1 2010-06-19 Cary Coutant <ccoutant@google.com>
3 * layout.cc (gdb_sections): Add .debug_types.
4 (lines_only_debug_sections): Likewise.
6 2010-06-18 Rafael Espindola <espindola@google.com>
8 * plugin.cc (add_input_file,add_input_library)
9 (Plugin_manager::add_input_file): Make filename arguments const.
10 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
13 2010-06-16 Doug Kwan <dougkwan@google.com>
15 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
16 .ARM.attributes section if we have not merged any input
19 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
21 * arm.cc: Allow combining objects with no EABI version
24 2010-06-15 Rafael Espindola <espindola@google.com>
26 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
28 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
30 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
31 (struct iovec): Correct !HAVE_READV definition.
33 2010-06-10 Cary Coutant <ccoutant@google.com>
35 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
36 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
38 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
41 * symtab.h (Symbol::is_placeholder): New member function.
42 * target-reloc.h (relocate_section): Check for placeholder symbols.
44 * testsuite/Makefile.am (plugin_test_8): New test.
45 (plugin_test_9): New test.
46 * testsuite/Makefile.in: Regenerate.
48 2010-06-09 Nick Clifton <nickc@redhat.com>
50 * yyscript.y (input_list_element): Allow strings prefixed with
51 the '-' character. Treat these as libraries.
52 * script.cc (script_add_library): New function. Adds a library
53 specified by "-l<name>" found in an input script.
54 * script-c.h: Add prototype for script_add_library.
56 2010-06-07 Doug Kwan <dougkwan@google.com>
58 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
59 Restrict stub-group size to be within long conditional branch
60 range when working around cortex-A8 erratum.
62 2010-06-07 Damien Diederen <dd@crosstwine.com>
64 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
67 2010-06-03 Sriraman Tallam <tmsriram@google.com>
71 (Output_section::Input_section_sort_entry::compare_section_ordering):
72 Change to return non-zero correctly.
73 (Output_section::Input_section_sort_section_order_index_compare
74 ::operator()): Change to fix ambiguity in comparisons.
76 2010-06-01 Sriraman Tallam <tmsriram@google.com>
78 * gold.h (is_wildcard_string): New function.
79 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
80 (Layout::layout_eh_frame): Ditto.
81 (Layout::find_section_order_index): New method.
82 (Layout::read_layout_from_file): New method.
83 * layout.h (Layout::find_section_order_index): New method.
84 (Layout::read_layout_from_file): New method.
85 (Layout::input_section_position_): New private member.
86 (Layout::input_section_glob_): New private member.
87 * main.cc (main): Call read_layout_from_file here.
88 * options.h (--section-ordering-file): New option.
89 * output.cc (Output_section::input_section_order_specified_): New
91 (Output_section::Output_section): Initialize new member.
92 (Output_section::add_input_section): Add new parameter.
93 Keep input sections when --section-ordering-file is used.
94 (Output_section::set_final_data_size): Sort input sections when
95 section ordering file is specified.
96 (Output_section::Input_section_sort_entry): Add new parameter.
98 (Output_section::Input_section_sort_entry::compare_section_ordering):
100 (Output_section::Input_section_sort_compare::operator()): Change to
101 consider section_order_index.
102 (Output_section::Input_section_sort_init_fini_compare::operator()):
103 Change to consider section_order_index.
104 (Output_section::Input_section_sort_section_order_index_compare
105 ::operator()): New method.
106 (Output_section::sort_attached_input_sections): Change to sort
107 according to section order when specified.
108 (Output_section::add_input_section<32, true>): Add new parameter.
109 (Output_section::add_input_section<64, true>): Add new parameter.
110 (Output_section::add_input_section<32, false>): Add new parameter.
111 (Output_section::add_input_section<64, false>): Add new parameter.
112 * output.h (Output_section::add_input_section): Add new parameter.
113 (Output_section::input_section_order_specified): New
115 (Output_section::set_input_section_order_specified): New method.
116 (Input_section::Input_section): Initialize section_order_index_.
117 (Input_section::section_order_index): New method.
118 (Input_section::set_section_order_index): New method.
119 (Input_section::section_order_index_): New member.
120 (Input_section::Input_section_sort_section_order_index_compare): New
122 (Output_section::input_section_order_specified_): New member.
123 * script-sections.cc (is_wildcard_string): Delete and move modified
125 (Output_section_element_input::Output_section_element_input): Modify
126 call to is_wildcard_string.
127 (Output_section_element_input::Input_section_pattern
128 ::Input_section_pattern): Ditto.
129 (Output_section_element_input::Output_section_element_input): Ditto.
130 * testsuite/Makefile.am (final_layout): New test case.
131 * testsuite/Makefile.in: Regenerate.
132 * testsuite/final_layout.cc: New file.
133 * testsuite/final_layout.sh: New file.
135 2010-06-01 Rafael Espindola <espindola@google.com>
137 * plugin.cc (Plugin::load): Pass the output name to the plugin.
139 2010-06-01 Rafael Espindola <espindola@google.com>
141 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
142 visibility of symbols.
144 2010-05-27 Doug Kwan <dougkwan@google.com>
146 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
147 from start of output section instead of address for a local symbol
148 in a merged or relaxed section when doing a relocatable link.
150 2010-05-26 Rafael Espindola <espindola@google.com>
153 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
154 adding sections the garbage collector removed.
155 * gold/testsuite/Makefile.am: Add test.
156 * gold/testsuite/Makefile.in: Regenerate.
157 * gold/testsuite/plugin_test_7.sh: New.
158 * gold/testsuite/plugin_test_7_1.c: New.
159 * gold/testsuite/plugin_test_7_2.c: New.
161 2010-05-26 Rafael Espindola <espindola@google.com>
163 * script-sections.cc (Output_section_definition::set_section_addresses):
164 Check for --section-start.
166 2010-05-26 Doug Kwan <dougkwan@google.com>
168 * arm.cc (Arm_scan_relocatable_relocs): New class.
169 (Target_arm::relocate_special_relocatable): New method.
170 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
171 (Arm_relocate_functions::thumb_branch_common): Same.
172 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
173 instead of Default_scan_relocatable_relocs.
174 * target-reloc.h (relocate_for_relocatable): Let target handle
175 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
176 * target.h (Sized_target::relocate_special_relocatable): New method.
178 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
180 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
182 2010-05-23 Doug Kwan <dougkwan@google.com>
184 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
186 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
187 with a direct branch, not a conditional branch, to a stub.
188 * merge.cc (Output_merge_base::record_input_section): New method
190 (Output_merge_data::do_add_input_section): Record input section if
191 keeps-input-sections flag is set.
192 (Output_merge_string::do_add_input_section): Ditto.
193 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
194 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
196 (Output_merge_base::keeps_input_sections,
197 Output_merge_base::set_keeps_input_sections,
198 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
200 (Output_merge_base::Input_sections): New type declaration.
201 (Output_merge_base::input_sections_begin,
202 Output_merge_base::input_sections_end,
203 Output_merge_base::do_set_keeps_input_sections): New method definitions.
204 (Output_merge_base::bool keeps_input_sections_,
205 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
206 Output_merge_base::input_sections_): New data members.
207 (Output_merge_data::do_set_keeps_input_sections): New method
209 (Output_merge_string::do_set_keeps_input_sections): Ditto.
210 * output.cc (Output_section::Input_section::relobj): Move method
211 defintion from class declaration to here and handle merge sections.
212 (Output_section::Input_section::shndx): Ditto.
213 (Output_section::Output_section): Remove initializations of removed
214 data members and initialize new data member LOOKUP_MAPS_.
215 (Output_section::add_input_section): Set keeps-input-sections flag
216 for a newly created merge output section as appropriate. Adjust code
217 to use Output_section_lookup_maps class.
218 (Output_section::add_relaxed_input_section): Adjst code for lookup
219 maps code refactoring.
220 (Output_section::add_merge_input_section): Add a new parameter
221 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
222 class. If adding input section to a newly created merge output
223 section fails, remove the new merge section.
224 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
225 Adjust code for use of the Output_section_lookup_maps class.
226 (Output_section::find_merge_section): Ditto.
227 (Output_section::build_lookup_maps): New method defintion.
228 (Output_section::find_relaxed_input_section): Adjust code to use
229 Output_section_lookup_maps class.
230 (Output_section::get_input_sections): Export merge sections. Adjust
231 code to use Output_section_lookup_maps class.
232 (Output_section:::add_script_input_section): Adjust code to use
233 Output_section_lookup_maps class. Update lookup maps for merge
235 (Output_section::discard_states): Use Output_section_lookup_maps.
236 (Output_section::restore_states): Same.
237 * output.h (Merge_section_properties): Move class defintion out of
239 (Output_section_lookup_maps): New class.
240 (Output_section::Input_section::is_merge_section): New method
242 (Output_section::Input_section::relobj): Move defintion out of class
243 defintion. Declare method only.
244 (Output_section::Input_section::shndx): Ditto.
245 (Output_section::Input_section::output_merge_base): New method defintion.
246 (Output_section::Input_section::u2_.pomb): New union field.
247 (Output_section::Merge_section_by_properties_map,
248 Output_section::Output_section_data_by_input_section_map,
249 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
251 (Output_section::add_merge_input_section): Add new parameter
252 KEEPS_INPUT_SECTIONS.
253 (Output_section::build_lookup_maps): New method declaration.
254 (Output_section::merge_section_map_,
255 Output_section::merge_section_by_properties_map_,
256 Output_section::relaxed_input_section_map_,
257 Output_section::is_relaxed_input_section_map_valid_): Remove data
259 (Output_section::lookup_maps_): New data member.
261 2010-05-21 Doug Kwan <dougkwan@google.com>
264 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
265 avoid a compilation error.
267 2010-05-19 Rafael Espindola <espindola@google.com>
269 * script-sections.cc (Output_section_definition::allocate_to_segment):
270 Update the phdrs_list even when the output section is NULL.
271 * testsuite/Makefile.am: Add test.
272 * testsuite/Makefile.in: Regenerate.
273 * testsuite/script_test_9.cc: New.
274 * testsuite/script_test_9.sh: New.
275 * testsuite/script_test_9.t: New.
277 2010-05-19 Doug Kwan <dougkwan@google.com>
279 * arm.cc (Arm_input_section::original_size): New method.
280 (Arm_input_section::do_addralign): Add a cast.
281 (Arm_input_section::do_output_offset): Remove static cast.
282 (Arm_input_section::original_addralign,
283 Arm_input_section::original_size_): Change type to uint32_t.
284 (Arm_input_section::init): Add safe casts for section alignment
286 (Arm_input_section::set_final_data_size): Do not set address and
287 offset of stub table.
288 (Arm_output_section::fix_exidx_coverage): Change use of of
289 Output_section::Simple_input_section to that of
290 Output_section::Input_section.
291 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
292 except for the first pass.
293 * output.cc (Output_section::get_input_sections): Change type of
294 input_sections to std::list<Input_section>.
295 (Output_section::add_script_input_section): Rename from
296 Output_section::add_simple_input_section. Change type of SIS
297 parameter from Simple_input_section to Input_section.
298 * output.h (Output_section::Simple_input_section): Remove class.
299 (Output_section::Input_section): Change class visibility to public.
300 (Output_section::Input_section::addralign): Use stored alignments
301 for special input sections if set.
302 (Output_section::Input_section::set_addralign): New method.
303 (Output_section::get_input_sections): Change parameter type from
304 list of Simple_input_section to list of Input_section.
305 (Output_section::add_script_input_section): Rename from
306 Output_section::add_simple_input_section. Change first parameter's
307 type from Simple_input_section to Input_section and remove the
308 second and third parameters.
309 * script-sections.cc (Input_section::Input_section_list): Change
310 type to list of Output_section::Input_section/
311 (Input_section_info::Input_section_info): Change parameter type of
312 INPUT_SECTION to Output_section::Input_section.
313 (Input_section_info::input_section): Change return type.
314 (Input_section_info::input_section_): Change type to
315 Output_section::Input_section.
316 (Output_section_element_input::set_section_addresses): Adjust code
317 to use Output_section::Input_section instead of
318 Output_section::Simple_input_section. Adjust code for renaming
319 of Output_section::add_simple_input_section.
320 (Orphan_output_section::set_section_addresses): Ditto.
322 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
324 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
325 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
327 2010-05-18 Rafael Espindola <espindola@google.com>
329 * options.cc (General_options::finalize): Handle -nostdlib.
330 * options.h (nostdlib): New option.
331 * script.cc (script_add_search_dir): Handle -nostdlib.
333 2010-05-12 Doug Kwan <dougkwan@google.com>
335 * arm.cc (Target_arm::do_finalize_sections): Create an empty
336 attributes section only if there no attributes section after merging.
337 (Target_arm::merge_object_attributes): Move value of
338 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
339 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
340 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
341 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
342 and arm_attr_merge_7.stdout.
343 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
344 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
345 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
346 arm_attr_merge_7b.o): New rules.
347 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
349 * testsuite/Makefile.in: Regenerate.
350 * testsuite/arm_attr_merge.sh: New file.
351 * testsuite/arm_attr_merge_[67][ab].s: Same.
353 2010-05-05 Nick Clifton <nickc@redhat.com>
355 * po/es.po: Updated Spanish translation.
357 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
359 * Makefile.am (install-exec-local): Properly install gold as
360 default cross linker.
361 * Makefile.in: Regenerated.
363 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
364 Nick Clifton <nickc@redhat.com>
366 * configure.ac (install_as_default): Define and set to false
367 unless --enable-gold or --enable-gold=both/gold has been
369 * configure: Regenerate.
371 * Makefile.am (install-exec-local): Install the executable as
372 'ld.gold'. If install_as_default is true then also install it as
374 * Makefile.in: Regenerated.
376 2010-04-24 Ian Lance Taylor <iant@google.com>
378 * layout.cc (Layout::layout_reloc): In relocatable link don't
379 combine reloc sections for grouped sections.
381 2010-04-23 Sriraman Tallam <tmsriram@google.com>
383 * gc.h (gc_process_relocs): Pass information on relocs pointing to
384 sections that are not ordinary to icf.
385 * icf.cc (get_section_contents): Handle relocation pointing to section
386 with no object or shndx information.
387 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
388 * testsuite/Makefile.in: Regenerate.
389 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
390 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
392 2010-04-22 Ian Lance Taylor <iant@google.com>
394 * expression.cc (Expression::Expression_eval_info): Add
395 result_alignment_pointer field.
396 (Expression::eval_with_dot): Add result_alignment_pointer
397 parameter. Change all callers.
398 (Expression::eval_maybe_dot): Likewise.
399 (class Binary_expression): Add alignment_pointer parameter to
400 left_value and right_value. Change all callers.
401 (BINARY_EXPRESSION): Set result alignment.
402 (class Trinary_expression): Add alignment_pointer parameter to
403 arg2_value and arg3_value. Change all callers.
404 (Trinary_cond::value): Set result alignment.
405 (Max_expression::value, Min_expression::value): Likewise.
406 (Align_expression::value): Likewise.
407 * script-sections.cc (class Sections_element): Add dot_alignment
408 parameter to set_section_addresses virtual function. Update
410 (class Output_section_element): Likewise.
411 (Script_sections::create_segments): Add dot_alignment parameter.
413 (Script_sections::create_segments_from_phdrs_clause): Likewise.
414 (Script_sections::set_phdrs_clause_addresses): Likewise.
415 * script-sections.h: Update declarations.
416 * script.h: Update declarations.
417 * output.h (Output_segment::set_minimum_p_align): Don't decrease
419 * testsuite/script_test_3.t: Set large alignment.
420 * testsuite/script_test_3.sh: Make sure that at least one LOAD
421 segment has expected alignment.
423 2010-04-22 Nick Clifton <nickc@redhat.com>
425 * po/gold.pot: Updated by the Translation project.
426 * po/vi.po: Updated Vietnamese translation.
428 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
430 * testsuite/Makefile.am (check_PROGRAMS): Add
431 icf_virtual_function_folding_test.
432 * testsuite/Makefile.in: Regenerated.
434 2010-04-15 Andrew Haley <aph@redhat.com>
436 * options.h (merge_exidx_entries): New option.
437 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
438 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
439 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
440 (Target_arm::merge_exidx_entries): New function.
441 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
442 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
443 to Arm_exidx_fixup constructor.
444 Add new arg, merge_exidx_entries.
445 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
446 Arm_output_section::fix_exidx_coverage.
448 2010-04-18 Sriraman Tallam <tmsriram@google.com>
450 * icf.cc (get_section_contents): Check for preemptible functions.
451 Ignore addend when appropriate.
452 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
454 (add_from_relobj): Check for section folded.
455 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
456 * symtab.h (should_add_dynsym_entry): Add new parameter.
457 * target-reloc.h (scan_relocs): Check for section folded.
458 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
459 Check reloc types for function pointers in shared objects.
460 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
462 (icf_preemptible_functions_test): New test case.
463 (icf_string_merge_test): New test case.
464 * testsuite.Makefile.in: Regenerate.
465 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
466 bar_glob. Refactor code.
467 * testsuite/icf_preemptible_functions_test.cc: New file.
468 * testsuite/icf_preemptible_functions_test.sh: New file.
469 * testsuite/icf_string_merge_test.cc: New file.
470 * testsuite/icf_string_merge_test.sh: New file.
471 * testsuite/icf_virtual_function_folding_test.cc: New file.
472 * testsuite/icf_virtual_function_folding_test.sh: New file.
474 2010-04-14 Doug Kwan <dougkwan@google.com>
476 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
477 for local symbol recounting if we remove a section due to ICF.
478 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
479 there are no regular objects in input.
481 2010-04-13 Doug Kwan <dougkwan@google.com>
483 * arm.cc (Arm_input_section::set_final_data_size): Compute
484 accurate final data size instead of using current data size.
486 2010-04-09 Doug Kwan <dougkwan@google.com>
488 * layout.cc (Layout::choose_output_section): Handle script section
490 (Layout::make_output_section_for_script): Add section type parameter.
491 Handle script section types.
492 * layout.h (Layout::make_output_section_for_script): Add section
494 * output.cc (Output_section::Output_section): Initialize data member
496 (Output_section::do_reset_address_and_file_offset): Do not set address
497 to 0 if section is a NOLOAD section.
498 * output.h (Output_section::is_noload): New method.
499 (Output_section::set_is_noload): Ditto.
500 (Output_section::is_noload_): New data member.
501 * script-c.h (Script_section_type): New enum type.
502 (struct Parser_output_section_header): Add new file section_type.
503 * script-sections.cc (Sections_element::output_section_name): Add
504 parameter for returning script section type.
505 (Output_section_definition::output_section_name): Ditto.
506 (Output_section_definition::section_type)P; New method.
507 (Output_section_definiton::script_section_type_name): Ditto.
508 (Output_section_definition::script_section_type_): New data member.
509 (Output_section_definition::Output_section_definition): Initialize
510 data member Output_section_definition::script_section_type_.
511 (Output_section_definition::create_sections): Pass script section type
512 to Layout::make_output_section_for_script.
513 (Output_section_definition::output_section_name): Return script
514 section type to caller.
515 (Output_section_definition::set_section_address): Do not advance
516 dot value and load address if section type is NOLOAD. Set address
517 of NOLOAD sections regardless of section flags.
518 (Output_section_definition::print): Print section type if it is
519 not SCRIPT_SECTION_TYPE_NONE.
520 (Output_section_definition::section_type): New method.
521 (Output_section_definition::script_section_type_name): Ditto.
522 (Script_sections::output_section_name): Add new parameter
523 PSECTION_TYPE for returning script section type. Pass it to
524 section elements. Handle discard sections.
525 (Sort_output_sections::operator()): Handle NOLOAD sections.
526 * script-sections.h (Script_sections::Section_type): New enum type.
527 (Script_sections::output_section_name): Add a new parameter for
528 returning script section type.
529 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
531 * yyscript.y (union): Add new field SECTION_TYPE.
532 (COPY, DSECT, INFO, NOLOAD): New tokens.
533 (opt_address_and_section_type): Change type to output_section_header.
534 (section_type): New non-terminal
535 (section_header): Handle section type.
536 (opt_address_and_section_type): Return section type value.
538 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
540 * testsuite/plugin_common_test_1.c (foo): Add prototype.
541 * testsuite/plugin_common_test_2.c (foo): Likewise.
543 2010-04-08 Doug Kwan <dougkwan@google.com>
545 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
547 * output.cc (Output_section::add_merge_input_section): Simplify
548 code and return status of Output_merge_base::add_input_section.
549 Update merge section map only if Output_merge_base::add_input_section
552 2010-04-07 Doug Kwan <dougkwan@google.com>
554 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
555 if section is marked as containing instructions but has no mapping
557 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
558 correct section index.
559 (Arm_relobj::find_linked_text_section): Ditto.
561 2010-04-07 Cary Coutant <ccoutant@google.com>
563 * archive.cc (include_member): Destroy Read_symbols_data object before
565 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
566 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
567 (Read_symbols_data::~Read_symbols_data) New destructor.
568 (Section_relocs::Section_relocs) New constructor.
569 (Section_relocs::~Section_relocs) New destructor.
570 (Read_relocs_data::Read_relocs_data) New constructor.
571 (Read_relocs_data::~Read_relocs_data) New destructor.
572 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
573 pointers to NULL after deleting.
575 2010-04-07 Doug Kwan <dougkwan@google.com>
577 * arm.cc: Replace "endianity" with "endianness" in comments.
578 (Arm_exidx_cantunwind): Ditto.
579 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
580 (Arm_relobj::merge_flags_and_attributes): New method.
581 (Arm_relobj::merge_flags_and_attributes_): New data member.
582 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
583 (Arm_relobj::scan_sections_for_stubs): Ditto.
584 (Arm_relobj::do_read_symbols): Check to see if we really want to
585 merge processor-specific flags and attributes. Exit early if
586 an object is empty except for section names and the undefined symbol.
587 (Target_arm::do_finalize_sections): Move check for ELF format to
588 Arm_relobj::do_read_symbols. Merge processor specific flags and
589 attributes from a regular object only when we have determined that
590 it is aapropriate. Do not create an .ARM.attributes section in
591 output if there is no regular input object.
592 (Target_arm::merge_processor_specific_flags): Check
593 --warn-mismatch before printing any error.
594 (Target_arm::merge_object_attributes): Ditto.
595 * gold.cc (queue_middle_tasks): Handle the case in which there is
596 no regular object in input.
597 * options.cc (General_options::parse_EB): New method.
598 (General_options::parse_EL): Same.
599 (General_options::General_options): Initialize endianness_.
600 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
602 (General_options::Endianness): New enum.
603 (General_options::endianness): New method.
604 (General_options::endianness_): New data member.
605 * parameters.cc (Parameters::set_options): Check target endianness.
606 (Parameters::set_target_once): Ditto.
607 (Parameters::check_target_endianness): New method.
608 (parameters_force_valid_target): If either -EL or -EB is specified,
609 use it to define endianness of default target.
610 * parameters.h (Parameters::check_target_endianness): New method
612 * target.h (class Target): Change "endianity" to "endianness"
615 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
617 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
618 * configure: Regenerate.
619 * Makefile.in: Regenerate.
620 * testsuite/Makefile.in: Regenerate.
622 2010-04-06 Cary Coutant <ccoutant@google.com>
625 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
626 prevailing definitions of common symbols.
627 * testsuite/plugin_test_6.sh: New test case.
628 * testsuite/plugin_common_test_1.c: New test case.
629 * testsuite/plugin_common_test_2.c: New test case.
630 * testsuite/Makefile.am (plugin_test_6): New test case.
631 * testsuite/Makefile.in: Regenerate.
633 2010-04-06 Nick Clifton <nickc@redhat.com>
635 * po/vi.po: New Vietnamese translation.
637 2010-03-30 Doug Kwan <dougkwan@google.com>
639 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
641 2010-03-25 Doug Kwan <dougkwan@google.com>
643 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
644 to avoid a conversion warning on a 32-bit host.
646 2010-03-24 Ian Lance Taylor <iant@google.com>
648 * testsuite/script_test_3.t: Add a TLS segment.
649 * testsuite/Makefile.am (check_PROGRAMS): Add
650 tls_phdrs_script_test.
651 (tls_phdrs_script_test_SOURCES): Define.
652 (tls_phdrs_script_test_DEPENDENCIES): Define.
653 (tls_phdrs_script_test_LDFLAGS): Define.
654 (tls_phdrs_script_test_LDADD): Define.
655 * testsuite/Makefile.in: Rebuild.
657 2010-03-23 Cary Coutant <ccoutant@google.com>
659 * fileread.cc (find_or_make_view): Fix comment.
661 2010-03-23 Ian Lance Taylor <iant@google.com>
663 * script-sections.cc (class Orphan_section_placement): Define
664 PLACE_TLS and PLACE_TLS_BSS.
665 (Orphan_section_placement::Orphan_section_placement): Initialize
667 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
668 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
669 (tls_script_test_SOURCES): Define.
670 (tls_script_test_DEPENDENCIES): Define.
671 (tls_script_test_LDFLAGS): Define.
672 (tls_script_test_LDADD): Define.
673 * testsuite/Makefile.in: Rebuild.
675 2010-03-22 Doug Kwan <dougkwan@google.com>
677 * arm.cc (Arm_relocate_functions::abs8,
678 Arm_relocate_functions::abs16): Use correct check for overflow
679 specified in the ARM ELF specs.
680 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
681 target of a BLX instruction specially.
682 (Reloc_stub::stub_type_for_reloc): Ditto.
683 (Relocate::relocate): Use symbolic names instead of numeric relocation
684 codes to report error.
685 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
687 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
688 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
689 thumb2_blx_out_of_range.stdout
690 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
691 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
692 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
693 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
694 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
695 thumb2_blx_in_range, thumb2_blx_in_range.o,
696 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
697 thumb2_blx_out_of_range.o): New rules.
698 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
699 thumb2_blx_in_range and thumb2_blx_out_of_range.
700 * testsuite/Makefile.in: Regenerate.
701 * arm_branch_in_range.sh: Add tests for THUMB BLX.
702 * testsuite/thumb_blx_in_range.s: New file.
703 * testsuite/thumb_blx_out_of_range.s: New file.
705 2010-03-22 Rafael Espindola <espindola@google.com>
707 * archive.cc (Should_include): Move to archive.h.
708 (should_include_member): Make it a member of Archive.
710 (Add_lib_group_symbols): New.
711 * archive.h: Include options.h.
712 (Archive_member): Moved from Archive.
713 (Should_include): Moved from archive.cc.
715 (Add_lib_group_symbols): New.
716 * dynobj.cc (do_should_include_member): New.
717 * dynobj.h (do_should_include_member): New.
718 * gold.cc (queue_initial_tasks): Update call to queue.
719 * main.cc (main): Print lib group stats.
720 * object.cc (do_should_include_member): New.
721 * object.h: Include archive.h.
722 (Object::should_include_member): New.
723 (Object::do_should_include_member): New.
724 (Sized_relobj::do_should_include_member): New.
725 * options.cc (General_options::parse_start_lib): New.
726 (General_options::parse_end_lib): New.
727 (Input_arguments::add_file): Handle lib groups.
728 (Input_arguments::start_group): Check we are not in a lib.
729 (Input_arguments::start_lib): New.
730 (Input_arguments::end_lib): New.
731 * options.h (General_options): Add start_lib and end_lib.
732 (Input_argument::lib_): New.
733 (Input_argument::lib): New.
734 (Input_argument::is_lib): New.
735 (Input_file_lib): New.
736 (Input_arguments::in_lib_): New.
737 (Input_arguments::in_lib): New.
738 (Input_arguments::start_lib): New.
739 (Input_arguments::end_lib_): New.
740 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
741 in unused members as preempted.
742 (Sized_pluginobj::do_should_include_member): New.
743 * plugin.h (Sized_pluginobj::do_should_include_member): New.
744 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
746 (Read_symbols::do_whole_lib_group): New.
747 (Read_symbols::do_lib_group): New.
748 (Read_symbols::do_read_symbols): Handle lib groups.
749 (Read_symbols::get_name): Handle lib groups.
750 * readsyms.h (Read_symbols): Add an archive member pointer.
751 (Read_symbols::do_whole_lib_group): New.
752 (Read_symbols::do_lib_group): New.
753 (Read_symbols::member_): New.
754 * script.cc (read_input_script): Update call to queue_soon.
756 2010-03-19 Doug Kwan <dougkwan@google.com>
758 * arm.cc (Stub_table::Stub_table): Initialize new data members
759 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
760 (Stub_table::add_reloc_stub): Assign stub offset and update
761 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
762 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
764 (Stub_table::update_data_size_and_addralign): Use
765 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
766 instead of going over all reloc stubs.
767 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
768 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
769 Stringpool_template::offset_ to size of Stringpool_char.
770 (Stringpool_template::new_key_offset): Remove code to initialize
771 Stringpool_template::offset_.
772 * stringpool.h (Stringpool_template::set_no_zero_null): Set
773 Stringpool_template::offset_ to zero.
775 2010-03-15 Doug Kwan <dougkwan@google.com>
777 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
779 (Stringpool_template::new_key_offset): New method.
780 (Stringpool_template::add_string): Assign offsets when adding new
782 (Stringpool_template::set_string_offsets): Do not set string offsets
784 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
786 (Chunked_vector::clear): Clear size_.
787 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
788 (Chunked_vector::size): Return size_.
789 (Chunked_vector::push_back): Use size_ to find insert position.
790 (Chunked_vector::size_): New data member.
791 (Stringpool_template::set_no_zero_null): Assert string set is empty.
792 (Stringpool_template::new_key_offset): New method declaration.
793 (Stringpool_template::offset_): New data member.
795 2010-03-15 Rafael Espindola <espindola@google.com>
797 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
798 Add_symbols' constructor.
799 * readsyms.h (Add_symbols): Remove the input_group member.
801 2010-03-10 Ian Lance Taylor <iant@google.com>
803 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
804 target to ask whether a reference to a symbol requires a stack
806 * target.h (Target::is_call_to_non_split): New function.
807 (Target::do_is_call_to_non_split): Declare virtual function.
808 * target.cc: Include "symtab.h".
809 (Target::do_is_call_to_non_split): New function.
810 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
812 2010-03-10 Cary Coutant <ccoutant@google.com>
814 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
815 (File_read::open[1]): Remove initial mapping of whole_file_view_.
816 (File_read::open[2]): Add whole_file_view_ to list of views.
817 (File_read::make_view): Remove test of whole_file_view_.
818 (File_read::find_or_make_view): Create whole_file_view_ if
820 (File_read::clear_views): Replace bool parameter with enum;
821 adjust all callers. Don't delete views with permanent data;
822 do delete cached views and views from archives if
823 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
824 if clearing the corresponding view.
825 * fileread.h (File_read::Clear_views_mode): New enum.
826 (File_read::View::is_permanent_view): New method.
827 (File_read::clear_views): Replace bool parameter
828 with enum; adjust all callers.
829 * options.h (General_options): Change keep_files_mapped option;
831 * readsyms.cc (Add_symbols::run): Delete sd_ object before
833 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
836 2010-03-10 David S. Miller <davem@davemloft.net>
838 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
840 2010-03-09 Sriraman Tallam <tmsriram@google.com>
842 * icf.cc (get_section_contents): Add '@' marker after processing the
845 2010-03-08 Doug Kwan <dougkwan@google.com>
847 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
848 due to a conversion warning.
849 (Arm_relobj::update_output_local_symbol_count): Check for local
850 symbol with unset output index.
852 2010-03-05 Ian Lance Taylor <iant@google.com>
854 * options.h (class General_options): Add --spare-dynamic-tags.
855 * output.cc (Output_data_dynamic::set_final_data_size): Implement
856 --spare-dynamic-tags.
858 2010-03-05 Ian Lance Taylor <iant@google.com>
860 * incremental.cc: Include "libiberty.h".
862 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
864 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
865 function, is_info_ member.
866 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
867 (Versions::Versions): Update caller.
868 (Versions::define_base_version): Likewise.
869 (Versions::add_def): Likewise.
871 2010-03-03 Sriraman Tallam <tmsriram@google.com>
873 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
874 (Scan::possible_function_pointer_reloc): New function.
875 (Scan::local_reloc_may_be_function_pointer): Change to call
876 possible_function_pointer_reloc.
877 (Scan::global_reloc_may_be_function_pointer): Ditto.
878 * icf.h (Icf::check_section_for_function_pointers): Change to reject
879 relocations in ".data.rel.ro._ZTV" section.
880 * testsuite/icf_safe_so_test.sh: Change to pass i386.
881 * testsuite/icf_safe_so_test.cc: Ditto.
882 * testsuite/icf_safe_test.cc: Ditto.
883 * testsuite/icf_safe_test.sh: Ditto.
885 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
886 Ian Lance Taylor <iant@google.com>
888 * target-reloc.h (relocate_section): Check the symbol table index
889 for -1U before setting the local symbol index.
890 (scan_relocatable_relocs): If copying the relocation, record that
891 the local symbol is required.
892 * object.h (Symbol_value::is_output_symtab_index_set): New
894 (Symbol_value::may_be_discarded_from_output_symtab): New
896 (Symbol_value::has_output_symtab_entry): New function.
897 (Symbol_value::needs_output_symtab_entry): Remove.
898 (Symbol_value::output_symtab_index): Make sure the symbol index is
900 (Symbol_value::set_output_symtab_index): Make sure the symbol
901 index is not set. Make sure the new index is valid.
902 (Symbol_value::set_must_have_output_symtab_entry): New function.
903 (Symbol_value::has_output_dynsym_entry): New function.
904 (Symbol_value::set_output_dynsym_index): Make sure the new index
906 (Sized_relobj::set_must_have_output_symtab_entry): New function.
907 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
908 local symbol if permitted.
909 (Sized_relobj::do_finalize_local_symbols): Call
910 is_output_symtab_index_set rather than needs_output_symtab_entry.
911 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
912 rather than needs_output_symtab_entry. Call
913 has_output_dynsym_entry rather than needs_output_dynsym_entry.
914 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
915 is_output_symtab_index_set rather than needs_output_symtab_entry.
916 * testsuite/discard_locals_relocatable_test.c: New file.
917 * testsuite/discard_locals_test.sh: Test -r.
918 * testsuite/Makefile.am (check_DATA): Add
919 discard_locals_relocatable_test1.syms,
920 discard_local_relocatable_test2.syms.
921 (MOSTLYCLEANFILES): Likewise. Also add
922 discard_locals_relocatable_test1.lout and
923 discard_locals_relocatable_test2.out.
924 (discard_locals_relocatable_test1.syms): New target.
925 (discard_locals_relocatable_test.o): New target.
926 (discard_locals_relocatable_test1.out): New target.
927 (discard_locals_relocatable_test2.syms): New target.
928 (discard_locals_relocatable_test2.out): New target.
929 (various): Add missing ../ld-new dependencies.
930 * testsuite/Makefile.in: Rebuild.
932 2010-03-03 Nick Clifton <nickc@redhat.com>
934 * po/fi.po: New Finnish translation.
936 2010-03-01 Doug Kwan <dougkwan@google.com>
938 * layout.cc (Layout::Layout): Force section types of .init_array*,
939 .preinit_array* and .fini_array* sections.
940 * output.cc (Output_section::Input_section_sort_entry::has_priority):
941 Fix check of return value of std::string::find.().
942 (Output_section::Input_section_sort_compare::operator()): Remove
943 comment about .init_array.
944 (Output_section::Input_section_sort_init_fini_compare::operator()):
946 (Output_section::sort_attached_input_sections): Handle .init_array
947 and .fini_array specially.
948 * output.h (Output_section::Inut_section_sort_compare): Update
950 (Output_section::Input_section_sort_init_fini_compare): New struct.
952 2010-02-26 Doug Kwan <dougkwan@google.com>
954 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
955 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
956 * testsuite/debug_msg.sh: Avoid matching source line number for
957 use of global variable undef_int.
959 2010-02-26 Doug Kwan <dougkwan@google.com>
961 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
962 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
963 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
964 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
965 * options.cc (General_options::General_options): Initialize member
967 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
968 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
969 and rm_no_fix_v4bx.stdout
970 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
971 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
972 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
973 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
975 * Makefile.in: Regenerate.
976 * testsuite/arm_fix_v4bx.s: New file.
977 * testsuite/arm_fix_v4bx.sh: Ditto.
979 2010-02-24 Doug Kwan <dougkwan@google.com>
981 * arm.cc (Target_arm::got_section): Make the .got section the first
982 non RELRO section in the data segment.
983 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
984 suffixes of section names.
986 2010-02-24 Doug Kwan <dougkwan@google.com>
988 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
989 flags and attributes merging if an input file is a binary file.
990 * fileread.cc (Input_file::open): Record format of original file.
991 * fileread.h (Input_file::Format): New enum type.
992 (Input_file::Input_file): Initialize data member format_.
993 (Input_file::format): New method definition.
994 (Input_file::format_):: New data member.
996 2010-02-24 Doug Kwan <dougkwan@google.com>
998 * arm.cc (Arm_output_data_got): New class.
999 (ARM_TCB_SIZE): New constant
1000 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1001 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1002 If user uses a script with a SECTIONS clause, issue only a warning
1003 for a misplaced EXIDX input section. Otherwise, issue an error.
1004 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1006 (Target_arm::got_mode_index_entry): Handle static linking.
1007 (Target_arm::Scan::local): Ditto.
1008 (Target_arm::Scan::global): Ditto.
1009 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1010 all incorrectly implemented relocations.
1011 (Target_arm::fix_exidx_coverage): Pass layout to
1012 Arm_output_section::fix_exidx_coverage.
1013 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1014 from ".ARM.exidx." and ".ARM.extab.".
1016 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1018 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1019 section if it does not already exist.
1020 * attributes.cc (Attributes_section_data::Attributes_section_data):
1021 Don't crash if size is zero.
1023 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1024 Ian Lance Taylor <iant@google.com>
1026 * gold.cc (queue_middle_tasks): If no input files were opened,
1028 * workqueue.h (Task_function::Task_function): Assert that there is
1031 2010-02-22 Doug Kwan <dougkwan@google.com>
1033 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1034 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1035 types to avoid warnings due to different uint64_t implementations
1038 2010-02-21 Doug Kwan <dougkwan@google.com>
1040 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1041 handling of the maximum backward branch offset.
1042 (Arm_relocate_functions::thumb_branch_common): Ditto.
1043 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1044 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1045 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1046 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1047 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1048 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1049 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1050 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1051 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1052 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1053 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1054 thumb2_bl_out_of_range.o): New rules.
1055 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1056 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1057 thumb2_bl_out_of_range
1058 * testsuite/Makefile.in: Regenerate.
1059 * testsuite/arm_bl_in_range.s: New file.
1060 * testsuite/arm_bl_out_of_range.s: Ditto.
1061 * testsuite/arm_branch_in_range.sh: Ditto.
1062 * testsuite/arm_branch_range.t: Ditto.
1063 * testsuite/thumb2_branch_range.t: Ditto.
1064 * testsuite/thumb_bl_in_range.s: Ditto.
1065 * testsuite/thumb_bl_out_of_range.s: Ditto.
1066 * testsuite/thumb_branch_range.t: Ditto.
1068 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1070 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1071 Add reloc offset information.
1072 * icf.cc (get_section_contents): Change iterators to point to the new
1073 vectors. Add reloc offset information to the contents.
1074 * icf.h (Icf::Sections_reachable_info): New typedef.
1075 (Icf::Sections_reachable_list): New typedef.
1076 (Icf::Offset_info): New typedef.
1077 (Icf::Reloc_info): New struct typedef.
1078 (Icf::Reloc_info_list): New typedef.
1079 (Icf::symbol_reloc_list): Delete method.
1080 (Icf::addend_reloc_list): Delete method.
1081 (Icf::section_reloc_list): Delete method.
1082 (Icf::reloc_info_list): New method.
1083 (Icf::reloc_info_list_): New member.
1085 2010-02-19 Doug Kwan <dougkwan@google.com>
1087 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1088 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1089 * arm.cc (Arm_relocation_functions): New forward declaration.
1090 (Target_arm::Target_arm): Initialize new data members
1091 got_mod_index_offset_ and tls_base_symbol_defined_.
1092 (Target_arm::Relocate::relocate_tls): New method.
1093 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1094 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1096 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1097 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1098 (Target_arm::got_mod_index_offset_,
1099 Target_arm::tls_base_symbol_defined_): New data members.
1100 (Target_arm::Scan::local, Target::Scan::global,
1101 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1104 2010-02-18 Doug Kwan <dougkwan@google.com>
1106 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1107 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1108 text section as a parameter becuase some broken tools may not set
1109 the link in section header.
1110 (Target_arm::has_got_section): New method.
1111 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1112 without any mapping symbol as data only. Remove warning.
1113 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1114 link in its section header, try to discover the link by inspecting the
1115 REL31 relocation at the beginning of the section.
1116 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1118 (Target_arm::Scan::global): Treat any reference to the symbol
1119 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1121 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1123 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1124 (Scan::global_reloc_may_be_function_pointer): New function.
1125 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1126 (Scan::global_reloc_may_be_function_pointer): New function.
1127 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1128 (Scan::global_reloc_may_be_function_pointer): New function.
1129 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1130 (Scan::global_reloc_may_be_function_pointer): New function.
1131 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1132 (Scan::global_reloc_may_be_function_pointer): New function.
1133 (Scan::possible_function_pointer_reloc): New function.
1134 (Target_x86_64::can_check_for_function_pointers): New function.
1135 * gc.h (gc_process_relocs): Scan relocation types to determine if
1136 function pointers were taken for targets that support it.
1137 * icf.cc (Icf::find_identical_sections): Include functions for
1138 folding in safe ICF whose pointer is not taken.
1139 * icf.h (Secn_fptr_taken_set): New typedef.
1140 (fptr_section_id_): New member.
1141 (section_has_function_pointers): New function.
1142 (set_section_has_function_pointers): New function.
1143 (check_section_for_function_pointers): New function.
1144 * options.h: Fix comment for safe ICF option.
1145 * target.h (can_check_for_function_pointers): New function.
1146 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1147 Modify icf_safe_test for X86-64.
1148 * testsuite/Makefile.in: Regenerate.
1149 * testsuite/icf_safe_so_test.cc: New file.
1150 * testsuite/icf_safe_so_test.sh: New file.
1151 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1152 (main): Change to take pointer to function kept_func_3.
1153 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1154 folding is done correctly for X86-64.
1156 2010-02-12 David S. Miller <davem@davemloft.net>
1158 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1159 is_symbolless parameter.
1160 (Output_reloc<SHT_REL>::is_symbolless): New.
1161 (Output_reloc<SHT_REL>::is_symbolless_): New.
1162 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1163 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1164 (Output_reloc<SHT_RELA>::is_symbolless): New.
1165 (Output_data_reloc::add_global): Handle is_symbolless.
1166 (Output_data_reloc::add_global_relative): Likewise.
1167 (Output_data_reloc::add_local): Likewise.
1168 (Output_data_reloc::add_local_relative): Likewise.
1169 (Output_data_reloc::add_symbolless_global_addend): New.
1170 (Output_data_reloc::add_symbolless_local_addend): New.
1171 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1173 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1174 instead of ->is_relative_
1175 (Output_reloc::write): Likewise.
1176 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1177 (Output_reloc::write_rel): Simplify.
1179 * sparc.cc (Target_sparc::Scan::local): Use
1180 ->add_symbolless_local_addend as needed.
1181 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1182 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1183 based upon relocation offset.
1185 2010-02-11 Doug Kwan <dougkwan@google.com>
1187 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1188 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1189 beginning of function.
1190 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1191 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1192 parameter is_32bit in calls to should_apply_static_reloc.
1193 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1194 (check_DATA): Add arm_abs_global.stdout.
1195 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1196 arm_abs_global.stdout): New rules.
1197 (MOSTLLYCLEANFILES): Add arm_abs_global
1198 * Makefile.in: Regenerate.
1199 * testsuite/arm_abs_global.s: New file.
1200 * testsuite/arm_abs_global.sh: Ditto.
1201 * testsuite/arm_abs_lib.s: Ditto.
1203 2010-02-11 Ian Lance Taylor <iant@google.com>
1205 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1207 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1208 Allocate_commons_task first.
1209 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1210 task, rather than symtab_lock_.
1211 (Gc_process_relocs::~Gc_process_relocs): New function.
1212 (Gc_process_relocs::is_runnable): Check this_blocker_.
1213 (Gc_process_relocs::locks): Use next_blocker_ rather than
1215 (Scan_relocs::~Scan_relocs): New function.
1216 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1218 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1220 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1221 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1222 constructor accordingly.
1223 (class Gc_process_relocs): Likewise.
1224 (class Scan_relocs): Likewise.
1225 * common.h (class Allocate_commons_task): Remove symtab_lock_
1226 field, and corresponding constructor parameter.
1227 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1229 (Allocate_commons_task::locks): Likewise.
1231 2010-02-11 Ian Lance Taylor <iant@google.com>
1233 * gold-threads.h (class Once): Define.
1234 (class Initialize_lock): Rewrite as child of Once.
1235 * gold-threads.cc (class Once_initialize): Define.
1236 (once_pointer_control): New static variable.
1237 (once_pointer, once_arg): New static variables.
1238 (c_run_once): New static function.
1239 (Once::Once, Once::run_once, Once::internal_run): New functions.
1240 (class Initialize_lock_once): Remove.
1241 (initialize_lock_control): Remove.
1242 (initialize_lock_pointer): Remove.
1243 (initialize_lock_once): Remove.
1244 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1245 (Initialize_lock::initialize): Rewrite.
1246 (Initialize_lock::do_run_once): New function.
1247 * archive.cc (Archive::interpret_header): Only clear name if it is
1249 * fileread.cc: Include "gold-threads.h"
1250 (file_counts_lock): New static variable.
1251 (file_counts_initialize_lock): Likewise.
1252 (File_read::release): Only increment counts when using --stats.
1253 Use a lock around the increment.
1254 * parameters.cc (class Set_parameters_target_once): Define.
1255 (set_parameters_target_once): New static variable.
1256 (Parameters::Parameters): Move here from parameters.h.
1257 (Parameters::set_target): Rewrite.
1258 (Parameters::set_target_once): New function.
1259 (Parameters::clear_target): Move here and rewrite.
1260 * parameters.h (class Parameters): Update declarations. Add
1261 set_parameters_target_once_ field.
1262 (Parameters::Parameters): Move to parameters.cc.
1263 (Parameters::clear_target): Likewise.
1264 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1266 (Start_group::~Start_group): New function.
1267 (Start_group::is_runnable): New function.
1268 (Start_group::locks, Start_group::run): New functions.
1269 (Finish_group::run): Change saw_undefined to size_t.
1270 * readsyms.h (class Start_group): Define.
1271 (class Finish_group): Change saw_undefined_ field to size_t.
1272 (Finish_group::Finish_group): Remove saw_undefined and
1273 this_blocker parameters. Change all callers.
1274 (Finish_group::set_saw_undefined): New function.
1275 (Finish_group::set_blocker): New function.
1276 * symtab.h (class Symbol_table): Change saw_undefined to return
1277 size_t. Change saw_undefined_ field to size_t.
1278 * target-select.cc (Set_target_once::do_run_once): New function.
1279 (Target_selector::Target_selector): Initialize set_target_once_
1280 field. Don't initialize lock_ and initialize_lock_ fields.
1281 (Target_selector::instantiate_target): Rewrite.
1282 (Target_selector::set_target): New function.
1283 * target-select.h (class Set_target_once): Define.
1284 (class Target_selector): Update declarations. Make
1285 Set_target_once a friend. Remove lock_ and initialize_lock_
1286 fields. Add set_target_once_ field.
1288 2010-02-10 Ian Lance Taylor <iant@google.com>
1290 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1292 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1293 (queue_middle_tasks): Add all blockers before queueing any tasks.
1294 (queue_final_tasks): Likewise.
1295 * token.h (Task_token::add_blockers): New function.
1296 * object.h (Input_objects::number_of_relobjs): New function.
1298 2010-02-10 Ian Lance Taylor <iant@google.com>
1300 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1301 shared, not if not position independent.
1302 * x86_64.cc (Relocate::relocate_tls): Likewise.
1303 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1304 (tls_pie_pic_test): New target.
1305 * testsuite/Makefile.in: Rebuild.
1307 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1308 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1309 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1310 * testsuite/Makefile.in: Rebuild.
1312 2010-02-09 David S. Miller <davem@davemloft.net>
1314 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1315 R_SPARC_RELATIVE using ->add_local_relative().
1316 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1318 * output.h (Output_data_dynamic::add_section_size): New method
1319 that takes two Output_data objects.
1320 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1321 entry param. Handle it in initializers.
1322 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1323 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1324 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1326 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1327 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1328 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1329 for dynrel_includes_plt.
1330 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1331 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1332 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1334 (Target_sparc::do_finalize_sections): Update to pass true for
1335 dynrel_includes_plt.
1336 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1337 output before .rela.plt
1338 (Target_powerpc::do_finalize_sections): Update to pass true for
1339 dynrel_includes_plt when 32-bit.
1341 2010-02-08 Doug Kwan <dougkwan@google.com>
1343 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1345 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1346 Arm_relobj::scan_section_for_cortex_a8_stubs,
1347 Arm_relobj::do_relocation_section): Instead of calling
1348 Output_section::output_address, use faster
1349 Arm_relobj::simple_input_section_output_address.
1351 2010-02-08 David S. Miller <davem@davemloft.net>
1353 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1354 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1355 relocation helper function.
1357 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1358 just like R_SPARC_GOT{10,13,22}.
1359 (Target_sparc::Scan::local): Likewise.
1360 (Target_sparc::Relocate:relocate): Likewise.
1362 2010-02-06 Ian Lance Taylor <iant@google.com>
1364 * configure.ac: Rewrite targetobjs duplicate removal code to use
1365 only shell constructs.
1366 * configure: Rebuild.
1368 2010-02-05 Doug Kwan <dougkwan@google.com>
1371 * arm.cc (Arm_relobj::section_is_scannable): New method.
1372 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1373 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1375 2010-02-04 Doug Kwan <dougkwan@google.com>
1378 * arm-reloc-property.cc (cstdio): Include.
1379 * configure.ac (targetobjs): Remove duplicates.
1380 * configure: Regenerate.
1381 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1382 big and little endian version for a given address size.
1384 2010-02-03 Doug Kwan <dougkwan@google.com>
1386 * arm-reloc-property.cc
1387 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1389 * arm-reloc-property.h
1390 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1391 New method definition.
1392 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1394 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1396 (GOT_PREL): Change implemented to Y.
1397 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1398 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1399 (Arm_relocate_functions::movw_abs_nc): Remove method.
1400 (Arm_relocate_functions::movt_abs): Ditto.
1401 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1402 (Arm_relocate_functions::thm_movt_abs): Ditto.
1403 (Arm_relocate_functions::movw_rel_nc): Ditto.
1404 (Arm_relocate_functions::movw_rel): Ditto.
1405 (Arm_relocate_functions::movt_rel): Ditto.
1406 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1407 (Arm_relocate_functions:thm_movw_rel): Ditto.
1408 (Arm_relocate_functions:thm_movt_rel): Ditto.
1409 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1410 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1411 New method definitions.
1412 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1413 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1414 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1415 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1416 (Target_arm::Relocate::relocate): Check for non-static or
1417 unimplemented relocation code and exit early. Change calls to
1418 Target_arm::reloc_uses_thumb_bit and
1419 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1420 instead. Refactor code to handle similar relocations to increase
1421 code sharing. Remove check for unsupported relocation code in switch
1423 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1424 relocation property table to find out size. Change error message to
1425 print out the name of a relocation code instead of the numeric value.
1426 (Target_arm::scan_reloc_for_stub): Use relocation property table
1427 instead of calling Target_arm::reloc_uses_thumb_bit().
1429 2010-02-02 Doug Kwan <dougkwan@google.com>
1431 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1432 types of relaxed input section.
1434 2010-02-02 Doug Kwan <dougkwan@google.com>
1436 * Makefile.am (HFILES): Add arm-reloc-property.h.
1438 (TARGETSOURCES): Add arm-reloc-property.cc
1439 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1440 (libgold_a_SOURCES): $(DEFFILES)
1441 * Makefile.in: Regenerate.
1442 * arm-reloc-property.cc: New file.
1443 * arm-reloc-property.h: New file.
1444 * arm-reloc.def: New file.
1445 * arm.cc: Update comments.
1446 (arm-reloc-property.h): New included header.
1447 (arm_reloc_property_table): New global variable.
1448 (Target_arm::do_select_as_default_target): New method definition.
1449 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1450 arm-reloc-property to targ_extra_obj.
1451 * parameters.cc (set_parameters_target): Call
1452 Target::select_as_default_target().
1453 * target.h (Target::select_as_default_target): New method definition.
1454 (Target::do_select_as_default_target): Same.
1456 2010-02-01 Doug Kwan <dougkwan@google.com>
1458 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1459 first_output_text_section_.
1460 (Arm_exidx_fixup::first_output_text_section): New method definition.
1461 (Arm_exidx_fixup::first_output_text_section_): New data member.
1462 (Arm_exidx_fixup::process_exidx_section): Record the first text
1463 output section seen.
1464 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1465 and entsize in output section header.
1467 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1469 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1470 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1471 (Arm_relocate_functions::thm_alu11): New Method.
1472 (Arm_relocate_functions::thm_pc8): New Method.
1473 (Arm_relocate_functions::thm_pc12): New Method.
1474 (Target_arm::Scan::local): Handle the relocations.
1475 (Target_arm::Scan::global): Likewise.
1476 (Target_arm::Relocate::relocate): Likewise.
1477 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1479 2010-01-29 Doug Kwan <dougkwan@google.com>
1481 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1482 of relocation types as ld.
1484 2010-01-29 Doug Kwan <dougkwan@google.com>
1486 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1488 (Arm_relocate_functions::thumb_branch_common): Ditto.
1489 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1490 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1491 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1492 Arm_relocate_functions::jump24): Remove.
1493 (Target_arm::Relocate::relocate): Adjust code to call
1494 Arm_relocation_functions::arm_branch_common and
1495 Arm_relocation_functions::thumb_branch_common instead of their removed
1496 wrappers. Merge switch-cases together to reduce source code size.
1498 2010-01-29 Doug Kwan <dougkwan@google.com>
1500 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1501 output_local_symbol_count_needs_update_.
1502 (Arm_relobj::output_local_symbol_count_needs_update,
1503 Arm_relobj::set_output_local_symbol_count_needs_update,
1504 Arm_relobj::update_output_local_symbol_count): New methods.
1505 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1507 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1508 of pointed function as in a R_ARM_PREL31 relocation.
1509 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1510 for output local symbol count updating.
1511 (Target_arm::do_relax): Update output local symbol counts in objects
1513 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1515 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1517 * arm.cc: Added support for the ARM relocations:
1518 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1519 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1520 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1522 (Arm_relocate_functions::movw_rel): New method.
1523 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1524 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1526 (Arm_relocate_functions::thm_movw_rel): New method.
1527 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1529 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1531 (Target_arm::Scan::global): Likewise.
1532 (Target_arm::Relocate::relocate): Likewise.
1533 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1536 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1538 * arm.cc: Added support for ARM group relocations.
1539 (Target_arm::reloc_needs_sym_origin): New method.
1540 (Arm_relocate_functions::calc_grp_kn): New method.
1541 (Arm_relocate_functions::calc_grp_residual): New method.
1542 (Arm_relocate_functions::calc_grp_gn): New method.
1543 (Arm_relocate_functions::arm_grp_alu): New Method.
1544 (Arm_relocate_functions::arm_grp_ldr): New Method.
1545 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1546 (Arm_relocate_functions::arm_grp_ldc): New Method.
1547 (Target_arm::Scan::local): Handle the ARM group relocations.
1548 (Target_arm::Scan::global): Likewise.
1549 (Target_arm::Relocate::relocate): Likewise.
1550 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1553 2010-01-26 Doug Kwan <dougkwan@google.com>
1555 * arm.cc (set): Include.
1556 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1558 (Arm_output_section::Text_section_list): New type.
1559 (Arm_output_section::append_text_sections_to_list): New method.
1560 (Arm_output_section::fix_exidx_coverage): Ditto.
1561 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1562 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1563 Relobj::set_section_offset() instead of
1564 Sized_relobj::invalidate_section_offset().
1565 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1566 parameter for section headers. Ignore relocation sections for
1567 unallocated sections and EXIDX sections.
1568 (Target_arm::fix_exidx_coverage): New method.
1569 (Target_arm::output_section_address_less_than): New type.
1570 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1571 linked text section instead of the EXIDX section.
1572 (Arm_output_section::create_stub_group): Add an assertion to check
1573 that this is not an EXIDX output section.
1574 (Arm_output_section::append_text_sections_to_list): New method.
1575 (Arm_output_section::fix_exidx_coverage): Ditto.
1576 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1577 Arm_relobj::section_needs_reloc_stub_scanning.
1578 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1580 (Target_arm::fix_exidx_coverage): New method.
1581 * object.h (Relobj::set_output_section): New method.
1582 (Sized_relobj::invalidate_section_offset): Remove method.
1583 (Sized_relobj::do_invalidate_section_offset): Remove method.
1584 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1586 2010-01-25 Doug Kwan <dougkwan@google.com>
1588 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1589 Fix warning due to signed and unsigned comparison on a 32-bit host.
1591 2010-01-22 Doug Kwan <dougkwan@google.com>
1593 * arm.cc (Target_arm::do_relax): Record an output section for section
1594 offset adjustment it contains any stub table that has changed.
1595 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1596 offsets in an output section if necessary.
1597 * output.cc (Output_section::Output_section): Initialize
1598 section_offsets_need_adjustments_.
1599 (Output_section::add_input_section_for_script): Renamed to
1600 Output_section::add_simple_input_section.
1601 (Output_section::save_states): Add a comment.
1602 (Output_section::discard_states): New method defintion.
1603 (Output_section::adjust_section_offsets): Same.
1604 * output.h (Output_section::add_input_section_for_script): Renamed to
1605 Output_section::add_simple_input_section.
1606 (Output_section::discard_states): New method declaration.
1607 (Output_section::adjust_section_offsets): Same.
1608 (Output_section::section_offsets_need_adjustment,
1609 Output_section::set_section_offsets_need_adjustment): New method
1611 (Output_section::section_offsets_need_adjustment_): New data member.
1612 * script-sections.cc
1613 (Output_section_element_input::set_section_address): Adjust code for
1614 renaming of Output_section::add_input_section_for_script.
1615 (Orphan_output_section::set_section_address): Same.
1617 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1619 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1620 Fix_v4bx enum values .
1621 * gold/options.h (General_options): New option definitions.
1622 (General_options::fix_v4bx): New method.
1623 (General_options::Fix_v4bx): New enum.
1624 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1625 (General_options::parse_fix_v4bx_interworking): New method.
1627 2010-01-22 Doug Kwan <dougkwan@google.com>
1629 * arm.cc (Arm_exidx_fixup): New class.
1631 2010-01-21 Doug Kwan <dougkwan@google.com>
1633 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1635 (Arm_exidx_section_offset_map): New type.
1637 2010-01-21 Doug Kwan <dougkwan@google.com>
1639 * arm.cc (Arm_exidx_input_section): New class.
1640 (Arm_relobj::exidx_input_section_by_link,
1641 Arm_relobj::exidx_input_section_by_shndx,
1642 Arm_relobj::make_exidx_input_section): New methods.
1643 (read_arm_attributes_section): Remove.
1644 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1645 information about them.
1646 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1649 2010-01-20 Doug Kwan <dougkwan@google.com>
1651 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1652 Input_section_specifier to Section_id.
1653 (Target_arm::new_arm_input_section: Adjust code for change of key
1655 (Target_arm::find_arm_input_section): Ditto.
1656 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1657 (Section_id): Remove.
1658 (Garbage_collection::Section_id_hash): Remove.
1659 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1660 (Section_id): Remove.
1661 (Icf::Section_id_hash): Remove.
1662 * object.h (Section_id, Const_section_id, Section_id_hash,
1663 Const_section_id_hash): New type definitions.
1664 * output.cc (Output_section::add_relaxed_input_section): Change to
1665 use Const_section_id instead of Input_section_specifier as key type.
1666 (Output_section::add_merge_input_section): Ditto.
1667 (Output_section::build_relaxation_map): Change to use Section_id
1668 instead of Input_section_specifier as key type.
1669 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1671 (Output_section::convert_input_sections_to_relaxed_sections): Change
1672 to use Const_section_id instead of Input_section_specifier as key type.
1673 (Output_section::find_merge_section): Ditto.
1674 (Output_section::find_relaxed_input_section): Ditto.
1675 * output.h (Input_section_specifier): Remove class.
1676 (Output_section::Output_section_data_by_input_section_map): Change
1677 key type to Const_section_id.
1678 (Output_section::Output_relaxed_input_section_by_input_section_map):
1680 (Output_section::Relaxation_map): Change key type to Section_id.
1682 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1684 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1685 (class Arm_v4bx_stub): New class.
1686 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1687 (Stub_factory::make_arm_v4bx_stub): New method.
1688 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1689 (Stub_table::empty): Handle v4bx stubs.
1690 (Stub_table::add_arm_v4bx_stub): New method.
1691 (Stub_table::find_arm_v4bx_stub): New method.
1692 (Arm_relocate_functions::v4bx): New method.
1693 (Target_arm::fix_v4bx): New method.
1694 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1695 (Stub_table::relocate_stubs): Likewise.
1696 (Stub_table::do_write): Likewise.
1697 (Stub_table::update_data_size_and_addralign): Likewise.
1698 (Stub_table::finalize_stubs): Likewise.
1699 (Target_arm::Scan::local): Likewise.
1700 (Target_arm::Scan::global): Likewise.
1701 (Target_arm::do_finalize_sections): Likewise.
1702 (Target_arm::Relocate::relocate): Likewise.
1703 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1705 (Target_arm::scan_reloc_for_stub): Likewise.
1706 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1708 2010-01-19 Ian Lance Taylor <iant@google.com>
1710 * output.cc (Output_section_headers::do_sized_write): Write large
1711 segment count to sh_info field.
1712 (Output_file_header::do_sized_write): For large segment count,
1713 write PN_XNUM to e_phnum field.
1715 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1717 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1718 (Arm_relocate_functions::thm_jump8): New function.
1719 (Arm_relocate_functions::thm_jump11): New function.
1720 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1722 (Target_arm::Scan::global): Likewise.
1723 (Target_arm::Relocate::relocate): Likewise.
1724 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1727 2010-01-14 Doug Kwan <dougkwan@google.com>
1729 * arm.cc (map, utility): Include headers.
1730 (Target_arm::apply_cortex_a8_workaround): New method.
1731 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1732 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1733 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1734 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1735 the --[no-]fix-cortex-a8 command line options.
1736 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1737 (Target_arm::relocate_stub): Use addend in instruction template.
1738 * options.h (DEFINE_bool): Set the user-set flag.
1739 (General_options): Add --[no-]-fix-cortex options.
1740 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1741 : Update fast look-up map after conversion.
1743 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1745 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1746 in the first pass of do_layout.
1748 2010-01-13 Doug Kwan <dougkwan@google.com>
1750 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1751 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1752 apparent compiler problem of not folding static constant integral
1753 data members of elfcpp::Elf_sizes<32>.
1755 2010-01-13 Doug Kwan <dougkwan@google.com>
1757 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1758 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1759 Arm_relobj::scan_section_for_cortex_a8_erratum,
1760 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1761 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1762 sections to scan for relocation stubs into a new method
1763 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1764 relocation and Cortex-A8 stub scanning.
1765 (Target_arm::do_relax): Force stubs to be after stubbed sections
1766 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1767 the beginning of a new relaxation pass. Update a comment.
1768 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1770 2010-01-12 Ian Lance Taylor <iant@google.com>
1772 * target-reloc.h (visibility_error): New inline function.
1773 (relocate_section): Call visibility_error.
1774 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1775 (MOSTLYCLEANFILES): Likewise.
1776 (protected_4_pic.o, protected_3.err): New targets.
1777 * testsuite/protected_4.cc: New file.
1779 2010-01-12 Doug Kwan <dougkwan@google.com>
1781 * arm.cc (Cortex_a8_reloc): New class.
1782 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1783 and cortex_a8_relocs_info_.
1784 (Target_arm::fix_cortex_a8): New method definition.
1785 (Target_arm::Cortex_a8_relocs_info): New type.
1786 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1787 New data member declarations.
1788 (Target_arm::scan_reloc_for_stub): Record information about
1789 relocations for THUMB branches that might be exempted from the
1790 Cortex-A8 workaround.
1791 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1792 at the beginning of a relaxation pass.
1794 2010-01-12 Doug Kwan <dougkwan@google.com>
1796 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1797 (Arm_relobj::Mapping_symbol_position,
1798 Arm_reloj::Mapping_symbol_position_less,
1799 Arm_relobj::Mapping_symbols_info): New types.
1800 (Target_arm::is_mapping_symbol_name): New method definition.
1801 (Arm_relobj::do_count_local_symbols): Save information about mapping
1804 2010-01-11 Doug Kwan <dougkwan@google.com>
1806 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1807 Arm_relocate_functions::thumb32_branch_upper,
1808 Arm_relocate_functions::thumb32_branch_lower,
1809 Arm_relocate_functions::thumb32_cond_branch_offset,
1810 Arm_relocate_functions::thumb32_cond_branch_upper,
1811 Arm_relocate_functions::thumb32_cond_branch_lower,
1812 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1813 branch offset encoding.
1814 (Arm_relocate_functions::thumb_branch_common): Use new branch
1815 offset encoding methods to avoid code duplication.
1816 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1817 (Stub_addend_reader::operator()): Use new branch encoding method
1818 to avoid code duplication.
1820 2010-01-11 Doug Kwan <dougkwan@google.com>
1822 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1823 (Target_arm::do_finalize_sections): Define special EXIDX section
1824 symbols only if referenced.
1825 * gc.h (Garbage_collection::add_reference): New method.
1826 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1829 2010-01-11 Ian Lance Taylor <iant@google.com>
1831 * script.cc (Version_script_info::build_expression_list_lookup):
1832 Change complaing about duplicate wildcard match from error to
1835 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1837 (Version_script_info::Version_script_info): Initialize globs_,
1838 default_version_, default_is_global_, and exact_. Don't
1839 initialize globals_ or locals_.
1840 (Version_script_info::build_lookup_tables): Build local symbols
1842 (Version_script_info::unquote): New function.
1843 (Version_script_info::add_exact_match): New function.
1844 (Version_script_info::build_expression_list_lookup): Remove lookup
1845 parameter. Add is_global parameter. Change all callers. Handle
1846 wildcard pattern specially. Unquote pattern. Call
1848 (Version_script_info::get_name_to_match): New function.
1849 (Version_script_info::get_symbol_version): New function.
1850 (Version_script_info::get_symbol_version_helper): Remove.
1851 (Version_script_info::check_unmatched_names): Call unquote.
1852 * script.h (class Version_script_info): Change get_symbol_version
1853 to be non-inline and add is_global parameter; change all callers.
1854 Rewrite symbol_is_local. Update declarations. Define struct
1855 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1856 Remove globals_ and locals_ members. Add exact_, globs_,
1857 default_version_, is_global_.
1858 (Version_script_info::Glob): Remove pattern, add expression and
1859 is_global. Update constructor. Change all callers.
1860 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1862 (Versions::symbol_section_contents): If a symbol is undefined, or
1863 defined in a dynamic object, set the version index to
1865 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1867 (Symbol_table::add_from_pluginobj): Likewise.
1868 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1870 2010-01-11 Doug Kwan <dougkwan@google.com>
1872 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1873 (incremental_dump_LDADD): Add linking option for libintl.
1874 * Makefile.in: Regenerate.
1876 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1879 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1881 * testsuite/Makefile.in: Regenerated.
1883 2010-01-10 Doug Kwan <dougkwan@google.com>
1885 * options.h (DEFINE_var): Use parentheses around argument varname__
1886 in macro body to avoid any unintended subsequent substitutions.
1888 2010-01-10 Ian Lance Taylor <iant@google.com>
1890 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1891 candidates before doing symbol resolution.
1893 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1894 ODR candidates if only one is weak.
1896 2010-01-08 Ian Lance Taylor <iant@google.com>
1898 * script.cc (Version_script_info::build_expression_list_lookup):
1899 Don't warn about ambiguous version, just record the ambiguity.
1900 (Version_script_info::get_symbol_version_helper): Give error if
1901 version is ambiguous.
1903 2010-01-08 Doug Kwan <dougkwan@google.com>
1905 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1906 prev_data_size_ and prev_addralign_. Remove initializer for
1907 deleted data member has_been_changed_.
1908 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1909 to determine if the table is empty.
1910 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1912 (Stub_table::add_reloc_stub): Define method in class definition
1913 instead of just declaring it there.
1914 (Stub_table::add_cortex_a8_stub): New method definition.
1915 (Stub_table::update_data_size_and_addralign): Ditto.
1916 (Stub_table::finalize_stubs): Ditto.
1917 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1918 (Stub_table::do_addralign_): Return address alignment in the
1919 (Stub_table::do_reset_address_and_file_offset): Define method in
1920 class definition instead of declaring it there. Set current data
1921 size to be the data size of the previous pass.
1922 (Stub_table::set_final_data_size): Use current data size as the
1924 (Stub_table::relocate_stub): Change parameter type of stub from
1925 Reloc_stub pointer to Stub pointer.
1926 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1927 (Stub_table::Cortex_a8_stub_list): New typedef.
1928 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1929 Stub_table::prev_addralign_): New data member.
1930 (Arm_relobj::Arm_relobj): Initialize data member
1931 section_has_cortex_a8_workaround_.
1932 (Arm_relobj::section_has_cortex_a8_workaround,
1933 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1935 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1937 (Target_arm::relocate_stub): Change parameter type of stub from
1938 Reloc_stub pointer to Stub pointer.
1939 (Insn_template::size, Insn_template::alignment): Handle
1940 THUMB16_SPECIAL_TYPE.
1941 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1942 Stub_table::update_data_size_and_addralign,
1943 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1945 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1946 (Stub_table::do_write): Ditto.
1947 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1949 2010-01-08 Ian Lance Taylor <iant@google.com>
1952 * symtab.h (class Symbol): Remove fields is_target_special_ and
1953 has_plt_offset_. Add field is_defined_in_discarded_section_.
1954 (Symbol::is_defined_in_discarded_section): New function.
1955 (Symbol::set_is_defined_in_discarded_section): New function.
1956 (Symbol::has_plt_offset): Rewrite.
1957 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1958 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1959 Don't initialize is_target_special_ or has_plt_offset_.
1960 Initialize is_defined_in_discarded_section_.
1961 (Symbol_table::add_from_relobj): If appropriate, set
1962 is_defined_in_discarded_section.
1963 * resolve.cc (Symbol::override_base_with_special): Don't test
1964 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1965 * target-reloc.h (relocate_section): Do special handling for
1966 symbols defined in discarded sections for global symbols as well
1969 2010-01-08 Ian Lance Taylor <iant@google.com>
1971 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1972 the SHT_SYMTAB case.
1974 2010-01-08 Ian Lance Taylor <iant@google.com>
1976 * object.cc (Sized_relobj::do_layout): Don't get confused if
1977 layout_eh_frame returns NULL.
1979 2010-01-08 Ian Lance Taylor <iant@google.com>
1982 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1983 dynamic symbol table, use the normal symbol table.
1984 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1987 2010-01-08 Ian Lance Taylor <iant@google.com>
1990 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1993 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1995 * version.cc (print_version): Change to "Copyright 2010".
1997 2010-01-08 Ian Lance Taylor <iant@google.com>
2001 * i386.cc (class Target_i386): Change return type of plt_section
2003 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2004 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2005 tls_desc_rel_ field.
2006 (Output_data_plt_i386::rel_tls_desc): New function.
2007 (Target_i386::rel_tls_desc_section): New function.
2008 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2009 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2010 R_386_TLS_DESC reloc in rel_tls_desc_section.
2011 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2012 Define struct Tlsdesc_info.
2013 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2014 (Target_x86_64::do_reloc_symbol_index): New function.
2015 (Target_x86_64::add_tlsdesc_info): New function.
2016 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2017 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2019 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2021 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2022 (Target_x86_64::rela_tlsdesc_section): New function.
2023 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2025 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2026 (Target_x86_64::do_reloc_addend): New function.
2027 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2028 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2029 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2030 (Output_reloc::type): New function.
2031 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2032 (Output_reloc::is_target_specific): New function.
2033 (Output_reloc::target_arg): New function.
2034 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2035 absolute relocs and target specific relocs.
2036 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2037 add_target_specific.
2038 (class Output_data_reloc) [SHT_RELA]: Likewise.
2039 * output.cc (Output_reloc::Output_reloc): Add four new versions
2040 for absolute relocs and target specific relocs.
2041 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2042 (Output_reloc::get_symbol_index): Likewise.
2043 (Output_reloc::local_section_offset): Check that local_sym_index_
2044 is not TARGET_CODE or 0.
2045 (Output_reloc::symbol_value): Likewise.
2046 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2048 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2049 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2051 * layout.cc (add_target_dynamic_tags): Use output section for
2052 DT_PLTRELSZ and DT_JMPREL.
2054 2010-01-07 Ian Lance Taylor <iant@google.com>
2057 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2059 (class Output_data_reloc_generic): Define.
2060 (class Output_data_reloc_base): Change base class to
2061 Output_data_reloc_generic. Change add() method to call
2062 bump_relative_reloc_count for a relative reloc. Remove
2064 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2066 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2067 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2069 * layout.h (class Layout): Update declaration.
2071 2010-01-07 Ian Lance Taylor <iant@google.com>
2073 * output.h (class Output_data): Add const version of
2074 output_section and do_output_section.
2075 (class Output_section_data): Add const version of
2077 (class Output_section): Likewise.
2078 * layout.cc (Layout::add_target_dynamic_tags): New function.
2079 * layout.h (class Layout): Update declarations.
2080 * arm.cc (Target_arm::do_finalize_sections): Use
2081 add_target_dynamic_tags.
2082 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2083 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2084 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2085 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2087 2010-01-07 Ian Lance Taylor <iant@google.com>
2090 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2093 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2094 Ian Lance Taylor <iant@google.com>
2097 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2098 Xindex::read_symtab_xindex.
2100 2010-01-07 Doug Kwan <dougkwan@google.com>
2102 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2103 (Insn_template::thumb16_bcond_insn): New method declaration.
2104 (Insn_template): Fix spelling.
2105 (Stub::thumb16_special): New method declaration.
2106 (Stub::do_write): Define virtual method which was previously pure
2108 (Stub::do_thumb16_special): New method declaration.
2109 (Stub::do_fixed_endian_write): New template member.
2110 (Reloc_stub::do_write): Remove.
2111 (Reloc_stub::do_fixed_endian_write): Remove.
2112 (Cortex_a8_stub): New class definition.
2113 (Stub_factory::make_cortex_a8_stub): New method definition.
2114 (Stub_factory::Stub_factory): Add missing static storage class
2115 qualifier for elf32_arm_stub_a8_veneer_blx.
2117 2010-01-07 Ian Lance Taylor <iant@google.com>
2120 * options.h (class General_options): Add --warn-unresolved-symbols
2121 and --error-unresolved-symbols.
2122 * errors.cc (Errors::undefined_symbol): Implement
2123 --warn-unresolved-symbols.
2125 * options.h (class General_options): Add -z text and -z textoff.
2126 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2128 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2130 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2131 (Garbage_collection::cident_sections): New function.
2132 (Garbage_collection::add_cident_section): New function.
2133 (Garbage_collection::cident_sections_): New member.
2134 (gc_process_relocs): Add references to sections whose names are C
2136 * gold.h (cident_section_start_prefix): New constant.
2137 (cident_section_stop_prefix): New constant.
2138 (is_cident): New function.
2139 * layout.cc (Layout::define_section_symbols): Replace string constants
2140 with the newly defined constants.
2141 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2143 * testsuite/Makefile.am: Add gc_orphan_section_test.
2144 * testsuite/Makefile.in: Regenerate.
2145 * testsuite/gc_orphan_section_test.cc: New file.
2146 * testsuite/gc_orphan_section_test.sh: New file.
2148 2010-01-06 Ian Lance Taylor <iant@google.com>
2151 * options.h (class General_options): Add --warn-shared-textrel.
2152 * layout.cc (Layout::finish_dynamic_section): Implement
2153 --warn-shared-textrel.
2156 * options.h (class General_options): Add --warn-multiple-gp.
2158 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2160 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2161 $(THREADSLIB) and $(LIBDL).
2162 * Makefile.in: Rebuild.
2164 2010-01-06 Ian Lance Taylor <iant@google.com>
2167 * options.cc (General_options::parse_section_start): New function.
2168 (General_options::section_start): New function.
2169 (General_options::General_options): Initialize all members.
2170 * options.h: Include <map>
2171 (class General_options): Add --section-start. Add section_starts_
2173 * layout.cc (Layout::attach_allocated_section_to_segment): If
2174 --section-start was used, set the address of the segment. Remove
2175 local sort_sections.
2176 (Layout::relaxation_loop_body): If the address of the load segment
2177 has been set by --section-start, don't use it.
2178 * output.h (Output_segment::update_flags_for_output_section): New
2180 * output.cc (Output_segment::add_output_section): Call
2181 update_flags_for_output_section.
2183 2010-01-05 Ian Lance Taylor <iant@google.com>
2186 * options.h (class General_options): Add --undefined-version.
2187 * script.cc (struct Version_expression): Add was_matched_by_symbol
2189 (Version_script_info::matched_symbol): New function.
2190 (Version_script_info::get_symbol_version_helper): Call
2192 (Version_script_info::check_unmatched_names): New function.
2193 * script.h (class Version_script_info): Update declarations.
2194 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2196 * options.h (class General_options): Use DEFINE_bool_alias for
2197 allow_multiple_definition.
2198 * resolve.cc (Symbol_table::should_override): Don't test
2199 allow_multiple_definition.
2202 * options.h (class General_options): Add --cref.
2203 * main.cc (main): Print cref table if --cref. Don't close mapfile
2204 until after printing cref table.
2205 * cref.cc: Include "symtab.h".
2206 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2207 (Cref_table_compare::operator()): New function.
2208 (Cref_inputs::gather_cref): New function.
2209 (filecol): New static const.
2210 (Cref_inputs::print_cref): New function.
2211 (Cref::print_cref): New function.
2212 * cref.h: Include <cstdio>.
2213 (class Cref): Update declarations.
2214 * mapfile.h (Mapfile::file): New function.
2215 * object.h (class Object): Define Symbols. Declare virtual
2216 do_get_global_symbols.
2217 (Object::get_global_symbols): New function.
2218 * object.cc (Input_objects::add_object): Pass object to cref_ if
2220 (Input_objects::archive_start): Likewise.
2221 (Input_objects::archive_stop): Likewise.
2222 (Input_objects::print_cref): New function.
2223 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2224 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2226 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2228 * plugin.h (class Sized_pluginobj): Update declarations.
2230 2010-01-05 Ian Lance Taylor <iant@google.com>
2232 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2233 to is_default_version. Rename insdef to insdefault.
2234 (Symbol_table::add_from_relobj): Rename def to is_default_version
2235 and local to is_forced_local.
2236 (Symbol_table::add_from_pluginobj): Likewise.
2237 (Symbol_table::add_from_dynobj): Likewise.
2238 (Symbol_table::define_special_symbol): Rename insdef to
2241 2010-01-04 Ian Lance Taylor <iant@google.com>
2244 * options.h (class General_options): Add
2245 --allow-multiple-definition and -z muldefs.
2246 * resolve.cc (Symbol_table::should_override): Don't warn about a
2247 multiple symbol definition if --allow-multiple-definition or -z
2251 * options.h (class General_options): Add --add-needed and
2252 --copy-dt-needed-entries. Tweak --as-needed help entry.
2253 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2254 error if --copy-dt-needed-entries aka --add-needed is used and
2255 would cause a change in behaviour.
2258 * options.h (class General_options): Add -G as a short version of
2259 --shared. Add no-op options -assert, -g, and -i.
2261 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2263 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2264 check for .text or .gnu.linkonce.t sections.
2265 * icf.cc (Icf::find_identical_sections): Ditto.
2266 Change the detection for mangled function name within the section
2268 * icf.h (is_section_foldable_candidate): New function.
2270 2009-12-30 Ian Lance Taylor <iant@google.com>
2273 * options.h (class General_options): Permit two dashes with
2274 --retain-symbols-file.
2276 2009-12-30 Ian Lance Taylor <iant@google.com>
2279 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2280 don't put the file header and segment headers in the text
2284 * common.cc (Sort_commons::operator()): Stabilize sort when both
2286 (Symbol_table::do_allocate_commons_list): When allocating common
2287 symbols, skip a symbol which is no longer common.
2288 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2289 an object before checking its type.
2290 * testsuite/common_test_2.c: New file.
2291 * testsuite/common_test_3.c: New file.
2292 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2293 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2294 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2295 (common_test_2_pic.o, common_test_2.so): New targets.
2296 (common_test_3_pic.o, common_test_3.so): New targets.
2297 * testsuite/Makefile.in: Rebuild.
2300 * script.cc (read_input_script): If we see a new SECTIONS clause,
2301 and we have added an input section, give an error.
2302 * layout.h (class Layout): Add have_added_input_section function.
2303 Add have_added_input_section_ field.
2304 * layout.cc (Layout::Layout): Initialize
2305 have_added_input_section_.
2306 (Layout::layout): Set have_added_input_section_.
2307 (Layout::layout_eh_frame): Likewise.
2309 2009-12-30 Ian Lance Taylor <iant@google.com>
2312 * options.h (class General_options): Add --sort-common option.
2313 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2314 * common.cc (Sort_common): Add sort_order parameter to
2315 constructor. Add sort_order_ field.
2316 (Sort_commons::operator): Check sort_order_.
2317 (Symbol_table::allocate_commons): Determine the sort order.
2318 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2320 (Symbol_table::do_allocate_commons_list): Likewise.
2322 2009-12-30 Ian Lance Taylor <iant@google.com>
2325 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2326 symbols from this object, don't change the visibility of an
2328 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2330 2009-12-30 Ian Lance Taylor <iant@google.com>
2333 * script.h (class Version_script_info): Define Language enum.
2334 Update declarations. Define Glob, Exact, and Lookup types. Add
2335 new fields globals_, locals_, and is_finalized_.
2336 * script.cc: Various formatting fixes.
2337 (class Parser_closure): Change language_stack_ from a vector of
2338 std::string to one of Version_script_info::Language. Adjust all
2340 (class Lazy_demangler): Remove.
2341 (struct Version_expression): Change language from std::string to
2342 Version_script_info::Language.
2343 (Version_script_info::Version_script_info): New function.
2344 (Version_script_info::~Version_script_info): Don't call clear.
2345 (Version_script_info::finalize): New function.
2346 (Version_script_info::build_lookup_tables): New function.
2347 (Version_script_info::build_expression_list_lookup): New
2349 (Version_script_info::get_symbol_version_helper): Rewrite to use
2351 (Version_script_info::print_expression_list): Adjust to use
2352 Version_script_info::Language.
2353 (script_push_lex_into_version_mode): Check that the version script
2354 has not been finalized.
2355 (version_script_push_lang): Change language string to
2356 Version_script_info::Language.
2357 * options.cc (Command_line::version_script): New function.
2358 * options.h (class General_options): Add finalize_dynamic_list
2359 function. Change version_script from declaration to definition.
2360 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2361 * testsuite/version_script.map: Remove duplicate def of foo.
2362 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2364 * testsuite/Makefile.in: Rebuild.
2366 2009-12-30 Ian Lance Taylor <iant@google.com>
2369 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2370 if the input symbol index is 0, make the output symbol index 0.
2372 2009-12-30 Ian Lance Taylor <iant@google.com>
2375 * options.h (class General_options): Add -x/--discard-all.
2376 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2377 --discard-all. If the local symbol needs a dynamic entry, check
2378 that before handling --discard-locals.
2380 2009-12-30 Ian Lance Taylor <iant@google.com>
2383 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2385 (Output_segment::add_output_section): Don't change the flags if
2389 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2390 GNU hash table if they need a dynamic value. Otherwise, don't add
2391 them if they are defined in a dynamic object or are forced local.
2393 2009-12-29 Ian Lance Taylor <iant@google.com>
2396 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2397 .gnu.hash table for a 32-bit target.
2400 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2401 regular and a dynamic object only needs a dynamic symbol table
2402 entry if it is externally visible.
2405 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2406 constructor. Add global_offset_table_ field.
2407 (Target_i386::got_section): Set global_offset_table_.
2408 (Target_i386::do_finalize_sections): Set global_offset_table_
2410 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2411 in constructor. Add global_offset_table_ field.
2412 (Target_x86_64::got_section): Set global_offset_table_.
2413 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2416 * layout.cc (Layout::Layout): Initialize increase_relro_.
2417 (Layout::get_output_section): Add is_relro, is_last_relro, and
2418 is_first_non_relro parameters. Change all callers.
2419 (Layout::choose_output_section): Likewise.
2420 (Layout::add_output_section_data): Likewise.
2421 (Layout::make_output_section): Likewise.
2422 (Layout::set_segment_offsets): Clear increase_relro when using a
2424 * layout.h (class Layout): Add increase_relro method. Add
2425 increase_relro_ field. Update declarations.
2426 * output.cc (Output_section::Output_section): Initialize
2427 is_last_relro_ and is_first_non_relro_.
2428 (Output_segment::add_output_section): Group relro sections is
2429 do_sort is true. Handle is_last_relro and is_first_non_relro.
2430 (Output_segment::maximum_alignment): Remove relro handling.
2431 (Output_segment::set_section_addresses): Add increase_relro
2432 parameter. Change all callers. Add initial alignment to align
2433 relro sections on separate page. Remove old relro handling.
2434 (Output_segment::set_section_list_addresses): Remove in_relro
2435 parameter. Change all callers.
2436 (Output_segment::set_offset): Add increase parameter. Change all
2437 callers. Remove old relro handling.
2438 * output.h (class Output_section): Add new methods: is_last_relro,
2439 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2440 Add is_last_relro_ and is_first_non_relro_ fields.
2441 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2442 Create separate .got.plt section. Call increase_relro.
2443 * x86_64.cc (Target_x86_64::got_section): Likewise.
2444 * testsuite/relro_script_test.t: Add .got.plt.
2447 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2448 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2449 (Layout::finalize): Call set_dynamic_symbol_size.
2450 (Layout::set_dynamic_symbol_size): New function.
2451 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2452 set_dynamic_symbol_size.
2455 * output.h (class Output_section): Add is_entsize_zero_ field.
2456 * output.cc (Output_section::Output_section): Initialize
2458 (Output_section::set_entsize): If two different entsizes are
2459 requested, force it to zero.
2460 (Output_section::add_input_section): Set flags for .debug_str
2461 before updating section flags. Set entsize.
2462 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2463 and SHF_STRING if all input sections have those flags.
2465 2009-12-29 Rafael Espindola <espindola@google.com>
2467 * main.cc (main): Fix the sys time reporting.
2468 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2471 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2473 * options.cc (General_options::parse_version): Allow -v to exit
2474 without an error if there is nothing to link.
2476 2009-12-29 Ian Lance Taylor <iant@google.com>
2478 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2479 using a version of gcc before 4.1.
2480 * configure: Rebuild.
2482 2009-12-28 Chris Demetriou <cgd@google.com>
2484 * attributes.cc (Output_attributes_section_data::do_write): Use
2485 std::vector::front rather than std::vector::data.
2487 2009-12-28 Ian Lance Taylor <iant@google.com>
2489 * symtab.h (class Symbol_table): Add enum Defined.
2490 * resolve.cc (Symbol_table::should_override): Add defined
2491 parameter. Change all callers. Test whether object is NULL
2492 before calling a method on it.
2493 (Symbol_table::report_resolve_problem): Add defined parameter.
2495 (Symbol_table::should_override_with_special): Likewise.
2496 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2497 parameter. Change all callers.
2498 (Symbol_table::do_define_in_output_data): Likewise.
2499 (Symbol_table::define_in_output_segment): Likewise.
2500 (Symbol_table::do_define_in_output_segment): Likewise.
2501 (Symbol_table::define_as_constant): Likewise.
2502 (Symbol_table::do_define_as_constant): Likewise.
2503 * script.h (class Symbol_assignment): Add is_defsym parameter to
2504 constructor; change all callers.
2505 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2506 parameter. Change all callers. Add is_defsym_ field.
2507 (class Parser_closure): Add parsing_defsym parameter to
2508 constructor; change all callers. Add parsing_defsym accessor
2509 function. Add parsing_defsym_ field.
2511 2009-12-28 Ian Lance Taylor <iant@google.com>
2513 * gold.cc (queue_middle_tasks): Fix formatting.
2514 * object.cc (Relobj::is_section_name_included): Likewise.
2516 2009-12-23 Ian Lance Taylor <iant@google.com>
2518 * i386.cc (Target_i386::do_calls_non_split): Recognize
2519 -fsplit-stack prologue for a function with a static chain.
2520 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2521 -fsplit-stack prologue when using %r11.
2523 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2525 * options.cc (General_options::parse_version): Make -v continue and do
2526 the link like GNU ld does.
2528 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2530 * Makefile.am (CCFILES): Add timer.cc.
2531 (HFILES): Add timer.h.
2532 * configure.ac: Check for sysconf and times.
2533 * main.cc: include timer.h.
2534 (main): Use Timer instead of get_run_time.
2537 * workqueue.cc: include timer.h.
2538 (Workqueue::find_and_run_task):
2539 Report user, sys and wall time.
2540 * Makefile.in: Regenerate.
2541 * config.in: Regenerate.
2542 * configure: Regenerate.
2544 2009-12-16 Doug Kwan <dougkwan@google.com>
2546 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2548 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2549 relaxed input sections.
2550 * output.cc (Output_section::find_relaxed_input_section): Change
2551 return type to Output_relaxed_input_section pointer. Adjust code
2552 for new type of relaxed_input_section_map_.
2553 * output.h (Output_section::find_relaxed_input_section): Change
2554 return type to Output_relaxed_input_section pointer.
2555 (Output_section::Output_relaxed_input_section_by_input_section_map):
2557 (Output_section::relaxed_input_section_map_): Change type to
2558 Output_section::Output_relaxed_input_section_by_input_section_map.
2559 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2562 2009-12-15 Ian Lance Taylor <iant@google.com>
2564 * layout.cc (Layout::create_shstrtab): Only write out after input
2565 sections if we are compressing debug sections.
2567 2009-12-15 Ian Lance Taylor <iant@google.com>
2569 * archive.cc (Archive::add_symbols): Only look up a symbol without
2570 a version if there is, in fact, a version.
2572 2009-12-14 Ian Lance Taylor <iant@google.com>
2574 Revert -Wshadow changes, all changes from:
2575 2009-12-11 Doug Kwan <dougkwan@google.com>
2576 2009-12-11 Nick Clifton <nickc@redhat.com>
2577 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2579 2009-12-11 Doug Kwan <dougkwan@google.com>
2581 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2583 * attributes.cc (Object_attribute::size): Ditto.
2584 (Attributes_section_data::size): Ditto.
2585 (Attributes_section_data::Attributes_section_data): Ditto.
2586 (Output_attributes_section_data::do_write): Ditto.
2587 * attributes.h (Object_attribute::set_type): Ditto.
2588 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2590 2009-12-11 Nick Clifton <nickc@redhat.com>
2592 * archive.cc: Fix shadowed variable warnings.
2594 * compressed_output.cc: Likewise.
2595 * compressed_output.h: Likewise.
2596 * configure: Likewise.
2597 * dwarf_reader.cc: Likewise.
2598 * dynobj.cc: Likewise.
2599 * dynobj.h: Likewise.
2600 * ehframe.cc: Likewise.
2601 * ehframe.h: Likewise.
2602 * errors.cc: Likewise.
2603 * expression.cc: Likewise.
2604 * fileread.cc: Likewise.
2605 * fileread.h: Likewise.
2606 * freebsd.h: Likewise.
2607 * i386.cc: Likewise.
2609 * incremental.h: Likewise.
2610 * layout.cc: Likewise.
2611 * layout.h: Likewise.
2612 * mapfile.cc: Likewise.
2613 * merge.cc: Likewise.
2614 * merge.h: Likewise.
2615 * object.cc: Likewise.
2616 * object.h: Likewise.
2617 * options.h: Likewise.
2618 * output.cc: Likewise.
2619 * output.h: Likewise.
2620 * parameters.cc: Likewise.
2621 * plugin.cc: Likewise.
2622 * powerpc.cc: Likewise.
2623 * reduced_debug_output.cc: Likewise.
2624 * reduced_debug_output.h: Likewise.
2625 * reloc.cc: Likewise.
2626 * reloc.h: Likewise.
2627 * resolve.cc: Likewise.
2628 * script-sections.cc: Likewise.
2629 * script.cc: Likewise.
2630 * script.h: Likewise.
2631 * sparc.cc: Likewise.
2632 * symtab.cc: Likewise.
2633 * symtab.h: Likewise.
2634 * target-select.cc: Likewise.
2635 * target-select.h: Likewise.
2636 * token.h: Likewise.
2637 * workqueue.cc: Likewise.
2638 * workqueue.h: Likewise.
2639 * x86_64.cc: Likewise.
2641 2009-12-10 Doug Kwan <dougkwan@google.com>
2643 * arm.cc (attributes.h): New include.
2644 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2645 (Arm_relobj::~Arm_relobj): Delete object pointed by
2646 attributes_section_data_.
2647 (Arm_relobj::attributes_section_data): New method definition.
2648 (Arm_relobj::attributes_section_data_): New data member declaration.
2649 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2650 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2651 attributes_section_data_.
2652 (Arm_dynobj::attributes_section_data): New method definition.
2653 (Arm_dynobj::attributes_section_data_): New data member declaration.
2654 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2655 initialization value of may_use_blx_ to false.
2656 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2657 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2658 object attributes to compute results instead of hard-coding.
2659 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2660 Target_arm::get_secondary_compatible_arch,
2661 Target_arm::set_secondary_compatible_arch
2662 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2663 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2664 New method declarations.
2665 (Target_arm::get_aeabi_object_attribute): New method definition.
2666 (Target_arm::attributes_section_data_): New data member declaration.
2667 (read_arm_attributes_section): New template definition.
2668 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2669 (Arm_dynobj::do_read_symbols): Ditto.
2670 (Target_arm::do_finalize_sections): Merge attributes sections from
2671 input. Check for BLX use after attributes section merging.
2672 Fix __exidx_start and __exidx_end visibility. Create an
2673 .ARM.attributes section if necessary.
2674 (Target_arm::get_secondary_compatible_arch,
2675 Target_arm::set_secondary_compatible_arch,
2676 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2677 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2678 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2679 New method definitions.
2681 2009-12-09 Ian Lance Taylor <iant@google.com>
2683 * plugin.cc (Plugin::load): Don't cast from void* to a function
2686 2009-12-09 Ian Lance Taylor <iant@google.com>
2688 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2691 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2693 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2694 Replace two_file_shared_1.so with two_file_shared_2.so.
2695 * testsuite/Makefile.in: Regenerated.
2697 2009-12-08 Doug Kwan <dougkwan@google.com>
2699 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2700 (HFILES): Add attributes.h and int_encoding.h.
2701 * Makefile.in: Regenerate.
2702 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2703 function definitions to int_encoding.cc
2704 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2705 prototypes to int_encoding.h
2706 * reduced_debug_output.cc (int_encoding.h): New include.
2707 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2708 function definitions to int_encoding.cc
2709 (insert_into_vector, read_from_pointer): Move template definitions to
2711 * attributes.cc: New file.
2712 * attributes.h: New file.
2713 * int_encoding.cc: New file.
2714 * int_encoding.h: New file.
2716 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2719 * incremental-dump.cc (dump_incremental_inputs): New.
2720 (main): Use dump_incremental_inputs.
2722 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2725 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2726 checking elfcpp::STT_FUNC.
2727 (Target_i386::Relocate::relocate): Likewise.
2728 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2730 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2731 symbols from shared libraries into normal FUNC symbols.
2733 * symtab.h (Symbol): Add is_func and use it.
2735 2009-12-05 Doug Kwan <dougkwan@google.com>
2737 * arm.cc (Target_arm::arm_info): Initialize new fields
2738 attributes_section and attributes_vendor.
2739 * i386.cc (Target_i386::i386_info): Same.
2740 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2741 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2742 fields attributes_section and attributes_vendor.
2743 * sparc.cc (Target_sparc::sparc_info): Same.
2744 * target.h (Target::attributes_section, Target::attributes_vendor,
2745 Target::is_attributes_section, Target::attribute_arg_type,
2746 Target::attributes_order): New method definitions.
2747 (Target::Target_info::attributes_section,
2748 Target::Target_info::attributes_vendor): New fields.
2749 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2750 virtual method definitions.
2751 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2752 attributes_section and attributes_vendor.
2753 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2755 2009-12-05 Doug Kwan <dougkwan@google.com>
2757 * arm.cc: Update comments about interworking and stub generation.
2758 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2759 considered as non-PIC.
2760 (Arm_relocate_functions::base_abs): Fix formatting.
2761 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2762 of function to use GOT entry address instead of offset.
2763 (Target_arm::Scan::global): Issue an error if a symbol would need a
2764 PLT does not get one because it is untyped. Remove code to create
2765 dynamic symbols for relative branches.
2766 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2767 takes unsigned integer instead of boolean.
2769 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2771 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2772 (two_file_test_LDADD): Likewise.
2773 (common_test_1_LDADD): Likewise.
2774 (exception_test_LDADD) Likewise.
2775 (weak_test_LDADD): Likewise.
2776 (many_sections_test_LDADD): Likewise.
2777 (initpri1_LDADD): Likewise.
2778 (script_test_1_LDADD): Likewise.
2779 (script_test_2_LDADD): Likewise.
2780 (justsyms_LDADD): Likewise.
2781 (binary_test_LDADD): Likewise.
2782 (large_LDADD): Likewise.
2783 * testsuite/Makefile.in: Regenerated.
2785 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2787 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2788 (Symbol_table::override_with_special): Likewise.
2789 (Symbol_table::add_from_object): Likewise.
2791 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2793 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2794 Don't set the data_offset twice.
2796 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2798 * testsuite/Makefile.in: Regenerate.
2800 2009-12-03 Doug Kwan <dougkwan@google.com>
2802 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2803 (Target_arm::do_finalize_sections): Add parameter for symbol table
2804 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2805 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2806 parameter for symbol table pointer.
2807 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2808 an additional parameter for a pointer to symbol table.
2809 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2810 parameter for a symbol table pointer.
2811 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2812 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2814 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2815 parameter for a symbol table pointer.
2817 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2819 * incremental.cc (Incremental_inputs_header)
2820 (Incremental_inputs_header_write, Incremental_inputs_entry)
2821 (Incremental_inputs_entry_write): Move ...
2822 * incremental.h (Incremental_inputs_header)
2823 (Incremental_inputs_header_write, Incremental_inputs_entry)
2824 (Incremental_inputs_entry_write): here.
2826 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2828 * incremental.cc (make_sized_incremental_binary): Set the target.
2829 Error if it is incompatible.
2830 * output.h (Output_file): Add filename method.
2832 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2834 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2835 from the get_* methods.
2837 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2839 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2840 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2841 Write 0 for the data_offset of scripts.
2843 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2845 * testsuite/Makefile.am: Add the incremental_test.sh test.
2846 * testsuite/incremental_test.sh: New.
2847 * testsuite/incremental_test_1.c: New.
2848 * testsuite/incremental_test_2.c: New.
2850 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2852 * incremental-dump.cc (main): Fix typos.
2854 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2857 * incremental-dump.cc (main): Use llu to print 64 bit values.
2859 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2860 H.J. Lu <hongjiu.lu@intel.com>
2862 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2864 (incremental_dump_LDADD): Likewise.
2865 * Makefile.in: Regenerated.
2867 2009-11-25 Doug Kwan <dougkwan@google.com>
2871 2009-11-25 Doug Kwan <dougkwan@google.com>
2873 * arm.cc (Target_arm::Target_arm): Move method definition
2874 outside of class definition. Add code to handle
2875 --target1-rel, --target1-abs and --target2= options.
2876 (Target_arm::get_reloc_reloc_type): Change method to be
2877 non-static and const.
2878 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2879 New data member declaration.
2880 (Target_arm::Scan::local, Target_arm::Scan::global,
2881 Target_arm::Relocate::relocate,
2882 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2883 Adjust call to Target_arm::get_real_reloc_type.
2884 (Target_arm::get_real_reloc_type): Use command line options
2885 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2886 * options.h (--target1-rel, --target1-abs, --target2): New
2889 2009-11-25 Doug Kwan <dougkwan@google.com>
2891 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2892 class definition. Add code to handle --target1-rel, --target1-abs
2893 and --target2= options.
2894 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2896 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2898 (Target_arm::Scan::local, Target_arm::Scan::global,
2899 Target_arm::Relocate::relocate,
2900 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2901 call to Target_arm::get_real_reloc_type.
2902 (Target_arm::get_real_reloc_type): Use command line options to
2903 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2904 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2907 2009-11-25 Doug Kwan <dougkwan@google.com>
2909 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2910 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2911 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2913 (Arm_relocate_functions::thm_call): Replace body with a call to
2914 Arm_relocate_functions::thumb_branch_common.
2915 (Arm_relocate_functions::thm_jump24,
2916 Arm_relocate_functions::thm_xpc22): New method definitions.
2917 (Arm_relocate_functions::thumb_branch_common): New method definition.
2918 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2920 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2921 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2923 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2925 * Makefile.am: Build incremental-dump
2926 * Makefile.in: Regenerate.
2927 * incremental-dump.cc: New.
2928 * incremental.cc (Incremental_inputs_header_data,
2929 Incremental_inputs_entry_data): Move to incremental.h
2930 * incremental.h: (Incremental_inputs_header_data,
2931 Incremental_inputs_entry_data): Move from incremental.cc
2933 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2935 * incremental.cc (Incremental_inputs_header,
2936 Incremental_inputs_header_write, Incremental_inputs_entry,
2937 Incremental_inputs_entry_write): Add a typedef with the data type.
2939 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2941 * incremental.cc (Incremental_inputs_header,
2942 Incremental_inputs_header_write, Incremental_inputs_entry,
2943 Incremental_inputs_entry_write): Update comment about which
2944 type has the filed descriptions.
2946 2009-11-15 Doug Kwan <dougkwan@google.com>
2948 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2949 (Arm_relocate_functions::arm_branch_common): Change method defintion
2950 in class definition to a method declaration and update list of formal
2952 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2953 Arm_relocation_functions::jump24): Adjust call to
2954 Arm_relocate_functions::arm_branch_common. Update list of formal
2956 (Arm_relocate_functions::xpc25): New method definition.
2957 (Arm_relocate_functions::arm_branch_common): Move method defintion
2958 out from class definition. Use stubs for mode-switching and extending
2960 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2961 specially. Change code to enable use of stubs in ARM branches.
2963 2009-11-10 Doug Kwan <dougkwan@google.com>
2965 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2966 in method declaration.
2967 (Target_arm::relocate_stub): New method declaration.
2968 (Target_arm::default_target): Change to return a pointer instead of
2970 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2971 Target_arm::default_target.
2972 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2974 (Target_arm::relocate_section): Adjust view.
2975 (Target_arm::relocate_stub): New method definition.
2977 2009-11-10 Doug Kwan <dougkwan@google.com>
2979 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2981 * incremental.cc (open_incremental_binary): Initialized local
2982 variables to avoid warnings.
2983 * object.cc (make_elf_object): Ditto.
2984 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2987 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2990 * testsuite/plugin_test.c: Include "config.h".
2992 2009-11-09 Doug Kwan <dougkwan@google.com>
2994 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2995 (arm_symbol_value): Remove.
2996 (Arm_relocate_functions::arm_branch_common,
2997 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2998 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2999 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3000 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3001 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3002 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3003 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3004 Arm_relocate_functions::thm_mobw_abs_nc,
3005 Arm_relocate_functions::thm_mov_abs,
3006 Arm_relocate_functions::movw_prel_nc,
3007 Arm_relocate_functions::thm_movt_abs,
3008 Arm_relocate_functions::movt_prel,
3009 Arm_relocate_functions::thm_movw_prel_nc,
3010 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3011 (Target_arm::Relocate::relocate): Only decompose address into two
3012 parts if relocation type uses the thumb-bit and pass the actual
3013 bit instead of a flag indicating that the thumb-bit is used. Adjust
3014 calls to methods in Arm_relocate_functions for this change.
3016 2009-11-08 Ian Lance Taylor <iant@google.com>
3019 * reloc.cc: Instantiate
3020 Sized_relobj::initialize_input_to_output_maps and
3021 Sized_relobj:free_input_to_output_maps.
3023 2009-11-06 Ian Lance Taylor <iant@google.com>
3026 * defstd.cc (in_segment): Set only_if_ref true for "end".
3028 2009-11-06 Doug Kwan <dougkwan@google.com>
3030 * arm.cc (class Reloc_stub): Correct a comment.
3031 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3032 (Target_arm::scan_section_for_stubs): New method declaration.
3033 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3034 Change methods from private to protected.
3035 (Target_arm::do_may_relax): New method definition.
3036 (Target_arm::do_relax, Target_arm::group_sections,
3037 Target_arm::scan_reloc_for_stub,
3038 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3039 (Target_arm::arm_input_section_map_): New data member declaration.
3040 (Target_arm::scan_reloc_for_stub,
3041 Target_arm::scan_reloc_section_for_stubs,
3042 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3043 Target_arm::do_relax): New method definitions.
3045 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3047 * configure.ac: Check for (struct stat)::st_mtim
3048 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3049 * config.in: Regenerate.
3050 * configure: Regenerate.
3052 2009-11-05 Ian Lance Taylor <iant@google.com>
3055 * output.cc (Output_segment::add_output_section): Add missing
3058 2009-11-04 Ian Lance Taylor <iant@google.com>
3061 * object.h (class Object): Add is_needed and set_is_needed
3062 methods. Add is_needed_ field. Make bool fields into bitfields.
3063 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3064 defined in a dynamic object and referenced by a regular object,
3065 set is_needed for the dynamic object.
3066 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3067 if the file is marked with as_needed and it is not needed.
3069 2009-11-04 Ian Lance Taylor <iant@google.com>
3072 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3073 tags if data is discarded by linker script.
3074 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3075 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3076 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3077 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3079 2009-11-04 Ian Lance Taylor <iant@google.com>
3081 * layout.cc (Layout::get_output_section): Add is_interp and
3082 is_dynamic_linker_section parameters. Change all callers.
3083 (Layout::choose_output_section): Likewise.
3084 (Layout::make_output_section): Likewise.
3085 (Layout::add_output_section_data): Add is_dynamic_linker_section
3086 parameter. Change all callers.
3087 * layout.h (class Layout): Update declarations.
3088 * output.h (class Output_section): Add is_interp, set_is_interp,
3089 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3090 Add is_interp_, is_dynamic_linker_section_ fields. Change
3091 generate_code_fills_at_write_ to a bitfield.
3092 * output.cc (Output_section::Output_sections): Initialize new
3094 (Output_segment::add_output_section): Add do_sort parameter.
3097 2009-11-03 Ian Lance Taylor <iant@google.com>
3100 * options.h (class General_options): Add --warn-common.
3101 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3102 merging two common symbols.
3103 (Symbol_table::should_override): Handle --warn-common when merging
3104 a common symbol with a defined symbol. Use report_resolve_problem
3105 for multiple definitions.
3106 (Symbol_table::report_resolve_problem): New function.
3107 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3109 2009-11-03 Doug Kwan <dougkwan@google.com>
3111 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3113 (Target_arm::stub_factory): New method definition.
3114 (Target_arm::new_arm_input_section,
3115 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3116 Target_arm::reloc_uses_thumb_bit): New method declarations.
3117 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3118 New type definitions.
3119 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3120 member declarations.
3121 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3122 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3123 New method definitions.
3125 2009-11-03 Ian Lance Taylor <iant@google.com>
3127 * options.h (class General_options): Add --warn_constructors.
3129 2009-11-03 Ian Lance Taylor <iant@google.com>
3132 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3133 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3135 2009-11-03 Ian Lance Taylor <iant@google.com>
3138 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3139 --msgid-bugs-address.
3140 (install-pdf): New target.
3141 (install-data_yes): Look up one directory to find mkinstalldirs.
3143 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3145 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3148 2009-10-30 Doug Kwan <dougkwan@google.com>
3150 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3152 2009-10-30 Doug Kwan <dougkwan@google.com>
3154 * arm.cc (Stub_addend_reader): New struct template definition
3155 and partial specializations.
3156 (Stub_addend_reader::operator()): New method definition for a
3157 partially specialized template.
3159 2009-10-30 Doug Kwan <dougkwan@google.com>
3161 * arm.cc (Arm_relobj::processor_specific_flags): New method
3163 (Arm_relobj::do_read_symbols): New method declaration.
3164 (Arm_relobj::processor_specific_flags_): New data member declaration.
3165 (Arm_dynobj): New class definition.
3166 (Target_arm::do_finalize_sections): Add input_objects parameter.
3167 (Target_arm::do_adjust_elf_header): New method declaration.
3168 (Target_arm::are_eabi_versions_compatible,
3169 (Target_arm::merge_processor_specific_flags): New method declaration.
3170 (Target_arm::do_make_elf_object): New overloaded method definitions
3172 (Arm_relobj::do_read_symbols): New method definition.
3173 (Arm_dynobj::do_read_symbols): Ditto.
3174 (Target_arm::do_finalize_sections): Add input_objects parameters.
3175 Merge processor-specific flags from all input objects.
3176 (Target_arm::are_eabi_versions_compatible,
3177 Target_arm::merge_processor_specific_flags,
3178 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3179 New method definitions.
3180 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3181 Input_objects pointer type parameter.
3182 * layout.cc (Layout::finalize): Pass input objects to target's.
3183 finalize_sections function.
3184 * output.cc (Output_file_header::do_sized_write): Set ELF file
3185 header's processor-specific flags.
3186 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3187 Input_objects pointer type parameter.
3188 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3189 * target.h (Input_objects): New forward class declaration.
3190 (Target::processor_specific_flags,
3191 Target::are_processor_specific_flags_sect): New method definitions.
3192 (Target::finalize_sections): Add input_objects parameter.
3193 (Target::Target): Initialize processor_specific_flags_ and
3194 are_processor_specific_flags_set_.
3195 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3197 (Target::set_processor_specific_flags): New method definition.
3198 (Target::processor_specific_flags_,
3199 Target::are_processor_specific_flags_set_): New data member
3201 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3202 Input_objects pointer type parameter.
3204 2009-10-30 Doug Kwan <dougkwan@google.com>
3206 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3208 2009-10-28 Ian Lance Taylor <iant@google.com>
3210 * object.h (class Relobj): Drop options parameter from
3211 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3212 do_scan_relocs, do_relocate. Change all callers.
3213 (class Sized_relobj): Drop options parameters from
3214 do_gc_process_relocs, do_scan_relocs, do_relocate,
3215 do_relocate_sections, relocate_sections, emit_relocs_scan,
3216 emit_relocs_scan_reltype. Change all callers.
3217 (struct Relocate_info): Remove options field and all references to
3219 * reloc.h (class Read_relocs): Remove options constructor
3220 parameter and options_ field. Change all callers.
3221 (class Gc_process_relocs, class Scan_relocs): Likewise.
3222 (class Relocate_task): Likewise.
3223 * target-reloc.h (scan_relocs): Remove options parameter. Change
3225 (scan_relocatable_relocs): Likewise.
3226 * target.h (class Sized_target): Remove options parameter from
3227 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3229 * gc.h (gc_process_relocs): Remove options parameter. Change all
3231 * arm.cc: Update functions to remove options parameters.
3232 * i386.cc: Likewise.
3233 * powerpc.cc: Likewise.
3234 * sparc.cc: Likewise.
3235 * x86_64.cc: Likewise.
3236 * testsuite/testfile.cc: Likewise.
3238 2009-10-28 Doug Kwan <dougkwan@google.com>
3240 * arm.cc (Arm_relobj): New class definition.
3241 (Arm_relobj::scan_sections_for_stubs,
3242 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3243 New method definitions.
3245 2009-10-28 Cary Coutant <ccoutant@google.com>
3247 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3248 (Plugin::cleanup_done_): New member.
3249 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3250 (Plugin_manager::cleanup_done_): Remove.
3251 (Plugin_manager::add_input_file): Edit error message.
3252 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3253 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3255 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3257 * fileread.cc: (File_read::View::~View): Use the new
3258 data_ownership_ filed.
3259 (File_read::~File_read): Dispose the new whole_file_view_.
3260 (File_read::open): Mmap the whole file if needed.
3261 (File_read::open): Use whole_file_view_ instead of contents_.
3262 (File_read::find_view): Use whole_file_view_ if applicable.
3263 (File_read::do_read): Use whole_file_view_ instead of contents_.
3264 (File_read::make_view): Use whole_file_view_ instead of contents_,
3265 update File_read::View::View call.
3266 (File_read::find_or_make_view): Update File_read::View::View
3268 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3270 (File_read::View::Data_ownership): New enum.
3271 (File_read::View::View): Replace bool mapped_ with Data_ownership
3273 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3274 (File_read::View::data_ownership_): New field.
3275 (File_read::contents_): Remove (replaced by whole_file_view_).
3276 (File_read::whole_file_view_): New field.
3277 * options.h (class General_options): Add --keep-files-mapped.
3279 2009-10-27 Cary Coutant <ccoutant@google.com>
3281 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3282 * testsuite/Makefile.am (plugin_test_5): New test case.
3283 * testsuite/Makefile.in: Regenerate.
3285 2009-10-25 Doug Kwan <dougkwan@google.com>
3287 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3288 from private to protected to allow access by child class.
3289 (Sized_relobj::do_relocate_sections): New method declaration.
3290 (Sized_relobj::relocate_sections): Virtualize.
3291 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3292 Sized_relobj::relocate_sections. Instantiate template explicitly
3293 for different target sizes and endianity.
3295 2009-10-24 Doug Kwan <dougkwan@google.com>
3297 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3298 (Arm_input_section::as_arm_input_section): New method.
3299 (Arm_output_section): New class definition.
3300 (Arm_output_section::create_stub_group,
3301 Arm_output_section::group_sections): New method definitions.
3303 2009-10-22 Doug Kwan <dougkwan@google.com>
3305 * arm.cc (Arm_input_section): New class definition.
3306 (Arm_input_section::init, Arm_input_section:do_write,
3307 Arm_input_section::set_final_data_size,
3308 Arm_input_section::do_reset_address_and_file_offset): New method
3311 2009-10-21 Doug Kwan <dougkwan@google.com>
3313 * arm.cc (Stub_table, Arm_input_section): New forward class
3315 (Stub_table): New class defintion.
3316 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3317 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3318 New method definition.
3320 2009-10-21 Doug Kwan <dougkwan@google.com>
3322 * arm.cc: Update copyright comments.
3323 (Target_arm): New forward class template declaration.
3324 (Arm_address): New type.
3325 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3326 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3327 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3329 (Insn_template): Same.
3330 (DEF_STUBS): New macro.
3331 (Stub_type): New enum type.
3332 (Stub_template): New class definition.
3335 (Stub_factory): Same.
3336 (Target_arm::Target_arm): Initialize may_use_blx_ and
3337 should_force_pic_veneer_.
3338 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3339 Target_arm::should_force_pic_veneer,
3340 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3341 Target_arm::using_thumb_only, Target_arm:;default_target): New
3343 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3344 New data member declarations.
3345 (Insn_template::size, Insn_template::alignment): New method defintions.
3346 (Stub_template::Stub_template): New method definition.
3347 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3348 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3349 (Stub_factory::Stub_factory): New method definition.
3350 * gold.h (string_hash): New template.
3351 * output.h (Input_section_specifier::hash_value): Use
3353 (Input_section_specifier::string_hash): Remove.
3354 * stringpool.cc (Stringpool_template::string_hash): Use
3357 2009-10-20 Doug Kwan <dougkwan@google.com>
3359 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3360 symbols of relaxed input sections.
3361 * output.h (Output_section::find_relaxed_input_section): Make
3364 2009-10-16 Doug Kwan <dougkwan@google.com>
3366 * dynobj.cc (Versions::Versions): Initialize version_script_.
3367 Only insert base version symbol definition for a shared object
3368 if version script defines any version versions.
3369 (Versions::define_base_version): New method definition.
3370 (Versions::add_def): Check that base version is not needed.
3371 (Versions::add_need): Define base version lazily.
3372 * dynobj.h (Versions::define_base_version): New method declaration.
3373 (Versions::needs_base_version_): New data member declaration.
3374 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3375 (check_DATA): Add no_version_test.stdout.
3376 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3378 * testsuite/Makefile.in: Regenerate.
3379 * testsuite/no_version_test.c: New file.
3380 * testsuite/no_version_test.sh: Ditto.
3382 2009-10-16 Doug Kwan <dougkwan@google.com>
3384 * expression.cc (class Segment_start_expression): New class definition.
3385 (Segment_start_expression::value): New method definition.
3386 (script_exp_function_segment_start): Return a new
3387 Segment_start_expression.
3388 * gold/script-c.h (script_saw_segment_start_expression): New function
3390 * script-sections.cc (Script_sections::Script_sections): Initialize
3391 SAW_SEGMENT_START_EXPRESSION_ to false.
3392 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3393 and -Tbbs options to specify section addresses if given in
3394 command line and no SEGMENT_START expression is seen in a script.
3395 * script-sections.h (Script_sections::saw_segment_start_expression,
3396 Script_sections::set_saw_segment_start_expression): New method
3398 (Script_sections::saw_segment_start_expression_): New data member
3400 * script.cc (script_saw_segment_start_expression): New function.
3401 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3402 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3403 script_test_7.sh and script_test_8.sh.
3404 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3405 script_test_8.stdout.
3406 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3407 (script_test_6, script_test_6.stdout, script_test_7,
3408 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3409 * Makefile.in: Regenerate.
3410 * testsuite/script_test_6.sh: New file.
3411 * testsuite/script_test_6.t: Same.
3412 * testsuite/script_test_7.sh: Same.
3413 * testsuite/script_test_7.t: Same.
3414 * testsuite/script_test_8.sh: Same.
3416 2009-10-16 Doug Kwan <dougkwan@google.com>
3418 * output.cc (Output_segment::set_section_list_address): Cast
3419 expressions to unsigned long long type to avoid format warnings.
3421 2009-10-15 Ian Lance Taylor <iant@google.com>
3423 * script.cc (Script_options::add_symbol_assignment): Always add a
3424 dot assignment to script_sections_.
3425 * script-sections.cc (Script_sections::add_dot_assignment):
3426 Initialize if necessary.
3428 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3429 program headers with no load segment if there is a linker script.
3431 * layout.cc (Layout::set_segment_offsets): Align the file offset
3432 to the segment aligment for -N or -n with no load segment.
3433 * output.cc (Output_segment::add_output_section): Don't crash if
3434 the first section is a TLS section.
3435 (Output_segment::set_section_list_addresses): Print an error
3436 message if the address moves backward in a linker script.
3437 * script-sections.cc
3438 (Output_section_element_input::set_section_addresses): Don't
3439 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3440 (Orphan_output_section::set_section_addresses): Likewise.
3442 2009-10-15 Doug Kwan <dougkwan@google.com>
3444 * layout.cc (Layout::finish_dynamic_section): Generate tags
3445 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3446 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3447 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3449 2009-10-14 Ian Lance Taylor <iant@google.com>
3451 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3453 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3454 data_shdr fields of relinfo.
3455 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3456 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3457 R_386_TLS_LDO_32, adjust based on section flags.
3458 (Target_i386::Relocate::fix_up_ldo): Remove.
3460 2009-10-13 Ian Lance Taylor <iant@google.com>
3462 Add support for -pie.
3463 * options.h (class General_options): Add -pie and
3465 (General_options::output_is_position_independent): Test -pie.
3466 (General_options::output_is_executable): Return true if not shared
3467 and not relocatable.
3468 (General_options::output_is_pie): Remove.
3469 * options.cc (General_options::finalize): Reject incompatible uses
3471 * gold.cc (queue_middle_tasks): A -pie link is not static.
3472 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3473 * symtab.cc (Symbol::final_value_is_known): Return false if
3474 output_is_position_independent.
3475 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3476 output_is_position_independent.
3477 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3478 output_is_position_independent.
3479 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3480 output_is_position_independent.
3481 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3483 (basic_pie_test.o, basic_pie_test): New targets.
3484 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3485 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3486 (two_file_pie_test): New target.
3487 * testsuite/Makefile.in: Rebuild.
3488 * README: Remove note saying that -pie is not supported.
3490 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3492 * options.h (class General_options): Add -init and -fini.
3493 * layout.cc (Layout::finish_dynamic_section): Emit
3494 given init and fini functions.
3496 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3498 * gc.h (gc_process_relocs): Check if icf is enabled using new
3500 * gold.cc (queue_initial_tasks): Likewise.
3501 (queue_middle_tasks): Likewise.
3502 * object.cc (do_layout): Likewise.
3503 * symtab.cc (is_section_folded): Likewise.
3504 * main.cc (main): Likewise.
3505 * reloc.cc (Read_relocs::run): Likewise.
3506 (Sized_relobj::do_scan_relocs): Likewise.
3507 * icf.cc (is_function_ctor_or_dtor): New function.
3508 (Icf::find_identical_sections): Check if function is ctor or dtor when
3510 * options.h (General_options::icf): Change option to be an enum.
3511 (Icf_status): New enum.
3512 (icf_enabled): New method.
3513 (icf_safe_folding): New method.
3514 (set_icf_status): New method.
3515 (icf_status_): New variable.
3516 * (options.cc) (General_options::finalize): Set icf_status_.
3517 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3518 icf_test and icf_keep_unique_test to use the --icf enum flag.
3519 * testsuite/icf_safe_test.sh: New file.
3520 * testsuite/icf_safe_test.cc: New file.
3522 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3524 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3525 includes to gc.h and icf.h.
3526 * arm.cc: Include gc.h.
3527 * gold.cc: Likewise.
3528 * i386.cc: Likewise.
3529 * powerpc.cc: Likewise.
3530 * sparc.cc: Likewise.
3531 * x86_64.cc: Likewise.
3532 * gc.h: Include icf.h.
3534 2009-10-11 Ian Lance Taylor <iant@google.com>
3536 * plugin.cc: Include "gold.h" before other header files.
3538 2009-10-10 Chris Demetriou <cgd@google.com>
3540 * options.h (Input_file_argument::Input_file_type): New enum.
3541 (Input_file_argument::is_lib_): Replace with...
3542 (Input_file_argument::type_): New member.
3543 (Input_file_argument::Input_file_argument): Take Input_file_type
3544 'type' rather than boolean 'is_lib' as second argument.
3545 (Input_file_argument::is_lib): Use type_.
3546 (Input_file_argument::is_searched_file): New function.
3547 (Input_file_argument::may_need_search): Handle is_searched_file.
3548 * options.cc (General_options::parse_library): Support -l:filename.
3549 (General_options::parse_just_symbols): Update for Input_file_argument
3551 (Command_line::process): Likewise.
3552 * archive.cc (Archive::get_file_and_offset): Likewise.
3553 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3554 * script.cc (read_script_file, script_add_file): Likewise.
3555 * fileread.cc (Input_file::Input_file): Likewise.
3556 (Input_file::will_search_for): Handle is_searched_file.
3557 (Input_file::open): Likewise.
3558 * readsyms.cc (Read_symbols::get_name): Likewise.
3559 * testsuite/Makefile.am (searched_file_test): New test.
3560 * testsuite/Makefile.in: Regenerate.
3561 * testsuite/searched_file_test.cc: New file.
3562 * testsuite/searched_file_test_lib.cc: New file.
3564 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3565 Ian Lance Taylor <iant@google.com>
3567 * descriptor.cc: Include <cstdio> and "binary-io.h".
3568 (Descriptors::open): Open the files in binary mode always.
3569 * script.cc (Lex::get_token): Treat \r as whitespace.
3571 2009-10-09 Ian Lance Taylor <iant@google.com>
3573 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3575 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3576 Ian Lance Taylor <iant@google.com>
3578 * configure.ac: Check for readv function also.
3579 * fileread.cc (readv): Define if not HAVE_READV.
3580 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3582 * config.in: Regenerate.
3583 * configure: Regenerate.
3585 2009-10-09 Doug Kwan <dougkwan@google.com>
3587 * layout.cc (Layout::make_output_section): Call target hook to make
3588 ordinary output section.
3589 (Layout::finalize): Adjust parameter list of call the
3590 Target::may_relax().
3591 * layout.h (class Layout::section_list): New method.
3592 * merge.h (Output_merge_base::entsize): Change visibility to public.
3593 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3595 (Output_merge_string::do_is_string): New method.
3596 * object.cc (Sized_relobj::do_setup): renamed from
3597 Sized_relobj::set_up.
3598 * object.h (Sized_relobj::adjust_shndx,
3599 Sized_relobj::initializ_input_to_output_maps,
3600 Sized_relobj::free_input_to_output_maps): Change visibilities to
3602 (Sized_relobj::setup): Virtualize.
3603 (Sized_relobj::do_setup): New method declaration.
3604 (Sized_relobj::invalidate_section_offset,
3605 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3606 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3607 * options.cc (parse_int): New function.
3608 * options.h (parse_int): New declaration.
3609 (DEFINE_int): New macro.
3610 (stub_group_size): New option.
3611 * output.cc (Output_section::Output_section): Initialize memebers
3612 merge_section_map_, merge_section_by_properties_map_,
3613 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3614 (Output_section::add_input_section): Handled deferred code-fill
3615 generation and remove an old comment.
3616 (Output_section::add_relaxed_input_section): New method definition.
3617 (Output_section::add_merge_input_section): Use merge section by
3618 properties map to speed to search. Update merge section maps
3620 (Output_section::build_relaxation_map): New method definition.
3621 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3623 (Output_section::relax_input_section): Renamed to
3624 Output_section::convert_input_sections_to_relaxed_sections and change
3625 interface to take a vector of pointers to relaxed sections.
3626 (Output_section::find_merge_section,
3627 Output_section::find_relaxed_input_section): New method definitions.
3628 (Output_section::is_input_address_mapped,
3629 Output_section::output_offset, Output_section::output_address):
3630 Use output section data maps to speed up searching.
3631 (Output_section::find_starting_output_address): Add comments.
3632 (Output_section::do_write,
3633 Output_section::write_to_postprocessing_buffer): Do code-fill
3634 generation as appropriate.
3635 (Output_section::get_input_sections): Invalidate relaxed input section
3637 (Output_section::restore_states): Adjust type of checkpoint .
3638 Invalidate relaxed input section map.
3639 * output.h (Output_merge_base): New class declaration.
3640 (Input_section_specifier): New class defintion.
3641 (class Output_relaxed_input_section) Change base class to
3642 Output_section_data_build.
3643 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3644 base class initializer.
3645 (Output_section::add_relaxed_input_section): New method declaration.
3646 (Output_section::Input_section): Change visibility to protected.
3647 (Output_section::Input_section::relobj,
3648 Output_section::Input_section::shndx): Handle relaxed input sections.
3649 Output_section::input_sections) Change visibility to protected. Also
3650 define overload to return a non-const pointer.
3651 (Output_section::Merge_section_properties): New class defintion.
3652 (Output_section::Merge_section_by_properties_map,
3653 Output_section::Output_section_data_by_input_section_map,
3654 Output_section::Relaxation_map): New types.
3655 (Output_section::relax_input_section): Rename method to
3656 Output_section::convert_input_sections_to_relaxed_sections and change
3657 interface to take a vector of relaxed section pointers.
3658 (Output_section::find_merge_section,
3659 Output_section::find_relaxed_input_section,
3660 Output_section::build_relaxation_map,
3661 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3662 New method declarations.
3663 (Output_section::merge_section_map_
3664 Output_section::merge_section_by_properties_map_,
3665 Output_section::relaxed_input_section_map_,
3666 Output_section::is_relaxed_input_section_map_valid_,
3667 Output_section::generate_code_fills_at_write_): New data members.
3668 * script-sections.cc
3669 (Output_section_element_input::set_section_addresses): Call
3670 current_data_size and addralign methods of relaxed input sections.
3671 (Orphan_output_section::set_section_addresses): Call current_data_size
3672 and addralign methods of relaxed input sections.
3673 * symtab.cc (Symbol_table::compute_final_value): Extract template
3674 from the body of Symbol_table::sized_finalize_symbol.
3675 (Symbol_table::sized_finalized_symbol): Call
3676 Symbol_table::compute_final_value.
3677 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3678 (Symbol_table::compute_final_value): New templated method declaration.
3679 * target.cc (Target::do_make_output_section): New method defintion.
3680 * target.h (Target::make_output_section): New method declaration.
3681 (Target::relax): Add more parameters for input objects, symbol table
3682 and layout. Adjust call to do_relax.
3683 (Target::do_make_output_section): New method declaration.
3684 (Target::do_relax): Add parameters for input objects, symbol table
3687 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3689 * pread.c: Include stdio.h.
3691 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3693 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3696 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3698 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3699 Change read_shndx type to unsigned int.
3700 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3702 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3703 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3704 Change read_shndx type to unsigned int.
3705 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3707 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3708 * layout.cc (Layout::create_symtab_sections): Cast the result of
3709 local_symcount * symsize to off_t in the gold_assert.
3711 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3713 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3714 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3716 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3717 (Arm_relocate_functions::thm_abs5): New function.
3718 (Arm_relocate_functions::abs12): New function.
3719 (Arm_relocate_functions::abs16): New function.
3720 (Arm_relocate_functions::base_abs): New function.
3721 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3722 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3723 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3725 (Scan::global): Likewise.
3726 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3727 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3728 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3729 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3732 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3734 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3735 (Arm_relocate_functions::movt_prel): New function.
3736 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3737 (Arm_relocate_functions::thm_movt_prel): New function.
3738 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3739 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3740 (Scan::global, Relocate::relocate): Likewise.
3741 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3743 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3745 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3746 Incremental_checker.
3747 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3749 (class Incremental_inputs_header): New class.
3750 (Incremental_inputs_header_writer): Edit comment.
3751 (Incremental_inputs_entry): New class.
3752 (Incremental_inputs_entry_writer): Edit comment.
3753 (Sized_incremental_binary::do_find_incremental_inputs_section):
3754 Add *strtab_shndx parameter, fill it.
3755 (Sized_incremental_binary::do_check_inputs): New method.
3756 (Incremental_checker::can_incrementally_link_output_file): Use
3757 Sized_incremental_binary::check_inputs.
3758 (Incremental_inputs::report_command_line): Save command line in
3761 (Incremental_binary::find_incremental_inputs_section): New
3763 (Incremental_binary::do_find_incremental_inputs_section): Add
3764 strtab_shndx parameter.
3765 (Incremental_binary::do_check_inputs): New pure virtual method.
3766 (Sized_incremental_binary::do_check_inputs): Declare.
3767 (Incremental_checker::Incremental_checker): Add incremental_inputs
3768 parameter, use it to initialize incremental_inputs_.
3769 (Incremental_checker::incremental_inputs_): New field.
3770 (Incremental_checker::command_line): New method.
3771 (Incremental_checker::inputs): New method.
3772 (Incremental_checker::command_line_): New field.
3774 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3776 * incremental.cc: Include <cstdarg> and "target-select.h".
3777 (vexplain_no_incremental): New function.
3778 (explain_no_incremental): New function.
3779 (Incremental_binary::error): New method.
3780 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3782 (make_sized_incremental_binary): New function.
3783 (open_incremental_binary): New function.
3784 (can_incrementally_link_file): Add checks if output is ELF and has
3786 * incremental.h: Include "elfcpp_file.h" and "output.h".
3787 (Incremental_binary): New class.
3788 (Sized_incremental_binary): New class.
3789 (open_incremental_binary): Declare.
3790 * object.cc (is_elf_object): Use
3791 elfcpp::Elf_recognizer::is_elf_file.
3792 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3793 * output.h (Output_file::filesize): New method.
3795 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3797 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3799 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3800 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3802 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3804 (Arm_relocate_functions::movw_abs_nc): New function.
3805 (Arm_relocate_functions::movt_abs): New function.
3806 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3807 (Arm_relocate_functions::thm_movt_abs): New function.
3808 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3809 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3810 (Scan::global): Likewise.
3811 (Relocate::relocate): Likewise.
3812 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3814 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3816 * arm.cc (Arm_relocate_functions::got_prel) New function.
3817 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3818 (Relocate::relocate): Likewise.
3819 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3821 2009-10-06 Ian Lance Taylor <iant@google.com>
3823 * options.h (class General_options): Define
3824 split_stack_adjust_size parameter.
3825 * object.h (class Object): Add uses_split_stack_ and
3826 has_no_split_stack_ fields. Add uses_split_stack and
3827 has_no_split_stack accessor functions. Declare
3828 handle_split_stack_section.
3829 (class Reloc_symbol_changes): Define.
3830 (class Sized_relobj): Define Function_offsets. Declare
3831 split_stack_adjust, split_stack_adjust_reltype, and
3833 * object.cc (Object::handle_split_stack_section): New function.
3834 (Sized_relobj::do_layout): Call handle_split_stack_section.
3835 * dynobj.cc (Sized_dynobj::do_layout): Call
3836 handle_split_stack_section.
3837 * reloc.cc (Sized_relobj::relocate_sections): Call
3838 split_stack_adjust for executable sections in split_stack
3839 objects. Pass reloc_map to relocate_section.
3840 (Sized_relobj::split_stack_adjust): New function.
3841 (Sized_relobj::split_stack_adjust_reltype): New function.
3842 (Sized_relobj::find_functions): New function.
3843 * target-reloc.h: Include "object.h".
3844 (relocate_section): Add reloc_symbol_changes parameter. Change
3846 * target.h (class Target): Add calls_non_split method. Declare
3847 do_calls_non_split virtual method. Declare match_view and
3849 * target.cc: Include "elfcpp.h".
3850 (Target::do_calls_non_split): New function.
3851 (Target::match_view): New function.
3852 (Target::set_view_to_nop): New function.
3853 * gold.cc (queue_middle_tasks): Give an error if mixing
3854 split-stack and non-split-stack objects with -r.
3855 * i386.cc (Target_i386::relocate_section): Add
3856 reloc_symbol_changes parameter.
3857 (Target_i386::do_calls_non_split): New function.
3858 * x86_64.cc (Target_x86_64::relocate_section): Add
3859 reloc_symbol_changes parameter.
3860 (Target_x86_64::do_calls_non_split): New function.
3861 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3863 * powerpc.cc (Target_powerpc::relocate_section): Add
3864 reloc_symbol_changes parameter.
3865 * sparc.cc (Target_sparc::relocate_section): Add
3866 reloc_symbol_changes parameter.
3867 * configure.ac: Call AM_CONDITIONAL for the default target.
3868 * configure: Rebuild.
3869 * testsuite/Makefile.am (TEST_AS): New variable.
3870 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3871 (check_DATA): Add split_i386 and split_x86_64 files.
3872 (SPLIT_DEFSYMS): Define.
3873 (split_i386_[1234n].o): New targets.
3874 (split_i386_[124]): New targets.
3875 (split_i386_[1234r].stdout): New targets.
3876 (split_x86_64_[1234n].o): New targets.
3877 (split_x86_64_[124]): New targets.
3878 (split_x86_64_[1234r].stdout): New targets.
3879 (MOSTLYCLEANFILES): Add new executables.
3880 * testsuite/split_i386.sh: New file.
3881 * testsuite/split_x86_64.sh: New file.
3882 * testsuite/split_i386_1.s: New file.
3883 * testsuite/split_i386_2.s: New file.
3884 * testsuite/split_i386_3.s: New file.
3885 * testsuite/split_i386_4.s: New file.
3886 * testsuite/split_i386_n.s: New file.
3887 * testsuite/split_x86_64_1.s: New file.
3888 * testsuite/split_x86_64_2.s: New file.
3889 * testsuite/split_x86_64_3.s: New file.
3890 * testsuite/split_x86_64_4.s: New file.
3891 * testsuite/split_x86_64_n.s: New file.
3892 * testsuite/testfile.cc (Target_test): Update relocation_section
3894 * testsuite/Makefile.in: Rebuild.
3896 2009-10-06 Ian Lance Taylor <iant@google.com>
3898 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3899 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3900 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3901 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3902 the address on ldo_addrs_.
3903 (Target_i386::Relocate::fix_up_ldo): New function.
3905 2009-10-06 Rafael Espindola <espindola@google.com>
3907 * plugin.cc (add_input_library): New.
3908 (Plugin::load): Add add_input_library to tv.
3909 (Plugin_manager::add_input_file): Add the is_lib argument.
3910 (add_input_file): Update call to Plugin_manager::add_input_file.
3911 (add_input_library): New.
3912 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3914 2009-09-30 Doug Kwan <dougkwan@google.com>
3916 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3917 symbol and call Symbol::may_need_copy_reloc to determine if
3918 a copy reloc is needed.
3919 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3920 nocopyreloc is given in command line.
3921 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3922 given in command line.
3923 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3924 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3925 of the removed Target_i386::may_need_copy_reloc.
3926 * options.h (copyreloc): New option with default value false.
3927 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3928 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3929 instead of the removed Target_powerpc::may_need_copy_reloc.
3930 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3931 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3932 instead of the removed Target_sparc::may_need_copy_reloc.
3933 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3934 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3935 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3936 instead of the removed Target_x86_64::may_need_copy_reloc.
3938 2009-09-30 Ian Lance Taylor <iant@google.com>
3940 * object.h (class Object): Remove target_ field, and target,
3941 sized_target, and set_target methods.
3942 (Object::sized_target): Remove.
3943 (class Sized_relobj): Update declarations. Remove sized_target.
3944 * object.cc (Sized_relobj::setup): Remove target parameter.
3946 (Input_objects::add_object): Don't do anything with the target.
3947 (make_elf_sized_object): Add punconfigured parameter. Change all
3948 callers. Set or test parameter target.
3949 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3951 * parameters.cc (Parameters::set_target): Change parameter type to
3953 (Parameters::default_target): Remove.
3954 (set_parameters_target): Change parameter type to be non-const.
3955 (parameters_force_valid_target): New function.
3956 (parameters_clear_target): New function.
3957 * parameters.h (class Parameters): Update declarations. Remove
3958 default_target method. Add sized_target and clear_target
3959 methods. Change target_ to be non-const.
3960 (set_parameters_target): Update declaration.
3961 (parameters_force_valid_target): Declare.
3962 (parameters_clear_target): Declare.
3963 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3964 as NULL if we aren't searching.
3965 (Add_symbols::run): Don't check for compatible target.
3966 * fileread.cc (Input_file::open_binary): Call
3967 parameters_force_valid_target.
3968 * gold.cc (queue_middle_tasks): Likewise.
3969 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3970 set_target on object.
3971 * dynobj.h (class Sized_dynobj): Update declarations.
3972 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3973 make_elf_object returns NULL.
3974 (Archive::include_member): Don't check whether object target is
3976 * output.cc (Output_section::add_input_section): Get target from
3978 (Output_section::relax_input_section): Likewise.
3979 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3981 (Sized_relobj::do_scan_relocs): Likewise.
3982 (Sized_relobj::relocate_sections): Likewise.
3983 * resolve.cc (Symbol_table::resolve): Likewise.
3984 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3985 parameter. Change all callers.
3986 (Symbol_table::add_from_object): Get target from parameters.
3987 (Symbol_table::add_from_relobj): Don't check object target.
3988 (Symbol_table::add_from_dynobj): Likewise.
3989 (Symbol_table::define_special_symbol): Get target from
3991 * symtab.h (class Symbol_table): Update declaration.
3992 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3993 parameter. Change all callers. Clear parameter target.
3994 (Binary_test): Test target here.
3995 * testsuite/object_unittest.cc (gold_testsuite): Remove
3996 target_test_pointer parameter. Change all callers.
3997 (Object_test): Test target here.
3999 2009-09-26 Ian Lance Taylor <iant@google.com>
4001 * testsuite/initpri1.c: Don't try to use constructor priorities if
4002 compiling with gcc before 4.3.
4004 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4006 * testsuite/retain_symbols_file_test.sh (check_present): Change
4007 output file name to retain_symbols_file_test.stdout.
4008 (check_absent): Likewise.
4010 2009-09-18 Craig Silverstein <csilvers@google.com>
4012 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4013 * options.cc: Include <cerrno> and <fstream>.
4014 (General_options::finalize): Parse -retain-symbols-file tag.
4015 * options.h: New flag.
4016 (General_options): New method should_retain_symbol, new
4017 variable symbols_to_retain.
4018 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4019 should_retain_symbol map.
4020 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4021 * testsuite/Makefile.in: Regenerate.
4022 * testsuite/retain_symbols_file_test.sh: New file.
4024 2009-09-18 Nick Clifton <nickc@redhat.com>
4026 * po/es.po: Updated Spanish translation.
4028 2009-09-17 Doug Kwan <dougkwan@google.com>
4030 * debug.h (DEBUG_RELAXATION): New constant.
4031 (DEBUG_ALL): Add DEBUG_RELAXATION.
4032 (debug_string_to_enum): Add relaxation debug option.
4034 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4035 Layout::Relaxation_debug_check::read_sections,
4036 Layout::Relaxation_debug_check::read_sections): New method definitions.
4037 (Layout::Layout): Initialize data members
4038 record_output_section_data_from_scrips_,
4039 script_output_section_data_list_ and relaxation_debug_check_.
4040 (Layout::save_segments, Layout::restore_segments,
4041 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4042 Layout::relaxation_loop_body): New method definitions.
4043 (Layout::finalize): Support relaxation. Move section layout code to
4044 Layout::relaxation_loop_body.
4045 (Layout::set_asection_address_from_script): Move code for orphan
4046 section placement out.
4047 (Layout::place_orphan_sections_in_script): New method definition.
4048 * layout.h (Output_segment_headers, Output_file_header):
4049 New forward class declarations.
4050 (Layout::~Layout): Define.
4051 (Layout::new_output_section_data_from_script): New method definition.
4052 (Layout::place_orphan_sections_in_script): New method declaration.
4053 (Layout::Segment_states): New type declaration.
4054 (Layout::save_segments, Layout::restore_segments,
4055 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4056 Layout::relaxation_loop_body): New method declarations.
4057 (Layout::Output_section_data_list): New type declaration.
4058 (Layout::Relaxation_debug_check): New class definition.
4059 (Layout::record_output_section_data_from_script_,
4060 Layout::script_output_section_data_list_, Layout::segment_states_,
4061 Layout::relaxation_debug_check_): New data members.
4062 * output.cc: (Output_section_headers::do_size): New method definition.
4063 (Output_section_headers::Output_section_headers): Move size
4064 computation to Output_section_headers::do_size.
4065 (Output_segment_headers::do_size): New method definition.
4066 (Output_file_header::Output_file_header): Move size computation to
4067 Output_file_header::do_size and call it.
4068 (Output_file_header::do_size): New method definition.
4069 (Output_data_group::Output_data_group): Adjust call to
4070 Output_section_data.
4071 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4072 (Output_symtab_xindex::do_write): Add array bound check.
4073 (Output_section::Input_section::print_to_mapfile): Handle
4074 RELAXED_INPUT_SECTION_CODE.
4075 (Output_section::Output_section): Initialize data member checkpoint_.
4076 (Output_section::~Output_section): Delete checkpoint object pointed
4078 (Output_section::add_input_section): Always add an Input_section if
4080 (Output_section::add_merge_input_section): Add assert.
4081 (Output_section::relax_input_section): New method definition.
4082 (Output_section::set_final_data_size): Set load address to zero for
4083 an unallocated section.
4084 (Output_section::do_address_and_file_offset_have_reset_values):
4085 New method definition.
4086 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4087 Handle relaxed input section.
4088 (Output_section::sort_attached_input_sections): Checkpoint input
4089 section list lazily.
4090 (Output_section::get_input_sections): Change type of input_sections to
4091 list of Simple_input_section pointers. Checkpoint input section list
4092 lazily. Also handle relaxed input sections.
4093 (Output_section::add_input_section_for_script): Take a reference to
4094 a Simple_input_section object instead of Relobj pointer and section
4095 index as parameter. Handle relaxed input sections.
4096 (Output_section::save_states, Output_section::restore_states): New
4098 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4099 (Output_data::is_data_size_fixed): New method definition.
4100 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4102 (Output_data::address_and_file_offset_have_reset_values): New method
4104 (Output_data::do_address_and_file_offset_have_reset_values): New method
4106 (Output_data::set_data_size): Check that data size is not fixed.
4107 (Output_data::fix_data_size): New method definition.
4108 (Output_data::is_data_size_fixed_): New data member.
4109 (Output_section_headers::set_final_data_size): New method definition.
4110 (Output_section_headers::do_size): New method declaration.
4111 (Output_segment_headers::set_final_data_size): New method definition.
4112 (Output_segment_headers::do_size): New method declaration.
4113 (Output_file_header::set_final_data_size)::New method definition.
4114 (Output_file_header::do_size)::New method declaration.
4115 (Output_section_data::Output_section_data): Add new parameter
4116 is_data_size_fixed and use it to fix data size.
4117 (Output_data_const::Output_data_const): Adjust call to base class
4118 constructor and fix data size.
4119 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4120 base class constructor and fix data size.
4121 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4122 base class constructor and fix data size.
4123 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4124 class constructor and fix data size.
4125 (Output_data_group::set_final_data_size): New method definition.
4126 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4127 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4128 class constructor and fix data size.
4129 (Output_relaxed_input_section): New class definition.
4130 (Output_section::Simple_input_section): New class definition.
4131 (Output_section::get_input_sections): Adjust parameter list.
4132 (Output_section::add_input_section_for_script): Same.
4133 (Output_section::save_states, Output_section::restore_states,
4134 Output_section::do_address_and_file_offset_have_reset_values,
4135 (Output_section::Input_section::Input_section): Handle
4136 RELAXED_INPUT_SECTION_CODE. Add new overload for
4137 Output_relaxed_input_section.
4138 (Output_section::Input_section::is_input_section,
4139 Output_section::Input_section::set_output_section): Handle relaxed
4141 (Output_section::Input_section::is_relaxed_input_section,
4142 Output_section::Input_section::output_section_data,
4143 Output_section::Input_section::relaxed_input_section): New method
4145 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4147 (Output_section::Input_section::u1_): Update comments.
4148 (Output_section::Input_section::u2_): Add new union member poris.
4149 (Output_section::Checkpoint_output_section): New classs definition.
4150 (Output_section::relax_input_section): New method declaration.
4151 (Output_section::checkpoint_): New data member.
4152 (Output_segment): Update comments.
4153 (Output_segment::Output_segment): Un-privatize copy constructor.
4154 (Output_segment::operator=): Un-privatize.
4155 * script-sections.cc (Output_section_element::Input_section_list):
4156 Change element type to Output_section::Simple_input_section.
4157 (Output_section_element_dot_assignment::set_section_addresses):
4158 Register output section data for relaxation clean up.
4159 (Output_data_exression::Output_data_expression): Adjust call to base
4160 constructor to fix data size.
4161 (Output_section_element_data::set_section_addresses): Register
4162 Output_data_expression object for relaxation clean up.
4163 (struct Input_section_info): Replace Relobj pointer and section index
4164 pair with Output_section::Simple_input_section and Convert struct to a
4166 (Input_section_sorter::operator()): Adjust access to
4167 Input_section_info data member to use accessors.
4168 (Output_section_element_input::set_section_addresses): Use layout
4169 parameter. Adjust code to use Output_section::Simple_input_section
4170 and Input_secction_info classes. Register filler for relaxation
4172 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4173 and section index pair with Output_section::Simple_input_section
4174 class. Adjust code accordingly.
4175 (Phdrs_element::release_segment): New method definition.
4176 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4178 (Script_sections::release_segments): New method definition.
4179 * gold/script-sections.h (Script_sections::release_segments): New
4181 * gold/target.h (Target::may_relax, Target::relax,
4182 Target::do_may_relax, Target::do_relax): New method definitions.
4184 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4186 * arm.cc (has_signed_unsigned_overflow): New function.
4187 (Arm_relocate_functions::abs8): New function.
4188 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4189 (Target_arm::Scan::global): Likewise.
4190 (Target_arm::relocate::relocate): Likewise.
4191 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4194 2009-09-16 Cary Coutant <ccoutant@google.com>
4196 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4197 * testsuite/Makefile.in: Regenerate.
4199 2009-09-11 Nick Clifton <nickc@redhat.com>
4201 * po/gold.pot: Updated by the Translation project.
4203 2009-09-08 Cary Coutant <ccoutant@google.com>
4205 * output.cc (Output_file::open): Add execute permission to empty file.
4206 * testsuite/Makefile.am (permission_test): New test.
4207 * testsuite/Makefile.in: Regenerate.
4209 2009-09-02 Ian Lance Taylor <iant@google.com>
4211 * output.cc (Output_file::resize): Call map_no_anonymous rather
4214 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4216 * gold.cc: Include "incremental.h".
4217 (queue_initial_tasks): Call Incremental_checker methods.
4218 * incremental.cc: Include "output.h".
4219 (Incremental_checker::can_incrementally_link_output_file): New
4221 * incremental.h (Incremental_checker): New class.
4223 * output.cc (Output_file::open_for_modification): New method.
4224 (Output_file::map_anonymous): Changed return type to bool. Record
4226 (Output_file::map_no_anonymous): New method, broken out of map.
4227 (Output_file::map): Use map_no_anonymous and map_anonymous.
4228 * output.h (class Output_file): Update declarations.
4230 2009-08-24 Cary Coutant <ccoutant@google.com>
4232 * options.h (Command_line::Pre_options): New class.
4233 (Command_line::pre_options): New member.
4234 * options.cc (gold::options::ready_to_register): New variable.
4235 (One_option::register_option): Do nothing if not registering options.
4236 Assert if same short option registered twice.
4237 (General_options::General_options): Turn off option registration when
4239 (Command_line::Pre_options::Pre_options): New constructor.
4241 2009-08-24 Cary Coutant <ccoutant@google.com>
4243 * options.h (General_options::no_keep_memory): Remove incorrect
4246 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4248 * Makefile.am (am__skiplex, am__skipyacc): New.
4249 * Makefile.in: Regenerate.
4251 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4253 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4254 (INCLUDES): ... this.
4255 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4256 (AM_CPPFLAGS): Renamed from ...
4257 (INCLUDE): ... this.
4258 * Makefile.in, testsuite/Makefile.in: Regenerate.
4260 * Makefile.in: Regenerate.
4261 * aclocal.m4: Likewise.
4262 * config.in: Likewise.
4263 * configure: Likewise.
4264 * testsuite/Makefile.in: Likewise.
4266 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4267 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4268 * Makefile.in: Regenerate.
4269 * testsuite/Makefile.in: Regenerate.
4271 2009-08-19 Cary Coutant <ccoutant@google.com>
4273 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4274 symbols in shared libraries overridden by hidden or internal symbols
4275 in the main program.
4277 2009-08-19 Chris Demetriou <cgd@google.com>
4279 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4280 checking source file names in error messages.
4282 2009-08-18 Doug Kwan <dougkwan@google.com>
4284 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4285 an elcpp::Ehdr as parameter. Adjust call to set_target.
4286 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4287 an elfcpp::Ehdr as parameter.
4288 * object.cc (Object::set_target): Remove the version that looks up
4289 a target and sets it.
4290 (Sized_relobj::setup): Take a Target object instead of
4291 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4292 (make_elf_sized_object): Find target and ask target to
4294 * object.h: (Object::set_target): Remove the version that looks up
4295 a target and sets it.
4296 (Sized_relobj::setup): Take a Target object instead of
4297 an elfcpp:Ehdr as parameter.
4298 * target.cc: Include dynobj.h.
4299 (Target::do_make_elf_object_implementation): New.
4300 (Target::do_make_elf_object): New.
4301 * target.h (Target::make_elf_object): New template declaration.
4302 (Target::do_make_elf_object): New method declarations.
4303 (Target::do_make_elf_object_implementation): New template declaration.
4305 2009-08-14 Ian Lance Taylor <iant@google.com>
4307 * gold.h (FUNCTION_NAME): Define.
4308 (gold_unreachable): Use FUNCTION_NAME.
4310 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4312 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4313 symbol in the --keep-unique list is not found.
4315 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4317 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4318 been maked as --keep-unique.
4319 (Icf::unfold_section): New function.
4320 * icf.h (Icf::unfold_section): New function.
4321 * options.h (General_options::keep_unique): New option.
4322 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4323 * testsuite/Makefile.in: Regenerate.
4324 * testsuite/icf_keep_unique_test.sh: New file.
4325 * testsuite/icf_keep_unique_test.cc: New file.
4327 2009-08-12 Cary Coutant <ccoutant@google.com>
4330 * resolve.cc (Symbol_table::resolve): Check for references from
4331 dynamic objects to hidden and internal symbols.
4332 * testsuite/Makefile.am (hidden_test.sh): New test.
4333 * testsuite/Makefile.in: Regenerate.
4334 * testsuite/hidden_test.sh: New script.
4335 * testsuite/hidden_test_1.c: New test source.
4336 * testsuite/hidden_test_main.c: New test source.
4338 2009-08-11 Doug Kwan <dougkwan@google.com>
4340 * arm.cc: Update comments.
4341 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4342 segment to locate the .ARM.exidx section if present.
4344 2009-08-09 Doug Kwan <dougkwan@google.com>
4346 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4349 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4350 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4353 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4355 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4356 valid tls_segment only for non-debug-section relocations.
4357 * testsuite/Makefile.am: Add gc_tls_test.
4358 * testsuite/Makefile.in: Regenerate.
4359 * testsuite/gc_tls_test.cc: New file.
4360 * testsuite/gc_tls_test.sh: New file.
4362 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4366 * Makefile.am (CCFILES): Add icf.cc.
4368 * Makefile.in: Regenerate.
4369 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4370 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4371 section, symbol and addend information for the relocs.
4372 * gold.cc (queue_middle_tasks): Call identical code folding.
4373 * gold.h: Add defines for multimap.
4374 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4375 to the call of finalize_local_symbols.
4376 * main.cc (main): Create object of class Icf.
4377 * object.cc (Sized_relobj::do_layout): Allow this function to be
4378 called twice during icf.
4379 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4380 to sections marked as identical by icf.
4381 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4383 (Sized_relobj::do_section_entsize): New function.
4384 * object.h (Object::section_entsize): New function.
4385 (Object::do_section_entsize): New pure virtual function.
4386 (Relobj::finalize_local_symbols): Add new parameter.
4387 (Relobj::do_section_entsize): New function.
4388 * options.h (General_options::icf): New option.
4389 (General_options::icf_iterations): New option.
4390 (General_options::print_icf_sections): New option.
4391 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4392 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4393 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4395 * symtab.cc (Symbol_table::is_section_folded): New function.
4396 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4397 to sections marked as identical by icf.
4398 * symtab.h (Symbol_table::set_icf): New function.
4399 (Symbol_table::icf): New function.
4400 (Symbol_table::is_section_folded): New function.
4401 (Symbol_table::icf_): New data member.
4402 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4403 * testsuite/Makefile.am: Add commands to build icf_test.
4404 * testsuite/Makefile.in: Regenerate.
4405 * testsuite/icf_test.sh: New file.
4406 * testsuite/icf_test.cc: New file.
4408 2009-07-24 Chris Demetriou <cgd@google.com>
4410 * layout.cc (is_compressible_debug_section): Fix incorrect
4411 comment about compressed section names.
4413 2009-07-20 Ian Lance Taylor <ian@airs.com>
4416 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4418 2009-07-16 Ian Lance Taylor <iant@google.com>
4421 * layout.h: #include <map>.
4422 (class Kept_section): Change from struct to class. Add accessors
4423 and setters. Add section size to Comdat_group mapping. Change
4424 Comdat_group to std::map. Add is_comdat_ field. Add
4425 linkonce_size field in union.
4426 (class Layout): Update declaration of find_or_add_kept_section.
4427 Don't declare find_kept_object.
4428 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4429 parameter. Add object, shndx, is_comdat, and is_group_name
4430 parameters. Change all callers. Adjust for new Kept_section.
4431 (Layout::find_kept_object): Remove.
4432 * object.cc (Sized_relobj::include_section_group): Update use of
4433 Kept_section. Rename secnum to shndx. Only record
4434 Kept_comdat_section if sections are the same size.
4435 (Sized_relobj::include_linkonce_section): Update use of
4436 Kept_section. Only record Kept_comdat_section if sections are the
4437 same size. Set size of linkonce section.
4438 (Sized_relobj::map_to_kept_section): Update call to
4439 get_kept_comdat_section.
4440 * object.h (class Sized_relobj): Rename fields in
4441 Kept_comdat_section to drop trailing underscores; change object
4442 field to Relobj*. Change Kept_comdat_section_table to store
4443 struct rather than pointer.
4444 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4445 Add kept_object and kept_shndx parameters. Change all callers.
4446 (Sized_relobj::get_kept_comdat_section): Change return type to
4447 bool. Add kept_object and kept_shndx parameters. Change all
4449 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4450 Layout::find_or_add_kept_section.
4452 2009-07-09 Ian Lance Taylor <iant@google.com>
4454 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4455 Reserve space in the hash table.
4457 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4459 * fileread.cc (File_read::get_mtime): New method.
4460 * fileread.h (Timespec): New structure.
4461 (File_read::get_mtime): New method.
4462 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4463 Renamed from timestamp_nsec.
4464 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4466 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4468 (Incremental_inputs::report_archive): Save mtime; style fix.
4469 (Incremental_inputs::report_obejct): Save mtime; style fix.
4470 (Incremental_inputs::report_script): Save mtime; style fix.
4471 (Incremental_inputs::finalize_inputs): Style fix.
4472 (Incremental_inputs::finalize): Style fix.
4473 (Incremental_inputs::create_input_section_data): Store inputs
4475 * incremental.h (Incremental_inputs::report_script): Add mtime
4477 (Incremental_inputs::Input_info::Input_info): Intialize only one
4479 (Incremental_inputs::Input_info::archive): Move to nameless
4481 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4482 (Incremental_inputs::Input_info::script): Move to nameless union.
4483 (Incremental_inputs::mtime): New field.
4484 * script.cc (read_input_script): Pass file mtime to
4486 * script.h (Script_info::inputs): Style fix.
4488 2009-07-01 Ian Lance Taylor <ian@airs.com>
4490 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4493 2009-06-24 Ian Lance Taylor <iant@google.com>
4496 * layout.cc (Layout::choose_output_section): If we find an
4497 existing section, update the flags.
4498 (Layout::create_notes): New function, broken out of
4500 (Layout::finalize): Don't create note sections.
4501 (Layout::create_note): Don't crash if linker script discards
4503 (Layout::create_gold_note): Likewise.
4504 (Layout::create_build_id): Likewise. Don't set
4505 after_input_sections on the section.
4506 (Layout::create_executable_stack_info): Remove target parameter.
4508 * layout.h (class Layout): Declare create_notes. Update
4509 declaration of create_executable_stack_info.
4510 * gold.cc (queue_middle_tasks): Call create_notes.
4511 * output.cc (Output_section::update_flags_for_input_section): Move
4512 here from output.h. If SHF_ALLOC flag is newly set, mark address
4514 * output.h (Output_data::mark_address_invalid): New function.
4515 (class Output_section): Only declare, not define,
4516 update_flags_for_input_section. Remove set_flags.
4518 2009-06-24 Ian Lance Taylor <iant@google.com>
4520 * script-sections.cc (Output_section_definition::
4521 set_section_addresses): Rename shadowing local load_address to
4524 2009-06-24 Ian Lance Taylor <iant@google.com>
4527 * reloc.cc (relocate_sections): Skip empty relocation sections.
4529 2009-06-23 Ian Lance Taylor <iant@google.com>
4532 * layout.cc (Layout::create_note): Use choose_output_section
4533 rather than make_output_section.
4535 2009-06-23 Ian Lance Taylor <iant@google.com>
4538 * options.cc (General_options::parse_V): Set printed_version_.
4539 (General_options::General_options): Initialize printed_version_.
4540 * options.h (class General_options): Add printed_version_ field.
4541 * gold.cc (queue_initial_tasks): If there are no input files,
4542 don't give a fatal error if we printed the version information.
4543 (queue_middle_tasks): If using -r with a shared object, give a
4544 fatal error rather than an ordinary error.
4546 2009-06-23 Ian Lance Taylor <iant@google.com>
4549 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4550 (Layout::make_output_section): Set have_stabstr_section_ if we see
4551 a .stab*str section.
4552 (Layout::finalize): Call link_stabs_sections.
4553 (Layout::link_stabs_sections): New file.
4554 * layout.h (class Layout): Add have_stabstr_section_ field.
4555 Declare link_stabs_sections.
4557 2009-06-23 Doug Kwan <dougkwan@google.com>
4559 * Makefile.am (libgold_a_LIBADD): New.
4560 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4561 * Makefile.in: Regenerate.
4562 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4563 * configure: Regenerate.
4564 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4565 * fileread.cc: Include sys/state.h
4566 * gold.h: Declare memmem and strndup if found missing.
4567 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4569 2009-06-23 Ian Lance Taylor <iant@google.com>
4571 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4572 * configure: Rebuild.
4574 2009-06-23 Ian Lance Taylor <iant@google.com>
4577 * object.cc (Object::section_contents): Don't try to get a view if
4578 the section has length zero.
4579 (Object::handle_gnu_warning_section): If the section is empty, use
4580 the name of the section as the warning.
4582 2009-06-23 Ian Lance Taylor <iant@google.com>
4585 * stringpool.h (class Stringpool_template): Add optimize_ field.
4586 (Stringpool_template::set_optimize): New function.
4587 * stringpool.cc (Stringpool_template::Stringpool_template):
4588 Initialize optimize_ field.
4589 (Stringpool_template::set_string_offsets): Test local optimize
4590 fild rather than parameter.
4591 * layout.cc (Layout::Layout): Call set_optimize on the section
4594 2009-06-22 Ian Lance Taylor <iant@google.com>
4597 * yyscript.y: Parse TARGET.
4598 * script.cc (script_set_target): New function.
4599 * script-c.h (script_set_target): Declare.
4600 * options.cc (General_options::string_to_object_format): Rename
4601 from string_to_object_format in anonymous namespace. Change
4603 * options.h (class General_options): Declare
4604 string_to_object_format.
4606 2009-06-22 Ian Lance Taylor <iant@google.com>
4608 * script-sections.cc (Script_sections::create_segments): Don't put
4609 program headers in a PT_LOAD segment if -n or -N.
4611 2009-06-22 Ian Lance Taylor <iant@google.com>
4614 * options.h (class General_options): Add -z lazy and -z now. Sort
4615 -z options into alphabetical order.
4616 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4618 2009-06-21 Ian Lance Taylor <iant@google.com>
4620 * layout.cc (Layout::make_output_section): Call
4621 Target::new_output_section.
4622 (Layout::attach_allocated_section_to_segment): Put large section
4623 sections in a separate load segment with the large segment flag
4625 (Layout::segment_precedes): Sort large data segments after other
4627 (align_file_offset): New static function.
4628 (Layout::set_segment_offsets): Use align_file_offset.
4629 * output.h (class Output_section): Add is_small_section_ and
4630 is_large_section_ fields.
4631 (Output_section::is_small_section): New function.
4632 (Output_section::set_is_small_section): New function.
4633 (Output_section::is_large_section): New function.
4634 (Output_section::set_is_large_section): New function.
4635 (Output_section::is_large_data_section): New function.
4636 (class Output_segment): Add is_large_data_segment_ field.
4637 (Output_segment::is_large_data_segment): New function.
4638 (Output_segment::set_is_large_data_segment): New function.
4639 * output.cc (Output_section::Output_section): Initialize new
4641 (Output_segment::Output_segment): Likewise.
4642 (Output_segment::add_output_section): Add assertion that large
4643 data sections always go in large data segments. Force small data
4644 sections to the end of the list of data sections. Force small BSS
4645 sections to the start of the list of BSS sections. For large BSS
4646 sections to the end of the list of BSS sections.
4647 * symtab.h (class Symbol): Declare is_common_shndx.
4648 (Symbol::is_defined): Check Symbol::is_common_shndx.
4649 (Symbol::is_common): Likewise.
4650 (class Symbol_table): Define enum Commons_section_type. Update
4651 declarations. Add small_commons_ and large_commons_ fields.
4652 * symtab.cc (Symbol::is_common_shndx): New function.
4653 (Symbol_table::Symbol_table): Initialize new fields.
4654 (Symbol_table::add_from_object): Put small and large common
4655 symbols in the right list.
4656 (Symbol_table::sized_finalized_symbol): Check
4657 Symbol::is_common_shndx.
4658 (Symbol_table::sized_write_globals): Likewise.
4659 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4660 common symbol lists. Don't call do_allocate_commons_list if the
4662 (Symbol_table::do_allocate_commons_list): Remove is_tls
4663 parameter. Add comons_section_type parameter. Change all
4664 callers. Handle small and large common symbols.
4665 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4666 Symbol::is_common_shndx.
4667 * resolve.cc (symbol_to_bits): Likewise.
4668 * target.h (Target::small_common_shndx): New function.
4669 (Target::small_common_section_flags): New function.
4670 (Target::large_common_shndx): New function.
4671 (Target::large_common_section_flags): New function.
4672 (Target::new_output_section): New function.
4673 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4674 small_common_section_flags, and large_common_section_flags
4676 (Target::do_new_output_section): New virtual function.
4677 * arm.cc (Target_arm::arm_info): Initialize new fields.
4678 * i386.cc (Target_i386::i386_info): Likewise.
4679 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4681 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4682 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4683 (Target_x86_64::do_new_output_section): New function.
4684 * configure.ac: Define conditional MCMODEL_MEDIUM.
4685 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4686 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4687 (large_LDFLAGS): Define.
4688 * testsuite/large.c: New file.
4689 * testsuite/testfile.cc (Target_test::test_target_info):
4690 Initialize new fields.
4691 * configure, testsuite/Makefile.in: Rebuild.
4693 2009-06-05 Doug Kwan <dougkwan@google.com>
4695 * Makefile.am (CCFILES): Add target.cc.
4696 * Makefile.in: Regenerate.
4697 * i386.cc (class Target_i386): Define new virtual method to
4698 override do_is_local_label_name in parent.
4699 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4700 local symbols if --discard-locals or -X is given.
4701 * options.h (class General_options): Declare new options
4702 '--discard-locals' and '-X' for discarding locals.
4703 * target.h (class Target): Define new methods is_local_label_name.
4704 Declare new virtual method do_is_local_label_name.
4705 * target.cc: New file.
4706 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4707 (check_SCRIPTS): Add discard_locals_test.sh.
4708 (check_DATA): Add discard_local_tests.syms.
4709 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4710 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4711 * testsuite/Makefile.in: Regenerate.
4712 * testsuite/discard_locals_test.c: New file.
4713 * testsuite/discard_locals_test.sh: Same.
4715 2009-06-05 Doug Kwan <dougkwan@google.com>
4717 * object.cc (Sized_relobj::Sized_relobj): Initialize
4718 discarded_eh_frame_shndx_ to -1U.
4719 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4721 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4722 a discarded .eh_frame section.
4723 (Sized_relobj::do_finalize_local_symbols): Ditto.
4724 * object.h (class Sized_relobj): Declare new member
4725 discarded_eh_frame_shndx_.
4726 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4727 (local_labels_test.o, local_labels_test): New rules.
4728 * testsuite/Makefile.in: Regenerate.
4730 2009-06-04 Doug Kwan <dougkwan@google.com>
4732 * layout.cc (Layout::section_name_mapping): Add mapping for
4733 special ARM sections.
4735 2009-06-03 Doug Kwan <dougkwan@google.com>
4737 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4738 (utils::has_overflow): Same.
4740 2009-06-03 Ian Lance Taylor <iant@google.com>
4742 * layout.cc (Layout::section_name_mapping): New array, replacing
4743 Layout::linkonce_mapping.
4744 (Layout::section_name_mapping_count): New variable, replacing
4745 Layout::linkonce_mapping_count.
4746 (Layout::linkonce_output_name): Remove.
4747 (Layout::output_section_name): Rewrite.
4748 * layout.h (class Layout): Rename Linkonce_mapping to
4749 Section_name_mapping, linkonce_mapping to section_name_mapping,
4750 linkonce_mapping_count to section_name_mapping_count. Don't
4751 declare linkonce_output_name.
4753 2009-06-03 Doug Kwan <dougkwan@google.com>
4755 * gold/arm.cc (namespace utils): New.
4756 (Target_arm::reloc_is_non_pic): Define new method.
4757 (class Arm_relocate_functions): New.
4758 (Target_arm::Relocate::relocate): Handle relocation types used by
4761 2009-06-03 Ian Lance Taylor <iant@google.com>
4763 * arm.cc (Target_arm::scan::global): Use || instead of |.
4765 2009-06-02 Doug Kwan <dougkwan@google.com>
4767 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4768 issued_non_pic_error_.
4769 (class Target_arm::Scan): Declare new method check_non_pic.
4770 Define new method symbol_needs_plt_entry.
4771 Declare new data member issued_non_pic_error_.
4772 (class Target_arm::Relocate): Declare new method
4773 should_apply_static_reloc.
4774 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4775 (Target_arm::Scan::check_non_pic): Define new method.
4776 (Target_arm::Scan::local): Handle a small subset of reloc types used
4778 (Target_arm::Scan::local): Same.
4779 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4781 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4783 * incremental.cc (Incremental_inputs::report_command_line): Filter
4784 out --incremental-* options.
4786 2009-05-29 Doug Kwan <dougkwan@google.com>
4788 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4790 (class Target_arm): Update comment.
4791 (Target_arm::Target_arm): Initialize new data members GOT_,
4792 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4793 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4794 and Target_arm::rel_dyn_section.
4795 Declare new_enum Target_arm::Got_type.
4796 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4798 Update commments for member do_dynsym_value.
4799 (Target_arm::got_size, Target_arm::plt_section,
4800 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4801 new methods inside class defintion.
4802 (Target_arm::got_section): Define new method.
4803 (Target_arm::rel_dyn_section): Same.
4804 (Output_data_plt_arm): New template class.
4805 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4806 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4807 (Output_data_plt_arm::add_entry): Same.
4808 (Output_data_plt_arm::first_plt_entry): Define new
4809 static data member for PLT instruction template.
4810 (Output_data_plt_arm::plt_entry): Same.
4811 (Output_data_plt_arm::do_write): Define new method.
4812 (Target_arm::make_plt_entry): Same.
4813 (Target_arm::do_finalize_sections): Same.
4814 (Target_arm::do_dynsym_value): Same.
4816 2009-05-28 Doug Kwan <dougkwan@google.com>
4818 * Makefile.am (TARGETSOURCES): Add arm.cc.
4819 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4820 * Makefile.in: Regenerate.
4822 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4824 2009-05-26 Doug Kwan <dougkwan@google.com>
4826 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4827 (General_options::check_excluded_libs): Strip off directories in
4828 archive name before matching like GNU ld does.
4829 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4830 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4831 (exclude_libs_test_LDFLAGS): Add linker option
4832 -Wl,--exclude-libs,libexclude_libs_test_3
4833 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4834 an explicit archive without using -l.
4835 (alt/libexclude_libs_test_3.a): New make rule.
4836 * testsuite/Makefile.in: Regenerate.
4837 * testsuite/exclude_libs_test.c : Declare lib3_default().
4839 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4840 * exclude_libs_test_3.c: New file.
4842 2009-05-26 Nick Clifton <nickc@redhat.com>
4844 * po/id.po: New Indonesian translation.
4845 * po/gold.pot: Updated template file.
4847 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4849 * testsuite/Makefile.am: Add -ffunction-sections to compile
4850 gc_comdat_test files. Add -Wl,--gc-sections to build
4852 * testsuite/Makefile.in: Regenerate.
4853 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4855 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4857 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4858 kept comdat section was garbage collected.
4859 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4860 * testsuite/Makefile.in: Regenerate.
4861 * testsuite/gc_comdat_test.sh: New file.
4862 * testsuite/gc_comdat_test_1.cc: New file.
4863 * testsuite/gc_comdat_test_2.cc: New file.
4865 2009-05-19 Doug Kwan <dougkwan@google.com>
4867 * archive.cc (Archive::Archive): Move constructor from archive.h
4868 to here. Initialize no_export_.
4869 (Archive::get_elf_object_for_member): Set no_export flag of object.
4870 * archive.h (Archive::Archive): Move constructor body to
4872 (Archive::no_export): New method.
4873 (Archive::no_export_): New field.
4874 * object.h (Object::Object): Initialize no_export_ to false.
4875 (Object::no_export, Object::set_no_export): New methods.
4876 (Object::no_export_): New field.
4877 * options.cc (General_options::parse_exclude_libs): New method.
4878 (General_options::check_excluded_libs) Same.
4879 * options.h (exclude_libs): New option.
4880 (General_options::check_excluded_libs): New method declaration.
4881 (General_options::excluded_libs_): New field.
4882 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4883 default or protected visibility if an object has no-export flag set.
4884 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4885 (check_SCRIPTS): Add exclude_libs_test.sh.
4886 (check_DATA): Add exclude_libs_test.syms.
4887 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4888 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4889 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4890 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4891 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4892 libexclude_libs_test_2.a): New rules.
4893 * testsuite/Makefile.in: Regenerate.
4894 * testsuite/exclude_libs_test.c: New file.
4895 * testsuite/exclude_libs_test.sh: Ditto.
4896 * testsuite/exclude_libs_test_1.c: Ditto.
4897 * testsuite/exclude_libs_test_2.c: Ditto.
4899 2009-05-15 Ian Lance Taylor <iant@google.com>
4901 * configure.ac: Check for declarations for cases where libiberty.h
4902 checks HAVE_DECL_xxx.
4903 * configure, config.in: Rebuild.
4905 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4907 * gold.h (Incremental_argument_list): Remove (invalid) forward
4909 * incremental.cc (Incremental_inputs::report_achive): New method.
4910 (Incremental_inputs::report_object): New method.
4911 (Incremental_inputs::report_script): New method.
4912 (Incremental_inputs::finalize_inputs): New method.
4913 (Incremental_inputs::finalize): Call finalize_inputs().
4914 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4915 Create inputs entries.
4916 * incremental.h (Incremental_input_type): New enum.
4917 (Incremental_inputs::Incremental_input): Initialize new fields.
4918 (Incremental_inputs::report_inputs): New method.
4919 (Incremental_inputs::report_achive): New method.
4920 (Incremental_inputs::report_object): New method.
4921 (Incremental_inputs::report_script): New method.
4922 (Incremental_inputs::finalize_inputs): New method.
4923 (Incremental_inputs::Input_info): New struct.
4924 (Incremental_inputs::Input_info_map): New typedef.
4925 (Incremental_inputs::lock_): New field.
4926 (Incremental_inputs::Inputs_): New field.
4927 (Incremental_inputs::Inputs_map): New field.
4928 * main.cc (main): Call Incremental_input::report_inputs.
4929 * options.h (Input_argument_list): Typedef moved from
4931 (Input_file_group::Files): Remove, use ::Input_argument_list.
4932 (Input_file_group::Input_argument_list): Remove, use
4933 ::Input_argument_list.
4934 * plugin.cc (Plugin_manager::add_input_file): Add error in
4936 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4938 * script.cc (read_input_script): Call
4939 Incremental_input::report_script.
4940 * script.h (Script_info): New class.
4942 2009-04-27 Ian Lance Taylor <iant@google.com>
4944 * x86_64.cc (do_adjust_output_section): Set entsize to
4947 2009-04-23 Elliott Hughes <enh@google.com>
4949 * output.cc (Output_file::close): After short writes, continue
4950 writing from the correct offset in the buffer being written.
4952 2009-04-23 Chris Demetriou <cgd@google.com>
4954 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4955 * configure: Regenerate.
4956 * config.in: Regenerate.
4957 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4958 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4960 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4962 * incremental.cc (Incremental_inputs_header_data): Renamed from
4963 Incremental_input_header_data.
4964 (Incremental_inputs_header_data::data_size): New field.
4965 (Incremental_inputs_header_data::put_input_file_count): Renamed
4966 from input_file_count.
4967 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4968 from command_line_offset.
4969 (Incremental_inputs_header_data::put_reserved): Renamed from
4971 (Incremental_inputs_entry_data): Renamed from
4972 Incremental_input_entry_data.
4973 (Incremental_inputs_entry_data::data_size): New field.
4974 (Incremental_inputs::report_command_line): New method.
4975 (Incremental_inputs::finalize): New method.
4976 (Incremental_inputs::create_incremental_inputs_data): New method.
4977 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4978 * incremental.h: New file.
4979 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4980 (Layout::finalize): Create incremental inputs section in
4982 (Layout::create_incremental_info_sections): New method.
4983 * layout.h (Layout::incremental_inputs): New method.
4984 (Layout::create_incremental_info_sections): New method.
4985 (Layout::incremental_inputs_): New field.
4986 * main.cc (main): Notify Incremental_input of the command line.
4988 2009-04-01 Ian Lance Taylor <iant@google.com>
4989 Mikolaj Zalewski <mikolajz@google.com>
4991 * gold.h (reserve_unordered_map): Define, three versions, one for
4992 each version of Unordered_map.
4993 * layout.cc (Layout::Layout): Remove options parameter. Add
4994 number_of_input_files parameter. Don't initialize options_.
4995 Initialize number_of_input_files_ and resized_signatures_. Move
4996 sections_are_attached_.
4997 (Layout::layout_group): Reserve space for group_signatures_.
4998 (Layout::find_or_add_kept_section): Change name parameter to be a
4999 reference. Resize signatures_ map when it gets large enough.
5000 (Layout::layout_eh_frame): Use parameters->options() instead of
5002 (Layout::make_output_section): Likewise.
5003 (Layout::attach_allocated_section_to_segment): Likewise.
5004 (Layout::finalize, Layout::create_executable_stack): Likewise.
5005 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5006 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5007 * layout.h (class Layout): Update declarations. Remove options_
5008 field. Add number_of_input_files_ and resized_signatures_
5009 fields. Move sections_are_attached_ field.
5010 * main.cc (main): Pass number of input files to Layout
5011 constructor. Don't pass options.
5013 2009-03-30 Ian Lance Taylor <iant@google.com>
5015 * ffsll.c (ffsll): Correct implementation.
5017 2009-03-27 Ian Lance Taylor <iant@google.com>
5019 * ffsll.c: New file.
5020 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5021 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5022 * ftruncate.c (ftruncate): Declare before definition.
5023 * mremap.c (mremap): Likewise.
5024 * pread.c (pread): Likewise.
5025 * configure, Makefile.in, config.in: Rebuild.
5027 * mremap.c: New file.
5028 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5029 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5030 (mremap): Declare if HAVE_MREMAP is not defined.
5031 * configure, Makefile.in, config.in: Rebuild.
5033 2009-03-27 Cary Coutant <ccoutant@google.com>
5035 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5036 position independent.
5037 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5038 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5040 2009-03-24 Cary Coutant <ccoutant@google.com>
5042 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5044 (needs_dynamic_reloc): Likewise.
5046 2009-03-24 Ian Lance Taylor <iant@google.com>
5048 * yyscript.y (file_cmd): Recognize EXTERN.
5049 (extern_name_list, extern_name_list_body): New nonterminals.
5050 * script.cc (script_add_extern): Define.
5051 * script-c.h (script_add_extern): Declare.
5053 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5055 * object.cc (is_elf_object): Define.
5056 * object.h (is_elf_object): Declare.
5057 * archive.cc (Archive::get_elf_object_for_member): Call
5059 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5061 2009-03-24 Elliott Hughes <enh@google.com>
5063 * output.cc (Output_file::map_anonymous): Define.
5064 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5065 try an anonymous one. Report the size if the mmap fails.
5066 * output.h (class Output_file): Declare map_anonymous.
5068 2009-03-24 Ian Lance Taylor <iant@google.com>
5070 * target-select.cc (instantiate_target): Don't acquire the lock if
5071 the instantiated_target_ field has already been set.
5073 2009-03-23 Ian Lance Taylor <iant@google.com>
5075 * gold-threads.h (class Initialize_lock): Define.
5076 * gold-threads.cc (class Initialize_lock_once): Define.
5077 (initialize_lock_control): New static variable.
5078 (initialize_lock_pointer): New static variable.
5079 (initialize_lock_once): New static function.
5080 (Initialize_lock::Initialize_lock): Define.
5081 (Initialize_lock::initialize): Define.
5082 * target-select.h: Include "gold-threads.h".
5083 (class Target_selector): Add lock_ and initialize_lock_ fields.
5084 Don't define instantiate_target, just declare it.
5085 * target-select.cc (Target_selector::Target_selector): Initialize
5087 (Target_selector::instantiate_target): Define.
5088 * descriptors.h: Include "gold-threads.h".
5089 (class Descriptors): Add initialize_lock_ field.
5090 * descriptors.cc (Descriptors::Descriptors): Initialize new
5092 (Descriptors::open): Use initialize_lock_ field
5093 * errors.h (class Errors): Add initialize_lock_ field.
5094 * errors.cc (Errors::Errors): Initialize new field.
5095 (Errors::initialize_lock): Use initialize_lock_ field.
5096 * powerpc.cc (class Target_selector_powerpc): Remove
5097 instantiated_target_ field. In do_recognize call
5098 instantiate_target rather than do_instantiate_target. In
5099 do_instantiate_target just allocate a new target.
5100 * sparc.cc (class Target_selector_sparc): Likewise.
5102 * freebsd.h: New file.
5103 * i386.cc: Include "freebsd.h".
5104 (Target_i386): Derive from Target_freebsd rather than
5106 (Target_selector_i386): Derive from Target_selector_freebsd rather
5107 than Target_selector.
5108 * x86_64.cc: Include "freebsd.h".
5109 (Target_x86_64): Derive from Target_freebsd rather than
5111 (Target_selector_x86_64): Derive from Target_selector_freebsd
5112 rather than Target_selector.
5113 * target.h (class Target): Add adjust_elf_header and
5114 do_adjust_elf_header.
5115 * output.cc (Output_file_header:: do_sized_write): Call target
5116 adjust_elf_header routine.
5117 * configure.tgt: Set targ_osabi.
5118 * configure.ac: Define GOLD_DEFAULT_OSABI.
5119 * parameters.cc (Parameters::default_target): Pass
5120 GOLD_DEFAULT_OSABI to select_target.
5121 * target-select.h (class Target_selector): Make instantiate_target
5122 protected rather than private.
5123 * Makefile.am (HFILES): Add freebsd.h.
5124 * configure, Makefile.in, config.in: Rebuild.
5126 * merge.cc (do_add_input_section): Correct pend value. Change
5127 message about last entry not being null terminated from error to
5130 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5132 * incremental.cc: New file.
5133 * Makefile.am (CCFILES): Add incremental.cc.
5134 * Makefile.in: Rebuild.
5136 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5138 * layout.cc (Layout::output_section_name): Preserve names
5139 of '.note.' sections.
5141 2009-03-19 Ian Lance Taylor <iant@google.com>
5143 * descriptors.cc (Descriptors::open): Check that the options are
5144 valid before using them.
5146 2009-03-18 Ian Lance Taylor <iant@google.com>
5148 * script-sections.h: Include <list>.
5149 (class Script_sections): Change Sections_elements from std::vector
5150 to std::list. Typedef public Elements_iterator. Add
5151 orphan_section_placement_, data_segment_align_start_, and
5152 saw_data_segment_align_ fields. Remove data_segment_align_index_
5154 * script-sections.cc (class Orphan_section_placement): New class.
5155 (class Sections_element): Add virtual functions is_relro and
5156 orphan_section_init. Remove virtual function place_orphan_here.
5157 (class Output_section_definition): Add is_relro and
5158 orphan_section_init. Remove place_orphan_here.
5159 (class Orphan_output_section): Likewise.
5160 (Script_sections::Script_sections): Update for field changes.
5161 (Script_sections::data_segment_align): Set saw_data_segment_align_
5162 and data_segment_align_start_, not data_segment_align_index.
5163 (Script_sections::data_segment_relro_end): Check
5164 saw_data_segment_align_. Use data_segment_align_start_ rather
5165 than data_segment_align_index_.
5166 (Script_sections::place_orphan): Rewrite to use
5167 Orphan_section_placement.
5169 2009-03-17 Ian Lance Taylor <iant@google.com>
5171 * archive.cc (Archive::add_symbols): Check for a version attached
5172 to the symbol name in the archive map.
5173 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5174 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5175 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5176 (ver_test_11.a): New target.
5177 * testsuite/Makefile.in: Rebuild.
5179 * configure.ac: Check for chsize and posix_fallocate. Replace
5181 * ftruncate.c: New file, from gnulib.
5182 * output.cc (posix_fallocate): Define dummy version if not
5183 HAVE_POSIX_FALLOCATE.
5184 (Output_file::map): Call posix_fallocate rather than lseek and
5186 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5187 * configure, Makefile.in, config.in: Rebuild.
5189 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5191 * layout.h (Layout::create_note): Add section_name parameter.
5192 * layout.cc (Layout::create_note): Likewise.
5193 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5195 2009-03-17 Ian Lance Taylor <iant@google.com>
5197 * descriptors.cc: Include "options.h".
5198 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5199 (Descriptors::open): Always use O_CLOEXEC when opening a new
5200 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5201 then set FD_CLOEXEC.
5203 * sparc.cc (class Target_sparc): Add has_got_section.
5204 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5205 make sure we have a GOT section.
5207 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5208 (Target_sparc::Scan::local): Likewise.
5209 (Target_sparc::Scan::global): Likewise.
5210 (Target_sparc::Relocate::relocate): Likewise.
5211 (Target_sparc::Relocate::relocate_tls): Likewise.
5213 * symtab.cc (Symbol_table::define_default_version): New function,
5214 broken out of add_from_object.
5215 (Symbol_table::add_from_object): Call define_default_version.
5216 (Symbol_table::define_special_symbol): Add resolve_oldsym
5217 parameter. Change all callers. If the version for a symbol comes
5218 from a version script, resolve it with the symbol with the same
5219 name with no version. Also add the symbol without a version if
5221 (do_define_in_output_data): If resolving with oldsym, don't delete
5223 (do_define_in_output_segment): Likewise.
5224 (do_define_as_constant): Likewise.
5225 * symtab.h (class Symbol_table): Update declarations.
5227 2009-03-13 Ian Lance Taylor <iant@google.com>
5229 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5230 (Read_symbols::requeue): New function.
5231 (Read_symbols::do_read_symbols): If make_elf_object fails because
5232 the target type is not configured, and the file was searched for,
5233 issue a warning and retry with the next directory.
5234 (Add_symbols::run): If the file has an incompatible format, and
5235 it was searched for, requeue the Read_symbols task. On error,
5237 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5238 dirindex parameter to constructor. Change all callers. Declare
5239 incompatible_warning and requeue.
5240 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5241 input_argument_ and input_group_ fields. Add them to
5242 constructor. Change all callers.
5243 (class Read_script): Add dirindex_ field. Add it to constructor.
5245 * archive.cc (Archive::setup): Remove input_objects parameter.
5247 (Archive::get_file_and_offset): Likewise.
5248 (Archive::read_all_symbols): Likewise.
5249 (Archive::read_symbols): Likewise.
5250 (Archive::get_elf_object_for_member): Remove input_objects
5251 parameter. Add punconfigured parameter. Change all callers.
5252 (Archive::add_symbols): Change return type to bool. Check return
5253 value of include_member.
5254 (Archive::include_all_members): Likewise.
5255 (Archive::include_member): Change return type to bool. Return
5256 false if first included object has incompatible target. Set
5257 included_member_ field.
5258 (Add_archive_symbols::run): If add_symbols returns false, requeue
5260 * archive.h (class Archive): Add included_member_ field.
5261 Initialize it in constructor. Add input_file and searched_for
5262 methods. Update declarations.
5263 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5264 input_argument_ fields. Add them to constructor. Change all
5266 * script.cc: Include "target-select.h".
5267 (class Parser_closure): Add skip_on_incompatible_target_ and
5268 found_incompatible_target_ fields. Add
5269 skip_on_incompatible_target parameter to constructor. Change all
5270 callers. Add methods skip_on_incompatible_target,
5271 clear_skip_on_incompatible_target, found_incompatible_target, and
5272 set_found_incompatible_target.
5273 (read_input_script): Add dirindex parameter. Change all callers.
5274 If parser finds an incompatible target, requeue Read_symbols
5276 (script_set_symbol): Clear skip_on_incompatible_target in
5278 (script_add_assertion, script_parse_option): Likewise.
5279 (script_start_sections, script_add_phdr): Likewise.
5280 (script_check_output_format): New function.
5281 * script.h (read_input_script): Update declaration.
5282 * script-c.h (script_check_output_format): Declare.
5283 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5284 (ignore_cmd): Remove OUTPUT_FORMAT.
5285 * fileread.cc (Input_file::Input_file): Add explicit this.
5286 (Input_file::will_search_for): New function.
5287 (Input_file::open): Add pindex parameter. Change all callers.
5288 * fileread.h (class Input_file): Add input_file_argument method.
5289 Declare will_search_for. Update declarations.
5290 * object.cc (make_elf_object): Add punconfigured parameter.
5292 * object.h (class Object): Make input_file public. Add
5293 searched_for method.
5294 (make_elf_object): Update declaration.
5295 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5297 * dirsearch.h (class Dirsearch): Update declaration.
5298 * options.h (class General_options): Add --warn-search-mismatch.
5299 * parameters.cc (Parameters::is_compatible_target): New function.
5300 * parameters.h (class Parameters): Declare is_compatible_target.
5301 * workqueue.cc (Workqueue::add_blocker): New function.
5302 * workqueue.h (class Workqueue): Declare add_blocker.
5304 * fileread.cc (Input_file::open): Remove options parameter.
5306 (Input_file::open_binary): Likewise.
5307 * script.cc (read_input_script): Likewise.
5308 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5309 options parameter from constructor. Change all callers.
5310 (class Read_script): Likewise.
5311 * fileread.h (class Input_file): Update declarations.
5312 * script.h (read_input_script): Update declaration.
5314 2009-03-10 Nick Clifton <nickc@redhat.com>
5316 * po/es.po: New Spanish translation.
5318 2009-03-06 Cary Coutant <ccoutant@google.com>
5320 * options.cc (parse_short_option): Keep dash_z from registering itself.
5322 2009-03-03 Ian Lance Taylor <iant@google.com>
5325 * target-reloc.h (relocate_section): Pass output_section to
5327 * i386.cc (Target_i386::should_apply_static_reloc): Add
5328 output_section parameter. Change all callers.
5329 (Target_i386::Relocate::relocate): Add output_section parameter.
5330 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5331 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5332 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5333 * testsuite/two_file_shared.sh: New script.
5334 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5335 (check_DATA): Add two_file_shared.dbg.
5336 (two_file_shared.dbg): New target.
5337 * testsuite/Makefile.in: Rebuild.
5339 2009-03-01 Ian Lance Taylor <iant@google.com>
5341 * configure.ac: Check for byteswap.h.
5342 * configure: Rebuild.
5343 * config.in: Rebuild.
5345 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5347 * layout.cc (Layout::find_or_add_kept_section): New function.
5348 (Layout::add_comdat): Removed.
5349 * layout.h (struct Kept_section): Move out of class Layout.
5350 Remove trailing underscores from field names. Add group_sections
5351 field. Rename group_ field to is_group. Change all uses.
5352 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5353 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5354 comdat_groups_ field.
5355 (Sized_relobj::include_section_group): Use
5356 find_or_add_kept_section and Kept_section::group_sections.
5357 (Sized_relobj::include_linkonce_section): Likewise.
5358 * object.cc (class Sized_relobj): Don't define Comdat_group or
5359 Comdat_group_table. Remove find_comdat_group and
5360 add_comdat_group. Remove comdat_groups_ field.
5361 * plugin.cc (include_comdat_group): Use
5362 Layout::find_or_add_kept_section.
5364 2009-02-28 Ian Lance Taylor <iant@google.com>
5366 * README: --gc-sections and map files are now supported. Document
5367 some build requirements.
5370 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5371 relocatable link set the value of the section symbol to zero.
5372 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5373 relocatable link don't include the section address in the local
5376 2009-02-27 Ian Lance Taylor <iant@google.com>
5379 * options.h (class Search_directory): Add is_system_directory.
5380 (class General_options): Declare is_in_system_directory.
5381 * options.cc (get_relative_sysroot): Make static.
5382 (get_default_sysroot): Make static.
5383 (General_optoins::is_in_system_directory): New function.
5384 * fileread.cc (Input_file::is_in_system_directory): New function.
5385 * fileread.h (class Input_file): Declare is_in_system_directory.
5386 * object.h (class Object): Add is_in_system_directory.
5387 (class Input_objects): Remove system_library_directory_ field.
5388 * object.cc (Input_objects::add_object): Don't set
5389 system_library_directory_.
5390 (input_objects::found_in_system_library_directory): Remove.
5391 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5392 parameter. Change all callers.
5393 (Symbol_table::sized_write_globals): Likewise.
5394 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5395 Call Object::is_in_system_directory.
5396 * symtab.h (class Symbol_table): Update declarations.
5399 * descriptors.h (Open_descriptor): Add is_on_stack field.
5400 * descriptors.cc (Descriptors::open): If the descriptor is on the
5401 top of the stack, remove it. Initialize is_on_stack field.
5402 (Descriptors::release): Only add pod to stack if it is not on the
5404 (Descriptors::close_some_descriptor): Clear stack_next and
5408 * output.cc (Output_section::find_starting_output_address): Rename
5409 from starting_output_address; add PADDR parameter; change return
5411 * output.h (class Output_section): Declare
5412 find_starting_output_address instead of starting_output_address.
5413 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5414 section symbol for which we can't find a merge section.
5417 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5418 hidden or internal, force the symbol to be local.
5419 * resolve.cc (Symbol::override_visibility): Define.
5420 (Symbol::override_base): Use override_visibility.
5421 (Symbol_table::resolve): Likewise.
5422 (Symbol::override_base_with_special): Likewise.
5423 (Symbol_table::override_with_special): If the visibility is hidden
5424 or internal, force the symbol to be local.
5425 * symtab.h (class Symbol): Add set_visibility and
5426 override_visibility.
5427 * testsuite/ver_test_1.sh: New file.
5428 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5429 (check_DATA): Add ver_test_1.syms.
5430 (ver_test_1.syms): New target.
5431 * testsuite/Makefile.in: Rebuild.
5433 2009-02-25 Cary Coutant <ccoutant@google.com>
5435 * layout.cc (Layout::choose_output_section): Don't rename sections
5436 when using a linker script that has a SECTIONS clause.
5437 * Makefile.in: Regenerate.
5439 * testsuite/Makefile.am (script_test_5.sh): New test case.
5440 * testsuite/Makefile.in: Regenerate.
5441 * testsuite/script_test_5.cc: New file.
5442 * testsuite/script_test_5.sh: New file.
5443 * testsuite/script_test_5.t: New file.
5445 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5447 * archive.cc (Archive::include_member): Update calls to add_symbols.
5448 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5449 the Layout argument.
5450 * dynobj.h (do_add_symbols): Add the Layout argument.
5451 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5453 * object.h (Object::add_symbols): Add the Layout argument.
5454 (Object::do_add_symbols): Add the Layout argument.
5455 (Sized_relobj::do_add_symbols): Add the Layout argument.
5456 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5457 Unify the two versions.
5458 (Add_plugin_symbols): Remove.
5459 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5460 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5461 (Add_plugin_symbols): Remove.
5462 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5463 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5464 (Add_symbols::run): Make it work with Pulginobj.
5466 2009-02-06 Ian Lance Taylor <iant@google.com>
5468 * object.cc (Sized_relobj::do_layout): Make info message start
5469 with lower case letter.
5471 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5473 * binary.cc: Fix file comment.
5475 * options.h (enum Incremental_disposition): Define.
5476 (class General_options): Add new options: --incremental,
5477 --incremental_changed, --incremental_unchanged,
5478 --incremental_unknown. Add incremental_disposition_ and
5479 implicit_incremental_ fields.
5480 (General_options::incremental_disposition): New function.
5481 (class Position_dependent_options): Add incremental_disposition
5483 (Position_dependent_options::copy_from_options): Set incremental
5485 * options.cc (General_options::parse_incremental_changed): New
5487 (General_options::parse_incremental_unchanged): New function.
5488 (General_options::parse_incremental_unknown): New function.
5489 (General_options::General_options): Initialize new fields
5490 incremental_disposition_ and implicit_incremental_.
5491 (General_options::finalize): Check for uasge of --incremental-*
5492 without --incremental.
5494 2009-02-06 Chris Demetriou <cgd@google.com>
5496 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5497 pointer and to report location as the file name associated with
5499 (gold_undefined_symbol_at_location): New function to replace the
5500 old gold_undefined_symbol functionality.
5501 * target-reloc.h (relocate_section): Update to use
5502 gold_undefined_symbol_at_location.
5503 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5504 Call gold_undefined_symbol function rather than gold_error.
5505 * errors.h (Errors::undefined_symbol): Take location as a
5506 string, rather than calculating it from a relocation.
5507 * errors.cc (Errors::fatal): Print "fatal error:" before the
5509 (Errors::error, Errors::error_at_location): Print "error: "
5510 before the formatted message.
5511 (Errors::undefined_symbol): Take location as a string, rather
5512 than calculating it from a relocation.
5513 (gold_undefined_symbol_at_location): New function akin to
5514 old gold_undefined_symbol, calculates location from relocation.
5515 (gold_undefined_symbol): Change to take only a Symbol pointer
5516 and to report location as the file name associated with the symbol.
5517 * testsuite/debug_msg.sh: Update for changed error messages.
5518 * testsuite/undef_symbol.sh: Likewise.
5520 2009-02-04 Duncan Sands <baldrick@free.fr>
5523 * reduced_debug_output.h
5524 (Output_reduced_debug_abbrev_section::failed): Use format for
5526 (Output_reduced_debug_info_section::faild): Likewise.
5528 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5530 * script.cc (Lazy_demangler): New class.
5531 (Version_script_info::get_symbol_version_helper): Demangle a
5534 2009-01-29 Cary Coutant <ccoutant@google.com>
5536 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5538 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5540 2009-01-28 Ian Lance Taylor <iant@google.com>
5542 * version.cc (version_string): Bump to 1.9.
5544 * gold.h: Include <cstring> and <stdint.h>.
5545 * version.cc: Include <cstdio>.
5546 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5548 * reduced_debug_output.cc (insert_into_vector): Rename from
5549 Insert_into_vector; change all callers. Use Swap_unaligned to
5550 avoid aliasing issue; remove union since it is unnecessary.
5552 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5554 * Makefile.am (CCFILES): Add gc.cc.
5556 * Makefile.in: Regenerate.
5557 * gold.cc (Gc_runner): New class.
5558 (queue_initial_tasks): Call garbage collection related tasks
5559 when corresponding options are invoked.
5560 (queue_middle_gc_tasks): New function.
5561 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5562 processed early before laying out sections during garbage collection.
5563 * gold.h (queue_middle_gc_tasks): New function.
5564 (is_prefix_of): Move from "layout.cc".
5565 * i386.cc (Target_i386::gc_process_relocs): New function.
5566 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5567 * main.cc (main): Create object of class "Garbage_collection".
5568 * object.cc (Relobj::copy_symbols_data): New function.
5569 (Relobj::is_section_name_included): New function.
5570 (Sized_relobj::do_layout): Allow this function to be called twice
5571 during garbage collection and defer layout of section during the
5573 * object.h (Relobj::get_symbols_data): New function.
5574 (Relobj::is_section_name_included): New function.
5575 (Relobj::copy_symbols_data): New function.
5576 (Relobj::set_symbols_data): New function.
5577 (Relobj::get_relocs_data): New function.
5578 (Relobj::set_relocs_data): New function.
5579 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5580 (Relobj::gc_process_relocs): New function.
5581 (Relobj::do_gc_process_relocs): New pure virtual function.
5582 (Relobj::sd_): New data member.
5583 (Sized_relobj::is_output_section_offset_invalid): New function.
5584 (Sized_relobj::do_gc_process_relocs): New function.
5585 * options.h (General_options::gc_sections): Modify to not be a no-op.
5586 (General_options::print_gc_sections): New option.
5587 * plugin.cc (Plugin_finish::run): Remove function call to
5588 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5589 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5590 * reloc.cc (Read_relocs::run): Add task to process relocs and
5591 determine unreferenced sections when doing garbage collection.
5592 (Gc_process_relocs): New class.
5593 (Sized_relobj::do_gc_process_relocs): New function.
5594 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5595 sections that are garbage collected.
5596 * reloc.h (Gc_process_relocs): New class.
5597 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5598 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5599 symbols whose corresponding sections are garbage collected.
5600 (Symbol_table::Symbol_table): Add new parameter for the garbage
5602 (Symbol_table::gc_mark_undef_symbols): New function.
5603 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5604 (Symbol_table::gc_mark_dyn_syms): New function.
5605 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5607 (Symbol_table::add_from_object): Likewise.
5608 (Symbol_table::add_from_relobj): When building shared objects, do not
5609 treat externally visible symbols as garbage.
5610 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5611 table information for static and relocatable links.
5612 * symtab.h (Symbol_table::set_gc): New function.
5613 (Symbol_table::gc): New function.
5614 (Symbol_table::gc_mark_undef_symbols): New function.
5615 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5616 (Symbol_table::gc_mark_dyn_syms): New function.
5617 (Symbol_table::gc_): New data member.
5618 * target.h (Sized_target::gc_process_relocs): New pure virtual
5620 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5621 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5623 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5625 * options.h (General_options::gc_sections): Define as a no-op for now.
5626 (General_options::no_keep_memory): Ditto.
5627 (General_options::Bshareable): Define.
5628 * options.cc (General_options::finalize): Honor -Bshareable.
5630 2009-01-20 Andreas Schwab <schwab@suse.de>
5632 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5633 read the value in the contents, since we don't use it. Use the
5634 template endianness when writing.
5635 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5637 2009-01-19 Andreas Schwab <schwab@suse.de>
5639 * configure.tgt (powerpc64-*): Fix targ_obj.
5641 2009-01-15 Ian Lance Taylor <iant@google.com>
5643 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5644 local symbols when stripping all symbols.
5646 2009-01-14 Cary Coutant <ccoutant@google.com>
5648 * output.cc (Output_reloc): Add explicit instantiations.
5650 2009-01-14 Cary Coutant <ccoutant@google.com>
5652 * archive.cc (Archive::get_elf_object_for_member): Remove call
5653 to File_read::claim_for_plugin.
5654 * descriptors.cc (Descriptors::open): Remove reference to
5656 (Descriptors::claim_for_plugin): Remove.
5657 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5658 (Descriptors::is_claimed): Remove.
5659 (claim_descriptor_for_plugin): Remove.
5660 * fileread.cc (File_read::claim_for_plugin): Remove.
5661 * fileread.h (File_read::claim_for_plugin): Remove.
5662 (File_read::descriptor): Reopen descriptor if necessary.
5663 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5664 (Plugin_manager::all_symbols_read): Add task parameter. Change
5666 (Plugin_manager::get_input_file): New function.
5667 (Plugin_manager::release_input_file): New function.
5668 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5669 corresponding data member.
5670 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5671 and pass to base constructor. Change all callers.
5672 (get_input_file, release_input_file): New functions.
5673 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5674 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5675 (Plugin_manager::all_symbols_read): Add task parameter.
5676 (Plugin_manager::get_input_file): New function.
5677 (Plugin_manager::release_input_file): New function.
5678 (Plugin_manager::task_): New data member.
5679 (Pluginobj::Pluginobj): Add filesize parameter.
5680 (Pluginobj::filename): New function.
5681 (Pluginobj::descriptor): New function.
5682 (Pluginobj::filesize): New function.
5683 (Pluginobj::filesize_): New data member.
5684 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5685 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5686 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5688 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5689 with archive libraries.
5690 * testsuite/Makefile.in: Regenerate.
5691 * testsuite/plugin_test.c (struct sym_info): New type.
5692 (get_input_file, release_input_file): New static variables.
5693 (onload): Capture new transfer vector entries.
5694 (claim_file_hook): Stop reading at end of file according to filesize.
5695 Factor out parsing of readelf output into separate function.
5696 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5697 APIs and get the source file name from the symbol table. Convert
5698 source file name to corresponding object file name. Print info
5699 message when adding new input files.
5700 (parse_readelf_line): New function.
5701 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5702 * testsuite/plugin_test_2.sh: Likewise.
5703 * testsuite/plugin_test_3.sh: Likewise.
5704 * testsuite/plugin_test_4.sh: New test case.
5706 2009-01-07 Ian Lance Taylor <iant@google.com>
5708 * version.cc (version_string): Bump to 1.8.
5710 2008-12-23 Cary Coutant <ccoutant@google.com>
5712 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5713 * plugin.cc (Plugin_manager::finish): Rename as
5714 layout_deferred_objects. Move cleanup to separate function.
5715 (Plugin_manager::cleanup): New function.
5716 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5718 * plugin.h (Plugin_manager::finish): Rename as
5719 layout_deferred_objects.
5720 (Plugin_manager::cleanup): New function.
5721 (Plugin_manager::cleanup_done): New field.
5723 2008-12-23 Cary Coutant <ccoutant@google.com>
5725 * plugin.cc (is_visible_from_outside): New function.
5726 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5727 so we don't return "IR only" status for exported symbols or -r links.
5729 * testsuite/Makefile.am (plugin_test_3): New test case.
5730 * testsuite/Makefile.in: Regenerate.
5731 * testsuite/plugin_test_3.sh: New file.
5733 2008-12-22 Cary Coutant <ccoutant@google.com>
5735 * object.cc (Sized_relobj::layout_section): New function.
5736 (Sized_relobj::do_layout): Defer layout of input sections until after
5737 plugin has provided replacement files.
5738 (Sized_relobj::do_layout_deferred_sections): New function.
5739 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5740 (Relobj::layout_deferred_sections): New function.
5741 (Relobj::do_layout_deferred_sections): New function.
5742 (Sized_relobj::do_layout_deferred_sections): New function.
5743 (Sized_relobj::layout_section): New function.
5744 (Sized_relobj::Deferred_layout): New structure.
5745 (Sized_relobj::deferred_layout_): New field.
5746 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5747 Change all callers. Layout deferred sections.
5748 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5750 (Plugin_hook::run): Move code from do_plugin_hook inline.
5751 (Plugin_hook::do_plugin_hook): Remove.
5752 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5753 (Plugin_manager::finish): Renamed, was cleanup.
5754 (Plugin_manager::should_defer_layout): New function.
5755 (Plugin_manager::add_deferred_layout_object): New function.
5756 (Plugin_manager::Deferred_layout_list): New type.
5757 (Plugin_manager::deferred_layout_objects_): New field.
5758 (Plugin_hook::do_plugin_hook): Remove.
5760 2008-12-17 Ian Lance Taylor <iant@google.com>
5762 * options.h (class General_options): Add --no case for
5765 2008-12-16 Cary Coutant <ccoutant@google.com>
5767 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5769 (Plugin_manager::claim_file): Create plugin object even if
5770 plugin did not call the add_symbols callback.
5771 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5772 asking for more symbols than were added.
5773 * testsuite/Makefile.am (plugin_test_1): Add test case with
5775 (empty.syms): New target.
5776 * testsuite/Makefile.in: Regenerate.
5777 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5778 message. Don't call add_symbols if no globals.
5779 (all_symbols_read_hook): Don't provide replacement for empty
5782 2008-12-12 Ian Lance Taylor <iant@google.com>
5784 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5785 r_type == 0 for a local symbol with r_sym == 0.
5786 (scan_relocatable_relocs): Pass r_sym to
5787 local_non_section_strategy.
5788 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5791 * configure.ac: Update test for TLS descriptors: they are
5792 supported as of glibc 2.9.
5793 * configure: Rebuild.
5795 2008-12-11 Ian Lance Taylor <iant@google.com>
5798 * target-reloc.h (Default_scan_relocatable_relocs): For each
5799 function, map r_type == 0 to RELOC_DISCARD.
5801 2008-12-10 Cary Coutant <ccoutant@google.com>
5803 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5804 object to override a kept COMDAT group from a plugin object.
5806 2008-12-09 Ian Lance Taylor <iant@google.com>
5809 * yyscript.y (file_cmd): Handle INPUT.
5811 * testsuite/initpri1.c: Change all declarations to be full
5812 prototypes by adding void, to avoid compiler warnings.
5814 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5816 * options.cc (General_options::parse_plugin_opt): New.
5817 (General_options::add_plugin): The argument now is just the filename.
5818 (General_options::add_plugin_option): New.
5819 * options.h (plugin_opt): New.
5820 (add_plugin): Change argument name.
5821 (add_plugin_option): New.
5822 * plugin.cc (Plugin::load): Don't parse the plugin option.
5823 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5824 (Plugin::add_option): New.
5825 (Plugin::args_): Change type.
5826 (Plugin::filename_): New.
5827 (Plugin_manager::add_plugin_option): New.
5828 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5829 * testsuite/Makefile.in: Regenerate.
5831 2008-12-05 Cary Coutant <ccoutant@google.com>
5833 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5834 Handle --strip-lto-sections option.
5835 * options.h (strip_lto_sections): New option.
5837 2008-12-01 Cary Coutant <ccoutant@google.com>
5839 * plugin.cc (ld_plugin_message): Change format parameter to const.
5840 Fix mismatch between new[] and delete.
5842 2008-11-14 Cary Coutant <ccoutant@google.com>
5844 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5847 2008-11-05 Craig Silverstein <csilvers@google.com>
5849 * options.cc (General_options::parse_dynamic_list): New function.
5850 * options.h (General_options): New flags dynamic_list,
5851 dynamic_list_data, dynamic_list_cpp_new, and
5852 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5853 (General_options::in_dynamic_list): New function.
5854 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5855 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5856 (Lex::can_continue_name): Likewise.
5858 (read_script_file): New parameter script_options.
5859 (read_dynamic_list): New function.
5860 (Script_options::define_dynamic_list): New function.
5861 (dynamic_list_keyword_parsecodes): New variable.
5862 (dynamic_list_keywords): New variable.
5863 * script.h (Script_options::define_dynamic_list): New function
5865 (read_dynamic_list): New function prototype.
5866 * symtab.cc (strprefix): New macro.
5867 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5868 dynamic_list_data, dynamic_list_cpp_new, and
5869 dynamic_list_cpp_typeinfo.
5870 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5871 (dynamic_list_expr): New rule.
5872 (dynamic_list_nodes): Likewise.
5873 (dynamic_list_node): Likewise.
5874 * testsuite/Makefile.am (dynamic_list): New test.
5875 * testsuite/Makefile.in: Regenerated.
5876 * testsuite/dynamic_list.t: New file.
5877 * testsuite/dynamic_list.sh: New file.
5879 2008-11-05 Craig Silverstein <csilvers@google.com>
5881 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5882 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5883 (t11_last): Likewise.
5884 * testsuite/ver_test_6.c (main): Likewise.
5886 2008-10-07 Cary Coutant <ccoutant@google.com>
5888 * options.c (General_options::finalize): Add check for -static and
5890 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5893 2008-10-02 Cary Coutant <ccoutant@google.com>
5895 * plugin.cc (make_sized_plugin_object): Fix conditional
5896 compilation to work when not all targets are enabled.
5898 2008-09-29 Cary Coutant <ccoutant@google.com>
5900 * archive.cc (Archive::get_file_and_offset): Use filename instead
5901 of name to get library path.
5902 (Archive::include_member): Unlock external member of a thin archive.
5904 * testsuite/Makefile.am (TEST_AR): New variable.
5905 (thin_archive_test_1): New test.
5906 (thin_archive_test_2): New test.
5907 * testsuite/Makefile.in: Regenerate.
5908 * testsuite/thin_archive_main.cc: New file.
5909 * testsuite/thin_archive_test_1.cc: New file.
5910 * testsuite/thin_archive_test_2.cc: New file.
5911 * testsuite/thin_archive_test_3.cc: New file.
5912 * testsuite/thin_archive_test_4.cc: New file.
5914 2008-09-29 Cary Coutant <ccoutant@google.com>
5916 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5917 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5919 (Sized_relobj::do_finalize_local_symbols): Likewise.
5920 (Sized_relobj::map_to_kept_section): Likewise.
5921 * object.h (Sized_relobj::invalid_address): New constant.
5922 (Sized_relobj::do_output_section_offset): Check for invalid_address
5924 * output.cc (Output_reloc::local_section_offset): Use constant
5925 invalid_address instead of -1U.
5926 (Output_reloc::get_address): Likewise.
5927 (Output_section::output_address): Change -1U to -1ULL.
5928 * output.h (Output_reloc::invalid_address): New constant.
5929 * reloc.cc (Sized_relobj::write_sections): Use constant
5930 invalid_address instead of -1U.
5931 (Sized_relobj::relocate_sections): Likewise.
5932 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5933 values for merge sections.
5934 * target-reloc.h (relocate_for_relocatable): Use constant
5935 invalid_address instead of -1U.
5937 2008-09-19 Cary Coutant <ccoutant@google.com>
5939 Add plugin functionality for link-time optimization (LTO).
5940 * configure.ac (plugins): Add --enable-plugins option.
5941 * configure: Regenerate.
5942 * config.in: Regenerate.
5943 * Makefile.am (LIBDL): New variable.
5944 (CCFILES): Add plugin.cc.
5945 (HFILES): Add plugin.h.
5946 (ldadd_var): Add LIBDL.
5947 * Makefile.in: Regenerate.
5949 * archive.cc: Include "plugin.h".
5950 (Archive::setup): Don't preread archive symbols when using a plugin.
5951 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5952 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5954 (Archive::include_member): Add symbols from plugin objects.
5955 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5956 * descriptors.cc (Descriptors::open): Check for file descriptors
5957 abandoned by plugins.
5958 (Descriptors::claim_for_plugin): New function.
5959 * descriptors.h (Descriptors::claim_for_plugin): New function.
5960 (Open_descriptor::is_claimed): New field.
5961 (claim_descriptor_for_plugin): New function.
5962 * fileread.cc (File_read::claim_for_plugin): New function.
5963 * fileread.h (File_read::claim_for_plugin): New function.
5964 (File_read::descriptor): New function.
5965 * gold.cc: Include "plugin.h".
5966 (queue_initial_tasks): Add task to call plugin hooks for generating
5968 * main.cc: Include "plugin.h".
5969 (main): Load plugin libraries.
5970 * object.h (Pluginobj): Declare.
5971 (Object::pluginobj): New function.
5972 (Object::do_pluginobj): New function.
5973 (Object::set_target): New function.
5974 * options.cc: Include "plugin.h".
5975 (General_options::parse_plugin): New function.
5976 (General_options::General_options): Initialize plugins_ field.
5977 (General_options::add_plugin): New function.
5978 * options.h (Plugin_manager): Declare.
5979 (General_options): Add --plugin option.
5980 (General_options::has_plugins): New function.
5981 (General_options::plugins): New function.
5982 (General_options::add_plugin): New function.
5983 (General_options::plugins_): New field.
5984 * plugin.cc: New file.
5985 * plugin.h: New file.
5986 * readsyms.cc: Include "plugin.h".
5987 (Read_symbols::do_read_symbols): Check for archive before checking
5988 for ELF file. Call plugin hooks to claim files.
5989 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5990 from a real object file; force override when processing replacement
5992 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5993 (Symbol::init_base_object): Likewise.
5994 (Symbol::init_base_output_data): Likewise.
5995 (Symbol::init_base_output_segment): Likewise.
5996 (Symbol::init_base_constant): Likewise.
5997 (Symbol::init_base_undefined): Likewise.
5998 (Symbol::output_section): Assert that object is not a plugin.
5999 (Symbol_table::add_from_pluginobj): New function.
6000 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6002 (Symbol_table::sized_write_globals): Likewise.
6003 (Symbol_table::add_from_pluginobj): Instantiate template.
6004 * symtab.h (Sized_pluginobj): Declare.
6005 (Symbol::in_real_elf): New function.
6006 (Symbol::set_in_real_elf): New function.
6007 (Symbol::in_real_elf_): New field.
6008 (Symbol_table::add_from_pluginobj): New function.
6010 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6011 (LIBDL): New variable.
6013 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6014 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6015 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6016 (MOSTLYCLEANFILES): Likewise.
6017 * testsuite/Makefile.in: Regenerate.
6018 * testsuite/plugin_test.c: New file.
6019 * testsuite/plugin_test_1.sh: New file.
6020 * testsuite/plugin_test_2.sh: New file.
6022 2008-09-16 Ian Lance Taylor <iant@google.com>
6024 * target-reloc.h (relocate_section): Check whether a symbol is
6025 defined by the ABI before reporting an undefined symbol error.
6026 * target.h (Target::is_defined_by_abi): Make parameter const.
6027 (Target::do_is_defined_by_abi): Likewise.
6028 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6029 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6030 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6031 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6032 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6033 * testsuite/Makefile.in: Rebuild.
6035 * fileread.cc (make_view): Add casts to avoid warning.
6037 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6039 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6040 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6042 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6044 * options.h (General_options::output_is_executable): New.
6045 (General_options::output_is_pie): New.
6046 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6047 for shared libraries.
6048 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6050 2008-09-11 Chris Demetriou <cgd@google.com>
6052 * options.h (origin): New -z option.
6053 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6054 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6057 2008-09-05 Cary Coutant <ccoutant@google.com>
6059 * fileread.cc (File_read::make_view): Add check for attempt to map
6062 2008-09-05 Cary Coutant <ccoutant@google.com>
6064 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6065 explicit instantiations.
6067 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6070 * options.cc (General_options::finalize): Allow undefined symbols
6071 in shlibs if linking -shared.
6074 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6075 symbols as not needing a dynsym entry.
6077 2008-08-20 Craig Silverstein <csilvers@google.com>
6079 * fileread.cc (File_read::open): Do not lock the file unless it
6080 was successfully opened.
6082 2008-08-14 Cary Coutant <ccoutant@google.com>
6084 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6085 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6086 * testsuite/tls_test.cc (struct int128): 128-bit struct
6087 for testing TLS relocs with non-zero addend.
6088 (v12): New TLS variable.
6090 (t_last): Add check for v12.
6091 * testsuite/tls_test.h (t12): New function.
6092 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6094 2008-08-13 Ian Lance Taylor <iant@google.com>
6096 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6097 set tls_segment_ or relro_segment_.
6098 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6100 * output.h (Output_section::clear_is_relro): New function.
6101 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6102 sections specially even when output_data_ is empty.
6103 (Output_segment::maximum_alignment): When first section is relro,
6104 only force alignment for PT_LOAD segments.
6105 * script.cc (script_data_segment_align): New function.
6106 (script_data_segment_relro_end): New function.
6107 * script-c.h (script_data_segment_align): Declare.
6108 (script_data_segment_relro_end): Declare.
6109 * script-sections.h (class Script_sections): Declare
6110 data_segment_align and data_segment_relro_end. Add fields
6111 segment_align_index_ and saw_relro_end_.
6112 * script-sections.cc (class Sections_element): Add set_is_relro
6113 virtual function. Add new bool* parameter to place_orphan_here.
6114 Add get_output_section virtual function.
6115 (class Output_section_definition): Add set_is_relro. Add new
6116 bool* parameter to place_orphan_here. Add get_output_section.
6117 Add is_relro_ field.
6118 (Output_section_definition::Output_section_definition): Initialize
6119 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6120 and is_relro_ fields.
6121 (Output_section_definition::place_orphan_here): Add is_relro
6123 (Output_section_definition::set_section_addresses): Set relro for
6125 (Output_section_definition::alternate_constraint): Likewise.
6126 (class Orphan_output_section): Add new bool* parameter to
6127 place_orphan_here. Add get_output_section.
6128 (Orphan_output_section::place_orphan_here): Add is_relro
6130 (Script_sections::Script_sections): Initialize
6131 data_segment_align_index_ and saw_relro_end_.
6132 (Script_sections::data_segment_align): New function.
6133 (Script_sections::data_segment_relro_end): New function.
6134 (Script_sections::place_orphan): Set or clear is_relro.
6135 (Script_sections::set_section_addresses): Force alignment of first
6137 * yyscript.y (exp): Call script_data_segment_align and
6138 script_data_segment_relro_end.
6139 * testsuite/relro_script_test.t: New file.
6140 * testsuite/relro_test.cc (using_script): Declare.
6141 (t1, t2): Test using_script.
6142 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6143 (relro_script_test_SOURCES): Define.
6144 (relro_script_test_DEPENDENCIES): Define.
6145 (relro_script_test_LDFLAGS): Define.
6146 (relro_script_test_LDADD): Define.
6147 (relro_script_test.so): New target.
6148 * testsuite/Makefile.in: Rebuild.
6150 2008-08-06 Cary Coutant <ccoutant@google.com>
6152 * archive.cc (Archive::total_archives, Archive::total_members)
6153 (Archive::total_members_loaded): New variables.
6154 (Archive::setup): Add parameter. Add option to preread
6156 (Archive::read_armap): Add counter.
6157 (Archive::get_file_and_offset): New function.
6158 (Archive::get_elf_object_for_member): New function.
6159 (Archive::read_all_symbols): New function.
6160 (Archive::read_symbols): New function.
6161 (Archive::add_symbols): Add counters.
6162 (Archive::include_all_members): Use armap to find members if it's
6164 (Archive::include_member): Skip reading symbols if already read.
6165 Factored code into Archive::get_file_and_offset and
6166 Archive::get_elf_object_for_member. Changed call to
6167 Mapfile::report_include_archive_member.
6168 (Archive::print_stats): New function.
6169 * archive.h: Declare Object and Read_symbols_data classes.
6170 (Archive::Archive): Add initializers for new members.
6171 (Archive::setup): Add parameter.
6172 (Archive::print_stats): New function.
6173 (Archive::total_archives, Archive::total_members)
6174 (Archive::total_members_loaded): New variables.
6175 (Archive::get_file_and_offset): New function.
6176 (Archive::get_elf_object_for_member): New function.
6177 (Archive::read_all_symbols): New function.
6178 (Archive::read_symbols): New function.
6179 (Archive::Archive_member): New class.
6180 (Archive::members_): New member.
6181 (Archive::num_members_): New member.
6182 * main.cc: Include archive.h.
6183 (main): Call Archive::print_stats.
6184 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6185 archive parameter; member_name is now the fully-decorated name.
6186 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6187 * options.h: (General_options): Add --preread-archive-symbols option.
6188 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6191 2008-08-04 Ian Lance Taylor <iant@google.com>
6193 * symtab.h (Symbol::use_plt_offset): New function.
6194 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6195 * powerpc.cc (Relocate::relocate): Likewise.
6196 * sparc.cc (Relocate::relocate): Likewise.
6197 * x86_64.cc (Relocate::relocate): Likewise.
6198 * testsuite/weak_plt.sh: New test.
6199 * testsuite/weak_plt_main.cc: New test.
6200 * testsuite/weak_plt_shared.cc: New test.
6201 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6202 (check_PROGRAMS): Add weak_plt.
6203 (check_DATA): Add weak_plt_shared.so.
6204 (weak_plt_main_pic.o, weak_plt): New targets.
6205 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6206 * testsuite/Makefile.in: Rebuild.
6208 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6210 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6211 * testsuite/Makefile.in: Rebuild.
6213 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6215 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6216 * Makefile.in: Regenerate.
6217 * po/POTFILES.in: Regenerate.
6219 2008-07-29 Ian Lance Taylor <iant@google.com>
6221 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6222 symbols before other symbols.
6223 * testsuite/script_test_2.cc (test_addr): Declare.
6224 (test_addr_alias): Declare.
6225 (main): Check that test_addr and test_addr_alias have the right
6227 * testsuite/script_test_2.t: Define test_addr_alias and
6230 2008-07-24 Ian Lance Taylor <iant@google.com>
6233 * descriptors.cc: New file.
6234 * descriptors.h: New file.
6235 * gold-threads.h (class Hold_optional_lock): New class.
6236 * fileread.cc: Include "descriptors.h".
6237 (File_read::~File_read): Release descriptor rather than closing
6239 (File_read::open) [file]: Call open_descriptor rather than open.
6240 Set is_descriptor_opened_.
6241 (File_read::open) [memory]: Assert that descriptor is not open.
6242 (File_read::reopen_descriptor): New function.
6243 (File_read::release): Release descriptor.
6244 (File_read::do_read): Make non-const. Reopen descriptor.
6245 (File_read::read): Make non-const.
6246 (File_read::make_view): Reopen descriptor.
6247 (File_read::do_readv): Likewise.
6248 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6249 Update declarations.
6250 * layout.cc: Include "descriptors.h".
6251 (Layout::create_build_id): Use open_descriptor rather than open.
6252 * output.cc: Include "descriptors.h".
6253 (Output_file::open): Use open_descriptor rather than open.
6254 * archive.cc (Archive::const_iterator): Change Archive to be
6256 (Archive::begin, Archive::end): Make non-const.
6257 (Archive::count_members): Likewise.
6258 * archive.h (class Archive): Update declarations.
6259 * object.h (Object::read): Make non-const.
6260 * Makefile.am (CCFILES): Add descriptors.cc.
6261 (HFILES): Add descriptors.h.
6262 * Makefile.in: Rebuild.
6265 * gold.h: Always include <clocale>. Add Solaris workarounds
6266 following code in binutils/sysdep.h.
6269 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6270 this->eh_frame_hdr_ is NULL before using it.
6272 * dynobj.cc (Versions::Versions): Update comment.
6274 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6275 the base version name.
6277 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6278 array size plus one.
6279 (Stringpool_template::set_string_offsets): Subtract one from key
6280 before using it as an array index.
6281 (Stringpool_template::get_offset_with_length): Likewise.
6282 (Stringpool_template::write_to_buffer): Likewise.
6283 * stringpool.h (Stringpool_template::get_offset_from_key):
6286 2008-07-23 Ian Lance Taylor <iant@google.com>
6289 * object.h (Merged_symbol_value::value): Do our best to handle a
6293 * script.cc (Version_script_info::get_versions): Don't add empty
6294 version tag to return value.
6295 (Version_script_info::get_symbol_version_helper): Change return
6296 type to bool. Add pversion parameter. Change all callers.
6297 (script_register_vers_node): Don't require a non-NULL tag.
6298 * script.h (class Version_script_info): Update declarations.
6299 (Version_script_info::get_symbol_version): Change return type to
6300 bool. Add version parameter. Change all callers.
6301 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6302 handling. Handle an empty version from a version script.
6303 (Symbol_table::define_special_symbol): Likewise.
6304 * testsuite/ver_test_10.script: New file.
6305 * testsuite/ver_test_10.sh: New file.
6306 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6307 (check_DATA): Add ver_test_10.syms.
6308 (ver_test_10.syms, ver_test_10.so): New target.
6309 * testsuite/Makefile.in: Rebuild.
6311 2008-07-23 Simon Baldwin <simonb@google.com>
6313 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6314 to zero for undefined symbols from dynamic libraries.
6316 2008-07-23 Ian Lance Taylor <iant@google.com>
6318 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6320 * symtab.h (class Symbol_table): Update declaration.
6321 * testsuite/ver_test_9.cc: New file.
6322 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6323 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6324 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6325 (ver_test_9.so, ver_test_9.o): New targets.
6326 * testsuite/Makefile.in: Rebuild.
6328 2008-07-22 Ian Lance Taylor <iant@google.com>
6330 * options.h (class General_options): Define --check-sections.
6331 * layout.cc (Layout::set_segment_offsets): Handle
6334 * options.h (class General_options): Define -n/--nmagic and
6336 * options.cc (General_options::finalize): For -n/--nmagic or
6337 -N/--omagic, set -static.
6338 * layout.cc (Layout::attach_allocated_section_to_segment): If
6339 -N/--omagic, don't put read-only and read-write sections in
6341 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6342 finding a read-only segment.
6343 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6344 don't set the minimum segment alignment to the common page size,
6345 and don't set the file offset to the address modulo the page size.
6346 * script-sections.cc (Script_sections::create_segments): If
6347 -n/--omagic, don't put read-only and read-write sections in
6350 * cref.cc: New file.
6352 * options.h (class General_options): Add --print-symbol-counts.
6353 * main.cc (main): Issue defined symbol report if requested.
6354 * archive.cc (Archive::interpret_header): Make into a const member
6356 (Archive::add_symbols): Call Input_objects::archive_start and
6358 (Archive::const_iterator): Define new class.
6359 (Archive::begin, Archive::end): New functions.
6360 (Archive::include_all_members): Rewrite to use iterator.
6361 (Archive::count_members): New function.
6362 * archive.h (class Archive): Update declarations.
6363 (Archive::filename): New function.
6364 * object.cc: Include "cref.h".
6365 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6366 (Sized_relobj::do_get_global_symbol_counts): New function.
6367 (Input_objects::add_object): Add object to cross-referencer.
6368 (Input_objects::archive_start): New function.
6369 (Input_objects::archive_stop): New function.
6370 (Input_objects::print_symbol_counts): New function.
6371 * object.h: Declare Cref and Archive.
6372 (Object::get_global_symbol_counts): New function.
6373 (Object::do_get_global_symbol_counts): New pure virtual function.
6374 (class Sized_relobj): Add defined_count_ field. Update
6376 (class Input_objects): Add cref_ field. Update constructor.
6377 Update declarations.
6378 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6380 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6382 (Sized_dynobj::do_get_global_symbol_counts): New function.
6383 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6384 defined_count_. Update declarations. Define Symbols typedef.
6385 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6386 parameter. Change all callers.
6387 (Symbol_table::add_from_dynobj): Add sympointers and defined
6388 parameters. Change all callers.
6389 * symtab.h (class Symbol_table): Update declarations.
6390 * Makefile.am (CCFILES): Add cref.cc.
6391 (HFILES): Add cref.h.
6392 * Makefile.in: Rebuild.
6394 2008-07-22 Simon Baldwin <simonb@google.com>
6396 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6397 to zero when writing undefined symbols.
6399 2008-07-22 Ian Lance Taylor <iant@google.com>
6401 * output.cc (Output_section::add_input_section): Don't try to
6402 merge empty merge sections.
6404 2008-07-21 Craig Silverstein <csilvers@google.com>
6406 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6407 Include symbol version in error message.
6409 2008-07-20 Chris Demetriou <cgd@google.com>
6411 * configure.ac (gold_cv_c_random_seed): New configured variable.
6412 (RANDOM_SEED_CFLAGS): New substituted variable.
6413 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6414 * configure: Rebuild.
6415 * Makefile.in: Likewise.
6416 * testsuite/Makefile.in: Likewise.
6418 2008-07-18 Ian Lance Taylor <iant@google.com>
6420 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6421 where we see NAME/NULL and NAME/VERSION as separate symbols.
6422 * testsuite/ver_test_main.cc (main): Call t4.
6423 (t4, t4_2a): Define.
6424 * testsuite/ver_test_2.cc (t4_2): Define.
6425 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6426 * testsuite/ver_test_4.cc (t4_2a): Define.
6427 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6428 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6430 2008-07-17 Ian Lance Taylor <iant@google.com>
6432 * dynobj.cc (Versions::add_def): If we give an error about a
6433 missing version, go ahead and create the version anyhow.
6435 2008-07-10 Ian Lance Taylor <iant@google.com>
6437 Handle output sections with more than 0x7fffffff bytes.
6438 * object.h (class Relobj): Change map_to_output_ to
6439 output_sections_, and just keep a section pointer. Change all
6440 uses. Move comdat group support to Sized_relobj.
6441 (Relobj::is_section_specially_mapped): Remove.
6442 (Relobj::output_section): Remove poff parameter. Change all
6444 (Relobj::output_section_offset): New function.
6445 (Relobj::set_section_offset): Rewrite.
6446 (Relobj::map_to_output): Remove.
6447 (Relobj::output_sections): New function.
6448 (Relobj::do_output_section_offset): New pure virtual function.
6449 (Relobj::do_set_section_offset): Likewise.
6450 (class Sized_relobj): Add section_offsets_ field. Add comdat
6451 group support from Relobj. Update declarations.
6452 (Sized_relobj::get_output_section_offset): New function.
6453 (Sized_relobj::do_output_section_offset): New function.
6454 (Sized_relobj::do_set_section_offset): New function.
6455 * object.cc (Relobj::output_section_address): Remove.
6456 (Sized_relobj::Sized_relobj): Initialize new fields.
6457 (Sized_relobj::include_section_group): Cast find_kept_object to
6459 (Sized_relobj::include_linkonce_section): Likewise.
6460 (Sized_relobj::do_layout): Use separate arrays for output section
6462 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6464 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6465 output_sections and section_offsets.
6466 (Sized_relobj::write_local_symbols): Likewise.
6467 (map_to_kept_section): Compute output address directly.
6468 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6469 output_sections and section_offsets.
6470 (Sized_relobj::write_sections): Likewise.
6471 (Sized_relobj::relocate_sections): Likewise.
6472 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6473 * output.h (class Output_reloc): Update declarations. Change
6474 u2_.relobj to Sized_relobj*.
6475 (class Output_data_reloc): Change add functions to use
6477 * output.cc (Output_reloc::Output_reloc): Change relobj to
6479 (Output_reloc::local_section_offset): Change return type to
6480 Elf_Addr. Use get_output_section_offset.
6481 (Output_reloc::get_address): Likewise.
6482 (Output_section::is_input_address_mapped): Don't call
6483 is_section_specially_mapped.
6484 (Output_section::output_offset): Likewise.
6485 (Output_section::output_address): Likewise.
6486 (Output_section::starting_output_address): Likewise.
6487 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6488 parameter to Sized_relobj*.
6489 (Copy_relocs::need_copy_reloc): Likewise.
6490 (Copy_relocs::save): Likewise.
6491 * copy-relocs.h (class Copy_relocs): Update declarations.
6492 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6493 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6494 * target-reloc.h (relocate_for_relocatable): Change
6495 offset_in_output_section type to Elf_Addr. Change code that uses
6497 * layout.cc (Layout::layout): Always set *off.
6498 * mapfile.cc (Mapfile::print_input_section): Use
6499 output_section_offset.
6500 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6502 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6503 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6504 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6506 2008-07-03 Ian Lance Taylor <iant@google.com>
6508 * layout.cc (Layout::include_section): Do not discard unrecognized
6509 SHT_STRTAB sections.
6511 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6513 * script.cc (Lex::can_continue_name): Make '?' allowable in
6514 version-script names.
6515 * testsuite/version_script.map: Change glob pattern to use '?'
6517 2008-06-30 Manish Singh <yosh@gimp.org>
6520 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6523 2008-06-30 Ian Lance Taylor <iant@google.com>
6527 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6528 versions]: Don't try to read the value in the contents, since we
6529 don't use it. Use the template endianness when writing.
6531 2008-06-25 Cary Coutant <ccoutant@google.com>
6533 * fileread.cc (File_read::make_view): Assert on zero-length view.
6534 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6535 symbol table when there are no symbols to read.
6537 2008-06-23 Craig Silverstein <csilvers@google.com>
6539 * version.cc (version_string): Bump to 1.7
6541 2008-06-18 Craig Silverstein <csilvers@google.com>
6543 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6544 constant 0xFFFF to type Valtype.
6545 (Powerpc_relocate_functions::rel16_ha): Likewise.
6547 2008-06-17 Ian Lance Taylor <iant@google.com>
6549 * output.h (Output_section::Input_section): Initialize p2align_ to
6550 zero for Output_section_data constructors.
6551 (Output_section::Input_section::addralign): If not an input
6552 section, return the alignment of the Output_section_data.
6553 * testsuite/copy_test.cc: New file.
6554 * testsuite/copy_test_1.cc: New file.
6555 * testsuite/copy_test_2.cc: New file.
6556 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6557 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6558 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6559 (copy_test_1_pic.o, copy_test_1.so): New targets.
6560 (copy_test_2_pic.o, copy_test_2.so): New targets.
6561 * testsuite/Makefile.in: Rebuild.
6563 * script-sections.cc (Script_sections::place_orphan): Initialize
6564 local variable exact.
6566 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6568 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6570 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6571 David S. Miller <davem@davemloft.net>
6573 * powerpc.cc: New file.
6574 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6575 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6576 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6577 * Makefile.in: Rebuild.
6579 2008-06-09 Ian Lance Taylor <iant@google.com>
6581 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6583 (throwing, orig_terminate): New static variables.
6584 (terminate_handler): New static function.
6585 (t2): Set terminate handler.
6587 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6590 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6593 2008-05-30 Cary Coutant <ccoutant@google.com>
6595 * archive.cc (Archive::include_all_members) Correct to step
6596 over symbol table and extended name table in thin archives.
6598 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6601 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6604 2008-05-28 Caleb Howe <cshowe@google.com>
6606 * reduced_debug_output.cc: New file.
6607 * reduced_debug_output.h: New file.
6608 * options.h (class General_options): Add --strip-debug-non-line.
6609 * options.cc (General_options::finalize): Add strip_debug_non_line
6610 to the strip heirarchy.
6611 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6613 * layout.cc: Include "reduced_debug_output.h".
6614 (Layout::Layout): Initialize new fields.
6615 (line_only_debug_sections): New static array.
6616 (is_lines_only_debug_sections): New static inline function.
6617 (Layout::include_section): Handle --strip-debug-non-line.
6618 (Layout::make_output_section): If --strip-debug-non-line, build
6619 new output sections for .debug_abbrev and .debug_info.
6620 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6621 gold. Warn about possible overflow.
6622 (read_signed_LEB_128): Likewise.
6623 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6624 (read_signed_LEB_128): Declare.
6625 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6626 (HFILES): Add reduced_debug_output.h.
6627 * Makefile.in: Rebuild.
6629 2008-05-21 Ian Lance Taylor <iant@google.com>
6631 * mapfile.cc: New file.
6632 * mapfile.h: New file.
6633 * options.h (class General_options): Add -M/--print-map and -Map.
6634 * options.cc (General_options::finalize): Make -M equivalent to
6636 * main.cc: Include <cstdio> and "mapfile.h".
6637 (main): Open mapfile if requested.
6638 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6639 constructor. Change caller.
6640 (queue_initial_tasks): Add mapfile parameter. Change caller.
6641 (queue_middle_tasks): Likewise.
6642 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6644 * archive.cc: Include "mapfile.h".
6645 (Archive::add_symbols): Add mapfile parameter. Change all
6646 callers. Pass mapfile, symbol, and reason to include_member.
6647 (Archive::include_all_members): Add mapfile parameter. Change all
6649 (Archive::include_member): Add mapfile, sym, and why parameters.
6650 Change all callers. Report inclusion to map file.
6651 * archive.h: Include "fileread.h".
6652 (class Archive): Update declarations.
6653 (Archive::file): New const method.
6654 (class Add_archive_symbols): Add mapfile_ field. Update
6655 constructor. Change all callers.
6656 * readsyms.h (class Read_symbols): Likewise.
6657 (class Finish_group): Likewise.
6658 (class Read_script): Likewise.
6659 * common.cc: Include "mapfile.h".
6660 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6662 (Symbol_table::do_allocate_commons): Likewise.
6663 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6664 symbol allocation to mapfile.
6665 * common.h (class Allocate_commons_task): Add mapfile_ field.
6666 Update constructor. Change all callers.
6667 * symtab.h (class Symbol_table): Update declarations.
6668 * layout.cc: Include "mapfile.h".
6669 (Layout_task_runner::run): Print information to mapfile.
6670 (Layout::create_gold_note): Change Output_data_fixed_space to
6671 Output_data_zero_fill.
6672 (Layout::create_build_id): Likewise.
6673 (Layout::print_to_mapfile): New function.
6674 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6675 constructor. Change caller.
6676 (class Layout): Declare print_to_mapfile.
6677 * output.cc (Output_section::Input_section::print_to_mapfile): New
6679 (Output_section::add_input_section): If producing a map, always
6680 add to input_sections_ list.
6681 (Output_section::do_print_to_mapfile): New function.
6682 (Output_segment::print_sections_to_mapfile): New function.
6683 (Output_segment::print_section_list_to_mapfile): New function.
6684 * output.h: Include "mapfile.h".
6685 (Output_data::print_to_mapfile): New function.
6686 (Output_data::do_print_to_mapfile): New virtual function.
6687 (Output_segment_headers::do_print_to_mapfile): New function.
6688 (Output_file_header::do_print_to_mapfile): New function.
6689 (Output_data_const::do_print_to_mapfile): New function.
6690 (class Output_data_const_buffer): Add map_name_ field. Update
6691 constructor. Change all callers. Add do_print_to_mapfile
6693 (class Output_data_fixed_space): Likewise.
6694 (class Output_data_space): Likewise.
6695 (class Output_data_zero_fill): New class.
6696 (Output_data_strtab::do_print_to_mapfile): New function.
6697 (Output_data_reloc_base::do_print_to_mapfile): New function.
6698 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6699 (Output_data_group::do_print_to_mapfile): New function.
6700 (Output_data_got::do_print_to_mapfile): New function.
6701 (Output_data_dynamic::do_print_to_mapfile): New function.
6702 (Output_symtab_xindex::do_print_to_mapfile): New function.
6703 (class Output_section): Declare do_print_to_mapflie. Declare
6704 print_to_mapfile in Input_section.
6705 (class Output_segment): Declare new functions.
6706 * object.h (Sized_relobj::symbol_count): New function.
6707 * script-sections.cc
6708 (Output_section_element_dot_assignment::set_section_addresses):
6709 Change Output_data_fixed_space to Output_data_zero_fill.
6710 (Output_data_expression::do_print_to_mapfile): New function.
6711 * script.cc (read_input_script): Add mapfile parameter. Change
6713 * script.h (read_input_script): Update declaration.
6714 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6715 (Eh_frame::do_print_to_mapfile): New function.
6716 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6717 (Output_merge_string::do_print_to_mapfile): New function.
6718 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6720 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6722 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6724 * Makefile.am (CCFILES): Add mapfile.cc.
6725 (HFILES): Add mapfile.h.
6726 * Makefile.in: Rebuild.
6728 2008-05-19 Ian Lance Taylor <iant@google.com>
6730 * options.h (class General_options): Add -z relro.
6731 * layout.cc (Layout::Layout): Initialize relro_segment_.
6732 (Layout::add_output_section_data): Return the output section.
6733 (Layout::make_output_section): Rcognize relro sections and mark
6735 (Layout::attach_allocated_section_to_segment): Put relro sections
6736 in a PT_GNU_RELRO segment.
6737 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6739 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6741 (Layout::linkonce_mapping): Map d.rel.ro.local to
6743 (Layout::output_section_name): Us .data.rel.ro.local for any
6744 section which begins with that.
6745 * layout.h (class Layout): Update add_output_section_data
6746 declaration. Add relro_segment_ field.
6747 * output.cc (Output_section::Output_section): Initialize is_relro_
6748 and is_relro_local_ fields.
6749 (Output_segment::add_output_section): Group relro sections.
6750 (Output_segment::is_first_section_relro): New function.
6751 (Output_segment::maximum_alignment): If there is a relro section,
6752 align the segment to the common page size.
6753 (Output_segment::set_section_addresses): Track whether we are
6754 looking at relro sections. If the last section is a relro
6755 section, align to the common page size.
6756 (Output_segment::set_section_list_addresses): Add in_relro
6757 parameter. Change all callers. Align to the page size when
6758 moving from relro to non-relro section.
6759 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6761 * output.h (class Output_section): Add is_relro_ and
6762 is_relro_local_ fields.
6763 (Output_section::is_relro): New function.
6764 (Output_section::set_is_relro): New function.
6765 (Output_section::is_relro_local): New function.
6766 (Output_section::set_is_relro_local): New function.
6767 (class Output_segment): Update declarations.
6768 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6769 * sparc.cc (Target_sparc::got_section): Likewise.
6770 * x86_64.cc (Target_x86_64::got_section): Likewise.
6771 * testsuite/relro_test_main.cc: New file.
6772 * testsuite/relro_test.cc: New file.
6773 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6774 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6775 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6776 (relro_test.so, relro_test_pic.o): New targets.
6777 * testsuite/Makefile.in: Rebuild.
6779 2008-05-16 Ian Lance Taylor <iant@google.com>
6781 * output.cc (Output_segment::add_output_section): Remove front
6783 * output.h (class Output_segment): Remove
6784 add_initial_output_section and overloaded add_output_section.
6785 Update declaration of remaining add_output_section.
6786 * layout.cc (Layout::create_interp): Call add_output_section
6787 rather than add_initial_output_section.
6788 (Layout::finish_dynamic_section): Likewise.
6790 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6791 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6792 know the dynamic type.
6793 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6794 field. Initialize it in constructor.
6795 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6796 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6797 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6800 * output.cc (Output_reloc::get_address): Change return type to
6802 * output.h (class Output_reloc): Update get_address declaration.
6803 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6804 for section addresses.
6806 2008-05-09 Ian Lance Taylor <iant@google.com>
6809 * gold.cc (gold_nomem): Use return value of write.
6811 2008-05-08 Ian Lance Taylor <iant@google.com>
6813 * symtab.c (Symbol::init_base_output_data): Add version
6814 parameter. Change all callers.
6815 (Symbol::init_base_output_segment): Likewise.
6816 (Symbol::init_base_constant): Likewise.
6817 (Symbol::init_base_undefined): Likewise.
6818 (Sized_symbol::init_output_data): Likewise.
6819 (Sized_symbol::init_output_segment): Likewise.
6820 (Sized_symbol::init_constant): Likewise.
6821 (Sized_symbol::init_undefined): Likewise.
6822 (Symbol_table::do_define_in_output_data): If the new symbol has a
6823 version, mark it as the default.
6824 (Symbol_table::do_define_in_output_segment): Likewise.
6825 (Symbol_table::do_define_as_constant): Likewise.
6826 * symtab.h (class Symbol): Update declarations.
6827 (class Sized_symbol): Likewise.
6828 * resolve.cc (Symbol::override_version): New function.
6829 (Symbol::override_base): Call override_version.
6830 (Symbol::override_base_with_special): Likewise.
6831 * testsuite/ver_script_8.script: New file.
6832 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6833 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6834 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6835 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6837 2008-05-06 Ian Lance Taylor <iant@google.com>
6840 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6842 (class General_options): Remove existing --undefined, and add
6843 --no-undefined instead. Add new --undefined as synonym for -u.
6844 * archive.cc (Archive::add_symbols): Check whether symbol was
6846 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6847 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6848 all uses. Add IS_UNDEFINED. Update declarations to split
6849 different versions of init_base. Declare init_base_undefined.
6850 (Symbol::is_defined): Handle IS_UNDEFINED.
6851 (Symbol::is_undefined): Likewise.
6852 (Symbol::is_weak_undefined): Call is_undefined.
6853 (Symbol::is_absolute): Handle IS_CONSTANT.
6854 (class Sized_symbol): Update declarations to split different
6855 versions of init. Declare init_undefined.
6856 (class Symbol_table): Declare new functions.
6857 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6859 (Symbol::init_base_output_data): Likewise.
6860 (Symbol::init_base_output_segment): Likewise.
6861 (Symbol::init_base_constant): Likewise.
6862 (Symbol::init_base_undefined): New function.
6863 (Sized_symbol::init_object): Rename from init. Change all
6865 (Sized_symbol::init_output_data): Likewise.
6866 (Sized_symbol::init_output_segment): Likewise.
6867 (Sized_symbol::init_constant): Likewise.
6868 (Sized_symbol::init_undefined): New function.
6869 (Symbol_table::add_undefined_symbols_from_command_line): New
6871 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6873 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6874 (Symbol::output_section): Likewise.
6875 (Symbol::set_output_section): Likewise.
6876 (Symbol_table::sized_finalize_symbol): Likewise.
6877 (Symbol_table::sized_write_globals): Likewise.
6878 * resolve.cc (Symbol_table::should_override): Likewise.
6879 (Symbol::override_base_with_special): Likewise.
6881 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6882 symbol, change it to have default visibility.
6883 * testsuite/protected_1.cc: New file.
6884 * testsuite/protected_2.cc: New file.
6885 * testsuite/protected_3.cc: New file.
6886 * testsuite/protected_main_1.cc: New file.
6887 * testsuite/protected_main_2.cc: New file.
6888 * testsuite/protected_main_3.cc: New file.
6889 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6890 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6891 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6892 (protected_1.so): New target.
6893 (protected_1_pic.o, protected_2_pic.o): New targets.
6894 (protected_3_pic.o): New target.
6895 (check_PROGRAMS): Add protected_2.
6896 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6897 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6898 * testsuite/Makefile.in: Rebuild.
6900 * options.h (DEFINE_var): Add set_user_set_##varname__.
6901 (DEFINE_bool_alias): New macro.
6902 (class General_options): Define -Bstatic using DEFINE_bool_alias
6903 rather than DEFINE_special. Add --undefined as an alias for -z
6905 * options.cc (General_options::parse_Bstatic): Remove.
6907 * options.h (class General_options): Add --fatal-warnings.
6908 * main.cc (main): Implement --fatal-warnings.
6909 * errors.h (Errors::warning_count): New function.
6911 * options.h (class General_options): Add -Bsymbolic-functions.
6912 * symtab.h (Symbol::is_preemptible): Check for
6913 -Bsymbolic-functions.
6915 2008-05-05 Ian Lance Taylor <iant@google.com>
6917 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6918 as noVARNAME rather than no-VARNAME.
6919 (class General_options): Add option -z combreloc.
6920 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6922 (Output_reloc::sort_before) [SHT_REL]: New function.
6923 (Output_reloc::sort_before) [SHT_RELA]: New function.
6924 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6925 Sort_relocs_comparison.
6926 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6927 parameter. Change all callers.
6928 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6929 sort_relocs parameter. Change all callers.
6930 * output.cc (Output_reloc::get_address): New function, broken out
6932 (Output_reloc::write_rel): Call it.
6933 (Output_reloc::compare): New function.
6934 (Output_data_reloc_base::do_write): Optionally sort relocs.
6936 * configure.ac: If targ_extra_obj is set, link it in.
6937 * configure.tgt: Initialize all variables.
6938 (x86_64*): Set targ_extra_obj and targ_extra_size.
6939 * configure: Rebuild.
6941 * object.cc (Sized_relobj::include_section_group): Adjust section
6942 indexes read from group data. Build vector to pass to
6944 * layout.cc (Layout::layout_group): Add flags and shndxes
6945 parameters. Remove contents parameter. Change caller. Update
6946 explicit instantiations.
6947 * layout.h (class Layout): Update layout_group declaration.
6948 * output.cc (Output_data_group::Output_data_group): Add flags and
6949 input_shndxes parameters. Remove contents parameter. Change
6951 (Output_data_group::do_write): Change input_sections_ to
6953 * output.h (class Output_data_group): Update constructor
6954 declaration. Rename input_sections_ to input_shndxes_.
6955 * testsuite/many_sections_test.cc: Add template.
6957 2008-04-30 Cary Coutant <ccoutant@google.com>
6959 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6961 * layout.cc (Layout::include_section): Refactored check for debug
6963 (Layout::add_comdat): Add new parameters. Change type
6964 of signature parameter. Add object and shndx to signatures table.
6965 (Layout::find_kept_object): New function.
6966 * layout.h: Include <cstring>.
6967 (Layout::is_debug_info_section): New function.
6968 (Layout::add_comdat): Add new parameters.
6969 (Layout::find_kept_object): New function.
6970 (Layout::Kept_section): New struct.
6971 (Layout::Signatures): Change type of map range.
6972 * object.cc (Relobj::output_section_address): New function.
6973 (Sized_relobj::include_section_group): Add new parameters. Change
6974 calls to Layout::add_comdat. Change to build table of kept comdat
6975 groups and table mapping discarded sections to kept sections.
6976 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6977 (Sized_relobj::do_layout): Change calls to include_section_group and
6978 include_linkonce_section.
6979 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6980 value to zero when section is discarded.
6981 (Sized_relobj::map_to_kept_section): New function.
6982 * object.h (Relobj::output_section_address): New function.
6983 (Relobj::Comdat_group): New type.
6984 (Relobj::find_comdat_group): New function.
6985 (Relobj::Comdat_group_table): New type.
6986 (Relobj::Kept_comdat_section): New type.
6987 (Relobj::Kept_comdat_section_table): New type.
6988 (Relobj::add_comdat_group): New function.
6989 (Relobj::set_kept_comdat_section): New function.
6990 (Relobj::get_kept_comdat_section): New function.
6991 (Relobj::comdat_groups_): New field.
6992 (Relobj::kept_comdat_sections_): New field.
6993 (Symbol_value::input_value): Update comment.
6994 (Sized_relobj::map_to_kept_section) New function.
6995 (Sized_relobj::include_linkonce_section): Add new parameter.
6996 * target-reloc.h (Comdat_behavior): New type.
6997 (get_comdat_behavior): New function.
6998 (relocate_section): Add code to map a discarded section to the
6999 corresponding kept section when applying a relocation.
7001 2008-04-30 Craig Silverstein <csilvers@google.com>
7003 * dwarf_reader.cc (next_generation_count): New static var.
7004 (Addr2line_cache_entry): New struct.
7005 (addr2line_cache): New static var.
7006 (Dwarf_line_info::one_addr2line): Added caching.
7007 (Dwarf_line_info::clear_addr2line_cache): New function.
7008 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7009 cache-size parameter.
7010 (Dwarf_line_info::one_addr2line_cache): New function.
7011 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7012 new cache-size argument to one_addr2line(), and clear cache.
7014 2008-04-28 Cary Coutant <ccoutant@google.com>
7016 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7017 R_386_PC8 relocations.
7019 2008-04-23 Ian Lance Taylor <iant@google.com>
7021 * object.cc (Sized_relobj::include_section_group): Check for
7022 invalid section group.
7024 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7027 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7028 than read for file header.
7029 * archive.cc (Archive::include_member): Likewise.
7031 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7033 * aclocal.m4: Regenerate.
7034 * configure: Regenerate.
7036 2008-04-19 Ian Lance Taylor <iant@google.com>
7038 * version.cc (version_string): Bump to 1.6.
7040 * testsuite/Makefile.am (many_sections_r_test): New target.
7041 (many_sections_r_test_SOURCES): Remove.
7042 (many_sections_r_test_DEPENDENCIES): Remove.
7043 (many_sections_r_test_LDFLAGS): Remove.
7044 (many_sections_r_test_LDADD): Remove.
7046 * object.cc (Sized_relobj::do_add_symbols): Always pass
7047 local_symbol_count_ to add_from_relobj.
7049 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7050 every thousand variables.
7051 * testsuite/Makefile.in: Rebuild.
7053 * object.cc (Xindex::initialize_symtab_xindex): New function.
7054 (Xindex::read_symtab_xindex): New function.
7055 (Xindex::sym_xindex_to_shndx): New function.
7056 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7058 (Sized_relobj::do_initialize_xindex): New function.
7059 (Sized_relobj::do_read_symbols): Adjust section links.
7060 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7061 parameter. Change all callers.
7062 (Sized_relobj::include_section_group): Adjust section links and
7063 symbol section indexes.
7064 (Sized_relobj::do_layout): Adjust section links.
7065 (Sized_relobj::do_count_local_symbols): Adjust section links and
7066 symbol section indexes.
7067 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7068 ordinary and special symbols.
7069 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7070 dynsym_xindex parameters. Change all callers. Adjust section
7071 links. Use SHN_XINDEX when needed.
7072 (Sized_relobj::get_symbol_location_info): Adjust section links.
7073 Don't get fooled by special symbols.
7074 * object.h (class Xindex): Define.
7075 (class Object): Add xindex_ parameter. Declare virtual functoin
7076 do_initialize_xindex.
7077 (Object::adjust_sym_shndx): New function.
7078 (Object::set_xindex): New protected function.
7079 (class Symbol_value): Add is_ordinary_shndx_ field.
7080 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7081 (Symbol_value::value): Assert ordinary section.
7082 (Symbol_value::initialize_input_to_output_map): Likewise.
7083 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7085 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7087 (class Sized_relobj): Update declarations.
7088 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7089 parameter. Change all callers.
7090 (Sized_relobj::adjust_shndx): New function.
7091 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7093 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7094 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7095 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7096 (Sized_dynobj::read_dynsym_section): Adjust section links.
7097 (Sized_dynobj::read_dynamic): Likewise.
7098 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7100 (Sized_dynobj::do_initialize_xindex): New function.
7101 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7102 do_initialize_xindex.
7103 (Sized_dynobj::adjust_shndx): New function.
7104 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7105 dynsym_xindex_ fields.
7106 (Layout::finalize): Add a call to set_section_indexes before
7107 creating the symtab sections.
7108 (Layout::set_section_indexes): Don't do anything if the section
7109 already has a section index.
7110 (Layout::create_symtab_sections): Add shnum parameter. Change
7111 caller. Create .symtab_shndx section if needed.
7112 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7114 (Layout::allocated_output_section_count): New function.
7115 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7117 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7118 fields. Update declarations.
7119 (Layout::symtab_xindex): New function.
7120 (Layout::dynsym_xindex): New function.
7121 (class Write_symbols_task): Add layout_ field.
7122 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7124 * output.cc (Output_section_headers::Output_section_headers): Add
7125 shstrtab_section parameter. Change all callers.
7126 (Output_section_headers::do_sized_write): Store overflow values
7127 for section count and section string table section index in
7128 section header zero.
7129 (Output_file_header::do_sized_write): Check for overflow of
7130 section count and section string table section index.
7131 (Output_symtab_xindex::do_write): New function.
7132 (Output_symtab_xindex::endian_do_write): New function.
7133 * output.h (class Output_section_headers): Add shstrtab_section_.
7134 Update declarations.
7135 (class Output_symtab_xindex): Define.
7136 (Output_section::has_out_shndx): New function.
7137 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7139 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7141 (Sized_symbol::init): Likewise.
7142 (Symbol::output_section): Check for ordinary symbol.
7143 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7144 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7146 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7147 Change all callers. Simplify handling of symbols from sections
7148 not included in the link.
7149 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7151 (Weak_alias_sorter::operator()): Assert that symbols are
7153 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7155 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7156 parameters. Change all callers.
7157 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7158 symbol distinction. Use SHN_XINDEX when needed.
7159 (Symbol_table::write_section_symbol): Add symtab_xindex
7160 parameter. Change all callers.
7161 (Symbol_table::sized_write_section_symbol): Likewise. Use
7162 SHN_XINDEX when needed.
7163 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7165 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7166 (Symbol::is_defined): Check is_ordinary.
7167 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7168 (Symbol::is_absolute, Symbol::is_common): Likewise.
7169 (class Sized_symbol): Update declarations.
7170 (class Symbol_table): Update declarations.
7171 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7172 parameters. Change all callers.
7173 (Sized_symbol::override): Likewise.
7174 (Symbol_table::override): Likewise.
7175 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7176 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7177 is_ordinary, and orig_st_shndx parameters. Change all callers.
7178 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7179 to be in an ordinary section.
7180 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7181 object and is_ordinary parameters. Change all callers.
7182 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7183 Change all callers. Don't add undefined or non-ordinary symbols
7185 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7187 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7189 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7190 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7191 (Sized_relobj::relocate_sections): Likewise.
7192 * target-reloc.h (scan_relocs): Adjust section symbol index.
7193 (scan_relocatable_relocs): Likewise.
7194 * i386.cc (Scan::local): Check for ordinary symbols.
7195 * sparc.cc (Scan::local): Likewise.
7196 * x86_64.cc (Scan::local): Likewise.
7197 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7198 to symbol_section_and_value.
7199 * testsuite/many_sections_test.cc: New file.
7200 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7201 (check_PROGRAMS): Add many_sections_test.
7202 (many_sections_test_SOURCES): Define.
7203 (many_sections_test_DEPENDENCIES): Define.
7204 (many_sections_test_LDFLAGS): Define.
7205 (BUILT_SOURCES): Add many_sections_define.h.
7206 (many_sections_define.h): New target.
7207 (BUILT_SOURCES): Add many_sections_check.h.
7208 (many_sections_check.h): New target.
7209 (check_PROGRAMS): Add many_sections_r_test.
7210 (many_sections_r_test_SOURCES): Define.
7211 (many_sections_r_test_DEPENDENCIES): Define.
7212 (many_sections_r_test_LDFLAGS): Define.
7213 (many_sections_r_test_LDADD): Define.
7214 (many_sections_r_test.o): New target.
7215 * testsuite/Makefile.in: Rebuild.
7217 2008-04-17 Cary Coutant <ccoutant@google.com>
7219 * errors.cc (Errors::info): New function.
7220 (gold_info): New function.
7221 * errors.h (Errors::info): New function.
7222 * gold.h (gold_info): New function.
7223 * object.cc (Input_objects::add_object): Print trace output.
7224 * options.cc (options::parse_set): New function.
7225 (General_options::parse_wrap): Deleted.
7226 (General_options::General_options): Deleted initializer.
7227 * options.h (options::String_set): New typedef.
7228 (options::parse_set): New function.
7229 (DEFINE_set): New macro.
7230 (General_options::wrap): Changed to use DEFINE_set. Changed
7231 callers of any_wrap_symbols and is_wrap_symbol.
7232 (General_options::trace, General_options::trace_symbol):
7234 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7235 (General_options::wrap_symbols_): Deleted.
7236 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7238 2008-04-17 David S. Miller <davem@davemloft.net>
7240 * options.cc (General_options::parse_V): New function.
7241 * options.h: Add entries for -V and -Qy.
7243 2008-04-17 Ian Lance Taylor <iant@google.com>
7245 * common.cc (Symbol_table::allocate_commons): Remove options
7246 parameter. Change caller.
7247 (Symbol_table::do_allocate_commons): Remove options parameter.
7248 Change caller. Just call do_allocate_commons_list twice.
7249 (Symbol_table::do_allocate_commons_list): New function, broken out
7250 of do_allocate_commons.
7251 * common.h (class Allocate_commons_task): Remove options_ field.
7253 * symtab.cc (Symbol_table::Symbol_table): Initialize
7255 (Symbol_table::add_from_object): Put TLS common symbols on
7257 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7258 which are IN_OUTPUT_DATA.
7259 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7260 allocate_commons and do_allocate_commons declarations. Declare
7261 do_allocate_commons_list.
7262 * gold.cc (queue_middle_tasks): Update creation of
7263 Allocate_commons_task to not pass options.
7264 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7265 (TLS_TEST_C_FLAGS): New variable.
7266 (tls_test_c_pic.o): New target.
7267 (tls_test_shared.so): Link in tls_test_c_pic.o.
7268 (tls_test_c_pic_ie.o): New target.
7269 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7270 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7271 (tls_test_c.o): New target.
7272 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7273 (tls_pic_test_LDADD): Likewise.
7274 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7275 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7276 (tls_test_c_gnu2.o): New target.
7277 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7279 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7280 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7281 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7282 * testsuite/tls_test.cc: Include "config.h".
7283 (t_last): Call t11_last.
7284 * testsuite/tls_test.h (t11, t11_last): Declare.
7285 * testsuite/tls_test_c.c: New file.
7286 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7287 * configure.ac: Check for OpenMP support.
7288 * configure, config.in, Makefile.in: Rebuild.
7289 * testsuite/Makefile.in: Rebuild.
7291 2008-04-16 Cary Coutant <ccoutant@google.com>
7293 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7294 (Target_i386::tls_base_symbol_defined_): New field.
7295 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7296 (Target_i386::Scan::global): Likewise.
7297 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7298 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7299 (Target_x86_64::tls_base_symbol_defined_): New field.
7300 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7301 (Target_x86_64::Scan::global): Likewise.
7303 2008-04-16 Cary Coutant <ccoutant@google.com>
7305 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7306 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7307 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7308 building shared libraries.
7309 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7310 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7311 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7312 * testsuite/Makefile.in: Rebuild.
7313 * testsuite/weak_undef.h: New file.
7314 * testsuite/weak_undef_file1.cc: Add extra test cases.
7315 * testsuite/weak_undef_file2.cc: Likewise.
7316 * testsuite/weak_undef_test.cc: Likewise.
7318 2008-04-16 David S. Miller <davem@davemloft.net>
7320 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7321 Add issued_non_pic_error_ field. Declare check_non_pic.
7322 (Target_sparc::Scan::check_non_pic): New function.
7323 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7324 (Target_sparc::Scan::global): Likewise.
7326 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7327 * configure: Rebuild.
7329 * options.h (DEFINE_enable): New macro.
7330 (new_dtags): New enable option.
7331 (initfirst, interpose, loadfltr, nodefaultlib,
7332 nodelete, nodlopen, nodump): New -z options.
7333 * layout.cc (Layout:finish_dynamic_section): If new
7334 dtags enabled, emit DT_RUNPATH. Also, emit a
7335 DT_FLAGS_1 containing any specified -z flags.
7337 2008-04-16 Ian Lance Taylor <iant@google.com>
7339 * copy-relocs.cc: New file.
7340 * copy-relocs.h: New file.
7341 * reloc.cc: Remove Copy_relocs code.
7342 * reloc.h: Likewise.
7343 * reloc-types.h (struct Reloc_types) [both versions]: Add
7344 get_reloc_addend_noerror.
7345 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7346 variants of add_global which take an addend which must be zero.
7347 * i386.cc: Include "copy-relocs.h".
7348 (class Target_i386): Change type of copy_relocs_ to variable,
7350 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7352 (Target_i386::do_finalize_sections): Change handling of
7354 * sparc.cc: Include "copy-relocs.h".
7355 (class Target_sparc): Change type of copy_relocs_ to variable,
7357 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7359 (Target_sparc::do_finalize_sections): Change handling of
7361 * x86_64.cc: Include "copy-relocs.h".
7362 (class Target_x86_64): Change type of copy_relocs_ to variable,
7364 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7365 class. Change all callers.
7366 (Target_x86_64::do_finalize_sections): Change handling of
7368 * Makefile.am (CCFILES): Add copy-relocs.cc.
7369 (HFILES): Add copy-relocs.h.
7371 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7373 * testsuite/script_test_4.sh: Permit leading zeroes.
7375 2008-04-15 Ian Lance Taylor <iant@google.com>
7377 * script-sections.cc (Script_sections::create_segments): Use
7378 header_size_adjustment even when there is enough room for the
7380 * testsuite/script_test_4.sh: New file.
7381 * testsuite/script_test_4.t: New file.
7382 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7383 (check_DATA): Add script_test_4.stdout.
7384 (MOSTLYCLEANFILES): Likewise.
7385 (script_test_4): New target.
7386 (script_test_4.stdout): New target.
7387 * testsuite/Makefile.in: Rebuild.
7389 * sparc.cc: Add definitions for Output_data_plt_sparc class
7392 2008-04-14 David S. Miller <davem@davemloft.net>
7394 * sparc.cc: New file.
7395 * Makefile.am (TARGETSOURCES): Add sparc.cc
7396 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7397 * configure.tgt: Document targ_extra_size and
7398 targ_extra_big_endian. Add entries for sparc-* and
7400 * configure.ac: Handle targ_extra_size and
7401 targ_extra_big_endian.
7402 * Makefile.in: Rebuild.
7403 * configure: Likewise.
7404 * po/POTFILES.in: Likewise.
7405 * po/gold.pot: Likewise.
7407 2008-04-14 Ian Lance Taylor <iant@google.com>
7409 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7410 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7411 in the name/type/flags to section mapping. Don't call
7412 allocate_output_section.
7413 (Layout::choose_output_section): Change parameter from adjust_name
7414 to is_input_section. Don't permit input sections after sections
7415 are attached to segments. Don't call allocate_output_section.
7416 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7417 not write_enable_output_section.
7418 (Layout::make_output_section): Don't push to
7419 unattached_section_list_ nor call attach_to_segment. Call
7420 attach_section_to_segment if sections are attached.
7421 (Layout::attach_sections_to_segments): New function.
7422 (Layout::attach_section_to_segment): New function.
7423 (Layout::attach_allocated_section_to_segment): Rename from
7424 attach_to_segment. Remove flags parameter.
7425 (Layout::allocate_output_section): Remove function.
7426 (Layout::write_enable_output_section): Remove function.
7427 * layout.h (class Layout): Update for above changes. Add new
7428 field sections_are_attached_.
7429 * output.h (Output_section::update_flags_for_input_section): New
7431 * output.cc (Output_section::add_input_section): Call
7432 update_flags_for_input_section.
7433 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7435 2008-04-11 Cary Coutant <ccoutant@google.com>
7437 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7438 thought unnecessary.
7439 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7441 2008-04-11 Ian Lance Taylor <iant@google.com>
7443 * output.h (class Output_section_data): Remove inline definition
7445 * output.cc (Output_section_data::set_addralign): New function.
7447 2008-04-11 Cary Coutant <ccoutant@google.com>
7449 Add support for TLS descriptors for i386 and x86_64.
7450 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7451 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7452 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7454 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7455 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7456 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7458 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7459 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7460 Fix problem with initial-exec relocations.
7461 (Target_i386::Relocate::relocate_tls): Likewise.
7462 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7464 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7465 support for section-plus-offset dynamic table entries.
7466 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7467 (Output_data_dynamic::Dynamic_entry): Add support for
7468 section-plus-offset dynamic table entries.
7469 (Output_data_dynamic::Classification): Likewise.
7470 (Output_data_dynamic::classification_): Renamed offset_.
7471 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7472 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7473 (Target_x86_64::make_plt_section): New function.
7474 (Target_x86_64::reserve_tlsdesc_entries): New function.
7475 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7476 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7477 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7478 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7479 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7480 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7481 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7482 add extra PLT entry for TLS descriptors.
7483 (Output_data_plt_x86_64::got_): New field.
7484 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7485 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7487 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7489 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7490 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7491 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7492 R_386_TLS_DESC_CALL relocations.
7493 (Target_x86_64::Scan::global): Likewise.
7494 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7495 for TLS descriptors.
7496 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7497 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7498 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7499 GD-to-IE relaxation.
7500 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7501 and TLS_DESCRIPTORS.
7502 * Makefile.in: Rebuild.
7503 * configure: Rebuild.
7504 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7505 (tls_test_shared2.so): New target.
7506 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7507 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7508 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7509 (tls_shared_gd_to_ie_test_LDADD): New variable.
7510 (tls_shared_gnu2_gd_to_ie_test): New target.
7511 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7513 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7514 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7515 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7516 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7517 (tls_shared_gnu2_test): New target.
7518 (tls_test_gnu2_shared.so): New target.
7519 (tls_shared_gnu2_test_SOURCES): New variable.
7520 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7521 (tls_shared_gnu2_test_LDFLAGS): New variable.
7522 (tls_shared_gnu2_test_LDADD): New variable.
7523 * testsuite/Makefile.in: Rebuild.
7524 * testsuite/Makefile.
7526 2008-04-11 Ian Lance Taylor <iant@google.com>
7528 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7530 * testsuite/Makefile.in: Rebuild.
7532 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7534 * testsuite/script_test_2.cc (main): Adjust test.
7536 2008-04-11 David S. Miller <davem@davemloft.net>
7537 Ian Lance Taylor <iant@google.com>
7539 * options.h (General_options): Add entries for '-Y' and
7541 * options.cc (General_options:finalize): If -Y was used, add those
7542 entries to the library path instead of the default "/lib" and
7545 2008-04-11 David S. Miller <davem@davemloft.net>
7547 * testsuite/justsyms.t: Start at 0x100.
7548 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7549 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7551 * testsuite/script_test_2.cc: Adjust string and section length
7554 2008-04-09 Ian Lance Taylor <iant@google.com>
7557 * script-sections.cc (Sections_element::allocate_to_segment): Add
7559 (Output_section_definition::allocate_to_segment): Likewise.
7560 (Orphan_output_section::allocate_to_segment): Likewise.
7561 (Script_sections::attach_sections_using_phdrs_clause): Don't
7562 propagate non-PT_LOAD segments to orphan sections.
7563 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7564 readelf rather than objdump.
7565 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7566 .interp section and PT_INTERP segment are the same size.
7567 * testsuite/Makefile.in: Rebuild.
7569 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7570 aliases for symbols defined in the same object.
7571 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7572 (weak_alias_test_SOURCES): New variable.
7573 (weak_alias_test_DEPENDENCIES): New variable.
7574 (weak_alias_test_LDFLAGS): New variable.
7575 (weak_alias_test_LDADD): New variable.
7576 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7577 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7578 (weak_alias_test_3.o): New target.
7579 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7580 * testsuite/weak_alias_test_main.cc: New file.
7581 * testsuite/weak_alias_test_1.cc: New file.
7582 * testsuite/weak_alias_test_2.cc: New file.
7583 * testsuite/weak_alias_test_3.cc: New file.
7585 2008-04-08 Ian Lance Taylor <iant@google.com>
7587 * options.h (class General_options): Add --noinhibit-exec option.
7588 * main.cc (main): Check --noinhibit-exec.
7590 * options.h (class General_options): Define --wrap as a special
7591 option. Add wrap_symbols_ field.
7592 (General_options::any_wrap_symbols): New function.
7593 (General_options::is_wrap_symbol): New function.
7594 * options.cc (General_options::parse_wrap): New function.
7595 (General_options::General_options): Initialize wrap_symbols_.
7596 * symtab.cc (Symbol_table::wrap_symbol): New function.
7597 (Symbol_table::add_from_object): Handle --wrap.
7598 * symtab.h (class Symbol_table): Declare wrap_symbol.
7599 * target.h (Target::wrap_char): New function.
7600 (Target::Target_info): Add wrap_char field.
7601 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7602 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7603 * testsuite/testfile.cc (Target_test::test_target_info):
7606 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7609 * layout.h (class Layout): Add added_eh_frame_data_ field.
7610 * layout.cc (Layout::Layout): Initialize new field.
7611 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7612 output section until we find a section we merged successfully.
7613 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7614 that the size be non-zero.
7616 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7619 2008-04-08 Craig Silverstein <csilvers@google.com>
7621 * configure.ac: Export new conditional variable HAVE_ZLIB.
7622 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7624 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7625 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7627 2008-04-07 Ian Lance Taylor <iant@google.com>
7629 * version.cc (version_string): Set to "1.5".
7631 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7632 Add issued_non_pic_error_ field. Declare check_non_pic.
7633 (Target_x86_64::Scan::check_non_pic): New function.
7634 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7635 (Target_x86_64::Scan::global): Likewise.
7637 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7638 addend parameter. Change caller. Handle merge sections.
7639 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7640 Address to Addend. Don't add in the result of
7641 local_section_offset, pass down the addend and use the returned
7643 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7644 Update declarations of local_section_offset and symbol_value.
7645 * testsuite/two_file_test_1.cc (t18): New function.
7646 * testsuite/two_file_test_2.cc (f18): New function.
7647 * testsuite/two_file_test_main.cc (main): Call t18.
7648 * testsuite/two_file_test.h (t18, f18): Declare.
7650 * configure.ac: Don't test for objdump, c++filt, or readelf.
7651 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7653 (TEST_READELF): New variable.
7654 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7655 (check_PROGRAMS): Add two_file_strip_test.
7656 (two_file_strip_test): New target.
7657 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7658 (two_file_same_shared_strip_test_SOURCES): New variable.
7659 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7660 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7661 (two_file_same_shared_strip_test_LDADD): New variable.
7662 (two_file_shared_strip.so): New target.
7663 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7664 (ver_test_5.syms, ver_test_7.syms): Likewise.
7665 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7666 (strip_test_3.stdout): Use TEST_OBJDUMP.
7667 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7669 2008-04-04 Cary Coutant <ccoutant@google.com>
7671 * symtab.h (Symbol::is_weak_undefined): New function.
7672 (Symbol::is_strong_undefined): New function.
7673 (Symbol::is_absolute): New function.
7674 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7675 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7677 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7678 (weak_undef_test): New target.
7679 * testsuite/Makefile.in: Rebuild.
7680 * testsuite/weak_undef_file1.cc: New file.
7681 * testsuite/weak_undef_file2.cc: New file.
7682 * testsuite/weak_undef_test.cc: New file.
7684 2008-04-03 Craig Silverstein <csilvers@google.com>
7686 * compressed_output.h (class Output_compressed_section): Use
7688 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7690 (zlib_compressed_suffix): Removed.
7691 (Output_compressed_section::set_final_data_size): Use unsigned
7693 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7694 Fix linker invocation.
7695 (flagstest_o_specialfile_and_compress_debug_sections):
7697 * testsuite/Makefile.in: Regenerated.
7699 2008-04-02 David S. Miller <davem@davemloft.net>
7701 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7702 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7704 2008-04-02 Craig Silverstein <csilvers@google.com>
7708 2008-04-02 Ian Lance Taylor <iant@google.com>
7710 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7711 parameters. Update for new key type to views_. Change all
7713 (File_read::read): Adjust for byteshift in returned view.
7714 (File_read::add_view): New function, broken out of
7716 (File_read::make_view): New function, broken out of
7718 (File_read::find_or_make_view): Add offset and aligned
7719 parameters. Rewrite accordingly. Change all callers.
7720 (File_read::get_view): Add offset and aligned parameters. Adjust
7721 for byteshift in return value.
7722 (File_read::get_lasting_view): Likewise.
7723 * fileread.h (class File_read): Update declarations.
7724 (class File_read::View): Add byteshift_ field. Add byteshift to
7725 constructor. Add byteshift method.
7726 * archive.h (Archive::clear_uncached_views): New function.
7727 (Archive::get_view): Add aligned parameter. Change all callers.
7728 * object.h (Object::get_view): Add aligned parameter. Change all
7730 (Object::get_lasting_view): Likewise.
7732 * fileread.cc (File_read::release): Don't call clear_views if
7733 there are multiple objects.
7734 * fileread.h (File_read::clear_uncached_views): New function.
7735 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7738 2008-03-31 Cary Coutant <ccoutant@google.com>
7740 Add thin archive support.
7741 * archive.cc (Archive::armagt): New const.
7742 (Archive::setup): Remove task parameter and calls to unlock.
7743 (Archive::unlock_nested_archives): New function.
7744 (Archive::read_header): Add nested_off parameter. Change
7746 (Archive::interpret_header): Likewise.
7747 (Archive::include_all_members): Change to handle thin
7749 (Archive::include_member): Likewise.
7750 * archive.h (Archive::Archive): Add new parameters and
7752 (Archive::armagt): New const.
7753 (Archive::setup): Remove task parameter.
7754 (Archive::unlock_nested_archives): New function.
7755 (Archive::read_header): Add nested_off parameter.
7756 (Archive::interpret_header): Likewise.
7757 (Archive::Nested_archive_table): New typedef.
7758 (Archive::is_thin_archive_): New field.
7759 (Archive::nested_archives_): New field.
7760 (Archive::options_): New field.
7761 (Archive::dirpath_): New field.
7762 (Archive::task_): New field.
7763 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7764 for thin archives. Pass additional parameters to
7765 Archive::Archive. Unlock the archive file after calling
7768 2008-03-29 Ian Lance Taylor <iant@google.com>
7770 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7771 version symbol to be local.
7772 * testsuite/ver_test_4.sh: New file.
7773 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7774 (check_DATA): Add ver_test_4.syms.
7775 (ver_test_4.syms): New target.
7776 * testsuite/Makefile.in: Rebuild.
7779 (Output_section::Input_section_sort_entry::has_priority): New
7781 (Output_section::Input_section_sort_entry::match_file_name): New
7783 (Output_section::Input_section_sort_entry::match_section_name):
7785 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7787 (Output_section::Input_section_sort_entry::match_section_file):
7789 (Output_section::Input_section_sort_compare::operator()): Rewrite
7790 using new Input_section_sort_entry functions. Sort crtbegin and
7791 crtend first. Sort sections with no priority before sections with
7793 * testsuite/initpri1.c (d3): Check j != 4.
7794 (cd5): New constructor/destructor function.
7795 (main): Check j != 2.
7797 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7798 new symbol when resolving, don't call set_is_default.
7799 * testsuite/ver_test_7.cc: New file.
7800 * testsuite/ver_test_7.sh: New file.
7801 * testsuite/Makefile.am (ver_test_7.so): New target.
7802 (ver_test_7.o): New target.
7803 (check_SCRIPTS): Add ver_test_7.sh.
7804 (check_DATA): Add ver_test_7.syms.
7805 (ver_test_7.syms): New target.
7807 2008-03-28 Ian Lance Taylor <iant@google.com>
7809 * layout.cc (Layout::layout): If we see an input section with a
7810 name that needs sorting, set the must_sort flag for the output
7812 (Layout::make_output_section): If the name of the output section
7813 indicates that it might require sorting, set the may_sort flag.
7814 * output.h (Output_section::may_sort_attached_input_sections): New
7816 (Output_section::set_may_sort_attached_input_sections): New
7818 (Output_section::must_sort_attached_input_sections): New
7820 (Output_section::set_must_sort_attached_input_sections): New
7822 (class Output_section): Declare Input_section_sort_entry. Define
7823 Input_section_sort_compare. Declare
7824 sort_attached_input_sections. Add new fields:
7825 may_sort_attached_input_sections_,
7826 must_sort_attached_input_sections_,
7827 attached_input_sections_are_sorted_.
7828 * output.cc (Output_section::Output_section): Initialize new
7830 (Output_section::add_input_section): Add an entry to
7831 input_sections_ if may_sort or must_sort are true.
7832 (Output_section::set_final_data_size): Call
7833 sort_attached_input_sections if necessary.
7834 (Output_section::Input_section_sort_entry): Define new class.
7835 (Output_section::Input_section_sort_compare::operator()): New
7837 (Output_section::sort_attached_input_sections): New function.
7838 * configure.ac: Check whether the compiler supports constructor
7839 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7840 * testsuite/initpri1.c: New file.
7841 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7842 CONSTRUCTOR_PRIORITY.
7843 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7844 (initpri1_LDFLAGS): New variable.
7845 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7847 2008-03-27 Ian Lance Taylor <iant@google.com>
7849 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7850 * testsuite/common_test_1.c: New file.
7851 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7852 (common_test_1_SOURCES): New variable.
7853 (common_test_1_DEPENDENCIES): New variable.
7854 (common_test_1_LDFLAGS): New variable.
7856 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7857 and commons_ correctly when NAME/VERSION does not override
7859 * testsuite/ver_test_6.c: New file.
7860 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7861 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7862 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7864 2008-03-26 Ian Lance Taylor <iant@google.com>
7866 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7867 of an undefined symbol from a version script.
7868 * testsuite/Makefile.am (ver_test_5.so): New target.
7869 (ver_test_5.o): New target.
7870 (check_SCRIPTS): Add ver_test_5.sh.
7871 (check_DATA): Add ver_test_5.syms.
7872 (ver_test_5.syms): New target.
7873 * testsuite/ver_test_5.cc: New file.
7874 * testsuite/ver_test_5.script: New file.
7875 * testsuite/ver_test_5.sh: New file.
7876 * Makefile.in, testsuite/Makefile.in: Rebuild.
7879 Fix problems building gold with gcc 4.3.0.
7880 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7881 (gold_error_at_location, gold_warning_at_location): Use it.
7882 * configure.ac: Check whether we can compile and use a template
7883 function with a printf attribute.
7884 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7885 when jumping over bytes.
7886 * object.cc: Instantiate Object::read_section_data.
7887 * debug.h: Include <cstring>
7888 * dwarf_reader.cc: Include <algorithm>
7889 * main.cc: Include <cstring>.
7890 * options.cc: Include <cstring>.
7891 * output.cc: Include <cstring>.
7892 * script.cc: Include <cstring>.
7893 * script.h: Include <string>.
7894 * symtab.cc: Include <cstring> and <algorithm>.
7895 * target-select.cc: Include <cstring>.
7896 * version.cc: Include <string>.
7897 * testsuite/testmain.cc: Include <cstdlib>.
7898 * configure, config.in: Rebuild.
7900 2008-03-25 Ian Lance Taylor <iant@google.com>
7902 * options.cc: Include "../bfd/bfdver.h".
7903 (options::help): Print bug reporting address.
7905 * version.cc (print_version): Adjust output for current value of
7910 * options.cc (options::help): Print list of supported targets.
7911 * target-select.h: Include <vector>.
7912 (class Target_selector): Make machine_, size_, and is_big_endian_
7913 fields const. Add bfd_name_ and instantiated_target_ fields.
7914 (Target_selector::Target_selector): Add bfd_name parameter.
7915 (Target_selector::recognize): Make non-virtual, call
7917 (Target_selector::recognize_by_name): Make non-virtual, call
7918 do_recognize_by_name.
7919 (Target_selector::supported_names): New function.
7920 (Target_selector::bfd_name): New function.
7921 (Target_selector::do_instantiate_target): New pure virtual
7923 (Target_selector::do_recognize): New virtual function.
7924 (Target_selector::do_recognize_by_name): New virtual function.
7925 (Target_selector::instantiate_target): New private function.
7926 (supported_target_names): Declare.
7927 * target-select.cc (Target_selector::Target_selector): Update for
7928 new parameter and fields.
7929 (select_target_by_name): Check that the name matches before
7930 calling recognize_by_name.
7931 (supported_target_names): New function.
7932 * i386.cc (class Target_selector_i386): Update Target_selector
7933 constructor call. Remove recognize and recognize_by_name. Add
7934 do_instantiate_target.
7935 * x86_64.cc (class Target_selector_x86_64): Likewise.
7936 * testsuite/testfile.cc (class Target_selector_test): Update for
7937 changes to Target_selector.
7939 * README: Rewrite, with some notes on unsupported features.
7941 2008-03-24 Cary Coutant <ccoutant@google.com>
7943 * i386.cc (Target_i386::Got_type): New enum declaration.
7944 (Target_i386::Scan::local): Updated callers of Output_data_got
7946 (Target_i386::Scan::global): Likewise.
7947 (Target_i386::Relocate::relocate): Likewise.
7948 (Target_i386::Relocate::relocate_tls): Likewise.
7949 * object.h (Got_offset_list): New class.
7950 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7951 (Sized_relobj::local_got_offset): Likewise.
7952 (Sized_relobj::set_local_got_offset): Likewise.
7953 (Sized_relobj::local_has_tls_got_offset): Removed.
7954 (Sized_relobj::local_tls_got_offset): Removed.
7955 (Sized_relobj::set_local_tls_got_offset): Removed.
7956 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7957 * output.cc (Output_data_got::add_global): Added got_type parameter.
7958 (Output_data_got::add_global_with_rel): Likewise.
7959 (Output_data_got::add_global_with_rela): Likewise.
7960 (Output_data_got::add_global_pair_with_rel): New function.
7961 (Output_data_got::add_global_pair_with_rela): New function.
7962 (Output_data_got::add_local): Added got_type parameter.
7963 (Output_data_got::add_local_with_rel): Likewise.
7964 (Output_data_got::add_local_with_rela): Likewise.
7965 (Output_data_got::add_local_pair_with_rel): New function.
7966 (Output_data_got::add_local_pair_with_rela): New function.
7967 (Output_data_got::add_global_tls): Removed.
7968 (Output_data_got::add_global_tls_with_rel): Removed.
7969 (Output_data_got::add_global_tls_with_rela): Removed.
7970 (Output_data_got::add_local_tls): Removed.
7971 (Output_data_got::add_local_tls_with_rel): Removed.
7972 (Output_data_got::add_local_tls_with_rela): Removed.
7973 * output.h (Output_data_got::add_global): Added got_type parameter.
7974 (Output_data_got::add_global_with_rel): Likewise.
7975 (Output_data_got::add_global_with_rela): Likewise.
7976 (Output_data_got::add_global_pair_with_rel): New function.
7977 (Output_data_got::add_global_pair_with_rela): New function.
7978 (Output_data_got::add_local): Added got_type parameter.
7979 (Output_data_got::add_local_with_rel): Likewise.
7980 (Output_data_got::add_local_with_rela): Likewise.
7981 (Output_data_got::add_local_pair_with_rel): New function.
7982 (Output_data_got::add_local_pair_with_rela): New function.
7983 (Output_data_got::add_global_tls): Removed.
7984 (Output_data_got::add_global_tls_with_rel): Removed.
7985 (Output_data_got::add_global_tls_with_rela): Removed.
7986 (Output_data_got::add_local_tls): Removed.
7987 (Output_data_got::add_local_tls_with_rel): Removed.
7988 (Output_data_got::add_local_tls_with_rela): Removed.
7989 * resolve.cc (Symbol::override_base_with_special): Removed
7990 reference to has_got_offset_ field.
7991 * symtab.cc (Symbol::init_fields): Replaced initialization
7992 of got_offset_ with got_offsets_. Removed initialization
7994 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7995 (Symbol::got_offset): Likewise.
7996 (Symbol::set_got_offset): Likewise.
7997 (Symbol::has_tls_got_offset): Removed.
7998 (Symbol::tls_got_offset): Removed.
7999 (Symbol::set_tls_got_offset): Removed.
8000 (Symbol::got_offset_): Removed.
8001 (Symbol::tls_mod_got_offset_): Removed.
8002 (Symbol::tls_pair_got_offset_): Removed.
8003 (Symbol::got_offsets_): New field.
8004 (Symbol::has_got_offset): Removed.
8005 (Symbol::has_tls_mod_got_offset): Removed.
8006 (Symbol::has_tls_pair_got_offset): Removed.
8007 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8008 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8010 (Target_x86_64::Scan::global): Likewise.
8011 (Target_x86_64::Relocate::relocate): Likewise.
8012 (Target_x86_64::Relocate::relocate_tls): Likewise.
8014 2008-03-25 Ben Elliston <bje@au.ibm.com>
8016 * yyscript.y: Fix spelling error in comment.
8018 2008-03-24 Ian Lance Taylor <iant@google.com>
8020 * options.h (class General_options): Define build_id option.
8021 * layout.h (class Layout): Declare write_build_id, create_note,
8022 create_build_id. Add build_id_note_ member.
8023 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8024 "libiberty.h", "md5.h", "sha1.h".
8025 (Layout::Layout): Initialize eh_frame_data_,
8026 eh_frame_hdr_section_, and build_id_note_.
8027 (Layout::finalize): Call create_build_id.
8028 (Layout::create_note): New function, broken out of
8029 Layout::create_gold_note.
8030 (Layout::create_gold_note): Call create_note.
8031 (Layout::create_build_id): New function.
8032 (Layout::write_build_id): New function.
8033 (Close_task_runner::run): Call write_build_id.
8035 * x86_64.cc: Correct license to GPLv3.
8037 2008-03-23 Ian Lance Taylor <iant@google.com>
8039 * options.cc: Include "demangle.h".
8040 (parse_optional_string): New function.
8041 (parse_long_option): Handle takes_optional_argument.
8042 (parse_short_option): Update dash_z initializer. Handle
8043 takes_optional_argument.
8044 (General_options::General_options): Initialize do_demangle_.
8045 (General_options::finalize): Set do_demangle_. Handle demangling
8047 * options.h (parse_optional_string): Declare.
8048 (struct One_option): Add optional_arg field. Update constructor.
8049 Update call constructor calls. Add takes_optional_argument
8051 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8052 (DEFINE_optional_string): Define.
8053 (General_options::demangle): Change from DEFINE_bool to
8054 DEFINE_optional_string.
8055 (General_options::no_demangle): New function.
8056 (General_options::do_demangle): New function.
8057 (General_options::set_do_demangle): New function.
8058 (General_options::execstack_status_): Move definition to end of
8060 (General_options::static_): Likewise.
8061 (General_options::do_demangle_): New field.
8062 * object.cc (big_endian>::get_symbol_location_info): Call
8063 Options::do_demangle, not Options::demangle.
8064 * symtab.cc (demangle): Likewise.
8066 2008-03-22 Ian Lance Taylor <iant@google.com>
8068 * gold.h: Include <cstddef> and <sys/types.h>
8069 * options.h: Include <cstring>.
8071 2008-03-21 Ian Lance Taylor <iant@google.com>
8073 * Added source code to GNU binutils.