1 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4 * Makefile.in: Regenerate.
5 * testsuite/Makefile.in: Regenerate.
7 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
9 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
10 * gold/testsuite/debug_msg.cc: Likewise.
11 * gold/testsuite/odr_violation1.cc
12 * gold/testsuite/odr_violation2.cc
14 2010-07-21 Cary Coutant <ccoutant@google.com>
16 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
17 string, and length fields.
18 (Output_merge_string::Merged_strings_list): New type.
19 (Output_merge_string::Merged_strings_lists): New typedef.
20 (Output_merge_string): Replace merged_strings_ with
21 merged_strings_lists_.
22 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
23 Merged_strings_list per input object and section. Don't store pointer
24 to the string. Don't store length with each merged string entry.
25 (Output_merge_string::finalize_merged_data): Loop over list of merged
26 strings lists. Recompute length of each merged string.
28 2010-07-15 Cary Coutant <ccoutant@google.com>
30 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
33 2010-07-14 Ian Lance Taylor <iant@google.com>
35 * descriptors.cc (Descriptors::open): Report correct name in error
38 2010-07-13 Doug Kwan <dougkwan@google.com>
40 * arm.cc (Arm_input_section::Arm_input_section): For a
41 SHT_ARM_EXIDX section, always keeps the input sections.
42 (Arm_input_section::set_exidx_section_link): New method.
43 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
45 (Arm_exidx_input_section::has_errors,
46 Arm_exidx_input_section::set_has_errors): New methods.
47 (Arm_exidx_input_section::has_errors_): New data member.
48 (Arm_relobj::get_exidx_shndx_list): New method.
49 (Arm_output_section::append_text_sections_to_list): Do not skip
50 section without SHF_EXECINSTR.
51 (Arm_output_section::fix_exidx_coverage): Skip input sections with
53 (Arm_relobj::make_exidx_input_section): Add new parameter for text
54 section header. Make error messages more verbose. Check for
55 a non-executable section linked to an EXIDX section.
56 (Arm_relobj::do_read_symbols): Remove error checking, which has been
57 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
58 check that there is no deferred EXIDX section if we exit early.
59 Instead of not making an EXIDX section in case of an error, make one
60 and set the has_errors flag of it.
61 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
62 in a relocatable link.
63 (Target_arm::do_relax): Look for the EXIDX output section instead of
64 assuming that it is called .ARM.exidx.
65 (Target_arm::fix_exidx_coverage): Add a new parameter for input
66 section list. Do not check for SHF_EXECINSTR section flags but
67 skip any input section with errors.
68 * output.cc (Output_section::Output_section): Initialize
69 always_keeps_input_sections_ to false.
70 (Output_section::add_input_section): Check for
71 always_keeps_input_sections_.
72 * output.h (Output_section::always_keeps_input_sections,
73 Output_section::set_always_keeps_input_sections): New methods.
74 (Output_section::always_keeps_input_sections): New data member.
76 2010-07-13 Rafael Espindola <espindola@google.com>
78 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
79 * fileread.h (Input_file): Add try_extra_search_path and find_file.
81 2010-07-13 Philip Herron <herron.philip@googlemail.com>
82 Ian Lance Taylor <iant@google.com>
84 * output.h (Output_section_lookup_maps::add_merge_section):
85 Correct check of whether value was inserted.
86 (Output_section_lookup_maps::add_merge_input_section): Likewise.
87 (Output_section_lookup_maps::add_relaxed_input_section):
89 * arm.cc (Target_arm::got_section): Remove used local os.
90 * i386.cc (Target_i386::got_section): Likewise.
91 * x86_64.cc (Target_x86_64::got_section): Likewise.
92 * sparc.cc (Target_sparc::got_section): Likewise.
93 (Target_sparc::relocate): Remove unused local have_got_offset.
94 * powerpc.cc (Target_powerpc::relocate): Likewise.
96 2010-07-13 Ian Lance Taylor <iant@google.com>
98 * compressed_output.cc (zlib_decompress): Fix signature in
101 * archive.cc (Archive::include_member): Unlock an external member
102 of a thin archive. Don't bother to delete an object we know is
105 2010-07-12 Cary Coutant <ccoutant@google.com>
107 * compressed_output.cc (zlib_decompress): New function.
108 (get_uncompressed_size): New function.
109 (decompress_input_section): New function.
110 * compressed_output.h (get_uncompressed_size): New function.
111 (decompress_input_section): New function.
112 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
113 Handle compressed debug sections.
114 * layout.cc (is_compressed_debug_section): New function.
115 (Layout::output_section_name): Map compressed section names to
117 * layout.h (is_compressed_debug_section): New function.
118 (is_debug_info_section): Recognize compressed debug sections.
119 * merge.cc: Include compressed_output.h.
120 (Output_merge_data::do_add_input_section): Handle compressed
122 (Output_merge_string::do_add_input_section): Handle compressed
124 * object.cc: Include compressed_output.h.
125 (Sized_relobj::Sized_relobj): Initialize new data members.
126 (build_compressed_section_map): New function.
127 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
128 * object.h (Object::section_is_compressed): New method.
129 (Object::do_section_is_compressed): New method.
130 (Sized_relobj::Compressed_section_map): New type.
131 (Sized_relobj::do_section_is_compressed): New method.
132 (Sized_relobj::compressed_sections_): New data member.
133 * output.cc (Output_section::add_input_section): Handle compressed
135 * reloc.cc: Include compressed_output.h.
136 (Sized_relobj::write_sections): Handle compressed debug sections.
138 2010-07-08 Cary Coutant <ccoutant@google.com>
140 * resolve.cc (Symbol_table::resolve): Remember whether undef was
141 weak when resolving to a dynamic def.
142 (Symbol_table::should_override): Add adjust_dyndef flag; set it
143 for weak undef/dynamic def cases. Adjust callers.
144 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
146 (Symbol_table::sized_write_globals): Adjust symbol binding.
147 (Symbol_table::sized_write_symbol): Add binding parameter.
148 * symtab.h (Symbol::set_undef_binding): New method.
149 (Symbol::is_undef_binding_weak): New method.
150 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
151 (Symbol_table::should_override): Add new parameter.
152 (Symbol_table::sized_write_symbol): Add new parameter.
154 * testsuite/weak_undef_file1.cc: Add new test case.
155 * testsuite/weak_undef_file2.cc: Fix header comment.
156 * testsuite/weak_undef_test.cc: Add new test case.
158 2010-06-29 Doug Kwan <dougkwan@google.com>
160 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
161 Initialize USE_SYMBOL_.
162 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
164 (Arm_reloc_property::uses_symbol_): New data member declaration.
165 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
166 uses symbol value and symbol is undefined but not weakly undefined.
168 2010-06-28 Rafael Espindola <espindola@google.com>
170 * plugin.cc (Plugin::load): Use dlerror.
172 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
174 * symtab.cc (detect_odr_violations): When reporting an ODR
175 violation, report an object where the symbol is defined.
177 2010-06-25 Doug Kwan <dougkwan@google.com>
179 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
180 (Target_arm::section_may_have_icf_unsafe_pointers): New method
182 (Target_arm::Scan::local_reloc_may_be_function_pointer,
183 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
184 target hook to detect function points.
185 (Target_arm::Scan::possible_function_pointer_reloc): New method.
186 * icf.h (Icf::check_section_for_function_pointers): Change type of
187 parameter SECTION_NAME to const reference to std::string. Use
188 target hook to determine if section may have unsafe pointers.
189 * target.h (Target::section_may_have_icf_unsafe_pointers): New
192 2010-06-21 Rafael Espindola <espindola@google.com>
194 * fileread.cc (Input_file::find_fie): New
195 (Input_file::open): Use Input_file::find_fie.
196 * fileread.h (Input_file::find_fie): New
197 * plugin.cc (set_extra_library_path): New.
198 (Plugin::load): Add set_extra_library_path to the transfer vector.
199 (Plugin_manager::set_extra_library_path): New.
200 (Plugin_manager::add_input_file): Use the extra search path if set.
201 (set_extra_library_path(): New.
202 * plugin.h (Plugin_manager): Add set_extra_library_path and
205 2010-06-19 Cary Coutant <ccoutant@google.com>
207 * layout.cc (gdb_sections): Add .debug_types.
208 (lines_only_debug_sections): Likewise.
210 2010-06-18 Rafael Espindola <espindola@google.com>
212 * plugin.cc (add_input_file,add_input_library)
213 (Plugin_manager::add_input_file): Make filename arguments const.
214 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
217 2010-06-16 Doug Kwan <dougkwan@google.com>
219 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
220 .ARM.attributes section if we have not merged any input
223 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
225 * arm.cc: Allow combining objects with no EABI version
228 2010-06-15 Rafael Espindola <espindola@google.com>
230 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
232 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
234 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
235 (struct iovec): Correct !HAVE_READV definition.
237 2010-06-10 Cary Coutant <ccoutant@google.com>
239 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
240 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
242 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
245 * symtab.h (Symbol::is_placeholder): New member function.
246 * target-reloc.h (relocate_section): Check for placeholder symbols.
248 * testsuite/Makefile.am (plugin_test_8): New test.
249 (plugin_test_9): New test.
250 * testsuite/Makefile.in: Regenerate.
252 2010-06-09 Nick Clifton <nickc@redhat.com>
254 * yyscript.y (input_list_element): Allow strings prefixed with
255 the '-' character. Treat these as libraries.
256 * script.cc (script_add_library): New function. Adds a library
257 specified by "-l<name>" found in an input script.
258 * script-c.h: Add prototype for script_add_library.
260 2010-06-07 Doug Kwan <dougkwan@google.com>
262 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
263 Restrict stub-group size to be within long conditional branch
264 range when working around cortex-A8 erratum.
266 2010-06-07 Damien Diederen <dd@crosstwine.com>
268 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
271 2010-06-03 Sriraman Tallam <tmsriram@google.com>
275 (Output_section::Input_section_sort_entry::compare_section_ordering):
276 Change to return non-zero correctly.
277 (Output_section::Input_section_sort_section_order_index_compare
278 ::operator()): Change to fix ambiguity in comparisons.
280 2010-06-01 Sriraman Tallam <tmsriram@google.com>
282 * gold.h (is_wildcard_string): New function.
283 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
284 (Layout::layout_eh_frame): Ditto.
285 (Layout::find_section_order_index): New method.
286 (Layout::read_layout_from_file): New method.
287 * layout.h (Layout::find_section_order_index): New method.
288 (Layout::read_layout_from_file): New method.
289 (Layout::input_section_position_): New private member.
290 (Layout::input_section_glob_): New private member.
291 * main.cc (main): Call read_layout_from_file here.
292 * options.h (--section-ordering-file): New option.
293 * output.cc (Output_section::input_section_order_specified_): New
295 (Output_section::Output_section): Initialize new member.
296 (Output_section::add_input_section): Add new parameter.
297 Keep input sections when --section-ordering-file is used.
298 (Output_section::set_final_data_size): Sort input sections when
299 section ordering file is specified.
300 (Output_section::Input_section_sort_entry): Add new parameter.
302 (Output_section::Input_section_sort_entry::compare_section_ordering):
304 (Output_section::Input_section_sort_compare::operator()): Change to
305 consider section_order_index.
306 (Output_section::Input_section_sort_init_fini_compare::operator()):
307 Change to consider section_order_index.
308 (Output_section::Input_section_sort_section_order_index_compare
309 ::operator()): New method.
310 (Output_section::sort_attached_input_sections): Change to sort
311 according to section order when specified.
312 (Output_section::add_input_section<32, true>): Add new parameter.
313 (Output_section::add_input_section<64, true>): Add new parameter.
314 (Output_section::add_input_section<32, false>): Add new parameter.
315 (Output_section::add_input_section<64, false>): Add new parameter.
316 * output.h (Output_section::add_input_section): Add new parameter.
317 (Output_section::input_section_order_specified): New
319 (Output_section::set_input_section_order_specified): New method.
320 (Input_section::Input_section): Initialize section_order_index_.
321 (Input_section::section_order_index): New method.
322 (Input_section::set_section_order_index): New method.
323 (Input_section::section_order_index_): New member.
324 (Input_section::Input_section_sort_section_order_index_compare): New
326 (Output_section::input_section_order_specified_): New member.
327 * script-sections.cc (is_wildcard_string): Delete and move modified
329 (Output_section_element_input::Output_section_element_input): Modify
330 call to is_wildcard_string.
331 (Output_section_element_input::Input_section_pattern
332 ::Input_section_pattern): Ditto.
333 (Output_section_element_input::Output_section_element_input): Ditto.
334 * testsuite/Makefile.am (final_layout): New test case.
335 * testsuite/Makefile.in: Regenerate.
336 * testsuite/final_layout.cc: New file.
337 * testsuite/final_layout.sh: New file.
339 2010-06-01 Rafael Espindola <espindola@google.com>
341 * plugin.cc (Plugin::load): Pass the output name to the plugin.
343 2010-06-01 Rafael Espindola <espindola@google.com>
345 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
346 visibility of symbols.
348 2010-05-27 Doug Kwan <dougkwan@google.com>
350 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
351 from start of output section instead of address for a local symbol
352 in a merged or relaxed section when doing a relocatable link.
354 2010-05-26 Rafael Espindola <espindola@google.com>
357 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
358 adding sections the garbage collector removed.
359 * gold/testsuite/Makefile.am: Add test.
360 * gold/testsuite/Makefile.in: Regenerate.
361 * gold/testsuite/plugin_test_7.sh: New.
362 * gold/testsuite/plugin_test_7_1.c: New.
363 * gold/testsuite/plugin_test_7_2.c: New.
365 2010-05-26 Rafael Espindola <espindola@google.com>
367 * script-sections.cc (Output_section_definition::set_section_addresses):
368 Check for --section-start.
370 2010-05-26 Doug Kwan <dougkwan@google.com>
372 * arm.cc (Arm_scan_relocatable_relocs): New class.
373 (Target_arm::relocate_special_relocatable): New method.
374 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
375 (Arm_relocate_functions::thumb_branch_common): Same.
376 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
377 instead of Default_scan_relocatable_relocs.
378 * target-reloc.h (relocate_for_relocatable): Let target handle
379 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
380 * target.h (Sized_target::relocate_special_relocatable): New method.
382 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
384 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
386 2010-05-23 Doug Kwan <dougkwan@google.com>
388 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
390 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
391 with a direct branch, not a conditional branch, to a stub.
392 * merge.cc (Output_merge_base::record_input_section): New method
394 (Output_merge_data::do_add_input_section): Record input section if
395 keeps-input-sections flag is set.
396 (Output_merge_string::do_add_input_section): Ditto.
397 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
398 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
400 (Output_merge_base::keeps_input_sections,
401 Output_merge_base::set_keeps_input_sections,
402 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
404 (Output_merge_base::Input_sections): New type declaration.
405 (Output_merge_base::input_sections_begin,
406 Output_merge_base::input_sections_end,
407 Output_merge_base::do_set_keeps_input_sections): New method definitions.
408 (Output_merge_base::bool keeps_input_sections_,
409 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
410 Output_merge_base::input_sections_): New data members.
411 (Output_merge_data::do_set_keeps_input_sections): New method
413 (Output_merge_string::do_set_keeps_input_sections): Ditto.
414 * output.cc (Output_section::Input_section::relobj): Move method
415 defintion from class declaration to here and handle merge sections.
416 (Output_section::Input_section::shndx): Ditto.
417 (Output_section::Output_section): Remove initializations of removed
418 data members and initialize new data member LOOKUP_MAPS_.
419 (Output_section::add_input_section): Set keeps-input-sections flag
420 for a newly created merge output section as appropriate. Adjust code
421 to use Output_section_lookup_maps class.
422 (Output_section::add_relaxed_input_section): Adjst code for lookup
423 maps code refactoring.
424 (Output_section::add_merge_input_section): Add a new parameter
425 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
426 class. If adding input section to a newly created merge output
427 section fails, remove the new merge section.
428 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
429 Adjust code for use of the Output_section_lookup_maps class.
430 (Output_section::find_merge_section): Ditto.
431 (Output_section::build_lookup_maps): New method defintion.
432 (Output_section::find_relaxed_input_section): Adjust code to use
433 Output_section_lookup_maps class.
434 (Output_section::get_input_sections): Export merge sections. Adjust
435 code to use Output_section_lookup_maps class.
436 (Output_section:::add_script_input_section): Adjust code to use
437 Output_section_lookup_maps class. Update lookup maps for merge
439 (Output_section::discard_states): Use Output_section_lookup_maps.
440 (Output_section::restore_states): Same.
441 * output.h (Merge_section_properties): Move class defintion out of
443 (Output_section_lookup_maps): New class.
444 (Output_section::Input_section::is_merge_section): New method
446 (Output_section::Input_section::relobj): Move defintion out of class
447 defintion. Declare method only.
448 (Output_section::Input_section::shndx): Ditto.
449 (Output_section::Input_section::output_merge_base): New method defintion.
450 (Output_section::Input_section::u2_.pomb): New union field.
451 (Output_section::Merge_section_by_properties_map,
452 Output_section::Output_section_data_by_input_section_map,
453 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
455 (Output_section::add_merge_input_section): Add new parameter
456 KEEPS_INPUT_SECTIONS.
457 (Output_section::build_lookup_maps): New method declaration.
458 (Output_section::merge_section_map_,
459 Output_section::merge_section_by_properties_map_,
460 Output_section::relaxed_input_section_map_,
461 Output_section::is_relaxed_input_section_map_valid_): Remove data
463 (Output_section::lookup_maps_): New data member.
465 2010-05-21 Doug Kwan <dougkwan@google.com>
468 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
469 avoid a compilation error.
471 2010-05-19 Rafael Espindola <espindola@google.com>
473 * script-sections.cc (Output_section_definition::allocate_to_segment):
474 Update the phdrs_list even when the output section is NULL.
475 * testsuite/Makefile.am: Add test.
476 * testsuite/Makefile.in: Regenerate.
477 * testsuite/script_test_9.cc: New.
478 * testsuite/script_test_9.sh: New.
479 * testsuite/script_test_9.t: New.
481 2010-05-19 Doug Kwan <dougkwan@google.com>
483 * arm.cc (Arm_input_section::original_size): New method.
484 (Arm_input_section::do_addralign): Add a cast.
485 (Arm_input_section::do_output_offset): Remove static cast.
486 (Arm_input_section::original_addralign,
487 Arm_input_section::original_size_): Change type to uint32_t.
488 (Arm_input_section::init): Add safe casts for section alignment
490 (Arm_input_section::set_final_data_size): Do not set address and
491 offset of stub table.
492 (Arm_output_section::fix_exidx_coverage): Change use of of
493 Output_section::Simple_input_section to that of
494 Output_section::Input_section.
495 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
496 except for the first pass.
497 * output.cc (Output_section::get_input_sections): Change type of
498 input_sections to std::list<Input_section>.
499 (Output_section::add_script_input_section): Rename from
500 Output_section::add_simple_input_section. Change type of SIS
501 parameter from Simple_input_section to Input_section.
502 * output.h (Output_section::Simple_input_section): Remove class.
503 (Output_section::Input_section): Change class visibility to public.
504 (Output_section::Input_section::addralign): Use stored alignments
505 for special input sections if set.
506 (Output_section::Input_section::set_addralign): New method.
507 (Output_section::get_input_sections): Change parameter type from
508 list of Simple_input_section to list of Input_section.
509 (Output_section::add_script_input_section): Rename from
510 Output_section::add_simple_input_section. Change first parameter's
511 type from Simple_input_section to Input_section and remove the
512 second and third parameters.
513 * script-sections.cc (Input_section::Input_section_list): Change
514 type to list of Output_section::Input_section/
515 (Input_section_info::Input_section_info): Change parameter type of
516 INPUT_SECTION to Output_section::Input_section.
517 (Input_section_info::input_section): Change return type.
518 (Input_section_info::input_section_): Change type to
519 Output_section::Input_section.
520 (Output_section_element_input::set_section_addresses): Adjust code
521 to use Output_section::Input_section instead of
522 Output_section::Simple_input_section. Adjust code for renaming
523 of Output_section::add_simple_input_section.
524 (Orphan_output_section::set_section_addresses): Ditto.
526 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
528 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
529 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
531 2010-05-18 Rafael Espindola <espindola@google.com>
533 * options.cc (General_options::finalize): Handle -nostdlib.
534 * options.h (nostdlib): New option.
535 * script.cc (script_add_search_dir): Handle -nostdlib.
537 2010-05-12 Doug Kwan <dougkwan@google.com>
539 * arm.cc (Target_arm::do_finalize_sections): Create an empty
540 attributes section only if there no attributes section after merging.
541 (Target_arm::merge_object_attributes): Move value of
542 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
543 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
544 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
545 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
546 and arm_attr_merge_7.stdout.
547 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
548 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
549 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
550 arm_attr_merge_7b.o): New rules.
551 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
553 * testsuite/Makefile.in: Regenerate.
554 * testsuite/arm_attr_merge.sh: New file.
555 * testsuite/arm_attr_merge_[67][ab].s: Same.
557 2010-05-05 Nick Clifton <nickc@redhat.com>
559 * po/es.po: Updated Spanish translation.
561 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
563 * Makefile.am (install-exec-local): Properly install gold as
564 default cross linker.
565 * Makefile.in: Regenerated.
567 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
568 Nick Clifton <nickc@redhat.com>
570 * configure.ac (install_as_default): Define and set to false
571 unless --enable-gold or --enable-gold=both/gold has been
573 * configure: Regenerate.
575 * Makefile.am (install-exec-local): Install the executable as
576 'ld.gold'. If install_as_default is true then also install it as
578 * Makefile.in: Regenerated.
580 2010-04-24 Ian Lance Taylor <iant@google.com>
582 * layout.cc (Layout::layout_reloc): In relocatable link don't
583 combine reloc sections for grouped sections.
585 2010-04-23 Sriraman Tallam <tmsriram@google.com>
587 * gc.h (gc_process_relocs): Pass information on relocs pointing to
588 sections that are not ordinary to icf.
589 * icf.cc (get_section_contents): Handle relocation pointing to section
590 with no object or shndx information.
591 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
592 * testsuite/Makefile.in: Regenerate.
593 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
594 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
596 2010-04-22 Ian Lance Taylor <iant@google.com>
598 * expression.cc (Expression::Expression_eval_info): Add
599 result_alignment_pointer field.
600 (Expression::eval_with_dot): Add result_alignment_pointer
601 parameter. Change all callers.
602 (Expression::eval_maybe_dot): Likewise.
603 (class Binary_expression): Add alignment_pointer parameter to
604 left_value and right_value. Change all callers.
605 (BINARY_EXPRESSION): Set result alignment.
606 (class Trinary_expression): Add alignment_pointer parameter to
607 arg2_value and arg3_value. Change all callers.
608 (Trinary_cond::value): Set result alignment.
609 (Max_expression::value, Min_expression::value): Likewise.
610 (Align_expression::value): Likewise.
611 * script-sections.cc (class Sections_element): Add dot_alignment
612 parameter to set_section_addresses virtual function. Update
614 (class Output_section_element): Likewise.
615 (Script_sections::create_segments): Add dot_alignment parameter.
617 (Script_sections::create_segments_from_phdrs_clause): Likewise.
618 (Script_sections::set_phdrs_clause_addresses): Likewise.
619 * script-sections.h: Update declarations.
620 * script.h: Update declarations.
621 * output.h (Output_segment::set_minimum_p_align): Don't decrease
623 * testsuite/script_test_3.t: Set large alignment.
624 * testsuite/script_test_3.sh: Make sure that at least one LOAD
625 segment has expected alignment.
627 2010-04-22 Nick Clifton <nickc@redhat.com>
629 * po/gold.pot: Updated by the Translation project.
630 * po/vi.po: Updated Vietnamese translation.
632 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
634 * testsuite/Makefile.am (check_PROGRAMS): Add
635 icf_virtual_function_folding_test.
636 * testsuite/Makefile.in: Regenerated.
638 2010-04-15 Andrew Haley <aph@redhat.com>
640 * options.h (merge_exidx_entries): New option.
641 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
642 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
643 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
644 (Target_arm::merge_exidx_entries): New function.
645 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
646 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
647 to Arm_exidx_fixup constructor.
648 Add new arg, merge_exidx_entries.
649 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
650 Arm_output_section::fix_exidx_coverage.
652 2010-04-18 Sriraman Tallam <tmsriram@google.com>
654 * icf.cc (get_section_contents): Check for preemptible functions.
655 Ignore addend when appropriate.
656 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
658 (add_from_relobj): Check for section folded.
659 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
660 * symtab.h (should_add_dynsym_entry): Add new parameter.
661 * target-reloc.h (scan_relocs): Check for section folded.
662 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
663 Check reloc types for function pointers in shared objects.
664 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
666 (icf_preemptible_functions_test): New test case.
667 (icf_string_merge_test): New test case.
668 * testsuite.Makefile.in: Regenerate.
669 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
670 bar_glob. Refactor code.
671 * testsuite/icf_preemptible_functions_test.cc: New file.
672 * testsuite/icf_preemptible_functions_test.sh: New file.
673 * testsuite/icf_string_merge_test.cc: New file.
674 * testsuite/icf_string_merge_test.sh: New file.
675 * testsuite/icf_virtual_function_folding_test.cc: New file.
676 * testsuite/icf_virtual_function_folding_test.sh: New file.
678 2010-04-14 Doug Kwan <dougkwan@google.com>
680 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
681 for local symbol recounting if we remove a section due to ICF.
682 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
683 there are no regular objects in input.
685 2010-04-13 Doug Kwan <dougkwan@google.com>
687 * arm.cc (Arm_input_section::set_final_data_size): Compute
688 accurate final data size instead of using current data size.
690 2010-04-09 Doug Kwan <dougkwan@google.com>
692 * layout.cc (Layout::choose_output_section): Handle script section
694 (Layout::make_output_section_for_script): Add section type parameter.
695 Handle script section types.
696 * layout.h (Layout::make_output_section_for_script): Add section
698 * output.cc (Output_section::Output_section): Initialize data member
700 (Output_section::do_reset_address_and_file_offset): Do not set address
701 to 0 if section is a NOLOAD section.
702 * output.h (Output_section::is_noload): New method.
703 (Output_section::set_is_noload): Ditto.
704 (Output_section::is_noload_): New data member.
705 * script-c.h (Script_section_type): New enum type.
706 (struct Parser_output_section_header): Add new file section_type.
707 * script-sections.cc (Sections_element::output_section_name): Add
708 parameter for returning script section type.
709 (Output_section_definition::output_section_name): Ditto.
710 (Output_section_definition::section_type)P; New method.
711 (Output_section_definiton::script_section_type_name): Ditto.
712 (Output_section_definition::script_section_type_): New data member.
713 (Output_section_definition::Output_section_definition): Initialize
714 data member Output_section_definition::script_section_type_.
715 (Output_section_definition::create_sections): Pass script section type
716 to Layout::make_output_section_for_script.
717 (Output_section_definition::output_section_name): Return script
718 section type to caller.
719 (Output_section_definition::set_section_address): Do not advance
720 dot value and load address if section type is NOLOAD. Set address
721 of NOLOAD sections regardless of section flags.
722 (Output_section_definition::print): Print section type if it is
723 not SCRIPT_SECTION_TYPE_NONE.
724 (Output_section_definition::section_type): New method.
725 (Output_section_definition::script_section_type_name): Ditto.
726 (Script_sections::output_section_name): Add new parameter
727 PSECTION_TYPE for returning script section type. Pass it to
728 section elements. Handle discard sections.
729 (Sort_output_sections::operator()): Handle NOLOAD sections.
730 * script-sections.h (Script_sections::Section_type): New enum type.
731 (Script_sections::output_section_name): Add a new parameter for
732 returning script section type.
733 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
735 * yyscript.y (union): Add new field SECTION_TYPE.
736 (COPY, DSECT, INFO, NOLOAD): New tokens.
737 (opt_address_and_section_type): Change type to output_section_header.
738 (section_type): New non-terminal
739 (section_header): Handle section type.
740 (opt_address_and_section_type): Return section type value.
742 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
744 * testsuite/plugin_common_test_1.c (foo): Add prototype.
745 * testsuite/plugin_common_test_2.c (foo): Likewise.
747 2010-04-08 Doug Kwan <dougkwan@google.com>
749 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
751 * output.cc (Output_section::add_merge_input_section): Simplify
752 code and return status of Output_merge_base::add_input_section.
753 Update merge section map only if Output_merge_base::add_input_section
756 2010-04-07 Doug Kwan <dougkwan@google.com>
758 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
759 if section is marked as containing instructions but has no mapping
761 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
762 correct section index.
763 (Arm_relobj::find_linked_text_section): Ditto.
765 2010-04-07 Cary Coutant <ccoutant@google.com>
767 * archive.cc (include_member): Destroy Read_symbols_data object before
769 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
770 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
771 (Read_symbols_data::~Read_symbols_data) New destructor.
772 (Section_relocs::Section_relocs) New constructor.
773 (Section_relocs::~Section_relocs) New destructor.
774 (Read_relocs_data::Read_relocs_data) New constructor.
775 (Read_relocs_data::~Read_relocs_data) New destructor.
776 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
777 pointers to NULL after deleting.
779 2010-04-07 Doug Kwan <dougkwan@google.com>
781 * arm.cc: Replace "endianity" with "endianness" in comments.
782 (Arm_exidx_cantunwind): Ditto.
783 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
784 (Arm_relobj::merge_flags_and_attributes): New method.
785 (Arm_relobj::merge_flags_and_attributes_): New data member.
786 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
787 (Arm_relobj::scan_sections_for_stubs): Ditto.
788 (Arm_relobj::do_read_symbols): Check to see if we really want to
789 merge processor-specific flags and attributes. Exit early if
790 an object is empty except for section names and the undefined symbol.
791 (Target_arm::do_finalize_sections): Move check for ELF format to
792 Arm_relobj::do_read_symbols. Merge processor specific flags and
793 attributes from a regular object only when we have determined that
794 it is aapropriate. Do not create an .ARM.attributes section in
795 output if there is no regular input object.
796 (Target_arm::merge_processor_specific_flags): Check
797 --warn-mismatch before printing any error.
798 (Target_arm::merge_object_attributes): Ditto.
799 * gold.cc (queue_middle_tasks): Handle the case in which there is
800 no regular object in input.
801 * options.cc (General_options::parse_EB): New method.
802 (General_options::parse_EL): Same.
803 (General_options::General_options): Initialize endianness_.
804 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
806 (General_options::Endianness): New enum.
807 (General_options::endianness): New method.
808 (General_options::endianness_): New data member.
809 * parameters.cc (Parameters::set_options): Check target endianness.
810 (Parameters::set_target_once): Ditto.
811 (Parameters::check_target_endianness): New method.
812 (parameters_force_valid_target): If either -EL or -EB is specified,
813 use it to define endianness of default target.
814 * parameters.h (Parameters::check_target_endianness): New method
816 * target.h (class Target): Change "endianity" to "endianness"
819 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
821 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
822 * configure: Regenerate.
823 * Makefile.in: Regenerate.
824 * testsuite/Makefile.in: Regenerate.
826 2010-04-06 Cary Coutant <ccoutant@google.com>
829 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
830 prevailing definitions of common symbols.
831 * testsuite/plugin_test_6.sh: New test case.
832 * testsuite/plugin_common_test_1.c: New test case.
833 * testsuite/plugin_common_test_2.c: New test case.
834 * testsuite/Makefile.am (plugin_test_6): New test case.
835 * testsuite/Makefile.in: Regenerate.
837 2010-04-06 Nick Clifton <nickc@redhat.com>
839 * po/vi.po: New Vietnamese translation.
841 2010-03-30 Doug Kwan <dougkwan@google.com>
843 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
845 2010-03-25 Doug Kwan <dougkwan@google.com>
847 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
848 to avoid a conversion warning on a 32-bit host.
850 2010-03-24 Ian Lance Taylor <iant@google.com>
852 * testsuite/script_test_3.t: Add a TLS segment.
853 * testsuite/Makefile.am (check_PROGRAMS): Add
854 tls_phdrs_script_test.
855 (tls_phdrs_script_test_SOURCES): Define.
856 (tls_phdrs_script_test_DEPENDENCIES): Define.
857 (tls_phdrs_script_test_LDFLAGS): Define.
858 (tls_phdrs_script_test_LDADD): Define.
859 * testsuite/Makefile.in: Rebuild.
861 2010-03-23 Cary Coutant <ccoutant@google.com>
863 * fileread.cc (find_or_make_view): Fix comment.
865 2010-03-23 Ian Lance Taylor <iant@google.com>
867 * script-sections.cc (class Orphan_section_placement): Define
868 PLACE_TLS and PLACE_TLS_BSS.
869 (Orphan_section_placement::Orphan_section_placement): Initialize
871 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
872 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
873 (tls_script_test_SOURCES): Define.
874 (tls_script_test_DEPENDENCIES): Define.
875 (tls_script_test_LDFLAGS): Define.
876 (tls_script_test_LDADD): Define.
877 * testsuite/Makefile.in: Rebuild.
879 2010-03-22 Doug Kwan <dougkwan@google.com>
881 * arm.cc (Arm_relocate_functions::abs8,
882 Arm_relocate_functions::abs16): Use correct check for overflow
883 specified in the ARM ELF specs.
884 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
885 target of a BLX instruction specially.
886 (Reloc_stub::stub_type_for_reloc): Ditto.
887 (Relocate::relocate): Use symbolic names instead of numeric relocation
888 codes to report error.
889 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
891 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
892 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
893 thumb2_blx_out_of_range.stdout
894 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
895 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
896 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
897 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
898 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
899 thumb2_blx_in_range, thumb2_blx_in_range.o,
900 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
901 thumb2_blx_out_of_range.o): New rules.
902 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
903 thumb2_blx_in_range and thumb2_blx_out_of_range.
904 * testsuite/Makefile.in: Regenerate.
905 * arm_branch_in_range.sh: Add tests for THUMB BLX.
906 * testsuite/thumb_blx_in_range.s: New file.
907 * testsuite/thumb_blx_out_of_range.s: New file.
909 2010-03-22 Rafael Espindola <espindola@google.com>
911 * archive.cc (Should_include): Move to archive.h.
912 (should_include_member): Make it a member of Archive.
914 (Add_lib_group_symbols): New.
915 * archive.h: Include options.h.
916 (Archive_member): Moved from Archive.
917 (Should_include): Moved from archive.cc.
919 (Add_lib_group_symbols): New.
920 * dynobj.cc (do_should_include_member): New.
921 * dynobj.h (do_should_include_member): New.
922 * gold.cc (queue_initial_tasks): Update call to queue.
923 * main.cc (main): Print lib group stats.
924 * object.cc (do_should_include_member): New.
925 * object.h: Include archive.h.
926 (Object::should_include_member): New.
927 (Object::do_should_include_member): New.
928 (Sized_relobj::do_should_include_member): New.
929 * options.cc (General_options::parse_start_lib): New.
930 (General_options::parse_end_lib): New.
931 (Input_arguments::add_file): Handle lib groups.
932 (Input_arguments::start_group): Check we are not in a lib.
933 (Input_arguments::start_lib): New.
934 (Input_arguments::end_lib): New.
935 * options.h (General_options): Add start_lib and end_lib.
936 (Input_argument::lib_): New.
937 (Input_argument::lib): New.
938 (Input_argument::is_lib): New.
939 (Input_file_lib): New.
940 (Input_arguments::in_lib_): New.
941 (Input_arguments::in_lib): New.
942 (Input_arguments::start_lib): New.
943 (Input_arguments::end_lib_): New.
944 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
945 in unused members as preempted.
946 (Sized_pluginobj::do_should_include_member): New.
947 * plugin.h (Sized_pluginobj::do_should_include_member): New.
948 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
950 (Read_symbols::do_whole_lib_group): New.
951 (Read_symbols::do_lib_group): New.
952 (Read_symbols::do_read_symbols): Handle lib groups.
953 (Read_symbols::get_name): Handle lib groups.
954 * readsyms.h (Read_symbols): Add an archive member pointer.
955 (Read_symbols::do_whole_lib_group): New.
956 (Read_symbols::do_lib_group): New.
957 (Read_symbols::member_): New.
958 * script.cc (read_input_script): Update call to queue_soon.
960 2010-03-19 Doug Kwan <dougkwan@google.com>
962 * arm.cc (Stub_table::Stub_table): Initialize new data members
963 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
964 (Stub_table::add_reloc_stub): Assign stub offset and update
965 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
966 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
968 (Stub_table::update_data_size_and_addralign): Use
969 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
970 instead of going over all reloc stubs.
971 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
972 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
973 Stringpool_template::offset_ to size of Stringpool_char.
974 (Stringpool_template::new_key_offset): Remove code to initialize
975 Stringpool_template::offset_.
976 * stringpool.h (Stringpool_template::set_no_zero_null): Set
977 Stringpool_template::offset_ to zero.
979 2010-03-15 Doug Kwan <dougkwan@google.com>
981 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
983 (Stringpool_template::new_key_offset): New method.
984 (Stringpool_template::add_string): Assign offsets when adding new
986 (Stringpool_template::set_string_offsets): Do not set string offsets
988 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
990 (Chunked_vector::clear): Clear size_.
991 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
992 (Chunked_vector::size): Return size_.
993 (Chunked_vector::push_back): Use size_ to find insert position.
994 (Chunked_vector::size_): New data member.
995 (Stringpool_template::set_no_zero_null): Assert string set is empty.
996 (Stringpool_template::new_key_offset): New method declaration.
997 (Stringpool_template::offset_): New data member.
999 2010-03-15 Rafael Espindola <espindola@google.com>
1001 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1002 Add_symbols' constructor.
1003 * readsyms.h (Add_symbols): Remove the input_group member.
1005 2010-03-10 Ian Lance Taylor <iant@google.com>
1007 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1008 target to ask whether a reference to a symbol requires a stack
1010 * target.h (Target::is_call_to_non_split): New function.
1011 (Target::do_is_call_to_non_split): Declare virtual function.
1012 * target.cc: Include "symtab.h".
1013 (Target::do_is_call_to_non_split): New function.
1014 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1016 2010-03-10 Cary Coutant <ccoutant@google.com>
1018 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1019 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1020 (File_read::open[2]): Add whole_file_view_ to list of views.
1021 (File_read::make_view): Remove test of whole_file_view_.
1022 (File_read::find_or_make_view): Create whole_file_view_ if
1024 (File_read::clear_views): Replace bool parameter with enum;
1025 adjust all callers. Don't delete views with permanent data;
1026 do delete cached views and views from archives if
1027 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1028 if clearing the corresponding view.
1029 * fileread.h (File_read::Clear_views_mode): New enum.
1030 (File_read::View::is_permanent_view): New method.
1031 (File_read::clear_views): Replace bool parameter
1032 with enum; adjust all callers.
1033 * options.h (General_options): Change keep_files_mapped option;
1034 add map_whole_files.
1035 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1037 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1040 2010-03-10 David S. Miller <davem@davemloft.net>
1042 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1044 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1046 * icf.cc (get_section_contents): Add '@' marker after processing the
1049 2010-03-08 Doug Kwan <dougkwan@google.com>
1051 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1052 due to a conversion warning.
1053 (Arm_relobj::update_output_local_symbol_count): Check for local
1054 symbol with unset output index.
1056 2010-03-05 Ian Lance Taylor <iant@google.com>
1058 * options.h (class General_options): Add --spare-dynamic-tags.
1059 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1060 --spare-dynamic-tags.
1062 2010-03-05 Ian Lance Taylor <iant@google.com>
1064 * incremental.cc: Include "libiberty.h".
1066 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1068 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1069 function, is_info_ member.
1070 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1071 (Versions::Versions): Update caller.
1072 (Versions::define_base_version): Likewise.
1073 (Versions::add_def): Likewise.
1075 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1077 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1078 (Scan::possible_function_pointer_reloc): New function.
1079 (Scan::local_reloc_may_be_function_pointer): Change to call
1080 possible_function_pointer_reloc.
1081 (Scan::global_reloc_may_be_function_pointer): Ditto.
1082 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1083 relocations in ".data.rel.ro._ZTV" section.
1084 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1085 * testsuite/icf_safe_so_test.cc: Ditto.
1086 * testsuite/icf_safe_test.cc: Ditto.
1087 * testsuite/icf_safe_test.sh: Ditto.
1089 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1090 Ian Lance Taylor <iant@google.com>
1092 * target-reloc.h (relocate_section): Check the symbol table index
1093 for -1U before setting the local symbol index.
1094 (scan_relocatable_relocs): If copying the relocation, record that
1095 the local symbol is required.
1096 * object.h (Symbol_value::is_output_symtab_index_set): New
1098 (Symbol_value::may_be_discarded_from_output_symtab): New
1100 (Symbol_value::has_output_symtab_entry): New function.
1101 (Symbol_value::needs_output_symtab_entry): Remove.
1102 (Symbol_value::output_symtab_index): Make sure the symbol index is
1104 (Symbol_value::set_output_symtab_index): Make sure the symbol
1105 index is not set. Make sure the new index is valid.
1106 (Symbol_value::set_must_have_output_symtab_entry): New function.
1107 (Symbol_value::has_output_dynsym_entry): New function.
1108 (Symbol_value::set_output_dynsym_index): Make sure the new index
1110 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1111 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1112 local symbol if permitted.
1113 (Sized_relobj::do_finalize_local_symbols): Call
1114 is_output_symtab_index_set rather than needs_output_symtab_entry.
1115 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1116 rather than needs_output_symtab_entry. Call
1117 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1118 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1119 is_output_symtab_index_set rather than needs_output_symtab_entry.
1120 * testsuite/discard_locals_relocatable_test.c: New file.
1121 * testsuite/discard_locals_test.sh: Test -r.
1122 * testsuite/Makefile.am (check_DATA): Add
1123 discard_locals_relocatable_test1.syms,
1124 discard_local_relocatable_test2.syms.
1125 (MOSTLYCLEANFILES): Likewise. Also add
1126 discard_locals_relocatable_test1.lout and
1127 discard_locals_relocatable_test2.out.
1128 (discard_locals_relocatable_test1.syms): New target.
1129 (discard_locals_relocatable_test.o): New target.
1130 (discard_locals_relocatable_test1.out): New target.
1131 (discard_locals_relocatable_test2.syms): New target.
1132 (discard_locals_relocatable_test2.out): New target.
1133 (various): Add missing ../ld-new dependencies.
1134 * testsuite/Makefile.in: Rebuild.
1136 2010-03-03 Nick Clifton <nickc@redhat.com>
1138 * po/fi.po: New Finnish translation.
1140 2010-03-01 Doug Kwan <dougkwan@google.com>
1142 * layout.cc (Layout::Layout): Force section types of .init_array*,
1143 .preinit_array* and .fini_array* sections.
1144 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1145 Fix check of return value of std::string::find.().
1146 (Output_section::Input_section_sort_compare::operator()): Remove
1147 comment about .init_array.
1148 (Output_section::Input_section_sort_init_fini_compare::operator()):
1150 (Output_section::sort_attached_input_sections): Handle .init_array
1151 and .fini_array specially.
1152 * output.h (Output_section::Inut_section_sort_compare): Update
1154 (Output_section::Input_section_sort_init_fini_compare): New struct.
1156 2010-02-26 Doug Kwan <dougkwan@google.com>
1158 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1159 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1160 * testsuite/debug_msg.sh: Avoid matching source line number for
1161 use of global variable undef_int.
1163 2010-02-26 Doug Kwan <dougkwan@google.com>
1165 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1166 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1167 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1168 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1169 * options.cc (General_options::General_options): Initialize member
1171 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1172 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1173 and rm_no_fix_v4bx.stdout
1174 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1175 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1176 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1177 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1178 and arm_no_fix_v4bx.
1179 * Makefile.in: Regenerate.
1180 * testsuite/arm_fix_v4bx.s: New file.
1181 * testsuite/arm_fix_v4bx.sh: Ditto.
1183 2010-02-24 Doug Kwan <dougkwan@google.com>
1185 * arm.cc (Target_arm::got_section): Make the .got section the first
1186 non RELRO section in the data segment.
1187 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1188 suffixes of section names.
1190 2010-02-24 Doug Kwan <dougkwan@google.com>
1192 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1193 flags and attributes merging if an input file is a binary file.
1194 * fileread.cc (Input_file::open): Record format of original file.
1195 * fileread.h (Input_file::Format): New enum type.
1196 (Input_file::Input_file): Initialize data member format_.
1197 (Input_file::format): New method definition.
1198 (Input_file::format_):: New data member.
1200 2010-02-24 Doug Kwan <dougkwan@google.com>
1202 * arm.cc (Arm_output_data_got): New class.
1203 (ARM_TCB_SIZE): New constant
1204 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1205 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1206 If user uses a script with a SECTIONS clause, issue only a warning
1207 for a misplaced EXIDX input section. Otherwise, issue an error.
1208 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1210 (Target_arm::got_mode_index_entry): Handle static linking.
1211 (Target_arm::Scan::local): Ditto.
1212 (Target_arm::Scan::global): Ditto.
1213 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1214 all incorrectly implemented relocations.
1215 (Target_arm::fix_exidx_coverage): Pass layout to
1216 Arm_output_section::fix_exidx_coverage.
1217 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1218 from ".ARM.exidx." and ".ARM.extab.".
1220 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1222 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1223 section if it does not already exist.
1224 * attributes.cc (Attributes_section_data::Attributes_section_data):
1225 Don't crash if size is zero.
1227 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1228 Ian Lance Taylor <iant@google.com>
1230 * gold.cc (queue_middle_tasks): If no input files were opened,
1232 * workqueue.h (Task_function::Task_function): Assert that there is
1235 2010-02-22 Doug Kwan <dougkwan@google.com>
1237 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1238 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1239 types to avoid warnings due to different uint64_t implementations
1242 2010-02-21 Doug Kwan <dougkwan@google.com>
1244 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1245 handling of the maximum backward branch offset.
1246 (Arm_relocate_functions::thumb_branch_common): Ditto.
1247 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1248 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1249 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1250 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1251 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1252 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1253 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1254 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1255 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1256 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1257 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1258 thumb2_bl_out_of_range.o): New rules.
1259 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1260 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1261 thumb2_bl_out_of_range
1262 * testsuite/Makefile.in: Regenerate.
1263 * testsuite/arm_bl_in_range.s: New file.
1264 * testsuite/arm_bl_out_of_range.s: Ditto.
1265 * testsuite/arm_branch_in_range.sh: Ditto.
1266 * testsuite/arm_branch_range.t: Ditto.
1267 * testsuite/thumb2_branch_range.t: Ditto.
1268 * testsuite/thumb_bl_in_range.s: Ditto.
1269 * testsuite/thumb_bl_out_of_range.s: Ditto.
1270 * testsuite/thumb_branch_range.t: Ditto.
1272 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1274 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1275 Add reloc offset information.
1276 * icf.cc (get_section_contents): Change iterators to point to the new
1277 vectors. Add reloc offset information to the contents.
1278 * icf.h (Icf::Sections_reachable_info): New typedef.
1279 (Icf::Sections_reachable_list): New typedef.
1280 (Icf::Offset_info): New typedef.
1281 (Icf::Reloc_info): New struct typedef.
1282 (Icf::Reloc_info_list): New typedef.
1283 (Icf::symbol_reloc_list): Delete method.
1284 (Icf::addend_reloc_list): Delete method.
1285 (Icf::section_reloc_list): Delete method.
1286 (Icf::reloc_info_list): New method.
1287 (Icf::reloc_info_list_): New member.
1289 2010-02-19 Doug Kwan <dougkwan@google.com>
1291 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1292 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1293 * arm.cc (Arm_relocation_functions): New forward declaration.
1294 (Target_arm::Target_arm): Initialize new data members
1295 got_mod_index_offset_ and tls_base_symbol_defined_.
1296 (Target_arm::Relocate::relocate_tls): New method.
1297 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1298 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1300 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1301 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1302 (Target_arm::got_mod_index_offset_,
1303 Target_arm::tls_base_symbol_defined_): New data members.
1304 (Target_arm::Scan::local, Target::Scan::global,
1305 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1308 2010-02-18 Doug Kwan <dougkwan@google.com>
1310 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1311 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1312 text section as a parameter becuase some broken tools may not set
1313 the link in section header.
1314 (Target_arm::has_got_section): New method.
1315 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1316 without any mapping symbol as data only. Remove warning.
1317 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1318 link in its section header, try to discover the link by inspecting the
1319 REL31 relocation at the beginning of the section.
1320 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1322 (Target_arm::Scan::global): Treat any reference to the symbol
1323 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1325 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1327 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1328 (Scan::global_reloc_may_be_function_pointer): New function.
1329 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1330 (Scan::global_reloc_may_be_function_pointer): New function.
1331 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1332 (Scan::global_reloc_may_be_function_pointer): New function.
1333 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1334 (Scan::global_reloc_may_be_function_pointer): New function.
1335 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1336 (Scan::global_reloc_may_be_function_pointer): New function.
1337 (Scan::possible_function_pointer_reloc): New function.
1338 (Target_x86_64::can_check_for_function_pointers): New function.
1339 * gc.h (gc_process_relocs): Scan relocation types to determine if
1340 function pointers were taken for targets that support it.
1341 * icf.cc (Icf::find_identical_sections): Include functions for
1342 folding in safe ICF whose pointer is not taken.
1343 * icf.h (Secn_fptr_taken_set): New typedef.
1344 (fptr_section_id_): New member.
1345 (section_has_function_pointers): New function.
1346 (set_section_has_function_pointers): New function.
1347 (check_section_for_function_pointers): New function.
1348 * options.h: Fix comment for safe ICF option.
1349 * target.h (can_check_for_function_pointers): New function.
1350 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1351 Modify icf_safe_test for X86-64.
1352 * testsuite/Makefile.in: Regenerate.
1353 * testsuite/icf_safe_so_test.cc: New file.
1354 * testsuite/icf_safe_so_test.sh: New file.
1355 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1356 (main): Change to take pointer to function kept_func_3.
1357 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1358 folding is done correctly for X86-64.
1360 2010-02-12 David S. Miller <davem@davemloft.net>
1362 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1363 is_symbolless parameter.
1364 (Output_reloc<SHT_REL>::is_symbolless): New.
1365 (Output_reloc<SHT_REL>::is_symbolless_): New.
1366 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1367 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1368 (Output_reloc<SHT_RELA>::is_symbolless): New.
1369 (Output_data_reloc::add_global): Handle is_symbolless.
1370 (Output_data_reloc::add_global_relative): Likewise.
1371 (Output_data_reloc::add_local): Likewise.
1372 (Output_data_reloc::add_local_relative): Likewise.
1373 (Output_data_reloc::add_symbolless_global_addend): New.
1374 (Output_data_reloc::add_symbolless_local_addend): New.
1375 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1377 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1378 instead of ->is_relative_
1379 (Output_reloc::write): Likewise.
1380 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1381 (Output_reloc::write_rel): Simplify.
1383 * sparc.cc (Target_sparc::Scan::local): Use
1384 ->add_symbolless_local_addend as needed.
1385 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1386 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1387 based upon relocation offset.
1389 2010-02-11 Doug Kwan <dougkwan@google.com>
1391 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1392 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1393 beginning of function.
1394 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1395 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1396 parameter is_32bit in calls to should_apply_static_reloc.
1397 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1398 (check_DATA): Add arm_abs_global.stdout.
1399 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1400 arm_abs_global.stdout): New rules.
1401 (MOSTLLYCLEANFILES): Add arm_abs_global
1402 * Makefile.in: Regenerate.
1403 * testsuite/arm_abs_global.s: New file.
1404 * testsuite/arm_abs_global.sh: Ditto.
1405 * testsuite/arm_abs_lib.s: Ditto.
1407 2010-02-11 Ian Lance Taylor <iant@google.com>
1409 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1411 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1412 Allocate_commons_task first.
1413 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1414 task, rather than symtab_lock_.
1415 (Gc_process_relocs::~Gc_process_relocs): New function.
1416 (Gc_process_relocs::is_runnable): Check this_blocker_.
1417 (Gc_process_relocs::locks): Use next_blocker_ rather than
1419 (Scan_relocs::~Scan_relocs): New function.
1420 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1422 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1424 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1425 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1426 constructor accordingly.
1427 (class Gc_process_relocs): Likewise.
1428 (class Scan_relocs): Likewise.
1429 * common.h (class Allocate_commons_task): Remove symtab_lock_
1430 field, and corresponding constructor parameter.
1431 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1433 (Allocate_commons_task::locks): Likewise.
1435 2010-02-11 Ian Lance Taylor <iant@google.com>
1437 * gold-threads.h (class Once): Define.
1438 (class Initialize_lock): Rewrite as child of Once.
1439 * gold-threads.cc (class Once_initialize): Define.
1440 (once_pointer_control): New static variable.
1441 (once_pointer, once_arg): New static variables.
1442 (c_run_once): New static function.
1443 (Once::Once, Once::run_once, Once::internal_run): New functions.
1444 (class Initialize_lock_once): Remove.
1445 (initialize_lock_control): Remove.
1446 (initialize_lock_pointer): Remove.
1447 (initialize_lock_once): Remove.
1448 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1449 (Initialize_lock::initialize): Rewrite.
1450 (Initialize_lock::do_run_once): New function.
1451 * archive.cc (Archive::interpret_header): Only clear name if it is
1453 * fileread.cc: Include "gold-threads.h"
1454 (file_counts_lock): New static variable.
1455 (file_counts_initialize_lock): Likewise.
1456 (File_read::release): Only increment counts when using --stats.
1457 Use a lock around the increment.
1458 * parameters.cc (class Set_parameters_target_once): Define.
1459 (set_parameters_target_once): New static variable.
1460 (Parameters::Parameters): Move here from parameters.h.
1461 (Parameters::set_target): Rewrite.
1462 (Parameters::set_target_once): New function.
1463 (Parameters::clear_target): Move here and rewrite.
1464 * parameters.h (class Parameters): Update declarations. Add
1465 set_parameters_target_once_ field.
1466 (Parameters::Parameters): Move to parameters.cc.
1467 (Parameters::clear_target): Likewise.
1468 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1470 (Start_group::~Start_group): New function.
1471 (Start_group::is_runnable): New function.
1472 (Start_group::locks, Start_group::run): New functions.
1473 (Finish_group::run): Change saw_undefined to size_t.
1474 * readsyms.h (class Start_group): Define.
1475 (class Finish_group): Change saw_undefined_ field to size_t.
1476 (Finish_group::Finish_group): Remove saw_undefined and
1477 this_blocker parameters. Change all callers.
1478 (Finish_group::set_saw_undefined): New function.
1479 (Finish_group::set_blocker): New function.
1480 * symtab.h (class Symbol_table): Change saw_undefined to return
1481 size_t. Change saw_undefined_ field to size_t.
1482 * target-select.cc (Set_target_once::do_run_once): New function.
1483 (Target_selector::Target_selector): Initialize set_target_once_
1484 field. Don't initialize lock_ and initialize_lock_ fields.
1485 (Target_selector::instantiate_target): Rewrite.
1486 (Target_selector::set_target): New function.
1487 * target-select.h (class Set_target_once): Define.
1488 (class Target_selector): Update declarations. Make
1489 Set_target_once a friend. Remove lock_ and initialize_lock_
1490 fields. Add set_target_once_ field.
1492 2010-02-10 Ian Lance Taylor <iant@google.com>
1494 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1496 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1497 (queue_middle_tasks): Add all blockers before queueing any tasks.
1498 (queue_final_tasks): Likewise.
1499 * token.h (Task_token::add_blockers): New function.
1500 * object.h (Input_objects::number_of_relobjs): New function.
1502 2010-02-10 Ian Lance Taylor <iant@google.com>
1504 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1505 shared, not if not position independent.
1506 * x86_64.cc (Relocate::relocate_tls): Likewise.
1507 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1508 (tls_pie_pic_test): New target.
1509 * testsuite/Makefile.in: Rebuild.
1511 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1512 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1513 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1514 * testsuite/Makefile.in: Rebuild.
1516 2010-02-09 David S. Miller <davem@davemloft.net>
1518 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1519 R_SPARC_RELATIVE using ->add_local_relative().
1520 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1522 * output.h (Output_data_dynamic::add_section_size): New method
1523 that takes two Output_data objects.
1524 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1525 entry param. Handle it in initializers.
1526 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1527 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1528 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1530 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1531 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1532 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1533 for dynrel_includes_plt.
1534 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1535 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1536 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1538 (Target_sparc::do_finalize_sections): Update to pass true for
1539 dynrel_includes_plt.
1540 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1541 output before .rela.plt
1542 (Target_powerpc::do_finalize_sections): Update to pass true for
1543 dynrel_includes_plt when 32-bit.
1545 2010-02-08 Doug Kwan <dougkwan@google.com>
1547 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1549 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1550 Arm_relobj::scan_section_for_cortex_a8_stubs,
1551 Arm_relobj::do_relocation_section): Instead of calling
1552 Output_section::output_address, use faster
1553 Arm_relobj::simple_input_section_output_address.
1555 2010-02-08 David S. Miller <davem@davemloft.net>
1557 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1558 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1559 relocation helper function.
1561 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1562 just like R_SPARC_GOT{10,13,22}.
1563 (Target_sparc::Scan::local): Likewise.
1564 (Target_sparc::Relocate:relocate): Likewise.
1566 2010-02-06 Ian Lance Taylor <iant@google.com>
1568 * configure.ac: Rewrite targetobjs duplicate removal code to use
1569 only shell constructs.
1570 * configure: Rebuild.
1572 2010-02-05 Doug Kwan <dougkwan@google.com>
1575 * arm.cc (Arm_relobj::section_is_scannable): New method.
1576 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1577 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1579 2010-02-04 Doug Kwan <dougkwan@google.com>
1582 * arm-reloc-property.cc (cstdio): Include.
1583 * configure.ac (targetobjs): Remove duplicates.
1584 * configure: Regenerate.
1585 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1586 big and little endian version for a given address size.
1588 2010-02-03 Doug Kwan <dougkwan@google.com>
1590 * arm-reloc-property.cc
1591 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1593 * arm-reloc-property.h
1594 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1595 New method definition.
1596 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1598 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1600 (GOT_PREL): Change implemented to Y.
1601 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1602 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1603 (Arm_relocate_functions::movw_abs_nc): Remove method.
1604 (Arm_relocate_functions::movt_abs): Ditto.
1605 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1606 (Arm_relocate_functions::thm_movt_abs): Ditto.
1607 (Arm_relocate_functions::movw_rel_nc): Ditto.
1608 (Arm_relocate_functions::movw_rel): Ditto.
1609 (Arm_relocate_functions::movt_rel): Ditto.
1610 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1611 (Arm_relocate_functions:thm_movw_rel): Ditto.
1612 (Arm_relocate_functions:thm_movt_rel): Ditto.
1613 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1614 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1615 New method definitions.
1616 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1617 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1618 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1619 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1620 (Target_arm::Relocate::relocate): Check for non-static or
1621 unimplemented relocation code and exit early. Change calls to
1622 Target_arm::reloc_uses_thumb_bit and
1623 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1624 instead. Refactor code to handle similar relocations to increase
1625 code sharing. Remove check for unsupported relocation code in switch
1627 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1628 relocation property table to find out size. Change error message to
1629 print out the name of a relocation code instead of the numeric value.
1630 (Target_arm::scan_reloc_for_stub): Use relocation property table
1631 instead of calling Target_arm::reloc_uses_thumb_bit().
1633 2010-02-02 Doug Kwan <dougkwan@google.com>
1635 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1636 types of relaxed input section.
1638 2010-02-02 Doug Kwan <dougkwan@google.com>
1640 * Makefile.am (HFILES): Add arm-reloc-property.h.
1642 (TARGETSOURCES): Add arm-reloc-property.cc
1643 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1644 (libgold_a_SOURCES): $(DEFFILES)
1645 * Makefile.in: Regenerate.
1646 * arm-reloc-property.cc: New file.
1647 * arm-reloc-property.h: New file.
1648 * arm-reloc.def: New file.
1649 * arm.cc: Update comments.
1650 (arm-reloc-property.h): New included header.
1651 (arm_reloc_property_table): New global variable.
1652 (Target_arm::do_select_as_default_target): New method definition.
1653 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1654 arm-reloc-property to targ_extra_obj.
1655 * parameters.cc (set_parameters_target): Call
1656 Target::select_as_default_target().
1657 * target.h (Target::select_as_default_target): New method definition.
1658 (Target::do_select_as_default_target): Same.
1660 2010-02-01 Doug Kwan <dougkwan@google.com>
1662 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1663 first_output_text_section_.
1664 (Arm_exidx_fixup::first_output_text_section): New method definition.
1665 (Arm_exidx_fixup::first_output_text_section_): New data member.
1666 (Arm_exidx_fixup::process_exidx_section): Record the first text
1667 output section seen.
1668 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1669 and entsize in output section header.
1671 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1673 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1674 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1675 (Arm_relocate_functions::thm_alu11): New Method.
1676 (Arm_relocate_functions::thm_pc8): New Method.
1677 (Arm_relocate_functions::thm_pc12): New Method.
1678 (Target_arm::Scan::local): Handle the relocations.
1679 (Target_arm::Scan::global): Likewise.
1680 (Target_arm::Relocate::relocate): Likewise.
1681 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1683 2010-01-29 Doug Kwan <dougkwan@google.com>
1685 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1686 of relocation types as ld.
1688 2010-01-29 Doug Kwan <dougkwan@google.com>
1690 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1692 (Arm_relocate_functions::thumb_branch_common): Ditto.
1693 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1694 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1695 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1696 Arm_relocate_functions::jump24): Remove.
1697 (Target_arm::Relocate::relocate): Adjust code to call
1698 Arm_relocation_functions::arm_branch_common and
1699 Arm_relocation_functions::thumb_branch_common instead of their removed
1700 wrappers. Merge switch-cases together to reduce source code size.
1702 2010-01-29 Doug Kwan <dougkwan@google.com>
1704 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1705 output_local_symbol_count_needs_update_.
1706 (Arm_relobj::output_local_symbol_count_needs_update,
1707 Arm_relobj::set_output_local_symbol_count_needs_update,
1708 Arm_relobj::update_output_local_symbol_count): New methods.
1709 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1711 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1712 of pointed function as in a R_ARM_PREL31 relocation.
1713 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1714 for output local symbol count updating.
1715 (Target_arm::do_relax): Update output local symbol counts in objects
1717 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1719 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1721 * arm.cc: Added support for the ARM relocations:
1722 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1723 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1724 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1726 (Arm_relocate_functions::movw_rel): New method.
1727 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1728 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1730 (Arm_relocate_functions::thm_movw_rel): New method.
1731 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1733 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1735 (Target_arm::Scan::global): Likewise.
1736 (Target_arm::Relocate::relocate): Likewise.
1737 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1740 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1742 * arm.cc: Added support for ARM group relocations.
1743 (Target_arm::reloc_needs_sym_origin): New method.
1744 (Arm_relocate_functions::calc_grp_kn): New method.
1745 (Arm_relocate_functions::calc_grp_residual): New method.
1746 (Arm_relocate_functions::calc_grp_gn): New method.
1747 (Arm_relocate_functions::arm_grp_alu): New Method.
1748 (Arm_relocate_functions::arm_grp_ldr): New Method.
1749 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1750 (Arm_relocate_functions::arm_grp_ldc): New Method.
1751 (Target_arm::Scan::local): Handle the ARM group relocations.
1752 (Target_arm::Scan::global): Likewise.
1753 (Target_arm::Relocate::relocate): Likewise.
1754 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1757 2010-01-26 Doug Kwan <dougkwan@google.com>
1759 * arm.cc (set): Include.
1760 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1762 (Arm_output_section::Text_section_list): New type.
1763 (Arm_output_section::append_text_sections_to_list): New method.
1764 (Arm_output_section::fix_exidx_coverage): Ditto.
1765 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1766 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1767 Relobj::set_section_offset() instead of
1768 Sized_relobj::invalidate_section_offset().
1769 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1770 parameter for section headers. Ignore relocation sections for
1771 unallocated sections and EXIDX sections.
1772 (Target_arm::fix_exidx_coverage): New method.
1773 (Target_arm::output_section_address_less_than): New type.
1774 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1775 linked text section instead of the EXIDX section.
1776 (Arm_output_section::create_stub_group): Add an assertion to check
1777 that this is not an EXIDX output section.
1778 (Arm_output_section::append_text_sections_to_list): New method.
1779 (Arm_output_section::fix_exidx_coverage): Ditto.
1780 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1781 Arm_relobj::section_needs_reloc_stub_scanning.
1782 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1784 (Target_arm::fix_exidx_coverage): New method.
1785 * object.h (Relobj::set_output_section): New method.
1786 (Sized_relobj::invalidate_section_offset): Remove method.
1787 (Sized_relobj::do_invalidate_section_offset): Remove method.
1788 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1790 2010-01-25 Doug Kwan <dougkwan@google.com>
1792 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1793 Fix warning due to signed and unsigned comparison on a 32-bit host.
1795 2010-01-22 Doug Kwan <dougkwan@google.com>
1797 * arm.cc (Target_arm::do_relax): Record an output section for section
1798 offset adjustment it contains any stub table that has changed.
1799 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1800 offsets in an output section if necessary.
1801 * output.cc (Output_section::Output_section): Initialize
1802 section_offsets_need_adjustments_.
1803 (Output_section::add_input_section_for_script): Renamed to
1804 Output_section::add_simple_input_section.
1805 (Output_section::save_states): Add a comment.
1806 (Output_section::discard_states): New method defintion.
1807 (Output_section::adjust_section_offsets): Same.
1808 * output.h (Output_section::add_input_section_for_script): Renamed to
1809 Output_section::add_simple_input_section.
1810 (Output_section::discard_states): New method declaration.
1811 (Output_section::adjust_section_offsets): Same.
1812 (Output_section::section_offsets_need_adjustment,
1813 Output_section::set_section_offsets_need_adjustment): New method
1815 (Output_section::section_offsets_need_adjustment_): New data member.
1816 * script-sections.cc
1817 (Output_section_element_input::set_section_address): Adjust code for
1818 renaming of Output_section::add_input_section_for_script.
1819 (Orphan_output_section::set_section_address): Same.
1821 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1823 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1824 Fix_v4bx enum values .
1825 * gold/options.h (General_options): New option definitions.
1826 (General_options::fix_v4bx): New method.
1827 (General_options::Fix_v4bx): New enum.
1828 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1829 (General_options::parse_fix_v4bx_interworking): New method.
1831 2010-01-22 Doug Kwan <dougkwan@google.com>
1833 * arm.cc (Arm_exidx_fixup): New class.
1835 2010-01-21 Doug Kwan <dougkwan@google.com>
1837 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1839 (Arm_exidx_section_offset_map): New type.
1841 2010-01-21 Doug Kwan <dougkwan@google.com>
1843 * arm.cc (Arm_exidx_input_section): New class.
1844 (Arm_relobj::exidx_input_section_by_link,
1845 Arm_relobj::exidx_input_section_by_shndx,
1846 Arm_relobj::make_exidx_input_section): New methods.
1847 (read_arm_attributes_section): Remove.
1848 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1849 information about them.
1850 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1853 2010-01-20 Doug Kwan <dougkwan@google.com>
1855 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1856 Input_section_specifier to Section_id.
1857 (Target_arm::new_arm_input_section: Adjust code for change of key
1859 (Target_arm::find_arm_input_section): Ditto.
1860 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1861 (Section_id): Remove.
1862 (Garbage_collection::Section_id_hash): Remove.
1863 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1864 (Section_id): Remove.
1865 (Icf::Section_id_hash): Remove.
1866 * object.h (Section_id, Const_section_id, Section_id_hash,
1867 Const_section_id_hash): New type definitions.
1868 * output.cc (Output_section::add_relaxed_input_section): Change to
1869 use Const_section_id instead of Input_section_specifier as key type.
1870 (Output_section::add_merge_input_section): Ditto.
1871 (Output_section::build_relaxation_map): Change to use Section_id
1872 instead of Input_section_specifier as key type.
1873 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1875 (Output_section::convert_input_sections_to_relaxed_sections): Change
1876 to use Const_section_id instead of Input_section_specifier as key type.
1877 (Output_section::find_merge_section): Ditto.
1878 (Output_section::find_relaxed_input_section): Ditto.
1879 * output.h (Input_section_specifier): Remove class.
1880 (Output_section::Output_section_data_by_input_section_map): Change
1881 key type to Const_section_id.
1882 (Output_section::Output_relaxed_input_section_by_input_section_map):
1884 (Output_section::Relaxation_map): Change key type to Section_id.
1886 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1888 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1889 (class Arm_v4bx_stub): New class.
1890 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1891 (Stub_factory::make_arm_v4bx_stub): New method.
1892 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1893 (Stub_table::empty): Handle v4bx stubs.
1894 (Stub_table::add_arm_v4bx_stub): New method.
1895 (Stub_table::find_arm_v4bx_stub): New method.
1896 (Arm_relocate_functions::v4bx): New method.
1897 (Target_arm::fix_v4bx): New method.
1898 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1899 (Stub_table::relocate_stubs): Likewise.
1900 (Stub_table::do_write): Likewise.
1901 (Stub_table::update_data_size_and_addralign): Likewise.
1902 (Stub_table::finalize_stubs): Likewise.
1903 (Target_arm::Scan::local): Likewise.
1904 (Target_arm::Scan::global): Likewise.
1905 (Target_arm::do_finalize_sections): Likewise.
1906 (Target_arm::Relocate::relocate): Likewise.
1907 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1909 (Target_arm::scan_reloc_for_stub): Likewise.
1910 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1912 2010-01-19 Ian Lance Taylor <iant@google.com>
1914 * output.cc (Output_section_headers::do_sized_write): Write large
1915 segment count to sh_info field.
1916 (Output_file_header::do_sized_write): For large segment count,
1917 write PN_XNUM to e_phnum field.
1919 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1921 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1922 (Arm_relocate_functions::thm_jump8): New function.
1923 (Arm_relocate_functions::thm_jump11): New function.
1924 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1926 (Target_arm::Scan::global): Likewise.
1927 (Target_arm::Relocate::relocate): Likewise.
1928 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1931 2010-01-14 Doug Kwan <dougkwan@google.com>
1933 * arm.cc (map, utility): Include headers.
1934 (Target_arm::apply_cortex_a8_workaround): New method.
1935 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1936 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1937 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1938 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1939 the --[no-]fix-cortex-a8 command line options.
1940 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1941 (Target_arm::relocate_stub): Use addend in instruction template.
1942 * options.h (DEFINE_bool): Set the user-set flag.
1943 (General_options): Add --[no-]-fix-cortex options.
1944 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1945 : Update fast look-up map after conversion.
1947 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1949 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1950 in the first pass of do_layout.
1952 2010-01-13 Doug Kwan <dougkwan@google.com>
1954 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1955 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1956 apparent compiler problem of not folding static constant integral
1957 data members of elfcpp::Elf_sizes<32>.
1959 2010-01-13 Doug Kwan <dougkwan@google.com>
1961 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1962 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1963 Arm_relobj::scan_section_for_cortex_a8_erratum,
1964 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1965 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1966 sections to scan for relocation stubs into a new method
1967 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1968 relocation and Cortex-A8 stub scanning.
1969 (Target_arm::do_relax): Force stubs to be after stubbed sections
1970 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1971 the beginning of a new relaxation pass. Update a comment.
1972 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1974 2010-01-12 Ian Lance Taylor <iant@google.com>
1976 * target-reloc.h (visibility_error): New inline function.
1977 (relocate_section): Call visibility_error.
1978 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1979 (MOSTLYCLEANFILES): Likewise.
1980 (protected_4_pic.o, protected_3.err): New targets.
1981 * testsuite/protected_4.cc: New file.
1983 2010-01-12 Doug Kwan <dougkwan@google.com>
1985 * arm.cc (Cortex_a8_reloc): New class.
1986 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1987 and cortex_a8_relocs_info_.
1988 (Target_arm::fix_cortex_a8): New method definition.
1989 (Target_arm::Cortex_a8_relocs_info): New type.
1990 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1991 New data member declarations.
1992 (Target_arm::scan_reloc_for_stub): Record information about
1993 relocations for THUMB branches that might be exempted from the
1994 Cortex-A8 workaround.
1995 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1996 at the beginning of a relaxation pass.
1998 2010-01-12 Doug Kwan <dougkwan@google.com>
2000 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2001 (Arm_relobj::Mapping_symbol_position,
2002 Arm_reloj::Mapping_symbol_position_less,
2003 Arm_relobj::Mapping_symbols_info): New types.
2004 (Target_arm::is_mapping_symbol_name): New method definition.
2005 (Arm_relobj::do_count_local_symbols): Save information about mapping
2008 2010-01-11 Doug Kwan <dougkwan@google.com>
2010 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2011 Arm_relocate_functions::thumb32_branch_upper,
2012 Arm_relocate_functions::thumb32_branch_lower,
2013 Arm_relocate_functions::thumb32_cond_branch_offset,
2014 Arm_relocate_functions::thumb32_cond_branch_upper,
2015 Arm_relocate_functions::thumb32_cond_branch_lower,
2016 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2017 branch offset encoding.
2018 (Arm_relocate_functions::thumb_branch_common): Use new branch
2019 offset encoding methods to avoid code duplication.
2020 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2021 (Stub_addend_reader::operator()): Use new branch encoding method
2022 to avoid code duplication.
2024 2010-01-11 Doug Kwan <dougkwan@google.com>
2026 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2027 (Target_arm::do_finalize_sections): Define special EXIDX section
2028 symbols only if referenced.
2029 * gc.h (Garbage_collection::add_reference): New method.
2030 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2033 2010-01-11 Ian Lance Taylor <iant@google.com>
2035 * script.cc (Version_script_info::build_expression_list_lookup):
2036 Change complaing about duplicate wildcard match from error to
2039 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2041 (Version_script_info::Version_script_info): Initialize globs_,
2042 default_version_, default_is_global_, and exact_. Don't
2043 initialize globals_ or locals_.
2044 (Version_script_info::build_lookup_tables): Build local symbols
2046 (Version_script_info::unquote): New function.
2047 (Version_script_info::add_exact_match): New function.
2048 (Version_script_info::build_expression_list_lookup): Remove lookup
2049 parameter. Add is_global parameter. Change all callers. Handle
2050 wildcard pattern specially. Unquote pattern. Call
2052 (Version_script_info::get_name_to_match): New function.
2053 (Version_script_info::get_symbol_version): New function.
2054 (Version_script_info::get_symbol_version_helper): Remove.
2055 (Version_script_info::check_unmatched_names): Call unquote.
2056 * script.h (class Version_script_info): Change get_symbol_version
2057 to be non-inline and add is_global parameter; change all callers.
2058 Rewrite symbol_is_local. Update declarations. Define struct
2059 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2060 Remove globals_ and locals_ members. Add exact_, globs_,
2061 default_version_, is_global_.
2062 (Version_script_info::Glob): Remove pattern, add expression and
2063 is_global. Update constructor. Change all callers.
2064 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2066 (Versions::symbol_section_contents): If a symbol is undefined, or
2067 defined in a dynamic object, set the version index to
2069 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2071 (Symbol_table::add_from_pluginobj): Likewise.
2072 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2074 2010-01-11 Doug Kwan <dougkwan@google.com>
2076 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2077 (incremental_dump_LDADD): Add linking option for libintl.
2078 * Makefile.in: Regenerate.
2080 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2083 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2085 * testsuite/Makefile.in: Regenerated.
2087 2010-01-10 Doug Kwan <dougkwan@google.com>
2089 * options.h (DEFINE_var): Use parentheses around argument varname__
2090 in macro body to avoid any unintended subsequent substitutions.
2092 2010-01-10 Ian Lance Taylor <iant@google.com>
2094 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2095 candidates before doing symbol resolution.
2097 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2098 ODR candidates if only one is weak.
2100 2010-01-08 Ian Lance Taylor <iant@google.com>
2102 * script.cc (Version_script_info::build_expression_list_lookup):
2103 Don't warn about ambiguous version, just record the ambiguity.
2104 (Version_script_info::get_symbol_version_helper): Give error if
2105 version is ambiguous.
2107 2010-01-08 Doug Kwan <dougkwan@google.com>
2109 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2110 prev_data_size_ and prev_addralign_. Remove initializer for
2111 deleted data member has_been_changed_.
2112 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2113 to determine if the table is empty.
2114 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2116 (Stub_table::add_reloc_stub): Define method in class definition
2117 instead of just declaring it there.
2118 (Stub_table::add_cortex_a8_stub): New method definition.
2119 (Stub_table::update_data_size_and_addralign): Ditto.
2120 (Stub_table::finalize_stubs): Ditto.
2121 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2122 (Stub_table::do_addralign_): Return address alignment in the
2123 (Stub_table::do_reset_address_and_file_offset): Define method in
2124 class definition instead of declaring it there. Set current data
2125 size to be the data size of the previous pass.
2126 (Stub_table::set_final_data_size): Use current data size as the
2128 (Stub_table::relocate_stub): Change parameter type of stub from
2129 Reloc_stub pointer to Stub pointer.
2130 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2131 (Stub_table::Cortex_a8_stub_list): New typedef.
2132 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2133 Stub_table::prev_addralign_): New data member.
2134 (Arm_relobj::Arm_relobj): Initialize data member
2135 section_has_cortex_a8_workaround_.
2136 (Arm_relobj::section_has_cortex_a8_workaround,
2137 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2139 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2141 (Target_arm::relocate_stub): Change parameter type of stub from
2142 Reloc_stub pointer to Stub pointer.
2143 (Insn_template::size, Insn_template::alignment): Handle
2144 THUMB16_SPECIAL_TYPE.
2145 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2146 Stub_table::update_data_size_and_addralign,
2147 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2149 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2150 (Stub_table::do_write): Ditto.
2151 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2153 2010-01-08 Ian Lance Taylor <iant@google.com>
2156 * symtab.h (class Symbol): Remove fields is_target_special_ and
2157 has_plt_offset_. Add field is_defined_in_discarded_section_.
2158 (Symbol::is_defined_in_discarded_section): New function.
2159 (Symbol::set_is_defined_in_discarded_section): New function.
2160 (Symbol::has_plt_offset): Rewrite.
2161 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2162 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2163 Don't initialize is_target_special_ or has_plt_offset_.
2164 Initialize is_defined_in_discarded_section_.
2165 (Symbol_table::add_from_relobj): If appropriate, set
2166 is_defined_in_discarded_section.
2167 * resolve.cc (Symbol::override_base_with_special): Don't test
2168 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2169 * target-reloc.h (relocate_section): Do special handling for
2170 symbols defined in discarded sections for global symbols as well
2173 2010-01-08 Ian Lance Taylor <iant@google.com>
2175 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2176 the SHT_SYMTAB case.
2178 2010-01-08 Ian Lance Taylor <iant@google.com>
2180 * object.cc (Sized_relobj::do_layout): Don't get confused if
2181 layout_eh_frame returns NULL.
2183 2010-01-08 Ian Lance Taylor <iant@google.com>
2186 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2187 dynamic symbol table, use the normal symbol table.
2188 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2191 2010-01-08 Ian Lance Taylor <iant@google.com>
2194 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2197 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2199 * version.cc (print_version): Change to "Copyright 2010".
2201 2010-01-08 Ian Lance Taylor <iant@google.com>
2205 * i386.cc (class Target_i386): Change return type of plt_section
2207 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2208 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2209 tls_desc_rel_ field.
2210 (Output_data_plt_i386::rel_tls_desc): New function.
2211 (Target_i386::rel_tls_desc_section): New function.
2212 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2213 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2214 R_386_TLS_DESC reloc in rel_tls_desc_section.
2215 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2216 Define struct Tlsdesc_info.
2217 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2218 (Target_x86_64::do_reloc_symbol_index): New function.
2219 (Target_x86_64::add_tlsdesc_info): New function.
2220 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2221 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2223 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2225 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2226 (Target_x86_64::rela_tlsdesc_section): New function.
2227 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2229 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2230 (Target_x86_64::do_reloc_addend): New function.
2231 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2232 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2233 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2234 (Output_reloc::type): New function.
2235 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2236 (Output_reloc::is_target_specific): New function.
2237 (Output_reloc::target_arg): New function.
2238 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2239 absolute relocs and target specific relocs.
2240 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2241 add_target_specific.
2242 (class Output_data_reloc) [SHT_RELA]: Likewise.
2243 * output.cc (Output_reloc::Output_reloc): Add four new versions
2244 for absolute relocs and target specific relocs.
2245 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2246 (Output_reloc::get_symbol_index): Likewise.
2247 (Output_reloc::local_section_offset): Check that local_sym_index_
2248 is not TARGET_CODE or 0.
2249 (Output_reloc::symbol_value): Likewise.
2250 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2252 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2253 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2255 * layout.cc (add_target_dynamic_tags): Use output section for
2256 DT_PLTRELSZ and DT_JMPREL.
2258 2010-01-07 Ian Lance Taylor <iant@google.com>
2261 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2263 (class Output_data_reloc_generic): Define.
2264 (class Output_data_reloc_base): Change base class to
2265 Output_data_reloc_generic. Change add() method to call
2266 bump_relative_reloc_count for a relative reloc. Remove
2268 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2270 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2271 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2273 * layout.h (class Layout): Update declaration.
2275 2010-01-07 Ian Lance Taylor <iant@google.com>
2277 * output.h (class Output_data): Add const version of
2278 output_section and do_output_section.
2279 (class Output_section_data): Add const version of
2281 (class Output_section): Likewise.
2282 * layout.cc (Layout::add_target_dynamic_tags): New function.
2283 * layout.h (class Layout): Update declarations.
2284 * arm.cc (Target_arm::do_finalize_sections): Use
2285 add_target_dynamic_tags.
2286 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2287 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2288 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2289 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2291 2010-01-07 Ian Lance Taylor <iant@google.com>
2294 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2297 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2298 Ian Lance Taylor <iant@google.com>
2301 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2302 Xindex::read_symtab_xindex.
2304 2010-01-07 Doug Kwan <dougkwan@google.com>
2306 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2307 (Insn_template::thumb16_bcond_insn): New method declaration.
2308 (Insn_template): Fix spelling.
2309 (Stub::thumb16_special): New method declaration.
2310 (Stub::do_write): Define virtual method which was previously pure
2312 (Stub::do_thumb16_special): New method declaration.
2313 (Stub::do_fixed_endian_write): New template member.
2314 (Reloc_stub::do_write): Remove.
2315 (Reloc_stub::do_fixed_endian_write): Remove.
2316 (Cortex_a8_stub): New class definition.
2317 (Stub_factory::make_cortex_a8_stub): New method definition.
2318 (Stub_factory::Stub_factory): Add missing static storage class
2319 qualifier for elf32_arm_stub_a8_veneer_blx.
2321 2010-01-07 Ian Lance Taylor <iant@google.com>
2324 * options.h (class General_options): Add --warn-unresolved-symbols
2325 and --error-unresolved-symbols.
2326 * errors.cc (Errors::undefined_symbol): Implement
2327 --warn-unresolved-symbols.
2329 * options.h (class General_options): Add -z text and -z textoff.
2330 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2332 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2334 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2335 (Garbage_collection::cident_sections): New function.
2336 (Garbage_collection::add_cident_section): New function.
2337 (Garbage_collection::cident_sections_): New member.
2338 (gc_process_relocs): Add references to sections whose names are C
2340 * gold.h (cident_section_start_prefix): New constant.
2341 (cident_section_stop_prefix): New constant.
2342 (is_cident): New function.
2343 * layout.cc (Layout::define_section_symbols): Replace string constants
2344 with the newly defined constants.
2345 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2347 * testsuite/Makefile.am: Add gc_orphan_section_test.
2348 * testsuite/Makefile.in: Regenerate.
2349 * testsuite/gc_orphan_section_test.cc: New file.
2350 * testsuite/gc_orphan_section_test.sh: New file.
2352 2010-01-06 Ian Lance Taylor <iant@google.com>
2355 * options.h (class General_options): Add --warn-shared-textrel.
2356 * layout.cc (Layout::finish_dynamic_section): Implement
2357 --warn-shared-textrel.
2360 * options.h (class General_options): Add --warn-multiple-gp.
2362 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2364 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2365 $(THREADSLIB) and $(LIBDL).
2366 * Makefile.in: Rebuild.
2368 2010-01-06 Ian Lance Taylor <iant@google.com>
2371 * options.cc (General_options::parse_section_start): New function.
2372 (General_options::section_start): New function.
2373 (General_options::General_options): Initialize all members.
2374 * options.h: Include <map>
2375 (class General_options): Add --section-start. Add section_starts_
2377 * layout.cc (Layout::attach_allocated_section_to_segment): If
2378 --section-start was used, set the address of the segment. Remove
2379 local sort_sections.
2380 (Layout::relaxation_loop_body): If the address of the load segment
2381 has been set by --section-start, don't use it.
2382 * output.h (Output_segment::update_flags_for_output_section): New
2384 * output.cc (Output_segment::add_output_section): Call
2385 update_flags_for_output_section.
2387 2010-01-05 Ian Lance Taylor <iant@google.com>
2390 * options.h (class General_options): Add --undefined-version.
2391 * script.cc (struct Version_expression): Add was_matched_by_symbol
2393 (Version_script_info::matched_symbol): New function.
2394 (Version_script_info::get_symbol_version_helper): Call
2396 (Version_script_info::check_unmatched_names): New function.
2397 * script.h (class Version_script_info): Update declarations.
2398 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2400 * options.h (class General_options): Use DEFINE_bool_alias for
2401 allow_multiple_definition.
2402 * resolve.cc (Symbol_table::should_override): Don't test
2403 allow_multiple_definition.
2406 * options.h (class General_options): Add --cref.
2407 * main.cc (main): Print cref table if --cref. Don't close mapfile
2408 until after printing cref table.
2409 * cref.cc: Include "symtab.h".
2410 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2411 (Cref_table_compare::operator()): New function.
2412 (Cref_inputs::gather_cref): New function.
2413 (filecol): New static const.
2414 (Cref_inputs::print_cref): New function.
2415 (Cref::print_cref): New function.
2416 * cref.h: Include <cstdio>.
2417 (class Cref): Update declarations.
2418 * mapfile.h (Mapfile::file): New function.
2419 * object.h (class Object): Define Symbols. Declare virtual
2420 do_get_global_symbols.
2421 (Object::get_global_symbols): New function.
2422 * object.cc (Input_objects::add_object): Pass object to cref_ if
2424 (Input_objects::archive_start): Likewise.
2425 (Input_objects::archive_stop): Likewise.
2426 (Input_objects::print_cref): New function.
2427 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2428 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2430 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2432 * plugin.h (class Sized_pluginobj): Update declarations.
2434 2010-01-05 Ian Lance Taylor <iant@google.com>
2436 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2437 to is_default_version. Rename insdef to insdefault.
2438 (Symbol_table::add_from_relobj): Rename def to is_default_version
2439 and local to is_forced_local.
2440 (Symbol_table::add_from_pluginobj): Likewise.
2441 (Symbol_table::add_from_dynobj): Likewise.
2442 (Symbol_table::define_special_symbol): Rename insdef to
2445 2010-01-04 Ian Lance Taylor <iant@google.com>
2448 * options.h (class General_options): Add
2449 --allow-multiple-definition and -z muldefs.
2450 * resolve.cc (Symbol_table::should_override): Don't warn about a
2451 multiple symbol definition if --allow-multiple-definition or -z
2455 * options.h (class General_options): Add --add-needed and
2456 --copy-dt-needed-entries. Tweak --as-needed help entry.
2457 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2458 error if --copy-dt-needed-entries aka --add-needed is used and
2459 would cause a change in behaviour.
2462 * options.h (class General_options): Add -G as a short version of
2463 --shared. Add no-op options -assert, -g, and -i.
2465 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2467 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2468 check for .text or .gnu.linkonce.t sections.
2469 * icf.cc (Icf::find_identical_sections): Ditto.
2470 Change the detection for mangled function name within the section
2472 * icf.h (is_section_foldable_candidate): New function.
2474 2009-12-30 Ian Lance Taylor <iant@google.com>
2477 * options.h (class General_options): Permit two dashes with
2478 --retain-symbols-file.
2480 2009-12-30 Ian Lance Taylor <iant@google.com>
2483 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2484 don't put the file header and segment headers in the text
2488 * common.cc (Sort_commons::operator()): Stabilize sort when both
2490 (Symbol_table::do_allocate_commons_list): When allocating common
2491 symbols, skip a symbol which is no longer common.
2492 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2493 an object before checking its type.
2494 * testsuite/common_test_2.c: New file.
2495 * testsuite/common_test_3.c: New file.
2496 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2497 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2498 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2499 (common_test_2_pic.o, common_test_2.so): New targets.
2500 (common_test_3_pic.o, common_test_3.so): New targets.
2501 * testsuite/Makefile.in: Rebuild.
2504 * script.cc (read_input_script): If we see a new SECTIONS clause,
2505 and we have added an input section, give an error.
2506 * layout.h (class Layout): Add have_added_input_section function.
2507 Add have_added_input_section_ field.
2508 * layout.cc (Layout::Layout): Initialize
2509 have_added_input_section_.
2510 (Layout::layout): Set have_added_input_section_.
2511 (Layout::layout_eh_frame): Likewise.
2513 2009-12-30 Ian Lance Taylor <iant@google.com>
2516 * options.h (class General_options): Add --sort-common option.
2517 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2518 * common.cc (Sort_common): Add sort_order parameter to
2519 constructor. Add sort_order_ field.
2520 (Sort_commons::operator): Check sort_order_.
2521 (Symbol_table::allocate_commons): Determine the sort order.
2522 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2524 (Symbol_table::do_allocate_commons_list): Likewise.
2526 2009-12-30 Ian Lance Taylor <iant@google.com>
2529 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2530 symbols from this object, don't change the visibility of an
2532 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2534 2009-12-30 Ian Lance Taylor <iant@google.com>
2537 * script.h (class Version_script_info): Define Language enum.
2538 Update declarations. Define Glob, Exact, and Lookup types. Add
2539 new fields globals_, locals_, and is_finalized_.
2540 * script.cc: Various formatting fixes.
2541 (class Parser_closure): Change language_stack_ from a vector of
2542 std::string to one of Version_script_info::Language. Adjust all
2544 (class Lazy_demangler): Remove.
2545 (struct Version_expression): Change language from std::string to
2546 Version_script_info::Language.
2547 (Version_script_info::Version_script_info): New function.
2548 (Version_script_info::~Version_script_info): Don't call clear.
2549 (Version_script_info::finalize): New function.
2550 (Version_script_info::build_lookup_tables): New function.
2551 (Version_script_info::build_expression_list_lookup): New
2553 (Version_script_info::get_symbol_version_helper): Rewrite to use
2555 (Version_script_info::print_expression_list): Adjust to use
2556 Version_script_info::Language.
2557 (script_push_lex_into_version_mode): Check that the version script
2558 has not been finalized.
2559 (version_script_push_lang): Change language string to
2560 Version_script_info::Language.
2561 * options.cc (Command_line::version_script): New function.
2562 * options.h (class General_options): Add finalize_dynamic_list
2563 function. Change version_script from declaration to definition.
2564 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2565 * testsuite/version_script.map: Remove duplicate def of foo.
2566 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2568 * testsuite/Makefile.in: Rebuild.
2570 2009-12-30 Ian Lance Taylor <iant@google.com>
2573 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2574 if the input symbol index is 0, make the output symbol index 0.
2576 2009-12-30 Ian Lance Taylor <iant@google.com>
2579 * options.h (class General_options): Add -x/--discard-all.
2580 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2581 --discard-all. If the local symbol needs a dynamic entry, check
2582 that before handling --discard-locals.
2584 2009-12-30 Ian Lance Taylor <iant@google.com>
2587 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2589 (Output_segment::add_output_section): Don't change the flags if
2593 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2594 GNU hash table if they need a dynamic value. Otherwise, don't add
2595 them if they are defined in a dynamic object or are forced local.
2597 2009-12-29 Ian Lance Taylor <iant@google.com>
2600 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2601 .gnu.hash table for a 32-bit target.
2604 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2605 regular and a dynamic object only needs a dynamic symbol table
2606 entry if it is externally visible.
2609 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2610 constructor. Add global_offset_table_ field.
2611 (Target_i386::got_section): Set global_offset_table_.
2612 (Target_i386::do_finalize_sections): Set global_offset_table_
2614 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2615 in constructor. Add global_offset_table_ field.
2616 (Target_x86_64::got_section): Set global_offset_table_.
2617 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2620 * layout.cc (Layout::Layout): Initialize increase_relro_.
2621 (Layout::get_output_section): Add is_relro, is_last_relro, and
2622 is_first_non_relro parameters. Change all callers.
2623 (Layout::choose_output_section): Likewise.
2624 (Layout::add_output_section_data): Likewise.
2625 (Layout::make_output_section): Likewise.
2626 (Layout::set_segment_offsets): Clear increase_relro when using a
2628 * layout.h (class Layout): Add increase_relro method. Add
2629 increase_relro_ field. Update declarations.
2630 * output.cc (Output_section::Output_section): Initialize
2631 is_last_relro_ and is_first_non_relro_.
2632 (Output_segment::add_output_section): Group relro sections is
2633 do_sort is true. Handle is_last_relro and is_first_non_relro.
2634 (Output_segment::maximum_alignment): Remove relro handling.
2635 (Output_segment::set_section_addresses): Add increase_relro
2636 parameter. Change all callers. Add initial alignment to align
2637 relro sections on separate page. Remove old relro handling.
2638 (Output_segment::set_section_list_addresses): Remove in_relro
2639 parameter. Change all callers.
2640 (Output_segment::set_offset): Add increase parameter. Change all
2641 callers. Remove old relro handling.
2642 * output.h (class Output_section): Add new methods: is_last_relro,
2643 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2644 Add is_last_relro_ and is_first_non_relro_ fields.
2645 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2646 Create separate .got.plt section. Call increase_relro.
2647 * x86_64.cc (Target_x86_64::got_section): Likewise.
2648 * testsuite/relro_script_test.t: Add .got.plt.
2651 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2652 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2653 (Layout::finalize): Call set_dynamic_symbol_size.
2654 (Layout::set_dynamic_symbol_size): New function.
2655 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2656 set_dynamic_symbol_size.
2659 * output.h (class Output_section): Add is_entsize_zero_ field.
2660 * output.cc (Output_section::Output_section): Initialize
2662 (Output_section::set_entsize): If two different entsizes are
2663 requested, force it to zero.
2664 (Output_section::add_input_section): Set flags for .debug_str
2665 before updating section flags. Set entsize.
2666 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2667 and SHF_STRING if all input sections have those flags.
2669 2009-12-29 Rafael Espindola <espindola@google.com>
2671 * main.cc (main): Fix the sys time reporting.
2672 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2675 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2677 * options.cc (General_options::parse_version): Allow -v to exit
2678 without an error if there is nothing to link.
2680 2009-12-29 Ian Lance Taylor <iant@google.com>
2682 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2683 using a version of gcc before 4.1.
2684 * configure: Rebuild.
2686 2009-12-28 Chris Demetriou <cgd@google.com>
2688 * attributes.cc (Output_attributes_section_data::do_write): Use
2689 std::vector::front rather than std::vector::data.
2691 2009-12-28 Ian Lance Taylor <iant@google.com>
2693 * symtab.h (class Symbol_table): Add enum Defined.
2694 * resolve.cc (Symbol_table::should_override): Add defined
2695 parameter. Change all callers. Test whether object is NULL
2696 before calling a method on it.
2697 (Symbol_table::report_resolve_problem): Add defined parameter.
2699 (Symbol_table::should_override_with_special): Likewise.
2700 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2701 parameter. Change all callers.
2702 (Symbol_table::do_define_in_output_data): Likewise.
2703 (Symbol_table::define_in_output_segment): Likewise.
2704 (Symbol_table::do_define_in_output_segment): Likewise.
2705 (Symbol_table::define_as_constant): Likewise.
2706 (Symbol_table::do_define_as_constant): Likewise.
2707 * script.h (class Symbol_assignment): Add is_defsym parameter to
2708 constructor; change all callers.
2709 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2710 parameter. Change all callers. Add is_defsym_ field.
2711 (class Parser_closure): Add parsing_defsym parameter to
2712 constructor; change all callers. Add parsing_defsym accessor
2713 function. Add parsing_defsym_ field.
2715 2009-12-28 Ian Lance Taylor <iant@google.com>
2717 * gold.cc (queue_middle_tasks): Fix formatting.
2718 * object.cc (Relobj::is_section_name_included): Likewise.
2720 2009-12-23 Ian Lance Taylor <iant@google.com>
2722 * i386.cc (Target_i386::do_calls_non_split): Recognize
2723 -fsplit-stack prologue for a function with a static chain.
2724 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2725 -fsplit-stack prologue when using %r11.
2727 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2729 * options.cc (General_options::parse_version): Make -v continue and do
2730 the link like GNU ld does.
2732 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2734 * Makefile.am (CCFILES): Add timer.cc.
2735 (HFILES): Add timer.h.
2736 * configure.ac: Check for sysconf and times.
2737 * main.cc: include timer.h.
2738 (main): Use Timer instead of get_run_time.
2741 * workqueue.cc: include timer.h.
2742 (Workqueue::find_and_run_task):
2743 Report user, sys and wall time.
2744 * Makefile.in: Regenerate.
2745 * config.in: Regenerate.
2746 * configure: Regenerate.
2748 2009-12-16 Doug Kwan <dougkwan@google.com>
2750 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2752 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2753 relaxed input sections.
2754 * output.cc (Output_section::find_relaxed_input_section): Change
2755 return type to Output_relaxed_input_section pointer. Adjust code
2756 for new type of relaxed_input_section_map_.
2757 * output.h (Output_section::find_relaxed_input_section): Change
2758 return type to Output_relaxed_input_section pointer.
2759 (Output_section::Output_relaxed_input_section_by_input_section_map):
2761 (Output_section::relaxed_input_section_map_): Change type to
2762 Output_section::Output_relaxed_input_section_by_input_section_map.
2763 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2766 2009-12-15 Ian Lance Taylor <iant@google.com>
2768 * layout.cc (Layout::create_shstrtab): Only write out after input
2769 sections if we are compressing debug sections.
2771 2009-12-15 Ian Lance Taylor <iant@google.com>
2773 * archive.cc (Archive::add_symbols): Only look up a symbol without
2774 a version if there is, in fact, a version.
2776 2009-12-14 Ian Lance Taylor <iant@google.com>
2778 Revert -Wshadow changes, all changes from:
2779 2009-12-11 Doug Kwan <dougkwan@google.com>
2780 2009-12-11 Nick Clifton <nickc@redhat.com>
2781 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2783 2009-12-11 Doug Kwan <dougkwan@google.com>
2785 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2787 * attributes.cc (Object_attribute::size): Ditto.
2788 (Attributes_section_data::size): Ditto.
2789 (Attributes_section_data::Attributes_section_data): Ditto.
2790 (Output_attributes_section_data::do_write): Ditto.
2791 * attributes.h (Object_attribute::set_type): Ditto.
2792 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2794 2009-12-11 Nick Clifton <nickc@redhat.com>
2796 * archive.cc: Fix shadowed variable warnings.
2798 * compressed_output.cc: Likewise.
2799 * compressed_output.h: Likewise.
2800 * configure: Likewise.
2801 * dwarf_reader.cc: Likewise.
2802 * dynobj.cc: Likewise.
2803 * dynobj.h: Likewise.
2804 * ehframe.cc: Likewise.
2805 * ehframe.h: Likewise.
2806 * errors.cc: Likewise.
2807 * expression.cc: Likewise.
2808 * fileread.cc: Likewise.
2809 * fileread.h: Likewise.
2810 * freebsd.h: Likewise.
2811 * i386.cc: Likewise.
2813 * incremental.h: Likewise.
2814 * layout.cc: Likewise.
2815 * layout.h: Likewise.
2816 * mapfile.cc: Likewise.
2817 * merge.cc: Likewise.
2818 * merge.h: Likewise.
2819 * object.cc: Likewise.
2820 * object.h: Likewise.
2821 * options.h: Likewise.
2822 * output.cc: Likewise.
2823 * output.h: Likewise.
2824 * parameters.cc: Likewise.
2825 * plugin.cc: Likewise.
2826 * powerpc.cc: Likewise.
2827 * reduced_debug_output.cc: Likewise.
2828 * reduced_debug_output.h: Likewise.
2829 * reloc.cc: Likewise.
2830 * reloc.h: Likewise.
2831 * resolve.cc: Likewise.
2832 * script-sections.cc: Likewise.
2833 * script.cc: Likewise.
2834 * script.h: Likewise.
2835 * sparc.cc: Likewise.
2836 * symtab.cc: Likewise.
2837 * symtab.h: Likewise.
2838 * target-select.cc: Likewise.
2839 * target-select.h: Likewise.
2840 * token.h: Likewise.
2841 * workqueue.cc: Likewise.
2842 * workqueue.h: Likewise.
2843 * x86_64.cc: Likewise.
2845 2009-12-10 Doug Kwan <dougkwan@google.com>
2847 * arm.cc (attributes.h): New include.
2848 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2849 (Arm_relobj::~Arm_relobj): Delete object pointed by
2850 attributes_section_data_.
2851 (Arm_relobj::attributes_section_data): New method definition.
2852 (Arm_relobj::attributes_section_data_): New data member declaration.
2853 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2854 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2855 attributes_section_data_.
2856 (Arm_dynobj::attributes_section_data): New method definition.
2857 (Arm_dynobj::attributes_section_data_): New data member declaration.
2858 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2859 initialization value of may_use_blx_ to false.
2860 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2861 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2862 object attributes to compute results instead of hard-coding.
2863 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2864 Target_arm::get_secondary_compatible_arch,
2865 Target_arm::set_secondary_compatible_arch
2866 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2867 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2868 New method declarations.
2869 (Target_arm::get_aeabi_object_attribute): New method definition.
2870 (Target_arm::attributes_section_data_): New data member declaration.
2871 (read_arm_attributes_section): New template definition.
2872 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2873 (Arm_dynobj::do_read_symbols): Ditto.
2874 (Target_arm::do_finalize_sections): Merge attributes sections from
2875 input. Check for BLX use after attributes section merging.
2876 Fix __exidx_start and __exidx_end visibility. Create an
2877 .ARM.attributes section if necessary.
2878 (Target_arm::get_secondary_compatible_arch,
2879 Target_arm::set_secondary_compatible_arch,
2880 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2881 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2882 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2883 New method definitions.
2885 2009-12-09 Ian Lance Taylor <iant@google.com>
2887 * plugin.cc (Plugin::load): Don't cast from void* to a function
2890 2009-12-09 Ian Lance Taylor <iant@google.com>
2892 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2895 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2897 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2898 Replace two_file_shared_1.so with two_file_shared_2.so.
2899 * testsuite/Makefile.in: Regenerated.
2901 2009-12-08 Doug Kwan <dougkwan@google.com>
2903 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2904 (HFILES): Add attributes.h and int_encoding.h.
2905 * Makefile.in: Regenerate.
2906 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2907 function definitions to int_encoding.cc
2908 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2909 prototypes to int_encoding.h
2910 * reduced_debug_output.cc (int_encoding.h): New include.
2911 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2912 function definitions to int_encoding.cc
2913 (insert_into_vector, read_from_pointer): Move template definitions to
2915 * attributes.cc: New file.
2916 * attributes.h: New file.
2917 * int_encoding.cc: New file.
2918 * int_encoding.h: New file.
2920 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2923 * incremental-dump.cc (dump_incremental_inputs): New.
2924 (main): Use dump_incremental_inputs.
2926 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2929 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2930 checking elfcpp::STT_FUNC.
2931 (Target_i386::Relocate::relocate): Likewise.
2932 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2934 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2935 symbols from shared libraries into normal FUNC symbols.
2937 * symtab.h (Symbol): Add is_func and use it.
2939 2009-12-05 Doug Kwan <dougkwan@google.com>
2941 * arm.cc (Target_arm::arm_info): Initialize new fields
2942 attributes_section and attributes_vendor.
2943 * i386.cc (Target_i386::i386_info): Same.
2944 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2945 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2946 fields attributes_section and attributes_vendor.
2947 * sparc.cc (Target_sparc::sparc_info): Same.
2948 * target.h (Target::attributes_section, Target::attributes_vendor,
2949 Target::is_attributes_section, Target::attribute_arg_type,
2950 Target::attributes_order): New method definitions.
2951 (Target::Target_info::attributes_section,
2952 Target::Target_info::attributes_vendor): New fields.
2953 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2954 virtual method definitions.
2955 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2956 attributes_section and attributes_vendor.
2957 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2959 2009-12-05 Doug Kwan <dougkwan@google.com>
2961 * arm.cc: Update comments about interworking and stub generation.
2962 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2963 considered as non-PIC.
2964 (Arm_relocate_functions::base_abs): Fix formatting.
2965 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2966 of function to use GOT entry address instead of offset.
2967 (Target_arm::Scan::global): Issue an error if a symbol would need a
2968 PLT does not get one because it is untyped. Remove code to create
2969 dynamic symbols for relative branches.
2970 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2971 takes unsigned integer instead of boolean.
2973 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2975 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2976 (two_file_test_LDADD): Likewise.
2977 (common_test_1_LDADD): Likewise.
2978 (exception_test_LDADD) Likewise.
2979 (weak_test_LDADD): Likewise.
2980 (many_sections_test_LDADD): Likewise.
2981 (initpri1_LDADD): Likewise.
2982 (script_test_1_LDADD): Likewise.
2983 (script_test_2_LDADD): Likewise.
2984 (justsyms_LDADD): Likewise.
2985 (binary_test_LDADD): Likewise.
2986 (large_LDADD): Likewise.
2987 * testsuite/Makefile.in: Regenerated.
2989 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2991 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2992 (Symbol_table::override_with_special): Likewise.
2993 (Symbol_table::add_from_object): Likewise.
2995 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2997 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2998 Don't set the data_offset twice.
3000 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3002 * testsuite/Makefile.in: Regenerate.
3004 2009-12-03 Doug Kwan <dougkwan@google.com>
3006 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3007 (Target_arm::do_finalize_sections): Add parameter for symbol table
3008 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3009 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3010 parameter for symbol table pointer.
3011 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3012 an additional parameter for a pointer to symbol table.
3013 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3014 parameter for a symbol table pointer.
3015 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3016 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3018 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3019 parameter for a symbol table pointer.
3021 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3023 * incremental.cc (Incremental_inputs_header)
3024 (Incremental_inputs_header_write, Incremental_inputs_entry)
3025 (Incremental_inputs_entry_write): Move ...
3026 * incremental.h (Incremental_inputs_header)
3027 (Incremental_inputs_header_write, Incremental_inputs_entry)
3028 (Incremental_inputs_entry_write): here.
3030 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3032 * incremental.cc (make_sized_incremental_binary): Set the target.
3033 Error if it is incompatible.
3034 * output.h (Output_file): Add filename method.
3036 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3038 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3039 from the get_* methods.
3041 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3043 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3044 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3045 Write 0 for the data_offset of scripts.
3047 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3049 * testsuite/Makefile.am: Add the incremental_test.sh test.
3050 * testsuite/incremental_test.sh: New.
3051 * testsuite/incremental_test_1.c: New.
3052 * testsuite/incremental_test_2.c: New.
3054 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3056 * incremental-dump.cc (main): Fix typos.
3058 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3061 * incremental-dump.cc (main): Use llu to print 64 bit values.
3063 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3064 H.J. Lu <hongjiu.lu@intel.com>
3066 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3068 (incremental_dump_LDADD): Likewise.
3069 * Makefile.in: Regenerated.
3071 2009-11-25 Doug Kwan <dougkwan@google.com>
3075 2009-11-25 Doug Kwan <dougkwan@google.com>
3077 * arm.cc (Target_arm::Target_arm): Move method definition
3078 outside of class definition. Add code to handle
3079 --target1-rel, --target1-abs and --target2= options.
3080 (Target_arm::get_reloc_reloc_type): Change method to be
3081 non-static and const.
3082 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3083 New data member declaration.
3084 (Target_arm::Scan::local, Target_arm::Scan::global,
3085 Target_arm::Relocate::relocate,
3086 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3087 Adjust call to Target_arm::get_real_reloc_type.
3088 (Target_arm::get_real_reloc_type): Use command line options
3089 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3090 * options.h (--target1-rel, --target1-abs, --target2): New
3093 2009-11-25 Doug Kwan <dougkwan@google.com>
3095 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3096 class definition. Add code to handle --target1-rel, --target1-abs
3097 and --target2= options.
3098 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3100 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3102 (Target_arm::Scan::local, Target_arm::Scan::global,
3103 Target_arm::Relocate::relocate,
3104 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3105 call to Target_arm::get_real_reloc_type.
3106 (Target_arm::get_real_reloc_type): Use command line options to
3107 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3108 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3111 2009-11-25 Doug Kwan <dougkwan@google.com>
3113 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3114 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3115 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3117 (Arm_relocate_functions::thm_call): Replace body with a call to
3118 Arm_relocate_functions::thumb_branch_common.
3119 (Arm_relocate_functions::thm_jump24,
3120 Arm_relocate_functions::thm_xpc22): New method definitions.
3121 (Arm_relocate_functions::thumb_branch_common): New method definition.
3122 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3124 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3125 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3127 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3129 * Makefile.am: Build incremental-dump
3130 * Makefile.in: Regenerate.
3131 * incremental-dump.cc: New.
3132 * incremental.cc (Incremental_inputs_header_data,
3133 Incremental_inputs_entry_data): Move to incremental.h
3134 * incremental.h: (Incremental_inputs_header_data,
3135 Incremental_inputs_entry_data): Move from incremental.cc
3137 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3139 * incremental.cc (Incremental_inputs_header,
3140 Incremental_inputs_header_write, Incremental_inputs_entry,
3141 Incremental_inputs_entry_write): Add a typedef with the data type.
3143 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3145 * incremental.cc (Incremental_inputs_header,
3146 Incremental_inputs_header_write, Incremental_inputs_entry,
3147 Incremental_inputs_entry_write): Update comment about which
3148 type has the filed descriptions.
3150 2009-11-15 Doug Kwan <dougkwan@google.com>
3152 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3153 (Arm_relocate_functions::arm_branch_common): Change method defintion
3154 in class definition to a method declaration and update list of formal
3156 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3157 Arm_relocation_functions::jump24): Adjust call to
3158 Arm_relocate_functions::arm_branch_common. Update list of formal
3160 (Arm_relocate_functions::xpc25): New method definition.
3161 (Arm_relocate_functions::arm_branch_common): Move method defintion
3162 out from class definition. Use stubs for mode-switching and extending
3164 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3165 specially. Change code to enable use of stubs in ARM branches.
3167 2009-11-10 Doug Kwan <dougkwan@google.com>
3169 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3170 in method declaration.
3171 (Target_arm::relocate_stub): New method declaration.
3172 (Target_arm::default_target): Change to return a pointer instead of
3174 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3175 Target_arm::default_target.
3176 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3178 (Target_arm::relocate_section): Adjust view.
3179 (Target_arm::relocate_stub): New method definition.
3181 2009-11-10 Doug Kwan <dougkwan@google.com>
3183 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3185 * incremental.cc (open_incremental_binary): Initialized local
3186 variables to avoid warnings.
3187 * object.cc (make_elf_object): Ditto.
3188 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3191 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3194 * testsuite/plugin_test.c: Include "config.h".
3196 2009-11-09 Doug Kwan <dougkwan@google.com>
3198 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3199 (arm_symbol_value): Remove.
3200 (Arm_relocate_functions::arm_branch_common,
3201 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3202 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3203 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3204 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3205 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3206 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3207 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3208 Arm_relocate_functions::thm_mobw_abs_nc,
3209 Arm_relocate_functions::thm_mov_abs,
3210 Arm_relocate_functions::movw_prel_nc,
3211 Arm_relocate_functions::thm_movt_abs,
3212 Arm_relocate_functions::movt_prel,
3213 Arm_relocate_functions::thm_movw_prel_nc,
3214 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3215 (Target_arm::Relocate::relocate): Only decompose address into two
3216 parts if relocation type uses the thumb-bit and pass the actual
3217 bit instead of a flag indicating that the thumb-bit is used. Adjust
3218 calls to methods in Arm_relocate_functions for this change.
3220 2009-11-08 Ian Lance Taylor <iant@google.com>
3223 * reloc.cc: Instantiate
3224 Sized_relobj::initialize_input_to_output_maps and
3225 Sized_relobj:free_input_to_output_maps.
3227 2009-11-06 Ian Lance Taylor <iant@google.com>
3230 * defstd.cc (in_segment): Set only_if_ref true for "end".
3232 2009-11-06 Doug Kwan <dougkwan@google.com>
3234 * arm.cc (class Reloc_stub): Correct a comment.
3235 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3236 (Target_arm::scan_section_for_stubs): New method declaration.
3237 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3238 Change methods from private to protected.
3239 (Target_arm::do_may_relax): New method definition.
3240 (Target_arm::do_relax, Target_arm::group_sections,
3241 Target_arm::scan_reloc_for_stub,
3242 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3243 (Target_arm::arm_input_section_map_): New data member declaration.
3244 (Target_arm::scan_reloc_for_stub,
3245 Target_arm::scan_reloc_section_for_stubs,
3246 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3247 Target_arm::do_relax): New method definitions.
3249 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3251 * configure.ac: Check for (struct stat)::st_mtim
3252 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3253 * config.in: Regenerate.
3254 * configure: Regenerate.
3256 2009-11-05 Ian Lance Taylor <iant@google.com>
3259 * output.cc (Output_segment::add_output_section): Add missing
3262 2009-11-04 Ian Lance Taylor <iant@google.com>
3265 * object.h (class Object): Add is_needed and set_is_needed
3266 methods. Add is_needed_ field. Make bool fields into bitfields.
3267 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3268 defined in a dynamic object and referenced by a regular object,
3269 set is_needed for the dynamic object.
3270 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3271 if the file is marked with as_needed and it is not needed.
3273 2009-11-04 Ian Lance Taylor <iant@google.com>
3276 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3277 tags if data is discarded by linker script.
3278 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3279 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3280 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3281 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3283 2009-11-04 Ian Lance Taylor <iant@google.com>
3285 * layout.cc (Layout::get_output_section): Add is_interp and
3286 is_dynamic_linker_section parameters. Change all callers.
3287 (Layout::choose_output_section): Likewise.
3288 (Layout::make_output_section): Likewise.
3289 (Layout::add_output_section_data): Add is_dynamic_linker_section
3290 parameter. Change all callers.
3291 * layout.h (class Layout): Update declarations.
3292 * output.h (class Output_section): Add is_interp, set_is_interp,
3293 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3294 Add is_interp_, is_dynamic_linker_section_ fields. Change
3295 generate_code_fills_at_write_ to a bitfield.
3296 * output.cc (Output_section::Output_sections): Initialize new
3298 (Output_segment::add_output_section): Add do_sort parameter.
3301 2009-11-03 Ian Lance Taylor <iant@google.com>
3304 * options.h (class General_options): Add --warn-common.
3305 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3306 merging two common symbols.
3307 (Symbol_table::should_override): Handle --warn-common when merging
3308 a common symbol with a defined symbol. Use report_resolve_problem
3309 for multiple definitions.
3310 (Symbol_table::report_resolve_problem): New function.
3311 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3313 2009-11-03 Doug Kwan <dougkwan@google.com>
3315 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3317 (Target_arm::stub_factory): New method definition.
3318 (Target_arm::new_arm_input_section,
3319 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3320 Target_arm::reloc_uses_thumb_bit): New method declarations.
3321 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3322 New type definitions.
3323 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3324 member declarations.
3325 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3326 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3327 New method definitions.
3329 2009-11-03 Ian Lance Taylor <iant@google.com>
3331 * options.h (class General_options): Add --warn_constructors.
3333 2009-11-03 Ian Lance Taylor <iant@google.com>
3336 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3337 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3339 2009-11-03 Ian Lance Taylor <iant@google.com>
3342 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3343 --msgid-bugs-address.
3344 (install-pdf): New target.
3345 (install-data_yes): Look up one directory to find mkinstalldirs.
3347 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3349 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3352 2009-10-30 Doug Kwan <dougkwan@google.com>
3354 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3356 2009-10-30 Doug Kwan <dougkwan@google.com>
3358 * arm.cc (Stub_addend_reader): New struct template definition
3359 and partial specializations.
3360 (Stub_addend_reader::operator()): New method definition for a
3361 partially specialized template.
3363 2009-10-30 Doug Kwan <dougkwan@google.com>
3365 * arm.cc (Arm_relobj::processor_specific_flags): New method
3367 (Arm_relobj::do_read_symbols): New method declaration.
3368 (Arm_relobj::processor_specific_flags_): New data member declaration.
3369 (Arm_dynobj): New class definition.
3370 (Target_arm::do_finalize_sections): Add input_objects parameter.
3371 (Target_arm::do_adjust_elf_header): New method declaration.
3372 (Target_arm::are_eabi_versions_compatible,
3373 (Target_arm::merge_processor_specific_flags): New method declaration.
3374 (Target_arm::do_make_elf_object): New overloaded method definitions
3376 (Arm_relobj::do_read_symbols): New method definition.
3377 (Arm_dynobj::do_read_symbols): Ditto.
3378 (Target_arm::do_finalize_sections): Add input_objects parameters.
3379 Merge processor-specific flags from all input objects.
3380 (Target_arm::are_eabi_versions_compatible,
3381 Target_arm::merge_processor_specific_flags,
3382 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3383 New method definitions.
3384 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3385 Input_objects pointer type parameter.
3386 * layout.cc (Layout::finalize): Pass input objects to target's.
3387 finalize_sections function.
3388 * output.cc (Output_file_header::do_sized_write): Set ELF file
3389 header's processor-specific flags.
3390 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3391 Input_objects pointer type parameter.
3392 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3393 * target.h (Input_objects): New forward class declaration.
3394 (Target::processor_specific_flags,
3395 Target::are_processor_specific_flags_sect): New method definitions.
3396 (Target::finalize_sections): Add input_objects parameter.
3397 (Target::Target): Initialize processor_specific_flags_ and
3398 are_processor_specific_flags_set_.
3399 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3401 (Target::set_processor_specific_flags): New method definition.
3402 (Target::processor_specific_flags_,
3403 Target::are_processor_specific_flags_set_): New data member
3405 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3406 Input_objects pointer type parameter.
3408 2009-10-30 Doug Kwan <dougkwan@google.com>
3410 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3412 2009-10-28 Ian Lance Taylor <iant@google.com>
3414 * object.h (class Relobj): Drop options parameter from
3415 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3416 do_scan_relocs, do_relocate. Change all callers.
3417 (class Sized_relobj): Drop options parameters from
3418 do_gc_process_relocs, do_scan_relocs, do_relocate,
3419 do_relocate_sections, relocate_sections, emit_relocs_scan,
3420 emit_relocs_scan_reltype. Change all callers.
3421 (struct Relocate_info): Remove options field and all references to
3423 * reloc.h (class Read_relocs): Remove options constructor
3424 parameter and options_ field. Change all callers.
3425 (class Gc_process_relocs, class Scan_relocs): Likewise.
3426 (class Relocate_task): Likewise.
3427 * target-reloc.h (scan_relocs): Remove options parameter. Change
3429 (scan_relocatable_relocs): Likewise.
3430 * target.h (class Sized_target): Remove options parameter from
3431 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3433 * gc.h (gc_process_relocs): Remove options parameter. Change all
3435 * arm.cc: Update functions to remove options parameters.
3436 * i386.cc: Likewise.
3437 * powerpc.cc: Likewise.
3438 * sparc.cc: Likewise.
3439 * x86_64.cc: Likewise.
3440 * testsuite/testfile.cc: Likewise.
3442 2009-10-28 Doug Kwan <dougkwan@google.com>
3444 * arm.cc (Arm_relobj): New class definition.
3445 (Arm_relobj::scan_sections_for_stubs,
3446 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3447 New method definitions.
3449 2009-10-28 Cary Coutant <ccoutant@google.com>
3451 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3452 (Plugin::cleanup_done_): New member.
3453 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3454 (Plugin_manager::cleanup_done_): Remove.
3455 (Plugin_manager::add_input_file): Edit error message.
3456 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3457 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3459 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3461 * fileread.cc: (File_read::View::~View): Use the new
3462 data_ownership_ filed.
3463 (File_read::~File_read): Dispose the new whole_file_view_.
3464 (File_read::open): Mmap the whole file if needed.
3465 (File_read::open): Use whole_file_view_ instead of contents_.
3466 (File_read::find_view): Use whole_file_view_ if applicable.
3467 (File_read::do_read): Use whole_file_view_ instead of contents_.
3468 (File_read::make_view): Use whole_file_view_ instead of contents_,
3469 update File_read::View::View call.
3470 (File_read::find_or_make_view): Update File_read::View::View
3472 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3474 (File_read::View::Data_ownership): New enum.
3475 (File_read::View::View): Replace bool mapped_ with Data_ownership
3477 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3478 (File_read::View::data_ownership_): New field.
3479 (File_read::contents_): Remove (replaced by whole_file_view_).
3480 (File_read::whole_file_view_): New field.
3481 * options.h (class General_options): Add --keep-files-mapped.
3483 2009-10-27 Cary Coutant <ccoutant@google.com>
3485 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3486 * testsuite/Makefile.am (plugin_test_5): New test case.
3487 * testsuite/Makefile.in: Regenerate.
3489 2009-10-25 Doug Kwan <dougkwan@google.com>
3491 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3492 from private to protected to allow access by child class.
3493 (Sized_relobj::do_relocate_sections): New method declaration.
3494 (Sized_relobj::relocate_sections): Virtualize.
3495 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3496 Sized_relobj::relocate_sections. Instantiate template explicitly
3497 for different target sizes and endianity.
3499 2009-10-24 Doug Kwan <dougkwan@google.com>
3501 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3502 (Arm_input_section::as_arm_input_section): New method.
3503 (Arm_output_section): New class definition.
3504 (Arm_output_section::create_stub_group,
3505 Arm_output_section::group_sections): New method definitions.
3507 2009-10-22 Doug Kwan <dougkwan@google.com>
3509 * arm.cc (Arm_input_section): New class definition.
3510 (Arm_input_section::init, Arm_input_section:do_write,
3511 Arm_input_section::set_final_data_size,
3512 Arm_input_section::do_reset_address_and_file_offset): New method
3515 2009-10-21 Doug Kwan <dougkwan@google.com>
3517 * arm.cc (Stub_table, Arm_input_section): New forward class
3519 (Stub_table): New class defintion.
3520 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3521 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3522 New method definition.
3524 2009-10-21 Doug Kwan <dougkwan@google.com>
3526 * arm.cc: Update copyright comments.
3527 (Target_arm): New forward class template declaration.
3528 (Arm_address): New type.
3529 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3530 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3531 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3533 (Insn_template): Same.
3534 (DEF_STUBS): New macro.
3535 (Stub_type): New enum type.
3536 (Stub_template): New class definition.
3539 (Stub_factory): Same.
3540 (Target_arm::Target_arm): Initialize may_use_blx_ and
3541 should_force_pic_veneer_.
3542 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3543 Target_arm::should_force_pic_veneer,
3544 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3545 Target_arm::using_thumb_only, Target_arm:;default_target): New
3547 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3548 New data member declarations.
3549 (Insn_template::size, Insn_template::alignment): New method defintions.
3550 (Stub_template::Stub_template): New method definition.
3551 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3552 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3553 (Stub_factory::Stub_factory): New method definition.
3554 * gold.h (string_hash): New template.
3555 * output.h (Input_section_specifier::hash_value): Use
3557 (Input_section_specifier::string_hash): Remove.
3558 * stringpool.cc (Stringpool_template::string_hash): Use
3561 2009-10-20 Doug Kwan <dougkwan@google.com>
3563 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3564 symbols of relaxed input sections.
3565 * output.h (Output_section::find_relaxed_input_section): Make
3568 2009-10-16 Doug Kwan <dougkwan@google.com>
3570 * dynobj.cc (Versions::Versions): Initialize version_script_.
3571 Only insert base version symbol definition for a shared object
3572 if version script defines any version versions.
3573 (Versions::define_base_version): New method definition.
3574 (Versions::add_def): Check that base version is not needed.
3575 (Versions::add_need): Define base version lazily.
3576 * dynobj.h (Versions::define_base_version): New method declaration.
3577 (Versions::needs_base_version_): New data member declaration.
3578 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3579 (check_DATA): Add no_version_test.stdout.
3580 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3582 * testsuite/Makefile.in: Regenerate.
3583 * testsuite/no_version_test.c: New file.
3584 * testsuite/no_version_test.sh: Ditto.
3586 2009-10-16 Doug Kwan <dougkwan@google.com>
3588 * expression.cc (class Segment_start_expression): New class definition.
3589 (Segment_start_expression::value): New method definition.
3590 (script_exp_function_segment_start): Return a new
3591 Segment_start_expression.
3592 * gold/script-c.h (script_saw_segment_start_expression): New function
3594 * script-sections.cc (Script_sections::Script_sections): Initialize
3595 SAW_SEGMENT_START_EXPRESSION_ to false.
3596 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3597 and -Tbbs options to specify section addresses if given in
3598 command line and no SEGMENT_START expression is seen in a script.
3599 * script-sections.h (Script_sections::saw_segment_start_expression,
3600 Script_sections::set_saw_segment_start_expression): New method
3602 (Script_sections::saw_segment_start_expression_): New data member
3604 * script.cc (script_saw_segment_start_expression): New function.
3605 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3606 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3607 script_test_7.sh and script_test_8.sh.
3608 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3609 script_test_8.stdout.
3610 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3611 (script_test_6, script_test_6.stdout, script_test_7,
3612 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3613 * Makefile.in: Regenerate.
3614 * testsuite/script_test_6.sh: New file.
3615 * testsuite/script_test_6.t: Same.
3616 * testsuite/script_test_7.sh: Same.
3617 * testsuite/script_test_7.t: Same.
3618 * testsuite/script_test_8.sh: Same.
3620 2009-10-16 Doug Kwan <dougkwan@google.com>
3622 * output.cc (Output_segment::set_section_list_address): Cast
3623 expressions to unsigned long long type to avoid format warnings.
3625 2009-10-15 Ian Lance Taylor <iant@google.com>
3627 * script.cc (Script_options::add_symbol_assignment): Always add a
3628 dot assignment to script_sections_.
3629 * script-sections.cc (Script_sections::add_dot_assignment):
3630 Initialize if necessary.
3632 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3633 program headers with no load segment if there is a linker script.
3635 * layout.cc (Layout::set_segment_offsets): Align the file offset
3636 to the segment aligment for -N or -n with no load segment.
3637 * output.cc (Output_segment::add_output_section): Don't crash if
3638 the first section is a TLS section.
3639 (Output_segment::set_section_list_addresses): Print an error
3640 message if the address moves backward in a linker script.
3641 * script-sections.cc
3642 (Output_section_element_input::set_section_addresses): Don't
3643 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3644 (Orphan_output_section::set_section_addresses): Likewise.
3646 2009-10-15 Doug Kwan <dougkwan@google.com>
3648 * layout.cc (Layout::finish_dynamic_section): Generate tags
3649 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3650 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3651 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3653 2009-10-14 Ian Lance Taylor <iant@google.com>
3655 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3657 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3658 data_shdr fields of relinfo.
3659 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3660 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3661 R_386_TLS_LDO_32, adjust based on section flags.
3662 (Target_i386::Relocate::fix_up_ldo): Remove.
3664 2009-10-13 Ian Lance Taylor <iant@google.com>
3666 Add support for -pie.
3667 * options.h (class General_options): Add -pie and
3669 (General_options::output_is_position_independent): Test -pie.
3670 (General_options::output_is_executable): Return true if not shared
3671 and not relocatable.
3672 (General_options::output_is_pie): Remove.
3673 * options.cc (General_options::finalize): Reject incompatible uses
3675 * gold.cc (queue_middle_tasks): A -pie link is not static.
3676 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3677 * symtab.cc (Symbol::final_value_is_known): Return false if
3678 output_is_position_independent.
3679 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3680 output_is_position_independent.
3681 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3682 output_is_position_independent.
3683 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3684 output_is_position_independent.
3685 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3687 (basic_pie_test.o, basic_pie_test): New targets.
3688 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3689 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3690 (two_file_pie_test): New target.
3691 * testsuite/Makefile.in: Rebuild.
3692 * README: Remove note saying that -pie is not supported.
3694 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3696 * options.h (class General_options): Add -init and -fini.
3697 * layout.cc (Layout::finish_dynamic_section): Emit
3698 given init and fini functions.
3700 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3702 * gc.h (gc_process_relocs): Check if icf is enabled using new
3704 * gold.cc (queue_initial_tasks): Likewise.
3705 (queue_middle_tasks): Likewise.
3706 * object.cc (do_layout): Likewise.
3707 * symtab.cc (is_section_folded): Likewise.
3708 * main.cc (main): Likewise.
3709 * reloc.cc (Read_relocs::run): Likewise.
3710 (Sized_relobj::do_scan_relocs): Likewise.
3711 * icf.cc (is_function_ctor_or_dtor): New function.
3712 (Icf::find_identical_sections): Check if function is ctor or dtor when
3714 * options.h (General_options::icf): Change option to be an enum.
3715 (Icf_status): New enum.
3716 (icf_enabled): New method.
3717 (icf_safe_folding): New method.
3718 (set_icf_status): New method.
3719 (icf_status_): New variable.
3720 * (options.cc) (General_options::finalize): Set icf_status_.
3721 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3722 icf_test and icf_keep_unique_test to use the --icf enum flag.
3723 * testsuite/icf_safe_test.sh: New file.
3724 * testsuite/icf_safe_test.cc: New file.
3726 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3728 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3729 includes to gc.h and icf.h.
3730 * arm.cc: Include gc.h.
3731 * gold.cc: Likewise.
3732 * i386.cc: Likewise.
3733 * powerpc.cc: Likewise.
3734 * sparc.cc: Likewise.
3735 * x86_64.cc: Likewise.
3736 * gc.h: Include icf.h.
3738 2009-10-11 Ian Lance Taylor <iant@google.com>
3740 * plugin.cc: Include "gold.h" before other header files.
3742 2009-10-10 Chris Demetriou <cgd@google.com>
3744 * options.h (Input_file_argument::Input_file_type): New enum.
3745 (Input_file_argument::is_lib_): Replace with...
3746 (Input_file_argument::type_): New member.
3747 (Input_file_argument::Input_file_argument): Take Input_file_type
3748 'type' rather than boolean 'is_lib' as second argument.
3749 (Input_file_argument::is_lib): Use type_.
3750 (Input_file_argument::is_searched_file): New function.
3751 (Input_file_argument::may_need_search): Handle is_searched_file.
3752 * options.cc (General_options::parse_library): Support -l:filename.
3753 (General_options::parse_just_symbols): Update for Input_file_argument
3755 (Command_line::process): Likewise.
3756 * archive.cc (Archive::get_file_and_offset): Likewise.
3757 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3758 * script.cc (read_script_file, script_add_file): Likewise.
3759 * fileread.cc (Input_file::Input_file): Likewise.
3760 (Input_file::will_search_for): Handle is_searched_file.
3761 (Input_file::open): Likewise.
3762 * readsyms.cc (Read_symbols::get_name): Likewise.
3763 * testsuite/Makefile.am (searched_file_test): New test.
3764 * testsuite/Makefile.in: Regenerate.
3765 * testsuite/searched_file_test.cc: New file.
3766 * testsuite/searched_file_test_lib.cc: New file.
3768 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3769 Ian Lance Taylor <iant@google.com>
3771 * descriptor.cc: Include <cstdio> and "binary-io.h".
3772 (Descriptors::open): Open the files in binary mode always.
3773 * script.cc (Lex::get_token): Treat \r as whitespace.
3775 2009-10-09 Ian Lance Taylor <iant@google.com>
3777 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3779 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3780 Ian Lance Taylor <iant@google.com>
3782 * configure.ac: Check for readv function also.
3783 * fileread.cc (readv): Define if not HAVE_READV.
3784 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3786 * config.in: Regenerate.
3787 * configure: Regenerate.
3789 2009-10-09 Doug Kwan <dougkwan@google.com>
3791 * layout.cc (Layout::make_output_section): Call target hook to make
3792 ordinary output section.
3793 (Layout::finalize): Adjust parameter list of call the
3794 Target::may_relax().
3795 * layout.h (class Layout::section_list): New method.
3796 * merge.h (Output_merge_base::entsize): Change visibility to public.
3797 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3799 (Output_merge_string::do_is_string): New method.
3800 * object.cc (Sized_relobj::do_setup): renamed from
3801 Sized_relobj::set_up.
3802 * object.h (Sized_relobj::adjust_shndx,
3803 Sized_relobj::initializ_input_to_output_maps,
3804 Sized_relobj::free_input_to_output_maps): Change visibilities to
3806 (Sized_relobj::setup): Virtualize.
3807 (Sized_relobj::do_setup): New method declaration.
3808 (Sized_relobj::invalidate_section_offset,
3809 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3810 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3811 * options.cc (parse_int): New function.
3812 * options.h (parse_int): New declaration.
3813 (DEFINE_int): New macro.
3814 (stub_group_size): New option.
3815 * output.cc (Output_section::Output_section): Initialize memebers
3816 merge_section_map_, merge_section_by_properties_map_,
3817 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3818 (Output_section::add_input_section): Handled deferred code-fill
3819 generation and remove an old comment.
3820 (Output_section::add_relaxed_input_section): New method definition.
3821 (Output_section::add_merge_input_section): Use merge section by
3822 properties map to speed to search. Update merge section maps
3824 (Output_section::build_relaxation_map): New method definition.
3825 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3827 (Output_section::relax_input_section): Renamed to
3828 Output_section::convert_input_sections_to_relaxed_sections and change
3829 interface to take a vector of pointers to relaxed sections.
3830 (Output_section::find_merge_section,
3831 Output_section::find_relaxed_input_section): New method definitions.
3832 (Output_section::is_input_address_mapped,
3833 Output_section::output_offset, Output_section::output_address):
3834 Use output section data maps to speed up searching.
3835 (Output_section::find_starting_output_address): Add comments.
3836 (Output_section::do_write,
3837 Output_section::write_to_postprocessing_buffer): Do code-fill
3838 generation as appropriate.
3839 (Output_section::get_input_sections): Invalidate relaxed input section
3841 (Output_section::restore_states): Adjust type of checkpoint .
3842 Invalidate relaxed input section map.
3843 * output.h (Output_merge_base): New class declaration.
3844 (Input_section_specifier): New class defintion.
3845 (class Output_relaxed_input_section) Change base class to
3846 Output_section_data_build.
3847 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3848 base class initializer.
3849 (Output_section::add_relaxed_input_section): New method declaration.
3850 (Output_section::Input_section): Change visibility to protected.
3851 (Output_section::Input_section::relobj,
3852 Output_section::Input_section::shndx): Handle relaxed input sections.
3853 Output_section::input_sections) Change visibility to protected. Also
3854 define overload to return a non-const pointer.
3855 (Output_section::Merge_section_properties): New class defintion.
3856 (Output_section::Merge_section_by_properties_map,
3857 Output_section::Output_section_data_by_input_section_map,
3858 Output_section::Relaxation_map): New types.
3859 (Output_section::relax_input_section): Rename method to
3860 Output_section::convert_input_sections_to_relaxed_sections and change
3861 interface to take a vector of relaxed section pointers.
3862 (Output_section::find_merge_section,
3863 Output_section::find_relaxed_input_section,
3864 Output_section::build_relaxation_map,
3865 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3866 New method declarations.
3867 (Output_section::merge_section_map_
3868 Output_section::merge_section_by_properties_map_,
3869 Output_section::relaxed_input_section_map_,
3870 Output_section::is_relaxed_input_section_map_valid_,
3871 Output_section::generate_code_fills_at_write_): New data members.
3872 * script-sections.cc
3873 (Output_section_element_input::set_section_addresses): Call
3874 current_data_size and addralign methods of relaxed input sections.
3875 (Orphan_output_section::set_section_addresses): Call current_data_size
3876 and addralign methods of relaxed input sections.
3877 * symtab.cc (Symbol_table::compute_final_value): Extract template
3878 from the body of Symbol_table::sized_finalize_symbol.
3879 (Symbol_table::sized_finalized_symbol): Call
3880 Symbol_table::compute_final_value.
3881 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3882 (Symbol_table::compute_final_value): New templated method declaration.
3883 * target.cc (Target::do_make_output_section): New method defintion.
3884 * target.h (Target::make_output_section): New method declaration.
3885 (Target::relax): Add more parameters for input objects, symbol table
3886 and layout. Adjust call to do_relax.
3887 (Target::do_make_output_section): New method declaration.
3888 (Target::do_relax): Add parameters for input objects, symbol table
3891 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3893 * pread.c: Include stdio.h.
3895 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3897 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3900 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3902 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3903 Change read_shndx type to unsigned int.
3904 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3906 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3907 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3908 Change read_shndx type to unsigned int.
3909 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3911 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3912 * layout.cc (Layout::create_symtab_sections): Cast the result of
3913 local_symcount * symsize to off_t in the gold_assert.
3915 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3917 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3918 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3920 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3921 (Arm_relocate_functions::thm_abs5): New function.
3922 (Arm_relocate_functions::abs12): New function.
3923 (Arm_relocate_functions::abs16): New function.
3924 (Arm_relocate_functions::base_abs): New function.
3925 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3926 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3927 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3929 (Scan::global): Likewise.
3930 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3931 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3932 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3933 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3936 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3938 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3939 (Arm_relocate_functions::movt_prel): New function.
3940 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3941 (Arm_relocate_functions::thm_movt_prel): New function.
3942 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3943 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3944 (Scan::global, Relocate::relocate): Likewise.
3945 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3947 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3949 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3950 Incremental_checker.
3951 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3953 (class Incremental_inputs_header): New class.
3954 (Incremental_inputs_header_writer): Edit comment.
3955 (Incremental_inputs_entry): New class.
3956 (Incremental_inputs_entry_writer): Edit comment.
3957 (Sized_incremental_binary::do_find_incremental_inputs_section):
3958 Add *strtab_shndx parameter, fill it.
3959 (Sized_incremental_binary::do_check_inputs): New method.
3960 (Incremental_checker::can_incrementally_link_output_file): Use
3961 Sized_incremental_binary::check_inputs.
3962 (Incremental_inputs::report_command_line): Save command line in
3965 (Incremental_binary::find_incremental_inputs_section): New
3967 (Incremental_binary::do_find_incremental_inputs_section): Add
3968 strtab_shndx parameter.
3969 (Incremental_binary::do_check_inputs): New pure virtual method.
3970 (Sized_incremental_binary::do_check_inputs): Declare.
3971 (Incremental_checker::Incremental_checker): Add incremental_inputs
3972 parameter, use it to initialize incremental_inputs_.
3973 (Incremental_checker::incremental_inputs_): New field.
3974 (Incremental_checker::command_line): New method.
3975 (Incremental_checker::inputs): New method.
3976 (Incremental_checker::command_line_): New field.
3978 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3980 * incremental.cc: Include <cstdarg> and "target-select.h".
3981 (vexplain_no_incremental): New function.
3982 (explain_no_incremental): New function.
3983 (Incremental_binary::error): New method.
3984 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3986 (make_sized_incremental_binary): New function.
3987 (open_incremental_binary): New function.
3988 (can_incrementally_link_file): Add checks if output is ELF and has
3990 * incremental.h: Include "elfcpp_file.h" and "output.h".
3991 (Incremental_binary): New class.
3992 (Sized_incremental_binary): New class.
3993 (open_incremental_binary): Declare.
3994 * object.cc (is_elf_object): Use
3995 elfcpp::Elf_recognizer::is_elf_file.
3996 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3997 * output.h (Output_file::filesize): New method.
3999 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4001 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4003 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4004 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4006 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4008 (Arm_relocate_functions::movw_abs_nc): New function.
4009 (Arm_relocate_functions::movt_abs): New function.
4010 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4011 (Arm_relocate_functions::thm_movt_abs): New function.
4012 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4013 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4014 (Scan::global): Likewise.
4015 (Relocate::relocate): Likewise.
4016 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4018 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4020 * arm.cc (Arm_relocate_functions::got_prel) New function.
4021 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4022 (Relocate::relocate): Likewise.
4023 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4025 2009-10-06 Ian Lance Taylor <iant@google.com>
4027 * options.h (class General_options): Define
4028 split_stack_adjust_size parameter.
4029 * object.h (class Object): Add uses_split_stack_ and
4030 has_no_split_stack_ fields. Add uses_split_stack and
4031 has_no_split_stack accessor functions. Declare
4032 handle_split_stack_section.
4033 (class Reloc_symbol_changes): Define.
4034 (class Sized_relobj): Define Function_offsets. Declare
4035 split_stack_adjust, split_stack_adjust_reltype, and
4037 * object.cc (Object::handle_split_stack_section): New function.
4038 (Sized_relobj::do_layout): Call handle_split_stack_section.
4039 * dynobj.cc (Sized_dynobj::do_layout): Call
4040 handle_split_stack_section.
4041 * reloc.cc (Sized_relobj::relocate_sections): Call
4042 split_stack_adjust for executable sections in split_stack
4043 objects. Pass reloc_map to relocate_section.
4044 (Sized_relobj::split_stack_adjust): New function.
4045 (Sized_relobj::split_stack_adjust_reltype): New function.
4046 (Sized_relobj::find_functions): New function.
4047 * target-reloc.h: Include "object.h".
4048 (relocate_section): Add reloc_symbol_changes parameter. Change
4050 * target.h (class Target): Add calls_non_split method. Declare
4051 do_calls_non_split virtual method. Declare match_view and
4053 * target.cc: Include "elfcpp.h".
4054 (Target::do_calls_non_split): New function.
4055 (Target::match_view): New function.
4056 (Target::set_view_to_nop): New function.
4057 * gold.cc (queue_middle_tasks): Give an error if mixing
4058 split-stack and non-split-stack objects with -r.
4059 * i386.cc (Target_i386::relocate_section): Add
4060 reloc_symbol_changes parameter.
4061 (Target_i386::do_calls_non_split): New function.
4062 * x86_64.cc (Target_x86_64::relocate_section): Add
4063 reloc_symbol_changes parameter.
4064 (Target_x86_64::do_calls_non_split): New function.
4065 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4067 * powerpc.cc (Target_powerpc::relocate_section): Add
4068 reloc_symbol_changes parameter.
4069 * sparc.cc (Target_sparc::relocate_section): Add
4070 reloc_symbol_changes parameter.
4071 * configure.ac: Call AM_CONDITIONAL for the default target.
4072 * configure: Rebuild.
4073 * testsuite/Makefile.am (TEST_AS): New variable.
4074 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4075 (check_DATA): Add split_i386 and split_x86_64 files.
4076 (SPLIT_DEFSYMS): Define.
4077 (split_i386_[1234n].o): New targets.
4078 (split_i386_[124]): New targets.
4079 (split_i386_[1234r].stdout): New targets.
4080 (split_x86_64_[1234n].o): New targets.
4081 (split_x86_64_[124]): New targets.
4082 (split_x86_64_[1234r].stdout): New targets.
4083 (MOSTLYCLEANFILES): Add new executables.
4084 * testsuite/split_i386.sh: New file.
4085 * testsuite/split_x86_64.sh: New file.
4086 * testsuite/split_i386_1.s: New file.
4087 * testsuite/split_i386_2.s: New file.
4088 * testsuite/split_i386_3.s: New file.
4089 * testsuite/split_i386_4.s: New file.
4090 * testsuite/split_i386_n.s: New file.
4091 * testsuite/split_x86_64_1.s: New file.
4092 * testsuite/split_x86_64_2.s: New file.
4093 * testsuite/split_x86_64_3.s: New file.
4094 * testsuite/split_x86_64_4.s: New file.
4095 * testsuite/split_x86_64_n.s: New file.
4096 * testsuite/testfile.cc (Target_test): Update relocation_section
4098 * testsuite/Makefile.in: Rebuild.
4100 2009-10-06 Ian Lance Taylor <iant@google.com>
4102 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4103 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4104 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4105 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4106 the address on ldo_addrs_.
4107 (Target_i386::Relocate::fix_up_ldo): New function.
4109 2009-10-06 Rafael Espindola <espindola@google.com>
4111 * plugin.cc (add_input_library): New.
4112 (Plugin::load): Add add_input_library to tv.
4113 (Plugin_manager::add_input_file): Add the is_lib argument.
4114 (add_input_file): Update call to Plugin_manager::add_input_file.
4115 (add_input_library): New.
4116 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4118 2009-09-30 Doug Kwan <dougkwan@google.com>
4120 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4121 symbol and call Symbol::may_need_copy_reloc to determine if
4122 a copy reloc is needed.
4123 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4124 nocopyreloc is given in command line.
4125 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4126 given in command line.
4127 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4128 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4129 of the removed Target_i386::may_need_copy_reloc.
4130 * options.h (copyreloc): New option with default value false.
4131 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4132 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4133 instead of the removed Target_powerpc::may_need_copy_reloc.
4134 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4135 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4136 instead of the removed Target_sparc::may_need_copy_reloc.
4137 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4138 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4139 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4140 instead of the removed Target_x86_64::may_need_copy_reloc.
4142 2009-09-30 Ian Lance Taylor <iant@google.com>
4144 * object.h (class Object): Remove target_ field, and target,
4145 sized_target, and set_target methods.
4146 (Object::sized_target): Remove.
4147 (class Sized_relobj): Update declarations. Remove sized_target.
4148 * object.cc (Sized_relobj::setup): Remove target parameter.
4150 (Input_objects::add_object): Don't do anything with the target.
4151 (make_elf_sized_object): Add punconfigured parameter. Change all
4152 callers. Set or test parameter target.
4153 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4155 * parameters.cc (Parameters::set_target): Change parameter type to
4157 (Parameters::default_target): Remove.
4158 (set_parameters_target): Change parameter type to be non-const.
4159 (parameters_force_valid_target): New function.
4160 (parameters_clear_target): New function.
4161 * parameters.h (class Parameters): Update declarations. Remove
4162 default_target method. Add sized_target and clear_target
4163 methods. Change target_ to be non-const.
4164 (set_parameters_target): Update declaration.
4165 (parameters_force_valid_target): Declare.
4166 (parameters_clear_target): Declare.
4167 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4168 as NULL if we aren't searching.
4169 (Add_symbols::run): Don't check for compatible target.
4170 * fileread.cc (Input_file::open_binary): Call
4171 parameters_force_valid_target.
4172 * gold.cc (queue_middle_tasks): Likewise.
4173 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4174 set_target on object.
4175 * dynobj.h (class Sized_dynobj): Update declarations.
4176 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4177 make_elf_object returns NULL.
4178 (Archive::include_member): Don't check whether object target is
4180 * output.cc (Output_section::add_input_section): Get target from
4182 (Output_section::relax_input_section): Likewise.
4183 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4185 (Sized_relobj::do_scan_relocs): Likewise.
4186 (Sized_relobj::relocate_sections): Likewise.
4187 * resolve.cc (Symbol_table::resolve): Likewise.
4188 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4189 parameter. Change all callers.
4190 (Symbol_table::add_from_object): Get target from parameters.
4191 (Symbol_table::add_from_relobj): Don't check object target.
4192 (Symbol_table::add_from_dynobj): Likewise.
4193 (Symbol_table::define_special_symbol): Get target from
4195 * symtab.h (class Symbol_table): Update declaration.
4196 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4197 parameter. Change all callers. Clear parameter target.
4198 (Binary_test): Test target here.
4199 * testsuite/object_unittest.cc (gold_testsuite): Remove
4200 target_test_pointer parameter. Change all callers.
4201 (Object_test): Test target here.
4203 2009-09-26 Ian Lance Taylor <iant@google.com>
4205 * testsuite/initpri1.c: Don't try to use constructor priorities if
4206 compiling with gcc before 4.3.
4208 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4210 * testsuite/retain_symbols_file_test.sh (check_present): Change
4211 output file name to retain_symbols_file_test.stdout.
4212 (check_absent): Likewise.
4214 2009-09-18 Craig Silverstein <csilvers@google.com>
4216 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4217 * options.cc: Include <cerrno> and <fstream>.
4218 (General_options::finalize): Parse -retain-symbols-file tag.
4219 * options.h: New flag.
4220 (General_options): New method should_retain_symbol, new
4221 variable symbols_to_retain.
4222 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4223 should_retain_symbol map.
4224 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4225 * testsuite/Makefile.in: Regenerate.
4226 * testsuite/retain_symbols_file_test.sh: New file.
4228 2009-09-18 Nick Clifton <nickc@redhat.com>
4230 * po/es.po: Updated Spanish translation.
4232 2009-09-17 Doug Kwan <dougkwan@google.com>
4234 * debug.h (DEBUG_RELAXATION): New constant.
4235 (DEBUG_ALL): Add DEBUG_RELAXATION.
4236 (debug_string_to_enum): Add relaxation debug option.
4238 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4239 Layout::Relaxation_debug_check::read_sections,
4240 Layout::Relaxation_debug_check::read_sections): New method definitions.
4241 (Layout::Layout): Initialize data members
4242 record_output_section_data_from_scrips_,
4243 script_output_section_data_list_ and relaxation_debug_check_.
4244 (Layout::save_segments, Layout::restore_segments,
4245 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4246 Layout::relaxation_loop_body): New method definitions.
4247 (Layout::finalize): Support relaxation. Move section layout code to
4248 Layout::relaxation_loop_body.
4249 (Layout::set_asection_address_from_script): Move code for orphan
4250 section placement out.
4251 (Layout::place_orphan_sections_in_script): New method definition.
4252 * layout.h (Output_segment_headers, Output_file_header):
4253 New forward class declarations.
4254 (Layout::~Layout): Define.
4255 (Layout::new_output_section_data_from_script): New method definition.
4256 (Layout::place_orphan_sections_in_script): New method declaration.
4257 (Layout::Segment_states): New type declaration.
4258 (Layout::save_segments, Layout::restore_segments,
4259 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4260 Layout::relaxation_loop_body): New method declarations.
4261 (Layout::Output_section_data_list): New type declaration.
4262 (Layout::Relaxation_debug_check): New class definition.
4263 (Layout::record_output_section_data_from_script_,
4264 Layout::script_output_section_data_list_, Layout::segment_states_,
4265 Layout::relaxation_debug_check_): New data members.
4266 * output.cc: (Output_section_headers::do_size): New method definition.
4267 (Output_section_headers::Output_section_headers): Move size
4268 computation to Output_section_headers::do_size.
4269 (Output_segment_headers::do_size): New method definition.
4270 (Output_file_header::Output_file_header): Move size computation to
4271 Output_file_header::do_size and call it.
4272 (Output_file_header::do_size): New method definition.
4273 (Output_data_group::Output_data_group): Adjust call to
4274 Output_section_data.
4275 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4276 (Output_symtab_xindex::do_write): Add array bound check.
4277 (Output_section::Input_section::print_to_mapfile): Handle
4278 RELAXED_INPUT_SECTION_CODE.
4279 (Output_section::Output_section): Initialize data member checkpoint_.
4280 (Output_section::~Output_section): Delete checkpoint object pointed
4282 (Output_section::add_input_section): Always add an Input_section if
4284 (Output_section::add_merge_input_section): Add assert.
4285 (Output_section::relax_input_section): New method definition.
4286 (Output_section::set_final_data_size): Set load address to zero for
4287 an unallocated section.
4288 (Output_section::do_address_and_file_offset_have_reset_values):
4289 New method definition.
4290 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4291 Handle relaxed input section.
4292 (Output_section::sort_attached_input_sections): Checkpoint input
4293 section list lazily.
4294 (Output_section::get_input_sections): Change type of input_sections to
4295 list of Simple_input_section pointers. Checkpoint input section list
4296 lazily. Also handle relaxed input sections.
4297 (Output_section::add_input_section_for_script): Take a reference to
4298 a Simple_input_section object instead of Relobj pointer and section
4299 index as parameter. Handle relaxed input sections.
4300 (Output_section::save_states, Output_section::restore_states): New
4302 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4303 (Output_data::is_data_size_fixed): New method definition.
4304 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4306 (Output_data::address_and_file_offset_have_reset_values): New method
4308 (Output_data::do_address_and_file_offset_have_reset_values): New method
4310 (Output_data::set_data_size): Check that data size is not fixed.
4311 (Output_data::fix_data_size): New method definition.
4312 (Output_data::is_data_size_fixed_): New data member.
4313 (Output_section_headers::set_final_data_size): New method definition.
4314 (Output_section_headers::do_size): New method declaration.
4315 (Output_segment_headers::set_final_data_size): New method definition.
4316 (Output_segment_headers::do_size): New method declaration.
4317 (Output_file_header::set_final_data_size)::New method definition.
4318 (Output_file_header::do_size)::New method declaration.
4319 (Output_section_data::Output_section_data): Add new parameter
4320 is_data_size_fixed and use it to fix data size.
4321 (Output_data_const::Output_data_const): Adjust call to base class
4322 constructor and fix data size.
4323 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4324 base class constructor and fix data size.
4325 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4326 base class constructor and fix data size.
4327 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4328 class constructor and fix data size.
4329 (Output_data_group::set_final_data_size): New method definition.
4330 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4331 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4332 class constructor and fix data size.
4333 (Output_relaxed_input_section): New class definition.
4334 (Output_section::Simple_input_section): New class definition.
4335 (Output_section::get_input_sections): Adjust parameter list.
4336 (Output_section::add_input_section_for_script): Same.
4337 (Output_section::save_states, Output_section::restore_states,
4338 Output_section::do_address_and_file_offset_have_reset_values,
4339 (Output_section::Input_section::Input_section): Handle
4340 RELAXED_INPUT_SECTION_CODE. Add new overload for
4341 Output_relaxed_input_section.
4342 (Output_section::Input_section::is_input_section,
4343 Output_section::Input_section::set_output_section): Handle relaxed
4345 (Output_section::Input_section::is_relaxed_input_section,
4346 Output_section::Input_section::output_section_data,
4347 Output_section::Input_section::relaxed_input_section): New method
4349 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4351 (Output_section::Input_section::u1_): Update comments.
4352 (Output_section::Input_section::u2_): Add new union member poris.
4353 (Output_section::Checkpoint_output_section): New classs definition.
4354 (Output_section::relax_input_section): New method declaration.
4355 (Output_section::checkpoint_): New data member.
4356 (Output_segment): Update comments.
4357 (Output_segment::Output_segment): Un-privatize copy constructor.
4358 (Output_segment::operator=): Un-privatize.
4359 * script-sections.cc (Output_section_element::Input_section_list):
4360 Change element type to Output_section::Simple_input_section.
4361 (Output_section_element_dot_assignment::set_section_addresses):
4362 Register output section data for relaxation clean up.
4363 (Output_data_exression::Output_data_expression): Adjust call to base
4364 constructor to fix data size.
4365 (Output_section_element_data::set_section_addresses): Register
4366 Output_data_expression object for relaxation clean up.
4367 (struct Input_section_info): Replace Relobj pointer and section index
4368 pair with Output_section::Simple_input_section and Convert struct to a
4370 (Input_section_sorter::operator()): Adjust access to
4371 Input_section_info data member to use accessors.
4372 (Output_section_element_input::set_section_addresses): Use layout
4373 parameter. Adjust code to use Output_section::Simple_input_section
4374 and Input_secction_info classes. Register filler for relaxation
4376 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4377 and section index pair with Output_section::Simple_input_section
4378 class. Adjust code accordingly.
4379 (Phdrs_element::release_segment): New method definition.
4380 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4382 (Script_sections::release_segments): New method definition.
4383 * gold/script-sections.h (Script_sections::release_segments): New
4385 * gold/target.h (Target::may_relax, Target::relax,
4386 Target::do_may_relax, Target::do_relax): New method definitions.
4388 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4390 * arm.cc (has_signed_unsigned_overflow): New function.
4391 (Arm_relocate_functions::abs8): New function.
4392 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4393 (Target_arm::Scan::global): Likewise.
4394 (Target_arm::relocate::relocate): Likewise.
4395 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4398 2009-09-16 Cary Coutant <ccoutant@google.com>
4400 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4401 * testsuite/Makefile.in: Regenerate.
4403 2009-09-11 Nick Clifton <nickc@redhat.com>
4405 * po/gold.pot: Updated by the Translation project.
4407 2009-09-08 Cary Coutant <ccoutant@google.com>
4409 * output.cc (Output_file::open): Add execute permission to empty file.
4410 * testsuite/Makefile.am (permission_test): New test.
4411 * testsuite/Makefile.in: Regenerate.
4413 2009-09-02 Ian Lance Taylor <iant@google.com>
4415 * output.cc (Output_file::resize): Call map_no_anonymous rather
4418 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4420 * gold.cc: Include "incremental.h".
4421 (queue_initial_tasks): Call Incremental_checker methods.
4422 * incremental.cc: Include "output.h".
4423 (Incremental_checker::can_incrementally_link_output_file): New
4425 * incremental.h (Incremental_checker): New class.
4427 * output.cc (Output_file::open_for_modification): New method.
4428 (Output_file::map_anonymous): Changed return type to bool. Record
4430 (Output_file::map_no_anonymous): New method, broken out of map.
4431 (Output_file::map): Use map_no_anonymous and map_anonymous.
4432 * output.h (class Output_file): Update declarations.
4434 2009-08-24 Cary Coutant <ccoutant@google.com>
4436 * options.h (Command_line::Pre_options): New class.
4437 (Command_line::pre_options): New member.
4438 * options.cc (gold::options::ready_to_register): New variable.
4439 (One_option::register_option): Do nothing if not registering options.
4440 Assert if same short option registered twice.
4441 (General_options::General_options): Turn off option registration when
4443 (Command_line::Pre_options::Pre_options): New constructor.
4445 2009-08-24 Cary Coutant <ccoutant@google.com>
4447 * options.h (General_options::no_keep_memory): Remove incorrect
4450 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4452 * Makefile.am (am__skiplex, am__skipyacc): New.
4453 * Makefile.in: Regenerate.
4455 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4457 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4458 (INCLUDES): ... this.
4459 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4460 (AM_CPPFLAGS): Renamed from ...
4461 (INCLUDE): ... this.
4462 * Makefile.in, testsuite/Makefile.in: Regenerate.
4464 * Makefile.in: Regenerate.
4465 * aclocal.m4: Likewise.
4466 * config.in: Likewise.
4467 * configure: Likewise.
4468 * testsuite/Makefile.in: Likewise.
4470 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4471 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4472 * Makefile.in: Regenerate.
4473 * testsuite/Makefile.in: Regenerate.
4475 2009-08-19 Cary Coutant <ccoutant@google.com>
4477 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4478 symbols in shared libraries overridden by hidden or internal symbols
4479 in the main program.
4481 2009-08-19 Chris Demetriou <cgd@google.com>
4483 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4484 checking source file names in error messages.
4486 2009-08-18 Doug Kwan <dougkwan@google.com>
4488 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4489 an elcpp::Ehdr as parameter. Adjust call to set_target.
4490 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4491 an elfcpp::Ehdr as parameter.
4492 * object.cc (Object::set_target): Remove the version that looks up
4493 a target and sets it.
4494 (Sized_relobj::setup): Take a Target object instead of
4495 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4496 (make_elf_sized_object): Find target and ask target to
4498 * object.h: (Object::set_target): Remove the version that looks up
4499 a target and sets it.
4500 (Sized_relobj::setup): Take a Target object instead of
4501 an elfcpp:Ehdr as parameter.
4502 * target.cc: Include dynobj.h.
4503 (Target::do_make_elf_object_implementation): New.
4504 (Target::do_make_elf_object): New.
4505 * target.h (Target::make_elf_object): New template declaration.
4506 (Target::do_make_elf_object): New method declarations.
4507 (Target::do_make_elf_object_implementation): New template declaration.
4509 2009-08-14 Ian Lance Taylor <iant@google.com>
4511 * gold.h (FUNCTION_NAME): Define.
4512 (gold_unreachable): Use FUNCTION_NAME.
4514 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4516 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4517 symbol in the --keep-unique list is not found.
4519 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4521 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4522 been maked as --keep-unique.
4523 (Icf::unfold_section): New function.
4524 * icf.h (Icf::unfold_section): New function.
4525 * options.h (General_options::keep_unique): New option.
4526 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4527 * testsuite/Makefile.in: Regenerate.
4528 * testsuite/icf_keep_unique_test.sh: New file.
4529 * testsuite/icf_keep_unique_test.cc: New file.
4531 2009-08-12 Cary Coutant <ccoutant@google.com>
4534 * resolve.cc (Symbol_table::resolve): Check for references from
4535 dynamic objects to hidden and internal symbols.
4536 * testsuite/Makefile.am (hidden_test.sh): New test.
4537 * testsuite/Makefile.in: Regenerate.
4538 * testsuite/hidden_test.sh: New script.
4539 * testsuite/hidden_test_1.c: New test source.
4540 * testsuite/hidden_test_main.c: New test source.
4542 2009-08-11 Doug Kwan <dougkwan@google.com>
4544 * arm.cc: Update comments.
4545 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4546 segment to locate the .ARM.exidx section if present.
4548 2009-08-09 Doug Kwan <dougkwan@google.com>
4550 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4553 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4554 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4557 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4559 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4560 valid tls_segment only for non-debug-section relocations.
4561 * testsuite/Makefile.am: Add gc_tls_test.
4562 * testsuite/Makefile.in: Regenerate.
4563 * testsuite/gc_tls_test.cc: New file.
4564 * testsuite/gc_tls_test.sh: New file.
4566 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4570 * Makefile.am (CCFILES): Add icf.cc.
4572 * Makefile.in: Regenerate.
4573 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4574 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4575 section, symbol and addend information for the relocs.
4576 * gold.cc (queue_middle_tasks): Call identical code folding.
4577 * gold.h: Add defines for multimap.
4578 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4579 to the call of finalize_local_symbols.
4580 * main.cc (main): Create object of class Icf.
4581 * object.cc (Sized_relobj::do_layout): Allow this function to be
4582 called twice during icf.
4583 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4584 to sections marked as identical by icf.
4585 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4587 (Sized_relobj::do_section_entsize): New function.
4588 * object.h (Object::section_entsize): New function.
4589 (Object::do_section_entsize): New pure virtual function.
4590 (Relobj::finalize_local_symbols): Add new parameter.
4591 (Relobj::do_section_entsize): New function.
4592 * options.h (General_options::icf): New option.
4593 (General_options::icf_iterations): New option.
4594 (General_options::print_icf_sections): New option.
4595 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4596 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4597 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4599 * symtab.cc (Symbol_table::is_section_folded): New function.
4600 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4601 to sections marked as identical by icf.
4602 * symtab.h (Symbol_table::set_icf): New function.
4603 (Symbol_table::icf): New function.
4604 (Symbol_table::is_section_folded): New function.
4605 (Symbol_table::icf_): New data member.
4606 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4607 * testsuite/Makefile.am: Add commands to build icf_test.
4608 * testsuite/Makefile.in: Regenerate.
4609 * testsuite/icf_test.sh: New file.
4610 * testsuite/icf_test.cc: New file.
4612 2009-07-24 Chris Demetriou <cgd@google.com>
4614 * layout.cc (is_compressible_debug_section): Fix incorrect
4615 comment about compressed section names.
4617 2009-07-20 Ian Lance Taylor <ian@airs.com>
4620 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4622 2009-07-16 Ian Lance Taylor <iant@google.com>
4625 * layout.h: #include <map>.
4626 (class Kept_section): Change from struct to class. Add accessors
4627 and setters. Add section size to Comdat_group mapping. Change
4628 Comdat_group to std::map. Add is_comdat_ field. Add
4629 linkonce_size field in union.
4630 (class Layout): Update declaration of find_or_add_kept_section.
4631 Don't declare find_kept_object.
4632 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4633 parameter. Add object, shndx, is_comdat, and is_group_name
4634 parameters. Change all callers. Adjust for new Kept_section.
4635 (Layout::find_kept_object): Remove.
4636 * object.cc (Sized_relobj::include_section_group): Update use of
4637 Kept_section. Rename secnum to shndx. Only record
4638 Kept_comdat_section if sections are the same size.
4639 (Sized_relobj::include_linkonce_section): Update use of
4640 Kept_section. Only record Kept_comdat_section if sections are the
4641 same size. Set size of linkonce section.
4642 (Sized_relobj::map_to_kept_section): Update call to
4643 get_kept_comdat_section.
4644 * object.h (class Sized_relobj): Rename fields in
4645 Kept_comdat_section to drop trailing underscores; change object
4646 field to Relobj*. Change Kept_comdat_section_table to store
4647 struct rather than pointer.
4648 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4649 Add kept_object and kept_shndx parameters. Change all callers.
4650 (Sized_relobj::get_kept_comdat_section): Change return type to
4651 bool. Add kept_object and kept_shndx parameters. Change all
4653 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4654 Layout::find_or_add_kept_section.
4656 2009-07-09 Ian Lance Taylor <iant@google.com>
4658 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4659 Reserve space in the hash table.
4661 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4663 * fileread.cc (File_read::get_mtime): New method.
4664 * fileread.h (Timespec): New structure.
4665 (File_read::get_mtime): New method.
4666 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4667 Renamed from timestamp_nsec.
4668 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4670 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4672 (Incremental_inputs::report_archive): Save mtime; style fix.
4673 (Incremental_inputs::report_obejct): Save mtime; style fix.
4674 (Incremental_inputs::report_script): Save mtime; style fix.
4675 (Incremental_inputs::finalize_inputs): Style fix.
4676 (Incremental_inputs::finalize): Style fix.
4677 (Incremental_inputs::create_input_section_data): Store inputs
4679 * incremental.h (Incremental_inputs::report_script): Add mtime
4681 (Incremental_inputs::Input_info::Input_info): Intialize only one
4683 (Incremental_inputs::Input_info::archive): Move to nameless
4685 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4686 (Incremental_inputs::Input_info::script): Move to nameless union.
4687 (Incremental_inputs::mtime): New field.
4688 * script.cc (read_input_script): Pass file mtime to
4690 * script.h (Script_info::inputs): Style fix.
4692 2009-07-01 Ian Lance Taylor <ian@airs.com>
4694 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4697 2009-06-24 Ian Lance Taylor <iant@google.com>
4700 * layout.cc (Layout::choose_output_section): If we find an
4701 existing section, update the flags.
4702 (Layout::create_notes): New function, broken out of
4704 (Layout::finalize): Don't create note sections.
4705 (Layout::create_note): Don't crash if linker script discards
4707 (Layout::create_gold_note): Likewise.
4708 (Layout::create_build_id): Likewise. Don't set
4709 after_input_sections on the section.
4710 (Layout::create_executable_stack_info): Remove target parameter.
4712 * layout.h (class Layout): Declare create_notes. Update
4713 declaration of create_executable_stack_info.
4714 * gold.cc (queue_middle_tasks): Call create_notes.
4715 * output.cc (Output_section::update_flags_for_input_section): Move
4716 here from output.h. If SHF_ALLOC flag is newly set, mark address
4718 * output.h (Output_data::mark_address_invalid): New function.
4719 (class Output_section): Only declare, not define,
4720 update_flags_for_input_section. Remove set_flags.
4722 2009-06-24 Ian Lance Taylor <iant@google.com>
4724 * script-sections.cc (Output_section_definition::
4725 set_section_addresses): Rename shadowing local load_address to
4728 2009-06-24 Ian Lance Taylor <iant@google.com>
4731 * reloc.cc (relocate_sections): Skip empty relocation sections.
4733 2009-06-23 Ian Lance Taylor <iant@google.com>
4736 * layout.cc (Layout::create_note): Use choose_output_section
4737 rather than make_output_section.
4739 2009-06-23 Ian Lance Taylor <iant@google.com>
4742 * options.cc (General_options::parse_V): Set printed_version_.
4743 (General_options::General_options): Initialize printed_version_.
4744 * options.h (class General_options): Add printed_version_ field.
4745 * gold.cc (queue_initial_tasks): If there are no input files,
4746 don't give a fatal error if we printed the version information.
4747 (queue_middle_tasks): If using -r with a shared object, give a
4748 fatal error rather than an ordinary error.
4750 2009-06-23 Ian Lance Taylor <iant@google.com>
4753 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4754 (Layout::make_output_section): Set have_stabstr_section_ if we see
4755 a .stab*str section.
4756 (Layout::finalize): Call link_stabs_sections.
4757 (Layout::link_stabs_sections): New file.
4758 * layout.h (class Layout): Add have_stabstr_section_ field.
4759 Declare link_stabs_sections.
4761 2009-06-23 Doug Kwan <dougkwan@google.com>
4763 * Makefile.am (libgold_a_LIBADD): New.
4764 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4765 * Makefile.in: Regenerate.
4766 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4767 * configure: Regenerate.
4768 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4769 * fileread.cc: Include sys/state.h
4770 * gold.h: Declare memmem and strndup if found missing.
4771 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4773 2009-06-23 Ian Lance Taylor <iant@google.com>
4775 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4776 * configure: Rebuild.
4778 2009-06-23 Ian Lance Taylor <iant@google.com>
4781 * object.cc (Object::section_contents): Don't try to get a view if
4782 the section has length zero.
4783 (Object::handle_gnu_warning_section): If the section is empty, use
4784 the name of the section as the warning.
4786 2009-06-23 Ian Lance Taylor <iant@google.com>
4789 * stringpool.h (class Stringpool_template): Add optimize_ field.
4790 (Stringpool_template::set_optimize): New function.
4791 * stringpool.cc (Stringpool_template::Stringpool_template):
4792 Initialize optimize_ field.
4793 (Stringpool_template::set_string_offsets): Test local optimize
4794 fild rather than parameter.
4795 * layout.cc (Layout::Layout): Call set_optimize on the section
4798 2009-06-22 Ian Lance Taylor <iant@google.com>
4801 * yyscript.y: Parse TARGET.
4802 * script.cc (script_set_target): New function.
4803 * script-c.h (script_set_target): Declare.
4804 * options.cc (General_options::string_to_object_format): Rename
4805 from string_to_object_format in anonymous namespace. Change
4807 * options.h (class General_options): Declare
4808 string_to_object_format.
4810 2009-06-22 Ian Lance Taylor <iant@google.com>
4812 * script-sections.cc (Script_sections::create_segments): Don't put
4813 program headers in a PT_LOAD segment if -n or -N.
4815 2009-06-22 Ian Lance Taylor <iant@google.com>
4818 * options.h (class General_options): Add -z lazy and -z now. Sort
4819 -z options into alphabetical order.
4820 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4822 2009-06-21 Ian Lance Taylor <iant@google.com>
4824 * layout.cc (Layout::make_output_section): Call
4825 Target::new_output_section.
4826 (Layout::attach_allocated_section_to_segment): Put large section
4827 sections in a separate load segment with the large segment flag
4829 (Layout::segment_precedes): Sort large data segments after other
4831 (align_file_offset): New static function.
4832 (Layout::set_segment_offsets): Use align_file_offset.
4833 * output.h (class Output_section): Add is_small_section_ and
4834 is_large_section_ fields.
4835 (Output_section::is_small_section): New function.
4836 (Output_section::set_is_small_section): New function.
4837 (Output_section::is_large_section): New function.
4838 (Output_section::set_is_large_section): New function.
4839 (Output_section::is_large_data_section): New function.
4840 (class Output_segment): Add is_large_data_segment_ field.
4841 (Output_segment::is_large_data_segment): New function.
4842 (Output_segment::set_is_large_data_segment): New function.
4843 * output.cc (Output_section::Output_section): Initialize new
4845 (Output_segment::Output_segment): Likewise.
4846 (Output_segment::add_output_section): Add assertion that large
4847 data sections always go in large data segments. Force small data
4848 sections to the end of the list of data sections. Force small BSS
4849 sections to the start of the list of BSS sections. For large BSS
4850 sections to the end of the list of BSS sections.
4851 * symtab.h (class Symbol): Declare is_common_shndx.
4852 (Symbol::is_defined): Check Symbol::is_common_shndx.
4853 (Symbol::is_common): Likewise.
4854 (class Symbol_table): Define enum Commons_section_type. Update
4855 declarations. Add small_commons_ and large_commons_ fields.
4856 * symtab.cc (Symbol::is_common_shndx): New function.
4857 (Symbol_table::Symbol_table): Initialize new fields.
4858 (Symbol_table::add_from_object): Put small and large common
4859 symbols in the right list.
4860 (Symbol_table::sized_finalized_symbol): Check
4861 Symbol::is_common_shndx.
4862 (Symbol_table::sized_write_globals): Likewise.
4863 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4864 common symbol lists. Don't call do_allocate_commons_list if the
4866 (Symbol_table::do_allocate_commons_list): Remove is_tls
4867 parameter. Add comons_section_type parameter. Change all
4868 callers. Handle small and large common symbols.
4869 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4870 Symbol::is_common_shndx.
4871 * resolve.cc (symbol_to_bits): Likewise.
4872 * target.h (Target::small_common_shndx): New function.
4873 (Target::small_common_section_flags): New function.
4874 (Target::large_common_shndx): New function.
4875 (Target::large_common_section_flags): New function.
4876 (Target::new_output_section): New function.
4877 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4878 small_common_section_flags, and large_common_section_flags
4880 (Target::do_new_output_section): New virtual function.
4881 * arm.cc (Target_arm::arm_info): Initialize new fields.
4882 * i386.cc (Target_i386::i386_info): Likewise.
4883 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4885 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4886 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4887 (Target_x86_64::do_new_output_section): New function.
4888 * configure.ac: Define conditional MCMODEL_MEDIUM.
4889 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4890 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4891 (large_LDFLAGS): Define.
4892 * testsuite/large.c: New file.
4893 * testsuite/testfile.cc (Target_test::test_target_info):
4894 Initialize new fields.
4895 * configure, testsuite/Makefile.in: Rebuild.
4897 2009-06-05 Doug Kwan <dougkwan@google.com>
4899 * Makefile.am (CCFILES): Add target.cc.
4900 * Makefile.in: Regenerate.
4901 * i386.cc (class Target_i386): Define new virtual method to
4902 override do_is_local_label_name in parent.
4903 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4904 local symbols if --discard-locals or -X is given.
4905 * options.h (class General_options): Declare new options
4906 '--discard-locals' and '-X' for discarding locals.
4907 * target.h (class Target): Define new methods is_local_label_name.
4908 Declare new virtual method do_is_local_label_name.
4909 * target.cc: New file.
4910 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4911 (check_SCRIPTS): Add discard_locals_test.sh.
4912 (check_DATA): Add discard_local_tests.syms.
4913 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4914 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4915 * testsuite/Makefile.in: Regenerate.
4916 * testsuite/discard_locals_test.c: New file.
4917 * testsuite/discard_locals_test.sh: Same.
4919 2009-06-05 Doug Kwan <dougkwan@google.com>
4921 * object.cc (Sized_relobj::Sized_relobj): Initialize
4922 discarded_eh_frame_shndx_ to -1U.
4923 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4925 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4926 a discarded .eh_frame section.
4927 (Sized_relobj::do_finalize_local_symbols): Ditto.
4928 * object.h (class Sized_relobj): Declare new member
4929 discarded_eh_frame_shndx_.
4930 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4931 (local_labels_test.o, local_labels_test): New rules.
4932 * testsuite/Makefile.in: Regenerate.
4934 2009-06-04 Doug Kwan <dougkwan@google.com>
4936 * layout.cc (Layout::section_name_mapping): Add mapping for
4937 special ARM sections.
4939 2009-06-03 Doug Kwan <dougkwan@google.com>
4941 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4942 (utils::has_overflow): Same.
4944 2009-06-03 Ian Lance Taylor <iant@google.com>
4946 * layout.cc (Layout::section_name_mapping): New array, replacing
4947 Layout::linkonce_mapping.
4948 (Layout::section_name_mapping_count): New variable, replacing
4949 Layout::linkonce_mapping_count.
4950 (Layout::linkonce_output_name): Remove.
4951 (Layout::output_section_name): Rewrite.
4952 * layout.h (class Layout): Rename Linkonce_mapping to
4953 Section_name_mapping, linkonce_mapping to section_name_mapping,
4954 linkonce_mapping_count to section_name_mapping_count. Don't
4955 declare linkonce_output_name.
4957 2009-06-03 Doug Kwan <dougkwan@google.com>
4959 * gold/arm.cc (namespace utils): New.
4960 (Target_arm::reloc_is_non_pic): Define new method.
4961 (class Arm_relocate_functions): New.
4962 (Target_arm::Relocate::relocate): Handle relocation types used by
4965 2009-06-03 Ian Lance Taylor <iant@google.com>
4967 * arm.cc (Target_arm::scan::global): Use || instead of |.
4969 2009-06-02 Doug Kwan <dougkwan@google.com>
4971 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4972 issued_non_pic_error_.
4973 (class Target_arm::Scan): Declare new method check_non_pic.
4974 Define new method symbol_needs_plt_entry.
4975 Declare new data member issued_non_pic_error_.
4976 (class Target_arm::Relocate): Declare new method
4977 should_apply_static_reloc.
4978 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4979 (Target_arm::Scan::check_non_pic): Define new method.
4980 (Target_arm::Scan::local): Handle a small subset of reloc types used
4982 (Target_arm::Scan::local): Same.
4983 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4985 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4987 * incremental.cc (Incremental_inputs::report_command_line): Filter
4988 out --incremental-* options.
4990 2009-05-29 Doug Kwan <dougkwan@google.com>
4992 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4994 (class Target_arm): Update comment.
4995 (Target_arm::Target_arm): Initialize new data members GOT_,
4996 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4997 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4998 and Target_arm::rel_dyn_section.
4999 Declare new_enum Target_arm::Got_type.
5000 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5002 Update commments for member do_dynsym_value.
5003 (Target_arm::got_size, Target_arm::plt_section,
5004 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5005 new methods inside class defintion.
5006 (Target_arm::got_section): Define new method.
5007 (Target_arm::rel_dyn_section): Same.
5008 (Output_data_plt_arm): New template class.
5009 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5010 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5011 (Output_data_plt_arm::add_entry): Same.
5012 (Output_data_plt_arm::first_plt_entry): Define new
5013 static data member for PLT instruction template.
5014 (Output_data_plt_arm::plt_entry): Same.
5015 (Output_data_plt_arm::do_write): Define new method.
5016 (Target_arm::make_plt_entry): Same.
5017 (Target_arm::do_finalize_sections): Same.
5018 (Target_arm::do_dynsym_value): Same.
5020 2009-05-28 Doug Kwan <dougkwan@google.com>
5022 * Makefile.am (TARGETSOURCES): Add arm.cc.
5023 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5024 * Makefile.in: Regenerate.
5026 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5028 2009-05-26 Doug Kwan <dougkwan@google.com>
5030 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5031 (General_options::check_excluded_libs): Strip off directories in
5032 archive name before matching like GNU ld does.
5033 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5034 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5035 (exclude_libs_test_LDFLAGS): Add linker option
5036 -Wl,--exclude-libs,libexclude_libs_test_3
5037 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5038 an explicit archive without using -l.
5039 (alt/libexclude_libs_test_3.a): New make rule.
5040 * testsuite/Makefile.in: Regenerate.
5041 * testsuite/exclude_libs_test.c : Declare lib3_default().
5043 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5044 * exclude_libs_test_3.c: New file.
5046 2009-05-26 Nick Clifton <nickc@redhat.com>
5048 * po/id.po: New Indonesian translation.
5049 * po/gold.pot: Updated template file.
5051 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5053 * testsuite/Makefile.am: Add -ffunction-sections to compile
5054 gc_comdat_test files. Add -Wl,--gc-sections to build
5056 * testsuite/Makefile.in: Regenerate.
5057 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5059 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5061 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5062 kept comdat section was garbage collected.
5063 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5064 * testsuite/Makefile.in: Regenerate.
5065 * testsuite/gc_comdat_test.sh: New file.
5066 * testsuite/gc_comdat_test_1.cc: New file.
5067 * testsuite/gc_comdat_test_2.cc: New file.
5069 2009-05-19 Doug Kwan <dougkwan@google.com>
5071 * archive.cc (Archive::Archive): Move constructor from archive.h
5072 to here. Initialize no_export_.
5073 (Archive::get_elf_object_for_member): Set no_export flag of object.
5074 * archive.h (Archive::Archive): Move constructor body to
5076 (Archive::no_export): New method.
5077 (Archive::no_export_): New field.
5078 * object.h (Object::Object): Initialize no_export_ to false.
5079 (Object::no_export, Object::set_no_export): New methods.
5080 (Object::no_export_): New field.
5081 * options.cc (General_options::parse_exclude_libs): New method.
5082 (General_options::check_excluded_libs) Same.
5083 * options.h (exclude_libs): New option.
5084 (General_options::check_excluded_libs): New method declaration.
5085 (General_options::excluded_libs_): New field.
5086 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5087 default or protected visibility if an object has no-export flag set.
5088 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5089 (check_SCRIPTS): Add exclude_libs_test.sh.
5090 (check_DATA): Add exclude_libs_test.syms.
5091 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5092 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5093 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5094 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5095 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5096 libexclude_libs_test_2.a): New rules.
5097 * testsuite/Makefile.in: Regenerate.
5098 * testsuite/exclude_libs_test.c: New file.
5099 * testsuite/exclude_libs_test.sh: Ditto.
5100 * testsuite/exclude_libs_test_1.c: Ditto.
5101 * testsuite/exclude_libs_test_2.c: Ditto.
5103 2009-05-15 Ian Lance Taylor <iant@google.com>
5105 * configure.ac: Check for declarations for cases where libiberty.h
5106 checks HAVE_DECL_xxx.
5107 * configure, config.in: Rebuild.
5109 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5111 * gold.h (Incremental_argument_list): Remove (invalid) forward
5113 * incremental.cc (Incremental_inputs::report_achive): New method.
5114 (Incremental_inputs::report_object): New method.
5115 (Incremental_inputs::report_script): New method.
5116 (Incremental_inputs::finalize_inputs): New method.
5117 (Incremental_inputs::finalize): Call finalize_inputs().
5118 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5119 Create inputs entries.
5120 * incremental.h (Incremental_input_type): New enum.
5121 (Incremental_inputs::Incremental_input): Initialize new fields.
5122 (Incremental_inputs::report_inputs): New method.
5123 (Incremental_inputs::report_achive): New method.
5124 (Incremental_inputs::report_object): New method.
5125 (Incremental_inputs::report_script): New method.
5126 (Incremental_inputs::finalize_inputs): New method.
5127 (Incremental_inputs::Input_info): New struct.
5128 (Incremental_inputs::Input_info_map): New typedef.
5129 (Incremental_inputs::lock_): New field.
5130 (Incremental_inputs::Inputs_): New field.
5131 (Incremental_inputs::Inputs_map): New field.
5132 * main.cc (main): Call Incremental_input::report_inputs.
5133 * options.h (Input_argument_list): Typedef moved from
5135 (Input_file_group::Files): Remove, use ::Input_argument_list.
5136 (Input_file_group::Input_argument_list): Remove, use
5137 ::Input_argument_list.
5138 * plugin.cc (Plugin_manager::add_input_file): Add error in
5140 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5142 * script.cc (read_input_script): Call
5143 Incremental_input::report_script.
5144 * script.h (Script_info): New class.
5146 2009-04-27 Ian Lance Taylor <iant@google.com>
5148 * x86_64.cc (do_adjust_output_section): Set entsize to
5151 2009-04-23 Elliott Hughes <enh@google.com>
5153 * output.cc (Output_file::close): After short writes, continue
5154 writing from the correct offset in the buffer being written.
5156 2009-04-23 Chris Demetriou <cgd@google.com>
5158 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5159 * configure: Regenerate.
5160 * config.in: Regenerate.
5161 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5162 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5164 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5166 * incremental.cc (Incremental_inputs_header_data): Renamed from
5167 Incremental_input_header_data.
5168 (Incremental_inputs_header_data::data_size): New field.
5169 (Incremental_inputs_header_data::put_input_file_count): Renamed
5170 from input_file_count.
5171 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5172 from command_line_offset.
5173 (Incremental_inputs_header_data::put_reserved): Renamed from
5175 (Incremental_inputs_entry_data): Renamed from
5176 Incremental_input_entry_data.
5177 (Incremental_inputs_entry_data::data_size): New field.
5178 (Incremental_inputs::report_command_line): New method.
5179 (Incremental_inputs::finalize): New method.
5180 (Incremental_inputs::create_incremental_inputs_data): New method.
5181 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5182 * incremental.h: New file.
5183 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5184 (Layout::finalize): Create incremental inputs section in
5186 (Layout::create_incremental_info_sections): New method.
5187 * layout.h (Layout::incremental_inputs): New method.
5188 (Layout::create_incremental_info_sections): New method.
5189 (Layout::incremental_inputs_): New field.
5190 * main.cc (main): Notify Incremental_input of the command line.
5192 2009-04-01 Ian Lance Taylor <iant@google.com>
5193 Mikolaj Zalewski <mikolajz@google.com>
5195 * gold.h (reserve_unordered_map): Define, three versions, one for
5196 each version of Unordered_map.
5197 * layout.cc (Layout::Layout): Remove options parameter. Add
5198 number_of_input_files parameter. Don't initialize options_.
5199 Initialize number_of_input_files_ and resized_signatures_. Move
5200 sections_are_attached_.
5201 (Layout::layout_group): Reserve space for group_signatures_.
5202 (Layout::find_or_add_kept_section): Change name parameter to be a
5203 reference. Resize signatures_ map when it gets large enough.
5204 (Layout::layout_eh_frame): Use parameters->options() instead of
5206 (Layout::make_output_section): Likewise.
5207 (Layout::attach_allocated_section_to_segment): Likewise.
5208 (Layout::finalize, Layout::create_executable_stack): Likewise.
5209 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5210 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5211 * layout.h (class Layout): Update declarations. Remove options_
5212 field. Add number_of_input_files_ and resized_signatures_
5213 fields. Move sections_are_attached_ field.
5214 * main.cc (main): Pass number of input files to Layout
5215 constructor. Don't pass options.
5217 2009-03-30 Ian Lance Taylor <iant@google.com>
5219 * ffsll.c (ffsll): Correct implementation.
5221 2009-03-27 Ian Lance Taylor <iant@google.com>
5223 * ffsll.c: New file.
5224 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5225 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5226 * ftruncate.c (ftruncate): Declare before definition.
5227 * mremap.c (mremap): Likewise.
5228 * pread.c (pread): Likewise.
5229 * configure, Makefile.in, config.in: Rebuild.
5231 * mremap.c: New file.
5232 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5233 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5234 (mremap): Declare if HAVE_MREMAP is not defined.
5235 * configure, Makefile.in, config.in: Rebuild.
5237 2009-03-27 Cary Coutant <ccoutant@google.com>
5239 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5240 position independent.
5241 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5242 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5244 2009-03-24 Cary Coutant <ccoutant@google.com>
5246 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5248 (needs_dynamic_reloc): Likewise.
5250 2009-03-24 Ian Lance Taylor <iant@google.com>
5252 * yyscript.y (file_cmd): Recognize EXTERN.
5253 (extern_name_list, extern_name_list_body): New nonterminals.
5254 * script.cc (script_add_extern): Define.
5255 * script-c.h (script_add_extern): Declare.
5257 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5259 * object.cc (is_elf_object): Define.
5260 * object.h (is_elf_object): Declare.
5261 * archive.cc (Archive::get_elf_object_for_member): Call
5263 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5265 2009-03-24 Elliott Hughes <enh@google.com>
5267 * output.cc (Output_file::map_anonymous): Define.
5268 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5269 try an anonymous one. Report the size if the mmap fails.
5270 * output.h (class Output_file): Declare map_anonymous.
5272 2009-03-24 Ian Lance Taylor <iant@google.com>
5274 * target-select.cc (instantiate_target): Don't acquire the lock if
5275 the instantiated_target_ field has already been set.
5277 2009-03-23 Ian Lance Taylor <iant@google.com>
5279 * gold-threads.h (class Initialize_lock): Define.
5280 * gold-threads.cc (class Initialize_lock_once): Define.
5281 (initialize_lock_control): New static variable.
5282 (initialize_lock_pointer): New static variable.
5283 (initialize_lock_once): New static function.
5284 (Initialize_lock::Initialize_lock): Define.
5285 (Initialize_lock::initialize): Define.
5286 * target-select.h: Include "gold-threads.h".
5287 (class Target_selector): Add lock_ and initialize_lock_ fields.
5288 Don't define instantiate_target, just declare it.
5289 * target-select.cc (Target_selector::Target_selector): Initialize
5291 (Target_selector::instantiate_target): Define.
5292 * descriptors.h: Include "gold-threads.h".
5293 (class Descriptors): Add initialize_lock_ field.
5294 * descriptors.cc (Descriptors::Descriptors): Initialize new
5296 (Descriptors::open): Use initialize_lock_ field
5297 * errors.h (class Errors): Add initialize_lock_ field.
5298 * errors.cc (Errors::Errors): Initialize new field.
5299 (Errors::initialize_lock): Use initialize_lock_ field.
5300 * powerpc.cc (class Target_selector_powerpc): Remove
5301 instantiated_target_ field. In do_recognize call
5302 instantiate_target rather than do_instantiate_target. In
5303 do_instantiate_target just allocate a new target.
5304 * sparc.cc (class Target_selector_sparc): Likewise.
5306 * freebsd.h: New file.
5307 * i386.cc: Include "freebsd.h".
5308 (Target_i386): Derive from Target_freebsd rather than
5310 (Target_selector_i386): Derive from Target_selector_freebsd rather
5311 than Target_selector.
5312 * x86_64.cc: Include "freebsd.h".
5313 (Target_x86_64): Derive from Target_freebsd rather than
5315 (Target_selector_x86_64): Derive from Target_selector_freebsd
5316 rather than Target_selector.
5317 * target.h (class Target): Add adjust_elf_header and
5318 do_adjust_elf_header.
5319 * output.cc (Output_file_header:: do_sized_write): Call target
5320 adjust_elf_header routine.
5321 * configure.tgt: Set targ_osabi.
5322 * configure.ac: Define GOLD_DEFAULT_OSABI.
5323 * parameters.cc (Parameters::default_target): Pass
5324 GOLD_DEFAULT_OSABI to select_target.
5325 * target-select.h (class Target_selector): Make instantiate_target
5326 protected rather than private.
5327 * Makefile.am (HFILES): Add freebsd.h.
5328 * configure, Makefile.in, config.in: Rebuild.
5330 * merge.cc (do_add_input_section): Correct pend value. Change
5331 message about last entry not being null terminated from error to
5334 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5336 * incremental.cc: New file.
5337 * Makefile.am (CCFILES): Add incremental.cc.
5338 * Makefile.in: Rebuild.
5340 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5342 * layout.cc (Layout::output_section_name): Preserve names
5343 of '.note.' sections.
5345 2009-03-19 Ian Lance Taylor <iant@google.com>
5347 * descriptors.cc (Descriptors::open): Check that the options are
5348 valid before using them.
5350 2009-03-18 Ian Lance Taylor <iant@google.com>
5352 * script-sections.h: Include <list>.
5353 (class Script_sections): Change Sections_elements from std::vector
5354 to std::list. Typedef public Elements_iterator. Add
5355 orphan_section_placement_, data_segment_align_start_, and
5356 saw_data_segment_align_ fields. Remove data_segment_align_index_
5358 * script-sections.cc (class Orphan_section_placement): New class.
5359 (class Sections_element): Add virtual functions is_relro and
5360 orphan_section_init. Remove virtual function place_orphan_here.
5361 (class Output_section_definition): Add is_relro and
5362 orphan_section_init. Remove place_orphan_here.
5363 (class Orphan_output_section): Likewise.
5364 (Script_sections::Script_sections): Update for field changes.
5365 (Script_sections::data_segment_align): Set saw_data_segment_align_
5366 and data_segment_align_start_, not data_segment_align_index.
5367 (Script_sections::data_segment_relro_end): Check
5368 saw_data_segment_align_. Use data_segment_align_start_ rather
5369 than data_segment_align_index_.
5370 (Script_sections::place_orphan): Rewrite to use
5371 Orphan_section_placement.
5373 2009-03-17 Ian Lance Taylor <iant@google.com>
5375 * archive.cc (Archive::add_symbols): Check for a version attached
5376 to the symbol name in the archive map.
5377 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5378 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5379 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5380 (ver_test_11.a): New target.
5381 * testsuite/Makefile.in: Rebuild.
5383 * configure.ac: Check for chsize and posix_fallocate. Replace
5385 * ftruncate.c: New file, from gnulib.
5386 * output.cc (posix_fallocate): Define dummy version if not
5387 HAVE_POSIX_FALLOCATE.
5388 (Output_file::map): Call posix_fallocate rather than lseek and
5390 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5391 * configure, Makefile.in, config.in: Rebuild.
5393 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5395 * layout.h (Layout::create_note): Add section_name parameter.
5396 * layout.cc (Layout::create_note): Likewise.
5397 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5399 2009-03-17 Ian Lance Taylor <iant@google.com>
5401 * descriptors.cc: Include "options.h".
5402 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5403 (Descriptors::open): Always use O_CLOEXEC when opening a new
5404 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5405 then set FD_CLOEXEC.
5407 * sparc.cc (class Target_sparc): Add has_got_section.
5408 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5409 make sure we have a GOT section.
5411 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5412 (Target_sparc::Scan::local): Likewise.
5413 (Target_sparc::Scan::global): Likewise.
5414 (Target_sparc::Relocate::relocate): Likewise.
5415 (Target_sparc::Relocate::relocate_tls): Likewise.
5417 * symtab.cc (Symbol_table::define_default_version): New function,
5418 broken out of add_from_object.
5419 (Symbol_table::add_from_object): Call define_default_version.
5420 (Symbol_table::define_special_symbol): Add resolve_oldsym
5421 parameter. Change all callers. If the version for a symbol comes
5422 from a version script, resolve it with the symbol with the same
5423 name with no version. Also add the symbol without a version if
5425 (do_define_in_output_data): If resolving with oldsym, don't delete
5427 (do_define_in_output_segment): Likewise.
5428 (do_define_as_constant): Likewise.
5429 * symtab.h (class Symbol_table): Update declarations.
5431 2009-03-13 Ian Lance Taylor <iant@google.com>
5433 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5434 (Read_symbols::requeue): New function.
5435 (Read_symbols::do_read_symbols): If make_elf_object fails because
5436 the target type is not configured, and the file was searched for,
5437 issue a warning and retry with the next directory.
5438 (Add_symbols::run): If the file has an incompatible format, and
5439 it was searched for, requeue the Read_symbols task. On error,
5441 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5442 dirindex parameter to constructor. Change all callers. Declare
5443 incompatible_warning and requeue.
5444 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5445 input_argument_ and input_group_ fields. Add them to
5446 constructor. Change all callers.
5447 (class Read_script): Add dirindex_ field. Add it to constructor.
5449 * archive.cc (Archive::setup): Remove input_objects parameter.
5451 (Archive::get_file_and_offset): Likewise.
5452 (Archive::read_all_symbols): Likewise.
5453 (Archive::read_symbols): Likewise.
5454 (Archive::get_elf_object_for_member): Remove input_objects
5455 parameter. Add punconfigured parameter. Change all callers.
5456 (Archive::add_symbols): Change return type to bool. Check return
5457 value of include_member.
5458 (Archive::include_all_members): Likewise.
5459 (Archive::include_member): Change return type to bool. Return
5460 false if first included object has incompatible target. Set
5461 included_member_ field.
5462 (Add_archive_symbols::run): If add_symbols returns false, requeue
5464 * archive.h (class Archive): Add included_member_ field.
5465 Initialize it in constructor. Add input_file and searched_for
5466 methods. Update declarations.
5467 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5468 input_argument_ fields. Add them to constructor. Change all
5470 * script.cc: Include "target-select.h".
5471 (class Parser_closure): Add skip_on_incompatible_target_ and
5472 found_incompatible_target_ fields. Add
5473 skip_on_incompatible_target parameter to constructor. Change all
5474 callers. Add methods skip_on_incompatible_target,
5475 clear_skip_on_incompatible_target, found_incompatible_target, and
5476 set_found_incompatible_target.
5477 (read_input_script): Add dirindex parameter. Change all callers.
5478 If parser finds an incompatible target, requeue Read_symbols
5480 (script_set_symbol): Clear skip_on_incompatible_target in
5482 (script_add_assertion, script_parse_option): Likewise.
5483 (script_start_sections, script_add_phdr): Likewise.
5484 (script_check_output_format): New function.
5485 * script.h (read_input_script): Update declaration.
5486 * script-c.h (script_check_output_format): Declare.
5487 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5488 (ignore_cmd): Remove OUTPUT_FORMAT.
5489 * fileread.cc (Input_file::Input_file): Add explicit this.
5490 (Input_file::will_search_for): New function.
5491 (Input_file::open): Add pindex parameter. Change all callers.
5492 * fileread.h (class Input_file): Add input_file_argument method.
5493 Declare will_search_for. Update declarations.
5494 * object.cc (make_elf_object): Add punconfigured parameter.
5496 * object.h (class Object): Make input_file public. Add
5497 searched_for method.
5498 (make_elf_object): Update declaration.
5499 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5501 * dirsearch.h (class Dirsearch): Update declaration.
5502 * options.h (class General_options): Add --warn-search-mismatch.
5503 * parameters.cc (Parameters::is_compatible_target): New function.
5504 * parameters.h (class Parameters): Declare is_compatible_target.
5505 * workqueue.cc (Workqueue::add_blocker): New function.
5506 * workqueue.h (class Workqueue): Declare add_blocker.
5508 * fileread.cc (Input_file::open): Remove options parameter.
5510 (Input_file::open_binary): Likewise.
5511 * script.cc (read_input_script): Likewise.
5512 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5513 options parameter from constructor. Change all callers.
5514 (class Read_script): Likewise.
5515 * fileread.h (class Input_file): Update declarations.
5516 * script.h (read_input_script): Update declaration.
5518 2009-03-10 Nick Clifton <nickc@redhat.com>
5520 * po/es.po: New Spanish translation.
5522 2009-03-06 Cary Coutant <ccoutant@google.com>
5524 * options.cc (parse_short_option): Keep dash_z from registering itself.
5526 2009-03-03 Ian Lance Taylor <iant@google.com>
5529 * target-reloc.h (relocate_section): Pass output_section to
5531 * i386.cc (Target_i386::should_apply_static_reloc): Add
5532 output_section parameter. Change all callers.
5533 (Target_i386::Relocate::relocate): Add output_section parameter.
5534 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5535 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5536 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5537 * testsuite/two_file_shared.sh: New script.
5538 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5539 (check_DATA): Add two_file_shared.dbg.
5540 (two_file_shared.dbg): New target.
5541 * testsuite/Makefile.in: Rebuild.
5543 2009-03-01 Ian Lance Taylor <iant@google.com>
5545 * configure.ac: Check for byteswap.h.
5546 * configure: Rebuild.
5547 * config.in: Rebuild.
5549 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5551 * layout.cc (Layout::find_or_add_kept_section): New function.
5552 (Layout::add_comdat): Removed.
5553 * layout.h (struct Kept_section): Move out of class Layout.
5554 Remove trailing underscores from field names. Add group_sections
5555 field. Rename group_ field to is_group. Change all uses.
5556 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5557 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5558 comdat_groups_ field.
5559 (Sized_relobj::include_section_group): Use
5560 find_or_add_kept_section and Kept_section::group_sections.
5561 (Sized_relobj::include_linkonce_section): Likewise.
5562 * object.cc (class Sized_relobj): Don't define Comdat_group or
5563 Comdat_group_table. Remove find_comdat_group and
5564 add_comdat_group. Remove comdat_groups_ field.
5565 * plugin.cc (include_comdat_group): Use
5566 Layout::find_or_add_kept_section.
5568 2009-02-28 Ian Lance Taylor <iant@google.com>
5570 * README: --gc-sections and map files are now supported. Document
5571 some build requirements.
5574 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5575 relocatable link set the value of the section symbol to zero.
5576 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5577 relocatable link don't include the section address in the local
5580 2009-02-27 Ian Lance Taylor <iant@google.com>
5583 * options.h (class Search_directory): Add is_system_directory.
5584 (class General_options): Declare is_in_system_directory.
5585 * options.cc (get_relative_sysroot): Make static.
5586 (get_default_sysroot): Make static.
5587 (General_optoins::is_in_system_directory): New function.
5588 * fileread.cc (Input_file::is_in_system_directory): New function.
5589 * fileread.h (class Input_file): Declare is_in_system_directory.
5590 * object.h (class Object): Add is_in_system_directory.
5591 (class Input_objects): Remove system_library_directory_ field.
5592 * object.cc (Input_objects::add_object): Don't set
5593 system_library_directory_.
5594 (input_objects::found_in_system_library_directory): Remove.
5595 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5596 parameter. Change all callers.
5597 (Symbol_table::sized_write_globals): Likewise.
5598 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5599 Call Object::is_in_system_directory.
5600 * symtab.h (class Symbol_table): Update declarations.
5603 * descriptors.h (Open_descriptor): Add is_on_stack field.
5604 * descriptors.cc (Descriptors::open): If the descriptor is on the
5605 top of the stack, remove it. Initialize is_on_stack field.
5606 (Descriptors::release): Only add pod to stack if it is not on the
5608 (Descriptors::close_some_descriptor): Clear stack_next and
5612 * output.cc (Output_section::find_starting_output_address): Rename
5613 from starting_output_address; add PADDR parameter; change return
5615 * output.h (class Output_section): Declare
5616 find_starting_output_address instead of starting_output_address.
5617 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5618 section symbol for which we can't find a merge section.
5621 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5622 hidden or internal, force the symbol to be local.
5623 * resolve.cc (Symbol::override_visibility): Define.
5624 (Symbol::override_base): Use override_visibility.
5625 (Symbol_table::resolve): Likewise.
5626 (Symbol::override_base_with_special): Likewise.
5627 (Symbol_table::override_with_special): If the visibility is hidden
5628 or internal, force the symbol to be local.
5629 * symtab.h (class Symbol): Add set_visibility and
5630 override_visibility.
5631 * testsuite/ver_test_1.sh: New file.
5632 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5633 (check_DATA): Add ver_test_1.syms.
5634 (ver_test_1.syms): New target.
5635 * testsuite/Makefile.in: Rebuild.
5637 2009-02-25 Cary Coutant <ccoutant@google.com>
5639 * layout.cc (Layout::choose_output_section): Don't rename sections
5640 when using a linker script that has a SECTIONS clause.
5641 * Makefile.in: Regenerate.
5643 * testsuite/Makefile.am (script_test_5.sh): New test case.
5644 * testsuite/Makefile.in: Regenerate.
5645 * testsuite/script_test_5.cc: New file.
5646 * testsuite/script_test_5.sh: New file.
5647 * testsuite/script_test_5.t: New file.
5649 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5651 * archive.cc (Archive::include_member): Update calls to add_symbols.
5652 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5653 the Layout argument.
5654 * dynobj.h (do_add_symbols): Add the Layout argument.
5655 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5657 * object.h (Object::add_symbols): Add the Layout argument.
5658 (Object::do_add_symbols): Add the Layout argument.
5659 (Sized_relobj::do_add_symbols): Add the Layout argument.
5660 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5661 Unify the two versions.
5662 (Add_plugin_symbols): Remove.
5663 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5664 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5665 (Add_plugin_symbols): Remove.
5666 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5667 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5668 (Add_symbols::run): Make it work with Pulginobj.
5670 2009-02-06 Ian Lance Taylor <iant@google.com>
5672 * object.cc (Sized_relobj::do_layout): Make info message start
5673 with lower case letter.
5675 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5677 * binary.cc: Fix file comment.
5679 * options.h (enum Incremental_disposition): Define.
5680 (class General_options): Add new options: --incremental,
5681 --incremental_changed, --incremental_unchanged,
5682 --incremental_unknown. Add incremental_disposition_ and
5683 implicit_incremental_ fields.
5684 (General_options::incremental_disposition): New function.
5685 (class Position_dependent_options): Add incremental_disposition
5687 (Position_dependent_options::copy_from_options): Set incremental
5689 * options.cc (General_options::parse_incremental_changed): New
5691 (General_options::parse_incremental_unchanged): New function.
5692 (General_options::parse_incremental_unknown): New function.
5693 (General_options::General_options): Initialize new fields
5694 incremental_disposition_ and implicit_incremental_.
5695 (General_options::finalize): Check for uasge of --incremental-*
5696 without --incremental.
5698 2009-02-06 Chris Demetriou <cgd@google.com>
5700 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5701 pointer and to report location as the file name associated with
5703 (gold_undefined_symbol_at_location): New function to replace the
5704 old gold_undefined_symbol functionality.
5705 * target-reloc.h (relocate_section): Update to use
5706 gold_undefined_symbol_at_location.
5707 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5708 Call gold_undefined_symbol function rather than gold_error.
5709 * errors.h (Errors::undefined_symbol): Take location as a
5710 string, rather than calculating it from a relocation.
5711 * errors.cc (Errors::fatal): Print "fatal error:" before the
5713 (Errors::error, Errors::error_at_location): Print "error: "
5714 before the formatted message.
5715 (Errors::undefined_symbol): Take location as a string, rather
5716 than calculating it from a relocation.
5717 (gold_undefined_symbol_at_location): New function akin to
5718 old gold_undefined_symbol, calculates location from relocation.
5719 (gold_undefined_symbol): Change to take only a Symbol pointer
5720 and to report location as the file name associated with the symbol.
5721 * testsuite/debug_msg.sh: Update for changed error messages.
5722 * testsuite/undef_symbol.sh: Likewise.
5724 2009-02-04 Duncan Sands <baldrick@free.fr>
5727 * reduced_debug_output.h
5728 (Output_reduced_debug_abbrev_section::failed): Use format for
5730 (Output_reduced_debug_info_section::faild): Likewise.
5732 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5734 * script.cc (Lazy_demangler): New class.
5735 (Version_script_info::get_symbol_version_helper): Demangle a
5738 2009-01-29 Cary Coutant <ccoutant@google.com>
5740 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5742 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5744 2009-01-28 Ian Lance Taylor <iant@google.com>
5746 * version.cc (version_string): Bump to 1.9.
5748 * gold.h: Include <cstring> and <stdint.h>.
5749 * version.cc: Include <cstdio>.
5750 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5752 * reduced_debug_output.cc (insert_into_vector): Rename from
5753 Insert_into_vector; change all callers. Use Swap_unaligned to
5754 avoid aliasing issue; remove union since it is unnecessary.
5756 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5758 * Makefile.am (CCFILES): Add gc.cc.
5760 * Makefile.in: Regenerate.
5761 * gold.cc (Gc_runner): New class.
5762 (queue_initial_tasks): Call garbage collection related tasks
5763 when corresponding options are invoked.
5764 (queue_middle_gc_tasks): New function.
5765 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5766 processed early before laying out sections during garbage collection.
5767 * gold.h (queue_middle_gc_tasks): New function.
5768 (is_prefix_of): Move from "layout.cc".
5769 * i386.cc (Target_i386::gc_process_relocs): New function.
5770 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5771 * main.cc (main): Create object of class "Garbage_collection".
5772 * object.cc (Relobj::copy_symbols_data): New function.
5773 (Relobj::is_section_name_included): New function.
5774 (Sized_relobj::do_layout): Allow this function to be called twice
5775 during garbage collection and defer layout of section during the
5777 * object.h (Relobj::get_symbols_data): New function.
5778 (Relobj::is_section_name_included): New function.
5779 (Relobj::copy_symbols_data): New function.
5780 (Relobj::set_symbols_data): New function.
5781 (Relobj::get_relocs_data): New function.
5782 (Relobj::set_relocs_data): New function.
5783 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5784 (Relobj::gc_process_relocs): New function.
5785 (Relobj::do_gc_process_relocs): New pure virtual function.
5786 (Relobj::sd_): New data member.
5787 (Sized_relobj::is_output_section_offset_invalid): New function.
5788 (Sized_relobj::do_gc_process_relocs): New function.
5789 * options.h (General_options::gc_sections): Modify to not be a no-op.
5790 (General_options::print_gc_sections): New option.
5791 * plugin.cc (Plugin_finish::run): Remove function call to
5792 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5793 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5794 * reloc.cc (Read_relocs::run): Add task to process relocs and
5795 determine unreferenced sections when doing garbage collection.
5796 (Gc_process_relocs): New class.
5797 (Sized_relobj::do_gc_process_relocs): New function.
5798 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5799 sections that are garbage collected.
5800 * reloc.h (Gc_process_relocs): New class.
5801 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5802 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5803 symbols whose corresponding sections are garbage collected.
5804 (Symbol_table::Symbol_table): Add new parameter for the garbage
5806 (Symbol_table::gc_mark_undef_symbols): New function.
5807 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5808 (Symbol_table::gc_mark_dyn_syms): New function.
5809 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5811 (Symbol_table::add_from_object): Likewise.
5812 (Symbol_table::add_from_relobj): When building shared objects, do not
5813 treat externally visible symbols as garbage.
5814 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5815 table information for static and relocatable links.
5816 * symtab.h (Symbol_table::set_gc): New function.
5817 (Symbol_table::gc): New function.
5818 (Symbol_table::gc_mark_undef_symbols): New function.
5819 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5820 (Symbol_table::gc_mark_dyn_syms): New function.
5821 (Symbol_table::gc_): New data member.
5822 * target.h (Sized_target::gc_process_relocs): New pure virtual
5824 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5825 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5827 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5829 * options.h (General_options::gc_sections): Define as a no-op for now.
5830 (General_options::no_keep_memory): Ditto.
5831 (General_options::Bshareable): Define.
5832 * options.cc (General_options::finalize): Honor -Bshareable.
5834 2009-01-20 Andreas Schwab <schwab@suse.de>
5836 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5837 read the value in the contents, since we don't use it. Use the
5838 template endianness when writing.
5839 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5841 2009-01-19 Andreas Schwab <schwab@suse.de>
5843 * configure.tgt (powerpc64-*): Fix targ_obj.
5845 2009-01-15 Ian Lance Taylor <iant@google.com>
5847 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5848 local symbols when stripping all symbols.
5850 2009-01-14 Cary Coutant <ccoutant@google.com>
5852 * output.cc (Output_reloc): Add explicit instantiations.
5854 2009-01-14 Cary Coutant <ccoutant@google.com>
5856 * archive.cc (Archive::get_elf_object_for_member): Remove call
5857 to File_read::claim_for_plugin.
5858 * descriptors.cc (Descriptors::open): Remove reference to
5860 (Descriptors::claim_for_plugin): Remove.
5861 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5862 (Descriptors::is_claimed): Remove.
5863 (claim_descriptor_for_plugin): Remove.
5864 * fileread.cc (File_read::claim_for_plugin): Remove.
5865 * fileread.h (File_read::claim_for_plugin): Remove.
5866 (File_read::descriptor): Reopen descriptor if necessary.
5867 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5868 (Plugin_manager::all_symbols_read): Add task parameter. Change
5870 (Plugin_manager::get_input_file): New function.
5871 (Plugin_manager::release_input_file): New function.
5872 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5873 corresponding data member.
5874 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5875 and pass to base constructor. Change all callers.
5876 (get_input_file, release_input_file): New functions.
5877 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5878 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5879 (Plugin_manager::all_symbols_read): Add task parameter.
5880 (Plugin_manager::get_input_file): New function.
5881 (Plugin_manager::release_input_file): New function.
5882 (Plugin_manager::task_): New data member.
5883 (Pluginobj::Pluginobj): Add filesize parameter.
5884 (Pluginobj::filename): New function.
5885 (Pluginobj::descriptor): New function.
5886 (Pluginobj::filesize): New function.
5887 (Pluginobj::filesize_): New data member.
5888 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5889 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5890 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5892 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5893 with archive libraries.
5894 * testsuite/Makefile.in: Regenerate.
5895 * testsuite/plugin_test.c (struct sym_info): New type.
5896 (get_input_file, release_input_file): New static variables.
5897 (onload): Capture new transfer vector entries.
5898 (claim_file_hook): Stop reading at end of file according to filesize.
5899 Factor out parsing of readelf output into separate function.
5900 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5901 APIs and get the source file name from the symbol table. Convert
5902 source file name to corresponding object file name. Print info
5903 message when adding new input files.
5904 (parse_readelf_line): New function.
5905 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5906 * testsuite/plugin_test_2.sh: Likewise.
5907 * testsuite/plugin_test_3.sh: Likewise.
5908 * testsuite/plugin_test_4.sh: New test case.
5910 2009-01-07 Ian Lance Taylor <iant@google.com>
5912 * version.cc (version_string): Bump to 1.8.
5914 2008-12-23 Cary Coutant <ccoutant@google.com>
5916 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5917 * plugin.cc (Plugin_manager::finish): Rename as
5918 layout_deferred_objects. Move cleanup to separate function.
5919 (Plugin_manager::cleanup): New function.
5920 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5922 * plugin.h (Plugin_manager::finish): Rename as
5923 layout_deferred_objects.
5924 (Plugin_manager::cleanup): New function.
5925 (Plugin_manager::cleanup_done): New field.
5927 2008-12-23 Cary Coutant <ccoutant@google.com>
5929 * plugin.cc (is_visible_from_outside): New function.
5930 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5931 so we don't return "IR only" status for exported symbols or -r links.
5933 * testsuite/Makefile.am (plugin_test_3): New test case.
5934 * testsuite/Makefile.in: Regenerate.
5935 * testsuite/plugin_test_3.sh: New file.
5937 2008-12-22 Cary Coutant <ccoutant@google.com>
5939 * object.cc (Sized_relobj::layout_section): New function.
5940 (Sized_relobj::do_layout): Defer layout of input sections until after
5941 plugin has provided replacement files.
5942 (Sized_relobj::do_layout_deferred_sections): New function.
5943 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5944 (Relobj::layout_deferred_sections): New function.
5945 (Relobj::do_layout_deferred_sections): New function.
5946 (Sized_relobj::do_layout_deferred_sections): New function.
5947 (Sized_relobj::layout_section): New function.
5948 (Sized_relobj::Deferred_layout): New structure.
5949 (Sized_relobj::deferred_layout_): New field.
5950 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5951 Change all callers. Layout deferred sections.
5952 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5954 (Plugin_hook::run): Move code from do_plugin_hook inline.
5955 (Plugin_hook::do_plugin_hook): Remove.
5956 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5957 (Plugin_manager::finish): Renamed, was cleanup.
5958 (Plugin_manager::should_defer_layout): New function.
5959 (Plugin_manager::add_deferred_layout_object): New function.
5960 (Plugin_manager::Deferred_layout_list): New type.
5961 (Plugin_manager::deferred_layout_objects_): New field.
5962 (Plugin_hook::do_plugin_hook): Remove.
5964 2008-12-17 Ian Lance Taylor <iant@google.com>
5966 * options.h (class General_options): Add --no case for
5969 2008-12-16 Cary Coutant <ccoutant@google.com>
5971 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5973 (Plugin_manager::claim_file): Create plugin object even if
5974 plugin did not call the add_symbols callback.
5975 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5976 asking for more symbols than were added.
5977 * testsuite/Makefile.am (plugin_test_1): Add test case with
5979 (empty.syms): New target.
5980 * testsuite/Makefile.in: Regenerate.
5981 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5982 message. Don't call add_symbols if no globals.
5983 (all_symbols_read_hook): Don't provide replacement for empty
5986 2008-12-12 Ian Lance Taylor <iant@google.com>
5988 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5989 r_type == 0 for a local symbol with r_sym == 0.
5990 (scan_relocatable_relocs): Pass r_sym to
5991 local_non_section_strategy.
5992 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5995 * configure.ac: Update test for TLS descriptors: they are
5996 supported as of glibc 2.9.
5997 * configure: Rebuild.
5999 2008-12-11 Ian Lance Taylor <iant@google.com>
6002 * target-reloc.h (Default_scan_relocatable_relocs): For each
6003 function, map r_type == 0 to RELOC_DISCARD.
6005 2008-12-10 Cary Coutant <ccoutant@google.com>
6007 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6008 object to override a kept COMDAT group from a plugin object.
6010 2008-12-09 Ian Lance Taylor <iant@google.com>
6013 * yyscript.y (file_cmd): Handle INPUT.
6015 * testsuite/initpri1.c: Change all declarations to be full
6016 prototypes by adding void, to avoid compiler warnings.
6018 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6020 * options.cc (General_options::parse_plugin_opt): New.
6021 (General_options::add_plugin): The argument now is just the filename.
6022 (General_options::add_plugin_option): New.
6023 * options.h (plugin_opt): New.
6024 (add_plugin): Change argument name.
6025 (add_plugin_option): New.
6026 * plugin.cc (Plugin::load): Don't parse the plugin option.
6027 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6028 (Plugin::add_option): New.
6029 (Plugin::args_): Change type.
6030 (Plugin::filename_): New.
6031 (Plugin_manager::add_plugin_option): New.
6032 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6033 * testsuite/Makefile.in: Regenerate.
6035 2008-12-05 Cary Coutant <ccoutant@google.com>
6037 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6038 Handle --strip-lto-sections option.
6039 * options.h (strip_lto_sections): New option.
6041 2008-12-01 Cary Coutant <ccoutant@google.com>
6043 * plugin.cc (ld_plugin_message): Change format parameter to const.
6044 Fix mismatch between new[] and delete.
6046 2008-11-14 Cary Coutant <ccoutant@google.com>
6048 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6051 2008-11-05 Craig Silverstein <csilvers@google.com>
6053 * options.cc (General_options::parse_dynamic_list): New function.
6054 * options.h (General_options): New flags dynamic_list,
6055 dynamic_list_data, dynamic_list_cpp_new, and
6056 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6057 (General_options::in_dynamic_list): New function.
6058 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6059 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6060 (Lex::can_continue_name): Likewise.
6062 (read_script_file): New parameter script_options.
6063 (read_dynamic_list): New function.
6064 (Script_options::define_dynamic_list): New function.
6065 (dynamic_list_keyword_parsecodes): New variable.
6066 (dynamic_list_keywords): New variable.
6067 * script.h (Script_options::define_dynamic_list): New function
6069 (read_dynamic_list): New function prototype.
6070 * symtab.cc (strprefix): New macro.
6071 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6072 dynamic_list_data, dynamic_list_cpp_new, and
6073 dynamic_list_cpp_typeinfo.
6074 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6075 (dynamic_list_expr): New rule.
6076 (dynamic_list_nodes): Likewise.
6077 (dynamic_list_node): Likewise.
6078 * testsuite/Makefile.am (dynamic_list): New test.
6079 * testsuite/Makefile.in: Regenerated.
6080 * testsuite/dynamic_list.t: New file.
6081 * testsuite/dynamic_list.sh: New file.
6083 2008-11-05 Craig Silverstein <csilvers@google.com>
6085 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6086 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6087 (t11_last): Likewise.
6088 * testsuite/ver_test_6.c (main): Likewise.
6090 2008-10-07 Cary Coutant <ccoutant@google.com>
6092 * options.c (General_options::finalize): Add check for -static and
6094 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6097 2008-10-02 Cary Coutant <ccoutant@google.com>
6099 * plugin.cc (make_sized_plugin_object): Fix conditional
6100 compilation to work when not all targets are enabled.
6102 2008-09-29 Cary Coutant <ccoutant@google.com>
6104 * archive.cc (Archive::get_file_and_offset): Use filename instead
6105 of name to get library path.
6106 (Archive::include_member): Unlock external member of a thin archive.
6108 * testsuite/Makefile.am (TEST_AR): New variable.
6109 (thin_archive_test_1): New test.
6110 (thin_archive_test_2): New test.
6111 * testsuite/Makefile.in: Regenerate.
6112 * testsuite/thin_archive_main.cc: New file.
6113 * testsuite/thin_archive_test_1.cc: New file.
6114 * testsuite/thin_archive_test_2.cc: New file.
6115 * testsuite/thin_archive_test_3.cc: New file.
6116 * testsuite/thin_archive_test_4.cc: New file.
6118 2008-09-29 Cary Coutant <ccoutant@google.com>
6120 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6121 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6123 (Sized_relobj::do_finalize_local_symbols): Likewise.
6124 (Sized_relobj::map_to_kept_section): Likewise.
6125 * object.h (Sized_relobj::invalid_address): New constant.
6126 (Sized_relobj::do_output_section_offset): Check for invalid_address
6128 * output.cc (Output_reloc::local_section_offset): Use constant
6129 invalid_address instead of -1U.
6130 (Output_reloc::get_address): Likewise.
6131 (Output_section::output_address): Change -1U to -1ULL.
6132 * output.h (Output_reloc::invalid_address): New constant.
6133 * reloc.cc (Sized_relobj::write_sections): Use constant
6134 invalid_address instead of -1U.
6135 (Sized_relobj::relocate_sections): Likewise.
6136 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6137 values for merge sections.
6138 * target-reloc.h (relocate_for_relocatable): Use constant
6139 invalid_address instead of -1U.
6141 2008-09-19 Cary Coutant <ccoutant@google.com>
6143 Add plugin functionality for link-time optimization (LTO).
6144 * configure.ac (plugins): Add --enable-plugins option.
6145 * configure: Regenerate.
6146 * config.in: Regenerate.
6147 * Makefile.am (LIBDL): New variable.
6148 (CCFILES): Add plugin.cc.
6149 (HFILES): Add plugin.h.
6150 (ldadd_var): Add LIBDL.
6151 * Makefile.in: Regenerate.
6153 * archive.cc: Include "plugin.h".
6154 (Archive::setup): Don't preread archive symbols when using a plugin.
6155 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6156 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6158 (Archive::include_member): Add symbols from plugin objects.
6159 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6160 * descriptors.cc (Descriptors::open): Check for file descriptors
6161 abandoned by plugins.
6162 (Descriptors::claim_for_plugin): New function.
6163 * descriptors.h (Descriptors::claim_for_plugin): New function.
6164 (Open_descriptor::is_claimed): New field.
6165 (claim_descriptor_for_plugin): New function.
6166 * fileread.cc (File_read::claim_for_plugin): New function.
6167 * fileread.h (File_read::claim_for_plugin): New function.
6168 (File_read::descriptor): New function.
6169 * gold.cc: Include "plugin.h".
6170 (queue_initial_tasks): Add task to call plugin hooks for generating
6172 * main.cc: Include "plugin.h".
6173 (main): Load plugin libraries.
6174 * object.h (Pluginobj): Declare.
6175 (Object::pluginobj): New function.
6176 (Object::do_pluginobj): New function.
6177 (Object::set_target): New function.
6178 * options.cc: Include "plugin.h".
6179 (General_options::parse_plugin): New function.
6180 (General_options::General_options): Initialize plugins_ field.
6181 (General_options::add_plugin): New function.
6182 * options.h (Plugin_manager): Declare.
6183 (General_options): Add --plugin option.
6184 (General_options::has_plugins): New function.
6185 (General_options::plugins): New function.
6186 (General_options::add_plugin): New function.
6187 (General_options::plugins_): New field.
6188 * plugin.cc: New file.
6189 * plugin.h: New file.
6190 * readsyms.cc: Include "plugin.h".
6191 (Read_symbols::do_read_symbols): Check for archive before checking
6192 for ELF file. Call plugin hooks to claim files.
6193 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6194 from a real object file; force override when processing replacement
6196 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6197 (Symbol::init_base_object): Likewise.
6198 (Symbol::init_base_output_data): Likewise.
6199 (Symbol::init_base_output_segment): Likewise.
6200 (Symbol::init_base_constant): Likewise.
6201 (Symbol::init_base_undefined): Likewise.
6202 (Symbol::output_section): Assert that object is not a plugin.
6203 (Symbol_table::add_from_pluginobj): New function.
6204 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6206 (Symbol_table::sized_write_globals): Likewise.
6207 (Symbol_table::add_from_pluginobj): Instantiate template.
6208 * symtab.h (Sized_pluginobj): Declare.
6209 (Symbol::in_real_elf): New function.
6210 (Symbol::set_in_real_elf): New function.
6211 (Symbol::in_real_elf_): New field.
6212 (Symbol_table::add_from_pluginobj): New function.
6214 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6215 (LIBDL): New variable.
6217 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6218 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6219 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6220 (MOSTLYCLEANFILES): Likewise.
6221 * testsuite/Makefile.in: Regenerate.
6222 * testsuite/plugin_test.c: New file.
6223 * testsuite/plugin_test_1.sh: New file.
6224 * testsuite/plugin_test_2.sh: New file.
6226 2008-09-16 Ian Lance Taylor <iant@google.com>
6228 * target-reloc.h (relocate_section): Check whether a symbol is
6229 defined by the ABI before reporting an undefined symbol error.
6230 * target.h (Target::is_defined_by_abi): Make parameter const.
6231 (Target::do_is_defined_by_abi): Likewise.
6232 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6233 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6234 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6235 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6236 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6237 * testsuite/Makefile.in: Rebuild.
6239 * fileread.cc (make_view): Add casts to avoid warning.
6241 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6243 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6244 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6246 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6248 * options.h (General_options::output_is_executable): New.
6249 (General_options::output_is_pie): New.
6250 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6251 for shared libraries.
6252 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6254 2008-09-11 Chris Demetriou <cgd@google.com>
6256 * options.h (origin): New -z option.
6257 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6258 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6261 2008-09-05 Cary Coutant <ccoutant@google.com>
6263 * fileread.cc (File_read::make_view): Add check for attempt to map
6266 2008-09-05 Cary Coutant <ccoutant@google.com>
6268 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6269 explicit instantiations.
6271 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6274 * options.cc (General_options::finalize): Allow undefined symbols
6275 in shlibs if linking -shared.
6278 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6279 symbols as not needing a dynsym entry.
6281 2008-08-20 Craig Silverstein <csilvers@google.com>
6283 * fileread.cc (File_read::open): Do not lock the file unless it
6284 was successfully opened.
6286 2008-08-14 Cary Coutant <ccoutant@google.com>
6288 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6289 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6290 * testsuite/tls_test.cc (struct int128): 128-bit struct
6291 for testing TLS relocs with non-zero addend.
6292 (v12): New TLS variable.
6294 (t_last): Add check for v12.
6295 * testsuite/tls_test.h (t12): New function.
6296 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6298 2008-08-13 Ian Lance Taylor <iant@google.com>
6300 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6301 set tls_segment_ or relro_segment_.
6302 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6304 * output.h (Output_section::clear_is_relro): New function.
6305 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6306 sections specially even when output_data_ is empty.
6307 (Output_segment::maximum_alignment): When first section is relro,
6308 only force alignment for PT_LOAD segments.
6309 * script.cc (script_data_segment_align): New function.
6310 (script_data_segment_relro_end): New function.
6311 * script-c.h (script_data_segment_align): Declare.
6312 (script_data_segment_relro_end): Declare.
6313 * script-sections.h (class Script_sections): Declare
6314 data_segment_align and data_segment_relro_end. Add fields
6315 segment_align_index_ and saw_relro_end_.
6316 * script-sections.cc (class Sections_element): Add set_is_relro
6317 virtual function. Add new bool* parameter to place_orphan_here.
6318 Add get_output_section virtual function.
6319 (class Output_section_definition): Add set_is_relro. Add new
6320 bool* parameter to place_orphan_here. Add get_output_section.
6321 Add is_relro_ field.
6322 (Output_section_definition::Output_section_definition): Initialize
6323 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6324 and is_relro_ fields.
6325 (Output_section_definition::place_orphan_here): Add is_relro
6327 (Output_section_definition::set_section_addresses): Set relro for
6329 (Output_section_definition::alternate_constraint): Likewise.
6330 (class Orphan_output_section): Add new bool* parameter to
6331 place_orphan_here. Add get_output_section.
6332 (Orphan_output_section::place_orphan_here): Add is_relro
6334 (Script_sections::Script_sections): Initialize
6335 data_segment_align_index_ and saw_relro_end_.
6336 (Script_sections::data_segment_align): New function.
6337 (Script_sections::data_segment_relro_end): New function.
6338 (Script_sections::place_orphan): Set or clear is_relro.
6339 (Script_sections::set_section_addresses): Force alignment of first
6341 * yyscript.y (exp): Call script_data_segment_align and
6342 script_data_segment_relro_end.
6343 * testsuite/relro_script_test.t: New file.
6344 * testsuite/relro_test.cc (using_script): Declare.
6345 (t1, t2): Test using_script.
6346 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6347 (relro_script_test_SOURCES): Define.
6348 (relro_script_test_DEPENDENCIES): Define.
6349 (relro_script_test_LDFLAGS): Define.
6350 (relro_script_test_LDADD): Define.
6351 (relro_script_test.so): New target.
6352 * testsuite/Makefile.in: Rebuild.
6354 2008-08-06 Cary Coutant <ccoutant@google.com>
6356 * archive.cc (Archive::total_archives, Archive::total_members)
6357 (Archive::total_members_loaded): New variables.
6358 (Archive::setup): Add parameter. Add option to preread
6360 (Archive::read_armap): Add counter.
6361 (Archive::get_file_and_offset): New function.
6362 (Archive::get_elf_object_for_member): New function.
6363 (Archive::read_all_symbols): New function.
6364 (Archive::read_symbols): New function.
6365 (Archive::add_symbols): Add counters.
6366 (Archive::include_all_members): Use armap to find members if it's
6368 (Archive::include_member): Skip reading symbols if already read.
6369 Factored code into Archive::get_file_and_offset and
6370 Archive::get_elf_object_for_member. Changed call to
6371 Mapfile::report_include_archive_member.
6372 (Archive::print_stats): New function.
6373 * archive.h: Declare Object and Read_symbols_data classes.
6374 (Archive::Archive): Add initializers for new members.
6375 (Archive::setup): Add parameter.
6376 (Archive::print_stats): New function.
6377 (Archive::total_archives, Archive::total_members)
6378 (Archive::total_members_loaded): New variables.
6379 (Archive::get_file_and_offset): New function.
6380 (Archive::get_elf_object_for_member): New function.
6381 (Archive::read_all_symbols): New function.
6382 (Archive::read_symbols): New function.
6383 (Archive::Archive_member): New class.
6384 (Archive::members_): New member.
6385 (Archive::num_members_): New member.
6386 * main.cc: Include archive.h.
6387 (main): Call Archive::print_stats.
6388 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6389 archive parameter; member_name is now the fully-decorated name.
6390 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6391 * options.h: (General_options): Add --preread-archive-symbols option.
6392 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6395 2008-08-04 Ian Lance Taylor <iant@google.com>
6397 * symtab.h (Symbol::use_plt_offset): New function.
6398 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6399 * powerpc.cc (Relocate::relocate): Likewise.
6400 * sparc.cc (Relocate::relocate): Likewise.
6401 * x86_64.cc (Relocate::relocate): Likewise.
6402 * testsuite/weak_plt.sh: New test.
6403 * testsuite/weak_plt_main.cc: New test.
6404 * testsuite/weak_plt_shared.cc: New test.
6405 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6406 (check_PROGRAMS): Add weak_plt.
6407 (check_DATA): Add weak_plt_shared.so.
6408 (weak_plt_main_pic.o, weak_plt): New targets.
6409 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6410 * testsuite/Makefile.in: Rebuild.
6412 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6414 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6415 * testsuite/Makefile.in: Rebuild.
6417 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6419 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6420 * Makefile.in: Regenerate.
6421 * po/POTFILES.in: Regenerate.
6423 2008-07-29 Ian Lance Taylor <iant@google.com>
6425 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6426 symbols before other symbols.
6427 * testsuite/script_test_2.cc (test_addr): Declare.
6428 (test_addr_alias): Declare.
6429 (main): Check that test_addr and test_addr_alias have the right
6431 * testsuite/script_test_2.t: Define test_addr_alias and
6434 2008-07-24 Ian Lance Taylor <iant@google.com>
6437 * descriptors.cc: New file.
6438 * descriptors.h: New file.
6439 * gold-threads.h (class Hold_optional_lock): New class.
6440 * fileread.cc: Include "descriptors.h".
6441 (File_read::~File_read): Release descriptor rather than closing
6443 (File_read::open) [file]: Call open_descriptor rather than open.
6444 Set is_descriptor_opened_.
6445 (File_read::open) [memory]: Assert that descriptor is not open.
6446 (File_read::reopen_descriptor): New function.
6447 (File_read::release): Release descriptor.
6448 (File_read::do_read): Make non-const. Reopen descriptor.
6449 (File_read::read): Make non-const.
6450 (File_read::make_view): Reopen descriptor.
6451 (File_read::do_readv): Likewise.
6452 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6453 Update declarations.
6454 * layout.cc: Include "descriptors.h".
6455 (Layout::create_build_id): Use open_descriptor rather than open.
6456 * output.cc: Include "descriptors.h".
6457 (Output_file::open): Use open_descriptor rather than open.
6458 * archive.cc (Archive::const_iterator): Change Archive to be
6460 (Archive::begin, Archive::end): Make non-const.
6461 (Archive::count_members): Likewise.
6462 * archive.h (class Archive): Update declarations.
6463 * object.h (Object::read): Make non-const.
6464 * Makefile.am (CCFILES): Add descriptors.cc.
6465 (HFILES): Add descriptors.h.
6466 * Makefile.in: Rebuild.
6469 * gold.h: Always include <clocale>. Add Solaris workarounds
6470 following code in binutils/sysdep.h.
6473 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6474 this->eh_frame_hdr_ is NULL before using it.
6476 * dynobj.cc (Versions::Versions): Update comment.
6478 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6479 the base version name.
6481 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6482 array size plus one.
6483 (Stringpool_template::set_string_offsets): Subtract one from key
6484 before using it as an array index.
6485 (Stringpool_template::get_offset_with_length): Likewise.
6486 (Stringpool_template::write_to_buffer): Likewise.
6487 * stringpool.h (Stringpool_template::get_offset_from_key):
6490 2008-07-23 Ian Lance Taylor <iant@google.com>
6493 * object.h (Merged_symbol_value::value): Do our best to handle a
6497 * script.cc (Version_script_info::get_versions): Don't add empty
6498 version tag to return value.
6499 (Version_script_info::get_symbol_version_helper): Change return
6500 type to bool. Add pversion parameter. Change all callers.
6501 (script_register_vers_node): Don't require a non-NULL tag.
6502 * script.h (class Version_script_info): Update declarations.
6503 (Version_script_info::get_symbol_version): Change return type to
6504 bool. Add version parameter. Change all callers.
6505 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6506 handling. Handle an empty version from a version script.
6507 (Symbol_table::define_special_symbol): Likewise.
6508 * testsuite/ver_test_10.script: New file.
6509 * testsuite/ver_test_10.sh: New file.
6510 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6511 (check_DATA): Add ver_test_10.syms.
6512 (ver_test_10.syms, ver_test_10.so): New target.
6513 * testsuite/Makefile.in: Rebuild.
6515 2008-07-23 Simon Baldwin <simonb@google.com>
6517 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6518 to zero for undefined symbols from dynamic libraries.
6520 2008-07-23 Ian Lance Taylor <iant@google.com>
6522 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6524 * symtab.h (class Symbol_table): Update declaration.
6525 * testsuite/ver_test_9.cc: New file.
6526 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6527 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6528 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6529 (ver_test_9.so, ver_test_9.o): New targets.
6530 * testsuite/Makefile.in: Rebuild.
6532 2008-07-22 Ian Lance Taylor <iant@google.com>
6534 * options.h (class General_options): Define --check-sections.
6535 * layout.cc (Layout::set_segment_offsets): Handle
6538 * options.h (class General_options): Define -n/--nmagic and
6540 * options.cc (General_options::finalize): For -n/--nmagic or
6541 -N/--omagic, set -static.
6542 * layout.cc (Layout::attach_allocated_section_to_segment): If
6543 -N/--omagic, don't put read-only and read-write sections in
6545 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6546 finding a read-only segment.
6547 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6548 don't set the minimum segment alignment to the common page size,
6549 and don't set the file offset to the address modulo the page size.
6550 * script-sections.cc (Script_sections::create_segments): If
6551 -n/--omagic, don't put read-only and read-write sections in
6554 * cref.cc: New file.
6556 * options.h (class General_options): Add --print-symbol-counts.
6557 * main.cc (main): Issue defined symbol report if requested.
6558 * archive.cc (Archive::interpret_header): Make into a const member
6560 (Archive::add_symbols): Call Input_objects::archive_start and
6562 (Archive::const_iterator): Define new class.
6563 (Archive::begin, Archive::end): New functions.
6564 (Archive::include_all_members): Rewrite to use iterator.
6565 (Archive::count_members): New function.
6566 * archive.h (class Archive): Update declarations.
6567 (Archive::filename): New function.
6568 * object.cc: Include "cref.h".
6569 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6570 (Sized_relobj::do_get_global_symbol_counts): New function.
6571 (Input_objects::add_object): Add object to cross-referencer.
6572 (Input_objects::archive_start): New function.
6573 (Input_objects::archive_stop): New function.
6574 (Input_objects::print_symbol_counts): New function.
6575 * object.h: Declare Cref and Archive.
6576 (Object::get_global_symbol_counts): New function.
6577 (Object::do_get_global_symbol_counts): New pure virtual function.
6578 (class Sized_relobj): Add defined_count_ field. Update
6580 (class Input_objects): Add cref_ field. Update constructor.
6581 Update declarations.
6582 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6584 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6586 (Sized_dynobj::do_get_global_symbol_counts): New function.
6587 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6588 defined_count_. Update declarations. Define Symbols typedef.
6589 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6590 parameter. Change all callers.
6591 (Symbol_table::add_from_dynobj): Add sympointers and defined
6592 parameters. Change all callers.
6593 * symtab.h (class Symbol_table): Update declarations.
6594 * Makefile.am (CCFILES): Add cref.cc.
6595 (HFILES): Add cref.h.
6596 * Makefile.in: Rebuild.
6598 2008-07-22 Simon Baldwin <simonb@google.com>
6600 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6601 to zero when writing undefined symbols.
6603 2008-07-22 Ian Lance Taylor <iant@google.com>
6605 * output.cc (Output_section::add_input_section): Don't try to
6606 merge empty merge sections.
6608 2008-07-21 Craig Silverstein <csilvers@google.com>
6610 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6611 Include symbol version in error message.
6613 2008-07-20 Chris Demetriou <cgd@google.com>
6615 * configure.ac (gold_cv_c_random_seed): New configured variable.
6616 (RANDOM_SEED_CFLAGS): New substituted variable.
6617 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6618 * configure: Rebuild.
6619 * Makefile.in: Likewise.
6620 * testsuite/Makefile.in: Likewise.
6622 2008-07-18 Ian Lance Taylor <iant@google.com>
6624 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6625 where we see NAME/NULL and NAME/VERSION as separate symbols.
6626 * testsuite/ver_test_main.cc (main): Call t4.
6627 (t4, t4_2a): Define.
6628 * testsuite/ver_test_2.cc (t4_2): Define.
6629 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6630 * testsuite/ver_test_4.cc (t4_2a): Define.
6631 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6632 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6634 2008-07-17 Ian Lance Taylor <iant@google.com>
6636 * dynobj.cc (Versions::add_def): If we give an error about a
6637 missing version, go ahead and create the version anyhow.
6639 2008-07-10 Ian Lance Taylor <iant@google.com>
6641 Handle output sections with more than 0x7fffffff bytes.
6642 * object.h (class Relobj): Change map_to_output_ to
6643 output_sections_, and just keep a section pointer. Change all
6644 uses. Move comdat group support to Sized_relobj.
6645 (Relobj::is_section_specially_mapped): Remove.
6646 (Relobj::output_section): Remove poff parameter. Change all
6648 (Relobj::output_section_offset): New function.
6649 (Relobj::set_section_offset): Rewrite.
6650 (Relobj::map_to_output): Remove.
6651 (Relobj::output_sections): New function.
6652 (Relobj::do_output_section_offset): New pure virtual function.
6653 (Relobj::do_set_section_offset): Likewise.
6654 (class Sized_relobj): Add section_offsets_ field. Add comdat
6655 group support from Relobj. Update declarations.
6656 (Sized_relobj::get_output_section_offset): New function.
6657 (Sized_relobj::do_output_section_offset): New function.
6658 (Sized_relobj::do_set_section_offset): New function.
6659 * object.cc (Relobj::output_section_address): Remove.
6660 (Sized_relobj::Sized_relobj): Initialize new fields.
6661 (Sized_relobj::include_section_group): Cast find_kept_object to
6663 (Sized_relobj::include_linkonce_section): Likewise.
6664 (Sized_relobj::do_layout): Use separate arrays for output section
6666 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6668 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6669 output_sections and section_offsets.
6670 (Sized_relobj::write_local_symbols): Likewise.
6671 (map_to_kept_section): Compute output address directly.
6672 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6673 output_sections and section_offsets.
6674 (Sized_relobj::write_sections): Likewise.
6675 (Sized_relobj::relocate_sections): Likewise.
6676 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6677 * output.h (class Output_reloc): Update declarations. Change
6678 u2_.relobj to Sized_relobj*.
6679 (class Output_data_reloc): Change add functions to use
6681 * output.cc (Output_reloc::Output_reloc): Change relobj to
6683 (Output_reloc::local_section_offset): Change return type to
6684 Elf_Addr. Use get_output_section_offset.
6685 (Output_reloc::get_address): Likewise.
6686 (Output_section::is_input_address_mapped): Don't call
6687 is_section_specially_mapped.
6688 (Output_section::output_offset): Likewise.
6689 (Output_section::output_address): Likewise.
6690 (Output_section::starting_output_address): Likewise.
6691 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6692 parameter to Sized_relobj*.
6693 (Copy_relocs::need_copy_reloc): Likewise.
6694 (Copy_relocs::save): Likewise.
6695 * copy-relocs.h (class Copy_relocs): Update declarations.
6696 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6697 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6698 * target-reloc.h (relocate_for_relocatable): Change
6699 offset_in_output_section type to Elf_Addr. Change code that uses
6701 * layout.cc (Layout::layout): Always set *off.
6702 * mapfile.cc (Mapfile::print_input_section): Use
6703 output_section_offset.
6704 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6706 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6707 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6708 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6710 2008-07-03 Ian Lance Taylor <iant@google.com>
6712 * layout.cc (Layout::include_section): Do not discard unrecognized
6713 SHT_STRTAB sections.
6715 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6717 * script.cc (Lex::can_continue_name): Make '?' allowable in
6718 version-script names.
6719 * testsuite/version_script.map: Change glob pattern to use '?'
6721 2008-06-30 Manish Singh <yosh@gimp.org>
6724 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6727 2008-06-30 Ian Lance Taylor <iant@google.com>
6731 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6732 versions]: Don't try to read the value in the contents, since we
6733 don't use it. Use the template endianness when writing.
6735 2008-06-25 Cary Coutant <ccoutant@google.com>
6737 * fileread.cc (File_read::make_view): Assert on zero-length view.
6738 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6739 symbol table when there are no symbols to read.
6741 2008-06-23 Craig Silverstein <csilvers@google.com>
6743 * version.cc (version_string): Bump to 1.7
6745 2008-06-18 Craig Silverstein <csilvers@google.com>
6747 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6748 constant 0xFFFF to type Valtype.
6749 (Powerpc_relocate_functions::rel16_ha): Likewise.
6751 2008-06-17 Ian Lance Taylor <iant@google.com>
6753 * output.h (Output_section::Input_section): Initialize p2align_ to
6754 zero for Output_section_data constructors.
6755 (Output_section::Input_section::addralign): If not an input
6756 section, return the alignment of the Output_section_data.
6757 * testsuite/copy_test.cc: New file.
6758 * testsuite/copy_test_1.cc: New file.
6759 * testsuite/copy_test_2.cc: New file.
6760 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6761 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6762 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6763 (copy_test_1_pic.o, copy_test_1.so): New targets.
6764 (copy_test_2_pic.o, copy_test_2.so): New targets.
6765 * testsuite/Makefile.in: Rebuild.
6767 * script-sections.cc (Script_sections::place_orphan): Initialize
6768 local variable exact.
6770 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6772 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6774 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6775 David S. Miller <davem@davemloft.net>
6777 * powerpc.cc: New file.
6778 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6779 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6780 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6781 * Makefile.in: Rebuild.
6783 2008-06-09 Ian Lance Taylor <iant@google.com>
6785 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6787 (throwing, orig_terminate): New static variables.
6788 (terminate_handler): New static function.
6789 (t2): Set terminate handler.
6791 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6794 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6797 2008-05-30 Cary Coutant <ccoutant@google.com>
6799 * archive.cc (Archive::include_all_members) Correct to step
6800 over symbol table and extended name table in thin archives.
6802 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6805 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6808 2008-05-28 Caleb Howe <cshowe@google.com>
6810 * reduced_debug_output.cc: New file.
6811 * reduced_debug_output.h: New file.
6812 * options.h (class General_options): Add --strip-debug-non-line.
6813 * options.cc (General_options::finalize): Add strip_debug_non_line
6814 to the strip heirarchy.
6815 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6817 * layout.cc: Include "reduced_debug_output.h".
6818 (Layout::Layout): Initialize new fields.
6819 (line_only_debug_sections): New static array.
6820 (is_lines_only_debug_sections): New static inline function.
6821 (Layout::include_section): Handle --strip-debug-non-line.
6822 (Layout::make_output_section): If --strip-debug-non-line, build
6823 new output sections for .debug_abbrev and .debug_info.
6824 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6825 gold. Warn about possible overflow.
6826 (read_signed_LEB_128): Likewise.
6827 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6828 (read_signed_LEB_128): Declare.
6829 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6830 (HFILES): Add reduced_debug_output.h.
6831 * Makefile.in: Rebuild.
6833 2008-05-21 Ian Lance Taylor <iant@google.com>
6835 * mapfile.cc: New file.
6836 * mapfile.h: New file.
6837 * options.h (class General_options): Add -M/--print-map and -Map.
6838 * options.cc (General_options::finalize): Make -M equivalent to
6840 * main.cc: Include <cstdio> and "mapfile.h".
6841 (main): Open mapfile if requested.
6842 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6843 constructor. Change caller.
6844 (queue_initial_tasks): Add mapfile parameter. Change caller.
6845 (queue_middle_tasks): Likewise.
6846 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6848 * archive.cc: Include "mapfile.h".
6849 (Archive::add_symbols): Add mapfile parameter. Change all
6850 callers. Pass mapfile, symbol, and reason to include_member.
6851 (Archive::include_all_members): Add mapfile parameter. Change all
6853 (Archive::include_member): Add mapfile, sym, and why parameters.
6854 Change all callers. Report inclusion to map file.
6855 * archive.h: Include "fileread.h".
6856 (class Archive): Update declarations.
6857 (Archive::file): New const method.
6858 (class Add_archive_symbols): Add mapfile_ field. Update
6859 constructor. Change all callers.
6860 * readsyms.h (class Read_symbols): Likewise.
6861 (class Finish_group): Likewise.
6862 (class Read_script): Likewise.
6863 * common.cc: Include "mapfile.h".
6864 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6866 (Symbol_table::do_allocate_commons): Likewise.
6867 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6868 symbol allocation to mapfile.
6869 * common.h (class Allocate_commons_task): Add mapfile_ field.
6870 Update constructor. Change all callers.
6871 * symtab.h (class Symbol_table): Update declarations.
6872 * layout.cc: Include "mapfile.h".
6873 (Layout_task_runner::run): Print information to mapfile.
6874 (Layout::create_gold_note): Change Output_data_fixed_space to
6875 Output_data_zero_fill.
6876 (Layout::create_build_id): Likewise.
6877 (Layout::print_to_mapfile): New function.
6878 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6879 constructor. Change caller.
6880 (class Layout): Declare print_to_mapfile.
6881 * output.cc (Output_section::Input_section::print_to_mapfile): New
6883 (Output_section::add_input_section): If producing a map, always
6884 add to input_sections_ list.
6885 (Output_section::do_print_to_mapfile): New function.
6886 (Output_segment::print_sections_to_mapfile): New function.
6887 (Output_segment::print_section_list_to_mapfile): New function.
6888 * output.h: Include "mapfile.h".
6889 (Output_data::print_to_mapfile): New function.
6890 (Output_data::do_print_to_mapfile): New virtual function.
6891 (Output_segment_headers::do_print_to_mapfile): New function.
6892 (Output_file_header::do_print_to_mapfile): New function.
6893 (Output_data_const::do_print_to_mapfile): New function.
6894 (class Output_data_const_buffer): Add map_name_ field. Update
6895 constructor. Change all callers. Add do_print_to_mapfile
6897 (class Output_data_fixed_space): Likewise.
6898 (class Output_data_space): Likewise.
6899 (class Output_data_zero_fill): New class.
6900 (Output_data_strtab::do_print_to_mapfile): New function.
6901 (Output_data_reloc_base::do_print_to_mapfile): New function.
6902 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6903 (Output_data_group::do_print_to_mapfile): New function.
6904 (Output_data_got::do_print_to_mapfile): New function.
6905 (Output_data_dynamic::do_print_to_mapfile): New function.
6906 (Output_symtab_xindex::do_print_to_mapfile): New function.
6907 (class Output_section): Declare do_print_to_mapflie. Declare
6908 print_to_mapfile in Input_section.
6909 (class Output_segment): Declare new functions.
6910 * object.h (Sized_relobj::symbol_count): New function.
6911 * script-sections.cc
6912 (Output_section_element_dot_assignment::set_section_addresses):
6913 Change Output_data_fixed_space to Output_data_zero_fill.
6914 (Output_data_expression::do_print_to_mapfile): New function.
6915 * script.cc (read_input_script): Add mapfile parameter. Change
6917 * script.h (read_input_script): Update declaration.
6918 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6919 (Eh_frame::do_print_to_mapfile): New function.
6920 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6921 (Output_merge_string::do_print_to_mapfile): New function.
6922 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6924 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6926 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6928 * Makefile.am (CCFILES): Add mapfile.cc.
6929 (HFILES): Add mapfile.h.
6930 * Makefile.in: Rebuild.
6932 2008-05-19 Ian Lance Taylor <iant@google.com>
6934 * options.h (class General_options): Add -z relro.
6935 * layout.cc (Layout::Layout): Initialize relro_segment_.
6936 (Layout::add_output_section_data): Return the output section.
6937 (Layout::make_output_section): Rcognize relro sections and mark
6939 (Layout::attach_allocated_section_to_segment): Put relro sections
6940 in a PT_GNU_RELRO segment.
6941 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6943 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6945 (Layout::linkonce_mapping): Map d.rel.ro.local to
6947 (Layout::output_section_name): Us .data.rel.ro.local for any
6948 section which begins with that.
6949 * layout.h (class Layout): Update add_output_section_data
6950 declaration. Add relro_segment_ field.
6951 * output.cc (Output_section::Output_section): Initialize is_relro_
6952 and is_relro_local_ fields.
6953 (Output_segment::add_output_section): Group relro sections.
6954 (Output_segment::is_first_section_relro): New function.
6955 (Output_segment::maximum_alignment): If there is a relro section,
6956 align the segment to the common page size.
6957 (Output_segment::set_section_addresses): Track whether we are
6958 looking at relro sections. If the last section is a relro
6959 section, align to the common page size.
6960 (Output_segment::set_section_list_addresses): Add in_relro
6961 parameter. Change all callers. Align to the page size when
6962 moving from relro to non-relro section.
6963 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6965 * output.h (class Output_section): Add is_relro_ and
6966 is_relro_local_ fields.
6967 (Output_section::is_relro): New function.
6968 (Output_section::set_is_relro): New function.
6969 (Output_section::is_relro_local): New function.
6970 (Output_section::set_is_relro_local): New function.
6971 (class Output_segment): Update declarations.
6972 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6973 * sparc.cc (Target_sparc::got_section): Likewise.
6974 * x86_64.cc (Target_x86_64::got_section): Likewise.
6975 * testsuite/relro_test_main.cc: New file.
6976 * testsuite/relro_test.cc: New file.
6977 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6978 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6979 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6980 (relro_test.so, relro_test_pic.o): New targets.
6981 * testsuite/Makefile.in: Rebuild.
6983 2008-05-16 Ian Lance Taylor <iant@google.com>
6985 * output.cc (Output_segment::add_output_section): Remove front
6987 * output.h (class Output_segment): Remove
6988 add_initial_output_section and overloaded add_output_section.
6989 Update declaration of remaining add_output_section.
6990 * layout.cc (Layout::create_interp): Call add_output_section
6991 rather than add_initial_output_section.
6992 (Layout::finish_dynamic_section): Likewise.
6994 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6995 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6996 know the dynamic type.
6997 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6998 field. Initialize it in constructor.
6999 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7000 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7001 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7004 * output.cc (Output_reloc::get_address): Change return type to
7006 * output.h (class Output_reloc): Update get_address declaration.
7007 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7008 for section addresses.
7010 2008-05-09 Ian Lance Taylor <iant@google.com>
7013 * gold.cc (gold_nomem): Use return value of write.
7015 2008-05-08 Ian Lance Taylor <iant@google.com>
7017 * symtab.c (Symbol::init_base_output_data): Add version
7018 parameter. Change all callers.
7019 (Symbol::init_base_output_segment): Likewise.
7020 (Symbol::init_base_constant): Likewise.
7021 (Symbol::init_base_undefined): Likewise.
7022 (Sized_symbol::init_output_data): Likewise.
7023 (Sized_symbol::init_output_segment): Likewise.
7024 (Sized_symbol::init_constant): Likewise.
7025 (Sized_symbol::init_undefined): Likewise.
7026 (Symbol_table::do_define_in_output_data): If the new symbol has a
7027 version, mark it as the default.
7028 (Symbol_table::do_define_in_output_segment): Likewise.
7029 (Symbol_table::do_define_as_constant): Likewise.
7030 * symtab.h (class Symbol): Update declarations.
7031 (class Sized_symbol): Likewise.
7032 * resolve.cc (Symbol::override_version): New function.
7033 (Symbol::override_base): Call override_version.
7034 (Symbol::override_base_with_special): Likewise.
7035 * testsuite/ver_script_8.script: New file.
7036 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7037 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7038 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7039 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7041 2008-05-06 Ian Lance Taylor <iant@google.com>
7044 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7046 (class General_options): Remove existing --undefined, and add
7047 --no-undefined instead. Add new --undefined as synonym for -u.
7048 * archive.cc (Archive::add_symbols): Check whether symbol was
7050 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7051 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7052 all uses. Add IS_UNDEFINED. Update declarations to split
7053 different versions of init_base. Declare init_base_undefined.
7054 (Symbol::is_defined): Handle IS_UNDEFINED.
7055 (Symbol::is_undefined): Likewise.
7056 (Symbol::is_weak_undefined): Call is_undefined.
7057 (Symbol::is_absolute): Handle IS_CONSTANT.
7058 (class Sized_symbol): Update declarations to split different
7059 versions of init. Declare init_undefined.
7060 (class Symbol_table): Declare new functions.
7061 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7063 (Symbol::init_base_output_data): Likewise.
7064 (Symbol::init_base_output_segment): Likewise.
7065 (Symbol::init_base_constant): Likewise.
7066 (Symbol::init_base_undefined): New function.
7067 (Sized_symbol::init_object): Rename from init. Change all
7069 (Sized_symbol::init_output_data): Likewise.
7070 (Sized_symbol::init_output_segment): Likewise.
7071 (Sized_symbol::init_constant): Likewise.
7072 (Sized_symbol::init_undefined): New function.
7073 (Symbol_table::add_undefined_symbols_from_command_line): New
7075 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7077 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7078 (Symbol::output_section): Likewise.
7079 (Symbol::set_output_section): Likewise.
7080 (Symbol_table::sized_finalize_symbol): Likewise.
7081 (Symbol_table::sized_write_globals): Likewise.
7082 * resolve.cc (Symbol_table::should_override): Likewise.
7083 (Symbol::override_base_with_special): Likewise.
7085 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7086 symbol, change it to have default visibility.
7087 * testsuite/protected_1.cc: New file.
7088 * testsuite/protected_2.cc: New file.
7089 * testsuite/protected_3.cc: New file.
7090 * testsuite/protected_main_1.cc: New file.
7091 * testsuite/protected_main_2.cc: New file.
7092 * testsuite/protected_main_3.cc: New file.
7093 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7094 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7095 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7096 (protected_1.so): New target.
7097 (protected_1_pic.o, protected_2_pic.o): New targets.
7098 (protected_3_pic.o): New target.
7099 (check_PROGRAMS): Add protected_2.
7100 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7101 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7102 * testsuite/Makefile.in: Rebuild.
7104 * options.h (DEFINE_var): Add set_user_set_##varname__.
7105 (DEFINE_bool_alias): New macro.
7106 (class General_options): Define -Bstatic using DEFINE_bool_alias
7107 rather than DEFINE_special. Add --undefined as an alias for -z
7109 * options.cc (General_options::parse_Bstatic): Remove.
7111 * options.h (class General_options): Add --fatal-warnings.
7112 * main.cc (main): Implement --fatal-warnings.
7113 * errors.h (Errors::warning_count): New function.
7115 * options.h (class General_options): Add -Bsymbolic-functions.
7116 * symtab.h (Symbol::is_preemptible): Check for
7117 -Bsymbolic-functions.
7119 2008-05-05 Ian Lance Taylor <iant@google.com>
7121 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7122 as noVARNAME rather than no-VARNAME.
7123 (class General_options): Add option -z combreloc.
7124 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7126 (Output_reloc::sort_before) [SHT_REL]: New function.
7127 (Output_reloc::sort_before) [SHT_RELA]: New function.
7128 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7129 Sort_relocs_comparison.
7130 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7131 parameter. Change all callers.
7132 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7133 sort_relocs parameter. Change all callers.
7134 * output.cc (Output_reloc::get_address): New function, broken out
7136 (Output_reloc::write_rel): Call it.
7137 (Output_reloc::compare): New function.
7138 (Output_data_reloc_base::do_write): Optionally sort relocs.
7140 * configure.ac: If targ_extra_obj is set, link it in.
7141 * configure.tgt: Initialize all variables.
7142 (x86_64*): Set targ_extra_obj and targ_extra_size.
7143 * configure: Rebuild.
7145 * object.cc (Sized_relobj::include_section_group): Adjust section
7146 indexes read from group data. Build vector to pass to
7148 * layout.cc (Layout::layout_group): Add flags and shndxes
7149 parameters. Remove contents parameter. Change caller. Update
7150 explicit instantiations.
7151 * layout.h (class Layout): Update layout_group declaration.
7152 * output.cc (Output_data_group::Output_data_group): Add flags and
7153 input_shndxes parameters. Remove contents parameter. Change
7155 (Output_data_group::do_write): Change input_sections_ to
7157 * output.h (class Output_data_group): Update constructor
7158 declaration. Rename input_sections_ to input_shndxes_.
7159 * testsuite/many_sections_test.cc: Add template.
7161 2008-04-30 Cary Coutant <ccoutant@google.com>
7163 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7165 * layout.cc (Layout::include_section): Refactored check for debug
7167 (Layout::add_comdat): Add new parameters. Change type
7168 of signature parameter. Add object and shndx to signatures table.
7169 (Layout::find_kept_object): New function.
7170 * layout.h: Include <cstring>.
7171 (Layout::is_debug_info_section): New function.
7172 (Layout::add_comdat): Add new parameters.
7173 (Layout::find_kept_object): New function.
7174 (Layout::Kept_section): New struct.
7175 (Layout::Signatures): Change type of map range.
7176 * object.cc (Relobj::output_section_address): New function.
7177 (Sized_relobj::include_section_group): Add new parameters. Change
7178 calls to Layout::add_comdat. Change to build table of kept comdat
7179 groups and table mapping discarded sections to kept sections.
7180 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7181 (Sized_relobj::do_layout): Change calls to include_section_group and
7182 include_linkonce_section.
7183 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7184 value to zero when section is discarded.
7185 (Sized_relobj::map_to_kept_section): New function.
7186 * object.h (Relobj::output_section_address): New function.
7187 (Relobj::Comdat_group): New type.
7188 (Relobj::find_comdat_group): New function.
7189 (Relobj::Comdat_group_table): New type.
7190 (Relobj::Kept_comdat_section): New type.
7191 (Relobj::Kept_comdat_section_table): New type.
7192 (Relobj::add_comdat_group): New function.
7193 (Relobj::set_kept_comdat_section): New function.
7194 (Relobj::get_kept_comdat_section): New function.
7195 (Relobj::comdat_groups_): New field.
7196 (Relobj::kept_comdat_sections_): New field.
7197 (Symbol_value::input_value): Update comment.
7198 (Sized_relobj::map_to_kept_section) New function.
7199 (Sized_relobj::include_linkonce_section): Add new parameter.
7200 * target-reloc.h (Comdat_behavior): New type.
7201 (get_comdat_behavior): New function.
7202 (relocate_section): Add code to map a discarded section to the
7203 corresponding kept section when applying a relocation.
7205 2008-04-30 Craig Silverstein <csilvers@google.com>
7207 * dwarf_reader.cc (next_generation_count): New static var.
7208 (Addr2line_cache_entry): New struct.
7209 (addr2line_cache): New static var.
7210 (Dwarf_line_info::one_addr2line): Added caching.
7211 (Dwarf_line_info::clear_addr2line_cache): New function.
7212 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7213 cache-size parameter.
7214 (Dwarf_line_info::one_addr2line_cache): New function.
7215 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7216 new cache-size argument to one_addr2line(), and clear cache.
7218 2008-04-28 Cary Coutant <ccoutant@google.com>
7220 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7221 R_386_PC8 relocations.
7223 2008-04-23 Ian Lance Taylor <iant@google.com>
7225 * object.cc (Sized_relobj::include_section_group): Check for
7226 invalid section group.
7228 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7231 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7232 than read for file header.
7233 * archive.cc (Archive::include_member): Likewise.
7235 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7237 * aclocal.m4: Regenerate.
7238 * configure: Regenerate.
7240 2008-04-19 Ian Lance Taylor <iant@google.com>
7242 * version.cc (version_string): Bump to 1.6.
7244 * testsuite/Makefile.am (many_sections_r_test): New target.
7245 (many_sections_r_test_SOURCES): Remove.
7246 (many_sections_r_test_DEPENDENCIES): Remove.
7247 (many_sections_r_test_LDFLAGS): Remove.
7248 (many_sections_r_test_LDADD): Remove.
7250 * object.cc (Sized_relobj::do_add_symbols): Always pass
7251 local_symbol_count_ to add_from_relobj.
7253 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7254 every thousand variables.
7255 * testsuite/Makefile.in: Rebuild.
7257 * object.cc (Xindex::initialize_symtab_xindex): New function.
7258 (Xindex::read_symtab_xindex): New function.
7259 (Xindex::sym_xindex_to_shndx): New function.
7260 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7262 (Sized_relobj::do_initialize_xindex): New function.
7263 (Sized_relobj::do_read_symbols): Adjust section links.
7264 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7265 parameter. Change all callers.
7266 (Sized_relobj::include_section_group): Adjust section links and
7267 symbol section indexes.
7268 (Sized_relobj::do_layout): Adjust section links.
7269 (Sized_relobj::do_count_local_symbols): Adjust section links and
7270 symbol section indexes.
7271 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7272 ordinary and special symbols.
7273 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7274 dynsym_xindex parameters. Change all callers. Adjust section
7275 links. Use SHN_XINDEX when needed.
7276 (Sized_relobj::get_symbol_location_info): Adjust section links.
7277 Don't get fooled by special symbols.
7278 * object.h (class Xindex): Define.
7279 (class Object): Add xindex_ parameter. Declare virtual functoin
7280 do_initialize_xindex.
7281 (Object::adjust_sym_shndx): New function.
7282 (Object::set_xindex): New protected function.
7283 (class Symbol_value): Add is_ordinary_shndx_ field.
7284 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7285 (Symbol_value::value): Assert ordinary section.
7286 (Symbol_value::initialize_input_to_output_map): Likewise.
7287 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7289 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7291 (class Sized_relobj): Update declarations.
7292 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7293 parameter. Change all callers.
7294 (Sized_relobj::adjust_shndx): New function.
7295 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7297 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7298 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7299 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7300 (Sized_dynobj::read_dynsym_section): Adjust section links.
7301 (Sized_dynobj::read_dynamic): Likewise.
7302 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7304 (Sized_dynobj::do_initialize_xindex): New function.
7305 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7306 do_initialize_xindex.
7307 (Sized_dynobj::adjust_shndx): New function.
7308 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7309 dynsym_xindex_ fields.
7310 (Layout::finalize): Add a call to set_section_indexes before
7311 creating the symtab sections.
7312 (Layout::set_section_indexes): Don't do anything if the section
7313 already has a section index.
7314 (Layout::create_symtab_sections): Add shnum parameter. Change
7315 caller. Create .symtab_shndx section if needed.
7316 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7318 (Layout::allocated_output_section_count): New function.
7319 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7321 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7322 fields. Update declarations.
7323 (Layout::symtab_xindex): New function.
7324 (Layout::dynsym_xindex): New function.
7325 (class Write_symbols_task): Add layout_ field.
7326 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7328 * output.cc (Output_section_headers::Output_section_headers): Add
7329 shstrtab_section parameter. Change all callers.
7330 (Output_section_headers::do_sized_write): Store overflow values
7331 for section count and section string table section index in
7332 section header zero.
7333 (Output_file_header::do_sized_write): Check for overflow of
7334 section count and section string table section index.
7335 (Output_symtab_xindex::do_write): New function.
7336 (Output_symtab_xindex::endian_do_write): New function.
7337 * output.h (class Output_section_headers): Add shstrtab_section_.
7338 Update declarations.
7339 (class Output_symtab_xindex): Define.
7340 (Output_section::has_out_shndx): New function.
7341 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7343 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7345 (Sized_symbol::init): Likewise.
7346 (Symbol::output_section): Check for ordinary symbol.
7347 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7348 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7350 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7351 Change all callers. Simplify handling of symbols from sections
7352 not included in the link.
7353 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7355 (Weak_alias_sorter::operator()): Assert that symbols are
7357 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7359 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7360 parameters. Change all callers.
7361 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7362 symbol distinction. Use SHN_XINDEX when needed.
7363 (Symbol_table::write_section_symbol): Add symtab_xindex
7364 parameter. Change all callers.
7365 (Symbol_table::sized_write_section_symbol): Likewise. Use
7366 SHN_XINDEX when needed.
7367 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7369 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7370 (Symbol::is_defined): Check is_ordinary.
7371 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7372 (Symbol::is_absolute, Symbol::is_common): Likewise.
7373 (class Sized_symbol): Update declarations.
7374 (class Symbol_table): Update declarations.
7375 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7376 parameters. Change all callers.
7377 (Sized_symbol::override): Likewise.
7378 (Symbol_table::override): Likewise.
7379 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7380 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7381 is_ordinary, and orig_st_shndx parameters. Change all callers.
7382 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7383 to be in an ordinary section.
7384 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7385 object and is_ordinary parameters. Change all callers.
7386 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7387 Change all callers. Don't add undefined or non-ordinary symbols
7389 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7391 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7393 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7394 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7395 (Sized_relobj::relocate_sections): Likewise.
7396 * target-reloc.h (scan_relocs): Adjust section symbol index.
7397 (scan_relocatable_relocs): Likewise.
7398 * i386.cc (Scan::local): Check for ordinary symbols.
7399 * sparc.cc (Scan::local): Likewise.
7400 * x86_64.cc (Scan::local): Likewise.
7401 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7402 to symbol_section_and_value.
7403 * testsuite/many_sections_test.cc: New file.
7404 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7405 (check_PROGRAMS): Add many_sections_test.
7406 (many_sections_test_SOURCES): Define.
7407 (many_sections_test_DEPENDENCIES): Define.
7408 (many_sections_test_LDFLAGS): Define.
7409 (BUILT_SOURCES): Add many_sections_define.h.
7410 (many_sections_define.h): New target.
7411 (BUILT_SOURCES): Add many_sections_check.h.
7412 (many_sections_check.h): New target.
7413 (check_PROGRAMS): Add many_sections_r_test.
7414 (many_sections_r_test_SOURCES): Define.
7415 (many_sections_r_test_DEPENDENCIES): Define.
7416 (many_sections_r_test_LDFLAGS): Define.
7417 (many_sections_r_test_LDADD): Define.
7418 (many_sections_r_test.o): New target.
7419 * testsuite/Makefile.in: Rebuild.
7421 2008-04-17 Cary Coutant <ccoutant@google.com>
7423 * errors.cc (Errors::info): New function.
7424 (gold_info): New function.
7425 * errors.h (Errors::info): New function.
7426 * gold.h (gold_info): New function.
7427 * object.cc (Input_objects::add_object): Print trace output.
7428 * options.cc (options::parse_set): New function.
7429 (General_options::parse_wrap): Deleted.
7430 (General_options::General_options): Deleted initializer.
7431 * options.h (options::String_set): New typedef.
7432 (options::parse_set): New function.
7433 (DEFINE_set): New macro.
7434 (General_options::wrap): Changed to use DEFINE_set. Changed
7435 callers of any_wrap_symbols and is_wrap_symbol.
7436 (General_options::trace, General_options::trace_symbol):
7438 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7439 (General_options::wrap_symbols_): Deleted.
7440 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7442 2008-04-17 David S. Miller <davem@davemloft.net>
7444 * options.cc (General_options::parse_V): New function.
7445 * options.h: Add entries for -V and -Qy.
7447 2008-04-17 Ian Lance Taylor <iant@google.com>
7449 * common.cc (Symbol_table::allocate_commons): Remove options
7450 parameter. Change caller.
7451 (Symbol_table::do_allocate_commons): Remove options parameter.
7452 Change caller. Just call do_allocate_commons_list twice.
7453 (Symbol_table::do_allocate_commons_list): New function, broken out
7454 of do_allocate_commons.
7455 * common.h (class Allocate_commons_task): Remove options_ field.
7457 * symtab.cc (Symbol_table::Symbol_table): Initialize
7459 (Symbol_table::add_from_object): Put TLS common symbols on
7461 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7462 which are IN_OUTPUT_DATA.
7463 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7464 allocate_commons and do_allocate_commons declarations. Declare
7465 do_allocate_commons_list.
7466 * gold.cc (queue_middle_tasks): Update creation of
7467 Allocate_commons_task to not pass options.
7468 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7469 (TLS_TEST_C_FLAGS): New variable.
7470 (tls_test_c_pic.o): New target.
7471 (tls_test_shared.so): Link in tls_test_c_pic.o.
7472 (tls_test_c_pic_ie.o): New target.
7473 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7474 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7475 (tls_test_c.o): New target.
7476 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7477 (tls_pic_test_LDADD): Likewise.
7478 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7479 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7480 (tls_test_c_gnu2.o): New target.
7481 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7483 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7484 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7485 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7486 * testsuite/tls_test.cc: Include "config.h".
7487 (t_last): Call t11_last.
7488 * testsuite/tls_test.h (t11, t11_last): Declare.
7489 * testsuite/tls_test_c.c: New file.
7490 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7491 * configure.ac: Check for OpenMP support.
7492 * configure, config.in, Makefile.in: Rebuild.
7493 * testsuite/Makefile.in: Rebuild.
7495 2008-04-16 Cary Coutant <ccoutant@google.com>
7497 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7498 (Target_i386::tls_base_symbol_defined_): New field.
7499 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7500 (Target_i386::Scan::global): Likewise.
7501 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7502 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7503 (Target_x86_64::tls_base_symbol_defined_): New field.
7504 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7505 (Target_x86_64::Scan::global): Likewise.
7507 2008-04-16 Cary Coutant <ccoutant@google.com>
7509 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7510 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7511 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7512 building shared libraries.
7513 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7514 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7515 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7516 * testsuite/Makefile.in: Rebuild.
7517 * testsuite/weak_undef.h: New file.
7518 * testsuite/weak_undef_file1.cc: Add extra test cases.
7519 * testsuite/weak_undef_file2.cc: Likewise.
7520 * testsuite/weak_undef_test.cc: Likewise.
7522 2008-04-16 David S. Miller <davem@davemloft.net>
7524 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7525 Add issued_non_pic_error_ field. Declare check_non_pic.
7526 (Target_sparc::Scan::check_non_pic): New function.
7527 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7528 (Target_sparc::Scan::global): Likewise.
7530 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7531 * configure: Rebuild.
7533 * options.h (DEFINE_enable): New macro.
7534 (new_dtags): New enable option.
7535 (initfirst, interpose, loadfltr, nodefaultlib,
7536 nodelete, nodlopen, nodump): New -z options.
7537 * layout.cc (Layout:finish_dynamic_section): If new
7538 dtags enabled, emit DT_RUNPATH. Also, emit a
7539 DT_FLAGS_1 containing any specified -z flags.
7541 2008-04-16 Ian Lance Taylor <iant@google.com>
7543 * copy-relocs.cc: New file.
7544 * copy-relocs.h: New file.
7545 * reloc.cc: Remove Copy_relocs code.
7546 * reloc.h: Likewise.
7547 * reloc-types.h (struct Reloc_types) [both versions]: Add
7548 get_reloc_addend_noerror.
7549 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7550 variants of add_global which take an addend which must be zero.
7551 * i386.cc: Include "copy-relocs.h".
7552 (class Target_i386): Change type of copy_relocs_ to variable,
7554 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7556 (Target_i386::do_finalize_sections): Change handling of
7558 * sparc.cc: Include "copy-relocs.h".
7559 (class Target_sparc): Change type of copy_relocs_ to variable,
7561 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7563 (Target_sparc::do_finalize_sections): Change handling of
7565 * x86_64.cc: Include "copy-relocs.h".
7566 (class Target_x86_64): Change type of copy_relocs_ to variable,
7568 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7569 class. Change all callers.
7570 (Target_x86_64::do_finalize_sections): Change handling of
7572 * Makefile.am (CCFILES): Add copy-relocs.cc.
7573 (HFILES): Add copy-relocs.h.
7575 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7577 * testsuite/script_test_4.sh: Permit leading zeroes.
7579 2008-04-15 Ian Lance Taylor <iant@google.com>
7581 * script-sections.cc (Script_sections::create_segments): Use
7582 header_size_adjustment even when there is enough room for the
7584 * testsuite/script_test_4.sh: New file.
7585 * testsuite/script_test_4.t: New file.
7586 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7587 (check_DATA): Add script_test_4.stdout.
7588 (MOSTLYCLEANFILES): Likewise.
7589 (script_test_4): New target.
7590 (script_test_4.stdout): New target.
7591 * testsuite/Makefile.in: Rebuild.
7593 * sparc.cc: Add definitions for Output_data_plt_sparc class
7596 2008-04-14 David S. Miller <davem@davemloft.net>
7598 * sparc.cc: New file.
7599 * Makefile.am (TARGETSOURCES): Add sparc.cc
7600 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7601 * configure.tgt: Document targ_extra_size and
7602 targ_extra_big_endian. Add entries for sparc-* and
7604 * configure.ac: Handle targ_extra_size and
7605 targ_extra_big_endian.
7606 * Makefile.in: Rebuild.
7607 * configure: Likewise.
7608 * po/POTFILES.in: Likewise.
7609 * po/gold.pot: Likewise.
7611 2008-04-14 Ian Lance Taylor <iant@google.com>
7613 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7614 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7615 in the name/type/flags to section mapping. Don't call
7616 allocate_output_section.
7617 (Layout::choose_output_section): Change parameter from adjust_name
7618 to is_input_section. Don't permit input sections after sections
7619 are attached to segments. Don't call allocate_output_section.
7620 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7621 not write_enable_output_section.
7622 (Layout::make_output_section): Don't push to
7623 unattached_section_list_ nor call attach_to_segment. Call
7624 attach_section_to_segment if sections are attached.
7625 (Layout::attach_sections_to_segments): New function.
7626 (Layout::attach_section_to_segment): New function.
7627 (Layout::attach_allocated_section_to_segment): Rename from
7628 attach_to_segment. Remove flags parameter.
7629 (Layout::allocate_output_section): Remove function.
7630 (Layout::write_enable_output_section): Remove function.
7631 * layout.h (class Layout): Update for above changes. Add new
7632 field sections_are_attached_.
7633 * output.h (Output_section::update_flags_for_input_section): New
7635 * output.cc (Output_section::add_input_section): Call
7636 update_flags_for_input_section.
7637 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7639 2008-04-11 Cary Coutant <ccoutant@google.com>
7641 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7642 thought unnecessary.
7643 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7645 2008-04-11 Ian Lance Taylor <iant@google.com>
7647 * output.h (class Output_section_data): Remove inline definition
7649 * output.cc (Output_section_data::set_addralign): New function.
7651 2008-04-11 Cary Coutant <ccoutant@google.com>
7653 Add support for TLS descriptors for i386 and x86_64.
7654 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7655 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7656 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7658 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7659 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7660 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7662 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7663 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7664 Fix problem with initial-exec relocations.
7665 (Target_i386::Relocate::relocate_tls): Likewise.
7666 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7668 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7669 support for section-plus-offset dynamic table entries.
7670 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7671 (Output_data_dynamic::Dynamic_entry): Add support for
7672 section-plus-offset dynamic table entries.
7673 (Output_data_dynamic::Classification): Likewise.
7674 (Output_data_dynamic::classification_): Renamed offset_.
7675 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7676 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7677 (Target_x86_64::make_plt_section): New function.
7678 (Target_x86_64::reserve_tlsdesc_entries): New function.
7679 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7680 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7681 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7682 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7683 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7684 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7685 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7686 add extra PLT entry for TLS descriptors.
7687 (Output_data_plt_x86_64::got_): New field.
7688 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7689 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7691 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7693 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7694 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7695 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7696 R_386_TLS_DESC_CALL relocations.
7697 (Target_x86_64::Scan::global): Likewise.
7698 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7699 for TLS descriptors.
7700 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7701 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7702 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7703 GD-to-IE relaxation.
7704 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7705 and TLS_DESCRIPTORS.
7706 * Makefile.in: Rebuild.
7707 * configure: Rebuild.
7708 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7709 (tls_test_shared2.so): New target.
7710 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7711 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7712 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7713 (tls_shared_gd_to_ie_test_LDADD): New variable.
7714 (tls_shared_gnu2_gd_to_ie_test): New target.
7715 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7717 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7718 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7719 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7720 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7721 (tls_shared_gnu2_test): New target.
7722 (tls_test_gnu2_shared.so): New target.
7723 (tls_shared_gnu2_test_SOURCES): New variable.
7724 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7725 (tls_shared_gnu2_test_LDFLAGS): New variable.
7726 (tls_shared_gnu2_test_LDADD): New variable.
7727 * testsuite/Makefile.in: Rebuild.
7728 * testsuite/Makefile.
7730 2008-04-11 Ian Lance Taylor <iant@google.com>
7732 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7734 * testsuite/Makefile.in: Rebuild.
7736 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7738 * testsuite/script_test_2.cc (main): Adjust test.
7740 2008-04-11 David S. Miller <davem@davemloft.net>
7741 Ian Lance Taylor <iant@google.com>
7743 * options.h (General_options): Add entries for '-Y' and
7745 * options.cc (General_options:finalize): If -Y was used, add those
7746 entries to the library path instead of the default "/lib" and
7749 2008-04-11 David S. Miller <davem@davemloft.net>
7751 * testsuite/justsyms.t: Start at 0x100.
7752 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7753 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7755 * testsuite/script_test_2.cc: Adjust string and section length
7758 2008-04-09 Ian Lance Taylor <iant@google.com>
7761 * script-sections.cc (Sections_element::allocate_to_segment): Add
7763 (Output_section_definition::allocate_to_segment): Likewise.
7764 (Orphan_output_section::allocate_to_segment): Likewise.
7765 (Script_sections::attach_sections_using_phdrs_clause): Don't
7766 propagate non-PT_LOAD segments to orphan sections.
7767 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7768 readelf rather than objdump.
7769 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7770 .interp section and PT_INTERP segment are the same size.
7771 * testsuite/Makefile.in: Rebuild.
7773 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7774 aliases for symbols defined in the same object.
7775 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7776 (weak_alias_test_SOURCES): New variable.
7777 (weak_alias_test_DEPENDENCIES): New variable.
7778 (weak_alias_test_LDFLAGS): New variable.
7779 (weak_alias_test_LDADD): New variable.
7780 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7781 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7782 (weak_alias_test_3.o): New target.
7783 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7784 * testsuite/weak_alias_test_main.cc: New file.
7785 * testsuite/weak_alias_test_1.cc: New file.
7786 * testsuite/weak_alias_test_2.cc: New file.
7787 * testsuite/weak_alias_test_3.cc: New file.
7789 2008-04-08 Ian Lance Taylor <iant@google.com>
7791 * options.h (class General_options): Add --noinhibit-exec option.
7792 * main.cc (main): Check --noinhibit-exec.
7794 * options.h (class General_options): Define --wrap as a special
7795 option. Add wrap_symbols_ field.
7796 (General_options::any_wrap_symbols): New function.
7797 (General_options::is_wrap_symbol): New function.
7798 * options.cc (General_options::parse_wrap): New function.
7799 (General_options::General_options): Initialize wrap_symbols_.
7800 * symtab.cc (Symbol_table::wrap_symbol): New function.
7801 (Symbol_table::add_from_object): Handle --wrap.
7802 * symtab.h (class Symbol_table): Declare wrap_symbol.
7803 * target.h (Target::wrap_char): New function.
7804 (Target::Target_info): Add wrap_char field.
7805 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7806 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7807 * testsuite/testfile.cc (Target_test::test_target_info):
7810 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7813 * layout.h (class Layout): Add added_eh_frame_data_ field.
7814 * layout.cc (Layout::Layout): Initialize new field.
7815 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7816 output section until we find a section we merged successfully.
7817 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7818 that the size be non-zero.
7820 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7823 2008-04-08 Craig Silverstein <csilvers@google.com>
7825 * configure.ac: Export new conditional variable HAVE_ZLIB.
7826 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7828 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7829 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7831 2008-04-07 Ian Lance Taylor <iant@google.com>
7833 * version.cc (version_string): Set to "1.5".
7835 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7836 Add issued_non_pic_error_ field. Declare check_non_pic.
7837 (Target_x86_64::Scan::check_non_pic): New function.
7838 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7839 (Target_x86_64::Scan::global): Likewise.
7841 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7842 addend parameter. Change caller. Handle merge sections.
7843 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7844 Address to Addend. Don't add in the result of
7845 local_section_offset, pass down the addend and use the returned
7847 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7848 Update declarations of local_section_offset and symbol_value.
7849 * testsuite/two_file_test_1.cc (t18): New function.
7850 * testsuite/two_file_test_2.cc (f18): New function.
7851 * testsuite/two_file_test_main.cc (main): Call t18.
7852 * testsuite/two_file_test.h (t18, f18): Declare.
7854 * configure.ac: Don't test for objdump, c++filt, or readelf.
7855 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7857 (TEST_READELF): New variable.
7858 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7859 (check_PROGRAMS): Add two_file_strip_test.
7860 (two_file_strip_test): New target.
7861 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7862 (two_file_same_shared_strip_test_SOURCES): New variable.
7863 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7864 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7865 (two_file_same_shared_strip_test_LDADD): New variable.
7866 (two_file_shared_strip.so): New target.
7867 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7868 (ver_test_5.syms, ver_test_7.syms): Likewise.
7869 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7870 (strip_test_3.stdout): Use TEST_OBJDUMP.
7871 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7873 2008-04-04 Cary Coutant <ccoutant@google.com>
7875 * symtab.h (Symbol::is_weak_undefined): New function.
7876 (Symbol::is_strong_undefined): New function.
7877 (Symbol::is_absolute): New function.
7878 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7879 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7881 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7882 (weak_undef_test): New target.
7883 * testsuite/Makefile.in: Rebuild.
7884 * testsuite/weak_undef_file1.cc: New file.
7885 * testsuite/weak_undef_file2.cc: New file.
7886 * testsuite/weak_undef_test.cc: New file.
7888 2008-04-03 Craig Silverstein <csilvers@google.com>
7890 * compressed_output.h (class Output_compressed_section): Use
7892 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7894 (zlib_compressed_suffix): Removed.
7895 (Output_compressed_section::set_final_data_size): Use unsigned
7897 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7898 Fix linker invocation.
7899 (flagstest_o_specialfile_and_compress_debug_sections):
7901 * testsuite/Makefile.in: Regenerated.
7903 2008-04-02 David S. Miller <davem@davemloft.net>
7905 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7906 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7908 2008-04-02 Craig Silverstein <csilvers@google.com>
7912 2008-04-02 Ian Lance Taylor <iant@google.com>
7914 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7915 parameters. Update for new key type to views_. Change all
7917 (File_read::read): Adjust for byteshift in returned view.
7918 (File_read::add_view): New function, broken out of
7920 (File_read::make_view): New function, broken out of
7922 (File_read::find_or_make_view): Add offset and aligned
7923 parameters. Rewrite accordingly. Change all callers.
7924 (File_read::get_view): Add offset and aligned parameters. Adjust
7925 for byteshift in return value.
7926 (File_read::get_lasting_view): Likewise.
7927 * fileread.h (class File_read): Update declarations.
7928 (class File_read::View): Add byteshift_ field. Add byteshift to
7929 constructor. Add byteshift method.
7930 * archive.h (Archive::clear_uncached_views): New function.
7931 (Archive::get_view): Add aligned parameter. Change all callers.
7932 * object.h (Object::get_view): Add aligned parameter. Change all
7934 (Object::get_lasting_view): Likewise.
7936 * fileread.cc (File_read::release): Don't call clear_views if
7937 there are multiple objects.
7938 * fileread.h (File_read::clear_uncached_views): New function.
7939 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7942 2008-03-31 Cary Coutant <ccoutant@google.com>
7944 Add thin archive support.
7945 * archive.cc (Archive::armagt): New const.
7946 (Archive::setup): Remove task parameter and calls to unlock.
7947 (Archive::unlock_nested_archives): New function.
7948 (Archive::read_header): Add nested_off parameter. Change
7950 (Archive::interpret_header): Likewise.
7951 (Archive::include_all_members): Change to handle thin
7953 (Archive::include_member): Likewise.
7954 * archive.h (Archive::Archive): Add new parameters and
7956 (Archive::armagt): New const.
7957 (Archive::setup): Remove task parameter.
7958 (Archive::unlock_nested_archives): New function.
7959 (Archive::read_header): Add nested_off parameter.
7960 (Archive::interpret_header): Likewise.
7961 (Archive::Nested_archive_table): New typedef.
7962 (Archive::is_thin_archive_): New field.
7963 (Archive::nested_archives_): New field.
7964 (Archive::options_): New field.
7965 (Archive::dirpath_): New field.
7966 (Archive::task_): New field.
7967 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7968 for thin archives. Pass additional parameters to
7969 Archive::Archive. Unlock the archive file after calling
7972 2008-03-29 Ian Lance Taylor <iant@google.com>
7974 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7975 version symbol to be local.
7976 * testsuite/ver_test_4.sh: New file.
7977 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7978 (check_DATA): Add ver_test_4.syms.
7979 (ver_test_4.syms): New target.
7980 * testsuite/Makefile.in: Rebuild.
7983 (Output_section::Input_section_sort_entry::has_priority): New
7985 (Output_section::Input_section_sort_entry::match_file_name): New
7987 (Output_section::Input_section_sort_entry::match_section_name):
7989 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7991 (Output_section::Input_section_sort_entry::match_section_file):
7993 (Output_section::Input_section_sort_compare::operator()): Rewrite
7994 using new Input_section_sort_entry functions. Sort crtbegin and
7995 crtend first. Sort sections with no priority before sections with
7997 * testsuite/initpri1.c (d3): Check j != 4.
7998 (cd5): New constructor/destructor function.
7999 (main): Check j != 2.
8001 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8002 new symbol when resolving, don't call set_is_default.
8003 * testsuite/ver_test_7.cc: New file.
8004 * testsuite/ver_test_7.sh: New file.
8005 * testsuite/Makefile.am (ver_test_7.so): New target.
8006 (ver_test_7.o): New target.
8007 (check_SCRIPTS): Add ver_test_7.sh.
8008 (check_DATA): Add ver_test_7.syms.
8009 (ver_test_7.syms): New target.
8011 2008-03-28 Ian Lance Taylor <iant@google.com>
8013 * layout.cc (Layout::layout): If we see an input section with a
8014 name that needs sorting, set the must_sort flag for the output
8016 (Layout::make_output_section): If the name of the output section
8017 indicates that it might require sorting, set the may_sort flag.
8018 * output.h (Output_section::may_sort_attached_input_sections): New
8020 (Output_section::set_may_sort_attached_input_sections): New
8022 (Output_section::must_sort_attached_input_sections): New
8024 (Output_section::set_must_sort_attached_input_sections): New
8026 (class Output_section): Declare Input_section_sort_entry. Define
8027 Input_section_sort_compare. Declare
8028 sort_attached_input_sections. Add new fields:
8029 may_sort_attached_input_sections_,
8030 must_sort_attached_input_sections_,
8031 attached_input_sections_are_sorted_.
8032 * output.cc (Output_section::Output_section): Initialize new
8034 (Output_section::add_input_section): Add an entry to
8035 input_sections_ if may_sort or must_sort are true.
8036 (Output_section::set_final_data_size): Call
8037 sort_attached_input_sections if necessary.
8038 (Output_section::Input_section_sort_entry): Define new class.
8039 (Output_section::Input_section_sort_compare::operator()): New
8041 (Output_section::sort_attached_input_sections): New function.
8042 * configure.ac: Check whether the compiler supports constructor
8043 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8044 * testsuite/initpri1.c: New file.
8045 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8046 CONSTRUCTOR_PRIORITY.
8047 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8048 (initpri1_LDFLAGS): New variable.
8049 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8051 2008-03-27 Ian Lance Taylor <iant@google.com>
8053 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8054 * testsuite/common_test_1.c: New file.
8055 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8056 (common_test_1_SOURCES): New variable.
8057 (common_test_1_DEPENDENCIES): New variable.
8058 (common_test_1_LDFLAGS): New variable.
8060 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8061 and commons_ correctly when NAME/VERSION does not override
8063 * testsuite/ver_test_6.c: New file.
8064 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8065 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8066 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8068 2008-03-26 Ian Lance Taylor <iant@google.com>
8070 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8071 of an undefined symbol from a version script.
8072 * testsuite/Makefile.am (ver_test_5.so): New target.
8073 (ver_test_5.o): New target.
8074 (check_SCRIPTS): Add ver_test_5.sh.
8075 (check_DATA): Add ver_test_5.syms.
8076 (ver_test_5.syms): New target.
8077 * testsuite/ver_test_5.cc: New file.
8078 * testsuite/ver_test_5.script: New file.
8079 * testsuite/ver_test_5.sh: New file.
8080 * Makefile.in, testsuite/Makefile.in: Rebuild.
8083 Fix problems building gold with gcc 4.3.0.
8084 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8085 (gold_error_at_location, gold_warning_at_location): Use it.
8086 * configure.ac: Check whether we can compile and use a template
8087 function with a printf attribute.
8088 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8089 when jumping over bytes.
8090 * object.cc: Instantiate Object::read_section_data.
8091 * debug.h: Include <cstring>
8092 * dwarf_reader.cc: Include <algorithm>
8093 * main.cc: Include <cstring>.
8094 * options.cc: Include <cstring>.
8095 * output.cc: Include <cstring>.
8096 * script.cc: Include <cstring>.
8097 * script.h: Include <string>.
8098 * symtab.cc: Include <cstring> and <algorithm>.
8099 * target-select.cc: Include <cstring>.
8100 * version.cc: Include <string>.
8101 * testsuite/testmain.cc: Include <cstdlib>.
8102 * configure, config.in: Rebuild.
8104 2008-03-25 Ian Lance Taylor <iant@google.com>
8106 * options.cc: Include "../bfd/bfdver.h".
8107 (options::help): Print bug reporting address.
8109 * version.cc (print_version): Adjust output for current value of
8114 * options.cc (options::help): Print list of supported targets.
8115 * target-select.h: Include <vector>.
8116 (class Target_selector): Make machine_, size_, and is_big_endian_
8117 fields const. Add bfd_name_ and instantiated_target_ fields.
8118 (Target_selector::Target_selector): Add bfd_name parameter.
8119 (Target_selector::recognize): Make non-virtual, call
8121 (Target_selector::recognize_by_name): Make non-virtual, call
8122 do_recognize_by_name.
8123 (Target_selector::supported_names): New function.
8124 (Target_selector::bfd_name): New function.
8125 (Target_selector::do_instantiate_target): New pure virtual
8127 (Target_selector::do_recognize): New virtual function.
8128 (Target_selector::do_recognize_by_name): New virtual function.
8129 (Target_selector::instantiate_target): New private function.
8130 (supported_target_names): Declare.
8131 * target-select.cc (Target_selector::Target_selector): Update for
8132 new parameter and fields.
8133 (select_target_by_name): Check that the name matches before
8134 calling recognize_by_name.
8135 (supported_target_names): New function.
8136 * i386.cc (class Target_selector_i386): Update Target_selector
8137 constructor call. Remove recognize and recognize_by_name. Add
8138 do_instantiate_target.
8139 * x86_64.cc (class Target_selector_x86_64): Likewise.
8140 * testsuite/testfile.cc (class Target_selector_test): Update for
8141 changes to Target_selector.
8143 * README: Rewrite, with some notes on unsupported features.
8145 2008-03-24 Cary Coutant <ccoutant@google.com>
8147 * i386.cc (Target_i386::Got_type): New enum declaration.
8148 (Target_i386::Scan::local): Updated callers of Output_data_got
8150 (Target_i386::Scan::global): Likewise.
8151 (Target_i386::Relocate::relocate): Likewise.
8152 (Target_i386::Relocate::relocate_tls): Likewise.
8153 * object.h (Got_offset_list): New class.
8154 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8155 (Sized_relobj::local_got_offset): Likewise.
8156 (Sized_relobj::set_local_got_offset): Likewise.
8157 (Sized_relobj::local_has_tls_got_offset): Removed.
8158 (Sized_relobj::local_tls_got_offset): Removed.
8159 (Sized_relobj::set_local_tls_got_offset): Removed.
8160 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8161 * output.cc (Output_data_got::add_global): Added got_type parameter.
8162 (Output_data_got::add_global_with_rel): Likewise.
8163 (Output_data_got::add_global_with_rela): Likewise.
8164 (Output_data_got::add_global_pair_with_rel): New function.
8165 (Output_data_got::add_global_pair_with_rela): New function.
8166 (Output_data_got::add_local): Added got_type parameter.
8167 (Output_data_got::add_local_with_rel): Likewise.
8168 (Output_data_got::add_local_with_rela): Likewise.
8169 (Output_data_got::add_local_pair_with_rel): New function.
8170 (Output_data_got::add_local_pair_with_rela): New function.
8171 (Output_data_got::add_global_tls): Removed.
8172 (Output_data_got::add_global_tls_with_rel): Removed.
8173 (Output_data_got::add_global_tls_with_rela): Removed.
8174 (Output_data_got::add_local_tls): Removed.
8175 (Output_data_got::add_local_tls_with_rel): Removed.
8176 (Output_data_got::add_local_tls_with_rela): Removed.
8177 * output.h (Output_data_got::add_global): Added got_type parameter.
8178 (Output_data_got::add_global_with_rel): Likewise.
8179 (Output_data_got::add_global_with_rela): Likewise.
8180 (Output_data_got::add_global_pair_with_rel): New function.
8181 (Output_data_got::add_global_pair_with_rela): New function.
8182 (Output_data_got::add_local): Added got_type parameter.
8183 (Output_data_got::add_local_with_rel): Likewise.
8184 (Output_data_got::add_local_with_rela): Likewise.
8185 (Output_data_got::add_local_pair_with_rel): New function.
8186 (Output_data_got::add_local_pair_with_rela): New function.
8187 (Output_data_got::add_global_tls): Removed.
8188 (Output_data_got::add_global_tls_with_rel): Removed.
8189 (Output_data_got::add_global_tls_with_rela): Removed.
8190 (Output_data_got::add_local_tls): Removed.
8191 (Output_data_got::add_local_tls_with_rel): Removed.
8192 (Output_data_got::add_local_tls_with_rela): Removed.
8193 * resolve.cc (Symbol::override_base_with_special): Removed
8194 reference to has_got_offset_ field.
8195 * symtab.cc (Symbol::init_fields): Replaced initialization
8196 of got_offset_ with got_offsets_. Removed initialization
8198 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8199 (Symbol::got_offset): Likewise.
8200 (Symbol::set_got_offset): Likewise.
8201 (Symbol::has_tls_got_offset): Removed.
8202 (Symbol::tls_got_offset): Removed.
8203 (Symbol::set_tls_got_offset): Removed.
8204 (Symbol::got_offset_): Removed.
8205 (Symbol::tls_mod_got_offset_): Removed.
8206 (Symbol::tls_pair_got_offset_): Removed.
8207 (Symbol::got_offsets_): New field.
8208 (Symbol::has_got_offset): Removed.
8209 (Symbol::has_tls_mod_got_offset): Removed.
8210 (Symbol::has_tls_pair_got_offset): Removed.
8211 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8212 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8214 (Target_x86_64::Scan::global): Likewise.
8215 (Target_x86_64::Relocate::relocate): Likewise.
8216 (Target_x86_64::Relocate::relocate_tls): Likewise.
8218 2008-03-25 Ben Elliston <bje@au.ibm.com>
8220 * yyscript.y: Fix spelling error in comment.
8222 2008-03-24 Ian Lance Taylor <iant@google.com>
8224 * options.h (class General_options): Define build_id option.
8225 * layout.h (class Layout): Declare write_build_id, create_note,
8226 create_build_id. Add build_id_note_ member.
8227 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8228 "libiberty.h", "md5.h", "sha1.h".
8229 (Layout::Layout): Initialize eh_frame_data_,
8230 eh_frame_hdr_section_, and build_id_note_.
8231 (Layout::finalize): Call create_build_id.
8232 (Layout::create_note): New function, broken out of
8233 Layout::create_gold_note.
8234 (Layout::create_gold_note): Call create_note.
8235 (Layout::create_build_id): New function.
8236 (Layout::write_build_id): New function.
8237 (Close_task_runner::run): Call write_build_id.
8239 * x86_64.cc: Correct license to GPLv3.
8241 2008-03-23 Ian Lance Taylor <iant@google.com>
8243 * options.cc: Include "demangle.h".
8244 (parse_optional_string): New function.
8245 (parse_long_option): Handle takes_optional_argument.
8246 (parse_short_option): Update dash_z initializer. Handle
8247 takes_optional_argument.
8248 (General_options::General_options): Initialize do_demangle_.
8249 (General_options::finalize): Set do_demangle_. Handle demangling
8251 * options.h (parse_optional_string): Declare.
8252 (struct One_option): Add optional_arg field. Update constructor.
8253 Update call constructor calls. Add takes_optional_argument
8255 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8256 (DEFINE_optional_string): Define.
8257 (General_options::demangle): Change from DEFINE_bool to
8258 DEFINE_optional_string.
8259 (General_options::no_demangle): New function.
8260 (General_options::do_demangle): New function.
8261 (General_options::set_do_demangle): New function.
8262 (General_options::execstack_status_): Move definition to end of
8264 (General_options::static_): Likewise.
8265 (General_options::do_demangle_): New field.
8266 * object.cc (big_endian>::get_symbol_location_info): Call
8267 Options::do_demangle, not Options::demangle.
8268 * symtab.cc (demangle): Likewise.
8270 2008-03-22 Ian Lance Taylor <iant@google.com>
8272 * gold.h: Include <cstddef> and <sys/types.h>
8273 * options.h: Include <cstring>.
8275 2008-03-21 Ian Lance Taylor <iant@google.com>
8277 * Added source code to GNU binutils.