1 2010-06-18 Rafael Espindola <espindola@google.com>
3 * plugin.cc (add_input_file,add_input_library)
4 (Plugin_manager::add_input_file): Make filename arguments const.
5 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
8 2010-06-16 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
11 .ARM.attributes section if we have not merged any input
14 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
16 * arm.cc: Allow combining objects with no EABI version
19 2010-06-15 Rafael Espindola <espindola@google.com>
21 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
23 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
25 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
26 (struct iovec): Correct !HAVE_READV definition.
28 2010-06-10 Cary Coutant <ccoutant@google.com>
30 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
31 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
33 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
36 * symtab.h (Symbol::is_placeholder): New member function.
37 * target-reloc.h (relocate_section): Check for placeholder symbols.
39 * testsuite/Makefile.am (plugin_test_8): New test.
40 (plugin_test_9): New test.
41 * testsuite/Makefile.in: Regenerate.
43 2010-06-09 Nick Clifton <nickc@redhat.com>
45 * yyscript.y (input_list_element): Allow strings prefixed with
46 the '-' character. Treat these as libraries.
47 * script.cc (script_add_library): New function. Adds a library
48 specified by "-l<name>" found in an input script.
49 * script-c.h: Add prototype for script_add_library.
51 2010-06-07 Doug Kwan <dougkwan@google.com>
53 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
54 Restrict stub-group size to be within long conditional branch
55 range when working around cortex-A8 erratum.
57 2010-06-07 Damien Diederen <dd@crosstwine.com>
59 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
62 2010-06-03 Sriraman Tallam <tmsriram@google.com>
66 (Output_section::Input_section_sort_entry::compare_section_ordering):
67 Change to return non-zero correctly.
68 (Output_section::Input_section_sort_section_order_index_compare
69 ::operator()): Change to fix ambiguity in comparisons.
71 2010-06-01 Sriraman Tallam <tmsriram@google.com>
73 * gold.h (is_wildcard_string): New function.
74 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
75 (Layout::layout_eh_frame): Ditto.
76 (Layout::find_section_order_index): New method.
77 (Layout::read_layout_from_file): New method.
78 * layout.h (Layout::find_section_order_index): New method.
79 (Layout::read_layout_from_file): New method.
80 (Layout::input_section_position_): New private member.
81 (Layout::input_section_glob_): New private member.
82 * main.cc (main): Call read_layout_from_file here.
83 * options.h (--section-ordering-file): New option.
84 * output.cc (Output_section::input_section_order_specified_): New
86 (Output_section::Output_section): Initialize new member.
87 (Output_section::add_input_section): Add new parameter.
88 Keep input sections when --section-ordering-file is used.
89 (Output_section::set_final_data_size): Sort input sections when
90 section ordering file is specified.
91 (Output_section::Input_section_sort_entry): Add new parameter.
93 (Output_section::Input_section_sort_entry::compare_section_ordering):
95 (Output_section::Input_section_sort_compare::operator()): Change to
96 consider section_order_index.
97 (Output_section::Input_section_sort_init_fini_compare::operator()):
98 Change to consider section_order_index.
99 (Output_section::Input_section_sort_section_order_index_compare
100 ::operator()): New method.
101 (Output_section::sort_attached_input_sections): Change to sort
102 according to section order when specified.
103 (Output_section::add_input_section<32, true>): Add new parameter.
104 (Output_section::add_input_section<64, true>): Add new parameter.
105 (Output_section::add_input_section<32, false>): Add new parameter.
106 (Output_section::add_input_section<64, false>): Add new parameter.
107 * output.h (Output_section::add_input_section): Add new parameter.
108 (Output_section::input_section_order_specified): New
110 (Output_section::set_input_section_order_specified): New method.
111 (Input_section::Input_section): Initialize section_order_index_.
112 (Input_section::section_order_index): New method.
113 (Input_section::set_section_order_index): New method.
114 (Input_section::section_order_index_): New member.
115 (Input_section::Input_section_sort_section_order_index_compare): New
117 (Output_section::input_section_order_specified_): New member.
118 * script-sections.cc (is_wildcard_string): Delete and move modified
120 (Output_section_element_input::Output_section_element_input): Modify
121 call to is_wildcard_string.
122 (Output_section_element_input::Input_section_pattern
123 ::Input_section_pattern): Ditto.
124 (Output_section_element_input::Output_section_element_input): Ditto.
125 * testsuite/Makefile.am (final_layout): New test case.
126 * testsuite/Makefile.in: Regenerate.
127 * testsuite/final_layout.cc: New file.
128 * testsuite/final_layout.sh: New file.
130 2010-06-01 Rafael Espindola <espindola@google.com>
132 * plugin.cc (Plugin::load): Pass the output name to the plugin.
134 2010-06-01 Rafael Espindola <espindola@google.com>
136 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
137 visibility of symbols.
139 2010-05-27 Doug Kwan <dougkwan@google.com>
141 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
142 from start of output section instead of address for a local symbol
143 in a merged or relaxed section when doing a relocatable link.
145 2010-05-26 Rafael Espindola <espindola@google.com>
148 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
149 adding sections the garbage collector removed.
150 * gold/testsuite/Makefile.am: Add test.
151 * gold/testsuite/Makefile.in: Regenerate.
152 * gold/testsuite/plugin_test_7.sh: New.
153 * gold/testsuite/plugin_test_7_1.c: New.
154 * gold/testsuite/plugin_test_7_2.c: New.
156 2010-05-26 Rafael Espindola <espindola@google.com>
158 * script-sections.cc (Output_section_definition::set_section_addresses):
159 Check for --section-start.
161 2010-05-26 Doug Kwan <dougkwan@google.com>
163 * arm.cc (Arm_scan_relocatable_relocs): New class.
164 (Target_arm::relocate_special_relocatable): New method.
165 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
166 (Arm_relocate_functions::thumb_branch_common): Same.
167 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
168 instead of Default_scan_relocatable_relocs.
169 * target-reloc.h (relocate_for_relocatable): Let target handle
170 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
171 * target.h (Sized_target::relocate_special_relocatable): New method.
173 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
175 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
177 2010-05-23 Doug Kwan <dougkwan@google.com>
179 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
181 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
182 with a direct branch, not a conditional branch, to a stub.
183 * merge.cc (Output_merge_base::record_input_section): New method
185 (Output_merge_data::do_add_input_section): Record input section if
186 keeps-input-sections flag is set.
187 (Output_merge_string::do_add_input_section): Ditto.
188 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
189 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
191 (Output_merge_base::keeps_input_sections,
192 Output_merge_base::set_keeps_input_sections,
193 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
195 (Output_merge_base::Input_sections): New type declaration.
196 (Output_merge_base::input_sections_begin,
197 Output_merge_base::input_sections_end,
198 Output_merge_base::do_set_keeps_input_sections): New method definitions.
199 (Output_merge_base::bool keeps_input_sections_,
200 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
201 Output_merge_base::input_sections_): New data members.
202 (Output_merge_data::do_set_keeps_input_sections): New method
204 (Output_merge_string::do_set_keeps_input_sections): Ditto.
205 * output.cc (Output_section::Input_section::relobj): Move method
206 defintion from class declaration to here and handle merge sections.
207 (Output_section::Input_section::shndx): Ditto.
208 (Output_section::Output_section): Remove initializations of removed
209 data members and initialize new data member LOOKUP_MAPS_.
210 (Output_section::add_input_section): Set keeps-input-sections flag
211 for a newly created merge output section as appropriate. Adjust code
212 to use Output_section_lookup_maps class.
213 (Output_section::add_relaxed_input_section): Adjst code for lookup
214 maps code refactoring.
215 (Output_section::add_merge_input_section): Add a new parameter
216 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
217 class. If adding input section to a newly created merge output
218 section fails, remove the new merge section.
219 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
220 Adjust code for use of the Output_section_lookup_maps class.
221 (Output_section::find_merge_section): Ditto.
222 (Output_section::build_lookup_maps): New method defintion.
223 (Output_section::find_relaxed_input_section): Adjust code to use
224 Output_section_lookup_maps class.
225 (Output_section::get_input_sections): Export merge sections. Adjust
226 code to use Output_section_lookup_maps class.
227 (Output_section:::add_script_input_section): Adjust code to use
228 Output_section_lookup_maps class. Update lookup maps for merge
230 (Output_section::discard_states): Use Output_section_lookup_maps.
231 (Output_section::restore_states): Same.
232 * output.h (Merge_section_properties): Move class defintion out of
234 (Output_section_lookup_maps): New class.
235 (Output_section::Input_section::is_merge_section): New method
237 (Output_section::Input_section::relobj): Move defintion out of class
238 defintion. Declare method only.
239 (Output_section::Input_section::shndx): Ditto.
240 (Output_section::Input_section::output_merge_base): New method defintion.
241 (Output_section::Input_section::u2_.pomb): New union field.
242 (Output_section::Merge_section_by_properties_map,
243 Output_section::Output_section_data_by_input_section_map,
244 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
246 (Output_section::add_merge_input_section): Add new parameter
247 KEEPS_INPUT_SECTIONS.
248 (Output_section::build_lookup_maps): New method declaration.
249 (Output_section::merge_section_map_,
250 Output_section::merge_section_by_properties_map_,
251 Output_section::relaxed_input_section_map_,
252 Output_section::is_relaxed_input_section_map_valid_): Remove data
254 (Output_section::lookup_maps_): New data member.
256 2010-05-21 Doug Kwan <dougkwan@google.com>
259 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
260 avoid a compilation error.
262 2010-05-19 Rafael Espindola <espindola@google.com>
264 * script-sections.cc (Output_section_definition::allocate_to_segment):
265 Update the phdrs_list even when the output section is NULL.
266 * testsuite/Makefile.am: Add test.
267 * testsuite/Makefile.in: Regenerate.
268 * testsuite/script_test_9.cc: New.
269 * testsuite/script_test_9.sh: New.
270 * testsuite/script_test_9.t: New.
272 2010-05-19 Doug Kwan <dougkwan@google.com>
274 * arm.cc (Arm_input_section::original_size): New method.
275 (Arm_input_section::do_addralign): Add a cast.
276 (Arm_input_section::do_output_offset): Remove static cast.
277 (Arm_input_section::original_addralign,
278 Arm_input_section::original_size_): Change type to uint32_t.
279 (Arm_input_section::init): Add safe casts for section alignment
281 (Arm_input_section::set_final_data_size): Do not set address and
282 offset of stub table.
283 (Arm_output_section::fix_exidx_coverage): Change use of of
284 Output_section::Simple_input_section to that of
285 Output_section::Input_section.
286 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
287 except for the first pass.
288 * output.cc (Output_section::get_input_sections): Change type of
289 input_sections to std::list<Input_section>.
290 (Output_section::add_script_input_section): Rename from
291 Output_section::add_simple_input_section. Change type of SIS
292 parameter from Simple_input_section to Input_section.
293 * output.h (Output_section::Simple_input_section): Remove class.
294 (Output_section::Input_section): Change class visibility to public.
295 (Output_section::Input_section::addralign): Use stored alignments
296 for special input sections if set.
297 (Output_section::Input_section::set_addralign): New method.
298 (Output_section::get_input_sections): Change parameter type from
299 list of Simple_input_section to list of Input_section.
300 (Output_section::add_script_input_section): Rename from
301 Output_section::add_simple_input_section. Change first parameter's
302 type from Simple_input_section to Input_section and remove the
303 second and third parameters.
304 * script-sections.cc (Input_section::Input_section_list): Change
305 type to list of Output_section::Input_section/
306 (Input_section_info::Input_section_info): Change parameter type of
307 INPUT_SECTION to Output_section::Input_section.
308 (Input_section_info::input_section): Change return type.
309 (Input_section_info::input_section_): Change type to
310 Output_section::Input_section.
311 (Output_section_element_input::set_section_addresses): Adjust code
312 to use Output_section::Input_section instead of
313 Output_section::Simple_input_section. Adjust code for renaming
314 of Output_section::add_simple_input_section.
315 (Orphan_output_section::set_section_addresses): Ditto.
317 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
319 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
320 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
322 2010-05-18 Rafael Espindola <espindola@google.com>
324 * options.cc (General_options::finalize): Handle -nostdlib.
325 * options.h (nostdlib): New option.
326 * script.cc (script_add_search_dir): Handle -nostdlib.
328 2010-05-12 Doug Kwan <dougkwan@google.com>
330 * arm.cc (Target_arm::do_finalize_sections): Create an empty
331 attributes section only if there no attributes section after merging.
332 (Target_arm::merge_object_attributes): Move value of
333 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
334 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
335 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
336 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
337 and arm_attr_merge_7.stdout.
338 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
339 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
340 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
341 arm_attr_merge_7b.o): New rules.
342 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
344 * testsuite/Makefile.in: Regenerate.
345 * testsuite/arm_attr_merge.sh: New file.
346 * testsuite/arm_attr_merge_[67][ab].s: Same.
348 2010-05-05 Nick Clifton <nickc@redhat.com>
350 * po/es.po: Updated Spanish translation.
352 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
354 * Makefile.am (install-exec-local): Properly install gold as
355 default cross linker.
356 * Makefile.in: Regenerated.
358 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
359 Nick Clifton <nickc@redhat.com>
361 * configure.ac (install_as_default): Define and set to false
362 unless --enable-gold or --enable-gold=both/gold has been
364 * configure: Regenerate.
366 * Makefile.am (install-exec-local): Install the executable as
367 'ld.gold'. If install_as_default is true then also install it as
369 * Makefile.in: Regenerated.
371 2010-04-24 Ian Lance Taylor <iant@google.com>
373 * layout.cc (Layout::layout_reloc): In relocatable link don't
374 combine reloc sections for grouped sections.
376 2010-04-23 Sriraman Tallam <tmsriram@google.com>
378 * gc.h (gc_process_relocs): Pass information on relocs pointing to
379 sections that are not ordinary to icf.
380 * icf.cc (get_section_contents): Handle relocation pointing to section
381 with no object or shndx information.
382 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
383 * testsuite/Makefile.in: Regenerate.
384 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
385 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
387 2010-04-22 Ian Lance Taylor <iant@google.com>
389 * expression.cc (Expression::Expression_eval_info): Add
390 result_alignment_pointer field.
391 (Expression::eval_with_dot): Add result_alignment_pointer
392 parameter. Change all callers.
393 (Expression::eval_maybe_dot): Likewise.
394 (class Binary_expression): Add alignment_pointer parameter to
395 left_value and right_value. Change all callers.
396 (BINARY_EXPRESSION): Set result alignment.
397 (class Trinary_expression): Add alignment_pointer parameter to
398 arg2_value and arg3_value. Change all callers.
399 (Trinary_cond::value): Set result alignment.
400 (Max_expression::value, Min_expression::value): Likewise.
401 (Align_expression::value): Likewise.
402 * script-sections.cc (class Sections_element): Add dot_alignment
403 parameter to set_section_addresses virtual function. Update
405 (class Output_section_element): Likewise.
406 (Script_sections::create_segments): Add dot_alignment parameter.
408 (Script_sections::create_segments_from_phdrs_clause): Likewise.
409 (Script_sections::set_phdrs_clause_addresses): Likewise.
410 * script-sections.h: Update declarations.
411 * script.h: Update declarations.
412 * output.h (Output_segment::set_minimum_p_align): Don't decrease
414 * testsuite/script_test_3.t: Set large alignment.
415 * testsuite/script_test_3.sh: Make sure that at least one LOAD
416 segment has expected alignment.
418 2010-04-22 Nick Clifton <nickc@redhat.com>
420 * po/gold.pot: Updated by the Translation project.
421 * po/vi.po: Updated Vietnamese translation.
423 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
425 * testsuite/Makefile.am (check_PROGRAMS): Add
426 icf_virtual_function_folding_test.
427 * testsuite/Makefile.in: Regenerated.
429 2010-04-15 Andrew Haley <aph@redhat.com>
431 * options.h (merge_exidx_entries): New option.
432 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
433 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
434 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
435 (Target_arm::merge_exidx_entries): New function.
436 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
437 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
438 to Arm_exidx_fixup constructor.
439 Add new arg, merge_exidx_entries.
440 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
441 Arm_output_section::fix_exidx_coverage.
443 2010-04-18 Sriraman Tallam <tmsriram@google.com>
445 * icf.cc (get_section_contents): Check for preemptible functions.
446 Ignore addend when appropriate.
447 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
449 (add_from_relobj): Check for section folded.
450 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
451 * symtab.h (should_add_dynsym_entry): Add new parameter.
452 * target-reloc.h (scan_relocs): Check for section folded.
453 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
454 Check reloc types for function pointers in shared objects.
455 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
457 (icf_preemptible_functions_test): New test case.
458 (icf_string_merge_test): New test case.
459 * testsuite.Makefile.in: Regenerate.
460 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
461 bar_glob. Refactor code.
462 * testsuite/icf_preemptible_functions_test.cc: New file.
463 * testsuite/icf_preemptible_functions_test.sh: New file.
464 * testsuite/icf_string_merge_test.cc: New file.
465 * testsuite/icf_string_merge_test.sh: New file.
466 * testsuite/icf_virtual_function_folding_test.cc: New file.
467 * testsuite/icf_virtual_function_folding_test.sh: New file.
469 2010-04-14 Doug Kwan <dougkwan@google.com>
471 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
472 for local symbol recounting if we remove a section due to ICF.
473 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
474 there are no regular objects in input.
476 2010-04-13 Doug Kwan <dougkwan@google.com>
478 * arm.cc (Arm_input_section::set_final_data_size): Compute
479 accurate final data size instead of using current data size.
481 2010-04-09 Doug Kwan <dougkwan@google.com>
483 * layout.cc (Layout::choose_output_section): Handle script section
485 (Layout::make_output_section_for_script): Add section type parameter.
486 Handle script section types.
487 * layout.h (Layout::make_output_section_for_script): Add section
489 * output.cc (Output_section::Output_section): Initialize data member
491 (Output_section::do_reset_address_and_file_offset): Do not set address
492 to 0 if section is a NOLOAD section.
493 * output.h (Output_section::is_noload): New method.
494 (Output_section::set_is_noload): Ditto.
495 (Output_section::is_noload_): New data member.
496 * script-c.h (Script_section_type): New enum type.
497 (struct Parser_output_section_header): Add new file section_type.
498 * script-sections.cc (Sections_element::output_section_name): Add
499 parameter for returning script section type.
500 (Output_section_definition::output_section_name): Ditto.
501 (Output_section_definition::section_type)P; New method.
502 (Output_section_definiton::script_section_type_name): Ditto.
503 (Output_section_definition::script_section_type_): New data member.
504 (Output_section_definition::Output_section_definition): Initialize
505 data member Output_section_definition::script_section_type_.
506 (Output_section_definition::create_sections): Pass script section type
507 to Layout::make_output_section_for_script.
508 (Output_section_definition::output_section_name): Return script
509 section type to caller.
510 (Output_section_definition::set_section_address): Do not advance
511 dot value and load address if section type is NOLOAD. Set address
512 of NOLOAD sections regardless of section flags.
513 (Output_section_definition::print): Print section type if it is
514 not SCRIPT_SECTION_TYPE_NONE.
515 (Output_section_definition::section_type): New method.
516 (Output_section_definition::script_section_type_name): Ditto.
517 (Script_sections::output_section_name): Add new parameter
518 PSECTION_TYPE for returning script section type. Pass it to
519 section elements. Handle discard sections.
520 (Sort_output_sections::operator()): Handle NOLOAD sections.
521 * script-sections.h (Script_sections::Section_type): New enum type.
522 (Script_sections::output_section_name): Add a new parameter for
523 returning script section type.
524 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
526 * yyscript.y (union): Add new field SECTION_TYPE.
527 (COPY, DSECT, INFO, NOLOAD): New tokens.
528 (opt_address_and_section_type): Change type to output_section_header.
529 (section_type): New non-terminal
530 (section_header): Handle section type.
531 (opt_address_and_section_type): Return section type value.
533 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
535 * testsuite/plugin_common_test_1.c (foo): Add prototype.
536 * testsuite/plugin_common_test_2.c (foo): Likewise.
538 2010-04-08 Doug Kwan <dougkwan@google.com>
540 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
542 * output.cc (Output_section::add_merge_input_section): Simplify
543 code and return status of Output_merge_base::add_input_section.
544 Update merge section map only if Output_merge_base::add_input_section
547 2010-04-07 Doug Kwan <dougkwan@google.com>
549 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
550 if section is marked as containing instructions but has no mapping
552 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
553 correct section index.
554 (Arm_relobj::find_linked_text_section): Ditto.
556 2010-04-07 Cary Coutant <ccoutant@google.com>
558 * archive.cc (include_member): Destroy Read_symbols_data object before
560 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
561 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
562 (Read_symbols_data::~Read_symbols_data) New destructor.
563 (Section_relocs::Section_relocs) New constructor.
564 (Section_relocs::~Section_relocs) New destructor.
565 (Read_relocs_data::Read_relocs_data) New constructor.
566 (Read_relocs_data::~Read_relocs_data) New destructor.
567 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
568 pointers to NULL after deleting.
570 2010-04-07 Doug Kwan <dougkwan@google.com>
572 * arm.cc: Replace "endianity" with "endianness" in comments.
573 (Arm_exidx_cantunwind): Ditto.
574 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
575 (Arm_relobj::merge_flags_and_attributes): New method.
576 (Arm_relobj::merge_flags_and_attributes_): New data member.
577 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
578 (Arm_relobj::scan_sections_for_stubs): Ditto.
579 (Arm_relobj::do_read_symbols): Check to see if we really want to
580 merge processor-specific flags and attributes. Exit early if
581 an object is empty except for section names and the undefined symbol.
582 (Target_arm::do_finalize_sections): Move check for ELF format to
583 Arm_relobj::do_read_symbols. Merge processor specific flags and
584 attributes from a regular object only when we have determined that
585 it is aapropriate. Do not create an .ARM.attributes section in
586 output if there is no regular input object.
587 (Target_arm::merge_processor_specific_flags): Check
588 --warn-mismatch before printing any error.
589 (Target_arm::merge_object_attributes): Ditto.
590 * gold.cc (queue_middle_tasks): Handle the case in which there is
591 no regular object in input.
592 * options.cc (General_options::parse_EB): New method.
593 (General_options::parse_EL): Same.
594 (General_options::General_options): Initialize endianness_.
595 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
597 (General_options::Endianness): New enum.
598 (General_options::endianness): New method.
599 (General_options::endianness_): New data member.
600 * parameters.cc (Parameters::set_options): Check target endianness.
601 (Parameters::set_target_once): Ditto.
602 (Parameters::check_target_endianness): New method.
603 (parameters_force_valid_target): If either -EL or -EB is specified,
604 use it to define endianness of default target.
605 * parameters.h (Parameters::check_target_endianness): New method
607 * target.h (class Target): Change "endianity" to "endianness"
610 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
612 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
613 * configure: Regenerate.
614 * Makefile.in: Regenerate.
615 * testsuite/Makefile.in: Regenerate.
617 2010-04-06 Cary Coutant <ccoutant@google.com>
620 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
621 prevailing definitions of common symbols.
622 * testsuite/plugin_test_6.sh: New test case.
623 * testsuite/plugin_common_test_1.c: New test case.
624 * testsuite/plugin_common_test_2.c: New test case.
625 * testsuite/Makefile.am (plugin_test_6): New test case.
626 * testsuite/Makefile.in: Regenerate.
628 2010-04-06 Nick Clifton <nickc@redhat.com>
630 * po/vi.po: New Vietnamese translation.
632 2010-03-30 Doug Kwan <dougkwan@google.com>
634 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
636 2010-03-25 Doug Kwan <dougkwan@google.com>
638 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
639 to avoid a conversion warning on a 32-bit host.
641 2010-03-24 Ian Lance Taylor <iant@google.com>
643 * testsuite/script_test_3.t: Add a TLS segment.
644 * testsuite/Makefile.am (check_PROGRAMS): Add
645 tls_phdrs_script_test.
646 (tls_phdrs_script_test_SOURCES): Define.
647 (tls_phdrs_script_test_DEPENDENCIES): Define.
648 (tls_phdrs_script_test_LDFLAGS): Define.
649 (tls_phdrs_script_test_LDADD): Define.
650 * testsuite/Makefile.in: Rebuild.
652 2010-03-23 Cary Coutant <ccoutant@google.com>
654 * fileread.cc (find_or_make_view): Fix comment.
656 2010-03-23 Ian Lance Taylor <iant@google.com>
658 * script-sections.cc (class Orphan_section_placement): Define
659 PLACE_TLS and PLACE_TLS_BSS.
660 (Orphan_section_placement::Orphan_section_placement): Initialize
662 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
663 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
664 (tls_script_test_SOURCES): Define.
665 (tls_script_test_DEPENDENCIES): Define.
666 (tls_script_test_LDFLAGS): Define.
667 (tls_script_test_LDADD): Define.
668 * testsuite/Makefile.in: Rebuild.
670 2010-03-22 Doug Kwan <dougkwan@google.com>
672 * arm.cc (Arm_relocate_functions::abs8,
673 Arm_relocate_functions::abs16): Use correct check for overflow
674 specified in the ARM ELF specs.
675 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
676 target of a BLX instruction specially.
677 (Reloc_stub::stub_type_for_reloc): Ditto.
678 (Relocate::relocate): Use symbolic names instead of numeric relocation
679 codes to report error.
680 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
682 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
683 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
684 thumb2_blx_out_of_range.stdout
685 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
686 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
687 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
688 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
689 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
690 thumb2_blx_in_range, thumb2_blx_in_range.o,
691 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
692 thumb2_blx_out_of_range.o): New rules.
693 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
694 thumb2_blx_in_range and thumb2_blx_out_of_range.
695 * testsuite/Makefile.in: Regenerate.
696 * arm_branch_in_range.sh: Add tests for THUMB BLX.
697 * testsuite/thumb_blx_in_range.s: New file.
698 * testsuite/thumb_blx_out_of_range.s: New file.
700 2010-03-22 Rafael Espindola <espindola@google.com>
702 * archive.cc (Should_include): Move to archive.h.
703 (should_include_member): Make it a member of Archive.
705 (Add_lib_group_symbols): New.
706 * archive.h: Include options.h.
707 (Archive_member): Moved from Archive.
708 (Should_include): Moved from archive.cc.
710 (Add_lib_group_symbols): New.
711 * dynobj.cc (do_should_include_member): New.
712 * dynobj.h (do_should_include_member): New.
713 * gold.cc (queue_initial_tasks): Update call to queue.
714 * main.cc (main): Print lib group stats.
715 * object.cc (do_should_include_member): New.
716 * object.h: Include archive.h.
717 (Object::should_include_member): New.
718 (Object::do_should_include_member): New.
719 (Sized_relobj::do_should_include_member): New.
720 * options.cc (General_options::parse_start_lib): New.
721 (General_options::parse_end_lib): New.
722 (Input_arguments::add_file): Handle lib groups.
723 (Input_arguments::start_group): Check we are not in a lib.
724 (Input_arguments::start_lib): New.
725 (Input_arguments::end_lib): New.
726 * options.h (General_options): Add start_lib and end_lib.
727 (Input_argument::lib_): New.
728 (Input_argument::lib): New.
729 (Input_argument::is_lib): New.
730 (Input_file_lib): New.
731 (Input_arguments::in_lib_): New.
732 (Input_arguments::in_lib): New.
733 (Input_arguments::start_lib): New.
734 (Input_arguments::end_lib_): New.
735 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
736 in unused members as preempted.
737 (Sized_pluginobj::do_should_include_member): New.
738 * plugin.h (Sized_pluginobj::do_should_include_member): New.
739 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
741 (Read_symbols::do_whole_lib_group): New.
742 (Read_symbols::do_lib_group): New.
743 (Read_symbols::do_read_symbols): Handle lib groups.
744 (Read_symbols::get_name): Handle lib groups.
745 * readsyms.h (Read_symbols): Add an archive member pointer.
746 (Read_symbols::do_whole_lib_group): New.
747 (Read_symbols::do_lib_group): New.
748 (Read_symbols::member_): New.
749 * script.cc (read_input_script): Update call to queue_soon.
751 2010-03-19 Doug Kwan <dougkwan@google.com>
753 * arm.cc (Stub_table::Stub_table): Initialize new data members
754 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
755 (Stub_table::add_reloc_stub): Assign stub offset and update
756 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
757 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
759 (Stub_table::update_data_size_and_addralign): Use
760 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
761 instead of going over all reloc stubs.
762 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
763 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
764 Stringpool_template::offset_ to size of Stringpool_char.
765 (Stringpool_template::new_key_offset): Remove code to initialize
766 Stringpool_template::offset_.
767 * stringpool.h (Stringpool_template::set_no_zero_null): Set
768 Stringpool_template::offset_ to zero.
770 2010-03-15 Doug Kwan <dougkwan@google.com>
772 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
774 (Stringpool_template::new_key_offset): New method.
775 (Stringpool_template::add_string): Assign offsets when adding new
777 (Stringpool_template::set_string_offsets): Do not set string offsets
779 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
781 (Chunked_vector::clear): Clear size_.
782 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
783 (Chunked_vector::size): Return size_.
784 (Chunked_vector::push_back): Use size_ to find insert position.
785 (Chunked_vector::size_): New data member.
786 (Stringpool_template::set_no_zero_null): Assert string set is empty.
787 (Stringpool_template::new_key_offset): New method declaration.
788 (Stringpool_template::offset_): New data member.
790 2010-03-15 Rafael Espindola <espindola@google.com>
792 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
793 Add_symbols' constructor.
794 * readsyms.h (Add_symbols): Remove the input_group member.
796 2010-03-10 Ian Lance Taylor <iant@google.com>
798 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
799 target to ask whether a reference to a symbol requires a stack
801 * target.h (Target::is_call_to_non_split): New function.
802 (Target::do_is_call_to_non_split): Declare virtual function.
803 * target.cc: Include "symtab.h".
804 (Target::do_is_call_to_non_split): New function.
805 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
807 2010-03-10 Cary Coutant <ccoutant@google.com>
809 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
810 (File_read::open[1]): Remove initial mapping of whole_file_view_.
811 (File_read::open[2]): Add whole_file_view_ to list of views.
812 (File_read::make_view): Remove test of whole_file_view_.
813 (File_read::find_or_make_view): Create whole_file_view_ if
815 (File_read::clear_views): Replace bool parameter with enum;
816 adjust all callers. Don't delete views with permanent data;
817 do delete cached views and views from archives if
818 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
819 if clearing the corresponding view.
820 * fileread.h (File_read::Clear_views_mode): New enum.
821 (File_read::View::is_permanent_view): New method.
822 (File_read::clear_views): Replace bool parameter
823 with enum; adjust all callers.
824 * options.h (General_options): Change keep_files_mapped option;
826 * readsyms.cc (Add_symbols::run): Delete sd_ object before
828 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
831 2010-03-10 David S. Miller <davem@davemloft.net>
833 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
835 2010-03-09 Sriraman Tallam <tmsriram@google.com>
837 * icf.cc (get_section_contents): Add '@' marker after processing the
840 2010-03-08 Doug Kwan <dougkwan@google.com>
842 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
843 due to a conversion warning.
844 (Arm_relobj::update_output_local_symbol_count): Check for local
845 symbol with unset output index.
847 2010-03-05 Ian Lance Taylor <iant@google.com>
849 * options.h (class General_options): Add --spare-dynamic-tags.
850 * output.cc (Output_data_dynamic::set_final_data_size): Implement
851 --spare-dynamic-tags.
853 2010-03-05 Ian Lance Taylor <iant@google.com>
855 * incremental.cc: Include "libiberty.h".
857 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
859 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
860 function, is_info_ member.
861 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
862 (Versions::Versions): Update caller.
863 (Versions::define_base_version): Likewise.
864 (Versions::add_def): Likewise.
866 2010-03-03 Sriraman Tallam <tmsriram@google.com>
868 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
869 (Scan::possible_function_pointer_reloc): New function.
870 (Scan::local_reloc_may_be_function_pointer): Change to call
871 possible_function_pointer_reloc.
872 (Scan::global_reloc_may_be_function_pointer): Ditto.
873 * icf.h (Icf::check_section_for_function_pointers): Change to reject
874 relocations in ".data.rel.ro._ZTV" section.
875 * testsuite/icf_safe_so_test.sh: Change to pass i386.
876 * testsuite/icf_safe_so_test.cc: Ditto.
877 * testsuite/icf_safe_test.cc: Ditto.
878 * testsuite/icf_safe_test.sh: Ditto.
880 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
881 Ian Lance Taylor <iant@google.com>
883 * target-reloc.h (relocate_section): Check the symbol table index
884 for -1U before setting the local symbol index.
885 (scan_relocatable_relocs): If copying the relocation, record that
886 the local symbol is required.
887 * object.h (Symbol_value::is_output_symtab_index_set): New
889 (Symbol_value::may_be_discarded_from_output_symtab): New
891 (Symbol_value::has_output_symtab_entry): New function.
892 (Symbol_value::needs_output_symtab_entry): Remove.
893 (Symbol_value::output_symtab_index): Make sure the symbol index is
895 (Symbol_value::set_output_symtab_index): Make sure the symbol
896 index is not set. Make sure the new index is valid.
897 (Symbol_value::set_must_have_output_symtab_entry): New function.
898 (Symbol_value::has_output_dynsym_entry): New function.
899 (Symbol_value::set_output_dynsym_index): Make sure the new index
901 (Sized_relobj::set_must_have_output_symtab_entry): New function.
902 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
903 local symbol if permitted.
904 (Sized_relobj::do_finalize_local_symbols): Call
905 is_output_symtab_index_set rather than needs_output_symtab_entry.
906 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
907 rather than needs_output_symtab_entry. Call
908 has_output_dynsym_entry rather than needs_output_dynsym_entry.
909 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
910 is_output_symtab_index_set rather than needs_output_symtab_entry.
911 * testsuite/discard_locals_relocatable_test.c: New file.
912 * testsuite/discard_locals_test.sh: Test -r.
913 * testsuite/Makefile.am (check_DATA): Add
914 discard_locals_relocatable_test1.syms,
915 discard_local_relocatable_test2.syms.
916 (MOSTLYCLEANFILES): Likewise. Also add
917 discard_locals_relocatable_test1.lout and
918 discard_locals_relocatable_test2.out.
919 (discard_locals_relocatable_test1.syms): New target.
920 (discard_locals_relocatable_test.o): New target.
921 (discard_locals_relocatable_test1.out): New target.
922 (discard_locals_relocatable_test2.syms): New target.
923 (discard_locals_relocatable_test2.out): New target.
924 (various): Add missing ../ld-new dependencies.
925 * testsuite/Makefile.in: Rebuild.
927 2010-03-03 Nick Clifton <nickc@redhat.com>
929 * po/fi.po: New Finnish translation.
931 2010-03-01 Doug Kwan <dougkwan@google.com>
933 * layout.cc (Layout::Layout): Force section types of .init_array*,
934 .preinit_array* and .fini_array* sections.
935 * output.cc (Output_section::Input_section_sort_entry::has_priority):
936 Fix check of return value of std::string::find.().
937 (Output_section::Input_section_sort_compare::operator()): Remove
938 comment about .init_array.
939 (Output_section::Input_section_sort_init_fini_compare::operator()):
941 (Output_section::sort_attached_input_sections): Handle .init_array
942 and .fini_array specially.
943 * output.h (Output_section::Inut_section_sort_compare): Update
945 (Output_section::Input_section_sort_init_fini_compare): New struct.
947 2010-02-26 Doug Kwan <dougkwan@google.com>
949 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
950 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
951 * testsuite/debug_msg.sh: Avoid matching source line number for
952 use of global variable undef_int.
954 2010-02-26 Doug Kwan <dougkwan@google.com>
956 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
957 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
958 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
959 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
960 * options.cc (General_options::General_options): Initialize member
962 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
963 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
964 and rm_no_fix_v4bx.stdout
965 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
966 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
967 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
968 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
970 * Makefile.in: Regenerate.
971 * testsuite/arm_fix_v4bx.s: New file.
972 * testsuite/arm_fix_v4bx.sh: Ditto.
974 2010-02-24 Doug Kwan <dougkwan@google.com>
976 * arm.cc (Target_arm::got_section): Make the .got section the first
977 non RELRO section in the data segment.
978 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
979 suffixes of section names.
981 2010-02-24 Doug Kwan <dougkwan@google.com>
983 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
984 flags and attributes merging if an input file is a binary file.
985 * fileread.cc (Input_file::open): Record format of original file.
986 * fileread.h (Input_file::Format): New enum type.
987 (Input_file::Input_file): Initialize data member format_.
988 (Input_file::format): New method definition.
989 (Input_file::format_):: New data member.
991 2010-02-24 Doug Kwan <dougkwan@google.com>
993 * arm.cc (Arm_output_data_got): New class.
994 (ARM_TCB_SIZE): New constant
995 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
996 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
997 If user uses a script with a SECTIONS clause, issue only a warning
998 for a misplaced EXIDX input section. Otherwise, issue an error.
999 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1001 (Target_arm::got_mode_index_entry): Handle static linking.
1002 (Target_arm::Scan::local): Ditto.
1003 (Target_arm::Scan::global): Ditto.
1004 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1005 all incorrectly implemented relocations.
1006 (Target_arm::fix_exidx_coverage): Pass layout to
1007 Arm_output_section::fix_exidx_coverage.
1008 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1009 from ".ARM.exidx." and ".ARM.extab.".
1011 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1013 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1014 section if it does not already exist.
1015 * attributes.cc (Attributes_section_data::Attributes_section_data):
1016 Don't crash if size is zero.
1018 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1019 Ian Lance Taylor <iant@google.com>
1021 * gold.cc (queue_middle_tasks): If no input files were opened,
1023 * workqueue.h (Task_function::Task_function): Assert that there is
1026 2010-02-22 Doug Kwan <dougkwan@google.com>
1028 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1029 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1030 types to avoid warnings due to different uint64_t implementations
1033 2010-02-21 Doug Kwan <dougkwan@google.com>
1035 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1036 handling of the maximum backward branch offset.
1037 (Arm_relocate_functions::thumb_branch_common): Ditto.
1038 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1039 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1040 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1041 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1042 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1043 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1044 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1045 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1046 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1047 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1048 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1049 thumb2_bl_out_of_range.o): New rules.
1050 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1051 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1052 thumb2_bl_out_of_range
1053 * testsuite/Makefile.in: Regenerate.
1054 * testsuite/arm_bl_in_range.s: New file.
1055 * testsuite/arm_bl_out_of_range.s: Ditto.
1056 * testsuite/arm_branch_in_range.sh: Ditto.
1057 * testsuite/arm_branch_range.t: Ditto.
1058 * testsuite/thumb2_branch_range.t: Ditto.
1059 * testsuite/thumb_bl_in_range.s: Ditto.
1060 * testsuite/thumb_bl_out_of_range.s: Ditto.
1061 * testsuite/thumb_branch_range.t: Ditto.
1063 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1065 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1066 Add reloc offset information.
1067 * icf.cc (get_section_contents): Change iterators to point to the new
1068 vectors. Add reloc offset information to the contents.
1069 * icf.h (Icf::Sections_reachable_info): New typedef.
1070 (Icf::Sections_reachable_list): New typedef.
1071 (Icf::Offset_info): New typedef.
1072 (Icf::Reloc_info): New struct typedef.
1073 (Icf::Reloc_info_list): New typedef.
1074 (Icf::symbol_reloc_list): Delete method.
1075 (Icf::addend_reloc_list): Delete method.
1076 (Icf::section_reloc_list): Delete method.
1077 (Icf::reloc_info_list): New method.
1078 (Icf::reloc_info_list_): New member.
1080 2010-02-19 Doug Kwan <dougkwan@google.com>
1082 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1083 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1084 * arm.cc (Arm_relocation_functions): New forward declaration.
1085 (Target_arm::Target_arm): Initialize new data members
1086 got_mod_index_offset_ and tls_base_symbol_defined_.
1087 (Target_arm::Relocate::relocate_tls): New method.
1088 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1089 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1091 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1092 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1093 (Target_arm::got_mod_index_offset_,
1094 Target_arm::tls_base_symbol_defined_): New data members.
1095 (Target_arm::Scan::local, Target::Scan::global,
1096 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1099 2010-02-18 Doug Kwan <dougkwan@google.com>
1101 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1102 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1103 text section as a parameter becuase some broken tools may not set
1104 the link in section header.
1105 (Target_arm::has_got_section): New method.
1106 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1107 without any mapping symbol as data only. Remove warning.
1108 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1109 link in its section header, try to discover the link by inspecting the
1110 REL31 relocation at the beginning of the section.
1111 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1113 (Target_arm::Scan::global): Treat any reference to the symbol
1114 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1116 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1118 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1119 (Scan::global_reloc_may_be_function_pointer): New function.
1120 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1121 (Scan::global_reloc_may_be_function_pointer): New function.
1122 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1123 (Scan::global_reloc_may_be_function_pointer): New function.
1124 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1125 (Scan::global_reloc_may_be_function_pointer): New function.
1126 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1127 (Scan::global_reloc_may_be_function_pointer): New function.
1128 (Scan::possible_function_pointer_reloc): New function.
1129 (Target_x86_64::can_check_for_function_pointers): New function.
1130 * gc.h (gc_process_relocs): Scan relocation types to determine if
1131 function pointers were taken for targets that support it.
1132 * icf.cc (Icf::find_identical_sections): Include functions for
1133 folding in safe ICF whose pointer is not taken.
1134 * icf.h (Secn_fptr_taken_set): New typedef.
1135 (fptr_section_id_): New member.
1136 (section_has_function_pointers): New function.
1137 (set_section_has_function_pointers): New function.
1138 (check_section_for_function_pointers): New function.
1139 * options.h: Fix comment for safe ICF option.
1140 * target.h (can_check_for_function_pointers): New function.
1141 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1142 Modify icf_safe_test for X86-64.
1143 * testsuite/Makefile.in: Regenerate.
1144 * testsuite/icf_safe_so_test.cc: New file.
1145 * testsuite/icf_safe_so_test.sh: New file.
1146 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1147 (main): Change to take pointer to function kept_func_3.
1148 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1149 folding is done correctly for X86-64.
1151 2010-02-12 David S. Miller <davem@davemloft.net>
1153 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1154 is_symbolless parameter.
1155 (Output_reloc<SHT_REL>::is_symbolless): New.
1156 (Output_reloc<SHT_REL>::is_symbolless_): New.
1157 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1158 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1159 (Output_reloc<SHT_RELA>::is_symbolless): New.
1160 (Output_data_reloc::add_global): Handle is_symbolless.
1161 (Output_data_reloc::add_global_relative): Likewise.
1162 (Output_data_reloc::add_local): Likewise.
1163 (Output_data_reloc::add_local_relative): Likewise.
1164 (Output_data_reloc::add_symbolless_global_addend): New.
1165 (Output_data_reloc::add_symbolless_local_addend): New.
1166 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1168 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1169 instead of ->is_relative_
1170 (Output_reloc::write): Likewise.
1171 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1172 (Output_reloc::write_rel): Simplify.
1174 * sparc.cc (Target_sparc::Scan::local): Use
1175 ->add_symbolless_local_addend as needed.
1176 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1177 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1178 based upon relocation offset.
1180 2010-02-11 Doug Kwan <dougkwan@google.com>
1182 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1183 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1184 beginning of function.
1185 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1186 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1187 parameter is_32bit in calls to should_apply_static_reloc.
1188 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1189 (check_DATA): Add arm_abs_global.stdout.
1190 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1191 arm_abs_global.stdout): New rules.
1192 (MOSTLLYCLEANFILES): Add arm_abs_global
1193 * Makefile.in: Regenerate.
1194 * testsuite/arm_abs_global.s: New file.
1195 * testsuite/arm_abs_global.sh: Ditto.
1196 * testsuite/arm_abs_lib.s: Ditto.
1198 2010-02-11 Ian Lance Taylor <iant@google.com>
1200 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1202 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1203 Allocate_commons_task first.
1204 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1205 task, rather than symtab_lock_.
1206 (Gc_process_relocs::~Gc_process_relocs): New function.
1207 (Gc_process_relocs::is_runnable): Check this_blocker_.
1208 (Gc_process_relocs::locks): Use next_blocker_ rather than
1210 (Scan_relocs::~Scan_relocs): New function.
1211 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1213 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1215 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1216 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1217 constructor accordingly.
1218 (class Gc_process_relocs): Likewise.
1219 (class Scan_relocs): Likewise.
1220 * common.h (class Allocate_commons_task): Remove symtab_lock_
1221 field, and corresponding constructor parameter.
1222 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1224 (Allocate_commons_task::locks): Likewise.
1226 2010-02-11 Ian Lance Taylor <iant@google.com>
1228 * gold-threads.h (class Once): Define.
1229 (class Initialize_lock): Rewrite as child of Once.
1230 * gold-threads.cc (class Once_initialize): Define.
1231 (once_pointer_control): New static variable.
1232 (once_pointer, once_arg): New static variables.
1233 (c_run_once): New static function.
1234 (Once::Once, Once::run_once, Once::internal_run): New functions.
1235 (class Initialize_lock_once): Remove.
1236 (initialize_lock_control): Remove.
1237 (initialize_lock_pointer): Remove.
1238 (initialize_lock_once): Remove.
1239 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1240 (Initialize_lock::initialize): Rewrite.
1241 (Initialize_lock::do_run_once): New function.
1242 * archive.cc (Archive::interpret_header): Only clear name if it is
1244 * fileread.cc: Include "gold-threads.h"
1245 (file_counts_lock): New static variable.
1246 (file_counts_initialize_lock): Likewise.
1247 (File_read::release): Only increment counts when using --stats.
1248 Use a lock around the increment.
1249 * parameters.cc (class Set_parameters_target_once): Define.
1250 (set_parameters_target_once): New static variable.
1251 (Parameters::Parameters): Move here from parameters.h.
1252 (Parameters::set_target): Rewrite.
1253 (Parameters::set_target_once): New function.
1254 (Parameters::clear_target): Move here and rewrite.
1255 * parameters.h (class Parameters): Update declarations. Add
1256 set_parameters_target_once_ field.
1257 (Parameters::Parameters): Move to parameters.cc.
1258 (Parameters::clear_target): Likewise.
1259 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1261 (Start_group::~Start_group): New function.
1262 (Start_group::is_runnable): New function.
1263 (Start_group::locks, Start_group::run): New functions.
1264 (Finish_group::run): Change saw_undefined to size_t.
1265 * readsyms.h (class Start_group): Define.
1266 (class Finish_group): Change saw_undefined_ field to size_t.
1267 (Finish_group::Finish_group): Remove saw_undefined and
1268 this_blocker parameters. Change all callers.
1269 (Finish_group::set_saw_undefined): New function.
1270 (Finish_group::set_blocker): New function.
1271 * symtab.h (class Symbol_table): Change saw_undefined to return
1272 size_t. Change saw_undefined_ field to size_t.
1273 * target-select.cc (Set_target_once::do_run_once): New function.
1274 (Target_selector::Target_selector): Initialize set_target_once_
1275 field. Don't initialize lock_ and initialize_lock_ fields.
1276 (Target_selector::instantiate_target): Rewrite.
1277 (Target_selector::set_target): New function.
1278 * target-select.h (class Set_target_once): Define.
1279 (class Target_selector): Update declarations. Make
1280 Set_target_once a friend. Remove lock_ and initialize_lock_
1281 fields. Add set_target_once_ field.
1283 2010-02-10 Ian Lance Taylor <iant@google.com>
1285 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1287 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1288 (queue_middle_tasks): Add all blockers before queueing any tasks.
1289 (queue_final_tasks): Likewise.
1290 * token.h (Task_token::add_blockers): New function.
1291 * object.h (Input_objects::number_of_relobjs): New function.
1293 2010-02-10 Ian Lance Taylor <iant@google.com>
1295 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1296 shared, not if not position independent.
1297 * x86_64.cc (Relocate::relocate_tls): Likewise.
1298 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1299 (tls_pie_pic_test): New target.
1300 * testsuite/Makefile.in: Rebuild.
1302 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1303 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1304 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1305 * testsuite/Makefile.in: Rebuild.
1307 2010-02-09 David S. Miller <davem@davemloft.net>
1309 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1310 R_SPARC_RELATIVE using ->add_local_relative().
1311 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1313 * output.h (Output_data_dynamic::add_section_size): New method
1314 that takes two Output_data objects.
1315 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1316 entry param. Handle it in initializers.
1317 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1318 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1319 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1321 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1322 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1323 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1324 for dynrel_includes_plt.
1325 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1326 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1327 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1329 (Target_sparc::do_finalize_sections): Update to pass true for
1330 dynrel_includes_plt.
1331 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1332 output before .rela.plt
1333 (Target_powerpc::do_finalize_sections): Update to pass true for
1334 dynrel_includes_plt when 32-bit.
1336 2010-02-08 Doug Kwan <dougkwan@google.com>
1338 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1340 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1341 Arm_relobj::scan_section_for_cortex_a8_stubs,
1342 Arm_relobj::do_relocation_section): Instead of calling
1343 Output_section::output_address, use faster
1344 Arm_relobj::simple_input_section_output_address.
1346 2010-02-08 David S. Miller <davem@davemloft.net>
1348 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1349 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1350 relocation helper function.
1352 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1353 just like R_SPARC_GOT{10,13,22}.
1354 (Target_sparc::Scan::local): Likewise.
1355 (Target_sparc::Relocate:relocate): Likewise.
1357 2010-02-06 Ian Lance Taylor <iant@google.com>
1359 * configure.ac: Rewrite targetobjs duplicate removal code to use
1360 only shell constructs.
1361 * configure: Rebuild.
1363 2010-02-05 Doug Kwan <dougkwan@google.com>
1366 * arm.cc (Arm_relobj::section_is_scannable): New method.
1367 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1368 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1370 2010-02-04 Doug Kwan <dougkwan@google.com>
1373 * arm-reloc-property.cc (cstdio): Include.
1374 * configure.ac (targetobjs): Remove duplicates.
1375 * configure: Regenerate.
1376 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1377 big and little endian version for a given address size.
1379 2010-02-03 Doug Kwan <dougkwan@google.com>
1381 * arm-reloc-property.cc
1382 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1384 * arm-reloc-property.h
1385 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1386 New method definition.
1387 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1389 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1391 (GOT_PREL): Change implemented to Y.
1392 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1393 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1394 (Arm_relocate_functions::movw_abs_nc): Remove method.
1395 (Arm_relocate_functions::movt_abs): Ditto.
1396 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1397 (Arm_relocate_functions::thm_movt_abs): Ditto.
1398 (Arm_relocate_functions::movw_rel_nc): Ditto.
1399 (Arm_relocate_functions::movw_rel): Ditto.
1400 (Arm_relocate_functions::movt_rel): Ditto.
1401 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1402 (Arm_relocate_functions:thm_movw_rel): Ditto.
1403 (Arm_relocate_functions:thm_movt_rel): Ditto.
1404 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1405 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1406 New method definitions.
1407 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1408 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1409 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1410 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1411 (Target_arm::Relocate::relocate): Check for non-static or
1412 unimplemented relocation code and exit early. Change calls to
1413 Target_arm::reloc_uses_thumb_bit and
1414 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1415 instead. Refactor code to handle similar relocations to increase
1416 code sharing. Remove check for unsupported relocation code in switch
1418 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1419 relocation property table to find out size. Change error message to
1420 print out the name of a relocation code instead of the numeric value.
1421 (Target_arm::scan_reloc_for_stub): Use relocation property table
1422 instead of calling Target_arm::reloc_uses_thumb_bit().
1424 2010-02-02 Doug Kwan <dougkwan@google.com>
1426 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1427 types of relaxed input section.
1429 2010-02-02 Doug Kwan <dougkwan@google.com>
1431 * Makefile.am (HFILES): Add arm-reloc-property.h.
1433 (TARGETSOURCES): Add arm-reloc-property.cc
1434 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1435 (libgold_a_SOURCES): $(DEFFILES)
1436 * Makefile.in: Regenerate.
1437 * arm-reloc-property.cc: New file.
1438 * arm-reloc-property.h: New file.
1439 * arm-reloc.def: New file.
1440 * arm.cc: Update comments.
1441 (arm-reloc-property.h): New included header.
1442 (arm_reloc_property_table): New global variable.
1443 (Target_arm::do_select_as_default_target): New method definition.
1444 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1445 arm-reloc-property to targ_extra_obj.
1446 * parameters.cc (set_parameters_target): Call
1447 Target::select_as_default_target().
1448 * target.h (Target::select_as_default_target): New method definition.
1449 (Target::do_select_as_default_target): Same.
1451 2010-02-01 Doug Kwan <dougkwan@google.com>
1453 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1454 first_output_text_section_.
1455 (Arm_exidx_fixup::first_output_text_section): New method definition.
1456 (Arm_exidx_fixup::first_output_text_section_): New data member.
1457 (Arm_exidx_fixup::process_exidx_section): Record the first text
1458 output section seen.
1459 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1460 and entsize in output section header.
1462 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1464 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1465 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1466 (Arm_relocate_functions::thm_alu11): New Method.
1467 (Arm_relocate_functions::thm_pc8): New Method.
1468 (Arm_relocate_functions::thm_pc12): New Method.
1469 (Target_arm::Scan::local): Handle the relocations.
1470 (Target_arm::Scan::global): Likewise.
1471 (Target_arm::Relocate::relocate): Likewise.
1472 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1474 2010-01-29 Doug Kwan <dougkwan@google.com>
1476 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1477 of relocation types as ld.
1479 2010-01-29 Doug Kwan <dougkwan@google.com>
1481 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1483 (Arm_relocate_functions::thumb_branch_common): Ditto.
1484 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1485 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1486 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1487 Arm_relocate_functions::jump24): Remove.
1488 (Target_arm::Relocate::relocate): Adjust code to call
1489 Arm_relocation_functions::arm_branch_common and
1490 Arm_relocation_functions::thumb_branch_common instead of their removed
1491 wrappers. Merge switch-cases together to reduce source code size.
1493 2010-01-29 Doug Kwan <dougkwan@google.com>
1495 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1496 output_local_symbol_count_needs_update_.
1497 (Arm_relobj::output_local_symbol_count_needs_update,
1498 Arm_relobj::set_output_local_symbol_count_needs_update,
1499 Arm_relobj::update_output_local_symbol_count): New methods.
1500 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1502 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1503 of pointed function as in a R_ARM_PREL31 relocation.
1504 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1505 for output local symbol count updating.
1506 (Target_arm::do_relax): Update output local symbol counts in objects
1508 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1510 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1512 * arm.cc: Added support for the ARM relocations:
1513 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1514 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1515 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1517 (Arm_relocate_functions::movw_rel): New method.
1518 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1519 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1521 (Arm_relocate_functions::thm_movw_rel): New method.
1522 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1524 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1526 (Target_arm::Scan::global): Likewise.
1527 (Target_arm::Relocate::relocate): Likewise.
1528 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1531 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1533 * arm.cc: Added support for ARM group relocations.
1534 (Target_arm::reloc_needs_sym_origin): New method.
1535 (Arm_relocate_functions::calc_grp_kn): New method.
1536 (Arm_relocate_functions::calc_grp_residual): New method.
1537 (Arm_relocate_functions::calc_grp_gn): New method.
1538 (Arm_relocate_functions::arm_grp_alu): New Method.
1539 (Arm_relocate_functions::arm_grp_ldr): New Method.
1540 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1541 (Arm_relocate_functions::arm_grp_ldc): New Method.
1542 (Target_arm::Scan::local): Handle the ARM group relocations.
1543 (Target_arm::Scan::global): Likewise.
1544 (Target_arm::Relocate::relocate): Likewise.
1545 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1548 2010-01-26 Doug Kwan <dougkwan@google.com>
1550 * arm.cc (set): Include.
1551 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1553 (Arm_output_section::Text_section_list): New type.
1554 (Arm_output_section::append_text_sections_to_list): New method.
1555 (Arm_output_section::fix_exidx_coverage): Ditto.
1556 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1557 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1558 Relobj::set_section_offset() instead of
1559 Sized_relobj::invalidate_section_offset().
1560 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1561 parameter for section headers. Ignore relocation sections for
1562 unallocated sections and EXIDX sections.
1563 (Target_arm::fix_exidx_coverage): New method.
1564 (Target_arm::output_section_address_less_than): New type.
1565 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1566 linked text section instead of the EXIDX section.
1567 (Arm_output_section::create_stub_group): Add an assertion to check
1568 that this is not an EXIDX output section.
1569 (Arm_output_section::append_text_sections_to_list): New method.
1570 (Arm_output_section::fix_exidx_coverage): Ditto.
1571 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1572 Arm_relobj::section_needs_reloc_stub_scanning.
1573 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1575 (Target_arm::fix_exidx_coverage): New method.
1576 * object.h (Relobj::set_output_section): New method.
1577 (Sized_relobj::invalidate_section_offset): Remove method.
1578 (Sized_relobj::do_invalidate_section_offset): Remove method.
1579 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1581 2010-01-25 Doug Kwan <dougkwan@google.com>
1583 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1584 Fix warning due to signed and unsigned comparison on a 32-bit host.
1586 2010-01-22 Doug Kwan <dougkwan@google.com>
1588 * arm.cc (Target_arm::do_relax): Record an output section for section
1589 offset adjustment it contains any stub table that has changed.
1590 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1591 offsets in an output section if necessary.
1592 * output.cc (Output_section::Output_section): Initialize
1593 section_offsets_need_adjustments_.
1594 (Output_section::add_input_section_for_script): Renamed to
1595 Output_section::add_simple_input_section.
1596 (Output_section::save_states): Add a comment.
1597 (Output_section::discard_states): New method defintion.
1598 (Output_section::adjust_section_offsets): Same.
1599 * output.h (Output_section::add_input_section_for_script): Renamed to
1600 Output_section::add_simple_input_section.
1601 (Output_section::discard_states): New method declaration.
1602 (Output_section::adjust_section_offsets): Same.
1603 (Output_section::section_offsets_need_adjustment,
1604 Output_section::set_section_offsets_need_adjustment): New method
1606 (Output_section::section_offsets_need_adjustment_): New data member.
1607 * script-sections.cc
1608 (Output_section_element_input::set_section_address): Adjust code for
1609 renaming of Output_section::add_input_section_for_script.
1610 (Orphan_output_section::set_section_address): Same.
1612 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1614 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1615 Fix_v4bx enum values .
1616 * gold/options.h (General_options): New option definitions.
1617 (General_options::fix_v4bx): New method.
1618 (General_options::Fix_v4bx): New enum.
1619 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1620 (General_options::parse_fix_v4bx_interworking): New method.
1622 2010-01-22 Doug Kwan <dougkwan@google.com>
1624 * arm.cc (Arm_exidx_fixup): New class.
1626 2010-01-21 Doug Kwan <dougkwan@google.com>
1628 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1630 (Arm_exidx_section_offset_map): New type.
1632 2010-01-21 Doug Kwan <dougkwan@google.com>
1634 * arm.cc (Arm_exidx_input_section): New class.
1635 (Arm_relobj::exidx_input_section_by_link,
1636 Arm_relobj::exidx_input_section_by_shndx,
1637 Arm_relobj::make_exidx_input_section): New methods.
1638 (read_arm_attributes_section): Remove.
1639 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1640 information about them.
1641 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1644 2010-01-20 Doug Kwan <dougkwan@google.com>
1646 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1647 Input_section_specifier to Section_id.
1648 (Target_arm::new_arm_input_section: Adjust code for change of key
1650 (Target_arm::find_arm_input_section): Ditto.
1651 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1652 (Section_id): Remove.
1653 (Garbage_collection::Section_id_hash): Remove.
1654 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1655 (Section_id): Remove.
1656 (Icf::Section_id_hash): Remove.
1657 * object.h (Section_id, Const_section_id, Section_id_hash,
1658 Const_section_id_hash): New type definitions.
1659 * output.cc (Output_section::add_relaxed_input_section): Change to
1660 use Const_section_id instead of Input_section_specifier as key type.
1661 (Output_section::add_merge_input_section): Ditto.
1662 (Output_section::build_relaxation_map): Change to use Section_id
1663 instead of Input_section_specifier as key type.
1664 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1666 (Output_section::convert_input_sections_to_relaxed_sections): Change
1667 to use Const_section_id instead of Input_section_specifier as key type.
1668 (Output_section::find_merge_section): Ditto.
1669 (Output_section::find_relaxed_input_section): Ditto.
1670 * output.h (Input_section_specifier): Remove class.
1671 (Output_section::Output_section_data_by_input_section_map): Change
1672 key type to Const_section_id.
1673 (Output_section::Output_relaxed_input_section_by_input_section_map):
1675 (Output_section::Relaxation_map): Change key type to Section_id.
1677 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1679 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1680 (class Arm_v4bx_stub): New class.
1681 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1682 (Stub_factory::make_arm_v4bx_stub): New method.
1683 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1684 (Stub_table::empty): Handle v4bx stubs.
1685 (Stub_table::add_arm_v4bx_stub): New method.
1686 (Stub_table::find_arm_v4bx_stub): New method.
1687 (Arm_relocate_functions::v4bx): New method.
1688 (Target_arm::fix_v4bx): New method.
1689 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1690 (Stub_table::relocate_stubs): Likewise.
1691 (Stub_table::do_write): Likewise.
1692 (Stub_table::update_data_size_and_addralign): Likewise.
1693 (Stub_table::finalize_stubs): Likewise.
1694 (Target_arm::Scan::local): Likewise.
1695 (Target_arm::Scan::global): Likewise.
1696 (Target_arm::do_finalize_sections): Likewise.
1697 (Target_arm::Relocate::relocate): Likewise.
1698 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1700 (Target_arm::scan_reloc_for_stub): Likewise.
1701 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1703 2010-01-19 Ian Lance Taylor <iant@google.com>
1705 * output.cc (Output_section_headers::do_sized_write): Write large
1706 segment count to sh_info field.
1707 (Output_file_header::do_sized_write): For large segment count,
1708 write PN_XNUM to e_phnum field.
1710 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1712 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1713 (Arm_relocate_functions::thm_jump8): New function.
1714 (Arm_relocate_functions::thm_jump11): New function.
1715 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1717 (Target_arm::Scan::global): Likewise.
1718 (Target_arm::Relocate::relocate): Likewise.
1719 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1722 2010-01-14 Doug Kwan <dougkwan@google.com>
1724 * arm.cc (map, utility): Include headers.
1725 (Target_arm::apply_cortex_a8_workaround): New method.
1726 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1727 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1728 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1729 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1730 the --[no-]fix-cortex-a8 command line options.
1731 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1732 (Target_arm::relocate_stub): Use addend in instruction template.
1733 * options.h (DEFINE_bool): Set the user-set flag.
1734 (General_options): Add --[no-]-fix-cortex options.
1735 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1736 : Update fast look-up map after conversion.
1738 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1740 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1741 in the first pass of do_layout.
1743 2010-01-13 Doug Kwan <dougkwan@google.com>
1745 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1746 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1747 apparent compiler problem of not folding static constant integral
1748 data members of elfcpp::Elf_sizes<32>.
1750 2010-01-13 Doug Kwan <dougkwan@google.com>
1752 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1753 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1754 Arm_relobj::scan_section_for_cortex_a8_erratum,
1755 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1756 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1757 sections to scan for relocation stubs into a new method
1758 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1759 relocation and Cortex-A8 stub scanning.
1760 (Target_arm::do_relax): Force stubs to be after stubbed sections
1761 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1762 the beginning of a new relaxation pass. Update a comment.
1763 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1765 2010-01-12 Ian Lance Taylor <iant@google.com>
1767 * target-reloc.h (visibility_error): New inline function.
1768 (relocate_section): Call visibility_error.
1769 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1770 (MOSTLYCLEANFILES): Likewise.
1771 (protected_4_pic.o, protected_3.err): New targets.
1772 * testsuite/protected_4.cc: New file.
1774 2010-01-12 Doug Kwan <dougkwan@google.com>
1776 * arm.cc (Cortex_a8_reloc): New class.
1777 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1778 and cortex_a8_relocs_info_.
1779 (Target_arm::fix_cortex_a8): New method definition.
1780 (Target_arm::Cortex_a8_relocs_info): New type.
1781 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1782 New data member declarations.
1783 (Target_arm::scan_reloc_for_stub): Record information about
1784 relocations for THUMB branches that might be exempted from the
1785 Cortex-A8 workaround.
1786 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1787 at the beginning of a relaxation pass.
1789 2010-01-12 Doug Kwan <dougkwan@google.com>
1791 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1792 (Arm_relobj::Mapping_symbol_position,
1793 Arm_reloj::Mapping_symbol_position_less,
1794 Arm_relobj::Mapping_symbols_info): New types.
1795 (Target_arm::is_mapping_symbol_name): New method definition.
1796 (Arm_relobj::do_count_local_symbols): Save information about mapping
1799 2010-01-11 Doug Kwan <dougkwan@google.com>
1801 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1802 Arm_relocate_functions::thumb32_branch_upper,
1803 Arm_relocate_functions::thumb32_branch_lower,
1804 Arm_relocate_functions::thumb32_cond_branch_offset,
1805 Arm_relocate_functions::thumb32_cond_branch_upper,
1806 Arm_relocate_functions::thumb32_cond_branch_lower,
1807 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1808 branch offset encoding.
1809 (Arm_relocate_functions::thumb_branch_common): Use new branch
1810 offset encoding methods to avoid code duplication.
1811 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1812 (Stub_addend_reader::operator()): Use new branch encoding method
1813 to avoid code duplication.
1815 2010-01-11 Doug Kwan <dougkwan@google.com>
1817 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1818 (Target_arm::do_finalize_sections): Define special EXIDX section
1819 symbols only if referenced.
1820 * gc.h (Garbage_collection::add_reference): New method.
1821 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1824 2010-01-11 Ian Lance Taylor <iant@google.com>
1826 * script.cc (Version_script_info::build_expression_list_lookup):
1827 Change complaing about duplicate wildcard match from error to
1830 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1832 (Version_script_info::Version_script_info): Initialize globs_,
1833 default_version_, default_is_global_, and exact_. Don't
1834 initialize globals_ or locals_.
1835 (Version_script_info::build_lookup_tables): Build local symbols
1837 (Version_script_info::unquote): New function.
1838 (Version_script_info::add_exact_match): New function.
1839 (Version_script_info::build_expression_list_lookup): Remove lookup
1840 parameter. Add is_global parameter. Change all callers. Handle
1841 wildcard pattern specially. Unquote pattern. Call
1843 (Version_script_info::get_name_to_match): New function.
1844 (Version_script_info::get_symbol_version): New function.
1845 (Version_script_info::get_symbol_version_helper): Remove.
1846 (Version_script_info::check_unmatched_names): Call unquote.
1847 * script.h (class Version_script_info): Change get_symbol_version
1848 to be non-inline and add is_global parameter; change all callers.
1849 Rewrite symbol_is_local. Update declarations. Define struct
1850 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1851 Remove globals_ and locals_ members. Add exact_, globs_,
1852 default_version_, is_global_.
1853 (Version_script_info::Glob): Remove pattern, add expression and
1854 is_global. Update constructor. Change all callers.
1855 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1857 (Versions::symbol_section_contents): If a symbol is undefined, or
1858 defined in a dynamic object, set the version index to
1860 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1862 (Symbol_table::add_from_pluginobj): Likewise.
1863 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1865 2010-01-11 Doug Kwan <dougkwan@google.com>
1867 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1868 (incremental_dump_LDADD): Add linking option for libintl.
1869 * Makefile.in: Regenerate.
1871 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1874 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1876 * testsuite/Makefile.in: Regenerated.
1878 2010-01-10 Doug Kwan <dougkwan@google.com>
1880 * options.h (DEFINE_var): Use parentheses around argument varname__
1881 in macro body to avoid any unintended subsequent substitutions.
1883 2010-01-10 Ian Lance Taylor <iant@google.com>
1885 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1886 candidates before doing symbol resolution.
1888 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1889 ODR candidates if only one is weak.
1891 2010-01-08 Ian Lance Taylor <iant@google.com>
1893 * script.cc (Version_script_info::build_expression_list_lookup):
1894 Don't warn about ambiguous version, just record the ambiguity.
1895 (Version_script_info::get_symbol_version_helper): Give error if
1896 version is ambiguous.
1898 2010-01-08 Doug Kwan <dougkwan@google.com>
1900 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1901 prev_data_size_ and prev_addralign_. Remove initializer for
1902 deleted data member has_been_changed_.
1903 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1904 to determine if the table is empty.
1905 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1907 (Stub_table::add_reloc_stub): Define method in class definition
1908 instead of just declaring it there.
1909 (Stub_table::add_cortex_a8_stub): New method definition.
1910 (Stub_table::update_data_size_and_addralign): Ditto.
1911 (Stub_table::finalize_stubs): Ditto.
1912 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1913 (Stub_table::do_addralign_): Return address alignment in the
1914 (Stub_table::do_reset_address_and_file_offset): Define method in
1915 class definition instead of declaring it there. Set current data
1916 size to be the data size of the previous pass.
1917 (Stub_table::set_final_data_size): Use current data size as the
1919 (Stub_table::relocate_stub): Change parameter type of stub from
1920 Reloc_stub pointer to Stub pointer.
1921 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1922 (Stub_table::Cortex_a8_stub_list): New typedef.
1923 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1924 Stub_table::prev_addralign_): New data member.
1925 (Arm_relobj::Arm_relobj): Initialize data member
1926 section_has_cortex_a8_workaround_.
1927 (Arm_relobj::section_has_cortex_a8_workaround,
1928 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1930 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1932 (Target_arm::relocate_stub): Change parameter type of stub from
1933 Reloc_stub pointer to Stub pointer.
1934 (Insn_template::size, Insn_template::alignment): Handle
1935 THUMB16_SPECIAL_TYPE.
1936 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1937 Stub_table::update_data_size_and_addralign,
1938 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1940 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1941 (Stub_table::do_write): Ditto.
1942 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1944 2010-01-08 Ian Lance Taylor <iant@google.com>
1947 * symtab.h (class Symbol): Remove fields is_target_special_ and
1948 has_plt_offset_. Add field is_defined_in_discarded_section_.
1949 (Symbol::is_defined_in_discarded_section): New function.
1950 (Symbol::set_is_defined_in_discarded_section): New function.
1951 (Symbol::has_plt_offset): Rewrite.
1952 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1953 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1954 Don't initialize is_target_special_ or has_plt_offset_.
1955 Initialize is_defined_in_discarded_section_.
1956 (Symbol_table::add_from_relobj): If appropriate, set
1957 is_defined_in_discarded_section.
1958 * resolve.cc (Symbol::override_base_with_special): Don't test
1959 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1960 * target-reloc.h (relocate_section): Do special handling for
1961 symbols defined in discarded sections for global symbols as well
1964 2010-01-08 Ian Lance Taylor <iant@google.com>
1966 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1967 the SHT_SYMTAB case.
1969 2010-01-08 Ian Lance Taylor <iant@google.com>
1971 * object.cc (Sized_relobj::do_layout): Don't get confused if
1972 layout_eh_frame returns NULL.
1974 2010-01-08 Ian Lance Taylor <iant@google.com>
1977 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1978 dynamic symbol table, use the normal symbol table.
1979 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1982 2010-01-08 Ian Lance Taylor <iant@google.com>
1985 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1988 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1990 * version.cc (print_version): Change to "Copyright 2010".
1992 2010-01-08 Ian Lance Taylor <iant@google.com>
1996 * i386.cc (class Target_i386): Change return type of plt_section
1998 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1999 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2000 tls_desc_rel_ field.
2001 (Output_data_plt_i386::rel_tls_desc): New function.
2002 (Target_i386::rel_tls_desc_section): New function.
2003 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2004 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2005 R_386_TLS_DESC reloc in rel_tls_desc_section.
2006 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2007 Define struct Tlsdesc_info.
2008 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2009 (Target_x86_64::do_reloc_symbol_index): New function.
2010 (Target_x86_64::add_tlsdesc_info): New function.
2011 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2012 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2014 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2016 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2017 (Target_x86_64::rela_tlsdesc_section): New function.
2018 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2020 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2021 (Target_x86_64::do_reloc_addend): New function.
2022 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2023 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2024 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2025 (Output_reloc::type): New function.
2026 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2027 (Output_reloc::is_target_specific): New function.
2028 (Output_reloc::target_arg): New function.
2029 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2030 absolute relocs and target specific relocs.
2031 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2032 add_target_specific.
2033 (class Output_data_reloc) [SHT_RELA]: Likewise.
2034 * output.cc (Output_reloc::Output_reloc): Add four new versions
2035 for absolute relocs and target specific relocs.
2036 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2037 (Output_reloc::get_symbol_index): Likewise.
2038 (Output_reloc::local_section_offset): Check that local_sym_index_
2039 is not TARGET_CODE or 0.
2040 (Output_reloc::symbol_value): Likewise.
2041 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2043 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2044 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2046 * layout.cc (add_target_dynamic_tags): Use output section for
2047 DT_PLTRELSZ and DT_JMPREL.
2049 2010-01-07 Ian Lance Taylor <iant@google.com>
2052 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2054 (class Output_data_reloc_generic): Define.
2055 (class Output_data_reloc_base): Change base class to
2056 Output_data_reloc_generic. Change add() method to call
2057 bump_relative_reloc_count for a relative reloc. Remove
2059 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2061 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2062 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2064 * layout.h (class Layout): Update declaration.
2066 2010-01-07 Ian Lance Taylor <iant@google.com>
2068 * output.h (class Output_data): Add const version of
2069 output_section and do_output_section.
2070 (class Output_section_data): Add const version of
2072 (class Output_section): Likewise.
2073 * layout.cc (Layout::add_target_dynamic_tags): New function.
2074 * layout.h (class Layout): Update declarations.
2075 * arm.cc (Target_arm::do_finalize_sections): Use
2076 add_target_dynamic_tags.
2077 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2078 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2079 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2080 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2082 2010-01-07 Ian Lance Taylor <iant@google.com>
2085 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2088 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2089 Ian Lance Taylor <iant@google.com>
2092 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2093 Xindex::read_symtab_xindex.
2095 2010-01-07 Doug Kwan <dougkwan@google.com>
2097 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2098 (Insn_template::thumb16_bcond_insn): New method declaration.
2099 (Insn_template): Fix spelling.
2100 (Stub::thumb16_special): New method declaration.
2101 (Stub::do_write): Define virtual method which was previously pure
2103 (Stub::do_thumb16_special): New method declaration.
2104 (Stub::do_fixed_endian_write): New template member.
2105 (Reloc_stub::do_write): Remove.
2106 (Reloc_stub::do_fixed_endian_write): Remove.
2107 (Cortex_a8_stub): New class definition.
2108 (Stub_factory::make_cortex_a8_stub): New method definition.
2109 (Stub_factory::Stub_factory): Add missing static storage class
2110 qualifier for elf32_arm_stub_a8_veneer_blx.
2112 2010-01-07 Ian Lance Taylor <iant@google.com>
2115 * options.h (class General_options): Add --warn-unresolved-symbols
2116 and --error-unresolved-symbols.
2117 * errors.cc (Errors::undefined_symbol): Implement
2118 --warn-unresolved-symbols.
2120 * options.h (class General_options): Add -z text and -z textoff.
2121 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2123 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2125 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2126 (Garbage_collection::cident_sections): New function.
2127 (Garbage_collection::add_cident_section): New function.
2128 (Garbage_collection::cident_sections_): New member.
2129 (gc_process_relocs): Add references to sections whose names are C
2131 * gold.h (cident_section_start_prefix): New constant.
2132 (cident_section_stop_prefix): New constant.
2133 (is_cident): New function.
2134 * layout.cc (Layout::define_section_symbols): Replace string constants
2135 with the newly defined constants.
2136 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2138 * testsuite/Makefile.am: Add gc_orphan_section_test.
2139 * testsuite/Makefile.in: Regenerate.
2140 * testsuite/gc_orphan_section_test.cc: New file.
2141 * testsuite/gc_orphan_section_test.sh: New file.
2143 2010-01-06 Ian Lance Taylor <iant@google.com>
2146 * options.h (class General_options): Add --warn-shared-textrel.
2147 * layout.cc (Layout::finish_dynamic_section): Implement
2148 --warn-shared-textrel.
2151 * options.h (class General_options): Add --warn-multiple-gp.
2153 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2155 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2156 $(THREADSLIB) and $(LIBDL).
2157 * Makefile.in: Rebuild.
2159 2010-01-06 Ian Lance Taylor <iant@google.com>
2162 * options.cc (General_options::parse_section_start): New function.
2163 (General_options::section_start): New function.
2164 (General_options::General_options): Initialize all members.
2165 * options.h: Include <map>
2166 (class General_options): Add --section-start. Add section_starts_
2168 * layout.cc (Layout::attach_allocated_section_to_segment): If
2169 --section-start was used, set the address of the segment. Remove
2170 local sort_sections.
2171 (Layout::relaxation_loop_body): If the address of the load segment
2172 has been set by --section-start, don't use it.
2173 * output.h (Output_segment::update_flags_for_output_section): New
2175 * output.cc (Output_segment::add_output_section): Call
2176 update_flags_for_output_section.
2178 2010-01-05 Ian Lance Taylor <iant@google.com>
2181 * options.h (class General_options): Add --undefined-version.
2182 * script.cc (struct Version_expression): Add was_matched_by_symbol
2184 (Version_script_info::matched_symbol): New function.
2185 (Version_script_info::get_symbol_version_helper): Call
2187 (Version_script_info::check_unmatched_names): New function.
2188 * script.h (class Version_script_info): Update declarations.
2189 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2191 * options.h (class General_options): Use DEFINE_bool_alias for
2192 allow_multiple_definition.
2193 * resolve.cc (Symbol_table::should_override): Don't test
2194 allow_multiple_definition.
2197 * options.h (class General_options): Add --cref.
2198 * main.cc (main): Print cref table if --cref. Don't close mapfile
2199 until after printing cref table.
2200 * cref.cc: Include "symtab.h".
2201 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2202 (Cref_table_compare::operator()): New function.
2203 (Cref_inputs::gather_cref): New function.
2204 (filecol): New static const.
2205 (Cref_inputs::print_cref): New function.
2206 (Cref::print_cref): New function.
2207 * cref.h: Include <cstdio>.
2208 (class Cref): Update declarations.
2209 * mapfile.h (Mapfile::file): New function.
2210 * object.h (class Object): Define Symbols. Declare virtual
2211 do_get_global_symbols.
2212 (Object::get_global_symbols): New function.
2213 * object.cc (Input_objects::add_object): Pass object to cref_ if
2215 (Input_objects::archive_start): Likewise.
2216 (Input_objects::archive_stop): Likewise.
2217 (Input_objects::print_cref): New function.
2218 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2219 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2221 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2223 * plugin.h (class Sized_pluginobj): Update declarations.
2225 2010-01-05 Ian Lance Taylor <iant@google.com>
2227 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2228 to is_default_version. Rename insdef to insdefault.
2229 (Symbol_table::add_from_relobj): Rename def to is_default_version
2230 and local to is_forced_local.
2231 (Symbol_table::add_from_pluginobj): Likewise.
2232 (Symbol_table::add_from_dynobj): Likewise.
2233 (Symbol_table::define_special_symbol): Rename insdef to
2236 2010-01-04 Ian Lance Taylor <iant@google.com>
2239 * options.h (class General_options): Add
2240 --allow-multiple-definition and -z muldefs.
2241 * resolve.cc (Symbol_table::should_override): Don't warn about a
2242 multiple symbol definition if --allow-multiple-definition or -z
2246 * options.h (class General_options): Add --add-needed and
2247 --copy-dt-needed-entries. Tweak --as-needed help entry.
2248 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2249 error if --copy-dt-needed-entries aka --add-needed is used and
2250 would cause a change in behaviour.
2253 * options.h (class General_options): Add -G as a short version of
2254 --shared. Add no-op options -assert, -g, and -i.
2256 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2258 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2259 check for .text or .gnu.linkonce.t sections.
2260 * icf.cc (Icf::find_identical_sections): Ditto.
2261 Change the detection for mangled function name within the section
2263 * icf.h (is_section_foldable_candidate): New function.
2265 2009-12-30 Ian Lance Taylor <iant@google.com>
2268 * options.h (class General_options): Permit two dashes with
2269 --retain-symbols-file.
2271 2009-12-30 Ian Lance Taylor <iant@google.com>
2274 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2275 don't put the file header and segment headers in the text
2279 * common.cc (Sort_commons::operator()): Stabilize sort when both
2281 (Symbol_table::do_allocate_commons_list): When allocating common
2282 symbols, skip a symbol which is no longer common.
2283 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2284 an object before checking its type.
2285 * testsuite/common_test_2.c: New file.
2286 * testsuite/common_test_3.c: New file.
2287 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2288 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2289 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2290 (common_test_2_pic.o, common_test_2.so): New targets.
2291 (common_test_3_pic.o, common_test_3.so): New targets.
2292 * testsuite/Makefile.in: Rebuild.
2295 * script.cc (read_input_script): If we see a new SECTIONS clause,
2296 and we have added an input section, give an error.
2297 * layout.h (class Layout): Add have_added_input_section function.
2298 Add have_added_input_section_ field.
2299 * layout.cc (Layout::Layout): Initialize
2300 have_added_input_section_.
2301 (Layout::layout): Set have_added_input_section_.
2302 (Layout::layout_eh_frame): Likewise.
2304 2009-12-30 Ian Lance Taylor <iant@google.com>
2307 * options.h (class General_options): Add --sort-common option.
2308 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2309 * common.cc (Sort_common): Add sort_order parameter to
2310 constructor. Add sort_order_ field.
2311 (Sort_commons::operator): Check sort_order_.
2312 (Symbol_table::allocate_commons): Determine the sort order.
2313 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2315 (Symbol_table::do_allocate_commons_list): Likewise.
2317 2009-12-30 Ian Lance Taylor <iant@google.com>
2320 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2321 symbols from this object, don't change the visibility of an
2323 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2325 2009-12-30 Ian Lance Taylor <iant@google.com>
2328 * script.h (class Version_script_info): Define Language enum.
2329 Update declarations. Define Glob, Exact, and Lookup types. Add
2330 new fields globals_, locals_, and is_finalized_.
2331 * script.cc: Various formatting fixes.
2332 (class Parser_closure): Change language_stack_ from a vector of
2333 std::string to one of Version_script_info::Language. Adjust all
2335 (class Lazy_demangler): Remove.
2336 (struct Version_expression): Change language from std::string to
2337 Version_script_info::Language.
2338 (Version_script_info::Version_script_info): New function.
2339 (Version_script_info::~Version_script_info): Don't call clear.
2340 (Version_script_info::finalize): New function.
2341 (Version_script_info::build_lookup_tables): New function.
2342 (Version_script_info::build_expression_list_lookup): New
2344 (Version_script_info::get_symbol_version_helper): Rewrite to use
2346 (Version_script_info::print_expression_list): Adjust to use
2347 Version_script_info::Language.
2348 (script_push_lex_into_version_mode): Check that the version script
2349 has not been finalized.
2350 (version_script_push_lang): Change language string to
2351 Version_script_info::Language.
2352 * options.cc (Command_line::version_script): New function.
2353 * options.h (class General_options): Add finalize_dynamic_list
2354 function. Change version_script from declaration to definition.
2355 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2356 * testsuite/version_script.map: Remove duplicate def of foo.
2357 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2359 * testsuite/Makefile.in: Rebuild.
2361 2009-12-30 Ian Lance Taylor <iant@google.com>
2364 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2365 if the input symbol index is 0, make the output symbol index 0.
2367 2009-12-30 Ian Lance Taylor <iant@google.com>
2370 * options.h (class General_options): Add -x/--discard-all.
2371 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2372 --discard-all. If the local symbol needs a dynamic entry, check
2373 that before handling --discard-locals.
2375 2009-12-30 Ian Lance Taylor <iant@google.com>
2378 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2380 (Output_segment::add_output_section): Don't change the flags if
2384 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2385 GNU hash table if they need a dynamic value. Otherwise, don't add
2386 them if they are defined in a dynamic object or are forced local.
2388 2009-12-29 Ian Lance Taylor <iant@google.com>
2391 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2392 .gnu.hash table for a 32-bit target.
2395 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2396 regular and a dynamic object only needs a dynamic symbol table
2397 entry if it is externally visible.
2400 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2401 constructor. Add global_offset_table_ field.
2402 (Target_i386::got_section): Set global_offset_table_.
2403 (Target_i386::do_finalize_sections): Set global_offset_table_
2405 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2406 in constructor. Add global_offset_table_ field.
2407 (Target_x86_64::got_section): Set global_offset_table_.
2408 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2411 * layout.cc (Layout::Layout): Initialize increase_relro_.
2412 (Layout::get_output_section): Add is_relro, is_last_relro, and
2413 is_first_non_relro parameters. Change all callers.
2414 (Layout::choose_output_section): Likewise.
2415 (Layout::add_output_section_data): Likewise.
2416 (Layout::make_output_section): Likewise.
2417 (Layout::set_segment_offsets): Clear increase_relro when using a
2419 * layout.h (class Layout): Add increase_relro method. Add
2420 increase_relro_ field. Update declarations.
2421 * output.cc (Output_section::Output_section): Initialize
2422 is_last_relro_ and is_first_non_relro_.
2423 (Output_segment::add_output_section): Group relro sections is
2424 do_sort is true. Handle is_last_relro and is_first_non_relro.
2425 (Output_segment::maximum_alignment): Remove relro handling.
2426 (Output_segment::set_section_addresses): Add increase_relro
2427 parameter. Change all callers. Add initial alignment to align
2428 relro sections on separate page. Remove old relro handling.
2429 (Output_segment::set_section_list_addresses): Remove in_relro
2430 parameter. Change all callers.
2431 (Output_segment::set_offset): Add increase parameter. Change all
2432 callers. Remove old relro handling.
2433 * output.h (class Output_section): Add new methods: is_last_relro,
2434 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2435 Add is_last_relro_ and is_first_non_relro_ fields.
2436 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2437 Create separate .got.plt section. Call increase_relro.
2438 * x86_64.cc (Target_x86_64::got_section): Likewise.
2439 * testsuite/relro_script_test.t: Add .got.plt.
2442 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2443 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2444 (Layout::finalize): Call set_dynamic_symbol_size.
2445 (Layout::set_dynamic_symbol_size): New function.
2446 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2447 set_dynamic_symbol_size.
2450 * output.h (class Output_section): Add is_entsize_zero_ field.
2451 * output.cc (Output_section::Output_section): Initialize
2453 (Output_section::set_entsize): If two different entsizes are
2454 requested, force it to zero.
2455 (Output_section::add_input_section): Set flags for .debug_str
2456 before updating section flags. Set entsize.
2457 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2458 and SHF_STRING if all input sections have those flags.
2460 2009-12-29 Rafael Espindola <espindola@google.com>
2462 * main.cc (main): Fix the sys time reporting.
2463 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2466 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2468 * options.cc (General_options::parse_version): Allow -v to exit
2469 without an error if there is nothing to link.
2471 2009-12-29 Ian Lance Taylor <iant@google.com>
2473 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2474 using a version of gcc before 4.1.
2475 * configure: Rebuild.
2477 2009-12-28 Chris Demetriou <cgd@google.com>
2479 * attributes.cc (Output_attributes_section_data::do_write): Use
2480 std::vector::front rather than std::vector::data.
2482 2009-12-28 Ian Lance Taylor <iant@google.com>
2484 * symtab.h (class Symbol_table): Add enum Defined.
2485 * resolve.cc (Symbol_table::should_override): Add defined
2486 parameter. Change all callers. Test whether object is NULL
2487 before calling a method on it.
2488 (Symbol_table::report_resolve_problem): Add defined parameter.
2490 (Symbol_table::should_override_with_special): Likewise.
2491 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2492 parameter. Change all callers.
2493 (Symbol_table::do_define_in_output_data): Likewise.
2494 (Symbol_table::define_in_output_segment): Likewise.
2495 (Symbol_table::do_define_in_output_segment): Likewise.
2496 (Symbol_table::define_as_constant): Likewise.
2497 (Symbol_table::do_define_as_constant): Likewise.
2498 * script.h (class Symbol_assignment): Add is_defsym parameter to
2499 constructor; change all callers.
2500 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2501 parameter. Change all callers. Add is_defsym_ field.
2502 (class Parser_closure): Add parsing_defsym parameter to
2503 constructor; change all callers. Add parsing_defsym accessor
2504 function. Add parsing_defsym_ field.
2506 2009-12-28 Ian Lance Taylor <iant@google.com>
2508 * gold.cc (queue_middle_tasks): Fix formatting.
2509 * object.cc (Relobj::is_section_name_included): Likewise.
2511 2009-12-23 Ian Lance Taylor <iant@google.com>
2513 * i386.cc (Target_i386::do_calls_non_split): Recognize
2514 -fsplit-stack prologue for a function with a static chain.
2515 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2516 -fsplit-stack prologue when using %r11.
2518 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2520 * options.cc (General_options::parse_version): Make -v continue and do
2521 the link like GNU ld does.
2523 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2525 * Makefile.am (CCFILES): Add timer.cc.
2526 (HFILES): Add timer.h.
2527 * configure.ac: Check for sysconf and times.
2528 * main.cc: include timer.h.
2529 (main): Use Timer instead of get_run_time.
2532 * workqueue.cc: include timer.h.
2533 (Workqueue::find_and_run_task):
2534 Report user, sys and wall time.
2535 * Makefile.in: Regenerate.
2536 * config.in: Regenerate.
2537 * configure: Regenerate.
2539 2009-12-16 Doug Kwan <dougkwan@google.com>
2541 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2543 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2544 relaxed input sections.
2545 * output.cc (Output_section::find_relaxed_input_section): Change
2546 return type to Output_relaxed_input_section pointer. Adjust code
2547 for new type of relaxed_input_section_map_.
2548 * output.h (Output_section::find_relaxed_input_section): Change
2549 return type to Output_relaxed_input_section pointer.
2550 (Output_section::Output_relaxed_input_section_by_input_section_map):
2552 (Output_section::relaxed_input_section_map_): Change type to
2553 Output_section::Output_relaxed_input_section_by_input_section_map.
2554 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2557 2009-12-15 Ian Lance Taylor <iant@google.com>
2559 * layout.cc (Layout::create_shstrtab): Only write out after input
2560 sections if we are compressing debug sections.
2562 2009-12-15 Ian Lance Taylor <iant@google.com>
2564 * archive.cc (Archive::add_symbols): Only look up a symbol without
2565 a version if there is, in fact, a version.
2567 2009-12-14 Ian Lance Taylor <iant@google.com>
2569 Revert -Wshadow changes, all changes from:
2570 2009-12-11 Doug Kwan <dougkwan@google.com>
2571 2009-12-11 Nick Clifton <nickc@redhat.com>
2572 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2574 2009-12-11 Doug Kwan <dougkwan@google.com>
2576 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2578 * attributes.cc (Object_attribute::size): Ditto.
2579 (Attributes_section_data::size): Ditto.
2580 (Attributes_section_data::Attributes_section_data): Ditto.
2581 (Output_attributes_section_data::do_write): Ditto.
2582 * attributes.h (Object_attribute::set_type): Ditto.
2583 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2585 2009-12-11 Nick Clifton <nickc@redhat.com>
2587 * archive.cc: Fix shadowed variable warnings.
2589 * compressed_output.cc: Likewise.
2590 * compressed_output.h: Likewise.
2591 * configure: Likewise.
2592 * dwarf_reader.cc: Likewise.
2593 * dynobj.cc: Likewise.
2594 * dynobj.h: Likewise.
2595 * ehframe.cc: Likewise.
2596 * ehframe.h: Likewise.
2597 * errors.cc: Likewise.
2598 * expression.cc: Likewise.
2599 * fileread.cc: Likewise.
2600 * fileread.h: Likewise.
2601 * freebsd.h: Likewise.
2602 * i386.cc: Likewise.
2604 * incremental.h: Likewise.
2605 * layout.cc: Likewise.
2606 * layout.h: Likewise.
2607 * mapfile.cc: Likewise.
2608 * merge.cc: Likewise.
2609 * merge.h: Likewise.
2610 * object.cc: Likewise.
2611 * object.h: Likewise.
2612 * options.h: Likewise.
2613 * output.cc: Likewise.
2614 * output.h: Likewise.
2615 * parameters.cc: Likewise.
2616 * plugin.cc: Likewise.
2617 * powerpc.cc: Likewise.
2618 * reduced_debug_output.cc: Likewise.
2619 * reduced_debug_output.h: Likewise.
2620 * reloc.cc: Likewise.
2621 * reloc.h: Likewise.
2622 * resolve.cc: Likewise.
2623 * script-sections.cc: Likewise.
2624 * script.cc: Likewise.
2625 * script.h: Likewise.
2626 * sparc.cc: Likewise.
2627 * symtab.cc: Likewise.
2628 * symtab.h: Likewise.
2629 * target-select.cc: Likewise.
2630 * target-select.h: Likewise.
2631 * token.h: Likewise.
2632 * workqueue.cc: Likewise.
2633 * workqueue.h: Likewise.
2634 * x86_64.cc: Likewise.
2636 2009-12-10 Doug Kwan <dougkwan@google.com>
2638 * arm.cc (attributes.h): New include.
2639 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2640 (Arm_relobj::~Arm_relobj): Delete object pointed by
2641 attributes_section_data_.
2642 (Arm_relobj::attributes_section_data): New method definition.
2643 (Arm_relobj::attributes_section_data_): New data member declaration.
2644 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2645 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2646 attributes_section_data_.
2647 (Arm_dynobj::attributes_section_data): New method definition.
2648 (Arm_dynobj::attributes_section_data_): New data member declaration.
2649 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2650 initialization value of may_use_blx_ to false.
2651 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2652 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2653 object attributes to compute results instead of hard-coding.
2654 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2655 Target_arm::get_secondary_compatible_arch,
2656 Target_arm::set_secondary_compatible_arch
2657 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2658 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2659 New method declarations.
2660 (Target_arm::get_aeabi_object_attribute): New method definition.
2661 (Target_arm::attributes_section_data_): New data member declaration.
2662 (read_arm_attributes_section): New template definition.
2663 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2664 (Arm_dynobj::do_read_symbols): Ditto.
2665 (Target_arm::do_finalize_sections): Merge attributes sections from
2666 input. Check for BLX use after attributes section merging.
2667 Fix __exidx_start and __exidx_end visibility. Create an
2668 .ARM.attributes section if necessary.
2669 (Target_arm::get_secondary_compatible_arch,
2670 Target_arm::set_secondary_compatible_arch,
2671 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2672 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2673 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2674 New method definitions.
2676 2009-12-09 Ian Lance Taylor <iant@google.com>
2678 * plugin.cc (Plugin::load): Don't cast from void* to a function
2681 2009-12-09 Ian Lance Taylor <iant@google.com>
2683 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2686 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2688 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2689 Replace two_file_shared_1.so with two_file_shared_2.so.
2690 * testsuite/Makefile.in: Regenerated.
2692 2009-12-08 Doug Kwan <dougkwan@google.com>
2694 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2695 (HFILES): Add attributes.h and int_encoding.h.
2696 * Makefile.in: Regenerate.
2697 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2698 function definitions to int_encoding.cc
2699 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2700 prototypes to int_encoding.h
2701 * reduced_debug_output.cc (int_encoding.h): New include.
2702 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2703 function definitions to int_encoding.cc
2704 (insert_into_vector, read_from_pointer): Move template definitions to
2706 * attributes.cc: New file.
2707 * attributes.h: New file.
2708 * int_encoding.cc: New file.
2709 * int_encoding.h: New file.
2711 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2714 * incremental-dump.cc (dump_incremental_inputs): New.
2715 (main): Use dump_incremental_inputs.
2717 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2720 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2721 checking elfcpp::STT_FUNC.
2722 (Target_i386::Relocate::relocate): Likewise.
2723 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2725 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2726 symbols from shared libraries into normal FUNC symbols.
2728 * symtab.h (Symbol): Add is_func and use it.
2730 2009-12-05 Doug Kwan <dougkwan@google.com>
2732 * arm.cc (Target_arm::arm_info): Initialize new fields
2733 attributes_section and attributes_vendor.
2734 * i386.cc (Target_i386::i386_info): Same.
2735 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2736 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2737 fields attributes_section and attributes_vendor.
2738 * sparc.cc (Target_sparc::sparc_info): Same.
2739 * target.h (Target::attributes_section, Target::attributes_vendor,
2740 Target::is_attributes_section, Target::attribute_arg_type,
2741 Target::attributes_order): New method definitions.
2742 (Target::Target_info::attributes_section,
2743 Target::Target_info::attributes_vendor): New fields.
2744 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2745 virtual method definitions.
2746 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2747 attributes_section and attributes_vendor.
2748 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2750 2009-12-05 Doug Kwan <dougkwan@google.com>
2752 * arm.cc: Update comments about interworking and stub generation.
2753 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2754 considered as non-PIC.
2755 (Arm_relocate_functions::base_abs): Fix formatting.
2756 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2757 of function to use GOT entry address instead of offset.
2758 (Target_arm::Scan::global): Issue an error if a symbol would need a
2759 PLT does not get one because it is untyped. Remove code to create
2760 dynamic symbols for relative branches.
2761 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2762 takes unsigned integer instead of boolean.
2764 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2766 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2767 (two_file_test_LDADD): Likewise.
2768 (common_test_1_LDADD): Likewise.
2769 (exception_test_LDADD) Likewise.
2770 (weak_test_LDADD): Likewise.
2771 (many_sections_test_LDADD): Likewise.
2772 (initpri1_LDADD): Likewise.
2773 (script_test_1_LDADD): Likewise.
2774 (script_test_2_LDADD): Likewise.
2775 (justsyms_LDADD): Likewise.
2776 (binary_test_LDADD): Likewise.
2777 (large_LDADD): Likewise.
2778 * testsuite/Makefile.in: Regenerated.
2780 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2782 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2783 (Symbol_table::override_with_special): Likewise.
2784 (Symbol_table::add_from_object): Likewise.
2786 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2788 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2789 Don't set the data_offset twice.
2791 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2793 * testsuite/Makefile.in: Regenerate.
2795 2009-12-03 Doug Kwan <dougkwan@google.com>
2797 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2798 (Target_arm::do_finalize_sections): Add parameter for symbol table
2799 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2800 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2801 parameter for symbol table pointer.
2802 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2803 an additional parameter for a pointer to symbol table.
2804 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2805 parameter for a symbol table pointer.
2806 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2807 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2809 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2810 parameter for a symbol table pointer.
2812 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2814 * incremental.cc (Incremental_inputs_header)
2815 (Incremental_inputs_header_write, Incremental_inputs_entry)
2816 (Incremental_inputs_entry_write): Move ...
2817 * incremental.h (Incremental_inputs_header)
2818 (Incremental_inputs_header_write, Incremental_inputs_entry)
2819 (Incremental_inputs_entry_write): here.
2821 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2823 * incremental.cc (make_sized_incremental_binary): Set the target.
2824 Error if it is incompatible.
2825 * output.h (Output_file): Add filename method.
2827 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2829 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2830 from the get_* methods.
2832 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2834 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2835 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2836 Write 0 for the data_offset of scripts.
2838 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2840 * testsuite/Makefile.am: Add the incremental_test.sh test.
2841 * testsuite/incremental_test.sh: New.
2842 * testsuite/incremental_test_1.c: New.
2843 * testsuite/incremental_test_2.c: New.
2845 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2847 * incremental-dump.cc (main): Fix typos.
2849 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2852 * incremental-dump.cc (main): Use llu to print 64 bit values.
2854 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2855 H.J. Lu <hongjiu.lu@intel.com>
2857 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2859 (incremental_dump_LDADD): Likewise.
2860 * Makefile.in: Regenerated.
2862 2009-11-25 Doug Kwan <dougkwan@google.com>
2866 2009-11-25 Doug Kwan <dougkwan@google.com>
2868 * arm.cc (Target_arm::Target_arm): Move method definition
2869 outside of class definition. Add code to handle
2870 --target1-rel, --target1-abs and --target2= options.
2871 (Target_arm::get_reloc_reloc_type): Change method to be
2872 non-static and const.
2873 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2874 New data member declaration.
2875 (Target_arm::Scan::local, Target_arm::Scan::global,
2876 Target_arm::Relocate::relocate,
2877 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2878 Adjust call to Target_arm::get_real_reloc_type.
2879 (Target_arm::get_real_reloc_type): Use command line options
2880 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2881 * options.h (--target1-rel, --target1-abs, --target2): New
2884 2009-11-25 Doug Kwan <dougkwan@google.com>
2886 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2887 class definition. Add code to handle --target1-rel, --target1-abs
2888 and --target2= options.
2889 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2891 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2893 (Target_arm::Scan::local, Target_arm::Scan::global,
2894 Target_arm::Relocate::relocate,
2895 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2896 call to Target_arm::get_real_reloc_type.
2897 (Target_arm::get_real_reloc_type): Use command line options to
2898 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2899 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2902 2009-11-25 Doug Kwan <dougkwan@google.com>
2904 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2905 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2906 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2908 (Arm_relocate_functions::thm_call): Replace body with a call to
2909 Arm_relocate_functions::thumb_branch_common.
2910 (Arm_relocate_functions::thm_jump24,
2911 Arm_relocate_functions::thm_xpc22): New method definitions.
2912 (Arm_relocate_functions::thumb_branch_common): New method definition.
2913 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2915 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2916 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2918 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2920 * Makefile.am: Build incremental-dump
2921 * Makefile.in: Regenerate.
2922 * incremental-dump.cc: New.
2923 * incremental.cc (Incremental_inputs_header_data,
2924 Incremental_inputs_entry_data): Move to incremental.h
2925 * incremental.h: (Incremental_inputs_header_data,
2926 Incremental_inputs_entry_data): Move from incremental.cc
2928 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2930 * incremental.cc (Incremental_inputs_header,
2931 Incremental_inputs_header_write, Incremental_inputs_entry,
2932 Incremental_inputs_entry_write): Add a typedef with the data type.
2934 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2936 * incremental.cc (Incremental_inputs_header,
2937 Incremental_inputs_header_write, Incremental_inputs_entry,
2938 Incremental_inputs_entry_write): Update comment about which
2939 type has the filed descriptions.
2941 2009-11-15 Doug Kwan <dougkwan@google.com>
2943 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2944 (Arm_relocate_functions::arm_branch_common): Change method defintion
2945 in class definition to a method declaration and update list of formal
2947 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2948 Arm_relocation_functions::jump24): Adjust call to
2949 Arm_relocate_functions::arm_branch_common. Update list of formal
2951 (Arm_relocate_functions::xpc25): New method definition.
2952 (Arm_relocate_functions::arm_branch_common): Move method defintion
2953 out from class definition. Use stubs for mode-switching and extending
2955 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2956 specially. Change code to enable use of stubs in ARM branches.
2958 2009-11-10 Doug Kwan <dougkwan@google.com>
2960 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2961 in method declaration.
2962 (Target_arm::relocate_stub): New method declaration.
2963 (Target_arm::default_target): Change to return a pointer instead of
2965 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2966 Target_arm::default_target.
2967 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2969 (Target_arm::relocate_section): Adjust view.
2970 (Target_arm::relocate_stub): New method definition.
2972 2009-11-10 Doug Kwan <dougkwan@google.com>
2974 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2976 * incremental.cc (open_incremental_binary): Initialized local
2977 variables to avoid warnings.
2978 * object.cc (make_elf_object): Ditto.
2979 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2982 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2985 * testsuite/plugin_test.c: Include "config.h".
2987 2009-11-09 Doug Kwan <dougkwan@google.com>
2989 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2990 (arm_symbol_value): Remove.
2991 (Arm_relocate_functions::arm_branch_common,
2992 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2993 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2994 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2995 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2996 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2997 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2998 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2999 Arm_relocate_functions::thm_mobw_abs_nc,
3000 Arm_relocate_functions::thm_mov_abs,
3001 Arm_relocate_functions::movw_prel_nc,
3002 Arm_relocate_functions::thm_movt_abs,
3003 Arm_relocate_functions::movt_prel,
3004 Arm_relocate_functions::thm_movw_prel_nc,
3005 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3006 (Target_arm::Relocate::relocate): Only decompose address into two
3007 parts if relocation type uses the thumb-bit and pass the actual
3008 bit instead of a flag indicating that the thumb-bit is used. Adjust
3009 calls to methods in Arm_relocate_functions for this change.
3011 2009-11-08 Ian Lance Taylor <iant@google.com>
3014 * reloc.cc: Instantiate
3015 Sized_relobj::initialize_input_to_output_maps and
3016 Sized_relobj:free_input_to_output_maps.
3018 2009-11-06 Ian Lance Taylor <iant@google.com>
3021 * defstd.cc (in_segment): Set only_if_ref true for "end".
3023 2009-11-06 Doug Kwan <dougkwan@google.com>
3025 * arm.cc (class Reloc_stub): Correct a comment.
3026 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3027 (Target_arm::scan_section_for_stubs): New method declaration.
3028 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3029 Change methods from private to protected.
3030 (Target_arm::do_may_relax): New method definition.
3031 (Target_arm::do_relax, Target_arm::group_sections,
3032 Target_arm::scan_reloc_for_stub,
3033 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3034 (Target_arm::arm_input_section_map_): New data member declaration.
3035 (Target_arm::scan_reloc_for_stub,
3036 Target_arm::scan_reloc_section_for_stubs,
3037 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3038 Target_arm::do_relax): New method definitions.
3040 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3042 * configure.ac: Check for (struct stat)::st_mtim
3043 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3044 * config.in: Regenerate.
3045 * configure: Regenerate.
3047 2009-11-05 Ian Lance Taylor <iant@google.com>
3050 * output.cc (Output_segment::add_output_section): Add missing
3053 2009-11-04 Ian Lance Taylor <iant@google.com>
3056 * object.h (class Object): Add is_needed and set_is_needed
3057 methods. Add is_needed_ field. Make bool fields into bitfields.
3058 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3059 defined in a dynamic object and referenced by a regular object,
3060 set is_needed for the dynamic object.
3061 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3062 if the file is marked with as_needed and it is not needed.
3064 2009-11-04 Ian Lance Taylor <iant@google.com>
3067 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3068 tags if data is discarded by linker script.
3069 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3070 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3071 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3072 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3074 2009-11-04 Ian Lance Taylor <iant@google.com>
3076 * layout.cc (Layout::get_output_section): Add is_interp and
3077 is_dynamic_linker_section parameters. Change all callers.
3078 (Layout::choose_output_section): Likewise.
3079 (Layout::make_output_section): Likewise.
3080 (Layout::add_output_section_data): Add is_dynamic_linker_section
3081 parameter. Change all callers.
3082 * layout.h (class Layout): Update declarations.
3083 * output.h (class Output_section): Add is_interp, set_is_interp,
3084 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3085 Add is_interp_, is_dynamic_linker_section_ fields. Change
3086 generate_code_fills_at_write_ to a bitfield.
3087 * output.cc (Output_section::Output_sections): Initialize new
3089 (Output_segment::add_output_section): Add do_sort parameter.
3092 2009-11-03 Ian Lance Taylor <iant@google.com>
3095 * options.h (class General_options): Add --warn-common.
3096 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3097 merging two common symbols.
3098 (Symbol_table::should_override): Handle --warn-common when merging
3099 a common symbol with a defined symbol. Use report_resolve_problem
3100 for multiple definitions.
3101 (Symbol_table::report_resolve_problem): New function.
3102 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3104 2009-11-03 Doug Kwan <dougkwan@google.com>
3106 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3108 (Target_arm::stub_factory): New method definition.
3109 (Target_arm::new_arm_input_section,
3110 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3111 Target_arm::reloc_uses_thumb_bit): New method declarations.
3112 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3113 New type definitions.
3114 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3115 member declarations.
3116 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3117 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3118 New method definitions.
3120 2009-11-03 Ian Lance Taylor <iant@google.com>
3122 * options.h (class General_options): Add --warn_constructors.
3124 2009-11-03 Ian Lance Taylor <iant@google.com>
3127 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3128 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3130 2009-11-03 Ian Lance Taylor <iant@google.com>
3133 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3134 --msgid-bugs-address.
3135 (install-pdf): New target.
3136 (install-data_yes): Look up one directory to find mkinstalldirs.
3138 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3140 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3143 2009-10-30 Doug Kwan <dougkwan@google.com>
3145 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3147 2009-10-30 Doug Kwan <dougkwan@google.com>
3149 * arm.cc (Stub_addend_reader): New struct template definition
3150 and partial specializations.
3151 (Stub_addend_reader::operator()): New method definition for a
3152 partially specialized template.
3154 2009-10-30 Doug Kwan <dougkwan@google.com>
3156 * arm.cc (Arm_relobj::processor_specific_flags): New method
3158 (Arm_relobj::do_read_symbols): New method declaration.
3159 (Arm_relobj::processor_specific_flags_): New data member declaration.
3160 (Arm_dynobj): New class definition.
3161 (Target_arm::do_finalize_sections): Add input_objects parameter.
3162 (Target_arm::do_adjust_elf_header): New method declaration.
3163 (Target_arm::are_eabi_versions_compatible,
3164 (Target_arm::merge_processor_specific_flags): New method declaration.
3165 (Target_arm::do_make_elf_object): New overloaded method definitions
3167 (Arm_relobj::do_read_symbols): New method definition.
3168 (Arm_dynobj::do_read_symbols): Ditto.
3169 (Target_arm::do_finalize_sections): Add input_objects parameters.
3170 Merge processor-specific flags from all input objects.
3171 (Target_arm::are_eabi_versions_compatible,
3172 Target_arm::merge_processor_specific_flags,
3173 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3174 New method definitions.
3175 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3176 Input_objects pointer type parameter.
3177 * layout.cc (Layout::finalize): Pass input objects to target's.
3178 finalize_sections function.
3179 * output.cc (Output_file_header::do_sized_write): Set ELF file
3180 header's processor-specific flags.
3181 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3182 Input_objects pointer type parameter.
3183 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3184 * target.h (Input_objects): New forward class declaration.
3185 (Target::processor_specific_flags,
3186 Target::are_processor_specific_flags_sect): New method definitions.
3187 (Target::finalize_sections): Add input_objects parameter.
3188 (Target::Target): Initialize processor_specific_flags_ and
3189 are_processor_specific_flags_set_.
3190 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3192 (Target::set_processor_specific_flags): New method definition.
3193 (Target::processor_specific_flags_,
3194 Target::are_processor_specific_flags_set_): New data member
3196 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3197 Input_objects pointer type parameter.
3199 2009-10-30 Doug Kwan <dougkwan@google.com>
3201 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3203 2009-10-28 Ian Lance Taylor <iant@google.com>
3205 * object.h (class Relobj): Drop options parameter from
3206 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3207 do_scan_relocs, do_relocate. Change all callers.
3208 (class Sized_relobj): Drop options parameters from
3209 do_gc_process_relocs, do_scan_relocs, do_relocate,
3210 do_relocate_sections, relocate_sections, emit_relocs_scan,
3211 emit_relocs_scan_reltype. Change all callers.
3212 (struct Relocate_info): Remove options field and all references to
3214 * reloc.h (class Read_relocs): Remove options constructor
3215 parameter and options_ field. Change all callers.
3216 (class Gc_process_relocs, class Scan_relocs): Likewise.
3217 (class Relocate_task): Likewise.
3218 * target-reloc.h (scan_relocs): Remove options parameter. Change
3220 (scan_relocatable_relocs): Likewise.
3221 * target.h (class Sized_target): Remove options parameter from
3222 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3224 * gc.h (gc_process_relocs): Remove options parameter. Change all
3226 * arm.cc: Update functions to remove options parameters.
3227 * i386.cc: Likewise.
3228 * powerpc.cc: Likewise.
3229 * sparc.cc: Likewise.
3230 * x86_64.cc: Likewise.
3231 * testsuite/testfile.cc: Likewise.
3233 2009-10-28 Doug Kwan <dougkwan@google.com>
3235 * arm.cc (Arm_relobj): New class definition.
3236 (Arm_relobj::scan_sections_for_stubs,
3237 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3238 New method definitions.
3240 2009-10-28 Cary Coutant <ccoutant@google.com>
3242 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3243 (Plugin::cleanup_done_): New member.
3244 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3245 (Plugin_manager::cleanup_done_): Remove.
3246 (Plugin_manager::add_input_file): Edit error message.
3247 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3248 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3250 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3252 * fileread.cc: (File_read::View::~View): Use the new
3253 data_ownership_ filed.
3254 (File_read::~File_read): Dispose the new whole_file_view_.
3255 (File_read::open): Mmap the whole file if needed.
3256 (File_read::open): Use whole_file_view_ instead of contents_.
3257 (File_read::find_view): Use whole_file_view_ if applicable.
3258 (File_read::do_read): Use whole_file_view_ instead of contents_.
3259 (File_read::make_view): Use whole_file_view_ instead of contents_,
3260 update File_read::View::View call.
3261 (File_read::find_or_make_view): Update File_read::View::View
3263 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3265 (File_read::View::Data_ownership): New enum.
3266 (File_read::View::View): Replace bool mapped_ with Data_ownership
3268 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3269 (File_read::View::data_ownership_): New field.
3270 (File_read::contents_): Remove (replaced by whole_file_view_).
3271 (File_read::whole_file_view_): New field.
3272 * options.h (class General_options): Add --keep-files-mapped.
3274 2009-10-27 Cary Coutant <ccoutant@google.com>
3276 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3277 * testsuite/Makefile.am (plugin_test_5): New test case.
3278 * testsuite/Makefile.in: Regenerate.
3280 2009-10-25 Doug Kwan <dougkwan@google.com>
3282 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3283 from private to protected to allow access by child class.
3284 (Sized_relobj::do_relocate_sections): New method declaration.
3285 (Sized_relobj::relocate_sections): Virtualize.
3286 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3287 Sized_relobj::relocate_sections. Instantiate template explicitly
3288 for different target sizes and endianity.
3290 2009-10-24 Doug Kwan <dougkwan@google.com>
3292 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3293 (Arm_input_section::as_arm_input_section): New method.
3294 (Arm_output_section): New class definition.
3295 (Arm_output_section::create_stub_group,
3296 Arm_output_section::group_sections): New method definitions.
3298 2009-10-22 Doug Kwan <dougkwan@google.com>
3300 * arm.cc (Arm_input_section): New class definition.
3301 (Arm_input_section::init, Arm_input_section:do_write,
3302 Arm_input_section::set_final_data_size,
3303 Arm_input_section::do_reset_address_and_file_offset): New method
3306 2009-10-21 Doug Kwan <dougkwan@google.com>
3308 * arm.cc (Stub_table, Arm_input_section): New forward class
3310 (Stub_table): New class defintion.
3311 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3312 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3313 New method definition.
3315 2009-10-21 Doug Kwan <dougkwan@google.com>
3317 * arm.cc: Update copyright comments.
3318 (Target_arm): New forward class template declaration.
3319 (Arm_address): New type.
3320 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3321 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3322 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3324 (Insn_template): Same.
3325 (DEF_STUBS): New macro.
3326 (Stub_type): New enum type.
3327 (Stub_template): New class definition.
3330 (Stub_factory): Same.
3331 (Target_arm::Target_arm): Initialize may_use_blx_ and
3332 should_force_pic_veneer_.
3333 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3334 Target_arm::should_force_pic_veneer,
3335 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3336 Target_arm::using_thumb_only, Target_arm:;default_target): New
3338 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3339 New data member declarations.
3340 (Insn_template::size, Insn_template::alignment): New method defintions.
3341 (Stub_template::Stub_template): New method definition.
3342 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3343 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3344 (Stub_factory::Stub_factory): New method definition.
3345 * gold.h (string_hash): New template.
3346 * output.h (Input_section_specifier::hash_value): Use
3348 (Input_section_specifier::string_hash): Remove.
3349 * stringpool.cc (Stringpool_template::string_hash): Use
3352 2009-10-20 Doug Kwan <dougkwan@google.com>
3354 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3355 symbols of relaxed input sections.
3356 * output.h (Output_section::find_relaxed_input_section): Make
3359 2009-10-16 Doug Kwan <dougkwan@google.com>
3361 * dynobj.cc (Versions::Versions): Initialize version_script_.
3362 Only insert base version symbol definition for a shared object
3363 if version script defines any version versions.
3364 (Versions::define_base_version): New method definition.
3365 (Versions::add_def): Check that base version is not needed.
3366 (Versions::add_need): Define base version lazily.
3367 * dynobj.h (Versions::define_base_version): New method declaration.
3368 (Versions::needs_base_version_): New data member declaration.
3369 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3370 (check_DATA): Add no_version_test.stdout.
3371 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3373 * testsuite/Makefile.in: Regenerate.
3374 * testsuite/no_version_test.c: New file.
3375 * testsuite/no_version_test.sh: Ditto.
3377 2009-10-16 Doug Kwan <dougkwan@google.com>
3379 * expression.cc (class Segment_start_expression): New class definition.
3380 (Segment_start_expression::value): New method definition.
3381 (script_exp_function_segment_start): Return a new
3382 Segment_start_expression.
3383 * gold/script-c.h (script_saw_segment_start_expression): New function
3385 * script-sections.cc (Script_sections::Script_sections): Initialize
3386 SAW_SEGMENT_START_EXPRESSION_ to false.
3387 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3388 and -Tbbs options to specify section addresses if given in
3389 command line and no SEGMENT_START expression is seen in a script.
3390 * script-sections.h (Script_sections::saw_segment_start_expression,
3391 Script_sections::set_saw_segment_start_expression): New method
3393 (Script_sections::saw_segment_start_expression_): New data member
3395 * script.cc (script_saw_segment_start_expression): New function.
3396 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3397 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3398 script_test_7.sh and script_test_8.sh.
3399 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3400 script_test_8.stdout.
3401 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3402 (script_test_6, script_test_6.stdout, script_test_7,
3403 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3404 * Makefile.in: Regenerate.
3405 * testsuite/script_test_6.sh: New file.
3406 * testsuite/script_test_6.t: Same.
3407 * testsuite/script_test_7.sh: Same.
3408 * testsuite/script_test_7.t: Same.
3409 * testsuite/script_test_8.sh: Same.
3411 2009-10-16 Doug Kwan <dougkwan@google.com>
3413 * output.cc (Output_segment::set_section_list_address): Cast
3414 expressions to unsigned long long type to avoid format warnings.
3416 2009-10-15 Ian Lance Taylor <iant@google.com>
3418 * script.cc (Script_options::add_symbol_assignment): Always add a
3419 dot assignment to script_sections_.
3420 * script-sections.cc (Script_sections::add_dot_assignment):
3421 Initialize if necessary.
3423 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3424 program headers with no load segment if there is a linker script.
3426 * layout.cc (Layout::set_segment_offsets): Align the file offset
3427 to the segment aligment for -N or -n with no load segment.
3428 * output.cc (Output_segment::add_output_section): Don't crash if
3429 the first section is a TLS section.
3430 (Output_segment::set_section_list_addresses): Print an error
3431 message if the address moves backward in a linker script.
3432 * script-sections.cc
3433 (Output_section_element_input::set_section_addresses): Don't
3434 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3435 (Orphan_output_section::set_section_addresses): Likewise.
3437 2009-10-15 Doug Kwan <dougkwan@google.com>
3439 * layout.cc (Layout::finish_dynamic_section): Generate tags
3440 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3441 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3442 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3444 2009-10-14 Ian Lance Taylor <iant@google.com>
3446 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3448 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3449 data_shdr fields of relinfo.
3450 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3451 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3452 R_386_TLS_LDO_32, adjust based on section flags.
3453 (Target_i386::Relocate::fix_up_ldo): Remove.
3455 2009-10-13 Ian Lance Taylor <iant@google.com>
3457 Add support for -pie.
3458 * options.h (class General_options): Add -pie and
3460 (General_options::output_is_position_independent): Test -pie.
3461 (General_options::output_is_executable): Return true if not shared
3462 and not relocatable.
3463 (General_options::output_is_pie): Remove.
3464 * options.cc (General_options::finalize): Reject incompatible uses
3466 * gold.cc (queue_middle_tasks): A -pie link is not static.
3467 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3468 * symtab.cc (Symbol::final_value_is_known): Return false if
3469 output_is_position_independent.
3470 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3471 output_is_position_independent.
3472 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3473 output_is_position_independent.
3474 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3475 output_is_position_independent.
3476 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3478 (basic_pie_test.o, basic_pie_test): New targets.
3479 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3480 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3481 (two_file_pie_test): New target.
3482 * testsuite/Makefile.in: Rebuild.
3483 * README: Remove note saying that -pie is not supported.
3485 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3487 * options.h (class General_options): Add -init and -fini.
3488 * layout.cc (Layout::finish_dynamic_section): Emit
3489 given init and fini functions.
3491 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3493 * gc.h (gc_process_relocs): Check if icf is enabled using new
3495 * gold.cc (queue_initial_tasks): Likewise.
3496 (queue_middle_tasks): Likewise.
3497 * object.cc (do_layout): Likewise.
3498 * symtab.cc (is_section_folded): Likewise.
3499 * main.cc (main): Likewise.
3500 * reloc.cc (Read_relocs::run): Likewise.
3501 (Sized_relobj::do_scan_relocs): Likewise.
3502 * icf.cc (is_function_ctor_or_dtor): New function.
3503 (Icf::find_identical_sections): Check if function is ctor or dtor when
3505 * options.h (General_options::icf): Change option to be an enum.
3506 (Icf_status): New enum.
3507 (icf_enabled): New method.
3508 (icf_safe_folding): New method.
3509 (set_icf_status): New method.
3510 (icf_status_): New variable.
3511 * (options.cc) (General_options::finalize): Set icf_status_.
3512 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3513 icf_test and icf_keep_unique_test to use the --icf enum flag.
3514 * testsuite/icf_safe_test.sh: New file.
3515 * testsuite/icf_safe_test.cc: New file.
3517 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3519 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3520 includes to gc.h and icf.h.
3521 * arm.cc: Include gc.h.
3522 * gold.cc: Likewise.
3523 * i386.cc: Likewise.
3524 * powerpc.cc: Likewise.
3525 * sparc.cc: Likewise.
3526 * x86_64.cc: Likewise.
3527 * gc.h: Include icf.h.
3529 2009-10-11 Ian Lance Taylor <iant@google.com>
3531 * plugin.cc: Include "gold.h" before other header files.
3533 2009-10-10 Chris Demetriou <cgd@google.com>
3535 * options.h (Input_file_argument::Input_file_type): New enum.
3536 (Input_file_argument::is_lib_): Replace with...
3537 (Input_file_argument::type_): New member.
3538 (Input_file_argument::Input_file_argument): Take Input_file_type
3539 'type' rather than boolean 'is_lib' as second argument.
3540 (Input_file_argument::is_lib): Use type_.
3541 (Input_file_argument::is_searched_file): New function.
3542 (Input_file_argument::may_need_search): Handle is_searched_file.
3543 * options.cc (General_options::parse_library): Support -l:filename.
3544 (General_options::parse_just_symbols): Update for Input_file_argument
3546 (Command_line::process): Likewise.
3547 * archive.cc (Archive::get_file_and_offset): Likewise.
3548 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3549 * script.cc (read_script_file, script_add_file): Likewise.
3550 * fileread.cc (Input_file::Input_file): Likewise.
3551 (Input_file::will_search_for): Handle is_searched_file.
3552 (Input_file::open): Likewise.
3553 * readsyms.cc (Read_symbols::get_name): Likewise.
3554 * testsuite/Makefile.am (searched_file_test): New test.
3555 * testsuite/Makefile.in: Regenerate.
3556 * testsuite/searched_file_test.cc: New file.
3557 * testsuite/searched_file_test_lib.cc: New file.
3559 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3560 Ian Lance Taylor <iant@google.com>
3562 * descriptor.cc: Include <cstdio> and "binary-io.h".
3563 (Descriptors::open): Open the files in binary mode always.
3564 * script.cc (Lex::get_token): Treat \r as whitespace.
3566 2009-10-09 Ian Lance Taylor <iant@google.com>
3568 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3570 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3571 Ian Lance Taylor <iant@google.com>
3573 * configure.ac: Check for readv function also.
3574 * fileread.cc (readv): Define if not HAVE_READV.
3575 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3577 * config.in: Regenerate.
3578 * configure: Regenerate.
3580 2009-10-09 Doug Kwan <dougkwan@google.com>
3582 * layout.cc (Layout::make_output_section): Call target hook to make
3583 ordinary output section.
3584 (Layout::finalize): Adjust parameter list of call the
3585 Target::may_relax().
3586 * layout.h (class Layout::section_list): New method.
3587 * merge.h (Output_merge_base::entsize): Change visibility to public.
3588 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3590 (Output_merge_string::do_is_string): New method.
3591 * object.cc (Sized_relobj::do_setup): renamed from
3592 Sized_relobj::set_up.
3593 * object.h (Sized_relobj::adjust_shndx,
3594 Sized_relobj::initializ_input_to_output_maps,
3595 Sized_relobj::free_input_to_output_maps): Change visibilities to
3597 (Sized_relobj::setup): Virtualize.
3598 (Sized_relobj::do_setup): New method declaration.
3599 (Sized_relobj::invalidate_section_offset,
3600 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3601 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3602 * options.cc (parse_int): New function.
3603 * options.h (parse_int): New declaration.
3604 (DEFINE_int): New macro.
3605 (stub_group_size): New option.
3606 * output.cc (Output_section::Output_section): Initialize memebers
3607 merge_section_map_, merge_section_by_properties_map_,
3608 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3609 (Output_section::add_input_section): Handled deferred code-fill
3610 generation and remove an old comment.
3611 (Output_section::add_relaxed_input_section): New method definition.
3612 (Output_section::add_merge_input_section): Use merge section by
3613 properties map to speed to search. Update merge section maps
3615 (Output_section::build_relaxation_map): New method definition.
3616 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3618 (Output_section::relax_input_section): Renamed to
3619 Output_section::convert_input_sections_to_relaxed_sections and change
3620 interface to take a vector of pointers to relaxed sections.
3621 (Output_section::find_merge_section,
3622 Output_section::find_relaxed_input_section): New method definitions.
3623 (Output_section::is_input_address_mapped,
3624 Output_section::output_offset, Output_section::output_address):
3625 Use output section data maps to speed up searching.
3626 (Output_section::find_starting_output_address): Add comments.
3627 (Output_section::do_write,
3628 Output_section::write_to_postprocessing_buffer): Do code-fill
3629 generation as appropriate.
3630 (Output_section::get_input_sections): Invalidate relaxed input section
3632 (Output_section::restore_states): Adjust type of checkpoint .
3633 Invalidate relaxed input section map.
3634 * output.h (Output_merge_base): New class declaration.
3635 (Input_section_specifier): New class defintion.
3636 (class Output_relaxed_input_section) Change base class to
3637 Output_section_data_build.
3638 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3639 base class initializer.
3640 (Output_section::add_relaxed_input_section): New method declaration.
3641 (Output_section::Input_section): Change visibility to protected.
3642 (Output_section::Input_section::relobj,
3643 Output_section::Input_section::shndx): Handle relaxed input sections.
3644 Output_section::input_sections) Change visibility to protected. Also
3645 define overload to return a non-const pointer.
3646 (Output_section::Merge_section_properties): New class defintion.
3647 (Output_section::Merge_section_by_properties_map,
3648 Output_section::Output_section_data_by_input_section_map,
3649 Output_section::Relaxation_map): New types.
3650 (Output_section::relax_input_section): Rename method to
3651 Output_section::convert_input_sections_to_relaxed_sections and change
3652 interface to take a vector of relaxed section pointers.
3653 (Output_section::find_merge_section,
3654 Output_section::find_relaxed_input_section,
3655 Output_section::build_relaxation_map,
3656 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3657 New method declarations.
3658 (Output_section::merge_section_map_
3659 Output_section::merge_section_by_properties_map_,
3660 Output_section::relaxed_input_section_map_,
3661 Output_section::is_relaxed_input_section_map_valid_,
3662 Output_section::generate_code_fills_at_write_): New data members.
3663 * script-sections.cc
3664 (Output_section_element_input::set_section_addresses): Call
3665 current_data_size and addralign methods of relaxed input sections.
3666 (Orphan_output_section::set_section_addresses): Call current_data_size
3667 and addralign methods of relaxed input sections.
3668 * symtab.cc (Symbol_table::compute_final_value): Extract template
3669 from the body of Symbol_table::sized_finalize_symbol.
3670 (Symbol_table::sized_finalized_symbol): Call
3671 Symbol_table::compute_final_value.
3672 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3673 (Symbol_table::compute_final_value): New templated method declaration.
3674 * target.cc (Target::do_make_output_section): New method defintion.
3675 * target.h (Target::make_output_section): New method declaration.
3676 (Target::relax): Add more parameters for input objects, symbol table
3677 and layout. Adjust call to do_relax.
3678 (Target::do_make_output_section): New method declaration.
3679 (Target::do_relax): Add parameters for input objects, symbol table
3682 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3684 * pread.c: Include stdio.h.
3686 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3688 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3691 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3693 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3694 Change read_shndx type to unsigned int.
3695 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3697 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3698 * dwarf_reader.h (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 * layout.cc (Layout::create_symtab_sections): Cast the result of
3704 local_symcount * symsize to off_t in the gold_assert.
3706 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3708 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3709 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3711 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3712 (Arm_relocate_functions::thm_abs5): New function.
3713 (Arm_relocate_functions::abs12): New function.
3714 (Arm_relocate_functions::abs16): New function.
3715 (Arm_relocate_functions::base_abs): New function.
3716 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3717 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3718 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3720 (Scan::global): Likewise.
3721 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3722 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3723 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3724 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3727 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3729 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3730 (Arm_relocate_functions::movt_prel): New function.
3731 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3732 (Arm_relocate_functions::thm_movt_prel): New function.
3733 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3734 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3735 (Scan::global, Relocate::relocate): Likewise.
3736 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3738 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3740 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3741 Incremental_checker.
3742 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3744 (class Incremental_inputs_header): New class.
3745 (Incremental_inputs_header_writer): Edit comment.
3746 (Incremental_inputs_entry): New class.
3747 (Incremental_inputs_entry_writer): Edit comment.
3748 (Sized_incremental_binary::do_find_incremental_inputs_section):
3749 Add *strtab_shndx parameter, fill it.
3750 (Sized_incremental_binary::do_check_inputs): New method.
3751 (Incremental_checker::can_incrementally_link_output_file): Use
3752 Sized_incremental_binary::check_inputs.
3753 (Incremental_inputs::report_command_line): Save command line in
3756 (Incremental_binary::find_incremental_inputs_section): New
3758 (Incremental_binary::do_find_incremental_inputs_section): Add
3759 strtab_shndx parameter.
3760 (Incremental_binary::do_check_inputs): New pure virtual method.
3761 (Sized_incremental_binary::do_check_inputs): Declare.
3762 (Incremental_checker::Incremental_checker): Add incremental_inputs
3763 parameter, use it to initialize incremental_inputs_.
3764 (Incremental_checker::incremental_inputs_): New field.
3765 (Incremental_checker::command_line): New method.
3766 (Incremental_checker::inputs): New method.
3767 (Incremental_checker::command_line_): New field.
3769 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3771 * incremental.cc: Include <cstdarg> and "target-select.h".
3772 (vexplain_no_incremental): New function.
3773 (explain_no_incremental): New function.
3774 (Incremental_binary::error): New method.
3775 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3777 (make_sized_incremental_binary): New function.
3778 (open_incremental_binary): New function.
3779 (can_incrementally_link_file): Add checks if output is ELF and has
3781 * incremental.h: Include "elfcpp_file.h" and "output.h".
3782 (Incremental_binary): New class.
3783 (Sized_incremental_binary): New class.
3784 (open_incremental_binary): Declare.
3785 * object.cc (is_elf_object): Use
3786 elfcpp::Elf_recognizer::is_elf_file.
3787 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3788 * output.h (Output_file::filesize): New method.
3790 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3792 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3794 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3795 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3797 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3799 (Arm_relocate_functions::movw_abs_nc): New function.
3800 (Arm_relocate_functions::movt_abs): New function.
3801 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3802 (Arm_relocate_functions::thm_movt_abs): New function.
3803 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3804 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3805 (Scan::global): Likewise.
3806 (Relocate::relocate): Likewise.
3807 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3809 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3811 * arm.cc (Arm_relocate_functions::got_prel) New function.
3812 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3813 (Relocate::relocate): Likewise.
3814 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3816 2009-10-06 Ian Lance Taylor <iant@google.com>
3818 * options.h (class General_options): Define
3819 split_stack_adjust_size parameter.
3820 * object.h (class Object): Add uses_split_stack_ and
3821 has_no_split_stack_ fields. Add uses_split_stack and
3822 has_no_split_stack accessor functions. Declare
3823 handle_split_stack_section.
3824 (class Reloc_symbol_changes): Define.
3825 (class Sized_relobj): Define Function_offsets. Declare
3826 split_stack_adjust, split_stack_adjust_reltype, and
3828 * object.cc (Object::handle_split_stack_section): New function.
3829 (Sized_relobj::do_layout): Call handle_split_stack_section.
3830 * dynobj.cc (Sized_dynobj::do_layout): Call
3831 handle_split_stack_section.
3832 * reloc.cc (Sized_relobj::relocate_sections): Call
3833 split_stack_adjust for executable sections in split_stack
3834 objects. Pass reloc_map to relocate_section.
3835 (Sized_relobj::split_stack_adjust): New function.
3836 (Sized_relobj::split_stack_adjust_reltype): New function.
3837 (Sized_relobj::find_functions): New function.
3838 * target-reloc.h: Include "object.h".
3839 (relocate_section): Add reloc_symbol_changes parameter. Change
3841 * target.h (class Target): Add calls_non_split method. Declare
3842 do_calls_non_split virtual method. Declare match_view and
3844 * target.cc: Include "elfcpp.h".
3845 (Target::do_calls_non_split): New function.
3846 (Target::match_view): New function.
3847 (Target::set_view_to_nop): New function.
3848 * gold.cc (queue_middle_tasks): Give an error if mixing
3849 split-stack and non-split-stack objects with -r.
3850 * i386.cc (Target_i386::relocate_section): Add
3851 reloc_symbol_changes parameter.
3852 (Target_i386::do_calls_non_split): New function.
3853 * x86_64.cc (Target_x86_64::relocate_section): Add
3854 reloc_symbol_changes parameter.
3855 (Target_x86_64::do_calls_non_split): New function.
3856 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3858 * powerpc.cc (Target_powerpc::relocate_section): Add
3859 reloc_symbol_changes parameter.
3860 * sparc.cc (Target_sparc::relocate_section): Add
3861 reloc_symbol_changes parameter.
3862 * configure.ac: Call AM_CONDITIONAL for the default target.
3863 * configure: Rebuild.
3864 * testsuite/Makefile.am (TEST_AS): New variable.
3865 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3866 (check_DATA): Add split_i386 and split_x86_64 files.
3867 (SPLIT_DEFSYMS): Define.
3868 (split_i386_[1234n].o): New targets.
3869 (split_i386_[124]): New targets.
3870 (split_i386_[1234r].stdout): New targets.
3871 (split_x86_64_[1234n].o): New targets.
3872 (split_x86_64_[124]): New targets.
3873 (split_x86_64_[1234r].stdout): New targets.
3874 (MOSTLYCLEANFILES): Add new executables.
3875 * testsuite/split_i386.sh: New file.
3876 * testsuite/split_x86_64.sh: New file.
3877 * testsuite/split_i386_1.s: New file.
3878 * testsuite/split_i386_2.s: New file.
3879 * testsuite/split_i386_3.s: New file.
3880 * testsuite/split_i386_4.s: New file.
3881 * testsuite/split_i386_n.s: New file.
3882 * testsuite/split_x86_64_1.s: New file.
3883 * testsuite/split_x86_64_2.s: New file.
3884 * testsuite/split_x86_64_3.s: New file.
3885 * testsuite/split_x86_64_4.s: New file.
3886 * testsuite/split_x86_64_n.s: New file.
3887 * testsuite/testfile.cc (Target_test): Update relocation_section
3889 * testsuite/Makefile.in: Rebuild.
3891 2009-10-06 Ian Lance Taylor <iant@google.com>
3893 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3894 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3895 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3896 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3897 the address on ldo_addrs_.
3898 (Target_i386::Relocate::fix_up_ldo): New function.
3900 2009-10-06 Rafael Espindola <espindola@google.com>
3902 * plugin.cc (add_input_library): New.
3903 (Plugin::load): Add add_input_library to tv.
3904 (Plugin_manager::add_input_file): Add the is_lib argument.
3905 (add_input_file): Update call to Plugin_manager::add_input_file.
3906 (add_input_library): New.
3907 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3909 2009-09-30 Doug Kwan <dougkwan@google.com>
3911 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3912 symbol and call Symbol::may_need_copy_reloc to determine if
3913 a copy reloc is needed.
3914 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3915 nocopyreloc is given in command line.
3916 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3917 given in command line.
3918 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3919 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3920 of the removed Target_i386::may_need_copy_reloc.
3921 * options.h (copyreloc): New option with default value false.
3922 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3923 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3924 instead of the removed Target_powerpc::may_need_copy_reloc.
3925 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3926 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3927 instead of the removed Target_sparc::may_need_copy_reloc.
3928 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3929 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3930 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3931 instead of the removed Target_x86_64::may_need_copy_reloc.
3933 2009-09-30 Ian Lance Taylor <iant@google.com>
3935 * object.h (class Object): Remove target_ field, and target,
3936 sized_target, and set_target methods.
3937 (Object::sized_target): Remove.
3938 (class Sized_relobj): Update declarations. Remove sized_target.
3939 * object.cc (Sized_relobj::setup): Remove target parameter.
3941 (Input_objects::add_object): Don't do anything with the target.
3942 (make_elf_sized_object): Add punconfigured parameter. Change all
3943 callers. Set or test parameter target.
3944 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3946 * parameters.cc (Parameters::set_target): Change parameter type to
3948 (Parameters::default_target): Remove.
3949 (set_parameters_target): Change parameter type to be non-const.
3950 (parameters_force_valid_target): New function.
3951 (parameters_clear_target): New function.
3952 * parameters.h (class Parameters): Update declarations. Remove
3953 default_target method. Add sized_target and clear_target
3954 methods. Change target_ to be non-const.
3955 (set_parameters_target): Update declaration.
3956 (parameters_force_valid_target): Declare.
3957 (parameters_clear_target): Declare.
3958 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3959 as NULL if we aren't searching.
3960 (Add_symbols::run): Don't check for compatible target.
3961 * fileread.cc (Input_file::open_binary): Call
3962 parameters_force_valid_target.
3963 * gold.cc (queue_middle_tasks): Likewise.
3964 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3965 set_target on object.
3966 * dynobj.h (class Sized_dynobj): Update declarations.
3967 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3968 make_elf_object returns NULL.
3969 (Archive::include_member): Don't check whether object target is
3971 * output.cc (Output_section::add_input_section): Get target from
3973 (Output_section::relax_input_section): Likewise.
3974 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3976 (Sized_relobj::do_scan_relocs): Likewise.
3977 (Sized_relobj::relocate_sections): Likewise.
3978 * resolve.cc (Symbol_table::resolve): Likewise.
3979 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3980 parameter. Change all callers.
3981 (Symbol_table::add_from_object): Get target from parameters.
3982 (Symbol_table::add_from_relobj): Don't check object target.
3983 (Symbol_table::add_from_dynobj): Likewise.
3984 (Symbol_table::define_special_symbol): Get target from
3986 * symtab.h (class Symbol_table): Update declaration.
3987 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3988 parameter. Change all callers. Clear parameter target.
3989 (Binary_test): Test target here.
3990 * testsuite/object_unittest.cc (gold_testsuite): Remove
3991 target_test_pointer parameter. Change all callers.
3992 (Object_test): Test target here.
3994 2009-09-26 Ian Lance Taylor <iant@google.com>
3996 * testsuite/initpri1.c: Don't try to use constructor priorities if
3997 compiling with gcc before 4.3.
3999 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4001 * testsuite/retain_symbols_file_test.sh (check_present): Change
4002 output file name to retain_symbols_file_test.stdout.
4003 (check_absent): Likewise.
4005 2009-09-18 Craig Silverstein <csilvers@google.com>
4007 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4008 * options.cc: Include <cerrno> and <fstream>.
4009 (General_options::finalize): Parse -retain-symbols-file tag.
4010 * options.h: New flag.
4011 (General_options): New method should_retain_symbol, new
4012 variable symbols_to_retain.
4013 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4014 should_retain_symbol map.
4015 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4016 * testsuite/Makefile.in: Regenerate.
4017 * testsuite/retain_symbols_file_test.sh: New file.
4019 2009-09-18 Nick Clifton <nickc@redhat.com>
4021 * po/es.po: Updated Spanish translation.
4023 2009-09-17 Doug Kwan <dougkwan@google.com>
4025 * debug.h (DEBUG_RELAXATION): New constant.
4026 (DEBUG_ALL): Add DEBUG_RELAXATION.
4027 (debug_string_to_enum): Add relaxation debug option.
4029 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4030 Layout::Relaxation_debug_check::read_sections,
4031 Layout::Relaxation_debug_check::read_sections): New method definitions.
4032 (Layout::Layout): Initialize data members
4033 record_output_section_data_from_scrips_,
4034 script_output_section_data_list_ and relaxation_debug_check_.
4035 (Layout::save_segments, Layout::restore_segments,
4036 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4037 Layout::relaxation_loop_body): New method definitions.
4038 (Layout::finalize): Support relaxation. Move section layout code to
4039 Layout::relaxation_loop_body.
4040 (Layout::set_asection_address_from_script): Move code for orphan
4041 section placement out.
4042 (Layout::place_orphan_sections_in_script): New method definition.
4043 * layout.h (Output_segment_headers, Output_file_header):
4044 New forward class declarations.
4045 (Layout::~Layout): Define.
4046 (Layout::new_output_section_data_from_script): New method definition.
4047 (Layout::place_orphan_sections_in_script): New method declaration.
4048 (Layout::Segment_states): New type declaration.
4049 (Layout::save_segments, Layout::restore_segments,
4050 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4051 Layout::relaxation_loop_body): New method declarations.
4052 (Layout::Output_section_data_list): New type declaration.
4053 (Layout::Relaxation_debug_check): New class definition.
4054 (Layout::record_output_section_data_from_script_,
4055 Layout::script_output_section_data_list_, Layout::segment_states_,
4056 Layout::relaxation_debug_check_): New data members.
4057 * output.cc: (Output_section_headers::do_size): New method definition.
4058 (Output_section_headers::Output_section_headers): Move size
4059 computation to Output_section_headers::do_size.
4060 (Output_segment_headers::do_size): New method definition.
4061 (Output_file_header::Output_file_header): Move size computation to
4062 Output_file_header::do_size and call it.
4063 (Output_file_header::do_size): New method definition.
4064 (Output_data_group::Output_data_group): Adjust call to
4065 Output_section_data.
4066 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4067 (Output_symtab_xindex::do_write): Add array bound check.
4068 (Output_section::Input_section::print_to_mapfile): Handle
4069 RELAXED_INPUT_SECTION_CODE.
4070 (Output_section::Output_section): Initialize data member checkpoint_.
4071 (Output_section::~Output_section): Delete checkpoint object pointed
4073 (Output_section::add_input_section): Always add an Input_section if
4075 (Output_section::add_merge_input_section): Add assert.
4076 (Output_section::relax_input_section): New method definition.
4077 (Output_section::set_final_data_size): Set load address to zero for
4078 an unallocated section.
4079 (Output_section::do_address_and_file_offset_have_reset_values):
4080 New method definition.
4081 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4082 Handle relaxed input section.
4083 (Output_section::sort_attached_input_sections): Checkpoint input
4084 section list lazily.
4085 (Output_section::get_input_sections): Change type of input_sections to
4086 list of Simple_input_section pointers. Checkpoint input section list
4087 lazily. Also handle relaxed input sections.
4088 (Output_section::add_input_section_for_script): Take a reference to
4089 a Simple_input_section object instead of Relobj pointer and section
4090 index as parameter. Handle relaxed input sections.
4091 (Output_section::save_states, Output_section::restore_states): New
4093 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4094 (Output_data::is_data_size_fixed): New method definition.
4095 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4097 (Output_data::address_and_file_offset_have_reset_values): New method
4099 (Output_data::do_address_and_file_offset_have_reset_values): New method
4101 (Output_data::set_data_size): Check that data size is not fixed.
4102 (Output_data::fix_data_size): New method definition.
4103 (Output_data::is_data_size_fixed_): New data member.
4104 (Output_section_headers::set_final_data_size): New method definition.
4105 (Output_section_headers::do_size): New method declaration.
4106 (Output_segment_headers::set_final_data_size): New method definition.
4107 (Output_segment_headers::do_size): New method declaration.
4108 (Output_file_header::set_final_data_size)::New method definition.
4109 (Output_file_header::do_size)::New method declaration.
4110 (Output_section_data::Output_section_data): Add new parameter
4111 is_data_size_fixed and use it to fix data size.
4112 (Output_data_const::Output_data_const): Adjust call to base class
4113 constructor and fix data size.
4114 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4115 base class constructor and fix data size.
4116 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4117 base class constructor and fix data size.
4118 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4119 class constructor and fix data size.
4120 (Output_data_group::set_final_data_size): New method definition.
4121 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4122 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4123 class constructor and fix data size.
4124 (Output_relaxed_input_section): New class definition.
4125 (Output_section::Simple_input_section): New class definition.
4126 (Output_section::get_input_sections): Adjust parameter list.
4127 (Output_section::add_input_section_for_script): Same.
4128 (Output_section::save_states, Output_section::restore_states,
4129 Output_section::do_address_and_file_offset_have_reset_values,
4130 (Output_section::Input_section::Input_section): Handle
4131 RELAXED_INPUT_SECTION_CODE. Add new overload for
4132 Output_relaxed_input_section.
4133 (Output_section::Input_section::is_input_section,
4134 Output_section::Input_section::set_output_section): Handle relaxed
4136 (Output_section::Input_section::is_relaxed_input_section,
4137 Output_section::Input_section::output_section_data,
4138 Output_section::Input_section::relaxed_input_section): New method
4140 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4142 (Output_section::Input_section::u1_): Update comments.
4143 (Output_section::Input_section::u2_): Add new union member poris.
4144 (Output_section::Checkpoint_output_section): New classs definition.
4145 (Output_section::relax_input_section): New method declaration.
4146 (Output_section::checkpoint_): New data member.
4147 (Output_segment): Update comments.
4148 (Output_segment::Output_segment): Un-privatize copy constructor.
4149 (Output_segment::operator=): Un-privatize.
4150 * script-sections.cc (Output_section_element::Input_section_list):
4151 Change element type to Output_section::Simple_input_section.
4152 (Output_section_element_dot_assignment::set_section_addresses):
4153 Register output section data for relaxation clean up.
4154 (Output_data_exression::Output_data_expression): Adjust call to base
4155 constructor to fix data size.
4156 (Output_section_element_data::set_section_addresses): Register
4157 Output_data_expression object for relaxation clean up.
4158 (struct Input_section_info): Replace Relobj pointer and section index
4159 pair with Output_section::Simple_input_section and Convert struct to a
4161 (Input_section_sorter::operator()): Adjust access to
4162 Input_section_info data member to use accessors.
4163 (Output_section_element_input::set_section_addresses): Use layout
4164 parameter. Adjust code to use Output_section::Simple_input_section
4165 and Input_secction_info classes. Register filler for relaxation
4167 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4168 and section index pair with Output_section::Simple_input_section
4169 class. Adjust code accordingly.
4170 (Phdrs_element::release_segment): New method definition.
4171 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4173 (Script_sections::release_segments): New method definition.
4174 * gold/script-sections.h (Script_sections::release_segments): New
4176 * gold/target.h (Target::may_relax, Target::relax,
4177 Target::do_may_relax, Target::do_relax): New method definitions.
4179 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4181 * arm.cc (has_signed_unsigned_overflow): New function.
4182 (Arm_relocate_functions::abs8): New function.
4183 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4184 (Target_arm::Scan::global): Likewise.
4185 (Target_arm::relocate::relocate): Likewise.
4186 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4189 2009-09-16 Cary Coutant <ccoutant@google.com>
4191 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4192 * testsuite/Makefile.in: Regenerate.
4194 2009-09-11 Nick Clifton <nickc@redhat.com>
4196 * po/gold.pot: Updated by the Translation project.
4198 2009-09-08 Cary Coutant <ccoutant@google.com>
4200 * output.cc (Output_file::open): Add execute permission to empty file.
4201 * testsuite/Makefile.am (permission_test): New test.
4202 * testsuite/Makefile.in: Regenerate.
4204 2009-09-02 Ian Lance Taylor <iant@google.com>
4206 * output.cc (Output_file::resize): Call map_no_anonymous rather
4209 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4211 * gold.cc: Include "incremental.h".
4212 (queue_initial_tasks): Call Incremental_checker methods.
4213 * incremental.cc: Include "output.h".
4214 (Incremental_checker::can_incrementally_link_output_file): New
4216 * incremental.h (Incremental_checker): New class.
4218 * output.cc (Output_file::open_for_modification): New method.
4219 (Output_file::map_anonymous): Changed return type to bool. Record
4221 (Output_file::map_no_anonymous): New method, broken out of map.
4222 (Output_file::map): Use map_no_anonymous and map_anonymous.
4223 * output.h (class Output_file): Update declarations.
4225 2009-08-24 Cary Coutant <ccoutant@google.com>
4227 * options.h (Command_line::Pre_options): New class.
4228 (Command_line::pre_options): New member.
4229 * options.cc (gold::options::ready_to_register): New variable.
4230 (One_option::register_option): Do nothing if not registering options.
4231 Assert if same short option registered twice.
4232 (General_options::General_options): Turn off option registration when
4234 (Command_line::Pre_options::Pre_options): New constructor.
4236 2009-08-24 Cary Coutant <ccoutant@google.com>
4238 * options.h (General_options::no_keep_memory): Remove incorrect
4241 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4243 * Makefile.am (am__skiplex, am__skipyacc): New.
4244 * Makefile.in: Regenerate.
4246 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4248 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4249 (INCLUDES): ... this.
4250 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4251 (AM_CPPFLAGS): Renamed from ...
4252 (INCLUDE): ... this.
4253 * Makefile.in, testsuite/Makefile.in: Regenerate.
4255 * Makefile.in: Regenerate.
4256 * aclocal.m4: Likewise.
4257 * config.in: Likewise.
4258 * configure: Likewise.
4259 * testsuite/Makefile.in: Likewise.
4261 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4262 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4263 * Makefile.in: Regenerate.
4264 * testsuite/Makefile.in: Regenerate.
4266 2009-08-19 Cary Coutant <ccoutant@google.com>
4268 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4269 symbols in shared libraries overridden by hidden or internal symbols
4270 in the main program.
4272 2009-08-19 Chris Demetriou <cgd@google.com>
4274 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4275 checking source file names in error messages.
4277 2009-08-18 Doug Kwan <dougkwan@google.com>
4279 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4280 an elcpp::Ehdr as parameter. Adjust call to set_target.
4281 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4282 an elfcpp::Ehdr as parameter.
4283 * object.cc (Object::set_target): Remove the version that looks up
4284 a target and sets it.
4285 (Sized_relobj::setup): Take a Target object instead of
4286 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4287 (make_elf_sized_object): Find target and ask target to
4289 * object.h: (Object::set_target): Remove the version that looks up
4290 a target and sets it.
4291 (Sized_relobj::setup): Take a Target object instead of
4292 an elfcpp:Ehdr as parameter.
4293 * target.cc: Include dynobj.h.
4294 (Target::do_make_elf_object_implementation): New.
4295 (Target::do_make_elf_object): New.
4296 * target.h (Target::make_elf_object): New template declaration.
4297 (Target::do_make_elf_object): New method declarations.
4298 (Target::do_make_elf_object_implementation): New template declaration.
4300 2009-08-14 Ian Lance Taylor <iant@google.com>
4302 * gold.h (FUNCTION_NAME): Define.
4303 (gold_unreachable): Use FUNCTION_NAME.
4305 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4307 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4308 symbol in the --keep-unique list is not found.
4310 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4312 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4313 been maked as --keep-unique.
4314 (Icf::unfold_section): New function.
4315 * icf.h (Icf::unfold_section): New function.
4316 * options.h (General_options::keep_unique): New option.
4317 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4318 * testsuite/Makefile.in: Regenerate.
4319 * testsuite/icf_keep_unique_test.sh: New file.
4320 * testsuite/icf_keep_unique_test.cc: New file.
4322 2009-08-12 Cary Coutant <ccoutant@google.com>
4325 * resolve.cc (Symbol_table::resolve): Check for references from
4326 dynamic objects to hidden and internal symbols.
4327 * testsuite/Makefile.am (hidden_test.sh): New test.
4328 * testsuite/Makefile.in: Regenerate.
4329 * testsuite/hidden_test.sh: New script.
4330 * testsuite/hidden_test_1.c: New test source.
4331 * testsuite/hidden_test_main.c: New test source.
4333 2009-08-11 Doug Kwan <dougkwan@google.com>
4335 * arm.cc: Update comments.
4336 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4337 segment to locate the .ARM.exidx section if present.
4339 2009-08-09 Doug Kwan <dougkwan@google.com>
4341 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4344 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4345 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4348 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4350 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4351 valid tls_segment only for non-debug-section relocations.
4352 * testsuite/Makefile.am: Add gc_tls_test.
4353 * testsuite/Makefile.in: Regenerate.
4354 * testsuite/gc_tls_test.cc: New file.
4355 * testsuite/gc_tls_test.sh: New file.
4357 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4361 * Makefile.am (CCFILES): Add icf.cc.
4363 * Makefile.in: Regenerate.
4364 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4365 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4366 section, symbol and addend information for the relocs.
4367 * gold.cc (queue_middle_tasks): Call identical code folding.
4368 * gold.h: Add defines for multimap.
4369 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4370 to the call of finalize_local_symbols.
4371 * main.cc (main): Create object of class Icf.
4372 * object.cc (Sized_relobj::do_layout): Allow this function to be
4373 called twice during icf.
4374 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4375 to sections marked as identical by icf.
4376 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4378 (Sized_relobj::do_section_entsize): New function.
4379 * object.h (Object::section_entsize): New function.
4380 (Object::do_section_entsize): New pure virtual function.
4381 (Relobj::finalize_local_symbols): Add new parameter.
4382 (Relobj::do_section_entsize): New function.
4383 * options.h (General_options::icf): New option.
4384 (General_options::icf_iterations): New option.
4385 (General_options::print_icf_sections): New option.
4386 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4387 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4388 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4390 * symtab.cc (Symbol_table::is_section_folded): New function.
4391 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4392 to sections marked as identical by icf.
4393 * symtab.h (Symbol_table::set_icf): New function.
4394 (Symbol_table::icf): New function.
4395 (Symbol_table::is_section_folded): New function.
4396 (Symbol_table::icf_): New data member.
4397 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4398 * testsuite/Makefile.am: Add commands to build icf_test.
4399 * testsuite/Makefile.in: Regenerate.
4400 * testsuite/icf_test.sh: New file.
4401 * testsuite/icf_test.cc: New file.
4403 2009-07-24 Chris Demetriou <cgd@google.com>
4405 * layout.cc (is_compressible_debug_section): Fix incorrect
4406 comment about compressed section names.
4408 2009-07-20 Ian Lance Taylor <ian@airs.com>
4411 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4413 2009-07-16 Ian Lance Taylor <iant@google.com>
4416 * layout.h: #include <map>.
4417 (class Kept_section): Change from struct to class. Add accessors
4418 and setters. Add section size to Comdat_group mapping. Change
4419 Comdat_group to std::map. Add is_comdat_ field. Add
4420 linkonce_size field in union.
4421 (class Layout): Update declaration of find_or_add_kept_section.
4422 Don't declare find_kept_object.
4423 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4424 parameter. Add object, shndx, is_comdat, and is_group_name
4425 parameters. Change all callers. Adjust for new Kept_section.
4426 (Layout::find_kept_object): Remove.
4427 * object.cc (Sized_relobj::include_section_group): Update use of
4428 Kept_section. Rename secnum to shndx. Only record
4429 Kept_comdat_section if sections are the same size.
4430 (Sized_relobj::include_linkonce_section): Update use of
4431 Kept_section. Only record Kept_comdat_section if sections are the
4432 same size. Set size of linkonce section.
4433 (Sized_relobj::map_to_kept_section): Update call to
4434 get_kept_comdat_section.
4435 * object.h (class Sized_relobj): Rename fields in
4436 Kept_comdat_section to drop trailing underscores; change object
4437 field to Relobj*. Change Kept_comdat_section_table to store
4438 struct rather than pointer.
4439 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4440 Add kept_object and kept_shndx parameters. Change all callers.
4441 (Sized_relobj::get_kept_comdat_section): Change return type to
4442 bool. Add kept_object and kept_shndx parameters. Change all
4444 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4445 Layout::find_or_add_kept_section.
4447 2009-07-09 Ian Lance Taylor <iant@google.com>
4449 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4450 Reserve space in the hash table.
4452 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4454 * fileread.cc (File_read::get_mtime): New method.
4455 * fileread.h (Timespec): New structure.
4456 (File_read::get_mtime): New method.
4457 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4458 Renamed from timestamp_nsec.
4459 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4461 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4463 (Incremental_inputs::report_archive): Save mtime; style fix.
4464 (Incremental_inputs::report_obejct): Save mtime; style fix.
4465 (Incremental_inputs::report_script): Save mtime; style fix.
4466 (Incremental_inputs::finalize_inputs): Style fix.
4467 (Incremental_inputs::finalize): Style fix.
4468 (Incremental_inputs::create_input_section_data): Store inputs
4470 * incremental.h (Incremental_inputs::report_script): Add mtime
4472 (Incremental_inputs::Input_info::Input_info): Intialize only one
4474 (Incremental_inputs::Input_info::archive): Move to nameless
4476 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4477 (Incremental_inputs::Input_info::script): Move to nameless union.
4478 (Incremental_inputs::mtime): New field.
4479 * script.cc (read_input_script): Pass file mtime to
4481 * script.h (Script_info::inputs): Style fix.
4483 2009-07-01 Ian Lance Taylor <ian@airs.com>
4485 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4488 2009-06-24 Ian Lance Taylor <iant@google.com>
4491 * layout.cc (Layout::choose_output_section): If we find an
4492 existing section, update the flags.
4493 (Layout::create_notes): New function, broken out of
4495 (Layout::finalize): Don't create note sections.
4496 (Layout::create_note): Don't crash if linker script discards
4498 (Layout::create_gold_note): Likewise.
4499 (Layout::create_build_id): Likewise. Don't set
4500 after_input_sections on the section.
4501 (Layout::create_executable_stack_info): Remove target parameter.
4503 * layout.h (class Layout): Declare create_notes. Update
4504 declaration of create_executable_stack_info.
4505 * gold.cc (queue_middle_tasks): Call create_notes.
4506 * output.cc (Output_section::update_flags_for_input_section): Move
4507 here from output.h. If SHF_ALLOC flag is newly set, mark address
4509 * output.h (Output_data::mark_address_invalid): New function.
4510 (class Output_section): Only declare, not define,
4511 update_flags_for_input_section. Remove set_flags.
4513 2009-06-24 Ian Lance Taylor <iant@google.com>
4515 * script-sections.cc (Output_section_definition::
4516 set_section_addresses): Rename shadowing local load_address to
4519 2009-06-24 Ian Lance Taylor <iant@google.com>
4522 * reloc.cc (relocate_sections): Skip empty relocation sections.
4524 2009-06-23 Ian Lance Taylor <iant@google.com>
4527 * layout.cc (Layout::create_note): Use choose_output_section
4528 rather than make_output_section.
4530 2009-06-23 Ian Lance Taylor <iant@google.com>
4533 * options.cc (General_options::parse_V): Set printed_version_.
4534 (General_options::General_options): Initialize printed_version_.
4535 * options.h (class General_options): Add printed_version_ field.
4536 * gold.cc (queue_initial_tasks): If there are no input files,
4537 don't give a fatal error if we printed the version information.
4538 (queue_middle_tasks): If using -r with a shared object, give a
4539 fatal error rather than an ordinary error.
4541 2009-06-23 Ian Lance Taylor <iant@google.com>
4544 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4545 (Layout::make_output_section): Set have_stabstr_section_ if we see
4546 a .stab*str section.
4547 (Layout::finalize): Call link_stabs_sections.
4548 (Layout::link_stabs_sections): New file.
4549 * layout.h (class Layout): Add have_stabstr_section_ field.
4550 Declare link_stabs_sections.
4552 2009-06-23 Doug Kwan <dougkwan@google.com>
4554 * Makefile.am (libgold_a_LIBADD): New.
4555 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4556 * Makefile.in: Regenerate.
4557 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4558 * configure: Regenerate.
4559 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4560 * fileread.cc: Include sys/state.h
4561 * gold.h: Declare memmem and strndup if found missing.
4562 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4564 2009-06-23 Ian Lance Taylor <iant@google.com>
4566 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4567 * configure: Rebuild.
4569 2009-06-23 Ian Lance Taylor <iant@google.com>
4572 * object.cc (Object::section_contents): Don't try to get a view if
4573 the section has length zero.
4574 (Object::handle_gnu_warning_section): If the section is empty, use
4575 the name of the section as the warning.
4577 2009-06-23 Ian Lance Taylor <iant@google.com>
4580 * stringpool.h (class Stringpool_template): Add optimize_ field.
4581 (Stringpool_template::set_optimize): New function.
4582 * stringpool.cc (Stringpool_template::Stringpool_template):
4583 Initialize optimize_ field.
4584 (Stringpool_template::set_string_offsets): Test local optimize
4585 fild rather than parameter.
4586 * layout.cc (Layout::Layout): Call set_optimize on the section
4589 2009-06-22 Ian Lance Taylor <iant@google.com>
4592 * yyscript.y: Parse TARGET.
4593 * script.cc (script_set_target): New function.
4594 * script-c.h (script_set_target): Declare.
4595 * options.cc (General_options::string_to_object_format): Rename
4596 from string_to_object_format in anonymous namespace. Change
4598 * options.h (class General_options): Declare
4599 string_to_object_format.
4601 2009-06-22 Ian Lance Taylor <iant@google.com>
4603 * script-sections.cc (Script_sections::create_segments): Don't put
4604 program headers in a PT_LOAD segment if -n or -N.
4606 2009-06-22 Ian Lance Taylor <iant@google.com>
4609 * options.h (class General_options): Add -z lazy and -z now. Sort
4610 -z options into alphabetical order.
4611 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4613 2009-06-21 Ian Lance Taylor <iant@google.com>
4615 * layout.cc (Layout::make_output_section): Call
4616 Target::new_output_section.
4617 (Layout::attach_allocated_section_to_segment): Put large section
4618 sections in a separate load segment with the large segment flag
4620 (Layout::segment_precedes): Sort large data segments after other
4622 (align_file_offset): New static function.
4623 (Layout::set_segment_offsets): Use align_file_offset.
4624 * output.h (class Output_section): Add is_small_section_ and
4625 is_large_section_ fields.
4626 (Output_section::is_small_section): New function.
4627 (Output_section::set_is_small_section): New function.
4628 (Output_section::is_large_section): New function.
4629 (Output_section::set_is_large_section): New function.
4630 (Output_section::is_large_data_section): New function.
4631 (class Output_segment): Add is_large_data_segment_ field.
4632 (Output_segment::is_large_data_segment): New function.
4633 (Output_segment::set_is_large_data_segment): New function.
4634 * output.cc (Output_section::Output_section): Initialize new
4636 (Output_segment::Output_segment): Likewise.
4637 (Output_segment::add_output_section): Add assertion that large
4638 data sections always go in large data segments. Force small data
4639 sections to the end of the list of data sections. Force small BSS
4640 sections to the start of the list of BSS sections. For large BSS
4641 sections to the end of the list of BSS sections.
4642 * symtab.h (class Symbol): Declare is_common_shndx.
4643 (Symbol::is_defined): Check Symbol::is_common_shndx.
4644 (Symbol::is_common): Likewise.
4645 (class Symbol_table): Define enum Commons_section_type. Update
4646 declarations. Add small_commons_ and large_commons_ fields.
4647 * symtab.cc (Symbol::is_common_shndx): New function.
4648 (Symbol_table::Symbol_table): Initialize new fields.
4649 (Symbol_table::add_from_object): Put small and large common
4650 symbols in the right list.
4651 (Symbol_table::sized_finalized_symbol): Check
4652 Symbol::is_common_shndx.
4653 (Symbol_table::sized_write_globals): Likewise.
4654 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4655 common symbol lists. Don't call do_allocate_commons_list if the
4657 (Symbol_table::do_allocate_commons_list): Remove is_tls
4658 parameter. Add comons_section_type parameter. Change all
4659 callers. Handle small and large common symbols.
4660 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4661 Symbol::is_common_shndx.
4662 * resolve.cc (symbol_to_bits): Likewise.
4663 * target.h (Target::small_common_shndx): New function.
4664 (Target::small_common_section_flags): New function.
4665 (Target::large_common_shndx): New function.
4666 (Target::large_common_section_flags): New function.
4667 (Target::new_output_section): New function.
4668 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4669 small_common_section_flags, and large_common_section_flags
4671 (Target::do_new_output_section): New virtual function.
4672 * arm.cc (Target_arm::arm_info): Initialize new fields.
4673 * i386.cc (Target_i386::i386_info): Likewise.
4674 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4676 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4677 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4678 (Target_x86_64::do_new_output_section): New function.
4679 * configure.ac: Define conditional MCMODEL_MEDIUM.
4680 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4681 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4682 (large_LDFLAGS): Define.
4683 * testsuite/large.c: New file.
4684 * testsuite/testfile.cc (Target_test::test_target_info):
4685 Initialize new fields.
4686 * configure, testsuite/Makefile.in: Rebuild.
4688 2009-06-05 Doug Kwan <dougkwan@google.com>
4690 * Makefile.am (CCFILES): Add target.cc.
4691 * Makefile.in: Regenerate.
4692 * i386.cc (class Target_i386): Define new virtual method to
4693 override do_is_local_label_name in parent.
4694 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4695 local symbols if --discard-locals or -X is given.
4696 * options.h (class General_options): Declare new options
4697 '--discard-locals' and '-X' for discarding locals.
4698 * target.h (class Target): Define new methods is_local_label_name.
4699 Declare new virtual method do_is_local_label_name.
4700 * target.cc: New file.
4701 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4702 (check_SCRIPTS): Add discard_locals_test.sh.
4703 (check_DATA): Add discard_local_tests.syms.
4704 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4705 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4706 * testsuite/Makefile.in: Regenerate.
4707 * testsuite/discard_locals_test.c: New file.
4708 * testsuite/discard_locals_test.sh: Same.
4710 2009-06-05 Doug Kwan <dougkwan@google.com>
4712 * object.cc (Sized_relobj::Sized_relobj): Initialize
4713 discarded_eh_frame_shndx_ to -1U.
4714 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4716 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4717 a discarded .eh_frame section.
4718 (Sized_relobj::do_finalize_local_symbols): Ditto.
4719 * object.h (class Sized_relobj): Declare new member
4720 discarded_eh_frame_shndx_.
4721 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4722 (local_labels_test.o, local_labels_test): New rules.
4723 * testsuite/Makefile.in: Regenerate.
4725 2009-06-04 Doug Kwan <dougkwan@google.com>
4727 * layout.cc (Layout::section_name_mapping): Add mapping for
4728 special ARM sections.
4730 2009-06-03 Doug Kwan <dougkwan@google.com>
4732 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4733 (utils::has_overflow): Same.
4735 2009-06-03 Ian Lance Taylor <iant@google.com>
4737 * layout.cc (Layout::section_name_mapping): New array, replacing
4738 Layout::linkonce_mapping.
4739 (Layout::section_name_mapping_count): New variable, replacing
4740 Layout::linkonce_mapping_count.
4741 (Layout::linkonce_output_name): Remove.
4742 (Layout::output_section_name): Rewrite.
4743 * layout.h (class Layout): Rename Linkonce_mapping to
4744 Section_name_mapping, linkonce_mapping to section_name_mapping,
4745 linkonce_mapping_count to section_name_mapping_count. Don't
4746 declare linkonce_output_name.
4748 2009-06-03 Doug Kwan <dougkwan@google.com>
4750 * gold/arm.cc (namespace utils): New.
4751 (Target_arm::reloc_is_non_pic): Define new method.
4752 (class Arm_relocate_functions): New.
4753 (Target_arm::Relocate::relocate): Handle relocation types used by
4756 2009-06-03 Ian Lance Taylor <iant@google.com>
4758 * arm.cc (Target_arm::scan::global): Use || instead of |.
4760 2009-06-02 Doug Kwan <dougkwan@google.com>
4762 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4763 issued_non_pic_error_.
4764 (class Target_arm::Scan): Declare new method check_non_pic.
4765 Define new method symbol_needs_plt_entry.
4766 Declare new data member issued_non_pic_error_.
4767 (class Target_arm::Relocate): Declare new method
4768 should_apply_static_reloc.
4769 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4770 (Target_arm::Scan::check_non_pic): Define new method.
4771 (Target_arm::Scan::local): Handle a small subset of reloc types used
4773 (Target_arm::Scan::local): Same.
4774 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4776 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4778 * incremental.cc (Incremental_inputs::report_command_line): Filter
4779 out --incremental-* options.
4781 2009-05-29 Doug Kwan <dougkwan@google.com>
4783 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4785 (class Target_arm): Update comment.
4786 (Target_arm::Target_arm): Initialize new data members GOT_,
4787 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4788 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4789 and Target_arm::rel_dyn_section.
4790 Declare new_enum Target_arm::Got_type.
4791 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4793 Update commments for member do_dynsym_value.
4794 (Target_arm::got_size, Target_arm::plt_section,
4795 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4796 new methods inside class defintion.
4797 (Target_arm::got_section): Define new method.
4798 (Target_arm::rel_dyn_section): Same.
4799 (Output_data_plt_arm): New template class.
4800 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4801 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4802 (Output_data_plt_arm::add_entry): Same.
4803 (Output_data_plt_arm::first_plt_entry): Define new
4804 static data member for PLT instruction template.
4805 (Output_data_plt_arm::plt_entry): Same.
4806 (Output_data_plt_arm::do_write): Define new method.
4807 (Target_arm::make_plt_entry): Same.
4808 (Target_arm::do_finalize_sections): Same.
4809 (Target_arm::do_dynsym_value): Same.
4811 2009-05-28 Doug Kwan <dougkwan@google.com>
4813 * Makefile.am (TARGETSOURCES): Add arm.cc.
4814 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4815 * Makefile.in: Regenerate.
4817 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4819 2009-05-26 Doug Kwan <dougkwan@google.com>
4821 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4822 (General_options::check_excluded_libs): Strip off directories in
4823 archive name before matching like GNU ld does.
4824 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4825 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4826 (exclude_libs_test_LDFLAGS): Add linker option
4827 -Wl,--exclude-libs,libexclude_libs_test_3
4828 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4829 an explicit archive without using -l.
4830 (alt/libexclude_libs_test_3.a): New make rule.
4831 * testsuite/Makefile.in: Regenerate.
4832 * testsuite/exclude_libs_test.c : Declare lib3_default().
4834 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4835 * exclude_libs_test_3.c: New file.
4837 2009-05-26 Nick Clifton <nickc@redhat.com>
4839 * po/id.po: New Indonesian translation.
4840 * po/gold.pot: Updated template file.
4842 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4844 * testsuite/Makefile.am: Add -ffunction-sections to compile
4845 gc_comdat_test files. Add -Wl,--gc-sections to build
4847 * testsuite/Makefile.in: Regenerate.
4848 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4850 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4852 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4853 kept comdat section was garbage collected.
4854 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4855 * testsuite/Makefile.in: Regenerate.
4856 * testsuite/gc_comdat_test.sh: New file.
4857 * testsuite/gc_comdat_test_1.cc: New file.
4858 * testsuite/gc_comdat_test_2.cc: New file.
4860 2009-05-19 Doug Kwan <dougkwan@google.com>
4862 * archive.cc (Archive::Archive): Move constructor from archive.h
4863 to here. Initialize no_export_.
4864 (Archive::get_elf_object_for_member): Set no_export flag of object.
4865 * archive.h (Archive::Archive): Move constructor body to
4867 (Archive::no_export): New method.
4868 (Archive::no_export_): New field.
4869 * object.h (Object::Object): Initialize no_export_ to false.
4870 (Object::no_export, Object::set_no_export): New methods.
4871 (Object::no_export_): New field.
4872 * options.cc (General_options::parse_exclude_libs): New method.
4873 (General_options::check_excluded_libs) Same.
4874 * options.h (exclude_libs): New option.
4875 (General_options::check_excluded_libs): New method declaration.
4876 (General_options::excluded_libs_): New field.
4877 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4878 default or protected visibility if an object has no-export flag set.
4879 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4880 (check_SCRIPTS): Add exclude_libs_test.sh.
4881 (check_DATA): Add exclude_libs_test.syms.
4882 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4883 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4884 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4885 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4886 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4887 libexclude_libs_test_2.a): New rules.
4888 * testsuite/Makefile.in: Regenerate.
4889 * testsuite/exclude_libs_test.c: New file.
4890 * testsuite/exclude_libs_test.sh: Ditto.
4891 * testsuite/exclude_libs_test_1.c: Ditto.
4892 * testsuite/exclude_libs_test_2.c: Ditto.
4894 2009-05-15 Ian Lance Taylor <iant@google.com>
4896 * configure.ac: Check for declarations for cases where libiberty.h
4897 checks HAVE_DECL_xxx.
4898 * configure, config.in: Rebuild.
4900 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4902 * gold.h (Incremental_argument_list): Remove (invalid) forward
4904 * incremental.cc (Incremental_inputs::report_achive): New method.
4905 (Incremental_inputs::report_object): New method.
4906 (Incremental_inputs::report_script): New method.
4907 (Incremental_inputs::finalize_inputs): New method.
4908 (Incremental_inputs::finalize): Call finalize_inputs().
4909 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4910 Create inputs entries.
4911 * incremental.h (Incremental_input_type): New enum.
4912 (Incremental_inputs::Incremental_input): Initialize new fields.
4913 (Incremental_inputs::report_inputs): New method.
4914 (Incremental_inputs::report_achive): New method.
4915 (Incremental_inputs::report_object): New method.
4916 (Incremental_inputs::report_script): New method.
4917 (Incremental_inputs::finalize_inputs): New method.
4918 (Incremental_inputs::Input_info): New struct.
4919 (Incremental_inputs::Input_info_map): New typedef.
4920 (Incremental_inputs::lock_): New field.
4921 (Incremental_inputs::Inputs_): New field.
4922 (Incremental_inputs::Inputs_map): New field.
4923 * main.cc (main): Call Incremental_input::report_inputs.
4924 * options.h (Input_argument_list): Typedef moved from
4926 (Input_file_group::Files): Remove, use ::Input_argument_list.
4927 (Input_file_group::Input_argument_list): Remove, use
4928 ::Input_argument_list.
4929 * plugin.cc (Plugin_manager::add_input_file): Add error in
4931 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4933 * script.cc (read_input_script): Call
4934 Incremental_input::report_script.
4935 * script.h (Script_info): New class.
4937 2009-04-27 Ian Lance Taylor <iant@google.com>
4939 * x86_64.cc (do_adjust_output_section): Set entsize to
4942 2009-04-23 Elliott Hughes <enh@google.com>
4944 * output.cc (Output_file::close): After short writes, continue
4945 writing from the correct offset in the buffer being written.
4947 2009-04-23 Chris Demetriou <cgd@google.com>
4949 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4950 * configure: Regenerate.
4951 * config.in: Regenerate.
4952 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4953 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4955 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4957 * incremental.cc (Incremental_inputs_header_data): Renamed from
4958 Incremental_input_header_data.
4959 (Incremental_inputs_header_data::data_size): New field.
4960 (Incremental_inputs_header_data::put_input_file_count): Renamed
4961 from input_file_count.
4962 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4963 from command_line_offset.
4964 (Incremental_inputs_header_data::put_reserved): Renamed from
4966 (Incremental_inputs_entry_data): Renamed from
4967 Incremental_input_entry_data.
4968 (Incremental_inputs_entry_data::data_size): New field.
4969 (Incremental_inputs::report_command_line): New method.
4970 (Incremental_inputs::finalize): New method.
4971 (Incremental_inputs::create_incremental_inputs_data): New method.
4972 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4973 * incremental.h: New file.
4974 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4975 (Layout::finalize): Create incremental inputs section in
4977 (Layout::create_incremental_info_sections): New method.
4978 * layout.h (Layout::incremental_inputs): New method.
4979 (Layout::create_incremental_info_sections): New method.
4980 (Layout::incremental_inputs_): New field.
4981 * main.cc (main): Notify Incremental_input of the command line.
4983 2009-04-01 Ian Lance Taylor <iant@google.com>
4984 Mikolaj Zalewski <mikolajz@google.com>
4986 * gold.h (reserve_unordered_map): Define, three versions, one for
4987 each version of Unordered_map.
4988 * layout.cc (Layout::Layout): Remove options parameter. Add
4989 number_of_input_files parameter. Don't initialize options_.
4990 Initialize number_of_input_files_ and resized_signatures_. Move
4991 sections_are_attached_.
4992 (Layout::layout_group): Reserve space for group_signatures_.
4993 (Layout::find_or_add_kept_section): Change name parameter to be a
4994 reference. Resize signatures_ map when it gets large enough.
4995 (Layout::layout_eh_frame): Use parameters->options() instead of
4997 (Layout::make_output_section): Likewise.
4998 (Layout::attach_allocated_section_to_segment): Likewise.
4999 (Layout::finalize, Layout::create_executable_stack): Likewise.
5000 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5001 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5002 * layout.h (class Layout): Update declarations. Remove options_
5003 field. Add number_of_input_files_ and resized_signatures_
5004 fields. Move sections_are_attached_ field.
5005 * main.cc (main): Pass number of input files to Layout
5006 constructor. Don't pass options.
5008 2009-03-30 Ian Lance Taylor <iant@google.com>
5010 * ffsll.c (ffsll): Correct implementation.
5012 2009-03-27 Ian Lance Taylor <iant@google.com>
5014 * ffsll.c: New file.
5015 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5016 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5017 * ftruncate.c (ftruncate): Declare before definition.
5018 * mremap.c (mremap): Likewise.
5019 * pread.c (pread): Likewise.
5020 * configure, Makefile.in, config.in: Rebuild.
5022 * mremap.c: New file.
5023 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5024 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5025 (mremap): Declare if HAVE_MREMAP is not defined.
5026 * configure, Makefile.in, config.in: Rebuild.
5028 2009-03-27 Cary Coutant <ccoutant@google.com>
5030 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5031 position independent.
5032 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5033 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5035 2009-03-24 Cary Coutant <ccoutant@google.com>
5037 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5039 (needs_dynamic_reloc): Likewise.
5041 2009-03-24 Ian Lance Taylor <iant@google.com>
5043 * yyscript.y (file_cmd): Recognize EXTERN.
5044 (extern_name_list, extern_name_list_body): New nonterminals.
5045 * script.cc (script_add_extern): Define.
5046 * script-c.h (script_add_extern): Declare.
5048 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5050 * object.cc (is_elf_object): Define.
5051 * object.h (is_elf_object): Declare.
5052 * archive.cc (Archive::get_elf_object_for_member): Call
5054 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5056 2009-03-24 Elliott Hughes <enh@google.com>
5058 * output.cc (Output_file::map_anonymous): Define.
5059 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5060 try an anonymous one. Report the size if the mmap fails.
5061 * output.h (class Output_file): Declare map_anonymous.
5063 2009-03-24 Ian Lance Taylor <iant@google.com>
5065 * target-select.cc (instantiate_target): Don't acquire the lock if
5066 the instantiated_target_ field has already been set.
5068 2009-03-23 Ian Lance Taylor <iant@google.com>
5070 * gold-threads.h (class Initialize_lock): Define.
5071 * gold-threads.cc (class Initialize_lock_once): Define.
5072 (initialize_lock_control): New static variable.
5073 (initialize_lock_pointer): New static variable.
5074 (initialize_lock_once): New static function.
5075 (Initialize_lock::Initialize_lock): Define.
5076 (Initialize_lock::initialize): Define.
5077 * target-select.h: Include "gold-threads.h".
5078 (class Target_selector): Add lock_ and initialize_lock_ fields.
5079 Don't define instantiate_target, just declare it.
5080 * target-select.cc (Target_selector::Target_selector): Initialize
5082 (Target_selector::instantiate_target): Define.
5083 * descriptors.h: Include "gold-threads.h".
5084 (class Descriptors): Add initialize_lock_ field.
5085 * descriptors.cc (Descriptors::Descriptors): Initialize new
5087 (Descriptors::open): Use initialize_lock_ field
5088 * errors.h (class Errors): Add initialize_lock_ field.
5089 * errors.cc (Errors::Errors): Initialize new field.
5090 (Errors::initialize_lock): Use initialize_lock_ field.
5091 * powerpc.cc (class Target_selector_powerpc): Remove
5092 instantiated_target_ field. In do_recognize call
5093 instantiate_target rather than do_instantiate_target. In
5094 do_instantiate_target just allocate a new target.
5095 * sparc.cc (class Target_selector_sparc): Likewise.
5097 * freebsd.h: New file.
5098 * i386.cc: Include "freebsd.h".
5099 (Target_i386): Derive from Target_freebsd rather than
5101 (Target_selector_i386): Derive from Target_selector_freebsd rather
5102 than Target_selector.
5103 * x86_64.cc: Include "freebsd.h".
5104 (Target_x86_64): Derive from Target_freebsd rather than
5106 (Target_selector_x86_64): Derive from Target_selector_freebsd
5107 rather than Target_selector.
5108 * target.h (class Target): Add adjust_elf_header and
5109 do_adjust_elf_header.
5110 * output.cc (Output_file_header:: do_sized_write): Call target
5111 adjust_elf_header routine.
5112 * configure.tgt: Set targ_osabi.
5113 * configure.ac: Define GOLD_DEFAULT_OSABI.
5114 * parameters.cc (Parameters::default_target): Pass
5115 GOLD_DEFAULT_OSABI to select_target.
5116 * target-select.h (class Target_selector): Make instantiate_target
5117 protected rather than private.
5118 * Makefile.am (HFILES): Add freebsd.h.
5119 * configure, Makefile.in, config.in: Rebuild.
5121 * merge.cc (do_add_input_section): Correct pend value. Change
5122 message about last entry not being null terminated from error to
5125 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5127 * incremental.cc: New file.
5128 * Makefile.am (CCFILES): Add incremental.cc.
5129 * Makefile.in: Rebuild.
5131 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5133 * layout.cc (Layout::output_section_name): Preserve names
5134 of '.note.' sections.
5136 2009-03-19 Ian Lance Taylor <iant@google.com>
5138 * descriptors.cc (Descriptors::open): Check that the options are
5139 valid before using them.
5141 2009-03-18 Ian Lance Taylor <iant@google.com>
5143 * script-sections.h: Include <list>.
5144 (class Script_sections): Change Sections_elements from std::vector
5145 to std::list. Typedef public Elements_iterator. Add
5146 orphan_section_placement_, data_segment_align_start_, and
5147 saw_data_segment_align_ fields. Remove data_segment_align_index_
5149 * script-sections.cc (class Orphan_section_placement): New class.
5150 (class Sections_element): Add virtual functions is_relro and
5151 orphan_section_init. Remove virtual function place_orphan_here.
5152 (class Output_section_definition): Add is_relro and
5153 orphan_section_init. Remove place_orphan_here.
5154 (class Orphan_output_section): Likewise.
5155 (Script_sections::Script_sections): Update for field changes.
5156 (Script_sections::data_segment_align): Set saw_data_segment_align_
5157 and data_segment_align_start_, not data_segment_align_index.
5158 (Script_sections::data_segment_relro_end): Check
5159 saw_data_segment_align_. Use data_segment_align_start_ rather
5160 than data_segment_align_index_.
5161 (Script_sections::place_orphan): Rewrite to use
5162 Orphan_section_placement.
5164 2009-03-17 Ian Lance Taylor <iant@google.com>
5166 * archive.cc (Archive::add_symbols): Check for a version attached
5167 to the symbol name in the archive map.
5168 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5169 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5170 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5171 (ver_test_11.a): New target.
5172 * testsuite/Makefile.in: Rebuild.
5174 * configure.ac: Check for chsize and posix_fallocate. Replace
5176 * ftruncate.c: New file, from gnulib.
5177 * output.cc (posix_fallocate): Define dummy version if not
5178 HAVE_POSIX_FALLOCATE.
5179 (Output_file::map): Call posix_fallocate rather than lseek and
5181 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5182 * configure, Makefile.in, config.in: Rebuild.
5184 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5186 * layout.h (Layout::create_note): Add section_name parameter.
5187 * layout.cc (Layout::create_note): Likewise.
5188 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5190 2009-03-17 Ian Lance Taylor <iant@google.com>
5192 * descriptors.cc: Include "options.h".
5193 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5194 (Descriptors::open): Always use O_CLOEXEC when opening a new
5195 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5196 then set FD_CLOEXEC.
5198 * sparc.cc (class Target_sparc): Add has_got_section.
5199 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5200 make sure we have a GOT section.
5202 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5203 (Target_sparc::Scan::local): Likewise.
5204 (Target_sparc::Scan::global): Likewise.
5205 (Target_sparc::Relocate::relocate): Likewise.
5206 (Target_sparc::Relocate::relocate_tls): Likewise.
5208 * symtab.cc (Symbol_table::define_default_version): New function,
5209 broken out of add_from_object.
5210 (Symbol_table::add_from_object): Call define_default_version.
5211 (Symbol_table::define_special_symbol): Add resolve_oldsym
5212 parameter. Change all callers. If the version for a symbol comes
5213 from a version script, resolve it with the symbol with the same
5214 name with no version. Also add the symbol without a version if
5216 (do_define_in_output_data): If resolving with oldsym, don't delete
5218 (do_define_in_output_segment): Likewise.
5219 (do_define_as_constant): Likewise.
5220 * symtab.h (class Symbol_table): Update declarations.
5222 2009-03-13 Ian Lance Taylor <iant@google.com>
5224 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5225 (Read_symbols::requeue): New function.
5226 (Read_symbols::do_read_symbols): If make_elf_object fails because
5227 the target type is not configured, and the file was searched for,
5228 issue a warning and retry with the next directory.
5229 (Add_symbols::run): If the file has an incompatible format, and
5230 it was searched for, requeue the Read_symbols task. On error,
5232 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5233 dirindex parameter to constructor. Change all callers. Declare
5234 incompatible_warning and requeue.
5235 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5236 input_argument_ and input_group_ fields. Add them to
5237 constructor. Change all callers.
5238 (class Read_script): Add dirindex_ field. Add it to constructor.
5240 * archive.cc (Archive::setup): Remove input_objects parameter.
5242 (Archive::get_file_and_offset): Likewise.
5243 (Archive::read_all_symbols): Likewise.
5244 (Archive::read_symbols): Likewise.
5245 (Archive::get_elf_object_for_member): Remove input_objects
5246 parameter. Add punconfigured parameter. Change all callers.
5247 (Archive::add_symbols): Change return type to bool. Check return
5248 value of include_member.
5249 (Archive::include_all_members): Likewise.
5250 (Archive::include_member): Change return type to bool. Return
5251 false if first included object has incompatible target. Set
5252 included_member_ field.
5253 (Add_archive_symbols::run): If add_symbols returns false, requeue
5255 * archive.h (class Archive): Add included_member_ field.
5256 Initialize it in constructor. Add input_file and searched_for
5257 methods. Update declarations.
5258 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5259 input_argument_ fields. Add them to constructor. Change all
5261 * script.cc: Include "target-select.h".
5262 (class Parser_closure): Add skip_on_incompatible_target_ and
5263 found_incompatible_target_ fields. Add
5264 skip_on_incompatible_target parameter to constructor. Change all
5265 callers. Add methods skip_on_incompatible_target,
5266 clear_skip_on_incompatible_target, found_incompatible_target, and
5267 set_found_incompatible_target.
5268 (read_input_script): Add dirindex parameter. Change all callers.
5269 If parser finds an incompatible target, requeue Read_symbols
5271 (script_set_symbol): Clear skip_on_incompatible_target in
5273 (script_add_assertion, script_parse_option): Likewise.
5274 (script_start_sections, script_add_phdr): Likewise.
5275 (script_check_output_format): New function.
5276 * script.h (read_input_script): Update declaration.
5277 * script-c.h (script_check_output_format): Declare.
5278 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5279 (ignore_cmd): Remove OUTPUT_FORMAT.
5280 * fileread.cc (Input_file::Input_file): Add explicit this.
5281 (Input_file::will_search_for): New function.
5282 (Input_file::open): Add pindex parameter. Change all callers.
5283 * fileread.h (class Input_file): Add input_file_argument method.
5284 Declare will_search_for. Update declarations.
5285 * object.cc (make_elf_object): Add punconfigured parameter.
5287 * object.h (class Object): Make input_file public. Add
5288 searched_for method.
5289 (make_elf_object): Update declaration.
5290 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5292 * dirsearch.h (class Dirsearch): Update declaration.
5293 * options.h (class General_options): Add --warn-search-mismatch.
5294 * parameters.cc (Parameters::is_compatible_target): New function.
5295 * parameters.h (class Parameters): Declare is_compatible_target.
5296 * workqueue.cc (Workqueue::add_blocker): New function.
5297 * workqueue.h (class Workqueue): Declare add_blocker.
5299 * fileread.cc (Input_file::open): Remove options parameter.
5301 (Input_file::open_binary): Likewise.
5302 * script.cc (read_input_script): Likewise.
5303 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5304 options parameter from constructor. Change all callers.
5305 (class Read_script): Likewise.
5306 * fileread.h (class Input_file): Update declarations.
5307 * script.h (read_input_script): Update declaration.
5309 2009-03-10 Nick Clifton <nickc@redhat.com>
5311 * po/es.po: New Spanish translation.
5313 2009-03-06 Cary Coutant <ccoutant@google.com>
5315 * options.cc (parse_short_option): Keep dash_z from registering itself.
5317 2009-03-03 Ian Lance Taylor <iant@google.com>
5320 * target-reloc.h (relocate_section): Pass output_section to
5322 * i386.cc (Target_i386::should_apply_static_reloc): Add
5323 output_section parameter. Change all callers.
5324 (Target_i386::Relocate::relocate): Add output_section parameter.
5325 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5326 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5327 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5328 * testsuite/two_file_shared.sh: New script.
5329 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5330 (check_DATA): Add two_file_shared.dbg.
5331 (two_file_shared.dbg): New target.
5332 * testsuite/Makefile.in: Rebuild.
5334 2009-03-01 Ian Lance Taylor <iant@google.com>
5336 * configure.ac: Check for byteswap.h.
5337 * configure: Rebuild.
5338 * config.in: Rebuild.
5340 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5342 * layout.cc (Layout::find_or_add_kept_section): New function.
5343 (Layout::add_comdat): Removed.
5344 * layout.h (struct Kept_section): Move out of class Layout.
5345 Remove trailing underscores from field names. Add group_sections
5346 field. Rename group_ field to is_group. Change all uses.
5347 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5348 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5349 comdat_groups_ field.
5350 (Sized_relobj::include_section_group): Use
5351 find_or_add_kept_section and Kept_section::group_sections.
5352 (Sized_relobj::include_linkonce_section): Likewise.
5353 * object.cc (class Sized_relobj): Don't define Comdat_group or
5354 Comdat_group_table. Remove find_comdat_group and
5355 add_comdat_group. Remove comdat_groups_ field.
5356 * plugin.cc (include_comdat_group): Use
5357 Layout::find_or_add_kept_section.
5359 2009-02-28 Ian Lance Taylor <iant@google.com>
5361 * README: --gc-sections and map files are now supported. Document
5362 some build requirements.
5365 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5366 relocatable link set the value of the section symbol to zero.
5367 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5368 relocatable link don't include the section address in the local
5371 2009-02-27 Ian Lance Taylor <iant@google.com>
5374 * options.h (class Search_directory): Add is_system_directory.
5375 (class General_options): Declare is_in_system_directory.
5376 * options.cc (get_relative_sysroot): Make static.
5377 (get_default_sysroot): Make static.
5378 (General_optoins::is_in_system_directory): New function.
5379 * fileread.cc (Input_file::is_in_system_directory): New function.
5380 * fileread.h (class Input_file): Declare is_in_system_directory.
5381 * object.h (class Object): Add is_in_system_directory.
5382 (class Input_objects): Remove system_library_directory_ field.
5383 * object.cc (Input_objects::add_object): Don't set
5384 system_library_directory_.
5385 (input_objects::found_in_system_library_directory): Remove.
5386 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5387 parameter. Change all callers.
5388 (Symbol_table::sized_write_globals): Likewise.
5389 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5390 Call Object::is_in_system_directory.
5391 * symtab.h (class Symbol_table): Update declarations.
5394 * descriptors.h (Open_descriptor): Add is_on_stack field.
5395 * descriptors.cc (Descriptors::open): If the descriptor is on the
5396 top of the stack, remove it. Initialize is_on_stack field.
5397 (Descriptors::release): Only add pod to stack if it is not on the
5399 (Descriptors::close_some_descriptor): Clear stack_next and
5403 * output.cc (Output_section::find_starting_output_address): Rename
5404 from starting_output_address; add PADDR parameter; change return
5406 * output.h (class Output_section): Declare
5407 find_starting_output_address instead of starting_output_address.
5408 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5409 section symbol for which we can't find a merge section.
5412 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5413 hidden or internal, force the symbol to be local.
5414 * resolve.cc (Symbol::override_visibility): Define.
5415 (Symbol::override_base): Use override_visibility.
5416 (Symbol_table::resolve): Likewise.
5417 (Symbol::override_base_with_special): Likewise.
5418 (Symbol_table::override_with_special): If the visibility is hidden
5419 or internal, force the symbol to be local.
5420 * symtab.h (class Symbol): Add set_visibility and
5421 override_visibility.
5422 * testsuite/ver_test_1.sh: New file.
5423 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5424 (check_DATA): Add ver_test_1.syms.
5425 (ver_test_1.syms): New target.
5426 * testsuite/Makefile.in: Rebuild.
5428 2009-02-25 Cary Coutant <ccoutant@google.com>
5430 * layout.cc (Layout::choose_output_section): Don't rename sections
5431 when using a linker script that has a SECTIONS clause.
5432 * Makefile.in: Regenerate.
5434 * testsuite/Makefile.am (script_test_5.sh): New test case.
5435 * testsuite/Makefile.in: Regenerate.
5436 * testsuite/script_test_5.cc: New file.
5437 * testsuite/script_test_5.sh: New file.
5438 * testsuite/script_test_5.t: New file.
5440 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5442 * archive.cc (Archive::include_member): Update calls to add_symbols.
5443 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5444 the Layout argument.
5445 * dynobj.h (do_add_symbols): Add the Layout argument.
5446 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5448 * object.h (Object::add_symbols): Add the Layout argument.
5449 (Object::do_add_symbols): Add the Layout argument.
5450 (Sized_relobj::do_add_symbols): Add the Layout argument.
5451 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5452 Unify the two versions.
5453 (Add_plugin_symbols): Remove.
5454 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5455 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5456 (Add_plugin_symbols): Remove.
5457 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5458 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5459 (Add_symbols::run): Make it work with Pulginobj.
5461 2009-02-06 Ian Lance Taylor <iant@google.com>
5463 * object.cc (Sized_relobj::do_layout): Make info message start
5464 with lower case letter.
5466 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5468 * binary.cc: Fix file comment.
5470 * options.h (enum Incremental_disposition): Define.
5471 (class General_options): Add new options: --incremental,
5472 --incremental_changed, --incremental_unchanged,
5473 --incremental_unknown. Add incremental_disposition_ and
5474 implicit_incremental_ fields.
5475 (General_options::incremental_disposition): New function.
5476 (class Position_dependent_options): Add incremental_disposition
5478 (Position_dependent_options::copy_from_options): Set incremental
5480 * options.cc (General_options::parse_incremental_changed): New
5482 (General_options::parse_incremental_unchanged): New function.
5483 (General_options::parse_incremental_unknown): New function.
5484 (General_options::General_options): Initialize new fields
5485 incremental_disposition_ and implicit_incremental_.
5486 (General_options::finalize): Check for uasge of --incremental-*
5487 without --incremental.
5489 2009-02-06 Chris Demetriou <cgd@google.com>
5491 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5492 pointer and to report location as the file name associated with
5494 (gold_undefined_symbol_at_location): New function to replace the
5495 old gold_undefined_symbol functionality.
5496 * target-reloc.h (relocate_section): Update to use
5497 gold_undefined_symbol_at_location.
5498 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5499 Call gold_undefined_symbol function rather than gold_error.
5500 * errors.h (Errors::undefined_symbol): Take location as a
5501 string, rather than calculating it from a relocation.
5502 * errors.cc (Errors::fatal): Print "fatal error:" before the
5504 (Errors::error, Errors::error_at_location): Print "error: "
5505 before the formatted message.
5506 (Errors::undefined_symbol): Take location as a string, rather
5507 than calculating it from a relocation.
5508 (gold_undefined_symbol_at_location): New function akin to
5509 old gold_undefined_symbol, calculates location from relocation.
5510 (gold_undefined_symbol): Change to take only a Symbol pointer
5511 and to report location as the file name associated with the symbol.
5512 * testsuite/debug_msg.sh: Update for changed error messages.
5513 * testsuite/undef_symbol.sh: Likewise.
5515 2009-02-04 Duncan Sands <baldrick@free.fr>
5518 * reduced_debug_output.h
5519 (Output_reduced_debug_abbrev_section::failed): Use format for
5521 (Output_reduced_debug_info_section::faild): Likewise.
5523 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5525 * script.cc (Lazy_demangler): New class.
5526 (Version_script_info::get_symbol_version_helper): Demangle a
5529 2009-01-29 Cary Coutant <ccoutant@google.com>
5531 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5533 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5535 2009-01-28 Ian Lance Taylor <iant@google.com>
5537 * version.cc (version_string): Bump to 1.9.
5539 * gold.h: Include <cstring> and <stdint.h>.
5540 * version.cc: Include <cstdio>.
5541 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5543 * reduced_debug_output.cc (insert_into_vector): Rename from
5544 Insert_into_vector; change all callers. Use Swap_unaligned to
5545 avoid aliasing issue; remove union since it is unnecessary.
5547 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5549 * Makefile.am (CCFILES): Add gc.cc.
5551 * Makefile.in: Regenerate.
5552 * gold.cc (Gc_runner): New class.
5553 (queue_initial_tasks): Call garbage collection related tasks
5554 when corresponding options are invoked.
5555 (queue_middle_gc_tasks): New function.
5556 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5557 processed early before laying out sections during garbage collection.
5558 * gold.h (queue_middle_gc_tasks): New function.
5559 (is_prefix_of): Move from "layout.cc".
5560 * i386.cc (Target_i386::gc_process_relocs): New function.
5561 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5562 * main.cc (main): Create object of class "Garbage_collection".
5563 * object.cc (Relobj::copy_symbols_data): New function.
5564 (Relobj::is_section_name_included): New function.
5565 (Sized_relobj::do_layout): Allow this function to be called twice
5566 during garbage collection and defer layout of section during the
5568 * object.h (Relobj::get_symbols_data): New function.
5569 (Relobj::is_section_name_included): New function.
5570 (Relobj::copy_symbols_data): New function.
5571 (Relobj::set_symbols_data): New function.
5572 (Relobj::get_relocs_data): New function.
5573 (Relobj::set_relocs_data): New function.
5574 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5575 (Relobj::gc_process_relocs): New function.
5576 (Relobj::do_gc_process_relocs): New pure virtual function.
5577 (Relobj::sd_): New data member.
5578 (Sized_relobj::is_output_section_offset_invalid): New function.
5579 (Sized_relobj::do_gc_process_relocs): New function.
5580 * options.h (General_options::gc_sections): Modify to not be a no-op.
5581 (General_options::print_gc_sections): New option.
5582 * plugin.cc (Plugin_finish::run): Remove function call to
5583 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5584 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5585 * reloc.cc (Read_relocs::run): Add task to process relocs and
5586 determine unreferenced sections when doing garbage collection.
5587 (Gc_process_relocs): New class.
5588 (Sized_relobj::do_gc_process_relocs): New function.
5589 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5590 sections that are garbage collected.
5591 * reloc.h (Gc_process_relocs): New class.
5592 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5593 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5594 symbols whose corresponding sections are garbage collected.
5595 (Symbol_table::Symbol_table): Add new parameter for the garbage
5597 (Symbol_table::gc_mark_undef_symbols): New function.
5598 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5599 (Symbol_table::gc_mark_dyn_syms): New function.
5600 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5602 (Symbol_table::add_from_object): Likewise.
5603 (Symbol_table::add_from_relobj): When building shared objects, do not
5604 treat externally visible symbols as garbage.
5605 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5606 table information for static and relocatable links.
5607 * symtab.h (Symbol_table::set_gc): New function.
5608 (Symbol_table::gc): New function.
5609 (Symbol_table::gc_mark_undef_symbols): New function.
5610 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5611 (Symbol_table::gc_mark_dyn_syms): New function.
5612 (Symbol_table::gc_): New data member.
5613 * target.h (Sized_target::gc_process_relocs): New pure virtual
5615 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5616 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5618 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5620 * options.h (General_options::gc_sections): Define as a no-op for now.
5621 (General_options::no_keep_memory): Ditto.
5622 (General_options::Bshareable): Define.
5623 * options.cc (General_options::finalize): Honor -Bshareable.
5625 2009-01-20 Andreas Schwab <schwab@suse.de>
5627 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5628 read the value in the contents, since we don't use it. Use the
5629 template endianness when writing.
5630 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5632 2009-01-19 Andreas Schwab <schwab@suse.de>
5634 * configure.tgt (powerpc64-*): Fix targ_obj.
5636 2009-01-15 Ian Lance Taylor <iant@google.com>
5638 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5639 local symbols when stripping all symbols.
5641 2009-01-14 Cary Coutant <ccoutant@google.com>
5643 * output.cc (Output_reloc): Add explicit instantiations.
5645 2009-01-14 Cary Coutant <ccoutant@google.com>
5647 * archive.cc (Archive::get_elf_object_for_member): Remove call
5648 to File_read::claim_for_plugin.
5649 * descriptors.cc (Descriptors::open): Remove reference to
5651 (Descriptors::claim_for_plugin): Remove.
5652 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5653 (Descriptors::is_claimed): Remove.
5654 (claim_descriptor_for_plugin): Remove.
5655 * fileread.cc (File_read::claim_for_plugin): Remove.
5656 * fileread.h (File_read::claim_for_plugin): Remove.
5657 (File_read::descriptor): Reopen descriptor if necessary.
5658 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5659 (Plugin_manager::all_symbols_read): Add task parameter. Change
5661 (Plugin_manager::get_input_file): New function.
5662 (Plugin_manager::release_input_file): New function.
5663 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5664 corresponding data member.
5665 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5666 and pass to base constructor. Change all callers.
5667 (get_input_file, release_input_file): New functions.
5668 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5669 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5670 (Plugin_manager::all_symbols_read): Add task parameter.
5671 (Plugin_manager::get_input_file): New function.
5672 (Plugin_manager::release_input_file): New function.
5673 (Plugin_manager::task_): New data member.
5674 (Pluginobj::Pluginobj): Add filesize parameter.
5675 (Pluginobj::filename): New function.
5676 (Pluginobj::descriptor): New function.
5677 (Pluginobj::filesize): New function.
5678 (Pluginobj::filesize_): New data member.
5679 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5680 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5681 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5683 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5684 with archive libraries.
5685 * testsuite/Makefile.in: Regenerate.
5686 * testsuite/plugin_test.c (struct sym_info): New type.
5687 (get_input_file, release_input_file): New static variables.
5688 (onload): Capture new transfer vector entries.
5689 (claim_file_hook): Stop reading at end of file according to filesize.
5690 Factor out parsing of readelf output into separate function.
5691 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5692 APIs and get the source file name from the symbol table. Convert
5693 source file name to corresponding object file name. Print info
5694 message when adding new input files.
5695 (parse_readelf_line): New function.
5696 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5697 * testsuite/plugin_test_2.sh: Likewise.
5698 * testsuite/plugin_test_3.sh: Likewise.
5699 * testsuite/plugin_test_4.sh: New test case.
5701 2009-01-07 Ian Lance Taylor <iant@google.com>
5703 * version.cc (version_string): Bump to 1.8.
5705 2008-12-23 Cary Coutant <ccoutant@google.com>
5707 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5708 * plugin.cc (Plugin_manager::finish): Rename as
5709 layout_deferred_objects. Move cleanup to separate function.
5710 (Plugin_manager::cleanup): New function.
5711 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5713 * plugin.h (Plugin_manager::finish): Rename as
5714 layout_deferred_objects.
5715 (Plugin_manager::cleanup): New function.
5716 (Plugin_manager::cleanup_done): New field.
5718 2008-12-23 Cary Coutant <ccoutant@google.com>
5720 * plugin.cc (is_visible_from_outside): New function.
5721 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5722 so we don't return "IR only" status for exported symbols or -r links.
5724 * testsuite/Makefile.am (plugin_test_3): New test case.
5725 * testsuite/Makefile.in: Regenerate.
5726 * testsuite/plugin_test_3.sh: New file.
5728 2008-12-22 Cary Coutant <ccoutant@google.com>
5730 * object.cc (Sized_relobj::layout_section): New function.
5731 (Sized_relobj::do_layout): Defer layout of input sections until after
5732 plugin has provided replacement files.
5733 (Sized_relobj::do_layout_deferred_sections): New function.
5734 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5735 (Relobj::layout_deferred_sections): New function.
5736 (Relobj::do_layout_deferred_sections): New function.
5737 (Sized_relobj::do_layout_deferred_sections): New function.
5738 (Sized_relobj::layout_section): New function.
5739 (Sized_relobj::Deferred_layout): New structure.
5740 (Sized_relobj::deferred_layout_): New field.
5741 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5742 Change all callers. Layout deferred sections.
5743 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5745 (Plugin_hook::run): Move code from do_plugin_hook inline.
5746 (Plugin_hook::do_plugin_hook): Remove.
5747 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5748 (Plugin_manager::finish): Renamed, was cleanup.
5749 (Plugin_manager::should_defer_layout): New function.
5750 (Plugin_manager::add_deferred_layout_object): New function.
5751 (Plugin_manager::Deferred_layout_list): New type.
5752 (Plugin_manager::deferred_layout_objects_): New field.
5753 (Plugin_hook::do_plugin_hook): Remove.
5755 2008-12-17 Ian Lance Taylor <iant@google.com>
5757 * options.h (class General_options): Add --no case for
5760 2008-12-16 Cary Coutant <ccoutant@google.com>
5762 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5764 (Plugin_manager::claim_file): Create plugin object even if
5765 plugin did not call the add_symbols callback.
5766 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5767 asking for more symbols than were added.
5768 * testsuite/Makefile.am (plugin_test_1): Add test case with
5770 (empty.syms): New target.
5771 * testsuite/Makefile.in: Regenerate.
5772 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5773 message. Don't call add_symbols if no globals.
5774 (all_symbols_read_hook): Don't provide replacement for empty
5777 2008-12-12 Ian Lance Taylor <iant@google.com>
5779 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5780 r_type == 0 for a local symbol with r_sym == 0.
5781 (scan_relocatable_relocs): Pass r_sym to
5782 local_non_section_strategy.
5783 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5786 * configure.ac: Update test for TLS descriptors: they are
5787 supported as of glibc 2.9.
5788 * configure: Rebuild.
5790 2008-12-11 Ian Lance Taylor <iant@google.com>
5793 * target-reloc.h (Default_scan_relocatable_relocs): For each
5794 function, map r_type == 0 to RELOC_DISCARD.
5796 2008-12-10 Cary Coutant <ccoutant@google.com>
5798 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5799 object to override a kept COMDAT group from a plugin object.
5801 2008-12-09 Ian Lance Taylor <iant@google.com>
5804 * yyscript.y (file_cmd): Handle INPUT.
5806 * testsuite/initpri1.c: Change all declarations to be full
5807 prototypes by adding void, to avoid compiler warnings.
5809 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5811 * options.cc (General_options::parse_plugin_opt): New.
5812 (General_options::add_plugin): The argument now is just the filename.
5813 (General_options::add_plugin_option): New.
5814 * options.h (plugin_opt): New.
5815 (add_plugin): Change argument name.
5816 (add_plugin_option): New.
5817 * plugin.cc (Plugin::load): Don't parse the plugin option.
5818 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5819 (Plugin::add_option): New.
5820 (Plugin::args_): Change type.
5821 (Plugin::filename_): New.
5822 (Plugin_manager::add_plugin_option): New.
5823 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5824 * testsuite/Makefile.in: Regenerate.
5826 2008-12-05 Cary Coutant <ccoutant@google.com>
5828 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5829 Handle --strip-lto-sections option.
5830 * options.h (strip_lto_sections): New option.
5832 2008-12-01 Cary Coutant <ccoutant@google.com>
5834 * plugin.cc (ld_plugin_message): Change format parameter to const.
5835 Fix mismatch between new[] and delete.
5837 2008-11-14 Cary Coutant <ccoutant@google.com>
5839 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5842 2008-11-05 Craig Silverstein <csilvers@google.com>
5844 * options.cc (General_options::parse_dynamic_list): New function.
5845 * options.h (General_options): New flags dynamic_list,
5846 dynamic_list_data, dynamic_list_cpp_new, and
5847 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5848 (General_options::in_dynamic_list): New function.
5849 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5850 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5851 (Lex::can_continue_name): Likewise.
5853 (read_script_file): New parameter script_options.
5854 (read_dynamic_list): New function.
5855 (Script_options::define_dynamic_list): New function.
5856 (dynamic_list_keyword_parsecodes): New variable.
5857 (dynamic_list_keywords): New variable.
5858 * script.h (Script_options::define_dynamic_list): New function
5860 (read_dynamic_list): New function prototype.
5861 * symtab.cc (strprefix): New macro.
5862 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5863 dynamic_list_data, dynamic_list_cpp_new, and
5864 dynamic_list_cpp_typeinfo.
5865 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5866 (dynamic_list_expr): New rule.
5867 (dynamic_list_nodes): Likewise.
5868 (dynamic_list_node): Likewise.
5869 * testsuite/Makefile.am (dynamic_list): New test.
5870 * testsuite/Makefile.in: Regenerated.
5871 * testsuite/dynamic_list.t: New file.
5872 * testsuite/dynamic_list.sh: New file.
5874 2008-11-05 Craig Silverstein <csilvers@google.com>
5876 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5877 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5878 (t11_last): Likewise.
5879 * testsuite/ver_test_6.c (main): Likewise.
5881 2008-10-07 Cary Coutant <ccoutant@google.com>
5883 * options.c (General_options::finalize): Add check for -static and
5885 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5888 2008-10-02 Cary Coutant <ccoutant@google.com>
5890 * plugin.cc (make_sized_plugin_object): Fix conditional
5891 compilation to work when not all targets are enabled.
5893 2008-09-29 Cary Coutant <ccoutant@google.com>
5895 * archive.cc (Archive::get_file_and_offset): Use filename instead
5896 of name to get library path.
5897 (Archive::include_member): Unlock external member of a thin archive.
5899 * testsuite/Makefile.am (TEST_AR): New variable.
5900 (thin_archive_test_1): New test.
5901 (thin_archive_test_2): New test.
5902 * testsuite/Makefile.in: Regenerate.
5903 * testsuite/thin_archive_main.cc: New file.
5904 * testsuite/thin_archive_test_1.cc: New file.
5905 * testsuite/thin_archive_test_2.cc: New file.
5906 * testsuite/thin_archive_test_3.cc: New file.
5907 * testsuite/thin_archive_test_4.cc: New file.
5909 2008-09-29 Cary Coutant <ccoutant@google.com>
5911 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5912 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5914 (Sized_relobj::do_finalize_local_symbols): Likewise.
5915 (Sized_relobj::map_to_kept_section): Likewise.
5916 * object.h (Sized_relobj::invalid_address): New constant.
5917 (Sized_relobj::do_output_section_offset): Check for invalid_address
5919 * output.cc (Output_reloc::local_section_offset): Use constant
5920 invalid_address instead of -1U.
5921 (Output_reloc::get_address): Likewise.
5922 (Output_section::output_address): Change -1U to -1ULL.
5923 * output.h (Output_reloc::invalid_address): New constant.
5924 * reloc.cc (Sized_relobj::write_sections): Use constant
5925 invalid_address instead of -1U.
5926 (Sized_relobj::relocate_sections): Likewise.
5927 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5928 values for merge sections.
5929 * target-reloc.h (relocate_for_relocatable): Use constant
5930 invalid_address instead of -1U.
5932 2008-09-19 Cary Coutant <ccoutant@google.com>
5934 Add plugin functionality for link-time optimization (LTO).
5935 * configure.ac (plugins): Add --enable-plugins option.
5936 * configure: Regenerate.
5937 * config.in: Regenerate.
5938 * Makefile.am (LIBDL): New variable.
5939 (CCFILES): Add plugin.cc.
5940 (HFILES): Add plugin.h.
5941 (ldadd_var): Add LIBDL.
5942 * Makefile.in: Regenerate.
5944 * archive.cc: Include "plugin.h".
5945 (Archive::setup): Don't preread archive symbols when using a plugin.
5946 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5947 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5949 (Archive::include_member): Add symbols from plugin objects.
5950 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5951 * descriptors.cc (Descriptors::open): Check for file descriptors
5952 abandoned by plugins.
5953 (Descriptors::claim_for_plugin): New function.
5954 * descriptors.h (Descriptors::claim_for_plugin): New function.
5955 (Open_descriptor::is_claimed): New field.
5956 (claim_descriptor_for_plugin): New function.
5957 * fileread.cc (File_read::claim_for_plugin): New function.
5958 * fileread.h (File_read::claim_for_plugin): New function.
5959 (File_read::descriptor): New function.
5960 * gold.cc: Include "plugin.h".
5961 (queue_initial_tasks): Add task to call plugin hooks for generating
5963 * main.cc: Include "plugin.h".
5964 (main): Load plugin libraries.
5965 * object.h (Pluginobj): Declare.
5966 (Object::pluginobj): New function.
5967 (Object::do_pluginobj): New function.
5968 (Object::set_target): New function.
5969 * options.cc: Include "plugin.h".
5970 (General_options::parse_plugin): New function.
5971 (General_options::General_options): Initialize plugins_ field.
5972 (General_options::add_plugin): New function.
5973 * options.h (Plugin_manager): Declare.
5974 (General_options): Add --plugin option.
5975 (General_options::has_plugins): New function.
5976 (General_options::plugins): New function.
5977 (General_options::add_plugin): New function.
5978 (General_options::plugins_): New field.
5979 * plugin.cc: New file.
5980 * plugin.h: New file.
5981 * readsyms.cc: Include "plugin.h".
5982 (Read_symbols::do_read_symbols): Check for archive before checking
5983 for ELF file. Call plugin hooks to claim files.
5984 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5985 from a real object file; force override when processing replacement
5987 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5988 (Symbol::init_base_object): Likewise.
5989 (Symbol::init_base_output_data): Likewise.
5990 (Symbol::init_base_output_segment): Likewise.
5991 (Symbol::init_base_constant): Likewise.
5992 (Symbol::init_base_undefined): Likewise.
5993 (Symbol::output_section): Assert that object is not a plugin.
5994 (Symbol_table::add_from_pluginobj): New function.
5995 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5997 (Symbol_table::sized_write_globals): Likewise.
5998 (Symbol_table::add_from_pluginobj): Instantiate template.
5999 * symtab.h (Sized_pluginobj): Declare.
6000 (Symbol::in_real_elf): New function.
6001 (Symbol::set_in_real_elf): New function.
6002 (Symbol::in_real_elf_): New field.
6003 (Symbol_table::add_from_pluginobj): New function.
6005 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6006 (LIBDL): New variable.
6008 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6009 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6010 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6011 (MOSTLYCLEANFILES): Likewise.
6012 * testsuite/Makefile.in: Regenerate.
6013 * testsuite/plugin_test.c: New file.
6014 * testsuite/plugin_test_1.sh: New file.
6015 * testsuite/plugin_test_2.sh: New file.
6017 2008-09-16 Ian Lance Taylor <iant@google.com>
6019 * target-reloc.h (relocate_section): Check whether a symbol is
6020 defined by the ABI before reporting an undefined symbol error.
6021 * target.h (Target::is_defined_by_abi): Make parameter const.
6022 (Target::do_is_defined_by_abi): Likewise.
6023 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6024 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6025 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6026 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6027 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6028 * testsuite/Makefile.in: Rebuild.
6030 * fileread.cc (make_view): Add casts to avoid warning.
6032 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6034 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6035 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6037 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6039 * options.h (General_options::output_is_executable): New.
6040 (General_options::output_is_pie): New.
6041 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6042 for shared libraries.
6043 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6045 2008-09-11 Chris Demetriou <cgd@google.com>
6047 * options.h (origin): New -z option.
6048 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6049 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6052 2008-09-05 Cary Coutant <ccoutant@google.com>
6054 * fileread.cc (File_read::make_view): Add check for attempt to map
6057 2008-09-05 Cary Coutant <ccoutant@google.com>
6059 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6060 explicit instantiations.
6062 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6065 * options.cc (General_options::finalize): Allow undefined symbols
6066 in shlibs if linking -shared.
6069 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6070 symbols as not needing a dynsym entry.
6072 2008-08-20 Craig Silverstein <csilvers@google.com>
6074 * fileread.cc (File_read::open): Do not lock the file unless it
6075 was successfully opened.
6077 2008-08-14 Cary Coutant <ccoutant@google.com>
6079 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6080 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6081 * testsuite/tls_test.cc (struct int128): 128-bit struct
6082 for testing TLS relocs with non-zero addend.
6083 (v12): New TLS variable.
6085 (t_last): Add check for v12.
6086 * testsuite/tls_test.h (t12): New function.
6087 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6089 2008-08-13 Ian Lance Taylor <iant@google.com>
6091 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6092 set tls_segment_ or relro_segment_.
6093 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6095 * output.h (Output_section::clear_is_relro): New function.
6096 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6097 sections specially even when output_data_ is empty.
6098 (Output_segment::maximum_alignment): When first section is relro,
6099 only force alignment for PT_LOAD segments.
6100 * script.cc (script_data_segment_align): New function.
6101 (script_data_segment_relro_end): New function.
6102 * script-c.h (script_data_segment_align): Declare.
6103 (script_data_segment_relro_end): Declare.
6104 * script-sections.h (class Script_sections): Declare
6105 data_segment_align and data_segment_relro_end. Add fields
6106 segment_align_index_ and saw_relro_end_.
6107 * script-sections.cc (class Sections_element): Add set_is_relro
6108 virtual function. Add new bool* parameter to place_orphan_here.
6109 Add get_output_section virtual function.
6110 (class Output_section_definition): Add set_is_relro. Add new
6111 bool* parameter to place_orphan_here. Add get_output_section.
6112 Add is_relro_ field.
6113 (Output_section_definition::Output_section_definition): Initialize
6114 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6115 and is_relro_ fields.
6116 (Output_section_definition::place_orphan_here): Add is_relro
6118 (Output_section_definition::set_section_addresses): Set relro for
6120 (Output_section_definition::alternate_constraint): Likewise.
6121 (class Orphan_output_section): Add new bool* parameter to
6122 place_orphan_here. Add get_output_section.
6123 (Orphan_output_section::place_orphan_here): Add is_relro
6125 (Script_sections::Script_sections): Initialize
6126 data_segment_align_index_ and saw_relro_end_.
6127 (Script_sections::data_segment_align): New function.
6128 (Script_sections::data_segment_relro_end): New function.
6129 (Script_sections::place_orphan): Set or clear is_relro.
6130 (Script_sections::set_section_addresses): Force alignment of first
6132 * yyscript.y (exp): Call script_data_segment_align and
6133 script_data_segment_relro_end.
6134 * testsuite/relro_script_test.t: New file.
6135 * testsuite/relro_test.cc (using_script): Declare.
6136 (t1, t2): Test using_script.
6137 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6138 (relro_script_test_SOURCES): Define.
6139 (relro_script_test_DEPENDENCIES): Define.
6140 (relro_script_test_LDFLAGS): Define.
6141 (relro_script_test_LDADD): Define.
6142 (relro_script_test.so): New target.
6143 * testsuite/Makefile.in: Rebuild.
6145 2008-08-06 Cary Coutant <ccoutant@google.com>
6147 * archive.cc (Archive::total_archives, Archive::total_members)
6148 (Archive::total_members_loaded): New variables.
6149 (Archive::setup): Add parameter. Add option to preread
6151 (Archive::read_armap): Add counter.
6152 (Archive::get_file_and_offset): New function.
6153 (Archive::get_elf_object_for_member): New function.
6154 (Archive::read_all_symbols): New function.
6155 (Archive::read_symbols): New function.
6156 (Archive::add_symbols): Add counters.
6157 (Archive::include_all_members): Use armap to find members if it's
6159 (Archive::include_member): Skip reading symbols if already read.
6160 Factored code into Archive::get_file_and_offset and
6161 Archive::get_elf_object_for_member. Changed call to
6162 Mapfile::report_include_archive_member.
6163 (Archive::print_stats): New function.
6164 * archive.h: Declare Object and Read_symbols_data classes.
6165 (Archive::Archive): Add initializers for new members.
6166 (Archive::setup): Add parameter.
6167 (Archive::print_stats): New function.
6168 (Archive::total_archives, Archive::total_members)
6169 (Archive::total_members_loaded): New variables.
6170 (Archive::get_file_and_offset): New function.
6171 (Archive::get_elf_object_for_member): New function.
6172 (Archive::read_all_symbols): New function.
6173 (Archive::read_symbols): New function.
6174 (Archive::Archive_member): New class.
6175 (Archive::members_): New member.
6176 (Archive::num_members_): New member.
6177 * main.cc: Include archive.h.
6178 (main): Call Archive::print_stats.
6179 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6180 archive parameter; member_name is now the fully-decorated name.
6181 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6182 * options.h: (General_options): Add --preread-archive-symbols option.
6183 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6186 2008-08-04 Ian Lance Taylor <iant@google.com>
6188 * symtab.h (Symbol::use_plt_offset): New function.
6189 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6190 * powerpc.cc (Relocate::relocate): Likewise.
6191 * sparc.cc (Relocate::relocate): Likewise.
6192 * x86_64.cc (Relocate::relocate): Likewise.
6193 * testsuite/weak_plt.sh: New test.
6194 * testsuite/weak_plt_main.cc: New test.
6195 * testsuite/weak_plt_shared.cc: New test.
6196 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6197 (check_PROGRAMS): Add weak_plt.
6198 (check_DATA): Add weak_plt_shared.so.
6199 (weak_plt_main_pic.o, weak_plt): New targets.
6200 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6201 * testsuite/Makefile.in: Rebuild.
6203 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6205 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6206 * testsuite/Makefile.in: Rebuild.
6208 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6210 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6211 * Makefile.in: Regenerate.
6212 * po/POTFILES.in: Regenerate.
6214 2008-07-29 Ian Lance Taylor <iant@google.com>
6216 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6217 symbols before other symbols.
6218 * testsuite/script_test_2.cc (test_addr): Declare.
6219 (test_addr_alias): Declare.
6220 (main): Check that test_addr and test_addr_alias have the right
6222 * testsuite/script_test_2.t: Define test_addr_alias and
6225 2008-07-24 Ian Lance Taylor <iant@google.com>
6228 * descriptors.cc: New file.
6229 * descriptors.h: New file.
6230 * gold-threads.h (class Hold_optional_lock): New class.
6231 * fileread.cc: Include "descriptors.h".
6232 (File_read::~File_read): Release descriptor rather than closing
6234 (File_read::open) [file]: Call open_descriptor rather than open.
6235 Set is_descriptor_opened_.
6236 (File_read::open) [memory]: Assert that descriptor is not open.
6237 (File_read::reopen_descriptor): New function.
6238 (File_read::release): Release descriptor.
6239 (File_read::do_read): Make non-const. Reopen descriptor.
6240 (File_read::read): Make non-const.
6241 (File_read::make_view): Reopen descriptor.
6242 (File_read::do_readv): Likewise.
6243 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6244 Update declarations.
6245 * layout.cc: Include "descriptors.h".
6246 (Layout::create_build_id): Use open_descriptor rather than open.
6247 * output.cc: Include "descriptors.h".
6248 (Output_file::open): Use open_descriptor rather than open.
6249 * archive.cc (Archive::const_iterator): Change Archive to be
6251 (Archive::begin, Archive::end): Make non-const.
6252 (Archive::count_members): Likewise.
6253 * archive.h (class Archive): Update declarations.
6254 * object.h (Object::read): Make non-const.
6255 * Makefile.am (CCFILES): Add descriptors.cc.
6256 (HFILES): Add descriptors.h.
6257 * Makefile.in: Rebuild.
6260 * gold.h: Always include <clocale>. Add Solaris workarounds
6261 following code in binutils/sysdep.h.
6264 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6265 this->eh_frame_hdr_ is NULL before using it.
6267 * dynobj.cc (Versions::Versions): Update comment.
6269 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6270 the base version name.
6272 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6273 array size plus one.
6274 (Stringpool_template::set_string_offsets): Subtract one from key
6275 before using it as an array index.
6276 (Stringpool_template::get_offset_with_length): Likewise.
6277 (Stringpool_template::write_to_buffer): Likewise.
6278 * stringpool.h (Stringpool_template::get_offset_from_key):
6281 2008-07-23 Ian Lance Taylor <iant@google.com>
6284 * object.h (Merged_symbol_value::value): Do our best to handle a
6288 * script.cc (Version_script_info::get_versions): Don't add empty
6289 version tag to return value.
6290 (Version_script_info::get_symbol_version_helper): Change return
6291 type to bool. Add pversion parameter. Change all callers.
6292 (script_register_vers_node): Don't require a non-NULL tag.
6293 * script.h (class Version_script_info): Update declarations.
6294 (Version_script_info::get_symbol_version): Change return type to
6295 bool. Add version parameter. Change all callers.
6296 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6297 handling. Handle an empty version from a version script.
6298 (Symbol_table::define_special_symbol): Likewise.
6299 * testsuite/ver_test_10.script: New file.
6300 * testsuite/ver_test_10.sh: New file.
6301 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6302 (check_DATA): Add ver_test_10.syms.
6303 (ver_test_10.syms, ver_test_10.so): New target.
6304 * testsuite/Makefile.in: Rebuild.
6306 2008-07-23 Simon Baldwin <simonb@google.com>
6308 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6309 to zero for undefined symbols from dynamic libraries.
6311 2008-07-23 Ian Lance Taylor <iant@google.com>
6313 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6315 * symtab.h (class Symbol_table): Update declaration.
6316 * testsuite/ver_test_9.cc: New file.
6317 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6318 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6319 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6320 (ver_test_9.so, ver_test_9.o): New targets.
6321 * testsuite/Makefile.in: Rebuild.
6323 2008-07-22 Ian Lance Taylor <iant@google.com>
6325 * options.h (class General_options): Define --check-sections.
6326 * layout.cc (Layout::set_segment_offsets): Handle
6329 * options.h (class General_options): Define -n/--nmagic and
6331 * options.cc (General_options::finalize): For -n/--nmagic or
6332 -N/--omagic, set -static.
6333 * layout.cc (Layout::attach_allocated_section_to_segment): If
6334 -N/--omagic, don't put read-only and read-write sections in
6336 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6337 finding a read-only segment.
6338 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6339 don't set the minimum segment alignment to the common page size,
6340 and don't set the file offset to the address modulo the page size.
6341 * script-sections.cc (Script_sections::create_segments): If
6342 -n/--omagic, don't put read-only and read-write sections in
6345 * cref.cc: New file.
6347 * options.h (class General_options): Add --print-symbol-counts.
6348 * main.cc (main): Issue defined symbol report if requested.
6349 * archive.cc (Archive::interpret_header): Make into a const member
6351 (Archive::add_symbols): Call Input_objects::archive_start and
6353 (Archive::const_iterator): Define new class.
6354 (Archive::begin, Archive::end): New functions.
6355 (Archive::include_all_members): Rewrite to use iterator.
6356 (Archive::count_members): New function.
6357 * archive.h (class Archive): Update declarations.
6358 (Archive::filename): New function.
6359 * object.cc: Include "cref.h".
6360 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6361 (Sized_relobj::do_get_global_symbol_counts): New function.
6362 (Input_objects::add_object): Add object to cross-referencer.
6363 (Input_objects::archive_start): New function.
6364 (Input_objects::archive_stop): New function.
6365 (Input_objects::print_symbol_counts): New function.
6366 * object.h: Declare Cref and Archive.
6367 (Object::get_global_symbol_counts): New function.
6368 (Object::do_get_global_symbol_counts): New pure virtual function.
6369 (class Sized_relobj): Add defined_count_ field. Update
6371 (class Input_objects): Add cref_ field. Update constructor.
6372 Update declarations.
6373 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6375 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6377 (Sized_dynobj::do_get_global_symbol_counts): New function.
6378 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6379 defined_count_. Update declarations. Define Symbols typedef.
6380 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6381 parameter. Change all callers.
6382 (Symbol_table::add_from_dynobj): Add sympointers and defined
6383 parameters. Change all callers.
6384 * symtab.h (class Symbol_table): Update declarations.
6385 * Makefile.am (CCFILES): Add cref.cc.
6386 (HFILES): Add cref.h.
6387 * Makefile.in: Rebuild.
6389 2008-07-22 Simon Baldwin <simonb@google.com>
6391 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6392 to zero when writing undefined symbols.
6394 2008-07-22 Ian Lance Taylor <iant@google.com>
6396 * output.cc (Output_section::add_input_section): Don't try to
6397 merge empty merge sections.
6399 2008-07-21 Craig Silverstein <csilvers@google.com>
6401 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6402 Include symbol version in error message.
6404 2008-07-20 Chris Demetriou <cgd@google.com>
6406 * configure.ac (gold_cv_c_random_seed): New configured variable.
6407 (RANDOM_SEED_CFLAGS): New substituted variable.
6408 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6409 * configure: Rebuild.
6410 * Makefile.in: Likewise.
6411 * testsuite/Makefile.in: Likewise.
6413 2008-07-18 Ian Lance Taylor <iant@google.com>
6415 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6416 where we see NAME/NULL and NAME/VERSION as separate symbols.
6417 * testsuite/ver_test_main.cc (main): Call t4.
6418 (t4, t4_2a): Define.
6419 * testsuite/ver_test_2.cc (t4_2): Define.
6420 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6421 * testsuite/ver_test_4.cc (t4_2a): Define.
6422 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6423 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6425 2008-07-17 Ian Lance Taylor <iant@google.com>
6427 * dynobj.cc (Versions::add_def): If we give an error about a
6428 missing version, go ahead and create the version anyhow.
6430 2008-07-10 Ian Lance Taylor <iant@google.com>
6432 Handle output sections with more than 0x7fffffff bytes.
6433 * object.h (class Relobj): Change map_to_output_ to
6434 output_sections_, and just keep a section pointer. Change all
6435 uses. Move comdat group support to Sized_relobj.
6436 (Relobj::is_section_specially_mapped): Remove.
6437 (Relobj::output_section): Remove poff parameter. Change all
6439 (Relobj::output_section_offset): New function.
6440 (Relobj::set_section_offset): Rewrite.
6441 (Relobj::map_to_output): Remove.
6442 (Relobj::output_sections): New function.
6443 (Relobj::do_output_section_offset): New pure virtual function.
6444 (Relobj::do_set_section_offset): Likewise.
6445 (class Sized_relobj): Add section_offsets_ field. Add comdat
6446 group support from Relobj. Update declarations.
6447 (Sized_relobj::get_output_section_offset): New function.
6448 (Sized_relobj::do_output_section_offset): New function.
6449 (Sized_relobj::do_set_section_offset): New function.
6450 * object.cc (Relobj::output_section_address): Remove.
6451 (Sized_relobj::Sized_relobj): Initialize new fields.
6452 (Sized_relobj::include_section_group): Cast find_kept_object to
6454 (Sized_relobj::include_linkonce_section): Likewise.
6455 (Sized_relobj::do_layout): Use separate arrays for output section
6457 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6459 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6460 output_sections and section_offsets.
6461 (Sized_relobj::write_local_symbols): Likewise.
6462 (map_to_kept_section): Compute output address directly.
6463 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6464 output_sections and section_offsets.
6465 (Sized_relobj::write_sections): Likewise.
6466 (Sized_relobj::relocate_sections): Likewise.
6467 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6468 * output.h (class Output_reloc): Update declarations. Change
6469 u2_.relobj to Sized_relobj*.
6470 (class Output_data_reloc): Change add functions to use
6472 * output.cc (Output_reloc::Output_reloc): Change relobj to
6474 (Output_reloc::local_section_offset): Change return type to
6475 Elf_Addr. Use get_output_section_offset.
6476 (Output_reloc::get_address): Likewise.
6477 (Output_section::is_input_address_mapped): Don't call
6478 is_section_specially_mapped.
6479 (Output_section::output_offset): Likewise.
6480 (Output_section::output_address): Likewise.
6481 (Output_section::starting_output_address): Likewise.
6482 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6483 parameter to Sized_relobj*.
6484 (Copy_relocs::need_copy_reloc): Likewise.
6485 (Copy_relocs::save): Likewise.
6486 * copy-relocs.h (class Copy_relocs): Update declarations.
6487 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6488 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6489 * target-reloc.h (relocate_for_relocatable): Change
6490 offset_in_output_section type to Elf_Addr. Change code that uses
6492 * layout.cc (Layout::layout): Always set *off.
6493 * mapfile.cc (Mapfile::print_input_section): Use
6494 output_section_offset.
6495 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6497 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6498 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6499 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6501 2008-07-03 Ian Lance Taylor <iant@google.com>
6503 * layout.cc (Layout::include_section): Do not discard unrecognized
6504 SHT_STRTAB sections.
6506 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6508 * script.cc (Lex::can_continue_name): Make '?' allowable in
6509 version-script names.
6510 * testsuite/version_script.map: Change glob pattern to use '?'
6512 2008-06-30 Manish Singh <yosh@gimp.org>
6515 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6518 2008-06-30 Ian Lance Taylor <iant@google.com>
6522 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6523 versions]: Don't try to read the value in the contents, since we
6524 don't use it. Use the template endianness when writing.
6526 2008-06-25 Cary Coutant <ccoutant@google.com>
6528 * fileread.cc (File_read::make_view): Assert on zero-length view.
6529 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6530 symbol table when there are no symbols to read.
6532 2008-06-23 Craig Silverstein <csilvers@google.com>
6534 * version.cc (version_string): Bump to 1.7
6536 2008-06-18 Craig Silverstein <csilvers@google.com>
6538 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6539 constant 0xFFFF to type Valtype.
6540 (Powerpc_relocate_functions::rel16_ha): Likewise.
6542 2008-06-17 Ian Lance Taylor <iant@google.com>
6544 * output.h (Output_section::Input_section): Initialize p2align_ to
6545 zero for Output_section_data constructors.
6546 (Output_section::Input_section::addralign): If not an input
6547 section, return the alignment of the Output_section_data.
6548 * testsuite/copy_test.cc: New file.
6549 * testsuite/copy_test_1.cc: New file.
6550 * testsuite/copy_test_2.cc: New file.
6551 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6552 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6553 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6554 (copy_test_1_pic.o, copy_test_1.so): New targets.
6555 (copy_test_2_pic.o, copy_test_2.so): New targets.
6556 * testsuite/Makefile.in: Rebuild.
6558 * script-sections.cc (Script_sections::place_orphan): Initialize
6559 local variable exact.
6561 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6563 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6565 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6566 David S. Miller <davem@davemloft.net>
6568 * powerpc.cc: New file.
6569 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6570 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6571 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6572 * Makefile.in: Rebuild.
6574 2008-06-09 Ian Lance Taylor <iant@google.com>
6576 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6578 (throwing, orig_terminate): New static variables.
6579 (terminate_handler): New static function.
6580 (t2): Set terminate handler.
6582 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6585 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6588 2008-05-30 Cary Coutant <ccoutant@google.com>
6590 * archive.cc (Archive::include_all_members) Correct to step
6591 over symbol table and extended name table in thin archives.
6593 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6596 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6599 2008-05-28 Caleb Howe <cshowe@google.com>
6601 * reduced_debug_output.cc: New file.
6602 * reduced_debug_output.h: New file.
6603 * options.h (class General_options): Add --strip-debug-non-line.
6604 * options.cc (General_options::finalize): Add strip_debug_non_line
6605 to the strip heirarchy.
6606 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6608 * layout.cc: Include "reduced_debug_output.h".
6609 (Layout::Layout): Initialize new fields.
6610 (line_only_debug_sections): New static array.
6611 (is_lines_only_debug_sections): New static inline function.
6612 (Layout::include_section): Handle --strip-debug-non-line.
6613 (Layout::make_output_section): If --strip-debug-non-line, build
6614 new output sections for .debug_abbrev and .debug_info.
6615 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6616 gold. Warn about possible overflow.
6617 (read_signed_LEB_128): Likewise.
6618 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6619 (read_signed_LEB_128): Declare.
6620 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6621 (HFILES): Add reduced_debug_output.h.
6622 * Makefile.in: Rebuild.
6624 2008-05-21 Ian Lance Taylor <iant@google.com>
6626 * mapfile.cc: New file.
6627 * mapfile.h: New file.
6628 * options.h (class General_options): Add -M/--print-map and -Map.
6629 * options.cc (General_options::finalize): Make -M equivalent to
6631 * main.cc: Include <cstdio> and "mapfile.h".
6632 (main): Open mapfile if requested.
6633 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6634 constructor. Change caller.
6635 (queue_initial_tasks): Add mapfile parameter. Change caller.
6636 (queue_middle_tasks): Likewise.
6637 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6639 * archive.cc: Include "mapfile.h".
6640 (Archive::add_symbols): Add mapfile parameter. Change all
6641 callers. Pass mapfile, symbol, and reason to include_member.
6642 (Archive::include_all_members): Add mapfile parameter. Change all
6644 (Archive::include_member): Add mapfile, sym, and why parameters.
6645 Change all callers. Report inclusion to map file.
6646 * archive.h: Include "fileread.h".
6647 (class Archive): Update declarations.
6648 (Archive::file): New const method.
6649 (class Add_archive_symbols): Add mapfile_ field. Update
6650 constructor. Change all callers.
6651 * readsyms.h (class Read_symbols): Likewise.
6652 (class Finish_group): Likewise.
6653 (class Read_script): Likewise.
6654 * common.cc: Include "mapfile.h".
6655 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6657 (Symbol_table::do_allocate_commons): Likewise.
6658 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6659 symbol allocation to mapfile.
6660 * common.h (class Allocate_commons_task): Add mapfile_ field.
6661 Update constructor. Change all callers.
6662 * symtab.h (class Symbol_table): Update declarations.
6663 * layout.cc: Include "mapfile.h".
6664 (Layout_task_runner::run): Print information to mapfile.
6665 (Layout::create_gold_note): Change Output_data_fixed_space to
6666 Output_data_zero_fill.
6667 (Layout::create_build_id): Likewise.
6668 (Layout::print_to_mapfile): New function.
6669 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6670 constructor. Change caller.
6671 (class Layout): Declare print_to_mapfile.
6672 * output.cc (Output_section::Input_section::print_to_mapfile): New
6674 (Output_section::add_input_section): If producing a map, always
6675 add to input_sections_ list.
6676 (Output_section::do_print_to_mapfile): New function.
6677 (Output_segment::print_sections_to_mapfile): New function.
6678 (Output_segment::print_section_list_to_mapfile): New function.
6679 * output.h: Include "mapfile.h".
6680 (Output_data::print_to_mapfile): New function.
6681 (Output_data::do_print_to_mapfile): New virtual function.
6682 (Output_segment_headers::do_print_to_mapfile): New function.
6683 (Output_file_header::do_print_to_mapfile): New function.
6684 (Output_data_const::do_print_to_mapfile): New function.
6685 (class Output_data_const_buffer): Add map_name_ field. Update
6686 constructor. Change all callers. Add do_print_to_mapfile
6688 (class Output_data_fixed_space): Likewise.
6689 (class Output_data_space): Likewise.
6690 (class Output_data_zero_fill): New class.
6691 (Output_data_strtab::do_print_to_mapfile): New function.
6692 (Output_data_reloc_base::do_print_to_mapfile): New function.
6693 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6694 (Output_data_group::do_print_to_mapfile): New function.
6695 (Output_data_got::do_print_to_mapfile): New function.
6696 (Output_data_dynamic::do_print_to_mapfile): New function.
6697 (Output_symtab_xindex::do_print_to_mapfile): New function.
6698 (class Output_section): Declare do_print_to_mapflie. Declare
6699 print_to_mapfile in Input_section.
6700 (class Output_segment): Declare new functions.
6701 * object.h (Sized_relobj::symbol_count): New function.
6702 * script-sections.cc
6703 (Output_section_element_dot_assignment::set_section_addresses):
6704 Change Output_data_fixed_space to Output_data_zero_fill.
6705 (Output_data_expression::do_print_to_mapfile): New function.
6706 * script.cc (read_input_script): Add mapfile parameter. Change
6708 * script.h (read_input_script): Update declaration.
6709 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6710 (Eh_frame::do_print_to_mapfile): New function.
6711 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6712 (Output_merge_string::do_print_to_mapfile): New function.
6713 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6715 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6717 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6719 * Makefile.am (CCFILES): Add mapfile.cc.
6720 (HFILES): Add mapfile.h.
6721 * Makefile.in: Rebuild.
6723 2008-05-19 Ian Lance Taylor <iant@google.com>
6725 * options.h (class General_options): Add -z relro.
6726 * layout.cc (Layout::Layout): Initialize relro_segment_.
6727 (Layout::add_output_section_data): Return the output section.
6728 (Layout::make_output_section): Rcognize relro sections and mark
6730 (Layout::attach_allocated_section_to_segment): Put relro sections
6731 in a PT_GNU_RELRO segment.
6732 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6734 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6736 (Layout::linkonce_mapping): Map d.rel.ro.local to
6738 (Layout::output_section_name): Us .data.rel.ro.local for any
6739 section which begins with that.
6740 * layout.h (class Layout): Update add_output_section_data
6741 declaration. Add relro_segment_ field.
6742 * output.cc (Output_section::Output_section): Initialize is_relro_
6743 and is_relro_local_ fields.
6744 (Output_segment::add_output_section): Group relro sections.
6745 (Output_segment::is_first_section_relro): New function.
6746 (Output_segment::maximum_alignment): If there is a relro section,
6747 align the segment to the common page size.
6748 (Output_segment::set_section_addresses): Track whether we are
6749 looking at relro sections. If the last section is a relro
6750 section, align to the common page size.
6751 (Output_segment::set_section_list_addresses): Add in_relro
6752 parameter. Change all callers. Align to the page size when
6753 moving from relro to non-relro section.
6754 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6756 * output.h (class Output_section): Add is_relro_ and
6757 is_relro_local_ fields.
6758 (Output_section::is_relro): New function.
6759 (Output_section::set_is_relro): New function.
6760 (Output_section::is_relro_local): New function.
6761 (Output_section::set_is_relro_local): New function.
6762 (class Output_segment): Update declarations.
6763 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6764 * sparc.cc (Target_sparc::got_section): Likewise.
6765 * x86_64.cc (Target_x86_64::got_section): Likewise.
6766 * testsuite/relro_test_main.cc: New file.
6767 * testsuite/relro_test.cc: New file.
6768 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6769 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6770 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6771 (relro_test.so, relro_test_pic.o): New targets.
6772 * testsuite/Makefile.in: Rebuild.
6774 2008-05-16 Ian Lance Taylor <iant@google.com>
6776 * output.cc (Output_segment::add_output_section): Remove front
6778 * output.h (class Output_segment): Remove
6779 add_initial_output_section and overloaded add_output_section.
6780 Update declaration of remaining add_output_section.
6781 * layout.cc (Layout::create_interp): Call add_output_section
6782 rather than add_initial_output_section.
6783 (Layout::finish_dynamic_section): Likewise.
6785 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6786 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6787 know the dynamic type.
6788 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6789 field. Initialize it in constructor.
6790 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6791 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6792 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6795 * output.cc (Output_reloc::get_address): Change return type to
6797 * output.h (class Output_reloc): Update get_address declaration.
6798 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6799 for section addresses.
6801 2008-05-09 Ian Lance Taylor <iant@google.com>
6804 * gold.cc (gold_nomem): Use return value of write.
6806 2008-05-08 Ian Lance Taylor <iant@google.com>
6808 * symtab.c (Symbol::init_base_output_data): Add version
6809 parameter. Change all callers.
6810 (Symbol::init_base_output_segment): Likewise.
6811 (Symbol::init_base_constant): Likewise.
6812 (Symbol::init_base_undefined): Likewise.
6813 (Sized_symbol::init_output_data): Likewise.
6814 (Sized_symbol::init_output_segment): Likewise.
6815 (Sized_symbol::init_constant): Likewise.
6816 (Sized_symbol::init_undefined): Likewise.
6817 (Symbol_table::do_define_in_output_data): If the new symbol has a
6818 version, mark it as the default.
6819 (Symbol_table::do_define_in_output_segment): Likewise.
6820 (Symbol_table::do_define_as_constant): Likewise.
6821 * symtab.h (class Symbol): Update declarations.
6822 (class Sized_symbol): Likewise.
6823 * resolve.cc (Symbol::override_version): New function.
6824 (Symbol::override_base): Call override_version.
6825 (Symbol::override_base_with_special): Likewise.
6826 * testsuite/ver_script_8.script: New file.
6827 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6828 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6829 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6830 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6832 2008-05-06 Ian Lance Taylor <iant@google.com>
6835 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6837 (class General_options): Remove existing --undefined, and add
6838 --no-undefined instead. Add new --undefined as synonym for -u.
6839 * archive.cc (Archive::add_symbols): Check whether symbol was
6841 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6842 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6843 all uses. Add IS_UNDEFINED. Update declarations to split
6844 different versions of init_base. Declare init_base_undefined.
6845 (Symbol::is_defined): Handle IS_UNDEFINED.
6846 (Symbol::is_undefined): Likewise.
6847 (Symbol::is_weak_undefined): Call is_undefined.
6848 (Symbol::is_absolute): Handle IS_CONSTANT.
6849 (class Sized_symbol): Update declarations to split different
6850 versions of init. Declare init_undefined.
6851 (class Symbol_table): Declare new functions.
6852 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6854 (Symbol::init_base_output_data): Likewise.
6855 (Symbol::init_base_output_segment): Likewise.
6856 (Symbol::init_base_constant): Likewise.
6857 (Symbol::init_base_undefined): New function.
6858 (Sized_symbol::init_object): Rename from init. Change all
6860 (Sized_symbol::init_output_data): Likewise.
6861 (Sized_symbol::init_output_segment): Likewise.
6862 (Sized_symbol::init_constant): Likewise.
6863 (Sized_symbol::init_undefined): New function.
6864 (Symbol_table::add_undefined_symbols_from_command_line): New
6866 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6868 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6869 (Symbol::output_section): Likewise.
6870 (Symbol::set_output_section): Likewise.
6871 (Symbol_table::sized_finalize_symbol): Likewise.
6872 (Symbol_table::sized_write_globals): Likewise.
6873 * resolve.cc (Symbol_table::should_override): Likewise.
6874 (Symbol::override_base_with_special): Likewise.
6876 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6877 symbol, change it to have default visibility.
6878 * testsuite/protected_1.cc: New file.
6879 * testsuite/protected_2.cc: New file.
6880 * testsuite/protected_3.cc: New file.
6881 * testsuite/protected_main_1.cc: New file.
6882 * testsuite/protected_main_2.cc: New file.
6883 * testsuite/protected_main_3.cc: New file.
6884 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6885 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6886 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6887 (protected_1.so): New target.
6888 (protected_1_pic.o, protected_2_pic.o): New targets.
6889 (protected_3_pic.o): New target.
6890 (check_PROGRAMS): Add protected_2.
6891 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6892 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6893 * testsuite/Makefile.in: Rebuild.
6895 * options.h (DEFINE_var): Add set_user_set_##varname__.
6896 (DEFINE_bool_alias): New macro.
6897 (class General_options): Define -Bstatic using DEFINE_bool_alias
6898 rather than DEFINE_special. Add --undefined as an alias for -z
6900 * options.cc (General_options::parse_Bstatic): Remove.
6902 * options.h (class General_options): Add --fatal-warnings.
6903 * main.cc (main): Implement --fatal-warnings.
6904 * errors.h (Errors::warning_count): New function.
6906 * options.h (class General_options): Add -Bsymbolic-functions.
6907 * symtab.h (Symbol::is_preemptible): Check for
6908 -Bsymbolic-functions.
6910 2008-05-05 Ian Lance Taylor <iant@google.com>
6912 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6913 as noVARNAME rather than no-VARNAME.
6914 (class General_options): Add option -z combreloc.
6915 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6917 (Output_reloc::sort_before) [SHT_REL]: New function.
6918 (Output_reloc::sort_before) [SHT_RELA]: New function.
6919 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6920 Sort_relocs_comparison.
6921 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6922 parameter. Change all callers.
6923 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6924 sort_relocs parameter. Change all callers.
6925 * output.cc (Output_reloc::get_address): New function, broken out
6927 (Output_reloc::write_rel): Call it.
6928 (Output_reloc::compare): New function.
6929 (Output_data_reloc_base::do_write): Optionally sort relocs.
6931 * configure.ac: If targ_extra_obj is set, link it in.
6932 * configure.tgt: Initialize all variables.
6933 (x86_64*): Set targ_extra_obj and targ_extra_size.
6934 * configure: Rebuild.
6936 * object.cc (Sized_relobj::include_section_group): Adjust section
6937 indexes read from group data. Build vector to pass to
6939 * layout.cc (Layout::layout_group): Add flags and shndxes
6940 parameters. Remove contents parameter. Change caller. Update
6941 explicit instantiations.
6942 * layout.h (class Layout): Update layout_group declaration.
6943 * output.cc (Output_data_group::Output_data_group): Add flags and
6944 input_shndxes parameters. Remove contents parameter. Change
6946 (Output_data_group::do_write): Change input_sections_ to
6948 * output.h (class Output_data_group): Update constructor
6949 declaration. Rename input_sections_ to input_shndxes_.
6950 * testsuite/many_sections_test.cc: Add template.
6952 2008-04-30 Cary Coutant <ccoutant@google.com>
6954 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6956 * layout.cc (Layout::include_section): Refactored check for debug
6958 (Layout::add_comdat): Add new parameters. Change type
6959 of signature parameter. Add object and shndx to signatures table.
6960 (Layout::find_kept_object): New function.
6961 * layout.h: Include <cstring>.
6962 (Layout::is_debug_info_section): New function.
6963 (Layout::add_comdat): Add new parameters.
6964 (Layout::find_kept_object): New function.
6965 (Layout::Kept_section): New struct.
6966 (Layout::Signatures): Change type of map range.
6967 * object.cc (Relobj::output_section_address): New function.
6968 (Sized_relobj::include_section_group): Add new parameters. Change
6969 calls to Layout::add_comdat. Change to build table of kept comdat
6970 groups and table mapping discarded sections to kept sections.
6971 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6972 (Sized_relobj::do_layout): Change calls to include_section_group and
6973 include_linkonce_section.
6974 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6975 value to zero when section is discarded.
6976 (Sized_relobj::map_to_kept_section): New function.
6977 * object.h (Relobj::output_section_address): New function.
6978 (Relobj::Comdat_group): New type.
6979 (Relobj::find_comdat_group): New function.
6980 (Relobj::Comdat_group_table): New type.
6981 (Relobj::Kept_comdat_section): New type.
6982 (Relobj::Kept_comdat_section_table): New type.
6983 (Relobj::add_comdat_group): New function.
6984 (Relobj::set_kept_comdat_section): New function.
6985 (Relobj::get_kept_comdat_section): New function.
6986 (Relobj::comdat_groups_): New field.
6987 (Relobj::kept_comdat_sections_): New field.
6988 (Symbol_value::input_value): Update comment.
6989 (Sized_relobj::map_to_kept_section) New function.
6990 (Sized_relobj::include_linkonce_section): Add new parameter.
6991 * target-reloc.h (Comdat_behavior): New type.
6992 (get_comdat_behavior): New function.
6993 (relocate_section): Add code to map a discarded section to the
6994 corresponding kept section when applying a relocation.
6996 2008-04-30 Craig Silverstein <csilvers@google.com>
6998 * dwarf_reader.cc (next_generation_count): New static var.
6999 (Addr2line_cache_entry): New struct.
7000 (addr2line_cache): New static var.
7001 (Dwarf_line_info::one_addr2line): Added caching.
7002 (Dwarf_line_info::clear_addr2line_cache): New function.
7003 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7004 cache-size parameter.
7005 (Dwarf_line_info::one_addr2line_cache): New function.
7006 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7007 new cache-size argument to one_addr2line(), and clear cache.
7009 2008-04-28 Cary Coutant <ccoutant@google.com>
7011 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7012 R_386_PC8 relocations.
7014 2008-04-23 Ian Lance Taylor <iant@google.com>
7016 * object.cc (Sized_relobj::include_section_group): Check for
7017 invalid section group.
7019 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7022 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7023 than read for file header.
7024 * archive.cc (Archive::include_member): Likewise.
7026 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7028 * aclocal.m4: Regenerate.
7029 * configure: Regenerate.
7031 2008-04-19 Ian Lance Taylor <iant@google.com>
7033 * version.cc (version_string): Bump to 1.6.
7035 * testsuite/Makefile.am (many_sections_r_test): New target.
7036 (many_sections_r_test_SOURCES): Remove.
7037 (many_sections_r_test_DEPENDENCIES): Remove.
7038 (many_sections_r_test_LDFLAGS): Remove.
7039 (many_sections_r_test_LDADD): Remove.
7041 * object.cc (Sized_relobj::do_add_symbols): Always pass
7042 local_symbol_count_ to add_from_relobj.
7044 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7045 every thousand variables.
7046 * testsuite/Makefile.in: Rebuild.
7048 * object.cc (Xindex::initialize_symtab_xindex): New function.
7049 (Xindex::read_symtab_xindex): New function.
7050 (Xindex::sym_xindex_to_shndx): New function.
7051 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7053 (Sized_relobj::do_initialize_xindex): New function.
7054 (Sized_relobj::do_read_symbols): Adjust section links.
7055 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7056 parameter. Change all callers.
7057 (Sized_relobj::include_section_group): Adjust section links and
7058 symbol section indexes.
7059 (Sized_relobj::do_layout): Adjust section links.
7060 (Sized_relobj::do_count_local_symbols): Adjust section links and
7061 symbol section indexes.
7062 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7063 ordinary and special symbols.
7064 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7065 dynsym_xindex parameters. Change all callers. Adjust section
7066 links. Use SHN_XINDEX when needed.
7067 (Sized_relobj::get_symbol_location_info): Adjust section links.
7068 Don't get fooled by special symbols.
7069 * object.h (class Xindex): Define.
7070 (class Object): Add xindex_ parameter. Declare virtual functoin
7071 do_initialize_xindex.
7072 (Object::adjust_sym_shndx): New function.
7073 (Object::set_xindex): New protected function.
7074 (class Symbol_value): Add is_ordinary_shndx_ field.
7075 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7076 (Symbol_value::value): Assert ordinary section.
7077 (Symbol_value::initialize_input_to_output_map): Likewise.
7078 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7080 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7082 (class Sized_relobj): Update declarations.
7083 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7084 parameter. Change all callers.
7085 (Sized_relobj::adjust_shndx): New function.
7086 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7088 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7089 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7090 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7091 (Sized_dynobj::read_dynsym_section): Adjust section links.
7092 (Sized_dynobj::read_dynamic): Likewise.
7093 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7095 (Sized_dynobj::do_initialize_xindex): New function.
7096 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7097 do_initialize_xindex.
7098 (Sized_dynobj::adjust_shndx): New function.
7099 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7100 dynsym_xindex_ fields.
7101 (Layout::finalize): Add a call to set_section_indexes before
7102 creating the symtab sections.
7103 (Layout::set_section_indexes): Don't do anything if the section
7104 already has a section index.
7105 (Layout::create_symtab_sections): Add shnum parameter. Change
7106 caller. Create .symtab_shndx section if needed.
7107 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7109 (Layout::allocated_output_section_count): New function.
7110 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7112 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7113 fields. Update declarations.
7114 (Layout::symtab_xindex): New function.
7115 (Layout::dynsym_xindex): New function.
7116 (class Write_symbols_task): Add layout_ field.
7117 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7119 * output.cc (Output_section_headers::Output_section_headers): Add
7120 shstrtab_section parameter. Change all callers.
7121 (Output_section_headers::do_sized_write): Store overflow values
7122 for section count and section string table section index in
7123 section header zero.
7124 (Output_file_header::do_sized_write): Check for overflow of
7125 section count and section string table section index.
7126 (Output_symtab_xindex::do_write): New function.
7127 (Output_symtab_xindex::endian_do_write): New function.
7128 * output.h (class Output_section_headers): Add shstrtab_section_.
7129 Update declarations.
7130 (class Output_symtab_xindex): Define.
7131 (Output_section::has_out_shndx): New function.
7132 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7134 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7136 (Sized_symbol::init): Likewise.
7137 (Symbol::output_section): Check for ordinary symbol.
7138 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7139 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7141 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7142 Change all callers. Simplify handling of symbols from sections
7143 not included in the link.
7144 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7146 (Weak_alias_sorter::operator()): Assert that symbols are
7148 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7150 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7151 parameters. Change all callers.
7152 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7153 symbol distinction. Use SHN_XINDEX when needed.
7154 (Symbol_table::write_section_symbol): Add symtab_xindex
7155 parameter. Change all callers.
7156 (Symbol_table::sized_write_section_symbol): Likewise. Use
7157 SHN_XINDEX when needed.
7158 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7160 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7161 (Symbol::is_defined): Check is_ordinary.
7162 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7163 (Symbol::is_absolute, Symbol::is_common): Likewise.
7164 (class Sized_symbol): Update declarations.
7165 (class Symbol_table): Update declarations.
7166 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7167 parameters. Change all callers.
7168 (Sized_symbol::override): Likewise.
7169 (Symbol_table::override): Likewise.
7170 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7171 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7172 is_ordinary, and orig_st_shndx parameters. Change all callers.
7173 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7174 to be in an ordinary section.
7175 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7176 object and is_ordinary parameters. Change all callers.
7177 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7178 Change all callers. Don't add undefined or non-ordinary symbols
7180 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7182 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7184 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7185 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7186 (Sized_relobj::relocate_sections): Likewise.
7187 * target-reloc.h (scan_relocs): Adjust section symbol index.
7188 (scan_relocatable_relocs): Likewise.
7189 * i386.cc (Scan::local): Check for ordinary symbols.
7190 * sparc.cc (Scan::local): Likewise.
7191 * x86_64.cc (Scan::local): Likewise.
7192 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7193 to symbol_section_and_value.
7194 * testsuite/many_sections_test.cc: New file.
7195 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7196 (check_PROGRAMS): Add many_sections_test.
7197 (many_sections_test_SOURCES): Define.
7198 (many_sections_test_DEPENDENCIES): Define.
7199 (many_sections_test_LDFLAGS): Define.
7200 (BUILT_SOURCES): Add many_sections_define.h.
7201 (many_sections_define.h): New target.
7202 (BUILT_SOURCES): Add many_sections_check.h.
7203 (many_sections_check.h): New target.
7204 (check_PROGRAMS): Add many_sections_r_test.
7205 (many_sections_r_test_SOURCES): Define.
7206 (many_sections_r_test_DEPENDENCIES): Define.
7207 (many_sections_r_test_LDFLAGS): Define.
7208 (many_sections_r_test_LDADD): Define.
7209 (many_sections_r_test.o): New target.
7210 * testsuite/Makefile.in: Rebuild.
7212 2008-04-17 Cary Coutant <ccoutant@google.com>
7214 * errors.cc (Errors::info): New function.
7215 (gold_info): New function.
7216 * errors.h (Errors::info): New function.
7217 * gold.h (gold_info): New function.
7218 * object.cc (Input_objects::add_object): Print trace output.
7219 * options.cc (options::parse_set): New function.
7220 (General_options::parse_wrap): Deleted.
7221 (General_options::General_options): Deleted initializer.
7222 * options.h (options::String_set): New typedef.
7223 (options::parse_set): New function.
7224 (DEFINE_set): New macro.
7225 (General_options::wrap): Changed to use DEFINE_set. Changed
7226 callers of any_wrap_symbols and is_wrap_symbol.
7227 (General_options::trace, General_options::trace_symbol):
7229 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7230 (General_options::wrap_symbols_): Deleted.
7231 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7233 2008-04-17 David S. Miller <davem@davemloft.net>
7235 * options.cc (General_options::parse_V): New function.
7236 * options.h: Add entries for -V and -Qy.
7238 2008-04-17 Ian Lance Taylor <iant@google.com>
7240 * common.cc (Symbol_table::allocate_commons): Remove options
7241 parameter. Change caller.
7242 (Symbol_table::do_allocate_commons): Remove options parameter.
7243 Change caller. Just call do_allocate_commons_list twice.
7244 (Symbol_table::do_allocate_commons_list): New function, broken out
7245 of do_allocate_commons.
7246 * common.h (class Allocate_commons_task): Remove options_ field.
7248 * symtab.cc (Symbol_table::Symbol_table): Initialize
7250 (Symbol_table::add_from_object): Put TLS common symbols on
7252 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7253 which are IN_OUTPUT_DATA.
7254 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7255 allocate_commons and do_allocate_commons declarations. Declare
7256 do_allocate_commons_list.
7257 * gold.cc (queue_middle_tasks): Update creation of
7258 Allocate_commons_task to not pass options.
7259 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7260 (TLS_TEST_C_FLAGS): New variable.
7261 (tls_test_c_pic.o): New target.
7262 (tls_test_shared.so): Link in tls_test_c_pic.o.
7263 (tls_test_c_pic_ie.o): New target.
7264 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7265 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7266 (tls_test_c.o): New target.
7267 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7268 (tls_pic_test_LDADD): Likewise.
7269 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7270 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7271 (tls_test_c_gnu2.o): New target.
7272 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7274 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7275 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7276 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7277 * testsuite/tls_test.cc: Include "config.h".
7278 (t_last): Call t11_last.
7279 * testsuite/tls_test.h (t11, t11_last): Declare.
7280 * testsuite/tls_test_c.c: New file.
7281 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7282 * configure.ac: Check for OpenMP support.
7283 * configure, config.in, Makefile.in: Rebuild.
7284 * testsuite/Makefile.in: Rebuild.
7286 2008-04-16 Cary Coutant <ccoutant@google.com>
7288 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7289 (Target_i386::tls_base_symbol_defined_): New field.
7290 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7291 (Target_i386::Scan::global): Likewise.
7292 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7293 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7294 (Target_x86_64::tls_base_symbol_defined_): New field.
7295 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7296 (Target_x86_64::Scan::global): Likewise.
7298 2008-04-16 Cary Coutant <ccoutant@google.com>
7300 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7301 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7302 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7303 building shared libraries.
7304 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7305 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7306 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7307 * testsuite/Makefile.in: Rebuild.
7308 * testsuite/weak_undef.h: New file.
7309 * testsuite/weak_undef_file1.cc: Add extra test cases.
7310 * testsuite/weak_undef_file2.cc: Likewise.
7311 * testsuite/weak_undef_test.cc: Likewise.
7313 2008-04-16 David S. Miller <davem@davemloft.net>
7315 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7316 Add issued_non_pic_error_ field. Declare check_non_pic.
7317 (Target_sparc::Scan::check_non_pic): New function.
7318 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7319 (Target_sparc::Scan::global): Likewise.
7321 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7322 * configure: Rebuild.
7324 * options.h (DEFINE_enable): New macro.
7325 (new_dtags): New enable option.
7326 (initfirst, interpose, loadfltr, nodefaultlib,
7327 nodelete, nodlopen, nodump): New -z options.
7328 * layout.cc (Layout:finish_dynamic_section): If new
7329 dtags enabled, emit DT_RUNPATH. Also, emit a
7330 DT_FLAGS_1 containing any specified -z flags.
7332 2008-04-16 Ian Lance Taylor <iant@google.com>
7334 * copy-relocs.cc: New file.
7335 * copy-relocs.h: New file.
7336 * reloc.cc: Remove Copy_relocs code.
7337 * reloc.h: Likewise.
7338 * reloc-types.h (struct Reloc_types) [both versions]: Add
7339 get_reloc_addend_noerror.
7340 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7341 variants of add_global which take an addend which must be zero.
7342 * i386.cc: Include "copy-relocs.h".
7343 (class Target_i386): Change type of copy_relocs_ to variable,
7345 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7347 (Target_i386::do_finalize_sections): Change handling of
7349 * sparc.cc: Include "copy-relocs.h".
7350 (class Target_sparc): Change type of copy_relocs_ to variable,
7352 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7354 (Target_sparc::do_finalize_sections): Change handling of
7356 * x86_64.cc: Include "copy-relocs.h".
7357 (class Target_x86_64): Change type of copy_relocs_ to variable,
7359 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7360 class. Change all callers.
7361 (Target_x86_64::do_finalize_sections): Change handling of
7363 * Makefile.am (CCFILES): Add copy-relocs.cc.
7364 (HFILES): Add copy-relocs.h.
7366 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7368 * testsuite/script_test_4.sh: Permit leading zeroes.
7370 2008-04-15 Ian Lance Taylor <iant@google.com>
7372 * script-sections.cc (Script_sections::create_segments): Use
7373 header_size_adjustment even when there is enough room for the
7375 * testsuite/script_test_4.sh: New file.
7376 * testsuite/script_test_4.t: New file.
7377 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7378 (check_DATA): Add script_test_4.stdout.
7379 (MOSTLYCLEANFILES): Likewise.
7380 (script_test_4): New target.
7381 (script_test_4.stdout): New target.
7382 * testsuite/Makefile.in: Rebuild.
7384 * sparc.cc: Add definitions for Output_data_plt_sparc class
7387 2008-04-14 David S. Miller <davem@davemloft.net>
7389 * sparc.cc: New file.
7390 * Makefile.am (TARGETSOURCES): Add sparc.cc
7391 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7392 * configure.tgt: Document targ_extra_size and
7393 targ_extra_big_endian. Add entries for sparc-* and
7395 * configure.ac: Handle targ_extra_size and
7396 targ_extra_big_endian.
7397 * Makefile.in: Rebuild.
7398 * configure: Likewise.
7399 * po/POTFILES.in: Likewise.
7400 * po/gold.pot: Likewise.
7402 2008-04-14 Ian Lance Taylor <iant@google.com>
7404 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7405 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7406 in the name/type/flags to section mapping. Don't call
7407 allocate_output_section.
7408 (Layout::choose_output_section): Change parameter from adjust_name
7409 to is_input_section. Don't permit input sections after sections
7410 are attached to segments. Don't call allocate_output_section.
7411 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7412 not write_enable_output_section.
7413 (Layout::make_output_section): Don't push to
7414 unattached_section_list_ nor call attach_to_segment. Call
7415 attach_section_to_segment if sections are attached.
7416 (Layout::attach_sections_to_segments): New function.
7417 (Layout::attach_section_to_segment): New function.
7418 (Layout::attach_allocated_section_to_segment): Rename from
7419 attach_to_segment. Remove flags parameter.
7420 (Layout::allocate_output_section): Remove function.
7421 (Layout::write_enable_output_section): Remove function.
7422 * layout.h (class Layout): Update for above changes. Add new
7423 field sections_are_attached_.
7424 * output.h (Output_section::update_flags_for_input_section): New
7426 * output.cc (Output_section::add_input_section): Call
7427 update_flags_for_input_section.
7428 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7430 2008-04-11 Cary Coutant <ccoutant@google.com>
7432 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7433 thought unnecessary.
7434 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7436 2008-04-11 Ian Lance Taylor <iant@google.com>
7438 * output.h (class Output_section_data): Remove inline definition
7440 * output.cc (Output_section_data::set_addralign): New function.
7442 2008-04-11 Cary Coutant <ccoutant@google.com>
7444 Add support for TLS descriptors for i386 and x86_64.
7445 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7446 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7447 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7449 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7450 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7451 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7453 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7454 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7455 Fix problem with initial-exec relocations.
7456 (Target_i386::Relocate::relocate_tls): Likewise.
7457 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7459 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7460 support for section-plus-offset dynamic table entries.
7461 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7462 (Output_data_dynamic::Dynamic_entry): Add support for
7463 section-plus-offset dynamic table entries.
7464 (Output_data_dynamic::Classification): Likewise.
7465 (Output_data_dynamic::classification_): Renamed offset_.
7466 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7467 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7468 (Target_x86_64::make_plt_section): New function.
7469 (Target_x86_64::reserve_tlsdesc_entries): New function.
7470 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7471 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7472 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7473 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7474 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7475 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7476 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7477 add extra PLT entry for TLS descriptors.
7478 (Output_data_plt_x86_64::got_): New field.
7479 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7480 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7482 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7484 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7485 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7486 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7487 R_386_TLS_DESC_CALL relocations.
7488 (Target_x86_64::Scan::global): Likewise.
7489 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7490 for TLS descriptors.
7491 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7492 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7493 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7494 GD-to-IE relaxation.
7495 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7496 and TLS_DESCRIPTORS.
7497 * Makefile.in: Rebuild.
7498 * configure: Rebuild.
7499 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7500 (tls_test_shared2.so): New target.
7501 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7502 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7503 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7504 (tls_shared_gd_to_ie_test_LDADD): New variable.
7505 (tls_shared_gnu2_gd_to_ie_test): New target.
7506 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7508 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7509 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7510 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7511 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7512 (tls_shared_gnu2_test): New target.
7513 (tls_test_gnu2_shared.so): New target.
7514 (tls_shared_gnu2_test_SOURCES): New variable.
7515 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7516 (tls_shared_gnu2_test_LDFLAGS): New variable.
7517 (tls_shared_gnu2_test_LDADD): New variable.
7518 * testsuite/Makefile.in: Rebuild.
7519 * testsuite/Makefile.
7521 2008-04-11 Ian Lance Taylor <iant@google.com>
7523 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7525 * testsuite/Makefile.in: Rebuild.
7527 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7529 * testsuite/script_test_2.cc (main): Adjust test.
7531 2008-04-11 David S. Miller <davem@davemloft.net>
7532 Ian Lance Taylor <iant@google.com>
7534 * options.h (General_options): Add entries for '-Y' and
7536 * options.cc (General_options:finalize): If -Y was used, add those
7537 entries to the library path instead of the default "/lib" and
7540 2008-04-11 David S. Miller <davem@davemloft.net>
7542 * testsuite/justsyms.t: Start at 0x100.
7543 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7544 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7546 * testsuite/script_test_2.cc: Adjust string and section length
7549 2008-04-09 Ian Lance Taylor <iant@google.com>
7552 * script-sections.cc (Sections_element::allocate_to_segment): Add
7554 (Output_section_definition::allocate_to_segment): Likewise.
7555 (Orphan_output_section::allocate_to_segment): Likewise.
7556 (Script_sections::attach_sections_using_phdrs_clause): Don't
7557 propagate non-PT_LOAD segments to orphan sections.
7558 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7559 readelf rather than objdump.
7560 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7561 .interp section and PT_INTERP segment are the same size.
7562 * testsuite/Makefile.in: Rebuild.
7564 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7565 aliases for symbols defined in the same object.
7566 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7567 (weak_alias_test_SOURCES): New variable.
7568 (weak_alias_test_DEPENDENCIES): New variable.
7569 (weak_alias_test_LDFLAGS): New variable.
7570 (weak_alias_test_LDADD): New variable.
7571 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7572 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7573 (weak_alias_test_3.o): New target.
7574 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7575 * testsuite/weak_alias_test_main.cc: New file.
7576 * testsuite/weak_alias_test_1.cc: New file.
7577 * testsuite/weak_alias_test_2.cc: New file.
7578 * testsuite/weak_alias_test_3.cc: New file.
7580 2008-04-08 Ian Lance Taylor <iant@google.com>
7582 * options.h (class General_options): Add --noinhibit-exec option.
7583 * main.cc (main): Check --noinhibit-exec.
7585 * options.h (class General_options): Define --wrap as a special
7586 option. Add wrap_symbols_ field.
7587 (General_options::any_wrap_symbols): New function.
7588 (General_options::is_wrap_symbol): New function.
7589 * options.cc (General_options::parse_wrap): New function.
7590 (General_options::General_options): Initialize wrap_symbols_.
7591 * symtab.cc (Symbol_table::wrap_symbol): New function.
7592 (Symbol_table::add_from_object): Handle --wrap.
7593 * symtab.h (class Symbol_table): Declare wrap_symbol.
7594 * target.h (Target::wrap_char): New function.
7595 (Target::Target_info): Add wrap_char field.
7596 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7597 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7598 * testsuite/testfile.cc (Target_test::test_target_info):
7601 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7604 * layout.h (class Layout): Add added_eh_frame_data_ field.
7605 * layout.cc (Layout::Layout): Initialize new field.
7606 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7607 output section until we find a section we merged successfully.
7608 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7609 that the size be non-zero.
7611 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7614 2008-04-08 Craig Silverstein <csilvers@google.com>
7616 * configure.ac: Export new conditional variable HAVE_ZLIB.
7617 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7619 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7620 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7622 2008-04-07 Ian Lance Taylor <iant@google.com>
7624 * version.cc (version_string): Set to "1.5".
7626 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7627 Add issued_non_pic_error_ field. Declare check_non_pic.
7628 (Target_x86_64::Scan::check_non_pic): New function.
7629 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7630 (Target_x86_64::Scan::global): Likewise.
7632 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7633 addend parameter. Change caller. Handle merge sections.
7634 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7635 Address to Addend. Don't add in the result of
7636 local_section_offset, pass down the addend and use the returned
7638 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7639 Update declarations of local_section_offset and symbol_value.
7640 * testsuite/two_file_test_1.cc (t18): New function.
7641 * testsuite/two_file_test_2.cc (f18): New function.
7642 * testsuite/two_file_test_main.cc (main): Call t18.
7643 * testsuite/two_file_test.h (t18, f18): Declare.
7645 * configure.ac: Don't test for objdump, c++filt, or readelf.
7646 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7648 (TEST_READELF): New variable.
7649 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7650 (check_PROGRAMS): Add two_file_strip_test.
7651 (two_file_strip_test): New target.
7652 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7653 (two_file_same_shared_strip_test_SOURCES): New variable.
7654 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7655 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7656 (two_file_same_shared_strip_test_LDADD): New variable.
7657 (two_file_shared_strip.so): New target.
7658 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7659 (ver_test_5.syms, ver_test_7.syms): Likewise.
7660 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7661 (strip_test_3.stdout): Use TEST_OBJDUMP.
7662 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7664 2008-04-04 Cary Coutant <ccoutant@google.com>
7666 * symtab.h (Symbol::is_weak_undefined): New function.
7667 (Symbol::is_strong_undefined): New function.
7668 (Symbol::is_absolute): New function.
7669 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7670 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7672 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7673 (weak_undef_test): New target.
7674 * testsuite/Makefile.in: Rebuild.
7675 * testsuite/weak_undef_file1.cc: New file.
7676 * testsuite/weak_undef_file2.cc: New file.
7677 * testsuite/weak_undef_test.cc: New file.
7679 2008-04-03 Craig Silverstein <csilvers@google.com>
7681 * compressed_output.h (class Output_compressed_section): Use
7683 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7685 (zlib_compressed_suffix): Removed.
7686 (Output_compressed_section::set_final_data_size): Use unsigned
7688 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7689 Fix linker invocation.
7690 (flagstest_o_specialfile_and_compress_debug_sections):
7692 * testsuite/Makefile.in: Regenerated.
7694 2008-04-02 David S. Miller <davem@davemloft.net>
7696 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7697 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7699 2008-04-02 Craig Silverstein <csilvers@google.com>
7703 2008-04-02 Ian Lance Taylor <iant@google.com>
7705 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7706 parameters. Update for new key type to views_. Change all
7708 (File_read::read): Adjust for byteshift in returned view.
7709 (File_read::add_view): New function, broken out of
7711 (File_read::make_view): New function, broken out of
7713 (File_read::find_or_make_view): Add offset and aligned
7714 parameters. Rewrite accordingly. Change all callers.
7715 (File_read::get_view): Add offset and aligned parameters. Adjust
7716 for byteshift in return value.
7717 (File_read::get_lasting_view): Likewise.
7718 * fileread.h (class File_read): Update declarations.
7719 (class File_read::View): Add byteshift_ field. Add byteshift to
7720 constructor. Add byteshift method.
7721 * archive.h (Archive::clear_uncached_views): New function.
7722 (Archive::get_view): Add aligned parameter. Change all callers.
7723 * object.h (Object::get_view): Add aligned parameter. Change all
7725 (Object::get_lasting_view): Likewise.
7727 * fileread.cc (File_read::release): Don't call clear_views if
7728 there are multiple objects.
7729 * fileread.h (File_read::clear_uncached_views): New function.
7730 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7733 2008-03-31 Cary Coutant <ccoutant@google.com>
7735 Add thin archive support.
7736 * archive.cc (Archive::armagt): New const.
7737 (Archive::setup): Remove task parameter and calls to unlock.
7738 (Archive::unlock_nested_archives): New function.
7739 (Archive::read_header): Add nested_off parameter. Change
7741 (Archive::interpret_header): Likewise.
7742 (Archive::include_all_members): Change to handle thin
7744 (Archive::include_member): Likewise.
7745 * archive.h (Archive::Archive): Add new parameters and
7747 (Archive::armagt): New const.
7748 (Archive::setup): Remove task parameter.
7749 (Archive::unlock_nested_archives): New function.
7750 (Archive::read_header): Add nested_off parameter.
7751 (Archive::interpret_header): Likewise.
7752 (Archive::Nested_archive_table): New typedef.
7753 (Archive::is_thin_archive_): New field.
7754 (Archive::nested_archives_): New field.
7755 (Archive::options_): New field.
7756 (Archive::dirpath_): New field.
7757 (Archive::task_): New field.
7758 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7759 for thin archives. Pass additional parameters to
7760 Archive::Archive. Unlock the archive file after calling
7763 2008-03-29 Ian Lance Taylor <iant@google.com>
7765 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7766 version symbol to be local.
7767 * testsuite/ver_test_4.sh: New file.
7768 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7769 (check_DATA): Add ver_test_4.syms.
7770 (ver_test_4.syms): New target.
7771 * testsuite/Makefile.in: Rebuild.
7774 (Output_section::Input_section_sort_entry::has_priority): New
7776 (Output_section::Input_section_sort_entry::match_file_name): New
7778 (Output_section::Input_section_sort_entry::match_section_name):
7780 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7782 (Output_section::Input_section_sort_entry::match_section_file):
7784 (Output_section::Input_section_sort_compare::operator()): Rewrite
7785 using new Input_section_sort_entry functions. Sort crtbegin and
7786 crtend first. Sort sections with no priority before sections with
7788 * testsuite/initpri1.c (d3): Check j != 4.
7789 (cd5): New constructor/destructor function.
7790 (main): Check j != 2.
7792 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7793 new symbol when resolving, don't call set_is_default.
7794 * testsuite/ver_test_7.cc: New file.
7795 * testsuite/ver_test_7.sh: New file.
7796 * testsuite/Makefile.am (ver_test_7.so): New target.
7797 (ver_test_7.o): New target.
7798 (check_SCRIPTS): Add ver_test_7.sh.
7799 (check_DATA): Add ver_test_7.syms.
7800 (ver_test_7.syms): New target.
7802 2008-03-28 Ian Lance Taylor <iant@google.com>
7804 * layout.cc (Layout::layout): If we see an input section with a
7805 name that needs sorting, set the must_sort flag for the output
7807 (Layout::make_output_section): If the name of the output section
7808 indicates that it might require sorting, set the may_sort flag.
7809 * output.h (Output_section::may_sort_attached_input_sections): New
7811 (Output_section::set_may_sort_attached_input_sections): New
7813 (Output_section::must_sort_attached_input_sections): New
7815 (Output_section::set_must_sort_attached_input_sections): New
7817 (class Output_section): Declare Input_section_sort_entry. Define
7818 Input_section_sort_compare. Declare
7819 sort_attached_input_sections. Add new fields:
7820 may_sort_attached_input_sections_,
7821 must_sort_attached_input_sections_,
7822 attached_input_sections_are_sorted_.
7823 * output.cc (Output_section::Output_section): Initialize new
7825 (Output_section::add_input_section): Add an entry to
7826 input_sections_ if may_sort or must_sort are true.
7827 (Output_section::set_final_data_size): Call
7828 sort_attached_input_sections if necessary.
7829 (Output_section::Input_section_sort_entry): Define new class.
7830 (Output_section::Input_section_sort_compare::operator()): New
7832 (Output_section::sort_attached_input_sections): New function.
7833 * configure.ac: Check whether the compiler supports constructor
7834 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7835 * testsuite/initpri1.c: New file.
7836 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7837 CONSTRUCTOR_PRIORITY.
7838 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7839 (initpri1_LDFLAGS): New variable.
7840 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7842 2008-03-27 Ian Lance Taylor <iant@google.com>
7844 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7845 * testsuite/common_test_1.c: New file.
7846 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7847 (common_test_1_SOURCES): New variable.
7848 (common_test_1_DEPENDENCIES): New variable.
7849 (common_test_1_LDFLAGS): New variable.
7851 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7852 and commons_ correctly when NAME/VERSION does not override
7854 * testsuite/ver_test_6.c: New file.
7855 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7856 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7857 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7859 2008-03-26 Ian Lance Taylor <iant@google.com>
7861 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7862 of an undefined symbol from a version script.
7863 * testsuite/Makefile.am (ver_test_5.so): New target.
7864 (ver_test_5.o): New target.
7865 (check_SCRIPTS): Add ver_test_5.sh.
7866 (check_DATA): Add ver_test_5.syms.
7867 (ver_test_5.syms): New target.
7868 * testsuite/ver_test_5.cc: New file.
7869 * testsuite/ver_test_5.script: New file.
7870 * testsuite/ver_test_5.sh: New file.
7871 * Makefile.in, testsuite/Makefile.in: Rebuild.
7874 Fix problems building gold with gcc 4.3.0.
7875 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7876 (gold_error_at_location, gold_warning_at_location): Use it.
7877 * configure.ac: Check whether we can compile and use a template
7878 function with a printf attribute.
7879 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7880 when jumping over bytes.
7881 * object.cc: Instantiate Object::read_section_data.
7882 * debug.h: Include <cstring>
7883 * dwarf_reader.cc: Include <algorithm>
7884 * main.cc: Include <cstring>.
7885 * options.cc: Include <cstring>.
7886 * output.cc: Include <cstring>.
7887 * script.cc: Include <cstring>.
7888 * script.h: Include <string>.
7889 * symtab.cc: Include <cstring> and <algorithm>.
7890 * target-select.cc: Include <cstring>.
7891 * version.cc: Include <string>.
7892 * testsuite/testmain.cc: Include <cstdlib>.
7893 * configure, config.in: Rebuild.
7895 2008-03-25 Ian Lance Taylor <iant@google.com>
7897 * options.cc: Include "../bfd/bfdver.h".
7898 (options::help): Print bug reporting address.
7900 * version.cc (print_version): Adjust output for current value of
7905 * options.cc (options::help): Print list of supported targets.
7906 * target-select.h: Include <vector>.
7907 (class Target_selector): Make machine_, size_, and is_big_endian_
7908 fields const. Add bfd_name_ and instantiated_target_ fields.
7909 (Target_selector::Target_selector): Add bfd_name parameter.
7910 (Target_selector::recognize): Make non-virtual, call
7912 (Target_selector::recognize_by_name): Make non-virtual, call
7913 do_recognize_by_name.
7914 (Target_selector::supported_names): New function.
7915 (Target_selector::bfd_name): New function.
7916 (Target_selector::do_instantiate_target): New pure virtual
7918 (Target_selector::do_recognize): New virtual function.
7919 (Target_selector::do_recognize_by_name): New virtual function.
7920 (Target_selector::instantiate_target): New private function.
7921 (supported_target_names): Declare.
7922 * target-select.cc (Target_selector::Target_selector): Update for
7923 new parameter and fields.
7924 (select_target_by_name): Check that the name matches before
7925 calling recognize_by_name.
7926 (supported_target_names): New function.
7927 * i386.cc (class Target_selector_i386): Update Target_selector
7928 constructor call. Remove recognize and recognize_by_name. Add
7929 do_instantiate_target.
7930 * x86_64.cc (class Target_selector_x86_64): Likewise.
7931 * testsuite/testfile.cc (class Target_selector_test): Update for
7932 changes to Target_selector.
7934 * README: Rewrite, with some notes on unsupported features.
7936 2008-03-24 Cary Coutant <ccoutant@google.com>
7938 * i386.cc (Target_i386::Got_type): New enum declaration.
7939 (Target_i386::Scan::local): Updated callers of Output_data_got
7941 (Target_i386::Scan::global): Likewise.
7942 (Target_i386::Relocate::relocate): Likewise.
7943 (Target_i386::Relocate::relocate_tls): Likewise.
7944 * object.h (Got_offset_list): New class.
7945 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7946 (Sized_relobj::local_got_offset): Likewise.
7947 (Sized_relobj::set_local_got_offset): Likewise.
7948 (Sized_relobj::local_has_tls_got_offset): Removed.
7949 (Sized_relobj::local_tls_got_offset): Removed.
7950 (Sized_relobj::set_local_tls_got_offset): Removed.
7951 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7952 * output.cc (Output_data_got::add_global): Added got_type parameter.
7953 (Output_data_got::add_global_with_rel): Likewise.
7954 (Output_data_got::add_global_with_rela): Likewise.
7955 (Output_data_got::add_global_pair_with_rel): New function.
7956 (Output_data_got::add_global_pair_with_rela): New function.
7957 (Output_data_got::add_local): Added got_type parameter.
7958 (Output_data_got::add_local_with_rel): Likewise.
7959 (Output_data_got::add_local_with_rela): Likewise.
7960 (Output_data_got::add_local_pair_with_rel): New function.
7961 (Output_data_got::add_local_pair_with_rela): New function.
7962 (Output_data_got::add_global_tls): Removed.
7963 (Output_data_got::add_global_tls_with_rel): Removed.
7964 (Output_data_got::add_global_tls_with_rela): Removed.
7965 (Output_data_got::add_local_tls): Removed.
7966 (Output_data_got::add_local_tls_with_rel): Removed.
7967 (Output_data_got::add_local_tls_with_rela): Removed.
7968 * output.h (Output_data_got::add_global): Added got_type parameter.
7969 (Output_data_got::add_global_with_rel): Likewise.
7970 (Output_data_got::add_global_with_rela): Likewise.
7971 (Output_data_got::add_global_pair_with_rel): New function.
7972 (Output_data_got::add_global_pair_with_rela): New function.
7973 (Output_data_got::add_local): Added got_type parameter.
7974 (Output_data_got::add_local_with_rel): Likewise.
7975 (Output_data_got::add_local_with_rela): Likewise.
7976 (Output_data_got::add_local_pair_with_rel): New function.
7977 (Output_data_got::add_local_pair_with_rela): New function.
7978 (Output_data_got::add_global_tls): Removed.
7979 (Output_data_got::add_global_tls_with_rel): Removed.
7980 (Output_data_got::add_global_tls_with_rela): Removed.
7981 (Output_data_got::add_local_tls): Removed.
7982 (Output_data_got::add_local_tls_with_rel): Removed.
7983 (Output_data_got::add_local_tls_with_rela): Removed.
7984 * resolve.cc (Symbol::override_base_with_special): Removed
7985 reference to has_got_offset_ field.
7986 * symtab.cc (Symbol::init_fields): Replaced initialization
7987 of got_offset_ with got_offsets_. Removed initialization
7989 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7990 (Symbol::got_offset): Likewise.
7991 (Symbol::set_got_offset): Likewise.
7992 (Symbol::has_tls_got_offset): Removed.
7993 (Symbol::tls_got_offset): Removed.
7994 (Symbol::set_tls_got_offset): Removed.
7995 (Symbol::got_offset_): Removed.
7996 (Symbol::tls_mod_got_offset_): Removed.
7997 (Symbol::tls_pair_got_offset_): Removed.
7998 (Symbol::got_offsets_): New field.
7999 (Symbol::has_got_offset): Removed.
8000 (Symbol::has_tls_mod_got_offset): Removed.
8001 (Symbol::has_tls_pair_got_offset): Removed.
8002 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8003 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8005 (Target_x86_64::Scan::global): Likewise.
8006 (Target_x86_64::Relocate::relocate): Likewise.
8007 (Target_x86_64::Relocate::relocate_tls): Likewise.
8009 2008-03-25 Ben Elliston <bje@au.ibm.com>
8011 * yyscript.y: Fix spelling error in comment.
8013 2008-03-24 Ian Lance Taylor <iant@google.com>
8015 * options.h (class General_options): Define build_id option.
8016 * layout.h (class Layout): Declare write_build_id, create_note,
8017 create_build_id. Add build_id_note_ member.
8018 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8019 "libiberty.h", "md5.h", "sha1.h".
8020 (Layout::Layout): Initialize eh_frame_data_,
8021 eh_frame_hdr_section_, and build_id_note_.
8022 (Layout::finalize): Call create_build_id.
8023 (Layout::create_note): New function, broken out of
8024 Layout::create_gold_note.
8025 (Layout::create_gold_note): Call create_note.
8026 (Layout::create_build_id): New function.
8027 (Layout::write_build_id): New function.
8028 (Close_task_runner::run): Call write_build_id.
8030 * x86_64.cc: Correct license to GPLv3.
8032 2008-03-23 Ian Lance Taylor <iant@google.com>
8034 * options.cc: Include "demangle.h".
8035 (parse_optional_string): New function.
8036 (parse_long_option): Handle takes_optional_argument.
8037 (parse_short_option): Update dash_z initializer. Handle
8038 takes_optional_argument.
8039 (General_options::General_options): Initialize do_demangle_.
8040 (General_options::finalize): Set do_demangle_. Handle demangling
8042 * options.h (parse_optional_string): Declare.
8043 (struct One_option): Add optional_arg field. Update constructor.
8044 Update call constructor calls. Add takes_optional_argument
8046 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8047 (DEFINE_optional_string): Define.
8048 (General_options::demangle): Change from DEFINE_bool to
8049 DEFINE_optional_string.
8050 (General_options::no_demangle): New function.
8051 (General_options::do_demangle): New function.
8052 (General_options::set_do_demangle): New function.
8053 (General_options::execstack_status_): Move definition to end of
8055 (General_options::static_): Likewise.
8056 (General_options::do_demangle_): New field.
8057 * object.cc (big_endian>::get_symbol_location_info): Call
8058 Options::do_demangle, not Options::demangle.
8059 * symtab.cc (demangle): Likewise.
8061 2008-03-22 Ian Lance Taylor <iant@google.com>
8063 * gold.h: Include <cstddef> and <sys/types.h>
8064 * options.h: Include <cstring>.
8066 2008-03-21 Ian Lance Taylor <iant@google.com>
8068 * Added source code to GNU binutils.