1 2010-07-15 Cary Coutant <ccoutant@google.com>
3 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6 2010-07-14 Ian Lance Taylor <iant@google.com>
8 * descriptors.cc (Descriptors::open): Report correct name in error
11 2010-07-13 Doug Kwan <dougkwan@google.com>
13 * arm.cc (Arm_input_section::Arm_input_section): For a
14 SHT_ARM_EXIDX section, always keeps the input sections.
15 (Arm_input_section::set_exidx_section_link): New method.
16 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
18 (Arm_exidx_input_section::has_errors,
19 Arm_exidx_input_section::set_has_errors): New methods.
20 (Arm_exidx_input_section::has_errors_): New data member.
21 (Arm_relobj::get_exidx_shndx_list): New method.
22 (Arm_output_section::append_text_sections_to_list): Do not skip
23 section without SHF_EXECINSTR.
24 (Arm_output_section::fix_exidx_coverage): Skip input sections with
26 (Arm_relobj::make_exidx_input_section): Add new parameter for text
27 section header. Make error messages more verbose. Check for
28 a non-executable section linked to an EXIDX section.
29 (Arm_relobj::do_read_symbols): Remove error checking, which has been
30 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
31 check that there is no deferred EXIDX section if we exit early.
32 Instead of not making an EXIDX section in case of an error, make one
33 and set the has_errors flag of it.
34 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
35 in a relocatable link.
36 (Target_arm::do_relax): Look for the EXIDX output section instead of
37 assuming that it is called .ARM.exidx.
38 (Target_arm::fix_exidx_coverage): Add a new parameter for input
39 section list. Do not check for SHF_EXECINSTR section flags but
40 skip any input section with errors.
41 * output.cc (Output_section::Output_section): Initialize
42 always_keeps_input_sections_ to false.
43 (Output_section::add_input_section): Check for
44 always_keeps_input_sections_.
45 * output.h (Output_section::always_keeps_input_sections,
46 Output_section::set_always_keeps_input_sections): New methods.
47 (Output_section::always_keeps_input_sections): New data member.
49 2010-07-13 Rafael Espindola <espindola@google.com>
51 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
52 * fileread.h (Input_file): Add try_extra_search_path and find_file.
54 2010-07-13 Philip Herron <herron.philip@googlemail.com>
55 Ian Lance Taylor <iant@google.com>
57 * output.h (Output_section_lookup_maps::add_merge_section):
58 Correct check of whether value was inserted.
59 (Output_section_lookup_maps::add_merge_input_section): Likewise.
60 (Output_section_lookup_maps::add_relaxed_input_section):
62 * arm.cc (Target_arm::got_section): Remove used local os.
63 * i386.cc (Target_i386::got_section): Likewise.
64 * x86_64.cc (Target_x86_64::got_section): Likewise.
65 * sparc.cc (Target_sparc::got_section): Likewise.
66 (Target_sparc::relocate): Remove unused local have_got_offset.
67 * powerpc.cc (Target_powerpc::relocate): Likewise.
69 2010-07-13 Ian Lance Taylor <iant@google.com>
71 * compressed_output.cc (zlib_decompress): Fix signature in
74 * archive.cc (Archive::include_member): Unlock an external member
75 of a thin archive. Don't bother to delete an object we know is
78 2010-07-12 Cary Coutant <ccoutant@google.com>
80 * compressed_output.cc (zlib_decompress): New function.
81 (get_uncompressed_size): New function.
82 (decompress_input_section): New function.
83 * compressed_output.h (get_uncompressed_size): New function.
84 (decompress_input_section): New function.
85 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
86 Handle compressed debug sections.
87 * layout.cc (is_compressed_debug_section): New function.
88 (Layout::output_section_name): Map compressed section names to
90 * layout.h (is_compressed_debug_section): New function.
91 (is_debug_info_section): Recognize compressed debug sections.
92 * merge.cc: Include compressed_output.h.
93 (Output_merge_data::do_add_input_section): Handle compressed
95 (Output_merge_string::do_add_input_section): Handle compressed
97 * object.cc: Include compressed_output.h.
98 (Sized_relobj::Sized_relobj): Initialize new data members.
99 (build_compressed_section_map): New function.
100 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
101 * object.h (Object::section_is_compressed): New method.
102 (Object::do_section_is_compressed): New method.
103 (Sized_relobj::Compressed_section_map): New type.
104 (Sized_relobj::do_section_is_compressed): New method.
105 (Sized_relobj::compressed_sections_): New data member.
106 * output.cc (Output_section::add_input_section): Handle compressed
108 * reloc.cc: Include compressed_output.h.
109 (Sized_relobj::write_sections): Handle compressed debug sections.
111 2010-07-08 Cary Coutant <ccoutant@google.com>
113 * resolve.cc (Symbol_table::resolve): Remember whether undef was
114 weak when resolving to a dynamic def.
115 (Symbol_table::should_override): Add adjust_dyndef flag; set it
116 for weak undef/dynamic def cases. Adjust callers.
117 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
119 (Symbol_table::sized_write_globals): Adjust symbol binding.
120 (Symbol_table::sized_write_symbol): Add binding parameter.
121 * symtab.h (Symbol::set_undef_binding): New method.
122 (Symbol::is_undef_binding_weak): New method.
123 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
124 (Symbol_table::should_override): Add new parameter.
125 (Symbol_table::sized_write_symbol): Add new parameter.
127 * testsuite/weak_undef_file1.cc: Add new test case.
128 * testsuite/weak_undef_file2.cc: Fix header comment.
129 * testsuite/weak_undef_test.cc: Add new test case.
131 2010-06-29 Doug Kwan <dougkwan@google.com>
133 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
134 Initialize USE_SYMBOL_.
135 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
137 (Arm_reloc_property::uses_symbol_): New data member declaration.
138 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
139 uses symbol value and symbol is undefined but not weakly undefined.
141 2010-06-28 Rafael Espindola <espindola@google.com>
143 * plugin.cc (Plugin::load): Use dlerror.
145 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
147 * symtab.cc (detect_odr_violations): When reporting an ODR
148 violation, report an object where the symbol is defined.
150 2010-06-25 Doug Kwan <dougkwan@google.com>
152 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
153 (Target_arm::section_may_have_icf_unsafe_pointers): New method
155 (Target_arm::Scan::local_reloc_may_be_function_pointer,
156 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
157 target hook to detect function points.
158 (Target_arm::Scan::possible_function_pointer_reloc): New method.
159 * icf.h (Icf::check_section_for_function_pointers): Change type of
160 parameter SECTION_NAME to const reference to std::string. Use
161 target hook to determine if section may have unsafe pointers.
162 * target.h (Target::section_may_have_icf_unsafe_pointers): New
165 2010-06-21 Rafael Espindola <espindola@google.com>
167 * fileread.cc (Input_file::find_fie): New
168 (Input_file::open): Use Input_file::find_fie.
169 * fileread.h (Input_file::find_fie): New
170 * plugin.cc (set_extra_library_path): New.
171 (Plugin::load): Add set_extra_library_path to the transfer vector.
172 (Plugin_manager::set_extra_library_path): New.
173 (Plugin_manager::add_input_file): Use the extra search path if set.
174 (set_extra_library_path(): New.
175 * plugin.h (Plugin_manager): Add set_extra_library_path and
178 2010-06-19 Cary Coutant <ccoutant@google.com>
180 * layout.cc (gdb_sections): Add .debug_types.
181 (lines_only_debug_sections): Likewise.
183 2010-06-18 Rafael Espindola <espindola@google.com>
185 * plugin.cc (add_input_file,add_input_library)
186 (Plugin_manager::add_input_file): Make filename arguments const.
187 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
190 2010-06-16 Doug Kwan <dougkwan@google.com>
192 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
193 .ARM.attributes section if we have not merged any input
196 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
198 * arm.cc: Allow combining objects with no EABI version
201 2010-06-15 Rafael Espindola <espindola@google.com>
203 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
205 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
207 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
208 (struct iovec): Correct !HAVE_READV definition.
210 2010-06-10 Cary Coutant <ccoutant@google.com>
212 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
213 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
215 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
218 * symtab.h (Symbol::is_placeholder): New member function.
219 * target-reloc.h (relocate_section): Check for placeholder symbols.
221 * testsuite/Makefile.am (plugin_test_8): New test.
222 (plugin_test_9): New test.
223 * testsuite/Makefile.in: Regenerate.
225 2010-06-09 Nick Clifton <nickc@redhat.com>
227 * yyscript.y (input_list_element): Allow strings prefixed with
228 the '-' character. Treat these as libraries.
229 * script.cc (script_add_library): New function. Adds a library
230 specified by "-l<name>" found in an input script.
231 * script-c.h: Add prototype for script_add_library.
233 2010-06-07 Doug Kwan <dougkwan@google.com>
235 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
236 Restrict stub-group size to be within long conditional branch
237 range when working around cortex-A8 erratum.
239 2010-06-07 Damien Diederen <dd@crosstwine.com>
241 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
244 2010-06-03 Sriraman Tallam <tmsriram@google.com>
248 (Output_section::Input_section_sort_entry::compare_section_ordering):
249 Change to return non-zero correctly.
250 (Output_section::Input_section_sort_section_order_index_compare
251 ::operator()): Change to fix ambiguity in comparisons.
253 2010-06-01 Sriraman Tallam <tmsriram@google.com>
255 * gold.h (is_wildcard_string): New function.
256 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
257 (Layout::layout_eh_frame): Ditto.
258 (Layout::find_section_order_index): New method.
259 (Layout::read_layout_from_file): New method.
260 * layout.h (Layout::find_section_order_index): New method.
261 (Layout::read_layout_from_file): New method.
262 (Layout::input_section_position_): New private member.
263 (Layout::input_section_glob_): New private member.
264 * main.cc (main): Call read_layout_from_file here.
265 * options.h (--section-ordering-file): New option.
266 * output.cc (Output_section::input_section_order_specified_): New
268 (Output_section::Output_section): Initialize new member.
269 (Output_section::add_input_section): Add new parameter.
270 Keep input sections when --section-ordering-file is used.
271 (Output_section::set_final_data_size): Sort input sections when
272 section ordering file is specified.
273 (Output_section::Input_section_sort_entry): Add new parameter.
275 (Output_section::Input_section_sort_entry::compare_section_ordering):
277 (Output_section::Input_section_sort_compare::operator()): Change to
278 consider section_order_index.
279 (Output_section::Input_section_sort_init_fini_compare::operator()):
280 Change to consider section_order_index.
281 (Output_section::Input_section_sort_section_order_index_compare
282 ::operator()): New method.
283 (Output_section::sort_attached_input_sections): Change to sort
284 according to section order when specified.
285 (Output_section::add_input_section<32, true>): Add new parameter.
286 (Output_section::add_input_section<64, true>): Add new parameter.
287 (Output_section::add_input_section<32, false>): Add new parameter.
288 (Output_section::add_input_section<64, false>): Add new parameter.
289 * output.h (Output_section::add_input_section): Add new parameter.
290 (Output_section::input_section_order_specified): New
292 (Output_section::set_input_section_order_specified): New method.
293 (Input_section::Input_section): Initialize section_order_index_.
294 (Input_section::section_order_index): New method.
295 (Input_section::set_section_order_index): New method.
296 (Input_section::section_order_index_): New member.
297 (Input_section::Input_section_sort_section_order_index_compare): New
299 (Output_section::input_section_order_specified_): New member.
300 * script-sections.cc (is_wildcard_string): Delete and move modified
302 (Output_section_element_input::Output_section_element_input): Modify
303 call to is_wildcard_string.
304 (Output_section_element_input::Input_section_pattern
305 ::Input_section_pattern): Ditto.
306 (Output_section_element_input::Output_section_element_input): Ditto.
307 * testsuite/Makefile.am (final_layout): New test case.
308 * testsuite/Makefile.in: Regenerate.
309 * testsuite/final_layout.cc: New file.
310 * testsuite/final_layout.sh: New file.
312 2010-06-01 Rafael Espindola <espindola@google.com>
314 * plugin.cc (Plugin::load): Pass the output name to the plugin.
316 2010-06-01 Rafael Espindola <espindola@google.com>
318 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
319 visibility of symbols.
321 2010-05-27 Doug Kwan <dougkwan@google.com>
323 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
324 from start of output section instead of address for a local symbol
325 in a merged or relaxed section when doing a relocatable link.
327 2010-05-26 Rafael Espindola <espindola@google.com>
330 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
331 adding sections the garbage collector removed.
332 * gold/testsuite/Makefile.am: Add test.
333 * gold/testsuite/Makefile.in: Regenerate.
334 * gold/testsuite/plugin_test_7.sh: New.
335 * gold/testsuite/plugin_test_7_1.c: New.
336 * gold/testsuite/plugin_test_7_2.c: New.
338 2010-05-26 Rafael Espindola <espindola@google.com>
340 * script-sections.cc (Output_section_definition::set_section_addresses):
341 Check for --section-start.
343 2010-05-26 Doug Kwan <dougkwan@google.com>
345 * arm.cc (Arm_scan_relocatable_relocs): New class.
346 (Target_arm::relocate_special_relocatable): New method.
347 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
348 (Arm_relocate_functions::thumb_branch_common): Same.
349 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
350 instead of Default_scan_relocatable_relocs.
351 * target-reloc.h (relocate_for_relocatable): Let target handle
352 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
353 * target.h (Sized_target::relocate_special_relocatable): New method.
355 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
357 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
359 2010-05-23 Doug Kwan <dougkwan@google.com>
361 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
363 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
364 with a direct branch, not a conditional branch, to a stub.
365 * merge.cc (Output_merge_base::record_input_section): New method
367 (Output_merge_data::do_add_input_section): Record input section if
368 keeps-input-sections flag is set.
369 (Output_merge_string::do_add_input_section): Ditto.
370 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
371 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
373 (Output_merge_base::keeps_input_sections,
374 Output_merge_base::set_keeps_input_sections,
375 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
377 (Output_merge_base::Input_sections): New type declaration.
378 (Output_merge_base::input_sections_begin,
379 Output_merge_base::input_sections_end,
380 Output_merge_base::do_set_keeps_input_sections): New method definitions.
381 (Output_merge_base::bool keeps_input_sections_,
382 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
383 Output_merge_base::input_sections_): New data members.
384 (Output_merge_data::do_set_keeps_input_sections): New method
386 (Output_merge_string::do_set_keeps_input_sections): Ditto.
387 * output.cc (Output_section::Input_section::relobj): Move method
388 defintion from class declaration to here and handle merge sections.
389 (Output_section::Input_section::shndx): Ditto.
390 (Output_section::Output_section): Remove initializations of removed
391 data members and initialize new data member LOOKUP_MAPS_.
392 (Output_section::add_input_section): Set keeps-input-sections flag
393 for a newly created merge output section as appropriate. Adjust code
394 to use Output_section_lookup_maps class.
395 (Output_section::add_relaxed_input_section): Adjst code for lookup
396 maps code refactoring.
397 (Output_section::add_merge_input_section): Add a new parameter
398 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
399 class. If adding input section to a newly created merge output
400 section fails, remove the new merge section.
401 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
402 Adjust code for use of the Output_section_lookup_maps class.
403 (Output_section::find_merge_section): Ditto.
404 (Output_section::build_lookup_maps): New method defintion.
405 (Output_section::find_relaxed_input_section): Adjust code to use
406 Output_section_lookup_maps class.
407 (Output_section::get_input_sections): Export merge sections. Adjust
408 code to use Output_section_lookup_maps class.
409 (Output_section:::add_script_input_section): Adjust code to use
410 Output_section_lookup_maps class. Update lookup maps for merge
412 (Output_section::discard_states): Use Output_section_lookup_maps.
413 (Output_section::restore_states): Same.
414 * output.h (Merge_section_properties): Move class defintion out of
416 (Output_section_lookup_maps): New class.
417 (Output_section::Input_section::is_merge_section): New method
419 (Output_section::Input_section::relobj): Move defintion out of class
420 defintion. Declare method only.
421 (Output_section::Input_section::shndx): Ditto.
422 (Output_section::Input_section::output_merge_base): New method defintion.
423 (Output_section::Input_section::u2_.pomb): New union field.
424 (Output_section::Merge_section_by_properties_map,
425 Output_section::Output_section_data_by_input_section_map,
426 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
428 (Output_section::add_merge_input_section): Add new parameter
429 KEEPS_INPUT_SECTIONS.
430 (Output_section::build_lookup_maps): New method declaration.
431 (Output_section::merge_section_map_,
432 Output_section::merge_section_by_properties_map_,
433 Output_section::relaxed_input_section_map_,
434 Output_section::is_relaxed_input_section_map_valid_): Remove data
436 (Output_section::lookup_maps_): New data member.
438 2010-05-21 Doug Kwan <dougkwan@google.com>
441 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
442 avoid a compilation error.
444 2010-05-19 Rafael Espindola <espindola@google.com>
446 * script-sections.cc (Output_section_definition::allocate_to_segment):
447 Update the phdrs_list even when the output section is NULL.
448 * testsuite/Makefile.am: Add test.
449 * testsuite/Makefile.in: Regenerate.
450 * testsuite/script_test_9.cc: New.
451 * testsuite/script_test_9.sh: New.
452 * testsuite/script_test_9.t: New.
454 2010-05-19 Doug Kwan <dougkwan@google.com>
456 * arm.cc (Arm_input_section::original_size): New method.
457 (Arm_input_section::do_addralign): Add a cast.
458 (Arm_input_section::do_output_offset): Remove static cast.
459 (Arm_input_section::original_addralign,
460 Arm_input_section::original_size_): Change type to uint32_t.
461 (Arm_input_section::init): Add safe casts for section alignment
463 (Arm_input_section::set_final_data_size): Do not set address and
464 offset of stub table.
465 (Arm_output_section::fix_exidx_coverage): Change use of of
466 Output_section::Simple_input_section to that of
467 Output_section::Input_section.
468 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
469 except for the first pass.
470 * output.cc (Output_section::get_input_sections): Change type of
471 input_sections to std::list<Input_section>.
472 (Output_section::add_script_input_section): Rename from
473 Output_section::add_simple_input_section. Change type of SIS
474 parameter from Simple_input_section to Input_section.
475 * output.h (Output_section::Simple_input_section): Remove class.
476 (Output_section::Input_section): Change class visibility to public.
477 (Output_section::Input_section::addralign): Use stored alignments
478 for special input sections if set.
479 (Output_section::Input_section::set_addralign): New method.
480 (Output_section::get_input_sections): Change parameter type from
481 list of Simple_input_section to list of Input_section.
482 (Output_section::add_script_input_section): Rename from
483 Output_section::add_simple_input_section. Change first parameter's
484 type from Simple_input_section to Input_section and remove the
485 second and third parameters.
486 * script-sections.cc (Input_section::Input_section_list): Change
487 type to list of Output_section::Input_section/
488 (Input_section_info::Input_section_info): Change parameter type of
489 INPUT_SECTION to Output_section::Input_section.
490 (Input_section_info::input_section): Change return type.
491 (Input_section_info::input_section_): Change type to
492 Output_section::Input_section.
493 (Output_section_element_input::set_section_addresses): Adjust code
494 to use Output_section::Input_section instead of
495 Output_section::Simple_input_section. Adjust code for renaming
496 of Output_section::add_simple_input_section.
497 (Orphan_output_section::set_section_addresses): Ditto.
499 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
501 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
502 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
504 2010-05-18 Rafael Espindola <espindola@google.com>
506 * options.cc (General_options::finalize): Handle -nostdlib.
507 * options.h (nostdlib): New option.
508 * script.cc (script_add_search_dir): Handle -nostdlib.
510 2010-05-12 Doug Kwan <dougkwan@google.com>
512 * arm.cc (Target_arm::do_finalize_sections): Create an empty
513 attributes section only if there no attributes section after merging.
514 (Target_arm::merge_object_attributes): Move value of
515 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
516 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
517 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
518 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
519 and arm_attr_merge_7.stdout.
520 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
521 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
522 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
523 arm_attr_merge_7b.o): New rules.
524 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
526 * testsuite/Makefile.in: Regenerate.
527 * testsuite/arm_attr_merge.sh: New file.
528 * testsuite/arm_attr_merge_[67][ab].s: Same.
530 2010-05-05 Nick Clifton <nickc@redhat.com>
532 * po/es.po: Updated Spanish translation.
534 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
536 * Makefile.am (install-exec-local): Properly install gold as
537 default cross linker.
538 * Makefile.in: Regenerated.
540 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
541 Nick Clifton <nickc@redhat.com>
543 * configure.ac (install_as_default): Define and set to false
544 unless --enable-gold or --enable-gold=both/gold has been
546 * configure: Regenerate.
548 * Makefile.am (install-exec-local): Install the executable as
549 'ld.gold'. If install_as_default is true then also install it as
551 * Makefile.in: Regenerated.
553 2010-04-24 Ian Lance Taylor <iant@google.com>
555 * layout.cc (Layout::layout_reloc): In relocatable link don't
556 combine reloc sections for grouped sections.
558 2010-04-23 Sriraman Tallam <tmsriram@google.com>
560 * gc.h (gc_process_relocs): Pass information on relocs pointing to
561 sections that are not ordinary to icf.
562 * icf.cc (get_section_contents): Handle relocation pointing to section
563 with no object or shndx information.
564 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
565 * testsuite/Makefile.in: Regenerate.
566 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
567 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
569 2010-04-22 Ian Lance Taylor <iant@google.com>
571 * expression.cc (Expression::Expression_eval_info): Add
572 result_alignment_pointer field.
573 (Expression::eval_with_dot): Add result_alignment_pointer
574 parameter. Change all callers.
575 (Expression::eval_maybe_dot): Likewise.
576 (class Binary_expression): Add alignment_pointer parameter to
577 left_value and right_value. Change all callers.
578 (BINARY_EXPRESSION): Set result alignment.
579 (class Trinary_expression): Add alignment_pointer parameter to
580 arg2_value and arg3_value. Change all callers.
581 (Trinary_cond::value): Set result alignment.
582 (Max_expression::value, Min_expression::value): Likewise.
583 (Align_expression::value): Likewise.
584 * script-sections.cc (class Sections_element): Add dot_alignment
585 parameter to set_section_addresses virtual function. Update
587 (class Output_section_element): Likewise.
588 (Script_sections::create_segments): Add dot_alignment parameter.
590 (Script_sections::create_segments_from_phdrs_clause): Likewise.
591 (Script_sections::set_phdrs_clause_addresses): Likewise.
592 * script-sections.h: Update declarations.
593 * script.h: Update declarations.
594 * output.h (Output_segment::set_minimum_p_align): Don't decrease
596 * testsuite/script_test_3.t: Set large alignment.
597 * testsuite/script_test_3.sh: Make sure that at least one LOAD
598 segment has expected alignment.
600 2010-04-22 Nick Clifton <nickc@redhat.com>
602 * po/gold.pot: Updated by the Translation project.
603 * po/vi.po: Updated Vietnamese translation.
605 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
607 * testsuite/Makefile.am (check_PROGRAMS): Add
608 icf_virtual_function_folding_test.
609 * testsuite/Makefile.in: Regenerated.
611 2010-04-15 Andrew Haley <aph@redhat.com>
613 * options.h (merge_exidx_entries): New option.
614 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
615 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
616 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
617 (Target_arm::merge_exidx_entries): New function.
618 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
619 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
620 to Arm_exidx_fixup constructor.
621 Add new arg, merge_exidx_entries.
622 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
623 Arm_output_section::fix_exidx_coverage.
625 2010-04-18 Sriraman Tallam <tmsriram@google.com>
627 * icf.cc (get_section_contents): Check for preemptible functions.
628 Ignore addend when appropriate.
629 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
631 (add_from_relobj): Check for section folded.
632 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
633 * symtab.h (should_add_dynsym_entry): Add new parameter.
634 * target-reloc.h (scan_relocs): Check for section folded.
635 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
636 Check reloc types for function pointers in shared objects.
637 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
639 (icf_preemptible_functions_test): New test case.
640 (icf_string_merge_test): New test case.
641 * testsuite.Makefile.in: Regenerate.
642 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
643 bar_glob. Refactor code.
644 * testsuite/icf_preemptible_functions_test.cc: New file.
645 * testsuite/icf_preemptible_functions_test.sh: New file.
646 * testsuite/icf_string_merge_test.cc: New file.
647 * testsuite/icf_string_merge_test.sh: New file.
648 * testsuite/icf_virtual_function_folding_test.cc: New file.
649 * testsuite/icf_virtual_function_folding_test.sh: New file.
651 2010-04-14 Doug Kwan <dougkwan@google.com>
653 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
654 for local symbol recounting if we remove a section due to ICF.
655 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
656 there are no regular objects in input.
658 2010-04-13 Doug Kwan <dougkwan@google.com>
660 * arm.cc (Arm_input_section::set_final_data_size): Compute
661 accurate final data size instead of using current data size.
663 2010-04-09 Doug Kwan <dougkwan@google.com>
665 * layout.cc (Layout::choose_output_section): Handle script section
667 (Layout::make_output_section_for_script): Add section type parameter.
668 Handle script section types.
669 * layout.h (Layout::make_output_section_for_script): Add section
671 * output.cc (Output_section::Output_section): Initialize data member
673 (Output_section::do_reset_address_and_file_offset): Do not set address
674 to 0 if section is a NOLOAD section.
675 * output.h (Output_section::is_noload): New method.
676 (Output_section::set_is_noload): Ditto.
677 (Output_section::is_noload_): New data member.
678 * script-c.h (Script_section_type): New enum type.
679 (struct Parser_output_section_header): Add new file section_type.
680 * script-sections.cc (Sections_element::output_section_name): Add
681 parameter for returning script section type.
682 (Output_section_definition::output_section_name): Ditto.
683 (Output_section_definition::section_type)P; New method.
684 (Output_section_definiton::script_section_type_name): Ditto.
685 (Output_section_definition::script_section_type_): New data member.
686 (Output_section_definition::Output_section_definition): Initialize
687 data member Output_section_definition::script_section_type_.
688 (Output_section_definition::create_sections): Pass script section type
689 to Layout::make_output_section_for_script.
690 (Output_section_definition::output_section_name): Return script
691 section type to caller.
692 (Output_section_definition::set_section_address): Do not advance
693 dot value and load address if section type is NOLOAD. Set address
694 of NOLOAD sections regardless of section flags.
695 (Output_section_definition::print): Print section type if it is
696 not SCRIPT_SECTION_TYPE_NONE.
697 (Output_section_definition::section_type): New method.
698 (Output_section_definition::script_section_type_name): Ditto.
699 (Script_sections::output_section_name): Add new parameter
700 PSECTION_TYPE for returning script section type. Pass it to
701 section elements. Handle discard sections.
702 (Sort_output_sections::operator()): Handle NOLOAD sections.
703 * script-sections.h (Script_sections::Section_type): New enum type.
704 (Script_sections::output_section_name): Add a new parameter for
705 returning script section type.
706 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
708 * yyscript.y (union): Add new field SECTION_TYPE.
709 (COPY, DSECT, INFO, NOLOAD): New tokens.
710 (opt_address_and_section_type): Change type to output_section_header.
711 (section_type): New non-terminal
712 (section_header): Handle section type.
713 (opt_address_and_section_type): Return section type value.
715 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
717 * testsuite/plugin_common_test_1.c (foo): Add prototype.
718 * testsuite/plugin_common_test_2.c (foo): Likewise.
720 2010-04-08 Doug Kwan <dougkwan@google.com>
722 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
724 * output.cc (Output_section::add_merge_input_section): Simplify
725 code and return status of Output_merge_base::add_input_section.
726 Update merge section map only if Output_merge_base::add_input_section
729 2010-04-07 Doug Kwan <dougkwan@google.com>
731 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
732 if section is marked as containing instructions but has no mapping
734 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
735 correct section index.
736 (Arm_relobj::find_linked_text_section): Ditto.
738 2010-04-07 Cary Coutant <ccoutant@google.com>
740 * archive.cc (include_member): Destroy Read_symbols_data object before
742 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
743 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
744 (Read_symbols_data::~Read_symbols_data) New destructor.
745 (Section_relocs::Section_relocs) New constructor.
746 (Section_relocs::~Section_relocs) New destructor.
747 (Read_relocs_data::Read_relocs_data) New constructor.
748 (Read_relocs_data::~Read_relocs_data) New destructor.
749 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
750 pointers to NULL after deleting.
752 2010-04-07 Doug Kwan <dougkwan@google.com>
754 * arm.cc: Replace "endianity" with "endianness" in comments.
755 (Arm_exidx_cantunwind): Ditto.
756 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
757 (Arm_relobj::merge_flags_and_attributes): New method.
758 (Arm_relobj::merge_flags_and_attributes_): New data member.
759 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
760 (Arm_relobj::scan_sections_for_stubs): Ditto.
761 (Arm_relobj::do_read_symbols): Check to see if we really want to
762 merge processor-specific flags and attributes. Exit early if
763 an object is empty except for section names and the undefined symbol.
764 (Target_arm::do_finalize_sections): Move check for ELF format to
765 Arm_relobj::do_read_symbols. Merge processor specific flags and
766 attributes from a regular object only when we have determined that
767 it is aapropriate. Do not create an .ARM.attributes section in
768 output if there is no regular input object.
769 (Target_arm::merge_processor_specific_flags): Check
770 --warn-mismatch before printing any error.
771 (Target_arm::merge_object_attributes): Ditto.
772 * gold.cc (queue_middle_tasks): Handle the case in which there is
773 no regular object in input.
774 * options.cc (General_options::parse_EB): New method.
775 (General_options::parse_EL): Same.
776 (General_options::General_options): Initialize endianness_.
777 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
779 (General_options::Endianness): New enum.
780 (General_options::endianness): New method.
781 (General_options::endianness_): New data member.
782 * parameters.cc (Parameters::set_options): Check target endianness.
783 (Parameters::set_target_once): Ditto.
784 (Parameters::check_target_endianness): New method.
785 (parameters_force_valid_target): If either -EL or -EB is specified,
786 use it to define endianness of default target.
787 * parameters.h (Parameters::check_target_endianness): New method
789 * target.h (class Target): Change "endianity" to "endianness"
792 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
794 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
795 * configure: Regenerate.
796 * Makefile.in: Regenerate.
797 * testsuite/Makefile.in: Regenerate.
799 2010-04-06 Cary Coutant <ccoutant@google.com>
802 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
803 prevailing definitions of common symbols.
804 * testsuite/plugin_test_6.sh: New test case.
805 * testsuite/plugin_common_test_1.c: New test case.
806 * testsuite/plugin_common_test_2.c: New test case.
807 * testsuite/Makefile.am (plugin_test_6): New test case.
808 * testsuite/Makefile.in: Regenerate.
810 2010-04-06 Nick Clifton <nickc@redhat.com>
812 * po/vi.po: New Vietnamese translation.
814 2010-03-30 Doug Kwan <dougkwan@google.com>
816 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
818 2010-03-25 Doug Kwan <dougkwan@google.com>
820 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
821 to avoid a conversion warning on a 32-bit host.
823 2010-03-24 Ian Lance Taylor <iant@google.com>
825 * testsuite/script_test_3.t: Add a TLS segment.
826 * testsuite/Makefile.am (check_PROGRAMS): Add
827 tls_phdrs_script_test.
828 (tls_phdrs_script_test_SOURCES): Define.
829 (tls_phdrs_script_test_DEPENDENCIES): Define.
830 (tls_phdrs_script_test_LDFLAGS): Define.
831 (tls_phdrs_script_test_LDADD): Define.
832 * testsuite/Makefile.in: Rebuild.
834 2010-03-23 Cary Coutant <ccoutant@google.com>
836 * fileread.cc (find_or_make_view): Fix comment.
838 2010-03-23 Ian Lance Taylor <iant@google.com>
840 * script-sections.cc (class Orphan_section_placement): Define
841 PLACE_TLS and PLACE_TLS_BSS.
842 (Orphan_section_placement::Orphan_section_placement): Initialize
844 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
845 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
846 (tls_script_test_SOURCES): Define.
847 (tls_script_test_DEPENDENCIES): Define.
848 (tls_script_test_LDFLAGS): Define.
849 (tls_script_test_LDADD): Define.
850 * testsuite/Makefile.in: Rebuild.
852 2010-03-22 Doug Kwan <dougkwan@google.com>
854 * arm.cc (Arm_relocate_functions::abs8,
855 Arm_relocate_functions::abs16): Use correct check for overflow
856 specified in the ARM ELF specs.
857 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
858 target of a BLX instruction specially.
859 (Reloc_stub::stub_type_for_reloc): Ditto.
860 (Relocate::relocate): Use symbolic names instead of numeric relocation
861 codes to report error.
862 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
864 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
865 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
866 thumb2_blx_out_of_range.stdout
867 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
868 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
869 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
870 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
871 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
872 thumb2_blx_in_range, thumb2_blx_in_range.o,
873 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
874 thumb2_blx_out_of_range.o): New rules.
875 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
876 thumb2_blx_in_range and thumb2_blx_out_of_range.
877 * testsuite/Makefile.in: Regenerate.
878 * arm_branch_in_range.sh: Add tests for THUMB BLX.
879 * testsuite/thumb_blx_in_range.s: New file.
880 * testsuite/thumb_blx_out_of_range.s: New file.
882 2010-03-22 Rafael Espindola <espindola@google.com>
884 * archive.cc (Should_include): Move to archive.h.
885 (should_include_member): Make it a member of Archive.
887 (Add_lib_group_symbols): New.
888 * archive.h: Include options.h.
889 (Archive_member): Moved from Archive.
890 (Should_include): Moved from archive.cc.
892 (Add_lib_group_symbols): New.
893 * dynobj.cc (do_should_include_member): New.
894 * dynobj.h (do_should_include_member): New.
895 * gold.cc (queue_initial_tasks): Update call to queue.
896 * main.cc (main): Print lib group stats.
897 * object.cc (do_should_include_member): New.
898 * object.h: Include archive.h.
899 (Object::should_include_member): New.
900 (Object::do_should_include_member): New.
901 (Sized_relobj::do_should_include_member): New.
902 * options.cc (General_options::parse_start_lib): New.
903 (General_options::parse_end_lib): New.
904 (Input_arguments::add_file): Handle lib groups.
905 (Input_arguments::start_group): Check we are not in a lib.
906 (Input_arguments::start_lib): New.
907 (Input_arguments::end_lib): New.
908 * options.h (General_options): Add start_lib and end_lib.
909 (Input_argument::lib_): New.
910 (Input_argument::lib): New.
911 (Input_argument::is_lib): New.
912 (Input_file_lib): New.
913 (Input_arguments::in_lib_): New.
914 (Input_arguments::in_lib): New.
915 (Input_arguments::start_lib): New.
916 (Input_arguments::end_lib_): New.
917 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
918 in unused members as preempted.
919 (Sized_pluginobj::do_should_include_member): New.
920 * plugin.h (Sized_pluginobj::do_should_include_member): New.
921 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
923 (Read_symbols::do_whole_lib_group): New.
924 (Read_symbols::do_lib_group): New.
925 (Read_symbols::do_read_symbols): Handle lib groups.
926 (Read_symbols::get_name): Handle lib groups.
927 * readsyms.h (Read_symbols): Add an archive member pointer.
928 (Read_symbols::do_whole_lib_group): New.
929 (Read_symbols::do_lib_group): New.
930 (Read_symbols::member_): New.
931 * script.cc (read_input_script): Update call to queue_soon.
933 2010-03-19 Doug Kwan <dougkwan@google.com>
935 * arm.cc (Stub_table::Stub_table): Initialize new data members
936 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
937 (Stub_table::add_reloc_stub): Assign stub offset and update
938 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
939 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
941 (Stub_table::update_data_size_and_addralign): Use
942 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
943 instead of going over all reloc stubs.
944 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
945 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
946 Stringpool_template::offset_ to size of Stringpool_char.
947 (Stringpool_template::new_key_offset): Remove code to initialize
948 Stringpool_template::offset_.
949 * stringpool.h (Stringpool_template::set_no_zero_null): Set
950 Stringpool_template::offset_ to zero.
952 2010-03-15 Doug Kwan <dougkwan@google.com>
954 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
956 (Stringpool_template::new_key_offset): New method.
957 (Stringpool_template::add_string): Assign offsets when adding new
959 (Stringpool_template::set_string_offsets): Do not set string offsets
961 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
963 (Chunked_vector::clear): Clear size_.
964 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
965 (Chunked_vector::size): Return size_.
966 (Chunked_vector::push_back): Use size_ to find insert position.
967 (Chunked_vector::size_): New data member.
968 (Stringpool_template::set_no_zero_null): Assert string set is empty.
969 (Stringpool_template::new_key_offset): New method declaration.
970 (Stringpool_template::offset_): New data member.
972 2010-03-15 Rafael Espindola <espindola@google.com>
974 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
975 Add_symbols' constructor.
976 * readsyms.h (Add_symbols): Remove the input_group member.
978 2010-03-10 Ian Lance Taylor <iant@google.com>
980 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
981 target to ask whether a reference to a symbol requires a stack
983 * target.h (Target::is_call_to_non_split): New function.
984 (Target::do_is_call_to_non_split): Declare virtual function.
985 * target.cc: Include "symtab.h".
986 (Target::do_is_call_to_non_split): New function.
987 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
989 2010-03-10 Cary Coutant <ccoutant@google.com>
991 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
992 (File_read::open[1]): Remove initial mapping of whole_file_view_.
993 (File_read::open[2]): Add whole_file_view_ to list of views.
994 (File_read::make_view): Remove test of whole_file_view_.
995 (File_read::find_or_make_view): Create whole_file_view_ if
997 (File_read::clear_views): Replace bool parameter with enum;
998 adjust all callers. Don't delete views with permanent data;
999 do delete cached views and views from archives if
1000 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1001 if clearing the corresponding view.
1002 * fileread.h (File_read::Clear_views_mode): New enum.
1003 (File_read::View::is_permanent_view): New method.
1004 (File_read::clear_views): Replace bool parameter
1005 with enum; adjust all callers.
1006 * options.h (General_options): Change keep_files_mapped option;
1007 add map_whole_files.
1008 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1010 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1013 2010-03-10 David S. Miller <davem@davemloft.net>
1015 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1017 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1019 * icf.cc (get_section_contents): Add '@' marker after processing the
1022 2010-03-08 Doug Kwan <dougkwan@google.com>
1024 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1025 due to a conversion warning.
1026 (Arm_relobj::update_output_local_symbol_count): Check for local
1027 symbol with unset output index.
1029 2010-03-05 Ian Lance Taylor <iant@google.com>
1031 * options.h (class General_options): Add --spare-dynamic-tags.
1032 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1033 --spare-dynamic-tags.
1035 2010-03-05 Ian Lance Taylor <iant@google.com>
1037 * incremental.cc: Include "libiberty.h".
1039 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1041 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1042 function, is_info_ member.
1043 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1044 (Versions::Versions): Update caller.
1045 (Versions::define_base_version): Likewise.
1046 (Versions::add_def): Likewise.
1048 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1050 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1051 (Scan::possible_function_pointer_reloc): New function.
1052 (Scan::local_reloc_may_be_function_pointer): Change to call
1053 possible_function_pointer_reloc.
1054 (Scan::global_reloc_may_be_function_pointer): Ditto.
1055 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1056 relocations in ".data.rel.ro._ZTV" section.
1057 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1058 * testsuite/icf_safe_so_test.cc: Ditto.
1059 * testsuite/icf_safe_test.cc: Ditto.
1060 * testsuite/icf_safe_test.sh: Ditto.
1062 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1063 Ian Lance Taylor <iant@google.com>
1065 * target-reloc.h (relocate_section): Check the symbol table index
1066 for -1U before setting the local symbol index.
1067 (scan_relocatable_relocs): If copying the relocation, record that
1068 the local symbol is required.
1069 * object.h (Symbol_value::is_output_symtab_index_set): New
1071 (Symbol_value::may_be_discarded_from_output_symtab): New
1073 (Symbol_value::has_output_symtab_entry): New function.
1074 (Symbol_value::needs_output_symtab_entry): Remove.
1075 (Symbol_value::output_symtab_index): Make sure the symbol index is
1077 (Symbol_value::set_output_symtab_index): Make sure the symbol
1078 index is not set. Make sure the new index is valid.
1079 (Symbol_value::set_must_have_output_symtab_entry): New function.
1080 (Symbol_value::has_output_dynsym_entry): New function.
1081 (Symbol_value::set_output_dynsym_index): Make sure the new index
1083 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1084 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1085 local symbol if permitted.
1086 (Sized_relobj::do_finalize_local_symbols): Call
1087 is_output_symtab_index_set rather than needs_output_symtab_entry.
1088 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1089 rather than needs_output_symtab_entry. Call
1090 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1091 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1092 is_output_symtab_index_set rather than needs_output_symtab_entry.
1093 * testsuite/discard_locals_relocatable_test.c: New file.
1094 * testsuite/discard_locals_test.sh: Test -r.
1095 * testsuite/Makefile.am (check_DATA): Add
1096 discard_locals_relocatable_test1.syms,
1097 discard_local_relocatable_test2.syms.
1098 (MOSTLYCLEANFILES): Likewise. Also add
1099 discard_locals_relocatable_test1.lout and
1100 discard_locals_relocatable_test2.out.
1101 (discard_locals_relocatable_test1.syms): New target.
1102 (discard_locals_relocatable_test.o): New target.
1103 (discard_locals_relocatable_test1.out): New target.
1104 (discard_locals_relocatable_test2.syms): New target.
1105 (discard_locals_relocatable_test2.out): New target.
1106 (various): Add missing ../ld-new dependencies.
1107 * testsuite/Makefile.in: Rebuild.
1109 2010-03-03 Nick Clifton <nickc@redhat.com>
1111 * po/fi.po: New Finnish translation.
1113 2010-03-01 Doug Kwan <dougkwan@google.com>
1115 * layout.cc (Layout::Layout): Force section types of .init_array*,
1116 .preinit_array* and .fini_array* sections.
1117 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1118 Fix check of return value of std::string::find.().
1119 (Output_section::Input_section_sort_compare::operator()): Remove
1120 comment about .init_array.
1121 (Output_section::Input_section_sort_init_fini_compare::operator()):
1123 (Output_section::sort_attached_input_sections): Handle .init_array
1124 and .fini_array specially.
1125 * output.h (Output_section::Inut_section_sort_compare): Update
1127 (Output_section::Input_section_sort_init_fini_compare): New struct.
1129 2010-02-26 Doug Kwan <dougkwan@google.com>
1131 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1132 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1133 * testsuite/debug_msg.sh: Avoid matching source line number for
1134 use of global variable undef_int.
1136 2010-02-26 Doug Kwan <dougkwan@google.com>
1138 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1139 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1140 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1141 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1142 * options.cc (General_options::General_options): Initialize member
1144 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1145 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1146 and rm_no_fix_v4bx.stdout
1147 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1148 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1149 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1150 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1151 and arm_no_fix_v4bx.
1152 * Makefile.in: Regenerate.
1153 * testsuite/arm_fix_v4bx.s: New file.
1154 * testsuite/arm_fix_v4bx.sh: Ditto.
1156 2010-02-24 Doug Kwan <dougkwan@google.com>
1158 * arm.cc (Target_arm::got_section): Make the .got section the first
1159 non RELRO section in the data segment.
1160 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1161 suffixes of section names.
1163 2010-02-24 Doug Kwan <dougkwan@google.com>
1165 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1166 flags and attributes merging if an input file is a binary file.
1167 * fileread.cc (Input_file::open): Record format of original file.
1168 * fileread.h (Input_file::Format): New enum type.
1169 (Input_file::Input_file): Initialize data member format_.
1170 (Input_file::format): New method definition.
1171 (Input_file::format_):: New data member.
1173 2010-02-24 Doug Kwan <dougkwan@google.com>
1175 * arm.cc (Arm_output_data_got): New class.
1176 (ARM_TCB_SIZE): New constant
1177 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1178 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1179 If user uses a script with a SECTIONS clause, issue only a warning
1180 for a misplaced EXIDX input section. Otherwise, issue an error.
1181 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1183 (Target_arm::got_mode_index_entry): Handle static linking.
1184 (Target_arm::Scan::local): Ditto.
1185 (Target_arm::Scan::global): Ditto.
1186 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1187 all incorrectly implemented relocations.
1188 (Target_arm::fix_exidx_coverage): Pass layout to
1189 Arm_output_section::fix_exidx_coverage.
1190 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1191 from ".ARM.exidx." and ".ARM.extab.".
1193 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1195 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1196 section if it does not already exist.
1197 * attributes.cc (Attributes_section_data::Attributes_section_data):
1198 Don't crash if size is zero.
1200 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1201 Ian Lance Taylor <iant@google.com>
1203 * gold.cc (queue_middle_tasks): If no input files were opened,
1205 * workqueue.h (Task_function::Task_function): Assert that there is
1208 2010-02-22 Doug Kwan <dougkwan@google.com>
1210 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1211 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1212 types to avoid warnings due to different uint64_t implementations
1215 2010-02-21 Doug Kwan <dougkwan@google.com>
1217 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1218 handling of the maximum backward branch offset.
1219 (Arm_relocate_functions::thumb_branch_common): Ditto.
1220 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1221 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1222 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1223 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1224 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1225 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1226 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1227 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1228 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1229 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1230 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1231 thumb2_bl_out_of_range.o): New rules.
1232 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1233 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1234 thumb2_bl_out_of_range
1235 * testsuite/Makefile.in: Regenerate.
1236 * testsuite/arm_bl_in_range.s: New file.
1237 * testsuite/arm_bl_out_of_range.s: Ditto.
1238 * testsuite/arm_branch_in_range.sh: Ditto.
1239 * testsuite/arm_branch_range.t: Ditto.
1240 * testsuite/thumb2_branch_range.t: Ditto.
1241 * testsuite/thumb_bl_in_range.s: Ditto.
1242 * testsuite/thumb_bl_out_of_range.s: Ditto.
1243 * testsuite/thumb_branch_range.t: Ditto.
1245 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1247 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1248 Add reloc offset information.
1249 * icf.cc (get_section_contents): Change iterators to point to the new
1250 vectors. Add reloc offset information to the contents.
1251 * icf.h (Icf::Sections_reachable_info): New typedef.
1252 (Icf::Sections_reachable_list): New typedef.
1253 (Icf::Offset_info): New typedef.
1254 (Icf::Reloc_info): New struct typedef.
1255 (Icf::Reloc_info_list): New typedef.
1256 (Icf::symbol_reloc_list): Delete method.
1257 (Icf::addend_reloc_list): Delete method.
1258 (Icf::section_reloc_list): Delete method.
1259 (Icf::reloc_info_list): New method.
1260 (Icf::reloc_info_list_): New member.
1262 2010-02-19 Doug Kwan <dougkwan@google.com>
1264 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1265 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1266 * arm.cc (Arm_relocation_functions): New forward declaration.
1267 (Target_arm::Target_arm): Initialize new data members
1268 got_mod_index_offset_ and tls_base_symbol_defined_.
1269 (Target_arm::Relocate::relocate_tls): New method.
1270 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1271 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1273 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1274 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1275 (Target_arm::got_mod_index_offset_,
1276 Target_arm::tls_base_symbol_defined_): New data members.
1277 (Target_arm::Scan::local, Target::Scan::global,
1278 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1281 2010-02-18 Doug Kwan <dougkwan@google.com>
1283 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1284 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1285 text section as a parameter becuase some broken tools may not set
1286 the link in section header.
1287 (Target_arm::has_got_section): New method.
1288 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1289 without any mapping symbol as data only. Remove warning.
1290 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1291 link in its section header, try to discover the link by inspecting the
1292 REL31 relocation at the beginning of the section.
1293 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1295 (Target_arm::Scan::global): Treat any reference to the symbol
1296 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1298 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1300 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1301 (Scan::global_reloc_may_be_function_pointer): New function.
1302 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1303 (Scan::global_reloc_may_be_function_pointer): New function.
1304 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1305 (Scan::global_reloc_may_be_function_pointer): New function.
1306 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1307 (Scan::global_reloc_may_be_function_pointer): New function.
1308 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1309 (Scan::global_reloc_may_be_function_pointer): New function.
1310 (Scan::possible_function_pointer_reloc): New function.
1311 (Target_x86_64::can_check_for_function_pointers): New function.
1312 * gc.h (gc_process_relocs): Scan relocation types to determine if
1313 function pointers were taken for targets that support it.
1314 * icf.cc (Icf::find_identical_sections): Include functions for
1315 folding in safe ICF whose pointer is not taken.
1316 * icf.h (Secn_fptr_taken_set): New typedef.
1317 (fptr_section_id_): New member.
1318 (section_has_function_pointers): New function.
1319 (set_section_has_function_pointers): New function.
1320 (check_section_for_function_pointers): New function.
1321 * options.h: Fix comment for safe ICF option.
1322 * target.h (can_check_for_function_pointers): New function.
1323 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1324 Modify icf_safe_test for X86-64.
1325 * testsuite/Makefile.in: Regenerate.
1326 * testsuite/icf_safe_so_test.cc: New file.
1327 * testsuite/icf_safe_so_test.sh: New file.
1328 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1329 (main): Change to take pointer to function kept_func_3.
1330 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1331 folding is done correctly for X86-64.
1333 2010-02-12 David S. Miller <davem@davemloft.net>
1335 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1336 is_symbolless parameter.
1337 (Output_reloc<SHT_REL>::is_symbolless): New.
1338 (Output_reloc<SHT_REL>::is_symbolless_): New.
1339 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1340 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1341 (Output_reloc<SHT_RELA>::is_symbolless): New.
1342 (Output_data_reloc::add_global): Handle is_symbolless.
1343 (Output_data_reloc::add_global_relative): Likewise.
1344 (Output_data_reloc::add_local): Likewise.
1345 (Output_data_reloc::add_local_relative): Likewise.
1346 (Output_data_reloc::add_symbolless_global_addend): New.
1347 (Output_data_reloc::add_symbolless_local_addend): New.
1348 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1350 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1351 instead of ->is_relative_
1352 (Output_reloc::write): Likewise.
1353 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1354 (Output_reloc::write_rel): Simplify.
1356 * sparc.cc (Target_sparc::Scan::local): Use
1357 ->add_symbolless_local_addend as needed.
1358 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1359 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1360 based upon relocation offset.
1362 2010-02-11 Doug Kwan <dougkwan@google.com>
1364 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1365 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1366 beginning of function.
1367 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1368 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1369 parameter is_32bit in calls to should_apply_static_reloc.
1370 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1371 (check_DATA): Add arm_abs_global.stdout.
1372 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1373 arm_abs_global.stdout): New rules.
1374 (MOSTLLYCLEANFILES): Add arm_abs_global
1375 * Makefile.in: Regenerate.
1376 * testsuite/arm_abs_global.s: New file.
1377 * testsuite/arm_abs_global.sh: Ditto.
1378 * testsuite/arm_abs_lib.s: Ditto.
1380 2010-02-11 Ian Lance Taylor <iant@google.com>
1382 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1384 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1385 Allocate_commons_task first.
1386 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1387 task, rather than symtab_lock_.
1388 (Gc_process_relocs::~Gc_process_relocs): New function.
1389 (Gc_process_relocs::is_runnable): Check this_blocker_.
1390 (Gc_process_relocs::locks): Use next_blocker_ rather than
1392 (Scan_relocs::~Scan_relocs): New function.
1393 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1395 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1397 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1398 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1399 constructor accordingly.
1400 (class Gc_process_relocs): Likewise.
1401 (class Scan_relocs): Likewise.
1402 * common.h (class Allocate_commons_task): Remove symtab_lock_
1403 field, and corresponding constructor parameter.
1404 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1406 (Allocate_commons_task::locks): Likewise.
1408 2010-02-11 Ian Lance Taylor <iant@google.com>
1410 * gold-threads.h (class Once): Define.
1411 (class Initialize_lock): Rewrite as child of Once.
1412 * gold-threads.cc (class Once_initialize): Define.
1413 (once_pointer_control): New static variable.
1414 (once_pointer, once_arg): New static variables.
1415 (c_run_once): New static function.
1416 (Once::Once, Once::run_once, Once::internal_run): New functions.
1417 (class Initialize_lock_once): Remove.
1418 (initialize_lock_control): Remove.
1419 (initialize_lock_pointer): Remove.
1420 (initialize_lock_once): Remove.
1421 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1422 (Initialize_lock::initialize): Rewrite.
1423 (Initialize_lock::do_run_once): New function.
1424 * archive.cc (Archive::interpret_header): Only clear name if it is
1426 * fileread.cc: Include "gold-threads.h"
1427 (file_counts_lock): New static variable.
1428 (file_counts_initialize_lock): Likewise.
1429 (File_read::release): Only increment counts when using --stats.
1430 Use a lock around the increment.
1431 * parameters.cc (class Set_parameters_target_once): Define.
1432 (set_parameters_target_once): New static variable.
1433 (Parameters::Parameters): Move here from parameters.h.
1434 (Parameters::set_target): Rewrite.
1435 (Parameters::set_target_once): New function.
1436 (Parameters::clear_target): Move here and rewrite.
1437 * parameters.h (class Parameters): Update declarations. Add
1438 set_parameters_target_once_ field.
1439 (Parameters::Parameters): Move to parameters.cc.
1440 (Parameters::clear_target): Likewise.
1441 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1443 (Start_group::~Start_group): New function.
1444 (Start_group::is_runnable): New function.
1445 (Start_group::locks, Start_group::run): New functions.
1446 (Finish_group::run): Change saw_undefined to size_t.
1447 * readsyms.h (class Start_group): Define.
1448 (class Finish_group): Change saw_undefined_ field to size_t.
1449 (Finish_group::Finish_group): Remove saw_undefined and
1450 this_blocker parameters. Change all callers.
1451 (Finish_group::set_saw_undefined): New function.
1452 (Finish_group::set_blocker): New function.
1453 * symtab.h (class Symbol_table): Change saw_undefined to return
1454 size_t. Change saw_undefined_ field to size_t.
1455 * target-select.cc (Set_target_once::do_run_once): New function.
1456 (Target_selector::Target_selector): Initialize set_target_once_
1457 field. Don't initialize lock_ and initialize_lock_ fields.
1458 (Target_selector::instantiate_target): Rewrite.
1459 (Target_selector::set_target): New function.
1460 * target-select.h (class Set_target_once): Define.
1461 (class Target_selector): Update declarations. Make
1462 Set_target_once a friend. Remove lock_ and initialize_lock_
1463 fields. Add set_target_once_ field.
1465 2010-02-10 Ian Lance Taylor <iant@google.com>
1467 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1469 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1470 (queue_middle_tasks): Add all blockers before queueing any tasks.
1471 (queue_final_tasks): Likewise.
1472 * token.h (Task_token::add_blockers): New function.
1473 * object.h (Input_objects::number_of_relobjs): New function.
1475 2010-02-10 Ian Lance Taylor <iant@google.com>
1477 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1478 shared, not if not position independent.
1479 * x86_64.cc (Relocate::relocate_tls): Likewise.
1480 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1481 (tls_pie_pic_test): New target.
1482 * testsuite/Makefile.in: Rebuild.
1484 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1485 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1486 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1487 * testsuite/Makefile.in: Rebuild.
1489 2010-02-09 David S. Miller <davem@davemloft.net>
1491 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1492 R_SPARC_RELATIVE using ->add_local_relative().
1493 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1495 * output.h (Output_data_dynamic::add_section_size): New method
1496 that takes two Output_data objects.
1497 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1498 entry param. Handle it in initializers.
1499 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1500 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1501 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1503 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1504 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1505 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1506 for dynrel_includes_plt.
1507 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1508 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1509 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1511 (Target_sparc::do_finalize_sections): Update to pass true for
1512 dynrel_includes_plt.
1513 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1514 output before .rela.plt
1515 (Target_powerpc::do_finalize_sections): Update to pass true for
1516 dynrel_includes_plt when 32-bit.
1518 2010-02-08 Doug Kwan <dougkwan@google.com>
1520 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1522 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1523 Arm_relobj::scan_section_for_cortex_a8_stubs,
1524 Arm_relobj::do_relocation_section): Instead of calling
1525 Output_section::output_address, use faster
1526 Arm_relobj::simple_input_section_output_address.
1528 2010-02-08 David S. Miller <davem@davemloft.net>
1530 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1531 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1532 relocation helper function.
1534 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1535 just like R_SPARC_GOT{10,13,22}.
1536 (Target_sparc::Scan::local): Likewise.
1537 (Target_sparc::Relocate:relocate): Likewise.
1539 2010-02-06 Ian Lance Taylor <iant@google.com>
1541 * configure.ac: Rewrite targetobjs duplicate removal code to use
1542 only shell constructs.
1543 * configure: Rebuild.
1545 2010-02-05 Doug Kwan <dougkwan@google.com>
1548 * arm.cc (Arm_relobj::section_is_scannable): New method.
1549 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1550 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1552 2010-02-04 Doug Kwan <dougkwan@google.com>
1555 * arm-reloc-property.cc (cstdio): Include.
1556 * configure.ac (targetobjs): Remove duplicates.
1557 * configure: Regenerate.
1558 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1559 big and little endian version for a given address size.
1561 2010-02-03 Doug Kwan <dougkwan@google.com>
1563 * arm-reloc-property.cc
1564 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1566 * arm-reloc-property.h
1567 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1568 New method definition.
1569 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1571 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1573 (GOT_PREL): Change implemented to Y.
1574 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1575 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1576 (Arm_relocate_functions::movw_abs_nc): Remove method.
1577 (Arm_relocate_functions::movt_abs): Ditto.
1578 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1579 (Arm_relocate_functions::thm_movt_abs): Ditto.
1580 (Arm_relocate_functions::movw_rel_nc): Ditto.
1581 (Arm_relocate_functions::movw_rel): Ditto.
1582 (Arm_relocate_functions::movt_rel): Ditto.
1583 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1584 (Arm_relocate_functions:thm_movw_rel): Ditto.
1585 (Arm_relocate_functions:thm_movt_rel): Ditto.
1586 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1587 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1588 New method definitions.
1589 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1590 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1591 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1592 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1593 (Target_arm::Relocate::relocate): Check for non-static or
1594 unimplemented relocation code and exit early. Change calls to
1595 Target_arm::reloc_uses_thumb_bit and
1596 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1597 instead. Refactor code to handle similar relocations to increase
1598 code sharing. Remove check for unsupported relocation code in switch
1600 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1601 relocation property table to find out size. Change error message to
1602 print out the name of a relocation code instead of the numeric value.
1603 (Target_arm::scan_reloc_for_stub): Use relocation property table
1604 instead of calling Target_arm::reloc_uses_thumb_bit().
1606 2010-02-02 Doug Kwan <dougkwan@google.com>
1608 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1609 types of relaxed input section.
1611 2010-02-02 Doug Kwan <dougkwan@google.com>
1613 * Makefile.am (HFILES): Add arm-reloc-property.h.
1615 (TARGETSOURCES): Add arm-reloc-property.cc
1616 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1617 (libgold_a_SOURCES): $(DEFFILES)
1618 * Makefile.in: Regenerate.
1619 * arm-reloc-property.cc: New file.
1620 * arm-reloc-property.h: New file.
1621 * arm-reloc.def: New file.
1622 * arm.cc: Update comments.
1623 (arm-reloc-property.h): New included header.
1624 (arm_reloc_property_table): New global variable.
1625 (Target_arm::do_select_as_default_target): New method definition.
1626 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1627 arm-reloc-property to targ_extra_obj.
1628 * parameters.cc (set_parameters_target): Call
1629 Target::select_as_default_target().
1630 * target.h (Target::select_as_default_target): New method definition.
1631 (Target::do_select_as_default_target): Same.
1633 2010-02-01 Doug Kwan <dougkwan@google.com>
1635 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1636 first_output_text_section_.
1637 (Arm_exidx_fixup::first_output_text_section): New method definition.
1638 (Arm_exidx_fixup::first_output_text_section_): New data member.
1639 (Arm_exidx_fixup::process_exidx_section): Record the first text
1640 output section seen.
1641 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1642 and entsize in output section header.
1644 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1646 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1647 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1648 (Arm_relocate_functions::thm_alu11): New Method.
1649 (Arm_relocate_functions::thm_pc8): New Method.
1650 (Arm_relocate_functions::thm_pc12): New Method.
1651 (Target_arm::Scan::local): Handle the relocations.
1652 (Target_arm::Scan::global): Likewise.
1653 (Target_arm::Relocate::relocate): Likewise.
1654 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1656 2010-01-29 Doug Kwan <dougkwan@google.com>
1658 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1659 of relocation types as ld.
1661 2010-01-29 Doug Kwan <dougkwan@google.com>
1663 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1665 (Arm_relocate_functions::thumb_branch_common): Ditto.
1666 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1667 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1668 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1669 Arm_relocate_functions::jump24): Remove.
1670 (Target_arm::Relocate::relocate): Adjust code to call
1671 Arm_relocation_functions::arm_branch_common and
1672 Arm_relocation_functions::thumb_branch_common instead of their removed
1673 wrappers. Merge switch-cases together to reduce source code size.
1675 2010-01-29 Doug Kwan <dougkwan@google.com>
1677 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1678 output_local_symbol_count_needs_update_.
1679 (Arm_relobj::output_local_symbol_count_needs_update,
1680 Arm_relobj::set_output_local_symbol_count_needs_update,
1681 Arm_relobj::update_output_local_symbol_count): New methods.
1682 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1684 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1685 of pointed function as in a R_ARM_PREL31 relocation.
1686 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1687 for output local symbol count updating.
1688 (Target_arm::do_relax): Update output local symbol counts in objects
1690 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1692 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1694 * arm.cc: Added support for the ARM relocations:
1695 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1696 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1697 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1699 (Arm_relocate_functions::movw_rel): New method.
1700 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1701 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1703 (Arm_relocate_functions::thm_movw_rel): New method.
1704 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1706 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1708 (Target_arm::Scan::global): Likewise.
1709 (Target_arm::Relocate::relocate): Likewise.
1710 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1713 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1715 * arm.cc: Added support for ARM group relocations.
1716 (Target_arm::reloc_needs_sym_origin): New method.
1717 (Arm_relocate_functions::calc_grp_kn): New method.
1718 (Arm_relocate_functions::calc_grp_residual): New method.
1719 (Arm_relocate_functions::calc_grp_gn): New method.
1720 (Arm_relocate_functions::arm_grp_alu): New Method.
1721 (Arm_relocate_functions::arm_grp_ldr): New Method.
1722 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1723 (Arm_relocate_functions::arm_grp_ldc): New Method.
1724 (Target_arm::Scan::local): Handle the ARM group relocations.
1725 (Target_arm::Scan::global): Likewise.
1726 (Target_arm::Relocate::relocate): Likewise.
1727 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1730 2010-01-26 Doug Kwan <dougkwan@google.com>
1732 * arm.cc (set): Include.
1733 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1735 (Arm_output_section::Text_section_list): New type.
1736 (Arm_output_section::append_text_sections_to_list): New method.
1737 (Arm_output_section::fix_exidx_coverage): Ditto.
1738 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1739 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1740 Relobj::set_section_offset() instead of
1741 Sized_relobj::invalidate_section_offset().
1742 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1743 parameter for section headers. Ignore relocation sections for
1744 unallocated sections and EXIDX sections.
1745 (Target_arm::fix_exidx_coverage): New method.
1746 (Target_arm::output_section_address_less_than): New type.
1747 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1748 linked text section instead of the EXIDX section.
1749 (Arm_output_section::create_stub_group): Add an assertion to check
1750 that this is not an EXIDX output section.
1751 (Arm_output_section::append_text_sections_to_list): New method.
1752 (Arm_output_section::fix_exidx_coverage): Ditto.
1753 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1754 Arm_relobj::section_needs_reloc_stub_scanning.
1755 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1757 (Target_arm::fix_exidx_coverage): New method.
1758 * object.h (Relobj::set_output_section): New method.
1759 (Sized_relobj::invalidate_section_offset): Remove method.
1760 (Sized_relobj::do_invalidate_section_offset): Remove method.
1761 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1763 2010-01-25 Doug Kwan <dougkwan@google.com>
1765 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1766 Fix warning due to signed and unsigned comparison on a 32-bit host.
1768 2010-01-22 Doug Kwan <dougkwan@google.com>
1770 * arm.cc (Target_arm::do_relax): Record an output section for section
1771 offset adjustment it contains any stub table that has changed.
1772 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1773 offsets in an output section if necessary.
1774 * output.cc (Output_section::Output_section): Initialize
1775 section_offsets_need_adjustments_.
1776 (Output_section::add_input_section_for_script): Renamed to
1777 Output_section::add_simple_input_section.
1778 (Output_section::save_states): Add a comment.
1779 (Output_section::discard_states): New method defintion.
1780 (Output_section::adjust_section_offsets): Same.
1781 * output.h (Output_section::add_input_section_for_script): Renamed to
1782 Output_section::add_simple_input_section.
1783 (Output_section::discard_states): New method declaration.
1784 (Output_section::adjust_section_offsets): Same.
1785 (Output_section::section_offsets_need_adjustment,
1786 Output_section::set_section_offsets_need_adjustment): New method
1788 (Output_section::section_offsets_need_adjustment_): New data member.
1789 * script-sections.cc
1790 (Output_section_element_input::set_section_address): Adjust code for
1791 renaming of Output_section::add_input_section_for_script.
1792 (Orphan_output_section::set_section_address): Same.
1794 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1796 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1797 Fix_v4bx enum values .
1798 * gold/options.h (General_options): New option definitions.
1799 (General_options::fix_v4bx): New method.
1800 (General_options::Fix_v4bx): New enum.
1801 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1802 (General_options::parse_fix_v4bx_interworking): New method.
1804 2010-01-22 Doug Kwan <dougkwan@google.com>
1806 * arm.cc (Arm_exidx_fixup): New class.
1808 2010-01-21 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1812 (Arm_exidx_section_offset_map): New type.
1814 2010-01-21 Doug Kwan <dougkwan@google.com>
1816 * arm.cc (Arm_exidx_input_section): New class.
1817 (Arm_relobj::exidx_input_section_by_link,
1818 Arm_relobj::exidx_input_section_by_shndx,
1819 Arm_relobj::make_exidx_input_section): New methods.
1820 (read_arm_attributes_section): Remove.
1821 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1822 information about them.
1823 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1826 2010-01-20 Doug Kwan <dougkwan@google.com>
1828 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1829 Input_section_specifier to Section_id.
1830 (Target_arm::new_arm_input_section: Adjust code for change of key
1832 (Target_arm::find_arm_input_section): Ditto.
1833 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1834 (Section_id): Remove.
1835 (Garbage_collection::Section_id_hash): Remove.
1836 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1837 (Section_id): Remove.
1838 (Icf::Section_id_hash): Remove.
1839 * object.h (Section_id, Const_section_id, Section_id_hash,
1840 Const_section_id_hash): New type definitions.
1841 * output.cc (Output_section::add_relaxed_input_section): Change to
1842 use Const_section_id instead of Input_section_specifier as key type.
1843 (Output_section::add_merge_input_section): Ditto.
1844 (Output_section::build_relaxation_map): Change to use Section_id
1845 instead of Input_section_specifier as key type.
1846 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1848 (Output_section::convert_input_sections_to_relaxed_sections): Change
1849 to use Const_section_id instead of Input_section_specifier as key type.
1850 (Output_section::find_merge_section): Ditto.
1851 (Output_section::find_relaxed_input_section): Ditto.
1852 * output.h (Input_section_specifier): Remove class.
1853 (Output_section::Output_section_data_by_input_section_map): Change
1854 key type to Const_section_id.
1855 (Output_section::Output_relaxed_input_section_by_input_section_map):
1857 (Output_section::Relaxation_map): Change key type to Section_id.
1859 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1861 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1862 (class Arm_v4bx_stub): New class.
1863 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1864 (Stub_factory::make_arm_v4bx_stub): New method.
1865 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1866 (Stub_table::empty): Handle v4bx stubs.
1867 (Stub_table::add_arm_v4bx_stub): New method.
1868 (Stub_table::find_arm_v4bx_stub): New method.
1869 (Arm_relocate_functions::v4bx): New method.
1870 (Target_arm::fix_v4bx): New method.
1871 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1872 (Stub_table::relocate_stubs): Likewise.
1873 (Stub_table::do_write): Likewise.
1874 (Stub_table::update_data_size_and_addralign): Likewise.
1875 (Stub_table::finalize_stubs): Likewise.
1876 (Target_arm::Scan::local): Likewise.
1877 (Target_arm::Scan::global): Likewise.
1878 (Target_arm::do_finalize_sections): Likewise.
1879 (Target_arm::Relocate::relocate): Likewise.
1880 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1882 (Target_arm::scan_reloc_for_stub): Likewise.
1883 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1885 2010-01-19 Ian Lance Taylor <iant@google.com>
1887 * output.cc (Output_section_headers::do_sized_write): Write large
1888 segment count to sh_info field.
1889 (Output_file_header::do_sized_write): For large segment count,
1890 write PN_XNUM to e_phnum field.
1892 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1894 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1895 (Arm_relocate_functions::thm_jump8): New function.
1896 (Arm_relocate_functions::thm_jump11): New function.
1897 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1899 (Target_arm::Scan::global): Likewise.
1900 (Target_arm::Relocate::relocate): Likewise.
1901 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1904 2010-01-14 Doug Kwan <dougkwan@google.com>
1906 * arm.cc (map, utility): Include headers.
1907 (Target_arm::apply_cortex_a8_workaround): New method.
1908 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1909 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1910 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1911 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1912 the --[no-]fix-cortex-a8 command line options.
1913 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1914 (Target_arm::relocate_stub): Use addend in instruction template.
1915 * options.h (DEFINE_bool): Set the user-set flag.
1916 (General_options): Add --[no-]-fix-cortex options.
1917 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1918 : Update fast look-up map after conversion.
1920 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1922 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1923 in the first pass of do_layout.
1925 2010-01-13 Doug Kwan <dougkwan@google.com>
1927 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1928 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1929 apparent compiler problem of not folding static constant integral
1930 data members of elfcpp::Elf_sizes<32>.
1932 2010-01-13 Doug Kwan <dougkwan@google.com>
1934 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1935 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1936 Arm_relobj::scan_section_for_cortex_a8_erratum,
1937 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1938 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1939 sections to scan for relocation stubs into a new method
1940 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1941 relocation and Cortex-A8 stub scanning.
1942 (Target_arm::do_relax): Force stubs to be after stubbed sections
1943 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1944 the beginning of a new relaxation pass. Update a comment.
1945 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1947 2010-01-12 Ian Lance Taylor <iant@google.com>
1949 * target-reloc.h (visibility_error): New inline function.
1950 (relocate_section): Call visibility_error.
1951 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1952 (MOSTLYCLEANFILES): Likewise.
1953 (protected_4_pic.o, protected_3.err): New targets.
1954 * testsuite/protected_4.cc: New file.
1956 2010-01-12 Doug Kwan <dougkwan@google.com>
1958 * arm.cc (Cortex_a8_reloc): New class.
1959 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1960 and cortex_a8_relocs_info_.
1961 (Target_arm::fix_cortex_a8): New method definition.
1962 (Target_arm::Cortex_a8_relocs_info): New type.
1963 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1964 New data member declarations.
1965 (Target_arm::scan_reloc_for_stub): Record information about
1966 relocations for THUMB branches that might be exempted from the
1967 Cortex-A8 workaround.
1968 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1969 at the beginning of a relaxation pass.
1971 2010-01-12 Doug Kwan <dougkwan@google.com>
1973 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1974 (Arm_relobj::Mapping_symbol_position,
1975 Arm_reloj::Mapping_symbol_position_less,
1976 Arm_relobj::Mapping_symbols_info): New types.
1977 (Target_arm::is_mapping_symbol_name): New method definition.
1978 (Arm_relobj::do_count_local_symbols): Save information about mapping
1981 2010-01-11 Doug Kwan <dougkwan@google.com>
1983 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1984 Arm_relocate_functions::thumb32_branch_upper,
1985 Arm_relocate_functions::thumb32_branch_lower,
1986 Arm_relocate_functions::thumb32_cond_branch_offset,
1987 Arm_relocate_functions::thumb32_cond_branch_upper,
1988 Arm_relocate_functions::thumb32_cond_branch_lower,
1989 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1990 branch offset encoding.
1991 (Arm_relocate_functions::thumb_branch_common): Use new branch
1992 offset encoding methods to avoid code duplication.
1993 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1994 (Stub_addend_reader::operator()): Use new branch encoding method
1995 to avoid code duplication.
1997 2010-01-11 Doug Kwan <dougkwan@google.com>
1999 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2000 (Target_arm::do_finalize_sections): Define special EXIDX section
2001 symbols only if referenced.
2002 * gc.h (Garbage_collection::add_reference): New method.
2003 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2006 2010-01-11 Ian Lance Taylor <iant@google.com>
2008 * script.cc (Version_script_info::build_expression_list_lookup):
2009 Change complaing about duplicate wildcard match from error to
2012 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2014 (Version_script_info::Version_script_info): Initialize globs_,
2015 default_version_, default_is_global_, and exact_. Don't
2016 initialize globals_ or locals_.
2017 (Version_script_info::build_lookup_tables): Build local symbols
2019 (Version_script_info::unquote): New function.
2020 (Version_script_info::add_exact_match): New function.
2021 (Version_script_info::build_expression_list_lookup): Remove lookup
2022 parameter. Add is_global parameter. Change all callers. Handle
2023 wildcard pattern specially. Unquote pattern. Call
2025 (Version_script_info::get_name_to_match): New function.
2026 (Version_script_info::get_symbol_version): New function.
2027 (Version_script_info::get_symbol_version_helper): Remove.
2028 (Version_script_info::check_unmatched_names): Call unquote.
2029 * script.h (class Version_script_info): Change get_symbol_version
2030 to be non-inline and add is_global parameter; change all callers.
2031 Rewrite symbol_is_local. Update declarations. Define struct
2032 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2033 Remove globals_ and locals_ members. Add exact_, globs_,
2034 default_version_, is_global_.
2035 (Version_script_info::Glob): Remove pattern, add expression and
2036 is_global. Update constructor. Change all callers.
2037 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2039 (Versions::symbol_section_contents): If a symbol is undefined, or
2040 defined in a dynamic object, set the version index to
2042 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2044 (Symbol_table::add_from_pluginobj): Likewise.
2045 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2047 2010-01-11 Doug Kwan <dougkwan@google.com>
2049 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2050 (incremental_dump_LDADD): Add linking option for libintl.
2051 * Makefile.in: Regenerate.
2053 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2056 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2058 * testsuite/Makefile.in: Regenerated.
2060 2010-01-10 Doug Kwan <dougkwan@google.com>
2062 * options.h (DEFINE_var): Use parentheses around argument varname__
2063 in macro body to avoid any unintended subsequent substitutions.
2065 2010-01-10 Ian Lance Taylor <iant@google.com>
2067 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2068 candidates before doing symbol resolution.
2070 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2071 ODR candidates if only one is weak.
2073 2010-01-08 Ian Lance Taylor <iant@google.com>
2075 * script.cc (Version_script_info::build_expression_list_lookup):
2076 Don't warn about ambiguous version, just record the ambiguity.
2077 (Version_script_info::get_symbol_version_helper): Give error if
2078 version is ambiguous.
2080 2010-01-08 Doug Kwan <dougkwan@google.com>
2082 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2083 prev_data_size_ and prev_addralign_. Remove initializer for
2084 deleted data member has_been_changed_.
2085 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2086 to determine if the table is empty.
2087 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2089 (Stub_table::add_reloc_stub): Define method in class definition
2090 instead of just declaring it there.
2091 (Stub_table::add_cortex_a8_stub): New method definition.
2092 (Stub_table::update_data_size_and_addralign): Ditto.
2093 (Stub_table::finalize_stubs): Ditto.
2094 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2095 (Stub_table::do_addralign_): Return address alignment in the
2096 (Stub_table::do_reset_address_and_file_offset): Define method in
2097 class definition instead of declaring it there. Set current data
2098 size to be the data size of the previous pass.
2099 (Stub_table::set_final_data_size): Use current data size as the
2101 (Stub_table::relocate_stub): Change parameter type of stub from
2102 Reloc_stub pointer to Stub pointer.
2103 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2104 (Stub_table::Cortex_a8_stub_list): New typedef.
2105 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2106 Stub_table::prev_addralign_): New data member.
2107 (Arm_relobj::Arm_relobj): Initialize data member
2108 section_has_cortex_a8_workaround_.
2109 (Arm_relobj::section_has_cortex_a8_workaround,
2110 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2112 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2114 (Target_arm::relocate_stub): Change parameter type of stub from
2115 Reloc_stub pointer to Stub pointer.
2116 (Insn_template::size, Insn_template::alignment): Handle
2117 THUMB16_SPECIAL_TYPE.
2118 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2119 Stub_table::update_data_size_and_addralign,
2120 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2122 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2123 (Stub_table::do_write): Ditto.
2124 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2126 2010-01-08 Ian Lance Taylor <iant@google.com>
2129 * symtab.h (class Symbol): Remove fields is_target_special_ and
2130 has_plt_offset_. Add field is_defined_in_discarded_section_.
2131 (Symbol::is_defined_in_discarded_section): New function.
2132 (Symbol::set_is_defined_in_discarded_section): New function.
2133 (Symbol::has_plt_offset): Rewrite.
2134 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2135 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2136 Don't initialize is_target_special_ or has_plt_offset_.
2137 Initialize is_defined_in_discarded_section_.
2138 (Symbol_table::add_from_relobj): If appropriate, set
2139 is_defined_in_discarded_section.
2140 * resolve.cc (Symbol::override_base_with_special): Don't test
2141 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2142 * target-reloc.h (relocate_section): Do special handling for
2143 symbols defined in discarded sections for global symbols as well
2146 2010-01-08 Ian Lance Taylor <iant@google.com>
2148 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2149 the SHT_SYMTAB case.
2151 2010-01-08 Ian Lance Taylor <iant@google.com>
2153 * object.cc (Sized_relobj::do_layout): Don't get confused if
2154 layout_eh_frame returns NULL.
2156 2010-01-08 Ian Lance Taylor <iant@google.com>
2159 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2160 dynamic symbol table, use the normal symbol table.
2161 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2164 2010-01-08 Ian Lance Taylor <iant@google.com>
2167 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2170 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2172 * version.cc (print_version): Change to "Copyright 2010".
2174 2010-01-08 Ian Lance Taylor <iant@google.com>
2178 * i386.cc (class Target_i386): Change return type of plt_section
2180 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2181 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2182 tls_desc_rel_ field.
2183 (Output_data_plt_i386::rel_tls_desc): New function.
2184 (Target_i386::rel_tls_desc_section): New function.
2185 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2186 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2187 R_386_TLS_DESC reloc in rel_tls_desc_section.
2188 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2189 Define struct Tlsdesc_info.
2190 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2191 (Target_x86_64::do_reloc_symbol_index): New function.
2192 (Target_x86_64::add_tlsdesc_info): New function.
2193 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2194 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2196 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2198 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2199 (Target_x86_64::rela_tlsdesc_section): New function.
2200 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2202 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2203 (Target_x86_64::do_reloc_addend): New function.
2204 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2205 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2206 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2207 (Output_reloc::type): New function.
2208 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2209 (Output_reloc::is_target_specific): New function.
2210 (Output_reloc::target_arg): New function.
2211 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2212 absolute relocs and target specific relocs.
2213 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2214 add_target_specific.
2215 (class Output_data_reloc) [SHT_RELA]: Likewise.
2216 * output.cc (Output_reloc::Output_reloc): Add four new versions
2217 for absolute relocs and target specific relocs.
2218 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2219 (Output_reloc::get_symbol_index): Likewise.
2220 (Output_reloc::local_section_offset): Check that local_sym_index_
2221 is not TARGET_CODE or 0.
2222 (Output_reloc::symbol_value): Likewise.
2223 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2225 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2226 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2228 * layout.cc (add_target_dynamic_tags): Use output section for
2229 DT_PLTRELSZ and DT_JMPREL.
2231 2010-01-07 Ian Lance Taylor <iant@google.com>
2234 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2236 (class Output_data_reloc_generic): Define.
2237 (class Output_data_reloc_base): Change base class to
2238 Output_data_reloc_generic. Change add() method to call
2239 bump_relative_reloc_count for a relative reloc. Remove
2241 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2243 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2244 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2246 * layout.h (class Layout): Update declaration.
2248 2010-01-07 Ian Lance Taylor <iant@google.com>
2250 * output.h (class Output_data): Add const version of
2251 output_section and do_output_section.
2252 (class Output_section_data): Add const version of
2254 (class Output_section): Likewise.
2255 * layout.cc (Layout::add_target_dynamic_tags): New function.
2256 * layout.h (class Layout): Update declarations.
2257 * arm.cc (Target_arm::do_finalize_sections): Use
2258 add_target_dynamic_tags.
2259 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2260 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2261 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2262 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2264 2010-01-07 Ian Lance Taylor <iant@google.com>
2267 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2270 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2271 Ian Lance Taylor <iant@google.com>
2274 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2275 Xindex::read_symtab_xindex.
2277 2010-01-07 Doug Kwan <dougkwan@google.com>
2279 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2280 (Insn_template::thumb16_bcond_insn): New method declaration.
2281 (Insn_template): Fix spelling.
2282 (Stub::thumb16_special): New method declaration.
2283 (Stub::do_write): Define virtual method which was previously pure
2285 (Stub::do_thumb16_special): New method declaration.
2286 (Stub::do_fixed_endian_write): New template member.
2287 (Reloc_stub::do_write): Remove.
2288 (Reloc_stub::do_fixed_endian_write): Remove.
2289 (Cortex_a8_stub): New class definition.
2290 (Stub_factory::make_cortex_a8_stub): New method definition.
2291 (Stub_factory::Stub_factory): Add missing static storage class
2292 qualifier for elf32_arm_stub_a8_veneer_blx.
2294 2010-01-07 Ian Lance Taylor <iant@google.com>
2297 * options.h (class General_options): Add --warn-unresolved-symbols
2298 and --error-unresolved-symbols.
2299 * errors.cc (Errors::undefined_symbol): Implement
2300 --warn-unresolved-symbols.
2302 * options.h (class General_options): Add -z text and -z textoff.
2303 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2305 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2307 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2308 (Garbage_collection::cident_sections): New function.
2309 (Garbage_collection::add_cident_section): New function.
2310 (Garbage_collection::cident_sections_): New member.
2311 (gc_process_relocs): Add references to sections whose names are C
2313 * gold.h (cident_section_start_prefix): New constant.
2314 (cident_section_stop_prefix): New constant.
2315 (is_cident): New function.
2316 * layout.cc (Layout::define_section_symbols): Replace string constants
2317 with the newly defined constants.
2318 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2320 * testsuite/Makefile.am: Add gc_orphan_section_test.
2321 * testsuite/Makefile.in: Regenerate.
2322 * testsuite/gc_orphan_section_test.cc: New file.
2323 * testsuite/gc_orphan_section_test.sh: New file.
2325 2010-01-06 Ian Lance Taylor <iant@google.com>
2328 * options.h (class General_options): Add --warn-shared-textrel.
2329 * layout.cc (Layout::finish_dynamic_section): Implement
2330 --warn-shared-textrel.
2333 * options.h (class General_options): Add --warn-multiple-gp.
2335 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2337 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2338 $(THREADSLIB) and $(LIBDL).
2339 * Makefile.in: Rebuild.
2341 2010-01-06 Ian Lance Taylor <iant@google.com>
2344 * options.cc (General_options::parse_section_start): New function.
2345 (General_options::section_start): New function.
2346 (General_options::General_options): Initialize all members.
2347 * options.h: Include <map>
2348 (class General_options): Add --section-start. Add section_starts_
2350 * layout.cc (Layout::attach_allocated_section_to_segment): If
2351 --section-start was used, set the address of the segment. Remove
2352 local sort_sections.
2353 (Layout::relaxation_loop_body): If the address of the load segment
2354 has been set by --section-start, don't use it.
2355 * output.h (Output_segment::update_flags_for_output_section): New
2357 * output.cc (Output_segment::add_output_section): Call
2358 update_flags_for_output_section.
2360 2010-01-05 Ian Lance Taylor <iant@google.com>
2363 * options.h (class General_options): Add --undefined-version.
2364 * script.cc (struct Version_expression): Add was_matched_by_symbol
2366 (Version_script_info::matched_symbol): New function.
2367 (Version_script_info::get_symbol_version_helper): Call
2369 (Version_script_info::check_unmatched_names): New function.
2370 * script.h (class Version_script_info): Update declarations.
2371 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2373 * options.h (class General_options): Use DEFINE_bool_alias for
2374 allow_multiple_definition.
2375 * resolve.cc (Symbol_table::should_override): Don't test
2376 allow_multiple_definition.
2379 * options.h (class General_options): Add --cref.
2380 * main.cc (main): Print cref table if --cref. Don't close mapfile
2381 until after printing cref table.
2382 * cref.cc: Include "symtab.h".
2383 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2384 (Cref_table_compare::operator()): New function.
2385 (Cref_inputs::gather_cref): New function.
2386 (filecol): New static const.
2387 (Cref_inputs::print_cref): New function.
2388 (Cref::print_cref): New function.
2389 * cref.h: Include <cstdio>.
2390 (class Cref): Update declarations.
2391 * mapfile.h (Mapfile::file): New function.
2392 * object.h (class Object): Define Symbols. Declare virtual
2393 do_get_global_symbols.
2394 (Object::get_global_symbols): New function.
2395 * object.cc (Input_objects::add_object): Pass object to cref_ if
2397 (Input_objects::archive_start): Likewise.
2398 (Input_objects::archive_stop): Likewise.
2399 (Input_objects::print_cref): New function.
2400 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2401 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2403 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2405 * plugin.h (class Sized_pluginobj): Update declarations.
2407 2010-01-05 Ian Lance Taylor <iant@google.com>
2409 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2410 to is_default_version. Rename insdef to insdefault.
2411 (Symbol_table::add_from_relobj): Rename def to is_default_version
2412 and local to is_forced_local.
2413 (Symbol_table::add_from_pluginobj): Likewise.
2414 (Symbol_table::add_from_dynobj): Likewise.
2415 (Symbol_table::define_special_symbol): Rename insdef to
2418 2010-01-04 Ian Lance Taylor <iant@google.com>
2421 * options.h (class General_options): Add
2422 --allow-multiple-definition and -z muldefs.
2423 * resolve.cc (Symbol_table::should_override): Don't warn about a
2424 multiple symbol definition if --allow-multiple-definition or -z
2428 * options.h (class General_options): Add --add-needed and
2429 --copy-dt-needed-entries. Tweak --as-needed help entry.
2430 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2431 error if --copy-dt-needed-entries aka --add-needed is used and
2432 would cause a change in behaviour.
2435 * options.h (class General_options): Add -G as a short version of
2436 --shared. Add no-op options -assert, -g, and -i.
2438 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2440 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2441 check for .text or .gnu.linkonce.t sections.
2442 * icf.cc (Icf::find_identical_sections): Ditto.
2443 Change the detection for mangled function name within the section
2445 * icf.h (is_section_foldable_candidate): New function.
2447 2009-12-30 Ian Lance Taylor <iant@google.com>
2450 * options.h (class General_options): Permit two dashes with
2451 --retain-symbols-file.
2453 2009-12-30 Ian Lance Taylor <iant@google.com>
2456 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2457 don't put the file header and segment headers in the text
2461 * common.cc (Sort_commons::operator()): Stabilize sort when both
2463 (Symbol_table::do_allocate_commons_list): When allocating common
2464 symbols, skip a symbol which is no longer common.
2465 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2466 an object before checking its type.
2467 * testsuite/common_test_2.c: New file.
2468 * testsuite/common_test_3.c: New file.
2469 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2470 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2471 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2472 (common_test_2_pic.o, common_test_2.so): New targets.
2473 (common_test_3_pic.o, common_test_3.so): New targets.
2474 * testsuite/Makefile.in: Rebuild.
2477 * script.cc (read_input_script): If we see a new SECTIONS clause,
2478 and we have added an input section, give an error.
2479 * layout.h (class Layout): Add have_added_input_section function.
2480 Add have_added_input_section_ field.
2481 * layout.cc (Layout::Layout): Initialize
2482 have_added_input_section_.
2483 (Layout::layout): Set have_added_input_section_.
2484 (Layout::layout_eh_frame): Likewise.
2486 2009-12-30 Ian Lance Taylor <iant@google.com>
2489 * options.h (class General_options): Add --sort-common option.
2490 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2491 * common.cc (Sort_common): Add sort_order parameter to
2492 constructor. Add sort_order_ field.
2493 (Sort_commons::operator): Check sort_order_.
2494 (Symbol_table::allocate_commons): Determine the sort order.
2495 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2497 (Symbol_table::do_allocate_commons_list): Likewise.
2499 2009-12-30 Ian Lance Taylor <iant@google.com>
2502 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2503 symbols from this object, don't change the visibility of an
2505 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2507 2009-12-30 Ian Lance Taylor <iant@google.com>
2510 * script.h (class Version_script_info): Define Language enum.
2511 Update declarations. Define Glob, Exact, and Lookup types. Add
2512 new fields globals_, locals_, and is_finalized_.
2513 * script.cc: Various formatting fixes.
2514 (class Parser_closure): Change language_stack_ from a vector of
2515 std::string to one of Version_script_info::Language. Adjust all
2517 (class Lazy_demangler): Remove.
2518 (struct Version_expression): Change language from std::string to
2519 Version_script_info::Language.
2520 (Version_script_info::Version_script_info): New function.
2521 (Version_script_info::~Version_script_info): Don't call clear.
2522 (Version_script_info::finalize): New function.
2523 (Version_script_info::build_lookup_tables): New function.
2524 (Version_script_info::build_expression_list_lookup): New
2526 (Version_script_info::get_symbol_version_helper): Rewrite to use
2528 (Version_script_info::print_expression_list): Adjust to use
2529 Version_script_info::Language.
2530 (script_push_lex_into_version_mode): Check that the version script
2531 has not been finalized.
2532 (version_script_push_lang): Change language string to
2533 Version_script_info::Language.
2534 * options.cc (Command_line::version_script): New function.
2535 * options.h (class General_options): Add finalize_dynamic_list
2536 function. Change version_script from declaration to definition.
2537 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2538 * testsuite/version_script.map: Remove duplicate def of foo.
2539 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2541 * testsuite/Makefile.in: Rebuild.
2543 2009-12-30 Ian Lance Taylor <iant@google.com>
2546 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2547 if the input symbol index is 0, make the output symbol index 0.
2549 2009-12-30 Ian Lance Taylor <iant@google.com>
2552 * options.h (class General_options): Add -x/--discard-all.
2553 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2554 --discard-all. If the local symbol needs a dynamic entry, check
2555 that before handling --discard-locals.
2557 2009-12-30 Ian Lance Taylor <iant@google.com>
2560 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2562 (Output_segment::add_output_section): Don't change the flags if
2566 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2567 GNU hash table if they need a dynamic value. Otherwise, don't add
2568 them if they are defined in a dynamic object or are forced local.
2570 2009-12-29 Ian Lance Taylor <iant@google.com>
2573 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2574 .gnu.hash table for a 32-bit target.
2577 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2578 regular and a dynamic object only needs a dynamic symbol table
2579 entry if it is externally visible.
2582 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2583 constructor. Add global_offset_table_ field.
2584 (Target_i386::got_section): Set global_offset_table_.
2585 (Target_i386::do_finalize_sections): Set global_offset_table_
2587 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2588 in constructor. Add global_offset_table_ field.
2589 (Target_x86_64::got_section): Set global_offset_table_.
2590 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2593 * layout.cc (Layout::Layout): Initialize increase_relro_.
2594 (Layout::get_output_section): Add is_relro, is_last_relro, and
2595 is_first_non_relro parameters. Change all callers.
2596 (Layout::choose_output_section): Likewise.
2597 (Layout::add_output_section_data): Likewise.
2598 (Layout::make_output_section): Likewise.
2599 (Layout::set_segment_offsets): Clear increase_relro when using a
2601 * layout.h (class Layout): Add increase_relro method. Add
2602 increase_relro_ field. Update declarations.
2603 * output.cc (Output_section::Output_section): Initialize
2604 is_last_relro_ and is_first_non_relro_.
2605 (Output_segment::add_output_section): Group relro sections is
2606 do_sort is true. Handle is_last_relro and is_first_non_relro.
2607 (Output_segment::maximum_alignment): Remove relro handling.
2608 (Output_segment::set_section_addresses): Add increase_relro
2609 parameter. Change all callers. Add initial alignment to align
2610 relro sections on separate page. Remove old relro handling.
2611 (Output_segment::set_section_list_addresses): Remove in_relro
2612 parameter. Change all callers.
2613 (Output_segment::set_offset): Add increase parameter. Change all
2614 callers. Remove old relro handling.
2615 * output.h (class Output_section): Add new methods: is_last_relro,
2616 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2617 Add is_last_relro_ and is_first_non_relro_ fields.
2618 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2619 Create separate .got.plt section. Call increase_relro.
2620 * x86_64.cc (Target_x86_64::got_section): Likewise.
2621 * testsuite/relro_script_test.t: Add .got.plt.
2624 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2625 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2626 (Layout::finalize): Call set_dynamic_symbol_size.
2627 (Layout::set_dynamic_symbol_size): New function.
2628 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2629 set_dynamic_symbol_size.
2632 * output.h (class Output_section): Add is_entsize_zero_ field.
2633 * output.cc (Output_section::Output_section): Initialize
2635 (Output_section::set_entsize): If two different entsizes are
2636 requested, force it to zero.
2637 (Output_section::add_input_section): Set flags for .debug_str
2638 before updating section flags. Set entsize.
2639 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2640 and SHF_STRING if all input sections have those flags.
2642 2009-12-29 Rafael Espindola <espindola@google.com>
2644 * main.cc (main): Fix the sys time reporting.
2645 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2648 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2650 * options.cc (General_options::parse_version): Allow -v to exit
2651 without an error if there is nothing to link.
2653 2009-12-29 Ian Lance Taylor <iant@google.com>
2655 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2656 using a version of gcc before 4.1.
2657 * configure: Rebuild.
2659 2009-12-28 Chris Demetriou <cgd@google.com>
2661 * attributes.cc (Output_attributes_section_data::do_write): Use
2662 std::vector::front rather than std::vector::data.
2664 2009-12-28 Ian Lance Taylor <iant@google.com>
2666 * symtab.h (class Symbol_table): Add enum Defined.
2667 * resolve.cc (Symbol_table::should_override): Add defined
2668 parameter. Change all callers. Test whether object is NULL
2669 before calling a method on it.
2670 (Symbol_table::report_resolve_problem): Add defined parameter.
2672 (Symbol_table::should_override_with_special): Likewise.
2673 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2674 parameter. Change all callers.
2675 (Symbol_table::do_define_in_output_data): Likewise.
2676 (Symbol_table::define_in_output_segment): Likewise.
2677 (Symbol_table::do_define_in_output_segment): Likewise.
2678 (Symbol_table::define_as_constant): Likewise.
2679 (Symbol_table::do_define_as_constant): Likewise.
2680 * script.h (class Symbol_assignment): Add is_defsym parameter to
2681 constructor; change all callers.
2682 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2683 parameter. Change all callers. Add is_defsym_ field.
2684 (class Parser_closure): Add parsing_defsym parameter to
2685 constructor; change all callers. Add parsing_defsym accessor
2686 function. Add parsing_defsym_ field.
2688 2009-12-28 Ian Lance Taylor <iant@google.com>
2690 * gold.cc (queue_middle_tasks): Fix formatting.
2691 * object.cc (Relobj::is_section_name_included): Likewise.
2693 2009-12-23 Ian Lance Taylor <iant@google.com>
2695 * i386.cc (Target_i386::do_calls_non_split): Recognize
2696 -fsplit-stack prologue for a function with a static chain.
2697 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2698 -fsplit-stack prologue when using %r11.
2700 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2702 * options.cc (General_options::parse_version): Make -v continue and do
2703 the link like GNU ld does.
2705 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2707 * Makefile.am (CCFILES): Add timer.cc.
2708 (HFILES): Add timer.h.
2709 * configure.ac: Check for sysconf and times.
2710 * main.cc: include timer.h.
2711 (main): Use Timer instead of get_run_time.
2714 * workqueue.cc: include timer.h.
2715 (Workqueue::find_and_run_task):
2716 Report user, sys and wall time.
2717 * Makefile.in: Regenerate.
2718 * config.in: Regenerate.
2719 * configure: Regenerate.
2721 2009-12-16 Doug Kwan <dougkwan@google.com>
2723 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2725 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2726 relaxed input sections.
2727 * output.cc (Output_section::find_relaxed_input_section): Change
2728 return type to Output_relaxed_input_section pointer. Adjust code
2729 for new type of relaxed_input_section_map_.
2730 * output.h (Output_section::find_relaxed_input_section): Change
2731 return type to Output_relaxed_input_section pointer.
2732 (Output_section::Output_relaxed_input_section_by_input_section_map):
2734 (Output_section::relaxed_input_section_map_): Change type to
2735 Output_section::Output_relaxed_input_section_by_input_section_map.
2736 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2739 2009-12-15 Ian Lance Taylor <iant@google.com>
2741 * layout.cc (Layout::create_shstrtab): Only write out after input
2742 sections if we are compressing debug sections.
2744 2009-12-15 Ian Lance Taylor <iant@google.com>
2746 * archive.cc (Archive::add_symbols): Only look up a symbol without
2747 a version if there is, in fact, a version.
2749 2009-12-14 Ian Lance Taylor <iant@google.com>
2751 Revert -Wshadow changes, all changes from:
2752 2009-12-11 Doug Kwan <dougkwan@google.com>
2753 2009-12-11 Nick Clifton <nickc@redhat.com>
2754 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2756 2009-12-11 Doug Kwan <dougkwan@google.com>
2758 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2760 * attributes.cc (Object_attribute::size): Ditto.
2761 (Attributes_section_data::size): Ditto.
2762 (Attributes_section_data::Attributes_section_data): Ditto.
2763 (Output_attributes_section_data::do_write): Ditto.
2764 * attributes.h (Object_attribute::set_type): Ditto.
2765 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2767 2009-12-11 Nick Clifton <nickc@redhat.com>
2769 * archive.cc: Fix shadowed variable warnings.
2771 * compressed_output.cc: Likewise.
2772 * compressed_output.h: Likewise.
2773 * configure: Likewise.
2774 * dwarf_reader.cc: Likewise.
2775 * dynobj.cc: Likewise.
2776 * dynobj.h: Likewise.
2777 * ehframe.cc: Likewise.
2778 * ehframe.h: Likewise.
2779 * errors.cc: Likewise.
2780 * expression.cc: Likewise.
2781 * fileread.cc: Likewise.
2782 * fileread.h: Likewise.
2783 * freebsd.h: Likewise.
2784 * i386.cc: Likewise.
2786 * incremental.h: Likewise.
2787 * layout.cc: Likewise.
2788 * layout.h: Likewise.
2789 * mapfile.cc: Likewise.
2790 * merge.cc: Likewise.
2791 * merge.h: Likewise.
2792 * object.cc: Likewise.
2793 * object.h: Likewise.
2794 * options.h: Likewise.
2795 * output.cc: Likewise.
2796 * output.h: Likewise.
2797 * parameters.cc: Likewise.
2798 * plugin.cc: Likewise.
2799 * powerpc.cc: Likewise.
2800 * reduced_debug_output.cc: Likewise.
2801 * reduced_debug_output.h: Likewise.
2802 * reloc.cc: Likewise.
2803 * reloc.h: Likewise.
2804 * resolve.cc: Likewise.
2805 * script-sections.cc: Likewise.
2806 * script.cc: Likewise.
2807 * script.h: Likewise.
2808 * sparc.cc: Likewise.
2809 * symtab.cc: Likewise.
2810 * symtab.h: Likewise.
2811 * target-select.cc: Likewise.
2812 * target-select.h: Likewise.
2813 * token.h: Likewise.
2814 * workqueue.cc: Likewise.
2815 * workqueue.h: Likewise.
2816 * x86_64.cc: Likewise.
2818 2009-12-10 Doug Kwan <dougkwan@google.com>
2820 * arm.cc (attributes.h): New include.
2821 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2822 (Arm_relobj::~Arm_relobj): Delete object pointed by
2823 attributes_section_data_.
2824 (Arm_relobj::attributes_section_data): New method definition.
2825 (Arm_relobj::attributes_section_data_): New data member declaration.
2826 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2827 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2828 attributes_section_data_.
2829 (Arm_dynobj::attributes_section_data): New method definition.
2830 (Arm_dynobj::attributes_section_data_): New data member declaration.
2831 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2832 initialization value of may_use_blx_ to false.
2833 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2834 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2835 object attributes to compute results instead of hard-coding.
2836 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2837 Target_arm::get_secondary_compatible_arch,
2838 Target_arm::set_secondary_compatible_arch
2839 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2840 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2841 New method declarations.
2842 (Target_arm::get_aeabi_object_attribute): New method definition.
2843 (Target_arm::attributes_section_data_): New data member declaration.
2844 (read_arm_attributes_section): New template definition.
2845 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2846 (Arm_dynobj::do_read_symbols): Ditto.
2847 (Target_arm::do_finalize_sections): Merge attributes sections from
2848 input. Check for BLX use after attributes section merging.
2849 Fix __exidx_start and __exidx_end visibility. Create an
2850 .ARM.attributes section if necessary.
2851 (Target_arm::get_secondary_compatible_arch,
2852 Target_arm::set_secondary_compatible_arch,
2853 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2854 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2855 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2856 New method definitions.
2858 2009-12-09 Ian Lance Taylor <iant@google.com>
2860 * plugin.cc (Plugin::load): Don't cast from void* to a function
2863 2009-12-09 Ian Lance Taylor <iant@google.com>
2865 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2868 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2870 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2871 Replace two_file_shared_1.so with two_file_shared_2.so.
2872 * testsuite/Makefile.in: Regenerated.
2874 2009-12-08 Doug Kwan <dougkwan@google.com>
2876 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2877 (HFILES): Add attributes.h and int_encoding.h.
2878 * Makefile.in: Regenerate.
2879 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2880 function definitions to int_encoding.cc
2881 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2882 prototypes to int_encoding.h
2883 * reduced_debug_output.cc (int_encoding.h): New include.
2884 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2885 function definitions to int_encoding.cc
2886 (insert_into_vector, read_from_pointer): Move template definitions to
2888 * attributes.cc: New file.
2889 * attributes.h: New file.
2890 * int_encoding.cc: New file.
2891 * int_encoding.h: New file.
2893 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2896 * incremental-dump.cc (dump_incremental_inputs): New.
2897 (main): Use dump_incremental_inputs.
2899 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2902 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2903 checking elfcpp::STT_FUNC.
2904 (Target_i386::Relocate::relocate): Likewise.
2905 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2907 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2908 symbols from shared libraries into normal FUNC symbols.
2910 * symtab.h (Symbol): Add is_func and use it.
2912 2009-12-05 Doug Kwan <dougkwan@google.com>
2914 * arm.cc (Target_arm::arm_info): Initialize new fields
2915 attributes_section and attributes_vendor.
2916 * i386.cc (Target_i386::i386_info): Same.
2917 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2918 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2919 fields attributes_section and attributes_vendor.
2920 * sparc.cc (Target_sparc::sparc_info): Same.
2921 * target.h (Target::attributes_section, Target::attributes_vendor,
2922 Target::is_attributes_section, Target::attribute_arg_type,
2923 Target::attributes_order): New method definitions.
2924 (Target::Target_info::attributes_section,
2925 Target::Target_info::attributes_vendor): New fields.
2926 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2927 virtual method definitions.
2928 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2929 attributes_section and attributes_vendor.
2930 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2932 2009-12-05 Doug Kwan <dougkwan@google.com>
2934 * arm.cc: Update comments about interworking and stub generation.
2935 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2936 considered as non-PIC.
2937 (Arm_relocate_functions::base_abs): Fix formatting.
2938 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2939 of function to use GOT entry address instead of offset.
2940 (Target_arm::Scan::global): Issue an error if a symbol would need a
2941 PLT does not get one because it is untyped. Remove code to create
2942 dynamic symbols for relative branches.
2943 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2944 takes unsigned integer instead of boolean.
2946 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2948 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2949 (two_file_test_LDADD): Likewise.
2950 (common_test_1_LDADD): Likewise.
2951 (exception_test_LDADD) Likewise.
2952 (weak_test_LDADD): Likewise.
2953 (many_sections_test_LDADD): Likewise.
2954 (initpri1_LDADD): Likewise.
2955 (script_test_1_LDADD): Likewise.
2956 (script_test_2_LDADD): Likewise.
2957 (justsyms_LDADD): Likewise.
2958 (binary_test_LDADD): Likewise.
2959 (large_LDADD): Likewise.
2960 * testsuite/Makefile.in: Regenerated.
2962 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2964 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2965 (Symbol_table::override_with_special): Likewise.
2966 (Symbol_table::add_from_object): Likewise.
2968 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2970 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2971 Don't set the data_offset twice.
2973 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2975 * testsuite/Makefile.in: Regenerate.
2977 2009-12-03 Doug Kwan <dougkwan@google.com>
2979 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2980 (Target_arm::do_finalize_sections): Add parameter for symbol table
2981 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2982 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2983 parameter for symbol table pointer.
2984 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2985 an additional parameter for a pointer to symbol table.
2986 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2987 parameter for a symbol table pointer.
2988 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2989 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2991 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2992 parameter for a symbol table pointer.
2994 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2996 * incremental.cc (Incremental_inputs_header)
2997 (Incremental_inputs_header_write, Incremental_inputs_entry)
2998 (Incremental_inputs_entry_write): Move ...
2999 * incremental.h (Incremental_inputs_header)
3000 (Incremental_inputs_header_write, Incremental_inputs_entry)
3001 (Incremental_inputs_entry_write): here.
3003 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3005 * incremental.cc (make_sized_incremental_binary): Set the target.
3006 Error if it is incompatible.
3007 * output.h (Output_file): Add filename method.
3009 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3011 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3012 from the get_* methods.
3014 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3016 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3017 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3018 Write 0 for the data_offset of scripts.
3020 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3022 * testsuite/Makefile.am: Add the incremental_test.sh test.
3023 * testsuite/incremental_test.sh: New.
3024 * testsuite/incremental_test_1.c: New.
3025 * testsuite/incremental_test_2.c: New.
3027 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3029 * incremental-dump.cc (main): Fix typos.
3031 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3034 * incremental-dump.cc (main): Use llu to print 64 bit values.
3036 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3037 H.J. Lu <hongjiu.lu@intel.com>
3039 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3041 (incremental_dump_LDADD): Likewise.
3042 * Makefile.in: Regenerated.
3044 2009-11-25 Doug Kwan <dougkwan@google.com>
3048 2009-11-25 Doug Kwan <dougkwan@google.com>
3050 * arm.cc (Target_arm::Target_arm): Move method definition
3051 outside of class definition. Add code to handle
3052 --target1-rel, --target1-abs and --target2= options.
3053 (Target_arm::get_reloc_reloc_type): Change method to be
3054 non-static and const.
3055 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3056 New data member declaration.
3057 (Target_arm::Scan::local, Target_arm::Scan::global,
3058 Target_arm::Relocate::relocate,
3059 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3060 Adjust call to Target_arm::get_real_reloc_type.
3061 (Target_arm::get_real_reloc_type): Use command line options
3062 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3063 * options.h (--target1-rel, --target1-abs, --target2): New
3066 2009-11-25 Doug Kwan <dougkwan@google.com>
3068 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3069 class definition. Add code to handle --target1-rel, --target1-abs
3070 and --target2= options.
3071 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3073 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3075 (Target_arm::Scan::local, Target_arm::Scan::global,
3076 Target_arm::Relocate::relocate,
3077 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3078 call to Target_arm::get_real_reloc_type.
3079 (Target_arm::get_real_reloc_type): Use command line options to
3080 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3081 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3084 2009-11-25 Doug Kwan <dougkwan@google.com>
3086 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3087 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3088 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3090 (Arm_relocate_functions::thm_call): Replace body with a call to
3091 Arm_relocate_functions::thumb_branch_common.
3092 (Arm_relocate_functions::thm_jump24,
3093 Arm_relocate_functions::thm_xpc22): New method definitions.
3094 (Arm_relocate_functions::thumb_branch_common): New method definition.
3095 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3097 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3098 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3100 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3102 * Makefile.am: Build incremental-dump
3103 * Makefile.in: Regenerate.
3104 * incremental-dump.cc: New.
3105 * incremental.cc (Incremental_inputs_header_data,
3106 Incremental_inputs_entry_data): Move to incremental.h
3107 * incremental.h: (Incremental_inputs_header_data,
3108 Incremental_inputs_entry_data): Move from incremental.cc
3110 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3112 * incremental.cc (Incremental_inputs_header,
3113 Incremental_inputs_header_write, Incremental_inputs_entry,
3114 Incremental_inputs_entry_write): Add a typedef with the data type.
3116 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3118 * incremental.cc (Incremental_inputs_header,
3119 Incremental_inputs_header_write, Incremental_inputs_entry,
3120 Incremental_inputs_entry_write): Update comment about which
3121 type has the filed descriptions.
3123 2009-11-15 Doug Kwan <dougkwan@google.com>
3125 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3126 (Arm_relocate_functions::arm_branch_common): Change method defintion
3127 in class definition to a method declaration and update list of formal
3129 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3130 Arm_relocation_functions::jump24): Adjust call to
3131 Arm_relocate_functions::arm_branch_common. Update list of formal
3133 (Arm_relocate_functions::xpc25): New method definition.
3134 (Arm_relocate_functions::arm_branch_common): Move method defintion
3135 out from class definition. Use stubs for mode-switching and extending
3137 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3138 specially. Change code to enable use of stubs in ARM branches.
3140 2009-11-10 Doug Kwan <dougkwan@google.com>
3142 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3143 in method declaration.
3144 (Target_arm::relocate_stub): New method declaration.
3145 (Target_arm::default_target): Change to return a pointer instead of
3147 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3148 Target_arm::default_target.
3149 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3151 (Target_arm::relocate_section): Adjust view.
3152 (Target_arm::relocate_stub): New method definition.
3154 2009-11-10 Doug Kwan <dougkwan@google.com>
3156 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3158 * incremental.cc (open_incremental_binary): Initialized local
3159 variables to avoid warnings.
3160 * object.cc (make_elf_object): Ditto.
3161 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3164 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3167 * testsuite/plugin_test.c: Include "config.h".
3169 2009-11-09 Doug Kwan <dougkwan@google.com>
3171 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3172 (arm_symbol_value): Remove.
3173 (Arm_relocate_functions::arm_branch_common,
3174 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3175 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3176 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3177 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3178 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3179 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3180 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3181 Arm_relocate_functions::thm_mobw_abs_nc,
3182 Arm_relocate_functions::thm_mov_abs,
3183 Arm_relocate_functions::movw_prel_nc,
3184 Arm_relocate_functions::thm_movt_abs,
3185 Arm_relocate_functions::movt_prel,
3186 Arm_relocate_functions::thm_movw_prel_nc,
3187 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3188 (Target_arm::Relocate::relocate): Only decompose address into two
3189 parts if relocation type uses the thumb-bit and pass the actual
3190 bit instead of a flag indicating that the thumb-bit is used. Adjust
3191 calls to methods in Arm_relocate_functions for this change.
3193 2009-11-08 Ian Lance Taylor <iant@google.com>
3196 * reloc.cc: Instantiate
3197 Sized_relobj::initialize_input_to_output_maps and
3198 Sized_relobj:free_input_to_output_maps.
3200 2009-11-06 Ian Lance Taylor <iant@google.com>
3203 * defstd.cc (in_segment): Set only_if_ref true for "end".
3205 2009-11-06 Doug Kwan <dougkwan@google.com>
3207 * arm.cc (class Reloc_stub): Correct a comment.
3208 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3209 (Target_arm::scan_section_for_stubs): New method declaration.
3210 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3211 Change methods from private to protected.
3212 (Target_arm::do_may_relax): New method definition.
3213 (Target_arm::do_relax, Target_arm::group_sections,
3214 Target_arm::scan_reloc_for_stub,
3215 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3216 (Target_arm::arm_input_section_map_): New data member declaration.
3217 (Target_arm::scan_reloc_for_stub,
3218 Target_arm::scan_reloc_section_for_stubs,
3219 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3220 Target_arm::do_relax): New method definitions.
3222 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3224 * configure.ac: Check for (struct stat)::st_mtim
3225 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3226 * config.in: Regenerate.
3227 * configure: Regenerate.
3229 2009-11-05 Ian Lance Taylor <iant@google.com>
3232 * output.cc (Output_segment::add_output_section): Add missing
3235 2009-11-04 Ian Lance Taylor <iant@google.com>
3238 * object.h (class Object): Add is_needed and set_is_needed
3239 methods. Add is_needed_ field. Make bool fields into bitfields.
3240 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3241 defined in a dynamic object and referenced by a regular object,
3242 set is_needed for the dynamic object.
3243 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3244 if the file is marked with as_needed and it is not needed.
3246 2009-11-04 Ian Lance Taylor <iant@google.com>
3249 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3250 tags if data is discarded by linker script.
3251 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3252 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3253 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3254 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3256 2009-11-04 Ian Lance Taylor <iant@google.com>
3258 * layout.cc (Layout::get_output_section): Add is_interp and
3259 is_dynamic_linker_section parameters. Change all callers.
3260 (Layout::choose_output_section): Likewise.
3261 (Layout::make_output_section): Likewise.
3262 (Layout::add_output_section_data): Add is_dynamic_linker_section
3263 parameter. Change all callers.
3264 * layout.h (class Layout): Update declarations.
3265 * output.h (class Output_section): Add is_interp, set_is_interp,
3266 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3267 Add is_interp_, is_dynamic_linker_section_ fields. Change
3268 generate_code_fills_at_write_ to a bitfield.
3269 * output.cc (Output_section::Output_sections): Initialize new
3271 (Output_segment::add_output_section): Add do_sort parameter.
3274 2009-11-03 Ian Lance Taylor <iant@google.com>
3277 * options.h (class General_options): Add --warn-common.
3278 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3279 merging two common symbols.
3280 (Symbol_table::should_override): Handle --warn-common when merging
3281 a common symbol with a defined symbol. Use report_resolve_problem
3282 for multiple definitions.
3283 (Symbol_table::report_resolve_problem): New function.
3284 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3286 2009-11-03 Doug Kwan <dougkwan@google.com>
3288 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3290 (Target_arm::stub_factory): New method definition.
3291 (Target_arm::new_arm_input_section,
3292 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3293 Target_arm::reloc_uses_thumb_bit): New method declarations.
3294 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3295 New type definitions.
3296 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3297 member declarations.
3298 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3299 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3300 New method definitions.
3302 2009-11-03 Ian Lance Taylor <iant@google.com>
3304 * options.h (class General_options): Add --warn_constructors.
3306 2009-11-03 Ian Lance Taylor <iant@google.com>
3309 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3310 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3312 2009-11-03 Ian Lance Taylor <iant@google.com>
3315 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3316 --msgid-bugs-address.
3317 (install-pdf): New target.
3318 (install-data_yes): Look up one directory to find mkinstalldirs.
3320 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3322 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3325 2009-10-30 Doug Kwan <dougkwan@google.com>
3327 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3329 2009-10-30 Doug Kwan <dougkwan@google.com>
3331 * arm.cc (Stub_addend_reader): New struct template definition
3332 and partial specializations.
3333 (Stub_addend_reader::operator()): New method definition for a
3334 partially specialized template.
3336 2009-10-30 Doug Kwan <dougkwan@google.com>
3338 * arm.cc (Arm_relobj::processor_specific_flags): New method
3340 (Arm_relobj::do_read_symbols): New method declaration.
3341 (Arm_relobj::processor_specific_flags_): New data member declaration.
3342 (Arm_dynobj): New class definition.
3343 (Target_arm::do_finalize_sections): Add input_objects parameter.
3344 (Target_arm::do_adjust_elf_header): New method declaration.
3345 (Target_arm::are_eabi_versions_compatible,
3346 (Target_arm::merge_processor_specific_flags): New method declaration.
3347 (Target_arm::do_make_elf_object): New overloaded method definitions
3349 (Arm_relobj::do_read_symbols): New method definition.
3350 (Arm_dynobj::do_read_symbols): Ditto.
3351 (Target_arm::do_finalize_sections): Add input_objects parameters.
3352 Merge processor-specific flags from all input objects.
3353 (Target_arm::are_eabi_versions_compatible,
3354 Target_arm::merge_processor_specific_flags,
3355 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3356 New method definitions.
3357 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3358 Input_objects pointer type parameter.
3359 * layout.cc (Layout::finalize): Pass input objects to target's.
3360 finalize_sections function.
3361 * output.cc (Output_file_header::do_sized_write): Set ELF file
3362 header's processor-specific flags.
3363 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3364 Input_objects pointer type parameter.
3365 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3366 * target.h (Input_objects): New forward class declaration.
3367 (Target::processor_specific_flags,
3368 Target::are_processor_specific_flags_sect): New method definitions.
3369 (Target::finalize_sections): Add input_objects parameter.
3370 (Target::Target): Initialize processor_specific_flags_ and
3371 are_processor_specific_flags_set_.
3372 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3374 (Target::set_processor_specific_flags): New method definition.
3375 (Target::processor_specific_flags_,
3376 Target::are_processor_specific_flags_set_): New data member
3378 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3379 Input_objects pointer type parameter.
3381 2009-10-30 Doug Kwan <dougkwan@google.com>
3383 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3385 2009-10-28 Ian Lance Taylor <iant@google.com>
3387 * object.h (class Relobj): Drop options parameter from
3388 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3389 do_scan_relocs, do_relocate. Change all callers.
3390 (class Sized_relobj): Drop options parameters from
3391 do_gc_process_relocs, do_scan_relocs, do_relocate,
3392 do_relocate_sections, relocate_sections, emit_relocs_scan,
3393 emit_relocs_scan_reltype. Change all callers.
3394 (struct Relocate_info): Remove options field and all references to
3396 * reloc.h (class Read_relocs): Remove options constructor
3397 parameter and options_ field. Change all callers.
3398 (class Gc_process_relocs, class Scan_relocs): Likewise.
3399 (class Relocate_task): Likewise.
3400 * target-reloc.h (scan_relocs): Remove options parameter. Change
3402 (scan_relocatable_relocs): Likewise.
3403 * target.h (class Sized_target): Remove options parameter from
3404 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3406 * gc.h (gc_process_relocs): Remove options parameter. Change all
3408 * arm.cc: Update functions to remove options parameters.
3409 * i386.cc: Likewise.
3410 * powerpc.cc: Likewise.
3411 * sparc.cc: Likewise.
3412 * x86_64.cc: Likewise.
3413 * testsuite/testfile.cc: Likewise.
3415 2009-10-28 Doug Kwan <dougkwan@google.com>
3417 * arm.cc (Arm_relobj): New class definition.
3418 (Arm_relobj::scan_sections_for_stubs,
3419 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3420 New method definitions.
3422 2009-10-28 Cary Coutant <ccoutant@google.com>
3424 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3425 (Plugin::cleanup_done_): New member.
3426 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3427 (Plugin_manager::cleanup_done_): Remove.
3428 (Plugin_manager::add_input_file): Edit error message.
3429 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3430 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3432 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3434 * fileread.cc: (File_read::View::~View): Use the new
3435 data_ownership_ filed.
3436 (File_read::~File_read): Dispose the new whole_file_view_.
3437 (File_read::open): Mmap the whole file if needed.
3438 (File_read::open): Use whole_file_view_ instead of contents_.
3439 (File_read::find_view): Use whole_file_view_ if applicable.
3440 (File_read::do_read): Use whole_file_view_ instead of contents_.
3441 (File_read::make_view): Use whole_file_view_ instead of contents_,
3442 update File_read::View::View call.
3443 (File_read::find_or_make_view): Update File_read::View::View
3445 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3447 (File_read::View::Data_ownership): New enum.
3448 (File_read::View::View): Replace bool mapped_ with Data_ownership
3450 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3451 (File_read::View::data_ownership_): New field.
3452 (File_read::contents_): Remove (replaced by whole_file_view_).
3453 (File_read::whole_file_view_): New field.
3454 * options.h (class General_options): Add --keep-files-mapped.
3456 2009-10-27 Cary Coutant <ccoutant@google.com>
3458 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3459 * testsuite/Makefile.am (plugin_test_5): New test case.
3460 * testsuite/Makefile.in: Regenerate.
3462 2009-10-25 Doug Kwan <dougkwan@google.com>
3464 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3465 from private to protected to allow access by child class.
3466 (Sized_relobj::do_relocate_sections): New method declaration.
3467 (Sized_relobj::relocate_sections): Virtualize.
3468 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3469 Sized_relobj::relocate_sections. Instantiate template explicitly
3470 for different target sizes and endianity.
3472 2009-10-24 Doug Kwan <dougkwan@google.com>
3474 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3475 (Arm_input_section::as_arm_input_section): New method.
3476 (Arm_output_section): New class definition.
3477 (Arm_output_section::create_stub_group,
3478 Arm_output_section::group_sections): New method definitions.
3480 2009-10-22 Doug Kwan <dougkwan@google.com>
3482 * arm.cc (Arm_input_section): New class definition.
3483 (Arm_input_section::init, Arm_input_section:do_write,
3484 Arm_input_section::set_final_data_size,
3485 Arm_input_section::do_reset_address_and_file_offset): New method
3488 2009-10-21 Doug Kwan <dougkwan@google.com>
3490 * arm.cc (Stub_table, Arm_input_section): New forward class
3492 (Stub_table): New class defintion.
3493 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3494 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3495 New method definition.
3497 2009-10-21 Doug Kwan <dougkwan@google.com>
3499 * arm.cc: Update copyright comments.
3500 (Target_arm): New forward class template declaration.
3501 (Arm_address): New type.
3502 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3503 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3504 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3506 (Insn_template): Same.
3507 (DEF_STUBS): New macro.
3508 (Stub_type): New enum type.
3509 (Stub_template): New class definition.
3512 (Stub_factory): Same.
3513 (Target_arm::Target_arm): Initialize may_use_blx_ and
3514 should_force_pic_veneer_.
3515 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3516 Target_arm::should_force_pic_veneer,
3517 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3518 Target_arm::using_thumb_only, Target_arm:;default_target): New
3520 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3521 New data member declarations.
3522 (Insn_template::size, Insn_template::alignment): New method defintions.
3523 (Stub_template::Stub_template): New method definition.
3524 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3525 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3526 (Stub_factory::Stub_factory): New method definition.
3527 * gold.h (string_hash): New template.
3528 * output.h (Input_section_specifier::hash_value): Use
3530 (Input_section_specifier::string_hash): Remove.
3531 * stringpool.cc (Stringpool_template::string_hash): Use
3534 2009-10-20 Doug Kwan <dougkwan@google.com>
3536 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3537 symbols of relaxed input sections.
3538 * output.h (Output_section::find_relaxed_input_section): Make
3541 2009-10-16 Doug Kwan <dougkwan@google.com>
3543 * dynobj.cc (Versions::Versions): Initialize version_script_.
3544 Only insert base version symbol definition for a shared object
3545 if version script defines any version versions.
3546 (Versions::define_base_version): New method definition.
3547 (Versions::add_def): Check that base version is not needed.
3548 (Versions::add_need): Define base version lazily.
3549 * dynobj.h (Versions::define_base_version): New method declaration.
3550 (Versions::needs_base_version_): New data member declaration.
3551 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3552 (check_DATA): Add no_version_test.stdout.
3553 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3555 * testsuite/Makefile.in: Regenerate.
3556 * testsuite/no_version_test.c: New file.
3557 * testsuite/no_version_test.sh: Ditto.
3559 2009-10-16 Doug Kwan <dougkwan@google.com>
3561 * expression.cc (class Segment_start_expression): New class definition.
3562 (Segment_start_expression::value): New method definition.
3563 (script_exp_function_segment_start): Return a new
3564 Segment_start_expression.
3565 * gold/script-c.h (script_saw_segment_start_expression): New function
3567 * script-sections.cc (Script_sections::Script_sections): Initialize
3568 SAW_SEGMENT_START_EXPRESSION_ to false.
3569 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3570 and -Tbbs options to specify section addresses if given in
3571 command line and no SEGMENT_START expression is seen in a script.
3572 * script-sections.h (Script_sections::saw_segment_start_expression,
3573 Script_sections::set_saw_segment_start_expression): New method
3575 (Script_sections::saw_segment_start_expression_): New data member
3577 * script.cc (script_saw_segment_start_expression): New function.
3578 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3579 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3580 script_test_7.sh and script_test_8.sh.
3581 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3582 script_test_8.stdout.
3583 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3584 (script_test_6, script_test_6.stdout, script_test_7,
3585 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3586 * Makefile.in: Regenerate.
3587 * testsuite/script_test_6.sh: New file.
3588 * testsuite/script_test_6.t: Same.
3589 * testsuite/script_test_7.sh: Same.
3590 * testsuite/script_test_7.t: Same.
3591 * testsuite/script_test_8.sh: Same.
3593 2009-10-16 Doug Kwan <dougkwan@google.com>
3595 * output.cc (Output_segment::set_section_list_address): Cast
3596 expressions to unsigned long long type to avoid format warnings.
3598 2009-10-15 Ian Lance Taylor <iant@google.com>
3600 * script.cc (Script_options::add_symbol_assignment): Always add a
3601 dot assignment to script_sections_.
3602 * script-sections.cc (Script_sections::add_dot_assignment):
3603 Initialize if necessary.
3605 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3606 program headers with no load segment if there is a linker script.
3608 * layout.cc (Layout::set_segment_offsets): Align the file offset
3609 to the segment aligment for -N or -n with no load segment.
3610 * output.cc (Output_segment::add_output_section): Don't crash if
3611 the first section is a TLS section.
3612 (Output_segment::set_section_list_addresses): Print an error
3613 message if the address moves backward in a linker script.
3614 * script-sections.cc
3615 (Output_section_element_input::set_section_addresses): Don't
3616 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3617 (Orphan_output_section::set_section_addresses): Likewise.
3619 2009-10-15 Doug Kwan <dougkwan@google.com>
3621 * layout.cc (Layout::finish_dynamic_section): Generate tags
3622 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3623 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3624 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3626 2009-10-14 Ian Lance Taylor <iant@google.com>
3628 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3630 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3631 data_shdr fields of relinfo.
3632 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3633 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3634 R_386_TLS_LDO_32, adjust based on section flags.
3635 (Target_i386::Relocate::fix_up_ldo): Remove.
3637 2009-10-13 Ian Lance Taylor <iant@google.com>
3639 Add support for -pie.
3640 * options.h (class General_options): Add -pie and
3642 (General_options::output_is_position_independent): Test -pie.
3643 (General_options::output_is_executable): Return true if not shared
3644 and not relocatable.
3645 (General_options::output_is_pie): Remove.
3646 * options.cc (General_options::finalize): Reject incompatible uses
3648 * gold.cc (queue_middle_tasks): A -pie link is not static.
3649 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3650 * symtab.cc (Symbol::final_value_is_known): Return false if
3651 output_is_position_independent.
3652 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3653 output_is_position_independent.
3654 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3655 output_is_position_independent.
3656 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3657 output_is_position_independent.
3658 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3660 (basic_pie_test.o, basic_pie_test): New targets.
3661 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3662 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3663 (two_file_pie_test): New target.
3664 * testsuite/Makefile.in: Rebuild.
3665 * README: Remove note saying that -pie is not supported.
3667 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3669 * options.h (class General_options): Add -init and -fini.
3670 * layout.cc (Layout::finish_dynamic_section): Emit
3671 given init and fini functions.
3673 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3675 * gc.h (gc_process_relocs): Check if icf is enabled using new
3677 * gold.cc (queue_initial_tasks): Likewise.
3678 (queue_middle_tasks): Likewise.
3679 * object.cc (do_layout): Likewise.
3680 * symtab.cc (is_section_folded): Likewise.
3681 * main.cc (main): Likewise.
3682 * reloc.cc (Read_relocs::run): Likewise.
3683 (Sized_relobj::do_scan_relocs): Likewise.
3684 * icf.cc (is_function_ctor_or_dtor): New function.
3685 (Icf::find_identical_sections): Check if function is ctor or dtor when
3687 * options.h (General_options::icf): Change option to be an enum.
3688 (Icf_status): New enum.
3689 (icf_enabled): New method.
3690 (icf_safe_folding): New method.
3691 (set_icf_status): New method.
3692 (icf_status_): New variable.
3693 * (options.cc) (General_options::finalize): Set icf_status_.
3694 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3695 icf_test and icf_keep_unique_test to use the --icf enum flag.
3696 * testsuite/icf_safe_test.sh: New file.
3697 * testsuite/icf_safe_test.cc: New file.
3699 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3701 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3702 includes to gc.h and icf.h.
3703 * arm.cc: Include gc.h.
3704 * gold.cc: Likewise.
3705 * i386.cc: Likewise.
3706 * powerpc.cc: Likewise.
3707 * sparc.cc: Likewise.
3708 * x86_64.cc: Likewise.
3709 * gc.h: Include icf.h.
3711 2009-10-11 Ian Lance Taylor <iant@google.com>
3713 * plugin.cc: Include "gold.h" before other header files.
3715 2009-10-10 Chris Demetriou <cgd@google.com>
3717 * options.h (Input_file_argument::Input_file_type): New enum.
3718 (Input_file_argument::is_lib_): Replace with...
3719 (Input_file_argument::type_): New member.
3720 (Input_file_argument::Input_file_argument): Take Input_file_type
3721 'type' rather than boolean 'is_lib' as second argument.
3722 (Input_file_argument::is_lib): Use type_.
3723 (Input_file_argument::is_searched_file): New function.
3724 (Input_file_argument::may_need_search): Handle is_searched_file.
3725 * options.cc (General_options::parse_library): Support -l:filename.
3726 (General_options::parse_just_symbols): Update for Input_file_argument
3728 (Command_line::process): Likewise.
3729 * archive.cc (Archive::get_file_and_offset): Likewise.
3730 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3731 * script.cc (read_script_file, script_add_file): Likewise.
3732 * fileread.cc (Input_file::Input_file): Likewise.
3733 (Input_file::will_search_for): Handle is_searched_file.
3734 (Input_file::open): Likewise.
3735 * readsyms.cc (Read_symbols::get_name): Likewise.
3736 * testsuite/Makefile.am (searched_file_test): New test.
3737 * testsuite/Makefile.in: Regenerate.
3738 * testsuite/searched_file_test.cc: New file.
3739 * testsuite/searched_file_test_lib.cc: New file.
3741 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3742 Ian Lance Taylor <iant@google.com>
3744 * descriptor.cc: Include <cstdio> and "binary-io.h".
3745 (Descriptors::open): Open the files in binary mode always.
3746 * script.cc (Lex::get_token): Treat \r as whitespace.
3748 2009-10-09 Ian Lance Taylor <iant@google.com>
3750 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3752 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3753 Ian Lance Taylor <iant@google.com>
3755 * configure.ac: Check for readv function also.
3756 * fileread.cc (readv): Define if not HAVE_READV.
3757 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3759 * config.in: Regenerate.
3760 * configure: Regenerate.
3762 2009-10-09 Doug Kwan <dougkwan@google.com>
3764 * layout.cc (Layout::make_output_section): Call target hook to make
3765 ordinary output section.
3766 (Layout::finalize): Adjust parameter list of call the
3767 Target::may_relax().
3768 * layout.h (class Layout::section_list): New method.
3769 * merge.h (Output_merge_base::entsize): Change visibility to public.
3770 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3772 (Output_merge_string::do_is_string): New method.
3773 * object.cc (Sized_relobj::do_setup): renamed from
3774 Sized_relobj::set_up.
3775 * object.h (Sized_relobj::adjust_shndx,
3776 Sized_relobj::initializ_input_to_output_maps,
3777 Sized_relobj::free_input_to_output_maps): Change visibilities to
3779 (Sized_relobj::setup): Virtualize.
3780 (Sized_relobj::do_setup): New method declaration.
3781 (Sized_relobj::invalidate_section_offset,
3782 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3783 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3784 * options.cc (parse_int): New function.
3785 * options.h (parse_int): New declaration.
3786 (DEFINE_int): New macro.
3787 (stub_group_size): New option.
3788 * output.cc (Output_section::Output_section): Initialize memebers
3789 merge_section_map_, merge_section_by_properties_map_,
3790 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3791 (Output_section::add_input_section): Handled deferred code-fill
3792 generation and remove an old comment.
3793 (Output_section::add_relaxed_input_section): New method definition.
3794 (Output_section::add_merge_input_section): Use merge section by
3795 properties map to speed to search. Update merge section maps
3797 (Output_section::build_relaxation_map): New method definition.
3798 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3800 (Output_section::relax_input_section): Renamed to
3801 Output_section::convert_input_sections_to_relaxed_sections and change
3802 interface to take a vector of pointers to relaxed sections.
3803 (Output_section::find_merge_section,
3804 Output_section::find_relaxed_input_section): New method definitions.
3805 (Output_section::is_input_address_mapped,
3806 Output_section::output_offset, Output_section::output_address):
3807 Use output section data maps to speed up searching.
3808 (Output_section::find_starting_output_address): Add comments.
3809 (Output_section::do_write,
3810 Output_section::write_to_postprocessing_buffer): Do code-fill
3811 generation as appropriate.
3812 (Output_section::get_input_sections): Invalidate relaxed input section
3814 (Output_section::restore_states): Adjust type of checkpoint .
3815 Invalidate relaxed input section map.
3816 * output.h (Output_merge_base): New class declaration.
3817 (Input_section_specifier): New class defintion.
3818 (class Output_relaxed_input_section) Change base class to
3819 Output_section_data_build.
3820 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3821 base class initializer.
3822 (Output_section::add_relaxed_input_section): New method declaration.
3823 (Output_section::Input_section): Change visibility to protected.
3824 (Output_section::Input_section::relobj,
3825 Output_section::Input_section::shndx): Handle relaxed input sections.
3826 Output_section::input_sections) Change visibility to protected. Also
3827 define overload to return a non-const pointer.
3828 (Output_section::Merge_section_properties): New class defintion.
3829 (Output_section::Merge_section_by_properties_map,
3830 Output_section::Output_section_data_by_input_section_map,
3831 Output_section::Relaxation_map): New types.
3832 (Output_section::relax_input_section): Rename method to
3833 Output_section::convert_input_sections_to_relaxed_sections and change
3834 interface to take a vector of relaxed section pointers.
3835 (Output_section::find_merge_section,
3836 Output_section::find_relaxed_input_section,
3837 Output_section::build_relaxation_map,
3838 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3839 New method declarations.
3840 (Output_section::merge_section_map_
3841 Output_section::merge_section_by_properties_map_,
3842 Output_section::relaxed_input_section_map_,
3843 Output_section::is_relaxed_input_section_map_valid_,
3844 Output_section::generate_code_fills_at_write_): New data members.
3845 * script-sections.cc
3846 (Output_section_element_input::set_section_addresses): Call
3847 current_data_size and addralign methods of relaxed input sections.
3848 (Orphan_output_section::set_section_addresses): Call current_data_size
3849 and addralign methods of relaxed input sections.
3850 * symtab.cc (Symbol_table::compute_final_value): Extract template
3851 from the body of Symbol_table::sized_finalize_symbol.
3852 (Symbol_table::sized_finalized_symbol): Call
3853 Symbol_table::compute_final_value.
3854 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3855 (Symbol_table::compute_final_value): New templated method declaration.
3856 * target.cc (Target::do_make_output_section): New method defintion.
3857 * target.h (Target::make_output_section): New method declaration.
3858 (Target::relax): Add more parameters for input objects, symbol table
3859 and layout. Adjust call to do_relax.
3860 (Target::do_make_output_section): New method declaration.
3861 (Target::do_relax): Add parameters for input objects, symbol table
3864 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3866 * pread.c: Include stdio.h.
3868 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3870 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3873 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3875 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3876 Change read_shndx type to unsigned int.
3877 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3879 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3880 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3881 Change read_shndx type to unsigned int.
3882 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3884 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3885 * layout.cc (Layout::create_symtab_sections): Cast the result of
3886 local_symcount * symsize to off_t in the gold_assert.
3888 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3890 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3891 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3893 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3894 (Arm_relocate_functions::thm_abs5): New function.
3895 (Arm_relocate_functions::abs12): New function.
3896 (Arm_relocate_functions::abs16): New function.
3897 (Arm_relocate_functions::base_abs): New function.
3898 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3899 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3900 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3902 (Scan::global): Likewise.
3903 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3904 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3905 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3906 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3909 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3911 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3912 (Arm_relocate_functions::movt_prel): New function.
3913 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3914 (Arm_relocate_functions::thm_movt_prel): New function.
3915 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3916 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3917 (Scan::global, Relocate::relocate): Likewise.
3918 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3920 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3922 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3923 Incremental_checker.
3924 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3926 (class Incremental_inputs_header): New class.
3927 (Incremental_inputs_header_writer): Edit comment.
3928 (Incremental_inputs_entry): New class.
3929 (Incremental_inputs_entry_writer): Edit comment.
3930 (Sized_incremental_binary::do_find_incremental_inputs_section):
3931 Add *strtab_shndx parameter, fill it.
3932 (Sized_incremental_binary::do_check_inputs): New method.
3933 (Incremental_checker::can_incrementally_link_output_file): Use
3934 Sized_incremental_binary::check_inputs.
3935 (Incremental_inputs::report_command_line): Save command line in
3938 (Incremental_binary::find_incremental_inputs_section): New
3940 (Incremental_binary::do_find_incremental_inputs_section): Add
3941 strtab_shndx parameter.
3942 (Incremental_binary::do_check_inputs): New pure virtual method.
3943 (Sized_incremental_binary::do_check_inputs): Declare.
3944 (Incremental_checker::Incremental_checker): Add incremental_inputs
3945 parameter, use it to initialize incremental_inputs_.
3946 (Incremental_checker::incremental_inputs_): New field.
3947 (Incremental_checker::command_line): New method.
3948 (Incremental_checker::inputs): New method.
3949 (Incremental_checker::command_line_): New field.
3951 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3953 * incremental.cc: Include <cstdarg> and "target-select.h".
3954 (vexplain_no_incremental): New function.
3955 (explain_no_incremental): New function.
3956 (Incremental_binary::error): New method.
3957 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3959 (make_sized_incremental_binary): New function.
3960 (open_incremental_binary): New function.
3961 (can_incrementally_link_file): Add checks if output is ELF and has
3963 * incremental.h: Include "elfcpp_file.h" and "output.h".
3964 (Incremental_binary): New class.
3965 (Sized_incremental_binary): New class.
3966 (open_incremental_binary): Declare.
3967 * object.cc (is_elf_object): Use
3968 elfcpp::Elf_recognizer::is_elf_file.
3969 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3970 * output.h (Output_file::filesize): New method.
3972 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3974 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3976 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3977 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3979 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3981 (Arm_relocate_functions::movw_abs_nc): New function.
3982 (Arm_relocate_functions::movt_abs): New function.
3983 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3984 (Arm_relocate_functions::thm_movt_abs): New function.
3985 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3986 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3987 (Scan::global): Likewise.
3988 (Relocate::relocate): Likewise.
3989 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3991 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3993 * arm.cc (Arm_relocate_functions::got_prel) New function.
3994 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3995 (Relocate::relocate): Likewise.
3996 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3998 2009-10-06 Ian Lance Taylor <iant@google.com>
4000 * options.h (class General_options): Define
4001 split_stack_adjust_size parameter.
4002 * object.h (class Object): Add uses_split_stack_ and
4003 has_no_split_stack_ fields. Add uses_split_stack and
4004 has_no_split_stack accessor functions. Declare
4005 handle_split_stack_section.
4006 (class Reloc_symbol_changes): Define.
4007 (class Sized_relobj): Define Function_offsets. Declare
4008 split_stack_adjust, split_stack_adjust_reltype, and
4010 * object.cc (Object::handle_split_stack_section): New function.
4011 (Sized_relobj::do_layout): Call handle_split_stack_section.
4012 * dynobj.cc (Sized_dynobj::do_layout): Call
4013 handle_split_stack_section.
4014 * reloc.cc (Sized_relobj::relocate_sections): Call
4015 split_stack_adjust for executable sections in split_stack
4016 objects. Pass reloc_map to relocate_section.
4017 (Sized_relobj::split_stack_adjust): New function.
4018 (Sized_relobj::split_stack_adjust_reltype): New function.
4019 (Sized_relobj::find_functions): New function.
4020 * target-reloc.h: Include "object.h".
4021 (relocate_section): Add reloc_symbol_changes parameter. Change
4023 * target.h (class Target): Add calls_non_split method. Declare
4024 do_calls_non_split virtual method. Declare match_view and
4026 * target.cc: Include "elfcpp.h".
4027 (Target::do_calls_non_split): New function.
4028 (Target::match_view): New function.
4029 (Target::set_view_to_nop): New function.
4030 * gold.cc (queue_middle_tasks): Give an error if mixing
4031 split-stack and non-split-stack objects with -r.
4032 * i386.cc (Target_i386::relocate_section): Add
4033 reloc_symbol_changes parameter.
4034 (Target_i386::do_calls_non_split): New function.
4035 * x86_64.cc (Target_x86_64::relocate_section): Add
4036 reloc_symbol_changes parameter.
4037 (Target_x86_64::do_calls_non_split): New function.
4038 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4040 * powerpc.cc (Target_powerpc::relocate_section): Add
4041 reloc_symbol_changes parameter.
4042 * sparc.cc (Target_sparc::relocate_section): Add
4043 reloc_symbol_changes parameter.
4044 * configure.ac: Call AM_CONDITIONAL for the default target.
4045 * configure: Rebuild.
4046 * testsuite/Makefile.am (TEST_AS): New variable.
4047 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4048 (check_DATA): Add split_i386 and split_x86_64 files.
4049 (SPLIT_DEFSYMS): Define.
4050 (split_i386_[1234n].o): New targets.
4051 (split_i386_[124]): New targets.
4052 (split_i386_[1234r].stdout): New targets.
4053 (split_x86_64_[1234n].o): New targets.
4054 (split_x86_64_[124]): New targets.
4055 (split_x86_64_[1234r].stdout): New targets.
4056 (MOSTLYCLEANFILES): Add new executables.
4057 * testsuite/split_i386.sh: New file.
4058 * testsuite/split_x86_64.sh: New file.
4059 * testsuite/split_i386_1.s: New file.
4060 * testsuite/split_i386_2.s: New file.
4061 * testsuite/split_i386_3.s: New file.
4062 * testsuite/split_i386_4.s: New file.
4063 * testsuite/split_i386_n.s: New file.
4064 * testsuite/split_x86_64_1.s: New file.
4065 * testsuite/split_x86_64_2.s: New file.
4066 * testsuite/split_x86_64_3.s: New file.
4067 * testsuite/split_x86_64_4.s: New file.
4068 * testsuite/split_x86_64_n.s: New file.
4069 * testsuite/testfile.cc (Target_test): Update relocation_section
4071 * testsuite/Makefile.in: Rebuild.
4073 2009-10-06 Ian Lance Taylor <iant@google.com>
4075 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4076 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4077 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4078 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4079 the address on ldo_addrs_.
4080 (Target_i386::Relocate::fix_up_ldo): New function.
4082 2009-10-06 Rafael Espindola <espindola@google.com>
4084 * plugin.cc (add_input_library): New.
4085 (Plugin::load): Add add_input_library to tv.
4086 (Plugin_manager::add_input_file): Add the is_lib argument.
4087 (add_input_file): Update call to Plugin_manager::add_input_file.
4088 (add_input_library): New.
4089 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4091 2009-09-30 Doug Kwan <dougkwan@google.com>
4093 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4094 symbol and call Symbol::may_need_copy_reloc to determine if
4095 a copy reloc is needed.
4096 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4097 nocopyreloc is given in command line.
4098 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4099 given in command line.
4100 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4101 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4102 of the removed Target_i386::may_need_copy_reloc.
4103 * options.h (copyreloc): New option with default value false.
4104 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4105 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4106 instead of the removed Target_powerpc::may_need_copy_reloc.
4107 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4108 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4109 instead of the removed Target_sparc::may_need_copy_reloc.
4110 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4111 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4112 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4113 instead of the removed Target_x86_64::may_need_copy_reloc.
4115 2009-09-30 Ian Lance Taylor <iant@google.com>
4117 * object.h (class Object): Remove target_ field, and target,
4118 sized_target, and set_target methods.
4119 (Object::sized_target): Remove.
4120 (class Sized_relobj): Update declarations. Remove sized_target.
4121 * object.cc (Sized_relobj::setup): Remove target parameter.
4123 (Input_objects::add_object): Don't do anything with the target.
4124 (make_elf_sized_object): Add punconfigured parameter. Change all
4125 callers. Set or test parameter target.
4126 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4128 * parameters.cc (Parameters::set_target): Change parameter type to
4130 (Parameters::default_target): Remove.
4131 (set_parameters_target): Change parameter type to be non-const.
4132 (parameters_force_valid_target): New function.
4133 (parameters_clear_target): New function.
4134 * parameters.h (class Parameters): Update declarations. Remove
4135 default_target method. Add sized_target and clear_target
4136 methods. Change target_ to be non-const.
4137 (set_parameters_target): Update declaration.
4138 (parameters_force_valid_target): Declare.
4139 (parameters_clear_target): Declare.
4140 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4141 as NULL if we aren't searching.
4142 (Add_symbols::run): Don't check for compatible target.
4143 * fileread.cc (Input_file::open_binary): Call
4144 parameters_force_valid_target.
4145 * gold.cc (queue_middle_tasks): Likewise.
4146 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4147 set_target on object.
4148 * dynobj.h (class Sized_dynobj): Update declarations.
4149 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4150 make_elf_object returns NULL.
4151 (Archive::include_member): Don't check whether object target is
4153 * output.cc (Output_section::add_input_section): Get target from
4155 (Output_section::relax_input_section): Likewise.
4156 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4158 (Sized_relobj::do_scan_relocs): Likewise.
4159 (Sized_relobj::relocate_sections): Likewise.
4160 * resolve.cc (Symbol_table::resolve): Likewise.
4161 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4162 parameter. Change all callers.
4163 (Symbol_table::add_from_object): Get target from parameters.
4164 (Symbol_table::add_from_relobj): Don't check object target.
4165 (Symbol_table::add_from_dynobj): Likewise.
4166 (Symbol_table::define_special_symbol): Get target from
4168 * symtab.h (class Symbol_table): Update declaration.
4169 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4170 parameter. Change all callers. Clear parameter target.
4171 (Binary_test): Test target here.
4172 * testsuite/object_unittest.cc (gold_testsuite): Remove
4173 target_test_pointer parameter. Change all callers.
4174 (Object_test): Test target here.
4176 2009-09-26 Ian Lance Taylor <iant@google.com>
4178 * testsuite/initpri1.c: Don't try to use constructor priorities if
4179 compiling with gcc before 4.3.
4181 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4183 * testsuite/retain_symbols_file_test.sh (check_present): Change
4184 output file name to retain_symbols_file_test.stdout.
4185 (check_absent): Likewise.
4187 2009-09-18 Craig Silverstein <csilvers@google.com>
4189 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4190 * options.cc: Include <cerrno> and <fstream>.
4191 (General_options::finalize): Parse -retain-symbols-file tag.
4192 * options.h: New flag.
4193 (General_options): New method should_retain_symbol, new
4194 variable symbols_to_retain.
4195 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4196 should_retain_symbol map.
4197 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4198 * testsuite/Makefile.in: Regenerate.
4199 * testsuite/retain_symbols_file_test.sh: New file.
4201 2009-09-18 Nick Clifton <nickc@redhat.com>
4203 * po/es.po: Updated Spanish translation.
4205 2009-09-17 Doug Kwan <dougkwan@google.com>
4207 * debug.h (DEBUG_RELAXATION): New constant.
4208 (DEBUG_ALL): Add DEBUG_RELAXATION.
4209 (debug_string_to_enum): Add relaxation debug option.
4211 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4212 Layout::Relaxation_debug_check::read_sections,
4213 Layout::Relaxation_debug_check::read_sections): New method definitions.
4214 (Layout::Layout): Initialize data members
4215 record_output_section_data_from_scrips_,
4216 script_output_section_data_list_ and relaxation_debug_check_.
4217 (Layout::save_segments, Layout::restore_segments,
4218 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4219 Layout::relaxation_loop_body): New method definitions.
4220 (Layout::finalize): Support relaxation. Move section layout code to
4221 Layout::relaxation_loop_body.
4222 (Layout::set_asection_address_from_script): Move code for orphan
4223 section placement out.
4224 (Layout::place_orphan_sections_in_script): New method definition.
4225 * layout.h (Output_segment_headers, Output_file_header):
4226 New forward class declarations.
4227 (Layout::~Layout): Define.
4228 (Layout::new_output_section_data_from_script): New method definition.
4229 (Layout::place_orphan_sections_in_script): New method declaration.
4230 (Layout::Segment_states): New type declaration.
4231 (Layout::save_segments, Layout::restore_segments,
4232 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4233 Layout::relaxation_loop_body): New method declarations.
4234 (Layout::Output_section_data_list): New type declaration.
4235 (Layout::Relaxation_debug_check): New class definition.
4236 (Layout::record_output_section_data_from_script_,
4237 Layout::script_output_section_data_list_, Layout::segment_states_,
4238 Layout::relaxation_debug_check_): New data members.
4239 * output.cc: (Output_section_headers::do_size): New method definition.
4240 (Output_section_headers::Output_section_headers): Move size
4241 computation to Output_section_headers::do_size.
4242 (Output_segment_headers::do_size): New method definition.
4243 (Output_file_header::Output_file_header): Move size computation to
4244 Output_file_header::do_size and call it.
4245 (Output_file_header::do_size): New method definition.
4246 (Output_data_group::Output_data_group): Adjust call to
4247 Output_section_data.
4248 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4249 (Output_symtab_xindex::do_write): Add array bound check.
4250 (Output_section::Input_section::print_to_mapfile): Handle
4251 RELAXED_INPUT_SECTION_CODE.
4252 (Output_section::Output_section): Initialize data member checkpoint_.
4253 (Output_section::~Output_section): Delete checkpoint object pointed
4255 (Output_section::add_input_section): Always add an Input_section if
4257 (Output_section::add_merge_input_section): Add assert.
4258 (Output_section::relax_input_section): New method definition.
4259 (Output_section::set_final_data_size): Set load address to zero for
4260 an unallocated section.
4261 (Output_section::do_address_and_file_offset_have_reset_values):
4262 New method definition.
4263 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4264 Handle relaxed input section.
4265 (Output_section::sort_attached_input_sections): Checkpoint input
4266 section list lazily.
4267 (Output_section::get_input_sections): Change type of input_sections to
4268 list of Simple_input_section pointers. Checkpoint input section list
4269 lazily. Also handle relaxed input sections.
4270 (Output_section::add_input_section_for_script): Take a reference to
4271 a Simple_input_section object instead of Relobj pointer and section
4272 index as parameter. Handle relaxed input sections.
4273 (Output_section::save_states, Output_section::restore_states): New
4275 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4276 (Output_data::is_data_size_fixed): New method definition.
4277 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4279 (Output_data::address_and_file_offset_have_reset_values): New method
4281 (Output_data::do_address_and_file_offset_have_reset_values): New method
4283 (Output_data::set_data_size): Check that data size is not fixed.
4284 (Output_data::fix_data_size): New method definition.
4285 (Output_data::is_data_size_fixed_): New data member.
4286 (Output_section_headers::set_final_data_size): New method definition.
4287 (Output_section_headers::do_size): New method declaration.
4288 (Output_segment_headers::set_final_data_size): New method definition.
4289 (Output_segment_headers::do_size): New method declaration.
4290 (Output_file_header::set_final_data_size)::New method definition.
4291 (Output_file_header::do_size)::New method declaration.
4292 (Output_section_data::Output_section_data): Add new parameter
4293 is_data_size_fixed and use it to fix data size.
4294 (Output_data_const::Output_data_const): Adjust call to base class
4295 constructor and fix data size.
4296 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4297 base class constructor and fix data size.
4298 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4299 base class constructor and fix data size.
4300 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4301 class constructor and fix data size.
4302 (Output_data_group::set_final_data_size): New method definition.
4303 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4304 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4305 class constructor and fix data size.
4306 (Output_relaxed_input_section): New class definition.
4307 (Output_section::Simple_input_section): New class definition.
4308 (Output_section::get_input_sections): Adjust parameter list.
4309 (Output_section::add_input_section_for_script): Same.
4310 (Output_section::save_states, Output_section::restore_states,
4311 Output_section::do_address_and_file_offset_have_reset_values,
4312 (Output_section::Input_section::Input_section): Handle
4313 RELAXED_INPUT_SECTION_CODE. Add new overload for
4314 Output_relaxed_input_section.
4315 (Output_section::Input_section::is_input_section,
4316 Output_section::Input_section::set_output_section): Handle relaxed
4318 (Output_section::Input_section::is_relaxed_input_section,
4319 Output_section::Input_section::output_section_data,
4320 Output_section::Input_section::relaxed_input_section): New method
4322 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4324 (Output_section::Input_section::u1_): Update comments.
4325 (Output_section::Input_section::u2_): Add new union member poris.
4326 (Output_section::Checkpoint_output_section): New classs definition.
4327 (Output_section::relax_input_section): New method declaration.
4328 (Output_section::checkpoint_): New data member.
4329 (Output_segment): Update comments.
4330 (Output_segment::Output_segment): Un-privatize copy constructor.
4331 (Output_segment::operator=): Un-privatize.
4332 * script-sections.cc (Output_section_element::Input_section_list):
4333 Change element type to Output_section::Simple_input_section.
4334 (Output_section_element_dot_assignment::set_section_addresses):
4335 Register output section data for relaxation clean up.
4336 (Output_data_exression::Output_data_expression): Adjust call to base
4337 constructor to fix data size.
4338 (Output_section_element_data::set_section_addresses): Register
4339 Output_data_expression object for relaxation clean up.
4340 (struct Input_section_info): Replace Relobj pointer and section index
4341 pair with Output_section::Simple_input_section and Convert struct to a
4343 (Input_section_sorter::operator()): Adjust access to
4344 Input_section_info data member to use accessors.
4345 (Output_section_element_input::set_section_addresses): Use layout
4346 parameter. Adjust code to use Output_section::Simple_input_section
4347 and Input_secction_info classes. Register filler for relaxation
4349 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4350 and section index pair with Output_section::Simple_input_section
4351 class. Adjust code accordingly.
4352 (Phdrs_element::release_segment): New method definition.
4353 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4355 (Script_sections::release_segments): New method definition.
4356 * gold/script-sections.h (Script_sections::release_segments): New
4358 * gold/target.h (Target::may_relax, Target::relax,
4359 Target::do_may_relax, Target::do_relax): New method definitions.
4361 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4363 * arm.cc (has_signed_unsigned_overflow): New function.
4364 (Arm_relocate_functions::abs8): New function.
4365 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4366 (Target_arm::Scan::global): Likewise.
4367 (Target_arm::relocate::relocate): Likewise.
4368 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4371 2009-09-16 Cary Coutant <ccoutant@google.com>
4373 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4374 * testsuite/Makefile.in: Regenerate.
4376 2009-09-11 Nick Clifton <nickc@redhat.com>
4378 * po/gold.pot: Updated by the Translation project.
4380 2009-09-08 Cary Coutant <ccoutant@google.com>
4382 * output.cc (Output_file::open): Add execute permission to empty file.
4383 * testsuite/Makefile.am (permission_test): New test.
4384 * testsuite/Makefile.in: Regenerate.
4386 2009-09-02 Ian Lance Taylor <iant@google.com>
4388 * output.cc (Output_file::resize): Call map_no_anonymous rather
4391 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4393 * gold.cc: Include "incremental.h".
4394 (queue_initial_tasks): Call Incremental_checker methods.
4395 * incremental.cc: Include "output.h".
4396 (Incremental_checker::can_incrementally_link_output_file): New
4398 * incremental.h (Incremental_checker): New class.
4400 * output.cc (Output_file::open_for_modification): New method.
4401 (Output_file::map_anonymous): Changed return type to bool. Record
4403 (Output_file::map_no_anonymous): New method, broken out of map.
4404 (Output_file::map): Use map_no_anonymous and map_anonymous.
4405 * output.h (class Output_file): Update declarations.
4407 2009-08-24 Cary Coutant <ccoutant@google.com>
4409 * options.h (Command_line::Pre_options): New class.
4410 (Command_line::pre_options): New member.
4411 * options.cc (gold::options::ready_to_register): New variable.
4412 (One_option::register_option): Do nothing if not registering options.
4413 Assert if same short option registered twice.
4414 (General_options::General_options): Turn off option registration when
4416 (Command_line::Pre_options::Pre_options): New constructor.
4418 2009-08-24 Cary Coutant <ccoutant@google.com>
4420 * options.h (General_options::no_keep_memory): Remove incorrect
4423 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4425 * Makefile.am (am__skiplex, am__skipyacc): New.
4426 * Makefile.in: Regenerate.
4428 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4430 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4431 (INCLUDES): ... this.
4432 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4433 (AM_CPPFLAGS): Renamed from ...
4434 (INCLUDE): ... this.
4435 * Makefile.in, testsuite/Makefile.in: Regenerate.
4437 * Makefile.in: Regenerate.
4438 * aclocal.m4: Likewise.
4439 * config.in: Likewise.
4440 * configure: Likewise.
4441 * testsuite/Makefile.in: Likewise.
4443 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4444 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4445 * Makefile.in: Regenerate.
4446 * testsuite/Makefile.in: Regenerate.
4448 2009-08-19 Cary Coutant <ccoutant@google.com>
4450 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4451 symbols in shared libraries overridden by hidden or internal symbols
4452 in the main program.
4454 2009-08-19 Chris Demetriou <cgd@google.com>
4456 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4457 checking source file names in error messages.
4459 2009-08-18 Doug Kwan <dougkwan@google.com>
4461 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4462 an elcpp::Ehdr as parameter. Adjust call to set_target.
4463 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4464 an elfcpp::Ehdr as parameter.
4465 * object.cc (Object::set_target): Remove the version that looks up
4466 a target and sets it.
4467 (Sized_relobj::setup): Take a Target object instead of
4468 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4469 (make_elf_sized_object): Find target and ask target to
4471 * object.h: (Object::set_target): Remove the version that looks up
4472 a target and sets it.
4473 (Sized_relobj::setup): Take a Target object instead of
4474 an elfcpp:Ehdr as parameter.
4475 * target.cc: Include dynobj.h.
4476 (Target::do_make_elf_object_implementation): New.
4477 (Target::do_make_elf_object): New.
4478 * target.h (Target::make_elf_object): New template declaration.
4479 (Target::do_make_elf_object): New method declarations.
4480 (Target::do_make_elf_object_implementation): New template declaration.
4482 2009-08-14 Ian Lance Taylor <iant@google.com>
4484 * gold.h (FUNCTION_NAME): Define.
4485 (gold_unreachable): Use FUNCTION_NAME.
4487 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4489 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4490 symbol in the --keep-unique list is not found.
4492 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4494 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4495 been maked as --keep-unique.
4496 (Icf::unfold_section): New function.
4497 * icf.h (Icf::unfold_section): New function.
4498 * options.h (General_options::keep_unique): New option.
4499 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4500 * testsuite/Makefile.in: Regenerate.
4501 * testsuite/icf_keep_unique_test.sh: New file.
4502 * testsuite/icf_keep_unique_test.cc: New file.
4504 2009-08-12 Cary Coutant <ccoutant@google.com>
4507 * resolve.cc (Symbol_table::resolve): Check for references from
4508 dynamic objects to hidden and internal symbols.
4509 * testsuite/Makefile.am (hidden_test.sh): New test.
4510 * testsuite/Makefile.in: Regenerate.
4511 * testsuite/hidden_test.sh: New script.
4512 * testsuite/hidden_test_1.c: New test source.
4513 * testsuite/hidden_test_main.c: New test source.
4515 2009-08-11 Doug Kwan <dougkwan@google.com>
4517 * arm.cc: Update comments.
4518 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4519 segment to locate the .ARM.exidx section if present.
4521 2009-08-09 Doug Kwan <dougkwan@google.com>
4523 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4526 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4527 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4530 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4532 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4533 valid tls_segment only for non-debug-section relocations.
4534 * testsuite/Makefile.am: Add gc_tls_test.
4535 * testsuite/Makefile.in: Regenerate.
4536 * testsuite/gc_tls_test.cc: New file.
4537 * testsuite/gc_tls_test.sh: New file.
4539 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4543 * Makefile.am (CCFILES): Add icf.cc.
4545 * Makefile.in: Regenerate.
4546 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4547 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4548 section, symbol and addend information for the relocs.
4549 * gold.cc (queue_middle_tasks): Call identical code folding.
4550 * gold.h: Add defines for multimap.
4551 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4552 to the call of finalize_local_symbols.
4553 * main.cc (main): Create object of class Icf.
4554 * object.cc (Sized_relobj::do_layout): Allow this function to be
4555 called twice during icf.
4556 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4557 to sections marked as identical by icf.
4558 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4560 (Sized_relobj::do_section_entsize): New function.
4561 * object.h (Object::section_entsize): New function.
4562 (Object::do_section_entsize): New pure virtual function.
4563 (Relobj::finalize_local_symbols): Add new parameter.
4564 (Relobj::do_section_entsize): New function.
4565 * options.h (General_options::icf): New option.
4566 (General_options::icf_iterations): New option.
4567 (General_options::print_icf_sections): New option.
4568 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4569 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4570 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4572 * symtab.cc (Symbol_table::is_section_folded): New function.
4573 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4574 to sections marked as identical by icf.
4575 * symtab.h (Symbol_table::set_icf): New function.
4576 (Symbol_table::icf): New function.
4577 (Symbol_table::is_section_folded): New function.
4578 (Symbol_table::icf_): New data member.
4579 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4580 * testsuite/Makefile.am: Add commands to build icf_test.
4581 * testsuite/Makefile.in: Regenerate.
4582 * testsuite/icf_test.sh: New file.
4583 * testsuite/icf_test.cc: New file.
4585 2009-07-24 Chris Demetriou <cgd@google.com>
4587 * layout.cc (is_compressible_debug_section): Fix incorrect
4588 comment about compressed section names.
4590 2009-07-20 Ian Lance Taylor <ian@airs.com>
4593 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4595 2009-07-16 Ian Lance Taylor <iant@google.com>
4598 * layout.h: #include <map>.
4599 (class Kept_section): Change from struct to class. Add accessors
4600 and setters. Add section size to Comdat_group mapping. Change
4601 Comdat_group to std::map. Add is_comdat_ field. Add
4602 linkonce_size field in union.
4603 (class Layout): Update declaration of find_or_add_kept_section.
4604 Don't declare find_kept_object.
4605 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4606 parameter. Add object, shndx, is_comdat, and is_group_name
4607 parameters. Change all callers. Adjust for new Kept_section.
4608 (Layout::find_kept_object): Remove.
4609 * object.cc (Sized_relobj::include_section_group): Update use of
4610 Kept_section. Rename secnum to shndx. Only record
4611 Kept_comdat_section if sections are the same size.
4612 (Sized_relobj::include_linkonce_section): Update use of
4613 Kept_section. Only record Kept_comdat_section if sections are the
4614 same size. Set size of linkonce section.
4615 (Sized_relobj::map_to_kept_section): Update call to
4616 get_kept_comdat_section.
4617 * object.h (class Sized_relobj): Rename fields in
4618 Kept_comdat_section to drop trailing underscores; change object
4619 field to Relobj*. Change Kept_comdat_section_table to store
4620 struct rather than pointer.
4621 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4622 Add kept_object and kept_shndx parameters. Change all callers.
4623 (Sized_relobj::get_kept_comdat_section): Change return type to
4624 bool. Add kept_object and kept_shndx parameters. Change all
4626 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4627 Layout::find_or_add_kept_section.
4629 2009-07-09 Ian Lance Taylor <iant@google.com>
4631 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4632 Reserve space in the hash table.
4634 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4636 * fileread.cc (File_read::get_mtime): New method.
4637 * fileread.h (Timespec): New structure.
4638 (File_read::get_mtime): New method.
4639 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4640 Renamed from timestamp_nsec.
4641 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4643 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4645 (Incremental_inputs::report_archive): Save mtime; style fix.
4646 (Incremental_inputs::report_obejct): Save mtime; style fix.
4647 (Incremental_inputs::report_script): Save mtime; style fix.
4648 (Incremental_inputs::finalize_inputs): Style fix.
4649 (Incremental_inputs::finalize): Style fix.
4650 (Incremental_inputs::create_input_section_data): Store inputs
4652 * incremental.h (Incremental_inputs::report_script): Add mtime
4654 (Incremental_inputs::Input_info::Input_info): Intialize only one
4656 (Incremental_inputs::Input_info::archive): Move to nameless
4658 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4659 (Incremental_inputs::Input_info::script): Move to nameless union.
4660 (Incremental_inputs::mtime): New field.
4661 * script.cc (read_input_script): Pass file mtime to
4663 * script.h (Script_info::inputs): Style fix.
4665 2009-07-01 Ian Lance Taylor <ian@airs.com>
4667 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4670 2009-06-24 Ian Lance Taylor <iant@google.com>
4673 * layout.cc (Layout::choose_output_section): If we find an
4674 existing section, update the flags.
4675 (Layout::create_notes): New function, broken out of
4677 (Layout::finalize): Don't create note sections.
4678 (Layout::create_note): Don't crash if linker script discards
4680 (Layout::create_gold_note): Likewise.
4681 (Layout::create_build_id): Likewise. Don't set
4682 after_input_sections on the section.
4683 (Layout::create_executable_stack_info): Remove target parameter.
4685 * layout.h (class Layout): Declare create_notes. Update
4686 declaration of create_executable_stack_info.
4687 * gold.cc (queue_middle_tasks): Call create_notes.
4688 * output.cc (Output_section::update_flags_for_input_section): Move
4689 here from output.h. If SHF_ALLOC flag is newly set, mark address
4691 * output.h (Output_data::mark_address_invalid): New function.
4692 (class Output_section): Only declare, not define,
4693 update_flags_for_input_section. Remove set_flags.
4695 2009-06-24 Ian Lance Taylor <iant@google.com>
4697 * script-sections.cc (Output_section_definition::
4698 set_section_addresses): Rename shadowing local load_address to
4701 2009-06-24 Ian Lance Taylor <iant@google.com>
4704 * reloc.cc (relocate_sections): Skip empty relocation sections.
4706 2009-06-23 Ian Lance Taylor <iant@google.com>
4709 * layout.cc (Layout::create_note): Use choose_output_section
4710 rather than make_output_section.
4712 2009-06-23 Ian Lance Taylor <iant@google.com>
4715 * options.cc (General_options::parse_V): Set printed_version_.
4716 (General_options::General_options): Initialize printed_version_.
4717 * options.h (class General_options): Add printed_version_ field.
4718 * gold.cc (queue_initial_tasks): If there are no input files,
4719 don't give a fatal error if we printed the version information.
4720 (queue_middle_tasks): If using -r with a shared object, give a
4721 fatal error rather than an ordinary error.
4723 2009-06-23 Ian Lance Taylor <iant@google.com>
4726 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4727 (Layout::make_output_section): Set have_stabstr_section_ if we see
4728 a .stab*str section.
4729 (Layout::finalize): Call link_stabs_sections.
4730 (Layout::link_stabs_sections): New file.
4731 * layout.h (class Layout): Add have_stabstr_section_ field.
4732 Declare link_stabs_sections.
4734 2009-06-23 Doug Kwan <dougkwan@google.com>
4736 * Makefile.am (libgold_a_LIBADD): New.
4737 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4738 * Makefile.in: Regenerate.
4739 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4740 * configure: Regenerate.
4741 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4742 * fileread.cc: Include sys/state.h
4743 * gold.h: Declare memmem and strndup if found missing.
4744 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4746 2009-06-23 Ian Lance Taylor <iant@google.com>
4748 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4749 * configure: Rebuild.
4751 2009-06-23 Ian Lance Taylor <iant@google.com>
4754 * object.cc (Object::section_contents): Don't try to get a view if
4755 the section has length zero.
4756 (Object::handle_gnu_warning_section): If the section is empty, use
4757 the name of the section as the warning.
4759 2009-06-23 Ian Lance Taylor <iant@google.com>
4762 * stringpool.h (class Stringpool_template): Add optimize_ field.
4763 (Stringpool_template::set_optimize): New function.
4764 * stringpool.cc (Stringpool_template::Stringpool_template):
4765 Initialize optimize_ field.
4766 (Stringpool_template::set_string_offsets): Test local optimize
4767 fild rather than parameter.
4768 * layout.cc (Layout::Layout): Call set_optimize on the section
4771 2009-06-22 Ian Lance Taylor <iant@google.com>
4774 * yyscript.y: Parse TARGET.
4775 * script.cc (script_set_target): New function.
4776 * script-c.h (script_set_target): Declare.
4777 * options.cc (General_options::string_to_object_format): Rename
4778 from string_to_object_format in anonymous namespace. Change
4780 * options.h (class General_options): Declare
4781 string_to_object_format.
4783 2009-06-22 Ian Lance Taylor <iant@google.com>
4785 * script-sections.cc (Script_sections::create_segments): Don't put
4786 program headers in a PT_LOAD segment if -n or -N.
4788 2009-06-22 Ian Lance Taylor <iant@google.com>
4791 * options.h (class General_options): Add -z lazy and -z now. Sort
4792 -z options into alphabetical order.
4793 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4795 2009-06-21 Ian Lance Taylor <iant@google.com>
4797 * layout.cc (Layout::make_output_section): Call
4798 Target::new_output_section.
4799 (Layout::attach_allocated_section_to_segment): Put large section
4800 sections in a separate load segment with the large segment flag
4802 (Layout::segment_precedes): Sort large data segments after other
4804 (align_file_offset): New static function.
4805 (Layout::set_segment_offsets): Use align_file_offset.
4806 * output.h (class Output_section): Add is_small_section_ and
4807 is_large_section_ fields.
4808 (Output_section::is_small_section): New function.
4809 (Output_section::set_is_small_section): New function.
4810 (Output_section::is_large_section): New function.
4811 (Output_section::set_is_large_section): New function.
4812 (Output_section::is_large_data_section): New function.
4813 (class Output_segment): Add is_large_data_segment_ field.
4814 (Output_segment::is_large_data_segment): New function.
4815 (Output_segment::set_is_large_data_segment): New function.
4816 * output.cc (Output_section::Output_section): Initialize new
4818 (Output_segment::Output_segment): Likewise.
4819 (Output_segment::add_output_section): Add assertion that large
4820 data sections always go in large data segments. Force small data
4821 sections to the end of the list of data sections. Force small BSS
4822 sections to the start of the list of BSS sections. For large BSS
4823 sections to the end of the list of BSS sections.
4824 * symtab.h (class Symbol): Declare is_common_shndx.
4825 (Symbol::is_defined): Check Symbol::is_common_shndx.
4826 (Symbol::is_common): Likewise.
4827 (class Symbol_table): Define enum Commons_section_type. Update
4828 declarations. Add small_commons_ and large_commons_ fields.
4829 * symtab.cc (Symbol::is_common_shndx): New function.
4830 (Symbol_table::Symbol_table): Initialize new fields.
4831 (Symbol_table::add_from_object): Put small and large common
4832 symbols in the right list.
4833 (Symbol_table::sized_finalized_symbol): Check
4834 Symbol::is_common_shndx.
4835 (Symbol_table::sized_write_globals): Likewise.
4836 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4837 common symbol lists. Don't call do_allocate_commons_list if the
4839 (Symbol_table::do_allocate_commons_list): Remove is_tls
4840 parameter. Add comons_section_type parameter. Change all
4841 callers. Handle small and large common symbols.
4842 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4843 Symbol::is_common_shndx.
4844 * resolve.cc (symbol_to_bits): Likewise.
4845 * target.h (Target::small_common_shndx): New function.
4846 (Target::small_common_section_flags): New function.
4847 (Target::large_common_shndx): New function.
4848 (Target::large_common_section_flags): New function.
4849 (Target::new_output_section): New function.
4850 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4851 small_common_section_flags, and large_common_section_flags
4853 (Target::do_new_output_section): New virtual function.
4854 * arm.cc (Target_arm::arm_info): Initialize new fields.
4855 * i386.cc (Target_i386::i386_info): Likewise.
4856 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4858 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4859 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4860 (Target_x86_64::do_new_output_section): New function.
4861 * configure.ac: Define conditional MCMODEL_MEDIUM.
4862 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4863 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4864 (large_LDFLAGS): Define.
4865 * testsuite/large.c: New file.
4866 * testsuite/testfile.cc (Target_test::test_target_info):
4867 Initialize new fields.
4868 * configure, testsuite/Makefile.in: Rebuild.
4870 2009-06-05 Doug Kwan <dougkwan@google.com>
4872 * Makefile.am (CCFILES): Add target.cc.
4873 * Makefile.in: Regenerate.
4874 * i386.cc (class Target_i386): Define new virtual method to
4875 override do_is_local_label_name in parent.
4876 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4877 local symbols if --discard-locals or -X is given.
4878 * options.h (class General_options): Declare new options
4879 '--discard-locals' and '-X' for discarding locals.
4880 * target.h (class Target): Define new methods is_local_label_name.
4881 Declare new virtual method do_is_local_label_name.
4882 * target.cc: New file.
4883 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4884 (check_SCRIPTS): Add discard_locals_test.sh.
4885 (check_DATA): Add discard_local_tests.syms.
4886 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4887 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4888 * testsuite/Makefile.in: Regenerate.
4889 * testsuite/discard_locals_test.c: New file.
4890 * testsuite/discard_locals_test.sh: Same.
4892 2009-06-05 Doug Kwan <dougkwan@google.com>
4894 * object.cc (Sized_relobj::Sized_relobj): Initialize
4895 discarded_eh_frame_shndx_ to -1U.
4896 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4898 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4899 a discarded .eh_frame section.
4900 (Sized_relobj::do_finalize_local_symbols): Ditto.
4901 * object.h (class Sized_relobj): Declare new member
4902 discarded_eh_frame_shndx_.
4903 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4904 (local_labels_test.o, local_labels_test): New rules.
4905 * testsuite/Makefile.in: Regenerate.
4907 2009-06-04 Doug Kwan <dougkwan@google.com>
4909 * layout.cc (Layout::section_name_mapping): Add mapping for
4910 special ARM sections.
4912 2009-06-03 Doug Kwan <dougkwan@google.com>
4914 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4915 (utils::has_overflow): Same.
4917 2009-06-03 Ian Lance Taylor <iant@google.com>
4919 * layout.cc (Layout::section_name_mapping): New array, replacing
4920 Layout::linkonce_mapping.
4921 (Layout::section_name_mapping_count): New variable, replacing
4922 Layout::linkonce_mapping_count.
4923 (Layout::linkonce_output_name): Remove.
4924 (Layout::output_section_name): Rewrite.
4925 * layout.h (class Layout): Rename Linkonce_mapping to
4926 Section_name_mapping, linkonce_mapping to section_name_mapping,
4927 linkonce_mapping_count to section_name_mapping_count. Don't
4928 declare linkonce_output_name.
4930 2009-06-03 Doug Kwan <dougkwan@google.com>
4932 * gold/arm.cc (namespace utils): New.
4933 (Target_arm::reloc_is_non_pic): Define new method.
4934 (class Arm_relocate_functions): New.
4935 (Target_arm::Relocate::relocate): Handle relocation types used by
4938 2009-06-03 Ian Lance Taylor <iant@google.com>
4940 * arm.cc (Target_arm::scan::global): Use || instead of |.
4942 2009-06-02 Doug Kwan <dougkwan@google.com>
4944 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4945 issued_non_pic_error_.
4946 (class Target_arm::Scan): Declare new method check_non_pic.
4947 Define new method symbol_needs_plt_entry.
4948 Declare new data member issued_non_pic_error_.
4949 (class Target_arm::Relocate): Declare new method
4950 should_apply_static_reloc.
4951 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4952 (Target_arm::Scan::check_non_pic): Define new method.
4953 (Target_arm::Scan::local): Handle a small subset of reloc types used
4955 (Target_arm::Scan::local): Same.
4956 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4958 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4960 * incremental.cc (Incremental_inputs::report_command_line): Filter
4961 out --incremental-* options.
4963 2009-05-29 Doug Kwan <dougkwan@google.com>
4965 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4967 (class Target_arm): Update comment.
4968 (Target_arm::Target_arm): Initialize new data members GOT_,
4969 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4970 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4971 and Target_arm::rel_dyn_section.
4972 Declare new_enum Target_arm::Got_type.
4973 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4975 Update commments for member do_dynsym_value.
4976 (Target_arm::got_size, Target_arm::plt_section,
4977 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4978 new methods inside class defintion.
4979 (Target_arm::got_section): Define new method.
4980 (Target_arm::rel_dyn_section): Same.
4981 (Output_data_plt_arm): New template class.
4982 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4983 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4984 (Output_data_plt_arm::add_entry): Same.
4985 (Output_data_plt_arm::first_plt_entry): Define new
4986 static data member for PLT instruction template.
4987 (Output_data_plt_arm::plt_entry): Same.
4988 (Output_data_plt_arm::do_write): Define new method.
4989 (Target_arm::make_plt_entry): Same.
4990 (Target_arm::do_finalize_sections): Same.
4991 (Target_arm::do_dynsym_value): Same.
4993 2009-05-28 Doug Kwan <dougkwan@google.com>
4995 * Makefile.am (TARGETSOURCES): Add arm.cc.
4996 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4997 * Makefile.in: Regenerate.
4999 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5001 2009-05-26 Doug Kwan <dougkwan@google.com>
5003 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5004 (General_options::check_excluded_libs): Strip off directories in
5005 archive name before matching like GNU ld does.
5006 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5007 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5008 (exclude_libs_test_LDFLAGS): Add linker option
5009 -Wl,--exclude-libs,libexclude_libs_test_3
5010 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5011 an explicit archive without using -l.
5012 (alt/libexclude_libs_test_3.a): New make rule.
5013 * testsuite/Makefile.in: Regenerate.
5014 * testsuite/exclude_libs_test.c : Declare lib3_default().
5016 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5017 * exclude_libs_test_3.c: New file.
5019 2009-05-26 Nick Clifton <nickc@redhat.com>
5021 * po/id.po: New Indonesian translation.
5022 * po/gold.pot: Updated template file.
5024 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5026 * testsuite/Makefile.am: Add -ffunction-sections to compile
5027 gc_comdat_test files. Add -Wl,--gc-sections to build
5029 * testsuite/Makefile.in: Regenerate.
5030 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5032 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5034 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5035 kept comdat section was garbage collected.
5036 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5037 * testsuite/Makefile.in: Regenerate.
5038 * testsuite/gc_comdat_test.sh: New file.
5039 * testsuite/gc_comdat_test_1.cc: New file.
5040 * testsuite/gc_comdat_test_2.cc: New file.
5042 2009-05-19 Doug Kwan <dougkwan@google.com>
5044 * archive.cc (Archive::Archive): Move constructor from archive.h
5045 to here. Initialize no_export_.
5046 (Archive::get_elf_object_for_member): Set no_export flag of object.
5047 * archive.h (Archive::Archive): Move constructor body to
5049 (Archive::no_export): New method.
5050 (Archive::no_export_): New field.
5051 * object.h (Object::Object): Initialize no_export_ to false.
5052 (Object::no_export, Object::set_no_export): New methods.
5053 (Object::no_export_): New field.
5054 * options.cc (General_options::parse_exclude_libs): New method.
5055 (General_options::check_excluded_libs) Same.
5056 * options.h (exclude_libs): New option.
5057 (General_options::check_excluded_libs): New method declaration.
5058 (General_options::excluded_libs_): New field.
5059 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5060 default or protected visibility if an object has no-export flag set.
5061 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5062 (check_SCRIPTS): Add exclude_libs_test.sh.
5063 (check_DATA): Add exclude_libs_test.syms.
5064 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5065 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5066 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5067 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5068 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5069 libexclude_libs_test_2.a): New rules.
5070 * testsuite/Makefile.in: Regenerate.
5071 * testsuite/exclude_libs_test.c: New file.
5072 * testsuite/exclude_libs_test.sh: Ditto.
5073 * testsuite/exclude_libs_test_1.c: Ditto.
5074 * testsuite/exclude_libs_test_2.c: Ditto.
5076 2009-05-15 Ian Lance Taylor <iant@google.com>
5078 * configure.ac: Check for declarations for cases where libiberty.h
5079 checks HAVE_DECL_xxx.
5080 * configure, config.in: Rebuild.
5082 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5084 * gold.h (Incremental_argument_list): Remove (invalid) forward
5086 * incremental.cc (Incremental_inputs::report_achive): New method.
5087 (Incremental_inputs::report_object): New method.
5088 (Incremental_inputs::report_script): New method.
5089 (Incremental_inputs::finalize_inputs): New method.
5090 (Incremental_inputs::finalize): Call finalize_inputs().
5091 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5092 Create inputs entries.
5093 * incremental.h (Incremental_input_type): New enum.
5094 (Incremental_inputs::Incremental_input): Initialize new fields.
5095 (Incremental_inputs::report_inputs): New method.
5096 (Incremental_inputs::report_achive): New method.
5097 (Incremental_inputs::report_object): New method.
5098 (Incremental_inputs::report_script): New method.
5099 (Incremental_inputs::finalize_inputs): New method.
5100 (Incremental_inputs::Input_info): New struct.
5101 (Incremental_inputs::Input_info_map): New typedef.
5102 (Incremental_inputs::lock_): New field.
5103 (Incremental_inputs::Inputs_): New field.
5104 (Incremental_inputs::Inputs_map): New field.
5105 * main.cc (main): Call Incremental_input::report_inputs.
5106 * options.h (Input_argument_list): Typedef moved from
5108 (Input_file_group::Files): Remove, use ::Input_argument_list.
5109 (Input_file_group::Input_argument_list): Remove, use
5110 ::Input_argument_list.
5111 * plugin.cc (Plugin_manager::add_input_file): Add error in
5113 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5115 * script.cc (read_input_script): Call
5116 Incremental_input::report_script.
5117 * script.h (Script_info): New class.
5119 2009-04-27 Ian Lance Taylor <iant@google.com>
5121 * x86_64.cc (do_adjust_output_section): Set entsize to
5124 2009-04-23 Elliott Hughes <enh@google.com>
5126 * output.cc (Output_file::close): After short writes, continue
5127 writing from the correct offset in the buffer being written.
5129 2009-04-23 Chris Demetriou <cgd@google.com>
5131 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5132 * configure: Regenerate.
5133 * config.in: Regenerate.
5134 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5135 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5137 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5139 * incremental.cc (Incremental_inputs_header_data): Renamed from
5140 Incremental_input_header_data.
5141 (Incremental_inputs_header_data::data_size): New field.
5142 (Incremental_inputs_header_data::put_input_file_count): Renamed
5143 from input_file_count.
5144 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5145 from command_line_offset.
5146 (Incremental_inputs_header_data::put_reserved): Renamed from
5148 (Incremental_inputs_entry_data): Renamed from
5149 Incremental_input_entry_data.
5150 (Incremental_inputs_entry_data::data_size): New field.
5151 (Incremental_inputs::report_command_line): New method.
5152 (Incremental_inputs::finalize): New method.
5153 (Incremental_inputs::create_incremental_inputs_data): New method.
5154 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5155 * incremental.h: New file.
5156 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5157 (Layout::finalize): Create incremental inputs section in
5159 (Layout::create_incremental_info_sections): New method.
5160 * layout.h (Layout::incremental_inputs): New method.
5161 (Layout::create_incremental_info_sections): New method.
5162 (Layout::incremental_inputs_): New field.
5163 * main.cc (main): Notify Incremental_input of the command line.
5165 2009-04-01 Ian Lance Taylor <iant@google.com>
5166 Mikolaj Zalewski <mikolajz@google.com>
5168 * gold.h (reserve_unordered_map): Define, three versions, one for
5169 each version of Unordered_map.
5170 * layout.cc (Layout::Layout): Remove options parameter. Add
5171 number_of_input_files parameter. Don't initialize options_.
5172 Initialize number_of_input_files_ and resized_signatures_. Move
5173 sections_are_attached_.
5174 (Layout::layout_group): Reserve space for group_signatures_.
5175 (Layout::find_or_add_kept_section): Change name parameter to be a
5176 reference. Resize signatures_ map when it gets large enough.
5177 (Layout::layout_eh_frame): Use parameters->options() instead of
5179 (Layout::make_output_section): Likewise.
5180 (Layout::attach_allocated_section_to_segment): Likewise.
5181 (Layout::finalize, Layout::create_executable_stack): Likewise.
5182 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5183 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5184 * layout.h (class Layout): Update declarations. Remove options_
5185 field. Add number_of_input_files_ and resized_signatures_
5186 fields. Move sections_are_attached_ field.
5187 * main.cc (main): Pass number of input files to Layout
5188 constructor. Don't pass options.
5190 2009-03-30 Ian Lance Taylor <iant@google.com>
5192 * ffsll.c (ffsll): Correct implementation.
5194 2009-03-27 Ian Lance Taylor <iant@google.com>
5196 * ffsll.c: New file.
5197 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5198 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5199 * ftruncate.c (ftruncate): Declare before definition.
5200 * mremap.c (mremap): Likewise.
5201 * pread.c (pread): Likewise.
5202 * configure, Makefile.in, config.in: Rebuild.
5204 * mremap.c: New file.
5205 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5206 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5207 (mremap): Declare if HAVE_MREMAP is not defined.
5208 * configure, Makefile.in, config.in: Rebuild.
5210 2009-03-27 Cary Coutant <ccoutant@google.com>
5212 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5213 position independent.
5214 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5215 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5217 2009-03-24 Cary Coutant <ccoutant@google.com>
5219 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5221 (needs_dynamic_reloc): Likewise.
5223 2009-03-24 Ian Lance Taylor <iant@google.com>
5225 * yyscript.y (file_cmd): Recognize EXTERN.
5226 (extern_name_list, extern_name_list_body): New nonterminals.
5227 * script.cc (script_add_extern): Define.
5228 * script-c.h (script_add_extern): Declare.
5230 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5232 * object.cc (is_elf_object): Define.
5233 * object.h (is_elf_object): Declare.
5234 * archive.cc (Archive::get_elf_object_for_member): Call
5236 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5238 2009-03-24 Elliott Hughes <enh@google.com>
5240 * output.cc (Output_file::map_anonymous): Define.
5241 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5242 try an anonymous one. Report the size if the mmap fails.
5243 * output.h (class Output_file): Declare map_anonymous.
5245 2009-03-24 Ian Lance Taylor <iant@google.com>
5247 * target-select.cc (instantiate_target): Don't acquire the lock if
5248 the instantiated_target_ field has already been set.
5250 2009-03-23 Ian Lance Taylor <iant@google.com>
5252 * gold-threads.h (class Initialize_lock): Define.
5253 * gold-threads.cc (class Initialize_lock_once): Define.
5254 (initialize_lock_control): New static variable.
5255 (initialize_lock_pointer): New static variable.
5256 (initialize_lock_once): New static function.
5257 (Initialize_lock::Initialize_lock): Define.
5258 (Initialize_lock::initialize): Define.
5259 * target-select.h: Include "gold-threads.h".
5260 (class Target_selector): Add lock_ and initialize_lock_ fields.
5261 Don't define instantiate_target, just declare it.
5262 * target-select.cc (Target_selector::Target_selector): Initialize
5264 (Target_selector::instantiate_target): Define.
5265 * descriptors.h: Include "gold-threads.h".
5266 (class Descriptors): Add initialize_lock_ field.
5267 * descriptors.cc (Descriptors::Descriptors): Initialize new
5269 (Descriptors::open): Use initialize_lock_ field
5270 * errors.h (class Errors): Add initialize_lock_ field.
5271 * errors.cc (Errors::Errors): Initialize new field.
5272 (Errors::initialize_lock): Use initialize_lock_ field.
5273 * powerpc.cc (class Target_selector_powerpc): Remove
5274 instantiated_target_ field. In do_recognize call
5275 instantiate_target rather than do_instantiate_target. In
5276 do_instantiate_target just allocate a new target.
5277 * sparc.cc (class Target_selector_sparc): Likewise.
5279 * freebsd.h: New file.
5280 * i386.cc: Include "freebsd.h".
5281 (Target_i386): Derive from Target_freebsd rather than
5283 (Target_selector_i386): Derive from Target_selector_freebsd rather
5284 than Target_selector.
5285 * x86_64.cc: Include "freebsd.h".
5286 (Target_x86_64): Derive from Target_freebsd rather than
5288 (Target_selector_x86_64): Derive from Target_selector_freebsd
5289 rather than Target_selector.
5290 * target.h (class Target): Add adjust_elf_header and
5291 do_adjust_elf_header.
5292 * output.cc (Output_file_header:: do_sized_write): Call target
5293 adjust_elf_header routine.
5294 * configure.tgt: Set targ_osabi.
5295 * configure.ac: Define GOLD_DEFAULT_OSABI.
5296 * parameters.cc (Parameters::default_target): Pass
5297 GOLD_DEFAULT_OSABI to select_target.
5298 * target-select.h (class Target_selector): Make instantiate_target
5299 protected rather than private.
5300 * Makefile.am (HFILES): Add freebsd.h.
5301 * configure, Makefile.in, config.in: Rebuild.
5303 * merge.cc (do_add_input_section): Correct pend value. Change
5304 message about last entry not being null terminated from error to
5307 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5309 * incremental.cc: New file.
5310 * Makefile.am (CCFILES): Add incremental.cc.
5311 * Makefile.in: Rebuild.
5313 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5315 * layout.cc (Layout::output_section_name): Preserve names
5316 of '.note.' sections.
5318 2009-03-19 Ian Lance Taylor <iant@google.com>
5320 * descriptors.cc (Descriptors::open): Check that the options are
5321 valid before using them.
5323 2009-03-18 Ian Lance Taylor <iant@google.com>
5325 * script-sections.h: Include <list>.
5326 (class Script_sections): Change Sections_elements from std::vector
5327 to std::list. Typedef public Elements_iterator. Add
5328 orphan_section_placement_, data_segment_align_start_, and
5329 saw_data_segment_align_ fields. Remove data_segment_align_index_
5331 * script-sections.cc (class Orphan_section_placement): New class.
5332 (class Sections_element): Add virtual functions is_relro and
5333 orphan_section_init. Remove virtual function place_orphan_here.
5334 (class Output_section_definition): Add is_relro and
5335 orphan_section_init. Remove place_orphan_here.
5336 (class Orphan_output_section): Likewise.
5337 (Script_sections::Script_sections): Update for field changes.
5338 (Script_sections::data_segment_align): Set saw_data_segment_align_
5339 and data_segment_align_start_, not data_segment_align_index.
5340 (Script_sections::data_segment_relro_end): Check
5341 saw_data_segment_align_. Use data_segment_align_start_ rather
5342 than data_segment_align_index_.
5343 (Script_sections::place_orphan): Rewrite to use
5344 Orphan_section_placement.
5346 2009-03-17 Ian Lance Taylor <iant@google.com>
5348 * archive.cc (Archive::add_symbols): Check for a version attached
5349 to the symbol name in the archive map.
5350 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5351 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5352 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5353 (ver_test_11.a): New target.
5354 * testsuite/Makefile.in: Rebuild.
5356 * configure.ac: Check for chsize and posix_fallocate. Replace
5358 * ftruncate.c: New file, from gnulib.
5359 * output.cc (posix_fallocate): Define dummy version if not
5360 HAVE_POSIX_FALLOCATE.
5361 (Output_file::map): Call posix_fallocate rather than lseek and
5363 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5364 * configure, Makefile.in, config.in: Rebuild.
5366 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5368 * layout.h (Layout::create_note): Add section_name parameter.
5369 * layout.cc (Layout::create_note): Likewise.
5370 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5372 2009-03-17 Ian Lance Taylor <iant@google.com>
5374 * descriptors.cc: Include "options.h".
5375 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5376 (Descriptors::open): Always use O_CLOEXEC when opening a new
5377 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5378 then set FD_CLOEXEC.
5380 * sparc.cc (class Target_sparc): Add has_got_section.
5381 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5382 make sure we have a GOT section.
5384 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5385 (Target_sparc::Scan::local): Likewise.
5386 (Target_sparc::Scan::global): Likewise.
5387 (Target_sparc::Relocate::relocate): Likewise.
5388 (Target_sparc::Relocate::relocate_tls): Likewise.
5390 * symtab.cc (Symbol_table::define_default_version): New function,
5391 broken out of add_from_object.
5392 (Symbol_table::add_from_object): Call define_default_version.
5393 (Symbol_table::define_special_symbol): Add resolve_oldsym
5394 parameter. Change all callers. If the version for a symbol comes
5395 from a version script, resolve it with the symbol with the same
5396 name with no version. Also add the symbol without a version if
5398 (do_define_in_output_data): If resolving with oldsym, don't delete
5400 (do_define_in_output_segment): Likewise.
5401 (do_define_as_constant): Likewise.
5402 * symtab.h (class Symbol_table): Update declarations.
5404 2009-03-13 Ian Lance Taylor <iant@google.com>
5406 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5407 (Read_symbols::requeue): New function.
5408 (Read_symbols::do_read_symbols): If make_elf_object fails because
5409 the target type is not configured, and the file was searched for,
5410 issue a warning and retry with the next directory.
5411 (Add_symbols::run): If the file has an incompatible format, and
5412 it was searched for, requeue the Read_symbols task. On error,
5414 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5415 dirindex parameter to constructor. Change all callers. Declare
5416 incompatible_warning and requeue.
5417 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5418 input_argument_ and input_group_ fields. Add them to
5419 constructor. Change all callers.
5420 (class Read_script): Add dirindex_ field. Add it to constructor.
5422 * archive.cc (Archive::setup): Remove input_objects parameter.
5424 (Archive::get_file_and_offset): Likewise.
5425 (Archive::read_all_symbols): Likewise.
5426 (Archive::read_symbols): Likewise.
5427 (Archive::get_elf_object_for_member): Remove input_objects
5428 parameter. Add punconfigured parameter. Change all callers.
5429 (Archive::add_symbols): Change return type to bool. Check return
5430 value of include_member.
5431 (Archive::include_all_members): Likewise.
5432 (Archive::include_member): Change return type to bool. Return
5433 false if first included object has incompatible target. Set
5434 included_member_ field.
5435 (Add_archive_symbols::run): If add_symbols returns false, requeue
5437 * archive.h (class Archive): Add included_member_ field.
5438 Initialize it in constructor. Add input_file and searched_for
5439 methods. Update declarations.
5440 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5441 input_argument_ fields. Add them to constructor. Change all
5443 * script.cc: Include "target-select.h".
5444 (class Parser_closure): Add skip_on_incompatible_target_ and
5445 found_incompatible_target_ fields. Add
5446 skip_on_incompatible_target parameter to constructor. Change all
5447 callers. Add methods skip_on_incompatible_target,
5448 clear_skip_on_incompatible_target, found_incompatible_target, and
5449 set_found_incompatible_target.
5450 (read_input_script): Add dirindex parameter. Change all callers.
5451 If parser finds an incompatible target, requeue Read_symbols
5453 (script_set_symbol): Clear skip_on_incompatible_target in
5455 (script_add_assertion, script_parse_option): Likewise.
5456 (script_start_sections, script_add_phdr): Likewise.
5457 (script_check_output_format): New function.
5458 * script.h (read_input_script): Update declaration.
5459 * script-c.h (script_check_output_format): Declare.
5460 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5461 (ignore_cmd): Remove OUTPUT_FORMAT.
5462 * fileread.cc (Input_file::Input_file): Add explicit this.
5463 (Input_file::will_search_for): New function.
5464 (Input_file::open): Add pindex parameter. Change all callers.
5465 * fileread.h (class Input_file): Add input_file_argument method.
5466 Declare will_search_for. Update declarations.
5467 * object.cc (make_elf_object): Add punconfigured parameter.
5469 * object.h (class Object): Make input_file public. Add
5470 searched_for method.
5471 (make_elf_object): Update declaration.
5472 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5474 * dirsearch.h (class Dirsearch): Update declaration.
5475 * options.h (class General_options): Add --warn-search-mismatch.
5476 * parameters.cc (Parameters::is_compatible_target): New function.
5477 * parameters.h (class Parameters): Declare is_compatible_target.
5478 * workqueue.cc (Workqueue::add_blocker): New function.
5479 * workqueue.h (class Workqueue): Declare add_blocker.
5481 * fileread.cc (Input_file::open): Remove options parameter.
5483 (Input_file::open_binary): Likewise.
5484 * script.cc (read_input_script): Likewise.
5485 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5486 options parameter from constructor. Change all callers.
5487 (class Read_script): Likewise.
5488 * fileread.h (class Input_file): Update declarations.
5489 * script.h (read_input_script): Update declaration.
5491 2009-03-10 Nick Clifton <nickc@redhat.com>
5493 * po/es.po: New Spanish translation.
5495 2009-03-06 Cary Coutant <ccoutant@google.com>
5497 * options.cc (parse_short_option): Keep dash_z from registering itself.
5499 2009-03-03 Ian Lance Taylor <iant@google.com>
5502 * target-reloc.h (relocate_section): Pass output_section to
5504 * i386.cc (Target_i386::should_apply_static_reloc): Add
5505 output_section parameter. Change all callers.
5506 (Target_i386::Relocate::relocate): Add output_section parameter.
5507 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5508 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5509 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5510 * testsuite/two_file_shared.sh: New script.
5511 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5512 (check_DATA): Add two_file_shared.dbg.
5513 (two_file_shared.dbg): New target.
5514 * testsuite/Makefile.in: Rebuild.
5516 2009-03-01 Ian Lance Taylor <iant@google.com>
5518 * configure.ac: Check for byteswap.h.
5519 * configure: Rebuild.
5520 * config.in: Rebuild.
5522 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5524 * layout.cc (Layout::find_or_add_kept_section): New function.
5525 (Layout::add_comdat): Removed.
5526 * layout.h (struct Kept_section): Move out of class Layout.
5527 Remove trailing underscores from field names. Add group_sections
5528 field. Rename group_ field to is_group. Change all uses.
5529 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5530 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5531 comdat_groups_ field.
5532 (Sized_relobj::include_section_group): Use
5533 find_or_add_kept_section and Kept_section::group_sections.
5534 (Sized_relobj::include_linkonce_section): Likewise.
5535 * object.cc (class Sized_relobj): Don't define Comdat_group or
5536 Comdat_group_table. Remove find_comdat_group and
5537 add_comdat_group. Remove comdat_groups_ field.
5538 * plugin.cc (include_comdat_group): Use
5539 Layout::find_or_add_kept_section.
5541 2009-02-28 Ian Lance Taylor <iant@google.com>
5543 * README: --gc-sections and map files are now supported. Document
5544 some build requirements.
5547 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5548 relocatable link set the value of the section symbol to zero.
5549 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5550 relocatable link don't include the section address in the local
5553 2009-02-27 Ian Lance Taylor <iant@google.com>
5556 * options.h (class Search_directory): Add is_system_directory.
5557 (class General_options): Declare is_in_system_directory.
5558 * options.cc (get_relative_sysroot): Make static.
5559 (get_default_sysroot): Make static.
5560 (General_optoins::is_in_system_directory): New function.
5561 * fileread.cc (Input_file::is_in_system_directory): New function.
5562 * fileread.h (class Input_file): Declare is_in_system_directory.
5563 * object.h (class Object): Add is_in_system_directory.
5564 (class Input_objects): Remove system_library_directory_ field.
5565 * object.cc (Input_objects::add_object): Don't set
5566 system_library_directory_.
5567 (input_objects::found_in_system_library_directory): Remove.
5568 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5569 parameter. Change all callers.
5570 (Symbol_table::sized_write_globals): Likewise.
5571 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5572 Call Object::is_in_system_directory.
5573 * symtab.h (class Symbol_table): Update declarations.
5576 * descriptors.h (Open_descriptor): Add is_on_stack field.
5577 * descriptors.cc (Descriptors::open): If the descriptor is on the
5578 top of the stack, remove it. Initialize is_on_stack field.
5579 (Descriptors::release): Only add pod to stack if it is not on the
5581 (Descriptors::close_some_descriptor): Clear stack_next and
5585 * output.cc (Output_section::find_starting_output_address): Rename
5586 from starting_output_address; add PADDR parameter; change return
5588 * output.h (class Output_section): Declare
5589 find_starting_output_address instead of starting_output_address.
5590 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5591 section symbol for which we can't find a merge section.
5594 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5595 hidden or internal, force the symbol to be local.
5596 * resolve.cc (Symbol::override_visibility): Define.
5597 (Symbol::override_base): Use override_visibility.
5598 (Symbol_table::resolve): Likewise.
5599 (Symbol::override_base_with_special): Likewise.
5600 (Symbol_table::override_with_special): If the visibility is hidden
5601 or internal, force the symbol to be local.
5602 * symtab.h (class Symbol): Add set_visibility and
5603 override_visibility.
5604 * testsuite/ver_test_1.sh: New file.
5605 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5606 (check_DATA): Add ver_test_1.syms.
5607 (ver_test_1.syms): New target.
5608 * testsuite/Makefile.in: Rebuild.
5610 2009-02-25 Cary Coutant <ccoutant@google.com>
5612 * layout.cc (Layout::choose_output_section): Don't rename sections
5613 when using a linker script that has a SECTIONS clause.
5614 * Makefile.in: Regenerate.
5616 * testsuite/Makefile.am (script_test_5.sh): New test case.
5617 * testsuite/Makefile.in: Regenerate.
5618 * testsuite/script_test_5.cc: New file.
5619 * testsuite/script_test_5.sh: New file.
5620 * testsuite/script_test_5.t: New file.
5622 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5624 * archive.cc (Archive::include_member): Update calls to add_symbols.
5625 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5626 the Layout argument.
5627 * dynobj.h (do_add_symbols): Add the Layout argument.
5628 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5630 * object.h (Object::add_symbols): Add the Layout argument.
5631 (Object::do_add_symbols): Add the Layout argument.
5632 (Sized_relobj::do_add_symbols): Add the Layout argument.
5633 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5634 Unify the two versions.
5635 (Add_plugin_symbols): Remove.
5636 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5637 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5638 (Add_plugin_symbols): Remove.
5639 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5640 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5641 (Add_symbols::run): Make it work with Pulginobj.
5643 2009-02-06 Ian Lance Taylor <iant@google.com>
5645 * object.cc (Sized_relobj::do_layout): Make info message start
5646 with lower case letter.
5648 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5650 * binary.cc: Fix file comment.
5652 * options.h (enum Incremental_disposition): Define.
5653 (class General_options): Add new options: --incremental,
5654 --incremental_changed, --incremental_unchanged,
5655 --incremental_unknown. Add incremental_disposition_ and
5656 implicit_incremental_ fields.
5657 (General_options::incremental_disposition): New function.
5658 (class Position_dependent_options): Add incremental_disposition
5660 (Position_dependent_options::copy_from_options): Set incremental
5662 * options.cc (General_options::parse_incremental_changed): New
5664 (General_options::parse_incremental_unchanged): New function.
5665 (General_options::parse_incremental_unknown): New function.
5666 (General_options::General_options): Initialize new fields
5667 incremental_disposition_ and implicit_incremental_.
5668 (General_options::finalize): Check for uasge of --incremental-*
5669 without --incremental.
5671 2009-02-06 Chris Demetriou <cgd@google.com>
5673 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5674 pointer and to report location as the file name associated with
5676 (gold_undefined_symbol_at_location): New function to replace the
5677 old gold_undefined_symbol functionality.
5678 * target-reloc.h (relocate_section): Update to use
5679 gold_undefined_symbol_at_location.
5680 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5681 Call gold_undefined_symbol function rather than gold_error.
5682 * errors.h (Errors::undefined_symbol): Take location as a
5683 string, rather than calculating it from a relocation.
5684 * errors.cc (Errors::fatal): Print "fatal error:" before the
5686 (Errors::error, Errors::error_at_location): Print "error: "
5687 before the formatted message.
5688 (Errors::undefined_symbol): Take location as a string, rather
5689 than calculating it from a relocation.
5690 (gold_undefined_symbol_at_location): New function akin to
5691 old gold_undefined_symbol, calculates location from relocation.
5692 (gold_undefined_symbol): Change to take only a Symbol pointer
5693 and to report location as the file name associated with the symbol.
5694 * testsuite/debug_msg.sh: Update for changed error messages.
5695 * testsuite/undef_symbol.sh: Likewise.
5697 2009-02-04 Duncan Sands <baldrick@free.fr>
5700 * reduced_debug_output.h
5701 (Output_reduced_debug_abbrev_section::failed): Use format for
5703 (Output_reduced_debug_info_section::faild): Likewise.
5705 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5707 * script.cc (Lazy_demangler): New class.
5708 (Version_script_info::get_symbol_version_helper): Demangle a
5711 2009-01-29 Cary Coutant <ccoutant@google.com>
5713 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5715 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5717 2009-01-28 Ian Lance Taylor <iant@google.com>
5719 * version.cc (version_string): Bump to 1.9.
5721 * gold.h: Include <cstring> and <stdint.h>.
5722 * version.cc: Include <cstdio>.
5723 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5725 * reduced_debug_output.cc (insert_into_vector): Rename from
5726 Insert_into_vector; change all callers. Use Swap_unaligned to
5727 avoid aliasing issue; remove union since it is unnecessary.
5729 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5731 * Makefile.am (CCFILES): Add gc.cc.
5733 * Makefile.in: Regenerate.
5734 * gold.cc (Gc_runner): New class.
5735 (queue_initial_tasks): Call garbage collection related tasks
5736 when corresponding options are invoked.
5737 (queue_middle_gc_tasks): New function.
5738 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5739 processed early before laying out sections during garbage collection.
5740 * gold.h (queue_middle_gc_tasks): New function.
5741 (is_prefix_of): Move from "layout.cc".
5742 * i386.cc (Target_i386::gc_process_relocs): New function.
5743 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5744 * main.cc (main): Create object of class "Garbage_collection".
5745 * object.cc (Relobj::copy_symbols_data): New function.
5746 (Relobj::is_section_name_included): New function.
5747 (Sized_relobj::do_layout): Allow this function to be called twice
5748 during garbage collection and defer layout of section during the
5750 * object.h (Relobj::get_symbols_data): New function.
5751 (Relobj::is_section_name_included): New function.
5752 (Relobj::copy_symbols_data): New function.
5753 (Relobj::set_symbols_data): New function.
5754 (Relobj::get_relocs_data): New function.
5755 (Relobj::set_relocs_data): New function.
5756 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5757 (Relobj::gc_process_relocs): New function.
5758 (Relobj::do_gc_process_relocs): New pure virtual function.
5759 (Relobj::sd_): New data member.
5760 (Sized_relobj::is_output_section_offset_invalid): New function.
5761 (Sized_relobj::do_gc_process_relocs): New function.
5762 * options.h (General_options::gc_sections): Modify to not be a no-op.
5763 (General_options::print_gc_sections): New option.
5764 * plugin.cc (Plugin_finish::run): Remove function call to
5765 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5766 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5767 * reloc.cc (Read_relocs::run): Add task to process relocs and
5768 determine unreferenced sections when doing garbage collection.
5769 (Gc_process_relocs): New class.
5770 (Sized_relobj::do_gc_process_relocs): New function.
5771 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5772 sections that are garbage collected.
5773 * reloc.h (Gc_process_relocs): New class.
5774 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5775 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5776 symbols whose corresponding sections are garbage collected.
5777 (Symbol_table::Symbol_table): Add new parameter for the garbage
5779 (Symbol_table::gc_mark_undef_symbols): New function.
5780 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5781 (Symbol_table::gc_mark_dyn_syms): New function.
5782 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5784 (Symbol_table::add_from_object): Likewise.
5785 (Symbol_table::add_from_relobj): When building shared objects, do not
5786 treat externally visible symbols as garbage.
5787 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5788 table information for static and relocatable links.
5789 * symtab.h (Symbol_table::set_gc): New function.
5790 (Symbol_table::gc): New function.
5791 (Symbol_table::gc_mark_undef_symbols): New function.
5792 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5793 (Symbol_table::gc_mark_dyn_syms): New function.
5794 (Symbol_table::gc_): New data member.
5795 * target.h (Sized_target::gc_process_relocs): New pure virtual
5797 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5798 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5800 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5802 * options.h (General_options::gc_sections): Define as a no-op for now.
5803 (General_options::no_keep_memory): Ditto.
5804 (General_options::Bshareable): Define.
5805 * options.cc (General_options::finalize): Honor -Bshareable.
5807 2009-01-20 Andreas Schwab <schwab@suse.de>
5809 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5810 read the value in the contents, since we don't use it. Use the
5811 template endianness when writing.
5812 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5814 2009-01-19 Andreas Schwab <schwab@suse.de>
5816 * configure.tgt (powerpc64-*): Fix targ_obj.
5818 2009-01-15 Ian Lance Taylor <iant@google.com>
5820 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5821 local symbols when stripping all symbols.
5823 2009-01-14 Cary Coutant <ccoutant@google.com>
5825 * output.cc (Output_reloc): Add explicit instantiations.
5827 2009-01-14 Cary Coutant <ccoutant@google.com>
5829 * archive.cc (Archive::get_elf_object_for_member): Remove call
5830 to File_read::claim_for_plugin.
5831 * descriptors.cc (Descriptors::open): Remove reference to
5833 (Descriptors::claim_for_plugin): Remove.
5834 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5835 (Descriptors::is_claimed): Remove.
5836 (claim_descriptor_for_plugin): Remove.
5837 * fileread.cc (File_read::claim_for_plugin): Remove.
5838 * fileread.h (File_read::claim_for_plugin): Remove.
5839 (File_read::descriptor): Reopen descriptor if necessary.
5840 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5841 (Plugin_manager::all_symbols_read): Add task parameter. Change
5843 (Plugin_manager::get_input_file): New function.
5844 (Plugin_manager::release_input_file): New function.
5845 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5846 corresponding data member.
5847 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5848 and pass to base constructor. Change all callers.
5849 (get_input_file, release_input_file): New functions.
5850 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5851 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5852 (Plugin_manager::all_symbols_read): Add task parameter.
5853 (Plugin_manager::get_input_file): New function.
5854 (Plugin_manager::release_input_file): New function.
5855 (Plugin_manager::task_): New data member.
5856 (Pluginobj::Pluginobj): Add filesize parameter.
5857 (Pluginobj::filename): New function.
5858 (Pluginobj::descriptor): New function.
5859 (Pluginobj::filesize): New function.
5860 (Pluginobj::filesize_): New data member.
5861 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5862 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5863 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5865 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5866 with archive libraries.
5867 * testsuite/Makefile.in: Regenerate.
5868 * testsuite/plugin_test.c (struct sym_info): New type.
5869 (get_input_file, release_input_file): New static variables.
5870 (onload): Capture new transfer vector entries.
5871 (claim_file_hook): Stop reading at end of file according to filesize.
5872 Factor out parsing of readelf output into separate function.
5873 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5874 APIs and get the source file name from the symbol table. Convert
5875 source file name to corresponding object file name. Print info
5876 message when adding new input files.
5877 (parse_readelf_line): New function.
5878 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5879 * testsuite/plugin_test_2.sh: Likewise.
5880 * testsuite/plugin_test_3.sh: Likewise.
5881 * testsuite/plugin_test_4.sh: New test case.
5883 2009-01-07 Ian Lance Taylor <iant@google.com>
5885 * version.cc (version_string): Bump to 1.8.
5887 2008-12-23 Cary Coutant <ccoutant@google.com>
5889 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5890 * plugin.cc (Plugin_manager::finish): Rename as
5891 layout_deferred_objects. Move cleanup to separate function.
5892 (Plugin_manager::cleanup): New function.
5893 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5895 * plugin.h (Plugin_manager::finish): Rename as
5896 layout_deferred_objects.
5897 (Plugin_manager::cleanup): New function.
5898 (Plugin_manager::cleanup_done): New field.
5900 2008-12-23 Cary Coutant <ccoutant@google.com>
5902 * plugin.cc (is_visible_from_outside): New function.
5903 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5904 so we don't return "IR only" status for exported symbols or -r links.
5906 * testsuite/Makefile.am (plugin_test_3): New test case.
5907 * testsuite/Makefile.in: Regenerate.
5908 * testsuite/plugin_test_3.sh: New file.
5910 2008-12-22 Cary Coutant <ccoutant@google.com>
5912 * object.cc (Sized_relobj::layout_section): New function.
5913 (Sized_relobj::do_layout): Defer layout of input sections until after
5914 plugin has provided replacement files.
5915 (Sized_relobj::do_layout_deferred_sections): New function.
5916 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5917 (Relobj::layout_deferred_sections): New function.
5918 (Relobj::do_layout_deferred_sections): New function.
5919 (Sized_relobj::do_layout_deferred_sections): New function.
5920 (Sized_relobj::layout_section): New function.
5921 (Sized_relobj::Deferred_layout): New structure.
5922 (Sized_relobj::deferred_layout_): New field.
5923 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5924 Change all callers. Layout deferred sections.
5925 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5927 (Plugin_hook::run): Move code from do_plugin_hook inline.
5928 (Plugin_hook::do_plugin_hook): Remove.
5929 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5930 (Plugin_manager::finish): Renamed, was cleanup.
5931 (Plugin_manager::should_defer_layout): New function.
5932 (Plugin_manager::add_deferred_layout_object): New function.
5933 (Plugin_manager::Deferred_layout_list): New type.
5934 (Plugin_manager::deferred_layout_objects_): New field.
5935 (Plugin_hook::do_plugin_hook): Remove.
5937 2008-12-17 Ian Lance Taylor <iant@google.com>
5939 * options.h (class General_options): Add --no case for
5942 2008-12-16 Cary Coutant <ccoutant@google.com>
5944 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5946 (Plugin_manager::claim_file): Create plugin object even if
5947 plugin did not call the add_symbols callback.
5948 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5949 asking for more symbols than were added.
5950 * testsuite/Makefile.am (plugin_test_1): Add test case with
5952 (empty.syms): New target.
5953 * testsuite/Makefile.in: Regenerate.
5954 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5955 message. Don't call add_symbols if no globals.
5956 (all_symbols_read_hook): Don't provide replacement for empty
5959 2008-12-12 Ian Lance Taylor <iant@google.com>
5961 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5962 r_type == 0 for a local symbol with r_sym == 0.
5963 (scan_relocatable_relocs): Pass r_sym to
5964 local_non_section_strategy.
5965 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5968 * configure.ac: Update test for TLS descriptors: they are
5969 supported as of glibc 2.9.
5970 * configure: Rebuild.
5972 2008-12-11 Ian Lance Taylor <iant@google.com>
5975 * target-reloc.h (Default_scan_relocatable_relocs): For each
5976 function, map r_type == 0 to RELOC_DISCARD.
5978 2008-12-10 Cary Coutant <ccoutant@google.com>
5980 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5981 object to override a kept COMDAT group from a plugin object.
5983 2008-12-09 Ian Lance Taylor <iant@google.com>
5986 * yyscript.y (file_cmd): Handle INPUT.
5988 * testsuite/initpri1.c: Change all declarations to be full
5989 prototypes by adding void, to avoid compiler warnings.
5991 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5993 * options.cc (General_options::parse_plugin_opt): New.
5994 (General_options::add_plugin): The argument now is just the filename.
5995 (General_options::add_plugin_option): New.
5996 * options.h (plugin_opt): New.
5997 (add_plugin): Change argument name.
5998 (add_plugin_option): New.
5999 * plugin.cc (Plugin::load): Don't parse the plugin option.
6000 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6001 (Plugin::add_option): New.
6002 (Plugin::args_): Change type.
6003 (Plugin::filename_): New.
6004 (Plugin_manager::add_plugin_option): New.
6005 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6006 * testsuite/Makefile.in: Regenerate.
6008 2008-12-05 Cary Coutant <ccoutant@google.com>
6010 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6011 Handle --strip-lto-sections option.
6012 * options.h (strip_lto_sections): New option.
6014 2008-12-01 Cary Coutant <ccoutant@google.com>
6016 * plugin.cc (ld_plugin_message): Change format parameter to const.
6017 Fix mismatch between new[] and delete.
6019 2008-11-14 Cary Coutant <ccoutant@google.com>
6021 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6024 2008-11-05 Craig Silverstein <csilvers@google.com>
6026 * options.cc (General_options::parse_dynamic_list): New function.
6027 * options.h (General_options): New flags dynamic_list,
6028 dynamic_list_data, dynamic_list_cpp_new, and
6029 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6030 (General_options::in_dynamic_list): New function.
6031 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6032 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6033 (Lex::can_continue_name): Likewise.
6035 (read_script_file): New parameter script_options.
6036 (read_dynamic_list): New function.
6037 (Script_options::define_dynamic_list): New function.
6038 (dynamic_list_keyword_parsecodes): New variable.
6039 (dynamic_list_keywords): New variable.
6040 * script.h (Script_options::define_dynamic_list): New function
6042 (read_dynamic_list): New function prototype.
6043 * symtab.cc (strprefix): New macro.
6044 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6045 dynamic_list_data, dynamic_list_cpp_new, and
6046 dynamic_list_cpp_typeinfo.
6047 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6048 (dynamic_list_expr): New rule.
6049 (dynamic_list_nodes): Likewise.
6050 (dynamic_list_node): Likewise.
6051 * testsuite/Makefile.am (dynamic_list): New test.
6052 * testsuite/Makefile.in: Regenerated.
6053 * testsuite/dynamic_list.t: New file.
6054 * testsuite/dynamic_list.sh: New file.
6056 2008-11-05 Craig Silverstein <csilvers@google.com>
6058 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6059 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6060 (t11_last): Likewise.
6061 * testsuite/ver_test_6.c (main): Likewise.
6063 2008-10-07 Cary Coutant <ccoutant@google.com>
6065 * options.c (General_options::finalize): Add check for -static and
6067 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6070 2008-10-02 Cary Coutant <ccoutant@google.com>
6072 * plugin.cc (make_sized_plugin_object): Fix conditional
6073 compilation to work when not all targets are enabled.
6075 2008-09-29 Cary Coutant <ccoutant@google.com>
6077 * archive.cc (Archive::get_file_and_offset): Use filename instead
6078 of name to get library path.
6079 (Archive::include_member): Unlock external member of a thin archive.
6081 * testsuite/Makefile.am (TEST_AR): New variable.
6082 (thin_archive_test_1): New test.
6083 (thin_archive_test_2): New test.
6084 * testsuite/Makefile.in: Regenerate.
6085 * testsuite/thin_archive_main.cc: New file.
6086 * testsuite/thin_archive_test_1.cc: New file.
6087 * testsuite/thin_archive_test_2.cc: New file.
6088 * testsuite/thin_archive_test_3.cc: New file.
6089 * testsuite/thin_archive_test_4.cc: New file.
6091 2008-09-29 Cary Coutant <ccoutant@google.com>
6093 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6094 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6096 (Sized_relobj::do_finalize_local_symbols): Likewise.
6097 (Sized_relobj::map_to_kept_section): Likewise.
6098 * object.h (Sized_relobj::invalid_address): New constant.
6099 (Sized_relobj::do_output_section_offset): Check for invalid_address
6101 * output.cc (Output_reloc::local_section_offset): Use constant
6102 invalid_address instead of -1U.
6103 (Output_reloc::get_address): Likewise.
6104 (Output_section::output_address): Change -1U to -1ULL.
6105 * output.h (Output_reloc::invalid_address): New constant.
6106 * reloc.cc (Sized_relobj::write_sections): Use constant
6107 invalid_address instead of -1U.
6108 (Sized_relobj::relocate_sections): Likewise.
6109 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6110 values for merge sections.
6111 * target-reloc.h (relocate_for_relocatable): Use constant
6112 invalid_address instead of -1U.
6114 2008-09-19 Cary Coutant <ccoutant@google.com>
6116 Add plugin functionality for link-time optimization (LTO).
6117 * configure.ac (plugins): Add --enable-plugins option.
6118 * configure: Regenerate.
6119 * config.in: Regenerate.
6120 * Makefile.am (LIBDL): New variable.
6121 (CCFILES): Add plugin.cc.
6122 (HFILES): Add plugin.h.
6123 (ldadd_var): Add LIBDL.
6124 * Makefile.in: Regenerate.
6126 * archive.cc: Include "plugin.h".
6127 (Archive::setup): Don't preread archive symbols when using a plugin.
6128 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6129 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6131 (Archive::include_member): Add symbols from plugin objects.
6132 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6133 * descriptors.cc (Descriptors::open): Check for file descriptors
6134 abandoned by plugins.
6135 (Descriptors::claim_for_plugin): New function.
6136 * descriptors.h (Descriptors::claim_for_plugin): New function.
6137 (Open_descriptor::is_claimed): New field.
6138 (claim_descriptor_for_plugin): New function.
6139 * fileread.cc (File_read::claim_for_plugin): New function.
6140 * fileread.h (File_read::claim_for_plugin): New function.
6141 (File_read::descriptor): New function.
6142 * gold.cc: Include "plugin.h".
6143 (queue_initial_tasks): Add task to call plugin hooks for generating
6145 * main.cc: Include "plugin.h".
6146 (main): Load plugin libraries.
6147 * object.h (Pluginobj): Declare.
6148 (Object::pluginobj): New function.
6149 (Object::do_pluginobj): New function.
6150 (Object::set_target): New function.
6151 * options.cc: Include "plugin.h".
6152 (General_options::parse_plugin): New function.
6153 (General_options::General_options): Initialize plugins_ field.
6154 (General_options::add_plugin): New function.
6155 * options.h (Plugin_manager): Declare.
6156 (General_options): Add --plugin option.
6157 (General_options::has_plugins): New function.
6158 (General_options::plugins): New function.
6159 (General_options::add_plugin): New function.
6160 (General_options::plugins_): New field.
6161 * plugin.cc: New file.
6162 * plugin.h: New file.
6163 * readsyms.cc: Include "plugin.h".
6164 (Read_symbols::do_read_symbols): Check for archive before checking
6165 for ELF file. Call plugin hooks to claim files.
6166 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6167 from a real object file; force override when processing replacement
6169 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6170 (Symbol::init_base_object): Likewise.
6171 (Symbol::init_base_output_data): Likewise.
6172 (Symbol::init_base_output_segment): Likewise.
6173 (Symbol::init_base_constant): Likewise.
6174 (Symbol::init_base_undefined): Likewise.
6175 (Symbol::output_section): Assert that object is not a plugin.
6176 (Symbol_table::add_from_pluginobj): New function.
6177 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6179 (Symbol_table::sized_write_globals): Likewise.
6180 (Symbol_table::add_from_pluginobj): Instantiate template.
6181 * symtab.h (Sized_pluginobj): Declare.
6182 (Symbol::in_real_elf): New function.
6183 (Symbol::set_in_real_elf): New function.
6184 (Symbol::in_real_elf_): New field.
6185 (Symbol_table::add_from_pluginobj): New function.
6187 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6188 (LIBDL): New variable.
6190 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6191 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6192 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6193 (MOSTLYCLEANFILES): Likewise.
6194 * testsuite/Makefile.in: Regenerate.
6195 * testsuite/plugin_test.c: New file.
6196 * testsuite/plugin_test_1.sh: New file.
6197 * testsuite/plugin_test_2.sh: New file.
6199 2008-09-16 Ian Lance Taylor <iant@google.com>
6201 * target-reloc.h (relocate_section): Check whether a symbol is
6202 defined by the ABI before reporting an undefined symbol error.
6203 * target.h (Target::is_defined_by_abi): Make parameter const.
6204 (Target::do_is_defined_by_abi): Likewise.
6205 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6206 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6207 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6208 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6209 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6210 * testsuite/Makefile.in: Rebuild.
6212 * fileread.cc (make_view): Add casts to avoid warning.
6214 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6216 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6217 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6219 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6221 * options.h (General_options::output_is_executable): New.
6222 (General_options::output_is_pie): New.
6223 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6224 for shared libraries.
6225 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6227 2008-09-11 Chris Demetriou <cgd@google.com>
6229 * options.h (origin): New -z option.
6230 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6231 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6234 2008-09-05 Cary Coutant <ccoutant@google.com>
6236 * fileread.cc (File_read::make_view): Add check for attempt to map
6239 2008-09-05 Cary Coutant <ccoutant@google.com>
6241 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6242 explicit instantiations.
6244 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6247 * options.cc (General_options::finalize): Allow undefined symbols
6248 in shlibs if linking -shared.
6251 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6252 symbols as not needing a dynsym entry.
6254 2008-08-20 Craig Silverstein <csilvers@google.com>
6256 * fileread.cc (File_read::open): Do not lock the file unless it
6257 was successfully opened.
6259 2008-08-14 Cary Coutant <ccoutant@google.com>
6261 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6262 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6263 * testsuite/tls_test.cc (struct int128): 128-bit struct
6264 for testing TLS relocs with non-zero addend.
6265 (v12): New TLS variable.
6267 (t_last): Add check for v12.
6268 * testsuite/tls_test.h (t12): New function.
6269 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6271 2008-08-13 Ian Lance Taylor <iant@google.com>
6273 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6274 set tls_segment_ or relro_segment_.
6275 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6277 * output.h (Output_section::clear_is_relro): New function.
6278 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6279 sections specially even when output_data_ is empty.
6280 (Output_segment::maximum_alignment): When first section is relro,
6281 only force alignment for PT_LOAD segments.
6282 * script.cc (script_data_segment_align): New function.
6283 (script_data_segment_relro_end): New function.
6284 * script-c.h (script_data_segment_align): Declare.
6285 (script_data_segment_relro_end): Declare.
6286 * script-sections.h (class Script_sections): Declare
6287 data_segment_align and data_segment_relro_end. Add fields
6288 segment_align_index_ and saw_relro_end_.
6289 * script-sections.cc (class Sections_element): Add set_is_relro
6290 virtual function. Add new bool* parameter to place_orphan_here.
6291 Add get_output_section virtual function.
6292 (class Output_section_definition): Add set_is_relro. Add new
6293 bool* parameter to place_orphan_here. Add get_output_section.
6294 Add is_relro_ field.
6295 (Output_section_definition::Output_section_definition): Initialize
6296 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6297 and is_relro_ fields.
6298 (Output_section_definition::place_orphan_here): Add is_relro
6300 (Output_section_definition::set_section_addresses): Set relro for
6302 (Output_section_definition::alternate_constraint): Likewise.
6303 (class Orphan_output_section): Add new bool* parameter to
6304 place_orphan_here. Add get_output_section.
6305 (Orphan_output_section::place_orphan_here): Add is_relro
6307 (Script_sections::Script_sections): Initialize
6308 data_segment_align_index_ and saw_relro_end_.
6309 (Script_sections::data_segment_align): New function.
6310 (Script_sections::data_segment_relro_end): New function.
6311 (Script_sections::place_orphan): Set or clear is_relro.
6312 (Script_sections::set_section_addresses): Force alignment of first
6314 * yyscript.y (exp): Call script_data_segment_align and
6315 script_data_segment_relro_end.
6316 * testsuite/relro_script_test.t: New file.
6317 * testsuite/relro_test.cc (using_script): Declare.
6318 (t1, t2): Test using_script.
6319 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6320 (relro_script_test_SOURCES): Define.
6321 (relro_script_test_DEPENDENCIES): Define.
6322 (relro_script_test_LDFLAGS): Define.
6323 (relro_script_test_LDADD): Define.
6324 (relro_script_test.so): New target.
6325 * testsuite/Makefile.in: Rebuild.
6327 2008-08-06 Cary Coutant <ccoutant@google.com>
6329 * archive.cc (Archive::total_archives, Archive::total_members)
6330 (Archive::total_members_loaded): New variables.
6331 (Archive::setup): Add parameter. Add option to preread
6333 (Archive::read_armap): Add counter.
6334 (Archive::get_file_and_offset): New function.
6335 (Archive::get_elf_object_for_member): New function.
6336 (Archive::read_all_symbols): New function.
6337 (Archive::read_symbols): New function.
6338 (Archive::add_symbols): Add counters.
6339 (Archive::include_all_members): Use armap to find members if it's
6341 (Archive::include_member): Skip reading symbols if already read.
6342 Factored code into Archive::get_file_and_offset and
6343 Archive::get_elf_object_for_member. Changed call to
6344 Mapfile::report_include_archive_member.
6345 (Archive::print_stats): New function.
6346 * archive.h: Declare Object and Read_symbols_data classes.
6347 (Archive::Archive): Add initializers for new members.
6348 (Archive::setup): Add parameter.
6349 (Archive::print_stats): New function.
6350 (Archive::total_archives, Archive::total_members)
6351 (Archive::total_members_loaded): New variables.
6352 (Archive::get_file_and_offset): New function.
6353 (Archive::get_elf_object_for_member): New function.
6354 (Archive::read_all_symbols): New function.
6355 (Archive::read_symbols): New function.
6356 (Archive::Archive_member): New class.
6357 (Archive::members_): New member.
6358 (Archive::num_members_): New member.
6359 * main.cc: Include archive.h.
6360 (main): Call Archive::print_stats.
6361 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6362 archive parameter; member_name is now the fully-decorated name.
6363 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6364 * options.h: (General_options): Add --preread-archive-symbols option.
6365 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6368 2008-08-04 Ian Lance Taylor <iant@google.com>
6370 * symtab.h (Symbol::use_plt_offset): New function.
6371 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6372 * powerpc.cc (Relocate::relocate): Likewise.
6373 * sparc.cc (Relocate::relocate): Likewise.
6374 * x86_64.cc (Relocate::relocate): Likewise.
6375 * testsuite/weak_plt.sh: New test.
6376 * testsuite/weak_plt_main.cc: New test.
6377 * testsuite/weak_plt_shared.cc: New test.
6378 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6379 (check_PROGRAMS): Add weak_plt.
6380 (check_DATA): Add weak_plt_shared.so.
6381 (weak_plt_main_pic.o, weak_plt): New targets.
6382 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6383 * testsuite/Makefile.in: Rebuild.
6385 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6387 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6388 * testsuite/Makefile.in: Rebuild.
6390 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6392 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6393 * Makefile.in: Regenerate.
6394 * po/POTFILES.in: Regenerate.
6396 2008-07-29 Ian Lance Taylor <iant@google.com>
6398 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6399 symbols before other symbols.
6400 * testsuite/script_test_2.cc (test_addr): Declare.
6401 (test_addr_alias): Declare.
6402 (main): Check that test_addr and test_addr_alias have the right
6404 * testsuite/script_test_2.t: Define test_addr_alias and
6407 2008-07-24 Ian Lance Taylor <iant@google.com>
6410 * descriptors.cc: New file.
6411 * descriptors.h: New file.
6412 * gold-threads.h (class Hold_optional_lock): New class.
6413 * fileread.cc: Include "descriptors.h".
6414 (File_read::~File_read): Release descriptor rather than closing
6416 (File_read::open) [file]: Call open_descriptor rather than open.
6417 Set is_descriptor_opened_.
6418 (File_read::open) [memory]: Assert that descriptor is not open.
6419 (File_read::reopen_descriptor): New function.
6420 (File_read::release): Release descriptor.
6421 (File_read::do_read): Make non-const. Reopen descriptor.
6422 (File_read::read): Make non-const.
6423 (File_read::make_view): Reopen descriptor.
6424 (File_read::do_readv): Likewise.
6425 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6426 Update declarations.
6427 * layout.cc: Include "descriptors.h".
6428 (Layout::create_build_id): Use open_descriptor rather than open.
6429 * output.cc: Include "descriptors.h".
6430 (Output_file::open): Use open_descriptor rather than open.
6431 * archive.cc (Archive::const_iterator): Change Archive to be
6433 (Archive::begin, Archive::end): Make non-const.
6434 (Archive::count_members): Likewise.
6435 * archive.h (class Archive): Update declarations.
6436 * object.h (Object::read): Make non-const.
6437 * Makefile.am (CCFILES): Add descriptors.cc.
6438 (HFILES): Add descriptors.h.
6439 * Makefile.in: Rebuild.
6442 * gold.h: Always include <clocale>. Add Solaris workarounds
6443 following code in binutils/sysdep.h.
6446 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6447 this->eh_frame_hdr_ is NULL before using it.
6449 * dynobj.cc (Versions::Versions): Update comment.
6451 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6452 the base version name.
6454 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6455 array size plus one.
6456 (Stringpool_template::set_string_offsets): Subtract one from key
6457 before using it as an array index.
6458 (Stringpool_template::get_offset_with_length): Likewise.
6459 (Stringpool_template::write_to_buffer): Likewise.
6460 * stringpool.h (Stringpool_template::get_offset_from_key):
6463 2008-07-23 Ian Lance Taylor <iant@google.com>
6466 * object.h (Merged_symbol_value::value): Do our best to handle a
6470 * script.cc (Version_script_info::get_versions): Don't add empty
6471 version tag to return value.
6472 (Version_script_info::get_symbol_version_helper): Change return
6473 type to bool. Add pversion parameter. Change all callers.
6474 (script_register_vers_node): Don't require a non-NULL tag.
6475 * script.h (class Version_script_info): Update declarations.
6476 (Version_script_info::get_symbol_version): Change return type to
6477 bool. Add version parameter. Change all callers.
6478 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6479 handling. Handle an empty version from a version script.
6480 (Symbol_table::define_special_symbol): Likewise.
6481 * testsuite/ver_test_10.script: New file.
6482 * testsuite/ver_test_10.sh: New file.
6483 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6484 (check_DATA): Add ver_test_10.syms.
6485 (ver_test_10.syms, ver_test_10.so): New target.
6486 * testsuite/Makefile.in: Rebuild.
6488 2008-07-23 Simon Baldwin <simonb@google.com>
6490 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6491 to zero for undefined symbols from dynamic libraries.
6493 2008-07-23 Ian Lance Taylor <iant@google.com>
6495 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6497 * symtab.h (class Symbol_table): Update declaration.
6498 * testsuite/ver_test_9.cc: New file.
6499 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6500 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6501 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6502 (ver_test_9.so, ver_test_9.o): New targets.
6503 * testsuite/Makefile.in: Rebuild.
6505 2008-07-22 Ian Lance Taylor <iant@google.com>
6507 * options.h (class General_options): Define --check-sections.
6508 * layout.cc (Layout::set_segment_offsets): Handle
6511 * options.h (class General_options): Define -n/--nmagic and
6513 * options.cc (General_options::finalize): For -n/--nmagic or
6514 -N/--omagic, set -static.
6515 * layout.cc (Layout::attach_allocated_section_to_segment): If
6516 -N/--omagic, don't put read-only and read-write sections in
6518 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6519 finding a read-only segment.
6520 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6521 don't set the minimum segment alignment to the common page size,
6522 and don't set the file offset to the address modulo the page size.
6523 * script-sections.cc (Script_sections::create_segments): If
6524 -n/--omagic, don't put read-only and read-write sections in
6527 * cref.cc: New file.
6529 * options.h (class General_options): Add --print-symbol-counts.
6530 * main.cc (main): Issue defined symbol report if requested.
6531 * archive.cc (Archive::interpret_header): Make into a const member
6533 (Archive::add_symbols): Call Input_objects::archive_start and
6535 (Archive::const_iterator): Define new class.
6536 (Archive::begin, Archive::end): New functions.
6537 (Archive::include_all_members): Rewrite to use iterator.
6538 (Archive::count_members): New function.
6539 * archive.h (class Archive): Update declarations.
6540 (Archive::filename): New function.
6541 * object.cc: Include "cref.h".
6542 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6543 (Sized_relobj::do_get_global_symbol_counts): New function.
6544 (Input_objects::add_object): Add object to cross-referencer.
6545 (Input_objects::archive_start): New function.
6546 (Input_objects::archive_stop): New function.
6547 (Input_objects::print_symbol_counts): New function.
6548 * object.h: Declare Cref and Archive.
6549 (Object::get_global_symbol_counts): New function.
6550 (Object::do_get_global_symbol_counts): New pure virtual function.
6551 (class Sized_relobj): Add defined_count_ field. Update
6553 (class Input_objects): Add cref_ field. Update constructor.
6554 Update declarations.
6555 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6557 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6559 (Sized_dynobj::do_get_global_symbol_counts): New function.
6560 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6561 defined_count_. Update declarations. Define Symbols typedef.
6562 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6563 parameter. Change all callers.
6564 (Symbol_table::add_from_dynobj): Add sympointers and defined
6565 parameters. Change all callers.
6566 * symtab.h (class Symbol_table): Update declarations.
6567 * Makefile.am (CCFILES): Add cref.cc.
6568 (HFILES): Add cref.h.
6569 * Makefile.in: Rebuild.
6571 2008-07-22 Simon Baldwin <simonb@google.com>
6573 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6574 to zero when writing undefined symbols.
6576 2008-07-22 Ian Lance Taylor <iant@google.com>
6578 * output.cc (Output_section::add_input_section): Don't try to
6579 merge empty merge sections.
6581 2008-07-21 Craig Silverstein <csilvers@google.com>
6583 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6584 Include symbol version in error message.
6586 2008-07-20 Chris Demetriou <cgd@google.com>
6588 * configure.ac (gold_cv_c_random_seed): New configured variable.
6589 (RANDOM_SEED_CFLAGS): New substituted variable.
6590 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6591 * configure: Rebuild.
6592 * Makefile.in: Likewise.
6593 * testsuite/Makefile.in: Likewise.
6595 2008-07-18 Ian Lance Taylor <iant@google.com>
6597 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6598 where we see NAME/NULL and NAME/VERSION as separate symbols.
6599 * testsuite/ver_test_main.cc (main): Call t4.
6600 (t4, t4_2a): Define.
6601 * testsuite/ver_test_2.cc (t4_2): Define.
6602 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6603 * testsuite/ver_test_4.cc (t4_2a): Define.
6604 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6605 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6607 2008-07-17 Ian Lance Taylor <iant@google.com>
6609 * dynobj.cc (Versions::add_def): If we give an error about a
6610 missing version, go ahead and create the version anyhow.
6612 2008-07-10 Ian Lance Taylor <iant@google.com>
6614 Handle output sections with more than 0x7fffffff bytes.
6615 * object.h (class Relobj): Change map_to_output_ to
6616 output_sections_, and just keep a section pointer. Change all
6617 uses. Move comdat group support to Sized_relobj.
6618 (Relobj::is_section_specially_mapped): Remove.
6619 (Relobj::output_section): Remove poff parameter. Change all
6621 (Relobj::output_section_offset): New function.
6622 (Relobj::set_section_offset): Rewrite.
6623 (Relobj::map_to_output): Remove.
6624 (Relobj::output_sections): New function.
6625 (Relobj::do_output_section_offset): New pure virtual function.
6626 (Relobj::do_set_section_offset): Likewise.
6627 (class Sized_relobj): Add section_offsets_ field. Add comdat
6628 group support from Relobj. Update declarations.
6629 (Sized_relobj::get_output_section_offset): New function.
6630 (Sized_relobj::do_output_section_offset): New function.
6631 (Sized_relobj::do_set_section_offset): New function.
6632 * object.cc (Relobj::output_section_address): Remove.
6633 (Sized_relobj::Sized_relobj): Initialize new fields.
6634 (Sized_relobj::include_section_group): Cast find_kept_object to
6636 (Sized_relobj::include_linkonce_section): Likewise.
6637 (Sized_relobj::do_layout): Use separate arrays for output section
6639 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6641 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6642 output_sections and section_offsets.
6643 (Sized_relobj::write_local_symbols): Likewise.
6644 (map_to_kept_section): Compute output address directly.
6645 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6646 output_sections and section_offsets.
6647 (Sized_relobj::write_sections): Likewise.
6648 (Sized_relobj::relocate_sections): Likewise.
6649 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6650 * output.h (class Output_reloc): Update declarations. Change
6651 u2_.relobj to Sized_relobj*.
6652 (class Output_data_reloc): Change add functions to use
6654 * output.cc (Output_reloc::Output_reloc): Change relobj to
6656 (Output_reloc::local_section_offset): Change return type to
6657 Elf_Addr. Use get_output_section_offset.
6658 (Output_reloc::get_address): Likewise.
6659 (Output_section::is_input_address_mapped): Don't call
6660 is_section_specially_mapped.
6661 (Output_section::output_offset): Likewise.
6662 (Output_section::output_address): Likewise.
6663 (Output_section::starting_output_address): Likewise.
6664 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6665 parameter to Sized_relobj*.
6666 (Copy_relocs::need_copy_reloc): Likewise.
6667 (Copy_relocs::save): Likewise.
6668 * copy-relocs.h (class Copy_relocs): Update declarations.
6669 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6670 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6671 * target-reloc.h (relocate_for_relocatable): Change
6672 offset_in_output_section type to Elf_Addr. Change code that uses
6674 * layout.cc (Layout::layout): Always set *off.
6675 * mapfile.cc (Mapfile::print_input_section): Use
6676 output_section_offset.
6677 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6679 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6680 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6681 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6683 2008-07-03 Ian Lance Taylor <iant@google.com>
6685 * layout.cc (Layout::include_section): Do not discard unrecognized
6686 SHT_STRTAB sections.
6688 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6690 * script.cc (Lex::can_continue_name): Make '?' allowable in
6691 version-script names.
6692 * testsuite/version_script.map: Change glob pattern to use '?'
6694 2008-06-30 Manish Singh <yosh@gimp.org>
6697 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6700 2008-06-30 Ian Lance Taylor <iant@google.com>
6704 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6705 versions]: Don't try to read the value in the contents, since we
6706 don't use it. Use the template endianness when writing.
6708 2008-06-25 Cary Coutant <ccoutant@google.com>
6710 * fileread.cc (File_read::make_view): Assert on zero-length view.
6711 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6712 symbol table when there are no symbols to read.
6714 2008-06-23 Craig Silverstein <csilvers@google.com>
6716 * version.cc (version_string): Bump to 1.7
6718 2008-06-18 Craig Silverstein <csilvers@google.com>
6720 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6721 constant 0xFFFF to type Valtype.
6722 (Powerpc_relocate_functions::rel16_ha): Likewise.
6724 2008-06-17 Ian Lance Taylor <iant@google.com>
6726 * output.h (Output_section::Input_section): Initialize p2align_ to
6727 zero for Output_section_data constructors.
6728 (Output_section::Input_section::addralign): If not an input
6729 section, return the alignment of the Output_section_data.
6730 * testsuite/copy_test.cc: New file.
6731 * testsuite/copy_test_1.cc: New file.
6732 * testsuite/copy_test_2.cc: New file.
6733 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6734 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6735 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6736 (copy_test_1_pic.o, copy_test_1.so): New targets.
6737 (copy_test_2_pic.o, copy_test_2.so): New targets.
6738 * testsuite/Makefile.in: Rebuild.
6740 * script-sections.cc (Script_sections::place_orphan): Initialize
6741 local variable exact.
6743 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6745 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6747 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6748 David S. Miller <davem@davemloft.net>
6750 * powerpc.cc: New file.
6751 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6752 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6753 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6754 * Makefile.in: Rebuild.
6756 2008-06-09 Ian Lance Taylor <iant@google.com>
6758 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6760 (throwing, orig_terminate): New static variables.
6761 (terminate_handler): New static function.
6762 (t2): Set terminate handler.
6764 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6767 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6770 2008-05-30 Cary Coutant <ccoutant@google.com>
6772 * archive.cc (Archive::include_all_members) Correct to step
6773 over symbol table and extended name table in thin archives.
6775 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6778 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6781 2008-05-28 Caleb Howe <cshowe@google.com>
6783 * reduced_debug_output.cc: New file.
6784 * reduced_debug_output.h: New file.
6785 * options.h (class General_options): Add --strip-debug-non-line.
6786 * options.cc (General_options::finalize): Add strip_debug_non_line
6787 to the strip heirarchy.
6788 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6790 * layout.cc: Include "reduced_debug_output.h".
6791 (Layout::Layout): Initialize new fields.
6792 (line_only_debug_sections): New static array.
6793 (is_lines_only_debug_sections): New static inline function.
6794 (Layout::include_section): Handle --strip-debug-non-line.
6795 (Layout::make_output_section): If --strip-debug-non-line, build
6796 new output sections for .debug_abbrev and .debug_info.
6797 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6798 gold. Warn about possible overflow.
6799 (read_signed_LEB_128): Likewise.
6800 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6801 (read_signed_LEB_128): Declare.
6802 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6803 (HFILES): Add reduced_debug_output.h.
6804 * Makefile.in: Rebuild.
6806 2008-05-21 Ian Lance Taylor <iant@google.com>
6808 * mapfile.cc: New file.
6809 * mapfile.h: New file.
6810 * options.h (class General_options): Add -M/--print-map and -Map.
6811 * options.cc (General_options::finalize): Make -M equivalent to
6813 * main.cc: Include <cstdio> and "mapfile.h".
6814 (main): Open mapfile if requested.
6815 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6816 constructor. Change caller.
6817 (queue_initial_tasks): Add mapfile parameter. Change caller.
6818 (queue_middle_tasks): Likewise.
6819 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6821 * archive.cc: Include "mapfile.h".
6822 (Archive::add_symbols): Add mapfile parameter. Change all
6823 callers. Pass mapfile, symbol, and reason to include_member.
6824 (Archive::include_all_members): Add mapfile parameter. Change all
6826 (Archive::include_member): Add mapfile, sym, and why parameters.
6827 Change all callers. Report inclusion to map file.
6828 * archive.h: Include "fileread.h".
6829 (class Archive): Update declarations.
6830 (Archive::file): New const method.
6831 (class Add_archive_symbols): Add mapfile_ field. Update
6832 constructor. Change all callers.
6833 * readsyms.h (class Read_symbols): Likewise.
6834 (class Finish_group): Likewise.
6835 (class Read_script): Likewise.
6836 * common.cc: Include "mapfile.h".
6837 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6839 (Symbol_table::do_allocate_commons): Likewise.
6840 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6841 symbol allocation to mapfile.
6842 * common.h (class Allocate_commons_task): Add mapfile_ field.
6843 Update constructor. Change all callers.
6844 * symtab.h (class Symbol_table): Update declarations.
6845 * layout.cc: Include "mapfile.h".
6846 (Layout_task_runner::run): Print information to mapfile.
6847 (Layout::create_gold_note): Change Output_data_fixed_space to
6848 Output_data_zero_fill.
6849 (Layout::create_build_id): Likewise.
6850 (Layout::print_to_mapfile): New function.
6851 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6852 constructor. Change caller.
6853 (class Layout): Declare print_to_mapfile.
6854 * output.cc (Output_section::Input_section::print_to_mapfile): New
6856 (Output_section::add_input_section): If producing a map, always
6857 add to input_sections_ list.
6858 (Output_section::do_print_to_mapfile): New function.
6859 (Output_segment::print_sections_to_mapfile): New function.
6860 (Output_segment::print_section_list_to_mapfile): New function.
6861 * output.h: Include "mapfile.h".
6862 (Output_data::print_to_mapfile): New function.
6863 (Output_data::do_print_to_mapfile): New virtual function.
6864 (Output_segment_headers::do_print_to_mapfile): New function.
6865 (Output_file_header::do_print_to_mapfile): New function.
6866 (Output_data_const::do_print_to_mapfile): New function.
6867 (class Output_data_const_buffer): Add map_name_ field. Update
6868 constructor. Change all callers. Add do_print_to_mapfile
6870 (class Output_data_fixed_space): Likewise.
6871 (class Output_data_space): Likewise.
6872 (class Output_data_zero_fill): New class.
6873 (Output_data_strtab::do_print_to_mapfile): New function.
6874 (Output_data_reloc_base::do_print_to_mapfile): New function.
6875 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6876 (Output_data_group::do_print_to_mapfile): New function.
6877 (Output_data_got::do_print_to_mapfile): New function.
6878 (Output_data_dynamic::do_print_to_mapfile): New function.
6879 (Output_symtab_xindex::do_print_to_mapfile): New function.
6880 (class Output_section): Declare do_print_to_mapflie. Declare
6881 print_to_mapfile in Input_section.
6882 (class Output_segment): Declare new functions.
6883 * object.h (Sized_relobj::symbol_count): New function.
6884 * script-sections.cc
6885 (Output_section_element_dot_assignment::set_section_addresses):
6886 Change Output_data_fixed_space to Output_data_zero_fill.
6887 (Output_data_expression::do_print_to_mapfile): New function.
6888 * script.cc (read_input_script): Add mapfile parameter. Change
6890 * script.h (read_input_script): Update declaration.
6891 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6892 (Eh_frame::do_print_to_mapfile): New function.
6893 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6894 (Output_merge_string::do_print_to_mapfile): New function.
6895 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6897 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6899 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6901 * Makefile.am (CCFILES): Add mapfile.cc.
6902 (HFILES): Add mapfile.h.
6903 * Makefile.in: Rebuild.
6905 2008-05-19 Ian Lance Taylor <iant@google.com>
6907 * options.h (class General_options): Add -z relro.
6908 * layout.cc (Layout::Layout): Initialize relro_segment_.
6909 (Layout::add_output_section_data): Return the output section.
6910 (Layout::make_output_section): Rcognize relro sections and mark
6912 (Layout::attach_allocated_section_to_segment): Put relro sections
6913 in a PT_GNU_RELRO segment.
6914 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6916 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6918 (Layout::linkonce_mapping): Map d.rel.ro.local to
6920 (Layout::output_section_name): Us .data.rel.ro.local for any
6921 section which begins with that.
6922 * layout.h (class Layout): Update add_output_section_data
6923 declaration. Add relro_segment_ field.
6924 * output.cc (Output_section::Output_section): Initialize is_relro_
6925 and is_relro_local_ fields.
6926 (Output_segment::add_output_section): Group relro sections.
6927 (Output_segment::is_first_section_relro): New function.
6928 (Output_segment::maximum_alignment): If there is a relro section,
6929 align the segment to the common page size.
6930 (Output_segment::set_section_addresses): Track whether we are
6931 looking at relro sections. If the last section is a relro
6932 section, align to the common page size.
6933 (Output_segment::set_section_list_addresses): Add in_relro
6934 parameter. Change all callers. Align to the page size when
6935 moving from relro to non-relro section.
6936 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6938 * output.h (class Output_section): Add is_relro_ and
6939 is_relro_local_ fields.
6940 (Output_section::is_relro): New function.
6941 (Output_section::set_is_relro): New function.
6942 (Output_section::is_relro_local): New function.
6943 (Output_section::set_is_relro_local): New function.
6944 (class Output_segment): Update declarations.
6945 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6946 * sparc.cc (Target_sparc::got_section): Likewise.
6947 * x86_64.cc (Target_x86_64::got_section): Likewise.
6948 * testsuite/relro_test_main.cc: New file.
6949 * testsuite/relro_test.cc: New file.
6950 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6951 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6952 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6953 (relro_test.so, relro_test_pic.o): New targets.
6954 * testsuite/Makefile.in: Rebuild.
6956 2008-05-16 Ian Lance Taylor <iant@google.com>
6958 * output.cc (Output_segment::add_output_section): Remove front
6960 * output.h (class Output_segment): Remove
6961 add_initial_output_section and overloaded add_output_section.
6962 Update declaration of remaining add_output_section.
6963 * layout.cc (Layout::create_interp): Call add_output_section
6964 rather than add_initial_output_section.
6965 (Layout::finish_dynamic_section): Likewise.
6967 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6968 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6969 know the dynamic type.
6970 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6971 field. Initialize it in constructor.
6972 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6973 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6974 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6977 * output.cc (Output_reloc::get_address): Change return type to
6979 * output.h (class Output_reloc): Update get_address declaration.
6980 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6981 for section addresses.
6983 2008-05-09 Ian Lance Taylor <iant@google.com>
6986 * gold.cc (gold_nomem): Use return value of write.
6988 2008-05-08 Ian Lance Taylor <iant@google.com>
6990 * symtab.c (Symbol::init_base_output_data): Add version
6991 parameter. Change all callers.
6992 (Symbol::init_base_output_segment): Likewise.
6993 (Symbol::init_base_constant): Likewise.
6994 (Symbol::init_base_undefined): Likewise.
6995 (Sized_symbol::init_output_data): Likewise.
6996 (Sized_symbol::init_output_segment): Likewise.
6997 (Sized_symbol::init_constant): Likewise.
6998 (Sized_symbol::init_undefined): Likewise.
6999 (Symbol_table::do_define_in_output_data): If the new symbol has a
7000 version, mark it as the default.
7001 (Symbol_table::do_define_in_output_segment): Likewise.
7002 (Symbol_table::do_define_as_constant): Likewise.
7003 * symtab.h (class Symbol): Update declarations.
7004 (class Sized_symbol): Likewise.
7005 * resolve.cc (Symbol::override_version): New function.
7006 (Symbol::override_base): Call override_version.
7007 (Symbol::override_base_with_special): Likewise.
7008 * testsuite/ver_script_8.script: New file.
7009 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7010 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7011 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7012 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7014 2008-05-06 Ian Lance Taylor <iant@google.com>
7017 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7019 (class General_options): Remove existing --undefined, and add
7020 --no-undefined instead. Add new --undefined as synonym for -u.
7021 * archive.cc (Archive::add_symbols): Check whether symbol was
7023 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7024 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7025 all uses. Add IS_UNDEFINED. Update declarations to split
7026 different versions of init_base. Declare init_base_undefined.
7027 (Symbol::is_defined): Handle IS_UNDEFINED.
7028 (Symbol::is_undefined): Likewise.
7029 (Symbol::is_weak_undefined): Call is_undefined.
7030 (Symbol::is_absolute): Handle IS_CONSTANT.
7031 (class Sized_symbol): Update declarations to split different
7032 versions of init. Declare init_undefined.
7033 (class Symbol_table): Declare new functions.
7034 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7036 (Symbol::init_base_output_data): Likewise.
7037 (Symbol::init_base_output_segment): Likewise.
7038 (Symbol::init_base_constant): Likewise.
7039 (Symbol::init_base_undefined): New function.
7040 (Sized_symbol::init_object): Rename from init. Change all
7042 (Sized_symbol::init_output_data): Likewise.
7043 (Sized_symbol::init_output_segment): Likewise.
7044 (Sized_symbol::init_constant): Likewise.
7045 (Sized_symbol::init_undefined): New function.
7046 (Symbol_table::add_undefined_symbols_from_command_line): New
7048 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7050 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7051 (Symbol::output_section): Likewise.
7052 (Symbol::set_output_section): Likewise.
7053 (Symbol_table::sized_finalize_symbol): Likewise.
7054 (Symbol_table::sized_write_globals): Likewise.
7055 * resolve.cc (Symbol_table::should_override): Likewise.
7056 (Symbol::override_base_with_special): Likewise.
7058 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7059 symbol, change it to have default visibility.
7060 * testsuite/protected_1.cc: New file.
7061 * testsuite/protected_2.cc: New file.
7062 * testsuite/protected_3.cc: New file.
7063 * testsuite/protected_main_1.cc: New file.
7064 * testsuite/protected_main_2.cc: New file.
7065 * testsuite/protected_main_3.cc: New file.
7066 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7067 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7068 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7069 (protected_1.so): New target.
7070 (protected_1_pic.o, protected_2_pic.o): New targets.
7071 (protected_3_pic.o): New target.
7072 (check_PROGRAMS): Add protected_2.
7073 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7074 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7075 * testsuite/Makefile.in: Rebuild.
7077 * options.h (DEFINE_var): Add set_user_set_##varname__.
7078 (DEFINE_bool_alias): New macro.
7079 (class General_options): Define -Bstatic using DEFINE_bool_alias
7080 rather than DEFINE_special. Add --undefined as an alias for -z
7082 * options.cc (General_options::parse_Bstatic): Remove.
7084 * options.h (class General_options): Add --fatal-warnings.
7085 * main.cc (main): Implement --fatal-warnings.
7086 * errors.h (Errors::warning_count): New function.
7088 * options.h (class General_options): Add -Bsymbolic-functions.
7089 * symtab.h (Symbol::is_preemptible): Check for
7090 -Bsymbolic-functions.
7092 2008-05-05 Ian Lance Taylor <iant@google.com>
7094 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7095 as noVARNAME rather than no-VARNAME.
7096 (class General_options): Add option -z combreloc.
7097 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7099 (Output_reloc::sort_before) [SHT_REL]: New function.
7100 (Output_reloc::sort_before) [SHT_RELA]: New function.
7101 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7102 Sort_relocs_comparison.
7103 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7104 parameter. Change all callers.
7105 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7106 sort_relocs parameter. Change all callers.
7107 * output.cc (Output_reloc::get_address): New function, broken out
7109 (Output_reloc::write_rel): Call it.
7110 (Output_reloc::compare): New function.
7111 (Output_data_reloc_base::do_write): Optionally sort relocs.
7113 * configure.ac: If targ_extra_obj is set, link it in.
7114 * configure.tgt: Initialize all variables.
7115 (x86_64*): Set targ_extra_obj and targ_extra_size.
7116 * configure: Rebuild.
7118 * object.cc (Sized_relobj::include_section_group): Adjust section
7119 indexes read from group data. Build vector to pass to
7121 * layout.cc (Layout::layout_group): Add flags and shndxes
7122 parameters. Remove contents parameter. Change caller. Update
7123 explicit instantiations.
7124 * layout.h (class Layout): Update layout_group declaration.
7125 * output.cc (Output_data_group::Output_data_group): Add flags and
7126 input_shndxes parameters. Remove contents parameter. Change
7128 (Output_data_group::do_write): Change input_sections_ to
7130 * output.h (class Output_data_group): Update constructor
7131 declaration. Rename input_sections_ to input_shndxes_.
7132 * testsuite/many_sections_test.cc: Add template.
7134 2008-04-30 Cary Coutant <ccoutant@google.com>
7136 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7138 * layout.cc (Layout::include_section): Refactored check for debug
7140 (Layout::add_comdat): Add new parameters. Change type
7141 of signature parameter. Add object and shndx to signatures table.
7142 (Layout::find_kept_object): New function.
7143 * layout.h: Include <cstring>.
7144 (Layout::is_debug_info_section): New function.
7145 (Layout::add_comdat): Add new parameters.
7146 (Layout::find_kept_object): New function.
7147 (Layout::Kept_section): New struct.
7148 (Layout::Signatures): Change type of map range.
7149 * object.cc (Relobj::output_section_address): New function.
7150 (Sized_relobj::include_section_group): Add new parameters. Change
7151 calls to Layout::add_comdat. Change to build table of kept comdat
7152 groups and table mapping discarded sections to kept sections.
7153 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7154 (Sized_relobj::do_layout): Change calls to include_section_group and
7155 include_linkonce_section.
7156 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7157 value to zero when section is discarded.
7158 (Sized_relobj::map_to_kept_section): New function.
7159 * object.h (Relobj::output_section_address): New function.
7160 (Relobj::Comdat_group): New type.
7161 (Relobj::find_comdat_group): New function.
7162 (Relobj::Comdat_group_table): New type.
7163 (Relobj::Kept_comdat_section): New type.
7164 (Relobj::Kept_comdat_section_table): New type.
7165 (Relobj::add_comdat_group): New function.
7166 (Relobj::set_kept_comdat_section): New function.
7167 (Relobj::get_kept_comdat_section): New function.
7168 (Relobj::comdat_groups_): New field.
7169 (Relobj::kept_comdat_sections_): New field.
7170 (Symbol_value::input_value): Update comment.
7171 (Sized_relobj::map_to_kept_section) New function.
7172 (Sized_relobj::include_linkonce_section): Add new parameter.
7173 * target-reloc.h (Comdat_behavior): New type.
7174 (get_comdat_behavior): New function.
7175 (relocate_section): Add code to map a discarded section to the
7176 corresponding kept section when applying a relocation.
7178 2008-04-30 Craig Silverstein <csilvers@google.com>
7180 * dwarf_reader.cc (next_generation_count): New static var.
7181 (Addr2line_cache_entry): New struct.
7182 (addr2line_cache): New static var.
7183 (Dwarf_line_info::one_addr2line): Added caching.
7184 (Dwarf_line_info::clear_addr2line_cache): New function.
7185 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7186 cache-size parameter.
7187 (Dwarf_line_info::one_addr2line_cache): New function.
7188 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7189 new cache-size argument to one_addr2line(), and clear cache.
7191 2008-04-28 Cary Coutant <ccoutant@google.com>
7193 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7194 R_386_PC8 relocations.
7196 2008-04-23 Ian Lance Taylor <iant@google.com>
7198 * object.cc (Sized_relobj::include_section_group): Check for
7199 invalid section group.
7201 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7204 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7205 than read for file header.
7206 * archive.cc (Archive::include_member): Likewise.
7208 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7210 * aclocal.m4: Regenerate.
7211 * configure: Regenerate.
7213 2008-04-19 Ian Lance Taylor <iant@google.com>
7215 * version.cc (version_string): Bump to 1.6.
7217 * testsuite/Makefile.am (many_sections_r_test): New target.
7218 (many_sections_r_test_SOURCES): Remove.
7219 (many_sections_r_test_DEPENDENCIES): Remove.
7220 (many_sections_r_test_LDFLAGS): Remove.
7221 (many_sections_r_test_LDADD): Remove.
7223 * object.cc (Sized_relobj::do_add_symbols): Always pass
7224 local_symbol_count_ to add_from_relobj.
7226 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7227 every thousand variables.
7228 * testsuite/Makefile.in: Rebuild.
7230 * object.cc (Xindex::initialize_symtab_xindex): New function.
7231 (Xindex::read_symtab_xindex): New function.
7232 (Xindex::sym_xindex_to_shndx): New function.
7233 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7235 (Sized_relobj::do_initialize_xindex): New function.
7236 (Sized_relobj::do_read_symbols): Adjust section links.
7237 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7238 parameter. Change all callers.
7239 (Sized_relobj::include_section_group): Adjust section links and
7240 symbol section indexes.
7241 (Sized_relobj::do_layout): Adjust section links.
7242 (Sized_relobj::do_count_local_symbols): Adjust section links and
7243 symbol section indexes.
7244 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7245 ordinary and special symbols.
7246 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7247 dynsym_xindex parameters. Change all callers. Adjust section
7248 links. Use SHN_XINDEX when needed.
7249 (Sized_relobj::get_symbol_location_info): Adjust section links.
7250 Don't get fooled by special symbols.
7251 * object.h (class Xindex): Define.
7252 (class Object): Add xindex_ parameter. Declare virtual functoin
7253 do_initialize_xindex.
7254 (Object::adjust_sym_shndx): New function.
7255 (Object::set_xindex): New protected function.
7256 (class Symbol_value): Add is_ordinary_shndx_ field.
7257 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7258 (Symbol_value::value): Assert ordinary section.
7259 (Symbol_value::initialize_input_to_output_map): Likewise.
7260 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7262 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7264 (class Sized_relobj): Update declarations.
7265 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7266 parameter. Change all callers.
7267 (Sized_relobj::adjust_shndx): New function.
7268 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7270 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7271 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7272 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7273 (Sized_dynobj::read_dynsym_section): Adjust section links.
7274 (Sized_dynobj::read_dynamic): Likewise.
7275 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7277 (Sized_dynobj::do_initialize_xindex): New function.
7278 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7279 do_initialize_xindex.
7280 (Sized_dynobj::adjust_shndx): New function.
7281 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7282 dynsym_xindex_ fields.
7283 (Layout::finalize): Add a call to set_section_indexes before
7284 creating the symtab sections.
7285 (Layout::set_section_indexes): Don't do anything if the section
7286 already has a section index.
7287 (Layout::create_symtab_sections): Add shnum parameter. Change
7288 caller. Create .symtab_shndx section if needed.
7289 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7291 (Layout::allocated_output_section_count): New function.
7292 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7294 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7295 fields. Update declarations.
7296 (Layout::symtab_xindex): New function.
7297 (Layout::dynsym_xindex): New function.
7298 (class Write_symbols_task): Add layout_ field.
7299 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7301 * output.cc (Output_section_headers::Output_section_headers): Add
7302 shstrtab_section parameter. Change all callers.
7303 (Output_section_headers::do_sized_write): Store overflow values
7304 for section count and section string table section index in
7305 section header zero.
7306 (Output_file_header::do_sized_write): Check for overflow of
7307 section count and section string table section index.
7308 (Output_symtab_xindex::do_write): New function.
7309 (Output_symtab_xindex::endian_do_write): New function.
7310 * output.h (class Output_section_headers): Add shstrtab_section_.
7311 Update declarations.
7312 (class Output_symtab_xindex): Define.
7313 (Output_section::has_out_shndx): New function.
7314 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7316 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7318 (Sized_symbol::init): Likewise.
7319 (Symbol::output_section): Check for ordinary symbol.
7320 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7321 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7323 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7324 Change all callers. Simplify handling of symbols from sections
7325 not included in the link.
7326 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7328 (Weak_alias_sorter::operator()): Assert that symbols are
7330 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7332 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7333 parameters. Change all callers.
7334 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7335 symbol distinction. Use SHN_XINDEX when needed.
7336 (Symbol_table::write_section_symbol): Add symtab_xindex
7337 parameter. Change all callers.
7338 (Symbol_table::sized_write_section_symbol): Likewise. Use
7339 SHN_XINDEX when needed.
7340 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7342 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7343 (Symbol::is_defined): Check is_ordinary.
7344 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7345 (Symbol::is_absolute, Symbol::is_common): Likewise.
7346 (class Sized_symbol): Update declarations.
7347 (class Symbol_table): Update declarations.
7348 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7349 parameters. Change all callers.
7350 (Sized_symbol::override): Likewise.
7351 (Symbol_table::override): Likewise.
7352 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7353 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7354 is_ordinary, and orig_st_shndx parameters. Change all callers.
7355 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7356 to be in an ordinary section.
7357 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7358 object and is_ordinary parameters. Change all callers.
7359 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7360 Change all callers. Don't add undefined or non-ordinary symbols
7362 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7364 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7366 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7367 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7368 (Sized_relobj::relocate_sections): Likewise.
7369 * target-reloc.h (scan_relocs): Adjust section symbol index.
7370 (scan_relocatable_relocs): Likewise.
7371 * i386.cc (Scan::local): Check for ordinary symbols.
7372 * sparc.cc (Scan::local): Likewise.
7373 * x86_64.cc (Scan::local): Likewise.
7374 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7375 to symbol_section_and_value.
7376 * testsuite/many_sections_test.cc: New file.
7377 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7378 (check_PROGRAMS): Add many_sections_test.
7379 (many_sections_test_SOURCES): Define.
7380 (many_sections_test_DEPENDENCIES): Define.
7381 (many_sections_test_LDFLAGS): Define.
7382 (BUILT_SOURCES): Add many_sections_define.h.
7383 (many_sections_define.h): New target.
7384 (BUILT_SOURCES): Add many_sections_check.h.
7385 (many_sections_check.h): New target.
7386 (check_PROGRAMS): Add many_sections_r_test.
7387 (many_sections_r_test_SOURCES): Define.
7388 (many_sections_r_test_DEPENDENCIES): Define.
7389 (many_sections_r_test_LDFLAGS): Define.
7390 (many_sections_r_test_LDADD): Define.
7391 (many_sections_r_test.o): New target.
7392 * testsuite/Makefile.in: Rebuild.
7394 2008-04-17 Cary Coutant <ccoutant@google.com>
7396 * errors.cc (Errors::info): New function.
7397 (gold_info): New function.
7398 * errors.h (Errors::info): New function.
7399 * gold.h (gold_info): New function.
7400 * object.cc (Input_objects::add_object): Print trace output.
7401 * options.cc (options::parse_set): New function.
7402 (General_options::parse_wrap): Deleted.
7403 (General_options::General_options): Deleted initializer.
7404 * options.h (options::String_set): New typedef.
7405 (options::parse_set): New function.
7406 (DEFINE_set): New macro.
7407 (General_options::wrap): Changed to use DEFINE_set. Changed
7408 callers of any_wrap_symbols and is_wrap_symbol.
7409 (General_options::trace, General_options::trace_symbol):
7411 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7412 (General_options::wrap_symbols_): Deleted.
7413 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7415 2008-04-17 David S. Miller <davem@davemloft.net>
7417 * options.cc (General_options::parse_V): New function.
7418 * options.h: Add entries for -V and -Qy.
7420 2008-04-17 Ian Lance Taylor <iant@google.com>
7422 * common.cc (Symbol_table::allocate_commons): Remove options
7423 parameter. Change caller.
7424 (Symbol_table::do_allocate_commons): Remove options parameter.
7425 Change caller. Just call do_allocate_commons_list twice.
7426 (Symbol_table::do_allocate_commons_list): New function, broken out
7427 of do_allocate_commons.
7428 * common.h (class Allocate_commons_task): Remove options_ field.
7430 * symtab.cc (Symbol_table::Symbol_table): Initialize
7432 (Symbol_table::add_from_object): Put TLS common symbols on
7434 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7435 which are IN_OUTPUT_DATA.
7436 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7437 allocate_commons and do_allocate_commons declarations. Declare
7438 do_allocate_commons_list.
7439 * gold.cc (queue_middle_tasks): Update creation of
7440 Allocate_commons_task to not pass options.
7441 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7442 (TLS_TEST_C_FLAGS): New variable.
7443 (tls_test_c_pic.o): New target.
7444 (tls_test_shared.so): Link in tls_test_c_pic.o.
7445 (tls_test_c_pic_ie.o): New target.
7446 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7447 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7448 (tls_test_c.o): New target.
7449 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7450 (tls_pic_test_LDADD): Likewise.
7451 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7452 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7453 (tls_test_c_gnu2.o): New target.
7454 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7456 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7457 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7458 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7459 * testsuite/tls_test.cc: Include "config.h".
7460 (t_last): Call t11_last.
7461 * testsuite/tls_test.h (t11, t11_last): Declare.
7462 * testsuite/tls_test_c.c: New file.
7463 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7464 * configure.ac: Check for OpenMP support.
7465 * configure, config.in, Makefile.in: Rebuild.
7466 * testsuite/Makefile.in: Rebuild.
7468 2008-04-16 Cary Coutant <ccoutant@google.com>
7470 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7471 (Target_i386::tls_base_symbol_defined_): New field.
7472 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7473 (Target_i386::Scan::global): Likewise.
7474 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7475 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7476 (Target_x86_64::tls_base_symbol_defined_): New field.
7477 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7478 (Target_x86_64::Scan::global): Likewise.
7480 2008-04-16 Cary Coutant <ccoutant@google.com>
7482 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7483 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7484 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7485 building shared libraries.
7486 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7487 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7488 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7489 * testsuite/Makefile.in: Rebuild.
7490 * testsuite/weak_undef.h: New file.
7491 * testsuite/weak_undef_file1.cc: Add extra test cases.
7492 * testsuite/weak_undef_file2.cc: Likewise.
7493 * testsuite/weak_undef_test.cc: Likewise.
7495 2008-04-16 David S. Miller <davem@davemloft.net>
7497 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7498 Add issued_non_pic_error_ field. Declare check_non_pic.
7499 (Target_sparc::Scan::check_non_pic): New function.
7500 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7501 (Target_sparc::Scan::global): Likewise.
7503 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7504 * configure: Rebuild.
7506 * options.h (DEFINE_enable): New macro.
7507 (new_dtags): New enable option.
7508 (initfirst, interpose, loadfltr, nodefaultlib,
7509 nodelete, nodlopen, nodump): New -z options.
7510 * layout.cc (Layout:finish_dynamic_section): If new
7511 dtags enabled, emit DT_RUNPATH. Also, emit a
7512 DT_FLAGS_1 containing any specified -z flags.
7514 2008-04-16 Ian Lance Taylor <iant@google.com>
7516 * copy-relocs.cc: New file.
7517 * copy-relocs.h: New file.
7518 * reloc.cc: Remove Copy_relocs code.
7519 * reloc.h: Likewise.
7520 * reloc-types.h (struct Reloc_types) [both versions]: Add
7521 get_reloc_addend_noerror.
7522 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7523 variants of add_global which take an addend which must be zero.
7524 * i386.cc: Include "copy-relocs.h".
7525 (class Target_i386): Change type of copy_relocs_ to variable,
7527 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7529 (Target_i386::do_finalize_sections): Change handling of
7531 * sparc.cc: Include "copy-relocs.h".
7532 (class Target_sparc): Change type of copy_relocs_ to variable,
7534 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7536 (Target_sparc::do_finalize_sections): Change handling of
7538 * x86_64.cc: Include "copy-relocs.h".
7539 (class Target_x86_64): Change type of copy_relocs_ to variable,
7541 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7542 class. Change all callers.
7543 (Target_x86_64::do_finalize_sections): Change handling of
7545 * Makefile.am (CCFILES): Add copy-relocs.cc.
7546 (HFILES): Add copy-relocs.h.
7548 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7550 * testsuite/script_test_4.sh: Permit leading zeroes.
7552 2008-04-15 Ian Lance Taylor <iant@google.com>
7554 * script-sections.cc (Script_sections::create_segments): Use
7555 header_size_adjustment even when there is enough room for the
7557 * testsuite/script_test_4.sh: New file.
7558 * testsuite/script_test_4.t: New file.
7559 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7560 (check_DATA): Add script_test_4.stdout.
7561 (MOSTLYCLEANFILES): Likewise.
7562 (script_test_4): New target.
7563 (script_test_4.stdout): New target.
7564 * testsuite/Makefile.in: Rebuild.
7566 * sparc.cc: Add definitions for Output_data_plt_sparc class
7569 2008-04-14 David S. Miller <davem@davemloft.net>
7571 * sparc.cc: New file.
7572 * Makefile.am (TARGETSOURCES): Add sparc.cc
7573 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7574 * configure.tgt: Document targ_extra_size and
7575 targ_extra_big_endian. Add entries for sparc-* and
7577 * configure.ac: Handle targ_extra_size and
7578 targ_extra_big_endian.
7579 * Makefile.in: Rebuild.
7580 * configure: Likewise.
7581 * po/POTFILES.in: Likewise.
7582 * po/gold.pot: Likewise.
7584 2008-04-14 Ian Lance Taylor <iant@google.com>
7586 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7587 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7588 in the name/type/flags to section mapping. Don't call
7589 allocate_output_section.
7590 (Layout::choose_output_section): Change parameter from adjust_name
7591 to is_input_section. Don't permit input sections after sections
7592 are attached to segments. Don't call allocate_output_section.
7593 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7594 not write_enable_output_section.
7595 (Layout::make_output_section): Don't push to
7596 unattached_section_list_ nor call attach_to_segment. Call
7597 attach_section_to_segment if sections are attached.
7598 (Layout::attach_sections_to_segments): New function.
7599 (Layout::attach_section_to_segment): New function.
7600 (Layout::attach_allocated_section_to_segment): Rename from
7601 attach_to_segment. Remove flags parameter.
7602 (Layout::allocate_output_section): Remove function.
7603 (Layout::write_enable_output_section): Remove function.
7604 * layout.h (class Layout): Update for above changes. Add new
7605 field sections_are_attached_.
7606 * output.h (Output_section::update_flags_for_input_section): New
7608 * output.cc (Output_section::add_input_section): Call
7609 update_flags_for_input_section.
7610 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7612 2008-04-11 Cary Coutant <ccoutant@google.com>
7614 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7615 thought unnecessary.
7616 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7618 2008-04-11 Ian Lance Taylor <iant@google.com>
7620 * output.h (class Output_section_data): Remove inline definition
7622 * output.cc (Output_section_data::set_addralign): New function.
7624 2008-04-11 Cary Coutant <ccoutant@google.com>
7626 Add support for TLS descriptors for i386 and x86_64.
7627 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7628 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7629 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7631 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7632 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7633 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7635 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7636 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7637 Fix problem with initial-exec relocations.
7638 (Target_i386::Relocate::relocate_tls): Likewise.
7639 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7641 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7642 support for section-plus-offset dynamic table entries.
7643 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7644 (Output_data_dynamic::Dynamic_entry): Add support for
7645 section-plus-offset dynamic table entries.
7646 (Output_data_dynamic::Classification): Likewise.
7647 (Output_data_dynamic::classification_): Renamed offset_.
7648 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7649 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7650 (Target_x86_64::make_plt_section): New function.
7651 (Target_x86_64::reserve_tlsdesc_entries): New function.
7652 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7653 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7654 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7655 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7656 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7657 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7658 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7659 add extra PLT entry for TLS descriptors.
7660 (Output_data_plt_x86_64::got_): New field.
7661 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7662 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7664 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7666 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7667 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7668 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7669 R_386_TLS_DESC_CALL relocations.
7670 (Target_x86_64::Scan::global): Likewise.
7671 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7672 for TLS descriptors.
7673 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7674 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7675 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7676 GD-to-IE relaxation.
7677 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7678 and TLS_DESCRIPTORS.
7679 * Makefile.in: Rebuild.
7680 * configure: Rebuild.
7681 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7682 (tls_test_shared2.so): New target.
7683 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7684 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7685 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7686 (tls_shared_gd_to_ie_test_LDADD): New variable.
7687 (tls_shared_gnu2_gd_to_ie_test): New target.
7688 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7690 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7691 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7692 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7693 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7694 (tls_shared_gnu2_test): New target.
7695 (tls_test_gnu2_shared.so): New target.
7696 (tls_shared_gnu2_test_SOURCES): New variable.
7697 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7698 (tls_shared_gnu2_test_LDFLAGS): New variable.
7699 (tls_shared_gnu2_test_LDADD): New variable.
7700 * testsuite/Makefile.in: Rebuild.
7701 * testsuite/Makefile.
7703 2008-04-11 Ian Lance Taylor <iant@google.com>
7705 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7707 * testsuite/Makefile.in: Rebuild.
7709 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7711 * testsuite/script_test_2.cc (main): Adjust test.
7713 2008-04-11 David S. Miller <davem@davemloft.net>
7714 Ian Lance Taylor <iant@google.com>
7716 * options.h (General_options): Add entries for '-Y' and
7718 * options.cc (General_options:finalize): If -Y was used, add those
7719 entries to the library path instead of the default "/lib" and
7722 2008-04-11 David S. Miller <davem@davemloft.net>
7724 * testsuite/justsyms.t: Start at 0x100.
7725 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7726 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7728 * testsuite/script_test_2.cc: Adjust string and section length
7731 2008-04-09 Ian Lance Taylor <iant@google.com>
7734 * script-sections.cc (Sections_element::allocate_to_segment): Add
7736 (Output_section_definition::allocate_to_segment): Likewise.
7737 (Orphan_output_section::allocate_to_segment): Likewise.
7738 (Script_sections::attach_sections_using_phdrs_clause): Don't
7739 propagate non-PT_LOAD segments to orphan sections.
7740 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7741 readelf rather than objdump.
7742 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7743 .interp section and PT_INTERP segment are the same size.
7744 * testsuite/Makefile.in: Rebuild.
7746 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7747 aliases for symbols defined in the same object.
7748 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7749 (weak_alias_test_SOURCES): New variable.
7750 (weak_alias_test_DEPENDENCIES): New variable.
7751 (weak_alias_test_LDFLAGS): New variable.
7752 (weak_alias_test_LDADD): New variable.
7753 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7754 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7755 (weak_alias_test_3.o): New target.
7756 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7757 * testsuite/weak_alias_test_main.cc: New file.
7758 * testsuite/weak_alias_test_1.cc: New file.
7759 * testsuite/weak_alias_test_2.cc: New file.
7760 * testsuite/weak_alias_test_3.cc: New file.
7762 2008-04-08 Ian Lance Taylor <iant@google.com>
7764 * options.h (class General_options): Add --noinhibit-exec option.
7765 * main.cc (main): Check --noinhibit-exec.
7767 * options.h (class General_options): Define --wrap as a special
7768 option. Add wrap_symbols_ field.
7769 (General_options::any_wrap_symbols): New function.
7770 (General_options::is_wrap_symbol): New function.
7771 * options.cc (General_options::parse_wrap): New function.
7772 (General_options::General_options): Initialize wrap_symbols_.
7773 * symtab.cc (Symbol_table::wrap_symbol): New function.
7774 (Symbol_table::add_from_object): Handle --wrap.
7775 * symtab.h (class Symbol_table): Declare wrap_symbol.
7776 * target.h (Target::wrap_char): New function.
7777 (Target::Target_info): Add wrap_char field.
7778 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7779 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7780 * testsuite/testfile.cc (Target_test::test_target_info):
7783 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7786 * layout.h (class Layout): Add added_eh_frame_data_ field.
7787 * layout.cc (Layout::Layout): Initialize new field.
7788 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7789 output section until we find a section we merged successfully.
7790 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7791 that the size be non-zero.
7793 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7796 2008-04-08 Craig Silverstein <csilvers@google.com>
7798 * configure.ac: Export new conditional variable HAVE_ZLIB.
7799 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7801 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7802 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7804 2008-04-07 Ian Lance Taylor <iant@google.com>
7806 * version.cc (version_string): Set to "1.5".
7808 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7809 Add issued_non_pic_error_ field. Declare check_non_pic.
7810 (Target_x86_64::Scan::check_non_pic): New function.
7811 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7812 (Target_x86_64::Scan::global): Likewise.
7814 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7815 addend parameter. Change caller. Handle merge sections.
7816 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7817 Address to Addend. Don't add in the result of
7818 local_section_offset, pass down the addend and use the returned
7820 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7821 Update declarations of local_section_offset and symbol_value.
7822 * testsuite/two_file_test_1.cc (t18): New function.
7823 * testsuite/two_file_test_2.cc (f18): New function.
7824 * testsuite/two_file_test_main.cc (main): Call t18.
7825 * testsuite/two_file_test.h (t18, f18): Declare.
7827 * configure.ac: Don't test for objdump, c++filt, or readelf.
7828 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7830 (TEST_READELF): New variable.
7831 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7832 (check_PROGRAMS): Add two_file_strip_test.
7833 (two_file_strip_test): New target.
7834 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7835 (two_file_same_shared_strip_test_SOURCES): New variable.
7836 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7837 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7838 (two_file_same_shared_strip_test_LDADD): New variable.
7839 (two_file_shared_strip.so): New target.
7840 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7841 (ver_test_5.syms, ver_test_7.syms): Likewise.
7842 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7843 (strip_test_3.stdout): Use TEST_OBJDUMP.
7844 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7846 2008-04-04 Cary Coutant <ccoutant@google.com>
7848 * symtab.h (Symbol::is_weak_undefined): New function.
7849 (Symbol::is_strong_undefined): New function.
7850 (Symbol::is_absolute): New function.
7851 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7852 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7854 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7855 (weak_undef_test): New target.
7856 * testsuite/Makefile.in: Rebuild.
7857 * testsuite/weak_undef_file1.cc: New file.
7858 * testsuite/weak_undef_file2.cc: New file.
7859 * testsuite/weak_undef_test.cc: New file.
7861 2008-04-03 Craig Silverstein <csilvers@google.com>
7863 * compressed_output.h (class Output_compressed_section): Use
7865 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7867 (zlib_compressed_suffix): Removed.
7868 (Output_compressed_section::set_final_data_size): Use unsigned
7870 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7871 Fix linker invocation.
7872 (flagstest_o_specialfile_and_compress_debug_sections):
7874 * testsuite/Makefile.in: Regenerated.
7876 2008-04-02 David S. Miller <davem@davemloft.net>
7878 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7879 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7881 2008-04-02 Craig Silverstein <csilvers@google.com>
7885 2008-04-02 Ian Lance Taylor <iant@google.com>
7887 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7888 parameters. Update for new key type to views_. Change all
7890 (File_read::read): Adjust for byteshift in returned view.
7891 (File_read::add_view): New function, broken out of
7893 (File_read::make_view): New function, broken out of
7895 (File_read::find_or_make_view): Add offset and aligned
7896 parameters. Rewrite accordingly. Change all callers.
7897 (File_read::get_view): Add offset and aligned parameters. Adjust
7898 for byteshift in return value.
7899 (File_read::get_lasting_view): Likewise.
7900 * fileread.h (class File_read): Update declarations.
7901 (class File_read::View): Add byteshift_ field. Add byteshift to
7902 constructor. Add byteshift method.
7903 * archive.h (Archive::clear_uncached_views): New function.
7904 (Archive::get_view): Add aligned parameter. Change all callers.
7905 * object.h (Object::get_view): Add aligned parameter. Change all
7907 (Object::get_lasting_view): Likewise.
7909 * fileread.cc (File_read::release): Don't call clear_views if
7910 there are multiple objects.
7911 * fileread.h (File_read::clear_uncached_views): New function.
7912 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7915 2008-03-31 Cary Coutant <ccoutant@google.com>
7917 Add thin archive support.
7918 * archive.cc (Archive::armagt): New const.
7919 (Archive::setup): Remove task parameter and calls to unlock.
7920 (Archive::unlock_nested_archives): New function.
7921 (Archive::read_header): Add nested_off parameter. Change
7923 (Archive::interpret_header): Likewise.
7924 (Archive::include_all_members): Change to handle thin
7926 (Archive::include_member): Likewise.
7927 * archive.h (Archive::Archive): Add new parameters and
7929 (Archive::armagt): New const.
7930 (Archive::setup): Remove task parameter.
7931 (Archive::unlock_nested_archives): New function.
7932 (Archive::read_header): Add nested_off parameter.
7933 (Archive::interpret_header): Likewise.
7934 (Archive::Nested_archive_table): New typedef.
7935 (Archive::is_thin_archive_): New field.
7936 (Archive::nested_archives_): New field.
7937 (Archive::options_): New field.
7938 (Archive::dirpath_): New field.
7939 (Archive::task_): New field.
7940 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7941 for thin archives. Pass additional parameters to
7942 Archive::Archive. Unlock the archive file after calling
7945 2008-03-29 Ian Lance Taylor <iant@google.com>
7947 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7948 version symbol to be local.
7949 * testsuite/ver_test_4.sh: New file.
7950 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7951 (check_DATA): Add ver_test_4.syms.
7952 (ver_test_4.syms): New target.
7953 * testsuite/Makefile.in: Rebuild.
7956 (Output_section::Input_section_sort_entry::has_priority): New
7958 (Output_section::Input_section_sort_entry::match_file_name): New
7960 (Output_section::Input_section_sort_entry::match_section_name):
7962 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7964 (Output_section::Input_section_sort_entry::match_section_file):
7966 (Output_section::Input_section_sort_compare::operator()): Rewrite
7967 using new Input_section_sort_entry functions. Sort crtbegin and
7968 crtend first. Sort sections with no priority before sections with
7970 * testsuite/initpri1.c (d3): Check j != 4.
7971 (cd5): New constructor/destructor function.
7972 (main): Check j != 2.
7974 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7975 new symbol when resolving, don't call set_is_default.
7976 * testsuite/ver_test_7.cc: New file.
7977 * testsuite/ver_test_7.sh: New file.
7978 * testsuite/Makefile.am (ver_test_7.so): New target.
7979 (ver_test_7.o): New target.
7980 (check_SCRIPTS): Add ver_test_7.sh.
7981 (check_DATA): Add ver_test_7.syms.
7982 (ver_test_7.syms): New target.
7984 2008-03-28 Ian Lance Taylor <iant@google.com>
7986 * layout.cc (Layout::layout): If we see an input section with a
7987 name that needs sorting, set the must_sort flag for the output
7989 (Layout::make_output_section): If the name of the output section
7990 indicates that it might require sorting, set the may_sort flag.
7991 * output.h (Output_section::may_sort_attached_input_sections): New
7993 (Output_section::set_may_sort_attached_input_sections): New
7995 (Output_section::must_sort_attached_input_sections): New
7997 (Output_section::set_must_sort_attached_input_sections): New
7999 (class Output_section): Declare Input_section_sort_entry. Define
8000 Input_section_sort_compare. Declare
8001 sort_attached_input_sections. Add new fields:
8002 may_sort_attached_input_sections_,
8003 must_sort_attached_input_sections_,
8004 attached_input_sections_are_sorted_.
8005 * output.cc (Output_section::Output_section): Initialize new
8007 (Output_section::add_input_section): Add an entry to
8008 input_sections_ if may_sort or must_sort are true.
8009 (Output_section::set_final_data_size): Call
8010 sort_attached_input_sections if necessary.
8011 (Output_section::Input_section_sort_entry): Define new class.
8012 (Output_section::Input_section_sort_compare::operator()): New
8014 (Output_section::sort_attached_input_sections): New function.
8015 * configure.ac: Check whether the compiler supports constructor
8016 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8017 * testsuite/initpri1.c: New file.
8018 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8019 CONSTRUCTOR_PRIORITY.
8020 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8021 (initpri1_LDFLAGS): New variable.
8022 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8024 2008-03-27 Ian Lance Taylor <iant@google.com>
8026 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8027 * testsuite/common_test_1.c: New file.
8028 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8029 (common_test_1_SOURCES): New variable.
8030 (common_test_1_DEPENDENCIES): New variable.
8031 (common_test_1_LDFLAGS): New variable.
8033 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8034 and commons_ correctly when NAME/VERSION does not override
8036 * testsuite/ver_test_6.c: New file.
8037 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8038 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8039 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8041 2008-03-26 Ian Lance Taylor <iant@google.com>
8043 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8044 of an undefined symbol from a version script.
8045 * testsuite/Makefile.am (ver_test_5.so): New target.
8046 (ver_test_5.o): New target.
8047 (check_SCRIPTS): Add ver_test_5.sh.
8048 (check_DATA): Add ver_test_5.syms.
8049 (ver_test_5.syms): New target.
8050 * testsuite/ver_test_5.cc: New file.
8051 * testsuite/ver_test_5.script: New file.
8052 * testsuite/ver_test_5.sh: New file.
8053 * Makefile.in, testsuite/Makefile.in: Rebuild.
8056 Fix problems building gold with gcc 4.3.0.
8057 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8058 (gold_error_at_location, gold_warning_at_location): Use it.
8059 * configure.ac: Check whether we can compile and use a template
8060 function with a printf attribute.
8061 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8062 when jumping over bytes.
8063 * object.cc: Instantiate Object::read_section_data.
8064 * debug.h: Include <cstring>
8065 * dwarf_reader.cc: Include <algorithm>
8066 * main.cc: Include <cstring>.
8067 * options.cc: Include <cstring>.
8068 * output.cc: Include <cstring>.
8069 * script.cc: Include <cstring>.
8070 * script.h: Include <string>.
8071 * symtab.cc: Include <cstring> and <algorithm>.
8072 * target-select.cc: Include <cstring>.
8073 * version.cc: Include <string>.
8074 * testsuite/testmain.cc: Include <cstdlib>.
8075 * configure, config.in: Rebuild.
8077 2008-03-25 Ian Lance Taylor <iant@google.com>
8079 * options.cc: Include "../bfd/bfdver.h".
8080 (options::help): Print bug reporting address.
8082 * version.cc (print_version): Adjust output for current value of
8087 * options.cc (options::help): Print list of supported targets.
8088 * target-select.h: Include <vector>.
8089 (class Target_selector): Make machine_, size_, and is_big_endian_
8090 fields const. Add bfd_name_ and instantiated_target_ fields.
8091 (Target_selector::Target_selector): Add bfd_name parameter.
8092 (Target_selector::recognize): Make non-virtual, call
8094 (Target_selector::recognize_by_name): Make non-virtual, call
8095 do_recognize_by_name.
8096 (Target_selector::supported_names): New function.
8097 (Target_selector::bfd_name): New function.
8098 (Target_selector::do_instantiate_target): New pure virtual
8100 (Target_selector::do_recognize): New virtual function.
8101 (Target_selector::do_recognize_by_name): New virtual function.
8102 (Target_selector::instantiate_target): New private function.
8103 (supported_target_names): Declare.
8104 * target-select.cc (Target_selector::Target_selector): Update for
8105 new parameter and fields.
8106 (select_target_by_name): Check that the name matches before
8107 calling recognize_by_name.
8108 (supported_target_names): New function.
8109 * i386.cc (class Target_selector_i386): Update Target_selector
8110 constructor call. Remove recognize and recognize_by_name. Add
8111 do_instantiate_target.
8112 * x86_64.cc (class Target_selector_x86_64): Likewise.
8113 * testsuite/testfile.cc (class Target_selector_test): Update for
8114 changes to Target_selector.
8116 * README: Rewrite, with some notes on unsupported features.
8118 2008-03-24 Cary Coutant <ccoutant@google.com>
8120 * i386.cc (Target_i386::Got_type): New enum declaration.
8121 (Target_i386::Scan::local): Updated callers of Output_data_got
8123 (Target_i386::Scan::global): Likewise.
8124 (Target_i386::Relocate::relocate): Likewise.
8125 (Target_i386::Relocate::relocate_tls): Likewise.
8126 * object.h (Got_offset_list): New class.
8127 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8128 (Sized_relobj::local_got_offset): Likewise.
8129 (Sized_relobj::set_local_got_offset): Likewise.
8130 (Sized_relobj::local_has_tls_got_offset): Removed.
8131 (Sized_relobj::local_tls_got_offset): Removed.
8132 (Sized_relobj::set_local_tls_got_offset): Removed.
8133 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8134 * output.cc (Output_data_got::add_global): Added got_type parameter.
8135 (Output_data_got::add_global_with_rel): Likewise.
8136 (Output_data_got::add_global_with_rela): Likewise.
8137 (Output_data_got::add_global_pair_with_rel): New function.
8138 (Output_data_got::add_global_pair_with_rela): New function.
8139 (Output_data_got::add_local): Added got_type parameter.
8140 (Output_data_got::add_local_with_rel): Likewise.
8141 (Output_data_got::add_local_with_rela): Likewise.
8142 (Output_data_got::add_local_pair_with_rel): New function.
8143 (Output_data_got::add_local_pair_with_rela): New function.
8144 (Output_data_got::add_global_tls): Removed.
8145 (Output_data_got::add_global_tls_with_rel): Removed.
8146 (Output_data_got::add_global_tls_with_rela): Removed.
8147 (Output_data_got::add_local_tls): Removed.
8148 (Output_data_got::add_local_tls_with_rel): Removed.
8149 (Output_data_got::add_local_tls_with_rela): Removed.
8150 * output.h (Output_data_got::add_global): Added got_type parameter.
8151 (Output_data_got::add_global_with_rel): Likewise.
8152 (Output_data_got::add_global_with_rela): Likewise.
8153 (Output_data_got::add_global_pair_with_rel): New function.
8154 (Output_data_got::add_global_pair_with_rela): New function.
8155 (Output_data_got::add_local): Added got_type parameter.
8156 (Output_data_got::add_local_with_rel): Likewise.
8157 (Output_data_got::add_local_with_rela): Likewise.
8158 (Output_data_got::add_local_pair_with_rel): New function.
8159 (Output_data_got::add_local_pair_with_rela): New function.
8160 (Output_data_got::add_global_tls): Removed.
8161 (Output_data_got::add_global_tls_with_rel): Removed.
8162 (Output_data_got::add_global_tls_with_rela): Removed.
8163 (Output_data_got::add_local_tls): Removed.
8164 (Output_data_got::add_local_tls_with_rel): Removed.
8165 (Output_data_got::add_local_tls_with_rela): Removed.
8166 * resolve.cc (Symbol::override_base_with_special): Removed
8167 reference to has_got_offset_ field.
8168 * symtab.cc (Symbol::init_fields): Replaced initialization
8169 of got_offset_ with got_offsets_. Removed initialization
8171 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8172 (Symbol::got_offset): Likewise.
8173 (Symbol::set_got_offset): Likewise.
8174 (Symbol::has_tls_got_offset): Removed.
8175 (Symbol::tls_got_offset): Removed.
8176 (Symbol::set_tls_got_offset): Removed.
8177 (Symbol::got_offset_): Removed.
8178 (Symbol::tls_mod_got_offset_): Removed.
8179 (Symbol::tls_pair_got_offset_): Removed.
8180 (Symbol::got_offsets_): New field.
8181 (Symbol::has_got_offset): Removed.
8182 (Symbol::has_tls_mod_got_offset): Removed.
8183 (Symbol::has_tls_pair_got_offset): Removed.
8184 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8185 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8187 (Target_x86_64::Scan::global): Likewise.
8188 (Target_x86_64::Relocate::relocate): Likewise.
8189 (Target_x86_64::Relocate::relocate_tls): Likewise.
8191 2008-03-25 Ben Elliston <bje@au.ibm.com>
8193 * yyscript.y: Fix spelling error in comment.
8195 2008-03-24 Ian Lance Taylor <iant@google.com>
8197 * options.h (class General_options): Define build_id option.
8198 * layout.h (class Layout): Declare write_build_id, create_note,
8199 create_build_id. Add build_id_note_ member.
8200 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8201 "libiberty.h", "md5.h", "sha1.h".
8202 (Layout::Layout): Initialize eh_frame_data_,
8203 eh_frame_hdr_section_, and build_id_note_.
8204 (Layout::finalize): Call create_build_id.
8205 (Layout::create_note): New function, broken out of
8206 Layout::create_gold_note.
8207 (Layout::create_gold_note): Call create_note.
8208 (Layout::create_build_id): New function.
8209 (Layout::write_build_id): New function.
8210 (Close_task_runner::run): Call write_build_id.
8212 * x86_64.cc: Correct license to GPLv3.
8214 2008-03-23 Ian Lance Taylor <iant@google.com>
8216 * options.cc: Include "demangle.h".
8217 (parse_optional_string): New function.
8218 (parse_long_option): Handle takes_optional_argument.
8219 (parse_short_option): Update dash_z initializer. Handle
8220 takes_optional_argument.
8221 (General_options::General_options): Initialize do_demangle_.
8222 (General_options::finalize): Set do_demangle_. Handle demangling
8224 * options.h (parse_optional_string): Declare.
8225 (struct One_option): Add optional_arg field. Update constructor.
8226 Update call constructor calls. Add takes_optional_argument
8228 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8229 (DEFINE_optional_string): Define.
8230 (General_options::demangle): Change from DEFINE_bool to
8231 DEFINE_optional_string.
8232 (General_options::no_demangle): New function.
8233 (General_options::do_demangle): New function.
8234 (General_options::set_do_demangle): New function.
8235 (General_options::execstack_status_): Move definition to end of
8237 (General_options::static_): Likewise.
8238 (General_options::do_demangle_): New field.
8239 * object.cc (big_endian>::get_symbol_location_info): Call
8240 Options::do_demangle, not Options::demangle.
8241 * symtab.cc (demangle): Likewise.
8243 2008-03-22 Ian Lance Taylor <iant@google.com>
8245 * gold.h: Include <cstddef> and <sys/types.h>
8246 * options.h: Include <cstring>.
8248 2008-03-21 Ian Lance Taylor <iant@google.com>
8250 * Added source code to GNU binutils.