_fixed_endian_write): New template member.
2044 (Reloc_stub::do_write): Remove.
2045 (Reloc_stub::do_fixed_endian_write): Remove.
2046 (Cortex_a8_stub): New class definition.
2047 (Stub_factory::make_cortex_a8_stub): New method definition.
2048 (Stub_factory::Stub_factory): Add missing static storage class
2049 qualifier for elf32_arm_stub_a8_veneer_blx.
2051 2010-01-07 Ian Lance Taylor <iant@google.com>
2054 * options.h (class General_options): Add --warn-unresolved-symbols
2055 and --error-unresolved-symbols.
2056 * errors.cc (Errors::undefined_symbol): Implement
2057 --warn-unresolved-symbols.
2059 * options.h (class General_options): Add -z text and -z textoff.
2060 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2062 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2064 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2065 (Garbage_collection::cident_sections): New function.
2066 (Garbage_collection::add_cident_section): New function.
2067 (Garbage_collection::cident_sections_): New member.
2068 (gc_process_relocs): Add references to sections whose names are C
2070 * gold.h (cident_section_start_prefix): New constant.
2071 (cident_section_stop_prefix): New constant.
2072 (is_cident): New function.
2073 * layout.cc (Layout::define_section_symbols): Replace string constants
2074 with the newly defined constants.
2075 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2077 * testsuite/Makefile.am: Add gc_orphan_section_test.
2078 * testsuite/Makefile.in: Regenerate.
2079 * testsuite/gc_orphan_section_test.cc: New file.
2080 * testsuite/gc_orphan_section_test.sh: New file.
2082 2010-01-06 Ian Lance Taylor <iant@google.com>
2085 * options.h (class General_options): Add --warn-shared-textrel.
2086 * layout.cc (Layout::finish_dynamic_section): Implement
2087 --warn-shared-textrel.
2090 * options.h (class General_options): Add --warn-multiple-gp.
2092 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2094 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2095 $(THREADSLIB) and $(LIBDL).
2096 * Makefile.in: Rebuild.
2098 2010-01-06 Ian Lance Taylor <iant@google.com>
2101 * options.cc (General_options::parse_section_start): New function.
2102 (General_options::section_start): New function.
2103 (General_options::General_options): Initialize all members.
2104 * options.h: Include <map>
2105 (class General_options): Add --section-start. Add section_starts_
2107 * layout.cc (Layout::attach_allocated_section_to_segment): If
2108 --section-start was used, set the address of the segment. Remove
2109 local sort_sections.
2110 (Layout::relaxation_loop_body): If the address of the load segment
2111 has been set by --section-start, don't use it.
2112 * output.h (Output_segment::update_flags_for_output_section): New
2114 * output.cc (Output_segment::add_output_section): Call
2115 update_flags_for_output_section.
2117 2010-01-05 Ian Lance Taylor <iant@google.com>
2120 * options.h (class General_options): Add --undefined-version.
2121 * script.cc (struct Version_expression): Add was_matched_by_symbol
2123 (Version_script_info::matched_symbol): New function.
2124 (Version_script_info::get_symbol_version_helper): Call
2126 (Version_script_info::check_unmatched_names): New function.
2127 * script.h (class Version_script_info): Update declarations.
2128 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2130 * options.h (class General_options): Use DEFINE_bool_alias for
2131 allow_multiple_definition.
2132 * resolve.cc (Symbol_table::should_override): Don't test
2133 allow_multiple_definition.
2136 * options.h (class General_options): Add --cref.
2137 * main.cc (main): Print cref table if --cref. Don't close mapfile
2138 until after printing cref table.
2139 * cref.cc: Include "symtab.h".
2140 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2141 (Cref_table_compare::operator()): New function.
2142 (Cref_inputs::gather_cref): New function.
2143 (filecol): New static const.
2144 (Cref_inputs::print_cref): New function.
2145 (Cref::print_cref): New function.
2146 * cref.h: Include <cstdio>.
2147 (class Cref): Update declarations.
2148 * mapfile.h (Mapfile::file): New function.
2149 * object.h (class Object): Define Symbols. Declare virtual
2150 do_get_global_symbols.
2151 (Object::get_global_symbols): New function.
2152 * object.cc (Input_objects::add_object): Pass object to cref_ if
2154 (Input_objects::archive_start): Likewise.
2155 (Input_objects::archive_stop): Likewise.
2156 (Input_objects::print_cref): New function.
2157 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2158 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2160 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2162 * plugin.h (class Sized_pluginobj): Update declarations.
2164 2010-01-05 Ian Lance Taylor <iant@google.com>
2166 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2167 to is_default_version. Rename insdef to insdefault.
2168 (Symbol_table::add_from_relobj): Rename def to is_default_version
2169 and local to is_forced_local.
2170 (Symbol_table::add_from_pluginobj): Likewise.
2171 (Symbol_table::add_from_dynobj): Likewise.
2172 (Symbol_table::define_special_symbol): Rename insdef to
2175 2010-01-04 Ian Lance Taylor <iant@google.com>
2178 * options.h (class General_options): Add
2179 --allow-multiple-definition and -z muldefs.
2180 * resolve.cc (Symbol_table::should_override): Don't warn about a
2181 multiple symbol definition if --allow-multiple-definition or -z
2185 * options.h (class General_options): Add --add-needed and
2186 --copy-dt-needed-entries. Tweak --as-needed help entry.
2187 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2188 error if --copy-dt-needed-entries aka --add-needed is used and
2189 would cause a change in behaviour.
2192 * options.h (class General_options): Add -G as a short version of
2193 --shared. Add no-op options -assert, -g, and -i.
2195 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2197 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2198 check for .text or .gnu.linkonce.t sections.
2199 * icf.cc (Icf::find_identical_sections): Ditto.
2200 Change the detection for mangled function name within the section
2202 * icf.h (is_section_foldable_candidate): New function.
2204 2009-12-30 Ian Lance Taylor <iant@google.com>
2207 * options.h (class General_options): Permit two dashes with
2208 --retain-symbols-file.
2210 2009-12-30 Ian Lance Taylor <iant@google.com>
2213 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2214 don't put the file header and segment headers in the text
2218 * common.cc (Sort_commons::operator()): Stabilize sort when both
2220 (Symbol_table::do_allocate_commons_list): When allocating common
2221 symbols, skip a symbol which is no longer common.
2222 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2223 an object before checking its type.
2224 * testsuite/common_test_2.c: New file.
2225 * testsuite/common_test_3.c: New file.
2226 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2227 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2228 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2229 (common_test_2_pic.o, common_test_2.so): New targets.
2230 (common_test_3_pic.o, common_test_3.so): New targets.
2231 * testsuite/Makefile.in: Rebuild.
2234 * script.cc (read_input_script): If we see a new SECTIONS clause,
2235 and we have added an input section, give an error.
2236 * layout.h (class Layout): Add have_added_input_section function.
2237 Add have_added_input_section_ field.
2238 * layout.cc (Layout::Layout): Initialize
2239 have_added_input_section_.
2240 (Layout::layout): Set have_added_input_section_.
2241 (Layout::layout_eh_frame): Likewise.
2243 2009-12-30 Ian Lance Taylor <iant@google.com>
2246 * options.h (class General_options): Add --sort-common option.
2247 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2248 * common.cc (Sort_common): Add sort_order parameter to
2249 constructor. Add sort_order_ field.
2250 (Sort_commons::operator): Check sort_order_.
2251 (Symbol_table::allocate_commons): Determine the sort order.
2252 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2254 (Symbol_table::do_allocate_commons_list): Likewise.
2256 2009-12-30 Ian Lance Taylor <iant@google.com>
2259 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2260 symbols from this object, don't change the visibility of an
2262 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2264 2009-12-30 Ian Lance Taylor <iant@google.com>
2267 * script.h (class Version_script_info): Define Language enum.
2268 Update declarations. Define Glob, Exact, and Lookup types. Add
2269 new fields globals_, locals_, and is_finalized_.
2270 * script.cc: Various formatting fixes.
2271 (class Parser_closure): Change language_stack_ from a vector of
2272 std::string to one of Version_script_info::Language. Adjust all
2274 (class Lazy_demangler): Remove.
2275 (struct Version_expression): Change language from std::string to
2276 Version_script_info::Language.
2277 (Version_script_info::Version_script_info): New function.
2278 (Version_script_info::~Version_script_info): Don't call clear.
2279 (Version_script_info::finalize): New function.
2280 (Version_script_info::build_lookup_tables): New function.
2281 (Version_script_info::build_expression_list_lookup): New
2283 (Version_script_info::get_symbol_version_helper): Rewrite to use
2285 (Version_script_info::print_expression_list): Adjust to use
2286 Version_script_info::Language.
2287 (script_push_lex_into_version_mode): Check that the version script
2288 has not been finalized.
2289 (version_script_push_lang): Change language string to
2290 Version_script_info::Language.
2291 * options.cc (Command_line::version_script): New function.
2292 * options.h (class General_options): Add finalize_dynamic_list
2293 function. Change version_script from declaration to definition.
2294 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2295 * testsuite/version_script.map: Remove duplicate def of foo.
2296 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2298 * testsuite/Makefile.in: Rebuild.
2300 2009-12-30 Ian Lance Taylor <iant@google.com>
2303 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2304 if the input symbol index is 0, make the output symbol index 0.
2306 2009-12-30 Ian Lance Taylor <iant@google.com>
2309 * options.h (class General_options): Add -x/--discard-all.
2310 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2311 --discard-all. If the local symbol needs a dynamic entry, check
2312 that before handling --discard-locals.
2314 2009-12-30 Ian Lance Taylor <iant@google.com>
2317 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2319 (Output_segment::add_output_section): Don't change the flags if
2323 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2324 GNU hash table if they need a dynamic value. Otherwise, don't add
2325 them if they are defined in a dynamic object or are forced local.
2327 2009-12-29 Ian Lance Taylor <iant@google.com>
2330 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2331 .gnu.hash table for a 32-bit target.
2334 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2335 regular and a dynamic object only needs a dynamic symbol table
2336 entry if it is externally visible.
2339 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2340 constructor. Add global_offset_table_ field.
2341 (Target_i386::got_section): Set global_offset_table_.
2342 (Target_i386::do_finalize_sections): Set global_offset_table_
2344 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2345 in constructor. Add global_offset_table_ field.
2346 (Target_x86_64::got_section): Set global_offset_table_.
2347 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2350 * layout.cc (Layout::Layout): Initialize increase_relro_.
2351 (Layout::get_output_section): Add is_relro, is_last_relro, and
2352 is_first_non_relro parameters. Change all callers.
2353 (Layout::choose_output_section): Likewise.
2354 (Layout::add_output_section_data): Likewise.
2355 (Layout::make_output_section): Likewise.
2356 (Layout::set_segment_offsets): Clear increase_relro when using a
2358 * layout.h (class Layout): Add increase_relro method. Add
2359 increase_relro_ field. Update declarations.
2360 * output.cc (Output_section::Output_section): Initialize
2361 is_last_relro_ and is_first_non_relro_.
2362 (Output_segment::add_output_section): Group relro sections is
2363 do_sort is true. Handle is_last_relro and is_first_non_relro.
2364 (Output_segment::maximum_alignment): Remove relro handling.
2365 (Output_segment::set_section_addresses): Add increase_relro
2366 parameter. Change all callers. Add initial alignment to align
2367 relro sections on separate page. Remove old relro handling.
2368 (Output_segment::set_section_list_addresses): Remove in_relro
2369 parameter. Change all callers.
2370 (Output_segment::set_offset): Add increase parameter. Change all
2371 callers. Remove old relro handling.
2372 * output.h (class Output_section): Add new methods: is_last_relro,
2373 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2374 Add is_last_relro_ and is_first_non_relro_ fields.
2375 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2376 Create separate .got.plt section. Call increase_relro.
2377 * x86_64.cc (Target_x86_64::got_section): Likewise.
2378 * testsuite/relro_script_test.t: Add .got.plt.
2381 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2382 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2383 (Layout::finalize): Call set_dynamic_symbol_size.
2384 (Layout::set_dynamic_symbol_size): New function.
2385 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2386 set_dynamic_symbol_size.
2389 * output.h (class Output_section): Add is_entsize_zero_ field.
2390 * output.cc (Output_section::Output_section): Initialize
2392 (Output_section::set_entsize): If two different entsizes are
2393 requested, force it to zero.
2394 (Output_section::add_input_section): Set flags for .debug_str
2395 before updating section flags. Set entsize.
2396 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2397 and SHF_STRING if all input sections have those flags.
2399 2009-12-29 Rafael Espindola <espindola@google.com>
2401 * main.cc (main): Fix the sys time reporting.
2402 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2405 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2407 * options.cc (General_options::parse_version): Allow -v to exit
2408 without an error if there is nothing to link.
2410 2009-12-29 Ian Lance Taylor <iant@google.com>
2412 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2413 using a version of gcc before 4.1.
2414 * configure: Rebuild.
2416 2009-12-28 Chris Demetriou <cgd@google.com>
2418 * attributes.cc (Output_attributes_section_data::do_write): Use
2419 std::vector::front rather than std::vector::data.
2421 2009-12-28 Ian Lance Taylor <iant@google.com>
2423 * symtab.h (class Symbol_table): Add enum Defined.
2424 * resolve.cc (Symbol_table::should_override): Add defined
2425 parameter. Change all callers. Test whether object is NULL
2426 before calling a method on it.
2427 (Symbol_table::report_resolve_problem): Add defined parameter.
2429 (Symbol_table::should_override_with_special): Likewise.
2430 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2431 parameter. Change all callers.
2432 (Symbol_table::do_define_in_output_data): Likewise.
2433 (Symbol_table::define_in_output_segment): Likewise.
2434 (Symbol_table::do_define_in_output_segment): Likewise.
2435 (Symbol_table::define_as_constant): Likewise.
2436 (Symbol_table::do_define_as_constant): Likewise.
2437 * script.h (class Symbol_assignment): Add is_defsym parameter to
2438 constructor; change all callers.
2439 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2440 parameter. Change all callers. Add is_defsym_ field.
2441 (class Parser_closure): Add parsing_defsym parameter to
2442 constructor; change all callers. Add parsing_defsym accessor
2443 function. Add parsing_defsym_ field.
2445 2009-12-28 Ian Lance Taylor <iant@google.com>
2447 * gold.cc (queue_middle_tasks): Fix formatting.
2448 * object.cc (Relobj::is_section_name_included): Likewise.
2450 2009-12-23 Ian Lance Taylor <iant@google.com>
2452 * i386.cc (Target_i386::do_calls_non_split): Recognize
2453 -fsplit-stack prologue for a function with a static chain.
2454 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2455 -fsplit-stack prologue when using %r11.
2457 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2459 * options.cc (General_options::parse_version): Make -v continue and do
2460 the link like GNU ld does.
2462 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2464 * Makefile.am (CCFILES): Add timer.cc.
2465 (HFILES): Add timer.h.
2466 * configure.ac: Check for sysconf and times.
2467 * main.cc: include timer.h.
2468 (main): Use Timer instead of get_run_time.
2471 * workqueue.cc: include timer.h.
2472 (Workqueue::find_and_run_task):
2473 Report user, sys and wall time.
2474 * Makefile.in: Regenerate.
2475 * config.in: Regenerate.
2476 * configure: Regenerate.
2478 2009-12-16 Doug Kwan <dougkwan@google.com>
2480 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2482 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2483 relaxed input sections.
2484 * output.cc (Output_section::find_relaxed_input_section): Change
2485 return type to Output_relaxed_input_section pointer. Adjust code
2486 for new type of relaxed_input_section_map_.
2487 * output.h (Output_section::find_relaxed_input_section): Change
2488 return type to Output_relaxed_input_section pointer.
2489 (Output_section::Output_relaxed_input_section_by_input_section_map):
2491 (Output_section::relaxed_input_section_map_): Change type to
2492 Output_section::Output_relaxed_input_section_by_input_section_map.
2493 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2496 2009-12-15 Ian Lance Taylor <iant@google.com>
2498 * layout.cc (Layout::create_shstrtab): Only write out after input
2499 sections if we are compressing debug sections.
2501 2009-12-15 Ian Lance Taylor <iant@google.com>
2503 * archive.cc (Archive::add_symbols): Only look up a symbol without
2504 a version if there is, in fact, a version.
2506 2009-12-14 Ian Lance Taylor <iant@google.com>
2508 Revert -Wshadow changes, all changes from:
2509 2009-12-11 Doug Kwan <dougkwan@google.com>
2510 2009-12-11 Nick Clifton <nickc@redhat.com>
2511 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2513 2009-12-11 Doug Kwan <dougkwan@google.com>
2515 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2517 * attributes.cc (Object_attribute::size): Ditto.
2518 (Attributes_section_data::size): Ditto.
2519 (Attributes_section_data::Attributes_section_data): Ditto.
2520 (Output_attributes_section_data::do_write): Ditto.
2521 * attributes.h (Object_attribute::set_type): Ditto.
2522 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2524 2009-12-11 Nick Clifton <nickc@redhat.com>
2526 * archive.cc: Fix shadowed variable warnings.
2528 * compressed_output.cc: Likewise.
2529 * compressed_output.h: Likewise.
2530 * configure: Likewise.
2531 * dwarf_reader.cc: Likewise.
2532 * dynobj.cc: Likewise.
2533 * dynobj.h: Likewise.
2534 * ehframe.cc: Likewise.
2535 * ehframe.h: Likewise.
2536 * errors.cc: Likewise.
2537 * expression.cc: Likewise.
2538 * fileread.cc: Likewise.
2539 * fileread.h: Likewise.
2540 * freebsd.h: Likewise.
2541 * i386.cc: Likewise.
2543 * incremental.h: Likewise.
2544 * layout.cc: Likewise.
2545 * layout.h: Likewise.
2546 * mapfile.cc: Likewise.
2547 * merge.cc: Likewise.
2548 * merge.h: Likewise.
2549 * object.cc: Likewise.
2550 * object.h: Likewise.
2551 * options.h: Likewise.
2552 * output.cc: Likewise.
2553 * output.h: Likewise.
2554 * parameters.cc: Likewise.
2555 * plugin.cc: Likewise.
2556 * powerpc.cc: Likewise.
2557 * reduced_debug_output.cc: Likewise.
2558 * reduced_debug_output.h: Likewise.
2559 * reloc.cc: Likewise.
2560 * reloc.h: Likewise.
2561 * resolve.cc: Likewise.
2562 * script-sections.cc: Likewise.
2563 * script.cc: Likewise.
2564 * script.h: Likewise.
2565 * sparc.cc: Likewise.
2566 * symtab.cc: Likewise.
2567 * symtab.h: Likewise.
2568 * target-select.cc: Likewise.
2569 * target-select.h: Likewise.
2570 * token.h: Likewise.
2571 * workqueue.cc: Likewise.
2572 * workqueue.h: Likewise.
2573 * x86_64.cc: Likewise.
2575 2009-12-10 Doug Kwan <dougkwan@google.com>
2577 * arm.cc (attributes.h): New include.
2578 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2579 (Arm_relobj::~Arm_relobj): Delete object pointed by
2580 attributes_section_data_.
2581 (Arm_relobj::attributes_section_data): New method definition.
2582 (Arm_relobj::attributes_section_data_): New data member declaration.
2583 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2584 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2585 attributes_section_data_.
2586 (Arm_dynobj::attributes_section_data): New method definition.
2587 (Arm_dynobj::attributes_section_data_): New data member declaration.
2588 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2589 initialization value of may_use_blx_ to false.
2590 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2591 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2592 object attributes to compute results instead of hard-coding.
2593 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2594 Target_arm::get_secondary_compatible_arch,
2595 Target_arm::set_secondary_compatible_arch
2596 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2597 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2598 New method declarations.
2599 (Target_arm::get_aeabi_object_attribute): New method definition.
2600 (Target_arm::attributes_section_data_): New data member declaration.
2601 (read_arm_attributes_section): New template definition.
2602 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2603 (Arm_dynobj::do_read_symbols): Ditto.
2604 (Target_arm::do_finalize_sections): Merge attributes sections from
2605 input. Check for BLX use after attributes section merging.
2606 Fix __exidx_start and __exidx_end visibility. Create an
2607 .ARM.attributes section if necessary.
2608 (Target_arm::get_secondary_compatible_arch,
2609 Target_arm::set_secondary_compatible_arch,
2610 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2611 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2612 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2613 New method definitions.
2615 2009-12-09 Ian Lance Taylor <iant@google.com>
2617 * plugin.cc (Plugin::load): Don't cast from void* to a function
2620 2009-12-09 Ian Lance Taylor <iant@google.com>
2622 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2625 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2627 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2628 Replace two_file_shared_1.so with two_file_shared_2.so.
2629 * testsuite/Makefile.in: Regenerated.
2631 2009-12-08 Doug Kwan <dougkwan@google.com>
2633 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2634 (HFILES): Add attributes.h and int_encoding.h.
2635 * Makefile.in: Regenerate.
2636 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2637 function definitions to int_encoding.cc
2638 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2639 prototypes to int_encoding.h
2640 * reduced_debug_output.cc (int_encoding.h): New include.
2641 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2642 function definitions to int_encoding.cc
2643 (insert_into_vector, read_from_pointer): Move template definitions to
2645 * attributes.cc: New file.
2646 * attributes.h: New file.
2647 * int_encoding.cc: New file.
2648 * int_encoding.h: New file.
2650 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2653 * incremental-dump.cc (dump_incremental_inputs): New.
2654 (main): Use dump_incremental_inputs.
2656 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2659 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2660 checking elfcpp::STT_FUNC.
2661 (Target_i386::Relocate::relocate): Likewise.
2662 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2664 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2665 symbols from shared libraries into normal FUNC symbols.
2667 * symtab.h (Symbol): Add is_func and use it.
2669 2009-12-05 Doug Kwan <dougkwan@google.com>
2671 * arm.cc (Target_arm::arm_info): Initialize new fields
2672 attributes_section and attributes_vendor.
2673 * i386.cc (Target_i386::i386_info): Same.
2674 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2675 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2676 fields attributes_section and attributes_vendor.
2677 * sparc.cc (Target_sparc::sparc_info): Same.
2678 * target.h (Target::attributes_section, Target::attributes_vendor,
2679 Target::is_attributes_section, Target::attribute_arg_type,
2680 Target::attributes_order): New method definitions.
2681 (Target::Target_info::attributes_section,
2682 Target::Target_info::attributes_vendor): New fields.
2683 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2684 virtual method definitions.
2685 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2686 attributes_section and attributes_vendor.
2687 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2689 2009-12-05 Doug Kwan <dougkwan@google.com>
2691 * arm.cc: Update comments about interworking and stub generation.
2692 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2693 considered as non-PIC.
2694 (Arm_relocate_functions::base_abs): Fix formatting.
2695 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2696 of function to use GOT entry address instead of offset.
2697 (Target_arm::Scan::global): Issue an error if a symbol would need a
2698 PLT does not get one because it is untyped. Remove code to create
2699 dynamic symbols for relative branches.
2700 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2701 takes unsigned integer instead of boolean.
2703 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2705 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2706 (two_file_test_LDADD): Likewise.
2707 (common_test_1_LDADD): Likewise.
2708 (exception_test_LDADD) Likewise.
2709 (weak_test_LDADD): Likewise.
2710 (many_sections_test_LDADD): Likewise.
2711 (initpri1_LDADD): Likewise.
2712 (script_test_1_LDADD): Likewise.
2713 (script_test_2_LDADD): Likewise.
2714 (justsyms_LDADD): Likewise.
2715 (binary_test_LDADD): Likewise.
2716 (large_LDADD): Likewise.
2717 * testsuite/Makefile.in: Regenerated.
2719 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2721 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2722 (Symbol_table::override_with_special): Likewise.
2723 (Symbol_table::add_from_object): Likewise.
2725 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2727 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2728 Don't set the data_offset twice.
2730 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2732 * testsuite/Makefile.in: Regenerate.
2734 2009-12-03 Doug Kwan <dougkwan@google.com>
2736 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2737 (Target_arm::do_finalize_sections): Add parameter for symbol table
2738 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2739 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2740 parameter for symbol table pointer.
2741 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2742 an additional parameter for a pointer to symbol table.
2743 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2744 parameter for a symbol table pointer.
2745 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2746 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2748 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2749 parameter for a symbol table pointer.
2751 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2753 * incremental.cc (Incremental_inputs_header)
2754 (Incremental_inputs_header_write, Incremental_inputs_entry)
2755 (Incremental_inputs_entry_write): Move ...
2756 * incremental.h (Incremental_inputs_header)
2757 (Incremental_inputs_header_write, Incremental_inputs_entry)
2758 (Incremental_inputs_entry_write): here.
2760 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2762 * incremental.cc (make_sized_incremental_binary): Set the target.
2763 Error if it is incompatible.
2764 * output.h (Output_file): Add filename method.
2766 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2768 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2769 from the get_* methods.
2771 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2773 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2774 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2775 Write 0 for the data_offset of scripts.
2777 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2779 * testsuite/Makefile.am: Add the incremental_test.sh test.
2780 * testsuite/incremental_test.sh: New.
2781 * testsuite/incremental_test_1.c: New.
2782 * testsuite/incremental_test_2.c: New.
2784 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2786 * incremental-dump.cc (main): Fix typos.
2788 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2791 * incremental-dump.cc (main): Use llu to print 64 bit values.
2793 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2794 H.J. Lu <hongjiu.lu@intel.com>
2796 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2798 (incremental_dump_LDADD): Likewise.
2799 * Makefile.in: Regenerated.
2801 2009-11-25 Doug Kwan <dougkwan@google.com>
2805 2009-11-25 Doug Kwan <dougkwan@google.com>
2807 * arm.cc (Target_arm::Target_arm): Move method definition
2808 outside of class definition. Add code to handle
2809 --target1-rel, --target1-abs and --target2= options.
2810 (Target_arm::get_reloc_reloc_type): Change method to be
2811 non-static and const.
2812 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2813 New data member declaration.
2814 (Target_arm::Scan::local, Target_arm::Scan::global,
2815 Target_arm::Relocate::relocate,
2816 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2817 Adjust call to Target_arm::get_real_reloc_type.
2818 (Target_arm::get_real_reloc_type): Use command line options
2819 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2820 * options.h (--target1-rel, --target1-abs, --target2): New
2823 2009-11-25 Doug Kwan <dougkwan@google.com>
2825 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2826 class definition. Add code to handle --target1-rel, --target1-abs
2827 and --target2= options.
2828 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2830 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2832 (Target_arm::Scan::local, Target_arm::Scan::global,
2833 Target_arm::Relocate::relocate,
2834 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2835 call to Target_arm::get_real_reloc_type.
2836 (Target_arm::get_real_reloc_type): Use command line options to
2837 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2838 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2841 2009-11-25 Doug Kwan <dougkwan@google.com>
2843 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2844 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2845 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2847 (Arm_relocate_functions::thm_call): Replace body with a call to
2848 Arm_relocate_functions::thumb_branch_common.
2849 (Arm_relocate_functions::thm_jump24,
2850 Arm_relocate_functions::thm_xpc22): New method definitions.
2851 (Arm_relocate_functions::thumb_branch_common): New method definition.
2852 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2854 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2855 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2857 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2859 * Makefile.am: Build incremental-dump
2860 * Makefile.in: Regenerate.
2861 * incremental-dump.cc: New.
2862 * incremental.cc (Incremental_inputs_header_data,
2863 Incremental_inputs_entry_data): Move to incremental.h
2864 * incremental.h: (Incremental_inputs_header_data,
2865 Incremental_inputs_entry_data): Move from incremental.cc
2867 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2869 * incremental.cc (Incremental_inputs_header,
2870 Incremental_inputs_header_write, Incremental_inputs_entry,
2871 Incremental_inputs_entry_write): Add a typedef with the data type.
2873 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2875 * incremental.cc (Incremental_inputs_header,
2876 Incremental_inputs_header_write, Incremental_inputs_entry,
2877 Incremental_inputs_entry_write): Update comment about which
2878 type has the filed descriptions.
2880 2009-11-15 Doug Kwan <dougkwan@google.com>
2882 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2883 (Arm_relocate_functions::arm_branch_common): Change method defintion
2884 in class definition to a method declaration and update list of formal
2886 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2887 Arm_relocation_functions::jump24): Adjust call to
2888 Arm_relocate_functions::arm_branch_common. Update list of formal
2890 (Arm_relocate_functions::xpc25): New method definition.
2891 (Arm_relocate_functions::arm_branch_common): Move method defintion
2892 out from class definition. Use stubs for mode-switching and extending
2894 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2895 specially. Change code to enable use of stubs in ARM branches.
2897 2009-11-10 Doug Kwan <dougkwan@google.com>
2899 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2900 in method declaration.
2901 (Target_arm::relocate_stub): New method declaration.
2902 (Target_arm::default_target): Change to return a pointer instead of
2904 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2905 Target_arm::default_target.
2906 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2908 (Target_arm::relocate_section): Adjust view.
2909 (Target_arm::relocate_stub): New method definition.
2911 2009-11-10 Doug Kwan <dougkwan@google.com>
2913 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2915 * incremental.cc (open_incremental_binary): Initialized local
2916 variables to avoid warnings.
2917 * object.cc (make_elf_object): Ditto.
2918 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2921 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2924 * testsuite/plugin_test.c: Include "config.h".
2926 2009-11-09 Doug Kwan <dougkwan@google.com>
2928 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2929 (arm_symbol_value): Remove.
2930 (Arm_relocate_functions::arm_branch_common,
2931 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2932 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2933 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2934 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2935 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2936 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2937 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2938 Arm_relocate_functions::thm_mobw_abs_nc,
2939 Arm_relocate_functions::thm_mov_abs,
2940 Arm_relocate_functions::movw_prel_nc,
2941 Arm_relocate_functions::thm_movt_abs,
2942 Arm_relocate_functions::movt_prel,
2943 Arm_relocate_functions::thm_movw_prel_nc,
2944 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2945 (Target_arm::Relocate::relocate): Only decompose address into two
2946 parts if relocation type uses the thumb-bit and pass the actual
2947 bit instead of a flag indicating that the thumb-bit is used. Adjust
2948 calls to methods in Arm_relocate_functions for this change.
2950 2009-11-08 Ian Lance Taylor <iant@google.com>
2953 * reloc.cc: Instantiate
2954 Sized_relobj::initialize_input_to_output_maps and
2955 Sized_relobj:free_input_to_output_maps.
2957 2009-11-06 Ian Lance Taylor <iant@google.com>
2960 * defstd.cc (in_segment): Set only_if_ref true for "end".
2962 2009-11-06 Doug Kwan <dougkwan@google.com>
2964 * arm.cc (class Reloc_stub): Correct a comment.
2965 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2966 (Target_arm::scan_section_for_stubs): New method declaration.
2967 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2968 Change methods from private to protected.
2969 (Target_arm::do_may_relax): New method definition.
2970 (Target_arm::do_relax, Target_arm::group_sections,
2971 Target_arm::scan_reloc_for_stub,
2972 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2973 (Target_arm::arm_input_section_map_): New data member declaration.
2974 (Target_arm::scan_reloc_for_stub,
2975 Target_arm::scan_reloc_section_for_stubs,
2976 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2977 Target_arm::do_relax): New method definitions.
2979 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2981 * configure.ac: Check for (struct stat)::st_mtim
2982 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2983 * config.in: Regenerate.
2984 * configure: Regenerate.
2986 2009-11-05 Ian Lance Taylor <iant@google.com>
2989 * output.cc (Output_segment::add_output_section): Add missing
2992 2009-11-04 Ian Lance Taylor <iant@google.com>
2995 * object.h (class Object): Add is_needed and set_is_needed
2996 methods. Add is_needed_ field. Make bool fields into bitfields.
2997 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2998 defined in a dynamic object and referenced by a regular object,
2999 set is_needed for the dynamic object.
3000 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3001 if the file is marked with as_needed and it is not needed.
3003 2009-11-04 Ian Lance Taylor <iant@google.com>
3006 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3007 tags if data is discarded by linker script.
3008 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3009 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3010 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3011 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3013 2009-11-04 Ian Lance Taylor <iant@google.com>
3015 * layout.cc (Layout::get_output_section): Add is_interp and
3016 is_dynamic_linker_section parameters. Change all callers.
3017 (Layout::choose_output_section): Likewise.
3018 (Layout::make_output_section): Likewise.
3019 (Layout::add_output_section_data): Add is_dynamic_linker_section
3020 parameter. Change all callers.
3021 * layout.h (class Layout): Update declarations.
3022 * output.h (class Output_section): Add is_interp, set_is_interp,
3023 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3024 Add is_interp_, is_dynamic_linker_section_ fields. Change
3025 generate_code_fills_at_write_ to a bitfield.
3026 * output.cc (Output_section::Output_sections): Initialize new
3028 (Output_segment::add_output_section): Add do_sort parameter.
3031 2009-11-03 Ian Lance Taylor <iant@google.com>
3034 * options.h (class General_options): Add --warn-common.
3035 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3036 merging two common symbols.
3037 (Symbol_table::should_override): Handle --warn-common when merging
3038 a common symbol with a defined symbol. Use report_resolve_problem
3039 for multiple definitions.
3040 (Symbol_table::report_resolve_problem): New function.
3041 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3043 2009-11-03 Doug Kwan <dougkwan@google.com>
3045 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3047 (Target_arm::stub_factory): New method definition.
3048 (Target_arm::new_arm_input_section,
3049 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3050 Target_arm::reloc_uses_thumb_bit): New method declarations.
3051 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3052 New type definitions.
3053 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3054 member declarations.
3055 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3056 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3057 New method definitions.
3059 2009-11-03 Ian Lance Taylor <iant@google.com>
3061 * options.h (class General_options): Add --warn_constructors.
3063 2009-11-03 Ian Lance Taylor <iant@google.com>
3066 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3067 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3069 2009-11-03 Ian Lance Taylor <iant@google.com>
3072 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3073 --msgid-bugs-address.
3074 (install-pdf): New target.
3075 (install-data_yes): Look up one directory to find mkinstalldirs.
3077 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3079 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3082 2009-10-30 Doug Kwan <dougkwan@google.com>
3084 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3086 2009-10-30 Doug Kwan <dougkwan@google.com>
3088 * arm.cc (Stub_addend_reader): New struct template definition
3089 and partial specializations.
3090 (Stub_addend_reader::operator()): New method definition for a
3091 partially specialized template.
3093 2009-10-30 Doug Kwan <dougkwan@google.com>
3095 * arm.cc (Arm_relobj::processor_specific_flags): New method
3097 (Arm_relobj::do_read_symbols): New method declaration.
3098 (Arm_relobj::processor_specific_flags_): New data member declaration.
3099 (Arm_dynobj): New class definition.
3100 (Target_arm::do_finalize_sections): Add input_objects parameter.
3101 (Target_arm::do_adjust_elf_header): New method declaration.
3102 (Target_arm::are_eabi_versions_compatible,
3103 (Target_arm::merge_processor_specific_flags): New method declaration.
3104 (Target_arm::do_make_elf_object): New overloaded method definitions
3106 (Arm_relobj::do_read_symbols): New method definition.
3107 (Arm_dynobj::do_read_symbols): Ditto.
3108 (Target_arm::do_finalize_sections): Add input_objects parameters.
3109 Merge processor-specific flags from all input objects.
3110 (Target_arm::are_eabi_versions_compatible,
3111 Target_arm::merge_processor_specific_flags,
3112 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3113 New method definitions.
3114 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3115 Input_objects pointer type parameter.
3116 * layout.cc (Layout::finalize): Pass input objects to target's.
3117 finalize_sections function.
3118 * output.cc (Output_file_header::do_sized_write): Set ELF file
3119 header's processor-specific flags.
3120 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3121 Input_objects pointer type parameter.
3122 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3123 * target.h (Input_objects): New forward class declaration.
3124 (Target::processor_specific_flags,
3125 Target::are_processor_specific_flags_sect): New method definitions.
3126 (Target::finalize_sections): Add input_objects parameter.
3127 (Target::Target): Initialize processor_specific_flags_ and
3128 are_processor_specific_flags_set_.
3129 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3131 (Target::set_processor_specific_flags): New method definition.
3132 (Target::processor_specific_flags_,
3133 Target::are_processor_specific_flags_set_): New data member
3135 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3136 Input_objects pointer type parameter.
3138 2009-10-30 Doug Kwan <dougkwan@google.com>
3140 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3142 2009-10-28 Ian Lance Taylor <iant@google.com>
3144 * object.h (class Relobj): Drop options parameter from
3145 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3146 do_scan_relocs, do_relocate. Change all callers.
3147 (class Sized_relobj): Drop options parameters from
3148 do_gc_process_relocs, do_scan_relocs, do_relocate,
3149 do_relocate_sections, relocate_sections, emit_relocs_scan,
3150 emit_relocs_scan_reltype. Change all callers.
3151 (struct Relocate_info): Remove options field and all references to
3153 * reloc.h (class Read_relocs): Remove options constructor
3154 parameter and options_ field. Change all callers.
3155 (class Gc_process_relocs, class Scan_relocs): Likewise.
3156 (class Relocate_task): Likewise.
3157 * target-reloc.h (scan_relocs): Remove options parameter. Change
3159 (scan_relocatable_relocs): Likewise.
3160 * target.h (class Sized_target): Remove options parameter from
3161 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3163 * gc.h (gc_process_relocs): Remove options parameter. Change all
3165 * arm.cc: Update functions to remove options parameters.
3166 * i386.cc: Likewise.
3167 * powerpc.cc: Likewise.
3168 * sparc.cc: Likewise.
3169 * x86_64.cc: Likewise.
3170 * testsuite/testfile.cc: Likewise.
3172 2009-10-28 Doug Kwan <dougkwan@google.com>
3174 * arm.cc (Arm_relobj): New class definition.
3175 (Arm_relobj::scan_sections_for_stubs,
3176 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3177 New method definitions.
3179 2009-10-28 Cary Coutant <ccoutant@google.com>
3181 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3182 (Plugin::cleanup_done_): New member.
3183 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3184 (Plugin_manager::cleanup_done_): Remove.
3185 (Plugin_manager::add_input_file): Edit error message.
3186 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3187 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3189 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3191 * fileread.cc: (File_read::View::~View): Use the new
3192 data_ownership_ filed.
3193 (File_read::~File_read): Dispose the new whole_file_view_.
3194 (File_read::open): Mmap the whole file if needed.
3195 (File_read::open): Use whole_file_view_ instead of contents_.
3196 (File_read::find_view): Use whole_file_view_ if applicable.
3197 (File_read::do_read): Use whole_file_view_ instead of contents_.
3198 (File_read::make_view): Use whole_file_view_ instead of contents_,
3199 update File_read::View::View call.
3200 (File_read::find_or_make_view): Update File_read::View::View
3202 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3204 (File_read::View::Data_ownership): New enum.
3205 (File_read::View::View): Replace bool mapped_ with Data_ownership
3207 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3208 (File_read::View::data_ownership_): New field.
3209 (File_read::contents_): Remove (replaced by whole_file_view_).
3210 (File_read::whole_file_view_): New field.
3211 * options.h (class General_options): Add --keep-files-mapped.
3213 2009-10-27 Cary Coutant <ccoutant@google.com>
3215 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3216 * testsuite/Makefile.am (plugin_test_5): New test case.
3217 * testsuite/Makefile.in: Regenerate.
3219 2009-10-25 Doug Kwan <dougkwan@google.com>
3221 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3222 from private to protected to allow access by child class.
3223 (Sized_relobj::do_relocate_sections): New method declaration.
3224 (Sized_relobj::relocate_sections): Virtualize.
3225 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3226 Sized_relobj::relocate_sections. Instantiate template explicitly
3227 for different target sizes and endianity.
3229 2009-10-24 Doug Kwan <dougkwan@google.com>
3231 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3232 (Arm_input_section::as_arm_input_section): New method.
3233 (Arm_output_section): New class definition.
3234 (Arm_output_section::create_stub_group,
3235 Arm_output_section::group_sections): New method definitions.
3237 2009-10-22 Doug Kwan <dougkwan@google.com>
3239 * arm.cc (Arm_input_section): New class definition.
3240 (Arm_input_section::init, Arm_input_section:do_write,
3241 Arm_input_section::set_final_data_size,
3242 Arm_input_section::do_reset_address_and_file_offset): New method
3245 2009-10-21 Doug Kwan <dougkwan@google.com>
3247 * arm.cc (Stub_table, Arm_input_section): New forward class
3249 (Stub_table): New class defintion.
3250 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3251 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3252 New method definition.
3254 2009-10-21 Doug Kwan <dougkwan@google.com>
3256 * arm.cc: Update copyright comments.
3257 (Target_arm): New forward class template declaration.
3258 (Arm_address): New type.
3259 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3260 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3261 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3263 (Insn_template): Same.
3264 (DEF_STUBS): New macro.
3265 (Stub_type): New enum type.
3266 (Stub_template): New class definition.
3269 (Stub_factory): Same.
3270 (Target_arm::Target_arm): Initialize may_use_blx_ and
3271 should_force_pic_veneer_.
3272 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3273 Target_arm::should_force_pic_veneer,
3274 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3275 Target_arm::using_thumb_only, Target_arm:;default_target): New
3277 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3278 New data member declarations.
3279 (Insn_template::size, Insn_template::alignment): New method defintions.
3280 (Stub_template::Stub_template): New method definition.
3281 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3282 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3283 (Stub_factory::Stub_factory): New method definition.
3284 * gold.h (string_hash): New template.
3285 * output.h (Input_section_specifier::hash_value): Use
3287 (Input_section_specifier::string_hash): Remove.
3288 * stringpool.cc (Stringpool_template::string_hash): Use
3291 2009-10-20 Doug Kwan <dougkwan@google.com>
3293 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3294 symbols of relaxed input sections.
3295 * output.h (Output_section::find_relaxed_input_section): Make
3298 2009-10-16 Doug Kwan <dougkwan@google.com>
3300 * dynobj.cc (Versions::Versions): Initialize version_script_.
3301 Only insert base version symbol definition for a shared object
3302 if version script defines any version versions.
3303 (Versions::define_base_version): New method definition.
3304 (Versions::add_def): Check that base version is not needed.
3305 (Versions::add_need): Define base version lazily.
3306 * dynobj.h (Versions::define_base_version): New method declaration.
3307 (Versions::needs_base_version_): New data member declaration.
3308 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3309 (check_DATA): Add no_version_test.stdout.
3310 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3312 * testsuite/Makefile.in: Regenerate.
3313 * testsuite/no_version_test.c: New file.
3314 * testsuite/no_version_test.sh: Ditto.
3316 2009-10-16 Doug Kwan <dougkwan@google.com>
3318 * expression.cc (class Segment_start_expression): New class definition.
3319 (Segment_start_expression::value): New method definition.
3320 (script_exp_function_segment_start): Return a new
3321 Segment_start_expression.
3322 * gold/script-c.h (script_saw_segment_start_expression): New function
3324 * script-sections.cc (Script_sections::Script_sections): Initialize
3325 SAW_SEGMENT_START_EXPRESSION_ to false.
3326 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3327 and -Tbbs options to specify section addresses if given in
3328 command line and no SEGMENT_START expression is seen in a script.
3329 * script-sections.h (Script_sections::saw_segment_start_expression,
3330 Script_sections::set_saw_segment_start_expression): New method
3332 (Script_sections::saw_segment_start_expression_): New data member
3334 * script.cc (script_saw_segment_start_expression): New function.
3335 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3336 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3337 script_test_7.sh and script_test_8.sh.
3338 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3339 script_test_8.stdout.
3340 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3341 (script_test_6, script_test_6.stdout, script_test_7,
3342 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3343 * Makefile.in: Regenerate.
3344 * testsuite/script_test_6.sh: New file.
3345 * testsuite/script_test_6.t: Same.
3346 * testsuite/script_test_7.sh: Same.
3347 * testsuite/script_test_7.t: Same.
3348 * testsuite/script_test_8.sh: Same.
3350 2009-10-16 Doug Kwan <dougkwan@google.com>
3352 * output.cc (Output_segment::set_section_list_address): Cast
3353 expressions to unsigned long long type to avoid format warnings.
3355 2009-10-15 Ian Lance Taylor <iant@google.com>
3357 * script.cc (Script_options::add_symbol_assignment): Always add a
3358 dot assignment to script_sections_.
3359 * script-sections.cc (Script_sections::add_dot_assignment):
3360 Initialize if necessary.
3362 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3363 program headers with no load segment if there is a linker script.
3365 * layout.cc (Layout::set_segment_offsets): Align the file offset
3366 to the segment aligment for -N or -n with no load segment.
3367 * output.cc (Output_segment::add_output_section): Don't crash if
3368 the first section is a TLS section.
3369 (Output_segment::set_section_list_addresses): Print an error
3370 message if the address moves backward in a linker script.
3371 * script-sections.cc
3372 (Output_section_element_input::set_section_addresses): Don't
3373 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3374 (Orphan_output_section::set_section_addresses): Likewise.
3376 2009-10-15 Doug Kwan <dougkwan@google.com>
3378 * layout.cc (Layout::finish_dynamic_section): Generate tags
3379 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3380 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3381 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3383 2009-10-14 Ian Lance Taylor <iant@google.com>
3385 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3387 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3388 data_shdr fields of relinfo.
3389 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3390 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3391 R_386_TLS_LDO_32, adjust based on section flags.
3392 (Target_i386::Relocate::fix_up_ldo): Remove.
3394 2009-10-13 Ian Lance Taylor <iant@google.com>
3396 Add support for -pie.
3397 * options.h (class General_options): Add -pie and
3399 (General_options::output_is_position_independent): Test -pie.
3400 (General_options::output_is_executable): Return true if not shared
3401 and not relocatable.
3402 (General_options::output_is_pie): Remove.
3403 * options.cc (General_options::finalize): Reject incompatible uses
3405 * gold.cc (queue_middle_tasks): A -pie link is not static.
3406 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3407 * symtab.cc (Symbol::final_value_is_known): Return false if
3408 output_is_position_independent.
3409 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3410 output_is_position_independent.
3411 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3412 output_is_position_independent.
3413 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3414 output_is_position_independent.
3415 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3417 (basic_pie_test.o, basic_pie_test): New targets.
3418 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3419 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3420 (two_file_pie_test): New target.
3421 * testsuite/Makefile.in: Rebuild.
3422 * README: Remove note saying that -pie is not supported.
3424 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3426 * options.h (class General_options): Add -init and -fini.
3427 * layout.cc (Layout::finish_dynamic_section): Emit
3428 given init and fini functions.
3430 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3432 * gc.h (gc_process_relocs): Check if icf is enabled using new
3434 * gold.cc (queue_initial_tasks): Likewise.
3435 (queue_middle_tasks): Likewise.
3436 * object.cc (do_layout): Likewise.
3437 * symtab.cc (is_section_folded): Likewise.
3438 * main.cc (main): Likewise.
3439 * reloc.cc (Read_relocs::run): Likewise.
3440 (Sized_relobj::do_scan_relocs): Likewise.
3441 * icf.cc (is_function_ctor_or_dtor): New function.
3442 (Icf::find_identical_sections): Check if function is ctor or dtor when
3444 * options.h (General_options::icf): Change option to be an enum.
3445 (Icf_status): New enum.
3446 (icf_enabled): New method.
3447 (icf_safe_folding): New method.
3448 (set_icf_status): New method.
3449 (icf_status_): New variable.
3450 * (options.cc) (General_options::finalize): Set icf_status_.
3451 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3452 icf_test and icf_keep_unique_test to use the --icf enum flag.
3453 * testsuite/icf_safe_test.sh: New file.
3454 * testsuite/icf_safe_test.cc: New file.
3456 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3458 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3459 includes to gc.h and icf.h.
3460 * arm.cc: Include gc.h.
3461 * gold.cc: Likewise.
3462 * i386.cc: Likewise.
3463 * powerpc.cc: Likewise.
3464 * sparc.cc: Likewise.
3465 * x86_64.cc: Likewise.
3466 * gc.h: Include icf.h.
3468 2009-10-11 Ian Lance Taylor <iant@google.com>
3470 * plugin.cc: Include "gold.h" before other header files.
3472 2009-10-10 Chris Demetriou <cgd@google.com>
3474 * options.h (Input_file_argument::Input_file_type): New enum.
3475 (Input_file_argument::is_lib_): Replace with...
3476 (Input_file_argument::type_): New member.
3477 (Input_file_argument::Input_file_argument): Take Input_file_type
3478 'type' rather than boolean 'is_lib' as second argument.
3479 (Input_file_argument::is_lib): Use type_.
3480 (Input_file_argument::is_searched_file): New function.
3481 (Input_file_argument::may_need_search): Handle is_searched_file.
3482 * options.cc (General_options::parse_library): Support -l:filename.
3483 (General_options::parse_just_symbols): Update for Input_file_argument
3485 (Command_line::process): Likewise.
3486 * archive.cc (Archive::get_file_and_offset): Likewise.
3487 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3488 * script.cc (read_script_file, script_add_file): Likewise.
3489 * fileread.cc (Input_file::Input_file): Likewise.
3490 (Input_file::will_search_for): Handle is_searched_file.
3491 (Input_file::open): Likewise.
3492 * readsyms.cc (Read_symbols::get_name): Likewise.
3493 * testsuite/Makefile.am (searched_file_test): New test.
3494 * testsuite/Makefile.in: Regenerate.
3495 * testsuite/searched_file_test.cc: New file.
3496 * testsuite/searched_file_test_lib.cc: New file.
3498 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3499 Ian Lance Taylor <iant@google.com>
3501 * descriptor.cc: Include <cstdio> and "binary-io.h".
3502 (Descriptors::open): Open the files in binary mode always.
3503 * script.cc (Lex::get_token): Treat \r as whitespace.
3505 2009-10-09 Ian Lance Taylor <iant@google.com>
3507 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3509 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3510 Ian Lance Taylor <iant@google.com>
3512 * configure.ac: Check for readv function also.
3513 * fileread.cc (readv): Define if not HAVE_READV.
3514 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3516 * config.in: Regenerate.
3517 * configure: Regenerate.
3519 2009-10-09 Doug Kwan <dougkwan@google.com>
3521 * layout.cc (Layout::make_output_section): Call target hook to make
3522 ordinary output section.
3523 (Layout::finalize): Adjust parameter list of call the
3524 Target::may_relax().
3525 * layout.h (class Layout::section_list): New method.
3526 * merge.h (Output_merge_base::entsize): Change visibility to public.
3527 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3529 (Output_merge_string::do_is_string): New method.
3530 * object.cc (Sized_relobj::do_setup): renamed from
3531 Sized_relobj::set_up.
3532 * object.h (Sized_relobj::adjust_shndx,
3533 Sized_relobj::initializ_input_to_output_maps,
3534 Sized_relobj::free_input_to_output_maps): Change visibilities to
3536 (Sized_relobj::setup): Virtualize.
3537 (Sized_relobj::do_setup): New method declaration.
3538 (Sized_relobj::invalidate_section_offset,
3539 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3540 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3541 * options.cc (parse_int): New function.
3542 * options.h (parse_int): New declaration.
3543 (DEFINE_int): New macro.
3544 (stub_group_size): New option.
3545 * output.cc (Output_section::Output_section): Initialize memebers
3546 merge_section_map_, merge_section_by_properties_map_,
3547 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3548 (Output_section::add_input_section): Handled deferred code-fill
3549 generation and remove an old comment.
3550 (Output_section::add_relaxed_input_section): New method definition.
3551 (Output_section::add_merge_input_section): Use merge section by
3552 properties map to speed to search. Update merge section maps
3554 (Output_section::build_relaxation_map): New method definition.
3555 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3557 (Output_section::relax_input_section): Renamed to
3558 Output_section::convert_input_sections_to_relaxed_sections and change
3559 interface to take a vector of pointers to relaxed sections.
3560 (Output_section::find_merge_section,
3561 Output_section::find_relaxed_input_section): New method definitions.
3562 (Output_section::is_input_address_mapped,
3563 Output_section::output_offset, Output_section::output_address):
3564 Use output section data maps to speed up searching.
3565 (Output_section::find_starting_output_address): Add comments.
3566 (Output_section::do_write,
3567 Output_section::write_to_postprocessing_buffer): Do code-fill
3568 generation as appropriate.
3569 (Output_section::get_input_sections): Invalidate relaxed input section
3571 (Output_section::restore_states): Adjust type of checkpoint .
3572 Invalidate relaxed input section map.
3573 * output.h (Output_merge_base): New class declaration.
3574 (Input_section_specifier): New class defintion.
3575 (class Output_relaxed_input_section) Change base class to
3576 Output_section_data_build.
3577 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3578 base class initializer.
3579 (Output_section::add_relaxed_input_section): New method declaration.
3580 (Output_section::Input_section): Change visibility to protected.
3581 (Output_section::Input_section::relobj,
3582 Output_section::Input_section::shndx): Handle relaxed input sections.
3583 Output_section::input_sections) Change visibility to protected. Also
3584 define overload to return a non-const pointer.
3585 (Output_section::Merge_section_properties): New class defintion.
3586 (Output_section::Merge_section_by_properties_map,
3587 Output_section::Output_section_data_by_input_section_map,
3588 Output_section::Relaxation_map): New types.
3589 (Output_section::relax_input_section): Rename method to
3590 Output_section::convert_input_sections_to_relaxed_sections and change
3591 interface to take a vector of relaxed section pointers.
3592 (Output_section::find_merge_section,
3593 Output_section::find_relaxed_input_section,
3594 Output_section::build_relaxation_map,
3595 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3596 New method declarations.
3597 (Output_section::merge_section_map_
3598 Output_section::merge_section_by_properties_map_,
3599 Output_section::relaxed_input_section_map_,
3600 Output_section::is_relaxed_input_section_map_valid_,
3601 Output_section::generate_code_fills_at_write_): New data members.
3602 * script-sections.cc
3603 (Output_section_element_input::set_section_addresses): Call
3604 current_data_size and addralign methods of relaxed input sections.
3605 (Orphan_output_section::set_section_addresses): Call current_data_size
3606 and addralign methods of relaxed input sections.
3607 * symtab.cc (Symbol_table::compute_final_value): Extract template
3608 from the body of Symbol_table::sized_finalize_symbol.
3609 (Symbol_table::sized_finalized_symbol): Call
3610 Symbol_table::compute_final_value.
3611 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3612 (Symbol_table::compute_final_value): New templated method declaration.
3613 * target.cc (Target::do_make_output_section): New method defintion.
3614 * target.h (Target::make_output_section): New method declaration.
3615 (Target::relax): Add more parameters for input objects, symbol table
3616 and layout. Adjust call to do_relax.
3617 (Target::do_make_output_section): New method declaration.
3618 (Target::do_relax): Add parameters for input objects, symbol table
3621 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3623 * pread.c: Include stdio.h.
3625 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3627 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3630 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3632 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3633 Change read_shndx type to unsigned int.
3634 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3636 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3637 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3638 Change read_shndx type to unsigned int.
3639 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3641 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3642 * layout.cc (Layout::create_symtab_sections): Cast the result of
3643 local_symcount * symsize to off_t in the gold_assert.
3645 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3647 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3648 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3650 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3651 (Arm_relocate_functions::thm_abs5): New function.
3652 (Arm_relocate_functions::abs12): New function.
3653 (Arm_relocate_functions::abs16): New function.
3654 (Arm_relocate_functions::base_abs): New function.
3655 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3656 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3657 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3659 (Scan::global): Likewise.
3660 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3661 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3662 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3663 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3666 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3668 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3669 (Arm_relocate_functions::movt_prel): New function.
3670 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3671 (Arm_relocate_functions::thm_movt_prel): New function.
3672 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3673 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3674 (Scan::global, Relocate::relocate): Likewise.
3675 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3677 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3679 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3680 Incremental_checker.
3681 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3683 (class Incremental_inputs_header): New class.
3684 (Incremental_inputs_header_writer): Edit comment.
3685 (Incremental_inputs_entry): New class.
3686 (Incremental_inputs_entry_writer): Edit comment.
3687 (Sized_incremental_binary::do_find_incremental_inputs_section):
3688 Add *strtab_shndx parameter, fill it.
3689 (Sized_incremental_binary::do_check_inputs): New method.
3690 (Incremental_checker::can_incrementally_link_output_file): Use
3691 Sized_incremental_binary::check_inputs.
3692 (Incremental_inputs::report_command_line): Save command line in
3695 (Incremental_binary::find_incremental_inputs_section): New
3697 (Incremental_binary::do_find_incremental_inputs_section): Add
3698 strtab_shndx parameter.
3699 (Incremental_binary::do_check_inputs): New pure virtual method.
3700 (Sized_incremental_binary::do_check_inputs): Declare.
3701 (Incremental_checker::Incremental_checker): Add incremental_inputs
3702 parameter, use it to initialize incremental_inputs_.
3703 (Incremental_checker::incremental_inputs_): New field.
3704 (Incremental_checker::command_line): New method.
3705 (Incremental_checker::inputs): New method.
3706 (Incremental_checker::command_line_): New field.
3708 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3710 * incremental.cc: Include <cstdarg> and "target-select.h".
3711 (vexplain_no_incremental): New function.
3712 (explain_no_incremental): New function.
3713 (Incremental_binary::error): New method.
3714 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3716 (make_sized_incremental_binary): New function.
3717 (open_incremental_binary): New function.
3718 (can_incrementally_link_file): Add checks if output is ELF and has
3720 * incremental.h: Include "elfcpp_file.h" and "output.h".
3721 (Incremental_binary): New class.
3722 (Sized_incremental_binary): New class.
3723 (open_incremental_binary): Declare.
3724 * object.cc (is_elf_object): Use
3725 elfcpp::Elf_recognizer::is_elf_file.
3726 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3727 * output.h (Output_file::filesize): New method.
3729 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3731 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3733 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3734 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3736 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3738 (Arm_relocate_functions::movw_abs_nc): New function.
3739 (Arm_relocate_functions::movt_abs): New function.
3740 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3741 (Arm_relocate_functions::thm_movt_abs): New function.
3742 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3743 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3744 (Scan::global): Likewise.
3745 (Relocate::relocate): Likewise.
3746 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3748 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3750 * arm.cc (Arm_relocate_functions::got_prel) New function.
3751 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3752 (Relocate::relocate): Likewise.
3753 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3755 2009-10-06 Ian Lance Taylor <iant@google.com>
3757 * options.h (class General_options): Define
3758 split_stack_adjust_size parameter.
3759 * object.h (class Object): Add uses_split_stack_ and
3760 has_no_split_stack_ fields. Add uses_split_stack and
3761 has_no_split_stack accessor functions. Declare
3762 handle_split_stack_section.
3763 (class Reloc_symbol_changes): Define.
3764 (class Sized_relobj): Define Function_offsets. Declare
3765 split_stack_adjust, split_stack_adjust_reltype, and
3767 * object.cc (Object::handle_split_stack_section): New function.
3768 (Sized_relobj::do_layout): Call handle_split_stack_section.
3769 * dynobj.cc (Sized_dynobj::do_layout): Call
3770 handle_split_stack_section.
3771 * reloc.cc (Sized_relobj::relocate_sections): Call
3772 split_stack_adjust for executable sections in split_stack
3773 objects. Pass reloc_map to relocate_section.
3774 (Sized_relobj::split_stack_adjust): New function.
3775 (Sized_relobj::split_stack_adjust_reltype): New function.
3776 (Sized_relobj::find_functions): New function.
3777 * target-reloc.h: Include "object.h".
3778 (relocate_section): Add reloc_symbol_changes parameter. Change
3780 * target.h (class Target): Add calls_non_split method. Declare
3781 do_calls_non_split virtual method. Declare match_view and
3783 * target.cc: Include "elfcpp.h".
3784 (Target::do_calls_non_split): New function.
3785 (Target::match_view): New function.
3786 (Target::set_view_to_nop): New function.
3787 * gold.cc (queue_middle_tasks): Give an error if mixing
3788 split-stack and non-split-stack objects with -r.
3789 * i386.cc (Target_i386::relocate_section): Add
3790 reloc_symbol_changes parameter.
3791 (Target_i386::do_calls_non_split): New function.
3792 * x86_64.cc (Target_x86_64::relocate_section): Add
3793 reloc_symbol_changes parameter.
3794 (Target_x86_64::do_calls_non_split): New function.
3795 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3797 * powerpc.cc (Target_powerpc::relocate_section): Add
3798 reloc_symbol_changes parameter.
3799 * sparc.cc (Target_sparc::relocate_section): Add
3800 reloc_symbol_changes parameter.
3801 * configure.ac: Call AM_CONDITIONAL for the default target.
3802 * configure: Rebuild.
3803 * testsuite/Makefile.am (TEST_AS): New variable.
3804 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3805 (check_DATA): Add split_i386 and split_x86_64 files.
3806 (SPLIT_DEFSYMS): Define.
3807 (split_i386_[1234n].o): New targets.
3808 (split_i386_[124]): New targets.
3809 (split_i386_[1234r].stdout): New targets.
3810 (split_x86_64_[1234n].o): New targets.
3811 (split_x86_64_[124]): New targets.
3812 (split_x86_64_[1234r].stdout): New targets.
3813 (MOSTLYCLEANFILES): Add new executables.
3814 * testsuite/split_i386.sh: New file.
3815 * testsuite/split_x86_64.sh: New file.
3816 * testsuite/split_i386_1.s: New file.
3817 * testsuite/split_i386_2.s: New file.
3818 * testsuite/split_i386_3.s: New file.
3819 * testsuite/split_i386_4.s: New file.
3820 * testsuite/split_i386_n.s: New file.
3821 * testsuite/split_x86_64_1.s: New file.
3822 * testsuite/split_x86_64_2.s: New file.
3823 * testsuite/split_x86_64_3.s: New file.
3824 * testsuite/split_x86_64_4.s: New file.
3825 * testsuite/split_x86_64_n.s: New file.
3826 * testsuite/testfile.cc (Target_test): Update relocation_section
3828 * testsuite/Makefile.in: Rebuild.
3830 2009-10-06 Ian Lance Taylor <iant@google.com>
3832 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3833 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3834 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3835 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3836 the address on ldo_addrs_.
3837 (Target_i386::Relocate::fix_up_ldo): New function.
3839 2009-10-06 Rafael Espindola <espindola@google.com>
3841 * plugin.cc (add_input_library): New.
3842 (Plugin::load): Add add_input_library to tv.
3843 (Plugin_manager::add_input_file): Add the is_lib argument.
3844 (add_input_file): Update call to Plugin_manager::add_input_file.
3845 (add_input_library): New.
3846 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3848 2009-09-30 Doug Kwan <dougkwan@google.com>
3850 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3851 symbol and call Symbol::may_need_copy_reloc to determine if
3852 a copy reloc is needed.
3853 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3854 nocopyreloc is given in command line.
3855 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3856 given in command line.
3857 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3858 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3859 of the removed Target_i386::may_need_copy_reloc.
3860 * options.h (copyreloc): New option with default value false.
3861 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3862 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3863 instead of the removed Target_powerpc::may_need_copy_reloc.
3864 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3865 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3866 instead of the removed Target_sparc::may_need_copy_reloc.
3867 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3868 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3869 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3870 instead of the removed Target_x86_64::may_need_copy_reloc.
3872 2009-09-30 Ian Lance Taylor <iant@google.com>
3874 * object.h (class Object): Remove target_ field, and target,
3875 sized_target, and set_target methods.
3876 (Object::sized_target): Remove.
3877 (class Sized_relobj): Update declarations. Remove sized_target.
3878 * object.cc (Sized_relobj::setup): Remove target parameter.
3880 (Input_objects::add_object): Don't do anything with the target.
3881 (make_elf_sized_object): Add punconfigured parameter. Change all
3882 callers. Set or test parameter target.
3883 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3885 * parameters.cc (Parameters::set_target): Change parameter type to
3887 (Parameters::default_target): Remove.
3888 (set_parameters_target): Change parameter type to be non-const.
3889 (parameters_force_valid_target): New function.
3890 (parameters_clear_target): New function.
3891 * parameters.h (class Parameters): Update declarations. Remove
3892 default_target method. Add sized_target and clear_target
3893 methods. Change target_ to be non-const.
3894 (set_parameters_target): Update declaration.
3895 (parameters_force_valid_target): Declare.
3896 (parameters_clear_target): Declare.
3897 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3898 as NULL if we aren't searching.
3899 (Add_symbols::run): Don't check for compatible target.
3900 * fileread.cc (Input_file::open_binary): Call
3901 parameters_force_valid_target.
3902 * gold.cc (queue_middle_tasks): Likewise.
3903 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3904 set_target on object.
3905 * dynobj.h (class Sized_dynobj): Update declarations.
3906 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3907 make_elf_object returns NULL.
3908 (Archive::include_member): Don't check whether object target is
3910 * output.cc (Output_section::add_input_section): Get target from
3912 (Output_section::relax_input_section): Likewise.
3913 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3915 (Sized_relobj::do_scan_relocs): Likewise.
3916 (Sized_relobj::relocate_sections): Likewise.
3917 * resolve.cc (Symbol_table::resolve): Likewise.
3918 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3919 parameter. Change all callers.
3920 (Symbol_table::add_from_object): Get target from parameters.
3921 (Symbol_table::add_from_relobj): Don't check object target.
3922 (Symbol_table::add_from_dynobj): Likewise.
3923 (Symbol_table::define_special_symbol): Get target from
3925 * symtab.h (class Symbol_table): Update declaration.
3926 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3927 parameter. Change all callers. Clear parameter target.
3928 (Binary_test): Test target here.
3929 * testsuite/object_unittest.cc (gold_testsuite): Remove
3930 target_test_pointer parameter. Change all callers.
3931 (Object_test): Test target here.
3933 2009-09-26 Ian Lance Taylor <iant@google.com>
3935 * testsuite/initpri1.c: Don't try to use constructor priorities if
3936 compiling with gcc before 4.3.
3938 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3940 * testsuite/retain_symbols_file_test.sh (check_present): Change
3941 output file name to retain_symbols_file_test.stdout.
3942 (check_absent): Likewise.
3944 2009-09-18 Craig Silverstein <csilvers@google.com>
3946 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3947 * options.cc: Include <cerrno> and <fstream>.
3948 (General_options::finalize): Parse -retain-symbols-file tag.
3949 * options.h: New flag.
3950 (General_options): New method should_retain_symbol, new
3951 variable symbols_to_retain.
3952 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3953 should_retain_symbol map.
3954 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3955 * testsuite/Makefile.in: Regenerate.
3956 * testsuite/retain_symbols_file_test.sh: New file.
3958 2009-09-18 Nick Clifton <nickc@redhat.com>
3960 * po/es.po: Updated Spanish translation.
3962 2009-09-17 Doug Kwan <dougkwan@google.com>
3964 * debug.h (DEBUG_RELAXATION): New constant.
3965 (DEBUG_ALL): Add DEBUG_RELAXATION.
3966 (debug_string_to_enum): Add relaxation debug option.
3968 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3969 Layout::Relaxation_debug_check::read_sections,
3970 Layout::Relaxation_debug_check::read_sections): New method definitions.
3971 (Layout::Layout): Initialize data members
3972 record_output_section_data_from_scrips_,
3973 script_output_section_data_list_ and relaxation_debug_check_.
3974 (Layout::save_segments, Layout::restore_segments,
3975 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3976 Layout::relaxation_loop_body): New method definitions.
3977 (Layout::finalize): Support relaxation. Move section layout code to
3978 Layout::relaxation_loop_body.
3979 (Layout::set_asection_address_from_script): Move code for orphan
3980 section placement out.
3981 (Layout::place_orphan_sections_in_script): New method definition.
3982 * layout.h (Output_segment_headers, Output_file_header):
3983 New forward class declarations.
3984 (Layout::~Layout): Define.
3985 (Layout::new_output_section_data_from_script): New method definition.
3986 (Layout::place_orphan_sections_in_script): New method declaration.
3987 (Layout::Segment_states): New type declaration.
3988 (Layout::save_segments, Layout::restore_segments,
3989 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3990 Layout::relaxation_loop_body): New method declarations.
3991 (Layout::Output_section_data_list): New type declaration.
3992 (Layout::Relaxation_debug_check): New class definition.
3993 (Layout::record_output_section_data_from_script_,
3994 Layout::script_output_section_data_list_, Layout::segment_states_,
3995 Layout::relaxation_debug_check_): New data members.
3996 * output.cc: (Output_section_headers::do_size): New method definition.
3997 (Output_section_headers::Output_section_headers): Move size
3998 computation to Output_section_headers::do_size.
3999 (Output_segment_headers::do_size): New method definition.
4000 (Output_file_header::Output_file_header): Move size computation to
4001 Output_file_header::do_size and call it.
4002 (Output_file_header::do_size): New method definition.
4003 (Output_data_group::Output_data_group): Adjust call to
4004 Output_section_data.
4005 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4006 (Output_symtab_xindex::do_write): Add array bound check.
4007 (Output_section::Input_section::print_to_mapfile): Handle
4008 RELAXED_INPUT_SECTION_CODE.
4009 (Output_section::Output_section): Initialize data member checkpoint_.
4010 (Output_section::~Output_section): Delete checkpoint object pointed
4012 (Output_section::add_input_section): Always add an Input_section if
4014 (Output_section::add_merge_input_section): Add assert.
4015 (Output_section::relax_input_section): New method definition.
4016 (Output_section::set_final_data_size): Set load address to zero for
4017 an unallocated section.
4018 (Output_section::do_address_and_file_offset_have_reset_values):
4019 New method definition.
4020 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4021 Handle relaxed input section.
4022 (Output_section::sort_attached_input_sections): Checkpoint input
4023 section list lazily.
4024 (Output_section::get_input_sections): Change type of input_sections to
4025 list of Simple_input_section pointers. Checkpoint input section list
4026 lazily. Also handle relaxed input sections.
4027 (Output_section::add_input_section_for_script): Take a reference to
4028 a Simple_input_section object instead of Relobj pointer and section
4029 index as parameter. Handle relaxed input sections.
4030 (Output_section::save_states, Output_section::restore_states): New
4032 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4033 (Output_data::is_data_size_fixed): New method definition.
4034 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4036 (Output_data::address_and_file_offset_have_reset_values): New method
4038 (Output_data::do_address_and_file_offset_have_reset_values): New method
4040 (Output_data::set_data_size): Check that data size is not fixed.
4041 (Output_data::fix_data_size): New method definition.
4042 (Output_data::is_data_size_fixed_): New data member.
4043 (Output_section_headers::set_final_data_size): New method definition.
4044 (Output_section_headers::do_size): New method declaration.
4045 (Output_segment_headers::set_final_data_size): New method definition.
4046 (Output_segment_headers::do_size): New method declaration.
4047 (Output_file_header::set_final_data_size)::New method definition.
4048 (Output_file_header::do_size)::New method declaration.
4049 (Output_section_data::Output_section_data): Add new parameter
4050 is_data_size_fixed and use it to fix data size.
4051 (Output_data_const::Output_data_const): Adjust call to base class
4052 constructor and fix data size.
4053 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4054 base class constructor and fix data size.
4055 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4056 base class constructor and fix data size.
4057 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4058 class constructor and fix data size.
4059 (Output_data_group::set_final_data_size): New method definition.
4060 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4061 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4062 class constructor and fix data size.
4063 (Output_relaxed_input_section): New class definition.
4064 (Output_section::Simple_input_section): New class definition.
4065 (Output_section::get_input_sections): Adjust parameter list.
4066 (Output_section::add_input_section_for_script): Same.
4067 (Output_section::save_states, Output_section::restore_states,
4068 Output_section::do_address_and_file_offset_have_reset_values,
4069 (Output_section::Input_section::Input_section): Handle
4070 RELAXED_INPUT_SECTION_CODE. Add new overload for
4071 Output_relaxed_input_section.
4072 (Output_section::Input_section::is_input_section,
4073 Output_section::Input_section::set_output_section): Handle relaxed
4075 (Output_section::Input_section::is_relaxed_input_section,
4076 Output_section::Input_section::output_section_data,
4077 Output_section::Input_section::relaxed_input_section): New method
4079 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4081 (Output_section::Input_section::u1_): Update comments.
4082 (Output_section::Input_section::u2_): Add new union member poris.
4083 (Output_section::Checkpoint_output_section): New classs definition.
4084 (Output_section::relax_input_section): New method declaration.
4085 (Output_section::checkpoint_): New data member.
4086 (Output_segment): Update comments.
4087 (Output_segment::Output_segment): Un-privatize copy constructor.
4088 (Output_segment::operator=): Un-privatize.
4089 * script-sections.cc (Output_section_element::Input_section_list):
4090 Change element type to Output_section::Simple_input_section.
4091 (Output_section_element_dot_assignment::set_section_addresses):
4092 Register output section data for relaxation clean up.
4093 (Output_data_exression::Output_data_expression): Adjust call to base
4094 constructor to fix data size.
4095 (Output_section_element_data::set_section_addresses): Register
4096 Output_data_expression object for relaxation clean up.
4097 (struct Input_section_info): Replace Relobj pointer and section index
4098 pair with Output_section::Simple_input_section and Convert struct to a
4100 (Input_section_sorter::operator()): Adjust access to
4101 Input_section_info data member to use accessors.
4102 (Output_section_element_input::set_section_addresses): Use layout
4103 parameter. Adjust code to use Output_section::Simple_input_section
4104 and Input_secction_info classes. Register filler for relaxation
4106 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4107 and section index pair with Output_section::Simple_input_section
4108 class. Adjust code accordingly.
4109 (Phdrs_element::release_segment): New method definition.
4110 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4112 (Script_sections::release_segments): New method definition.
4113 * gold/script-sections.h (Script_sections::release_segments): New
4115 * gold/target.h (Target::may_relax, Target::relax,
4116 Target::do_may_relax, Target::do_relax): New method definitions.
4118 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4120 * arm.cc (has_signed_unsigned_overflow): New function.
4121 (Arm_relocate_functions::abs8): New function.
4122 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4123 (Target_arm::Scan::global): Likewise.
4124 (Target_arm::relocate::relocate): Likewise.
4125 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4128 2009-09-16 Cary Coutant <ccoutant@google.com>
4130 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4131 * testsuite/Makefile.in: Regenerate.
4133 2009-09-11 Nick Clifton <nickc@redhat.com>
4135 * po/gold.pot: Updated by the Translation project.
4137 2009-09-08 Cary Coutant <ccoutant@google.com>
4139 * output.cc (Output_file::open): Add execute permission to empty file.
4140 * testsuite/Makefile.am (permission_test): New test.
4141 * testsuite/Makefile.in: Regenerate.
4143 2009-09-02 Ian Lance Taylor <iant@google.com>
4145 * output.cc (Output_file::resize): Call map_no_anonymous rather
4148 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4150 * gold.cc: Include "incremental.h".
4151 (queue_initial_tasks): Call Incremental_checker methods.
4152 * incremental.cc: Include "output.h".
4153 (Incremental_checker::can_incrementally_link_output_file): New
4155 * incremental.h (Incremental_checker): New class.
4157 * output.cc (Output_file::open_for_modification): New method.
4158 (Output_file::map_anonymous): Changed return type to bool. Record
4160 (Output_file::map_no_anonymous): New method, broken out of map.
4161 (Output_file::map): Use map_no_anonymous and map_anonymous.
4162 * output.h (class Output_file): Update declarations.
4164 2009-08-24 Cary Coutant <ccoutant@google.com>
4166 * options.h (Command_line::Pre_options): New class.
4167 (Command_line::pre_options): New member.
4168 * options.cc (gold::options::ready_to_register): New variable.
4169 (One_option::register_option): Do nothing if not registering options.
4170 Assert if same short option registered twice.
4171 (General_options::General_options): Turn off option registration when
4173 (Command_line::Pre_options::Pre_options): New constructor.
4175 2009-08-24 Cary Coutant <ccoutant@google.com>
4177 * options.h (General_options::no_keep_memory): Remove incorrect
4180 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4182 * Makefile.am (am__skiplex, am__skipyacc): New.
4183 * Makefile.in: Regenerate.
4185 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4187 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4188 (INCLUDES): ... this.
4189 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4190 (AM_CPPFLAGS): Renamed from ...
4191 (INCLUDE): ... this.
4192 * Makefile.in, testsuite/Makefile.in: Regenerate.
4194 * Makefile.in: Regenerate.
4195 * aclocal.m4: Likewise.
4196 * config.in: Likewise.
4197 * configure: Likewise.
4198 * testsuite/Makefile.in: Likewise.
4200 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4201 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4202 * Makefile.in: Regenerate.
4203 * testsuite/Makefile.in: Regenerate.
4205 2009-08-19 Cary Coutant <ccoutant@google.com>
4207 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4208 symbols in shared libraries overridden by hidden or internal symbols
4209 in the main program.
4211 2009-08-19 Chris Demetriou <cgd@google.com>
4213 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4214 checking source file names in error messages.
4216 2009-08-18 Doug Kwan <dougkwan@google.com>
4218 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4219 an elcpp::Ehdr as parameter. Adjust call to set_target.
4220 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4221 an elfcpp::Ehdr as parameter.
4222 * object.cc (Object::set_target): Remove the version that looks up
4223 a target and sets it.
4224 (Sized_relobj::setup): Take a Target object instead of
4225 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4226 (make_elf_sized_object): Find target and ask target to
4228 * object.h: (Object::set_target): Remove the version that looks up
4229 a target and sets it.
4230 (Sized_relobj::setup): Take a Target object instead of
4231 an elfcpp:Ehdr as parameter.
4232 * target.cc: Include dynobj.h.
4233 (Target::do_make_elf_object_implementation): New.
4234 (Target::do_make_elf_object): New.
4235 * target.h (Target::make_elf_object): New template declaration.
4236 (Target::do_make_elf_object): New method declarations.
4237 (Target::do_make_elf_object_implementation): New template declaration.
4239 2009-08-14 Ian Lance Taylor <iant@google.com>
4241 * gold.h (FUNCTION_NAME): Define.
4242 (gold_unreachable): Use FUNCTION_NAME.
4244 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4246 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4247 symbol in the --keep-unique list is not found.
4249 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4251 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4252 been maked as --keep-unique.
4253 (Icf::unfold_section): New function.
4254 * icf.h (Icf::unfold_section): New function.
4255 * options.h (General_options::keep_unique): New option.
4256 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4257 * testsuite/Makefile.in: Regenerate.
4258 * testsuite/icf_keep_unique_test.sh: New file.
4259 * testsuite/icf_keep_unique_test.cc: New file.
4261 2009-08-12 Cary Coutant <ccoutant@google.com>
4264 * resolve.cc (Symbol_table::resolve): Check for references from
4265 dynamic objects to hidden and internal symbols.
4266 * testsuite/Makefile.am (hidden_test.sh): New test.
4267 * testsuite/Makefile.in: Regenerate.
4268 * testsuite/hidden_test.sh: New script.
4269 * testsuite/hidden_test_1.c: New test source.
4270 * testsuite/hidden_test_main.c: New test source.
4272 2009-08-11 Doug Kwan <dougkwan@google.com>
4274 * arm.cc: Update comments.
4275 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4276 segment to locate the .ARM.exidx section if present.
4278 2009-08-09 Doug Kwan <dougkwan@google.com>
4280 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4283 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4284 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4287 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4289 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4290 valid tls_segment only for non-debug-section relocations.
4291 * testsuite/Makefile.am: Add gc_tls_test.
4292 * testsuite/Makefile.in: Regenerate.
4293 * testsuite/gc_tls_test.cc: New file.
4294 * testsuite/gc_tls_test.sh: New file.
4296 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4300 * Makefile.am (CCFILES): Add icf.cc.
4302 * Makefile.in: Regenerate.
4303 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4304 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4305 section, symbol and addend information for the relocs.
4306 * gold.cc (queue_middle_tasks): Call identical code folding.
4307 * gold.h: Add defines for multimap.
4308 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4309 to the call of finalize_local_symbols.
4310 * main.cc (main): Create object of class Icf.
4311 * object.cc (Sized_relobj::do_layout): Allow this function to be
4312 called twice during icf.
4313 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4314 to sections marked as identical by icf.
4315 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4317 (Sized_relobj::do_section_entsize): New function.
4318 * object.h (Object::section_entsize): New function.
4319 (Object::do_section_entsize): New pure virtual function.
4320 (Relobj::finalize_local_symbols): Add new parameter.
4321 (Relobj::do_section_entsize): New function.
4322 * options.h (General_options::icf): New option.
4323 (General_options::icf_iterations): New option.
4324 (General_options::print_icf_sections): New option.
4325 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4326 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4327 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4329 * symtab.cc (Symbol_table::is_section_folded): New function.
4330 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4331 to sections marked as identical by icf.
4332 * symtab.h (Symbol_table::set_icf): New function.
4333 (Symbol_table::icf): New function.
4334 (Symbol_table::is_section_folded): New function.
4335 (Symbol_table::icf_): New data member.
4336 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4337 * testsuite/Makefile.am: Add commands to build icf_test.
4338 * testsuite/Makefile.in: Regenerate.
4339 * testsuite/icf_test.sh: New file.
4340 * testsuite/icf_test.cc: New file.
4342 2009-07-24 Chris Demetriou <cgd@google.com>
4344 * layout.cc (is_compressible_debug_section): Fix incorrect
4345 comment about compressed section names.
4347 2009-07-20 Ian Lance Taylor <ian@airs.com>
4350 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4352 2009-07-16 Ian Lance Taylor <iant@google.com>
4355 * layout.h: #include <map>.
4356 (class Kept_section): Change from struct to class. Add accessors
4357 and setters. Add section size to Comdat_group mapping. Change
4358 Comdat_group to std::map. Add is_comdat_ field. Add
4359 linkonce_size field in union.
4360 (class Layout): Update declaration of find_or_add_kept_section.
4361 Don't declare find_kept_object.
4362 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4363 parameter. Add object, shndx, is_comdat, and is_group_name
4364 parameters. Change all callers. Adjust for new Kept_section.
4365 (Layout::find_kept_object): Remove.
4366 * object.cc (Sized_relobj::include_section_group): Update use of
4367 Kept_section. Rename secnum to shndx. Only record
4368 Kept_comdat_section if sections are the same size.
4369 (Sized_relobj::include_linkonce_section): Update use of
4370 Kept_section. Only record Kept_comdat_section if sections are the
4371 same size. Set size of linkonce section.
4372 (Sized_relobj::map_to_kept_section): Update call to
4373 get_kept_comdat_section.
4374 * object.h (class Sized_relobj): Rename fields in
4375 Kept_comdat_section to drop trailing underscores; change object
4376 field to Relobj*. Change Kept_comdat_section_table to store
4377 struct rather than pointer.
4378 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4379 Add kept_object and kept_shndx parameters. Change all callers.
4380 (Sized_relobj::get_kept_comdat_section): Change return type to
4381 bool. Add kept_object and kept_shndx parameters. Change all
4383 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4384 Layout::find_or_add_kept_section.
4386 2009-07-09 Ian Lance Taylor <iant@google.com>
4388 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4389 Reserve space in the hash table.
4391 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4393 * fileread.cc (File_read::get_mtime): New method.
4394 * fileread.h (Timespec): New structure.
4395 (File_read::get_mtime): New method.
4396 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4397 Renamed from timestamp_nsec.
4398 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4400 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4402 (Incremental_inputs::report_archive): Save mtime; style fix.
4403 (Incremental_inputs::report_obejct): Save mtime; style fix.
4404 (Incremental_inputs::report_script): Save mtime; style fix.
4405 (Incremental_inputs::finalize_inputs): Style fix.
4406 (Incremental_inputs::finalize): Style fix.
4407 (Incremental_inputs::create_input_section_data): Store inputs
4409 * incremental.h (Incremental_inputs::report_script): Add mtime
4411 (Incremental_inputs::Input_info::Input_info): Intialize only one
4413 (Incremental_inputs::Input_info::archive): Move to nameless
4415 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4416 (Incremental_inputs::Input_info::script): Move to nameless union.
4417 (Incremental_inputs::mtime): New field.
4418 * script.cc (read_input_script): Pass file mtime to
4420 * script.h (Script_info::inputs): Style fix.
4422 2009-07-01 Ian Lance Taylor <ian@airs.com>
4424 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4427 2009-06-24 Ian Lance Taylor <iant@google.com>
4430 * layout.cc (Layout::choose_output_section): If we find an
4431 existing section, update the flags.
4432 (Layout::create_notes): New function, broken out of
4434 (Layout::finalize): Don't create note sections.
4435 (Layout::create_note): Don't crash if linker script discards
4437 (Layout::create_gold_note): Likewise.
4438 (Layout::create_build_id): Likewise. Don't set
4439 after_input_sections on the section.
4440 (Layout::create_executable_stack_info): Remove target parameter.
4442 * layout.h (class Layout): Declare create_notes. Update
4443 declaration of create_executable_stack_info.
4444 * gold.cc (queue_middle_tasks): Call create_notes.
4445 * output.cc (Output_section::update_flags_for_input_section): Move
4446 here from output.h. If SHF_ALLOC flag is newly set, mark address
4448 * output.h (Output_data::mark_address_invalid): New function.
4449 (class Output_section): Only declare, not define,
4450 update_flags_for_input_section. Remove set_flags.
4452 2009-06-24 Ian Lance Taylor <iant@google.com>
4454 * script-sections.cc (Output_section_definition::
4455 set_section_addresses): Rename shadowing local load_address to
4458 2009-06-24 Ian Lance Taylor <iant@google.com>
4461 * reloc.cc (relocate_sections): Skip empty relocation sections.
4463 2009-06-23 Ian Lance Taylor <iant@google.com>
4466 * layout.cc (Layout::create_note): Use choose_output_section
4467 rather than make_output_section.
4469 2009-06-23 Ian Lance Taylor <iant@google.com>
4472 * options.cc (General_options::parse_V): Set printed_version_.
4473 (General_options::General_options): Initialize printed_version_.
4474 * options.h (class General_options): Add printed_version_ field.
4475 * gold.cc (queue_initial_tasks): If there are no input files,
4476 don't give a fatal error if we printed the version information.
4477 (queue_middle_tasks): If using -r with a shared object, give a
4478 fatal error rather than an ordinary error.
4480 2009-06-23 Ian Lance Taylor <iant@google.com>
4483 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4484 (Layout::make_output_section): Set have_stabstr_section_ if we see
4485 a .stab*str section.
4486 (Layout::finalize): Call link_stabs_sections.
4487 (Layout::link_stabs_sections): New file.
4488 * layout.h (class Layout): Add have_stabstr_section_ field.
4489 Declare link_stabs_sections.
4491 2009-06-23 Doug Kwan <dougkwan@google.com>
4493 * Makefile.am (libgold_a_LIBADD): New.
4494 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4495 * Makefile.in: Regenerate.
4496 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4497 * configure: Regenerate.
4498 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4499 * fileread.cc: Include sys/state.h
4500 * gold.h: Declare memmem and strndup if found missing.
4501 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4503 2009-06-23 Ian Lance Taylor <iant@google.com>
4505 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4506 * configure: Rebuild.
4508 2009-06-23 Ian Lance Taylor <iant@google.com>
4511 * object.cc (Object::section_contents): Don't try to get a view if
4512 the section has length zero.
4513 (Object::handle_gnu_warning_section): If the section is empty, use
4514 the name of the section as the warning.
4516 2009-06-23 Ian Lance Taylor <iant@google.com>
4519 * stringpool.h (class Stringpool_template): Add optimize_ field.
4520 (Stringpool_template::set_optimize): New function.
4521 * stringpool.cc (Stringpool_template::Stringpool_template):
4522 Initialize optimize_ field.
4523 (Stringpool_template::set_string_offsets): Test local optimize
4524 fild rather than parameter.
4525 * layout.cc (Layout::Layout): Call set_optimize on the section
4528 2009-06-22 Ian Lance Taylor <iant@google.com>
4531 * yyscript.y: Parse TARGET.
4532 * script.cc (script_set_target): New function.
4533 * script-c.h (script_set_target): Declare.
4534 * options.cc (General_options::string_to_object_format): Rename
4535 from string_to_object_format in anonymous namespace. Change
4537 * options.h (class General_options): Declare
4538 string_to_object_format.
4540 2009-06-22 Ian Lance Taylor <iant@google.com>
4542 * script-sections.cc (Script_sections::create_segments): Don't put
4543 program headers in a PT_LOAD segment if -n or -N.
4545 2009-06-22 Ian Lance Taylor <iant@google.com>
4548 * options.h (class General_options): Add -z lazy and -z now. Sort
4549 -z options into alphabetical order.
4550 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4552 2009-06-21 Ian Lance Taylor <iant@google.com>
4554 * layout.cc (Layout::make_output_section): Call
4555 Target::new_output_section.
4556 (Layout::attach_allocated_section_to_segment): Put large section
4557 sections in a separate load segment with the large segment flag
4559 (Layout::segment_precedes): Sort large data segments after other
4561 (align_file_offset): New static function.
4562 (Layout::set_segment_offsets): Use align_file_offset.
4563 * output.h (class Output_section): Add is_small_section_ and
4564 is_large_section_ fields.
4565 (Output_section::is_small_section): New function.
4566 (Output_section::set_is_small_section): New function.
4567 (Output_section::is_large_section): New function.
4568 (Output_section::set_is_large_section): New function.
4569 (Output_section::is_large_data_section): New function.
4570 (class Output_segment): Add is_large_data_segment_ field.
4571 (Output_segment::is_large_data_segment): New function.
4572 (Output_segment::set_is_large_data_segment): New function.
4573 * output.cc (Output_section::Output_section): Initialize new
4575 (Output_segment::Output_segment): Likewise.
4576 (Output_segment::add_output_section): Add assertion that large
4577 data sections always go in large data segments. Force small data
4578 sections to the end of the list of data sections. Force small BSS
4579 sections to the start of the list of BSS sections. For large BSS
4580 sections to the end of the list of BSS sections.
4581 * symtab.h (class Symbol): Declare is_common_shndx.
4582 (Symbol::is_defined): Check Symbol::is_common_shndx.
4583 (Symbol::is_common): Likewise.
4584 (class Symbol_table): Define enum Commons_section_type. Update
4585 declarations. Add small_commons_ and large_commons_ fields.
4586 * symtab.cc (Symbol::is_common_shndx): New function.
4587 (Symbol_table::Symbol_table): Initialize new fields.
4588 (Symbol_table::add_from_object): Put small and large common
4589 symbols in the right list.
4590 (Symbol_table::sized_finalized_symbol): Check
4591 Symbol::is_common_shndx.
4592 (Symbol_table::sized_write_globals): Likewise.
4593 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4594 common symbol lists. Don't call do_allocate_commons_list if the
4596 (Symbol_table::do_allocate_commons_list): Remove is_tls
4597 parameter. Add comons_section_type parameter. Change all
4598 callers. Handle small and large common symbols.
4599 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4600 Symbol::is_common_shndx.
4601 * resolve.cc (symbol_to_bits): Likewise.
4602 * target.h (Target::small_common_shndx): New function.
4603 (Target::small_common_section_flags): New function.
4604 (Target::large_common_shndx): New function.
4605 (Target::large_common_section_flags): New function.
4606 (Target::new_output_section): New function.
4607 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4608 small_common_section_flags, and large_common_section_flags
4610 (Target::do_new_output_section): New virtual function.
4611 * arm.cc (Target_arm::arm_info): Initialize new fields.
4612 * i386.cc (Target_i386::i386_info): Likewise.
4613 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4615 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4616 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4617 (Target_x86_64::do_new_output_section): New function.
4618 * configure.ac: Define conditional MCMODEL_MEDIUM.
4619 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4620 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4621 (large_LDFLAGS): Define.
4622 * testsuite/large.c: New file.
4623 * testsuite/testfile.cc (Target_test::test_target_info):
4624 Initialize new fields.
4625 * configure, testsuite/Makefile.in: Rebuild.
4627 2009-06-05 Doug Kwan <dougkwan@google.com>
4629 * Makefile.am (CCFILES): Add target.cc.
4630 * Makefile.in: Regenerate.
4631 * i386.cc (class Target_i386): Define new virtual method to
4632 override do_is_local_label_name in parent.
4633 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4634 local symbols if --discard-locals or -X is given.
4635 * options.h (class General_options): Declare new options
4636 '--discard-locals' and '-X' for discarding locals.
4637 * target.h (class Target): Define new methods is_local_label_name.
4638 Declare new virtual method do_is_local_label_name.
4639 * target.cc: New file.
4640 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4641 (check_SCRIPTS): Add discard_locals_test.sh.
4642 (check_DATA): Add discard_local_tests.syms.
4643 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4644 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4645 * testsuite/Makefile.in: Regenerate.
4646 * testsuite/discard_locals_test.c: New file.
4647 * testsuite/discard_locals_test.sh: Same.
4649 2009-06-05 Doug Kwan <dougkwan@google.com>
4651 * object.cc (Sized_relobj::Sized_relobj): Initialize
4652 discarded_eh_frame_shndx_ to -1U.
4653 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4655 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4656 a discarded .eh_frame section.
4657 (Sized_relobj::do_finalize_local_symbols): Ditto.
4658 * object.h (class Sized_relobj): Declare new member
4659 discarded_eh_frame_shndx_.
4660 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4661 (local_labels_test.o, local_labels_test): New rules.
4662 * testsuite/Makefile.in: Regenerate.
4664 2009-06-04 Doug Kwan <dougkwan@google.com>
4666 * layout.cc (Layout::section_name_mapping): Add mapping for
4667 special ARM sections.
4669 2009-06-03 Doug Kwan <dougkwan@google.com>
4671 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4672 (utils::has_overflow): Same.
4674 2009-06-03 Ian Lance Taylor <iant@google.com>
4676 * layout.cc (Layout::section_name_mapping): New array, replacing
4677 Layout::linkonce_mapping.
4678 (Layout::section_name_mapping_count): New variable, replacing
4679 Layout::linkonce_mapping_count.
4680 (Layout::linkonce_output_name): Remove.
4681 (Layout::output_section_name): Rewrite.
4682 * layout.h (class Layout): Rename Linkonce_mapping to
4683 Section_name_mapping, linkonce_mapping to section_name_mapping,
4684 linkonce_mapping_count to section_name_mapping_count. Don't
4685 declare linkonce_output_name.
4687 2009-06-03 Doug Kwan <dougkwan@google.com>
4689 * gold/arm.cc (namespace utils): New.
4690 (Target_arm::reloc_is_non_pic): Define new method.
4691 (class Arm_relocate_functions): New.
4692 (Target_arm::Relocate::relocate): Handle relocation types used by
4695 2009-06-03 Ian Lance Taylor <iant@google.com>
4697 * arm.cc (Target_arm::scan::global): Use || instead of |.
4699 2009-06-02 Doug Kwan <dougkwan@google.com>
4701 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4702 issued_non_pic_error_.
4703 (class Target_arm::Scan): Declare new method check_non_pic.
4704 Define new method symbol_needs_plt_entry.
4705 Declare new data member issued_non_pic_error_.
4706 (class Target_arm::Relocate): Declare new method
4707 should_apply_static_reloc.
4708 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4709 (Target_arm::Scan::check_non_pic): Define new method.
4710 (Target_arm::Scan::local): Handle a small subset of reloc types used
4712 (Target_arm::Scan::local): Same.
4713 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4715 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4717 * incremental.cc (Incremental_inputs::report_command_line): Filter
4718 out --incremental-* options.
4720 2009-05-29 Doug Kwan <dougkwan@google.com>
4722 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4724 (class Target_arm): Update comment.
4725 (Target_arm::Target_arm): Initialize new data members GOT_,
4726 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4727 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4728 and Target_arm::rel_dyn_section.
4729 Declare new_enum Target_arm::Got_type.
4730 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4732 Update commments for member do_dynsym_value.
4733 (Target_arm::got_size, Target_arm::plt_section,
4734 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4735 new methods inside class defintion.
4736 (Target_arm::got_section): Define new method.
4737 (Target_arm::rel_dyn_section): Same.
4738 (Output_data_plt_arm): New template class.
4739 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4740 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4741 (Output_data_plt_arm::add_entry): Same.
4742 (Output_data_plt_arm::first_plt_entry): Define new
4743 static data member for PLT instruction template.
4744 (Output_data_plt_arm::plt_entry): Same.
4745 (Output_data_plt_arm::do_write): Define new method.
4746 (Target_arm::make_plt_entry): Same.
4747 (Target_arm::do_finalize_sections): Same.
4748 (Target_arm::do_dynsym_value): Same.
4750 2009-05-28 Doug Kwan <dougkwan@google.com>
4752 * Makefile.am (TARGETSOURCES): Add arm.cc.
4753 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4754 * Makefile.in: Regenerate.
4756 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4758 2009-05-26 Doug Kwan <dougkwan@google.com>
4760 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4761 (General_options::check_excluded_libs): Strip off directories in
4762 archive name before matching like GNU ld does.
4763 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4764 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4765 (exclude_libs_test_LDFLAGS): Add linker option
4766 -Wl,--exclude-libs,libexclude_libs_test_3
4767 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4768 an explicit archive without using -l.
4769 (alt/libexclude_libs_test_3.a): New make rule.
4770 * testsuite/Makefile.in: Regenerate.
4771 * testsuite/exclude_libs_test.c : Declare lib3_default().
4773 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4774 * exclude_libs_test_3.c: New file.
4776 2009-05-26 Nick Clifton <nickc@redhat.com>
4778 * po/id.po: New Indonesian translation.
4779 * po/gold.pot: Updated template file.
4781 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4783 * testsuite/Makefile.am: Add -ffunction-sections to compile
4784 gc_comdat_test files. Add -Wl,--gc-sections to build
4786 * testsuite/Makefile.in: Regenerate.
4787 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4789 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4791 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4792 kept comdat section was garbage collected.
4793 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4794 * testsuite/Makefile.in: Regenerate.
4795 * testsuite/gc_comdat_test.sh: New file.
4796 * testsuite/gc_comdat_test_1.cc: New file.
4797 * testsuite/gc_comdat_test_2.cc: New file.
4799 2009-05-19 Doug Kwan <dougkwan@google.com>
4801 * archive.cc (Archive::Archive): Move constructor from archive.h
4802 to here. Initialize no_export_.
4803 (Archive::get_elf_object_for_member): Set no_export flag of object.
4804 * archive.h (Archive::Archive): Move constructor body to
4806 (Archive::no_export): New method.
4807 (Archive::no_export_): New field.
4808 * object.h (Object::Object): Initialize no_export_ to false.
4809 (Object::no_export, Object::set_no_export): New methods.
4810 (Object::no_export_): New field.
4811 * options.cc (General_options::parse_exclude_libs): New method.
4812 (General_options::check_excluded_libs) Same.
4813 * options.h (exclude_libs): New option.
4814 (General_options::check_excluded_libs): New method declaration.
4815 (General_options::excluded_libs_): New field.
4816 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4817 default or protected visibility if an object has no-export flag set.
4818 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4819 (check_SCRIPTS): Add exclude_libs_test.sh.
4820 (check_DATA): Add exclude_libs_test.syms.
4821 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4822 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4823 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4824 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4825 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4826 libexclude_libs_test_2.a): New rules.
4827 * testsuite/Makefile.in: Regenerate.
4828 * testsuite/exclude_libs_test.c: New file.
4829 * testsuite/exclude_libs_test.sh: Ditto.
4830 * testsuite/exclude_libs_test_1.c: Ditto.
4831 * testsuite/exclude_libs_test_2.c: Ditto.
4833 2009-05-15 Ian Lance Taylor <iant@google.com>
4835 * configure.ac: Check for declarations for cases where libiberty.h
4836 checks HAVE_DECL_xxx.
4837 * configure, config.in: Rebuild.
4839 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4841 * gold.h (Incremental_argument_list): Remove (invalid) forward
4843 * incremental.cc (Incremental_inputs::report_achive): New method.
4844 (Incremental_inputs::report_object): New method.
4845 (Incremental_inputs::report_script): New method.
4846 (Incremental_inputs::finalize_inputs): New method.
4847 (Incremental_inputs::finalize): Call finalize_inputs().
4848 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4849 Create inputs entries.
4850 * incremental.h (Incremental_input_type): New enum.
4851 (Incremental_inputs::Incremental_input): Initialize new fields.
4852 (Incremental_inputs::report_inputs): New method.
4853 (Incremental_inputs::report_achive): New method.
4854 (Incremental_inputs::report_object): New method.
4855 (Incremental_inputs::report_script): New method.
4856 (Incremental_inputs::finalize_inputs): New method.
4857 (Incremental_inputs::Input_info): New struct.
4858 (Incremental_inputs::Input_info_map): New typedef.
4859 (Incremental_inputs::lock_): New field.
4860 (Incremental_inputs::Inputs_): New field.
4861 (Incremental_inputs::Inputs_map): New field.
4862 * main.cc (main): Call Incremental_input::report_inputs.
4863 * options.h (Input_argument_list): Typedef moved from
4865 (Input_file_group::Files): Remove, use ::Input_argument_list.
4866 (Input_file_group::Input_argument_list): Remove, use
4867 ::Input_argument_list.
4868 * plugin.cc (Plugin_manager::add_input_file): Add error in
4870 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4872 * script.cc (read_input_script): Call
4873 Incremental_input::report_script.
4874 * script.h (Script_info): New class.
4876 2009-04-27 Ian Lance Taylor <iant@google.com>
4878 * x86_64.cc (do_adjust_output_section): Set entsize to
4881 2009-04-23 Elliott Hughes <enh@google.com>
4883 * output.cc (Output_file::close): After short writes, continue
4884 writing from the correct offset in the buffer being written.
4886 2009-04-23 Chris Demetriou <cgd@google.com>
4888 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4889 * configure: Regenerate.
4890 * config.in: Regenerate.
4891 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4892 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4894 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4896 * incremental.cc (Incremental_inputs_header_data): Renamed from
4897 Incremental_input_header_data.
4898 (Incremental_inputs_header_data::data_size): New field.
4899 (Incremental_inputs_header_data::put_input_file_count): Renamed
4900 from input_file_count.
4901 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4902 from command_line_offset.
4903 (Incremental_inputs_header_data::put_reserved): Renamed from
4905 (Incremental_inputs_entry_data): Renamed from
4906 Incremental_input_entry_data.
4907 (Incremental_inputs_entry_data::data_size): New field.
4908 (Incremental_inputs::report_command_line): New method.
4909 (Incremental_inputs::finalize): New method.
4910 (Incremental_inputs::create_incremental_inputs_data): New method.
4911 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4912 * incremental.h: New file.
4913 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4914 (Layout::finalize): Create incremental inputs section in
4916 (Layout::create_incremental_info_sections): New method.
4917 * layout.h (Layout::incremental_inputs): New method.
4918 (Layout::create_incremental_info_sections): New method.
4919 (Layout::incremental_inputs_): New field.
4920 * main.cc (main): Notify Incremental_input of the command line.
4922 2009-04-01 Ian Lance Taylor <iant@google.com>
4923 Mikolaj Zalewski <mikolajz@google.com>
4925 * gold.h (reserve_unordered_map): Define, three versions, one for
4926 each version of Unordered_map.
4927 * layout.cc (Layout::Layout): Remove options parameter. Add
4928 number_of_input_files parameter. Don't initialize options_.
4929 Initialize number_of_input_files_ and resized_signatures_. Move
4930 sections_are_attached_.
4931 (Layout::layout_group): Reserve space for group_signatures_.
4932 (Layout::find_or_add_kept_section): Change name parameter to be a
4933 reference. Resize signatures_ map when it gets large enough.
4934 (Layout::layout_eh_frame): Use parameters->options() instead of
4936 (Layout::make_output_section): Likewise.
4937 (Layout::attach_allocated_section_to_segment): Likewise.
4938 (Layout::finalize, Layout::create_executable_stack): Likewise.
4939 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4940 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4941 * layout.h (class Layout): Update declarations. Remove options_
4942 field. Add number_of_input_files_ and resized_signatures_
4943 fields. Move sections_are_attached_ field.
4944 * main.cc (main): Pass number of input files to Layout
4945 constructor. Don't pass options.
4947 2009-03-30 Ian Lance Taylor <iant@google.com>
4949 * ffsll.c (ffsll): Correct implementation.
4951 2009-03-27 Ian Lance Taylor <iant@google.com>
4953 * ffsll.c: New file.
4954 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4955 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4956 * ftruncate.c (ftruncate): Declare before definition.
4957 * mremap.c (mremap): Likewise.
4958 * pread.c (pread): Likewise.
4959 * configure, Makefile.in, config.in: Rebuild.
4961 * mremap.c: New file.
4962 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4963 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4964 (mremap): Declare if HAVE_MREMAP is not defined.
4965 * configure, Makefile.in, config.in: Rebuild.
4967 2009-03-27 Cary Coutant <ccoutant@google.com>
4969 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4970 position independent.
4971 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4972 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4974 2009-03-24 Cary Coutant <ccoutant@google.com>
4976 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4978 (needs_dynamic_reloc): Likewise.
4980 2009-03-24 Ian Lance Taylor <iant@google.com>
4982 * yyscript.y (file_cmd): Recognize EXTERN.
4983 (extern_name_list, extern_name_list_body): New nonterminals.
4984 * script.cc (script_add_extern): Define.
4985 * script-c.h (script_add_extern): Declare.
4987 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4989 * object.cc (is_elf_object): Define.
4990 * object.h (is_elf_object): Declare.
4991 * archive.cc (Archive::get_elf_object_for_member): Call
4993 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4995 2009-03-24 Elliott Hughes <enh@google.com>
4997 * output.cc (Output_file::map_anonymous): Define.
4998 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4999 try an anonymous one. Report the size if the mmap fails.
5000 * output.h (class Output_file): Declare map_anonymous.
5002 2009-03-24 Ian Lance Taylor <iant@google.com>
5004 * target-select.cc (instantiate_target): Don't acquire the lock if
5005 the instantiated_target_ field has already been set.
5007 2009-03-23 Ian Lance Taylor <iant@google.com>
5009 * gold-threads.h (class Initialize_lock): Define.
5010 * gold-threads.cc (class Initialize_lock_once): Define.
5011 (initialize_lock_control): New static variable.
5012 (initialize_lock_pointer): New static variable.
5013 (initialize_lock_once): New static function.
5014 (Initialize_lock::Initialize_lock): Define.
5015 (Initialize_lock::initialize): Define.
5016 * target-select.h: Include "gold-threads.h".
5017 (class Target_selector): Add lock_ and initialize_lock_ fields.
5018 Don't define instantiate_target, just declare it.
5019 * target-select.cc (Target_selector::Target_selector): Initialize
5021 (Target_selector::instantiate_target): Define.
5022 * descriptors.h: Include "gold-threads.h".
5023 (class Descriptors): Add initialize_lock_ field.
5024 * descriptors.cc (Descriptors::Descriptors): Initialize new
5026 (Descriptors::open): Use initialize_lock_ field
5027 * errors.h (class Errors): Add initialize_lock_ field.
5028 * errors.cc (Errors::Errors): Initialize new field.
5029 (Errors::initialize_lock): Use initialize_lock_ field.
5030 * powerpc.cc (class Target_selector_powerpc): Remove
5031 instantiated_target_ field. In do_recognize call
5032 instantiate_target rather than do_instantiate_target. In
5033 do_instantiate_target just allocate a new target.
5034 * sparc.cc (class Target_selector_sparc): Likewise.
5036 * freebsd.h: New file.
5037 * i386.cc: Include "freebsd.h".
5038 (Target_i386): Derive from Target_freebsd rather than
5040 (Target_selector_i386): Derive from Target_selector_freebsd rather
5041 than Target_selector.
5042 * x86_64.cc: Include "freebsd.h".
5043 (Target_x86_64): Derive from Target_freebsd rather than
5045 (Target_selector_x86_64): Derive from Target_selector_freebsd
5046 rather than Target_selector.
5047 * target.h (class Target): Add adjust_elf_header and
5048 do_adjust_elf_header.
5049 * output.cc (Output_file_header:: do_sized_write): Call target
5050 adjust_elf_header routine.
5051 * configure.tgt: Set targ_osabi.
5052 * configure.ac: Define GOLD_DEFAULT_OSABI.
5053 * parameters.cc (Parameters::default_target): Pass
5054 GOLD_DEFAULT_OSABI to select_target.
5055 * target-select.h (class Target_selector): Make instantiate_target
5056 protected rather than private.
5057 * Makefile.am (HFILES): Add freebsd.h.
5058 * configure, Makefile.in, config.in: Rebuild.
5060 * merge.cc (do_add_input_section): Correct pend value. Change
5061 message about last entry not being null terminated from error to
5064 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5066 * incremental.cc: New file.
5067 * Makefile.am (CCFILES): Add incremental.cc.
5068 * Makefile.in: Rebuild.
5070 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5072 * layout.cc (Layout::output_section_name): Preserve names
5073 of '.note.' sections.
5075 2009-03-19 Ian Lance Taylor <iant@google.com>
5077 * descriptors.cc (Descriptors::open): Check that the options are
5078 valid before using them.
5080 2009-03-18 Ian Lance Taylor <iant@google.com>
5082 * script-sections.h: Include <list>.
5083 (class Script_sections): Change Sections_elements from std::vector
5084 to std::list. Typedef public Elements_iterator. Add
5085 orphan_section_placement_, data_segment_align_start_, and
5086 saw_data_segment_align_ fields. Remove data_segment_align_index_
5088 * script-sections.cc (class Orphan_section_placement): New class.
5089 (class Sections_element): Add virtual functions is_relro and
5090 orphan_section_init. Remove virtual function place_orphan_here.
5091 (class Output_section_definition): Add is_relro and
5092 orphan_section_init. Remove place_orphan_here.
5093 (class Orphan_output_section): Likewise.
5094 (Script_sections::Script_sections): Update for field changes.
5095 (Script_sections::data_segment_align): Set saw_data_segment_align_
5096 and data_segment_align_start_, not data_segment_align_index.
5097 (Script_sections::data_segment_relro_end): Check
5098 saw_data_segment_align_. Use data_segment_align_start_ rather
5099 than data_segment_align_index_.
5100 (Script_sections::place_orphan): Rewrite to use
5101 Orphan_section_placement.
5103 2009-03-17 Ian Lance Taylor <iant@google.com>
5105 * archive.cc (Archive::add_symbols): Check for a version attached
5106 to the symbol name in the archive map.
5107 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5108 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5109 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5110 (ver_test_11.a): New target.
5111 * testsuite/Makefile.in: Rebuild.
5113 * configure.ac: Check for chsize and posix_fallocate. Replace
5115 * ftruncate.c: New file, from gnulib.
5116 * output.cc (posix_fallocate): Define dummy version if not
5117 HAVE_POSIX_FALLOCATE.
5118 (Output_file::map): Call posix_fallocate rather than lseek and
5120 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5121 * configure, Makefile.in, config.in: Rebuild.
5123 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5125 * layout.h (Layout::create_note): Add section_name parameter.
5126 * layout.cc (Layout::create_note): Likewise.
5127 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5129 2009-03-17 Ian Lance Taylor <iant@google.com>
5131 * descriptors.cc: Include "options.h".
5132 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5133 (Descriptors::open): Always use O_CLOEXEC when opening a new
5134 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5135 then set FD_CLOEXEC.
5137 * sparc.cc (class Target_sparc): Add has_got_section.
5138 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5139 make sure we have a GOT section.
5141 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5142 (Target_sparc::Scan::local): Likewise.
5143 (Target_sparc::Scan::global): Likewise.
5144 (Target_sparc::Relocate::relocate): Likewise.
5145 (Target_sparc::Relocate::relocate_tls): Likewise.
5147 * symtab.cc (Symbol_table::define_default_version): New function,
5148 broken out of add_from_object.
5149 (Symbol_table::add_from_object): Call define_default_version.
5150 (Symbol_table::define_special_symbol): Add resolve_oldsym
5151 parameter. Change all callers. If the version for a symbol comes
5152 from a version script, resolve it with the symbol with the same
5153 name with no version. Also add the symbol without a version if
5155 (do_define_in_output_data): If resolving with oldsym, don't delete
5157 (do_define_in_output_segment): Likewise.
5158 (do_define_as_constant): Likewise.
5159 * symtab.h (class Symbol_table): Update declarations.
5161 2009-03-13 Ian Lance Taylor <iant@google.com>
5163 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5164 (Read_symbols::requeue): New function.
5165 (Read_symbols::do_read_symbols): If make_elf_object fails because
5166 the target type is not configured, and the file was searched for,
5167 issue a warning and retry with the next directory.
5168 (Add_symbols::run): If the file has an incompatible format, and
5169 it was searched for, requeue the Read_symbols task. On error,
5171 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5172 dirindex parameter to constructor. Change all callers. Declare
5173 incompatible_warning and requeue.
5174 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5175 input_argument_ and input_group_ fields. Add them to
5176 constructor. Change all callers.
5177 (class Read_script): Add dirindex_ field. Add it to constructor.
5179 * archive.cc (Archive::setup): Remove input_objects parameter.
5181 (Archive::get_file_and_offset): Likewise.
5182 (Archive::read_all_symbols): Likewise.
5183 (Archive::read_symbols): Likewise.
5184 (Archive::get_elf_object_for_member): Remove input_objects
5185 parameter. Add punconfigured parameter. Change all callers.
5186 (Archive::add_symbols): Change return type to bool. Check return
5187 value of include_member.
5188 (Archive::include_all_members): Likewise.
5189 (Archive::include_member): Change return type to bool. Return
5190 false if first included object has incompatible target. Set
5191 included_member_ field.
5192 (Add_archive_symbols::run): If add_symbols returns false, requeue
5194 * archive.h (class Archive): Add included_member_ field.
5195 Initialize it in constructor. Add input_file and searched_for
5196 methods. Update declarations.
5197 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5198 input_argument_ fields. Add them to constructor. Change all
5200 * script.cc: Include "target-select.h".
5201 (class Parser_closure): Add skip_on_incompatible_target_ and
5202 found_incompatible_target_ fields. Add
5203 skip_on_incompatible_target parameter to constructor. Change all
5204 callers. Add methods skip_on_incompatible_target,
5205 clear_skip_on_incompatible_target, found_incompatible_target, and
5206 set_found_incompatible_target.
5207 (read_input_script): Add dirindex parameter. Change all callers.
5208 If parser finds an incompatible target, requeue Read_symbols
5210 (script_set_symbol): Clear skip_on_incompatible_target in
5212 (script_add_assertion, script_parse_option): Likewise.
5213 (script_start_sections, script_add_phdr): Likewise.
5214 (script_check_output_format): New function.
5215 * script.h (read_input_script): Update declaration.
5216 * script-c.h (script_check_output_format): Declare.
5217 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5218 (ignore_cmd): Remove OUTPUT_FORMAT.
5219 * fileread.cc (Input_file::Input_file): Add explicit this.
5220 (Input_file::will_search_for): New function.
5221 (Input_file::open): Add pindex parameter. Change all callers.
5222 * fileread.h (class Input_file): Add input_file_argument method.
5223 Declare will_search_for. Update declarations.
5224 * object.cc (make_elf_object): Add punconfigured parameter.
5226 * object.h (class Object): Make input_file public. Add
5227 searched_for method.
5228 (make_elf_object): Update declaration.
5229 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5231 * dirsearch.h (class Dirsearch): Update declaration.
5232 * options.h (class General_options): Add --warn-search-mismatch.
5233 * parameters.cc (Parameters::is_compatible_target): New function.
5234 * parameters.h (class Parameters): Declare is_compatible_target.
5235 * workqueue.cc (Workqueue::add_blocker): New function.
5236 * workqueue.h (class Workqueue): Declare add_blocker.
5238 * fileread.cc (Input_file::open): Remove options parameter.
5240 (Input_file::open_binary): Likewise.
5241 * script.cc (read_input_script): Likewise.
5242 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5243 options parameter from constructor. Change all callers.
5244 (class Read_script): Likewise.
5245 * fileread.h (class Input_file): Update declarations.
5246 * script.h (read_input_script): Update declaration.
5248 2009-03-10 Nick Clifton <nickc@redhat.com>
5250 * po/es.po: New Spanish translation.
5252 2009-03-06 Cary Coutant <ccoutant@google.com>
5254 * options.cc (parse_short_option): Keep dash_z from registering itself.
5256 2009-03-03 Ian Lance Taylor <iant@google.com>
5259 * target-reloc.h (relocate_section): Pass output_section to
5261 * i386.cc (Target_i386::should_apply_static_reloc): Add
5262 output_section parameter. Change all callers.
5263 (Target_i386::Relocate::relocate): Add output_section parameter.
5264 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5265 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5266 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5267 * testsuite/two_file_shared.sh: New script.
5268 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5269 (check_DATA): Add two_file_shared.dbg.
5270 (two_file_shared.dbg): New target.
5271 * testsuite/Makefile.in: Rebuild.
5273 2009-03-01 Ian Lance Taylor <iant@google.com>
5275 * configure.ac: Check for byteswap.h.
5276 * configure: Rebuild.
5277 * config.in: Rebuild.
5279 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5281 * layout.cc (Layout::find_or_add_kept_section): New function.
5282 (Layout::add_comdat): Removed.
5283 * layout.h (struct Kept_section): Move out of class Layout.
5284 Remove trailing underscores from field names. Add group_sections
5285 field. Rename group_ field to is_group. Change all uses.
5286 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5287 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5288 comdat_groups_ field.
5289 (Sized_relobj::include_section_group): Use
5290 find_or_add_kept_section and Kept_section::group_sections.
5291 (Sized_relobj::include_linkonce_section): Likewise.
5292 * object.cc (class Sized_relobj): Don't define Comdat_group or
5293 Comdat_group_table. Remove find_comdat_group and
5294 add_comdat_group. Remove comdat_groups_ field.
5295 * plugin.cc (include_comdat_group): Use
5296 Layout::find_or_add_kept_section.
5298 2009-02-28 Ian Lance Taylor <iant@google.com>
5300 * README: --gc-sections and map files are now supported. Document
5301 some build requirements.
5304 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5305 relocatable link set the value of the section symbol to zero.
5306 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5307 relocatable link don't include the section address in the local
5310 2009-02-27 Ian Lance Taylor <iant@google.com>
5313 * options.h (class Search_directory): Add is_system_directory.
5314 (class General_options): Declare is_in_system_directory.
5315 * options.cc (get_relative_sysroot): Make static.
5316 (get_default_sysroot): Make static.
5317 (General_optoins::is_in_system_directory): New function.
5318 * fileread.cc (Input_file::is_in_system_directory): New function.
5319 * fileread.h (class Input_file): Declare is_in_system_directory.
5320 * object.h (class Object): Add is_in_system_directory.
5321 (class Input_objects): Remove system_library_directory_ field.
5322 * object.cc (Input_objects::add_object): Don't set
5323 system_library_directory_.
5324 (input_objects::found_in_system_library_directory): Remove.
5325 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5326 parameter. Change all callers.
5327 (Symbol_table::sized_write_globals): Likewise.
5328 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5329 Call Object::is_in_system_directory.
5330 * symtab.h (class Symbol_table): Update declarations.
5333 * descriptors.h (Open_descriptor): Add is_on_stack field.
5334 * descriptors.cc (Descriptors::open): If the descriptor is on the
5335 top of the stack, remove it. Initialize is_on_stack field.
5336 (Descriptors::release): Only add pod to stack if it is not on the
5338 (Descriptors::close_some_descriptor): Clear stack_next and
5342 * output.cc (Output_section::find_starting_output_address): Rename
5343 from starting_output_address; add PADDR parameter; change return
5345 * output.h (class Output_section): Declare
5346 find_starting_output_address instead of starting_output_address.
5347 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5348 section symbol for which we can't find a merge section.
5351 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5352 hidden or internal, force the symbol to be local.
5353 * resolve.cc (Symbol::override_visibility): Define.
5354 (Symbol::override_base): Use override_visibility.
5355 (Symbol_table::resolve): Likewise.
5356 (Symbol::override_base_with_special): Likewise.
5357 (Symbol_table::override_with_special): If the visibility is hidden
5358 or internal, force the symbol to be local.
5359 * symtab.h (class Symbol): Add set_visibility and
5360 override_visibility.
5361 * testsuite/ver_test_1.sh: New file.
5362 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5363 (check_DATA): Add ver_test_1.syms.
5364 (ver_test_1.syms): New target.
5365 * testsuite/Makefile.in: Rebuild.
5367 2009-02-25 Cary Coutant <ccoutant@google.com>
5369 * layout.cc (Layout::choose_output_section): Don't rename sections
5370 when using a linker script that has a SECTIONS clause.
5371 * Makefile.in: Regenerate.
5373 * testsuite/Makefile.am (script_test_5.sh): New test case.
5374 * testsuite/Makefile.in: Regenerate.
5375 * testsuite/script_test_5.cc: New file.
5376 * testsuite/script_test_5.sh: New file.
5377 * testsuite/script_test_5.t: New file.
5379 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5381 * archive.cc (Archive::include_member): Update calls to add_symbols.
5382 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5383 the Layout argument.
5384 * dynobj.h (do_add_symbols): Add the Layout argument.
5385 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5387 * object.h (Object::add_symbols): Add the Layout argument.
5388 (Object::do_add_symbols): Add the Layout argument.
5389 (Sized_relobj::do_add_symbols): Add the Layout argument.
5390 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5391 Unify the two versions.
5392 (Add_plugin_symbols): Remove.
5393 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5394 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5395 (Add_plugin_symbols): Remove.
5396 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5397 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5398 (Add_symbols::run): Make it work with Pulginobj.
5400 2009-02-06 Ian Lance Taylor <iant@google.com>
5402 * object.cc (Sized_relobj::do_layout): Make info message start
5403 with lower case letter.
5405 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5407 * binary.cc: Fix file comment.
5409 * options.h (enum Incremental_disposition): Define.
5410 (class General_options): Add new options: --incremental,
5411 --incremental_changed, --incremental_unchanged,
5412 --incremental_unknown. Add incremental_disposition_ and
5413 implicit_incremental_ fields.
5414 (General_options::incremental_disposition): New function.
5415 (class Position_dependent_options): Add incremental_disposition
5417 (Position_dependent_options::copy_from_options): Set incremental
5419 * options.cc (General_options::parse_incremental_changed): New
5421 (General_options::parse_incremental_unchanged): New function.
5422 (General_options::parse_incremental_unknown): New function.
5423 (General_options::General_options): Initialize new fields
5424 incremental_disposition_ and implicit_incremental_.
5425 (General_options::finalize): Check for uasge of --incremental-*
5426 without --incremental.
5428 2009-02-06 Chris Demetriou <cgd@google.com>
5430 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5431 pointer and to report location as the file name associated with
5433 (gold_undefined_symbol_at_location): New function to replace the
5434 old gold_undefined_symbol functionality.
5435 * target-reloc.h (relocate_section): Update to use
5436 gold_undefined_symbol_at_location.
5437 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5438 Call gold_undefined_symbol function rather than gold_error.
5439 * errors.h (Errors::undefined_symbol): Take location as a
5440 string, rather than calculating it from a relocation.
5441 * errors.cc (Errors::fatal): Print "fatal error:" before the
5443 (Errors::error, Errors::error_at_location): Print "error: "
5444 before the formatted message.
5445 (Errors::undefined_symbol): Take location as a string, rather
5446 than calculating it from a relocation.
5447 (gold_undefined_symbol_at_location): New function akin to
5448 old gold_undefined_symbol, calculates location from relocation.
5449 (gold_undefined_symbol): Change to take only a Symbol pointer
5450 and to report location as the file name associated with the symbol.
5451 * testsuite/debug_msg.sh: Update for changed error messages.
5452 * testsuite/undef_symbol.sh: Likewise.
5454 2009-02-04 Duncan Sands <baldrick@free.fr>
5457 * reduced_debug_output.h
5458 (Output_reduced_debug_abbrev_section::failed): Use format for
5460 (Output_reduced_debug_info_section::faild): Likewise.
5462 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5464 * script.cc (Lazy_demangler): New class.
5465 (Version_script_info::get_symbol_version_helper): Demangle a
5468 2009-01-29 Cary Coutant <ccoutant@google.com>
5470 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5472 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5474 2009-01-28 Ian Lance Taylor <iant@google.com>
5476 * version.cc (version_string): Bump to 1.9.
5478 * gold.h: Include <cstring> and <stdint.h>.
5479 * version.cc: Include <cstdio>.
5480 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5482 * reduced_debug_output.cc (insert_into_vector): Rename from
5483 Insert_into_vector; change all callers. Use Swap_unaligned to
5484 avoid aliasing issue; remove union since it is unnecessary.
5486 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5488 * Makefile.am (CCFILES): Add gc.cc.
5490 * Makefile.in: Regenerate.
5491 * gold.cc (Gc_runner): New class.
5492 (queue_initial_tasks): Call garbage collection related tasks
5493 when corresponding options are invoked.
5494 (queue_middle_gc_tasks): New function.
5495 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5496 processed early before laying out sections during garbage collection.
5497 * gold.h (queue_middle_gc_tasks): New function.
5498 (is_prefix_of): Move from "layout.cc".
5499 * i386.cc (Target_i386::gc_process_relocs): New function.
5500 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5501 * main.cc (main): Create object of class "Garbage_collection".
5502 * object.cc (Relobj::copy_symbols_data): New function.
5503 (Relobj::is_section_name_included): New function.
5504 (Sized_relobj::do_layout): Allow this function to be called twice
5505 during garbage collection and defer layout of section during the
5507 * object.h (Relobj::get_symbols_data): New function.
5508 (Relobj::is_section_name_included): New function.
5509 (Relobj::copy_symbols_data): New function.
5510 (Relobj::set_symbols_data): New function.
5511 (Relobj::get_relocs_data): New function.
5512 (Relobj::set_relocs_data): New function.
5513 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5514 (Relobj::gc_process_relocs): New function.
5515 (Relobj::do_gc_process_relocs): New pure virtual function.
5516 (Relobj::sd_): New data member.
5517 (Sized_relobj::is_output_section_offset_invalid): New function.
5518 (Sized_relobj::do_gc_process_relocs): New function.
5519 * options.h (General_options::gc_sections): Modify to not be a no-op.
5520 (General_options::print_gc_sections): New option.
5521 * plugin.cc (Plugin_finish::run): Remove function call to
5522 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5523 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5524 * reloc.cc (Read_relocs::run): Add task to process relocs and
5525 determine unreferenced sections when doing garbage collection.
5526 (Gc_process_relocs): New class.
5527 (Sized_relobj::do_gc_process_relocs): New function.
5528 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5529 sections that are garbage collected.
5530 * reloc.h (Gc_process_relocs): New class.
5531 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5532 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5533 symbols whose corresponding sections are garbage collected.
5534 (Symbol_table::Symbol_table): Add new parameter for the garbage
5536 (Symbol_table::gc_mark_undef_symbols): New function.
5537 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5538 (Symbol_table::gc_mark_dyn_syms): New function.
5539 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5541 (Symbol_table::add_from_object): Likewise.
5542 (Symbol_table::add_from_relobj): When building shared objects, do not
5543 treat externally visible symbols as garbage.
5544 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5545 table information for static and relocatable links.
5546 * symtab.h (Symbol_table::set_gc): New function.
5547 (Symbol_table::gc): New function.
5548 (Symbol_table::gc_mark_undef_symbols): New function.
5549 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5550 (Symbol_table::gc_mark_dyn_syms): New function.
5551 (Symbol_table::gc_): New data member.
5552 * target.h (Sized_target::gc_process_relocs): New pure virtual
5554 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5555 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5557 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5559 * options.h (General_options::gc_sections): Define as a no-op for now.
5560 (General_options::no_keep_memory): Ditto.
5561 (General_options::Bshareable): Define.
5562 * options.cc (General_options::finalize): Honor -Bshareable.
5564 2009-01-20 Andreas Schwab <schwab@suse.de>
5566 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5567 read the value in the contents, since we don't use it. Use the
5568 template endianness when writing.
5569 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5571 2009-01-19 Andreas Schwab <schwab@suse.de>
5573 * configure.tgt (powerpc64-*): Fix targ_obj.
5575 2009-01-15 Ian Lance Taylor <iant@google.com>
5577 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5578 local symbols when stripping all symbols.
5580 2009-01-14 Cary Coutant <ccoutant@google.com>
5582 * output.cc (Output_reloc): Add explicit instantiations.
5584 2009-01-14 Cary Coutant <ccoutant@google.com>
5586 * archive.cc (Archive::get_elf_object_for_member): Remove call
5587 to File_read::claim_for_plugin.
5588 * descriptors.cc (Descriptors::open): Remove reference to
5590 (Descriptors::claim_for_plugin): Remove.
5591 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5592 (Descriptors::is_claimed): Remove.
5593 (claim_descriptor_for_plugin): Remove.
5594 * fileread.cc (File_read::claim_for_plugin): Remove.
5595 * fileread.h (File_read::claim_for_plugin): Remove.
5596 (File_read::descriptor): Reopen descriptor if necessary.
5597 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5598 (Plugin_manager::all_symbols_read): Add task parameter. Change
5600 (Plugin_manager::get_input_file): New function.
5601 (Plugin_manager::release_input_file): New function.
5602 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5603 corresponding data member.
5604 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5605 and pass to base constructor. Change all callers.
5606 (get_input_file, release_input_file): New functions.
5607 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5608 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5609 (Plugin_manager::all_symbols_read): Add task parameter.
5610 (Plugin_manager::get_input_file): New function.
5611 (Plugin_manager::release_input_file): New function.
5612 (Plugin_manager::task_): New data member.
5613 (Pluginobj::Pluginobj): Add filesize parameter.
5614 (Pluginobj::filename): New function.
5615 (Pluginobj::descriptor): New function.
5616 (Pluginobj::filesize): New function.
5617 (Pluginobj::filesize_): New data member.
5618 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5619 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5620 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5622 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5623 with archive libraries.
5624 * testsuite/Makefile.in: Regenerate.
5625 * testsuite/plugin_test.c (struct sym_info): New type.
5626 (get_input_file, release_input_file): New static variables.
5627 (onload): Capture new transfer vector entries.
5628 (claim_file_hook): Stop reading at end of file according to filesize.
5629 Factor out parsing of readelf output into separate function.
5630 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5631 APIs and get the source file name from the symbol table. Convert
5632 source file name to corresponding object file name. Print info
5633 message when adding new input files.
5634 (parse_readelf_line): New function.
5635 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5636 * testsuite/plugin_test_2.sh: Likewise.
5637 * testsuite/plugin_test_3.sh: Likewise.
5638 * testsuite/plugin_test_4.sh: New test case.
5640 2009-01-07 Ian Lance Taylor <iant@google.com>
5642 * version.cc (version_string): Bump to 1.8.
5644 2008-12-23 Cary Coutant <ccoutant@google.com>
5646 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5647 * plugin.cc (Plugin_manager::finish): Rename as
5648 layout_deferred_objects. Move cleanup to separate function.
5649 (Plugin_manager::cleanup): New function.
5650 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5652 * plugin.h (Plugin_manager::finish): Rename as
5653 layout_deferred_objects.
5654 (Plugin_manager::cleanup): New function.
5655 (Plugin_manager::cleanup_done): New field.
5657 2008-12-23 Cary Coutant <ccoutant@google.com>
5659 * plugin.cc (is_visible_from_outside): New function.
5660 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5661 so we don't return "IR only" status for exported symbols or -r links.
5663 * testsuite/Makefile.am (plugin_test_3): New test case.
5664 * testsuite/Makefile.in: Regenerate.
5665 * testsuite/plugin_test_3.sh: New file.
5667 2008-12-22 Cary Coutant <ccoutant@google.com>
5669 * object.cc (Sized_relobj::layout_section): New function.
5670 (Sized_relobj::do_layout): Defer layout of input sections until after
5671 plugin has provided replacement files.
5672 (Sized_relobj::do_layout_deferred_sections): New function.
5673 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5674 (Relobj::layout_deferred_sections): New function.
5675 (Relobj::do_layout_deferred_sections): New function.
5676 (Sized_relobj::do_layout_deferred_sections): New function.
5677 (Sized_relobj::layout_section): New function.
5678 (Sized_relobj::Deferred_layout): New structure.
5679 (Sized_relobj::deferred_layout_): New field.
5680 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5681 Change all callers. Layout deferred sections.
5682 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5684 (Plugin_hook::run): Move code from do_plugin_hook inline.
5685 (Plugin_hook::do_plugin_hook): Remove.
5686 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5687 (Plugin_manager::finish): Renamed, was cleanup.
5688 (Plugin_manager::should_defer_layout): New function.
5689 (Plugin_manager::add_deferred_layout_object): New function.
5690 (Plugin_manager::Deferred_layout_list): New type.
5691 (Plugin_manager::deferred_layout_objects_): New field.
5692 (Plugin_hook::do_plugin_hook): Remove.
5694 2008-12-17 Ian Lance Taylor <iant@google.com>
5696 * options.h (class General_options): Add --no case for
5699 2008-12-16 Cary Coutant <ccoutant@google.com>
5701 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5703 (Plugin_manager::claim_file): Create plugin object even if
5704 plugin did not call the add_symbols callback.
5705 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5706 asking for more symbols than were added.
5707 * testsuite/Makefile.am (plugin_test_1): Add test case with
5709 (empty.syms): New target.
5710 * testsuite/Makefile.in: Regenerate.
5711 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5712 message. Don't call add_symbols if no globals.
5713 (all_symbols_read_hook): Don't provide replacement for empty
5716 2008-12-12 Ian Lance Taylor <iant@google.com>
5718 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5719 r_type == 0 for a local symbol with r_sym == 0.
5720 (scan_relocatable_relocs): Pass r_sym to
5721 local_non_section_strategy.
5722 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5725 * configure.ac: Update test for TLS descriptors: they are
5726 supported as of glibc 2.9.
5727 * configure: Rebuild.
5729 2008-12-11 Ian Lance Taylor <iant@google.com>
5732 * target-reloc.h (Default_scan_relocatable_relocs): For each
5733 function, map r_type == 0 to RELOC_DISCARD.
5735 2008-12-10 Cary Coutant <ccoutant@google.com>
5737 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5738 object to override a kept COMDAT group from a plugin object.
5740 2008-12-09 Ian Lance Taylor <iant@google.com>
5743 * yyscript.y (file_cmd): Handle INPUT.
5745 * testsuite/initpri1.c: Change all declarations to be full
5746 prototypes by adding void, to avoid compiler warnings.
5748 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5750 * options.cc (General_options::parse_plugin_opt): New.
5751 (General_options::add_plugin): The argument now is just the filename.
5752 (General_options::add_plugin_option): New.
5753 * options.h (plugin_opt): New.
5754 (add_plugin): Change argument name.
5755 (add_plugin_option): New.
5756 * plugin.cc (Plugin::load): Don't parse the plugin option.
5757 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5758 (Plugin::add_option): New.
5759 (Plugin::args_): Change type.
5760 (Plugin::filename_): New.
5761 (Plugin_manager::add_plugin_option): New.
5762 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5763 * testsuite/Makefile.in: Regenerate.
5765 2008-12-05 Cary Coutant <ccoutant@google.com>
5767 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5768 Handle --strip-lto-sections option.
5769 * options.h (strip_lto_sections): New option.
5771 2008-12-01 Cary Coutant <ccoutant@google.com>
5773 * plugin.cc (ld_plugin_message): Change format parameter to const.
5774 Fix mismatch between new[] and delete.
5776 2008-11-14 Cary Coutant <ccoutant@google.com>
5778 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5781 2008-11-05 Craig Silverstein <csilvers@google.com>
5783 * options.cc (General_options::parse_dynamic_list): New function.
5784 * options.h (General_options): New flags dynamic_list,
5785 dynamic_list_data, dynamic_list_cpp_new, and
5786 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5787 (General_options::in_dynamic_list): New function.
5788 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5789 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5790 (Lex::can_continue_name): Likewise.
5792 (read_script_file): New parameter script_options.
5793 (read_dynamic_list): New function.
5794 (Script_options::define_dynamic_list): New function.
5795 (dynamic_list_keyword_parsecodes): New variable.
5796 (dynamic_list_keywords): New variable.
5797 * script.h (Script_options::define_dynamic_list): New function
5799 (read_dynamic_list): New function prototype.
5800 * symtab.cc (strprefix): New macro.
5801 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5802 dynamic_list_data, dynamic_list_cpp_new, and
5803 dynamic_list_cpp_typeinfo.
5804 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5805 (dynamic_list_expr): New rule.
5806 (dynamic_list_nodes): Likewise.
5807 (dynamic_list_node): Likewise.
5808 * testsuite/Makefile.am (dynamic_list): New test.
5809 * testsuite/Makefile.in: Regenerated.
5810 * testsuite/dynamic_list.t: New file.
5811 * testsuite/dynamic_list.sh: New file.
5813 2008-11-05 Craig Silverstein <csilvers@google.com>
5815 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5816 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5817 (t11_last): Likewise.
5818 * testsuite/ver_test_6.c (main): Likewise.
5820 2008-10-07 Cary Coutant <ccoutant@google.com>
5822 * options.c (General_options::finalize): Add check for -static and
5824 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5827 2008-10-02 Cary Coutant <ccoutant@google.com>
5829 * plugin.cc (make_sized_plugin_object): Fix conditional
5830 compilation to work when not all targets are enabled.
5832 2008-09-29 Cary Coutant <ccoutant@google.com>
5834 * archive.cc (Archive::get_file_and_offset): Use filename instead
5835 of name to get library path.
5836 (Archive::include_member): Unlock external member of a thin archive.
5838 * testsuite/Makefile.am (TEST_AR): New variable.
5839 (thin_archive_test_1): New test.
5840 (thin_archive_test_2): New test.
5841 * testsuite/Makefile.in: Regenerate.
5842 * testsuite/thin_archive_main.cc: New file.
5843 * testsuite/thin_archive_test_1.cc: New file.
5844 * testsuite/thin_archive_test_2.cc: New file.
5845 * testsuite/thin_archive_test_3.cc: New file.
5846 * testsuite/thin_archive_test_4.cc: New file.
5848 2008-09-29 Cary Coutant <ccoutant@google.com>
5850 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5851 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5853 (Sized_relobj::do_finalize_local_symbols): Likewise.
5854 (Sized_relobj::map_to_kept_section): Likewise.
5855 * object.h (Sized_relobj::invalid_address): New constant.
5856 (Sized_relobj::do_output_section_offset): Check for invalid_address
5858 * output.cc (Output_reloc::local_section_offset): Use constant
5859 invalid_address instead of -1U.
5860 (Output_reloc::get_address): Likewise.
5861 (Output_section::output_address): Change -1U to -1ULL.
5862 * output.h (Output_reloc::invalid_address): New constant.
5863 * reloc.cc (Sized_relobj::write_sections): Use constant
5864 invalid_address instead of -1U.
5865 (Sized_relobj::relocate_sections): Likewise.
5866 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5867 values for merge sections.
5868 * target-reloc.h (relocate_for_relocatable): Use constant
5869 invalid_address instead of -1U.
5871 2008-09-19 Cary Coutant <ccoutant@google.com>
5873 Add plugin functionality for link-time optimization (LTO).
5874 * configure.ac (plugins): Add --enable-plugins option.
5875 * configure: Regenerate.
5876 * config.in: Regenerate.
5877 * Makefile.am (LIBDL): New variable.
5878 (CCFILES): Add plugin.cc.
5879 (HFILES): Add plugin.h.
5880 (ldadd_var): Add LIBDL.
5881 * Makefile.in: Regenerate.
5883 * archive.cc: Include "plugin.h".
5884 (Archive::setup): Don't preread archive symbols when using a plugin.
5885 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5886 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5888 (Archive::include_member): Add symbols from plugin objects.
5889 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5890 * descriptors.cc (Descriptors::open): Check for file descriptors
5891 abandoned by plugins.
5892 (Descriptors::claim_for_plugin): New function.
5893 * descriptors.h (Descriptors::claim_for_plugin): New function.
5894 (Open_descriptor::is_claimed): New field.
5895 (claim_descriptor_for_plugin): New function.
5896 * fileread.cc (File_read::claim_for_plugin): New function.
5897 * fileread.h (File_read::claim_for_plugin): New function.
5898 (File_read::descriptor): New function.
5899 * gold.cc: Include "plugin.h".
5900 (queue_initial_tasks): Add task to call plugin hooks for generating
5902 * main.cc: Include "plugin.h".
5903 (main): Load plugin libraries.
5904 * object.h (Pluginobj): Declare.
5905 (Object::pluginobj): New function.
5906 (Object::do_pluginobj): New function.
5907 (Object::set_target): New function.
5908 * options.cc: Include "plugin.h".
5909 (General_options::parse_plugin): New function.
5910 (General_options::General_options): Initialize plugins_ field.
5911 (General_options::add_plugin): New function.
5912 * options.h (Plugin_manager): Declare.
5913 (General_options): Add --plugin option.
5914 (General_options::has_plugins): New function.
5915 (General_options::plugins): New function.
5916 (General_options::add_plugin): New function.
5917 (General_options::plugins_): New field.
5918 * plugin.cc: New file.
5919 * plugin.h: New file.
5920 * readsyms.cc: Include "plugin.h".
5921 (Read_symbols::do_read_symbols): Check for archive before checking
5922 for ELF file. Call plugin hooks to claim files.
5923 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5924 from a real object file; force override when processing replacement
5926 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5927 (Symbol::init_base_object): Likewise.
5928 (Symbol::init_base_output_data): Likewise.
5929 (Symbol::init_base_output_segment): Likewise.
5930 (Symbol::init_base_constant): Likewise.
5931 (Symbol::init_base_undefined): Likewise.
5932 (Symbol::output_section): Assert that object is not a plugin.
5933 (Symbol_table::add_from_pluginobj): New function.
5934 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5936 (Symbol_table::sized_write_globals): Likewise.
5937 (Symbol_table::add_from_pluginobj): Instantiate template.
5938 * symtab.h (Sized_pluginobj): Declare.
5939 (Symbol::in_real_elf): New function.
5940 (Symbol::set_in_real_elf): New function.
5941 (Symbol::in_real_elf_): New field.
5942 (Symbol_table::add_from_pluginobj): New function.
5944 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5945 (LIBDL): New variable.
5947 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5948 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5949 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5950 (MOSTLYCLEANFILES): Likewise.
5951 * testsuite/Makefile.in: Regenerate.
5952 * testsuite/plugin_test.c: New file.
5953 * testsuite/plugin_test_1.sh: New file.
5954 * testsuite/plugin_test_2.sh: New file.
5956 2008-09-16 Ian Lance Taylor <iant@google.com>
5958 * target-reloc.h (relocate_section): Check whether a symbol is
5959 defined by the ABI before reporting an undefined symbol error.
5960 * target.h (Target::is_defined_by_abi): Make parameter const.
5961 (Target::do_is_defined_by_abi): Likewise.
5962 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5963 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5964 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5965 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5966 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5967 * testsuite/Makefile.in: Rebuild.
5969 * fileread.cc (make_view): Add casts to avoid warning.
5971 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5973 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5974 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5976 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5978 * options.h (General_options::output_is_executable): New.
5979 (General_options::output_is_pie): New.
5980 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5981 for shared libraries.
5982 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5984 2008-09-11 Chris Demetriou <cgd@google.com>
5986 * options.h (origin): New -z option.
5987 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5988 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5991 2008-09-05 Cary Coutant <ccoutant@google.com>
5993 * fileread.cc (File_read::make_view): Add check for attempt to map
5996 2008-09-05 Cary Coutant <ccoutant@google.com>
5998 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5999 explicit instantiations.
6001 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6004 * options.cc (General_options::finalize): Allow undefined symbols
6005 in shlibs if linking -shared.
6008 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6009 symbols as not needing a dynsym entry.
6011 2008-08-20 Craig Silverstein <csilvers@google.com>
6013 * fileread.cc (File_read::open): Do not lock the file unless it
6014 was successfully opened.
6016 2008-08-14 Cary Coutant <ccoutant@google.com>
6018 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6019 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6020 * testsuite/tls_test.cc (struct int128): 128-bit struct
6021 for testing TLS relocs with non-zero addend.
6022 (v12): New TLS variable.
6024 (t_last): Add check for v12.
6025 * testsuite/tls_test.h (t12): New function.
6026 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6028 2008-08-13 Ian Lance Taylor <iant@google.com>
6030 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6031 set tls_segment_ or relro_segment_.
6032 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6034 * output.h (Output_section::clear_is_relro): New function.
6035 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6036 sections specially even when output_data_ is empty.
6037 (Output_segment::maximum_alignment): When first section is relro,
6038 only force alignment for PT_LOAD segments.
6039 * script.cc (script_data_segment_align): New function.
6040 (script_data_segment_relro_end): New function.
6041 * script-c.h (script_data_segment_align): Declare.
6042 (script_data_segment_relro_end): Declare.
6043 * script-sections.h (class Script_sections): Declare
6044 data_segment_align and data_segment_relro_end. Add fields
6045 segment_align_index_ and saw_relro_end_.
6046 * script-sections.cc (class Sections_element): Add set_is_relro
6047 virtual function. Add new bool* parameter to place_orphan_here.
6048 Add get_output_section virtual function.
6049 (class Output_section_definition): Add set_is_relro. Add new
6050 bool* parameter to place_orphan_here. Add get_output_section.
6051 Add is_relro_ field.
6052 (Output_section_definition::Output_section_definition): Initialize
6053 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6054 and is_relro_ fields.
6055 (Output_section_definition::place_orphan_here): Add is_relro
6057 (Output_section_definition::set_section_addresses): Set relro for
6059 (Output_section_definition::alternate_constraint): Likewise.
6060 (class Orphan_output_section): Add new bool* parameter to
6061 place_orphan_here. Add get_output_section.
6062 (Orphan_output_section::place_orphan_here): Add is_relro
6064 (Script_sections::Script_sections): Initialize
6065 data_segment_align_index_ and saw_relro_end_.
6066 (Script_sections::data_segment_align): New function.
6067 (Script_sections::data_segment_relro_end): New function.
6068 (Script_sections::place_orphan): Set or clear is_relro.
6069 (Script_sections::set_section_addresses): Force alignment of first
6071 * yyscript.y (exp): Call script_data_segment_align and
6072 script_data_segment_relro_end.
6073 * testsuite/relro_script_test.t: New file.
6074 * testsuite/relro_test.cc (using_script): Declare.
6075 (t1, t2): Test using_script.
6076 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6077 (relro_script_test_SOURCES): Define.
6078 (relro_script_test_DEPENDENCIES): Define.
6079 (relro_script_test_LDFLAGS): Define.
6080 (relro_script_test_LDADD): Define.
6081 (relro_script_test.so): New target.
6082 * testsuite/Makefile.in: Rebuild.
6084 2008-08-06 Cary Coutant <ccoutant@google.com>
6086 * archive.cc (Archive::total_archives, Archive::total_members)
6087 (Archive::total_members_loaded): New variables.
6088 (Archive::setup): Add parameter. Add option to preread
6090 (Archive::read_armap): Add counter.
6091 (Archive::get_file_and_offset): New function.
6092 (Archive::get_elf_object_for_member): New function.
6093 (Archive::read_all_symbols): New function.
6094 (Archive::read_symbols): New function.
6095 (Archive::add_symbols): Add counters.
6096 (Archive::include_all_members): Use armap to find members if it's
6098 (Archive::include_member): Skip reading symbols if already read.
6099 Factored code into Archive::get_file_and_offset and
6100 Archive::get_elf_object_for_member. Changed call to
6101 Mapfile::report_include_archive_member.
6102 (Archive::print_stats): New function.
6103 * archive.h: Declare Object and Read_symbols_data classes.
6104 (Archive::Archive): Add initializers for new members.
6105 (Archive::setup): Add parameter.
6106 (Archive::print_stats): New function.
6107 (Archive::total_archives, Archive::total_members)
6108 (Archive::total_members_loaded): New variables.
6109 (Archive::get_file_and_offset): New function.
6110 (Archive::get_elf_object_for_member): New function.
6111 (Archive::read_all_symbols): New function.
6112 (Archive::read_symbols): New function.
6113 (Archive::Archive_member): New class.
6114 (Archive::members_): New member.
6115 (Archive::num_members_): New member.
6116 * main.cc: Include archive.h.
6117 (main): Call Archive::print_stats.
6118 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6119 archive parameter; member_name is now the fully-decorated name.
6120 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6121 * options.h: (General_options): Add --preread-archive-symbols option.
6122 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6125 2008-08-04 Ian Lance Taylor <iant@google.com>
6127 * symtab.h (Symbol::use_plt_offset): New function.
6128 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6129 * powerpc.cc (Relocate::relocate): Likewise.
6130 * sparc.cc (Relocate::relocate): Likewise.
6131 * x86_64.cc (Relocate::relocate): Likewise.
6132 * testsuite/weak_plt.sh: New test.
6133 * testsuite/weak_plt_main.cc: New test.
6134 * testsuite/weak_plt_shared.cc: New test.
6135 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6136 (check_PROGRAMS): Add weak_plt.
6137 (check_DATA): Add weak_plt_shared.so.
6138 (weak_plt_main_pic.o, weak_plt): New targets.
6139 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6140 * testsuite/Makefile.in: Rebuild.
6142 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6144 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6145 * testsuite/Makefile.in: Rebuild.
6147 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6149 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6150 * Makefile.in: Regenerate.
6151 * po/POTFILES.in: Regenerate.
6153 2008-07-29 Ian Lance Taylor <iant@google.com>
6155 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6156 symbols before other symbols.
6157 * testsuite/script_test_2.cc (test_addr): Declare.
6158 (test_addr_alias): Declare.
6159 (main): Check that test_addr and test_addr_alias have the right
6161 * testsuite/script_test_2.t: Define test_addr_alias and
6164 2008-07-24 Ian Lance Taylor <iant@google.com>
6167 * descriptors.cc: New file.
6168 * descriptors.h: New file.
6169 * gold-threads.h (class Hold_optional_lock): New class.
6170 * fileread.cc: Include "descriptors.h".
6171 (File_read::~File_read): Release descriptor rather than closing
6173 (File_read::open) [file]: Call open_descriptor rather than open.
6174 Set is_descriptor_opened_.
6175 (File_read::open) [memory]: Assert that descriptor is not open.
6176 (File_read::reopen_descriptor): New function.
6177 (File_read::release): Release descriptor.
6178 (File_read::do_read): Make non-const. Reopen descriptor.
6179 (File_read::read): Make non-const.
6180 (File_read::make_view): Reopen descriptor.
6181 (File_read::do_readv): Likewise.
6182 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6183 Update declarations.
6184 * layout.cc: Include "descriptors.h".
6185 (Layout::create_build_id): Use open_descriptor rather than open.
6186 * output.cc: Include "descriptors.h".
6187 (Output_file::open): Use open_descriptor rather than open.
6188 * archive.cc (Archive::const_iterator): Change Archive to be
6190 (Archive::begin, Archive::end): Make non-const.
6191 (Archive::count_members): Likewise.
6192 * archive.h (class Archive): Update declarations.
6193 * object.h (Object::read): Make non-const.
6194 * Makefile.am (CCFILES): Add descriptors.cc.
6195 (HFILES): Add descriptors.h.
6196 * Makefile.in: Rebuild.
6199 * gold.h: Always include <clocale>. Add Solaris workarounds
6200 following code in binutils/sysdep.h.
6203 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6204 this->eh_frame_hdr_ is NULL before using it.
6206 * dynobj.cc (Versions::Versions): Update comment.
6208 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6209 the base version name.
6211 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6212 array size plus one.
6213 (Stringpool_template::set_string_offsets): Subtract one from key
6214 before using it as an array index.
6215 (Stringpool_template::get_offset_with_length): Likewise.
6216 (Stringpool_template::write_to_buffer): Likewise.
6217 * stringpool.h (Stringpool_template::get_offset_from_key):
6220 2008-07-23 Ian Lance Taylor <iant@google.com>
6223 * object.h (Merged_symbol_value::value): Do our best to handle a
6227 * script.cc (Version_script_info::get_versions): Don't add empty
6228 version tag to return value.
6229 (Version_script_info::get_symbol_version_helper): Change return
6230 type to bool. Add pversion parameter. Change all callers.
6231 (script_register_vers_node): Don't require a non-NULL tag.
6232 * script.h (class Version_script_info): Update declarations.
6233 (Version_script_info::get_symbol_version): Change return type to
6234 bool. Add version parameter. Change all callers.
6235 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6236 handling. Handle an empty version from a version script.
6237 (Symbol_table::define_special_symbol): Likewise.
6238 * testsuite/ver_test_10.script: New file.
6239 * testsuite/ver_test_10.sh: New file.
6240 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6241 (check_DATA): Add ver_test_10.syms.
6242 (ver_test_10.syms, ver_test_10.so): New target.
6243 * testsuite/Makefile.in: Rebuild.
6245 2008-07-23 Simon Baldwin <simonb@google.com>
6247 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6248 to zero for undefined symbols from dynamic libraries.
6250 2008-07-23 Ian Lance Taylor <iant@google.com>
6252 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6254 * symtab.h (class Symbol_table): Update declaration.
6255 * testsuite/ver_test_9.cc: New file.
6256 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6257 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6258 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6259 (ver_test_9.so, ver_test_9.o): New targets.
6260 * testsuite/Makefile.in: Rebuild.
6262 2008-07-22 Ian Lance Taylor <iant@google.com>
6264 * options.h (class General_options): Define --check-sections.
6265 * layout.cc (Layout::set_segment_offsets): Handle
6268 * options.h (class General_options): Define -n/--nmagic and
6270 * options.cc (General_options::finalize): For -n/--nmagic or
6271 -N/--omagic, set -static.
6272 * layout.cc (Layout::attach_allocated_section_to_segment): If
6273 -N/--omagic, don't put read-only and read-write sections in
6275 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6276 finding a read-only segment.
6277 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6278 don't set the minimum segment alignment to the common page size,
6279 and don't set the file offset to the address modulo the page size.
6280 * script-sections.cc (Script_sections::create_segments): If
6281 -n/--omagic, don't put read-only and read-write sections in
6284 * cref.cc: New file.
6286 * options.h (class General_options): Add --print-symbol-counts.
6287 * main.cc (main): Issue defined symbol report if requested.
6288 * archive.cc (Archive::interpret_header): Make into a const member
6290 (Archive::add_symbols): Call Input_objects::archive_start and
6292 (Archive::const_iterator): Define new class.
6293 (Archive::begin, Archive::end): New functions.
6294 (Archive::include_all_members): Rewrite to use iterator.
6295 (Archive::count_members): New function.
6296 * archive.h (class Archive): Update declarations.
6297 (Archive::filename): New function.
6298 * object.cc: Include "cref.h".
6299 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6300 (Sized_relobj::do_get_global_symbol_counts): New function.
6301 (Input_objects::add_object): Add object to cross-referencer.
6302 (Input_objects::archive_start): New function.
6303 (Input_objects::archive_stop): New function.
6304 (Input_objects::print_symbol_counts): New function.
6305 * object.h: Declare Cref and Archive.
6306 (Object::get_global_symbol_counts): New function.
6307 (Object::do_get_global_symbol_counts): New pure virtual function.
6308 (class Sized_relobj): Add defined_count_ field. Update
6310 (class Input_objects): Add cref_ field. Update constructor.
6311 Update declarations.
6312 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6314 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6316 (Sized_dynobj::do_get_global_symbol_counts): New function.
6317 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6318 defined_count_. Update declarations. Define Symbols typedef.
6319 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6320 parameter. Change all callers.
6321 (Symbol_table::add_from_dynobj): Add sympointers and defined
6322 parameters. Change all callers.
6323 * symtab.h (class Symbol_table): Update declarations.
6324 * Makefile.am (CCFILES): Add cref.cc.
6325 (HFILES): Add cref.h.
6326 * Makefile.in: Rebuild.
6328 2008-07-22 Simon Baldwin <simonb@google.com>
6330 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6331 to zero when writing undefined symbols.
6333 2008-07-22 Ian Lance Taylor <iant@google.com>
6335 * output.cc (Output_section::add_input_section): Don't try to
6336 merge empty merge sections.
6338 2008-07-21 Craig Silverstein <csilvers@google.com>
6340 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6341 Include symbol version in error message.
6343 2008-07-20 Chris Demetriou <cgd@google.com>
6345 * configure.ac (gold_cv_c_random_seed): New configured variable.
6346 (RANDOM_SEED_CFLAGS): New substituted variable.
6347 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6348 * configure: Rebuild.
6349 * Makefile.in: Likewise.
6350 * testsuite/Makefile.in: Likewise.
6352 2008-07-18 Ian Lance Taylor <iant@google.com>
6354 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6355 where we see NAME/NULL and NAME/VERSION as separate symbols.
6356 * testsuite/ver_test_main.cc (main): Call t4.
6357 (t4, t4_2a): Define.
6358 * testsuite/ver_test_2.cc (t4_2): Define.
6359 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6360 * testsuite/ver_test_4.cc (t4_2a): Define.
6361 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6362 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6364 2008-07-17 Ian Lance Taylor <iant@google.com>
6366 * dynobj.cc (Versions::add_def): If we give an error about a
6367 missing version, go ahead and create the version anyhow.
6369 2008-07-10 Ian Lance Taylor <iant@google.com>
6371 Handle output sections with more than 0x7fffffff bytes.
6372 * object.h (class Relobj): Change map_to_output_ to
6373 output_sections_, and just keep a section pointer. Change all
6374 uses. Move comdat group support to Sized_relobj.
6375 (Relobj::is_section_specially_mapped): Remove.
6376 (Relobj::output_section): Remove poff parameter. Change all
6378 (Relobj::output_section_offset): New function.
6379 (Relobj::set_section_offset): Rewrite.
6380 (Relobj::map_to_output): Remove.
6381 (Relobj::output_sections): New function.
6382 (Relobj::do_output_section_offset): New pure virtual function.
6383 (Relobj::do_set_section_offset): Likewise.
6384 (class Sized_relobj): Add section_offsets_ field. Add comdat
6385 group support from Relobj. Update declarations.
6386 (Sized_relobj::get_output_section_offset): New function.
6387 (Sized_relobj::do_output_section_offset): New function.
6388 (Sized_relobj::do_set_section_offset): New function.
6389 * object.cc (Relobj::output_section_address): Remove.
6390 (Sized_relobj::Sized_relobj): Initialize new fields.
6391 (Sized_relobj::include_section_group): Cast find_kept_object to
6393 (Sized_relobj::include_linkonce_section): Likewise.
6394 (Sized_relobj::do_layout): Use separate arrays for output section
6396 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6398 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6399 output_sections and section_offsets.
6400 (Sized_relobj::write_local_symbols): Likewise.
6401 (map_to_kept_section): Compute output address directly.
6402 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6403 output_sections and section_offsets.
6404 (Sized_relobj::write_sections): Likewise.
6405 (Sized_relobj::relocate_sections): Likewise.
6406 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6407 * output.h (class Output_reloc): Update declarations. Change
6408 u2_.relobj to Sized_relobj*.
6409 (class Output_data_reloc): Change add functions to use
6411 * output.cc (Output_reloc::Output_reloc): Change relobj to
6413 (Output_reloc::local_section_offset): Change return type to
6414 Elf_Addr. Use get_output_section_offset.
6415 (Output_reloc::get_address): Likewise.
6416 (Output_section::is_input_address_mapped): Don't call
6417 is_section_specially_mapped.
6418 (Output_section::output_offset): Likewise.
6419 (Output_section::output_address): Likewise.
6420 (Output_section::starting_output_address): Likewise.
6421 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6422 parameter to Sized_relobj*.
6423 (Copy_relocs::need_copy_reloc): Likewise.
6424 (Copy_relocs::save): Likewise.
6425 * copy-relocs.h (class Copy_relocs): Update declarations.
6426 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6427 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6428 * target-reloc.h (relocate_for_relocatable): Change
6429 offset_in_output_section type to Elf_Addr. Change code that uses
6431 * layout.cc (Layout::layout): Always set *off.
6432 * mapfile.cc (Mapfile::print_input_section): Use
6433 output_section_offset.
6434 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6436 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6437 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6438 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6440 2008-07-03 Ian Lance Taylor <iant@google.com>
6442 * layout.cc (Layout::include_section): Do not discard unrecognized
6443 SHT_STRTAB sections.
6445 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6447 * script.cc (Lex::can_continue_name): Make '?' allowable in
6448 version-script names.
6449 * testsuite/version_script.map: Change glob pattern to use '?'
6451 2008-06-30 Manish Singh <yosh@gimp.org>
6454 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6457 2008-06-30 Ian Lance Taylor <iant@google.com>
6461 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6462 versions]: Don't try to read the value in the contents, since we
6463 don't use it. Use the template endianness when writing.
6465 2008-06-25 Cary Coutant <ccoutant@google.com>
6467 * fileread.cc (File_read::make_view): Assert on zero-length view.
6468 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6469 symbol table when there are no symbols to read.
6471 2008-06-23 Craig Silverstein <csilvers@google.com>
6473 * version.cc (version_string): Bump to 1.7
6475 2008-06-18 Craig Silverstein <csilvers@google.com>
6477 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6478 constant 0xFFFF to type Valtype.
6479 (Powerpc_relocate_functions::rel16_ha): Likewise.
6481 2008-06-17 Ian Lance Taylor <iant@google.com>
6483 * output.h (Output_section::Input_section): Initialize p2align_ to
6484 zero for Output_section_data constructors.
6485 (Output_section::Input_section::addralign): If not an input
6486 section, return the alignment of the Output_section_data.
6487 * testsuite/copy_test.cc: New file.
6488 * testsuite/copy_test_1.cc: New file.
6489 * testsuite/copy_test_2.cc: New file.
6490 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6491 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6492 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6493 (copy_test_1_pic.o, copy_test_1.so): New targets.
6494 (copy_test_2_pic.o, copy_test_2.so): New targets.
6495 * testsuite/Makefile.in: Rebuild.
6497 * script-sections.cc (Script_sections::place_orphan): Initialize
6498 local variable exact.
6500 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6502 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6504 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6505 David S. Miller <davem@davemloft.net>
6507 * powerpc.cc: New file.
6508 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6509 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6510 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6511 * Makefile.in: Rebuild.
6513 2008-06-09 Ian Lance Taylor <iant@google.com>
6515 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6517 (throwing, orig_terminate): New static variables.
6518 (terminate_handler): New static function.
6519 (t2): Set terminate handler.
6521 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6524 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6527 2008-05-30 Cary Coutant <ccoutant@google.com>
6529 * archive.cc (Archive::include_all_members) Correct to step
6530 over symbol table and extended name table in thin archives.
6532 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6535 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6538 2008-05-28 Caleb Howe <cshowe@google.com>
6540 * reduced_debug_output.cc: New file.
6541 * reduced_debug_output.h: New file.
6542 * options.h (class General_options): Add --strip-debug-non-line.
6543 * options.cc (General_options::finalize): Add strip_debug_non_line
6544 to the strip heirarchy.
6545 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6547 * layout.cc: Include "reduced_debug_output.h".
6548 (Layout::Layout): Initialize new fields.
6549 (line_only_debug_sections): New static array.
6550 (is_lines_only_debug_sections): New static inline function.
6551 (Layout::include_section): Handle --strip-debug-non-line.
6552 (Layout::make_output_section): If --strip-debug-non-line, build
6553 new output sections for .debug_abbrev and .debug_info.
6554 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6555 gold. Warn about possible overflow.
6556 (read_signed_LEB_128): Likewise.
6557 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6558 (read_signed_LEB_128): Declare.
6559 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6560 (HFILES): Add reduced_debug_output.h.
6561 * Makefile.in: Rebuild.
6563 2008-05-21 Ian Lance Taylor <iant@google.com>
6565 * mapfile.cc: New file.
6566 * mapfile.h: New file.
6567 * options.h (class General_options): Add -M/--print-map and -Map.
6568 * options.cc (General_options::finalize): Make -M equivalent to
6570 * main.cc: Include <cstdio> and "mapfile.h".
6571 (main): Open mapfile if requested.
6572 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6573 constructor. Change caller.
6574 (queue_initial_tasks): Add mapfile parameter. Change caller.
6575 (queue_middle_tasks): Likewise.
6576 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6578 * archive.cc: Include "mapfile.h".
6579 (Archive::add_symbols): Add mapfile parameter. Change all
6580 callers. Pass mapfile, symbol, and reason to include_member.
6581 (Archive::include_all_members): Add mapfile parameter. Change all
6583 (Archive::include_member): Add mapfile, sym, and why parameters.
6584 Change all callers. Report inclusion to map file.
6585 * archive.h: Include "fileread.h".
6586 (class Archive): Update declarations.
6587 (Archive::file): New const method.
6588 (class Add_archive_symbols): Add mapfile_ field. Update
6589 constructor. Change all callers.
6590 * readsyms.h (class Read_symbols): Likewise.
6591 (class Finish_group): Likewise.
6592 (class Read_script): Likewise.
6593 * common.cc: Include "mapfile.h".
6594 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6596 (Symbol_table::do_allocate_commons): Likewise.
6597 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6598 symbol allocation to mapfile.
6599 * common.h (class Allocate_commons_task): Add mapfile_ field.
6600 Update constructor. Change all callers.
6601 * symtab.h (class Symbol_table): Update declarations.
6602 * layout.cc: Include "mapfile.h".
6603 (Layout_task_runner::run): Print information to mapfile.
6604 (Layout::create_gold_note): Change Output_data_fixed_space to
6605 Output_data_zero_fill.
6606 (Layout::create_build_id): Likewise.
6607 (Layout::print_to_mapfile): New function.
6608 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6609 constructor. Change caller.
6610 (class Layout): Declare print_to_mapfile.
6611 * output.cc (Output_section::Input_section::print_to_mapfile): New
6613 (Output_section::add_input_section): If producing a map, always
6614 add to input_sections_ list.
6615 (Output_section::do_print_to_mapfile): New function.
6616 (Output_segment::print_sections_to_mapfile): New function.
6617 (Output_segment::print_section_list_to_mapfile): New function.
6618 * output.h: Include "mapfile.h".
6619 (Output_data::print_to_mapfile): New function.
6620 (Output_data::do_print_to_mapfile): New virtual function.
6621 (Output_segment_headers::do_print_to_mapfile): New function.
6622 (Output_file_header::do_print_to_mapfile): New function.
6623 (Output_data_const::do_print_to_mapfile): New function.
6624 (class Output_data_const_buffer): Add map_name_ field. Update
6625 constructor. Change all callers. Add do_print_to_mapfile
6627 (class Output_data_fixed_space): Likewise.
6628 (class Output_data_space): Likewise.
6629 (class Output_data_zero_fill): New class.
6630 (Output_data_strtab::do_print_to_mapfile): New function.
6631 (Output_data_reloc_base::do_print_to_mapfile): New function.
6632 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6633 (Output_data_group::do_print_to_mapfile): New function.
6634 (Output_data_got::do_print_to_mapfile): New function.
6635 (Output_data_dynamic::do_print_to_mapfile): New function.
6636 (Output_symtab_xindex::do_print_to_mapfile): New function.
6637 (class Output_section): Declare do_print_to_mapflie. Declare
6638 print_to_mapfile in Input_section.
6639 (class Output_segment): Declare new functions.
6640 * object.h (Sized_relobj::symbol_count): New function.
6641 * script-sections.cc
6642 (Output_section_element_dot_assignment::set_section_addresses):
6643 Change Output_data_fixed_space to Output_data_zero_fill.
6644 (Output_data_expression::do_print_to_mapfile): New function.
6645 * script.cc (read_input_script): Add mapfile parameter. Change
6647 * script.h (read_input_script): Update declaration.
6648 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6649 (Eh_frame::do_print_to_mapfile): New function.
6650 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6651 (Output_merge_string::do_print_to_mapfile): New function.
6652 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6654 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6656 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6658 * Makefile.am (CCFILES): Add mapfile.cc.
6659 (HFILES): Add mapfile.h.
6660 * Makefile.in: Rebuild.
6662 2008-05-19 Ian Lance Taylor <iant@google.com>
6664 * options.h (class General_options): Add -z relro.
6665 * layout.cc (Layout::Layout): Initialize relro_segment_.
6666 (Layout::add_output_section_data): Return the output section.
6667 (Layout::make_output_section): Rcognize relro sections and mark
6669 (Layout::attach_allocated_section_to_segment): Put relro sections
6670 in a PT_GNU_RELRO segment.
6671 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6673 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6675 (Layout::linkonce_mapping): Map d.rel.ro.local to
6677 (Layout::output_section_name): Us .data.rel.ro.local for any
6678 section which begins with that.
6679 * layout.h (class Layout): Update add_output_section_data
6680 declaration. Add relro_segment_ field.
6681 * output.cc (Output_section::Output_section): Initialize is_relro_
6682 and is_relro_local_ fields.
6683 (Output_segment::add_output_section): Group relro sections.
6684 (Output_segment::is_first_section_relro): New function.
6685 (Output_segment::maximum_alignment): If there is a relro section,
6686 align the segment to the common page size.
6687 (Output_segment::set_section_addresses): Track whether we are
6688 looking at relro sections. If the last section is a relro
6689 section, align to the common page size.
6690 (Output_segment::set_section_list_addresses): Add in_relro
6691 parameter. Change all callers. Align to the page size when
6692 moving from relro to non-relro section.
6693 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6695 * output.h (class Output_section): Add is_relro_ and
6696 is_relro_local_ fields.
6697 (Output_section::is_relro): New function.
6698 (Output_section::set_is_relro): New function.
6699 (Output_section::is_relro_local): New function.
6700 (Output_section::set_is_relro_local): New function.
6701 (class Output_segment): Update declarations.
6702 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6703 * sparc.cc (Target_sparc::got_section): Likewise.
6704 * x86_64.cc (Target_x86_64::got_section): Likewise.
6705 * testsuite/relro_test_main.cc: New file.
6706 * testsuite/relro_test.cc: New file.
6707 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6708 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6709 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6710 (relro_test.so, relro_test_pic.o): New targets.
6711 * testsuite/Makefile.in: Rebuild.
6713 2008-05-16 Ian Lance Taylor <iant@google.com>
6715 * output.cc (Output_segment::add_output_section): Remove front
6717 * output.h (class Output_segment): Remove
6718 add_initial_output_section and overloaded add_output_section.
6719 Update declaration of remaining add_output_section.
6720 * layout.cc (Layout::create_interp): Call add_output_section
6721 rather than add_initial_output_section.
6722 (Layout::finish_dynamic_section): Likewise.
6724 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6725 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6726 know the dynamic type.
6727 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6728 field. Initialize it in constructor.
6729 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6730 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6731 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6734 * output.cc (Output_reloc::get_address): Change return type to
6736 * output.h (class Output_reloc): Update get_address declaration.
6737 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6738 for section addresses.
6740 2008-05-09 Ian Lance Taylor <iant@google.com>
6743 * gold.cc (gold_nomem): Use return value of write.
6745 2008-05-08 Ian Lance Taylor <iant@google.com>
6747 * symtab.c (Symbol::init_base_output_data): Add version
6748 parameter. Change all callers.
6749 (Symbol::init_base_output_segment): Likewise.
6750 (Symbol::init_base_constant): Likewise.
6751 (Symbol::init_base_undefined): Likewise.
6752 (Sized_symbol::init_output_data): Likewise.
6753 (Sized_symbol::init_output_segment): Likewise.
6754 (Sized_symbol::init_constant): Likewise.
6755 (Sized_symbol::init_undefined): Likewise.
6756 (Symbol_table::do_define_in_output_data): If the new symbol has a
6757 version, mark it as the default.
6758 (Symbol_table::do_define_in_output_segment): Likewise.
6759 (Symbol_table::do_define_as_constant): Likewise.
6760 * symtab.h (class Symbol): Update declarations.
6761 (class Sized_symbol): Likewise.
6762 * resolve.cc (Symbol::override_version): New function.
6763 (Symbol::override_base): Call override_version.
6764 (Symbol::override_base_with_special): Likewise.
6765 * testsuite/ver_script_8.script: New file.
6766 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6767 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6768 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6769 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6771 2008-05-06 Ian Lance Taylor <iant@google.com>
6774 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6776 (class General_options): Remove existing --undefined, and add
6777 --no-undefined instead. Add new --undefined as synonym for -u.
6778 * archive.cc (Archive::add_symbols): Check whether symbol was
6780 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6781 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6782 all uses. Add IS_UNDEFINED. Update declarations to split
6783 different versions of init_base. Declare init_base_undefined.
6784 (Symbol::is_defined): Handle IS_UNDEFINED.
6785 (Symbol::is_undefined): Likewise.
6786 (Symbol::is_weak_undefined): Call is_undefined.
6787 (Symbol::is_absolute): Handle IS_CONSTANT.
6788 (class Sized_symbol): Update declarations to split different
6789 versions of init. Declare init_undefined.
6790 (class Symbol_table): Declare new functions.
6791 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6793 (Symbol::init_base_output_data): Likewise.
6794 (Symbol::init_base_output_segment): Likewise.
6795 (Symbol::init_base_constant): Likewise.
6796 (Symbol::init_base_undefined): New function.
6797 (Sized_symbol::init_object): Rename from init. Change all
6799 (Sized_symbol::init_output_data): Likewise.
6800 (Sized_symbol::init_output_segment): Likewise.
6801 (Sized_symbol::init_constant): Likewise.
6802 (Sized_symbol::init_undefined): New function.
6803 (Symbol_table::add_undefined_symbols_from_command_line): New
6805 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6807 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6808 (Symbol::output_section): Likewise.
6809 (Symbol::set_output_section): Likewise.
6810 (Symbol_table::sized_finalize_symbol): Likewise.
6811 (Symbol_table::sized_write_globals): Likewise.
6812 * resolve.cc (Symbol_table::should_override): Likewise.
6813 (Symbol::override_base_with_special): Likewise.
6815 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6816 symbol, change it to have default visibility.
6817 * testsuite/protected_1.cc: New file.
6818 * testsuite/protected_2.cc: New file.
6819 * testsuite/protected_3.cc: New file.
6820 * testsuite/protected_main_1.cc: New file.
6821 * testsuite/protected_main_2.cc: New file.
6822 * testsuite/protected_main_3.cc: New file.
6823 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6824 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6825 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6826 (protected_1.so): New target.
6827 (protected_1_pic.o, protected_2_pic.o): New targets.
6828 (protected_3_pic.o): New target.
6829 (check_PROGRAMS): Add protected_2.
6830 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6831 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6832 * testsuite/Makefile.in: Rebuild.
6834 * options.h (DEFINE_var): Add set_user_set_##varname__.
6835 (DEFINE_bool_alias): New macro.
6836 (class General_options): Define -Bstatic using DEFINE_bool_alias
6837 rather than DEFINE_special. Add --undefined as an alias for -z
6839 * options.cc (General_options::parse_Bstatic): Remove.
6841 * options.h (class General_options): Add --fatal-warnings.
6842 * main.cc (main): Implement --fatal-warnings.
6843 * errors.h (Errors::warning_count): New function.
6845 * options.h (class General_options): Add -Bsymbolic-functions.
6846 * symtab.h (Symbol::is_preemptible): Check for
6847 -Bsymbolic-functions.
6849 2008-05-05 Ian Lance Taylor <iant@google.com>
6851 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6852 as noVARNAME rather than no-VARNAME.
6853 (class General_options): Add option -z combreloc.
6854 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6856 (Output_reloc::sort_before) [SHT_REL]: New function.
6857 (Output_reloc::sort_before) [SHT_RELA]: New function.
6858 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6859 Sort_relocs_comparison.
6860 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6861 parameter. Change all callers.
6862 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6863 sort_relocs parameter. Change all callers.
6864 * output.cc (Output_reloc::get_address): New function, broken out
6866 (Output_reloc::write_rel): Call it.
6867 (Output_reloc::compare): New function.
6868 (Output_data_reloc_base::do_write): Optionally sort relocs.
6870 * configure.ac: If targ_extra_obj is set, link it in.
6871 * configure.tgt: Initialize all variables.
6872 (x86_64*): Set targ_extra_obj and targ_extra_size.
6873 * configure: Rebuild.
6875 * object.cc (Sized_relobj::include_section_group): Adjust section
6876 indexes read from group data. Build vector to pass to
6878 * layout.cc (Layout::layout_group): Add flags and shndxes
6879 parameters. Remove contents parameter. Change caller. Update
6880 explicit instantiations.
6881 * layout.h (class Layout): Update layout_group declaration.
6882 * output.cc (Output_data_group::Output_data_group): Add flags and
6883 input_shndxes parameters. Remove contents parameter. Change
6885 (Output_data_group::do_write): Change input_sections_ to
6887 * output.h (class Output_data_group): Update constructor
6888 declaration. Rename input_sections_ to input_shndxes_.
6889 * testsuite/many_sections_test.cc: Add template.
6891 2008-04-30 Cary Coutant <ccoutant@google.com>
6893 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6895 * layout.cc (Layout::include_section): Refactored check for debug
6897 (Layout::add_comdat): Add new parameters. Change type
6898 of signature parameter. Add object and shndx to signatures table.
6899 (Layout::find_kept_object): New function.
6900 * layout.h: Include <cstring>.
6901 (Layout::is_debug_info_section): New function.
6902 (Layout::add_comdat): Add new parameters.
6903 (Layout::find_kept_object): New function.
6904 (Layout::Kept_section): New struct.
6905 (Layout::Signatures): Change type of map range.
6906 * object.cc (Relobj::output_section_address): New function.
6907 (Sized_relobj::include_section_group): Add new parameters. Change
6908 calls to Layout::add_comdat. Change to build table of kept comdat
6909 groups and table mapping discarded sections to kept sections.
6910 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6911 (Sized_relobj::do_layout): Change calls to include_section_group and
6912 include_linkonce_section.
6913 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6914 value to zero when section is discarded.
6915 (Sized_relobj::map_to_kept_section): New function.
6916 * object.h (Relobj::output_section_address): New function.
6917 (Relobj::Comdat_group): New type.
6918 (Relobj::find_comdat_group): New function.
6919 (Relobj::Comdat_group_table): New type.
6920 (Relobj::Kept_comdat_section): New type.
6921 (Relobj::Kept_comdat_section_table): New type.
6922 (Relobj::add_comdat_group): New function.
6923 (Relobj::set_kept_comdat_section): New function.
6924 (Relobj::get_kept_comdat_section): New function.
6925 (Relobj::comdat_groups_): New field.
6926 (Relobj::kept_comdat_sections_): New field.
6927 (Symbol_value::input_value): Update comment.
6928 (Sized_relobj::map_to_kept_section) New function.
6929 (Sized_relobj::include_linkonce_section): Add new parameter.
6930 * target-reloc.h (Comdat_behavior): New type.
6931 (get_comdat_behavior): New function.
6932 (relocate_section): Add code to map a discarded section to the
6933 corresponding kept section when applying a relocation.
6935 2008-04-30 Craig Silverstein <csilvers@google.com>
6937 * dwarf_reader.cc (next_generation_count): New static var.
6938 (Addr2line_cache_entry): New struct.
6939 (addr2line_cache): New static var.
6940 (Dwarf_line_info::one_addr2line): Added caching.
6941 (Dwarf_line_info::clear_addr2line_cache): New function.
6942 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6943 cache-size parameter.
6944 (Dwarf_line_info::one_addr2line_cache): New function.
6945 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6946 new cache-size argument to one_addr2line(), and clear cache.
6948 2008-04-28 Cary Coutant <ccoutant@google.com>
6950 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6951 R_386_PC8 relocations.
6953 2008-04-23 Ian Lance Taylor <iant@google.com>
6955 * object.cc (Sized_relobj::include_section_group): Check for
6956 invalid section group.
6958 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6961 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6962 than read for file header.
6963 * archive.cc (Archive::include_member): Likewise.
6965 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6967 * aclocal.m4: Regenerate.
6968 * configure: Regenerate.
6970 2008-04-19 Ian Lance Taylor <iant@google.com>
6972 * version.cc (version_string): Bump to 1.6.
6974 * testsuite/Makefile.am (many_sections_r_test): New target.
6975 (many_sections_r_test_SOURCES): Remove.
6976 (many_sections_r_test_DEPENDENCIES): Remove.
6977 (many_sections_r_test_LDFLAGS): Remove.
6978 (many_sections_r_test_LDADD): Remove.
6980 * object.cc (Sized_relobj::do_add_symbols): Always pass
6981 local_symbol_count_ to add_from_relobj.
6983 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6984 every thousand variables.
6985 * testsuite/Makefile.in: Rebuild.
6987 * object.cc (Xindex::initialize_symtab_xindex): New function.
6988 (Xindex::read_symtab_xindex): New function.
6989 (Xindex::sym_xindex_to_shndx): New function.
6990 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6992 (Sized_relobj::do_initialize_xindex): New function.
6993 (Sized_relobj::do_read_symbols): Adjust section links.
6994 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6995 parameter. Change all callers.
6996 (Sized_relobj::include_section_group): Adjust section links and
6997 symbol section indexes.
6998 (Sized_relobj::do_layout): Adjust section links.
6999 (Sized_relobj::do_count_local_symbols): Adjust section links and
7000 symbol section indexes.
7001 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7002 ordinary and special symbols.
7003 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7004 dynsym_xindex parameters. Change all callers. Adjust section
7005 links. Use SHN_XINDEX when needed.
7006 (Sized_relobj::get_symbol_location_info): Adjust section links.
7007 Don't get fooled by special symbols.
7008 * object.h (class Xindex): Define.
7009 (class Object): Add xindex_ parameter. Declare virtual functoin
7010 do_initialize_xindex.
7011 (Object::adjust_sym_shndx): New function.
7012 (Object::set_xindex): New protected function.
7013 (class Symbol_value): Add is_ordinary_shndx_ field.
7014 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7015 (Symbol_value::value): Assert ordinary section.
7016 (Symbol_value::initialize_input_to_output_map): Likewise.
7017 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7019 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7021 (class Sized_relobj): Update declarations.
7022 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7023 parameter. Change all callers.
7024 (Sized_relobj::adjust_shndx): New function.
7025 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7027 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7028 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7029 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7030 (Sized_dynobj::read_dynsym_section): Adjust section links.
7031 (Sized_dynobj::read_dynamic): Likewise.
7032 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7034 (Sized_dynobj::do_initialize_xindex): New function.
7035 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7036 do_initialize_xindex.
7037 (Sized_dynobj::adjust_shndx): New function.
7038 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7039 dynsym_xindex_ fields.
7040 (Layout::finalize): Add a call to set_section_indexes before
7041 creating the symtab sections.
7042 (Layout::set_section_indexes): Don't do anything if the section
7043 already has a section index.
7044 (Layout::create_symtab_sections): Add shnum parameter. Change
7045 caller. Create .symtab_shndx section if needed.
7046 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7048 (Layout::allocated_output_section_count): New function.
7049 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7051 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7052 fields. Update declarations.
7053 (Layout::symtab_xindex): New function.
7054 (Layout::dynsym_xindex): New function.
7055 (class Write_symbols_task): Add layout_ field.
7056 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7058 * output.cc (Output_section_headers::Output_section_headers): Add
7059 shstrtab_section parameter. Change all callers.
7060 (Output_section_headers::do_sized_write): Store overflow values
7061 for section count and section string table section index in
7062 section header zero.
7063 (Output_file_header::do_sized_write): Check for overflow of
7064 section count and section string table section index.
7065 (Output_symtab_xindex::do_write): New function.
7066 (Output_symtab_xindex::endian_do_write): New function.
7067 * output.h (class Output_section_headers): Add shstrtab_section_.
7068 Update declarations.
7069 (class Output_symtab_xindex): Define.
7070 (Output_section::has_out_shndx): New function.
7071 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7073 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7075 (Sized_symbol::init): Likewise.
7076 (Symbol::output_section): Check for ordinary symbol.
7077 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7078 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7080 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7081 Change all callers. Simplify handling of symbols from sections
7082 not included in the link.
7083 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7085 (Weak_alias_sorter::operator()): Assert that symbols are
7087 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7089 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7090 parameters. Change all callers.
7091 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7092 symbol distinction. Use SHN_XINDEX when needed.
7093 (Symbol_table::write_section_symbol): Add symtab_xindex
7094 parameter. Change all callers.
7095 (Symbol_table::sized_write_section_symbol): Likewise. Use
7096 SHN_XINDEX when needed.
7097 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7099 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7100 (Symbol::is_defined): Check is_ordinary.
7101 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7102 (Symbol::is_absolute, Symbol::is_common): Likewise.
7103 (class Sized_symbol): Update declarations.
7104 (class Symbol_table): Update declarations.
7105 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7106 parameters. Change all callers.
7107 (Sized_symbol::override): Likewise.
7108 (Symbol_table::override): Likewise.
7109 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7110 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7111 is_ordinary, and orig_st_shndx parameters. Change all callers.
7112 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7113 to be in an ordinary section.
7114 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7115 object and is_ordinary parameters. Change all callers.
7116 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7117 Change all callers. Don't add undefined or non-ordinary symbols
7119 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7121 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7123 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7124 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7125 (Sized_relobj::relocate_sections): Likewise.
7126 * target-reloc.h (scan_relocs): Adjust section symbol index.
7127 (scan_relocatable_relocs): Likewise.
7128 * i386.cc (Scan::local): Check for ordinary symbols.
7129 * sparc.cc (Scan::local): Likewise.
7130 * x86_64.cc (Scan::local): Likewise.
7131 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7132 to symbol_section_and_value.
7133 * testsuite/many_sections_test.cc: New file.
7134 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7135 (check_PROGRAMS): Add many_sections_test.
7136 (many_sections_test_SOURCES): Define.
7137 (many_sections_test_DEPENDENCIES): Define.
7138 (many_sections_test_LDFLAGS): Define.
7139 (BUILT_SOURCES): Add many_sections_define.h.
7140 (many_sections_define.h): New target.
7141 (BUILT_SOURCES): Add many_sections_check.h.
7142 (many_sections_check.h): New target.
7143 (check_PROGRAMS): Add many_sections_r_test.
7144 (many_sections_r_test_SOURCES): Define.
7145 (many_sections_r_test_DEPENDENCIES): Define.
7146 (many_sections_r_test_LDFLAGS): Define.
7147 (many_sections_r_test_LDADD): Define.
7148 (many_sections_r_test.o): New target.
7149 * testsuite/Makefile.in: Rebuild.
7151 2008-04-17 Cary Coutant <ccoutant@google.com>
7153 * errors.cc (Errors::info): New function.
7154 (gold_info): New function.
7155 * errors.h (Errors::info): New function.
7156 * gold.h (gold_info): New function.
7157 * object.cc (Input_objects::add_object): Print trace output.
7158 * options.cc (options::parse_set): New function.
7159 (General_options::parse_wrap): Deleted.
7160 (General_options::General_options): Deleted initializer.
7161 * options.h (options::String_set): New typedef.
7162 (options::parse_set): New function.
7163 (DEFINE_set): New macro.
7164 (General_options::wrap): Changed to use DEFINE_set. Changed
7165 callers of any_wrap_symbols and is_wrap_symbol.
7166 (General_options::trace, General_options::trace_symbol):
7168 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7169 (General_options::wrap_symbols_): Deleted.
7170 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7172 2008-04-17 David S. Miller <davem@davemloft.net>
7174 * options.cc (General_options::parse_V): New function.
7175 * options.h: Add entries for -V and -Qy.
7177 2008-04-17 Ian Lance Taylor <iant@google.com>
7179 * common.cc (Symbol_table::allocate_commons): Remove options
7180 parameter. Change caller.
7181 (Symbol_table::do_allocate_commons): Remove options parameter.
7182 Change caller. Just call do_allocate_commons_list twice.
7183 (Symbol_table::do_allocate_commons_list): New function, broken out
7184 of do_allocate_commons.
7185 * common.h (class Allocate_commons_task): Remove options_ field.
7187 * symtab.cc (Symbol_table::Symbol_table): Initialize
7189 (Symbol_table::add_from_object): Put TLS common symbols on
7191 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7192 which are IN_OUTPUT_DATA.
7193 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7194 allocate_commons and do_allocate_commons declarations. Declare
7195 do_allocate_commons_list.
7196 * gold.cc (queue_middle_tasks): Update creation of
7197 Allocate_commons_task to not pass options.
7198 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7199 (TLS_TEST_C_FLAGS): New variable.
7200 (tls_test_c_pic.o): New target.
7201 (tls_test_shared.so): Link in tls_test_c_pic.o.
7202 (tls_test_c_pic_ie.o): New target.
7203 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7204 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7205 (tls_test_c.o): New target.
7206 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7207 (tls_pic_test_LDADD): Likewise.
7208 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7209 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7210 (tls_test_c_gnu2.o): New target.
7211 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7213 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7214 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7215 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7216 * testsuite/tls_test.cc: Include "config.h".
7217 (t_last): Call t11_last.
7218 * testsuite/tls_test.h (t11, t11_last): Declare.
7219 * testsuite/tls_test_c.c: New file.
7220 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7221 * configure.ac: Check for OpenMP support.
7222 * configure, config.in, Makefile.in: Rebuild.
7223 * testsuite/Makefile.in: Rebuild.
7225 2008-04-16 Cary Coutant <ccoutant@google.com>
7227 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7228 (Target_i386::tls_base_symbol_defined_): New field.
7229 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7230 (Target_i386::Scan::global): Likewise.
7231 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7232 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7233 (Target_x86_64::tls_base_symbol_defined_): New field.
7234 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7235 (Target_x86_64::Scan::global): Likewise.
7237 2008-04-16 Cary Coutant <ccoutant@google.com>
7239 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7240 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7241 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7242 building shared libraries.
7243 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7244 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7245 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7246 * testsuite/Makefile.in: Rebuild.
7247 * testsuite/weak_undef.h: New file.
7248 * testsuite/weak_undef_file1.cc: Add extra test cases.
7249 * testsuite/weak_undef_file2.cc: Likewise.
7250 * testsuite/weak_undef_test.cc: Likewise.
7252 2008-04-16 David S. Miller <davem@davemloft.net>
7254 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7255 Add issued_non_pic_error_ field. Declare check_non_pic.
7256 (Target_sparc::Scan::check_non_pic): New function.
7257 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7258 (Target_sparc::Scan::global): Likewise.
7260 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7261 * configure: Rebuild.
7263 * options.h (DEFINE_enable): New macro.
7264 (new_dtags): New enable option.
7265 (initfirst, interpose, loadfltr, nodefaultlib,
7266 nodelete, nodlopen, nodump): New -z options.
7267 * layout.cc (Layout:finish_dynamic_section): If new
7268 dtags enabled, emit DT_RUNPATH. Also, emit a
7269 DT_FLAGS_1 containing any specified -z flags.
7271 2008-04-16 Ian Lance Taylor <iant@google.com>
7273 * copy-relocs.cc: New file.
7274 * copy-relocs.h: New file.
7275 * reloc.cc: Remove Copy_relocs code.
7276 * reloc.h: Likewise.
7277 * reloc-types.h (struct Reloc_types) [both versions]: Add
7278 get_reloc_addend_noerror.
7279 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7280 variants of add_global which take an addend which must be zero.
7281 * i386.cc: Include "copy-relocs.h".
7282 (class Target_i386): Change type of copy_relocs_ to variable,
7284 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7286 (Target_i386::do_finalize_sections): Change handling of
7288 * sparc.cc: Include "copy-relocs.h".
7289 (class Target_sparc): Change type of copy_relocs_ to variable,
7291 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7293 (Target_sparc::do_finalize_sections): Change handling of
7295 * x86_64.cc: Include "copy-relocs.h".
7296 (class Target_x86_64): Change type of copy_relocs_ to variable,
7298 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7299 class. Change all callers.
7300 (Target_x86_64::do_finalize_sections): Change handling of
7302 * Makefile.am (CCFILES): Add copy-relocs.cc.
7303 (HFILES): Add copy-relocs.h.
7305 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7307 * testsuite/script_test_4.sh: Permit leading zeroes.
7309 2008-04-15 Ian Lance Taylor <iant@google.com>
7311 * script-sections.cc (Script_sections::create_segments): Use
7312 header_size_adjustment even when there is enough room for the
7314 * testsuite/script_test_4.sh: New file.
7315 * testsuite/script_test_4.t: New file.
7316 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7317 (check_DATA): Add script_test_4.stdout.
7318 (MOSTLYCLEANFILES): Likewise.
7319 (script_test_4): New target.
7320 (script_test_4.stdout): New target.
7321 * testsuite/Makefile.in: Rebuild.
7323 * sparc.cc: Add definitions for Output_data_plt_sparc class
7326 2008-04-14 David S. Miller <davem@davemloft.net>
7328 * sparc.cc: New file.
7329 * Makefile.am (TARGETSOURCES): Add sparc.cc
7330 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7331 * configure.tgt: Document targ_extra_size and
7332 targ_extra_big_endian. Add entries for sparc-* and
7334 * configure.ac: Handle targ_extra_size and
7335 targ_extra_big_endian.
7336 * Makefile.in: Rebuild.
7337 * configure: Likewise.
7338 * po/POTFILES.in: Likewise.
7339 * po/gold.pot: Likewise.
7341 2008-04-14 Ian Lance Taylor <iant@google.com>
7343 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7344 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7345 in the name/type/flags to section mapping. Don't call
7346 allocate_output_section.
7347 (Layout::choose_output_section): Change parameter from adjust_name
7348 to is_input_section. Don't permit input sections after sections
7349 are attached to segments. Don't call allocate_output_section.
7350 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7351 not write_enable_output_section.
7352 (Layout::make_output_section): Don't push to
7353 unattached_section_list_ nor call attach_to_segment. Call
7354 attach_section_to_segment if sections are attached.
7355 (Layout::attach_sections_to_segments): New function.
7356 (Layout::attach_section_to_segment): New function.
7357 (Layout::attach_allocated_section_to_segment): Rename from
7358 attach_to_segment. Remove flags parameter.
7359 (Layout::allocate_output_section): Remove function.
7360 (Layout::write_enable_output_section): Remove function.
7361 * layout.h (class Layout): Update for above changes. Add new
7362 field sections_are_attached_.
7363 * output.h (Output_section::update_flags_for_input_section): New
7365 * output.cc (Output_section::add_input_section): Call
7366 update_flags_for_input_section.
7367 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7369 2008-04-11 Cary Coutant <ccoutant@google.com>
7371 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7372 thought unnecessary.
7373 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7375 2008-04-11 Ian Lance Taylor <iant@google.com>
7377 * output.h (class Output_section_data): Remove inline definition
7379 * output.cc (Output_section_data::set_addralign): New function.
7381 2008-04-11 Cary Coutant <ccoutant@google.com>
7383 Add support for TLS descriptors for i386 and x86_64.
7384 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7385 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7386 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7388 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7389 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7390 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7392 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7393 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7394 Fix problem with initial-exec relocations.
7395 (Target_i386::Relocate::relocate_tls): Likewise.
7396 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7398 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7399 support for section-plus-offset dynamic table entries.
7400 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7401 (Output_data_dynamic::Dynamic_entry): Add support for
7402 section-plus-offset dynamic table entries.
7403 (Output_data_dynamic::Classification): Likewise.
7404 (Output_data_dynamic::classification_): Renamed offset_.
7405 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7406 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7407 (Target_x86_64::make_plt_section): New function.
7408 (Target_x86_64::reserve_tlsdesc_entries): New function.
7409 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7410 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7411 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7412 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7413 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7414 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7415 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7416 add extra PLT entry for TLS descriptors.
7417 (Output_data_plt_x86_64::got_): New field.
7418 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7419 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7421 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7423 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7424 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7425 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7426 R_386_TLS_DESC_CALL relocations.
7427 (Target_x86_64::Scan::global): Likewise.
7428 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7429 for TLS descriptors.
7430 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7431 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7432 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7433 GD-to-IE relaxation.
7434 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7435 and TLS_DESCRIPTORS.
7436 * Makefile.in: Rebuild.
7437 * configure: Rebuild.
7438 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7439 (tls_test_shared2.so): New target.
7440 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7441 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7442 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7443 (tls_shared_gd_to_ie_test_LDADD): New variable.
7444 (tls_shared_gnu2_gd_to_ie_test): New target.
7445 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7447 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7448 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7449 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7450 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7451 (tls_shared_gnu2_test): New target.
7452 (tls_test_gnu2_shared.so): New target.
7453 (tls_shared_gnu2_test_SOURCES): New variable.
7454 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7455 (tls_shared_gnu2_test_LDFLAGS): New variable.
7456 (tls_shared_gnu2_test_LDADD): New variable.
7457 * testsuite/Makefile.in: Rebuild.
7458 * testsuite/Makefile.
7460 2008-04-11 Ian Lance Taylor <iant@google.com>
7462 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7464 * testsuite/Makefile.in: Rebuild.
7466 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7468 * testsuite/script_test_2.cc (main): Adjust test.
7470 2008-04-11 David S. Miller <davem@davemloft.net>
7471 Ian Lance Taylor <iant@google.com>
7473 * options.h (General_options): Add entries for '-Y' and
7475 * options.cc (General_options:finalize): If -Y was used, add those
7476 entries to the library path instead of the default "/lib" and
7479 2008-04-11 David S. Miller <davem@davemloft.net>
7481 * testsuite/justsyms.t: Start at 0x100.
7482 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7483 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7485 * testsuite/script_test_2.cc: Adjust string and section length
7488 2008-04-09 Ian Lance Taylor <iant@google.com>
7491 * script-sections.cc (Sections_element::allocate_to_segment): Add
7493 (Output_section_definition::allocate_to_segment): Likewise.
7494 (Orphan_output_section::allocate_to_segment): Likewise.
7495 (Script_sections::attach_sections_using_phdrs_clause): Don't
7496 propagate non-PT_LOAD segments to orphan sections.
7497 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7498 readelf rather than objdump.
7499 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7500 .interp section and PT_INTERP segment are the same size.
7501 * testsuite/Makefile.in: Rebuild.
7503 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7504 aliases for symbols defined in the same object.
7505 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7506 (weak_alias_test_SOURCES): New variable.
7507 (weak_alias_test_DEPENDENCIES): New variable.
7508 (weak_alias_test_LDFLAGS): New variable.
7509 (weak_alias_test_LDADD): New variable.
7510 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7511 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7512 (weak_alias_test_3.o): New target.
7513 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7514 * testsuite/weak_alias_test_main.cc: New file.
7515 * testsuite/weak_alias_test_1.cc: New file.
7516 * testsuite/weak_alias_test_2.cc: New file.
7517 * testsuite/weak_alias_test_3.cc: New file.
7519 2008-04-08 Ian Lance Taylor <iant@google.com>
7521 * options.h (class General_options): Add --noinhibit-exec option.
7522 * main.cc (main): Check --noinhibit-exec.
7524 * options.h (class General_options): Define --wrap as a special
7525 option. Add wrap_symbols_ field.
7526 (General_options::any_wrap_symbols): New function.
7527 (General_options::is_wrap_symbol): New function.
7528 * options.cc (General_options::parse_wrap): New function.
7529 (General_options::General_options): Initialize wrap_symbols_.
7530 * symtab.cc (Symbol_table::wrap_symbol): New function.
7531 (Symbol_table::add_from_object): Handle --wrap.
7532 * symtab.h (class Symbol_table): Declare wrap_symbol.
7533 * target.h (Target::wrap_char): New function.
7534 (Target::Target_info): Add wrap_char field.
7535 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7536 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7537 * testsuite/testfile.cc (Target_test::test_target_info):
7540 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7543 * layout.h (class Layout): Add added_eh_frame_data_ field.
7544 * layout.cc (Layout::Layout): Initialize new field.
7545 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7546 output section until we find a section we merged successfully.
7547 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7548 that the size be non-zero.
7550 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7553 2008-04-08 Craig Silverstein <csilvers@google.com>
7555 * configure.ac: Export new conditional variable HAVE_ZLIB.
7556 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7558 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7559 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7561 2008-04-07 Ian Lance Taylor <iant@google.com>
7563 * version.cc (version_string): Set to "1.5".
7565 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7566 Add issued_non_pic_error_ field. Declare check_non_pic.
7567 (Target_x86_64::Scan::check_non_pic): New function.
7568 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7569 (Target_x86_64::Scan::global): Likewise.
7571 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7572 addend parameter. Change caller. Handle merge sections.
7573 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7574 Address to Addend. Don't add in the result of
7575 local_section_offset, pass down the addend and use the returned
7577 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7578 Update declarations of local_section_offset and symbol_value.
7579 * testsuite/two_file_test_1.cc (t18): New function.
7580 * testsuite/two_file_test_2.cc (f18): New function.
7581 * testsuite/two_file_test_main.cc (main): Call t18.
7582 * testsuite/two_file_test.h (t18, f18): Declare.
7584 * configure.ac: Don't test for objdump, c++filt, or readelf.
7585 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7587 (TEST_READELF): New variable.
7588 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7589 (check_PROGRAMS): Add two_file_strip_test.
7590 (two_file_strip_test): New target.
7591 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7592 (two_file_same_shared_strip_test_SOURCES): New variable.
7593 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7594 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7595 (two_file_same_shared_strip_test_LDADD): New variable.
7596 (two_file_shared_strip.so): New target.
7597 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7598 (ver_test_5.syms, ver_test_7.syms): Likewise.
7599 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7600 (strip_test_3.stdout): Use TEST_OBJDUMP.
7601 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7603 2008-04-04 Cary Coutant <ccoutant@google.com>
7605 * symtab.h (Symbol::is_weak_undefined): New function.
7606 (Symbol::is_strong_undefined): New function.
7607 (Symbol::is_absolute): New function.
7608 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7609 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7611 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7612 (weak_undef_test): New target.
7613 * testsuite/Makefile.in: Rebuild.
7614 * testsuite/weak_undef_file1.cc: New file.
7615 * testsuite/weak_undef_file2.cc: New file.
7616 * testsuite/weak_undef_test.cc: New file.
7618 2008-04-03 Craig Silverstein <csilvers@google.com>
7620 * compressed_output.h (class Output_compressed_section): Use
7622 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7624 (zlib_compressed_suffix): Removed.
7625 (Output_compressed_section::set_final_data_size): Use unsigned
7627 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7628 Fix linker invocation.
7629 (flagstest_o_specialfile_and_compress_debug_sections):
7631 * testsuite/Makefile.in: Regenerated.
7633 2008-04-02 David S. Miller <davem@davemloft.net>
7635 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7636 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7638 2008-04-02 Craig Silverstein <csilvers@google.com>
7642 2008-04-02 Ian Lance Taylor <iant@google.com>
7644 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7645 parameters. Update for new key type to views_. Change all
7647 (File_read::read): Adjust for byteshift in returned view.
7648 (File_read::add_view): New function, broken out of
7650 (File_read::make_view): New function, broken out of
7652 (File_read::find_or_make_view): Add offset and aligned
7653 parameters. Rewrite accordingly. Change all callers.
7654 (File_read::get_view): Add offset and aligned parameters. Adjust
7655 for byteshift in return value.
7656 (File_read::get_lasting_view): Likewise.
7657 * fileread.h (class File_read): Update declarations.
7658 (class File_read::View): Add byteshift_ field. Add byteshift to
7659 constructor. Add byteshift method.
7660 * archive.h (Archive::clear_uncached_views): New function.
7661 (Archive::get_view): Add aligned parameter. Change all callers.
7662 * object.h (Object::get_view): Add aligned parameter. Change all
7664 (Object::get_lasting_view): Likewise.
7666 * fileread.cc (File_read::release): Don't call clear_views if
7667 there are multiple objects.
7668 * fileread.h (File_read::clear_uncached_views): New function.
7669 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7672 2008-03-31 Cary Coutant <ccoutant@google.com>
7674 Add thin archive support.
7675 * archive.cc (Archive::armagt): New const.
7676 (Archive::setup): Remove task parameter and calls to unlock.
7677 (Archive::unlock_nested_archives): New function.
7678 (Archive::read_header): Add nested_off parameter. Change
7680 (Archive::interpret_header): Likewise.
7681 (Archive::include_all_members): Change to handle thin
7683 (Archive::include_member): Likewise.
7684 * archive.h (Archive::Archive): Add new parameters and
7686 (Archive::armagt): New const.
7687 (Archive::setup): Remove task parameter.
7688 (Archive::unlock_nested_archives): New function.
7689 (Archive::read_header): Add nested_off parameter.
7690 (Archive::interpret_header): Likewise.
7691 (Archive::Nested_archive_table): New typedef.
7692 (Archive::is_thin_archive_): New field.
7693 (Archive::nested_archives_): New field.
7694 (Archive::options_): New field.
7695 (Archive::dirpath_): New field.
7696 (Archive::task_): New field.
7697 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7698 for thin archives. Pass additional parameters to
7699 Archive::Archive. Unlock the archive file after calling
7702 2008-03-29 Ian Lance Taylor <iant@google.com>
7704 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7705 version symbol to be local.
7706 * testsuite/ver_test_4.sh: New file.
7707 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7708 (check_DATA): Add ver_test_4.syms.
7709 (ver_test_4.syms): New target.
7710 * testsuite/Makefile.in: Rebuild.
7713 (Output_section::Input_section_sort_entry::has_priority): New
7715 (Output_section::Input_section_sort_entry::match_file_name): New
7717 (Output_section::Input_section_sort_entry::match_section_name):
7719 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7721 (Output_section::Input_section_sort_entry::match_section_file):
7723 (Output_section::Input_section_sort_compare::operator()): Rewrite
7724 using new Input_section_sort_entry functions. Sort crtbegin and
7725 crtend first. Sort sections with no priority before sections with
7727 * testsuite/initpri1.c (d3): Check j != 4.
7728 (cd5): New constructor/destructor function.
7729 (main): Check j != 2.
7731 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7732 new symbol when resolving, don't call set_is_default.
7733 * testsuite/ver_test_7.cc: New file.
7734 * testsuite/ver_test_7.sh: New file.
7735 * testsuite/Makefile.am (ver_test_7.so): New target.
7736 (ver_test_7.o): New target.
7737 (check_SCRIPTS): Add ver_test_7.sh.
7738 (check_DATA): Add ver_test_7.syms.
7739 (ver_test_7.syms): New target.
7741 2008-03-28 Ian Lance Taylor <iant@google.com>
7743 * layout.cc (Layout::layout): If we see an input section with a
7744 name that needs sorting, set the must_sort flag for the output
7746 (Layout::make_output_section): If the name of the output section
7747 indicates that it might require sorting, set the may_sort flag.
7748 * output.h (Output_section::may_sort_attached_input_sections): New
7750 (Output_section::set_may_sort_attached_input_sections): New
7752 (Output_section::must_sort_attached_input_sections): New
7754 (Output_section::set_must_sort_attached_input_sections): New
7756 (class Output_section): Declare Input_section_sort_entry. Define
7757 Input_section_sort_compare. Declare
7758 sort_attached_input_sections. Add new fields:
7759 may_sort_attached_input_sections_,
7760 must_sort_attached_input_sections_,
7761 attached_input_sections_are_sorted_.
7762 * output.cc (Output_section::Output_section): Initialize new
7764 (Output_section::add_input_section): Add an entry to
7765 input_sections_ if may_sort or must_sort are true.
7766 (Output_section::set_final_data_size): Call
7767 sort_attached_input_sections if necessary.
7768 (Output_section::Input_section_sort_entry): Define new class.
7769 (Output_section::Input_section_sort_compare::operator()): New
7771 (Output_section::sort_attached_input_sections): New function.
7772 * configure.ac: Check whether the compiler supports constructor
7773 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7774 * testsuite/initpri1.c: New file.
7775 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7776 CONSTRUCTOR_PRIORITY.
7777 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7778 (initpri1_LDFLAGS): New variable.
7779 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7781 2008-03-27 Ian Lance Taylor <iant@google.com>
7783 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7784 * testsuite/common_test_1.c: New file.
7785 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7786 (common_test_1_SOURCES): New variable.
7787 (common_test_1_DEPENDENCIES): New variable.
7788 (common_test_1_LDFLAGS): New variable.
7790 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7791 and commons_ correctly when NAME/VERSION does not override
7793 * testsuite/ver_test_6.c: New file.
7794 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7795 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7796 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7798 2008-03-26 Ian Lance Taylor <iant@google.com>
7800 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7801 of an undefined symbol from a version script.
7802 * testsuite/Makefile.am (ver_test_5.so): New target.
7803 (ver_test_5.o): New target.
7804 (check_SCRIPTS): Add ver_test_5.sh.
7805 (check_DATA): Add ver_test_5.syms.
7806 (ver_test_5.syms): New target.
7807 * testsuite/ver_test_5.cc: New file.
7808 * testsuite/ver_test_5.script: New file.
7809 * testsuite/ver_test_5.sh: New file.
7810 * Makefile.in, testsuite/Makefile.in: Rebuild.
7813 Fix problems building gold with gcc 4.3.0.
7814 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7815 (gold_error_at_location, gold_warning_at_location): Use it.
7816 * configure.ac: Check whether we can compile and use a template
7817 function with a printf attribute.
7818 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7819 when jumping over bytes.
7820 * object.cc: Instantiate Object::read_section_data.
7821 * debug.h: Include <cstring>
7822 * dwarf_reader.cc: Include <algorithm>
7823 * main.cc: Include <cstring>.
7824 * options.cc: Include <cstring>.
7825 * output.cc: Include <cstring>.
7826 * script.cc: Include <cstring>.
7827 * script.h: Include <string>.
7828 * symtab.cc: Include <cstring> and <algorithm>.
7829 * target-select.cc: Include <cstring>.
7830 * version.cc: Include <string>.
7831 * testsuite/testmain.cc: Include <cstdlib>.
7832 * configure, config.in: Rebuild.
7834 2008-03-25 Ian Lance Taylor <iant@google.com>
7836 * options.cc: Include "../bfd/bfdver.h".
7837 (options::help): Print bug reporting address.
7839 * version.cc (print_version): Adjust output for current value of
7844 * options.cc (options::help): Print list of supported targets.
7845 * target-select.h: Include <vector>.
7846 (class Target_selector): Make machine_, size_, and is_big_endian_
7847 fields const. Add bfd_name_ and instantiated_target_ fields.
7848 (Target_selector::Target_selector): Add bfd_name parameter.
7849 (Target_selector::recognize): Make non-virtual, call
7851 (Target_selector::recognize_by_name): Make non-virtual, call
7852 do_recognize_by_name.
7853 (Target_selector::supported_names): New function.
7854 (Target_selector::bfd_name): New function.
7855 (Target_selector::do_instantiate_target): New pure virtual
7857 (Target_selector::do_recognize): New virtual function.
7858 (Target_selector::do_recognize_by_name): New virtual function.
7859 (Target_selector::instantiate_target): New private function.
7860 (supported_target_names): Declare.
7861 * target-select.cc (Target_selector::Target_selector): Update for
7862 new parameter and fields.
7863 (select_target_by_name): Check that the name matches before
7864 calling recognize_by_name.
7865 (supported_target_names): New function.
7866 * i386.cc (class Target_selector_i386): Update Target_selector
7867 constructor call. Remove recognize and recognize_by_name. Add
7868 do_instantiate_target.
7869 * x86_64.cc (class Target_selector_x86_64): Likewise.
7870 * testsuite/testfile.cc (class Target_selector_test): Update for
7871 changes to Target_selector.
7873 * README: Rewrite, with some notes on unsupported features.
7875 2008-03-24 Cary Coutant <ccoutant@google.com>
7877 * i386.cc (Target_i386::Got_type): New enum declaration.
7878 (Target_i386::Scan::local): Updated callers of Output_data_got
7880 (Target_i386::Scan::global): Likewise.
7881 (Target_i386::Relocate::relocate): Likewise.
7882 (Target_i386::Relocate::relocate_tls): Likewise.
7883 * object.h (Got_offset_list): New class.
7884 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7885 (Sized_relobj::local_got_offset): Likewise.
7886 (Sized_relobj::set_local_got_offset): Likewise.
7887 (Sized_relobj::local_has_tls_got_offset): Removed.
7888 (Sized_relobj::local_tls_got_offset): Removed.
7889 (Sized_relobj::set_local_tls_got_offset): Removed.
7890 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7891 * output.cc (Output_data_got::add_global): Added got_type parameter.
7892 (Output_data_got::add_global_with_rel): Likewise.
7893 (Output_data_got::add_global_with_rela): Likewise.
7894 (Output_data_got::add_global_pair_with_rel): New function.
7895 (Output_data_got::add_global_pair_with_rela): New function.
7896 (Output_data_got::add_local): Added got_type parameter.
7897 (Output_data_got::add_local_with_rel): Likewise.
7898 (Output_data_got::add_local_with_rela): Likewise.
7899 (Output_data_got::add_local_pair_with_rel): New function.
7900 (Output_data_got::add_local_pair_with_rela): New function.
7901 (Output_data_got::add_global_tls): Removed.
7902 (Output_data_got::add_global_tls_with_rel): Removed.
7903 (Output_data_got::add_global_tls_with_rela): Removed.
7904 (Output_data_got::add_local_tls): Removed.
7905 (Output_data_got::add_local_tls_with_rel): Removed.
7906 (Output_data_got::add_local_tls_with_rela): Removed.
7907 * output.h (Output_data_got::add_global): Added got_type parameter.
7908 (Output_data_got::add_global_with_rel): Likewise.
7909 (Output_data_got::add_global_with_rela): Likewise.
7910 (Output_data_got::add_global_pair_with_rel): New function.
7911 (Output_data_got::add_global_pair_with_rela): New function.
7912 (Output_data_got::add_local): Added got_type parameter.
7913 (Output_data_got::add_local_with_rel): Likewise.
7914 (Output_data_got::add_local_with_rela): Likewise.
7915 (Output_data_got::add_local_pair_with_rel): New function.
7916 (Output_data_got::add_local_pair_with_rela): New function.
7917 (Output_data_got::add_global_tls): Removed.
7918 (Output_data_got::add_global_tls_with_rel): Removed.
7919 (Output_data_got::add_global_tls_with_rela): Removed.
7920 (Output_data_got::add_local_tls): Removed.
7921 (Output_data_got::add_local_tls_with_rel): Removed.
7922 (Output_data_got::add_local_tls_with_rela): Removed.
7923 * resolve.cc (Symbol::override_base_with_special): Removed
7924 reference to has_got_offset_ field.
7925 * symtab.cc (Symbol::init_fields): Replaced initialization
7926 of got_offset_ with got_offsets_. Removed initialization
7928 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7929 (Symbol::got_offset): Likewise.
7930 (Symbol::set_got_offset): Likewise.
7931 (Symbol::has_tls_got_offset): Removed.
7932 (Symbol::tls_got_offset): Removed.
7933 (Symbol::set_tls_got_offset): Removed.
7934 (Symbol::got_offset_): Removed.
7935 (Symbol::tls_mod_got_offset_): Removed.
7936 (Symbol::tls_pair_got_offset_): Removed.
7937 (Symbol::got_offsets_): New field.
7938 (Symbol::has_got_offset): Removed.
7939 (Symbol::has_tls_mod_got_offset): Removed.
7940 (Symbol::has_tls_pair_got_offset): Removed.
7941 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7942 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7944 (Target_x86_64::Scan::global): Likewise.
7945 (Target_x86_64::Relocate::relocate): Likewise.
7946 (Target_x86_64::Relocate::relocate_tls): Likewise.
7948 2008-03-25 Ben Elliston <bje@au.ibm.com>
7950 * yyscript.y: Fix spelling error in comment.
7952 2008-03-24 Ian Lance Taylor <iant@google.com>
7954 * options.h (class General_options): Define build_id option.
7955 * layout.h (class Layout): Declare write_build_id, create_note,
7956 create_build_id. Add build_id_note_ member.
7957 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7958 "libiberty.h", "md5.h", "sha1.h".
7959 (Layout::Layout): Initialize eh_frame_data_,
7960 eh_frame_hdr_section_, and build_id_note_.
7961 (Layout::finalize): Call create_build_id.
7962 (Layout::create_note): New function, broken out of
7963 Layout::create_gold_note.
7964 (Layout::create_gold_note): Call create_note.
7965 (Layout::create_build_id): New function.
7966 (Layout::write_build_id): New function.
7967 (Close_task_runner::run): Call write_build_id.
7969 * x86_64.cc: Correct license to GPLv3.
7971 2008-03-23 Ian Lance Taylor <iant@google.com>
7973 * options.cc: Include "demangle.h".
7974 (parse_optional_string): New function.
7975 (parse_long_option): Handle takes_optional_argument.
7976 (parse_short_option): Update dash_z initializer. Handle
7977 takes_optional_argument.
7978 (General_options::General_options): Initialize do_demangle_.
7979 (General_options::finalize): Set do_demangle_. Handle demangling
7981 * options.h (parse_optional_string): Declare.
7982 (struct One_option): Add optional_arg field. Update constructor.
7983 Update call constructor calls. Add takes_optional_argument
7985 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7986 (DEFINE_optional_string): Define.
7987 (General_options::demangle): Change from DEFINE_bool to
7988 DEFINE_optional_string.
7989 (General_options::no_demangle): New function.
7990 (General_options::do_demangle): New function.
7991 (General_options::set_do_demangle): New function.
7992 (General_options::execstack_status_): Move definition to end of
7994 (General_options::static_): Likewise.
7995 (General_options::do_demangle_): New field.
7996 * object.cc (big_endian>::get_symbol_location_info): Call
7997 Options::do_demangle, not Options::demangle.
7998 * symtab.cc (demangle): Likewise.
8000 2008-03-22 Ian Lance Taylor <iant@google.com>
8002 * gold.h: Include <cstddef> and <sys/types.h>
8003 * options.h: Include <cstring>.
8005 2008-03-21 Ian Lance Taylor <iant@google.com>
8007 * Added source code to GNU binutils.