1 2010-07-21 Cary Coutant <ccoutant@google.com>
3 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4 string, and length fields.
5 (Output_merge_string::Merged_strings_list): New type.
6 (Output_merge_string::Merged_strings_lists): New typedef.
7 (Output_merge_string): Replace merged_strings_ with
9 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
10 Merged_strings_list per input object and section. Don't store pointer
11 to the string. Don't store length with each merged string entry.
12 (Output_merge_string::finalize_merged_data): Loop over list of merged
13 strings lists. Recompute length of each merged string.
15 2010-07-15 Cary Coutant <ccoutant@google.com>
17 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
20 2010-07-14 Ian Lance Taylor <iant@google.com>
22 * descriptors.cc (Descriptors::open): Report correct name in error
25 2010-07-13 Doug Kwan <dougkwan@google.com>
27 * arm.cc (Arm_input_section::Arm_input_section): For a
28 SHT_ARM_EXIDX section, always keeps the input sections.
29 (Arm_input_section::set_exidx_section_link): New method.
30 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
32 (Arm_exidx_input_section::has_errors,
33 Arm_exidx_input_section::set_has_errors): New methods.
34 (Arm_exidx_input_section::has_errors_): New data member.
35 (Arm_relobj::get_exidx_shndx_list): New method.
36 (Arm_output_section::append_text_sections_to_list): Do not skip
37 section without SHF_EXECINSTR.
38 (Arm_output_section::fix_exidx_coverage): Skip input sections with
40 (Arm_relobj::make_exidx_input_section): Add new parameter for text
41 section header. Make error messages more verbose. Check for
42 a non-executable section linked to an EXIDX section.
43 (Arm_relobj::do_read_symbols): Remove error checking, which has been
44 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
45 check that there is no deferred EXIDX section if we exit early.
46 Instead of not making an EXIDX section in case of an error, make one
47 and set the has_errors flag of it.
48 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
49 in a relocatable link.
50 (Target_arm::do_relax): Look for the EXIDX output section instead of
51 assuming that it is called .ARM.exidx.
52 (Target_arm::fix_exidx_coverage): Add a new parameter for input
53 section list. Do not check for SHF_EXECINSTR section flags but
54 skip any input section with errors.
55 * output.cc (Output_section::Output_section): Initialize
56 always_keeps_input_sections_ to false.
57 (Output_section::add_input_section): Check for
58 always_keeps_input_sections_.
59 * output.h (Output_section::always_keeps_input_sections,
60 Output_section::set_always_keeps_input_sections): New methods.
61 (Output_section::always_keeps_input_sections): New data member.
63 2010-07-13 Rafael Espindola <espindola@google.com>
65 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
66 * fileread.h (Input_file): Add try_extra_search_path and find_file.
68 2010-07-13 Philip Herron <herron.philip@googlemail.com>
69 Ian Lance Taylor <iant@google.com>
71 * output.h (Output_section_lookup_maps::add_merge_section):
72 Correct check of whether value was inserted.
73 (Output_section_lookup_maps::add_merge_input_section): Likewise.
74 (Output_section_lookup_maps::add_relaxed_input_section):
76 * arm.cc (Target_arm::got_section): Remove used local os.
77 * i386.cc (Target_i386::got_section): Likewise.
78 * x86_64.cc (Target_x86_64::got_section): Likewise.
79 * sparc.cc (Target_sparc::got_section): Likewise.
80 (Target_sparc::relocate): Remove unused local have_got_offset.
81 * powerpc.cc (Target_powerpc::relocate): Likewise.
83 2010-07-13 Ian Lance Taylor <iant@google.com>
85 * compressed_output.cc (zlib_decompress): Fix signature in
88 * archive.cc (Archive::include_member): Unlock an external member
89 of a thin archive. Don't bother to delete an object we know is
92 2010-07-12 Cary Coutant <ccoutant@google.com>
94 * compressed_output.cc (zlib_decompress): New function.
95 (get_uncompressed_size): New function.
96 (decompress_input_section): New function.
97 * compressed_output.h (get_uncompressed_size): New function.
98 (decompress_input_section): New function.
99 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
100 Handle compressed debug sections.
101 * layout.cc (is_compressed_debug_section): New function.
102 (Layout::output_section_name): Map compressed section names to
104 * layout.h (is_compressed_debug_section): New function.
105 (is_debug_info_section): Recognize compressed debug sections.
106 * merge.cc: Include compressed_output.h.
107 (Output_merge_data::do_add_input_section): Handle compressed
109 (Output_merge_string::do_add_input_section): Handle compressed
111 * object.cc: Include compressed_output.h.
112 (Sized_relobj::Sized_relobj): Initialize new data members.
113 (build_compressed_section_map): New function.
114 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
115 * object.h (Object::section_is_compressed): New method.
116 (Object::do_section_is_compressed): New method.
117 (Sized_relobj::Compressed_section_map): New type.
118 (Sized_relobj::do_section_is_compressed): New method.
119 (Sized_relobj::compressed_sections_): New data member.
120 * output.cc (Output_section::add_input_section): Handle compressed
122 * reloc.cc: Include compressed_output.h.
123 (Sized_relobj::write_sections): Handle compressed debug sections.
125 2010-07-08 Cary Coutant <ccoutant@google.com>
127 * resolve.cc (Symbol_table::resolve): Remember whether undef was
128 weak when resolving to a dynamic def.
129 (Symbol_table::should_override): Add adjust_dyndef flag; set it
130 for weak undef/dynamic def cases. Adjust callers.
131 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
133 (Symbol_table::sized_write_globals): Adjust symbol binding.
134 (Symbol_table::sized_write_symbol): Add binding parameter.
135 * symtab.h (Symbol::set_undef_binding): New method.
136 (Symbol::is_undef_binding_weak): New method.
137 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
138 (Symbol_table::should_override): Add new parameter.
139 (Symbol_table::sized_write_symbol): Add new parameter.
141 * testsuite/weak_undef_file1.cc: Add new test case.
142 * testsuite/weak_undef_file2.cc: Fix header comment.
143 * testsuite/weak_undef_test.cc: Add new test case.
145 2010-06-29 Doug Kwan <dougkwan@google.com>
147 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
148 Initialize USE_SYMBOL_.
149 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
151 (Arm_reloc_property::uses_symbol_): New data member declaration.
152 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
153 uses symbol value and symbol is undefined but not weakly undefined.
155 2010-06-28 Rafael Espindola <espindola@google.com>
157 * plugin.cc (Plugin::load): Use dlerror.
159 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
161 * symtab.cc (detect_odr_violations): When reporting an ODR
162 violation, report an object where the symbol is defined.
164 2010-06-25 Doug Kwan <dougkwan@google.com>
166 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
167 (Target_arm::section_may_have_icf_unsafe_pointers): New method
169 (Target_arm::Scan::local_reloc_may_be_function_pointer,
170 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
171 target hook to detect function points.
172 (Target_arm::Scan::possible_function_pointer_reloc): New method.
173 * icf.h (Icf::check_section_for_function_pointers): Change type of
174 parameter SECTION_NAME to const reference to std::string. Use
175 target hook to determine if section may have unsafe pointers.
176 * target.h (Target::section_may_have_icf_unsafe_pointers): New
179 2010-06-21 Rafael Espindola <espindola@google.com>
181 * fileread.cc (Input_file::find_fie): New
182 (Input_file::open): Use Input_file::find_fie.
183 * fileread.h (Input_file::find_fie): New
184 * plugin.cc (set_extra_library_path): New.
185 (Plugin::load): Add set_extra_library_path to the transfer vector.
186 (Plugin_manager::set_extra_library_path): New.
187 (Plugin_manager::add_input_file): Use the extra search path if set.
188 (set_extra_library_path(): New.
189 * plugin.h (Plugin_manager): Add set_extra_library_path and
192 2010-06-19 Cary Coutant <ccoutant@google.com>
194 * layout.cc (gdb_sections): Add .debug_types.
195 (lines_only_debug_sections): Likewise.
197 2010-06-18 Rafael Espindola <espindola@google.com>
199 * plugin.cc (add_input_file,add_input_library)
200 (Plugin_manager::add_input_file): Make filename arguments const.
201 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
204 2010-06-16 Doug Kwan <dougkwan@google.com>
206 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
207 .ARM.attributes section if we have not merged any input
210 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
212 * arm.cc: Allow combining objects with no EABI version
215 2010-06-15 Rafael Espindola <espindola@google.com>
217 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
219 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
221 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
222 (struct iovec): Correct !HAVE_READV definition.
224 2010-06-10 Cary Coutant <ccoutant@google.com>
226 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
227 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
229 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
232 * symtab.h (Symbol::is_placeholder): New member function.
233 * target-reloc.h (relocate_section): Check for placeholder symbols.
235 * testsuite/Makefile.am (plugin_test_8): New test.
236 (plugin_test_9): New test.
237 * testsuite/Makefile.in: Regenerate.
239 2010-06-09 Nick Clifton <nickc@redhat.com>
241 * yyscript.y (input_list_element): Allow strings prefixed with
242 the '-' character. Treat these as libraries.
243 * script.cc (script_add_library): New function. Adds a library
244 specified by "-l<name>" found in an input script.
245 * script-c.h: Add prototype for script_add_library.
247 2010-06-07 Doug Kwan <dougkwan@google.com>
249 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
250 Restrict stub-group size to be within long conditional branch
251 range when working around cortex-A8 erratum.
253 2010-06-07 Damien Diederen <dd@crosstwine.com>
255 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
258 2010-06-03 Sriraman Tallam <tmsriram@google.com>
262 (Output_section::Input_section_sort_entry::compare_section_ordering):
263 Change to return non-zero correctly.
264 (Output_section::Input_section_sort_section_order_index_compare
265 ::operator()): Change to fix ambiguity in comparisons.
267 2010-06-01 Sriraman Tallam <tmsriram@google.com>
269 * gold.h (is_wildcard_string): New function.
270 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
271 (Layout::layout_eh_frame): Ditto.
272 (Layout::find_section_order_index): New method.
273 (Layout::read_layout_from_file): New method.
274 * layout.h (Layout::find_section_order_index): New method.
275 (Layout::read_layout_from_file): New method.
276 (Layout::input_section_position_): New private member.
277 (Layout::input_section_glob_): New private member.
278 * main.cc (main): Call read_layout_from_file here.
279 * options.h (--section-ordering-file): New option.
280 * output.cc (Output_section::input_section_order_specified_): New
282 (Output_section::Output_section): Initialize new member.
283 (Output_section::add_input_section): Add new parameter.
284 Keep input sections when --section-ordering-file is used.
285 (Output_section::set_final_data_size): Sort input sections when
286 section ordering file is specified.
287 (Output_section::Input_section_sort_entry): Add new parameter.
289 (Output_section::Input_section_sort_entry::compare_section_ordering):
291 (Output_section::Input_section_sort_compare::operator()): Change to
292 consider section_order_index.
293 (Output_section::Input_section_sort_init_fini_compare::operator()):
294 Change to consider section_order_index.
295 (Output_section::Input_section_sort_section_order_index_compare
296 ::operator()): New method.
297 (Output_section::sort_attached_input_sections): Change to sort
298 according to section order when specified.
299 (Output_section::add_input_section<32, true>): Add new parameter.
300 (Output_section::add_input_section<64, true>): Add new parameter.
301 (Output_section::add_input_section<32, false>): Add new parameter.
302 (Output_section::add_input_section<64, false>): Add new parameter.
303 * output.h (Output_section::add_input_section): Add new parameter.
304 (Output_section::input_section_order_specified): New
306 (Output_section::set_input_section_order_specified): New method.
307 (Input_section::Input_section): Initialize section_order_index_.
308 (Input_section::section_order_index): New method.
309 (Input_section::set_section_order_index): New method.
310 (Input_section::section_order_index_): New member.
311 (Input_section::Input_section_sort_section_order_index_compare): New
313 (Output_section::input_section_order_specified_): New member.
314 * script-sections.cc (is_wildcard_string): Delete and move modified
316 (Output_section_element_input::Output_section_element_input): Modify
317 call to is_wildcard_string.
318 (Output_section_element_input::Input_section_pattern
319 ::Input_section_pattern): Ditto.
320 (Output_section_element_input::Output_section_element_input): Ditto.
321 * testsuite/Makefile.am (final_layout): New test case.
322 * testsuite/Makefile.in: Regenerate.
323 * testsuite/final_layout.cc: New file.
324 * testsuite/final_layout.sh: New file.
326 2010-06-01 Rafael Espindola <espindola@google.com>
328 * plugin.cc (Plugin::load): Pass the output name to the plugin.
330 2010-06-01 Rafael Espindola <espindola@google.com>
332 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
333 visibility of symbols.
335 2010-05-27 Doug Kwan <dougkwan@google.com>
337 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
338 from start of output section instead of address for a local symbol
339 in a merged or relaxed section when doing a relocatable link.
341 2010-05-26 Rafael Espindola <espindola@google.com>
344 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
345 adding sections the garbage collector removed.
346 * gold/testsuite/Makefile.am: Add test.
347 * gold/testsuite/Makefile.in: Regenerate.
348 * gold/testsuite/plugin_test_7.sh: New.
349 * gold/testsuite/plugin_test_7_1.c: New.
350 * gold/testsuite/plugin_test_7_2.c: New.
352 2010-05-26 Rafael Espindola <espindola@google.com>
354 * script-sections.cc (Output_section_definition::set_section_addresses):
355 Check for --section-start.
357 2010-05-26 Doug Kwan <dougkwan@google.com>
359 * arm.cc (Arm_scan_relocatable_relocs): New class.
360 (Target_arm::relocate_special_relocatable): New method.
361 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
362 (Arm_relocate_functions::thumb_branch_common): Same.
363 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
364 instead of Default_scan_relocatable_relocs.
365 * target-reloc.h (relocate_for_relocatable): Let target handle
366 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
367 * target.h (Sized_target::relocate_special_relocatable): New method.
369 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
371 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
373 2010-05-23 Doug Kwan <dougkwan@google.com>
375 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
377 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
378 with a direct branch, not a conditional branch, to a stub.
379 * merge.cc (Output_merge_base::record_input_section): New method
381 (Output_merge_data::do_add_input_section): Record input section if
382 keeps-input-sections flag is set.
383 (Output_merge_string::do_add_input_section): Ditto.
384 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
385 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
387 (Output_merge_base::keeps_input_sections,
388 Output_merge_base::set_keeps_input_sections,
389 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
391 (Output_merge_base::Input_sections): New type declaration.
392 (Output_merge_base::input_sections_begin,
393 Output_merge_base::input_sections_end,
394 Output_merge_base::do_set_keeps_input_sections): New method definitions.
395 (Output_merge_base::bool keeps_input_sections_,
396 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
397 Output_merge_base::input_sections_): New data members.
398 (Output_merge_data::do_set_keeps_input_sections): New method
400 (Output_merge_string::do_set_keeps_input_sections): Ditto.
401 * output.cc (Output_section::Input_section::relobj): Move method
402 defintion from class declaration to here and handle merge sections.
403 (Output_section::Input_section::shndx): Ditto.
404 (Output_section::Output_section): Remove initializations of removed
405 data members and initialize new data member LOOKUP_MAPS_.
406 (Output_section::add_input_section): Set keeps-input-sections flag
407 for a newly created merge output section as appropriate. Adjust code
408 to use Output_section_lookup_maps class.
409 (Output_section::add_relaxed_input_section): Adjst code for lookup
410 maps code refactoring.
411 (Output_section::add_merge_input_section): Add a new parameter
412 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
413 class. If adding input section to a newly created merge output
414 section fails, remove the new merge section.
415 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
416 Adjust code for use of the Output_section_lookup_maps class.
417 (Output_section::find_merge_section): Ditto.
418 (Output_section::build_lookup_maps): New method defintion.
419 (Output_section::find_relaxed_input_section): Adjust code to use
420 Output_section_lookup_maps class.
421 (Output_section::get_input_sections): Export merge sections. Adjust
422 code to use Output_section_lookup_maps class.
423 (Output_section:::add_script_input_section): Adjust code to use
424 Output_section_lookup_maps class. Update lookup maps for merge
426 (Output_section::discard_states): Use Output_section_lookup_maps.
427 (Output_section::restore_states): Same.
428 * output.h (Merge_section_properties): Move class defintion out of
430 (Output_section_lookup_maps): New class.
431 (Output_section::Input_section::is_merge_section): New method
433 (Output_section::Input_section::relobj): Move defintion out of class
434 defintion. Declare method only.
435 (Output_section::Input_section::shndx): Ditto.
436 (Output_section::Input_section::output_merge_base): New method defintion.
437 (Output_section::Input_section::u2_.pomb): New union field.
438 (Output_section::Merge_section_by_properties_map,
439 Output_section::Output_section_data_by_input_section_map,
440 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
442 (Output_section::add_merge_input_section): Add new parameter
443 KEEPS_INPUT_SECTIONS.
444 (Output_section::build_lookup_maps): New method declaration.
445 (Output_section::merge_section_map_,
446 Output_section::merge_section_by_properties_map_,
447 Output_section::relaxed_input_section_map_,
448 Output_section::is_relaxed_input_section_map_valid_): Remove data
450 (Output_section::lookup_maps_): New data member.
452 2010-05-21 Doug Kwan <dougkwan@google.com>
455 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
456 avoid a compilation error.
458 2010-05-19 Rafael Espindola <espindola@google.com>
460 * script-sections.cc (Output_section_definition::allocate_to_segment):
461 Update the phdrs_list even when the output section is NULL.
462 * testsuite/Makefile.am: Add test.
463 * testsuite/Makefile.in: Regenerate.
464 * testsuite/script_test_9.cc: New.
465 * testsuite/script_test_9.sh: New.
466 * testsuite/script_test_9.t: New.
468 2010-05-19 Doug Kwan <dougkwan@google.com>
470 * arm.cc (Arm_input_section::original_size): New method.
471 (Arm_input_section::do_addralign): Add a cast.
472 (Arm_input_section::do_output_offset): Remove static cast.
473 (Arm_input_section::original_addralign,
474 Arm_input_section::original_size_): Change type to uint32_t.
475 (Arm_input_section::init): Add safe casts for section alignment
477 (Arm_input_section::set_final_data_size): Do not set address and
478 offset of stub table.
479 (Arm_output_section::fix_exidx_coverage): Change use of of
480 Output_section::Simple_input_section to that of
481 Output_section::Input_section.
482 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
483 except for the first pass.
484 * output.cc (Output_section::get_input_sections): Change type of
485 input_sections to std::list<Input_section>.
486 (Output_section::add_script_input_section): Rename from
487 Output_section::add_simple_input_section. Change type of SIS
488 parameter from Simple_input_section to Input_section.
489 * output.h (Output_section::Simple_input_section): Remove class.
490 (Output_section::Input_section): Change class visibility to public.
491 (Output_section::Input_section::addralign): Use stored alignments
492 for special input sections if set.
493 (Output_section::Input_section::set_addralign): New method.
494 (Output_section::get_input_sections): Change parameter type from
495 list of Simple_input_section to list of Input_section.
496 (Output_section::add_script_input_section): Rename from
497 Output_section::add_simple_input_section. Change first parameter's
498 type from Simple_input_section to Input_section and remove the
499 second and third parameters.
500 * script-sections.cc (Input_section::Input_section_list): Change
501 type to list of Output_section::Input_section/
502 (Input_section_info::Input_section_info): Change parameter type of
503 INPUT_SECTION to Output_section::Input_section.
504 (Input_section_info::input_section): Change return type.
505 (Input_section_info::input_section_): Change type to
506 Output_section::Input_section.
507 (Output_section_element_input::set_section_addresses): Adjust code
508 to use Output_section::Input_section instead of
509 Output_section::Simple_input_section. Adjust code for renaming
510 of Output_section::add_simple_input_section.
511 (Orphan_output_section::set_section_addresses): Ditto.
513 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
515 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
516 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
518 2010-05-18 Rafael Espindola <espindola@google.com>
520 * options.cc (General_options::finalize): Handle -nostdlib.
521 * options.h (nostdlib): New option.
522 * script.cc (script_add_search_dir): Handle -nostdlib.
524 2010-05-12 Doug Kwan <dougkwan@google.com>
526 * arm.cc (Target_arm::do_finalize_sections): Create an empty
527 attributes section only if there no attributes section after merging.
528 (Target_arm::merge_object_attributes): Move value of
529 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
530 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
531 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
532 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
533 and arm_attr_merge_7.stdout.
534 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
535 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
536 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
537 arm_attr_merge_7b.o): New rules.
538 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
540 * testsuite/Makefile.in: Regenerate.
541 * testsuite/arm_attr_merge.sh: New file.
542 * testsuite/arm_attr_merge_[67][ab].s: Same.
544 2010-05-05 Nick Clifton <nickc@redhat.com>
546 * po/es.po: Updated Spanish translation.
548 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
550 * Makefile.am (install-exec-local): Properly install gold as
551 default cross linker.
552 * Makefile.in: Regenerated.
554 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
555 Nick Clifton <nickc@redhat.com>
557 * configure.ac (install_as_default): Define and set to false
558 unless --enable-gold or --enable-gold=both/gold has been
560 * configure: Regenerate.
562 * Makefile.am (install-exec-local): Install the executable as
563 'ld.gold'. If install_as_default is true then also install it as
565 * Makefile.in: Regenerated.
567 2010-04-24 Ian Lance Taylor <iant@google.com>
569 * layout.cc (Layout::layout_reloc): In relocatable link don't
570 combine reloc sections for grouped sections.
572 2010-04-23 Sriraman Tallam <tmsriram@google.com>
574 * gc.h (gc_process_relocs): Pass information on relocs pointing to
575 sections that are not ordinary to icf.
576 * icf.cc (get_section_contents): Handle relocation pointing to section
577 with no object or shndx information.
578 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
579 * testsuite/Makefile.in: Regenerate.
580 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
581 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
583 2010-04-22 Ian Lance Taylor <iant@google.com>
585 * expression.cc (Expression::Expression_eval_info): Add
586 result_alignment_pointer field.
587 (Expression::eval_with_dot): Add result_alignment_pointer
588 parameter. Change all callers.
589 (Expression::eval_maybe_dot): Likewise.
590 (class Binary_expression): Add alignment_pointer parameter to
591 left_value and right_value. Change all callers.
592 (BINARY_EXPRESSION): Set result alignment.
593 (class Trinary_expression): Add alignment_pointer parameter to
594 arg2_value and arg3_value. Change all callers.
595 (Trinary_cond::value): Set result alignment.
596 (Max_expression::value, Min_expression::value): Likewise.
597 (Align_expression::value): Likewise.
598 * script-sections.cc (class Sections_element): Add dot_alignment
599 parameter to set_section_addresses virtual function. Update
601 (class Output_section_element): Likewise.
602 (Script_sections::create_segments): Add dot_alignment parameter.
604 (Script_sections::create_segments_from_phdrs_clause): Likewise.
605 (Script_sections::set_phdrs_clause_addresses): Likewise.
606 * script-sections.h: Update declarations.
607 * script.h: Update declarations.
608 * output.h (Output_segment::set_minimum_p_align): Don't decrease
610 * testsuite/script_test_3.t: Set large alignment.
611 * testsuite/script_test_3.sh: Make sure that at least one LOAD
612 segment has expected alignment.
614 2010-04-22 Nick Clifton <nickc@redhat.com>
616 * po/gold.pot: Updated by the Translation project.
617 * po/vi.po: Updated Vietnamese translation.
619 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
621 * testsuite/Makefile.am (check_PROGRAMS): Add
622 icf_virtual_function_folding_test.
623 * testsuite/Makefile.in: Regenerated.
625 2010-04-15 Andrew Haley <aph@redhat.com>
627 * options.h (merge_exidx_entries): New option.
628 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
629 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
630 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
631 (Target_arm::merge_exidx_entries): New function.
632 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
633 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
634 to Arm_exidx_fixup constructor.
635 Add new arg, merge_exidx_entries.
636 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
637 Arm_output_section::fix_exidx_coverage.
639 2010-04-18 Sriraman Tallam <tmsriram@google.com>
641 * icf.cc (get_section_contents): Check for preemptible functions.
642 Ignore addend when appropriate.
643 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
645 (add_from_relobj): Check for section folded.
646 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
647 * symtab.h (should_add_dynsym_entry): Add new parameter.
648 * target-reloc.h (scan_relocs): Check for section folded.
649 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
650 Check reloc types for function pointers in shared objects.
651 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
653 (icf_preemptible_functions_test): New test case.
654 (icf_string_merge_test): New test case.
655 * testsuite.Makefile.in: Regenerate.
656 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
657 bar_glob. Refactor code.
658 * testsuite/icf_preemptible_functions_test.cc: New file.
659 * testsuite/icf_preemptible_functions_test.sh: New file.
660 * testsuite/icf_string_merge_test.cc: New file.
661 * testsuite/icf_string_merge_test.sh: New file.
662 * testsuite/icf_virtual_function_folding_test.cc: New file.
663 * testsuite/icf_virtual_function_folding_test.sh: New file.
665 2010-04-14 Doug Kwan <dougkwan@google.com>
667 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
668 for local symbol recounting if we remove a section due to ICF.
669 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
670 there are no regular objects in input.
672 2010-04-13 Doug Kwan <dougkwan@google.com>
674 * arm.cc (Arm_input_section::set_final_data_size): Compute
675 accurate final data size instead of using current data size.
677 2010-04-09 Doug Kwan <dougkwan@google.com>
679 * layout.cc (Layout::choose_output_section): Handle script section
681 (Layout::make_output_section_for_script): Add section type parameter.
682 Handle script section types.
683 * layout.h (Layout::make_output_section_for_script): Add section
685 * output.cc (Output_section::Output_section): Initialize data member
687 (Output_section::do_reset_address_and_file_offset): Do not set address
688 to 0 if section is a NOLOAD section.
689 * output.h (Output_section::is_noload): New method.
690 (Output_section::set_is_noload): Ditto.
691 (Output_section::is_noload_): New data member.
692 * script-c.h (Script_section_type): New enum type.
693 (struct Parser_output_section_header): Add new file section_type.
694 * script-sections.cc (Sections_element::output_section_name): Add
695 parameter for returning script section type.
696 (Output_section_definition::output_section_name): Ditto.
697 (Output_section_definition::section_type)P; New method.
698 (Output_section_definiton::script_section_type_name): Ditto.
699 (Output_section_definition::script_section_type_): New data member.
700 (Output_section_definition::Output_section_definition): Initialize
701 data member Output_section_definition::script_section_type_.
702 (Output_section_definition::create_sections): Pass script section type
703 to Layout::make_output_section_for_script.
704 (Output_section_definition::output_section_name): Return script
705 section type to caller.
706 (Output_section_definition::set_section_address): Do not advance
707 dot value and load address if section type is NOLOAD. Set address
708 of NOLOAD sections regardless of section flags.
709 (Output_section_definition::print): Print section type if it is
710 not SCRIPT_SECTION_TYPE_NONE.
711 (Output_section_definition::section_type): New method.
712 (Output_section_definition::script_section_type_name): Ditto.
713 (Script_sections::output_section_name): Add new parameter
714 PSECTION_TYPE for returning script section type. Pass it to
715 section elements. Handle discard sections.
716 (Sort_output_sections::operator()): Handle NOLOAD sections.
717 * script-sections.h (Script_sections::Section_type): New enum type.
718 (Script_sections::output_section_name): Add a new parameter for
719 returning script section type.
720 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
722 * yyscript.y (union): Add new field SECTION_TYPE.
723 (COPY, DSECT, INFO, NOLOAD): New tokens.
724 (opt_address_and_section_type): Change type to output_section_header.
725 (section_type): New non-terminal
726 (section_header): Handle section type.
727 (opt_address_and_section_type): Return section type value.
729 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
731 * testsuite/plugin_common_test_1.c (foo): Add prototype.
732 * testsuite/plugin_common_test_2.c (foo): Likewise.
734 2010-04-08 Doug Kwan <dougkwan@google.com>
736 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
738 * output.cc (Output_section::add_merge_input_section): Simplify
739 code and return status of Output_merge_base::add_input_section.
740 Update merge section map only if Output_merge_base::add_input_section
743 2010-04-07 Doug Kwan <dougkwan@google.com>
745 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
746 if section is marked as containing instructions but has no mapping
748 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
749 correct section index.
750 (Arm_relobj::find_linked_text_section): Ditto.
752 2010-04-07 Cary Coutant <ccoutant@google.com>
754 * archive.cc (include_member): Destroy Read_symbols_data object before
756 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
757 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
758 (Read_symbols_data::~Read_symbols_data) New destructor.
759 (Section_relocs::Section_relocs) New constructor.
760 (Section_relocs::~Section_relocs) New destructor.
761 (Read_relocs_data::Read_relocs_data) New constructor.
762 (Read_relocs_data::~Read_relocs_data) New destructor.
763 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
764 pointers to NULL after deleting.
766 2010-04-07 Doug Kwan <dougkwan@google.com>
768 * arm.cc: Replace "endianity" with "endianness" in comments.
769 (Arm_exidx_cantunwind): Ditto.
770 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
771 (Arm_relobj::merge_flags_and_attributes): New method.
772 (Arm_relobj::merge_flags_and_attributes_): New data member.
773 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
774 (Arm_relobj::scan_sections_for_stubs): Ditto.
775 (Arm_relobj::do_read_symbols): Check to see if we really want to
776 merge processor-specific flags and attributes. Exit early if
777 an object is empty except for section names and the undefined symbol.
778 (Target_arm::do_finalize_sections): Move check for ELF format to
779 Arm_relobj::do_read_symbols. Merge processor specific flags and
780 attributes from a regular object only when we have determined that
781 it is aapropriate. Do not create an .ARM.attributes section in
782 output if there is no regular input object.
783 (Target_arm::merge_processor_specific_flags): Check
784 --warn-mismatch before printing any error.
785 (Target_arm::merge_object_attributes): Ditto.
786 * gold.cc (queue_middle_tasks): Handle the case in which there is
787 no regular object in input.
788 * options.cc (General_options::parse_EB): New method.
789 (General_options::parse_EL): Same.
790 (General_options::General_options): Initialize endianness_.
791 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
793 (General_options::Endianness): New enum.
794 (General_options::endianness): New method.
795 (General_options::endianness_): New data member.
796 * parameters.cc (Parameters::set_options): Check target endianness.
797 (Parameters::set_target_once): Ditto.
798 (Parameters::check_target_endianness): New method.
799 (parameters_force_valid_target): If either -EL or -EB is specified,
800 use it to define endianness of default target.
801 * parameters.h (Parameters::check_target_endianness): New method
803 * target.h (class Target): Change "endianity" to "endianness"
806 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
808 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
809 * configure: Regenerate.
810 * Makefile.in: Regenerate.
811 * testsuite/Makefile.in: Regenerate.
813 2010-04-06 Cary Coutant <ccoutant@google.com>
816 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
817 prevailing definitions of common symbols.
818 * testsuite/plugin_test_6.sh: New test case.
819 * testsuite/plugin_common_test_1.c: New test case.
820 * testsuite/plugin_common_test_2.c: New test case.
821 * testsuite/Makefile.am (plugin_test_6): New test case.
822 * testsuite/Makefile.in: Regenerate.
824 2010-04-06 Nick Clifton <nickc@redhat.com>
826 * po/vi.po: New Vietnamese translation.
828 2010-03-30 Doug Kwan <dougkwan@google.com>
830 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
832 2010-03-25 Doug Kwan <dougkwan@google.com>
834 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
835 to avoid a conversion warning on a 32-bit host.
837 2010-03-24 Ian Lance Taylor <iant@google.com>
839 * testsuite/script_test_3.t: Add a TLS segment.
840 * testsuite/Makefile.am (check_PROGRAMS): Add
841 tls_phdrs_script_test.
842 (tls_phdrs_script_test_SOURCES): Define.
843 (tls_phdrs_script_test_DEPENDENCIES): Define.
844 (tls_phdrs_script_test_LDFLAGS): Define.
845 (tls_phdrs_script_test_LDADD): Define.
846 * testsuite/Makefile.in: Rebuild.
848 2010-03-23 Cary Coutant <ccoutant@google.com>
850 * fileread.cc (find_or_make_view): Fix comment.
852 2010-03-23 Ian Lance Taylor <iant@google.com>
854 * script-sections.cc (class Orphan_section_placement): Define
855 PLACE_TLS and PLACE_TLS_BSS.
856 (Orphan_section_placement::Orphan_section_placement): Initialize
858 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
859 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
860 (tls_script_test_SOURCES): Define.
861 (tls_script_test_DEPENDENCIES): Define.
862 (tls_script_test_LDFLAGS): Define.
863 (tls_script_test_LDADD): Define.
864 * testsuite/Makefile.in: Rebuild.
866 2010-03-22 Doug Kwan <dougkwan@google.com>
868 * arm.cc (Arm_relocate_functions::abs8,
869 Arm_relocate_functions::abs16): Use correct check for overflow
870 specified in the ARM ELF specs.
871 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
872 target of a BLX instruction specially.
873 (Reloc_stub::stub_type_for_reloc): Ditto.
874 (Relocate::relocate): Use symbolic names instead of numeric relocation
875 codes to report error.
876 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
878 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
879 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
880 thumb2_blx_out_of_range.stdout
881 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
882 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
883 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
884 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
885 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
886 thumb2_blx_in_range, thumb2_blx_in_range.o,
887 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
888 thumb2_blx_out_of_range.o): New rules.
889 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
890 thumb2_blx_in_range and thumb2_blx_out_of_range.
891 * testsuite/Makefile.in: Regenerate.
892 * arm_branch_in_range.sh: Add tests for THUMB BLX.
893 * testsuite/thumb_blx_in_range.s: New file.
894 * testsuite/thumb_blx_out_of_range.s: New file.
896 2010-03-22 Rafael Espindola <espindola@google.com>
898 * archive.cc (Should_include): Move to archive.h.
899 (should_include_member): Make it a member of Archive.
901 (Add_lib_group_symbols): New.
902 * archive.h: Include options.h.
903 (Archive_member): Moved from Archive.
904 (Should_include): Moved from archive.cc.
906 (Add_lib_group_symbols): New.
907 * dynobj.cc (do_should_include_member): New.
908 * dynobj.h (do_should_include_member): New.
909 * gold.cc (queue_initial_tasks): Update call to queue.
910 * main.cc (main): Print lib group stats.
911 * object.cc (do_should_include_member): New.
912 * object.h: Include archive.h.
913 (Object::should_include_member): New.
914 (Object::do_should_include_member): New.
915 (Sized_relobj::do_should_include_member): New.
916 * options.cc (General_options::parse_start_lib): New.
917 (General_options::parse_end_lib): New.
918 (Input_arguments::add_file): Handle lib groups.
919 (Input_arguments::start_group): Check we are not in a lib.
920 (Input_arguments::start_lib): New.
921 (Input_arguments::end_lib): New.
922 * options.h (General_options): Add start_lib and end_lib.
923 (Input_argument::lib_): New.
924 (Input_argument::lib): New.
925 (Input_argument::is_lib): New.
926 (Input_file_lib): New.
927 (Input_arguments::in_lib_): New.
928 (Input_arguments::in_lib): New.
929 (Input_arguments::start_lib): New.
930 (Input_arguments::end_lib_): New.
931 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
932 in unused members as preempted.
933 (Sized_pluginobj::do_should_include_member): New.
934 * plugin.h (Sized_pluginobj::do_should_include_member): New.
935 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
937 (Read_symbols::do_whole_lib_group): New.
938 (Read_symbols::do_lib_group): New.
939 (Read_symbols::do_read_symbols): Handle lib groups.
940 (Read_symbols::get_name): Handle lib groups.
941 * readsyms.h (Read_symbols): Add an archive member pointer.
942 (Read_symbols::do_whole_lib_group): New.
943 (Read_symbols::do_lib_group): New.
944 (Read_symbols::member_): New.
945 * script.cc (read_input_script): Update call to queue_soon.
947 2010-03-19 Doug Kwan <dougkwan@google.com>
949 * arm.cc (Stub_table::Stub_table): Initialize new data members
950 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
951 (Stub_table::add_reloc_stub): Assign stub offset and update
952 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
953 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
955 (Stub_table::update_data_size_and_addralign): Use
956 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
957 instead of going over all reloc stubs.
958 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
959 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
960 Stringpool_template::offset_ to size of Stringpool_char.
961 (Stringpool_template::new_key_offset): Remove code to initialize
962 Stringpool_template::offset_.
963 * stringpool.h (Stringpool_template::set_no_zero_null): Set
964 Stringpool_template::offset_ to zero.
966 2010-03-15 Doug Kwan <dougkwan@google.com>
968 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
970 (Stringpool_template::new_key_offset): New method.
971 (Stringpool_template::add_string): Assign offsets when adding new
973 (Stringpool_template::set_string_offsets): Do not set string offsets
975 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
977 (Chunked_vector::clear): Clear size_.
978 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
979 (Chunked_vector::size): Return size_.
980 (Chunked_vector::push_back): Use size_ to find insert position.
981 (Chunked_vector::size_): New data member.
982 (Stringpool_template::set_no_zero_null): Assert string set is empty.
983 (Stringpool_template::new_key_offset): New method declaration.
984 (Stringpool_template::offset_): New data member.
986 2010-03-15 Rafael Espindola <espindola@google.com>
988 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
989 Add_symbols' constructor.
990 * readsyms.h (Add_symbols): Remove the input_group member.
992 2010-03-10 Ian Lance Taylor <iant@google.com>
994 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
995 target to ask whether a reference to a symbol requires a stack
997 * target.h (Target::is_call_to_non_split): New function.
998 (Target::do_is_call_to_non_split): Declare virtual function.
999 * target.cc: Include "symtab.h".
1000 (Target::do_is_call_to_non_split): New function.
1001 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1003 2010-03-10 Cary Coutant <ccoutant@google.com>
1005 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1006 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1007 (File_read::open[2]): Add whole_file_view_ to list of views.
1008 (File_read::make_view): Remove test of whole_file_view_.
1009 (File_read::find_or_make_view): Create whole_file_view_ if
1011 (File_read::clear_views): Replace bool parameter with enum;
1012 adjust all callers. Don't delete views with permanent data;
1013 do delete cached views and views from archives if
1014 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1015 if clearing the corresponding view.
1016 * fileread.h (File_read::Clear_views_mode): New enum.
1017 (File_read::View::is_permanent_view): New method.
1018 (File_read::clear_views): Replace bool parameter
1019 with enum; adjust all callers.
1020 * options.h (General_options): Change keep_files_mapped option;
1021 add map_whole_files.
1022 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1024 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1027 2010-03-10 David S. Miller <davem@davemloft.net>
1029 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1031 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1033 * icf.cc (get_section_contents): Add '@' marker after processing the
1036 2010-03-08 Doug Kwan <dougkwan@google.com>
1038 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1039 due to a conversion warning.
1040 (Arm_relobj::update_output_local_symbol_count): Check for local
1041 symbol with unset output index.
1043 2010-03-05 Ian Lance Taylor <iant@google.com>
1045 * options.h (class General_options): Add --spare-dynamic-tags.
1046 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1047 --spare-dynamic-tags.
1049 2010-03-05 Ian Lance Taylor <iant@google.com>
1051 * incremental.cc: Include "libiberty.h".
1053 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1055 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1056 function, is_info_ member.
1057 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1058 (Versions::Versions): Update caller.
1059 (Versions::define_base_version): Likewise.
1060 (Versions::add_def): Likewise.
1062 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1064 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1065 (Scan::possible_function_pointer_reloc): New function.
1066 (Scan::local_reloc_may_be_function_pointer): Change to call
1067 possible_function_pointer_reloc.
1068 (Scan::global_reloc_may_be_function_pointer): Ditto.
1069 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1070 relocations in ".data.rel.ro._ZTV" section.
1071 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1072 * testsuite/icf_safe_so_test.cc: Ditto.
1073 * testsuite/icf_safe_test.cc: Ditto.
1074 * testsuite/icf_safe_test.sh: Ditto.
1076 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1077 Ian Lance Taylor <iant@google.com>
1079 * target-reloc.h (relocate_section): Check the symbol table index
1080 for -1U before setting the local symbol index.
1081 (scan_relocatable_relocs): If copying the relocation, record that
1082 the local symbol is required.
1083 * object.h (Symbol_value::is_output_symtab_index_set): New
1085 (Symbol_value::may_be_discarded_from_output_symtab): New
1087 (Symbol_value::has_output_symtab_entry): New function.
1088 (Symbol_value::needs_output_symtab_entry): Remove.
1089 (Symbol_value::output_symtab_index): Make sure the symbol index is
1091 (Symbol_value::set_output_symtab_index): Make sure the symbol
1092 index is not set. Make sure the new index is valid.
1093 (Symbol_value::set_must_have_output_symtab_entry): New function.
1094 (Symbol_value::has_output_dynsym_entry): New function.
1095 (Symbol_value::set_output_dynsym_index): Make sure the new index
1097 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1098 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1099 local symbol if permitted.
1100 (Sized_relobj::do_finalize_local_symbols): Call
1101 is_output_symtab_index_set rather than needs_output_symtab_entry.
1102 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1103 rather than needs_output_symtab_entry. Call
1104 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1105 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1106 is_output_symtab_index_set rather than needs_output_symtab_entry.
1107 * testsuite/discard_locals_relocatable_test.c: New file.
1108 * testsuite/discard_locals_test.sh: Test -r.
1109 * testsuite/Makefile.am (check_DATA): Add
1110 discard_locals_relocatable_test1.syms,
1111 discard_local_relocatable_test2.syms.
1112 (MOSTLYCLEANFILES): Likewise. Also add
1113 discard_locals_relocatable_test1.lout and
1114 discard_locals_relocatable_test2.out.
1115 (discard_locals_relocatable_test1.syms): New target.
1116 (discard_locals_relocatable_test.o): New target.
1117 (discard_locals_relocatable_test1.out): New target.
1118 (discard_locals_relocatable_test2.syms): New target.
1119 (discard_locals_relocatable_test2.out): New target.
1120 (various): Add missing ../ld-new dependencies.
1121 * testsuite/Makefile.in: Rebuild.
1123 2010-03-03 Nick Clifton <nickc@redhat.com>
1125 * po/fi.po: New Finnish translation.
1127 2010-03-01 Doug Kwan <dougkwan@google.com>
1129 * layout.cc (Layout::Layout): Force section types of .init_array*,
1130 .preinit_array* and .fini_array* sections.
1131 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1132 Fix check of return value of std::string::find.().
1133 (Output_section::Input_section_sort_compare::operator()): Remove
1134 comment about .init_array.
1135 (Output_section::Input_section_sort_init_fini_compare::operator()):
1137 (Output_section::sort_attached_input_sections): Handle .init_array
1138 and .fini_array specially.
1139 * output.h (Output_section::Inut_section_sort_compare): Update
1141 (Output_section::Input_section_sort_init_fini_compare): New struct.
1143 2010-02-26 Doug Kwan <dougkwan@google.com>
1145 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1146 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1147 * testsuite/debug_msg.sh: Avoid matching source line number for
1148 use of global variable undef_int.
1150 2010-02-26 Doug Kwan <dougkwan@google.com>
1152 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1153 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1154 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1155 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1156 * options.cc (General_options::General_options): Initialize member
1158 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1159 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1160 and rm_no_fix_v4bx.stdout
1161 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1162 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1163 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1164 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1165 and arm_no_fix_v4bx.
1166 * Makefile.in: Regenerate.
1167 * testsuite/arm_fix_v4bx.s: New file.
1168 * testsuite/arm_fix_v4bx.sh: Ditto.
1170 2010-02-24 Doug Kwan <dougkwan@google.com>
1172 * arm.cc (Target_arm::got_section): Make the .got section the first
1173 non RELRO section in the data segment.
1174 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1175 suffixes of section names.
1177 2010-02-24 Doug Kwan <dougkwan@google.com>
1179 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1180 flags and attributes merging if an input file is a binary file.
1181 * fileread.cc (Input_file::open): Record format of original file.
1182 * fileread.h (Input_file::Format): New enum type.
1183 (Input_file::Input_file): Initialize data member format_.
1184 (Input_file::format): New method definition.
1185 (Input_file::format_):: New data member.
1187 2010-02-24 Doug Kwan <dougkwan@google.com>
1189 * arm.cc (Arm_output_data_got): New class.
1190 (ARM_TCB_SIZE): New constant
1191 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1192 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1193 If user uses a script with a SECTIONS clause, issue only a warning
1194 for a misplaced EXIDX input section. Otherwise, issue an error.
1195 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1197 (Target_arm::got_mode_index_entry): Handle static linking.
1198 (Target_arm::Scan::local): Ditto.
1199 (Target_arm::Scan::global): Ditto.
1200 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1201 all incorrectly implemented relocations.
1202 (Target_arm::fix_exidx_coverage): Pass layout to
1203 Arm_output_section::fix_exidx_coverage.
1204 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1205 from ".ARM.exidx." and ".ARM.extab.".
1207 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1209 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1210 section if it does not already exist.
1211 * attributes.cc (Attributes_section_data::Attributes_section_data):
1212 Don't crash if size is zero.
1214 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1215 Ian Lance Taylor <iant@google.com>
1217 * gold.cc (queue_middle_tasks): If no input files were opened,
1219 * workqueue.h (Task_function::Task_function): Assert that there is
1222 2010-02-22 Doug Kwan <dougkwan@google.com>
1224 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1225 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1226 types to avoid warnings due to different uint64_t implementations
1229 2010-02-21 Doug Kwan <dougkwan@google.com>
1231 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1232 handling of the maximum backward branch offset.
1233 (Arm_relocate_functions::thumb_branch_common): Ditto.
1234 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1235 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1236 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1237 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1238 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1239 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1240 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1241 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1242 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1243 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1244 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1245 thumb2_bl_out_of_range.o): New rules.
1246 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1247 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1248 thumb2_bl_out_of_range
1249 * testsuite/Makefile.in: Regenerate.
1250 * testsuite/arm_bl_in_range.s: New file.
1251 * testsuite/arm_bl_out_of_range.s: Ditto.
1252 * testsuite/arm_branch_in_range.sh: Ditto.
1253 * testsuite/arm_branch_range.t: Ditto.
1254 * testsuite/thumb2_branch_range.t: Ditto.
1255 * testsuite/thumb_bl_in_range.s: Ditto.
1256 * testsuite/thumb_bl_out_of_range.s: Ditto.
1257 * testsuite/thumb_branch_range.t: Ditto.
1259 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1261 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1262 Add reloc offset information.
1263 * icf.cc (get_section_contents): Change iterators to point to the new
1264 vectors. Add reloc offset information to the contents.
1265 * icf.h (Icf::Sections_reachable_info): New typedef.
1266 (Icf::Sections_reachable_list): New typedef.
1267 (Icf::Offset_info): New typedef.
1268 (Icf::Reloc_info): New struct typedef.
1269 (Icf::Reloc_info_list): New typedef.
1270 (Icf::symbol_reloc_list): Delete method.
1271 (Icf::addend_reloc_list): Delete method.
1272 (Icf::section_reloc_list): Delete method.
1273 (Icf::reloc_info_list): New method.
1274 (Icf::reloc_info_list_): New member.
1276 2010-02-19 Doug Kwan <dougkwan@google.com>
1278 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1279 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1280 * arm.cc (Arm_relocation_functions): New forward declaration.
1281 (Target_arm::Target_arm): Initialize new data members
1282 got_mod_index_offset_ and tls_base_symbol_defined_.
1283 (Target_arm::Relocate::relocate_tls): New method.
1284 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1285 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1287 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1288 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1289 (Target_arm::got_mod_index_offset_,
1290 Target_arm::tls_base_symbol_defined_): New data members.
1291 (Target_arm::Scan::local, Target::Scan::global,
1292 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1295 2010-02-18 Doug Kwan <dougkwan@google.com>
1297 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1298 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1299 text section as a parameter becuase some broken tools may not set
1300 the link in section header.
1301 (Target_arm::has_got_section): New method.
1302 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1303 without any mapping symbol as data only. Remove warning.
1304 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1305 link in its section header, try to discover the link by inspecting the
1306 REL31 relocation at the beginning of the section.
1307 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1309 (Target_arm::Scan::global): Treat any reference to the symbol
1310 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1312 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1314 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1315 (Scan::global_reloc_may_be_function_pointer): New function.
1316 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1317 (Scan::global_reloc_may_be_function_pointer): New function.
1318 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1319 (Scan::global_reloc_may_be_function_pointer): New function.
1320 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1321 (Scan::global_reloc_may_be_function_pointer): New function.
1322 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1323 (Scan::global_reloc_may_be_function_pointer): New function.
1324 (Scan::possible_function_pointer_reloc): New function.
1325 (Target_x86_64::can_check_for_function_pointers): New function.
1326 * gc.h (gc_process_relocs): Scan relocation types to determine if
1327 function pointers were taken for targets that support it.
1328 * icf.cc (Icf::find_identical_sections): Include functions for
1329 folding in safe ICF whose pointer is not taken.
1330 * icf.h (Secn_fptr_taken_set): New typedef.
1331 (fptr_section_id_): New member.
1332 (section_has_function_pointers): New function.
1333 (set_section_has_function_pointers): New function.
1334 (check_section_for_function_pointers): New function.
1335 * options.h: Fix comment for safe ICF option.
1336 * target.h (can_check_for_function_pointers): New function.
1337 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1338 Modify icf_safe_test for X86-64.
1339 * testsuite/Makefile.in: Regenerate.
1340 * testsuite/icf_safe_so_test.cc: New file.
1341 * testsuite/icf_safe_so_test.sh: New file.
1342 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1343 (main): Change to take pointer to function kept_func_3.
1344 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1345 folding is done correctly for X86-64.
1347 2010-02-12 David S. Miller <davem@davemloft.net>
1349 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1350 is_symbolless parameter.
1351 (Output_reloc<SHT_REL>::is_symbolless): New.
1352 (Output_reloc<SHT_REL>::is_symbolless_): New.
1353 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1354 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1355 (Output_reloc<SHT_RELA>::is_symbolless): New.
1356 (Output_data_reloc::add_global): Handle is_symbolless.
1357 (Output_data_reloc::add_global_relative): Likewise.
1358 (Output_data_reloc::add_local): Likewise.
1359 (Output_data_reloc::add_local_relative): Likewise.
1360 (Output_data_reloc::add_symbolless_global_addend): New.
1361 (Output_data_reloc::add_symbolless_local_addend): New.
1362 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1364 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1365 instead of ->is_relative_
1366 (Output_reloc::write): Likewise.
1367 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1368 (Output_reloc::write_rel): Simplify.
1370 * sparc.cc (Target_sparc::Scan::local): Use
1371 ->add_symbolless_local_addend as needed.
1372 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1373 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1374 based upon relocation offset.
1376 2010-02-11 Doug Kwan <dougkwan@google.com>
1378 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1379 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1380 beginning of function.
1381 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1382 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1383 parameter is_32bit in calls to should_apply_static_reloc.
1384 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1385 (check_DATA): Add arm_abs_global.stdout.
1386 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1387 arm_abs_global.stdout): New rules.
1388 (MOSTLLYCLEANFILES): Add arm_abs_global
1389 * Makefile.in: Regenerate.
1390 * testsuite/arm_abs_global.s: New file.
1391 * testsuite/arm_abs_global.sh: Ditto.
1392 * testsuite/arm_abs_lib.s: Ditto.
1394 2010-02-11 Ian Lance Taylor <iant@google.com>
1396 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1398 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1399 Allocate_commons_task first.
1400 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1401 task, rather than symtab_lock_.
1402 (Gc_process_relocs::~Gc_process_relocs): New function.
1403 (Gc_process_relocs::is_runnable): Check this_blocker_.
1404 (Gc_process_relocs::locks): Use next_blocker_ rather than
1406 (Scan_relocs::~Scan_relocs): New function.
1407 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1409 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1411 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1412 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1413 constructor accordingly.
1414 (class Gc_process_relocs): Likewise.
1415 (class Scan_relocs): Likewise.
1416 * common.h (class Allocate_commons_task): Remove symtab_lock_
1417 field, and corresponding constructor parameter.
1418 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1420 (Allocate_commons_task::locks): Likewise.
1422 2010-02-11 Ian Lance Taylor <iant@google.com>
1424 * gold-threads.h (class Once): Define.
1425 (class Initialize_lock): Rewrite as child of Once.
1426 * gold-threads.cc (class Once_initialize): Define.
1427 (once_pointer_control): New static variable.
1428 (once_pointer, once_arg): New static variables.
1429 (c_run_once): New static function.
1430 (Once::Once, Once::run_once, Once::internal_run): New functions.
1431 (class Initialize_lock_once): Remove.
1432 (initialize_lock_control): Remove.
1433 (initialize_lock_pointer): Remove.
1434 (initialize_lock_once): Remove.
1435 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1436 (Initialize_lock::initialize): Rewrite.
1437 (Initialize_lock::do_run_once): New function.
1438 * archive.cc (Archive::interpret_header): Only clear name if it is
1440 * fileread.cc: Include "gold-threads.h"
1441 (file_counts_lock): New static variable.
1442 (file_counts_initialize_lock): Likewise.
1443 (File_read::release): Only increment counts when using --stats.
1444 Use a lock around the increment.
1445 * parameters.cc (class Set_parameters_target_once): Define.
1446 (set_parameters_target_once): New static variable.
1447 (Parameters::Parameters): Move here from parameters.h.
1448 (Parameters::set_target): Rewrite.
1449 (Parameters::set_target_once): New function.
1450 (Parameters::clear_target): Move here and rewrite.
1451 * parameters.h (class Parameters): Update declarations. Add
1452 set_parameters_target_once_ field.
1453 (Parameters::Parameters): Move to parameters.cc.
1454 (Parameters::clear_target): Likewise.
1455 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1457 (Start_group::~Start_group): New function.
1458 (Start_group::is_runnable): New function.
1459 (Start_group::locks, Start_group::run): New functions.
1460 (Finish_group::run): Change saw_undefined to size_t.
1461 * readsyms.h (class Start_group): Define.
1462 (class Finish_group): Change saw_undefined_ field to size_t.
1463 (Finish_group::Finish_group): Remove saw_undefined and
1464 this_blocker parameters. Change all callers.
1465 (Finish_group::set_saw_undefined): New function.
1466 (Finish_group::set_blocker): New function.
1467 * symtab.h (class Symbol_table): Change saw_undefined to return
1468 size_t. Change saw_undefined_ field to size_t.
1469 * target-select.cc (Set_target_once::do_run_once): New function.
1470 (Target_selector::Target_selector): Initialize set_target_once_
1471 field. Don't initialize lock_ and initialize_lock_ fields.
1472 (Target_selector::instantiate_target): Rewrite.
1473 (Target_selector::set_target): New function.
1474 * target-select.h (class Set_target_once): Define.
1475 (class Target_selector): Update declarations. Make
1476 Set_target_once a friend. Remove lock_ and initialize_lock_
1477 fields. Add set_target_once_ field.
1479 2010-02-10 Ian Lance Taylor <iant@google.com>
1481 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1483 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1484 (queue_middle_tasks): Add all blockers before queueing any tasks.
1485 (queue_final_tasks): Likewise.
1486 * token.h (Task_token::add_blockers): New function.
1487 * object.h (Input_objects::number_of_relobjs): New function.
1489 2010-02-10 Ian Lance Taylor <iant@google.com>
1491 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1492 shared, not if not position independent.
1493 * x86_64.cc (Relocate::relocate_tls): Likewise.
1494 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1495 (tls_pie_pic_test): New target.
1496 * testsuite/Makefile.in: Rebuild.
1498 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1499 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1500 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1501 * testsuite/Makefile.in: Rebuild.
1503 2010-02-09 David S. Miller <davem@davemloft.net>
1505 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1506 R_SPARC_RELATIVE using ->add_local_relative().
1507 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1509 * output.h (Output_data_dynamic::add_section_size): New method
1510 that takes two Output_data objects.
1511 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1512 entry param. Handle it in initializers.
1513 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1514 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1515 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1517 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1518 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1519 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1520 for dynrel_includes_plt.
1521 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1522 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1523 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1525 (Target_sparc::do_finalize_sections): Update to pass true for
1526 dynrel_includes_plt.
1527 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1528 output before .rela.plt
1529 (Target_powerpc::do_finalize_sections): Update to pass true for
1530 dynrel_includes_plt when 32-bit.
1532 2010-02-08 Doug Kwan <dougkwan@google.com>
1534 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1536 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1537 Arm_relobj::scan_section_for_cortex_a8_stubs,
1538 Arm_relobj::do_relocation_section): Instead of calling
1539 Output_section::output_address, use faster
1540 Arm_relobj::simple_input_section_output_address.
1542 2010-02-08 David S. Miller <davem@davemloft.net>
1544 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1545 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1546 relocation helper function.
1548 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1549 just like R_SPARC_GOT{10,13,22}.
1550 (Target_sparc::Scan::local): Likewise.
1551 (Target_sparc::Relocate:relocate): Likewise.
1553 2010-02-06 Ian Lance Taylor <iant@google.com>
1555 * configure.ac: Rewrite targetobjs duplicate removal code to use
1556 only shell constructs.
1557 * configure: Rebuild.
1559 2010-02-05 Doug Kwan <dougkwan@google.com>
1562 * arm.cc (Arm_relobj::section_is_scannable): New method.
1563 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1564 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1566 2010-02-04 Doug Kwan <dougkwan@google.com>
1569 * arm-reloc-property.cc (cstdio): Include.
1570 * configure.ac (targetobjs): Remove duplicates.
1571 * configure: Regenerate.
1572 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1573 big and little endian version for a given address size.
1575 2010-02-03 Doug Kwan <dougkwan@google.com>
1577 * arm-reloc-property.cc
1578 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1580 * arm-reloc-property.h
1581 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1582 New method definition.
1583 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1585 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1587 (GOT_PREL): Change implemented to Y.
1588 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1589 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1590 (Arm_relocate_functions::movw_abs_nc): Remove method.
1591 (Arm_relocate_functions::movt_abs): Ditto.
1592 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1593 (Arm_relocate_functions::thm_movt_abs): Ditto.
1594 (Arm_relocate_functions::movw_rel_nc): Ditto.
1595 (Arm_relocate_functions::movw_rel): Ditto.
1596 (Arm_relocate_functions::movt_rel): Ditto.
1597 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1598 (Arm_relocate_functions:thm_movw_rel): Ditto.
1599 (Arm_relocate_functions:thm_movt_rel): Ditto.
1600 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1601 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1602 New method definitions.
1603 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1604 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1605 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1606 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1607 (Target_arm::Relocate::relocate): Check for non-static or
1608 unimplemented relocation code and exit early. Change calls to
1609 Target_arm::reloc_uses_thumb_bit and
1610 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1611 instead. Refactor code to handle similar relocations to increase
1612 code sharing. Remove check for unsupported relocation code in switch
1614 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1615 relocation property table to find out size. Change error message to
1616 print out the name of a relocation code instead of the numeric value.
1617 (Target_arm::scan_reloc_for_stub): Use relocation property table
1618 instead of calling Target_arm::reloc_uses_thumb_bit().
1620 2010-02-02 Doug Kwan <dougkwan@google.com>
1622 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1623 types of relaxed input section.
1625 2010-02-02 Doug Kwan <dougkwan@google.com>
1627 * Makefile.am (HFILES): Add arm-reloc-property.h.
1629 (TARGETSOURCES): Add arm-reloc-property.cc
1630 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1631 (libgold_a_SOURCES): $(DEFFILES)
1632 * Makefile.in: Regenerate.
1633 * arm-reloc-property.cc: New file.
1634 * arm-reloc-property.h: New file.
1635 * arm-reloc.def: New file.
1636 * arm.cc: Update comments.
1637 (arm-reloc-property.h): New included header.
1638 (arm_reloc_property_table): New global variable.
1639 (Target_arm::do_select_as_default_target): New method definition.
1640 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1641 arm-reloc-property to targ_extra_obj.
1642 * parameters.cc (set_parameters_target): Call
1643 Target::select_as_default_target().
1644 * target.h (Target::select_as_default_target): New method definition.
1645 (Target::do_select_as_default_target): Same.
1647 2010-02-01 Doug Kwan <dougkwan@google.com>
1649 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1650 first_output_text_section_.
1651 (Arm_exidx_fixup::first_output_text_section): New method definition.
1652 (Arm_exidx_fixup::first_output_text_section_): New data member.
1653 (Arm_exidx_fixup::process_exidx_section): Record the first text
1654 output section seen.
1655 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1656 and entsize in output section header.
1658 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1660 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1661 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1662 (Arm_relocate_functions::thm_alu11): New Method.
1663 (Arm_relocate_functions::thm_pc8): New Method.
1664 (Arm_relocate_functions::thm_pc12): New Method.
1665 (Target_arm::Scan::local): Handle the relocations.
1666 (Target_arm::Scan::global): Likewise.
1667 (Target_arm::Relocate::relocate): Likewise.
1668 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1670 2010-01-29 Doug Kwan <dougkwan@google.com>
1672 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1673 of relocation types as ld.
1675 2010-01-29 Doug Kwan <dougkwan@google.com>
1677 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1679 (Arm_relocate_functions::thumb_branch_common): Ditto.
1680 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1681 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1682 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1683 Arm_relocate_functions::jump24): Remove.
1684 (Target_arm::Relocate::relocate): Adjust code to call
1685 Arm_relocation_functions::arm_branch_common and
1686 Arm_relocation_functions::thumb_branch_common instead of their removed
1687 wrappers. Merge switch-cases together to reduce source code size.
1689 2010-01-29 Doug Kwan <dougkwan@google.com>
1691 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1692 output_local_symbol_count_needs_update_.
1693 (Arm_relobj::output_local_symbol_count_needs_update,
1694 Arm_relobj::set_output_local_symbol_count_needs_update,
1695 Arm_relobj::update_output_local_symbol_count): New methods.
1696 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1698 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1699 of pointed function as in a R_ARM_PREL31 relocation.
1700 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1701 for output local symbol count updating.
1702 (Target_arm::do_relax): Update output local symbol counts in objects
1704 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1706 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1708 * arm.cc: Added support for the ARM relocations:
1709 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1710 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1711 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1713 (Arm_relocate_functions::movw_rel): New method.
1714 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1715 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1717 (Arm_relocate_functions::thm_movw_rel): New method.
1718 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1720 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1722 (Target_arm::Scan::global): Likewise.
1723 (Target_arm::Relocate::relocate): Likewise.
1724 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1727 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1729 * arm.cc: Added support for ARM group relocations.
1730 (Target_arm::reloc_needs_sym_origin): New method.
1731 (Arm_relocate_functions::calc_grp_kn): New method.
1732 (Arm_relocate_functions::calc_grp_residual): New method.
1733 (Arm_relocate_functions::calc_grp_gn): New method.
1734 (Arm_relocate_functions::arm_grp_alu): New Method.
1735 (Arm_relocate_functions::arm_grp_ldr): New Method.
1736 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1737 (Arm_relocate_functions::arm_grp_ldc): New Method.
1738 (Target_arm::Scan::local): Handle the ARM group relocations.
1739 (Target_arm::Scan::global): Likewise.
1740 (Target_arm::Relocate::relocate): Likewise.
1741 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1744 2010-01-26 Doug Kwan <dougkwan@google.com>
1746 * arm.cc (set): Include.
1747 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1749 (Arm_output_section::Text_section_list): New type.
1750 (Arm_output_section::append_text_sections_to_list): New method.
1751 (Arm_output_section::fix_exidx_coverage): Ditto.
1752 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1753 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1754 Relobj::set_section_offset() instead of
1755 Sized_relobj::invalidate_section_offset().
1756 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1757 parameter for section headers. Ignore relocation sections for
1758 unallocated sections and EXIDX sections.
1759 (Target_arm::fix_exidx_coverage): New method.
1760 (Target_arm::output_section_address_less_than): New type.
1761 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1762 linked text section instead of the EXIDX section.
1763 (Arm_output_section::create_stub_group): Add an assertion to check
1764 that this is not an EXIDX output section.
1765 (Arm_output_section::append_text_sections_to_list): New method.
1766 (Arm_output_section::fix_exidx_coverage): Ditto.
1767 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1768 Arm_relobj::section_needs_reloc_stub_scanning.
1769 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1771 (Target_arm::fix_exidx_coverage): New method.
1772 * object.h (Relobj::set_output_section): New method.
1773 (Sized_relobj::invalidate_section_offset): Remove method.
1774 (Sized_relobj::do_invalidate_section_offset): Remove method.
1775 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1777 2010-01-25 Doug Kwan <dougkwan@google.com>
1779 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1780 Fix warning due to signed and unsigned comparison on a 32-bit host.
1782 2010-01-22 Doug Kwan <dougkwan@google.com>
1784 * arm.cc (Target_arm::do_relax): Record an output section for section
1785 offset adjustment it contains any stub table that has changed.
1786 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1787 offsets in an output section if necessary.
1788 * output.cc (Output_section::Output_section): Initialize
1789 section_offsets_need_adjustments_.
1790 (Output_section::add_input_section_for_script): Renamed to
1791 Output_section::add_simple_input_section.
1792 (Output_section::save_states): Add a comment.
1793 (Output_section::discard_states): New method defintion.
1794 (Output_section::adjust_section_offsets): Same.
1795 * output.h (Output_section::add_input_section_for_script): Renamed to
1796 Output_section::add_simple_input_section.
1797 (Output_section::discard_states): New method declaration.
1798 (Output_section::adjust_section_offsets): Same.
1799 (Output_section::section_offsets_need_adjustment,
1800 Output_section::set_section_offsets_need_adjustment): New method
1802 (Output_section::section_offsets_need_adjustment_): New data member.
1803 * script-sections.cc
1804 (Output_section_element_input::set_section_address): Adjust code for
1805 renaming of Output_section::add_input_section_for_script.
1806 (Orphan_output_section::set_section_address): Same.
1808 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1810 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1811 Fix_v4bx enum values .
1812 * gold/options.h (General_options): New option definitions.
1813 (General_options::fix_v4bx): New method.
1814 (General_options::Fix_v4bx): New enum.
1815 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1816 (General_options::parse_fix_v4bx_interworking): New method.
1818 2010-01-22 Doug Kwan <dougkwan@google.com>
1820 * arm.cc (Arm_exidx_fixup): New class.
1822 2010-01-21 Doug Kwan <dougkwan@google.com>
1824 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1826 (Arm_exidx_section_offset_map): New type.
1828 2010-01-21 Doug Kwan <dougkwan@google.com>
1830 * arm.cc (Arm_exidx_input_section): New class.
1831 (Arm_relobj::exidx_input_section_by_link,
1832 Arm_relobj::exidx_input_section_by_shndx,
1833 Arm_relobj::make_exidx_input_section): New methods.
1834 (read_arm_attributes_section): Remove.
1835 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1836 information about them.
1837 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1840 2010-01-20 Doug Kwan <dougkwan@google.com>
1842 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1843 Input_section_specifier to Section_id.
1844 (Target_arm::new_arm_input_section: Adjust code for change of key
1846 (Target_arm::find_arm_input_section): Ditto.
1847 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1848 (Section_id): Remove.
1849 (Garbage_collection::Section_id_hash): Remove.
1850 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1851 (Section_id): Remove.
1852 (Icf::Section_id_hash): Remove.
1853 * object.h (Section_id, Const_section_id, Section_id_hash,
1854 Const_section_id_hash): New type definitions.
1855 * output.cc (Output_section::add_relaxed_input_section): Change to
1856 use Const_section_id instead of Input_section_specifier as key type.
1857 (Output_section::add_merge_input_section): Ditto.
1858 (Output_section::build_relaxation_map): Change to use Section_id
1859 instead of Input_section_specifier as key type.
1860 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1862 (Output_section::convert_input_sections_to_relaxed_sections): Change
1863 to use Const_section_id instead of Input_section_specifier as key type.
1864 (Output_section::find_merge_section): Ditto.
1865 (Output_section::find_relaxed_input_section): Ditto.
1866 * output.h (Input_section_specifier): Remove class.
1867 (Output_section::Output_section_data_by_input_section_map): Change
1868 key type to Const_section_id.
1869 (Output_section::Output_relaxed_input_section_by_input_section_map):
1871 (Output_section::Relaxation_map): Change key type to Section_id.
1873 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1875 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1876 (class Arm_v4bx_stub): New class.
1877 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1878 (Stub_factory::make_arm_v4bx_stub): New method.
1879 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1880 (Stub_table::empty): Handle v4bx stubs.
1881 (Stub_table::add_arm_v4bx_stub): New method.
1882 (Stub_table::find_arm_v4bx_stub): New method.
1883 (Arm_relocate_functions::v4bx): New method.
1884 (Target_arm::fix_v4bx): New method.
1885 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1886 (Stub_table::relocate_stubs): Likewise.
1887 (Stub_table::do_write): Likewise.
1888 (Stub_table::update_data_size_and_addralign): Likewise.
1889 (Stub_table::finalize_stubs): Likewise.
1890 (Target_arm::Scan::local): Likewise.
1891 (Target_arm::Scan::global): Likewise.
1892 (Target_arm::do_finalize_sections): Likewise.
1893 (Target_arm::Relocate::relocate): Likewise.
1894 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1896 (Target_arm::scan_reloc_for_stub): Likewise.
1897 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1899 2010-01-19 Ian Lance Taylor <iant@google.com>
1901 * output.cc (Output_section_headers::do_sized_write): Write large
1902 segment count to sh_info field.
1903 (Output_file_header::do_sized_write): For large segment count,
1904 write PN_XNUM to e_phnum field.
1906 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1908 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1909 (Arm_relocate_functions::thm_jump8): New function.
1910 (Arm_relocate_functions::thm_jump11): New function.
1911 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1913 (Target_arm::Scan::global): Likewise.
1914 (Target_arm::Relocate::relocate): Likewise.
1915 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1918 2010-01-14 Doug Kwan <dougkwan@google.com>
1920 * arm.cc (map, utility): Include headers.
1921 (Target_arm::apply_cortex_a8_workaround): New method.
1922 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1923 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1924 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1925 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1926 the --[no-]fix-cortex-a8 command line options.
1927 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1928 (Target_arm::relocate_stub): Use addend in instruction template.
1929 * options.h (DEFINE_bool): Set the user-set flag.
1930 (General_options): Add --[no-]-fix-cortex options.
1931 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1932 : Update fast look-up map after conversion.
1934 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1936 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1937 in the first pass of do_layout.
1939 2010-01-13 Doug Kwan <dougkwan@google.com>
1941 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1942 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1943 apparent compiler problem of not folding static constant integral
1944 data members of elfcpp::Elf_sizes<32>.
1946 2010-01-13 Doug Kwan <dougkwan@google.com>
1948 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1949 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1950 Arm_relobj::scan_section_for_cortex_a8_erratum,
1951 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1952 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1953 sections to scan for relocation stubs into a new method
1954 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1955 relocation and Cortex-A8 stub scanning.
1956 (Target_arm::do_relax): Force stubs to be after stubbed sections
1957 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1958 the beginning of a new relaxation pass. Update a comment.
1959 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1961 2010-01-12 Ian Lance Taylor <iant@google.com>
1963 * target-reloc.h (visibility_error): New inline function.
1964 (relocate_section): Call visibility_error.
1965 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1966 (MOSTLYCLEANFILES): Likewise.
1967 (protected_4_pic.o, protected_3.err): New targets.
1968 * testsuite/protected_4.cc: New file.
1970 2010-01-12 Doug Kwan <dougkwan@google.com>
1972 * arm.cc (Cortex_a8_reloc): New class.
1973 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1974 and cortex_a8_relocs_info_.
1975 (Target_arm::fix_cortex_a8): New method definition.
1976 (Target_arm::Cortex_a8_relocs_info): New type.
1977 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1978 New data member declarations.
1979 (Target_arm::scan_reloc_for_stub): Record information about
1980 relocations for THUMB branches that might be exempted from the
1981 Cortex-A8 workaround.
1982 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1983 at the beginning of a relaxation pass.
1985 2010-01-12 Doug Kwan <dougkwan@google.com>
1987 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1988 (Arm_relobj::Mapping_symbol_position,
1989 Arm_reloj::Mapping_symbol_position_less,
1990 Arm_relobj::Mapping_symbols_info): New types.
1991 (Target_arm::is_mapping_symbol_name): New method definition.
1992 (Arm_relobj::do_count_local_symbols): Save information about mapping
1995 2010-01-11 Doug Kwan <dougkwan@google.com>
1997 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1998 Arm_relocate_functions::thumb32_branch_upper,
1999 Arm_relocate_functions::thumb32_branch_lower,
2000 Arm_relocate_functions::thumb32_cond_branch_offset,
2001 Arm_relocate_functions::thumb32_cond_branch_upper,
2002 Arm_relocate_functions::thumb32_cond_branch_lower,
2003 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2004 branch offset encoding.
2005 (Arm_relocate_functions::thumb_branch_common): Use new branch
2006 offset encoding methods to avoid code duplication.
2007 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2008 (Stub_addend_reader::operator()): Use new branch encoding method
2009 to avoid code duplication.
2011 2010-01-11 Doug Kwan <dougkwan@google.com>
2013 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2014 (Target_arm::do_finalize_sections): Define special EXIDX section
2015 symbols only if referenced.
2016 * gc.h (Garbage_collection::add_reference): New method.
2017 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2020 2010-01-11 Ian Lance Taylor <iant@google.com>
2022 * script.cc (Version_script_info::build_expression_list_lookup):
2023 Change complaing about duplicate wildcard match from error to
2026 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2028 (Version_script_info::Version_script_info): Initialize globs_,
2029 default_version_, default_is_global_, and exact_. Don't
2030 initialize globals_ or locals_.
2031 (Version_script_info::build_lookup_tables): Build local symbols
2033 (Version_script_info::unquote): New function.
2034 (Version_script_info::add_exact_match): New function.
2035 (Version_script_info::build_expression_list_lookup): Remove lookup
2036 parameter. Add is_global parameter. Change all callers. Handle
2037 wildcard pattern specially. Unquote pattern. Call
2039 (Version_script_info::get_name_to_match): New function.
2040 (Version_script_info::get_symbol_version): New function.
2041 (Version_script_info::get_symbol_version_helper): Remove.
2042 (Version_script_info::check_unmatched_names): Call unquote.
2043 * script.h (class Version_script_info): Change get_symbol_version
2044 to be non-inline and add is_global parameter; change all callers.
2045 Rewrite symbol_is_local. Update declarations. Define struct
2046 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2047 Remove globals_ and locals_ members. Add exact_, globs_,
2048 default_version_, is_global_.
2049 (Version_script_info::Glob): Remove pattern, add expression and
2050 is_global. Update constructor. Change all callers.
2051 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2053 (Versions::symbol_section_contents): If a symbol is undefined, or
2054 defined in a dynamic object, set the version index to
2056 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2058 (Symbol_table::add_from_pluginobj): Likewise.
2059 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2061 2010-01-11 Doug Kwan <dougkwan@google.com>
2063 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2064 (incremental_dump_LDADD): Add linking option for libintl.
2065 * Makefile.in: Regenerate.
2067 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2070 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2072 * testsuite/Makefile.in: Regenerated.
2074 2010-01-10 Doug Kwan <dougkwan@google.com>
2076 * options.h (DEFINE_var): Use parentheses around argument varname__
2077 in macro body to avoid any unintended subsequent substitutions.
2079 2010-01-10 Ian Lance Taylor <iant@google.com>
2081 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2082 candidates before doing symbol resolution.
2084 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2085 ODR candidates if only one is weak.
2087 2010-01-08 Ian Lance Taylor <iant@google.com>
2089 * script.cc (Version_script_info::build_expression_list_lookup):
2090 Don't warn about ambiguous version, just record the ambiguity.
2091 (Version_script_info::get_symbol_version_helper): Give error if
2092 version is ambiguous.
2094 2010-01-08 Doug Kwan <dougkwan@google.com>
2096 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2097 prev_data_size_ and prev_addralign_. Remove initializer for
2098 deleted data member has_been_changed_.
2099 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2100 to determine if the table is empty.
2101 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2103 (Stub_table::add_reloc_stub): Define method in class definition
2104 instead of just declaring it there.
2105 (Stub_table::add_cortex_a8_stub): New method definition.
2106 (Stub_table::update_data_size_and_addralign): Ditto.
2107 (Stub_table::finalize_stubs): Ditto.
2108 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2109 (Stub_table::do_addralign_): Return address alignment in the
2110 (Stub_table::do_reset_address_and_file_offset): Define method in
2111 class definition instead of declaring it there. Set current data
2112 size to be the data size of the previous pass.
2113 (Stub_table::set_final_data_size): Use current data size as the
2115 (Stub_table::relocate_stub): Change parameter type of stub from
2116 Reloc_stub pointer to Stub pointer.
2117 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2118 (Stub_table::Cortex_a8_stub_list): New typedef.
2119 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2120 Stub_table::prev_addralign_): New data member.
2121 (Arm_relobj::Arm_relobj): Initialize data member
2122 section_has_cortex_a8_workaround_.
2123 (Arm_relobj::section_has_cortex_a8_workaround,
2124 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2126 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2128 (Target_arm::relocate_stub): Change parameter type of stub from
2129 Reloc_stub pointer to Stub pointer.
2130 (Insn_template::size, Insn_template::alignment): Handle
2131 THUMB16_SPECIAL_TYPE.
2132 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2133 Stub_table::update_data_size_and_addralign,
2134 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2136 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2137 (Stub_table::do_write): Ditto.
2138 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2140 2010-01-08 Ian Lance Taylor <iant@google.com>
2143 * symtab.h (class Symbol): Remove fields is_target_special_ and
2144 has_plt_offset_. Add field is_defined_in_discarded_section_.
2145 (Symbol::is_defined_in_discarded_section): New function.
2146 (Symbol::set_is_defined_in_discarded_section): New function.
2147 (Symbol::has_plt_offset): Rewrite.
2148 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2149 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2150 Don't initialize is_target_special_ or has_plt_offset_.
2151 Initialize is_defined_in_discarded_section_.
2152 (Symbol_table::add_from_relobj): If appropriate, set
2153 is_defined_in_discarded_section.
2154 * resolve.cc (Symbol::override_base_with_special): Don't test
2155 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2156 * target-reloc.h (relocate_section): Do special handling for
2157 symbols defined in discarded sections for global symbols as well
2160 2010-01-08 Ian Lance Taylor <iant@google.com>
2162 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2163 the SHT_SYMTAB case.
2165 2010-01-08 Ian Lance Taylor <iant@google.com>
2167 * object.cc (Sized_relobj::do_layout): Don't get confused if
2168 layout_eh_frame returns NULL.
2170 2010-01-08 Ian Lance Taylor <iant@google.com>
2173 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2174 dynamic symbol table, use the normal symbol table.
2175 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2178 2010-01-08 Ian Lance Taylor <iant@google.com>
2181 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2184 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2186 * version.cc (print_version): Change to "Copyright 2010".
2188 2010-01-08 Ian Lance Taylor <iant@google.com>
2192 * i386.cc (class Target_i386): Change return type of plt_section
2194 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2195 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2196 tls_desc_rel_ field.
2197 (Output_data_plt_i386::rel_tls_desc): New function.
2198 (Target_i386::rel_tls_desc_section): New function.
2199 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2200 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2201 R_386_TLS_DESC reloc in rel_tls_desc_section.
2202 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2203 Define struct Tlsdesc_info.
2204 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2205 (Target_x86_64::do_reloc_symbol_index): New function.
2206 (Target_x86_64::add_tlsdesc_info): New function.
2207 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2208 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2210 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2212 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2213 (Target_x86_64::rela_tlsdesc_section): New function.
2214 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2216 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2217 (Target_x86_64::do_reloc_addend): New function.
2218 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2219 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2220 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2221 (Output_reloc::type): New function.
2222 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2223 (Output_reloc::is_target_specific): New function.
2224 (Output_reloc::target_arg): New function.
2225 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2226 absolute relocs and target specific relocs.
2227 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2228 add_target_specific.
2229 (class Output_data_reloc) [SHT_RELA]: Likewise.
2230 * output.cc (Output_reloc::Output_reloc): Add four new versions
2231 for absolute relocs and target specific relocs.
2232 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2233 (Output_reloc::get_symbol_index): Likewise.
2234 (Output_reloc::local_section_offset): Check that local_sym_index_
2235 is not TARGET_CODE or 0.
2236 (Output_reloc::symbol_value): Likewise.
2237 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2239 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2240 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2242 * layout.cc (add_target_dynamic_tags): Use output section for
2243 DT_PLTRELSZ and DT_JMPREL.
2245 2010-01-07 Ian Lance Taylor <iant@google.com>
2248 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2250 (class Output_data_reloc_generic): Define.
2251 (class Output_data_reloc_base): Change base class to
2252 Output_data_reloc_generic. Change add() method to call
2253 bump_relative_reloc_count for a relative reloc. Remove
2255 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2257 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2258 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2260 * layout.h (class Layout): Update declaration.
2262 2010-01-07 Ian Lance Taylor <iant@google.com>
2264 * output.h (class Output_data): Add const version of
2265 output_section and do_output_section.
2266 (class Output_section_data): Add const version of
2268 (class Output_section): Likewise.
2269 * layout.cc (Layout::add_target_dynamic_tags): New function.
2270 * layout.h (class Layout): Update declarations.
2271 * arm.cc (Target_arm::do_finalize_sections): Use
2272 add_target_dynamic_tags.
2273 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2274 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2275 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2276 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2278 2010-01-07 Ian Lance Taylor <iant@google.com>
2281 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2284 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2285 Ian Lance Taylor <iant@google.com>
2288 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2289 Xindex::read_symtab_xindex.
2291 2010-01-07 Doug Kwan <dougkwan@google.com>
2293 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2294 (Insn_template::thumb16_bcond_insn): New method declaration.
2295 (Insn_template): Fix spelling.
2296 (Stub::thumb16_special): New method declaration.
2297 (Stub::do_write): Define virtual method which was previously pure
2299 (Stub::do_thumb16_special): New method declaration.
2300 (Stub::do_fixed_endian_write): New template member.
2301 (Reloc_stub::do_write): Remove.
2302 (Reloc_stub::do_fixed_endian_write): Remove.
2303 (Cortex_a8_stub): New class definition.
2304 (Stub_factory::make_cortex_a8_stub): New method definition.
2305 (Stub_factory::Stub_factory): Add missing static storage class
2306 qualifier for elf32_arm_stub_a8_veneer_blx.
2308 2010-01-07 Ian Lance Taylor <iant@google.com>
2311 * options.h (class General_options): Add --warn-unresolved-symbols
2312 and --error-unresolved-symbols.
2313 * errors.cc (Errors::undefined_symbol): Implement
2314 --warn-unresolved-symbols.
2316 * options.h (class General_options): Add -z text and -z textoff.
2317 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2319 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2321 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2322 (Garbage_collection::cident_sections): New function.
2323 (Garbage_collection::add_cident_section): New function.
2324 (Garbage_collection::cident_sections_): New member.
2325 (gc_process_relocs): Add references to sections whose names are C
2327 * gold.h (cident_section_start_prefix): New constant.
2328 (cident_section_stop_prefix): New constant.
2329 (is_cident): New function.
2330 * layout.cc (Layout::define_section_symbols): Replace string constants
2331 with the newly defined constants.
2332 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2334 * testsuite/Makefile.am: Add gc_orphan_section_test.
2335 * testsuite/Makefile.in: Regenerate.
2336 * testsuite/gc_orphan_section_test.cc: New file.
2337 * testsuite/gc_orphan_section_test.sh: New file.
2339 2010-01-06 Ian Lance Taylor <iant@google.com>
2342 * options.h (class General_options): Add --warn-shared-textrel.
2343 * layout.cc (Layout::finish_dynamic_section): Implement
2344 --warn-shared-textrel.
2347 * options.h (class General_options): Add --warn-multiple-gp.
2349 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2351 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2352 $(THREADSLIB) and $(LIBDL).
2353 * Makefile.in: Rebuild.
2355 2010-01-06 Ian Lance Taylor <iant@google.com>
2358 * options.cc (General_options::parse_section_start): New function.
2359 (General_options::section_start): New function.
2360 (General_options::General_options): Initialize all members.
2361 * options.h: Include <map>
2362 (class General_options): Add --section-start. Add section_starts_
2364 * layout.cc (Layout::attach_allocated_section_to_segment): If
2365 --section-start was used, set the address of the segment. Remove
2366 local sort_sections.
2367 (Layout::relaxation_loop_body): If the address of the load segment
2368 has been set by --section-start, don't use it.
2369 * output.h (Output_segment::update_flags_for_output_section): New
2371 * output.cc (Output_segment::add_output_section): Call
2372 update_flags_for_output_section.
2374 2010-01-05 Ian Lance Taylor <iant@google.com>
2377 * options.h (class General_options): Add --undefined-version.
2378 * script.cc (struct Version_expression): Add was_matched_by_symbol
2380 (Version_script_info::matched_symbol): New function.
2381 (Version_script_info::get_symbol_version_helper): Call
2383 (Version_script_info::check_unmatched_names): New function.
2384 * script.h (class Version_script_info): Update declarations.
2385 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2387 * options.h (class General_options): Use DEFINE_bool_alias for
2388 allow_multiple_definition.
2389 * resolve.cc (Symbol_table::should_override): Don't test
2390 allow_multiple_definition.
2393 * options.h (class General_options): Add --cref.
2394 * main.cc (main): Print cref table if --cref. Don't close mapfile
2395 until after printing cref table.
2396 * cref.cc: Include "symtab.h".
2397 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2398 (Cref_table_compare::operator()): New function.
2399 (Cref_inputs::gather_cref): New function.
2400 (filecol): New static const.
2401 (Cref_inputs::print_cref): New function.
2402 (Cref::print_cref): New function.
2403 * cref.h: Include <cstdio>.
2404 (class Cref): Update declarations.
2405 * mapfile.h (Mapfile::file): New function.
2406 * object.h (class Object): Define Symbols. Declare virtual
2407 do_get_global_symbols.
2408 (Object::get_global_symbols): New function.
2409 * object.cc (Input_objects::add_object): Pass object to cref_ if
2411 (Input_objects::archive_start): Likewise.
2412 (Input_objects::archive_stop): Likewise.
2413 (Input_objects::print_cref): New function.
2414 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2415 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2417 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2419 * plugin.h (class Sized_pluginobj): Update declarations.
2421 2010-01-05 Ian Lance Taylor <iant@google.com>
2423 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2424 to is_default_version. Rename insdef to insdefault.
2425 (Symbol_table::add_from_relobj): Rename def to is_default_version
2426 and local to is_forced_local.
2427 (Symbol_table::add_from_pluginobj): Likewise.
2428 (Symbol_table::add_from_dynobj): Likewise.
2429 (Symbol_table::define_special_symbol): Rename insdef to
2432 2010-01-04 Ian Lance Taylor <iant@google.com>
2435 * options.h (class General_options): Add
2436 --allow-multiple-definition and -z muldefs.
2437 * resolve.cc (Symbol_table::should_override): Don't warn about a
2438 multiple symbol definition if --allow-multiple-definition or -z
2442 * options.h (class General_options): Add --add-needed and
2443 --copy-dt-needed-entries. Tweak --as-needed help entry.
2444 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2445 error if --copy-dt-needed-entries aka --add-needed is used and
2446 would cause a change in behaviour.
2449 * options.h (class General_options): Add -G as a short version of
2450 --shared. Add no-op options -assert, -g, and -i.
2452 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2454 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2455 check for .text or .gnu.linkonce.t sections.
2456 * icf.cc (Icf::find_identical_sections): Ditto.
2457 Change the detection for mangled function name within the section
2459 * icf.h (is_section_foldable_candidate): New function.
2461 2009-12-30 Ian Lance Taylor <iant@google.com>
2464 * options.h (class General_options): Permit two dashes with
2465 --retain-symbols-file.
2467 2009-12-30 Ian Lance Taylor <iant@google.com>
2470 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2471 don't put the file header and segment headers in the text
2475 * common.cc (Sort_commons::operator()): Stabilize sort when both
2477 (Symbol_table::do_allocate_commons_list): When allocating common
2478 symbols, skip a symbol which is no longer common.
2479 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2480 an object before checking its type.
2481 * testsuite/common_test_2.c: New file.
2482 * testsuite/common_test_3.c: New file.
2483 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2484 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2485 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2486 (common_test_2_pic.o, common_test_2.so): New targets.
2487 (common_test_3_pic.o, common_test_3.so): New targets.
2488 * testsuite/Makefile.in: Rebuild.
2491 * script.cc (read_input_script): If we see a new SECTIONS clause,
2492 and we have added an input section, give an error.
2493 * layout.h (class Layout): Add have_added_input_section function.
2494 Add have_added_input_section_ field.
2495 * layout.cc (Layout::Layout): Initialize
2496 have_added_input_section_.
2497 (Layout::layout): Set have_added_input_section_.
2498 (Layout::layout_eh_frame): Likewise.
2500 2009-12-30 Ian Lance Taylor <iant@google.com>
2503 * options.h (class General_options): Add --sort-common option.
2504 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2505 * common.cc (Sort_common): Add sort_order parameter to
2506 constructor. Add sort_order_ field.
2507 (Sort_commons::operator): Check sort_order_.
2508 (Symbol_table::allocate_commons): Determine the sort order.
2509 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2511 (Symbol_table::do_allocate_commons_list): Likewise.
2513 2009-12-30 Ian Lance Taylor <iant@google.com>
2516 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2517 symbols from this object, don't change the visibility of an
2519 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2521 2009-12-30 Ian Lance Taylor <iant@google.com>
2524 * script.h (class Version_script_info): Define Language enum.
2525 Update declarations. Define Glob, Exact, and Lookup types. Add
2526 new fields globals_, locals_, and is_finalized_.
2527 * script.cc: Various formatting fixes.
2528 (class Parser_closure): Change language_stack_ from a vector of
2529 std::string to one of Version_script_info::Language. Adjust all
2531 (class Lazy_demangler): Remove.
2532 (struct Version_expression): Change language from std::string to
2533 Version_script_info::Language.
2534 (Version_script_info::Version_script_info): New function.
2535 (Version_script_info::~Version_script_info): Don't call clear.
2536 (Version_script_info::finalize): New function.
2537 (Version_script_info::build_lookup_tables): New function.
2538 (Version_script_info::build_expression_list_lookup): New
2540 (Version_script_info::get_symbol_version_helper): Rewrite to use
2542 (Version_script_info::print_expression_list): Adjust to use
2543 Version_script_info::Language.
2544 (script_push_lex_into_version_mode): Check that the version script
2545 has not been finalized.
2546 (version_script_push_lang): Change language string to
2547 Version_script_info::Language.
2548 * options.cc (Command_line::version_script): New function.
2549 * options.h (class General_options): Add finalize_dynamic_list
2550 function. Change version_script from declaration to definition.
2551 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2552 * testsuite/version_script.map: Remove duplicate def of foo.
2553 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2555 * testsuite/Makefile.in: Rebuild.
2557 2009-12-30 Ian Lance Taylor <iant@google.com>
2560 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2561 if the input symbol index is 0, make the output symbol index 0.
2563 2009-12-30 Ian Lance Taylor <iant@google.com>
2566 * options.h (class General_options): Add -x/--discard-all.
2567 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2568 --discard-all. If the local symbol needs a dynamic entry, check
2569 that before handling --discard-locals.
2571 2009-12-30 Ian Lance Taylor <iant@google.com>
2574 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2576 (Output_segment::add_output_section): Don't change the flags if
2580 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2581 GNU hash table if they need a dynamic value. Otherwise, don't add
2582 them if they are defined in a dynamic object or are forced local.
2584 2009-12-29 Ian Lance Taylor <iant@google.com>
2587 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2588 .gnu.hash table for a 32-bit target.
2591 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2592 regular and a dynamic object only needs a dynamic symbol table
2593 entry if it is externally visible.
2596 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2597 constructor. Add global_offset_table_ field.
2598 (Target_i386::got_section): Set global_offset_table_.
2599 (Target_i386::do_finalize_sections): Set global_offset_table_
2601 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2602 in constructor. Add global_offset_table_ field.
2603 (Target_x86_64::got_section): Set global_offset_table_.
2604 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2607 * layout.cc (Layout::Layout): Initialize increase_relro_.
2608 (Layout::get_output_section): Add is_relro, is_last_relro, and
2609 is_first_non_relro parameters. Change all callers.
2610 (Layout::choose_output_section): Likewise.
2611 (Layout::add_output_section_data): Likewise.
2612 (Layout::make_output_section): Likewise.
2613 (Layout::set_segment_offsets): Clear increase_relro when using a
2615 * layout.h (class Layout): Add increase_relro method. Add
2616 increase_relro_ field. Update declarations.
2617 * output.cc (Output_section::Output_section): Initialize
2618 is_last_relro_ and is_first_non_relro_.
2619 (Output_segment::add_output_section): Group relro sections is
2620 do_sort is true. Handle is_last_relro and is_first_non_relro.
2621 (Output_segment::maximum_alignment): Remove relro handling.
2622 (Output_segment::set_section_addresses): Add increase_relro
2623 parameter. Change all callers. Add initial alignment to align
2624 relro sections on separate page. Remove old relro handling.
2625 (Output_segment::set_section_list_addresses): Remove in_relro
2626 parameter. Change all callers.
2627 (Output_segment::set_offset): Add increase parameter. Change all
2628 callers. Remove old relro handling.
2629 * output.h (class Output_section): Add new methods: is_last_relro,
2630 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2631 Add is_last_relro_ and is_first_non_relro_ fields.
2632 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2633 Create separate .got.plt section. Call increase_relro.
2634 * x86_64.cc (Target_x86_64::got_section): Likewise.
2635 * testsuite/relro_script_test.t: Add .got.plt.
2638 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2639 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2640 (Layout::finalize): Call set_dynamic_symbol_size.
2641 (Layout::set_dynamic_symbol_size): New function.
2642 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2643 set_dynamic_symbol_size.
2646 * output.h (class Output_section): Add is_entsize_zero_ field.
2647 * output.cc (Output_section::Output_section): Initialize
2649 (Output_section::set_entsize): If two different entsizes are
2650 requested, force it to zero.
2651 (Output_section::add_input_section): Set flags for .debug_str
2652 before updating section flags. Set entsize.
2653 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2654 and SHF_STRING if all input sections have those flags.
2656 2009-12-29 Rafael Espindola <espindola@google.com>
2658 * main.cc (main): Fix the sys time reporting.
2659 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2662 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2664 * options.cc (General_options::parse_version): Allow -v to exit
2665 without an error if there is nothing to link.
2667 2009-12-29 Ian Lance Taylor <iant@google.com>
2669 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2670 using a version of gcc before 4.1.
2671 * configure: Rebuild.
2673 2009-12-28 Chris Demetriou <cgd@google.com>
2675 * attributes.cc (Output_attributes_section_data::do_write): Use
2676 std::vector::front rather than std::vector::data.
2678 2009-12-28 Ian Lance Taylor <iant@google.com>
2680 * symtab.h (class Symbol_table): Add enum Defined.
2681 * resolve.cc (Symbol_table::should_override): Add defined
2682 parameter. Change all callers. Test whether object is NULL
2683 before calling a method on it.
2684 (Symbol_table::report_resolve_problem): Add defined parameter.
2686 (Symbol_table::should_override_with_special): Likewise.
2687 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2688 parameter. Change all callers.
2689 (Symbol_table::do_define_in_output_data): Likewise.
2690 (Symbol_table::define_in_output_segment): Likewise.
2691 (Symbol_table::do_define_in_output_segment): Likewise.
2692 (Symbol_table::define_as_constant): Likewise.
2693 (Symbol_table::do_define_as_constant): Likewise.
2694 * script.h (class Symbol_assignment): Add is_defsym parameter to
2695 constructor; change all callers.
2696 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2697 parameter. Change all callers. Add is_defsym_ field.
2698 (class Parser_closure): Add parsing_defsym parameter to
2699 constructor; change all callers. Add parsing_defsym accessor
2700 function. Add parsing_defsym_ field.
2702 2009-12-28 Ian Lance Taylor <iant@google.com>
2704 * gold.cc (queue_middle_tasks): Fix formatting.
2705 * object.cc (Relobj::is_section_name_included): Likewise.
2707 2009-12-23 Ian Lance Taylor <iant@google.com>
2709 * i386.cc (Target_i386::do_calls_non_split): Recognize
2710 -fsplit-stack prologue for a function with a static chain.
2711 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2712 -fsplit-stack prologue when using %r11.
2714 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2716 * options.cc (General_options::parse_version): Make -v continue and do
2717 the link like GNU ld does.
2719 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2721 * Makefile.am (CCFILES): Add timer.cc.
2722 (HFILES): Add timer.h.
2723 * configure.ac: Check for sysconf and times.
2724 * main.cc: include timer.h.
2725 (main): Use Timer instead of get_run_time.
2728 * workqueue.cc: include timer.h.
2729 (Workqueue::find_and_run_task):
2730 Report user, sys and wall time.
2731 * Makefile.in: Regenerate.
2732 * config.in: Regenerate.
2733 * configure: Regenerate.
2735 2009-12-16 Doug Kwan <dougkwan@google.com>
2737 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2739 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2740 relaxed input sections.
2741 * output.cc (Output_section::find_relaxed_input_section): Change
2742 return type to Output_relaxed_input_section pointer. Adjust code
2743 for new type of relaxed_input_section_map_.
2744 * output.h (Output_section::find_relaxed_input_section): Change
2745 return type to Output_relaxed_input_section pointer.
2746 (Output_section::Output_relaxed_input_section_by_input_section_map):
2748 (Output_section::relaxed_input_section_map_): Change type to
2749 Output_section::Output_relaxed_input_section_by_input_section_map.
2750 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2753 2009-12-15 Ian Lance Taylor <iant@google.com>
2755 * layout.cc (Layout::create_shstrtab): Only write out after input
2756 sections if we are compressing debug sections.
2758 2009-12-15 Ian Lance Taylor <iant@google.com>
2760 * archive.cc (Archive::add_symbols): Only look up a symbol without
2761 a version if there is, in fact, a version.
2763 2009-12-14 Ian Lance Taylor <iant@google.com>
2765 Revert -Wshadow changes, all changes from:
2766 2009-12-11 Doug Kwan <dougkwan@google.com>
2767 2009-12-11 Nick Clifton <nickc@redhat.com>
2768 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2770 2009-12-11 Doug Kwan <dougkwan@google.com>
2772 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2774 * attributes.cc (Object_attribute::size): Ditto.
2775 (Attributes_section_data::size): Ditto.
2776 (Attributes_section_data::Attributes_section_data): Ditto.
2777 (Output_attributes_section_data::do_write): Ditto.
2778 * attributes.h (Object_attribute::set_type): Ditto.
2779 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2781 2009-12-11 Nick Clifton <nickc@redhat.com>
2783 * archive.cc: Fix shadowed variable warnings.
2785 * compressed_output.cc: Likewise.
2786 * compressed_output.h: Likewise.
2787 * configure: Likewise.
2788 * dwarf_reader.cc: Likewise.
2789 * dynobj.cc: Likewise.
2790 * dynobj.h: Likewise.
2791 * ehframe.cc: Likewise.
2792 * ehframe.h: Likewise.
2793 * errors.cc: Likewise.
2794 * expression.cc: Likewise.
2795 * fileread.cc: Likewise.
2796 * fileread.h: Likewise.
2797 * freebsd.h: Likewise.
2798 * i386.cc: Likewise.
2800 * incremental.h: Likewise.
2801 * layout.cc: Likewise.
2802 * layout.h: Likewise.
2803 * mapfile.cc: Likewise.
2804 * merge.cc: Likewise.
2805 * merge.h: Likewise.
2806 * object.cc: Likewise.
2807 * object.h: Likewise.
2808 * options.h: Likewise.
2809 * output.cc: Likewise.
2810 * output.h: Likewise.
2811 * parameters.cc: Likewise.
2812 * plugin.cc: Likewise.
2813 * powerpc.cc: Likewise.
2814 * reduced_debug_output.cc: Likewise.
2815 * reduced_debug_output.h: Likewise.
2816 * reloc.cc: Likewise.
2817 * reloc.h: Likewise.
2818 * resolve.cc: Likewise.
2819 * script-sections.cc: Likewise.
2820 * script.cc: Likewise.
2821 * script.h: Likewise.
2822 * sparc.cc: Likewise.
2823 * symtab.cc: Likewise.
2824 * symtab.h: Likewise.
2825 * target-select.cc: Likewise.
2826 * target-select.h: Likewise.
2827 * token.h: Likewise.
2828 * workqueue.cc: Likewise.
2829 * workqueue.h: Likewise.
2830 * x86_64.cc: Likewise.
2832 2009-12-10 Doug Kwan <dougkwan@google.com>
2834 * arm.cc (attributes.h): New include.
2835 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2836 (Arm_relobj::~Arm_relobj): Delete object pointed by
2837 attributes_section_data_.
2838 (Arm_relobj::attributes_section_data): New method definition.
2839 (Arm_relobj::attributes_section_data_): New data member declaration.
2840 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2841 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2842 attributes_section_data_.
2843 (Arm_dynobj::attributes_section_data): New method definition.
2844 (Arm_dynobj::attributes_section_data_): New data member declaration.
2845 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2846 initialization value of may_use_blx_ to false.
2847 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2848 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2849 object attributes to compute results instead of hard-coding.
2850 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2851 Target_arm::get_secondary_compatible_arch,
2852 Target_arm::set_secondary_compatible_arch
2853 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2854 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2855 New method declarations.
2856 (Target_arm::get_aeabi_object_attribute): New method definition.
2857 (Target_arm::attributes_section_data_): New data member declaration.
2858 (read_arm_attributes_section): New template definition.
2859 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2860 (Arm_dynobj::do_read_symbols): Ditto.
2861 (Target_arm::do_finalize_sections): Merge attributes sections from
2862 input. Check for BLX use after attributes section merging.
2863 Fix __exidx_start and __exidx_end visibility. Create an
2864 .ARM.attributes section if necessary.
2865 (Target_arm::get_secondary_compatible_arch,
2866 Target_arm::set_secondary_compatible_arch,
2867 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2868 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2869 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2870 New method definitions.
2872 2009-12-09 Ian Lance Taylor <iant@google.com>
2874 * plugin.cc (Plugin::load): Don't cast from void* to a function
2877 2009-12-09 Ian Lance Taylor <iant@google.com>
2879 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2882 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2884 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2885 Replace two_file_shared_1.so with two_file_shared_2.so.
2886 * testsuite/Makefile.in: Regenerated.
2888 2009-12-08 Doug Kwan <dougkwan@google.com>
2890 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2891 (HFILES): Add attributes.h and int_encoding.h.
2892 * Makefile.in: Regenerate.
2893 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2894 function definitions to int_encoding.cc
2895 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2896 prototypes to int_encoding.h
2897 * reduced_debug_output.cc (int_encoding.h): New include.
2898 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2899 function definitions to int_encoding.cc
2900 (insert_into_vector, read_from_pointer): Move template definitions to
2902 * attributes.cc: New file.
2903 * attributes.h: New file.
2904 * int_encoding.cc: New file.
2905 * int_encoding.h: New file.
2907 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2910 * incremental-dump.cc (dump_incremental_inputs): New.
2911 (main): Use dump_incremental_inputs.
2913 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2916 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2917 checking elfcpp::STT_FUNC.
2918 (Target_i386::Relocate::relocate): Likewise.
2919 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2921 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2922 symbols from shared libraries into normal FUNC symbols.
2924 * symtab.h (Symbol): Add is_func and use it.
2926 2009-12-05 Doug Kwan <dougkwan@google.com>
2928 * arm.cc (Target_arm::arm_info): Initialize new fields
2929 attributes_section and attributes_vendor.
2930 * i386.cc (Target_i386::i386_info): Same.
2931 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2932 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2933 fields attributes_section and attributes_vendor.
2934 * sparc.cc (Target_sparc::sparc_info): Same.
2935 * target.h (Target::attributes_section, Target::attributes_vendor,
2936 Target::is_attributes_section, Target::attribute_arg_type,
2937 Target::attributes_order): New method definitions.
2938 (Target::Target_info::attributes_section,
2939 Target::Target_info::attributes_vendor): New fields.
2940 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2941 virtual method definitions.
2942 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2943 attributes_section and attributes_vendor.
2944 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2946 2009-12-05 Doug Kwan <dougkwan@google.com>
2948 * arm.cc: Update comments about interworking and stub generation.
2949 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2950 considered as non-PIC.
2951 (Arm_relocate_functions::base_abs): Fix formatting.
2952 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2953 of function to use GOT entry address instead of offset.
2954 (Target_arm::Scan::global): Issue an error if a symbol would need a
2955 PLT does not get one because it is untyped. Remove code to create
2956 dynamic symbols for relative branches.
2957 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2958 takes unsigned integer instead of boolean.
2960 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2962 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2963 (two_file_test_LDADD): Likewise.
2964 (common_test_1_LDADD): Likewise.
2965 (exception_test_LDADD) Likewise.
2966 (weak_test_LDADD): Likewise.
2967 (many_sections_test_LDADD): Likewise.
2968 (initpri1_LDADD): Likewise.
2969 (script_test_1_LDADD): Likewise.
2970 (script_test_2_LDADD): Likewise.
2971 (justsyms_LDADD): Likewise.
2972 (binary_test_LDADD): Likewise.
2973 (large_LDADD): Likewise.
2974 * testsuite/Makefile.in: Regenerated.
2976 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2978 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2979 (Symbol_table::override_with_special): Likewise.
2980 (Symbol_table::add_from_object): Likewise.
2982 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2984 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2985 Don't set the data_offset twice.
2987 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2989 * testsuite/Makefile.in: Regenerate.
2991 2009-12-03 Doug Kwan <dougkwan@google.com>
2993 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2994 (Target_arm::do_finalize_sections): Add parameter for symbol table
2995 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2996 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2997 parameter for symbol table pointer.
2998 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2999 an additional parameter for a pointer to symbol table.
3000 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3001 parameter for a symbol table pointer.
3002 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3003 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3005 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3006 parameter for a symbol table pointer.
3008 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3010 * incremental.cc (Incremental_inputs_header)
3011 (Incremental_inputs_header_write, Incremental_inputs_entry)
3012 (Incremental_inputs_entry_write): Move ...
3013 * incremental.h (Incremental_inputs_header)
3014 (Incremental_inputs_header_write, Incremental_inputs_entry)
3015 (Incremental_inputs_entry_write): here.
3017 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3019 * incremental.cc (make_sized_incremental_binary): Set the target.
3020 Error if it is incompatible.
3021 * output.h (Output_file): Add filename method.
3023 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3025 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3026 from the get_* methods.
3028 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3030 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3031 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3032 Write 0 for the data_offset of scripts.
3034 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3036 * testsuite/Makefile.am: Add the incremental_test.sh test.
3037 * testsuite/incremental_test.sh: New.
3038 * testsuite/incremental_test_1.c: New.
3039 * testsuite/incremental_test_2.c: New.
3041 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3043 * incremental-dump.cc (main): Fix typos.
3045 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3048 * incremental-dump.cc (main): Use llu to print 64 bit values.
3050 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3051 H.J. Lu <hongjiu.lu@intel.com>
3053 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3055 (incremental_dump_LDADD): Likewise.
3056 * Makefile.in: Regenerated.
3058 2009-11-25 Doug Kwan <dougkwan@google.com>
3062 2009-11-25 Doug Kwan <dougkwan@google.com>
3064 * arm.cc (Target_arm::Target_arm): Move method definition
3065 outside of class definition. Add code to handle
3066 --target1-rel, --target1-abs and --target2= options.
3067 (Target_arm::get_reloc_reloc_type): Change method to be
3068 non-static and const.
3069 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3070 New data member declaration.
3071 (Target_arm::Scan::local, Target_arm::Scan::global,
3072 Target_arm::Relocate::relocate,
3073 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3074 Adjust call to Target_arm::get_real_reloc_type.
3075 (Target_arm::get_real_reloc_type): Use command line options
3076 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3077 * options.h (--target1-rel, --target1-abs, --target2): New
3080 2009-11-25 Doug Kwan <dougkwan@google.com>
3082 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3083 class definition. Add code to handle --target1-rel, --target1-abs
3084 and --target2= options.
3085 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3087 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3089 (Target_arm::Scan::local, Target_arm::Scan::global,
3090 Target_arm::Relocate::relocate,
3091 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3092 call to Target_arm::get_real_reloc_type.
3093 (Target_arm::get_real_reloc_type): Use command line options to
3094 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3095 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3098 2009-11-25 Doug Kwan <dougkwan@google.com>
3100 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3101 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3102 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3104 (Arm_relocate_functions::thm_call): Replace body with a call to
3105 Arm_relocate_functions::thumb_branch_common.
3106 (Arm_relocate_functions::thm_jump24,
3107 Arm_relocate_functions::thm_xpc22): New method definitions.
3108 (Arm_relocate_functions::thumb_branch_common): New method definition.
3109 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3111 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3112 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3114 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3116 * Makefile.am: Build incremental-dump
3117 * Makefile.in: Regenerate.
3118 * incremental-dump.cc: New.
3119 * incremental.cc (Incremental_inputs_header_data,
3120 Incremental_inputs_entry_data): Move to incremental.h
3121 * incremental.h: (Incremental_inputs_header_data,
3122 Incremental_inputs_entry_data): Move from incremental.cc
3124 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3126 * incremental.cc (Incremental_inputs_header,
3127 Incremental_inputs_header_write, Incremental_inputs_entry,
3128 Incremental_inputs_entry_write): Add a typedef with the data type.
3130 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3132 * incremental.cc (Incremental_inputs_header,
3133 Incremental_inputs_header_write, Incremental_inputs_entry,
3134 Incremental_inputs_entry_write): Update comment about which
3135 type has the filed descriptions.
3137 2009-11-15 Doug Kwan <dougkwan@google.com>
3139 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3140 (Arm_relocate_functions::arm_branch_common): Change method defintion
3141 in class definition to a method declaration and update list of formal
3143 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3144 Arm_relocation_functions::jump24): Adjust call to
3145 Arm_relocate_functions::arm_branch_common. Update list of formal
3147 (Arm_relocate_functions::xpc25): New method definition.
3148 (Arm_relocate_functions::arm_branch_common): Move method defintion
3149 out from class definition. Use stubs for mode-switching and extending
3151 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3152 specially. Change code to enable use of stubs in ARM branches.
3154 2009-11-10 Doug Kwan <dougkwan@google.com>
3156 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3157 in method declaration.
3158 (Target_arm::relocate_stub): New method declaration.
3159 (Target_arm::default_target): Change to return a pointer instead of
3161 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3162 Target_arm::default_target.
3163 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3165 (Target_arm::relocate_section): Adjust view.
3166 (Target_arm::relocate_stub): New method definition.
3168 2009-11-10 Doug Kwan <dougkwan@google.com>
3170 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3172 * incremental.cc (open_incremental_binary): Initialized local
3173 variables to avoid warnings.
3174 * object.cc (make_elf_object): Ditto.
3175 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3178 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3181 * testsuite/plugin_test.c: Include "config.h".
3183 2009-11-09 Doug Kwan <dougkwan@google.com>
3185 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3186 (arm_symbol_value): Remove.
3187 (Arm_relocate_functions::arm_branch_common,
3188 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3189 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3190 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3191 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3192 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3193 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3194 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3195 Arm_relocate_functions::thm_mobw_abs_nc,
3196 Arm_relocate_functions::thm_mov_abs,
3197 Arm_relocate_functions::movw_prel_nc,
3198 Arm_relocate_functions::thm_movt_abs,
3199 Arm_relocate_functions::movt_prel,
3200 Arm_relocate_functions::thm_movw_prel_nc,
3201 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3202 (Target_arm::Relocate::relocate): Only decompose address into two
3203 parts if relocation type uses the thumb-bit and pass the actual
3204 bit instead of a flag indicating that the thumb-bit is used. Adjust
3205 calls to methods in Arm_relocate_functions for this change.
3207 2009-11-08 Ian Lance Taylor <iant@google.com>
3210 * reloc.cc: Instantiate
3211 Sized_relobj::initialize_input_to_output_maps and
3212 Sized_relobj:free_input_to_output_maps.
3214 2009-11-06 Ian Lance Taylor <iant@google.com>
3217 * defstd.cc (in_segment): Set only_if_ref true for "end".
3219 2009-11-06 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (class Reloc_stub): Correct a comment.
3222 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3223 (Target_arm::scan_section_for_stubs): New method declaration.
3224 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3225 Change methods from private to protected.
3226 (Target_arm::do_may_relax): New method definition.
3227 (Target_arm::do_relax, Target_arm::group_sections,
3228 Target_arm::scan_reloc_for_stub,
3229 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3230 (Target_arm::arm_input_section_map_): New data member declaration.
3231 (Target_arm::scan_reloc_for_stub,
3232 Target_arm::scan_reloc_section_for_stubs,
3233 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3234 Target_arm::do_relax): New method definitions.
3236 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3238 * configure.ac: Check for (struct stat)::st_mtim
3239 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3240 * config.in: Regenerate.
3241 * configure: Regenerate.
3243 2009-11-05 Ian Lance Taylor <iant@google.com>
3246 * output.cc (Output_segment::add_output_section): Add missing
3249 2009-11-04 Ian Lance Taylor <iant@google.com>
3252 * object.h (class Object): Add is_needed and set_is_needed
3253 methods. Add is_needed_ field. Make bool fields into bitfields.
3254 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3255 defined in a dynamic object and referenced by a regular object,
3256 set is_needed for the dynamic object.
3257 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3258 if the file is marked with as_needed and it is not needed.
3260 2009-11-04 Ian Lance Taylor <iant@google.com>
3263 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3264 tags if data is discarded by linker script.
3265 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3266 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3267 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3268 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3270 2009-11-04 Ian Lance Taylor <iant@google.com>
3272 * layout.cc (Layout::get_output_section): Add is_interp and
3273 is_dynamic_linker_section parameters. Change all callers.
3274 (Layout::choose_output_section): Likewise.
3275 (Layout::make_output_section): Likewise.
3276 (Layout::add_output_section_data): Add is_dynamic_linker_section
3277 parameter. Change all callers.
3278 * layout.h (class Layout): Update declarations.
3279 * output.h (class Output_section): Add is_interp, set_is_interp,
3280 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3281 Add is_interp_, is_dynamic_linker_section_ fields. Change
3282 generate_code_fills_at_write_ to a bitfield.
3283 * output.cc (Output_section::Output_sections): Initialize new
3285 (Output_segment::add_output_section): Add do_sort parameter.
3288 2009-11-03 Ian Lance Taylor <iant@google.com>
3291 * options.h (class General_options): Add --warn-common.
3292 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3293 merging two common symbols.
3294 (Symbol_table::should_override): Handle --warn-common when merging
3295 a common symbol with a defined symbol. Use report_resolve_problem
3296 for multiple definitions.
3297 (Symbol_table::report_resolve_problem): New function.
3298 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3300 2009-11-03 Doug Kwan <dougkwan@google.com>
3302 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3304 (Target_arm::stub_factory): New method definition.
3305 (Target_arm::new_arm_input_section,
3306 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3307 Target_arm::reloc_uses_thumb_bit): New method declarations.
3308 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3309 New type definitions.
3310 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3311 member declarations.
3312 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3313 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3314 New method definitions.
3316 2009-11-03 Ian Lance Taylor <iant@google.com>
3318 * options.h (class General_options): Add --warn_constructors.
3320 2009-11-03 Ian Lance Taylor <iant@google.com>
3323 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3324 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3326 2009-11-03 Ian Lance Taylor <iant@google.com>
3329 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3330 --msgid-bugs-address.
3331 (install-pdf): New target.
3332 (install-data_yes): Look up one directory to find mkinstalldirs.
3334 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3336 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3339 2009-10-30 Doug Kwan <dougkwan@google.com>
3341 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3343 2009-10-30 Doug Kwan <dougkwan@google.com>
3345 * arm.cc (Stub_addend_reader): New struct template definition
3346 and partial specializations.
3347 (Stub_addend_reader::operator()): New method definition for a
3348 partially specialized template.
3350 2009-10-30 Doug Kwan <dougkwan@google.com>
3352 * arm.cc (Arm_relobj::processor_specific_flags): New method
3354 (Arm_relobj::do_read_symbols): New method declaration.
3355 (Arm_relobj::processor_specific_flags_): New data member declaration.
3356 (Arm_dynobj): New class definition.
3357 (Target_arm::do_finalize_sections): Add input_objects parameter.
3358 (Target_arm::do_adjust_elf_header): New method declaration.
3359 (Target_arm::are_eabi_versions_compatible,
3360 (Target_arm::merge_processor_specific_flags): New method declaration.
3361 (Target_arm::do_make_elf_object): New overloaded method definitions
3363 (Arm_relobj::do_read_symbols): New method definition.
3364 (Arm_dynobj::do_read_symbols): Ditto.
3365 (Target_arm::do_finalize_sections): Add input_objects parameters.
3366 Merge processor-specific flags from all input objects.
3367 (Target_arm::are_eabi_versions_compatible,
3368 Target_arm::merge_processor_specific_flags,
3369 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3370 New method definitions.
3371 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3372 Input_objects pointer type parameter.
3373 * layout.cc (Layout::finalize): Pass input objects to target's.
3374 finalize_sections function.
3375 * output.cc (Output_file_header::do_sized_write): Set ELF file
3376 header's processor-specific flags.
3377 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3378 Input_objects pointer type parameter.
3379 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3380 * target.h (Input_objects): New forward class declaration.
3381 (Target::processor_specific_flags,
3382 Target::are_processor_specific_flags_sect): New method definitions.
3383 (Target::finalize_sections): Add input_objects parameter.
3384 (Target::Target): Initialize processor_specific_flags_ and
3385 are_processor_specific_flags_set_.
3386 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3388 (Target::set_processor_specific_flags): New method definition.
3389 (Target::processor_specific_flags_,
3390 Target::are_processor_specific_flags_set_): New data member
3392 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3393 Input_objects pointer type parameter.
3395 2009-10-30 Doug Kwan <dougkwan@google.com>
3397 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3399 2009-10-28 Ian Lance Taylor <iant@google.com>
3401 * object.h (class Relobj): Drop options parameter from
3402 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3403 do_scan_relocs, do_relocate. Change all callers.
3404 (class Sized_relobj): Drop options parameters from
3405 do_gc_process_relocs, do_scan_relocs, do_relocate,
3406 do_relocate_sections, relocate_sections, emit_relocs_scan,
3407 emit_relocs_scan_reltype. Change all callers.
3408 (struct Relocate_info): Remove options field and all references to
3410 * reloc.h (class Read_relocs): Remove options constructor
3411 parameter and options_ field. Change all callers.
3412 (class Gc_process_relocs, class Scan_relocs): Likewise.
3413 (class Relocate_task): Likewise.
3414 * target-reloc.h (scan_relocs): Remove options parameter. Change
3416 (scan_relocatable_relocs): Likewise.
3417 * target.h (class Sized_target): Remove options parameter from
3418 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3420 * gc.h (gc_process_relocs): Remove options parameter. Change all
3422 * arm.cc: Update functions to remove options parameters.
3423 * i386.cc: Likewise.
3424 * powerpc.cc: Likewise.
3425 * sparc.cc: Likewise.
3426 * x86_64.cc: Likewise.
3427 * testsuite/testfile.cc: Likewise.
3429 2009-10-28 Doug Kwan <dougkwan@google.com>
3431 * arm.cc (Arm_relobj): New class definition.
3432 (Arm_relobj::scan_sections_for_stubs,
3433 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3434 New method definitions.
3436 2009-10-28 Cary Coutant <ccoutant@google.com>
3438 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3439 (Plugin::cleanup_done_): New member.
3440 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3441 (Plugin_manager::cleanup_done_): Remove.
3442 (Plugin_manager::add_input_file): Edit error message.
3443 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3444 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3446 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3448 * fileread.cc: (File_read::View::~View): Use the new
3449 data_ownership_ filed.
3450 (File_read::~File_read): Dispose the new whole_file_view_.
3451 (File_read::open): Mmap the whole file if needed.
3452 (File_read::open): Use whole_file_view_ instead of contents_.
3453 (File_read::find_view): Use whole_file_view_ if applicable.
3454 (File_read::do_read): Use whole_file_view_ instead of contents_.
3455 (File_read::make_view): Use whole_file_view_ instead of contents_,
3456 update File_read::View::View call.
3457 (File_read::find_or_make_view): Update File_read::View::View
3459 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3461 (File_read::View::Data_ownership): New enum.
3462 (File_read::View::View): Replace bool mapped_ with Data_ownership
3464 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3465 (File_read::View::data_ownership_): New field.
3466 (File_read::contents_): Remove (replaced by whole_file_view_).
3467 (File_read::whole_file_view_): New field.
3468 * options.h (class General_options): Add --keep-files-mapped.
3470 2009-10-27 Cary Coutant <ccoutant@google.com>
3472 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3473 * testsuite/Makefile.am (plugin_test_5): New test case.
3474 * testsuite/Makefile.in: Regenerate.
3476 2009-10-25 Doug Kwan <dougkwan@google.com>
3478 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3479 from private to protected to allow access by child class.
3480 (Sized_relobj::do_relocate_sections): New method declaration.
3481 (Sized_relobj::relocate_sections): Virtualize.
3482 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3483 Sized_relobj::relocate_sections. Instantiate template explicitly
3484 for different target sizes and endianity.
3486 2009-10-24 Doug Kwan <dougkwan@google.com>
3488 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3489 (Arm_input_section::as_arm_input_section): New method.
3490 (Arm_output_section): New class definition.
3491 (Arm_output_section::create_stub_group,
3492 Arm_output_section::group_sections): New method definitions.
3494 2009-10-22 Doug Kwan <dougkwan@google.com>
3496 * arm.cc (Arm_input_section): New class definition.
3497 (Arm_input_section::init, Arm_input_section:do_write,
3498 Arm_input_section::set_final_data_size,
3499 Arm_input_section::do_reset_address_and_file_offset): New method
3502 2009-10-21 Doug Kwan <dougkwan@google.com>
3504 * arm.cc (Stub_table, Arm_input_section): New forward class
3506 (Stub_table): New class defintion.
3507 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3508 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3509 New method definition.
3511 2009-10-21 Doug Kwan <dougkwan@google.com>
3513 * arm.cc: Update copyright comments.
3514 (Target_arm): New forward class template declaration.
3515 (Arm_address): New type.
3516 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3517 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3518 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3520 (Insn_template): Same.
3521 (DEF_STUBS): New macro.
3522 (Stub_type): New enum type.
3523 (Stub_template): New class definition.
3526 (Stub_factory): Same.
3527 (Target_arm::Target_arm): Initialize may_use_blx_ and
3528 should_force_pic_veneer_.
3529 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3530 Target_arm::should_force_pic_veneer,
3531 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3532 Target_arm::using_thumb_only, Target_arm:;default_target): New
3534 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3535 New data member declarations.
3536 (Insn_template::size, Insn_template::alignment): New method defintions.
3537 (Stub_template::Stub_template): New method definition.
3538 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3539 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3540 (Stub_factory::Stub_factory): New method definition.
3541 * gold.h (string_hash): New template.
3542 * output.h (Input_section_specifier::hash_value): Use
3544 (Input_section_specifier::string_hash): Remove.
3545 * stringpool.cc (Stringpool_template::string_hash): Use
3548 2009-10-20 Doug Kwan <dougkwan@google.com>
3550 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3551 symbols of relaxed input sections.
3552 * output.h (Output_section::find_relaxed_input_section): Make
3555 2009-10-16 Doug Kwan <dougkwan@google.com>
3557 * dynobj.cc (Versions::Versions): Initialize version_script_.
3558 Only insert base version symbol definition for a shared object
3559 if version script defines any version versions.
3560 (Versions::define_base_version): New method definition.
3561 (Versions::add_def): Check that base version is not needed.
3562 (Versions::add_need): Define base version lazily.
3563 * dynobj.h (Versions::define_base_version): New method declaration.
3564 (Versions::needs_base_version_): New data member declaration.
3565 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3566 (check_DATA): Add no_version_test.stdout.
3567 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3569 * testsuite/Makefile.in: Regenerate.
3570 * testsuite/no_version_test.c: New file.
3571 * testsuite/no_version_test.sh: Ditto.
3573 2009-10-16 Doug Kwan <dougkwan@google.com>
3575 * expression.cc (class Segment_start_expression): New class definition.
3576 (Segment_start_expression::value): New method definition.
3577 (script_exp_function_segment_start): Return a new
3578 Segment_start_expression.
3579 * gold/script-c.h (script_saw_segment_start_expression): New function
3581 * script-sections.cc (Script_sections::Script_sections): Initialize
3582 SAW_SEGMENT_START_EXPRESSION_ to false.
3583 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3584 and -Tbbs options to specify section addresses if given in
3585 command line and no SEGMENT_START expression is seen in a script.
3586 * script-sections.h (Script_sections::saw_segment_start_expression,
3587 Script_sections::set_saw_segment_start_expression): New method
3589 (Script_sections::saw_segment_start_expression_): New data member
3591 * script.cc (script_saw_segment_start_expression): New function.
3592 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3593 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3594 script_test_7.sh and script_test_8.sh.
3595 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3596 script_test_8.stdout.
3597 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3598 (script_test_6, script_test_6.stdout, script_test_7,
3599 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3600 * Makefile.in: Regenerate.
3601 * testsuite/script_test_6.sh: New file.
3602 * testsuite/script_test_6.t: Same.
3603 * testsuite/script_test_7.sh: Same.
3604 * testsuite/script_test_7.t: Same.
3605 * testsuite/script_test_8.sh: Same.
3607 2009-10-16 Doug Kwan <dougkwan@google.com>
3609 * output.cc (Output_segment::set_section_list_address): Cast
3610 expressions to unsigned long long type to avoid format warnings.
3612 2009-10-15 Ian Lance Taylor <iant@google.com>
3614 * script.cc (Script_options::add_symbol_assignment): Always add a
3615 dot assignment to script_sections_.
3616 * script-sections.cc (Script_sections::add_dot_assignment):
3617 Initialize if necessary.
3619 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3620 program headers with no load segment if there is a linker script.
3622 * layout.cc (Layout::set_segment_offsets): Align the file offset
3623 to the segment aligment for -N or -n with no load segment.
3624 * output.cc (Output_segment::add_output_section): Don't crash if
3625 the first section is a TLS section.
3626 (Output_segment::set_section_list_addresses): Print an error
3627 message if the address moves backward in a linker script.
3628 * script-sections.cc
3629 (Output_section_element_input::set_section_addresses): Don't
3630 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3631 (Orphan_output_section::set_section_addresses): Likewise.
3633 2009-10-15 Doug Kwan <dougkwan@google.com>
3635 * layout.cc (Layout::finish_dynamic_section): Generate tags
3636 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3637 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3638 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3640 2009-10-14 Ian Lance Taylor <iant@google.com>
3642 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3644 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3645 data_shdr fields of relinfo.
3646 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3647 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3648 R_386_TLS_LDO_32, adjust based on section flags.
3649 (Target_i386::Relocate::fix_up_ldo): Remove.
3651 2009-10-13 Ian Lance Taylor <iant@google.com>
3653 Add support for -pie.
3654 * options.h (class General_options): Add -pie and
3656 (General_options::output_is_position_independent): Test -pie.
3657 (General_options::output_is_executable): Return true if not shared
3658 and not relocatable.
3659 (General_options::output_is_pie): Remove.
3660 * options.cc (General_options::finalize): Reject incompatible uses
3662 * gold.cc (queue_middle_tasks): A -pie link is not static.
3663 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3664 * symtab.cc (Symbol::final_value_is_known): Return false if
3665 output_is_position_independent.
3666 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3667 output_is_position_independent.
3668 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3669 output_is_position_independent.
3670 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3671 output_is_position_independent.
3672 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3674 (basic_pie_test.o, basic_pie_test): New targets.
3675 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3676 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3677 (two_file_pie_test): New target.
3678 * testsuite/Makefile.in: Rebuild.
3679 * README: Remove note saying that -pie is not supported.
3681 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3683 * options.h (class General_options): Add -init and -fini.
3684 * layout.cc (Layout::finish_dynamic_section): Emit
3685 given init and fini functions.
3687 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3689 * gc.h (gc_process_relocs): Check if icf is enabled using new
3691 * gold.cc (queue_initial_tasks): Likewise.
3692 (queue_middle_tasks): Likewise.
3693 * object.cc (do_layout): Likewise.
3694 * symtab.cc (is_section_folded): Likewise.
3695 * main.cc (main): Likewise.
3696 * reloc.cc (Read_relocs::run): Likewise.
3697 (Sized_relobj::do_scan_relocs): Likewise.
3698 * icf.cc (is_function_ctor_or_dtor): New function.
3699 (Icf::find_identical_sections): Check if function is ctor or dtor when
3701 * options.h (General_options::icf): Change option to be an enum.
3702 (Icf_status): New enum.
3703 (icf_enabled): New method.
3704 (icf_safe_folding): New method.
3705 (set_icf_status): New method.
3706 (icf_status_): New variable.
3707 * (options.cc) (General_options::finalize): Set icf_status_.
3708 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3709 icf_test and icf_keep_unique_test to use the --icf enum flag.
3710 * testsuite/icf_safe_test.sh: New file.
3711 * testsuite/icf_safe_test.cc: New file.
3713 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3715 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3716 includes to gc.h and icf.h.
3717 * arm.cc: Include gc.h.
3718 * gold.cc: Likewise.
3719 * i386.cc: Likewise.
3720 * powerpc.cc: Likewise.
3721 * sparc.cc: Likewise.
3722 * x86_64.cc: Likewise.
3723 * gc.h: Include icf.h.
3725 2009-10-11 Ian Lance Taylor <iant@google.com>
3727 * plugin.cc: Include "gold.h" before other header files.
3729 2009-10-10 Chris Demetriou <cgd@google.com>
3731 * options.h (Input_file_argument::Input_file_type): New enum.
3732 (Input_file_argument::is_lib_): Replace with...
3733 (Input_file_argument::type_): New member.
3734 (Input_file_argument::Input_file_argument): Take Input_file_type
3735 'type' rather than boolean 'is_lib' as second argument.
3736 (Input_file_argument::is_lib): Use type_.
3737 (Input_file_argument::is_searched_file): New function.
3738 (Input_file_argument::may_need_search): Handle is_searched_file.
3739 * options.cc (General_options::parse_library): Support -l:filename.
3740 (General_options::parse_just_symbols): Update for Input_file_argument
3742 (Command_line::process): Likewise.
3743 * archive.cc (Archive::get_file_and_offset): Likewise.
3744 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3745 * script.cc (read_script_file, script_add_file): Likewise.
3746 * fileread.cc (Input_file::Input_file): Likewise.
3747 (Input_file::will_search_for): Handle is_searched_file.
3748 (Input_file::open): Likewise.
3749 * readsyms.cc (Read_symbols::get_name): Likewise.
3750 * testsuite/Makefile.am (searched_file_test): New test.
3751 * testsuite/Makefile.in: Regenerate.
3752 * testsuite/searched_file_test.cc: New file.
3753 * testsuite/searched_file_test_lib.cc: New file.
3755 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3756 Ian Lance Taylor <iant@google.com>
3758 * descriptor.cc: Include <cstdio> and "binary-io.h".
3759 (Descriptors::open): Open the files in binary mode always.
3760 * script.cc (Lex::get_token): Treat \r as whitespace.
3762 2009-10-09 Ian Lance Taylor <iant@google.com>
3764 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3766 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3767 Ian Lance Taylor <iant@google.com>
3769 * configure.ac: Check for readv function also.
3770 * fileread.cc (readv): Define if not HAVE_READV.
3771 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3773 * config.in: Regenerate.
3774 * configure: Regenerate.
3776 2009-10-09 Doug Kwan <dougkwan@google.com>
3778 * layout.cc (Layout::make_output_section): Call target hook to make
3779 ordinary output section.
3780 (Layout::finalize): Adjust parameter list of call the
3781 Target::may_relax().
3782 * layout.h (class Layout::section_list): New method.
3783 * merge.h (Output_merge_base::entsize): Change visibility to public.
3784 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3786 (Output_merge_string::do_is_string): New method.
3787 * object.cc (Sized_relobj::do_setup): renamed from
3788 Sized_relobj::set_up.
3789 * object.h (Sized_relobj::adjust_shndx,
3790 Sized_relobj::initializ_input_to_output_maps,
3791 Sized_relobj::free_input_to_output_maps): Change visibilities to
3793 (Sized_relobj::setup): Virtualize.
3794 (Sized_relobj::do_setup): New method declaration.
3795 (Sized_relobj::invalidate_section_offset,
3796 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3797 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3798 * options.cc (parse_int): New function.
3799 * options.h (parse_int): New declaration.
3800 (DEFINE_int): New macro.
3801 (stub_group_size): New option.
3802 * output.cc (Output_section::Output_section): Initialize memebers
3803 merge_section_map_, merge_section_by_properties_map_,
3804 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3805 (Output_section::add_input_section): Handled deferred code-fill
3806 generation and remove an old comment.
3807 (Output_section::add_relaxed_input_section): New method definition.
3808 (Output_section::add_merge_input_section): Use merge section by
3809 properties map to speed to search. Update merge section maps
3811 (Output_section::build_relaxation_map): New method definition.
3812 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3814 (Output_section::relax_input_section): Renamed to
3815 Output_section::convert_input_sections_to_relaxed_sections and change
3816 interface to take a vector of pointers to relaxed sections.
3817 (Output_section::find_merge_section,
3818 Output_section::find_relaxed_input_section): New method definitions.
3819 (Output_section::is_input_address_mapped,
3820 Output_section::output_offset, Output_section::output_address):
3821 Use output section data maps to speed up searching.
3822 (Output_section::find_starting_output_address): Add comments.
3823 (Output_section::do_write,
3824 Output_section::write_to_postprocessing_buffer): Do code-fill
3825 generation as appropriate.
3826 (Output_section::get_input_sections): Invalidate relaxed input section
3828 (Output_section::restore_states): Adjust type of checkpoint .
3829 Invalidate relaxed input section map.
3830 * output.h (Output_merge_base): New class declaration.
3831 (Input_section_specifier): New class defintion.
3832 (class Output_relaxed_input_section) Change base class to
3833 Output_section_data_build.
3834 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3835 base class initializer.
3836 (Output_section::add_relaxed_input_section): New method declaration.
3837 (Output_section::Input_section): Change visibility to protected.
3838 (Output_section::Input_section::relobj,
3839 Output_section::Input_section::shndx): Handle relaxed input sections.
3840 Output_section::input_sections) Change visibility to protected. Also
3841 define overload to return a non-const pointer.
3842 (Output_section::Merge_section_properties): New class defintion.
3843 (Output_section::Merge_section_by_properties_map,
3844 Output_section::Output_section_data_by_input_section_map,
3845 Output_section::Relaxation_map): New types.
3846 (Output_section::relax_input_section): Rename method to
3847 Output_section::convert_input_sections_to_relaxed_sections and change
3848 interface to take a vector of relaxed section pointers.
3849 (Output_section::find_merge_section,
3850 Output_section::find_relaxed_input_section,
3851 Output_section::build_relaxation_map,
3852 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3853 New method declarations.
3854 (Output_section::merge_section_map_
3855 Output_section::merge_section_by_properties_map_,
3856 Output_section::relaxed_input_section_map_,
3857 Output_section::is_relaxed_input_section_map_valid_,
3858 Output_section::generate_code_fills_at_write_): New data members.
3859 * script-sections.cc
3860 (Output_section_element_input::set_section_addresses): Call
3861 current_data_size and addralign methods of relaxed input sections.
3862 (Orphan_output_section::set_section_addresses): Call current_data_size
3863 and addralign methods of relaxed input sections.
3864 * symtab.cc (Symbol_table::compute_final_value): Extract template
3865 from the body of Symbol_table::sized_finalize_symbol.
3866 (Symbol_table::sized_finalized_symbol): Call
3867 Symbol_table::compute_final_value.
3868 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3869 (Symbol_table::compute_final_value): New templated method declaration.
3870 * target.cc (Target::do_make_output_section): New method defintion.
3871 * target.h (Target::make_output_section): New method declaration.
3872 (Target::relax): Add more parameters for input objects, symbol table
3873 and layout. Adjust call to do_relax.
3874 (Target::do_make_output_section): New method declaration.
3875 (Target::do_relax): Add parameters for input objects, symbol table
3878 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3880 * pread.c: Include stdio.h.
3882 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3884 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3887 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3889 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3890 Change read_shndx type to unsigned int.
3891 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3893 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3894 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3895 Change read_shndx type to unsigned int.
3896 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3898 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3899 * layout.cc (Layout::create_symtab_sections): Cast the result of
3900 local_symcount * symsize to off_t in the gold_assert.
3902 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3904 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3905 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3907 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3908 (Arm_relocate_functions::thm_abs5): New function.
3909 (Arm_relocate_functions::abs12): New function.
3910 (Arm_relocate_functions::abs16): New function.
3911 (Arm_relocate_functions::base_abs): New function.
3912 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3913 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3914 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3916 (Scan::global): Likewise.
3917 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3918 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3919 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3920 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3923 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3925 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3926 (Arm_relocate_functions::movt_prel): New function.
3927 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3928 (Arm_relocate_functions::thm_movt_prel): New function.
3929 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3930 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3931 (Scan::global, Relocate::relocate): Likewise.
3932 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3934 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3936 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3937 Incremental_checker.
3938 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3940 (class Incremental_inputs_header): New class.
3941 (Incremental_inputs_header_writer): Edit comment.
3942 (Incremental_inputs_entry): New class.
3943 (Incremental_inputs_entry_writer): Edit comment.
3944 (Sized_incremental_binary::do_find_incremental_inputs_section):
3945 Add *strtab_shndx parameter, fill it.
3946 (Sized_incremental_binary::do_check_inputs): New method.
3947 (Incremental_checker::can_incrementally_link_output_file): Use
3948 Sized_incremental_binary::check_inputs.
3949 (Incremental_inputs::report_command_line): Save command line in
3952 (Incremental_binary::find_incremental_inputs_section): New
3954 (Incremental_binary::do_find_incremental_inputs_section): Add
3955 strtab_shndx parameter.
3956 (Incremental_binary::do_check_inputs): New pure virtual method.
3957 (Sized_incremental_binary::do_check_inputs): Declare.
3958 (Incremental_checker::Incremental_checker): Add incremental_inputs
3959 parameter, use it to initialize incremental_inputs_.
3960 (Incremental_checker::incremental_inputs_): New field.
3961 (Incremental_checker::command_line): New method.
3962 (Incremental_checker::inputs): New method.
3963 (Incremental_checker::command_line_): New field.
3965 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3967 * incremental.cc: Include <cstdarg> and "target-select.h".
3968 (vexplain_no_incremental): New function.
3969 (explain_no_incremental): New function.
3970 (Incremental_binary::error): New method.
3971 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3973 (make_sized_incremental_binary): New function.
3974 (open_incremental_binary): New function.
3975 (can_incrementally_link_file): Add checks if output is ELF and has
3977 * incremental.h: Include "elfcpp_file.h" and "output.h".
3978 (Incremental_binary): New class.
3979 (Sized_incremental_binary): New class.
3980 (open_incremental_binary): Declare.
3981 * object.cc (is_elf_object): Use
3982 elfcpp::Elf_recognizer::is_elf_file.
3983 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3984 * output.h (Output_file::filesize): New method.
3986 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3988 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3990 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3991 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3993 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3995 (Arm_relocate_functions::movw_abs_nc): New function.
3996 (Arm_relocate_functions::movt_abs): New function.
3997 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3998 (Arm_relocate_functions::thm_movt_abs): New function.
3999 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4000 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4001 (Scan::global): Likewise.
4002 (Relocate::relocate): Likewise.
4003 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4005 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4007 * arm.cc (Arm_relocate_functions::got_prel) New function.
4008 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4009 (Relocate::relocate): Likewise.
4010 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4012 2009-10-06 Ian Lance Taylor <iant@google.com>
4014 * options.h (class General_options): Define
4015 split_stack_adjust_size parameter.
4016 * object.h (class Object): Add uses_split_stack_ and
4017 has_no_split_stack_ fields. Add uses_split_stack and
4018 has_no_split_stack accessor functions. Declare
4019 handle_split_stack_section.
4020 (class Reloc_symbol_changes): Define.
4021 (class Sized_relobj): Define Function_offsets. Declare
4022 split_stack_adjust, split_stack_adjust_reltype, and
4024 * object.cc (Object::handle_split_stack_section): New function.
4025 (Sized_relobj::do_layout): Call handle_split_stack_section.
4026 * dynobj.cc (Sized_dynobj::do_layout): Call
4027 handle_split_stack_section.
4028 * reloc.cc (Sized_relobj::relocate_sections): Call
4029 split_stack_adjust for executable sections in split_stack
4030 objects. Pass reloc_map to relocate_section.
4031 (Sized_relobj::split_stack_adjust): New function.
4032 (Sized_relobj::split_stack_adjust_reltype): New function.
4033 (Sized_relobj::find_functions): New function.
4034 * target-reloc.h: Include "object.h".
4035 (relocate_section): Add reloc_symbol_changes parameter. Change
4037 * target.h (class Target): Add calls_non_split method. Declare
4038 do_calls_non_split virtual method. Declare match_view and
4040 * target.cc: Include "elfcpp.h".
4041 (Target::do_calls_non_split): New function.
4042 (Target::match_view): New function.
4043 (Target::set_view_to_nop): New function.
4044 * gold.cc (queue_middle_tasks): Give an error if mixing
4045 split-stack and non-split-stack objects with -r.
4046 * i386.cc (Target_i386::relocate_section): Add
4047 reloc_symbol_changes parameter.
4048 (Target_i386::do_calls_non_split): New function.
4049 * x86_64.cc (Target_x86_64::relocate_section): Add
4050 reloc_symbol_changes parameter.
4051 (Target_x86_64::do_calls_non_split): New function.
4052 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4054 * powerpc.cc (Target_powerpc::relocate_section): Add
4055 reloc_symbol_changes parameter.
4056 * sparc.cc (Target_sparc::relocate_section): Add
4057 reloc_symbol_changes parameter.
4058 * configure.ac: Call AM_CONDITIONAL for the default target.
4059 * configure: Rebuild.
4060 * testsuite/Makefile.am (TEST_AS): New variable.
4061 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4062 (check_DATA): Add split_i386 and split_x86_64 files.
4063 (SPLIT_DEFSYMS): Define.
4064 (split_i386_[1234n].o): New targets.
4065 (split_i386_[124]): New targets.
4066 (split_i386_[1234r].stdout): New targets.
4067 (split_x86_64_[1234n].o): New targets.
4068 (split_x86_64_[124]): New targets.
4069 (split_x86_64_[1234r].stdout): New targets.
4070 (MOSTLYCLEANFILES): Add new executables.
4071 * testsuite/split_i386.sh: New file.
4072 * testsuite/split_x86_64.sh: New file.
4073 * testsuite/split_i386_1.s: New file.
4074 * testsuite/split_i386_2.s: New file.
4075 * testsuite/split_i386_3.s: New file.
4076 * testsuite/split_i386_4.s: New file.
4077 * testsuite/split_i386_n.s: New file.
4078 * testsuite/split_x86_64_1.s: New file.
4079 * testsuite/split_x86_64_2.s: New file.
4080 * testsuite/split_x86_64_3.s: New file.
4081 * testsuite/split_x86_64_4.s: New file.
4082 * testsuite/split_x86_64_n.s: New file.
4083 * testsuite/testfile.cc (Target_test): Update relocation_section
4085 * testsuite/Makefile.in: Rebuild.
4087 2009-10-06 Ian Lance Taylor <iant@google.com>
4089 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4090 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4091 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4092 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4093 the address on ldo_addrs_.
4094 (Target_i386::Relocate::fix_up_ldo): New function.
4096 2009-10-06 Rafael Espindola <espindola@google.com>
4098 * plugin.cc (add_input_library): New.
4099 (Plugin::load): Add add_input_library to tv.
4100 (Plugin_manager::add_input_file): Add the is_lib argument.
4101 (add_input_file): Update call to Plugin_manager::add_input_file.
4102 (add_input_library): New.
4103 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4105 2009-09-30 Doug Kwan <dougkwan@google.com>
4107 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4108 symbol and call Symbol::may_need_copy_reloc to determine if
4109 a copy reloc is needed.
4110 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4111 nocopyreloc is given in command line.
4112 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4113 given in command line.
4114 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4115 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4116 of the removed Target_i386::may_need_copy_reloc.
4117 * options.h (copyreloc): New option with default value false.
4118 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4119 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4120 instead of the removed Target_powerpc::may_need_copy_reloc.
4121 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4122 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4123 instead of the removed Target_sparc::may_need_copy_reloc.
4124 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4125 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4126 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4127 instead of the removed Target_x86_64::may_need_copy_reloc.
4129 2009-09-30 Ian Lance Taylor <iant@google.com>
4131 * object.h (class Object): Remove target_ field, and target,
4132 sized_target, and set_target methods.
4133 (Object::sized_target): Remove.
4134 (class Sized_relobj): Update declarations. Remove sized_target.
4135 * object.cc (Sized_relobj::setup): Remove target parameter.
4137 (Input_objects::add_object): Don't do anything with the target.
4138 (make_elf_sized_object): Add punconfigured parameter. Change all
4139 callers. Set or test parameter target.
4140 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4142 * parameters.cc (Parameters::set_target): Change parameter type to
4144 (Parameters::default_target): Remove.
4145 (set_parameters_target): Change parameter type to be non-const.
4146 (parameters_force_valid_target): New function.
4147 (parameters_clear_target): New function.
4148 * parameters.h (class Parameters): Update declarations. Remove
4149 default_target method. Add sized_target and clear_target
4150 methods. Change target_ to be non-const.
4151 (set_parameters_target): Update declaration.
4152 (parameters_force_valid_target): Declare.
4153 (parameters_clear_target): Declare.
4154 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4155 as NULL if we aren't searching.
4156 (Add_symbols::run): Don't check for compatible target.
4157 * fileread.cc (Input_file::open_binary): Call
4158 parameters_force_valid_target.
4159 * gold.cc (queue_middle_tasks): Likewise.
4160 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4161 set_target on object.
4162 * dynobj.h (class Sized_dynobj): Update declarations.
4163 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4164 make_elf_object returns NULL.
4165 (Archive::include_member): Don't check whether object target is
4167 * output.cc (Output_section::add_input_section): Get target from
4169 (Output_section::relax_input_section): Likewise.
4170 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4172 (Sized_relobj::do_scan_relocs): Likewise.
4173 (Sized_relobj::relocate_sections): Likewise.
4174 * resolve.cc (Symbol_table::resolve): Likewise.
4175 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4176 parameter. Change all callers.
4177 (Symbol_table::add_from_object): Get target from parameters.
4178 (Symbol_table::add_from_relobj): Don't check object target.
4179 (Symbol_table::add_from_dynobj): Likewise.
4180 (Symbol_table::define_special_symbol): Get target from
4182 * symtab.h (class Symbol_table): Update declaration.
4183 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4184 parameter. Change all callers. Clear parameter target.
4185 (Binary_test): Test target here.
4186 * testsuite/object_unittest.cc (gold_testsuite): Remove
4187 target_test_pointer parameter. Change all callers.
4188 (Object_test): Test target here.
4190 2009-09-26 Ian Lance Taylor <iant@google.com>
4192 * testsuite/initpri1.c: Don't try to use constructor priorities if
4193 compiling with gcc before 4.3.
4195 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4197 * testsuite/retain_symbols_file_test.sh (check_present): Change
4198 output file name to retain_symbols_file_test.stdout.
4199 (check_absent): Likewise.
4201 2009-09-18 Craig Silverstein <csilvers@google.com>
4203 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4204 * options.cc: Include <cerrno> and <fstream>.
4205 (General_options::finalize): Parse -retain-symbols-file tag.
4206 * options.h: New flag.
4207 (General_options): New method should_retain_symbol, new
4208 variable symbols_to_retain.
4209 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4210 should_retain_symbol map.
4211 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4212 * testsuite/Makefile.in: Regenerate.
4213 * testsuite/retain_symbols_file_test.sh: New file.
4215 2009-09-18 Nick Clifton <nickc@redhat.com>
4217 * po/es.po: Updated Spanish translation.
4219 2009-09-17 Doug Kwan <dougkwan@google.com>
4221 * debug.h (DEBUG_RELAXATION): New constant.
4222 (DEBUG_ALL): Add DEBUG_RELAXATION.
4223 (debug_string_to_enum): Add relaxation debug option.
4225 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4226 Layout::Relaxation_debug_check::read_sections,
4227 Layout::Relaxation_debug_check::read_sections): New method definitions.
4228 (Layout::Layout): Initialize data members
4229 record_output_section_data_from_scrips_,
4230 script_output_section_data_list_ and relaxation_debug_check_.
4231 (Layout::save_segments, Layout::restore_segments,
4232 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4233 Layout::relaxation_loop_body): New method definitions.
4234 (Layout::finalize): Support relaxation. Move section layout code to
4235 Layout::relaxation_loop_body.
4236 (Layout::set_asection_address_from_script): Move code for orphan
4237 section placement out.
4238 (Layout::place_orphan_sections_in_script): New method definition.
4239 * layout.h (Output_segment_headers, Output_file_header):
4240 New forward class declarations.
4241 (Layout::~Layout): Define.
4242 (Layout::new_output_section_data_from_script): New method definition.
4243 (Layout::place_orphan_sections_in_script): New method declaration.
4244 (Layout::Segment_states): New type declaration.
4245 (Layout::save_segments, Layout::restore_segments,
4246 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4247 Layout::relaxation_loop_body): New method declarations.
4248 (Layout::Output_section_data_list): New type declaration.
4249 (Layout::Relaxation_debug_check): New class definition.
4250 (Layout::record_output_section_data_from_script_,
4251 Layout::script_output_section_data_list_, Layout::segment_states_,
4252 Layout::relaxation_debug_check_): New data members.
4253 * output.cc: (Output_section_headers::do_size): New method definition.
4254 (Output_section_headers::Output_section_headers): Move size
4255 computation to Output_section_headers::do_size.
4256 (Output_segment_headers::do_size): New method definition.
4257 (Output_file_header::Output_file_header): Move size computation to
4258 Output_file_header::do_size and call it.
4259 (Output_file_header::do_size): New method definition.
4260 (Output_data_group::Output_data_group): Adjust call to
4261 Output_section_data.
4262 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4263 (Output_symtab_xindex::do_write): Add array bound check.
4264 (Output_section::Input_section::print_to_mapfile): Handle
4265 RELAXED_INPUT_SECTION_CODE.
4266 (Output_section::Output_section): Initialize data member checkpoint_.
4267 (Output_section::~Output_section): Delete checkpoint object pointed
4269 (Output_section::add_input_section): Always add an Input_section if
4271 (Output_section::add_merge_input_section): Add assert.
4272 (Output_section::relax_input_section): New method definition.
4273 (Output_section::set_final_data_size): Set load address to zero for
4274 an unallocated section.
4275 (Output_section::do_address_and_file_offset_have_reset_values):
4276 New method definition.
4277 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4278 Handle relaxed input section.
4279 (Output_section::sort_attached_input_sections): Checkpoint input
4280 section list lazily.
4281 (Output_section::get_input_sections): Change type of input_sections to
4282 list of Simple_input_section pointers. Checkpoint input section list
4283 lazily. Also handle relaxed input sections.
4284 (Output_section::add_input_section_for_script): Take a reference to
4285 a Simple_input_section object instead of Relobj pointer and section
4286 index as parameter. Handle relaxed input sections.
4287 (Output_section::save_states, Output_section::restore_states): New
4289 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4290 (Output_data::is_data_size_fixed): New method definition.
4291 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4293 (Output_data::address_and_file_offset_have_reset_values): New method
4295 (Output_data::do_address_and_file_offset_have_reset_values): New method
4297 (Output_data::set_data_size): Check that data size is not fixed.
4298 (Output_data::fix_data_size): New method definition.
4299 (Output_data::is_data_size_fixed_): New data member.
4300 (Output_section_headers::set_final_data_size): New method definition.
4301 (Output_section_headers::do_size): New method declaration.
4302 (Output_segment_headers::set_final_data_size): New method definition.
4303 (Output_segment_headers::do_size): New method declaration.
4304 (Output_file_header::set_final_data_size)::New method definition.
4305 (Output_file_header::do_size)::New method declaration.
4306 (Output_section_data::Output_section_data): Add new parameter
4307 is_data_size_fixed and use it to fix data size.
4308 (Output_data_const::Output_data_const): Adjust call to base class
4309 constructor and fix data size.
4310 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4311 base class constructor and fix data size.
4312 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4313 base class constructor and fix data size.
4314 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4315 class constructor and fix data size.
4316 (Output_data_group::set_final_data_size): New method definition.
4317 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4318 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4319 class constructor and fix data size.
4320 (Output_relaxed_input_section): New class definition.
4321 (Output_section::Simple_input_section): New class definition.
4322 (Output_section::get_input_sections): Adjust parameter list.
4323 (Output_section::add_input_section_for_script): Same.
4324 (Output_section::save_states, Output_section::restore_states,
4325 Output_section::do_address_and_file_offset_have_reset_values,
4326 (Output_section::Input_section::Input_section): Handle
4327 RELAXED_INPUT_SECTION_CODE. Add new overload for
4328 Output_relaxed_input_section.
4329 (Output_section::Input_section::is_input_section,
4330 Output_section::Input_section::set_output_section): Handle relaxed
4332 (Output_section::Input_section::is_relaxed_input_section,
4333 Output_section::Input_section::output_section_data,
4334 Output_section::Input_section::relaxed_input_section): New method
4336 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4338 (Output_section::Input_section::u1_): Update comments.
4339 (Output_section::Input_section::u2_): Add new union member poris.
4340 (Output_section::Checkpoint_output_section): New classs definition.
4341 (Output_section::relax_input_section): New method declaration.
4342 (Output_section::checkpoint_): New data member.
4343 (Output_segment): Update comments.
4344 (Output_segment::Output_segment): Un-privatize copy constructor.
4345 (Output_segment::operator=): Un-privatize.
4346 * script-sections.cc (Output_section_element::Input_section_list):
4347 Change element type to Output_section::Simple_input_section.
4348 (Output_section_element_dot_assignment::set_section_addresses):
4349 Register output section data for relaxation clean up.
4350 (Output_data_exression::Output_data_expression): Adjust call to base
4351 constructor to fix data size.
4352 (Output_section_element_data::set_section_addresses): Register
4353 Output_data_expression object for relaxation clean up.
4354 (struct Input_section_info): Replace Relobj pointer and section index
4355 pair with Output_section::Simple_input_section and Convert struct to a
4357 (Input_section_sorter::operator()): Adjust access to
4358 Input_section_info data member to use accessors.
4359 (Output_section_element_input::set_section_addresses): Use layout
4360 parameter. Adjust code to use Output_section::Simple_input_section
4361 and Input_secction_info classes. Register filler for relaxation
4363 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4364 and section index pair with Output_section::Simple_input_section
4365 class. Adjust code accordingly.
4366 (Phdrs_element::release_segment): New method definition.
4367 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4369 (Script_sections::release_segments): New method definition.
4370 * gold/script-sections.h (Script_sections::release_segments): New
4372 * gold/target.h (Target::may_relax, Target::relax,
4373 Target::do_may_relax, Target::do_relax): New method definitions.
4375 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4377 * arm.cc (has_signed_unsigned_overflow): New function.
4378 (Arm_relocate_functions::abs8): New function.
4379 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4380 (Target_arm::Scan::global): Likewise.
4381 (Target_arm::relocate::relocate): Likewise.
4382 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4385 2009-09-16 Cary Coutant <ccoutant@google.com>
4387 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4388 * testsuite/Makefile.in: Regenerate.
4390 2009-09-11 Nick Clifton <nickc@redhat.com>
4392 * po/gold.pot: Updated by the Translation project.
4394 2009-09-08 Cary Coutant <ccoutant@google.com>
4396 * output.cc (Output_file::open): Add execute permission to empty file.
4397 * testsuite/Makefile.am (permission_test): New test.
4398 * testsuite/Makefile.in: Regenerate.
4400 2009-09-02 Ian Lance Taylor <iant@google.com>
4402 * output.cc (Output_file::resize): Call map_no_anonymous rather
4405 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4407 * gold.cc: Include "incremental.h".
4408 (queue_initial_tasks): Call Incremental_checker methods.
4409 * incremental.cc: Include "output.h".
4410 (Incremental_checker::can_incrementally_link_output_file): New
4412 * incremental.h (Incremental_checker): New class.
4414 * output.cc (Output_file::open_for_modification): New method.
4415 (Output_file::map_anonymous): Changed return type to bool. Record
4417 (Output_file::map_no_anonymous): New method, broken out of map.
4418 (Output_file::map): Use map_no_anonymous and map_anonymous.
4419 * output.h (class Output_file): Update declarations.
4421 2009-08-24 Cary Coutant <ccoutant@google.com>
4423 * options.h (Command_line::Pre_options): New class.
4424 (Command_line::pre_options): New member.
4425 * options.cc (gold::options::ready_to_register): New variable.
4426 (One_option::register_option): Do nothing if not registering options.
4427 Assert if same short option registered twice.
4428 (General_options::General_options): Turn off option registration when
4430 (Command_line::Pre_options::Pre_options): New constructor.
4432 2009-08-24 Cary Coutant <ccoutant@google.com>
4434 * options.h (General_options::no_keep_memory): Remove incorrect
4437 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4439 * Makefile.am (am__skiplex, am__skipyacc): New.
4440 * Makefile.in: Regenerate.
4442 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4444 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4445 (INCLUDES): ... this.
4446 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4447 (AM_CPPFLAGS): Renamed from ...
4448 (INCLUDE): ... this.
4449 * Makefile.in, testsuite/Makefile.in: Regenerate.
4451 * Makefile.in: Regenerate.
4452 * aclocal.m4: Likewise.
4453 * config.in: Likewise.
4454 * configure: Likewise.
4455 * testsuite/Makefile.in: Likewise.
4457 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4458 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4459 * Makefile.in: Regenerate.
4460 * testsuite/Makefile.in: Regenerate.
4462 2009-08-19 Cary Coutant <ccoutant@google.com>
4464 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4465 symbols in shared libraries overridden by hidden or internal symbols
4466 in the main program.
4468 2009-08-19 Chris Demetriou <cgd@google.com>
4470 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4471 checking source file names in error messages.
4473 2009-08-18 Doug Kwan <dougkwan@google.com>
4475 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4476 an elcpp::Ehdr as parameter. Adjust call to set_target.
4477 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4478 an elfcpp::Ehdr as parameter.
4479 * object.cc (Object::set_target): Remove the version that looks up
4480 a target and sets it.
4481 (Sized_relobj::setup): Take a Target object instead of
4482 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4483 (make_elf_sized_object): Find target and ask target to
4485 * object.h: (Object::set_target): Remove the version that looks up
4486 a target and sets it.
4487 (Sized_relobj::setup): Take a Target object instead of
4488 an elfcpp:Ehdr as parameter.
4489 * target.cc: Include dynobj.h.
4490 (Target::do_make_elf_object_implementation): New.
4491 (Target::do_make_elf_object): New.
4492 * target.h (Target::make_elf_object): New template declaration.
4493 (Target::do_make_elf_object): New method declarations.
4494 (Target::do_make_elf_object_implementation): New template declaration.
4496 2009-08-14 Ian Lance Taylor <iant@google.com>
4498 * gold.h (FUNCTION_NAME): Define.
4499 (gold_unreachable): Use FUNCTION_NAME.
4501 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4503 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4504 symbol in the --keep-unique list is not found.
4506 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4508 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4509 been maked as --keep-unique.
4510 (Icf::unfold_section): New function.
4511 * icf.h (Icf::unfold_section): New function.
4512 * options.h (General_options::keep_unique): New option.
4513 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4514 * testsuite/Makefile.in: Regenerate.
4515 * testsuite/icf_keep_unique_test.sh: New file.
4516 * testsuite/icf_keep_unique_test.cc: New file.
4518 2009-08-12 Cary Coutant <ccoutant@google.com>
4521 * resolve.cc (Symbol_table::resolve): Check for references from
4522 dynamic objects to hidden and internal symbols.
4523 * testsuite/Makefile.am (hidden_test.sh): New test.
4524 * testsuite/Makefile.in: Regenerate.
4525 * testsuite/hidden_test.sh: New script.
4526 * testsuite/hidden_test_1.c: New test source.
4527 * testsuite/hidden_test_main.c: New test source.
4529 2009-08-11 Doug Kwan <dougkwan@google.com>
4531 * arm.cc: Update comments.
4532 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4533 segment to locate the .ARM.exidx section if present.
4535 2009-08-09 Doug Kwan <dougkwan@google.com>
4537 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4540 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4541 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4544 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4546 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4547 valid tls_segment only for non-debug-section relocations.
4548 * testsuite/Makefile.am: Add gc_tls_test.
4549 * testsuite/Makefile.in: Regenerate.
4550 * testsuite/gc_tls_test.cc: New file.
4551 * testsuite/gc_tls_test.sh: New file.
4553 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4557 * Makefile.am (CCFILES): Add icf.cc.
4559 * Makefile.in: Regenerate.
4560 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4561 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4562 section, symbol and addend information for the relocs.
4563 * gold.cc (queue_middle_tasks): Call identical code folding.
4564 * gold.h: Add defines for multimap.
4565 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4566 to the call of finalize_local_symbols.
4567 * main.cc (main): Create object of class Icf.
4568 * object.cc (Sized_relobj::do_layout): Allow this function to be
4569 called twice during icf.
4570 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4571 to sections marked as identical by icf.
4572 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4574 (Sized_relobj::do_section_entsize): New function.
4575 * object.h (Object::section_entsize): New function.
4576 (Object::do_section_entsize): New pure virtual function.
4577 (Relobj::finalize_local_symbols): Add new parameter.
4578 (Relobj::do_section_entsize): New function.
4579 * options.h (General_options::icf): New option.
4580 (General_options::icf_iterations): New option.
4581 (General_options::print_icf_sections): New option.
4582 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4583 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4584 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4586 * symtab.cc (Symbol_table::is_section_folded): New function.
4587 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4588 to sections marked as identical by icf.
4589 * symtab.h (Symbol_table::set_icf): New function.
4590 (Symbol_table::icf): New function.
4591 (Symbol_table::is_section_folded): New function.
4592 (Symbol_table::icf_): New data member.
4593 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4594 * testsuite/Makefile.am: Add commands to build icf_test.
4595 * testsuite/Makefile.in: Regenerate.
4596 * testsuite/icf_test.sh: New file.
4597 * testsuite/icf_test.cc: New file.
4599 2009-07-24 Chris Demetriou <cgd@google.com>
4601 * layout.cc (is_compressible_debug_section): Fix incorrect
4602 comment about compressed section names.
4604 2009-07-20 Ian Lance Taylor <ian@airs.com>
4607 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4609 2009-07-16 Ian Lance Taylor <iant@google.com>
4612 * layout.h: #include <map>.
4613 (class Kept_section): Change from struct to class. Add accessors
4614 and setters. Add section size to Comdat_group mapping. Change
4615 Comdat_group to std::map. Add is_comdat_ field. Add
4616 linkonce_size field in union.
4617 (class Layout): Update declaration of find_or_add_kept_section.
4618 Don't declare find_kept_object.
4619 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4620 parameter. Add object, shndx, is_comdat, and is_group_name
4621 parameters. Change all callers. Adjust for new Kept_section.
4622 (Layout::find_kept_object): Remove.
4623 * object.cc (Sized_relobj::include_section_group): Update use of
4624 Kept_section. Rename secnum to shndx. Only record
4625 Kept_comdat_section if sections are the same size.
4626 (Sized_relobj::include_linkonce_section): Update use of
4627 Kept_section. Only record Kept_comdat_section if sections are the
4628 same size. Set size of linkonce section.
4629 (Sized_relobj::map_to_kept_section): Update call to
4630 get_kept_comdat_section.
4631 * object.h (class Sized_relobj): Rename fields in
4632 Kept_comdat_section to drop trailing underscores; change object
4633 field to Relobj*. Change Kept_comdat_section_table to store
4634 struct rather than pointer.
4635 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4636 Add kept_object and kept_shndx parameters. Change all callers.
4637 (Sized_relobj::get_kept_comdat_section): Change return type to
4638 bool. Add kept_object and kept_shndx parameters. Change all
4640 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4641 Layout::find_or_add_kept_section.
4643 2009-07-09 Ian Lance Taylor <iant@google.com>
4645 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4646 Reserve space in the hash table.
4648 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4650 * fileread.cc (File_read::get_mtime): New method.
4651 * fileread.h (Timespec): New structure.
4652 (File_read::get_mtime): New method.
4653 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4654 Renamed from timestamp_nsec.
4655 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4657 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4659 (Incremental_inputs::report_archive): Save mtime; style fix.
4660 (Incremental_inputs::report_obejct): Save mtime; style fix.
4661 (Incremental_inputs::report_script): Save mtime; style fix.
4662 (Incremental_inputs::finalize_inputs): Style fix.
4663 (Incremental_inputs::finalize): Style fix.
4664 (Incremental_inputs::create_input_section_data): Store inputs
4666 * incremental.h (Incremental_inputs::report_script): Add mtime
4668 (Incremental_inputs::Input_info::Input_info): Intialize only one
4670 (Incremental_inputs::Input_info::archive): Move to nameless
4672 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4673 (Incremental_inputs::Input_info::script): Move to nameless union.
4674 (Incremental_inputs::mtime): New field.
4675 * script.cc (read_input_script): Pass file mtime to
4677 * script.h (Script_info::inputs): Style fix.
4679 2009-07-01 Ian Lance Taylor <ian@airs.com>
4681 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4684 2009-06-24 Ian Lance Taylor <iant@google.com>
4687 * layout.cc (Layout::choose_output_section): If we find an
4688 existing section, update the flags.
4689 (Layout::create_notes): New function, broken out of
4691 (Layout::finalize): Don't create note sections.
4692 (Layout::create_note): Don't crash if linker script discards
4694 (Layout::create_gold_note): Likewise.
4695 (Layout::create_build_id): Likewise. Don't set
4696 after_input_sections on the section.
4697 (Layout::create_executable_stack_info): Remove target parameter.
4699 * layout.h (class Layout): Declare create_notes. Update
4700 declaration of create_executable_stack_info.
4701 * gold.cc (queue_middle_tasks): Call create_notes.
4702 * output.cc (Output_section::update_flags_for_input_section): Move
4703 here from output.h. If SHF_ALLOC flag is newly set, mark address
4705 * output.h (Output_data::mark_address_invalid): New function.
4706 (class Output_section): Only declare, not define,
4707 update_flags_for_input_section. Remove set_flags.
4709 2009-06-24 Ian Lance Taylor <iant@google.com>
4711 * script-sections.cc (Output_section_definition::
4712 set_section_addresses): Rename shadowing local load_address to
4715 2009-06-24 Ian Lance Taylor <iant@google.com>
4718 * reloc.cc (relocate_sections): Skip empty relocation sections.
4720 2009-06-23 Ian Lance Taylor <iant@google.com>
4723 * layout.cc (Layout::create_note): Use choose_output_section
4724 rather than make_output_section.
4726 2009-06-23 Ian Lance Taylor <iant@google.com>
4729 * options.cc (General_options::parse_V): Set printed_version_.
4730 (General_options::General_options): Initialize printed_version_.
4731 * options.h (class General_options): Add printed_version_ field.
4732 * gold.cc (queue_initial_tasks): If there are no input files,
4733 don't give a fatal error if we printed the version information.
4734 (queue_middle_tasks): If using -r with a shared object, give a
4735 fatal error rather than an ordinary error.
4737 2009-06-23 Ian Lance Taylor <iant@google.com>
4740 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4741 (Layout::make_output_section): Set have_stabstr_section_ if we see
4742 a .stab*str section.
4743 (Layout::finalize): Call link_stabs_sections.
4744 (Layout::link_stabs_sections): New file.
4745 * layout.h (class Layout): Add have_stabstr_section_ field.
4746 Declare link_stabs_sections.
4748 2009-06-23 Doug Kwan <dougkwan@google.com>
4750 * Makefile.am (libgold_a_LIBADD): New.
4751 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4752 * Makefile.in: Regenerate.
4753 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4754 * configure: Regenerate.
4755 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4756 * fileread.cc: Include sys/state.h
4757 * gold.h: Declare memmem and strndup if found missing.
4758 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4760 2009-06-23 Ian Lance Taylor <iant@google.com>
4762 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4763 * configure: Rebuild.
4765 2009-06-23 Ian Lance Taylor <iant@google.com>
4768 * object.cc (Object::section_contents): Don't try to get a view if
4769 the section has length zero.
4770 (Object::handle_gnu_warning_section): If the section is empty, use
4771 the name of the section as the warning.
4773 2009-06-23 Ian Lance Taylor <iant@google.com>
4776 * stringpool.h (class Stringpool_template): Add optimize_ field.
4777 (Stringpool_template::set_optimize): New function.
4778 * stringpool.cc (Stringpool_template::Stringpool_template):
4779 Initialize optimize_ field.
4780 (Stringpool_template::set_string_offsets): Test local optimize
4781 fild rather than parameter.
4782 * layout.cc (Layout::Layout): Call set_optimize on the section
4785 2009-06-22 Ian Lance Taylor <iant@google.com>
4788 * yyscript.y: Parse TARGET.
4789 * script.cc (script_set_target): New function.
4790 * script-c.h (script_set_target): Declare.
4791 * options.cc (General_options::string_to_object_format): Rename
4792 from string_to_object_format in anonymous namespace. Change
4794 * options.h (class General_options): Declare
4795 string_to_object_format.
4797 2009-06-22 Ian Lance Taylor <iant@google.com>
4799 * script-sections.cc (Script_sections::create_segments): Don't put
4800 program headers in a PT_LOAD segment if -n or -N.
4802 2009-06-22 Ian Lance Taylor <iant@google.com>
4805 * options.h (class General_options): Add -z lazy and -z now. Sort
4806 -z options into alphabetical order.
4807 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4809 2009-06-21 Ian Lance Taylor <iant@google.com>
4811 * layout.cc (Layout::make_output_section): Call
4812 Target::new_output_section.
4813 (Layout::attach_allocated_section_to_segment): Put large section
4814 sections in a separate load segment with the large segment flag
4816 (Layout::segment_precedes): Sort large data segments after other
4818 (align_file_offset): New static function.
4819 (Layout::set_segment_offsets): Use align_file_offset.
4820 * output.h (class Output_section): Add is_small_section_ and
4821 is_large_section_ fields.
4822 (Output_section::is_small_section): New function.
4823 (Output_section::set_is_small_section): New function.
4824 (Output_section::is_large_section): New function.
4825 (Output_section::set_is_large_section): New function.
4826 (Output_section::is_large_data_section): New function.
4827 (class Output_segment): Add is_large_data_segment_ field.
4828 (Output_segment::is_large_data_segment): New function.
4829 (Output_segment::set_is_large_data_segment): New function.
4830 * output.cc (Output_section::Output_section): Initialize new
4832 (Output_segment::Output_segment): Likewise.
4833 (Output_segment::add_output_section): Add assertion that large
4834 data sections always go in large data segments. Force small data
4835 sections to the end of the list of data sections. Force small BSS
4836 sections to the start of the list of BSS sections. For large BSS
4837 sections to the end of the list of BSS sections.
4838 * symtab.h (class Symbol): Declare is_common_shndx.
4839 (Symbol::is_defined): Check Symbol::is_common_shndx.
4840 (Symbol::is_common): Likewise.
4841 (class Symbol_table): Define enum Commons_section_type. Update
4842 declarations. Add small_commons_ and large_commons_ fields.
4843 * symtab.cc (Symbol::is_common_shndx): New function.
4844 (Symbol_table::Symbol_table): Initialize new fields.
4845 (Symbol_table::add_from_object): Put small and large common
4846 symbols in the right list.
4847 (Symbol_table::sized_finalized_symbol): Check
4848 Symbol::is_common_shndx.
4849 (Symbol_table::sized_write_globals): Likewise.
4850 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4851 common symbol lists. Don't call do_allocate_commons_list if the
4853 (Symbol_table::do_allocate_commons_list): Remove is_tls
4854 parameter. Add comons_section_type parameter. Change all
4855 callers. Handle small and large common symbols.
4856 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4857 Symbol::is_common_shndx.
4858 * resolve.cc (symbol_to_bits): Likewise.
4859 * target.h (Target::small_common_shndx): New function.
4860 (Target::small_common_section_flags): New function.
4861 (Target::large_common_shndx): New function.
4862 (Target::large_common_section_flags): New function.
4863 (Target::new_output_section): New function.
4864 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4865 small_common_section_flags, and large_common_section_flags
4867 (Target::do_new_output_section): New virtual function.
4868 * arm.cc (Target_arm::arm_info): Initialize new fields.
4869 * i386.cc (Target_i386::i386_info): Likewise.
4870 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4872 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4873 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4874 (Target_x86_64::do_new_output_section): New function.
4875 * configure.ac: Define conditional MCMODEL_MEDIUM.
4876 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4877 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4878 (large_LDFLAGS): Define.
4879 * testsuite/large.c: New file.
4880 * testsuite/testfile.cc (Target_test::test_target_info):
4881 Initialize new fields.
4882 * configure, testsuite/Makefile.in: Rebuild.
4884 2009-06-05 Doug Kwan <dougkwan@google.com>
4886 * Makefile.am (CCFILES): Add target.cc.
4887 * Makefile.in: Regenerate.
4888 * i386.cc (class Target_i386): Define new virtual method to
4889 override do_is_local_label_name in parent.
4890 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4891 local symbols if --discard-locals or -X is given.
4892 * options.h (class General_options): Declare new options
4893 '--discard-locals' and '-X' for discarding locals.
4894 * target.h (class Target): Define new methods is_local_label_name.
4895 Declare new virtual method do_is_local_label_name.
4896 * target.cc: New file.
4897 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4898 (check_SCRIPTS): Add discard_locals_test.sh.
4899 (check_DATA): Add discard_local_tests.syms.
4900 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4901 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4902 * testsuite/Makefile.in: Regenerate.
4903 * testsuite/discard_locals_test.c: New file.
4904 * testsuite/discard_locals_test.sh: Same.
4906 2009-06-05 Doug Kwan <dougkwan@google.com>
4908 * object.cc (Sized_relobj::Sized_relobj): Initialize
4909 discarded_eh_frame_shndx_ to -1U.
4910 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4912 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4913 a discarded .eh_frame section.
4914 (Sized_relobj::do_finalize_local_symbols): Ditto.
4915 * object.h (class Sized_relobj): Declare new member
4916 discarded_eh_frame_shndx_.
4917 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4918 (local_labels_test.o, local_labels_test): New rules.
4919 * testsuite/Makefile.in: Regenerate.
4921 2009-06-04 Doug Kwan <dougkwan@google.com>
4923 * layout.cc (Layout::section_name_mapping): Add mapping for
4924 special ARM sections.
4926 2009-06-03 Doug Kwan <dougkwan@google.com>
4928 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4929 (utils::has_overflow): Same.
4931 2009-06-03 Ian Lance Taylor <iant@google.com>
4933 * layout.cc (Layout::section_name_mapping): New array, replacing
4934 Layout::linkonce_mapping.
4935 (Layout::section_name_mapping_count): New variable, replacing
4936 Layout::linkonce_mapping_count.
4937 (Layout::linkonce_output_name): Remove.
4938 (Layout::output_section_name): Rewrite.
4939 * layout.h (class Layout): Rename Linkonce_mapping to
4940 Section_name_mapping, linkonce_mapping to section_name_mapping,
4941 linkonce_mapping_count to section_name_mapping_count. Don't
4942 declare linkonce_output_name.
4944 2009-06-03 Doug Kwan <dougkwan@google.com>
4946 * gold/arm.cc (namespace utils): New.
4947 (Target_arm::reloc_is_non_pic): Define new method.
4948 (class Arm_relocate_functions): New.
4949 (Target_arm::Relocate::relocate): Handle relocation types used by
4952 2009-06-03 Ian Lance Taylor <iant@google.com>
4954 * arm.cc (Target_arm::scan::global): Use || instead of |.
4956 2009-06-02 Doug Kwan <dougkwan@google.com>
4958 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4959 issued_non_pic_error_.
4960 (class Target_arm::Scan): Declare new method check_non_pic.
4961 Define new method symbol_needs_plt_entry.
4962 Declare new data member issued_non_pic_error_.
4963 (class Target_arm::Relocate): Declare new method
4964 should_apply_static_reloc.
4965 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4966 (Target_arm::Scan::check_non_pic): Define new method.
4967 (Target_arm::Scan::local): Handle a small subset of reloc types used
4969 (Target_arm::Scan::local): Same.
4970 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4972 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4974 * incremental.cc (Incremental_inputs::report_command_line): Filter
4975 out --incremental-* options.
4977 2009-05-29 Doug Kwan <dougkwan@google.com>
4979 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4981 (class Target_arm): Update comment.
4982 (Target_arm::Target_arm): Initialize new data members GOT_,
4983 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4984 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4985 and Target_arm::rel_dyn_section.
4986 Declare new_enum Target_arm::Got_type.
4987 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4989 Update commments for member do_dynsym_value.
4990 (Target_arm::got_size, Target_arm::plt_section,
4991 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4992 new methods inside class defintion.
4993 (Target_arm::got_section): Define new method.
4994 (Target_arm::rel_dyn_section): Same.
4995 (Output_data_plt_arm): New template class.
4996 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4997 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4998 (Output_data_plt_arm::add_entry): Same.
4999 (Output_data_plt_arm::first_plt_entry): Define new
5000 static data member for PLT instruction template.
5001 (Output_data_plt_arm::plt_entry): Same.
5002 (Output_data_plt_arm::do_write): Define new method.
5003 (Target_arm::make_plt_entry): Same.
5004 (Target_arm::do_finalize_sections): Same.
5005 (Target_arm::do_dynsym_value): Same.
5007 2009-05-28 Doug Kwan <dougkwan@google.com>
5009 * Makefile.am (TARGETSOURCES): Add arm.cc.
5010 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5011 * Makefile.in: Regenerate.
5013 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5015 2009-05-26 Doug Kwan <dougkwan@google.com>
5017 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5018 (General_options::check_excluded_libs): Strip off directories in
5019 archive name before matching like GNU ld does.
5020 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5021 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5022 (exclude_libs_test_LDFLAGS): Add linker option
5023 -Wl,--exclude-libs,libexclude_libs_test_3
5024 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5025 an explicit archive without using -l.
5026 (alt/libexclude_libs_test_3.a): New make rule.
5027 * testsuite/Makefile.in: Regenerate.
5028 * testsuite/exclude_libs_test.c : Declare lib3_default().
5030 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5031 * exclude_libs_test_3.c: New file.
5033 2009-05-26 Nick Clifton <nickc@redhat.com>
5035 * po/id.po: New Indonesian translation.
5036 * po/gold.pot: Updated template file.
5038 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5040 * testsuite/Makefile.am: Add -ffunction-sections to compile
5041 gc_comdat_test files. Add -Wl,--gc-sections to build
5043 * testsuite/Makefile.in: Regenerate.
5044 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5046 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5048 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5049 kept comdat section was garbage collected.
5050 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5051 * testsuite/Makefile.in: Regenerate.
5052 * testsuite/gc_comdat_test.sh: New file.
5053 * testsuite/gc_comdat_test_1.cc: New file.
5054 * testsuite/gc_comdat_test_2.cc: New file.
5056 2009-05-19 Doug Kwan <dougkwan@google.com>
5058 * archive.cc (Archive::Archive): Move constructor from archive.h
5059 to here. Initialize no_export_.
5060 (Archive::get_elf_object_for_member): Set no_export flag of object.
5061 * archive.h (Archive::Archive): Move constructor body to
5063 (Archive::no_export): New method.
5064 (Archive::no_export_): New field.
5065 * object.h (Object::Object): Initialize no_export_ to false.
5066 (Object::no_export, Object::set_no_export): New methods.
5067 (Object::no_export_): New field.
5068 * options.cc (General_options::parse_exclude_libs): New method.
5069 (General_options::check_excluded_libs) Same.
5070 * options.h (exclude_libs): New option.
5071 (General_options::check_excluded_libs): New method declaration.
5072 (General_options::excluded_libs_): New field.
5073 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5074 default or protected visibility if an object has no-export flag set.
5075 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5076 (check_SCRIPTS): Add exclude_libs_test.sh.
5077 (check_DATA): Add exclude_libs_test.syms.
5078 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5079 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5080 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5081 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5082 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5083 libexclude_libs_test_2.a): New rules.
5084 * testsuite/Makefile.in: Regenerate.
5085 * testsuite/exclude_libs_test.c: New file.
5086 * testsuite/exclude_libs_test.sh: Ditto.
5087 * testsuite/exclude_libs_test_1.c: Ditto.
5088 * testsuite/exclude_libs_test_2.c: Ditto.
5090 2009-05-15 Ian Lance Taylor <iant@google.com>
5092 * configure.ac: Check for declarations for cases where libiberty.h
5093 checks HAVE_DECL_xxx.
5094 * configure, config.in: Rebuild.
5096 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5098 * gold.h (Incremental_argument_list): Remove (invalid) forward
5100 * incremental.cc (Incremental_inputs::report_achive): New method.
5101 (Incremental_inputs::report_object): New method.
5102 (Incremental_inputs::report_script): New method.
5103 (Incremental_inputs::finalize_inputs): New method.
5104 (Incremental_inputs::finalize): Call finalize_inputs().
5105 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5106 Create inputs entries.
5107 * incremental.h (Incremental_input_type): New enum.
5108 (Incremental_inputs::Incremental_input): Initialize new fields.
5109 (Incremental_inputs::report_inputs): New method.
5110 (Incremental_inputs::report_achive): New method.
5111 (Incremental_inputs::report_object): New method.
5112 (Incremental_inputs::report_script): New method.
5113 (Incremental_inputs::finalize_inputs): New method.
5114 (Incremental_inputs::Input_info): New struct.
5115 (Incremental_inputs::Input_info_map): New typedef.
5116 (Incremental_inputs::lock_): New field.
5117 (Incremental_inputs::Inputs_): New field.
5118 (Incremental_inputs::Inputs_map): New field.
5119 * main.cc (main): Call Incremental_input::report_inputs.
5120 * options.h (Input_argument_list): Typedef moved from
5122 (Input_file_group::Files): Remove, use ::Input_argument_list.
5123 (Input_file_group::Input_argument_list): Remove, use
5124 ::Input_argument_list.
5125 * plugin.cc (Plugin_manager::add_input_file): Add error in
5127 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5129 * script.cc (read_input_script): Call
5130 Incremental_input::report_script.
5131 * script.h (Script_info): New class.
5133 2009-04-27 Ian Lance Taylor <iant@google.com>
5135 * x86_64.cc (do_adjust_output_section): Set entsize to
5138 2009-04-23 Elliott Hughes <enh@google.com>
5140 * output.cc (Output_file::close): After short writes, continue
5141 writing from the correct offset in the buffer being written.
5143 2009-04-23 Chris Demetriou <cgd@google.com>
5145 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5146 * configure: Regenerate.
5147 * config.in: Regenerate.
5148 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5149 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5151 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5153 * incremental.cc (Incremental_inputs_header_data): Renamed from
5154 Incremental_input_header_data.
5155 (Incremental_inputs_header_data::data_size): New field.
5156 (Incremental_inputs_header_data::put_input_file_count): Renamed
5157 from input_file_count.
5158 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5159 from command_line_offset.
5160 (Incremental_inputs_header_data::put_reserved): Renamed from
5162 (Incremental_inputs_entry_data): Renamed from
5163 Incremental_input_entry_data.
5164 (Incremental_inputs_entry_data::data_size): New field.
5165 (Incremental_inputs::report_command_line): New method.
5166 (Incremental_inputs::finalize): New method.
5167 (Incremental_inputs::create_incremental_inputs_data): New method.
5168 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5169 * incremental.h: New file.
5170 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5171 (Layout::finalize): Create incremental inputs section in
5173 (Layout::create_incremental_info_sections): New method.
5174 * layout.h (Layout::incremental_inputs): New method.
5175 (Layout::create_incremental_info_sections): New method.
5176 (Layout::incremental_inputs_): New field.
5177 * main.cc (main): Notify Incremental_input of the command line.
5179 2009-04-01 Ian Lance Taylor <iant@google.com>
5180 Mikolaj Zalewski <mikolajz@google.com>
5182 * gold.h (reserve_unordered_map): Define, three versions, one for
5183 each version of Unordered_map.
5184 * layout.cc (Layout::Layout): Remove options parameter. Add
5185 number_of_input_files parameter. Don't initialize options_.
5186 Initialize number_of_input_files_ and resized_signatures_. Move
5187 sections_are_attached_.
5188 (Layout::layout_group): Reserve space for group_signatures_.
5189 (Layout::find_or_add_kept_section): Change name parameter to be a
5190 reference. Resize signatures_ map when it gets large enough.
5191 (Layout::layout_eh_frame): Use parameters->options() instead of
5193 (Layout::make_output_section): Likewise.
5194 (Layout::attach_allocated_section_to_segment): Likewise.
5195 (Layout::finalize, Layout::create_executable_stack): Likewise.
5196 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5197 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5198 * layout.h (class Layout): Update declarations. Remove options_
5199 field. Add number_of_input_files_ and resized_signatures_
5200 fields. Move sections_are_attached_ field.
5201 * main.cc (main): Pass number of input files to Layout
5202 constructor. Don't pass options.
5204 2009-03-30 Ian Lance Taylor <iant@google.com>
5206 * ffsll.c (ffsll): Correct implementation.
5208 2009-03-27 Ian Lance Taylor <iant@google.com>
5210 * ffsll.c: New file.
5211 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5212 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5213 * ftruncate.c (ftruncate): Declare before definition.
5214 * mremap.c (mremap): Likewise.
5215 * pread.c (pread): Likewise.
5216 * configure, Makefile.in, config.in: Rebuild.
5218 * mremap.c: New file.
5219 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5220 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5221 (mremap): Declare if HAVE_MREMAP is not defined.
5222 * configure, Makefile.in, config.in: Rebuild.
5224 2009-03-27 Cary Coutant <ccoutant@google.com>
5226 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5227 position independent.
5228 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5229 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5231 2009-03-24 Cary Coutant <ccoutant@google.com>
5233 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5235 (needs_dynamic_reloc): Likewise.
5237 2009-03-24 Ian Lance Taylor <iant@google.com>
5239 * yyscript.y (file_cmd): Recognize EXTERN.
5240 (extern_name_list, extern_name_list_body): New nonterminals.
5241 * script.cc (script_add_extern): Define.
5242 * script-c.h (script_add_extern): Declare.
5244 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5246 * object.cc (is_elf_object): Define.
5247 * object.h (is_elf_object): Declare.
5248 * archive.cc (Archive::get_elf_object_for_member): Call
5250 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5252 2009-03-24 Elliott Hughes <enh@google.com>
5254 * output.cc (Output_file::map_anonymous): Define.
5255 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5256 try an anonymous one. Report the size if the mmap fails.
5257 * output.h (class Output_file): Declare map_anonymous.
5259 2009-03-24 Ian Lance Taylor <iant@google.com>
5261 * target-select.cc (instantiate_target): Don't acquire the lock if
5262 the instantiated_target_ field has already been set.
5264 2009-03-23 Ian Lance Taylor <iant@google.com>
5266 * gold-threads.h (class Initialize_lock): Define.
5267 * gold-threads.cc (class Initialize_lock_once): Define.
5268 (initialize_lock_control): New static variable.
5269 (initialize_lock_pointer): New static variable.
5270 (initialize_lock_once): New static function.
5271 (Initialize_lock::Initialize_lock): Define.
5272 (Initialize_lock::initialize): Define.
5273 * target-select.h: Include "gold-threads.h".
5274 (class Target_selector): Add lock_ and initialize_lock_ fields.
5275 Don't define instantiate_target, just declare it.
5276 * target-select.cc (Target_selector::Target_selector): Initialize
5278 (Target_selector::instantiate_target): Define.
5279 * descriptors.h: Include "gold-threads.h".
5280 (class Descriptors): Add initialize_lock_ field.
5281 * descriptors.cc (Descriptors::Descriptors): Initialize new
5283 (Descriptors::open): Use initialize_lock_ field
5284 * errors.h (class Errors): Add initialize_lock_ field.
5285 * errors.cc (Errors::Errors): Initialize new field.
5286 (Errors::initialize_lock): Use initialize_lock_ field.
5287 * powerpc.cc (class Target_selector_powerpc): Remove
5288 instantiated_target_ field. In do_recognize call
5289 instantiate_target rather than do_instantiate_target. In
5290 do_instantiate_target just allocate a new target.
5291 * sparc.cc (class Target_selector_sparc): Likewise.
5293 * freebsd.h: New file.
5294 * i386.cc: Include "freebsd.h".
5295 (Target_i386): Derive from Target_freebsd rather than
5297 (Target_selector_i386): Derive from Target_selector_freebsd rather
5298 than Target_selector.
5299 * x86_64.cc: Include "freebsd.h".
5300 (Target_x86_64): Derive from Target_freebsd rather than
5302 (Target_selector_x86_64): Derive from Target_selector_freebsd
5303 rather than Target_selector.
5304 * target.h (class Target): Add adjust_elf_header and
5305 do_adjust_elf_header.
5306 * output.cc (Output_file_header:: do_sized_write): Call target
5307 adjust_elf_header routine.
5308 * configure.tgt: Set targ_osabi.
5309 * configure.ac: Define GOLD_DEFAULT_OSABI.
5310 * parameters.cc (Parameters::default_target): Pass
5311 GOLD_DEFAULT_OSABI to select_target.
5312 * target-select.h (class Target_selector): Make instantiate_target
5313 protected rather than private.
5314 * Makefile.am (HFILES): Add freebsd.h.
5315 * configure, Makefile.in, config.in: Rebuild.
5317 * merge.cc (do_add_input_section): Correct pend value. Change
5318 message about last entry not being null terminated from error to
5321 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5323 * incremental.cc: New file.
5324 * Makefile.am (CCFILES): Add incremental.cc.
5325 * Makefile.in: Rebuild.
5327 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5329 * layout.cc (Layout::output_section_name): Preserve names
5330 of '.note.' sections.
5332 2009-03-19 Ian Lance Taylor <iant@google.com>
5334 * descriptors.cc (Descriptors::open): Check that the options are
5335 valid before using them.
5337 2009-03-18 Ian Lance Taylor <iant@google.com>
5339 * script-sections.h: Include <list>.
5340 (class Script_sections): Change Sections_elements from std::vector
5341 to std::list. Typedef public Elements_iterator. Add
5342 orphan_section_placement_, data_segment_align_start_, and
5343 saw_data_segment_align_ fields. Remove data_segment_align_index_
5345 * script-sections.cc (class Orphan_section_placement): New class.
5346 (class Sections_element): Add virtual functions is_relro and
5347 orphan_section_init. Remove virtual function place_orphan_here.
5348 (class Output_section_definition): Add is_relro and
5349 orphan_section_init. Remove place_orphan_here.
5350 (class Orphan_output_section): Likewise.
5351 (Script_sections::Script_sections): Update for field changes.
5352 (Script_sections::data_segment_align): Set saw_data_segment_align_
5353 and data_segment_align_start_, not data_segment_align_index.
5354 (Script_sections::data_segment_relro_end): Check
5355 saw_data_segment_align_. Use data_segment_align_start_ rather
5356 than data_segment_align_index_.
5357 (Script_sections::place_orphan): Rewrite to use
5358 Orphan_section_placement.
5360 2009-03-17 Ian Lance Taylor <iant@google.com>
5362 * archive.cc (Archive::add_symbols): Check for a version attached
5363 to the symbol name in the archive map.
5364 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5365 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5366 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5367 (ver_test_11.a): New target.
5368 * testsuite/Makefile.in: Rebuild.
5370 * configure.ac: Check for chsize and posix_fallocate. Replace
5372 * ftruncate.c: New file, from gnulib.
5373 * output.cc (posix_fallocate): Define dummy version if not
5374 HAVE_POSIX_FALLOCATE.
5375 (Output_file::map): Call posix_fallocate rather than lseek and
5377 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5378 * configure, Makefile.in, config.in: Rebuild.
5380 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5382 * layout.h (Layout::create_note): Add section_name parameter.
5383 * layout.cc (Layout::create_note): Likewise.
5384 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5386 2009-03-17 Ian Lance Taylor <iant@google.com>
5388 * descriptors.cc: Include "options.h".
5389 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5390 (Descriptors::open): Always use O_CLOEXEC when opening a new
5391 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5392 then set FD_CLOEXEC.
5394 * sparc.cc (class Target_sparc): Add has_got_section.
5395 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5396 make sure we have a GOT section.
5398 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5399 (Target_sparc::Scan::local): Likewise.
5400 (Target_sparc::Scan::global): Likewise.
5401 (Target_sparc::Relocate::relocate): Likewise.
5402 (Target_sparc::Relocate::relocate_tls): Likewise.
5404 * symtab.cc (Symbol_table::define_default_version): New function,
5405 broken out of add_from_object.
5406 (Symbol_table::add_from_object): Call define_default_version.
5407 (Symbol_table::define_special_symbol): Add resolve_oldsym
5408 parameter. Change all callers. If the version for a symbol comes
5409 from a version script, resolve it with the symbol with the same
5410 name with no version. Also add the symbol without a version if
5412 (do_define_in_output_data): If resolving with oldsym, don't delete
5414 (do_define_in_output_segment): Likewise.
5415 (do_define_as_constant): Likewise.
5416 * symtab.h (class Symbol_table): Update declarations.
5418 2009-03-13 Ian Lance Taylor <iant@google.com>
5420 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5421 (Read_symbols::requeue): New function.
5422 (Read_symbols::do_read_symbols): If make_elf_object fails because
5423 the target type is not configured, and the file was searched for,
5424 issue a warning and retry with the next directory.
5425 (Add_symbols::run): If the file has an incompatible format, and
5426 it was searched for, requeue the Read_symbols task. On error,
5428 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5429 dirindex parameter to constructor. Change all callers. Declare
5430 incompatible_warning and requeue.
5431 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5432 input_argument_ and input_group_ fields. Add them to
5433 constructor. Change all callers.
5434 (class Read_script): Add dirindex_ field. Add it to constructor.
5436 * archive.cc (Archive::setup): Remove input_objects parameter.
5438 (Archive::get_file_and_offset): Likewise.
5439 (Archive::read_all_symbols): Likewise.
5440 (Archive::read_symbols): Likewise.
5441 (Archive::get_elf_object_for_member): Remove input_objects
5442 parameter. Add punconfigured parameter. Change all callers.
5443 (Archive::add_symbols): Change return type to bool. Check return
5444 value of include_member.
5445 (Archive::include_all_members): Likewise.
5446 (Archive::include_member): Change return type to bool. Return
5447 false if first included object has incompatible target. Set
5448 included_member_ field.
5449 (Add_archive_symbols::run): If add_symbols returns false, requeue
5451 * archive.h (class Archive): Add included_member_ field.
5452 Initialize it in constructor. Add input_file and searched_for
5453 methods. Update declarations.
5454 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5455 input_argument_ fields. Add them to constructor. Change all
5457 * script.cc: Include "target-select.h".
5458 (class Parser_closure): Add skip_on_incompatible_target_ and
5459 found_incompatible_target_ fields. Add
5460 skip_on_incompatible_target parameter to constructor. Change all
5461 callers. Add methods skip_on_incompatible_target,
5462 clear_skip_on_incompatible_target, found_incompatible_target, and
5463 set_found_incompatible_target.
5464 (read_input_script): Add dirindex parameter. Change all callers.
5465 If parser finds an incompatible target, requeue Read_symbols
5467 (script_set_symbol): Clear skip_on_incompatible_target in
5469 (script_add_assertion, script_parse_option): Likewise.
5470 (script_start_sections, script_add_phdr): Likewise.
5471 (script_check_output_format): New function.
5472 * script.h (read_input_script): Update declaration.
5473 * script-c.h (script_check_output_format): Declare.
5474 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5475 (ignore_cmd): Remove OUTPUT_FORMAT.
5476 * fileread.cc (Input_file::Input_file): Add explicit this.
5477 (Input_file::will_search_for): New function.
5478 (Input_file::open): Add pindex parameter. Change all callers.
5479 * fileread.h (class Input_file): Add input_file_argument method.
5480 Declare will_search_for. Update declarations.
5481 * object.cc (make_elf_object): Add punconfigured parameter.
5483 * object.h (class Object): Make input_file public. Add
5484 searched_for method.
5485 (make_elf_object): Update declaration.
5486 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5488 * dirsearch.h (class Dirsearch): Update declaration.
5489 * options.h (class General_options): Add --warn-search-mismatch.
5490 * parameters.cc (Parameters::is_compatible_target): New function.
5491 * parameters.h (class Parameters): Declare is_compatible_target.
5492 * workqueue.cc (Workqueue::add_blocker): New function.
5493 * workqueue.h (class Workqueue): Declare add_blocker.
5495 * fileread.cc (Input_file::open): Remove options parameter.
5497 (Input_file::open_binary): Likewise.
5498 * script.cc (read_input_script): Likewise.
5499 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5500 options parameter from constructor. Change all callers.
5501 (class Read_script): Likewise.
5502 * fileread.h (class Input_file): Update declarations.
5503 * script.h (read_input_script): Update declaration.
5505 2009-03-10 Nick Clifton <nickc@redhat.com>
5507 * po/es.po: New Spanish translation.
5509 2009-03-06 Cary Coutant <ccoutant@google.com>
5511 * options.cc (parse_short_option): Keep dash_z from registering itself.
5513 2009-03-03 Ian Lance Taylor <iant@google.com>
5516 * target-reloc.h (relocate_section): Pass output_section to
5518 * i386.cc (Target_i386::should_apply_static_reloc): Add
5519 output_section parameter. Change all callers.
5520 (Target_i386::Relocate::relocate): Add output_section parameter.
5521 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5522 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5523 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5524 * testsuite/two_file_shared.sh: New script.
5525 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5526 (check_DATA): Add two_file_shared.dbg.
5527 (two_file_shared.dbg): New target.
5528 * testsuite/Makefile.in: Rebuild.
5530 2009-03-01 Ian Lance Taylor <iant@google.com>
5532 * configure.ac: Check for byteswap.h.
5533 * configure: Rebuild.
5534 * config.in: Rebuild.
5536 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5538 * layout.cc (Layout::find_or_add_kept_section): New function.
5539 (Layout::add_comdat): Removed.
5540 * layout.h (struct Kept_section): Move out of class Layout.
5541 Remove trailing underscores from field names. Add group_sections
5542 field. Rename group_ field to is_group. Change all uses.
5543 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5544 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5545 comdat_groups_ field.
5546 (Sized_relobj::include_section_group): Use
5547 find_or_add_kept_section and Kept_section::group_sections.
5548 (Sized_relobj::include_linkonce_section): Likewise.
5549 * object.cc (class Sized_relobj): Don't define Comdat_group or
5550 Comdat_group_table. Remove find_comdat_group and
5551 add_comdat_group. Remove comdat_groups_ field.
5552 * plugin.cc (include_comdat_group): Use
5553 Layout::find_or_add_kept_section.
5555 2009-02-28 Ian Lance Taylor <iant@google.com>
5557 * README: --gc-sections and map files are now supported. Document
5558 some build requirements.
5561 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5562 relocatable link set the value of the section symbol to zero.
5563 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5564 relocatable link don't include the section address in the local
5567 2009-02-27 Ian Lance Taylor <iant@google.com>
5570 * options.h (class Search_directory): Add is_system_directory.
5571 (class General_options): Declare is_in_system_directory.
5572 * options.cc (get_relative_sysroot): Make static.
5573 (get_default_sysroot): Make static.
5574 (General_optoins::is_in_system_directory): New function.
5575 * fileread.cc (Input_file::is_in_system_directory): New function.
5576 * fileread.h (class Input_file): Declare is_in_system_directory.
5577 * object.h (class Object): Add is_in_system_directory.
5578 (class Input_objects): Remove system_library_directory_ field.
5579 * object.cc (Input_objects::add_object): Don't set
5580 system_library_directory_.
5581 (input_objects::found_in_system_library_directory): Remove.
5582 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5583 parameter. Change all callers.
5584 (Symbol_table::sized_write_globals): Likewise.
5585 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5586 Call Object::is_in_system_directory.
5587 * symtab.h (class Symbol_table): Update declarations.
5590 * descriptors.h (Open_descriptor): Add is_on_stack field.
5591 * descriptors.cc (Descriptors::open): If the descriptor is on the
5592 top of the stack, remove it. Initialize is_on_stack field.
5593 (Descriptors::release): Only add pod to stack if it is not on the
5595 (Descriptors::close_some_descriptor): Clear stack_next and
5599 * output.cc (Output_section::find_starting_output_address): Rename
5600 from starting_output_address; add PADDR parameter; change return
5602 * output.h (class Output_section): Declare
5603 find_starting_output_address instead of starting_output_address.
5604 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5605 section symbol for which we can't find a merge section.
5608 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5609 hidden or internal, force the symbol to be local.
5610 * resolve.cc (Symbol::override_visibility): Define.
5611 (Symbol::override_base): Use override_visibility.
5612 (Symbol_table::resolve): Likewise.
5613 (Symbol::override_base_with_special): Likewise.
5614 (Symbol_table::override_with_special): If the visibility is hidden
5615 or internal, force the symbol to be local.
5616 * symtab.h (class Symbol): Add set_visibility and
5617 override_visibility.
5618 * testsuite/ver_test_1.sh: New file.
5619 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5620 (check_DATA): Add ver_test_1.syms.
5621 (ver_test_1.syms): New target.
5622 * testsuite/Makefile.in: Rebuild.
5624 2009-02-25 Cary Coutant <ccoutant@google.com>
5626 * layout.cc (Layout::choose_output_section): Don't rename sections
5627 when using a linker script that has a SECTIONS clause.
5628 * Makefile.in: Regenerate.
5630 * testsuite/Makefile.am (script_test_5.sh): New test case.
5631 * testsuite/Makefile.in: Regenerate.
5632 * testsuite/script_test_5.cc: New file.
5633 * testsuite/script_test_5.sh: New file.
5634 * testsuite/script_test_5.t: New file.
5636 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5638 * archive.cc (Archive::include_member): Update calls to add_symbols.
5639 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5640 the Layout argument.
5641 * dynobj.h (do_add_symbols): Add the Layout argument.
5642 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5644 * object.h (Object::add_symbols): Add the Layout argument.
5645 (Object::do_add_symbols): Add the Layout argument.
5646 (Sized_relobj::do_add_symbols): Add the Layout argument.
5647 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5648 Unify the two versions.
5649 (Add_plugin_symbols): Remove.
5650 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5651 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5652 (Add_plugin_symbols): Remove.
5653 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5654 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5655 (Add_symbols::run): Make it work with Pulginobj.
5657 2009-02-06 Ian Lance Taylor <iant@google.com>
5659 * object.cc (Sized_relobj::do_layout): Make info message start
5660 with lower case letter.
5662 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5664 * binary.cc: Fix file comment.
5666 * options.h (enum Incremental_disposition): Define.
5667 (class General_options): Add new options: --incremental,
5668 --incremental_changed, --incremental_unchanged,
5669 --incremental_unknown. Add incremental_disposition_ and
5670 implicit_incremental_ fields.
5671 (General_options::incremental_disposition): New function.
5672 (class Position_dependent_options): Add incremental_disposition
5674 (Position_dependent_options::copy_from_options): Set incremental
5676 * options.cc (General_options::parse_incremental_changed): New
5678 (General_options::parse_incremental_unchanged): New function.
5679 (General_options::parse_incremental_unknown): New function.
5680 (General_options::General_options): Initialize new fields
5681 incremental_disposition_ and implicit_incremental_.
5682 (General_options::finalize): Check for uasge of --incremental-*
5683 without --incremental.
5685 2009-02-06 Chris Demetriou <cgd@google.com>
5687 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5688 pointer and to report location as the file name associated with
5690 (gold_undefined_symbol_at_location): New function to replace the
5691 old gold_undefined_symbol functionality.
5692 * target-reloc.h (relocate_section): Update to use
5693 gold_undefined_symbol_at_location.
5694 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5695 Call gold_undefined_symbol function rather than gold_error.
5696 * errors.h (Errors::undefined_symbol): Take location as a
5697 string, rather than calculating it from a relocation.
5698 * errors.cc (Errors::fatal): Print "fatal error:" before the
5700 (Errors::error, Errors::error_at_location): Print "error: "
5701 before the formatted message.
5702 (Errors::undefined_symbol): Take location as a string, rather
5703 than calculating it from a relocation.
5704 (gold_undefined_symbol_at_location): New function akin to
5705 old gold_undefined_symbol, calculates location from relocation.
5706 (gold_undefined_symbol): Change to take only a Symbol pointer
5707 and to report location as the file name associated with the symbol.
5708 * testsuite/debug_msg.sh: Update for changed error messages.
5709 * testsuite/undef_symbol.sh: Likewise.
5711 2009-02-04 Duncan Sands <baldrick@free.fr>
5714 * reduced_debug_output.h
5715 (Output_reduced_debug_abbrev_section::failed): Use format for
5717 (Output_reduced_debug_info_section::faild): Likewise.
5719 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5721 * script.cc (Lazy_demangler): New class.
5722 (Version_script_info::get_symbol_version_helper): Demangle a
5725 2009-01-29 Cary Coutant <ccoutant@google.com>
5727 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5729 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5731 2009-01-28 Ian Lance Taylor <iant@google.com>
5733 * version.cc (version_string): Bump to 1.9.
5735 * gold.h: Include <cstring> and <stdint.h>.
5736 * version.cc: Include <cstdio>.
5737 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5739 * reduced_debug_output.cc (insert_into_vector): Rename from
5740 Insert_into_vector; change all callers. Use Swap_unaligned to
5741 avoid aliasing issue; remove union since it is unnecessary.
5743 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5745 * Makefile.am (CCFILES): Add gc.cc.
5747 * Makefile.in: Regenerate.
5748 * gold.cc (Gc_runner): New class.
5749 (queue_initial_tasks): Call garbage collection related tasks
5750 when corresponding options are invoked.
5751 (queue_middle_gc_tasks): New function.
5752 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5753 processed early before laying out sections during garbage collection.
5754 * gold.h (queue_middle_gc_tasks): New function.
5755 (is_prefix_of): Move from "layout.cc".
5756 * i386.cc (Target_i386::gc_process_relocs): New function.
5757 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5758 * main.cc (main): Create object of class "Garbage_collection".
5759 * object.cc (Relobj::copy_symbols_data): New function.
5760 (Relobj::is_section_name_included): New function.
5761 (Sized_relobj::do_layout): Allow this function to be called twice
5762 during garbage collection and defer layout of section during the
5764 * object.h (Relobj::get_symbols_data): New function.
5765 (Relobj::is_section_name_included): New function.
5766 (Relobj::copy_symbols_data): New function.
5767 (Relobj::set_symbols_data): New function.
5768 (Relobj::get_relocs_data): New function.
5769 (Relobj::set_relocs_data): New function.
5770 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5771 (Relobj::gc_process_relocs): New function.
5772 (Relobj::do_gc_process_relocs): New pure virtual function.
5773 (Relobj::sd_): New data member.
5774 (Sized_relobj::is_output_section_offset_invalid): New function.
5775 (Sized_relobj::do_gc_process_relocs): New function.
5776 * options.h (General_options::gc_sections): Modify to not be a no-op.
5777 (General_options::print_gc_sections): New option.
5778 * plugin.cc (Plugin_finish::run): Remove function call to
5779 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5780 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5781 * reloc.cc (Read_relocs::run): Add task to process relocs and
5782 determine unreferenced sections when doing garbage collection.
5783 (Gc_process_relocs): New class.
5784 (Sized_relobj::do_gc_process_relocs): New function.
5785 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5786 sections that are garbage collected.
5787 * reloc.h (Gc_process_relocs): New class.
5788 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5789 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5790 symbols whose corresponding sections are garbage collected.
5791 (Symbol_table::Symbol_table): Add new parameter for the garbage
5793 (Symbol_table::gc_mark_undef_symbols): New function.
5794 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5795 (Symbol_table::gc_mark_dyn_syms): New function.
5796 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5798 (Symbol_table::add_from_object): Likewise.
5799 (Symbol_table::add_from_relobj): When building shared objects, do not
5800 treat externally visible symbols as garbage.
5801 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5802 table information for static and relocatable links.
5803 * symtab.h (Symbol_table::set_gc): New function.
5804 (Symbol_table::gc): New function.
5805 (Symbol_table::gc_mark_undef_symbols): New function.
5806 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5807 (Symbol_table::gc_mark_dyn_syms): New function.
5808 (Symbol_table::gc_): New data member.
5809 * target.h (Sized_target::gc_process_relocs): New pure virtual
5811 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5812 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5814 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5816 * options.h (General_options::gc_sections): Define as a no-op for now.
5817 (General_options::no_keep_memory): Ditto.
5818 (General_options::Bshareable): Define.
5819 * options.cc (General_options::finalize): Honor -Bshareable.
5821 2009-01-20 Andreas Schwab <schwab@suse.de>
5823 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5824 read the value in the contents, since we don't use it. Use the
5825 template endianness when writing.
5826 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5828 2009-01-19 Andreas Schwab <schwab@suse.de>
5830 * configure.tgt (powerpc64-*): Fix targ_obj.
5832 2009-01-15 Ian Lance Taylor <iant@google.com>
5834 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5835 local symbols when stripping all symbols.
5837 2009-01-14 Cary Coutant <ccoutant@google.com>
5839 * output.cc (Output_reloc): Add explicit instantiations.
5841 2009-01-14 Cary Coutant <ccoutant@google.com>
5843 * archive.cc (Archive::get_elf_object_for_member): Remove call
5844 to File_read::claim_for_plugin.
5845 * descriptors.cc (Descriptors::open): Remove reference to
5847 (Descriptors::claim_for_plugin): Remove.
5848 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5849 (Descriptors::is_claimed): Remove.
5850 (claim_descriptor_for_plugin): Remove.
5851 * fileread.cc (File_read::claim_for_plugin): Remove.
5852 * fileread.h (File_read::claim_for_plugin): Remove.
5853 (File_read::descriptor): Reopen descriptor if necessary.
5854 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5855 (Plugin_manager::all_symbols_read): Add task parameter. Change
5857 (Plugin_manager::get_input_file): New function.
5858 (Plugin_manager::release_input_file): New function.
5859 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5860 corresponding data member.
5861 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5862 and pass to base constructor. Change all callers.
5863 (get_input_file, release_input_file): New functions.
5864 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5865 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5866 (Plugin_manager::all_symbols_read): Add task parameter.
5867 (Plugin_manager::get_input_file): New function.
5868 (Plugin_manager::release_input_file): New function.
5869 (Plugin_manager::task_): New data member.
5870 (Pluginobj::Pluginobj): Add filesize parameter.
5871 (Pluginobj::filename): New function.
5872 (Pluginobj::descriptor): New function.
5873 (Pluginobj::filesize): New function.
5874 (Pluginobj::filesize_): New data member.
5875 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5876 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5877 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5879 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5880 with archive libraries.
5881 * testsuite/Makefile.in: Regenerate.
5882 * testsuite/plugin_test.c (struct sym_info): New type.
5883 (get_input_file, release_input_file): New static variables.
5884 (onload): Capture new transfer vector entries.
5885 (claim_file_hook): Stop reading at end of file according to filesize.
5886 Factor out parsing of readelf output into separate function.
5887 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5888 APIs and get the source file name from the symbol table. Convert
5889 source file name to corresponding object file name. Print info
5890 message when adding new input files.
5891 (parse_readelf_line): New function.
5892 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5893 * testsuite/plugin_test_2.sh: Likewise.
5894 * testsuite/plugin_test_3.sh: Likewise.
5895 * testsuite/plugin_test_4.sh: New test case.
5897 2009-01-07 Ian Lance Taylor <iant@google.com>
5899 * version.cc (version_string): Bump to 1.8.
5901 2008-12-23 Cary Coutant <ccoutant@google.com>
5903 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5904 * plugin.cc (Plugin_manager::finish): Rename as
5905 layout_deferred_objects. Move cleanup to separate function.
5906 (Plugin_manager::cleanup): New function.
5907 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5909 * plugin.h (Plugin_manager::finish): Rename as
5910 layout_deferred_objects.
5911 (Plugin_manager::cleanup): New function.
5912 (Plugin_manager::cleanup_done): New field.
5914 2008-12-23 Cary Coutant <ccoutant@google.com>
5916 * plugin.cc (is_visible_from_outside): New function.
5917 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5918 so we don't return "IR only" status for exported symbols or -r links.
5920 * testsuite/Makefile.am (plugin_test_3): New test case.
5921 * testsuite/Makefile.in: Regenerate.
5922 * testsuite/plugin_test_3.sh: New file.
5924 2008-12-22 Cary Coutant <ccoutant@google.com>
5926 * object.cc (Sized_relobj::layout_section): New function.
5927 (Sized_relobj::do_layout): Defer layout of input sections until after
5928 plugin has provided replacement files.
5929 (Sized_relobj::do_layout_deferred_sections): New function.
5930 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5931 (Relobj::layout_deferred_sections): New function.
5932 (Relobj::do_layout_deferred_sections): New function.
5933 (Sized_relobj::do_layout_deferred_sections): New function.
5934 (Sized_relobj::layout_section): New function.
5935 (Sized_relobj::Deferred_layout): New structure.
5936 (Sized_relobj::deferred_layout_): New field.
5937 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5938 Change all callers. Layout deferred sections.
5939 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5941 (Plugin_hook::run): Move code from do_plugin_hook inline.
5942 (Plugin_hook::do_plugin_hook): Remove.
5943 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5944 (Plugin_manager::finish): Renamed, was cleanup.
5945 (Plugin_manager::should_defer_layout): New function.
5946 (Plugin_manager::add_deferred_layout_object): New function.
5947 (Plugin_manager::Deferred_layout_list): New type.
5948 (Plugin_manager::deferred_layout_objects_): New field.
5949 (Plugin_hook::do_plugin_hook): Remove.
5951 2008-12-17 Ian Lance Taylor <iant@google.com>
5953 * options.h (class General_options): Add --no case for
5956 2008-12-16 Cary Coutant <ccoutant@google.com>
5958 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5960 (Plugin_manager::claim_file): Create plugin object even if
5961 plugin did not call the add_symbols callback.
5962 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5963 asking for more symbols than were added.
5964 * testsuite/Makefile.am (plugin_test_1): Add test case with
5966 (empty.syms): New target.
5967 * testsuite/Makefile.in: Regenerate.
5968 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5969 message. Don't call add_symbols if no globals.
5970 (all_symbols_read_hook): Don't provide replacement for empty
5973 2008-12-12 Ian Lance Taylor <iant@google.com>
5975 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5976 r_type == 0 for a local symbol with r_sym == 0.
5977 (scan_relocatable_relocs): Pass r_sym to
5978 local_non_section_strategy.
5979 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5982 * configure.ac: Update test for TLS descriptors: they are
5983 supported as of glibc 2.9.
5984 * configure: Rebuild.
5986 2008-12-11 Ian Lance Taylor <iant@google.com>
5989 * target-reloc.h (Default_scan_relocatable_relocs): For each
5990 function, map r_type == 0 to RELOC_DISCARD.
5992 2008-12-10 Cary Coutant <ccoutant@google.com>
5994 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5995 object to override a kept COMDAT group from a plugin object.
5997 2008-12-09 Ian Lance Taylor <iant@google.com>
6000 * yyscript.y (file_cmd): Handle INPUT.
6002 * testsuite/initpri1.c: Change all declarations to be full
6003 prototypes by adding void, to avoid compiler warnings.
6005 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6007 * options.cc (General_options::parse_plugin_opt): New.
6008 (General_options::add_plugin): The argument now is just the filename.
6009 (General_options::add_plugin_option): New.
6010 * options.h (plugin_opt): New.
6011 (add_plugin): Change argument name.
6012 (add_plugin_option): New.
6013 * plugin.cc (Plugin::load): Don't parse the plugin option.
6014 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6015 (Plugin::add_option): New.
6016 (Plugin::args_): Change type.
6017 (Plugin::filename_): New.
6018 (Plugin_manager::add_plugin_option): New.
6019 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6020 * testsuite/Makefile.in: Regenerate.
6022 2008-12-05 Cary Coutant <ccoutant@google.com>
6024 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6025 Handle --strip-lto-sections option.
6026 * options.h (strip_lto_sections): New option.
6028 2008-12-01 Cary Coutant <ccoutant@google.com>
6030 * plugin.cc (ld_plugin_message): Change format parameter to const.
6031 Fix mismatch between new[] and delete.
6033 2008-11-14 Cary Coutant <ccoutant@google.com>
6035 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6038 2008-11-05 Craig Silverstein <csilvers@google.com>
6040 * options.cc (General_options::parse_dynamic_list): New function.
6041 * options.h (General_options): New flags dynamic_list,
6042 dynamic_list_data, dynamic_list_cpp_new, and
6043 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6044 (General_options::in_dynamic_list): New function.
6045 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6046 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6047 (Lex::can_continue_name): Likewise.
6049 (read_script_file): New parameter script_options.
6050 (read_dynamic_list): New function.
6051 (Script_options::define_dynamic_list): New function.
6052 (dynamic_list_keyword_parsecodes): New variable.
6053 (dynamic_list_keywords): New variable.
6054 * script.h (Script_options::define_dynamic_list): New function
6056 (read_dynamic_list): New function prototype.
6057 * symtab.cc (strprefix): New macro.
6058 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6059 dynamic_list_data, dynamic_list_cpp_new, and
6060 dynamic_list_cpp_typeinfo.
6061 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6062 (dynamic_list_expr): New rule.
6063 (dynamic_list_nodes): Likewise.
6064 (dynamic_list_node): Likewise.
6065 * testsuite/Makefile.am (dynamic_list): New test.
6066 * testsuite/Makefile.in: Regenerated.
6067 * testsuite/dynamic_list.t: New file.
6068 * testsuite/dynamic_list.sh: New file.
6070 2008-11-05 Craig Silverstein <csilvers@google.com>
6072 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6073 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6074 (t11_last): Likewise.
6075 * testsuite/ver_test_6.c (main): Likewise.
6077 2008-10-07 Cary Coutant <ccoutant@google.com>
6079 * options.c (General_options::finalize): Add check for -static and
6081 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6084 2008-10-02 Cary Coutant <ccoutant@google.com>
6086 * plugin.cc (make_sized_plugin_object): Fix conditional
6087 compilation to work when not all targets are enabled.
6089 2008-09-29 Cary Coutant <ccoutant@google.com>
6091 * archive.cc (Archive::get_file_and_offset): Use filename instead
6092 of name to get library path.
6093 (Archive::include_member): Unlock external member of a thin archive.
6095 * testsuite/Makefile.am (TEST_AR): New variable.
6096 (thin_archive_test_1): New test.
6097 (thin_archive_test_2): New test.
6098 * testsuite/Makefile.in: Regenerate.
6099 * testsuite/thin_archive_main.cc: New file.
6100 * testsuite/thin_archive_test_1.cc: New file.
6101 * testsuite/thin_archive_test_2.cc: New file.
6102 * testsuite/thin_archive_test_3.cc: New file.
6103 * testsuite/thin_archive_test_4.cc: New file.
6105 2008-09-29 Cary Coutant <ccoutant@google.com>
6107 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6108 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6110 (Sized_relobj::do_finalize_local_symbols): Likewise.
6111 (Sized_relobj::map_to_kept_section): Likewise.
6112 * object.h (Sized_relobj::invalid_address): New constant.
6113 (Sized_relobj::do_output_section_offset): Check for invalid_address
6115 * output.cc (Output_reloc::local_section_offset): Use constant
6116 invalid_address instead of -1U.
6117 (Output_reloc::get_address): Likewise.
6118 (Output_section::output_address): Change -1U to -1ULL.
6119 * output.h (Output_reloc::invalid_address): New constant.
6120 * reloc.cc (Sized_relobj::write_sections): Use constant
6121 invalid_address instead of -1U.
6122 (Sized_relobj::relocate_sections): Likewise.
6123 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6124 values for merge sections.
6125 * target-reloc.h (relocate_for_relocatable): Use constant
6126 invalid_address instead of -1U.
6128 2008-09-19 Cary Coutant <ccoutant@google.com>
6130 Add plugin functionality for link-time optimization (LTO).
6131 * configure.ac (plugins): Add --enable-plugins option.
6132 * configure: Regenerate.
6133 * config.in: Regenerate.
6134 * Makefile.am (LIBDL): New variable.
6135 (CCFILES): Add plugin.cc.
6136 (HFILES): Add plugin.h.
6137 (ldadd_var): Add LIBDL.
6138 * Makefile.in: Regenerate.
6140 * archive.cc: Include "plugin.h".
6141 (Archive::setup): Don't preread archive symbols when using a plugin.
6142 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6143 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6145 (Archive::include_member): Add symbols from plugin objects.
6146 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6147 * descriptors.cc (Descriptors::open): Check for file descriptors
6148 abandoned by plugins.
6149 (Descriptors::claim_for_plugin): New function.
6150 * descriptors.h (Descriptors::claim_for_plugin): New function.
6151 (Open_descriptor::is_claimed): New field.
6152 (claim_descriptor_for_plugin): New function.
6153 * fileread.cc (File_read::claim_for_plugin): New function.
6154 * fileread.h (File_read::claim_for_plugin): New function.
6155 (File_read::descriptor): New function.
6156 * gold.cc: Include "plugin.h".
6157 (queue_initial_tasks): Add task to call plugin hooks for generating
6159 * main.cc: Include "plugin.h".
6160 (main): Load plugin libraries.
6161 * object.h (Pluginobj): Declare.
6162 (Object::pluginobj): New function.
6163 (Object::do_pluginobj): New function.
6164 (Object::set_target): New function.
6165 * options.cc: Include "plugin.h".
6166 (General_options::parse_plugin): New function.
6167 (General_options::General_options): Initialize plugins_ field.
6168 (General_options::add_plugin): New function.
6169 * options.h (Plugin_manager): Declare.
6170 (General_options): Add --plugin option.
6171 (General_options::has_plugins): New function.
6172 (General_options::plugins): New function.
6173 (General_options::add_plugin): New function.
6174 (General_options::plugins_): New field.
6175 * plugin.cc: New file.
6176 * plugin.h: New file.
6177 * readsyms.cc: Include "plugin.h".
6178 (Read_symbols::do_read_symbols): Check for archive before checking
6179 for ELF file. Call plugin hooks to claim files.
6180 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6181 from a real object file; force override when processing replacement
6183 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6184 (Symbol::init_base_object): Likewise.
6185 (Symbol::init_base_output_data): Likewise.
6186 (Symbol::init_base_output_segment): Likewise.
6187 (Symbol::init_base_constant): Likewise.
6188 (Symbol::init_base_undefined): Likewise.
6189 (Symbol::output_section): Assert that object is not a plugin.
6190 (Symbol_table::add_from_pluginobj): New function.
6191 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6193 (Symbol_table::sized_write_globals): Likewise.
6194 (Symbol_table::add_from_pluginobj): Instantiate template.
6195 * symtab.h (Sized_pluginobj): Declare.
6196 (Symbol::in_real_elf): New function.
6197 (Symbol::set_in_real_elf): New function.
6198 (Symbol::in_real_elf_): New field.
6199 (Symbol_table::add_from_pluginobj): New function.
6201 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6202 (LIBDL): New variable.
6204 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6205 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6206 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6207 (MOSTLYCLEANFILES): Likewise.
6208 * testsuite/Makefile.in: Regenerate.
6209 * testsuite/plugin_test.c: New file.
6210 * testsuite/plugin_test_1.sh: New file.
6211 * testsuite/plugin_test_2.sh: New file.
6213 2008-09-16 Ian Lance Taylor <iant@google.com>
6215 * target-reloc.h (relocate_section): Check whether a symbol is
6216 defined by the ABI before reporting an undefined symbol error.
6217 * target.h (Target::is_defined_by_abi): Make parameter const.
6218 (Target::do_is_defined_by_abi): Likewise.
6219 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6220 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6221 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6222 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6223 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6224 * testsuite/Makefile.in: Rebuild.
6226 * fileread.cc (make_view): Add casts to avoid warning.
6228 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6230 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6231 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6233 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6235 * options.h (General_options::output_is_executable): New.
6236 (General_options::output_is_pie): New.
6237 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6238 for shared libraries.
6239 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6241 2008-09-11 Chris Demetriou <cgd@google.com>
6243 * options.h (origin): New -z option.
6244 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6245 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6248 2008-09-05 Cary Coutant <ccoutant@google.com>
6250 * fileread.cc (File_read::make_view): Add check for attempt to map
6253 2008-09-05 Cary Coutant <ccoutant@google.com>
6255 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6256 explicit instantiations.
6258 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6261 * options.cc (General_options::finalize): Allow undefined symbols
6262 in shlibs if linking -shared.
6265 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6266 symbols as not needing a dynsym entry.
6268 2008-08-20 Craig Silverstein <csilvers@google.com>
6270 * fileread.cc (File_read::open): Do not lock the file unless it
6271 was successfully opened.
6273 2008-08-14 Cary Coutant <ccoutant@google.com>
6275 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6276 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6277 * testsuite/tls_test.cc (struct int128): 128-bit struct
6278 for testing TLS relocs with non-zero addend.
6279 (v12): New TLS variable.
6281 (t_last): Add check for v12.
6282 * testsuite/tls_test.h (t12): New function.
6283 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6285 2008-08-13 Ian Lance Taylor <iant@google.com>
6287 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6288 set tls_segment_ or relro_segment_.
6289 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6291 * output.h (Output_section::clear_is_relro): New function.
6292 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6293 sections specially even when output_data_ is empty.
6294 (Output_segment::maximum_alignment): When first section is relro,
6295 only force alignment for PT_LOAD segments.
6296 * script.cc (script_data_segment_align): New function.
6297 (script_data_segment_relro_end): New function.
6298 * script-c.h (script_data_segment_align): Declare.
6299 (script_data_segment_relro_end): Declare.
6300 * script-sections.h (class Script_sections): Declare
6301 data_segment_align and data_segment_relro_end. Add fields
6302 segment_align_index_ and saw_relro_end_.
6303 * script-sections.cc (class Sections_element): Add set_is_relro
6304 virtual function. Add new bool* parameter to place_orphan_here.
6305 Add get_output_section virtual function.
6306 (class Output_section_definition): Add set_is_relro. Add new
6307 bool* parameter to place_orphan_here. Add get_output_section.
6308 Add is_relro_ field.
6309 (Output_section_definition::Output_section_definition): Initialize
6310 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6311 and is_relro_ fields.
6312 (Output_section_definition::place_orphan_here): Add is_relro
6314 (Output_section_definition::set_section_addresses): Set relro for
6316 (Output_section_definition::alternate_constraint): Likewise.
6317 (class Orphan_output_section): Add new bool* parameter to
6318 place_orphan_here. Add get_output_section.
6319 (Orphan_output_section::place_orphan_here): Add is_relro
6321 (Script_sections::Script_sections): Initialize
6322 data_segment_align_index_ and saw_relro_end_.
6323 (Script_sections::data_segment_align): New function.
6324 (Script_sections::data_segment_relro_end): New function.
6325 (Script_sections::place_orphan): Set or clear is_relro.
6326 (Script_sections::set_section_addresses): Force alignment of first
6328 * yyscript.y (exp): Call script_data_segment_align and
6329 script_data_segment_relro_end.
6330 * testsuite/relro_script_test.t: New file.
6331 * testsuite/relro_test.cc (using_script): Declare.
6332 (t1, t2): Test using_script.
6333 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6334 (relro_script_test_SOURCES): Define.
6335 (relro_script_test_DEPENDENCIES): Define.
6336 (relro_script_test_LDFLAGS): Define.
6337 (relro_script_test_LDADD): Define.
6338 (relro_script_test.so): New target.
6339 * testsuite/Makefile.in: Rebuild.
6341 2008-08-06 Cary Coutant <ccoutant@google.com>
6343 * archive.cc (Archive::total_archives, Archive::total_members)
6344 (Archive::total_members_loaded): New variables.
6345 (Archive::setup): Add parameter. Add option to preread
6347 (Archive::read_armap): Add counter.
6348 (Archive::get_file_and_offset): New function.
6349 (Archive::get_elf_object_for_member): New function.
6350 (Archive::read_all_symbols): New function.
6351 (Archive::read_symbols): New function.
6352 (Archive::add_symbols): Add counters.
6353 (Archive::include_all_members): Use armap to find members if it's
6355 (Archive::include_member): Skip reading symbols if already read.
6356 Factored code into Archive::get_file_and_offset and
6357 Archive::get_elf_object_for_member. Changed call to
6358 Mapfile::report_include_archive_member.
6359 (Archive::print_stats): New function.
6360 * archive.h: Declare Object and Read_symbols_data classes.
6361 (Archive::Archive): Add initializers for new members.
6362 (Archive::setup): Add parameter.
6363 (Archive::print_stats): New function.
6364 (Archive::total_archives, Archive::total_members)
6365 (Archive::total_members_loaded): New variables.
6366 (Archive::get_file_and_offset): New function.
6367 (Archive::get_elf_object_for_member): New function.
6368 (Archive::read_all_symbols): New function.
6369 (Archive::read_symbols): New function.
6370 (Archive::Archive_member): New class.
6371 (Archive::members_): New member.
6372 (Archive::num_members_): New member.
6373 * main.cc: Include archive.h.
6374 (main): Call Archive::print_stats.
6375 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6376 archive parameter; member_name is now the fully-decorated name.
6377 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6378 * options.h: (General_options): Add --preread-archive-symbols option.
6379 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6382 2008-08-04 Ian Lance Taylor <iant@google.com>
6384 * symtab.h (Symbol::use_plt_offset): New function.
6385 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6386 * powerpc.cc (Relocate::relocate): Likewise.
6387 * sparc.cc (Relocate::relocate): Likewise.
6388 * x86_64.cc (Relocate::relocate): Likewise.
6389 * testsuite/weak_plt.sh: New test.
6390 * testsuite/weak_plt_main.cc: New test.
6391 * testsuite/weak_plt_shared.cc: New test.
6392 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6393 (check_PROGRAMS): Add weak_plt.
6394 (check_DATA): Add weak_plt_shared.so.
6395 (weak_plt_main_pic.o, weak_plt): New targets.
6396 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6397 * testsuite/Makefile.in: Rebuild.
6399 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6401 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6402 * testsuite/Makefile.in: Rebuild.
6404 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6406 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6407 * Makefile.in: Regenerate.
6408 * po/POTFILES.in: Regenerate.
6410 2008-07-29 Ian Lance Taylor <iant@google.com>
6412 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6413 symbols before other symbols.
6414 * testsuite/script_test_2.cc (test_addr): Declare.
6415 (test_addr_alias): Declare.
6416 (main): Check that test_addr and test_addr_alias have the right
6418 * testsuite/script_test_2.t: Define test_addr_alias and
6421 2008-07-24 Ian Lance Taylor <iant@google.com>
6424 * descriptors.cc: New file.
6425 * descriptors.h: New file.
6426 * gold-threads.h (class Hold_optional_lock): New class.
6427 * fileread.cc: Include "descriptors.h".
6428 (File_read::~File_read): Release descriptor rather than closing
6430 (File_read::open) [file]: Call open_descriptor rather than open.
6431 Set is_descriptor_opened_.
6432 (File_read::open) [memory]: Assert that descriptor is not open.
6433 (File_read::reopen_descriptor): New function.
6434 (File_read::release): Release descriptor.
6435 (File_read::do_read): Make non-const. Reopen descriptor.
6436 (File_read::read): Make non-const.
6437 (File_read::make_view): Reopen descriptor.
6438 (File_read::do_readv): Likewise.
6439 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6440 Update declarations.
6441 * layout.cc: Include "descriptors.h".
6442 (Layout::create_build_id): Use open_descriptor rather than open.
6443 * output.cc: Include "descriptors.h".
6444 (Output_file::open): Use open_descriptor rather than open.
6445 * archive.cc (Archive::const_iterator): Change Archive to be
6447 (Archive::begin, Archive::end): Make non-const.
6448 (Archive::count_members): Likewise.
6449 * archive.h (class Archive): Update declarations.
6450 * object.h (Object::read): Make non-const.
6451 * Makefile.am (CCFILES): Add descriptors.cc.
6452 (HFILES): Add descriptors.h.
6453 * Makefile.in: Rebuild.
6456 * gold.h: Always include <clocale>. Add Solaris workarounds
6457 following code in binutils/sysdep.h.
6460 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6461 this->eh_frame_hdr_ is NULL before using it.
6463 * dynobj.cc (Versions::Versions): Update comment.
6465 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6466 the base version name.
6468 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6469 array size plus one.
6470 (Stringpool_template::set_string_offsets): Subtract one from key
6471 before using it as an array index.
6472 (Stringpool_template::get_offset_with_length): Likewise.
6473 (Stringpool_template::write_to_buffer): Likewise.
6474 * stringpool.h (Stringpool_template::get_offset_from_key):
6477 2008-07-23 Ian Lance Taylor <iant@google.com>
6480 * object.h (Merged_symbol_value::value): Do our best to handle a
6484 * script.cc (Version_script_info::get_versions): Don't add empty
6485 version tag to return value.
6486 (Version_script_info::get_symbol_version_helper): Change return
6487 type to bool. Add pversion parameter. Change all callers.
6488 (script_register_vers_node): Don't require a non-NULL tag.
6489 * script.h (class Version_script_info): Update declarations.
6490 (Version_script_info::get_symbol_version): Change return type to
6491 bool. Add version parameter. Change all callers.
6492 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6493 handling. Handle an empty version from a version script.
6494 (Symbol_table::define_special_symbol): Likewise.
6495 * testsuite/ver_test_10.script: New file.
6496 * testsuite/ver_test_10.sh: New file.
6497 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6498 (check_DATA): Add ver_test_10.syms.
6499 (ver_test_10.syms, ver_test_10.so): New target.
6500 * testsuite/Makefile.in: Rebuild.
6502 2008-07-23 Simon Baldwin <simonb@google.com>
6504 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6505 to zero for undefined symbols from dynamic libraries.
6507 2008-07-23 Ian Lance Taylor <iant@google.com>
6509 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6511 * symtab.h (class Symbol_table): Update declaration.
6512 * testsuite/ver_test_9.cc: New file.
6513 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6514 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6515 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6516 (ver_test_9.so, ver_test_9.o): New targets.
6517 * testsuite/Makefile.in: Rebuild.
6519 2008-07-22 Ian Lance Taylor <iant@google.com>
6521 * options.h (class General_options): Define --check-sections.
6522 * layout.cc (Layout::set_segment_offsets): Handle
6525 * options.h (class General_options): Define -n/--nmagic and
6527 * options.cc (General_options::finalize): For -n/--nmagic or
6528 -N/--omagic, set -static.
6529 * layout.cc (Layout::attach_allocated_section_to_segment): If
6530 -N/--omagic, don't put read-only and read-write sections in
6532 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6533 finding a read-only segment.
6534 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6535 don't set the minimum segment alignment to the common page size,
6536 and don't set the file offset to the address modulo the page size.
6537 * script-sections.cc (Script_sections::create_segments): If
6538 -n/--omagic, don't put read-only and read-write sections in
6541 * cref.cc: New file.
6543 * options.h (class General_options): Add --print-symbol-counts.
6544 * main.cc (main): Issue defined symbol report if requested.
6545 * archive.cc (Archive::interpret_header): Make into a const member
6547 (Archive::add_symbols): Call Input_objects::archive_start and
6549 (Archive::const_iterator): Define new class.
6550 (Archive::begin, Archive::end): New functions.
6551 (Archive::include_all_members): Rewrite to use iterator.
6552 (Archive::count_members): New function.
6553 * archive.h (class Archive): Update declarations.
6554 (Archive::filename): New function.
6555 * object.cc: Include "cref.h".
6556 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6557 (Sized_relobj::do_get_global_symbol_counts): New function.
6558 (Input_objects::add_object): Add object to cross-referencer.
6559 (Input_objects::archive_start): New function.
6560 (Input_objects::archive_stop): New function.
6561 (Input_objects::print_symbol_counts): New function.
6562 * object.h: Declare Cref and Archive.
6563 (Object::get_global_symbol_counts): New function.
6564 (Object::do_get_global_symbol_counts): New pure virtual function.
6565 (class Sized_relobj): Add defined_count_ field. Update
6567 (class Input_objects): Add cref_ field. Update constructor.
6568 Update declarations.
6569 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6571 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6573 (Sized_dynobj::do_get_global_symbol_counts): New function.
6574 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6575 defined_count_. Update declarations. Define Symbols typedef.
6576 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6577 parameter. Change all callers.
6578 (Symbol_table::add_from_dynobj): Add sympointers and defined
6579 parameters. Change all callers.
6580 * symtab.h (class Symbol_table): Update declarations.
6581 * Makefile.am (CCFILES): Add cref.cc.
6582 (HFILES): Add cref.h.
6583 * Makefile.in: Rebuild.
6585 2008-07-22 Simon Baldwin <simonb@google.com>
6587 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6588 to zero when writing undefined symbols.
6590 2008-07-22 Ian Lance Taylor <iant@google.com>
6592 * output.cc (Output_section::add_input_section): Don't try to
6593 merge empty merge sections.
6595 2008-07-21 Craig Silverstein <csilvers@google.com>
6597 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6598 Include symbol version in error message.
6600 2008-07-20 Chris Demetriou <cgd@google.com>
6602 * configure.ac (gold_cv_c_random_seed): New configured variable.
6603 (RANDOM_SEED_CFLAGS): New substituted variable.
6604 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6605 * configure: Rebuild.
6606 * Makefile.in: Likewise.
6607 * testsuite/Makefile.in: Likewise.
6609 2008-07-18 Ian Lance Taylor <iant@google.com>
6611 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6612 where we see NAME/NULL and NAME/VERSION as separate symbols.
6613 * testsuite/ver_test_main.cc (main): Call t4.
6614 (t4, t4_2a): Define.
6615 * testsuite/ver_test_2.cc (t4_2): Define.
6616 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6617 * testsuite/ver_test_4.cc (t4_2a): Define.
6618 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6619 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6621 2008-07-17 Ian Lance Taylor <iant@google.com>
6623 * dynobj.cc (Versions::add_def): If we give an error about a
6624 missing version, go ahead and create the version anyhow.
6626 2008-07-10 Ian Lance Taylor <iant@google.com>
6628 Handle output sections with more than 0x7fffffff bytes.
6629 * object.h (class Relobj): Change map_to_output_ to
6630 output_sections_, and just keep a section pointer. Change all
6631 uses. Move comdat group support to Sized_relobj.
6632 (Relobj::is_section_specially_mapped): Remove.
6633 (Relobj::output_section): Remove poff parameter. Change all
6635 (Relobj::output_section_offset): New function.
6636 (Relobj::set_section_offset): Rewrite.
6637 (Relobj::map_to_output): Remove.
6638 (Relobj::output_sections): New function.
6639 (Relobj::do_output_section_offset): New pure virtual function.
6640 (Relobj::do_set_section_offset): Likewise.
6641 (class Sized_relobj): Add section_offsets_ field. Add comdat
6642 group support from Relobj. Update declarations.
6643 (Sized_relobj::get_output_section_offset): New function.
6644 (Sized_relobj::do_output_section_offset): New function.
6645 (Sized_relobj::do_set_section_offset): New function.
6646 * object.cc (Relobj::output_section_address): Remove.
6647 (Sized_relobj::Sized_relobj): Initialize new fields.
6648 (Sized_relobj::include_section_group): Cast find_kept_object to
6650 (Sized_relobj::include_linkonce_section): Likewise.
6651 (Sized_relobj::do_layout): Use separate arrays for output section
6653 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6655 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6656 output_sections and section_offsets.
6657 (Sized_relobj::write_local_symbols): Likewise.
6658 (map_to_kept_section): Compute output address directly.
6659 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6660 output_sections and section_offsets.
6661 (Sized_relobj::write_sections): Likewise.
6662 (Sized_relobj::relocate_sections): Likewise.
6663 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6664 * output.h (class Output_reloc): Update declarations. Change
6665 u2_.relobj to Sized_relobj*.
6666 (class Output_data_reloc): Change add functions to use
6668 * output.cc (Output_reloc::Output_reloc): Change relobj to
6670 (Output_reloc::local_section_offset): Change return type to
6671 Elf_Addr. Use get_output_section_offset.
6672 (Output_reloc::get_address): Likewise.
6673 (Output_section::is_input_address_mapped): Don't call
6674 is_section_specially_mapped.
6675 (Output_section::output_offset): Likewise.
6676 (Output_section::output_address): Likewise.
6677 (Output_section::starting_output_address): Likewise.
6678 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6679 parameter to Sized_relobj*.
6680 (Copy_relocs::need_copy_reloc): Likewise.
6681 (Copy_relocs::save): Likewise.
6682 * copy-relocs.h (class Copy_relocs): Update declarations.
6683 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6684 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6685 * target-reloc.h (relocate_for_relocatable): Change
6686 offset_in_output_section type to Elf_Addr. Change code that uses
6688 * layout.cc (Layout::layout): Always set *off.
6689 * mapfile.cc (Mapfile::print_input_section): Use
6690 output_section_offset.
6691 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6693 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6694 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6695 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6697 2008-07-03 Ian Lance Taylor <iant@google.com>
6699 * layout.cc (Layout::include_section): Do not discard unrecognized
6700 SHT_STRTAB sections.
6702 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6704 * script.cc (Lex::can_continue_name): Make '?' allowable in
6705 version-script names.
6706 * testsuite/version_script.map: Change glob pattern to use '?'
6708 2008-06-30 Manish Singh <yosh@gimp.org>
6711 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6714 2008-06-30 Ian Lance Taylor <iant@google.com>
6718 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6719 versions]: Don't try to read the value in the contents, since we
6720 don't use it. Use the template endianness when writing.
6722 2008-06-25 Cary Coutant <ccoutant@google.com>
6724 * fileread.cc (File_read::make_view): Assert on zero-length view.
6725 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6726 symbol table when there are no symbols to read.
6728 2008-06-23 Craig Silverstein <csilvers@google.com>
6730 * version.cc (version_string): Bump to 1.7
6732 2008-06-18 Craig Silverstein <csilvers@google.com>
6734 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6735 constant 0xFFFF to type Valtype.
6736 (Powerpc_relocate_functions::rel16_ha): Likewise.
6738 2008-06-17 Ian Lance Taylor <iant@google.com>
6740 * output.h (Output_section::Input_section): Initialize p2align_ to
6741 zero for Output_section_data constructors.
6742 (Output_section::Input_section::addralign): If not an input
6743 section, return the alignment of the Output_section_data.
6744 * testsuite/copy_test.cc: New file.
6745 * testsuite/copy_test_1.cc: New file.
6746 * testsuite/copy_test_2.cc: New file.
6747 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6748 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6749 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6750 (copy_test_1_pic.o, copy_test_1.so): New targets.
6751 (copy_test_2_pic.o, copy_test_2.so): New targets.
6752 * testsuite/Makefile.in: Rebuild.
6754 * script-sections.cc (Script_sections::place_orphan): Initialize
6755 local variable exact.
6757 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6759 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6761 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6762 David S. Miller <davem@davemloft.net>
6764 * powerpc.cc: New file.
6765 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6766 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6767 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6768 * Makefile.in: Rebuild.
6770 2008-06-09 Ian Lance Taylor <iant@google.com>
6772 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6774 (throwing, orig_terminate): New static variables.
6775 (terminate_handler): New static function.
6776 (t2): Set terminate handler.
6778 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6781 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6784 2008-05-30 Cary Coutant <ccoutant@google.com>
6786 * archive.cc (Archive::include_all_members) Correct to step
6787 over symbol table and extended name table in thin archives.
6789 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6792 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6795 2008-05-28 Caleb Howe <cshowe@google.com>
6797 * reduced_debug_output.cc: New file.
6798 * reduced_debug_output.h: New file.
6799 * options.h (class General_options): Add --strip-debug-non-line.
6800 * options.cc (General_options::finalize): Add strip_debug_non_line
6801 to the strip heirarchy.
6802 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6804 * layout.cc: Include "reduced_debug_output.h".
6805 (Layout::Layout): Initialize new fields.
6806 (line_only_debug_sections): New static array.
6807 (is_lines_only_debug_sections): New static inline function.
6808 (Layout::include_section): Handle --strip-debug-non-line.
6809 (Layout::make_output_section): If --strip-debug-non-line, build
6810 new output sections for .debug_abbrev and .debug_info.
6811 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6812 gold. Warn about possible overflow.
6813 (read_signed_LEB_128): Likewise.
6814 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6815 (read_signed_LEB_128): Declare.
6816 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6817 (HFILES): Add reduced_debug_output.h.
6818 * Makefile.in: Rebuild.
6820 2008-05-21 Ian Lance Taylor <iant@google.com>
6822 * mapfile.cc: New file.
6823 * mapfile.h: New file.
6824 * options.h (class General_options): Add -M/--print-map and -Map.
6825 * options.cc (General_options::finalize): Make -M equivalent to
6827 * main.cc: Include <cstdio> and "mapfile.h".
6828 (main): Open mapfile if requested.
6829 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6830 constructor. Change caller.
6831 (queue_initial_tasks): Add mapfile parameter. Change caller.
6832 (queue_middle_tasks): Likewise.
6833 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6835 * archive.cc: Include "mapfile.h".
6836 (Archive::add_symbols): Add mapfile parameter. Change all
6837 callers. Pass mapfile, symbol, and reason to include_member.
6838 (Archive::include_all_members): Add mapfile parameter. Change all
6840 (Archive::include_member): Add mapfile, sym, and why parameters.
6841 Change all callers. Report inclusion to map file.
6842 * archive.h: Include "fileread.h".
6843 (class Archive): Update declarations.
6844 (Archive::file): New const method.
6845 (class Add_archive_symbols): Add mapfile_ field. Update
6846 constructor. Change all callers.
6847 * readsyms.h (class Read_symbols): Likewise.
6848 (class Finish_group): Likewise.
6849 (class Read_script): Likewise.
6850 * common.cc: Include "mapfile.h".
6851 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6853 (Symbol_table::do_allocate_commons): Likewise.
6854 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6855 symbol allocation to mapfile.
6856 * common.h (class Allocate_commons_task): Add mapfile_ field.
6857 Update constructor. Change all callers.
6858 * symtab.h (class Symbol_table): Update declarations.
6859 * layout.cc: Include "mapfile.h".
6860 (Layout_task_runner::run): Print information to mapfile.
6861 (Layout::create_gold_note): Change Output_data_fixed_space to
6862 Output_data_zero_fill.
6863 (Layout::create_build_id): Likewise.
6864 (Layout::print_to_mapfile): New function.
6865 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6866 constructor. Change caller.
6867 (class Layout): Declare print_to_mapfile.
6868 * output.cc (Output_section::Input_section::print_to_mapfile): New
6870 (Output_section::add_input_section): If producing a map, always
6871 add to input_sections_ list.
6872 (Output_section::do_print_to_mapfile): New function.
6873 (Output_segment::print_sections_to_mapfile): New function.
6874 (Output_segment::print_section_list_to_mapfile): New function.
6875 * output.h: Include "mapfile.h".
6876 (Output_data::print_to_mapfile): New function.
6877 (Output_data::do_print_to_mapfile): New virtual function.
6878 (Output_segment_headers::do_print_to_mapfile): New function.
6879 (Output_file_header::do_print_to_mapfile): New function.
6880 (Output_data_const::do_print_to_mapfile): New function.
6881 (class Output_data_const_buffer): Add map_name_ field. Update
6882 constructor. Change all callers. Add do_print_to_mapfile
6884 (class Output_data_fixed_space): Likewise.
6885 (class Output_data_space): Likewise.
6886 (class Output_data_zero_fill): New class.
6887 (Output_data_strtab::do_print_to_mapfile): New function.
6888 (Output_data_reloc_base::do_print_to_mapfile): New function.
6889 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6890 (Output_data_group::do_print_to_mapfile): New function.
6891 (Output_data_got::do_print_to_mapfile): New function.
6892 (Output_data_dynamic::do_print_to_mapfile): New function.
6893 (Output_symtab_xindex::do_print_to_mapfile): New function.
6894 (class Output_section): Declare do_print_to_mapflie. Declare
6895 print_to_mapfile in Input_section.
6896 (class Output_segment): Declare new functions.
6897 * object.h (Sized_relobj::symbol_count): New function.
6898 * script-sections.cc
6899 (Output_section_element_dot_assignment::set_section_addresses):
6900 Change Output_data_fixed_space to Output_data_zero_fill.
6901 (Output_data_expression::do_print_to_mapfile): New function.
6902 * script.cc (read_input_script): Add mapfile parameter. Change
6904 * script.h (read_input_script): Update declaration.
6905 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6906 (Eh_frame::do_print_to_mapfile): New function.
6907 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6908 (Output_merge_string::do_print_to_mapfile): New function.
6909 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6911 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6913 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6915 * Makefile.am (CCFILES): Add mapfile.cc.
6916 (HFILES): Add mapfile.h.
6917 * Makefile.in: Rebuild.
6919 2008-05-19 Ian Lance Taylor <iant@google.com>
6921 * options.h (class General_options): Add -z relro.
6922 * layout.cc (Layout::Layout): Initialize relro_segment_.
6923 (Layout::add_output_section_data): Return the output section.
6924 (Layout::make_output_section): Rcognize relro sections and mark
6926 (Layout::attach_allocated_section_to_segment): Put relro sections
6927 in a PT_GNU_RELRO segment.
6928 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6930 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6932 (Layout::linkonce_mapping): Map d.rel.ro.local to
6934 (Layout::output_section_name): Us .data.rel.ro.local for any
6935 section which begins with that.
6936 * layout.h (class Layout): Update add_output_section_data
6937 declaration. Add relro_segment_ field.
6938 * output.cc (Output_section::Output_section): Initialize is_relro_
6939 and is_relro_local_ fields.
6940 (Output_segment::add_output_section): Group relro sections.
6941 (Output_segment::is_first_section_relro): New function.
6942 (Output_segment::maximum_alignment): If there is a relro section,
6943 align the segment to the common page size.
6944 (Output_segment::set_section_addresses): Track whether we are
6945 looking at relro sections. If the last section is a relro
6946 section, align to the common page size.
6947 (Output_segment::set_section_list_addresses): Add in_relro
6948 parameter. Change all callers. Align to the page size when
6949 moving from relro to non-relro section.
6950 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6952 * output.h (class Output_section): Add is_relro_ and
6953 is_relro_local_ fields.
6954 (Output_section::is_relro): New function.
6955 (Output_section::set_is_relro): New function.
6956 (Output_section::is_relro_local): New function.
6957 (Output_section::set_is_relro_local): New function.
6958 (class Output_segment): Update declarations.
6959 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6960 * sparc.cc (Target_sparc::got_section): Likewise.
6961 * x86_64.cc (Target_x86_64::got_section): Likewise.
6962 * testsuite/relro_test_main.cc: New file.
6963 * testsuite/relro_test.cc: New file.
6964 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6965 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6966 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6967 (relro_test.so, relro_test_pic.o): New targets.
6968 * testsuite/Makefile.in: Rebuild.
6970 2008-05-16 Ian Lance Taylor <iant@google.com>
6972 * output.cc (Output_segment::add_output_section): Remove front
6974 * output.h (class Output_segment): Remove
6975 add_initial_output_section and overloaded add_output_section.
6976 Update declaration of remaining add_output_section.
6977 * layout.cc (Layout::create_interp): Call add_output_section
6978 rather than add_initial_output_section.
6979 (Layout::finish_dynamic_section): Likewise.
6981 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6982 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6983 know the dynamic type.
6984 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6985 field. Initialize it in constructor.
6986 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6987 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6988 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6991 * output.cc (Output_reloc::get_address): Change return type to
6993 * output.h (class Output_reloc): Update get_address declaration.
6994 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6995 for section addresses.
6997 2008-05-09 Ian Lance Taylor <iant@google.com>
7000 * gold.cc (gold_nomem): Use return value of write.
7002 2008-05-08 Ian Lance Taylor <iant@google.com>
7004 * symtab.c (Symbol::init_base_output_data): Add version
7005 parameter. Change all callers.
7006 (Symbol::init_base_output_segment): Likewise.
7007 (Symbol::init_base_constant): Likewise.
7008 (Symbol::init_base_undefined): Likewise.
7009 (Sized_symbol::init_output_data): Likewise.
7010 (Sized_symbol::init_output_segment): Likewise.
7011 (Sized_symbol::init_constant): Likewise.
7012 (Sized_symbol::init_undefined): Likewise.
7013 (Symbol_table::do_define_in_output_data): If the new symbol has a
7014 version, mark it as the default.
7015 (Symbol_table::do_define_in_output_segment): Likewise.
7016 (Symbol_table::do_define_as_constant): Likewise.
7017 * symtab.h (class Symbol): Update declarations.
7018 (class Sized_symbol): Likewise.
7019 * resolve.cc (Symbol::override_version): New function.
7020 (Symbol::override_base): Call override_version.
7021 (Symbol::override_base_with_special): Likewise.
7022 * testsuite/ver_script_8.script: New file.
7023 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7024 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7025 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7026 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7028 2008-05-06 Ian Lance Taylor <iant@google.com>
7031 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7033 (class General_options): Remove existing --undefined, and add
7034 --no-undefined instead. Add new --undefined as synonym for -u.
7035 * archive.cc (Archive::add_symbols): Check whether symbol was
7037 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7038 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7039 all uses. Add IS_UNDEFINED. Update declarations to split
7040 different versions of init_base. Declare init_base_undefined.
7041 (Symbol::is_defined): Handle IS_UNDEFINED.
7042 (Symbol::is_undefined): Likewise.
7043 (Symbol::is_weak_undefined): Call is_undefined.
7044 (Symbol::is_absolute): Handle IS_CONSTANT.
7045 (class Sized_symbol): Update declarations to split different
7046 versions of init. Declare init_undefined.
7047 (class Symbol_table): Declare new functions.
7048 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7050 (Symbol::init_base_output_data): Likewise.
7051 (Symbol::init_base_output_segment): Likewise.
7052 (Symbol::init_base_constant): Likewise.
7053 (Symbol::init_base_undefined): New function.
7054 (Sized_symbol::init_object): Rename from init. Change all
7056 (Sized_symbol::init_output_data): Likewise.
7057 (Sized_symbol::init_output_segment): Likewise.
7058 (Sized_symbol::init_constant): Likewise.
7059 (Sized_symbol::init_undefined): New function.
7060 (Symbol_table::add_undefined_symbols_from_command_line): New
7062 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7064 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7065 (Symbol::output_section): Likewise.
7066 (Symbol::set_output_section): Likewise.
7067 (Symbol_table::sized_finalize_symbol): Likewise.
7068 (Symbol_table::sized_write_globals): Likewise.
7069 * resolve.cc (Symbol_table::should_override): Likewise.
7070 (Symbol::override_base_with_special): Likewise.
7072 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7073 symbol, change it to have default visibility.
7074 * testsuite/protected_1.cc: New file.
7075 * testsuite/protected_2.cc: New file.
7076 * testsuite/protected_3.cc: New file.
7077 * testsuite/protected_main_1.cc: New file.
7078 * testsuite/protected_main_2.cc: New file.
7079 * testsuite/protected_main_3.cc: New file.
7080 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7081 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7082 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7083 (protected_1.so): New target.
7084 (protected_1_pic.o, protected_2_pic.o): New targets.
7085 (protected_3_pic.o): New target.
7086 (check_PROGRAMS): Add protected_2.
7087 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7088 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7089 * testsuite/Makefile.in: Rebuild.
7091 * options.h (DEFINE_var): Add set_user_set_##varname__.
7092 (DEFINE_bool_alias): New macro.
7093 (class General_options): Define -Bstatic using DEFINE_bool_alias
7094 rather than DEFINE_special. Add --undefined as an alias for -z
7096 * options.cc (General_options::parse_Bstatic): Remove.
7098 * options.h (class General_options): Add --fatal-warnings.
7099 * main.cc (main): Implement --fatal-warnings.
7100 * errors.h (Errors::warning_count): New function.
7102 * options.h (class General_options): Add -Bsymbolic-functions.
7103 * symtab.h (Symbol::is_preemptible): Check for
7104 -Bsymbolic-functions.
7106 2008-05-05 Ian Lance Taylor <iant@google.com>
7108 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7109 as noVARNAME rather than no-VARNAME.
7110 (class General_options): Add option -z combreloc.
7111 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7113 (Output_reloc::sort_before) [SHT_REL]: New function.
7114 (Output_reloc::sort_before) [SHT_RELA]: New function.
7115 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7116 Sort_relocs_comparison.
7117 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7118 parameter. Change all callers.
7119 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7120 sort_relocs parameter. Change all callers.
7121 * output.cc (Output_reloc::get_address): New function, broken out
7123 (Output_reloc::write_rel): Call it.
7124 (Output_reloc::compare): New function.
7125 (Output_data_reloc_base::do_write): Optionally sort relocs.
7127 * configure.ac: If targ_extra_obj is set, link it in.
7128 * configure.tgt: Initialize all variables.
7129 (x86_64*): Set targ_extra_obj and targ_extra_size.
7130 * configure: Rebuild.
7132 * object.cc (Sized_relobj::include_section_group): Adjust section
7133 indexes read from group data. Build vector to pass to
7135 * layout.cc (Layout::layout_group): Add flags and shndxes
7136 parameters. Remove contents parameter. Change caller. Update
7137 explicit instantiations.
7138 * layout.h (class Layout): Update layout_group declaration.
7139 * output.cc (Output_data_group::Output_data_group): Add flags and
7140 input_shndxes parameters. Remove contents parameter. Change
7142 (Output_data_group::do_write): Change input_sections_ to
7144 * output.h (class Output_data_group): Update constructor
7145 declaration. Rename input_sections_ to input_shndxes_.
7146 * testsuite/many_sections_test.cc: Add template.
7148 2008-04-30 Cary Coutant <ccoutant@google.com>
7150 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7152 * layout.cc (Layout::include_section): Refactored check for debug
7154 (Layout::add_comdat): Add new parameters. Change type
7155 of signature parameter. Add object and shndx to signatures table.
7156 (Layout::find_kept_object): New function.
7157 * layout.h: Include <cstring>.
7158 (Layout::is_debug_info_section): New function.
7159 (Layout::add_comdat): Add new parameters.
7160 (Layout::find_kept_object): New function.
7161 (Layout::Kept_section): New struct.
7162 (Layout::Signatures): Change type of map range.
7163 * object.cc (Relobj::output_section_address): New function.
7164 (Sized_relobj::include_section_group): Add new parameters. Change
7165 calls to Layout::add_comdat. Change to build table of kept comdat
7166 groups and table mapping discarded sections to kept sections.
7167 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7168 (Sized_relobj::do_layout): Change calls to include_section_group and
7169 include_linkonce_section.
7170 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7171 value to zero when section is discarded.
7172 (Sized_relobj::map_to_kept_section): New function.
7173 * object.h (Relobj::output_section_address): New function.
7174 (Relobj::Comdat_group): New type.
7175 (Relobj::find_comdat_group): New function.
7176 (Relobj::Comdat_group_table): New type.
7177 (Relobj::Kept_comdat_section): New type.
7178 (Relobj::Kept_comdat_section_table): New type.
7179 (Relobj::add_comdat_group): New function.
7180 (Relobj::set_kept_comdat_section): New function.
7181 (Relobj::get_kept_comdat_section): New function.
7182 (Relobj::comdat_groups_): New field.
7183 (Relobj::kept_comdat_sections_): New field.
7184 (Symbol_value::input_value): Update comment.
7185 (Sized_relobj::map_to_kept_section) New function.
7186 (Sized_relobj::include_linkonce_section): Add new parameter.
7187 * target-reloc.h (Comdat_behavior): New type.
7188 (get_comdat_behavior): New function.
7189 (relocate_section): Add code to map a discarded section to the
7190 corresponding kept section when applying a relocation.
7192 2008-04-30 Craig Silverstein <csilvers@google.com>
7194 * dwarf_reader.cc (next_generation_count): New static var.
7195 (Addr2line_cache_entry): New struct.
7196 (addr2line_cache): New static var.
7197 (Dwarf_line_info::one_addr2line): Added caching.
7198 (Dwarf_line_info::clear_addr2line_cache): New function.
7199 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7200 cache-size parameter.
7201 (Dwarf_line_info::one_addr2line_cache): New function.
7202 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7203 new cache-size argument to one_addr2line(), and clear cache.
7205 2008-04-28 Cary Coutant <ccoutant@google.com>
7207 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7208 R_386_PC8 relocations.
7210 2008-04-23 Ian Lance Taylor <iant@google.com>
7212 * object.cc (Sized_relobj::include_section_group): Check for
7213 invalid section group.
7215 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7218 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7219 than read for file header.
7220 * archive.cc (Archive::include_member): Likewise.
7222 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7224 * aclocal.m4: Regenerate.
7225 * configure: Regenerate.
7227 2008-04-19 Ian Lance Taylor <iant@google.com>
7229 * version.cc (version_string): Bump to 1.6.
7231 * testsuite/Makefile.am (many_sections_r_test): New target.
7232 (many_sections_r_test_SOURCES): Remove.
7233 (many_sections_r_test_DEPENDENCIES): Remove.
7234 (many_sections_r_test_LDFLAGS): Remove.
7235 (many_sections_r_test_LDADD): Remove.
7237 * object.cc (Sized_relobj::do_add_symbols): Always pass
7238 local_symbol_count_ to add_from_relobj.
7240 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7241 every thousand variables.
7242 * testsuite/Makefile.in: Rebuild.
7244 * object.cc (Xindex::initialize_symtab_xindex): New function.
7245 (Xindex::read_symtab_xindex): New function.
7246 (Xindex::sym_xindex_to_shndx): New function.
7247 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7249 (Sized_relobj::do_initialize_xindex): New function.
7250 (Sized_relobj::do_read_symbols): Adjust section links.
7251 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7252 parameter. Change all callers.
7253 (Sized_relobj::include_section_group): Adjust section links and
7254 symbol section indexes.
7255 (Sized_relobj::do_layout): Adjust section links.
7256 (Sized_relobj::do_count_local_symbols): Adjust section links and
7257 symbol section indexes.
7258 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7259 ordinary and special symbols.
7260 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7261 dynsym_xindex parameters. Change all callers. Adjust section
7262 links. Use SHN_XINDEX when needed.
7263 (Sized_relobj::get_symbol_location_info): Adjust section links.
7264 Don't get fooled by special symbols.
7265 * object.h (class Xindex): Define.
7266 (class Object): Add xindex_ parameter. Declare virtual functoin
7267 do_initialize_xindex.
7268 (Object::adjust_sym_shndx): New function.
7269 (Object::set_xindex): New protected function.
7270 (class Symbol_value): Add is_ordinary_shndx_ field.
7271 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7272 (Symbol_value::value): Assert ordinary section.
7273 (Symbol_value::initialize_input_to_output_map): Likewise.
7274 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7276 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7278 (class Sized_relobj): Update declarations.
7279 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7280 parameter. Change all callers.
7281 (Sized_relobj::adjust_shndx): New function.
7282 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7284 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7285 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7286 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7287 (Sized_dynobj::read_dynsym_section): Adjust section links.
7288 (Sized_dynobj::read_dynamic): Likewise.
7289 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7291 (Sized_dynobj::do_initialize_xindex): New function.
7292 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7293 do_initialize_xindex.
7294 (Sized_dynobj::adjust_shndx): New function.
7295 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7296 dynsym_xindex_ fields.
7297 (Layout::finalize): Add a call to set_section_indexes before
7298 creating the symtab sections.
7299 (Layout::set_section_indexes): Don't do anything if the section
7300 already has a section index.
7301 (Layout::create_symtab_sections): Add shnum parameter. Change
7302 caller. Create .symtab_shndx section if needed.
7303 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7305 (Layout::allocated_output_section_count): New function.
7306 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7308 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7309 fields. Update declarations.
7310 (Layout::symtab_xindex): New function.
7311 (Layout::dynsym_xindex): New function.
7312 (class Write_symbols_task): Add layout_ field.
7313 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7315 * output.cc (Output_section_headers::Output_section_headers): Add
7316 shstrtab_section parameter. Change all callers.
7317 (Output_section_headers::do_sized_write): Store overflow values
7318 for section count and section string table section index in
7319 section header zero.
7320 (Output_file_header::do_sized_write): Check for overflow of
7321 section count and section string table section index.
7322 (Output_symtab_xindex::do_write): New function.
7323 (Output_symtab_xindex::endian_do_write): New function.
7324 * output.h (class Output_section_headers): Add shstrtab_section_.
7325 Update declarations.
7326 (class Output_symtab_xindex): Define.
7327 (Output_section::has_out_shndx): New function.
7328 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7330 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7332 (Sized_symbol::init): Likewise.
7333 (Symbol::output_section): Check for ordinary symbol.
7334 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7335 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7337 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7338 Change all callers. Simplify handling of symbols from sections
7339 not included in the link.
7340 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7342 (Weak_alias_sorter::operator()): Assert that symbols are
7344 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7346 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7347 parameters. Change all callers.
7348 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7349 symbol distinction. Use SHN_XINDEX when needed.
7350 (Symbol_table::write_section_symbol): Add symtab_xindex
7351 parameter. Change all callers.
7352 (Symbol_table::sized_write_section_symbol): Likewise. Use
7353 SHN_XINDEX when needed.
7354 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7356 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7357 (Symbol::is_defined): Check is_ordinary.
7358 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7359 (Symbol::is_absolute, Symbol::is_common): Likewise.
7360 (class Sized_symbol): Update declarations.
7361 (class Symbol_table): Update declarations.
7362 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7363 parameters. Change all callers.
7364 (Sized_symbol::override): Likewise.
7365 (Symbol_table::override): Likewise.
7366 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7367 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7368 is_ordinary, and orig_st_shndx parameters. Change all callers.
7369 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7370 to be in an ordinary section.
7371 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7372 object and is_ordinary parameters. Change all callers.
7373 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7374 Change all callers. Don't add undefined or non-ordinary symbols
7376 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7378 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7380 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7381 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7382 (Sized_relobj::relocate_sections): Likewise.
7383 * target-reloc.h (scan_relocs): Adjust section symbol index.
7384 (scan_relocatable_relocs): Likewise.
7385 * i386.cc (Scan::local): Check for ordinary symbols.
7386 * sparc.cc (Scan::local): Likewise.
7387 * x86_64.cc (Scan::local): Likewise.
7388 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7389 to symbol_section_and_value.
7390 * testsuite/many_sections_test.cc: New file.
7391 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7392 (check_PROGRAMS): Add many_sections_test.
7393 (many_sections_test_SOURCES): Define.
7394 (many_sections_test_DEPENDENCIES): Define.
7395 (many_sections_test_LDFLAGS): Define.
7396 (BUILT_SOURCES): Add many_sections_define.h.
7397 (many_sections_define.h): New target.
7398 (BUILT_SOURCES): Add many_sections_check.h.
7399 (many_sections_check.h): New target.
7400 (check_PROGRAMS): Add many_sections_r_test.
7401 (many_sections_r_test_SOURCES): Define.
7402 (many_sections_r_test_DEPENDENCIES): Define.
7403 (many_sections_r_test_LDFLAGS): Define.
7404 (many_sections_r_test_LDADD): Define.
7405 (many_sections_r_test.o): New target.
7406 * testsuite/Makefile.in: Rebuild.
7408 2008-04-17 Cary Coutant <ccoutant@google.com>
7410 * errors.cc (Errors::info): New function.
7411 (gold_info): New function.
7412 * errors.h (Errors::info): New function.
7413 * gold.h (gold_info): New function.
7414 * object.cc (Input_objects::add_object): Print trace output.
7415 * options.cc (options::parse_set): New function.
7416 (General_options::parse_wrap): Deleted.
7417 (General_options::General_options): Deleted initializer.
7418 * options.h (options::String_set): New typedef.
7419 (options::parse_set): New function.
7420 (DEFINE_set): New macro.
7421 (General_options::wrap): Changed to use DEFINE_set. Changed
7422 callers of any_wrap_symbols and is_wrap_symbol.
7423 (General_options::trace, General_options::trace_symbol):
7425 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7426 (General_options::wrap_symbols_): Deleted.
7427 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7429 2008-04-17 David S. Miller <davem@davemloft.net>
7431 * options.cc (General_options::parse_V): New function.
7432 * options.h: Add entries for -V and -Qy.
7434 2008-04-17 Ian Lance Taylor <iant@google.com>
7436 * common.cc (Symbol_table::allocate_commons): Remove options
7437 parameter. Change caller.
7438 (Symbol_table::do_allocate_commons): Remove options parameter.
7439 Change caller. Just call do_allocate_commons_list twice.
7440 (Symbol_table::do_allocate_commons_list): New function, broken out
7441 of do_allocate_commons.
7442 * common.h (class Allocate_commons_task): Remove options_ field.
7444 * symtab.cc (Symbol_table::Symbol_table): Initialize
7446 (Symbol_table::add_from_object): Put TLS common symbols on
7448 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7449 which are IN_OUTPUT_DATA.
7450 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7451 allocate_commons and do_allocate_commons declarations. Declare
7452 do_allocate_commons_list.
7453 * gold.cc (queue_middle_tasks): Update creation of
7454 Allocate_commons_task to not pass options.
7455 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7456 (TLS_TEST_C_FLAGS): New variable.
7457 (tls_test_c_pic.o): New target.
7458 (tls_test_shared.so): Link in tls_test_c_pic.o.
7459 (tls_test_c_pic_ie.o): New target.
7460 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7461 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7462 (tls_test_c.o): New target.
7463 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7464 (tls_pic_test_LDADD): Likewise.
7465 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7466 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7467 (tls_test_c_gnu2.o): New target.
7468 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7470 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7471 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7472 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7473 * testsuite/tls_test.cc: Include "config.h".
7474 (t_last): Call t11_last.
7475 * testsuite/tls_test.h (t11, t11_last): Declare.
7476 * testsuite/tls_test_c.c: New file.
7477 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7478 * configure.ac: Check for OpenMP support.
7479 * configure, config.in, Makefile.in: Rebuild.
7480 * testsuite/Makefile.in: Rebuild.
7482 2008-04-16 Cary Coutant <ccoutant@google.com>
7484 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7485 (Target_i386::tls_base_symbol_defined_): New field.
7486 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7487 (Target_i386::Scan::global): Likewise.
7488 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7489 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7490 (Target_x86_64::tls_base_symbol_defined_): New field.
7491 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7492 (Target_x86_64::Scan::global): Likewise.
7494 2008-04-16 Cary Coutant <ccoutant@google.com>
7496 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7497 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7498 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7499 building shared libraries.
7500 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7501 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7502 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7503 * testsuite/Makefile.in: Rebuild.
7504 * testsuite/weak_undef.h: New file.
7505 * testsuite/weak_undef_file1.cc: Add extra test cases.
7506 * testsuite/weak_undef_file2.cc: Likewise.
7507 * testsuite/weak_undef_test.cc: Likewise.
7509 2008-04-16 David S. Miller <davem@davemloft.net>
7511 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7512 Add issued_non_pic_error_ field. Declare check_non_pic.
7513 (Target_sparc::Scan::check_non_pic): New function.
7514 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7515 (Target_sparc::Scan::global): Likewise.
7517 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7518 * configure: Rebuild.
7520 * options.h (DEFINE_enable): New macro.
7521 (new_dtags): New enable option.
7522 (initfirst, interpose, loadfltr, nodefaultlib,
7523 nodelete, nodlopen, nodump): New -z options.
7524 * layout.cc (Layout:finish_dynamic_section): If new
7525 dtags enabled, emit DT_RUNPATH. Also, emit a
7526 DT_FLAGS_1 containing any specified -z flags.
7528 2008-04-16 Ian Lance Taylor <iant@google.com>
7530 * copy-relocs.cc: New file.
7531 * copy-relocs.h: New file.
7532 * reloc.cc: Remove Copy_relocs code.
7533 * reloc.h: Likewise.
7534 * reloc-types.h (struct Reloc_types) [both versions]: Add
7535 get_reloc_addend_noerror.
7536 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7537 variants of add_global which take an addend which must be zero.
7538 * i386.cc: Include "copy-relocs.h".
7539 (class Target_i386): Change type of copy_relocs_ to variable,
7541 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7543 (Target_i386::do_finalize_sections): Change handling of
7545 * sparc.cc: Include "copy-relocs.h".
7546 (class Target_sparc): Change type of copy_relocs_ to variable,
7548 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7550 (Target_sparc::do_finalize_sections): Change handling of
7552 * x86_64.cc: Include "copy-relocs.h".
7553 (class Target_x86_64): Change type of copy_relocs_ to variable,
7555 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7556 class. Change all callers.
7557 (Target_x86_64::do_finalize_sections): Change handling of
7559 * Makefile.am (CCFILES): Add copy-relocs.cc.
7560 (HFILES): Add copy-relocs.h.
7562 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7564 * testsuite/script_test_4.sh: Permit leading zeroes.
7566 2008-04-15 Ian Lance Taylor <iant@google.com>
7568 * script-sections.cc (Script_sections::create_segments): Use
7569 header_size_adjustment even when there is enough room for the
7571 * testsuite/script_test_4.sh: New file.
7572 * testsuite/script_test_4.t: New file.
7573 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7574 (check_DATA): Add script_test_4.stdout.
7575 (MOSTLYCLEANFILES): Likewise.
7576 (script_test_4): New target.
7577 (script_test_4.stdout): New target.
7578 * testsuite/Makefile.in: Rebuild.
7580 * sparc.cc: Add definitions for Output_data_plt_sparc class
7583 2008-04-14 David S. Miller <davem@davemloft.net>
7585 * sparc.cc: New file.
7586 * Makefile.am (TARGETSOURCES): Add sparc.cc
7587 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7588 * configure.tgt: Document targ_extra_size and
7589 targ_extra_big_endian. Add entries for sparc-* and
7591 * configure.ac: Handle targ_extra_size and
7592 targ_extra_big_endian.
7593 * Makefile.in: Rebuild.
7594 * configure: Likewise.
7595 * po/POTFILES.in: Likewise.
7596 * po/gold.pot: Likewise.
7598 2008-04-14 Ian Lance Taylor <iant@google.com>
7600 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7601 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7602 in the name/type/flags to section mapping. Don't call
7603 allocate_output_section.
7604 (Layout::choose_output_section): Change parameter from adjust_name
7605 to is_input_section. Don't permit input sections after sections
7606 are attached to segments. Don't call allocate_output_section.
7607 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7608 not write_enable_output_section.
7609 (Layout::make_output_section): Don't push to
7610 unattached_section_list_ nor call attach_to_segment. Call
7611 attach_section_to_segment if sections are attached.
7612 (Layout::attach_sections_to_segments): New function.
7613 (Layout::attach_section_to_segment): New function.
7614 (Layout::attach_allocated_section_to_segment): Rename from
7615 attach_to_segment. Remove flags parameter.
7616 (Layout::allocate_output_section): Remove function.
7617 (Layout::write_enable_output_section): Remove function.
7618 * layout.h (class Layout): Update for above changes. Add new
7619 field sections_are_attached_.
7620 * output.h (Output_section::update_flags_for_input_section): New
7622 * output.cc (Output_section::add_input_section): Call
7623 update_flags_for_input_section.
7624 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7626 2008-04-11 Cary Coutant <ccoutant@google.com>
7628 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7629 thought unnecessary.
7630 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7632 2008-04-11 Ian Lance Taylor <iant@google.com>
7634 * output.h (class Output_section_data): Remove inline definition
7636 * output.cc (Output_section_data::set_addralign): New function.
7638 2008-04-11 Cary Coutant <ccoutant@google.com>
7640 Add support for TLS descriptors for i386 and x86_64.
7641 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7642 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7643 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7645 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7646 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7647 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7649 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7650 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7651 Fix problem with initial-exec relocations.
7652 (Target_i386::Relocate::relocate_tls): Likewise.
7653 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7655 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7656 support for section-plus-offset dynamic table entries.
7657 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7658 (Output_data_dynamic::Dynamic_entry): Add support for
7659 section-plus-offset dynamic table entries.
7660 (Output_data_dynamic::Classification): Likewise.
7661 (Output_data_dynamic::classification_): Renamed offset_.
7662 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7663 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7664 (Target_x86_64::make_plt_section): New function.
7665 (Target_x86_64::reserve_tlsdesc_entries): New function.
7666 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7667 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7668 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7669 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7670 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7671 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7672 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7673 add extra PLT entry for TLS descriptors.
7674 (Output_data_plt_x86_64::got_): New field.
7675 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7676 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7678 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7680 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7681 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7682 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7683 R_386_TLS_DESC_CALL relocations.
7684 (Target_x86_64::Scan::global): Likewise.
7685 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7686 for TLS descriptors.
7687 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7688 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7689 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7690 GD-to-IE relaxation.
7691 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7692 and TLS_DESCRIPTORS.
7693 * Makefile.in: Rebuild.
7694 * configure: Rebuild.
7695 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7696 (tls_test_shared2.so): New target.
7697 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7698 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7699 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7700 (tls_shared_gd_to_ie_test_LDADD): New variable.
7701 (tls_shared_gnu2_gd_to_ie_test): New target.
7702 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7704 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7705 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7706 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7707 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7708 (tls_shared_gnu2_test): New target.
7709 (tls_test_gnu2_shared.so): New target.
7710 (tls_shared_gnu2_test_SOURCES): New variable.
7711 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7712 (tls_shared_gnu2_test_LDFLAGS): New variable.
7713 (tls_shared_gnu2_test_LDADD): New variable.
7714 * testsuite/Makefile.in: Rebuild.
7715 * testsuite/Makefile.
7717 2008-04-11 Ian Lance Taylor <iant@google.com>
7719 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7721 * testsuite/Makefile.in: Rebuild.
7723 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7725 * testsuite/script_test_2.cc (main): Adjust test.
7727 2008-04-11 David S. Miller <davem@davemloft.net>
7728 Ian Lance Taylor <iant@google.com>
7730 * options.h (General_options): Add entries for '-Y' and
7732 * options.cc (General_options:finalize): If -Y was used, add those
7733 entries to the library path instead of the default "/lib" and
7736 2008-04-11 David S. Miller <davem@davemloft.net>
7738 * testsuite/justsyms.t: Start at 0x100.
7739 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7740 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7742 * testsuite/script_test_2.cc: Adjust string and section length
7745 2008-04-09 Ian Lance Taylor <iant@google.com>
7748 * script-sections.cc (Sections_element::allocate_to_segment): Add
7750 (Output_section_definition::allocate_to_segment): Likewise.
7751 (Orphan_output_section::allocate_to_segment): Likewise.
7752 (Script_sections::attach_sections_using_phdrs_clause): Don't
7753 propagate non-PT_LOAD segments to orphan sections.
7754 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7755 readelf rather than objdump.
7756 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7757 .interp section and PT_INTERP segment are the same size.
7758 * testsuite/Makefile.in: Rebuild.
7760 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7761 aliases for symbols defined in the same object.
7762 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7763 (weak_alias_test_SOURCES): New variable.
7764 (weak_alias_test_DEPENDENCIES): New variable.
7765 (weak_alias_test_LDFLAGS): New variable.
7766 (weak_alias_test_LDADD): New variable.
7767 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7768 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7769 (weak_alias_test_3.o): New target.
7770 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7771 * testsuite/weak_alias_test_main.cc: New file.
7772 * testsuite/weak_alias_test_1.cc: New file.
7773 * testsuite/weak_alias_test_2.cc: New file.
7774 * testsuite/weak_alias_test_3.cc: New file.
7776 2008-04-08 Ian Lance Taylor <iant@google.com>
7778 * options.h (class General_options): Add --noinhibit-exec option.
7779 * main.cc (main): Check --noinhibit-exec.
7781 * options.h (class General_options): Define --wrap as a special
7782 option. Add wrap_symbols_ field.
7783 (General_options::any_wrap_symbols): New function.
7784 (General_options::is_wrap_symbol): New function.
7785 * options.cc (General_options::parse_wrap): New function.
7786 (General_options::General_options): Initialize wrap_symbols_.
7787 * symtab.cc (Symbol_table::wrap_symbol): New function.
7788 (Symbol_table::add_from_object): Handle --wrap.
7789 * symtab.h (class Symbol_table): Declare wrap_symbol.
7790 * target.h (Target::wrap_char): New function.
7791 (Target::Target_info): Add wrap_char field.
7792 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7793 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7794 * testsuite/testfile.cc (Target_test::test_target_info):
7797 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7800 * layout.h (class Layout): Add added_eh_frame_data_ field.
7801 * layout.cc (Layout::Layout): Initialize new field.
7802 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7803 output section until we find a section we merged successfully.
7804 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7805 that the size be non-zero.
7807 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7810 2008-04-08 Craig Silverstein <csilvers@google.com>
7812 * configure.ac: Export new conditional variable HAVE_ZLIB.
7813 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7815 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7816 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7818 2008-04-07 Ian Lance Taylor <iant@google.com>
7820 * version.cc (version_string): Set to "1.5".
7822 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7823 Add issued_non_pic_error_ field. Declare check_non_pic.
7824 (Target_x86_64::Scan::check_non_pic): New function.
7825 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7826 (Target_x86_64::Scan::global): Likewise.
7828 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7829 addend parameter. Change caller. Handle merge sections.
7830 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7831 Address to Addend. Don't add in the result of
7832 local_section_offset, pass down the addend and use the returned
7834 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7835 Update declarations of local_section_offset and symbol_value.
7836 * testsuite/two_file_test_1.cc (t18): New function.
7837 * testsuite/two_file_test_2.cc (f18): New function.
7838 * testsuite/two_file_test_main.cc (main): Call t18.
7839 * testsuite/two_file_test.h (t18, f18): Declare.
7841 * configure.ac: Don't test for objdump, c++filt, or readelf.
7842 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7844 (TEST_READELF): New variable.
7845 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7846 (check_PROGRAMS): Add two_file_strip_test.
7847 (two_file_strip_test): New target.
7848 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7849 (two_file_same_shared_strip_test_SOURCES): New variable.
7850 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7851 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7852 (two_file_same_shared_strip_test_LDADD): New variable.
7853 (two_file_shared_strip.so): New target.
7854 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7855 (ver_test_5.syms, ver_test_7.syms): Likewise.
7856 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7857 (strip_test_3.stdout): Use TEST_OBJDUMP.
7858 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7860 2008-04-04 Cary Coutant <ccoutant@google.com>
7862 * symtab.h (Symbol::is_weak_undefined): New function.
7863 (Symbol::is_strong_undefined): New function.
7864 (Symbol::is_absolute): New function.
7865 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7866 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7868 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7869 (weak_undef_test): New target.
7870 * testsuite/Makefile.in: Rebuild.
7871 * testsuite/weak_undef_file1.cc: New file.
7872 * testsuite/weak_undef_file2.cc: New file.
7873 * testsuite/weak_undef_test.cc: New file.
7875 2008-04-03 Craig Silverstein <csilvers@google.com>
7877 * compressed_output.h (class Output_compressed_section): Use
7879 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7881 (zlib_compressed_suffix): Removed.
7882 (Output_compressed_section::set_final_data_size): Use unsigned
7884 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7885 Fix linker invocation.
7886 (flagstest_o_specialfile_and_compress_debug_sections):
7888 * testsuite/Makefile.in: Regenerated.
7890 2008-04-02 David S. Miller <davem@davemloft.net>
7892 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7893 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7895 2008-04-02 Craig Silverstein <csilvers@google.com>
7899 2008-04-02 Ian Lance Taylor <iant@google.com>
7901 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7902 parameters. Update for new key type to views_. Change all
7904 (File_read::read): Adjust for byteshift in returned view.
7905 (File_read::add_view): New function, broken out of
7907 (File_read::make_view): New function, broken out of
7909 (File_read::find_or_make_view): Add offset and aligned
7910 parameters. Rewrite accordingly. Change all callers.
7911 (File_read::get_view): Add offset and aligned parameters. Adjust
7912 for byteshift in return value.
7913 (File_read::get_lasting_view): Likewise.
7914 * fileread.h (class File_read): Update declarations.
7915 (class File_read::View): Add byteshift_ field. Add byteshift to
7916 constructor. Add byteshift method.
7917 * archive.h (Archive::clear_uncached_views): New function.
7918 (Archive::get_view): Add aligned parameter. Change all callers.
7919 * object.h (Object::get_view): Add aligned parameter. Change all
7921 (Object::get_lasting_view): Likewise.
7923 * fileread.cc (File_read::release): Don't call clear_views if
7924 there are multiple objects.
7925 * fileread.h (File_read::clear_uncached_views): New function.
7926 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7929 2008-03-31 Cary Coutant <ccoutant@google.com>
7931 Add thin archive support.
7932 * archive.cc (Archive::armagt): New const.
7933 (Archive::setup): Remove task parameter and calls to unlock.
7934 (Archive::unlock_nested_archives): New function.
7935 (Archive::read_header): Add nested_off parameter. Change
7937 (Archive::interpret_header): Likewise.
7938 (Archive::include_all_members): Change to handle thin
7940 (Archive::include_member): Likewise.
7941 * archive.h (Archive::Archive): Add new parameters and
7943 (Archive::armagt): New const.
7944 (Archive::setup): Remove task parameter.
7945 (Archive::unlock_nested_archives): New function.
7946 (Archive::read_header): Add nested_off parameter.
7947 (Archive::interpret_header): Likewise.
7948 (Archive::Nested_archive_table): New typedef.
7949 (Archive::is_thin_archive_): New field.
7950 (Archive::nested_archives_): New field.
7951 (Archive::options_): New field.
7952 (Archive::dirpath_): New field.
7953 (Archive::task_): New field.
7954 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7955 for thin archives. Pass additional parameters to
7956 Archive::Archive. Unlock the archive file after calling
7959 2008-03-29 Ian Lance Taylor <iant@google.com>
7961 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7962 version symbol to be local.
7963 * testsuite/ver_test_4.sh: New file.
7964 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7965 (check_DATA): Add ver_test_4.syms.
7966 (ver_test_4.syms): New target.
7967 * testsuite/Makefile.in: Rebuild.
7970 (Output_section::Input_section_sort_entry::has_priority): New
7972 (Output_section::Input_section_sort_entry::match_file_name): New
7974 (Output_section::Input_section_sort_entry::match_section_name):
7976 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7978 (Output_section::Input_section_sort_entry::match_section_file):
7980 (Output_section::Input_section_sort_compare::operator()): Rewrite
7981 using new Input_section_sort_entry functions. Sort crtbegin and
7982 crtend first. Sort sections with no priority before sections with
7984 * testsuite/initpri1.c (d3): Check j != 4.
7985 (cd5): New constructor/destructor function.
7986 (main): Check j != 2.
7988 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7989 new symbol when resolving, don't call set_is_default.
7990 * testsuite/ver_test_7.cc: New file.
7991 * testsuite/ver_test_7.sh: New file.
7992 * testsuite/Makefile.am (ver_test_7.so): New target.
7993 (ver_test_7.o): New target.
7994 (check_SCRIPTS): Add ver_test_7.sh.
7995 (check_DATA): Add ver_test_7.syms.
7996 (ver_test_7.syms): New target.
7998 2008-03-28 Ian Lance Taylor <iant@google.com>
8000 * layout.cc (Layout::layout): If we see an input section with a
8001 name that needs sorting, set the must_sort flag for the output
8003 (Layout::make_output_section): If the name of the output section
8004 indicates that it might require sorting, set the may_sort flag.
8005 * output.h (Output_section::may_sort_attached_input_sections): New
8007 (Output_section::set_may_sort_attached_input_sections): New
8009 (Output_section::must_sort_attached_input_sections): New
8011 (Output_section::set_must_sort_attached_input_sections): New
8013 (class Output_section): Declare Input_section_sort_entry. Define
8014 Input_section_sort_compare. Declare
8015 sort_attached_input_sections. Add new fields:
8016 may_sort_attached_input_sections_,
8017 must_sort_attached_input_sections_,
8018 attached_input_sections_are_sorted_.
8019 * output.cc (Output_section::Output_section): Initialize new
8021 (Output_section::add_input_section): Add an entry to
8022 input_sections_ if may_sort or must_sort are true.
8023 (Output_section::set_final_data_size): Call
8024 sort_attached_input_sections if necessary.
8025 (Output_section::Input_section_sort_entry): Define new class.
8026 (Output_section::Input_section_sort_compare::operator()): New
8028 (Output_section::sort_attached_input_sections): New function.
8029 * configure.ac: Check whether the compiler supports constructor
8030 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8031 * testsuite/initpri1.c: New file.
8032 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8033 CONSTRUCTOR_PRIORITY.
8034 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8035 (initpri1_LDFLAGS): New variable.
8036 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8038 2008-03-27 Ian Lance Taylor <iant@google.com>
8040 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8041 * testsuite/common_test_1.c: New file.
8042 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8043 (common_test_1_SOURCES): New variable.
8044 (common_test_1_DEPENDENCIES): New variable.
8045 (common_test_1_LDFLAGS): New variable.
8047 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8048 and commons_ correctly when NAME/VERSION does not override
8050 * testsuite/ver_test_6.c: New file.
8051 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8052 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8053 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8055 2008-03-26 Ian Lance Taylor <iant@google.com>
8057 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8058 of an undefined symbol from a version script.
8059 * testsuite/Makefile.am (ver_test_5.so): New target.
8060 (ver_test_5.o): New target.
8061 (check_SCRIPTS): Add ver_test_5.sh.
8062 (check_DATA): Add ver_test_5.syms.
8063 (ver_test_5.syms): New target.
8064 * testsuite/ver_test_5.cc: New file.
8065 * testsuite/ver_test_5.script: New file.
8066 * testsuite/ver_test_5.sh: New file.
8067 * Makefile.in, testsuite/Makefile.in: Rebuild.
8070 Fix problems building gold with gcc 4.3.0.
8071 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8072 (gold_error_at_location, gold_warning_at_location): Use it.
8073 * configure.ac: Check whether we can compile and use a template
8074 function with a printf attribute.
8075 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8076 when jumping over bytes.
8077 * object.cc: Instantiate Object::read_section_data.
8078 * debug.h: Include <cstring>
8079 * dwarf_reader.cc: Include <algorithm>
8080 * main.cc: Include <cstring>.
8081 * options.cc: Include <cstring>.
8082 * output.cc: Include <cstring>.
8083 * script.cc: Include <cstring>.
8084 * script.h: Include <string>.
8085 * symtab.cc: Include <cstring> and <algorithm>.
8086 * target-select.cc: Include <cstring>.
8087 * version.cc: Include <string>.
8088 * testsuite/testmain.cc: Include <cstdlib>.
8089 * configure, config.in: Rebuild.
8091 2008-03-25 Ian Lance Taylor <iant@google.com>
8093 * options.cc: Include "../bfd/bfdver.h".
8094 (options::help): Print bug reporting address.
8096 * version.cc (print_version): Adjust output for current value of
8101 * options.cc (options::help): Print list of supported targets.
8102 * target-select.h: Include <vector>.
8103 (class Target_selector): Make machine_, size_, and is_big_endian_
8104 fields const. Add bfd_name_ and instantiated_target_ fields.
8105 (Target_selector::Target_selector): Add bfd_name parameter.
8106 (Target_selector::recognize): Make non-virtual, call
8108 (Target_selector::recognize_by_name): Make non-virtual, call
8109 do_recognize_by_name.
8110 (Target_selector::supported_names): New function.
8111 (Target_selector::bfd_name): New function.
8112 (Target_selector::do_instantiate_target): New pure virtual
8114 (Target_selector::do_recognize): New virtual function.
8115 (Target_selector::do_recognize_by_name): New virtual function.
8116 (Target_selector::instantiate_target): New private function.
8117 (supported_target_names): Declare.
8118 * target-select.cc (Target_selector::Target_selector): Update for
8119 new parameter and fields.
8120 (select_target_by_name): Check that the name matches before
8121 calling recognize_by_name.
8122 (supported_target_names): New function.
8123 * i386.cc (class Target_selector_i386): Update Target_selector
8124 constructor call. Remove recognize and recognize_by_name. Add
8125 do_instantiate_target.
8126 * x86_64.cc (class Target_selector_x86_64): Likewise.
8127 * testsuite/testfile.cc (class Target_selector_test): Update for
8128 changes to Target_selector.
8130 * README: Rewrite, with some notes on unsupported features.
8132 2008-03-24 Cary Coutant <ccoutant@google.com>
8134 * i386.cc (Target_i386::Got_type): New enum declaration.
8135 (Target_i386::Scan::local): Updated callers of Output_data_got
8137 (Target_i386::Scan::global): Likewise.
8138 (Target_i386::Relocate::relocate): Likewise.
8139 (Target_i386::Relocate::relocate_tls): Likewise.
8140 * object.h (Got_offset_list): New class.
8141 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8142 (Sized_relobj::local_got_offset): Likewise.
8143 (Sized_relobj::set_local_got_offset): Likewise.
8144 (Sized_relobj::local_has_tls_got_offset): Removed.
8145 (Sized_relobj::local_tls_got_offset): Removed.
8146 (Sized_relobj::set_local_tls_got_offset): Removed.
8147 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8148 * output.cc (Output_data_got::add_global): Added got_type parameter.
8149 (Output_data_got::add_global_with_rel): Likewise.
8150 (Output_data_got::add_global_with_rela): Likewise.
8151 (Output_data_got::add_global_pair_with_rel): New function.
8152 (Output_data_got::add_global_pair_with_rela): New function.
8153 (Output_data_got::add_local): Added got_type parameter.
8154 (Output_data_got::add_local_with_rel): Likewise.
8155 (Output_data_got::add_local_with_rela): Likewise.
8156 (Output_data_got::add_local_pair_with_rel): New function.
8157 (Output_data_got::add_local_pair_with_rela): New function.
8158 (Output_data_got::add_global_tls): Removed.
8159 (Output_data_got::add_global_tls_with_rel): Removed.
8160 (Output_data_got::add_global_tls_with_rela): Removed.
8161 (Output_data_got::add_local_tls): Removed.
8162 (Output_data_got::add_local_tls_with_rel): Removed.
8163 (Output_data_got::add_local_tls_with_rela): Removed.
8164 * output.h (Output_data_got::add_global): Added got_type parameter.
8165 (Output_data_got::add_global_with_rel): Likewise.
8166 (Output_data_got::add_global_with_rela): Likewise.
8167 (Output_data_got::add_global_pair_with_rel): New function.
8168 (Output_data_got::add_global_pair_with_rela): New function.
8169 (Output_data_got::add_local): Added got_type parameter.
8170 (Output_data_got::add_local_with_rel): Likewise.
8171 (Output_data_got::add_local_with_rela): Likewise.
8172 (Output_data_got::add_local_pair_with_rel): New function.
8173 (Output_data_got::add_local_pair_with_rela): New function.
8174 (Output_data_got::add_global_tls): Removed.
8175 (Output_data_got::add_global_tls_with_rel): Removed.
8176 (Output_data_got::add_global_tls_with_rela): Removed.
8177 (Output_data_got::add_local_tls): Removed.
8178 (Output_data_got::add_local_tls_with_rel): Removed.
8179 (Output_data_got::add_local_tls_with_rela): Removed.
8180 * resolve.cc (Symbol::override_base_with_special): Removed
8181 reference to has_got_offset_ field.
8182 * symtab.cc (Symbol::init_fields): Replaced initialization
8183 of got_offset_ with got_offsets_. Removed initialization
8185 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8186 (Symbol::got_offset): Likewise.
8187 (Symbol::set_got_offset): Likewise.
8188 (Symbol::has_tls_got_offset): Removed.
8189 (Symbol::tls_got_offset): Removed.
8190 (Symbol::set_tls_got_offset): Removed.
8191 (Symbol::got_offset_): Removed.
8192 (Symbol::tls_mod_got_offset_): Removed.
8193 (Symbol::tls_pair_got_offset_): Removed.
8194 (Symbol::got_offsets_): New field.
8195 (Symbol::has_got_offset): Removed.
8196 (Symbol::has_tls_mod_got_offset): Removed.
8197 (Symbol::has_tls_pair_got_offset): Removed.
8198 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8199 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8201 (Target_x86_64::Scan::global): Likewise.
8202 (Target_x86_64::Relocate::relocate): Likewise.
8203 (Target_x86_64::Relocate::relocate_tls): Likewise.
8205 2008-03-25 Ben Elliston <bje@au.ibm.com>
8207 * yyscript.y: Fix spelling error in comment.
8209 2008-03-24 Ian Lance Taylor <iant@google.com>
8211 * options.h (class General_options): Define build_id option.
8212 * layout.h (class Layout): Declare write_build_id, create_note,
8213 create_build_id. Add build_id_note_ member.
8214 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8215 "libiberty.h", "md5.h", "sha1.h".
8216 (Layout::Layout): Initialize eh_frame_data_,
8217 eh_frame_hdr_section_, and build_id_note_.
8218 (Layout::finalize): Call create_build_id.
8219 (Layout::create_note): New function, broken out of
8220 Layout::create_gold_note.
8221 (Layout::create_gold_note): Call create_note.
8222 (Layout::create_build_id): New function.
8223 (Layout::write_build_id): New function.
8224 (Close_task_runner::run): Call write_build_id.
8226 * x86_64.cc: Correct license to GPLv3.
8228 2008-03-23 Ian Lance Taylor <iant@google.com>
8230 * options.cc: Include "demangle.h".
8231 (parse_optional_string): New function.
8232 (parse_long_option): Handle takes_optional_argument.
8233 (parse_short_option): Update dash_z initializer. Handle
8234 takes_optional_argument.
8235 (General_options::General_options): Initialize do_demangle_.
8236 (General_options::finalize): Set do_demangle_. Handle demangling
8238 * options.h (parse_optional_string): Declare.
8239 (struct One_option): Add optional_arg field. Update constructor.
8240 Update call constructor calls. Add takes_optional_argument
8242 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8243 (DEFINE_optional_string): Define.
8244 (General_options::demangle): Change from DEFINE_bool to
8245 DEFINE_optional_string.
8246 (General_options::no_demangle): New function.
8247 (General_options::do_demangle): New function.
8248 (General_options::set_do_demangle): New function.
8249 (General_options::execstack_status_): Move definition to end of
8251 (General_options::static_): Likewise.
8252 (General_options::do_demangle_): New field.
8253 * object.cc (big_endian>::get_symbol_location_info): Call
8254 Options::do_demangle, not Options::demangle.
8255 * symtab.cc (demangle): Likewise.
8257 2008-03-22 Ian Lance Taylor <iant@google.com>
8259 * gold.h: Include <cstddef> and <sys/types.h>
8260 * options.h: Include <cstring>.
8262 2008-03-21 Ian Lance Taylor <iant@google.com>
8264 * Added source code to GNU binutils.