1 2010-06-16 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4 .ARM.attributes section if we have not merged any input
7 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9 * arm.cc: Allow combining objects with no EABI version
12 2010-06-15 Rafael Espindola <espindola@google.com>
14 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
16 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
18 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
19 (struct iovec): Correct !HAVE_READV definition.
21 2010-06-10 Cary Coutant <ccoutant@google.com>
23 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
24 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
26 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
29 * symtab.h (Symbol::is_placeholder): New member function.
30 * target-reloc.h (relocate_section): Check for placeholder symbols.
32 * testsuite/Makefile.am (plugin_test_8): New test.
33 (plugin_test_9): New test.
34 * testsuite/Makefile.in: Regenerate.
36 2010-06-09 Nick Clifton <nickc@redhat.com>
38 * yyscript.y (input_list_element): Allow strings prefixed with
39 the '-' character. Treat these as libraries.
40 * script.cc (script_add_library): New function. Adds a library
41 specified by "-l<name>" found in an input script.
42 * script-c.h: Add prototype for script_add_library.
44 2010-06-07 Doug Kwan <dougkwan@google.com>
46 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
47 Restrict stub-group size to be within long conditional branch
48 range when working around cortex-A8 erratum.
50 2010-06-07 Damien Diederen <dd@crosstwine.com>
52 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
55 2010-06-03 Sriraman Tallam <tmsriram@google.com>
59 (Output_section::Input_section_sort_entry::compare_section_ordering):
60 Change to return non-zero correctly.
61 (Output_section::Input_section_sort_section_order_index_compare
62 ::operator()): Change to fix ambiguity in comparisons.
64 2010-06-01 Sriraman Tallam <tmsriram@google.com>
66 * gold.h (is_wildcard_string): New function.
67 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
68 (Layout::layout_eh_frame): Ditto.
69 (Layout::find_section_order_index): New method.
70 (Layout::read_layout_from_file): New method.
71 * layout.h (Layout::find_section_order_index): New method.
72 (Layout::read_layout_from_file): New method.
73 (Layout::input_section_position_): New private member.
74 (Layout::input_section_glob_): New private member.
75 * main.cc (main): Call read_layout_from_file here.
76 * options.h (--section-ordering-file): New option.
77 * output.cc (Output_section::input_section_order_specified_): New
79 (Output_section::Output_section): Initialize new member.
80 (Output_section::add_input_section): Add new parameter.
81 Keep input sections when --section-ordering-file is used.
82 (Output_section::set_final_data_size): Sort input sections when
83 section ordering file is specified.
84 (Output_section::Input_section_sort_entry): Add new parameter.
86 (Output_section::Input_section_sort_entry::compare_section_ordering):
88 (Output_section::Input_section_sort_compare::operator()): Change to
89 consider section_order_index.
90 (Output_section::Input_section_sort_init_fini_compare::operator()):
91 Change to consider section_order_index.
92 (Output_section::Input_section_sort_section_order_index_compare
93 ::operator()): New method.
94 (Output_section::sort_attached_input_sections): Change to sort
95 according to section order when specified.
96 (Output_section::add_input_section<32, true>): Add new parameter.
97 (Output_section::add_input_section<64, true>): Add new parameter.
98 (Output_section::add_input_section<32, false>): Add new parameter.
99 (Output_section::add_input_section<64, false>): Add new parameter.
100 * output.h (Output_section::add_input_section): Add new parameter.
101 (Output_section::input_section_order_specified): New
103 (Output_section::set_input_section_order_specified): New method.
104 (Input_section::Input_section): Initialize section_order_index_.
105 (Input_section::section_order_index): New method.
106 (Input_section::set_section_order_index): New method.
107 (Input_section::section_order_index_): New member.
108 (Input_section::Input_section_sort_section_order_index_compare): New
110 (Output_section::input_section_order_specified_): New member.
111 * script-sections.cc (is_wildcard_string): Delete and move modified
113 (Output_section_element_input::Output_section_element_input): Modify
114 call to is_wildcard_string.
115 (Output_section_element_input::Input_section_pattern
116 ::Input_section_pattern): Ditto.
117 (Output_section_element_input::Output_section_element_input): Ditto.
118 * testsuite/Makefile.am (final_layout): New test case.
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/final_layout.cc: New file.
121 * testsuite/final_layout.sh: New file.
123 2010-06-01 Rafael Espindola <espindola@google.com>
125 * plugin.cc (Plugin::load): Pass the output name to the plugin.
127 2010-06-01 Rafael Espindola <espindola@google.com>
129 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
130 visibility of symbols.
132 2010-05-27 Doug Kwan <dougkwan@google.com>
134 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
135 from start of output section instead of address for a local symbol
136 in a merged or relaxed section when doing a relocatable link.
138 2010-05-26 Rafael Espindola <espindola@google.com>
141 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
142 adding sections the garbage collector removed.
143 * gold/testsuite/Makefile.am: Add test.
144 * gold/testsuite/Makefile.in: Regenerate.
145 * gold/testsuite/plugin_test_7.sh: New.
146 * gold/testsuite/plugin_test_7_1.c: New.
147 * gold/testsuite/plugin_test_7_2.c: New.
149 2010-05-26 Rafael Espindola <espindola@google.com>
151 * script-sections.cc (Output_section_definition::set_section_addresses):
152 Check for --section-start.
154 2010-05-26 Doug Kwan <dougkwan@google.com>
156 * arm.cc (Arm_scan_relocatable_relocs): New class.
157 (Target_arm::relocate_special_relocatable): New method.
158 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
159 (Arm_relocate_functions::thumb_branch_common): Same.
160 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
161 instead of Default_scan_relocatable_relocs.
162 * target-reloc.h (relocate_for_relocatable): Let target handle
163 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
164 * target.h (Sized_target::relocate_special_relocatable): New method.
166 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
168 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
170 2010-05-23 Doug Kwan <dougkwan@google.com>
172 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
174 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
175 with a direct branch, not a conditional branch, to a stub.
176 * merge.cc (Output_merge_base::record_input_section): New method
178 (Output_merge_data::do_add_input_section): Record input section if
179 keeps-input-sections flag is set.
180 (Output_merge_string::do_add_input_section): Ditto.
181 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
182 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
184 (Output_merge_base::keeps_input_sections,
185 Output_merge_base::set_keeps_input_sections,
186 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
188 (Output_merge_base::Input_sections): New type declaration.
189 (Output_merge_base::input_sections_begin,
190 Output_merge_base::input_sections_end,
191 Output_merge_base::do_set_keeps_input_sections): New method definitions.
192 (Output_merge_base::bool keeps_input_sections_,
193 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
194 Output_merge_base::input_sections_): New data members.
195 (Output_merge_data::do_set_keeps_input_sections): New method
197 (Output_merge_string::do_set_keeps_input_sections): Ditto.
198 * output.cc (Output_section::Input_section::relobj): Move method
199 defintion from class declaration to here and handle merge sections.
200 (Output_section::Input_section::shndx): Ditto.
201 (Output_section::Output_section): Remove initializations of removed
202 data members and initialize new data member LOOKUP_MAPS_.
203 (Output_section::add_input_section): Set keeps-input-sections flag
204 for a newly created merge output section as appropriate. Adjust code
205 to use Output_section_lookup_maps class.
206 (Output_section::add_relaxed_input_section): Adjst code for lookup
207 maps code refactoring.
208 (Output_section::add_merge_input_section): Add a new parameter
209 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
210 class. If adding input section to a newly created merge output
211 section fails, remove the new merge section.
212 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
213 Adjust code for use of the Output_section_lookup_maps class.
214 (Output_section::find_merge_section): Ditto.
215 (Output_section::build_lookup_maps): New method defintion.
216 (Output_section::find_relaxed_input_section): Adjust code to use
217 Output_section_lookup_maps class.
218 (Output_section::get_input_sections): Export merge sections. Adjust
219 code to use Output_section_lookup_maps class.
220 (Output_section:::add_script_input_section): Adjust code to use
221 Output_section_lookup_maps class. Update lookup maps for merge
223 (Output_section::discard_states): Use Output_section_lookup_maps.
224 (Output_section::restore_states): Same.
225 * output.h (Merge_section_properties): Move class defintion out of
227 (Output_section_lookup_maps): New class.
228 (Output_section::Input_section::is_merge_section): New method
230 (Output_section::Input_section::relobj): Move defintion out of class
231 defintion. Declare method only.
232 (Output_section::Input_section::shndx): Ditto.
233 (Output_section::Input_section::output_merge_base): New method defintion.
234 (Output_section::Input_section::u2_.pomb): New union field.
235 (Output_section::Merge_section_by_properties_map,
236 Output_section::Output_section_data_by_input_section_map,
237 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
239 (Output_section::add_merge_input_section): Add new parameter
240 KEEPS_INPUT_SECTIONS.
241 (Output_section::build_lookup_maps): New method declaration.
242 (Output_section::merge_section_map_,
243 Output_section::merge_section_by_properties_map_,
244 Output_section::relaxed_input_section_map_,
245 Output_section::is_relaxed_input_section_map_valid_): Remove data
247 (Output_section::lookup_maps_): New data member.
249 2010-05-21 Doug Kwan <dougkwan@google.com>
252 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
253 avoid a compilation error.
255 2010-05-19 Rafael Espindola <espindola@google.com>
257 * script-sections.cc (Output_section_definition::allocate_to_segment):
258 Update the phdrs_list even when the output section is NULL.
259 * testsuite/Makefile.am: Add test.
260 * testsuite/Makefile.in: Regenerate.
261 * testsuite/script_test_9.cc: New.
262 * testsuite/script_test_9.sh: New.
263 * testsuite/script_test_9.t: New.
265 2010-05-19 Doug Kwan <dougkwan@google.com>
267 * arm.cc (Arm_input_section::original_size): New method.
268 (Arm_input_section::do_addralign): Add a cast.
269 (Arm_input_section::do_output_offset): Remove static cast.
270 (Arm_input_section::original_addralign,
271 Arm_input_section::original_size_): Change type to uint32_t.
272 (Arm_input_section::init): Add safe casts for section alignment
274 (Arm_input_section::set_final_data_size): Do not set address and
275 offset of stub table.
276 (Arm_output_section::fix_exidx_coverage): Change use of of
277 Output_section::Simple_input_section to that of
278 Output_section::Input_section.
279 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
280 except for the first pass.
281 * output.cc (Output_section::get_input_sections): Change type of
282 input_sections to std::list<Input_section>.
283 (Output_section::add_script_input_section): Rename from
284 Output_section::add_simple_input_section. Change type of SIS
285 parameter from Simple_input_section to Input_section.
286 * output.h (Output_section::Simple_input_section): Remove class.
287 (Output_section::Input_section): Change class visibility to public.
288 (Output_section::Input_section::addralign): Use stored alignments
289 for special input sections if set.
290 (Output_section::Input_section::set_addralign): New method.
291 (Output_section::get_input_sections): Change parameter type from
292 list of Simple_input_section to list of Input_section.
293 (Output_section::add_script_input_section): Rename from
294 Output_section::add_simple_input_section. Change first parameter's
295 type from Simple_input_section to Input_section and remove the
296 second and third parameters.
297 * script-sections.cc (Input_section::Input_section_list): Change
298 type to list of Output_section::Input_section/
299 (Input_section_info::Input_section_info): Change parameter type of
300 INPUT_SECTION to Output_section::Input_section.
301 (Input_section_info::input_section): Change return type.
302 (Input_section_info::input_section_): Change type to
303 Output_section::Input_section.
304 (Output_section_element_input::set_section_addresses): Adjust code
305 to use Output_section::Input_section instead of
306 Output_section::Simple_input_section. Adjust code for renaming
307 of Output_section::add_simple_input_section.
308 (Orphan_output_section::set_section_addresses): Ditto.
310 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
312 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
313 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
315 2010-05-18 Rafael Espindola <espindola@google.com>
317 * options.cc (General_options::finalize): Handle -nostdlib.
318 * options.h (nostdlib): New option.
319 * script.cc (script_add_search_dir): Handle -nostdlib.
321 2010-05-12 Doug Kwan <dougkwan@google.com>
323 * arm.cc (Target_arm::do_finalize_sections): Create an empty
324 attributes section only if there no attributes section after merging.
325 (Target_arm::merge_object_attributes): Move value of
326 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
327 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
328 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
329 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
330 and arm_attr_merge_7.stdout.
331 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
332 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
333 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
334 arm_attr_merge_7b.o): New rules.
335 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
337 * testsuite/Makefile.in: Regenerate.
338 * testsuite/arm_attr_merge.sh: New file.
339 * testsuite/arm_attr_merge_[67][ab].s: Same.
341 2010-05-05 Nick Clifton <nickc@redhat.com>
343 * po/es.po: Updated Spanish translation.
345 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
347 * Makefile.am (install-exec-local): Properly install gold as
348 default cross linker.
349 * Makefile.in: Regenerated.
351 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
352 Nick Clifton <nickc@redhat.com>
354 * configure.ac (install_as_default): Define and set to false
355 unless --enable-gold or --enable-gold=both/gold has been
357 * configure: Regenerate.
359 * Makefile.am (install-exec-local): Install the executable as
360 'ld.gold'. If install_as_default is true then also install it as
362 * Makefile.in: Regenerated.
364 2010-04-24 Ian Lance Taylor <iant@google.com>
366 * layout.cc (Layout::layout_reloc): In relocatable link don't
367 combine reloc sections for grouped sections.
369 2010-04-23 Sriraman Tallam <tmsriram@google.com>
371 * gc.h (gc_process_relocs): Pass information on relocs pointing to
372 sections that are not ordinary to icf.
373 * icf.cc (get_section_contents): Handle relocation pointing to section
374 with no object or shndx information.
375 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
376 * testsuite/Makefile.in: Regenerate.
377 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
378 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
380 2010-04-22 Ian Lance Taylor <iant@google.com>
382 * expression.cc (Expression::Expression_eval_info): Add
383 result_alignment_pointer field.
384 (Expression::eval_with_dot): Add result_alignment_pointer
385 parameter. Change all callers.
386 (Expression::eval_maybe_dot): Likewise.
387 (class Binary_expression): Add alignment_pointer parameter to
388 left_value and right_value. Change all callers.
389 (BINARY_EXPRESSION): Set result alignment.
390 (class Trinary_expression): Add alignment_pointer parameter to
391 arg2_value and arg3_value. Change all callers.
392 (Trinary_cond::value): Set result alignment.
393 (Max_expression::value, Min_expression::value): Likewise.
394 (Align_expression::value): Likewise.
395 * script-sections.cc (class Sections_element): Add dot_alignment
396 parameter to set_section_addresses virtual function. Update
398 (class Output_section_element): Likewise.
399 (Script_sections::create_segments): Add dot_alignment parameter.
401 (Script_sections::create_segments_from_phdrs_clause): Likewise.
402 (Script_sections::set_phdrs_clause_addresses): Likewise.
403 * script-sections.h: Update declarations.
404 * script.h: Update declarations.
405 * output.h (Output_segment::set_minimum_p_align): Don't decrease
407 * testsuite/script_test_3.t: Set large alignment.
408 * testsuite/script_test_3.sh: Make sure that at least one LOAD
409 segment has expected alignment.
411 2010-04-22 Nick Clifton <nickc@redhat.com>
413 * po/gold.pot: Updated by the Translation project.
414 * po/vi.po: Updated Vietnamese translation.
416 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
418 * testsuite/Makefile.am (check_PROGRAMS): Add
419 icf_virtual_function_folding_test.
420 * testsuite/Makefile.in: Regenerated.
422 2010-04-15 Andrew Haley <aph@redhat.com>
424 * options.h (merge_exidx_entries): New option.
425 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
426 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
427 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
428 (Target_arm::merge_exidx_entries): New function.
429 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
430 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
431 to Arm_exidx_fixup constructor.
432 Add new arg, merge_exidx_entries.
433 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
434 Arm_output_section::fix_exidx_coverage.
436 2010-04-18 Sriraman Tallam <tmsriram@google.com>
438 * icf.cc (get_section_contents): Check for preemptible functions.
439 Ignore addend when appropriate.
440 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
442 (add_from_relobj): Check for section folded.
443 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
444 * symtab.h (should_add_dynsym_entry): Add new parameter.
445 * target-reloc.h (scan_relocs): Check for section folded.
446 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
447 Check reloc types for function pointers in shared objects.
448 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
450 (icf_preemptible_functions_test): New test case.
451 (icf_string_merge_test): New test case.
452 * testsuite.Makefile.in: Regenerate.
453 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
454 bar_glob. Refactor code.
455 * testsuite/icf_preemptible_functions_test.cc: New file.
456 * testsuite/icf_preemptible_functions_test.sh: New file.
457 * testsuite/icf_string_merge_test.cc: New file.
458 * testsuite/icf_string_merge_test.sh: New file.
459 * testsuite/icf_virtual_function_folding_test.cc: New file.
460 * testsuite/icf_virtual_function_folding_test.sh: New file.
462 2010-04-14 Doug Kwan <dougkwan@google.com>
464 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
465 for local symbol recounting if we remove a section due to ICF.
466 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
467 there are no regular objects in input.
469 2010-04-13 Doug Kwan <dougkwan@google.com>
471 * arm.cc (Arm_input_section::set_final_data_size): Compute
472 accurate final data size instead of using current data size.
474 2010-04-09 Doug Kwan <dougkwan@google.com>
476 * layout.cc (Layout::choose_output_section): Handle script section
478 (Layout::make_output_section_for_script): Add section type parameter.
479 Handle script section types.
480 * layout.h (Layout::make_output_section_for_script): Add section
482 * output.cc (Output_section::Output_section): Initialize data member
484 (Output_section::do_reset_address_and_file_offset): Do not set address
485 to 0 if section is a NOLOAD section.
486 * output.h (Output_section::is_noload): New method.
487 (Output_section::set_is_noload): Ditto.
488 (Output_section::is_noload_): New data member.
489 * script-c.h (Script_section_type): New enum type.
490 (struct Parser_output_section_header): Add new file section_type.
491 * script-sections.cc (Sections_element::output_section_name): Add
492 parameter for returning script section type.
493 (Output_section_definition::output_section_name): Ditto.
494 (Output_section_definition::section_type)P; New method.
495 (Output_section_definiton::script_section_type_name): Ditto.
496 (Output_section_definition::script_section_type_): New data member.
497 (Output_section_definition::Output_section_definition): Initialize
498 data member Output_section_definition::script_section_type_.
499 (Output_section_definition::create_sections): Pass script section type
500 to Layout::make_output_section_for_script.
501 (Output_section_definition::output_section_name): Return script
502 section type to caller.
503 (Output_section_definition::set_section_address): Do not advance
504 dot value and load address if section type is NOLOAD. Set address
505 of NOLOAD sections regardless of section flags.
506 (Output_section_definition::print): Print section type if it is
507 not SCRIPT_SECTION_TYPE_NONE.
508 (Output_section_definition::section_type): New method.
509 (Output_section_definition::script_section_type_name): Ditto.
510 (Script_sections::output_section_name): Add new parameter
511 PSECTION_TYPE for returning script section type. Pass it to
512 section elements. Handle discard sections.
513 (Sort_output_sections::operator()): Handle NOLOAD sections.
514 * script-sections.h (Script_sections::Section_type): New enum type.
515 (Script_sections::output_section_name): Add a new parameter for
516 returning script section type.
517 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
519 * yyscript.y (union): Add new field SECTION_TYPE.
520 (COPY, DSECT, INFO, NOLOAD): New tokens.
521 (opt_address_and_section_type): Change type to output_section_header.
522 (section_type): New non-terminal
523 (section_header): Handle section type.
524 (opt_address_and_section_type): Return section type value.
526 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
528 * testsuite/plugin_common_test_1.c (foo): Add prototype.
529 * testsuite/plugin_common_test_2.c (foo): Likewise.
531 2010-04-08 Doug Kwan <dougkwan@google.com>
533 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
535 * output.cc (Output_section::add_merge_input_section): Simplify
536 code and return status of Output_merge_base::add_input_section.
537 Update merge section map only if Output_merge_base::add_input_section
540 2010-04-07 Doug Kwan <dougkwan@google.com>
542 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
543 if section is marked as containing instructions but has no mapping
545 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
546 correct section index.
547 (Arm_relobj::find_linked_text_section): Ditto.
549 2010-04-07 Cary Coutant <ccoutant@google.com>
551 * archive.cc (include_member): Destroy Read_symbols_data object before
553 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
554 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
555 (Read_symbols_data::~Read_symbols_data) New destructor.
556 (Section_relocs::Section_relocs) New constructor.
557 (Section_relocs::~Section_relocs) New destructor.
558 (Read_relocs_data::Read_relocs_data) New constructor.
559 (Read_relocs_data::~Read_relocs_data) New destructor.
560 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
561 pointers to NULL after deleting.
563 2010-04-07 Doug Kwan <dougkwan@google.com>
565 * arm.cc: Replace "endianity" with "endianness" in comments.
566 (Arm_exidx_cantunwind): Ditto.
567 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
568 (Arm_relobj::merge_flags_and_attributes): New method.
569 (Arm_relobj::merge_flags_and_attributes_): New data member.
570 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
571 (Arm_relobj::scan_sections_for_stubs): Ditto.
572 (Arm_relobj::do_read_symbols): Check to see if we really want to
573 merge processor-specific flags and attributes. Exit early if
574 an object is empty except for section names and the undefined symbol.
575 (Target_arm::do_finalize_sections): Move check for ELF format to
576 Arm_relobj::do_read_symbols. Merge processor specific flags and
577 attributes from a regular object only when we have determined that
578 it is aapropriate. Do not create an .ARM.attributes section in
579 output if there is no regular input object.
580 (Target_arm::merge_processor_specific_flags): Check
581 --warn-mismatch before printing any error.
582 (Target_arm::merge_object_attributes): Ditto.
583 * gold.cc (queue_middle_tasks): Handle the case in which there is
584 no regular object in input.
585 * options.cc (General_options::parse_EB): New method.
586 (General_options::parse_EL): Same.
587 (General_options::General_options): Initialize endianness_.
588 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
590 (General_options::Endianness): New enum.
591 (General_options::endianness): New method.
592 (General_options::endianness_): New data member.
593 * parameters.cc (Parameters::set_options): Check target endianness.
594 (Parameters::set_target_once): Ditto.
595 (Parameters::check_target_endianness): New method.
596 (parameters_force_valid_target): If either -EL or -EB is specified,
597 use it to define endianness of default target.
598 * parameters.h (Parameters::check_target_endianness): New method
600 * target.h (class Target): Change "endianity" to "endianness"
603 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
605 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
606 * configure: Regenerate.
607 * Makefile.in: Regenerate.
608 * testsuite/Makefile.in: Regenerate.
610 2010-04-06 Cary Coutant <ccoutant@google.com>
613 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
614 prevailing definitions of common symbols.
615 * testsuite/plugin_test_6.sh: New test case.
616 * testsuite/plugin_common_test_1.c: New test case.
617 * testsuite/plugin_common_test_2.c: New test case.
618 * testsuite/Makefile.am (plugin_test_6): New test case.
619 * testsuite/Makefile.in: Regenerate.
621 2010-04-06 Nick Clifton <nickc@redhat.com>
623 * po/vi.po: New Vietnamese translation.
625 2010-03-30 Doug Kwan <dougkwan@google.com>
627 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
629 2010-03-25 Doug Kwan <dougkwan@google.com>
631 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
632 to avoid a conversion warning on a 32-bit host.
634 2010-03-24 Ian Lance Taylor <iant@google.com>
636 * testsuite/script_test_3.t: Add a TLS segment.
637 * testsuite/Makefile.am (check_PROGRAMS): Add
638 tls_phdrs_script_test.
639 (tls_phdrs_script_test_SOURCES): Define.
640 (tls_phdrs_script_test_DEPENDENCIES): Define.
641 (tls_phdrs_script_test_LDFLAGS): Define.
642 (tls_phdrs_script_test_LDADD): Define.
643 * testsuite/Makefile.in: Rebuild.
645 2010-03-23 Cary Coutant <ccoutant@google.com>
647 * fileread.cc (find_or_make_view): Fix comment.
649 2010-03-23 Ian Lance Taylor <iant@google.com>
651 * script-sections.cc (class Orphan_section_placement): Define
652 PLACE_TLS and PLACE_TLS_BSS.
653 (Orphan_section_placement::Orphan_section_placement): Initialize
655 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
656 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
657 (tls_script_test_SOURCES): Define.
658 (tls_script_test_DEPENDENCIES): Define.
659 (tls_script_test_LDFLAGS): Define.
660 (tls_script_test_LDADD): Define.
661 * testsuite/Makefile.in: Rebuild.
663 2010-03-22 Doug Kwan <dougkwan@google.com>
665 * arm.cc (Arm_relocate_functions::abs8,
666 Arm_relocate_functions::abs16): Use correct check for overflow
667 specified in the ARM ELF specs.
668 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
669 target of a BLX instruction specially.
670 (Reloc_stub::stub_type_for_reloc): Ditto.
671 (Relocate::relocate): Use symbolic names instead of numeric relocation
672 codes to report error.
673 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
675 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
676 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
677 thumb2_blx_out_of_range.stdout
678 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
679 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
680 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
681 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
682 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
683 thumb2_blx_in_range, thumb2_blx_in_range.o,
684 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
685 thumb2_blx_out_of_range.o): New rules.
686 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
687 thumb2_blx_in_range and thumb2_blx_out_of_range.
688 * testsuite/Makefile.in: Regenerate.
689 * arm_branch_in_range.sh: Add tests for THUMB BLX.
690 * testsuite/thumb_blx_in_range.s: New file.
691 * testsuite/thumb_blx_out_of_range.s: New file.
693 2010-03-22 Rafael Espindola <espindola@google.com>
695 * archive.cc (Should_include): Move to archive.h.
696 (should_include_member): Make it a member of Archive.
698 (Add_lib_group_symbols): New.
699 * archive.h: Include options.h.
700 (Archive_member): Moved from Archive.
701 (Should_include): Moved from archive.cc.
703 (Add_lib_group_symbols): New.
704 * dynobj.cc (do_should_include_member): New.
705 * dynobj.h (do_should_include_member): New.
706 * gold.cc (queue_initial_tasks): Update call to queue.
707 * main.cc (main): Print lib group stats.
708 * object.cc (do_should_include_member): New.
709 * object.h: Include archive.h.
710 (Object::should_include_member): New.
711 (Object::do_should_include_member): New.
712 (Sized_relobj::do_should_include_member): New.
713 * options.cc (General_options::parse_start_lib): New.
714 (General_options::parse_end_lib): New.
715 (Input_arguments::add_file): Handle lib groups.
716 (Input_arguments::start_group): Check we are not in a lib.
717 (Input_arguments::start_lib): New.
718 (Input_arguments::end_lib): New.
719 * options.h (General_options): Add start_lib and end_lib.
720 (Input_argument::lib_): New.
721 (Input_argument::lib): New.
722 (Input_argument::is_lib): New.
723 (Input_file_lib): New.
724 (Input_arguments::in_lib_): New.
725 (Input_arguments::in_lib): New.
726 (Input_arguments::start_lib): New.
727 (Input_arguments::end_lib_): New.
728 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
729 in unused members as preempted.
730 (Sized_pluginobj::do_should_include_member): New.
731 * plugin.h (Sized_pluginobj::do_should_include_member): New.
732 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
734 (Read_symbols::do_whole_lib_group): New.
735 (Read_symbols::do_lib_group): New.
736 (Read_symbols::do_read_symbols): Handle lib groups.
737 (Read_symbols::get_name): Handle lib groups.
738 * readsyms.h (Read_symbols): Add an archive member pointer.
739 (Read_symbols::do_whole_lib_group): New.
740 (Read_symbols::do_lib_group): New.
741 (Read_symbols::member_): New.
742 * script.cc (read_input_script): Update call to queue_soon.
744 2010-03-19 Doug Kwan <dougkwan@google.com>
746 * arm.cc (Stub_table::Stub_table): Initialize new data members
747 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
748 (Stub_table::add_reloc_stub): Assign stub offset and update
749 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
750 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
752 (Stub_table::update_data_size_and_addralign): Use
753 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
754 instead of going over all reloc stubs.
755 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
756 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
757 Stringpool_template::offset_ to size of Stringpool_char.
758 (Stringpool_template::new_key_offset): Remove code to initialize
759 Stringpool_template::offset_.
760 * stringpool.h (Stringpool_template::set_no_zero_null): Set
761 Stringpool_template::offset_ to zero.
763 2010-03-15 Doug Kwan <dougkwan@google.com>
765 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
767 (Stringpool_template::new_key_offset): New method.
768 (Stringpool_template::add_string): Assign offsets when adding new
770 (Stringpool_template::set_string_offsets): Do not set string offsets
772 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
774 (Chunked_vector::clear): Clear size_.
775 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
776 (Chunked_vector::size): Return size_.
777 (Chunked_vector::push_back): Use size_ to find insert position.
778 (Chunked_vector::size_): New data member.
779 (Stringpool_template::set_no_zero_null): Assert string set is empty.
780 (Stringpool_template::new_key_offset): New method declaration.
781 (Stringpool_template::offset_): New data member.
783 2010-03-15 Rafael Espindola <espindola@google.com>
785 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
786 Add_symbols' constructor.
787 * readsyms.h (Add_symbols): Remove the input_group member.
789 2010-03-10 Ian Lance Taylor <iant@google.com>
791 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
792 target to ask whether a reference to a symbol requires a stack
794 * target.h (Target::is_call_to_non_split): New function.
795 (Target::do_is_call_to_non_split): Declare virtual function.
796 * target.cc: Include "symtab.h".
797 (Target::do_is_call_to_non_split): New function.
798 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
800 2010-03-10 Cary Coutant <ccoutant@google.com>
802 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
803 (File_read::open[1]): Remove initial mapping of whole_file_view_.
804 (File_read::open[2]): Add whole_file_view_ to list of views.
805 (File_read::make_view): Remove test of whole_file_view_.
806 (File_read::find_or_make_view): Create whole_file_view_ if
808 (File_read::clear_views): Replace bool parameter with enum;
809 adjust all callers. Don't delete views with permanent data;
810 do delete cached views and views from archives if
811 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
812 if clearing the corresponding view.
813 * fileread.h (File_read::Clear_views_mode): New enum.
814 (File_read::View::is_permanent_view): New method.
815 (File_read::clear_views): Replace bool parameter
816 with enum; adjust all callers.
817 * options.h (General_options): Change keep_files_mapped option;
819 * readsyms.cc (Add_symbols::run): Delete sd_ object before
821 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
824 2010-03-10 David S. Miller <davem@davemloft.net>
826 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
828 2010-03-09 Sriraman Tallam <tmsriram@google.com>
830 * icf.cc (get_section_contents): Add '@' marker after processing the
833 2010-03-08 Doug Kwan <dougkwan@google.com>
835 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
836 due to a conversion warning.
837 (Arm_relobj::update_output_local_symbol_count): Check for local
838 symbol with unset output index.
840 2010-03-05 Ian Lance Taylor <iant@google.com>
842 * options.h (class General_options): Add --spare-dynamic-tags.
843 * output.cc (Output_data_dynamic::set_final_data_size): Implement
844 --spare-dynamic-tags.
846 2010-03-05 Ian Lance Taylor <iant@google.com>
848 * incremental.cc: Include "libiberty.h".
850 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
852 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
853 function, is_info_ member.
854 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
855 (Versions::Versions): Update caller.
856 (Versions::define_base_version): Likewise.
857 (Versions::add_def): Likewise.
859 2010-03-03 Sriraman Tallam <tmsriram@google.com>
861 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
862 (Scan::possible_function_pointer_reloc): New function.
863 (Scan::local_reloc_may_be_function_pointer): Change to call
864 possible_function_pointer_reloc.
865 (Scan::global_reloc_may_be_function_pointer): Ditto.
866 * icf.h (Icf::check_section_for_function_pointers): Change to reject
867 relocations in ".data.rel.ro._ZTV" section.
868 * testsuite/icf_safe_so_test.sh: Change to pass i386.
869 * testsuite/icf_safe_so_test.cc: Ditto.
870 * testsuite/icf_safe_test.cc: Ditto.
871 * testsuite/icf_safe_test.sh: Ditto.
873 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
874 Ian Lance Taylor <iant@google.com>
876 * target-reloc.h (relocate_section): Check the symbol table index
877 for -1U before setting the local symbol index.
878 (scan_relocatable_relocs): If copying the relocation, record that
879 the local symbol is required.
880 * object.h (Symbol_value::is_output_symtab_index_set): New
882 (Symbol_value::may_be_discarded_from_output_symtab): New
884 (Symbol_value::has_output_symtab_entry): New function.
885 (Symbol_value::needs_output_symtab_entry): Remove.
886 (Symbol_value::output_symtab_index): Make sure the symbol index is
888 (Symbol_value::set_output_symtab_index): Make sure the symbol
889 index is not set. Make sure the new index is valid.
890 (Symbol_value::set_must_have_output_symtab_entry): New function.
891 (Symbol_value::has_output_dynsym_entry): New function.
892 (Symbol_value::set_output_dynsym_index): Make sure the new index
894 (Sized_relobj::set_must_have_output_symtab_entry): New function.
895 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
896 local symbol if permitted.
897 (Sized_relobj::do_finalize_local_symbols): Call
898 is_output_symtab_index_set rather than needs_output_symtab_entry.
899 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
900 rather than needs_output_symtab_entry. Call
901 has_output_dynsym_entry rather than needs_output_dynsym_entry.
902 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
903 is_output_symtab_index_set rather than needs_output_symtab_entry.
904 * testsuite/discard_locals_relocatable_test.c: New file.
905 * testsuite/discard_locals_test.sh: Test -r.
906 * testsuite/Makefile.am (check_DATA): Add
907 discard_locals_relocatable_test1.syms,
908 discard_local_relocatable_test2.syms.
909 (MOSTLYCLEANFILES): Likewise. Also add
910 discard_locals_relocatable_test1.lout and
911 discard_locals_relocatable_test2.out.
912 (discard_locals_relocatable_test1.syms): New target.
913 (discard_locals_relocatable_test.o): New target.
914 (discard_locals_relocatable_test1.out): New target.
915 (discard_locals_relocatable_test2.syms): New target.
916 (discard_locals_relocatable_test2.out): New target.
917 (various): Add missing ../ld-new dependencies.
918 * testsuite/Makefile.in: Rebuild.
920 2010-03-03 Nick Clifton <nickc@redhat.com>
922 * po/fi.po: New Finnish translation.
924 2010-03-01 Doug Kwan <dougkwan@google.com>
926 * layout.cc (Layout::Layout): Force section types of .init_array*,
927 .preinit_array* and .fini_array* sections.
928 * output.cc (Output_section::Input_section_sort_entry::has_priority):
929 Fix check of return value of std::string::find.().
930 (Output_section::Input_section_sort_compare::operator()): Remove
931 comment about .init_array.
932 (Output_section::Input_section_sort_init_fini_compare::operator()):
934 (Output_section::sort_attached_input_sections): Handle .init_array
935 and .fini_array specially.
936 * output.h (Output_section::Inut_section_sort_compare): Update
938 (Output_section::Input_section_sort_init_fini_compare): New struct.
940 2010-02-26 Doug Kwan <dougkwan@google.com>
942 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
943 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
944 * testsuite/debug_msg.sh: Avoid matching source line number for
945 use of global variable undef_int.
947 2010-02-26 Doug Kwan <dougkwan@google.com>
949 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
950 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
951 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
952 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
953 * options.cc (General_options::General_options): Initialize member
955 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
956 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
957 and rm_no_fix_v4bx.stdout
958 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
959 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
960 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
961 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
963 * Makefile.in: Regenerate.
964 * testsuite/arm_fix_v4bx.s: New file.
965 * testsuite/arm_fix_v4bx.sh: Ditto.
967 2010-02-24 Doug Kwan <dougkwan@google.com>
969 * arm.cc (Target_arm::got_section): Make the .got section the first
970 non RELRO section in the data segment.
971 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
972 suffixes of section names.
974 2010-02-24 Doug Kwan <dougkwan@google.com>
976 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
977 flags and attributes merging if an input file is a binary file.
978 * fileread.cc (Input_file::open): Record format of original file.
979 * fileread.h (Input_file::Format): New enum type.
980 (Input_file::Input_file): Initialize data member format_.
981 (Input_file::format): New method definition.
982 (Input_file::format_):: New data member.
984 2010-02-24 Doug Kwan <dougkwan@google.com>
986 * arm.cc (Arm_output_data_got): New class.
987 (ARM_TCB_SIZE): New constant
988 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
989 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
990 If user uses a script with a SECTIONS clause, issue only a warning
991 for a misplaced EXIDX input section. Otherwise, issue an error.
992 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
994 (Target_arm::got_mode_index_entry): Handle static linking.
995 (Target_arm::Scan::local): Ditto.
996 (Target_arm::Scan::global): Ditto.
997 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
998 all incorrectly implemented relocations.
999 (Target_arm::fix_exidx_coverage): Pass layout to
1000 Arm_output_section::fix_exidx_coverage.
1001 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1002 from ".ARM.exidx." and ".ARM.extab.".
1004 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1006 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1007 section if it does not already exist.
1008 * attributes.cc (Attributes_section_data::Attributes_section_data):
1009 Don't crash if size is zero.
1011 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1012 Ian Lance Taylor <iant@google.com>
1014 * gold.cc (queue_middle_tasks): If no input files were opened,
1016 * workqueue.h (Task_function::Task_function): Assert that there is
1019 2010-02-22 Doug Kwan <dougkwan@google.com>
1021 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1022 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1023 types to avoid warnings due to different uint64_t implementations
1026 2010-02-21 Doug Kwan <dougkwan@google.com>
1028 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1029 handling of the maximum backward branch offset.
1030 (Arm_relocate_functions::thumb_branch_common): Ditto.
1031 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1032 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1033 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1034 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1035 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1036 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1037 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1038 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1039 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1040 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1041 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1042 thumb2_bl_out_of_range.o): New rules.
1043 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1044 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1045 thumb2_bl_out_of_range
1046 * testsuite/Makefile.in: Regenerate.
1047 * testsuite/arm_bl_in_range.s: New file.
1048 * testsuite/arm_bl_out_of_range.s: Ditto.
1049 * testsuite/arm_branch_in_range.sh: Ditto.
1050 * testsuite/arm_branch_range.t: Ditto.
1051 * testsuite/thumb2_branch_range.t: Ditto.
1052 * testsuite/thumb_bl_in_range.s: Ditto.
1053 * testsuite/thumb_bl_out_of_range.s: Ditto.
1054 * testsuite/thumb_branch_range.t: Ditto.
1056 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1058 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1059 Add reloc offset information.
1060 * icf.cc (get_section_contents): Change iterators to point to the new
1061 vectors. Add reloc offset information to the contents.
1062 * icf.h (Icf::Sections_reachable_info): New typedef.
1063 (Icf::Sections_reachable_list): New typedef.
1064 (Icf::Offset_info): New typedef.
1065 (Icf::Reloc_info): New struct typedef.
1066 (Icf::Reloc_info_list): New typedef.
1067 (Icf::symbol_reloc_list): Delete method.
1068 (Icf::addend_reloc_list): Delete method.
1069 (Icf::section_reloc_list): Delete method.
1070 (Icf::reloc_info_list): New method.
1071 (Icf::reloc_info_list_): New member.
1073 2010-02-19 Doug Kwan <dougkwan@google.com>
1075 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1076 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1077 * arm.cc (Arm_relocation_functions): New forward declaration.
1078 (Target_arm::Target_arm): Initialize new data members
1079 got_mod_index_offset_ and tls_base_symbol_defined_.
1080 (Target_arm::Relocate::relocate_tls): New method.
1081 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1082 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1084 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1085 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1086 (Target_arm::got_mod_index_offset_,
1087 Target_arm::tls_base_symbol_defined_): New data members.
1088 (Target_arm::Scan::local, Target::Scan::global,
1089 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1092 2010-02-18 Doug Kwan <dougkwan@google.com>
1094 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1095 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1096 text section as a parameter becuase some broken tools may not set
1097 the link in section header.
1098 (Target_arm::has_got_section): New method.
1099 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1100 without any mapping symbol as data only. Remove warning.
1101 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1102 link in its section header, try to discover the link by inspecting the
1103 REL31 relocation at the beginning of the section.
1104 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1106 (Target_arm::Scan::global): Treat any reference to the symbol
1107 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1109 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1111 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1112 (Scan::global_reloc_may_be_function_pointer): New function.
1113 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1114 (Scan::global_reloc_may_be_function_pointer): New function.
1115 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1116 (Scan::global_reloc_may_be_function_pointer): New function.
1117 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1118 (Scan::global_reloc_may_be_function_pointer): New function.
1119 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1120 (Scan::global_reloc_may_be_function_pointer): New function.
1121 (Scan::possible_function_pointer_reloc): New function.
1122 (Target_x86_64::can_check_for_function_pointers): New function.
1123 * gc.h (gc_process_relocs): Scan relocation types to determine if
1124 function pointers were taken for targets that support it.
1125 * icf.cc (Icf::find_identical_sections): Include functions for
1126 folding in safe ICF whose pointer is not taken.
1127 * icf.h (Secn_fptr_taken_set): New typedef.
1128 (fptr_section_id_): New member.
1129 (section_has_function_pointers): New function.
1130 (set_section_has_function_pointers): New function.
1131 (check_section_for_function_pointers): New function.
1132 * options.h: Fix comment for safe ICF option.
1133 * target.h (can_check_for_function_pointers): New function.
1134 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1135 Modify icf_safe_test for X86-64.
1136 * testsuite/Makefile.in: Regenerate.
1137 * testsuite/icf_safe_so_test.cc: New file.
1138 * testsuite/icf_safe_so_test.sh: New file.
1139 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1140 (main): Change to take pointer to function kept_func_3.
1141 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1142 folding is done correctly for X86-64.
1144 2010-02-12 David S. Miller <davem@davemloft.net>
1146 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1147 is_symbolless parameter.
1148 (Output_reloc<SHT_REL>::is_symbolless): New.
1149 (Output_reloc<SHT_REL>::is_symbolless_): New.
1150 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1151 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1152 (Output_reloc<SHT_RELA>::is_symbolless): New.
1153 (Output_data_reloc::add_global): Handle is_symbolless.
1154 (Output_data_reloc::add_global_relative): Likewise.
1155 (Output_data_reloc::add_local): Likewise.
1156 (Output_data_reloc::add_local_relative): Likewise.
1157 (Output_data_reloc::add_symbolless_global_addend): New.
1158 (Output_data_reloc::add_symbolless_local_addend): New.
1159 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1161 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1162 instead of ->is_relative_
1163 (Output_reloc::write): Likewise.
1164 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1165 (Output_reloc::write_rel): Simplify.
1167 * sparc.cc (Target_sparc::Scan::local): Use
1168 ->add_symbolless_local_addend as needed.
1169 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1170 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1171 based upon relocation offset.
1173 2010-02-11 Doug Kwan <dougkwan@google.com>
1175 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1176 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1177 beginning of function.
1178 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1179 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1180 parameter is_32bit in calls to should_apply_static_reloc.
1181 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1182 (check_DATA): Add arm_abs_global.stdout.
1183 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1184 arm_abs_global.stdout): New rules.
1185 (MOSTLLYCLEANFILES): Add arm_abs_global
1186 * Makefile.in: Regenerate.
1187 * testsuite/arm_abs_global.s: New file.
1188 * testsuite/arm_abs_global.sh: Ditto.
1189 * testsuite/arm_abs_lib.s: Ditto.
1191 2010-02-11 Ian Lance Taylor <iant@google.com>
1193 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1195 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1196 Allocate_commons_task first.
1197 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1198 task, rather than symtab_lock_.
1199 (Gc_process_relocs::~Gc_process_relocs): New function.
1200 (Gc_process_relocs::is_runnable): Check this_blocker_.
1201 (Gc_process_relocs::locks): Use next_blocker_ rather than
1203 (Scan_relocs::~Scan_relocs): New function.
1204 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1206 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1208 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1209 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1210 constructor accordingly.
1211 (class Gc_process_relocs): Likewise.
1212 (class Scan_relocs): Likewise.
1213 * common.h (class Allocate_commons_task): Remove symtab_lock_
1214 field, and corresponding constructor parameter.
1215 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1217 (Allocate_commons_task::locks): Likewise.
1219 2010-02-11 Ian Lance Taylor <iant@google.com>
1221 * gold-threads.h (class Once): Define.
1222 (class Initialize_lock): Rewrite as child of Once.
1223 * gold-threads.cc (class Once_initialize): Define.
1224 (once_pointer_control): New static variable.
1225 (once_pointer, once_arg): New static variables.
1226 (c_run_once): New static function.
1227 (Once::Once, Once::run_once, Once::internal_run): New functions.
1228 (class Initialize_lock_once): Remove.
1229 (initialize_lock_control): Remove.
1230 (initialize_lock_pointer): Remove.
1231 (initialize_lock_once): Remove.
1232 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1233 (Initialize_lock::initialize): Rewrite.
1234 (Initialize_lock::do_run_once): New function.
1235 * archive.cc (Archive::interpret_header): Only clear name if it is
1237 * fileread.cc: Include "gold-threads.h"
1238 (file_counts_lock): New static variable.
1239 (file_counts_initialize_lock): Likewise.
1240 (File_read::release): Only increment counts when using --stats.
1241 Use a lock around the increment.
1242 * parameters.cc (class Set_parameters_target_once): Define.
1243 (set_parameters_target_once): New static variable.
1244 (Parameters::Parameters): Move here from parameters.h.
1245 (Parameters::set_target): Rewrite.
1246 (Parameters::set_target_once): New function.
1247 (Parameters::clear_target): Move here and rewrite.
1248 * parameters.h (class Parameters): Update declarations. Add
1249 set_parameters_target_once_ field.
1250 (Parameters::Parameters): Move to parameters.cc.
1251 (Parameters::clear_target): Likewise.
1252 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1254 (Start_group::~Start_group): New function.
1255 (Start_group::is_runnable): New function.
1256 (Start_group::locks, Start_group::run): New functions.
1257 (Finish_group::run): Change saw_undefined to size_t.
1258 * readsyms.h (class Start_group): Define.
1259 (class Finish_group): Change saw_undefined_ field to size_t.
1260 (Finish_group::Finish_group): Remove saw_undefined and
1261 this_blocker parameters. Change all callers.
1262 (Finish_group::set_saw_undefined): New function.
1263 (Finish_group::set_blocker): New function.
1264 * symtab.h (class Symbol_table): Change saw_undefined to return
1265 size_t. Change saw_undefined_ field to size_t.
1266 * target-select.cc (Set_target_once::do_run_once): New function.
1267 (Target_selector::Target_selector): Initialize set_target_once_
1268 field. Don't initialize lock_ and initialize_lock_ fields.
1269 (Target_selector::instantiate_target): Rewrite.
1270 (Target_selector::set_target): New function.
1271 * target-select.h (class Set_target_once): Define.
1272 (class Target_selector): Update declarations. Make
1273 Set_target_once a friend. Remove lock_ and initialize_lock_
1274 fields. Add set_target_once_ field.
1276 2010-02-10 Ian Lance Taylor <iant@google.com>
1278 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1280 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1281 (queue_middle_tasks): Add all blockers before queueing any tasks.
1282 (queue_final_tasks): Likewise.
1283 * token.h (Task_token::add_blockers): New function.
1284 * object.h (Input_objects::number_of_relobjs): New function.
1286 2010-02-10 Ian Lance Taylor <iant@google.com>
1288 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1289 shared, not if not position independent.
1290 * x86_64.cc (Relocate::relocate_tls): Likewise.
1291 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1292 (tls_pie_pic_test): New target.
1293 * testsuite/Makefile.in: Rebuild.
1295 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1296 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1297 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1298 * testsuite/Makefile.in: Rebuild.
1300 2010-02-09 David S. Miller <davem@davemloft.net>
1302 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1303 R_SPARC_RELATIVE using ->add_local_relative().
1304 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1306 * output.h (Output_data_dynamic::add_section_size): New method
1307 that takes two Output_data objects.
1308 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1309 entry param. Handle it in initializers.
1310 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1311 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1312 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1314 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1315 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1316 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1317 for dynrel_includes_plt.
1318 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1319 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1320 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1322 (Target_sparc::do_finalize_sections): Update to pass true for
1323 dynrel_includes_plt.
1324 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1325 output before .rela.plt
1326 (Target_powerpc::do_finalize_sections): Update to pass true for
1327 dynrel_includes_plt when 32-bit.
1329 2010-02-08 Doug Kwan <dougkwan@google.com>
1331 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1333 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1334 Arm_relobj::scan_section_for_cortex_a8_stubs,
1335 Arm_relobj::do_relocation_section): Instead of calling
1336 Output_section::output_address, use faster
1337 Arm_relobj::simple_input_section_output_address.
1339 2010-02-08 David S. Miller <davem@davemloft.net>
1341 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1342 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1343 relocation helper function.
1345 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1346 just like R_SPARC_GOT{10,13,22}.
1347 (Target_sparc::Scan::local): Likewise.
1348 (Target_sparc::Relocate:relocate): Likewise.
1350 2010-02-06 Ian Lance Taylor <iant@google.com>
1352 * configure.ac: Rewrite targetobjs duplicate removal code to use
1353 only shell constructs.
1354 * configure: Rebuild.
1356 2010-02-05 Doug Kwan <dougkwan@google.com>
1359 * arm.cc (Arm_relobj::section_is_scannable): New method.
1360 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1361 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1363 2010-02-04 Doug Kwan <dougkwan@google.com>
1366 * arm-reloc-property.cc (cstdio): Include.
1367 * configure.ac (targetobjs): Remove duplicates.
1368 * configure: Regenerate.
1369 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1370 big and little endian version for a given address size.
1372 2010-02-03 Doug Kwan <dougkwan@google.com>
1374 * arm-reloc-property.cc
1375 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1377 * arm-reloc-property.h
1378 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1379 New method definition.
1380 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1382 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1384 (GOT_PREL): Change implemented to Y.
1385 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1386 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1387 (Arm_relocate_functions::movw_abs_nc): Remove method.
1388 (Arm_relocate_functions::movt_abs): Ditto.
1389 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1390 (Arm_relocate_functions::thm_movt_abs): Ditto.
1391 (Arm_relocate_functions::movw_rel_nc): Ditto.
1392 (Arm_relocate_functions::movw_rel): Ditto.
1393 (Arm_relocate_functions::movt_rel): Ditto.
1394 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1395 (Arm_relocate_functions:thm_movw_rel): Ditto.
1396 (Arm_relocate_functions:thm_movt_rel): Ditto.
1397 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1398 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1399 New method definitions.
1400 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1401 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1402 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1403 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1404 (Target_arm::Relocate::relocate): Check for non-static or
1405 unimplemented relocation code and exit early. Change calls to
1406 Target_arm::reloc_uses_thumb_bit and
1407 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1408 instead. Refactor code to handle similar relocations to increase
1409 code sharing. Remove check for unsupported relocation code in switch
1411 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1412 relocation property table to find out size. Change error message to
1413 print out the name of a relocation code instead of the numeric value.
1414 (Target_arm::scan_reloc_for_stub): Use relocation property table
1415 instead of calling Target_arm::reloc_uses_thumb_bit().
1417 2010-02-02 Doug Kwan <dougkwan@google.com>
1419 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1420 types of relaxed input section.
1422 2010-02-02 Doug Kwan <dougkwan@google.com>
1424 * Makefile.am (HFILES): Add arm-reloc-property.h.
1426 (TARGETSOURCES): Add arm-reloc-property.cc
1427 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1428 (libgold_a_SOURCES): $(DEFFILES)
1429 * Makefile.in: Regenerate.
1430 * arm-reloc-property.cc: New file.
1431 * arm-reloc-property.h: New file.
1432 * arm-reloc.def: New file.
1433 * arm.cc: Update comments.
1434 (arm-reloc-property.h): New included header.
1435 (arm_reloc_property_table): New global variable.
1436 (Target_arm::do_select_as_default_target): New method definition.
1437 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1438 arm-reloc-property to targ_extra_obj.
1439 * parameters.cc (set_parameters_target): Call
1440 Target::select_as_default_target().
1441 * target.h (Target::select_as_default_target): New method definition.
1442 (Target::do_select_as_default_target): Same.
1444 2010-02-01 Doug Kwan <dougkwan@google.com>
1446 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1447 first_output_text_section_.
1448 (Arm_exidx_fixup::first_output_text_section): New method definition.
1449 (Arm_exidx_fixup::first_output_text_section_): New data member.
1450 (Arm_exidx_fixup::process_exidx_section): Record the first text
1451 output section seen.
1452 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1453 and entsize in output section header.
1455 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1457 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1458 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1459 (Arm_relocate_functions::thm_alu11): New Method.
1460 (Arm_relocate_functions::thm_pc8): New Method.
1461 (Arm_relocate_functions::thm_pc12): New Method.
1462 (Target_arm::Scan::local): Handle the relocations.
1463 (Target_arm::Scan::global): Likewise.
1464 (Target_arm::Relocate::relocate): Likewise.
1465 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1467 2010-01-29 Doug Kwan <dougkwan@google.com>
1469 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1470 of relocation types as ld.
1472 2010-01-29 Doug Kwan <dougkwan@google.com>
1474 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1476 (Arm_relocate_functions::thumb_branch_common): Ditto.
1477 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1478 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1479 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1480 Arm_relocate_functions::jump24): Remove.
1481 (Target_arm::Relocate::relocate): Adjust code to call
1482 Arm_relocation_functions::arm_branch_common and
1483 Arm_relocation_functions::thumb_branch_common instead of their removed
1484 wrappers. Merge switch-cases together to reduce source code size.
1486 2010-01-29 Doug Kwan <dougkwan@google.com>
1488 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1489 output_local_symbol_count_needs_update_.
1490 (Arm_relobj::output_local_symbol_count_needs_update,
1491 Arm_relobj::set_output_local_symbol_count_needs_update,
1492 Arm_relobj::update_output_local_symbol_count): New methods.
1493 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1495 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1496 of pointed function as in a R_ARM_PREL31 relocation.
1497 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1498 for output local symbol count updating.
1499 (Target_arm::do_relax): Update output local symbol counts in objects
1501 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1503 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1505 * arm.cc: Added support for the ARM relocations:
1506 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1507 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1508 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1510 (Arm_relocate_functions::movw_rel): New method.
1511 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1512 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1514 (Arm_relocate_functions::thm_movw_rel): New method.
1515 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1517 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1519 (Target_arm::Scan::global): Likewise.
1520 (Target_arm::Relocate::relocate): Likewise.
1521 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1524 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1526 * arm.cc: Added support for ARM group relocations.
1527 (Target_arm::reloc_needs_sym_origin): New method.
1528 (Arm_relocate_functions::calc_grp_kn): New method.
1529 (Arm_relocate_functions::calc_grp_residual): New method.
1530 (Arm_relocate_functions::calc_grp_gn): New method.
1531 (Arm_relocate_functions::arm_grp_alu): New Method.
1532 (Arm_relocate_functions::arm_grp_ldr): New Method.
1533 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1534 (Arm_relocate_functions::arm_grp_ldc): New Method.
1535 (Target_arm::Scan::local): Handle the ARM group relocations.
1536 (Target_arm::Scan::global): Likewise.
1537 (Target_arm::Relocate::relocate): Likewise.
1538 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1541 2010-01-26 Doug Kwan <dougkwan@google.com>
1543 * arm.cc (set): Include.
1544 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1546 (Arm_output_section::Text_section_list): New type.
1547 (Arm_output_section::append_text_sections_to_list): New method.
1548 (Arm_output_section::fix_exidx_coverage): Ditto.
1549 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1550 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1551 Relobj::set_section_offset() instead of
1552 Sized_relobj::invalidate_section_offset().
1553 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1554 parameter for section headers. Ignore relocation sections for
1555 unallocated sections and EXIDX sections.
1556 (Target_arm::fix_exidx_coverage): New method.
1557 (Target_arm::output_section_address_less_than): New type.
1558 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1559 linked text section instead of the EXIDX section.
1560 (Arm_output_section::create_stub_group): Add an assertion to check
1561 that this is not an EXIDX output section.
1562 (Arm_output_section::append_text_sections_to_list): New method.
1563 (Arm_output_section::fix_exidx_coverage): Ditto.
1564 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1565 Arm_relobj::section_needs_reloc_stub_scanning.
1566 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1568 (Target_arm::fix_exidx_coverage): New method.
1569 * object.h (Relobj::set_output_section): New method.
1570 (Sized_relobj::invalidate_section_offset): Remove method.
1571 (Sized_relobj::do_invalidate_section_offset): Remove method.
1572 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1574 2010-01-25 Doug Kwan <dougkwan@google.com>
1576 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1577 Fix warning due to signed and unsigned comparison on a 32-bit host.
1579 2010-01-22 Doug Kwan <dougkwan@google.com>
1581 * arm.cc (Target_arm::do_relax): Record an output section for section
1582 offset adjustment it contains any stub table that has changed.
1583 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1584 offsets in an output section if necessary.
1585 * output.cc (Output_section::Output_section): Initialize
1586 section_offsets_need_adjustments_.
1587 (Output_section::add_input_section_for_script): Renamed to
1588 Output_section::add_simple_input_section.
1589 (Output_section::save_states): Add a comment.
1590 (Output_section::discard_states): New method defintion.
1591 (Output_section::adjust_section_offsets): Same.
1592 * output.h (Output_section::add_input_section_for_script): Renamed to
1593 Output_section::add_simple_input_section.
1594 (Output_section::discard_states): New method declaration.
1595 (Output_section::adjust_section_offsets): Same.
1596 (Output_section::section_offsets_need_adjustment,
1597 Output_section::set_section_offsets_need_adjustment): New method
1599 (Output_section::section_offsets_need_adjustment_): New data member.
1600 * script-sections.cc
1601 (Output_section_element_input::set_section_address): Adjust code for
1602 renaming of Output_section::add_input_section_for_script.
1603 (Orphan_output_section::set_section_address): Same.
1605 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1607 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1608 Fix_v4bx enum values .
1609 * gold/options.h (General_options): New option definitions.
1610 (General_options::fix_v4bx): New method.
1611 (General_options::Fix_v4bx): New enum.
1612 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1613 (General_options::parse_fix_v4bx_interworking): New method.
1615 2010-01-22 Doug Kwan <dougkwan@google.com>
1617 * arm.cc (Arm_exidx_fixup): New class.
1619 2010-01-21 Doug Kwan <dougkwan@google.com>
1621 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1623 (Arm_exidx_section_offset_map): New type.
1625 2010-01-21 Doug Kwan <dougkwan@google.com>
1627 * arm.cc (Arm_exidx_input_section): New class.
1628 (Arm_relobj::exidx_input_section_by_link,
1629 Arm_relobj::exidx_input_section_by_shndx,
1630 Arm_relobj::make_exidx_input_section): New methods.
1631 (read_arm_attributes_section): Remove.
1632 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1633 information about them.
1634 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1637 2010-01-20 Doug Kwan <dougkwan@google.com>
1639 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1640 Input_section_specifier to Section_id.
1641 (Target_arm::new_arm_input_section: Adjust code for change of key
1643 (Target_arm::find_arm_input_section): Ditto.
1644 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1645 (Section_id): Remove.
1646 (Garbage_collection::Section_id_hash): Remove.
1647 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1648 (Section_id): Remove.
1649 (Icf::Section_id_hash): Remove.
1650 * object.h (Section_id, Const_section_id, Section_id_hash,
1651 Const_section_id_hash): New type definitions.
1652 * output.cc (Output_section::add_relaxed_input_section): Change to
1653 use Const_section_id instead of Input_section_specifier as key type.
1654 (Output_section::add_merge_input_section): Ditto.
1655 (Output_section::build_relaxation_map): Change to use Section_id
1656 instead of Input_section_specifier as key type.
1657 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1659 (Output_section::convert_input_sections_to_relaxed_sections): Change
1660 to use Const_section_id instead of Input_section_specifier as key type.
1661 (Output_section::find_merge_section): Ditto.
1662 (Output_section::find_relaxed_input_section): Ditto.
1663 * output.h (Input_section_specifier): Remove class.
1664 (Output_section::Output_section_data_by_input_section_map): Change
1665 key type to Const_section_id.
1666 (Output_section::Output_relaxed_input_section_by_input_section_map):
1668 (Output_section::Relaxation_map): Change key type to Section_id.
1670 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1672 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1673 (class Arm_v4bx_stub): New class.
1674 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1675 (Stub_factory::make_arm_v4bx_stub): New method.
1676 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1677 (Stub_table::empty): Handle v4bx stubs.
1678 (Stub_table::add_arm_v4bx_stub): New method.
1679 (Stub_table::find_arm_v4bx_stub): New method.
1680 (Arm_relocate_functions::v4bx): New method.
1681 (Target_arm::fix_v4bx): New method.
1682 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1683 (Stub_table::relocate_stubs): Likewise.
1684 (Stub_table::do_write): Likewise.
1685 (Stub_table::update_data_size_and_addralign): Likewise.
1686 (Stub_table::finalize_stubs): Likewise.
1687 (Target_arm::Scan::local): Likewise.
1688 (Target_arm::Scan::global): Likewise.
1689 (Target_arm::do_finalize_sections): Likewise.
1690 (Target_arm::Relocate::relocate): Likewise.
1691 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1693 (Target_arm::scan_reloc_for_stub): Likewise.
1694 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1696 2010-01-19 Ian Lance Taylor <iant@google.com>
1698 * output.cc (Output_section_headers::do_sized_write): Write large
1699 segment count to sh_info field.
1700 (Output_file_header::do_sized_write): For large segment count,
1701 write PN_XNUM to e_phnum field.
1703 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1705 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1706 (Arm_relocate_functions::thm_jump8): New function.
1707 (Arm_relocate_functions::thm_jump11): New function.
1708 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1710 (Target_arm::Scan::global): Likewise.
1711 (Target_arm::Relocate::relocate): Likewise.
1712 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1715 2010-01-14 Doug Kwan <dougkwan@google.com>
1717 * arm.cc (map, utility): Include headers.
1718 (Target_arm::apply_cortex_a8_workaround): New method.
1719 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1720 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1721 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1722 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1723 the --[no-]fix-cortex-a8 command line options.
1724 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1725 (Target_arm::relocate_stub): Use addend in instruction template.
1726 * options.h (DEFINE_bool): Set the user-set flag.
1727 (General_options): Add --[no-]-fix-cortex options.
1728 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1729 : Update fast look-up map after conversion.
1731 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1733 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1734 in the first pass of do_layout.
1736 2010-01-13 Doug Kwan <dougkwan@google.com>
1738 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1739 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1740 apparent compiler problem of not folding static constant integral
1741 data members of elfcpp::Elf_sizes<32>.
1743 2010-01-13 Doug Kwan <dougkwan@google.com>
1745 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1746 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1747 Arm_relobj::scan_section_for_cortex_a8_erratum,
1748 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1749 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1750 sections to scan for relocation stubs into a new method
1751 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1752 relocation and Cortex-A8 stub scanning.
1753 (Target_arm::do_relax): Force stubs to be after stubbed sections
1754 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1755 the beginning of a new relaxation pass. Update a comment.
1756 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1758 2010-01-12 Ian Lance Taylor <iant@google.com>
1760 * target-reloc.h (visibility_error): New inline function.
1761 (relocate_section): Call visibility_error.
1762 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1763 (MOSTLYCLEANFILES): Likewise.
1764 (protected_4_pic.o, protected_3.err): New targets.
1765 * testsuite/protected_4.cc: New file.
1767 2010-01-12 Doug Kwan <dougkwan@google.com>
1769 * arm.cc (Cortex_a8_reloc): New class.
1770 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1771 and cortex_a8_relocs_info_.
1772 (Target_arm::fix_cortex_a8): New method definition.
1773 (Target_arm::Cortex_a8_relocs_info): New type.
1774 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1775 New data member declarations.
1776 (Target_arm::scan_reloc_for_stub): Record information about
1777 relocations for THUMB branches that might be exempted from the
1778 Cortex-A8 workaround.
1779 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1780 at the beginning of a relaxation pass.
1782 2010-01-12 Doug Kwan <dougkwan@google.com>
1784 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1785 (Arm_relobj::Mapping_symbol_position,
1786 Arm_reloj::Mapping_symbol_position_less,
1787 Arm_relobj::Mapping_symbols_info): New types.
1788 (Target_arm::is_mapping_symbol_name): New method definition.
1789 (Arm_relobj::do_count_local_symbols): Save information about mapping
1792 2010-01-11 Doug Kwan <dougkwan@google.com>
1794 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1795 Arm_relocate_functions::thumb32_branch_upper,
1796 Arm_relocate_functions::thumb32_branch_lower,
1797 Arm_relocate_functions::thumb32_cond_branch_offset,
1798 Arm_relocate_functions::thumb32_cond_branch_upper,
1799 Arm_relocate_functions::thumb32_cond_branch_lower,
1800 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1801 branch offset encoding.
1802 (Arm_relocate_functions::thumb_branch_common): Use new branch
1803 offset encoding methods to avoid code duplication.
1804 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1805 (Stub_addend_reader::operator()): Use new branch encoding method
1806 to avoid code duplication.
1808 2010-01-11 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1811 (Target_arm::do_finalize_sections): Define special EXIDX section
1812 symbols only if referenced.
1813 * gc.h (Garbage_collection::add_reference): New method.
1814 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1817 2010-01-11 Ian Lance Taylor <iant@google.com>
1819 * script.cc (Version_script_info::build_expression_list_lookup):
1820 Change complaing about duplicate wildcard match from error to
1823 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1825 (Version_script_info::Version_script_info): Initialize globs_,
1826 default_version_, default_is_global_, and exact_. Don't
1827 initialize globals_ or locals_.
1828 (Version_script_info::build_lookup_tables): Build local symbols
1830 (Version_script_info::unquote): New function.
1831 (Version_script_info::add_exact_match): New function.
1832 (Version_script_info::build_expression_list_lookup): Remove lookup
1833 parameter. Add is_global parameter. Change all callers. Handle
1834 wildcard pattern specially. Unquote pattern. Call
1836 (Version_script_info::get_name_to_match): New function.
1837 (Version_script_info::get_symbol_version): New function.
1838 (Version_script_info::get_symbol_version_helper): Remove.
1839 (Version_script_info::check_unmatched_names): Call unquote.
1840 * script.h (class Version_script_info): Change get_symbol_version
1841 to be non-inline and add is_global parameter; change all callers.
1842 Rewrite symbol_is_local. Update declarations. Define struct
1843 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1844 Remove globals_ and locals_ members. Add exact_, globs_,
1845 default_version_, is_global_.
1846 (Version_script_info::Glob): Remove pattern, add expression and
1847 is_global. Update constructor. Change all callers.
1848 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1850 (Versions::symbol_section_contents): If a symbol is undefined, or
1851 defined in a dynamic object, set the version index to
1853 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1855 (Symbol_table::add_from_pluginobj): Likewise.
1856 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1858 2010-01-11 Doug Kwan <dougkwan@google.com>
1860 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1861 (incremental_dump_LDADD): Add linking option for libintl.
1862 * Makefile.in: Regenerate.
1864 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1867 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1869 * testsuite/Makefile.in: Regenerated.
1871 2010-01-10 Doug Kwan <dougkwan@google.com>
1873 * options.h (DEFINE_var): Use parentheses around argument varname__
1874 in macro body to avoid any unintended subsequent substitutions.
1876 2010-01-10 Ian Lance Taylor <iant@google.com>
1878 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1879 candidates before doing symbol resolution.
1881 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1882 ODR candidates if only one is weak.
1884 2010-01-08 Ian Lance Taylor <iant@google.com>
1886 * script.cc (Version_script_info::build_expression_list_lookup):
1887 Don't warn about ambiguous version, just record the ambiguity.
1888 (Version_script_info::get_symbol_version_helper): Give error if
1889 version is ambiguous.
1891 2010-01-08 Doug Kwan <dougkwan@google.com>
1893 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1894 prev_data_size_ and prev_addralign_. Remove initializer for
1895 deleted data member has_been_changed_.
1896 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1897 to determine if the table is empty.
1898 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1900 (Stub_table::add_reloc_stub): Define method in class definition
1901 instead of just declaring it there.
1902 (Stub_table::add_cortex_a8_stub): New method definition.
1903 (Stub_table::update_data_size_and_addralign): Ditto.
1904 (Stub_table::finalize_stubs): Ditto.
1905 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1906 (Stub_table::do_addralign_): Return address alignment in the
1907 (Stub_table::do_reset_address_and_file_offset): Define method in
1908 class definition instead of declaring it there. Set current data
1909 size to be the data size of the previous pass.
1910 (Stub_table::set_final_data_size): Use current data size as the
1912 (Stub_table::relocate_stub): Change parameter type of stub from
1913 Reloc_stub pointer to Stub pointer.
1914 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1915 (Stub_table::Cortex_a8_stub_list): New typedef.
1916 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1917 Stub_table::prev_addralign_): New data member.
1918 (Arm_relobj::Arm_relobj): Initialize data member
1919 section_has_cortex_a8_workaround_.
1920 (Arm_relobj::section_has_cortex_a8_workaround,
1921 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1923 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1925 (Target_arm::relocate_stub): Change parameter type of stub from
1926 Reloc_stub pointer to Stub pointer.
1927 (Insn_template::size, Insn_template::alignment): Handle
1928 THUMB16_SPECIAL_TYPE.
1929 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1930 Stub_table::update_data_size_and_addralign,
1931 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1933 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1934 (Stub_table::do_write): Ditto.
1935 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1937 2010-01-08 Ian Lance Taylor <iant@google.com>
1940 * symtab.h (class Symbol): Remove fields is_target_special_ and
1941 has_plt_offset_. Add field is_defined_in_discarded_section_.
1942 (Symbol::is_defined_in_discarded_section): New function.
1943 (Symbol::set_is_defined_in_discarded_section): New function.
1944 (Symbol::has_plt_offset): Rewrite.
1945 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1946 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1947 Don't initialize is_target_special_ or has_plt_offset_.
1948 Initialize is_defined_in_discarded_section_.
1949 (Symbol_table::add_from_relobj): If appropriate, set
1950 is_defined_in_discarded_section.
1951 * resolve.cc (Symbol::override_base_with_special): Don't test
1952 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1953 * target-reloc.h (relocate_section): Do special handling for
1954 symbols defined in discarded sections for global symbols as well
1957 2010-01-08 Ian Lance Taylor <iant@google.com>
1959 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1960 the SHT_SYMTAB case.
1962 2010-01-08 Ian Lance Taylor <iant@google.com>
1964 * object.cc (Sized_relobj::do_layout): Don't get confused if
1965 layout_eh_frame returns NULL.
1967 2010-01-08 Ian Lance Taylor <iant@google.com>
1970 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1971 dynamic symbol table, use the normal symbol table.
1972 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1975 2010-01-08 Ian Lance Taylor <iant@google.com>
1978 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1981 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1983 * version.cc (print_version): Change to "Copyright 2010".
1985 2010-01-08 Ian Lance Taylor <iant@google.com>
1989 * i386.cc (class Target_i386): Change return type of plt_section
1991 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1992 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1993 tls_desc_rel_ field.
1994 (Output_data_plt_i386::rel_tls_desc): New function.
1995 (Target_i386::rel_tls_desc_section): New function.
1996 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1997 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1998 R_386_TLS_DESC reloc in rel_tls_desc_section.
1999 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2000 Define struct Tlsdesc_info.
2001 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2002 (Target_x86_64::do_reloc_symbol_index): New function.
2003 (Target_x86_64::add_tlsdesc_info): New function.
2004 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2005 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2007 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2009 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2010 (Target_x86_64::rela_tlsdesc_section): New function.
2011 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2013 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2014 (Target_x86_64::do_reloc_addend): New function.
2015 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2016 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2017 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2018 (Output_reloc::type): New function.
2019 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2020 (Output_reloc::is_target_specific): New function.
2021 (Output_reloc::target_arg): New function.
2022 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2023 absolute relocs and target specific relocs.
2024 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2025 add_target_specific.
2026 (class Output_data_reloc) [SHT_RELA]: Likewise.
2027 * output.cc (Output_reloc::Output_reloc): Add four new versions
2028 for absolute relocs and target specific relocs.
2029 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2030 (Output_reloc::get_symbol_index): Likewise.
2031 (Output_reloc::local_section_offset): Check that local_sym_index_
2032 is not TARGET_CODE or 0.
2033 (Output_reloc::symbol_value): Likewise.
2034 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2036 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2037 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2039 * layout.cc (add_target_dynamic_tags): Use output section for
2040 DT_PLTRELSZ and DT_JMPREL.
2042 2010-01-07 Ian Lance Taylor <iant@google.com>
2045 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2047 (class Output_data_reloc_generic): Define.
2048 (class Output_data_reloc_base): Change base class to
2049 Output_data_reloc_generic. Change add() method to call
2050 bump_relative_reloc_count for a relative reloc. Remove
2052 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2054 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2055 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2057 * layout.h (class Layout): Update declaration.
2059 2010-01-07 Ian Lance Taylor <iant@google.com>
2061 * output.h (class Output_data): Add const version of
2062 output_section and do_output_section.
2063 (class Output_section_data): Add const version of
2065 (class Output_section): Likewise.
2066 * layout.cc (Layout::add_target_dynamic_tags): New function.
2067 * layout.h (class Layout): Update declarations.
2068 * arm.cc (Target_arm::do_finalize_sections): Use
2069 add_target_dynamic_tags.
2070 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2071 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2072 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2073 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2075 2010-01-07 Ian Lance Taylor <iant@google.com>
2078 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2081 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2082 Ian Lance Taylor <iant@google.com>
2085 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2086 Xindex::read_symtab_xindex.
2088 2010-01-07 Doug Kwan <dougkwan@google.com>
2090 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2091 (Insn_template::thumb16_bcond_insn): New method declaration.
2092 (Insn_template): Fix spelling.
2093 (Stub::thumb16_special): New method declaration.
2094 (Stub::do_write): Define virtual method which was previously pure
2096 (Stub::do_thumb16_special): New method declaration.
2097 (Stub::do_fixed_endian_write): New template member.
2098 (Reloc_stub::do_write): Remove.
2099 (Reloc_stub::do_fixed_endian_write): Remove.
2100 (Cortex_a8_stub): New class definition.
2101 (Stub_factory::make_cortex_a8_stub): New method definition.
2102 (Stub_factory::Stub_factory): Add missing static storage class
2103 qualifier for elf32_arm_stub_a8_veneer_blx.
2105 2010-01-07 Ian Lance Taylor <iant@google.com>
2108 * options.h (class General_options): Add --warn-unresolved-symbols
2109 and --error-unresolved-symbols.
2110 * errors.cc (Errors::undefined_symbol): Implement
2111 --warn-unresolved-symbols.
2113 * options.h (class General_options): Add -z text and -z textoff.
2114 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2116 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2118 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2119 (Garbage_collection::cident_sections): New function.
2120 (Garbage_collection::add_cident_section): New function.
2121 (Garbage_collection::cident_sections_): New member.
2122 (gc_process_relocs): Add references to sections whose names are C
2124 * gold.h (cident_section_start_prefix): New constant.
2125 (cident_section_stop_prefix): New constant.
2126 (is_cident): New function.
2127 * layout.cc (Layout::define_section_symbols): Replace string constants
2128 with the newly defined constants.
2129 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2131 * testsuite/Makefile.am: Add gc_orphan_section_test.
2132 * testsuite/Makefile.in: Regenerate.
2133 * testsuite/gc_orphan_section_test.cc: New file.
2134 * testsuite/gc_orphan_section_test.sh: New file.
2136 2010-01-06 Ian Lance Taylor <iant@google.com>
2139 * options.h (class General_options): Add --warn-shared-textrel.
2140 * layout.cc (Layout::finish_dynamic_section): Implement
2141 --warn-shared-textrel.
2144 * options.h (class General_options): Add --warn-multiple-gp.
2146 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2148 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2149 $(THREADSLIB) and $(LIBDL).
2150 * Makefile.in: Rebuild.
2152 2010-01-06 Ian Lance Taylor <iant@google.com>
2155 * options.cc (General_options::parse_section_start): New function.
2156 (General_options::section_start): New function.
2157 (General_options::General_options): Initialize all members.
2158 * options.h: Include <map>
2159 (class General_options): Add --section-start. Add section_starts_
2161 * layout.cc (Layout::attach_allocated_section_to_segment): If
2162 --section-start was used, set the address of the segment. Remove
2163 local sort_sections.
2164 (Layout::relaxation_loop_body): If the address of the load segment
2165 has been set by --section-start, don't use it.
2166 * output.h (Output_segment::update_flags_for_output_section): New
2168 * output.cc (Output_segment::add_output_section): Call
2169 update_flags_for_output_section.
2171 2010-01-05 Ian Lance Taylor <iant@google.com>
2174 * options.h (class General_options): Add --undefined-version.
2175 * script.cc (struct Version_expression): Add was_matched_by_symbol
2177 (Version_script_info::matched_symbol): New function.
2178 (Version_script_info::get_symbol_version_helper): Call
2180 (Version_script_info::check_unmatched_names): New function.
2181 * script.h (class Version_script_info): Update declarations.
2182 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2184 * options.h (class General_options): Use DEFINE_bool_alias for
2185 allow_multiple_definition.
2186 * resolve.cc (Symbol_table::should_override): Don't test
2187 allow_multiple_definition.
2190 * options.h (class General_options): Add --cref.
2191 * main.cc (main): Print cref table if --cref. Don't close mapfile
2192 until after printing cref table.
2193 * cref.cc: Include "symtab.h".
2194 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2195 (Cref_table_compare::operator()): New function.
2196 (Cref_inputs::gather_cref): New function.
2197 (filecol): New static const.
2198 (Cref_inputs::print_cref): New function.
2199 (Cref::print_cref): New function.
2200 * cref.h: Include <cstdio>.
2201 (class Cref): Update declarations.
2202 * mapfile.h (Mapfile::file): New function.
2203 * object.h (class Object): Define Symbols. Declare virtual
2204 do_get_global_symbols.
2205 (Object::get_global_symbols): New function.
2206 * object.cc (Input_objects::add_object): Pass object to cref_ if
2208 (Input_objects::archive_start): Likewise.
2209 (Input_objects::archive_stop): Likewise.
2210 (Input_objects::print_cref): New function.
2211 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2212 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2214 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2216 * plugin.h (class Sized_pluginobj): Update declarations.
2218 2010-01-05 Ian Lance Taylor <iant@google.com>
2220 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2221 to is_default_version. Rename insdef to insdefault.
2222 (Symbol_table::add_from_relobj): Rename def to is_default_version
2223 and local to is_forced_local.
2224 (Symbol_table::add_from_pluginobj): Likewise.
2225 (Symbol_table::add_from_dynobj): Likewise.
2226 (Symbol_table::define_special_symbol): Rename insdef to
2229 2010-01-04 Ian Lance Taylor <iant@google.com>
2232 * options.h (class General_options): Add
2233 --allow-multiple-definition and -z muldefs.
2234 * resolve.cc (Symbol_table::should_override): Don't warn about a
2235 multiple symbol definition if --allow-multiple-definition or -z
2239 * options.h (class General_options): Add --add-needed and
2240 --copy-dt-needed-entries. Tweak --as-needed help entry.
2241 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2242 error if --copy-dt-needed-entries aka --add-needed is used and
2243 would cause a change in behaviour.
2246 * options.h (class General_options): Add -G as a short version of
2247 --shared. Add no-op options -assert, -g, and -i.
2249 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2251 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2252 check for .text or .gnu.linkonce.t sections.
2253 * icf.cc (Icf::find_identical_sections): Ditto.
2254 Change the detection for mangled function name within the section
2256 * icf.h (is_section_foldable_candidate): New function.
2258 2009-12-30 Ian Lance Taylor <iant@google.com>
2261 * options.h (class General_options): Permit two dashes with
2262 --retain-symbols-file.
2264 2009-12-30 Ian Lance Taylor <iant@google.com>
2267 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2268 don't put the file header and segment headers in the text
2272 * common.cc (Sort_commons::operator()): Stabilize sort when both
2274 (Symbol_table::do_allocate_commons_list): When allocating common
2275 symbols, skip a symbol which is no longer common.
2276 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2277 an object before checking its type.
2278 * testsuite/common_test_2.c: New file.
2279 * testsuite/common_test_3.c: New file.
2280 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2281 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2282 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2283 (common_test_2_pic.o, common_test_2.so): New targets.
2284 (common_test_3_pic.o, common_test_3.so): New targets.
2285 * testsuite/Makefile.in: Rebuild.
2288 * script.cc (read_input_script): If we see a new SECTIONS clause,
2289 and we have added an input section, give an error.
2290 * layout.h (class Layout): Add have_added_input_section function.
2291 Add have_added_input_section_ field.
2292 * layout.cc (Layout::Layout): Initialize
2293 have_added_input_section_.
2294 (Layout::layout): Set have_added_input_section_.
2295 (Layout::layout_eh_frame): Likewise.
2297 2009-12-30 Ian Lance Taylor <iant@google.com>
2300 * options.h (class General_options): Add --sort-common option.
2301 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2302 * common.cc (Sort_common): Add sort_order parameter to
2303 constructor. Add sort_order_ field.
2304 (Sort_commons::operator): Check sort_order_.
2305 (Symbol_table::allocate_commons): Determine the sort order.
2306 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2308 (Symbol_table::do_allocate_commons_list): Likewise.
2310 2009-12-30 Ian Lance Taylor <iant@google.com>
2313 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2314 symbols from this object, don't change the visibility of an
2316 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2318 2009-12-30 Ian Lance Taylor <iant@google.com>
2321 * script.h (class Version_script_info): Define Language enum.
2322 Update declarations. Define Glob, Exact, and Lookup types. Add
2323 new fields globals_, locals_, and is_finalized_.
2324 * script.cc: Various formatting fixes.
2325 (class Parser_closure): Change language_stack_ from a vector of
2326 std::string to one of Version_script_info::Language. Adjust all
2328 (class Lazy_demangler): Remove.
2329 (struct Version_expression): Change language from std::string to
2330 Version_script_info::Language.
2331 (Version_script_info::Version_script_info): New function.
2332 (Version_script_info::~Version_script_info): Don't call clear.
2333 (Version_script_info::finalize): New function.
2334 (Version_script_info::build_lookup_tables): New function.
2335 (Version_script_info::build_expression_list_lookup): New
2337 (Version_script_info::get_symbol_version_helper): Rewrite to use
2339 (Version_script_info::print_expression_list): Adjust to use
2340 Version_script_info::Language.
2341 (script_push_lex_into_version_mode): Check that the version script
2342 has not been finalized.
2343 (version_script_push_lang): Change language string to
2344 Version_script_info::Language.
2345 * options.cc (Command_line::version_script): New function.
2346 * options.h (class General_options): Add finalize_dynamic_list
2347 function. Change version_script from declaration to definition.
2348 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2349 * testsuite/version_script.map: Remove duplicate def of foo.
2350 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2352 * testsuite/Makefile.in: Rebuild.
2354 2009-12-30 Ian Lance Taylor <iant@google.com>
2357 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2358 if the input symbol index is 0, make the output symbol index 0.
2360 2009-12-30 Ian Lance Taylor <iant@google.com>
2363 * options.h (class General_options): Add -x/--discard-all.
2364 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2365 --discard-all. If the local symbol needs a dynamic entry, check
2366 that before handling --discard-locals.
2368 2009-12-30 Ian Lance Taylor <iant@google.com>
2371 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2373 (Output_segment::add_output_section): Don't change the flags if
2377 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2378 GNU hash table if they need a dynamic value. Otherwise, don't add
2379 them if they are defined in a dynamic object or are forced local.
2381 2009-12-29 Ian Lance Taylor <iant@google.com>
2384 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2385 .gnu.hash table for a 32-bit target.
2388 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2389 regular and a dynamic object only needs a dynamic symbol table
2390 entry if it is externally visible.
2393 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2394 constructor. Add global_offset_table_ field.
2395 (Target_i386::got_section): Set global_offset_table_.
2396 (Target_i386::do_finalize_sections): Set global_offset_table_
2398 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2399 in constructor. Add global_offset_table_ field.
2400 (Target_x86_64::got_section): Set global_offset_table_.
2401 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2404 * layout.cc (Layout::Layout): Initialize increase_relro_.
2405 (Layout::get_output_section): Add is_relro, is_last_relro, and
2406 is_first_non_relro parameters. Change all callers.
2407 (Layout::choose_output_section): Likewise.
2408 (Layout::add_output_section_data): Likewise.
2409 (Layout::make_output_section): Likewise.
2410 (Layout::set_segment_offsets): Clear increase_relro when using a
2412 * layout.h (class Layout): Add increase_relro method. Add
2413 increase_relro_ field. Update declarations.
2414 * output.cc (Output_section::Output_section): Initialize
2415 is_last_relro_ and is_first_non_relro_.
2416 (Output_segment::add_output_section): Group relro sections is
2417 do_sort is true. Handle is_last_relro and is_first_non_relro.
2418 (Output_segment::maximum_alignment): Remove relro handling.
2419 (Output_segment::set_section_addresses): Add increase_relro
2420 parameter. Change all callers. Add initial alignment to align
2421 relro sections on separate page. Remove old relro handling.
2422 (Output_segment::set_section_list_addresses): Remove in_relro
2423 parameter. Change all callers.
2424 (Output_segment::set_offset): Add increase parameter. Change all
2425 callers. Remove old relro handling.
2426 * output.h (class Output_section): Add new methods: is_last_relro,
2427 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2428 Add is_last_relro_ and is_first_non_relro_ fields.
2429 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2430 Create separate .got.plt section. Call increase_relro.
2431 * x86_64.cc (Target_x86_64::got_section): Likewise.
2432 * testsuite/relro_script_test.t: Add .got.plt.
2435 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2436 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2437 (Layout::finalize): Call set_dynamic_symbol_size.
2438 (Layout::set_dynamic_symbol_size): New function.
2439 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2440 set_dynamic_symbol_size.
2443 * output.h (class Output_section): Add is_entsize_zero_ field.
2444 * output.cc (Output_section::Output_section): Initialize
2446 (Output_section::set_entsize): If two different entsizes are
2447 requested, force it to zero.
2448 (Output_section::add_input_section): Set flags for .debug_str
2449 before updating section flags. Set entsize.
2450 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2451 and SHF_STRING if all input sections have those flags.
2453 2009-12-29 Rafael Espindola <espindola@google.com>
2455 * main.cc (main): Fix the sys time reporting.
2456 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2459 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2461 * options.cc (General_options::parse_version): Allow -v to exit
2462 without an error if there is nothing to link.
2464 2009-12-29 Ian Lance Taylor <iant@google.com>
2466 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2467 using a version of gcc before 4.1.
2468 * configure: Rebuild.
2470 2009-12-28 Chris Demetriou <cgd@google.com>
2472 * attributes.cc (Output_attributes_section_data::do_write): Use
2473 std::vector::front rather than std::vector::data.
2475 2009-12-28 Ian Lance Taylor <iant@google.com>
2477 * symtab.h (class Symbol_table): Add enum Defined.
2478 * resolve.cc (Symbol_table::should_override): Add defined
2479 parameter. Change all callers. Test whether object is NULL
2480 before calling a method on it.
2481 (Symbol_table::report_resolve_problem): Add defined parameter.
2483 (Symbol_table::should_override_with_special): Likewise.
2484 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2485 parameter. Change all callers.
2486 (Symbol_table::do_define_in_output_data): Likewise.
2487 (Symbol_table::define_in_output_segment): Likewise.
2488 (Symbol_table::do_define_in_output_segment): Likewise.
2489 (Symbol_table::define_as_constant): Likewise.
2490 (Symbol_table::do_define_as_constant): Likewise.
2491 * script.h (class Symbol_assignment): Add is_defsym parameter to
2492 constructor; change all callers.
2493 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2494 parameter. Change all callers. Add is_defsym_ field.
2495 (class Parser_closure): Add parsing_defsym parameter to
2496 constructor; change all callers. Add parsing_defsym accessor
2497 function. Add parsing_defsym_ field.
2499 2009-12-28 Ian Lance Taylor <iant@google.com>
2501 * gold.cc (queue_middle_tasks): Fix formatting.
2502 * object.cc (Relobj::is_section_name_included): Likewise.
2504 2009-12-23 Ian Lance Taylor <iant@google.com>
2506 * i386.cc (Target_i386::do_calls_non_split): Recognize
2507 -fsplit-stack prologue for a function with a static chain.
2508 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2509 -fsplit-stack prologue when using %r11.
2511 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2513 * options.cc (General_options::parse_version): Make -v continue and do
2514 the link like GNU ld does.
2516 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2518 * Makefile.am (CCFILES): Add timer.cc.
2519 (HFILES): Add timer.h.
2520 * configure.ac: Check for sysconf and times.
2521 * main.cc: include timer.h.
2522 (main): Use Timer instead of get_run_time.
2525 * workqueue.cc: include timer.h.
2526 (Workqueue::find_and_run_task):
2527 Report user, sys and wall time.
2528 * Makefile.in: Regenerate.
2529 * config.in: Regenerate.
2530 * configure: Regenerate.
2532 2009-12-16 Doug Kwan <dougkwan@google.com>
2534 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2536 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2537 relaxed input sections.
2538 * output.cc (Output_section::find_relaxed_input_section): Change
2539 return type to Output_relaxed_input_section pointer. Adjust code
2540 for new type of relaxed_input_section_map_.
2541 * output.h (Output_section::find_relaxed_input_section): Change
2542 return type to Output_relaxed_input_section pointer.
2543 (Output_section::Output_relaxed_input_section_by_input_section_map):
2545 (Output_section::relaxed_input_section_map_): Change type to
2546 Output_section::Output_relaxed_input_section_by_input_section_map.
2547 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2550 2009-12-15 Ian Lance Taylor <iant@google.com>
2552 * layout.cc (Layout::create_shstrtab): Only write out after input
2553 sections if we are compressing debug sections.
2555 2009-12-15 Ian Lance Taylor <iant@google.com>
2557 * archive.cc (Archive::add_symbols): Only look up a symbol without
2558 a version if there is, in fact, a version.
2560 2009-12-14 Ian Lance Taylor <iant@google.com>
2562 Revert -Wshadow changes, all changes from:
2563 2009-12-11 Doug Kwan <dougkwan@google.com>
2564 2009-12-11 Nick Clifton <nickc@redhat.com>
2565 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2567 2009-12-11 Doug Kwan <dougkwan@google.com>
2569 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2571 * attributes.cc (Object_attribute::size): Ditto.
2572 (Attributes_section_data::size): Ditto.
2573 (Attributes_section_data::Attributes_section_data): Ditto.
2574 (Output_attributes_section_data::do_write): Ditto.
2575 * attributes.h (Object_attribute::set_type): Ditto.
2576 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2578 2009-12-11 Nick Clifton <nickc@redhat.com>
2580 * archive.cc: Fix shadowed variable warnings.
2582 * compressed_output.cc: Likewise.
2583 * compressed_output.h: Likewise.
2584 * configure: Likewise.
2585 * dwarf_reader.cc: Likewise.
2586 * dynobj.cc: Likewise.
2587 * dynobj.h: Likewise.
2588 * ehframe.cc: Likewise.
2589 * ehframe.h: Likewise.
2590 * errors.cc: Likewise.
2591 * expression.cc: Likewise.
2592 * fileread.cc: Likewise.
2593 * fileread.h: Likewise.
2594 * freebsd.h: Likewise.
2595 * i386.cc: Likewise.
2597 * incremental.h: Likewise.
2598 * layout.cc: Likewise.
2599 * layout.h: Likewise.
2600 * mapfile.cc: Likewise.
2601 * merge.cc: Likewise.
2602 * merge.h: Likewise.
2603 * object.cc: Likewise.
2604 * object.h: Likewise.
2605 * options.h: Likewise.
2606 * output.cc: Likewise.
2607 * output.h: Likewise.
2608 * parameters.cc: Likewise.
2609 * plugin.cc: Likewise.
2610 * powerpc.cc: Likewise.
2611 * reduced_debug_output.cc: Likewise.
2612 * reduced_debug_output.h: Likewise.
2613 * reloc.cc: Likewise.
2614 * reloc.h: Likewise.
2615 * resolve.cc: Likewise.
2616 * script-sections.cc: Likewise.
2617 * script.cc: Likewise.
2618 * script.h: Likewise.
2619 * sparc.cc: Likewise.
2620 * symtab.cc: Likewise.
2621 * symtab.h: Likewise.
2622 * target-select.cc: Likewise.
2623 * target-select.h: Likewise.
2624 * token.h: Likewise.
2625 * workqueue.cc: Likewise.
2626 * workqueue.h: Likewise.
2627 * x86_64.cc: Likewise.
2629 2009-12-10 Doug Kwan <dougkwan@google.com>
2631 * arm.cc (attributes.h): New include.
2632 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2633 (Arm_relobj::~Arm_relobj): Delete object pointed by
2634 attributes_section_data_.
2635 (Arm_relobj::attributes_section_data): New method definition.
2636 (Arm_relobj::attributes_section_data_): New data member declaration.
2637 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2638 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2639 attributes_section_data_.
2640 (Arm_dynobj::attributes_section_data): New method definition.
2641 (Arm_dynobj::attributes_section_data_): New data member declaration.
2642 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2643 initialization value of may_use_blx_ to false.
2644 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2645 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2646 object attributes to compute results instead of hard-coding.
2647 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2648 Target_arm::get_secondary_compatible_arch,
2649 Target_arm::set_secondary_compatible_arch
2650 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2651 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2652 New method declarations.
2653 (Target_arm::get_aeabi_object_attribute): New method definition.
2654 (Target_arm::attributes_section_data_): New data member declaration.
2655 (read_arm_attributes_section): New template definition.
2656 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2657 (Arm_dynobj::do_read_symbols): Ditto.
2658 (Target_arm::do_finalize_sections): Merge attributes sections from
2659 input. Check for BLX use after attributes section merging.
2660 Fix __exidx_start and __exidx_end visibility. Create an
2661 .ARM.attributes section if necessary.
2662 (Target_arm::get_secondary_compatible_arch,
2663 Target_arm::set_secondary_compatible_arch,
2664 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2665 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2666 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2667 New method definitions.
2669 2009-12-09 Ian Lance Taylor <iant@google.com>
2671 * plugin.cc (Plugin::load): Don't cast from void* to a function
2674 2009-12-09 Ian Lance Taylor <iant@google.com>
2676 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2679 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2681 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2682 Replace two_file_shared_1.so with two_file_shared_2.so.
2683 * testsuite/Makefile.in: Regenerated.
2685 2009-12-08 Doug Kwan <dougkwan@google.com>
2687 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2688 (HFILES): Add attributes.h and int_encoding.h.
2689 * Makefile.in: Regenerate.
2690 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2691 function definitions to int_encoding.cc
2692 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2693 prototypes to int_encoding.h
2694 * reduced_debug_output.cc (int_encoding.h): New include.
2695 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2696 function definitions to int_encoding.cc
2697 (insert_into_vector, read_from_pointer): Move template definitions to
2699 * attributes.cc: New file.
2700 * attributes.h: New file.
2701 * int_encoding.cc: New file.
2702 * int_encoding.h: New file.
2704 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2707 * incremental-dump.cc (dump_incremental_inputs): New.
2708 (main): Use dump_incremental_inputs.
2710 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2713 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2714 checking elfcpp::STT_FUNC.
2715 (Target_i386::Relocate::relocate): Likewise.
2716 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2718 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2719 symbols from shared libraries into normal FUNC symbols.
2721 * symtab.h (Symbol): Add is_func and use it.
2723 2009-12-05 Doug Kwan <dougkwan@google.com>
2725 * arm.cc (Target_arm::arm_info): Initialize new fields
2726 attributes_section and attributes_vendor.
2727 * i386.cc (Target_i386::i386_info): Same.
2728 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2729 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2730 fields attributes_section and attributes_vendor.
2731 * sparc.cc (Target_sparc::sparc_info): Same.
2732 * target.h (Target::attributes_section, Target::attributes_vendor,
2733 Target::is_attributes_section, Target::attribute_arg_type,
2734 Target::attributes_order): New method definitions.
2735 (Target::Target_info::attributes_section,
2736 Target::Target_info::attributes_vendor): New fields.
2737 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2738 virtual method definitions.
2739 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2740 attributes_section and attributes_vendor.
2741 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2743 2009-12-05 Doug Kwan <dougkwan@google.com>
2745 * arm.cc: Update comments about interworking and stub generation.
2746 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2747 considered as non-PIC.
2748 (Arm_relocate_functions::base_abs): Fix formatting.
2749 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2750 of function to use GOT entry address instead of offset.
2751 (Target_arm::Scan::global): Issue an error if a symbol would need a
2752 PLT does not get one because it is untyped. Remove code to create
2753 dynamic symbols for relative branches.
2754 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2755 takes unsigned integer instead of boolean.
2757 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2759 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2760 (two_file_test_LDADD): Likewise.
2761 (common_test_1_LDADD): Likewise.
2762 (exception_test_LDADD) Likewise.
2763 (weak_test_LDADD): Likewise.
2764 (many_sections_test_LDADD): Likewise.
2765 (initpri1_LDADD): Likewise.
2766 (script_test_1_LDADD): Likewise.
2767 (script_test_2_LDADD): Likewise.
2768 (justsyms_LDADD): Likewise.
2769 (binary_test_LDADD): Likewise.
2770 (large_LDADD): Likewise.
2771 * testsuite/Makefile.in: Regenerated.
2773 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2775 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2776 (Symbol_table::override_with_special): Likewise.
2777 (Symbol_table::add_from_object): Likewise.
2779 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2781 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2782 Don't set the data_offset twice.
2784 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2786 * testsuite/Makefile.in: Regenerate.
2788 2009-12-03 Doug Kwan <dougkwan@google.com>
2790 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2791 (Target_arm::do_finalize_sections): Add parameter for symbol table
2792 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2793 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2794 parameter for symbol table pointer.
2795 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2796 an additional parameter for a pointer to symbol table.
2797 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2798 parameter for a symbol table pointer.
2799 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2800 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2802 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2803 parameter for a symbol table pointer.
2805 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2807 * incremental.cc (Incremental_inputs_header)
2808 (Incremental_inputs_header_write, Incremental_inputs_entry)
2809 (Incremental_inputs_entry_write): Move ...
2810 * incremental.h (Incremental_inputs_header)
2811 (Incremental_inputs_header_write, Incremental_inputs_entry)
2812 (Incremental_inputs_entry_write): here.
2814 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2816 * incremental.cc (make_sized_incremental_binary): Set the target.
2817 Error if it is incompatible.
2818 * output.h (Output_file): Add filename method.
2820 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2822 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2823 from the get_* methods.
2825 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2827 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2828 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2829 Write 0 for the data_offset of scripts.
2831 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2833 * testsuite/Makefile.am: Add the incremental_test.sh test.
2834 * testsuite/incremental_test.sh: New.
2835 * testsuite/incremental_test_1.c: New.
2836 * testsuite/incremental_test_2.c: New.
2838 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2840 * incremental-dump.cc (main): Fix typos.
2842 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2845 * incremental-dump.cc (main): Use llu to print 64 bit values.
2847 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2848 H.J. Lu <hongjiu.lu@intel.com>
2850 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2852 (incremental_dump_LDADD): Likewise.
2853 * Makefile.in: Regenerated.
2855 2009-11-25 Doug Kwan <dougkwan@google.com>
2859 2009-11-25 Doug Kwan <dougkwan@google.com>
2861 * arm.cc (Target_arm::Target_arm): Move method definition
2862 outside of class definition. Add code to handle
2863 --target1-rel, --target1-abs and --target2= options.
2864 (Target_arm::get_reloc_reloc_type): Change method to be
2865 non-static and const.
2866 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2867 New data member declaration.
2868 (Target_arm::Scan::local, Target_arm::Scan::global,
2869 Target_arm::Relocate::relocate,
2870 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2871 Adjust call to Target_arm::get_real_reloc_type.
2872 (Target_arm::get_real_reloc_type): Use command line options
2873 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2874 * options.h (--target1-rel, --target1-abs, --target2): New
2877 2009-11-25 Doug Kwan <dougkwan@google.com>
2879 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2880 class definition. Add code to handle --target1-rel, --target1-abs
2881 and --target2= options.
2882 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2884 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2886 (Target_arm::Scan::local, Target_arm::Scan::global,
2887 Target_arm::Relocate::relocate,
2888 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2889 call to Target_arm::get_real_reloc_type.
2890 (Target_arm::get_real_reloc_type): Use command line options to
2891 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2892 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2895 2009-11-25 Doug Kwan <dougkwan@google.com>
2897 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2898 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2899 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2901 (Arm_relocate_functions::thm_call): Replace body with a call to
2902 Arm_relocate_functions::thumb_branch_common.
2903 (Arm_relocate_functions::thm_jump24,
2904 Arm_relocate_functions::thm_xpc22): New method definitions.
2905 (Arm_relocate_functions::thumb_branch_common): New method definition.
2906 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2908 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2909 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2911 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2913 * Makefile.am: Build incremental-dump
2914 * Makefile.in: Regenerate.
2915 * incremental-dump.cc: New.
2916 * incremental.cc (Incremental_inputs_header_data,
2917 Incremental_inputs_entry_data): Move to incremental.h
2918 * incremental.h: (Incremental_inputs_header_data,
2919 Incremental_inputs_entry_data): Move from incremental.cc
2921 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2923 * incremental.cc (Incremental_inputs_header,
2924 Incremental_inputs_header_write, Incremental_inputs_entry,
2925 Incremental_inputs_entry_write): Add a typedef with the data type.
2927 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2929 * incremental.cc (Incremental_inputs_header,
2930 Incremental_inputs_header_write, Incremental_inputs_entry,
2931 Incremental_inputs_entry_write): Update comment about which
2932 type has the filed descriptions.
2934 2009-11-15 Doug Kwan <dougkwan@google.com>
2936 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2937 (Arm_relocate_functions::arm_branch_common): Change method defintion
2938 in class definition to a method declaration and update list of formal
2940 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2941 Arm_relocation_functions::jump24): Adjust call to
2942 Arm_relocate_functions::arm_branch_common. Update list of formal
2944 (Arm_relocate_functions::xpc25): New method definition.
2945 (Arm_relocate_functions::arm_branch_common): Move method defintion
2946 out from class definition. Use stubs for mode-switching and extending
2948 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2949 specially. Change code to enable use of stubs in ARM branches.
2951 2009-11-10 Doug Kwan <dougkwan@google.com>
2953 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2954 in method declaration.
2955 (Target_arm::relocate_stub): New method declaration.
2956 (Target_arm::default_target): Change to return a pointer instead of
2958 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2959 Target_arm::default_target.
2960 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2962 (Target_arm::relocate_section): Adjust view.
2963 (Target_arm::relocate_stub): New method definition.
2965 2009-11-10 Doug Kwan <dougkwan@google.com>
2967 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2969 * incremental.cc (open_incremental_binary): Initialized local
2970 variables to avoid warnings.
2971 * object.cc (make_elf_object): Ditto.
2972 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2975 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2978 * testsuite/plugin_test.c: Include "config.h".
2980 2009-11-09 Doug Kwan <dougkwan@google.com>
2982 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2983 (arm_symbol_value): Remove.
2984 (Arm_relocate_functions::arm_branch_common,
2985 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2986 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2987 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2988 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2989 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2990 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2991 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2992 Arm_relocate_functions::thm_mobw_abs_nc,
2993 Arm_relocate_functions::thm_mov_abs,
2994 Arm_relocate_functions::movw_prel_nc,
2995 Arm_relocate_functions::thm_movt_abs,
2996 Arm_relocate_functions::movt_prel,
2997 Arm_relocate_functions::thm_movw_prel_nc,
2998 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2999 (Target_arm::Relocate::relocate): Only decompose address into two
3000 parts if relocation type uses the thumb-bit and pass the actual
3001 bit instead of a flag indicating that the thumb-bit is used. Adjust
3002 calls to methods in Arm_relocate_functions for this change.
3004 2009-11-08 Ian Lance Taylor <iant@google.com>
3007 * reloc.cc: Instantiate
3008 Sized_relobj::initialize_input_to_output_maps and
3009 Sized_relobj:free_input_to_output_maps.
3011 2009-11-06 Ian Lance Taylor <iant@google.com>
3014 * defstd.cc (in_segment): Set only_if_ref true for "end".
3016 2009-11-06 Doug Kwan <dougkwan@google.com>
3018 * arm.cc (class Reloc_stub): Correct a comment.
3019 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3020 (Target_arm::scan_section_for_stubs): New method declaration.
3021 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3022 Change methods from private to protected.
3023 (Target_arm::do_may_relax): New method definition.
3024 (Target_arm::do_relax, Target_arm::group_sections,
3025 Target_arm::scan_reloc_for_stub,
3026 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3027 (Target_arm::arm_input_section_map_): New data member declaration.
3028 (Target_arm::scan_reloc_for_stub,
3029 Target_arm::scan_reloc_section_for_stubs,
3030 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3031 Target_arm::do_relax): New method definitions.
3033 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3035 * configure.ac: Check for (struct stat)::st_mtim
3036 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3037 * config.in: Regenerate.
3038 * configure: Regenerate.
3040 2009-11-05 Ian Lance Taylor <iant@google.com>
3043 * output.cc (Output_segment::add_output_section): Add missing
3046 2009-11-04 Ian Lance Taylor <iant@google.com>
3049 * object.h (class Object): Add is_needed and set_is_needed
3050 methods. Add is_needed_ field. Make bool fields into bitfields.
3051 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3052 defined in a dynamic object and referenced by a regular object,
3053 set is_needed for the dynamic object.
3054 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3055 if the file is marked with as_needed and it is not needed.
3057 2009-11-04 Ian Lance Taylor <iant@google.com>
3060 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3061 tags if data is discarded by linker script.
3062 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3063 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3064 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3065 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3067 2009-11-04 Ian Lance Taylor <iant@google.com>
3069 * layout.cc (Layout::get_output_section): Add is_interp and
3070 is_dynamic_linker_section parameters. Change all callers.
3071 (Layout::choose_output_section): Likewise.
3072 (Layout::make_output_section): Likewise.
3073 (Layout::add_output_section_data): Add is_dynamic_linker_section
3074 parameter. Change all callers.
3075 * layout.h (class Layout): Update declarations.
3076 * output.h (class Output_section): Add is_interp, set_is_interp,
3077 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3078 Add is_interp_, is_dynamic_linker_section_ fields. Change
3079 generate_code_fills_at_write_ to a bitfield.
3080 * output.cc (Output_section::Output_sections): Initialize new
3082 (Output_segment::add_output_section): Add do_sort parameter.
3085 2009-11-03 Ian Lance Taylor <iant@google.com>
3088 * options.h (class General_options): Add --warn-common.
3089 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3090 merging two common symbols.
3091 (Symbol_table::should_override): Handle --warn-common when merging
3092 a common symbol with a defined symbol. Use report_resolve_problem
3093 for multiple definitions.
3094 (Symbol_table::report_resolve_problem): New function.
3095 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3097 2009-11-03 Doug Kwan <dougkwan@google.com>
3099 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3101 (Target_arm::stub_factory): New method definition.
3102 (Target_arm::new_arm_input_section,
3103 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3104 Target_arm::reloc_uses_thumb_bit): New method declarations.
3105 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3106 New type definitions.
3107 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3108 member declarations.
3109 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3110 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3111 New method definitions.
3113 2009-11-03 Ian Lance Taylor <iant@google.com>
3115 * options.h (class General_options): Add --warn_constructors.
3117 2009-11-03 Ian Lance Taylor <iant@google.com>
3120 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3121 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3123 2009-11-03 Ian Lance Taylor <iant@google.com>
3126 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3127 --msgid-bugs-address.
3128 (install-pdf): New target.
3129 (install-data_yes): Look up one directory to find mkinstalldirs.
3131 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3133 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3136 2009-10-30 Doug Kwan <dougkwan@google.com>
3138 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3140 2009-10-30 Doug Kwan <dougkwan@google.com>
3142 * arm.cc (Stub_addend_reader): New struct template definition
3143 and partial specializations.
3144 (Stub_addend_reader::operator()): New method definition for a
3145 partially specialized template.
3147 2009-10-30 Doug Kwan <dougkwan@google.com>
3149 * arm.cc (Arm_relobj::processor_specific_flags): New method
3151 (Arm_relobj::do_read_symbols): New method declaration.
3152 (Arm_relobj::processor_specific_flags_): New data member declaration.
3153 (Arm_dynobj): New class definition.
3154 (Target_arm::do_finalize_sections): Add input_objects parameter.
3155 (Target_arm::do_adjust_elf_header): New method declaration.
3156 (Target_arm::are_eabi_versions_compatible,
3157 (Target_arm::merge_processor_specific_flags): New method declaration.
3158 (Target_arm::do_make_elf_object): New overloaded method definitions
3160 (Arm_relobj::do_read_symbols): New method definition.
3161 (Arm_dynobj::do_read_symbols): Ditto.
3162 (Target_arm::do_finalize_sections): Add input_objects parameters.
3163 Merge processor-specific flags from all input objects.
3164 (Target_arm::are_eabi_versions_compatible,
3165 Target_arm::merge_processor_specific_flags,
3166 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3167 New method definitions.
3168 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3169 Input_objects pointer type parameter.
3170 * layout.cc (Layout::finalize): Pass input objects to target's.
3171 finalize_sections function.
3172 * output.cc (Output_file_header::do_sized_write): Set ELF file
3173 header's processor-specific flags.
3174 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3175 Input_objects pointer type parameter.
3176 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3177 * target.h (Input_objects): New forward class declaration.
3178 (Target::processor_specific_flags,
3179 Target::are_processor_specific_flags_sect): New method definitions.
3180 (Target::finalize_sections): Add input_objects parameter.
3181 (Target::Target): Initialize processor_specific_flags_ and
3182 are_processor_specific_flags_set_.
3183 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3185 (Target::set_processor_specific_flags): New method definition.
3186 (Target::processor_specific_flags_,
3187 Target::are_processor_specific_flags_set_): New data member
3189 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3190 Input_objects pointer type parameter.
3192 2009-10-30 Doug Kwan <dougkwan@google.com>
3194 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3196 2009-10-28 Ian Lance Taylor <iant@google.com>
3198 * object.h (class Relobj): Drop options parameter from
3199 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3200 do_scan_relocs, do_relocate. Change all callers.
3201 (class Sized_relobj): Drop options parameters from
3202 do_gc_process_relocs, do_scan_relocs, do_relocate,
3203 do_relocate_sections, relocate_sections, emit_relocs_scan,
3204 emit_relocs_scan_reltype. Change all callers.
3205 (struct Relocate_info): Remove options field and all references to
3207 * reloc.h (class Read_relocs): Remove options constructor
3208 parameter and options_ field. Change all callers.
3209 (class Gc_process_relocs, class Scan_relocs): Likewise.
3210 (class Relocate_task): Likewise.
3211 * target-reloc.h (scan_relocs): Remove options parameter. Change
3213 (scan_relocatable_relocs): Likewise.
3214 * target.h (class Sized_target): Remove options parameter from
3215 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3217 * gc.h (gc_process_relocs): Remove options parameter. Change all
3219 * arm.cc: Update functions to remove options parameters.
3220 * i386.cc: Likewise.
3221 * powerpc.cc: Likewise.
3222 * sparc.cc: Likewise.
3223 * x86_64.cc: Likewise.
3224 * testsuite/testfile.cc: Likewise.
3226 2009-10-28 Doug Kwan <dougkwan@google.com>
3228 * arm.cc (Arm_relobj): New class definition.
3229 (Arm_relobj::scan_sections_for_stubs,
3230 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3231 New method definitions.
3233 2009-10-28 Cary Coutant <ccoutant@google.com>
3235 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3236 (Plugin::cleanup_done_): New member.
3237 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3238 (Plugin_manager::cleanup_done_): Remove.
3239 (Plugin_manager::add_input_file): Edit error message.
3240 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3241 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3243 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3245 * fileread.cc: (File_read::View::~View): Use the new
3246 data_ownership_ filed.
3247 (File_read::~File_read): Dispose the new whole_file_view_.
3248 (File_read::open): Mmap the whole file if needed.
3249 (File_read::open): Use whole_file_view_ instead of contents_.
3250 (File_read::find_view): Use whole_file_view_ if applicable.
3251 (File_read::do_read): Use whole_file_view_ instead of contents_.
3252 (File_read::make_view): Use whole_file_view_ instead of contents_,
3253 update File_read::View::View call.
3254 (File_read::find_or_make_view): Update File_read::View::View
3256 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3258 (File_read::View::Data_ownership): New enum.
3259 (File_read::View::View): Replace bool mapped_ with Data_ownership
3261 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3262 (File_read::View::data_ownership_): New field.
3263 (File_read::contents_): Remove (replaced by whole_file_view_).
3264 (File_read::whole_file_view_): New field.
3265 * options.h (class General_options): Add --keep-files-mapped.
3267 2009-10-27 Cary Coutant <ccoutant@google.com>
3269 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3270 * testsuite/Makefile.am (plugin_test_5): New test case.
3271 * testsuite/Makefile.in: Regenerate.
3273 2009-10-25 Doug Kwan <dougkwan@google.com>
3275 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3276 from private to protected to allow access by child class.
3277 (Sized_relobj::do_relocate_sections): New method declaration.
3278 (Sized_relobj::relocate_sections): Virtualize.
3279 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3280 Sized_relobj::relocate_sections. Instantiate template explicitly
3281 for different target sizes and endianity.
3283 2009-10-24 Doug Kwan <dougkwan@google.com>
3285 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3286 (Arm_input_section::as_arm_input_section): New method.
3287 (Arm_output_section): New class definition.
3288 (Arm_output_section::create_stub_group,
3289 Arm_output_section::group_sections): New method definitions.
3291 2009-10-22 Doug Kwan <dougkwan@google.com>
3293 * arm.cc (Arm_input_section): New class definition.
3294 (Arm_input_section::init, Arm_input_section:do_write,
3295 Arm_input_section::set_final_data_size,
3296 Arm_input_section::do_reset_address_and_file_offset): New method
3299 2009-10-21 Doug Kwan <dougkwan@google.com>
3301 * arm.cc (Stub_table, Arm_input_section): New forward class
3303 (Stub_table): New class defintion.
3304 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3305 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3306 New method definition.
3308 2009-10-21 Doug Kwan <dougkwan@google.com>
3310 * arm.cc: Update copyright comments.
3311 (Target_arm): New forward class template declaration.
3312 (Arm_address): New type.
3313 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3314 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3315 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3317 (Insn_template): Same.
3318 (DEF_STUBS): New macro.
3319 (Stub_type): New enum type.
3320 (Stub_template): New class definition.
3323 (Stub_factory): Same.
3324 (Target_arm::Target_arm): Initialize may_use_blx_ and
3325 should_force_pic_veneer_.
3326 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3327 Target_arm::should_force_pic_veneer,
3328 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3329 Target_arm::using_thumb_only, Target_arm:;default_target): New
3331 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3332 New data member declarations.
3333 (Insn_template::size, Insn_template::alignment): New method defintions.
3334 (Stub_template::Stub_template): New method definition.
3335 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3336 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3337 (Stub_factory::Stub_factory): New method definition.
3338 * gold.h (string_hash): New template.
3339 * output.h (Input_section_specifier::hash_value): Use
3341 (Input_section_specifier::string_hash): Remove.
3342 * stringpool.cc (Stringpool_template::string_hash): Use
3345 2009-10-20 Doug Kwan <dougkwan@google.com>
3347 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3348 symbols of relaxed input sections.
3349 * output.h (Output_section::find_relaxed_input_section): Make
3352 2009-10-16 Doug Kwan <dougkwan@google.com>
3354 * dynobj.cc (Versions::Versions): Initialize version_script_.
3355 Only insert base version symbol definition for a shared object
3356 if version script defines any version versions.
3357 (Versions::define_base_version): New method definition.
3358 (Versions::add_def): Check that base version is not needed.
3359 (Versions::add_need): Define base version lazily.
3360 * dynobj.h (Versions::define_base_version): New method declaration.
3361 (Versions::needs_base_version_): New data member declaration.
3362 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3363 (check_DATA): Add no_version_test.stdout.
3364 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3366 * testsuite/Makefile.in: Regenerate.
3367 * testsuite/no_version_test.c: New file.
3368 * testsuite/no_version_test.sh: Ditto.
3370 2009-10-16 Doug Kwan <dougkwan@google.com>
3372 * expression.cc (class Segment_start_expression): New class definition.
3373 (Segment_start_expression::value): New method definition.
3374 (script_exp_function_segment_start): Return a new
3375 Segment_start_expression.
3376 * gold/script-c.h (script_saw_segment_start_expression): New function
3378 * script-sections.cc (Script_sections::Script_sections): Initialize
3379 SAW_SEGMENT_START_EXPRESSION_ to false.
3380 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3381 and -Tbbs options to specify section addresses if given in
3382 command line and no SEGMENT_START expression is seen in a script.
3383 * script-sections.h (Script_sections::saw_segment_start_expression,
3384 Script_sections::set_saw_segment_start_expression): New method
3386 (Script_sections::saw_segment_start_expression_): New data member
3388 * script.cc (script_saw_segment_start_expression): New function.
3389 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3390 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3391 script_test_7.sh and script_test_8.sh.
3392 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3393 script_test_8.stdout.
3394 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3395 (script_test_6, script_test_6.stdout, script_test_7,
3396 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3397 * Makefile.in: Regenerate.
3398 * testsuite/script_test_6.sh: New file.
3399 * testsuite/script_test_6.t: Same.
3400 * testsuite/script_test_7.sh: Same.
3401 * testsuite/script_test_7.t: Same.
3402 * testsuite/script_test_8.sh: Same.
3404 2009-10-16 Doug Kwan <dougkwan@google.com>
3406 * output.cc (Output_segment::set_section_list_address): Cast
3407 expressions to unsigned long long type to avoid format warnings.
3409 2009-10-15 Ian Lance Taylor <iant@google.com>
3411 * script.cc (Script_options::add_symbol_assignment): Always add a
3412 dot assignment to script_sections_.
3413 * script-sections.cc (Script_sections::add_dot_assignment):
3414 Initialize if necessary.
3416 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3417 program headers with no load segment if there is a linker script.
3419 * layout.cc (Layout::set_segment_offsets): Align the file offset
3420 to the segment aligment for -N or -n with no load segment.
3421 * output.cc (Output_segment::add_output_section): Don't crash if
3422 the first section is a TLS section.
3423 (Output_segment::set_section_list_addresses): Print an error
3424 message if the address moves backward in a linker script.
3425 * script-sections.cc
3426 (Output_section_element_input::set_section_addresses): Don't
3427 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3428 (Orphan_output_section::set_section_addresses): Likewise.
3430 2009-10-15 Doug Kwan <dougkwan@google.com>
3432 * layout.cc (Layout::finish_dynamic_section): Generate tags
3433 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3434 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3435 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3437 2009-10-14 Ian Lance Taylor <iant@google.com>
3439 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3441 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3442 data_shdr fields of relinfo.
3443 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3444 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3445 R_386_TLS_LDO_32, adjust based on section flags.
3446 (Target_i386::Relocate::fix_up_ldo): Remove.
3448 2009-10-13 Ian Lance Taylor <iant@google.com>
3450 Add support for -pie.
3451 * options.h (class General_options): Add -pie and
3453 (General_options::output_is_position_independent): Test -pie.
3454 (General_options::output_is_executable): Return true if not shared
3455 and not relocatable.
3456 (General_options::output_is_pie): Remove.
3457 * options.cc (General_options::finalize): Reject incompatible uses
3459 * gold.cc (queue_middle_tasks): A -pie link is not static.
3460 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3461 * symtab.cc (Symbol::final_value_is_known): Return false if
3462 output_is_position_independent.
3463 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3464 output_is_position_independent.
3465 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3466 output_is_position_independent.
3467 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3468 output_is_position_independent.
3469 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3471 (basic_pie_test.o, basic_pie_test): New targets.
3472 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3473 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3474 (two_file_pie_test): New target.
3475 * testsuite/Makefile.in: Rebuild.
3476 * README: Remove note saying that -pie is not supported.
3478 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3480 * options.h (class General_options): Add -init and -fini.
3481 * layout.cc (Layout::finish_dynamic_section): Emit
3482 given init and fini functions.
3484 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3486 * gc.h (gc_process_relocs): Check if icf is enabled using new
3488 * gold.cc (queue_initial_tasks): Likewise.
3489 (queue_middle_tasks): Likewise.
3490 * object.cc (do_layout): Likewise.
3491 * symtab.cc (is_section_folded): Likewise.
3492 * main.cc (main): Likewise.
3493 * reloc.cc (Read_relocs::run): Likewise.
3494 (Sized_relobj::do_scan_relocs): Likewise.
3495 * icf.cc (is_function_ctor_or_dtor): New function.
3496 (Icf::find_identical_sections): Check if function is ctor or dtor when
3498 * options.h (General_options::icf): Change option to be an enum.
3499 (Icf_status): New enum.
3500 (icf_enabled): New method.
3501 (icf_safe_folding): New method.
3502 (set_icf_status): New method.
3503 (icf_status_): New variable.
3504 * (options.cc) (General_options::finalize): Set icf_status_.
3505 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3506 icf_test and icf_keep_unique_test to use the --icf enum flag.
3507 * testsuite/icf_safe_test.sh: New file.
3508 * testsuite/icf_safe_test.cc: New file.
3510 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3512 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3513 includes to gc.h and icf.h.
3514 * arm.cc: Include gc.h.
3515 * gold.cc: Likewise.
3516 * i386.cc: Likewise.
3517 * powerpc.cc: Likewise.
3518 * sparc.cc: Likewise.
3519 * x86_64.cc: Likewise.
3520 * gc.h: Include icf.h.
3522 2009-10-11 Ian Lance Taylor <iant@google.com>
3524 * plugin.cc: Include "gold.h" before other header files.
3526 2009-10-10 Chris Demetriou <cgd@google.com>
3528 * options.h (Input_file_argument::Input_file_type): New enum.
3529 (Input_file_argument::is_lib_): Replace with...
3530 (Input_file_argument::type_): New member.
3531 (Input_file_argument::Input_file_argument): Take Input_file_type
3532 'type' rather than boolean 'is_lib' as second argument.
3533 (Input_file_argument::is_lib): Use type_.
3534 (Input_file_argument::is_searched_file): New function.
3535 (Input_file_argument::may_need_search): Handle is_searched_file.
3536 * options.cc (General_options::parse_library): Support -l:filename.
3537 (General_options::parse_just_symbols): Update for Input_file_argument
3539 (Command_line::process): Likewise.
3540 * archive.cc (Archive::get_file_and_offset): Likewise.
3541 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3542 * script.cc (read_script_file, script_add_file): Likewise.
3543 * fileread.cc (Input_file::Input_file): Likewise.
3544 (Input_file::will_search_for): Handle is_searched_file.
3545 (Input_file::open): Likewise.
3546 * readsyms.cc (Read_symbols::get_name): Likewise.
3547 * testsuite/Makefile.am (searched_file_test): New test.
3548 * testsuite/Makefile.in: Regenerate.
3549 * testsuite/searched_file_test.cc: New file.
3550 * testsuite/searched_file_test_lib.cc: New file.
3552 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3553 Ian Lance Taylor <iant@google.com>
3555 * descriptor.cc: Include <cstdio> and "binary-io.h".
3556 (Descriptors::open): Open the files in binary mode always.
3557 * script.cc (Lex::get_token): Treat \r as whitespace.
3559 2009-10-09 Ian Lance Taylor <iant@google.com>
3561 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3563 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 Ian Lance Taylor <iant@google.com>
3566 * configure.ac: Check for readv function also.
3567 * fileread.cc (readv): Define if not HAVE_READV.
3568 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3570 * config.in: Regenerate.
3571 * configure: Regenerate.
3573 2009-10-09 Doug Kwan <dougkwan@google.com>
3575 * layout.cc (Layout::make_output_section): Call target hook to make
3576 ordinary output section.
3577 (Layout::finalize): Adjust parameter list of call the
3578 Target::may_relax().
3579 * layout.h (class Layout::section_list): New method.
3580 * merge.h (Output_merge_base::entsize): Change visibility to public.
3581 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3583 (Output_merge_string::do_is_string): New method.
3584 * object.cc (Sized_relobj::do_setup): renamed from
3585 Sized_relobj::set_up.
3586 * object.h (Sized_relobj::adjust_shndx,
3587 Sized_relobj::initializ_input_to_output_maps,
3588 Sized_relobj::free_input_to_output_maps): Change visibilities to
3590 (Sized_relobj::setup): Virtualize.
3591 (Sized_relobj::do_setup): New method declaration.
3592 (Sized_relobj::invalidate_section_offset,
3593 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3594 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3595 * options.cc (parse_int): New function.
3596 * options.h (parse_int): New declaration.
3597 (DEFINE_int): New macro.
3598 (stub_group_size): New option.
3599 * output.cc (Output_section::Output_section): Initialize memebers
3600 merge_section_map_, merge_section_by_properties_map_,
3601 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3602 (Output_section::add_input_section): Handled deferred code-fill
3603 generation and remove an old comment.
3604 (Output_section::add_relaxed_input_section): New method definition.
3605 (Output_section::add_merge_input_section): Use merge section by
3606 properties map to speed to search. Update merge section maps
3608 (Output_section::build_relaxation_map): New method definition.
3609 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3611 (Output_section::relax_input_section): Renamed to
3612 Output_section::convert_input_sections_to_relaxed_sections and change
3613 interface to take a vector of pointers to relaxed sections.
3614 (Output_section::find_merge_section,
3615 Output_section::find_relaxed_input_section): New method definitions.
3616 (Output_section::is_input_address_mapped,
3617 Output_section::output_offset, Output_section::output_address):
3618 Use output section data maps to speed up searching.
3619 (Output_section::find_starting_output_address): Add comments.
3620 (Output_section::do_write,
3621 Output_section::write_to_postprocessing_buffer): Do code-fill
3622 generation as appropriate.
3623 (Output_section::get_input_sections): Invalidate relaxed input section
3625 (Output_section::restore_states): Adjust type of checkpoint .
3626 Invalidate relaxed input section map.
3627 * output.h (Output_merge_base): New class declaration.
3628 (Input_section_specifier): New class defintion.
3629 (class Output_relaxed_input_section) Change base class to
3630 Output_section_data_build.
3631 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3632 base class initializer.
3633 (Output_section::add_relaxed_input_section): New method declaration.
3634 (Output_section::Input_section): Change visibility to protected.
3635 (Output_section::Input_section::relobj,
3636 Output_section::Input_section::shndx): Handle relaxed input sections.
3637 Output_section::input_sections) Change visibility to protected. Also
3638 define overload to return a non-const pointer.
3639 (Output_section::Merge_section_properties): New class defintion.
3640 (Output_section::Merge_section_by_properties_map,
3641 Output_section::Output_section_data_by_input_section_map,
3642 Output_section::Relaxation_map): New types.
3643 (Output_section::relax_input_section): Rename method to
3644 Output_section::convert_input_sections_to_relaxed_sections and change
3645 interface to take a vector of relaxed section pointers.
3646 (Output_section::find_merge_section,
3647 Output_section::find_relaxed_input_section,
3648 Output_section::build_relaxation_map,
3649 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3650 New method declarations.
3651 (Output_section::merge_section_map_
3652 Output_section::merge_section_by_properties_map_,
3653 Output_section::relaxed_input_section_map_,
3654 Output_section::is_relaxed_input_section_map_valid_,
3655 Output_section::generate_code_fills_at_write_): New data members.
3656 * script-sections.cc
3657 (Output_section_element_input::set_section_addresses): Call
3658 current_data_size and addralign methods of relaxed input sections.
3659 (Orphan_output_section::set_section_addresses): Call current_data_size
3660 and addralign methods of relaxed input sections.
3661 * symtab.cc (Symbol_table::compute_final_value): Extract template
3662 from the body of Symbol_table::sized_finalize_symbol.
3663 (Symbol_table::sized_finalized_symbol): Call
3664 Symbol_table::compute_final_value.
3665 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3666 (Symbol_table::compute_final_value): New templated method declaration.
3667 * target.cc (Target::do_make_output_section): New method defintion.
3668 * target.h (Target::make_output_section): New method declaration.
3669 (Target::relax): Add more parameters for input objects, symbol table
3670 and layout. Adjust call to do_relax.
3671 (Target::do_make_output_section): New method declaration.
3672 (Target::do_relax): Add parameters for input objects, symbol table
3675 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3677 * pread.c: Include stdio.h.
3679 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3681 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3684 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3686 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3687 Change read_shndx type to unsigned int.
3688 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3690 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3691 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3692 Change read_shndx type to unsigned int.
3693 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3695 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3696 * layout.cc (Layout::create_symtab_sections): Cast the result of
3697 local_symcount * symsize to off_t in the gold_assert.
3699 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3701 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3702 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3704 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3705 (Arm_relocate_functions::thm_abs5): New function.
3706 (Arm_relocate_functions::abs12): New function.
3707 (Arm_relocate_functions::abs16): New function.
3708 (Arm_relocate_functions::base_abs): New function.
3709 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3710 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3711 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3713 (Scan::global): Likewise.
3714 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3715 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3716 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3717 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3720 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3722 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3723 (Arm_relocate_functions::movt_prel): New function.
3724 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3725 (Arm_relocate_functions::thm_movt_prel): New function.
3726 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3727 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3728 (Scan::global, Relocate::relocate): Likewise.
3729 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3731 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3733 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3734 Incremental_checker.
3735 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3737 (class Incremental_inputs_header): New class.
3738 (Incremental_inputs_header_writer): Edit comment.
3739 (Incremental_inputs_entry): New class.
3740 (Incremental_inputs_entry_writer): Edit comment.
3741 (Sized_incremental_binary::do_find_incremental_inputs_section):
3742 Add *strtab_shndx parameter, fill it.
3743 (Sized_incremental_binary::do_check_inputs): New method.
3744 (Incremental_checker::can_incrementally_link_output_file): Use
3745 Sized_incremental_binary::check_inputs.
3746 (Incremental_inputs::report_command_line): Save command line in
3749 (Incremental_binary::find_incremental_inputs_section): New
3751 (Incremental_binary::do_find_incremental_inputs_section): Add
3752 strtab_shndx parameter.
3753 (Incremental_binary::do_check_inputs): New pure virtual method.
3754 (Sized_incremental_binary::do_check_inputs): Declare.
3755 (Incremental_checker::Incremental_checker): Add incremental_inputs
3756 parameter, use it to initialize incremental_inputs_.
3757 (Incremental_checker::incremental_inputs_): New field.
3758 (Incremental_checker::command_line): New method.
3759 (Incremental_checker::inputs): New method.
3760 (Incremental_checker::command_line_): New field.
3762 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3764 * incremental.cc: Include <cstdarg> and "target-select.h".
3765 (vexplain_no_incremental): New function.
3766 (explain_no_incremental): New function.
3767 (Incremental_binary::error): New method.
3768 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3770 (make_sized_incremental_binary): New function.
3771 (open_incremental_binary): New function.
3772 (can_incrementally_link_file): Add checks if output is ELF and has
3774 * incremental.h: Include "elfcpp_file.h" and "output.h".
3775 (Incremental_binary): New class.
3776 (Sized_incremental_binary): New class.
3777 (open_incremental_binary): Declare.
3778 * object.cc (is_elf_object): Use
3779 elfcpp::Elf_recognizer::is_elf_file.
3780 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3781 * output.h (Output_file::filesize): New method.
3783 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3785 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3787 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3788 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3790 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3792 (Arm_relocate_functions::movw_abs_nc): New function.
3793 (Arm_relocate_functions::movt_abs): New function.
3794 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3795 (Arm_relocate_functions::thm_movt_abs): New function.
3796 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3797 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3798 (Scan::global): Likewise.
3799 (Relocate::relocate): Likewise.
3800 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3802 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3804 * arm.cc (Arm_relocate_functions::got_prel) New function.
3805 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3806 (Relocate::relocate): Likewise.
3807 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3809 2009-10-06 Ian Lance Taylor <iant@google.com>
3811 * options.h (class General_options): Define
3812 split_stack_adjust_size parameter.
3813 * object.h (class Object): Add uses_split_stack_ and
3814 has_no_split_stack_ fields. Add uses_split_stack and
3815 has_no_split_stack accessor functions. Declare
3816 handle_split_stack_section.
3817 (class Reloc_symbol_changes): Define.
3818 (class Sized_relobj): Define Function_offsets. Declare
3819 split_stack_adjust, split_stack_adjust_reltype, and
3821 * object.cc (Object::handle_split_stack_section): New function.
3822 (Sized_relobj::do_layout): Call handle_split_stack_section.
3823 * dynobj.cc (Sized_dynobj::do_layout): Call
3824 handle_split_stack_section.
3825 * reloc.cc (Sized_relobj::relocate_sections): Call
3826 split_stack_adjust for executable sections in split_stack
3827 objects. Pass reloc_map to relocate_section.
3828 (Sized_relobj::split_stack_adjust): New function.
3829 (Sized_relobj::split_stack_adjust_reltype): New function.
3830 (Sized_relobj::find_functions): New function.
3831 * target-reloc.h: Include "object.h".
3832 (relocate_section): Add reloc_symbol_changes parameter. Change
3834 * target.h (class Target): Add calls_non_split method. Declare
3835 do_calls_non_split virtual method. Declare match_view and
3837 * target.cc: Include "elfcpp.h".
3838 (Target::do_calls_non_split): New function.
3839 (Target::match_view): New function.
3840 (Target::set_view_to_nop): New function.
3841 * gold.cc (queue_middle_tasks): Give an error if mixing
3842 split-stack and non-split-stack objects with -r.
3843 * i386.cc (Target_i386::relocate_section): Add
3844 reloc_symbol_changes parameter.
3845 (Target_i386::do_calls_non_split): New function.
3846 * x86_64.cc (Target_x86_64::relocate_section): Add
3847 reloc_symbol_changes parameter.
3848 (Target_x86_64::do_calls_non_split): New function.
3849 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3851 * powerpc.cc (Target_powerpc::relocate_section): Add
3852 reloc_symbol_changes parameter.
3853 * sparc.cc (Target_sparc::relocate_section): Add
3854 reloc_symbol_changes parameter.
3855 * configure.ac: Call AM_CONDITIONAL for the default target.
3856 * configure: Rebuild.
3857 * testsuite/Makefile.am (TEST_AS): New variable.
3858 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3859 (check_DATA): Add split_i386 and split_x86_64 files.
3860 (SPLIT_DEFSYMS): Define.
3861 (split_i386_[1234n].o): New targets.
3862 (split_i386_[124]): New targets.
3863 (split_i386_[1234r].stdout): New targets.
3864 (split_x86_64_[1234n].o): New targets.
3865 (split_x86_64_[124]): New targets.
3866 (split_x86_64_[1234r].stdout): New targets.
3867 (MOSTLYCLEANFILES): Add new executables.
3868 * testsuite/split_i386.sh: New file.
3869 * testsuite/split_x86_64.sh: New file.
3870 * testsuite/split_i386_1.s: New file.
3871 * testsuite/split_i386_2.s: New file.
3872 * testsuite/split_i386_3.s: New file.
3873 * testsuite/split_i386_4.s: New file.
3874 * testsuite/split_i386_n.s: New file.
3875 * testsuite/split_x86_64_1.s: New file.
3876 * testsuite/split_x86_64_2.s: New file.
3877 * testsuite/split_x86_64_3.s: New file.
3878 * testsuite/split_x86_64_4.s: New file.
3879 * testsuite/split_x86_64_n.s: New file.
3880 * testsuite/testfile.cc (Target_test): Update relocation_section
3882 * testsuite/Makefile.in: Rebuild.
3884 2009-10-06 Ian Lance Taylor <iant@google.com>
3886 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3887 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3888 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3889 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3890 the address on ldo_addrs_.
3891 (Target_i386::Relocate::fix_up_ldo): New function.
3893 2009-10-06 Rafael Espindola <espindola@google.com>
3895 * plugin.cc (add_input_library): New.
3896 (Plugin::load): Add add_input_library to tv.
3897 (Plugin_manager::add_input_file): Add the is_lib argument.
3898 (add_input_file): Update call to Plugin_manager::add_input_file.
3899 (add_input_library): New.
3900 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3902 2009-09-30 Doug Kwan <dougkwan@google.com>
3904 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3905 symbol and call Symbol::may_need_copy_reloc to determine if
3906 a copy reloc is needed.
3907 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3908 nocopyreloc is given in command line.
3909 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3910 given in command line.
3911 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3912 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3913 of the removed Target_i386::may_need_copy_reloc.
3914 * options.h (copyreloc): New option with default value false.
3915 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3916 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3917 instead of the removed Target_powerpc::may_need_copy_reloc.
3918 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3919 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3920 instead of the removed Target_sparc::may_need_copy_reloc.
3921 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3922 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3923 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3924 instead of the removed Target_x86_64::may_need_copy_reloc.
3926 2009-09-30 Ian Lance Taylor <iant@google.com>
3928 * object.h (class Object): Remove target_ field, and target,
3929 sized_target, and set_target methods.
3930 (Object::sized_target): Remove.
3931 (class Sized_relobj): Update declarations. Remove sized_target.
3932 * object.cc (Sized_relobj::setup): Remove target parameter.
3934 (Input_objects::add_object): Don't do anything with the target.
3935 (make_elf_sized_object): Add punconfigured parameter. Change all
3936 callers. Set or test parameter target.
3937 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3939 * parameters.cc (Parameters::set_target): Change parameter type to
3941 (Parameters::default_target): Remove.
3942 (set_parameters_target): Change parameter type to be non-const.
3943 (parameters_force_valid_target): New function.
3944 (parameters_clear_target): New function.
3945 * parameters.h (class Parameters): Update declarations. Remove
3946 default_target method. Add sized_target and clear_target
3947 methods. Change target_ to be non-const.
3948 (set_parameters_target): Update declaration.
3949 (parameters_force_valid_target): Declare.
3950 (parameters_clear_target): Declare.
3951 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3952 as NULL if we aren't searching.
3953 (Add_symbols::run): Don't check for compatible target.
3954 * fileread.cc (Input_file::open_binary): Call
3955 parameters_force_valid_target.
3956 * gold.cc (queue_middle_tasks): Likewise.
3957 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3958 set_target on object.
3959 * dynobj.h (class Sized_dynobj): Update declarations.
3960 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3961 make_elf_object returns NULL.
3962 (Archive::include_member): Don't check whether object target is
3964 * output.cc (Output_section::add_input_section): Get target from
3966 (Output_section::relax_input_section): Likewise.
3967 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3969 (Sized_relobj::do_scan_relocs): Likewise.
3970 (Sized_relobj::relocate_sections): Likewise.
3971 * resolve.cc (Symbol_table::resolve): Likewise.
3972 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3973 parameter. Change all callers.
3974 (Symbol_table::add_from_object): Get target from parameters.
3975 (Symbol_table::add_from_relobj): Don't check object target.
3976 (Symbol_table::add_from_dynobj): Likewise.
3977 (Symbol_table::define_special_symbol): Get target from
3979 * symtab.h (class Symbol_table): Update declaration.
3980 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3981 parameter. Change all callers. Clear parameter target.
3982 (Binary_test): Test target here.
3983 * testsuite/object_unittest.cc (gold_testsuite): Remove
3984 target_test_pointer parameter. Change all callers.
3985 (Object_test): Test target here.
3987 2009-09-26 Ian Lance Taylor <iant@google.com>
3989 * testsuite/initpri1.c: Don't try to use constructor priorities if
3990 compiling with gcc before 4.3.
3992 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3994 * testsuite/retain_symbols_file_test.sh (check_present): Change
3995 output file name to retain_symbols_file_test.stdout.
3996 (check_absent): Likewise.
3998 2009-09-18 Craig Silverstein <csilvers@google.com>
4000 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4001 * options.cc: Include <cerrno> and <fstream>.
4002 (General_options::finalize): Parse -retain-symbols-file tag.
4003 * options.h: New flag.
4004 (General_options): New method should_retain_symbol, new
4005 variable symbols_to_retain.
4006 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4007 should_retain_symbol map.
4008 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4009 * testsuite/Makefile.in: Regenerate.
4010 * testsuite/retain_symbols_file_test.sh: New file.
4012 2009-09-18 Nick Clifton <nickc@redhat.com>
4014 * po/es.po: Updated Spanish translation.
4016 2009-09-17 Doug Kwan <dougkwan@google.com>
4018 * debug.h (DEBUG_RELAXATION): New constant.
4019 (DEBUG_ALL): Add DEBUG_RELAXATION.
4020 (debug_string_to_enum): Add relaxation debug option.
4022 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4023 Layout::Relaxation_debug_check::read_sections,
4024 Layout::Relaxation_debug_check::read_sections): New method definitions.
4025 (Layout::Layout): Initialize data members
4026 record_output_section_data_from_scrips_,
4027 script_output_section_data_list_ and relaxation_debug_check_.
4028 (Layout::save_segments, Layout::restore_segments,
4029 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4030 Layout::relaxation_loop_body): New method definitions.
4031 (Layout::finalize): Support relaxation. Move section layout code to
4032 Layout::relaxation_loop_body.
4033 (Layout::set_asection_address_from_script): Move code for orphan
4034 section placement out.
4035 (Layout::place_orphan_sections_in_script): New method definition.
4036 * layout.h (Output_segment_headers, Output_file_header):
4037 New forward class declarations.
4038 (Layout::~Layout): Define.
4039 (Layout::new_output_section_data_from_script): New method definition.
4040 (Layout::place_orphan_sections_in_script): New method declaration.
4041 (Layout::Segment_states): New type declaration.
4042 (Layout::save_segments, Layout::restore_segments,
4043 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4044 Layout::relaxation_loop_body): New method declarations.
4045 (Layout::Output_section_data_list): New type declaration.
4046 (Layout::Relaxation_debug_check): New class definition.
4047 (Layout::record_output_section_data_from_script_,
4048 Layout::script_output_section_data_list_, Layout::segment_states_,
4049 Layout::relaxation_debug_check_): New data members.
4050 * output.cc: (Output_section_headers::do_size): New method definition.
4051 (Output_section_headers::Output_section_headers): Move size
4052 computation to Output_section_headers::do_size.
4053 (Output_segment_headers::do_size): New method definition.
4054 (Output_file_header::Output_file_header): Move size computation to
4055 Output_file_header::do_size and call it.
4056 (Output_file_header::do_size): New method definition.
4057 (Output_data_group::Output_data_group): Adjust call to
4058 Output_section_data.
4059 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4060 (Output_symtab_xindex::do_write): Add array bound check.
4061 (Output_section::Input_section::print_to_mapfile): Handle
4062 RELAXED_INPUT_SECTION_CODE.
4063 (Output_section::Output_section): Initialize data member checkpoint_.
4064 (Output_section::~Output_section): Delete checkpoint object pointed
4066 (Output_section::add_input_section): Always add an Input_section if
4068 (Output_section::add_merge_input_section): Add assert.
4069 (Output_section::relax_input_section): New method definition.
4070 (Output_section::set_final_data_size): Set load address to zero for
4071 an unallocated section.
4072 (Output_section::do_address_and_file_offset_have_reset_values):
4073 New method definition.
4074 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4075 Handle relaxed input section.
4076 (Output_section::sort_attached_input_sections): Checkpoint input
4077 section list lazily.
4078 (Output_section::get_input_sections): Change type of input_sections to
4079 list of Simple_input_section pointers. Checkpoint input section list
4080 lazily. Also handle relaxed input sections.
4081 (Output_section::add_input_section_for_script): Take a reference to
4082 a Simple_input_section object instead of Relobj pointer and section
4083 index as parameter. Handle relaxed input sections.
4084 (Output_section::save_states, Output_section::restore_states): New
4086 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4087 (Output_data::is_data_size_fixed): New method definition.
4088 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4090 (Output_data::address_and_file_offset_have_reset_values): New method
4092 (Output_data::do_address_and_file_offset_have_reset_values): New method
4094 (Output_data::set_data_size): Check that data size is not fixed.
4095 (Output_data::fix_data_size): New method definition.
4096 (Output_data::is_data_size_fixed_): New data member.
4097 (Output_section_headers::set_final_data_size): New method definition.
4098 (Output_section_headers::do_size): New method declaration.
4099 (Output_segment_headers::set_final_data_size): New method definition.
4100 (Output_segment_headers::do_size): New method declaration.
4101 (Output_file_header::set_final_data_size)::New method definition.
4102 (Output_file_header::do_size)::New method declaration.
4103 (Output_section_data::Output_section_data): Add new parameter
4104 is_data_size_fixed and use it to fix data size.
4105 (Output_data_const::Output_data_const): Adjust call to base class
4106 constructor and fix data size.
4107 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4108 base class constructor and fix data size.
4109 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4110 base class constructor and fix data size.
4111 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4112 class constructor and fix data size.
4113 (Output_data_group::set_final_data_size): New method definition.
4114 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4115 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4116 class constructor and fix data size.
4117 (Output_relaxed_input_section): New class definition.
4118 (Output_section::Simple_input_section): New class definition.
4119 (Output_section::get_input_sections): Adjust parameter list.
4120 (Output_section::add_input_section_for_script): Same.
4121 (Output_section::save_states, Output_section::restore_states,
4122 Output_section::do_address_and_file_offset_have_reset_values,
4123 (Output_section::Input_section::Input_section): Handle
4124 RELAXED_INPUT_SECTION_CODE. Add new overload for
4125 Output_relaxed_input_section.
4126 (Output_section::Input_section::is_input_section,
4127 Output_section::Input_section::set_output_section): Handle relaxed
4129 (Output_section::Input_section::is_relaxed_input_section,
4130 Output_section::Input_section::output_section_data,
4131 Output_section::Input_section::relaxed_input_section): New method
4133 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4135 (Output_section::Input_section::u1_): Update comments.
4136 (Output_section::Input_section::u2_): Add new union member poris.
4137 (Output_section::Checkpoint_output_section): New classs definition.
4138 (Output_section::relax_input_section): New method declaration.
4139 (Output_section::checkpoint_): New data member.
4140 (Output_segment): Update comments.
4141 (Output_segment::Output_segment): Un-privatize copy constructor.
4142 (Output_segment::operator=): Un-privatize.
4143 * script-sections.cc (Output_section_element::Input_section_list):
4144 Change element type to Output_section::Simple_input_section.
4145 (Output_section_element_dot_assignment::set_section_addresses):
4146 Register output section data for relaxation clean up.
4147 (Output_data_exression::Output_data_expression): Adjust call to base
4148 constructor to fix data size.
4149 (Output_section_element_data::set_section_addresses): Register
4150 Output_data_expression object for relaxation clean up.
4151 (struct Input_section_info): Replace Relobj pointer and section index
4152 pair with Output_section::Simple_input_section and Convert struct to a
4154 (Input_section_sorter::operator()): Adjust access to
4155 Input_section_info data member to use accessors.
4156 (Output_section_element_input::set_section_addresses): Use layout
4157 parameter. Adjust code to use Output_section::Simple_input_section
4158 and Input_secction_info classes. Register filler for relaxation
4160 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4161 and section index pair with Output_section::Simple_input_section
4162 class. Adjust code accordingly.
4163 (Phdrs_element::release_segment): New method definition.
4164 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4166 (Script_sections::release_segments): New method definition.
4167 * gold/script-sections.h (Script_sections::release_segments): New
4169 * gold/target.h (Target::may_relax, Target::relax,
4170 Target::do_may_relax, Target::do_relax): New method definitions.
4172 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4174 * arm.cc (has_signed_unsigned_overflow): New function.
4175 (Arm_relocate_functions::abs8): New function.
4176 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4177 (Target_arm::Scan::global): Likewise.
4178 (Target_arm::relocate::relocate): Likewise.
4179 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4182 2009-09-16 Cary Coutant <ccoutant@google.com>
4184 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4185 * testsuite/Makefile.in: Regenerate.
4187 2009-09-11 Nick Clifton <nickc@redhat.com>
4189 * po/gold.pot: Updated by the Translation project.
4191 2009-09-08 Cary Coutant <ccoutant@google.com>
4193 * output.cc (Output_file::open): Add execute permission to empty file.
4194 * testsuite/Makefile.am (permission_test): New test.
4195 * testsuite/Makefile.in: Regenerate.
4197 2009-09-02 Ian Lance Taylor <iant@google.com>
4199 * output.cc (Output_file::resize): Call map_no_anonymous rather
4202 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4204 * gold.cc: Include "incremental.h".
4205 (queue_initial_tasks): Call Incremental_checker methods.
4206 * incremental.cc: Include "output.h".
4207 (Incremental_checker::can_incrementally_link_output_file): New
4209 * incremental.h (Incremental_checker): New class.
4211 * output.cc (Output_file::open_for_modification): New method.
4212 (Output_file::map_anonymous): Changed return type to bool. Record
4214 (Output_file::map_no_anonymous): New method, broken out of map.
4215 (Output_file::map): Use map_no_anonymous and map_anonymous.
4216 * output.h (class Output_file): Update declarations.
4218 2009-08-24 Cary Coutant <ccoutant@google.com>
4220 * options.h (Command_line::Pre_options): New class.
4221 (Command_line::pre_options): New member.
4222 * options.cc (gold::options::ready_to_register): New variable.
4223 (One_option::register_option): Do nothing if not registering options.
4224 Assert if same short option registered twice.
4225 (General_options::General_options): Turn off option registration when
4227 (Command_line::Pre_options::Pre_options): New constructor.
4229 2009-08-24 Cary Coutant <ccoutant@google.com>
4231 * options.h (General_options::no_keep_memory): Remove incorrect
4234 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4236 * Makefile.am (am__skiplex, am__skipyacc): New.
4237 * Makefile.in: Regenerate.
4239 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4241 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4242 (INCLUDES): ... this.
4243 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4244 (AM_CPPFLAGS): Renamed from ...
4245 (INCLUDE): ... this.
4246 * Makefile.in, testsuite/Makefile.in: Regenerate.
4248 * Makefile.in: Regenerate.
4249 * aclocal.m4: Likewise.
4250 * config.in: Likewise.
4251 * configure: Likewise.
4252 * testsuite/Makefile.in: Likewise.
4254 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4255 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4256 * Makefile.in: Regenerate.
4257 * testsuite/Makefile.in: Regenerate.
4259 2009-08-19 Cary Coutant <ccoutant@google.com>
4261 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4262 symbols in shared libraries overridden by hidden or internal symbols
4263 in the main program.
4265 2009-08-19 Chris Demetriou <cgd@google.com>
4267 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4268 checking source file names in error messages.
4270 2009-08-18 Doug Kwan <dougkwan@google.com>
4272 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4273 an elcpp::Ehdr as parameter. Adjust call to set_target.
4274 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4275 an elfcpp::Ehdr as parameter.
4276 * object.cc (Object::set_target): Remove the version that looks up
4277 a target and sets it.
4278 (Sized_relobj::setup): Take a Target object instead of
4279 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4280 (make_elf_sized_object): Find target and ask target to
4282 * object.h: (Object::set_target): Remove the version that looks up
4283 a target and sets it.
4284 (Sized_relobj::setup): Take a Target object instead of
4285 an elfcpp:Ehdr as parameter.
4286 * target.cc: Include dynobj.h.
4287 (Target::do_make_elf_object_implementation): New.
4288 (Target::do_make_elf_object): New.
4289 * target.h (Target::make_elf_object): New template declaration.
4290 (Target::do_make_elf_object): New method declarations.
4291 (Target::do_make_elf_object_implementation): New template declaration.
4293 2009-08-14 Ian Lance Taylor <iant@google.com>
4295 * gold.h (FUNCTION_NAME): Define.
4296 (gold_unreachable): Use FUNCTION_NAME.
4298 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4300 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4301 symbol in the --keep-unique list is not found.
4303 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4305 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4306 been maked as --keep-unique.
4307 (Icf::unfold_section): New function.
4308 * icf.h (Icf::unfold_section): New function.
4309 * options.h (General_options::keep_unique): New option.
4310 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4311 * testsuite/Makefile.in: Regenerate.
4312 * testsuite/icf_keep_unique_test.sh: New file.
4313 * testsuite/icf_keep_unique_test.cc: New file.
4315 2009-08-12 Cary Coutant <ccoutant@google.com>
4318 * resolve.cc (Symbol_table::resolve): Check for references from
4319 dynamic objects to hidden and internal symbols.
4320 * testsuite/Makefile.am (hidden_test.sh): New test.
4321 * testsuite/Makefile.in: Regenerate.
4322 * testsuite/hidden_test.sh: New script.
4323 * testsuite/hidden_test_1.c: New test source.
4324 * testsuite/hidden_test_main.c: New test source.
4326 2009-08-11 Doug Kwan <dougkwan@google.com>
4328 * arm.cc: Update comments.
4329 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4330 segment to locate the .ARM.exidx section if present.
4332 2009-08-09 Doug Kwan <dougkwan@google.com>
4334 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4337 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4338 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4341 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4343 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4344 valid tls_segment only for non-debug-section relocations.
4345 * testsuite/Makefile.am: Add gc_tls_test.
4346 * testsuite/Makefile.in: Regenerate.
4347 * testsuite/gc_tls_test.cc: New file.
4348 * testsuite/gc_tls_test.sh: New file.
4350 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4354 * Makefile.am (CCFILES): Add icf.cc.
4356 * Makefile.in: Regenerate.
4357 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4358 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4359 section, symbol and addend information for the relocs.
4360 * gold.cc (queue_middle_tasks): Call identical code folding.
4361 * gold.h: Add defines for multimap.
4362 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4363 to the call of finalize_local_symbols.
4364 * main.cc (main): Create object of class Icf.
4365 * object.cc (Sized_relobj::do_layout): Allow this function to be
4366 called twice during icf.
4367 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4368 to sections marked as identical by icf.
4369 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4371 (Sized_relobj::do_section_entsize): New function.
4372 * object.h (Object::section_entsize): New function.
4373 (Object::do_section_entsize): New pure virtual function.
4374 (Relobj::finalize_local_symbols): Add new parameter.
4375 (Relobj::do_section_entsize): New function.
4376 * options.h (General_options::icf): New option.
4377 (General_options::icf_iterations): New option.
4378 (General_options::print_icf_sections): New option.
4379 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4380 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4381 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4383 * symtab.cc (Symbol_table::is_section_folded): New function.
4384 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4385 to sections marked as identical by icf.
4386 * symtab.h (Symbol_table::set_icf): New function.
4387 (Symbol_table::icf): New function.
4388 (Symbol_table::is_section_folded): New function.
4389 (Symbol_table::icf_): New data member.
4390 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4391 * testsuite/Makefile.am: Add commands to build icf_test.
4392 * testsuite/Makefile.in: Regenerate.
4393 * testsuite/icf_test.sh: New file.
4394 * testsuite/icf_test.cc: New file.
4396 2009-07-24 Chris Demetriou <cgd@google.com>
4398 * layout.cc (is_compressible_debug_section): Fix incorrect
4399 comment about compressed section names.
4401 2009-07-20 Ian Lance Taylor <ian@airs.com>
4404 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4406 2009-07-16 Ian Lance Taylor <iant@google.com>
4409 * layout.h: #include <map>.
4410 (class Kept_section): Change from struct to class. Add accessors
4411 and setters. Add section size to Comdat_group mapping. Change
4412 Comdat_group to std::map. Add is_comdat_ field. Add
4413 linkonce_size field in union.
4414 (class Layout): Update declaration of find_or_add_kept_section.
4415 Don't declare find_kept_object.
4416 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4417 parameter. Add object, shndx, is_comdat, and is_group_name
4418 parameters. Change all callers. Adjust for new Kept_section.
4419 (Layout::find_kept_object): Remove.
4420 * object.cc (Sized_relobj::include_section_group): Update use of
4421 Kept_section. Rename secnum to shndx. Only record
4422 Kept_comdat_section if sections are the same size.
4423 (Sized_relobj::include_linkonce_section): Update use of
4424 Kept_section. Only record Kept_comdat_section if sections are the
4425 same size. Set size of linkonce section.
4426 (Sized_relobj::map_to_kept_section): Update call to
4427 get_kept_comdat_section.
4428 * object.h (class Sized_relobj): Rename fields in
4429 Kept_comdat_section to drop trailing underscores; change object
4430 field to Relobj*. Change Kept_comdat_section_table to store
4431 struct rather than pointer.
4432 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4433 Add kept_object and kept_shndx parameters. Change all callers.
4434 (Sized_relobj::get_kept_comdat_section): Change return type to
4435 bool. Add kept_object and kept_shndx parameters. Change all
4437 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4438 Layout::find_or_add_kept_section.
4440 2009-07-09 Ian Lance Taylor <iant@google.com>
4442 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4443 Reserve space in the hash table.
4445 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4447 * fileread.cc (File_read::get_mtime): New method.
4448 * fileread.h (Timespec): New structure.
4449 (File_read::get_mtime): New method.
4450 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4451 Renamed from timestamp_nsec.
4452 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4454 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4456 (Incremental_inputs::report_archive): Save mtime; style fix.
4457 (Incremental_inputs::report_obejct): Save mtime; style fix.
4458 (Incremental_inputs::report_script): Save mtime; style fix.
4459 (Incremental_inputs::finalize_inputs): Style fix.
4460 (Incremental_inputs::finalize): Style fix.
4461 (Incremental_inputs::create_input_section_data): Store inputs
4463 * incremental.h (Incremental_inputs::report_script): Add mtime
4465 (Incremental_inputs::Input_info::Input_info): Intialize only one
4467 (Incremental_inputs::Input_info::archive): Move to nameless
4469 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4470 (Incremental_inputs::Input_info::script): Move to nameless union.
4471 (Incremental_inputs::mtime): New field.
4472 * script.cc (read_input_script): Pass file mtime to
4474 * script.h (Script_info::inputs): Style fix.
4476 2009-07-01 Ian Lance Taylor <ian@airs.com>
4478 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4481 2009-06-24 Ian Lance Taylor <iant@google.com>
4484 * layout.cc (Layout::choose_output_section): If we find an
4485 existing section, update the flags.
4486 (Layout::create_notes): New function, broken out of
4488 (Layout::finalize): Don't create note sections.
4489 (Layout::create_note): Don't crash if linker script discards
4491 (Layout::create_gold_note): Likewise.
4492 (Layout::create_build_id): Likewise. Don't set
4493 after_input_sections on the section.
4494 (Layout::create_executable_stack_info): Remove target parameter.
4496 * layout.h (class Layout): Declare create_notes. Update
4497 declaration of create_executable_stack_info.
4498 * gold.cc (queue_middle_tasks): Call create_notes.
4499 * output.cc (Output_section::update_flags_for_input_section): Move
4500 here from output.h. If SHF_ALLOC flag is newly set, mark address
4502 * output.h (Output_data::mark_address_invalid): New function.
4503 (class Output_section): Only declare, not define,
4504 update_flags_for_input_section. Remove set_flags.
4506 2009-06-24 Ian Lance Taylor <iant@google.com>
4508 * script-sections.cc (Output_section_definition::
4509 set_section_addresses): Rename shadowing local load_address to
4512 2009-06-24 Ian Lance Taylor <iant@google.com>
4515 * reloc.cc (relocate_sections): Skip empty relocation sections.
4517 2009-06-23 Ian Lance Taylor <iant@google.com>
4520 * layout.cc (Layout::create_note): Use choose_output_section
4521 rather than make_output_section.
4523 2009-06-23 Ian Lance Taylor <iant@google.com>
4526 * options.cc (General_options::parse_V): Set printed_version_.
4527 (General_options::General_options): Initialize printed_version_.
4528 * options.h (class General_options): Add printed_version_ field.
4529 * gold.cc (queue_initial_tasks): If there are no input files,
4530 don't give a fatal error if we printed the version information.
4531 (queue_middle_tasks): If using -r with a shared object, give a
4532 fatal error rather than an ordinary error.
4534 2009-06-23 Ian Lance Taylor <iant@google.com>
4537 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4538 (Layout::make_output_section): Set have_stabstr_section_ if we see
4539 a .stab*str section.
4540 (Layout::finalize): Call link_stabs_sections.
4541 (Layout::link_stabs_sections): New file.
4542 * layout.h (class Layout): Add have_stabstr_section_ field.
4543 Declare link_stabs_sections.
4545 2009-06-23 Doug Kwan <dougkwan@google.com>
4547 * Makefile.am (libgold_a_LIBADD): New.
4548 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4549 * Makefile.in: Regenerate.
4550 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4551 * configure: Regenerate.
4552 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4553 * fileread.cc: Include sys/state.h
4554 * gold.h: Declare memmem and strndup if found missing.
4555 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4557 2009-06-23 Ian Lance Taylor <iant@google.com>
4559 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4560 * configure: Rebuild.
4562 2009-06-23 Ian Lance Taylor <iant@google.com>
4565 * object.cc (Object::section_contents): Don't try to get a view if
4566 the section has length zero.
4567 (Object::handle_gnu_warning_section): If the section is empty, use
4568 the name of the section as the warning.
4570 2009-06-23 Ian Lance Taylor <iant@google.com>
4573 * stringpool.h (class Stringpool_template): Add optimize_ field.
4574 (Stringpool_template::set_optimize): New function.
4575 * stringpool.cc (Stringpool_template::Stringpool_template):
4576 Initialize optimize_ field.
4577 (Stringpool_template::set_string_offsets): Test local optimize
4578 fild rather than parameter.
4579 * layout.cc (Layout::Layout): Call set_optimize on the section
4582 2009-06-22 Ian Lance Taylor <iant@google.com>
4585 * yyscript.y: Parse TARGET.
4586 * script.cc (script_set_target): New function.
4587 * script-c.h (script_set_target): Declare.
4588 * options.cc (General_options::string_to_object_format): Rename
4589 from string_to_object_format in anonymous namespace. Change
4591 * options.h (class General_options): Declare
4592 string_to_object_format.
4594 2009-06-22 Ian Lance Taylor <iant@google.com>
4596 * script-sections.cc (Script_sections::create_segments): Don't put
4597 program headers in a PT_LOAD segment if -n or -N.
4599 2009-06-22 Ian Lance Taylor <iant@google.com>
4602 * options.h (class General_options): Add -z lazy and -z now. Sort
4603 -z options into alphabetical order.
4604 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4606 2009-06-21 Ian Lance Taylor <iant@google.com>
4608 * layout.cc (Layout::make_output_section): Call
4609 Target::new_output_section.
4610 (Layout::attach_allocated_section_to_segment): Put large section
4611 sections in a separate load segment with the large segment flag
4613 (Layout::segment_precedes): Sort large data segments after other
4615 (align_file_offset): New static function.
4616 (Layout::set_segment_offsets): Use align_file_offset.
4617 * output.h (class Output_section): Add is_small_section_ and
4618 is_large_section_ fields.
4619 (Output_section::is_small_section): New function.
4620 (Output_section::set_is_small_section): New function.
4621 (Output_section::is_large_section): New function.
4622 (Output_section::set_is_large_section): New function.
4623 (Output_section::is_large_data_section): New function.
4624 (class Output_segment): Add is_large_data_segment_ field.
4625 (Output_segment::is_large_data_segment): New function.
4626 (Output_segment::set_is_large_data_segment): New function.
4627 * output.cc (Output_section::Output_section): Initialize new
4629 (Output_segment::Output_segment): Likewise.
4630 (Output_segment::add_output_section): Add assertion that large
4631 data sections always go in large data segments. Force small data
4632 sections to the end of the list of data sections. Force small BSS
4633 sections to the start of the list of BSS sections. For large BSS
4634 sections to the end of the list of BSS sections.
4635 * symtab.h (class Symbol): Declare is_common_shndx.
4636 (Symbol::is_defined): Check Symbol::is_common_shndx.
4637 (Symbol::is_common): Likewise.
4638 (class Symbol_table): Define enum Commons_section_type. Update
4639 declarations. Add small_commons_ and large_commons_ fields.
4640 * symtab.cc (Symbol::is_common_shndx): New function.
4641 (Symbol_table::Symbol_table): Initialize new fields.
4642 (Symbol_table::add_from_object): Put small and large common
4643 symbols in the right list.
4644 (Symbol_table::sized_finalized_symbol): Check
4645 Symbol::is_common_shndx.
4646 (Symbol_table::sized_write_globals): Likewise.
4647 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4648 common symbol lists. Don't call do_allocate_commons_list if the
4650 (Symbol_table::do_allocate_commons_list): Remove is_tls
4651 parameter. Add comons_section_type parameter. Change all
4652 callers. Handle small and large common symbols.
4653 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4654 Symbol::is_common_shndx.
4655 * resolve.cc (symbol_to_bits): Likewise.
4656 * target.h (Target::small_common_shndx): New function.
4657 (Target::small_common_section_flags): New function.
4658 (Target::large_common_shndx): New function.
4659 (Target::large_common_section_flags): New function.
4660 (Target::new_output_section): New function.
4661 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4662 small_common_section_flags, and large_common_section_flags
4664 (Target::do_new_output_section): New virtual function.
4665 * arm.cc (Target_arm::arm_info): Initialize new fields.
4666 * i386.cc (Target_i386::i386_info): Likewise.
4667 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4669 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4670 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4671 (Target_x86_64::do_new_output_section): New function.
4672 * configure.ac: Define conditional MCMODEL_MEDIUM.
4673 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4674 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4675 (large_LDFLAGS): Define.
4676 * testsuite/large.c: New file.
4677 * testsuite/testfile.cc (Target_test::test_target_info):
4678 Initialize new fields.
4679 * configure, testsuite/Makefile.in: Rebuild.
4681 2009-06-05 Doug Kwan <dougkwan@google.com>
4683 * Makefile.am (CCFILES): Add target.cc.
4684 * Makefile.in: Regenerate.
4685 * i386.cc (class Target_i386): Define new virtual method to
4686 override do_is_local_label_name in parent.
4687 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4688 local symbols if --discard-locals or -X is given.
4689 * options.h (class General_options): Declare new options
4690 '--discard-locals' and '-X' for discarding locals.
4691 * target.h (class Target): Define new methods is_local_label_name.
4692 Declare new virtual method do_is_local_label_name.
4693 * target.cc: New file.
4694 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4695 (check_SCRIPTS): Add discard_locals_test.sh.
4696 (check_DATA): Add discard_local_tests.syms.
4697 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4698 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4699 * testsuite/Makefile.in: Regenerate.
4700 * testsuite/discard_locals_test.c: New file.
4701 * testsuite/discard_locals_test.sh: Same.
4703 2009-06-05 Doug Kwan <dougkwan@google.com>
4705 * object.cc (Sized_relobj::Sized_relobj): Initialize
4706 discarded_eh_frame_shndx_ to -1U.
4707 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4709 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4710 a discarded .eh_frame section.
4711 (Sized_relobj::do_finalize_local_symbols): Ditto.
4712 * object.h (class Sized_relobj): Declare new member
4713 discarded_eh_frame_shndx_.
4714 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4715 (local_labels_test.o, local_labels_test): New rules.
4716 * testsuite/Makefile.in: Regenerate.
4718 2009-06-04 Doug Kwan <dougkwan@google.com>
4720 * layout.cc (Layout::section_name_mapping): Add mapping for
4721 special ARM sections.
4723 2009-06-03 Doug Kwan <dougkwan@google.com>
4725 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4726 (utils::has_overflow): Same.
4728 2009-06-03 Ian Lance Taylor <iant@google.com>
4730 * layout.cc (Layout::section_name_mapping): New array, replacing
4731 Layout::linkonce_mapping.
4732 (Layout::section_name_mapping_count): New variable, replacing
4733 Layout::linkonce_mapping_count.
4734 (Layout::linkonce_output_name): Remove.
4735 (Layout::output_section_name): Rewrite.
4736 * layout.h (class Layout): Rename Linkonce_mapping to
4737 Section_name_mapping, linkonce_mapping to section_name_mapping,
4738 linkonce_mapping_count to section_name_mapping_count. Don't
4739 declare linkonce_output_name.
4741 2009-06-03 Doug Kwan <dougkwan@google.com>
4743 * gold/arm.cc (namespace utils): New.
4744 (Target_arm::reloc_is_non_pic): Define new method.
4745 (class Arm_relocate_functions): New.
4746 (Target_arm::Relocate::relocate): Handle relocation types used by
4749 2009-06-03 Ian Lance Taylor <iant@google.com>
4751 * arm.cc (Target_arm::scan::global): Use || instead of |.
4753 2009-06-02 Doug Kwan <dougkwan@google.com>
4755 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4756 issued_non_pic_error_.
4757 (class Target_arm::Scan): Declare new method check_non_pic.
4758 Define new method symbol_needs_plt_entry.
4759 Declare new data member issued_non_pic_error_.
4760 (class Target_arm::Relocate): Declare new method
4761 should_apply_static_reloc.
4762 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4763 (Target_arm::Scan::check_non_pic): Define new method.
4764 (Target_arm::Scan::local): Handle a small subset of reloc types used
4766 (Target_arm::Scan::local): Same.
4767 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4769 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4771 * incremental.cc (Incremental_inputs::report_command_line): Filter
4772 out --incremental-* options.
4774 2009-05-29 Doug Kwan <dougkwan@google.com>
4776 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4778 (class Target_arm): Update comment.
4779 (Target_arm::Target_arm): Initialize new data members GOT_,
4780 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4781 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4782 and Target_arm::rel_dyn_section.
4783 Declare new_enum Target_arm::Got_type.
4784 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4786 Update commments for member do_dynsym_value.
4787 (Target_arm::got_size, Target_arm::plt_section,
4788 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4789 new methods inside class defintion.
4790 (Target_arm::got_section): Define new method.
4791 (Target_arm::rel_dyn_section): Same.
4792 (Output_data_plt_arm): New template class.
4793 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4794 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4795 (Output_data_plt_arm::add_entry): Same.
4796 (Output_data_plt_arm::first_plt_entry): Define new
4797 static data member for PLT instruction template.
4798 (Output_data_plt_arm::plt_entry): Same.
4799 (Output_data_plt_arm::do_write): Define new method.
4800 (Target_arm::make_plt_entry): Same.
4801 (Target_arm::do_finalize_sections): Same.
4802 (Target_arm::do_dynsym_value): Same.
4804 2009-05-28 Doug Kwan <dougkwan@google.com>
4806 * Makefile.am (TARGETSOURCES): Add arm.cc.
4807 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4808 * Makefile.in: Regenerate.
4810 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4812 2009-05-26 Doug Kwan <dougkwan@google.com>
4814 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4815 (General_options::check_excluded_libs): Strip off directories in
4816 archive name before matching like GNU ld does.
4817 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4818 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4819 (exclude_libs_test_LDFLAGS): Add linker option
4820 -Wl,--exclude-libs,libexclude_libs_test_3
4821 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4822 an explicit archive without using -l.
4823 (alt/libexclude_libs_test_3.a): New make rule.
4824 * testsuite/Makefile.in: Regenerate.
4825 * testsuite/exclude_libs_test.c : Declare lib3_default().
4827 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4828 * exclude_libs_test_3.c: New file.
4830 2009-05-26 Nick Clifton <nickc@redhat.com>
4832 * po/id.po: New Indonesian translation.
4833 * po/gold.pot: Updated template file.
4835 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4837 * testsuite/Makefile.am: Add -ffunction-sections to compile
4838 gc_comdat_test files. Add -Wl,--gc-sections to build
4840 * testsuite/Makefile.in: Regenerate.
4841 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4843 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4845 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4846 kept comdat section was garbage collected.
4847 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4848 * testsuite/Makefile.in: Regenerate.
4849 * testsuite/gc_comdat_test.sh: New file.
4850 * testsuite/gc_comdat_test_1.cc: New file.
4851 * testsuite/gc_comdat_test_2.cc: New file.
4853 2009-05-19 Doug Kwan <dougkwan@google.com>
4855 * archive.cc (Archive::Archive): Move constructor from archive.h
4856 to here. Initialize no_export_.
4857 (Archive::get_elf_object_for_member): Set no_export flag of object.
4858 * archive.h (Archive::Archive): Move constructor body to
4860 (Archive::no_export): New method.
4861 (Archive::no_export_): New field.
4862 * object.h (Object::Object): Initialize no_export_ to false.
4863 (Object::no_export, Object::set_no_export): New methods.
4864 (Object::no_export_): New field.
4865 * options.cc (General_options::parse_exclude_libs): New method.
4866 (General_options::check_excluded_libs) Same.
4867 * options.h (exclude_libs): New option.
4868 (General_options::check_excluded_libs): New method declaration.
4869 (General_options::excluded_libs_): New field.
4870 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4871 default or protected visibility if an object has no-export flag set.
4872 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4873 (check_SCRIPTS): Add exclude_libs_test.sh.
4874 (check_DATA): Add exclude_libs_test.syms.
4875 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4876 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4877 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4878 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4879 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4880 libexclude_libs_test_2.a): New rules.
4881 * testsuite/Makefile.in: Regenerate.
4882 * testsuite/exclude_libs_test.c: New file.
4883 * testsuite/exclude_libs_test.sh: Ditto.
4884 * testsuite/exclude_libs_test_1.c: Ditto.
4885 * testsuite/exclude_libs_test_2.c: Ditto.
4887 2009-05-15 Ian Lance Taylor <iant@google.com>
4889 * configure.ac: Check for declarations for cases where libiberty.h
4890 checks HAVE_DECL_xxx.
4891 * configure, config.in: Rebuild.
4893 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4895 * gold.h (Incremental_argument_list): Remove (invalid) forward
4897 * incremental.cc (Incremental_inputs::report_achive): New method.
4898 (Incremental_inputs::report_object): New method.
4899 (Incremental_inputs::report_script): New method.
4900 (Incremental_inputs::finalize_inputs): New method.
4901 (Incremental_inputs::finalize): Call finalize_inputs().
4902 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4903 Create inputs entries.
4904 * incremental.h (Incremental_input_type): New enum.
4905 (Incremental_inputs::Incremental_input): Initialize new fields.
4906 (Incremental_inputs::report_inputs): New method.
4907 (Incremental_inputs::report_achive): New method.
4908 (Incremental_inputs::report_object): New method.
4909 (Incremental_inputs::report_script): New method.
4910 (Incremental_inputs::finalize_inputs): New method.
4911 (Incremental_inputs::Input_info): New struct.
4912 (Incremental_inputs::Input_info_map): New typedef.
4913 (Incremental_inputs::lock_): New field.
4914 (Incremental_inputs::Inputs_): New field.
4915 (Incremental_inputs::Inputs_map): New field.
4916 * main.cc (main): Call Incremental_input::report_inputs.
4917 * options.h (Input_argument_list): Typedef moved from
4919 (Input_file_group::Files): Remove, use ::Input_argument_list.
4920 (Input_file_group::Input_argument_list): Remove, use
4921 ::Input_argument_list.
4922 * plugin.cc (Plugin_manager::add_input_file): Add error in
4924 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4926 * script.cc (read_input_script): Call
4927 Incremental_input::report_script.
4928 * script.h (Script_info): New class.
4930 2009-04-27 Ian Lance Taylor <iant@google.com>
4932 * x86_64.cc (do_adjust_output_section): Set entsize to
4935 2009-04-23 Elliott Hughes <enh@google.com>
4937 * output.cc (Output_file::close): After short writes, continue
4938 writing from the correct offset in the buffer being written.
4940 2009-04-23 Chris Demetriou <cgd@google.com>
4942 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4943 * configure: Regenerate.
4944 * config.in: Regenerate.
4945 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4946 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4948 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4950 * incremental.cc (Incremental_inputs_header_data): Renamed from
4951 Incremental_input_header_data.
4952 (Incremental_inputs_header_data::data_size): New field.
4953 (Incremental_inputs_header_data::put_input_file_count): Renamed
4954 from input_file_count.
4955 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4956 from command_line_offset.
4957 (Incremental_inputs_header_data::put_reserved): Renamed from
4959 (Incremental_inputs_entry_data): Renamed from
4960 Incremental_input_entry_data.
4961 (Incremental_inputs_entry_data::data_size): New field.
4962 (Incremental_inputs::report_command_line): New method.
4963 (Incremental_inputs::finalize): New method.
4964 (Incremental_inputs::create_incremental_inputs_data): New method.
4965 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4966 * incremental.h: New file.
4967 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4968 (Layout::finalize): Create incremental inputs section in
4970 (Layout::create_incremental_info_sections): New method.
4971 * layout.h (Layout::incremental_inputs): New method.
4972 (Layout::create_incremental_info_sections): New method.
4973 (Layout::incremental_inputs_): New field.
4974 * main.cc (main): Notify Incremental_input of the command line.
4976 2009-04-01 Ian Lance Taylor <iant@google.com>
4977 Mikolaj Zalewski <mikolajz@google.com>
4979 * gold.h (reserve_unordered_map): Define, three versions, one for
4980 each version of Unordered_map.
4981 * layout.cc (Layout::Layout): Remove options parameter. Add
4982 number_of_input_files parameter. Don't initialize options_.
4983 Initialize number_of_input_files_ and resized_signatures_. Move
4984 sections_are_attached_.
4985 (Layout::layout_group): Reserve space for group_signatures_.
4986 (Layout::find_or_add_kept_section): Change name parameter to be a
4987 reference. Resize signatures_ map when it gets large enough.
4988 (Layout::layout_eh_frame): Use parameters->options() instead of
4990 (Layout::make_output_section): Likewise.
4991 (Layout::attach_allocated_section_to_segment): Likewise.
4992 (Layout::finalize, Layout::create_executable_stack): Likewise.
4993 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4994 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4995 * layout.h (class Layout): Update declarations. Remove options_
4996 field. Add number_of_input_files_ and resized_signatures_
4997 fields. Move sections_are_attached_ field.
4998 * main.cc (main): Pass number of input files to Layout
4999 constructor. Don't pass options.
5001 2009-03-30 Ian Lance Taylor <iant@google.com>
5003 * ffsll.c (ffsll): Correct implementation.
5005 2009-03-27 Ian Lance Taylor <iant@google.com>
5007 * ffsll.c: New file.
5008 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5009 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5010 * ftruncate.c (ftruncate): Declare before definition.
5011 * mremap.c (mremap): Likewise.
5012 * pread.c (pread): Likewise.
5013 * configure, Makefile.in, config.in: Rebuild.
5015 * mremap.c: New file.
5016 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5017 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5018 (mremap): Declare if HAVE_MREMAP is not defined.
5019 * configure, Makefile.in, config.in: Rebuild.
5021 2009-03-27 Cary Coutant <ccoutant@google.com>
5023 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5024 position independent.
5025 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5026 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5028 2009-03-24 Cary Coutant <ccoutant@google.com>
5030 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5032 (needs_dynamic_reloc): Likewise.
5034 2009-03-24 Ian Lance Taylor <iant@google.com>
5036 * yyscript.y (file_cmd): Recognize EXTERN.
5037 (extern_name_list, extern_name_list_body): New nonterminals.
5038 * script.cc (script_add_extern): Define.
5039 * script-c.h (script_add_extern): Declare.
5041 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5043 * object.cc (is_elf_object): Define.
5044 * object.h (is_elf_object): Declare.
5045 * archive.cc (Archive::get_elf_object_for_member): Call
5047 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5049 2009-03-24 Elliott Hughes <enh@google.com>
5051 * output.cc (Output_file::map_anonymous): Define.
5052 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5053 try an anonymous one. Report the size if the mmap fails.
5054 * output.h (class Output_file): Declare map_anonymous.
5056 2009-03-24 Ian Lance Taylor <iant@google.com>
5058 * target-select.cc (instantiate_target): Don't acquire the lock if
5059 the instantiated_target_ field has already been set.
5061 2009-03-23 Ian Lance Taylor <iant@google.com>
5063 * gold-threads.h (class Initialize_lock): Define.
5064 * gold-threads.cc (class Initialize_lock_once): Define.
5065 (initialize_lock_control): New static variable.
5066 (initialize_lock_pointer): New static variable.
5067 (initialize_lock_once): New static function.
5068 (Initialize_lock::Initialize_lock): Define.
5069 (Initialize_lock::initialize): Define.
5070 * target-select.h: Include "gold-threads.h".
5071 (class Target_selector): Add lock_ and initialize_lock_ fields.
5072 Don't define instantiate_target, just declare it.
5073 * target-select.cc (Target_selector::Target_selector): Initialize
5075 (Target_selector::instantiate_target): Define.
5076 * descriptors.h: Include "gold-threads.h".
5077 (class Descriptors): Add initialize_lock_ field.
5078 * descriptors.cc (Descriptors::Descriptors): Initialize new
5080 (Descriptors::open): Use initialize_lock_ field
5081 * errors.h (class Errors): Add initialize_lock_ field.
5082 * errors.cc (Errors::Errors): Initialize new field.
5083 (Errors::initialize_lock): Use initialize_lock_ field.
5084 * powerpc.cc (class Target_selector_powerpc): Remove
5085 instantiated_target_ field. In do_recognize call
5086 instantiate_target rather than do_instantiate_target. In
5087 do_instantiate_target just allocate a new target.
5088 * sparc.cc (class Target_selector_sparc): Likewise.
5090 * freebsd.h: New file.
5091 * i386.cc: Include "freebsd.h".
5092 (Target_i386): Derive from Target_freebsd rather than
5094 (Target_selector_i386): Derive from Target_selector_freebsd rather
5095 than Target_selector.
5096 * x86_64.cc: Include "freebsd.h".
5097 (Target_x86_64): Derive from Target_freebsd rather than
5099 (Target_selector_x86_64): Derive from Target_selector_freebsd
5100 rather than Target_selector.
5101 * target.h (class Target): Add adjust_elf_header and
5102 do_adjust_elf_header.
5103 * output.cc (Output_file_header:: do_sized_write): Call target
5104 adjust_elf_header routine.
5105 * configure.tgt: Set targ_osabi.
5106 * configure.ac: Define GOLD_DEFAULT_OSABI.
5107 * parameters.cc (Parameters::default_target): Pass
5108 GOLD_DEFAULT_OSABI to select_target.
5109 * target-select.h (class Target_selector): Make instantiate_target
5110 protected rather than private.
5111 * Makefile.am (HFILES): Add freebsd.h.
5112 * configure, Makefile.in, config.in: Rebuild.
5114 * merge.cc (do_add_input_section): Correct pend value. Change
5115 message about last entry not being null terminated from error to
5118 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5120 * incremental.cc: New file.
5121 * Makefile.am (CCFILES): Add incremental.cc.
5122 * Makefile.in: Rebuild.
5124 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5126 * layout.cc (Layout::output_section_name): Preserve names
5127 of '.note.' sections.
5129 2009-03-19 Ian Lance Taylor <iant@google.com>
5131 * descriptors.cc (Descriptors::open): Check that the options are
5132 valid before using them.
5134 2009-03-18 Ian Lance Taylor <iant@google.com>
5136 * script-sections.h: Include <list>.
5137 (class Script_sections): Change Sections_elements from std::vector
5138 to std::list. Typedef public Elements_iterator. Add
5139 orphan_section_placement_, data_segment_align_start_, and
5140 saw_data_segment_align_ fields. Remove data_segment_align_index_
5142 * script-sections.cc (class Orphan_section_placement): New class.
5143 (class Sections_element): Add virtual functions is_relro and
5144 orphan_section_init. Remove virtual function place_orphan_here.
5145 (class Output_section_definition): Add is_relro and
5146 orphan_section_init. Remove place_orphan_here.
5147 (class Orphan_output_section): Likewise.
5148 (Script_sections::Script_sections): Update for field changes.
5149 (Script_sections::data_segment_align): Set saw_data_segment_align_
5150 and data_segment_align_start_, not data_segment_align_index.
5151 (Script_sections::data_segment_relro_end): Check
5152 saw_data_segment_align_. Use data_segment_align_start_ rather
5153 than data_segment_align_index_.
5154 (Script_sections::place_orphan): Rewrite to use
5155 Orphan_section_placement.
5157 2009-03-17 Ian Lance Taylor <iant@google.com>
5159 * archive.cc (Archive::add_symbols): Check for a version attached
5160 to the symbol name in the archive map.
5161 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5162 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5163 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5164 (ver_test_11.a): New target.
5165 * testsuite/Makefile.in: Rebuild.
5167 * configure.ac: Check for chsize and posix_fallocate. Replace
5169 * ftruncate.c: New file, from gnulib.
5170 * output.cc (posix_fallocate): Define dummy version if not
5171 HAVE_POSIX_FALLOCATE.
5172 (Output_file::map): Call posix_fallocate rather than lseek and
5174 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5175 * configure, Makefile.in, config.in: Rebuild.
5177 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5179 * layout.h (Layout::create_note): Add section_name parameter.
5180 * layout.cc (Layout::create_note): Likewise.
5181 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5183 2009-03-17 Ian Lance Taylor <iant@google.com>
5185 * descriptors.cc: Include "options.h".
5186 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5187 (Descriptors::open): Always use O_CLOEXEC when opening a new
5188 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5189 then set FD_CLOEXEC.
5191 * sparc.cc (class Target_sparc): Add has_got_section.
5192 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5193 make sure we have a GOT section.
5195 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5196 (Target_sparc::Scan::local): Likewise.
5197 (Target_sparc::Scan::global): Likewise.
5198 (Target_sparc::Relocate::relocate): Likewise.
5199 (Target_sparc::Relocate::relocate_tls): Likewise.
5201 * symtab.cc (Symbol_table::define_default_version): New function,
5202 broken out of add_from_object.
5203 (Symbol_table::add_from_object): Call define_default_version.
5204 (Symbol_table::define_special_symbol): Add resolve_oldsym
5205 parameter. Change all callers. If the version for a symbol comes
5206 from a version script, resolve it with the symbol with the same
5207 name with no version. Also add the symbol without a version if
5209 (do_define_in_output_data): If resolving with oldsym, don't delete
5211 (do_define_in_output_segment): Likewise.
5212 (do_define_as_constant): Likewise.
5213 * symtab.h (class Symbol_table): Update declarations.
5215 2009-03-13 Ian Lance Taylor <iant@google.com>
5217 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5218 (Read_symbols::requeue): New function.
5219 (Read_symbols::do_read_symbols): If make_elf_object fails because
5220 the target type is not configured, and the file was searched for,
5221 issue a warning and retry with the next directory.
5222 (Add_symbols::run): If the file has an incompatible format, and
5223 it was searched for, requeue the Read_symbols task. On error,
5225 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5226 dirindex parameter to constructor. Change all callers. Declare
5227 incompatible_warning and requeue.
5228 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5229 input_argument_ and input_group_ fields. Add them to
5230 constructor. Change all callers.
5231 (class Read_script): Add dirindex_ field. Add it to constructor.
5233 * archive.cc (Archive::setup): Remove input_objects parameter.
5235 (Archive::get_file_and_offset): Likewise.
5236 (Archive::read_all_symbols): Likewise.
5237 (Archive::read_symbols): Likewise.
5238 (Archive::get_elf_object_for_member): Remove input_objects
5239 parameter. Add punconfigured parameter. Change all callers.
5240 (Archive::add_symbols): Change return type to bool. Check return
5241 value of include_member.
5242 (Archive::include_all_members): Likewise.
5243 (Archive::include_member): Change return type to bool. Return
5244 false if first included object has incompatible target. Set
5245 included_member_ field.
5246 (Add_archive_symbols::run): If add_symbols returns false, requeue
5248 * archive.h (class Archive): Add included_member_ field.
5249 Initialize it in constructor. Add input_file and searched_for
5250 methods. Update declarations.
5251 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5252 input_argument_ fields. Add them to constructor. Change all
5254 * script.cc: Include "target-select.h".
5255 (class Parser_closure): Add skip_on_incompatible_target_ and
5256 found_incompatible_target_ fields. Add
5257 skip_on_incompatible_target parameter to constructor. Change all
5258 callers. Add methods skip_on_incompatible_target,
5259 clear_skip_on_incompatible_target, found_incompatible_target, and
5260 set_found_incompatible_target.
5261 (read_input_script): Add dirindex parameter. Change all callers.
5262 If parser finds an incompatible target, requeue Read_symbols
5264 (script_set_symbol): Clear skip_on_incompatible_target in
5266 (script_add_assertion, script_parse_option): Likewise.
5267 (script_start_sections, script_add_phdr): Likewise.
5268 (script_check_output_format): New function.
5269 * script.h (read_input_script): Update declaration.
5270 * script-c.h (script_check_output_format): Declare.
5271 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5272 (ignore_cmd): Remove OUTPUT_FORMAT.
5273 * fileread.cc (Input_file::Input_file): Add explicit this.
5274 (Input_file::will_search_for): New function.
5275 (Input_file::open): Add pindex parameter. Change all callers.
5276 * fileread.h (class Input_file): Add input_file_argument method.
5277 Declare will_search_for. Update declarations.
5278 * object.cc (make_elf_object): Add punconfigured parameter.
5280 * object.h (class Object): Make input_file public. Add
5281 searched_for method.
5282 (make_elf_object): Update declaration.
5283 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5285 * dirsearch.h (class Dirsearch): Update declaration.
5286 * options.h (class General_options): Add --warn-search-mismatch.
5287 * parameters.cc (Parameters::is_compatible_target): New function.
5288 * parameters.h (class Parameters): Declare is_compatible_target.
5289 * workqueue.cc (Workqueue::add_blocker): New function.
5290 * workqueue.h (class Workqueue): Declare add_blocker.
5292 * fileread.cc (Input_file::open): Remove options parameter.
5294 (Input_file::open_binary): Likewise.
5295 * script.cc (read_input_script): Likewise.
5296 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5297 options parameter from constructor. Change all callers.
5298 (class Read_script): Likewise.
5299 * fileread.h (class Input_file): Update declarations.
5300 * script.h (read_input_script): Update declaration.
5302 2009-03-10 Nick Clifton <nickc@redhat.com>
5304 * po/es.po: New Spanish translation.
5306 2009-03-06 Cary Coutant <ccoutant@google.com>
5308 * options.cc (parse_short_option): Keep dash_z from registering itself.
5310 2009-03-03 Ian Lance Taylor <iant@google.com>
5313 * target-reloc.h (relocate_section): Pass output_section to
5315 * i386.cc (Target_i386::should_apply_static_reloc): Add
5316 output_section parameter. Change all callers.
5317 (Target_i386::Relocate::relocate): Add output_section parameter.
5318 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5319 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5320 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5321 * testsuite/two_file_shared.sh: New script.
5322 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5323 (check_DATA): Add two_file_shared.dbg.
5324 (two_file_shared.dbg): New target.
5325 * testsuite/Makefile.in: Rebuild.
5327 2009-03-01 Ian Lance Taylor <iant@google.com>
5329 * configure.ac: Check for byteswap.h.
5330 * configure: Rebuild.
5331 * config.in: Rebuild.
5333 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5335 * layout.cc (Layout::find_or_add_kept_section): New function.
5336 (Layout::add_comdat): Removed.
5337 * layout.h (struct Kept_section): Move out of class Layout.
5338 Remove trailing underscores from field names. Add group_sections
5339 field. Rename group_ field to is_group. Change all uses.
5340 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5341 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5342 comdat_groups_ field.
5343 (Sized_relobj::include_section_group): Use
5344 find_or_add_kept_section and Kept_section::group_sections.
5345 (Sized_relobj::include_linkonce_section): Likewise.
5346 * object.cc (class Sized_relobj): Don't define Comdat_group or
5347 Comdat_group_table. Remove find_comdat_group and
5348 add_comdat_group. Remove comdat_groups_ field.
5349 * plugin.cc (include_comdat_group): Use
5350 Layout::find_or_add_kept_section.
5352 2009-02-28 Ian Lance Taylor <iant@google.com>
5354 * README: --gc-sections and map files are now supported. Document
5355 some build requirements.
5358 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5359 relocatable link set the value of the section symbol to zero.
5360 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5361 relocatable link don't include the section address in the local
5364 2009-02-27 Ian Lance Taylor <iant@google.com>
5367 * options.h (class Search_directory): Add is_system_directory.
5368 (class General_options): Declare is_in_system_directory.
5369 * options.cc (get_relative_sysroot): Make static.
5370 (get_default_sysroot): Make static.
5371 (General_optoins::is_in_system_directory): New function.
5372 * fileread.cc (Input_file::is_in_system_directory): New function.
5373 * fileread.h (class Input_file): Declare is_in_system_directory.
5374 * object.h (class Object): Add is_in_system_directory.
5375 (class Input_objects): Remove system_library_directory_ field.
5376 * object.cc (Input_objects::add_object): Don't set
5377 system_library_directory_.
5378 (input_objects::found_in_system_library_directory): Remove.
5379 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5380 parameter. Change all callers.
5381 (Symbol_table::sized_write_globals): Likewise.
5382 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5383 Call Object::is_in_system_directory.
5384 * symtab.h (class Symbol_table): Update declarations.
5387 * descriptors.h (Open_descriptor): Add is_on_stack field.
5388 * descriptors.cc (Descriptors::open): If the descriptor is on the
5389 top of the stack, remove it. Initialize is_on_stack field.
5390 (Descriptors::release): Only add pod to stack if it is not on the
5392 (Descriptors::close_some_descriptor): Clear stack_next and
5396 * output.cc (Output_section::find_starting_output_address): Rename
5397 from starting_output_address; add PADDR parameter; change return
5399 * output.h (class Output_section): Declare
5400 find_starting_output_address instead of starting_output_address.
5401 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5402 section symbol for which we can't find a merge section.
5405 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5406 hidden or internal, force the symbol to be local.
5407 * resolve.cc (Symbol::override_visibility): Define.
5408 (Symbol::override_base): Use override_visibility.
5409 (Symbol_table::resolve): Likewise.
5410 (Symbol::override_base_with_special): Likewise.
5411 (Symbol_table::override_with_special): If the visibility is hidden
5412 or internal, force the symbol to be local.
5413 * symtab.h (class Symbol): Add set_visibility and
5414 override_visibility.
5415 * testsuite/ver_test_1.sh: New file.
5416 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5417 (check_DATA): Add ver_test_1.syms.
5418 (ver_test_1.syms): New target.
5419 * testsuite/Makefile.in: Rebuild.
5421 2009-02-25 Cary Coutant <ccoutant@google.com>
5423 * layout.cc (Layout::choose_output_section): Don't rename sections
5424 when using a linker script that has a SECTIONS clause.
5425 * Makefile.in: Regenerate.
5427 * testsuite/Makefile.am (script_test_5.sh): New test case.
5428 * testsuite/Makefile.in: Regenerate.
5429 * testsuite/script_test_5.cc: New file.
5430 * testsuite/script_test_5.sh: New file.
5431 * testsuite/script_test_5.t: New file.
5433 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5435 * archive.cc (Archive::include_member): Update calls to add_symbols.
5436 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5437 the Layout argument.
5438 * dynobj.h (do_add_symbols): Add the Layout argument.
5439 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5441 * object.h (Object::add_symbols): Add the Layout argument.
5442 (Object::do_add_symbols): Add the Layout argument.
5443 (Sized_relobj::do_add_symbols): Add the Layout argument.
5444 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5445 Unify the two versions.
5446 (Add_plugin_symbols): Remove.
5447 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5448 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5449 (Add_plugin_symbols): Remove.
5450 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5451 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5452 (Add_symbols::run): Make it work with Pulginobj.
5454 2009-02-06 Ian Lance Taylor <iant@google.com>
5456 * object.cc (Sized_relobj::do_layout): Make info message start
5457 with lower case letter.
5459 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5461 * binary.cc: Fix file comment.
5463 * options.h (enum Incremental_disposition): Define.
5464 (class General_options): Add new options: --incremental,
5465 --incremental_changed, --incremental_unchanged,
5466 --incremental_unknown. Add incremental_disposition_ and
5467 implicit_incremental_ fields.
5468 (General_options::incremental_disposition): New function.
5469 (class Position_dependent_options): Add incremental_disposition
5471 (Position_dependent_options::copy_from_options): Set incremental
5473 * options.cc (General_options::parse_incremental_changed): New
5475 (General_options::parse_incremental_unchanged): New function.
5476 (General_options::parse_incremental_unknown): New function.
5477 (General_options::General_options): Initialize new fields
5478 incremental_disposition_ and implicit_incremental_.
5479 (General_options::finalize): Check for uasge of --incremental-*
5480 without --incremental.
5482 2009-02-06 Chris Demetriou <cgd@google.com>
5484 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5485 pointer and to report location as the file name associated with
5487 (gold_undefined_symbol_at_location): New function to replace the
5488 old gold_undefined_symbol functionality.
5489 * target-reloc.h (relocate_section): Update to use
5490 gold_undefined_symbol_at_location.
5491 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5492 Call gold_undefined_symbol function rather than gold_error.
5493 * errors.h (Errors::undefined_symbol): Take location as a
5494 string, rather than calculating it from a relocation.
5495 * errors.cc (Errors::fatal): Print "fatal error:" before the
5497 (Errors::error, Errors::error_at_location): Print "error: "
5498 before the formatted message.
5499 (Errors::undefined_symbol): Take location as a string, rather
5500 than calculating it from a relocation.
5501 (gold_undefined_symbol_at_location): New function akin to
5502 old gold_undefined_symbol, calculates location from relocation.
5503 (gold_undefined_symbol): Change to take only a Symbol pointer
5504 and to report location as the file name associated with the symbol.
5505 * testsuite/debug_msg.sh: Update for changed error messages.
5506 * testsuite/undef_symbol.sh: Likewise.
5508 2009-02-04 Duncan Sands <baldrick@free.fr>
5511 * reduced_debug_output.h
5512 (Output_reduced_debug_abbrev_section::failed): Use format for
5514 (Output_reduced_debug_info_section::faild): Likewise.
5516 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5518 * script.cc (Lazy_demangler): New class.
5519 (Version_script_info::get_symbol_version_helper): Demangle a
5522 2009-01-29 Cary Coutant <ccoutant@google.com>
5524 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5526 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5528 2009-01-28 Ian Lance Taylor <iant@google.com>
5530 * version.cc (version_string): Bump to 1.9.
5532 * gold.h: Include <cstring> and <stdint.h>.
5533 * version.cc: Include <cstdio>.
5534 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5536 * reduced_debug_output.cc (insert_into_vector): Rename from
5537 Insert_into_vector; change all callers. Use Swap_unaligned to
5538 avoid aliasing issue; remove union since it is unnecessary.
5540 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5542 * Makefile.am (CCFILES): Add gc.cc.
5544 * Makefile.in: Regenerate.
5545 * gold.cc (Gc_runner): New class.
5546 (queue_initial_tasks): Call garbage collection related tasks
5547 when corresponding options are invoked.
5548 (queue_middle_gc_tasks): New function.
5549 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5550 processed early before laying out sections during garbage collection.
5551 * gold.h (queue_middle_gc_tasks): New function.
5552 (is_prefix_of): Move from "layout.cc".
5553 * i386.cc (Target_i386::gc_process_relocs): New function.
5554 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5555 * main.cc (main): Create object of class "Garbage_collection".
5556 * object.cc (Relobj::copy_symbols_data): New function.
5557 (Relobj::is_section_name_included): New function.
5558 (Sized_relobj::do_layout): Allow this function to be called twice
5559 during garbage collection and defer layout of section during the
5561 * object.h (Relobj::get_symbols_data): New function.
5562 (Relobj::is_section_name_included): New function.
5563 (Relobj::copy_symbols_data): New function.
5564 (Relobj::set_symbols_data): New function.
5565 (Relobj::get_relocs_data): New function.
5566 (Relobj::set_relocs_data): New function.
5567 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5568 (Relobj::gc_process_relocs): New function.
5569 (Relobj::do_gc_process_relocs): New pure virtual function.
5570 (Relobj::sd_): New data member.
5571 (Sized_relobj::is_output_section_offset_invalid): New function.
5572 (Sized_relobj::do_gc_process_relocs): New function.
5573 * options.h (General_options::gc_sections): Modify to not be a no-op.
5574 (General_options::print_gc_sections): New option.
5575 * plugin.cc (Plugin_finish::run): Remove function call to
5576 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5577 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5578 * reloc.cc (Read_relocs::run): Add task to process relocs and
5579 determine unreferenced sections when doing garbage collection.
5580 (Gc_process_relocs): New class.
5581 (Sized_relobj::do_gc_process_relocs): New function.
5582 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5583 sections that are garbage collected.
5584 * reloc.h (Gc_process_relocs): New class.
5585 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5586 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5587 symbols whose corresponding sections are garbage collected.
5588 (Symbol_table::Symbol_table): Add new parameter for the garbage
5590 (Symbol_table::gc_mark_undef_symbols): New function.
5591 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5592 (Symbol_table::gc_mark_dyn_syms): New function.
5593 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5595 (Symbol_table::add_from_object): Likewise.
5596 (Symbol_table::add_from_relobj): When building shared objects, do not
5597 treat externally visible symbols as garbage.
5598 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5599 table information for static and relocatable links.
5600 * symtab.h (Symbol_table::set_gc): New function.
5601 (Symbol_table::gc): New function.
5602 (Symbol_table::gc_mark_undef_symbols): New function.
5603 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5604 (Symbol_table::gc_mark_dyn_syms): New function.
5605 (Symbol_table::gc_): New data member.
5606 * target.h (Sized_target::gc_process_relocs): New pure virtual
5608 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5609 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5611 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5613 * options.h (General_options::gc_sections): Define as a no-op for now.
5614 (General_options::no_keep_memory): Ditto.
5615 (General_options::Bshareable): Define.
5616 * options.cc (General_options::finalize): Honor -Bshareable.
5618 2009-01-20 Andreas Schwab <schwab@suse.de>
5620 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5621 read the value in the contents, since we don't use it. Use the
5622 template endianness when writing.
5623 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5625 2009-01-19 Andreas Schwab <schwab@suse.de>
5627 * configure.tgt (powerpc64-*): Fix targ_obj.
5629 2009-01-15 Ian Lance Taylor <iant@google.com>
5631 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5632 local symbols when stripping all symbols.
5634 2009-01-14 Cary Coutant <ccoutant@google.com>
5636 * output.cc (Output_reloc): Add explicit instantiations.
5638 2009-01-14 Cary Coutant <ccoutant@google.com>
5640 * archive.cc (Archive::get_elf_object_for_member): Remove call
5641 to File_read::claim_for_plugin.
5642 * descriptors.cc (Descriptors::open): Remove reference to
5644 (Descriptors::claim_for_plugin): Remove.
5645 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5646 (Descriptors::is_claimed): Remove.
5647 (claim_descriptor_for_plugin): Remove.
5648 * fileread.cc (File_read::claim_for_plugin): Remove.
5649 * fileread.h (File_read::claim_for_plugin): Remove.
5650 (File_read::descriptor): Reopen descriptor if necessary.
5651 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5652 (Plugin_manager::all_symbols_read): Add task parameter. Change
5654 (Plugin_manager::get_input_file): New function.
5655 (Plugin_manager::release_input_file): New function.
5656 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5657 corresponding data member.
5658 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5659 and pass to base constructor. Change all callers.
5660 (get_input_file, release_input_file): New functions.
5661 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5662 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5663 (Plugin_manager::all_symbols_read): Add task parameter.
5664 (Plugin_manager::get_input_file): New function.
5665 (Plugin_manager::release_input_file): New function.
5666 (Plugin_manager::task_): New data member.
5667 (Pluginobj::Pluginobj): Add filesize parameter.
5668 (Pluginobj::filename): New function.
5669 (Pluginobj::descriptor): New function.
5670 (Pluginobj::filesize): New function.
5671 (Pluginobj::filesize_): New data member.
5672 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5673 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5674 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5676 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5677 with archive libraries.
5678 * testsuite/Makefile.in: Regenerate.
5679 * testsuite/plugin_test.c (struct sym_info): New type.
5680 (get_input_file, release_input_file): New static variables.
5681 (onload): Capture new transfer vector entries.
5682 (claim_file_hook): Stop reading at end of file according to filesize.
5683 Factor out parsing of readelf output into separate function.
5684 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5685 APIs and get the source file name from the symbol table. Convert
5686 source file name to corresponding object file name. Print info
5687 message when adding new input files.
5688 (parse_readelf_line): New function.
5689 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5690 * testsuite/plugin_test_2.sh: Likewise.
5691 * testsuite/plugin_test_3.sh: Likewise.
5692 * testsuite/plugin_test_4.sh: New test case.
5694 2009-01-07 Ian Lance Taylor <iant@google.com>
5696 * version.cc (version_string): Bump to 1.8.
5698 2008-12-23 Cary Coutant <ccoutant@google.com>
5700 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5701 * plugin.cc (Plugin_manager::finish): Rename as
5702 layout_deferred_objects. Move cleanup to separate function.
5703 (Plugin_manager::cleanup): New function.
5704 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5706 * plugin.h (Plugin_manager::finish): Rename as
5707 layout_deferred_objects.
5708 (Plugin_manager::cleanup): New function.
5709 (Plugin_manager::cleanup_done): New field.
5711 2008-12-23 Cary Coutant <ccoutant@google.com>
5713 * plugin.cc (is_visible_from_outside): New function.
5714 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5715 so we don't return "IR only" status for exported symbols or -r links.
5717 * testsuite/Makefile.am (plugin_test_3): New test case.
5718 * testsuite/Makefile.in: Regenerate.
5719 * testsuite/plugin_test_3.sh: New file.
5721 2008-12-22 Cary Coutant <ccoutant@google.com>
5723 * object.cc (Sized_relobj::layout_section): New function.
5724 (Sized_relobj::do_layout): Defer layout of input sections until after
5725 plugin has provided replacement files.
5726 (Sized_relobj::do_layout_deferred_sections): New function.
5727 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5728 (Relobj::layout_deferred_sections): New function.
5729 (Relobj::do_layout_deferred_sections): New function.
5730 (Sized_relobj::do_layout_deferred_sections): New function.
5731 (Sized_relobj::layout_section): New function.
5732 (Sized_relobj::Deferred_layout): New structure.
5733 (Sized_relobj::deferred_layout_): New field.
5734 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5735 Change all callers. Layout deferred sections.
5736 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5738 (Plugin_hook::run): Move code from do_plugin_hook inline.
5739 (Plugin_hook::do_plugin_hook): Remove.
5740 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5741 (Plugin_manager::finish): Renamed, was cleanup.
5742 (Plugin_manager::should_defer_layout): New function.
5743 (Plugin_manager::add_deferred_layout_object): New function.
5744 (Plugin_manager::Deferred_layout_list): New type.
5745 (Plugin_manager::deferred_layout_objects_): New field.
5746 (Plugin_hook::do_plugin_hook): Remove.
5748 2008-12-17 Ian Lance Taylor <iant@google.com>
5750 * options.h (class General_options): Add --no case for
5753 2008-12-16 Cary Coutant <ccoutant@google.com>
5755 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5757 (Plugin_manager::claim_file): Create plugin object even if
5758 plugin did not call the add_symbols callback.
5759 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5760 asking for more symbols than were added.
5761 * testsuite/Makefile.am (plugin_test_1): Add test case with
5763 (empty.syms): New target.
5764 * testsuite/Makefile.in: Regenerate.
5765 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5766 message. Don't call add_symbols if no globals.
5767 (all_symbols_read_hook): Don't provide replacement for empty
5770 2008-12-12 Ian Lance Taylor <iant@google.com>
5772 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5773 r_type == 0 for a local symbol with r_sym == 0.
5774 (scan_relocatable_relocs): Pass r_sym to
5775 local_non_section_strategy.
5776 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5779 * configure.ac: Update test for TLS descriptors: they are
5780 supported as of glibc 2.9.
5781 * configure: Rebuild.
5783 2008-12-11 Ian Lance Taylor <iant@google.com>
5786 * target-reloc.h (Default_scan_relocatable_relocs): For each
5787 function, map r_type == 0 to RELOC_DISCARD.
5789 2008-12-10 Cary Coutant <ccoutant@google.com>
5791 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5792 object to override a kept COMDAT group from a plugin object.
5794 2008-12-09 Ian Lance Taylor <iant@google.com>
5797 * yyscript.y (file_cmd): Handle INPUT.
5799 * testsuite/initpri1.c: Change all declarations to be full
5800 prototypes by adding void, to avoid compiler warnings.
5802 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5804 * options.cc (General_options::parse_plugin_opt): New.
5805 (General_options::add_plugin): The argument now is just the filename.
5806 (General_options::add_plugin_option): New.
5807 * options.h (plugin_opt): New.
5808 (add_plugin): Change argument name.
5809 (add_plugin_option): New.
5810 * plugin.cc (Plugin::load): Don't parse the plugin option.
5811 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5812 (Plugin::add_option): New.
5813 (Plugin::args_): Change type.
5814 (Plugin::filename_): New.
5815 (Plugin_manager::add_plugin_option): New.
5816 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5817 * testsuite/Makefile.in: Regenerate.
5819 2008-12-05 Cary Coutant <ccoutant@google.com>
5821 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5822 Handle --strip-lto-sections option.
5823 * options.h (strip_lto_sections): New option.
5825 2008-12-01 Cary Coutant <ccoutant@google.com>
5827 * plugin.cc (ld_plugin_message): Change format parameter to const.
5828 Fix mismatch between new[] and delete.
5830 2008-11-14 Cary Coutant <ccoutant@google.com>
5832 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5835 2008-11-05 Craig Silverstein <csilvers@google.com>
5837 * options.cc (General_options::parse_dynamic_list): New function.
5838 * options.h (General_options): New flags dynamic_list,
5839 dynamic_list_data, dynamic_list_cpp_new, and
5840 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5841 (General_options::in_dynamic_list): New function.
5842 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5843 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5844 (Lex::can_continue_name): Likewise.
5846 (read_script_file): New parameter script_options.
5847 (read_dynamic_list): New function.
5848 (Script_options::define_dynamic_list): New function.
5849 (dynamic_list_keyword_parsecodes): New variable.
5850 (dynamic_list_keywords): New variable.
5851 * script.h (Script_options::define_dynamic_list): New function
5853 (read_dynamic_list): New function prototype.
5854 * symtab.cc (strprefix): New macro.
5855 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5856 dynamic_list_data, dynamic_list_cpp_new, and
5857 dynamic_list_cpp_typeinfo.
5858 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5859 (dynamic_list_expr): New rule.
5860 (dynamic_list_nodes): Likewise.
5861 (dynamic_list_node): Likewise.
5862 * testsuite/Makefile.am (dynamic_list): New test.
5863 * testsuite/Makefile.in: Regenerated.
5864 * testsuite/dynamic_list.t: New file.
5865 * testsuite/dynamic_list.sh: New file.
5867 2008-11-05 Craig Silverstein <csilvers@google.com>
5869 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5870 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5871 (t11_last): Likewise.
5872 * testsuite/ver_test_6.c (main): Likewise.
5874 2008-10-07 Cary Coutant <ccoutant@google.com>
5876 * options.c (General_options::finalize): Add check for -static and
5878 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5881 2008-10-02 Cary Coutant <ccoutant@google.com>
5883 * plugin.cc (make_sized_plugin_object): Fix conditional
5884 compilation to work when not all targets are enabled.
5886 2008-09-29 Cary Coutant <ccoutant@google.com>
5888 * archive.cc (Archive::get_file_and_offset): Use filename instead
5889 of name to get library path.
5890 (Archive::include_member): Unlock external member of a thin archive.
5892 * testsuite/Makefile.am (TEST_AR): New variable.
5893 (thin_archive_test_1): New test.
5894 (thin_archive_test_2): New test.
5895 * testsuite/Makefile.in: Regenerate.
5896 * testsuite/thin_archive_main.cc: New file.
5897 * testsuite/thin_archive_test_1.cc: New file.
5898 * testsuite/thin_archive_test_2.cc: New file.
5899 * testsuite/thin_archive_test_3.cc: New file.
5900 * testsuite/thin_archive_test_4.cc: New file.
5902 2008-09-29 Cary Coutant <ccoutant@google.com>
5904 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5905 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5907 (Sized_relobj::do_finalize_local_symbols): Likewise.
5908 (Sized_relobj::map_to_kept_section): Likewise.
5909 * object.h (Sized_relobj::invalid_address): New constant.
5910 (Sized_relobj::do_output_section_offset): Check for invalid_address
5912 * output.cc (Output_reloc::local_section_offset): Use constant
5913 invalid_address instead of -1U.
5914 (Output_reloc::get_address): Likewise.
5915 (Output_section::output_address): Change -1U to -1ULL.
5916 * output.h (Output_reloc::invalid_address): New constant.
5917 * reloc.cc (Sized_relobj::write_sections): Use constant
5918 invalid_address instead of -1U.
5919 (Sized_relobj::relocate_sections): Likewise.
5920 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5921 values for merge sections.
5922 * target-reloc.h (relocate_for_relocatable): Use constant
5923 invalid_address instead of -1U.
5925 2008-09-19 Cary Coutant <ccoutant@google.com>
5927 Add plugin functionality for link-time optimization (LTO).
5928 * configure.ac (plugins): Add --enable-plugins option.
5929 * configure: Regenerate.
5930 * config.in: Regenerate.
5931 * Makefile.am (LIBDL): New variable.
5932 (CCFILES): Add plugin.cc.
5933 (HFILES): Add plugin.h.
5934 (ldadd_var): Add LIBDL.
5935 * Makefile.in: Regenerate.
5937 * archive.cc: Include "plugin.h".
5938 (Archive::setup): Don't preread archive symbols when using a plugin.
5939 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5940 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5942 (Archive::include_member): Add symbols from plugin objects.
5943 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5944 * descriptors.cc (Descriptors::open): Check for file descriptors
5945 abandoned by plugins.
5946 (Descriptors::claim_for_plugin): New function.
5947 * descriptors.h (Descriptors::claim_for_plugin): New function.
5948 (Open_descriptor::is_claimed): New field.
5949 (claim_descriptor_for_plugin): New function.
5950 * fileread.cc (File_read::claim_for_plugin): New function.
5951 * fileread.h (File_read::claim_for_plugin): New function.
5952 (File_read::descriptor): New function.
5953 * gold.cc: Include "plugin.h".
5954 (queue_initial_tasks): Add task to call plugin hooks for generating
5956 * main.cc: Include "plugin.h".
5957 (main): Load plugin libraries.
5958 * object.h (Pluginobj): Declare.
5959 (Object::pluginobj): New function.
5960 (Object::do_pluginobj): New function.
5961 (Object::set_target): New function.
5962 * options.cc: Include "plugin.h".
5963 (General_options::parse_plugin): New function.
5964 (General_options::General_options): Initialize plugins_ field.
5965 (General_options::add_plugin): New function.
5966 * options.h (Plugin_manager): Declare.
5967 (General_options): Add --plugin option.
5968 (General_options::has_plugins): New function.
5969 (General_options::plugins): New function.
5970 (General_options::add_plugin): New function.
5971 (General_options::plugins_): New field.
5972 * plugin.cc: New file.
5973 * plugin.h: New file.
5974 * readsyms.cc: Include "plugin.h".
5975 (Read_symbols::do_read_symbols): Check for archive before checking
5976 for ELF file. Call plugin hooks to claim files.
5977 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5978 from a real object file; force override when processing replacement
5980 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5981 (Symbol::init_base_object): Likewise.
5982 (Symbol::init_base_output_data): Likewise.
5983 (Symbol::init_base_output_segment): Likewise.
5984 (Symbol::init_base_constant): Likewise.
5985 (Symbol::init_base_undefined): Likewise.
5986 (Symbol::output_section): Assert that object is not a plugin.
5987 (Symbol_table::add_from_pluginobj): New function.
5988 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5990 (Symbol_table::sized_write_globals): Likewise.
5991 (Symbol_table::add_from_pluginobj): Instantiate template.
5992 * symtab.h (Sized_pluginobj): Declare.
5993 (Symbol::in_real_elf): New function.
5994 (Symbol::set_in_real_elf): New function.
5995 (Symbol::in_real_elf_): New field.
5996 (Symbol_table::add_from_pluginobj): New function.
5998 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5999 (LIBDL): New variable.
6001 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6002 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6003 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6004 (MOSTLYCLEANFILES): Likewise.
6005 * testsuite/Makefile.in: Regenerate.
6006 * testsuite/plugin_test.c: New file.
6007 * testsuite/plugin_test_1.sh: New file.
6008 * testsuite/plugin_test_2.sh: New file.
6010 2008-09-16 Ian Lance Taylor <iant@google.com>
6012 * target-reloc.h (relocate_section): Check whether a symbol is
6013 defined by the ABI before reporting an undefined symbol error.
6014 * target.h (Target::is_defined_by_abi): Make parameter const.
6015 (Target::do_is_defined_by_abi): Likewise.
6016 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6017 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6018 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6019 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6020 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6021 * testsuite/Makefile.in: Rebuild.
6023 * fileread.cc (make_view): Add casts to avoid warning.
6025 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6027 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6028 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6030 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6032 * options.h (General_options::output_is_executable): New.
6033 (General_options::output_is_pie): New.
6034 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6035 for shared libraries.
6036 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6038 2008-09-11 Chris Demetriou <cgd@google.com>
6040 * options.h (origin): New -z option.
6041 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6042 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6045 2008-09-05 Cary Coutant <ccoutant@google.com>
6047 * fileread.cc (File_read::make_view): Add check for attempt to map
6050 2008-09-05 Cary Coutant <ccoutant@google.com>
6052 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6053 explicit instantiations.
6055 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6058 * options.cc (General_options::finalize): Allow undefined symbols
6059 in shlibs if linking -shared.
6062 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6063 symbols as not needing a dynsym entry.
6065 2008-08-20 Craig Silverstein <csilvers@google.com>
6067 * fileread.cc (File_read::open): Do not lock the file unless it
6068 was successfully opened.
6070 2008-08-14 Cary Coutant <ccoutant@google.com>
6072 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6073 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6074 * testsuite/tls_test.cc (struct int128): 128-bit struct
6075 for testing TLS relocs with non-zero addend.
6076 (v12): New TLS variable.
6078 (t_last): Add check for v12.
6079 * testsuite/tls_test.h (t12): New function.
6080 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6082 2008-08-13 Ian Lance Taylor <iant@google.com>
6084 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6085 set tls_segment_ or relro_segment_.
6086 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6088 * output.h (Output_section::clear_is_relro): New function.
6089 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6090 sections specially even when output_data_ is empty.
6091 (Output_segment::maximum_alignment): When first section is relro,
6092 only force alignment for PT_LOAD segments.
6093 * script.cc (script_data_segment_align): New function.
6094 (script_data_segment_relro_end): New function.
6095 * script-c.h (script_data_segment_align): Declare.
6096 (script_data_segment_relro_end): Declare.
6097 * script-sections.h (class Script_sections): Declare
6098 data_segment_align and data_segment_relro_end. Add fields
6099 segment_align_index_ and saw_relro_end_.
6100 * script-sections.cc (class Sections_element): Add set_is_relro
6101 virtual function. Add new bool* parameter to place_orphan_here.
6102 Add get_output_section virtual function.
6103 (class Output_section_definition): Add set_is_relro. Add new
6104 bool* parameter to place_orphan_here. Add get_output_section.
6105 Add is_relro_ field.
6106 (Output_section_definition::Output_section_definition): Initialize
6107 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6108 and is_relro_ fields.
6109 (Output_section_definition::place_orphan_here): Add is_relro
6111 (Output_section_definition::set_section_addresses): Set relro for
6113 (Output_section_definition::alternate_constraint): Likewise.
6114 (class Orphan_output_section): Add new bool* parameter to
6115 place_orphan_here. Add get_output_section.
6116 (Orphan_output_section::place_orphan_here): Add is_relro
6118 (Script_sections::Script_sections): Initialize
6119 data_segment_align_index_ and saw_relro_end_.
6120 (Script_sections::data_segment_align): New function.
6121 (Script_sections::data_segment_relro_end): New function.
6122 (Script_sections::place_orphan): Set or clear is_relro.
6123 (Script_sections::set_section_addresses): Force alignment of first
6125 * yyscript.y (exp): Call script_data_segment_align and
6126 script_data_segment_relro_end.
6127 * testsuite/relro_script_test.t: New file.
6128 * testsuite/relro_test.cc (using_script): Declare.
6129 (t1, t2): Test using_script.
6130 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6131 (relro_script_test_SOURCES): Define.
6132 (relro_script_test_DEPENDENCIES): Define.
6133 (relro_script_test_LDFLAGS): Define.
6134 (relro_script_test_LDADD): Define.
6135 (relro_script_test.so): New target.
6136 * testsuite/Makefile.in: Rebuild.
6138 2008-08-06 Cary Coutant <ccoutant@google.com>
6140 * archive.cc (Archive::total_archives, Archive::total_members)
6141 (Archive::total_members_loaded): New variables.
6142 (Archive::setup): Add parameter. Add option to preread
6144 (Archive::read_armap): Add counter.
6145 (Archive::get_file_and_offset): New function.
6146 (Archive::get_elf_object_for_member): New function.
6147 (Archive::read_all_symbols): New function.
6148 (Archive::read_symbols): New function.
6149 (Archive::add_symbols): Add counters.
6150 (Archive::include_all_members): Use armap to find members if it's
6152 (Archive::include_member): Skip reading symbols if already read.
6153 Factored code into Archive::get_file_and_offset and
6154 Archive::get_elf_object_for_member. Changed call to
6155 Mapfile::report_include_archive_member.
6156 (Archive::print_stats): New function.
6157 * archive.h: Declare Object and Read_symbols_data classes.
6158 (Archive::Archive): Add initializers for new members.
6159 (Archive::setup): Add parameter.
6160 (Archive::print_stats): New function.
6161 (Archive::total_archives, Archive::total_members)
6162 (Archive::total_members_loaded): New variables.
6163 (Archive::get_file_and_offset): New function.
6164 (Archive::get_elf_object_for_member): New function.
6165 (Archive::read_all_symbols): New function.
6166 (Archive::read_symbols): New function.
6167 (Archive::Archive_member): New class.
6168 (Archive::members_): New member.
6169 (Archive::num_members_): New member.
6170 * main.cc: Include archive.h.
6171 (main): Call Archive::print_stats.
6172 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6173 archive parameter; member_name is now the fully-decorated name.
6174 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6175 * options.h: (General_options): Add --preread-archive-symbols option.
6176 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6179 2008-08-04 Ian Lance Taylor <iant@google.com>
6181 * symtab.h (Symbol::use_plt_offset): New function.
6182 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6183 * powerpc.cc (Relocate::relocate): Likewise.
6184 * sparc.cc (Relocate::relocate): Likewise.
6185 * x86_64.cc (Relocate::relocate): Likewise.
6186 * testsuite/weak_plt.sh: New test.
6187 * testsuite/weak_plt_main.cc: New test.
6188 * testsuite/weak_plt_shared.cc: New test.
6189 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6190 (check_PROGRAMS): Add weak_plt.
6191 (check_DATA): Add weak_plt_shared.so.
6192 (weak_plt_main_pic.o, weak_plt): New targets.
6193 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6194 * testsuite/Makefile.in: Rebuild.
6196 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6198 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6199 * testsuite/Makefile.in: Rebuild.
6201 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6203 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6204 * Makefile.in: Regenerate.
6205 * po/POTFILES.in: Regenerate.
6207 2008-07-29 Ian Lance Taylor <iant@google.com>
6209 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6210 symbols before other symbols.
6211 * testsuite/script_test_2.cc (test_addr): Declare.
6212 (test_addr_alias): Declare.
6213 (main): Check that test_addr and test_addr_alias have the right
6215 * testsuite/script_test_2.t: Define test_addr_alias and
6218 2008-07-24 Ian Lance Taylor <iant@google.com>
6221 * descriptors.cc: New file.
6222 * descriptors.h: New file.
6223 * gold-threads.h (class Hold_optional_lock): New class.
6224 * fileread.cc: Include "descriptors.h".
6225 (File_read::~File_read): Release descriptor rather than closing
6227 (File_read::open) [file]: Call open_descriptor rather than open.
6228 Set is_descriptor_opened_.
6229 (File_read::open) [memory]: Assert that descriptor is not open.
6230 (File_read::reopen_descriptor): New function.
6231 (File_read::release): Release descriptor.
6232 (File_read::do_read): Make non-const. Reopen descriptor.
6233 (File_read::read): Make non-const.
6234 (File_read::make_view): Reopen descriptor.
6235 (File_read::do_readv): Likewise.
6236 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6237 Update declarations.
6238 * layout.cc: Include "descriptors.h".
6239 (Layout::create_build_id): Use open_descriptor rather than open.
6240 * output.cc: Include "descriptors.h".
6241 (Output_file::open): Use open_descriptor rather than open.
6242 * archive.cc (Archive::const_iterator): Change Archive to be
6244 (Archive::begin, Archive::end): Make non-const.
6245 (Archive::count_members): Likewise.
6246 * archive.h (class Archive): Update declarations.
6247 * object.h (Object::read): Make non-const.
6248 * Makefile.am (CCFILES): Add descriptors.cc.
6249 (HFILES): Add descriptors.h.
6250 * Makefile.in: Rebuild.
6253 * gold.h: Always include <clocale>. Add Solaris workarounds
6254 following code in binutils/sysdep.h.
6257 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6258 this->eh_frame_hdr_ is NULL before using it.
6260 * dynobj.cc (Versions::Versions): Update comment.
6262 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6263 the base version name.
6265 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6266 array size plus one.
6267 (Stringpool_template::set_string_offsets): Subtract one from key
6268 before using it as an array index.
6269 (Stringpool_template::get_offset_with_length): Likewise.
6270 (Stringpool_template::write_to_buffer): Likewise.
6271 * stringpool.h (Stringpool_template::get_offset_from_key):
6274 2008-07-23 Ian Lance Taylor <iant@google.com>
6277 * object.h (Merged_symbol_value::value): Do our best to handle a
6281 * script.cc (Version_script_info::get_versions): Don't add empty
6282 version tag to return value.
6283 (Version_script_info::get_symbol_version_helper): Change return
6284 type to bool. Add pversion parameter. Change all callers.
6285 (script_register_vers_node): Don't require a non-NULL tag.
6286 * script.h (class Version_script_info): Update declarations.
6287 (Version_script_info::get_symbol_version): Change return type to
6288 bool. Add version parameter. Change all callers.
6289 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6290 handling. Handle an empty version from a version script.
6291 (Symbol_table::define_special_symbol): Likewise.
6292 * testsuite/ver_test_10.script: New file.
6293 * testsuite/ver_test_10.sh: New file.
6294 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6295 (check_DATA): Add ver_test_10.syms.
6296 (ver_test_10.syms, ver_test_10.so): New target.
6297 * testsuite/Makefile.in: Rebuild.
6299 2008-07-23 Simon Baldwin <simonb@google.com>
6301 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6302 to zero for undefined symbols from dynamic libraries.
6304 2008-07-23 Ian Lance Taylor <iant@google.com>
6306 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6308 * symtab.h (class Symbol_table): Update declaration.
6309 * testsuite/ver_test_9.cc: New file.
6310 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6311 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6312 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6313 (ver_test_9.so, ver_test_9.o): New targets.
6314 * testsuite/Makefile.in: Rebuild.
6316 2008-07-22 Ian Lance Taylor <iant@google.com>
6318 * options.h (class General_options): Define --check-sections.
6319 * layout.cc (Layout::set_segment_offsets): Handle
6322 * options.h (class General_options): Define -n/--nmagic and
6324 * options.cc (General_options::finalize): For -n/--nmagic or
6325 -N/--omagic, set -static.
6326 * layout.cc (Layout::attach_allocated_section_to_segment): If
6327 -N/--omagic, don't put read-only and read-write sections in
6329 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6330 finding a read-only segment.
6331 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6332 don't set the minimum segment alignment to the common page size,
6333 and don't set the file offset to the address modulo the page size.
6334 * script-sections.cc (Script_sections::create_segments): If
6335 -n/--omagic, don't put read-only and read-write sections in
6338 * cref.cc: New file.
6340 * options.h (class General_options): Add --print-symbol-counts.
6341 * main.cc (main): Issue defined symbol report if requested.
6342 * archive.cc (Archive::interpret_header): Make into a const member
6344 (Archive::add_symbols): Call Input_objects::archive_start and
6346 (Archive::const_iterator): Define new class.
6347 (Archive::begin, Archive::end): New functions.
6348 (Archive::include_all_members): Rewrite to use iterator.
6349 (Archive::count_members): New function.
6350 * archive.h (class Archive): Update declarations.
6351 (Archive::filename): New function.
6352 * object.cc: Include "cref.h".
6353 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6354 (Sized_relobj::do_get_global_symbol_counts): New function.
6355 (Input_objects::add_object): Add object to cross-referencer.
6356 (Input_objects::archive_start): New function.
6357 (Input_objects::archive_stop): New function.
6358 (Input_objects::print_symbol_counts): New function.
6359 * object.h: Declare Cref and Archive.
6360 (Object::get_global_symbol_counts): New function.
6361 (Object::do_get_global_symbol_counts): New pure virtual function.
6362 (class Sized_relobj): Add defined_count_ field. Update
6364 (class Input_objects): Add cref_ field. Update constructor.
6365 Update declarations.
6366 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6368 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6370 (Sized_dynobj::do_get_global_symbol_counts): New function.
6371 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6372 defined_count_. Update declarations. Define Symbols typedef.
6373 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6374 parameter. Change all callers.
6375 (Symbol_table::add_from_dynobj): Add sympointers and defined
6376 parameters. Change all callers.
6377 * symtab.h (class Symbol_table): Update declarations.
6378 * Makefile.am (CCFILES): Add cref.cc.
6379 (HFILES): Add cref.h.
6380 * Makefile.in: Rebuild.
6382 2008-07-22 Simon Baldwin <simonb@google.com>
6384 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6385 to zero when writing undefined symbols.
6387 2008-07-22 Ian Lance Taylor <iant@google.com>
6389 * output.cc (Output_section::add_input_section): Don't try to
6390 merge empty merge sections.
6392 2008-07-21 Craig Silverstein <csilvers@google.com>
6394 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6395 Include symbol version in error message.
6397 2008-07-20 Chris Demetriou <cgd@google.com>
6399 * configure.ac (gold_cv_c_random_seed): New configured variable.
6400 (RANDOM_SEED_CFLAGS): New substituted variable.
6401 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6402 * configure: Rebuild.
6403 * Makefile.in: Likewise.
6404 * testsuite/Makefile.in: Likewise.
6406 2008-07-18 Ian Lance Taylor <iant@google.com>
6408 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6409 where we see NAME/NULL and NAME/VERSION as separate symbols.
6410 * testsuite/ver_test_main.cc (main): Call t4.
6411 (t4, t4_2a): Define.
6412 * testsuite/ver_test_2.cc (t4_2): Define.
6413 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6414 * testsuite/ver_test_4.cc (t4_2a): Define.
6415 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6416 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6418 2008-07-17 Ian Lance Taylor <iant@google.com>
6420 * dynobj.cc (Versions::add_def): If we give an error about a
6421 missing version, go ahead and create the version anyhow.
6423 2008-07-10 Ian Lance Taylor <iant@google.com>
6425 Handle output sections with more than 0x7fffffff bytes.
6426 * object.h (class Relobj): Change map_to_output_ to
6427 output_sections_, and just keep a section pointer. Change all
6428 uses. Move comdat group support to Sized_relobj.
6429 (Relobj::is_section_specially_mapped): Remove.
6430 (Relobj::output_section): Remove poff parameter. Change all
6432 (Relobj::output_section_offset): New function.
6433 (Relobj::set_section_offset): Rewrite.
6434 (Relobj::map_to_output): Remove.
6435 (Relobj::output_sections): New function.
6436 (Relobj::do_output_section_offset): New pure virtual function.
6437 (Relobj::do_set_section_offset): Likewise.
6438 (class Sized_relobj): Add section_offsets_ field. Add comdat
6439 group support from Relobj. Update declarations.
6440 (Sized_relobj::get_output_section_offset): New function.
6441 (Sized_relobj::do_output_section_offset): New function.
6442 (Sized_relobj::do_set_section_offset): New function.
6443 * object.cc (Relobj::output_section_address): Remove.
6444 (Sized_relobj::Sized_relobj): Initialize new fields.
6445 (Sized_relobj::include_section_group): Cast find_kept_object to
6447 (Sized_relobj::include_linkonce_section): Likewise.
6448 (Sized_relobj::do_layout): Use separate arrays for output section
6450 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6452 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6453 output_sections and section_offsets.
6454 (Sized_relobj::write_local_symbols): Likewise.
6455 (map_to_kept_section): Compute output address directly.
6456 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6457 output_sections and section_offsets.
6458 (Sized_relobj::write_sections): Likewise.
6459 (Sized_relobj::relocate_sections): Likewise.
6460 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6461 * output.h (class Output_reloc): Update declarations. Change
6462 u2_.relobj to Sized_relobj*.
6463 (class Output_data_reloc): Change add functions to use
6465 * output.cc (Output_reloc::Output_reloc): Change relobj to
6467 (Output_reloc::local_section_offset): Change return type to
6468 Elf_Addr. Use get_output_section_offset.
6469 (Output_reloc::get_address): Likewise.
6470 (Output_section::is_input_address_mapped): Don't call
6471 is_section_specially_mapped.
6472 (Output_section::output_offset): Likewise.
6473 (Output_section::output_address): Likewise.
6474 (Output_section::starting_output_address): Likewise.
6475 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6476 parameter to Sized_relobj*.
6477 (Copy_relocs::need_copy_reloc): Likewise.
6478 (Copy_relocs::save): Likewise.
6479 * copy-relocs.h (class Copy_relocs): Update declarations.
6480 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6481 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6482 * target-reloc.h (relocate_for_relocatable): Change
6483 offset_in_output_section type to Elf_Addr. Change code that uses
6485 * layout.cc (Layout::layout): Always set *off.
6486 * mapfile.cc (Mapfile::print_input_section): Use
6487 output_section_offset.
6488 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6490 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6491 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6492 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6494 2008-07-03 Ian Lance Taylor <iant@google.com>
6496 * layout.cc (Layout::include_section): Do not discard unrecognized
6497 SHT_STRTAB sections.
6499 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6501 * script.cc (Lex::can_continue_name): Make '?' allowable in
6502 version-script names.
6503 * testsuite/version_script.map: Change glob pattern to use '?'
6505 2008-06-30 Manish Singh <yosh@gimp.org>
6508 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6511 2008-06-30 Ian Lance Taylor <iant@google.com>
6515 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6516 versions]: Don't try to read the value in the contents, since we
6517 don't use it. Use the template endianness when writing.
6519 2008-06-25 Cary Coutant <ccoutant@google.com>
6521 * fileread.cc (File_read::make_view): Assert on zero-length view.
6522 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6523 symbol table when there are no symbols to read.
6525 2008-06-23 Craig Silverstein <csilvers@google.com>
6527 * version.cc (version_string): Bump to 1.7
6529 2008-06-18 Craig Silverstein <csilvers@google.com>
6531 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6532 constant 0xFFFF to type Valtype.
6533 (Powerpc_relocate_functions::rel16_ha): Likewise.
6535 2008-06-17 Ian Lance Taylor <iant@google.com>
6537 * output.h (Output_section::Input_section): Initialize p2align_ to
6538 zero for Output_section_data constructors.
6539 (Output_section::Input_section::addralign): If not an input
6540 section, return the alignment of the Output_section_data.
6541 * testsuite/copy_test.cc: New file.
6542 * testsuite/copy_test_1.cc: New file.
6543 * testsuite/copy_test_2.cc: New file.
6544 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6545 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6546 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6547 (copy_test_1_pic.o, copy_test_1.so): New targets.
6548 (copy_test_2_pic.o, copy_test_2.so): New targets.
6549 * testsuite/Makefile.in: Rebuild.
6551 * script-sections.cc (Script_sections::place_orphan): Initialize
6552 local variable exact.
6554 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6556 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6558 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6559 David S. Miller <davem@davemloft.net>
6561 * powerpc.cc: New file.
6562 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6563 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6564 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6565 * Makefile.in: Rebuild.
6567 2008-06-09 Ian Lance Taylor <iant@google.com>
6569 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6571 (throwing, orig_terminate): New static variables.
6572 (terminate_handler): New static function.
6573 (t2): Set terminate handler.
6575 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6578 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6581 2008-05-30 Cary Coutant <ccoutant@google.com>
6583 * archive.cc (Archive::include_all_members) Correct to step
6584 over symbol table and extended name table in thin archives.
6586 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6589 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6592 2008-05-28 Caleb Howe <cshowe@google.com>
6594 * reduced_debug_output.cc: New file.
6595 * reduced_debug_output.h: New file.
6596 * options.h (class General_options): Add --strip-debug-non-line.
6597 * options.cc (General_options::finalize): Add strip_debug_non_line
6598 to the strip heirarchy.
6599 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6601 * layout.cc: Include "reduced_debug_output.h".
6602 (Layout::Layout): Initialize new fields.
6603 (line_only_debug_sections): New static array.
6604 (is_lines_only_debug_sections): New static inline function.
6605 (Layout::include_section): Handle --strip-debug-non-line.
6606 (Layout::make_output_section): If --strip-debug-non-line, build
6607 new output sections for .debug_abbrev and .debug_info.
6608 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6609 gold. Warn about possible overflow.
6610 (read_signed_LEB_128): Likewise.
6611 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6612 (read_signed_LEB_128): Declare.
6613 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6614 (HFILES): Add reduced_debug_output.h.
6615 * Makefile.in: Rebuild.
6617 2008-05-21 Ian Lance Taylor <iant@google.com>
6619 * mapfile.cc: New file.
6620 * mapfile.h: New file.
6621 * options.h (class General_options): Add -M/--print-map and -Map.
6622 * options.cc (General_options::finalize): Make -M equivalent to
6624 * main.cc: Include <cstdio> and "mapfile.h".
6625 (main): Open mapfile if requested.
6626 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6627 constructor. Change caller.
6628 (queue_initial_tasks): Add mapfile parameter. Change caller.
6629 (queue_middle_tasks): Likewise.
6630 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6632 * archive.cc: Include "mapfile.h".
6633 (Archive::add_symbols): Add mapfile parameter. Change all
6634 callers. Pass mapfile, symbol, and reason to include_member.
6635 (Archive::include_all_members): Add mapfile parameter. Change all
6637 (Archive::include_member): Add mapfile, sym, and why parameters.
6638 Change all callers. Report inclusion to map file.
6639 * archive.h: Include "fileread.h".
6640 (class Archive): Update declarations.
6641 (Archive::file): New const method.
6642 (class Add_archive_symbols): Add mapfile_ field. Update
6643 constructor. Change all callers.
6644 * readsyms.h (class Read_symbols): Likewise.
6645 (class Finish_group): Likewise.
6646 (class Read_script): Likewise.
6647 * common.cc: Include "mapfile.h".
6648 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6650 (Symbol_table::do_allocate_commons): Likewise.
6651 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6652 symbol allocation to mapfile.
6653 * common.h (class Allocate_commons_task): Add mapfile_ field.
6654 Update constructor. Change all callers.
6655 * symtab.h (class Symbol_table): Update declarations.
6656 * layout.cc: Include "mapfile.h".
6657 (Layout_task_runner::run): Print information to mapfile.
6658 (Layout::create_gold_note): Change Output_data_fixed_space to
6659 Output_data_zero_fill.
6660 (Layout::create_build_id): Likewise.
6661 (Layout::print_to_mapfile): New function.
6662 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6663 constructor. Change caller.
6664 (class Layout): Declare print_to_mapfile.
6665 * output.cc (Output_section::Input_section::print_to_mapfile): New
6667 (Output_section::add_input_section): If producing a map, always
6668 add to input_sections_ list.
6669 (Output_section::do_print_to_mapfile): New function.
6670 (Output_segment::print_sections_to_mapfile): New function.
6671 (Output_segment::print_section_list_to_mapfile): New function.
6672 * output.h: Include "mapfile.h".
6673 (Output_data::print_to_mapfile): New function.
6674 (Output_data::do_print_to_mapfile): New virtual function.
6675 (Output_segment_headers::do_print_to_mapfile): New function.
6676 (Output_file_header::do_print_to_mapfile): New function.
6677 (Output_data_const::do_print_to_mapfile): New function.
6678 (class Output_data_const_buffer): Add map_name_ field. Update
6679 constructor. Change all callers. Add do_print_to_mapfile
6681 (class Output_data_fixed_space): Likewise.
6682 (class Output_data_space): Likewise.
6683 (class Output_data_zero_fill): New class.
6684 (Output_data_strtab::do_print_to_mapfile): New function.
6685 (Output_data_reloc_base::do_print_to_mapfile): New function.
6686 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6687 (Output_data_group::do_print_to_mapfile): New function.
6688 (Output_data_got::do_print_to_mapfile): New function.
6689 (Output_data_dynamic::do_print_to_mapfile): New function.
6690 (Output_symtab_xindex::do_print_to_mapfile): New function.
6691 (class Output_section): Declare do_print_to_mapflie. Declare
6692 print_to_mapfile in Input_section.
6693 (class Output_segment): Declare new functions.
6694 * object.h (Sized_relobj::symbol_count): New function.
6695 * script-sections.cc
6696 (Output_section_element_dot_assignment::set_section_addresses):
6697 Change Output_data_fixed_space to Output_data_zero_fill.
6698 (Output_data_expression::do_print_to_mapfile): New function.
6699 * script.cc (read_input_script): Add mapfile parameter. Change
6701 * script.h (read_input_script): Update declaration.
6702 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6703 (Eh_frame::do_print_to_mapfile): New function.
6704 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6705 (Output_merge_string::do_print_to_mapfile): New function.
6706 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6708 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6710 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6712 * Makefile.am (CCFILES): Add mapfile.cc.
6713 (HFILES): Add mapfile.h.
6714 * Makefile.in: Rebuild.
6716 2008-05-19 Ian Lance Taylor <iant@google.com>
6718 * options.h (class General_options): Add -z relro.
6719 * layout.cc (Layout::Layout): Initialize relro_segment_.
6720 (Layout::add_output_section_data): Return the output section.
6721 (Layout::make_output_section): Rcognize relro sections and mark
6723 (Layout::attach_allocated_section_to_segment): Put relro sections
6724 in a PT_GNU_RELRO segment.
6725 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6727 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6729 (Layout::linkonce_mapping): Map d.rel.ro.local to
6731 (Layout::output_section_name): Us .data.rel.ro.local for any
6732 section which begins with that.
6733 * layout.h (class Layout): Update add_output_section_data
6734 declaration. Add relro_segment_ field.
6735 * output.cc (Output_section::Output_section): Initialize is_relro_
6736 and is_relro_local_ fields.
6737 (Output_segment::add_output_section): Group relro sections.
6738 (Output_segment::is_first_section_relro): New function.
6739 (Output_segment::maximum_alignment): If there is a relro section,
6740 align the segment to the common page size.
6741 (Output_segment::set_section_addresses): Track whether we are
6742 looking at relro sections. If the last section is a relro
6743 section, align to the common page size.
6744 (Output_segment::set_section_list_addresses): Add in_relro
6745 parameter. Change all callers. Align to the page size when
6746 moving from relro to non-relro section.
6747 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6749 * output.h (class Output_section): Add is_relro_ and
6750 is_relro_local_ fields.
6751 (Output_section::is_relro): New function.
6752 (Output_section::set_is_relro): New function.
6753 (Output_section::is_relro_local): New function.
6754 (Output_section::set_is_relro_local): New function.
6755 (class Output_segment): Update declarations.
6756 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6757 * sparc.cc (Target_sparc::got_section): Likewise.
6758 * x86_64.cc (Target_x86_64::got_section): Likewise.
6759 * testsuite/relro_test_main.cc: New file.
6760 * testsuite/relro_test.cc: New file.
6761 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6762 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6763 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6764 (relro_test.so, relro_test_pic.o): New targets.
6765 * testsuite/Makefile.in: Rebuild.
6767 2008-05-16 Ian Lance Taylor <iant@google.com>
6769 * output.cc (Output_segment::add_output_section): Remove front
6771 * output.h (class Output_segment): Remove
6772 add_initial_output_section and overloaded add_output_section.
6773 Update declaration of remaining add_output_section.
6774 * layout.cc (Layout::create_interp): Call add_output_section
6775 rather than add_initial_output_section.
6776 (Layout::finish_dynamic_section): Likewise.
6778 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6779 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6780 know the dynamic type.
6781 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6782 field. Initialize it in constructor.
6783 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6784 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6785 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6788 * output.cc (Output_reloc::get_address): Change return type to
6790 * output.h (class Output_reloc): Update get_address declaration.
6791 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6792 for section addresses.
6794 2008-05-09 Ian Lance Taylor <iant@google.com>
6797 * gold.cc (gold_nomem): Use return value of write.
6799 2008-05-08 Ian Lance Taylor <iant@google.com>
6801 * symtab.c (Symbol::init_base_output_data): Add version
6802 parameter. Change all callers.
6803 (Symbol::init_base_output_segment): Likewise.
6804 (Symbol::init_base_constant): Likewise.
6805 (Symbol::init_base_undefined): Likewise.
6806 (Sized_symbol::init_output_data): Likewise.
6807 (Sized_symbol::init_output_segment): Likewise.
6808 (Sized_symbol::init_constant): Likewise.
6809 (Sized_symbol::init_undefined): Likewise.
6810 (Symbol_table::do_define_in_output_data): If the new symbol has a
6811 version, mark it as the default.
6812 (Symbol_table::do_define_in_output_segment): Likewise.
6813 (Symbol_table::do_define_as_constant): Likewise.
6814 * symtab.h (class Symbol): Update declarations.
6815 (class Sized_symbol): Likewise.
6816 * resolve.cc (Symbol::override_version): New function.
6817 (Symbol::override_base): Call override_version.
6818 (Symbol::override_base_with_special): Likewise.
6819 * testsuite/ver_script_8.script: New file.
6820 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6821 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6822 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6823 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6825 2008-05-06 Ian Lance Taylor <iant@google.com>
6828 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6830 (class General_options): Remove existing --undefined, and add
6831 --no-undefined instead. Add new --undefined as synonym for -u.
6832 * archive.cc (Archive::add_symbols): Check whether symbol was
6834 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6835 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6836 all uses. Add IS_UNDEFINED. Update declarations to split
6837 different versions of init_base. Declare init_base_undefined.
6838 (Symbol::is_defined): Handle IS_UNDEFINED.
6839 (Symbol::is_undefined): Likewise.
6840 (Symbol::is_weak_undefined): Call is_undefined.
6841 (Symbol::is_absolute): Handle IS_CONSTANT.
6842 (class Sized_symbol): Update declarations to split different
6843 versions of init. Declare init_undefined.
6844 (class Symbol_table): Declare new functions.
6845 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6847 (Symbol::init_base_output_data): Likewise.
6848 (Symbol::init_base_output_segment): Likewise.
6849 (Symbol::init_base_constant): Likewise.
6850 (Symbol::init_base_undefined): New function.
6851 (Sized_symbol::init_object): Rename from init. Change all
6853 (Sized_symbol::init_output_data): Likewise.
6854 (Sized_symbol::init_output_segment): Likewise.
6855 (Sized_symbol::init_constant): Likewise.
6856 (Sized_symbol::init_undefined): New function.
6857 (Symbol_table::add_undefined_symbols_from_command_line): New
6859 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6861 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6862 (Symbol::output_section): Likewise.
6863 (Symbol::set_output_section): Likewise.
6864 (Symbol_table::sized_finalize_symbol): Likewise.
6865 (Symbol_table::sized_write_globals): Likewise.
6866 * resolve.cc (Symbol_table::should_override): Likewise.
6867 (Symbol::override_base_with_special): Likewise.
6869 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6870 symbol, change it to have default visibility.
6871 * testsuite/protected_1.cc: New file.
6872 * testsuite/protected_2.cc: New file.
6873 * testsuite/protected_3.cc: New file.
6874 * testsuite/protected_main_1.cc: New file.
6875 * testsuite/protected_main_2.cc: New file.
6876 * testsuite/protected_main_3.cc: New file.
6877 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6878 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6879 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6880 (protected_1.so): New target.
6881 (protected_1_pic.o, protected_2_pic.o): New targets.
6882 (protected_3_pic.o): New target.
6883 (check_PROGRAMS): Add protected_2.
6884 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6885 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6886 * testsuite/Makefile.in: Rebuild.
6888 * options.h (DEFINE_var): Add set_user_set_##varname__.
6889 (DEFINE_bool_alias): New macro.
6890 (class General_options): Define -Bstatic using DEFINE_bool_alias
6891 rather than DEFINE_special. Add --undefined as an alias for -z
6893 * options.cc (General_options::parse_Bstatic): Remove.
6895 * options.h (class General_options): Add --fatal-warnings.
6896 * main.cc (main): Implement --fatal-warnings.
6897 * errors.h (Errors::warning_count): New function.
6899 * options.h (class General_options): Add -Bsymbolic-functions.
6900 * symtab.h (Symbol::is_preemptible): Check for
6901 -Bsymbolic-functions.
6903 2008-05-05 Ian Lance Taylor <iant@google.com>
6905 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6906 as noVARNAME rather than no-VARNAME.
6907 (class General_options): Add option -z combreloc.
6908 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6910 (Output_reloc::sort_before) [SHT_REL]: New function.
6911 (Output_reloc::sort_before) [SHT_RELA]: New function.
6912 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6913 Sort_relocs_comparison.
6914 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6915 parameter. Change all callers.
6916 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6917 sort_relocs parameter. Change all callers.
6918 * output.cc (Output_reloc::get_address): New function, broken out
6920 (Output_reloc::write_rel): Call it.
6921 (Output_reloc::compare): New function.
6922 (Output_data_reloc_base::do_write): Optionally sort relocs.
6924 * configure.ac: If targ_extra_obj is set, link it in.
6925 * configure.tgt: Initialize all variables.
6926 (x86_64*): Set targ_extra_obj and targ_extra_size.
6927 * configure: Rebuild.
6929 * object.cc (Sized_relobj::include_section_group): Adjust section
6930 indexes read from group data. Build vector to pass to
6932 * layout.cc (Layout::layout_group): Add flags and shndxes
6933 parameters. Remove contents parameter. Change caller. Update
6934 explicit instantiations.
6935 * layout.h (class Layout): Update layout_group declaration.
6936 * output.cc (Output_data_group::Output_data_group): Add flags and
6937 input_shndxes parameters. Remove contents parameter. Change
6939 (Output_data_group::do_write): Change input_sections_ to
6941 * output.h (class Output_data_group): Update constructor
6942 declaration. Rename input_sections_ to input_shndxes_.
6943 * testsuite/many_sections_test.cc: Add template.
6945 2008-04-30 Cary Coutant <ccoutant@google.com>
6947 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6949 * layout.cc (Layout::include_section): Refactored check for debug
6951 (Layout::add_comdat): Add new parameters. Change type
6952 of signature parameter. Add object and shndx to signatures table.
6953 (Layout::find_kept_object): New function.
6954 * layout.h: Include <cstring>.
6955 (Layout::is_debug_info_section): New function.
6956 (Layout::add_comdat): Add new parameters.
6957 (Layout::find_kept_object): New function.
6958 (Layout::Kept_section): New struct.
6959 (Layout::Signatures): Change type of map range.
6960 * object.cc (Relobj::output_section_address): New function.
6961 (Sized_relobj::include_section_group): Add new parameters. Change
6962 calls to Layout::add_comdat. Change to build table of kept comdat
6963 groups and table mapping discarded sections to kept sections.
6964 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6965 (Sized_relobj::do_layout): Change calls to include_section_group and
6966 include_linkonce_section.
6967 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6968 value to zero when section is discarded.
6969 (Sized_relobj::map_to_kept_section): New function.
6970 * object.h (Relobj::output_section_address): New function.
6971 (Relobj::Comdat_group): New type.
6972 (Relobj::find_comdat_group): New function.
6973 (Relobj::Comdat_group_table): New type.
6974 (Relobj::Kept_comdat_section): New type.
6975 (Relobj::Kept_comdat_section_table): New type.
6976 (Relobj::add_comdat_group): New function.
6977 (Relobj::set_kept_comdat_section): New function.
6978 (Relobj::get_kept_comdat_section): New function.
6979 (Relobj::comdat_groups_): New field.
6980 (Relobj::kept_comdat_sections_): New field.
6981 (Symbol_value::input_value): Update comment.
6982 (Sized_relobj::map_to_kept_section) New function.
6983 (Sized_relobj::include_linkonce_section): Add new parameter.
6984 * target-reloc.h (Comdat_behavior): New type.
6985 (get_comdat_behavior): New function.
6986 (relocate_section): Add code to map a discarded section to the
6987 corresponding kept section when applying a relocation.
6989 2008-04-30 Craig Silverstein <csilvers@google.com>
6991 * dwarf_reader.cc (next_generation_count): New static var.
6992 (Addr2line_cache_entry): New struct.
6993 (addr2line_cache): New static var.
6994 (Dwarf_line_info::one_addr2line): Added caching.
6995 (Dwarf_line_info::clear_addr2line_cache): New function.
6996 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6997 cache-size parameter.
6998 (Dwarf_line_info::one_addr2line_cache): New function.
6999 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7000 new cache-size argument to one_addr2line(), and clear cache.
7002 2008-04-28 Cary Coutant <ccoutant@google.com>
7004 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7005 R_386_PC8 relocations.
7007 2008-04-23 Ian Lance Taylor <iant@google.com>
7009 * object.cc (Sized_relobj::include_section_group): Check for
7010 invalid section group.
7012 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7015 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7016 than read for file header.
7017 * archive.cc (Archive::include_member): Likewise.
7019 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7021 * aclocal.m4: Regenerate.
7022 * configure: Regenerate.
7024 2008-04-19 Ian Lance Taylor <iant@google.com>
7026 * version.cc (version_string): Bump to 1.6.
7028 * testsuite/Makefile.am (many_sections_r_test): New target.
7029 (many_sections_r_test_SOURCES): Remove.
7030 (many_sections_r_test_DEPENDENCIES): Remove.
7031 (many_sections_r_test_LDFLAGS): Remove.
7032 (many_sections_r_test_LDADD): Remove.
7034 * object.cc (Sized_relobj::do_add_symbols): Always pass
7035 local_symbol_count_ to add_from_relobj.
7037 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7038 every thousand variables.
7039 * testsuite/Makefile.in: Rebuild.
7041 * object.cc (Xindex::initialize_symtab_xindex): New function.
7042 (Xindex::read_symtab_xindex): New function.
7043 (Xindex::sym_xindex_to_shndx): New function.
7044 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7046 (Sized_relobj::do_initialize_xindex): New function.
7047 (Sized_relobj::do_read_symbols): Adjust section links.
7048 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7049 parameter. Change all callers.
7050 (Sized_relobj::include_section_group): Adjust section links and
7051 symbol section indexes.
7052 (Sized_relobj::do_layout): Adjust section links.
7053 (Sized_relobj::do_count_local_symbols): Adjust section links and
7054 symbol section indexes.
7055 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7056 ordinary and special symbols.
7057 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7058 dynsym_xindex parameters. Change all callers. Adjust section
7059 links. Use SHN_XINDEX when needed.
7060 (Sized_relobj::get_symbol_location_info): Adjust section links.
7061 Don't get fooled by special symbols.
7062 * object.h (class Xindex): Define.
7063 (class Object): Add xindex_ parameter. Declare virtual functoin
7064 do_initialize_xindex.
7065 (Object::adjust_sym_shndx): New function.
7066 (Object::set_xindex): New protected function.
7067 (class Symbol_value): Add is_ordinary_shndx_ field.
7068 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7069 (Symbol_value::value): Assert ordinary section.
7070 (Symbol_value::initialize_input_to_output_map): Likewise.
7071 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7073 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7075 (class Sized_relobj): Update declarations.
7076 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7077 parameter. Change all callers.
7078 (Sized_relobj::adjust_shndx): New function.
7079 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7081 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7082 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7083 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7084 (Sized_dynobj::read_dynsym_section): Adjust section links.
7085 (Sized_dynobj::read_dynamic): Likewise.
7086 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7088 (Sized_dynobj::do_initialize_xindex): New function.
7089 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7090 do_initialize_xindex.
7091 (Sized_dynobj::adjust_shndx): New function.
7092 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7093 dynsym_xindex_ fields.
7094 (Layout::finalize): Add a call to set_section_indexes before
7095 creating the symtab sections.
7096 (Layout::set_section_indexes): Don't do anything if the section
7097 already has a section index.
7098 (Layout::create_symtab_sections): Add shnum parameter. Change
7099 caller. Create .symtab_shndx section if needed.
7100 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7102 (Layout::allocated_output_section_count): New function.
7103 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7105 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7106 fields. Update declarations.
7107 (Layout::symtab_xindex): New function.
7108 (Layout::dynsym_xindex): New function.
7109 (class Write_symbols_task): Add layout_ field.
7110 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7112 * output.cc (Output_section_headers::Output_section_headers): Add
7113 shstrtab_section parameter. Change all callers.
7114 (Output_section_headers::do_sized_write): Store overflow values
7115 for section count and section string table section index in
7116 section header zero.
7117 (Output_file_header::do_sized_write): Check for overflow of
7118 section count and section string table section index.
7119 (Output_symtab_xindex::do_write): New function.
7120 (Output_symtab_xindex::endian_do_write): New function.
7121 * output.h (class Output_section_headers): Add shstrtab_section_.
7122 Update declarations.
7123 (class Output_symtab_xindex): Define.
7124 (Output_section::has_out_shndx): New function.
7125 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7127 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7129 (Sized_symbol::init): Likewise.
7130 (Symbol::output_section): Check for ordinary symbol.
7131 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7132 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7134 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7135 Change all callers. Simplify handling of symbols from sections
7136 not included in the link.
7137 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7139 (Weak_alias_sorter::operator()): Assert that symbols are
7141 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7143 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7144 parameters. Change all callers.
7145 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7146 symbol distinction. Use SHN_XINDEX when needed.
7147 (Symbol_table::write_section_symbol): Add symtab_xindex
7148 parameter. Change all callers.
7149 (Symbol_table::sized_write_section_symbol): Likewise. Use
7150 SHN_XINDEX when needed.
7151 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7153 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7154 (Symbol::is_defined): Check is_ordinary.
7155 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7156 (Symbol::is_absolute, Symbol::is_common): Likewise.
7157 (class Sized_symbol): Update declarations.
7158 (class Symbol_table): Update declarations.
7159 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7160 parameters. Change all callers.
7161 (Sized_symbol::override): Likewise.
7162 (Symbol_table::override): Likewise.
7163 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7164 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7165 is_ordinary, and orig_st_shndx parameters. Change all callers.
7166 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7167 to be in an ordinary section.
7168 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7169 object and is_ordinary parameters. Change all callers.
7170 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7171 Change all callers. Don't add undefined or non-ordinary symbols
7173 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7175 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7177 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7178 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7179 (Sized_relobj::relocate_sections): Likewise.
7180 * target-reloc.h (scan_relocs): Adjust section symbol index.
7181 (scan_relocatable_relocs): Likewise.
7182 * i386.cc (Scan::local): Check for ordinary symbols.
7183 * sparc.cc (Scan::local): Likewise.
7184 * x86_64.cc (Scan::local): Likewise.
7185 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7186 to symbol_section_and_value.
7187 * testsuite/many_sections_test.cc: New file.
7188 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7189 (check_PROGRAMS): Add many_sections_test.
7190 (many_sections_test_SOURCES): Define.
7191 (many_sections_test_DEPENDENCIES): Define.
7192 (many_sections_test_LDFLAGS): Define.
7193 (BUILT_SOURCES): Add many_sections_define.h.
7194 (many_sections_define.h): New target.
7195 (BUILT_SOURCES): Add many_sections_check.h.
7196 (many_sections_check.h): New target.
7197 (check_PROGRAMS): Add many_sections_r_test.
7198 (many_sections_r_test_SOURCES): Define.
7199 (many_sections_r_test_DEPENDENCIES): Define.
7200 (many_sections_r_test_LDFLAGS): Define.
7201 (many_sections_r_test_LDADD): Define.
7202 (many_sections_r_test.o): New target.
7203 * testsuite/Makefile.in: Rebuild.
7205 2008-04-17 Cary Coutant <ccoutant@google.com>
7207 * errors.cc (Errors::info): New function.
7208 (gold_info): New function.
7209 * errors.h (Errors::info): New function.
7210 * gold.h (gold_info): New function.
7211 * object.cc (Input_objects::add_object): Print trace output.
7212 * options.cc (options::parse_set): New function.
7213 (General_options::parse_wrap): Deleted.
7214 (General_options::General_options): Deleted initializer.
7215 * options.h (options::String_set): New typedef.
7216 (options::parse_set): New function.
7217 (DEFINE_set): New macro.
7218 (General_options::wrap): Changed to use DEFINE_set. Changed
7219 callers of any_wrap_symbols and is_wrap_symbol.
7220 (General_options::trace, General_options::trace_symbol):
7222 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7223 (General_options::wrap_symbols_): Deleted.
7224 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7226 2008-04-17 David S. Miller <davem@davemloft.net>
7228 * options.cc (General_options::parse_V): New function.
7229 * options.h: Add entries for -V and -Qy.
7231 2008-04-17 Ian Lance Taylor <iant@google.com>
7233 * common.cc (Symbol_table::allocate_commons): Remove options
7234 parameter. Change caller.
7235 (Symbol_table::do_allocate_commons): Remove options parameter.
7236 Change caller. Just call do_allocate_commons_list twice.
7237 (Symbol_table::do_allocate_commons_list): New function, broken out
7238 of do_allocate_commons.
7239 * common.h (class Allocate_commons_task): Remove options_ field.
7241 * symtab.cc (Symbol_table::Symbol_table): Initialize
7243 (Symbol_table::add_from_object): Put TLS common symbols on
7245 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7246 which are IN_OUTPUT_DATA.
7247 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7248 allocate_commons and do_allocate_commons declarations. Declare
7249 do_allocate_commons_list.
7250 * gold.cc (queue_middle_tasks): Update creation of
7251 Allocate_commons_task to not pass options.
7252 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7253 (TLS_TEST_C_FLAGS): New variable.
7254 (tls_test_c_pic.o): New target.
7255 (tls_test_shared.so): Link in tls_test_c_pic.o.
7256 (tls_test_c_pic_ie.o): New target.
7257 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7258 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7259 (tls_test_c.o): New target.
7260 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7261 (tls_pic_test_LDADD): Likewise.
7262 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7263 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7264 (tls_test_c_gnu2.o): New target.
7265 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7267 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7268 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7269 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7270 * testsuite/tls_test.cc: Include "config.h".
7271 (t_last): Call t11_last.
7272 * testsuite/tls_test.h (t11, t11_last): Declare.
7273 * testsuite/tls_test_c.c: New file.
7274 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7275 * configure.ac: Check for OpenMP support.
7276 * configure, config.in, Makefile.in: Rebuild.
7277 * testsuite/Makefile.in: Rebuild.
7279 2008-04-16 Cary Coutant <ccoutant@google.com>
7281 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7282 (Target_i386::tls_base_symbol_defined_): New field.
7283 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7284 (Target_i386::Scan::global): Likewise.
7285 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7286 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7287 (Target_x86_64::tls_base_symbol_defined_): New field.
7288 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7289 (Target_x86_64::Scan::global): Likewise.
7291 2008-04-16 Cary Coutant <ccoutant@google.com>
7293 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7294 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7295 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7296 building shared libraries.
7297 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7298 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7299 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7300 * testsuite/Makefile.in: Rebuild.
7301 * testsuite/weak_undef.h: New file.
7302 * testsuite/weak_undef_file1.cc: Add extra test cases.
7303 * testsuite/weak_undef_file2.cc: Likewise.
7304 * testsuite/weak_undef_test.cc: Likewise.
7306 2008-04-16 David S. Miller <davem@davemloft.net>
7308 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7309 Add issued_non_pic_error_ field. Declare check_non_pic.
7310 (Target_sparc::Scan::check_non_pic): New function.
7311 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7312 (Target_sparc::Scan::global): Likewise.
7314 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7315 * configure: Rebuild.
7317 * options.h (DEFINE_enable): New macro.
7318 (new_dtags): New enable option.
7319 (initfirst, interpose, loadfltr, nodefaultlib,
7320 nodelete, nodlopen, nodump): New -z options.
7321 * layout.cc (Layout:finish_dynamic_section): If new
7322 dtags enabled, emit DT_RUNPATH. Also, emit a
7323 DT_FLAGS_1 containing any specified -z flags.
7325 2008-04-16 Ian Lance Taylor <iant@google.com>
7327 * copy-relocs.cc: New file.
7328 * copy-relocs.h: New file.
7329 * reloc.cc: Remove Copy_relocs code.
7330 * reloc.h: Likewise.
7331 * reloc-types.h (struct Reloc_types) [both versions]: Add
7332 get_reloc_addend_noerror.
7333 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7334 variants of add_global which take an addend which must be zero.
7335 * i386.cc: Include "copy-relocs.h".
7336 (class Target_i386): Change type of copy_relocs_ to variable,
7338 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7340 (Target_i386::do_finalize_sections): Change handling of
7342 * sparc.cc: Include "copy-relocs.h".
7343 (class Target_sparc): Change type of copy_relocs_ to variable,
7345 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7347 (Target_sparc::do_finalize_sections): Change handling of
7349 * x86_64.cc: Include "copy-relocs.h".
7350 (class Target_x86_64): Change type of copy_relocs_ to variable,
7352 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7353 class. Change all callers.
7354 (Target_x86_64::do_finalize_sections): Change handling of
7356 * Makefile.am (CCFILES): Add copy-relocs.cc.
7357 (HFILES): Add copy-relocs.h.
7359 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7361 * testsuite/script_test_4.sh: Permit leading zeroes.
7363 2008-04-15 Ian Lance Taylor <iant@google.com>
7365 * script-sections.cc (Script_sections::create_segments): Use
7366 header_size_adjustment even when there is enough room for the
7368 * testsuite/script_test_4.sh: New file.
7369 * testsuite/script_test_4.t: New file.
7370 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7371 (check_DATA): Add script_test_4.stdout.
7372 (MOSTLYCLEANFILES): Likewise.
7373 (script_test_4): New target.
7374 (script_test_4.stdout): New target.
7375 * testsuite/Makefile.in: Rebuild.
7377 * sparc.cc: Add definitions for Output_data_plt_sparc class
7380 2008-04-14 David S. Miller <davem@davemloft.net>
7382 * sparc.cc: New file.
7383 * Makefile.am (TARGETSOURCES): Add sparc.cc
7384 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7385 * configure.tgt: Document targ_extra_size and
7386 targ_extra_big_endian. Add entries for sparc-* and
7388 * configure.ac: Handle targ_extra_size and
7389 targ_extra_big_endian.
7390 * Makefile.in: Rebuild.
7391 * configure: Likewise.
7392 * po/POTFILES.in: Likewise.
7393 * po/gold.pot: Likewise.
7395 2008-04-14 Ian Lance Taylor <iant@google.com>
7397 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7398 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7399 in the name/type/flags to section mapping. Don't call
7400 allocate_output_section.
7401 (Layout::choose_output_section): Change parameter from adjust_name
7402 to is_input_section. Don't permit input sections after sections
7403 are attached to segments. Don't call allocate_output_section.
7404 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7405 not write_enable_output_section.
7406 (Layout::make_output_section): Don't push to
7407 unattached_section_list_ nor call attach_to_segment. Call
7408 attach_section_to_segment if sections are attached.
7409 (Layout::attach_sections_to_segments): New function.
7410 (Layout::attach_section_to_segment): New function.
7411 (Layout::attach_allocated_section_to_segment): Rename from
7412 attach_to_segment. Remove flags parameter.
7413 (Layout::allocate_output_section): Remove function.
7414 (Layout::write_enable_output_section): Remove function.
7415 * layout.h (class Layout): Update for above changes. Add new
7416 field sections_are_attached_.
7417 * output.h (Output_section::update_flags_for_input_section): New
7419 * output.cc (Output_section::add_input_section): Call
7420 update_flags_for_input_section.
7421 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7423 2008-04-11 Cary Coutant <ccoutant@google.com>
7425 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7426 thought unnecessary.
7427 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7429 2008-04-11 Ian Lance Taylor <iant@google.com>
7431 * output.h (class Output_section_data): Remove inline definition
7433 * output.cc (Output_section_data::set_addralign): New function.
7435 2008-04-11 Cary Coutant <ccoutant@google.com>
7437 Add support for TLS descriptors for i386 and x86_64.
7438 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7439 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7440 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7442 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7443 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7444 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7446 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7447 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7448 Fix problem with initial-exec relocations.
7449 (Target_i386::Relocate::relocate_tls): Likewise.
7450 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7452 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7453 support for section-plus-offset dynamic table entries.
7454 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7455 (Output_data_dynamic::Dynamic_entry): Add support for
7456 section-plus-offset dynamic table entries.
7457 (Output_data_dynamic::Classification): Likewise.
7458 (Output_data_dynamic::classification_): Renamed offset_.
7459 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7460 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7461 (Target_x86_64::make_plt_section): New function.
7462 (Target_x86_64::reserve_tlsdesc_entries): New function.
7463 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7464 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7465 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7466 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7467 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7468 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7469 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7470 add extra PLT entry for TLS descriptors.
7471 (Output_data_plt_x86_64::got_): New field.
7472 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7473 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7475 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7477 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7478 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7479 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7480 R_386_TLS_DESC_CALL relocations.
7481 (Target_x86_64::Scan::global): Likewise.
7482 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7483 for TLS descriptors.
7484 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7485 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7486 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7487 GD-to-IE relaxation.
7488 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7489 and TLS_DESCRIPTORS.
7490 * Makefile.in: Rebuild.
7491 * configure: Rebuild.
7492 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7493 (tls_test_shared2.so): New target.
7494 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7495 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7496 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7497 (tls_shared_gd_to_ie_test_LDADD): New variable.
7498 (tls_shared_gnu2_gd_to_ie_test): New target.
7499 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7501 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7502 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7503 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7504 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7505 (tls_shared_gnu2_test): New target.
7506 (tls_test_gnu2_shared.so): New target.
7507 (tls_shared_gnu2_test_SOURCES): New variable.
7508 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7509 (tls_shared_gnu2_test_LDFLAGS): New variable.
7510 (tls_shared_gnu2_test_LDADD): New variable.
7511 * testsuite/Makefile.in: Rebuild.
7512 * testsuite/Makefile.
7514 2008-04-11 Ian Lance Taylor <iant@google.com>
7516 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7518 * testsuite/Makefile.in: Rebuild.
7520 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7522 * testsuite/script_test_2.cc (main): Adjust test.
7524 2008-04-11 David S. Miller <davem@davemloft.net>
7525 Ian Lance Taylor <iant@google.com>
7527 * options.h (General_options): Add entries for '-Y' and
7529 * options.cc (General_options:finalize): If -Y was used, add those
7530 entries to the library path instead of the default "/lib" and
7533 2008-04-11 David S. Miller <davem@davemloft.net>
7535 * testsuite/justsyms.t: Start at 0x100.
7536 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7537 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7539 * testsuite/script_test_2.cc: Adjust string and section length
7542 2008-04-09 Ian Lance Taylor <iant@google.com>
7545 * script-sections.cc (Sections_element::allocate_to_segment): Add
7547 (Output_section_definition::allocate_to_segment): Likewise.
7548 (Orphan_output_section::allocate_to_segment): Likewise.
7549 (Script_sections::attach_sections_using_phdrs_clause): Don't
7550 propagate non-PT_LOAD segments to orphan sections.
7551 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7552 readelf rather than objdump.
7553 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7554 .interp section and PT_INTERP segment are the same size.
7555 * testsuite/Makefile.in: Rebuild.
7557 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7558 aliases for symbols defined in the same object.
7559 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7560 (weak_alias_test_SOURCES): New variable.
7561 (weak_alias_test_DEPENDENCIES): New variable.
7562 (weak_alias_test_LDFLAGS): New variable.
7563 (weak_alias_test_LDADD): New variable.
7564 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7565 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7566 (weak_alias_test_3.o): New target.
7567 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7568 * testsuite/weak_alias_test_main.cc: New file.
7569 * testsuite/weak_alias_test_1.cc: New file.
7570 * testsuite/weak_alias_test_2.cc: New file.
7571 * testsuite/weak_alias_test_3.cc: New file.
7573 2008-04-08 Ian Lance Taylor <iant@google.com>
7575 * options.h (class General_options): Add --noinhibit-exec option.
7576 * main.cc (main): Check --noinhibit-exec.
7578 * options.h (class General_options): Define --wrap as a special
7579 option. Add wrap_symbols_ field.
7580 (General_options::any_wrap_symbols): New function.
7581 (General_options::is_wrap_symbol): New function.
7582 * options.cc (General_options::parse_wrap): New function.
7583 (General_options::General_options): Initialize wrap_symbols_.
7584 * symtab.cc (Symbol_table::wrap_symbol): New function.
7585 (Symbol_table::add_from_object): Handle --wrap.
7586 * symtab.h (class Symbol_table): Declare wrap_symbol.
7587 * target.h (Target::wrap_char): New function.
7588 (Target::Target_info): Add wrap_char field.
7589 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7590 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7591 * testsuite/testfile.cc (Target_test::test_target_info):
7594 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7597 * layout.h (class Layout): Add added_eh_frame_data_ field.
7598 * layout.cc (Layout::Layout): Initialize new field.
7599 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7600 output section until we find a section we merged successfully.
7601 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7602 that the size be non-zero.
7604 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7607 2008-04-08 Craig Silverstein <csilvers@google.com>
7609 * configure.ac: Export new conditional variable HAVE_ZLIB.
7610 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7612 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7613 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7615 2008-04-07 Ian Lance Taylor <iant@google.com>
7617 * version.cc (version_string): Set to "1.5".
7619 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7620 Add issued_non_pic_error_ field. Declare check_non_pic.
7621 (Target_x86_64::Scan::check_non_pic): New function.
7622 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7623 (Target_x86_64::Scan::global): Likewise.
7625 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7626 addend parameter. Change caller. Handle merge sections.
7627 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7628 Address to Addend. Don't add in the result of
7629 local_section_offset, pass down the addend and use the returned
7631 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7632 Update declarations of local_section_offset and symbol_value.
7633 * testsuite/two_file_test_1.cc (t18): New function.
7634 * testsuite/two_file_test_2.cc (f18): New function.
7635 * testsuite/two_file_test_main.cc (main): Call t18.
7636 * testsuite/two_file_test.h (t18, f18): Declare.
7638 * configure.ac: Don't test for objdump, c++filt, or readelf.
7639 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7641 (TEST_READELF): New variable.
7642 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7643 (check_PROGRAMS): Add two_file_strip_test.
7644 (two_file_strip_test): New target.
7645 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7646 (two_file_same_shared_strip_test_SOURCES): New variable.
7647 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7648 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7649 (two_file_same_shared_strip_test_LDADD): New variable.
7650 (two_file_shared_strip.so): New target.
7651 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7652 (ver_test_5.syms, ver_test_7.syms): Likewise.
7653 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7654 (strip_test_3.stdout): Use TEST_OBJDUMP.
7655 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7657 2008-04-04 Cary Coutant <ccoutant@google.com>
7659 * symtab.h (Symbol::is_weak_undefined): New function.
7660 (Symbol::is_strong_undefined): New function.
7661 (Symbol::is_absolute): New function.
7662 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7663 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7665 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7666 (weak_undef_test): New target.
7667 * testsuite/Makefile.in: Rebuild.
7668 * testsuite/weak_undef_file1.cc: New file.
7669 * testsuite/weak_undef_file2.cc: New file.
7670 * testsuite/weak_undef_test.cc: New file.
7672 2008-04-03 Craig Silverstein <csilvers@google.com>
7674 * compressed_output.h (class Output_compressed_section): Use
7676 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7678 (zlib_compressed_suffix): Removed.
7679 (Output_compressed_section::set_final_data_size): Use unsigned
7681 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7682 Fix linker invocation.
7683 (flagstest_o_specialfile_and_compress_debug_sections):
7685 * testsuite/Makefile.in: Regenerated.
7687 2008-04-02 David S. Miller <davem@davemloft.net>
7689 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7690 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7692 2008-04-02 Craig Silverstein <csilvers@google.com>
7696 2008-04-02 Ian Lance Taylor <iant@google.com>
7698 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7699 parameters. Update for new key type to views_. Change all
7701 (File_read::read): Adjust for byteshift in returned view.
7702 (File_read::add_view): New function, broken out of
7704 (File_read::make_view): New function, broken out of
7706 (File_read::find_or_make_view): Add offset and aligned
7707 parameters. Rewrite accordingly. Change all callers.
7708 (File_read::get_view): Add offset and aligned parameters. Adjust
7709 for byteshift in return value.
7710 (File_read::get_lasting_view): Likewise.
7711 * fileread.h (class File_read): Update declarations.
7712 (class File_read::View): Add byteshift_ field. Add byteshift to
7713 constructor. Add byteshift method.
7714 * archive.h (Archive::clear_uncached_views): New function.
7715 (Archive::get_view): Add aligned parameter. Change all callers.
7716 * object.h (Object::get_view): Add aligned parameter. Change all
7718 (Object::get_lasting_view): Likewise.
7720 * fileread.cc (File_read::release): Don't call clear_views if
7721 there are multiple objects.
7722 * fileread.h (File_read::clear_uncached_views): New function.
7723 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7726 2008-03-31 Cary Coutant <ccoutant@google.com>
7728 Add thin archive support.
7729 * archive.cc (Archive::armagt): New const.
7730 (Archive::setup): Remove task parameter and calls to unlock.
7731 (Archive::unlock_nested_archives): New function.
7732 (Archive::read_header): Add nested_off parameter. Change
7734 (Archive::interpret_header): Likewise.
7735 (Archive::include_all_members): Change to handle thin
7737 (Archive::include_member): Likewise.
7738 * archive.h (Archive::Archive): Add new parameters and
7740 (Archive::armagt): New const.
7741 (Archive::setup): Remove task parameter.
7742 (Archive::unlock_nested_archives): New function.
7743 (Archive::read_header): Add nested_off parameter.
7744 (Archive::interpret_header): Likewise.
7745 (Archive::Nested_archive_table): New typedef.
7746 (Archive::is_thin_archive_): New field.
7747 (Archive::nested_archives_): New field.
7748 (Archive::options_): New field.
7749 (Archive::dirpath_): New field.
7750 (Archive::task_): New field.
7751 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7752 for thin archives. Pass additional parameters to
7753 Archive::Archive. Unlock the archive file after calling
7756 2008-03-29 Ian Lance Taylor <iant@google.com>
7758 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7759 version symbol to be local.
7760 * testsuite/ver_test_4.sh: New file.
7761 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7762 (check_DATA): Add ver_test_4.syms.
7763 (ver_test_4.syms): New target.
7764 * testsuite/Makefile.in: Rebuild.
7767 (Output_section::Input_section_sort_entry::has_priority): New
7769 (Output_section::Input_section_sort_entry::match_file_name): New
7771 (Output_section::Input_section_sort_entry::match_section_name):
7773 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7775 (Output_section::Input_section_sort_entry::match_section_file):
7777 (Output_section::Input_section_sort_compare::operator()): Rewrite
7778 using new Input_section_sort_entry functions. Sort crtbegin and
7779 crtend first. Sort sections with no priority before sections with
7781 * testsuite/initpri1.c (d3): Check j != 4.
7782 (cd5): New constructor/destructor function.
7783 (main): Check j != 2.
7785 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7786 new symbol when resolving, don't call set_is_default.
7787 * testsuite/ver_test_7.cc: New file.
7788 * testsuite/ver_test_7.sh: New file.
7789 * testsuite/Makefile.am (ver_test_7.so): New target.
7790 (ver_test_7.o): New target.
7791 (check_SCRIPTS): Add ver_test_7.sh.
7792 (check_DATA): Add ver_test_7.syms.
7793 (ver_test_7.syms): New target.
7795 2008-03-28 Ian Lance Taylor <iant@google.com>
7797 * layout.cc (Layout::layout): If we see an input section with a
7798 name that needs sorting, set the must_sort flag for the output
7800 (Layout::make_output_section): If the name of the output section
7801 indicates that it might require sorting, set the may_sort flag.
7802 * output.h (Output_section::may_sort_attached_input_sections): New
7804 (Output_section::set_may_sort_attached_input_sections): New
7806 (Output_section::must_sort_attached_input_sections): New
7808 (Output_section::set_must_sort_attached_input_sections): New
7810 (class Output_section): Declare Input_section_sort_entry. Define
7811 Input_section_sort_compare. Declare
7812 sort_attached_input_sections. Add new fields:
7813 may_sort_attached_input_sections_,
7814 must_sort_attached_input_sections_,
7815 attached_input_sections_are_sorted_.
7816 * output.cc (Output_section::Output_section): Initialize new
7818 (Output_section::add_input_section): Add an entry to
7819 input_sections_ if may_sort or must_sort are true.
7820 (Output_section::set_final_data_size): Call
7821 sort_attached_input_sections if necessary.
7822 (Output_section::Input_section_sort_entry): Define new class.
7823 (Output_section::Input_section_sort_compare::operator()): New
7825 (Output_section::sort_attached_input_sections): New function.
7826 * configure.ac: Check whether the compiler supports constructor
7827 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7828 * testsuite/initpri1.c: New file.
7829 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7830 CONSTRUCTOR_PRIORITY.
7831 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7832 (initpri1_LDFLAGS): New variable.
7833 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7835 2008-03-27 Ian Lance Taylor <iant@google.com>
7837 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7838 * testsuite/common_test_1.c: New file.
7839 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7840 (common_test_1_SOURCES): New variable.
7841 (common_test_1_DEPENDENCIES): New variable.
7842 (common_test_1_LDFLAGS): New variable.
7844 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7845 and commons_ correctly when NAME/VERSION does not override
7847 * testsuite/ver_test_6.c: New file.
7848 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7849 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7850 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7852 2008-03-26 Ian Lance Taylor <iant@google.com>
7854 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7855 of an undefined symbol from a version script.
7856 * testsuite/Makefile.am (ver_test_5.so): New target.
7857 (ver_test_5.o): New target.
7858 (check_SCRIPTS): Add ver_test_5.sh.
7859 (check_DATA): Add ver_test_5.syms.
7860 (ver_test_5.syms): New target.
7861 * testsuite/ver_test_5.cc: New file.
7862 * testsuite/ver_test_5.script: New file.
7863 * testsuite/ver_test_5.sh: New file.
7864 * Makefile.in, testsuite/Makefile.in: Rebuild.
7867 Fix problems building gold with gcc 4.3.0.
7868 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7869 (gold_error_at_location, gold_warning_at_location): Use it.
7870 * configure.ac: Check whether we can compile and use a template
7871 function with a printf attribute.
7872 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7873 when jumping over bytes.
7874 * object.cc: Instantiate Object::read_section_data.
7875 * debug.h: Include <cstring>
7876 * dwarf_reader.cc: Include <algorithm>
7877 * main.cc: Include <cstring>.
7878 * options.cc: Include <cstring>.
7879 * output.cc: Include <cstring>.
7880 * script.cc: Include <cstring>.
7881 * script.h: Include <string>.
7882 * symtab.cc: Include <cstring> and <algorithm>.
7883 * target-select.cc: Include <cstring>.
7884 * version.cc: Include <string>.
7885 * testsuite/testmain.cc: Include <cstdlib>.
7886 * configure, config.in: Rebuild.
7888 2008-03-25 Ian Lance Taylor <iant@google.com>
7890 * options.cc: Include "../bfd/bfdver.h".
7891 (options::help): Print bug reporting address.
7893 * version.cc (print_version): Adjust output for current value of
7898 * options.cc (options::help): Print list of supported targets.
7899 * target-select.h: Include <vector>.
7900 (class Target_selector): Make machine_, size_, and is_big_endian_
7901 fields const. Add bfd_name_ and instantiated_target_ fields.
7902 (Target_selector::Target_selector): Add bfd_name parameter.
7903 (Target_selector::recognize): Make non-virtual, call
7905 (Target_selector::recognize_by_name): Make non-virtual, call
7906 do_recognize_by_name.
7907 (Target_selector::supported_names): New function.
7908 (Target_selector::bfd_name): New function.
7909 (Target_selector::do_instantiate_target): New pure virtual
7911 (Target_selector::do_recognize): New virtual function.
7912 (Target_selector::do_recognize_by_name): New virtual function.
7913 (Target_selector::instantiate_target): New private function.
7914 (supported_target_names): Declare.
7915 * target-select.cc (Target_selector::Target_selector): Update for
7916 new parameter and fields.
7917 (select_target_by_name): Check that the name matches before
7918 calling recognize_by_name.
7919 (supported_target_names): New function.
7920 * i386.cc (class Target_selector_i386): Update Target_selector
7921 constructor call. Remove recognize and recognize_by_name. Add
7922 do_instantiate_target.
7923 * x86_64.cc (class Target_selector_x86_64): Likewise.
7924 * testsuite/testfile.cc (class Target_selector_test): Update for
7925 changes to Target_selector.
7927 * README: Rewrite, with some notes on unsupported features.
7929 2008-03-24 Cary Coutant <ccoutant@google.com>
7931 * i386.cc (Target_i386::Got_type): New enum declaration.
7932 (Target_i386::Scan::local): Updated callers of Output_data_got
7934 (Target_i386::Scan::global): Likewise.
7935 (Target_i386::Relocate::relocate): Likewise.
7936 (Target_i386::Relocate::relocate_tls): Likewise.
7937 * object.h (Got_offset_list): New class.
7938 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7939 (Sized_relobj::local_got_offset): Likewise.
7940 (Sized_relobj::set_local_got_offset): Likewise.
7941 (Sized_relobj::local_has_tls_got_offset): Removed.
7942 (Sized_relobj::local_tls_got_offset): Removed.
7943 (Sized_relobj::set_local_tls_got_offset): Removed.
7944 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7945 * output.cc (Output_data_got::add_global): Added got_type parameter.
7946 (Output_data_got::add_global_with_rel): Likewise.
7947 (Output_data_got::add_global_with_rela): Likewise.
7948 (Output_data_got::add_global_pair_with_rel): New function.
7949 (Output_data_got::add_global_pair_with_rela): New function.
7950 (Output_data_got::add_local): Added got_type parameter.
7951 (Output_data_got::add_local_with_rel): Likewise.
7952 (Output_data_got::add_local_with_rela): Likewise.
7953 (Output_data_got::add_local_pair_with_rel): New function.
7954 (Output_data_got::add_local_pair_with_rela): New function.
7955 (Output_data_got::add_global_tls): Removed.
7956 (Output_data_got::add_global_tls_with_rel): Removed.
7957 (Output_data_got::add_global_tls_with_rela): Removed.
7958 (Output_data_got::add_local_tls): Removed.
7959 (Output_data_got::add_local_tls_with_rel): Removed.
7960 (Output_data_got::add_local_tls_with_rela): Removed.
7961 * output.h (Output_data_got::add_global): Added got_type parameter.
7962 (Output_data_got::add_global_with_rel): Likewise.
7963 (Output_data_got::add_global_with_rela): Likewise.
7964 (Output_data_got::add_global_pair_with_rel): New function.
7965 (Output_data_got::add_global_pair_with_rela): New function.
7966 (Output_data_got::add_local): Added got_type parameter.
7967 (Output_data_got::add_local_with_rel): Likewise.
7968 (Output_data_got::add_local_with_rela): Likewise.
7969 (Output_data_got::add_local_pair_with_rel): New function.
7970 (Output_data_got::add_local_pair_with_rela): New function.
7971 (Output_data_got::add_global_tls): Removed.
7972 (Output_data_got::add_global_tls_with_rel): Removed.
7973 (Output_data_got::add_global_tls_with_rela): Removed.
7974 (Output_data_got::add_local_tls): Removed.
7975 (Output_data_got::add_local_tls_with_rel): Removed.
7976 (Output_data_got::add_local_tls_with_rela): Removed.
7977 * resolve.cc (Symbol::override_base_with_special): Removed
7978 reference to has_got_offset_ field.
7979 * symtab.cc (Symbol::init_fields): Replaced initialization
7980 of got_offset_ with got_offsets_. Removed initialization
7982 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7983 (Symbol::got_offset): Likewise.
7984 (Symbol::set_got_offset): Likewise.
7985 (Symbol::has_tls_got_offset): Removed.
7986 (Symbol::tls_got_offset): Removed.
7987 (Symbol::set_tls_got_offset): Removed.
7988 (Symbol::got_offset_): Removed.
7989 (Symbol::tls_mod_got_offset_): Removed.
7990 (Symbol::tls_pair_got_offset_): Removed.
7991 (Symbol::got_offsets_): New field.
7992 (Symbol::has_got_offset): Removed.
7993 (Symbol::has_tls_mod_got_offset): Removed.
7994 (Symbol::has_tls_pair_got_offset): Removed.
7995 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7996 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7998 (Target_x86_64::Scan::global): Likewise.
7999 (Target_x86_64::Relocate::relocate): Likewise.
8000 (Target_x86_64::Relocate::relocate_tls): Likewise.
8002 2008-03-25 Ben Elliston <bje@au.ibm.com>
8004 * yyscript.y: Fix spelling error in comment.
8006 2008-03-24 Ian Lance Taylor <iant@google.com>
8008 * options.h (class General_options): Define build_id option.
8009 * layout.h (class Layout): Declare write_build_id, create_note,
8010 create_build_id. Add build_id_note_ member.
8011 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8012 "libiberty.h", "md5.h", "sha1.h".
8013 (Layout::Layout): Initialize eh_frame_data_,
8014 eh_frame_hdr_section_, and build_id_note_.
8015 (Layout::finalize): Call create_build_id.
8016 (Layout::create_note): New function, broken out of
8017 Layout::create_gold_note.
8018 (Layout::create_gold_note): Call create_note.
8019 (Layout::create_build_id): New function.
8020 (Layout::write_build_id): New function.
8021 (Close_task_runner::run): Call write_build_id.
8023 * x86_64.cc: Correct license to GPLv3.
8025 2008-03-23 Ian Lance Taylor <iant@google.com>
8027 * options.cc: Include "demangle.h".
8028 (parse_optional_string): New function.
8029 (parse_long_option): Handle takes_optional_argument.
8030 (parse_short_option): Update dash_z initializer. Handle
8031 takes_optional_argument.
8032 (General_options::General_options): Initialize do_demangle_.
8033 (General_options::finalize): Set do_demangle_. Handle demangling
8035 * options.h (parse_optional_string): Declare.
8036 (struct One_option): Add optional_arg field. Update constructor.
8037 Update call constructor calls. Add takes_optional_argument
8039 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8040 (DEFINE_optional_string): Define.
8041 (General_options::demangle): Change from DEFINE_bool to
8042 DEFINE_optional_string.
8043 (General_options::no_demangle): New function.
8044 (General_options::do_demangle): New function.
8045 (General_options::set_do_demangle): New function.
8046 (General_options::execstack_status_): Move definition to end of
8048 (General_options::static_): Likewise.
8049 (General_options::do_demangle_): New field.
8050 * object.cc (big_endian>::get_symbol_location_info): Call
8051 Options::do_demangle, not Options::demangle.
8052 * symtab.cc (demangle): Likewise.
8054 2008-03-22 Ian Lance Taylor <iant@google.com>
8056 * gold.h: Include <cstddef> and <sys/types.h>
8057 * options.h: Include <cstring>.
8059 2008-03-21 Ian Lance Taylor <iant@google.com>
8061 * Added source code to GNU binutils.