1 2010-07-12 Cary Coutant <ccoutant@google.com>
3 * compressed_output.cc (zlib_decompress): New function.
4 (get_uncompressed_size): New function.
5 (decompress_input_section): New function.
6 * compressed_output.h (get_uncompressed_size): New function.
7 (decompress_input_section): New function.
8 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
9 Handle compressed debug sections.
10 * layout.cc (is_compressed_debug_section): New function.
11 (Layout::output_section_name): Map compressed section names to
13 * layout.h (is_compressed_debug_section): New function.
14 (is_debug_info_section): Recognize compressed debug sections.
15 * merge.cc: Include compressed_output.h.
16 (Output_merge_data::do_add_input_section): Handle compressed
18 (Output_merge_string::do_add_input_section): Handle compressed
20 * object.cc: Include compressed_output.h.
21 (Sized_relobj::Sized_relobj): Initialize new data members.
22 (build_compressed_section_map): New function.
23 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
24 * object.h (Object::section_is_compressed): New method.
25 (Object::do_section_is_compressed): New method.
26 (Sized_relobj::Compressed_section_map): New type.
27 (Sized_relobj::do_section_is_compressed): New method.
28 (Sized_relobj::compressed_sections_): New data member.
29 * output.cc (Output_section::add_input_section): Handle compressed
31 * reloc.cc: Include compressed_output.h.
32 (Sized_relobj::write_sections): Handle compressed debug sections.
34 2010-07-08 Cary Coutant <ccoutant@google.com>
36 * resolve.cc (Symbol_table::resolve): Remember whether undef was
37 weak when resolving to a dynamic def.
38 (Symbol_table::should_override): Add adjust_dyndef flag; set it
39 for weak undef/dynamic def cases. Adjust callers.
40 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
42 (Symbol_table::sized_write_globals): Adjust symbol binding.
43 (Symbol_table::sized_write_symbol): Add binding parameter.
44 * symtab.h (Symbol::set_undef_binding): New method.
45 (Symbol::is_undef_binding_weak): New method.
46 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
47 (Symbol_table::should_override): Add new parameter.
48 (Symbol_table::sized_write_symbol): Add new parameter.
50 * testsuite/weak_undef_file1.cc: Add new test case.
51 * testsuite/weak_undef_file2.cc: Fix header comment.
52 * testsuite/weak_undef_test.cc: Add new test case.
54 2010-06-29 Doug Kwan <dougkwan@google.com>
56 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
57 Initialize USE_SYMBOL_.
58 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
60 (Arm_reloc_property::uses_symbol_): New data member declaration.
61 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
62 uses symbol value and symbol is undefined but not weakly undefined.
64 2010-06-28 Rafael Espindola <espindola@google.com>
66 * plugin.cc (Plugin::load): Use dlerror.
68 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
70 * symtab.cc (detect_odr_violations): When reporting an ODR
71 violation, report an object where the symbol is defined.
73 2010-06-25 Doug Kwan <dougkwan@google.com>
75 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
76 (Target_arm::section_may_have_icf_unsafe_pointers): New method
78 (Target_arm::Scan::local_reloc_may_be_function_pointer,
79 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
80 target hook to detect function points.
81 (Target_arm::Scan::possible_function_pointer_reloc): New method.
82 * icf.h (Icf::check_section_for_function_pointers): Change type of
83 parameter SECTION_NAME to const reference to std::string. Use
84 target hook to determine if section may have unsafe pointers.
85 * target.h (Target::section_may_have_icf_unsafe_pointers): New
88 2010-06-21 Rafael Espindola <espindola@google.com>
90 * fileread.cc (Input_file::find_fie): New
91 (Input_file::open): Use Input_file::find_fie.
92 * fileread.h (Input_file::find_fie): New
93 * plugin.cc (set_extra_library_path): New.
94 (Plugin::load): Add set_extra_library_path to the transfer vector.
95 (Plugin_manager::set_extra_library_path): New.
96 (Plugin_manager::add_input_file): Use the extra search path if set.
97 (set_extra_library_path(): New.
98 * plugin.h (Plugin_manager): Add set_extra_library_path and
101 2010-06-19 Cary Coutant <ccoutant@google.com>
103 * layout.cc (gdb_sections): Add .debug_types.
104 (lines_only_debug_sections): Likewise.
106 2010-06-18 Rafael Espindola <espindola@google.com>
108 * plugin.cc (add_input_file,add_input_library)
109 (Plugin_manager::add_input_file): Make filename arguments const.
110 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
113 2010-06-16 Doug Kwan <dougkwan@google.com>
115 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
116 .ARM.attributes section if we have not merged any input
119 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
121 * arm.cc: Allow combining objects with no EABI version
124 2010-06-15 Rafael Espindola <espindola@google.com>
126 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
128 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
130 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
131 (struct iovec): Correct !HAVE_READV definition.
133 2010-06-10 Cary Coutant <ccoutant@google.com>
135 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
136 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
138 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
141 * symtab.h (Symbol::is_placeholder): New member function.
142 * target-reloc.h (relocate_section): Check for placeholder symbols.
144 * testsuite/Makefile.am (plugin_test_8): New test.
145 (plugin_test_9): New test.
146 * testsuite/Makefile.in: Regenerate.
148 2010-06-09 Nick Clifton <nickc@redhat.com>
150 * yyscript.y (input_list_element): Allow strings prefixed with
151 the '-' character. Treat these as libraries.
152 * script.cc (script_add_library): New function. Adds a library
153 specified by "-l<name>" found in an input script.
154 * script-c.h: Add prototype for script_add_library.
156 2010-06-07 Doug Kwan <dougkwan@google.com>
158 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
159 Restrict stub-group size to be within long conditional branch
160 range when working around cortex-A8 erratum.
162 2010-06-07 Damien Diederen <dd@crosstwine.com>
164 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
167 2010-06-03 Sriraman Tallam <tmsriram@google.com>
171 (Output_section::Input_section_sort_entry::compare_section_ordering):
172 Change to return non-zero correctly.
173 (Output_section::Input_section_sort_section_order_index_compare
174 ::operator()): Change to fix ambiguity in comparisons.
176 2010-06-01 Sriraman Tallam <tmsriram@google.com>
178 * gold.h (is_wildcard_string): New function.
179 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
180 (Layout::layout_eh_frame): Ditto.
181 (Layout::find_section_order_index): New method.
182 (Layout::read_layout_from_file): New method.
183 * layout.h (Layout::find_section_order_index): New method.
184 (Layout::read_layout_from_file): New method.
185 (Layout::input_section_position_): New private member.
186 (Layout::input_section_glob_): New private member.
187 * main.cc (main): Call read_layout_from_file here.
188 * options.h (--section-ordering-file): New option.
189 * output.cc (Output_section::input_section_order_specified_): New
191 (Output_section::Output_section): Initialize new member.
192 (Output_section::add_input_section): Add new parameter.
193 Keep input sections when --section-ordering-file is used.
194 (Output_section::set_final_data_size): Sort input sections when
195 section ordering file is specified.
196 (Output_section::Input_section_sort_entry): Add new parameter.
198 (Output_section::Input_section_sort_entry::compare_section_ordering):
200 (Output_section::Input_section_sort_compare::operator()): Change to
201 consider section_order_index.
202 (Output_section::Input_section_sort_init_fini_compare::operator()):
203 Change to consider section_order_index.
204 (Output_section::Input_section_sort_section_order_index_compare
205 ::operator()): New method.
206 (Output_section::sort_attached_input_sections): Change to sort
207 according to section order when specified.
208 (Output_section::add_input_section<32, true>): Add new parameter.
209 (Output_section::add_input_section<64, true>): Add new parameter.
210 (Output_section::add_input_section<32, false>): Add new parameter.
211 (Output_section::add_input_section<64, false>): Add new parameter.
212 * output.h (Output_section::add_input_section): Add new parameter.
213 (Output_section::input_section_order_specified): New
215 (Output_section::set_input_section_order_specified): New method.
216 (Input_section::Input_section): Initialize section_order_index_.
217 (Input_section::section_order_index): New method.
218 (Input_section::set_section_order_index): New method.
219 (Input_section::section_order_index_): New member.
220 (Input_section::Input_section_sort_section_order_index_compare): New
222 (Output_section::input_section_order_specified_): New member.
223 * script-sections.cc (is_wildcard_string): Delete and move modified
225 (Output_section_element_input::Output_section_element_input): Modify
226 call to is_wildcard_string.
227 (Output_section_element_input::Input_section_pattern
228 ::Input_section_pattern): Ditto.
229 (Output_section_element_input::Output_section_element_input): Ditto.
230 * testsuite/Makefile.am (final_layout): New test case.
231 * testsuite/Makefile.in: Regenerate.
232 * testsuite/final_layout.cc: New file.
233 * testsuite/final_layout.sh: New file.
235 2010-06-01 Rafael Espindola <espindola@google.com>
237 * plugin.cc (Plugin::load): Pass the output name to the plugin.
239 2010-06-01 Rafael Espindola <espindola@google.com>
241 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
242 visibility of symbols.
244 2010-05-27 Doug Kwan <dougkwan@google.com>
246 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
247 from start of output section instead of address for a local symbol
248 in a merged or relaxed section when doing a relocatable link.
250 2010-05-26 Rafael Espindola <espindola@google.com>
253 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
254 adding sections the garbage collector removed.
255 * gold/testsuite/Makefile.am: Add test.
256 * gold/testsuite/Makefile.in: Regenerate.
257 * gold/testsuite/plugin_test_7.sh: New.
258 * gold/testsuite/plugin_test_7_1.c: New.
259 * gold/testsuite/plugin_test_7_2.c: New.
261 2010-05-26 Rafael Espindola <espindola@google.com>
263 * script-sections.cc (Output_section_definition::set_section_addresses):
264 Check for --section-start.
266 2010-05-26 Doug Kwan <dougkwan@google.com>
268 * arm.cc (Arm_scan_relocatable_relocs): New class.
269 (Target_arm::relocate_special_relocatable): New method.
270 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
271 (Arm_relocate_functions::thumb_branch_common): Same.
272 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
273 instead of Default_scan_relocatable_relocs.
274 * target-reloc.h (relocate_for_relocatable): Let target handle
275 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
276 * target.h (Sized_target::relocate_special_relocatable): New method.
278 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
280 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
282 2010-05-23 Doug Kwan <dougkwan@google.com>
284 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
286 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
287 with a direct branch, not a conditional branch, to a stub.
288 * merge.cc (Output_merge_base::record_input_section): New method
290 (Output_merge_data::do_add_input_section): Record input section if
291 keeps-input-sections flag is set.
292 (Output_merge_string::do_add_input_section): Ditto.
293 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
294 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
296 (Output_merge_base::keeps_input_sections,
297 Output_merge_base::set_keeps_input_sections,
298 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
300 (Output_merge_base::Input_sections): New type declaration.
301 (Output_merge_base::input_sections_begin,
302 Output_merge_base::input_sections_end,
303 Output_merge_base::do_set_keeps_input_sections): New method definitions.
304 (Output_merge_base::bool keeps_input_sections_,
305 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
306 Output_merge_base::input_sections_): New data members.
307 (Output_merge_data::do_set_keeps_input_sections): New method
309 (Output_merge_string::do_set_keeps_input_sections): Ditto.
310 * output.cc (Output_section::Input_section::relobj): Move method
311 defintion from class declaration to here and handle merge sections.
312 (Output_section::Input_section::shndx): Ditto.
313 (Output_section::Output_section): Remove initializations of removed
314 data members and initialize new data member LOOKUP_MAPS_.
315 (Output_section::add_input_section): Set keeps-input-sections flag
316 for a newly created merge output section as appropriate. Adjust code
317 to use Output_section_lookup_maps class.
318 (Output_section::add_relaxed_input_section): Adjst code for lookup
319 maps code refactoring.
320 (Output_section::add_merge_input_section): Add a new parameter
321 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
322 class. If adding input section to a newly created merge output
323 section fails, remove the new merge section.
324 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
325 Adjust code for use of the Output_section_lookup_maps class.
326 (Output_section::find_merge_section): Ditto.
327 (Output_section::build_lookup_maps): New method defintion.
328 (Output_section::find_relaxed_input_section): Adjust code to use
329 Output_section_lookup_maps class.
330 (Output_section::get_input_sections): Export merge sections. Adjust
331 code to use Output_section_lookup_maps class.
332 (Output_section:::add_script_input_section): Adjust code to use
333 Output_section_lookup_maps class. Update lookup maps for merge
335 (Output_section::discard_states): Use Output_section_lookup_maps.
336 (Output_section::restore_states): Same.
337 * output.h (Merge_section_properties): Move class defintion out of
339 (Output_section_lookup_maps): New class.
340 (Output_section::Input_section::is_merge_section): New method
342 (Output_section::Input_section::relobj): Move defintion out of class
343 defintion. Declare method only.
344 (Output_section::Input_section::shndx): Ditto.
345 (Output_section::Input_section::output_merge_base): New method defintion.
346 (Output_section::Input_section::u2_.pomb): New union field.
347 (Output_section::Merge_section_by_properties_map,
348 Output_section::Output_section_data_by_input_section_map,
349 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
351 (Output_section::add_merge_input_section): Add new parameter
352 KEEPS_INPUT_SECTIONS.
353 (Output_section::build_lookup_maps): New method declaration.
354 (Output_section::merge_section_map_,
355 Output_section::merge_section_by_properties_map_,
356 Output_section::relaxed_input_section_map_,
357 Output_section::is_relaxed_input_section_map_valid_): Remove data
359 (Output_section::lookup_maps_): New data member.
361 2010-05-21 Doug Kwan <dougkwan@google.com>
364 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
365 avoid a compilation error.
367 2010-05-19 Rafael Espindola <espindola@google.com>
369 * script-sections.cc (Output_section_definition::allocate_to_segment):
370 Update the phdrs_list even when the output section is NULL.
371 * testsuite/Makefile.am: Add test.
372 * testsuite/Makefile.in: Regenerate.
373 * testsuite/script_test_9.cc: New.
374 * testsuite/script_test_9.sh: New.
375 * testsuite/script_test_9.t: New.
377 2010-05-19 Doug Kwan <dougkwan@google.com>
379 * arm.cc (Arm_input_section::original_size): New method.
380 (Arm_input_section::do_addralign): Add a cast.
381 (Arm_input_section::do_output_offset): Remove static cast.
382 (Arm_input_section::original_addralign,
383 Arm_input_section::original_size_): Change type to uint32_t.
384 (Arm_input_section::init): Add safe casts for section alignment
386 (Arm_input_section::set_final_data_size): Do not set address and
387 offset of stub table.
388 (Arm_output_section::fix_exidx_coverage): Change use of of
389 Output_section::Simple_input_section to that of
390 Output_section::Input_section.
391 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
392 except for the first pass.
393 * output.cc (Output_section::get_input_sections): Change type of
394 input_sections to std::list<Input_section>.
395 (Output_section::add_script_input_section): Rename from
396 Output_section::add_simple_input_section. Change type of SIS
397 parameter from Simple_input_section to Input_section.
398 * output.h (Output_section::Simple_input_section): Remove class.
399 (Output_section::Input_section): Change class visibility to public.
400 (Output_section::Input_section::addralign): Use stored alignments
401 for special input sections if set.
402 (Output_section::Input_section::set_addralign): New method.
403 (Output_section::get_input_sections): Change parameter type from
404 list of Simple_input_section to list of Input_section.
405 (Output_section::add_script_input_section): Rename from
406 Output_section::add_simple_input_section. Change first parameter's
407 type from Simple_input_section to Input_section and remove the
408 second and third parameters.
409 * script-sections.cc (Input_section::Input_section_list): Change
410 type to list of Output_section::Input_section/
411 (Input_section_info::Input_section_info): Change parameter type of
412 INPUT_SECTION to Output_section::Input_section.
413 (Input_section_info::input_section): Change return type.
414 (Input_section_info::input_section_): Change type to
415 Output_section::Input_section.
416 (Output_section_element_input::set_section_addresses): Adjust code
417 to use Output_section::Input_section instead of
418 Output_section::Simple_input_section. Adjust code for renaming
419 of Output_section::add_simple_input_section.
420 (Orphan_output_section::set_section_addresses): Ditto.
422 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
424 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
425 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
427 2010-05-18 Rafael Espindola <espindola@google.com>
429 * options.cc (General_options::finalize): Handle -nostdlib.
430 * options.h (nostdlib): New option.
431 * script.cc (script_add_search_dir): Handle -nostdlib.
433 2010-05-12 Doug Kwan <dougkwan@google.com>
435 * arm.cc (Target_arm::do_finalize_sections): Create an empty
436 attributes section only if there no attributes section after merging.
437 (Target_arm::merge_object_attributes): Move value of
438 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
439 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
440 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
441 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
442 and arm_attr_merge_7.stdout.
443 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
444 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
445 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
446 arm_attr_merge_7b.o): New rules.
447 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
449 * testsuite/Makefile.in: Regenerate.
450 * testsuite/arm_attr_merge.sh: New file.
451 * testsuite/arm_attr_merge_[67][ab].s: Same.
453 2010-05-05 Nick Clifton <nickc@redhat.com>
455 * po/es.po: Updated Spanish translation.
457 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
459 * Makefile.am (install-exec-local): Properly install gold as
460 default cross linker.
461 * Makefile.in: Regenerated.
463 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
464 Nick Clifton <nickc@redhat.com>
466 * configure.ac (install_as_default): Define and set to false
467 unless --enable-gold or --enable-gold=both/gold has been
469 * configure: Regenerate.
471 * Makefile.am (install-exec-local): Install the executable as
472 'ld.gold'. If install_as_default is true then also install it as
474 * Makefile.in: Regenerated.
476 2010-04-24 Ian Lance Taylor <iant@google.com>
478 * layout.cc (Layout::layout_reloc): In relocatable link don't
479 combine reloc sections for grouped sections.
481 2010-04-23 Sriraman Tallam <tmsriram@google.com>
483 * gc.h (gc_process_relocs): Pass information on relocs pointing to
484 sections that are not ordinary to icf.
485 * icf.cc (get_section_contents): Handle relocation pointing to section
486 with no object or shndx information.
487 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
488 * testsuite/Makefile.in: Regenerate.
489 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
490 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
492 2010-04-22 Ian Lance Taylor <iant@google.com>
494 * expression.cc (Expression::Expression_eval_info): Add
495 result_alignment_pointer field.
496 (Expression::eval_with_dot): Add result_alignment_pointer
497 parameter. Change all callers.
498 (Expression::eval_maybe_dot): Likewise.
499 (class Binary_expression): Add alignment_pointer parameter to
500 left_value and right_value. Change all callers.
501 (BINARY_EXPRESSION): Set result alignment.
502 (class Trinary_expression): Add alignment_pointer parameter to
503 arg2_value and arg3_value. Change all callers.
504 (Trinary_cond::value): Set result alignment.
505 (Max_expression::value, Min_expression::value): Likewise.
506 (Align_expression::value): Likewise.
507 * script-sections.cc (class Sections_element): Add dot_alignment
508 parameter to set_section_addresses virtual function. Update
510 (class Output_section_element): Likewise.
511 (Script_sections::create_segments): Add dot_alignment parameter.
513 (Script_sections::create_segments_from_phdrs_clause): Likewise.
514 (Script_sections::set_phdrs_clause_addresses): Likewise.
515 * script-sections.h: Update declarations.
516 * script.h: Update declarations.
517 * output.h (Output_segment::set_minimum_p_align): Don't decrease
519 * testsuite/script_test_3.t: Set large alignment.
520 * testsuite/script_test_3.sh: Make sure that at least one LOAD
521 segment has expected alignment.
523 2010-04-22 Nick Clifton <nickc@redhat.com>
525 * po/gold.pot: Updated by the Translation project.
526 * po/vi.po: Updated Vietnamese translation.
528 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
530 * testsuite/Makefile.am (check_PROGRAMS): Add
531 icf_virtual_function_folding_test.
532 * testsuite/Makefile.in: Regenerated.
534 2010-04-15 Andrew Haley <aph@redhat.com>
536 * options.h (merge_exidx_entries): New option.
537 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
538 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
539 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
540 (Target_arm::merge_exidx_entries): New function.
541 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
542 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
543 to Arm_exidx_fixup constructor.
544 Add new arg, merge_exidx_entries.
545 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
546 Arm_output_section::fix_exidx_coverage.
548 2010-04-18 Sriraman Tallam <tmsriram@google.com>
550 * icf.cc (get_section_contents): Check for preemptible functions.
551 Ignore addend when appropriate.
552 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
554 (add_from_relobj): Check for section folded.
555 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
556 * symtab.h (should_add_dynsym_entry): Add new parameter.
557 * target-reloc.h (scan_relocs): Check for section folded.
558 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
559 Check reloc types for function pointers in shared objects.
560 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
562 (icf_preemptible_functions_test): New test case.
563 (icf_string_merge_test): New test case.
564 * testsuite.Makefile.in: Regenerate.
565 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
566 bar_glob. Refactor code.
567 * testsuite/icf_preemptible_functions_test.cc: New file.
568 * testsuite/icf_preemptible_functions_test.sh: New file.
569 * testsuite/icf_string_merge_test.cc: New file.
570 * testsuite/icf_string_merge_test.sh: New file.
571 * testsuite/icf_virtual_function_folding_test.cc: New file.
572 * testsuite/icf_virtual_function_folding_test.sh: New file.
574 2010-04-14 Doug Kwan <dougkwan@google.com>
576 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
577 for local symbol recounting if we remove a section due to ICF.
578 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
579 there are no regular objects in input.
581 2010-04-13 Doug Kwan <dougkwan@google.com>
583 * arm.cc (Arm_input_section::set_final_data_size): Compute
584 accurate final data size instead of using current data size.
586 2010-04-09 Doug Kwan <dougkwan@google.com>
588 * layout.cc (Layout::choose_output_section): Handle script section
590 (Layout::make_output_section_for_script): Add section type parameter.
591 Handle script section types.
592 * layout.h (Layout::make_output_section_for_script): Add section
594 * output.cc (Output_section::Output_section): Initialize data member
596 (Output_section::do_reset_address_and_file_offset): Do not set address
597 to 0 if section is a NOLOAD section.
598 * output.h (Output_section::is_noload): New method.
599 (Output_section::set_is_noload): Ditto.
600 (Output_section::is_noload_): New data member.
601 * script-c.h (Script_section_type): New enum type.
602 (struct Parser_output_section_header): Add new file section_type.
603 * script-sections.cc (Sections_element::output_section_name): Add
604 parameter for returning script section type.
605 (Output_section_definition::output_section_name): Ditto.
606 (Output_section_definition::section_type)P; New method.
607 (Output_section_definiton::script_section_type_name): Ditto.
608 (Output_section_definition::script_section_type_): New data member.
609 (Output_section_definition::Output_section_definition): Initialize
610 data member Output_section_definition::script_section_type_.
611 (Output_section_definition::create_sections): Pass script section type
612 to Layout::make_output_section_for_script.
613 (Output_section_definition::output_section_name): Return script
614 section type to caller.
615 (Output_section_definition::set_section_address): Do not advance
616 dot value and load address if section type is NOLOAD. Set address
617 of NOLOAD sections regardless of section flags.
618 (Output_section_definition::print): Print section type if it is
619 not SCRIPT_SECTION_TYPE_NONE.
620 (Output_section_definition::section_type): New method.
621 (Output_section_definition::script_section_type_name): Ditto.
622 (Script_sections::output_section_name): Add new parameter
623 PSECTION_TYPE for returning script section type. Pass it to
624 section elements. Handle discard sections.
625 (Sort_output_sections::operator()): Handle NOLOAD sections.
626 * script-sections.h (Script_sections::Section_type): New enum type.
627 (Script_sections::output_section_name): Add a new parameter for
628 returning script section type.
629 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
631 * yyscript.y (union): Add new field SECTION_TYPE.
632 (COPY, DSECT, INFO, NOLOAD): New tokens.
633 (opt_address_and_section_type): Change type to output_section_header.
634 (section_type): New non-terminal
635 (section_header): Handle section type.
636 (opt_address_and_section_type): Return section type value.
638 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
640 * testsuite/plugin_common_test_1.c (foo): Add prototype.
641 * testsuite/plugin_common_test_2.c (foo): Likewise.
643 2010-04-08 Doug Kwan <dougkwan@google.com>
645 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
647 * output.cc (Output_section::add_merge_input_section): Simplify
648 code and return status of Output_merge_base::add_input_section.
649 Update merge section map only if Output_merge_base::add_input_section
652 2010-04-07 Doug Kwan <dougkwan@google.com>
654 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
655 if section is marked as containing instructions but has no mapping
657 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
658 correct section index.
659 (Arm_relobj::find_linked_text_section): Ditto.
661 2010-04-07 Cary Coutant <ccoutant@google.com>
663 * archive.cc (include_member): Destroy Read_symbols_data object before
665 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
666 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
667 (Read_symbols_data::~Read_symbols_data) New destructor.
668 (Section_relocs::Section_relocs) New constructor.
669 (Section_relocs::~Section_relocs) New destructor.
670 (Read_relocs_data::Read_relocs_data) New constructor.
671 (Read_relocs_data::~Read_relocs_data) New destructor.
672 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
673 pointers to NULL after deleting.
675 2010-04-07 Doug Kwan <dougkwan@google.com>
677 * arm.cc: Replace "endianity" with "endianness" in comments.
678 (Arm_exidx_cantunwind): Ditto.
679 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
680 (Arm_relobj::merge_flags_and_attributes): New method.
681 (Arm_relobj::merge_flags_and_attributes_): New data member.
682 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
683 (Arm_relobj::scan_sections_for_stubs): Ditto.
684 (Arm_relobj::do_read_symbols): Check to see if we really want to
685 merge processor-specific flags and attributes. Exit early if
686 an object is empty except for section names and the undefined symbol.
687 (Target_arm::do_finalize_sections): Move check for ELF format to
688 Arm_relobj::do_read_symbols. Merge processor specific flags and
689 attributes from a regular object only when we have determined that
690 it is aapropriate. Do not create an .ARM.attributes section in
691 output if there is no regular input object.
692 (Target_arm::merge_processor_specific_flags): Check
693 --warn-mismatch before printing any error.
694 (Target_arm::merge_object_attributes): Ditto.
695 * gold.cc (queue_middle_tasks): Handle the case in which there is
696 no regular object in input.
697 * options.cc (General_options::parse_EB): New method.
698 (General_options::parse_EL): Same.
699 (General_options::General_options): Initialize endianness_.
700 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
702 (General_options::Endianness): New enum.
703 (General_options::endianness): New method.
704 (General_options::endianness_): New data member.
705 * parameters.cc (Parameters::set_options): Check target endianness.
706 (Parameters::set_target_once): Ditto.
707 (Parameters::check_target_endianness): New method.
708 (parameters_force_valid_target): If either -EL or -EB is specified,
709 use it to define endianness of default target.
710 * parameters.h (Parameters::check_target_endianness): New method
712 * target.h (class Target): Change "endianity" to "endianness"
715 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
717 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
718 * configure: Regenerate.
719 * Makefile.in: Regenerate.
720 * testsuite/Makefile.in: Regenerate.
722 2010-04-06 Cary Coutant <ccoutant@google.com>
725 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
726 prevailing definitions of common symbols.
727 * testsuite/plugin_test_6.sh: New test case.
728 * testsuite/plugin_common_test_1.c: New test case.
729 * testsuite/plugin_common_test_2.c: New test case.
730 * testsuite/Makefile.am (plugin_test_6): New test case.
731 * testsuite/Makefile.in: Regenerate.
733 2010-04-06 Nick Clifton <nickc@redhat.com>
735 * po/vi.po: New Vietnamese translation.
737 2010-03-30 Doug Kwan <dougkwan@google.com>
739 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
741 2010-03-25 Doug Kwan <dougkwan@google.com>
743 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
744 to avoid a conversion warning on a 32-bit host.
746 2010-03-24 Ian Lance Taylor <iant@google.com>
748 * testsuite/script_test_3.t: Add a TLS segment.
749 * testsuite/Makefile.am (check_PROGRAMS): Add
750 tls_phdrs_script_test.
751 (tls_phdrs_script_test_SOURCES): Define.
752 (tls_phdrs_script_test_DEPENDENCIES): Define.
753 (tls_phdrs_script_test_LDFLAGS): Define.
754 (tls_phdrs_script_test_LDADD): Define.
755 * testsuite/Makefile.in: Rebuild.
757 2010-03-23 Cary Coutant <ccoutant@google.com>
759 * fileread.cc (find_or_make_view): Fix comment.
761 2010-03-23 Ian Lance Taylor <iant@google.com>
763 * script-sections.cc (class Orphan_section_placement): Define
764 PLACE_TLS and PLACE_TLS_BSS.
765 (Orphan_section_placement::Orphan_section_placement): Initialize
767 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
768 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
769 (tls_script_test_SOURCES): Define.
770 (tls_script_test_DEPENDENCIES): Define.
771 (tls_script_test_LDFLAGS): Define.
772 (tls_script_test_LDADD): Define.
773 * testsuite/Makefile.in: Rebuild.
775 2010-03-22 Doug Kwan <dougkwan@google.com>
777 * arm.cc (Arm_relocate_functions::abs8,
778 Arm_relocate_functions::abs16): Use correct check for overflow
779 specified in the ARM ELF specs.
780 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
781 target of a BLX instruction specially.
782 (Reloc_stub::stub_type_for_reloc): Ditto.
783 (Relocate::relocate): Use symbolic names instead of numeric relocation
784 codes to report error.
785 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
787 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
788 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
789 thumb2_blx_out_of_range.stdout
790 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
791 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
792 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
793 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
794 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
795 thumb2_blx_in_range, thumb2_blx_in_range.o,
796 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
797 thumb2_blx_out_of_range.o): New rules.
798 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
799 thumb2_blx_in_range and thumb2_blx_out_of_range.
800 * testsuite/Makefile.in: Regenerate.
801 * arm_branch_in_range.sh: Add tests for THUMB BLX.
802 * testsuite/thumb_blx_in_range.s: New file.
803 * testsuite/thumb_blx_out_of_range.s: New file.
805 2010-03-22 Rafael Espindola <espindola@google.com>
807 * archive.cc (Should_include): Move to archive.h.
808 (should_include_member): Make it a member of Archive.
810 (Add_lib_group_symbols): New.
811 * archive.h: Include options.h.
812 (Archive_member): Moved from Archive.
813 (Should_include): Moved from archive.cc.
815 (Add_lib_group_symbols): New.
816 * dynobj.cc (do_should_include_member): New.
817 * dynobj.h (do_should_include_member): New.
818 * gold.cc (queue_initial_tasks): Update call to queue.
819 * main.cc (main): Print lib group stats.
820 * object.cc (do_should_include_member): New.
821 * object.h: Include archive.h.
822 (Object::should_include_member): New.
823 (Object::do_should_include_member): New.
824 (Sized_relobj::do_should_include_member): New.
825 * options.cc (General_options::parse_start_lib): New.
826 (General_options::parse_end_lib): New.
827 (Input_arguments::add_file): Handle lib groups.
828 (Input_arguments::start_group): Check we are not in a lib.
829 (Input_arguments::start_lib): New.
830 (Input_arguments::end_lib): New.
831 * options.h (General_options): Add start_lib and end_lib.
832 (Input_argument::lib_): New.
833 (Input_argument::lib): New.
834 (Input_argument::is_lib): New.
835 (Input_file_lib): New.
836 (Input_arguments::in_lib_): New.
837 (Input_arguments::in_lib): New.
838 (Input_arguments::start_lib): New.
839 (Input_arguments::end_lib_): New.
840 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
841 in unused members as preempted.
842 (Sized_pluginobj::do_should_include_member): New.
843 * plugin.h (Sized_pluginobj::do_should_include_member): New.
844 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
846 (Read_symbols::do_whole_lib_group): New.
847 (Read_symbols::do_lib_group): New.
848 (Read_symbols::do_read_symbols): Handle lib groups.
849 (Read_symbols::get_name): Handle lib groups.
850 * readsyms.h (Read_symbols): Add an archive member pointer.
851 (Read_symbols::do_whole_lib_group): New.
852 (Read_symbols::do_lib_group): New.
853 (Read_symbols::member_): New.
854 * script.cc (read_input_script): Update call to queue_soon.
856 2010-03-19 Doug Kwan <dougkwan@google.com>
858 * arm.cc (Stub_table::Stub_table): Initialize new data members
859 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
860 (Stub_table::add_reloc_stub): Assign stub offset and update
861 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
862 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
864 (Stub_table::update_data_size_and_addralign): Use
865 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
866 instead of going over all reloc stubs.
867 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
868 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
869 Stringpool_template::offset_ to size of Stringpool_char.
870 (Stringpool_template::new_key_offset): Remove code to initialize
871 Stringpool_template::offset_.
872 * stringpool.h (Stringpool_template::set_no_zero_null): Set
873 Stringpool_template::offset_ to zero.
875 2010-03-15 Doug Kwan <dougkwan@google.com>
877 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
879 (Stringpool_template::new_key_offset): New method.
880 (Stringpool_template::add_string): Assign offsets when adding new
882 (Stringpool_template::set_string_offsets): Do not set string offsets
884 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
886 (Chunked_vector::clear): Clear size_.
887 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
888 (Chunked_vector::size): Return size_.
889 (Chunked_vector::push_back): Use size_ to find insert position.
890 (Chunked_vector::size_): New data member.
891 (Stringpool_template::set_no_zero_null): Assert string set is empty.
892 (Stringpool_template::new_key_offset): New method declaration.
893 (Stringpool_template::offset_): New data member.
895 2010-03-15 Rafael Espindola <espindola@google.com>
897 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
898 Add_symbols' constructor.
899 * readsyms.h (Add_symbols): Remove the input_group member.
901 2010-03-10 Ian Lance Taylor <iant@google.com>
903 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
904 target to ask whether a reference to a symbol requires a stack
906 * target.h (Target::is_call_to_non_split): New function.
907 (Target::do_is_call_to_non_split): Declare virtual function.
908 * target.cc: Include "symtab.h".
909 (Target::do_is_call_to_non_split): New function.
910 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
912 2010-03-10 Cary Coutant <ccoutant@google.com>
914 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
915 (File_read::open[1]): Remove initial mapping of whole_file_view_.
916 (File_read::open[2]): Add whole_file_view_ to list of views.
917 (File_read::make_view): Remove test of whole_file_view_.
918 (File_read::find_or_make_view): Create whole_file_view_ if
920 (File_read::clear_views): Replace bool parameter with enum;
921 adjust all callers. Don't delete views with permanent data;
922 do delete cached views and views from archives if
923 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
924 if clearing the corresponding view.
925 * fileread.h (File_read::Clear_views_mode): New enum.
926 (File_read::View::is_permanent_view): New method.
927 (File_read::clear_views): Replace bool parameter
928 with enum; adjust all callers.
929 * options.h (General_options): Change keep_files_mapped option;
931 * readsyms.cc (Add_symbols::run): Delete sd_ object before
933 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
936 2010-03-10 David S. Miller <davem@davemloft.net>
938 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
940 2010-03-09 Sriraman Tallam <tmsriram@google.com>
942 * icf.cc (get_section_contents): Add '@' marker after processing the
945 2010-03-08 Doug Kwan <dougkwan@google.com>
947 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
948 due to a conversion warning.
949 (Arm_relobj::update_output_local_symbol_count): Check for local
950 symbol with unset output index.
952 2010-03-05 Ian Lance Taylor <iant@google.com>
954 * options.h (class General_options): Add --spare-dynamic-tags.
955 * output.cc (Output_data_dynamic::set_final_data_size): Implement
956 --spare-dynamic-tags.
958 2010-03-05 Ian Lance Taylor <iant@google.com>
960 * incremental.cc: Include "libiberty.h".
962 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
964 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
965 function, is_info_ member.
966 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
967 (Versions::Versions): Update caller.
968 (Versions::define_base_version): Likewise.
969 (Versions::add_def): Likewise.
971 2010-03-03 Sriraman Tallam <tmsriram@google.com>
973 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
974 (Scan::possible_function_pointer_reloc): New function.
975 (Scan::local_reloc_may_be_function_pointer): Change to call
976 possible_function_pointer_reloc.
977 (Scan::global_reloc_may_be_function_pointer): Ditto.
978 * icf.h (Icf::check_section_for_function_pointers): Change to reject
979 relocations in ".data.rel.ro._ZTV" section.
980 * testsuite/icf_safe_so_test.sh: Change to pass i386.
981 * testsuite/icf_safe_so_test.cc: Ditto.
982 * testsuite/icf_safe_test.cc: Ditto.
983 * testsuite/icf_safe_test.sh: Ditto.
985 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
986 Ian Lance Taylor <iant@google.com>
988 * target-reloc.h (relocate_section): Check the symbol table index
989 for -1U before setting the local symbol index.
990 (scan_relocatable_relocs): If copying the relocation, record that
991 the local symbol is required.
992 * object.h (Symbol_value::is_output_symtab_index_set): New
994 (Symbol_value::may_be_discarded_from_output_symtab): New
996 (Symbol_value::has_output_symtab_entry): New function.
997 (Symbol_value::needs_output_symtab_entry): Remove.
998 (Symbol_value::output_symtab_index): Make sure the symbol index is
1000 (Symbol_value::set_output_symtab_index): Make sure the symbol
1001 index is not set. Make sure the new index is valid.
1002 (Symbol_value::set_must_have_output_symtab_entry): New function.
1003 (Symbol_value::has_output_dynsym_entry): New function.
1004 (Symbol_value::set_output_dynsym_index): Make sure the new index
1006 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1007 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1008 local symbol if permitted.
1009 (Sized_relobj::do_finalize_local_symbols): Call
1010 is_output_symtab_index_set rather than needs_output_symtab_entry.
1011 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1012 rather than needs_output_symtab_entry. Call
1013 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1014 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1015 is_output_symtab_index_set rather than needs_output_symtab_entry.
1016 * testsuite/discard_locals_relocatable_test.c: New file.
1017 * testsuite/discard_locals_test.sh: Test -r.
1018 * testsuite/Makefile.am (check_DATA): Add
1019 discard_locals_relocatable_test1.syms,
1020 discard_local_relocatable_test2.syms.
1021 (MOSTLYCLEANFILES): Likewise. Also add
1022 discard_locals_relocatable_test1.lout and
1023 discard_locals_relocatable_test2.out.
1024 (discard_locals_relocatable_test1.syms): New target.
1025 (discard_locals_relocatable_test.o): New target.
1026 (discard_locals_relocatable_test1.out): New target.
1027 (discard_locals_relocatable_test2.syms): New target.
1028 (discard_locals_relocatable_test2.out): New target.
1029 (various): Add missing ../ld-new dependencies.
1030 * testsuite/Makefile.in: Rebuild.
1032 2010-03-03 Nick Clifton <nickc@redhat.com>
1034 * po/fi.po: New Finnish translation.
1036 2010-03-01 Doug Kwan <dougkwan@google.com>
1038 * layout.cc (Layout::Layout): Force section types of .init_array*,
1039 .preinit_array* and .fini_array* sections.
1040 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1041 Fix check of return value of std::string::find.().
1042 (Output_section::Input_section_sort_compare::operator()): Remove
1043 comment about .init_array.
1044 (Output_section::Input_section_sort_init_fini_compare::operator()):
1046 (Output_section::sort_attached_input_sections): Handle .init_array
1047 and .fini_array specially.
1048 * output.h (Output_section::Inut_section_sort_compare): Update
1050 (Output_section::Input_section_sort_init_fini_compare): New struct.
1052 2010-02-26 Doug Kwan <dougkwan@google.com>
1054 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1055 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1056 * testsuite/debug_msg.sh: Avoid matching source line number for
1057 use of global variable undef_int.
1059 2010-02-26 Doug Kwan <dougkwan@google.com>
1061 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1062 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1063 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1064 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1065 * options.cc (General_options::General_options): Initialize member
1067 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1068 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1069 and rm_no_fix_v4bx.stdout
1070 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1071 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1072 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1073 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1074 and arm_no_fix_v4bx.
1075 * Makefile.in: Regenerate.
1076 * testsuite/arm_fix_v4bx.s: New file.
1077 * testsuite/arm_fix_v4bx.sh: Ditto.
1079 2010-02-24 Doug Kwan <dougkwan@google.com>
1081 * arm.cc (Target_arm::got_section): Make the .got section the first
1082 non RELRO section in the data segment.
1083 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1084 suffixes of section names.
1086 2010-02-24 Doug Kwan <dougkwan@google.com>
1088 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1089 flags and attributes merging if an input file is a binary file.
1090 * fileread.cc (Input_file::open): Record format of original file.
1091 * fileread.h (Input_file::Format): New enum type.
1092 (Input_file::Input_file): Initialize data member format_.
1093 (Input_file::format): New method definition.
1094 (Input_file::format_):: New data member.
1096 2010-02-24 Doug Kwan <dougkwan@google.com>
1098 * arm.cc (Arm_output_data_got): New class.
1099 (ARM_TCB_SIZE): New constant
1100 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1101 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1102 If user uses a script with a SECTIONS clause, issue only a warning
1103 for a misplaced EXIDX input section. Otherwise, issue an error.
1104 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1106 (Target_arm::got_mode_index_entry): Handle static linking.
1107 (Target_arm::Scan::local): Ditto.
1108 (Target_arm::Scan::global): Ditto.
1109 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1110 all incorrectly implemented relocations.
1111 (Target_arm::fix_exidx_coverage): Pass layout to
1112 Arm_output_section::fix_exidx_coverage.
1113 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1114 from ".ARM.exidx." and ".ARM.extab.".
1116 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1118 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1119 section if it does not already exist.
1120 * attributes.cc (Attributes_section_data::Attributes_section_data):
1121 Don't crash if size is zero.
1123 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1124 Ian Lance Taylor <iant@google.com>
1126 * gold.cc (queue_middle_tasks): If no input files were opened,
1128 * workqueue.h (Task_function::Task_function): Assert that there is
1131 2010-02-22 Doug Kwan <dougkwan@google.com>
1133 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1134 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1135 types to avoid warnings due to different uint64_t implementations
1138 2010-02-21 Doug Kwan <dougkwan@google.com>
1140 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1141 handling of the maximum backward branch offset.
1142 (Arm_relocate_functions::thumb_branch_common): Ditto.
1143 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1144 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1145 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1146 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1147 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1148 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1149 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1150 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1151 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1152 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1153 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1154 thumb2_bl_out_of_range.o): New rules.
1155 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1156 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1157 thumb2_bl_out_of_range
1158 * testsuite/Makefile.in: Regenerate.
1159 * testsuite/arm_bl_in_range.s: New file.
1160 * testsuite/arm_bl_out_of_range.s: Ditto.
1161 * testsuite/arm_branch_in_range.sh: Ditto.
1162 * testsuite/arm_branch_range.t: Ditto.
1163 * testsuite/thumb2_branch_range.t: Ditto.
1164 * testsuite/thumb_bl_in_range.s: Ditto.
1165 * testsuite/thumb_bl_out_of_range.s: Ditto.
1166 * testsuite/thumb_branch_range.t: Ditto.
1168 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1170 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1171 Add reloc offset information.
1172 * icf.cc (get_section_contents): Change iterators to point to the new
1173 vectors. Add reloc offset information to the contents.
1174 * icf.h (Icf::Sections_reachable_info): New typedef.
1175 (Icf::Sections_reachable_list): New typedef.
1176 (Icf::Offset_info): New typedef.
1177 (Icf::Reloc_info): New struct typedef.
1178 (Icf::Reloc_info_list): New typedef.
1179 (Icf::symbol_reloc_list): Delete method.
1180 (Icf::addend_reloc_list): Delete method.
1181 (Icf::section_reloc_list): Delete method.
1182 (Icf::reloc_info_list): New method.
1183 (Icf::reloc_info_list_): New member.
1185 2010-02-19 Doug Kwan <dougkwan@google.com>
1187 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1188 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1189 * arm.cc (Arm_relocation_functions): New forward declaration.
1190 (Target_arm::Target_arm): Initialize new data members
1191 got_mod_index_offset_ and tls_base_symbol_defined_.
1192 (Target_arm::Relocate::relocate_tls): New method.
1193 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1194 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1196 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1197 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1198 (Target_arm::got_mod_index_offset_,
1199 Target_arm::tls_base_symbol_defined_): New data members.
1200 (Target_arm::Scan::local, Target::Scan::global,
1201 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1204 2010-02-18 Doug Kwan <dougkwan@google.com>
1206 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1207 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1208 text section as a parameter becuase some broken tools may not set
1209 the link in section header.
1210 (Target_arm::has_got_section): New method.
1211 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1212 without any mapping symbol as data only. Remove warning.
1213 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1214 link in its section header, try to discover the link by inspecting the
1215 REL31 relocation at the beginning of the section.
1216 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1218 (Target_arm::Scan::global): Treat any reference to the symbol
1219 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1221 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1223 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1224 (Scan::global_reloc_may_be_function_pointer): New function.
1225 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1226 (Scan::global_reloc_may_be_function_pointer): New function.
1227 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1228 (Scan::global_reloc_may_be_function_pointer): New function.
1229 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1230 (Scan::global_reloc_may_be_function_pointer): New function.
1231 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1232 (Scan::global_reloc_may_be_function_pointer): New function.
1233 (Scan::possible_function_pointer_reloc): New function.
1234 (Target_x86_64::can_check_for_function_pointers): New function.
1235 * gc.h (gc_process_relocs): Scan relocation types to determine if
1236 function pointers were taken for targets that support it.
1237 * icf.cc (Icf::find_identical_sections): Include functions for
1238 folding in safe ICF whose pointer is not taken.
1239 * icf.h (Secn_fptr_taken_set): New typedef.
1240 (fptr_section_id_): New member.
1241 (section_has_function_pointers): New function.
1242 (set_section_has_function_pointers): New function.
1243 (check_section_for_function_pointers): New function.
1244 * options.h: Fix comment for safe ICF option.
1245 * target.h (can_check_for_function_pointers): New function.
1246 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1247 Modify icf_safe_test for X86-64.
1248 * testsuite/Makefile.in: Regenerate.
1249 * testsuite/icf_safe_so_test.cc: New file.
1250 * testsuite/icf_safe_so_test.sh: New file.
1251 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1252 (main): Change to take pointer to function kept_func_3.
1253 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1254 folding is done correctly for X86-64.
1256 2010-02-12 David S. Miller <davem@davemloft.net>
1258 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1259 is_symbolless parameter.
1260 (Output_reloc<SHT_REL>::is_symbolless): New.
1261 (Output_reloc<SHT_REL>::is_symbolless_): New.
1262 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1263 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1264 (Output_reloc<SHT_RELA>::is_symbolless): New.
1265 (Output_data_reloc::add_global): Handle is_symbolless.
1266 (Output_data_reloc::add_global_relative): Likewise.
1267 (Output_data_reloc::add_local): Likewise.
1268 (Output_data_reloc::add_local_relative): Likewise.
1269 (Output_data_reloc::add_symbolless_global_addend): New.
1270 (Output_data_reloc::add_symbolless_local_addend): New.
1271 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1273 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1274 instead of ->is_relative_
1275 (Output_reloc::write): Likewise.
1276 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1277 (Output_reloc::write_rel): Simplify.
1279 * sparc.cc (Target_sparc::Scan::local): Use
1280 ->add_symbolless_local_addend as needed.
1281 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1282 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1283 based upon relocation offset.
1285 2010-02-11 Doug Kwan <dougkwan@google.com>
1287 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1288 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1289 beginning of function.
1290 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1291 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1292 parameter is_32bit in calls to should_apply_static_reloc.
1293 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1294 (check_DATA): Add arm_abs_global.stdout.
1295 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1296 arm_abs_global.stdout): New rules.
1297 (MOSTLLYCLEANFILES): Add arm_abs_global
1298 * Makefile.in: Regenerate.
1299 * testsuite/arm_abs_global.s: New file.
1300 * testsuite/arm_abs_global.sh: Ditto.
1301 * testsuite/arm_abs_lib.s: Ditto.
1303 2010-02-11 Ian Lance Taylor <iant@google.com>
1305 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1307 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1308 Allocate_commons_task first.
1309 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1310 task, rather than symtab_lock_.
1311 (Gc_process_relocs::~Gc_process_relocs): New function.
1312 (Gc_process_relocs::is_runnable): Check this_blocker_.
1313 (Gc_process_relocs::locks): Use next_blocker_ rather than
1315 (Scan_relocs::~Scan_relocs): New function.
1316 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1318 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1320 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1321 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1322 constructor accordingly.
1323 (class Gc_process_relocs): Likewise.
1324 (class Scan_relocs): Likewise.
1325 * common.h (class Allocate_commons_task): Remove symtab_lock_
1326 field, and corresponding constructor parameter.
1327 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1329 (Allocate_commons_task::locks): Likewise.
1331 2010-02-11 Ian Lance Taylor <iant@google.com>
1333 * gold-threads.h (class Once): Define.
1334 (class Initialize_lock): Rewrite as child of Once.
1335 * gold-threads.cc (class Once_initialize): Define.
1336 (once_pointer_control): New static variable.
1337 (once_pointer, once_arg): New static variables.
1338 (c_run_once): New static function.
1339 (Once::Once, Once::run_once, Once::internal_run): New functions.
1340 (class Initialize_lock_once): Remove.
1341 (initialize_lock_control): Remove.
1342 (initialize_lock_pointer): Remove.
1343 (initialize_lock_once): Remove.
1344 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1345 (Initialize_lock::initialize): Rewrite.
1346 (Initialize_lock::do_run_once): New function.
1347 * archive.cc (Archive::interpret_header): Only clear name if it is
1349 * fileread.cc: Include "gold-threads.h"
1350 (file_counts_lock): New static variable.
1351 (file_counts_initialize_lock): Likewise.
1352 (File_read::release): Only increment counts when using --stats.
1353 Use a lock around the increment.
1354 * parameters.cc (class Set_parameters_target_once): Define.
1355 (set_parameters_target_once): New static variable.
1356 (Parameters::Parameters): Move here from parameters.h.
1357 (Parameters::set_target): Rewrite.
1358 (Parameters::set_target_once): New function.
1359 (Parameters::clear_target): Move here and rewrite.
1360 * parameters.h (class Parameters): Update declarations. Add
1361 set_parameters_target_once_ field.
1362 (Parameters::Parameters): Move to parameters.cc.
1363 (Parameters::clear_target): Likewise.
1364 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1366 (Start_group::~Start_group): New function.
1367 (Start_group::is_runnable): New function.
1368 (Start_group::locks, Start_group::run): New functions.
1369 (Finish_group::run): Change saw_undefined to size_t.
1370 * readsyms.h (class Start_group): Define.
1371 (class Finish_group): Change saw_undefined_ field to size_t.
1372 (Finish_group::Finish_group): Remove saw_undefined and
1373 this_blocker parameters. Change all callers.
1374 (Finish_group::set_saw_undefined): New function.
1375 (Finish_group::set_blocker): New function.
1376 * symtab.h (class Symbol_table): Change saw_undefined to return
1377 size_t. Change saw_undefined_ field to size_t.
1378 * target-select.cc (Set_target_once::do_run_once): New function.
1379 (Target_selector::Target_selector): Initialize set_target_once_
1380 field. Don't initialize lock_ and initialize_lock_ fields.
1381 (Target_selector::instantiate_target): Rewrite.
1382 (Target_selector::set_target): New function.
1383 * target-select.h (class Set_target_once): Define.
1384 (class Target_selector): Update declarations. Make
1385 Set_target_once a friend. Remove lock_ and initialize_lock_
1386 fields. Add set_target_once_ field.
1388 2010-02-10 Ian Lance Taylor <iant@google.com>
1390 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1392 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1393 (queue_middle_tasks): Add all blockers before queueing any tasks.
1394 (queue_final_tasks): Likewise.
1395 * token.h (Task_token::add_blockers): New function.
1396 * object.h (Input_objects::number_of_relobjs): New function.
1398 2010-02-10 Ian Lance Taylor <iant@google.com>
1400 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1401 shared, not if not position independent.
1402 * x86_64.cc (Relocate::relocate_tls): Likewise.
1403 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1404 (tls_pie_pic_test): New target.
1405 * testsuite/Makefile.in: Rebuild.
1407 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1408 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1409 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1410 * testsuite/Makefile.in: Rebuild.
1412 2010-02-09 David S. Miller <davem@davemloft.net>
1414 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1415 R_SPARC_RELATIVE using ->add_local_relative().
1416 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1418 * output.h (Output_data_dynamic::add_section_size): New method
1419 that takes two Output_data objects.
1420 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1421 entry param. Handle it in initializers.
1422 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1423 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1424 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1426 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1427 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1428 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1429 for dynrel_includes_plt.
1430 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1431 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1432 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1434 (Target_sparc::do_finalize_sections): Update to pass true for
1435 dynrel_includes_plt.
1436 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1437 output before .rela.plt
1438 (Target_powerpc::do_finalize_sections): Update to pass true for
1439 dynrel_includes_plt when 32-bit.
1441 2010-02-08 Doug Kwan <dougkwan@google.com>
1443 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1445 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1446 Arm_relobj::scan_section_for_cortex_a8_stubs,
1447 Arm_relobj::do_relocation_section): Instead of calling
1448 Output_section::output_address, use faster
1449 Arm_relobj::simple_input_section_output_address.
1451 2010-02-08 David S. Miller <davem@davemloft.net>
1453 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1454 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1455 relocation helper function.
1457 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1458 just like R_SPARC_GOT{10,13,22}.
1459 (Target_sparc::Scan::local): Likewise.
1460 (Target_sparc::Relocate:relocate): Likewise.
1462 2010-02-06 Ian Lance Taylor <iant@google.com>
1464 * configure.ac: Rewrite targetobjs duplicate removal code to use
1465 only shell constructs.
1466 * configure: Rebuild.
1468 2010-02-05 Doug Kwan <dougkwan@google.com>
1471 * arm.cc (Arm_relobj::section_is_scannable): New method.
1472 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1473 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1475 2010-02-04 Doug Kwan <dougkwan@google.com>
1478 * arm-reloc-property.cc (cstdio): Include.
1479 * configure.ac (targetobjs): Remove duplicates.
1480 * configure: Regenerate.
1481 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1482 big and little endian version for a given address size.
1484 2010-02-03 Doug Kwan <dougkwan@google.com>
1486 * arm-reloc-property.cc
1487 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1489 * arm-reloc-property.h
1490 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1491 New method definition.
1492 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1494 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1496 (GOT_PREL): Change implemented to Y.
1497 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1498 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1499 (Arm_relocate_functions::movw_abs_nc): Remove method.
1500 (Arm_relocate_functions::movt_abs): Ditto.
1501 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1502 (Arm_relocate_functions::thm_movt_abs): Ditto.
1503 (Arm_relocate_functions::movw_rel_nc): Ditto.
1504 (Arm_relocate_functions::movw_rel): Ditto.
1505 (Arm_relocate_functions::movt_rel): Ditto.
1506 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1507 (Arm_relocate_functions:thm_movw_rel): Ditto.
1508 (Arm_relocate_functions:thm_movt_rel): Ditto.
1509 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1510 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1511 New method definitions.
1512 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1513 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1514 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1515 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1516 (Target_arm::Relocate::relocate): Check for non-static or
1517 unimplemented relocation code and exit early. Change calls to
1518 Target_arm::reloc_uses_thumb_bit and
1519 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1520 instead. Refactor code to handle similar relocations to increase
1521 code sharing. Remove check for unsupported relocation code in switch
1523 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1524 relocation property table to find out size. Change error message to
1525 print out the name of a relocation code instead of the numeric value.
1526 (Target_arm::scan_reloc_for_stub): Use relocation property table
1527 instead of calling Target_arm::reloc_uses_thumb_bit().
1529 2010-02-02 Doug Kwan <dougkwan@google.com>
1531 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1532 types of relaxed input section.
1534 2010-02-02 Doug Kwan <dougkwan@google.com>
1536 * Makefile.am (HFILES): Add arm-reloc-property.h.
1538 (TARGETSOURCES): Add arm-reloc-property.cc
1539 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1540 (libgold_a_SOURCES): $(DEFFILES)
1541 * Makefile.in: Regenerate.
1542 * arm-reloc-property.cc: New file.
1543 * arm-reloc-property.h: New file.
1544 * arm-reloc.def: New file.
1545 * arm.cc: Update comments.
1546 (arm-reloc-property.h): New included header.
1547 (arm_reloc_property_table): New global variable.
1548 (Target_arm::do_select_as_default_target): New method definition.
1549 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1550 arm-reloc-property to targ_extra_obj.
1551 * parameters.cc (set_parameters_target): Call
1552 Target::select_as_default_target().
1553 * target.h (Target::select_as_default_target): New method definition.
1554 (Target::do_select_as_default_target): Same.
1556 2010-02-01 Doug Kwan <dougkwan@google.com>
1558 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1559 first_output_text_section_.
1560 (Arm_exidx_fixup::first_output_text_section): New method definition.
1561 (Arm_exidx_fixup::first_output_text_section_): New data member.
1562 (Arm_exidx_fixup::process_exidx_section): Record the first text
1563 output section seen.
1564 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1565 and entsize in output section header.
1567 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1569 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1570 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1571 (Arm_relocate_functions::thm_alu11): New Method.
1572 (Arm_relocate_functions::thm_pc8): New Method.
1573 (Arm_relocate_functions::thm_pc12): New Method.
1574 (Target_arm::Scan::local): Handle the relocations.
1575 (Target_arm::Scan::global): Likewise.
1576 (Target_arm::Relocate::relocate): Likewise.
1577 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1579 2010-01-29 Doug Kwan <dougkwan@google.com>
1581 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1582 of relocation types as ld.
1584 2010-01-29 Doug Kwan <dougkwan@google.com>
1586 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1588 (Arm_relocate_functions::thumb_branch_common): Ditto.
1589 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1590 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1591 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1592 Arm_relocate_functions::jump24): Remove.
1593 (Target_arm::Relocate::relocate): Adjust code to call
1594 Arm_relocation_functions::arm_branch_common and
1595 Arm_relocation_functions::thumb_branch_common instead of their removed
1596 wrappers. Merge switch-cases together to reduce source code size.
1598 2010-01-29 Doug Kwan <dougkwan@google.com>
1600 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1601 output_local_symbol_count_needs_update_.
1602 (Arm_relobj::output_local_symbol_count_needs_update,
1603 Arm_relobj::set_output_local_symbol_count_needs_update,
1604 Arm_relobj::update_output_local_symbol_count): New methods.
1605 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1607 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1608 of pointed function as in a R_ARM_PREL31 relocation.
1609 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1610 for output local symbol count updating.
1611 (Target_arm::do_relax): Update output local symbol counts in objects
1613 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1615 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1617 * arm.cc: Added support for the ARM relocations:
1618 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1619 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1620 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1622 (Arm_relocate_functions::movw_rel): New method.
1623 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1624 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1626 (Arm_relocate_functions::thm_movw_rel): New method.
1627 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1629 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1631 (Target_arm::Scan::global): Likewise.
1632 (Target_arm::Relocate::relocate): Likewise.
1633 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1636 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1638 * arm.cc: Added support for ARM group relocations.
1639 (Target_arm::reloc_needs_sym_origin): New method.
1640 (Arm_relocate_functions::calc_grp_kn): New method.
1641 (Arm_relocate_functions::calc_grp_residual): New method.
1642 (Arm_relocate_functions::calc_grp_gn): New method.
1643 (Arm_relocate_functions::arm_grp_alu): New Method.
1644 (Arm_relocate_functions::arm_grp_ldr): New Method.
1645 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1646 (Arm_relocate_functions::arm_grp_ldc): New Method.
1647 (Target_arm::Scan::local): Handle the ARM group relocations.
1648 (Target_arm::Scan::global): Likewise.
1649 (Target_arm::Relocate::relocate): Likewise.
1650 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1653 2010-01-26 Doug Kwan <dougkwan@google.com>
1655 * arm.cc (set): Include.
1656 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1658 (Arm_output_section::Text_section_list): New type.
1659 (Arm_output_section::append_text_sections_to_list): New method.
1660 (Arm_output_section::fix_exidx_coverage): Ditto.
1661 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1662 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1663 Relobj::set_section_offset() instead of
1664 Sized_relobj::invalidate_section_offset().
1665 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1666 parameter for section headers. Ignore relocation sections for
1667 unallocated sections and EXIDX sections.
1668 (Target_arm::fix_exidx_coverage): New method.
1669 (Target_arm::output_section_address_less_than): New type.
1670 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1671 linked text section instead of the EXIDX section.
1672 (Arm_output_section::create_stub_group): Add an assertion to check
1673 that this is not an EXIDX output section.
1674 (Arm_output_section::append_text_sections_to_list): New method.
1675 (Arm_output_section::fix_exidx_coverage): Ditto.
1676 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1677 Arm_relobj::section_needs_reloc_stub_scanning.
1678 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1680 (Target_arm::fix_exidx_coverage): New method.
1681 * object.h (Relobj::set_output_section): New method.
1682 (Sized_relobj::invalidate_section_offset): Remove method.
1683 (Sized_relobj::do_invalidate_section_offset): Remove method.
1684 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1686 2010-01-25 Doug Kwan <dougkwan@google.com>
1688 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1689 Fix warning due to signed and unsigned comparison on a 32-bit host.
1691 2010-01-22 Doug Kwan <dougkwan@google.com>
1693 * arm.cc (Target_arm::do_relax): Record an output section for section
1694 offset adjustment it contains any stub table that has changed.
1695 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1696 offsets in an output section if necessary.
1697 * output.cc (Output_section::Output_section): Initialize
1698 section_offsets_need_adjustments_.
1699 (Output_section::add_input_section_for_script): Renamed to
1700 Output_section::add_simple_input_section.
1701 (Output_section::save_states): Add a comment.
1702 (Output_section::discard_states): New method defintion.
1703 (Output_section::adjust_section_offsets): Same.
1704 * output.h (Output_section::add_input_section_for_script): Renamed to
1705 Output_section::add_simple_input_section.
1706 (Output_section::discard_states): New method declaration.
1707 (Output_section::adjust_section_offsets): Same.
1708 (Output_section::section_offsets_need_adjustment,
1709 Output_section::set_section_offsets_need_adjustment): New method
1711 (Output_section::section_offsets_need_adjustment_): New data member.
1712 * script-sections.cc
1713 (Output_section_element_input::set_section_address): Adjust code for
1714 renaming of Output_section::add_input_section_for_script.
1715 (Orphan_output_section::set_section_address): Same.
1717 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1719 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1720 Fix_v4bx enum values .
1721 * gold/options.h (General_options): New option definitions.
1722 (General_options::fix_v4bx): New method.
1723 (General_options::Fix_v4bx): New enum.
1724 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1725 (General_options::parse_fix_v4bx_interworking): New method.
1727 2010-01-22 Doug Kwan <dougkwan@google.com>
1729 * arm.cc (Arm_exidx_fixup): New class.
1731 2010-01-21 Doug Kwan <dougkwan@google.com>
1733 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1735 (Arm_exidx_section_offset_map): New type.
1737 2010-01-21 Doug Kwan <dougkwan@google.com>
1739 * arm.cc (Arm_exidx_input_section): New class.
1740 (Arm_relobj::exidx_input_section_by_link,
1741 Arm_relobj::exidx_input_section_by_shndx,
1742 Arm_relobj::make_exidx_input_section): New methods.
1743 (read_arm_attributes_section): Remove.
1744 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1745 information about them.
1746 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1749 2010-01-20 Doug Kwan <dougkwan@google.com>
1751 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1752 Input_section_specifier to Section_id.
1753 (Target_arm::new_arm_input_section: Adjust code for change of key
1755 (Target_arm::find_arm_input_section): Ditto.
1756 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1757 (Section_id): Remove.
1758 (Garbage_collection::Section_id_hash): Remove.
1759 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1760 (Section_id): Remove.
1761 (Icf::Section_id_hash): Remove.
1762 * object.h (Section_id, Const_section_id, Section_id_hash,
1763 Const_section_id_hash): New type definitions.
1764 * output.cc (Output_section::add_relaxed_input_section): Change to
1765 use Const_section_id instead of Input_section_specifier as key type.
1766 (Output_section::add_merge_input_section): Ditto.
1767 (Output_section::build_relaxation_map): Change to use Section_id
1768 instead of Input_section_specifier as key type.
1769 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1771 (Output_section::convert_input_sections_to_relaxed_sections): Change
1772 to use Const_section_id instead of Input_section_specifier as key type.
1773 (Output_section::find_merge_section): Ditto.
1774 (Output_section::find_relaxed_input_section): Ditto.
1775 * output.h (Input_section_specifier): Remove class.
1776 (Output_section::Output_section_data_by_input_section_map): Change
1777 key type to Const_section_id.
1778 (Output_section::Output_relaxed_input_section_by_input_section_map):
1780 (Output_section::Relaxation_map): Change key type to Section_id.
1782 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1784 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1785 (class Arm_v4bx_stub): New class.
1786 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1787 (Stub_factory::make_arm_v4bx_stub): New method.
1788 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1789 (Stub_table::empty): Handle v4bx stubs.
1790 (Stub_table::add_arm_v4bx_stub): New method.
1791 (Stub_table::find_arm_v4bx_stub): New method.
1792 (Arm_relocate_functions::v4bx): New method.
1793 (Target_arm::fix_v4bx): New method.
1794 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1795 (Stub_table::relocate_stubs): Likewise.
1796 (Stub_table::do_write): Likewise.
1797 (Stub_table::update_data_size_and_addralign): Likewise.
1798 (Stub_table::finalize_stubs): Likewise.
1799 (Target_arm::Scan::local): Likewise.
1800 (Target_arm::Scan::global): Likewise.
1801 (Target_arm::do_finalize_sections): Likewise.
1802 (Target_arm::Relocate::relocate): Likewise.
1803 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1805 (Target_arm::scan_reloc_for_stub): Likewise.
1806 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1808 2010-01-19 Ian Lance Taylor <iant@google.com>
1810 * output.cc (Output_section_headers::do_sized_write): Write large
1811 segment count to sh_info field.
1812 (Output_file_header::do_sized_write): For large segment count,
1813 write PN_XNUM to e_phnum field.
1815 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1817 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1818 (Arm_relocate_functions::thm_jump8): New function.
1819 (Arm_relocate_functions::thm_jump11): New function.
1820 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1822 (Target_arm::Scan::global): Likewise.
1823 (Target_arm::Relocate::relocate): Likewise.
1824 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1827 2010-01-14 Doug Kwan <dougkwan@google.com>
1829 * arm.cc (map, utility): Include headers.
1830 (Target_arm::apply_cortex_a8_workaround): New method.
1831 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1832 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1833 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1834 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1835 the --[no-]fix-cortex-a8 command line options.
1836 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1837 (Target_arm::relocate_stub): Use addend in instruction template.
1838 * options.h (DEFINE_bool): Set the user-set flag.
1839 (General_options): Add --[no-]-fix-cortex options.
1840 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1841 : Update fast look-up map after conversion.
1843 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1845 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1846 in the first pass of do_layout.
1848 2010-01-13 Doug Kwan <dougkwan@google.com>
1850 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1851 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1852 apparent compiler problem of not folding static constant integral
1853 data members of elfcpp::Elf_sizes<32>.
1855 2010-01-13 Doug Kwan <dougkwan@google.com>
1857 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1858 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1859 Arm_relobj::scan_section_for_cortex_a8_erratum,
1860 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1861 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1862 sections to scan for relocation stubs into a new method
1863 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1864 relocation and Cortex-A8 stub scanning.
1865 (Target_arm::do_relax): Force stubs to be after stubbed sections
1866 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1867 the beginning of a new relaxation pass. Update a comment.
1868 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1870 2010-01-12 Ian Lance Taylor <iant@google.com>
1872 * target-reloc.h (visibility_error): New inline function.
1873 (relocate_section): Call visibility_error.
1874 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1875 (MOSTLYCLEANFILES): Likewise.
1876 (protected_4_pic.o, protected_3.err): New targets.
1877 * testsuite/protected_4.cc: New file.
1879 2010-01-12 Doug Kwan <dougkwan@google.com>
1881 * arm.cc (Cortex_a8_reloc): New class.
1882 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1883 and cortex_a8_relocs_info_.
1884 (Target_arm::fix_cortex_a8): New method definition.
1885 (Target_arm::Cortex_a8_relocs_info): New type.
1886 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1887 New data member declarations.
1888 (Target_arm::scan_reloc_for_stub): Record information about
1889 relocations for THUMB branches that might be exempted from the
1890 Cortex-A8 workaround.
1891 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1892 at the beginning of a relaxation pass.
1894 2010-01-12 Doug Kwan <dougkwan@google.com>
1896 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1897 (Arm_relobj::Mapping_symbol_position,
1898 Arm_reloj::Mapping_symbol_position_less,
1899 Arm_relobj::Mapping_symbols_info): New types.
1900 (Target_arm::is_mapping_symbol_name): New method definition.
1901 (Arm_relobj::do_count_local_symbols): Save information about mapping
1904 2010-01-11 Doug Kwan <dougkwan@google.com>
1906 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1907 Arm_relocate_functions::thumb32_branch_upper,
1908 Arm_relocate_functions::thumb32_branch_lower,
1909 Arm_relocate_functions::thumb32_cond_branch_offset,
1910 Arm_relocate_functions::thumb32_cond_branch_upper,
1911 Arm_relocate_functions::thumb32_cond_branch_lower,
1912 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1913 branch offset encoding.
1914 (Arm_relocate_functions::thumb_branch_common): Use new branch
1915 offset encoding methods to avoid code duplication.
1916 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1917 (Stub_addend_reader::operator()): Use new branch encoding method
1918 to avoid code duplication.
1920 2010-01-11 Doug Kwan <dougkwan@google.com>
1922 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1923 (Target_arm::do_finalize_sections): Define special EXIDX section
1924 symbols only if referenced.
1925 * gc.h (Garbage_collection::add_reference): New method.
1926 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1929 2010-01-11 Ian Lance Taylor <iant@google.com>
1931 * script.cc (Version_script_info::build_expression_list_lookup):
1932 Change complaing about duplicate wildcard match from error to
1935 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1937 (Version_script_info::Version_script_info): Initialize globs_,
1938 default_version_, default_is_global_, and exact_. Don't
1939 initialize globals_ or locals_.
1940 (Version_script_info::build_lookup_tables): Build local symbols
1942 (Version_script_info::unquote): New function.
1943 (Version_script_info::add_exact_match): New function.
1944 (Version_script_info::build_expression_list_lookup): Remove lookup
1945 parameter. Add is_global parameter. Change all callers. Handle
1946 wildcard pattern specially. Unquote pattern. Call
1948 (Version_script_info::get_name_to_match): New function.
1949 (Version_script_info::get_symbol_version): New function.
1950 (Version_script_info::get_symbol_version_helper): Remove.
1951 (Version_script_info::check_unmatched_names): Call unquote.
1952 * script.h (class Version_script_info): Change get_symbol_version
1953 to be non-inline and add is_global parameter; change all callers.
1954 Rewrite symbol_is_local. Update declarations. Define struct
1955 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1956 Remove globals_ and locals_ members. Add exact_, globs_,
1957 default_version_, is_global_.
1958 (Version_script_info::Glob): Remove pattern, add expression and
1959 is_global. Update constructor. Change all callers.
1960 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1962 (Versions::symbol_section_contents): If a symbol is undefined, or
1963 defined in a dynamic object, set the version index to
1965 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1967 (Symbol_table::add_from_pluginobj): Likewise.
1968 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1970 2010-01-11 Doug Kwan <dougkwan@google.com>
1972 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1973 (incremental_dump_LDADD): Add linking option for libintl.
1974 * Makefile.in: Regenerate.
1976 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1979 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1981 * testsuite/Makefile.in: Regenerated.
1983 2010-01-10 Doug Kwan <dougkwan@google.com>
1985 * options.h (DEFINE_var): Use parentheses around argument varname__
1986 in macro body to avoid any unintended subsequent substitutions.
1988 2010-01-10 Ian Lance Taylor <iant@google.com>
1990 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1991 candidates before doing symbol resolution.
1993 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1994 ODR candidates if only one is weak.
1996 2010-01-08 Ian Lance Taylor <iant@google.com>
1998 * script.cc (Version_script_info::build_expression_list_lookup):
1999 Don't warn about ambiguous version, just record the ambiguity.
2000 (Version_script_info::get_symbol_version_helper): Give error if
2001 version is ambiguous.
2003 2010-01-08 Doug Kwan <dougkwan@google.com>
2005 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2006 prev_data_size_ and prev_addralign_. Remove initializer for
2007 deleted data member has_been_changed_.
2008 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2009 to determine if the table is empty.
2010 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2012 (Stub_table::add_reloc_stub): Define method in class definition
2013 instead of just declaring it there.
2014 (Stub_table::add_cortex_a8_stub): New method definition.
2015 (Stub_table::update_data_size_and_addralign): Ditto.
2016 (Stub_table::finalize_stubs): Ditto.
2017 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2018 (Stub_table::do_addralign_): Return address alignment in the
2019 (Stub_table::do_reset_address_and_file_offset): Define method in
2020 class definition instead of declaring it there. Set current data
2021 size to be the data size of the previous pass.
2022 (Stub_table::set_final_data_size): Use current data size as the
2024 (Stub_table::relocate_stub): Change parameter type of stub from
2025 Reloc_stub pointer to Stub pointer.
2026 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2027 (Stub_table::Cortex_a8_stub_list): New typedef.
2028 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2029 Stub_table::prev_addralign_): New data member.
2030 (Arm_relobj::Arm_relobj): Initialize data member
2031 section_has_cortex_a8_workaround_.
2032 (Arm_relobj::section_has_cortex_a8_workaround,
2033 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2035 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2037 (Target_arm::relocate_stub): Change parameter type of stub from
2038 Reloc_stub pointer to Stub pointer.
2039 (Insn_template::size, Insn_template::alignment): Handle
2040 THUMB16_SPECIAL_TYPE.
2041 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2042 Stub_table::update_data_size_and_addralign,
2043 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2045 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2046 (Stub_table::do_write): Ditto.
2047 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2049 2010-01-08 Ian Lance Taylor <iant@google.com>
2052 * symtab.h (class Symbol): Remove fields is_target_special_ and
2053 has_plt_offset_. Add field is_defined_in_discarded_section_.
2054 (Symbol::is_defined_in_discarded_section): New function.
2055 (Symbol::set_is_defined_in_discarded_section): New function.
2056 (Symbol::has_plt_offset): Rewrite.
2057 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2058 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2059 Don't initialize is_target_special_ or has_plt_offset_.
2060 Initialize is_defined_in_discarded_section_.
2061 (Symbol_table::add_from_relobj): If appropriate, set
2062 is_defined_in_discarded_section.
2063 * resolve.cc (Symbol::override_base_with_special): Don't test
2064 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2065 * target-reloc.h (relocate_section): Do special handling for
2066 symbols defined in discarded sections for global symbols as well
2069 2010-01-08 Ian Lance Taylor <iant@google.com>
2071 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2072 the SHT_SYMTAB case.
2074 2010-01-08 Ian Lance Taylor <iant@google.com>
2076 * object.cc (Sized_relobj::do_layout): Don't get confused if
2077 layout_eh_frame returns NULL.
2079 2010-01-08 Ian Lance Taylor <iant@google.com>
2082 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2083 dynamic symbol table, use the normal symbol table.
2084 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2087 2010-01-08 Ian Lance Taylor <iant@google.com>
2090 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2093 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2095 * version.cc (print_version): Change to "Copyright 2010".
2097 2010-01-08 Ian Lance Taylor <iant@google.com>
2101 * i386.cc (class Target_i386): Change return type of plt_section
2103 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2104 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2105 tls_desc_rel_ field.
2106 (Output_data_plt_i386::rel_tls_desc): New function.
2107 (Target_i386::rel_tls_desc_section): New function.
2108 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2109 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2110 R_386_TLS_DESC reloc in rel_tls_desc_section.
2111 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2112 Define struct Tlsdesc_info.
2113 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2114 (Target_x86_64::do_reloc_symbol_index): New function.
2115 (Target_x86_64::add_tlsdesc_info): New function.
2116 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2117 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2119 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2121 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2122 (Target_x86_64::rela_tlsdesc_section): New function.
2123 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2125 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2126 (Target_x86_64::do_reloc_addend): New function.
2127 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2128 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2129 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2130 (Output_reloc::type): New function.
2131 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2132 (Output_reloc::is_target_specific): New function.
2133 (Output_reloc::target_arg): New function.
2134 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2135 absolute relocs and target specific relocs.
2136 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2137 add_target_specific.
2138 (class Output_data_reloc) [SHT_RELA]: Likewise.
2139 * output.cc (Output_reloc::Output_reloc): Add four new versions
2140 for absolute relocs and target specific relocs.
2141 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2142 (Output_reloc::get_symbol_index): Likewise.
2143 (Output_reloc::local_section_offset): Check that local_sym_index_
2144 is not TARGET_CODE or 0.
2145 (Output_reloc::symbol_value): Likewise.
2146 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2148 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2149 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2151 * layout.cc (add_target_dynamic_tags): Use output section for
2152 DT_PLTRELSZ and DT_JMPREL.
2154 2010-01-07 Ian Lance Taylor <iant@google.com>
2157 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2159 (class Output_data_reloc_generic): Define.
2160 (class Output_data_reloc_base): Change base class to
2161 Output_data_reloc_generic. Change add() method to call
2162 bump_relative_reloc_count for a relative reloc. Remove
2164 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2166 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2167 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2169 * layout.h (class Layout): Update declaration.
2171 2010-01-07 Ian Lance Taylor <iant@google.com>
2173 * output.h (class Output_data): Add const version of
2174 output_section and do_output_section.
2175 (class Output_section_data): Add const version of
2177 (class Output_section): Likewise.
2178 * layout.cc (Layout::add_target_dynamic_tags): New function.
2179 * layout.h (class Layout): Update declarations.
2180 * arm.cc (Target_arm::do_finalize_sections): Use
2181 add_target_dynamic_tags.
2182 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2183 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2184 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2185 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2187 2010-01-07 Ian Lance Taylor <iant@google.com>
2190 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2193 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2194 Ian Lance Taylor <iant@google.com>
2197 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2198 Xindex::read_symtab_xindex.
2200 2010-01-07 Doug Kwan <dougkwan@google.com>
2202 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2203 (Insn_template::thumb16_bcond_insn): New method declaration.
2204 (Insn_template): Fix spelling.
2205 (Stub::thumb16_special): New method declaration.
2206 (Stub::do_write): Define virtual method which was previously pure
2208 (Stub::do_thumb16_special): New method declaration.
2209 (Stub::do_fixed_endian_write): New template member.
2210 (Reloc_stub::do_write): Remove.
2211 (Reloc_stub::do_fixed_endian_write): Remove.
2212 (Cortex_a8_stub): New class definition.
2213 (Stub_factory::make_cortex_a8_stub): New method definition.
2214 (Stub_factory::Stub_factory): Add missing static storage class
2215 qualifier for elf32_arm_stub_a8_veneer_blx.
2217 2010-01-07 Ian Lance Taylor <iant@google.com>
2220 * options.h (class General_options): Add --warn-unresolved-symbols
2221 and --error-unresolved-symbols.
2222 * errors.cc (Errors::undefined_symbol): Implement
2223 --warn-unresolved-symbols.
2225 * options.h (class General_options): Add -z text and -z textoff.
2226 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2228 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2230 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2231 (Garbage_collection::cident_sections): New function.
2232 (Garbage_collection::add_cident_section): New function.
2233 (Garbage_collection::cident_sections_): New member.
2234 (gc_process_relocs): Add references to sections whose names are C
2236 * gold.h (cident_section_start_prefix): New constant.
2237 (cident_section_stop_prefix): New constant.
2238 (is_cident): New function.
2239 * layout.cc (Layout::define_section_symbols): Replace string constants
2240 with the newly defined constants.
2241 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2243 * testsuite/Makefile.am: Add gc_orphan_section_test.
2244 * testsuite/Makefile.in: Regenerate.
2245 * testsuite/gc_orphan_section_test.cc: New file.
2246 * testsuite/gc_orphan_section_test.sh: New file.
2248 2010-01-06 Ian Lance Taylor <iant@google.com>
2251 * options.h (class General_options): Add --warn-shared-textrel.
2252 * layout.cc (Layout::finish_dynamic_section): Implement
2253 --warn-shared-textrel.
2256 * options.h (class General_options): Add --warn-multiple-gp.
2258 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2260 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2261 $(THREADSLIB) and $(LIBDL).
2262 * Makefile.in: Rebuild.
2264 2010-01-06 Ian Lance Taylor <iant@google.com>
2267 * options.cc (General_options::parse_section_start): New function.
2268 (General_options::section_start): New function.
2269 (General_options::General_options): Initialize all members.
2270 * options.h: Include <map>
2271 (class General_options): Add --section-start. Add section_starts_
2273 * layout.cc (Layout::attach_allocated_section_to_segment): If
2274 --section-start was used, set the address of the segment. Remove
2275 local sort_sections.
2276 (Layout::relaxation_loop_body): If the address of the load segment
2277 has been set by --section-start, don't use it.
2278 * output.h (Output_segment::update_flags_for_output_section): New
2280 * output.cc (Output_segment::add_output_section): Call
2281 update_flags_for_output_section.
2283 2010-01-05 Ian Lance Taylor <iant@google.com>
2286 * options.h (class General_options): Add --undefined-version.
2287 * script.cc (struct Version_expression): Add was_matched_by_symbol
2289 (Version_script_info::matched_symbol): New function.
2290 (Version_script_info::get_symbol_version_helper): Call
2292 (Version_script_info::check_unmatched_names): New function.
2293 * script.h (class Version_script_info): Update declarations.
2294 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2296 * options.h (class General_options): Use DEFINE_bool_alias for
2297 allow_multiple_definition.
2298 * resolve.cc (Symbol_table::should_override): Don't test
2299 allow_multiple_definition.
2302 * options.h (class General_options): Add --cref.
2303 * main.cc (main): Print cref table if --cref. Don't close mapfile
2304 until after printing cref table.
2305 * cref.cc: Include "symtab.h".
2306 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2307 (Cref_table_compare::operator()): New function.
2308 (Cref_inputs::gather_cref): New function.
2309 (filecol): New static const.
2310 (Cref_inputs::print_cref): New function.
2311 (Cref::print_cref): New function.
2312 * cref.h: Include <cstdio>.
2313 (class Cref): Update declarations.
2314 * mapfile.h (Mapfile::file): New function.
2315 * object.h (class Object): Define Symbols. Declare virtual
2316 do_get_global_symbols.
2317 (Object::get_global_symbols): New function.
2318 * object.cc (Input_objects::add_object): Pass object to cref_ if
2320 (Input_objects::archive_start): Likewise.
2321 (Input_objects::archive_stop): Likewise.
2322 (Input_objects::print_cref): New function.
2323 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2324 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2326 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2328 * plugin.h (class Sized_pluginobj): Update declarations.
2330 2010-01-05 Ian Lance Taylor <iant@google.com>
2332 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2333 to is_default_version. Rename insdef to insdefault.
2334 (Symbol_table::add_from_relobj): Rename def to is_default_version
2335 and local to is_forced_local.
2336 (Symbol_table::add_from_pluginobj): Likewise.
2337 (Symbol_table::add_from_dynobj): Likewise.
2338 (Symbol_table::define_special_symbol): Rename insdef to
2341 2010-01-04 Ian Lance Taylor <iant@google.com>
2344 * options.h (class General_options): Add
2345 --allow-multiple-definition and -z muldefs.
2346 * resolve.cc (Symbol_table::should_override): Don't warn about a
2347 multiple symbol definition if --allow-multiple-definition or -z
2351 * options.h (class General_options): Add --add-needed and
2352 --copy-dt-needed-entries. Tweak --as-needed help entry.
2353 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2354 error if --copy-dt-needed-entries aka --add-needed is used and
2355 would cause a change in behaviour.
2358 * options.h (class General_options): Add -G as a short version of
2359 --shared. Add no-op options -assert, -g, and -i.
2361 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2363 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2364 check for .text or .gnu.linkonce.t sections.
2365 * icf.cc (Icf::find_identical_sections): Ditto.
2366 Change the detection for mangled function name within the section
2368 * icf.h (is_section_foldable_candidate): New function.
2370 2009-12-30 Ian Lance Taylor <iant@google.com>
2373 * options.h (class General_options): Permit two dashes with
2374 --retain-symbols-file.
2376 2009-12-30 Ian Lance Taylor <iant@google.com>
2379 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2380 don't put the file header and segment headers in the text
2384 * common.cc (Sort_commons::operator()): Stabilize sort when both
2386 (Symbol_table::do_allocate_commons_list): When allocating common
2387 symbols, skip a symbol which is no longer common.
2388 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2389 an object before checking its type.
2390 * testsuite/common_test_2.c: New file.
2391 * testsuite/common_test_3.c: New file.
2392 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2393 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2394 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2395 (common_test_2_pic.o, common_test_2.so): New targets.
2396 (common_test_3_pic.o, common_test_3.so): New targets.
2397 * testsuite/Makefile.in: Rebuild.
2400 * script.cc (read_input_script): If we see a new SECTIONS clause,
2401 and we have added an input section, give an error.
2402 * layout.h (class Layout): Add have_added_input_section function.
2403 Add have_added_input_section_ field.
2404 * layout.cc (Layout::Layout): Initialize
2405 have_added_input_section_.
2406 (Layout::layout): Set have_added_input_section_.
2407 (Layout::layout_eh_frame): Likewise.
2409 2009-12-30 Ian Lance Taylor <iant@google.com>
2412 * options.h (class General_options): Add --sort-common option.
2413 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2414 * common.cc (Sort_common): Add sort_order parameter to
2415 constructor. Add sort_order_ field.
2416 (Sort_commons::operator): Check sort_order_.
2417 (Symbol_table::allocate_commons): Determine the sort order.
2418 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2420 (Symbol_table::do_allocate_commons_list): Likewise.
2422 2009-12-30 Ian Lance Taylor <iant@google.com>
2425 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2426 symbols from this object, don't change the visibility of an
2428 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2430 2009-12-30 Ian Lance Taylor <iant@google.com>
2433 * script.h (class Version_script_info): Define Language enum.
2434 Update declarations. Define Glob, Exact, and Lookup types. Add
2435 new fields globals_, locals_, and is_finalized_.
2436 * script.cc: Various formatting fixes.
2437 (class Parser_closure): Change language_stack_ from a vector of
2438 std::string to one of Version_script_info::Language. Adjust all
2440 (class Lazy_demangler): Remove.
2441 (struct Version_expression): Change language from std::string to
2442 Version_script_info::Language.
2443 (Version_script_info::Version_script_info): New function.
2444 (Version_script_info::~Version_script_info): Don't call clear.
2445 (Version_script_info::finalize): New function.
2446 (Version_script_info::build_lookup_tables): New function.
2447 (Version_script_info::build_expression_list_lookup): New
2449 (Version_script_info::get_symbol_version_helper): Rewrite to use
2451 (Version_script_info::print_expression_list): Adjust to use
2452 Version_script_info::Language.
2453 (script_push_lex_into_version_mode): Check that the version script
2454 has not been finalized.
2455 (version_script_push_lang): Change language string to
2456 Version_script_info::Language.
2457 * options.cc (Command_line::version_script): New function.
2458 * options.h (class General_options): Add finalize_dynamic_list
2459 function. Change version_script from declaration to definition.
2460 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2461 * testsuite/version_script.map: Remove duplicate def of foo.
2462 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2464 * testsuite/Makefile.in: Rebuild.
2466 2009-12-30 Ian Lance Taylor <iant@google.com>
2469 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2470 if the input symbol index is 0, make the output symbol index 0.
2472 2009-12-30 Ian Lance Taylor <iant@google.com>
2475 * options.h (class General_options): Add -x/--discard-all.
2476 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2477 --discard-all. If the local symbol needs a dynamic entry, check
2478 that before handling --discard-locals.
2480 2009-12-30 Ian Lance Taylor <iant@google.com>
2483 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2485 (Output_segment::add_output_section): Don't change the flags if
2489 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2490 GNU hash table if they need a dynamic value. Otherwise, don't add
2491 them if they are defined in a dynamic object or are forced local.
2493 2009-12-29 Ian Lance Taylor <iant@google.com>
2496 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2497 .gnu.hash table for a 32-bit target.
2500 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2501 regular and a dynamic object only needs a dynamic symbol table
2502 entry if it is externally visible.
2505 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2506 constructor. Add global_offset_table_ field.
2507 (Target_i386::got_section): Set global_offset_table_.
2508 (Target_i386::do_finalize_sections): Set global_offset_table_
2510 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2511 in constructor. Add global_offset_table_ field.
2512 (Target_x86_64::got_section): Set global_offset_table_.
2513 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2516 * layout.cc (Layout::Layout): Initialize increase_relro_.
2517 (Layout::get_output_section): Add is_relro, is_last_relro, and
2518 is_first_non_relro parameters. Change all callers.
2519 (Layout::choose_output_section): Likewise.
2520 (Layout::add_output_section_data): Likewise.
2521 (Layout::make_output_section): Likewise.
2522 (Layout::set_segment_offsets): Clear increase_relro when using a
2524 * layout.h (class Layout): Add increase_relro method. Add
2525 increase_relro_ field. Update declarations.
2526 * output.cc (Output_section::Output_section): Initialize
2527 is_last_relro_ and is_first_non_relro_.
2528 (Output_segment::add_output_section): Group relro sections is
2529 do_sort is true. Handle is_last_relro and is_first_non_relro.
2530 (Output_segment::maximum_alignment): Remove relro handling.
2531 (Output_segment::set_section_addresses): Add increase_relro
2532 parameter. Change all callers. Add initial alignment to align
2533 relro sections on separate page. Remove old relro handling.
2534 (Output_segment::set_section_list_addresses): Remove in_relro
2535 parameter. Change all callers.
2536 (Output_segment::set_offset): Add increase parameter. Change all
2537 callers. Remove old relro handling.
2538 * output.h (class Output_section): Add new methods: is_last_relro,
2539 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2540 Add is_last_relro_ and is_first_non_relro_ fields.
2541 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2542 Create separate .got.plt section. Call increase_relro.
2543 * x86_64.cc (Target_x86_64::got_section): Likewise.
2544 * testsuite/relro_script_test.t: Add .got.plt.
2547 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2548 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2549 (Layout::finalize): Call set_dynamic_symbol_size.
2550 (Layout::set_dynamic_symbol_size): New function.
2551 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2552 set_dynamic_symbol_size.
2555 * output.h (class Output_section): Add is_entsize_zero_ field.
2556 * output.cc (Output_section::Output_section): Initialize
2558 (Output_section::set_entsize): If two different entsizes are
2559 requested, force it to zero.
2560 (Output_section::add_input_section): Set flags for .debug_str
2561 before updating section flags. Set entsize.
2562 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2563 and SHF_STRING if all input sections have those flags.
2565 2009-12-29 Rafael Espindola <espindola@google.com>
2567 * main.cc (main): Fix the sys time reporting.
2568 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2571 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2573 * options.cc (General_options::parse_version): Allow -v to exit
2574 without an error if there is nothing to link.
2576 2009-12-29 Ian Lance Taylor <iant@google.com>
2578 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2579 using a version of gcc before 4.1.
2580 * configure: Rebuild.
2582 2009-12-28 Chris Demetriou <cgd@google.com>
2584 * attributes.cc (Output_attributes_section_data::do_write): Use
2585 std::vector::front rather than std::vector::data.
2587 2009-12-28 Ian Lance Taylor <iant@google.com>
2589 * symtab.h (class Symbol_table): Add enum Defined.
2590 * resolve.cc (Symbol_table::should_override): Add defined
2591 parameter. Change all callers. Test whether object is NULL
2592 before calling a method on it.
2593 (Symbol_table::report_resolve_problem): Add defined parameter.
2595 (Symbol_table::should_override_with_special): Likewise.
2596 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2597 parameter. Change all callers.
2598 (Symbol_table::do_define_in_output_data): Likewise.
2599 (Symbol_table::define_in_output_segment): Likewise.
2600 (Symbol_table::do_define_in_output_segment): Likewise.
2601 (Symbol_table::define_as_constant): Likewise.
2602 (Symbol_table::do_define_as_constant): Likewise.
2603 * script.h (class Symbol_assignment): Add is_defsym parameter to
2604 constructor; change all callers.
2605 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2606 parameter. Change all callers. Add is_defsym_ field.
2607 (class Parser_closure): Add parsing_defsym parameter to
2608 constructor; change all callers. Add parsing_defsym accessor
2609 function. Add parsing_defsym_ field.
2611 2009-12-28 Ian Lance Taylor <iant@google.com>
2613 * gold.cc (queue_middle_tasks): Fix formatting.
2614 * object.cc (Relobj::is_section_name_included): Likewise.
2616 2009-12-23 Ian Lance Taylor <iant@google.com>
2618 * i386.cc (Target_i386::do_calls_non_split): Recognize
2619 -fsplit-stack prologue for a function with a static chain.
2620 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2621 -fsplit-stack prologue when using %r11.
2623 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2625 * options.cc (General_options::parse_version): Make -v continue and do
2626 the link like GNU ld does.
2628 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2630 * Makefile.am (CCFILES): Add timer.cc.
2631 (HFILES): Add timer.h.
2632 * configure.ac: Check for sysconf and times.
2633 * main.cc: include timer.h.
2634 (main): Use Timer instead of get_run_time.
2637 * workqueue.cc: include timer.h.
2638 (Workqueue::find_and_run_task):
2639 Report user, sys and wall time.
2640 * Makefile.in: Regenerate.
2641 * config.in: Regenerate.
2642 * configure: Regenerate.
2644 2009-12-16 Doug Kwan <dougkwan@google.com>
2646 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2648 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2649 relaxed input sections.
2650 * output.cc (Output_section::find_relaxed_input_section): Change
2651 return type to Output_relaxed_input_section pointer. Adjust code
2652 for new type of relaxed_input_section_map_.
2653 * output.h (Output_section::find_relaxed_input_section): Change
2654 return type to Output_relaxed_input_section pointer.
2655 (Output_section::Output_relaxed_input_section_by_input_section_map):
2657 (Output_section::relaxed_input_section_map_): Change type to
2658 Output_section::Output_relaxed_input_section_by_input_section_map.
2659 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2662 2009-12-15 Ian Lance Taylor <iant@google.com>
2664 * layout.cc (Layout::create_shstrtab): Only write out after input
2665 sections if we are compressing debug sections.
2667 2009-12-15 Ian Lance Taylor <iant@google.com>
2669 * archive.cc (Archive::add_symbols): Only look up a symbol without
2670 a version if there is, in fact, a version.
2672 2009-12-14 Ian Lance Taylor <iant@google.com>
2674 Revert -Wshadow changes, all changes from:
2675 2009-12-11 Doug Kwan <dougkwan@google.com>
2676 2009-12-11 Nick Clifton <nickc@redhat.com>
2677 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2679 2009-12-11 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2683 * attributes.cc (Object_attribute::size): Ditto.
2684 (Attributes_section_data::size): Ditto.
2685 (Attributes_section_data::Attributes_section_data): Ditto.
2686 (Output_attributes_section_data::do_write): Ditto.
2687 * attributes.h (Object_attribute::set_type): Ditto.
2688 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2690 2009-12-11 Nick Clifton <nickc@redhat.com>
2692 * archive.cc: Fix shadowed variable warnings.
2694 * compressed_output.cc: Likewise.
2695 * compressed_output.h: Likewise.
2696 * configure: Likewise.
2697 * dwarf_reader.cc: Likewise.
2698 * dynobj.cc: Likewise.
2699 * dynobj.h: Likewise.
2700 * ehframe.cc: Likewise.
2701 * ehframe.h: Likewise.
2702 * errors.cc: Likewise.
2703 * expression.cc: Likewise.
2704 * fileread.cc: Likewise.
2705 * fileread.h: Likewise.
2706 * freebsd.h: Likewise.
2707 * i386.cc: Likewise.
2709 * incremental.h: Likewise.
2710 * layout.cc: Likewise.
2711 * layout.h: Likewise.
2712 * mapfile.cc: Likewise.
2713 * merge.cc: Likewise.
2714 * merge.h: Likewise.
2715 * object.cc: Likewise.
2716 * object.h: Likewise.
2717 * options.h: Likewise.
2718 * output.cc: Likewise.
2719 * output.h: Likewise.
2720 * parameters.cc: Likewise.
2721 * plugin.cc: Likewise.
2722 * powerpc.cc: Likewise.
2723 * reduced_debug_output.cc: Likewise.
2724 * reduced_debug_output.h: Likewise.
2725 * reloc.cc: Likewise.
2726 * reloc.h: Likewise.
2727 * resolve.cc: Likewise.
2728 * script-sections.cc: Likewise.
2729 * script.cc: Likewise.
2730 * script.h: Likewise.
2731 * sparc.cc: Likewise.
2732 * symtab.cc: Likewise.
2733 * symtab.h: Likewise.
2734 * target-select.cc: Likewise.
2735 * target-select.h: Likewise.
2736 * token.h: Likewise.
2737 * workqueue.cc: Likewise.
2738 * workqueue.h: Likewise.
2739 * x86_64.cc: Likewise.
2741 2009-12-10 Doug Kwan <dougkwan@google.com>
2743 * arm.cc (attributes.h): New include.
2744 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2745 (Arm_relobj::~Arm_relobj): Delete object pointed by
2746 attributes_section_data_.
2747 (Arm_relobj::attributes_section_data): New method definition.
2748 (Arm_relobj::attributes_section_data_): New data member declaration.
2749 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2750 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2751 attributes_section_data_.
2752 (Arm_dynobj::attributes_section_data): New method definition.
2753 (Arm_dynobj::attributes_section_data_): New data member declaration.
2754 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2755 initialization value of may_use_blx_ to false.
2756 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2757 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2758 object attributes to compute results instead of hard-coding.
2759 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2760 Target_arm::get_secondary_compatible_arch,
2761 Target_arm::set_secondary_compatible_arch
2762 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2763 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2764 New method declarations.
2765 (Target_arm::get_aeabi_object_attribute): New method definition.
2766 (Target_arm::attributes_section_data_): New data member declaration.
2767 (read_arm_attributes_section): New template definition.
2768 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2769 (Arm_dynobj::do_read_symbols): Ditto.
2770 (Target_arm::do_finalize_sections): Merge attributes sections from
2771 input. Check for BLX use after attributes section merging.
2772 Fix __exidx_start and __exidx_end visibility. Create an
2773 .ARM.attributes section if necessary.
2774 (Target_arm::get_secondary_compatible_arch,
2775 Target_arm::set_secondary_compatible_arch,
2776 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2777 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2778 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2779 New method definitions.
2781 2009-12-09 Ian Lance Taylor <iant@google.com>
2783 * plugin.cc (Plugin::load): Don't cast from void* to a function
2786 2009-12-09 Ian Lance Taylor <iant@google.com>
2788 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2791 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2793 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2794 Replace two_file_shared_1.so with two_file_shared_2.so.
2795 * testsuite/Makefile.in: Regenerated.
2797 2009-12-08 Doug Kwan <dougkwan@google.com>
2799 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2800 (HFILES): Add attributes.h and int_encoding.h.
2801 * Makefile.in: Regenerate.
2802 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2803 function definitions to int_encoding.cc
2804 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2805 prototypes to int_encoding.h
2806 * reduced_debug_output.cc (int_encoding.h): New include.
2807 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2808 function definitions to int_encoding.cc
2809 (insert_into_vector, read_from_pointer): Move template definitions to
2811 * attributes.cc: New file.
2812 * attributes.h: New file.
2813 * int_encoding.cc: New file.
2814 * int_encoding.h: New file.
2816 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2819 * incremental-dump.cc (dump_incremental_inputs): New.
2820 (main): Use dump_incremental_inputs.
2822 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2825 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2826 checking elfcpp::STT_FUNC.
2827 (Target_i386::Relocate::relocate): Likewise.
2828 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2830 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2831 symbols from shared libraries into normal FUNC symbols.
2833 * symtab.h (Symbol): Add is_func and use it.
2835 2009-12-05 Doug Kwan <dougkwan@google.com>
2837 * arm.cc (Target_arm::arm_info): Initialize new fields
2838 attributes_section and attributes_vendor.
2839 * i386.cc (Target_i386::i386_info): Same.
2840 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2841 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2842 fields attributes_section and attributes_vendor.
2843 * sparc.cc (Target_sparc::sparc_info): Same.
2844 * target.h (Target::attributes_section, Target::attributes_vendor,
2845 Target::is_attributes_section, Target::attribute_arg_type,
2846 Target::attributes_order): New method definitions.
2847 (Target::Target_info::attributes_section,
2848 Target::Target_info::attributes_vendor): New fields.
2849 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2850 virtual method definitions.
2851 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2852 attributes_section and attributes_vendor.
2853 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2855 2009-12-05 Doug Kwan <dougkwan@google.com>
2857 * arm.cc: Update comments about interworking and stub generation.
2858 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2859 considered as non-PIC.
2860 (Arm_relocate_functions::base_abs): Fix formatting.
2861 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2862 of function to use GOT entry address instead of offset.
2863 (Target_arm::Scan::global): Issue an error if a symbol would need a
2864 PLT does not get one because it is untyped. Remove code to create
2865 dynamic symbols for relative branches.
2866 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2867 takes unsigned integer instead of boolean.
2869 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2871 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2872 (two_file_test_LDADD): Likewise.
2873 (common_test_1_LDADD): Likewise.
2874 (exception_test_LDADD) Likewise.
2875 (weak_test_LDADD): Likewise.
2876 (many_sections_test_LDADD): Likewise.
2877 (initpri1_LDADD): Likewise.
2878 (script_test_1_LDADD): Likewise.
2879 (script_test_2_LDADD): Likewise.
2880 (justsyms_LDADD): Likewise.
2881 (binary_test_LDADD): Likewise.
2882 (large_LDADD): Likewise.
2883 * testsuite/Makefile.in: Regenerated.
2885 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2887 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2888 (Symbol_table::override_with_special): Likewise.
2889 (Symbol_table::add_from_object): Likewise.
2891 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2893 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2894 Don't set the data_offset twice.
2896 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2898 * testsuite/Makefile.in: Regenerate.
2900 2009-12-03 Doug Kwan <dougkwan@google.com>
2902 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2903 (Target_arm::do_finalize_sections): Add parameter for symbol table
2904 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2905 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2906 parameter for symbol table pointer.
2907 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2908 an additional parameter for a pointer to symbol table.
2909 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2910 parameter for a symbol table pointer.
2911 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2912 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2914 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2915 parameter for a symbol table pointer.
2917 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2919 * incremental.cc (Incremental_inputs_header)
2920 (Incremental_inputs_header_write, Incremental_inputs_entry)
2921 (Incremental_inputs_entry_write): Move ...
2922 * incremental.h (Incremental_inputs_header)
2923 (Incremental_inputs_header_write, Incremental_inputs_entry)
2924 (Incremental_inputs_entry_write): here.
2926 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2928 * incremental.cc (make_sized_incremental_binary): Set the target.
2929 Error if it is incompatible.
2930 * output.h (Output_file): Add filename method.
2932 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2934 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2935 from the get_* methods.
2937 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2939 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2940 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2941 Write 0 for the data_offset of scripts.
2943 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2945 * testsuite/Makefile.am: Add the incremental_test.sh test.
2946 * testsuite/incremental_test.sh: New.
2947 * testsuite/incremental_test_1.c: New.
2948 * testsuite/incremental_test_2.c: New.
2950 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2952 * incremental-dump.cc (main): Fix typos.
2954 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2957 * incremental-dump.cc (main): Use llu to print 64 bit values.
2959 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2960 H.J. Lu <hongjiu.lu@intel.com>
2962 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2964 (incremental_dump_LDADD): Likewise.
2965 * Makefile.in: Regenerated.
2967 2009-11-25 Doug Kwan <dougkwan@google.com>
2971 2009-11-25 Doug Kwan <dougkwan@google.com>
2973 * arm.cc (Target_arm::Target_arm): Move method definition
2974 outside of class definition. Add code to handle
2975 --target1-rel, --target1-abs and --target2= options.
2976 (Target_arm::get_reloc_reloc_type): Change method to be
2977 non-static and const.
2978 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2979 New data member declaration.
2980 (Target_arm::Scan::local, Target_arm::Scan::global,
2981 Target_arm::Relocate::relocate,
2982 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2983 Adjust call to Target_arm::get_real_reloc_type.
2984 (Target_arm::get_real_reloc_type): Use command line options
2985 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2986 * options.h (--target1-rel, --target1-abs, --target2): New
2989 2009-11-25 Doug Kwan <dougkwan@google.com>
2991 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2992 class definition. Add code to handle --target1-rel, --target1-abs
2993 and --target2= options.
2994 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2996 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2998 (Target_arm::Scan::local, Target_arm::Scan::global,
2999 Target_arm::Relocate::relocate,
3000 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3001 call to Target_arm::get_real_reloc_type.
3002 (Target_arm::get_real_reloc_type): Use command line options to
3003 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3004 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3007 2009-11-25 Doug Kwan <dougkwan@google.com>
3009 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3010 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3011 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3013 (Arm_relocate_functions::thm_call): Replace body with a call to
3014 Arm_relocate_functions::thumb_branch_common.
3015 (Arm_relocate_functions::thm_jump24,
3016 Arm_relocate_functions::thm_xpc22): New method definitions.
3017 (Arm_relocate_functions::thumb_branch_common): New method definition.
3018 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3020 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3021 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3023 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3025 * Makefile.am: Build incremental-dump
3026 * Makefile.in: Regenerate.
3027 * incremental-dump.cc: New.
3028 * incremental.cc (Incremental_inputs_header_data,
3029 Incremental_inputs_entry_data): Move to incremental.h
3030 * incremental.h: (Incremental_inputs_header_data,
3031 Incremental_inputs_entry_data): Move from incremental.cc
3033 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3035 * incremental.cc (Incremental_inputs_header,
3036 Incremental_inputs_header_write, Incremental_inputs_entry,
3037 Incremental_inputs_entry_write): Add a typedef with the data type.
3039 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3041 * incremental.cc (Incremental_inputs_header,
3042 Incremental_inputs_header_write, Incremental_inputs_entry,
3043 Incremental_inputs_entry_write): Update comment about which
3044 type has the filed descriptions.
3046 2009-11-15 Doug Kwan <dougkwan@google.com>
3048 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3049 (Arm_relocate_functions::arm_branch_common): Change method defintion
3050 in class definition to a method declaration and update list of formal
3052 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3053 Arm_relocation_functions::jump24): Adjust call to
3054 Arm_relocate_functions::arm_branch_common. Update list of formal
3056 (Arm_relocate_functions::xpc25): New method definition.
3057 (Arm_relocate_functions::arm_branch_common): Move method defintion
3058 out from class definition. Use stubs for mode-switching and extending
3060 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3061 specially. Change code to enable use of stubs in ARM branches.
3063 2009-11-10 Doug Kwan <dougkwan@google.com>
3065 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3066 in method declaration.
3067 (Target_arm::relocate_stub): New method declaration.
3068 (Target_arm::default_target): Change to return a pointer instead of
3070 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3071 Target_arm::default_target.
3072 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3074 (Target_arm::relocate_section): Adjust view.
3075 (Target_arm::relocate_stub): New method definition.
3077 2009-11-10 Doug Kwan <dougkwan@google.com>
3079 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3081 * incremental.cc (open_incremental_binary): Initialized local
3082 variables to avoid warnings.
3083 * object.cc (make_elf_object): Ditto.
3084 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3087 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3090 * testsuite/plugin_test.c: Include "config.h".
3092 2009-11-09 Doug Kwan <dougkwan@google.com>
3094 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3095 (arm_symbol_value): Remove.
3096 (Arm_relocate_functions::arm_branch_common,
3097 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3098 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3099 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3100 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3101 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3102 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3103 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3104 Arm_relocate_functions::thm_mobw_abs_nc,
3105 Arm_relocate_functions::thm_mov_abs,
3106 Arm_relocate_functions::movw_prel_nc,
3107 Arm_relocate_functions::thm_movt_abs,
3108 Arm_relocate_functions::movt_prel,
3109 Arm_relocate_functions::thm_movw_prel_nc,
3110 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3111 (Target_arm::Relocate::relocate): Only decompose address into two
3112 parts if relocation type uses the thumb-bit and pass the actual
3113 bit instead of a flag indicating that the thumb-bit is used. Adjust
3114 calls to methods in Arm_relocate_functions for this change.
3116 2009-11-08 Ian Lance Taylor <iant@google.com>
3119 * reloc.cc: Instantiate
3120 Sized_relobj::initialize_input_to_output_maps and
3121 Sized_relobj:free_input_to_output_maps.
3123 2009-11-06 Ian Lance Taylor <iant@google.com>
3126 * defstd.cc (in_segment): Set only_if_ref true for "end".
3128 2009-11-06 Doug Kwan <dougkwan@google.com>
3130 * arm.cc (class Reloc_stub): Correct a comment.
3131 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3132 (Target_arm::scan_section_for_stubs): New method declaration.
3133 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3134 Change methods from private to protected.
3135 (Target_arm::do_may_relax): New method definition.
3136 (Target_arm::do_relax, Target_arm::group_sections,
3137 Target_arm::scan_reloc_for_stub,
3138 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3139 (Target_arm::arm_input_section_map_): New data member declaration.
3140 (Target_arm::scan_reloc_for_stub,
3141 Target_arm::scan_reloc_section_for_stubs,
3142 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3143 Target_arm::do_relax): New method definitions.
3145 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3147 * configure.ac: Check for (struct stat)::st_mtim
3148 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3149 * config.in: Regenerate.
3150 * configure: Regenerate.
3152 2009-11-05 Ian Lance Taylor <iant@google.com>
3155 * output.cc (Output_segment::add_output_section): Add missing
3158 2009-11-04 Ian Lance Taylor <iant@google.com>
3161 * object.h (class Object): Add is_needed and set_is_needed
3162 methods. Add is_needed_ field. Make bool fields into bitfields.
3163 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3164 defined in a dynamic object and referenced by a regular object,
3165 set is_needed for the dynamic object.
3166 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3167 if the file is marked with as_needed and it is not needed.
3169 2009-11-04 Ian Lance Taylor <iant@google.com>
3172 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3173 tags if data is discarded by linker script.
3174 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3175 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3176 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3177 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3179 2009-11-04 Ian Lance Taylor <iant@google.com>
3181 * layout.cc (Layout::get_output_section): Add is_interp and
3182 is_dynamic_linker_section parameters. Change all callers.
3183 (Layout::choose_output_section): Likewise.
3184 (Layout::make_output_section): Likewise.
3185 (Layout::add_output_section_data): Add is_dynamic_linker_section
3186 parameter. Change all callers.
3187 * layout.h (class Layout): Update declarations.
3188 * output.h (class Output_section): Add is_interp, set_is_interp,
3189 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3190 Add is_interp_, is_dynamic_linker_section_ fields. Change
3191 generate_code_fills_at_write_ to a bitfield.
3192 * output.cc (Output_section::Output_sections): Initialize new
3194 (Output_segment::add_output_section): Add do_sort parameter.
3197 2009-11-03 Ian Lance Taylor <iant@google.com>
3200 * options.h (class General_options): Add --warn-common.
3201 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3202 merging two common symbols.
3203 (Symbol_table::should_override): Handle --warn-common when merging
3204 a common symbol with a defined symbol. Use report_resolve_problem
3205 for multiple definitions.
3206 (Symbol_table::report_resolve_problem): New function.
3207 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3209 2009-11-03 Doug Kwan <dougkwan@google.com>
3211 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3213 (Target_arm::stub_factory): New method definition.
3214 (Target_arm::new_arm_input_section,
3215 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3216 Target_arm::reloc_uses_thumb_bit): New method declarations.
3217 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3218 New type definitions.
3219 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3220 member declarations.
3221 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3222 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3223 New method definitions.
3225 2009-11-03 Ian Lance Taylor <iant@google.com>
3227 * options.h (class General_options): Add --warn_constructors.
3229 2009-11-03 Ian Lance Taylor <iant@google.com>
3232 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3233 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3235 2009-11-03 Ian Lance Taylor <iant@google.com>
3238 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3239 --msgid-bugs-address.
3240 (install-pdf): New target.
3241 (install-data_yes): Look up one directory to find mkinstalldirs.
3243 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3245 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3248 2009-10-30 Doug Kwan <dougkwan@google.com>
3250 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3252 2009-10-30 Doug Kwan <dougkwan@google.com>
3254 * arm.cc (Stub_addend_reader): New struct template definition
3255 and partial specializations.
3256 (Stub_addend_reader::operator()): New method definition for a
3257 partially specialized template.
3259 2009-10-30 Doug Kwan <dougkwan@google.com>
3261 * arm.cc (Arm_relobj::processor_specific_flags): New method
3263 (Arm_relobj::do_read_symbols): New method declaration.
3264 (Arm_relobj::processor_specific_flags_): New data member declaration.
3265 (Arm_dynobj): New class definition.
3266 (Target_arm::do_finalize_sections): Add input_objects parameter.
3267 (Target_arm::do_adjust_elf_header): New method declaration.
3268 (Target_arm::are_eabi_versions_compatible,
3269 (Target_arm::merge_processor_specific_flags): New method declaration.
3270 (Target_arm::do_make_elf_object): New overloaded method definitions
3272 (Arm_relobj::do_read_symbols): New method definition.
3273 (Arm_dynobj::do_read_symbols): Ditto.
3274 (Target_arm::do_finalize_sections): Add input_objects parameters.
3275 Merge processor-specific flags from all input objects.
3276 (Target_arm::are_eabi_versions_compatible,
3277 Target_arm::merge_processor_specific_flags,
3278 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3279 New method definitions.
3280 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3281 Input_objects pointer type parameter.
3282 * layout.cc (Layout::finalize): Pass input objects to target's.
3283 finalize_sections function.
3284 * output.cc (Output_file_header::do_sized_write): Set ELF file
3285 header's processor-specific flags.
3286 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3287 Input_objects pointer type parameter.
3288 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3289 * target.h (Input_objects): New forward class declaration.
3290 (Target::processor_specific_flags,
3291 Target::are_processor_specific_flags_sect): New method definitions.
3292 (Target::finalize_sections): Add input_objects parameter.
3293 (Target::Target): Initialize processor_specific_flags_ and
3294 are_processor_specific_flags_set_.
3295 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3297 (Target::set_processor_specific_flags): New method definition.
3298 (Target::processor_specific_flags_,
3299 Target::are_processor_specific_flags_set_): New data member
3301 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3302 Input_objects pointer type parameter.
3304 2009-10-30 Doug Kwan <dougkwan@google.com>
3306 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3308 2009-10-28 Ian Lance Taylor <iant@google.com>
3310 * object.h (class Relobj): Drop options parameter from
3311 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3312 do_scan_relocs, do_relocate. Change all callers.
3313 (class Sized_relobj): Drop options parameters from
3314 do_gc_process_relocs, do_scan_relocs, do_relocate,
3315 do_relocate_sections, relocate_sections, emit_relocs_scan,
3316 emit_relocs_scan_reltype. Change all callers.
3317 (struct Relocate_info): Remove options field and all references to
3319 * reloc.h (class Read_relocs): Remove options constructor
3320 parameter and options_ field. Change all callers.
3321 (class Gc_process_relocs, class Scan_relocs): Likewise.
3322 (class Relocate_task): Likewise.
3323 * target-reloc.h (scan_relocs): Remove options parameter. Change
3325 (scan_relocatable_relocs): Likewise.
3326 * target.h (class Sized_target): Remove options parameter from
3327 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3329 * gc.h (gc_process_relocs): Remove options parameter. Change all
3331 * arm.cc: Update functions to remove options parameters.
3332 * i386.cc: Likewise.
3333 * powerpc.cc: Likewise.
3334 * sparc.cc: Likewise.
3335 * x86_64.cc: Likewise.
3336 * testsuite/testfile.cc: Likewise.
3338 2009-10-28 Doug Kwan <dougkwan@google.com>
3340 * arm.cc (Arm_relobj): New class definition.
3341 (Arm_relobj::scan_sections_for_stubs,
3342 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3343 New method definitions.
3345 2009-10-28 Cary Coutant <ccoutant@google.com>
3347 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3348 (Plugin::cleanup_done_): New member.
3349 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3350 (Plugin_manager::cleanup_done_): Remove.
3351 (Plugin_manager::add_input_file): Edit error message.
3352 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3353 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3355 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3357 * fileread.cc: (File_read::View::~View): Use the new
3358 data_ownership_ filed.
3359 (File_read::~File_read): Dispose the new whole_file_view_.
3360 (File_read::open): Mmap the whole file if needed.
3361 (File_read::open): Use whole_file_view_ instead of contents_.
3362 (File_read::find_view): Use whole_file_view_ if applicable.
3363 (File_read::do_read): Use whole_file_view_ instead of contents_.
3364 (File_read::make_view): Use whole_file_view_ instead of contents_,
3365 update File_read::View::View call.
3366 (File_read::find_or_make_view): Update File_read::View::View
3368 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3370 (File_read::View::Data_ownership): New enum.
3371 (File_read::View::View): Replace bool mapped_ with Data_ownership
3373 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3374 (File_read::View::data_ownership_): New field.
3375 (File_read::contents_): Remove (replaced by whole_file_view_).
3376 (File_read::whole_file_view_): New field.
3377 * options.h (class General_options): Add --keep-files-mapped.
3379 2009-10-27 Cary Coutant <ccoutant@google.com>
3381 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3382 * testsuite/Makefile.am (plugin_test_5): New test case.
3383 * testsuite/Makefile.in: Regenerate.
3385 2009-10-25 Doug Kwan <dougkwan@google.com>
3387 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3388 from private to protected to allow access by child class.
3389 (Sized_relobj::do_relocate_sections): New method declaration.
3390 (Sized_relobj::relocate_sections): Virtualize.
3391 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3392 Sized_relobj::relocate_sections. Instantiate template explicitly
3393 for different target sizes and endianity.
3395 2009-10-24 Doug Kwan <dougkwan@google.com>
3397 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3398 (Arm_input_section::as_arm_input_section): New method.
3399 (Arm_output_section): New class definition.
3400 (Arm_output_section::create_stub_group,
3401 Arm_output_section::group_sections): New method definitions.
3403 2009-10-22 Doug Kwan <dougkwan@google.com>
3405 * arm.cc (Arm_input_section): New class definition.
3406 (Arm_input_section::init, Arm_input_section:do_write,
3407 Arm_input_section::set_final_data_size,
3408 Arm_input_section::do_reset_address_and_file_offset): New method
3411 2009-10-21 Doug Kwan <dougkwan@google.com>
3413 * arm.cc (Stub_table, Arm_input_section): New forward class
3415 (Stub_table): New class defintion.
3416 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3417 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3418 New method definition.
3420 2009-10-21 Doug Kwan <dougkwan@google.com>
3422 * arm.cc: Update copyright comments.
3423 (Target_arm): New forward class template declaration.
3424 (Arm_address): New type.
3425 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3426 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3427 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3429 (Insn_template): Same.
3430 (DEF_STUBS): New macro.
3431 (Stub_type): New enum type.
3432 (Stub_template): New class definition.
3435 (Stub_factory): Same.
3436 (Target_arm::Target_arm): Initialize may_use_blx_ and
3437 should_force_pic_veneer_.
3438 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3439 Target_arm::should_force_pic_veneer,
3440 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3441 Target_arm::using_thumb_only, Target_arm:;default_target): New
3443 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3444 New data member declarations.
3445 (Insn_template::size, Insn_template::alignment): New method defintions.
3446 (Stub_template::Stub_template): New method definition.
3447 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3448 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3449 (Stub_factory::Stub_factory): New method definition.
3450 * gold.h (string_hash): New template.
3451 * output.h (Input_section_specifier::hash_value): Use
3453 (Input_section_specifier::string_hash): Remove.
3454 * stringpool.cc (Stringpool_template::string_hash): Use
3457 2009-10-20 Doug Kwan <dougkwan@google.com>
3459 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3460 symbols of relaxed input sections.
3461 * output.h (Output_section::find_relaxed_input_section): Make
3464 2009-10-16 Doug Kwan <dougkwan@google.com>
3466 * dynobj.cc (Versions::Versions): Initialize version_script_.
3467 Only insert base version symbol definition for a shared object
3468 if version script defines any version versions.
3469 (Versions::define_base_version): New method definition.
3470 (Versions::add_def): Check that base version is not needed.
3471 (Versions::add_need): Define base version lazily.
3472 * dynobj.h (Versions::define_base_version): New method declaration.
3473 (Versions::needs_base_version_): New data member declaration.
3474 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3475 (check_DATA): Add no_version_test.stdout.
3476 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3478 * testsuite/Makefile.in: Regenerate.
3479 * testsuite/no_version_test.c: New file.
3480 * testsuite/no_version_test.sh: Ditto.
3482 2009-10-16 Doug Kwan <dougkwan@google.com>
3484 * expression.cc (class Segment_start_expression): New class definition.
3485 (Segment_start_expression::value): New method definition.
3486 (script_exp_function_segment_start): Return a new
3487 Segment_start_expression.
3488 * gold/script-c.h (script_saw_segment_start_expression): New function
3490 * script-sections.cc (Script_sections::Script_sections): Initialize
3491 SAW_SEGMENT_START_EXPRESSION_ to false.
3492 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3493 and -Tbbs options to specify section addresses if given in
3494 command line and no SEGMENT_START expression is seen in a script.
3495 * script-sections.h (Script_sections::saw_segment_start_expression,
3496 Script_sections::set_saw_segment_start_expression): New method
3498 (Script_sections::saw_segment_start_expression_): New data member
3500 * script.cc (script_saw_segment_start_expression): New function.
3501 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3502 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3503 script_test_7.sh and script_test_8.sh.
3504 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3505 script_test_8.stdout.
3506 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3507 (script_test_6, script_test_6.stdout, script_test_7,
3508 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3509 * Makefile.in: Regenerate.
3510 * testsuite/script_test_6.sh: New file.
3511 * testsuite/script_test_6.t: Same.
3512 * testsuite/script_test_7.sh: Same.
3513 * testsuite/script_test_7.t: Same.
3514 * testsuite/script_test_8.sh: Same.
3516 2009-10-16 Doug Kwan <dougkwan@google.com>
3518 * output.cc (Output_segment::set_section_list_address): Cast
3519 expressions to unsigned long long type to avoid format warnings.
3521 2009-10-15 Ian Lance Taylor <iant@google.com>
3523 * script.cc (Script_options::add_symbol_assignment): Always add a
3524 dot assignment to script_sections_.
3525 * script-sections.cc (Script_sections::add_dot_assignment):
3526 Initialize if necessary.
3528 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3529 program headers with no load segment if there is a linker script.
3531 * layout.cc (Layout::set_segment_offsets): Align the file offset
3532 to the segment aligment for -N or -n with no load segment.
3533 * output.cc (Output_segment::add_output_section): Don't crash if
3534 the first section is a TLS section.
3535 (Output_segment::set_section_list_addresses): Print an error
3536 message if the address moves backward in a linker script.
3537 * script-sections.cc
3538 (Output_section_element_input::set_section_addresses): Don't
3539 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3540 (Orphan_output_section::set_section_addresses): Likewise.
3542 2009-10-15 Doug Kwan <dougkwan@google.com>
3544 * layout.cc (Layout::finish_dynamic_section): Generate tags
3545 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3546 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3547 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3549 2009-10-14 Ian Lance Taylor <iant@google.com>
3551 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3553 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3554 data_shdr fields of relinfo.
3555 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3556 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3557 R_386_TLS_LDO_32, adjust based on section flags.
3558 (Target_i386::Relocate::fix_up_ldo): Remove.
3560 2009-10-13 Ian Lance Taylor <iant@google.com>
3562 Add support for -pie.
3563 * options.h (class General_options): Add -pie and
3565 (General_options::output_is_position_independent): Test -pie.
3566 (General_options::output_is_executable): Return true if not shared
3567 and not relocatable.
3568 (General_options::output_is_pie): Remove.
3569 * options.cc (General_options::finalize): Reject incompatible uses
3571 * gold.cc (queue_middle_tasks): A -pie link is not static.
3572 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3573 * symtab.cc (Symbol::final_value_is_known): Return false if
3574 output_is_position_independent.
3575 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3576 output_is_position_independent.
3577 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3578 output_is_position_independent.
3579 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3580 output_is_position_independent.
3581 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3583 (basic_pie_test.o, basic_pie_test): New targets.
3584 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3585 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3586 (two_file_pie_test): New target.
3587 * testsuite/Makefile.in: Rebuild.
3588 * README: Remove note saying that -pie is not supported.
3590 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3592 * options.h (class General_options): Add -init and -fini.
3593 * layout.cc (Layout::finish_dynamic_section): Emit
3594 given init and fini functions.
3596 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3598 * gc.h (gc_process_relocs): Check if icf is enabled using new
3600 * gold.cc (queue_initial_tasks): Likewise.
3601 (queue_middle_tasks): Likewise.
3602 * object.cc (do_layout): Likewise.
3603 * symtab.cc (is_section_folded): Likewise.
3604 * main.cc (main): Likewise.
3605 * reloc.cc (Read_relocs::run): Likewise.
3606 (Sized_relobj::do_scan_relocs): Likewise.
3607 * icf.cc (is_function_ctor_or_dtor): New function.
3608 (Icf::find_identical_sections): Check if function is ctor or dtor when
3610 * options.h (General_options::icf): Change option to be an enum.
3611 (Icf_status): New enum.
3612 (icf_enabled): New method.
3613 (icf_safe_folding): New method.
3614 (set_icf_status): New method.
3615 (icf_status_): New variable.
3616 * (options.cc) (General_options::finalize): Set icf_status_.
3617 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3618 icf_test and icf_keep_unique_test to use the --icf enum flag.
3619 * testsuite/icf_safe_test.sh: New file.
3620 * testsuite/icf_safe_test.cc: New file.
3622 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3624 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3625 includes to gc.h and icf.h.
3626 * arm.cc: Include gc.h.
3627 * gold.cc: Likewise.
3628 * i386.cc: Likewise.
3629 * powerpc.cc: Likewise.
3630 * sparc.cc: Likewise.
3631 * x86_64.cc: Likewise.
3632 * gc.h: Include icf.h.
3634 2009-10-11 Ian Lance Taylor <iant@google.com>
3636 * plugin.cc: Include "gold.h" before other header files.
3638 2009-10-10 Chris Demetriou <cgd@google.com>
3640 * options.h (Input_file_argument::Input_file_type): New enum.
3641 (Input_file_argument::is_lib_): Replace with...
3642 (Input_file_argument::type_): New member.
3643 (Input_file_argument::Input_file_argument): Take Input_file_type
3644 'type' rather than boolean 'is_lib' as second argument.
3645 (Input_file_argument::is_lib): Use type_.
3646 (Input_file_argument::is_searched_file): New function.
3647 (Input_file_argument::may_need_search): Handle is_searched_file.
3648 * options.cc (General_options::parse_library): Support -l:filename.
3649 (General_options::parse_just_symbols): Update for Input_file_argument
3651 (Command_line::process): Likewise.
3652 * archive.cc (Archive::get_file_and_offset): Likewise.
3653 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3654 * script.cc (read_script_file, script_add_file): Likewise.
3655 * fileread.cc (Input_file::Input_file): Likewise.
3656 (Input_file::will_search_for): Handle is_searched_file.
3657 (Input_file::open): Likewise.
3658 * readsyms.cc (Read_symbols::get_name): Likewise.
3659 * testsuite/Makefile.am (searched_file_test): New test.
3660 * testsuite/Makefile.in: Regenerate.
3661 * testsuite/searched_file_test.cc: New file.
3662 * testsuite/searched_file_test_lib.cc: New file.
3664 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3665 Ian Lance Taylor <iant@google.com>
3667 * descriptor.cc: Include <cstdio> and "binary-io.h".
3668 (Descriptors::open): Open the files in binary mode always.
3669 * script.cc (Lex::get_token): Treat \r as whitespace.
3671 2009-10-09 Ian Lance Taylor <iant@google.com>
3673 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3675 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3676 Ian Lance Taylor <iant@google.com>
3678 * configure.ac: Check for readv function also.
3679 * fileread.cc (readv): Define if not HAVE_READV.
3680 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3682 * config.in: Regenerate.
3683 * configure: Regenerate.
3685 2009-10-09 Doug Kwan <dougkwan@google.com>
3687 * layout.cc (Layout::make_output_section): Call target hook to make
3688 ordinary output section.
3689 (Layout::finalize): Adjust parameter list of call the
3690 Target::may_relax().
3691 * layout.h (class Layout::section_list): New method.
3692 * merge.h (Output_merge_base::entsize): Change visibility to public.
3693 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3695 (Output_merge_string::do_is_string): New method.
3696 * object.cc (Sized_relobj::do_setup): renamed from
3697 Sized_relobj::set_up.
3698 * object.h (Sized_relobj::adjust_shndx,
3699 Sized_relobj::initializ_input_to_output_maps,
3700 Sized_relobj::free_input_to_output_maps): Change visibilities to
3702 (Sized_relobj::setup): Virtualize.
3703 (Sized_relobj::do_setup): New method declaration.
3704 (Sized_relobj::invalidate_section_offset,
3705 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3706 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3707 * options.cc (parse_int): New function.
3708 * options.h (parse_int): New declaration.
3709 (DEFINE_int): New macro.
3710 (stub_group_size): New option.
3711 * output.cc (Output_section::Output_section): Initialize memebers
3712 merge_section_map_, merge_section_by_properties_map_,
3713 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3714 (Output_section::add_input_section): Handled deferred code-fill
3715 generation and remove an old comment.
3716 (Output_section::add_relaxed_input_section): New method definition.
3717 (Output_section::add_merge_input_section): Use merge section by
3718 properties map to speed to search. Update merge section maps
3720 (Output_section::build_relaxation_map): New method definition.
3721 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3723 (Output_section::relax_input_section): Renamed to
3724 Output_section::convert_input_sections_to_relaxed_sections and change
3725 interface to take a vector of pointers to relaxed sections.
3726 (Output_section::find_merge_section,
3727 Output_section::find_relaxed_input_section): New method definitions.
3728 (Output_section::is_input_address_mapped,
3729 Output_section::output_offset, Output_section::output_address):
3730 Use output section data maps to speed up searching.
3731 (Output_section::find_starting_output_address): Add comments.
3732 (Output_section::do_write,
3733 Output_section::write_to_postprocessing_buffer): Do code-fill
3734 generation as appropriate.
3735 (Output_section::get_input_sections): Invalidate relaxed input section
3737 (Output_section::restore_states): Adjust type of checkpoint .
3738 Invalidate relaxed input section map.
3739 * output.h (Output_merge_base): New class declaration.
3740 (Input_section_specifier): New class defintion.
3741 (class Output_relaxed_input_section) Change base class to
3742 Output_section_data_build.
3743 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3744 base class initializer.
3745 (Output_section::add_relaxed_input_section): New method declaration.
3746 (Output_section::Input_section): Change visibility to protected.
3747 (Output_section::Input_section::relobj,
3748 Output_section::Input_section::shndx): Handle relaxed input sections.
3749 Output_section::input_sections) Change visibility to protected. Also
3750 define overload to return a non-const pointer.
3751 (Output_section::Merge_section_properties): New class defintion.
3752 (Output_section::Merge_section_by_properties_map,
3753 Output_section::Output_section_data_by_input_section_map,
3754 Output_section::Relaxation_map): New types.
3755 (Output_section::relax_input_section): Rename method to
3756 Output_section::convert_input_sections_to_relaxed_sections and change
3757 interface to take a vector of relaxed section pointers.
3758 (Output_section::find_merge_section,
3759 Output_section::find_relaxed_input_section,
3760 Output_section::build_relaxation_map,
3761 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3762 New method declarations.
3763 (Output_section::merge_section_map_
3764 Output_section::merge_section_by_properties_map_,
3765 Output_section::relaxed_input_section_map_,
3766 Output_section::is_relaxed_input_section_map_valid_,
3767 Output_section::generate_code_fills_at_write_): New data members.
3768 * script-sections.cc
3769 (Output_section_element_input::set_section_addresses): Call
3770 current_data_size and addralign methods of relaxed input sections.
3771 (Orphan_output_section::set_section_addresses): Call current_data_size
3772 and addralign methods of relaxed input sections.
3773 * symtab.cc (Symbol_table::compute_final_value): Extract template
3774 from the body of Symbol_table::sized_finalize_symbol.
3775 (Symbol_table::sized_finalized_symbol): Call
3776 Symbol_table::compute_final_value.
3777 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3778 (Symbol_table::compute_final_value): New templated method declaration.
3779 * target.cc (Target::do_make_output_section): New method defintion.
3780 * target.h (Target::make_output_section): New method declaration.
3781 (Target::relax): Add more parameters for input objects, symbol table
3782 and layout. Adjust call to do_relax.
3783 (Target::do_make_output_section): New method declaration.
3784 (Target::do_relax): Add parameters for input objects, symbol table
3787 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3789 * pread.c: Include stdio.h.
3791 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3793 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3796 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3798 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3799 Change read_shndx type to unsigned int.
3800 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3802 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3803 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3804 Change read_shndx type to unsigned int.
3805 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3807 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3808 * layout.cc (Layout::create_symtab_sections): Cast the result of
3809 local_symcount * symsize to off_t in the gold_assert.
3811 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3813 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3814 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3816 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3817 (Arm_relocate_functions::thm_abs5): New function.
3818 (Arm_relocate_functions::abs12): New function.
3819 (Arm_relocate_functions::abs16): New function.
3820 (Arm_relocate_functions::base_abs): New function.
3821 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3822 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3823 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3825 (Scan::global): Likewise.
3826 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3827 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3828 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3829 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3832 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3834 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3835 (Arm_relocate_functions::movt_prel): New function.
3836 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3837 (Arm_relocate_functions::thm_movt_prel): New function.
3838 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3839 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3840 (Scan::global, Relocate::relocate): Likewise.
3841 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3843 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3845 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3846 Incremental_checker.
3847 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3849 (class Incremental_inputs_header): New class.
3850 (Incremental_inputs_header_writer): Edit comment.
3851 (Incremental_inputs_entry): New class.
3852 (Incremental_inputs_entry_writer): Edit comment.
3853 (Sized_incremental_binary::do_find_incremental_inputs_section):
3854 Add *strtab_shndx parameter, fill it.
3855 (Sized_incremental_binary::do_check_inputs): New method.
3856 (Incremental_checker::can_incrementally_link_output_file): Use
3857 Sized_incremental_binary::check_inputs.
3858 (Incremental_inputs::report_command_line): Save command line in
3861 (Incremental_binary::find_incremental_inputs_section): New
3863 (Incremental_binary::do_find_incremental_inputs_section): Add
3864 strtab_shndx parameter.
3865 (Incremental_binary::do_check_inputs): New pure virtual method.
3866 (Sized_incremental_binary::do_check_inputs): Declare.
3867 (Incremental_checker::Incremental_checker): Add incremental_inputs
3868 parameter, use it to initialize incremental_inputs_.
3869 (Incremental_checker::incremental_inputs_): New field.
3870 (Incremental_checker::command_line): New method.
3871 (Incremental_checker::inputs): New method.
3872 (Incremental_checker::command_line_): New field.
3874 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3876 * incremental.cc: Include <cstdarg> and "target-select.h".
3877 (vexplain_no_incremental): New function.
3878 (explain_no_incremental): New function.
3879 (Incremental_binary::error): New method.
3880 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3882 (make_sized_incremental_binary): New function.
3883 (open_incremental_binary): New function.
3884 (can_incrementally_link_file): Add checks if output is ELF and has
3886 * incremental.h: Include "elfcpp_file.h" and "output.h".
3887 (Incremental_binary): New class.
3888 (Sized_incremental_binary): New class.
3889 (open_incremental_binary): Declare.
3890 * object.cc (is_elf_object): Use
3891 elfcpp::Elf_recognizer::is_elf_file.
3892 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3893 * output.h (Output_file::filesize): New method.
3895 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3897 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3899 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3900 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3902 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3904 (Arm_relocate_functions::movw_abs_nc): New function.
3905 (Arm_relocate_functions::movt_abs): New function.
3906 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3907 (Arm_relocate_functions::thm_movt_abs): New function.
3908 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3909 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3910 (Scan::global): Likewise.
3911 (Relocate::relocate): Likewise.
3912 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3914 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3916 * arm.cc (Arm_relocate_functions::got_prel) New function.
3917 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3918 (Relocate::relocate): Likewise.
3919 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3921 2009-10-06 Ian Lance Taylor <iant@google.com>
3923 * options.h (class General_options): Define
3924 split_stack_adjust_size parameter.
3925 * object.h (class Object): Add uses_split_stack_ and
3926 has_no_split_stack_ fields. Add uses_split_stack and
3927 has_no_split_stack accessor functions. Declare
3928 handle_split_stack_section.
3929 (class Reloc_symbol_changes): Define.
3930 (class Sized_relobj): Define Function_offsets. Declare
3931 split_stack_adjust, split_stack_adjust_reltype, and
3933 * object.cc (Object::handle_split_stack_section): New function.
3934 (Sized_relobj::do_layout): Call handle_split_stack_section.
3935 * dynobj.cc (Sized_dynobj::do_layout): Call
3936 handle_split_stack_section.
3937 * reloc.cc (Sized_relobj::relocate_sections): Call
3938 split_stack_adjust for executable sections in split_stack
3939 objects. Pass reloc_map to relocate_section.
3940 (Sized_relobj::split_stack_adjust): New function.
3941 (Sized_relobj::split_stack_adjust_reltype): New function.
3942 (Sized_relobj::find_functions): New function.
3943 * target-reloc.h: Include "object.h".
3944 (relocate_section): Add reloc_symbol_changes parameter. Change
3946 * target.h (class Target): Add calls_non_split method. Declare
3947 do_calls_non_split virtual method. Declare match_view and
3949 * target.cc: Include "elfcpp.h".
3950 (Target::do_calls_non_split): New function.
3951 (Target::match_view): New function.
3952 (Target::set_view_to_nop): New function.
3953 * gold.cc (queue_middle_tasks): Give an error if mixing
3954 split-stack and non-split-stack objects with -r.
3955 * i386.cc (Target_i386::relocate_section): Add
3956 reloc_symbol_changes parameter.
3957 (Target_i386::do_calls_non_split): New function.
3958 * x86_64.cc (Target_x86_64::relocate_section): Add
3959 reloc_symbol_changes parameter.
3960 (Target_x86_64::do_calls_non_split): New function.
3961 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3963 * powerpc.cc (Target_powerpc::relocate_section): Add
3964 reloc_symbol_changes parameter.
3965 * sparc.cc (Target_sparc::relocate_section): Add
3966 reloc_symbol_changes parameter.
3967 * configure.ac: Call AM_CONDITIONAL for the default target.
3968 * configure: Rebuild.
3969 * testsuite/Makefile.am (TEST_AS): New variable.
3970 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3971 (check_DATA): Add split_i386 and split_x86_64 files.
3972 (SPLIT_DEFSYMS): Define.
3973 (split_i386_[1234n].o): New targets.
3974 (split_i386_[124]): New targets.
3975 (split_i386_[1234r].stdout): New targets.
3976 (split_x86_64_[1234n].o): New targets.
3977 (split_x86_64_[124]): New targets.
3978 (split_x86_64_[1234r].stdout): New targets.
3979 (MOSTLYCLEANFILES): Add new executables.
3980 * testsuite/split_i386.sh: New file.
3981 * testsuite/split_x86_64.sh: New file.
3982 * testsuite/split_i386_1.s: New file.
3983 * testsuite/split_i386_2.s: New file.
3984 * testsuite/split_i386_3.s: New file.
3985 * testsuite/split_i386_4.s: New file.
3986 * testsuite/split_i386_n.s: New file.
3987 * testsuite/split_x86_64_1.s: New file.
3988 * testsuite/split_x86_64_2.s: New file.
3989 * testsuite/split_x86_64_3.s: New file.
3990 * testsuite/split_x86_64_4.s: New file.
3991 * testsuite/split_x86_64_n.s: New file.
3992 * testsuite/testfile.cc (Target_test): Update relocation_section
3994 * testsuite/Makefile.in: Rebuild.
3996 2009-10-06 Ian Lance Taylor <iant@google.com>
3998 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3999 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4000 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4001 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4002 the address on ldo_addrs_.
4003 (Target_i386::Relocate::fix_up_ldo): New function.
4005 2009-10-06 Rafael Espindola <espindola@google.com>
4007 * plugin.cc (add_input_library): New.
4008 (Plugin::load): Add add_input_library to tv.
4009 (Plugin_manager::add_input_file): Add the is_lib argument.
4010 (add_input_file): Update call to Plugin_manager::add_input_file.
4011 (add_input_library): New.
4012 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4014 2009-09-30 Doug Kwan <dougkwan@google.com>
4016 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4017 symbol and call Symbol::may_need_copy_reloc to determine if
4018 a copy reloc is needed.
4019 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4020 nocopyreloc is given in command line.
4021 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4022 given in command line.
4023 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4024 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4025 of the removed Target_i386::may_need_copy_reloc.
4026 * options.h (copyreloc): New option with default value false.
4027 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4028 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4029 instead of the removed Target_powerpc::may_need_copy_reloc.
4030 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4031 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4032 instead of the removed Target_sparc::may_need_copy_reloc.
4033 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4034 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4035 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4036 instead of the removed Target_x86_64::may_need_copy_reloc.
4038 2009-09-30 Ian Lance Taylor <iant@google.com>
4040 * object.h (class Object): Remove target_ field, and target,
4041 sized_target, and set_target methods.
4042 (Object::sized_target): Remove.
4043 (class Sized_relobj): Update declarations. Remove sized_target.
4044 * object.cc (Sized_relobj::setup): Remove target parameter.
4046 (Input_objects::add_object): Don't do anything with the target.
4047 (make_elf_sized_object): Add punconfigured parameter. Change all
4048 callers. Set or test parameter target.
4049 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4051 * parameters.cc (Parameters::set_target): Change parameter type to
4053 (Parameters::default_target): Remove.
4054 (set_parameters_target): Change parameter type to be non-const.
4055 (parameters_force_valid_target): New function.
4056 (parameters_clear_target): New function.
4057 * parameters.h (class Parameters): Update declarations. Remove
4058 default_target method. Add sized_target and clear_target
4059 methods. Change target_ to be non-const.
4060 (set_parameters_target): Update declaration.
4061 (parameters_force_valid_target): Declare.
4062 (parameters_clear_target): Declare.
4063 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4064 as NULL if we aren't searching.
4065 (Add_symbols::run): Don't check for compatible target.
4066 * fileread.cc (Input_file::open_binary): Call
4067 parameters_force_valid_target.
4068 * gold.cc (queue_middle_tasks): Likewise.
4069 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4070 set_target on object.
4071 * dynobj.h (class Sized_dynobj): Update declarations.
4072 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4073 make_elf_object returns NULL.
4074 (Archive::include_member): Don't check whether object target is
4076 * output.cc (Output_section::add_input_section): Get target from
4078 (Output_section::relax_input_section): Likewise.
4079 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4081 (Sized_relobj::do_scan_relocs): Likewise.
4082 (Sized_relobj::relocate_sections): Likewise.
4083 * resolve.cc (Symbol_table::resolve): Likewise.
4084 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4085 parameter. Change all callers.
4086 (Symbol_table::add_from_object): Get target from parameters.
4087 (Symbol_table::add_from_relobj): Don't check object target.
4088 (Symbol_table::add_from_dynobj): Likewise.
4089 (Symbol_table::define_special_symbol): Get target from
4091 * symtab.h (class Symbol_table): Update declaration.
4092 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4093 parameter. Change all callers. Clear parameter target.
4094 (Binary_test): Test target here.
4095 * testsuite/object_unittest.cc (gold_testsuite): Remove
4096 target_test_pointer parameter. Change all callers.
4097 (Object_test): Test target here.
4099 2009-09-26 Ian Lance Taylor <iant@google.com>
4101 * testsuite/initpri1.c: Don't try to use constructor priorities if
4102 compiling with gcc before 4.3.
4104 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4106 * testsuite/retain_symbols_file_test.sh (check_present): Change
4107 output file name to retain_symbols_file_test.stdout.
4108 (check_absent): Likewise.
4110 2009-09-18 Craig Silverstein <csilvers@google.com>
4112 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4113 * options.cc: Include <cerrno> and <fstream>.
4114 (General_options::finalize): Parse -retain-symbols-file tag.
4115 * options.h: New flag.
4116 (General_options): New method should_retain_symbol, new
4117 variable symbols_to_retain.
4118 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4119 should_retain_symbol map.
4120 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4121 * testsuite/Makefile.in: Regenerate.
4122 * testsuite/retain_symbols_file_test.sh: New file.
4124 2009-09-18 Nick Clifton <nickc@redhat.com>
4126 * po/es.po: Updated Spanish translation.
4128 2009-09-17 Doug Kwan <dougkwan@google.com>
4130 * debug.h (DEBUG_RELAXATION): New constant.
4131 (DEBUG_ALL): Add DEBUG_RELAXATION.
4132 (debug_string_to_enum): Add relaxation debug option.
4134 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4135 Layout::Relaxation_debug_check::read_sections,
4136 Layout::Relaxation_debug_check::read_sections): New method definitions.
4137 (Layout::Layout): Initialize data members
4138 record_output_section_data_from_scrips_,
4139 script_output_section_data_list_ and relaxation_debug_check_.
4140 (Layout::save_segments, Layout::restore_segments,
4141 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4142 Layout::relaxation_loop_body): New method definitions.
4143 (Layout::finalize): Support relaxation. Move section layout code to
4144 Layout::relaxation_loop_body.
4145 (Layout::set_asection_address_from_script): Move code for orphan
4146 section placement out.
4147 (Layout::place_orphan_sections_in_script): New method definition.
4148 * layout.h (Output_segment_headers, Output_file_header):
4149 New forward class declarations.
4150 (Layout::~Layout): Define.
4151 (Layout::new_output_section_data_from_script): New method definition.
4152 (Layout::place_orphan_sections_in_script): New method declaration.
4153 (Layout::Segment_states): New type declaration.
4154 (Layout::save_segments, Layout::restore_segments,
4155 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4156 Layout::relaxation_loop_body): New method declarations.
4157 (Layout::Output_section_data_list): New type declaration.
4158 (Layout::Relaxation_debug_check): New class definition.
4159 (Layout::record_output_section_data_from_script_,
4160 Layout::script_output_section_data_list_, Layout::segment_states_,
4161 Layout::relaxation_debug_check_): New data members.
4162 * output.cc: (Output_section_headers::do_size): New method definition.
4163 (Output_section_headers::Output_section_headers): Move size
4164 computation to Output_section_headers::do_size.
4165 (Output_segment_headers::do_size): New method definition.
4166 (Output_file_header::Output_file_header): Move size computation to
4167 Output_file_header::do_size and call it.
4168 (Output_file_header::do_size): New method definition.
4169 (Output_data_group::Output_data_group): Adjust call to
4170 Output_section_data.
4171 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4172 (Output_symtab_xindex::do_write): Add array bound check.
4173 (Output_section::Input_section::print_to_mapfile): Handle
4174 RELAXED_INPUT_SECTION_CODE.
4175 (Output_section::Output_section): Initialize data member checkpoint_.
4176 (Output_section::~Output_section): Delete checkpoint object pointed
4178 (Output_section::add_input_section): Always add an Input_section if
4180 (Output_section::add_merge_input_section): Add assert.
4181 (Output_section::relax_input_section): New method definition.
4182 (Output_section::set_final_data_size): Set load address to zero for
4183 an unallocated section.
4184 (Output_section::do_address_and_file_offset_have_reset_values):
4185 New method definition.
4186 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4187 Handle relaxed input section.
4188 (Output_section::sort_attached_input_sections): Checkpoint input
4189 section list lazily.
4190 (Output_section::get_input_sections): Change type of input_sections to
4191 list of Simple_input_section pointers. Checkpoint input section list
4192 lazily. Also handle relaxed input sections.
4193 (Output_section::add_input_section_for_script): Take a reference to
4194 a Simple_input_section object instead of Relobj pointer and section
4195 index as parameter. Handle relaxed input sections.
4196 (Output_section::save_states, Output_section::restore_states): New
4198 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4199 (Output_data::is_data_size_fixed): New method definition.
4200 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4202 (Output_data::address_and_file_offset_have_reset_values): New method
4204 (Output_data::do_address_and_file_offset_have_reset_values): New method
4206 (Output_data::set_data_size): Check that data size is not fixed.
4207 (Output_data::fix_data_size): New method definition.
4208 (Output_data::is_data_size_fixed_): New data member.
4209 (Output_section_headers::set_final_data_size): New method definition.
4210 (Output_section_headers::do_size): New method declaration.
4211 (Output_segment_headers::set_final_data_size): New method definition.
4212 (Output_segment_headers::do_size): New method declaration.
4213 (Output_file_header::set_final_data_size)::New method definition.
4214 (Output_file_header::do_size)::New method declaration.
4215 (Output_section_data::Output_section_data): Add new parameter
4216 is_data_size_fixed and use it to fix data size.
4217 (Output_data_const::Output_data_const): Adjust call to base class
4218 constructor and fix data size.
4219 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4220 base class constructor and fix data size.
4221 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4222 base class constructor and fix data size.
4223 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4224 class constructor and fix data size.
4225 (Output_data_group::set_final_data_size): New method definition.
4226 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4227 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4228 class constructor and fix data size.
4229 (Output_relaxed_input_section): New class definition.
4230 (Output_section::Simple_input_section): New class definition.
4231 (Output_section::get_input_sections): Adjust parameter list.
4232 (Output_section::add_input_section_for_script): Same.
4233 (Output_section::save_states, Output_section::restore_states,
4234 Output_section::do_address_and_file_offset_have_reset_values,
4235 (Output_section::Input_section::Input_section): Handle
4236 RELAXED_INPUT_SECTION_CODE. Add new overload for
4237 Output_relaxed_input_section.
4238 (Output_section::Input_section::is_input_section,
4239 Output_section::Input_section::set_output_section): Handle relaxed
4241 (Output_section::Input_section::is_relaxed_input_section,
4242 Output_section::Input_section::output_section_data,
4243 Output_section::Input_section::relaxed_input_section): New method
4245 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4247 (Output_section::Input_section::u1_): Update comments.
4248 (Output_section::Input_section::u2_): Add new union member poris.
4249 (Output_section::Checkpoint_output_section): New classs definition.
4250 (Output_section::relax_input_section): New method declaration.
4251 (Output_section::checkpoint_): New data member.
4252 (Output_segment): Update comments.
4253 (Output_segment::Output_segment): Un-privatize copy constructor.
4254 (Output_segment::operator=): Un-privatize.
4255 * script-sections.cc (Output_section_element::Input_section_list):
4256 Change element type to Output_section::Simple_input_section.
4257 (Output_section_element_dot_assignment::set_section_addresses):
4258 Register output section data for relaxation clean up.
4259 (Output_data_exression::Output_data_expression): Adjust call to base
4260 constructor to fix data size.
4261 (Output_section_element_data::set_section_addresses): Register
4262 Output_data_expression object for relaxation clean up.
4263 (struct Input_section_info): Replace Relobj pointer and section index
4264 pair with Output_section::Simple_input_section and Convert struct to a
4266 (Input_section_sorter::operator()): Adjust access to
4267 Input_section_info data member to use accessors.
4268 (Output_section_element_input::set_section_addresses): Use layout
4269 parameter. Adjust code to use Output_section::Simple_input_section
4270 and Input_secction_info classes. Register filler for relaxation
4272 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4273 and section index pair with Output_section::Simple_input_section
4274 class. Adjust code accordingly.
4275 (Phdrs_element::release_segment): New method definition.
4276 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4278 (Script_sections::release_segments): New method definition.
4279 * gold/script-sections.h (Script_sections::release_segments): New
4281 * gold/target.h (Target::may_relax, Target::relax,
4282 Target::do_may_relax, Target::do_relax): New method definitions.
4284 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4286 * arm.cc (has_signed_unsigned_overflow): New function.
4287 (Arm_relocate_functions::abs8): New function.
4288 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4289 (Target_arm::Scan::global): Likewise.
4290 (Target_arm::relocate::relocate): Likewise.
4291 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4294 2009-09-16 Cary Coutant <ccoutant@google.com>
4296 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4297 * testsuite/Makefile.in: Regenerate.
4299 2009-09-11 Nick Clifton <nickc@redhat.com>
4301 * po/gold.pot: Updated by the Translation project.
4303 2009-09-08 Cary Coutant <ccoutant@google.com>
4305 * output.cc (Output_file::open): Add execute permission to empty file.
4306 * testsuite/Makefile.am (permission_test): New test.
4307 * testsuite/Makefile.in: Regenerate.
4309 2009-09-02 Ian Lance Taylor <iant@google.com>
4311 * output.cc (Output_file::resize): Call map_no_anonymous rather
4314 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4316 * gold.cc: Include "incremental.h".
4317 (queue_initial_tasks): Call Incremental_checker methods.
4318 * incremental.cc: Include "output.h".
4319 (Incremental_checker::can_incrementally_link_output_file): New
4321 * incremental.h (Incremental_checker): New class.
4323 * output.cc (Output_file::open_for_modification): New method.
4324 (Output_file::map_anonymous): Changed return type to bool. Record
4326 (Output_file::map_no_anonymous): New method, broken out of map.
4327 (Output_file::map): Use map_no_anonymous and map_anonymous.
4328 * output.h (class Output_file): Update declarations.
4330 2009-08-24 Cary Coutant <ccoutant@google.com>
4332 * options.h (Command_line::Pre_options): New class.
4333 (Command_line::pre_options): New member.
4334 * options.cc (gold::options::ready_to_register): New variable.
4335 (One_option::register_option): Do nothing if not registering options.
4336 Assert if same short option registered twice.
4337 (General_options::General_options): Turn off option registration when
4339 (Command_line::Pre_options::Pre_options): New constructor.
4341 2009-08-24 Cary Coutant <ccoutant@google.com>
4343 * options.h (General_options::no_keep_memory): Remove incorrect
4346 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4348 * Makefile.am (am__skiplex, am__skipyacc): New.
4349 * Makefile.in: Regenerate.
4351 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4353 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4354 (INCLUDES): ... this.
4355 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4356 (AM_CPPFLAGS): Renamed from ...
4357 (INCLUDE): ... this.
4358 * Makefile.in, testsuite/Makefile.in: Regenerate.
4360 * Makefile.in: Regenerate.
4361 * aclocal.m4: Likewise.
4362 * config.in: Likewise.
4363 * configure: Likewise.
4364 * testsuite/Makefile.in: Likewise.
4366 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4367 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4368 * Makefile.in: Regenerate.
4369 * testsuite/Makefile.in: Regenerate.
4371 2009-08-19 Cary Coutant <ccoutant@google.com>
4373 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4374 symbols in shared libraries overridden by hidden or internal symbols
4375 in the main program.
4377 2009-08-19 Chris Demetriou <cgd@google.com>
4379 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4380 checking source file names in error messages.
4382 2009-08-18 Doug Kwan <dougkwan@google.com>
4384 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4385 an elcpp::Ehdr as parameter. Adjust call to set_target.
4386 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4387 an elfcpp::Ehdr as parameter.
4388 * object.cc (Object::set_target): Remove the version that looks up
4389 a target and sets it.
4390 (Sized_relobj::setup): Take a Target object instead of
4391 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4392 (make_elf_sized_object): Find target and ask target to
4394 * object.h: (Object::set_target): Remove the version that looks up
4395 a target and sets it.
4396 (Sized_relobj::setup): Take a Target object instead of
4397 an elfcpp:Ehdr as parameter.
4398 * target.cc: Include dynobj.h.
4399 (Target::do_make_elf_object_implementation): New.
4400 (Target::do_make_elf_object): New.
4401 * target.h (Target::make_elf_object): New template declaration.
4402 (Target::do_make_elf_object): New method declarations.
4403 (Target::do_make_elf_object_implementation): New template declaration.
4405 2009-08-14 Ian Lance Taylor <iant@google.com>
4407 * gold.h (FUNCTION_NAME): Define.
4408 (gold_unreachable): Use FUNCTION_NAME.
4410 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4412 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4413 symbol in the --keep-unique list is not found.
4415 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4417 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4418 been maked as --keep-unique.
4419 (Icf::unfold_section): New function.
4420 * icf.h (Icf::unfold_section): New function.
4421 * options.h (General_options::keep_unique): New option.
4422 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4423 * testsuite/Makefile.in: Regenerate.
4424 * testsuite/icf_keep_unique_test.sh: New file.
4425 * testsuite/icf_keep_unique_test.cc: New file.
4427 2009-08-12 Cary Coutant <ccoutant@google.com>
4430 * resolve.cc (Symbol_table::resolve): Check for references from
4431 dynamic objects to hidden and internal symbols.
4432 * testsuite/Makefile.am (hidden_test.sh): New test.
4433 * testsuite/Makefile.in: Regenerate.
4434 * testsuite/hidden_test.sh: New script.
4435 * testsuite/hidden_test_1.c: New test source.
4436 * testsuite/hidden_test_main.c: New test source.
4438 2009-08-11 Doug Kwan <dougkwan@google.com>
4440 * arm.cc: Update comments.
4441 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4442 segment to locate the .ARM.exidx section if present.
4444 2009-08-09 Doug Kwan <dougkwan@google.com>
4446 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4449 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4450 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4453 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4455 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4456 valid tls_segment only for non-debug-section relocations.
4457 * testsuite/Makefile.am: Add gc_tls_test.
4458 * testsuite/Makefile.in: Regenerate.
4459 * testsuite/gc_tls_test.cc: New file.
4460 * testsuite/gc_tls_test.sh: New file.
4462 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4466 * Makefile.am (CCFILES): Add icf.cc.
4468 * Makefile.in: Regenerate.
4469 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4470 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4471 section, symbol and addend information for the relocs.
4472 * gold.cc (queue_middle_tasks): Call identical code folding.
4473 * gold.h: Add defines for multimap.
4474 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4475 to the call of finalize_local_symbols.
4476 * main.cc (main): Create object of class Icf.
4477 * object.cc (Sized_relobj::do_layout): Allow this function to be
4478 called twice during icf.
4479 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4480 to sections marked as identical by icf.
4481 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4483 (Sized_relobj::do_section_entsize): New function.
4484 * object.h (Object::section_entsize): New function.
4485 (Object::do_section_entsize): New pure virtual function.
4486 (Relobj::finalize_local_symbols): Add new parameter.
4487 (Relobj::do_section_entsize): New function.
4488 * options.h (General_options::icf): New option.
4489 (General_options::icf_iterations): New option.
4490 (General_options::print_icf_sections): New option.
4491 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4492 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4493 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4495 * symtab.cc (Symbol_table::is_section_folded): New function.
4496 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4497 to sections marked as identical by icf.
4498 * symtab.h (Symbol_table::set_icf): New function.
4499 (Symbol_table::icf): New function.
4500 (Symbol_table::is_section_folded): New function.
4501 (Symbol_table::icf_): New data member.
4502 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4503 * testsuite/Makefile.am: Add commands to build icf_test.
4504 * testsuite/Makefile.in: Regenerate.
4505 * testsuite/icf_test.sh: New file.
4506 * testsuite/icf_test.cc: New file.
4508 2009-07-24 Chris Demetriou <cgd@google.com>
4510 * layout.cc (is_compressible_debug_section): Fix incorrect
4511 comment about compressed section names.
4513 2009-07-20 Ian Lance Taylor <ian@airs.com>
4516 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4518 2009-07-16 Ian Lance Taylor <iant@google.com>
4521 * layout.h: #include <map>.
4522 (class Kept_section): Change from struct to class. Add accessors
4523 and setters. Add section size to Comdat_group mapping. Change
4524 Comdat_group to std::map. Add is_comdat_ field. Add
4525 linkonce_size field in union.
4526 (class Layout): Update declaration of find_or_add_kept_section.
4527 Don't declare find_kept_object.
4528 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4529 parameter. Add object, shndx, is_comdat, and is_group_name
4530 parameters. Change all callers. Adjust for new Kept_section.
4531 (Layout::find_kept_object): Remove.
4532 * object.cc (Sized_relobj::include_section_group): Update use of
4533 Kept_section. Rename secnum to shndx. Only record
4534 Kept_comdat_section if sections are the same size.
4535 (Sized_relobj::include_linkonce_section): Update use of
4536 Kept_section. Only record Kept_comdat_section if sections are the
4537 same size. Set size of linkonce section.
4538 (Sized_relobj::map_to_kept_section): Update call to
4539 get_kept_comdat_section.
4540 * object.h (class Sized_relobj): Rename fields in
4541 Kept_comdat_section to drop trailing underscores; change object
4542 field to Relobj*. Change Kept_comdat_section_table to store
4543 struct rather than pointer.
4544 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4545 Add kept_object and kept_shndx parameters. Change all callers.
4546 (Sized_relobj::get_kept_comdat_section): Change return type to
4547 bool. Add kept_object and kept_shndx parameters. Change all
4549 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4550 Layout::find_or_add_kept_section.
4552 2009-07-09 Ian Lance Taylor <iant@google.com>
4554 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4555 Reserve space in the hash table.
4557 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4559 * fileread.cc (File_read::get_mtime): New method.
4560 * fileread.h (Timespec): New structure.
4561 (File_read::get_mtime): New method.
4562 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4563 Renamed from timestamp_nsec.
4564 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4566 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4568 (Incremental_inputs::report_archive): Save mtime; style fix.
4569 (Incremental_inputs::report_obejct): Save mtime; style fix.
4570 (Incremental_inputs::report_script): Save mtime; style fix.
4571 (Incremental_inputs::finalize_inputs): Style fix.
4572 (Incremental_inputs::finalize): Style fix.
4573 (Incremental_inputs::create_input_section_data): Store inputs
4575 * incremental.h (Incremental_inputs::report_script): Add mtime
4577 (Incremental_inputs::Input_info::Input_info): Intialize only one
4579 (Incremental_inputs::Input_info::archive): Move to nameless
4581 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4582 (Incremental_inputs::Input_info::script): Move to nameless union.
4583 (Incremental_inputs::mtime): New field.
4584 * script.cc (read_input_script): Pass file mtime to
4586 * script.h (Script_info::inputs): Style fix.
4588 2009-07-01 Ian Lance Taylor <ian@airs.com>
4590 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4593 2009-06-24 Ian Lance Taylor <iant@google.com>
4596 * layout.cc (Layout::choose_output_section): If we find an
4597 existing section, update the flags.
4598 (Layout::create_notes): New function, broken out of
4600 (Layout::finalize): Don't create note sections.
4601 (Layout::create_note): Don't crash if linker script discards
4603 (Layout::create_gold_note): Likewise.
4604 (Layout::create_build_id): Likewise. Don't set
4605 after_input_sections on the section.
4606 (Layout::create_executable_stack_info): Remove target parameter.
4608 * layout.h (class Layout): Declare create_notes. Update
4609 declaration of create_executable_stack_info.
4610 * gold.cc (queue_middle_tasks): Call create_notes.
4611 * output.cc (Output_section::update_flags_for_input_section): Move
4612 here from output.h. If SHF_ALLOC flag is newly set, mark address
4614 * output.h (Output_data::mark_address_invalid): New function.
4615 (class Output_section): Only declare, not define,
4616 update_flags_for_input_section. Remove set_flags.
4618 2009-06-24 Ian Lance Taylor <iant@google.com>
4620 * script-sections.cc (Output_section_definition::
4621 set_section_addresses): Rename shadowing local load_address to
4624 2009-06-24 Ian Lance Taylor <iant@google.com>
4627 * reloc.cc (relocate_sections): Skip empty relocation sections.
4629 2009-06-23 Ian Lance Taylor <iant@google.com>
4632 * layout.cc (Layout::create_note): Use choose_output_section
4633 rather than make_output_section.
4635 2009-06-23 Ian Lance Taylor <iant@google.com>
4638 * options.cc (General_options::parse_V): Set printed_version_.
4639 (General_options::General_options): Initialize printed_version_.
4640 * options.h (class General_options): Add printed_version_ field.
4641 * gold.cc (queue_initial_tasks): If there are no input files,
4642 don't give a fatal error if we printed the version information.
4643 (queue_middle_tasks): If using -r with a shared object, give a
4644 fatal error rather than an ordinary error.
4646 2009-06-23 Ian Lance Taylor <iant@google.com>
4649 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4650 (Layout::make_output_section): Set have_stabstr_section_ if we see
4651 a .stab*str section.
4652 (Layout::finalize): Call link_stabs_sections.
4653 (Layout::link_stabs_sections): New file.
4654 * layout.h (class Layout): Add have_stabstr_section_ field.
4655 Declare link_stabs_sections.
4657 2009-06-23 Doug Kwan <dougkwan@google.com>
4659 * Makefile.am (libgold_a_LIBADD): New.
4660 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4661 * Makefile.in: Regenerate.
4662 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4663 * configure: Regenerate.
4664 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4665 * fileread.cc: Include sys/state.h
4666 * gold.h: Declare memmem and strndup if found missing.
4667 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4669 2009-06-23 Ian Lance Taylor <iant@google.com>
4671 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4672 * configure: Rebuild.
4674 2009-06-23 Ian Lance Taylor <iant@google.com>
4677 * object.cc (Object::section_contents): Don't try to get a view if
4678 the section has length zero.
4679 (Object::handle_gnu_warning_section): If the section is empty, use
4680 the name of the section as the warning.
4682 2009-06-23 Ian Lance Taylor <iant@google.com>
4685 * stringpool.h (class Stringpool_template): Add optimize_ field.
4686 (Stringpool_template::set_optimize): New function.
4687 * stringpool.cc (Stringpool_template::Stringpool_template):
4688 Initialize optimize_ field.
4689 (Stringpool_template::set_string_offsets): Test local optimize
4690 fild rather than parameter.
4691 * layout.cc (Layout::Layout): Call set_optimize on the section
4694 2009-06-22 Ian Lance Taylor <iant@google.com>
4697 * yyscript.y: Parse TARGET.
4698 * script.cc (script_set_target): New function.
4699 * script-c.h (script_set_target): Declare.
4700 * options.cc (General_options::string_to_object_format): Rename
4701 from string_to_object_format in anonymous namespace. Change
4703 * options.h (class General_options): Declare
4704 string_to_object_format.
4706 2009-06-22 Ian Lance Taylor <iant@google.com>
4708 * script-sections.cc (Script_sections::create_segments): Don't put
4709 program headers in a PT_LOAD segment if -n or -N.
4711 2009-06-22 Ian Lance Taylor <iant@google.com>
4714 * options.h (class General_options): Add -z lazy and -z now. Sort
4715 -z options into alphabetical order.
4716 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4718 2009-06-21 Ian Lance Taylor <iant@google.com>
4720 * layout.cc (Layout::make_output_section): Call
4721 Target::new_output_section.
4722 (Layout::attach_allocated_section_to_segment): Put large section
4723 sections in a separate load segment with the large segment flag
4725 (Layout::segment_precedes): Sort large data segments after other
4727 (align_file_offset): New static function.
4728 (Layout::set_segment_offsets): Use align_file_offset.
4729 * output.h (class Output_section): Add is_small_section_ and
4730 is_large_section_ fields.
4731 (Output_section::is_small_section): New function.
4732 (Output_section::set_is_small_section): New function.
4733 (Output_section::is_large_section): New function.
4734 (Output_section::set_is_large_section): New function.
4735 (Output_section::is_large_data_section): New function.
4736 (class Output_segment): Add is_large_data_segment_ field.
4737 (Output_segment::is_large_data_segment): New function.
4738 (Output_segment::set_is_large_data_segment): New function.
4739 * output.cc (Output_section::Output_section): Initialize new
4741 (Output_segment::Output_segment): Likewise.
4742 (Output_segment::add_output_section): Add assertion that large
4743 data sections always go in large data segments. Force small data
4744 sections to the end of the list of data sections. Force small BSS
4745 sections to the start of the list of BSS sections. For large BSS
4746 sections to the end of the list of BSS sections.
4747 * symtab.h (class Symbol): Declare is_common_shndx.
4748 (Symbol::is_defined): Check Symbol::is_common_shndx.
4749 (Symbol::is_common): Likewise.
4750 (class Symbol_table): Define enum Commons_section_type. Update
4751 declarations. Add small_commons_ and large_commons_ fields.
4752 * symtab.cc (Symbol::is_common_shndx): New function.
4753 (Symbol_table::Symbol_table): Initialize new fields.
4754 (Symbol_table::add_from_object): Put small and large common
4755 symbols in the right list.
4756 (Symbol_table::sized_finalized_symbol): Check
4757 Symbol::is_common_shndx.
4758 (Symbol_table::sized_write_globals): Likewise.
4759 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4760 common symbol lists. Don't call do_allocate_commons_list if the
4762 (Symbol_table::do_allocate_commons_list): Remove is_tls
4763 parameter. Add comons_section_type parameter. Change all
4764 callers. Handle small and large common symbols.
4765 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4766 Symbol::is_common_shndx.
4767 * resolve.cc (symbol_to_bits): Likewise.
4768 * target.h (Target::small_common_shndx): New function.
4769 (Target::small_common_section_flags): New function.
4770 (Target::large_common_shndx): New function.
4771 (Target::large_common_section_flags): New function.
4772 (Target::new_output_section): New function.
4773 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4774 small_common_section_flags, and large_common_section_flags
4776 (Target::do_new_output_section): New virtual function.
4777 * arm.cc (Target_arm::arm_info): Initialize new fields.
4778 * i386.cc (Target_i386::i386_info): Likewise.
4779 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4781 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4782 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4783 (Target_x86_64::do_new_output_section): New function.
4784 * configure.ac: Define conditional MCMODEL_MEDIUM.
4785 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4786 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4787 (large_LDFLAGS): Define.
4788 * testsuite/large.c: New file.
4789 * testsuite/testfile.cc (Target_test::test_target_info):
4790 Initialize new fields.
4791 * configure, testsuite/Makefile.in: Rebuild.
4793 2009-06-05 Doug Kwan <dougkwan@google.com>
4795 * Makefile.am (CCFILES): Add target.cc.
4796 * Makefile.in: Regenerate.
4797 * i386.cc (class Target_i386): Define new virtual method to
4798 override do_is_local_label_name in parent.
4799 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4800 local symbols if --discard-locals or -X is given.
4801 * options.h (class General_options): Declare new options
4802 '--discard-locals' and '-X' for discarding locals.
4803 * target.h (class Target): Define new methods is_local_label_name.
4804 Declare new virtual method do_is_local_label_name.
4805 * target.cc: New file.
4806 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4807 (check_SCRIPTS): Add discard_locals_test.sh.
4808 (check_DATA): Add discard_local_tests.syms.
4809 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4810 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4811 * testsuite/Makefile.in: Regenerate.
4812 * testsuite/discard_locals_test.c: New file.
4813 * testsuite/discard_locals_test.sh: Same.
4815 2009-06-05 Doug Kwan <dougkwan@google.com>
4817 * object.cc (Sized_relobj::Sized_relobj): Initialize
4818 discarded_eh_frame_shndx_ to -1U.
4819 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4821 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4822 a discarded .eh_frame section.
4823 (Sized_relobj::do_finalize_local_symbols): Ditto.
4824 * object.h (class Sized_relobj): Declare new member
4825 discarded_eh_frame_shndx_.
4826 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4827 (local_labels_test.o, local_labels_test): New rules.
4828 * testsuite/Makefile.in: Regenerate.
4830 2009-06-04 Doug Kwan <dougkwan@google.com>
4832 * layout.cc (Layout::section_name_mapping): Add mapping for
4833 special ARM sections.
4835 2009-06-03 Doug Kwan <dougkwan@google.com>
4837 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4838 (utils::has_overflow): Same.
4840 2009-06-03 Ian Lance Taylor <iant@google.com>
4842 * layout.cc (Layout::section_name_mapping): New array, replacing
4843 Layout::linkonce_mapping.
4844 (Layout::section_name_mapping_count): New variable, replacing
4845 Layout::linkonce_mapping_count.
4846 (Layout::linkonce_output_name): Remove.
4847 (Layout::output_section_name): Rewrite.
4848 * layout.h (class Layout): Rename Linkonce_mapping to
4849 Section_name_mapping, linkonce_mapping to section_name_mapping,
4850 linkonce_mapping_count to section_name_mapping_count. Don't
4851 declare linkonce_output_name.
4853 2009-06-03 Doug Kwan <dougkwan@google.com>
4855 * gold/arm.cc (namespace utils): New.
4856 (Target_arm::reloc_is_non_pic): Define new method.
4857 (class Arm_relocate_functions): New.
4858 (Target_arm::Relocate::relocate): Handle relocation types used by
4861 2009-06-03 Ian Lance Taylor <iant@google.com>
4863 * arm.cc (Target_arm::scan::global): Use || instead of |.
4865 2009-06-02 Doug Kwan <dougkwan@google.com>
4867 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4868 issued_non_pic_error_.
4869 (class Target_arm::Scan): Declare new method check_non_pic.
4870 Define new method symbol_needs_plt_entry.
4871 Declare new data member issued_non_pic_error_.
4872 (class Target_arm::Relocate): Declare new method
4873 should_apply_static_reloc.
4874 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4875 (Target_arm::Scan::check_non_pic): Define new method.
4876 (Target_arm::Scan::local): Handle a small subset of reloc types used
4878 (Target_arm::Scan::local): Same.
4879 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4881 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4883 * incremental.cc (Incremental_inputs::report_command_line): Filter
4884 out --incremental-* options.
4886 2009-05-29 Doug Kwan <dougkwan@google.com>
4888 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4890 (class Target_arm): Update comment.
4891 (Target_arm::Target_arm): Initialize new data members GOT_,
4892 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4893 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4894 and Target_arm::rel_dyn_section.
4895 Declare new_enum Target_arm::Got_type.
4896 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4898 Update commments for member do_dynsym_value.
4899 (Target_arm::got_size, Target_arm::plt_section,
4900 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4901 new methods inside class defintion.
4902 (Target_arm::got_section): Define new method.
4903 (Target_arm::rel_dyn_section): Same.
4904 (Output_data_plt_arm): New template class.
4905 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4906 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4907 (Output_data_plt_arm::add_entry): Same.
4908 (Output_data_plt_arm::first_plt_entry): Define new
4909 static data member for PLT instruction template.
4910 (Output_data_plt_arm::plt_entry): Same.
4911 (Output_data_plt_arm::do_write): Define new method.
4912 (Target_arm::make_plt_entry): Same.
4913 (Target_arm::do_finalize_sections): Same.
4914 (Target_arm::do_dynsym_value): Same.
4916 2009-05-28 Doug Kwan <dougkwan@google.com>
4918 * Makefile.am (TARGETSOURCES): Add arm.cc.
4919 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4920 * Makefile.in: Regenerate.
4922 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4924 2009-05-26 Doug Kwan <dougkwan@google.com>
4926 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4927 (General_options::check_excluded_libs): Strip off directories in
4928 archive name before matching like GNU ld does.
4929 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4930 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4931 (exclude_libs_test_LDFLAGS): Add linker option
4932 -Wl,--exclude-libs,libexclude_libs_test_3
4933 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4934 an explicit archive without using -l.
4935 (alt/libexclude_libs_test_3.a): New make rule.
4936 * testsuite/Makefile.in: Regenerate.
4937 * testsuite/exclude_libs_test.c : Declare lib3_default().
4939 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4940 * exclude_libs_test_3.c: New file.
4942 2009-05-26 Nick Clifton <nickc@redhat.com>
4944 * po/id.po: New Indonesian translation.
4945 * po/gold.pot: Updated template file.
4947 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4949 * testsuite/Makefile.am: Add -ffunction-sections to compile
4950 gc_comdat_test files. Add -Wl,--gc-sections to build
4952 * testsuite/Makefile.in: Regenerate.
4953 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4955 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4957 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4958 kept comdat section was garbage collected.
4959 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4960 * testsuite/Makefile.in: Regenerate.
4961 * testsuite/gc_comdat_test.sh: New file.
4962 * testsuite/gc_comdat_test_1.cc: New file.
4963 * testsuite/gc_comdat_test_2.cc: New file.
4965 2009-05-19 Doug Kwan <dougkwan@google.com>
4967 * archive.cc (Archive::Archive): Move constructor from archive.h
4968 to here. Initialize no_export_.
4969 (Archive::get_elf_object_for_member): Set no_export flag of object.
4970 * archive.h (Archive::Archive): Move constructor body to
4972 (Archive::no_export): New method.
4973 (Archive::no_export_): New field.
4974 * object.h (Object::Object): Initialize no_export_ to false.
4975 (Object::no_export, Object::set_no_export): New methods.
4976 (Object::no_export_): New field.
4977 * options.cc (General_options::parse_exclude_libs): New method.
4978 (General_options::check_excluded_libs) Same.
4979 * options.h (exclude_libs): New option.
4980 (General_options::check_excluded_libs): New method declaration.
4981 (General_options::excluded_libs_): New field.
4982 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4983 default or protected visibility if an object has no-export flag set.
4984 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4985 (check_SCRIPTS): Add exclude_libs_test.sh.
4986 (check_DATA): Add exclude_libs_test.syms.
4987 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4988 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4989 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4990 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4991 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4992 libexclude_libs_test_2.a): New rules.
4993 * testsuite/Makefile.in: Regenerate.
4994 * testsuite/exclude_libs_test.c: New file.
4995 * testsuite/exclude_libs_test.sh: Ditto.
4996 * testsuite/exclude_libs_test_1.c: Ditto.
4997 * testsuite/exclude_libs_test_2.c: Ditto.
4999 2009-05-15 Ian Lance Taylor <iant@google.com>
5001 * configure.ac: Check for declarations for cases where libiberty.h
5002 checks HAVE_DECL_xxx.
5003 * configure, config.in: Rebuild.
5005 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5007 * gold.h (Incremental_argument_list): Remove (invalid) forward
5009 * incremental.cc (Incremental_inputs::report_achive): New method.
5010 (Incremental_inputs::report_object): New method.
5011 (Incremental_inputs::report_script): New method.
5012 (Incremental_inputs::finalize_inputs): New method.
5013 (Incremental_inputs::finalize): Call finalize_inputs().
5014 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5015 Create inputs entries.
5016 * incremental.h (Incremental_input_type): New enum.
5017 (Incremental_inputs::Incremental_input): Initialize new fields.
5018 (Incremental_inputs::report_inputs): New method.
5019 (Incremental_inputs::report_achive): New method.
5020 (Incremental_inputs::report_object): New method.
5021 (Incremental_inputs::report_script): New method.
5022 (Incremental_inputs::finalize_inputs): New method.
5023 (Incremental_inputs::Input_info): New struct.
5024 (Incremental_inputs::Input_info_map): New typedef.
5025 (Incremental_inputs::lock_): New field.
5026 (Incremental_inputs::Inputs_): New field.
5027 (Incremental_inputs::Inputs_map): New field.
5028 * main.cc (main): Call Incremental_input::report_inputs.
5029 * options.h (Input_argument_list): Typedef moved from
5031 (Input_file_group::Files): Remove, use ::Input_argument_list.
5032 (Input_file_group::Input_argument_list): Remove, use
5033 ::Input_argument_list.
5034 * plugin.cc (Plugin_manager::add_input_file): Add error in
5036 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5038 * script.cc (read_input_script): Call
5039 Incremental_input::report_script.
5040 * script.h (Script_info): New class.
5042 2009-04-27 Ian Lance Taylor <iant@google.com>
5044 * x86_64.cc (do_adjust_output_section): Set entsize to
5047 2009-04-23 Elliott Hughes <enh@google.com>
5049 * output.cc (Output_file::close): After short writes, continue
5050 writing from the correct offset in the buffer being written.
5052 2009-04-23 Chris Demetriou <cgd@google.com>
5054 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5055 * configure: Regenerate.
5056 * config.in: Regenerate.
5057 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5058 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5060 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5062 * incremental.cc (Incremental_inputs_header_data): Renamed from
5063 Incremental_input_header_data.
5064 (Incremental_inputs_header_data::data_size): New field.
5065 (Incremental_inputs_header_data::put_input_file_count): Renamed
5066 from input_file_count.
5067 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5068 from command_line_offset.
5069 (Incremental_inputs_header_data::put_reserved): Renamed from
5071 (Incremental_inputs_entry_data): Renamed from
5072 Incremental_input_entry_data.
5073 (Incremental_inputs_entry_data::data_size): New field.
5074 (Incremental_inputs::report_command_line): New method.
5075 (Incremental_inputs::finalize): New method.
5076 (Incremental_inputs::create_incremental_inputs_data): New method.
5077 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5078 * incremental.h: New file.
5079 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5080 (Layout::finalize): Create incremental inputs section in
5082 (Layout::create_incremental_info_sections): New method.
5083 * layout.h (Layout::incremental_inputs): New method.
5084 (Layout::create_incremental_info_sections): New method.
5085 (Layout::incremental_inputs_): New field.
5086 * main.cc (main): Notify Incremental_input of the command line.
5088 2009-04-01 Ian Lance Taylor <iant@google.com>
5089 Mikolaj Zalewski <mikolajz@google.com>
5091 * gold.h (reserve_unordered_map): Define, three versions, one for
5092 each version of Unordered_map.
5093 * layout.cc (Layout::Layout): Remove options parameter. Add
5094 number_of_input_files parameter. Don't initialize options_.
5095 Initialize number_of_input_files_ and resized_signatures_. Move
5096 sections_are_attached_.
5097 (Layout::layout_group): Reserve space for group_signatures_.
5098 (Layout::find_or_add_kept_section): Change name parameter to be a
5099 reference. Resize signatures_ map when it gets large enough.
5100 (Layout::layout_eh_frame): Use parameters->options() instead of
5102 (Layout::make_output_section): Likewise.
5103 (Layout::attach_allocated_section_to_segment): Likewise.
5104 (Layout::finalize, Layout::create_executable_stack): Likewise.
5105 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5106 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5107 * layout.h (class Layout): Update declarations. Remove options_
5108 field. Add number_of_input_files_ and resized_signatures_
5109 fields. Move sections_are_attached_ field.
5110 * main.cc (main): Pass number of input files to Layout
5111 constructor. Don't pass options.
5113 2009-03-30 Ian Lance Taylor <iant@google.com>
5115 * ffsll.c (ffsll): Correct implementation.
5117 2009-03-27 Ian Lance Taylor <iant@google.com>
5119 * ffsll.c: New file.
5120 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5121 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5122 * ftruncate.c (ftruncate): Declare before definition.
5123 * mremap.c (mremap): Likewise.
5124 * pread.c (pread): Likewise.
5125 * configure, Makefile.in, config.in: Rebuild.
5127 * mremap.c: New file.
5128 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5129 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5130 (mremap): Declare if HAVE_MREMAP is not defined.
5131 * configure, Makefile.in, config.in: Rebuild.
5133 2009-03-27 Cary Coutant <ccoutant@google.com>
5135 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5136 position independent.
5137 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5138 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5140 2009-03-24 Cary Coutant <ccoutant@google.com>
5142 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5144 (needs_dynamic_reloc): Likewise.
5146 2009-03-24 Ian Lance Taylor <iant@google.com>
5148 * yyscript.y (file_cmd): Recognize EXTERN.
5149 (extern_name_list, extern_name_list_body): New nonterminals.
5150 * script.cc (script_add_extern): Define.
5151 * script-c.h (script_add_extern): Declare.
5153 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5155 * object.cc (is_elf_object): Define.
5156 * object.h (is_elf_object): Declare.
5157 * archive.cc (Archive::get_elf_object_for_member): Call
5159 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5161 2009-03-24 Elliott Hughes <enh@google.com>
5163 * output.cc (Output_file::map_anonymous): Define.
5164 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5165 try an anonymous one. Report the size if the mmap fails.
5166 * output.h (class Output_file): Declare map_anonymous.
5168 2009-03-24 Ian Lance Taylor <iant@google.com>
5170 * target-select.cc (instantiate_target): Don't acquire the lock if
5171 the instantiated_target_ field has already been set.
5173 2009-03-23 Ian Lance Taylor <iant@google.com>
5175 * gold-threads.h (class Initialize_lock): Define.
5176 * gold-threads.cc (class Initialize_lock_once): Define.
5177 (initialize_lock_control): New static variable.
5178 (initialize_lock_pointer): New static variable.
5179 (initialize_lock_once): New static function.
5180 (Initialize_lock::Initialize_lock): Define.
5181 (Initialize_lock::initialize): Define.
5182 * target-select.h: Include "gold-threads.h".
5183 (class Target_selector): Add lock_ and initialize_lock_ fields.
5184 Don't define instantiate_target, just declare it.
5185 * target-select.cc (Target_selector::Target_selector): Initialize
5187 (Target_selector::instantiate_target): Define.
5188 * descriptors.h: Include "gold-threads.h".
5189 (class Descriptors): Add initialize_lock_ field.
5190 * descriptors.cc (Descriptors::Descriptors): Initialize new
5192 (Descriptors::open): Use initialize_lock_ field
5193 * errors.h (class Errors): Add initialize_lock_ field.
5194 * errors.cc (Errors::Errors): Initialize new field.
5195 (Errors::initialize_lock): Use initialize_lock_ field.
5196 * powerpc.cc (class Target_selector_powerpc): Remove
5197 instantiated_target_ field. In do_recognize call
5198 instantiate_target rather than do_instantiate_target. In
5199 do_instantiate_target just allocate a new target.
5200 * sparc.cc (class Target_selector_sparc): Likewise.
5202 * freebsd.h: New file.
5203 * i386.cc: Include "freebsd.h".
5204 (Target_i386): Derive from Target_freebsd rather than
5206 (Target_selector_i386): Derive from Target_selector_freebsd rather
5207 than Target_selector.
5208 * x86_64.cc: Include "freebsd.h".
5209 (Target_x86_64): Derive from Target_freebsd rather than
5211 (Target_selector_x86_64): Derive from Target_selector_freebsd
5212 rather than Target_selector.
5213 * target.h (class Target): Add adjust_elf_header and
5214 do_adjust_elf_header.
5215 * output.cc (Output_file_header:: do_sized_write): Call target
5216 adjust_elf_header routine.
5217 * configure.tgt: Set targ_osabi.
5218 * configure.ac: Define GOLD_DEFAULT_OSABI.
5219 * parameters.cc (Parameters::default_target): Pass
5220 GOLD_DEFAULT_OSABI to select_target.
5221 * target-select.h (class Target_selector): Make instantiate_target
5222 protected rather than private.
5223 * Makefile.am (HFILES): Add freebsd.h.
5224 * configure, Makefile.in, config.in: Rebuild.
5226 * merge.cc (do_add_input_section): Correct pend value. Change
5227 message about last entry not being null terminated from error to
5230 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5232 * incremental.cc: New file.
5233 * Makefile.am (CCFILES): Add incremental.cc.
5234 * Makefile.in: Rebuild.
5236 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5238 * layout.cc (Layout::output_section_name): Preserve names
5239 of '.note.' sections.
5241 2009-03-19 Ian Lance Taylor <iant@google.com>
5243 * descriptors.cc (Descriptors::open): Check that the options are
5244 valid before using them.
5246 2009-03-18 Ian Lance Taylor <iant@google.com>
5248 * script-sections.h: Include <list>.
5249 (class Script_sections): Change Sections_elements from std::vector
5250 to std::list. Typedef public Elements_iterator. Add
5251 orphan_section_placement_, data_segment_align_start_, and
5252 saw_data_segment_align_ fields. Remove data_segment_align_index_
5254 * script-sections.cc (class Orphan_section_placement): New class.
5255 (class Sections_element): Add virtual functions is_relro and
5256 orphan_section_init. Remove virtual function place_orphan_here.
5257 (class Output_section_definition): Add is_relro and
5258 orphan_section_init. Remove place_orphan_here.
5259 (class Orphan_output_section): Likewise.
5260 (Script_sections::Script_sections): Update for field changes.
5261 (Script_sections::data_segment_align): Set saw_data_segment_align_
5262 and data_segment_align_start_, not data_segment_align_index.
5263 (Script_sections::data_segment_relro_end): Check
5264 saw_data_segment_align_. Use data_segment_align_start_ rather
5265 than data_segment_align_index_.
5266 (Script_sections::place_orphan): Rewrite to use
5267 Orphan_section_placement.
5269 2009-03-17 Ian Lance Taylor <iant@google.com>
5271 * archive.cc (Archive::add_symbols): Check for a version attached
5272 to the symbol name in the archive map.
5273 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5274 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5275 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5276 (ver_test_11.a): New target.
5277 * testsuite/Makefile.in: Rebuild.
5279 * configure.ac: Check for chsize and posix_fallocate. Replace
5281 * ftruncate.c: New file, from gnulib.
5282 * output.cc (posix_fallocate): Define dummy version if not
5283 HAVE_POSIX_FALLOCATE.
5284 (Output_file::map): Call posix_fallocate rather than lseek and
5286 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5287 * configure, Makefile.in, config.in: Rebuild.
5289 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5291 * layout.h (Layout::create_note): Add section_name parameter.
5292 * layout.cc (Layout::create_note): Likewise.
5293 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5295 2009-03-17 Ian Lance Taylor <iant@google.com>
5297 * descriptors.cc: Include "options.h".
5298 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5299 (Descriptors::open): Always use O_CLOEXEC when opening a new
5300 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5301 then set FD_CLOEXEC.
5303 * sparc.cc (class Target_sparc): Add has_got_section.
5304 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5305 make sure we have a GOT section.
5307 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5308 (Target_sparc::Scan::local): Likewise.
5309 (Target_sparc::Scan::global): Likewise.
5310 (Target_sparc::Relocate::relocate): Likewise.
5311 (Target_sparc::Relocate::relocate_tls): Likewise.
5313 * symtab.cc (Symbol_table::define_default_version): New function,
5314 broken out of add_from_object.
5315 (Symbol_table::add_from_object): Call define_default_version.
5316 (Symbol_table::define_special_symbol): Add resolve_oldsym
5317 parameter. Change all callers. If the version for a symbol comes
5318 from a version script, resolve it with the symbol with the same
5319 name with no version. Also add the symbol without a version if
5321 (do_define_in_output_data): If resolving with oldsym, don't delete
5323 (do_define_in_output_segment): Likewise.
5324 (do_define_as_constant): Likewise.
5325 * symtab.h (class Symbol_table): Update declarations.
5327 2009-03-13 Ian Lance Taylor <iant@google.com>
5329 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5330 (Read_symbols::requeue): New function.
5331 (Read_symbols::do_read_symbols): If make_elf_object fails because
5332 the target type is not configured, and the file was searched for,
5333 issue a warning and retry with the next directory.
5334 (Add_symbols::run): If the file has an incompatible format, and
5335 it was searched for, requeue the Read_symbols task. On error,
5337 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5338 dirindex parameter to constructor. Change all callers. Declare
5339 incompatible_warning and requeue.
5340 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5341 input_argument_ and input_group_ fields. Add them to
5342 constructor. Change all callers.
5343 (class Read_script): Add dirindex_ field. Add it to constructor.
5345 * archive.cc (Archive::setup): Remove input_objects parameter.
5347 (Archive::get_file_and_offset): Likewise.
5348 (Archive::read_all_symbols): Likewise.
5349 (Archive::read_symbols): Likewise.
5350 (Archive::get_elf_object_for_member): Remove input_objects
5351 parameter. Add punconfigured parameter. Change all callers.
5352 (Archive::add_symbols): Change return type to bool. Check return
5353 value of include_member.
5354 (Archive::include_all_members): Likewise.
5355 (Archive::include_member): Change return type to bool. Return
5356 false if first included object has incompatible target. Set
5357 included_member_ field.
5358 (Add_archive_symbols::run): If add_symbols returns false, requeue
5360 * archive.h (class Archive): Add included_member_ field.
5361 Initialize it in constructor. Add input_file and searched_for
5362 methods. Update declarations.
5363 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5364 input_argument_ fields. Add them to constructor. Change all
5366 * script.cc: Include "target-select.h".
5367 (class Parser_closure): Add skip_on_incompatible_target_ and
5368 found_incompatible_target_ fields. Add
5369 skip_on_incompatible_target parameter to constructor. Change all
5370 callers. Add methods skip_on_incompatible_target,
5371 clear_skip_on_incompatible_target, found_incompatible_target, and
5372 set_found_incompatible_target.
5373 (read_input_script): Add dirindex parameter. Change all callers.
5374 If parser finds an incompatible target, requeue Read_symbols
5376 (script_set_symbol): Clear skip_on_incompatible_target in
5378 (script_add_assertion, script_parse_option): Likewise.
5379 (script_start_sections, script_add_phdr): Likewise.
5380 (script_check_output_format): New function.
5381 * script.h (read_input_script): Update declaration.
5382 * script-c.h (script_check_output_format): Declare.
5383 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5384 (ignore_cmd): Remove OUTPUT_FORMAT.
5385 * fileread.cc (Input_file::Input_file): Add explicit this.
5386 (Input_file::will_search_for): New function.
5387 (Input_file::open): Add pindex parameter. Change all callers.
5388 * fileread.h (class Input_file): Add input_file_argument method.
5389 Declare will_search_for. Update declarations.
5390 * object.cc (make_elf_object): Add punconfigured parameter.
5392 * object.h (class Object): Make input_file public. Add
5393 searched_for method.
5394 (make_elf_object): Update declaration.
5395 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5397 * dirsearch.h (class Dirsearch): Update declaration.
5398 * options.h (class General_options): Add --warn-search-mismatch.
5399 * parameters.cc (Parameters::is_compatible_target): New function.
5400 * parameters.h (class Parameters): Declare is_compatible_target.
5401 * workqueue.cc (Workqueue::add_blocker): New function.
5402 * workqueue.h (class Workqueue): Declare add_blocker.
5404 * fileread.cc (Input_file::open): Remove options parameter.
5406 (Input_file::open_binary): Likewise.
5407 * script.cc (read_input_script): Likewise.
5408 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5409 options parameter from constructor. Change all callers.
5410 (class Read_script): Likewise.
5411 * fileread.h (class Input_file): Update declarations.
5412 * script.h (read_input_script): Update declaration.
5414 2009-03-10 Nick Clifton <nickc@redhat.com>
5416 * po/es.po: New Spanish translation.
5418 2009-03-06 Cary Coutant <ccoutant@google.com>
5420 * options.cc (parse_short_option): Keep dash_z from registering itself.
5422 2009-03-03 Ian Lance Taylor <iant@google.com>
5425 * target-reloc.h (relocate_section): Pass output_section to
5427 * i386.cc (Target_i386::should_apply_static_reloc): Add
5428 output_section parameter. Change all callers.
5429 (Target_i386::Relocate::relocate): Add output_section parameter.
5430 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5431 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5432 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5433 * testsuite/two_file_shared.sh: New script.
5434 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5435 (check_DATA): Add two_file_shared.dbg.
5436 (two_file_shared.dbg): New target.
5437 * testsuite/Makefile.in: Rebuild.
5439 2009-03-01 Ian Lance Taylor <iant@google.com>
5441 * configure.ac: Check for byteswap.h.
5442 * configure: Rebuild.
5443 * config.in: Rebuild.
5445 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5447 * layout.cc (Layout::find_or_add_kept_section): New function.
5448 (Layout::add_comdat): Removed.
5449 * layout.h (struct Kept_section): Move out of class Layout.
5450 Remove trailing underscores from field names. Add group_sections
5451 field. Rename group_ field to is_group. Change all uses.
5452 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5453 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5454 comdat_groups_ field.
5455 (Sized_relobj::include_section_group): Use
5456 find_or_add_kept_section and Kept_section::group_sections.
5457 (Sized_relobj::include_linkonce_section): Likewise.
5458 * object.cc (class Sized_relobj): Don't define Comdat_group or
5459 Comdat_group_table. Remove find_comdat_group and
5460 add_comdat_group. Remove comdat_groups_ field.
5461 * plugin.cc (include_comdat_group): Use
5462 Layout::find_or_add_kept_section.
5464 2009-02-28 Ian Lance Taylor <iant@google.com>
5466 * README: --gc-sections and map files are now supported. Document
5467 some build requirements.
5470 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5471 relocatable link set the value of the section symbol to zero.
5472 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5473 relocatable link don't include the section address in the local
5476 2009-02-27 Ian Lance Taylor <iant@google.com>
5479 * options.h (class Search_directory): Add is_system_directory.
5480 (class General_options): Declare is_in_system_directory.
5481 * options.cc (get_relative_sysroot): Make static.
5482 (get_default_sysroot): Make static.
5483 (General_optoins::is_in_system_directory): New function.
5484 * fileread.cc (Input_file::is_in_system_directory): New function.
5485 * fileread.h (class Input_file): Declare is_in_system_directory.
5486 * object.h (class Object): Add is_in_system_directory.
5487 (class Input_objects): Remove system_library_directory_ field.
5488 * object.cc (Input_objects::add_object): Don't set
5489 system_library_directory_.
5490 (input_objects::found_in_system_library_directory): Remove.
5491 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5492 parameter. Change all callers.
5493 (Symbol_table::sized_write_globals): Likewise.
5494 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5495 Call Object::is_in_system_directory.
5496 * symtab.h (class Symbol_table): Update declarations.
5499 * descriptors.h (Open_descriptor): Add is_on_stack field.
5500 * descriptors.cc (Descriptors::open): If the descriptor is on the
5501 top of the stack, remove it. Initialize is_on_stack field.
5502 (Descriptors::release): Only add pod to stack if it is not on the
5504 (Descriptors::close_some_descriptor): Clear stack_next and
5508 * output.cc (Output_section::find_starting_output_address): Rename
5509 from starting_output_address; add PADDR parameter; change return
5511 * output.h (class Output_section): Declare
5512 find_starting_output_address instead of starting_output_address.
5513 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5514 section symbol for which we can't find a merge section.
5517 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5518 hidden or internal, force the symbol to be local.
5519 * resolve.cc (Symbol::override_visibility): Define.
5520 (Symbol::override_base): Use override_visibility.
5521 (Symbol_table::resolve): Likewise.
5522 (Symbol::override_base_with_special): Likewise.
5523 (Symbol_table::override_with_special): If the visibility is hidden
5524 or internal, force the symbol to be local.
5525 * symtab.h (class Symbol): Add set_visibility and
5526 override_visibility.
5527 * testsuite/ver_test_1.sh: New file.
5528 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5529 (check_DATA): Add ver_test_1.syms.
5530 (ver_test_1.syms): New target.
5531 * testsuite/Makefile.in: Rebuild.
5533 2009-02-25 Cary Coutant <ccoutant@google.com>
5535 * layout.cc (Layout::choose_output_section): Don't rename sections
5536 when using a linker script that has a SECTIONS clause.
5537 * Makefile.in: Regenerate.
5539 * testsuite/Makefile.am (script_test_5.sh): New test case.
5540 * testsuite/Makefile.in: Regenerate.
5541 * testsuite/script_test_5.cc: New file.
5542 * testsuite/script_test_5.sh: New file.
5543 * testsuite/script_test_5.t: New file.
5545 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5547 * archive.cc (Archive::include_member): Update calls to add_symbols.
5548 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5549 the Layout argument.
5550 * dynobj.h (do_add_symbols): Add the Layout argument.
5551 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5553 * object.h (Object::add_symbols): Add the Layout argument.
5554 (Object::do_add_symbols): Add the Layout argument.
5555 (Sized_relobj::do_add_symbols): Add the Layout argument.
5556 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5557 Unify the two versions.
5558 (Add_plugin_symbols): Remove.
5559 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5560 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5561 (Add_plugin_symbols): Remove.
5562 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5563 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5564 (Add_symbols::run): Make it work with Pulginobj.
5566 2009-02-06 Ian Lance Taylor <iant@google.com>
5568 * object.cc (Sized_relobj::do_layout): Make info message start
5569 with lower case letter.
5571 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5573 * binary.cc: Fix file comment.
5575 * options.h (enum Incremental_disposition): Define.
5576 (class General_options): Add new options: --incremental,
5577 --incremental_changed, --incremental_unchanged,
5578 --incremental_unknown. Add incremental_disposition_ and
5579 implicit_incremental_ fields.
5580 (General_options::incremental_disposition): New function.
5581 (class Position_dependent_options): Add incremental_disposition
5583 (Position_dependent_options::copy_from_options): Set incremental
5585 * options.cc (General_options::parse_incremental_changed): New
5587 (General_options::parse_incremental_unchanged): New function.
5588 (General_options::parse_incremental_unknown): New function.
5589 (General_options::General_options): Initialize new fields
5590 incremental_disposition_ and implicit_incremental_.
5591 (General_options::finalize): Check for uasge of --incremental-*
5592 without --incremental.
5594 2009-02-06 Chris Demetriou <cgd@google.com>
5596 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5597 pointer and to report location as the file name associated with
5599 (gold_undefined_symbol_at_location): New function to replace the
5600 old gold_undefined_symbol functionality.
5601 * target-reloc.h (relocate_section): Update to use
5602 gold_undefined_symbol_at_location.
5603 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5604 Call gold_undefined_symbol function rather than gold_error.
5605 * errors.h (Errors::undefined_symbol): Take location as a
5606 string, rather than calculating it from a relocation.
5607 * errors.cc (Errors::fatal): Print "fatal error:" before the
5609 (Errors::error, Errors::error_at_location): Print "error: "
5610 before the formatted message.
5611 (Errors::undefined_symbol): Take location as a string, rather
5612 than calculating it from a relocation.
5613 (gold_undefined_symbol_at_location): New function akin to
5614 old gold_undefined_symbol, calculates location from relocation.
5615 (gold_undefined_symbol): Change to take only a Symbol pointer
5616 and to report location as the file name associated with the symbol.
5617 * testsuite/debug_msg.sh: Update for changed error messages.
5618 * testsuite/undef_symbol.sh: Likewise.
5620 2009-02-04 Duncan Sands <baldrick@free.fr>
5623 * reduced_debug_output.h
5624 (Output_reduced_debug_abbrev_section::failed): Use format for
5626 (Output_reduced_debug_info_section::faild): Likewise.
5628 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5630 * script.cc (Lazy_demangler): New class.
5631 (Version_script_info::get_symbol_version_helper): Demangle a
5634 2009-01-29 Cary Coutant <ccoutant@google.com>
5636 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5638 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5640 2009-01-28 Ian Lance Taylor <iant@google.com>
5642 * version.cc (version_string): Bump to 1.9.
5644 * gold.h: Include <cstring> and <stdint.h>.
5645 * version.cc: Include <cstdio>.
5646 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5648 * reduced_debug_output.cc (insert_into_vector): Rename from
5649 Insert_into_vector; change all callers. Use Swap_unaligned to
5650 avoid aliasing issue; remove union since it is unnecessary.
5652 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5654 * Makefile.am (CCFILES): Add gc.cc.
5656 * Makefile.in: Regenerate.
5657 * gold.cc (Gc_runner): New class.
5658 (queue_initial_tasks): Call garbage collection related tasks
5659 when corresponding options are invoked.
5660 (queue_middle_gc_tasks): New function.
5661 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5662 processed early before laying out sections during garbage collection.
5663 * gold.h (queue_middle_gc_tasks): New function.
5664 (is_prefix_of): Move from "layout.cc".
5665 * i386.cc (Target_i386::gc_process_relocs): New function.
5666 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5667 * main.cc (main): Create object of class "Garbage_collection".
5668 * object.cc (Relobj::copy_symbols_data): New function.
5669 (Relobj::is_section_name_included): New function.
5670 (Sized_relobj::do_layout): Allow this function to be called twice
5671 during garbage collection and defer layout of section during the
5673 * object.h (Relobj::get_symbols_data): New function.
5674 (Relobj::is_section_name_included): New function.
5675 (Relobj::copy_symbols_data): New function.
5676 (Relobj::set_symbols_data): New function.
5677 (Relobj::get_relocs_data): New function.
5678 (Relobj::set_relocs_data): New function.
5679 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5680 (Relobj::gc_process_relocs): New function.
5681 (Relobj::do_gc_process_relocs): New pure virtual function.
5682 (Relobj::sd_): New data member.
5683 (Sized_relobj::is_output_section_offset_invalid): New function.
5684 (Sized_relobj::do_gc_process_relocs): New function.
5685 * options.h (General_options::gc_sections): Modify to not be a no-op.
5686 (General_options::print_gc_sections): New option.
5687 * plugin.cc (Plugin_finish::run): Remove function call to
5688 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5689 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5690 * reloc.cc (Read_relocs::run): Add task to process relocs and
5691 determine unreferenced sections when doing garbage collection.
5692 (Gc_process_relocs): New class.
5693 (Sized_relobj::do_gc_process_relocs): New function.
5694 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5695 sections that are garbage collected.
5696 * reloc.h (Gc_process_relocs): New class.
5697 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5698 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5699 symbols whose corresponding sections are garbage collected.
5700 (Symbol_table::Symbol_table): Add new parameter for the garbage
5702 (Symbol_table::gc_mark_undef_symbols): New function.
5703 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5704 (Symbol_table::gc_mark_dyn_syms): New function.
5705 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5707 (Symbol_table::add_from_object): Likewise.
5708 (Symbol_table::add_from_relobj): When building shared objects, do not
5709 treat externally visible symbols as garbage.
5710 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5711 table information for static and relocatable links.
5712 * symtab.h (Symbol_table::set_gc): New function.
5713 (Symbol_table::gc): New function.
5714 (Symbol_table::gc_mark_undef_symbols): New function.
5715 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5716 (Symbol_table::gc_mark_dyn_syms): New function.
5717 (Symbol_table::gc_): New data member.
5718 * target.h (Sized_target::gc_process_relocs): New pure virtual
5720 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5721 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5723 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5725 * options.h (General_options::gc_sections): Define as a no-op for now.
5726 (General_options::no_keep_memory): Ditto.
5727 (General_options::Bshareable): Define.
5728 * options.cc (General_options::finalize): Honor -Bshareable.
5730 2009-01-20 Andreas Schwab <schwab@suse.de>
5732 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5733 read the value in the contents, since we don't use it. Use the
5734 template endianness when writing.
5735 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5737 2009-01-19 Andreas Schwab <schwab@suse.de>
5739 * configure.tgt (powerpc64-*): Fix targ_obj.
5741 2009-01-15 Ian Lance Taylor <iant@google.com>
5743 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5744 local symbols when stripping all symbols.
5746 2009-01-14 Cary Coutant <ccoutant@google.com>
5748 * output.cc (Output_reloc): Add explicit instantiations.
5750 2009-01-14 Cary Coutant <ccoutant@google.com>
5752 * archive.cc (Archive::get_elf_object_for_member): Remove call
5753 to File_read::claim_for_plugin.
5754 * descriptors.cc (Descriptors::open): Remove reference to
5756 (Descriptors::claim_for_plugin): Remove.
5757 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5758 (Descriptors::is_claimed): Remove.
5759 (claim_descriptor_for_plugin): Remove.
5760 * fileread.cc (File_read::claim_for_plugin): Remove.
5761 * fileread.h (File_read::claim_for_plugin): Remove.
5762 (File_read::descriptor): Reopen descriptor if necessary.
5763 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5764 (Plugin_manager::all_symbols_read): Add task parameter. Change
5766 (Plugin_manager::get_input_file): New function.
5767 (Plugin_manager::release_input_file): New function.
5768 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5769 corresponding data member.
5770 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5771 and pass to base constructor. Change all callers.
5772 (get_input_file, release_input_file): New functions.
5773 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5774 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5775 (Plugin_manager::all_symbols_read): Add task parameter.
5776 (Plugin_manager::get_input_file): New function.
5777 (Plugin_manager::release_input_file): New function.
5778 (Plugin_manager::task_): New data member.
5779 (Pluginobj::Pluginobj): Add filesize parameter.
5780 (Pluginobj::filename): New function.
5781 (Pluginobj::descriptor): New function.
5782 (Pluginobj::filesize): New function.
5783 (Pluginobj::filesize_): New data member.
5784 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5785 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5786 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5788 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5789 with archive libraries.
5790 * testsuite/Makefile.in: Regenerate.
5791 * testsuite/plugin_test.c (struct sym_info): New type.
5792 (get_input_file, release_input_file): New static variables.
5793 (onload): Capture new transfer vector entries.
5794 (claim_file_hook): Stop reading at end of file according to filesize.
5795 Factor out parsing of readelf output into separate function.
5796 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5797 APIs and get the source file name from the symbol table. Convert
5798 source file name to corresponding object file name. Print info
5799 message when adding new input files.
5800 (parse_readelf_line): New function.
5801 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5802 * testsuite/plugin_test_2.sh: Likewise.
5803 * testsuite/plugin_test_3.sh: Likewise.
5804 * testsuite/plugin_test_4.sh: New test case.
5806 2009-01-07 Ian Lance Taylor <iant@google.com>
5808 * version.cc (version_string): Bump to 1.8.
5810 2008-12-23 Cary Coutant <ccoutant@google.com>
5812 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5813 * plugin.cc (Plugin_manager::finish): Rename as
5814 layout_deferred_objects. Move cleanup to separate function.
5815 (Plugin_manager::cleanup): New function.
5816 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5818 * plugin.h (Plugin_manager::finish): Rename as
5819 layout_deferred_objects.
5820 (Plugin_manager::cleanup): New function.
5821 (Plugin_manager::cleanup_done): New field.
5823 2008-12-23 Cary Coutant <ccoutant@google.com>
5825 * plugin.cc (is_visible_from_outside): New function.
5826 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5827 so we don't return "IR only" status for exported symbols or -r links.
5829 * testsuite/Makefile.am (plugin_test_3): New test case.
5830 * testsuite/Makefile.in: Regenerate.
5831 * testsuite/plugin_test_3.sh: New file.
5833 2008-12-22 Cary Coutant <ccoutant@google.com>
5835 * object.cc (Sized_relobj::layout_section): New function.
5836 (Sized_relobj::do_layout): Defer layout of input sections until after
5837 plugin has provided replacement files.
5838 (Sized_relobj::do_layout_deferred_sections): New function.
5839 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5840 (Relobj::layout_deferred_sections): New function.
5841 (Relobj::do_layout_deferred_sections): New function.
5842 (Sized_relobj::do_layout_deferred_sections): New function.
5843 (Sized_relobj::layout_section): New function.
5844 (Sized_relobj::Deferred_layout): New structure.
5845 (Sized_relobj::deferred_layout_): New field.
5846 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5847 Change all callers. Layout deferred sections.
5848 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5850 (Plugin_hook::run): Move code from do_plugin_hook inline.
5851 (Plugin_hook::do_plugin_hook): Remove.
5852 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5853 (Plugin_manager::finish): Renamed, was cleanup.
5854 (Plugin_manager::should_defer_layout): New function.
5855 (Plugin_manager::add_deferred_layout_object): New function.
5856 (Plugin_manager::Deferred_layout_list): New type.
5857 (Plugin_manager::deferred_layout_objects_): New field.
5858 (Plugin_hook::do_plugin_hook): Remove.
5860 2008-12-17 Ian Lance Taylor <iant@google.com>
5862 * options.h (class General_options): Add --no case for
5865 2008-12-16 Cary Coutant <ccoutant@google.com>
5867 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5869 (Plugin_manager::claim_file): Create plugin object even if
5870 plugin did not call the add_symbols callback.
5871 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5872 asking for more symbols than were added.
5873 * testsuite/Makefile.am (plugin_test_1): Add test case with
5875 (empty.syms): New target.
5876 * testsuite/Makefile.in: Regenerate.
5877 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5878 message. Don't call add_symbols if no globals.
5879 (all_symbols_read_hook): Don't provide replacement for empty
5882 2008-12-12 Ian Lance Taylor <iant@google.com>
5884 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5885 r_type == 0 for a local symbol with r_sym == 0.
5886 (scan_relocatable_relocs): Pass r_sym to
5887 local_non_section_strategy.
5888 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5891 * configure.ac: Update test for TLS descriptors: they are
5892 supported as of glibc 2.9.
5893 * configure: Rebuild.
5895 2008-12-11 Ian Lance Taylor <iant@google.com>
5898 * target-reloc.h (Default_scan_relocatable_relocs): For each
5899 function, map r_type == 0 to RELOC_DISCARD.
5901 2008-12-10 Cary Coutant <ccoutant@google.com>
5903 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5904 object to override a kept COMDAT group from a plugin object.
5906 2008-12-09 Ian Lance Taylor <iant@google.com>
5909 * yyscript.y (file_cmd): Handle INPUT.
5911 * testsuite/initpri1.c: Change all declarations to be full
5912 prototypes by adding void, to avoid compiler warnings.
5914 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5916 * options.cc (General_options::parse_plugin_opt): New.
5917 (General_options::add_plugin): The argument now is just the filename.
5918 (General_options::add_plugin_option): New.
5919 * options.h (plugin_opt): New.
5920 (add_plugin): Change argument name.
5921 (add_plugin_option): New.
5922 * plugin.cc (Plugin::load): Don't parse the plugin option.
5923 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5924 (Plugin::add_option): New.
5925 (Plugin::args_): Change type.
5926 (Plugin::filename_): New.
5927 (Plugin_manager::add_plugin_option): New.
5928 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5929 * testsuite/Makefile.in: Regenerate.
5931 2008-12-05 Cary Coutant <ccoutant@google.com>
5933 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5934 Handle --strip-lto-sections option.
5935 * options.h (strip_lto_sections): New option.
5937 2008-12-01 Cary Coutant <ccoutant@google.com>
5939 * plugin.cc (ld_plugin_message): Change format parameter to const.
5940 Fix mismatch between new[] and delete.
5942 2008-11-14 Cary Coutant <ccoutant@google.com>
5944 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5947 2008-11-05 Craig Silverstein <csilvers@google.com>
5949 * options.cc (General_options::parse_dynamic_list): New function.
5950 * options.h (General_options): New flags dynamic_list,
5951 dynamic_list_data, dynamic_list_cpp_new, and
5952 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5953 (General_options::in_dynamic_list): New function.
5954 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5955 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5956 (Lex::can_continue_name): Likewise.
5958 (read_script_file): New parameter script_options.
5959 (read_dynamic_list): New function.
5960 (Script_options::define_dynamic_list): New function.
5961 (dynamic_list_keyword_parsecodes): New variable.
5962 (dynamic_list_keywords): New variable.
5963 * script.h (Script_options::define_dynamic_list): New function
5965 (read_dynamic_list): New function prototype.
5966 * symtab.cc (strprefix): New macro.
5967 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5968 dynamic_list_data, dynamic_list_cpp_new, and
5969 dynamic_list_cpp_typeinfo.
5970 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5971 (dynamic_list_expr): New rule.
5972 (dynamic_list_nodes): Likewise.
5973 (dynamic_list_node): Likewise.
5974 * testsuite/Makefile.am (dynamic_list): New test.
5975 * testsuite/Makefile.in: Regenerated.
5976 * testsuite/dynamic_list.t: New file.
5977 * testsuite/dynamic_list.sh: New file.
5979 2008-11-05 Craig Silverstein <csilvers@google.com>
5981 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5982 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5983 (t11_last): Likewise.
5984 * testsuite/ver_test_6.c (main): Likewise.
5986 2008-10-07 Cary Coutant <ccoutant@google.com>
5988 * options.c (General_options::finalize): Add check for -static and
5990 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5993 2008-10-02 Cary Coutant <ccoutant@google.com>
5995 * plugin.cc (make_sized_plugin_object): Fix conditional
5996 compilation to work when not all targets are enabled.
5998 2008-09-29 Cary Coutant <ccoutant@google.com>
6000 * archive.cc (Archive::get_file_and_offset): Use filename instead
6001 of name to get library path.
6002 (Archive::include_member): Unlock external member of a thin archive.
6004 * testsuite/Makefile.am (TEST_AR): New variable.
6005 (thin_archive_test_1): New test.
6006 (thin_archive_test_2): New test.
6007 * testsuite/Makefile.in: Regenerate.
6008 * testsuite/thin_archive_main.cc: New file.
6009 * testsuite/thin_archive_test_1.cc: New file.
6010 * testsuite/thin_archive_test_2.cc: New file.
6011 * testsuite/thin_archive_test_3.cc: New file.
6012 * testsuite/thin_archive_test_4.cc: New file.
6014 2008-09-29 Cary Coutant <ccoutant@google.com>
6016 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6017 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6019 (Sized_relobj::do_finalize_local_symbols): Likewise.
6020 (Sized_relobj::map_to_kept_section): Likewise.
6021 * object.h (Sized_relobj::invalid_address): New constant.
6022 (Sized_relobj::do_output_section_offset): Check for invalid_address
6024 * output.cc (Output_reloc::local_section_offset): Use constant
6025 invalid_address instead of -1U.
6026 (Output_reloc::get_address): Likewise.
6027 (Output_section::output_address): Change -1U to -1ULL.
6028 * output.h (Output_reloc::invalid_address): New constant.
6029 * reloc.cc (Sized_relobj::write_sections): Use constant
6030 invalid_address instead of -1U.
6031 (Sized_relobj::relocate_sections): Likewise.
6032 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6033 values for merge sections.
6034 * target-reloc.h (relocate_for_relocatable): Use constant
6035 invalid_address instead of -1U.
6037 2008-09-19 Cary Coutant <ccoutant@google.com>
6039 Add plugin functionality for link-time optimization (LTO).
6040 * configure.ac (plugins): Add --enable-plugins option.
6041 * configure: Regenerate.
6042 * config.in: Regenerate.
6043 * Makefile.am (LIBDL): New variable.
6044 (CCFILES): Add plugin.cc.
6045 (HFILES): Add plugin.h.
6046 (ldadd_var): Add LIBDL.
6047 * Makefile.in: Regenerate.
6049 * archive.cc: Include "plugin.h".
6050 (Archive::setup): Don't preread archive symbols when using a plugin.
6051 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6052 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6054 (Archive::include_member): Add symbols from plugin objects.
6055 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6056 * descriptors.cc (Descriptors::open): Check for file descriptors
6057 abandoned by plugins.
6058 (Descriptors::claim_for_plugin): New function.
6059 * descriptors.h (Descriptors::claim_for_plugin): New function.
6060 (Open_descriptor::is_claimed): New field.
6061 (claim_descriptor_for_plugin): New function.
6062 * fileread.cc (File_read::claim_for_plugin): New function.
6063 * fileread.h (File_read::claim_for_plugin): New function.
6064 (File_read::descriptor): New function.
6065 * gold.cc: Include "plugin.h".
6066 (queue_initial_tasks): Add task to call plugin hooks for generating
6068 * main.cc: Include "plugin.h".
6069 (main): Load plugin libraries.
6070 * object.h (Pluginobj): Declare.
6071 (Object::pluginobj): New function.
6072 (Object::do_pluginobj): New function.
6073 (Object::set_target): New function.
6074 * options.cc: Include "plugin.h".
6075 (General_options::parse_plugin): New function.
6076 (General_options::General_options): Initialize plugins_ field.
6077 (General_options::add_plugin): New function.
6078 * options.h (Plugin_manager): Declare.
6079 (General_options): Add --plugin option.
6080 (General_options::has_plugins): New function.
6081 (General_options::plugins): New function.
6082 (General_options::add_plugin): New function.
6083 (General_options::plugins_): New field.
6084 * plugin.cc: New file.
6085 * plugin.h: New file.
6086 * readsyms.cc: Include "plugin.h".
6087 (Read_symbols::do_read_symbols): Check for archive before checking
6088 for ELF file. Call plugin hooks to claim files.
6089 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6090 from a real object file; force override when processing replacement
6092 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6093 (Symbol::init_base_object): Likewise.
6094 (Symbol::init_base_output_data): Likewise.
6095 (Symbol::init_base_output_segment): Likewise.
6096 (Symbol::init_base_constant): Likewise.
6097 (Symbol::init_base_undefined): Likewise.
6098 (Symbol::output_section): Assert that object is not a plugin.
6099 (Symbol_table::add_from_pluginobj): New function.
6100 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6102 (Symbol_table::sized_write_globals): Likewise.
6103 (Symbol_table::add_from_pluginobj): Instantiate template.
6104 * symtab.h (Sized_pluginobj): Declare.
6105 (Symbol::in_real_elf): New function.
6106 (Symbol::set_in_real_elf): New function.
6107 (Symbol::in_real_elf_): New field.
6108 (Symbol_table::add_from_pluginobj): New function.
6110 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6111 (LIBDL): New variable.
6113 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6114 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6115 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6116 (MOSTLYCLEANFILES): Likewise.
6117 * testsuite/Makefile.in: Regenerate.
6118 * testsuite/plugin_test.c: New file.
6119 * testsuite/plugin_test_1.sh: New file.
6120 * testsuite/plugin_test_2.sh: New file.
6122 2008-09-16 Ian Lance Taylor <iant@google.com>
6124 * target-reloc.h (relocate_section): Check whether a symbol is
6125 defined by the ABI before reporting an undefined symbol error.
6126 * target.h (Target::is_defined_by_abi): Make parameter const.
6127 (Target::do_is_defined_by_abi): Likewise.
6128 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6129 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6130 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6131 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6132 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6133 * testsuite/Makefile.in: Rebuild.
6135 * fileread.cc (make_view): Add casts to avoid warning.
6137 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6139 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6140 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6142 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6144 * options.h (General_options::output_is_executable): New.
6145 (General_options::output_is_pie): New.
6146 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6147 for shared libraries.
6148 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6150 2008-09-11 Chris Demetriou <cgd@google.com>
6152 * options.h (origin): New -z option.
6153 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6154 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6157 2008-09-05 Cary Coutant <ccoutant@google.com>
6159 * fileread.cc (File_read::make_view): Add check for attempt to map
6162 2008-09-05 Cary Coutant <ccoutant@google.com>
6164 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6165 explicit instantiations.
6167 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6170 * options.cc (General_options::finalize): Allow undefined symbols
6171 in shlibs if linking -shared.
6174 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6175 symbols as not needing a dynsym entry.
6177 2008-08-20 Craig Silverstein <csilvers@google.com>
6179 * fileread.cc (File_read::open): Do not lock the file unless it
6180 was successfully opened.
6182 2008-08-14 Cary Coutant <ccoutant@google.com>
6184 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6185 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6186 * testsuite/tls_test.cc (struct int128): 128-bit struct
6187 for testing TLS relocs with non-zero addend.
6188 (v12): New TLS variable.
6190 (t_last): Add check for v12.
6191 * testsuite/tls_test.h (t12): New function.
6192 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6194 2008-08-13 Ian Lance Taylor <iant@google.com>
6196 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6197 set tls_segment_ or relro_segment_.
6198 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6200 * output.h (Output_section::clear_is_relro): New function.
6201 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6202 sections specially even when output_data_ is empty.
6203 (Output_segment::maximum_alignment): When first section is relro,
6204 only force alignment for PT_LOAD segments.
6205 * script.cc (script_data_segment_align): New function.
6206 (script_data_segment_relro_end): New function.
6207 * script-c.h (script_data_segment_align): Declare.
6208 (script_data_segment_relro_end): Declare.
6209 * script-sections.h (class Script_sections): Declare
6210 data_segment_align and data_segment_relro_end. Add fields
6211 segment_align_index_ and saw_relro_end_.
6212 * script-sections.cc (class Sections_element): Add set_is_relro
6213 virtual function. Add new bool* parameter to place_orphan_here.
6214 Add get_output_section virtual function.
6215 (class Output_section_definition): Add set_is_relro. Add new
6216 bool* parameter to place_orphan_here. Add get_output_section.
6217 Add is_relro_ field.
6218 (Output_section_definition::Output_section_definition): Initialize
6219 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6220 and is_relro_ fields.
6221 (Output_section_definition::place_orphan_here): Add is_relro
6223 (Output_section_definition::set_section_addresses): Set relro for
6225 (Output_section_definition::alternate_constraint): Likewise.
6226 (class Orphan_output_section): Add new bool* parameter to
6227 place_orphan_here. Add get_output_section.
6228 (Orphan_output_section::place_orphan_here): Add is_relro
6230 (Script_sections::Script_sections): Initialize
6231 data_segment_align_index_ and saw_relro_end_.
6232 (Script_sections::data_segment_align): New function.
6233 (Script_sections::data_segment_relro_end): New function.
6234 (Script_sections::place_orphan): Set or clear is_relro.
6235 (Script_sections::set_section_addresses): Force alignment of first
6237 * yyscript.y (exp): Call script_data_segment_align and
6238 script_data_segment_relro_end.
6239 * testsuite/relro_script_test.t: New file.
6240 * testsuite/relro_test.cc (using_script): Declare.
6241 (t1, t2): Test using_script.
6242 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6243 (relro_script_test_SOURCES): Define.
6244 (relro_script_test_DEPENDENCIES): Define.
6245 (relro_script_test_LDFLAGS): Define.
6246 (relro_script_test_LDADD): Define.
6247 (relro_script_test.so): New target.
6248 * testsuite/Makefile.in: Rebuild.
6250 2008-08-06 Cary Coutant <ccoutant@google.com>
6252 * archive.cc (Archive::total_archives, Archive::total_members)
6253 (Archive::total_members_loaded): New variables.
6254 (Archive::setup): Add parameter. Add option to preread
6256 (Archive::read_armap): Add counter.
6257 (Archive::get_file_and_offset): New function.
6258 (Archive::get_elf_object_for_member): New function.
6259 (Archive::read_all_symbols): New function.
6260 (Archive::read_symbols): New function.
6261 (Archive::add_symbols): Add counters.
6262 (Archive::include_all_members): Use armap to find members if it's
6264 (Archive::include_member): Skip reading symbols if already read.
6265 Factored code into Archive::get_file_and_offset and
6266 Archive::get_elf_object_for_member. Changed call to
6267 Mapfile::report_include_archive_member.
6268 (Archive::print_stats): New function.
6269 * archive.h: Declare Object and Read_symbols_data classes.
6270 (Archive::Archive): Add initializers for new members.
6271 (Archive::setup): Add parameter.
6272 (Archive::print_stats): New function.
6273 (Archive::total_archives, Archive::total_members)
6274 (Archive::total_members_loaded): New variables.
6275 (Archive::get_file_and_offset): New function.
6276 (Archive::get_elf_object_for_member): New function.
6277 (Archive::read_all_symbols): New function.
6278 (Archive::read_symbols): New function.
6279 (Archive::Archive_member): New class.
6280 (Archive::members_): New member.
6281 (Archive::num_members_): New member.
6282 * main.cc: Include archive.h.
6283 (main): Call Archive::print_stats.
6284 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6285 archive parameter; member_name is now the fully-decorated name.
6286 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6287 * options.h: (General_options): Add --preread-archive-symbols option.
6288 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6291 2008-08-04 Ian Lance Taylor <iant@google.com>
6293 * symtab.h (Symbol::use_plt_offset): New function.
6294 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6295 * powerpc.cc (Relocate::relocate): Likewise.
6296 * sparc.cc (Relocate::relocate): Likewise.
6297 * x86_64.cc (Relocate::relocate): Likewise.
6298 * testsuite/weak_plt.sh: New test.
6299 * testsuite/weak_plt_main.cc: New test.
6300 * testsuite/weak_plt_shared.cc: New test.
6301 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6302 (check_PROGRAMS): Add weak_plt.
6303 (check_DATA): Add weak_plt_shared.so.
6304 (weak_plt_main_pic.o, weak_plt): New targets.
6305 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6306 * testsuite/Makefile.in: Rebuild.
6308 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6310 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6311 * testsuite/Makefile.in: Rebuild.
6313 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6315 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6316 * Makefile.in: Regenerate.
6317 * po/POTFILES.in: Regenerate.
6319 2008-07-29 Ian Lance Taylor <iant@google.com>
6321 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6322 symbols before other symbols.
6323 * testsuite/script_test_2.cc (test_addr): Declare.
6324 (test_addr_alias): Declare.
6325 (main): Check that test_addr and test_addr_alias have the right
6327 * testsuite/script_test_2.t: Define test_addr_alias and
6330 2008-07-24 Ian Lance Taylor <iant@google.com>
6333 * descriptors.cc: New file.
6334 * descriptors.h: New file.
6335 * gold-threads.h (class Hold_optional_lock): New class.
6336 * fileread.cc: Include "descriptors.h".
6337 (File_read::~File_read): Release descriptor rather than closing
6339 (File_read::open) [file]: Call open_descriptor rather than open.
6340 Set is_descriptor_opened_.
6341 (File_read::open) [memory]: Assert that descriptor is not open.
6342 (File_read::reopen_descriptor): New function.
6343 (File_read::release): Release descriptor.
6344 (File_read::do_read): Make non-const. Reopen descriptor.
6345 (File_read::read): Make non-const.
6346 (File_read::make_view): Reopen descriptor.
6347 (File_read::do_readv): Likewise.
6348 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6349 Update declarations.
6350 * layout.cc: Include "descriptors.h".
6351 (Layout::create_build_id): Use open_descriptor rather than open.
6352 * output.cc: Include "descriptors.h".
6353 (Output_file::open): Use open_descriptor rather than open.
6354 * archive.cc (Archive::const_iterator): Change Archive to be
6356 (Archive::begin, Archive::end): Make non-const.
6357 (Archive::count_members): Likewise.
6358 * archive.h (class Archive): Update declarations.
6359 * object.h (Object::read): Make non-const.
6360 * Makefile.am (CCFILES): Add descriptors.cc.
6361 (HFILES): Add descriptors.h.
6362 * Makefile.in: Rebuild.
6365 * gold.h: Always include <clocale>. Add Solaris workarounds
6366 following code in binutils/sysdep.h.
6369 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6370 this->eh_frame_hdr_ is NULL before using it.
6372 * dynobj.cc (Versions::Versions): Update comment.
6374 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6375 the base version name.
6377 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6378 array size plus one.
6379 (Stringpool_template::set_string_offsets): Subtract one from key
6380 before using it as an array index.
6381 (Stringpool_template::get_offset_with_length): Likewise.
6382 (Stringpool_template::write_to_buffer): Likewise.
6383 * stringpool.h (Stringpool_template::get_offset_from_key):
6386 2008-07-23 Ian Lance Taylor <iant@google.com>
6389 * object.h (Merged_symbol_value::value): Do our best to handle a
6393 * script.cc (Version_script_info::get_versions): Don't add empty
6394 version tag to return value.
6395 (Version_script_info::get_symbol_version_helper): Change return
6396 type to bool. Add pversion parameter. Change all callers.
6397 (script_register_vers_node): Don't require a non-NULL tag.
6398 * script.h (class Version_script_info): Update declarations.
6399 (Version_script_info::get_symbol_version): Change return type to
6400 bool. Add version parameter. Change all callers.
6401 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6402 handling. Handle an empty version from a version script.
6403 (Symbol_table::define_special_symbol): Likewise.
6404 * testsuite/ver_test_10.script: New file.
6405 * testsuite/ver_test_10.sh: New file.
6406 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6407 (check_DATA): Add ver_test_10.syms.
6408 (ver_test_10.syms, ver_test_10.so): New target.
6409 * testsuite/Makefile.in: Rebuild.
6411 2008-07-23 Simon Baldwin <simonb@google.com>
6413 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6414 to zero for undefined symbols from dynamic libraries.
6416 2008-07-23 Ian Lance Taylor <iant@google.com>
6418 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6420 * symtab.h (class Symbol_table): Update declaration.
6421 * testsuite/ver_test_9.cc: New file.
6422 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6423 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6424 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6425 (ver_test_9.so, ver_test_9.o): New targets.
6426 * testsuite/Makefile.in: Rebuild.
6428 2008-07-22 Ian Lance Taylor <iant@google.com>
6430 * options.h (class General_options): Define --check-sections.
6431 * layout.cc (Layout::set_segment_offsets): Handle
6434 * options.h (class General_options): Define -n/--nmagic and
6436 * options.cc (General_options::finalize): For -n/--nmagic or
6437 -N/--omagic, set -static.
6438 * layout.cc (Layout::attach_allocated_section_to_segment): If
6439 -N/--omagic, don't put read-only and read-write sections in
6441 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6442 finding a read-only segment.
6443 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6444 don't set the minimum segment alignment to the common page size,
6445 and don't set the file offset to the address modulo the page size.
6446 * script-sections.cc (Script_sections::create_segments): If
6447 -n/--omagic, don't put read-only and read-write sections in
6450 * cref.cc: New file.
6452 * options.h (class General_options): Add --print-symbol-counts.
6453 * main.cc (main): Issue defined symbol report if requested.
6454 * archive.cc (Archive::interpret_header): Make into a const member
6456 (Archive::add_symbols): Call Input_objects::archive_start and
6458 (Archive::const_iterator): Define new class.
6459 (Archive::begin, Archive::end): New functions.
6460 (Archive::include_all_members): Rewrite to use iterator.
6461 (Archive::count_members): New function.
6462 * archive.h (class Archive): Update declarations.
6463 (Archive::filename): New function.
6464 * object.cc: Include "cref.h".
6465 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6466 (Sized_relobj::do_get_global_symbol_counts): New function.
6467 (Input_objects::add_object): Add object to cross-referencer.
6468 (Input_objects::archive_start): New function.
6469 (Input_objects::archive_stop): New function.
6470 (Input_objects::print_symbol_counts): New function.
6471 * object.h: Declare Cref and Archive.
6472 (Object::get_global_symbol_counts): New function.
6473 (Object::do_get_global_symbol_counts): New pure virtual function.
6474 (class Sized_relobj): Add defined_count_ field. Update
6476 (class Input_objects): Add cref_ field. Update constructor.
6477 Update declarations.
6478 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6480 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6482 (Sized_dynobj::do_get_global_symbol_counts): New function.
6483 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6484 defined_count_. Update declarations. Define Symbols typedef.
6485 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6486 parameter. Change all callers.
6487 (Symbol_table::add_from_dynobj): Add sympointers and defined
6488 parameters. Change all callers.
6489 * symtab.h (class Symbol_table): Update declarations.
6490 * Makefile.am (CCFILES): Add cref.cc.
6491 (HFILES): Add cref.h.
6492 * Makefile.in: Rebuild.
6494 2008-07-22 Simon Baldwin <simonb@google.com>
6496 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6497 to zero when writing undefined symbols.
6499 2008-07-22 Ian Lance Taylor <iant@google.com>
6501 * output.cc (Output_section::add_input_section): Don't try to
6502 merge empty merge sections.
6504 2008-07-21 Craig Silverstein <csilvers@google.com>
6506 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6507 Include symbol version in error message.
6509 2008-07-20 Chris Demetriou <cgd@google.com>
6511 * configure.ac (gold_cv_c_random_seed): New configured variable.
6512 (RANDOM_SEED_CFLAGS): New substituted variable.
6513 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6514 * configure: Rebuild.
6515 * Makefile.in: Likewise.
6516 * testsuite/Makefile.in: Likewise.
6518 2008-07-18 Ian Lance Taylor <iant@google.com>
6520 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6521 where we see NAME/NULL and NAME/VERSION as separate symbols.
6522 * testsuite/ver_test_main.cc (main): Call t4.
6523 (t4, t4_2a): Define.
6524 * testsuite/ver_test_2.cc (t4_2): Define.
6525 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6526 * testsuite/ver_test_4.cc (t4_2a): Define.
6527 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6528 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6530 2008-07-17 Ian Lance Taylor <iant@google.com>
6532 * dynobj.cc (Versions::add_def): If we give an error about a
6533 missing version, go ahead and create the version anyhow.
6535 2008-07-10 Ian Lance Taylor <iant@google.com>
6537 Handle output sections with more than 0x7fffffff bytes.
6538 * object.h (class Relobj): Change map_to_output_ to
6539 output_sections_, and just keep a section pointer. Change all
6540 uses. Move comdat group support to Sized_relobj.
6541 (Relobj::is_section_specially_mapped): Remove.
6542 (Relobj::output_section): Remove poff parameter. Change all
6544 (Relobj::output_section_offset): New function.
6545 (Relobj::set_section_offset): Rewrite.
6546 (Relobj::map_to_output): Remove.
6547 (Relobj::output_sections): New function.
6548 (Relobj::do_output_section_offset): New pure virtual function.
6549 (Relobj::do_set_section_offset): Likewise.
6550 (class Sized_relobj): Add section_offsets_ field. Add comdat
6551 group support from Relobj. Update declarations.
6552 (Sized_relobj::get_output_section_offset): New function.
6553 (Sized_relobj::do_output_section_offset): New function.
6554 (Sized_relobj::do_set_section_offset): New function.
6555 * object.cc (Relobj::output_section_address): Remove.
6556 (Sized_relobj::Sized_relobj): Initialize new fields.
6557 (Sized_relobj::include_section_group): Cast find_kept_object to
6559 (Sized_relobj::include_linkonce_section): Likewise.
6560 (Sized_relobj::do_layout): Use separate arrays for output section
6562 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6564 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6565 output_sections and section_offsets.
6566 (Sized_relobj::write_local_symbols): Likewise.
6567 (map_to_kept_section): Compute output address directly.
6568 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6569 output_sections and section_offsets.
6570 (Sized_relobj::write_sections): Likewise.
6571 (Sized_relobj::relocate_sections): Likewise.
6572 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6573 * output.h (class Output_reloc): Update declarations. Change
6574 u2_.relobj to Sized_relobj*.
6575 (class Output_data_reloc): Change add functions to use
6577 * output.cc (Output_reloc::Output_reloc): Change relobj to
6579 (Output_reloc::local_section_offset): Change return type to
6580 Elf_Addr. Use get_output_section_offset.
6581 (Output_reloc::get_address): Likewise.
6582 (Output_section::is_input_address_mapped): Don't call
6583 is_section_specially_mapped.
6584 (Output_section::output_offset): Likewise.
6585 (Output_section::output_address): Likewise.
6586 (Output_section::starting_output_address): Likewise.
6587 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6588 parameter to Sized_relobj*.
6589 (Copy_relocs::need_copy_reloc): Likewise.
6590 (Copy_relocs::save): Likewise.
6591 * copy-relocs.h (class Copy_relocs): Update declarations.
6592 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6593 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6594 * target-reloc.h (relocate_for_relocatable): Change
6595 offset_in_output_section type to Elf_Addr. Change code that uses
6597 * layout.cc (Layout::layout): Always set *off.
6598 * mapfile.cc (Mapfile::print_input_section): Use
6599 output_section_offset.
6600 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6602 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6603 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6604 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6606 2008-07-03 Ian Lance Taylor <iant@google.com>
6608 * layout.cc (Layout::include_section): Do not discard unrecognized
6609 SHT_STRTAB sections.
6611 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6613 * script.cc (Lex::can_continue_name): Make '?' allowable in
6614 version-script names.
6615 * testsuite/version_script.map: Change glob pattern to use '?'
6617 2008-06-30 Manish Singh <yosh@gimp.org>
6620 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6623 2008-06-30 Ian Lance Taylor <iant@google.com>
6627 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6628 versions]: Don't try to read the value in the contents, since we
6629 don't use it. Use the template endianness when writing.
6631 2008-06-25 Cary Coutant <ccoutant@google.com>
6633 * fileread.cc (File_read::make_view): Assert on zero-length view.
6634 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6635 symbol table when there are no symbols to read.
6637 2008-06-23 Craig Silverstein <csilvers@google.com>
6639 * version.cc (version_string): Bump to 1.7
6641 2008-06-18 Craig Silverstein <csilvers@google.com>
6643 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6644 constant 0xFFFF to type Valtype.
6645 (Powerpc_relocate_functions::rel16_ha): Likewise.
6647 2008-06-17 Ian Lance Taylor <iant@google.com>
6649 * output.h (Output_section::Input_section): Initialize p2align_ to
6650 zero for Output_section_data constructors.
6651 (Output_section::Input_section::addralign): If not an input
6652 section, return the alignment of the Output_section_data.
6653 * testsuite/copy_test.cc: New file.
6654 * testsuite/copy_test_1.cc: New file.
6655 * testsuite/copy_test_2.cc: New file.
6656 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6657 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6658 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6659 (copy_test_1_pic.o, copy_test_1.so): New targets.
6660 (copy_test_2_pic.o, copy_test_2.so): New targets.
6661 * testsuite/Makefile.in: Rebuild.
6663 * script-sections.cc (Script_sections::place_orphan): Initialize
6664 local variable exact.
6666 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6668 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6670 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6671 David S. Miller <davem@davemloft.net>
6673 * powerpc.cc: New file.
6674 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6675 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6676 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6677 * Makefile.in: Rebuild.
6679 2008-06-09 Ian Lance Taylor <iant@google.com>
6681 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6683 (throwing, orig_terminate): New static variables.
6684 (terminate_handler): New static function.
6685 (t2): Set terminate handler.
6687 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6690 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6693 2008-05-30 Cary Coutant <ccoutant@google.com>
6695 * archive.cc (Archive::include_all_members) Correct to step
6696 over symbol table and extended name table in thin archives.
6698 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6701 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6704 2008-05-28 Caleb Howe <cshowe@google.com>
6706 * reduced_debug_output.cc: New file.
6707 * reduced_debug_output.h: New file.
6708 * options.h (class General_options): Add --strip-debug-non-line.
6709 * options.cc (General_options::finalize): Add strip_debug_non_line
6710 to the strip heirarchy.
6711 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6713 * layout.cc: Include "reduced_debug_output.h".
6714 (Layout::Layout): Initialize new fields.
6715 (line_only_debug_sections): New static array.
6716 (is_lines_only_debug_sections): New static inline function.
6717 (Layout::include_section): Handle --strip-debug-non-line.
6718 (Layout::make_output_section): If --strip-debug-non-line, build
6719 new output sections for .debug_abbrev and .debug_info.
6720 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6721 gold. Warn about possible overflow.
6722 (read_signed_LEB_128): Likewise.
6723 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6724 (read_signed_LEB_128): Declare.
6725 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6726 (HFILES): Add reduced_debug_output.h.
6727 * Makefile.in: Rebuild.
6729 2008-05-21 Ian Lance Taylor <iant@google.com>
6731 * mapfile.cc: New file.
6732 * mapfile.h: New file.
6733 * options.h (class General_options): Add -M/--print-map and -Map.
6734 * options.cc (General_options::finalize): Make -M equivalent to
6736 * main.cc: Include <cstdio> and "mapfile.h".
6737 (main): Open mapfile if requested.
6738 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6739 constructor. Change caller.
6740 (queue_initial_tasks): Add mapfile parameter. Change caller.
6741 (queue_middle_tasks): Likewise.
6742 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6744 * archive.cc: Include "mapfile.h".
6745 (Archive::add_symbols): Add mapfile parameter. Change all
6746 callers. Pass mapfile, symbol, and reason to include_member.
6747 (Archive::include_all_members): Add mapfile parameter. Change all
6749 (Archive::include_member): Add mapfile, sym, and why parameters.
6750 Change all callers. Report inclusion to map file.
6751 * archive.h: Include "fileread.h".
6752 (class Archive): Update declarations.
6753 (Archive::file): New const method.
6754 (class Add_archive_symbols): Add mapfile_ field. Update
6755 constructor. Change all callers.
6756 * readsyms.h (class Read_symbols): Likewise.
6757 (class Finish_group): Likewise.
6758 (class Read_script): Likewise.
6759 * common.cc: Include "mapfile.h".
6760 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6762 (Symbol_table::do_allocate_commons): Likewise.
6763 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6764 symbol allocation to mapfile.
6765 * common.h (class Allocate_commons_task): Add mapfile_ field.
6766 Update constructor. Change all callers.
6767 * symtab.h (class Symbol_table): Update declarations.
6768 * layout.cc: Include "mapfile.h".
6769 (Layout_task_runner::run): Print information to mapfile.
6770 (Layout::create_gold_note): Change Output_data_fixed_space to
6771 Output_data_zero_fill.
6772 (Layout::create_build_id): Likewise.
6773 (Layout::print_to_mapfile): New function.
6774 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6775 constructor. Change caller.
6776 (class Layout): Declare print_to_mapfile.
6777 * output.cc (Output_section::Input_section::print_to_mapfile): New
6779 (Output_section::add_input_section): If producing a map, always
6780 add to input_sections_ list.
6781 (Output_section::do_print_to_mapfile): New function.
6782 (Output_segment::print_sections_to_mapfile): New function.
6783 (Output_segment::print_section_list_to_mapfile): New function.
6784 * output.h: Include "mapfile.h".
6785 (Output_data::print_to_mapfile): New function.
6786 (Output_data::do_print_to_mapfile): New virtual function.
6787 (Output_segment_headers::do_print_to_mapfile): New function.
6788 (Output_file_header::do_print_to_mapfile): New function.
6789 (Output_data_const::do_print_to_mapfile): New function.
6790 (class Output_data_const_buffer): Add map_name_ field. Update
6791 constructor. Change all callers. Add do_print_to_mapfile
6793 (class Output_data_fixed_space): Likewise.
6794 (class Output_data_space): Likewise.
6795 (class Output_data_zero_fill): New class.
6796 (Output_data_strtab::do_print_to_mapfile): New function.
6797 (Output_data_reloc_base::do_print_to_mapfile): New function.
6798 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6799 (Output_data_group::do_print_to_mapfile): New function.
6800 (Output_data_got::do_print_to_mapfile): New function.
6801 (Output_data_dynamic::do_print_to_mapfile): New function.
6802 (Output_symtab_xindex::do_print_to_mapfile): New function.
6803 (class Output_section): Declare do_print_to_mapflie. Declare
6804 print_to_mapfile in Input_section.
6805 (class Output_segment): Declare new functions.
6806 * object.h (Sized_relobj::symbol_count): New function.
6807 * script-sections.cc
6808 (Output_section_element_dot_assignment::set_section_addresses):
6809 Change Output_data_fixed_space to Output_data_zero_fill.
6810 (Output_data_expression::do_print_to_mapfile): New function.
6811 * script.cc (read_input_script): Add mapfile parameter. Change
6813 * script.h (read_input_script): Update declaration.
6814 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6815 (Eh_frame::do_print_to_mapfile): New function.
6816 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6817 (Output_merge_string::do_print_to_mapfile): New function.
6818 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6820 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6822 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6824 * Makefile.am (CCFILES): Add mapfile.cc.
6825 (HFILES): Add mapfile.h.
6826 * Makefile.in: Rebuild.
6828 2008-05-19 Ian Lance Taylor <iant@google.com>
6830 * options.h (class General_options): Add -z relro.
6831 * layout.cc (Layout::Layout): Initialize relro_segment_.
6832 (Layout::add_output_section_data): Return the output section.
6833 (Layout::make_output_section): Rcognize relro sections and mark
6835 (Layout::attach_allocated_section_to_segment): Put relro sections
6836 in a PT_GNU_RELRO segment.
6837 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6839 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6841 (Layout::linkonce_mapping): Map d.rel.ro.local to
6843 (Layout::output_section_name): Us .data.rel.ro.local for any
6844 section which begins with that.
6845 * layout.h (class Layout): Update add_output_section_data
6846 declaration. Add relro_segment_ field.
6847 * output.cc (Output_section::Output_section): Initialize is_relro_
6848 and is_relro_local_ fields.
6849 (Output_segment::add_output_section): Group relro sections.
6850 (Output_segment::is_first_section_relro): New function.
6851 (Output_segment::maximum_alignment): If there is a relro section,
6852 align the segment to the common page size.
6853 (Output_segment::set_section_addresses): Track whether we are
6854 looking at relro sections. If the last section is a relro
6855 section, align to the common page size.
6856 (Output_segment::set_section_list_addresses): Add in_relro
6857 parameter. Change all callers. Align to the page size when
6858 moving from relro to non-relro section.
6859 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6861 * output.h (class Output_section): Add is_relro_ and
6862 is_relro_local_ fields.
6863 (Output_section::is_relro): New function.
6864 (Output_section::set_is_relro): New function.
6865 (Output_section::is_relro_local): New function.
6866 (Output_section::set_is_relro_local): New function.
6867 (class Output_segment): Update declarations.
6868 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6869 * sparc.cc (Target_sparc::got_section): Likewise.
6870 * x86_64.cc (Target_x86_64::got_section): Likewise.
6871 * testsuite/relro_test_main.cc: New file.
6872 * testsuite/relro_test.cc: New file.
6873 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6874 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6875 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6876 (relro_test.so, relro_test_pic.o): New targets.
6877 * testsuite/Makefile.in: Rebuild.
6879 2008-05-16 Ian Lance Taylor <iant@google.com>
6881 * output.cc (Output_segment::add_output_section): Remove front
6883 * output.h (class Output_segment): Remove
6884 add_initial_output_section and overloaded add_output_section.
6885 Update declaration of remaining add_output_section.
6886 * layout.cc (Layout::create_interp): Call add_output_section
6887 rather than add_initial_output_section.
6888 (Layout::finish_dynamic_section): Likewise.
6890 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6891 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6892 know the dynamic type.
6893 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6894 field. Initialize it in constructor.
6895 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6896 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6897 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6900 * output.cc (Output_reloc::get_address): Change return type to
6902 * output.h (class Output_reloc): Update get_address declaration.
6903 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6904 for section addresses.
6906 2008-05-09 Ian Lance Taylor <iant@google.com>
6909 * gold.cc (gold_nomem): Use return value of write.
6911 2008-05-08 Ian Lance Taylor <iant@google.com>
6913 * symtab.c (Symbol::init_base_output_data): Add version
6914 parameter. Change all callers.
6915 (Symbol::init_base_output_segment): Likewise.
6916 (Symbol::init_base_constant): Likewise.
6917 (Symbol::init_base_undefined): Likewise.
6918 (Sized_symbol::init_output_data): Likewise.
6919 (Sized_symbol::init_output_segment): Likewise.
6920 (Sized_symbol::init_constant): Likewise.
6921 (Sized_symbol::init_undefined): Likewise.
6922 (Symbol_table::do_define_in_output_data): If the new symbol has a
6923 version, mark it as the default.
6924 (Symbol_table::do_define_in_output_segment): Likewise.
6925 (Symbol_table::do_define_as_constant): Likewise.
6926 * symtab.h (class Symbol): Update declarations.
6927 (class Sized_symbol): Likewise.
6928 * resolve.cc (Symbol::override_version): New function.
6929 (Symbol::override_base): Call override_version.
6930 (Symbol::override_base_with_special): Likewise.
6931 * testsuite/ver_script_8.script: New file.
6932 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6933 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6934 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6935 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6937 2008-05-06 Ian Lance Taylor <iant@google.com>
6940 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6942 (class General_options): Remove existing --undefined, and add
6943 --no-undefined instead. Add new --undefined as synonym for -u.
6944 * archive.cc (Archive::add_symbols): Check whether symbol was
6946 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6947 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6948 all uses. Add IS_UNDEFINED. Update declarations to split
6949 different versions of init_base. Declare init_base_undefined.
6950 (Symbol::is_defined): Handle IS_UNDEFINED.
6951 (Symbol::is_undefined): Likewise.
6952 (Symbol::is_weak_undefined): Call is_undefined.
6953 (Symbol::is_absolute): Handle IS_CONSTANT.
6954 (class Sized_symbol): Update declarations to split different
6955 versions of init. Declare init_undefined.
6956 (class Symbol_table): Declare new functions.
6957 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6959 (Symbol::init_base_output_data): Likewise.
6960 (Symbol::init_base_output_segment): Likewise.
6961 (Symbol::init_base_constant): Likewise.
6962 (Symbol::init_base_undefined): New function.
6963 (Sized_symbol::init_object): Rename from init. Change all
6965 (Sized_symbol::init_output_data): Likewise.
6966 (Sized_symbol::init_output_segment): Likewise.
6967 (Sized_symbol::init_constant): Likewise.
6968 (Sized_symbol::init_undefined): New function.
6969 (Symbol_table::add_undefined_symbols_from_command_line): New
6971 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6973 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6974 (Symbol::output_section): Likewise.
6975 (Symbol::set_output_section): Likewise.
6976 (Symbol_table::sized_finalize_symbol): Likewise.
6977 (Symbol_table::sized_write_globals): Likewise.
6978 * resolve.cc (Symbol_table::should_override): Likewise.
6979 (Symbol::override_base_with_special): Likewise.
6981 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6982 symbol, change it to have default visibility.
6983 * testsuite/protected_1.cc: New file.
6984 * testsuite/protected_2.cc: New file.
6985 * testsuite/protected_3.cc: New file.
6986 * testsuite/protected_main_1.cc: New file.
6987 * testsuite/protected_main_2.cc: New file.
6988 * testsuite/protected_main_3.cc: New file.
6989 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6990 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6991 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6992 (protected_1.so): New target.
6993 (protected_1_pic.o, protected_2_pic.o): New targets.
6994 (protected_3_pic.o): New target.
6995 (check_PROGRAMS): Add protected_2.
6996 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6997 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6998 * testsuite/Makefile.in: Rebuild.
7000 * options.h (DEFINE_var): Add set_user_set_##varname__.
7001 (DEFINE_bool_alias): New macro.
7002 (class General_options): Define -Bstatic using DEFINE_bool_alias
7003 rather than DEFINE_special. Add --undefined as an alias for -z
7005 * options.cc (General_options::parse_Bstatic): Remove.
7007 * options.h (class General_options): Add --fatal-warnings.
7008 * main.cc (main): Implement --fatal-warnings.
7009 * errors.h (Errors::warning_count): New function.
7011 * options.h (class General_options): Add -Bsymbolic-functions.
7012 * symtab.h (Symbol::is_preemptible): Check for
7013 -Bsymbolic-functions.
7015 2008-05-05 Ian Lance Taylor <iant@google.com>
7017 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7018 as noVARNAME rather than no-VARNAME.
7019 (class General_options): Add option -z combreloc.
7020 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7022 (Output_reloc::sort_before) [SHT_REL]: New function.
7023 (Output_reloc::sort_before) [SHT_RELA]: New function.
7024 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7025 Sort_relocs_comparison.
7026 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7027 parameter. Change all callers.
7028 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7029 sort_relocs parameter. Change all callers.
7030 * output.cc (Output_reloc::get_address): New function, broken out
7032 (Output_reloc::write_rel): Call it.
7033 (Output_reloc::compare): New function.
7034 (Output_data_reloc_base::do_write): Optionally sort relocs.
7036 * configure.ac: If targ_extra_obj is set, link it in.
7037 * configure.tgt: Initialize all variables.
7038 (x86_64*): Set targ_extra_obj and targ_extra_size.
7039 * configure: Rebuild.
7041 * object.cc (Sized_relobj::include_section_group): Adjust section
7042 indexes read from group data. Build vector to pass to
7044 * layout.cc (Layout::layout_group): Add flags and shndxes
7045 parameters. Remove contents parameter. Change caller. Update
7046 explicit instantiations.
7047 * layout.h (class Layout): Update layout_group declaration.
7048 * output.cc (Output_data_group::Output_data_group): Add flags and
7049 input_shndxes parameters. Remove contents parameter. Change
7051 (Output_data_group::do_write): Change input_sections_ to
7053 * output.h (class Output_data_group): Update constructor
7054 declaration. Rename input_sections_ to input_shndxes_.
7055 * testsuite/many_sections_test.cc: Add template.
7057 2008-04-30 Cary Coutant <ccoutant@google.com>
7059 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7061 * layout.cc (Layout::include_section): Refactored check for debug
7063 (Layout::add_comdat): Add new parameters. Change type
7064 of signature parameter. Add object and shndx to signatures table.
7065 (Layout::find_kept_object): New function.
7066 * layout.h: Include <cstring>.
7067 (Layout::is_debug_info_section): New function.
7068 (Layout::add_comdat): Add new parameters.
7069 (Layout::find_kept_object): New function.
7070 (Layout::Kept_section): New struct.
7071 (Layout::Signatures): Change type of map range.
7072 * object.cc (Relobj::output_section_address): New function.
7073 (Sized_relobj::include_section_group): Add new parameters. Change
7074 calls to Layout::add_comdat. Change to build table of kept comdat
7075 groups and table mapping discarded sections to kept sections.
7076 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7077 (Sized_relobj::do_layout): Change calls to include_section_group and
7078 include_linkonce_section.
7079 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7080 value to zero when section is discarded.
7081 (Sized_relobj::map_to_kept_section): New function.
7082 * object.h (Relobj::output_section_address): New function.
7083 (Relobj::Comdat_group): New type.
7084 (Relobj::find_comdat_group): New function.
7085 (Relobj::Comdat_group_table): New type.
7086 (Relobj::Kept_comdat_section): New type.
7087 (Relobj::Kept_comdat_section_table): New type.
7088 (Relobj::add_comdat_group): New function.
7089 (Relobj::set_kept_comdat_section): New function.
7090 (Relobj::get_kept_comdat_section): New function.
7091 (Relobj::comdat_groups_): New field.
7092 (Relobj::kept_comdat_sections_): New field.
7093 (Symbol_value::input_value): Update comment.
7094 (Sized_relobj::map_to_kept_section) New function.
7095 (Sized_relobj::include_linkonce_section): Add new parameter.
7096 * target-reloc.h (Comdat_behavior): New type.
7097 (get_comdat_behavior): New function.
7098 (relocate_section): Add code to map a discarded section to the
7099 corresponding kept section when applying a relocation.
7101 2008-04-30 Craig Silverstein <csilvers@google.com>
7103 * dwarf_reader.cc (next_generation_count): New static var.
7104 (Addr2line_cache_entry): New struct.
7105 (addr2line_cache): New static var.
7106 (Dwarf_line_info::one_addr2line): Added caching.
7107 (Dwarf_line_info::clear_addr2line_cache): New function.
7108 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7109 cache-size parameter.
7110 (Dwarf_line_info::one_addr2line_cache): New function.
7111 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7112 new cache-size argument to one_addr2line(), and clear cache.
7114 2008-04-28 Cary Coutant <ccoutant@google.com>
7116 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7117 R_386_PC8 relocations.
7119 2008-04-23 Ian Lance Taylor <iant@google.com>
7121 * object.cc (Sized_relobj::include_section_group): Check for
7122 invalid section group.
7124 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7127 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7128 than read for file header.
7129 * archive.cc (Archive::include_member): Likewise.
7131 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7133 * aclocal.m4: Regenerate.
7134 * configure: Regenerate.
7136 2008-04-19 Ian Lance Taylor <iant@google.com>
7138 * version.cc (version_string): Bump to 1.6.
7140 * testsuite/Makefile.am (many_sections_r_test): New target.
7141 (many_sections_r_test_SOURCES): Remove.
7142 (many_sections_r_test_DEPENDENCIES): Remove.
7143 (many_sections_r_test_LDFLAGS): Remove.
7144 (many_sections_r_test_LDADD): Remove.
7146 * object.cc (Sized_relobj::do_add_symbols): Always pass
7147 local_symbol_count_ to add_from_relobj.
7149 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7150 every thousand variables.
7151 * testsuite/Makefile.in: Rebuild.
7153 * object.cc (Xindex::initialize_symtab_xindex): New function.
7154 (Xindex::read_symtab_xindex): New function.
7155 (Xindex::sym_xindex_to_shndx): New function.
7156 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7158 (Sized_relobj::do_initialize_xindex): New function.
7159 (Sized_relobj::do_read_symbols): Adjust section links.
7160 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7161 parameter. Change all callers.
7162 (Sized_relobj::include_section_group): Adjust section links and
7163 symbol section indexes.
7164 (Sized_relobj::do_layout): Adjust section links.
7165 (Sized_relobj::do_count_local_symbols): Adjust section links and
7166 symbol section indexes.
7167 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7168 ordinary and special symbols.
7169 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7170 dynsym_xindex parameters. Change all callers. Adjust section
7171 links. Use SHN_XINDEX when needed.
7172 (Sized_relobj::get_symbol_location_info): Adjust section links.
7173 Don't get fooled by special symbols.
7174 * object.h (class Xindex): Define.
7175 (class Object): Add xindex_ parameter. Declare virtual functoin
7176 do_initialize_xindex.
7177 (Object::adjust_sym_shndx): New function.
7178 (Object::set_xindex): New protected function.
7179 (class Symbol_value): Add is_ordinary_shndx_ field.
7180 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7181 (Symbol_value::value): Assert ordinary section.
7182 (Symbol_value::initialize_input_to_output_map): Likewise.
7183 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7185 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7187 (class Sized_relobj): Update declarations.
7188 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7189 parameter. Change all callers.
7190 (Sized_relobj::adjust_shndx): New function.
7191 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7193 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7194 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7195 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7196 (Sized_dynobj::read_dynsym_section): Adjust section links.
7197 (Sized_dynobj::read_dynamic): Likewise.
7198 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7200 (Sized_dynobj::do_initialize_xindex): New function.
7201 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7202 do_initialize_xindex.
7203 (Sized_dynobj::adjust_shndx): New function.
7204 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7205 dynsym_xindex_ fields.
7206 (Layout::finalize): Add a call to set_section_indexes before
7207 creating the symtab sections.
7208 (Layout::set_section_indexes): Don't do anything if the section
7209 already has a section index.
7210 (Layout::create_symtab_sections): Add shnum parameter. Change
7211 caller. Create .symtab_shndx section if needed.
7212 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7214 (Layout::allocated_output_section_count): New function.
7215 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7217 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7218 fields. Update declarations.
7219 (Layout::symtab_xindex): New function.
7220 (Layout::dynsym_xindex): New function.
7221 (class Write_symbols_task): Add layout_ field.
7222 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7224 * output.cc (Output_section_headers::Output_section_headers): Add
7225 shstrtab_section parameter. Change all callers.
7226 (Output_section_headers::do_sized_write): Store overflow values
7227 for section count and section string table section index in
7228 section header zero.
7229 (Output_file_header::do_sized_write): Check for overflow of
7230 section count and section string table section index.
7231 (Output_symtab_xindex::do_write): New function.
7232 (Output_symtab_xindex::endian_do_write): New function.
7233 * output.h (class Output_section_headers): Add shstrtab_section_.
7234 Update declarations.
7235 (class Output_symtab_xindex): Define.
7236 (Output_section::has_out_shndx): New function.
7237 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7239 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7241 (Sized_symbol::init): Likewise.
7242 (Symbol::output_section): Check for ordinary symbol.
7243 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7244 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7246 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7247 Change all callers. Simplify handling of symbols from sections
7248 not included in the link.
7249 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7251 (Weak_alias_sorter::operator()): Assert that symbols are
7253 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7255 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7256 parameters. Change all callers.
7257 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7258 symbol distinction. Use SHN_XINDEX when needed.
7259 (Symbol_table::write_section_symbol): Add symtab_xindex
7260 parameter. Change all callers.
7261 (Symbol_table::sized_write_section_symbol): Likewise. Use
7262 SHN_XINDEX when needed.
7263 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7265 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7266 (Symbol::is_defined): Check is_ordinary.
7267 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7268 (Symbol::is_absolute, Symbol::is_common): Likewise.
7269 (class Sized_symbol): Update declarations.
7270 (class Symbol_table): Update declarations.
7271 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7272 parameters. Change all callers.
7273 (Sized_symbol::override): Likewise.
7274 (Symbol_table::override): Likewise.
7275 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7276 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7277 is_ordinary, and orig_st_shndx parameters. Change all callers.
7278 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7279 to be in an ordinary section.
7280 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7281 object and is_ordinary parameters. Change all callers.
7282 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7283 Change all callers. Don't add undefined or non-ordinary symbols
7285 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7287 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7289 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7290 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7291 (Sized_relobj::relocate_sections): Likewise.
7292 * target-reloc.h (scan_relocs): Adjust section symbol index.
7293 (scan_relocatable_relocs): Likewise.
7294 * i386.cc (Scan::local): Check for ordinary symbols.
7295 * sparc.cc (Scan::local): Likewise.
7296 * x86_64.cc (Scan::local): Likewise.
7297 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7298 to symbol_section_and_value.
7299 * testsuite/many_sections_test.cc: New file.
7300 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7301 (check_PROGRAMS): Add many_sections_test.
7302 (many_sections_test_SOURCES): Define.
7303 (many_sections_test_DEPENDENCIES): Define.
7304 (many_sections_test_LDFLAGS): Define.
7305 (BUILT_SOURCES): Add many_sections_define.h.
7306 (many_sections_define.h): New target.
7307 (BUILT_SOURCES): Add many_sections_check.h.
7308 (many_sections_check.h): New target.
7309 (check_PROGRAMS): Add many_sections_r_test.
7310 (many_sections_r_test_SOURCES): Define.
7311 (many_sections_r_test_DEPENDENCIES): Define.
7312 (many_sections_r_test_LDFLAGS): Define.
7313 (many_sections_r_test_LDADD): Define.
7314 (many_sections_r_test.o): New target.
7315 * testsuite/Makefile.in: Rebuild.
7317 2008-04-17 Cary Coutant <ccoutant@google.com>
7319 * errors.cc (Errors::info): New function.
7320 (gold_info): New function.
7321 * errors.h (Errors::info): New function.
7322 * gold.h (gold_info): New function.
7323 * object.cc (Input_objects::add_object): Print trace output.
7324 * options.cc (options::parse_set): New function.
7325 (General_options::parse_wrap): Deleted.
7326 (General_options::General_options): Deleted initializer.
7327 * options.h (options::String_set): New typedef.
7328 (options::parse_set): New function.
7329 (DEFINE_set): New macro.
7330 (General_options::wrap): Changed to use DEFINE_set. Changed
7331 callers of any_wrap_symbols and is_wrap_symbol.
7332 (General_options::trace, General_options::trace_symbol):
7334 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7335 (General_options::wrap_symbols_): Deleted.
7336 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7338 2008-04-17 David S. Miller <davem@davemloft.net>
7340 * options.cc (General_options::parse_V): New function.
7341 * options.h: Add entries for -V and -Qy.
7343 2008-04-17 Ian Lance Taylor <iant@google.com>
7345 * common.cc (Symbol_table::allocate_commons): Remove options
7346 parameter. Change caller.
7347 (Symbol_table::do_allocate_commons): Remove options parameter.
7348 Change caller. Just call do_allocate_commons_list twice.
7349 (Symbol_table::do_allocate_commons_list): New function, broken out
7350 of do_allocate_commons.
7351 * common.h (class Allocate_commons_task): Remove options_ field.
7353 * symtab.cc (Symbol_table::Symbol_table): Initialize
7355 (Symbol_table::add_from_object): Put TLS common symbols on
7357 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7358 which are IN_OUTPUT_DATA.
7359 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7360 allocate_commons and do_allocate_commons declarations. Declare
7361 do_allocate_commons_list.
7362 * gold.cc (queue_middle_tasks): Update creation of
7363 Allocate_commons_task to not pass options.
7364 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7365 (TLS_TEST_C_FLAGS): New variable.
7366 (tls_test_c_pic.o): New target.
7367 (tls_test_shared.so): Link in tls_test_c_pic.o.
7368 (tls_test_c_pic_ie.o): New target.
7369 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7370 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7371 (tls_test_c.o): New target.
7372 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7373 (tls_pic_test_LDADD): Likewise.
7374 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7375 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7376 (tls_test_c_gnu2.o): New target.
7377 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7379 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7380 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7381 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7382 * testsuite/tls_test.cc: Include "config.h".
7383 (t_last): Call t11_last.
7384 * testsuite/tls_test.h (t11, t11_last): Declare.
7385 * testsuite/tls_test_c.c: New file.
7386 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7387 * configure.ac: Check for OpenMP support.
7388 * configure, config.in, Makefile.in: Rebuild.
7389 * testsuite/Makefile.in: Rebuild.
7391 2008-04-16 Cary Coutant <ccoutant@google.com>
7393 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7394 (Target_i386::tls_base_symbol_defined_): New field.
7395 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7396 (Target_i386::Scan::global): Likewise.
7397 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7398 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7399 (Target_x86_64::tls_base_symbol_defined_): New field.
7400 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7401 (Target_x86_64::Scan::global): Likewise.
7403 2008-04-16 Cary Coutant <ccoutant@google.com>
7405 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7406 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7407 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7408 building shared libraries.
7409 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7410 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7411 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7412 * testsuite/Makefile.in: Rebuild.
7413 * testsuite/weak_undef.h: New file.
7414 * testsuite/weak_undef_file1.cc: Add extra test cases.
7415 * testsuite/weak_undef_file2.cc: Likewise.
7416 * testsuite/weak_undef_test.cc: Likewise.
7418 2008-04-16 David S. Miller <davem@davemloft.net>
7420 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7421 Add issued_non_pic_error_ field. Declare check_non_pic.
7422 (Target_sparc::Scan::check_non_pic): New function.
7423 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7424 (Target_sparc::Scan::global): Likewise.
7426 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7427 * configure: Rebuild.
7429 * options.h (DEFINE_enable): New macro.
7430 (new_dtags): New enable option.
7431 (initfirst, interpose, loadfltr, nodefaultlib,
7432 nodelete, nodlopen, nodump): New -z options.
7433 * layout.cc (Layout:finish_dynamic_section): If new
7434 dtags enabled, emit DT_RUNPATH. Also, emit a
7435 DT_FLAGS_1 containing any specified -z flags.
7437 2008-04-16 Ian Lance Taylor <iant@google.com>
7439 * copy-relocs.cc: New file.
7440 * copy-relocs.h: New file.
7441 * reloc.cc: Remove Copy_relocs code.
7442 * reloc.h: Likewise.
7443 * reloc-types.h (struct Reloc_types) [both versions]: Add
7444 get_reloc_addend_noerror.
7445 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7446 variants of add_global which take an addend which must be zero.
7447 * i386.cc: Include "copy-relocs.h".
7448 (class Target_i386): Change type of copy_relocs_ to variable,
7450 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7452 (Target_i386::do_finalize_sections): Change handling of
7454 * sparc.cc: Include "copy-relocs.h".
7455 (class Target_sparc): Change type of copy_relocs_ to variable,
7457 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7459 (Target_sparc::do_finalize_sections): Change handling of
7461 * x86_64.cc: Include "copy-relocs.h".
7462 (class Target_x86_64): Change type of copy_relocs_ to variable,
7464 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7465 class. Change all callers.
7466 (Target_x86_64::do_finalize_sections): Change handling of
7468 * Makefile.am (CCFILES): Add copy-relocs.cc.
7469 (HFILES): Add copy-relocs.h.
7471 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7473 * testsuite/script_test_4.sh: Permit leading zeroes.
7475 2008-04-15 Ian Lance Taylor <iant@google.com>
7477 * script-sections.cc (Script_sections::create_segments): Use
7478 header_size_adjustment even when there is enough room for the
7480 * testsuite/script_test_4.sh: New file.
7481 * testsuite/script_test_4.t: New file.
7482 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7483 (check_DATA): Add script_test_4.stdout.
7484 (MOSTLYCLEANFILES): Likewise.
7485 (script_test_4): New target.
7486 (script_test_4.stdout): New target.
7487 * testsuite/Makefile.in: Rebuild.
7489 * sparc.cc: Add definitions for Output_data_plt_sparc class
7492 2008-04-14 David S. Miller <davem@davemloft.net>
7494 * sparc.cc: New file.
7495 * Makefile.am (TARGETSOURCES): Add sparc.cc
7496 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7497 * configure.tgt: Document targ_extra_size and
7498 targ_extra_big_endian. Add entries for sparc-* and
7500 * configure.ac: Handle targ_extra_size and
7501 targ_extra_big_endian.
7502 * Makefile.in: Rebuild.
7503 * configure: Likewise.
7504 * po/POTFILES.in: Likewise.
7505 * po/gold.pot: Likewise.
7507 2008-04-14 Ian Lance Taylor <iant@google.com>
7509 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7510 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7511 in the name/type/flags to section mapping. Don't call
7512 allocate_output_section.
7513 (Layout::choose_output_section): Change parameter from adjust_name
7514 to is_input_section. Don't permit input sections after sections
7515 are attached to segments. Don't call allocate_output_section.
7516 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7517 not write_enable_output_section.
7518 (Layout::make_output_section): Don't push to
7519 unattached_section_list_ nor call attach_to_segment. Call
7520 attach_section_to_segment if sections are attached.
7521 (Layout::attach_sections_to_segments): New function.
7522 (Layout::attach_section_to_segment): New function.
7523 (Layout::attach_allocated_section_to_segment): Rename from
7524 attach_to_segment. Remove flags parameter.
7525 (Layout::allocate_output_section): Remove function.
7526 (Layout::write_enable_output_section): Remove function.
7527 * layout.h (class Layout): Update for above changes. Add new
7528 field sections_are_attached_.
7529 * output.h (Output_section::update_flags_for_input_section): New
7531 * output.cc (Output_section::add_input_section): Call
7532 update_flags_for_input_section.
7533 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7535 2008-04-11 Cary Coutant <ccoutant@google.com>
7537 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7538 thought unnecessary.
7539 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7541 2008-04-11 Ian Lance Taylor <iant@google.com>
7543 * output.h (class Output_section_data): Remove inline definition
7545 * output.cc (Output_section_data::set_addralign): New function.
7547 2008-04-11 Cary Coutant <ccoutant@google.com>
7549 Add support for TLS descriptors for i386 and x86_64.
7550 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7551 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7552 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7554 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7555 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7556 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7558 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7559 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7560 Fix problem with initial-exec relocations.
7561 (Target_i386::Relocate::relocate_tls): Likewise.
7562 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7564 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7565 support for section-plus-offset dynamic table entries.
7566 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7567 (Output_data_dynamic::Dynamic_entry): Add support for
7568 section-plus-offset dynamic table entries.
7569 (Output_data_dynamic::Classification): Likewise.
7570 (Output_data_dynamic::classification_): Renamed offset_.
7571 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7572 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7573 (Target_x86_64::make_plt_section): New function.
7574 (Target_x86_64::reserve_tlsdesc_entries): New function.
7575 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7576 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7577 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7578 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7579 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7580 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7581 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7582 add extra PLT entry for TLS descriptors.
7583 (Output_data_plt_x86_64::got_): New field.
7584 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7585 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7587 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7589 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7590 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7591 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7592 R_386_TLS_DESC_CALL relocations.
7593 (Target_x86_64::Scan::global): Likewise.
7594 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7595 for TLS descriptors.
7596 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7597 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7598 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7599 GD-to-IE relaxation.
7600 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7601 and TLS_DESCRIPTORS.
7602 * Makefile.in: Rebuild.
7603 * configure: Rebuild.
7604 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7605 (tls_test_shared2.so): New target.
7606 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7607 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7608 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7609 (tls_shared_gd_to_ie_test_LDADD): New variable.
7610 (tls_shared_gnu2_gd_to_ie_test): New target.
7611 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7613 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7614 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7615 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7616 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7617 (tls_shared_gnu2_test): New target.
7618 (tls_test_gnu2_shared.so): New target.
7619 (tls_shared_gnu2_test_SOURCES): New variable.
7620 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7621 (tls_shared_gnu2_test_LDFLAGS): New variable.
7622 (tls_shared_gnu2_test_LDADD): New variable.
7623 * testsuite/Makefile.in: Rebuild.
7624 * testsuite/Makefile.
7626 2008-04-11 Ian Lance Taylor <iant@google.com>
7628 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7630 * testsuite/Makefile.in: Rebuild.
7632 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7634 * testsuite/script_test_2.cc (main): Adjust test.
7636 2008-04-11 David S. Miller <davem@davemloft.net>
7637 Ian Lance Taylor <iant@google.com>
7639 * options.h (General_options): Add entries for '-Y' and
7641 * options.cc (General_options:finalize): If -Y was used, add those
7642 entries to the library path instead of the default "/lib" and
7645 2008-04-11 David S. Miller <davem@davemloft.net>
7647 * testsuite/justsyms.t: Start at 0x100.
7648 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7649 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7651 * testsuite/script_test_2.cc: Adjust string and section length
7654 2008-04-09 Ian Lance Taylor <iant@google.com>
7657 * script-sections.cc (Sections_element::allocate_to_segment): Add
7659 (Output_section_definition::allocate_to_segment): Likewise.
7660 (Orphan_output_section::allocate_to_segment): Likewise.
7661 (Script_sections::attach_sections_using_phdrs_clause): Don't
7662 propagate non-PT_LOAD segments to orphan sections.
7663 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7664 readelf rather than objdump.
7665 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7666 .interp section and PT_INTERP segment are the same size.
7667 * testsuite/Makefile.in: Rebuild.
7669 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7670 aliases for symbols defined in the same object.
7671 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7672 (weak_alias_test_SOURCES): New variable.
7673 (weak_alias_test_DEPENDENCIES): New variable.
7674 (weak_alias_test_LDFLAGS): New variable.
7675 (weak_alias_test_LDADD): New variable.
7676 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7677 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7678 (weak_alias_test_3.o): New target.
7679 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7680 * testsuite/weak_alias_test_main.cc: New file.
7681 * testsuite/weak_alias_test_1.cc: New file.
7682 * testsuite/weak_alias_test_2.cc: New file.
7683 * testsuite/weak_alias_test_3.cc: New file.
7685 2008-04-08 Ian Lance Taylor <iant@google.com>
7687 * options.h (class General_options): Add --noinhibit-exec option.
7688 * main.cc (main): Check --noinhibit-exec.
7690 * options.h (class General_options): Define --wrap as a special
7691 option. Add wrap_symbols_ field.
7692 (General_options::any_wrap_symbols): New function.
7693 (General_options::is_wrap_symbol): New function.
7694 * options.cc (General_options::parse_wrap): New function.
7695 (General_options::General_options): Initialize wrap_symbols_.
7696 * symtab.cc (Symbol_table::wrap_symbol): New function.
7697 (Symbol_table::add_from_object): Handle --wrap.
7698 * symtab.h (class Symbol_table): Declare wrap_symbol.
7699 * target.h (Target::wrap_char): New function.
7700 (Target::Target_info): Add wrap_char field.
7701 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7702 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7703 * testsuite/testfile.cc (Target_test::test_target_info):
7706 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7709 * layout.h (class Layout): Add added_eh_frame_data_ field.
7710 * layout.cc (Layout::Layout): Initialize new field.
7711 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7712 output section until we find a section we merged successfully.
7713 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7714 that the size be non-zero.
7716 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7719 2008-04-08 Craig Silverstein <csilvers@google.com>
7721 * configure.ac: Export new conditional variable HAVE_ZLIB.
7722 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7724 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7725 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7727 2008-04-07 Ian Lance Taylor <iant@google.com>
7729 * version.cc (version_string): Set to "1.5".
7731 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7732 Add issued_non_pic_error_ field. Declare check_non_pic.
7733 (Target_x86_64::Scan::check_non_pic): New function.
7734 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7735 (Target_x86_64::Scan::global): Likewise.
7737 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7738 addend parameter. Change caller. Handle merge sections.
7739 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7740 Address to Addend. Don't add in the result of
7741 local_section_offset, pass down the addend and use the returned
7743 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7744 Update declarations of local_section_offset and symbol_value.
7745 * testsuite/two_file_test_1.cc (t18): New function.
7746 * testsuite/two_file_test_2.cc (f18): New function.
7747 * testsuite/two_file_test_main.cc (main): Call t18.
7748 * testsuite/two_file_test.h (t18, f18): Declare.
7750 * configure.ac: Don't test for objdump, c++filt, or readelf.
7751 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7753 (TEST_READELF): New variable.
7754 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7755 (check_PROGRAMS): Add two_file_strip_test.
7756 (two_file_strip_test): New target.
7757 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7758 (two_file_same_shared_strip_test_SOURCES): New variable.
7759 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7760 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7761 (two_file_same_shared_strip_test_LDADD): New variable.
7762 (two_file_shared_strip.so): New target.
7763 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7764 (ver_test_5.syms, ver_test_7.syms): Likewise.
7765 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7766 (strip_test_3.stdout): Use TEST_OBJDUMP.
7767 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7769 2008-04-04 Cary Coutant <ccoutant@google.com>
7771 * symtab.h (Symbol::is_weak_undefined): New function.
7772 (Symbol::is_strong_undefined): New function.
7773 (Symbol::is_absolute): New function.
7774 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7775 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7777 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7778 (weak_undef_test): New target.
7779 * testsuite/Makefile.in: Rebuild.
7780 * testsuite/weak_undef_file1.cc: New file.
7781 * testsuite/weak_undef_file2.cc: New file.
7782 * testsuite/weak_undef_test.cc: New file.
7784 2008-04-03 Craig Silverstein <csilvers@google.com>
7786 * compressed_output.h (class Output_compressed_section): Use
7788 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7790 (zlib_compressed_suffix): Removed.
7791 (Output_compressed_section::set_final_data_size): Use unsigned
7793 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7794 Fix linker invocation.
7795 (flagstest_o_specialfile_and_compress_debug_sections):
7797 * testsuite/Makefile.in: Regenerated.
7799 2008-04-02 David S. Miller <davem@davemloft.net>
7801 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7802 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7804 2008-04-02 Craig Silverstein <csilvers@google.com>
7808 2008-04-02 Ian Lance Taylor <iant@google.com>
7810 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7811 parameters. Update for new key type to views_. Change all
7813 (File_read::read): Adjust for byteshift in returned view.
7814 (File_read::add_view): New function, broken out of
7816 (File_read::make_view): New function, broken out of
7818 (File_read::find_or_make_view): Add offset and aligned
7819 parameters. Rewrite accordingly. Change all callers.
7820 (File_read::get_view): Add offset and aligned parameters. Adjust
7821 for byteshift in return value.
7822 (File_read::get_lasting_view): Likewise.
7823 * fileread.h (class File_read): Update declarations.
7824 (class File_read::View): Add byteshift_ field. Add byteshift to
7825 constructor. Add byteshift method.
7826 * archive.h (Archive::clear_uncached_views): New function.
7827 (Archive::get_view): Add aligned parameter. Change all callers.
7828 * object.h (Object::get_view): Add aligned parameter. Change all
7830 (Object::get_lasting_view): Likewise.
7832 * fileread.cc (File_read::release): Don't call clear_views if
7833 there are multiple objects.
7834 * fileread.h (File_read::clear_uncached_views): New function.
7835 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7838 2008-03-31 Cary Coutant <ccoutant@google.com>
7840 Add thin archive support.
7841 * archive.cc (Archive::armagt): New const.
7842 (Archive::setup): Remove task parameter and calls to unlock.
7843 (Archive::unlock_nested_archives): New function.
7844 (Archive::read_header): Add nested_off parameter. Change
7846 (Archive::interpret_header): Likewise.
7847 (Archive::include_all_members): Change to handle thin
7849 (Archive::include_member): Likewise.
7850 * archive.h (Archive::Archive): Add new parameters and
7852 (Archive::armagt): New const.
7853 (Archive::setup): Remove task parameter.
7854 (Archive::unlock_nested_archives): New function.
7855 (Archive::read_header): Add nested_off parameter.
7856 (Archive::interpret_header): Likewise.
7857 (Archive::Nested_archive_table): New typedef.
7858 (Archive::is_thin_archive_): New field.
7859 (Archive::nested_archives_): New field.
7860 (Archive::options_): New field.
7861 (Archive::dirpath_): New field.
7862 (Archive::task_): New field.
7863 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7864 for thin archives. Pass additional parameters to
7865 Archive::Archive. Unlock the archive file after calling
7868 2008-03-29 Ian Lance Taylor <iant@google.com>
7870 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7871 version symbol to be local.
7872 * testsuite/ver_test_4.sh: New file.
7873 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7874 (check_DATA): Add ver_test_4.syms.
7875 (ver_test_4.syms): New target.
7876 * testsuite/Makefile.in: Rebuild.
7879 (Output_section::Input_section_sort_entry::has_priority): New
7881 (Output_section::Input_section_sort_entry::match_file_name): New
7883 (Output_section::Input_section_sort_entry::match_section_name):
7885 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7887 (Output_section::Input_section_sort_entry::match_section_file):
7889 (Output_section::Input_section_sort_compare::operator()): Rewrite
7890 using new Input_section_sort_entry functions. Sort crtbegin and
7891 crtend first. Sort sections with no priority before sections with
7893 * testsuite/initpri1.c (d3): Check j != 4.
7894 (cd5): New constructor/destructor function.
7895 (main): Check j != 2.
7897 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7898 new symbol when resolving, don't call set_is_default.
7899 * testsuite/ver_test_7.cc: New file.
7900 * testsuite/ver_test_7.sh: New file.
7901 * testsuite/Makefile.am (ver_test_7.so): New target.
7902 (ver_test_7.o): New target.
7903 (check_SCRIPTS): Add ver_test_7.sh.
7904 (check_DATA): Add ver_test_7.syms.
7905 (ver_test_7.syms): New target.
7907 2008-03-28 Ian Lance Taylor <iant@google.com>
7909 * layout.cc (Layout::layout): If we see an input section with a
7910 name that needs sorting, set the must_sort flag for the output
7912 (Layout::make_output_section): If the name of the output section
7913 indicates that it might require sorting, set the may_sort flag.
7914 * output.h (Output_section::may_sort_attached_input_sections): New
7916 (Output_section::set_may_sort_attached_input_sections): New
7918 (Output_section::must_sort_attached_input_sections): New
7920 (Output_section::set_must_sort_attached_input_sections): New
7922 (class Output_section): Declare Input_section_sort_entry. Define
7923 Input_section_sort_compare. Declare
7924 sort_attached_input_sections. Add new fields:
7925 may_sort_attached_input_sections_,
7926 must_sort_attached_input_sections_,
7927 attached_input_sections_are_sorted_.
7928 * output.cc (Output_section::Output_section): Initialize new
7930 (Output_section::add_input_section): Add an entry to
7931 input_sections_ if may_sort or must_sort are true.
7932 (Output_section::set_final_data_size): Call
7933 sort_attached_input_sections if necessary.
7934 (Output_section::Input_section_sort_entry): Define new class.
7935 (Output_section::Input_section_sort_compare::operator()): New
7937 (Output_section::sort_attached_input_sections): New function.
7938 * configure.ac: Check whether the compiler supports constructor
7939 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7940 * testsuite/initpri1.c: New file.
7941 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7942 CONSTRUCTOR_PRIORITY.
7943 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7944 (initpri1_LDFLAGS): New variable.
7945 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7947 2008-03-27 Ian Lance Taylor <iant@google.com>
7949 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7950 * testsuite/common_test_1.c: New file.
7951 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7952 (common_test_1_SOURCES): New variable.
7953 (common_test_1_DEPENDENCIES): New variable.
7954 (common_test_1_LDFLAGS): New variable.
7956 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7957 and commons_ correctly when NAME/VERSION does not override
7959 * testsuite/ver_test_6.c: New file.
7960 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7961 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7962 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7964 2008-03-26 Ian Lance Taylor <iant@google.com>
7966 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7967 of an undefined symbol from a version script.
7968 * testsuite/Makefile.am (ver_test_5.so): New target.
7969 (ver_test_5.o): New target.
7970 (check_SCRIPTS): Add ver_test_5.sh.
7971 (check_DATA): Add ver_test_5.syms.
7972 (ver_test_5.syms): New target.
7973 * testsuite/ver_test_5.cc: New file.
7974 * testsuite/ver_test_5.script: New file.
7975 * testsuite/ver_test_5.sh: New file.
7976 * Makefile.in, testsuite/Makefile.in: Rebuild.
7979 Fix problems building gold with gcc 4.3.0.
7980 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7981 (gold_error_at_location, gold_warning_at_location): Use it.
7982 * configure.ac: Check whether we can compile and use a template
7983 function with a printf attribute.
7984 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7985 when jumping over bytes.
7986 * object.cc: Instantiate Object::read_section_data.
7987 * debug.h: Include <cstring>
7988 * dwarf_reader.cc: Include <algorithm>
7989 * main.cc: Include <cstring>.
7990 * options.cc: Include <cstring>.
7991 * output.cc: Include <cstring>.
7992 * script.cc: Include <cstring>.
7993 * script.h: Include <string>.
7994 * symtab.cc: Include <cstring> and <algorithm>.
7995 * target-select.cc: Include <cstring>.
7996 * version.cc: Include <string>.
7997 * testsuite/testmain.cc: Include <cstdlib>.
7998 * configure, config.in: Rebuild.
8000 2008-03-25 Ian Lance Taylor <iant@google.com>
8002 * options.cc: Include "../bfd/bfdver.h".
8003 (options::help): Print bug reporting address.
8005 * version.cc (print_version): Adjust output for current value of
8010 * options.cc (options::help): Print list of supported targets.
8011 * target-select.h: Include <vector>.
8012 (class Target_selector): Make machine_, size_, and is_big_endian_
8013 fields const. Add bfd_name_ and instantiated_target_ fields.
8014 (Target_selector::Target_selector): Add bfd_name parameter.
8015 (Target_selector::recognize): Make non-virtual, call
8017 (Target_selector::recognize_by_name): Make non-virtual, call
8018 do_recognize_by_name.
8019 (Target_selector::supported_names): New function.
8020 (Target_selector::bfd_name): New function.
8021 (Target_selector::do_instantiate_target): New pure virtual
8023 (Target_selector::do_recognize): New virtual function.
8024 (Target_selector::do_recognize_by_name): New virtual function.
8025 (Target_selector::instantiate_target): New private function.
8026 (supported_target_names): Declare.
8027 * target-select.cc (Target_selector::Target_selector): Update for
8028 new parameter and fields.
8029 (select_target_by_name): Check that the name matches before
8030 calling recognize_by_name.
8031 (supported_target_names): New function.
8032 * i386.cc (class Target_selector_i386): Update Target_selector
8033 constructor call. Remove recognize and recognize_by_name. Add
8034 do_instantiate_target.
8035 * x86_64.cc (class Target_selector_x86_64): Likewise.
8036 * testsuite/testfile.cc (class Target_selector_test): Update for
8037 changes to Target_selector.
8039 * README: Rewrite, with some notes on unsupported features.
8041 2008-03-24 Cary Coutant <ccoutant@google.com>
8043 * i386.cc (Target_i386::Got_type): New enum declaration.
8044 (Target_i386::Scan::local): Updated callers of Output_data_got
8046 (Target_i386::Scan::global): Likewise.
8047 (Target_i386::Relocate::relocate): Likewise.
8048 (Target_i386::Relocate::relocate_tls): Likewise.
8049 * object.h (Got_offset_list): New class.
8050 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8051 (Sized_relobj::local_got_offset): Likewise.
8052 (Sized_relobj::set_local_got_offset): Likewise.
8053 (Sized_relobj::local_has_tls_got_offset): Removed.
8054 (Sized_relobj::local_tls_got_offset): Removed.
8055 (Sized_relobj::set_local_tls_got_offset): Removed.
8056 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8057 * output.cc (Output_data_got::add_global): Added got_type parameter.
8058 (Output_data_got::add_global_with_rel): Likewise.
8059 (Output_data_got::add_global_with_rela): Likewise.
8060 (Output_data_got::add_global_pair_with_rel): New function.
8061 (Output_data_got::add_global_pair_with_rela): New function.
8062 (Output_data_got::add_local): Added got_type parameter.
8063 (Output_data_got::add_local_with_rel): Likewise.
8064 (Output_data_got::add_local_with_rela): Likewise.
8065 (Output_data_got::add_local_pair_with_rel): New function.
8066 (Output_data_got::add_local_pair_with_rela): New function.
8067 (Output_data_got::add_global_tls): Removed.
8068 (Output_data_got::add_global_tls_with_rel): Removed.
8069 (Output_data_got::add_global_tls_with_rela): Removed.
8070 (Output_data_got::add_local_tls): Removed.
8071 (Output_data_got::add_local_tls_with_rel): Removed.
8072 (Output_data_got::add_local_tls_with_rela): Removed.
8073 * output.h (Output_data_got::add_global): Added got_type parameter.
8074 (Output_data_got::add_global_with_rel): Likewise.
8075 (Output_data_got::add_global_with_rela): Likewise.
8076 (Output_data_got::add_global_pair_with_rel): New function.
8077 (Output_data_got::add_global_pair_with_rela): New function.
8078 (Output_data_got::add_local): Added got_type parameter.
8079 (Output_data_got::add_local_with_rel): Likewise.
8080 (Output_data_got::add_local_with_rela): Likewise.
8081 (Output_data_got::add_local_pair_with_rel): New function.
8082 (Output_data_got::add_local_pair_with_rela): New function.
8083 (Output_data_got::add_global_tls): Removed.
8084 (Output_data_got::add_global_tls_with_rel): Removed.
8085 (Output_data_got::add_global_tls_with_rela): Removed.
8086 (Output_data_got::add_local_tls): Removed.
8087 (Output_data_got::add_local_tls_with_rel): Removed.
8088 (Output_data_got::add_local_tls_with_rela): Removed.
8089 * resolve.cc (Symbol::override_base_with_special): Removed
8090 reference to has_got_offset_ field.
8091 * symtab.cc (Symbol::init_fields): Replaced initialization
8092 of got_offset_ with got_offsets_. Removed initialization
8094 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8095 (Symbol::got_offset): Likewise.
8096 (Symbol::set_got_offset): Likewise.
8097 (Symbol::has_tls_got_offset): Removed.
8098 (Symbol::tls_got_offset): Removed.
8099 (Symbol::set_tls_got_offset): Removed.
8100 (Symbol::got_offset_): Removed.
8101 (Symbol::tls_mod_got_offset_): Removed.
8102 (Symbol::tls_pair_got_offset_): Removed.
8103 (Symbol::got_offsets_): New field.
8104 (Symbol::has_got_offset): Removed.
8105 (Symbol::has_tls_mod_got_offset): Removed.
8106 (Symbol::has_tls_pair_got_offset): Removed.
8107 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8108 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8110 (Target_x86_64::Scan::global): Likewise.
8111 (Target_x86_64::Relocate::relocate): Likewise.
8112 (Target_x86_64::Relocate::relocate_tls): Likewise.
8114 2008-03-25 Ben Elliston <bje@au.ibm.com>
8116 * yyscript.y: Fix spelling error in comment.
8118 2008-03-24 Ian Lance Taylor <iant@google.com>
8120 * options.h (class General_options): Define build_id option.
8121 * layout.h (class Layout): Declare write_build_id, create_note,
8122 create_build_id. Add build_id_note_ member.
8123 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8124 "libiberty.h", "md5.h", "sha1.h".
8125 (Layout::Layout): Initialize eh_frame_data_,
8126 eh_frame_hdr_section_, and build_id_note_.
8127 (Layout::finalize): Call create_build_id.
8128 (Layout::create_note): New function, broken out of
8129 Layout::create_gold_note.
8130 (Layout::create_gold_note): Call create_note.
8131 (Layout::create_build_id): New function.
8132 (Layout::write_build_id): New function.
8133 (Close_task_runner::run): Call write_build_id.
8135 * x86_64.cc: Correct license to GPLv3.
8137 2008-03-23 Ian Lance Taylor <iant@google.com>
8139 * options.cc: Include "demangle.h".
8140 (parse_optional_string): New function.
8141 (parse_long_option): Handle takes_optional_argument.
8142 (parse_short_option): Update dash_z initializer. Handle
8143 takes_optional_argument.
8144 (General_options::General_options): Initialize do_demangle_.
8145 (General_options::finalize): Set do_demangle_. Handle demangling
8147 * options.h (parse_optional_string): Declare.
8148 (struct One_option): Add optional_arg field. Update constructor.
8149 Update call constructor calls. Add takes_optional_argument
8151 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8152 (DEFINE_optional_string): Define.
8153 (General_options::demangle): Change from DEFINE_bool to
8154 DEFINE_optional_string.
8155 (General_options::no_demangle): New function.
8156 (General_options::do_demangle): New function.
8157 (General_options::set_do_demangle): New function.
8158 (General_options::execstack_status_): Move definition to end of
8160 (General_options::static_): Likewise.
8161 (General_options::do_demangle_): New field.
8162 * object.cc (big_endian>::get_symbol_location_info): Call
8163 Options::do_demangle, not Options::demangle.
8164 * symtab.cc (demangle): Likewise.
8166 2008-03-22 Ian Lance Taylor <iant@google.com>
8168 * gold.h: Include <cstddef> and <sys/types.h>
8169 * options.h: Include <cstring>.
8171 2008-03-21 Ian Lance Taylor <iant@google.com>
8173 * Added source code to GNU binutils.