1 2010-07-13 Ian Lance Taylor <iant@google.com>
3 * archive.cc (Archive::include_member): Unlock an external member
4 of a thin archive. Don't bother to delete an object we know is
7 2010-07-12 Cary Coutant <ccoutant@google.com>
9 * compressed_output.cc (zlib_decompress): New function.
10 (get_uncompressed_size): New function.
11 (decompress_input_section): New function.
12 * compressed_output.h (get_uncompressed_size): New function.
13 (decompress_input_section): New function.
14 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
15 Handle compressed debug sections.
16 * layout.cc (is_compressed_debug_section): New function.
17 (Layout::output_section_name): Map compressed section names to
19 * layout.h (is_compressed_debug_section): New function.
20 (is_debug_info_section): Recognize compressed debug sections.
21 * merge.cc: Include compressed_output.h.
22 (Output_merge_data::do_add_input_section): Handle compressed
24 (Output_merge_string::do_add_input_section): Handle compressed
26 * object.cc: Include compressed_output.h.
27 (Sized_relobj::Sized_relobj): Initialize new data members.
28 (build_compressed_section_map): New function.
29 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
30 * object.h (Object::section_is_compressed): New method.
31 (Object::do_section_is_compressed): New method.
32 (Sized_relobj::Compressed_section_map): New type.
33 (Sized_relobj::do_section_is_compressed): New method.
34 (Sized_relobj::compressed_sections_): New data member.
35 * output.cc (Output_section::add_input_section): Handle compressed
37 * reloc.cc: Include compressed_output.h.
38 (Sized_relobj::write_sections): Handle compressed debug sections.
40 2010-07-08 Cary Coutant <ccoutant@google.com>
42 * resolve.cc (Symbol_table::resolve): Remember whether undef was
43 weak when resolving to a dynamic def.
44 (Symbol_table::should_override): Add adjust_dyndef flag; set it
45 for weak undef/dynamic def cases. Adjust callers.
46 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
48 (Symbol_table::sized_write_globals): Adjust symbol binding.
49 (Symbol_table::sized_write_symbol): Add binding parameter.
50 * symtab.h (Symbol::set_undef_binding): New method.
51 (Symbol::is_undef_binding_weak): New method.
52 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
53 (Symbol_table::should_override): Add new parameter.
54 (Symbol_table::sized_write_symbol): Add new parameter.
56 * testsuite/weak_undef_file1.cc: Add new test case.
57 * testsuite/weak_undef_file2.cc: Fix header comment.
58 * testsuite/weak_undef_test.cc: Add new test case.
60 2010-06-29 Doug Kwan <dougkwan@google.com>
62 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
63 Initialize USE_SYMBOL_.
64 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
66 (Arm_reloc_property::uses_symbol_): New data member declaration.
67 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
68 uses symbol value and symbol is undefined but not weakly undefined.
70 2010-06-28 Rafael Espindola <espindola@google.com>
72 * plugin.cc (Plugin::load): Use dlerror.
74 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
76 * symtab.cc (detect_odr_violations): When reporting an ODR
77 violation, report an object where the symbol is defined.
79 2010-06-25 Doug Kwan <dougkwan@google.com>
81 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
82 (Target_arm::section_may_have_icf_unsafe_pointers): New method
84 (Target_arm::Scan::local_reloc_may_be_function_pointer,
85 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
86 target hook to detect function points.
87 (Target_arm::Scan::possible_function_pointer_reloc): New method.
88 * icf.h (Icf::check_section_for_function_pointers): Change type of
89 parameter SECTION_NAME to const reference to std::string. Use
90 target hook to determine if section may have unsafe pointers.
91 * target.h (Target::section_may_have_icf_unsafe_pointers): New
94 2010-06-21 Rafael Espindola <espindola@google.com>
96 * fileread.cc (Input_file::find_fie): New
97 (Input_file::open): Use Input_file::find_fie.
98 * fileread.h (Input_file::find_fie): New
99 * plugin.cc (set_extra_library_path): New.
100 (Plugin::load): Add set_extra_library_path to the transfer vector.
101 (Plugin_manager::set_extra_library_path): New.
102 (Plugin_manager::add_input_file): Use the extra search path if set.
103 (set_extra_library_path(): New.
104 * plugin.h (Plugin_manager): Add set_extra_library_path and
107 2010-06-19 Cary Coutant <ccoutant@google.com>
109 * layout.cc (gdb_sections): Add .debug_types.
110 (lines_only_debug_sections): Likewise.
112 2010-06-18 Rafael Espindola <espindola@google.com>
114 * plugin.cc (add_input_file,add_input_library)
115 (Plugin_manager::add_input_file): Make filename arguments const.
116 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
119 2010-06-16 Doug Kwan <dougkwan@google.com>
121 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
122 .ARM.attributes section if we have not merged any input
125 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
127 * arm.cc: Allow combining objects with no EABI version
130 2010-06-15 Rafael Espindola <espindola@google.com>
132 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
134 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
136 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
137 (struct iovec): Correct !HAVE_READV definition.
139 2010-06-10 Cary Coutant <ccoutant@google.com>
141 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
142 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
144 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
147 * symtab.h (Symbol::is_placeholder): New member function.
148 * target-reloc.h (relocate_section): Check for placeholder symbols.
150 * testsuite/Makefile.am (plugin_test_8): New test.
151 (plugin_test_9): New test.
152 * testsuite/Makefile.in: Regenerate.
154 2010-06-09 Nick Clifton <nickc@redhat.com>
156 * yyscript.y (input_list_element): Allow strings prefixed with
157 the '-' character. Treat these as libraries.
158 * script.cc (script_add_library): New function. Adds a library
159 specified by "-l<name>" found in an input script.
160 * script-c.h: Add prototype for script_add_library.
162 2010-06-07 Doug Kwan <dougkwan@google.com>
164 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
165 Restrict stub-group size to be within long conditional branch
166 range when working around cortex-A8 erratum.
168 2010-06-07 Damien Diederen <dd@crosstwine.com>
170 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
173 2010-06-03 Sriraman Tallam <tmsriram@google.com>
177 (Output_section::Input_section_sort_entry::compare_section_ordering):
178 Change to return non-zero correctly.
179 (Output_section::Input_section_sort_section_order_index_compare
180 ::operator()): Change to fix ambiguity in comparisons.
182 2010-06-01 Sriraman Tallam <tmsriram@google.com>
184 * gold.h (is_wildcard_string): New function.
185 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
186 (Layout::layout_eh_frame): Ditto.
187 (Layout::find_section_order_index): New method.
188 (Layout::read_layout_from_file): New method.
189 * layout.h (Layout::find_section_order_index): New method.
190 (Layout::read_layout_from_file): New method.
191 (Layout::input_section_position_): New private member.
192 (Layout::input_section_glob_): New private member.
193 * main.cc (main): Call read_layout_from_file here.
194 * options.h (--section-ordering-file): New option.
195 * output.cc (Output_section::input_section_order_specified_): New
197 (Output_section::Output_section): Initialize new member.
198 (Output_section::add_input_section): Add new parameter.
199 Keep input sections when --section-ordering-file is used.
200 (Output_section::set_final_data_size): Sort input sections when
201 section ordering file is specified.
202 (Output_section::Input_section_sort_entry): Add new parameter.
204 (Output_section::Input_section_sort_entry::compare_section_ordering):
206 (Output_section::Input_section_sort_compare::operator()): Change to
207 consider section_order_index.
208 (Output_section::Input_section_sort_init_fini_compare::operator()):
209 Change to consider section_order_index.
210 (Output_section::Input_section_sort_section_order_index_compare
211 ::operator()): New method.
212 (Output_section::sort_attached_input_sections): Change to sort
213 according to section order when specified.
214 (Output_section::add_input_section<32, true>): Add new parameter.
215 (Output_section::add_input_section<64, true>): Add new parameter.
216 (Output_section::add_input_section<32, false>): Add new parameter.
217 (Output_section::add_input_section<64, false>): Add new parameter.
218 * output.h (Output_section::add_input_section): Add new parameter.
219 (Output_section::input_section_order_specified): New
221 (Output_section::set_input_section_order_specified): New method.
222 (Input_section::Input_section): Initialize section_order_index_.
223 (Input_section::section_order_index): New method.
224 (Input_section::set_section_order_index): New method.
225 (Input_section::section_order_index_): New member.
226 (Input_section::Input_section_sort_section_order_index_compare): New
228 (Output_section::input_section_order_specified_): New member.
229 * script-sections.cc (is_wildcard_string): Delete and move modified
231 (Output_section_element_input::Output_section_element_input): Modify
232 call to is_wildcard_string.
233 (Output_section_element_input::Input_section_pattern
234 ::Input_section_pattern): Ditto.
235 (Output_section_element_input::Output_section_element_input): Ditto.
236 * testsuite/Makefile.am (final_layout): New test case.
237 * testsuite/Makefile.in: Regenerate.
238 * testsuite/final_layout.cc: New file.
239 * testsuite/final_layout.sh: New file.
241 2010-06-01 Rafael Espindola <espindola@google.com>
243 * plugin.cc (Plugin::load): Pass the output name to the plugin.
245 2010-06-01 Rafael Espindola <espindola@google.com>
247 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
248 visibility of symbols.
250 2010-05-27 Doug Kwan <dougkwan@google.com>
252 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
253 from start of output section instead of address for a local symbol
254 in a merged or relaxed section when doing a relocatable link.
256 2010-05-26 Rafael Espindola <espindola@google.com>
259 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
260 adding sections the garbage collector removed.
261 * gold/testsuite/Makefile.am: Add test.
262 * gold/testsuite/Makefile.in: Regenerate.
263 * gold/testsuite/plugin_test_7.sh: New.
264 * gold/testsuite/plugin_test_7_1.c: New.
265 * gold/testsuite/plugin_test_7_2.c: New.
267 2010-05-26 Rafael Espindola <espindola@google.com>
269 * script-sections.cc (Output_section_definition::set_section_addresses):
270 Check for --section-start.
272 2010-05-26 Doug Kwan <dougkwan@google.com>
274 * arm.cc (Arm_scan_relocatable_relocs): New class.
275 (Target_arm::relocate_special_relocatable): New method.
276 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
277 (Arm_relocate_functions::thumb_branch_common): Same.
278 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
279 instead of Default_scan_relocatable_relocs.
280 * target-reloc.h (relocate_for_relocatable): Let target handle
281 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
282 * target.h (Sized_target::relocate_special_relocatable): New method.
284 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
286 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
288 2010-05-23 Doug Kwan <dougkwan@google.com>
290 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
292 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
293 with a direct branch, not a conditional branch, to a stub.
294 * merge.cc (Output_merge_base::record_input_section): New method
296 (Output_merge_data::do_add_input_section): Record input section if
297 keeps-input-sections flag is set.
298 (Output_merge_string::do_add_input_section): Ditto.
299 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
300 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
302 (Output_merge_base::keeps_input_sections,
303 Output_merge_base::set_keeps_input_sections,
304 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
306 (Output_merge_base::Input_sections): New type declaration.
307 (Output_merge_base::input_sections_begin,
308 Output_merge_base::input_sections_end,
309 Output_merge_base::do_set_keeps_input_sections): New method definitions.
310 (Output_merge_base::bool keeps_input_sections_,
311 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
312 Output_merge_base::input_sections_): New data members.
313 (Output_merge_data::do_set_keeps_input_sections): New method
315 (Output_merge_string::do_set_keeps_input_sections): Ditto.
316 * output.cc (Output_section::Input_section::relobj): Move method
317 defintion from class declaration to here and handle merge sections.
318 (Output_section::Input_section::shndx): Ditto.
319 (Output_section::Output_section): Remove initializations of removed
320 data members and initialize new data member LOOKUP_MAPS_.
321 (Output_section::add_input_section): Set keeps-input-sections flag
322 for a newly created merge output section as appropriate. Adjust code
323 to use Output_section_lookup_maps class.
324 (Output_section::add_relaxed_input_section): Adjst code for lookup
325 maps code refactoring.
326 (Output_section::add_merge_input_section): Add a new parameter
327 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
328 class. If adding input section to a newly created merge output
329 section fails, remove the new merge section.
330 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
331 Adjust code for use of the Output_section_lookup_maps class.
332 (Output_section::find_merge_section): Ditto.
333 (Output_section::build_lookup_maps): New method defintion.
334 (Output_section::find_relaxed_input_section): Adjust code to use
335 Output_section_lookup_maps class.
336 (Output_section::get_input_sections): Export merge sections. Adjust
337 code to use Output_section_lookup_maps class.
338 (Output_section:::add_script_input_section): Adjust code to use
339 Output_section_lookup_maps class. Update lookup maps for merge
341 (Output_section::discard_states): Use Output_section_lookup_maps.
342 (Output_section::restore_states): Same.
343 * output.h (Merge_section_properties): Move class defintion out of
345 (Output_section_lookup_maps): New class.
346 (Output_section::Input_section::is_merge_section): New method
348 (Output_section::Input_section::relobj): Move defintion out of class
349 defintion. Declare method only.
350 (Output_section::Input_section::shndx): Ditto.
351 (Output_section::Input_section::output_merge_base): New method defintion.
352 (Output_section::Input_section::u2_.pomb): New union field.
353 (Output_section::Merge_section_by_properties_map,
354 Output_section::Output_section_data_by_input_section_map,
355 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
357 (Output_section::add_merge_input_section): Add new parameter
358 KEEPS_INPUT_SECTIONS.
359 (Output_section::build_lookup_maps): New method declaration.
360 (Output_section::merge_section_map_,
361 Output_section::merge_section_by_properties_map_,
362 Output_section::relaxed_input_section_map_,
363 Output_section::is_relaxed_input_section_map_valid_): Remove data
365 (Output_section::lookup_maps_): New data member.
367 2010-05-21 Doug Kwan <dougkwan@google.com>
370 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
371 avoid a compilation error.
373 2010-05-19 Rafael Espindola <espindola@google.com>
375 * script-sections.cc (Output_section_definition::allocate_to_segment):
376 Update the phdrs_list even when the output section is NULL.
377 * testsuite/Makefile.am: Add test.
378 * testsuite/Makefile.in: Regenerate.
379 * testsuite/script_test_9.cc: New.
380 * testsuite/script_test_9.sh: New.
381 * testsuite/script_test_9.t: New.
383 2010-05-19 Doug Kwan <dougkwan@google.com>
385 * arm.cc (Arm_input_section::original_size): New method.
386 (Arm_input_section::do_addralign): Add a cast.
387 (Arm_input_section::do_output_offset): Remove static cast.
388 (Arm_input_section::original_addralign,
389 Arm_input_section::original_size_): Change type to uint32_t.
390 (Arm_input_section::init): Add safe casts for section alignment
392 (Arm_input_section::set_final_data_size): Do not set address and
393 offset of stub table.
394 (Arm_output_section::fix_exidx_coverage): Change use of of
395 Output_section::Simple_input_section to that of
396 Output_section::Input_section.
397 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
398 except for the first pass.
399 * output.cc (Output_section::get_input_sections): Change type of
400 input_sections to std::list<Input_section>.
401 (Output_section::add_script_input_section): Rename from
402 Output_section::add_simple_input_section. Change type of SIS
403 parameter from Simple_input_section to Input_section.
404 * output.h (Output_section::Simple_input_section): Remove class.
405 (Output_section::Input_section): Change class visibility to public.
406 (Output_section::Input_section::addralign): Use stored alignments
407 for special input sections if set.
408 (Output_section::Input_section::set_addralign): New method.
409 (Output_section::get_input_sections): Change parameter type from
410 list of Simple_input_section to list of Input_section.
411 (Output_section::add_script_input_section): Rename from
412 Output_section::add_simple_input_section. Change first parameter's
413 type from Simple_input_section to Input_section and remove the
414 second and third parameters.
415 * script-sections.cc (Input_section::Input_section_list): Change
416 type to list of Output_section::Input_section/
417 (Input_section_info::Input_section_info): Change parameter type of
418 INPUT_SECTION to Output_section::Input_section.
419 (Input_section_info::input_section): Change return type.
420 (Input_section_info::input_section_): Change type to
421 Output_section::Input_section.
422 (Output_section_element_input::set_section_addresses): Adjust code
423 to use Output_section::Input_section instead of
424 Output_section::Simple_input_section. Adjust code for renaming
425 of Output_section::add_simple_input_section.
426 (Orphan_output_section::set_section_addresses): Ditto.
428 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
430 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
431 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
433 2010-05-18 Rafael Espindola <espindola@google.com>
435 * options.cc (General_options::finalize): Handle -nostdlib.
436 * options.h (nostdlib): New option.
437 * script.cc (script_add_search_dir): Handle -nostdlib.
439 2010-05-12 Doug Kwan <dougkwan@google.com>
441 * arm.cc (Target_arm::do_finalize_sections): Create an empty
442 attributes section only if there no attributes section after merging.
443 (Target_arm::merge_object_attributes): Move value of
444 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
445 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
446 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
447 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
448 and arm_attr_merge_7.stdout.
449 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
450 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
451 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
452 arm_attr_merge_7b.o): New rules.
453 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
455 * testsuite/Makefile.in: Regenerate.
456 * testsuite/arm_attr_merge.sh: New file.
457 * testsuite/arm_attr_merge_[67][ab].s: Same.
459 2010-05-05 Nick Clifton <nickc@redhat.com>
461 * po/es.po: Updated Spanish translation.
463 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
465 * Makefile.am (install-exec-local): Properly install gold as
466 default cross linker.
467 * Makefile.in: Regenerated.
469 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
470 Nick Clifton <nickc@redhat.com>
472 * configure.ac (install_as_default): Define and set to false
473 unless --enable-gold or --enable-gold=both/gold has been
475 * configure: Regenerate.
477 * Makefile.am (install-exec-local): Install the executable as
478 'ld.gold'. If install_as_default is true then also install it as
480 * Makefile.in: Regenerated.
482 2010-04-24 Ian Lance Taylor <iant@google.com>
484 * layout.cc (Layout::layout_reloc): In relocatable link don't
485 combine reloc sections for grouped sections.
487 2010-04-23 Sriraman Tallam <tmsriram@google.com>
489 * gc.h (gc_process_relocs): Pass information on relocs pointing to
490 sections that are not ordinary to icf.
491 * icf.cc (get_section_contents): Handle relocation pointing to section
492 with no object or shndx information.
493 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
494 * testsuite/Makefile.in: Regenerate.
495 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
496 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
498 2010-04-22 Ian Lance Taylor <iant@google.com>
500 * expression.cc (Expression::Expression_eval_info): Add
501 result_alignment_pointer field.
502 (Expression::eval_with_dot): Add result_alignment_pointer
503 parameter. Change all callers.
504 (Expression::eval_maybe_dot): Likewise.
505 (class Binary_expression): Add alignment_pointer parameter to
506 left_value and right_value. Change all callers.
507 (BINARY_EXPRESSION): Set result alignment.
508 (class Trinary_expression): Add alignment_pointer parameter to
509 arg2_value and arg3_value. Change all callers.
510 (Trinary_cond::value): Set result alignment.
511 (Max_expression::value, Min_expression::value): Likewise.
512 (Align_expression::value): Likewise.
513 * script-sections.cc (class Sections_element): Add dot_alignment
514 parameter to set_section_addresses virtual function. Update
516 (class Output_section_element): Likewise.
517 (Script_sections::create_segments): Add dot_alignment parameter.
519 (Script_sections::create_segments_from_phdrs_clause): Likewise.
520 (Script_sections::set_phdrs_clause_addresses): Likewise.
521 * script-sections.h: Update declarations.
522 * script.h: Update declarations.
523 * output.h (Output_segment::set_minimum_p_align): Don't decrease
525 * testsuite/script_test_3.t: Set large alignment.
526 * testsuite/script_test_3.sh: Make sure that at least one LOAD
527 segment has expected alignment.
529 2010-04-22 Nick Clifton <nickc@redhat.com>
531 * po/gold.pot: Updated by the Translation project.
532 * po/vi.po: Updated Vietnamese translation.
534 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
536 * testsuite/Makefile.am (check_PROGRAMS): Add
537 icf_virtual_function_folding_test.
538 * testsuite/Makefile.in: Regenerated.
540 2010-04-15 Andrew Haley <aph@redhat.com>
542 * options.h (merge_exidx_entries): New option.
543 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
544 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
545 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
546 (Target_arm::merge_exidx_entries): New function.
547 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
548 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
549 to Arm_exidx_fixup constructor.
550 Add new arg, merge_exidx_entries.
551 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
552 Arm_output_section::fix_exidx_coverage.
554 2010-04-18 Sriraman Tallam <tmsriram@google.com>
556 * icf.cc (get_section_contents): Check for preemptible functions.
557 Ignore addend when appropriate.
558 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
560 (add_from_relobj): Check for section folded.
561 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
562 * symtab.h (should_add_dynsym_entry): Add new parameter.
563 * target-reloc.h (scan_relocs): Check for section folded.
564 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
565 Check reloc types for function pointers in shared objects.
566 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
568 (icf_preemptible_functions_test): New test case.
569 (icf_string_merge_test): New test case.
570 * testsuite.Makefile.in: Regenerate.
571 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
572 bar_glob. Refactor code.
573 * testsuite/icf_preemptible_functions_test.cc: New file.
574 * testsuite/icf_preemptible_functions_test.sh: New file.
575 * testsuite/icf_string_merge_test.cc: New file.
576 * testsuite/icf_string_merge_test.sh: New file.
577 * testsuite/icf_virtual_function_folding_test.cc: New file.
578 * testsuite/icf_virtual_function_folding_test.sh: New file.
580 2010-04-14 Doug Kwan <dougkwan@google.com>
582 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
583 for local symbol recounting if we remove a section due to ICF.
584 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
585 there are no regular objects in input.
587 2010-04-13 Doug Kwan <dougkwan@google.com>
589 * arm.cc (Arm_input_section::set_final_data_size): Compute
590 accurate final data size instead of using current data size.
592 2010-04-09 Doug Kwan <dougkwan@google.com>
594 * layout.cc (Layout::choose_output_section): Handle script section
596 (Layout::make_output_section_for_script): Add section type parameter.
597 Handle script section types.
598 * layout.h (Layout::make_output_section_for_script): Add section
600 * output.cc (Output_section::Output_section): Initialize data member
602 (Output_section::do_reset_address_and_file_offset): Do not set address
603 to 0 if section is a NOLOAD section.
604 * output.h (Output_section::is_noload): New method.
605 (Output_section::set_is_noload): Ditto.
606 (Output_section::is_noload_): New data member.
607 * script-c.h (Script_section_type): New enum type.
608 (struct Parser_output_section_header): Add new file section_type.
609 * script-sections.cc (Sections_element::output_section_name): Add
610 parameter for returning script section type.
611 (Output_section_definition::output_section_name): Ditto.
612 (Output_section_definition::section_type)P; New method.
613 (Output_section_definiton::script_section_type_name): Ditto.
614 (Output_section_definition::script_section_type_): New data member.
615 (Output_section_definition::Output_section_definition): Initialize
616 data member Output_section_definition::script_section_type_.
617 (Output_section_definition::create_sections): Pass script section type
618 to Layout::make_output_section_for_script.
619 (Output_section_definition::output_section_name): Return script
620 section type to caller.
621 (Output_section_definition::set_section_address): Do not advance
622 dot value and load address if section type is NOLOAD. Set address
623 of NOLOAD sections regardless of section flags.
624 (Output_section_definition::print): Print section type if it is
625 not SCRIPT_SECTION_TYPE_NONE.
626 (Output_section_definition::section_type): New method.
627 (Output_section_definition::script_section_type_name): Ditto.
628 (Script_sections::output_section_name): Add new parameter
629 PSECTION_TYPE for returning script section type. Pass it to
630 section elements. Handle discard sections.
631 (Sort_output_sections::operator()): Handle NOLOAD sections.
632 * script-sections.h (Script_sections::Section_type): New enum type.
633 (Script_sections::output_section_name): Add a new parameter for
634 returning script section type.
635 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
637 * yyscript.y (union): Add new field SECTION_TYPE.
638 (COPY, DSECT, INFO, NOLOAD): New tokens.
639 (opt_address_and_section_type): Change type to output_section_header.
640 (section_type): New non-terminal
641 (section_header): Handle section type.
642 (opt_address_and_section_type): Return section type value.
644 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
646 * testsuite/plugin_common_test_1.c (foo): Add prototype.
647 * testsuite/plugin_common_test_2.c (foo): Likewise.
649 2010-04-08 Doug Kwan <dougkwan@google.com>
651 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
653 * output.cc (Output_section::add_merge_input_section): Simplify
654 code and return status of Output_merge_base::add_input_section.
655 Update merge section map only if Output_merge_base::add_input_section
658 2010-04-07 Doug Kwan <dougkwan@google.com>
660 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
661 if section is marked as containing instructions but has no mapping
663 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
664 correct section index.
665 (Arm_relobj::find_linked_text_section): Ditto.
667 2010-04-07 Cary Coutant <ccoutant@google.com>
669 * archive.cc (include_member): Destroy Read_symbols_data object before
671 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
672 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
673 (Read_symbols_data::~Read_symbols_data) New destructor.
674 (Section_relocs::Section_relocs) New constructor.
675 (Section_relocs::~Section_relocs) New destructor.
676 (Read_relocs_data::Read_relocs_data) New constructor.
677 (Read_relocs_data::~Read_relocs_data) New destructor.
678 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
679 pointers to NULL after deleting.
681 2010-04-07 Doug Kwan <dougkwan@google.com>
683 * arm.cc: Replace "endianity" with "endianness" in comments.
684 (Arm_exidx_cantunwind): Ditto.
685 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
686 (Arm_relobj::merge_flags_and_attributes): New method.
687 (Arm_relobj::merge_flags_and_attributes_): New data member.
688 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
689 (Arm_relobj::scan_sections_for_stubs): Ditto.
690 (Arm_relobj::do_read_symbols): Check to see if we really want to
691 merge processor-specific flags and attributes. Exit early if
692 an object is empty except for section names and the undefined symbol.
693 (Target_arm::do_finalize_sections): Move check for ELF format to
694 Arm_relobj::do_read_symbols. Merge processor specific flags and
695 attributes from a regular object only when we have determined that
696 it is aapropriate. Do not create an .ARM.attributes section in
697 output if there is no regular input object.
698 (Target_arm::merge_processor_specific_flags): Check
699 --warn-mismatch before printing any error.
700 (Target_arm::merge_object_attributes): Ditto.
701 * gold.cc (queue_middle_tasks): Handle the case in which there is
702 no regular object in input.
703 * options.cc (General_options::parse_EB): New method.
704 (General_options::parse_EL): Same.
705 (General_options::General_options): Initialize endianness_.
706 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
708 (General_options::Endianness): New enum.
709 (General_options::endianness): New method.
710 (General_options::endianness_): New data member.
711 * parameters.cc (Parameters::set_options): Check target endianness.
712 (Parameters::set_target_once): Ditto.
713 (Parameters::check_target_endianness): New method.
714 (parameters_force_valid_target): If either -EL or -EB is specified,
715 use it to define endianness of default target.
716 * parameters.h (Parameters::check_target_endianness): New method
718 * target.h (class Target): Change "endianity" to "endianness"
721 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
723 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
724 * configure: Regenerate.
725 * Makefile.in: Regenerate.
726 * testsuite/Makefile.in: Regenerate.
728 2010-04-06 Cary Coutant <ccoutant@google.com>
731 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
732 prevailing definitions of common symbols.
733 * testsuite/plugin_test_6.sh: New test case.
734 * testsuite/plugin_common_test_1.c: New test case.
735 * testsuite/plugin_common_test_2.c: New test case.
736 * testsuite/Makefile.am (plugin_test_6): New test case.
737 * testsuite/Makefile.in: Regenerate.
739 2010-04-06 Nick Clifton <nickc@redhat.com>
741 * po/vi.po: New Vietnamese translation.
743 2010-03-30 Doug Kwan <dougkwan@google.com>
745 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
747 2010-03-25 Doug Kwan <dougkwan@google.com>
749 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
750 to avoid a conversion warning on a 32-bit host.
752 2010-03-24 Ian Lance Taylor <iant@google.com>
754 * testsuite/script_test_3.t: Add a TLS segment.
755 * testsuite/Makefile.am (check_PROGRAMS): Add
756 tls_phdrs_script_test.
757 (tls_phdrs_script_test_SOURCES): Define.
758 (tls_phdrs_script_test_DEPENDENCIES): Define.
759 (tls_phdrs_script_test_LDFLAGS): Define.
760 (tls_phdrs_script_test_LDADD): Define.
761 * testsuite/Makefile.in: Rebuild.
763 2010-03-23 Cary Coutant <ccoutant@google.com>
765 * fileread.cc (find_or_make_view): Fix comment.
767 2010-03-23 Ian Lance Taylor <iant@google.com>
769 * script-sections.cc (class Orphan_section_placement): Define
770 PLACE_TLS and PLACE_TLS_BSS.
771 (Orphan_section_placement::Orphan_section_placement): Initialize
773 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
774 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
775 (tls_script_test_SOURCES): Define.
776 (tls_script_test_DEPENDENCIES): Define.
777 (tls_script_test_LDFLAGS): Define.
778 (tls_script_test_LDADD): Define.
779 * testsuite/Makefile.in: Rebuild.
781 2010-03-22 Doug Kwan <dougkwan@google.com>
783 * arm.cc (Arm_relocate_functions::abs8,
784 Arm_relocate_functions::abs16): Use correct check for overflow
785 specified in the ARM ELF specs.
786 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
787 target of a BLX instruction specially.
788 (Reloc_stub::stub_type_for_reloc): Ditto.
789 (Relocate::relocate): Use symbolic names instead of numeric relocation
790 codes to report error.
791 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
793 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
794 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
795 thumb2_blx_out_of_range.stdout
796 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
797 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
798 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
799 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
800 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
801 thumb2_blx_in_range, thumb2_blx_in_range.o,
802 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
803 thumb2_blx_out_of_range.o): New rules.
804 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
805 thumb2_blx_in_range and thumb2_blx_out_of_range.
806 * testsuite/Makefile.in: Regenerate.
807 * arm_branch_in_range.sh: Add tests for THUMB BLX.
808 * testsuite/thumb_blx_in_range.s: New file.
809 * testsuite/thumb_blx_out_of_range.s: New file.
811 2010-03-22 Rafael Espindola <espindola@google.com>
813 * archive.cc (Should_include): Move to archive.h.
814 (should_include_member): Make it a member of Archive.
816 (Add_lib_group_symbols): New.
817 * archive.h: Include options.h.
818 (Archive_member): Moved from Archive.
819 (Should_include): Moved from archive.cc.
821 (Add_lib_group_symbols): New.
822 * dynobj.cc (do_should_include_member): New.
823 * dynobj.h (do_should_include_member): New.
824 * gold.cc (queue_initial_tasks): Update call to queue.
825 * main.cc (main): Print lib group stats.
826 * object.cc (do_should_include_member): New.
827 * object.h: Include archive.h.
828 (Object::should_include_member): New.
829 (Object::do_should_include_member): New.
830 (Sized_relobj::do_should_include_member): New.
831 * options.cc (General_options::parse_start_lib): New.
832 (General_options::parse_end_lib): New.
833 (Input_arguments::add_file): Handle lib groups.
834 (Input_arguments::start_group): Check we are not in a lib.
835 (Input_arguments::start_lib): New.
836 (Input_arguments::end_lib): New.
837 * options.h (General_options): Add start_lib and end_lib.
838 (Input_argument::lib_): New.
839 (Input_argument::lib): New.
840 (Input_argument::is_lib): New.
841 (Input_file_lib): New.
842 (Input_arguments::in_lib_): New.
843 (Input_arguments::in_lib): New.
844 (Input_arguments::start_lib): New.
845 (Input_arguments::end_lib_): New.
846 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
847 in unused members as preempted.
848 (Sized_pluginobj::do_should_include_member): New.
849 * plugin.h (Sized_pluginobj::do_should_include_member): New.
850 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
852 (Read_symbols::do_whole_lib_group): New.
853 (Read_symbols::do_lib_group): New.
854 (Read_symbols::do_read_symbols): Handle lib groups.
855 (Read_symbols::get_name): Handle lib groups.
856 * readsyms.h (Read_symbols): Add an archive member pointer.
857 (Read_symbols::do_whole_lib_group): New.
858 (Read_symbols::do_lib_group): New.
859 (Read_symbols::member_): New.
860 * script.cc (read_input_script): Update call to queue_soon.
862 2010-03-19 Doug Kwan <dougkwan@google.com>
864 * arm.cc (Stub_table::Stub_table): Initialize new data members
865 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
866 (Stub_table::add_reloc_stub): Assign stub offset and update
867 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
868 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
870 (Stub_table::update_data_size_and_addralign): Use
871 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
872 instead of going over all reloc stubs.
873 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
874 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
875 Stringpool_template::offset_ to size of Stringpool_char.
876 (Stringpool_template::new_key_offset): Remove code to initialize
877 Stringpool_template::offset_.
878 * stringpool.h (Stringpool_template::set_no_zero_null): Set
879 Stringpool_template::offset_ to zero.
881 2010-03-15 Doug Kwan <dougkwan@google.com>
883 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
885 (Stringpool_template::new_key_offset): New method.
886 (Stringpool_template::add_string): Assign offsets when adding new
888 (Stringpool_template::set_string_offsets): Do not set string offsets
890 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
892 (Chunked_vector::clear): Clear size_.
893 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
894 (Chunked_vector::size): Return size_.
895 (Chunked_vector::push_back): Use size_ to find insert position.
896 (Chunked_vector::size_): New data member.
897 (Stringpool_template::set_no_zero_null): Assert string set is empty.
898 (Stringpool_template::new_key_offset): New method declaration.
899 (Stringpool_template::offset_): New data member.
901 2010-03-15 Rafael Espindola <espindola@google.com>
903 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
904 Add_symbols' constructor.
905 * readsyms.h (Add_symbols): Remove the input_group member.
907 2010-03-10 Ian Lance Taylor <iant@google.com>
909 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
910 target to ask whether a reference to a symbol requires a stack
912 * target.h (Target::is_call_to_non_split): New function.
913 (Target::do_is_call_to_non_split): Declare virtual function.
914 * target.cc: Include "symtab.h".
915 (Target::do_is_call_to_non_split): New function.
916 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
918 2010-03-10 Cary Coutant <ccoutant@google.com>
920 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
921 (File_read::open[1]): Remove initial mapping of whole_file_view_.
922 (File_read::open[2]): Add whole_file_view_ to list of views.
923 (File_read::make_view): Remove test of whole_file_view_.
924 (File_read::find_or_make_view): Create whole_file_view_ if
926 (File_read::clear_views): Replace bool parameter with enum;
927 adjust all callers. Don't delete views with permanent data;
928 do delete cached views and views from archives if
929 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
930 if clearing the corresponding view.
931 * fileread.h (File_read::Clear_views_mode): New enum.
932 (File_read::View::is_permanent_view): New method.
933 (File_read::clear_views): Replace bool parameter
934 with enum; adjust all callers.
935 * options.h (General_options): Change keep_files_mapped option;
937 * readsyms.cc (Add_symbols::run): Delete sd_ object before
939 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
942 2010-03-10 David S. Miller <davem@davemloft.net>
944 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
946 2010-03-09 Sriraman Tallam <tmsriram@google.com>
948 * icf.cc (get_section_contents): Add '@' marker after processing the
951 2010-03-08 Doug Kwan <dougkwan@google.com>
953 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
954 due to a conversion warning.
955 (Arm_relobj::update_output_local_symbol_count): Check for local
956 symbol with unset output index.
958 2010-03-05 Ian Lance Taylor <iant@google.com>
960 * options.h (class General_options): Add --spare-dynamic-tags.
961 * output.cc (Output_data_dynamic::set_final_data_size): Implement
962 --spare-dynamic-tags.
964 2010-03-05 Ian Lance Taylor <iant@google.com>
966 * incremental.cc: Include "libiberty.h".
968 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
970 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
971 function, is_info_ member.
972 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
973 (Versions::Versions): Update caller.
974 (Versions::define_base_version): Likewise.
975 (Versions::add_def): Likewise.
977 2010-03-03 Sriraman Tallam <tmsriram@google.com>
979 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
980 (Scan::possible_function_pointer_reloc): New function.
981 (Scan::local_reloc_may_be_function_pointer): Change to call
982 possible_function_pointer_reloc.
983 (Scan::global_reloc_may_be_function_pointer): Ditto.
984 * icf.h (Icf::check_section_for_function_pointers): Change to reject
985 relocations in ".data.rel.ro._ZTV" section.
986 * testsuite/icf_safe_so_test.sh: Change to pass i386.
987 * testsuite/icf_safe_so_test.cc: Ditto.
988 * testsuite/icf_safe_test.cc: Ditto.
989 * testsuite/icf_safe_test.sh: Ditto.
991 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
992 Ian Lance Taylor <iant@google.com>
994 * target-reloc.h (relocate_section): Check the symbol table index
995 for -1U before setting the local symbol index.
996 (scan_relocatable_relocs): If copying the relocation, record that
997 the local symbol is required.
998 * object.h (Symbol_value::is_output_symtab_index_set): New
1000 (Symbol_value::may_be_discarded_from_output_symtab): New
1002 (Symbol_value::has_output_symtab_entry): New function.
1003 (Symbol_value::needs_output_symtab_entry): Remove.
1004 (Symbol_value::output_symtab_index): Make sure the symbol index is
1006 (Symbol_value::set_output_symtab_index): Make sure the symbol
1007 index is not set. Make sure the new index is valid.
1008 (Symbol_value::set_must_have_output_symtab_entry): New function.
1009 (Symbol_value::has_output_dynsym_entry): New function.
1010 (Symbol_value::set_output_dynsym_index): Make sure the new index
1012 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1013 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1014 local symbol if permitted.
1015 (Sized_relobj::do_finalize_local_symbols): Call
1016 is_output_symtab_index_set rather than needs_output_symtab_entry.
1017 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1018 rather than needs_output_symtab_entry. Call
1019 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1020 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1021 is_output_symtab_index_set rather than needs_output_symtab_entry.
1022 * testsuite/discard_locals_relocatable_test.c: New file.
1023 * testsuite/discard_locals_test.sh: Test -r.
1024 * testsuite/Makefile.am (check_DATA): Add
1025 discard_locals_relocatable_test1.syms,
1026 discard_local_relocatable_test2.syms.
1027 (MOSTLYCLEANFILES): Likewise. Also add
1028 discard_locals_relocatable_test1.lout and
1029 discard_locals_relocatable_test2.out.
1030 (discard_locals_relocatable_test1.syms): New target.
1031 (discard_locals_relocatable_test.o): New target.
1032 (discard_locals_relocatable_test1.out): New target.
1033 (discard_locals_relocatable_test2.syms): New target.
1034 (discard_locals_relocatable_test2.out): New target.
1035 (various): Add missing ../ld-new dependencies.
1036 * testsuite/Makefile.in: Rebuild.
1038 2010-03-03 Nick Clifton <nickc@redhat.com>
1040 * po/fi.po: New Finnish translation.
1042 2010-03-01 Doug Kwan <dougkwan@google.com>
1044 * layout.cc (Layout::Layout): Force section types of .init_array*,
1045 .preinit_array* and .fini_array* sections.
1046 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1047 Fix check of return value of std::string::find.().
1048 (Output_section::Input_section_sort_compare::operator()): Remove
1049 comment about .init_array.
1050 (Output_section::Input_section_sort_init_fini_compare::operator()):
1052 (Output_section::sort_attached_input_sections): Handle .init_array
1053 and .fini_array specially.
1054 * output.h (Output_section::Inut_section_sort_compare): Update
1056 (Output_section::Input_section_sort_init_fini_compare): New struct.
1058 2010-02-26 Doug Kwan <dougkwan@google.com>
1060 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1061 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1062 * testsuite/debug_msg.sh: Avoid matching source line number for
1063 use of global variable undef_int.
1065 2010-02-26 Doug Kwan <dougkwan@google.com>
1067 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1068 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1069 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1070 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1071 * options.cc (General_options::General_options): Initialize member
1073 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1074 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1075 and rm_no_fix_v4bx.stdout
1076 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1077 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1078 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1079 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1080 and arm_no_fix_v4bx.
1081 * Makefile.in: Regenerate.
1082 * testsuite/arm_fix_v4bx.s: New file.
1083 * testsuite/arm_fix_v4bx.sh: Ditto.
1085 2010-02-24 Doug Kwan <dougkwan@google.com>
1087 * arm.cc (Target_arm::got_section): Make the .got section the first
1088 non RELRO section in the data segment.
1089 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1090 suffixes of section names.
1092 2010-02-24 Doug Kwan <dougkwan@google.com>
1094 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1095 flags and attributes merging if an input file is a binary file.
1096 * fileread.cc (Input_file::open): Record format of original file.
1097 * fileread.h (Input_file::Format): New enum type.
1098 (Input_file::Input_file): Initialize data member format_.
1099 (Input_file::format): New method definition.
1100 (Input_file::format_):: New data member.
1102 2010-02-24 Doug Kwan <dougkwan@google.com>
1104 * arm.cc (Arm_output_data_got): New class.
1105 (ARM_TCB_SIZE): New constant
1106 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1107 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1108 If user uses a script with a SECTIONS clause, issue only a warning
1109 for a misplaced EXIDX input section. Otherwise, issue an error.
1110 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1112 (Target_arm::got_mode_index_entry): Handle static linking.
1113 (Target_arm::Scan::local): Ditto.
1114 (Target_arm::Scan::global): Ditto.
1115 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1116 all incorrectly implemented relocations.
1117 (Target_arm::fix_exidx_coverage): Pass layout to
1118 Arm_output_section::fix_exidx_coverage.
1119 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1120 from ".ARM.exidx." and ".ARM.extab.".
1122 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1124 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1125 section if it does not already exist.
1126 * attributes.cc (Attributes_section_data::Attributes_section_data):
1127 Don't crash if size is zero.
1129 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1130 Ian Lance Taylor <iant@google.com>
1132 * gold.cc (queue_middle_tasks): If no input files were opened,
1134 * workqueue.h (Task_function::Task_function): Assert that there is
1137 2010-02-22 Doug Kwan <dougkwan@google.com>
1139 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1140 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1141 types to avoid warnings due to different uint64_t implementations
1144 2010-02-21 Doug Kwan <dougkwan@google.com>
1146 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1147 handling of the maximum backward branch offset.
1148 (Arm_relocate_functions::thumb_branch_common): Ditto.
1149 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1150 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1151 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1152 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1153 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1154 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1155 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1156 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1157 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1158 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1159 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1160 thumb2_bl_out_of_range.o): New rules.
1161 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1162 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1163 thumb2_bl_out_of_range
1164 * testsuite/Makefile.in: Regenerate.
1165 * testsuite/arm_bl_in_range.s: New file.
1166 * testsuite/arm_bl_out_of_range.s: Ditto.
1167 * testsuite/arm_branch_in_range.sh: Ditto.
1168 * testsuite/arm_branch_range.t: Ditto.
1169 * testsuite/thumb2_branch_range.t: Ditto.
1170 * testsuite/thumb_bl_in_range.s: Ditto.
1171 * testsuite/thumb_bl_out_of_range.s: Ditto.
1172 * testsuite/thumb_branch_range.t: Ditto.
1174 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1176 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1177 Add reloc offset information.
1178 * icf.cc (get_section_contents): Change iterators to point to the new
1179 vectors. Add reloc offset information to the contents.
1180 * icf.h (Icf::Sections_reachable_info): New typedef.
1181 (Icf::Sections_reachable_list): New typedef.
1182 (Icf::Offset_info): New typedef.
1183 (Icf::Reloc_info): New struct typedef.
1184 (Icf::Reloc_info_list): New typedef.
1185 (Icf::symbol_reloc_list): Delete method.
1186 (Icf::addend_reloc_list): Delete method.
1187 (Icf::section_reloc_list): Delete method.
1188 (Icf::reloc_info_list): New method.
1189 (Icf::reloc_info_list_): New member.
1191 2010-02-19 Doug Kwan <dougkwan@google.com>
1193 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1194 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1195 * arm.cc (Arm_relocation_functions): New forward declaration.
1196 (Target_arm::Target_arm): Initialize new data members
1197 got_mod_index_offset_ and tls_base_symbol_defined_.
1198 (Target_arm::Relocate::relocate_tls): New method.
1199 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1200 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1202 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1203 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1204 (Target_arm::got_mod_index_offset_,
1205 Target_arm::tls_base_symbol_defined_): New data members.
1206 (Target_arm::Scan::local, Target::Scan::global,
1207 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1210 2010-02-18 Doug Kwan <dougkwan@google.com>
1212 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1213 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1214 text section as a parameter becuase some broken tools may not set
1215 the link in section header.
1216 (Target_arm::has_got_section): New method.
1217 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1218 without any mapping symbol as data only. Remove warning.
1219 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1220 link in its section header, try to discover the link by inspecting the
1221 REL31 relocation at the beginning of the section.
1222 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1224 (Target_arm::Scan::global): Treat any reference to the symbol
1225 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1227 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1229 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1230 (Scan::global_reloc_may_be_function_pointer): New function.
1231 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1232 (Scan::global_reloc_may_be_function_pointer): New function.
1233 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1234 (Scan::global_reloc_may_be_function_pointer): New function.
1235 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1236 (Scan::global_reloc_may_be_function_pointer): New function.
1237 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1238 (Scan::global_reloc_may_be_function_pointer): New function.
1239 (Scan::possible_function_pointer_reloc): New function.
1240 (Target_x86_64::can_check_for_function_pointers): New function.
1241 * gc.h (gc_process_relocs): Scan relocation types to determine if
1242 function pointers were taken for targets that support it.
1243 * icf.cc (Icf::find_identical_sections): Include functions for
1244 folding in safe ICF whose pointer is not taken.
1245 * icf.h (Secn_fptr_taken_set): New typedef.
1246 (fptr_section_id_): New member.
1247 (section_has_function_pointers): New function.
1248 (set_section_has_function_pointers): New function.
1249 (check_section_for_function_pointers): New function.
1250 * options.h: Fix comment for safe ICF option.
1251 * target.h (can_check_for_function_pointers): New function.
1252 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1253 Modify icf_safe_test for X86-64.
1254 * testsuite/Makefile.in: Regenerate.
1255 * testsuite/icf_safe_so_test.cc: New file.
1256 * testsuite/icf_safe_so_test.sh: New file.
1257 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1258 (main): Change to take pointer to function kept_func_3.
1259 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1260 folding is done correctly for X86-64.
1262 2010-02-12 David S. Miller <davem@davemloft.net>
1264 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1265 is_symbolless parameter.
1266 (Output_reloc<SHT_REL>::is_symbolless): New.
1267 (Output_reloc<SHT_REL>::is_symbolless_): New.
1268 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1269 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1270 (Output_reloc<SHT_RELA>::is_symbolless): New.
1271 (Output_data_reloc::add_global): Handle is_symbolless.
1272 (Output_data_reloc::add_global_relative): Likewise.
1273 (Output_data_reloc::add_local): Likewise.
1274 (Output_data_reloc::add_local_relative): Likewise.
1275 (Output_data_reloc::add_symbolless_global_addend): New.
1276 (Output_data_reloc::add_symbolless_local_addend): New.
1277 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1279 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1280 instead of ->is_relative_
1281 (Output_reloc::write): Likewise.
1282 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1283 (Output_reloc::write_rel): Simplify.
1285 * sparc.cc (Target_sparc::Scan::local): Use
1286 ->add_symbolless_local_addend as needed.
1287 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1288 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1289 based upon relocation offset.
1291 2010-02-11 Doug Kwan <dougkwan@google.com>
1293 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1294 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1295 beginning of function.
1296 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1297 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1298 parameter is_32bit in calls to should_apply_static_reloc.
1299 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1300 (check_DATA): Add arm_abs_global.stdout.
1301 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1302 arm_abs_global.stdout): New rules.
1303 (MOSTLLYCLEANFILES): Add arm_abs_global
1304 * Makefile.in: Regenerate.
1305 * testsuite/arm_abs_global.s: New file.
1306 * testsuite/arm_abs_global.sh: Ditto.
1307 * testsuite/arm_abs_lib.s: Ditto.
1309 2010-02-11 Ian Lance Taylor <iant@google.com>
1311 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1313 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1314 Allocate_commons_task first.
1315 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1316 task, rather than symtab_lock_.
1317 (Gc_process_relocs::~Gc_process_relocs): New function.
1318 (Gc_process_relocs::is_runnable): Check this_blocker_.
1319 (Gc_process_relocs::locks): Use next_blocker_ rather than
1321 (Scan_relocs::~Scan_relocs): New function.
1322 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1324 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1326 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1327 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1328 constructor accordingly.
1329 (class Gc_process_relocs): Likewise.
1330 (class Scan_relocs): Likewise.
1331 * common.h (class Allocate_commons_task): Remove symtab_lock_
1332 field, and corresponding constructor parameter.
1333 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1335 (Allocate_commons_task::locks): Likewise.
1337 2010-02-11 Ian Lance Taylor <iant@google.com>
1339 * gold-threads.h (class Once): Define.
1340 (class Initialize_lock): Rewrite as child of Once.
1341 * gold-threads.cc (class Once_initialize): Define.
1342 (once_pointer_control): New static variable.
1343 (once_pointer, once_arg): New static variables.
1344 (c_run_once): New static function.
1345 (Once::Once, Once::run_once, Once::internal_run): New functions.
1346 (class Initialize_lock_once): Remove.
1347 (initialize_lock_control): Remove.
1348 (initialize_lock_pointer): Remove.
1349 (initialize_lock_once): Remove.
1350 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1351 (Initialize_lock::initialize): Rewrite.
1352 (Initialize_lock::do_run_once): New function.
1353 * archive.cc (Archive::interpret_header): Only clear name if it is
1355 * fileread.cc: Include "gold-threads.h"
1356 (file_counts_lock): New static variable.
1357 (file_counts_initialize_lock): Likewise.
1358 (File_read::release): Only increment counts when using --stats.
1359 Use a lock around the increment.
1360 * parameters.cc (class Set_parameters_target_once): Define.
1361 (set_parameters_target_once): New static variable.
1362 (Parameters::Parameters): Move here from parameters.h.
1363 (Parameters::set_target): Rewrite.
1364 (Parameters::set_target_once): New function.
1365 (Parameters::clear_target): Move here and rewrite.
1366 * parameters.h (class Parameters): Update declarations. Add
1367 set_parameters_target_once_ field.
1368 (Parameters::Parameters): Move to parameters.cc.
1369 (Parameters::clear_target): Likewise.
1370 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1372 (Start_group::~Start_group): New function.
1373 (Start_group::is_runnable): New function.
1374 (Start_group::locks, Start_group::run): New functions.
1375 (Finish_group::run): Change saw_undefined to size_t.
1376 * readsyms.h (class Start_group): Define.
1377 (class Finish_group): Change saw_undefined_ field to size_t.
1378 (Finish_group::Finish_group): Remove saw_undefined and
1379 this_blocker parameters. Change all callers.
1380 (Finish_group::set_saw_undefined): New function.
1381 (Finish_group::set_blocker): New function.
1382 * symtab.h (class Symbol_table): Change saw_undefined to return
1383 size_t. Change saw_undefined_ field to size_t.
1384 * target-select.cc (Set_target_once::do_run_once): New function.
1385 (Target_selector::Target_selector): Initialize set_target_once_
1386 field. Don't initialize lock_ and initialize_lock_ fields.
1387 (Target_selector::instantiate_target): Rewrite.
1388 (Target_selector::set_target): New function.
1389 * target-select.h (class Set_target_once): Define.
1390 (class Target_selector): Update declarations. Make
1391 Set_target_once a friend. Remove lock_ and initialize_lock_
1392 fields. Add set_target_once_ field.
1394 2010-02-10 Ian Lance Taylor <iant@google.com>
1396 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1398 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1399 (queue_middle_tasks): Add all blockers before queueing any tasks.
1400 (queue_final_tasks): Likewise.
1401 * token.h (Task_token::add_blockers): New function.
1402 * object.h (Input_objects::number_of_relobjs): New function.
1404 2010-02-10 Ian Lance Taylor <iant@google.com>
1406 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1407 shared, not if not position independent.
1408 * x86_64.cc (Relocate::relocate_tls): Likewise.
1409 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1410 (tls_pie_pic_test): New target.
1411 * testsuite/Makefile.in: Rebuild.
1413 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1414 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1415 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1416 * testsuite/Makefile.in: Rebuild.
1418 2010-02-09 David S. Miller <davem@davemloft.net>
1420 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1421 R_SPARC_RELATIVE using ->add_local_relative().
1422 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1424 * output.h (Output_data_dynamic::add_section_size): New method
1425 that takes two Output_data objects.
1426 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1427 entry param. Handle it in initializers.
1428 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1429 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1430 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1432 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1433 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1434 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1435 for dynrel_includes_plt.
1436 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1437 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1438 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1440 (Target_sparc::do_finalize_sections): Update to pass true for
1441 dynrel_includes_plt.
1442 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1443 output before .rela.plt
1444 (Target_powerpc::do_finalize_sections): Update to pass true for
1445 dynrel_includes_plt when 32-bit.
1447 2010-02-08 Doug Kwan <dougkwan@google.com>
1449 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1451 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1452 Arm_relobj::scan_section_for_cortex_a8_stubs,
1453 Arm_relobj::do_relocation_section): Instead of calling
1454 Output_section::output_address, use faster
1455 Arm_relobj::simple_input_section_output_address.
1457 2010-02-08 David S. Miller <davem@davemloft.net>
1459 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1460 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1461 relocation helper function.
1463 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1464 just like R_SPARC_GOT{10,13,22}.
1465 (Target_sparc::Scan::local): Likewise.
1466 (Target_sparc::Relocate:relocate): Likewise.
1468 2010-02-06 Ian Lance Taylor <iant@google.com>
1470 * configure.ac: Rewrite targetobjs duplicate removal code to use
1471 only shell constructs.
1472 * configure: Rebuild.
1474 2010-02-05 Doug Kwan <dougkwan@google.com>
1477 * arm.cc (Arm_relobj::section_is_scannable): New method.
1478 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1479 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1481 2010-02-04 Doug Kwan <dougkwan@google.com>
1484 * arm-reloc-property.cc (cstdio): Include.
1485 * configure.ac (targetobjs): Remove duplicates.
1486 * configure: Regenerate.
1487 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1488 big and little endian version for a given address size.
1490 2010-02-03 Doug Kwan <dougkwan@google.com>
1492 * arm-reloc-property.cc
1493 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1495 * arm-reloc-property.h
1496 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1497 New method definition.
1498 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1500 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1502 (GOT_PREL): Change implemented to Y.
1503 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1504 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1505 (Arm_relocate_functions::movw_abs_nc): Remove method.
1506 (Arm_relocate_functions::movt_abs): Ditto.
1507 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1508 (Arm_relocate_functions::thm_movt_abs): Ditto.
1509 (Arm_relocate_functions::movw_rel_nc): Ditto.
1510 (Arm_relocate_functions::movw_rel): Ditto.
1511 (Arm_relocate_functions::movt_rel): Ditto.
1512 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1513 (Arm_relocate_functions:thm_movw_rel): Ditto.
1514 (Arm_relocate_functions:thm_movt_rel): Ditto.
1515 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1516 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1517 New method definitions.
1518 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1519 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1520 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1521 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1522 (Target_arm::Relocate::relocate): Check for non-static or
1523 unimplemented relocation code and exit early. Change calls to
1524 Target_arm::reloc_uses_thumb_bit and
1525 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1526 instead. Refactor code to handle similar relocations to increase
1527 code sharing. Remove check for unsupported relocation code in switch
1529 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1530 relocation property table to find out size. Change error message to
1531 print out the name of a relocation code instead of the numeric value.
1532 (Target_arm::scan_reloc_for_stub): Use relocation property table
1533 instead of calling Target_arm::reloc_uses_thumb_bit().
1535 2010-02-02 Doug Kwan <dougkwan@google.com>
1537 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1538 types of relaxed input section.
1540 2010-02-02 Doug Kwan <dougkwan@google.com>
1542 * Makefile.am (HFILES): Add arm-reloc-property.h.
1544 (TARGETSOURCES): Add arm-reloc-property.cc
1545 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1546 (libgold_a_SOURCES): $(DEFFILES)
1547 * Makefile.in: Regenerate.
1548 * arm-reloc-property.cc: New file.
1549 * arm-reloc-property.h: New file.
1550 * arm-reloc.def: New file.
1551 * arm.cc: Update comments.
1552 (arm-reloc-property.h): New included header.
1553 (arm_reloc_property_table): New global variable.
1554 (Target_arm::do_select_as_default_target): New method definition.
1555 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1556 arm-reloc-property to targ_extra_obj.
1557 * parameters.cc (set_parameters_target): Call
1558 Target::select_as_default_target().
1559 * target.h (Target::select_as_default_target): New method definition.
1560 (Target::do_select_as_default_target): Same.
1562 2010-02-01 Doug Kwan <dougkwan@google.com>
1564 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1565 first_output_text_section_.
1566 (Arm_exidx_fixup::first_output_text_section): New method definition.
1567 (Arm_exidx_fixup::first_output_text_section_): New data member.
1568 (Arm_exidx_fixup::process_exidx_section): Record the first text
1569 output section seen.
1570 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1571 and entsize in output section header.
1573 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1575 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1576 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1577 (Arm_relocate_functions::thm_alu11): New Method.
1578 (Arm_relocate_functions::thm_pc8): New Method.
1579 (Arm_relocate_functions::thm_pc12): New Method.
1580 (Target_arm::Scan::local): Handle the relocations.
1581 (Target_arm::Scan::global): Likewise.
1582 (Target_arm::Relocate::relocate): Likewise.
1583 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1585 2010-01-29 Doug Kwan <dougkwan@google.com>
1587 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1588 of relocation types as ld.
1590 2010-01-29 Doug Kwan <dougkwan@google.com>
1592 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1594 (Arm_relocate_functions::thumb_branch_common): Ditto.
1595 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1596 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1597 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1598 Arm_relocate_functions::jump24): Remove.
1599 (Target_arm::Relocate::relocate): Adjust code to call
1600 Arm_relocation_functions::arm_branch_common and
1601 Arm_relocation_functions::thumb_branch_common instead of their removed
1602 wrappers. Merge switch-cases together to reduce source code size.
1604 2010-01-29 Doug Kwan <dougkwan@google.com>
1606 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1607 output_local_symbol_count_needs_update_.
1608 (Arm_relobj::output_local_symbol_count_needs_update,
1609 Arm_relobj::set_output_local_symbol_count_needs_update,
1610 Arm_relobj::update_output_local_symbol_count): New methods.
1611 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1613 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1614 of pointed function as in a R_ARM_PREL31 relocation.
1615 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1616 for output local symbol count updating.
1617 (Target_arm::do_relax): Update output local symbol counts in objects
1619 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1621 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1623 * arm.cc: Added support for the ARM relocations:
1624 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1625 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1626 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1628 (Arm_relocate_functions::movw_rel): New method.
1629 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1630 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1632 (Arm_relocate_functions::thm_movw_rel): New method.
1633 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1635 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1637 (Target_arm::Scan::global): Likewise.
1638 (Target_arm::Relocate::relocate): Likewise.
1639 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1642 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1644 * arm.cc: Added support for ARM group relocations.
1645 (Target_arm::reloc_needs_sym_origin): New method.
1646 (Arm_relocate_functions::calc_grp_kn): New method.
1647 (Arm_relocate_functions::calc_grp_residual): New method.
1648 (Arm_relocate_functions::calc_grp_gn): New method.
1649 (Arm_relocate_functions::arm_grp_alu): New Method.
1650 (Arm_relocate_functions::arm_grp_ldr): New Method.
1651 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1652 (Arm_relocate_functions::arm_grp_ldc): New Method.
1653 (Target_arm::Scan::local): Handle the ARM group relocations.
1654 (Target_arm::Scan::global): Likewise.
1655 (Target_arm::Relocate::relocate): Likewise.
1656 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1659 2010-01-26 Doug Kwan <dougkwan@google.com>
1661 * arm.cc (set): Include.
1662 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1664 (Arm_output_section::Text_section_list): New type.
1665 (Arm_output_section::append_text_sections_to_list): New method.
1666 (Arm_output_section::fix_exidx_coverage): Ditto.
1667 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1668 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1669 Relobj::set_section_offset() instead of
1670 Sized_relobj::invalidate_section_offset().
1671 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1672 parameter for section headers. Ignore relocation sections for
1673 unallocated sections and EXIDX sections.
1674 (Target_arm::fix_exidx_coverage): New method.
1675 (Target_arm::output_section_address_less_than): New type.
1676 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1677 linked text section instead of the EXIDX section.
1678 (Arm_output_section::create_stub_group): Add an assertion to check
1679 that this is not an EXIDX output section.
1680 (Arm_output_section::append_text_sections_to_list): New method.
1681 (Arm_output_section::fix_exidx_coverage): Ditto.
1682 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1683 Arm_relobj::section_needs_reloc_stub_scanning.
1684 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1686 (Target_arm::fix_exidx_coverage): New method.
1687 * object.h (Relobj::set_output_section): New method.
1688 (Sized_relobj::invalidate_section_offset): Remove method.
1689 (Sized_relobj::do_invalidate_section_offset): Remove method.
1690 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1692 2010-01-25 Doug Kwan <dougkwan@google.com>
1694 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1695 Fix warning due to signed and unsigned comparison on a 32-bit host.
1697 2010-01-22 Doug Kwan <dougkwan@google.com>
1699 * arm.cc (Target_arm::do_relax): Record an output section for section
1700 offset adjustment it contains any stub table that has changed.
1701 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1702 offsets in an output section if necessary.
1703 * output.cc (Output_section::Output_section): Initialize
1704 section_offsets_need_adjustments_.
1705 (Output_section::add_input_section_for_script): Renamed to
1706 Output_section::add_simple_input_section.
1707 (Output_section::save_states): Add a comment.
1708 (Output_section::discard_states): New method defintion.
1709 (Output_section::adjust_section_offsets): Same.
1710 * output.h (Output_section::add_input_section_for_script): Renamed to
1711 Output_section::add_simple_input_section.
1712 (Output_section::discard_states): New method declaration.
1713 (Output_section::adjust_section_offsets): Same.
1714 (Output_section::section_offsets_need_adjustment,
1715 Output_section::set_section_offsets_need_adjustment): New method
1717 (Output_section::section_offsets_need_adjustment_): New data member.
1718 * script-sections.cc
1719 (Output_section_element_input::set_section_address): Adjust code for
1720 renaming of Output_section::add_input_section_for_script.
1721 (Orphan_output_section::set_section_address): Same.
1723 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1725 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1726 Fix_v4bx enum values .
1727 * gold/options.h (General_options): New option definitions.
1728 (General_options::fix_v4bx): New method.
1729 (General_options::Fix_v4bx): New enum.
1730 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1731 (General_options::parse_fix_v4bx_interworking): New method.
1733 2010-01-22 Doug Kwan <dougkwan@google.com>
1735 * arm.cc (Arm_exidx_fixup): New class.
1737 2010-01-21 Doug Kwan <dougkwan@google.com>
1739 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1741 (Arm_exidx_section_offset_map): New type.
1743 2010-01-21 Doug Kwan <dougkwan@google.com>
1745 * arm.cc (Arm_exidx_input_section): New class.
1746 (Arm_relobj::exidx_input_section_by_link,
1747 Arm_relobj::exidx_input_section_by_shndx,
1748 Arm_relobj::make_exidx_input_section): New methods.
1749 (read_arm_attributes_section): Remove.
1750 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1751 information about them.
1752 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1755 2010-01-20 Doug Kwan <dougkwan@google.com>
1757 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1758 Input_section_specifier to Section_id.
1759 (Target_arm::new_arm_input_section: Adjust code for change of key
1761 (Target_arm::find_arm_input_section): Ditto.
1762 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1763 (Section_id): Remove.
1764 (Garbage_collection::Section_id_hash): Remove.
1765 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1766 (Section_id): Remove.
1767 (Icf::Section_id_hash): Remove.
1768 * object.h (Section_id, Const_section_id, Section_id_hash,
1769 Const_section_id_hash): New type definitions.
1770 * output.cc (Output_section::add_relaxed_input_section): Change to
1771 use Const_section_id instead of Input_section_specifier as key type.
1772 (Output_section::add_merge_input_section): Ditto.
1773 (Output_section::build_relaxation_map): Change to use Section_id
1774 instead of Input_section_specifier as key type.
1775 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1777 (Output_section::convert_input_sections_to_relaxed_sections): Change
1778 to use Const_section_id instead of Input_section_specifier as key type.
1779 (Output_section::find_merge_section): Ditto.
1780 (Output_section::find_relaxed_input_section): Ditto.
1781 * output.h (Input_section_specifier): Remove class.
1782 (Output_section::Output_section_data_by_input_section_map): Change
1783 key type to Const_section_id.
1784 (Output_section::Output_relaxed_input_section_by_input_section_map):
1786 (Output_section::Relaxation_map): Change key type to Section_id.
1788 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1790 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1791 (class Arm_v4bx_stub): New class.
1792 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1793 (Stub_factory::make_arm_v4bx_stub): New method.
1794 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1795 (Stub_table::empty): Handle v4bx stubs.
1796 (Stub_table::add_arm_v4bx_stub): New method.
1797 (Stub_table::find_arm_v4bx_stub): New method.
1798 (Arm_relocate_functions::v4bx): New method.
1799 (Target_arm::fix_v4bx): New method.
1800 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1801 (Stub_table::relocate_stubs): Likewise.
1802 (Stub_table::do_write): Likewise.
1803 (Stub_table::update_data_size_and_addralign): Likewise.
1804 (Stub_table::finalize_stubs): Likewise.
1805 (Target_arm::Scan::local): Likewise.
1806 (Target_arm::Scan::global): Likewise.
1807 (Target_arm::do_finalize_sections): Likewise.
1808 (Target_arm::Relocate::relocate): Likewise.
1809 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1811 (Target_arm::scan_reloc_for_stub): Likewise.
1812 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1814 2010-01-19 Ian Lance Taylor <iant@google.com>
1816 * output.cc (Output_section_headers::do_sized_write): Write large
1817 segment count to sh_info field.
1818 (Output_file_header::do_sized_write): For large segment count,
1819 write PN_XNUM to e_phnum field.
1821 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1823 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1824 (Arm_relocate_functions::thm_jump8): New function.
1825 (Arm_relocate_functions::thm_jump11): New function.
1826 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1828 (Target_arm::Scan::global): Likewise.
1829 (Target_arm::Relocate::relocate): Likewise.
1830 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1833 2010-01-14 Doug Kwan <dougkwan@google.com>
1835 * arm.cc (map, utility): Include headers.
1836 (Target_arm::apply_cortex_a8_workaround): New method.
1837 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1838 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1839 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1840 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1841 the --[no-]fix-cortex-a8 command line options.
1842 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1843 (Target_arm::relocate_stub): Use addend in instruction template.
1844 * options.h (DEFINE_bool): Set the user-set flag.
1845 (General_options): Add --[no-]-fix-cortex options.
1846 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1847 : Update fast look-up map after conversion.
1849 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1851 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1852 in the first pass of do_layout.
1854 2010-01-13 Doug Kwan <dougkwan@google.com>
1856 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1857 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1858 apparent compiler problem of not folding static constant integral
1859 data members of elfcpp::Elf_sizes<32>.
1861 2010-01-13 Doug Kwan <dougkwan@google.com>
1863 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1864 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1865 Arm_relobj::scan_section_for_cortex_a8_erratum,
1866 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1867 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1868 sections to scan for relocation stubs into a new method
1869 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1870 relocation and Cortex-A8 stub scanning.
1871 (Target_arm::do_relax): Force stubs to be after stubbed sections
1872 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1873 the beginning of a new relaxation pass. Update a comment.
1874 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1876 2010-01-12 Ian Lance Taylor <iant@google.com>
1878 * target-reloc.h (visibility_error): New inline function.
1879 (relocate_section): Call visibility_error.
1880 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1881 (MOSTLYCLEANFILES): Likewise.
1882 (protected_4_pic.o, protected_3.err): New targets.
1883 * testsuite/protected_4.cc: New file.
1885 2010-01-12 Doug Kwan <dougkwan@google.com>
1887 * arm.cc (Cortex_a8_reloc): New class.
1888 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1889 and cortex_a8_relocs_info_.
1890 (Target_arm::fix_cortex_a8): New method definition.
1891 (Target_arm::Cortex_a8_relocs_info): New type.
1892 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1893 New data member declarations.
1894 (Target_arm::scan_reloc_for_stub): Record information about
1895 relocations for THUMB branches that might be exempted from the
1896 Cortex-A8 workaround.
1897 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1898 at the beginning of a relaxation pass.
1900 2010-01-12 Doug Kwan <dougkwan@google.com>
1902 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1903 (Arm_relobj::Mapping_symbol_position,
1904 Arm_reloj::Mapping_symbol_position_less,
1905 Arm_relobj::Mapping_symbols_info): New types.
1906 (Target_arm::is_mapping_symbol_name): New method definition.
1907 (Arm_relobj::do_count_local_symbols): Save information about mapping
1910 2010-01-11 Doug Kwan <dougkwan@google.com>
1912 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1913 Arm_relocate_functions::thumb32_branch_upper,
1914 Arm_relocate_functions::thumb32_branch_lower,
1915 Arm_relocate_functions::thumb32_cond_branch_offset,
1916 Arm_relocate_functions::thumb32_cond_branch_upper,
1917 Arm_relocate_functions::thumb32_cond_branch_lower,
1918 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1919 branch offset encoding.
1920 (Arm_relocate_functions::thumb_branch_common): Use new branch
1921 offset encoding methods to avoid code duplication.
1922 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1923 (Stub_addend_reader::operator()): Use new branch encoding method
1924 to avoid code duplication.
1926 2010-01-11 Doug Kwan <dougkwan@google.com>
1928 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1929 (Target_arm::do_finalize_sections): Define special EXIDX section
1930 symbols only if referenced.
1931 * gc.h (Garbage_collection::add_reference): New method.
1932 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1935 2010-01-11 Ian Lance Taylor <iant@google.com>
1937 * script.cc (Version_script_info::build_expression_list_lookup):
1938 Change complaing about duplicate wildcard match from error to
1941 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1943 (Version_script_info::Version_script_info): Initialize globs_,
1944 default_version_, default_is_global_, and exact_. Don't
1945 initialize globals_ or locals_.
1946 (Version_script_info::build_lookup_tables): Build local symbols
1948 (Version_script_info::unquote): New function.
1949 (Version_script_info::add_exact_match): New function.
1950 (Version_script_info::build_expression_list_lookup): Remove lookup
1951 parameter. Add is_global parameter. Change all callers. Handle
1952 wildcard pattern specially. Unquote pattern. Call
1954 (Version_script_info::get_name_to_match): New function.
1955 (Version_script_info::get_symbol_version): New function.
1956 (Version_script_info::get_symbol_version_helper): Remove.
1957 (Version_script_info::check_unmatched_names): Call unquote.
1958 * script.h (class Version_script_info): Change get_symbol_version
1959 to be non-inline and add is_global parameter; change all callers.
1960 Rewrite symbol_is_local. Update declarations. Define struct
1961 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1962 Remove globals_ and locals_ members. Add exact_, globs_,
1963 default_version_, is_global_.
1964 (Version_script_info::Glob): Remove pattern, add expression and
1965 is_global. Update constructor. Change all callers.
1966 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1968 (Versions::symbol_section_contents): If a symbol is undefined, or
1969 defined in a dynamic object, set the version index to
1971 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1973 (Symbol_table::add_from_pluginobj): Likewise.
1974 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1976 2010-01-11 Doug Kwan <dougkwan@google.com>
1978 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1979 (incremental_dump_LDADD): Add linking option for libintl.
1980 * Makefile.in: Regenerate.
1982 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1985 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1987 * testsuite/Makefile.in: Regenerated.
1989 2010-01-10 Doug Kwan <dougkwan@google.com>
1991 * options.h (DEFINE_var): Use parentheses around argument varname__
1992 in macro body to avoid any unintended subsequent substitutions.
1994 2010-01-10 Ian Lance Taylor <iant@google.com>
1996 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1997 candidates before doing symbol resolution.
1999 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2000 ODR candidates if only one is weak.
2002 2010-01-08 Ian Lance Taylor <iant@google.com>
2004 * script.cc (Version_script_info::build_expression_list_lookup):
2005 Don't warn about ambiguous version, just record the ambiguity.
2006 (Version_script_info::get_symbol_version_helper): Give error if
2007 version is ambiguous.
2009 2010-01-08 Doug Kwan <dougkwan@google.com>
2011 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2012 prev_data_size_ and prev_addralign_. Remove initializer for
2013 deleted data member has_been_changed_.
2014 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2015 to determine if the table is empty.
2016 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2018 (Stub_table::add_reloc_stub): Define method in class definition
2019 instead of just declaring it there.
2020 (Stub_table::add_cortex_a8_stub): New method definition.
2021 (Stub_table::update_data_size_and_addralign): Ditto.
2022 (Stub_table::finalize_stubs): Ditto.
2023 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2024 (Stub_table::do_addralign_): Return address alignment in the
2025 (Stub_table::do_reset_address_and_file_offset): Define method in
2026 class definition instead of declaring it there. Set current data
2027 size to be the data size of the previous pass.
2028 (Stub_table::set_final_data_size): Use current data size as the
2030 (Stub_table::relocate_stub): Change parameter type of stub from
2031 Reloc_stub pointer to Stub pointer.
2032 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2033 (Stub_table::Cortex_a8_stub_list): New typedef.
2034 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2035 Stub_table::prev_addralign_): New data member.
2036 (Arm_relobj::Arm_relobj): Initialize data member
2037 section_has_cortex_a8_workaround_.
2038 (Arm_relobj::section_has_cortex_a8_workaround,
2039 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2041 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2043 (Target_arm::relocate_stub): Change parameter type of stub from
2044 Reloc_stub pointer to Stub pointer.
2045 (Insn_template::size, Insn_template::alignment): Handle
2046 THUMB16_SPECIAL_TYPE.
2047 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2048 Stub_table::update_data_size_and_addralign,
2049 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2051 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2052 (Stub_table::do_write): Ditto.
2053 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2055 2010-01-08 Ian Lance Taylor <iant@google.com>
2058 * symtab.h (class Symbol): Remove fields is_target_special_ and
2059 has_plt_offset_. Add field is_defined_in_discarded_section_.
2060 (Symbol::is_defined_in_discarded_section): New function.
2061 (Symbol::set_is_defined_in_discarded_section): New function.
2062 (Symbol::has_plt_offset): Rewrite.
2063 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2064 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2065 Don't initialize is_target_special_ or has_plt_offset_.
2066 Initialize is_defined_in_discarded_section_.
2067 (Symbol_table::add_from_relobj): If appropriate, set
2068 is_defined_in_discarded_section.
2069 * resolve.cc (Symbol::override_base_with_special): Don't test
2070 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2071 * target-reloc.h (relocate_section): Do special handling for
2072 symbols defined in discarded sections for global symbols as well
2075 2010-01-08 Ian Lance Taylor <iant@google.com>
2077 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2078 the SHT_SYMTAB case.
2080 2010-01-08 Ian Lance Taylor <iant@google.com>
2082 * object.cc (Sized_relobj::do_layout): Don't get confused if
2083 layout_eh_frame returns NULL.
2085 2010-01-08 Ian Lance Taylor <iant@google.com>
2088 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2089 dynamic symbol table, use the normal symbol table.
2090 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2093 2010-01-08 Ian Lance Taylor <iant@google.com>
2096 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2099 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2101 * version.cc (print_version): Change to "Copyright 2010".
2103 2010-01-08 Ian Lance Taylor <iant@google.com>
2107 * i386.cc (class Target_i386): Change return type of plt_section
2109 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2110 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2111 tls_desc_rel_ field.
2112 (Output_data_plt_i386::rel_tls_desc): New function.
2113 (Target_i386::rel_tls_desc_section): New function.
2114 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2115 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2116 R_386_TLS_DESC reloc in rel_tls_desc_section.
2117 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2118 Define struct Tlsdesc_info.
2119 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2120 (Target_x86_64::do_reloc_symbol_index): New function.
2121 (Target_x86_64::add_tlsdesc_info): New function.
2122 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2123 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2125 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2127 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2128 (Target_x86_64::rela_tlsdesc_section): New function.
2129 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2131 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2132 (Target_x86_64::do_reloc_addend): New function.
2133 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2134 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2135 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2136 (Output_reloc::type): New function.
2137 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2138 (Output_reloc::is_target_specific): New function.
2139 (Output_reloc::target_arg): New function.
2140 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2141 absolute relocs and target specific relocs.
2142 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2143 add_target_specific.
2144 (class Output_data_reloc) [SHT_RELA]: Likewise.
2145 * output.cc (Output_reloc::Output_reloc): Add four new versions
2146 for absolute relocs and target specific relocs.
2147 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2148 (Output_reloc::get_symbol_index): Likewise.
2149 (Output_reloc::local_section_offset): Check that local_sym_index_
2150 is not TARGET_CODE or 0.
2151 (Output_reloc::symbol_value): Likewise.
2152 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2154 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2155 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2157 * layout.cc (add_target_dynamic_tags): Use output section for
2158 DT_PLTRELSZ and DT_JMPREL.
2160 2010-01-07 Ian Lance Taylor <iant@google.com>
2163 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2165 (class Output_data_reloc_generic): Define.
2166 (class Output_data_reloc_base): Change base class to
2167 Output_data_reloc_generic. Change add() method to call
2168 bump_relative_reloc_count for a relative reloc. Remove
2170 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2172 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2173 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2175 * layout.h (class Layout): Update declaration.
2177 2010-01-07 Ian Lance Taylor <iant@google.com>
2179 * output.h (class Output_data): Add const version of
2180 output_section and do_output_section.
2181 (class Output_section_data): Add const version of
2183 (class Output_section): Likewise.
2184 * layout.cc (Layout::add_target_dynamic_tags): New function.
2185 * layout.h (class Layout): Update declarations.
2186 * arm.cc (Target_arm::do_finalize_sections): Use
2187 add_target_dynamic_tags.
2188 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2189 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2190 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2191 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2193 2010-01-07 Ian Lance Taylor <iant@google.com>
2196 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2199 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2200 Ian Lance Taylor <iant@google.com>
2203 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2204 Xindex::read_symtab_xindex.
2206 2010-01-07 Doug Kwan <dougkwan@google.com>
2208 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2209 (Insn_template::thumb16_bcond_insn): New method declaration.
2210 (Insn_template): Fix spelling.
2211 (Stub::thumb16_special): New method declaration.
2212 (Stub::do_write): Define virtual method which was previously pure
2214 (Stub::do_thumb16_special): New method declaration.
2215 (Stub::do_fixed_endian_write): New template member.
2216 (Reloc_stub::do_write): Remove.
2217 (Reloc_stub::do_fixed_endian_write): Remove.
2218 (Cortex_a8_stub): New class definition.
2219 (Stub_factory::make_cortex_a8_stub): New method definition.
2220 (Stub_factory::Stub_factory): Add missing static storage class
2221 qualifier for elf32_arm_stub_a8_veneer_blx.
2223 2010-01-07 Ian Lance Taylor <iant@google.com>
2226 * options.h (class General_options): Add --warn-unresolved-symbols
2227 and --error-unresolved-symbols.
2228 * errors.cc (Errors::undefined_symbol): Implement
2229 --warn-unresolved-symbols.
2231 * options.h (class General_options): Add -z text and -z textoff.
2232 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2234 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2236 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2237 (Garbage_collection::cident_sections): New function.
2238 (Garbage_collection::add_cident_section): New function.
2239 (Garbage_collection::cident_sections_): New member.
2240 (gc_process_relocs): Add references to sections whose names are C
2242 * gold.h (cident_section_start_prefix): New constant.
2243 (cident_section_stop_prefix): New constant.
2244 (is_cident): New function.
2245 * layout.cc (Layout::define_section_symbols): Replace string constants
2246 with the newly defined constants.
2247 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2249 * testsuite/Makefile.am: Add gc_orphan_section_test.
2250 * testsuite/Makefile.in: Regenerate.
2251 * testsuite/gc_orphan_section_test.cc: New file.
2252 * testsuite/gc_orphan_section_test.sh: New file.
2254 2010-01-06 Ian Lance Taylor <iant@google.com>
2257 * options.h (class General_options): Add --warn-shared-textrel.
2258 * layout.cc (Layout::finish_dynamic_section): Implement
2259 --warn-shared-textrel.
2262 * options.h (class General_options): Add --warn-multiple-gp.
2264 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2266 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2267 $(THREADSLIB) and $(LIBDL).
2268 * Makefile.in: Rebuild.
2270 2010-01-06 Ian Lance Taylor <iant@google.com>
2273 * options.cc (General_options::parse_section_start): New function.
2274 (General_options::section_start): New function.
2275 (General_options::General_options): Initialize all members.
2276 * options.h: Include <map>
2277 (class General_options): Add --section-start. Add section_starts_
2279 * layout.cc (Layout::attach_allocated_section_to_segment): If
2280 --section-start was used, set the address of the segment. Remove
2281 local sort_sections.
2282 (Layout::relaxation_loop_body): If the address of the load segment
2283 has been set by --section-start, don't use it.
2284 * output.h (Output_segment::update_flags_for_output_section): New
2286 * output.cc (Output_segment::add_output_section): Call
2287 update_flags_for_output_section.
2289 2010-01-05 Ian Lance Taylor <iant@google.com>
2292 * options.h (class General_options): Add --undefined-version.
2293 * script.cc (struct Version_expression): Add was_matched_by_symbol
2295 (Version_script_info::matched_symbol): New function.
2296 (Version_script_info::get_symbol_version_helper): Call
2298 (Version_script_info::check_unmatched_names): New function.
2299 * script.h (class Version_script_info): Update declarations.
2300 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2302 * options.h (class General_options): Use DEFINE_bool_alias for
2303 allow_multiple_definition.
2304 * resolve.cc (Symbol_table::should_override): Don't test
2305 allow_multiple_definition.
2308 * options.h (class General_options): Add --cref.
2309 * main.cc (main): Print cref table if --cref. Don't close mapfile
2310 until after printing cref table.
2311 * cref.cc: Include "symtab.h".
2312 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2313 (Cref_table_compare::operator()): New function.
2314 (Cref_inputs::gather_cref): New function.
2315 (filecol): New static const.
2316 (Cref_inputs::print_cref): New function.
2317 (Cref::print_cref): New function.
2318 * cref.h: Include <cstdio>.
2319 (class Cref): Update declarations.
2320 * mapfile.h (Mapfile::file): New function.
2321 * object.h (class Object): Define Symbols. Declare virtual
2322 do_get_global_symbols.
2323 (Object::get_global_symbols): New function.
2324 * object.cc (Input_objects::add_object): Pass object to cref_ if
2326 (Input_objects::archive_start): Likewise.
2327 (Input_objects::archive_stop): Likewise.
2328 (Input_objects::print_cref): New function.
2329 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2330 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2332 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2334 * plugin.h (class Sized_pluginobj): Update declarations.
2336 2010-01-05 Ian Lance Taylor <iant@google.com>
2338 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2339 to is_default_version. Rename insdef to insdefault.
2340 (Symbol_table::add_from_relobj): Rename def to is_default_version
2341 and local to is_forced_local.
2342 (Symbol_table::add_from_pluginobj): Likewise.
2343 (Symbol_table::add_from_dynobj): Likewise.
2344 (Symbol_table::define_special_symbol): Rename insdef to
2347 2010-01-04 Ian Lance Taylor <iant@google.com>
2350 * options.h (class General_options): Add
2351 --allow-multiple-definition and -z muldefs.
2352 * resolve.cc (Symbol_table::should_override): Don't warn about a
2353 multiple symbol definition if --allow-multiple-definition or -z
2357 * options.h (class General_options): Add --add-needed and
2358 --copy-dt-needed-entries. Tweak --as-needed help entry.
2359 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2360 error if --copy-dt-needed-entries aka --add-needed is used and
2361 would cause a change in behaviour.
2364 * options.h (class General_options): Add -G as a short version of
2365 --shared. Add no-op options -assert, -g, and -i.
2367 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2369 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2370 check for .text or .gnu.linkonce.t sections.
2371 * icf.cc (Icf::find_identical_sections): Ditto.
2372 Change the detection for mangled function name within the section
2374 * icf.h (is_section_foldable_candidate): New function.
2376 2009-12-30 Ian Lance Taylor <iant@google.com>
2379 * options.h (class General_options): Permit two dashes with
2380 --retain-symbols-file.
2382 2009-12-30 Ian Lance Taylor <iant@google.com>
2385 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2386 don't put the file header and segment headers in the text
2390 * common.cc (Sort_commons::operator()): Stabilize sort when both
2392 (Symbol_table::do_allocate_commons_list): When allocating common
2393 symbols, skip a symbol which is no longer common.
2394 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2395 an object before checking its type.
2396 * testsuite/common_test_2.c: New file.
2397 * testsuite/common_test_3.c: New file.
2398 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2399 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2400 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2401 (common_test_2_pic.o, common_test_2.so): New targets.
2402 (common_test_3_pic.o, common_test_3.so): New targets.
2403 * testsuite/Makefile.in: Rebuild.
2406 * script.cc (read_input_script): If we see a new SECTIONS clause,
2407 and we have added an input section, give an error.
2408 * layout.h (class Layout): Add have_added_input_section function.
2409 Add have_added_input_section_ field.
2410 * layout.cc (Layout::Layout): Initialize
2411 have_added_input_section_.
2412 (Layout::layout): Set have_added_input_section_.
2413 (Layout::layout_eh_frame): Likewise.
2415 2009-12-30 Ian Lance Taylor <iant@google.com>
2418 * options.h (class General_options): Add --sort-common option.
2419 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2420 * common.cc (Sort_common): Add sort_order parameter to
2421 constructor. Add sort_order_ field.
2422 (Sort_commons::operator): Check sort_order_.
2423 (Symbol_table::allocate_commons): Determine the sort order.
2424 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2426 (Symbol_table::do_allocate_commons_list): Likewise.
2428 2009-12-30 Ian Lance Taylor <iant@google.com>
2431 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2432 symbols from this object, don't change the visibility of an
2434 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2436 2009-12-30 Ian Lance Taylor <iant@google.com>
2439 * script.h (class Version_script_info): Define Language enum.
2440 Update declarations. Define Glob, Exact, and Lookup types. Add
2441 new fields globals_, locals_, and is_finalized_.
2442 * script.cc: Various formatting fixes.
2443 (class Parser_closure): Change language_stack_ from a vector of
2444 std::string to one of Version_script_info::Language. Adjust all
2446 (class Lazy_demangler): Remove.
2447 (struct Version_expression): Change language from std::string to
2448 Version_script_info::Language.
2449 (Version_script_info::Version_script_info): New function.
2450 (Version_script_info::~Version_script_info): Don't call clear.
2451 (Version_script_info::finalize): New function.
2452 (Version_script_info::build_lookup_tables): New function.
2453 (Version_script_info::build_expression_list_lookup): New
2455 (Version_script_info::get_symbol_version_helper): Rewrite to use
2457 (Version_script_info::print_expression_list): Adjust to use
2458 Version_script_info::Language.
2459 (script_push_lex_into_version_mode): Check that the version script
2460 has not been finalized.
2461 (version_script_push_lang): Change language string to
2462 Version_script_info::Language.
2463 * options.cc (Command_line::version_script): New function.
2464 * options.h (class General_options): Add finalize_dynamic_list
2465 function. Change version_script from declaration to definition.
2466 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2467 * testsuite/version_script.map: Remove duplicate def of foo.
2468 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2470 * testsuite/Makefile.in: Rebuild.
2472 2009-12-30 Ian Lance Taylor <iant@google.com>
2475 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2476 if the input symbol index is 0, make the output symbol index 0.
2478 2009-12-30 Ian Lance Taylor <iant@google.com>
2481 * options.h (class General_options): Add -x/--discard-all.
2482 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2483 --discard-all. If the local symbol needs a dynamic entry, check
2484 that before handling --discard-locals.
2486 2009-12-30 Ian Lance Taylor <iant@google.com>
2489 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2491 (Output_segment::add_output_section): Don't change the flags if
2495 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2496 GNU hash table if they need a dynamic value. Otherwise, don't add
2497 them if they are defined in a dynamic object or are forced local.
2499 2009-12-29 Ian Lance Taylor <iant@google.com>
2502 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2503 .gnu.hash table for a 32-bit target.
2506 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2507 regular and a dynamic object only needs a dynamic symbol table
2508 entry if it is externally visible.
2511 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2512 constructor. Add global_offset_table_ field.
2513 (Target_i386::got_section): Set global_offset_table_.
2514 (Target_i386::do_finalize_sections): Set global_offset_table_
2516 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2517 in constructor. Add global_offset_table_ field.
2518 (Target_x86_64::got_section): Set global_offset_table_.
2519 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2522 * layout.cc (Layout::Layout): Initialize increase_relro_.
2523 (Layout::get_output_section): Add is_relro, is_last_relro, and
2524 is_first_non_relro parameters. Change all callers.
2525 (Layout::choose_output_section): Likewise.
2526 (Layout::add_output_section_data): Likewise.
2527 (Layout::make_output_section): Likewise.
2528 (Layout::set_segment_offsets): Clear increase_relro when using a
2530 * layout.h (class Layout): Add increase_relro method. Add
2531 increase_relro_ field. Update declarations.
2532 * output.cc (Output_section::Output_section): Initialize
2533 is_last_relro_ and is_first_non_relro_.
2534 (Output_segment::add_output_section): Group relro sections is
2535 do_sort is true. Handle is_last_relro and is_first_non_relro.
2536 (Output_segment::maximum_alignment): Remove relro handling.
2537 (Output_segment::set_section_addresses): Add increase_relro
2538 parameter. Change all callers. Add initial alignment to align
2539 relro sections on separate page. Remove old relro handling.
2540 (Output_segment::set_section_list_addresses): Remove in_relro
2541 parameter. Change all callers.
2542 (Output_segment::set_offset): Add increase parameter. Change all
2543 callers. Remove old relro handling.
2544 * output.h (class Output_section): Add new methods: is_last_relro,
2545 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2546 Add is_last_relro_ and is_first_non_relro_ fields.
2547 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2548 Create separate .got.plt section. Call increase_relro.
2549 * x86_64.cc (Target_x86_64::got_section): Likewise.
2550 * testsuite/relro_script_test.t: Add .got.plt.
2553 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2554 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2555 (Layout::finalize): Call set_dynamic_symbol_size.
2556 (Layout::set_dynamic_symbol_size): New function.
2557 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2558 set_dynamic_symbol_size.
2561 * output.h (class Output_section): Add is_entsize_zero_ field.
2562 * output.cc (Output_section::Output_section): Initialize
2564 (Output_section::set_entsize): If two different entsizes are
2565 requested, force it to zero.
2566 (Output_section::add_input_section): Set flags for .debug_str
2567 before updating section flags. Set entsize.
2568 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2569 and SHF_STRING if all input sections have those flags.
2571 2009-12-29 Rafael Espindola <espindola@google.com>
2573 * main.cc (main): Fix the sys time reporting.
2574 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2577 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2579 * options.cc (General_options::parse_version): Allow -v to exit
2580 without an error if there is nothing to link.
2582 2009-12-29 Ian Lance Taylor <iant@google.com>
2584 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2585 using a version of gcc before 4.1.
2586 * configure: Rebuild.
2588 2009-12-28 Chris Demetriou <cgd@google.com>
2590 * attributes.cc (Output_attributes_section_data::do_write): Use
2591 std::vector::front rather than std::vector::data.
2593 2009-12-28 Ian Lance Taylor <iant@google.com>
2595 * symtab.h (class Symbol_table): Add enum Defined.
2596 * resolve.cc (Symbol_table::should_override): Add defined
2597 parameter. Change all callers. Test whether object is NULL
2598 before calling a method on it.
2599 (Symbol_table::report_resolve_problem): Add defined parameter.
2601 (Symbol_table::should_override_with_special): Likewise.
2602 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2603 parameter. Change all callers.
2604 (Symbol_table::do_define_in_output_data): Likewise.
2605 (Symbol_table::define_in_output_segment): Likewise.
2606 (Symbol_table::do_define_in_output_segment): Likewise.
2607 (Symbol_table::define_as_constant): Likewise.
2608 (Symbol_table::do_define_as_constant): Likewise.
2609 * script.h (class Symbol_assignment): Add is_defsym parameter to
2610 constructor; change all callers.
2611 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2612 parameter. Change all callers. Add is_defsym_ field.
2613 (class Parser_closure): Add parsing_defsym parameter to
2614 constructor; change all callers. Add parsing_defsym accessor
2615 function. Add parsing_defsym_ field.
2617 2009-12-28 Ian Lance Taylor <iant@google.com>
2619 * gold.cc (queue_middle_tasks): Fix formatting.
2620 * object.cc (Relobj::is_section_name_included): Likewise.
2622 2009-12-23 Ian Lance Taylor <iant@google.com>
2624 * i386.cc (Target_i386::do_calls_non_split): Recognize
2625 -fsplit-stack prologue for a function with a static chain.
2626 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2627 -fsplit-stack prologue when using %r11.
2629 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2631 * options.cc (General_options::parse_version): Make -v continue and do
2632 the link like GNU ld does.
2634 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2636 * Makefile.am (CCFILES): Add timer.cc.
2637 (HFILES): Add timer.h.
2638 * configure.ac: Check for sysconf and times.
2639 * main.cc: include timer.h.
2640 (main): Use Timer instead of get_run_time.
2643 * workqueue.cc: include timer.h.
2644 (Workqueue::find_and_run_task):
2645 Report user, sys and wall time.
2646 * Makefile.in: Regenerate.
2647 * config.in: Regenerate.
2648 * configure: Regenerate.
2650 2009-12-16 Doug Kwan <dougkwan@google.com>
2652 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2654 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2655 relaxed input sections.
2656 * output.cc (Output_section::find_relaxed_input_section): Change
2657 return type to Output_relaxed_input_section pointer. Adjust code
2658 for new type of relaxed_input_section_map_.
2659 * output.h (Output_section::find_relaxed_input_section): Change
2660 return type to Output_relaxed_input_section pointer.
2661 (Output_section::Output_relaxed_input_section_by_input_section_map):
2663 (Output_section::relaxed_input_section_map_): Change type to
2664 Output_section::Output_relaxed_input_section_by_input_section_map.
2665 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2668 2009-12-15 Ian Lance Taylor <iant@google.com>
2670 * layout.cc (Layout::create_shstrtab): Only write out after input
2671 sections if we are compressing debug sections.
2673 2009-12-15 Ian Lance Taylor <iant@google.com>
2675 * archive.cc (Archive::add_symbols): Only look up a symbol without
2676 a version if there is, in fact, a version.
2678 2009-12-14 Ian Lance Taylor <iant@google.com>
2680 Revert -Wshadow changes, all changes from:
2681 2009-12-11 Doug Kwan <dougkwan@google.com>
2682 2009-12-11 Nick Clifton <nickc@redhat.com>
2683 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2685 2009-12-11 Doug Kwan <dougkwan@google.com>
2687 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2689 * attributes.cc (Object_attribute::size): Ditto.
2690 (Attributes_section_data::size): Ditto.
2691 (Attributes_section_data::Attributes_section_data): Ditto.
2692 (Output_attributes_section_data::do_write): Ditto.
2693 * attributes.h (Object_attribute::set_type): Ditto.
2694 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2696 2009-12-11 Nick Clifton <nickc@redhat.com>
2698 * archive.cc: Fix shadowed variable warnings.
2700 * compressed_output.cc: Likewise.
2701 * compressed_output.h: Likewise.
2702 * configure: Likewise.
2703 * dwarf_reader.cc: Likewise.
2704 * dynobj.cc: Likewise.
2705 * dynobj.h: Likewise.
2706 * ehframe.cc: Likewise.
2707 * ehframe.h: Likewise.
2708 * errors.cc: Likewise.
2709 * expression.cc: Likewise.
2710 * fileread.cc: Likewise.
2711 * fileread.h: Likewise.
2712 * freebsd.h: Likewise.
2713 * i386.cc: Likewise.
2715 * incremental.h: Likewise.
2716 * layout.cc: Likewise.
2717 * layout.h: Likewise.
2718 * mapfile.cc: Likewise.
2719 * merge.cc: Likewise.
2720 * merge.h: Likewise.
2721 * object.cc: Likewise.
2722 * object.h: Likewise.
2723 * options.h: Likewise.
2724 * output.cc: Likewise.
2725 * output.h: Likewise.
2726 * parameters.cc: Likewise.
2727 * plugin.cc: Likewise.
2728 * powerpc.cc: Likewise.
2729 * reduced_debug_output.cc: Likewise.
2730 * reduced_debug_output.h: Likewise.
2731 * reloc.cc: Likewise.
2732 * reloc.h: Likewise.
2733 * resolve.cc: Likewise.
2734 * script-sections.cc: Likewise.
2735 * script.cc: Likewise.
2736 * script.h: Likewise.
2737 * sparc.cc: Likewise.
2738 * symtab.cc: Likewise.
2739 * symtab.h: Likewise.
2740 * target-select.cc: Likewise.
2741 * target-select.h: Likewise.
2742 * token.h: Likewise.
2743 * workqueue.cc: Likewise.
2744 * workqueue.h: Likewise.
2745 * x86_64.cc: Likewise.
2747 2009-12-10 Doug Kwan <dougkwan@google.com>
2749 * arm.cc (attributes.h): New include.
2750 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2751 (Arm_relobj::~Arm_relobj): Delete object pointed by
2752 attributes_section_data_.
2753 (Arm_relobj::attributes_section_data): New method definition.
2754 (Arm_relobj::attributes_section_data_): New data member declaration.
2755 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2756 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2757 attributes_section_data_.
2758 (Arm_dynobj::attributes_section_data): New method definition.
2759 (Arm_dynobj::attributes_section_data_): New data member declaration.
2760 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2761 initialization value of may_use_blx_ to false.
2762 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2763 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2764 object attributes to compute results instead of hard-coding.
2765 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2766 Target_arm::get_secondary_compatible_arch,
2767 Target_arm::set_secondary_compatible_arch
2768 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2769 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2770 New method declarations.
2771 (Target_arm::get_aeabi_object_attribute): New method definition.
2772 (Target_arm::attributes_section_data_): New data member declaration.
2773 (read_arm_attributes_section): New template definition.
2774 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2775 (Arm_dynobj::do_read_symbols): Ditto.
2776 (Target_arm::do_finalize_sections): Merge attributes sections from
2777 input. Check for BLX use after attributes section merging.
2778 Fix __exidx_start and __exidx_end visibility. Create an
2779 .ARM.attributes section if necessary.
2780 (Target_arm::get_secondary_compatible_arch,
2781 Target_arm::set_secondary_compatible_arch,
2782 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2783 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2784 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2785 New method definitions.
2787 2009-12-09 Ian Lance Taylor <iant@google.com>
2789 * plugin.cc (Plugin::load): Don't cast from void* to a function
2792 2009-12-09 Ian Lance Taylor <iant@google.com>
2794 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2797 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2799 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2800 Replace two_file_shared_1.so with two_file_shared_2.so.
2801 * testsuite/Makefile.in: Regenerated.
2803 2009-12-08 Doug Kwan <dougkwan@google.com>
2805 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2806 (HFILES): Add attributes.h and int_encoding.h.
2807 * Makefile.in: Regenerate.
2808 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2809 function definitions to int_encoding.cc
2810 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2811 prototypes to int_encoding.h
2812 * reduced_debug_output.cc (int_encoding.h): New include.
2813 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2814 function definitions to int_encoding.cc
2815 (insert_into_vector, read_from_pointer): Move template definitions to
2817 * attributes.cc: New file.
2818 * attributes.h: New file.
2819 * int_encoding.cc: New file.
2820 * int_encoding.h: New file.
2822 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2825 * incremental-dump.cc (dump_incremental_inputs): New.
2826 (main): Use dump_incremental_inputs.
2828 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2831 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2832 checking elfcpp::STT_FUNC.
2833 (Target_i386::Relocate::relocate): Likewise.
2834 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2836 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2837 symbols from shared libraries into normal FUNC symbols.
2839 * symtab.h (Symbol): Add is_func and use it.
2841 2009-12-05 Doug Kwan <dougkwan@google.com>
2843 * arm.cc (Target_arm::arm_info): Initialize new fields
2844 attributes_section and attributes_vendor.
2845 * i386.cc (Target_i386::i386_info): Same.
2846 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2847 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2848 fields attributes_section and attributes_vendor.
2849 * sparc.cc (Target_sparc::sparc_info): Same.
2850 * target.h (Target::attributes_section, Target::attributes_vendor,
2851 Target::is_attributes_section, Target::attribute_arg_type,
2852 Target::attributes_order): New method definitions.
2853 (Target::Target_info::attributes_section,
2854 Target::Target_info::attributes_vendor): New fields.
2855 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2856 virtual method definitions.
2857 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2858 attributes_section and attributes_vendor.
2859 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2861 2009-12-05 Doug Kwan <dougkwan@google.com>
2863 * arm.cc: Update comments about interworking and stub generation.
2864 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2865 considered as non-PIC.
2866 (Arm_relocate_functions::base_abs): Fix formatting.
2867 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2868 of function to use GOT entry address instead of offset.
2869 (Target_arm::Scan::global): Issue an error if a symbol would need a
2870 PLT does not get one because it is untyped. Remove code to create
2871 dynamic symbols for relative branches.
2872 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2873 takes unsigned integer instead of boolean.
2875 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2877 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2878 (two_file_test_LDADD): Likewise.
2879 (common_test_1_LDADD): Likewise.
2880 (exception_test_LDADD) Likewise.
2881 (weak_test_LDADD): Likewise.
2882 (many_sections_test_LDADD): Likewise.
2883 (initpri1_LDADD): Likewise.
2884 (script_test_1_LDADD): Likewise.
2885 (script_test_2_LDADD): Likewise.
2886 (justsyms_LDADD): Likewise.
2887 (binary_test_LDADD): Likewise.
2888 (large_LDADD): Likewise.
2889 * testsuite/Makefile.in: Regenerated.
2891 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2893 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2894 (Symbol_table::override_with_special): Likewise.
2895 (Symbol_table::add_from_object): Likewise.
2897 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2899 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2900 Don't set the data_offset twice.
2902 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2904 * testsuite/Makefile.in: Regenerate.
2906 2009-12-03 Doug Kwan <dougkwan@google.com>
2908 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2909 (Target_arm::do_finalize_sections): Add parameter for symbol table
2910 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2911 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2912 parameter for symbol table pointer.
2913 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2914 an additional parameter for a pointer to symbol table.
2915 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2916 parameter for a symbol table pointer.
2917 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2918 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2920 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2921 parameter for a symbol table pointer.
2923 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2925 * incremental.cc (Incremental_inputs_header)
2926 (Incremental_inputs_header_write, Incremental_inputs_entry)
2927 (Incremental_inputs_entry_write): Move ...
2928 * incremental.h (Incremental_inputs_header)
2929 (Incremental_inputs_header_write, Incremental_inputs_entry)
2930 (Incremental_inputs_entry_write): here.
2932 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2934 * incremental.cc (make_sized_incremental_binary): Set the target.
2935 Error if it is incompatible.
2936 * output.h (Output_file): Add filename method.
2938 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2940 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2941 from the get_* methods.
2943 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2945 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2946 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2947 Write 0 for the data_offset of scripts.
2949 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2951 * testsuite/Makefile.am: Add the incremental_test.sh test.
2952 * testsuite/incremental_test.sh: New.
2953 * testsuite/incremental_test_1.c: New.
2954 * testsuite/incremental_test_2.c: New.
2956 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2958 * incremental-dump.cc (main): Fix typos.
2960 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2963 * incremental-dump.cc (main): Use llu to print 64 bit values.
2965 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2966 H.J. Lu <hongjiu.lu@intel.com>
2968 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2970 (incremental_dump_LDADD): Likewise.
2971 * Makefile.in: Regenerated.
2973 2009-11-25 Doug Kwan <dougkwan@google.com>
2977 2009-11-25 Doug Kwan <dougkwan@google.com>
2979 * arm.cc (Target_arm::Target_arm): Move method definition
2980 outside of class definition. Add code to handle
2981 --target1-rel, --target1-abs and --target2= options.
2982 (Target_arm::get_reloc_reloc_type): Change method to be
2983 non-static and const.
2984 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2985 New data member declaration.
2986 (Target_arm::Scan::local, Target_arm::Scan::global,
2987 Target_arm::Relocate::relocate,
2988 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2989 Adjust call to Target_arm::get_real_reloc_type.
2990 (Target_arm::get_real_reloc_type): Use command line options
2991 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2992 * options.h (--target1-rel, --target1-abs, --target2): New
2995 2009-11-25 Doug Kwan <dougkwan@google.com>
2997 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2998 class definition. Add code to handle --target1-rel, --target1-abs
2999 and --target2= options.
3000 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3002 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3004 (Target_arm::Scan::local, Target_arm::Scan::global,
3005 Target_arm::Relocate::relocate,
3006 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3007 call to Target_arm::get_real_reloc_type.
3008 (Target_arm::get_real_reloc_type): Use command line options to
3009 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3010 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3013 2009-11-25 Doug Kwan <dougkwan@google.com>
3015 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3016 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3017 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3019 (Arm_relocate_functions::thm_call): Replace body with a call to
3020 Arm_relocate_functions::thumb_branch_common.
3021 (Arm_relocate_functions::thm_jump24,
3022 Arm_relocate_functions::thm_xpc22): New method definitions.
3023 (Arm_relocate_functions::thumb_branch_common): New method definition.
3024 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3026 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3027 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3029 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3031 * Makefile.am: Build incremental-dump
3032 * Makefile.in: Regenerate.
3033 * incremental-dump.cc: New.
3034 * incremental.cc (Incremental_inputs_header_data,
3035 Incremental_inputs_entry_data): Move to incremental.h
3036 * incremental.h: (Incremental_inputs_header_data,
3037 Incremental_inputs_entry_data): Move from incremental.cc
3039 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3041 * incremental.cc (Incremental_inputs_header,
3042 Incremental_inputs_header_write, Incremental_inputs_entry,
3043 Incremental_inputs_entry_write): Add a typedef with the data type.
3045 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3047 * incremental.cc (Incremental_inputs_header,
3048 Incremental_inputs_header_write, Incremental_inputs_entry,
3049 Incremental_inputs_entry_write): Update comment about which
3050 type has the filed descriptions.
3052 2009-11-15 Doug Kwan <dougkwan@google.com>
3054 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3055 (Arm_relocate_functions::arm_branch_common): Change method defintion
3056 in class definition to a method declaration and update list of formal
3058 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3059 Arm_relocation_functions::jump24): Adjust call to
3060 Arm_relocate_functions::arm_branch_common. Update list of formal
3062 (Arm_relocate_functions::xpc25): New method definition.
3063 (Arm_relocate_functions::arm_branch_common): Move method defintion
3064 out from class definition. Use stubs for mode-switching and extending
3066 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3067 specially. Change code to enable use of stubs in ARM branches.
3069 2009-11-10 Doug Kwan <dougkwan@google.com>
3071 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3072 in method declaration.
3073 (Target_arm::relocate_stub): New method declaration.
3074 (Target_arm::default_target): Change to return a pointer instead of
3076 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3077 Target_arm::default_target.
3078 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3080 (Target_arm::relocate_section): Adjust view.
3081 (Target_arm::relocate_stub): New method definition.
3083 2009-11-10 Doug Kwan <dougkwan@google.com>
3085 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3087 * incremental.cc (open_incremental_binary): Initialized local
3088 variables to avoid warnings.
3089 * object.cc (make_elf_object): Ditto.
3090 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3093 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3096 * testsuite/plugin_test.c: Include "config.h".
3098 2009-11-09 Doug Kwan <dougkwan@google.com>
3100 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3101 (arm_symbol_value): Remove.
3102 (Arm_relocate_functions::arm_branch_common,
3103 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3104 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3105 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3106 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3107 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3108 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3109 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3110 Arm_relocate_functions::thm_mobw_abs_nc,
3111 Arm_relocate_functions::thm_mov_abs,
3112 Arm_relocate_functions::movw_prel_nc,
3113 Arm_relocate_functions::thm_movt_abs,
3114 Arm_relocate_functions::movt_prel,
3115 Arm_relocate_functions::thm_movw_prel_nc,
3116 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3117 (Target_arm::Relocate::relocate): Only decompose address into two
3118 parts if relocation type uses the thumb-bit and pass the actual
3119 bit instead of a flag indicating that the thumb-bit is used. Adjust
3120 calls to methods in Arm_relocate_functions for this change.
3122 2009-11-08 Ian Lance Taylor <iant@google.com>
3125 * reloc.cc: Instantiate
3126 Sized_relobj::initialize_input_to_output_maps and
3127 Sized_relobj:free_input_to_output_maps.
3129 2009-11-06 Ian Lance Taylor <iant@google.com>
3132 * defstd.cc (in_segment): Set only_if_ref true for "end".
3134 2009-11-06 Doug Kwan <dougkwan@google.com>
3136 * arm.cc (class Reloc_stub): Correct a comment.
3137 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3138 (Target_arm::scan_section_for_stubs): New method declaration.
3139 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3140 Change methods from private to protected.
3141 (Target_arm::do_may_relax): New method definition.
3142 (Target_arm::do_relax, Target_arm::group_sections,
3143 Target_arm::scan_reloc_for_stub,
3144 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3145 (Target_arm::arm_input_section_map_): New data member declaration.
3146 (Target_arm::scan_reloc_for_stub,
3147 Target_arm::scan_reloc_section_for_stubs,
3148 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3149 Target_arm::do_relax): New method definitions.
3151 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3153 * configure.ac: Check for (struct stat)::st_mtim
3154 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3155 * config.in: Regenerate.
3156 * configure: Regenerate.
3158 2009-11-05 Ian Lance Taylor <iant@google.com>
3161 * output.cc (Output_segment::add_output_section): Add missing
3164 2009-11-04 Ian Lance Taylor <iant@google.com>
3167 * object.h (class Object): Add is_needed and set_is_needed
3168 methods. Add is_needed_ field. Make bool fields into bitfields.
3169 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3170 defined in a dynamic object and referenced by a regular object,
3171 set is_needed for the dynamic object.
3172 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3173 if the file is marked with as_needed and it is not needed.
3175 2009-11-04 Ian Lance Taylor <iant@google.com>
3178 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3179 tags if data is discarded by linker script.
3180 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3181 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3182 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3183 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3185 2009-11-04 Ian Lance Taylor <iant@google.com>
3187 * layout.cc (Layout::get_output_section): Add is_interp and
3188 is_dynamic_linker_section parameters. Change all callers.
3189 (Layout::choose_output_section): Likewise.
3190 (Layout::make_output_section): Likewise.
3191 (Layout::add_output_section_data): Add is_dynamic_linker_section
3192 parameter. Change all callers.
3193 * layout.h (class Layout): Update declarations.
3194 * output.h (class Output_section): Add is_interp, set_is_interp,
3195 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3196 Add is_interp_, is_dynamic_linker_section_ fields. Change
3197 generate_code_fills_at_write_ to a bitfield.
3198 * output.cc (Output_section::Output_sections): Initialize new
3200 (Output_segment::add_output_section): Add do_sort parameter.
3203 2009-11-03 Ian Lance Taylor <iant@google.com>
3206 * options.h (class General_options): Add --warn-common.
3207 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3208 merging two common symbols.
3209 (Symbol_table::should_override): Handle --warn-common when merging
3210 a common symbol with a defined symbol. Use report_resolve_problem
3211 for multiple definitions.
3212 (Symbol_table::report_resolve_problem): New function.
3213 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3215 2009-11-03 Doug Kwan <dougkwan@google.com>
3217 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3219 (Target_arm::stub_factory): New method definition.
3220 (Target_arm::new_arm_input_section,
3221 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3222 Target_arm::reloc_uses_thumb_bit): New method declarations.
3223 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3224 New type definitions.
3225 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3226 member declarations.
3227 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3228 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3229 New method definitions.
3231 2009-11-03 Ian Lance Taylor <iant@google.com>
3233 * options.h (class General_options): Add --warn_constructors.
3235 2009-11-03 Ian Lance Taylor <iant@google.com>
3238 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3239 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3241 2009-11-03 Ian Lance Taylor <iant@google.com>
3244 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3245 --msgid-bugs-address.
3246 (install-pdf): New target.
3247 (install-data_yes): Look up one directory to find mkinstalldirs.
3249 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3251 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3254 2009-10-30 Doug Kwan <dougkwan@google.com>
3256 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3258 2009-10-30 Doug Kwan <dougkwan@google.com>
3260 * arm.cc (Stub_addend_reader): New struct template definition
3261 and partial specializations.
3262 (Stub_addend_reader::operator()): New method definition for a
3263 partially specialized template.
3265 2009-10-30 Doug Kwan <dougkwan@google.com>
3267 * arm.cc (Arm_relobj::processor_specific_flags): New method
3269 (Arm_relobj::do_read_symbols): New method declaration.
3270 (Arm_relobj::processor_specific_flags_): New data member declaration.
3271 (Arm_dynobj): New class definition.
3272 (Target_arm::do_finalize_sections): Add input_objects parameter.
3273 (Target_arm::do_adjust_elf_header): New method declaration.
3274 (Target_arm::are_eabi_versions_compatible,
3275 (Target_arm::merge_processor_specific_flags): New method declaration.
3276 (Target_arm::do_make_elf_object): New overloaded method definitions
3278 (Arm_relobj::do_read_symbols): New method definition.
3279 (Arm_dynobj::do_read_symbols): Ditto.
3280 (Target_arm::do_finalize_sections): Add input_objects parameters.
3281 Merge processor-specific flags from all input objects.
3282 (Target_arm::are_eabi_versions_compatible,
3283 Target_arm::merge_processor_specific_flags,
3284 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3285 New method definitions.
3286 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3287 Input_objects pointer type parameter.
3288 * layout.cc (Layout::finalize): Pass input objects to target's.
3289 finalize_sections function.
3290 * output.cc (Output_file_header::do_sized_write): Set ELF file
3291 header's processor-specific flags.
3292 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3293 Input_objects pointer type parameter.
3294 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3295 * target.h (Input_objects): New forward class declaration.
3296 (Target::processor_specific_flags,
3297 Target::are_processor_specific_flags_sect): New method definitions.
3298 (Target::finalize_sections): Add input_objects parameter.
3299 (Target::Target): Initialize processor_specific_flags_ and
3300 are_processor_specific_flags_set_.
3301 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3303 (Target::set_processor_specific_flags): New method definition.
3304 (Target::processor_specific_flags_,
3305 Target::are_processor_specific_flags_set_): New data member
3307 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3308 Input_objects pointer type parameter.
3310 2009-10-30 Doug Kwan <dougkwan@google.com>
3312 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3314 2009-10-28 Ian Lance Taylor <iant@google.com>
3316 * object.h (class Relobj): Drop options parameter from
3317 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3318 do_scan_relocs, do_relocate. Change all callers.
3319 (class Sized_relobj): Drop options parameters from
3320 do_gc_process_relocs, do_scan_relocs, do_relocate,
3321 do_relocate_sections, relocate_sections, emit_relocs_scan,
3322 emit_relocs_scan_reltype. Change all callers.
3323 (struct Relocate_info): Remove options field and all references to
3325 * reloc.h (class Read_relocs): Remove options constructor
3326 parameter and options_ field. Change all callers.
3327 (class Gc_process_relocs, class Scan_relocs): Likewise.
3328 (class Relocate_task): Likewise.
3329 * target-reloc.h (scan_relocs): Remove options parameter. Change
3331 (scan_relocatable_relocs): Likewise.
3332 * target.h (class Sized_target): Remove options parameter from
3333 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3335 * gc.h (gc_process_relocs): Remove options parameter. Change all
3337 * arm.cc: Update functions to remove options parameters.
3338 * i386.cc: Likewise.
3339 * powerpc.cc: Likewise.
3340 * sparc.cc: Likewise.
3341 * x86_64.cc: Likewise.
3342 * testsuite/testfile.cc: Likewise.
3344 2009-10-28 Doug Kwan <dougkwan@google.com>
3346 * arm.cc (Arm_relobj): New class definition.
3347 (Arm_relobj::scan_sections_for_stubs,
3348 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3349 New method definitions.
3351 2009-10-28 Cary Coutant <ccoutant@google.com>
3353 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3354 (Plugin::cleanup_done_): New member.
3355 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3356 (Plugin_manager::cleanup_done_): Remove.
3357 (Plugin_manager::add_input_file): Edit error message.
3358 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3359 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3361 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3363 * fileread.cc: (File_read::View::~View): Use the new
3364 data_ownership_ filed.
3365 (File_read::~File_read): Dispose the new whole_file_view_.
3366 (File_read::open): Mmap the whole file if needed.
3367 (File_read::open): Use whole_file_view_ instead of contents_.
3368 (File_read::find_view): Use whole_file_view_ if applicable.
3369 (File_read::do_read): Use whole_file_view_ instead of contents_.
3370 (File_read::make_view): Use whole_file_view_ instead of contents_,
3371 update File_read::View::View call.
3372 (File_read::find_or_make_view): Update File_read::View::View
3374 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3376 (File_read::View::Data_ownership): New enum.
3377 (File_read::View::View): Replace bool mapped_ with Data_ownership
3379 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3380 (File_read::View::data_ownership_): New field.
3381 (File_read::contents_): Remove (replaced by whole_file_view_).
3382 (File_read::whole_file_view_): New field.
3383 * options.h (class General_options): Add --keep-files-mapped.
3385 2009-10-27 Cary Coutant <ccoutant@google.com>
3387 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3388 * testsuite/Makefile.am (plugin_test_5): New test case.
3389 * testsuite/Makefile.in: Regenerate.
3391 2009-10-25 Doug Kwan <dougkwan@google.com>
3393 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3394 from private to protected to allow access by child class.
3395 (Sized_relobj::do_relocate_sections): New method declaration.
3396 (Sized_relobj::relocate_sections): Virtualize.
3397 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3398 Sized_relobj::relocate_sections. Instantiate template explicitly
3399 for different target sizes and endianity.
3401 2009-10-24 Doug Kwan <dougkwan@google.com>
3403 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3404 (Arm_input_section::as_arm_input_section): New method.
3405 (Arm_output_section): New class definition.
3406 (Arm_output_section::create_stub_group,
3407 Arm_output_section::group_sections): New method definitions.
3409 2009-10-22 Doug Kwan <dougkwan@google.com>
3411 * arm.cc (Arm_input_section): New class definition.
3412 (Arm_input_section::init, Arm_input_section:do_write,
3413 Arm_input_section::set_final_data_size,
3414 Arm_input_section::do_reset_address_and_file_offset): New method
3417 2009-10-21 Doug Kwan <dougkwan@google.com>
3419 * arm.cc (Stub_table, Arm_input_section): New forward class
3421 (Stub_table): New class defintion.
3422 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3423 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3424 New method definition.
3426 2009-10-21 Doug Kwan <dougkwan@google.com>
3428 * arm.cc: Update copyright comments.
3429 (Target_arm): New forward class template declaration.
3430 (Arm_address): New type.
3431 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3432 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3433 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3435 (Insn_template): Same.
3436 (DEF_STUBS): New macro.
3437 (Stub_type): New enum type.
3438 (Stub_template): New class definition.
3441 (Stub_factory): Same.
3442 (Target_arm::Target_arm): Initialize may_use_blx_ and
3443 should_force_pic_veneer_.
3444 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3445 Target_arm::should_force_pic_veneer,
3446 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3447 Target_arm::using_thumb_only, Target_arm:;default_target): New
3449 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3450 New data member declarations.
3451 (Insn_template::size, Insn_template::alignment): New method defintions.
3452 (Stub_template::Stub_template): New method definition.
3453 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3454 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3455 (Stub_factory::Stub_factory): New method definition.
3456 * gold.h (string_hash): New template.
3457 * output.h (Input_section_specifier::hash_value): Use
3459 (Input_section_specifier::string_hash): Remove.
3460 * stringpool.cc (Stringpool_template::string_hash): Use
3463 2009-10-20 Doug Kwan <dougkwan@google.com>
3465 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3466 symbols of relaxed input sections.
3467 * output.h (Output_section::find_relaxed_input_section): Make
3470 2009-10-16 Doug Kwan <dougkwan@google.com>
3472 * dynobj.cc (Versions::Versions): Initialize version_script_.
3473 Only insert base version symbol definition for a shared object
3474 if version script defines any version versions.
3475 (Versions::define_base_version): New method definition.
3476 (Versions::add_def): Check that base version is not needed.
3477 (Versions::add_need): Define base version lazily.
3478 * dynobj.h (Versions::define_base_version): New method declaration.
3479 (Versions::needs_base_version_): New data member declaration.
3480 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3481 (check_DATA): Add no_version_test.stdout.
3482 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3484 * testsuite/Makefile.in: Regenerate.
3485 * testsuite/no_version_test.c: New file.
3486 * testsuite/no_version_test.sh: Ditto.
3488 2009-10-16 Doug Kwan <dougkwan@google.com>
3490 * expression.cc (class Segment_start_expression): New class definition.
3491 (Segment_start_expression::value): New method definition.
3492 (script_exp_function_segment_start): Return a new
3493 Segment_start_expression.
3494 * gold/script-c.h (script_saw_segment_start_expression): New function
3496 * script-sections.cc (Script_sections::Script_sections): Initialize
3497 SAW_SEGMENT_START_EXPRESSION_ to false.
3498 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3499 and -Tbbs options to specify section addresses if given in
3500 command line and no SEGMENT_START expression is seen in a script.
3501 * script-sections.h (Script_sections::saw_segment_start_expression,
3502 Script_sections::set_saw_segment_start_expression): New method
3504 (Script_sections::saw_segment_start_expression_): New data member
3506 * script.cc (script_saw_segment_start_expression): New function.
3507 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3508 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3509 script_test_7.sh and script_test_8.sh.
3510 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3511 script_test_8.stdout.
3512 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3513 (script_test_6, script_test_6.stdout, script_test_7,
3514 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3515 * Makefile.in: Regenerate.
3516 * testsuite/script_test_6.sh: New file.
3517 * testsuite/script_test_6.t: Same.
3518 * testsuite/script_test_7.sh: Same.
3519 * testsuite/script_test_7.t: Same.
3520 * testsuite/script_test_8.sh: Same.
3522 2009-10-16 Doug Kwan <dougkwan@google.com>
3524 * output.cc (Output_segment::set_section_list_address): Cast
3525 expressions to unsigned long long type to avoid format warnings.
3527 2009-10-15 Ian Lance Taylor <iant@google.com>
3529 * script.cc (Script_options::add_symbol_assignment): Always add a
3530 dot assignment to script_sections_.
3531 * script-sections.cc (Script_sections::add_dot_assignment):
3532 Initialize if necessary.
3534 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3535 program headers with no load segment if there is a linker script.
3537 * layout.cc (Layout::set_segment_offsets): Align the file offset
3538 to the segment aligment for -N or -n with no load segment.
3539 * output.cc (Output_segment::add_output_section): Don't crash if
3540 the first section is a TLS section.
3541 (Output_segment::set_section_list_addresses): Print an error
3542 message if the address moves backward in a linker script.
3543 * script-sections.cc
3544 (Output_section_element_input::set_section_addresses): Don't
3545 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3546 (Orphan_output_section::set_section_addresses): Likewise.
3548 2009-10-15 Doug Kwan <dougkwan@google.com>
3550 * layout.cc (Layout::finish_dynamic_section): Generate tags
3551 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3552 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3553 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3555 2009-10-14 Ian Lance Taylor <iant@google.com>
3557 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3559 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3560 data_shdr fields of relinfo.
3561 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3562 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3563 R_386_TLS_LDO_32, adjust based on section flags.
3564 (Target_i386::Relocate::fix_up_ldo): Remove.
3566 2009-10-13 Ian Lance Taylor <iant@google.com>
3568 Add support for -pie.
3569 * options.h (class General_options): Add -pie and
3571 (General_options::output_is_position_independent): Test -pie.
3572 (General_options::output_is_executable): Return true if not shared
3573 and not relocatable.
3574 (General_options::output_is_pie): Remove.
3575 * options.cc (General_options::finalize): Reject incompatible uses
3577 * gold.cc (queue_middle_tasks): A -pie link is not static.
3578 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3579 * symtab.cc (Symbol::final_value_is_known): Return false if
3580 output_is_position_independent.
3581 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3582 output_is_position_independent.
3583 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3584 output_is_position_independent.
3585 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3586 output_is_position_independent.
3587 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3589 (basic_pie_test.o, basic_pie_test): New targets.
3590 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3591 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3592 (two_file_pie_test): New target.
3593 * testsuite/Makefile.in: Rebuild.
3594 * README: Remove note saying that -pie is not supported.
3596 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3598 * options.h (class General_options): Add -init and -fini.
3599 * layout.cc (Layout::finish_dynamic_section): Emit
3600 given init and fini functions.
3602 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3604 * gc.h (gc_process_relocs): Check if icf is enabled using new
3606 * gold.cc (queue_initial_tasks): Likewise.
3607 (queue_middle_tasks): Likewise.
3608 * object.cc (do_layout): Likewise.
3609 * symtab.cc (is_section_folded): Likewise.
3610 * main.cc (main): Likewise.
3611 * reloc.cc (Read_relocs::run): Likewise.
3612 (Sized_relobj::do_scan_relocs): Likewise.
3613 * icf.cc (is_function_ctor_or_dtor): New function.
3614 (Icf::find_identical_sections): Check if function is ctor or dtor when
3616 * options.h (General_options::icf): Change option to be an enum.
3617 (Icf_status): New enum.
3618 (icf_enabled): New method.
3619 (icf_safe_folding): New method.
3620 (set_icf_status): New method.
3621 (icf_status_): New variable.
3622 * (options.cc) (General_options::finalize): Set icf_status_.
3623 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3624 icf_test and icf_keep_unique_test to use the --icf enum flag.
3625 * testsuite/icf_safe_test.sh: New file.
3626 * testsuite/icf_safe_test.cc: New file.
3628 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3630 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3631 includes to gc.h and icf.h.
3632 * arm.cc: Include gc.h.
3633 * gold.cc: Likewise.
3634 * i386.cc: Likewise.
3635 * powerpc.cc: Likewise.
3636 * sparc.cc: Likewise.
3637 * x86_64.cc: Likewise.
3638 * gc.h: Include icf.h.
3640 2009-10-11 Ian Lance Taylor <iant@google.com>
3642 * plugin.cc: Include "gold.h" before other header files.
3644 2009-10-10 Chris Demetriou <cgd@google.com>
3646 * options.h (Input_file_argument::Input_file_type): New enum.
3647 (Input_file_argument::is_lib_): Replace with...
3648 (Input_file_argument::type_): New member.
3649 (Input_file_argument::Input_file_argument): Take Input_file_type
3650 'type' rather than boolean 'is_lib' as second argument.
3651 (Input_file_argument::is_lib): Use type_.
3652 (Input_file_argument::is_searched_file): New function.
3653 (Input_file_argument::may_need_search): Handle is_searched_file.
3654 * options.cc (General_options::parse_library): Support -l:filename.
3655 (General_options::parse_just_symbols): Update for Input_file_argument
3657 (Command_line::process): Likewise.
3658 * archive.cc (Archive::get_file_and_offset): Likewise.
3659 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3660 * script.cc (read_script_file, script_add_file): Likewise.
3661 * fileread.cc (Input_file::Input_file): Likewise.
3662 (Input_file::will_search_for): Handle is_searched_file.
3663 (Input_file::open): Likewise.
3664 * readsyms.cc (Read_symbols::get_name): Likewise.
3665 * testsuite/Makefile.am (searched_file_test): New test.
3666 * testsuite/Makefile.in: Regenerate.
3667 * testsuite/searched_file_test.cc: New file.
3668 * testsuite/searched_file_test_lib.cc: New file.
3670 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3671 Ian Lance Taylor <iant@google.com>
3673 * descriptor.cc: Include <cstdio> and "binary-io.h".
3674 (Descriptors::open): Open the files in binary mode always.
3675 * script.cc (Lex::get_token): Treat \r as whitespace.
3677 2009-10-09 Ian Lance Taylor <iant@google.com>
3679 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3681 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3682 Ian Lance Taylor <iant@google.com>
3684 * configure.ac: Check for readv function also.
3685 * fileread.cc (readv): Define if not HAVE_READV.
3686 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3688 * config.in: Regenerate.
3689 * configure: Regenerate.
3691 2009-10-09 Doug Kwan <dougkwan@google.com>
3693 * layout.cc (Layout::make_output_section): Call target hook to make
3694 ordinary output section.
3695 (Layout::finalize): Adjust parameter list of call the
3696 Target::may_relax().
3697 * layout.h (class Layout::section_list): New method.
3698 * merge.h (Output_merge_base::entsize): Change visibility to public.
3699 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3701 (Output_merge_string::do_is_string): New method.
3702 * object.cc (Sized_relobj::do_setup): renamed from
3703 Sized_relobj::set_up.
3704 * object.h (Sized_relobj::adjust_shndx,
3705 Sized_relobj::initializ_input_to_output_maps,
3706 Sized_relobj::free_input_to_output_maps): Change visibilities to
3708 (Sized_relobj::setup): Virtualize.
3709 (Sized_relobj::do_setup): New method declaration.
3710 (Sized_relobj::invalidate_section_offset,
3711 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3712 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3713 * options.cc (parse_int): New function.
3714 * options.h (parse_int): New declaration.
3715 (DEFINE_int): New macro.
3716 (stub_group_size): New option.
3717 * output.cc (Output_section::Output_section): Initialize memebers
3718 merge_section_map_, merge_section_by_properties_map_,
3719 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3720 (Output_section::add_input_section): Handled deferred code-fill
3721 generation and remove an old comment.
3722 (Output_section::add_relaxed_input_section): New method definition.
3723 (Output_section::add_merge_input_section): Use merge section by
3724 properties map to speed to search. Update merge section maps
3726 (Output_section::build_relaxation_map): New method definition.
3727 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3729 (Output_section::relax_input_section): Renamed to
3730 Output_section::convert_input_sections_to_relaxed_sections and change
3731 interface to take a vector of pointers to relaxed sections.
3732 (Output_section::find_merge_section,
3733 Output_section::find_relaxed_input_section): New method definitions.
3734 (Output_section::is_input_address_mapped,
3735 Output_section::output_offset, Output_section::output_address):
3736 Use output section data maps to speed up searching.
3737 (Output_section::find_starting_output_address): Add comments.
3738 (Output_section::do_write,
3739 Output_section::write_to_postprocessing_buffer): Do code-fill
3740 generation as appropriate.
3741 (Output_section::get_input_sections): Invalidate relaxed input section
3743 (Output_section::restore_states): Adjust type of checkpoint .
3744 Invalidate relaxed input section map.
3745 * output.h (Output_merge_base): New class declaration.
3746 (Input_section_specifier): New class defintion.
3747 (class Output_relaxed_input_section) Change base class to
3748 Output_section_data_build.
3749 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3750 base class initializer.
3751 (Output_section::add_relaxed_input_section): New method declaration.
3752 (Output_section::Input_section): Change visibility to protected.
3753 (Output_section::Input_section::relobj,
3754 Output_section::Input_section::shndx): Handle relaxed input sections.
3755 Output_section::input_sections) Change visibility to protected. Also
3756 define overload to return a non-const pointer.
3757 (Output_section::Merge_section_properties): New class defintion.
3758 (Output_section::Merge_section_by_properties_map,
3759 Output_section::Output_section_data_by_input_section_map,
3760 Output_section::Relaxation_map): New types.
3761 (Output_section::relax_input_section): Rename method to
3762 Output_section::convert_input_sections_to_relaxed_sections and change
3763 interface to take a vector of relaxed section pointers.
3764 (Output_section::find_merge_section,
3765 Output_section::find_relaxed_input_section,
3766 Output_section::build_relaxation_map,
3767 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3768 New method declarations.
3769 (Output_section::merge_section_map_
3770 Output_section::merge_section_by_properties_map_,
3771 Output_section::relaxed_input_section_map_,
3772 Output_section::is_relaxed_input_section_map_valid_,
3773 Output_section::generate_code_fills_at_write_): New data members.
3774 * script-sections.cc
3775 (Output_section_element_input::set_section_addresses): Call
3776 current_data_size and addralign methods of relaxed input sections.
3777 (Orphan_output_section::set_section_addresses): Call current_data_size
3778 and addralign methods of relaxed input sections.
3779 * symtab.cc (Symbol_table::compute_final_value): Extract template
3780 from the body of Symbol_table::sized_finalize_symbol.
3781 (Symbol_table::sized_finalized_symbol): Call
3782 Symbol_table::compute_final_value.
3783 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3784 (Symbol_table::compute_final_value): New templated method declaration.
3785 * target.cc (Target::do_make_output_section): New method defintion.
3786 * target.h (Target::make_output_section): New method declaration.
3787 (Target::relax): Add more parameters for input objects, symbol table
3788 and layout. Adjust call to do_relax.
3789 (Target::do_make_output_section): New method declaration.
3790 (Target::do_relax): Add parameters for input objects, symbol table
3793 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3795 * pread.c: Include stdio.h.
3797 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3799 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3802 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3804 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3805 Change read_shndx type to unsigned int.
3806 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3808 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3809 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3810 Change read_shndx type to unsigned int.
3811 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3813 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3814 * layout.cc (Layout::create_symtab_sections): Cast the result of
3815 local_symcount * symsize to off_t in the gold_assert.
3817 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3819 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3820 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3822 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3823 (Arm_relocate_functions::thm_abs5): New function.
3824 (Arm_relocate_functions::abs12): New function.
3825 (Arm_relocate_functions::abs16): New function.
3826 (Arm_relocate_functions::base_abs): New function.
3827 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3828 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3829 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3831 (Scan::global): Likewise.
3832 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3833 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3834 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3835 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3838 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3840 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3841 (Arm_relocate_functions::movt_prel): New function.
3842 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3843 (Arm_relocate_functions::thm_movt_prel): New function.
3844 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3845 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3846 (Scan::global, Relocate::relocate): Likewise.
3847 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3849 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3851 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3852 Incremental_checker.
3853 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3855 (class Incremental_inputs_header): New class.
3856 (Incremental_inputs_header_writer): Edit comment.
3857 (Incremental_inputs_entry): New class.
3858 (Incremental_inputs_entry_writer): Edit comment.
3859 (Sized_incremental_binary::do_find_incremental_inputs_section):
3860 Add *strtab_shndx parameter, fill it.
3861 (Sized_incremental_binary::do_check_inputs): New method.
3862 (Incremental_checker::can_incrementally_link_output_file): Use
3863 Sized_incremental_binary::check_inputs.
3864 (Incremental_inputs::report_command_line): Save command line in
3867 (Incremental_binary::find_incremental_inputs_section): New
3869 (Incremental_binary::do_find_incremental_inputs_section): Add
3870 strtab_shndx parameter.
3871 (Incremental_binary::do_check_inputs): New pure virtual method.
3872 (Sized_incremental_binary::do_check_inputs): Declare.
3873 (Incremental_checker::Incremental_checker): Add incremental_inputs
3874 parameter, use it to initialize incremental_inputs_.
3875 (Incremental_checker::incremental_inputs_): New field.
3876 (Incremental_checker::command_line): New method.
3877 (Incremental_checker::inputs): New method.
3878 (Incremental_checker::command_line_): New field.
3880 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3882 * incremental.cc: Include <cstdarg> and "target-select.h".
3883 (vexplain_no_incremental): New function.
3884 (explain_no_incremental): New function.
3885 (Incremental_binary::error): New method.
3886 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3888 (make_sized_incremental_binary): New function.
3889 (open_incremental_binary): New function.
3890 (can_incrementally_link_file): Add checks if output is ELF and has
3892 * incremental.h: Include "elfcpp_file.h" and "output.h".
3893 (Incremental_binary): New class.
3894 (Sized_incremental_binary): New class.
3895 (open_incremental_binary): Declare.
3896 * object.cc (is_elf_object): Use
3897 elfcpp::Elf_recognizer::is_elf_file.
3898 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3899 * output.h (Output_file::filesize): New method.
3901 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3903 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3905 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3906 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3908 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3910 (Arm_relocate_functions::movw_abs_nc): New function.
3911 (Arm_relocate_functions::movt_abs): New function.
3912 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3913 (Arm_relocate_functions::thm_movt_abs): New function.
3914 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3915 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3916 (Scan::global): Likewise.
3917 (Relocate::relocate): Likewise.
3918 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3920 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3922 * arm.cc (Arm_relocate_functions::got_prel) New function.
3923 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3924 (Relocate::relocate): Likewise.
3925 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3927 2009-10-06 Ian Lance Taylor <iant@google.com>
3929 * options.h (class General_options): Define
3930 split_stack_adjust_size parameter.
3931 * object.h (class Object): Add uses_split_stack_ and
3932 has_no_split_stack_ fields. Add uses_split_stack and
3933 has_no_split_stack accessor functions. Declare
3934 handle_split_stack_section.
3935 (class Reloc_symbol_changes): Define.
3936 (class Sized_relobj): Define Function_offsets. Declare
3937 split_stack_adjust, split_stack_adjust_reltype, and
3939 * object.cc (Object::handle_split_stack_section): New function.
3940 (Sized_relobj::do_layout): Call handle_split_stack_section.
3941 * dynobj.cc (Sized_dynobj::do_layout): Call
3942 handle_split_stack_section.
3943 * reloc.cc (Sized_relobj::relocate_sections): Call
3944 split_stack_adjust for executable sections in split_stack
3945 objects. Pass reloc_map to relocate_section.
3946 (Sized_relobj::split_stack_adjust): New function.
3947 (Sized_relobj::split_stack_adjust_reltype): New function.
3948 (Sized_relobj::find_functions): New function.
3949 * target-reloc.h: Include "object.h".
3950 (relocate_section): Add reloc_symbol_changes parameter. Change
3952 * target.h (class Target): Add calls_non_split method. Declare
3953 do_calls_non_split virtual method. Declare match_view and
3955 * target.cc: Include "elfcpp.h".
3956 (Target::do_calls_non_split): New function.
3957 (Target::match_view): New function.
3958 (Target::set_view_to_nop): New function.
3959 * gold.cc (queue_middle_tasks): Give an error if mixing
3960 split-stack and non-split-stack objects with -r.
3961 * i386.cc (Target_i386::relocate_section): Add
3962 reloc_symbol_changes parameter.
3963 (Target_i386::do_calls_non_split): New function.
3964 * x86_64.cc (Target_x86_64::relocate_section): Add
3965 reloc_symbol_changes parameter.
3966 (Target_x86_64::do_calls_non_split): New function.
3967 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3969 * powerpc.cc (Target_powerpc::relocate_section): Add
3970 reloc_symbol_changes parameter.
3971 * sparc.cc (Target_sparc::relocate_section): Add
3972 reloc_symbol_changes parameter.
3973 * configure.ac: Call AM_CONDITIONAL for the default target.
3974 * configure: Rebuild.
3975 * testsuite/Makefile.am (TEST_AS): New variable.
3976 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3977 (check_DATA): Add split_i386 and split_x86_64 files.
3978 (SPLIT_DEFSYMS): Define.
3979 (split_i386_[1234n].o): New targets.
3980 (split_i386_[124]): New targets.
3981 (split_i386_[1234r].stdout): New targets.
3982 (split_x86_64_[1234n].o): New targets.
3983 (split_x86_64_[124]): New targets.
3984 (split_x86_64_[1234r].stdout): New targets.
3985 (MOSTLYCLEANFILES): Add new executables.
3986 * testsuite/split_i386.sh: New file.
3987 * testsuite/split_x86_64.sh: New file.
3988 * testsuite/split_i386_1.s: New file.
3989 * testsuite/split_i386_2.s: New file.
3990 * testsuite/split_i386_3.s: New file.
3991 * testsuite/split_i386_4.s: New file.
3992 * testsuite/split_i386_n.s: New file.
3993 * testsuite/split_x86_64_1.s: New file.
3994 * testsuite/split_x86_64_2.s: New file.
3995 * testsuite/split_x86_64_3.s: New file.
3996 * testsuite/split_x86_64_4.s: New file.
3997 * testsuite/split_x86_64_n.s: New file.
3998 * testsuite/testfile.cc (Target_test): Update relocation_section
4000 * testsuite/Makefile.in: Rebuild.
4002 2009-10-06 Ian Lance Taylor <iant@google.com>
4004 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4005 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4006 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4007 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4008 the address on ldo_addrs_.
4009 (Target_i386::Relocate::fix_up_ldo): New function.
4011 2009-10-06 Rafael Espindola <espindola@google.com>
4013 * plugin.cc (add_input_library): New.
4014 (Plugin::load): Add add_input_library to tv.
4015 (Plugin_manager::add_input_file): Add the is_lib argument.
4016 (add_input_file): Update call to Plugin_manager::add_input_file.
4017 (add_input_library): New.
4018 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4020 2009-09-30 Doug Kwan <dougkwan@google.com>
4022 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4023 symbol and call Symbol::may_need_copy_reloc to determine if
4024 a copy reloc is needed.
4025 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4026 nocopyreloc is given in command line.
4027 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4028 given in command line.
4029 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4030 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4031 of the removed Target_i386::may_need_copy_reloc.
4032 * options.h (copyreloc): New option with default value false.
4033 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4034 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4035 instead of the removed Target_powerpc::may_need_copy_reloc.
4036 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4037 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4038 instead of the removed Target_sparc::may_need_copy_reloc.
4039 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4040 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4041 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4042 instead of the removed Target_x86_64::may_need_copy_reloc.
4044 2009-09-30 Ian Lance Taylor <iant@google.com>
4046 * object.h (class Object): Remove target_ field, and target,
4047 sized_target, and set_target methods.
4048 (Object::sized_target): Remove.
4049 (class Sized_relobj): Update declarations. Remove sized_target.
4050 * object.cc (Sized_relobj::setup): Remove target parameter.
4052 (Input_objects::add_object): Don't do anything with the target.
4053 (make_elf_sized_object): Add punconfigured parameter. Change all
4054 callers. Set or test parameter target.
4055 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4057 * parameters.cc (Parameters::set_target): Change parameter type to
4059 (Parameters::default_target): Remove.
4060 (set_parameters_target): Change parameter type to be non-const.
4061 (parameters_force_valid_target): New function.
4062 (parameters_clear_target): New function.
4063 * parameters.h (class Parameters): Update declarations. Remove
4064 default_target method. Add sized_target and clear_target
4065 methods. Change target_ to be non-const.
4066 (set_parameters_target): Update declaration.
4067 (parameters_force_valid_target): Declare.
4068 (parameters_clear_target): Declare.
4069 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4070 as NULL if we aren't searching.
4071 (Add_symbols::run): Don't check for compatible target.
4072 * fileread.cc (Input_file::open_binary): Call
4073 parameters_force_valid_target.
4074 * gold.cc (queue_middle_tasks): Likewise.
4075 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4076 set_target on object.
4077 * dynobj.h (class Sized_dynobj): Update declarations.
4078 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4079 make_elf_object returns NULL.
4080 (Archive::include_member): Don't check whether object target is
4082 * output.cc (Output_section::add_input_section): Get target from
4084 (Output_section::relax_input_section): Likewise.
4085 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4087 (Sized_relobj::do_scan_relocs): Likewise.
4088 (Sized_relobj::relocate_sections): Likewise.
4089 * resolve.cc (Symbol_table::resolve): Likewise.
4090 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4091 parameter. Change all callers.
4092 (Symbol_table::add_from_object): Get target from parameters.
4093 (Symbol_table::add_from_relobj): Don't check object target.
4094 (Symbol_table::add_from_dynobj): Likewise.
4095 (Symbol_table::define_special_symbol): Get target from
4097 * symtab.h (class Symbol_table): Update declaration.
4098 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4099 parameter. Change all callers. Clear parameter target.
4100 (Binary_test): Test target here.
4101 * testsuite/object_unittest.cc (gold_testsuite): Remove
4102 target_test_pointer parameter. Change all callers.
4103 (Object_test): Test target here.
4105 2009-09-26 Ian Lance Taylor <iant@google.com>
4107 * testsuite/initpri1.c: Don't try to use constructor priorities if
4108 compiling with gcc before 4.3.
4110 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4112 * testsuite/retain_symbols_file_test.sh (check_present): Change
4113 output file name to retain_symbols_file_test.stdout.
4114 (check_absent): Likewise.
4116 2009-09-18 Craig Silverstein <csilvers@google.com>
4118 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4119 * options.cc: Include <cerrno> and <fstream>.
4120 (General_options::finalize): Parse -retain-symbols-file tag.
4121 * options.h: New flag.
4122 (General_options): New method should_retain_symbol, new
4123 variable symbols_to_retain.
4124 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4125 should_retain_symbol map.
4126 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4127 * testsuite/Makefile.in: Regenerate.
4128 * testsuite/retain_symbols_file_test.sh: New file.
4130 2009-09-18 Nick Clifton <nickc@redhat.com>
4132 * po/es.po: Updated Spanish translation.
4134 2009-09-17 Doug Kwan <dougkwan@google.com>
4136 * debug.h (DEBUG_RELAXATION): New constant.
4137 (DEBUG_ALL): Add DEBUG_RELAXATION.
4138 (debug_string_to_enum): Add relaxation debug option.
4140 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4141 Layout::Relaxation_debug_check::read_sections,
4142 Layout::Relaxation_debug_check::read_sections): New method definitions.
4143 (Layout::Layout): Initialize data members
4144 record_output_section_data_from_scrips_,
4145 script_output_section_data_list_ and relaxation_debug_check_.
4146 (Layout::save_segments, Layout::restore_segments,
4147 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4148 Layout::relaxation_loop_body): New method definitions.
4149 (Layout::finalize): Support relaxation. Move section layout code to
4150 Layout::relaxation_loop_body.
4151 (Layout::set_asection_address_from_script): Move code for orphan
4152 section placement out.
4153 (Layout::place_orphan_sections_in_script): New method definition.
4154 * layout.h (Output_segment_headers, Output_file_header):
4155 New forward class declarations.
4156 (Layout::~Layout): Define.
4157 (Layout::new_output_section_data_from_script): New method definition.
4158 (Layout::place_orphan_sections_in_script): New method declaration.
4159 (Layout::Segment_states): New type declaration.
4160 (Layout::save_segments, Layout::restore_segments,
4161 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4162 Layout::relaxation_loop_body): New method declarations.
4163 (Layout::Output_section_data_list): New type declaration.
4164 (Layout::Relaxation_debug_check): New class definition.
4165 (Layout::record_output_section_data_from_script_,
4166 Layout::script_output_section_data_list_, Layout::segment_states_,
4167 Layout::relaxation_debug_check_): New data members.
4168 * output.cc: (Output_section_headers::do_size): New method definition.
4169 (Output_section_headers::Output_section_headers): Move size
4170 computation to Output_section_headers::do_size.
4171 (Output_segment_headers::do_size): New method definition.
4172 (Output_file_header::Output_file_header): Move size computation to
4173 Output_file_header::do_size and call it.
4174 (Output_file_header::do_size): New method definition.
4175 (Output_data_group::Output_data_group): Adjust call to
4176 Output_section_data.
4177 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4178 (Output_symtab_xindex::do_write): Add array bound check.
4179 (Output_section::Input_section::print_to_mapfile): Handle
4180 RELAXED_INPUT_SECTION_CODE.
4181 (Output_section::Output_section): Initialize data member checkpoint_.
4182 (Output_section::~Output_section): Delete checkpoint object pointed
4184 (Output_section::add_input_section): Always add an Input_section if
4186 (Output_section::add_merge_input_section): Add assert.
4187 (Output_section::relax_input_section): New method definition.
4188 (Output_section::set_final_data_size): Set load address to zero for
4189 an unallocated section.
4190 (Output_section::do_address_and_file_offset_have_reset_values):
4191 New method definition.
4192 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4193 Handle relaxed input section.
4194 (Output_section::sort_attached_input_sections): Checkpoint input
4195 section list lazily.
4196 (Output_section::get_input_sections): Change type of input_sections to
4197 list of Simple_input_section pointers. Checkpoint input section list
4198 lazily. Also handle relaxed input sections.
4199 (Output_section::add_input_section_for_script): Take a reference to
4200 a Simple_input_section object instead of Relobj pointer and section
4201 index as parameter. Handle relaxed input sections.
4202 (Output_section::save_states, Output_section::restore_states): New
4204 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4205 (Output_data::is_data_size_fixed): New method definition.
4206 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4208 (Output_data::address_and_file_offset_have_reset_values): New method
4210 (Output_data::do_address_and_file_offset_have_reset_values): New method
4212 (Output_data::set_data_size): Check that data size is not fixed.
4213 (Output_data::fix_data_size): New method definition.
4214 (Output_data::is_data_size_fixed_): New data member.
4215 (Output_section_headers::set_final_data_size): New method definition.
4216 (Output_section_headers::do_size): New method declaration.
4217 (Output_segment_headers::set_final_data_size): New method definition.
4218 (Output_segment_headers::do_size): New method declaration.
4219 (Output_file_header::set_final_data_size)::New method definition.
4220 (Output_file_header::do_size)::New method declaration.
4221 (Output_section_data::Output_section_data): Add new parameter
4222 is_data_size_fixed and use it to fix data size.
4223 (Output_data_const::Output_data_const): Adjust call to base class
4224 constructor and fix data size.
4225 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4226 base class constructor and fix data size.
4227 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4228 base class constructor and fix data size.
4229 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4230 class constructor and fix data size.
4231 (Output_data_group::set_final_data_size): New method definition.
4232 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4233 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4234 class constructor and fix data size.
4235 (Output_relaxed_input_section): New class definition.
4236 (Output_section::Simple_input_section): New class definition.
4237 (Output_section::get_input_sections): Adjust parameter list.
4238 (Output_section::add_input_section_for_script): Same.
4239 (Output_section::save_states, Output_section::restore_states,
4240 Output_section::do_address_and_file_offset_have_reset_values,
4241 (Output_section::Input_section::Input_section): Handle
4242 RELAXED_INPUT_SECTION_CODE. Add new overload for
4243 Output_relaxed_input_section.
4244 (Output_section::Input_section::is_input_section,
4245 Output_section::Input_section::set_output_section): Handle relaxed
4247 (Output_section::Input_section::is_relaxed_input_section,
4248 Output_section::Input_section::output_section_data,
4249 Output_section::Input_section::relaxed_input_section): New method
4251 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4253 (Output_section::Input_section::u1_): Update comments.
4254 (Output_section::Input_section::u2_): Add new union member poris.
4255 (Output_section::Checkpoint_output_section): New classs definition.
4256 (Output_section::relax_input_section): New method declaration.
4257 (Output_section::checkpoint_): New data member.
4258 (Output_segment): Update comments.
4259 (Output_segment::Output_segment): Un-privatize copy constructor.
4260 (Output_segment::operator=): Un-privatize.
4261 * script-sections.cc (Output_section_element::Input_section_list):
4262 Change element type to Output_section::Simple_input_section.
4263 (Output_section_element_dot_assignment::set_section_addresses):
4264 Register output section data for relaxation clean up.
4265 (Output_data_exression::Output_data_expression): Adjust call to base
4266 constructor to fix data size.
4267 (Output_section_element_data::set_section_addresses): Register
4268 Output_data_expression object for relaxation clean up.
4269 (struct Input_section_info): Replace Relobj pointer and section index
4270 pair with Output_section::Simple_input_section and Convert struct to a
4272 (Input_section_sorter::operator()): Adjust access to
4273 Input_section_info data member to use accessors.
4274 (Output_section_element_input::set_section_addresses): Use layout
4275 parameter. Adjust code to use Output_section::Simple_input_section
4276 and Input_secction_info classes. Register filler for relaxation
4278 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4279 and section index pair with Output_section::Simple_input_section
4280 class. Adjust code accordingly.
4281 (Phdrs_element::release_segment): New method definition.
4282 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4284 (Script_sections::release_segments): New method definition.
4285 * gold/script-sections.h (Script_sections::release_segments): New
4287 * gold/target.h (Target::may_relax, Target::relax,
4288 Target::do_may_relax, Target::do_relax): New method definitions.
4290 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4292 * arm.cc (has_signed_unsigned_overflow): New function.
4293 (Arm_relocate_functions::abs8): New function.
4294 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4295 (Target_arm::Scan::global): Likewise.
4296 (Target_arm::relocate::relocate): Likewise.
4297 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4300 2009-09-16 Cary Coutant <ccoutant@google.com>
4302 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4303 * testsuite/Makefile.in: Regenerate.
4305 2009-09-11 Nick Clifton <nickc@redhat.com>
4307 * po/gold.pot: Updated by the Translation project.
4309 2009-09-08 Cary Coutant <ccoutant@google.com>
4311 * output.cc (Output_file::open): Add execute permission to empty file.
4312 * testsuite/Makefile.am (permission_test): New test.
4313 * testsuite/Makefile.in: Regenerate.
4315 2009-09-02 Ian Lance Taylor <iant@google.com>
4317 * output.cc (Output_file::resize): Call map_no_anonymous rather
4320 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4322 * gold.cc: Include "incremental.h".
4323 (queue_initial_tasks): Call Incremental_checker methods.
4324 * incremental.cc: Include "output.h".
4325 (Incremental_checker::can_incrementally_link_output_file): New
4327 * incremental.h (Incremental_checker): New class.
4329 * output.cc (Output_file::open_for_modification): New method.
4330 (Output_file::map_anonymous): Changed return type to bool. Record
4332 (Output_file::map_no_anonymous): New method, broken out of map.
4333 (Output_file::map): Use map_no_anonymous and map_anonymous.
4334 * output.h (class Output_file): Update declarations.
4336 2009-08-24 Cary Coutant <ccoutant@google.com>
4338 * options.h (Command_line::Pre_options): New class.
4339 (Command_line::pre_options): New member.
4340 * options.cc (gold::options::ready_to_register): New variable.
4341 (One_option::register_option): Do nothing if not registering options.
4342 Assert if same short option registered twice.
4343 (General_options::General_options): Turn off option registration when
4345 (Command_line::Pre_options::Pre_options): New constructor.
4347 2009-08-24 Cary Coutant <ccoutant@google.com>
4349 * options.h (General_options::no_keep_memory): Remove incorrect
4352 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4354 * Makefile.am (am__skiplex, am__skipyacc): New.
4355 * Makefile.in: Regenerate.
4357 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4359 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4360 (INCLUDES): ... this.
4361 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4362 (AM_CPPFLAGS): Renamed from ...
4363 (INCLUDE): ... this.
4364 * Makefile.in, testsuite/Makefile.in: Regenerate.
4366 * Makefile.in: Regenerate.
4367 * aclocal.m4: Likewise.
4368 * config.in: Likewise.
4369 * configure: Likewise.
4370 * testsuite/Makefile.in: Likewise.
4372 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4373 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4374 * Makefile.in: Regenerate.
4375 * testsuite/Makefile.in: Regenerate.
4377 2009-08-19 Cary Coutant <ccoutant@google.com>
4379 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4380 symbols in shared libraries overridden by hidden or internal symbols
4381 in the main program.
4383 2009-08-19 Chris Demetriou <cgd@google.com>
4385 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4386 checking source file names in error messages.
4388 2009-08-18 Doug Kwan <dougkwan@google.com>
4390 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4391 an elcpp::Ehdr as parameter. Adjust call to set_target.
4392 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4393 an elfcpp::Ehdr as parameter.
4394 * object.cc (Object::set_target): Remove the version that looks up
4395 a target and sets it.
4396 (Sized_relobj::setup): Take a Target object instead of
4397 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4398 (make_elf_sized_object): Find target and ask target to
4400 * object.h: (Object::set_target): Remove the version that looks up
4401 a target and sets it.
4402 (Sized_relobj::setup): Take a Target object instead of
4403 an elfcpp:Ehdr as parameter.
4404 * target.cc: Include dynobj.h.
4405 (Target::do_make_elf_object_implementation): New.
4406 (Target::do_make_elf_object): New.
4407 * target.h (Target::make_elf_object): New template declaration.
4408 (Target::do_make_elf_object): New method declarations.
4409 (Target::do_make_elf_object_implementation): New template declaration.
4411 2009-08-14 Ian Lance Taylor <iant@google.com>
4413 * gold.h (FUNCTION_NAME): Define.
4414 (gold_unreachable): Use FUNCTION_NAME.
4416 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4418 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4419 symbol in the --keep-unique list is not found.
4421 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4423 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4424 been maked as --keep-unique.
4425 (Icf::unfold_section): New function.
4426 * icf.h (Icf::unfold_section): New function.
4427 * options.h (General_options::keep_unique): New option.
4428 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4429 * testsuite/Makefile.in: Regenerate.
4430 * testsuite/icf_keep_unique_test.sh: New file.
4431 * testsuite/icf_keep_unique_test.cc: New file.
4433 2009-08-12 Cary Coutant <ccoutant@google.com>
4436 * resolve.cc (Symbol_table::resolve): Check for references from
4437 dynamic objects to hidden and internal symbols.
4438 * testsuite/Makefile.am (hidden_test.sh): New test.
4439 * testsuite/Makefile.in: Regenerate.
4440 * testsuite/hidden_test.sh: New script.
4441 * testsuite/hidden_test_1.c: New test source.
4442 * testsuite/hidden_test_main.c: New test source.
4444 2009-08-11 Doug Kwan <dougkwan@google.com>
4446 * arm.cc: Update comments.
4447 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4448 segment to locate the .ARM.exidx section if present.
4450 2009-08-09 Doug Kwan <dougkwan@google.com>
4452 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4455 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4456 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4459 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4461 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4462 valid tls_segment only for non-debug-section relocations.
4463 * testsuite/Makefile.am: Add gc_tls_test.
4464 * testsuite/Makefile.in: Regenerate.
4465 * testsuite/gc_tls_test.cc: New file.
4466 * testsuite/gc_tls_test.sh: New file.
4468 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4472 * Makefile.am (CCFILES): Add icf.cc.
4474 * Makefile.in: Regenerate.
4475 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4476 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4477 section, symbol and addend information for the relocs.
4478 * gold.cc (queue_middle_tasks): Call identical code folding.
4479 * gold.h: Add defines for multimap.
4480 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4481 to the call of finalize_local_symbols.
4482 * main.cc (main): Create object of class Icf.
4483 * object.cc (Sized_relobj::do_layout): Allow this function to be
4484 called twice during icf.
4485 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4486 to sections marked as identical by icf.
4487 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4489 (Sized_relobj::do_section_entsize): New function.
4490 * object.h (Object::section_entsize): New function.
4491 (Object::do_section_entsize): New pure virtual function.
4492 (Relobj::finalize_local_symbols): Add new parameter.
4493 (Relobj::do_section_entsize): New function.
4494 * options.h (General_options::icf): New option.
4495 (General_options::icf_iterations): New option.
4496 (General_options::print_icf_sections): New option.
4497 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4498 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4499 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4501 * symtab.cc (Symbol_table::is_section_folded): New function.
4502 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4503 to sections marked as identical by icf.
4504 * symtab.h (Symbol_table::set_icf): New function.
4505 (Symbol_table::icf): New function.
4506 (Symbol_table::is_section_folded): New function.
4507 (Symbol_table::icf_): New data member.
4508 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4509 * testsuite/Makefile.am: Add commands to build icf_test.
4510 * testsuite/Makefile.in: Regenerate.
4511 * testsuite/icf_test.sh: New file.
4512 * testsuite/icf_test.cc: New file.
4514 2009-07-24 Chris Demetriou <cgd@google.com>
4516 * layout.cc (is_compressible_debug_section): Fix incorrect
4517 comment about compressed section names.
4519 2009-07-20 Ian Lance Taylor <ian@airs.com>
4522 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4524 2009-07-16 Ian Lance Taylor <iant@google.com>
4527 * layout.h: #include <map>.
4528 (class Kept_section): Change from struct to class. Add accessors
4529 and setters. Add section size to Comdat_group mapping. Change
4530 Comdat_group to std::map. Add is_comdat_ field. Add
4531 linkonce_size field in union.
4532 (class Layout): Update declaration of find_or_add_kept_section.
4533 Don't declare find_kept_object.
4534 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4535 parameter. Add object, shndx, is_comdat, and is_group_name
4536 parameters. Change all callers. Adjust for new Kept_section.
4537 (Layout::find_kept_object): Remove.
4538 * object.cc (Sized_relobj::include_section_group): Update use of
4539 Kept_section. Rename secnum to shndx. Only record
4540 Kept_comdat_section if sections are the same size.
4541 (Sized_relobj::include_linkonce_section): Update use of
4542 Kept_section. Only record Kept_comdat_section if sections are the
4543 same size. Set size of linkonce section.
4544 (Sized_relobj::map_to_kept_section): Update call to
4545 get_kept_comdat_section.
4546 * object.h (class Sized_relobj): Rename fields in
4547 Kept_comdat_section to drop trailing underscores; change object
4548 field to Relobj*. Change Kept_comdat_section_table to store
4549 struct rather than pointer.
4550 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4551 Add kept_object and kept_shndx parameters. Change all callers.
4552 (Sized_relobj::get_kept_comdat_section): Change return type to
4553 bool. Add kept_object and kept_shndx parameters. Change all
4555 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4556 Layout::find_or_add_kept_section.
4558 2009-07-09 Ian Lance Taylor <iant@google.com>
4560 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4561 Reserve space in the hash table.
4563 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4565 * fileread.cc (File_read::get_mtime): New method.
4566 * fileread.h (Timespec): New structure.
4567 (File_read::get_mtime): New method.
4568 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4569 Renamed from timestamp_nsec.
4570 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4572 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4574 (Incremental_inputs::report_archive): Save mtime; style fix.
4575 (Incremental_inputs::report_obejct): Save mtime; style fix.
4576 (Incremental_inputs::report_script): Save mtime; style fix.
4577 (Incremental_inputs::finalize_inputs): Style fix.
4578 (Incremental_inputs::finalize): Style fix.
4579 (Incremental_inputs::create_input_section_data): Store inputs
4581 * incremental.h (Incremental_inputs::report_script): Add mtime
4583 (Incremental_inputs::Input_info::Input_info): Intialize only one
4585 (Incremental_inputs::Input_info::archive): Move to nameless
4587 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4588 (Incremental_inputs::Input_info::script): Move to nameless union.
4589 (Incremental_inputs::mtime): New field.
4590 * script.cc (read_input_script): Pass file mtime to
4592 * script.h (Script_info::inputs): Style fix.
4594 2009-07-01 Ian Lance Taylor <ian@airs.com>
4596 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4599 2009-06-24 Ian Lance Taylor <iant@google.com>
4602 * layout.cc (Layout::choose_output_section): If we find an
4603 existing section, update the flags.
4604 (Layout::create_notes): New function, broken out of
4606 (Layout::finalize): Don't create note sections.
4607 (Layout::create_note): Don't crash if linker script discards
4609 (Layout::create_gold_note): Likewise.
4610 (Layout::create_build_id): Likewise. Don't set
4611 after_input_sections on the section.
4612 (Layout::create_executable_stack_info): Remove target parameter.
4614 * layout.h (class Layout): Declare create_notes. Update
4615 declaration of create_executable_stack_info.
4616 * gold.cc (queue_middle_tasks): Call create_notes.
4617 * output.cc (Output_section::update_flags_for_input_section): Move
4618 here from output.h. If SHF_ALLOC flag is newly set, mark address
4620 * output.h (Output_data::mark_address_invalid): New function.
4621 (class Output_section): Only declare, not define,
4622 update_flags_for_input_section. Remove set_flags.
4624 2009-06-24 Ian Lance Taylor <iant@google.com>
4626 * script-sections.cc (Output_section_definition::
4627 set_section_addresses): Rename shadowing local load_address to
4630 2009-06-24 Ian Lance Taylor <iant@google.com>
4633 * reloc.cc (relocate_sections): Skip empty relocation sections.
4635 2009-06-23 Ian Lance Taylor <iant@google.com>
4638 * layout.cc (Layout::create_note): Use choose_output_section
4639 rather than make_output_section.
4641 2009-06-23 Ian Lance Taylor <iant@google.com>
4644 * options.cc (General_options::parse_V): Set printed_version_.
4645 (General_options::General_options): Initialize printed_version_.
4646 * options.h (class General_options): Add printed_version_ field.
4647 * gold.cc (queue_initial_tasks): If there are no input files,
4648 don't give a fatal error if we printed the version information.
4649 (queue_middle_tasks): If using -r with a shared object, give a
4650 fatal error rather than an ordinary error.
4652 2009-06-23 Ian Lance Taylor <iant@google.com>
4655 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4656 (Layout::make_output_section): Set have_stabstr_section_ if we see
4657 a .stab*str section.
4658 (Layout::finalize): Call link_stabs_sections.
4659 (Layout::link_stabs_sections): New file.
4660 * layout.h (class Layout): Add have_stabstr_section_ field.
4661 Declare link_stabs_sections.
4663 2009-06-23 Doug Kwan <dougkwan@google.com>
4665 * Makefile.am (libgold_a_LIBADD): New.
4666 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4667 * Makefile.in: Regenerate.
4668 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4669 * configure: Regenerate.
4670 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4671 * fileread.cc: Include sys/state.h
4672 * gold.h: Declare memmem and strndup if found missing.
4673 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4675 2009-06-23 Ian Lance Taylor <iant@google.com>
4677 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4678 * configure: Rebuild.
4680 2009-06-23 Ian Lance Taylor <iant@google.com>
4683 * object.cc (Object::section_contents): Don't try to get a view if
4684 the section has length zero.
4685 (Object::handle_gnu_warning_section): If the section is empty, use
4686 the name of the section as the warning.
4688 2009-06-23 Ian Lance Taylor <iant@google.com>
4691 * stringpool.h (class Stringpool_template): Add optimize_ field.
4692 (Stringpool_template::set_optimize): New function.
4693 * stringpool.cc (Stringpool_template::Stringpool_template):
4694 Initialize optimize_ field.
4695 (Stringpool_template::set_string_offsets): Test local optimize
4696 fild rather than parameter.
4697 * layout.cc (Layout::Layout): Call set_optimize on the section
4700 2009-06-22 Ian Lance Taylor <iant@google.com>
4703 * yyscript.y: Parse TARGET.
4704 * script.cc (script_set_target): New function.
4705 * script-c.h (script_set_target): Declare.
4706 * options.cc (General_options::string_to_object_format): Rename
4707 from string_to_object_format in anonymous namespace. Change
4709 * options.h (class General_options): Declare
4710 string_to_object_format.
4712 2009-06-22 Ian Lance Taylor <iant@google.com>
4714 * script-sections.cc (Script_sections::create_segments): Don't put
4715 program headers in a PT_LOAD segment if -n or -N.
4717 2009-06-22 Ian Lance Taylor <iant@google.com>
4720 * options.h (class General_options): Add -z lazy and -z now. Sort
4721 -z options into alphabetical order.
4722 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4724 2009-06-21 Ian Lance Taylor <iant@google.com>
4726 * layout.cc (Layout::make_output_section): Call
4727 Target::new_output_section.
4728 (Layout::attach_allocated_section_to_segment): Put large section
4729 sections in a separate load segment with the large segment flag
4731 (Layout::segment_precedes): Sort large data segments after other
4733 (align_file_offset): New static function.
4734 (Layout::set_segment_offsets): Use align_file_offset.
4735 * output.h (class Output_section): Add is_small_section_ and
4736 is_large_section_ fields.
4737 (Output_section::is_small_section): New function.
4738 (Output_section::set_is_small_section): New function.
4739 (Output_section::is_large_section): New function.
4740 (Output_section::set_is_large_section): New function.
4741 (Output_section::is_large_data_section): New function.
4742 (class Output_segment): Add is_large_data_segment_ field.
4743 (Output_segment::is_large_data_segment): New function.
4744 (Output_segment::set_is_large_data_segment): New function.
4745 * output.cc (Output_section::Output_section): Initialize new
4747 (Output_segment::Output_segment): Likewise.
4748 (Output_segment::add_output_section): Add assertion that large
4749 data sections always go in large data segments. Force small data
4750 sections to the end of the list of data sections. Force small BSS
4751 sections to the start of the list of BSS sections. For large BSS
4752 sections to the end of the list of BSS sections.
4753 * symtab.h (class Symbol): Declare is_common_shndx.
4754 (Symbol::is_defined): Check Symbol::is_common_shndx.
4755 (Symbol::is_common): Likewise.
4756 (class Symbol_table): Define enum Commons_section_type. Update
4757 declarations. Add small_commons_ and large_commons_ fields.
4758 * symtab.cc (Symbol::is_common_shndx): New function.
4759 (Symbol_table::Symbol_table): Initialize new fields.
4760 (Symbol_table::add_from_object): Put small and large common
4761 symbols in the right list.
4762 (Symbol_table::sized_finalized_symbol): Check
4763 Symbol::is_common_shndx.
4764 (Symbol_table::sized_write_globals): Likewise.
4765 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4766 common symbol lists. Don't call do_allocate_commons_list if the
4768 (Symbol_table::do_allocate_commons_list): Remove is_tls
4769 parameter. Add comons_section_type parameter. Change all
4770 callers. Handle small and large common symbols.
4771 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4772 Symbol::is_common_shndx.
4773 * resolve.cc (symbol_to_bits): Likewise.
4774 * target.h (Target::small_common_shndx): New function.
4775 (Target::small_common_section_flags): New function.
4776 (Target::large_common_shndx): New function.
4777 (Target::large_common_section_flags): New function.
4778 (Target::new_output_section): New function.
4779 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4780 small_common_section_flags, and large_common_section_flags
4782 (Target::do_new_output_section): New virtual function.
4783 * arm.cc (Target_arm::arm_info): Initialize new fields.
4784 * i386.cc (Target_i386::i386_info): Likewise.
4785 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4787 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4788 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4789 (Target_x86_64::do_new_output_section): New function.
4790 * configure.ac: Define conditional MCMODEL_MEDIUM.
4791 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4792 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4793 (large_LDFLAGS): Define.
4794 * testsuite/large.c: New file.
4795 * testsuite/testfile.cc (Target_test::test_target_info):
4796 Initialize new fields.
4797 * configure, testsuite/Makefile.in: Rebuild.
4799 2009-06-05 Doug Kwan <dougkwan@google.com>
4801 * Makefile.am (CCFILES): Add target.cc.
4802 * Makefile.in: Regenerate.
4803 * i386.cc (class Target_i386): Define new virtual method to
4804 override do_is_local_label_name in parent.
4805 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4806 local symbols if --discard-locals or -X is given.
4807 * options.h (class General_options): Declare new options
4808 '--discard-locals' and '-X' for discarding locals.
4809 * target.h (class Target): Define new methods is_local_label_name.
4810 Declare new virtual method do_is_local_label_name.
4811 * target.cc: New file.
4812 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4813 (check_SCRIPTS): Add discard_locals_test.sh.
4814 (check_DATA): Add discard_local_tests.syms.
4815 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4816 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4817 * testsuite/Makefile.in: Regenerate.
4818 * testsuite/discard_locals_test.c: New file.
4819 * testsuite/discard_locals_test.sh: Same.
4821 2009-06-05 Doug Kwan <dougkwan@google.com>
4823 * object.cc (Sized_relobj::Sized_relobj): Initialize
4824 discarded_eh_frame_shndx_ to -1U.
4825 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4827 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4828 a discarded .eh_frame section.
4829 (Sized_relobj::do_finalize_local_symbols): Ditto.
4830 * object.h (class Sized_relobj): Declare new member
4831 discarded_eh_frame_shndx_.
4832 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4833 (local_labels_test.o, local_labels_test): New rules.
4834 * testsuite/Makefile.in: Regenerate.
4836 2009-06-04 Doug Kwan <dougkwan@google.com>
4838 * layout.cc (Layout::section_name_mapping): Add mapping for
4839 special ARM sections.
4841 2009-06-03 Doug Kwan <dougkwan@google.com>
4843 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4844 (utils::has_overflow): Same.
4846 2009-06-03 Ian Lance Taylor <iant@google.com>
4848 * layout.cc (Layout::section_name_mapping): New array, replacing
4849 Layout::linkonce_mapping.
4850 (Layout::section_name_mapping_count): New variable, replacing
4851 Layout::linkonce_mapping_count.
4852 (Layout::linkonce_output_name): Remove.
4853 (Layout::output_section_name): Rewrite.
4854 * layout.h (class Layout): Rename Linkonce_mapping to
4855 Section_name_mapping, linkonce_mapping to section_name_mapping,
4856 linkonce_mapping_count to section_name_mapping_count. Don't
4857 declare linkonce_output_name.
4859 2009-06-03 Doug Kwan <dougkwan@google.com>
4861 * gold/arm.cc (namespace utils): New.
4862 (Target_arm::reloc_is_non_pic): Define new method.
4863 (class Arm_relocate_functions): New.
4864 (Target_arm::Relocate::relocate): Handle relocation types used by
4867 2009-06-03 Ian Lance Taylor <iant@google.com>
4869 * arm.cc (Target_arm::scan::global): Use || instead of |.
4871 2009-06-02 Doug Kwan <dougkwan@google.com>
4873 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4874 issued_non_pic_error_.
4875 (class Target_arm::Scan): Declare new method check_non_pic.
4876 Define new method symbol_needs_plt_entry.
4877 Declare new data member issued_non_pic_error_.
4878 (class Target_arm::Relocate): Declare new method
4879 should_apply_static_reloc.
4880 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4881 (Target_arm::Scan::check_non_pic): Define new method.
4882 (Target_arm::Scan::local): Handle a small subset of reloc types used
4884 (Target_arm::Scan::local): Same.
4885 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4887 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4889 * incremental.cc (Incremental_inputs::report_command_line): Filter
4890 out --incremental-* options.
4892 2009-05-29 Doug Kwan <dougkwan@google.com>
4894 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4896 (class Target_arm): Update comment.
4897 (Target_arm::Target_arm): Initialize new data members GOT_,
4898 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4899 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4900 and Target_arm::rel_dyn_section.
4901 Declare new_enum Target_arm::Got_type.
4902 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4904 Update commments for member do_dynsym_value.
4905 (Target_arm::got_size, Target_arm::plt_section,
4906 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4907 new methods inside class defintion.
4908 (Target_arm::got_section): Define new method.
4909 (Target_arm::rel_dyn_section): Same.
4910 (Output_data_plt_arm): New template class.
4911 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4912 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4913 (Output_data_plt_arm::add_entry): Same.
4914 (Output_data_plt_arm::first_plt_entry): Define new
4915 static data member for PLT instruction template.
4916 (Output_data_plt_arm::plt_entry): Same.
4917 (Output_data_plt_arm::do_write): Define new method.
4918 (Target_arm::make_plt_entry): Same.
4919 (Target_arm::do_finalize_sections): Same.
4920 (Target_arm::do_dynsym_value): Same.
4922 2009-05-28 Doug Kwan <dougkwan@google.com>
4924 * Makefile.am (TARGETSOURCES): Add arm.cc.
4925 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4926 * Makefile.in: Regenerate.
4928 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4930 2009-05-26 Doug Kwan <dougkwan@google.com>
4932 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4933 (General_options::check_excluded_libs): Strip off directories in
4934 archive name before matching like GNU ld does.
4935 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4936 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4937 (exclude_libs_test_LDFLAGS): Add linker option
4938 -Wl,--exclude-libs,libexclude_libs_test_3
4939 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4940 an explicit archive without using -l.
4941 (alt/libexclude_libs_test_3.a): New make rule.
4942 * testsuite/Makefile.in: Regenerate.
4943 * testsuite/exclude_libs_test.c : Declare lib3_default().
4945 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4946 * exclude_libs_test_3.c: New file.
4948 2009-05-26 Nick Clifton <nickc@redhat.com>
4950 * po/id.po: New Indonesian translation.
4951 * po/gold.pot: Updated template file.
4953 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4955 * testsuite/Makefile.am: Add -ffunction-sections to compile
4956 gc_comdat_test files. Add -Wl,--gc-sections to build
4958 * testsuite/Makefile.in: Regenerate.
4959 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4961 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4963 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4964 kept comdat section was garbage collected.
4965 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4966 * testsuite/Makefile.in: Regenerate.
4967 * testsuite/gc_comdat_test.sh: New file.
4968 * testsuite/gc_comdat_test_1.cc: New file.
4969 * testsuite/gc_comdat_test_2.cc: New file.
4971 2009-05-19 Doug Kwan <dougkwan@google.com>
4973 * archive.cc (Archive::Archive): Move constructor from archive.h
4974 to here. Initialize no_export_.
4975 (Archive::get_elf_object_for_member): Set no_export flag of object.
4976 * archive.h (Archive::Archive): Move constructor body to
4978 (Archive::no_export): New method.
4979 (Archive::no_export_): New field.
4980 * object.h (Object::Object): Initialize no_export_ to false.
4981 (Object::no_export, Object::set_no_export): New methods.
4982 (Object::no_export_): New field.
4983 * options.cc (General_options::parse_exclude_libs): New method.
4984 (General_options::check_excluded_libs) Same.
4985 * options.h (exclude_libs): New option.
4986 (General_options::check_excluded_libs): New method declaration.
4987 (General_options::excluded_libs_): New field.
4988 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4989 default or protected visibility if an object has no-export flag set.
4990 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4991 (check_SCRIPTS): Add exclude_libs_test.sh.
4992 (check_DATA): Add exclude_libs_test.syms.
4993 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4994 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4995 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4996 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4997 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4998 libexclude_libs_test_2.a): New rules.
4999 * testsuite/Makefile.in: Regenerate.
5000 * testsuite/exclude_libs_test.c: New file.
5001 * testsuite/exclude_libs_test.sh: Ditto.
5002 * testsuite/exclude_libs_test_1.c: Ditto.
5003 * testsuite/exclude_libs_test_2.c: Ditto.
5005 2009-05-15 Ian Lance Taylor <iant@google.com>
5007 * configure.ac: Check for declarations for cases where libiberty.h
5008 checks HAVE_DECL_xxx.
5009 * configure, config.in: Rebuild.
5011 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5013 * gold.h (Incremental_argument_list): Remove (invalid) forward
5015 * incremental.cc (Incremental_inputs::report_achive): New method.
5016 (Incremental_inputs::report_object): New method.
5017 (Incremental_inputs::report_script): New method.
5018 (Incremental_inputs::finalize_inputs): New method.
5019 (Incremental_inputs::finalize): Call finalize_inputs().
5020 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5021 Create inputs entries.
5022 * incremental.h (Incremental_input_type): New enum.
5023 (Incremental_inputs::Incremental_input): Initialize new fields.
5024 (Incremental_inputs::report_inputs): New method.
5025 (Incremental_inputs::report_achive): New method.
5026 (Incremental_inputs::report_object): New method.
5027 (Incremental_inputs::report_script): New method.
5028 (Incremental_inputs::finalize_inputs): New method.
5029 (Incremental_inputs::Input_info): New struct.
5030 (Incremental_inputs::Input_info_map): New typedef.
5031 (Incremental_inputs::lock_): New field.
5032 (Incremental_inputs::Inputs_): New field.
5033 (Incremental_inputs::Inputs_map): New field.
5034 * main.cc (main): Call Incremental_input::report_inputs.
5035 * options.h (Input_argument_list): Typedef moved from
5037 (Input_file_group::Files): Remove, use ::Input_argument_list.
5038 (Input_file_group::Input_argument_list): Remove, use
5039 ::Input_argument_list.
5040 * plugin.cc (Plugin_manager::add_input_file): Add error in
5042 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5044 * script.cc (read_input_script): Call
5045 Incremental_input::report_script.
5046 * script.h (Script_info): New class.
5048 2009-04-27 Ian Lance Taylor <iant@google.com>
5050 * x86_64.cc (do_adjust_output_section): Set entsize to
5053 2009-04-23 Elliott Hughes <enh@google.com>
5055 * output.cc (Output_file::close): After short writes, continue
5056 writing from the correct offset in the buffer being written.
5058 2009-04-23 Chris Demetriou <cgd@google.com>
5060 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5061 * configure: Regenerate.
5062 * config.in: Regenerate.
5063 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5064 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5066 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5068 * incremental.cc (Incremental_inputs_header_data): Renamed from
5069 Incremental_input_header_data.
5070 (Incremental_inputs_header_data::data_size): New field.
5071 (Incremental_inputs_header_data::put_input_file_count): Renamed
5072 from input_file_count.
5073 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5074 from command_line_offset.
5075 (Incremental_inputs_header_data::put_reserved): Renamed from
5077 (Incremental_inputs_entry_data): Renamed from
5078 Incremental_input_entry_data.
5079 (Incremental_inputs_entry_data::data_size): New field.
5080 (Incremental_inputs::report_command_line): New method.
5081 (Incremental_inputs::finalize): New method.
5082 (Incremental_inputs::create_incremental_inputs_data): New method.
5083 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5084 * incremental.h: New file.
5085 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5086 (Layout::finalize): Create incremental inputs section in
5088 (Layout::create_incremental_info_sections): New method.
5089 * layout.h (Layout::incremental_inputs): New method.
5090 (Layout::create_incremental_info_sections): New method.
5091 (Layout::incremental_inputs_): New field.
5092 * main.cc (main): Notify Incremental_input of the command line.
5094 2009-04-01 Ian Lance Taylor <iant@google.com>
5095 Mikolaj Zalewski <mikolajz@google.com>
5097 * gold.h (reserve_unordered_map): Define, three versions, one for
5098 each version of Unordered_map.
5099 * layout.cc (Layout::Layout): Remove options parameter. Add
5100 number_of_input_files parameter. Don't initialize options_.
5101 Initialize number_of_input_files_ and resized_signatures_. Move
5102 sections_are_attached_.
5103 (Layout::layout_group): Reserve space for group_signatures_.
5104 (Layout::find_or_add_kept_section): Change name parameter to be a
5105 reference. Resize signatures_ map when it gets large enough.
5106 (Layout::layout_eh_frame): Use parameters->options() instead of
5108 (Layout::make_output_section): Likewise.
5109 (Layout::attach_allocated_section_to_segment): Likewise.
5110 (Layout::finalize, Layout::create_executable_stack): Likewise.
5111 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5112 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5113 * layout.h (class Layout): Update declarations. Remove options_
5114 field. Add number_of_input_files_ and resized_signatures_
5115 fields. Move sections_are_attached_ field.
5116 * main.cc (main): Pass number of input files to Layout
5117 constructor. Don't pass options.
5119 2009-03-30 Ian Lance Taylor <iant@google.com>
5121 * ffsll.c (ffsll): Correct implementation.
5123 2009-03-27 Ian Lance Taylor <iant@google.com>
5125 * ffsll.c: New file.
5126 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5127 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5128 * ftruncate.c (ftruncate): Declare before definition.
5129 * mremap.c (mremap): Likewise.
5130 * pread.c (pread): Likewise.
5131 * configure, Makefile.in, config.in: Rebuild.
5133 * mremap.c: New file.
5134 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5135 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5136 (mremap): Declare if HAVE_MREMAP is not defined.
5137 * configure, Makefile.in, config.in: Rebuild.
5139 2009-03-27 Cary Coutant <ccoutant@google.com>
5141 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5142 position independent.
5143 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5144 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5146 2009-03-24 Cary Coutant <ccoutant@google.com>
5148 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5150 (needs_dynamic_reloc): Likewise.
5152 2009-03-24 Ian Lance Taylor <iant@google.com>
5154 * yyscript.y (file_cmd): Recognize EXTERN.
5155 (extern_name_list, extern_name_list_body): New nonterminals.
5156 * script.cc (script_add_extern): Define.
5157 * script-c.h (script_add_extern): Declare.
5159 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5161 * object.cc (is_elf_object): Define.
5162 * object.h (is_elf_object): Declare.
5163 * archive.cc (Archive::get_elf_object_for_member): Call
5165 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5167 2009-03-24 Elliott Hughes <enh@google.com>
5169 * output.cc (Output_file::map_anonymous): Define.
5170 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5171 try an anonymous one. Report the size if the mmap fails.
5172 * output.h (class Output_file): Declare map_anonymous.
5174 2009-03-24 Ian Lance Taylor <iant@google.com>
5176 * target-select.cc (instantiate_target): Don't acquire the lock if
5177 the instantiated_target_ field has already been set.
5179 2009-03-23 Ian Lance Taylor <iant@google.com>
5181 * gold-threads.h (class Initialize_lock): Define.
5182 * gold-threads.cc (class Initialize_lock_once): Define.
5183 (initialize_lock_control): New static variable.
5184 (initialize_lock_pointer): New static variable.
5185 (initialize_lock_once): New static function.
5186 (Initialize_lock::Initialize_lock): Define.
5187 (Initialize_lock::initialize): Define.
5188 * target-select.h: Include "gold-threads.h".
5189 (class Target_selector): Add lock_ and initialize_lock_ fields.
5190 Don't define instantiate_target, just declare it.
5191 * target-select.cc (Target_selector::Target_selector): Initialize
5193 (Target_selector::instantiate_target): Define.
5194 * descriptors.h: Include "gold-threads.h".
5195 (class Descriptors): Add initialize_lock_ field.
5196 * descriptors.cc (Descriptors::Descriptors): Initialize new
5198 (Descriptors::open): Use initialize_lock_ field
5199 * errors.h (class Errors): Add initialize_lock_ field.
5200 * errors.cc (Errors::Errors): Initialize new field.
5201 (Errors::initialize_lock): Use initialize_lock_ field.
5202 * powerpc.cc (class Target_selector_powerpc): Remove
5203 instantiated_target_ field. In do_recognize call
5204 instantiate_target rather than do_instantiate_target. In
5205 do_instantiate_target just allocate a new target.
5206 * sparc.cc (class Target_selector_sparc): Likewise.
5208 * freebsd.h: New file.
5209 * i386.cc: Include "freebsd.h".
5210 (Target_i386): Derive from Target_freebsd rather than
5212 (Target_selector_i386): Derive from Target_selector_freebsd rather
5213 than Target_selector.
5214 * x86_64.cc: Include "freebsd.h".
5215 (Target_x86_64): Derive from Target_freebsd rather than
5217 (Target_selector_x86_64): Derive from Target_selector_freebsd
5218 rather than Target_selector.
5219 * target.h (class Target): Add adjust_elf_header and
5220 do_adjust_elf_header.
5221 * output.cc (Output_file_header:: do_sized_write): Call target
5222 adjust_elf_header routine.
5223 * configure.tgt: Set targ_osabi.
5224 * configure.ac: Define GOLD_DEFAULT_OSABI.
5225 * parameters.cc (Parameters::default_target): Pass
5226 GOLD_DEFAULT_OSABI to select_target.
5227 * target-select.h (class Target_selector): Make instantiate_target
5228 protected rather than private.
5229 * Makefile.am (HFILES): Add freebsd.h.
5230 * configure, Makefile.in, config.in: Rebuild.
5232 * merge.cc (do_add_input_section): Correct pend value. Change
5233 message about last entry not being null terminated from error to
5236 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5238 * incremental.cc: New file.
5239 * Makefile.am (CCFILES): Add incremental.cc.
5240 * Makefile.in: Rebuild.
5242 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5244 * layout.cc (Layout::output_section_name): Preserve names
5245 of '.note.' sections.
5247 2009-03-19 Ian Lance Taylor <iant@google.com>
5249 * descriptors.cc (Descriptors::open): Check that the options are
5250 valid before using them.
5252 2009-03-18 Ian Lance Taylor <iant@google.com>
5254 * script-sections.h: Include <list>.
5255 (class Script_sections): Change Sections_elements from std::vector
5256 to std::list. Typedef public Elements_iterator. Add
5257 orphan_section_placement_, data_segment_align_start_, and
5258 saw_data_segment_align_ fields. Remove data_segment_align_index_
5260 * script-sections.cc (class Orphan_section_placement): New class.
5261 (class Sections_element): Add virtual functions is_relro and
5262 orphan_section_init. Remove virtual function place_orphan_here.
5263 (class Output_section_definition): Add is_relro and
5264 orphan_section_init. Remove place_orphan_here.
5265 (class Orphan_output_section): Likewise.
5266 (Script_sections::Script_sections): Update for field changes.
5267 (Script_sections::data_segment_align): Set saw_data_segment_align_
5268 and data_segment_align_start_, not data_segment_align_index.
5269 (Script_sections::data_segment_relro_end): Check
5270 saw_data_segment_align_. Use data_segment_align_start_ rather
5271 than data_segment_align_index_.
5272 (Script_sections::place_orphan): Rewrite to use
5273 Orphan_section_placement.
5275 2009-03-17 Ian Lance Taylor <iant@google.com>
5277 * archive.cc (Archive::add_symbols): Check for a version attached
5278 to the symbol name in the archive map.
5279 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5280 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5281 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5282 (ver_test_11.a): New target.
5283 * testsuite/Makefile.in: Rebuild.
5285 * configure.ac: Check for chsize and posix_fallocate. Replace
5287 * ftruncate.c: New file, from gnulib.
5288 * output.cc (posix_fallocate): Define dummy version if not
5289 HAVE_POSIX_FALLOCATE.
5290 (Output_file::map): Call posix_fallocate rather than lseek and
5292 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5293 * configure, Makefile.in, config.in: Rebuild.
5295 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5297 * layout.h (Layout::create_note): Add section_name parameter.
5298 * layout.cc (Layout::create_note): Likewise.
5299 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5301 2009-03-17 Ian Lance Taylor <iant@google.com>
5303 * descriptors.cc: Include "options.h".
5304 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5305 (Descriptors::open): Always use O_CLOEXEC when opening a new
5306 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5307 then set FD_CLOEXEC.
5309 * sparc.cc (class Target_sparc): Add has_got_section.
5310 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5311 make sure we have a GOT section.
5313 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5314 (Target_sparc::Scan::local): Likewise.
5315 (Target_sparc::Scan::global): Likewise.
5316 (Target_sparc::Relocate::relocate): Likewise.
5317 (Target_sparc::Relocate::relocate_tls): Likewise.
5319 * symtab.cc (Symbol_table::define_default_version): New function,
5320 broken out of add_from_object.
5321 (Symbol_table::add_from_object): Call define_default_version.
5322 (Symbol_table::define_special_symbol): Add resolve_oldsym
5323 parameter. Change all callers. If the version for a symbol comes
5324 from a version script, resolve it with the symbol with the same
5325 name with no version. Also add the symbol without a version if
5327 (do_define_in_output_data): If resolving with oldsym, don't delete
5329 (do_define_in_output_segment): Likewise.
5330 (do_define_as_constant): Likewise.
5331 * symtab.h (class Symbol_table): Update declarations.
5333 2009-03-13 Ian Lance Taylor <iant@google.com>
5335 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5336 (Read_symbols::requeue): New function.
5337 (Read_symbols::do_read_symbols): If make_elf_object fails because
5338 the target type is not configured, and the file was searched for,
5339 issue a warning and retry with the next directory.
5340 (Add_symbols::run): If the file has an incompatible format, and
5341 it was searched for, requeue the Read_symbols task. On error,
5343 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5344 dirindex parameter to constructor. Change all callers. Declare
5345 incompatible_warning and requeue.
5346 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5347 input_argument_ and input_group_ fields. Add them to
5348 constructor. Change all callers.
5349 (class Read_script): Add dirindex_ field. Add it to constructor.
5351 * archive.cc (Archive::setup): Remove input_objects parameter.
5353 (Archive::get_file_and_offset): Likewise.
5354 (Archive::read_all_symbols): Likewise.
5355 (Archive::read_symbols): Likewise.
5356 (Archive::get_elf_object_for_member): Remove input_objects
5357 parameter. Add punconfigured parameter. Change all callers.
5358 (Archive::add_symbols): Change return type to bool. Check return
5359 value of include_member.
5360 (Archive::include_all_members): Likewise.
5361 (Archive::include_member): Change return type to bool. Return
5362 false if first included object has incompatible target. Set
5363 included_member_ field.
5364 (Add_archive_symbols::run): If add_symbols returns false, requeue
5366 * archive.h (class Archive): Add included_member_ field.
5367 Initialize it in constructor. Add input_file and searched_for
5368 methods. Update declarations.
5369 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5370 input_argument_ fields. Add them to constructor. Change all
5372 * script.cc: Include "target-select.h".
5373 (class Parser_closure): Add skip_on_incompatible_target_ and
5374 found_incompatible_target_ fields. Add
5375 skip_on_incompatible_target parameter to constructor. Change all
5376 callers. Add methods skip_on_incompatible_target,
5377 clear_skip_on_incompatible_target, found_incompatible_target, and
5378 set_found_incompatible_target.
5379 (read_input_script): Add dirindex parameter. Change all callers.
5380 If parser finds an incompatible target, requeue Read_symbols
5382 (script_set_symbol): Clear skip_on_incompatible_target in
5384 (script_add_assertion, script_parse_option): Likewise.
5385 (script_start_sections, script_add_phdr): Likewise.
5386 (script_check_output_format): New function.
5387 * script.h (read_input_script): Update declaration.
5388 * script-c.h (script_check_output_format): Declare.
5389 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5390 (ignore_cmd): Remove OUTPUT_FORMAT.
5391 * fileread.cc (Input_file::Input_file): Add explicit this.
5392 (Input_file::will_search_for): New function.
5393 (Input_file::open): Add pindex parameter. Change all callers.
5394 * fileread.h (class Input_file): Add input_file_argument method.
5395 Declare will_search_for. Update declarations.
5396 * object.cc (make_elf_object): Add punconfigured parameter.
5398 * object.h (class Object): Make input_file public. Add
5399 searched_for method.
5400 (make_elf_object): Update declaration.
5401 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5403 * dirsearch.h (class Dirsearch): Update declaration.
5404 * options.h (class General_options): Add --warn-search-mismatch.
5405 * parameters.cc (Parameters::is_compatible_target): New function.
5406 * parameters.h (class Parameters): Declare is_compatible_target.
5407 * workqueue.cc (Workqueue::add_blocker): New function.
5408 * workqueue.h (class Workqueue): Declare add_blocker.
5410 * fileread.cc (Input_file::open): Remove options parameter.
5412 (Input_file::open_binary): Likewise.
5413 * script.cc (read_input_script): Likewise.
5414 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5415 options parameter from constructor. Change all callers.
5416 (class Read_script): Likewise.
5417 * fileread.h (class Input_file): Update declarations.
5418 * script.h (read_input_script): Update declaration.
5420 2009-03-10 Nick Clifton <nickc@redhat.com>
5422 * po/es.po: New Spanish translation.
5424 2009-03-06 Cary Coutant <ccoutant@google.com>
5426 * options.cc (parse_short_option): Keep dash_z from registering itself.
5428 2009-03-03 Ian Lance Taylor <iant@google.com>
5431 * target-reloc.h (relocate_section): Pass output_section to
5433 * i386.cc (Target_i386::should_apply_static_reloc): Add
5434 output_section parameter. Change all callers.
5435 (Target_i386::Relocate::relocate): Add output_section parameter.
5436 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5437 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5438 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5439 * testsuite/two_file_shared.sh: New script.
5440 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5441 (check_DATA): Add two_file_shared.dbg.
5442 (two_file_shared.dbg): New target.
5443 * testsuite/Makefile.in: Rebuild.
5445 2009-03-01 Ian Lance Taylor <iant@google.com>
5447 * configure.ac: Check for byteswap.h.
5448 * configure: Rebuild.
5449 * config.in: Rebuild.
5451 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5453 * layout.cc (Layout::find_or_add_kept_section): New function.
5454 (Layout::add_comdat): Removed.
5455 * layout.h (struct Kept_section): Move out of class Layout.
5456 Remove trailing underscores from field names. Add group_sections
5457 field. Rename group_ field to is_group. Change all uses.
5458 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5459 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5460 comdat_groups_ field.
5461 (Sized_relobj::include_section_group): Use
5462 find_or_add_kept_section and Kept_section::group_sections.
5463 (Sized_relobj::include_linkonce_section): Likewise.
5464 * object.cc (class Sized_relobj): Don't define Comdat_group or
5465 Comdat_group_table. Remove find_comdat_group and
5466 add_comdat_group. Remove comdat_groups_ field.
5467 * plugin.cc (include_comdat_group): Use
5468 Layout::find_or_add_kept_section.
5470 2009-02-28 Ian Lance Taylor <iant@google.com>
5472 * README: --gc-sections and map files are now supported. Document
5473 some build requirements.
5476 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5477 relocatable link set the value of the section symbol to zero.
5478 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5479 relocatable link don't include the section address in the local
5482 2009-02-27 Ian Lance Taylor <iant@google.com>
5485 * options.h (class Search_directory): Add is_system_directory.
5486 (class General_options): Declare is_in_system_directory.
5487 * options.cc (get_relative_sysroot): Make static.
5488 (get_default_sysroot): Make static.
5489 (General_optoins::is_in_system_directory): New function.
5490 * fileread.cc (Input_file::is_in_system_directory): New function.
5491 * fileread.h (class Input_file): Declare is_in_system_directory.
5492 * object.h (class Object): Add is_in_system_directory.
5493 (class Input_objects): Remove system_library_directory_ field.
5494 * object.cc (Input_objects::add_object): Don't set
5495 system_library_directory_.
5496 (input_objects::found_in_system_library_directory): Remove.
5497 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5498 parameter. Change all callers.
5499 (Symbol_table::sized_write_globals): Likewise.
5500 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5501 Call Object::is_in_system_directory.
5502 * symtab.h (class Symbol_table): Update declarations.
5505 * descriptors.h (Open_descriptor): Add is_on_stack field.
5506 * descriptors.cc (Descriptors::open): If the descriptor is on the
5507 top of the stack, remove it. Initialize is_on_stack field.
5508 (Descriptors::release): Only add pod to stack if it is not on the
5510 (Descriptors::close_some_descriptor): Clear stack_next and
5514 * output.cc (Output_section::find_starting_output_address): Rename
5515 from starting_output_address; add PADDR parameter; change return
5517 * output.h (class Output_section): Declare
5518 find_starting_output_address instead of starting_output_address.
5519 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5520 section symbol for which we can't find a merge section.
5523 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5524 hidden or internal, force the symbol to be local.
5525 * resolve.cc (Symbol::override_visibility): Define.
5526 (Symbol::override_base): Use override_visibility.
5527 (Symbol_table::resolve): Likewise.
5528 (Symbol::override_base_with_special): Likewise.
5529 (Symbol_table::override_with_special): If the visibility is hidden
5530 or internal, force the symbol to be local.
5531 * symtab.h (class Symbol): Add set_visibility and
5532 override_visibility.
5533 * testsuite/ver_test_1.sh: New file.
5534 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5535 (check_DATA): Add ver_test_1.syms.
5536 (ver_test_1.syms): New target.
5537 * testsuite/Makefile.in: Rebuild.
5539 2009-02-25 Cary Coutant <ccoutant@google.com>
5541 * layout.cc (Layout::choose_output_section): Don't rename sections
5542 when using a linker script that has a SECTIONS clause.
5543 * Makefile.in: Regenerate.
5545 * testsuite/Makefile.am (script_test_5.sh): New test case.
5546 * testsuite/Makefile.in: Regenerate.
5547 * testsuite/script_test_5.cc: New file.
5548 * testsuite/script_test_5.sh: New file.
5549 * testsuite/script_test_5.t: New file.
5551 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5553 * archive.cc (Archive::include_member): Update calls to add_symbols.
5554 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5555 the Layout argument.
5556 * dynobj.h (do_add_symbols): Add the Layout argument.
5557 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5559 * object.h (Object::add_symbols): Add the Layout argument.
5560 (Object::do_add_symbols): Add the Layout argument.
5561 (Sized_relobj::do_add_symbols): Add the Layout argument.
5562 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5563 Unify the two versions.
5564 (Add_plugin_symbols): Remove.
5565 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5566 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5567 (Add_plugin_symbols): Remove.
5568 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5569 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5570 (Add_symbols::run): Make it work with Pulginobj.
5572 2009-02-06 Ian Lance Taylor <iant@google.com>
5574 * object.cc (Sized_relobj::do_layout): Make info message start
5575 with lower case letter.
5577 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5579 * binary.cc: Fix file comment.
5581 * options.h (enum Incremental_disposition): Define.
5582 (class General_options): Add new options: --incremental,
5583 --incremental_changed, --incremental_unchanged,
5584 --incremental_unknown. Add incremental_disposition_ and
5585 implicit_incremental_ fields.
5586 (General_options::incremental_disposition): New function.
5587 (class Position_dependent_options): Add incremental_disposition
5589 (Position_dependent_options::copy_from_options): Set incremental
5591 * options.cc (General_options::parse_incremental_changed): New
5593 (General_options::parse_incremental_unchanged): New function.
5594 (General_options::parse_incremental_unknown): New function.
5595 (General_options::General_options): Initialize new fields
5596 incremental_disposition_ and implicit_incremental_.
5597 (General_options::finalize): Check for uasge of --incremental-*
5598 without --incremental.
5600 2009-02-06 Chris Demetriou <cgd@google.com>
5602 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5603 pointer and to report location as the file name associated with
5605 (gold_undefined_symbol_at_location): New function to replace the
5606 old gold_undefined_symbol functionality.
5607 * target-reloc.h (relocate_section): Update to use
5608 gold_undefined_symbol_at_location.
5609 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5610 Call gold_undefined_symbol function rather than gold_error.
5611 * errors.h (Errors::undefined_symbol): Take location as a
5612 string, rather than calculating it from a relocation.
5613 * errors.cc (Errors::fatal): Print "fatal error:" before the
5615 (Errors::error, Errors::error_at_location): Print "error: "
5616 before the formatted message.
5617 (Errors::undefined_symbol): Take location as a string, rather
5618 than calculating it from a relocation.
5619 (gold_undefined_symbol_at_location): New function akin to
5620 old gold_undefined_symbol, calculates location from relocation.
5621 (gold_undefined_symbol): Change to take only a Symbol pointer
5622 and to report location as the file name associated with the symbol.
5623 * testsuite/debug_msg.sh: Update for changed error messages.
5624 * testsuite/undef_symbol.sh: Likewise.
5626 2009-02-04 Duncan Sands <baldrick@free.fr>
5629 * reduced_debug_output.h
5630 (Output_reduced_debug_abbrev_section::failed): Use format for
5632 (Output_reduced_debug_info_section::faild): Likewise.
5634 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5636 * script.cc (Lazy_demangler): New class.
5637 (Version_script_info::get_symbol_version_helper): Demangle a
5640 2009-01-29 Cary Coutant <ccoutant@google.com>
5642 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5644 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5646 2009-01-28 Ian Lance Taylor <iant@google.com>
5648 * version.cc (version_string): Bump to 1.9.
5650 * gold.h: Include <cstring> and <stdint.h>.
5651 * version.cc: Include <cstdio>.
5652 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5654 * reduced_debug_output.cc (insert_into_vector): Rename from
5655 Insert_into_vector; change all callers. Use Swap_unaligned to
5656 avoid aliasing issue; remove union since it is unnecessary.
5658 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5660 * Makefile.am (CCFILES): Add gc.cc.
5662 * Makefile.in: Regenerate.
5663 * gold.cc (Gc_runner): New class.
5664 (queue_initial_tasks): Call garbage collection related tasks
5665 when corresponding options are invoked.
5666 (queue_middle_gc_tasks): New function.
5667 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5668 processed early before laying out sections during garbage collection.
5669 * gold.h (queue_middle_gc_tasks): New function.
5670 (is_prefix_of): Move from "layout.cc".
5671 * i386.cc (Target_i386::gc_process_relocs): New function.
5672 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5673 * main.cc (main): Create object of class "Garbage_collection".
5674 * object.cc (Relobj::copy_symbols_data): New function.
5675 (Relobj::is_section_name_included): New function.
5676 (Sized_relobj::do_layout): Allow this function to be called twice
5677 during garbage collection and defer layout of section during the
5679 * object.h (Relobj::get_symbols_data): New function.
5680 (Relobj::is_section_name_included): New function.
5681 (Relobj::copy_symbols_data): New function.
5682 (Relobj::set_symbols_data): New function.
5683 (Relobj::get_relocs_data): New function.
5684 (Relobj::set_relocs_data): New function.
5685 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5686 (Relobj::gc_process_relocs): New function.
5687 (Relobj::do_gc_process_relocs): New pure virtual function.
5688 (Relobj::sd_): New data member.
5689 (Sized_relobj::is_output_section_offset_invalid): New function.
5690 (Sized_relobj::do_gc_process_relocs): New function.
5691 * options.h (General_options::gc_sections): Modify to not be a no-op.
5692 (General_options::print_gc_sections): New option.
5693 * plugin.cc (Plugin_finish::run): Remove function call to
5694 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5695 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5696 * reloc.cc (Read_relocs::run): Add task to process relocs and
5697 determine unreferenced sections when doing garbage collection.
5698 (Gc_process_relocs): New class.
5699 (Sized_relobj::do_gc_process_relocs): New function.
5700 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5701 sections that are garbage collected.
5702 * reloc.h (Gc_process_relocs): New class.
5703 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5704 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5705 symbols whose corresponding sections are garbage collected.
5706 (Symbol_table::Symbol_table): Add new parameter for the garbage
5708 (Symbol_table::gc_mark_undef_symbols): New function.
5709 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5710 (Symbol_table::gc_mark_dyn_syms): New function.
5711 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5713 (Symbol_table::add_from_object): Likewise.
5714 (Symbol_table::add_from_relobj): When building shared objects, do not
5715 treat externally visible symbols as garbage.
5716 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5717 table information for static and relocatable links.
5718 * symtab.h (Symbol_table::set_gc): New function.
5719 (Symbol_table::gc): New function.
5720 (Symbol_table::gc_mark_undef_symbols): New function.
5721 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5722 (Symbol_table::gc_mark_dyn_syms): New function.
5723 (Symbol_table::gc_): New data member.
5724 * target.h (Sized_target::gc_process_relocs): New pure virtual
5726 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5727 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5729 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5731 * options.h (General_options::gc_sections): Define as a no-op for now.
5732 (General_options::no_keep_memory): Ditto.
5733 (General_options::Bshareable): Define.
5734 * options.cc (General_options::finalize): Honor -Bshareable.
5736 2009-01-20 Andreas Schwab <schwab@suse.de>
5738 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5739 read the value in the contents, since we don't use it. Use the
5740 template endianness when writing.
5741 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5743 2009-01-19 Andreas Schwab <schwab@suse.de>
5745 * configure.tgt (powerpc64-*): Fix targ_obj.
5747 2009-01-15 Ian Lance Taylor <iant@google.com>
5749 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5750 local symbols when stripping all symbols.
5752 2009-01-14 Cary Coutant <ccoutant@google.com>
5754 * output.cc (Output_reloc): Add explicit instantiations.
5756 2009-01-14 Cary Coutant <ccoutant@google.com>
5758 * archive.cc (Archive::get_elf_object_for_member): Remove call
5759 to File_read::claim_for_plugin.
5760 * descriptors.cc (Descriptors::open): Remove reference to
5762 (Descriptors::claim_for_plugin): Remove.
5763 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5764 (Descriptors::is_claimed): Remove.
5765 (claim_descriptor_for_plugin): Remove.
5766 * fileread.cc (File_read::claim_for_plugin): Remove.
5767 * fileread.h (File_read::claim_for_plugin): Remove.
5768 (File_read::descriptor): Reopen descriptor if necessary.
5769 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5770 (Plugin_manager::all_symbols_read): Add task parameter. Change
5772 (Plugin_manager::get_input_file): New function.
5773 (Plugin_manager::release_input_file): New function.
5774 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5775 corresponding data member.
5776 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5777 and pass to base constructor. Change all callers.
5778 (get_input_file, release_input_file): New functions.
5779 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5780 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5781 (Plugin_manager::all_symbols_read): Add task parameter.
5782 (Plugin_manager::get_input_file): New function.
5783 (Plugin_manager::release_input_file): New function.
5784 (Plugin_manager::task_): New data member.
5785 (Pluginobj::Pluginobj): Add filesize parameter.
5786 (Pluginobj::filename): New function.
5787 (Pluginobj::descriptor): New function.
5788 (Pluginobj::filesize): New function.
5789 (Pluginobj::filesize_): New data member.
5790 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5791 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5792 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5794 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5795 with archive libraries.
5796 * testsuite/Makefile.in: Regenerate.
5797 * testsuite/plugin_test.c (struct sym_info): New type.
5798 (get_input_file, release_input_file): New static variables.
5799 (onload): Capture new transfer vector entries.
5800 (claim_file_hook): Stop reading at end of file according to filesize.
5801 Factor out parsing of readelf output into separate function.
5802 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5803 APIs and get the source file name from the symbol table. Convert
5804 source file name to corresponding object file name. Print info
5805 message when adding new input files.
5806 (parse_readelf_line): New function.
5807 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5808 * testsuite/plugin_test_2.sh: Likewise.
5809 * testsuite/plugin_test_3.sh: Likewise.
5810 * testsuite/plugin_test_4.sh: New test case.
5812 2009-01-07 Ian Lance Taylor <iant@google.com>
5814 * version.cc (version_string): Bump to 1.8.
5816 2008-12-23 Cary Coutant <ccoutant@google.com>
5818 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5819 * plugin.cc (Plugin_manager::finish): Rename as
5820 layout_deferred_objects. Move cleanup to separate function.
5821 (Plugin_manager::cleanup): New function.
5822 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5824 * plugin.h (Plugin_manager::finish): Rename as
5825 layout_deferred_objects.
5826 (Plugin_manager::cleanup): New function.
5827 (Plugin_manager::cleanup_done): New field.
5829 2008-12-23 Cary Coutant <ccoutant@google.com>
5831 * plugin.cc (is_visible_from_outside): New function.
5832 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5833 so we don't return "IR only" status for exported symbols or -r links.
5835 * testsuite/Makefile.am (plugin_test_3): New test case.
5836 * testsuite/Makefile.in: Regenerate.
5837 * testsuite/plugin_test_3.sh: New file.
5839 2008-12-22 Cary Coutant <ccoutant@google.com>
5841 * object.cc (Sized_relobj::layout_section): New function.
5842 (Sized_relobj::do_layout): Defer layout of input sections until after
5843 plugin has provided replacement files.
5844 (Sized_relobj::do_layout_deferred_sections): New function.
5845 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5846 (Relobj::layout_deferred_sections): New function.
5847 (Relobj::do_layout_deferred_sections): New function.
5848 (Sized_relobj::do_layout_deferred_sections): New function.
5849 (Sized_relobj::layout_section): New function.
5850 (Sized_relobj::Deferred_layout): New structure.
5851 (Sized_relobj::deferred_layout_): New field.
5852 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5853 Change all callers. Layout deferred sections.
5854 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5856 (Plugin_hook::run): Move code from do_plugin_hook inline.
5857 (Plugin_hook::do_plugin_hook): Remove.
5858 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5859 (Plugin_manager::finish): Renamed, was cleanup.
5860 (Plugin_manager::should_defer_layout): New function.
5861 (Plugin_manager::add_deferred_layout_object): New function.
5862 (Plugin_manager::Deferred_layout_list): New type.
5863 (Plugin_manager::deferred_layout_objects_): New field.
5864 (Plugin_hook::do_plugin_hook): Remove.
5866 2008-12-17 Ian Lance Taylor <iant@google.com>
5868 * options.h (class General_options): Add --no case for
5871 2008-12-16 Cary Coutant <ccoutant@google.com>
5873 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5875 (Plugin_manager::claim_file): Create plugin object even if
5876 plugin did not call the add_symbols callback.
5877 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5878 asking for more symbols than were added.
5879 * testsuite/Makefile.am (plugin_test_1): Add test case with
5881 (empty.syms): New target.
5882 * testsuite/Makefile.in: Regenerate.
5883 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5884 message. Don't call add_symbols if no globals.
5885 (all_symbols_read_hook): Don't provide replacement for empty
5888 2008-12-12 Ian Lance Taylor <iant@google.com>
5890 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5891 r_type == 0 for a local symbol with r_sym == 0.
5892 (scan_relocatable_relocs): Pass r_sym to
5893 local_non_section_strategy.
5894 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5897 * configure.ac: Update test for TLS descriptors: they are
5898 supported as of glibc 2.9.
5899 * configure: Rebuild.
5901 2008-12-11 Ian Lance Taylor <iant@google.com>
5904 * target-reloc.h (Default_scan_relocatable_relocs): For each
5905 function, map r_type == 0 to RELOC_DISCARD.
5907 2008-12-10 Cary Coutant <ccoutant@google.com>
5909 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5910 object to override a kept COMDAT group from a plugin object.
5912 2008-12-09 Ian Lance Taylor <iant@google.com>
5915 * yyscript.y (file_cmd): Handle INPUT.
5917 * testsuite/initpri1.c: Change all declarations to be full
5918 prototypes by adding void, to avoid compiler warnings.
5920 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5922 * options.cc (General_options::parse_plugin_opt): New.
5923 (General_options::add_plugin): The argument now is just the filename.
5924 (General_options::add_plugin_option): New.
5925 * options.h (plugin_opt): New.
5926 (add_plugin): Change argument name.
5927 (add_plugin_option): New.
5928 * plugin.cc (Plugin::load): Don't parse the plugin option.
5929 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5930 (Plugin::add_option): New.
5931 (Plugin::args_): Change type.
5932 (Plugin::filename_): New.
5933 (Plugin_manager::add_plugin_option): New.
5934 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5935 * testsuite/Makefile.in: Regenerate.
5937 2008-12-05 Cary Coutant <ccoutant@google.com>
5939 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5940 Handle --strip-lto-sections option.
5941 * options.h (strip_lto_sections): New option.
5943 2008-12-01 Cary Coutant <ccoutant@google.com>
5945 * plugin.cc (ld_plugin_message): Change format parameter to const.
5946 Fix mismatch between new[] and delete.
5948 2008-11-14 Cary Coutant <ccoutant@google.com>
5950 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5953 2008-11-05 Craig Silverstein <csilvers@google.com>
5955 * options.cc (General_options::parse_dynamic_list): New function.
5956 * options.h (General_options): New flags dynamic_list,
5957 dynamic_list_data, dynamic_list_cpp_new, and
5958 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5959 (General_options::in_dynamic_list): New function.
5960 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5961 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5962 (Lex::can_continue_name): Likewise.
5964 (read_script_file): New parameter script_options.
5965 (read_dynamic_list): New function.
5966 (Script_options::define_dynamic_list): New function.
5967 (dynamic_list_keyword_parsecodes): New variable.
5968 (dynamic_list_keywords): New variable.
5969 * script.h (Script_options::define_dynamic_list): New function
5971 (read_dynamic_list): New function prototype.
5972 * symtab.cc (strprefix): New macro.
5973 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5974 dynamic_list_data, dynamic_list_cpp_new, and
5975 dynamic_list_cpp_typeinfo.
5976 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5977 (dynamic_list_expr): New rule.
5978 (dynamic_list_nodes): Likewise.
5979 (dynamic_list_node): Likewise.
5980 * testsuite/Makefile.am (dynamic_list): New test.
5981 * testsuite/Makefile.in: Regenerated.
5982 * testsuite/dynamic_list.t: New file.
5983 * testsuite/dynamic_list.sh: New file.
5985 2008-11-05 Craig Silverstein <csilvers@google.com>
5987 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5988 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5989 (t11_last): Likewise.
5990 * testsuite/ver_test_6.c (main): Likewise.
5992 2008-10-07 Cary Coutant <ccoutant@google.com>
5994 * options.c (General_options::finalize): Add check for -static and
5996 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5999 2008-10-02 Cary Coutant <ccoutant@google.com>
6001 * plugin.cc (make_sized_plugin_object): Fix conditional
6002 compilation to work when not all targets are enabled.
6004 2008-09-29 Cary Coutant <ccoutant@google.com>
6006 * archive.cc (Archive::get_file_and_offset): Use filename instead
6007 of name to get library path.
6008 (Archive::include_member): Unlock external member of a thin archive.
6010 * testsuite/Makefile.am (TEST_AR): New variable.
6011 (thin_archive_test_1): New test.
6012 (thin_archive_test_2): New test.
6013 * testsuite/Makefile.in: Regenerate.
6014 * testsuite/thin_archive_main.cc: New file.
6015 * testsuite/thin_archive_test_1.cc: New file.
6016 * testsuite/thin_archive_test_2.cc: New file.
6017 * testsuite/thin_archive_test_3.cc: New file.
6018 * testsuite/thin_archive_test_4.cc: New file.
6020 2008-09-29 Cary Coutant <ccoutant@google.com>
6022 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6023 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6025 (Sized_relobj::do_finalize_local_symbols): Likewise.
6026 (Sized_relobj::map_to_kept_section): Likewise.
6027 * object.h (Sized_relobj::invalid_address): New constant.
6028 (Sized_relobj::do_output_section_offset): Check for invalid_address
6030 * output.cc (Output_reloc::local_section_offset): Use constant
6031 invalid_address instead of -1U.
6032 (Output_reloc::get_address): Likewise.
6033 (Output_section::output_address): Change -1U to -1ULL.
6034 * output.h (Output_reloc::invalid_address): New constant.
6035 * reloc.cc (Sized_relobj::write_sections): Use constant
6036 invalid_address instead of -1U.
6037 (Sized_relobj::relocate_sections): Likewise.
6038 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6039 values for merge sections.
6040 * target-reloc.h (relocate_for_relocatable): Use constant
6041 invalid_address instead of -1U.
6043 2008-09-19 Cary Coutant <ccoutant@google.com>
6045 Add plugin functionality for link-time optimization (LTO).
6046 * configure.ac (plugins): Add --enable-plugins option.
6047 * configure: Regenerate.
6048 * config.in: Regenerate.
6049 * Makefile.am (LIBDL): New variable.
6050 (CCFILES): Add plugin.cc.
6051 (HFILES): Add plugin.h.
6052 (ldadd_var): Add LIBDL.
6053 * Makefile.in: Regenerate.
6055 * archive.cc: Include "plugin.h".
6056 (Archive::setup): Don't preread archive symbols when using a plugin.
6057 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6058 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6060 (Archive::include_member): Add symbols from plugin objects.
6061 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6062 * descriptors.cc (Descriptors::open): Check for file descriptors
6063 abandoned by plugins.
6064 (Descriptors::claim_for_plugin): New function.
6065 * descriptors.h (Descriptors::claim_for_plugin): New function.
6066 (Open_descriptor::is_claimed): New field.
6067 (claim_descriptor_for_plugin): New function.
6068 * fileread.cc (File_read::claim_for_plugin): New function.
6069 * fileread.h (File_read::claim_for_plugin): New function.
6070 (File_read::descriptor): New function.
6071 * gold.cc: Include "plugin.h".
6072 (queue_initial_tasks): Add task to call plugin hooks for generating
6074 * main.cc: Include "plugin.h".
6075 (main): Load plugin libraries.
6076 * object.h (Pluginobj): Declare.
6077 (Object::pluginobj): New function.
6078 (Object::do_pluginobj): New function.
6079 (Object::set_target): New function.
6080 * options.cc: Include "plugin.h".
6081 (General_options::parse_plugin): New function.
6082 (General_options::General_options): Initialize plugins_ field.
6083 (General_options::add_plugin): New function.
6084 * options.h (Plugin_manager): Declare.
6085 (General_options): Add --plugin option.
6086 (General_options::has_plugins): New function.
6087 (General_options::plugins): New function.
6088 (General_options::add_plugin): New function.
6089 (General_options::plugins_): New field.
6090 * plugin.cc: New file.
6091 * plugin.h: New file.
6092 * readsyms.cc: Include "plugin.h".
6093 (Read_symbols::do_read_symbols): Check for archive before checking
6094 for ELF file. Call plugin hooks to claim files.
6095 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6096 from a real object file; force override when processing replacement
6098 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6099 (Symbol::init_base_object): Likewise.
6100 (Symbol::init_base_output_data): Likewise.
6101 (Symbol::init_base_output_segment): Likewise.
6102 (Symbol::init_base_constant): Likewise.
6103 (Symbol::init_base_undefined): Likewise.
6104 (Symbol::output_section): Assert that object is not a plugin.
6105 (Symbol_table::add_from_pluginobj): New function.
6106 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6108 (Symbol_table::sized_write_globals): Likewise.
6109 (Symbol_table::add_from_pluginobj): Instantiate template.
6110 * symtab.h (Sized_pluginobj): Declare.
6111 (Symbol::in_real_elf): New function.
6112 (Symbol::set_in_real_elf): New function.
6113 (Symbol::in_real_elf_): New field.
6114 (Symbol_table::add_from_pluginobj): New function.
6116 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6117 (LIBDL): New variable.
6119 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6120 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6121 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6122 (MOSTLYCLEANFILES): Likewise.
6123 * testsuite/Makefile.in: Regenerate.
6124 * testsuite/plugin_test.c: New file.
6125 * testsuite/plugin_test_1.sh: New file.
6126 * testsuite/plugin_test_2.sh: New file.
6128 2008-09-16 Ian Lance Taylor <iant@google.com>
6130 * target-reloc.h (relocate_section): Check whether a symbol is
6131 defined by the ABI before reporting an undefined symbol error.
6132 * target.h (Target::is_defined_by_abi): Make parameter const.
6133 (Target::do_is_defined_by_abi): Likewise.
6134 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6135 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6136 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6137 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6138 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6139 * testsuite/Makefile.in: Rebuild.
6141 * fileread.cc (make_view): Add casts to avoid warning.
6143 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6145 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6146 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6148 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6150 * options.h (General_options::output_is_executable): New.
6151 (General_options::output_is_pie): New.
6152 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6153 for shared libraries.
6154 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6156 2008-09-11 Chris Demetriou <cgd@google.com>
6158 * options.h (origin): New -z option.
6159 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6160 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6163 2008-09-05 Cary Coutant <ccoutant@google.com>
6165 * fileread.cc (File_read::make_view): Add check for attempt to map
6168 2008-09-05 Cary Coutant <ccoutant@google.com>
6170 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6171 explicit instantiations.
6173 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6176 * options.cc (General_options::finalize): Allow undefined symbols
6177 in shlibs if linking -shared.
6180 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6181 symbols as not needing a dynsym entry.
6183 2008-08-20 Craig Silverstein <csilvers@google.com>
6185 * fileread.cc (File_read::open): Do not lock the file unless it
6186 was successfully opened.
6188 2008-08-14 Cary Coutant <ccoutant@google.com>
6190 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6191 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6192 * testsuite/tls_test.cc (struct int128): 128-bit struct
6193 for testing TLS relocs with non-zero addend.
6194 (v12): New TLS variable.
6196 (t_last): Add check for v12.
6197 * testsuite/tls_test.h (t12): New function.
6198 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6200 2008-08-13 Ian Lance Taylor <iant@google.com>
6202 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6203 set tls_segment_ or relro_segment_.
6204 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6206 * output.h (Output_section::clear_is_relro): New function.
6207 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6208 sections specially even when output_data_ is empty.
6209 (Output_segment::maximum_alignment): When first section is relro,
6210 only force alignment for PT_LOAD segments.
6211 * script.cc (script_data_segment_align): New function.
6212 (script_data_segment_relro_end): New function.
6213 * script-c.h (script_data_segment_align): Declare.
6214 (script_data_segment_relro_end): Declare.
6215 * script-sections.h (class Script_sections): Declare
6216 data_segment_align and data_segment_relro_end. Add fields
6217 segment_align_index_ and saw_relro_end_.
6218 * script-sections.cc (class Sections_element): Add set_is_relro
6219 virtual function. Add new bool* parameter to place_orphan_here.
6220 Add get_output_section virtual function.
6221 (class Output_section_definition): Add set_is_relro. Add new
6222 bool* parameter to place_orphan_here. Add get_output_section.
6223 Add is_relro_ field.
6224 (Output_section_definition::Output_section_definition): Initialize
6225 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6226 and is_relro_ fields.
6227 (Output_section_definition::place_orphan_here): Add is_relro
6229 (Output_section_definition::set_section_addresses): Set relro for
6231 (Output_section_definition::alternate_constraint): Likewise.
6232 (class Orphan_output_section): Add new bool* parameter to
6233 place_orphan_here. Add get_output_section.
6234 (Orphan_output_section::place_orphan_here): Add is_relro
6236 (Script_sections::Script_sections): Initialize
6237 data_segment_align_index_ and saw_relro_end_.
6238 (Script_sections::data_segment_align): New function.
6239 (Script_sections::data_segment_relro_end): New function.
6240 (Script_sections::place_orphan): Set or clear is_relro.
6241 (Script_sections::set_section_addresses): Force alignment of first
6243 * yyscript.y (exp): Call script_data_segment_align and
6244 script_data_segment_relro_end.
6245 * testsuite/relro_script_test.t: New file.
6246 * testsuite/relro_test.cc (using_script): Declare.
6247 (t1, t2): Test using_script.
6248 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6249 (relro_script_test_SOURCES): Define.
6250 (relro_script_test_DEPENDENCIES): Define.
6251 (relro_script_test_LDFLAGS): Define.
6252 (relro_script_test_LDADD): Define.
6253 (relro_script_test.so): New target.
6254 * testsuite/Makefile.in: Rebuild.
6256 2008-08-06 Cary Coutant <ccoutant@google.com>
6258 * archive.cc (Archive::total_archives, Archive::total_members)
6259 (Archive::total_members_loaded): New variables.
6260 (Archive::setup): Add parameter. Add option to preread
6262 (Archive::read_armap): Add counter.
6263 (Archive::get_file_and_offset): New function.
6264 (Archive::get_elf_object_for_member): New function.
6265 (Archive::read_all_symbols): New function.
6266 (Archive::read_symbols): New function.
6267 (Archive::add_symbols): Add counters.
6268 (Archive::include_all_members): Use armap to find members if it's
6270 (Archive::include_member): Skip reading symbols if already read.
6271 Factored code into Archive::get_file_and_offset and
6272 Archive::get_elf_object_for_member. Changed call to
6273 Mapfile::report_include_archive_member.
6274 (Archive::print_stats): New function.
6275 * archive.h: Declare Object and Read_symbols_data classes.
6276 (Archive::Archive): Add initializers for new members.
6277 (Archive::setup): Add parameter.
6278 (Archive::print_stats): New function.
6279 (Archive::total_archives, Archive::total_members)
6280 (Archive::total_members_loaded): New variables.
6281 (Archive::get_file_and_offset): New function.
6282 (Archive::get_elf_object_for_member): New function.
6283 (Archive::read_all_symbols): New function.
6284 (Archive::read_symbols): New function.
6285 (Archive::Archive_member): New class.
6286 (Archive::members_): New member.
6287 (Archive::num_members_): New member.
6288 * main.cc: Include archive.h.
6289 (main): Call Archive::print_stats.
6290 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6291 archive parameter; member_name is now the fully-decorated name.
6292 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6293 * options.h: (General_options): Add --preread-archive-symbols option.
6294 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6297 2008-08-04 Ian Lance Taylor <iant@google.com>
6299 * symtab.h (Symbol::use_plt_offset): New function.
6300 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6301 * powerpc.cc (Relocate::relocate): Likewise.
6302 * sparc.cc (Relocate::relocate): Likewise.
6303 * x86_64.cc (Relocate::relocate): Likewise.
6304 * testsuite/weak_plt.sh: New test.
6305 * testsuite/weak_plt_main.cc: New test.
6306 * testsuite/weak_plt_shared.cc: New test.
6307 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6308 (check_PROGRAMS): Add weak_plt.
6309 (check_DATA): Add weak_plt_shared.so.
6310 (weak_plt_main_pic.o, weak_plt): New targets.
6311 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6312 * testsuite/Makefile.in: Rebuild.
6314 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6316 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6317 * testsuite/Makefile.in: Rebuild.
6319 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6321 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6322 * Makefile.in: Regenerate.
6323 * po/POTFILES.in: Regenerate.
6325 2008-07-29 Ian Lance Taylor <iant@google.com>
6327 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6328 symbols before other symbols.
6329 * testsuite/script_test_2.cc (test_addr): Declare.
6330 (test_addr_alias): Declare.
6331 (main): Check that test_addr and test_addr_alias have the right
6333 * testsuite/script_test_2.t: Define test_addr_alias and
6336 2008-07-24 Ian Lance Taylor <iant@google.com>
6339 * descriptors.cc: New file.
6340 * descriptors.h: New file.
6341 * gold-threads.h (class Hold_optional_lock): New class.
6342 * fileread.cc: Include "descriptors.h".
6343 (File_read::~File_read): Release descriptor rather than closing
6345 (File_read::open) [file]: Call open_descriptor rather than open.
6346 Set is_descriptor_opened_.
6347 (File_read::open) [memory]: Assert that descriptor is not open.
6348 (File_read::reopen_descriptor): New function.
6349 (File_read::release): Release descriptor.
6350 (File_read::do_read): Make non-const. Reopen descriptor.
6351 (File_read::read): Make non-const.
6352 (File_read::make_view): Reopen descriptor.
6353 (File_read::do_readv): Likewise.
6354 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6355 Update declarations.
6356 * layout.cc: Include "descriptors.h".
6357 (Layout::create_build_id): Use open_descriptor rather than open.
6358 * output.cc: Include "descriptors.h".
6359 (Output_file::open): Use open_descriptor rather than open.
6360 * archive.cc (Archive::const_iterator): Change Archive to be
6362 (Archive::begin, Archive::end): Make non-const.
6363 (Archive::count_members): Likewise.
6364 * archive.h (class Archive): Update declarations.
6365 * object.h (Object::read): Make non-const.
6366 * Makefile.am (CCFILES): Add descriptors.cc.
6367 (HFILES): Add descriptors.h.
6368 * Makefile.in: Rebuild.
6371 * gold.h: Always include <clocale>. Add Solaris workarounds
6372 following code in binutils/sysdep.h.
6375 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6376 this->eh_frame_hdr_ is NULL before using it.
6378 * dynobj.cc (Versions::Versions): Update comment.
6380 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6381 the base version name.
6383 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6384 array size plus one.
6385 (Stringpool_template::set_string_offsets): Subtract one from key
6386 before using it as an array index.
6387 (Stringpool_template::get_offset_with_length): Likewise.
6388 (Stringpool_template::write_to_buffer): Likewise.
6389 * stringpool.h (Stringpool_template::get_offset_from_key):
6392 2008-07-23 Ian Lance Taylor <iant@google.com>
6395 * object.h (Merged_symbol_value::value): Do our best to handle a
6399 * script.cc (Version_script_info::get_versions): Don't add empty
6400 version tag to return value.
6401 (Version_script_info::get_symbol_version_helper): Change return
6402 type to bool. Add pversion parameter. Change all callers.
6403 (script_register_vers_node): Don't require a non-NULL tag.
6404 * script.h (class Version_script_info): Update declarations.
6405 (Version_script_info::get_symbol_version): Change return type to
6406 bool. Add version parameter. Change all callers.
6407 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6408 handling. Handle an empty version from a version script.
6409 (Symbol_table::define_special_symbol): Likewise.
6410 * testsuite/ver_test_10.script: New file.
6411 * testsuite/ver_test_10.sh: New file.
6412 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6413 (check_DATA): Add ver_test_10.syms.
6414 (ver_test_10.syms, ver_test_10.so): New target.
6415 * testsuite/Makefile.in: Rebuild.
6417 2008-07-23 Simon Baldwin <simonb@google.com>
6419 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6420 to zero for undefined symbols from dynamic libraries.
6422 2008-07-23 Ian Lance Taylor <iant@google.com>
6424 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6426 * symtab.h (class Symbol_table): Update declaration.
6427 * testsuite/ver_test_9.cc: New file.
6428 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6429 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6430 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6431 (ver_test_9.so, ver_test_9.o): New targets.
6432 * testsuite/Makefile.in: Rebuild.
6434 2008-07-22 Ian Lance Taylor <iant@google.com>
6436 * options.h (class General_options): Define --check-sections.
6437 * layout.cc (Layout::set_segment_offsets): Handle
6440 * options.h (class General_options): Define -n/--nmagic and
6442 * options.cc (General_options::finalize): For -n/--nmagic or
6443 -N/--omagic, set -static.
6444 * layout.cc (Layout::attach_allocated_section_to_segment): If
6445 -N/--omagic, don't put read-only and read-write sections in
6447 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6448 finding a read-only segment.
6449 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6450 don't set the minimum segment alignment to the common page size,
6451 and don't set the file offset to the address modulo the page size.
6452 * script-sections.cc (Script_sections::create_segments): If
6453 -n/--omagic, don't put read-only and read-write sections in
6456 * cref.cc: New file.
6458 * options.h (class General_options): Add --print-symbol-counts.
6459 * main.cc (main): Issue defined symbol report if requested.
6460 * archive.cc (Archive::interpret_header): Make into a const member
6462 (Archive::add_symbols): Call Input_objects::archive_start and
6464 (Archive::const_iterator): Define new class.
6465 (Archive::begin, Archive::end): New functions.
6466 (Archive::include_all_members): Rewrite to use iterator.
6467 (Archive::count_members): New function.
6468 * archive.h (class Archive): Update declarations.
6469 (Archive::filename): New function.
6470 * object.cc: Include "cref.h".
6471 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6472 (Sized_relobj::do_get_global_symbol_counts): New function.
6473 (Input_objects::add_object): Add object to cross-referencer.
6474 (Input_objects::archive_start): New function.
6475 (Input_objects::archive_stop): New function.
6476 (Input_objects::print_symbol_counts): New function.
6477 * object.h: Declare Cref and Archive.
6478 (Object::get_global_symbol_counts): New function.
6479 (Object::do_get_global_symbol_counts): New pure virtual function.
6480 (class Sized_relobj): Add defined_count_ field. Update
6482 (class Input_objects): Add cref_ field. Update constructor.
6483 Update declarations.
6484 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6486 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6488 (Sized_dynobj::do_get_global_symbol_counts): New function.
6489 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6490 defined_count_. Update declarations. Define Symbols typedef.
6491 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6492 parameter. Change all callers.
6493 (Symbol_table::add_from_dynobj): Add sympointers and defined
6494 parameters. Change all callers.
6495 * symtab.h (class Symbol_table): Update declarations.
6496 * Makefile.am (CCFILES): Add cref.cc.
6497 (HFILES): Add cref.h.
6498 * Makefile.in: Rebuild.
6500 2008-07-22 Simon Baldwin <simonb@google.com>
6502 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6503 to zero when writing undefined symbols.
6505 2008-07-22 Ian Lance Taylor <iant@google.com>
6507 * output.cc (Output_section::add_input_section): Don't try to
6508 merge empty merge sections.
6510 2008-07-21 Craig Silverstein <csilvers@google.com>
6512 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6513 Include symbol version in error message.
6515 2008-07-20 Chris Demetriou <cgd@google.com>
6517 * configure.ac (gold_cv_c_random_seed): New configured variable.
6518 (RANDOM_SEED_CFLAGS): New substituted variable.
6519 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6520 * configure: Rebuild.
6521 * Makefile.in: Likewise.
6522 * testsuite/Makefile.in: Likewise.
6524 2008-07-18 Ian Lance Taylor <iant@google.com>
6526 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6527 where we see NAME/NULL and NAME/VERSION as separate symbols.
6528 * testsuite/ver_test_main.cc (main): Call t4.
6529 (t4, t4_2a): Define.
6530 * testsuite/ver_test_2.cc (t4_2): Define.
6531 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6532 * testsuite/ver_test_4.cc (t4_2a): Define.
6533 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6534 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6536 2008-07-17 Ian Lance Taylor <iant@google.com>
6538 * dynobj.cc (Versions::add_def): If we give an error about a
6539 missing version, go ahead and create the version anyhow.
6541 2008-07-10 Ian Lance Taylor <iant@google.com>
6543 Handle output sections with more than 0x7fffffff bytes.
6544 * object.h (class Relobj): Change map_to_output_ to
6545 output_sections_, and just keep a section pointer. Change all
6546 uses. Move comdat group support to Sized_relobj.
6547 (Relobj::is_section_specially_mapped): Remove.
6548 (Relobj::output_section): Remove poff parameter. Change all
6550 (Relobj::output_section_offset): New function.
6551 (Relobj::set_section_offset): Rewrite.
6552 (Relobj::map_to_output): Remove.
6553 (Relobj::output_sections): New function.
6554 (Relobj::do_output_section_offset): New pure virtual function.
6555 (Relobj::do_set_section_offset): Likewise.
6556 (class Sized_relobj): Add section_offsets_ field. Add comdat
6557 group support from Relobj. Update declarations.
6558 (Sized_relobj::get_output_section_offset): New function.
6559 (Sized_relobj::do_output_section_offset): New function.
6560 (Sized_relobj::do_set_section_offset): New function.
6561 * object.cc (Relobj::output_section_address): Remove.
6562 (Sized_relobj::Sized_relobj): Initialize new fields.
6563 (Sized_relobj::include_section_group): Cast find_kept_object to
6565 (Sized_relobj::include_linkonce_section): Likewise.
6566 (Sized_relobj::do_layout): Use separate arrays for output section
6568 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6570 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6571 output_sections and section_offsets.
6572 (Sized_relobj::write_local_symbols): Likewise.
6573 (map_to_kept_section): Compute output address directly.
6574 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6575 output_sections and section_offsets.
6576 (Sized_relobj::write_sections): Likewise.
6577 (Sized_relobj::relocate_sections): Likewise.
6578 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6579 * output.h (class Output_reloc): Update declarations. Change
6580 u2_.relobj to Sized_relobj*.
6581 (class Output_data_reloc): Change add functions to use
6583 * output.cc (Output_reloc::Output_reloc): Change relobj to
6585 (Output_reloc::local_section_offset): Change return type to
6586 Elf_Addr. Use get_output_section_offset.
6587 (Output_reloc::get_address): Likewise.
6588 (Output_section::is_input_address_mapped): Don't call
6589 is_section_specially_mapped.
6590 (Output_section::output_offset): Likewise.
6591 (Output_section::output_address): Likewise.
6592 (Output_section::starting_output_address): Likewise.
6593 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6594 parameter to Sized_relobj*.
6595 (Copy_relocs::need_copy_reloc): Likewise.
6596 (Copy_relocs::save): Likewise.
6597 * copy-relocs.h (class Copy_relocs): Update declarations.
6598 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6599 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6600 * target-reloc.h (relocate_for_relocatable): Change
6601 offset_in_output_section type to Elf_Addr. Change code that uses
6603 * layout.cc (Layout::layout): Always set *off.
6604 * mapfile.cc (Mapfile::print_input_section): Use
6605 output_section_offset.
6606 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6608 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6609 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6610 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6612 2008-07-03 Ian Lance Taylor <iant@google.com>
6614 * layout.cc (Layout::include_section): Do not discard unrecognized
6615 SHT_STRTAB sections.
6617 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6619 * script.cc (Lex::can_continue_name): Make '?' allowable in
6620 version-script names.
6621 * testsuite/version_script.map: Change glob pattern to use '?'
6623 2008-06-30 Manish Singh <yosh@gimp.org>
6626 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6629 2008-06-30 Ian Lance Taylor <iant@google.com>
6633 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6634 versions]: Don't try to read the value in the contents, since we
6635 don't use it. Use the template endianness when writing.
6637 2008-06-25 Cary Coutant <ccoutant@google.com>
6639 * fileread.cc (File_read::make_view): Assert on zero-length view.
6640 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6641 symbol table when there are no symbols to read.
6643 2008-06-23 Craig Silverstein <csilvers@google.com>
6645 * version.cc (version_string): Bump to 1.7
6647 2008-06-18 Craig Silverstein <csilvers@google.com>
6649 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6650 constant 0xFFFF to type Valtype.
6651 (Powerpc_relocate_functions::rel16_ha): Likewise.
6653 2008-06-17 Ian Lance Taylor <iant@google.com>
6655 * output.h (Output_section::Input_section): Initialize p2align_ to
6656 zero for Output_section_data constructors.
6657 (Output_section::Input_section::addralign): If not an input
6658 section, return the alignment of the Output_section_data.
6659 * testsuite/copy_test.cc: New file.
6660 * testsuite/copy_test_1.cc: New file.
6661 * testsuite/copy_test_2.cc: New file.
6662 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6663 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6664 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6665 (copy_test_1_pic.o, copy_test_1.so): New targets.
6666 (copy_test_2_pic.o, copy_test_2.so): New targets.
6667 * testsuite/Makefile.in: Rebuild.
6669 * script-sections.cc (Script_sections::place_orphan): Initialize
6670 local variable exact.
6672 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6674 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6676 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6677 David S. Miller <davem@davemloft.net>
6679 * powerpc.cc: New file.
6680 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6681 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6682 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6683 * Makefile.in: Rebuild.
6685 2008-06-09 Ian Lance Taylor <iant@google.com>
6687 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6689 (throwing, orig_terminate): New static variables.
6690 (terminate_handler): New static function.
6691 (t2): Set terminate handler.
6693 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6696 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6699 2008-05-30 Cary Coutant <ccoutant@google.com>
6701 * archive.cc (Archive::include_all_members) Correct to step
6702 over symbol table and extended name table in thin archives.
6704 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6707 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6710 2008-05-28 Caleb Howe <cshowe@google.com>
6712 * reduced_debug_output.cc: New file.
6713 * reduced_debug_output.h: New file.
6714 * options.h (class General_options): Add --strip-debug-non-line.
6715 * options.cc (General_options::finalize): Add strip_debug_non_line
6716 to the strip heirarchy.
6717 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6719 * layout.cc: Include "reduced_debug_output.h".
6720 (Layout::Layout): Initialize new fields.
6721 (line_only_debug_sections): New static array.
6722 (is_lines_only_debug_sections): New static inline function.
6723 (Layout::include_section): Handle --strip-debug-non-line.
6724 (Layout::make_output_section): If --strip-debug-non-line, build
6725 new output sections for .debug_abbrev and .debug_info.
6726 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6727 gold. Warn about possible overflow.
6728 (read_signed_LEB_128): Likewise.
6729 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6730 (read_signed_LEB_128): Declare.
6731 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6732 (HFILES): Add reduced_debug_output.h.
6733 * Makefile.in: Rebuild.
6735 2008-05-21 Ian Lance Taylor <iant@google.com>
6737 * mapfile.cc: New file.
6738 * mapfile.h: New file.
6739 * options.h (class General_options): Add -M/--print-map and -Map.
6740 * options.cc (General_options::finalize): Make -M equivalent to
6742 * main.cc: Include <cstdio> and "mapfile.h".
6743 (main): Open mapfile if requested.
6744 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6745 constructor. Change caller.
6746 (queue_initial_tasks): Add mapfile parameter. Change caller.
6747 (queue_middle_tasks): Likewise.
6748 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6750 * archive.cc: Include "mapfile.h".
6751 (Archive::add_symbols): Add mapfile parameter. Change all
6752 callers. Pass mapfile, symbol, and reason to include_member.
6753 (Archive::include_all_members): Add mapfile parameter. Change all
6755 (Archive::include_member): Add mapfile, sym, and why parameters.
6756 Change all callers. Report inclusion to map file.
6757 * archive.h: Include "fileread.h".
6758 (class Archive): Update declarations.
6759 (Archive::file): New const method.
6760 (class Add_archive_symbols): Add mapfile_ field. Update
6761 constructor. Change all callers.
6762 * readsyms.h (class Read_symbols): Likewise.
6763 (class Finish_group): Likewise.
6764 (class Read_script): Likewise.
6765 * common.cc: Include "mapfile.h".
6766 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6768 (Symbol_table::do_allocate_commons): Likewise.
6769 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6770 symbol allocation to mapfile.
6771 * common.h (class Allocate_commons_task): Add mapfile_ field.
6772 Update constructor. Change all callers.
6773 * symtab.h (class Symbol_table): Update declarations.
6774 * layout.cc: Include "mapfile.h".
6775 (Layout_task_runner::run): Print information to mapfile.
6776 (Layout::create_gold_note): Change Output_data_fixed_space to
6777 Output_data_zero_fill.
6778 (Layout::create_build_id): Likewise.
6779 (Layout::print_to_mapfile): New function.
6780 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6781 constructor. Change caller.
6782 (class Layout): Declare print_to_mapfile.
6783 * output.cc (Output_section::Input_section::print_to_mapfile): New
6785 (Output_section::add_input_section): If producing a map, always
6786 add to input_sections_ list.
6787 (Output_section::do_print_to_mapfile): New function.
6788 (Output_segment::print_sections_to_mapfile): New function.
6789 (Output_segment::print_section_list_to_mapfile): New function.
6790 * output.h: Include "mapfile.h".
6791 (Output_data::print_to_mapfile): New function.
6792 (Output_data::do_print_to_mapfile): New virtual function.
6793 (Output_segment_headers::do_print_to_mapfile): New function.
6794 (Output_file_header::do_print_to_mapfile): New function.
6795 (Output_data_const::do_print_to_mapfile): New function.
6796 (class Output_data_const_buffer): Add map_name_ field. Update
6797 constructor. Change all callers. Add do_print_to_mapfile
6799 (class Output_data_fixed_space): Likewise.
6800 (class Output_data_space): Likewise.
6801 (class Output_data_zero_fill): New class.
6802 (Output_data_strtab::do_print_to_mapfile): New function.
6803 (Output_data_reloc_base::do_print_to_mapfile): New function.
6804 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6805 (Output_data_group::do_print_to_mapfile): New function.
6806 (Output_data_got::do_print_to_mapfile): New function.
6807 (Output_data_dynamic::do_print_to_mapfile): New function.
6808 (Output_symtab_xindex::do_print_to_mapfile): New function.
6809 (class Output_section): Declare do_print_to_mapflie. Declare
6810 print_to_mapfile in Input_section.
6811 (class Output_segment): Declare new functions.
6812 * object.h (Sized_relobj::symbol_count): New function.
6813 * script-sections.cc
6814 (Output_section_element_dot_assignment::set_section_addresses):
6815 Change Output_data_fixed_space to Output_data_zero_fill.
6816 (Output_data_expression::do_print_to_mapfile): New function.
6817 * script.cc (read_input_script): Add mapfile parameter. Change
6819 * script.h (read_input_script): Update declaration.
6820 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6821 (Eh_frame::do_print_to_mapfile): New function.
6822 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6823 (Output_merge_string::do_print_to_mapfile): New function.
6824 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6826 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6828 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6830 * Makefile.am (CCFILES): Add mapfile.cc.
6831 (HFILES): Add mapfile.h.
6832 * Makefile.in: Rebuild.
6834 2008-05-19 Ian Lance Taylor <iant@google.com>
6836 * options.h (class General_options): Add -z relro.
6837 * layout.cc (Layout::Layout): Initialize relro_segment_.
6838 (Layout::add_output_section_data): Return the output section.
6839 (Layout::make_output_section): Rcognize relro sections and mark
6841 (Layout::attach_allocated_section_to_segment): Put relro sections
6842 in a PT_GNU_RELRO segment.
6843 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6845 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6847 (Layout::linkonce_mapping): Map d.rel.ro.local to
6849 (Layout::output_section_name): Us .data.rel.ro.local for any
6850 section which begins with that.
6851 * layout.h (class Layout): Update add_output_section_data
6852 declaration. Add relro_segment_ field.
6853 * output.cc (Output_section::Output_section): Initialize is_relro_
6854 and is_relro_local_ fields.
6855 (Output_segment::add_output_section): Group relro sections.
6856 (Output_segment::is_first_section_relro): New function.
6857 (Output_segment::maximum_alignment): If there is a relro section,
6858 align the segment to the common page size.
6859 (Output_segment::set_section_addresses): Track whether we are
6860 looking at relro sections. If the last section is a relro
6861 section, align to the common page size.
6862 (Output_segment::set_section_list_addresses): Add in_relro
6863 parameter. Change all callers. Align to the page size when
6864 moving from relro to non-relro section.
6865 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6867 * output.h (class Output_section): Add is_relro_ and
6868 is_relro_local_ fields.
6869 (Output_section::is_relro): New function.
6870 (Output_section::set_is_relro): New function.
6871 (Output_section::is_relro_local): New function.
6872 (Output_section::set_is_relro_local): New function.
6873 (class Output_segment): Update declarations.
6874 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6875 * sparc.cc (Target_sparc::got_section): Likewise.
6876 * x86_64.cc (Target_x86_64::got_section): Likewise.
6877 * testsuite/relro_test_main.cc: New file.
6878 * testsuite/relro_test.cc: New file.
6879 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6880 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6881 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6882 (relro_test.so, relro_test_pic.o): New targets.
6883 * testsuite/Makefile.in: Rebuild.
6885 2008-05-16 Ian Lance Taylor <iant@google.com>
6887 * output.cc (Output_segment::add_output_section): Remove front
6889 * output.h (class Output_segment): Remove
6890 add_initial_output_section and overloaded add_output_section.
6891 Update declaration of remaining add_output_section.
6892 * layout.cc (Layout::create_interp): Call add_output_section
6893 rather than add_initial_output_section.
6894 (Layout::finish_dynamic_section): Likewise.
6896 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6897 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6898 know the dynamic type.
6899 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6900 field. Initialize it in constructor.
6901 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6902 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6903 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6906 * output.cc (Output_reloc::get_address): Change return type to
6908 * output.h (class Output_reloc): Update get_address declaration.
6909 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6910 for section addresses.
6912 2008-05-09 Ian Lance Taylor <iant@google.com>
6915 * gold.cc (gold_nomem): Use return value of write.
6917 2008-05-08 Ian Lance Taylor <iant@google.com>
6919 * symtab.c (Symbol::init_base_output_data): Add version
6920 parameter. Change all callers.
6921 (Symbol::init_base_output_segment): Likewise.
6922 (Symbol::init_base_constant): Likewise.
6923 (Symbol::init_base_undefined): Likewise.
6924 (Sized_symbol::init_output_data): Likewise.
6925 (Sized_symbol::init_output_segment): Likewise.
6926 (Sized_symbol::init_constant): Likewise.
6927 (Sized_symbol::init_undefined): Likewise.
6928 (Symbol_table::do_define_in_output_data): If the new symbol has a
6929 version, mark it as the default.
6930 (Symbol_table::do_define_in_output_segment): Likewise.
6931 (Symbol_table::do_define_as_constant): Likewise.
6932 * symtab.h (class Symbol): Update declarations.
6933 (class Sized_symbol): Likewise.
6934 * resolve.cc (Symbol::override_version): New function.
6935 (Symbol::override_base): Call override_version.
6936 (Symbol::override_base_with_special): Likewise.
6937 * testsuite/ver_script_8.script: New file.
6938 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6939 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6940 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6941 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6943 2008-05-06 Ian Lance Taylor <iant@google.com>
6946 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6948 (class General_options): Remove existing --undefined, and add
6949 --no-undefined instead. Add new --undefined as synonym for -u.
6950 * archive.cc (Archive::add_symbols): Check whether symbol was
6952 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6953 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6954 all uses. Add IS_UNDEFINED. Update declarations to split
6955 different versions of init_base. Declare init_base_undefined.
6956 (Symbol::is_defined): Handle IS_UNDEFINED.
6957 (Symbol::is_undefined): Likewise.
6958 (Symbol::is_weak_undefined): Call is_undefined.
6959 (Symbol::is_absolute): Handle IS_CONSTANT.
6960 (class Sized_symbol): Update declarations to split different
6961 versions of init. Declare init_undefined.
6962 (class Symbol_table): Declare new functions.
6963 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6965 (Symbol::init_base_output_data): Likewise.
6966 (Symbol::init_base_output_segment): Likewise.
6967 (Symbol::init_base_constant): Likewise.
6968 (Symbol::init_base_undefined): New function.
6969 (Sized_symbol::init_object): Rename from init. Change all
6971 (Sized_symbol::init_output_data): Likewise.
6972 (Sized_symbol::init_output_segment): Likewise.
6973 (Sized_symbol::init_constant): Likewise.
6974 (Sized_symbol::init_undefined): New function.
6975 (Symbol_table::add_undefined_symbols_from_command_line): New
6977 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6979 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6980 (Symbol::output_section): Likewise.
6981 (Symbol::set_output_section): Likewise.
6982 (Symbol_table::sized_finalize_symbol): Likewise.
6983 (Symbol_table::sized_write_globals): Likewise.
6984 * resolve.cc (Symbol_table::should_override): Likewise.
6985 (Symbol::override_base_with_special): Likewise.
6987 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6988 symbol, change it to have default visibility.
6989 * testsuite/protected_1.cc: New file.
6990 * testsuite/protected_2.cc: New file.
6991 * testsuite/protected_3.cc: New file.
6992 * testsuite/protected_main_1.cc: New file.
6993 * testsuite/protected_main_2.cc: New file.
6994 * testsuite/protected_main_3.cc: New file.
6995 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6996 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6997 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6998 (protected_1.so): New target.
6999 (protected_1_pic.o, protected_2_pic.o): New targets.
7000 (protected_3_pic.o): New target.
7001 (check_PROGRAMS): Add protected_2.
7002 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7003 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7004 * testsuite/Makefile.in: Rebuild.
7006 * options.h (DEFINE_var): Add set_user_set_##varname__.
7007 (DEFINE_bool_alias): New macro.
7008 (class General_options): Define -Bstatic using DEFINE_bool_alias
7009 rather than DEFINE_special. Add --undefined as an alias for -z
7011 * options.cc (General_options::parse_Bstatic): Remove.
7013 * options.h (class General_options): Add --fatal-warnings.
7014 * main.cc (main): Implement --fatal-warnings.
7015 * errors.h (Errors::warning_count): New function.
7017 * options.h (class General_options): Add -Bsymbolic-functions.
7018 * symtab.h (Symbol::is_preemptible): Check for
7019 -Bsymbolic-functions.
7021 2008-05-05 Ian Lance Taylor <iant@google.com>
7023 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7024 as noVARNAME rather than no-VARNAME.
7025 (class General_options): Add option -z combreloc.
7026 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7028 (Output_reloc::sort_before) [SHT_REL]: New function.
7029 (Output_reloc::sort_before) [SHT_RELA]: New function.
7030 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7031 Sort_relocs_comparison.
7032 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7033 parameter. Change all callers.
7034 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7035 sort_relocs parameter. Change all callers.
7036 * output.cc (Output_reloc::get_address): New function, broken out
7038 (Output_reloc::write_rel): Call it.
7039 (Output_reloc::compare): New function.
7040 (Output_data_reloc_base::do_write): Optionally sort relocs.
7042 * configure.ac: If targ_extra_obj is set, link it in.
7043 * configure.tgt: Initialize all variables.
7044 (x86_64*): Set targ_extra_obj and targ_extra_size.
7045 * configure: Rebuild.
7047 * object.cc (Sized_relobj::include_section_group): Adjust section
7048 indexes read from group data. Build vector to pass to
7050 * layout.cc (Layout::layout_group): Add flags and shndxes
7051 parameters. Remove contents parameter. Change caller. Update
7052 explicit instantiations.
7053 * layout.h (class Layout): Update layout_group declaration.
7054 * output.cc (Output_data_group::Output_data_group): Add flags and
7055 input_shndxes parameters. Remove contents parameter. Change
7057 (Output_data_group::do_write): Change input_sections_ to
7059 * output.h (class Output_data_group): Update constructor
7060 declaration. Rename input_sections_ to input_shndxes_.
7061 * testsuite/many_sections_test.cc: Add template.
7063 2008-04-30 Cary Coutant <ccoutant@google.com>
7065 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7067 * layout.cc (Layout::include_section): Refactored check for debug
7069 (Layout::add_comdat): Add new parameters. Change type
7070 of signature parameter. Add object and shndx to signatures table.
7071 (Layout::find_kept_object): New function.
7072 * layout.h: Include <cstring>.
7073 (Layout::is_debug_info_section): New function.
7074 (Layout::add_comdat): Add new parameters.
7075 (Layout::find_kept_object): New function.
7076 (Layout::Kept_section): New struct.
7077 (Layout::Signatures): Change type of map range.
7078 * object.cc (Relobj::output_section_address): New function.
7079 (Sized_relobj::include_section_group): Add new parameters. Change
7080 calls to Layout::add_comdat. Change to build table of kept comdat
7081 groups and table mapping discarded sections to kept sections.
7082 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7083 (Sized_relobj::do_layout): Change calls to include_section_group and
7084 include_linkonce_section.
7085 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7086 value to zero when section is discarded.
7087 (Sized_relobj::map_to_kept_section): New function.
7088 * object.h (Relobj::output_section_address): New function.
7089 (Relobj::Comdat_group): New type.
7090 (Relobj::find_comdat_group): New function.
7091 (Relobj::Comdat_group_table): New type.
7092 (Relobj::Kept_comdat_section): New type.
7093 (Relobj::Kept_comdat_section_table): New type.
7094 (Relobj::add_comdat_group): New function.
7095 (Relobj::set_kept_comdat_section): New function.
7096 (Relobj::get_kept_comdat_section): New function.
7097 (Relobj::comdat_groups_): New field.
7098 (Relobj::kept_comdat_sections_): New field.
7099 (Symbol_value::input_value): Update comment.
7100 (Sized_relobj::map_to_kept_section) New function.
7101 (Sized_relobj::include_linkonce_section): Add new parameter.
7102 * target-reloc.h (Comdat_behavior): New type.
7103 (get_comdat_behavior): New function.
7104 (relocate_section): Add code to map a discarded section to the
7105 corresponding kept section when applying a relocation.
7107 2008-04-30 Craig Silverstein <csilvers@google.com>
7109 * dwarf_reader.cc (next_generation_count): New static var.
7110 (Addr2line_cache_entry): New struct.
7111 (addr2line_cache): New static var.
7112 (Dwarf_line_info::one_addr2line): Added caching.
7113 (Dwarf_line_info::clear_addr2line_cache): New function.
7114 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7115 cache-size parameter.
7116 (Dwarf_line_info::one_addr2line_cache): New function.
7117 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7118 new cache-size argument to one_addr2line(), and clear cache.
7120 2008-04-28 Cary Coutant <ccoutant@google.com>
7122 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7123 R_386_PC8 relocations.
7125 2008-04-23 Ian Lance Taylor <iant@google.com>
7127 * object.cc (Sized_relobj::include_section_group): Check for
7128 invalid section group.
7130 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7133 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7134 than read for file header.
7135 * archive.cc (Archive::include_member): Likewise.
7137 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7139 * aclocal.m4: Regenerate.
7140 * configure: Regenerate.
7142 2008-04-19 Ian Lance Taylor <iant@google.com>
7144 * version.cc (version_string): Bump to 1.6.
7146 * testsuite/Makefile.am (many_sections_r_test): New target.
7147 (many_sections_r_test_SOURCES): Remove.
7148 (many_sections_r_test_DEPENDENCIES): Remove.
7149 (many_sections_r_test_LDFLAGS): Remove.
7150 (many_sections_r_test_LDADD): Remove.
7152 * object.cc (Sized_relobj::do_add_symbols): Always pass
7153 local_symbol_count_ to add_from_relobj.
7155 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7156 every thousand variables.
7157 * testsuite/Makefile.in: Rebuild.
7159 * object.cc (Xindex::initialize_symtab_xindex): New function.
7160 (Xindex::read_symtab_xindex): New function.
7161 (Xindex::sym_xindex_to_shndx): New function.
7162 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7164 (Sized_relobj::do_initialize_xindex): New function.
7165 (Sized_relobj::do_read_symbols): Adjust section links.
7166 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7167 parameter. Change all callers.
7168 (Sized_relobj::include_section_group): Adjust section links and
7169 symbol section indexes.
7170 (Sized_relobj::do_layout): Adjust section links.
7171 (Sized_relobj::do_count_local_symbols): Adjust section links and
7172 symbol section indexes.
7173 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7174 ordinary and special symbols.
7175 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7176 dynsym_xindex parameters. Change all callers. Adjust section
7177 links. Use SHN_XINDEX when needed.
7178 (Sized_relobj::get_symbol_location_info): Adjust section links.
7179 Don't get fooled by special symbols.
7180 * object.h (class Xindex): Define.
7181 (class Object): Add xindex_ parameter. Declare virtual functoin
7182 do_initialize_xindex.
7183 (Object::adjust_sym_shndx): New function.
7184 (Object::set_xindex): New protected function.
7185 (class Symbol_value): Add is_ordinary_shndx_ field.
7186 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7187 (Symbol_value::value): Assert ordinary section.
7188 (Symbol_value::initialize_input_to_output_map): Likewise.
7189 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7191 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7193 (class Sized_relobj): Update declarations.
7194 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7195 parameter. Change all callers.
7196 (Sized_relobj::adjust_shndx): New function.
7197 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7199 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7200 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7201 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7202 (Sized_dynobj::read_dynsym_section): Adjust section links.
7203 (Sized_dynobj::read_dynamic): Likewise.
7204 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7206 (Sized_dynobj::do_initialize_xindex): New function.
7207 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7208 do_initialize_xindex.
7209 (Sized_dynobj::adjust_shndx): New function.
7210 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7211 dynsym_xindex_ fields.
7212 (Layout::finalize): Add a call to set_section_indexes before
7213 creating the symtab sections.
7214 (Layout::set_section_indexes): Don't do anything if the section
7215 already has a section index.
7216 (Layout::create_symtab_sections): Add shnum parameter. Change
7217 caller. Create .symtab_shndx section if needed.
7218 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7220 (Layout::allocated_output_section_count): New function.
7221 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7223 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7224 fields. Update declarations.
7225 (Layout::symtab_xindex): New function.
7226 (Layout::dynsym_xindex): New function.
7227 (class Write_symbols_task): Add layout_ field.
7228 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7230 * output.cc (Output_section_headers::Output_section_headers): Add
7231 shstrtab_section parameter. Change all callers.
7232 (Output_section_headers::do_sized_write): Store overflow values
7233 for section count and section string table section index in
7234 section header zero.
7235 (Output_file_header::do_sized_write): Check for overflow of
7236 section count and section string table section index.
7237 (Output_symtab_xindex::do_write): New function.
7238 (Output_symtab_xindex::endian_do_write): New function.
7239 * output.h (class Output_section_headers): Add shstrtab_section_.
7240 Update declarations.
7241 (class Output_symtab_xindex): Define.
7242 (Output_section::has_out_shndx): New function.
7243 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7245 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7247 (Sized_symbol::init): Likewise.
7248 (Symbol::output_section): Check for ordinary symbol.
7249 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7250 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7252 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7253 Change all callers. Simplify handling of symbols from sections
7254 not included in the link.
7255 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7257 (Weak_alias_sorter::operator()): Assert that symbols are
7259 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7261 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7262 parameters. Change all callers.
7263 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7264 symbol distinction. Use SHN_XINDEX when needed.
7265 (Symbol_table::write_section_symbol): Add symtab_xindex
7266 parameter. Change all callers.
7267 (Symbol_table::sized_write_section_symbol): Likewise. Use
7268 SHN_XINDEX when needed.
7269 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7271 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7272 (Symbol::is_defined): Check is_ordinary.
7273 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7274 (Symbol::is_absolute, Symbol::is_common): Likewise.
7275 (class Sized_symbol): Update declarations.
7276 (class Symbol_table): Update declarations.
7277 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7278 parameters. Change all callers.
7279 (Sized_symbol::override): Likewise.
7280 (Symbol_table::override): Likewise.
7281 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7282 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7283 is_ordinary, and orig_st_shndx parameters. Change all callers.
7284 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7285 to be in an ordinary section.
7286 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7287 object and is_ordinary parameters. Change all callers.
7288 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7289 Change all callers. Don't add undefined or non-ordinary symbols
7291 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7293 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7295 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7296 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7297 (Sized_relobj::relocate_sections): Likewise.
7298 * target-reloc.h (scan_relocs): Adjust section symbol index.
7299 (scan_relocatable_relocs): Likewise.
7300 * i386.cc (Scan::local): Check for ordinary symbols.
7301 * sparc.cc (Scan::local): Likewise.
7302 * x86_64.cc (Scan::local): Likewise.
7303 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7304 to symbol_section_and_value.
7305 * testsuite/many_sections_test.cc: New file.
7306 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7307 (check_PROGRAMS): Add many_sections_test.
7308 (many_sections_test_SOURCES): Define.
7309 (many_sections_test_DEPENDENCIES): Define.
7310 (many_sections_test_LDFLAGS): Define.
7311 (BUILT_SOURCES): Add many_sections_define.h.
7312 (many_sections_define.h): New target.
7313 (BUILT_SOURCES): Add many_sections_check.h.
7314 (many_sections_check.h): New target.
7315 (check_PROGRAMS): Add many_sections_r_test.
7316 (many_sections_r_test_SOURCES): Define.
7317 (many_sections_r_test_DEPENDENCIES): Define.
7318 (many_sections_r_test_LDFLAGS): Define.
7319 (many_sections_r_test_LDADD): Define.
7320 (many_sections_r_test.o): New target.
7321 * testsuite/Makefile.in: Rebuild.
7323 2008-04-17 Cary Coutant <ccoutant@google.com>
7325 * errors.cc (Errors::info): New function.
7326 (gold_info): New function.
7327 * errors.h (Errors::info): New function.
7328 * gold.h (gold_info): New function.
7329 * object.cc (Input_objects::add_object): Print trace output.
7330 * options.cc (options::parse_set): New function.
7331 (General_options::parse_wrap): Deleted.
7332 (General_options::General_options): Deleted initializer.
7333 * options.h (options::String_set): New typedef.
7334 (options::parse_set): New function.
7335 (DEFINE_set): New macro.
7336 (General_options::wrap): Changed to use DEFINE_set. Changed
7337 callers of any_wrap_symbols and is_wrap_symbol.
7338 (General_options::trace, General_options::trace_symbol):
7340 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7341 (General_options::wrap_symbols_): Deleted.
7342 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7344 2008-04-17 David S. Miller <davem@davemloft.net>
7346 * options.cc (General_options::parse_V): New function.
7347 * options.h: Add entries for -V and -Qy.
7349 2008-04-17 Ian Lance Taylor <iant@google.com>
7351 * common.cc (Symbol_table::allocate_commons): Remove options
7352 parameter. Change caller.
7353 (Symbol_table::do_allocate_commons): Remove options parameter.
7354 Change caller. Just call do_allocate_commons_list twice.
7355 (Symbol_table::do_allocate_commons_list): New function, broken out
7356 of do_allocate_commons.
7357 * common.h (class Allocate_commons_task): Remove options_ field.
7359 * symtab.cc (Symbol_table::Symbol_table): Initialize
7361 (Symbol_table::add_from_object): Put TLS common symbols on
7363 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7364 which are IN_OUTPUT_DATA.
7365 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7366 allocate_commons and do_allocate_commons declarations. Declare
7367 do_allocate_commons_list.
7368 * gold.cc (queue_middle_tasks): Update creation of
7369 Allocate_commons_task to not pass options.
7370 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7371 (TLS_TEST_C_FLAGS): New variable.
7372 (tls_test_c_pic.o): New target.
7373 (tls_test_shared.so): Link in tls_test_c_pic.o.
7374 (tls_test_c_pic_ie.o): New target.
7375 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7376 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7377 (tls_test_c.o): New target.
7378 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7379 (tls_pic_test_LDADD): Likewise.
7380 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7381 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7382 (tls_test_c_gnu2.o): New target.
7383 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7385 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7386 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7387 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7388 * testsuite/tls_test.cc: Include "config.h".
7389 (t_last): Call t11_last.
7390 * testsuite/tls_test.h (t11, t11_last): Declare.
7391 * testsuite/tls_test_c.c: New file.
7392 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7393 * configure.ac: Check for OpenMP support.
7394 * configure, config.in, Makefile.in: Rebuild.
7395 * testsuite/Makefile.in: Rebuild.
7397 2008-04-16 Cary Coutant <ccoutant@google.com>
7399 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7400 (Target_i386::tls_base_symbol_defined_): New field.
7401 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7402 (Target_i386::Scan::global): Likewise.
7403 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7404 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7405 (Target_x86_64::tls_base_symbol_defined_): New field.
7406 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7407 (Target_x86_64::Scan::global): Likewise.
7409 2008-04-16 Cary Coutant <ccoutant@google.com>
7411 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7412 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7413 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7414 building shared libraries.
7415 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7416 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7417 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7418 * testsuite/Makefile.in: Rebuild.
7419 * testsuite/weak_undef.h: New file.
7420 * testsuite/weak_undef_file1.cc: Add extra test cases.
7421 * testsuite/weak_undef_file2.cc: Likewise.
7422 * testsuite/weak_undef_test.cc: Likewise.
7424 2008-04-16 David S. Miller <davem@davemloft.net>
7426 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7427 Add issued_non_pic_error_ field. Declare check_non_pic.
7428 (Target_sparc::Scan::check_non_pic): New function.
7429 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7430 (Target_sparc::Scan::global): Likewise.
7432 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7433 * configure: Rebuild.
7435 * options.h (DEFINE_enable): New macro.
7436 (new_dtags): New enable option.
7437 (initfirst, interpose, loadfltr, nodefaultlib,
7438 nodelete, nodlopen, nodump): New -z options.
7439 * layout.cc (Layout:finish_dynamic_section): If new
7440 dtags enabled, emit DT_RUNPATH. Also, emit a
7441 DT_FLAGS_1 containing any specified -z flags.
7443 2008-04-16 Ian Lance Taylor <iant@google.com>
7445 * copy-relocs.cc: New file.
7446 * copy-relocs.h: New file.
7447 * reloc.cc: Remove Copy_relocs code.
7448 * reloc.h: Likewise.
7449 * reloc-types.h (struct Reloc_types) [both versions]: Add
7450 get_reloc_addend_noerror.
7451 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7452 variants of add_global which take an addend which must be zero.
7453 * i386.cc: Include "copy-relocs.h".
7454 (class Target_i386): Change type of copy_relocs_ to variable,
7456 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7458 (Target_i386::do_finalize_sections): Change handling of
7460 * sparc.cc: Include "copy-relocs.h".
7461 (class Target_sparc): Change type of copy_relocs_ to variable,
7463 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7465 (Target_sparc::do_finalize_sections): Change handling of
7467 * x86_64.cc: Include "copy-relocs.h".
7468 (class Target_x86_64): Change type of copy_relocs_ to variable,
7470 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7471 class. Change all callers.
7472 (Target_x86_64::do_finalize_sections): Change handling of
7474 * Makefile.am (CCFILES): Add copy-relocs.cc.
7475 (HFILES): Add copy-relocs.h.
7477 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7479 * testsuite/script_test_4.sh: Permit leading zeroes.
7481 2008-04-15 Ian Lance Taylor <iant@google.com>
7483 * script-sections.cc (Script_sections::create_segments): Use
7484 header_size_adjustment even when there is enough room for the
7486 * testsuite/script_test_4.sh: New file.
7487 * testsuite/script_test_4.t: New file.
7488 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7489 (check_DATA): Add script_test_4.stdout.
7490 (MOSTLYCLEANFILES): Likewise.
7491 (script_test_4): New target.
7492 (script_test_4.stdout): New target.
7493 * testsuite/Makefile.in: Rebuild.
7495 * sparc.cc: Add definitions for Output_data_plt_sparc class
7498 2008-04-14 David S. Miller <davem@davemloft.net>
7500 * sparc.cc: New file.
7501 * Makefile.am (TARGETSOURCES): Add sparc.cc
7502 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7503 * configure.tgt: Document targ_extra_size and
7504 targ_extra_big_endian. Add entries for sparc-* and
7506 * configure.ac: Handle targ_extra_size and
7507 targ_extra_big_endian.
7508 * Makefile.in: Rebuild.
7509 * configure: Likewise.
7510 * po/POTFILES.in: Likewise.
7511 * po/gold.pot: Likewise.
7513 2008-04-14 Ian Lance Taylor <iant@google.com>
7515 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7516 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7517 in the name/type/flags to section mapping. Don't call
7518 allocate_output_section.
7519 (Layout::choose_output_section): Change parameter from adjust_name
7520 to is_input_section. Don't permit input sections after sections
7521 are attached to segments. Don't call allocate_output_section.
7522 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7523 not write_enable_output_section.
7524 (Layout::make_output_section): Don't push to
7525 unattached_section_list_ nor call attach_to_segment. Call
7526 attach_section_to_segment if sections are attached.
7527 (Layout::attach_sections_to_segments): New function.
7528 (Layout::attach_section_to_segment): New function.
7529 (Layout::attach_allocated_section_to_segment): Rename from
7530 attach_to_segment. Remove flags parameter.
7531 (Layout::allocate_output_section): Remove function.
7532 (Layout::write_enable_output_section): Remove function.
7533 * layout.h (class Layout): Update for above changes. Add new
7534 field sections_are_attached_.
7535 * output.h (Output_section::update_flags_for_input_section): New
7537 * output.cc (Output_section::add_input_section): Call
7538 update_flags_for_input_section.
7539 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7541 2008-04-11 Cary Coutant <ccoutant@google.com>
7543 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7544 thought unnecessary.
7545 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7547 2008-04-11 Ian Lance Taylor <iant@google.com>
7549 * output.h (class Output_section_data): Remove inline definition
7551 * output.cc (Output_section_data::set_addralign): New function.
7553 2008-04-11 Cary Coutant <ccoutant@google.com>
7555 Add support for TLS descriptors for i386 and x86_64.
7556 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7557 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7558 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7560 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7561 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7562 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7564 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7565 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7566 Fix problem with initial-exec relocations.
7567 (Target_i386::Relocate::relocate_tls): Likewise.
7568 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7570 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7571 support for section-plus-offset dynamic table entries.
7572 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7573 (Output_data_dynamic::Dynamic_entry): Add support for
7574 section-plus-offset dynamic table entries.
7575 (Output_data_dynamic::Classification): Likewise.
7576 (Output_data_dynamic::classification_): Renamed offset_.
7577 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7578 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7579 (Target_x86_64::make_plt_section): New function.
7580 (Target_x86_64::reserve_tlsdesc_entries): New function.
7581 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7582 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7583 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7584 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7585 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7586 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7587 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7588 add extra PLT entry for TLS descriptors.
7589 (Output_data_plt_x86_64::got_): New field.
7590 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7591 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7593 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7595 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7596 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7597 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7598 R_386_TLS_DESC_CALL relocations.
7599 (Target_x86_64::Scan::global): Likewise.
7600 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7601 for TLS descriptors.
7602 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7603 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7604 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7605 GD-to-IE relaxation.
7606 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7607 and TLS_DESCRIPTORS.
7608 * Makefile.in: Rebuild.
7609 * configure: Rebuild.
7610 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7611 (tls_test_shared2.so): New target.
7612 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7613 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7614 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7615 (tls_shared_gd_to_ie_test_LDADD): New variable.
7616 (tls_shared_gnu2_gd_to_ie_test): New target.
7617 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7619 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7620 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7621 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7622 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7623 (tls_shared_gnu2_test): New target.
7624 (tls_test_gnu2_shared.so): New target.
7625 (tls_shared_gnu2_test_SOURCES): New variable.
7626 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7627 (tls_shared_gnu2_test_LDFLAGS): New variable.
7628 (tls_shared_gnu2_test_LDADD): New variable.
7629 * testsuite/Makefile.in: Rebuild.
7630 * testsuite/Makefile.
7632 2008-04-11 Ian Lance Taylor <iant@google.com>
7634 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7636 * testsuite/Makefile.in: Rebuild.
7638 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7640 * testsuite/script_test_2.cc (main): Adjust test.
7642 2008-04-11 David S. Miller <davem@davemloft.net>
7643 Ian Lance Taylor <iant@google.com>
7645 * options.h (General_options): Add entries for '-Y' and
7647 * options.cc (General_options:finalize): If -Y was used, add those
7648 entries to the library path instead of the default "/lib" and
7651 2008-04-11 David S. Miller <davem@davemloft.net>
7653 * testsuite/justsyms.t: Start at 0x100.
7654 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7655 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7657 * testsuite/script_test_2.cc: Adjust string and section length
7660 2008-04-09 Ian Lance Taylor <iant@google.com>
7663 * script-sections.cc (Sections_element::allocate_to_segment): Add
7665 (Output_section_definition::allocate_to_segment): Likewise.
7666 (Orphan_output_section::allocate_to_segment): Likewise.
7667 (Script_sections::attach_sections_using_phdrs_clause): Don't
7668 propagate non-PT_LOAD segments to orphan sections.
7669 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7670 readelf rather than objdump.
7671 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7672 .interp section and PT_INTERP segment are the same size.
7673 * testsuite/Makefile.in: Rebuild.
7675 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7676 aliases for symbols defined in the same object.
7677 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7678 (weak_alias_test_SOURCES): New variable.
7679 (weak_alias_test_DEPENDENCIES): New variable.
7680 (weak_alias_test_LDFLAGS): New variable.
7681 (weak_alias_test_LDADD): New variable.
7682 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7683 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7684 (weak_alias_test_3.o): New target.
7685 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7686 * testsuite/weak_alias_test_main.cc: New file.
7687 * testsuite/weak_alias_test_1.cc: New file.
7688 * testsuite/weak_alias_test_2.cc: New file.
7689 * testsuite/weak_alias_test_3.cc: New file.
7691 2008-04-08 Ian Lance Taylor <iant@google.com>
7693 * options.h (class General_options): Add --noinhibit-exec option.
7694 * main.cc (main): Check --noinhibit-exec.
7696 * options.h (class General_options): Define --wrap as a special
7697 option. Add wrap_symbols_ field.
7698 (General_options::any_wrap_symbols): New function.
7699 (General_options::is_wrap_symbol): New function.
7700 * options.cc (General_options::parse_wrap): New function.
7701 (General_options::General_options): Initialize wrap_symbols_.
7702 * symtab.cc (Symbol_table::wrap_symbol): New function.
7703 (Symbol_table::add_from_object): Handle --wrap.
7704 * symtab.h (class Symbol_table): Declare wrap_symbol.
7705 * target.h (Target::wrap_char): New function.
7706 (Target::Target_info): Add wrap_char field.
7707 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7708 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7709 * testsuite/testfile.cc (Target_test::test_target_info):
7712 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7715 * layout.h (class Layout): Add added_eh_frame_data_ field.
7716 * layout.cc (Layout::Layout): Initialize new field.
7717 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7718 output section until we find a section we merged successfully.
7719 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7720 that the size be non-zero.
7722 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7725 2008-04-08 Craig Silverstein <csilvers@google.com>
7727 * configure.ac: Export new conditional variable HAVE_ZLIB.
7728 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7730 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7731 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7733 2008-04-07 Ian Lance Taylor <iant@google.com>
7735 * version.cc (version_string): Set to "1.5".
7737 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7738 Add issued_non_pic_error_ field. Declare check_non_pic.
7739 (Target_x86_64::Scan::check_non_pic): New function.
7740 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7741 (Target_x86_64::Scan::global): Likewise.
7743 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7744 addend parameter. Change caller. Handle merge sections.
7745 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7746 Address to Addend. Don't add in the result of
7747 local_section_offset, pass down the addend and use the returned
7749 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7750 Update declarations of local_section_offset and symbol_value.
7751 * testsuite/two_file_test_1.cc (t18): New function.
7752 * testsuite/two_file_test_2.cc (f18): New function.
7753 * testsuite/two_file_test_main.cc (main): Call t18.
7754 * testsuite/two_file_test.h (t18, f18): Declare.
7756 * configure.ac: Don't test for objdump, c++filt, or readelf.
7757 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7759 (TEST_READELF): New variable.
7760 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7761 (check_PROGRAMS): Add two_file_strip_test.
7762 (two_file_strip_test): New target.
7763 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7764 (two_file_same_shared_strip_test_SOURCES): New variable.
7765 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7766 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7767 (two_file_same_shared_strip_test_LDADD): New variable.
7768 (two_file_shared_strip.so): New target.
7769 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7770 (ver_test_5.syms, ver_test_7.syms): Likewise.
7771 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7772 (strip_test_3.stdout): Use TEST_OBJDUMP.
7773 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7775 2008-04-04 Cary Coutant <ccoutant@google.com>
7777 * symtab.h (Symbol::is_weak_undefined): New function.
7778 (Symbol::is_strong_undefined): New function.
7779 (Symbol::is_absolute): New function.
7780 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7781 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7783 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7784 (weak_undef_test): New target.
7785 * testsuite/Makefile.in: Rebuild.
7786 * testsuite/weak_undef_file1.cc: New file.
7787 * testsuite/weak_undef_file2.cc: New file.
7788 * testsuite/weak_undef_test.cc: New file.
7790 2008-04-03 Craig Silverstein <csilvers@google.com>
7792 * compressed_output.h (class Output_compressed_section): Use
7794 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7796 (zlib_compressed_suffix): Removed.
7797 (Output_compressed_section::set_final_data_size): Use unsigned
7799 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7800 Fix linker invocation.
7801 (flagstest_o_specialfile_and_compress_debug_sections):
7803 * testsuite/Makefile.in: Regenerated.
7805 2008-04-02 David S. Miller <davem@davemloft.net>
7807 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7808 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7810 2008-04-02 Craig Silverstein <csilvers@google.com>
7814 2008-04-02 Ian Lance Taylor <iant@google.com>
7816 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7817 parameters. Update for new key type to views_. Change all
7819 (File_read::read): Adjust for byteshift in returned view.
7820 (File_read::add_view): New function, broken out of
7822 (File_read::make_view): New function, broken out of
7824 (File_read::find_or_make_view): Add offset and aligned
7825 parameters. Rewrite accordingly. Change all callers.
7826 (File_read::get_view): Add offset and aligned parameters. Adjust
7827 for byteshift in return value.
7828 (File_read::get_lasting_view): Likewise.
7829 * fileread.h (class File_read): Update declarations.
7830 (class File_read::View): Add byteshift_ field. Add byteshift to
7831 constructor. Add byteshift method.
7832 * archive.h (Archive::clear_uncached_views): New function.
7833 (Archive::get_view): Add aligned parameter. Change all callers.
7834 * object.h (Object::get_view): Add aligned parameter. Change all
7836 (Object::get_lasting_view): Likewise.
7838 * fileread.cc (File_read::release): Don't call clear_views if
7839 there are multiple objects.
7840 * fileread.h (File_read::clear_uncached_views): New function.
7841 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7844 2008-03-31 Cary Coutant <ccoutant@google.com>
7846 Add thin archive support.
7847 * archive.cc (Archive::armagt): New const.
7848 (Archive::setup): Remove task parameter and calls to unlock.
7849 (Archive::unlock_nested_archives): New function.
7850 (Archive::read_header): Add nested_off parameter. Change
7852 (Archive::interpret_header): Likewise.
7853 (Archive::include_all_members): Change to handle thin
7855 (Archive::include_member): Likewise.
7856 * archive.h (Archive::Archive): Add new parameters and
7858 (Archive::armagt): New const.
7859 (Archive::setup): Remove task parameter.
7860 (Archive::unlock_nested_archives): New function.
7861 (Archive::read_header): Add nested_off parameter.
7862 (Archive::interpret_header): Likewise.
7863 (Archive::Nested_archive_table): New typedef.
7864 (Archive::is_thin_archive_): New field.
7865 (Archive::nested_archives_): New field.
7866 (Archive::options_): New field.
7867 (Archive::dirpath_): New field.
7868 (Archive::task_): New field.
7869 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7870 for thin archives. Pass additional parameters to
7871 Archive::Archive. Unlock the archive file after calling
7874 2008-03-29 Ian Lance Taylor <iant@google.com>
7876 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7877 version symbol to be local.
7878 * testsuite/ver_test_4.sh: New file.
7879 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7880 (check_DATA): Add ver_test_4.syms.
7881 (ver_test_4.syms): New target.
7882 * testsuite/Makefile.in: Rebuild.
7885 (Output_section::Input_section_sort_entry::has_priority): New
7887 (Output_section::Input_section_sort_entry::match_file_name): New
7889 (Output_section::Input_section_sort_entry::match_section_name):
7891 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7893 (Output_section::Input_section_sort_entry::match_section_file):
7895 (Output_section::Input_section_sort_compare::operator()): Rewrite
7896 using new Input_section_sort_entry functions. Sort crtbegin and
7897 crtend first. Sort sections with no priority before sections with
7899 * testsuite/initpri1.c (d3): Check j != 4.
7900 (cd5): New constructor/destructor function.
7901 (main): Check j != 2.
7903 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7904 new symbol when resolving, don't call set_is_default.
7905 * testsuite/ver_test_7.cc: New file.
7906 * testsuite/ver_test_7.sh: New file.
7907 * testsuite/Makefile.am (ver_test_7.so): New target.
7908 (ver_test_7.o): New target.
7909 (check_SCRIPTS): Add ver_test_7.sh.
7910 (check_DATA): Add ver_test_7.syms.
7911 (ver_test_7.syms): New target.
7913 2008-03-28 Ian Lance Taylor <iant@google.com>
7915 * layout.cc (Layout::layout): If we see an input section with a
7916 name that needs sorting, set the must_sort flag for the output
7918 (Layout::make_output_section): If the name of the output section
7919 indicates that it might require sorting, set the may_sort flag.
7920 * output.h (Output_section::may_sort_attached_input_sections): New
7922 (Output_section::set_may_sort_attached_input_sections): New
7924 (Output_section::must_sort_attached_input_sections): New
7926 (Output_section::set_must_sort_attached_input_sections): New
7928 (class Output_section): Declare Input_section_sort_entry. Define
7929 Input_section_sort_compare. Declare
7930 sort_attached_input_sections. Add new fields:
7931 may_sort_attached_input_sections_,
7932 must_sort_attached_input_sections_,
7933 attached_input_sections_are_sorted_.
7934 * output.cc (Output_section::Output_section): Initialize new
7936 (Output_section::add_input_section): Add an entry to
7937 input_sections_ if may_sort or must_sort are true.
7938 (Output_section::set_final_data_size): Call
7939 sort_attached_input_sections if necessary.
7940 (Output_section::Input_section_sort_entry): Define new class.
7941 (Output_section::Input_section_sort_compare::operator()): New
7943 (Output_section::sort_attached_input_sections): New function.
7944 * configure.ac: Check whether the compiler supports constructor
7945 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7946 * testsuite/initpri1.c: New file.
7947 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7948 CONSTRUCTOR_PRIORITY.
7949 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7950 (initpri1_LDFLAGS): New variable.
7951 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7953 2008-03-27 Ian Lance Taylor <iant@google.com>
7955 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7956 * testsuite/common_test_1.c: New file.
7957 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7958 (common_test_1_SOURCES): New variable.
7959 (common_test_1_DEPENDENCIES): New variable.
7960 (common_test_1_LDFLAGS): New variable.
7962 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7963 and commons_ correctly when NAME/VERSION does not override
7965 * testsuite/ver_test_6.c: New file.
7966 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7967 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7968 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7970 2008-03-26 Ian Lance Taylor <iant@google.com>
7972 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7973 of an undefined symbol from a version script.
7974 * testsuite/Makefile.am (ver_test_5.so): New target.
7975 (ver_test_5.o): New target.
7976 (check_SCRIPTS): Add ver_test_5.sh.
7977 (check_DATA): Add ver_test_5.syms.
7978 (ver_test_5.syms): New target.
7979 * testsuite/ver_test_5.cc: New file.
7980 * testsuite/ver_test_5.script: New file.
7981 * testsuite/ver_test_5.sh: New file.
7982 * Makefile.in, testsuite/Makefile.in: Rebuild.
7985 Fix problems building gold with gcc 4.3.0.
7986 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7987 (gold_error_at_location, gold_warning_at_location): Use it.
7988 * configure.ac: Check whether we can compile and use a template
7989 function with a printf attribute.
7990 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7991 when jumping over bytes.
7992 * object.cc: Instantiate Object::read_section_data.
7993 * debug.h: Include <cstring>
7994 * dwarf_reader.cc: Include <algorithm>
7995 * main.cc: Include <cstring>.
7996 * options.cc: Include <cstring>.
7997 * output.cc: Include <cstring>.
7998 * script.cc: Include <cstring>.
7999 * script.h: Include <string>.
8000 * symtab.cc: Include <cstring> and <algorithm>.
8001 * target-select.cc: Include <cstring>.
8002 * version.cc: Include <string>.
8003 * testsuite/testmain.cc: Include <cstdlib>.
8004 * configure, config.in: Rebuild.
8006 2008-03-25 Ian Lance Taylor <iant@google.com>
8008 * options.cc: Include "../bfd/bfdver.h".
8009 (options::help): Print bug reporting address.
8011 * version.cc (print_version): Adjust output for current value of
8016 * options.cc (options::help): Print list of supported targets.
8017 * target-select.h: Include <vector>.
8018 (class Target_selector): Make machine_, size_, and is_big_endian_
8019 fields const. Add bfd_name_ and instantiated_target_ fields.
8020 (Target_selector::Target_selector): Add bfd_name parameter.
8021 (Target_selector::recognize): Make non-virtual, call
8023 (Target_selector::recognize_by_name): Make non-virtual, call
8024 do_recognize_by_name.
8025 (Target_selector::supported_names): New function.
8026 (Target_selector::bfd_name): New function.
8027 (Target_selector::do_instantiate_target): New pure virtual
8029 (Target_selector::do_recognize): New virtual function.
8030 (Target_selector::do_recognize_by_name): New virtual function.
8031 (Target_selector::instantiate_target): New private function.
8032 (supported_target_names): Declare.
8033 * target-select.cc (Target_selector::Target_selector): Update for
8034 new parameter and fields.
8035 (select_target_by_name): Check that the name matches before
8036 calling recognize_by_name.
8037 (supported_target_names): New function.
8038 * i386.cc (class Target_selector_i386): Update Target_selector
8039 constructor call. Remove recognize and recognize_by_name. Add
8040 do_instantiate_target.
8041 * x86_64.cc (class Target_selector_x86_64): Likewise.
8042 * testsuite/testfile.cc (class Target_selector_test): Update for
8043 changes to Target_selector.
8045 * README: Rewrite, with some notes on unsupported features.
8047 2008-03-24 Cary Coutant <ccoutant@google.com>
8049 * i386.cc (Target_i386::Got_type): New enum declaration.
8050 (Target_i386::Scan::local): Updated callers of Output_data_got
8052 (Target_i386::Scan::global): Likewise.
8053 (Target_i386::Relocate::relocate): Likewise.
8054 (Target_i386::Relocate::relocate_tls): Likewise.
8055 * object.h (Got_offset_list): New class.
8056 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8057 (Sized_relobj::local_got_offset): Likewise.
8058 (Sized_relobj::set_local_got_offset): Likewise.
8059 (Sized_relobj::local_has_tls_got_offset): Removed.
8060 (Sized_relobj::local_tls_got_offset): Removed.
8061 (Sized_relobj::set_local_tls_got_offset): Removed.
8062 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8063 * output.cc (Output_data_got::add_global): Added got_type parameter.
8064 (Output_data_got::add_global_with_rel): Likewise.
8065 (Output_data_got::add_global_with_rela): Likewise.
8066 (Output_data_got::add_global_pair_with_rel): New function.
8067 (Output_data_got::add_global_pair_with_rela): New function.
8068 (Output_data_got::add_local): Added got_type parameter.
8069 (Output_data_got::add_local_with_rel): Likewise.
8070 (Output_data_got::add_local_with_rela): Likewise.
8071 (Output_data_got::add_local_pair_with_rel): New function.
8072 (Output_data_got::add_local_pair_with_rela): New function.
8073 (Output_data_got::add_global_tls): Removed.
8074 (Output_data_got::add_global_tls_with_rel): Removed.
8075 (Output_data_got::add_global_tls_with_rela): Removed.
8076 (Output_data_got::add_local_tls): Removed.
8077 (Output_data_got::add_local_tls_with_rel): Removed.
8078 (Output_data_got::add_local_tls_with_rela): Removed.
8079 * output.h (Output_data_got::add_global): Added got_type parameter.
8080 (Output_data_got::add_global_with_rel): Likewise.
8081 (Output_data_got::add_global_with_rela): Likewise.
8082 (Output_data_got::add_global_pair_with_rel): New function.
8083 (Output_data_got::add_global_pair_with_rela): New function.
8084 (Output_data_got::add_local): Added got_type parameter.
8085 (Output_data_got::add_local_with_rel): Likewise.
8086 (Output_data_got::add_local_with_rela): Likewise.
8087 (Output_data_got::add_local_pair_with_rel): New function.
8088 (Output_data_got::add_local_pair_with_rela): New function.
8089 (Output_data_got::add_global_tls): Removed.
8090 (Output_data_got::add_global_tls_with_rel): Removed.
8091 (Output_data_got::add_global_tls_with_rela): Removed.
8092 (Output_data_got::add_local_tls): Removed.
8093 (Output_data_got::add_local_tls_with_rel): Removed.
8094 (Output_data_got::add_local_tls_with_rela): Removed.
8095 * resolve.cc (Symbol::override_base_with_special): Removed
8096 reference to has_got_offset_ field.
8097 * symtab.cc (Symbol::init_fields): Replaced initialization
8098 of got_offset_ with got_offsets_. Removed initialization
8100 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8101 (Symbol::got_offset): Likewise.
8102 (Symbol::set_got_offset): Likewise.
8103 (Symbol::has_tls_got_offset): Removed.
8104 (Symbol::tls_got_offset): Removed.
8105 (Symbol::set_tls_got_offset): Removed.
8106 (Symbol::got_offset_): Removed.
8107 (Symbol::tls_mod_got_offset_): Removed.
8108 (Symbol::tls_pair_got_offset_): Removed.
8109 (Symbol::got_offsets_): New field.
8110 (Symbol::has_got_offset): Removed.
8111 (Symbol::has_tls_mod_got_offset): Removed.
8112 (Symbol::has_tls_pair_got_offset): Removed.
8113 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8114 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8116 (Target_x86_64::Scan::global): Likewise.
8117 (Target_x86_64::Relocate::relocate): Likewise.
8118 (Target_x86_64::Relocate::relocate_tls): Likewise.
8120 2008-03-25 Ben Elliston <bje@au.ibm.com>
8122 * yyscript.y: Fix spelling error in comment.
8124 2008-03-24 Ian Lance Taylor <iant@google.com>
8126 * options.h (class General_options): Define build_id option.
8127 * layout.h (class Layout): Declare write_build_id, create_note,
8128 create_build_id. Add build_id_note_ member.
8129 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8130 "libiberty.h", "md5.h", "sha1.h".
8131 (Layout::Layout): Initialize eh_frame_data_,
8132 eh_frame_hdr_section_, and build_id_note_.
8133 (Layout::finalize): Call create_build_id.
8134 (Layout::create_note): New function, broken out of
8135 Layout::create_gold_note.
8136 (Layout::create_gold_note): Call create_note.
8137 (Layout::create_build_id): New function.
8138 (Layout::write_build_id): New function.
8139 (Close_task_runner::run): Call write_build_id.
8141 * x86_64.cc: Correct license to GPLv3.
8143 2008-03-23 Ian Lance Taylor <iant@google.com>
8145 * options.cc: Include "demangle.h".
8146 (parse_optional_string): New function.
8147 (parse_long_option): Handle takes_optional_argument.
8148 (parse_short_option): Update dash_z initializer. Handle
8149 takes_optional_argument.
8150 (General_options::General_options): Initialize do_demangle_.
8151 (General_options::finalize): Set do_demangle_. Handle demangling
8153 * options.h (parse_optional_string): Declare.
8154 (struct One_option): Add optional_arg field. Update constructor.
8155 Update call constructor calls. Add takes_optional_argument
8157 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8158 (DEFINE_optional_string): Define.
8159 (General_options::demangle): Change from DEFINE_bool to
8160 DEFINE_optional_string.
8161 (General_options::no_demangle): New function.
8162 (General_options::do_demangle): New function.
8163 (General_options::set_do_demangle): New function.
8164 (General_options::execstack_status_): Move definition to end of
8166 (General_options::static_): Likewise.
8167 (General_options::do_demangle_): New field.
8168 * object.cc (big_endian>::get_symbol_location_info): Call
8169 Options::do_demangle, not Options::demangle.
8170 * symtab.cc (demangle): Likewise.
8172 2008-03-22 Ian Lance Taylor <iant@google.com>
8174 * gold.h: Include <cstddef> and <sys/types.h>
8175 * options.h: Include <cstring>.
8177 2008-03-21 Ian Lance Taylor <iant@google.com>
8179 * Added source code to GNU binutils.