1 2010-07-13 Ian Lance Taylor <iant@google.com>
3 * compressed_output.cc (zlib_decompress): Fix signature in
6 * archive.cc (Archive::include_member): Unlock an external member
7 of a thin archive. Don't bother to delete an object we know is
10 2010-07-12 Cary Coutant <ccoutant@google.com>
12 * compressed_output.cc (zlib_decompress): New function.
13 (get_uncompressed_size): New function.
14 (decompress_input_section): New function.
15 * compressed_output.h (get_uncompressed_size): New function.
16 (decompress_input_section): New function.
17 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
18 Handle compressed debug sections.
19 * layout.cc (is_compressed_debug_section): New function.
20 (Layout::output_section_name): Map compressed section names to
22 * layout.h (is_compressed_debug_section): New function.
23 (is_debug_info_section): Recognize compressed debug sections.
24 * merge.cc: Include compressed_output.h.
25 (Output_merge_data::do_add_input_section): Handle compressed
27 (Output_merge_string::do_add_input_section): Handle compressed
29 * object.cc: Include compressed_output.h.
30 (Sized_relobj::Sized_relobj): Initialize new data members.
31 (build_compressed_section_map): New function.
32 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
33 * object.h (Object::section_is_compressed): New method.
34 (Object::do_section_is_compressed): New method.
35 (Sized_relobj::Compressed_section_map): New type.
36 (Sized_relobj::do_section_is_compressed): New method.
37 (Sized_relobj::compressed_sections_): New data member.
38 * output.cc (Output_section::add_input_section): Handle compressed
40 * reloc.cc: Include compressed_output.h.
41 (Sized_relobj::write_sections): Handle compressed debug sections.
43 2010-07-08 Cary Coutant <ccoutant@google.com>
45 * resolve.cc (Symbol_table::resolve): Remember whether undef was
46 weak when resolving to a dynamic def.
47 (Symbol_table::should_override): Add adjust_dyndef flag; set it
48 for weak undef/dynamic def cases. Adjust callers.
49 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
51 (Symbol_table::sized_write_globals): Adjust symbol binding.
52 (Symbol_table::sized_write_symbol): Add binding parameter.
53 * symtab.h (Symbol::set_undef_binding): New method.
54 (Symbol::is_undef_binding_weak): New method.
55 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
56 (Symbol_table::should_override): Add new parameter.
57 (Symbol_table::sized_write_symbol): Add new parameter.
59 * testsuite/weak_undef_file1.cc: Add new test case.
60 * testsuite/weak_undef_file2.cc: Fix header comment.
61 * testsuite/weak_undef_test.cc: Add new test case.
63 2010-06-29 Doug Kwan <dougkwan@google.com>
65 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
66 Initialize USE_SYMBOL_.
67 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
69 (Arm_reloc_property::uses_symbol_): New data member declaration.
70 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
71 uses symbol value and symbol is undefined but not weakly undefined.
73 2010-06-28 Rafael Espindola <espindola@google.com>
75 * plugin.cc (Plugin::load): Use dlerror.
77 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
79 * symtab.cc (detect_odr_violations): When reporting an ODR
80 violation, report an object where the symbol is defined.
82 2010-06-25 Doug Kwan <dougkwan@google.com>
84 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
85 (Target_arm::section_may_have_icf_unsafe_pointers): New method
87 (Target_arm::Scan::local_reloc_may_be_function_pointer,
88 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
89 target hook to detect function points.
90 (Target_arm::Scan::possible_function_pointer_reloc): New method.
91 * icf.h (Icf::check_section_for_function_pointers): Change type of
92 parameter SECTION_NAME to const reference to std::string. Use
93 target hook to determine if section may have unsafe pointers.
94 * target.h (Target::section_may_have_icf_unsafe_pointers): New
97 2010-06-21 Rafael Espindola <espindola@google.com>
99 * fileread.cc (Input_file::find_fie): New
100 (Input_file::open): Use Input_file::find_fie.
101 * fileread.h (Input_file::find_fie): New
102 * plugin.cc (set_extra_library_path): New.
103 (Plugin::load): Add set_extra_library_path to the transfer vector.
104 (Plugin_manager::set_extra_library_path): New.
105 (Plugin_manager::add_input_file): Use the extra search path if set.
106 (set_extra_library_path(): New.
107 * plugin.h (Plugin_manager): Add set_extra_library_path and
110 2010-06-19 Cary Coutant <ccoutant@google.com>
112 * layout.cc (gdb_sections): Add .debug_types.
113 (lines_only_debug_sections): Likewise.
115 2010-06-18 Rafael Espindola <espindola@google.com>
117 * plugin.cc (add_input_file,add_input_library)
118 (Plugin_manager::add_input_file): Make filename arguments const.
119 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
122 2010-06-16 Doug Kwan <dougkwan@google.com>
124 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
125 .ARM.attributes section if we have not merged any input
128 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
130 * arm.cc: Allow combining objects with no EABI version
133 2010-06-15 Rafael Espindola <espindola@google.com>
135 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
137 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
139 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
140 (struct iovec): Correct !HAVE_READV definition.
142 2010-06-10 Cary Coutant <ccoutant@google.com>
144 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
145 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
147 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
150 * symtab.h (Symbol::is_placeholder): New member function.
151 * target-reloc.h (relocate_section): Check for placeholder symbols.
153 * testsuite/Makefile.am (plugin_test_8): New test.
154 (plugin_test_9): New test.
155 * testsuite/Makefile.in: Regenerate.
157 2010-06-09 Nick Clifton <nickc@redhat.com>
159 * yyscript.y (input_list_element): Allow strings prefixed with
160 the '-' character. Treat these as libraries.
161 * script.cc (script_add_library): New function. Adds a library
162 specified by "-l<name>" found in an input script.
163 * script-c.h: Add prototype for script_add_library.
165 2010-06-07 Doug Kwan <dougkwan@google.com>
167 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
168 Restrict stub-group size to be within long conditional branch
169 range when working around cortex-A8 erratum.
171 2010-06-07 Damien Diederen <dd@crosstwine.com>
173 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
176 2010-06-03 Sriraman Tallam <tmsriram@google.com>
180 (Output_section::Input_section_sort_entry::compare_section_ordering):
181 Change to return non-zero correctly.
182 (Output_section::Input_section_sort_section_order_index_compare
183 ::operator()): Change to fix ambiguity in comparisons.
185 2010-06-01 Sriraman Tallam <tmsriram@google.com>
187 * gold.h (is_wildcard_string): New function.
188 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
189 (Layout::layout_eh_frame): Ditto.
190 (Layout::find_section_order_index): New method.
191 (Layout::read_layout_from_file): New method.
192 * layout.h (Layout::find_section_order_index): New method.
193 (Layout::read_layout_from_file): New method.
194 (Layout::input_section_position_): New private member.
195 (Layout::input_section_glob_): New private member.
196 * main.cc (main): Call read_layout_from_file here.
197 * options.h (--section-ordering-file): New option.
198 * output.cc (Output_section::input_section_order_specified_): New
200 (Output_section::Output_section): Initialize new member.
201 (Output_section::add_input_section): Add new parameter.
202 Keep input sections when --section-ordering-file is used.
203 (Output_section::set_final_data_size): Sort input sections when
204 section ordering file is specified.
205 (Output_section::Input_section_sort_entry): Add new parameter.
207 (Output_section::Input_section_sort_entry::compare_section_ordering):
209 (Output_section::Input_section_sort_compare::operator()): Change to
210 consider section_order_index.
211 (Output_section::Input_section_sort_init_fini_compare::operator()):
212 Change to consider section_order_index.
213 (Output_section::Input_section_sort_section_order_index_compare
214 ::operator()): New method.
215 (Output_section::sort_attached_input_sections): Change to sort
216 according to section order when specified.
217 (Output_section::add_input_section<32, true>): Add new parameter.
218 (Output_section::add_input_section<64, true>): Add new parameter.
219 (Output_section::add_input_section<32, false>): Add new parameter.
220 (Output_section::add_input_section<64, false>): Add new parameter.
221 * output.h (Output_section::add_input_section): Add new parameter.
222 (Output_section::input_section_order_specified): New
224 (Output_section::set_input_section_order_specified): New method.
225 (Input_section::Input_section): Initialize section_order_index_.
226 (Input_section::section_order_index): New method.
227 (Input_section::set_section_order_index): New method.
228 (Input_section::section_order_index_): New member.
229 (Input_section::Input_section_sort_section_order_index_compare): New
231 (Output_section::input_section_order_specified_): New member.
232 * script-sections.cc (is_wildcard_string): Delete and move modified
234 (Output_section_element_input::Output_section_element_input): Modify
235 call to is_wildcard_string.
236 (Output_section_element_input::Input_section_pattern
237 ::Input_section_pattern): Ditto.
238 (Output_section_element_input::Output_section_element_input): Ditto.
239 * testsuite/Makefile.am (final_layout): New test case.
240 * testsuite/Makefile.in: Regenerate.
241 * testsuite/final_layout.cc: New file.
242 * testsuite/final_layout.sh: New file.
244 2010-06-01 Rafael Espindola <espindola@google.com>
246 * plugin.cc (Plugin::load): Pass the output name to the plugin.
248 2010-06-01 Rafael Espindola <espindola@google.com>
250 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
251 visibility of symbols.
253 2010-05-27 Doug Kwan <dougkwan@google.com>
255 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
256 from start of output section instead of address for a local symbol
257 in a merged or relaxed section when doing a relocatable link.
259 2010-05-26 Rafael Espindola <espindola@google.com>
262 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
263 adding sections the garbage collector removed.
264 * gold/testsuite/Makefile.am: Add test.
265 * gold/testsuite/Makefile.in: Regenerate.
266 * gold/testsuite/plugin_test_7.sh: New.
267 * gold/testsuite/plugin_test_7_1.c: New.
268 * gold/testsuite/plugin_test_7_2.c: New.
270 2010-05-26 Rafael Espindola <espindola@google.com>
272 * script-sections.cc (Output_section_definition::set_section_addresses):
273 Check for --section-start.
275 2010-05-26 Doug Kwan <dougkwan@google.com>
277 * arm.cc (Arm_scan_relocatable_relocs): New class.
278 (Target_arm::relocate_special_relocatable): New method.
279 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
280 (Arm_relocate_functions::thumb_branch_common): Same.
281 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
282 instead of Default_scan_relocatable_relocs.
283 * target-reloc.h (relocate_for_relocatable): Let target handle
284 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
285 * target.h (Sized_target::relocate_special_relocatable): New method.
287 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
289 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
291 2010-05-23 Doug Kwan <dougkwan@google.com>
293 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
295 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
296 with a direct branch, not a conditional branch, to a stub.
297 * merge.cc (Output_merge_base::record_input_section): New method
299 (Output_merge_data::do_add_input_section): Record input section if
300 keeps-input-sections flag is set.
301 (Output_merge_string::do_add_input_section): Ditto.
302 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
303 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
305 (Output_merge_base::keeps_input_sections,
306 Output_merge_base::set_keeps_input_sections,
307 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
309 (Output_merge_base::Input_sections): New type declaration.
310 (Output_merge_base::input_sections_begin,
311 Output_merge_base::input_sections_end,
312 Output_merge_base::do_set_keeps_input_sections): New method definitions.
313 (Output_merge_base::bool keeps_input_sections_,
314 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
315 Output_merge_base::input_sections_): New data members.
316 (Output_merge_data::do_set_keeps_input_sections): New method
318 (Output_merge_string::do_set_keeps_input_sections): Ditto.
319 * output.cc (Output_section::Input_section::relobj): Move method
320 defintion from class declaration to here and handle merge sections.
321 (Output_section::Input_section::shndx): Ditto.
322 (Output_section::Output_section): Remove initializations of removed
323 data members and initialize new data member LOOKUP_MAPS_.
324 (Output_section::add_input_section): Set keeps-input-sections flag
325 for a newly created merge output section as appropriate. Adjust code
326 to use Output_section_lookup_maps class.
327 (Output_section::add_relaxed_input_section): Adjst code for lookup
328 maps code refactoring.
329 (Output_section::add_merge_input_section): Add a new parameter
330 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
331 class. If adding input section to a newly created merge output
332 section fails, remove the new merge section.
333 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
334 Adjust code for use of the Output_section_lookup_maps class.
335 (Output_section::find_merge_section): Ditto.
336 (Output_section::build_lookup_maps): New method defintion.
337 (Output_section::find_relaxed_input_section): Adjust code to use
338 Output_section_lookup_maps class.
339 (Output_section::get_input_sections): Export merge sections. Adjust
340 code to use Output_section_lookup_maps class.
341 (Output_section:::add_script_input_section): Adjust code to use
342 Output_section_lookup_maps class. Update lookup maps for merge
344 (Output_section::discard_states): Use Output_section_lookup_maps.
345 (Output_section::restore_states): Same.
346 * output.h (Merge_section_properties): Move class defintion out of
348 (Output_section_lookup_maps): New class.
349 (Output_section::Input_section::is_merge_section): New method
351 (Output_section::Input_section::relobj): Move defintion out of class
352 defintion. Declare method only.
353 (Output_section::Input_section::shndx): Ditto.
354 (Output_section::Input_section::output_merge_base): New method defintion.
355 (Output_section::Input_section::u2_.pomb): New union field.
356 (Output_section::Merge_section_by_properties_map,
357 Output_section::Output_section_data_by_input_section_map,
358 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
360 (Output_section::add_merge_input_section): Add new parameter
361 KEEPS_INPUT_SECTIONS.
362 (Output_section::build_lookup_maps): New method declaration.
363 (Output_section::merge_section_map_,
364 Output_section::merge_section_by_properties_map_,
365 Output_section::relaxed_input_section_map_,
366 Output_section::is_relaxed_input_section_map_valid_): Remove data
368 (Output_section::lookup_maps_): New data member.
370 2010-05-21 Doug Kwan <dougkwan@google.com>
373 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
374 avoid a compilation error.
376 2010-05-19 Rafael Espindola <espindola@google.com>
378 * script-sections.cc (Output_section_definition::allocate_to_segment):
379 Update the phdrs_list even when the output section is NULL.
380 * testsuite/Makefile.am: Add test.
381 * testsuite/Makefile.in: Regenerate.
382 * testsuite/script_test_9.cc: New.
383 * testsuite/script_test_9.sh: New.
384 * testsuite/script_test_9.t: New.
386 2010-05-19 Doug Kwan <dougkwan@google.com>
388 * arm.cc (Arm_input_section::original_size): New method.
389 (Arm_input_section::do_addralign): Add a cast.
390 (Arm_input_section::do_output_offset): Remove static cast.
391 (Arm_input_section::original_addralign,
392 Arm_input_section::original_size_): Change type to uint32_t.
393 (Arm_input_section::init): Add safe casts for section alignment
395 (Arm_input_section::set_final_data_size): Do not set address and
396 offset of stub table.
397 (Arm_output_section::fix_exidx_coverage): Change use of of
398 Output_section::Simple_input_section to that of
399 Output_section::Input_section.
400 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
401 except for the first pass.
402 * output.cc (Output_section::get_input_sections): Change type of
403 input_sections to std::list<Input_section>.
404 (Output_section::add_script_input_section): Rename from
405 Output_section::add_simple_input_section. Change type of SIS
406 parameter from Simple_input_section to Input_section.
407 * output.h (Output_section::Simple_input_section): Remove class.
408 (Output_section::Input_section): Change class visibility to public.
409 (Output_section::Input_section::addralign): Use stored alignments
410 for special input sections if set.
411 (Output_section::Input_section::set_addralign): New method.
412 (Output_section::get_input_sections): Change parameter type from
413 list of Simple_input_section to list of Input_section.
414 (Output_section::add_script_input_section): Rename from
415 Output_section::add_simple_input_section. Change first parameter's
416 type from Simple_input_section to Input_section and remove the
417 second and third parameters.
418 * script-sections.cc (Input_section::Input_section_list): Change
419 type to list of Output_section::Input_section/
420 (Input_section_info::Input_section_info): Change parameter type of
421 INPUT_SECTION to Output_section::Input_section.
422 (Input_section_info::input_section): Change return type.
423 (Input_section_info::input_section_): Change type to
424 Output_section::Input_section.
425 (Output_section_element_input::set_section_addresses): Adjust code
426 to use Output_section::Input_section instead of
427 Output_section::Simple_input_section. Adjust code for renaming
428 of Output_section::add_simple_input_section.
429 (Orphan_output_section::set_section_addresses): Ditto.
431 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
433 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
434 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
436 2010-05-18 Rafael Espindola <espindola@google.com>
438 * options.cc (General_options::finalize): Handle -nostdlib.
439 * options.h (nostdlib): New option.
440 * script.cc (script_add_search_dir): Handle -nostdlib.
442 2010-05-12 Doug Kwan <dougkwan@google.com>
444 * arm.cc (Target_arm::do_finalize_sections): Create an empty
445 attributes section only if there no attributes section after merging.
446 (Target_arm::merge_object_attributes): Move value of
447 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
448 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
449 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
450 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
451 and arm_attr_merge_7.stdout.
452 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
453 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
454 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
455 arm_attr_merge_7b.o): New rules.
456 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
458 * testsuite/Makefile.in: Regenerate.
459 * testsuite/arm_attr_merge.sh: New file.
460 * testsuite/arm_attr_merge_[67][ab].s: Same.
462 2010-05-05 Nick Clifton <nickc@redhat.com>
464 * po/es.po: Updated Spanish translation.
466 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
468 * Makefile.am (install-exec-local): Properly install gold as
469 default cross linker.
470 * Makefile.in: Regenerated.
472 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
473 Nick Clifton <nickc@redhat.com>
475 * configure.ac (install_as_default): Define and set to false
476 unless --enable-gold or --enable-gold=both/gold has been
478 * configure: Regenerate.
480 * Makefile.am (install-exec-local): Install the executable as
481 'ld.gold'. If install_as_default is true then also install it as
483 * Makefile.in: Regenerated.
485 2010-04-24 Ian Lance Taylor <iant@google.com>
487 * layout.cc (Layout::layout_reloc): In relocatable link don't
488 combine reloc sections for grouped sections.
490 2010-04-23 Sriraman Tallam <tmsriram@google.com>
492 * gc.h (gc_process_relocs): Pass information on relocs pointing to
493 sections that are not ordinary to icf.
494 * icf.cc (get_section_contents): Handle relocation pointing to section
495 with no object or shndx information.
496 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
497 * testsuite/Makefile.in: Regenerate.
498 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
499 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
501 2010-04-22 Ian Lance Taylor <iant@google.com>
503 * expression.cc (Expression::Expression_eval_info): Add
504 result_alignment_pointer field.
505 (Expression::eval_with_dot): Add result_alignment_pointer
506 parameter. Change all callers.
507 (Expression::eval_maybe_dot): Likewise.
508 (class Binary_expression): Add alignment_pointer parameter to
509 left_value and right_value. Change all callers.
510 (BINARY_EXPRESSION): Set result alignment.
511 (class Trinary_expression): Add alignment_pointer parameter to
512 arg2_value and arg3_value. Change all callers.
513 (Trinary_cond::value): Set result alignment.
514 (Max_expression::value, Min_expression::value): Likewise.
515 (Align_expression::value): Likewise.
516 * script-sections.cc (class Sections_element): Add dot_alignment
517 parameter to set_section_addresses virtual function. Update
519 (class Output_section_element): Likewise.
520 (Script_sections::create_segments): Add dot_alignment parameter.
522 (Script_sections::create_segments_from_phdrs_clause): Likewise.
523 (Script_sections::set_phdrs_clause_addresses): Likewise.
524 * script-sections.h: Update declarations.
525 * script.h: Update declarations.
526 * output.h (Output_segment::set_minimum_p_align): Don't decrease
528 * testsuite/script_test_3.t: Set large alignment.
529 * testsuite/script_test_3.sh: Make sure that at least one LOAD
530 segment has expected alignment.
532 2010-04-22 Nick Clifton <nickc@redhat.com>
534 * po/gold.pot: Updated by the Translation project.
535 * po/vi.po: Updated Vietnamese translation.
537 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
539 * testsuite/Makefile.am (check_PROGRAMS): Add
540 icf_virtual_function_folding_test.
541 * testsuite/Makefile.in: Regenerated.
543 2010-04-15 Andrew Haley <aph@redhat.com>
545 * options.h (merge_exidx_entries): New option.
546 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
547 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
548 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
549 (Target_arm::merge_exidx_entries): New function.
550 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
551 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
552 to Arm_exidx_fixup constructor.
553 Add new arg, merge_exidx_entries.
554 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
555 Arm_output_section::fix_exidx_coverage.
557 2010-04-18 Sriraman Tallam <tmsriram@google.com>
559 * icf.cc (get_section_contents): Check for preemptible functions.
560 Ignore addend when appropriate.
561 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
563 (add_from_relobj): Check for section folded.
564 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
565 * symtab.h (should_add_dynsym_entry): Add new parameter.
566 * target-reloc.h (scan_relocs): Check for section folded.
567 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
568 Check reloc types for function pointers in shared objects.
569 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
571 (icf_preemptible_functions_test): New test case.
572 (icf_string_merge_test): New test case.
573 * testsuite.Makefile.in: Regenerate.
574 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
575 bar_glob. Refactor code.
576 * testsuite/icf_preemptible_functions_test.cc: New file.
577 * testsuite/icf_preemptible_functions_test.sh: New file.
578 * testsuite/icf_string_merge_test.cc: New file.
579 * testsuite/icf_string_merge_test.sh: New file.
580 * testsuite/icf_virtual_function_folding_test.cc: New file.
581 * testsuite/icf_virtual_function_folding_test.sh: New file.
583 2010-04-14 Doug Kwan <dougkwan@google.com>
585 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
586 for local symbol recounting if we remove a section due to ICF.
587 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
588 there are no regular objects in input.
590 2010-04-13 Doug Kwan <dougkwan@google.com>
592 * arm.cc (Arm_input_section::set_final_data_size): Compute
593 accurate final data size instead of using current data size.
595 2010-04-09 Doug Kwan <dougkwan@google.com>
597 * layout.cc (Layout::choose_output_section): Handle script section
599 (Layout::make_output_section_for_script): Add section type parameter.
600 Handle script section types.
601 * layout.h (Layout::make_output_section_for_script): Add section
603 * output.cc (Output_section::Output_section): Initialize data member
605 (Output_section::do_reset_address_and_file_offset): Do not set address
606 to 0 if section is a NOLOAD section.
607 * output.h (Output_section::is_noload): New method.
608 (Output_section::set_is_noload): Ditto.
609 (Output_section::is_noload_): New data member.
610 * script-c.h (Script_section_type): New enum type.
611 (struct Parser_output_section_header): Add new file section_type.
612 * script-sections.cc (Sections_element::output_section_name): Add
613 parameter for returning script section type.
614 (Output_section_definition::output_section_name): Ditto.
615 (Output_section_definition::section_type)P; New method.
616 (Output_section_definiton::script_section_type_name): Ditto.
617 (Output_section_definition::script_section_type_): New data member.
618 (Output_section_definition::Output_section_definition): Initialize
619 data member Output_section_definition::script_section_type_.
620 (Output_section_definition::create_sections): Pass script section type
621 to Layout::make_output_section_for_script.
622 (Output_section_definition::output_section_name): Return script
623 section type to caller.
624 (Output_section_definition::set_section_address): Do not advance
625 dot value and load address if section type is NOLOAD. Set address
626 of NOLOAD sections regardless of section flags.
627 (Output_section_definition::print): Print section type if it is
628 not SCRIPT_SECTION_TYPE_NONE.
629 (Output_section_definition::section_type): New method.
630 (Output_section_definition::script_section_type_name): Ditto.
631 (Script_sections::output_section_name): Add new parameter
632 PSECTION_TYPE for returning script section type. Pass it to
633 section elements. Handle discard sections.
634 (Sort_output_sections::operator()): Handle NOLOAD sections.
635 * script-sections.h (Script_sections::Section_type): New enum type.
636 (Script_sections::output_section_name): Add a new parameter for
637 returning script section type.
638 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
640 * yyscript.y (union): Add new field SECTION_TYPE.
641 (COPY, DSECT, INFO, NOLOAD): New tokens.
642 (opt_address_and_section_type): Change type to output_section_header.
643 (section_type): New non-terminal
644 (section_header): Handle section type.
645 (opt_address_and_section_type): Return section type value.
647 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
649 * testsuite/plugin_common_test_1.c (foo): Add prototype.
650 * testsuite/plugin_common_test_2.c (foo): Likewise.
652 2010-04-08 Doug Kwan <dougkwan@google.com>
654 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
656 * output.cc (Output_section::add_merge_input_section): Simplify
657 code and return status of Output_merge_base::add_input_section.
658 Update merge section map only if Output_merge_base::add_input_section
661 2010-04-07 Doug Kwan <dougkwan@google.com>
663 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
664 if section is marked as containing instructions but has no mapping
666 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
667 correct section index.
668 (Arm_relobj::find_linked_text_section): Ditto.
670 2010-04-07 Cary Coutant <ccoutant@google.com>
672 * archive.cc (include_member): Destroy Read_symbols_data object before
674 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
675 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
676 (Read_symbols_data::~Read_symbols_data) New destructor.
677 (Section_relocs::Section_relocs) New constructor.
678 (Section_relocs::~Section_relocs) New destructor.
679 (Read_relocs_data::Read_relocs_data) New constructor.
680 (Read_relocs_data::~Read_relocs_data) New destructor.
681 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
682 pointers to NULL after deleting.
684 2010-04-07 Doug Kwan <dougkwan@google.com>
686 * arm.cc: Replace "endianity" with "endianness" in comments.
687 (Arm_exidx_cantunwind): Ditto.
688 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
689 (Arm_relobj::merge_flags_and_attributes): New method.
690 (Arm_relobj::merge_flags_and_attributes_): New data member.
691 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
692 (Arm_relobj::scan_sections_for_stubs): Ditto.
693 (Arm_relobj::do_read_symbols): Check to see if we really want to
694 merge processor-specific flags and attributes. Exit early if
695 an object is empty except for section names and the undefined symbol.
696 (Target_arm::do_finalize_sections): Move check for ELF format to
697 Arm_relobj::do_read_symbols. Merge processor specific flags and
698 attributes from a regular object only when we have determined that
699 it is aapropriate. Do not create an .ARM.attributes section in
700 output if there is no regular input object.
701 (Target_arm::merge_processor_specific_flags): Check
702 --warn-mismatch before printing any error.
703 (Target_arm::merge_object_attributes): Ditto.
704 * gold.cc (queue_middle_tasks): Handle the case in which there is
705 no regular object in input.
706 * options.cc (General_options::parse_EB): New method.
707 (General_options::parse_EL): Same.
708 (General_options::General_options): Initialize endianness_.
709 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
711 (General_options::Endianness): New enum.
712 (General_options::endianness): New method.
713 (General_options::endianness_): New data member.
714 * parameters.cc (Parameters::set_options): Check target endianness.
715 (Parameters::set_target_once): Ditto.
716 (Parameters::check_target_endianness): New method.
717 (parameters_force_valid_target): If either -EL or -EB is specified,
718 use it to define endianness of default target.
719 * parameters.h (Parameters::check_target_endianness): New method
721 * target.h (class Target): Change "endianity" to "endianness"
724 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
726 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
727 * configure: Regenerate.
728 * Makefile.in: Regenerate.
729 * testsuite/Makefile.in: Regenerate.
731 2010-04-06 Cary Coutant <ccoutant@google.com>
734 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
735 prevailing definitions of common symbols.
736 * testsuite/plugin_test_6.sh: New test case.
737 * testsuite/plugin_common_test_1.c: New test case.
738 * testsuite/plugin_common_test_2.c: New test case.
739 * testsuite/Makefile.am (plugin_test_6): New test case.
740 * testsuite/Makefile.in: Regenerate.
742 2010-04-06 Nick Clifton <nickc@redhat.com>
744 * po/vi.po: New Vietnamese translation.
746 2010-03-30 Doug Kwan <dougkwan@google.com>
748 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
750 2010-03-25 Doug Kwan <dougkwan@google.com>
752 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
753 to avoid a conversion warning on a 32-bit host.
755 2010-03-24 Ian Lance Taylor <iant@google.com>
757 * testsuite/script_test_3.t: Add a TLS segment.
758 * testsuite/Makefile.am (check_PROGRAMS): Add
759 tls_phdrs_script_test.
760 (tls_phdrs_script_test_SOURCES): Define.
761 (tls_phdrs_script_test_DEPENDENCIES): Define.
762 (tls_phdrs_script_test_LDFLAGS): Define.
763 (tls_phdrs_script_test_LDADD): Define.
764 * testsuite/Makefile.in: Rebuild.
766 2010-03-23 Cary Coutant <ccoutant@google.com>
768 * fileread.cc (find_or_make_view): Fix comment.
770 2010-03-23 Ian Lance Taylor <iant@google.com>
772 * script-sections.cc (class Orphan_section_placement): Define
773 PLACE_TLS and PLACE_TLS_BSS.
774 (Orphan_section_placement::Orphan_section_placement): Initialize
776 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
777 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
778 (tls_script_test_SOURCES): Define.
779 (tls_script_test_DEPENDENCIES): Define.
780 (tls_script_test_LDFLAGS): Define.
781 (tls_script_test_LDADD): Define.
782 * testsuite/Makefile.in: Rebuild.
784 2010-03-22 Doug Kwan <dougkwan@google.com>
786 * arm.cc (Arm_relocate_functions::abs8,
787 Arm_relocate_functions::abs16): Use correct check for overflow
788 specified in the ARM ELF specs.
789 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
790 target of a BLX instruction specially.
791 (Reloc_stub::stub_type_for_reloc): Ditto.
792 (Relocate::relocate): Use symbolic names instead of numeric relocation
793 codes to report error.
794 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
796 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
797 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
798 thumb2_blx_out_of_range.stdout
799 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
800 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
801 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
802 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
803 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
804 thumb2_blx_in_range, thumb2_blx_in_range.o,
805 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
806 thumb2_blx_out_of_range.o): New rules.
807 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
808 thumb2_blx_in_range and thumb2_blx_out_of_range.
809 * testsuite/Makefile.in: Regenerate.
810 * arm_branch_in_range.sh: Add tests for THUMB BLX.
811 * testsuite/thumb_blx_in_range.s: New file.
812 * testsuite/thumb_blx_out_of_range.s: New file.
814 2010-03-22 Rafael Espindola <espindola@google.com>
816 * archive.cc (Should_include): Move to archive.h.
817 (should_include_member): Make it a member of Archive.
819 (Add_lib_group_symbols): New.
820 * archive.h: Include options.h.
821 (Archive_member): Moved from Archive.
822 (Should_include): Moved from archive.cc.
824 (Add_lib_group_symbols): New.
825 * dynobj.cc (do_should_include_member): New.
826 * dynobj.h (do_should_include_member): New.
827 * gold.cc (queue_initial_tasks): Update call to queue.
828 * main.cc (main): Print lib group stats.
829 * object.cc (do_should_include_member): New.
830 * object.h: Include archive.h.
831 (Object::should_include_member): New.
832 (Object::do_should_include_member): New.
833 (Sized_relobj::do_should_include_member): New.
834 * options.cc (General_options::parse_start_lib): New.
835 (General_options::parse_end_lib): New.
836 (Input_arguments::add_file): Handle lib groups.
837 (Input_arguments::start_group): Check we are not in a lib.
838 (Input_arguments::start_lib): New.
839 (Input_arguments::end_lib): New.
840 * options.h (General_options): Add start_lib and end_lib.
841 (Input_argument::lib_): New.
842 (Input_argument::lib): New.
843 (Input_argument::is_lib): New.
844 (Input_file_lib): New.
845 (Input_arguments::in_lib_): New.
846 (Input_arguments::in_lib): New.
847 (Input_arguments::start_lib): New.
848 (Input_arguments::end_lib_): New.
849 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
850 in unused members as preempted.
851 (Sized_pluginobj::do_should_include_member): New.
852 * plugin.h (Sized_pluginobj::do_should_include_member): New.
853 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
855 (Read_symbols::do_whole_lib_group): New.
856 (Read_symbols::do_lib_group): New.
857 (Read_symbols::do_read_symbols): Handle lib groups.
858 (Read_symbols::get_name): Handle lib groups.
859 * readsyms.h (Read_symbols): Add an archive member pointer.
860 (Read_symbols::do_whole_lib_group): New.
861 (Read_symbols::do_lib_group): New.
862 (Read_symbols::member_): New.
863 * script.cc (read_input_script): Update call to queue_soon.
865 2010-03-19 Doug Kwan <dougkwan@google.com>
867 * arm.cc (Stub_table::Stub_table): Initialize new data members
868 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
869 (Stub_table::add_reloc_stub): Assign stub offset and update
870 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
871 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
873 (Stub_table::update_data_size_and_addralign): Use
874 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
875 instead of going over all reloc stubs.
876 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
877 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
878 Stringpool_template::offset_ to size of Stringpool_char.
879 (Stringpool_template::new_key_offset): Remove code to initialize
880 Stringpool_template::offset_.
881 * stringpool.h (Stringpool_template::set_no_zero_null): Set
882 Stringpool_template::offset_ to zero.
884 2010-03-15 Doug Kwan <dougkwan@google.com>
886 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
888 (Stringpool_template::new_key_offset): New method.
889 (Stringpool_template::add_string): Assign offsets when adding new
891 (Stringpool_template::set_string_offsets): Do not set string offsets
893 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
895 (Chunked_vector::clear): Clear size_.
896 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
897 (Chunked_vector::size): Return size_.
898 (Chunked_vector::push_back): Use size_ to find insert position.
899 (Chunked_vector::size_): New data member.
900 (Stringpool_template::set_no_zero_null): Assert string set is empty.
901 (Stringpool_template::new_key_offset): New method declaration.
902 (Stringpool_template::offset_): New data member.
904 2010-03-15 Rafael Espindola <espindola@google.com>
906 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
907 Add_symbols' constructor.
908 * readsyms.h (Add_symbols): Remove the input_group member.
910 2010-03-10 Ian Lance Taylor <iant@google.com>
912 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
913 target to ask whether a reference to a symbol requires a stack
915 * target.h (Target::is_call_to_non_split): New function.
916 (Target::do_is_call_to_non_split): Declare virtual function.
917 * target.cc: Include "symtab.h".
918 (Target::do_is_call_to_non_split): New function.
919 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
921 2010-03-10 Cary Coutant <ccoutant@google.com>
923 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
924 (File_read::open[1]): Remove initial mapping of whole_file_view_.
925 (File_read::open[2]): Add whole_file_view_ to list of views.
926 (File_read::make_view): Remove test of whole_file_view_.
927 (File_read::find_or_make_view): Create whole_file_view_ if
929 (File_read::clear_views): Replace bool parameter with enum;
930 adjust all callers. Don't delete views with permanent data;
931 do delete cached views and views from archives if
932 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
933 if clearing the corresponding view.
934 * fileread.h (File_read::Clear_views_mode): New enum.
935 (File_read::View::is_permanent_view): New method.
936 (File_read::clear_views): Replace bool parameter
937 with enum; adjust all callers.
938 * options.h (General_options): Change keep_files_mapped option;
940 * readsyms.cc (Add_symbols::run): Delete sd_ object before
942 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
945 2010-03-10 David S. Miller <davem@davemloft.net>
947 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
949 2010-03-09 Sriraman Tallam <tmsriram@google.com>
951 * icf.cc (get_section_contents): Add '@' marker after processing the
954 2010-03-08 Doug Kwan <dougkwan@google.com>
956 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
957 due to a conversion warning.
958 (Arm_relobj::update_output_local_symbol_count): Check for local
959 symbol with unset output index.
961 2010-03-05 Ian Lance Taylor <iant@google.com>
963 * options.h (class General_options): Add --spare-dynamic-tags.
964 * output.cc (Output_data_dynamic::set_final_data_size): Implement
965 --spare-dynamic-tags.
967 2010-03-05 Ian Lance Taylor <iant@google.com>
969 * incremental.cc: Include "libiberty.h".
971 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
973 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
974 function, is_info_ member.
975 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
976 (Versions::Versions): Update caller.
977 (Versions::define_base_version): Likewise.
978 (Versions::add_def): Likewise.
980 2010-03-03 Sriraman Tallam <tmsriram@google.com>
982 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
983 (Scan::possible_function_pointer_reloc): New function.
984 (Scan::local_reloc_may_be_function_pointer): Change to call
985 possible_function_pointer_reloc.
986 (Scan::global_reloc_may_be_function_pointer): Ditto.
987 * icf.h (Icf::check_section_for_function_pointers): Change to reject
988 relocations in ".data.rel.ro._ZTV" section.
989 * testsuite/icf_safe_so_test.sh: Change to pass i386.
990 * testsuite/icf_safe_so_test.cc: Ditto.
991 * testsuite/icf_safe_test.cc: Ditto.
992 * testsuite/icf_safe_test.sh: Ditto.
994 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
995 Ian Lance Taylor <iant@google.com>
997 * target-reloc.h (relocate_section): Check the symbol table index
998 for -1U before setting the local symbol index.
999 (scan_relocatable_relocs): If copying the relocation, record that
1000 the local symbol is required.
1001 * object.h (Symbol_value::is_output_symtab_index_set): New
1003 (Symbol_value::may_be_discarded_from_output_symtab): New
1005 (Symbol_value::has_output_symtab_entry): New function.
1006 (Symbol_value::needs_output_symtab_entry): Remove.
1007 (Symbol_value::output_symtab_index): Make sure the symbol index is
1009 (Symbol_value::set_output_symtab_index): Make sure the symbol
1010 index is not set. Make sure the new index is valid.
1011 (Symbol_value::set_must_have_output_symtab_entry): New function.
1012 (Symbol_value::has_output_dynsym_entry): New function.
1013 (Symbol_value::set_output_dynsym_index): Make sure the new index
1015 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1016 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1017 local symbol if permitted.
1018 (Sized_relobj::do_finalize_local_symbols): Call
1019 is_output_symtab_index_set rather than needs_output_symtab_entry.
1020 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1021 rather than needs_output_symtab_entry. Call
1022 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1023 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1024 is_output_symtab_index_set rather than needs_output_symtab_entry.
1025 * testsuite/discard_locals_relocatable_test.c: New file.
1026 * testsuite/discard_locals_test.sh: Test -r.
1027 * testsuite/Makefile.am (check_DATA): Add
1028 discard_locals_relocatable_test1.syms,
1029 discard_local_relocatable_test2.syms.
1030 (MOSTLYCLEANFILES): Likewise. Also add
1031 discard_locals_relocatable_test1.lout and
1032 discard_locals_relocatable_test2.out.
1033 (discard_locals_relocatable_test1.syms): New target.
1034 (discard_locals_relocatable_test.o): New target.
1035 (discard_locals_relocatable_test1.out): New target.
1036 (discard_locals_relocatable_test2.syms): New target.
1037 (discard_locals_relocatable_test2.out): New target.
1038 (various): Add missing ../ld-new dependencies.
1039 * testsuite/Makefile.in: Rebuild.
1041 2010-03-03 Nick Clifton <nickc@redhat.com>
1043 * po/fi.po: New Finnish translation.
1045 2010-03-01 Doug Kwan <dougkwan@google.com>
1047 * layout.cc (Layout::Layout): Force section types of .init_array*,
1048 .preinit_array* and .fini_array* sections.
1049 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1050 Fix check of return value of std::string::find.().
1051 (Output_section::Input_section_sort_compare::operator()): Remove
1052 comment about .init_array.
1053 (Output_section::Input_section_sort_init_fini_compare::operator()):
1055 (Output_section::sort_attached_input_sections): Handle .init_array
1056 and .fini_array specially.
1057 * output.h (Output_section::Inut_section_sort_compare): Update
1059 (Output_section::Input_section_sort_init_fini_compare): New struct.
1061 2010-02-26 Doug Kwan <dougkwan@google.com>
1063 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1064 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1065 * testsuite/debug_msg.sh: Avoid matching source line number for
1066 use of global variable undef_int.
1068 2010-02-26 Doug Kwan <dougkwan@google.com>
1070 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1071 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1072 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1073 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1074 * options.cc (General_options::General_options): Initialize member
1076 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1077 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1078 and rm_no_fix_v4bx.stdout
1079 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1080 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1081 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1082 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1083 and arm_no_fix_v4bx.
1084 * Makefile.in: Regenerate.
1085 * testsuite/arm_fix_v4bx.s: New file.
1086 * testsuite/arm_fix_v4bx.sh: Ditto.
1088 2010-02-24 Doug Kwan <dougkwan@google.com>
1090 * arm.cc (Target_arm::got_section): Make the .got section the first
1091 non RELRO section in the data segment.
1092 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1093 suffixes of section names.
1095 2010-02-24 Doug Kwan <dougkwan@google.com>
1097 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1098 flags and attributes merging if an input file is a binary file.
1099 * fileread.cc (Input_file::open): Record format of original file.
1100 * fileread.h (Input_file::Format): New enum type.
1101 (Input_file::Input_file): Initialize data member format_.
1102 (Input_file::format): New method definition.
1103 (Input_file::format_):: New data member.
1105 2010-02-24 Doug Kwan <dougkwan@google.com>
1107 * arm.cc (Arm_output_data_got): New class.
1108 (ARM_TCB_SIZE): New constant
1109 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1110 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1111 If user uses a script with a SECTIONS clause, issue only a warning
1112 for a misplaced EXIDX input section. Otherwise, issue an error.
1113 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1115 (Target_arm::got_mode_index_entry): Handle static linking.
1116 (Target_arm::Scan::local): Ditto.
1117 (Target_arm::Scan::global): Ditto.
1118 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1119 all incorrectly implemented relocations.
1120 (Target_arm::fix_exidx_coverage): Pass layout to
1121 Arm_output_section::fix_exidx_coverage.
1122 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1123 from ".ARM.exidx." and ".ARM.extab.".
1125 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1127 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1128 section if it does not already exist.
1129 * attributes.cc (Attributes_section_data::Attributes_section_data):
1130 Don't crash if size is zero.
1132 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1133 Ian Lance Taylor <iant@google.com>
1135 * gold.cc (queue_middle_tasks): If no input files were opened,
1137 * workqueue.h (Task_function::Task_function): Assert that there is
1140 2010-02-22 Doug Kwan <dougkwan@google.com>
1142 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1143 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1144 types to avoid warnings due to different uint64_t implementations
1147 2010-02-21 Doug Kwan <dougkwan@google.com>
1149 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1150 handling of the maximum backward branch offset.
1151 (Arm_relocate_functions::thumb_branch_common): Ditto.
1152 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1153 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1154 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1155 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1156 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1157 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1158 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1159 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1160 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1161 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1162 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1163 thumb2_bl_out_of_range.o): New rules.
1164 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1165 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1166 thumb2_bl_out_of_range
1167 * testsuite/Makefile.in: Regenerate.
1168 * testsuite/arm_bl_in_range.s: New file.
1169 * testsuite/arm_bl_out_of_range.s: Ditto.
1170 * testsuite/arm_branch_in_range.sh: Ditto.
1171 * testsuite/arm_branch_range.t: Ditto.
1172 * testsuite/thumb2_branch_range.t: Ditto.
1173 * testsuite/thumb_bl_in_range.s: Ditto.
1174 * testsuite/thumb_bl_out_of_range.s: Ditto.
1175 * testsuite/thumb_branch_range.t: Ditto.
1177 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1179 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1180 Add reloc offset information.
1181 * icf.cc (get_section_contents): Change iterators to point to the new
1182 vectors. Add reloc offset information to the contents.
1183 * icf.h (Icf::Sections_reachable_info): New typedef.
1184 (Icf::Sections_reachable_list): New typedef.
1185 (Icf::Offset_info): New typedef.
1186 (Icf::Reloc_info): New struct typedef.
1187 (Icf::Reloc_info_list): New typedef.
1188 (Icf::symbol_reloc_list): Delete method.
1189 (Icf::addend_reloc_list): Delete method.
1190 (Icf::section_reloc_list): Delete method.
1191 (Icf::reloc_info_list): New method.
1192 (Icf::reloc_info_list_): New member.
1194 2010-02-19 Doug Kwan <dougkwan@google.com>
1196 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1197 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1198 * arm.cc (Arm_relocation_functions): New forward declaration.
1199 (Target_arm::Target_arm): Initialize new data members
1200 got_mod_index_offset_ and tls_base_symbol_defined_.
1201 (Target_arm::Relocate::relocate_tls): New method.
1202 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1203 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1205 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1206 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1207 (Target_arm::got_mod_index_offset_,
1208 Target_arm::tls_base_symbol_defined_): New data members.
1209 (Target_arm::Scan::local, Target::Scan::global,
1210 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1213 2010-02-18 Doug Kwan <dougkwan@google.com>
1215 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1216 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1217 text section as a parameter becuase some broken tools may not set
1218 the link in section header.
1219 (Target_arm::has_got_section): New method.
1220 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1221 without any mapping symbol as data only. Remove warning.
1222 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1223 link in its section header, try to discover the link by inspecting the
1224 REL31 relocation at the beginning of the section.
1225 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1227 (Target_arm::Scan::global): Treat any reference to the symbol
1228 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1230 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1232 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1233 (Scan::global_reloc_may_be_function_pointer): New function.
1234 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1235 (Scan::global_reloc_may_be_function_pointer): New function.
1236 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1237 (Scan::global_reloc_may_be_function_pointer): New function.
1238 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1239 (Scan::global_reloc_may_be_function_pointer): New function.
1240 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1241 (Scan::global_reloc_may_be_function_pointer): New function.
1242 (Scan::possible_function_pointer_reloc): New function.
1243 (Target_x86_64::can_check_for_function_pointers): New function.
1244 * gc.h (gc_process_relocs): Scan relocation types to determine if
1245 function pointers were taken for targets that support it.
1246 * icf.cc (Icf::find_identical_sections): Include functions for
1247 folding in safe ICF whose pointer is not taken.
1248 * icf.h (Secn_fptr_taken_set): New typedef.
1249 (fptr_section_id_): New member.
1250 (section_has_function_pointers): New function.
1251 (set_section_has_function_pointers): New function.
1252 (check_section_for_function_pointers): New function.
1253 * options.h: Fix comment for safe ICF option.
1254 * target.h (can_check_for_function_pointers): New function.
1255 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1256 Modify icf_safe_test for X86-64.
1257 * testsuite/Makefile.in: Regenerate.
1258 * testsuite/icf_safe_so_test.cc: New file.
1259 * testsuite/icf_safe_so_test.sh: New file.
1260 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1261 (main): Change to take pointer to function kept_func_3.
1262 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1263 folding is done correctly for X86-64.
1265 2010-02-12 David S. Miller <davem@davemloft.net>
1267 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1268 is_symbolless parameter.
1269 (Output_reloc<SHT_REL>::is_symbolless): New.
1270 (Output_reloc<SHT_REL>::is_symbolless_): New.
1271 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1272 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1273 (Output_reloc<SHT_RELA>::is_symbolless): New.
1274 (Output_data_reloc::add_global): Handle is_symbolless.
1275 (Output_data_reloc::add_global_relative): Likewise.
1276 (Output_data_reloc::add_local): Likewise.
1277 (Output_data_reloc::add_local_relative): Likewise.
1278 (Output_data_reloc::add_symbolless_global_addend): New.
1279 (Output_data_reloc::add_symbolless_local_addend): New.
1280 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1282 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1283 instead of ->is_relative_
1284 (Output_reloc::write): Likewise.
1285 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1286 (Output_reloc::write_rel): Simplify.
1288 * sparc.cc (Target_sparc::Scan::local): Use
1289 ->add_symbolless_local_addend as needed.
1290 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1291 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1292 based upon relocation offset.
1294 2010-02-11 Doug Kwan <dougkwan@google.com>
1296 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1297 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1298 beginning of function.
1299 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1300 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1301 parameter is_32bit in calls to should_apply_static_reloc.
1302 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1303 (check_DATA): Add arm_abs_global.stdout.
1304 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1305 arm_abs_global.stdout): New rules.
1306 (MOSTLLYCLEANFILES): Add arm_abs_global
1307 * Makefile.in: Regenerate.
1308 * testsuite/arm_abs_global.s: New file.
1309 * testsuite/arm_abs_global.sh: Ditto.
1310 * testsuite/arm_abs_lib.s: Ditto.
1312 2010-02-11 Ian Lance Taylor <iant@google.com>
1314 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1316 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1317 Allocate_commons_task first.
1318 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1319 task, rather than symtab_lock_.
1320 (Gc_process_relocs::~Gc_process_relocs): New function.
1321 (Gc_process_relocs::is_runnable): Check this_blocker_.
1322 (Gc_process_relocs::locks): Use next_blocker_ rather than
1324 (Scan_relocs::~Scan_relocs): New function.
1325 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1327 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1329 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1330 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1331 constructor accordingly.
1332 (class Gc_process_relocs): Likewise.
1333 (class Scan_relocs): Likewise.
1334 * common.h (class Allocate_commons_task): Remove symtab_lock_
1335 field, and corresponding constructor parameter.
1336 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1338 (Allocate_commons_task::locks): Likewise.
1340 2010-02-11 Ian Lance Taylor <iant@google.com>
1342 * gold-threads.h (class Once): Define.
1343 (class Initialize_lock): Rewrite as child of Once.
1344 * gold-threads.cc (class Once_initialize): Define.
1345 (once_pointer_control): New static variable.
1346 (once_pointer, once_arg): New static variables.
1347 (c_run_once): New static function.
1348 (Once::Once, Once::run_once, Once::internal_run): New functions.
1349 (class Initialize_lock_once): Remove.
1350 (initialize_lock_control): Remove.
1351 (initialize_lock_pointer): Remove.
1352 (initialize_lock_once): Remove.
1353 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1354 (Initialize_lock::initialize): Rewrite.
1355 (Initialize_lock::do_run_once): New function.
1356 * archive.cc (Archive::interpret_header): Only clear name if it is
1358 * fileread.cc: Include "gold-threads.h"
1359 (file_counts_lock): New static variable.
1360 (file_counts_initialize_lock): Likewise.
1361 (File_read::release): Only increment counts when using --stats.
1362 Use a lock around the increment.
1363 * parameters.cc (class Set_parameters_target_once): Define.
1364 (set_parameters_target_once): New static variable.
1365 (Parameters::Parameters): Move here from parameters.h.
1366 (Parameters::set_target): Rewrite.
1367 (Parameters::set_target_once): New function.
1368 (Parameters::clear_target): Move here and rewrite.
1369 * parameters.h (class Parameters): Update declarations. Add
1370 set_parameters_target_once_ field.
1371 (Parameters::Parameters): Move to parameters.cc.
1372 (Parameters::clear_target): Likewise.
1373 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1375 (Start_group::~Start_group): New function.
1376 (Start_group::is_runnable): New function.
1377 (Start_group::locks, Start_group::run): New functions.
1378 (Finish_group::run): Change saw_undefined to size_t.
1379 * readsyms.h (class Start_group): Define.
1380 (class Finish_group): Change saw_undefined_ field to size_t.
1381 (Finish_group::Finish_group): Remove saw_undefined and
1382 this_blocker parameters. Change all callers.
1383 (Finish_group::set_saw_undefined): New function.
1384 (Finish_group::set_blocker): New function.
1385 * symtab.h (class Symbol_table): Change saw_undefined to return
1386 size_t. Change saw_undefined_ field to size_t.
1387 * target-select.cc (Set_target_once::do_run_once): New function.
1388 (Target_selector::Target_selector): Initialize set_target_once_
1389 field. Don't initialize lock_ and initialize_lock_ fields.
1390 (Target_selector::instantiate_target): Rewrite.
1391 (Target_selector::set_target): New function.
1392 * target-select.h (class Set_target_once): Define.
1393 (class Target_selector): Update declarations. Make
1394 Set_target_once a friend. Remove lock_ and initialize_lock_
1395 fields. Add set_target_once_ field.
1397 2010-02-10 Ian Lance Taylor <iant@google.com>
1399 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1401 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1402 (queue_middle_tasks): Add all blockers before queueing any tasks.
1403 (queue_final_tasks): Likewise.
1404 * token.h (Task_token::add_blockers): New function.
1405 * object.h (Input_objects::number_of_relobjs): New function.
1407 2010-02-10 Ian Lance Taylor <iant@google.com>
1409 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1410 shared, not if not position independent.
1411 * x86_64.cc (Relocate::relocate_tls): Likewise.
1412 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1413 (tls_pie_pic_test): New target.
1414 * testsuite/Makefile.in: Rebuild.
1416 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1417 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1418 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1419 * testsuite/Makefile.in: Rebuild.
1421 2010-02-09 David S. Miller <davem@davemloft.net>
1423 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1424 R_SPARC_RELATIVE using ->add_local_relative().
1425 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1427 * output.h (Output_data_dynamic::add_section_size): New method
1428 that takes two Output_data objects.
1429 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1430 entry param. Handle it in initializers.
1431 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1432 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1433 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1435 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1436 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1437 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1438 for dynrel_includes_plt.
1439 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1440 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1441 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1443 (Target_sparc::do_finalize_sections): Update to pass true for
1444 dynrel_includes_plt.
1445 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1446 output before .rela.plt
1447 (Target_powerpc::do_finalize_sections): Update to pass true for
1448 dynrel_includes_plt when 32-bit.
1450 2010-02-08 Doug Kwan <dougkwan@google.com>
1452 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1454 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1455 Arm_relobj::scan_section_for_cortex_a8_stubs,
1456 Arm_relobj::do_relocation_section): Instead of calling
1457 Output_section::output_address, use faster
1458 Arm_relobj::simple_input_section_output_address.
1460 2010-02-08 David S. Miller <davem@davemloft.net>
1462 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1463 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1464 relocation helper function.
1466 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1467 just like R_SPARC_GOT{10,13,22}.
1468 (Target_sparc::Scan::local): Likewise.
1469 (Target_sparc::Relocate:relocate): Likewise.
1471 2010-02-06 Ian Lance Taylor <iant@google.com>
1473 * configure.ac: Rewrite targetobjs duplicate removal code to use
1474 only shell constructs.
1475 * configure: Rebuild.
1477 2010-02-05 Doug Kwan <dougkwan@google.com>
1480 * arm.cc (Arm_relobj::section_is_scannable): New method.
1481 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1482 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1484 2010-02-04 Doug Kwan <dougkwan@google.com>
1487 * arm-reloc-property.cc (cstdio): Include.
1488 * configure.ac (targetobjs): Remove duplicates.
1489 * configure: Regenerate.
1490 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1491 big and little endian version for a given address size.
1493 2010-02-03 Doug Kwan <dougkwan@google.com>
1495 * arm-reloc-property.cc
1496 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1498 * arm-reloc-property.h
1499 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1500 New method definition.
1501 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1503 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1505 (GOT_PREL): Change implemented to Y.
1506 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1507 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1508 (Arm_relocate_functions::movw_abs_nc): Remove method.
1509 (Arm_relocate_functions::movt_abs): Ditto.
1510 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1511 (Arm_relocate_functions::thm_movt_abs): Ditto.
1512 (Arm_relocate_functions::movw_rel_nc): Ditto.
1513 (Arm_relocate_functions::movw_rel): Ditto.
1514 (Arm_relocate_functions::movt_rel): Ditto.
1515 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1516 (Arm_relocate_functions:thm_movw_rel): Ditto.
1517 (Arm_relocate_functions:thm_movt_rel): Ditto.
1518 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1519 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1520 New method definitions.
1521 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1522 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1523 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1524 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1525 (Target_arm::Relocate::relocate): Check for non-static or
1526 unimplemented relocation code and exit early. Change calls to
1527 Target_arm::reloc_uses_thumb_bit and
1528 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1529 instead. Refactor code to handle similar relocations to increase
1530 code sharing. Remove check for unsupported relocation code in switch
1532 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1533 relocation property table to find out size. Change error message to
1534 print out the name of a relocation code instead of the numeric value.
1535 (Target_arm::scan_reloc_for_stub): Use relocation property table
1536 instead of calling Target_arm::reloc_uses_thumb_bit().
1538 2010-02-02 Doug Kwan <dougkwan@google.com>
1540 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1541 types of relaxed input section.
1543 2010-02-02 Doug Kwan <dougkwan@google.com>
1545 * Makefile.am (HFILES): Add arm-reloc-property.h.
1547 (TARGETSOURCES): Add arm-reloc-property.cc
1548 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1549 (libgold_a_SOURCES): $(DEFFILES)
1550 * Makefile.in: Regenerate.
1551 * arm-reloc-property.cc: New file.
1552 * arm-reloc-property.h: New file.
1553 * arm-reloc.def: New file.
1554 * arm.cc: Update comments.
1555 (arm-reloc-property.h): New included header.
1556 (arm_reloc_property_table): New global variable.
1557 (Target_arm::do_select_as_default_target): New method definition.
1558 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1559 arm-reloc-property to targ_extra_obj.
1560 * parameters.cc (set_parameters_target): Call
1561 Target::select_as_default_target().
1562 * target.h (Target::select_as_default_target): New method definition.
1563 (Target::do_select_as_default_target): Same.
1565 2010-02-01 Doug Kwan <dougkwan@google.com>
1567 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1568 first_output_text_section_.
1569 (Arm_exidx_fixup::first_output_text_section): New method definition.
1570 (Arm_exidx_fixup::first_output_text_section_): New data member.
1571 (Arm_exidx_fixup::process_exidx_section): Record the first text
1572 output section seen.
1573 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1574 and entsize in output section header.
1576 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1578 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1579 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1580 (Arm_relocate_functions::thm_alu11): New Method.
1581 (Arm_relocate_functions::thm_pc8): New Method.
1582 (Arm_relocate_functions::thm_pc12): New Method.
1583 (Target_arm::Scan::local): Handle the relocations.
1584 (Target_arm::Scan::global): Likewise.
1585 (Target_arm::Relocate::relocate): Likewise.
1586 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1588 2010-01-29 Doug Kwan <dougkwan@google.com>
1590 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1591 of relocation types as ld.
1593 2010-01-29 Doug Kwan <dougkwan@google.com>
1595 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1597 (Arm_relocate_functions::thumb_branch_common): Ditto.
1598 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1599 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1600 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1601 Arm_relocate_functions::jump24): Remove.
1602 (Target_arm::Relocate::relocate): Adjust code to call
1603 Arm_relocation_functions::arm_branch_common and
1604 Arm_relocation_functions::thumb_branch_common instead of their removed
1605 wrappers. Merge switch-cases together to reduce source code size.
1607 2010-01-29 Doug Kwan <dougkwan@google.com>
1609 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1610 output_local_symbol_count_needs_update_.
1611 (Arm_relobj::output_local_symbol_count_needs_update,
1612 Arm_relobj::set_output_local_symbol_count_needs_update,
1613 Arm_relobj::update_output_local_symbol_count): New methods.
1614 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1616 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1617 of pointed function as in a R_ARM_PREL31 relocation.
1618 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1619 for output local symbol count updating.
1620 (Target_arm::do_relax): Update output local symbol counts in objects
1622 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1624 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1626 * arm.cc: Added support for the ARM relocations:
1627 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1628 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1629 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1631 (Arm_relocate_functions::movw_rel): New method.
1632 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1633 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1635 (Arm_relocate_functions::thm_movw_rel): New method.
1636 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1638 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1640 (Target_arm::Scan::global): Likewise.
1641 (Target_arm::Relocate::relocate): Likewise.
1642 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1645 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1647 * arm.cc: Added support for ARM group relocations.
1648 (Target_arm::reloc_needs_sym_origin): New method.
1649 (Arm_relocate_functions::calc_grp_kn): New method.
1650 (Arm_relocate_functions::calc_grp_residual): New method.
1651 (Arm_relocate_functions::calc_grp_gn): New method.
1652 (Arm_relocate_functions::arm_grp_alu): New Method.
1653 (Arm_relocate_functions::arm_grp_ldr): New Method.
1654 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1655 (Arm_relocate_functions::arm_grp_ldc): New Method.
1656 (Target_arm::Scan::local): Handle the ARM group relocations.
1657 (Target_arm::Scan::global): Likewise.
1658 (Target_arm::Relocate::relocate): Likewise.
1659 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1662 2010-01-26 Doug Kwan <dougkwan@google.com>
1664 * arm.cc (set): Include.
1665 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1667 (Arm_output_section::Text_section_list): New type.
1668 (Arm_output_section::append_text_sections_to_list): New method.
1669 (Arm_output_section::fix_exidx_coverage): Ditto.
1670 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1671 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1672 Relobj::set_section_offset() instead of
1673 Sized_relobj::invalidate_section_offset().
1674 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1675 parameter for section headers. Ignore relocation sections for
1676 unallocated sections and EXIDX sections.
1677 (Target_arm::fix_exidx_coverage): New method.
1678 (Target_arm::output_section_address_less_than): New type.
1679 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1680 linked text section instead of the EXIDX section.
1681 (Arm_output_section::create_stub_group): Add an assertion to check
1682 that this is not an EXIDX output section.
1683 (Arm_output_section::append_text_sections_to_list): New method.
1684 (Arm_output_section::fix_exidx_coverage): Ditto.
1685 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1686 Arm_relobj::section_needs_reloc_stub_scanning.
1687 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1689 (Target_arm::fix_exidx_coverage): New method.
1690 * object.h (Relobj::set_output_section): New method.
1691 (Sized_relobj::invalidate_section_offset): Remove method.
1692 (Sized_relobj::do_invalidate_section_offset): Remove method.
1693 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1695 2010-01-25 Doug Kwan <dougkwan@google.com>
1697 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1698 Fix warning due to signed and unsigned comparison on a 32-bit host.
1700 2010-01-22 Doug Kwan <dougkwan@google.com>
1702 * arm.cc (Target_arm::do_relax): Record an output section for section
1703 offset adjustment it contains any stub table that has changed.
1704 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1705 offsets in an output section if necessary.
1706 * output.cc (Output_section::Output_section): Initialize
1707 section_offsets_need_adjustments_.
1708 (Output_section::add_input_section_for_script): Renamed to
1709 Output_section::add_simple_input_section.
1710 (Output_section::save_states): Add a comment.
1711 (Output_section::discard_states): New method defintion.
1712 (Output_section::adjust_section_offsets): Same.
1713 * output.h (Output_section::add_input_section_for_script): Renamed to
1714 Output_section::add_simple_input_section.
1715 (Output_section::discard_states): New method declaration.
1716 (Output_section::adjust_section_offsets): Same.
1717 (Output_section::section_offsets_need_adjustment,
1718 Output_section::set_section_offsets_need_adjustment): New method
1720 (Output_section::section_offsets_need_adjustment_): New data member.
1721 * script-sections.cc
1722 (Output_section_element_input::set_section_address): Adjust code for
1723 renaming of Output_section::add_input_section_for_script.
1724 (Orphan_output_section::set_section_address): Same.
1726 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1728 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1729 Fix_v4bx enum values .
1730 * gold/options.h (General_options): New option definitions.
1731 (General_options::fix_v4bx): New method.
1732 (General_options::Fix_v4bx): New enum.
1733 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1734 (General_options::parse_fix_v4bx_interworking): New method.
1736 2010-01-22 Doug Kwan <dougkwan@google.com>
1738 * arm.cc (Arm_exidx_fixup): New class.
1740 2010-01-21 Doug Kwan <dougkwan@google.com>
1742 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1744 (Arm_exidx_section_offset_map): New type.
1746 2010-01-21 Doug Kwan <dougkwan@google.com>
1748 * arm.cc (Arm_exidx_input_section): New class.
1749 (Arm_relobj::exidx_input_section_by_link,
1750 Arm_relobj::exidx_input_section_by_shndx,
1751 Arm_relobj::make_exidx_input_section): New methods.
1752 (read_arm_attributes_section): Remove.
1753 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1754 information about them.
1755 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1758 2010-01-20 Doug Kwan <dougkwan@google.com>
1760 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1761 Input_section_specifier to Section_id.
1762 (Target_arm::new_arm_input_section: Adjust code for change of key
1764 (Target_arm::find_arm_input_section): Ditto.
1765 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1766 (Section_id): Remove.
1767 (Garbage_collection::Section_id_hash): Remove.
1768 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1769 (Section_id): Remove.
1770 (Icf::Section_id_hash): Remove.
1771 * object.h (Section_id, Const_section_id, Section_id_hash,
1772 Const_section_id_hash): New type definitions.
1773 * output.cc (Output_section::add_relaxed_input_section): Change to
1774 use Const_section_id instead of Input_section_specifier as key type.
1775 (Output_section::add_merge_input_section): Ditto.
1776 (Output_section::build_relaxation_map): Change to use Section_id
1777 instead of Input_section_specifier as key type.
1778 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1780 (Output_section::convert_input_sections_to_relaxed_sections): Change
1781 to use Const_section_id instead of Input_section_specifier as key type.
1782 (Output_section::find_merge_section): Ditto.
1783 (Output_section::find_relaxed_input_section): Ditto.
1784 * output.h (Input_section_specifier): Remove class.
1785 (Output_section::Output_section_data_by_input_section_map): Change
1786 key type to Const_section_id.
1787 (Output_section::Output_relaxed_input_section_by_input_section_map):
1789 (Output_section::Relaxation_map): Change key type to Section_id.
1791 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1793 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1794 (class Arm_v4bx_stub): New class.
1795 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1796 (Stub_factory::make_arm_v4bx_stub): New method.
1797 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1798 (Stub_table::empty): Handle v4bx stubs.
1799 (Stub_table::add_arm_v4bx_stub): New method.
1800 (Stub_table::find_arm_v4bx_stub): New method.
1801 (Arm_relocate_functions::v4bx): New method.
1802 (Target_arm::fix_v4bx): New method.
1803 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1804 (Stub_table::relocate_stubs): Likewise.
1805 (Stub_table::do_write): Likewise.
1806 (Stub_table::update_data_size_and_addralign): Likewise.
1807 (Stub_table::finalize_stubs): Likewise.
1808 (Target_arm::Scan::local): Likewise.
1809 (Target_arm::Scan::global): Likewise.
1810 (Target_arm::do_finalize_sections): Likewise.
1811 (Target_arm::Relocate::relocate): Likewise.
1812 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1814 (Target_arm::scan_reloc_for_stub): Likewise.
1815 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1817 2010-01-19 Ian Lance Taylor <iant@google.com>
1819 * output.cc (Output_section_headers::do_sized_write): Write large
1820 segment count to sh_info field.
1821 (Output_file_header::do_sized_write): For large segment count,
1822 write PN_XNUM to e_phnum field.
1824 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1826 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1827 (Arm_relocate_functions::thm_jump8): New function.
1828 (Arm_relocate_functions::thm_jump11): New function.
1829 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1831 (Target_arm::Scan::global): Likewise.
1832 (Target_arm::Relocate::relocate): Likewise.
1833 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1836 2010-01-14 Doug Kwan <dougkwan@google.com>
1838 * arm.cc (map, utility): Include headers.
1839 (Target_arm::apply_cortex_a8_workaround): New method.
1840 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1841 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1842 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1843 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1844 the --[no-]fix-cortex-a8 command line options.
1845 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1846 (Target_arm::relocate_stub): Use addend in instruction template.
1847 * options.h (DEFINE_bool): Set the user-set flag.
1848 (General_options): Add --[no-]-fix-cortex options.
1849 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1850 : Update fast look-up map after conversion.
1852 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1854 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1855 in the first pass of do_layout.
1857 2010-01-13 Doug Kwan <dougkwan@google.com>
1859 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1860 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1861 apparent compiler problem of not folding static constant integral
1862 data members of elfcpp::Elf_sizes<32>.
1864 2010-01-13 Doug Kwan <dougkwan@google.com>
1866 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1867 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1868 Arm_relobj::scan_section_for_cortex_a8_erratum,
1869 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1870 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1871 sections to scan for relocation stubs into a new method
1872 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1873 relocation and Cortex-A8 stub scanning.
1874 (Target_arm::do_relax): Force stubs to be after stubbed sections
1875 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1876 the beginning of a new relaxation pass. Update a comment.
1877 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1879 2010-01-12 Ian Lance Taylor <iant@google.com>
1881 * target-reloc.h (visibility_error): New inline function.
1882 (relocate_section): Call visibility_error.
1883 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1884 (MOSTLYCLEANFILES): Likewise.
1885 (protected_4_pic.o, protected_3.err): New targets.
1886 * testsuite/protected_4.cc: New file.
1888 2010-01-12 Doug Kwan <dougkwan@google.com>
1890 * arm.cc (Cortex_a8_reloc): New class.
1891 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1892 and cortex_a8_relocs_info_.
1893 (Target_arm::fix_cortex_a8): New method definition.
1894 (Target_arm::Cortex_a8_relocs_info): New type.
1895 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1896 New data member declarations.
1897 (Target_arm::scan_reloc_for_stub): Record information about
1898 relocations for THUMB branches that might be exempted from the
1899 Cortex-A8 workaround.
1900 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1901 at the beginning of a relaxation pass.
1903 2010-01-12 Doug Kwan <dougkwan@google.com>
1905 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1906 (Arm_relobj::Mapping_symbol_position,
1907 Arm_reloj::Mapping_symbol_position_less,
1908 Arm_relobj::Mapping_symbols_info): New types.
1909 (Target_arm::is_mapping_symbol_name): New method definition.
1910 (Arm_relobj::do_count_local_symbols): Save information about mapping
1913 2010-01-11 Doug Kwan <dougkwan@google.com>
1915 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1916 Arm_relocate_functions::thumb32_branch_upper,
1917 Arm_relocate_functions::thumb32_branch_lower,
1918 Arm_relocate_functions::thumb32_cond_branch_offset,
1919 Arm_relocate_functions::thumb32_cond_branch_upper,
1920 Arm_relocate_functions::thumb32_cond_branch_lower,
1921 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1922 branch offset encoding.
1923 (Arm_relocate_functions::thumb_branch_common): Use new branch
1924 offset encoding methods to avoid code duplication.
1925 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1926 (Stub_addend_reader::operator()): Use new branch encoding method
1927 to avoid code duplication.
1929 2010-01-11 Doug Kwan <dougkwan@google.com>
1931 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1932 (Target_arm::do_finalize_sections): Define special EXIDX section
1933 symbols only if referenced.
1934 * gc.h (Garbage_collection::add_reference): New method.
1935 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1938 2010-01-11 Ian Lance Taylor <iant@google.com>
1940 * script.cc (Version_script_info::build_expression_list_lookup):
1941 Change complaing about duplicate wildcard match from error to
1944 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1946 (Version_script_info::Version_script_info): Initialize globs_,
1947 default_version_, default_is_global_, and exact_. Don't
1948 initialize globals_ or locals_.
1949 (Version_script_info::build_lookup_tables): Build local symbols
1951 (Version_script_info::unquote): New function.
1952 (Version_script_info::add_exact_match): New function.
1953 (Version_script_info::build_expression_list_lookup): Remove lookup
1954 parameter. Add is_global parameter. Change all callers. Handle
1955 wildcard pattern specially. Unquote pattern. Call
1957 (Version_script_info::get_name_to_match): New function.
1958 (Version_script_info::get_symbol_version): New function.
1959 (Version_script_info::get_symbol_version_helper): Remove.
1960 (Version_script_info::check_unmatched_names): Call unquote.
1961 * script.h (class Version_script_info): Change get_symbol_version
1962 to be non-inline and add is_global parameter; change all callers.
1963 Rewrite symbol_is_local. Update declarations. Define struct
1964 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1965 Remove globals_ and locals_ members. Add exact_, globs_,
1966 default_version_, is_global_.
1967 (Version_script_info::Glob): Remove pattern, add expression and
1968 is_global. Update constructor. Change all callers.
1969 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1971 (Versions::symbol_section_contents): If a symbol is undefined, or
1972 defined in a dynamic object, set the version index to
1974 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1976 (Symbol_table::add_from_pluginobj): Likewise.
1977 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1979 2010-01-11 Doug Kwan <dougkwan@google.com>
1981 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1982 (incremental_dump_LDADD): Add linking option for libintl.
1983 * Makefile.in: Regenerate.
1985 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1988 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1990 * testsuite/Makefile.in: Regenerated.
1992 2010-01-10 Doug Kwan <dougkwan@google.com>
1994 * options.h (DEFINE_var): Use parentheses around argument varname__
1995 in macro body to avoid any unintended subsequent substitutions.
1997 2010-01-10 Ian Lance Taylor <iant@google.com>
1999 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2000 candidates before doing symbol resolution.
2002 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2003 ODR candidates if only one is weak.
2005 2010-01-08 Ian Lance Taylor <iant@google.com>
2007 * script.cc (Version_script_info::build_expression_list_lookup):
2008 Don't warn about ambiguous version, just record the ambiguity.
2009 (Version_script_info::get_symbol_version_helper): Give error if
2010 version is ambiguous.
2012 2010-01-08 Doug Kwan <dougkwan@google.com>
2014 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2015 prev_data_size_ and prev_addralign_. Remove initializer for
2016 deleted data member has_been_changed_.
2017 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2018 to determine if the table is empty.
2019 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2021 (Stub_table::add_reloc_stub): Define method in class definition
2022 instead of just declaring it there.
2023 (Stub_table::add_cortex_a8_stub): New method definition.
2024 (Stub_table::update_data_size_and_addralign): Ditto.
2025 (Stub_table::finalize_stubs): Ditto.
2026 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2027 (Stub_table::do_addralign_): Return address alignment in the
2028 (Stub_table::do_reset_address_and_file_offset): Define method in
2029 class definition instead of declaring it there. Set current data
2030 size to be the data size of the previous pass.
2031 (Stub_table::set_final_data_size): Use current data size as the
2033 (Stub_table::relocate_stub): Change parameter type of stub from
2034 Reloc_stub pointer to Stub pointer.
2035 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2036 (Stub_table::Cortex_a8_stub_list): New typedef.
2037 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2038 Stub_table::prev_addralign_): New data member.
2039 (Arm_relobj::Arm_relobj): Initialize data member
2040 section_has_cortex_a8_workaround_.
2041 (Arm_relobj::section_has_cortex_a8_workaround,
2042 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2044 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2046 (Target_arm::relocate_stub): Change parameter type of stub from
2047 Reloc_stub pointer to Stub pointer.
2048 (Insn_template::size, Insn_template::alignment): Handle
2049 THUMB16_SPECIAL_TYPE.
2050 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2051 Stub_table::update_data_size_and_addralign,
2052 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2054 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2055 (Stub_table::do_write): Ditto.
2056 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2058 2010-01-08 Ian Lance Taylor <iant@google.com>
2061 * symtab.h (class Symbol): Remove fields is_target_special_ and
2062 has_plt_offset_. Add field is_defined_in_discarded_section_.
2063 (Symbol::is_defined_in_discarded_section): New function.
2064 (Symbol::set_is_defined_in_discarded_section): New function.
2065 (Symbol::has_plt_offset): Rewrite.
2066 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2067 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2068 Don't initialize is_target_special_ or has_plt_offset_.
2069 Initialize is_defined_in_discarded_section_.
2070 (Symbol_table::add_from_relobj): If appropriate, set
2071 is_defined_in_discarded_section.
2072 * resolve.cc (Symbol::override_base_with_special): Don't test
2073 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2074 * target-reloc.h (relocate_section): Do special handling for
2075 symbols defined in discarded sections for global symbols as well
2078 2010-01-08 Ian Lance Taylor <iant@google.com>
2080 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2081 the SHT_SYMTAB case.
2083 2010-01-08 Ian Lance Taylor <iant@google.com>
2085 * object.cc (Sized_relobj::do_layout): Don't get confused if
2086 layout_eh_frame returns NULL.
2088 2010-01-08 Ian Lance Taylor <iant@google.com>
2091 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2092 dynamic symbol table, use the normal symbol table.
2093 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2096 2010-01-08 Ian Lance Taylor <iant@google.com>
2099 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2102 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2104 * version.cc (print_version): Change to "Copyright 2010".
2106 2010-01-08 Ian Lance Taylor <iant@google.com>
2110 * i386.cc (class Target_i386): Change return type of plt_section
2112 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2113 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2114 tls_desc_rel_ field.
2115 (Output_data_plt_i386::rel_tls_desc): New function.
2116 (Target_i386::rel_tls_desc_section): New function.
2117 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2118 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2119 R_386_TLS_DESC reloc in rel_tls_desc_section.
2120 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2121 Define struct Tlsdesc_info.
2122 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2123 (Target_x86_64::do_reloc_symbol_index): New function.
2124 (Target_x86_64::add_tlsdesc_info): New function.
2125 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2126 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2128 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2130 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2131 (Target_x86_64::rela_tlsdesc_section): New function.
2132 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2134 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2135 (Target_x86_64::do_reloc_addend): New function.
2136 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2137 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2138 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2139 (Output_reloc::type): New function.
2140 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2141 (Output_reloc::is_target_specific): New function.
2142 (Output_reloc::target_arg): New function.
2143 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2144 absolute relocs and target specific relocs.
2145 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2146 add_target_specific.
2147 (class Output_data_reloc) [SHT_RELA]: Likewise.
2148 * output.cc (Output_reloc::Output_reloc): Add four new versions
2149 for absolute relocs and target specific relocs.
2150 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2151 (Output_reloc::get_symbol_index): Likewise.
2152 (Output_reloc::local_section_offset): Check that local_sym_index_
2153 is not TARGET_CODE or 0.
2154 (Output_reloc::symbol_value): Likewise.
2155 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2157 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2158 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2160 * layout.cc (add_target_dynamic_tags): Use output section for
2161 DT_PLTRELSZ and DT_JMPREL.
2163 2010-01-07 Ian Lance Taylor <iant@google.com>
2166 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2168 (class Output_data_reloc_generic): Define.
2169 (class Output_data_reloc_base): Change base class to
2170 Output_data_reloc_generic. Change add() method to call
2171 bump_relative_reloc_count for a relative reloc. Remove
2173 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2175 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2176 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2178 * layout.h (class Layout): Update declaration.
2180 2010-01-07 Ian Lance Taylor <iant@google.com>
2182 * output.h (class Output_data): Add const version of
2183 output_section and do_output_section.
2184 (class Output_section_data): Add const version of
2186 (class Output_section): Likewise.
2187 * layout.cc (Layout::add_target_dynamic_tags): New function.
2188 * layout.h (class Layout): Update declarations.
2189 * arm.cc (Target_arm::do_finalize_sections): Use
2190 add_target_dynamic_tags.
2191 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2192 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2193 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2194 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2196 2010-01-07 Ian Lance Taylor <iant@google.com>
2199 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2202 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2203 Ian Lance Taylor <iant@google.com>
2206 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2207 Xindex::read_symtab_xindex.
2209 2010-01-07 Doug Kwan <dougkwan@google.com>
2211 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2212 (Insn_template::thumb16_bcond_insn): New method declaration.
2213 (Insn_template): Fix spelling.
2214 (Stub::thumb16_special): New method declaration.
2215 (Stub::do_write): Define virtual method which was previously pure
2217 (Stub::do_thumb16_special): New method declaration.
2218 (Stub::do_fixed_endian_write): New template member.
2219 (Reloc_stub::do_write): Remove.
2220 (Reloc_stub::do_fixed_endian_write): Remove.
2221 (Cortex_a8_stub): New class definition.
2222 (Stub_factory::make_cortex_a8_stub): New method definition.
2223 (Stub_factory::Stub_factory): Add missing static storage class
2224 qualifier for elf32_arm_stub_a8_veneer_blx.
2226 2010-01-07 Ian Lance Taylor <iant@google.com>
2229 * options.h (class General_options): Add --warn-unresolved-symbols
2230 and --error-unresolved-symbols.
2231 * errors.cc (Errors::undefined_symbol): Implement
2232 --warn-unresolved-symbols.
2234 * options.h (class General_options): Add -z text and -z textoff.
2235 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2237 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2239 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2240 (Garbage_collection::cident_sections): New function.
2241 (Garbage_collection::add_cident_section): New function.
2242 (Garbage_collection::cident_sections_): New member.
2243 (gc_process_relocs): Add references to sections whose names are C
2245 * gold.h (cident_section_start_prefix): New constant.
2246 (cident_section_stop_prefix): New constant.
2247 (is_cident): New function.
2248 * layout.cc (Layout::define_section_symbols): Replace string constants
2249 with the newly defined constants.
2250 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2252 * testsuite/Makefile.am: Add gc_orphan_section_test.
2253 * testsuite/Makefile.in: Regenerate.
2254 * testsuite/gc_orphan_section_test.cc: New file.
2255 * testsuite/gc_orphan_section_test.sh: New file.
2257 2010-01-06 Ian Lance Taylor <iant@google.com>
2260 * options.h (class General_options): Add --warn-shared-textrel.
2261 * layout.cc (Layout::finish_dynamic_section): Implement
2262 --warn-shared-textrel.
2265 * options.h (class General_options): Add --warn-multiple-gp.
2267 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2269 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2270 $(THREADSLIB) and $(LIBDL).
2271 * Makefile.in: Rebuild.
2273 2010-01-06 Ian Lance Taylor <iant@google.com>
2276 * options.cc (General_options::parse_section_start): New function.
2277 (General_options::section_start): New function.
2278 (General_options::General_options): Initialize all members.
2279 * options.h: Include <map>
2280 (class General_options): Add --section-start. Add section_starts_
2282 * layout.cc (Layout::attach_allocated_section_to_segment): If
2283 --section-start was used, set the address of the segment. Remove
2284 local sort_sections.
2285 (Layout::relaxation_loop_body): If the address of the load segment
2286 has been set by --section-start, don't use it.
2287 * output.h (Output_segment::update_flags_for_output_section): New
2289 * output.cc (Output_segment::add_output_section): Call
2290 update_flags_for_output_section.
2292 2010-01-05 Ian Lance Taylor <iant@google.com>
2295 * options.h (class General_options): Add --undefined-version.
2296 * script.cc (struct Version_expression): Add was_matched_by_symbol
2298 (Version_script_info::matched_symbol): New function.
2299 (Version_script_info::get_symbol_version_helper): Call
2301 (Version_script_info::check_unmatched_names): New function.
2302 * script.h (class Version_script_info): Update declarations.
2303 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2305 * options.h (class General_options): Use DEFINE_bool_alias for
2306 allow_multiple_definition.
2307 * resolve.cc (Symbol_table::should_override): Don't test
2308 allow_multiple_definition.
2311 * options.h (class General_options): Add --cref.
2312 * main.cc (main): Print cref table if --cref. Don't close mapfile
2313 until after printing cref table.
2314 * cref.cc: Include "symtab.h".
2315 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2316 (Cref_table_compare::operator()): New function.
2317 (Cref_inputs::gather_cref): New function.
2318 (filecol): New static const.
2319 (Cref_inputs::print_cref): New function.
2320 (Cref::print_cref): New function.
2321 * cref.h: Include <cstdio>.
2322 (class Cref): Update declarations.
2323 * mapfile.h (Mapfile::file): New function.
2324 * object.h (class Object): Define Symbols. Declare virtual
2325 do_get_global_symbols.
2326 (Object::get_global_symbols): New function.
2327 * object.cc (Input_objects::add_object): Pass object to cref_ if
2329 (Input_objects::archive_start): Likewise.
2330 (Input_objects::archive_stop): Likewise.
2331 (Input_objects::print_cref): New function.
2332 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2333 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2335 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2337 * plugin.h (class Sized_pluginobj): Update declarations.
2339 2010-01-05 Ian Lance Taylor <iant@google.com>
2341 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2342 to is_default_version. Rename insdef to insdefault.
2343 (Symbol_table::add_from_relobj): Rename def to is_default_version
2344 and local to is_forced_local.
2345 (Symbol_table::add_from_pluginobj): Likewise.
2346 (Symbol_table::add_from_dynobj): Likewise.
2347 (Symbol_table::define_special_symbol): Rename insdef to
2350 2010-01-04 Ian Lance Taylor <iant@google.com>
2353 * options.h (class General_options): Add
2354 --allow-multiple-definition and -z muldefs.
2355 * resolve.cc (Symbol_table::should_override): Don't warn about a
2356 multiple symbol definition if --allow-multiple-definition or -z
2360 * options.h (class General_options): Add --add-needed and
2361 --copy-dt-needed-entries. Tweak --as-needed help entry.
2362 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2363 error if --copy-dt-needed-entries aka --add-needed is used and
2364 would cause a change in behaviour.
2367 * options.h (class General_options): Add -G as a short version of
2368 --shared. Add no-op options -assert, -g, and -i.
2370 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2372 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2373 check for .text or .gnu.linkonce.t sections.
2374 * icf.cc (Icf::find_identical_sections): Ditto.
2375 Change the detection for mangled function name within the section
2377 * icf.h (is_section_foldable_candidate): New function.
2379 2009-12-30 Ian Lance Taylor <iant@google.com>
2382 * options.h (class General_options): Permit two dashes with
2383 --retain-symbols-file.
2385 2009-12-30 Ian Lance Taylor <iant@google.com>
2388 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2389 don't put the file header and segment headers in the text
2393 * common.cc (Sort_commons::operator()): Stabilize sort when both
2395 (Symbol_table::do_allocate_commons_list): When allocating common
2396 symbols, skip a symbol which is no longer common.
2397 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2398 an object before checking its type.
2399 * testsuite/common_test_2.c: New file.
2400 * testsuite/common_test_3.c: New file.
2401 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2402 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2403 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2404 (common_test_2_pic.o, common_test_2.so): New targets.
2405 (common_test_3_pic.o, common_test_3.so): New targets.
2406 * testsuite/Makefile.in: Rebuild.
2409 * script.cc (read_input_script): If we see a new SECTIONS clause,
2410 and we have added an input section, give an error.
2411 * layout.h (class Layout): Add have_added_input_section function.
2412 Add have_added_input_section_ field.
2413 * layout.cc (Layout::Layout): Initialize
2414 have_added_input_section_.
2415 (Layout::layout): Set have_added_input_section_.
2416 (Layout::layout_eh_frame): Likewise.
2418 2009-12-30 Ian Lance Taylor <iant@google.com>
2421 * options.h (class General_options): Add --sort-common option.
2422 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2423 * common.cc (Sort_common): Add sort_order parameter to
2424 constructor. Add sort_order_ field.
2425 (Sort_commons::operator): Check sort_order_.
2426 (Symbol_table::allocate_commons): Determine the sort order.
2427 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2429 (Symbol_table::do_allocate_commons_list): Likewise.
2431 2009-12-30 Ian Lance Taylor <iant@google.com>
2434 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2435 symbols from this object, don't change the visibility of an
2437 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2439 2009-12-30 Ian Lance Taylor <iant@google.com>
2442 * script.h (class Version_script_info): Define Language enum.
2443 Update declarations. Define Glob, Exact, and Lookup types. Add
2444 new fields globals_, locals_, and is_finalized_.
2445 * script.cc: Various formatting fixes.
2446 (class Parser_closure): Change language_stack_ from a vector of
2447 std::string to one of Version_script_info::Language. Adjust all
2449 (class Lazy_demangler): Remove.
2450 (struct Version_expression): Change language from std::string to
2451 Version_script_info::Language.
2452 (Version_script_info::Version_script_info): New function.
2453 (Version_script_info::~Version_script_info): Don't call clear.
2454 (Version_script_info::finalize): New function.
2455 (Version_script_info::build_lookup_tables): New function.
2456 (Version_script_info::build_expression_list_lookup): New
2458 (Version_script_info::get_symbol_version_helper): Rewrite to use
2460 (Version_script_info::print_expression_list): Adjust to use
2461 Version_script_info::Language.
2462 (script_push_lex_into_version_mode): Check that the version script
2463 has not been finalized.
2464 (version_script_push_lang): Change language string to
2465 Version_script_info::Language.
2466 * options.cc (Command_line::version_script): New function.
2467 * options.h (class General_options): Add finalize_dynamic_list
2468 function. Change version_script from declaration to definition.
2469 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2470 * testsuite/version_script.map: Remove duplicate def of foo.
2471 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2473 * testsuite/Makefile.in: Rebuild.
2475 2009-12-30 Ian Lance Taylor <iant@google.com>
2478 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2479 if the input symbol index is 0, make the output symbol index 0.
2481 2009-12-30 Ian Lance Taylor <iant@google.com>
2484 * options.h (class General_options): Add -x/--discard-all.
2485 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2486 --discard-all. If the local symbol needs a dynamic entry, check
2487 that before handling --discard-locals.
2489 2009-12-30 Ian Lance Taylor <iant@google.com>
2492 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2494 (Output_segment::add_output_section): Don't change the flags if
2498 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2499 GNU hash table if they need a dynamic value. Otherwise, don't add
2500 them if they are defined in a dynamic object or are forced local.
2502 2009-12-29 Ian Lance Taylor <iant@google.com>
2505 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2506 .gnu.hash table for a 32-bit target.
2509 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2510 regular and a dynamic object only needs a dynamic symbol table
2511 entry if it is externally visible.
2514 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2515 constructor. Add global_offset_table_ field.
2516 (Target_i386::got_section): Set global_offset_table_.
2517 (Target_i386::do_finalize_sections): Set global_offset_table_
2519 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2520 in constructor. Add global_offset_table_ field.
2521 (Target_x86_64::got_section): Set global_offset_table_.
2522 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2525 * layout.cc (Layout::Layout): Initialize increase_relro_.
2526 (Layout::get_output_section): Add is_relro, is_last_relro, and
2527 is_first_non_relro parameters. Change all callers.
2528 (Layout::choose_output_section): Likewise.
2529 (Layout::add_output_section_data): Likewise.
2530 (Layout::make_output_section): Likewise.
2531 (Layout::set_segment_offsets): Clear increase_relro when using a
2533 * layout.h (class Layout): Add increase_relro method. Add
2534 increase_relro_ field. Update declarations.
2535 * output.cc (Output_section::Output_section): Initialize
2536 is_last_relro_ and is_first_non_relro_.
2537 (Output_segment::add_output_section): Group relro sections is
2538 do_sort is true. Handle is_last_relro and is_first_non_relro.
2539 (Output_segment::maximum_alignment): Remove relro handling.
2540 (Output_segment::set_section_addresses): Add increase_relro
2541 parameter. Change all callers. Add initial alignment to align
2542 relro sections on separate page. Remove old relro handling.
2543 (Output_segment::set_section_list_addresses): Remove in_relro
2544 parameter. Change all callers.
2545 (Output_segment::set_offset): Add increase parameter. Change all
2546 callers. Remove old relro handling.
2547 * output.h (class Output_section): Add new methods: is_last_relro,
2548 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2549 Add is_last_relro_ and is_first_non_relro_ fields.
2550 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2551 Create separate .got.plt section. Call increase_relro.
2552 * x86_64.cc (Target_x86_64::got_section): Likewise.
2553 * testsuite/relro_script_test.t: Add .got.plt.
2556 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2557 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2558 (Layout::finalize): Call set_dynamic_symbol_size.
2559 (Layout::set_dynamic_symbol_size): New function.
2560 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2561 set_dynamic_symbol_size.
2564 * output.h (class Output_section): Add is_entsize_zero_ field.
2565 * output.cc (Output_section::Output_section): Initialize
2567 (Output_section::set_entsize): If two different entsizes are
2568 requested, force it to zero.
2569 (Output_section::add_input_section): Set flags for .debug_str
2570 before updating section flags. Set entsize.
2571 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2572 and SHF_STRING if all input sections have those flags.
2574 2009-12-29 Rafael Espindola <espindola@google.com>
2576 * main.cc (main): Fix the sys time reporting.
2577 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2580 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2582 * options.cc (General_options::parse_version): Allow -v to exit
2583 without an error if there is nothing to link.
2585 2009-12-29 Ian Lance Taylor <iant@google.com>
2587 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2588 using a version of gcc before 4.1.
2589 * configure: Rebuild.
2591 2009-12-28 Chris Demetriou <cgd@google.com>
2593 * attributes.cc (Output_attributes_section_data::do_write): Use
2594 std::vector::front rather than std::vector::data.
2596 2009-12-28 Ian Lance Taylor <iant@google.com>
2598 * symtab.h (class Symbol_table): Add enum Defined.
2599 * resolve.cc (Symbol_table::should_override): Add defined
2600 parameter. Change all callers. Test whether object is NULL
2601 before calling a method on it.
2602 (Symbol_table::report_resolve_problem): Add defined parameter.
2604 (Symbol_table::should_override_with_special): Likewise.
2605 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2606 parameter. Change all callers.
2607 (Symbol_table::do_define_in_output_data): Likewise.
2608 (Symbol_table::define_in_output_segment): Likewise.
2609 (Symbol_table::do_define_in_output_segment): Likewise.
2610 (Symbol_table::define_as_constant): Likewise.
2611 (Symbol_table::do_define_as_constant): Likewise.
2612 * script.h (class Symbol_assignment): Add is_defsym parameter to
2613 constructor; change all callers.
2614 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2615 parameter. Change all callers. Add is_defsym_ field.
2616 (class Parser_closure): Add parsing_defsym parameter to
2617 constructor; change all callers. Add parsing_defsym accessor
2618 function. Add parsing_defsym_ field.
2620 2009-12-28 Ian Lance Taylor <iant@google.com>
2622 * gold.cc (queue_middle_tasks): Fix formatting.
2623 * object.cc (Relobj::is_section_name_included): Likewise.
2625 2009-12-23 Ian Lance Taylor <iant@google.com>
2627 * i386.cc (Target_i386::do_calls_non_split): Recognize
2628 -fsplit-stack prologue for a function with a static chain.
2629 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2630 -fsplit-stack prologue when using %r11.
2632 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2634 * options.cc (General_options::parse_version): Make -v continue and do
2635 the link like GNU ld does.
2637 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2639 * Makefile.am (CCFILES): Add timer.cc.
2640 (HFILES): Add timer.h.
2641 * configure.ac: Check for sysconf and times.
2642 * main.cc: include timer.h.
2643 (main): Use Timer instead of get_run_time.
2646 * workqueue.cc: include timer.h.
2647 (Workqueue::find_and_run_task):
2648 Report user, sys and wall time.
2649 * Makefile.in: Regenerate.
2650 * config.in: Regenerate.
2651 * configure: Regenerate.
2653 2009-12-16 Doug Kwan <dougkwan@google.com>
2655 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2657 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2658 relaxed input sections.
2659 * output.cc (Output_section::find_relaxed_input_section): Change
2660 return type to Output_relaxed_input_section pointer. Adjust code
2661 for new type of relaxed_input_section_map_.
2662 * output.h (Output_section::find_relaxed_input_section): Change
2663 return type to Output_relaxed_input_section pointer.
2664 (Output_section::Output_relaxed_input_section_by_input_section_map):
2666 (Output_section::relaxed_input_section_map_): Change type to
2667 Output_section::Output_relaxed_input_section_by_input_section_map.
2668 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2671 2009-12-15 Ian Lance Taylor <iant@google.com>
2673 * layout.cc (Layout::create_shstrtab): Only write out after input
2674 sections if we are compressing debug sections.
2676 2009-12-15 Ian Lance Taylor <iant@google.com>
2678 * archive.cc (Archive::add_symbols): Only look up a symbol without
2679 a version if there is, in fact, a version.
2681 2009-12-14 Ian Lance Taylor <iant@google.com>
2683 Revert -Wshadow changes, all changes from:
2684 2009-12-11 Doug Kwan <dougkwan@google.com>
2685 2009-12-11 Nick Clifton <nickc@redhat.com>
2686 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2688 2009-12-11 Doug Kwan <dougkwan@google.com>
2690 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2692 * attributes.cc (Object_attribute::size): Ditto.
2693 (Attributes_section_data::size): Ditto.
2694 (Attributes_section_data::Attributes_section_data): Ditto.
2695 (Output_attributes_section_data::do_write): Ditto.
2696 * attributes.h (Object_attribute::set_type): Ditto.
2697 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2699 2009-12-11 Nick Clifton <nickc@redhat.com>
2701 * archive.cc: Fix shadowed variable warnings.
2703 * compressed_output.cc: Likewise.
2704 * compressed_output.h: Likewise.
2705 * configure: Likewise.
2706 * dwarf_reader.cc: Likewise.
2707 * dynobj.cc: Likewise.
2708 * dynobj.h: Likewise.
2709 * ehframe.cc: Likewise.
2710 * ehframe.h: Likewise.
2711 * errors.cc: Likewise.
2712 * expression.cc: Likewise.
2713 * fileread.cc: Likewise.
2714 * fileread.h: Likewise.
2715 * freebsd.h: Likewise.
2716 * i386.cc: Likewise.
2718 * incremental.h: Likewise.
2719 * layout.cc: Likewise.
2720 * layout.h: Likewise.
2721 * mapfile.cc: Likewise.
2722 * merge.cc: Likewise.
2723 * merge.h: Likewise.
2724 * object.cc: Likewise.
2725 * object.h: Likewise.
2726 * options.h: Likewise.
2727 * output.cc: Likewise.
2728 * output.h: Likewise.
2729 * parameters.cc: Likewise.
2730 * plugin.cc: Likewise.
2731 * powerpc.cc: Likewise.
2732 * reduced_debug_output.cc: Likewise.
2733 * reduced_debug_output.h: Likewise.
2734 * reloc.cc: Likewise.
2735 * reloc.h: Likewise.
2736 * resolve.cc: Likewise.
2737 * script-sections.cc: Likewise.
2738 * script.cc: Likewise.
2739 * script.h: Likewise.
2740 * sparc.cc: Likewise.
2741 * symtab.cc: Likewise.
2742 * symtab.h: Likewise.
2743 * target-select.cc: Likewise.
2744 * target-select.h: Likewise.
2745 * token.h: Likewise.
2746 * workqueue.cc: Likewise.
2747 * workqueue.h: Likewise.
2748 * x86_64.cc: Likewise.
2750 2009-12-10 Doug Kwan <dougkwan@google.com>
2752 * arm.cc (attributes.h): New include.
2753 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2754 (Arm_relobj::~Arm_relobj): Delete object pointed by
2755 attributes_section_data_.
2756 (Arm_relobj::attributes_section_data): New method definition.
2757 (Arm_relobj::attributes_section_data_): New data member declaration.
2758 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2759 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2760 attributes_section_data_.
2761 (Arm_dynobj::attributes_section_data): New method definition.
2762 (Arm_dynobj::attributes_section_data_): New data member declaration.
2763 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2764 initialization value of may_use_blx_ to false.
2765 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2766 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2767 object attributes to compute results instead of hard-coding.
2768 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2769 Target_arm::get_secondary_compatible_arch,
2770 Target_arm::set_secondary_compatible_arch
2771 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2772 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2773 New method declarations.
2774 (Target_arm::get_aeabi_object_attribute): New method definition.
2775 (Target_arm::attributes_section_data_): New data member declaration.
2776 (read_arm_attributes_section): New template definition.
2777 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2778 (Arm_dynobj::do_read_symbols): Ditto.
2779 (Target_arm::do_finalize_sections): Merge attributes sections from
2780 input. Check for BLX use after attributes section merging.
2781 Fix __exidx_start and __exidx_end visibility. Create an
2782 .ARM.attributes section if necessary.
2783 (Target_arm::get_secondary_compatible_arch,
2784 Target_arm::set_secondary_compatible_arch,
2785 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2786 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2787 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2788 New method definitions.
2790 2009-12-09 Ian Lance Taylor <iant@google.com>
2792 * plugin.cc (Plugin::load): Don't cast from void* to a function
2795 2009-12-09 Ian Lance Taylor <iant@google.com>
2797 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2800 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2802 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2803 Replace two_file_shared_1.so with two_file_shared_2.so.
2804 * testsuite/Makefile.in: Regenerated.
2806 2009-12-08 Doug Kwan <dougkwan@google.com>
2808 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2809 (HFILES): Add attributes.h and int_encoding.h.
2810 * Makefile.in: Regenerate.
2811 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2812 function definitions to int_encoding.cc
2813 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2814 prototypes to int_encoding.h
2815 * reduced_debug_output.cc (int_encoding.h): New include.
2816 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2817 function definitions to int_encoding.cc
2818 (insert_into_vector, read_from_pointer): Move template definitions to
2820 * attributes.cc: New file.
2821 * attributes.h: New file.
2822 * int_encoding.cc: New file.
2823 * int_encoding.h: New file.
2825 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2828 * incremental-dump.cc (dump_incremental_inputs): New.
2829 (main): Use dump_incremental_inputs.
2831 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2834 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2835 checking elfcpp::STT_FUNC.
2836 (Target_i386::Relocate::relocate): Likewise.
2837 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2839 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2840 symbols from shared libraries into normal FUNC symbols.
2842 * symtab.h (Symbol): Add is_func and use it.
2844 2009-12-05 Doug Kwan <dougkwan@google.com>
2846 * arm.cc (Target_arm::arm_info): Initialize new fields
2847 attributes_section and attributes_vendor.
2848 * i386.cc (Target_i386::i386_info): Same.
2849 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2850 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2851 fields attributes_section and attributes_vendor.
2852 * sparc.cc (Target_sparc::sparc_info): Same.
2853 * target.h (Target::attributes_section, Target::attributes_vendor,
2854 Target::is_attributes_section, Target::attribute_arg_type,
2855 Target::attributes_order): New method definitions.
2856 (Target::Target_info::attributes_section,
2857 Target::Target_info::attributes_vendor): New fields.
2858 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2859 virtual method definitions.
2860 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2861 attributes_section and attributes_vendor.
2862 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2864 2009-12-05 Doug Kwan <dougkwan@google.com>
2866 * arm.cc: Update comments about interworking and stub generation.
2867 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2868 considered as non-PIC.
2869 (Arm_relocate_functions::base_abs): Fix formatting.
2870 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2871 of function to use GOT entry address instead of offset.
2872 (Target_arm::Scan::global): Issue an error if a symbol would need a
2873 PLT does not get one because it is untyped. Remove code to create
2874 dynamic symbols for relative branches.
2875 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2876 takes unsigned integer instead of boolean.
2878 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2880 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2881 (two_file_test_LDADD): Likewise.
2882 (common_test_1_LDADD): Likewise.
2883 (exception_test_LDADD) Likewise.
2884 (weak_test_LDADD): Likewise.
2885 (many_sections_test_LDADD): Likewise.
2886 (initpri1_LDADD): Likewise.
2887 (script_test_1_LDADD): Likewise.
2888 (script_test_2_LDADD): Likewise.
2889 (justsyms_LDADD): Likewise.
2890 (binary_test_LDADD): Likewise.
2891 (large_LDADD): Likewise.
2892 * testsuite/Makefile.in: Regenerated.
2894 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2896 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2897 (Symbol_table::override_with_special): Likewise.
2898 (Symbol_table::add_from_object): Likewise.
2900 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2902 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2903 Don't set the data_offset twice.
2905 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2907 * testsuite/Makefile.in: Regenerate.
2909 2009-12-03 Doug Kwan <dougkwan@google.com>
2911 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2912 (Target_arm::do_finalize_sections): Add parameter for symbol table
2913 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2914 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2915 parameter for symbol table pointer.
2916 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2917 an additional parameter for a pointer to symbol table.
2918 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2919 parameter for a symbol table pointer.
2920 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2921 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2923 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2924 parameter for a symbol table pointer.
2926 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2928 * incremental.cc (Incremental_inputs_header)
2929 (Incremental_inputs_header_write, Incremental_inputs_entry)
2930 (Incremental_inputs_entry_write): Move ...
2931 * incremental.h (Incremental_inputs_header)
2932 (Incremental_inputs_header_write, Incremental_inputs_entry)
2933 (Incremental_inputs_entry_write): here.
2935 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2937 * incremental.cc (make_sized_incremental_binary): Set the target.
2938 Error if it is incompatible.
2939 * output.h (Output_file): Add filename method.
2941 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2943 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2944 from the get_* methods.
2946 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2948 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2949 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2950 Write 0 for the data_offset of scripts.
2952 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2954 * testsuite/Makefile.am: Add the incremental_test.sh test.
2955 * testsuite/incremental_test.sh: New.
2956 * testsuite/incremental_test_1.c: New.
2957 * testsuite/incremental_test_2.c: New.
2959 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2961 * incremental-dump.cc (main): Fix typos.
2963 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2966 * incremental-dump.cc (main): Use llu to print 64 bit values.
2968 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2969 H.J. Lu <hongjiu.lu@intel.com>
2971 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2973 (incremental_dump_LDADD): Likewise.
2974 * Makefile.in: Regenerated.
2976 2009-11-25 Doug Kwan <dougkwan@google.com>
2980 2009-11-25 Doug Kwan <dougkwan@google.com>
2982 * arm.cc (Target_arm::Target_arm): Move method definition
2983 outside of class definition. Add code to handle
2984 --target1-rel, --target1-abs and --target2= options.
2985 (Target_arm::get_reloc_reloc_type): Change method to be
2986 non-static and const.
2987 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2988 New data member declaration.
2989 (Target_arm::Scan::local, Target_arm::Scan::global,
2990 Target_arm::Relocate::relocate,
2991 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2992 Adjust call to Target_arm::get_real_reloc_type.
2993 (Target_arm::get_real_reloc_type): Use command line options
2994 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2995 * options.h (--target1-rel, --target1-abs, --target2): New
2998 2009-11-25 Doug Kwan <dougkwan@google.com>
3000 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3001 class definition. Add code to handle --target1-rel, --target1-abs
3002 and --target2= options.
3003 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3005 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3007 (Target_arm::Scan::local, Target_arm::Scan::global,
3008 Target_arm::Relocate::relocate,
3009 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3010 call to Target_arm::get_real_reloc_type.
3011 (Target_arm::get_real_reloc_type): Use command line options to
3012 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3013 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3016 2009-11-25 Doug Kwan <dougkwan@google.com>
3018 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3019 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3020 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3022 (Arm_relocate_functions::thm_call): Replace body with a call to
3023 Arm_relocate_functions::thumb_branch_common.
3024 (Arm_relocate_functions::thm_jump24,
3025 Arm_relocate_functions::thm_xpc22): New method definitions.
3026 (Arm_relocate_functions::thumb_branch_common): New method definition.
3027 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3029 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3030 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3032 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3034 * Makefile.am: Build incremental-dump
3035 * Makefile.in: Regenerate.
3036 * incremental-dump.cc: New.
3037 * incremental.cc (Incremental_inputs_header_data,
3038 Incremental_inputs_entry_data): Move to incremental.h
3039 * incremental.h: (Incremental_inputs_header_data,
3040 Incremental_inputs_entry_data): Move from incremental.cc
3042 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3044 * incremental.cc (Incremental_inputs_header,
3045 Incremental_inputs_header_write, Incremental_inputs_entry,
3046 Incremental_inputs_entry_write): Add a typedef with the data type.
3048 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3050 * incremental.cc (Incremental_inputs_header,
3051 Incremental_inputs_header_write, Incremental_inputs_entry,
3052 Incremental_inputs_entry_write): Update comment about which
3053 type has the filed descriptions.
3055 2009-11-15 Doug Kwan <dougkwan@google.com>
3057 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3058 (Arm_relocate_functions::arm_branch_common): Change method defintion
3059 in class definition to a method declaration and update list of formal
3061 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3062 Arm_relocation_functions::jump24): Adjust call to
3063 Arm_relocate_functions::arm_branch_common. Update list of formal
3065 (Arm_relocate_functions::xpc25): New method definition.
3066 (Arm_relocate_functions::arm_branch_common): Move method defintion
3067 out from class definition. Use stubs for mode-switching and extending
3069 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3070 specially. Change code to enable use of stubs in ARM branches.
3072 2009-11-10 Doug Kwan <dougkwan@google.com>
3074 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3075 in method declaration.
3076 (Target_arm::relocate_stub): New method declaration.
3077 (Target_arm::default_target): Change to return a pointer instead of
3079 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3080 Target_arm::default_target.
3081 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3083 (Target_arm::relocate_section): Adjust view.
3084 (Target_arm::relocate_stub): New method definition.
3086 2009-11-10 Doug Kwan <dougkwan@google.com>
3088 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3090 * incremental.cc (open_incremental_binary): Initialized local
3091 variables to avoid warnings.
3092 * object.cc (make_elf_object): Ditto.
3093 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3096 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3099 * testsuite/plugin_test.c: Include "config.h".
3101 2009-11-09 Doug Kwan <dougkwan@google.com>
3103 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3104 (arm_symbol_value): Remove.
3105 (Arm_relocate_functions::arm_branch_common,
3106 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3107 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3108 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3109 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3110 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3111 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3112 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3113 Arm_relocate_functions::thm_mobw_abs_nc,
3114 Arm_relocate_functions::thm_mov_abs,
3115 Arm_relocate_functions::movw_prel_nc,
3116 Arm_relocate_functions::thm_movt_abs,
3117 Arm_relocate_functions::movt_prel,
3118 Arm_relocate_functions::thm_movw_prel_nc,
3119 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3120 (Target_arm::Relocate::relocate): Only decompose address into two
3121 parts if relocation type uses the thumb-bit and pass the actual
3122 bit instead of a flag indicating that the thumb-bit is used. Adjust
3123 calls to methods in Arm_relocate_functions for this change.
3125 2009-11-08 Ian Lance Taylor <iant@google.com>
3128 * reloc.cc: Instantiate
3129 Sized_relobj::initialize_input_to_output_maps and
3130 Sized_relobj:free_input_to_output_maps.
3132 2009-11-06 Ian Lance Taylor <iant@google.com>
3135 * defstd.cc (in_segment): Set only_if_ref true for "end".
3137 2009-11-06 Doug Kwan <dougkwan@google.com>
3139 * arm.cc (class Reloc_stub): Correct a comment.
3140 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3141 (Target_arm::scan_section_for_stubs): New method declaration.
3142 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3143 Change methods from private to protected.
3144 (Target_arm::do_may_relax): New method definition.
3145 (Target_arm::do_relax, Target_arm::group_sections,
3146 Target_arm::scan_reloc_for_stub,
3147 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3148 (Target_arm::arm_input_section_map_): New data member declaration.
3149 (Target_arm::scan_reloc_for_stub,
3150 Target_arm::scan_reloc_section_for_stubs,
3151 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3152 Target_arm::do_relax): New method definitions.
3154 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3156 * configure.ac: Check for (struct stat)::st_mtim
3157 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3158 * config.in: Regenerate.
3159 * configure: Regenerate.
3161 2009-11-05 Ian Lance Taylor <iant@google.com>
3164 * output.cc (Output_segment::add_output_section): Add missing
3167 2009-11-04 Ian Lance Taylor <iant@google.com>
3170 * object.h (class Object): Add is_needed and set_is_needed
3171 methods. Add is_needed_ field. Make bool fields into bitfields.
3172 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3173 defined in a dynamic object and referenced by a regular object,
3174 set is_needed for the dynamic object.
3175 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3176 if the file is marked with as_needed and it is not needed.
3178 2009-11-04 Ian Lance Taylor <iant@google.com>
3181 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3182 tags if data is discarded by linker script.
3183 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3184 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3185 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3186 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3188 2009-11-04 Ian Lance Taylor <iant@google.com>
3190 * layout.cc (Layout::get_output_section): Add is_interp and
3191 is_dynamic_linker_section parameters. Change all callers.
3192 (Layout::choose_output_section): Likewise.
3193 (Layout::make_output_section): Likewise.
3194 (Layout::add_output_section_data): Add is_dynamic_linker_section
3195 parameter. Change all callers.
3196 * layout.h (class Layout): Update declarations.
3197 * output.h (class Output_section): Add is_interp, set_is_interp,
3198 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3199 Add is_interp_, is_dynamic_linker_section_ fields. Change
3200 generate_code_fills_at_write_ to a bitfield.
3201 * output.cc (Output_section::Output_sections): Initialize new
3203 (Output_segment::add_output_section): Add do_sort parameter.
3206 2009-11-03 Ian Lance Taylor <iant@google.com>
3209 * options.h (class General_options): Add --warn-common.
3210 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3211 merging two common symbols.
3212 (Symbol_table::should_override): Handle --warn-common when merging
3213 a common symbol with a defined symbol. Use report_resolve_problem
3214 for multiple definitions.
3215 (Symbol_table::report_resolve_problem): New function.
3216 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3218 2009-11-03 Doug Kwan <dougkwan@google.com>
3220 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3222 (Target_arm::stub_factory): New method definition.
3223 (Target_arm::new_arm_input_section,
3224 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3225 Target_arm::reloc_uses_thumb_bit): New method declarations.
3226 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3227 New type definitions.
3228 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3229 member declarations.
3230 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3231 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3232 New method definitions.
3234 2009-11-03 Ian Lance Taylor <iant@google.com>
3236 * options.h (class General_options): Add --warn_constructors.
3238 2009-11-03 Ian Lance Taylor <iant@google.com>
3241 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3242 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3244 2009-11-03 Ian Lance Taylor <iant@google.com>
3247 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3248 --msgid-bugs-address.
3249 (install-pdf): New target.
3250 (install-data_yes): Look up one directory to find mkinstalldirs.
3252 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3254 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3257 2009-10-30 Doug Kwan <dougkwan@google.com>
3259 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3261 2009-10-30 Doug Kwan <dougkwan@google.com>
3263 * arm.cc (Stub_addend_reader): New struct template definition
3264 and partial specializations.
3265 (Stub_addend_reader::operator()): New method definition for a
3266 partially specialized template.
3268 2009-10-30 Doug Kwan <dougkwan@google.com>
3270 * arm.cc (Arm_relobj::processor_specific_flags): New method
3272 (Arm_relobj::do_read_symbols): New method declaration.
3273 (Arm_relobj::processor_specific_flags_): New data member declaration.
3274 (Arm_dynobj): New class definition.
3275 (Target_arm::do_finalize_sections): Add input_objects parameter.
3276 (Target_arm::do_adjust_elf_header): New method declaration.
3277 (Target_arm::are_eabi_versions_compatible,
3278 (Target_arm::merge_processor_specific_flags): New method declaration.
3279 (Target_arm::do_make_elf_object): New overloaded method definitions
3281 (Arm_relobj::do_read_symbols): New method definition.
3282 (Arm_dynobj::do_read_symbols): Ditto.
3283 (Target_arm::do_finalize_sections): Add input_objects parameters.
3284 Merge processor-specific flags from all input objects.
3285 (Target_arm::are_eabi_versions_compatible,
3286 Target_arm::merge_processor_specific_flags,
3287 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3288 New method definitions.
3289 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3290 Input_objects pointer type parameter.
3291 * layout.cc (Layout::finalize): Pass input objects to target's.
3292 finalize_sections function.
3293 * output.cc (Output_file_header::do_sized_write): Set ELF file
3294 header's processor-specific flags.
3295 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3296 Input_objects pointer type parameter.
3297 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3298 * target.h (Input_objects): New forward class declaration.
3299 (Target::processor_specific_flags,
3300 Target::are_processor_specific_flags_sect): New method definitions.
3301 (Target::finalize_sections): Add input_objects parameter.
3302 (Target::Target): Initialize processor_specific_flags_ and
3303 are_processor_specific_flags_set_.
3304 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3306 (Target::set_processor_specific_flags): New method definition.
3307 (Target::processor_specific_flags_,
3308 Target::are_processor_specific_flags_set_): New data member
3310 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3311 Input_objects pointer type parameter.
3313 2009-10-30 Doug Kwan <dougkwan@google.com>
3315 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3317 2009-10-28 Ian Lance Taylor <iant@google.com>
3319 * object.h (class Relobj): Drop options parameter from
3320 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3321 do_scan_relocs, do_relocate. Change all callers.
3322 (class Sized_relobj): Drop options parameters from
3323 do_gc_process_relocs, do_scan_relocs, do_relocate,
3324 do_relocate_sections, relocate_sections, emit_relocs_scan,
3325 emit_relocs_scan_reltype. Change all callers.
3326 (struct Relocate_info): Remove options field and all references to
3328 * reloc.h (class Read_relocs): Remove options constructor
3329 parameter and options_ field. Change all callers.
3330 (class Gc_process_relocs, class Scan_relocs): Likewise.
3331 (class Relocate_task): Likewise.
3332 * target-reloc.h (scan_relocs): Remove options parameter. Change
3334 (scan_relocatable_relocs): Likewise.
3335 * target.h (class Sized_target): Remove options parameter from
3336 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3338 * gc.h (gc_process_relocs): Remove options parameter. Change all
3340 * arm.cc: Update functions to remove options parameters.
3341 * i386.cc: Likewise.
3342 * powerpc.cc: Likewise.
3343 * sparc.cc: Likewise.
3344 * x86_64.cc: Likewise.
3345 * testsuite/testfile.cc: Likewise.
3347 2009-10-28 Doug Kwan <dougkwan@google.com>
3349 * arm.cc (Arm_relobj): New class definition.
3350 (Arm_relobj::scan_sections_for_stubs,
3351 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3352 New method definitions.
3354 2009-10-28 Cary Coutant <ccoutant@google.com>
3356 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3357 (Plugin::cleanup_done_): New member.
3358 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3359 (Plugin_manager::cleanup_done_): Remove.
3360 (Plugin_manager::add_input_file): Edit error message.
3361 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3362 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3364 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3366 * fileread.cc: (File_read::View::~View): Use the new
3367 data_ownership_ filed.
3368 (File_read::~File_read): Dispose the new whole_file_view_.
3369 (File_read::open): Mmap the whole file if needed.
3370 (File_read::open): Use whole_file_view_ instead of contents_.
3371 (File_read::find_view): Use whole_file_view_ if applicable.
3372 (File_read::do_read): Use whole_file_view_ instead of contents_.
3373 (File_read::make_view): Use whole_file_view_ instead of contents_,
3374 update File_read::View::View call.
3375 (File_read::find_or_make_view): Update File_read::View::View
3377 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3379 (File_read::View::Data_ownership): New enum.
3380 (File_read::View::View): Replace bool mapped_ with Data_ownership
3382 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3383 (File_read::View::data_ownership_): New field.
3384 (File_read::contents_): Remove (replaced by whole_file_view_).
3385 (File_read::whole_file_view_): New field.
3386 * options.h (class General_options): Add --keep-files-mapped.
3388 2009-10-27 Cary Coutant <ccoutant@google.com>
3390 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3391 * testsuite/Makefile.am (plugin_test_5): New test case.
3392 * testsuite/Makefile.in: Regenerate.
3394 2009-10-25 Doug Kwan <dougkwan@google.com>
3396 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3397 from private to protected to allow access by child class.
3398 (Sized_relobj::do_relocate_sections): New method declaration.
3399 (Sized_relobj::relocate_sections): Virtualize.
3400 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3401 Sized_relobj::relocate_sections. Instantiate template explicitly
3402 for different target sizes and endianity.
3404 2009-10-24 Doug Kwan <dougkwan@google.com>
3406 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3407 (Arm_input_section::as_arm_input_section): New method.
3408 (Arm_output_section): New class definition.
3409 (Arm_output_section::create_stub_group,
3410 Arm_output_section::group_sections): New method definitions.
3412 2009-10-22 Doug Kwan <dougkwan@google.com>
3414 * arm.cc (Arm_input_section): New class definition.
3415 (Arm_input_section::init, Arm_input_section:do_write,
3416 Arm_input_section::set_final_data_size,
3417 Arm_input_section::do_reset_address_and_file_offset): New method
3420 2009-10-21 Doug Kwan <dougkwan@google.com>
3422 * arm.cc (Stub_table, Arm_input_section): New forward class
3424 (Stub_table): New class defintion.
3425 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3426 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3427 New method definition.
3429 2009-10-21 Doug Kwan <dougkwan@google.com>
3431 * arm.cc: Update copyright comments.
3432 (Target_arm): New forward class template declaration.
3433 (Arm_address): New type.
3434 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3435 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3436 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3438 (Insn_template): Same.
3439 (DEF_STUBS): New macro.
3440 (Stub_type): New enum type.
3441 (Stub_template): New class definition.
3444 (Stub_factory): Same.
3445 (Target_arm::Target_arm): Initialize may_use_blx_ and
3446 should_force_pic_veneer_.
3447 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3448 Target_arm::should_force_pic_veneer,
3449 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3450 Target_arm::using_thumb_only, Target_arm:;default_target): New
3452 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3453 New data member declarations.
3454 (Insn_template::size, Insn_template::alignment): New method defintions.
3455 (Stub_template::Stub_template): New method definition.
3456 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3457 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3458 (Stub_factory::Stub_factory): New method definition.
3459 * gold.h (string_hash): New template.
3460 * output.h (Input_section_specifier::hash_value): Use
3462 (Input_section_specifier::string_hash): Remove.
3463 * stringpool.cc (Stringpool_template::string_hash): Use
3466 2009-10-20 Doug Kwan <dougkwan@google.com>
3468 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3469 symbols of relaxed input sections.
3470 * output.h (Output_section::find_relaxed_input_section): Make
3473 2009-10-16 Doug Kwan <dougkwan@google.com>
3475 * dynobj.cc (Versions::Versions): Initialize version_script_.
3476 Only insert base version symbol definition for a shared object
3477 if version script defines any version versions.
3478 (Versions::define_base_version): New method definition.
3479 (Versions::add_def): Check that base version is not needed.
3480 (Versions::add_need): Define base version lazily.
3481 * dynobj.h (Versions::define_base_version): New method declaration.
3482 (Versions::needs_base_version_): New data member declaration.
3483 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3484 (check_DATA): Add no_version_test.stdout.
3485 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3487 * testsuite/Makefile.in: Regenerate.
3488 * testsuite/no_version_test.c: New file.
3489 * testsuite/no_version_test.sh: Ditto.
3491 2009-10-16 Doug Kwan <dougkwan@google.com>
3493 * expression.cc (class Segment_start_expression): New class definition.
3494 (Segment_start_expression::value): New method definition.
3495 (script_exp_function_segment_start): Return a new
3496 Segment_start_expression.
3497 * gold/script-c.h (script_saw_segment_start_expression): New function
3499 * script-sections.cc (Script_sections::Script_sections): Initialize
3500 SAW_SEGMENT_START_EXPRESSION_ to false.
3501 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3502 and -Tbbs options to specify section addresses if given in
3503 command line and no SEGMENT_START expression is seen in a script.
3504 * script-sections.h (Script_sections::saw_segment_start_expression,
3505 Script_sections::set_saw_segment_start_expression): New method
3507 (Script_sections::saw_segment_start_expression_): New data member
3509 * script.cc (script_saw_segment_start_expression): New function.
3510 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3511 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3512 script_test_7.sh and script_test_8.sh.
3513 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3514 script_test_8.stdout.
3515 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3516 (script_test_6, script_test_6.stdout, script_test_7,
3517 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3518 * Makefile.in: Regenerate.
3519 * testsuite/script_test_6.sh: New file.
3520 * testsuite/script_test_6.t: Same.
3521 * testsuite/script_test_7.sh: Same.
3522 * testsuite/script_test_7.t: Same.
3523 * testsuite/script_test_8.sh: Same.
3525 2009-10-16 Doug Kwan <dougkwan@google.com>
3527 * output.cc (Output_segment::set_section_list_address): Cast
3528 expressions to unsigned long long type to avoid format warnings.
3530 2009-10-15 Ian Lance Taylor <iant@google.com>
3532 * script.cc (Script_options::add_symbol_assignment): Always add a
3533 dot assignment to script_sections_.
3534 * script-sections.cc (Script_sections::add_dot_assignment):
3535 Initialize if necessary.
3537 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3538 program headers with no load segment if there is a linker script.
3540 * layout.cc (Layout::set_segment_offsets): Align the file offset
3541 to the segment aligment for -N or -n with no load segment.
3542 * output.cc (Output_segment::add_output_section): Don't crash if
3543 the first section is a TLS section.
3544 (Output_segment::set_section_list_addresses): Print an error
3545 message if the address moves backward in a linker script.
3546 * script-sections.cc
3547 (Output_section_element_input::set_section_addresses): Don't
3548 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3549 (Orphan_output_section::set_section_addresses): Likewise.
3551 2009-10-15 Doug Kwan <dougkwan@google.com>
3553 * layout.cc (Layout::finish_dynamic_section): Generate tags
3554 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3555 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3556 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3558 2009-10-14 Ian Lance Taylor <iant@google.com>
3560 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3562 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3563 data_shdr fields of relinfo.
3564 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3565 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3566 R_386_TLS_LDO_32, adjust based on section flags.
3567 (Target_i386::Relocate::fix_up_ldo): Remove.
3569 2009-10-13 Ian Lance Taylor <iant@google.com>
3571 Add support for -pie.
3572 * options.h (class General_options): Add -pie and
3574 (General_options::output_is_position_independent): Test -pie.
3575 (General_options::output_is_executable): Return true if not shared
3576 and not relocatable.
3577 (General_options::output_is_pie): Remove.
3578 * options.cc (General_options::finalize): Reject incompatible uses
3580 * gold.cc (queue_middle_tasks): A -pie link is not static.
3581 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3582 * symtab.cc (Symbol::final_value_is_known): Return false if
3583 output_is_position_independent.
3584 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3585 output_is_position_independent.
3586 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3587 output_is_position_independent.
3588 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3589 output_is_position_independent.
3590 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3592 (basic_pie_test.o, basic_pie_test): New targets.
3593 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3594 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3595 (two_file_pie_test): New target.
3596 * testsuite/Makefile.in: Rebuild.
3597 * README: Remove note saying that -pie is not supported.
3599 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3601 * options.h (class General_options): Add -init and -fini.
3602 * layout.cc (Layout::finish_dynamic_section): Emit
3603 given init and fini functions.
3605 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3607 * gc.h (gc_process_relocs): Check if icf is enabled using new
3609 * gold.cc (queue_initial_tasks): Likewise.
3610 (queue_middle_tasks): Likewise.
3611 * object.cc (do_layout): Likewise.
3612 * symtab.cc (is_section_folded): Likewise.
3613 * main.cc (main): Likewise.
3614 * reloc.cc (Read_relocs::run): Likewise.
3615 (Sized_relobj::do_scan_relocs): Likewise.
3616 * icf.cc (is_function_ctor_or_dtor): New function.
3617 (Icf::find_identical_sections): Check if function is ctor or dtor when
3619 * options.h (General_options::icf): Change option to be an enum.
3620 (Icf_status): New enum.
3621 (icf_enabled): New method.
3622 (icf_safe_folding): New method.
3623 (set_icf_status): New method.
3624 (icf_status_): New variable.
3625 * (options.cc) (General_options::finalize): Set icf_status_.
3626 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3627 icf_test and icf_keep_unique_test to use the --icf enum flag.
3628 * testsuite/icf_safe_test.sh: New file.
3629 * testsuite/icf_safe_test.cc: New file.
3631 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3633 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3634 includes to gc.h and icf.h.
3635 * arm.cc: Include gc.h.
3636 * gold.cc: Likewise.
3637 * i386.cc: Likewise.
3638 * powerpc.cc: Likewise.
3639 * sparc.cc: Likewise.
3640 * x86_64.cc: Likewise.
3641 * gc.h: Include icf.h.
3643 2009-10-11 Ian Lance Taylor <iant@google.com>
3645 * plugin.cc: Include "gold.h" before other header files.
3647 2009-10-10 Chris Demetriou <cgd@google.com>
3649 * options.h (Input_file_argument::Input_file_type): New enum.
3650 (Input_file_argument::is_lib_): Replace with...
3651 (Input_file_argument::type_): New member.
3652 (Input_file_argument::Input_file_argument): Take Input_file_type
3653 'type' rather than boolean 'is_lib' as second argument.
3654 (Input_file_argument::is_lib): Use type_.
3655 (Input_file_argument::is_searched_file): New function.
3656 (Input_file_argument::may_need_search): Handle is_searched_file.
3657 * options.cc (General_options::parse_library): Support -l:filename.
3658 (General_options::parse_just_symbols): Update for Input_file_argument
3660 (Command_line::process): Likewise.
3661 * archive.cc (Archive::get_file_and_offset): Likewise.
3662 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3663 * script.cc (read_script_file, script_add_file): Likewise.
3664 * fileread.cc (Input_file::Input_file): Likewise.
3665 (Input_file::will_search_for): Handle is_searched_file.
3666 (Input_file::open): Likewise.
3667 * readsyms.cc (Read_symbols::get_name): Likewise.
3668 * testsuite/Makefile.am (searched_file_test): New test.
3669 * testsuite/Makefile.in: Regenerate.
3670 * testsuite/searched_file_test.cc: New file.
3671 * testsuite/searched_file_test_lib.cc: New file.
3673 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3674 Ian Lance Taylor <iant@google.com>
3676 * descriptor.cc: Include <cstdio> and "binary-io.h".
3677 (Descriptors::open): Open the files in binary mode always.
3678 * script.cc (Lex::get_token): Treat \r as whitespace.
3680 2009-10-09 Ian Lance Taylor <iant@google.com>
3682 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3684 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3685 Ian Lance Taylor <iant@google.com>
3687 * configure.ac: Check for readv function also.
3688 * fileread.cc (readv): Define if not HAVE_READV.
3689 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3691 * config.in: Regenerate.
3692 * configure: Regenerate.
3694 2009-10-09 Doug Kwan <dougkwan@google.com>
3696 * layout.cc (Layout::make_output_section): Call target hook to make
3697 ordinary output section.
3698 (Layout::finalize): Adjust parameter list of call the
3699 Target::may_relax().
3700 * layout.h (class Layout::section_list): New method.
3701 * merge.h (Output_merge_base::entsize): Change visibility to public.
3702 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3704 (Output_merge_string::do_is_string): New method.
3705 * object.cc (Sized_relobj::do_setup): renamed from
3706 Sized_relobj::set_up.
3707 * object.h (Sized_relobj::adjust_shndx,
3708 Sized_relobj::initializ_input_to_output_maps,
3709 Sized_relobj::free_input_to_output_maps): Change visibilities to
3711 (Sized_relobj::setup): Virtualize.
3712 (Sized_relobj::do_setup): New method declaration.
3713 (Sized_relobj::invalidate_section_offset,
3714 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3715 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3716 * options.cc (parse_int): New function.
3717 * options.h (parse_int): New declaration.
3718 (DEFINE_int): New macro.
3719 (stub_group_size): New option.
3720 * output.cc (Output_section::Output_section): Initialize memebers
3721 merge_section_map_, merge_section_by_properties_map_,
3722 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3723 (Output_section::add_input_section): Handled deferred code-fill
3724 generation and remove an old comment.
3725 (Output_section::add_relaxed_input_section): New method definition.
3726 (Output_section::add_merge_input_section): Use merge section by
3727 properties map to speed to search. Update merge section maps
3729 (Output_section::build_relaxation_map): New method definition.
3730 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3732 (Output_section::relax_input_section): Renamed to
3733 Output_section::convert_input_sections_to_relaxed_sections and change
3734 interface to take a vector of pointers to relaxed sections.
3735 (Output_section::find_merge_section,
3736 Output_section::find_relaxed_input_section): New method definitions.
3737 (Output_section::is_input_address_mapped,
3738 Output_section::output_offset, Output_section::output_address):
3739 Use output section data maps to speed up searching.
3740 (Output_section::find_starting_output_address): Add comments.
3741 (Output_section::do_write,
3742 Output_section::write_to_postprocessing_buffer): Do code-fill
3743 generation as appropriate.
3744 (Output_section::get_input_sections): Invalidate relaxed input section
3746 (Output_section::restore_states): Adjust type of checkpoint .
3747 Invalidate relaxed input section map.
3748 * output.h (Output_merge_base): New class declaration.
3749 (Input_section_specifier): New class defintion.
3750 (class Output_relaxed_input_section) Change base class to
3751 Output_section_data_build.
3752 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3753 base class initializer.
3754 (Output_section::add_relaxed_input_section): New method declaration.
3755 (Output_section::Input_section): Change visibility to protected.
3756 (Output_section::Input_section::relobj,
3757 Output_section::Input_section::shndx): Handle relaxed input sections.
3758 Output_section::input_sections) Change visibility to protected. Also
3759 define overload to return a non-const pointer.
3760 (Output_section::Merge_section_properties): New class defintion.
3761 (Output_section::Merge_section_by_properties_map,
3762 Output_section::Output_section_data_by_input_section_map,
3763 Output_section::Relaxation_map): New types.
3764 (Output_section::relax_input_section): Rename method to
3765 Output_section::convert_input_sections_to_relaxed_sections and change
3766 interface to take a vector of relaxed section pointers.
3767 (Output_section::find_merge_section,
3768 Output_section::find_relaxed_input_section,
3769 Output_section::build_relaxation_map,
3770 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3771 New method declarations.
3772 (Output_section::merge_section_map_
3773 Output_section::merge_section_by_properties_map_,
3774 Output_section::relaxed_input_section_map_,
3775 Output_section::is_relaxed_input_section_map_valid_,
3776 Output_section::generate_code_fills_at_write_): New data members.
3777 * script-sections.cc
3778 (Output_section_element_input::set_section_addresses): Call
3779 current_data_size and addralign methods of relaxed input sections.
3780 (Orphan_output_section::set_section_addresses): Call current_data_size
3781 and addralign methods of relaxed input sections.
3782 * symtab.cc (Symbol_table::compute_final_value): Extract template
3783 from the body of Symbol_table::sized_finalize_symbol.
3784 (Symbol_table::sized_finalized_symbol): Call
3785 Symbol_table::compute_final_value.
3786 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3787 (Symbol_table::compute_final_value): New templated method declaration.
3788 * target.cc (Target::do_make_output_section): New method defintion.
3789 * target.h (Target::make_output_section): New method declaration.
3790 (Target::relax): Add more parameters for input objects, symbol table
3791 and layout. Adjust call to do_relax.
3792 (Target::do_make_output_section): New method declaration.
3793 (Target::do_relax): Add parameters for input objects, symbol table
3796 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3798 * pread.c: Include stdio.h.
3800 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3802 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3805 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3807 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3808 Change read_shndx type to unsigned int.
3809 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3811 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3812 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3813 Change read_shndx type to unsigned int.
3814 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3816 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3817 * layout.cc (Layout::create_symtab_sections): Cast the result of
3818 local_symcount * symsize to off_t in the gold_assert.
3820 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3822 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3823 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3825 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3826 (Arm_relocate_functions::thm_abs5): New function.
3827 (Arm_relocate_functions::abs12): New function.
3828 (Arm_relocate_functions::abs16): New function.
3829 (Arm_relocate_functions::base_abs): New function.
3830 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3831 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3832 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3834 (Scan::global): Likewise.
3835 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3836 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3837 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3838 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3841 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3843 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3844 (Arm_relocate_functions::movt_prel): New function.
3845 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3846 (Arm_relocate_functions::thm_movt_prel): New function.
3847 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3848 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3849 (Scan::global, Relocate::relocate): Likewise.
3850 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3852 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3854 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3855 Incremental_checker.
3856 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3858 (class Incremental_inputs_header): New class.
3859 (Incremental_inputs_header_writer): Edit comment.
3860 (Incremental_inputs_entry): New class.
3861 (Incremental_inputs_entry_writer): Edit comment.
3862 (Sized_incremental_binary::do_find_incremental_inputs_section):
3863 Add *strtab_shndx parameter, fill it.
3864 (Sized_incremental_binary::do_check_inputs): New method.
3865 (Incremental_checker::can_incrementally_link_output_file): Use
3866 Sized_incremental_binary::check_inputs.
3867 (Incremental_inputs::report_command_line): Save command line in
3870 (Incremental_binary::find_incremental_inputs_section): New
3872 (Incremental_binary::do_find_incremental_inputs_section): Add
3873 strtab_shndx parameter.
3874 (Incremental_binary::do_check_inputs): New pure virtual method.
3875 (Sized_incremental_binary::do_check_inputs): Declare.
3876 (Incremental_checker::Incremental_checker): Add incremental_inputs
3877 parameter, use it to initialize incremental_inputs_.
3878 (Incremental_checker::incremental_inputs_): New field.
3879 (Incremental_checker::command_line): New method.
3880 (Incremental_checker::inputs): New method.
3881 (Incremental_checker::command_line_): New field.
3883 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3885 * incremental.cc: Include <cstdarg> and "target-select.h".
3886 (vexplain_no_incremental): New function.
3887 (explain_no_incremental): New function.
3888 (Incremental_binary::error): New method.
3889 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3891 (make_sized_incremental_binary): New function.
3892 (open_incremental_binary): New function.
3893 (can_incrementally_link_file): Add checks if output is ELF and has
3895 * incremental.h: Include "elfcpp_file.h" and "output.h".
3896 (Incremental_binary): New class.
3897 (Sized_incremental_binary): New class.
3898 (open_incremental_binary): Declare.
3899 * object.cc (is_elf_object): Use
3900 elfcpp::Elf_recognizer::is_elf_file.
3901 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3902 * output.h (Output_file::filesize): New method.
3904 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3906 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3908 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3909 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3911 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3913 (Arm_relocate_functions::movw_abs_nc): New function.
3914 (Arm_relocate_functions::movt_abs): New function.
3915 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3916 (Arm_relocate_functions::thm_movt_abs): New function.
3917 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3918 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3919 (Scan::global): Likewise.
3920 (Relocate::relocate): Likewise.
3921 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3923 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3925 * arm.cc (Arm_relocate_functions::got_prel) New function.
3926 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3927 (Relocate::relocate): Likewise.
3928 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3930 2009-10-06 Ian Lance Taylor <iant@google.com>
3932 * options.h (class General_options): Define
3933 split_stack_adjust_size parameter.
3934 * object.h (class Object): Add uses_split_stack_ and
3935 has_no_split_stack_ fields. Add uses_split_stack and
3936 has_no_split_stack accessor functions. Declare
3937 handle_split_stack_section.
3938 (class Reloc_symbol_changes): Define.
3939 (class Sized_relobj): Define Function_offsets. Declare
3940 split_stack_adjust, split_stack_adjust_reltype, and
3942 * object.cc (Object::handle_split_stack_section): New function.
3943 (Sized_relobj::do_layout): Call handle_split_stack_section.
3944 * dynobj.cc (Sized_dynobj::do_layout): Call
3945 handle_split_stack_section.
3946 * reloc.cc (Sized_relobj::relocate_sections): Call
3947 split_stack_adjust for executable sections in split_stack
3948 objects. Pass reloc_map to relocate_section.
3949 (Sized_relobj::split_stack_adjust): New function.
3950 (Sized_relobj::split_stack_adjust_reltype): New function.
3951 (Sized_relobj::find_functions): New function.
3952 * target-reloc.h: Include "object.h".
3953 (relocate_section): Add reloc_symbol_changes parameter. Change
3955 * target.h (class Target): Add calls_non_split method. Declare
3956 do_calls_non_split virtual method. Declare match_view and
3958 * target.cc: Include "elfcpp.h".
3959 (Target::do_calls_non_split): New function.
3960 (Target::match_view): New function.
3961 (Target::set_view_to_nop): New function.
3962 * gold.cc (queue_middle_tasks): Give an error if mixing
3963 split-stack and non-split-stack objects with -r.
3964 * i386.cc (Target_i386::relocate_section): Add
3965 reloc_symbol_changes parameter.
3966 (Target_i386::do_calls_non_split): New function.
3967 * x86_64.cc (Target_x86_64::relocate_section): Add
3968 reloc_symbol_changes parameter.
3969 (Target_x86_64::do_calls_non_split): New function.
3970 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3972 * powerpc.cc (Target_powerpc::relocate_section): Add
3973 reloc_symbol_changes parameter.
3974 * sparc.cc (Target_sparc::relocate_section): Add
3975 reloc_symbol_changes parameter.
3976 * configure.ac: Call AM_CONDITIONAL for the default target.
3977 * configure: Rebuild.
3978 * testsuite/Makefile.am (TEST_AS): New variable.
3979 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3980 (check_DATA): Add split_i386 and split_x86_64 files.
3981 (SPLIT_DEFSYMS): Define.
3982 (split_i386_[1234n].o): New targets.
3983 (split_i386_[124]): New targets.
3984 (split_i386_[1234r].stdout): New targets.
3985 (split_x86_64_[1234n].o): New targets.
3986 (split_x86_64_[124]): New targets.
3987 (split_x86_64_[1234r].stdout): New targets.
3988 (MOSTLYCLEANFILES): Add new executables.
3989 * testsuite/split_i386.sh: New file.
3990 * testsuite/split_x86_64.sh: New file.
3991 * testsuite/split_i386_1.s: New file.
3992 * testsuite/split_i386_2.s: New file.
3993 * testsuite/split_i386_3.s: New file.
3994 * testsuite/split_i386_4.s: New file.
3995 * testsuite/split_i386_n.s: New file.
3996 * testsuite/split_x86_64_1.s: New file.
3997 * testsuite/split_x86_64_2.s: New file.
3998 * testsuite/split_x86_64_3.s: New file.
3999 * testsuite/split_x86_64_4.s: New file.
4000 * testsuite/split_x86_64_n.s: New file.
4001 * testsuite/testfile.cc (Target_test): Update relocation_section
4003 * testsuite/Makefile.in: Rebuild.
4005 2009-10-06 Ian Lance Taylor <iant@google.com>
4007 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4008 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4009 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4010 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4011 the address on ldo_addrs_.
4012 (Target_i386::Relocate::fix_up_ldo): New function.
4014 2009-10-06 Rafael Espindola <espindola@google.com>
4016 * plugin.cc (add_input_library): New.
4017 (Plugin::load): Add add_input_library to tv.
4018 (Plugin_manager::add_input_file): Add the is_lib argument.
4019 (add_input_file): Update call to Plugin_manager::add_input_file.
4020 (add_input_library): New.
4021 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4023 2009-09-30 Doug Kwan <dougkwan@google.com>
4025 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4026 symbol and call Symbol::may_need_copy_reloc to determine if
4027 a copy reloc is needed.
4028 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4029 nocopyreloc is given in command line.
4030 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4031 given in command line.
4032 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4033 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4034 of the removed Target_i386::may_need_copy_reloc.
4035 * options.h (copyreloc): New option with default value false.
4036 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4037 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4038 instead of the removed Target_powerpc::may_need_copy_reloc.
4039 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4040 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4041 instead of the removed Target_sparc::may_need_copy_reloc.
4042 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4043 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4044 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4045 instead of the removed Target_x86_64::may_need_copy_reloc.
4047 2009-09-30 Ian Lance Taylor <iant@google.com>
4049 * object.h (class Object): Remove target_ field, and target,
4050 sized_target, and set_target methods.
4051 (Object::sized_target): Remove.
4052 (class Sized_relobj): Update declarations. Remove sized_target.
4053 * object.cc (Sized_relobj::setup): Remove target parameter.
4055 (Input_objects::add_object): Don't do anything with the target.
4056 (make_elf_sized_object): Add punconfigured parameter. Change all
4057 callers. Set or test parameter target.
4058 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4060 * parameters.cc (Parameters::set_target): Change parameter type to
4062 (Parameters::default_target): Remove.
4063 (set_parameters_target): Change parameter type to be non-const.
4064 (parameters_force_valid_target): New function.
4065 (parameters_clear_target): New function.
4066 * parameters.h (class Parameters): Update declarations. Remove
4067 default_target method. Add sized_target and clear_target
4068 methods. Change target_ to be non-const.
4069 (set_parameters_target): Update declaration.
4070 (parameters_force_valid_target): Declare.
4071 (parameters_clear_target): Declare.
4072 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4073 as NULL if we aren't searching.
4074 (Add_symbols::run): Don't check for compatible target.
4075 * fileread.cc (Input_file::open_binary): Call
4076 parameters_force_valid_target.
4077 * gold.cc (queue_middle_tasks): Likewise.
4078 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4079 set_target on object.
4080 * dynobj.h (class Sized_dynobj): Update declarations.
4081 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4082 make_elf_object returns NULL.
4083 (Archive::include_member): Don't check whether object target is
4085 * output.cc (Output_section::add_input_section): Get target from
4087 (Output_section::relax_input_section): Likewise.
4088 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4090 (Sized_relobj::do_scan_relocs): Likewise.
4091 (Sized_relobj::relocate_sections): Likewise.
4092 * resolve.cc (Symbol_table::resolve): Likewise.
4093 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4094 parameter. Change all callers.
4095 (Symbol_table::add_from_object): Get target from parameters.
4096 (Symbol_table::add_from_relobj): Don't check object target.
4097 (Symbol_table::add_from_dynobj): Likewise.
4098 (Symbol_table::define_special_symbol): Get target from
4100 * symtab.h (class Symbol_table): Update declaration.
4101 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4102 parameter. Change all callers. Clear parameter target.
4103 (Binary_test): Test target here.
4104 * testsuite/object_unittest.cc (gold_testsuite): Remove
4105 target_test_pointer parameter. Change all callers.
4106 (Object_test): Test target here.
4108 2009-09-26 Ian Lance Taylor <iant@google.com>
4110 * testsuite/initpri1.c: Don't try to use constructor priorities if
4111 compiling with gcc before 4.3.
4113 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4115 * testsuite/retain_symbols_file_test.sh (check_present): Change
4116 output file name to retain_symbols_file_test.stdout.
4117 (check_absent): Likewise.
4119 2009-09-18 Craig Silverstein <csilvers@google.com>
4121 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4122 * options.cc: Include <cerrno> and <fstream>.
4123 (General_options::finalize): Parse -retain-symbols-file tag.
4124 * options.h: New flag.
4125 (General_options): New method should_retain_symbol, new
4126 variable symbols_to_retain.
4127 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4128 should_retain_symbol map.
4129 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4130 * testsuite/Makefile.in: Regenerate.
4131 * testsuite/retain_symbols_file_test.sh: New file.
4133 2009-09-18 Nick Clifton <nickc@redhat.com>
4135 * po/es.po: Updated Spanish translation.
4137 2009-09-17 Doug Kwan <dougkwan@google.com>
4139 * debug.h (DEBUG_RELAXATION): New constant.
4140 (DEBUG_ALL): Add DEBUG_RELAXATION.
4141 (debug_string_to_enum): Add relaxation debug option.
4143 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4144 Layout::Relaxation_debug_check::read_sections,
4145 Layout::Relaxation_debug_check::read_sections): New method definitions.
4146 (Layout::Layout): Initialize data members
4147 record_output_section_data_from_scrips_,
4148 script_output_section_data_list_ and relaxation_debug_check_.
4149 (Layout::save_segments, Layout::restore_segments,
4150 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4151 Layout::relaxation_loop_body): New method definitions.
4152 (Layout::finalize): Support relaxation. Move section layout code to
4153 Layout::relaxation_loop_body.
4154 (Layout::set_asection_address_from_script): Move code for orphan
4155 section placement out.
4156 (Layout::place_orphan_sections_in_script): New method definition.
4157 * layout.h (Output_segment_headers, Output_file_header):
4158 New forward class declarations.
4159 (Layout::~Layout): Define.
4160 (Layout::new_output_section_data_from_script): New method definition.
4161 (Layout::place_orphan_sections_in_script): New method declaration.
4162 (Layout::Segment_states): New type declaration.
4163 (Layout::save_segments, Layout::restore_segments,
4164 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4165 Layout::relaxation_loop_body): New method declarations.
4166 (Layout::Output_section_data_list): New type declaration.
4167 (Layout::Relaxation_debug_check): New class definition.
4168 (Layout::record_output_section_data_from_script_,
4169 Layout::script_output_section_data_list_, Layout::segment_states_,
4170 Layout::relaxation_debug_check_): New data members.
4171 * output.cc: (Output_section_headers::do_size): New method definition.
4172 (Output_section_headers::Output_section_headers): Move size
4173 computation to Output_section_headers::do_size.
4174 (Output_segment_headers::do_size): New method definition.
4175 (Output_file_header::Output_file_header): Move size computation to
4176 Output_file_header::do_size and call it.
4177 (Output_file_header::do_size): New method definition.
4178 (Output_data_group::Output_data_group): Adjust call to
4179 Output_section_data.
4180 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4181 (Output_symtab_xindex::do_write): Add array bound check.
4182 (Output_section::Input_section::print_to_mapfile): Handle
4183 RELAXED_INPUT_SECTION_CODE.
4184 (Output_section::Output_section): Initialize data member checkpoint_.
4185 (Output_section::~Output_section): Delete checkpoint object pointed
4187 (Output_section::add_input_section): Always add an Input_section if
4189 (Output_section::add_merge_input_section): Add assert.
4190 (Output_section::relax_input_section): New method definition.
4191 (Output_section::set_final_data_size): Set load address to zero for
4192 an unallocated section.
4193 (Output_section::do_address_and_file_offset_have_reset_values):
4194 New method definition.
4195 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4196 Handle relaxed input section.
4197 (Output_section::sort_attached_input_sections): Checkpoint input
4198 section list lazily.
4199 (Output_section::get_input_sections): Change type of input_sections to
4200 list of Simple_input_section pointers. Checkpoint input section list
4201 lazily. Also handle relaxed input sections.
4202 (Output_section::add_input_section_for_script): Take a reference to
4203 a Simple_input_section object instead of Relobj pointer and section
4204 index as parameter. Handle relaxed input sections.
4205 (Output_section::save_states, Output_section::restore_states): New
4207 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4208 (Output_data::is_data_size_fixed): New method definition.
4209 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4211 (Output_data::address_and_file_offset_have_reset_values): New method
4213 (Output_data::do_address_and_file_offset_have_reset_values): New method
4215 (Output_data::set_data_size): Check that data size is not fixed.
4216 (Output_data::fix_data_size): New method definition.
4217 (Output_data::is_data_size_fixed_): New data member.
4218 (Output_section_headers::set_final_data_size): New method definition.
4219 (Output_section_headers::do_size): New method declaration.
4220 (Output_segment_headers::set_final_data_size): New method definition.
4221 (Output_segment_headers::do_size): New method declaration.
4222 (Output_file_header::set_final_data_size)::New method definition.
4223 (Output_file_header::do_size)::New method declaration.
4224 (Output_section_data::Output_section_data): Add new parameter
4225 is_data_size_fixed and use it to fix data size.
4226 (Output_data_const::Output_data_const): Adjust call to base class
4227 constructor and fix data size.
4228 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4229 base class constructor and fix data size.
4230 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4231 base class constructor and fix data size.
4232 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4233 class constructor and fix data size.
4234 (Output_data_group::set_final_data_size): New method definition.
4235 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4236 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4237 class constructor and fix data size.
4238 (Output_relaxed_input_section): New class definition.
4239 (Output_section::Simple_input_section): New class definition.
4240 (Output_section::get_input_sections): Adjust parameter list.
4241 (Output_section::add_input_section_for_script): Same.
4242 (Output_section::save_states, Output_section::restore_states,
4243 Output_section::do_address_and_file_offset_have_reset_values,
4244 (Output_section::Input_section::Input_section): Handle
4245 RELAXED_INPUT_SECTION_CODE. Add new overload for
4246 Output_relaxed_input_section.
4247 (Output_section::Input_section::is_input_section,
4248 Output_section::Input_section::set_output_section): Handle relaxed
4250 (Output_section::Input_section::is_relaxed_input_section,
4251 Output_section::Input_section::output_section_data,
4252 Output_section::Input_section::relaxed_input_section): New method
4254 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4256 (Output_section::Input_section::u1_): Update comments.
4257 (Output_section::Input_section::u2_): Add new union member poris.
4258 (Output_section::Checkpoint_output_section): New classs definition.
4259 (Output_section::relax_input_section): New method declaration.
4260 (Output_section::checkpoint_): New data member.
4261 (Output_segment): Update comments.
4262 (Output_segment::Output_segment): Un-privatize copy constructor.
4263 (Output_segment::operator=): Un-privatize.
4264 * script-sections.cc (Output_section_element::Input_section_list):
4265 Change element type to Output_section::Simple_input_section.
4266 (Output_section_element_dot_assignment::set_section_addresses):
4267 Register output section data for relaxation clean up.
4268 (Output_data_exression::Output_data_expression): Adjust call to base
4269 constructor to fix data size.
4270 (Output_section_element_data::set_section_addresses): Register
4271 Output_data_expression object for relaxation clean up.
4272 (struct Input_section_info): Replace Relobj pointer and section index
4273 pair with Output_section::Simple_input_section and Convert struct to a
4275 (Input_section_sorter::operator()): Adjust access to
4276 Input_section_info data member to use accessors.
4277 (Output_section_element_input::set_section_addresses): Use layout
4278 parameter. Adjust code to use Output_section::Simple_input_section
4279 and Input_secction_info classes. Register filler for relaxation
4281 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4282 and section index pair with Output_section::Simple_input_section
4283 class. Adjust code accordingly.
4284 (Phdrs_element::release_segment): New method definition.
4285 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4287 (Script_sections::release_segments): New method definition.
4288 * gold/script-sections.h (Script_sections::release_segments): New
4290 * gold/target.h (Target::may_relax, Target::relax,
4291 Target::do_may_relax, Target::do_relax): New method definitions.
4293 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4295 * arm.cc (has_signed_unsigned_overflow): New function.
4296 (Arm_relocate_functions::abs8): New function.
4297 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4298 (Target_arm::Scan::global): Likewise.
4299 (Target_arm::relocate::relocate): Likewise.
4300 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4303 2009-09-16 Cary Coutant <ccoutant@google.com>
4305 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4306 * testsuite/Makefile.in: Regenerate.
4308 2009-09-11 Nick Clifton <nickc@redhat.com>
4310 * po/gold.pot: Updated by the Translation project.
4312 2009-09-08 Cary Coutant <ccoutant@google.com>
4314 * output.cc (Output_file::open): Add execute permission to empty file.
4315 * testsuite/Makefile.am (permission_test): New test.
4316 * testsuite/Makefile.in: Regenerate.
4318 2009-09-02 Ian Lance Taylor <iant@google.com>
4320 * output.cc (Output_file::resize): Call map_no_anonymous rather
4323 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4325 * gold.cc: Include "incremental.h".
4326 (queue_initial_tasks): Call Incremental_checker methods.
4327 * incremental.cc: Include "output.h".
4328 (Incremental_checker::can_incrementally_link_output_file): New
4330 * incremental.h (Incremental_checker): New class.
4332 * output.cc (Output_file::open_for_modification): New method.
4333 (Output_file::map_anonymous): Changed return type to bool. Record
4335 (Output_file::map_no_anonymous): New method, broken out of map.
4336 (Output_file::map): Use map_no_anonymous and map_anonymous.
4337 * output.h (class Output_file): Update declarations.
4339 2009-08-24 Cary Coutant <ccoutant@google.com>
4341 * options.h (Command_line::Pre_options): New class.
4342 (Command_line::pre_options): New member.
4343 * options.cc (gold::options::ready_to_register): New variable.
4344 (One_option::register_option): Do nothing if not registering options.
4345 Assert if same short option registered twice.
4346 (General_options::General_options): Turn off option registration when
4348 (Command_line::Pre_options::Pre_options): New constructor.
4350 2009-08-24 Cary Coutant <ccoutant@google.com>
4352 * options.h (General_options::no_keep_memory): Remove incorrect
4355 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4357 * Makefile.am (am__skiplex, am__skipyacc): New.
4358 * Makefile.in: Regenerate.
4360 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4362 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4363 (INCLUDES): ... this.
4364 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4365 (AM_CPPFLAGS): Renamed from ...
4366 (INCLUDE): ... this.
4367 * Makefile.in, testsuite/Makefile.in: Regenerate.
4369 * Makefile.in: Regenerate.
4370 * aclocal.m4: Likewise.
4371 * config.in: Likewise.
4372 * configure: Likewise.
4373 * testsuite/Makefile.in: Likewise.
4375 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4376 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4377 * Makefile.in: Regenerate.
4378 * testsuite/Makefile.in: Regenerate.
4380 2009-08-19 Cary Coutant <ccoutant@google.com>
4382 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4383 symbols in shared libraries overridden by hidden or internal symbols
4384 in the main program.
4386 2009-08-19 Chris Demetriou <cgd@google.com>
4388 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4389 checking source file names in error messages.
4391 2009-08-18 Doug Kwan <dougkwan@google.com>
4393 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4394 an elcpp::Ehdr as parameter. Adjust call to set_target.
4395 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4396 an elfcpp::Ehdr as parameter.
4397 * object.cc (Object::set_target): Remove the version that looks up
4398 a target and sets it.
4399 (Sized_relobj::setup): Take a Target object instead of
4400 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4401 (make_elf_sized_object): Find target and ask target to
4403 * object.h: (Object::set_target): Remove the version that looks up
4404 a target and sets it.
4405 (Sized_relobj::setup): Take a Target object instead of
4406 an elfcpp:Ehdr as parameter.
4407 * target.cc: Include dynobj.h.
4408 (Target::do_make_elf_object_implementation): New.
4409 (Target::do_make_elf_object): New.
4410 * target.h (Target::make_elf_object): New template declaration.
4411 (Target::do_make_elf_object): New method declarations.
4412 (Target::do_make_elf_object_implementation): New template declaration.
4414 2009-08-14 Ian Lance Taylor <iant@google.com>
4416 * gold.h (FUNCTION_NAME): Define.
4417 (gold_unreachable): Use FUNCTION_NAME.
4419 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4421 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4422 symbol in the --keep-unique list is not found.
4424 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4426 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4427 been maked as --keep-unique.
4428 (Icf::unfold_section): New function.
4429 * icf.h (Icf::unfold_section): New function.
4430 * options.h (General_options::keep_unique): New option.
4431 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4432 * testsuite/Makefile.in: Regenerate.
4433 * testsuite/icf_keep_unique_test.sh: New file.
4434 * testsuite/icf_keep_unique_test.cc: New file.
4436 2009-08-12 Cary Coutant <ccoutant@google.com>
4439 * resolve.cc (Symbol_table::resolve): Check for references from
4440 dynamic objects to hidden and internal symbols.
4441 * testsuite/Makefile.am (hidden_test.sh): New test.
4442 * testsuite/Makefile.in: Regenerate.
4443 * testsuite/hidden_test.sh: New script.
4444 * testsuite/hidden_test_1.c: New test source.
4445 * testsuite/hidden_test_main.c: New test source.
4447 2009-08-11 Doug Kwan <dougkwan@google.com>
4449 * arm.cc: Update comments.
4450 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4451 segment to locate the .ARM.exidx section if present.
4453 2009-08-09 Doug Kwan <dougkwan@google.com>
4455 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4458 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4459 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4462 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4464 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4465 valid tls_segment only for non-debug-section relocations.
4466 * testsuite/Makefile.am: Add gc_tls_test.
4467 * testsuite/Makefile.in: Regenerate.
4468 * testsuite/gc_tls_test.cc: New file.
4469 * testsuite/gc_tls_test.sh: New file.
4471 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4475 * Makefile.am (CCFILES): Add icf.cc.
4477 * Makefile.in: Regenerate.
4478 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4479 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4480 section, symbol and addend information for the relocs.
4481 * gold.cc (queue_middle_tasks): Call identical code folding.
4482 * gold.h: Add defines for multimap.
4483 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4484 to the call of finalize_local_symbols.
4485 * main.cc (main): Create object of class Icf.
4486 * object.cc (Sized_relobj::do_layout): Allow this function to be
4487 called twice during icf.
4488 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4489 to sections marked as identical by icf.
4490 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4492 (Sized_relobj::do_section_entsize): New function.
4493 * object.h (Object::section_entsize): New function.
4494 (Object::do_section_entsize): New pure virtual function.
4495 (Relobj::finalize_local_symbols): Add new parameter.
4496 (Relobj::do_section_entsize): New function.
4497 * options.h (General_options::icf): New option.
4498 (General_options::icf_iterations): New option.
4499 (General_options::print_icf_sections): New option.
4500 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4501 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4502 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4504 * symtab.cc (Symbol_table::is_section_folded): New function.
4505 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4506 to sections marked as identical by icf.
4507 * symtab.h (Symbol_table::set_icf): New function.
4508 (Symbol_table::icf): New function.
4509 (Symbol_table::is_section_folded): New function.
4510 (Symbol_table::icf_): New data member.
4511 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4512 * testsuite/Makefile.am: Add commands to build icf_test.
4513 * testsuite/Makefile.in: Regenerate.
4514 * testsuite/icf_test.sh: New file.
4515 * testsuite/icf_test.cc: New file.
4517 2009-07-24 Chris Demetriou <cgd@google.com>
4519 * layout.cc (is_compressible_debug_section): Fix incorrect
4520 comment about compressed section names.
4522 2009-07-20 Ian Lance Taylor <ian@airs.com>
4525 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4527 2009-07-16 Ian Lance Taylor <iant@google.com>
4530 * layout.h: #include <map>.
4531 (class Kept_section): Change from struct to class. Add accessors
4532 and setters. Add section size to Comdat_group mapping. Change
4533 Comdat_group to std::map. Add is_comdat_ field. Add
4534 linkonce_size field in union.
4535 (class Layout): Update declaration of find_or_add_kept_section.
4536 Don't declare find_kept_object.
4537 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4538 parameter. Add object, shndx, is_comdat, and is_group_name
4539 parameters. Change all callers. Adjust for new Kept_section.
4540 (Layout::find_kept_object): Remove.
4541 * object.cc (Sized_relobj::include_section_group): Update use of
4542 Kept_section. Rename secnum to shndx. Only record
4543 Kept_comdat_section if sections are the same size.
4544 (Sized_relobj::include_linkonce_section): Update use of
4545 Kept_section. Only record Kept_comdat_section if sections are the
4546 same size. Set size of linkonce section.
4547 (Sized_relobj::map_to_kept_section): Update call to
4548 get_kept_comdat_section.
4549 * object.h (class Sized_relobj): Rename fields in
4550 Kept_comdat_section to drop trailing underscores; change object
4551 field to Relobj*. Change Kept_comdat_section_table to store
4552 struct rather than pointer.
4553 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4554 Add kept_object and kept_shndx parameters. Change all callers.
4555 (Sized_relobj::get_kept_comdat_section): Change return type to
4556 bool. Add kept_object and kept_shndx parameters. Change all
4558 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4559 Layout::find_or_add_kept_section.
4561 2009-07-09 Ian Lance Taylor <iant@google.com>
4563 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4564 Reserve space in the hash table.
4566 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4568 * fileread.cc (File_read::get_mtime): New method.
4569 * fileread.h (Timespec): New structure.
4570 (File_read::get_mtime): New method.
4571 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4572 Renamed from timestamp_nsec.
4573 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4575 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4577 (Incremental_inputs::report_archive): Save mtime; style fix.
4578 (Incremental_inputs::report_obejct): Save mtime; style fix.
4579 (Incremental_inputs::report_script): Save mtime; style fix.
4580 (Incremental_inputs::finalize_inputs): Style fix.
4581 (Incremental_inputs::finalize): Style fix.
4582 (Incremental_inputs::create_input_section_data): Store inputs
4584 * incremental.h (Incremental_inputs::report_script): Add mtime
4586 (Incremental_inputs::Input_info::Input_info): Intialize only one
4588 (Incremental_inputs::Input_info::archive): Move to nameless
4590 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4591 (Incremental_inputs::Input_info::script): Move to nameless union.
4592 (Incremental_inputs::mtime): New field.
4593 * script.cc (read_input_script): Pass file mtime to
4595 * script.h (Script_info::inputs): Style fix.
4597 2009-07-01 Ian Lance Taylor <ian@airs.com>
4599 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4602 2009-06-24 Ian Lance Taylor <iant@google.com>
4605 * layout.cc (Layout::choose_output_section): If we find an
4606 existing section, update the flags.
4607 (Layout::create_notes): New function, broken out of
4609 (Layout::finalize): Don't create note sections.
4610 (Layout::create_note): Don't crash if linker script discards
4612 (Layout::create_gold_note): Likewise.
4613 (Layout::create_build_id): Likewise. Don't set
4614 after_input_sections on the section.
4615 (Layout::create_executable_stack_info): Remove target parameter.
4617 * layout.h (class Layout): Declare create_notes. Update
4618 declaration of create_executable_stack_info.
4619 * gold.cc (queue_middle_tasks): Call create_notes.
4620 * output.cc (Output_section::update_flags_for_input_section): Move
4621 here from output.h. If SHF_ALLOC flag is newly set, mark address
4623 * output.h (Output_data::mark_address_invalid): New function.
4624 (class Output_section): Only declare, not define,
4625 update_flags_for_input_section. Remove set_flags.
4627 2009-06-24 Ian Lance Taylor <iant@google.com>
4629 * script-sections.cc (Output_section_definition::
4630 set_section_addresses): Rename shadowing local load_address to
4633 2009-06-24 Ian Lance Taylor <iant@google.com>
4636 * reloc.cc (relocate_sections): Skip empty relocation sections.
4638 2009-06-23 Ian Lance Taylor <iant@google.com>
4641 * layout.cc (Layout::create_note): Use choose_output_section
4642 rather than make_output_section.
4644 2009-06-23 Ian Lance Taylor <iant@google.com>
4647 * options.cc (General_options::parse_V): Set printed_version_.
4648 (General_options::General_options): Initialize printed_version_.
4649 * options.h (class General_options): Add printed_version_ field.
4650 * gold.cc (queue_initial_tasks): If there are no input files,
4651 don't give a fatal error if we printed the version information.
4652 (queue_middle_tasks): If using -r with a shared object, give a
4653 fatal error rather than an ordinary error.
4655 2009-06-23 Ian Lance Taylor <iant@google.com>
4658 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4659 (Layout::make_output_section): Set have_stabstr_section_ if we see
4660 a .stab*str section.
4661 (Layout::finalize): Call link_stabs_sections.
4662 (Layout::link_stabs_sections): New file.
4663 * layout.h (class Layout): Add have_stabstr_section_ field.
4664 Declare link_stabs_sections.
4666 2009-06-23 Doug Kwan <dougkwan@google.com>
4668 * Makefile.am (libgold_a_LIBADD): New.
4669 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4670 * Makefile.in: Regenerate.
4671 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4672 * configure: Regenerate.
4673 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4674 * fileread.cc: Include sys/state.h
4675 * gold.h: Declare memmem and strndup if found missing.
4676 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4678 2009-06-23 Ian Lance Taylor <iant@google.com>
4680 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4681 * configure: Rebuild.
4683 2009-06-23 Ian Lance Taylor <iant@google.com>
4686 * object.cc (Object::section_contents): Don't try to get a view if
4687 the section has length zero.
4688 (Object::handle_gnu_warning_section): If the section is empty, use
4689 the name of the section as the warning.
4691 2009-06-23 Ian Lance Taylor <iant@google.com>
4694 * stringpool.h (class Stringpool_template): Add optimize_ field.
4695 (Stringpool_template::set_optimize): New function.
4696 * stringpool.cc (Stringpool_template::Stringpool_template):
4697 Initialize optimize_ field.
4698 (Stringpool_template::set_string_offsets): Test local optimize
4699 fild rather than parameter.
4700 * layout.cc (Layout::Layout): Call set_optimize on the section
4703 2009-06-22 Ian Lance Taylor <iant@google.com>
4706 * yyscript.y: Parse TARGET.
4707 * script.cc (script_set_target): New function.
4708 * script-c.h (script_set_target): Declare.
4709 * options.cc (General_options::string_to_object_format): Rename
4710 from string_to_object_format in anonymous namespace. Change
4712 * options.h (class General_options): Declare
4713 string_to_object_format.
4715 2009-06-22 Ian Lance Taylor <iant@google.com>
4717 * script-sections.cc (Script_sections::create_segments): Don't put
4718 program headers in a PT_LOAD segment if -n or -N.
4720 2009-06-22 Ian Lance Taylor <iant@google.com>
4723 * options.h (class General_options): Add -z lazy and -z now. Sort
4724 -z options into alphabetical order.
4725 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4727 2009-06-21 Ian Lance Taylor <iant@google.com>
4729 * layout.cc (Layout::make_output_section): Call
4730 Target::new_output_section.
4731 (Layout::attach_allocated_section_to_segment): Put large section
4732 sections in a separate load segment with the large segment flag
4734 (Layout::segment_precedes): Sort large data segments after other
4736 (align_file_offset): New static function.
4737 (Layout::set_segment_offsets): Use align_file_offset.
4738 * output.h (class Output_section): Add is_small_section_ and
4739 is_large_section_ fields.
4740 (Output_section::is_small_section): New function.
4741 (Output_section::set_is_small_section): New function.
4742 (Output_section::is_large_section): New function.
4743 (Output_section::set_is_large_section): New function.
4744 (Output_section::is_large_data_section): New function.
4745 (class Output_segment): Add is_large_data_segment_ field.
4746 (Output_segment::is_large_data_segment): New function.
4747 (Output_segment::set_is_large_data_segment): New function.
4748 * output.cc (Output_section::Output_section): Initialize new
4750 (Output_segment::Output_segment): Likewise.
4751 (Output_segment::add_output_section): Add assertion that large
4752 data sections always go in large data segments. Force small data
4753 sections to the end of the list of data sections. Force small BSS
4754 sections to the start of the list of BSS sections. For large BSS
4755 sections to the end of the list of BSS sections.
4756 * symtab.h (class Symbol): Declare is_common_shndx.
4757 (Symbol::is_defined): Check Symbol::is_common_shndx.
4758 (Symbol::is_common): Likewise.
4759 (class Symbol_table): Define enum Commons_section_type. Update
4760 declarations. Add small_commons_ and large_commons_ fields.
4761 * symtab.cc (Symbol::is_common_shndx): New function.
4762 (Symbol_table::Symbol_table): Initialize new fields.
4763 (Symbol_table::add_from_object): Put small and large common
4764 symbols in the right list.
4765 (Symbol_table::sized_finalized_symbol): Check
4766 Symbol::is_common_shndx.
4767 (Symbol_table::sized_write_globals): Likewise.
4768 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4769 common symbol lists. Don't call do_allocate_commons_list if the
4771 (Symbol_table::do_allocate_commons_list): Remove is_tls
4772 parameter. Add comons_section_type parameter. Change all
4773 callers. Handle small and large common symbols.
4774 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4775 Symbol::is_common_shndx.
4776 * resolve.cc (symbol_to_bits): Likewise.
4777 * target.h (Target::small_common_shndx): New function.
4778 (Target::small_common_section_flags): New function.
4779 (Target::large_common_shndx): New function.
4780 (Target::large_common_section_flags): New function.
4781 (Target::new_output_section): New function.
4782 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4783 small_common_section_flags, and large_common_section_flags
4785 (Target::do_new_output_section): New virtual function.
4786 * arm.cc (Target_arm::arm_info): Initialize new fields.
4787 * i386.cc (Target_i386::i386_info): Likewise.
4788 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4790 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4791 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4792 (Target_x86_64::do_new_output_section): New function.
4793 * configure.ac: Define conditional MCMODEL_MEDIUM.
4794 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4795 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4796 (large_LDFLAGS): Define.
4797 * testsuite/large.c: New file.
4798 * testsuite/testfile.cc (Target_test::test_target_info):
4799 Initialize new fields.
4800 * configure, testsuite/Makefile.in: Rebuild.
4802 2009-06-05 Doug Kwan <dougkwan@google.com>
4804 * Makefile.am (CCFILES): Add target.cc.
4805 * Makefile.in: Regenerate.
4806 * i386.cc (class Target_i386): Define new virtual method to
4807 override do_is_local_label_name in parent.
4808 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4809 local symbols if --discard-locals or -X is given.
4810 * options.h (class General_options): Declare new options
4811 '--discard-locals' and '-X' for discarding locals.
4812 * target.h (class Target): Define new methods is_local_label_name.
4813 Declare new virtual method do_is_local_label_name.
4814 * target.cc: New file.
4815 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4816 (check_SCRIPTS): Add discard_locals_test.sh.
4817 (check_DATA): Add discard_local_tests.syms.
4818 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4819 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4820 * testsuite/Makefile.in: Regenerate.
4821 * testsuite/discard_locals_test.c: New file.
4822 * testsuite/discard_locals_test.sh: Same.
4824 2009-06-05 Doug Kwan <dougkwan@google.com>
4826 * object.cc (Sized_relobj::Sized_relobj): Initialize
4827 discarded_eh_frame_shndx_ to -1U.
4828 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4830 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4831 a discarded .eh_frame section.
4832 (Sized_relobj::do_finalize_local_symbols): Ditto.
4833 * object.h (class Sized_relobj): Declare new member
4834 discarded_eh_frame_shndx_.
4835 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4836 (local_labels_test.o, local_labels_test): New rules.
4837 * testsuite/Makefile.in: Regenerate.
4839 2009-06-04 Doug Kwan <dougkwan@google.com>
4841 * layout.cc (Layout::section_name_mapping): Add mapping for
4842 special ARM sections.
4844 2009-06-03 Doug Kwan <dougkwan@google.com>
4846 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4847 (utils::has_overflow): Same.
4849 2009-06-03 Ian Lance Taylor <iant@google.com>
4851 * layout.cc (Layout::section_name_mapping): New array, replacing
4852 Layout::linkonce_mapping.
4853 (Layout::section_name_mapping_count): New variable, replacing
4854 Layout::linkonce_mapping_count.
4855 (Layout::linkonce_output_name): Remove.
4856 (Layout::output_section_name): Rewrite.
4857 * layout.h (class Layout): Rename Linkonce_mapping to
4858 Section_name_mapping, linkonce_mapping to section_name_mapping,
4859 linkonce_mapping_count to section_name_mapping_count. Don't
4860 declare linkonce_output_name.
4862 2009-06-03 Doug Kwan <dougkwan@google.com>
4864 * gold/arm.cc (namespace utils): New.
4865 (Target_arm::reloc_is_non_pic): Define new method.
4866 (class Arm_relocate_functions): New.
4867 (Target_arm::Relocate::relocate): Handle relocation types used by
4870 2009-06-03 Ian Lance Taylor <iant@google.com>
4872 * arm.cc (Target_arm::scan::global): Use || instead of |.
4874 2009-06-02 Doug Kwan <dougkwan@google.com>
4876 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4877 issued_non_pic_error_.
4878 (class Target_arm::Scan): Declare new method check_non_pic.
4879 Define new method symbol_needs_plt_entry.
4880 Declare new data member issued_non_pic_error_.
4881 (class Target_arm::Relocate): Declare new method
4882 should_apply_static_reloc.
4883 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4884 (Target_arm::Scan::check_non_pic): Define new method.
4885 (Target_arm::Scan::local): Handle a small subset of reloc types used
4887 (Target_arm::Scan::local): Same.
4888 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4890 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4892 * incremental.cc (Incremental_inputs::report_command_line): Filter
4893 out --incremental-* options.
4895 2009-05-29 Doug Kwan <dougkwan@google.com>
4897 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4899 (class Target_arm): Update comment.
4900 (Target_arm::Target_arm): Initialize new data members GOT_,
4901 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4902 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4903 and Target_arm::rel_dyn_section.
4904 Declare new_enum Target_arm::Got_type.
4905 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4907 Update commments for member do_dynsym_value.
4908 (Target_arm::got_size, Target_arm::plt_section,
4909 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4910 new methods inside class defintion.
4911 (Target_arm::got_section): Define new method.
4912 (Target_arm::rel_dyn_section): Same.
4913 (Output_data_plt_arm): New template class.
4914 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4915 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4916 (Output_data_plt_arm::add_entry): Same.
4917 (Output_data_plt_arm::first_plt_entry): Define new
4918 static data member for PLT instruction template.
4919 (Output_data_plt_arm::plt_entry): Same.
4920 (Output_data_plt_arm::do_write): Define new method.
4921 (Target_arm::make_plt_entry): Same.
4922 (Target_arm::do_finalize_sections): Same.
4923 (Target_arm::do_dynsym_value): Same.
4925 2009-05-28 Doug Kwan <dougkwan@google.com>
4927 * Makefile.am (TARGETSOURCES): Add arm.cc.
4928 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4929 * Makefile.in: Regenerate.
4931 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4933 2009-05-26 Doug Kwan <dougkwan@google.com>
4935 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4936 (General_options::check_excluded_libs): Strip off directories in
4937 archive name before matching like GNU ld does.
4938 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4939 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4940 (exclude_libs_test_LDFLAGS): Add linker option
4941 -Wl,--exclude-libs,libexclude_libs_test_3
4942 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4943 an explicit archive without using -l.
4944 (alt/libexclude_libs_test_3.a): New make rule.
4945 * testsuite/Makefile.in: Regenerate.
4946 * testsuite/exclude_libs_test.c : Declare lib3_default().
4948 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4949 * exclude_libs_test_3.c: New file.
4951 2009-05-26 Nick Clifton <nickc@redhat.com>
4953 * po/id.po: New Indonesian translation.
4954 * po/gold.pot: Updated template file.
4956 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4958 * testsuite/Makefile.am: Add -ffunction-sections to compile
4959 gc_comdat_test files. Add -Wl,--gc-sections to build
4961 * testsuite/Makefile.in: Regenerate.
4962 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4964 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4966 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4967 kept comdat section was garbage collected.
4968 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4969 * testsuite/Makefile.in: Regenerate.
4970 * testsuite/gc_comdat_test.sh: New file.
4971 * testsuite/gc_comdat_test_1.cc: New file.
4972 * testsuite/gc_comdat_test_2.cc: New file.
4974 2009-05-19 Doug Kwan <dougkwan@google.com>
4976 * archive.cc (Archive::Archive): Move constructor from archive.h
4977 to here. Initialize no_export_.
4978 (Archive::get_elf_object_for_member): Set no_export flag of object.
4979 * archive.h (Archive::Archive): Move constructor body to
4981 (Archive::no_export): New method.
4982 (Archive::no_export_): New field.
4983 * object.h (Object::Object): Initialize no_export_ to false.
4984 (Object::no_export, Object::set_no_export): New methods.
4985 (Object::no_export_): New field.
4986 * options.cc (General_options::parse_exclude_libs): New method.
4987 (General_options::check_excluded_libs) Same.
4988 * options.h (exclude_libs): New option.
4989 (General_options::check_excluded_libs): New method declaration.
4990 (General_options::excluded_libs_): New field.
4991 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4992 default or protected visibility if an object has no-export flag set.
4993 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4994 (check_SCRIPTS): Add exclude_libs_test.sh.
4995 (check_DATA): Add exclude_libs_test.syms.
4996 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4997 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4998 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4999 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5000 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5001 libexclude_libs_test_2.a): New rules.
5002 * testsuite/Makefile.in: Regenerate.
5003 * testsuite/exclude_libs_test.c: New file.
5004 * testsuite/exclude_libs_test.sh: Ditto.
5005 * testsuite/exclude_libs_test_1.c: Ditto.
5006 * testsuite/exclude_libs_test_2.c: Ditto.
5008 2009-05-15 Ian Lance Taylor <iant@google.com>
5010 * configure.ac: Check for declarations for cases where libiberty.h
5011 checks HAVE_DECL_xxx.
5012 * configure, config.in: Rebuild.
5014 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5016 * gold.h (Incremental_argument_list): Remove (invalid) forward
5018 * incremental.cc (Incremental_inputs::report_achive): New method.
5019 (Incremental_inputs::report_object): New method.
5020 (Incremental_inputs::report_script): New method.
5021 (Incremental_inputs::finalize_inputs): New method.
5022 (Incremental_inputs::finalize): Call finalize_inputs().
5023 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5024 Create inputs entries.
5025 * incremental.h (Incremental_input_type): New enum.
5026 (Incremental_inputs::Incremental_input): Initialize new fields.
5027 (Incremental_inputs::report_inputs): New method.
5028 (Incremental_inputs::report_achive): New method.
5029 (Incremental_inputs::report_object): New method.
5030 (Incremental_inputs::report_script): New method.
5031 (Incremental_inputs::finalize_inputs): New method.
5032 (Incremental_inputs::Input_info): New struct.
5033 (Incremental_inputs::Input_info_map): New typedef.
5034 (Incremental_inputs::lock_): New field.
5035 (Incremental_inputs::Inputs_): New field.
5036 (Incremental_inputs::Inputs_map): New field.
5037 * main.cc (main): Call Incremental_input::report_inputs.
5038 * options.h (Input_argument_list): Typedef moved from
5040 (Input_file_group::Files): Remove, use ::Input_argument_list.
5041 (Input_file_group::Input_argument_list): Remove, use
5042 ::Input_argument_list.
5043 * plugin.cc (Plugin_manager::add_input_file): Add error in
5045 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5047 * script.cc (read_input_script): Call
5048 Incremental_input::report_script.
5049 * script.h (Script_info): New class.
5051 2009-04-27 Ian Lance Taylor <iant@google.com>
5053 * x86_64.cc (do_adjust_output_section): Set entsize to
5056 2009-04-23 Elliott Hughes <enh@google.com>
5058 * output.cc (Output_file::close): After short writes, continue
5059 writing from the correct offset in the buffer being written.
5061 2009-04-23 Chris Demetriou <cgd@google.com>
5063 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5064 * configure: Regenerate.
5065 * config.in: Regenerate.
5066 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5067 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5069 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5071 * incremental.cc (Incremental_inputs_header_data): Renamed from
5072 Incremental_input_header_data.
5073 (Incremental_inputs_header_data::data_size): New field.
5074 (Incremental_inputs_header_data::put_input_file_count): Renamed
5075 from input_file_count.
5076 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5077 from command_line_offset.
5078 (Incremental_inputs_header_data::put_reserved): Renamed from
5080 (Incremental_inputs_entry_data): Renamed from
5081 Incremental_input_entry_data.
5082 (Incremental_inputs_entry_data::data_size): New field.
5083 (Incremental_inputs::report_command_line): New method.
5084 (Incremental_inputs::finalize): New method.
5085 (Incremental_inputs::create_incremental_inputs_data): New method.
5086 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5087 * incremental.h: New file.
5088 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5089 (Layout::finalize): Create incremental inputs section in
5091 (Layout::create_incremental_info_sections): New method.
5092 * layout.h (Layout::incremental_inputs): New method.
5093 (Layout::create_incremental_info_sections): New method.
5094 (Layout::incremental_inputs_): New field.
5095 * main.cc (main): Notify Incremental_input of the command line.
5097 2009-04-01 Ian Lance Taylor <iant@google.com>
5098 Mikolaj Zalewski <mikolajz@google.com>
5100 * gold.h (reserve_unordered_map): Define, three versions, one for
5101 each version of Unordered_map.
5102 * layout.cc (Layout::Layout): Remove options parameter. Add
5103 number_of_input_files parameter. Don't initialize options_.
5104 Initialize number_of_input_files_ and resized_signatures_. Move
5105 sections_are_attached_.
5106 (Layout::layout_group): Reserve space for group_signatures_.
5107 (Layout::find_or_add_kept_section): Change name parameter to be a
5108 reference. Resize signatures_ map when it gets large enough.
5109 (Layout::layout_eh_frame): Use parameters->options() instead of
5111 (Layout::make_output_section): Likewise.
5112 (Layout::attach_allocated_section_to_segment): Likewise.
5113 (Layout::finalize, Layout::create_executable_stack): Likewise.
5114 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5115 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5116 * layout.h (class Layout): Update declarations. Remove options_
5117 field. Add number_of_input_files_ and resized_signatures_
5118 fields. Move sections_are_attached_ field.
5119 * main.cc (main): Pass number of input files to Layout
5120 constructor. Don't pass options.
5122 2009-03-30 Ian Lance Taylor <iant@google.com>
5124 * ffsll.c (ffsll): Correct implementation.
5126 2009-03-27 Ian Lance Taylor <iant@google.com>
5128 * ffsll.c: New file.
5129 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5130 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5131 * ftruncate.c (ftruncate): Declare before definition.
5132 * mremap.c (mremap): Likewise.
5133 * pread.c (pread): Likewise.
5134 * configure, Makefile.in, config.in: Rebuild.
5136 * mremap.c: New file.
5137 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5138 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5139 (mremap): Declare if HAVE_MREMAP is not defined.
5140 * configure, Makefile.in, config.in: Rebuild.
5142 2009-03-27 Cary Coutant <ccoutant@google.com>
5144 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5145 position independent.
5146 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5147 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5149 2009-03-24 Cary Coutant <ccoutant@google.com>
5151 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5153 (needs_dynamic_reloc): Likewise.
5155 2009-03-24 Ian Lance Taylor <iant@google.com>
5157 * yyscript.y (file_cmd): Recognize EXTERN.
5158 (extern_name_list, extern_name_list_body): New nonterminals.
5159 * script.cc (script_add_extern): Define.
5160 * script-c.h (script_add_extern): Declare.
5162 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5164 * object.cc (is_elf_object): Define.
5165 * object.h (is_elf_object): Declare.
5166 * archive.cc (Archive::get_elf_object_for_member): Call
5168 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5170 2009-03-24 Elliott Hughes <enh@google.com>
5172 * output.cc (Output_file::map_anonymous): Define.
5173 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5174 try an anonymous one. Report the size if the mmap fails.
5175 * output.h (class Output_file): Declare map_anonymous.
5177 2009-03-24 Ian Lance Taylor <iant@google.com>
5179 * target-select.cc (instantiate_target): Don't acquire the lock if
5180 the instantiated_target_ field has already been set.
5182 2009-03-23 Ian Lance Taylor <iant@google.com>
5184 * gold-threads.h (class Initialize_lock): Define.
5185 * gold-threads.cc (class Initialize_lock_once): Define.
5186 (initialize_lock_control): New static variable.
5187 (initialize_lock_pointer): New static variable.
5188 (initialize_lock_once): New static function.
5189 (Initialize_lock::Initialize_lock): Define.
5190 (Initialize_lock::initialize): Define.
5191 * target-select.h: Include "gold-threads.h".
5192 (class Target_selector): Add lock_ and initialize_lock_ fields.
5193 Don't define instantiate_target, just declare it.
5194 * target-select.cc (Target_selector::Target_selector): Initialize
5196 (Target_selector::instantiate_target): Define.
5197 * descriptors.h: Include "gold-threads.h".
5198 (class Descriptors): Add initialize_lock_ field.
5199 * descriptors.cc (Descriptors::Descriptors): Initialize new
5201 (Descriptors::open): Use initialize_lock_ field
5202 * errors.h (class Errors): Add initialize_lock_ field.
5203 * errors.cc (Errors::Errors): Initialize new field.
5204 (Errors::initialize_lock): Use initialize_lock_ field.
5205 * powerpc.cc (class Target_selector_powerpc): Remove
5206 instantiated_target_ field. In do_recognize call
5207 instantiate_target rather than do_instantiate_target. In
5208 do_instantiate_target just allocate a new target.
5209 * sparc.cc (class Target_selector_sparc): Likewise.
5211 * freebsd.h: New file.
5212 * i386.cc: Include "freebsd.h".
5213 (Target_i386): Derive from Target_freebsd rather than
5215 (Target_selector_i386): Derive from Target_selector_freebsd rather
5216 than Target_selector.
5217 * x86_64.cc: Include "freebsd.h".
5218 (Target_x86_64): Derive from Target_freebsd rather than
5220 (Target_selector_x86_64): Derive from Target_selector_freebsd
5221 rather than Target_selector.
5222 * target.h (class Target): Add adjust_elf_header and
5223 do_adjust_elf_header.
5224 * output.cc (Output_file_header:: do_sized_write): Call target
5225 adjust_elf_header routine.
5226 * configure.tgt: Set targ_osabi.
5227 * configure.ac: Define GOLD_DEFAULT_OSABI.
5228 * parameters.cc (Parameters::default_target): Pass
5229 GOLD_DEFAULT_OSABI to select_target.
5230 * target-select.h (class Target_selector): Make instantiate_target
5231 protected rather than private.
5232 * Makefile.am (HFILES): Add freebsd.h.
5233 * configure, Makefile.in, config.in: Rebuild.
5235 * merge.cc (do_add_input_section): Correct pend value. Change
5236 message about last entry not being null terminated from error to
5239 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5241 * incremental.cc: New file.
5242 * Makefile.am (CCFILES): Add incremental.cc.
5243 * Makefile.in: Rebuild.
5245 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5247 * layout.cc (Layout::output_section_name): Preserve names
5248 of '.note.' sections.
5250 2009-03-19 Ian Lance Taylor <iant@google.com>
5252 * descriptors.cc (Descriptors::open): Check that the options are
5253 valid before using them.
5255 2009-03-18 Ian Lance Taylor <iant@google.com>
5257 * script-sections.h: Include <list>.
5258 (class Script_sections): Change Sections_elements from std::vector
5259 to std::list. Typedef public Elements_iterator. Add
5260 orphan_section_placement_, data_segment_align_start_, and
5261 saw_data_segment_align_ fields. Remove data_segment_align_index_
5263 * script-sections.cc (class Orphan_section_placement): New class.
5264 (class Sections_element): Add virtual functions is_relro and
5265 orphan_section_init. Remove virtual function place_orphan_here.
5266 (class Output_section_definition): Add is_relro and
5267 orphan_section_init. Remove place_orphan_here.
5268 (class Orphan_output_section): Likewise.
5269 (Script_sections::Script_sections): Update for field changes.
5270 (Script_sections::data_segment_align): Set saw_data_segment_align_
5271 and data_segment_align_start_, not data_segment_align_index.
5272 (Script_sections::data_segment_relro_end): Check
5273 saw_data_segment_align_. Use data_segment_align_start_ rather
5274 than data_segment_align_index_.
5275 (Script_sections::place_orphan): Rewrite to use
5276 Orphan_section_placement.
5278 2009-03-17 Ian Lance Taylor <iant@google.com>
5280 * archive.cc (Archive::add_symbols): Check for a version attached
5281 to the symbol name in the archive map.
5282 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5283 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5284 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5285 (ver_test_11.a): New target.
5286 * testsuite/Makefile.in: Rebuild.
5288 * configure.ac: Check for chsize and posix_fallocate. Replace
5290 * ftruncate.c: New file, from gnulib.
5291 * output.cc (posix_fallocate): Define dummy version if not
5292 HAVE_POSIX_FALLOCATE.
5293 (Output_file::map): Call posix_fallocate rather than lseek and
5295 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5296 * configure, Makefile.in, config.in: Rebuild.
5298 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5300 * layout.h (Layout::create_note): Add section_name parameter.
5301 * layout.cc (Layout::create_note): Likewise.
5302 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5304 2009-03-17 Ian Lance Taylor <iant@google.com>
5306 * descriptors.cc: Include "options.h".
5307 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5308 (Descriptors::open): Always use O_CLOEXEC when opening a new
5309 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5310 then set FD_CLOEXEC.
5312 * sparc.cc (class Target_sparc): Add has_got_section.
5313 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5314 make sure we have a GOT section.
5316 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5317 (Target_sparc::Scan::local): Likewise.
5318 (Target_sparc::Scan::global): Likewise.
5319 (Target_sparc::Relocate::relocate): Likewise.
5320 (Target_sparc::Relocate::relocate_tls): Likewise.
5322 * symtab.cc (Symbol_table::define_default_version): New function,
5323 broken out of add_from_object.
5324 (Symbol_table::add_from_object): Call define_default_version.
5325 (Symbol_table::define_special_symbol): Add resolve_oldsym
5326 parameter. Change all callers. If the version for a symbol comes
5327 from a version script, resolve it with the symbol with the same
5328 name with no version. Also add the symbol without a version if
5330 (do_define_in_output_data): If resolving with oldsym, don't delete
5332 (do_define_in_output_segment): Likewise.
5333 (do_define_as_constant): Likewise.
5334 * symtab.h (class Symbol_table): Update declarations.
5336 2009-03-13 Ian Lance Taylor <iant@google.com>
5338 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5339 (Read_symbols::requeue): New function.
5340 (Read_symbols::do_read_symbols): If make_elf_object fails because
5341 the target type is not configured, and the file was searched for,
5342 issue a warning and retry with the next directory.
5343 (Add_symbols::run): If the file has an incompatible format, and
5344 it was searched for, requeue the Read_symbols task. On error,
5346 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5347 dirindex parameter to constructor. Change all callers. Declare
5348 incompatible_warning and requeue.
5349 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5350 input_argument_ and input_group_ fields. Add them to
5351 constructor. Change all callers.
5352 (class Read_script): Add dirindex_ field. Add it to constructor.
5354 * archive.cc (Archive::setup): Remove input_objects parameter.
5356 (Archive::get_file_and_offset): Likewise.
5357 (Archive::read_all_symbols): Likewise.
5358 (Archive::read_symbols): Likewise.
5359 (Archive::get_elf_object_for_member): Remove input_objects
5360 parameter. Add punconfigured parameter. Change all callers.
5361 (Archive::add_symbols): Change return type to bool. Check return
5362 value of include_member.
5363 (Archive::include_all_members): Likewise.
5364 (Archive::include_member): Change return type to bool. Return
5365 false if first included object has incompatible target. Set
5366 included_member_ field.
5367 (Add_archive_symbols::run): If add_symbols returns false, requeue
5369 * archive.h (class Archive): Add included_member_ field.
5370 Initialize it in constructor. Add input_file and searched_for
5371 methods. Update declarations.
5372 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5373 input_argument_ fields. Add them to constructor. Change all
5375 * script.cc: Include "target-select.h".
5376 (class Parser_closure): Add skip_on_incompatible_target_ and
5377 found_incompatible_target_ fields. Add
5378 skip_on_incompatible_target parameter to constructor. Change all
5379 callers. Add methods skip_on_incompatible_target,
5380 clear_skip_on_incompatible_target, found_incompatible_target, and
5381 set_found_incompatible_target.
5382 (read_input_script): Add dirindex parameter. Change all callers.
5383 If parser finds an incompatible target, requeue Read_symbols
5385 (script_set_symbol): Clear skip_on_incompatible_target in
5387 (script_add_assertion, script_parse_option): Likewise.
5388 (script_start_sections, script_add_phdr): Likewise.
5389 (script_check_output_format): New function.
5390 * script.h (read_input_script): Update declaration.
5391 * script-c.h (script_check_output_format): Declare.
5392 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5393 (ignore_cmd): Remove OUTPUT_FORMAT.
5394 * fileread.cc (Input_file::Input_file): Add explicit this.
5395 (Input_file::will_search_for): New function.
5396 (Input_file::open): Add pindex parameter. Change all callers.
5397 * fileread.h (class Input_file): Add input_file_argument method.
5398 Declare will_search_for. Update declarations.
5399 * object.cc (make_elf_object): Add punconfigured parameter.
5401 * object.h (class Object): Make input_file public. Add
5402 searched_for method.
5403 (make_elf_object): Update declaration.
5404 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5406 * dirsearch.h (class Dirsearch): Update declaration.
5407 * options.h (class General_options): Add --warn-search-mismatch.
5408 * parameters.cc (Parameters::is_compatible_target): New function.
5409 * parameters.h (class Parameters): Declare is_compatible_target.
5410 * workqueue.cc (Workqueue::add_blocker): New function.
5411 * workqueue.h (class Workqueue): Declare add_blocker.
5413 * fileread.cc (Input_file::open): Remove options parameter.
5415 (Input_file::open_binary): Likewise.
5416 * script.cc (read_input_script): Likewise.
5417 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5418 options parameter from constructor. Change all callers.
5419 (class Read_script): Likewise.
5420 * fileread.h (class Input_file): Update declarations.
5421 * script.h (read_input_script): Update declaration.
5423 2009-03-10 Nick Clifton <nickc@redhat.com>
5425 * po/es.po: New Spanish translation.
5427 2009-03-06 Cary Coutant <ccoutant@google.com>
5429 * options.cc (parse_short_option): Keep dash_z from registering itself.
5431 2009-03-03 Ian Lance Taylor <iant@google.com>
5434 * target-reloc.h (relocate_section): Pass output_section to
5436 * i386.cc (Target_i386::should_apply_static_reloc): Add
5437 output_section parameter. Change all callers.
5438 (Target_i386::Relocate::relocate): Add output_section parameter.
5439 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5440 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5441 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5442 * testsuite/two_file_shared.sh: New script.
5443 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5444 (check_DATA): Add two_file_shared.dbg.
5445 (two_file_shared.dbg): New target.
5446 * testsuite/Makefile.in: Rebuild.
5448 2009-03-01 Ian Lance Taylor <iant@google.com>
5450 * configure.ac: Check for byteswap.h.
5451 * configure: Rebuild.
5452 * config.in: Rebuild.
5454 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5456 * layout.cc (Layout::find_or_add_kept_section): New function.
5457 (Layout::add_comdat): Removed.
5458 * layout.h (struct Kept_section): Move out of class Layout.
5459 Remove trailing underscores from field names. Add group_sections
5460 field. Rename group_ field to is_group. Change all uses.
5461 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5462 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5463 comdat_groups_ field.
5464 (Sized_relobj::include_section_group): Use
5465 find_or_add_kept_section and Kept_section::group_sections.
5466 (Sized_relobj::include_linkonce_section): Likewise.
5467 * object.cc (class Sized_relobj): Don't define Comdat_group or
5468 Comdat_group_table. Remove find_comdat_group and
5469 add_comdat_group. Remove comdat_groups_ field.
5470 * plugin.cc (include_comdat_group): Use
5471 Layout::find_or_add_kept_section.
5473 2009-02-28 Ian Lance Taylor <iant@google.com>
5475 * README: --gc-sections and map files are now supported. Document
5476 some build requirements.
5479 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5480 relocatable link set the value of the section symbol to zero.
5481 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5482 relocatable link don't include the section address in the local
5485 2009-02-27 Ian Lance Taylor <iant@google.com>
5488 * options.h (class Search_directory): Add is_system_directory.
5489 (class General_options): Declare is_in_system_directory.
5490 * options.cc (get_relative_sysroot): Make static.
5491 (get_default_sysroot): Make static.
5492 (General_optoins::is_in_system_directory): New function.
5493 * fileread.cc (Input_file::is_in_system_directory): New function.
5494 * fileread.h (class Input_file): Declare is_in_system_directory.
5495 * object.h (class Object): Add is_in_system_directory.
5496 (class Input_objects): Remove system_library_directory_ field.
5497 * object.cc (Input_objects::add_object): Don't set
5498 system_library_directory_.
5499 (input_objects::found_in_system_library_directory): Remove.
5500 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5501 parameter. Change all callers.
5502 (Symbol_table::sized_write_globals): Likewise.
5503 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5504 Call Object::is_in_system_directory.
5505 * symtab.h (class Symbol_table): Update declarations.
5508 * descriptors.h (Open_descriptor): Add is_on_stack field.
5509 * descriptors.cc (Descriptors::open): If the descriptor is on the
5510 top of the stack, remove it. Initialize is_on_stack field.
5511 (Descriptors::release): Only add pod to stack if it is not on the
5513 (Descriptors::close_some_descriptor): Clear stack_next and
5517 * output.cc (Output_section::find_starting_output_address): Rename
5518 from starting_output_address; add PADDR parameter; change return
5520 * output.h (class Output_section): Declare
5521 find_starting_output_address instead of starting_output_address.
5522 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5523 section symbol for which we can't find a merge section.
5526 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5527 hidden or internal, force the symbol to be local.
5528 * resolve.cc (Symbol::override_visibility): Define.
5529 (Symbol::override_base): Use override_visibility.
5530 (Symbol_table::resolve): Likewise.
5531 (Symbol::override_base_with_special): Likewise.
5532 (Symbol_table::override_with_special): If the visibility is hidden
5533 or internal, force the symbol to be local.
5534 * symtab.h (class Symbol): Add set_visibility and
5535 override_visibility.
5536 * testsuite/ver_test_1.sh: New file.
5537 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5538 (check_DATA): Add ver_test_1.syms.
5539 (ver_test_1.syms): New target.
5540 * testsuite/Makefile.in: Rebuild.
5542 2009-02-25 Cary Coutant <ccoutant@google.com>
5544 * layout.cc (Layout::choose_output_section): Don't rename sections
5545 when using a linker script that has a SECTIONS clause.
5546 * Makefile.in: Regenerate.
5548 * testsuite/Makefile.am (script_test_5.sh): New test case.
5549 * testsuite/Makefile.in: Regenerate.
5550 * testsuite/script_test_5.cc: New file.
5551 * testsuite/script_test_5.sh: New file.
5552 * testsuite/script_test_5.t: New file.
5554 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5556 * archive.cc (Archive::include_member): Update calls to add_symbols.
5557 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5558 the Layout argument.
5559 * dynobj.h (do_add_symbols): Add the Layout argument.
5560 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5562 * object.h (Object::add_symbols): Add the Layout argument.
5563 (Object::do_add_symbols): Add the Layout argument.
5564 (Sized_relobj::do_add_symbols): Add the Layout argument.
5565 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5566 Unify the two versions.
5567 (Add_plugin_symbols): Remove.
5568 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5569 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5570 (Add_plugin_symbols): Remove.
5571 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5572 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5573 (Add_symbols::run): Make it work with Pulginobj.
5575 2009-02-06 Ian Lance Taylor <iant@google.com>
5577 * object.cc (Sized_relobj::do_layout): Make info message start
5578 with lower case letter.
5580 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5582 * binary.cc: Fix file comment.
5584 * options.h (enum Incremental_disposition): Define.
5585 (class General_options): Add new options: --incremental,
5586 --incremental_changed, --incremental_unchanged,
5587 --incremental_unknown. Add incremental_disposition_ and
5588 implicit_incremental_ fields.
5589 (General_options::incremental_disposition): New function.
5590 (class Position_dependent_options): Add incremental_disposition
5592 (Position_dependent_options::copy_from_options): Set incremental
5594 * options.cc (General_options::parse_incremental_changed): New
5596 (General_options::parse_incremental_unchanged): New function.
5597 (General_options::parse_incremental_unknown): New function.
5598 (General_options::General_options): Initialize new fields
5599 incremental_disposition_ and implicit_incremental_.
5600 (General_options::finalize): Check for uasge of --incremental-*
5601 without --incremental.
5603 2009-02-06 Chris Demetriou <cgd@google.com>
5605 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5606 pointer and to report location as the file name associated with
5608 (gold_undefined_symbol_at_location): New function to replace the
5609 old gold_undefined_symbol functionality.
5610 * target-reloc.h (relocate_section): Update to use
5611 gold_undefined_symbol_at_location.
5612 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5613 Call gold_undefined_symbol function rather than gold_error.
5614 * errors.h (Errors::undefined_symbol): Take location as a
5615 string, rather than calculating it from a relocation.
5616 * errors.cc (Errors::fatal): Print "fatal error:" before the
5618 (Errors::error, Errors::error_at_location): Print "error: "
5619 before the formatted message.
5620 (Errors::undefined_symbol): Take location as a string, rather
5621 than calculating it from a relocation.
5622 (gold_undefined_symbol_at_location): New function akin to
5623 old gold_undefined_symbol, calculates location from relocation.
5624 (gold_undefined_symbol): Change to take only a Symbol pointer
5625 and to report location as the file name associated with the symbol.
5626 * testsuite/debug_msg.sh: Update for changed error messages.
5627 * testsuite/undef_symbol.sh: Likewise.
5629 2009-02-04 Duncan Sands <baldrick@free.fr>
5632 * reduced_debug_output.h
5633 (Output_reduced_debug_abbrev_section::failed): Use format for
5635 (Output_reduced_debug_info_section::faild): Likewise.
5637 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5639 * script.cc (Lazy_demangler): New class.
5640 (Version_script_info::get_symbol_version_helper): Demangle a
5643 2009-01-29 Cary Coutant <ccoutant@google.com>
5645 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5647 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5649 2009-01-28 Ian Lance Taylor <iant@google.com>
5651 * version.cc (version_string): Bump to 1.9.
5653 * gold.h: Include <cstring> and <stdint.h>.
5654 * version.cc: Include <cstdio>.
5655 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5657 * reduced_debug_output.cc (insert_into_vector): Rename from
5658 Insert_into_vector; change all callers. Use Swap_unaligned to
5659 avoid aliasing issue; remove union since it is unnecessary.
5661 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5663 * Makefile.am (CCFILES): Add gc.cc.
5665 * Makefile.in: Regenerate.
5666 * gold.cc (Gc_runner): New class.
5667 (queue_initial_tasks): Call garbage collection related tasks
5668 when corresponding options are invoked.
5669 (queue_middle_gc_tasks): New function.
5670 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5671 processed early before laying out sections during garbage collection.
5672 * gold.h (queue_middle_gc_tasks): New function.
5673 (is_prefix_of): Move from "layout.cc".
5674 * i386.cc (Target_i386::gc_process_relocs): New function.
5675 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5676 * main.cc (main): Create object of class "Garbage_collection".
5677 * object.cc (Relobj::copy_symbols_data): New function.
5678 (Relobj::is_section_name_included): New function.
5679 (Sized_relobj::do_layout): Allow this function to be called twice
5680 during garbage collection and defer layout of section during the
5682 * object.h (Relobj::get_symbols_data): New function.
5683 (Relobj::is_section_name_included): New function.
5684 (Relobj::copy_symbols_data): New function.
5685 (Relobj::set_symbols_data): New function.
5686 (Relobj::get_relocs_data): New function.
5687 (Relobj::set_relocs_data): New function.
5688 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5689 (Relobj::gc_process_relocs): New function.
5690 (Relobj::do_gc_process_relocs): New pure virtual function.
5691 (Relobj::sd_): New data member.
5692 (Sized_relobj::is_output_section_offset_invalid): New function.
5693 (Sized_relobj::do_gc_process_relocs): New function.
5694 * options.h (General_options::gc_sections): Modify to not be a no-op.
5695 (General_options::print_gc_sections): New option.
5696 * plugin.cc (Plugin_finish::run): Remove function call to
5697 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5698 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5699 * reloc.cc (Read_relocs::run): Add task to process relocs and
5700 determine unreferenced sections when doing garbage collection.
5701 (Gc_process_relocs): New class.
5702 (Sized_relobj::do_gc_process_relocs): New function.
5703 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5704 sections that are garbage collected.
5705 * reloc.h (Gc_process_relocs): New class.
5706 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5707 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5708 symbols whose corresponding sections are garbage collected.
5709 (Symbol_table::Symbol_table): Add new parameter for the garbage
5711 (Symbol_table::gc_mark_undef_symbols): New function.
5712 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5713 (Symbol_table::gc_mark_dyn_syms): New function.
5714 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5716 (Symbol_table::add_from_object): Likewise.
5717 (Symbol_table::add_from_relobj): When building shared objects, do not
5718 treat externally visible symbols as garbage.
5719 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5720 table information for static and relocatable links.
5721 * symtab.h (Symbol_table::set_gc): New function.
5722 (Symbol_table::gc): New function.
5723 (Symbol_table::gc_mark_undef_symbols): New function.
5724 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5725 (Symbol_table::gc_mark_dyn_syms): New function.
5726 (Symbol_table::gc_): New data member.
5727 * target.h (Sized_target::gc_process_relocs): New pure virtual
5729 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5730 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5732 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5734 * options.h (General_options::gc_sections): Define as a no-op for now.
5735 (General_options::no_keep_memory): Ditto.
5736 (General_options::Bshareable): Define.
5737 * options.cc (General_options::finalize): Honor -Bshareable.
5739 2009-01-20 Andreas Schwab <schwab@suse.de>
5741 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5742 read the value in the contents, since we don't use it. Use the
5743 template endianness when writing.
5744 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5746 2009-01-19 Andreas Schwab <schwab@suse.de>
5748 * configure.tgt (powerpc64-*): Fix targ_obj.
5750 2009-01-15 Ian Lance Taylor <iant@google.com>
5752 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5753 local symbols when stripping all symbols.
5755 2009-01-14 Cary Coutant <ccoutant@google.com>
5757 * output.cc (Output_reloc): Add explicit instantiations.
5759 2009-01-14 Cary Coutant <ccoutant@google.com>
5761 * archive.cc (Archive::get_elf_object_for_member): Remove call
5762 to File_read::claim_for_plugin.
5763 * descriptors.cc (Descriptors::open): Remove reference to
5765 (Descriptors::claim_for_plugin): Remove.
5766 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5767 (Descriptors::is_claimed): Remove.
5768 (claim_descriptor_for_plugin): Remove.
5769 * fileread.cc (File_read::claim_for_plugin): Remove.
5770 * fileread.h (File_read::claim_for_plugin): Remove.
5771 (File_read::descriptor): Reopen descriptor if necessary.
5772 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5773 (Plugin_manager::all_symbols_read): Add task parameter. Change
5775 (Plugin_manager::get_input_file): New function.
5776 (Plugin_manager::release_input_file): New function.
5777 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5778 corresponding data member.
5779 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5780 and pass to base constructor. Change all callers.
5781 (get_input_file, release_input_file): New functions.
5782 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5783 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5784 (Plugin_manager::all_symbols_read): Add task parameter.
5785 (Plugin_manager::get_input_file): New function.
5786 (Plugin_manager::release_input_file): New function.
5787 (Plugin_manager::task_): New data member.
5788 (Pluginobj::Pluginobj): Add filesize parameter.
5789 (Pluginobj::filename): New function.
5790 (Pluginobj::descriptor): New function.
5791 (Pluginobj::filesize): New function.
5792 (Pluginobj::filesize_): New data member.
5793 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5794 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5795 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5797 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5798 with archive libraries.
5799 * testsuite/Makefile.in: Regenerate.
5800 * testsuite/plugin_test.c (struct sym_info): New type.
5801 (get_input_file, release_input_file): New static variables.
5802 (onload): Capture new transfer vector entries.
5803 (claim_file_hook): Stop reading at end of file according to filesize.
5804 Factor out parsing of readelf output into separate function.
5805 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5806 APIs and get the source file name from the symbol table. Convert
5807 source file name to corresponding object file name. Print info
5808 message when adding new input files.
5809 (parse_readelf_line): New function.
5810 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5811 * testsuite/plugin_test_2.sh: Likewise.
5812 * testsuite/plugin_test_3.sh: Likewise.
5813 * testsuite/plugin_test_4.sh: New test case.
5815 2009-01-07 Ian Lance Taylor <iant@google.com>
5817 * version.cc (version_string): Bump to 1.8.
5819 2008-12-23 Cary Coutant <ccoutant@google.com>
5821 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5822 * plugin.cc (Plugin_manager::finish): Rename as
5823 layout_deferred_objects. Move cleanup to separate function.
5824 (Plugin_manager::cleanup): New function.
5825 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5827 * plugin.h (Plugin_manager::finish): Rename as
5828 layout_deferred_objects.
5829 (Plugin_manager::cleanup): New function.
5830 (Plugin_manager::cleanup_done): New field.
5832 2008-12-23 Cary Coutant <ccoutant@google.com>
5834 * plugin.cc (is_visible_from_outside): New function.
5835 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5836 so we don't return "IR only" status for exported symbols or -r links.
5838 * testsuite/Makefile.am (plugin_test_3): New test case.
5839 * testsuite/Makefile.in: Regenerate.
5840 * testsuite/plugin_test_3.sh: New file.
5842 2008-12-22 Cary Coutant <ccoutant@google.com>
5844 * object.cc (Sized_relobj::layout_section): New function.
5845 (Sized_relobj::do_layout): Defer layout of input sections until after
5846 plugin has provided replacement files.
5847 (Sized_relobj::do_layout_deferred_sections): New function.
5848 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5849 (Relobj::layout_deferred_sections): New function.
5850 (Relobj::do_layout_deferred_sections): New function.
5851 (Sized_relobj::do_layout_deferred_sections): New function.
5852 (Sized_relobj::layout_section): New function.
5853 (Sized_relobj::Deferred_layout): New structure.
5854 (Sized_relobj::deferred_layout_): New field.
5855 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5856 Change all callers. Layout deferred sections.
5857 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5859 (Plugin_hook::run): Move code from do_plugin_hook inline.
5860 (Plugin_hook::do_plugin_hook): Remove.
5861 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5862 (Plugin_manager::finish): Renamed, was cleanup.
5863 (Plugin_manager::should_defer_layout): New function.
5864 (Plugin_manager::add_deferred_layout_object): New function.
5865 (Plugin_manager::Deferred_layout_list): New type.
5866 (Plugin_manager::deferred_layout_objects_): New field.
5867 (Plugin_hook::do_plugin_hook): Remove.
5869 2008-12-17 Ian Lance Taylor <iant@google.com>
5871 * options.h (class General_options): Add --no case for
5874 2008-12-16 Cary Coutant <ccoutant@google.com>
5876 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5878 (Plugin_manager::claim_file): Create plugin object even if
5879 plugin did not call the add_symbols callback.
5880 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5881 asking for more symbols than were added.
5882 * testsuite/Makefile.am (plugin_test_1): Add test case with
5884 (empty.syms): New target.
5885 * testsuite/Makefile.in: Regenerate.
5886 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5887 message. Don't call add_symbols if no globals.
5888 (all_symbols_read_hook): Don't provide replacement for empty
5891 2008-12-12 Ian Lance Taylor <iant@google.com>
5893 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5894 r_type == 0 for a local symbol with r_sym == 0.
5895 (scan_relocatable_relocs): Pass r_sym to
5896 local_non_section_strategy.
5897 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5900 * configure.ac: Update test for TLS descriptors: they are
5901 supported as of glibc 2.9.
5902 * configure: Rebuild.
5904 2008-12-11 Ian Lance Taylor <iant@google.com>
5907 * target-reloc.h (Default_scan_relocatable_relocs): For each
5908 function, map r_type == 0 to RELOC_DISCARD.
5910 2008-12-10 Cary Coutant <ccoutant@google.com>
5912 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5913 object to override a kept COMDAT group from a plugin object.
5915 2008-12-09 Ian Lance Taylor <iant@google.com>
5918 * yyscript.y (file_cmd): Handle INPUT.
5920 * testsuite/initpri1.c: Change all declarations to be full
5921 prototypes by adding void, to avoid compiler warnings.
5923 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5925 * options.cc (General_options::parse_plugin_opt): New.
5926 (General_options::add_plugin): The argument now is just the filename.
5927 (General_options::add_plugin_option): New.
5928 * options.h (plugin_opt): New.
5929 (add_plugin): Change argument name.
5930 (add_plugin_option): New.
5931 * plugin.cc (Plugin::load): Don't parse the plugin option.
5932 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5933 (Plugin::add_option): New.
5934 (Plugin::args_): Change type.
5935 (Plugin::filename_): New.
5936 (Plugin_manager::add_plugin_option): New.
5937 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5938 * testsuite/Makefile.in: Regenerate.
5940 2008-12-05 Cary Coutant <ccoutant@google.com>
5942 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5943 Handle --strip-lto-sections option.
5944 * options.h (strip_lto_sections): New option.
5946 2008-12-01 Cary Coutant <ccoutant@google.com>
5948 * plugin.cc (ld_plugin_message): Change format parameter to const.
5949 Fix mismatch between new[] and delete.
5951 2008-11-14 Cary Coutant <ccoutant@google.com>
5953 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5956 2008-11-05 Craig Silverstein <csilvers@google.com>
5958 * options.cc (General_options::parse_dynamic_list): New function.
5959 * options.h (General_options): New flags dynamic_list,
5960 dynamic_list_data, dynamic_list_cpp_new, and
5961 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5962 (General_options::in_dynamic_list): New function.
5963 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5964 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5965 (Lex::can_continue_name): Likewise.
5967 (read_script_file): New parameter script_options.
5968 (read_dynamic_list): New function.
5969 (Script_options::define_dynamic_list): New function.
5970 (dynamic_list_keyword_parsecodes): New variable.
5971 (dynamic_list_keywords): New variable.
5972 * script.h (Script_options::define_dynamic_list): New function
5974 (read_dynamic_list): New function prototype.
5975 * symtab.cc (strprefix): New macro.
5976 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5977 dynamic_list_data, dynamic_list_cpp_new, and
5978 dynamic_list_cpp_typeinfo.
5979 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5980 (dynamic_list_expr): New rule.
5981 (dynamic_list_nodes): Likewise.
5982 (dynamic_list_node): Likewise.
5983 * testsuite/Makefile.am (dynamic_list): New test.
5984 * testsuite/Makefile.in: Regenerated.
5985 * testsuite/dynamic_list.t: New file.
5986 * testsuite/dynamic_list.sh: New file.
5988 2008-11-05 Craig Silverstein <csilvers@google.com>
5990 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5991 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5992 (t11_last): Likewise.
5993 * testsuite/ver_test_6.c (main): Likewise.
5995 2008-10-07 Cary Coutant <ccoutant@google.com>
5997 * options.c (General_options::finalize): Add check for -static and
5999 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6002 2008-10-02 Cary Coutant <ccoutant@google.com>
6004 * plugin.cc (make_sized_plugin_object): Fix conditional
6005 compilation to work when not all targets are enabled.
6007 2008-09-29 Cary Coutant <ccoutant@google.com>
6009 * archive.cc (Archive::get_file_and_offset): Use filename instead
6010 of name to get library path.
6011 (Archive::include_member): Unlock external member of a thin archive.
6013 * testsuite/Makefile.am (TEST_AR): New variable.
6014 (thin_archive_test_1): New test.
6015 (thin_archive_test_2): New test.
6016 * testsuite/Makefile.in: Regenerate.
6017 * testsuite/thin_archive_main.cc: New file.
6018 * testsuite/thin_archive_test_1.cc: New file.
6019 * testsuite/thin_archive_test_2.cc: New file.
6020 * testsuite/thin_archive_test_3.cc: New file.
6021 * testsuite/thin_archive_test_4.cc: New file.
6023 2008-09-29 Cary Coutant <ccoutant@google.com>
6025 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6026 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6028 (Sized_relobj::do_finalize_local_symbols): Likewise.
6029 (Sized_relobj::map_to_kept_section): Likewise.
6030 * object.h (Sized_relobj::invalid_address): New constant.
6031 (Sized_relobj::do_output_section_offset): Check for invalid_address
6033 * output.cc (Output_reloc::local_section_offset): Use constant
6034 invalid_address instead of -1U.
6035 (Output_reloc::get_address): Likewise.
6036 (Output_section::output_address): Change -1U to -1ULL.
6037 * output.h (Output_reloc::invalid_address): New constant.
6038 * reloc.cc (Sized_relobj::write_sections): Use constant
6039 invalid_address instead of -1U.
6040 (Sized_relobj::relocate_sections): Likewise.
6041 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6042 values for merge sections.
6043 * target-reloc.h (relocate_for_relocatable): Use constant
6044 invalid_address instead of -1U.
6046 2008-09-19 Cary Coutant <ccoutant@google.com>
6048 Add plugin functionality for link-time optimization (LTO).
6049 * configure.ac (plugins): Add --enable-plugins option.
6050 * configure: Regenerate.
6051 * config.in: Regenerate.
6052 * Makefile.am (LIBDL): New variable.
6053 (CCFILES): Add plugin.cc.
6054 (HFILES): Add plugin.h.
6055 (ldadd_var): Add LIBDL.
6056 * Makefile.in: Regenerate.
6058 * archive.cc: Include "plugin.h".
6059 (Archive::setup): Don't preread archive symbols when using a plugin.
6060 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6061 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6063 (Archive::include_member): Add symbols from plugin objects.
6064 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6065 * descriptors.cc (Descriptors::open): Check for file descriptors
6066 abandoned by plugins.
6067 (Descriptors::claim_for_plugin): New function.
6068 * descriptors.h (Descriptors::claim_for_plugin): New function.
6069 (Open_descriptor::is_claimed): New field.
6070 (claim_descriptor_for_plugin): New function.
6071 * fileread.cc (File_read::claim_for_plugin): New function.
6072 * fileread.h (File_read::claim_for_plugin): New function.
6073 (File_read::descriptor): New function.
6074 * gold.cc: Include "plugin.h".
6075 (queue_initial_tasks): Add task to call plugin hooks for generating
6077 * main.cc: Include "plugin.h".
6078 (main): Load plugin libraries.
6079 * object.h (Pluginobj): Declare.
6080 (Object::pluginobj): New function.
6081 (Object::do_pluginobj): New function.
6082 (Object::set_target): New function.
6083 * options.cc: Include "plugin.h".
6084 (General_options::parse_plugin): New function.
6085 (General_options::General_options): Initialize plugins_ field.
6086 (General_options::add_plugin): New function.
6087 * options.h (Plugin_manager): Declare.
6088 (General_options): Add --plugin option.
6089 (General_options::has_plugins): New function.
6090 (General_options::plugins): New function.
6091 (General_options::add_plugin): New function.
6092 (General_options::plugins_): New field.
6093 * plugin.cc: New file.
6094 * plugin.h: New file.
6095 * readsyms.cc: Include "plugin.h".
6096 (Read_symbols::do_read_symbols): Check for archive before checking
6097 for ELF file. Call plugin hooks to claim files.
6098 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6099 from a real object file; force override when processing replacement
6101 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6102 (Symbol::init_base_object): Likewise.
6103 (Symbol::init_base_output_data): Likewise.
6104 (Symbol::init_base_output_segment): Likewise.
6105 (Symbol::init_base_constant): Likewise.
6106 (Symbol::init_base_undefined): Likewise.
6107 (Symbol::output_section): Assert that object is not a plugin.
6108 (Symbol_table::add_from_pluginobj): New function.
6109 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6111 (Symbol_table::sized_write_globals): Likewise.
6112 (Symbol_table::add_from_pluginobj): Instantiate template.
6113 * symtab.h (Sized_pluginobj): Declare.
6114 (Symbol::in_real_elf): New function.
6115 (Symbol::set_in_real_elf): New function.
6116 (Symbol::in_real_elf_): New field.
6117 (Symbol_table::add_from_pluginobj): New function.
6119 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6120 (LIBDL): New variable.
6122 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6123 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6124 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6125 (MOSTLYCLEANFILES): Likewise.
6126 * testsuite/Makefile.in: Regenerate.
6127 * testsuite/plugin_test.c: New file.
6128 * testsuite/plugin_test_1.sh: New file.
6129 * testsuite/plugin_test_2.sh: New file.
6131 2008-09-16 Ian Lance Taylor <iant@google.com>
6133 * target-reloc.h (relocate_section): Check whether a symbol is
6134 defined by the ABI before reporting an undefined symbol error.
6135 * target.h (Target::is_defined_by_abi): Make parameter const.
6136 (Target::do_is_defined_by_abi): Likewise.
6137 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6138 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6139 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6140 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6141 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6142 * testsuite/Makefile.in: Rebuild.
6144 * fileread.cc (make_view): Add casts to avoid warning.
6146 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6148 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6149 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6151 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6153 * options.h (General_options::output_is_executable): New.
6154 (General_options::output_is_pie): New.
6155 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6156 for shared libraries.
6157 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6159 2008-09-11 Chris Demetriou <cgd@google.com>
6161 * options.h (origin): New -z option.
6162 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6163 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6166 2008-09-05 Cary Coutant <ccoutant@google.com>
6168 * fileread.cc (File_read::make_view): Add check for attempt to map
6171 2008-09-05 Cary Coutant <ccoutant@google.com>
6173 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6174 explicit instantiations.
6176 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6179 * options.cc (General_options::finalize): Allow undefined symbols
6180 in shlibs if linking -shared.
6183 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6184 symbols as not needing a dynsym entry.
6186 2008-08-20 Craig Silverstein <csilvers@google.com>
6188 * fileread.cc (File_read::open): Do not lock the file unless it
6189 was successfully opened.
6191 2008-08-14 Cary Coutant <ccoutant@google.com>
6193 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6194 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6195 * testsuite/tls_test.cc (struct int128): 128-bit struct
6196 for testing TLS relocs with non-zero addend.
6197 (v12): New TLS variable.
6199 (t_last): Add check for v12.
6200 * testsuite/tls_test.h (t12): New function.
6201 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6203 2008-08-13 Ian Lance Taylor <iant@google.com>
6205 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6206 set tls_segment_ or relro_segment_.
6207 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6209 * output.h (Output_section::clear_is_relro): New function.
6210 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6211 sections specially even when output_data_ is empty.
6212 (Output_segment::maximum_alignment): When first section is relro,
6213 only force alignment for PT_LOAD segments.
6214 * script.cc (script_data_segment_align): New function.
6215 (script_data_segment_relro_end): New function.
6216 * script-c.h (script_data_segment_align): Declare.
6217 (script_data_segment_relro_end): Declare.
6218 * script-sections.h (class Script_sections): Declare
6219 data_segment_align and data_segment_relro_end. Add fields
6220 segment_align_index_ and saw_relro_end_.
6221 * script-sections.cc (class Sections_element): Add set_is_relro
6222 virtual function. Add new bool* parameter to place_orphan_here.
6223 Add get_output_section virtual function.
6224 (class Output_section_definition): Add set_is_relro. Add new
6225 bool* parameter to place_orphan_here. Add get_output_section.
6226 Add is_relro_ field.
6227 (Output_section_definition::Output_section_definition): Initialize
6228 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6229 and is_relro_ fields.
6230 (Output_section_definition::place_orphan_here): Add is_relro
6232 (Output_section_definition::set_section_addresses): Set relro for
6234 (Output_section_definition::alternate_constraint): Likewise.
6235 (class Orphan_output_section): Add new bool* parameter to
6236 place_orphan_here. Add get_output_section.
6237 (Orphan_output_section::place_orphan_here): Add is_relro
6239 (Script_sections::Script_sections): Initialize
6240 data_segment_align_index_ and saw_relro_end_.
6241 (Script_sections::data_segment_align): New function.
6242 (Script_sections::data_segment_relro_end): New function.
6243 (Script_sections::place_orphan): Set or clear is_relro.
6244 (Script_sections::set_section_addresses): Force alignment of first
6246 * yyscript.y (exp): Call script_data_segment_align and
6247 script_data_segment_relro_end.
6248 * testsuite/relro_script_test.t: New file.
6249 * testsuite/relro_test.cc (using_script): Declare.
6250 (t1, t2): Test using_script.
6251 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6252 (relro_script_test_SOURCES): Define.
6253 (relro_script_test_DEPENDENCIES): Define.
6254 (relro_script_test_LDFLAGS): Define.
6255 (relro_script_test_LDADD): Define.
6256 (relro_script_test.so): New target.
6257 * testsuite/Makefile.in: Rebuild.
6259 2008-08-06 Cary Coutant <ccoutant@google.com>
6261 * archive.cc (Archive::total_archives, Archive::total_members)
6262 (Archive::total_members_loaded): New variables.
6263 (Archive::setup): Add parameter. Add option to preread
6265 (Archive::read_armap): Add counter.
6266 (Archive::get_file_and_offset): New function.
6267 (Archive::get_elf_object_for_member): New function.
6268 (Archive::read_all_symbols): New function.
6269 (Archive::read_symbols): New function.
6270 (Archive::add_symbols): Add counters.
6271 (Archive::include_all_members): Use armap to find members if it's
6273 (Archive::include_member): Skip reading symbols if already read.
6274 Factored code into Archive::get_file_and_offset and
6275 Archive::get_elf_object_for_member. Changed call to
6276 Mapfile::report_include_archive_member.
6277 (Archive::print_stats): New function.
6278 * archive.h: Declare Object and Read_symbols_data classes.
6279 (Archive::Archive): Add initializers for new members.
6280 (Archive::setup): Add parameter.
6281 (Archive::print_stats): New function.
6282 (Archive::total_archives, Archive::total_members)
6283 (Archive::total_members_loaded): New variables.
6284 (Archive::get_file_and_offset): New function.
6285 (Archive::get_elf_object_for_member): New function.
6286 (Archive::read_all_symbols): New function.
6287 (Archive::read_symbols): New function.
6288 (Archive::Archive_member): New class.
6289 (Archive::members_): New member.
6290 (Archive::num_members_): New member.
6291 * main.cc: Include archive.h.
6292 (main): Call Archive::print_stats.
6293 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6294 archive parameter; member_name is now the fully-decorated name.
6295 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6296 * options.h: (General_options): Add --preread-archive-symbols option.
6297 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6300 2008-08-04 Ian Lance Taylor <iant@google.com>
6302 * symtab.h (Symbol::use_plt_offset): New function.
6303 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6304 * powerpc.cc (Relocate::relocate): Likewise.
6305 * sparc.cc (Relocate::relocate): Likewise.
6306 * x86_64.cc (Relocate::relocate): Likewise.
6307 * testsuite/weak_plt.sh: New test.
6308 * testsuite/weak_plt_main.cc: New test.
6309 * testsuite/weak_plt_shared.cc: New test.
6310 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6311 (check_PROGRAMS): Add weak_plt.
6312 (check_DATA): Add weak_plt_shared.so.
6313 (weak_plt_main_pic.o, weak_plt): New targets.
6314 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6315 * testsuite/Makefile.in: Rebuild.
6317 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6319 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6320 * testsuite/Makefile.in: Rebuild.
6322 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6324 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6325 * Makefile.in: Regenerate.
6326 * po/POTFILES.in: Regenerate.
6328 2008-07-29 Ian Lance Taylor <iant@google.com>
6330 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6331 symbols before other symbols.
6332 * testsuite/script_test_2.cc (test_addr): Declare.
6333 (test_addr_alias): Declare.
6334 (main): Check that test_addr and test_addr_alias have the right
6336 * testsuite/script_test_2.t: Define test_addr_alias and
6339 2008-07-24 Ian Lance Taylor <iant@google.com>
6342 * descriptors.cc: New file.
6343 * descriptors.h: New file.
6344 * gold-threads.h (class Hold_optional_lock): New class.
6345 * fileread.cc: Include "descriptors.h".
6346 (File_read::~File_read): Release descriptor rather than closing
6348 (File_read::open) [file]: Call open_descriptor rather than open.
6349 Set is_descriptor_opened_.
6350 (File_read::open) [memory]: Assert that descriptor is not open.
6351 (File_read::reopen_descriptor): New function.
6352 (File_read::release): Release descriptor.
6353 (File_read::do_read): Make non-const. Reopen descriptor.
6354 (File_read::read): Make non-const.
6355 (File_read::make_view): Reopen descriptor.
6356 (File_read::do_readv): Likewise.
6357 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6358 Update declarations.
6359 * layout.cc: Include "descriptors.h".
6360 (Layout::create_build_id): Use open_descriptor rather than open.
6361 * output.cc: Include "descriptors.h".
6362 (Output_file::open): Use open_descriptor rather than open.
6363 * archive.cc (Archive::const_iterator): Change Archive to be
6365 (Archive::begin, Archive::end): Make non-const.
6366 (Archive::count_members): Likewise.
6367 * archive.h (class Archive): Update declarations.
6368 * object.h (Object::read): Make non-const.
6369 * Makefile.am (CCFILES): Add descriptors.cc.
6370 (HFILES): Add descriptors.h.
6371 * Makefile.in: Rebuild.
6374 * gold.h: Always include <clocale>. Add Solaris workarounds
6375 following code in binutils/sysdep.h.
6378 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6379 this->eh_frame_hdr_ is NULL before using it.
6381 * dynobj.cc (Versions::Versions): Update comment.
6383 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6384 the base version name.
6386 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6387 array size plus one.
6388 (Stringpool_template::set_string_offsets): Subtract one from key
6389 before using it as an array index.
6390 (Stringpool_template::get_offset_with_length): Likewise.
6391 (Stringpool_template::write_to_buffer): Likewise.
6392 * stringpool.h (Stringpool_template::get_offset_from_key):
6395 2008-07-23 Ian Lance Taylor <iant@google.com>
6398 * object.h (Merged_symbol_value::value): Do our best to handle a
6402 * script.cc (Version_script_info::get_versions): Don't add empty
6403 version tag to return value.
6404 (Version_script_info::get_symbol_version_helper): Change return
6405 type to bool. Add pversion parameter. Change all callers.
6406 (script_register_vers_node): Don't require a non-NULL tag.
6407 * script.h (class Version_script_info): Update declarations.
6408 (Version_script_info::get_symbol_version): Change return type to
6409 bool. Add version parameter. Change all callers.
6410 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6411 handling. Handle an empty version from a version script.
6412 (Symbol_table::define_special_symbol): Likewise.
6413 * testsuite/ver_test_10.script: New file.
6414 * testsuite/ver_test_10.sh: New file.
6415 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6416 (check_DATA): Add ver_test_10.syms.
6417 (ver_test_10.syms, ver_test_10.so): New target.
6418 * testsuite/Makefile.in: Rebuild.
6420 2008-07-23 Simon Baldwin <simonb@google.com>
6422 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6423 to zero for undefined symbols from dynamic libraries.
6425 2008-07-23 Ian Lance Taylor <iant@google.com>
6427 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6429 * symtab.h (class Symbol_table): Update declaration.
6430 * testsuite/ver_test_9.cc: New file.
6431 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6432 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6433 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6434 (ver_test_9.so, ver_test_9.o): New targets.
6435 * testsuite/Makefile.in: Rebuild.
6437 2008-07-22 Ian Lance Taylor <iant@google.com>
6439 * options.h (class General_options): Define --check-sections.
6440 * layout.cc (Layout::set_segment_offsets): Handle
6443 * options.h (class General_options): Define -n/--nmagic and
6445 * options.cc (General_options::finalize): For -n/--nmagic or
6446 -N/--omagic, set -static.
6447 * layout.cc (Layout::attach_allocated_section_to_segment): If
6448 -N/--omagic, don't put read-only and read-write sections in
6450 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6451 finding a read-only segment.
6452 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6453 don't set the minimum segment alignment to the common page size,
6454 and don't set the file offset to the address modulo the page size.
6455 * script-sections.cc (Script_sections::create_segments): If
6456 -n/--omagic, don't put read-only and read-write sections in
6459 * cref.cc: New file.
6461 * options.h (class General_options): Add --print-symbol-counts.
6462 * main.cc (main): Issue defined symbol report if requested.
6463 * archive.cc (Archive::interpret_header): Make into a const member
6465 (Archive::add_symbols): Call Input_objects::archive_start and
6467 (Archive::const_iterator): Define new class.
6468 (Archive::begin, Archive::end): New functions.
6469 (Archive::include_all_members): Rewrite to use iterator.
6470 (Archive::count_members): New function.
6471 * archive.h (class Archive): Update declarations.
6472 (Archive::filename): New function.
6473 * object.cc: Include "cref.h".
6474 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6475 (Sized_relobj::do_get_global_symbol_counts): New function.
6476 (Input_objects::add_object): Add object to cross-referencer.
6477 (Input_objects::archive_start): New function.
6478 (Input_objects::archive_stop): New function.
6479 (Input_objects::print_symbol_counts): New function.
6480 * object.h: Declare Cref and Archive.
6481 (Object::get_global_symbol_counts): New function.
6482 (Object::do_get_global_symbol_counts): New pure virtual function.
6483 (class Sized_relobj): Add defined_count_ field. Update
6485 (class Input_objects): Add cref_ field. Update constructor.
6486 Update declarations.
6487 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6489 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6491 (Sized_dynobj::do_get_global_symbol_counts): New function.
6492 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6493 defined_count_. Update declarations. Define Symbols typedef.
6494 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6495 parameter. Change all callers.
6496 (Symbol_table::add_from_dynobj): Add sympointers and defined
6497 parameters. Change all callers.
6498 * symtab.h (class Symbol_table): Update declarations.
6499 * Makefile.am (CCFILES): Add cref.cc.
6500 (HFILES): Add cref.h.
6501 * Makefile.in: Rebuild.
6503 2008-07-22 Simon Baldwin <simonb@google.com>
6505 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6506 to zero when writing undefined symbols.
6508 2008-07-22 Ian Lance Taylor <iant@google.com>
6510 * output.cc (Output_section::add_input_section): Don't try to
6511 merge empty merge sections.
6513 2008-07-21 Craig Silverstein <csilvers@google.com>
6515 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6516 Include symbol version in error message.
6518 2008-07-20 Chris Demetriou <cgd@google.com>
6520 * configure.ac (gold_cv_c_random_seed): New configured variable.
6521 (RANDOM_SEED_CFLAGS): New substituted variable.
6522 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6523 * configure: Rebuild.
6524 * Makefile.in: Likewise.
6525 * testsuite/Makefile.in: Likewise.
6527 2008-07-18 Ian Lance Taylor <iant@google.com>
6529 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6530 where we see NAME/NULL and NAME/VERSION as separate symbols.
6531 * testsuite/ver_test_main.cc (main): Call t4.
6532 (t4, t4_2a): Define.
6533 * testsuite/ver_test_2.cc (t4_2): Define.
6534 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6535 * testsuite/ver_test_4.cc (t4_2a): Define.
6536 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6537 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6539 2008-07-17 Ian Lance Taylor <iant@google.com>
6541 * dynobj.cc (Versions::add_def): If we give an error about a
6542 missing version, go ahead and create the version anyhow.
6544 2008-07-10 Ian Lance Taylor <iant@google.com>
6546 Handle output sections with more than 0x7fffffff bytes.
6547 * object.h (class Relobj): Change map_to_output_ to
6548 output_sections_, and just keep a section pointer. Change all
6549 uses. Move comdat group support to Sized_relobj.
6550 (Relobj::is_section_specially_mapped): Remove.
6551 (Relobj::output_section): Remove poff parameter. Change all
6553 (Relobj::output_section_offset): New function.
6554 (Relobj::set_section_offset): Rewrite.
6555 (Relobj::map_to_output): Remove.
6556 (Relobj::output_sections): New function.
6557 (Relobj::do_output_section_offset): New pure virtual function.
6558 (Relobj::do_set_section_offset): Likewise.
6559 (class Sized_relobj): Add section_offsets_ field. Add comdat
6560 group support from Relobj. Update declarations.
6561 (Sized_relobj::get_output_section_offset): New function.
6562 (Sized_relobj::do_output_section_offset): New function.
6563 (Sized_relobj::do_set_section_offset): New function.
6564 * object.cc (Relobj::output_section_address): Remove.
6565 (Sized_relobj::Sized_relobj): Initialize new fields.
6566 (Sized_relobj::include_section_group): Cast find_kept_object to
6568 (Sized_relobj::include_linkonce_section): Likewise.
6569 (Sized_relobj::do_layout): Use separate arrays for output section
6571 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6573 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6574 output_sections and section_offsets.
6575 (Sized_relobj::write_local_symbols): Likewise.
6576 (map_to_kept_section): Compute output address directly.
6577 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6578 output_sections and section_offsets.
6579 (Sized_relobj::write_sections): Likewise.
6580 (Sized_relobj::relocate_sections): Likewise.
6581 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6582 * output.h (class Output_reloc): Update declarations. Change
6583 u2_.relobj to Sized_relobj*.
6584 (class Output_data_reloc): Change add functions to use
6586 * output.cc (Output_reloc::Output_reloc): Change relobj to
6588 (Output_reloc::local_section_offset): Change return type to
6589 Elf_Addr. Use get_output_section_offset.
6590 (Output_reloc::get_address): Likewise.
6591 (Output_section::is_input_address_mapped): Don't call
6592 is_section_specially_mapped.
6593 (Output_section::output_offset): Likewise.
6594 (Output_section::output_address): Likewise.
6595 (Output_section::starting_output_address): Likewise.
6596 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6597 parameter to Sized_relobj*.
6598 (Copy_relocs::need_copy_reloc): Likewise.
6599 (Copy_relocs::save): Likewise.
6600 * copy-relocs.h (class Copy_relocs): Update declarations.
6601 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6602 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6603 * target-reloc.h (relocate_for_relocatable): Change
6604 offset_in_output_section type to Elf_Addr. Change code that uses
6606 * layout.cc (Layout::layout): Always set *off.
6607 * mapfile.cc (Mapfile::print_input_section): Use
6608 output_section_offset.
6609 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6611 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6612 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6613 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6615 2008-07-03 Ian Lance Taylor <iant@google.com>
6617 * layout.cc (Layout::include_section): Do not discard unrecognized
6618 SHT_STRTAB sections.
6620 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6622 * script.cc (Lex::can_continue_name): Make '?' allowable in
6623 version-script names.
6624 * testsuite/version_script.map: Change glob pattern to use '?'
6626 2008-06-30 Manish Singh <yosh@gimp.org>
6629 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6632 2008-06-30 Ian Lance Taylor <iant@google.com>
6636 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6637 versions]: Don't try to read the value in the contents, since we
6638 don't use it. Use the template endianness when writing.
6640 2008-06-25 Cary Coutant <ccoutant@google.com>
6642 * fileread.cc (File_read::make_view): Assert on zero-length view.
6643 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6644 symbol table when there are no symbols to read.
6646 2008-06-23 Craig Silverstein <csilvers@google.com>
6648 * version.cc (version_string): Bump to 1.7
6650 2008-06-18 Craig Silverstein <csilvers@google.com>
6652 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6653 constant 0xFFFF to type Valtype.
6654 (Powerpc_relocate_functions::rel16_ha): Likewise.
6656 2008-06-17 Ian Lance Taylor <iant@google.com>
6658 * output.h (Output_section::Input_section): Initialize p2align_ to
6659 zero for Output_section_data constructors.
6660 (Output_section::Input_section::addralign): If not an input
6661 section, return the alignment of the Output_section_data.
6662 * testsuite/copy_test.cc: New file.
6663 * testsuite/copy_test_1.cc: New file.
6664 * testsuite/copy_test_2.cc: New file.
6665 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6666 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6667 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6668 (copy_test_1_pic.o, copy_test_1.so): New targets.
6669 (copy_test_2_pic.o, copy_test_2.so): New targets.
6670 * testsuite/Makefile.in: Rebuild.
6672 * script-sections.cc (Script_sections::place_orphan): Initialize
6673 local variable exact.
6675 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6677 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6679 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6680 David S. Miller <davem@davemloft.net>
6682 * powerpc.cc: New file.
6683 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6684 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6685 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6686 * Makefile.in: Rebuild.
6688 2008-06-09 Ian Lance Taylor <iant@google.com>
6690 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6692 (throwing, orig_terminate): New static variables.
6693 (terminate_handler): New static function.
6694 (t2): Set terminate handler.
6696 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6699 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6702 2008-05-30 Cary Coutant <ccoutant@google.com>
6704 * archive.cc (Archive::include_all_members) Correct to step
6705 over symbol table and extended name table in thin archives.
6707 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6710 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6713 2008-05-28 Caleb Howe <cshowe@google.com>
6715 * reduced_debug_output.cc: New file.
6716 * reduced_debug_output.h: New file.
6717 * options.h (class General_options): Add --strip-debug-non-line.
6718 * options.cc (General_options::finalize): Add strip_debug_non_line
6719 to the strip heirarchy.
6720 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6722 * layout.cc: Include "reduced_debug_output.h".
6723 (Layout::Layout): Initialize new fields.
6724 (line_only_debug_sections): New static array.
6725 (is_lines_only_debug_sections): New static inline function.
6726 (Layout::include_section): Handle --strip-debug-non-line.
6727 (Layout::make_output_section): If --strip-debug-non-line, build
6728 new output sections for .debug_abbrev and .debug_info.
6729 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6730 gold. Warn about possible overflow.
6731 (read_signed_LEB_128): Likewise.
6732 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6733 (read_signed_LEB_128): Declare.
6734 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6735 (HFILES): Add reduced_debug_output.h.
6736 * Makefile.in: Rebuild.
6738 2008-05-21 Ian Lance Taylor <iant@google.com>
6740 * mapfile.cc: New file.
6741 * mapfile.h: New file.
6742 * options.h (class General_options): Add -M/--print-map and -Map.
6743 * options.cc (General_options::finalize): Make -M equivalent to
6745 * main.cc: Include <cstdio> and "mapfile.h".
6746 (main): Open mapfile if requested.
6747 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6748 constructor. Change caller.
6749 (queue_initial_tasks): Add mapfile parameter. Change caller.
6750 (queue_middle_tasks): Likewise.
6751 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6753 * archive.cc: Include "mapfile.h".
6754 (Archive::add_symbols): Add mapfile parameter. Change all
6755 callers. Pass mapfile, symbol, and reason to include_member.
6756 (Archive::include_all_members): Add mapfile parameter. Change all
6758 (Archive::include_member): Add mapfile, sym, and why parameters.
6759 Change all callers. Report inclusion to map file.
6760 * archive.h: Include "fileread.h".
6761 (class Archive): Update declarations.
6762 (Archive::file): New const method.
6763 (class Add_archive_symbols): Add mapfile_ field. Update
6764 constructor. Change all callers.
6765 * readsyms.h (class Read_symbols): Likewise.
6766 (class Finish_group): Likewise.
6767 (class Read_script): Likewise.
6768 * common.cc: Include "mapfile.h".
6769 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6771 (Symbol_table::do_allocate_commons): Likewise.
6772 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6773 symbol allocation to mapfile.
6774 * common.h (class Allocate_commons_task): Add mapfile_ field.
6775 Update constructor. Change all callers.
6776 * symtab.h (class Symbol_table): Update declarations.
6777 * layout.cc: Include "mapfile.h".
6778 (Layout_task_runner::run): Print information to mapfile.
6779 (Layout::create_gold_note): Change Output_data_fixed_space to
6780 Output_data_zero_fill.
6781 (Layout::create_build_id): Likewise.
6782 (Layout::print_to_mapfile): New function.
6783 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6784 constructor. Change caller.
6785 (class Layout): Declare print_to_mapfile.
6786 * output.cc (Output_section::Input_section::print_to_mapfile): New
6788 (Output_section::add_input_section): If producing a map, always
6789 add to input_sections_ list.
6790 (Output_section::do_print_to_mapfile): New function.
6791 (Output_segment::print_sections_to_mapfile): New function.
6792 (Output_segment::print_section_list_to_mapfile): New function.
6793 * output.h: Include "mapfile.h".
6794 (Output_data::print_to_mapfile): New function.
6795 (Output_data::do_print_to_mapfile): New virtual function.
6796 (Output_segment_headers::do_print_to_mapfile): New function.
6797 (Output_file_header::do_print_to_mapfile): New function.
6798 (Output_data_const::do_print_to_mapfile): New function.
6799 (class Output_data_const_buffer): Add map_name_ field. Update
6800 constructor. Change all callers. Add do_print_to_mapfile
6802 (class Output_data_fixed_space): Likewise.
6803 (class Output_data_space): Likewise.
6804 (class Output_data_zero_fill): New class.
6805 (Output_data_strtab::do_print_to_mapfile): New function.
6806 (Output_data_reloc_base::do_print_to_mapfile): New function.
6807 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6808 (Output_data_group::do_print_to_mapfile): New function.
6809 (Output_data_got::do_print_to_mapfile): New function.
6810 (Output_data_dynamic::do_print_to_mapfile): New function.
6811 (Output_symtab_xindex::do_print_to_mapfile): New function.
6812 (class Output_section): Declare do_print_to_mapflie. Declare
6813 print_to_mapfile in Input_section.
6814 (class Output_segment): Declare new functions.
6815 * object.h (Sized_relobj::symbol_count): New function.
6816 * script-sections.cc
6817 (Output_section_element_dot_assignment::set_section_addresses):
6818 Change Output_data_fixed_space to Output_data_zero_fill.
6819 (Output_data_expression::do_print_to_mapfile): New function.
6820 * script.cc (read_input_script): Add mapfile parameter. Change
6822 * script.h (read_input_script): Update declaration.
6823 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6824 (Eh_frame::do_print_to_mapfile): New function.
6825 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6826 (Output_merge_string::do_print_to_mapfile): New function.
6827 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6829 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6831 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6833 * Makefile.am (CCFILES): Add mapfile.cc.
6834 (HFILES): Add mapfile.h.
6835 * Makefile.in: Rebuild.
6837 2008-05-19 Ian Lance Taylor <iant@google.com>
6839 * options.h (class General_options): Add -z relro.
6840 * layout.cc (Layout::Layout): Initialize relro_segment_.
6841 (Layout::add_output_section_data): Return the output section.
6842 (Layout::make_output_section): Rcognize relro sections and mark
6844 (Layout::attach_allocated_section_to_segment): Put relro sections
6845 in a PT_GNU_RELRO segment.
6846 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6848 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6850 (Layout::linkonce_mapping): Map d.rel.ro.local to
6852 (Layout::output_section_name): Us .data.rel.ro.local for any
6853 section which begins with that.
6854 * layout.h (class Layout): Update add_output_section_data
6855 declaration. Add relro_segment_ field.
6856 * output.cc (Output_section::Output_section): Initialize is_relro_
6857 and is_relro_local_ fields.
6858 (Output_segment::add_output_section): Group relro sections.
6859 (Output_segment::is_first_section_relro): New function.
6860 (Output_segment::maximum_alignment): If there is a relro section,
6861 align the segment to the common page size.
6862 (Output_segment::set_section_addresses): Track whether we are
6863 looking at relro sections. If the last section is a relro
6864 section, align to the common page size.
6865 (Output_segment::set_section_list_addresses): Add in_relro
6866 parameter. Change all callers. Align to the page size when
6867 moving from relro to non-relro section.
6868 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6870 * output.h (class Output_section): Add is_relro_ and
6871 is_relro_local_ fields.
6872 (Output_section::is_relro): New function.
6873 (Output_section::set_is_relro): New function.
6874 (Output_section::is_relro_local): New function.
6875 (Output_section::set_is_relro_local): New function.
6876 (class Output_segment): Update declarations.
6877 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6878 * sparc.cc (Target_sparc::got_section): Likewise.
6879 * x86_64.cc (Target_x86_64::got_section): Likewise.
6880 * testsuite/relro_test_main.cc: New file.
6881 * testsuite/relro_test.cc: New file.
6882 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6883 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6884 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6885 (relro_test.so, relro_test_pic.o): New targets.
6886 * testsuite/Makefile.in: Rebuild.
6888 2008-05-16 Ian Lance Taylor <iant@google.com>
6890 * output.cc (Output_segment::add_output_section): Remove front
6892 * output.h (class Output_segment): Remove
6893 add_initial_output_section and overloaded add_output_section.
6894 Update declaration of remaining add_output_section.
6895 * layout.cc (Layout::create_interp): Call add_output_section
6896 rather than add_initial_output_section.
6897 (Layout::finish_dynamic_section): Likewise.
6899 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6900 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6901 know the dynamic type.
6902 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6903 field. Initialize it in constructor.
6904 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6905 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6906 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6909 * output.cc (Output_reloc::get_address): Change return type to
6911 * output.h (class Output_reloc): Update get_address declaration.
6912 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6913 for section addresses.
6915 2008-05-09 Ian Lance Taylor <iant@google.com>
6918 * gold.cc (gold_nomem): Use return value of write.
6920 2008-05-08 Ian Lance Taylor <iant@google.com>
6922 * symtab.c (Symbol::init_base_output_data): Add version
6923 parameter. Change all callers.
6924 (Symbol::init_base_output_segment): Likewise.
6925 (Symbol::init_base_constant): Likewise.
6926 (Symbol::init_base_undefined): Likewise.
6927 (Sized_symbol::init_output_data): Likewise.
6928 (Sized_symbol::init_output_segment): Likewise.
6929 (Sized_symbol::init_constant): Likewise.
6930 (Sized_symbol::init_undefined): Likewise.
6931 (Symbol_table::do_define_in_output_data): If the new symbol has a
6932 version, mark it as the default.
6933 (Symbol_table::do_define_in_output_segment): Likewise.
6934 (Symbol_table::do_define_as_constant): Likewise.
6935 * symtab.h (class Symbol): Update declarations.
6936 (class Sized_symbol): Likewise.
6937 * resolve.cc (Symbol::override_version): New function.
6938 (Symbol::override_base): Call override_version.
6939 (Symbol::override_base_with_special): Likewise.
6940 * testsuite/ver_script_8.script: New file.
6941 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6942 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6943 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6944 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6946 2008-05-06 Ian Lance Taylor <iant@google.com>
6949 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6951 (class General_options): Remove existing --undefined, and add
6952 --no-undefined instead. Add new --undefined as synonym for -u.
6953 * archive.cc (Archive::add_symbols): Check whether symbol was
6955 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6956 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6957 all uses. Add IS_UNDEFINED. Update declarations to split
6958 different versions of init_base. Declare init_base_undefined.
6959 (Symbol::is_defined): Handle IS_UNDEFINED.
6960 (Symbol::is_undefined): Likewise.
6961 (Symbol::is_weak_undefined): Call is_undefined.
6962 (Symbol::is_absolute): Handle IS_CONSTANT.
6963 (class Sized_symbol): Update declarations to split different
6964 versions of init. Declare init_undefined.
6965 (class Symbol_table): Declare new functions.
6966 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6968 (Symbol::init_base_output_data): Likewise.
6969 (Symbol::init_base_output_segment): Likewise.
6970 (Symbol::init_base_constant): Likewise.
6971 (Symbol::init_base_undefined): New function.
6972 (Sized_symbol::init_object): Rename from init. Change all
6974 (Sized_symbol::init_output_data): Likewise.
6975 (Sized_symbol::init_output_segment): Likewise.
6976 (Sized_symbol::init_constant): Likewise.
6977 (Sized_symbol::init_undefined): New function.
6978 (Symbol_table::add_undefined_symbols_from_command_line): New
6980 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6982 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6983 (Symbol::output_section): Likewise.
6984 (Symbol::set_output_section): Likewise.
6985 (Symbol_table::sized_finalize_symbol): Likewise.
6986 (Symbol_table::sized_write_globals): Likewise.
6987 * resolve.cc (Symbol_table::should_override): Likewise.
6988 (Symbol::override_base_with_special): Likewise.
6990 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6991 symbol, change it to have default visibility.
6992 * testsuite/protected_1.cc: New file.
6993 * testsuite/protected_2.cc: New file.
6994 * testsuite/protected_3.cc: New file.
6995 * testsuite/protected_main_1.cc: New file.
6996 * testsuite/protected_main_2.cc: New file.
6997 * testsuite/protected_main_3.cc: New file.
6998 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6999 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7000 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7001 (protected_1.so): New target.
7002 (protected_1_pic.o, protected_2_pic.o): New targets.
7003 (protected_3_pic.o): New target.
7004 (check_PROGRAMS): Add protected_2.
7005 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7006 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7007 * testsuite/Makefile.in: Rebuild.
7009 * options.h (DEFINE_var): Add set_user_set_##varname__.
7010 (DEFINE_bool_alias): New macro.
7011 (class General_options): Define -Bstatic using DEFINE_bool_alias
7012 rather than DEFINE_special. Add --undefined as an alias for -z
7014 * options.cc (General_options::parse_Bstatic): Remove.
7016 * options.h (class General_options): Add --fatal-warnings.
7017 * main.cc (main): Implement --fatal-warnings.
7018 * errors.h (Errors::warning_count): New function.
7020 * options.h (class General_options): Add -Bsymbolic-functions.
7021 * symtab.h (Symbol::is_preemptible): Check for
7022 -Bsymbolic-functions.
7024 2008-05-05 Ian Lance Taylor <iant@google.com>
7026 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7027 as noVARNAME rather than no-VARNAME.
7028 (class General_options): Add option -z combreloc.
7029 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7031 (Output_reloc::sort_before) [SHT_REL]: New function.
7032 (Output_reloc::sort_before) [SHT_RELA]: New function.
7033 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7034 Sort_relocs_comparison.
7035 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7036 parameter. Change all callers.
7037 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7038 sort_relocs parameter. Change all callers.
7039 * output.cc (Output_reloc::get_address): New function, broken out
7041 (Output_reloc::write_rel): Call it.
7042 (Output_reloc::compare): New function.
7043 (Output_data_reloc_base::do_write): Optionally sort relocs.
7045 * configure.ac: If targ_extra_obj is set, link it in.
7046 * configure.tgt: Initialize all variables.
7047 (x86_64*): Set targ_extra_obj and targ_extra_size.
7048 * configure: Rebuild.
7050 * object.cc (Sized_relobj::include_section_group): Adjust section
7051 indexes read from group data. Build vector to pass to
7053 * layout.cc (Layout::layout_group): Add flags and shndxes
7054 parameters. Remove contents parameter. Change caller. Update
7055 explicit instantiations.
7056 * layout.h (class Layout): Update layout_group declaration.
7057 * output.cc (Output_data_group::Output_data_group): Add flags and
7058 input_shndxes parameters. Remove contents parameter. Change
7060 (Output_data_group::do_write): Change input_sections_ to
7062 * output.h (class Output_data_group): Update constructor
7063 declaration. Rename input_sections_ to input_shndxes_.
7064 * testsuite/many_sections_test.cc: Add template.
7066 2008-04-30 Cary Coutant <ccoutant@google.com>
7068 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7070 * layout.cc (Layout::include_section): Refactored check for debug
7072 (Layout::add_comdat): Add new parameters. Change type
7073 of signature parameter. Add object and shndx to signatures table.
7074 (Layout::find_kept_object): New function.
7075 * layout.h: Include <cstring>.
7076 (Layout::is_debug_info_section): New function.
7077 (Layout::add_comdat): Add new parameters.
7078 (Layout::find_kept_object): New function.
7079 (Layout::Kept_section): New struct.
7080 (Layout::Signatures): Change type of map range.
7081 * object.cc (Relobj::output_section_address): New function.
7082 (Sized_relobj::include_section_group): Add new parameters. Change
7083 calls to Layout::add_comdat. Change to build table of kept comdat
7084 groups and table mapping discarded sections to kept sections.
7085 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7086 (Sized_relobj::do_layout): Change calls to include_section_group and
7087 include_linkonce_section.
7088 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7089 value to zero when section is discarded.
7090 (Sized_relobj::map_to_kept_section): New function.
7091 * object.h (Relobj::output_section_address): New function.
7092 (Relobj::Comdat_group): New type.
7093 (Relobj::find_comdat_group): New function.
7094 (Relobj::Comdat_group_table): New type.
7095 (Relobj::Kept_comdat_section): New type.
7096 (Relobj::Kept_comdat_section_table): New type.
7097 (Relobj::add_comdat_group): New function.
7098 (Relobj::set_kept_comdat_section): New function.
7099 (Relobj::get_kept_comdat_section): New function.
7100 (Relobj::comdat_groups_): New field.
7101 (Relobj::kept_comdat_sections_): New field.
7102 (Symbol_value::input_value): Update comment.
7103 (Sized_relobj::map_to_kept_section) New function.
7104 (Sized_relobj::include_linkonce_section): Add new parameter.
7105 * target-reloc.h (Comdat_behavior): New type.
7106 (get_comdat_behavior): New function.
7107 (relocate_section): Add code to map a discarded section to the
7108 corresponding kept section when applying a relocation.
7110 2008-04-30 Craig Silverstein <csilvers@google.com>
7112 * dwarf_reader.cc (next_generation_count): New static var.
7113 (Addr2line_cache_entry): New struct.
7114 (addr2line_cache): New static var.
7115 (Dwarf_line_info::one_addr2line): Added caching.
7116 (Dwarf_line_info::clear_addr2line_cache): New function.
7117 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7118 cache-size parameter.
7119 (Dwarf_line_info::one_addr2line_cache): New function.
7120 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7121 new cache-size argument to one_addr2line(), and clear cache.
7123 2008-04-28 Cary Coutant <ccoutant@google.com>
7125 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7126 R_386_PC8 relocations.
7128 2008-04-23 Ian Lance Taylor <iant@google.com>
7130 * object.cc (Sized_relobj::include_section_group): Check for
7131 invalid section group.
7133 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7136 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7137 than read for file header.
7138 * archive.cc (Archive::include_member): Likewise.
7140 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7142 * aclocal.m4: Regenerate.
7143 * configure: Regenerate.
7145 2008-04-19 Ian Lance Taylor <iant@google.com>
7147 * version.cc (version_string): Bump to 1.6.
7149 * testsuite/Makefile.am (many_sections_r_test): New target.
7150 (many_sections_r_test_SOURCES): Remove.
7151 (many_sections_r_test_DEPENDENCIES): Remove.
7152 (many_sections_r_test_LDFLAGS): Remove.
7153 (many_sections_r_test_LDADD): Remove.
7155 * object.cc (Sized_relobj::do_add_symbols): Always pass
7156 local_symbol_count_ to add_from_relobj.
7158 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7159 every thousand variables.
7160 * testsuite/Makefile.in: Rebuild.
7162 * object.cc (Xindex::initialize_symtab_xindex): New function.
7163 (Xindex::read_symtab_xindex): New function.
7164 (Xindex::sym_xindex_to_shndx): New function.
7165 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7167 (Sized_relobj::do_initialize_xindex): New function.
7168 (Sized_relobj::do_read_symbols): Adjust section links.
7169 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7170 parameter. Change all callers.
7171 (Sized_relobj::include_section_group): Adjust section links and
7172 symbol section indexes.
7173 (Sized_relobj::do_layout): Adjust section links.
7174 (Sized_relobj::do_count_local_symbols): Adjust section links and
7175 symbol section indexes.
7176 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7177 ordinary and special symbols.
7178 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7179 dynsym_xindex parameters. Change all callers. Adjust section
7180 links. Use SHN_XINDEX when needed.
7181 (Sized_relobj::get_symbol_location_info): Adjust section links.
7182 Don't get fooled by special symbols.
7183 * object.h (class Xindex): Define.
7184 (class Object): Add xindex_ parameter. Declare virtual functoin
7185 do_initialize_xindex.
7186 (Object::adjust_sym_shndx): New function.
7187 (Object::set_xindex): New protected function.
7188 (class Symbol_value): Add is_ordinary_shndx_ field.
7189 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7190 (Symbol_value::value): Assert ordinary section.
7191 (Symbol_value::initialize_input_to_output_map): Likewise.
7192 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7194 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7196 (class Sized_relobj): Update declarations.
7197 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7198 parameter. Change all callers.
7199 (Sized_relobj::adjust_shndx): New function.
7200 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7202 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7203 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7204 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7205 (Sized_dynobj::read_dynsym_section): Adjust section links.
7206 (Sized_dynobj::read_dynamic): Likewise.
7207 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7209 (Sized_dynobj::do_initialize_xindex): New function.
7210 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7211 do_initialize_xindex.
7212 (Sized_dynobj::adjust_shndx): New function.
7213 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7214 dynsym_xindex_ fields.
7215 (Layout::finalize): Add a call to set_section_indexes before
7216 creating the symtab sections.
7217 (Layout::set_section_indexes): Don't do anything if the section
7218 already has a section index.
7219 (Layout::create_symtab_sections): Add shnum parameter. Change
7220 caller. Create .symtab_shndx section if needed.
7221 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7223 (Layout::allocated_output_section_count): New function.
7224 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7226 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7227 fields. Update declarations.
7228 (Layout::symtab_xindex): New function.
7229 (Layout::dynsym_xindex): New function.
7230 (class Write_symbols_task): Add layout_ field.
7231 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7233 * output.cc (Output_section_headers::Output_section_headers): Add
7234 shstrtab_section parameter. Change all callers.
7235 (Output_section_headers::do_sized_write): Store overflow values
7236 for section count and section string table section index in
7237 section header zero.
7238 (Output_file_header::do_sized_write): Check for overflow of
7239 section count and section string table section index.
7240 (Output_symtab_xindex::do_write): New function.
7241 (Output_symtab_xindex::endian_do_write): New function.
7242 * output.h (class Output_section_headers): Add shstrtab_section_.
7243 Update declarations.
7244 (class Output_symtab_xindex): Define.
7245 (Output_section::has_out_shndx): New function.
7246 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7248 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7250 (Sized_symbol::init): Likewise.
7251 (Symbol::output_section): Check for ordinary symbol.
7252 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7253 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7255 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7256 Change all callers. Simplify handling of symbols from sections
7257 not included in the link.
7258 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7260 (Weak_alias_sorter::operator()): Assert that symbols are
7262 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7264 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7265 parameters. Change all callers.
7266 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7267 symbol distinction. Use SHN_XINDEX when needed.
7268 (Symbol_table::write_section_symbol): Add symtab_xindex
7269 parameter. Change all callers.
7270 (Symbol_table::sized_write_section_symbol): Likewise. Use
7271 SHN_XINDEX when needed.
7272 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7274 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7275 (Symbol::is_defined): Check is_ordinary.
7276 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7277 (Symbol::is_absolute, Symbol::is_common): Likewise.
7278 (class Sized_symbol): Update declarations.
7279 (class Symbol_table): Update declarations.
7280 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7281 parameters. Change all callers.
7282 (Sized_symbol::override): Likewise.
7283 (Symbol_table::override): Likewise.
7284 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7285 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7286 is_ordinary, and orig_st_shndx parameters. Change all callers.
7287 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7288 to be in an ordinary section.
7289 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7290 object and is_ordinary parameters. Change all callers.
7291 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7292 Change all callers. Don't add undefined or non-ordinary symbols
7294 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7296 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7298 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7299 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7300 (Sized_relobj::relocate_sections): Likewise.
7301 * target-reloc.h (scan_relocs): Adjust section symbol index.
7302 (scan_relocatable_relocs): Likewise.
7303 * i386.cc (Scan::local): Check for ordinary symbols.
7304 * sparc.cc (Scan::local): Likewise.
7305 * x86_64.cc (Scan::local): Likewise.
7306 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7307 to symbol_section_and_value.
7308 * testsuite/many_sections_test.cc: New file.
7309 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7310 (check_PROGRAMS): Add many_sections_test.
7311 (many_sections_test_SOURCES): Define.
7312 (many_sections_test_DEPENDENCIES): Define.
7313 (many_sections_test_LDFLAGS): Define.
7314 (BUILT_SOURCES): Add many_sections_define.h.
7315 (many_sections_define.h): New target.
7316 (BUILT_SOURCES): Add many_sections_check.h.
7317 (many_sections_check.h): New target.
7318 (check_PROGRAMS): Add many_sections_r_test.
7319 (many_sections_r_test_SOURCES): Define.
7320 (many_sections_r_test_DEPENDENCIES): Define.
7321 (many_sections_r_test_LDFLAGS): Define.
7322 (many_sections_r_test_LDADD): Define.
7323 (many_sections_r_test.o): New target.
7324 * testsuite/Makefile.in: Rebuild.
7326 2008-04-17 Cary Coutant <ccoutant@google.com>
7328 * errors.cc (Errors::info): New function.
7329 (gold_info): New function.
7330 * errors.h (Errors::info): New function.
7331 * gold.h (gold_info): New function.
7332 * object.cc (Input_objects::add_object): Print trace output.
7333 * options.cc (options::parse_set): New function.
7334 (General_options::parse_wrap): Deleted.
7335 (General_options::General_options): Deleted initializer.
7336 * options.h (options::String_set): New typedef.
7337 (options::parse_set): New function.
7338 (DEFINE_set): New macro.
7339 (General_options::wrap): Changed to use DEFINE_set. Changed
7340 callers of any_wrap_symbols and is_wrap_symbol.
7341 (General_options::trace, General_options::trace_symbol):
7343 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7344 (General_options::wrap_symbols_): Deleted.
7345 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7347 2008-04-17 David S. Miller <davem@davemloft.net>
7349 * options.cc (General_options::parse_V): New function.
7350 * options.h: Add entries for -V and -Qy.
7352 2008-04-17 Ian Lance Taylor <iant@google.com>
7354 * common.cc (Symbol_table::allocate_commons): Remove options
7355 parameter. Change caller.
7356 (Symbol_table::do_allocate_commons): Remove options parameter.
7357 Change caller. Just call do_allocate_commons_list twice.
7358 (Symbol_table::do_allocate_commons_list): New function, broken out
7359 of do_allocate_commons.
7360 * common.h (class Allocate_commons_task): Remove options_ field.
7362 * symtab.cc (Symbol_table::Symbol_table): Initialize
7364 (Symbol_table::add_from_object): Put TLS common symbols on
7366 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7367 which are IN_OUTPUT_DATA.
7368 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7369 allocate_commons and do_allocate_commons declarations. Declare
7370 do_allocate_commons_list.
7371 * gold.cc (queue_middle_tasks): Update creation of
7372 Allocate_commons_task to not pass options.
7373 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7374 (TLS_TEST_C_FLAGS): New variable.
7375 (tls_test_c_pic.o): New target.
7376 (tls_test_shared.so): Link in tls_test_c_pic.o.
7377 (tls_test_c_pic_ie.o): New target.
7378 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7379 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7380 (tls_test_c.o): New target.
7381 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7382 (tls_pic_test_LDADD): Likewise.
7383 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7384 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7385 (tls_test_c_gnu2.o): New target.
7386 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7388 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7389 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7390 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7391 * testsuite/tls_test.cc: Include "config.h".
7392 (t_last): Call t11_last.
7393 * testsuite/tls_test.h (t11, t11_last): Declare.
7394 * testsuite/tls_test_c.c: New file.
7395 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7396 * configure.ac: Check for OpenMP support.
7397 * configure, config.in, Makefile.in: Rebuild.
7398 * testsuite/Makefile.in: Rebuild.
7400 2008-04-16 Cary Coutant <ccoutant@google.com>
7402 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7403 (Target_i386::tls_base_symbol_defined_): New field.
7404 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7405 (Target_i386::Scan::global): Likewise.
7406 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7407 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7408 (Target_x86_64::tls_base_symbol_defined_): New field.
7409 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7410 (Target_x86_64::Scan::global): Likewise.
7412 2008-04-16 Cary Coutant <ccoutant@google.com>
7414 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7415 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7416 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7417 building shared libraries.
7418 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7419 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7420 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7421 * testsuite/Makefile.in: Rebuild.
7422 * testsuite/weak_undef.h: New file.
7423 * testsuite/weak_undef_file1.cc: Add extra test cases.
7424 * testsuite/weak_undef_file2.cc: Likewise.
7425 * testsuite/weak_undef_test.cc: Likewise.
7427 2008-04-16 David S. Miller <davem@davemloft.net>
7429 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7430 Add issued_non_pic_error_ field. Declare check_non_pic.
7431 (Target_sparc::Scan::check_non_pic): New function.
7432 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7433 (Target_sparc::Scan::global): Likewise.
7435 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7436 * configure: Rebuild.
7438 * options.h (DEFINE_enable): New macro.
7439 (new_dtags): New enable option.
7440 (initfirst, interpose, loadfltr, nodefaultlib,
7441 nodelete, nodlopen, nodump): New -z options.
7442 * layout.cc (Layout:finish_dynamic_section): If new
7443 dtags enabled, emit DT_RUNPATH. Also, emit a
7444 DT_FLAGS_1 containing any specified -z flags.
7446 2008-04-16 Ian Lance Taylor <iant@google.com>
7448 * copy-relocs.cc: New file.
7449 * copy-relocs.h: New file.
7450 * reloc.cc: Remove Copy_relocs code.
7451 * reloc.h: Likewise.
7452 * reloc-types.h (struct Reloc_types) [both versions]: Add
7453 get_reloc_addend_noerror.
7454 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7455 variants of add_global which take an addend which must be zero.
7456 * i386.cc: Include "copy-relocs.h".
7457 (class Target_i386): Change type of copy_relocs_ to variable,
7459 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7461 (Target_i386::do_finalize_sections): Change handling of
7463 * sparc.cc: Include "copy-relocs.h".
7464 (class Target_sparc): Change type of copy_relocs_ to variable,
7466 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7468 (Target_sparc::do_finalize_sections): Change handling of
7470 * x86_64.cc: Include "copy-relocs.h".
7471 (class Target_x86_64): Change type of copy_relocs_ to variable,
7473 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7474 class. Change all callers.
7475 (Target_x86_64::do_finalize_sections): Change handling of
7477 * Makefile.am (CCFILES): Add copy-relocs.cc.
7478 (HFILES): Add copy-relocs.h.
7480 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7482 * testsuite/script_test_4.sh: Permit leading zeroes.
7484 2008-04-15 Ian Lance Taylor <iant@google.com>
7486 * script-sections.cc (Script_sections::create_segments): Use
7487 header_size_adjustment even when there is enough room for the
7489 * testsuite/script_test_4.sh: New file.
7490 * testsuite/script_test_4.t: New file.
7491 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7492 (check_DATA): Add script_test_4.stdout.
7493 (MOSTLYCLEANFILES): Likewise.
7494 (script_test_4): New target.
7495 (script_test_4.stdout): New target.
7496 * testsuite/Makefile.in: Rebuild.
7498 * sparc.cc: Add definitions for Output_data_plt_sparc class
7501 2008-04-14 David S. Miller <davem@davemloft.net>
7503 * sparc.cc: New file.
7504 * Makefile.am (TARGETSOURCES): Add sparc.cc
7505 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7506 * configure.tgt: Document targ_extra_size and
7507 targ_extra_big_endian. Add entries for sparc-* and
7509 * configure.ac: Handle targ_extra_size and
7510 targ_extra_big_endian.
7511 * Makefile.in: Rebuild.
7512 * configure: Likewise.
7513 * po/POTFILES.in: Likewise.
7514 * po/gold.pot: Likewise.
7516 2008-04-14 Ian Lance Taylor <iant@google.com>
7518 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7519 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7520 in the name/type/flags to section mapping. Don't call
7521 allocate_output_section.
7522 (Layout::choose_output_section): Change parameter from adjust_name
7523 to is_input_section. Don't permit input sections after sections
7524 are attached to segments. Don't call allocate_output_section.
7525 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7526 not write_enable_output_section.
7527 (Layout::make_output_section): Don't push to
7528 unattached_section_list_ nor call attach_to_segment. Call
7529 attach_section_to_segment if sections are attached.
7530 (Layout::attach_sections_to_segments): New function.
7531 (Layout::attach_section_to_segment): New function.
7532 (Layout::attach_allocated_section_to_segment): Rename from
7533 attach_to_segment. Remove flags parameter.
7534 (Layout::allocate_output_section): Remove function.
7535 (Layout::write_enable_output_section): Remove function.
7536 * layout.h (class Layout): Update for above changes. Add new
7537 field sections_are_attached_.
7538 * output.h (Output_section::update_flags_for_input_section): New
7540 * output.cc (Output_section::add_input_section): Call
7541 update_flags_for_input_section.
7542 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7544 2008-04-11 Cary Coutant <ccoutant@google.com>
7546 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7547 thought unnecessary.
7548 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7550 2008-04-11 Ian Lance Taylor <iant@google.com>
7552 * output.h (class Output_section_data): Remove inline definition
7554 * output.cc (Output_section_data::set_addralign): New function.
7556 2008-04-11 Cary Coutant <ccoutant@google.com>
7558 Add support for TLS descriptors for i386 and x86_64.
7559 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7560 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7561 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7563 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7564 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7565 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7567 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7568 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7569 Fix problem with initial-exec relocations.
7570 (Target_i386::Relocate::relocate_tls): Likewise.
7571 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7573 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7574 support for section-plus-offset dynamic table entries.
7575 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7576 (Output_data_dynamic::Dynamic_entry): Add support for
7577 section-plus-offset dynamic table entries.
7578 (Output_data_dynamic::Classification): Likewise.
7579 (Output_data_dynamic::classification_): Renamed offset_.
7580 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7581 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7582 (Target_x86_64::make_plt_section): New function.
7583 (Target_x86_64::reserve_tlsdesc_entries): New function.
7584 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7585 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7586 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7587 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7588 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7589 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7590 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7591 add extra PLT entry for TLS descriptors.
7592 (Output_data_plt_x86_64::got_): New field.
7593 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7594 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7596 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7598 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7599 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7600 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7601 R_386_TLS_DESC_CALL relocations.
7602 (Target_x86_64::Scan::global): Likewise.
7603 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7604 for TLS descriptors.
7605 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7606 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7607 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7608 GD-to-IE relaxation.
7609 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7610 and TLS_DESCRIPTORS.
7611 * Makefile.in: Rebuild.
7612 * configure: Rebuild.
7613 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7614 (tls_test_shared2.so): New target.
7615 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7616 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7617 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7618 (tls_shared_gd_to_ie_test_LDADD): New variable.
7619 (tls_shared_gnu2_gd_to_ie_test): New target.
7620 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7622 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7623 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7624 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7625 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7626 (tls_shared_gnu2_test): New target.
7627 (tls_test_gnu2_shared.so): New target.
7628 (tls_shared_gnu2_test_SOURCES): New variable.
7629 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7630 (tls_shared_gnu2_test_LDFLAGS): New variable.
7631 (tls_shared_gnu2_test_LDADD): New variable.
7632 * testsuite/Makefile.in: Rebuild.
7633 * testsuite/Makefile.
7635 2008-04-11 Ian Lance Taylor <iant@google.com>
7637 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7639 * testsuite/Makefile.in: Rebuild.
7641 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7643 * testsuite/script_test_2.cc (main): Adjust test.
7645 2008-04-11 David S. Miller <davem@davemloft.net>
7646 Ian Lance Taylor <iant@google.com>
7648 * options.h (General_options): Add entries for '-Y' and
7650 * options.cc (General_options:finalize): If -Y was used, add those
7651 entries to the library path instead of the default "/lib" and
7654 2008-04-11 David S. Miller <davem@davemloft.net>
7656 * testsuite/justsyms.t: Start at 0x100.
7657 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7658 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7660 * testsuite/script_test_2.cc: Adjust string and section length
7663 2008-04-09 Ian Lance Taylor <iant@google.com>
7666 * script-sections.cc (Sections_element::allocate_to_segment): Add
7668 (Output_section_definition::allocate_to_segment): Likewise.
7669 (Orphan_output_section::allocate_to_segment): Likewise.
7670 (Script_sections::attach_sections_using_phdrs_clause): Don't
7671 propagate non-PT_LOAD segments to orphan sections.
7672 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7673 readelf rather than objdump.
7674 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7675 .interp section and PT_INTERP segment are the same size.
7676 * testsuite/Makefile.in: Rebuild.
7678 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7679 aliases for symbols defined in the same object.
7680 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7681 (weak_alias_test_SOURCES): New variable.
7682 (weak_alias_test_DEPENDENCIES): New variable.
7683 (weak_alias_test_LDFLAGS): New variable.
7684 (weak_alias_test_LDADD): New variable.
7685 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7686 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7687 (weak_alias_test_3.o): New target.
7688 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7689 * testsuite/weak_alias_test_main.cc: New file.
7690 * testsuite/weak_alias_test_1.cc: New file.
7691 * testsuite/weak_alias_test_2.cc: New file.
7692 * testsuite/weak_alias_test_3.cc: New file.
7694 2008-04-08 Ian Lance Taylor <iant@google.com>
7696 * options.h (class General_options): Add --noinhibit-exec option.
7697 * main.cc (main): Check --noinhibit-exec.
7699 * options.h (class General_options): Define --wrap as a special
7700 option. Add wrap_symbols_ field.
7701 (General_options::any_wrap_symbols): New function.
7702 (General_options::is_wrap_symbol): New function.
7703 * options.cc (General_options::parse_wrap): New function.
7704 (General_options::General_options): Initialize wrap_symbols_.
7705 * symtab.cc (Symbol_table::wrap_symbol): New function.
7706 (Symbol_table::add_from_object): Handle --wrap.
7707 * symtab.h (class Symbol_table): Declare wrap_symbol.
7708 * target.h (Target::wrap_char): New function.
7709 (Target::Target_info): Add wrap_char field.
7710 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7711 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7712 * testsuite/testfile.cc (Target_test::test_target_info):
7715 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7718 * layout.h (class Layout): Add added_eh_frame_data_ field.
7719 * layout.cc (Layout::Layout): Initialize new field.
7720 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7721 output section until we find a section we merged successfully.
7722 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7723 that the size be non-zero.
7725 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7728 2008-04-08 Craig Silverstein <csilvers@google.com>
7730 * configure.ac: Export new conditional variable HAVE_ZLIB.
7731 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7733 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7734 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7736 2008-04-07 Ian Lance Taylor <iant@google.com>
7738 * version.cc (version_string): Set to "1.5".
7740 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7741 Add issued_non_pic_error_ field. Declare check_non_pic.
7742 (Target_x86_64::Scan::check_non_pic): New function.
7743 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7744 (Target_x86_64::Scan::global): Likewise.
7746 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7747 addend parameter. Change caller. Handle merge sections.
7748 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7749 Address to Addend. Don't add in the result of
7750 local_section_offset, pass down the addend and use the returned
7752 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7753 Update declarations of local_section_offset and symbol_value.
7754 * testsuite/two_file_test_1.cc (t18): New function.
7755 * testsuite/two_file_test_2.cc (f18): New function.
7756 * testsuite/two_file_test_main.cc (main): Call t18.
7757 * testsuite/two_file_test.h (t18, f18): Declare.
7759 * configure.ac: Don't test for objdump, c++filt, or readelf.
7760 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7762 (TEST_READELF): New variable.
7763 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7764 (check_PROGRAMS): Add two_file_strip_test.
7765 (two_file_strip_test): New target.
7766 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7767 (two_file_same_shared_strip_test_SOURCES): New variable.
7768 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7769 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7770 (two_file_same_shared_strip_test_LDADD): New variable.
7771 (two_file_shared_strip.so): New target.
7772 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7773 (ver_test_5.syms, ver_test_7.syms): Likewise.
7774 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7775 (strip_test_3.stdout): Use TEST_OBJDUMP.
7776 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7778 2008-04-04 Cary Coutant <ccoutant@google.com>
7780 * symtab.h (Symbol::is_weak_undefined): New function.
7781 (Symbol::is_strong_undefined): New function.
7782 (Symbol::is_absolute): New function.
7783 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7784 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7786 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7787 (weak_undef_test): New target.
7788 * testsuite/Makefile.in: Rebuild.
7789 * testsuite/weak_undef_file1.cc: New file.
7790 * testsuite/weak_undef_file2.cc: New file.
7791 * testsuite/weak_undef_test.cc: New file.
7793 2008-04-03 Craig Silverstein <csilvers@google.com>
7795 * compressed_output.h (class Output_compressed_section): Use
7797 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7799 (zlib_compressed_suffix): Removed.
7800 (Output_compressed_section::set_final_data_size): Use unsigned
7802 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7803 Fix linker invocation.
7804 (flagstest_o_specialfile_and_compress_debug_sections):
7806 * testsuite/Makefile.in: Regenerated.
7808 2008-04-02 David S. Miller <davem@davemloft.net>
7810 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7811 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7813 2008-04-02 Craig Silverstein <csilvers@google.com>
7817 2008-04-02 Ian Lance Taylor <iant@google.com>
7819 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7820 parameters. Update for new key type to views_. Change all
7822 (File_read::read): Adjust for byteshift in returned view.
7823 (File_read::add_view): New function, broken out of
7825 (File_read::make_view): New function, broken out of
7827 (File_read::find_or_make_view): Add offset and aligned
7828 parameters. Rewrite accordingly. Change all callers.
7829 (File_read::get_view): Add offset and aligned parameters. Adjust
7830 for byteshift in return value.
7831 (File_read::get_lasting_view): Likewise.
7832 * fileread.h (class File_read): Update declarations.
7833 (class File_read::View): Add byteshift_ field. Add byteshift to
7834 constructor. Add byteshift method.
7835 * archive.h (Archive::clear_uncached_views): New function.
7836 (Archive::get_view): Add aligned parameter. Change all callers.
7837 * object.h (Object::get_view): Add aligned parameter. Change all
7839 (Object::get_lasting_view): Likewise.
7841 * fileread.cc (File_read::release): Don't call clear_views if
7842 there are multiple objects.
7843 * fileread.h (File_read::clear_uncached_views): New function.
7844 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7847 2008-03-31 Cary Coutant <ccoutant@google.com>
7849 Add thin archive support.
7850 * archive.cc (Archive::armagt): New const.
7851 (Archive::setup): Remove task parameter and calls to unlock.
7852 (Archive::unlock_nested_archives): New function.
7853 (Archive::read_header): Add nested_off parameter. Change
7855 (Archive::interpret_header): Likewise.
7856 (Archive::include_all_members): Change to handle thin
7858 (Archive::include_member): Likewise.
7859 * archive.h (Archive::Archive): Add new parameters and
7861 (Archive::armagt): New const.
7862 (Archive::setup): Remove task parameter.
7863 (Archive::unlock_nested_archives): New function.
7864 (Archive::read_header): Add nested_off parameter.
7865 (Archive::interpret_header): Likewise.
7866 (Archive::Nested_archive_table): New typedef.
7867 (Archive::is_thin_archive_): New field.
7868 (Archive::nested_archives_): New field.
7869 (Archive::options_): New field.
7870 (Archive::dirpath_): New field.
7871 (Archive::task_): New field.
7872 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7873 for thin archives. Pass additional parameters to
7874 Archive::Archive. Unlock the archive file after calling
7877 2008-03-29 Ian Lance Taylor <iant@google.com>
7879 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7880 version symbol to be local.
7881 * testsuite/ver_test_4.sh: New file.
7882 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7883 (check_DATA): Add ver_test_4.syms.
7884 (ver_test_4.syms): New target.
7885 * testsuite/Makefile.in: Rebuild.
7888 (Output_section::Input_section_sort_entry::has_priority): New
7890 (Output_section::Input_section_sort_entry::match_file_name): New
7892 (Output_section::Input_section_sort_entry::match_section_name):
7894 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7896 (Output_section::Input_section_sort_entry::match_section_file):
7898 (Output_section::Input_section_sort_compare::operator()): Rewrite
7899 using new Input_section_sort_entry functions. Sort crtbegin and
7900 crtend first. Sort sections with no priority before sections with
7902 * testsuite/initpri1.c (d3): Check j != 4.
7903 (cd5): New constructor/destructor function.
7904 (main): Check j != 2.
7906 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7907 new symbol when resolving, don't call set_is_default.
7908 * testsuite/ver_test_7.cc: New file.
7909 * testsuite/ver_test_7.sh: New file.
7910 * testsuite/Makefile.am (ver_test_7.so): New target.
7911 (ver_test_7.o): New target.
7912 (check_SCRIPTS): Add ver_test_7.sh.
7913 (check_DATA): Add ver_test_7.syms.
7914 (ver_test_7.syms): New target.
7916 2008-03-28 Ian Lance Taylor <iant@google.com>
7918 * layout.cc (Layout::layout): If we see an input section with a
7919 name that needs sorting, set the must_sort flag for the output
7921 (Layout::make_output_section): If the name of the output section
7922 indicates that it might require sorting, set the may_sort flag.
7923 * output.h (Output_section::may_sort_attached_input_sections): New
7925 (Output_section::set_may_sort_attached_input_sections): New
7927 (Output_section::must_sort_attached_input_sections): New
7929 (Output_section::set_must_sort_attached_input_sections): New
7931 (class Output_section): Declare Input_section_sort_entry. Define
7932 Input_section_sort_compare. Declare
7933 sort_attached_input_sections. Add new fields:
7934 may_sort_attached_input_sections_,
7935 must_sort_attached_input_sections_,
7936 attached_input_sections_are_sorted_.
7937 * output.cc (Output_section::Output_section): Initialize new
7939 (Output_section::add_input_section): Add an entry to
7940 input_sections_ if may_sort or must_sort are true.
7941 (Output_section::set_final_data_size): Call
7942 sort_attached_input_sections if necessary.
7943 (Output_section::Input_section_sort_entry): Define new class.
7944 (Output_section::Input_section_sort_compare::operator()): New
7946 (Output_section::sort_attached_input_sections): New function.
7947 * configure.ac: Check whether the compiler supports constructor
7948 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7949 * testsuite/initpri1.c: New file.
7950 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7951 CONSTRUCTOR_PRIORITY.
7952 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7953 (initpri1_LDFLAGS): New variable.
7954 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7956 2008-03-27 Ian Lance Taylor <iant@google.com>
7958 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7959 * testsuite/common_test_1.c: New file.
7960 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7961 (common_test_1_SOURCES): New variable.
7962 (common_test_1_DEPENDENCIES): New variable.
7963 (common_test_1_LDFLAGS): New variable.
7965 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7966 and commons_ correctly when NAME/VERSION does not override
7968 * testsuite/ver_test_6.c: New file.
7969 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7970 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7971 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7973 2008-03-26 Ian Lance Taylor <iant@google.com>
7975 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7976 of an undefined symbol from a version script.
7977 * testsuite/Makefile.am (ver_test_5.so): New target.
7978 (ver_test_5.o): New target.
7979 (check_SCRIPTS): Add ver_test_5.sh.
7980 (check_DATA): Add ver_test_5.syms.
7981 (ver_test_5.syms): New target.
7982 * testsuite/ver_test_5.cc: New file.
7983 * testsuite/ver_test_5.script: New file.
7984 * testsuite/ver_test_5.sh: New file.
7985 * Makefile.in, testsuite/Makefile.in: Rebuild.
7988 Fix problems building gold with gcc 4.3.0.
7989 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7990 (gold_error_at_location, gold_warning_at_location): Use it.
7991 * configure.ac: Check whether we can compile and use a template
7992 function with a printf attribute.
7993 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7994 when jumping over bytes.
7995 * object.cc: Instantiate Object::read_section_data.
7996 * debug.h: Include <cstring>
7997 * dwarf_reader.cc: Include <algorithm>
7998 * main.cc: Include <cstring>.
7999 * options.cc: Include <cstring>.
8000 * output.cc: Include <cstring>.
8001 * script.cc: Include <cstring>.
8002 * script.h: Include <string>.
8003 * symtab.cc: Include <cstring> and <algorithm>.
8004 * target-select.cc: Include <cstring>.
8005 * version.cc: Include <string>.
8006 * testsuite/testmain.cc: Include <cstdlib>.
8007 * configure, config.in: Rebuild.
8009 2008-03-25 Ian Lance Taylor <iant@google.com>
8011 * options.cc: Include "../bfd/bfdver.h".
8012 (options::help): Print bug reporting address.
8014 * version.cc (print_version): Adjust output for current value of
8019 * options.cc (options::help): Print list of supported targets.
8020 * target-select.h: Include <vector>.
8021 (class Target_selector): Make machine_, size_, and is_big_endian_
8022 fields const. Add bfd_name_ and instantiated_target_ fields.
8023 (Target_selector::Target_selector): Add bfd_name parameter.
8024 (Target_selector::recognize): Make non-virtual, call
8026 (Target_selector::recognize_by_name): Make non-virtual, call
8027 do_recognize_by_name.
8028 (Target_selector::supported_names): New function.
8029 (Target_selector::bfd_name): New function.
8030 (Target_selector::do_instantiate_target): New pure virtual
8032 (Target_selector::do_recognize): New virtual function.
8033 (Target_selector::do_recognize_by_name): New virtual function.
8034 (Target_selector::instantiate_target): New private function.
8035 (supported_target_names): Declare.
8036 * target-select.cc (Target_selector::Target_selector): Update for
8037 new parameter and fields.
8038 (select_target_by_name): Check that the name matches before
8039 calling recognize_by_name.
8040 (supported_target_names): New function.
8041 * i386.cc (class Target_selector_i386): Update Target_selector
8042 constructor call. Remove recognize and recognize_by_name. Add
8043 do_instantiate_target.
8044 * x86_64.cc (class Target_selector_x86_64): Likewise.
8045 * testsuite/testfile.cc (class Target_selector_test): Update for
8046 changes to Target_selector.
8048 * README: Rewrite, with some notes on unsupported features.
8050 2008-03-24 Cary Coutant <ccoutant@google.com>
8052 * i386.cc (Target_i386::Got_type): New enum declaration.
8053 (Target_i386::Scan::local): Updated callers of Output_data_got
8055 (Target_i386::Scan::global): Likewise.
8056 (Target_i386::Relocate::relocate): Likewise.
8057 (Target_i386::Relocate::relocate_tls): Likewise.
8058 * object.h (Got_offset_list): New class.
8059 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8060 (Sized_relobj::local_got_offset): Likewise.
8061 (Sized_relobj::set_local_got_offset): Likewise.
8062 (Sized_relobj::local_has_tls_got_offset): Removed.
8063 (Sized_relobj::local_tls_got_offset): Removed.
8064 (Sized_relobj::set_local_tls_got_offset): Removed.
8065 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8066 * output.cc (Output_data_got::add_global): Added got_type parameter.
8067 (Output_data_got::add_global_with_rel): Likewise.
8068 (Output_data_got::add_global_with_rela): Likewise.
8069 (Output_data_got::add_global_pair_with_rel): New function.
8070 (Output_data_got::add_global_pair_with_rela): New function.
8071 (Output_data_got::add_local): Added got_type parameter.
8072 (Output_data_got::add_local_with_rel): Likewise.
8073 (Output_data_got::add_local_with_rela): Likewise.
8074 (Output_data_got::add_local_pair_with_rel): New function.
8075 (Output_data_got::add_local_pair_with_rela): New function.
8076 (Output_data_got::add_global_tls): Removed.
8077 (Output_data_got::add_global_tls_with_rel): Removed.
8078 (Output_data_got::add_global_tls_with_rela): Removed.
8079 (Output_data_got::add_local_tls): Removed.
8080 (Output_data_got::add_local_tls_with_rel): Removed.
8081 (Output_data_got::add_local_tls_with_rela): Removed.
8082 * output.h (Output_data_got::add_global): Added got_type parameter.
8083 (Output_data_got::add_global_with_rel): Likewise.
8084 (Output_data_got::add_global_with_rela): Likewise.
8085 (Output_data_got::add_global_pair_with_rel): New function.
8086 (Output_data_got::add_global_pair_with_rela): New function.
8087 (Output_data_got::add_local): Added got_type parameter.
8088 (Output_data_got::add_local_with_rel): Likewise.
8089 (Output_data_got::add_local_with_rela): Likewise.
8090 (Output_data_got::add_local_pair_with_rel): New function.
8091 (Output_data_got::add_local_pair_with_rela): New function.
8092 (Output_data_got::add_global_tls): Removed.
8093 (Output_data_got::add_global_tls_with_rel): Removed.
8094 (Output_data_got::add_global_tls_with_rela): Removed.
8095 (Output_data_got::add_local_tls): Removed.
8096 (Output_data_got::add_local_tls_with_rel): Removed.
8097 (Output_data_got::add_local_tls_with_rela): Removed.
8098 * resolve.cc (Symbol::override_base_with_special): Removed
8099 reference to has_got_offset_ field.
8100 * symtab.cc (Symbol::init_fields): Replaced initialization
8101 of got_offset_ with got_offsets_. Removed initialization
8103 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8104 (Symbol::got_offset): Likewise.
8105 (Symbol::set_got_offset): Likewise.
8106 (Symbol::has_tls_got_offset): Removed.
8107 (Symbol::tls_got_offset): Removed.
8108 (Symbol::set_tls_got_offset): Removed.
8109 (Symbol::got_offset_): Removed.
8110 (Symbol::tls_mod_got_offset_): Removed.
8111 (Symbol::tls_pair_got_offset_): Removed.
8112 (Symbol::got_offsets_): New field.
8113 (Symbol::has_got_offset): Removed.
8114 (Symbol::has_tls_mod_got_offset): Removed.
8115 (Symbol::has_tls_pair_got_offset): Removed.
8116 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8117 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8119 (Target_x86_64::Scan::global): Likewise.
8120 (Target_x86_64::Relocate::relocate): Likewise.
8121 (Target_x86_64::Relocate::relocate_tls): Likewise.
8123 2008-03-25 Ben Elliston <bje@au.ibm.com>
8125 * yyscript.y: Fix spelling error in comment.
8127 2008-03-24 Ian Lance Taylor <iant@google.com>
8129 * options.h (class General_options): Define build_id option.
8130 * layout.h (class Layout): Declare write_build_id, create_note,
8131 create_build_id. Add build_id_note_ member.
8132 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8133 "libiberty.h", "md5.h", "sha1.h".
8134 (Layout::Layout): Initialize eh_frame_data_,
8135 eh_frame_hdr_section_, and build_id_note_.
8136 (Layout::finalize): Call create_build_id.
8137 (Layout::create_note): New function, broken out of
8138 Layout::create_gold_note.
8139 (Layout::create_gold_note): Call create_note.
8140 (Layout::create_build_id): New function.
8141 (Layout::write_build_id): New function.
8142 (Close_task_runner::run): Call write_build_id.
8144 * x86_64.cc: Correct license to GPLv3.
8146 2008-03-23 Ian Lance Taylor <iant@google.com>
8148 * options.cc: Include "demangle.h".
8149 (parse_optional_string): New function.
8150 (parse_long_option): Handle takes_optional_argument.
8151 (parse_short_option): Update dash_z initializer. Handle
8152 takes_optional_argument.
8153 (General_options::General_options): Initialize do_demangle_.
8154 (General_options::finalize): Set do_demangle_. Handle demangling
8156 * options.h (parse_optional_string): Declare.
8157 (struct One_option): Add optional_arg field. Update constructor.
8158 Update call constructor calls. Add takes_optional_argument
8160 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8161 (DEFINE_optional_string): Define.
8162 (General_options::demangle): Change from DEFINE_bool to
8163 DEFINE_optional_string.
8164 (General_options::no_demangle): New function.
8165 (General_options::do_demangle): New function.
8166 (General_options::set_do_demangle): New function.
8167 (General_options::execstack_status_): Move definition to end of
8169 (General_options::static_): Likewise.
8170 (General_options::do_demangle_): New field.
8171 * object.cc (big_endian>::get_symbol_location_info): Call
8172 Options::do_demangle, not Options::demangle.
8173 * symtab.cc (demangle): Likewise.
8175 2008-03-22 Ian Lance Taylor <iant@google.com>
8177 * gold.h: Include <cstddef> and <sys/types.h>
8178 * options.h: Include <cstring>.
8180 2008-03-21 Ian Lance Taylor <iant@google.com>
8182 * Added source code to GNU binutils.