1 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4 (struct iovec): Correct !HAVE_READV definition.
6 2010-06-10 Cary Coutant <ccoutant@google.com>
8 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
9 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
11 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
14 * symtab.h (Symbol::is_placeholder): New member function.
15 * target-reloc.h (relocate_section): Check for placeholder symbols.
17 * testsuite/Makefile.am (plugin_test_8): New test.
18 (plugin_test_9): New test.
19 * testsuite/Makefile.in: Regenerate.
21 2010-06-09 Nick Clifton <nickc@redhat.com>
23 * yyscript.y (input_list_element): Allow strings prefixed with
24 the '-' character. Treat these as libraries.
25 * script.cc (script_add_library): New function. Adds a library
26 specified by "-l<name>" found in an input script.
27 * script-c.h: Add prototype for script_add_library.
29 2010-06-07 Doug Kwan <dougkwan@google.com>
31 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
32 Restrict stub-group size to be within long conditional branch
33 range when working around cortex-A8 erratum.
35 2010-06-07 Damien Diederen <dd@crosstwine.com>
37 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
40 2010-06-03 Sriraman Tallam <tmsriram@google.com>
44 (Output_section::Input_section_sort_entry::compare_section_ordering):
45 Change to return non-zero correctly.
46 (Output_section::Input_section_sort_section_order_index_compare
47 ::operator()): Change to fix ambiguity in comparisons.
49 2010-06-01 Sriraman Tallam <tmsriram@google.com>
51 * gold.h (is_wildcard_string): New function.
52 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
53 (Layout::layout_eh_frame): Ditto.
54 (Layout::find_section_order_index): New method.
55 (Layout::read_layout_from_file): New method.
56 * layout.h (Layout::find_section_order_index): New method.
57 (Layout::read_layout_from_file): New method.
58 (Layout::input_section_position_): New private member.
59 (Layout::input_section_glob_): New private member.
60 * main.cc (main): Call read_layout_from_file here.
61 * options.h (--section-ordering-file): New option.
62 * output.cc (Output_section::input_section_order_specified_): New
64 (Output_section::Output_section): Initialize new member.
65 (Output_section::add_input_section): Add new parameter.
66 Keep input sections when --section-ordering-file is used.
67 (Output_section::set_final_data_size): Sort input sections when
68 section ordering file is specified.
69 (Output_section::Input_section_sort_entry): Add new parameter.
71 (Output_section::Input_section_sort_entry::compare_section_ordering):
73 (Output_section::Input_section_sort_compare::operator()): Change to
74 consider section_order_index.
75 (Output_section::Input_section_sort_init_fini_compare::operator()):
76 Change to consider section_order_index.
77 (Output_section::Input_section_sort_section_order_index_compare
78 ::operator()): New method.
79 (Output_section::sort_attached_input_sections): Change to sort
80 according to section order when specified.
81 (Output_section::add_input_section<32, true>): Add new parameter.
82 (Output_section::add_input_section<64, true>): Add new parameter.
83 (Output_section::add_input_section<32, false>): Add new parameter.
84 (Output_section::add_input_section<64, false>): Add new parameter.
85 * output.h (Output_section::add_input_section): Add new parameter.
86 (Output_section::input_section_order_specified): New
88 (Output_section::set_input_section_order_specified): New method.
89 (Input_section::Input_section): Initialize section_order_index_.
90 (Input_section::section_order_index): New method.
91 (Input_section::set_section_order_index): New method.
92 (Input_section::section_order_index_): New member.
93 (Input_section::Input_section_sort_section_order_index_compare): New
95 (Output_section::input_section_order_specified_): New member.
96 * script-sections.cc (is_wildcard_string): Delete and move modified
98 (Output_section_element_input::Output_section_element_input): Modify
99 call to is_wildcard_string.
100 (Output_section_element_input::Input_section_pattern
101 ::Input_section_pattern): Ditto.
102 (Output_section_element_input::Output_section_element_input): Ditto.
103 * testsuite/Makefile.am (final_layout): New test case.
104 * testsuite/Makefile.in: Regenerate.
105 * testsuite/final_layout.cc: New file.
106 * testsuite/final_layout.sh: New file.
108 2010-06-01 Rafael Espindola <espindola@google.com>
110 * plugin.cc (Plugin::load): Pass the output name to the plugin.
112 2010-06-01 Rafael Espindola <espindola@google.com>
114 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
115 visibility of symbols.
117 2010-05-27 Doug Kwan <dougkwan@google.com>
119 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
120 from start of output section instead of address for a local symbol
121 in a merged or relaxed section when doing a relocatable link.
123 2010-05-26 Rafael Espindola <espindola@google.com>
126 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
127 adding sections the garbage collector removed.
128 * gold/testsuite/Makefile.am: Add test.
129 * gold/testsuite/Makefile.in: Regenerate.
130 * gold/testsuite/plugin_test_7.sh: New.
131 * gold/testsuite/plugin_test_7_1.c: New.
132 * gold/testsuite/plugin_test_7_2.c: New.
134 2010-05-26 Rafael Espindola <espindola@google.com>
136 * script-sections.cc (Output_section_definition::set_section_addresses):
137 Check for --section-start.
139 2010-05-26 Doug Kwan <dougkwan@google.com>
141 * arm.cc (Arm_scan_relocatable_relocs): New class.
142 (Target_arm::relocate_special_relocatable): New method.
143 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
144 (Arm_relocate_functions::thumb_branch_common): Same.
145 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
146 instead of Default_scan_relocatable_relocs.
147 * target-reloc.h (relocate_for_relocatable): Let target handle
148 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
149 * target.h (Sized_target::relocate_special_relocatable): New method.
151 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
153 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
155 2010-05-23 Doug Kwan <dougkwan@google.com>
157 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
159 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
160 with a direct branch, not a conditional branch, to a stub.
161 * merge.cc (Output_merge_base::record_input_section): New method
163 (Output_merge_data::do_add_input_section): Record input section if
164 keeps-input-sections flag is set.
165 (Output_merge_string::do_add_input_section): Ditto.
166 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
167 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
169 (Output_merge_base::keeps_input_sections,
170 Output_merge_base::set_keeps_input_sections,
171 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
173 (Output_merge_base::Input_sections): New type declaration.
174 (Output_merge_base::input_sections_begin,
175 Output_merge_base::input_sections_end,
176 Output_merge_base::do_set_keeps_input_sections): New method definitions.
177 (Output_merge_base::bool keeps_input_sections_,
178 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
179 Output_merge_base::input_sections_): New data members.
180 (Output_merge_data::do_set_keeps_input_sections): New method
182 (Output_merge_string::do_set_keeps_input_sections): Ditto.
183 * output.cc (Output_section::Input_section::relobj): Move method
184 defintion from class declaration to here and handle merge sections.
185 (Output_section::Input_section::shndx): Ditto.
186 (Output_section::Output_section): Remove initializations of removed
187 data members and initialize new data member LOOKUP_MAPS_.
188 (Output_section::add_input_section): Set keeps-input-sections flag
189 for a newly created merge output section as appropriate. Adjust code
190 to use Output_section_lookup_maps class.
191 (Output_section::add_relaxed_input_section): Adjst code for lookup
192 maps code refactoring.
193 (Output_section::add_merge_input_section): Add a new parameter
194 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
195 class. If adding input section to a newly created merge output
196 section fails, remove the new merge section.
197 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
198 Adjust code for use of the Output_section_lookup_maps class.
199 (Output_section::find_merge_section): Ditto.
200 (Output_section::build_lookup_maps): New method defintion.
201 (Output_section::find_relaxed_input_section): Adjust code to use
202 Output_section_lookup_maps class.
203 (Output_section::get_input_sections): Export merge sections. Adjust
204 code to use Output_section_lookup_maps class.
205 (Output_section:::add_script_input_section): Adjust code to use
206 Output_section_lookup_maps class. Update lookup maps for merge
208 (Output_section::discard_states): Use Output_section_lookup_maps.
209 (Output_section::restore_states): Same.
210 * output.h (Merge_section_properties): Move class defintion out of
212 (Output_section_lookup_maps): New class.
213 (Output_section::Input_section::is_merge_section): New method
215 (Output_section::Input_section::relobj): Move defintion out of class
216 defintion. Declare method only.
217 (Output_section::Input_section::shndx): Ditto.
218 (Output_section::Input_section::output_merge_base): New method defintion.
219 (Output_section::Input_section::u2_.pomb): New union field.
220 (Output_section::Merge_section_by_properties_map,
221 Output_section::Output_section_data_by_input_section_map,
222 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
224 (Output_section::add_merge_input_section): Add new parameter
225 KEEPS_INPUT_SECTIONS.
226 (Output_section::build_lookup_maps): New method declaration.
227 (Output_section::merge_section_map_,
228 Output_section::merge_section_by_properties_map_,
229 Output_section::relaxed_input_section_map_,
230 Output_section::is_relaxed_input_section_map_valid_): Remove data
232 (Output_section::lookup_maps_): New data member.
234 2010-05-21 Doug Kwan <dougkwan@google.com>
237 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
238 avoid a compilation error.
240 2010-05-19 Rafael Espindola <espindola@google.com>
242 * script-sections.cc (Output_section_definition::allocate_to_segment):
243 Update the phdrs_list even when the output section is NULL.
244 * testsuite/Makefile.am: Add test.
245 * testsuite/Makefile.in: Regenerate.
246 * testsuite/script_test_9.cc: New.
247 * testsuite/script_test_9.sh: New.
248 * testsuite/script_test_9.t: New.
250 2010-05-19 Doug Kwan <dougkwan@google.com>
252 * arm.cc (Arm_input_section::original_size): New method.
253 (Arm_input_section::do_addralign): Add a cast.
254 (Arm_input_section::do_output_offset): Remove static cast.
255 (Arm_input_section::original_addralign,
256 Arm_input_section::original_size_): Change type to uint32_t.
257 (Arm_input_section::init): Add safe casts for section alignment
259 (Arm_input_section::set_final_data_size): Do not set address and
260 offset of stub table.
261 (Arm_output_section::fix_exidx_coverage): Change use of of
262 Output_section::Simple_input_section to that of
263 Output_section::Input_section.
264 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
265 except for the first pass.
266 * output.cc (Output_section::get_input_sections): Change type of
267 input_sections to std::list<Input_section>.
268 (Output_section::add_script_input_section): Rename from
269 Output_section::add_simple_input_section. Change type of SIS
270 parameter from Simple_input_section to Input_section.
271 * output.h (Output_section::Simple_input_section): Remove class.
272 (Output_section::Input_section): Change class visibility to public.
273 (Output_section::Input_section::addralign): Use stored alignments
274 for special input sections if set.
275 (Output_section::Input_section::set_addralign): New method.
276 (Output_section::get_input_sections): Change parameter type from
277 list of Simple_input_section to list of Input_section.
278 (Output_section::add_script_input_section): Rename from
279 Output_section::add_simple_input_section. Change first parameter's
280 type from Simple_input_section to Input_section and remove the
281 second and third parameters.
282 * script-sections.cc (Input_section::Input_section_list): Change
283 type to list of Output_section::Input_section/
284 (Input_section_info::Input_section_info): Change parameter type of
285 INPUT_SECTION to Output_section::Input_section.
286 (Input_section_info::input_section): Change return type.
287 (Input_section_info::input_section_): Change type to
288 Output_section::Input_section.
289 (Output_section_element_input::set_section_addresses): Adjust code
290 to use Output_section::Input_section instead of
291 Output_section::Simple_input_section. Adjust code for renaming
292 of Output_section::add_simple_input_section.
293 (Orphan_output_section::set_section_addresses): Ditto.
295 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
297 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
298 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
300 2010-05-18 Rafael Espindola <espindola@google.com>
302 * options.cc (General_options::finalize): Handle -nostdlib.
303 * options.h (nostdlib): New option.
304 * script.cc (script_add_search_dir): Handle -nostdlib.
306 2010-05-12 Doug Kwan <dougkwan@google.com>
308 * arm.cc (Target_arm::do_finalize_sections): Create an empty
309 attributes section only if there no attributes section after merging.
310 (Target_arm::merge_object_attributes): Move value of
311 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
312 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
313 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
314 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
315 and arm_attr_merge_7.stdout.
316 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
317 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
318 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
319 arm_attr_merge_7b.o): New rules.
320 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
322 * testsuite/Makefile.in: Regenerate.
323 * testsuite/arm_attr_merge.sh: New file.
324 * testsuite/arm_attr_merge_[67][ab].s: Same.
326 2010-05-05 Nick Clifton <nickc@redhat.com>
328 * po/es.po: Updated Spanish translation.
330 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
332 * Makefile.am (install-exec-local): Properly install gold as
333 default cross linker.
334 * Makefile.in: Regenerated.
336 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
337 Nick Clifton <nickc@redhat.com>
339 * configure.ac (install_as_default): Define and set to false
340 unless --enable-gold or --enable-gold=both/gold has been
342 * configure: Regenerate.
344 * Makefile.am (install-exec-local): Install the executable as
345 'ld.gold'. If install_as_default is true then also install it as
347 * Makefile.in: Regenerated.
349 2010-04-24 Ian Lance Taylor <iant@google.com>
351 * layout.cc (Layout::layout_reloc): In relocatable link don't
352 combine reloc sections for grouped sections.
354 2010-04-23 Sriraman Tallam <tmsriram@google.com>
356 * gc.h (gc_process_relocs): Pass information on relocs pointing to
357 sections that are not ordinary to icf.
358 * icf.cc (get_section_contents): Handle relocation pointing to section
359 with no object or shndx information.
360 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
361 * testsuite/Makefile.in: Regenerate.
362 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
363 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
365 2010-04-22 Ian Lance Taylor <iant@google.com>
367 * expression.cc (Expression::Expression_eval_info): Add
368 result_alignment_pointer field.
369 (Expression::eval_with_dot): Add result_alignment_pointer
370 parameter. Change all callers.
371 (Expression::eval_maybe_dot): Likewise.
372 (class Binary_expression): Add alignment_pointer parameter to
373 left_value and right_value. Change all callers.
374 (BINARY_EXPRESSION): Set result alignment.
375 (class Trinary_expression): Add alignment_pointer parameter to
376 arg2_value and arg3_value. Change all callers.
377 (Trinary_cond::value): Set result alignment.
378 (Max_expression::value, Min_expression::value): Likewise.
379 (Align_expression::value): Likewise.
380 * script-sections.cc (class Sections_element): Add dot_alignment
381 parameter to set_section_addresses virtual function. Update
383 (class Output_section_element): Likewise.
384 (Script_sections::create_segments): Add dot_alignment parameter.
386 (Script_sections::create_segments_from_phdrs_clause): Likewise.
387 (Script_sections::set_phdrs_clause_addresses): Likewise.
388 * script-sections.h: Update declarations.
389 * script.h: Update declarations.
390 * output.h (Output_segment::set_minimum_p_align): Don't decrease
392 * testsuite/script_test_3.t: Set large alignment.
393 * testsuite/script_test_3.sh: Make sure that at least one LOAD
394 segment has expected alignment.
396 2010-04-22 Nick Clifton <nickc@redhat.com>
398 * po/gold.pot: Updated by the Translation project.
399 * po/vi.po: Updated Vietnamese translation.
401 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
403 * testsuite/Makefile.am (check_PROGRAMS): Add
404 icf_virtual_function_folding_test.
405 * testsuite/Makefile.in: Regenerated.
407 2010-04-15 Andrew Haley <aph@redhat.com>
409 * options.h (merge_exidx_entries): New option.
410 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
411 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
412 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
413 (Target_arm::merge_exidx_entries): New function.
414 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
415 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
416 to Arm_exidx_fixup constructor.
417 Add new arg, merge_exidx_entries.
418 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
419 Arm_output_section::fix_exidx_coverage.
421 2010-04-18 Sriraman Tallam <tmsriram@google.com>
423 * icf.cc (get_section_contents): Check for preemptible functions.
424 Ignore addend when appropriate.
425 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
427 (add_from_relobj): Check for section folded.
428 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
429 * symtab.h (should_add_dynsym_entry): Add new parameter.
430 * target-reloc.h (scan_relocs): Check for section folded.
431 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
432 Check reloc types for function pointers in shared objects.
433 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
435 (icf_preemptible_functions_test): New test case.
436 (icf_string_merge_test): New test case.
437 * testsuite.Makefile.in: Regenerate.
438 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
439 bar_glob. Refactor code.
440 * testsuite/icf_preemptible_functions_test.cc: New file.
441 * testsuite/icf_preemptible_functions_test.sh: New file.
442 * testsuite/icf_string_merge_test.cc: New file.
443 * testsuite/icf_string_merge_test.sh: New file.
444 * testsuite/icf_virtual_function_folding_test.cc: New file.
445 * testsuite/icf_virtual_function_folding_test.sh: New file.
447 2010-04-14 Doug Kwan <dougkwan@google.com>
449 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
450 for local symbol recounting if we remove a section due to ICF.
451 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
452 there are no regular objects in input.
454 2010-04-13 Doug Kwan <dougkwan@google.com>
456 * arm.cc (Arm_input_section::set_final_data_size): Compute
457 accurate final data size instead of using current data size.
459 2010-04-09 Doug Kwan <dougkwan@google.com>
461 * layout.cc (Layout::choose_output_section): Handle script section
463 (Layout::make_output_section_for_script): Add section type parameter.
464 Handle script section types.
465 * layout.h (Layout::make_output_section_for_script): Add section
467 * output.cc (Output_section::Output_section): Initialize data member
469 (Output_section::do_reset_address_and_file_offset): Do not set address
470 to 0 if section is a NOLOAD section.
471 * output.h (Output_section::is_noload): New method.
472 (Output_section::set_is_noload): Ditto.
473 (Output_section::is_noload_): New data member.
474 * script-c.h (Script_section_type): New enum type.
475 (struct Parser_output_section_header): Add new file section_type.
476 * script-sections.cc (Sections_element::output_section_name): Add
477 parameter for returning script section type.
478 (Output_section_definition::output_section_name): Ditto.
479 (Output_section_definition::section_type)P; New method.
480 (Output_section_definiton::script_section_type_name): Ditto.
481 (Output_section_definition::script_section_type_): New data member.
482 (Output_section_definition::Output_section_definition): Initialize
483 data member Output_section_definition::script_section_type_.
484 (Output_section_definition::create_sections): Pass script section type
485 to Layout::make_output_section_for_script.
486 (Output_section_definition::output_section_name): Return script
487 section type to caller.
488 (Output_section_definition::set_section_address): Do not advance
489 dot value and load address if section type is NOLOAD. Set address
490 of NOLOAD sections regardless of section flags.
491 (Output_section_definition::print): Print section type if it is
492 not SCRIPT_SECTION_TYPE_NONE.
493 (Output_section_definition::section_type): New method.
494 (Output_section_definition::script_section_type_name): Ditto.
495 (Script_sections::output_section_name): Add new parameter
496 PSECTION_TYPE for returning script section type. Pass it to
497 section elements. Handle discard sections.
498 (Sort_output_sections::operator()): Handle NOLOAD sections.
499 * script-sections.h (Script_sections::Section_type): New enum type.
500 (Script_sections::output_section_name): Add a new parameter for
501 returning script section type.
502 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
504 * yyscript.y (union): Add new field SECTION_TYPE.
505 (COPY, DSECT, INFO, NOLOAD): New tokens.
506 (opt_address_and_section_type): Change type to output_section_header.
507 (section_type): New non-terminal
508 (section_header): Handle section type.
509 (opt_address_and_section_type): Return section type value.
511 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
513 * testsuite/plugin_common_test_1.c (foo): Add prototype.
514 * testsuite/plugin_common_test_2.c (foo): Likewise.
516 2010-04-08 Doug Kwan <dougkwan@google.com>
518 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
520 * output.cc (Output_section::add_merge_input_section): Simplify
521 code and return status of Output_merge_base::add_input_section.
522 Update merge section map only if Output_merge_base::add_input_section
525 2010-04-07 Doug Kwan <dougkwan@google.com>
527 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
528 if section is marked as containing instructions but has no mapping
530 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
531 correct section index.
532 (Arm_relobj::find_linked_text_section): Ditto.
534 2010-04-07 Cary Coutant <ccoutant@google.com>
536 * archive.cc (include_member): Destroy Read_symbols_data object before
538 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
539 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
540 (Read_symbols_data::~Read_symbols_data) New destructor.
541 (Section_relocs::Section_relocs) New constructor.
542 (Section_relocs::~Section_relocs) New destructor.
543 (Read_relocs_data::Read_relocs_data) New constructor.
544 (Read_relocs_data::~Read_relocs_data) New destructor.
545 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
546 pointers to NULL after deleting.
548 2010-04-07 Doug Kwan <dougkwan@google.com>
550 * arm.cc: Replace "endianity" with "endianness" in comments.
551 (Arm_exidx_cantunwind): Ditto.
552 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
553 (Arm_relobj::merge_flags_and_attributes): New method.
554 (Arm_relobj::merge_flags_and_attributes_): New data member.
555 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
556 (Arm_relobj::scan_sections_for_stubs): Ditto.
557 (Arm_relobj::do_read_symbols): Check to see if we really want to
558 merge processor-specific flags and attributes. Exit early if
559 an object is empty except for section names and the undefined symbol.
560 (Target_arm::do_finalize_sections): Move check for ELF format to
561 Arm_relobj::do_read_symbols. Merge processor specific flags and
562 attributes from a regular object only when we have determined that
563 it is aapropriate. Do not create an .ARM.attributes section in
564 output if there is no regular input object.
565 (Target_arm::merge_processor_specific_flags): Check
566 --warn-mismatch before printing any error.
567 (Target_arm::merge_object_attributes): Ditto.
568 * gold.cc (queue_middle_tasks): Handle the case in which there is
569 no regular object in input.
570 * options.cc (General_options::parse_EB): New method.
571 (General_options::parse_EL): Same.
572 (General_options::General_options): Initialize endianness_.
573 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
575 (General_options::Endianness): New enum.
576 (General_options::endianness): New method.
577 (General_options::endianness_): New data member.
578 * parameters.cc (Parameters::set_options): Check target endianness.
579 (Parameters::set_target_once): Ditto.
580 (Parameters::check_target_endianness): New method.
581 (parameters_force_valid_target): If either -EL or -EB is specified,
582 use it to define endianness of default target.
583 * parameters.h (Parameters::check_target_endianness): New method
585 * target.h (class Target): Change "endianity" to "endianness"
588 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
590 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
591 * configure: Regenerate.
592 * Makefile.in: Regenerate.
593 * testsuite/Makefile.in: Regenerate.
595 2010-04-06 Cary Coutant <ccoutant@google.com>
598 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
599 prevailing definitions of common symbols.
600 * testsuite/plugin_test_6.sh: New test case.
601 * testsuite/plugin_common_test_1.c: New test case.
602 * testsuite/plugin_common_test_2.c: New test case.
603 * testsuite/Makefile.am (plugin_test_6): New test case.
604 * testsuite/Makefile.in: Regenerate.
606 2010-04-06 Nick Clifton <nickc@redhat.com>
608 * po/vi.po: New Vietnamese translation.
610 2010-03-30 Doug Kwan <dougkwan@google.com>
612 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
614 2010-03-25 Doug Kwan <dougkwan@google.com>
616 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
617 to avoid a conversion warning on a 32-bit host.
619 2010-03-24 Ian Lance Taylor <iant@google.com>
621 * testsuite/script_test_3.t: Add a TLS segment.
622 * testsuite/Makefile.am (check_PROGRAMS): Add
623 tls_phdrs_script_test.
624 (tls_phdrs_script_test_SOURCES): Define.
625 (tls_phdrs_script_test_DEPENDENCIES): Define.
626 (tls_phdrs_script_test_LDFLAGS): Define.
627 (tls_phdrs_script_test_LDADD): Define.
628 * testsuite/Makefile.in: Rebuild.
630 2010-03-23 Cary Coutant <ccoutant@google.com>
632 * fileread.cc (find_or_make_view): Fix comment.
634 2010-03-23 Ian Lance Taylor <iant@google.com>
636 * script-sections.cc (class Orphan_section_placement): Define
637 PLACE_TLS and PLACE_TLS_BSS.
638 (Orphan_section_placement::Orphan_section_placement): Initialize
640 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
641 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
642 (tls_script_test_SOURCES): Define.
643 (tls_script_test_DEPENDENCIES): Define.
644 (tls_script_test_LDFLAGS): Define.
645 (tls_script_test_LDADD): Define.
646 * testsuite/Makefile.in: Rebuild.
648 2010-03-22 Doug Kwan <dougkwan@google.com>
650 * arm.cc (Arm_relocate_functions::abs8,
651 Arm_relocate_functions::abs16): Use correct check for overflow
652 specified in the ARM ELF specs.
653 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
654 target of a BLX instruction specially.
655 (Reloc_stub::stub_type_for_reloc): Ditto.
656 (Relocate::relocate): Use symbolic names instead of numeric relocation
657 codes to report error.
658 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
660 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
661 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
662 thumb2_blx_out_of_range.stdout
663 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
664 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
665 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
666 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
667 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
668 thumb2_blx_in_range, thumb2_blx_in_range.o,
669 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
670 thumb2_blx_out_of_range.o): New rules.
671 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
672 thumb2_blx_in_range and thumb2_blx_out_of_range.
673 * testsuite/Makefile.in: Regenerate.
674 * arm_branch_in_range.sh: Add tests for THUMB BLX.
675 * testsuite/thumb_blx_in_range.s: New file.
676 * testsuite/thumb_blx_out_of_range.s: New file.
678 2010-03-22 Rafael Espindola <espindola@google.com>
680 * archive.cc (Should_include): Move to archive.h.
681 (should_include_member): Make it a member of Archive.
683 (Add_lib_group_symbols): New.
684 * archive.h: Include options.h.
685 (Archive_member): Moved from Archive.
686 (Should_include): Moved from archive.cc.
688 (Add_lib_group_symbols): New.
689 * dynobj.cc (do_should_include_member): New.
690 * dynobj.h (do_should_include_member): New.
691 * gold.cc (queue_initial_tasks): Update call to queue.
692 * main.cc (main): Print lib group stats.
693 * object.cc (do_should_include_member): New.
694 * object.h: Include archive.h.
695 (Object::should_include_member): New.
696 (Object::do_should_include_member): New.
697 (Sized_relobj::do_should_include_member): New.
698 * options.cc (General_options::parse_start_lib): New.
699 (General_options::parse_end_lib): New.
700 (Input_arguments::add_file): Handle lib groups.
701 (Input_arguments::start_group): Check we are not in a lib.
702 (Input_arguments::start_lib): New.
703 (Input_arguments::end_lib): New.
704 * options.h (General_options): Add start_lib and end_lib.
705 (Input_argument::lib_): New.
706 (Input_argument::lib): New.
707 (Input_argument::is_lib): New.
708 (Input_file_lib): New.
709 (Input_arguments::in_lib_): New.
710 (Input_arguments::in_lib): New.
711 (Input_arguments::start_lib): New.
712 (Input_arguments::end_lib_): New.
713 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
714 in unused members as preempted.
715 (Sized_pluginobj::do_should_include_member): New.
716 * plugin.h (Sized_pluginobj::do_should_include_member): New.
717 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
719 (Read_symbols::do_whole_lib_group): New.
720 (Read_symbols::do_lib_group): New.
721 (Read_symbols::do_read_symbols): Handle lib groups.
722 (Read_symbols::get_name): Handle lib groups.
723 * readsyms.h (Read_symbols): Add an archive member pointer.
724 (Read_symbols::do_whole_lib_group): New.
725 (Read_symbols::do_lib_group): New.
726 (Read_symbols::member_): New.
727 * script.cc (read_input_script): Update call to queue_soon.
729 2010-03-19 Doug Kwan <dougkwan@google.com>
731 * arm.cc (Stub_table::Stub_table): Initialize new data members
732 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
733 (Stub_table::add_reloc_stub): Assign stub offset and update
734 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
735 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
737 (Stub_table::update_data_size_and_addralign): Use
738 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
739 instead of going over all reloc stubs.
740 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
741 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
742 Stringpool_template::offset_ to size of Stringpool_char.
743 (Stringpool_template::new_key_offset): Remove code to initialize
744 Stringpool_template::offset_.
745 * stringpool.h (Stringpool_template::set_no_zero_null): Set
746 Stringpool_template::offset_ to zero.
748 2010-03-15 Doug Kwan <dougkwan@google.com>
750 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
752 (Stringpool_template::new_key_offset): New method.
753 (Stringpool_template::add_string): Assign offsets when adding new
755 (Stringpool_template::set_string_offsets): Do not set string offsets
757 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
759 (Chunked_vector::clear): Clear size_.
760 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
761 (Chunked_vector::size): Return size_.
762 (Chunked_vector::push_back): Use size_ to find insert position.
763 (Chunked_vector::size_): New data member.
764 (Stringpool_template::set_no_zero_null): Assert string set is empty.
765 (Stringpool_template::new_key_offset): New method declaration.
766 (Stringpool_template::offset_): New data member.
768 2010-03-15 Rafael Espindola <espindola@google.com>
770 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
771 Add_symbols' constructor.
772 * readsyms.h (Add_symbols): Remove the input_group member.
774 2010-03-10 Ian Lance Taylor <iant@google.com>
776 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
777 target to ask whether a reference to a symbol requires a stack
779 * target.h (Target::is_call_to_non_split): New function.
780 (Target::do_is_call_to_non_split): Declare virtual function.
781 * target.cc: Include "symtab.h".
782 (Target::do_is_call_to_non_split): New function.
783 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
785 2010-03-10 Cary Coutant <ccoutant@google.com>
787 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
788 (File_read::open[1]): Remove initial mapping of whole_file_view_.
789 (File_read::open[2]): Add whole_file_view_ to list of views.
790 (File_read::make_view): Remove test of whole_file_view_.
791 (File_read::find_or_make_view): Create whole_file_view_ if
793 (File_read::clear_views): Replace bool parameter with enum;
794 adjust all callers. Don't delete views with permanent data;
795 do delete cached views and views from archives if
796 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
797 if clearing the corresponding view.
798 * fileread.h (File_read::Clear_views_mode): New enum.
799 (File_read::View::is_permanent_view): New method.
800 (File_read::clear_views): Replace bool parameter
801 with enum; adjust all callers.
802 * options.h (General_options): Change keep_files_mapped option;
804 * readsyms.cc (Add_symbols::run): Delete sd_ object before
806 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
809 2010-03-10 David S. Miller <davem@davemloft.net>
811 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
813 2010-03-09 Sriraman Tallam <tmsriram@google.com>
815 * icf.cc (get_section_contents): Add '@' marker after processing the
818 2010-03-08 Doug Kwan <dougkwan@google.com>
820 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
821 due to a conversion warning.
822 (Arm_relobj::update_output_local_symbol_count): Check for local
823 symbol with unset output index.
825 2010-03-05 Ian Lance Taylor <iant@google.com>
827 * options.h (class General_options): Add --spare-dynamic-tags.
828 * output.cc (Output_data_dynamic::set_final_data_size): Implement
829 --spare-dynamic-tags.
831 2010-03-05 Ian Lance Taylor <iant@google.com>
833 * incremental.cc: Include "libiberty.h".
835 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
837 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
838 function, is_info_ member.
839 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
840 (Versions::Versions): Update caller.
841 (Versions::define_base_version): Likewise.
842 (Versions::add_def): Likewise.
844 2010-03-03 Sriraman Tallam <tmsriram@google.com>
846 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
847 (Scan::possible_function_pointer_reloc): New function.
848 (Scan::local_reloc_may_be_function_pointer): Change to call
849 possible_function_pointer_reloc.
850 (Scan::global_reloc_may_be_function_pointer): Ditto.
851 * icf.h (Icf::check_section_for_function_pointers): Change to reject
852 relocations in ".data.rel.ro._ZTV" section.
853 * testsuite/icf_safe_so_test.sh: Change to pass i386.
854 * testsuite/icf_safe_so_test.cc: Ditto.
855 * testsuite/icf_safe_test.cc: Ditto.
856 * testsuite/icf_safe_test.sh: Ditto.
858 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
859 Ian Lance Taylor <iant@google.com>
861 * target-reloc.h (relocate_section): Check the symbol table index
862 for -1U before setting the local symbol index.
863 (scan_relocatable_relocs): If copying the relocation, record that
864 the local symbol is required.
865 * object.h (Symbol_value::is_output_symtab_index_set): New
867 (Symbol_value::may_be_discarded_from_output_symtab): New
869 (Symbol_value::has_output_symtab_entry): New function.
870 (Symbol_value::needs_output_symtab_entry): Remove.
871 (Symbol_value::output_symtab_index): Make sure the symbol index is
873 (Symbol_value::set_output_symtab_index): Make sure the symbol
874 index is not set. Make sure the new index is valid.
875 (Symbol_value::set_must_have_output_symtab_entry): New function.
876 (Symbol_value::has_output_dynsym_entry): New function.
877 (Symbol_value::set_output_dynsym_index): Make sure the new index
879 (Sized_relobj::set_must_have_output_symtab_entry): New function.
880 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
881 local symbol if permitted.
882 (Sized_relobj::do_finalize_local_symbols): Call
883 is_output_symtab_index_set rather than needs_output_symtab_entry.
884 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
885 rather than needs_output_symtab_entry. Call
886 has_output_dynsym_entry rather than needs_output_dynsym_entry.
887 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
888 is_output_symtab_index_set rather than needs_output_symtab_entry.
889 * testsuite/discard_locals_relocatable_test.c: New file.
890 * testsuite/discard_locals_test.sh: Test -r.
891 * testsuite/Makefile.am (check_DATA): Add
892 discard_locals_relocatable_test1.syms,
893 discard_local_relocatable_test2.syms.
894 (MOSTLYCLEANFILES): Likewise. Also add
895 discard_locals_relocatable_test1.lout and
896 discard_locals_relocatable_test2.out.
897 (discard_locals_relocatable_test1.syms): New target.
898 (discard_locals_relocatable_test.o): New target.
899 (discard_locals_relocatable_test1.out): New target.
900 (discard_locals_relocatable_test2.syms): New target.
901 (discard_locals_relocatable_test2.out): New target.
902 (various): Add missing ../ld-new dependencies.
903 * testsuite/Makefile.in: Rebuild.
905 2010-03-03 Nick Clifton <nickc@redhat.com>
907 * po/fi.po: New Finnish translation.
909 2010-03-01 Doug Kwan <dougkwan@google.com>
911 * layout.cc (Layout::Layout): Force section types of .init_array*,
912 .preinit_array* and .fini_array* sections.
913 * output.cc (Output_section::Input_section_sort_entry::has_priority):
914 Fix check of return value of std::string::find.().
915 (Output_section::Input_section_sort_compare::operator()): Remove
916 comment about .init_array.
917 (Output_section::Input_section_sort_init_fini_compare::operator()):
919 (Output_section::sort_attached_input_sections): Handle .init_array
920 and .fini_array specially.
921 * output.h (Output_section::Inut_section_sort_compare): Update
923 (Output_section::Input_section_sort_init_fini_compare): New struct.
925 2010-02-26 Doug Kwan <dougkwan@google.com>
927 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
928 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
929 * testsuite/debug_msg.sh: Avoid matching source line number for
930 use of global variable undef_int.
932 2010-02-26 Doug Kwan <dougkwan@google.com>
934 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
935 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
936 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
937 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
938 * options.cc (General_options::General_options): Initialize member
940 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
941 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
942 and rm_no_fix_v4bx.stdout
943 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
944 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
945 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
946 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
948 * Makefile.in: Regenerate.
949 * testsuite/arm_fix_v4bx.s: New file.
950 * testsuite/arm_fix_v4bx.sh: Ditto.
952 2010-02-24 Doug Kwan <dougkwan@google.com>
954 * arm.cc (Target_arm::got_section): Make the .got section the first
955 non RELRO section in the data segment.
956 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
957 suffixes of section names.
959 2010-02-24 Doug Kwan <dougkwan@google.com>
961 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
962 flags and attributes merging if an input file is a binary file.
963 * fileread.cc (Input_file::open): Record format of original file.
964 * fileread.h (Input_file::Format): New enum type.
965 (Input_file::Input_file): Initialize data member format_.
966 (Input_file::format): New method definition.
967 (Input_file::format_):: New data member.
969 2010-02-24 Doug Kwan <dougkwan@google.com>
971 * arm.cc (Arm_output_data_got): New class.
972 (ARM_TCB_SIZE): New constant
973 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
974 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
975 If user uses a script with a SECTIONS clause, issue only a warning
976 for a misplaced EXIDX input section. Otherwise, issue an error.
977 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
979 (Target_arm::got_mode_index_entry): Handle static linking.
980 (Target_arm::Scan::local): Ditto.
981 (Target_arm::Scan::global): Ditto.
982 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
983 all incorrectly implemented relocations.
984 (Target_arm::fix_exidx_coverage): Pass layout to
985 Arm_output_section::fix_exidx_coverage.
986 * layout.cc (Layout::section_name_mapping): Remove trailing dots
987 from ".ARM.exidx." and ".ARM.extab.".
989 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
991 * arm.cc (Target_arm::do_finalize_sections): Create attribute
992 section if it does not already exist.
993 * attributes.cc (Attributes_section_data::Attributes_section_data):
994 Don't crash if size is zero.
996 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
997 Ian Lance Taylor <iant@google.com>
999 * gold.cc (queue_middle_tasks): If no input files were opened,
1001 * workqueue.h (Task_function::Task_function): Assert that there is
1004 2010-02-22 Doug Kwan <dougkwan@google.com>
1006 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1007 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1008 types to avoid warnings due to different uint64_t implementations
1011 2010-02-21 Doug Kwan <dougkwan@google.com>
1013 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1014 handling of the maximum backward branch offset.
1015 (Arm_relocate_functions::thumb_branch_common): Ditto.
1016 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1017 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1018 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1019 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1020 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1021 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1022 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1023 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1024 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1025 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1026 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1027 thumb2_bl_out_of_range.o): New rules.
1028 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1029 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1030 thumb2_bl_out_of_range
1031 * testsuite/Makefile.in: Regenerate.
1032 * testsuite/arm_bl_in_range.s: New file.
1033 * testsuite/arm_bl_out_of_range.s: Ditto.
1034 * testsuite/arm_branch_in_range.sh: Ditto.
1035 * testsuite/arm_branch_range.t: Ditto.
1036 * testsuite/thumb2_branch_range.t: Ditto.
1037 * testsuite/thumb_bl_in_range.s: Ditto.
1038 * testsuite/thumb_bl_out_of_range.s: Ditto.
1039 * testsuite/thumb_branch_range.t: Ditto.
1041 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1043 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1044 Add reloc offset information.
1045 * icf.cc (get_section_contents): Change iterators to point to the new
1046 vectors. Add reloc offset information to the contents.
1047 * icf.h (Icf::Sections_reachable_info): New typedef.
1048 (Icf::Sections_reachable_list): New typedef.
1049 (Icf::Offset_info): New typedef.
1050 (Icf::Reloc_info): New struct typedef.
1051 (Icf::Reloc_info_list): New typedef.
1052 (Icf::symbol_reloc_list): Delete method.
1053 (Icf::addend_reloc_list): Delete method.
1054 (Icf::section_reloc_list): Delete method.
1055 (Icf::reloc_info_list): New method.
1056 (Icf::reloc_info_list_): New member.
1058 2010-02-19 Doug Kwan <dougkwan@google.com>
1060 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1061 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1062 * arm.cc (Arm_relocation_functions): New forward declaration.
1063 (Target_arm::Target_arm): Initialize new data members
1064 got_mod_index_offset_ and tls_base_symbol_defined_.
1065 (Target_arm::Relocate::relocate_tls): New method.
1066 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1067 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1069 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1070 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1071 (Target_arm::got_mod_index_offset_,
1072 Target_arm::tls_base_symbol_defined_): New data members.
1073 (Target_arm::Scan::local, Target::Scan::global,
1074 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1077 2010-02-18 Doug Kwan <dougkwan@google.com>
1079 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1080 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1081 text section as a parameter becuase some broken tools may not set
1082 the link in section header.
1083 (Target_arm::has_got_section): New method.
1084 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1085 without any mapping symbol as data only. Remove warning.
1086 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1087 link in its section header, try to discover the link by inspecting the
1088 REL31 relocation at the beginning of the section.
1089 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1091 (Target_arm::Scan::global): Treat any reference to the symbol
1092 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1094 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1096 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1097 (Scan::global_reloc_may_be_function_pointer): New function.
1098 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1099 (Scan::global_reloc_may_be_function_pointer): New function.
1100 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1101 (Scan::global_reloc_may_be_function_pointer): New function.
1102 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1103 (Scan::global_reloc_may_be_function_pointer): New function.
1104 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1105 (Scan::global_reloc_may_be_function_pointer): New function.
1106 (Scan::possible_function_pointer_reloc): New function.
1107 (Target_x86_64::can_check_for_function_pointers): New function.
1108 * gc.h (gc_process_relocs): Scan relocation types to determine if
1109 function pointers were taken for targets that support it.
1110 * icf.cc (Icf::find_identical_sections): Include functions for
1111 folding in safe ICF whose pointer is not taken.
1112 * icf.h (Secn_fptr_taken_set): New typedef.
1113 (fptr_section_id_): New member.
1114 (section_has_function_pointers): New function.
1115 (set_section_has_function_pointers): New function.
1116 (check_section_for_function_pointers): New function.
1117 * options.h: Fix comment for safe ICF option.
1118 * target.h (can_check_for_function_pointers): New function.
1119 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1120 Modify icf_safe_test for X86-64.
1121 * testsuite/Makefile.in: Regenerate.
1122 * testsuite/icf_safe_so_test.cc: New file.
1123 * testsuite/icf_safe_so_test.sh: New file.
1124 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1125 (main): Change to take pointer to function kept_func_3.
1126 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1127 folding is done correctly for X86-64.
1129 2010-02-12 David S. Miller <davem@davemloft.net>
1131 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1132 is_symbolless parameter.
1133 (Output_reloc<SHT_REL>::is_symbolless): New.
1134 (Output_reloc<SHT_REL>::is_symbolless_): New.
1135 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1136 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1137 (Output_reloc<SHT_RELA>::is_symbolless): New.
1138 (Output_data_reloc::add_global): Handle is_symbolless.
1139 (Output_data_reloc::add_global_relative): Likewise.
1140 (Output_data_reloc::add_local): Likewise.
1141 (Output_data_reloc::add_local_relative): Likewise.
1142 (Output_data_reloc::add_symbolless_global_addend): New.
1143 (Output_data_reloc::add_symbolless_local_addend): New.
1144 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1146 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1147 instead of ->is_relative_
1148 (Output_reloc::write): Likewise.
1149 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1150 (Output_reloc::write_rel): Simplify.
1152 * sparc.cc (Target_sparc::Scan::local): Use
1153 ->add_symbolless_local_addend as needed.
1154 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1155 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1156 based upon relocation offset.
1158 2010-02-11 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1161 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1162 beginning of function.
1163 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1164 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1165 parameter is_32bit in calls to should_apply_static_reloc.
1166 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1167 (check_DATA): Add arm_abs_global.stdout.
1168 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1169 arm_abs_global.stdout): New rules.
1170 (MOSTLLYCLEANFILES): Add arm_abs_global
1171 * Makefile.in: Regenerate.
1172 * testsuite/arm_abs_global.s: New file.
1173 * testsuite/arm_abs_global.sh: Ditto.
1174 * testsuite/arm_abs_lib.s: Ditto.
1176 2010-02-11 Ian Lance Taylor <iant@google.com>
1178 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1180 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1181 Allocate_commons_task first.
1182 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1183 task, rather than symtab_lock_.
1184 (Gc_process_relocs::~Gc_process_relocs): New function.
1185 (Gc_process_relocs::is_runnable): Check this_blocker_.
1186 (Gc_process_relocs::locks): Use next_blocker_ rather than
1188 (Scan_relocs::~Scan_relocs): New function.
1189 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1191 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1193 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1194 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1195 constructor accordingly.
1196 (class Gc_process_relocs): Likewise.
1197 (class Scan_relocs): Likewise.
1198 * common.h (class Allocate_commons_task): Remove symtab_lock_
1199 field, and corresponding constructor parameter.
1200 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1202 (Allocate_commons_task::locks): Likewise.
1204 2010-02-11 Ian Lance Taylor <iant@google.com>
1206 * gold-threads.h (class Once): Define.
1207 (class Initialize_lock): Rewrite as child of Once.
1208 * gold-threads.cc (class Once_initialize): Define.
1209 (once_pointer_control): New static variable.
1210 (once_pointer, once_arg): New static variables.
1211 (c_run_once): New static function.
1212 (Once::Once, Once::run_once, Once::internal_run): New functions.
1213 (class Initialize_lock_once): Remove.
1214 (initialize_lock_control): Remove.
1215 (initialize_lock_pointer): Remove.
1216 (initialize_lock_once): Remove.
1217 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1218 (Initialize_lock::initialize): Rewrite.
1219 (Initialize_lock::do_run_once): New function.
1220 * archive.cc (Archive::interpret_header): Only clear name if it is
1222 * fileread.cc: Include "gold-threads.h"
1223 (file_counts_lock): New static variable.
1224 (file_counts_initialize_lock): Likewise.
1225 (File_read::release): Only increment counts when using --stats.
1226 Use a lock around the increment.
1227 * parameters.cc (class Set_parameters_target_once): Define.
1228 (set_parameters_target_once): New static variable.
1229 (Parameters::Parameters): Move here from parameters.h.
1230 (Parameters::set_target): Rewrite.
1231 (Parameters::set_target_once): New function.
1232 (Parameters::clear_target): Move here and rewrite.
1233 * parameters.h (class Parameters): Update declarations. Add
1234 set_parameters_target_once_ field.
1235 (Parameters::Parameters): Move to parameters.cc.
1236 (Parameters::clear_target): Likewise.
1237 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1239 (Start_group::~Start_group): New function.
1240 (Start_group::is_runnable): New function.
1241 (Start_group::locks, Start_group::run): New functions.
1242 (Finish_group::run): Change saw_undefined to size_t.
1243 * readsyms.h (class Start_group): Define.
1244 (class Finish_group): Change saw_undefined_ field to size_t.
1245 (Finish_group::Finish_group): Remove saw_undefined and
1246 this_blocker parameters. Change all callers.
1247 (Finish_group::set_saw_undefined): New function.
1248 (Finish_group::set_blocker): New function.
1249 * symtab.h (class Symbol_table): Change saw_undefined to return
1250 size_t. Change saw_undefined_ field to size_t.
1251 * target-select.cc (Set_target_once::do_run_once): New function.
1252 (Target_selector::Target_selector): Initialize set_target_once_
1253 field. Don't initialize lock_ and initialize_lock_ fields.
1254 (Target_selector::instantiate_target): Rewrite.
1255 (Target_selector::set_target): New function.
1256 * target-select.h (class Set_target_once): Define.
1257 (class Target_selector): Update declarations. Make
1258 Set_target_once a friend. Remove lock_ and initialize_lock_
1259 fields. Add set_target_once_ field.
1261 2010-02-10 Ian Lance Taylor <iant@google.com>
1263 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1265 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1266 (queue_middle_tasks): Add all blockers before queueing any tasks.
1267 (queue_final_tasks): Likewise.
1268 * token.h (Task_token::add_blockers): New function.
1269 * object.h (Input_objects::number_of_relobjs): New function.
1271 2010-02-10 Ian Lance Taylor <iant@google.com>
1273 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1274 shared, not if not position independent.
1275 * x86_64.cc (Relocate::relocate_tls): Likewise.
1276 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1277 (tls_pie_pic_test): New target.
1278 * testsuite/Makefile.in: Rebuild.
1280 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1281 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1282 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1283 * testsuite/Makefile.in: Rebuild.
1285 2010-02-09 David S. Miller <davem@davemloft.net>
1287 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1288 R_SPARC_RELATIVE using ->add_local_relative().
1289 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1291 * output.h (Output_data_dynamic::add_section_size): New method
1292 that takes two Output_data objects.
1293 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1294 entry param. Handle it in initializers.
1295 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1296 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1297 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1299 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1300 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1301 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1302 for dynrel_includes_plt.
1303 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1304 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1305 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1307 (Target_sparc::do_finalize_sections): Update to pass true for
1308 dynrel_includes_plt.
1309 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1310 output before .rela.plt
1311 (Target_powerpc::do_finalize_sections): Update to pass true for
1312 dynrel_includes_plt when 32-bit.
1314 2010-02-08 Doug Kwan <dougkwan@google.com>
1316 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1318 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1319 Arm_relobj::scan_section_for_cortex_a8_stubs,
1320 Arm_relobj::do_relocation_section): Instead of calling
1321 Output_section::output_address, use faster
1322 Arm_relobj::simple_input_section_output_address.
1324 2010-02-08 David S. Miller <davem@davemloft.net>
1326 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1327 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1328 relocation helper function.
1330 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1331 just like R_SPARC_GOT{10,13,22}.
1332 (Target_sparc::Scan::local): Likewise.
1333 (Target_sparc::Relocate:relocate): Likewise.
1335 2010-02-06 Ian Lance Taylor <iant@google.com>
1337 * configure.ac: Rewrite targetobjs duplicate removal code to use
1338 only shell constructs.
1339 * configure: Rebuild.
1341 2010-02-05 Doug Kwan <dougkwan@google.com>
1344 * arm.cc (Arm_relobj::section_is_scannable): New method.
1345 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1346 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1348 2010-02-04 Doug Kwan <dougkwan@google.com>
1351 * arm-reloc-property.cc (cstdio): Include.
1352 * configure.ac (targetobjs): Remove duplicates.
1353 * configure: Regenerate.
1354 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1355 big and little endian version for a given address size.
1357 2010-02-03 Doug Kwan <dougkwan@google.com>
1359 * arm-reloc-property.cc
1360 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1362 * arm-reloc-property.h
1363 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1364 New method definition.
1365 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1367 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1369 (GOT_PREL): Change implemented to Y.
1370 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1371 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1372 (Arm_relocate_functions::movw_abs_nc): Remove method.
1373 (Arm_relocate_functions::movt_abs): Ditto.
1374 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1375 (Arm_relocate_functions::thm_movt_abs): Ditto.
1376 (Arm_relocate_functions::movw_rel_nc): Ditto.
1377 (Arm_relocate_functions::movw_rel): Ditto.
1378 (Arm_relocate_functions::movt_rel): Ditto.
1379 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1380 (Arm_relocate_functions:thm_movw_rel): Ditto.
1381 (Arm_relocate_functions:thm_movt_rel): Ditto.
1382 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1383 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1384 New method definitions.
1385 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1386 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1387 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1388 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1389 (Target_arm::Relocate::relocate): Check for non-static or
1390 unimplemented relocation code and exit early. Change calls to
1391 Target_arm::reloc_uses_thumb_bit and
1392 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1393 instead. Refactor code to handle similar relocations to increase
1394 code sharing. Remove check for unsupported relocation code in switch
1396 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1397 relocation property table to find out size. Change error message to
1398 print out the name of a relocation code instead of the numeric value.
1399 (Target_arm::scan_reloc_for_stub): Use relocation property table
1400 instead of calling Target_arm::reloc_uses_thumb_bit().
1402 2010-02-02 Doug Kwan <dougkwan@google.com>
1404 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1405 types of relaxed input section.
1407 2010-02-02 Doug Kwan <dougkwan@google.com>
1409 * Makefile.am (HFILES): Add arm-reloc-property.h.
1411 (TARGETSOURCES): Add arm-reloc-property.cc
1412 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1413 (libgold_a_SOURCES): $(DEFFILES)
1414 * Makefile.in: Regenerate.
1415 * arm-reloc-property.cc: New file.
1416 * arm-reloc-property.h: New file.
1417 * arm-reloc.def: New file.
1418 * arm.cc: Update comments.
1419 (arm-reloc-property.h): New included header.
1420 (arm_reloc_property_table): New global variable.
1421 (Target_arm::do_select_as_default_target): New method definition.
1422 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1423 arm-reloc-property to targ_extra_obj.
1424 * parameters.cc (set_parameters_target): Call
1425 Target::select_as_default_target().
1426 * target.h (Target::select_as_default_target): New method definition.
1427 (Target::do_select_as_default_target): Same.
1429 2010-02-01 Doug Kwan <dougkwan@google.com>
1431 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1432 first_output_text_section_.
1433 (Arm_exidx_fixup::first_output_text_section): New method definition.
1434 (Arm_exidx_fixup::first_output_text_section_): New data member.
1435 (Arm_exidx_fixup::process_exidx_section): Record the first text
1436 output section seen.
1437 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1438 and entsize in output section header.
1440 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1442 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1443 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1444 (Arm_relocate_functions::thm_alu11): New Method.
1445 (Arm_relocate_functions::thm_pc8): New Method.
1446 (Arm_relocate_functions::thm_pc12): New Method.
1447 (Target_arm::Scan::local): Handle the relocations.
1448 (Target_arm::Scan::global): Likewise.
1449 (Target_arm::Relocate::relocate): Likewise.
1450 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1452 2010-01-29 Doug Kwan <dougkwan@google.com>
1454 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1455 of relocation types as ld.
1457 2010-01-29 Doug Kwan <dougkwan@google.com>
1459 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1461 (Arm_relocate_functions::thumb_branch_common): Ditto.
1462 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1463 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1464 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1465 Arm_relocate_functions::jump24): Remove.
1466 (Target_arm::Relocate::relocate): Adjust code to call
1467 Arm_relocation_functions::arm_branch_common and
1468 Arm_relocation_functions::thumb_branch_common instead of their removed
1469 wrappers. Merge switch-cases together to reduce source code size.
1471 2010-01-29 Doug Kwan <dougkwan@google.com>
1473 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1474 output_local_symbol_count_needs_update_.
1475 (Arm_relobj::output_local_symbol_count_needs_update,
1476 Arm_relobj::set_output_local_symbol_count_needs_update,
1477 Arm_relobj::update_output_local_symbol_count): New methods.
1478 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1480 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1481 of pointed function as in a R_ARM_PREL31 relocation.
1482 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1483 for output local symbol count updating.
1484 (Target_arm::do_relax): Update output local symbol counts in objects
1486 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1488 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1490 * arm.cc: Added support for the ARM relocations:
1491 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1492 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1493 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1495 (Arm_relocate_functions::movw_rel): New method.
1496 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1497 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1499 (Arm_relocate_functions::thm_movw_rel): New method.
1500 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1502 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1504 (Target_arm::Scan::global): Likewise.
1505 (Target_arm::Relocate::relocate): Likewise.
1506 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1509 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1511 * arm.cc: Added support for ARM group relocations.
1512 (Target_arm::reloc_needs_sym_origin): New method.
1513 (Arm_relocate_functions::calc_grp_kn): New method.
1514 (Arm_relocate_functions::calc_grp_residual): New method.
1515 (Arm_relocate_functions::calc_grp_gn): New method.
1516 (Arm_relocate_functions::arm_grp_alu): New Method.
1517 (Arm_relocate_functions::arm_grp_ldr): New Method.
1518 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1519 (Arm_relocate_functions::arm_grp_ldc): New Method.
1520 (Target_arm::Scan::local): Handle the ARM group relocations.
1521 (Target_arm::Scan::global): Likewise.
1522 (Target_arm::Relocate::relocate): Likewise.
1523 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1526 2010-01-26 Doug Kwan <dougkwan@google.com>
1528 * arm.cc (set): Include.
1529 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1531 (Arm_output_section::Text_section_list): New type.
1532 (Arm_output_section::append_text_sections_to_list): New method.
1533 (Arm_output_section::fix_exidx_coverage): Ditto.
1534 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1535 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1536 Relobj::set_section_offset() instead of
1537 Sized_relobj::invalidate_section_offset().
1538 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1539 parameter for section headers. Ignore relocation sections for
1540 unallocated sections and EXIDX sections.
1541 (Target_arm::fix_exidx_coverage): New method.
1542 (Target_arm::output_section_address_less_than): New type.
1543 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1544 linked text section instead of the EXIDX section.
1545 (Arm_output_section::create_stub_group): Add an assertion to check
1546 that this is not an EXIDX output section.
1547 (Arm_output_section::append_text_sections_to_list): New method.
1548 (Arm_output_section::fix_exidx_coverage): Ditto.
1549 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1550 Arm_relobj::section_needs_reloc_stub_scanning.
1551 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1553 (Target_arm::fix_exidx_coverage): New method.
1554 * object.h (Relobj::set_output_section): New method.
1555 (Sized_relobj::invalidate_section_offset): Remove method.
1556 (Sized_relobj::do_invalidate_section_offset): Remove method.
1557 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1559 2010-01-25 Doug Kwan <dougkwan@google.com>
1561 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1562 Fix warning due to signed and unsigned comparison on a 32-bit host.
1564 2010-01-22 Doug Kwan <dougkwan@google.com>
1566 * arm.cc (Target_arm::do_relax): Record an output section for section
1567 offset adjustment it contains any stub table that has changed.
1568 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1569 offsets in an output section if necessary.
1570 * output.cc (Output_section::Output_section): Initialize
1571 section_offsets_need_adjustments_.
1572 (Output_section::add_input_section_for_script): Renamed to
1573 Output_section::add_simple_input_section.
1574 (Output_section::save_states): Add a comment.
1575 (Output_section::discard_states): New method defintion.
1576 (Output_section::adjust_section_offsets): Same.
1577 * output.h (Output_section::add_input_section_for_script): Renamed to
1578 Output_section::add_simple_input_section.
1579 (Output_section::discard_states): New method declaration.
1580 (Output_section::adjust_section_offsets): Same.
1581 (Output_section::section_offsets_need_adjustment,
1582 Output_section::set_section_offsets_need_adjustment): New method
1584 (Output_section::section_offsets_need_adjustment_): New data member.
1585 * script-sections.cc
1586 (Output_section_element_input::set_section_address): Adjust code for
1587 renaming of Output_section::add_input_section_for_script.
1588 (Orphan_output_section::set_section_address): Same.
1590 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1592 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1593 Fix_v4bx enum values .
1594 * gold/options.h (General_options): New option definitions.
1595 (General_options::fix_v4bx): New method.
1596 (General_options::Fix_v4bx): New enum.
1597 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1598 (General_options::parse_fix_v4bx_interworking): New method.
1600 2010-01-22 Doug Kwan <dougkwan@google.com>
1602 * arm.cc (Arm_exidx_fixup): New class.
1604 2010-01-21 Doug Kwan <dougkwan@google.com>
1606 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1608 (Arm_exidx_section_offset_map): New type.
1610 2010-01-21 Doug Kwan <dougkwan@google.com>
1612 * arm.cc (Arm_exidx_input_section): New class.
1613 (Arm_relobj::exidx_input_section_by_link,
1614 Arm_relobj::exidx_input_section_by_shndx,
1615 Arm_relobj::make_exidx_input_section): New methods.
1616 (read_arm_attributes_section): Remove.
1617 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1618 information about them.
1619 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1622 2010-01-20 Doug Kwan <dougkwan@google.com>
1624 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1625 Input_section_specifier to Section_id.
1626 (Target_arm::new_arm_input_section: Adjust code for change of key
1628 (Target_arm::find_arm_input_section): Ditto.
1629 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1630 (Section_id): Remove.
1631 (Garbage_collection::Section_id_hash): Remove.
1632 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1633 (Section_id): Remove.
1634 (Icf::Section_id_hash): Remove.
1635 * object.h (Section_id, Const_section_id, Section_id_hash,
1636 Const_section_id_hash): New type definitions.
1637 * output.cc (Output_section::add_relaxed_input_section): Change to
1638 use Const_section_id instead of Input_section_specifier as key type.
1639 (Output_section::add_merge_input_section): Ditto.
1640 (Output_section::build_relaxation_map): Change to use Section_id
1641 instead of Input_section_specifier as key type.
1642 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1644 (Output_section::convert_input_sections_to_relaxed_sections): Change
1645 to use Const_section_id instead of Input_section_specifier as key type.
1646 (Output_section::find_merge_section): Ditto.
1647 (Output_section::find_relaxed_input_section): Ditto.
1648 * output.h (Input_section_specifier): Remove class.
1649 (Output_section::Output_section_data_by_input_section_map): Change
1650 key type to Const_section_id.
1651 (Output_section::Output_relaxed_input_section_by_input_section_map):
1653 (Output_section::Relaxation_map): Change key type to Section_id.
1655 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1657 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1658 (class Arm_v4bx_stub): New class.
1659 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1660 (Stub_factory::make_arm_v4bx_stub): New method.
1661 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1662 (Stub_table::empty): Handle v4bx stubs.
1663 (Stub_table::add_arm_v4bx_stub): New method.
1664 (Stub_table::find_arm_v4bx_stub): New method.
1665 (Arm_relocate_functions::v4bx): New method.
1666 (Target_arm::fix_v4bx): New method.
1667 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1668 (Stub_table::relocate_stubs): Likewise.
1669 (Stub_table::do_write): Likewise.
1670 (Stub_table::update_data_size_and_addralign): Likewise.
1671 (Stub_table::finalize_stubs): Likewise.
1672 (Target_arm::Scan::local): Likewise.
1673 (Target_arm::Scan::global): Likewise.
1674 (Target_arm::do_finalize_sections): Likewise.
1675 (Target_arm::Relocate::relocate): Likewise.
1676 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1678 (Target_arm::scan_reloc_for_stub): Likewise.
1679 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1681 2010-01-19 Ian Lance Taylor <iant@google.com>
1683 * output.cc (Output_section_headers::do_sized_write): Write large
1684 segment count to sh_info field.
1685 (Output_file_header::do_sized_write): For large segment count,
1686 write PN_XNUM to e_phnum field.
1688 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1690 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1691 (Arm_relocate_functions::thm_jump8): New function.
1692 (Arm_relocate_functions::thm_jump11): New function.
1693 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1695 (Target_arm::Scan::global): Likewise.
1696 (Target_arm::Relocate::relocate): Likewise.
1697 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1700 2010-01-14 Doug Kwan <dougkwan@google.com>
1702 * arm.cc (map, utility): Include headers.
1703 (Target_arm::apply_cortex_a8_workaround): New method.
1704 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1705 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1706 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1707 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1708 the --[no-]fix-cortex-a8 command line options.
1709 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1710 (Target_arm::relocate_stub): Use addend in instruction template.
1711 * options.h (DEFINE_bool): Set the user-set flag.
1712 (General_options): Add --[no-]-fix-cortex options.
1713 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1714 : Update fast look-up map after conversion.
1716 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1718 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1719 in the first pass of do_layout.
1721 2010-01-13 Doug Kwan <dougkwan@google.com>
1723 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1724 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1725 apparent compiler problem of not folding static constant integral
1726 data members of elfcpp::Elf_sizes<32>.
1728 2010-01-13 Doug Kwan <dougkwan@google.com>
1730 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1731 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1732 Arm_relobj::scan_section_for_cortex_a8_erratum,
1733 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1734 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1735 sections to scan for relocation stubs into a new method
1736 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1737 relocation and Cortex-A8 stub scanning.
1738 (Target_arm::do_relax): Force stubs to be after stubbed sections
1739 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1740 the beginning of a new relaxation pass. Update a comment.
1741 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1743 2010-01-12 Ian Lance Taylor <iant@google.com>
1745 * target-reloc.h (visibility_error): New inline function.
1746 (relocate_section): Call visibility_error.
1747 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1748 (MOSTLYCLEANFILES): Likewise.
1749 (protected_4_pic.o, protected_3.err): New targets.
1750 * testsuite/protected_4.cc: New file.
1752 2010-01-12 Doug Kwan <dougkwan@google.com>
1754 * arm.cc (Cortex_a8_reloc): New class.
1755 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1756 and cortex_a8_relocs_info_.
1757 (Target_arm::fix_cortex_a8): New method definition.
1758 (Target_arm::Cortex_a8_relocs_info): New type.
1759 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1760 New data member declarations.
1761 (Target_arm::scan_reloc_for_stub): Record information about
1762 relocations for THUMB branches that might be exempted from the
1763 Cortex-A8 workaround.
1764 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1765 at the beginning of a relaxation pass.
1767 2010-01-12 Doug Kwan <dougkwan@google.com>
1769 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1770 (Arm_relobj::Mapping_symbol_position,
1771 Arm_reloj::Mapping_symbol_position_less,
1772 Arm_relobj::Mapping_symbols_info): New types.
1773 (Target_arm::is_mapping_symbol_name): New method definition.
1774 (Arm_relobj::do_count_local_symbols): Save information about mapping
1777 2010-01-11 Doug Kwan <dougkwan@google.com>
1779 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1780 Arm_relocate_functions::thumb32_branch_upper,
1781 Arm_relocate_functions::thumb32_branch_lower,
1782 Arm_relocate_functions::thumb32_cond_branch_offset,
1783 Arm_relocate_functions::thumb32_cond_branch_upper,
1784 Arm_relocate_functions::thumb32_cond_branch_lower,
1785 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1786 branch offset encoding.
1787 (Arm_relocate_functions::thumb_branch_common): Use new branch
1788 offset encoding methods to avoid code duplication.
1789 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1790 (Stub_addend_reader::operator()): Use new branch encoding method
1791 to avoid code duplication.
1793 2010-01-11 Doug Kwan <dougkwan@google.com>
1795 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1796 (Target_arm::do_finalize_sections): Define special EXIDX section
1797 symbols only if referenced.
1798 * gc.h (Garbage_collection::add_reference): New method.
1799 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1802 2010-01-11 Ian Lance Taylor <iant@google.com>
1804 * script.cc (Version_script_info::build_expression_list_lookup):
1805 Change complaing about duplicate wildcard match from error to
1808 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1810 (Version_script_info::Version_script_info): Initialize globs_,
1811 default_version_, default_is_global_, and exact_. Don't
1812 initialize globals_ or locals_.
1813 (Version_script_info::build_lookup_tables): Build local symbols
1815 (Version_script_info::unquote): New function.
1816 (Version_script_info::add_exact_match): New function.
1817 (Version_script_info::build_expression_list_lookup): Remove lookup
1818 parameter. Add is_global parameter. Change all callers. Handle
1819 wildcard pattern specially. Unquote pattern. Call
1821 (Version_script_info::get_name_to_match): New function.
1822 (Version_script_info::get_symbol_version): New function.
1823 (Version_script_info::get_symbol_version_helper): Remove.
1824 (Version_script_info::check_unmatched_names): Call unquote.
1825 * script.h (class Version_script_info): Change get_symbol_version
1826 to be non-inline and add is_global parameter; change all callers.
1827 Rewrite symbol_is_local. Update declarations. Define struct
1828 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1829 Remove globals_ and locals_ members. Add exact_, globs_,
1830 default_version_, is_global_.
1831 (Version_script_info::Glob): Remove pattern, add expression and
1832 is_global. Update constructor. Change all callers.
1833 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1835 (Versions::symbol_section_contents): If a symbol is undefined, or
1836 defined in a dynamic object, set the version index to
1838 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1840 (Symbol_table::add_from_pluginobj): Likewise.
1841 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1843 2010-01-11 Doug Kwan <dougkwan@google.com>
1845 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1846 (incremental_dump_LDADD): Add linking option for libintl.
1847 * Makefile.in: Regenerate.
1849 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1852 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1854 * testsuite/Makefile.in: Regenerated.
1856 2010-01-10 Doug Kwan <dougkwan@google.com>
1858 * options.h (DEFINE_var): Use parentheses around argument varname__
1859 in macro body to avoid any unintended subsequent substitutions.
1861 2010-01-10 Ian Lance Taylor <iant@google.com>
1863 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1864 candidates before doing symbol resolution.
1866 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1867 ODR candidates if only one is weak.
1869 2010-01-08 Ian Lance Taylor <iant@google.com>
1871 * script.cc (Version_script_info::build_expression_list_lookup):
1872 Don't warn about ambiguous version, just record the ambiguity.
1873 (Version_script_info::get_symbol_version_helper): Give error if
1874 version is ambiguous.
1876 2010-01-08 Doug Kwan <dougkwan@google.com>
1878 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1879 prev_data_size_ and prev_addralign_. Remove initializer for
1880 deleted data member has_been_changed_.
1881 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1882 to determine if the table is empty.
1883 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1885 (Stub_table::add_reloc_stub): Define method in class definition
1886 instead of just declaring it there.
1887 (Stub_table::add_cortex_a8_stub): New method definition.
1888 (Stub_table::update_data_size_and_addralign): Ditto.
1889 (Stub_table::finalize_stubs): Ditto.
1890 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1891 (Stub_table::do_addralign_): Return address alignment in the
1892 (Stub_table::do_reset_address_and_file_offset): Define method in
1893 class definition instead of declaring it there. Set current data
1894 size to be the data size of the previous pass.
1895 (Stub_table::set_final_data_size): Use current data size as the
1897 (Stub_table::relocate_stub): Change parameter type of stub from
1898 Reloc_stub pointer to Stub pointer.
1899 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1900 (Stub_table::Cortex_a8_stub_list): New typedef.
1901 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1902 Stub_table::prev_addralign_): New data member.
1903 (Arm_relobj::Arm_relobj): Initialize data member
1904 section_has_cortex_a8_workaround_.
1905 (Arm_relobj::section_has_cortex_a8_workaround,
1906 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1908 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1910 (Target_arm::relocate_stub): Change parameter type of stub from
1911 Reloc_stub pointer to Stub pointer.
1912 (Insn_template::size, Insn_template::alignment): Handle
1913 THUMB16_SPECIAL_TYPE.
1914 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1915 Stub_table::update_data_size_and_addralign,
1916 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1918 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1919 (Stub_table::do_write): Ditto.
1920 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1922 2010-01-08 Ian Lance Taylor <iant@google.com>
1925 * symtab.h (class Symbol): Remove fields is_target_special_ and
1926 has_plt_offset_. Add field is_defined_in_discarded_section_.
1927 (Symbol::is_defined_in_discarded_section): New function.
1928 (Symbol::set_is_defined_in_discarded_section): New function.
1929 (Symbol::has_plt_offset): Rewrite.
1930 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1931 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1932 Don't initialize is_target_special_ or has_plt_offset_.
1933 Initialize is_defined_in_discarded_section_.
1934 (Symbol_table::add_from_relobj): If appropriate, set
1935 is_defined_in_discarded_section.
1936 * resolve.cc (Symbol::override_base_with_special): Don't test
1937 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1938 * target-reloc.h (relocate_section): Do special handling for
1939 symbols defined in discarded sections for global symbols as well
1942 2010-01-08 Ian Lance Taylor <iant@google.com>
1944 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1945 the SHT_SYMTAB case.
1947 2010-01-08 Ian Lance Taylor <iant@google.com>
1949 * object.cc (Sized_relobj::do_layout): Don't get confused if
1950 layout_eh_frame returns NULL.
1952 2010-01-08 Ian Lance Taylor <iant@google.com>
1955 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1956 dynamic symbol table, use the normal symbol table.
1957 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1960 2010-01-08 Ian Lance Taylor <iant@google.com>
1963 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1966 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1968 * version.cc (print_version): Change to "Copyright 2010".
1970 2010-01-08 Ian Lance Taylor <iant@google.com>
1974 * i386.cc (class Target_i386): Change return type of plt_section
1976 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1977 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1978 tls_desc_rel_ field.
1979 (Output_data_plt_i386::rel_tls_desc): New function.
1980 (Target_i386::rel_tls_desc_section): New function.
1981 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1982 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1983 R_386_TLS_DESC reloc in rel_tls_desc_section.
1984 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1985 Define struct Tlsdesc_info.
1986 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1987 (Target_x86_64::do_reloc_symbol_index): New function.
1988 (Target_x86_64::add_tlsdesc_info): New function.
1989 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1990 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1992 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1994 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1995 (Target_x86_64::rela_tlsdesc_section): New function.
1996 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1998 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1999 (Target_x86_64::do_reloc_addend): New function.
2000 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2001 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2002 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2003 (Output_reloc::type): New function.
2004 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2005 (Output_reloc::is_target_specific): New function.
2006 (Output_reloc::target_arg): New function.
2007 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2008 absolute relocs and target specific relocs.
2009 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2010 add_target_specific.
2011 (class Output_data_reloc) [SHT_RELA]: Likewise.
2012 * output.cc (Output_reloc::Output_reloc): Add four new versions
2013 for absolute relocs and target specific relocs.
2014 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2015 (Output_reloc::get_symbol_index): Likewise.
2016 (Output_reloc::local_section_offset): Check that local_sym_index_
2017 is not TARGET_CODE or 0.
2018 (Output_reloc::symbol_value): Likewise.
2019 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2021 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2022 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2024 * layout.cc (add_target_dynamic_tags): Use output section for
2025 DT_PLTRELSZ and DT_JMPREL.
2027 2010-01-07 Ian Lance Taylor <iant@google.com>
2030 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2032 (class Output_data_reloc_generic): Define.
2033 (class Output_data_reloc_base): Change base class to
2034 Output_data_reloc_generic. Change add() method to call
2035 bump_relative_reloc_count for a relative reloc. Remove
2037 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2039 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2040 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2042 * layout.h (class Layout): Update declaration.
2044 2010-01-07 Ian Lance Taylor <iant@google.com>
2046 * output.h (class Output_data): Add const version of
2047 output_section and do_output_section.
2048 (class Output_section_data): Add const version of
2050 (class Output_section): Likewise.
2051 * layout.cc (Layout::add_target_dynamic_tags): New function.
2052 * layout.h (class Layout): Update declarations.
2053 * arm.cc (Target_arm::do_finalize_sections): Use
2054 add_target_dynamic_tags.
2055 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2056 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2057 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2058 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2060 2010-01-07 Ian Lance Taylor <iant@google.com>
2063 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2066 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2067 Ian Lance Taylor <iant@google.com>
2070 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2071 Xindex::read_symtab_xindex.
2073 2010-01-07 Doug Kwan <dougkwan@google.com>
2075 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2076 (Insn_template::thumb16_bcond_insn): New method declaration.
2077 (Insn_template): Fix spelling.
2078 (Stub::thumb16_special): New method declaration.
2079 (Stub::do_write): Define virtual method which was previously pure
2081 (Stub::do_thumb16_special): New method declaration.
2082 (Stub::do_fixed_endian_write): New template member.
2083 (Reloc_stub::do_write): Remove.
2084 (Reloc_stub::do_fixed_endian_write): Remove.
2085 (Cortex_a8_stub): New class definition.
2086 (Stub_factory::make_cortex_a8_stub): New method definition.
2087 (Stub_factory::Stub_factory): Add missing static storage class
2088 qualifier for elf32_arm_stub_a8_veneer_blx.
2090 2010-01-07 Ian Lance Taylor <iant@google.com>
2093 * options.h (class General_options): Add --warn-unresolved-symbols
2094 and --error-unresolved-symbols.
2095 * errors.cc (Errors::undefined_symbol): Implement
2096 --warn-unresolved-symbols.
2098 * options.h (class General_options): Add -z text and -z textoff.
2099 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2101 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2103 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2104 (Garbage_collection::cident_sections): New function.
2105 (Garbage_collection::add_cident_section): New function.
2106 (Garbage_collection::cident_sections_): New member.
2107 (gc_process_relocs): Add references to sections whose names are C
2109 * gold.h (cident_section_start_prefix): New constant.
2110 (cident_section_stop_prefix): New constant.
2111 (is_cident): New function.
2112 * layout.cc (Layout::define_section_symbols): Replace string constants
2113 with the newly defined constants.
2114 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2116 * testsuite/Makefile.am: Add gc_orphan_section_test.
2117 * testsuite/Makefile.in: Regenerate.
2118 * testsuite/gc_orphan_section_test.cc: New file.
2119 * testsuite/gc_orphan_section_test.sh: New file.
2121 2010-01-06 Ian Lance Taylor <iant@google.com>
2124 * options.h (class General_options): Add --warn-shared-textrel.
2125 * layout.cc (Layout::finish_dynamic_section): Implement
2126 --warn-shared-textrel.
2129 * options.h (class General_options): Add --warn-multiple-gp.
2131 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2133 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2134 $(THREADSLIB) and $(LIBDL).
2135 * Makefile.in: Rebuild.
2137 2010-01-06 Ian Lance Taylor <iant@google.com>
2140 * options.cc (General_options::parse_section_start): New function.
2141 (General_options::section_start): New function.
2142 (General_options::General_options): Initialize all members.
2143 * options.h: Include <map>
2144 (class General_options): Add --section-start. Add section_starts_
2146 * layout.cc (Layout::attach_allocated_section_to_segment): If
2147 --section-start was used, set the address of the segment. Remove
2148 local sort_sections.
2149 (Layout::relaxation_loop_body): If the address of the load segment
2150 has been set by --section-start, don't use it.
2151 * output.h (Output_segment::update_flags_for_output_section): New
2153 * output.cc (Output_segment::add_output_section): Call
2154 update_flags_for_output_section.
2156 2010-01-05 Ian Lance Taylor <iant@google.com>
2159 * options.h (class General_options): Add --undefined-version.
2160 * script.cc (struct Version_expression): Add was_matched_by_symbol
2162 (Version_script_info::matched_symbol): New function.
2163 (Version_script_info::get_symbol_version_helper): Call
2165 (Version_script_info::check_unmatched_names): New function.
2166 * script.h (class Version_script_info): Update declarations.
2167 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2169 * options.h (class General_options): Use DEFINE_bool_alias for
2170 allow_multiple_definition.
2171 * resolve.cc (Symbol_table::should_override): Don't test
2172 allow_multiple_definition.
2175 * options.h (class General_options): Add --cref.
2176 * main.cc (main): Print cref table if --cref. Don't close mapfile
2177 until after printing cref table.
2178 * cref.cc: Include "symtab.h".
2179 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2180 (Cref_table_compare::operator()): New function.
2181 (Cref_inputs::gather_cref): New function.
2182 (filecol): New static const.
2183 (Cref_inputs::print_cref): New function.
2184 (Cref::print_cref): New function.
2185 * cref.h: Include <cstdio>.
2186 (class Cref): Update declarations.
2187 * mapfile.h (Mapfile::file): New function.
2188 * object.h (class Object): Define Symbols. Declare virtual
2189 do_get_global_symbols.
2190 (Object::get_global_symbols): New function.
2191 * object.cc (Input_objects::add_object): Pass object to cref_ if
2193 (Input_objects::archive_start): Likewise.
2194 (Input_objects::archive_stop): Likewise.
2195 (Input_objects::print_cref): New function.
2196 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2197 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2199 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2201 * plugin.h (class Sized_pluginobj): Update declarations.
2203 2010-01-05 Ian Lance Taylor <iant@google.com>
2205 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2206 to is_default_version. Rename insdef to insdefault.
2207 (Symbol_table::add_from_relobj): Rename def to is_default_version
2208 and local to is_forced_local.
2209 (Symbol_table::add_from_pluginobj): Likewise.
2210 (Symbol_table::add_from_dynobj): Likewise.
2211 (Symbol_table::define_special_symbol): Rename insdef to
2214 2010-01-04 Ian Lance Taylor <iant@google.com>
2217 * options.h (class General_options): Add
2218 --allow-multiple-definition and -z muldefs.
2219 * resolve.cc (Symbol_table::should_override): Don't warn about a
2220 multiple symbol definition if --allow-multiple-definition or -z
2224 * options.h (class General_options): Add --add-needed and
2225 --copy-dt-needed-entries. Tweak --as-needed help entry.
2226 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2227 error if --copy-dt-needed-entries aka --add-needed is used and
2228 would cause a change in behaviour.
2231 * options.h (class General_options): Add -G as a short version of
2232 --shared. Add no-op options -assert, -g, and -i.
2234 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2236 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2237 check for .text or .gnu.linkonce.t sections.
2238 * icf.cc (Icf::find_identical_sections): Ditto.
2239 Change the detection for mangled function name within the section
2241 * icf.h (is_section_foldable_candidate): New function.
2243 2009-12-30 Ian Lance Taylor <iant@google.com>
2246 * options.h (class General_options): Permit two dashes with
2247 --retain-symbols-file.
2249 2009-12-30 Ian Lance Taylor <iant@google.com>
2252 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2253 don't put the file header and segment headers in the text
2257 * common.cc (Sort_commons::operator()): Stabilize sort when both
2259 (Symbol_table::do_allocate_commons_list): When allocating common
2260 symbols, skip a symbol which is no longer common.
2261 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2262 an object before checking its type.
2263 * testsuite/common_test_2.c: New file.
2264 * testsuite/common_test_3.c: New file.
2265 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2266 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2267 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2268 (common_test_2_pic.o, common_test_2.so): New targets.
2269 (common_test_3_pic.o, common_test_3.so): New targets.
2270 * testsuite/Makefile.in: Rebuild.
2273 * script.cc (read_input_script): If we see a new SECTIONS clause,
2274 and we have added an input section, give an error.
2275 * layout.h (class Layout): Add have_added_input_section function.
2276 Add have_added_input_section_ field.
2277 * layout.cc (Layout::Layout): Initialize
2278 have_added_input_section_.
2279 (Layout::layout): Set have_added_input_section_.
2280 (Layout::layout_eh_frame): Likewise.
2282 2009-12-30 Ian Lance Taylor <iant@google.com>
2285 * options.h (class General_options): Add --sort-common option.
2286 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2287 * common.cc (Sort_common): Add sort_order parameter to
2288 constructor. Add sort_order_ field.
2289 (Sort_commons::operator): Check sort_order_.
2290 (Symbol_table::allocate_commons): Determine the sort order.
2291 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2293 (Symbol_table::do_allocate_commons_list): Likewise.
2295 2009-12-30 Ian Lance Taylor <iant@google.com>
2298 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2299 symbols from this object, don't change the visibility of an
2301 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2303 2009-12-30 Ian Lance Taylor <iant@google.com>
2306 * script.h (class Version_script_info): Define Language enum.
2307 Update declarations. Define Glob, Exact, and Lookup types. Add
2308 new fields globals_, locals_, and is_finalized_.
2309 * script.cc: Various formatting fixes.
2310 (class Parser_closure): Change language_stack_ from a vector of
2311 std::string to one of Version_script_info::Language. Adjust all
2313 (class Lazy_demangler): Remove.
2314 (struct Version_expression): Change language from std::string to
2315 Version_script_info::Language.
2316 (Version_script_info::Version_script_info): New function.
2317 (Version_script_info::~Version_script_info): Don't call clear.
2318 (Version_script_info::finalize): New function.
2319 (Version_script_info::build_lookup_tables): New function.
2320 (Version_script_info::build_expression_list_lookup): New
2322 (Version_script_info::get_symbol_version_helper): Rewrite to use
2324 (Version_script_info::print_expression_list): Adjust to use
2325 Version_script_info::Language.
2326 (script_push_lex_into_version_mode): Check that the version script
2327 has not been finalized.
2328 (version_script_push_lang): Change language string to
2329 Version_script_info::Language.
2330 * options.cc (Command_line::version_script): New function.
2331 * options.h (class General_options): Add finalize_dynamic_list
2332 function. Change version_script from declaration to definition.
2333 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2334 * testsuite/version_script.map: Remove duplicate def of foo.
2335 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2337 * testsuite/Makefile.in: Rebuild.
2339 2009-12-30 Ian Lance Taylor <iant@google.com>
2342 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2343 if the input symbol index is 0, make the output symbol index 0.
2345 2009-12-30 Ian Lance Taylor <iant@google.com>
2348 * options.h (class General_options): Add -x/--discard-all.
2349 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2350 --discard-all. If the local symbol needs a dynamic entry, check
2351 that before handling --discard-locals.
2353 2009-12-30 Ian Lance Taylor <iant@google.com>
2356 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2358 (Output_segment::add_output_section): Don't change the flags if
2362 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2363 GNU hash table if they need a dynamic value. Otherwise, don't add
2364 them if they are defined in a dynamic object or are forced local.
2366 2009-12-29 Ian Lance Taylor <iant@google.com>
2369 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2370 .gnu.hash table for a 32-bit target.
2373 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2374 regular and a dynamic object only needs a dynamic symbol table
2375 entry if it is externally visible.
2378 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2379 constructor. Add global_offset_table_ field.
2380 (Target_i386::got_section): Set global_offset_table_.
2381 (Target_i386::do_finalize_sections): Set global_offset_table_
2383 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2384 in constructor. Add global_offset_table_ field.
2385 (Target_x86_64::got_section): Set global_offset_table_.
2386 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2389 * layout.cc (Layout::Layout): Initialize increase_relro_.
2390 (Layout::get_output_section): Add is_relro, is_last_relro, and
2391 is_first_non_relro parameters. Change all callers.
2392 (Layout::choose_output_section): Likewise.
2393 (Layout::add_output_section_data): Likewise.
2394 (Layout::make_output_section): Likewise.
2395 (Layout::set_segment_offsets): Clear increase_relro when using a
2397 * layout.h (class Layout): Add increase_relro method. Add
2398 increase_relro_ field. Update declarations.
2399 * output.cc (Output_section::Output_section): Initialize
2400 is_last_relro_ and is_first_non_relro_.
2401 (Output_segment::add_output_section): Group relro sections is
2402 do_sort is true. Handle is_last_relro and is_first_non_relro.
2403 (Output_segment::maximum_alignment): Remove relro handling.
2404 (Output_segment::set_section_addresses): Add increase_relro
2405 parameter. Change all callers. Add initial alignment to align
2406 relro sections on separate page. Remove old relro handling.
2407 (Output_segment::set_section_list_addresses): Remove in_relro
2408 parameter. Change all callers.
2409 (Output_segment::set_offset): Add increase parameter. Change all
2410 callers. Remove old relro handling.
2411 * output.h (class Output_section): Add new methods: is_last_relro,
2412 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2413 Add is_last_relro_ and is_first_non_relro_ fields.
2414 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2415 Create separate .got.plt section. Call increase_relro.
2416 * x86_64.cc (Target_x86_64::got_section): Likewise.
2417 * testsuite/relro_script_test.t: Add .got.plt.
2420 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2421 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2422 (Layout::finalize): Call set_dynamic_symbol_size.
2423 (Layout::set_dynamic_symbol_size): New function.
2424 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2425 set_dynamic_symbol_size.
2428 * output.h (class Output_section): Add is_entsize_zero_ field.
2429 * output.cc (Output_section::Output_section): Initialize
2431 (Output_section::set_entsize): If two different entsizes are
2432 requested, force it to zero.
2433 (Output_section::add_input_section): Set flags for .debug_str
2434 before updating section flags. Set entsize.
2435 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2436 and SHF_STRING if all input sections have those flags.
2438 2009-12-29 Rafael Espindola <espindola@google.com>
2440 * main.cc (main): Fix the sys time reporting.
2441 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2444 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2446 * options.cc (General_options::parse_version): Allow -v to exit
2447 without an error if there is nothing to link.
2449 2009-12-29 Ian Lance Taylor <iant@google.com>
2451 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2452 using a version of gcc before 4.1.
2453 * configure: Rebuild.
2455 2009-12-28 Chris Demetriou <cgd@google.com>
2457 * attributes.cc (Output_attributes_section_data::do_write): Use
2458 std::vector::front rather than std::vector::data.
2460 2009-12-28 Ian Lance Taylor <iant@google.com>
2462 * symtab.h (class Symbol_table): Add enum Defined.
2463 * resolve.cc (Symbol_table::should_override): Add defined
2464 parameter. Change all callers. Test whether object is NULL
2465 before calling a method on it.
2466 (Symbol_table::report_resolve_problem): Add defined parameter.
2468 (Symbol_table::should_override_with_special): Likewise.
2469 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2470 parameter. Change all callers.
2471 (Symbol_table::do_define_in_output_data): Likewise.
2472 (Symbol_table::define_in_output_segment): Likewise.
2473 (Symbol_table::do_define_in_output_segment): Likewise.
2474 (Symbol_table::define_as_constant): Likewise.
2475 (Symbol_table::do_define_as_constant): Likewise.
2476 * script.h (class Symbol_assignment): Add is_defsym parameter to
2477 constructor; change all callers.
2478 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2479 parameter. Change all callers. Add is_defsym_ field.
2480 (class Parser_closure): Add parsing_defsym parameter to
2481 constructor; change all callers. Add parsing_defsym accessor
2482 function. Add parsing_defsym_ field.
2484 2009-12-28 Ian Lance Taylor <iant@google.com>
2486 * gold.cc (queue_middle_tasks): Fix formatting.
2487 * object.cc (Relobj::is_section_name_included): Likewise.
2489 2009-12-23 Ian Lance Taylor <iant@google.com>
2491 * i386.cc (Target_i386::do_calls_non_split): Recognize
2492 -fsplit-stack prologue for a function with a static chain.
2493 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2494 -fsplit-stack prologue when using %r11.
2496 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2498 * options.cc (General_options::parse_version): Make -v continue and do
2499 the link like GNU ld does.
2501 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2503 * Makefile.am (CCFILES): Add timer.cc.
2504 (HFILES): Add timer.h.
2505 * configure.ac: Check for sysconf and times.
2506 * main.cc: include timer.h.
2507 (main): Use Timer instead of get_run_time.
2510 * workqueue.cc: include timer.h.
2511 (Workqueue::find_and_run_task):
2512 Report user, sys and wall time.
2513 * Makefile.in: Regenerate.
2514 * config.in: Regenerate.
2515 * configure: Regenerate.
2517 2009-12-16 Doug Kwan <dougkwan@google.com>
2519 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2521 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2522 relaxed input sections.
2523 * output.cc (Output_section::find_relaxed_input_section): Change
2524 return type to Output_relaxed_input_section pointer. Adjust code
2525 for new type of relaxed_input_section_map_.
2526 * output.h (Output_section::find_relaxed_input_section): Change
2527 return type to Output_relaxed_input_section pointer.
2528 (Output_section::Output_relaxed_input_section_by_input_section_map):
2530 (Output_section::relaxed_input_section_map_): Change type to
2531 Output_section::Output_relaxed_input_section_by_input_section_map.
2532 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2535 2009-12-15 Ian Lance Taylor <iant@google.com>
2537 * layout.cc (Layout::create_shstrtab): Only write out after input
2538 sections if we are compressing debug sections.
2540 2009-12-15 Ian Lance Taylor <iant@google.com>
2542 * archive.cc (Archive::add_symbols): Only look up a symbol without
2543 a version if there is, in fact, a version.
2545 2009-12-14 Ian Lance Taylor <iant@google.com>
2547 Revert -Wshadow changes, all changes from:
2548 2009-12-11 Doug Kwan <dougkwan@google.com>
2549 2009-12-11 Nick Clifton <nickc@redhat.com>
2550 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2552 2009-12-11 Doug Kwan <dougkwan@google.com>
2554 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2556 * attributes.cc (Object_attribute::size): Ditto.
2557 (Attributes_section_data::size): Ditto.
2558 (Attributes_section_data::Attributes_section_data): Ditto.
2559 (Output_attributes_section_data::do_write): Ditto.
2560 * attributes.h (Object_attribute::set_type): Ditto.
2561 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2563 2009-12-11 Nick Clifton <nickc@redhat.com>
2565 * archive.cc: Fix shadowed variable warnings.
2567 * compressed_output.cc: Likewise.
2568 * compressed_output.h: Likewise.
2569 * configure: Likewise.
2570 * dwarf_reader.cc: Likewise.
2571 * dynobj.cc: Likewise.
2572 * dynobj.h: Likewise.
2573 * ehframe.cc: Likewise.
2574 * ehframe.h: Likewise.
2575 * errors.cc: Likewise.
2576 * expression.cc: Likewise.
2577 * fileread.cc: Likewise.
2578 * fileread.h: Likewise.
2579 * freebsd.h: Likewise.
2580 * i386.cc: Likewise.
2582 * incremental.h: Likewise.
2583 * layout.cc: Likewise.
2584 * layout.h: Likewise.
2585 * mapfile.cc: Likewise.
2586 * merge.cc: Likewise.
2587 * merge.h: Likewise.
2588 * object.cc: Likewise.
2589 * object.h: Likewise.
2590 * options.h: Likewise.
2591 * output.cc: Likewise.
2592 * output.h: Likewise.
2593 * parameters.cc: Likewise.
2594 * plugin.cc: Likewise.
2595 * powerpc.cc: Likewise.
2596 * reduced_debug_output.cc: Likewise.
2597 * reduced_debug_output.h: Likewise.
2598 * reloc.cc: Likewise.
2599 * reloc.h: Likewise.
2600 * resolve.cc: Likewise.
2601 * script-sections.cc: Likewise.
2602 * script.cc: Likewise.
2603 * script.h: Likewise.
2604 * sparc.cc: Likewise.
2605 * symtab.cc: Likewise.
2606 * symtab.h: Likewise.
2607 * target-select.cc: Likewise.
2608 * target-select.h: Likewise.
2609 * token.h: Likewise.
2610 * workqueue.cc: Likewise.
2611 * workqueue.h: Likewise.
2612 * x86_64.cc: Likewise.
2614 2009-12-10 Doug Kwan <dougkwan@google.com>
2616 * arm.cc (attributes.h): New include.
2617 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2618 (Arm_relobj::~Arm_relobj): Delete object pointed by
2619 attributes_section_data_.
2620 (Arm_relobj::attributes_section_data): New method definition.
2621 (Arm_relobj::attributes_section_data_): New data member declaration.
2622 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2623 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2624 attributes_section_data_.
2625 (Arm_dynobj::attributes_section_data): New method definition.
2626 (Arm_dynobj::attributes_section_data_): New data member declaration.
2627 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2628 initialization value of may_use_blx_ to false.
2629 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2630 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2631 object attributes to compute results instead of hard-coding.
2632 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2633 Target_arm::get_secondary_compatible_arch,
2634 Target_arm::set_secondary_compatible_arch
2635 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2636 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2637 New method declarations.
2638 (Target_arm::get_aeabi_object_attribute): New method definition.
2639 (Target_arm::attributes_section_data_): New data member declaration.
2640 (read_arm_attributes_section): New template definition.
2641 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2642 (Arm_dynobj::do_read_symbols): Ditto.
2643 (Target_arm::do_finalize_sections): Merge attributes sections from
2644 input. Check for BLX use after attributes section merging.
2645 Fix __exidx_start and __exidx_end visibility. Create an
2646 .ARM.attributes section if necessary.
2647 (Target_arm::get_secondary_compatible_arch,
2648 Target_arm::set_secondary_compatible_arch,
2649 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2650 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2651 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2652 New method definitions.
2654 2009-12-09 Ian Lance Taylor <iant@google.com>
2656 * plugin.cc (Plugin::load): Don't cast from void* to a function
2659 2009-12-09 Ian Lance Taylor <iant@google.com>
2661 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2664 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2666 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2667 Replace two_file_shared_1.so with two_file_shared_2.so.
2668 * testsuite/Makefile.in: Regenerated.
2670 2009-12-08 Doug Kwan <dougkwan@google.com>
2672 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2673 (HFILES): Add attributes.h and int_encoding.h.
2674 * Makefile.in: Regenerate.
2675 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2676 function definitions to int_encoding.cc
2677 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2678 prototypes to int_encoding.h
2679 * reduced_debug_output.cc (int_encoding.h): New include.
2680 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2681 function definitions to int_encoding.cc
2682 (insert_into_vector, read_from_pointer): Move template definitions to
2684 * attributes.cc: New file.
2685 * attributes.h: New file.
2686 * int_encoding.cc: New file.
2687 * int_encoding.h: New file.
2689 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2692 * incremental-dump.cc (dump_incremental_inputs): New.
2693 (main): Use dump_incremental_inputs.
2695 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2698 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2699 checking elfcpp::STT_FUNC.
2700 (Target_i386::Relocate::relocate): Likewise.
2701 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2703 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2704 symbols from shared libraries into normal FUNC symbols.
2706 * symtab.h (Symbol): Add is_func and use it.
2708 2009-12-05 Doug Kwan <dougkwan@google.com>
2710 * arm.cc (Target_arm::arm_info): Initialize new fields
2711 attributes_section and attributes_vendor.
2712 * i386.cc (Target_i386::i386_info): Same.
2713 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2714 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2715 fields attributes_section and attributes_vendor.
2716 * sparc.cc (Target_sparc::sparc_info): Same.
2717 * target.h (Target::attributes_section, Target::attributes_vendor,
2718 Target::is_attributes_section, Target::attribute_arg_type,
2719 Target::attributes_order): New method definitions.
2720 (Target::Target_info::attributes_section,
2721 Target::Target_info::attributes_vendor): New fields.
2722 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2723 virtual method definitions.
2724 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2725 attributes_section and attributes_vendor.
2726 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2728 2009-12-05 Doug Kwan <dougkwan@google.com>
2730 * arm.cc: Update comments about interworking and stub generation.
2731 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2732 considered as non-PIC.
2733 (Arm_relocate_functions::base_abs): Fix formatting.
2734 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2735 of function to use GOT entry address instead of offset.
2736 (Target_arm::Scan::global): Issue an error if a symbol would need a
2737 PLT does not get one because it is untyped. Remove code to create
2738 dynamic symbols for relative branches.
2739 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2740 takes unsigned integer instead of boolean.
2742 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2744 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2745 (two_file_test_LDADD): Likewise.
2746 (common_test_1_LDADD): Likewise.
2747 (exception_test_LDADD) Likewise.
2748 (weak_test_LDADD): Likewise.
2749 (many_sections_test_LDADD): Likewise.
2750 (initpri1_LDADD): Likewise.
2751 (script_test_1_LDADD): Likewise.
2752 (script_test_2_LDADD): Likewise.
2753 (justsyms_LDADD): Likewise.
2754 (binary_test_LDADD): Likewise.
2755 (large_LDADD): Likewise.
2756 * testsuite/Makefile.in: Regenerated.
2758 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2760 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2761 (Symbol_table::override_with_special): Likewise.
2762 (Symbol_table::add_from_object): Likewise.
2764 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2766 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2767 Don't set the data_offset twice.
2769 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2771 * testsuite/Makefile.in: Regenerate.
2773 2009-12-03 Doug Kwan <dougkwan@google.com>
2775 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2776 (Target_arm::do_finalize_sections): Add parameter for symbol table
2777 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2778 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2779 parameter for symbol table pointer.
2780 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2781 an additional parameter for a pointer to symbol table.
2782 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2783 parameter for a symbol table pointer.
2784 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2785 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2787 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2788 parameter for a symbol table pointer.
2790 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2792 * incremental.cc (Incremental_inputs_header)
2793 (Incremental_inputs_header_write, Incremental_inputs_entry)
2794 (Incremental_inputs_entry_write): Move ...
2795 * incremental.h (Incremental_inputs_header)
2796 (Incremental_inputs_header_write, Incremental_inputs_entry)
2797 (Incremental_inputs_entry_write): here.
2799 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2801 * incremental.cc (make_sized_incremental_binary): Set the target.
2802 Error if it is incompatible.
2803 * output.h (Output_file): Add filename method.
2805 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2807 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2808 from the get_* methods.
2810 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2812 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2813 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2814 Write 0 for the data_offset of scripts.
2816 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2818 * testsuite/Makefile.am: Add the incremental_test.sh test.
2819 * testsuite/incremental_test.sh: New.
2820 * testsuite/incremental_test_1.c: New.
2821 * testsuite/incremental_test_2.c: New.
2823 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2825 * incremental-dump.cc (main): Fix typos.
2827 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2830 * incremental-dump.cc (main): Use llu to print 64 bit values.
2832 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2833 H.J. Lu <hongjiu.lu@intel.com>
2835 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2837 (incremental_dump_LDADD): Likewise.
2838 * Makefile.in: Regenerated.
2840 2009-11-25 Doug Kwan <dougkwan@google.com>
2844 2009-11-25 Doug Kwan <dougkwan@google.com>
2846 * arm.cc (Target_arm::Target_arm): Move method definition
2847 outside of class definition. Add code to handle
2848 --target1-rel, --target1-abs and --target2= options.
2849 (Target_arm::get_reloc_reloc_type): Change method to be
2850 non-static and const.
2851 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2852 New data member declaration.
2853 (Target_arm::Scan::local, Target_arm::Scan::global,
2854 Target_arm::Relocate::relocate,
2855 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2856 Adjust call to Target_arm::get_real_reloc_type.
2857 (Target_arm::get_real_reloc_type): Use command line options
2858 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2859 * options.h (--target1-rel, --target1-abs, --target2): New
2862 2009-11-25 Doug Kwan <dougkwan@google.com>
2864 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2865 class definition. Add code to handle --target1-rel, --target1-abs
2866 and --target2= options.
2867 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2869 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2871 (Target_arm::Scan::local, Target_arm::Scan::global,
2872 Target_arm::Relocate::relocate,
2873 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2874 call to Target_arm::get_real_reloc_type.
2875 (Target_arm::get_real_reloc_type): Use command line options to
2876 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2877 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2880 2009-11-25 Doug Kwan <dougkwan@google.com>
2882 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2883 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2884 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2886 (Arm_relocate_functions::thm_call): Replace body with a call to
2887 Arm_relocate_functions::thumb_branch_common.
2888 (Arm_relocate_functions::thm_jump24,
2889 Arm_relocate_functions::thm_xpc22): New method definitions.
2890 (Arm_relocate_functions::thumb_branch_common): New method definition.
2891 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2893 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2894 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2896 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2898 * Makefile.am: Build incremental-dump
2899 * Makefile.in: Regenerate.
2900 * incremental-dump.cc: New.
2901 * incremental.cc (Incremental_inputs_header_data,
2902 Incremental_inputs_entry_data): Move to incremental.h
2903 * incremental.h: (Incremental_inputs_header_data,
2904 Incremental_inputs_entry_data): Move from incremental.cc
2906 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2908 * incremental.cc (Incremental_inputs_header,
2909 Incremental_inputs_header_write, Incremental_inputs_entry,
2910 Incremental_inputs_entry_write): Add a typedef with the data type.
2912 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2914 * incremental.cc (Incremental_inputs_header,
2915 Incremental_inputs_header_write, Incremental_inputs_entry,
2916 Incremental_inputs_entry_write): Update comment about which
2917 type has the filed descriptions.
2919 2009-11-15 Doug Kwan <dougkwan@google.com>
2921 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2922 (Arm_relocate_functions::arm_branch_common): Change method defintion
2923 in class definition to a method declaration and update list of formal
2925 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2926 Arm_relocation_functions::jump24): Adjust call to
2927 Arm_relocate_functions::arm_branch_common. Update list of formal
2929 (Arm_relocate_functions::xpc25): New method definition.
2930 (Arm_relocate_functions::arm_branch_common): Move method defintion
2931 out from class definition. Use stubs for mode-switching and extending
2933 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2934 specially. Change code to enable use of stubs in ARM branches.
2936 2009-11-10 Doug Kwan <dougkwan@google.com>
2938 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2939 in method declaration.
2940 (Target_arm::relocate_stub): New method declaration.
2941 (Target_arm::default_target): Change to return a pointer instead of
2943 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2944 Target_arm::default_target.
2945 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2947 (Target_arm::relocate_section): Adjust view.
2948 (Target_arm::relocate_stub): New method definition.
2950 2009-11-10 Doug Kwan <dougkwan@google.com>
2952 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2954 * incremental.cc (open_incremental_binary): Initialized local
2955 variables to avoid warnings.
2956 * object.cc (make_elf_object): Ditto.
2957 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2960 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2963 * testsuite/plugin_test.c: Include "config.h".
2965 2009-11-09 Doug Kwan <dougkwan@google.com>
2967 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2968 (arm_symbol_value): Remove.
2969 (Arm_relocate_functions::arm_branch_common,
2970 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2971 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2972 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2973 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2974 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2975 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2976 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2977 Arm_relocate_functions::thm_mobw_abs_nc,
2978 Arm_relocate_functions::thm_mov_abs,
2979 Arm_relocate_functions::movw_prel_nc,
2980 Arm_relocate_functions::thm_movt_abs,
2981 Arm_relocate_functions::movt_prel,
2982 Arm_relocate_functions::thm_movw_prel_nc,
2983 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2984 (Target_arm::Relocate::relocate): Only decompose address into two
2985 parts if relocation type uses the thumb-bit and pass the actual
2986 bit instead of a flag indicating that the thumb-bit is used. Adjust
2987 calls to methods in Arm_relocate_functions for this change.
2989 2009-11-08 Ian Lance Taylor <iant@google.com>
2992 * reloc.cc: Instantiate
2993 Sized_relobj::initialize_input_to_output_maps and
2994 Sized_relobj:free_input_to_output_maps.
2996 2009-11-06 Ian Lance Taylor <iant@google.com>
2999 * defstd.cc (in_segment): Set only_if_ref true for "end".
3001 2009-11-06 Doug Kwan <dougkwan@google.com>
3003 * arm.cc (class Reloc_stub): Correct a comment.
3004 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3005 (Target_arm::scan_section_for_stubs): New method declaration.
3006 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3007 Change methods from private to protected.
3008 (Target_arm::do_may_relax): New method definition.
3009 (Target_arm::do_relax, Target_arm::group_sections,
3010 Target_arm::scan_reloc_for_stub,
3011 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3012 (Target_arm::arm_input_section_map_): New data member declaration.
3013 (Target_arm::scan_reloc_for_stub,
3014 Target_arm::scan_reloc_section_for_stubs,
3015 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3016 Target_arm::do_relax): New method definitions.
3018 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3020 * configure.ac: Check for (struct stat)::st_mtim
3021 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3022 * config.in: Regenerate.
3023 * configure: Regenerate.
3025 2009-11-05 Ian Lance Taylor <iant@google.com>
3028 * output.cc (Output_segment::add_output_section): Add missing
3031 2009-11-04 Ian Lance Taylor <iant@google.com>
3034 * object.h (class Object): Add is_needed and set_is_needed
3035 methods. Add is_needed_ field. Make bool fields into bitfields.
3036 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3037 defined in a dynamic object and referenced by a regular object,
3038 set is_needed for the dynamic object.
3039 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3040 if the file is marked with as_needed and it is not needed.
3042 2009-11-04 Ian Lance Taylor <iant@google.com>
3045 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3046 tags if data is discarded by linker script.
3047 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3048 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3049 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3050 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3052 2009-11-04 Ian Lance Taylor <iant@google.com>
3054 * layout.cc (Layout::get_output_section): Add is_interp and
3055 is_dynamic_linker_section parameters. Change all callers.
3056 (Layout::choose_output_section): Likewise.
3057 (Layout::make_output_section): Likewise.
3058 (Layout::add_output_section_data): Add is_dynamic_linker_section
3059 parameter. Change all callers.
3060 * layout.h (class Layout): Update declarations.
3061 * output.h (class Output_section): Add is_interp, set_is_interp,
3062 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3063 Add is_interp_, is_dynamic_linker_section_ fields. Change
3064 generate_code_fills_at_write_ to a bitfield.
3065 * output.cc (Output_section::Output_sections): Initialize new
3067 (Output_segment::add_output_section): Add do_sort parameter.
3070 2009-11-03 Ian Lance Taylor <iant@google.com>
3073 * options.h (class General_options): Add --warn-common.
3074 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3075 merging two common symbols.
3076 (Symbol_table::should_override): Handle --warn-common when merging
3077 a common symbol with a defined symbol. Use report_resolve_problem
3078 for multiple definitions.
3079 (Symbol_table::report_resolve_problem): New function.
3080 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3082 2009-11-03 Doug Kwan <dougkwan@google.com>
3084 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3086 (Target_arm::stub_factory): New method definition.
3087 (Target_arm::new_arm_input_section,
3088 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3089 Target_arm::reloc_uses_thumb_bit): New method declarations.
3090 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3091 New type definitions.
3092 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3093 member declarations.
3094 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3095 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3096 New method definitions.
3098 2009-11-03 Ian Lance Taylor <iant@google.com>
3100 * options.h (class General_options): Add --warn_constructors.
3102 2009-11-03 Ian Lance Taylor <iant@google.com>
3105 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3106 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3108 2009-11-03 Ian Lance Taylor <iant@google.com>
3111 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3112 --msgid-bugs-address.
3113 (install-pdf): New target.
3114 (install-data_yes): Look up one directory to find mkinstalldirs.
3116 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3118 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3121 2009-10-30 Doug Kwan <dougkwan@google.com>
3123 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3125 2009-10-30 Doug Kwan <dougkwan@google.com>
3127 * arm.cc (Stub_addend_reader): New struct template definition
3128 and partial specializations.
3129 (Stub_addend_reader::operator()): New method definition for a
3130 partially specialized template.
3132 2009-10-30 Doug Kwan <dougkwan@google.com>
3134 * arm.cc (Arm_relobj::processor_specific_flags): New method
3136 (Arm_relobj::do_read_symbols): New method declaration.
3137 (Arm_relobj::processor_specific_flags_): New data member declaration.
3138 (Arm_dynobj): New class definition.
3139 (Target_arm::do_finalize_sections): Add input_objects parameter.
3140 (Target_arm::do_adjust_elf_header): New method declaration.
3141 (Target_arm::are_eabi_versions_compatible,
3142 (Target_arm::merge_processor_specific_flags): New method declaration.
3143 (Target_arm::do_make_elf_object): New overloaded method definitions
3145 (Arm_relobj::do_read_symbols): New method definition.
3146 (Arm_dynobj::do_read_symbols): Ditto.
3147 (Target_arm::do_finalize_sections): Add input_objects parameters.
3148 Merge processor-specific flags from all input objects.
3149 (Target_arm::are_eabi_versions_compatible,
3150 Target_arm::merge_processor_specific_flags,
3151 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3152 New method definitions.
3153 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3154 Input_objects pointer type parameter.
3155 * layout.cc (Layout::finalize): Pass input objects to target's.
3156 finalize_sections function.
3157 * output.cc (Output_file_header::do_sized_write): Set ELF file
3158 header's processor-specific flags.
3159 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3160 Input_objects pointer type parameter.
3161 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3162 * target.h (Input_objects): New forward class declaration.
3163 (Target::processor_specific_flags,
3164 Target::are_processor_specific_flags_sect): New method definitions.
3165 (Target::finalize_sections): Add input_objects parameter.
3166 (Target::Target): Initialize processor_specific_flags_ and
3167 are_processor_specific_flags_set_.
3168 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3170 (Target::set_processor_specific_flags): New method definition.
3171 (Target::processor_specific_flags_,
3172 Target::are_processor_specific_flags_set_): New data member
3174 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3175 Input_objects pointer type parameter.
3177 2009-10-30 Doug Kwan <dougkwan@google.com>
3179 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3181 2009-10-28 Ian Lance Taylor <iant@google.com>
3183 * object.h (class Relobj): Drop options parameter from
3184 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3185 do_scan_relocs, do_relocate. Change all callers.
3186 (class Sized_relobj): Drop options parameters from
3187 do_gc_process_relocs, do_scan_relocs, do_relocate,
3188 do_relocate_sections, relocate_sections, emit_relocs_scan,
3189 emit_relocs_scan_reltype. Change all callers.
3190 (struct Relocate_info): Remove options field and all references to
3192 * reloc.h (class Read_relocs): Remove options constructor
3193 parameter and options_ field. Change all callers.
3194 (class Gc_process_relocs, class Scan_relocs): Likewise.
3195 (class Relocate_task): Likewise.
3196 * target-reloc.h (scan_relocs): Remove options parameter. Change
3198 (scan_relocatable_relocs): Likewise.
3199 * target.h (class Sized_target): Remove options parameter from
3200 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3202 * gc.h (gc_process_relocs): Remove options parameter. Change all
3204 * arm.cc: Update functions to remove options parameters.
3205 * i386.cc: Likewise.
3206 * powerpc.cc: Likewise.
3207 * sparc.cc: Likewise.
3208 * x86_64.cc: Likewise.
3209 * testsuite/testfile.cc: Likewise.
3211 2009-10-28 Doug Kwan <dougkwan@google.com>
3213 * arm.cc (Arm_relobj): New class definition.
3214 (Arm_relobj::scan_sections_for_stubs,
3215 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3216 New method definitions.
3218 2009-10-28 Cary Coutant <ccoutant@google.com>
3220 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3221 (Plugin::cleanup_done_): New member.
3222 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3223 (Plugin_manager::cleanup_done_): Remove.
3224 (Plugin_manager::add_input_file): Edit error message.
3225 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3226 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3228 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3230 * fileread.cc: (File_read::View::~View): Use the new
3231 data_ownership_ filed.
3232 (File_read::~File_read): Dispose the new whole_file_view_.
3233 (File_read::open): Mmap the whole file if needed.
3234 (File_read::open): Use whole_file_view_ instead of contents_.
3235 (File_read::find_view): Use whole_file_view_ if applicable.
3236 (File_read::do_read): Use whole_file_view_ instead of contents_.
3237 (File_read::make_view): Use whole_file_view_ instead of contents_,
3238 update File_read::View::View call.
3239 (File_read::find_or_make_view): Update File_read::View::View
3241 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3243 (File_read::View::Data_ownership): New enum.
3244 (File_read::View::View): Replace bool mapped_ with Data_ownership
3246 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3247 (File_read::View::data_ownership_): New field.
3248 (File_read::contents_): Remove (replaced by whole_file_view_).
3249 (File_read::whole_file_view_): New field.
3250 * options.h (class General_options): Add --keep-files-mapped.
3252 2009-10-27 Cary Coutant <ccoutant@google.com>
3254 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3255 * testsuite/Makefile.am (plugin_test_5): New test case.
3256 * testsuite/Makefile.in: Regenerate.
3258 2009-10-25 Doug Kwan <dougkwan@google.com>
3260 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3261 from private to protected to allow access by child class.
3262 (Sized_relobj::do_relocate_sections): New method declaration.
3263 (Sized_relobj::relocate_sections): Virtualize.
3264 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3265 Sized_relobj::relocate_sections. Instantiate template explicitly
3266 for different target sizes and endianity.
3268 2009-10-24 Doug Kwan <dougkwan@google.com>
3270 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3271 (Arm_input_section::as_arm_input_section): New method.
3272 (Arm_output_section): New class definition.
3273 (Arm_output_section::create_stub_group,
3274 Arm_output_section::group_sections): New method definitions.
3276 2009-10-22 Doug Kwan <dougkwan@google.com>
3278 * arm.cc (Arm_input_section): New class definition.
3279 (Arm_input_section::init, Arm_input_section:do_write,
3280 Arm_input_section::set_final_data_size,
3281 Arm_input_section::do_reset_address_and_file_offset): New method
3284 2009-10-21 Doug Kwan <dougkwan@google.com>
3286 * arm.cc (Stub_table, Arm_input_section): New forward class
3288 (Stub_table): New class defintion.
3289 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3290 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3291 New method definition.
3293 2009-10-21 Doug Kwan <dougkwan@google.com>
3295 * arm.cc: Update copyright comments.
3296 (Target_arm): New forward class template declaration.
3297 (Arm_address): New type.
3298 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3299 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3300 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3302 (Insn_template): Same.
3303 (DEF_STUBS): New macro.
3304 (Stub_type): New enum type.
3305 (Stub_template): New class definition.
3308 (Stub_factory): Same.
3309 (Target_arm::Target_arm): Initialize may_use_blx_ and
3310 should_force_pic_veneer_.
3311 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3312 Target_arm::should_force_pic_veneer,
3313 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3314 Target_arm::using_thumb_only, Target_arm:;default_target): New
3316 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3317 New data member declarations.
3318 (Insn_template::size, Insn_template::alignment): New method defintions.
3319 (Stub_template::Stub_template): New method definition.
3320 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3321 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3322 (Stub_factory::Stub_factory): New method definition.
3323 * gold.h (string_hash): New template.
3324 * output.h (Input_section_specifier::hash_value): Use
3326 (Input_section_specifier::string_hash): Remove.
3327 * stringpool.cc (Stringpool_template::string_hash): Use
3330 2009-10-20 Doug Kwan <dougkwan@google.com>
3332 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3333 symbols of relaxed input sections.
3334 * output.h (Output_section::find_relaxed_input_section): Make
3337 2009-10-16 Doug Kwan <dougkwan@google.com>
3339 * dynobj.cc (Versions::Versions): Initialize version_script_.
3340 Only insert base version symbol definition for a shared object
3341 if version script defines any version versions.
3342 (Versions::define_base_version): New method definition.
3343 (Versions::add_def): Check that base version is not needed.
3344 (Versions::add_need): Define base version lazily.
3345 * dynobj.h (Versions::define_base_version): New method declaration.
3346 (Versions::needs_base_version_): New data member declaration.
3347 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3348 (check_DATA): Add no_version_test.stdout.
3349 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3351 * testsuite/Makefile.in: Regenerate.
3352 * testsuite/no_version_test.c: New file.
3353 * testsuite/no_version_test.sh: Ditto.
3355 2009-10-16 Doug Kwan <dougkwan@google.com>
3357 * expression.cc (class Segment_start_expression): New class definition.
3358 (Segment_start_expression::value): New method definition.
3359 (script_exp_function_segment_start): Return a new
3360 Segment_start_expression.
3361 * gold/script-c.h (script_saw_segment_start_expression): New function
3363 * script-sections.cc (Script_sections::Script_sections): Initialize
3364 SAW_SEGMENT_START_EXPRESSION_ to false.
3365 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3366 and -Tbbs options to specify section addresses if given in
3367 command line and no SEGMENT_START expression is seen in a script.
3368 * script-sections.h (Script_sections::saw_segment_start_expression,
3369 Script_sections::set_saw_segment_start_expression): New method
3371 (Script_sections::saw_segment_start_expression_): New data member
3373 * script.cc (script_saw_segment_start_expression): New function.
3374 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3375 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3376 script_test_7.sh and script_test_8.sh.
3377 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3378 script_test_8.stdout.
3379 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3380 (script_test_6, script_test_6.stdout, script_test_7,
3381 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3382 * Makefile.in: Regenerate.
3383 * testsuite/script_test_6.sh: New file.
3384 * testsuite/script_test_6.t: Same.
3385 * testsuite/script_test_7.sh: Same.
3386 * testsuite/script_test_7.t: Same.
3387 * testsuite/script_test_8.sh: Same.
3389 2009-10-16 Doug Kwan <dougkwan@google.com>
3391 * output.cc (Output_segment::set_section_list_address): Cast
3392 expressions to unsigned long long type to avoid format warnings.
3394 2009-10-15 Ian Lance Taylor <iant@google.com>
3396 * script.cc (Script_options::add_symbol_assignment): Always add a
3397 dot assignment to script_sections_.
3398 * script-sections.cc (Script_sections::add_dot_assignment):
3399 Initialize if necessary.
3401 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3402 program headers with no load segment if there is a linker script.
3404 * layout.cc (Layout::set_segment_offsets): Align the file offset
3405 to the segment aligment for -N or -n with no load segment.
3406 * output.cc (Output_segment::add_output_section): Don't crash if
3407 the first section is a TLS section.
3408 (Output_segment::set_section_list_addresses): Print an error
3409 message if the address moves backward in a linker script.
3410 * script-sections.cc
3411 (Output_section_element_input::set_section_addresses): Don't
3412 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3413 (Orphan_output_section::set_section_addresses): Likewise.
3415 2009-10-15 Doug Kwan <dougkwan@google.com>
3417 * layout.cc (Layout::finish_dynamic_section): Generate tags
3418 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3419 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3420 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3422 2009-10-14 Ian Lance Taylor <iant@google.com>
3424 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3426 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3427 data_shdr fields of relinfo.
3428 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3429 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3430 R_386_TLS_LDO_32, adjust based on section flags.
3431 (Target_i386::Relocate::fix_up_ldo): Remove.
3433 2009-10-13 Ian Lance Taylor <iant@google.com>
3435 Add support for -pie.
3436 * options.h (class General_options): Add -pie and
3438 (General_options::output_is_position_independent): Test -pie.
3439 (General_options::output_is_executable): Return true if not shared
3440 and not relocatable.
3441 (General_options::output_is_pie): Remove.
3442 * options.cc (General_options::finalize): Reject incompatible uses
3444 * gold.cc (queue_middle_tasks): A -pie link is not static.
3445 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3446 * symtab.cc (Symbol::final_value_is_known): Return false if
3447 output_is_position_independent.
3448 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3449 output_is_position_independent.
3450 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3451 output_is_position_independent.
3452 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3453 output_is_position_independent.
3454 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3456 (basic_pie_test.o, basic_pie_test): New targets.
3457 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3458 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3459 (two_file_pie_test): New target.
3460 * testsuite/Makefile.in: Rebuild.
3461 * README: Remove note saying that -pie is not supported.
3463 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3465 * options.h (class General_options): Add -init and -fini.
3466 * layout.cc (Layout::finish_dynamic_section): Emit
3467 given init and fini functions.
3469 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3471 * gc.h (gc_process_relocs): Check if icf is enabled using new
3473 * gold.cc (queue_initial_tasks): Likewise.
3474 (queue_middle_tasks): Likewise.
3475 * object.cc (do_layout): Likewise.
3476 * symtab.cc (is_section_folded): Likewise.
3477 * main.cc (main): Likewise.
3478 * reloc.cc (Read_relocs::run): Likewise.
3479 (Sized_relobj::do_scan_relocs): Likewise.
3480 * icf.cc (is_function_ctor_or_dtor): New function.
3481 (Icf::find_identical_sections): Check if function is ctor or dtor when
3483 * options.h (General_options::icf): Change option to be an enum.
3484 (Icf_status): New enum.
3485 (icf_enabled): New method.
3486 (icf_safe_folding): New method.
3487 (set_icf_status): New method.
3488 (icf_status_): New variable.
3489 * (options.cc) (General_options::finalize): Set icf_status_.
3490 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3491 icf_test and icf_keep_unique_test to use the --icf enum flag.
3492 * testsuite/icf_safe_test.sh: New file.
3493 * testsuite/icf_safe_test.cc: New file.
3495 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3497 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3498 includes to gc.h and icf.h.
3499 * arm.cc: Include gc.h.
3500 * gold.cc: Likewise.
3501 * i386.cc: Likewise.
3502 * powerpc.cc: Likewise.
3503 * sparc.cc: Likewise.
3504 * x86_64.cc: Likewise.
3505 * gc.h: Include icf.h.
3507 2009-10-11 Ian Lance Taylor <iant@google.com>
3509 * plugin.cc: Include "gold.h" before other header files.
3511 2009-10-10 Chris Demetriou <cgd@google.com>
3513 * options.h (Input_file_argument::Input_file_type): New enum.
3514 (Input_file_argument::is_lib_): Replace with...
3515 (Input_file_argument::type_): New member.
3516 (Input_file_argument::Input_file_argument): Take Input_file_type
3517 'type' rather than boolean 'is_lib' as second argument.
3518 (Input_file_argument::is_lib): Use type_.
3519 (Input_file_argument::is_searched_file): New function.
3520 (Input_file_argument::may_need_search): Handle is_searched_file.
3521 * options.cc (General_options::parse_library): Support -l:filename.
3522 (General_options::parse_just_symbols): Update for Input_file_argument
3524 (Command_line::process): Likewise.
3525 * archive.cc (Archive::get_file_and_offset): Likewise.
3526 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3527 * script.cc (read_script_file, script_add_file): Likewise.
3528 * fileread.cc (Input_file::Input_file): Likewise.
3529 (Input_file::will_search_for): Handle is_searched_file.
3530 (Input_file::open): Likewise.
3531 * readsyms.cc (Read_symbols::get_name): Likewise.
3532 * testsuite/Makefile.am (searched_file_test): New test.
3533 * testsuite/Makefile.in: Regenerate.
3534 * testsuite/searched_file_test.cc: New file.
3535 * testsuite/searched_file_test_lib.cc: New file.
3537 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3538 Ian Lance Taylor <iant@google.com>
3540 * descriptor.cc: Include <cstdio> and "binary-io.h".
3541 (Descriptors::open): Open the files in binary mode always.
3542 * script.cc (Lex::get_token): Treat \r as whitespace.
3544 2009-10-09 Ian Lance Taylor <iant@google.com>
3546 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3548 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3549 Ian Lance Taylor <iant@google.com>
3551 * configure.ac: Check for readv function also.
3552 * fileread.cc (readv): Define if not HAVE_READV.
3553 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3555 * config.in: Regenerate.
3556 * configure: Regenerate.
3558 2009-10-09 Doug Kwan <dougkwan@google.com>
3560 * layout.cc (Layout::make_output_section): Call target hook to make
3561 ordinary output section.
3562 (Layout::finalize): Adjust parameter list of call the
3563 Target::may_relax().
3564 * layout.h (class Layout::section_list): New method.
3565 * merge.h (Output_merge_base::entsize): Change visibility to public.
3566 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3568 (Output_merge_string::do_is_string): New method.
3569 * object.cc (Sized_relobj::do_setup): renamed from
3570 Sized_relobj::set_up.
3571 * object.h (Sized_relobj::adjust_shndx,
3572 Sized_relobj::initializ_input_to_output_maps,
3573 Sized_relobj::free_input_to_output_maps): Change visibilities to
3575 (Sized_relobj::setup): Virtualize.
3576 (Sized_relobj::do_setup): New method declaration.
3577 (Sized_relobj::invalidate_section_offset,
3578 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3579 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3580 * options.cc (parse_int): New function.
3581 * options.h (parse_int): New declaration.
3582 (DEFINE_int): New macro.
3583 (stub_group_size): New option.
3584 * output.cc (Output_section::Output_section): Initialize memebers
3585 merge_section_map_, merge_section_by_properties_map_,
3586 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3587 (Output_section::add_input_section): Handled deferred code-fill
3588 generation and remove an old comment.
3589 (Output_section::add_relaxed_input_section): New method definition.
3590 (Output_section::add_merge_input_section): Use merge section by
3591 properties map to speed to search. Update merge section maps
3593 (Output_section::build_relaxation_map): New method definition.
3594 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3596 (Output_section::relax_input_section): Renamed to
3597 Output_section::convert_input_sections_to_relaxed_sections and change
3598 interface to take a vector of pointers to relaxed sections.
3599 (Output_section::find_merge_section,
3600 Output_section::find_relaxed_input_section): New method definitions.
3601 (Output_section::is_input_address_mapped,
3602 Output_section::output_offset, Output_section::output_address):
3603 Use output section data maps to speed up searching.
3604 (Output_section::find_starting_output_address): Add comments.
3605 (Output_section::do_write,
3606 Output_section::write_to_postprocessing_buffer): Do code-fill
3607 generation as appropriate.
3608 (Output_section::get_input_sections): Invalidate relaxed input section
3610 (Output_section::restore_states): Adjust type of checkpoint .
3611 Invalidate relaxed input section map.
3612 * output.h (Output_merge_base): New class declaration.
3613 (Input_section_specifier): New class defintion.
3614 (class Output_relaxed_input_section) Change base class to
3615 Output_section_data_build.
3616 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3617 base class initializer.
3618 (Output_section::add_relaxed_input_section): New method declaration.
3619 (Output_section::Input_section): Change visibility to protected.
3620 (Output_section::Input_section::relobj,
3621 Output_section::Input_section::shndx): Handle relaxed input sections.
3622 Output_section::input_sections) Change visibility to protected. Also
3623 define overload to return a non-const pointer.
3624 (Output_section::Merge_section_properties): New class defintion.
3625 (Output_section::Merge_section_by_properties_map,
3626 Output_section::Output_section_data_by_input_section_map,
3627 Output_section::Relaxation_map): New types.
3628 (Output_section::relax_input_section): Rename method to
3629 Output_section::convert_input_sections_to_relaxed_sections and change
3630 interface to take a vector of relaxed section pointers.
3631 (Output_section::find_merge_section,
3632 Output_section::find_relaxed_input_section,
3633 Output_section::build_relaxation_map,
3634 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3635 New method declarations.
3636 (Output_section::merge_section_map_
3637 Output_section::merge_section_by_properties_map_,
3638 Output_section::relaxed_input_section_map_,
3639 Output_section::is_relaxed_input_section_map_valid_,
3640 Output_section::generate_code_fills_at_write_): New data members.
3641 * script-sections.cc
3642 (Output_section_element_input::set_section_addresses): Call
3643 current_data_size and addralign methods of relaxed input sections.
3644 (Orphan_output_section::set_section_addresses): Call current_data_size
3645 and addralign methods of relaxed input sections.
3646 * symtab.cc (Symbol_table::compute_final_value): Extract template
3647 from the body of Symbol_table::sized_finalize_symbol.
3648 (Symbol_table::sized_finalized_symbol): Call
3649 Symbol_table::compute_final_value.
3650 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3651 (Symbol_table::compute_final_value): New templated method declaration.
3652 * target.cc (Target::do_make_output_section): New method defintion.
3653 * target.h (Target::make_output_section): New method declaration.
3654 (Target::relax): Add more parameters for input objects, symbol table
3655 and layout. Adjust call to do_relax.
3656 (Target::do_make_output_section): New method declaration.
3657 (Target::do_relax): Add parameters for input objects, symbol table
3660 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3662 * pread.c: Include stdio.h.
3664 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3666 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3669 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3671 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3672 Change read_shndx type to unsigned int.
3673 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3675 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3676 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3677 Change read_shndx type to unsigned int.
3678 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3680 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3681 * layout.cc (Layout::create_symtab_sections): Cast the result of
3682 local_symcount * symsize to off_t in the gold_assert.
3684 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3686 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3687 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3689 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3690 (Arm_relocate_functions::thm_abs5): New function.
3691 (Arm_relocate_functions::abs12): New function.
3692 (Arm_relocate_functions::abs16): New function.
3693 (Arm_relocate_functions::base_abs): New function.
3694 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3695 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3696 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3698 (Scan::global): Likewise.
3699 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3700 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3701 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3702 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3705 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3707 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3708 (Arm_relocate_functions::movt_prel): New function.
3709 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3710 (Arm_relocate_functions::thm_movt_prel): New function.
3711 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3712 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3713 (Scan::global, Relocate::relocate): Likewise.
3714 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3716 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3718 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3719 Incremental_checker.
3720 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3722 (class Incremental_inputs_header): New class.
3723 (Incremental_inputs_header_writer): Edit comment.
3724 (Incremental_inputs_entry): New class.
3725 (Incremental_inputs_entry_writer): Edit comment.
3726 (Sized_incremental_binary::do_find_incremental_inputs_section):
3727 Add *strtab_shndx parameter, fill it.
3728 (Sized_incremental_binary::do_check_inputs): New method.
3729 (Incremental_checker::can_incrementally_link_output_file): Use
3730 Sized_incremental_binary::check_inputs.
3731 (Incremental_inputs::report_command_line): Save command line in
3734 (Incremental_binary::find_incremental_inputs_section): New
3736 (Incremental_binary::do_find_incremental_inputs_section): Add
3737 strtab_shndx parameter.
3738 (Incremental_binary::do_check_inputs): New pure virtual method.
3739 (Sized_incremental_binary::do_check_inputs): Declare.
3740 (Incremental_checker::Incremental_checker): Add incremental_inputs
3741 parameter, use it to initialize incremental_inputs_.
3742 (Incremental_checker::incremental_inputs_): New field.
3743 (Incremental_checker::command_line): New method.
3744 (Incremental_checker::inputs): New method.
3745 (Incremental_checker::command_line_): New field.
3747 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3749 * incremental.cc: Include <cstdarg> and "target-select.h".
3750 (vexplain_no_incremental): New function.
3751 (explain_no_incremental): New function.
3752 (Incremental_binary::error): New method.
3753 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3755 (make_sized_incremental_binary): New function.
3756 (open_incremental_binary): New function.
3757 (can_incrementally_link_file): Add checks if output is ELF and has
3759 * incremental.h: Include "elfcpp_file.h" and "output.h".
3760 (Incremental_binary): New class.
3761 (Sized_incremental_binary): New class.
3762 (open_incremental_binary): Declare.
3763 * object.cc (is_elf_object): Use
3764 elfcpp::Elf_recognizer::is_elf_file.
3765 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3766 * output.h (Output_file::filesize): New method.
3768 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3770 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3772 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3773 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3775 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3777 (Arm_relocate_functions::movw_abs_nc): New function.
3778 (Arm_relocate_functions::movt_abs): New function.
3779 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3780 (Arm_relocate_functions::thm_movt_abs): New function.
3781 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3782 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3783 (Scan::global): Likewise.
3784 (Relocate::relocate): Likewise.
3785 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3787 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3789 * arm.cc (Arm_relocate_functions::got_prel) New function.
3790 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3791 (Relocate::relocate): Likewise.
3792 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3794 2009-10-06 Ian Lance Taylor <iant@google.com>
3796 * options.h (class General_options): Define
3797 split_stack_adjust_size parameter.
3798 * object.h (class Object): Add uses_split_stack_ and
3799 has_no_split_stack_ fields. Add uses_split_stack and
3800 has_no_split_stack accessor functions. Declare
3801 handle_split_stack_section.
3802 (class Reloc_symbol_changes): Define.
3803 (class Sized_relobj): Define Function_offsets. Declare
3804 split_stack_adjust, split_stack_adjust_reltype, and
3806 * object.cc (Object::handle_split_stack_section): New function.
3807 (Sized_relobj::do_layout): Call handle_split_stack_section.
3808 * dynobj.cc (Sized_dynobj::do_layout): Call
3809 handle_split_stack_section.
3810 * reloc.cc (Sized_relobj::relocate_sections): Call
3811 split_stack_adjust for executable sections in split_stack
3812 objects. Pass reloc_map to relocate_section.
3813 (Sized_relobj::split_stack_adjust): New function.
3814 (Sized_relobj::split_stack_adjust_reltype): New function.
3815 (Sized_relobj::find_functions): New function.
3816 * target-reloc.h: Include "object.h".
3817 (relocate_section): Add reloc_symbol_changes parameter. Change
3819 * target.h (class Target): Add calls_non_split method. Declare
3820 do_calls_non_split virtual method. Declare match_view and
3822 * target.cc: Include "elfcpp.h".
3823 (Target::do_calls_non_split): New function.
3824 (Target::match_view): New function.
3825 (Target::set_view_to_nop): New function.
3826 * gold.cc (queue_middle_tasks): Give an error if mixing
3827 split-stack and non-split-stack objects with -r.
3828 * i386.cc (Target_i386::relocate_section): Add
3829 reloc_symbol_changes parameter.
3830 (Target_i386::do_calls_non_split): New function.
3831 * x86_64.cc (Target_x86_64::relocate_section): Add
3832 reloc_symbol_changes parameter.
3833 (Target_x86_64::do_calls_non_split): New function.
3834 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3836 * powerpc.cc (Target_powerpc::relocate_section): Add
3837 reloc_symbol_changes parameter.
3838 * sparc.cc (Target_sparc::relocate_section): Add
3839 reloc_symbol_changes parameter.
3840 * configure.ac: Call AM_CONDITIONAL for the default target.
3841 * configure: Rebuild.
3842 * testsuite/Makefile.am (TEST_AS): New variable.
3843 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3844 (check_DATA): Add split_i386 and split_x86_64 files.
3845 (SPLIT_DEFSYMS): Define.
3846 (split_i386_[1234n].o): New targets.
3847 (split_i386_[124]): New targets.
3848 (split_i386_[1234r].stdout): New targets.
3849 (split_x86_64_[1234n].o): New targets.
3850 (split_x86_64_[124]): New targets.
3851 (split_x86_64_[1234r].stdout): New targets.
3852 (MOSTLYCLEANFILES): Add new executables.
3853 * testsuite/split_i386.sh: New file.
3854 * testsuite/split_x86_64.sh: New file.
3855 * testsuite/split_i386_1.s: New file.
3856 * testsuite/split_i386_2.s: New file.
3857 * testsuite/split_i386_3.s: New file.
3858 * testsuite/split_i386_4.s: New file.
3859 * testsuite/split_i386_n.s: New file.
3860 * testsuite/split_x86_64_1.s: New file.
3861 * testsuite/split_x86_64_2.s: New file.
3862 * testsuite/split_x86_64_3.s: New file.
3863 * testsuite/split_x86_64_4.s: New file.
3864 * testsuite/split_x86_64_n.s: New file.
3865 * testsuite/testfile.cc (Target_test): Update relocation_section
3867 * testsuite/Makefile.in: Rebuild.
3869 2009-10-06 Ian Lance Taylor <iant@google.com>
3871 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3872 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3873 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3874 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3875 the address on ldo_addrs_.
3876 (Target_i386::Relocate::fix_up_ldo): New function.
3878 2009-10-06 Rafael Espindola <espindola@google.com>
3880 * plugin.cc (add_input_library): New.
3881 (Plugin::load): Add add_input_library to tv.
3882 (Plugin_manager::add_input_file): Add the is_lib argument.
3883 (add_input_file): Update call to Plugin_manager::add_input_file.
3884 (add_input_library): New.
3885 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3887 2009-09-30 Doug Kwan <dougkwan@google.com>
3889 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3890 symbol and call Symbol::may_need_copy_reloc to determine if
3891 a copy reloc is needed.
3892 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3893 nocopyreloc is given in command line.
3894 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3895 given in command line.
3896 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3897 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3898 of the removed Target_i386::may_need_copy_reloc.
3899 * options.h (copyreloc): New option with default value false.
3900 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3901 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3902 instead of the removed Target_powerpc::may_need_copy_reloc.
3903 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3904 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3905 instead of the removed Target_sparc::may_need_copy_reloc.
3906 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3907 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3908 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3909 instead of the removed Target_x86_64::may_need_copy_reloc.
3911 2009-09-30 Ian Lance Taylor <iant@google.com>
3913 * object.h (class Object): Remove target_ field, and target,
3914 sized_target, and set_target methods.
3915 (Object::sized_target): Remove.
3916 (class Sized_relobj): Update declarations. Remove sized_target.
3917 * object.cc (Sized_relobj::setup): Remove target parameter.
3919 (Input_objects::add_object): Don't do anything with the target.
3920 (make_elf_sized_object): Add punconfigured parameter. Change all
3921 callers. Set or test parameter target.
3922 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3924 * parameters.cc (Parameters::set_target): Change parameter type to
3926 (Parameters::default_target): Remove.
3927 (set_parameters_target): Change parameter type to be non-const.
3928 (parameters_force_valid_target): New function.
3929 (parameters_clear_target): New function.
3930 * parameters.h (class Parameters): Update declarations. Remove
3931 default_target method. Add sized_target and clear_target
3932 methods. Change target_ to be non-const.
3933 (set_parameters_target): Update declaration.
3934 (parameters_force_valid_target): Declare.
3935 (parameters_clear_target): Declare.
3936 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3937 as NULL if we aren't searching.
3938 (Add_symbols::run): Don't check for compatible target.
3939 * fileread.cc (Input_file::open_binary): Call
3940 parameters_force_valid_target.
3941 * gold.cc (queue_middle_tasks): Likewise.
3942 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3943 set_target on object.
3944 * dynobj.h (class Sized_dynobj): Update declarations.
3945 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3946 make_elf_object returns NULL.
3947 (Archive::include_member): Don't check whether object target is
3949 * output.cc (Output_section::add_input_section): Get target from
3951 (Output_section::relax_input_section): Likewise.
3952 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3954 (Sized_relobj::do_scan_relocs): Likewise.
3955 (Sized_relobj::relocate_sections): Likewise.
3956 * resolve.cc (Symbol_table::resolve): Likewise.
3957 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3958 parameter. Change all callers.
3959 (Symbol_table::add_from_object): Get target from parameters.
3960 (Symbol_table::add_from_relobj): Don't check object target.
3961 (Symbol_table::add_from_dynobj): Likewise.
3962 (Symbol_table::define_special_symbol): Get target from
3964 * symtab.h (class Symbol_table): Update declaration.
3965 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3966 parameter. Change all callers. Clear parameter target.
3967 (Binary_test): Test target here.
3968 * testsuite/object_unittest.cc (gold_testsuite): Remove
3969 target_test_pointer parameter. Change all callers.
3970 (Object_test): Test target here.
3972 2009-09-26 Ian Lance Taylor <iant@google.com>
3974 * testsuite/initpri1.c: Don't try to use constructor priorities if
3975 compiling with gcc before 4.3.
3977 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3979 * testsuite/retain_symbols_file_test.sh (check_present): Change
3980 output file name to retain_symbols_file_test.stdout.
3981 (check_absent): Likewise.
3983 2009-09-18 Craig Silverstein <csilvers@google.com>
3985 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3986 * options.cc: Include <cerrno> and <fstream>.
3987 (General_options::finalize): Parse -retain-symbols-file tag.
3988 * options.h: New flag.
3989 (General_options): New method should_retain_symbol, new
3990 variable symbols_to_retain.
3991 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3992 should_retain_symbol map.
3993 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3994 * testsuite/Makefile.in: Regenerate.
3995 * testsuite/retain_symbols_file_test.sh: New file.
3997 2009-09-18 Nick Clifton <nickc@redhat.com>
3999 * po/es.po: Updated Spanish translation.
4001 2009-09-17 Doug Kwan <dougkwan@google.com>
4003 * debug.h (DEBUG_RELAXATION): New constant.
4004 (DEBUG_ALL): Add DEBUG_RELAXATION.
4005 (debug_string_to_enum): Add relaxation debug option.
4007 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4008 Layout::Relaxation_debug_check::read_sections,
4009 Layout::Relaxation_debug_check::read_sections): New method definitions.
4010 (Layout::Layout): Initialize data members
4011 record_output_section_data_from_scrips_,
4012 script_output_section_data_list_ and relaxation_debug_check_.
4013 (Layout::save_segments, Layout::restore_segments,
4014 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4015 Layout::relaxation_loop_body): New method definitions.
4016 (Layout::finalize): Support relaxation. Move section layout code to
4017 Layout::relaxation_loop_body.
4018 (Layout::set_asection_address_from_script): Move code for orphan
4019 section placement out.
4020 (Layout::place_orphan_sections_in_script): New method definition.
4021 * layout.h (Output_segment_headers, Output_file_header):
4022 New forward class declarations.
4023 (Layout::~Layout): Define.
4024 (Layout::new_output_section_data_from_script): New method definition.
4025 (Layout::place_orphan_sections_in_script): New method declaration.
4026 (Layout::Segment_states): New type declaration.
4027 (Layout::save_segments, Layout::restore_segments,
4028 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4029 Layout::relaxation_loop_body): New method declarations.
4030 (Layout::Output_section_data_list): New type declaration.
4031 (Layout::Relaxation_debug_check): New class definition.
4032 (Layout::record_output_section_data_from_script_,
4033 Layout::script_output_section_data_list_, Layout::segment_states_,
4034 Layout::relaxation_debug_check_): New data members.
4035 * output.cc: (Output_section_headers::do_size): New method definition.
4036 (Output_section_headers::Output_section_headers): Move size
4037 computation to Output_section_headers::do_size.
4038 (Output_segment_headers::do_size): New method definition.
4039 (Output_file_header::Output_file_header): Move size computation to
4040 Output_file_header::do_size and call it.
4041 (Output_file_header::do_size): New method definition.
4042 (Output_data_group::Output_data_group): Adjust call to
4043 Output_section_data.
4044 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4045 (Output_symtab_xindex::do_write): Add array bound check.
4046 (Output_section::Input_section::print_to_mapfile): Handle
4047 RELAXED_INPUT_SECTION_CODE.
4048 (Output_section::Output_section): Initialize data member checkpoint_.
4049 (Output_section::~Output_section): Delete checkpoint object pointed
4051 (Output_section::add_input_section): Always add an Input_section if
4053 (Output_section::add_merge_input_section): Add assert.
4054 (Output_section::relax_input_section): New method definition.
4055 (Output_section::set_final_data_size): Set load address to zero for
4056 an unallocated section.
4057 (Output_section::do_address_and_file_offset_have_reset_values):
4058 New method definition.
4059 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4060 Handle relaxed input section.
4061 (Output_section::sort_attached_input_sections): Checkpoint input
4062 section list lazily.
4063 (Output_section::get_input_sections): Change type of input_sections to
4064 list of Simple_input_section pointers. Checkpoint input section list
4065 lazily. Also handle relaxed input sections.
4066 (Output_section::add_input_section_for_script): Take a reference to
4067 a Simple_input_section object instead of Relobj pointer and section
4068 index as parameter. Handle relaxed input sections.
4069 (Output_section::save_states, Output_section::restore_states): New
4071 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4072 (Output_data::is_data_size_fixed): New method definition.
4073 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4075 (Output_data::address_and_file_offset_have_reset_values): New method
4077 (Output_data::do_address_and_file_offset_have_reset_values): New method
4079 (Output_data::set_data_size): Check that data size is not fixed.
4080 (Output_data::fix_data_size): New method definition.
4081 (Output_data::is_data_size_fixed_): New data member.
4082 (Output_section_headers::set_final_data_size): New method definition.
4083 (Output_section_headers::do_size): New method declaration.
4084 (Output_segment_headers::set_final_data_size): New method definition.
4085 (Output_segment_headers::do_size): New method declaration.
4086 (Output_file_header::set_final_data_size)::New method definition.
4087 (Output_file_header::do_size)::New method declaration.
4088 (Output_section_data::Output_section_data): Add new parameter
4089 is_data_size_fixed and use it to fix data size.
4090 (Output_data_const::Output_data_const): Adjust call to base class
4091 constructor and fix data size.
4092 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4093 base class constructor and fix data size.
4094 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4095 base class constructor and fix data size.
4096 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4097 class constructor and fix data size.
4098 (Output_data_group::set_final_data_size): New method definition.
4099 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4100 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4101 class constructor and fix data size.
4102 (Output_relaxed_input_section): New class definition.
4103 (Output_section::Simple_input_section): New class definition.
4104 (Output_section::get_input_sections): Adjust parameter list.
4105 (Output_section::add_input_section_for_script): Same.
4106 (Output_section::save_states, Output_section::restore_states,
4107 Output_section::do_address_and_file_offset_have_reset_values,
4108 (Output_section::Input_section::Input_section): Handle
4109 RELAXED_INPUT_SECTION_CODE. Add new overload for
4110 Output_relaxed_input_section.
4111 (Output_section::Input_section::is_input_section,
4112 Output_section::Input_section::set_output_section): Handle relaxed
4114 (Output_section::Input_section::is_relaxed_input_section,
4115 Output_section::Input_section::output_section_data,
4116 Output_section::Input_section::relaxed_input_section): New method
4118 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4120 (Output_section::Input_section::u1_): Update comments.
4121 (Output_section::Input_section::u2_): Add new union member poris.
4122 (Output_section::Checkpoint_output_section): New classs definition.
4123 (Output_section::relax_input_section): New method declaration.
4124 (Output_section::checkpoint_): New data member.
4125 (Output_segment): Update comments.
4126 (Output_segment::Output_segment): Un-privatize copy constructor.
4127 (Output_segment::operator=): Un-privatize.
4128 * script-sections.cc (Output_section_element::Input_section_list):
4129 Change element type to Output_section::Simple_input_section.
4130 (Output_section_element_dot_assignment::set_section_addresses):
4131 Register output section data for relaxation clean up.
4132 (Output_data_exression::Output_data_expression): Adjust call to base
4133 constructor to fix data size.
4134 (Output_section_element_data::set_section_addresses): Register
4135 Output_data_expression object for relaxation clean up.
4136 (struct Input_section_info): Replace Relobj pointer and section index
4137 pair with Output_section::Simple_input_section and Convert struct to a
4139 (Input_section_sorter::operator()): Adjust access to
4140 Input_section_info data member to use accessors.
4141 (Output_section_element_input::set_section_addresses): Use layout
4142 parameter. Adjust code to use Output_section::Simple_input_section
4143 and Input_secction_info classes. Register filler for relaxation
4145 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4146 and section index pair with Output_section::Simple_input_section
4147 class. Adjust code accordingly.
4148 (Phdrs_element::release_segment): New method definition.
4149 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4151 (Script_sections::release_segments): New method definition.
4152 * gold/script-sections.h (Script_sections::release_segments): New
4154 * gold/target.h (Target::may_relax, Target::relax,
4155 Target::do_may_relax, Target::do_relax): New method definitions.
4157 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4159 * arm.cc (has_signed_unsigned_overflow): New function.
4160 (Arm_relocate_functions::abs8): New function.
4161 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4162 (Target_arm::Scan::global): Likewise.
4163 (Target_arm::relocate::relocate): Likewise.
4164 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4167 2009-09-16 Cary Coutant <ccoutant@google.com>
4169 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4170 * testsuite/Makefile.in: Regenerate.
4172 2009-09-11 Nick Clifton <nickc@redhat.com>
4174 * po/gold.pot: Updated by the Translation project.
4176 2009-09-08 Cary Coutant <ccoutant@google.com>
4178 * output.cc (Output_file::open): Add execute permission to empty file.
4179 * testsuite/Makefile.am (permission_test): New test.
4180 * testsuite/Makefile.in: Regenerate.
4182 2009-09-02 Ian Lance Taylor <iant@google.com>
4184 * output.cc (Output_file::resize): Call map_no_anonymous rather
4187 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4189 * gold.cc: Include "incremental.h".
4190 (queue_initial_tasks): Call Incremental_checker methods.
4191 * incremental.cc: Include "output.h".
4192 (Incremental_checker::can_incrementally_link_output_file): New
4194 * incremental.h (Incremental_checker): New class.
4196 * output.cc (Output_file::open_for_modification): New method.
4197 (Output_file::map_anonymous): Changed return type to bool. Record
4199 (Output_file::map_no_anonymous): New method, broken out of map.
4200 (Output_file::map): Use map_no_anonymous and map_anonymous.
4201 * output.h (class Output_file): Update declarations.
4203 2009-08-24 Cary Coutant <ccoutant@google.com>
4205 * options.h (Command_line::Pre_options): New class.
4206 (Command_line::pre_options): New member.
4207 * options.cc (gold::options::ready_to_register): New variable.
4208 (One_option::register_option): Do nothing if not registering options.
4209 Assert if same short option registered twice.
4210 (General_options::General_options): Turn off option registration when
4212 (Command_line::Pre_options::Pre_options): New constructor.
4214 2009-08-24 Cary Coutant <ccoutant@google.com>
4216 * options.h (General_options::no_keep_memory): Remove incorrect
4219 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4221 * Makefile.am (am__skiplex, am__skipyacc): New.
4222 * Makefile.in: Regenerate.
4224 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4226 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4227 (INCLUDES): ... this.
4228 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4229 (AM_CPPFLAGS): Renamed from ...
4230 (INCLUDE): ... this.
4231 * Makefile.in, testsuite/Makefile.in: Regenerate.
4233 * Makefile.in: Regenerate.
4234 * aclocal.m4: Likewise.
4235 * config.in: Likewise.
4236 * configure: Likewise.
4237 * testsuite/Makefile.in: Likewise.
4239 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4240 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4241 * Makefile.in: Regenerate.
4242 * testsuite/Makefile.in: Regenerate.
4244 2009-08-19 Cary Coutant <ccoutant@google.com>
4246 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4247 symbols in shared libraries overridden by hidden or internal symbols
4248 in the main program.
4250 2009-08-19 Chris Demetriou <cgd@google.com>
4252 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4253 checking source file names in error messages.
4255 2009-08-18 Doug Kwan <dougkwan@google.com>
4257 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4258 an elcpp::Ehdr as parameter. Adjust call to set_target.
4259 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4260 an elfcpp::Ehdr as parameter.
4261 * object.cc (Object::set_target): Remove the version that looks up
4262 a target and sets it.
4263 (Sized_relobj::setup): Take a Target object instead of
4264 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4265 (make_elf_sized_object): Find target and ask target to
4267 * object.h: (Object::set_target): Remove the version that looks up
4268 a target and sets it.
4269 (Sized_relobj::setup): Take a Target object instead of
4270 an elfcpp:Ehdr as parameter.
4271 * target.cc: Include dynobj.h.
4272 (Target::do_make_elf_object_implementation): New.
4273 (Target::do_make_elf_object): New.
4274 * target.h (Target::make_elf_object): New template declaration.
4275 (Target::do_make_elf_object): New method declarations.
4276 (Target::do_make_elf_object_implementation): New template declaration.
4278 2009-08-14 Ian Lance Taylor <iant@google.com>
4280 * gold.h (FUNCTION_NAME): Define.
4281 (gold_unreachable): Use FUNCTION_NAME.
4283 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4285 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4286 symbol in the --keep-unique list is not found.
4288 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4290 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4291 been maked as --keep-unique.
4292 (Icf::unfold_section): New function.
4293 * icf.h (Icf::unfold_section): New function.
4294 * options.h (General_options::keep_unique): New option.
4295 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4296 * testsuite/Makefile.in: Regenerate.
4297 * testsuite/icf_keep_unique_test.sh: New file.
4298 * testsuite/icf_keep_unique_test.cc: New file.
4300 2009-08-12 Cary Coutant <ccoutant@google.com>
4303 * resolve.cc (Symbol_table::resolve): Check for references from
4304 dynamic objects to hidden and internal symbols.
4305 * testsuite/Makefile.am (hidden_test.sh): New test.
4306 * testsuite/Makefile.in: Regenerate.
4307 * testsuite/hidden_test.sh: New script.
4308 * testsuite/hidden_test_1.c: New test source.
4309 * testsuite/hidden_test_main.c: New test source.
4311 2009-08-11 Doug Kwan <dougkwan@google.com>
4313 * arm.cc: Update comments.
4314 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4315 segment to locate the .ARM.exidx section if present.
4317 2009-08-09 Doug Kwan <dougkwan@google.com>
4319 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4322 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4323 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4326 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4328 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4329 valid tls_segment only for non-debug-section relocations.
4330 * testsuite/Makefile.am: Add gc_tls_test.
4331 * testsuite/Makefile.in: Regenerate.
4332 * testsuite/gc_tls_test.cc: New file.
4333 * testsuite/gc_tls_test.sh: New file.
4335 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4339 * Makefile.am (CCFILES): Add icf.cc.
4341 * Makefile.in: Regenerate.
4342 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4343 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4344 section, symbol and addend information for the relocs.
4345 * gold.cc (queue_middle_tasks): Call identical code folding.
4346 * gold.h: Add defines for multimap.
4347 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4348 to the call of finalize_local_symbols.
4349 * main.cc (main): Create object of class Icf.
4350 * object.cc (Sized_relobj::do_layout): Allow this function to be
4351 called twice during icf.
4352 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4353 to sections marked as identical by icf.
4354 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4356 (Sized_relobj::do_section_entsize): New function.
4357 * object.h (Object::section_entsize): New function.
4358 (Object::do_section_entsize): New pure virtual function.
4359 (Relobj::finalize_local_symbols): Add new parameter.
4360 (Relobj::do_section_entsize): New function.
4361 * options.h (General_options::icf): New option.
4362 (General_options::icf_iterations): New option.
4363 (General_options::print_icf_sections): New option.
4364 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4365 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4366 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4368 * symtab.cc (Symbol_table::is_section_folded): New function.
4369 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4370 to sections marked as identical by icf.
4371 * symtab.h (Symbol_table::set_icf): New function.
4372 (Symbol_table::icf): New function.
4373 (Symbol_table::is_section_folded): New function.
4374 (Symbol_table::icf_): New data member.
4375 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4376 * testsuite/Makefile.am: Add commands to build icf_test.
4377 * testsuite/Makefile.in: Regenerate.
4378 * testsuite/icf_test.sh: New file.
4379 * testsuite/icf_test.cc: New file.
4381 2009-07-24 Chris Demetriou <cgd@google.com>
4383 * layout.cc (is_compressible_debug_section): Fix incorrect
4384 comment about compressed section names.
4386 2009-07-20 Ian Lance Taylor <ian@airs.com>
4389 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4391 2009-07-16 Ian Lance Taylor <iant@google.com>
4394 * layout.h: #include <map>.
4395 (class Kept_section): Change from struct to class. Add accessors
4396 and setters. Add section size to Comdat_group mapping. Change
4397 Comdat_group to std::map. Add is_comdat_ field. Add
4398 linkonce_size field in union.
4399 (class Layout): Update declaration of find_or_add_kept_section.
4400 Don't declare find_kept_object.
4401 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4402 parameter. Add object, shndx, is_comdat, and is_group_name
4403 parameters. Change all callers. Adjust for new Kept_section.
4404 (Layout::find_kept_object): Remove.
4405 * object.cc (Sized_relobj::include_section_group): Update use of
4406 Kept_section. Rename secnum to shndx. Only record
4407 Kept_comdat_section if sections are the same size.
4408 (Sized_relobj::include_linkonce_section): Update use of
4409 Kept_section. Only record Kept_comdat_section if sections are the
4410 same size. Set size of linkonce section.
4411 (Sized_relobj::map_to_kept_section): Update call to
4412 get_kept_comdat_section.
4413 * object.h (class Sized_relobj): Rename fields in
4414 Kept_comdat_section to drop trailing underscores; change object
4415 field to Relobj*. Change Kept_comdat_section_table to store
4416 struct rather than pointer.
4417 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4418 Add kept_object and kept_shndx parameters. Change all callers.
4419 (Sized_relobj::get_kept_comdat_section): Change return type to
4420 bool. Add kept_object and kept_shndx parameters. Change all
4422 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4423 Layout::find_or_add_kept_section.
4425 2009-07-09 Ian Lance Taylor <iant@google.com>
4427 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4428 Reserve space in the hash table.
4430 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4432 * fileread.cc (File_read::get_mtime): New method.
4433 * fileread.h (Timespec): New structure.
4434 (File_read::get_mtime): New method.
4435 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4436 Renamed from timestamp_nsec.
4437 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4439 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4441 (Incremental_inputs::report_archive): Save mtime; style fix.
4442 (Incremental_inputs::report_obejct): Save mtime; style fix.
4443 (Incremental_inputs::report_script): Save mtime; style fix.
4444 (Incremental_inputs::finalize_inputs): Style fix.
4445 (Incremental_inputs::finalize): Style fix.
4446 (Incremental_inputs::create_input_section_data): Store inputs
4448 * incremental.h (Incremental_inputs::report_script): Add mtime
4450 (Incremental_inputs::Input_info::Input_info): Intialize only one
4452 (Incremental_inputs::Input_info::archive): Move to nameless
4454 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4455 (Incremental_inputs::Input_info::script): Move to nameless union.
4456 (Incremental_inputs::mtime): New field.
4457 * script.cc (read_input_script): Pass file mtime to
4459 * script.h (Script_info::inputs): Style fix.
4461 2009-07-01 Ian Lance Taylor <ian@airs.com>
4463 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4466 2009-06-24 Ian Lance Taylor <iant@google.com>
4469 * layout.cc (Layout::choose_output_section): If we find an
4470 existing section, update the flags.
4471 (Layout::create_notes): New function, broken out of
4473 (Layout::finalize): Don't create note sections.
4474 (Layout::create_note): Don't crash if linker script discards
4476 (Layout::create_gold_note): Likewise.
4477 (Layout::create_build_id): Likewise. Don't set
4478 after_input_sections on the section.
4479 (Layout::create_executable_stack_info): Remove target parameter.
4481 * layout.h (class Layout): Declare create_notes. Update
4482 declaration of create_executable_stack_info.
4483 * gold.cc (queue_middle_tasks): Call create_notes.
4484 * output.cc (Output_section::update_flags_for_input_section): Move
4485 here from output.h. If SHF_ALLOC flag is newly set, mark address
4487 * output.h (Output_data::mark_address_invalid): New function.
4488 (class Output_section): Only declare, not define,
4489 update_flags_for_input_section. Remove set_flags.
4491 2009-06-24 Ian Lance Taylor <iant@google.com>
4493 * script-sections.cc (Output_section_definition::
4494 set_section_addresses): Rename shadowing local load_address to
4497 2009-06-24 Ian Lance Taylor <iant@google.com>
4500 * reloc.cc (relocate_sections): Skip empty relocation sections.
4502 2009-06-23 Ian Lance Taylor <iant@google.com>
4505 * layout.cc (Layout::create_note): Use choose_output_section
4506 rather than make_output_section.
4508 2009-06-23 Ian Lance Taylor <iant@google.com>
4511 * options.cc (General_options::parse_V): Set printed_version_.
4512 (General_options::General_options): Initialize printed_version_.
4513 * options.h (class General_options): Add printed_version_ field.
4514 * gold.cc (queue_initial_tasks): If there are no input files,
4515 don't give a fatal error if we printed the version information.
4516 (queue_middle_tasks): If using -r with a shared object, give a
4517 fatal error rather than an ordinary error.
4519 2009-06-23 Ian Lance Taylor <iant@google.com>
4522 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4523 (Layout::make_output_section): Set have_stabstr_section_ if we see
4524 a .stab*str section.
4525 (Layout::finalize): Call link_stabs_sections.
4526 (Layout::link_stabs_sections): New file.
4527 * layout.h (class Layout): Add have_stabstr_section_ field.
4528 Declare link_stabs_sections.
4530 2009-06-23 Doug Kwan <dougkwan@google.com>
4532 * Makefile.am (libgold_a_LIBADD): New.
4533 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4534 * Makefile.in: Regenerate.
4535 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4536 * configure: Regenerate.
4537 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4538 * fileread.cc: Include sys/state.h
4539 * gold.h: Declare memmem and strndup if found missing.
4540 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4542 2009-06-23 Ian Lance Taylor <iant@google.com>
4544 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4545 * configure: Rebuild.
4547 2009-06-23 Ian Lance Taylor <iant@google.com>
4550 * object.cc (Object::section_contents): Don't try to get a view if
4551 the section has length zero.
4552 (Object::handle_gnu_warning_section): If the section is empty, use
4553 the name of the section as the warning.
4555 2009-06-23 Ian Lance Taylor <iant@google.com>
4558 * stringpool.h (class Stringpool_template): Add optimize_ field.
4559 (Stringpool_template::set_optimize): New function.
4560 * stringpool.cc (Stringpool_template::Stringpool_template):
4561 Initialize optimize_ field.
4562 (Stringpool_template::set_string_offsets): Test local optimize
4563 fild rather than parameter.
4564 * layout.cc (Layout::Layout): Call set_optimize on the section
4567 2009-06-22 Ian Lance Taylor <iant@google.com>
4570 * yyscript.y: Parse TARGET.
4571 * script.cc (script_set_target): New function.
4572 * script-c.h (script_set_target): Declare.
4573 * options.cc (General_options::string_to_object_format): Rename
4574 from string_to_object_format in anonymous namespace. Change
4576 * options.h (class General_options): Declare
4577 string_to_object_format.
4579 2009-06-22 Ian Lance Taylor <iant@google.com>
4581 * script-sections.cc (Script_sections::create_segments): Don't put
4582 program headers in a PT_LOAD segment if -n or -N.
4584 2009-06-22 Ian Lance Taylor <iant@google.com>
4587 * options.h (class General_options): Add -z lazy and -z now. Sort
4588 -z options into alphabetical order.
4589 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4591 2009-06-21 Ian Lance Taylor <iant@google.com>
4593 * layout.cc (Layout::make_output_section): Call
4594 Target::new_output_section.
4595 (Layout::attach_allocated_section_to_segment): Put large section
4596 sections in a separate load segment with the large segment flag
4598 (Layout::segment_precedes): Sort large data segments after other
4600 (align_file_offset): New static function.
4601 (Layout::set_segment_offsets): Use align_file_offset.
4602 * output.h (class Output_section): Add is_small_section_ and
4603 is_large_section_ fields.
4604 (Output_section::is_small_section): New function.
4605 (Output_section::set_is_small_section): New function.
4606 (Output_section::is_large_section): New function.
4607 (Output_section::set_is_large_section): New function.
4608 (Output_section::is_large_data_section): New function.
4609 (class Output_segment): Add is_large_data_segment_ field.
4610 (Output_segment::is_large_data_segment): New function.
4611 (Output_segment::set_is_large_data_segment): New function.
4612 * output.cc (Output_section::Output_section): Initialize new
4614 (Output_segment::Output_segment): Likewise.
4615 (Output_segment::add_output_section): Add assertion that large
4616 data sections always go in large data segments. Force small data
4617 sections to the end of the list of data sections. Force small BSS
4618 sections to the start of the list of BSS sections. For large BSS
4619 sections to the end of the list of BSS sections.
4620 * symtab.h (class Symbol): Declare is_common_shndx.
4621 (Symbol::is_defined): Check Symbol::is_common_shndx.
4622 (Symbol::is_common): Likewise.
4623 (class Symbol_table): Define enum Commons_section_type. Update
4624 declarations. Add small_commons_ and large_commons_ fields.
4625 * symtab.cc (Symbol::is_common_shndx): New function.
4626 (Symbol_table::Symbol_table): Initialize new fields.
4627 (Symbol_table::add_from_object): Put small and large common
4628 symbols in the right list.
4629 (Symbol_table::sized_finalized_symbol): Check
4630 Symbol::is_common_shndx.
4631 (Symbol_table::sized_write_globals): Likewise.
4632 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4633 common symbol lists. Don't call do_allocate_commons_list if the
4635 (Symbol_table::do_allocate_commons_list): Remove is_tls
4636 parameter. Add comons_section_type parameter. Change all
4637 callers. Handle small and large common symbols.
4638 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4639 Symbol::is_common_shndx.
4640 * resolve.cc (symbol_to_bits): Likewise.
4641 * target.h (Target::small_common_shndx): New function.
4642 (Target::small_common_section_flags): New function.
4643 (Target::large_common_shndx): New function.
4644 (Target::large_common_section_flags): New function.
4645 (Target::new_output_section): New function.
4646 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4647 small_common_section_flags, and large_common_section_flags
4649 (Target::do_new_output_section): New virtual function.
4650 * arm.cc (Target_arm::arm_info): Initialize new fields.
4651 * i386.cc (Target_i386::i386_info): Likewise.
4652 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4654 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4655 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4656 (Target_x86_64::do_new_output_section): New function.
4657 * configure.ac: Define conditional MCMODEL_MEDIUM.
4658 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4659 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4660 (large_LDFLAGS): Define.
4661 * testsuite/large.c: New file.
4662 * testsuite/testfile.cc (Target_test::test_target_info):
4663 Initialize new fields.
4664 * configure, testsuite/Makefile.in: Rebuild.
4666 2009-06-05 Doug Kwan <dougkwan@google.com>
4668 * Makefile.am (CCFILES): Add target.cc.
4669 * Makefile.in: Regenerate.
4670 * i386.cc (class Target_i386): Define new virtual method to
4671 override do_is_local_label_name in parent.
4672 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4673 local symbols if --discard-locals or -X is given.
4674 * options.h (class General_options): Declare new options
4675 '--discard-locals' and '-X' for discarding locals.
4676 * target.h (class Target): Define new methods is_local_label_name.
4677 Declare new virtual method do_is_local_label_name.
4678 * target.cc: New file.
4679 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4680 (check_SCRIPTS): Add discard_locals_test.sh.
4681 (check_DATA): Add discard_local_tests.syms.
4682 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4683 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4684 * testsuite/Makefile.in: Regenerate.
4685 * testsuite/discard_locals_test.c: New file.
4686 * testsuite/discard_locals_test.sh: Same.
4688 2009-06-05 Doug Kwan <dougkwan@google.com>
4690 * object.cc (Sized_relobj::Sized_relobj): Initialize
4691 discarded_eh_frame_shndx_ to -1U.
4692 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4694 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4695 a discarded .eh_frame section.
4696 (Sized_relobj::do_finalize_local_symbols): Ditto.
4697 * object.h (class Sized_relobj): Declare new member
4698 discarded_eh_frame_shndx_.
4699 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4700 (local_labels_test.o, local_labels_test): New rules.
4701 * testsuite/Makefile.in: Regenerate.
4703 2009-06-04 Doug Kwan <dougkwan@google.com>
4705 * layout.cc (Layout::section_name_mapping): Add mapping for
4706 special ARM sections.
4708 2009-06-03 Doug Kwan <dougkwan@google.com>
4710 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4711 (utils::has_overflow): Same.
4713 2009-06-03 Ian Lance Taylor <iant@google.com>
4715 * layout.cc (Layout::section_name_mapping): New array, replacing
4716 Layout::linkonce_mapping.
4717 (Layout::section_name_mapping_count): New variable, replacing
4718 Layout::linkonce_mapping_count.
4719 (Layout::linkonce_output_name): Remove.
4720 (Layout::output_section_name): Rewrite.
4721 * layout.h (class Layout): Rename Linkonce_mapping to
4722 Section_name_mapping, linkonce_mapping to section_name_mapping,
4723 linkonce_mapping_count to section_name_mapping_count. Don't
4724 declare linkonce_output_name.
4726 2009-06-03 Doug Kwan <dougkwan@google.com>
4728 * gold/arm.cc (namespace utils): New.
4729 (Target_arm::reloc_is_non_pic): Define new method.
4730 (class Arm_relocate_functions): New.
4731 (Target_arm::Relocate::relocate): Handle relocation types used by
4734 2009-06-03 Ian Lance Taylor <iant@google.com>
4736 * arm.cc (Target_arm::scan::global): Use || instead of |.
4738 2009-06-02 Doug Kwan <dougkwan@google.com>
4740 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4741 issued_non_pic_error_.
4742 (class Target_arm::Scan): Declare new method check_non_pic.
4743 Define new method symbol_needs_plt_entry.
4744 Declare new data member issued_non_pic_error_.
4745 (class Target_arm::Relocate): Declare new method
4746 should_apply_static_reloc.
4747 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4748 (Target_arm::Scan::check_non_pic): Define new method.
4749 (Target_arm::Scan::local): Handle a small subset of reloc types used
4751 (Target_arm::Scan::local): Same.
4752 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4754 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4756 * incremental.cc (Incremental_inputs::report_command_line): Filter
4757 out --incremental-* options.
4759 2009-05-29 Doug Kwan <dougkwan@google.com>
4761 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4763 (class Target_arm): Update comment.
4764 (Target_arm::Target_arm): Initialize new data members GOT_,
4765 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4766 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4767 and Target_arm::rel_dyn_section.
4768 Declare new_enum Target_arm::Got_type.
4769 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4771 Update commments for member do_dynsym_value.
4772 (Target_arm::got_size, Target_arm::plt_section,
4773 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4774 new methods inside class defintion.
4775 (Target_arm::got_section): Define new method.
4776 (Target_arm::rel_dyn_section): Same.
4777 (Output_data_plt_arm): New template class.
4778 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4779 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4780 (Output_data_plt_arm::add_entry): Same.
4781 (Output_data_plt_arm::first_plt_entry): Define new
4782 static data member for PLT instruction template.
4783 (Output_data_plt_arm::plt_entry): Same.
4784 (Output_data_plt_arm::do_write): Define new method.
4785 (Target_arm::make_plt_entry): Same.
4786 (Target_arm::do_finalize_sections): Same.
4787 (Target_arm::do_dynsym_value): Same.
4789 2009-05-28 Doug Kwan <dougkwan@google.com>
4791 * Makefile.am (TARGETSOURCES): Add arm.cc.
4792 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4793 * Makefile.in: Regenerate.
4795 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4797 2009-05-26 Doug Kwan <dougkwan@google.com>
4799 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4800 (General_options::check_excluded_libs): Strip off directories in
4801 archive name before matching like GNU ld does.
4802 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4803 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4804 (exclude_libs_test_LDFLAGS): Add linker option
4805 -Wl,--exclude-libs,libexclude_libs_test_3
4806 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4807 an explicit archive without using -l.
4808 (alt/libexclude_libs_test_3.a): New make rule.
4809 * testsuite/Makefile.in: Regenerate.
4810 * testsuite/exclude_libs_test.c : Declare lib3_default().
4812 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4813 * exclude_libs_test_3.c: New file.
4815 2009-05-26 Nick Clifton <nickc@redhat.com>
4817 * po/id.po: New Indonesian translation.
4818 * po/gold.pot: Updated template file.
4820 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4822 * testsuite/Makefile.am: Add -ffunction-sections to compile
4823 gc_comdat_test files. Add -Wl,--gc-sections to build
4825 * testsuite/Makefile.in: Regenerate.
4826 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4828 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4830 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4831 kept comdat section was garbage collected.
4832 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4833 * testsuite/Makefile.in: Regenerate.
4834 * testsuite/gc_comdat_test.sh: New file.
4835 * testsuite/gc_comdat_test_1.cc: New file.
4836 * testsuite/gc_comdat_test_2.cc: New file.
4838 2009-05-19 Doug Kwan <dougkwan@google.com>
4840 * archive.cc (Archive::Archive): Move constructor from archive.h
4841 to here. Initialize no_export_.
4842 (Archive::get_elf_object_for_member): Set no_export flag of object.
4843 * archive.h (Archive::Archive): Move constructor body to
4845 (Archive::no_export): New method.
4846 (Archive::no_export_): New field.
4847 * object.h (Object::Object): Initialize no_export_ to false.
4848 (Object::no_export, Object::set_no_export): New methods.
4849 (Object::no_export_): New field.
4850 * options.cc (General_options::parse_exclude_libs): New method.
4851 (General_options::check_excluded_libs) Same.
4852 * options.h (exclude_libs): New option.
4853 (General_options::check_excluded_libs): New method declaration.
4854 (General_options::excluded_libs_): New field.
4855 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4856 default or protected visibility if an object has no-export flag set.
4857 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4858 (check_SCRIPTS): Add exclude_libs_test.sh.
4859 (check_DATA): Add exclude_libs_test.syms.
4860 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4861 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4862 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4863 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4864 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4865 libexclude_libs_test_2.a): New rules.
4866 * testsuite/Makefile.in: Regenerate.
4867 * testsuite/exclude_libs_test.c: New file.
4868 * testsuite/exclude_libs_test.sh: Ditto.
4869 * testsuite/exclude_libs_test_1.c: Ditto.
4870 * testsuite/exclude_libs_test_2.c: Ditto.
4872 2009-05-15 Ian Lance Taylor <iant@google.com>
4874 * configure.ac: Check for declarations for cases where libiberty.h
4875 checks HAVE_DECL_xxx.
4876 * configure, config.in: Rebuild.
4878 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4880 * gold.h (Incremental_argument_list): Remove (invalid) forward
4882 * incremental.cc (Incremental_inputs::report_achive): New method.
4883 (Incremental_inputs::report_object): New method.
4884 (Incremental_inputs::report_script): New method.
4885 (Incremental_inputs::finalize_inputs): New method.
4886 (Incremental_inputs::finalize): Call finalize_inputs().
4887 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4888 Create inputs entries.
4889 * incremental.h (Incremental_input_type): New enum.
4890 (Incremental_inputs::Incremental_input): Initialize new fields.
4891 (Incremental_inputs::report_inputs): New method.
4892 (Incremental_inputs::report_achive): New method.
4893 (Incremental_inputs::report_object): New method.
4894 (Incremental_inputs::report_script): New method.
4895 (Incremental_inputs::finalize_inputs): New method.
4896 (Incremental_inputs::Input_info): New struct.
4897 (Incremental_inputs::Input_info_map): New typedef.
4898 (Incremental_inputs::lock_): New field.
4899 (Incremental_inputs::Inputs_): New field.
4900 (Incremental_inputs::Inputs_map): New field.
4901 * main.cc (main): Call Incremental_input::report_inputs.
4902 * options.h (Input_argument_list): Typedef moved from
4904 (Input_file_group::Files): Remove, use ::Input_argument_list.
4905 (Input_file_group::Input_argument_list): Remove, use
4906 ::Input_argument_list.
4907 * plugin.cc (Plugin_manager::add_input_file): Add error in
4909 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4911 * script.cc (read_input_script): Call
4912 Incremental_input::report_script.
4913 * script.h (Script_info): New class.
4915 2009-04-27 Ian Lance Taylor <iant@google.com>
4917 * x86_64.cc (do_adjust_output_section): Set entsize to
4920 2009-04-23 Elliott Hughes <enh@google.com>
4922 * output.cc (Output_file::close): After short writes, continue
4923 writing from the correct offset in the buffer being written.
4925 2009-04-23 Chris Demetriou <cgd@google.com>
4927 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4928 * configure: Regenerate.
4929 * config.in: Regenerate.
4930 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4931 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4933 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4935 * incremental.cc (Incremental_inputs_header_data): Renamed from
4936 Incremental_input_header_data.
4937 (Incremental_inputs_header_data::data_size): New field.
4938 (Incremental_inputs_header_data::put_input_file_count): Renamed
4939 from input_file_count.
4940 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4941 from command_line_offset.
4942 (Incremental_inputs_header_data::put_reserved): Renamed from
4944 (Incremental_inputs_entry_data): Renamed from
4945 Incremental_input_entry_data.
4946 (Incremental_inputs_entry_data::data_size): New field.
4947 (Incremental_inputs::report_command_line): New method.
4948 (Incremental_inputs::finalize): New method.
4949 (Incremental_inputs::create_incremental_inputs_data): New method.
4950 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4951 * incremental.h: New file.
4952 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4953 (Layout::finalize): Create incremental inputs section in
4955 (Layout::create_incremental_info_sections): New method.
4956 * layout.h (Layout::incremental_inputs): New method.
4957 (Layout::create_incremental_info_sections): New method.
4958 (Layout::incremental_inputs_): New field.
4959 * main.cc (main): Notify Incremental_input of the command line.
4961 2009-04-01 Ian Lance Taylor <iant@google.com>
4962 Mikolaj Zalewski <mikolajz@google.com>
4964 * gold.h (reserve_unordered_map): Define, three versions, one for
4965 each version of Unordered_map.
4966 * layout.cc (Layout::Layout): Remove options parameter. Add
4967 number_of_input_files parameter. Don't initialize options_.
4968 Initialize number_of_input_files_ and resized_signatures_. Move
4969 sections_are_attached_.
4970 (Layout::layout_group): Reserve space for group_signatures_.
4971 (Layout::find_or_add_kept_section): Change name parameter to be a
4972 reference. Resize signatures_ map when it gets large enough.
4973 (Layout::layout_eh_frame): Use parameters->options() instead of
4975 (Layout::make_output_section): Likewise.
4976 (Layout::attach_allocated_section_to_segment): Likewise.
4977 (Layout::finalize, Layout::create_executable_stack): Likewise.
4978 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4979 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4980 * layout.h (class Layout): Update declarations. Remove options_
4981 field. Add number_of_input_files_ and resized_signatures_
4982 fields. Move sections_are_attached_ field.
4983 * main.cc (main): Pass number of input files to Layout
4984 constructor. Don't pass options.
4986 2009-03-30 Ian Lance Taylor <iant@google.com>
4988 * ffsll.c (ffsll): Correct implementation.
4990 2009-03-27 Ian Lance Taylor <iant@google.com>
4992 * ffsll.c: New file.
4993 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4994 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4995 * ftruncate.c (ftruncate): Declare before definition.
4996 * mremap.c (mremap): Likewise.
4997 * pread.c (pread): Likewise.
4998 * configure, Makefile.in, config.in: Rebuild.
5000 * mremap.c: New file.
5001 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5002 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5003 (mremap): Declare if HAVE_MREMAP is not defined.
5004 * configure, Makefile.in, config.in: Rebuild.
5006 2009-03-27 Cary Coutant <ccoutant@google.com>
5008 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5009 position independent.
5010 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5011 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5013 2009-03-24 Cary Coutant <ccoutant@google.com>
5015 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5017 (needs_dynamic_reloc): Likewise.
5019 2009-03-24 Ian Lance Taylor <iant@google.com>
5021 * yyscript.y (file_cmd): Recognize EXTERN.
5022 (extern_name_list, extern_name_list_body): New nonterminals.
5023 * script.cc (script_add_extern): Define.
5024 * script-c.h (script_add_extern): Declare.
5026 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5028 * object.cc (is_elf_object): Define.
5029 * object.h (is_elf_object): Declare.
5030 * archive.cc (Archive::get_elf_object_for_member): Call
5032 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5034 2009-03-24 Elliott Hughes <enh@google.com>
5036 * output.cc (Output_file::map_anonymous): Define.
5037 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5038 try an anonymous one. Report the size if the mmap fails.
5039 * output.h (class Output_file): Declare map_anonymous.
5041 2009-03-24 Ian Lance Taylor <iant@google.com>
5043 * target-select.cc (instantiate_target): Don't acquire the lock if
5044 the instantiated_target_ field has already been set.
5046 2009-03-23 Ian Lance Taylor <iant@google.com>
5048 * gold-threads.h (class Initialize_lock): Define.
5049 * gold-threads.cc (class Initialize_lock_once): Define.
5050 (initialize_lock_control): New static variable.
5051 (initialize_lock_pointer): New static variable.
5052 (initialize_lock_once): New static function.
5053 (Initialize_lock::Initialize_lock): Define.
5054 (Initialize_lock::initialize): Define.
5055 * target-select.h: Include "gold-threads.h".
5056 (class Target_selector): Add lock_ and initialize_lock_ fields.
5057 Don't define instantiate_target, just declare it.
5058 * target-select.cc (Target_selector::Target_selector): Initialize
5060 (Target_selector::instantiate_target): Define.
5061 * descriptors.h: Include "gold-threads.h".
5062 (class Descriptors): Add initialize_lock_ field.
5063 * descriptors.cc (Descriptors::Descriptors): Initialize new
5065 (Descriptors::open): Use initialize_lock_ field
5066 * errors.h (class Errors): Add initialize_lock_ field.
5067 * errors.cc (Errors::Errors): Initialize new field.
5068 (Errors::initialize_lock): Use initialize_lock_ field.
5069 * powerpc.cc (class Target_selector_powerpc): Remove
5070 instantiated_target_ field. In do_recognize call
5071 instantiate_target rather than do_instantiate_target. In
5072 do_instantiate_target just allocate a new target.
5073 * sparc.cc (class Target_selector_sparc): Likewise.
5075 * freebsd.h: New file.
5076 * i386.cc: Include "freebsd.h".
5077 (Target_i386): Derive from Target_freebsd rather than
5079 (Target_selector_i386): Derive from Target_selector_freebsd rather
5080 than Target_selector.
5081 * x86_64.cc: Include "freebsd.h".
5082 (Target_x86_64): Derive from Target_freebsd rather than
5084 (Target_selector_x86_64): Derive from Target_selector_freebsd
5085 rather than Target_selector.
5086 * target.h (class Target): Add adjust_elf_header and
5087 do_adjust_elf_header.
5088 * output.cc (Output_file_header:: do_sized_write): Call target
5089 adjust_elf_header routine.
5090 * configure.tgt: Set targ_osabi.
5091 * configure.ac: Define GOLD_DEFAULT_OSABI.
5092 * parameters.cc (Parameters::default_target): Pass
5093 GOLD_DEFAULT_OSABI to select_target.
5094 * target-select.h (class Target_selector): Make instantiate_target
5095 protected rather than private.
5096 * Makefile.am (HFILES): Add freebsd.h.
5097 * configure, Makefile.in, config.in: Rebuild.
5099 * merge.cc (do_add_input_section): Correct pend value. Change
5100 message about last entry not being null terminated from error to
5103 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5105 * incremental.cc: New file.
5106 * Makefile.am (CCFILES): Add incremental.cc.
5107 * Makefile.in: Rebuild.
5109 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5111 * layout.cc (Layout::output_section_name): Preserve names
5112 of '.note.' sections.
5114 2009-03-19 Ian Lance Taylor <iant@google.com>
5116 * descriptors.cc (Descriptors::open): Check that the options are
5117 valid before using them.
5119 2009-03-18 Ian Lance Taylor <iant@google.com>
5121 * script-sections.h: Include <list>.
5122 (class Script_sections): Change Sections_elements from std::vector
5123 to std::list. Typedef public Elements_iterator. Add
5124 orphan_section_placement_, data_segment_align_start_, and
5125 saw_data_segment_align_ fields. Remove data_segment_align_index_
5127 * script-sections.cc (class Orphan_section_placement): New class.
5128 (class Sections_element): Add virtual functions is_relro and
5129 orphan_section_init. Remove virtual function place_orphan_here.
5130 (class Output_section_definition): Add is_relro and
5131 orphan_section_init. Remove place_orphan_here.
5132 (class Orphan_output_section): Likewise.
5133 (Script_sections::Script_sections): Update for field changes.
5134 (Script_sections::data_segment_align): Set saw_data_segment_align_
5135 and data_segment_align_start_, not data_segment_align_index.
5136 (Script_sections::data_segment_relro_end): Check
5137 saw_data_segment_align_. Use data_segment_align_start_ rather
5138 than data_segment_align_index_.
5139 (Script_sections::place_orphan): Rewrite to use
5140 Orphan_section_placement.
5142 2009-03-17 Ian Lance Taylor <iant@google.com>
5144 * archive.cc (Archive::add_symbols): Check for a version attached
5145 to the symbol name in the archive map.
5146 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5147 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5148 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5149 (ver_test_11.a): New target.
5150 * testsuite/Makefile.in: Rebuild.
5152 * configure.ac: Check for chsize and posix_fallocate. Replace
5154 * ftruncate.c: New file, from gnulib.
5155 * output.cc (posix_fallocate): Define dummy version if not
5156 HAVE_POSIX_FALLOCATE.
5157 (Output_file::map): Call posix_fallocate rather than lseek and
5159 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5160 * configure, Makefile.in, config.in: Rebuild.
5162 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5164 * layout.h (Layout::create_note): Add section_name parameter.
5165 * layout.cc (Layout::create_note): Likewise.
5166 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5168 2009-03-17 Ian Lance Taylor <iant@google.com>
5170 * descriptors.cc: Include "options.h".
5171 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5172 (Descriptors::open): Always use O_CLOEXEC when opening a new
5173 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5174 then set FD_CLOEXEC.
5176 * sparc.cc (class Target_sparc): Add has_got_section.
5177 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5178 make sure we have a GOT section.
5180 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5181 (Target_sparc::Scan::local): Likewise.
5182 (Target_sparc::Scan::global): Likewise.
5183 (Target_sparc::Relocate::relocate): Likewise.
5184 (Target_sparc::Relocate::relocate_tls): Likewise.
5186 * symtab.cc (Symbol_table::define_default_version): New function,
5187 broken out of add_from_object.
5188 (Symbol_table::add_from_object): Call define_default_version.
5189 (Symbol_table::define_special_symbol): Add resolve_oldsym
5190 parameter. Change all callers. If the version for a symbol comes
5191 from a version script, resolve it with the symbol with the same
5192 name with no version. Also add the symbol without a version if
5194 (do_define_in_output_data): If resolving with oldsym, don't delete
5196 (do_define_in_output_segment): Likewise.
5197 (do_define_as_constant): Likewise.
5198 * symtab.h (class Symbol_table): Update declarations.
5200 2009-03-13 Ian Lance Taylor <iant@google.com>
5202 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5203 (Read_symbols::requeue): New function.
5204 (Read_symbols::do_read_symbols): If make_elf_object fails because
5205 the target type is not configured, and the file was searched for,
5206 issue a warning and retry with the next directory.
5207 (Add_symbols::run): If the file has an incompatible format, and
5208 it was searched for, requeue the Read_symbols task. On error,
5210 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5211 dirindex parameter to constructor. Change all callers. Declare
5212 incompatible_warning and requeue.
5213 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5214 input_argument_ and input_group_ fields. Add them to
5215 constructor. Change all callers.
5216 (class Read_script): Add dirindex_ field. Add it to constructor.
5218 * archive.cc (Archive::setup): Remove input_objects parameter.
5220 (Archive::get_file_and_offset): Likewise.
5221 (Archive::read_all_symbols): Likewise.
5222 (Archive::read_symbols): Likewise.
5223 (Archive::get_elf_object_for_member): Remove input_objects
5224 parameter. Add punconfigured parameter. Change all callers.
5225 (Archive::add_symbols): Change return type to bool. Check return
5226 value of include_member.
5227 (Archive::include_all_members): Likewise.
5228 (Archive::include_member): Change return type to bool. Return
5229 false if first included object has incompatible target. Set
5230 included_member_ field.
5231 (Add_archive_symbols::run): If add_symbols returns false, requeue
5233 * archive.h (class Archive): Add included_member_ field.
5234 Initialize it in constructor. Add input_file and searched_for
5235 methods. Update declarations.
5236 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5237 input_argument_ fields. Add them to constructor. Change all
5239 * script.cc: Include "target-select.h".
5240 (class Parser_closure): Add skip_on_incompatible_target_ and
5241 found_incompatible_target_ fields. Add
5242 skip_on_incompatible_target parameter to constructor. Change all
5243 callers. Add methods skip_on_incompatible_target,
5244 clear_skip_on_incompatible_target, found_incompatible_target, and
5245 set_found_incompatible_target.
5246 (read_input_script): Add dirindex parameter. Change all callers.
5247 If parser finds an incompatible target, requeue Read_symbols
5249 (script_set_symbol): Clear skip_on_incompatible_target in
5251 (script_add_assertion, script_parse_option): Likewise.
5252 (script_start_sections, script_add_phdr): Likewise.
5253 (script_check_output_format): New function.
5254 * script.h (read_input_script): Update declaration.
5255 * script-c.h (script_check_output_format): Declare.
5256 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5257 (ignore_cmd): Remove OUTPUT_FORMAT.
5258 * fileread.cc (Input_file::Input_file): Add explicit this.
5259 (Input_file::will_search_for): New function.
5260 (Input_file::open): Add pindex parameter. Change all callers.
5261 * fileread.h (class Input_file): Add input_file_argument method.
5262 Declare will_search_for. Update declarations.
5263 * object.cc (make_elf_object): Add punconfigured parameter.
5265 * object.h (class Object): Make input_file public. Add
5266 searched_for method.
5267 (make_elf_object): Update declaration.
5268 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5270 * dirsearch.h (class Dirsearch): Update declaration.
5271 * options.h (class General_options): Add --warn-search-mismatch.
5272 * parameters.cc (Parameters::is_compatible_target): New function.
5273 * parameters.h (class Parameters): Declare is_compatible_target.
5274 * workqueue.cc (Workqueue::add_blocker): New function.
5275 * workqueue.h (class Workqueue): Declare add_blocker.
5277 * fileread.cc (Input_file::open): Remove options parameter.
5279 (Input_file::open_binary): Likewise.
5280 * script.cc (read_input_script): Likewise.
5281 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5282 options parameter from constructor. Change all callers.
5283 (class Read_script): Likewise.
5284 * fileread.h (class Input_file): Update declarations.
5285 * script.h (read_input_script): Update declaration.
5287 2009-03-10 Nick Clifton <nickc@redhat.com>
5289 * po/es.po: New Spanish translation.
5291 2009-03-06 Cary Coutant <ccoutant@google.com>
5293 * options.cc (parse_short_option): Keep dash_z from registering itself.
5295 2009-03-03 Ian Lance Taylor <iant@google.com>
5298 * target-reloc.h (relocate_section): Pass output_section to
5300 * i386.cc (Target_i386::should_apply_static_reloc): Add
5301 output_section parameter. Change all callers.
5302 (Target_i386::Relocate::relocate): Add output_section parameter.
5303 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5304 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5305 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5306 * testsuite/two_file_shared.sh: New script.
5307 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5308 (check_DATA): Add two_file_shared.dbg.
5309 (two_file_shared.dbg): New target.
5310 * testsuite/Makefile.in: Rebuild.
5312 2009-03-01 Ian Lance Taylor <iant@google.com>
5314 * configure.ac: Check for byteswap.h.
5315 * configure: Rebuild.
5316 * config.in: Rebuild.
5318 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5320 * layout.cc (Layout::find_or_add_kept_section): New function.
5321 (Layout::add_comdat): Removed.
5322 * layout.h (struct Kept_section): Move out of class Layout.
5323 Remove trailing underscores from field names. Add group_sections
5324 field. Rename group_ field to is_group. Change all uses.
5325 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5326 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5327 comdat_groups_ field.
5328 (Sized_relobj::include_section_group): Use
5329 find_or_add_kept_section and Kept_section::group_sections.
5330 (Sized_relobj::include_linkonce_section): Likewise.
5331 * object.cc (class Sized_relobj): Don't define Comdat_group or
5332 Comdat_group_table. Remove find_comdat_group and
5333 add_comdat_group. Remove comdat_groups_ field.
5334 * plugin.cc (include_comdat_group): Use
5335 Layout::find_or_add_kept_section.
5337 2009-02-28 Ian Lance Taylor <iant@google.com>
5339 * README: --gc-sections and map files are now supported. Document
5340 some build requirements.
5343 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5344 relocatable link set the value of the section symbol to zero.
5345 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5346 relocatable link don't include the section address in the local
5349 2009-02-27 Ian Lance Taylor <iant@google.com>
5352 * options.h (class Search_directory): Add is_system_directory.
5353 (class General_options): Declare is_in_system_directory.
5354 * options.cc (get_relative_sysroot): Make static.
5355 (get_default_sysroot): Make static.
5356 (General_optoins::is_in_system_directory): New function.
5357 * fileread.cc (Input_file::is_in_system_directory): New function.
5358 * fileread.h (class Input_file): Declare is_in_system_directory.
5359 * object.h (class Object): Add is_in_system_directory.
5360 (class Input_objects): Remove system_library_directory_ field.
5361 * object.cc (Input_objects::add_object): Don't set
5362 system_library_directory_.
5363 (input_objects::found_in_system_library_directory): Remove.
5364 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5365 parameter. Change all callers.
5366 (Symbol_table::sized_write_globals): Likewise.
5367 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5368 Call Object::is_in_system_directory.
5369 * symtab.h (class Symbol_table): Update declarations.
5372 * descriptors.h (Open_descriptor): Add is_on_stack field.
5373 * descriptors.cc (Descriptors::open): If the descriptor is on the
5374 top of the stack, remove it. Initialize is_on_stack field.
5375 (Descriptors::release): Only add pod to stack if it is not on the
5377 (Descriptors::close_some_descriptor): Clear stack_next and
5381 * output.cc (Output_section::find_starting_output_address): Rename
5382 from starting_output_address; add PADDR parameter; change return
5384 * output.h (class Output_section): Declare
5385 find_starting_output_address instead of starting_output_address.
5386 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5387 section symbol for which we can't find a merge section.
5390 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5391 hidden or internal, force the symbol to be local.
5392 * resolve.cc (Symbol::override_visibility): Define.
5393 (Symbol::override_base): Use override_visibility.
5394 (Symbol_table::resolve): Likewise.
5395 (Symbol::override_base_with_special): Likewise.
5396 (Symbol_table::override_with_special): If the visibility is hidden
5397 or internal, force the symbol to be local.
5398 * symtab.h (class Symbol): Add set_visibility and
5399 override_visibility.
5400 * testsuite/ver_test_1.sh: New file.
5401 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5402 (check_DATA): Add ver_test_1.syms.
5403 (ver_test_1.syms): New target.
5404 * testsuite/Makefile.in: Rebuild.
5406 2009-02-25 Cary Coutant <ccoutant@google.com>
5408 * layout.cc (Layout::choose_output_section): Don't rename sections
5409 when using a linker script that has a SECTIONS clause.
5410 * Makefile.in: Regenerate.
5412 * testsuite/Makefile.am (script_test_5.sh): New test case.
5413 * testsuite/Makefile.in: Regenerate.
5414 * testsuite/script_test_5.cc: New file.
5415 * testsuite/script_test_5.sh: New file.
5416 * testsuite/script_test_5.t: New file.
5418 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5420 * archive.cc (Archive::include_member): Update calls to add_symbols.
5421 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5422 the Layout argument.
5423 * dynobj.h (do_add_symbols): Add the Layout argument.
5424 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5426 * object.h (Object::add_symbols): Add the Layout argument.
5427 (Object::do_add_symbols): Add the Layout argument.
5428 (Sized_relobj::do_add_symbols): Add the Layout argument.
5429 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5430 Unify the two versions.
5431 (Add_plugin_symbols): Remove.
5432 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5433 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5434 (Add_plugin_symbols): Remove.
5435 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5436 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5437 (Add_symbols::run): Make it work with Pulginobj.
5439 2009-02-06 Ian Lance Taylor <iant@google.com>
5441 * object.cc (Sized_relobj::do_layout): Make info message start
5442 with lower case letter.
5444 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5446 * binary.cc: Fix file comment.
5448 * options.h (enum Incremental_disposition): Define.
5449 (class General_options): Add new options: --incremental,
5450 --incremental_changed, --incremental_unchanged,
5451 --incremental_unknown. Add incremental_disposition_ and
5452 implicit_incremental_ fields.
5453 (General_options::incremental_disposition): New function.
5454 (class Position_dependent_options): Add incremental_disposition
5456 (Position_dependent_options::copy_from_options): Set incremental
5458 * options.cc (General_options::parse_incremental_changed): New
5460 (General_options::parse_incremental_unchanged): New function.
5461 (General_options::parse_incremental_unknown): New function.
5462 (General_options::General_options): Initialize new fields
5463 incremental_disposition_ and implicit_incremental_.
5464 (General_options::finalize): Check for uasge of --incremental-*
5465 without --incremental.
5467 2009-02-06 Chris Demetriou <cgd@google.com>
5469 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5470 pointer and to report location as the file name associated with
5472 (gold_undefined_symbol_at_location): New function to replace the
5473 old gold_undefined_symbol functionality.
5474 * target-reloc.h (relocate_section): Update to use
5475 gold_undefined_symbol_at_location.
5476 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5477 Call gold_undefined_symbol function rather than gold_error.
5478 * errors.h (Errors::undefined_symbol): Take location as a
5479 string, rather than calculating it from a relocation.
5480 * errors.cc (Errors::fatal): Print "fatal error:" before the
5482 (Errors::error, Errors::error_at_location): Print "error: "
5483 before the formatted message.
5484 (Errors::undefined_symbol): Take location as a string, rather
5485 than calculating it from a relocation.
5486 (gold_undefined_symbol_at_location): New function akin to
5487 old gold_undefined_symbol, calculates location from relocation.
5488 (gold_undefined_symbol): Change to take only a Symbol pointer
5489 and to report location as the file name associated with the symbol.
5490 * testsuite/debug_msg.sh: Update for changed error messages.
5491 * testsuite/undef_symbol.sh: Likewise.
5493 2009-02-04 Duncan Sands <baldrick@free.fr>
5496 * reduced_debug_output.h
5497 (Output_reduced_debug_abbrev_section::failed): Use format for
5499 (Output_reduced_debug_info_section::faild): Likewise.
5501 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5503 * script.cc (Lazy_demangler): New class.
5504 (Version_script_info::get_symbol_version_helper): Demangle a
5507 2009-01-29 Cary Coutant <ccoutant@google.com>
5509 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5511 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5513 2009-01-28 Ian Lance Taylor <iant@google.com>
5515 * version.cc (version_string): Bump to 1.9.
5517 * gold.h: Include <cstring> and <stdint.h>.
5518 * version.cc: Include <cstdio>.
5519 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5521 * reduced_debug_output.cc (insert_into_vector): Rename from
5522 Insert_into_vector; change all callers. Use Swap_unaligned to
5523 avoid aliasing issue; remove union since it is unnecessary.
5525 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5527 * Makefile.am (CCFILES): Add gc.cc.
5529 * Makefile.in: Regenerate.
5530 * gold.cc (Gc_runner): New class.
5531 (queue_initial_tasks): Call garbage collection related tasks
5532 when corresponding options are invoked.
5533 (queue_middle_gc_tasks): New function.
5534 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5535 processed early before laying out sections during garbage collection.
5536 * gold.h (queue_middle_gc_tasks): New function.
5537 (is_prefix_of): Move from "layout.cc".
5538 * i386.cc (Target_i386::gc_process_relocs): New function.
5539 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5540 * main.cc (main): Create object of class "Garbage_collection".
5541 * object.cc (Relobj::copy_symbols_data): New function.
5542 (Relobj::is_section_name_included): New function.
5543 (Sized_relobj::do_layout): Allow this function to be called twice
5544 during garbage collection and defer layout of section during the
5546 * object.h (Relobj::get_symbols_data): New function.
5547 (Relobj::is_section_name_included): New function.
5548 (Relobj::copy_symbols_data): New function.
5549 (Relobj::set_symbols_data): New function.
5550 (Relobj::get_relocs_data): New function.
5551 (Relobj::set_relocs_data): New function.
5552 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5553 (Relobj::gc_process_relocs): New function.
5554 (Relobj::do_gc_process_relocs): New pure virtual function.
5555 (Relobj::sd_): New data member.
5556 (Sized_relobj::is_output_section_offset_invalid): New function.
5557 (Sized_relobj::do_gc_process_relocs): New function.
5558 * options.h (General_options::gc_sections): Modify to not be a no-op.
5559 (General_options::print_gc_sections): New option.
5560 * plugin.cc (Plugin_finish::run): Remove function call to
5561 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5562 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5563 * reloc.cc (Read_relocs::run): Add task to process relocs and
5564 determine unreferenced sections when doing garbage collection.
5565 (Gc_process_relocs): New class.
5566 (Sized_relobj::do_gc_process_relocs): New function.
5567 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5568 sections that are garbage collected.
5569 * reloc.h (Gc_process_relocs): New class.
5570 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5571 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5572 symbols whose corresponding sections are garbage collected.
5573 (Symbol_table::Symbol_table): Add new parameter for the garbage
5575 (Symbol_table::gc_mark_undef_symbols): New function.
5576 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5577 (Symbol_table::gc_mark_dyn_syms): New function.
5578 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5580 (Symbol_table::add_from_object): Likewise.
5581 (Symbol_table::add_from_relobj): When building shared objects, do not
5582 treat externally visible symbols as garbage.
5583 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5584 table information for static and relocatable links.
5585 * symtab.h (Symbol_table::set_gc): New function.
5586 (Symbol_table::gc): New function.
5587 (Symbol_table::gc_mark_undef_symbols): New function.
5588 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5589 (Symbol_table::gc_mark_dyn_syms): New function.
5590 (Symbol_table::gc_): New data member.
5591 * target.h (Sized_target::gc_process_relocs): New pure virtual
5593 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5594 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5596 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5598 * options.h (General_options::gc_sections): Define as a no-op for now.
5599 (General_options::no_keep_memory): Ditto.
5600 (General_options::Bshareable): Define.
5601 * options.cc (General_options::finalize): Honor -Bshareable.
5603 2009-01-20 Andreas Schwab <schwab@suse.de>
5605 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5606 read the value in the contents, since we don't use it. Use the
5607 template endianness when writing.
5608 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5610 2009-01-19 Andreas Schwab <schwab@suse.de>
5612 * configure.tgt (powerpc64-*): Fix targ_obj.
5614 2009-01-15 Ian Lance Taylor <iant@google.com>
5616 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5617 local symbols when stripping all symbols.
5619 2009-01-14 Cary Coutant <ccoutant@google.com>
5621 * output.cc (Output_reloc): Add explicit instantiations.
5623 2009-01-14 Cary Coutant <ccoutant@google.com>
5625 * archive.cc (Archive::get_elf_object_for_member): Remove call
5626 to File_read::claim_for_plugin.
5627 * descriptors.cc (Descriptors::open): Remove reference to
5629 (Descriptors::claim_for_plugin): Remove.
5630 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5631 (Descriptors::is_claimed): Remove.
5632 (claim_descriptor_for_plugin): Remove.
5633 * fileread.cc (File_read::claim_for_plugin): Remove.
5634 * fileread.h (File_read::claim_for_plugin): Remove.
5635 (File_read::descriptor): Reopen descriptor if necessary.
5636 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5637 (Plugin_manager::all_symbols_read): Add task parameter. Change
5639 (Plugin_manager::get_input_file): New function.
5640 (Plugin_manager::release_input_file): New function.
5641 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5642 corresponding data member.
5643 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5644 and pass to base constructor. Change all callers.
5645 (get_input_file, release_input_file): New functions.
5646 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5647 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5648 (Plugin_manager::all_symbols_read): Add task parameter.
5649 (Plugin_manager::get_input_file): New function.
5650 (Plugin_manager::release_input_file): New function.
5651 (Plugin_manager::task_): New data member.
5652 (Pluginobj::Pluginobj): Add filesize parameter.
5653 (Pluginobj::filename): New function.
5654 (Pluginobj::descriptor): New function.
5655 (Pluginobj::filesize): New function.
5656 (Pluginobj::filesize_): New data member.
5657 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5658 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5659 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5661 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5662 with archive libraries.
5663 * testsuite/Makefile.in: Regenerate.
5664 * testsuite/plugin_test.c (struct sym_info): New type.
5665 (get_input_file, release_input_file): New static variables.
5666 (onload): Capture new transfer vector entries.
5667 (claim_file_hook): Stop reading at end of file according to filesize.
5668 Factor out parsing of readelf output into separate function.
5669 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5670 APIs and get the source file name from the symbol table. Convert
5671 source file name to corresponding object file name. Print info
5672 message when adding new input files.
5673 (parse_readelf_line): New function.
5674 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5675 * testsuite/plugin_test_2.sh: Likewise.
5676 * testsuite/plugin_test_3.sh: Likewise.
5677 * testsuite/plugin_test_4.sh: New test case.
5679 2009-01-07 Ian Lance Taylor <iant@google.com>
5681 * version.cc (version_string): Bump to 1.8.
5683 2008-12-23 Cary Coutant <ccoutant@google.com>
5685 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5686 * plugin.cc (Plugin_manager::finish): Rename as
5687 layout_deferred_objects. Move cleanup to separate function.
5688 (Plugin_manager::cleanup): New function.
5689 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5691 * plugin.h (Plugin_manager::finish): Rename as
5692 layout_deferred_objects.
5693 (Plugin_manager::cleanup): New function.
5694 (Plugin_manager::cleanup_done): New field.
5696 2008-12-23 Cary Coutant <ccoutant@google.com>
5698 * plugin.cc (is_visible_from_outside): New function.
5699 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5700 so we don't return "IR only" status for exported symbols or -r links.
5702 * testsuite/Makefile.am (plugin_test_3): New test case.
5703 * testsuite/Makefile.in: Regenerate.
5704 * testsuite/plugin_test_3.sh: New file.
5706 2008-12-22 Cary Coutant <ccoutant@google.com>
5708 * object.cc (Sized_relobj::layout_section): New function.
5709 (Sized_relobj::do_layout): Defer layout of input sections until after
5710 plugin has provided replacement files.
5711 (Sized_relobj::do_layout_deferred_sections): New function.
5712 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5713 (Relobj::layout_deferred_sections): New function.
5714 (Relobj::do_layout_deferred_sections): New function.
5715 (Sized_relobj::do_layout_deferred_sections): New function.
5716 (Sized_relobj::layout_section): New function.
5717 (Sized_relobj::Deferred_layout): New structure.
5718 (Sized_relobj::deferred_layout_): New field.
5719 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5720 Change all callers. Layout deferred sections.
5721 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5723 (Plugin_hook::run): Move code from do_plugin_hook inline.
5724 (Plugin_hook::do_plugin_hook): Remove.
5725 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5726 (Plugin_manager::finish): Renamed, was cleanup.
5727 (Plugin_manager::should_defer_layout): New function.
5728 (Plugin_manager::add_deferred_layout_object): New function.
5729 (Plugin_manager::Deferred_layout_list): New type.
5730 (Plugin_manager::deferred_layout_objects_): New field.
5731 (Plugin_hook::do_plugin_hook): Remove.
5733 2008-12-17 Ian Lance Taylor <iant@google.com>
5735 * options.h (class General_options): Add --no case for
5738 2008-12-16 Cary Coutant <ccoutant@google.com>
5740 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5742 (Plugin_manager::claim_file): Create plugin object even if
5743 plugin did not call the add_symbols callback.
5744 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5745 asking for more symbols than were added.
5746 * testsuite/Makefile.am (plugin_test_1): Add test case with
5748 (empty.syms): New target.
5749 * testsuite/Makefile.in: Regenerate.
5750 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5751 message. Don't call add_symbols if no globals.
5752 (all_symbols_read_hook): Don't provide replacement for empty
5755 2008-12-12 Ian Lance Taylor <iant@google.com>
5757 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5758 r_type == 0 for a local symbol with r_sym == 0.
5759 (scan_relocatable_relocs): Pass r_sym to
5760 local_non_section_strategy.
5761 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5764 * configure.ac: Update test for TLS descriptors: they are
5765 supported as of glibc 2.9.
5766 * configure: Rebuild.
5768 2008-12-11 Ian Lance Taylor <iant@google.com>
5771 * target-reloc.h (Default_scan_relocatable_relocs): For each
5772 function, map r_type == 0 to RELOC_DISCARD.
5774 2008-12-10 Cary Coutant <ccoutant@google.com>
5776 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5777 object to override a kept COMDAT group from a plugin object.
5779 2008-12-09 Ian Lance Taylor <iant@google.com>
5782 * yyscript.y (file_cmd): Handle INPUT.
5784 * testsuite/initpri1.c: Change all declarations to be full
5785 prototypes by adding void, to avoid compiler warnings.
5787 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5789 * options.cc (General_options::parse_plugin_opt): New.
5790 (General_options::add_plugin): The argument now is just the filename.
5791 (General_options::add_plugin_option): New.
5792 * options.h (plugin_opt): New.
5793 (add_plugin): Change argument name.
5794 (add_plugin_option): New.
5795 * plugin.cc (Plugin::load): Don't parse the plugin option.
5796 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5797 (Plugin::add_option): New.
5798 (Plugin::args_): Change type.
5799 (Plugin::filename_): New.
5800 (Plugin_manager::add_plugin_option): New.
5801 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5802 * testsuite/Makefile.in: Regenerate.
5804 2008-12-05 Cary Coutant <ccoutant@google.com>
5806 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5807 Handle --strip-lto-sections option.
5808 * options.h (strip_lto_sections): New option.
5810 2008-12-01 Cary Coutant <ccoutant@google.com>
5812 * plugin.cc (ld_plugin_message): Change format parameter to const.
5813 Fix mismatch between new[] and delete.
5815 2008-11-14 Cary Coutant <ccoutant@google.com>
5817 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5820 2008-11-05 Craig Silverstein <csilvers@google.com>
5822 * options.cc (General_options::parse_dynamic_list): New function.
5823 * options.h (General_options): New flags dynamic_list,
5824 dynamic_list_data, dynamic_list_cpp_new, and
5825 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5826 (General_options::in_dynamic_list): New function.
5827 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5828 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5829 (Lex::can_continue_name): Likewise.
5831 (read_script_file): New parameter script_options.
5832 (read_dynamic_list): New function.
5833 (Script_options::define_dynamic_list): New function.
5834 (dynamic_list_keyword_parsecodes): New variable.
5835 (dynamic_list_keywords): New variable.
5836 * script.h (Script_options::define_dynamic_list): New function
5838 (read_dynamic_list): New function prototype.
5839 * symtab.cc (strprefix): New macro.
5840 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5841 dynamic_list_data, dynamic_list_cpp_new, and
5842 dynamic_list_cpp_typeinfo.
5843 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5844 (dynamic_list_expr): New rule.
5845 (dynamic_list_nodes): Likewise.
5846 (dynamic_list_node): Likewise.
5847 * testsuite/Makefile.am (dynamic_list): New test.
5848 * testsuite/Makefile.in: Regenerated.
5849 * testsuite/dynamic_list.t: New file.
5850 * testsuite/dynamic_list.sh: New file.
5852 2008-11-05 Craig Silverstein <csilvers@google.com>
5854 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5855 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5856 (t11_last): Likewise.
5857 * testsuite/ver_test_6.c (main): Likewise.
5859 2008-10-07 Cary Coutant <ccoutant@google.com>
5861 * options.c (General_options::finalize): Add check for -static and
5863 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5866 2008-10-02 Cary Coutant <ccoutant@google.com>
5868 * plugin.cc (make_sized_plugin_object): Fix conditional
5869 compilation to work when not all targets are enabled.
5871 2008-09-29 Cary Coutant <ccoutant@google.com>
5873 * archive.cc (Archive::get_file_and_offset): Use filename instead
5874 of name to get library path.
5875 (Archive::include_member): Unlock external member of a thin archive.
5877 * testsuite/Makefile.am (TEST_AR): New variable.
5878 (thin_archive_test_1): New test.
5879 (thin_archive_test_2): New test.
5880 * testsuite/Makefile.in: Regenerate.
5881 * testsuite/thin_archive_main.cc: New file.
5882 * testsuite/thin_archive_test_1.cc: New file.
5883 * testsuite/thin_archive_test_2.cc: New file.
5884 * testsuite/thin_archive_test_3.cc: New file.
5885 * testsuite/thin_archive_test_4.cc: New file.
5887 2008-09-29 Cary Coutant <ccoutant@google.com>
5889 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5890 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5892 (Sized_relobj::do_finalize_local_symbols): Likewise.
5893 (Sized_relobj::map_to_kept_section): Likewise.
5894 * object.h (Sized_relobj::invalid_address): New constant.
5895 (Sized_relobj::do_output_section_offset): Check for invalid_address
5897 * output.cc (Output_reloc::local_section_offset): Use constant
5898 invalid_address instead of -1U.
5899 (Output_reloc::get_address): Likewise.
5900 (Output_section::output_address): Change -1U to -1ULL.
5901 * output.h (Output_reloc::invalid_address): New constant.
5902 * reloc.cc (Sized_relobj::write_sections): Use constant
5903 invalid_address instead of -1U.
5904 (Sized_relobj::relocate_sections): Likewise.
5905 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5906 values for merge sections.
5907 * target-reloc.h (relocate_for_relocatable): Use constant
5908 invalid_address instead of -1U.
5910 2008-09-19 Cary Coutant <ccoutant@google.com>
5912 Add plugin functionality for link-time optimization (LTO).
5913 * configure.ac (plugins): Add --enable-plugins option.
5914 * configure: Regenerate.
5915 * config.in: Regenerate.
5916 * Makefile.am (LIBDL): New variable.
5917 (CCFILES): Add plugin.cc.
5918 (HFILES): Add plugin.h.
5919 (ldadd_var): Add LIBDL.
5920 * Makefile.in: Regenerate.
5922 * archive.cc: Include "plugin.h".
5923 (Archive::setup): Don't preread archive symbols when using a plugin.
5924 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5925 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5927 (Archive::include_member): Add symbols from plugin objects.
5928 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5929 * descriptors.cc (Descriptors::open): Check for file descriptors
5930 abandoned by plugins.
5931 (Descriptors::claim_for_plugin): New function.
5932 * descriptors.h (Descriptors::claim_for_plugin): New function.
5933 (Open_descriptor::is_claimed): New field.
5934 (claim_descriptor_for_plugin): New function.
5935 * fileread.cc (File_read::claim_for_plugin): New function.
5936 * fileread.h (File_read::claim_for_plugin): New function.
5937 (File_read::descriptor): New function.
5938 * gold.cc: Include "plugin.h".
5939 (queue_initial_tasks): Add task to call plugin hooks for generating
5941 * main.cc: Include "plugin.h".
5942 (main): Load plugin libraries.
5943 * object.h (Pluginobj): Declare.
5944 (Object::pluginobj): New function.
5945 (Object::do_pluginobj): New function.
5946 (Object::set_target): New function.
5947 * options.cc: Include "plugin.h".
5948 (General_options::parse_plugin): New function.
5949 (General_options::General_options): Initialize plugins_ field.
5950 (General_options::add_plugin): New function.
5951 * options.h (Plugin_manager): Declare.
5952 (General_options): Add --plugin option.
5953 (General_options::has_plugins): New function.
5954 (General_options::plugins): New function.
5955 (General_options::add_plugin): New function.
5956 (General_options::plugins_): New field.
5957 * plugin.cc: New file.
5958 * plugin.h: New file.
5959 * readsyms.cc: Include "plugin.h".
5960 (Read_symbols::do_read_symbols): Check for archive before checking
5961 for ELF file. Call plugin hooks to claim files.
5962 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5963 from a real object file; force override when processing replacement
5965 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5966 (Symbol::init_base_object): Likewise.
5967 (Symbol::init_base_output_data): Likewise.
5968 (Symbol::init_base_output_segment): Likewise.
5969 (Symbol::init_base_constant): Likewise.
5970 (Symbol::init_base_undefined): Likewise.
5971 (Symbol::output_section): Assert that object is not a plugin.
5972 (Symbol_table::add_from_pluginobj): New function.
5973 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5975 (Symbol_table::sized_write_globals): Likewise.
5976 (Symbol_table::add_from_pluginobj): Instantiate template.
5977 * symtab.h (Sized_pluginobj): Declare.
5978 (Symbol::in_real_elf): New function.
5979 (Symbol::set_in_real_elf): New function.
5980 (Symbol::in_real_elf_): New field.
5981 (Symbol_table::add_from_pluginobj): New function.
5983 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5984 (LIBDL): New variable.
5986 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5987 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5988 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5989 (MOSTLYCLEANFILES): Likewise.
5990 * testsuite/Makefile.in: Regenerate.
5991 * testsuite/plugin_test.c: New file.
5992 * testsuite/plugin_test_1.sh: New file.
5993 * testsuite/plugin_test_2.sh: New file.
5995 2008-09-16 Ian Lance Taylor <iant@google.com>
5997 * target-reloc.h (relocate_section): Check whether a symbol is
5998 defined by the ABI before reporting an undefined symbol error.
5999 * target.h (Target::is_defined_by_abi): Make parameter const.
6000 (Target::do_is_defined_by_abi): Likewise.
6001 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6002 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6003 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6004 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6005 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6006 * testsuite/Makefile.in: Rebuild.
6008 * fileread.cc (make_view): Add casts to avoid warning.
6010 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6012 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6013 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6015 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6017 * options.h (General_options::output_is_executable): New.
6018 (General_options::output_is_pie): New.
6019 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6020 for shared libraries.
6021 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6023 2008-09-11 Chris Demetriou <cgd@google.com>
6025 * options.h (origin): New -z option.
6026 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6027 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6030 2008-09-05 Cary Coutant <ccoutant@google.com>
6032 * fileread.cc (File_read::make_view): Add check for attempt to map
6035 2008-09-05 Cary Coutant <ccoutant@google.com>
6037 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6038 explicit instantiations.
6040 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6043 * options.cc (General_options::finalize): Allow undefined symbols
6044 in shlibs if linking -shared.
6047 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6048 symbols as not needing a dynsym entry.
6050 2008-08-20 Craig Silverstein <csilvers@google.com>
6052 * fileread.cc (File_read::open): Do not lock the file unless it
6053 was successfully opened.
6055 2008-08-14 Cary Coutant <ccoutant@google.com>
6057 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6058 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6059 * testsuite/tls_test.cc (struct int128): 128-bit struct
6060 for testing TLS relocs with non-zero addend.
6061 (v12): New TLS variable.
6063 (t_last): Add check for v12.
6064 * testsuite/tls_test.h (t12): New function.
6065 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6067 2008-08-13 Ian Lance Taylor <iant@google.com>
6069 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6070 set tls_segment_ or relro_segment_.
6071 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6073 * output.h (Output_section::clear_is_relro): New function.
6074 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6075 sections specially even when output_data_ is empty.
6076 (Output_segment::maximum_alignment): When first section is relro,
6077 only force alignment for PT_LOAD segments.
6078 * script.cc (script_data_segment_align): New function.
6079 (script_data_segment_relro_end): New function.
6080 * script-c.h (script_data_segment_align): Declare.
6081 (script_data_segment_relro_end): Declare.
6082 * script-sections.h (class Script_sections): Declare
6083 data_segment_align and data_segment_relro_end. Add fields
6084 segment_align_index_ and saw_relro_end_.
6085 * script-sections.cc (class Sections_element): Add set_is_relro
6086 virtual function. Add new bool* parameter to place_orphan_here.
6087 Add get_output_section virtual function.
6088 (class Output_section_definition): Add set_is_relro. Add new
6089 bool* parameter to place_orphan_here. Add get_output_section.
6090 Add is_relro_ field.
6091 (Output_section_definition::Output_section_definition): Initialize
6092 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6093 and is_relro_ fields.
6094 (Output_section_definition::place_orphan_here): Add is_relro
6096 (Output_section_definition::set_section_addresses): Set relro for
6098 (Output_section_definition::alternate_constraint): Likewise.
6099 (class Orphan_output_section): Add new bool* parameter to
6100 place_orphan_here. Add get_output_section.
6101 (Orphan_output_section::place_orphan_here): Add is_relro
6103 (Script_sections::Script_sections): Initialize
6104 data_segment_align_index_ and saw_relro_end_.
6105 (Script_sections::data_segment_align): New function.
6106 (Script_sections::data_segment_relro_end): New function.
6107 (Script_sections::place_orphan): Set or clear is_relro.
6108 (Script_sections::set_section_addresses): Force alignment of first
6110 * yyscript.y (exp): Call script_data_segment_align and
6111 script_data_segment_relro_end.
6112 * testsuite/relro_script_test.t: New file.
6113 * testsuite/relro_test.cc (using_script): Declare.
6114 (t1, t2): Test using_script.
6115 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6116 (relro_script_test_SOURCES): Define.
6117 (relro_script_test_DEPENDENCIES): Define.
6118 (relro_script_test_LDFLAGS): Define.
6119 (relro_script_test_LDADD): Define.
6120 (relro_script_test.so): New target.
6121 * testsuite/Makefile.in: Rebuild.
6123 2008-08-06 Cary Coutant <ccoutant@google.com>
6125 * archive.cc (Archive::total_archives, Archive::total_members)
6126 (Archive::total_members_loaded): New variables.
6127 (Archive::setup): Add parameter. Add option to preread
6129 (Archive::read_armap): Add counter.
6130 (Archive::get_file_and_offset): New function.
6131 (Archive::get_elf_object_for_member): New function.
6132 (Archive::read_all_symbols): New function.
6133 (Archive::read_symbols): New function.
6134 (Archive::add_symbols): Add counters.
6135 (Archive::include_all_members): Use armap to find members if it's
6137 (Archive::include_member): Skip reading symbols if already read.
6138 Factored code into Archive::get_file_and_offset and
6139 Archive::get_elf_object_for_member. Changed call to
6140 Mapfile::report_include_archive_member.
6141 (Archive::print_stats): New function.
6142 * archive.h: Declare Object and Read_symbols_data classes.
6143 (Archive::Archive): Add initializers for new members.
6144 (Archive::setup): Add parameter.
6145 (Archive::print_stats): New function.
6146 (Archive::total_archives, Archive::total_members)
6147 (Archive::total_members_loaded): New variables.
6148 (Archive::get_file_and_offset): New function.
6149 (Archive::get_elf_object_for_member): New function.
6150 (Archive::read_all_symbols): New function.
6151 (Archive::read_symbols): New function.
6152 (Archive::Archive_member): New class.
6153 (Archive::members_): New member.
6154 (Archive::num_members_): New member.
6155 * main.cc: Include archive.h.
6156 (main): Call Archive::print_stats.
6157 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6158 archive parameter; member_name is now the fully-decorated name.
6159 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6160 * options.h: (General_options): Add --preread-archive-symbols option.
6161 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6164 2008-08-04 Ian Lance Taylor <iant@google.com>
6166 * symtab.h (Symbol::use_plt_offset): New function.
6167 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6168 * powerpc.cc (Relocate::relocate): Likewise.
6169 * sparc.cc (Relocate::relocate): Likewise.
6170 * x86_64.cc (Relocate::relocate): Likewise.
6171 * testsuite/weak_plt.sh: New test.
6172 * testsuite/weak_plt_main.cc: New test.
6173 * testsuite/weak_plt_shared.cc: New test.
6174 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6175 (check_PROGRAMS): Add weak_plt.
6176 (check_DATA): Add weak_plt_shared.so.
6177 (weak_plt_main_pic.o, weak_plt): New targets.
6178 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6179 * testsuite/Makefile.in: Rebuild.
6181 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6183 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6184 * testsuite/Makefile.in: Rebuild.
6186 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6188 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6189 * Makefile.in: Regenerate.
6190 * po/POTFILES.in: Regenerate.
6192 2008-07-29 Ian Lance Taylor <iant@google.com>
6194 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6195 symbols before other symbols.
6196 * testsuite/script_test_2.cc (test_addr): Declare.
6197 (test_addr_alias): Declare.
6198 (main): Check that test_addr and test_addr_alias have the right
6200 * testsuite/script_test_2.t: Define test_addr_alias and
6203 2008-07-24 Ian Lance Taylor <iant@google.com>
6206 * descriptors.cc: New file.
6207 * descriptors.h: New file.
6208 * gold-threads.h (class Hold_optional_lock): New class.
6209 * fileread.cc: Include "descriptors.h".
6210 (File_read::~File_read): Release descriptor rather than closing
6212 (File_read::open) [file]: Call open_descriptor rather than open.
6213 Set is_descriptor_opened_.
6214 (File_read::open) [memory]: Assert that descriptor is not open.
6215 (File_read::reopen_descriptor): New function.
6216 (File_read::release): Release descriptor.
6217 (File_read::do_read): Make non-const. Reopen descriptor.
6218 (File_read::read): Make non-const.
6219 (File_read::make_view): Reopen descriptor.
6220 (File_read::do_readv): Likewise.
6221 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6222 Update declarations.
6223 * layout.cc: Include "descriptors.h".
6224 (Layout::create_build_id): Use open_descriptor rather than open.
6225 * output.cc: Include "descriptors.h".
6226 (Output_file::open): Use open_descriptor rather than open.
6227 * archive.cc (Archive::const_iterator): Change Archive to be
6229 (Archive::begin, Archive::end): Make non-const.
6230 (Archive::count_members): Likewise.
6231 * archive.h (class Archive): Update declarations.
6232 * object.h (Object::read): Make non-const.
6233 * Makefile.am (CCFILES): Add descriptors.cc.
6234 (HFILES): Add descriptors.h.
6235 * Makefile.in: Rebuild.
6238 * gold.h: Always include <clocale>. Add Solaris workarounds
6239 following code in binutils/sysdep.h.
6242 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6243 this->eh_frame_hdr_ is NULL before using it.
6245 * dynobj.cc (Versions::Versions): Update comment.
6247 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6248 the base version name.
6250 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6251 array size plus one.
6252 (Stringpool_template::set_string_offsets): Subtract one from key
6253 before using it as an array index.
6254 (Stringpool_template::get_offset_with_length): Likewise.
6255 (Stringpool_template::write_to_buffer): Likewise.
6256 * stringpool.h (Stringpool_template::get_offset_from_key):
6259 2008-07-23 Ian Lance Taylor <iant@google.com>
6262 * object.h (Merged_symbol_value::value): Do our best to handle a
6266 * script.cc (Version_script_info::get_versions): Don't add empty
6267 version tag to return value.
6268 (Version_script_info::get_symbol_version_helper): Change return
6269 type to bool. Add pversion parameter. Change all callers.
6270 (script_register_vers_node): Don't require a non-NULL tag.
6271 * script.h (class Version_script_info): Update declarations.
6272 (Version_script_info::get_symbol_version): Change return type to
6273 bool. Add version parameter. Change all callers.
6274 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6275 handling. Handle an empty version from a version script.
6276 (Symbol_table::define_special_symbol): Likewise.
6277 * testsuite/ver_test_10.script: New file.
6278 * testsuite/ver_test_10.sh: New file.
6279 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6280 (check_DATA): Add ver_test_10.syms.
6281 (ver_test_10.syms, ver_test_10.so): New target.
6282 * testsuite/Makefile.in: Rebuild.
6284 2008-07-23 Simon Baldwin <simonb@google.com>
6286 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6287 to zero for undefined symbols from dynamic libraries.
6289 2008-07-23 Ian Lance Taylor <iant@google.com>
6291 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6293 * symtab.h (class Symbol_table): Update declaration.
6294 * testsuite/ver_test_9.cc: New file.
6295 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6296 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6297 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6298 (ver_test_9.so, ver_test_9.o): New targets.
6299 * testsuite/Makefile.in: Rebuild.
6301 2008-07-22 Ian Lance Taylor <iant@google.com>
6303 * options.h (class General_options): Define --check-sections.
6304 * layout.cc (Layout::set_segment_offsets): Handle
6307 * options.h (class General_options): Define -n/--nmagic and
6309 * options.cc (General_options::finalize): For -n/--nmagic or
6310 -N/--omagic, set -static.
6311 * layout.cc (Layout::attach_allocated_section_to_segment): If
6312 -N/--omagic, don't put read-only and read-write sections in
6314 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6315 finding a read-only segment.
6316 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6317 don't set the minimum segment alignment to the common page size,
6318 and don't set the file offset to the address modulo the page size.
6319 * script-sections.cc (Script_sections::create_segments): If
6320 -n/--omagic, don't put read-only and read-write sections in
6323 * cref.cc: New file.
6325 * options.h (class General_options): Add --print-symbol-counts.
6326 * main.cc (main): Issue defined symbol report if requested.
6327 * archive.cc (Archive::interpret_header): Make into a const member
6329 (Archive::add_symbols): Call Input_objects::archive_start and
6331 (Archive::const_iterator): Define new class.
6332 (Archive::begin, Archive::end): New functions.
6333 (Archive::include_all_members): Rewrite to use iterator.
6334 (Archive::count_members): New function.
6335 * archive.h (class Archive): Update declarations.
6336 (Archive::filename): New function.
6337 * object.cc: Include "cref.h".
6338 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6339 (Sized_relobj::do_get_global_symbol_counts): New function.
6340 (Input_objects::add_object): Add object to cross-referencer.
6341 (Input_objects::archive_start): New function.
6342 (Input_objects::archive_stop): New function.
6343 (Input_objects::print_symbol_counts): New function.
6344 * object.h: Declare Cref and Archive.
6345 (Object::get_global_symbol_counts): New function.
6346 (Object::do_get_global_symbol_counts): New pure virtual function.
6347 (class Sized_relobj): Add defined_count_ field. Update
6349 (class Input_objects): Add cref_ field. Update constructor.
6350 Update declarations.
6351 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6353 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6355 (Sized_dynobj::do_get_global_symbol_counts): New function.
6356 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6357 defined_count_. Update declarations. Define Symbols typedef.
6358 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6359 parameter. Change all callers.
6360 (Symbol_table::add_from_dynobj): Add sympointers and defined
6361 parameters. Change all callers.
6362 * symtab.h (class Symbol_table): Update declarations.
6363 * Makefile.am (CCFILES): Add cref.cc.
6364 (HFILES): Add cref.h.
6365 * Makefile.in: Rebuild.
6367 2008-07-22 Simon Baldwin <simonb@google.com>
6369 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6370 to zero when writing undefined symbols.
6372 2008-07-22 Ian Lance Taylor <iant@google.com>
6374 * output.cc (Output_section::add_input_section): Don't try to
6375 merge empty merge sections.
6377 2008-07-21 Craig Silverstein <csilvers@google.com>
6379 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6380 Include symbol version in error message.
6382 2008-07-20 Chris Demetriou <cgd@google.com>
6384 * configure.ac (gold_cv_c_random_seed): New configured variable.
6385 (RANDOM_SEED_CFLAGS): New substituted variable.
6386 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6387 * configure: Rebuild.
6388 * Makefile.in: Likewise.
6389 * testsuite/Makefile.in: Likewise.
6391 2008-07-18 Ian Lance Taylor <iant@google.com>
6393 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6394 where we see NAME/NULL and NAME/VERSION as separate symbols.
6395 * testsuite/ver_test_main.cc (main): Call t4.
6396 (t4, t4_2a): Define.
6397 * testsuite/ver_test_2.cc (t4_2): Define.
6398 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6399 * testsuite/ver_test_4.cc (t4_2a): Define.
6400 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6401 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6403 2008-07-17 Ian Lance Taylor <iant@google.com>
6405 * dynobj.cc (Versions::add_def): If we give an error about a
6406 missing version, go ahead and create the version anyhow.
6408 2008-07-10 Ian Lance Taylor <iant@google.com>
6410 Handle output sections with more than 0x7fffffff bytes.
6411 * object.h (class Relobj): Change map_to_output_ to
6412 output_sections_, and just keep a section pointer. Change all
6413 uses. Move comdat group support to Sized_relobj.
6414 (Relobj::is_section_specially_mapped): Remove.
6415 (Relobj::output_section): Remove poff parameter. Change all
6417 (Relobj::output_section_offset): New function.
6418 (Relobj::set_section_offset): Rewrite.
6419 (Relobj::map_to_output): Remove.
6420 (Relobj::output_sections): New function.
6421 (Relobj::do_output_section_offset): New pure virtual function.
6422 (Relobj::do_set_section_offset): Likewise.
6423 (class Sized_relobj): Add section_offsets_ field. Add comdat
6424 group support from Relobj. Update declarations.
6425 (Sized_relobj::get_output_section_offset): New function.
6426 (Sized_relobj::do_output_section_offset): New function.
6427 (Sized_relobj::do_set_section_offset): New function.
6428 * object.cc (Relobj::output_section_address): Remove.
6429 (Sized_relobj::Sized_relobj): Initialize new fields.
6430 (Sized_relobj::include_section_group): Cast find_kept_object to
6432 (Sized_relobj::include_linkonce_section): Likewise.
6433 (Sized_relobj::do_layout): Use separate arrays for output section
6435 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6437 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6438 output_sections and section_offsets.
6439 (Sized_relobj::write_local_symbols): Likewise.
6440 (map_to_kept_section): Compute output address directly.
6441 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6442 output_sections and section_offsets.
6443 (Sized_relobj::write_sections): Likewise.
6444 (Sized_relobj::relocate_sections): Likewise.
6445 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6446 * output.h (class Output_reloc): Update declarations. Change
6447 u2_.relobj to Sized_relobj*.
6448 (class Output_data_reloc): Change add functions to use
6450 * output.cc (Output_reloc::Output_reloc): Change relobj to
6452 (Output_reloc::local_section_offset): Change return type to
6453 Elf_Addr. Use get_output_section_offset.
6454 (Output_reloc::get_address): Likewise.
6455 (Output_section::is_input_address_mapped): Don't call
6456 is_section_specially_mapped.
6457 (Output_section::output_offset): Likewise.
6458 (Output_section::output_address): Likewise.
6459 (Output_section::starting_output_address): Likewise.
6460 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6461 parameter to Sized_relobj*.
6462 (Copy_relocs::need_copy_reloc): Likewise.
6463 (Copy_relocs::save): Likewise.
6464 * copy-relocs.h (class Copy_relocs): Update declarations.
6465 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6466 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6467 * target-reloc.h (relocate_for_relocatable): Change
6468 offset_in_output_section type to Elf_Addr. Change code that uses
6470 * layout.cc (Layout::layout): Always set *off.
6471 * mapfile.cc (Mapfile::print_input_section): Use
6472 output_section_offset.
6473 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6475 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6476 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6477 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6479 2008-07-03 Ian Lance Taylor <iant@google.com>
6481 * layout.cc (Layout::include_section): Do not discard unrecognized
6482 SHT_STRTAB sections.
6484 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6486 * script.cc (Lex::can_continue_name): Make '?' allowable in
6487 version-script names.
6488 * testsuite/version_script.map: Change glob pattern to use '?'
6490 2008-06-30 Manish Singh <yosh@gimp.org>
6493 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6496 2008-06-30 Ian Lance Taylor <iant@google.com>
6500 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6501 versions]: Don't try to read the value in the contents, since we
6502 don't use it. Use the template endianness when writing.
6504 2008-06-25 Cary Coutant <ccoutant@google.com>
6506 * fileread.cc (File_read::make_view): Assert on zero-length view.
6507 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6508 symbol table when there are no symbols to read.
6510 2008-06-23 Craig Silverstein <csilvers@google.com>
6512 * version.cc (version_string): Bump to 1.7
6514 2008-06-18 Craig Silverstein <csilvers@google.com>
6516 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6517 constant 0xFFFF to type Valtype.
6518 (Powerpc_relocate_functions::rel16_ha): Likewise.
6520 2008-06-17 Ian Lance Taylor <iant@google.com>
6522 * output.h (Output_section::Input_section): Initialize p2align_ to
6523 zero for Output_section_data constructors.
6524 (Output_section::Input_section::addralign): If not an input
6525 section, return the alignment of the Output_section_data.
6526 * testsuite/copy_test.cc: New file.
6527 * testsuite/copy_test_1.cc: New file.
6528 * testsuite/copy_test_2.cc: New file.
6529 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6530 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6531 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6532 (copy_test_1_pic.o, copy_test_1.so): New targets.
6533 (copy_test_2_pic.o, copy_test_2.so): New targets.
6534 * testsuite/Makefile.in: Rebuild.
6536 * script-sections.cc (Script_sections::place_orphan): Initialize
6537 local variable exact.
6539 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6541 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6543 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6544 David S. Miller <davem@davemloft.net>
6546 * powerpc.cc: New file.
6547 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6548 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6549 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6550 * Makefile.in: Rebuild.
6552 2008-06-09 Ian Lance Taylor <iant@google.com>
6554 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6556 (throwing, orig_terminate): New static variables.
6557 (terminate_handler): New static function.
6558 (t2): Set terminate handler.
6560 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6563 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6566 2008-05-30 Cary Coutant <ccoutant@google.com>
6568 * archive.cc (Archive::include_all_members) Correct to step
6569 over symbol table and extended name table in thin archives.
6571 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6574 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6577 2008-05-28 Caleb Howe <cshowe@google.com>
6579 * reduced_debug_output.cc: New file.
6580 * reduced_debug_output.h: New file.
6581 * options.h (class General_options): Add --strip-debug-non-line.
6582 * options.cc (General_options::finalize): Add strip_debug_non_line
6583 to the strip heirarchy.
6584 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6586 * layout.cc: Include "reduced_debug_output.h".
6587 (Layout::Layout): Initialize new fields.
6588 (line_only_debug_sections): New static array.
6589 (is_lines_only_debug_sections): New static inline function.
6590 (Layout::include_section): Handle --strip-debug-non-line.
6591 (Layout::make_output_section): If --strip-debug-non-line, build
6592 new output sections for .debug_abbrev and .debug_info.
6593 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6594 gold. Warn about possible overflow.
6595 (read_signed_LEB_128): Likewise.
6596 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6597 (read_signed_LEB_128): Declare.
6598 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6599 (HFILES): Add reduced_debug_output.h.
6600 * Makefile.in: Rebuild.
6602 2008-05-21 Ian Lance Taylor <iant@google.com>
6604 * mapfile.cc: New file.
6605 * mapfile.h: New file.
6606 * options.h (class General_options): Add -M/--print-map and -Map.
6607 * options.cc (General_options::finalize): Make -M equivalent to
6609 * main.cc: Include <cstdio> and "mapfile.h".
6610 (main): Open mapfile if requested.
6611 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6612 constructor. Change caller.
6613 (queue_initial_tasks): Add mapfile parameter. Change caller.
6614 (queue_middle_tasks): Likewise.
6615 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6617 * archive.cc: Include "mapfile.h".
6618 (Archive::add_symbols): Add mapfile parameter. Change all
6619 callers. Pass mapfile, symbol, and reason to include_member.
6620 (Archive::include_all_members): Add mapfile parameter. Change all
6622 (Archive::include_member): Add mapfile, sym, and why parameters.
6623 Change all callers. Report inclusion to map file.
6624 * archive.h: Include "fileread.h".
6625 (class Archive): Update declarations.
6626 (Archive::file): New const method.
6627 (class Add_archive_symbols): Add mapfile_ field. Update
6628 constructor. Change all callers.
6629 * readsyms.h (class Read_symbols): Likewise.
6630 (class Finish_group): Likewise.
6631 (class Read_script): Likewise.
6632 * common.cc: Include "mapfile.h".
6633 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6635 (Symbol_table::do_allocate_commons): Likewise.
6636 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6637 symbol allocation to mapfile.
6638 * common.h (class Allocate_commons_task): Add mapfile_ field.
6639 Update constructor. Change all callers.
6640 * symtab.h (class Symbol_table): Update declarations.
6641 * layout.cc: Include "mapfile.h".
6642 (Layout_task_runner::run): Print information to mapfile.
6643 (Layout::create_gold_note): Change Output_data_fixed_space to
6644 Output_data_zero_fill.
6645 (Layout::create_build_id): Likewise.
6646 (Layout::print_to_mapfile): New function.
6647 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6648 constructor. Change caller.
6649 (class Layout): Declare print_to_mapfile.
6650 * output.cc (Output_section::Input_section::print_to_mapfile): New
6652 (Output_section::add_input_section): If producing a map, always
6653 add to input_sections_ list.
6654 (Output_section::do_print_to_mapfile): New function.
6655 (Output_segment::print_sections_to_mapfile): New function.
6656 (Output_segment::print_section_list_to_mapfile): New function.
6657 * output.h: Include "mapfile.h".
6658 (Output_data::print_to_mapfile): New function.
6659 (Output_data::do_print_to_mapfile): New virtual function.
6660 (Output_segment_headers::do_print_to_mapfile): New function.
6661 (Output_file_header::do_print_to_mapfile): New function.
6662 (Output_data_const::do_print_to_mapfile): New function.
6663 (class Output_data_const_buffer): Add map_name_ field. Update
6664 constructor. Change all callers. Add do_print_to_mapfile
6666 (class Output_data_fixed_space): Likewise.
6667 (class Output_data_space): Likewise.
6668 (class Output_data_zero_fill): New class.
6669 (Output_data_strtab::do_print_to_mapfile): New function.
6670 (Output_data_reloc_base::do_print_to_mapfile): New function.
6671 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6672 (Output_data_group::do_print_to_mapfile): New function.
6673 (Output_data_got::do_print_to_mapfile): New function.
6674 (Output_data_dynamic::do_print_to_mapfile): New function.
6675 (Output_symtab_xindex::do_print_to_mapfile): New function.
6676 (class Output_section): Declare do_print_to_mapflie. Declare
6677 print_to_mapfile in Input_section.
6678 (class Output_segment): Declare new functions.
6679 * object.h (Sized_relobj::symbol_count): New function.
6680 * script-sections.cc
6681 (Output_section_element_dot_assignment::set_section_addresses):
6682 Change Output_data_fixed_space to Output_data_zero_fill.
6683 (Output_data_expression::do_print_to_mapfile): New function.
6684 * script.cc (read_input_script): Add mapfile parameter. Change
6686 * script.h (read_input_script): Update declaration.
6687 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6688 (Eh_frame::do_print_to_mapfile): New function.
6689 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6690 (Output_merge_string::do_print_to_mapfile): New function.
6691 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6693 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6695 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6697 * Makefile.am (CCFILES): Add mapfile.cc.
6698 (HFILES): Add mapfile.h.
6699 * Makefile.in: Rebuild.
6701 2008-05-19 Ian Lance Taylor <iant@google.com>
6703 * options.h (class General_options): Add -z relro.
6704 * layout.cc (Layout::Layout): Initialize relro_segment_.
6705 (Layout::add_output_section_data): Return the output section.
6706 (Layout::make_output_section): Rcognize relro sections and mark
6708 (Layout::attach_allocated_section_to_segment): Put relro sections
6709 in a PT_GNU_RELRO segment.
6710 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6712 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6714 (Layout::linkonce_mapping): Map d.rel.ro.local to
6716 (Layout::output_section_name): Us .data.rel.ro.local for any
6717 section which begins with that.
6718 * layout.h (class Layout): Update add_output_section_data
6719 declaration. Add relro_segment_ field.
6720 * output.cc (Output_section::Output_section): Initialize is_relro_
6721 and is_relro_local_ fields.
6722 (Output_segment::add_output_section): Group relro sections.
6723 (Output_segment::is_first_section_relro): New function.
6724 (Output_segment::maximum_alignment): If there is a relro section,
6725 align the segment to the common page size.
6726 (Output_segment::set_section_addresses): Track whether we are
6727 looking at relro sections. If the last section is a relro
6728 section, align to the common page size.
6729 (Output_segment::set_section_list_addresses): Add in_relro
6730 parameter. Change all callers. Align to the page size when
6731 moving from relro to non-relro section.
6732 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6734 * output.h (class Output_section): Add is_relro_ and
6735 is_relro_local_ fields.
6736 (Output_section::is_relro): New function.
6737 (Output_section::set_is_relro): New function.
6738 (Output_section::is_relro_local): New function.
6739 (Output_section::set_is_relro_local): New function.
6740 (class Output_segment): Update declarations.
6741 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6742 * sparc.cc (Target_sparc::got_section): Likewise.
6743 * x86_64.cc (Target_x86_64::got_section): Likewise.
6744 * testsuite/relro_test_main.cc: New file.
6745 * testsuite/relro_test.cc: New file.
6746 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6747 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6748 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6749 (relro_test.so, relro_test_pic.o): New targets.
6750 * testsuite/Makefile.in: Rebuild.
6752 2008-05-16 Ian Lance Taylor <iant@google.com>
6754 * output.cc (Output_segment::add_output_section): Remove front
6756 * output.h (class Output_segment): Remove
6757 add_initial_output_section and overloaded add_output_section.
6758 Update declaration of remaining add_output_section.
6759 * layout.cc (Layout::create_interp): Call add_output_section
6760 rather than add_initial_output_section.
6761 (Layout::finish_dynamic_section): Likewise.
6763 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6764 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6765 know the dynamic type.
6766 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6767 field. Initialize it in constructor.
6768 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6769 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6770 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6773 * output.cc (Output_reloc::get_address): Change return type to
6775 * output.h (class Output_reloc): Update get_address declaration.
6776 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6777 for section addresses.
6779 2008-05-09 Ian Lance Taylor <iant@google.com>
6782 * gold.cc (gold_nomem): Use return value of write.
6784 2008-05-08 Ian Lance Taylor <iant@google.com>
6786 * symtab.c (Symbol::init_base_output_data): Add version
6787 parameter. Change all callers.
6788 (Symbol::init_base_output_segment): Likewise.
6789 (Symbol::init_base_constant): Likewise.
6790 (Symbol::init_base_undefined): Likewise.
6791 (Sized_symbol::init_output_data): Likewise.
6792 (Sized_symbol::init_output_segment): Likewise.
6793 (Sized_symbol::init_constant): Likewise.
6794 (Sized_symbol::init_undefined): Likewise.
6795 (Symbol_table::do_define_in_output_data): If the new symbol has a
6796 version, mark it as the default.
6797 (Symbol_table::do_define_in_output_segment): Likewise.
6798 (Symbol_table::do_define_as_constant): Likewise.
6799 * symtab.h (class Symbol): Update declarations.
6800 (class Sized_symbol): Likewise.
6801 * resolve.cc (Symbol::override_version): New function.
6802 (Symbol::override_base): Call override_version.
6803 (Symbol::override_base_with_special): Likewise.
6804 * testsuite/ver_script_8.script: New file.
6805 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6806 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6807 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6808 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6810 2008-05-06 Ian Lance Taylor <iant@google.com>
6813 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6815 (class General_options): Remove existing --undefined, and add
6816 --no-undefined instead. Add new --undefined as synonym for -u.
6817 * archive.cc (Archive::add_symbols): Check whether symbol was
6819 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6820 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6821 all uses. Add IS_UNDEFINED. Update declarations to split
6822 different versions of init_base. Declare init_base_undefined.
6823 (Symbol::is_defined): Handle IS_UNDEFINED.
6824 (Symbol::is_undefined): Likewise.
6825 (Symbol::is_weak_undefined): Call is_undefined.
6826 (Symbol::is_absolute): Handle IS_CONSTANT.
6827 (class Sized_symbol): Update declarations to split different
6828 versions of init. Declare init_undefined.
6829 (class Symbol_table): Declare new functions.
6830 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6832 (Symbol::init_base_output_data): Likewise.
6833 (Symbol::init_base_output_segment): Likewise.
6834 (Symbol::init_base_constant): Likewise.
6835 (Symbol::init_base_undefined): New function.
6836 (Sized_symbol::init_object): Rename from init. Change all
6838 (Sized_symbol::init_output_data): Likewise.
6839 (Sized_symbol::init_output_segment): Likewise.
6840 (Sized_symbol::init_constant): Likewise.
6841 (Sized_symbol::init_undefined): New function.
6842 (Symbol_table::add_undefined_symbols_from_command_line): New
6844 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6846 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6847 (Symbol::output_section): Likewise.
6848 (Symbol::set_output_section): Likewise.
6849 (Symbol_table::sized_finalize_symbol): Likewise.
6850 (Symbol_table::sized_write_globals): Likewise.
6851 * resolve.cc (Symbol_table::should_override): Likewise.
6852 (Symbol::override_base_with_special): Likewise.
6854 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6855 symbol, change it to have default visibility.
6856 * testsuite/protected_1.cc: New file.
6857 * testsuite/protected_2.cc: New file.
6858 * testsuite/protected_3.cc: New file.
6859 * testsuite/protected_main_1.cc: New file.
6860 * testsuite/protected_main_2.cc: New file.
6861 * testsuite/protected_main_3.cc: New file.
6862 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6863 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6864 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6865 (protected_1.so): New target.
6866 (protected_1_pic.o, protected_2_pic.o): New targets.
6867 (protected_3_pic.o): New target.
6868 (check_PROGRAMS): Add protected_2.
6869 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6870 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6871 * testsuite/Makefile.in: Rebuild.
6873 * options.h (DEFINE_var): Add set_user_set_##varname__.
6874 (DEFINE_bool_alias): New macro.
6875 (class General_options): Define -Bstatic using DEFINE_bool_alias
6876 rather than DEFINE_special. Add --undefined as an alias for -z
6878 * options.cc (General_options::parse_Bstatic): Remove.
6880 * options.h (class General_options): Add --fatal-warnings.
6881 * main.cc (main): Implement --fatal-warnings.
6882 * errors.h (Errors::warning_count): New function.
6884 * options.h (class General_options): Add -Bsymbolic-functions.
6885 * symtab.h (Symbol::is_preemptible): Check for
6886 -Bsymbolic-functions.
6888 2008-05-05 Ian Lance Taylor <iant@google.com>
6890 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6891 as noVARNAME rather than no-VARNAME.
6892 (class General_options): Add option -z combreloc.
6893 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6895 (Output_reloc::sort_before) [SHT_REL]: New function.
6896 (Output_reloc::sort_before) [SHT_RELA]: New function.
6897 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6898 Sort_relocs_comparison.
6899 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6900 parameter. Change all callers.
6901 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6902 sort_relocs parameter. Change all callers.
6903 * output.cc (Output_reloc::get_address): New function, broken out
6905 (Output_reloc::write_rel): Call it.
6906 (Output_reloc::compare): New function.
6907 (Output_data_reloc_base::do_write): Optionally sort relocs.
6909 * configure.ac: If targ_extra_obj is set, link it in.
6910 * configure.tgt: Initialize all variables.
6911 (x86_64*): Set targ_extra_obj and targ_extra_size.
6912 * configure: Rebuild.
6914 * object.cc (Sized_relobj::include_section_group): Adjust section
6915 indexes read from group data. Build vector to pass to
6917 * layout.cc (Layout::layout_group): Add flags and shndxes
6918 parameters. Remove contents parameter. Change caller. Update
6919 explicit instantiations.
6920 * layout.h (class Layout): Update layout_group declaration.
6921 * output.cc (Output_data_group::Output_data_group): Add flags and
6922 input_shndxes parameters. Remove contents parameter. Change
6924 (Output_data_group::do_write): Change input_sections_ to
6926 * output.h (class Output_data_group): Update constructor
6927 declaration. Rename input_sections_ to input_shndxes_.
6928 * testsuite/many_sections_test.cc: Add template.
6930 2008-04-30 Cary Coutant <ccoutant@google.com>
6932 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6934 * layout.cc (Layout::include_section): Refactored check for debug
6936 (Layout::add_comdat): Add new parameters. Change type
6937 of signature parameter. Add object and shndx to signatures table.
6938 (Layout::find_kept_object): New function.
6939 * layout.h: Include <cstring>.
6940 (Layout::is_debug_info_section): New function.
6941 (Layout::add_comdat): Add new parameters.
6942 (Layout::find_kept_object): New function.
6943 (Layout::Kept_section): New struct.
6944 (Layout::Signatures): Change type of map range.
6945 * object.cc (Relobj::output_section_address): New function.
6946 (Sized_relobj::include_section_group): Add new parameters. Change
6947 calls to Layout::add_comdat. Change to build table of kept comdat
6948 groups and table mapping discarded sections to kept sections.
6949 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6950 (Sized_relobj::do_layout): Change calls to include_section_group and
6951 include_linkonce_section.
6952 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6953 value to zero when section is discarded.
6954 (Sized_relobj::map_to_kept_section): New function.
6955 * object.h (Relobj::output_section_address): New function.
6956 (Relobj::Comdat_group): New type.
6957 (Relobj::find_comdat_group): New function.
6958 (Relobj::Comdat_group_table): New type.
6959 (Relobj::Kept_comdat_section): New type.
6960 (Relobj::Kept_comdat_section_table): New type.
6961 (Relobj::add_comdat_group): New function.
6962 (Relobj::set_kept_comdat_section): New function.
6963 (Relobj::get_kept_comdat_section): New function.
6964 (Relobj::comdat_groups_): New field.
6965 (Relobj::kept_comdat_sections_): New field.
6966 (Symbol_value::input_value): Update comment.
6967 (Sized_relobj::map_to_kept_section) New function.
6968 (Sized_relobj::include_linkonce_section): Add new parameter.
6969 * target-reloc.h (Comdat_behavior): New type.
6970 (get_comdat_behavior): New function.
6971 (relocate_section): Add code to map a discarded section to the
6972 corresponding kept section when applying a relocation.
6974 2008-04-30 Craig Silverstein <csilvers@google.com>
6976 * dwarf_reader.cc (next_generation_count): New static var.
6977 (Addr2line_cache_entry): New struct.
6978 (addr2line_cache): New static var.
6979 (Dwarf_line_info::one_addr2line): Added caching.
6980 (Dwarf_line_info::clear_addr2line_cache): New function.
6981 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6982 cache-size parameter.
6983 (Dwarf_line_info::one_addr2line_cache): New function.
6984 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6985 new cache-size argument to one_addr2line(), and clear cache.
6987 2008-04-28 Cary Coutant <ccoutant@google.com>
6989 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6990 R_386_PC8 relocations.
6992 2008-04-23 Ian Lance Taylor <iant@google.com>
6994 * object.cc (Sized_relobj::include_section_group): Check for
6995 invalid section group.
6997 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7000 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7001 than read for file header.
7002 * archive.cc (Archive::include_member): Likewise.
7004 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7006 * aclocal.m4: Regenerate.
7007 * configure: Regenerate.
7009 2008-04-19 Ian Lance Taylor <iant@google.com>
7011 * version.cc (version_string): Bump to 1.6.
7013 * testsuite/Makefile.am (many_sections_r_test): New target.
7014 (many_sections_r_test_SOURCES): Remove.
7015 (many_sections_r_test_DEPENDENCIES): Remove.
7016 (many_sections_r_test_LDFLAGS): Remove.
7017 (many_sections_r_test_LDADD): Remove.
7019 * object.cc (Sized_relobj::do_add_symbols): Always pass
7020 local_symbol_count_ to add_from_relobj.
7022 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7023 every thousand variables.
7024 * testsuite/Makefile.in: Rebuild.
7026 * object.cc (Xindex::initialize_symtab_xindex): New function.
7027 (Xindex::read_symtab_xindex): New function.
7028 (Xindex::sym_xindex_to_shndx): New function.
7029 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7031 (Sized_relobj::do_initialize_xindex): New function.
7032 (Sized_relobj::do_read_symbols): Adjust section links.
7033 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7034 parameter. Change all callers.
7035 (Sized_relobj::include_section_group): Adjust section links and
7036 symbol section indexes.
7037 (Sized_relobj::do_layout): Adjust section links.
7038 (Sized_relobj::do_count_local_symbols): Adjust section links and
7039 symbol section indexes.
7040 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7041 ordinary and special symbols.
7042 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7043 dynsym_xindex parameters. Change all callers. Adjust section
7044 links. Use SHN_XINDEX when needed.
7045 (Sized_relobj::get_symbol_location_info): Adjust section links.
7046 Don't get fooled by special symbols.
7047 * object.h (class Xindex): Define.
7048 (class Object): Add xindex_ parameter. Declare virtual functoin
7049 do_initialize_xindex.
7050 (Object::adjust_sym_shndx): New function.
7051 (Object::set_xindex): New protected function.
7052 (class Symbol_value): Add is_ordinary_shndx_ field.
7053 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7054 (Symbol_value::value): Assert ordinary section.
7055 (Symbol_value::initialize_input_to_output_map): Likewise.
7056 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7058 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7060 (class Sized_relobj): Update declarations.
7061 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7062 parameter. Change all callers.
7063 (Sized_relobj::adjust_shndx): New function.
7064 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7066 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7067 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7068 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7069 (Sized_dynobj::read_dynsym_section): Adjust section links.
7070 (Sized_dynobj::read_dynamic): Likewise.
7071 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7073 (Sized_dynobj::do_initialize_xindex): New function.
7074 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7075 do_initialize_xindex.
7076 (Sized_dynobj::adjust_shndx): New function.
7077 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7078 dynsym_xindex_ fields.
7079 (Layout::finalize): Add a call to set_section_indexes before
7080 creating the symtab sections.
7081 (Layout::set_section_indexes): Don't do anything if the section
7082 already has a section index.
7083 (Layout::create_symtab_sections): Add shnum parameter. Change
7084 caller. Create .symtab_shndx section if needed.
7085 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7087 (Layout::allocated_output_section_count): New function.
7088 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7090 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7091 fields. Update declarations.
7092 (Layout::symtab_xindex): New function.
7093 (Layout::dynsym_xindex): New function.
7094 (class Write_symbols_task): Add layout_ field.
7095 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7097 * output.cc (Output_section_headers::Output_section_headers): Add
7098 shstrtab_section parameter. Change all callers.
7099 (Output_section_headers::do_sized_write): Store overflow values
7100 for section count and section string table section index in
7101 section header zero.
7102 (Output_file_header::do_sized_write): Check for overflow of
7103 section count and section string table section index.
7104 (Output_symtab_xindex::do_write): New function.
7105 (Output_symtab_xindex::endian_do_write): New function.
7106 * output.h (class Output_section_headers): Add shstrtab_section_.
7107 Update declarations.
7108 (class Output_symtab_xindex): Define.
7109 (Output_section::has_out_shndx): New function.
7110 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7112 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7114 (Sized_symbol::init): Likewise.
7115 (Symbol::output_section): Check for ordinary symbol.
7116 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7117 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7119 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7120 Change all callers. Simplify handling of symbols from sections
7121 not included in the link.
7122 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7124 (Weak_alias_sorter::operator()): Assert that symbols are
7126 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7128 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7129 parameters. Change all callers.
7130 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7131 symbol distinction. Use SHN_XINDEX when needed.
7132 (Symbol_table::write_section_symbol): Add symtab_xindex
7133 parameter. Change all callers.
7134 (Symbol_table::sized_write_section_symbol): Likewise. Use
7135 SHN_XINDEX when needed.
7136 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7138 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7139 (Symbol::is_defined): Check is_ordinary.
7140 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7141 (Symbol::is_absolute, Symbol::is_common): Likewise.
7142 (class Sized_symbol): Update declarations.
7143 (class Symbol_table): Update declarations.
7144 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7145 parameters. Change all callers.
7146 (Sized_symbol::override): Likewise.
7147 (Symbol_table::override): Likewise.
7148 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7149 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7150 is_ordinary, and orig_st_shndx parameters. Change all callers.
7151 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7152 to be in an ordinary section.
7153 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7154 object and is_ordinary parameters. Change all callers.
7155 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7156 Change all callers. Don't add undefined or non-ordinary symbols
7158 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7160 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7162 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7163 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7164 (Sized_relobj::relocate_sections): Likewise.
7165 * target-reloc.h (scan_relocs): Adjust section symbol index.
7166 (scan_relocatable_relocs): Likewise.
7167 * i386.cc (Scan::local): Check for ordinary symbols.
7168 * sparc.cc (Scan::local): Likewise.
7169 * x86_64.cc (Scan::local): Likewise.
7170 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7171 to symbol_section_and_value.
7172 * testsuite/many_sections_test.cc: New file.
7173 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7174 (check_PROGRAMS): Add many_sections_test.
7175 (many_sections_test_SOURCES): Define.
7176 (many_sections_test_DEPENDENCIES): Define.
7177 (many_sections_test_LDFLAGS): Define.
7178 (BUILT_SOURCES): Add many_sections_define.h.
7179 (many_sections_define.h): New target.
7180 (BUILT_SOURCES): Add many_sections_check.h.
7181 (many_sections_check.h): New target.
7182 (check_PROGRAMS): Add many_sections_r_test.
7183 (many_sections_r_test_SOURCES): Define.
7184 (many_sections_r_test_DEPENDENCIES): Define.
7185 (many_sections_r_test_LDFLAGS): Define.
7186 (many_sections_r_test_LDADD): Define.
7187 (many_sections_r_test.o): New target.
7188 * testsuite/Makefile.in: Rebuild.
7190 2008-04-17 Cary Coutant <ccoutant@google.com>
7192 * errors.cc (Errors::info): New function.
7193 (gold_info): New function.
7194 * errors.h (Errors::info): New function.
7195 * gold.h (gold_info): New function.
7196 * object.cc (Input_objects::add_object): Print trace output.
7197 * options.cc (options::parse_set): New function.
7198 (General_options::parse_wrap): Deleted.
7199 (General_options::General_options): Deleted initializer.
7200 * options.h (options::String_set): New typedef.
7201 (options::parse_set): New function.
7202 (DEFINE_set): New macro.
7203 (General_options::wrap): Changed to use DEFINE_set. Changed
7204 callers of any_wrap_symbols and is_wrap_symbol.
7205 (General_options::trace, General_options::trace_symbol):
7207 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7208 (General_options::wrap_symbols_): Deleted.
7209 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7211 2008-04-17 David S. Miller <davem@davemloft.net>
7213 * options.cc (General_options::parse_V): New function.
7214 * options.h: Add entries for -V and -Qy.
7216 2008-04-17 Ian Lance Taylor <iant@google.com>
7218 * common.cc (Symbol_table::allocate_commons): Remove options
7219 parameter. Change caller.
7220 (Symbol_table::do_allocate_commons): Remove options parameter.
7221 Change caller. Just call do_allocate_commons_list twice.
7222 (Symbol_table::do_allocate_commons_list): New function, broken out
7223 of do_allocate_commons.
7224 * common.h (class Allocate_commons_task): Remove options_ field.
7226 * symtab.cc (Symbol_table::Symbol_table): Initialize
7228 (Symbol_table::add_from_object): Put TLS common symbols on
7230 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7231 which are IN_OUTPUT_DATA.
7232 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7233 allocate_commons and do_allocate_commons declarations. Declare
7234 do_allocate_commons_list.
7235 * gold.cc (queue_middle_tasks): Update creation of
7236 Allocate_commons_task to not pass options.
7237 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7238 (TLS_TEST_C_FLAGS): New variable.
7239 (tls_test_c_pic.o): New target.
7240 (tls_test_shared.so): Link in tls_test_c_pic.o.
7241 (tls_test_c_pic_ie.o): New target.
7242 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7243 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7244 (tls_test_c.o): New target.
7245 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7246 (tls_pic_test_LDADD): Likewise.
7247 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7248 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7249 (tls_test_c_gnu2.o): New target.
7250 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7252 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7253 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7254 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7255 * testsuite/tls_test.cc: Include "config.h".
7256 (t_last): Call t11_last.
7257 * testsuite/tls_test.h (t11, t11_last): Declare.
7258 * testsuite/tls_test_c.c: New file.
7259 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7260 * configure.ac: Check for OpenMP support.
7261 * configure, config.in, Makefile.in: Rebuild.
7262 * testsuite/Makefile.in: Rebuild.
7264 2008-04-16 Cary Coutant <ccoutant@google.com>
7266 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7267 (Target_i386::tls_base_symbol_defined_): New field.
7268 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7269 (Target_i386::Scan::global): Likewise.
7270 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7271 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7272 (Target_x86_64::tls_base_symbol_defined_): New field.
7273 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7274 (Target_x86_64::Scan::global): Likewise.
7276 2008-04-16 Cary Coutant <ccoutant@google.com>
7278 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7279 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7280 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7281 building shared libraries.
7282 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7283 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7284 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7285 * testsuite/Makefile.in: Rebuild.
7286 * testsuite/weak_undef.h: New file.
7287 * testsuite/weak_undef_file1.cc: Add extra test cases.
7288 * testsuite/weak_undef_file2.cc: Likewise.
7289 * testsuite/weak_undef_test.cc: Likewise.
7291 2008-04-16 David S. Miller <davem@davemloft.net>
7293 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7294 Add issued_non_pic_error_ field. Declare check_non_pic.
7295 (Target_sparc::Scan::check_non_pic): New function.
7296 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7297 (Target_sparc::Scan::global): Likewise.
7299 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7300 * configure: Rebuild.
7302 * options.h (DEFINE_enable): New macro.
7303 (new_dtags): New enable option.
7304 (initfirst, interpose, loadfltr, nodefaultlib,
7305 nodelete, nodlopen, nodump): New -z options.
7306 * layout.cc (Layout:finish_dynamic_section): If new
7307 dtags enabled, emit DT_RUNPATH. Also, emit a
7308 DT_FLAGS_1 containing any specified -z flags.
7310 2008-04-16 Ian Lance Taylor <iant@google.com>
7312 * copy-relocs.cc: New file.
7313 * copy-relocs.h: New file.
7314 * reloc.cc: Remove Copy_relocs code.
7315 * reloc.h: Likewise.
7316 * reloc-types.h (struct Reloc_types) [both versions]: Add
7317 get_reloc_addend_noerror.
7318 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7319 variants of add_global which take an addend which must be zero.
7320 * i386.cc: Include "copy-relocs.h".
7321 (class Target_i386): Change type of copy_relocs_ to variable,
7323 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7325 (Target_i386::do_finalize_sections): Change handling of
7327 * sparc.cc: Include "copy-relocs.h".
7328 (class Target_sparc): Change type of copy_relocs_ to variable,
7330 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7332 (Target_sparc::do_finalize_sections): Change handling of
7334 * x86_64.cc: Include "copy-relocs.h".
7335 (class Target_x86_64): Change type of copy_relocs_ to variable,
7337 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7338 class. Change all callers.
7339 (Target_x86_64::do_finalize_sections): Change handling of
7341 * Makefile.am (CCFILES): Add copy-relocs.cc.
7342 (HFILES): Add copy-relocs.h.
7344 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7346 * testsuite/script_test_4.sh: Permit leading zeroes.
7348 2008-04-15 Ian Lance Taylor <iant@google.com>
7350 * script-sections.cc (Script_sections::create_segments): Use
7351 header_size_adjustment even when there is enough room for the
7353 * testsuite/script_test_4.sh: New file.
7354 * testsuite/script_test_4.t: New file.
7355 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7356 (check_DATA): Add script_test_4.stdout.
7357 (MOSTLYCLEANFILES): Likewise.
7358 (script_test_4): New target.
7359 (script_test_4.stdout): New target.
7360 * testsuite/Makefile.in: Rebuild.
7362 * sparc.cc: Add definitions for Output_data_plt_sparc class
7365 2008-04-14 David S. Miller <davem@davemloft.net>
7367 * sparc.cc: New file.
7368 * Makefile.am (TARGETSOURCES): Add sparc.cc
7369 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7370 * configure.tgt: Document targ_extra_size and
7371 targ_extra_big_endian. Add entries for sparc-* and
7373 * configure.ac: Handle targ_extra_size and
7374 targ_extra_big_endian.
7375 * Makefile.in: Rebuild.
7376 * configure: Likewise.
7377 * po/POTFILES.in: Likewise.
7378 * po/gold.pot: Likewise.
7380 2008-04-14 Ian Lance Taylor <iant@google.com>
7382 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7383 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7384 in the name/type/flags to section mapping. Don't call
7385 allocate_output_section.
7386 (Layout::choose_output_section): Change parameter from adjust_name
7387 to is_input_section. Don't permit input sections after sections
7388 are attached to segments. Don't call allocate_output_section.
7389 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7390 not write_enable_output_section.
7391 (Layout::make_output_section): Don't push to
7392 unattached_section_list_ nor call attach_to_segment. Call
7393 attach_section_to_segment if sections are attached.
7394 (Layout::attach_sections_to_segments): New function.
7395 (Layout::attach_section_to_segment): New function.
7396 (Layout::attach_allocated_section_to_segment): Rename from
7397 attach_to_segment. Remove flags parameter.
7398 (Layout::allocate_output_section): Remove function.
7399 (Layout::write_enable_output_section): Remove function.
7400 * layout.h (class Layout): Update for above changes. Add new
7401 field sections_are_attached_.
7402 * output.h (Output_section::update_flags_for_input_section): New
7404 * output.cc (Output_section::add_input_section): Call
7405 update_flags_for_input_section.
7406 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7408 2008-04-11 Cary Coutant <ccoutant@google.com>
7410 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7411 thought unnecessary.
7412 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7414 2008-04-11 Ian Lance Taylor <iant@google.com>
7416 * output.h (class Output_section_data): Remove inline definition
7418 * output.cc (Output_section_data::set_addralign): New function.
7420 2008-04-11 Cary Coutant <ccoutant@google.com>
7422 Add support for TLS descriptors for i386 and x86_64.
7423 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7424 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7425 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7427 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7428 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7429 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7431 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7432 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7433 Fix problem with initial-exec relocations.
7434 (Target_i386::Relocate::relocate_tls): Likewise.
7435 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7437 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7438 support for section-plus-offset dynamic table entries.
7439 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7440 (Output_data_dynamic::Dynamic_entry): Add support for
7441 section-plus-offset dynamic table entries.
7442 (Output_data_dynamic::Classification): Likewise.
7443 (Output_data_dynamic::classification_): Renamed offset_.
7444 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7445 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7446 (Target_x86_64::make_plt_section): New function.
7447 (Target_x86_64::reserve_tlsdesc_entries): New function.
7448 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7449 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7450 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7451 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7452 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7453 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7454 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7455 add extra PLT entry for TLS descriptors.
7456 (Output_data_plt_x86_64::got_): New field.
7457 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7458 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7460 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7462 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7463 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7464 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7465 R_386_TLS_DESC_CALL relocations.
7466 (Target_x86_64::Scan::global): Likewise.
7467 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7468 for TLS descriptors.
7469 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7470 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7471 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7472 GD-to-IE relaxation.
7473 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7474 and TLS_DESCRIPTORS.
7475 * Makefile.in: Rebuild.
7476 * configure: Rebuild.
7477 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7478 (tls_test_shared2.so): New target.
7479 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7480 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7481 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7482 (tls_shared_gd_to_ie_test_LDADD): New variable.
7483 (tls_shared_gnu2_gd_to_ie_test): New target.
7484 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7486 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7487 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7488 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7489 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7490 (tls_shared_gnu2_test): New target.
7491 (tls_test_gnu2_shared.so): New target.
7492 (tls_shared_gnu2_test_SOURCES): New variable.
7493 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7494 (tls_shared_gnu2_test_LDFLAGS): New variable.
7495 (tls_shared_gnu2_test_LDADD): New variable.
7496 * testsuite/Makefile.in: Rebuild.
7497 * testsuite/Makefile.
7499 2008-04-11 Ian Lance Taylor <iant@google.com>
7501 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7503 * testsuite/Makefile.in: Rebuild.
7505 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7507 * testsuite/script_test_2.cc (main): Adjust test.
7509 2008-04-11 David S. Miller <davem@davemloft.net>
7510 Ian Lance Taylor <iant@google.com>
7512 * options.h (General_options): Add entries for '-Y' and
7514 * options.cc (General_options:finalize): If -Y was used, add those
7515 entries to the library path instead of the default "/lib" and
7518 2008-04-11 David S. Miller <davem@davemloft.net>
7520 * testsuite/justsyms.t: Start at 0x100.
7521 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7522 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7524 * testsuite/script_test_2.cc: Adjust string and section length
7527 2008-04-09 Ian Lance Taylor <iant@google.com>
7530 * script-sections.cc (Sections_element::allocate_to_segment): Add
7532 (Output_section_definition::allocate_to_segment): Likewise.
7533 (Orphan_output_section::allocate_to_segment): Likewise.
7534 (Script_sections::attach_sections_using_phdrs_clause): Don't
7535 propagate non-PT_LOAD segments to orphan sections.
7536 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7537 readelf rather than objdump.
7538 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7539 .interp section and PT_INTERP segment are the same size.
7540 * testsuite/Makefile.in: Rebuild.
7542 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7543 aliases for symbols defined in the same object.
7544 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7545 (weak_alias_test_SOURCES): New variable.
7546 (weak_alias_test_DEPENDENCIES): New variable.
7547 (weak_alias_test_LDFLAGS): New variable.
7548 (weak_alias_test_LDADD): New variable.
7549 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7550 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7551 (weak_alias_test_3.o): New target.
7552 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7553 * testsuite/weak_alias_test_main.cc: New file.
7554 * testsuite/weak_alias_test_1.cc: New file.
7555 * testsuite/weak_alias_test_2.cc: New file.
7556 * testsuite/weak_alias_test_3.cc: New file.
7558 2008-04-08 Ian Lance Taylor <iant@google.com>
7560 * options.h (class General_options): Add --noinhibit-exec option.
7561 * main.cc (main): Check --noinhibit-exec.
7563 * options.h (class General_options): Define --wrap as a special
7564 option. Add wrap_symbols_ field.
7565 (General_options::any_wrap_symbols): New function.
7566 (General_options::is_wrap_symbol): New function.
7567 * options.cc (General_options::parse_wrap): New function.
7568 (General_options::General_options): Initialize wrap_symbols_.
7569 * symtab.cc (Symbol_table::wrap_symbol): New function.
7570 (Symbol_table::add_from_object): Handle --wrap.
7571 * symtab.h (class Symbol_table): Declare wrap_symbol.
7572 * target.h (Target::wrap_char): New function.
7573 (Target::Target_info): Add wrap_char field.
7574 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7575 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7576 * testsuite/testfile.cc (Target_test::test_target_info):
7579 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7582 * layout.h (class Layout): Add added_eh_frame_data_ field.
7583 * layout.cc (Layout::Layout): Initialize new field.
7584 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7585 output section until we find a section we merged successfully.
7586 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7587 that the size be non-zero.
7589 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7592 2008-04-08 Craig Silverstein <csilvers@google.com>
7594 * configure.ac: Export new conditional variable HAVE_ZLIB.
7595 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7597 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7598 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7600 2008-04-07 Ian Lance Taylor <iant@google.com>
7602 * version.cc (version_string): Set to "1.5".
7604 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7605 Add issued_non_pic_error_ field. Declare check_non_pic.
7606 (Target_x86_64::Scan::check_non_pic): New function.
7607 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7608 (Target_x86_64::Scan::global): Likewise.
7610 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7611 addend parameter. Change caller. Handle merge sections.
7612 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7613 Address to Addend. Don't add in the result of
7614 local_section_offset, pass down the addend and use the returned
7616 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7617 Update declarations of local_section_offset and symbol_value.
7618 * testsuite/two_file_test_1.cc (t18): New function.
7619 * testsuite/two_file_test_2.cc (f18): New function.
7620 * testsuite/two_file_test_main.cc (main): Call t18.
7621 * testsuite/two_file_test.h (t18, f18): Declare.
7623 * configure.ac: Don't test for objdump, c++filt, or readelf.
7624 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7626 (TEST_READELF): New variable.
7627 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7628 (check_PROGRAMS): Add two_file_strip_test.
7629 (two_file_strip_test): New target.
7630 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7631 (two_file_same_shared_strip_test_SOURCES): New variable.
7632 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7633 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7634 (two_file_same_shared_strip_test_LDADD): New variable.
7635 (two_file_shared_strip.so): New target.
7636 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7637 (ver_test_5.syms, ver_test_7.syms): Likewise.
7638 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7639 (strip_test_3.stdout): Use TEST_OBJDUMP.
7640 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7642 2008-04-04 Cary Coutant <ccoutant@google.com>
7644 * symtab.h (Symbol::is_weak_undefined): New function.
7645 (Symbol::is_strong_undefined): New function.
7646 (Symbol::is_absolute): New function.
7647 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7648 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7650 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7651 (weak_undef_test): New target.
7652 * testsuite/Makefile.in: Rebuild.
7653 * testsuite/weak_undef_file1.cc: New file.
7654 * testsuite/weak_undef_file2.cc: New file.
7655 * testsuite/weak_undef_test.cc: New file.
7657 2008-04-03 Craig Silverstein <csilvers@google.com>
7659 * compressed_output.h (class Output_compressed_section): Use
7661 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7663 (zlib_compressed_suffix): Removed.
7664 (Output_compressed_section::set_final_data_size): Use unsigned
7666 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7667 Fix linker invocation.
7668 (flagstest_o_specialfile_and_compress_debug_sections):
7670 * testsuite/Makefile.in: Regenerated.
7672 2008-04-02 David S. Miller <davem@davemloft.net>
7674 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7675 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7677 2008-04-02 Craig Silverstein <csilvers@google.com>
7681 2008-04-02 Ian Lance Taylor <iant@google.com>
7683 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7684 parameters. Update for new key type to views_. Change all
7686 (File_read::read): Adjust for byteshift in returned view.
7687 (File_read::add_view): New function, broken out of
7689 (File_read::make_view): New function, broken out of
7691 (File_read::find_or_make_view): Add offset and aligned
7692 parameters. Rewrite accordingly. Change all callers.
7693 (File_read::get_view): Add offset and aligned parameters. Adjust
7694 for byteshift in return value.
7695 (File_read::get_lasting_view): Likewise.
7696 * fileread.h (class File_read): Update declarations.
7697 (class File_read::View): Add byteshift_ field. Add byteshift to
7698 constructor. Add byteshift method.
7699 * archive.h (Archive::clear_uncached_views): New function.
7700 (Archive::get_view): Add aligned parameter. Change all callers.
7701 * object.h (Object::get_view): Add aligned parameter. Change all
7703 (Object::get_lasting_view): Likewise.
7705 * fileread.cc (File_read::release): Don't call clear_views if
7706 there are multiple objects.
7707 * fileread.h (File_read::clear_uncached_views): New function.
7708 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7711 2008-03-31 Cary Coutant <ccoutant@google.com>
7713 Add thin archive support.
7714 * archive.cc (Archive::armagt): New const.
7715 (Archive::setup): Remove task parameter and calls to unlock.
7716 (Archive::unlock_nested_archives): New function.
7717 (Archive::read_header): Add nested_off parameter. Change
7719 (Archive::interpret_header): Likewise.
7720 (Archive::include_all_members): Change to handle thin
7722 (Archive::include_member): Likewise.
7723 * archive.h (Archive::Archive): Add new parameters and
7725 (Archive::armagt): New const.
7726 (Archive::setup): Remove task parameter.
7727 (Archive::unlock_nested_archives): New function.
7728 (Archive::read_header): Add nested_off parameter.
7729 (Archive::interpret_header): Likewise.
7730 (Archive::Nested_archive_table): New typedef.
7731 (Archive::is_thin_archive_): New field.
7732 (Archive::nested_archives_): New field.
7733 (Archive::options_): New field.
7734 (Archive::dirpath_): New field.
7735 (Archive::task_): New field.
7736 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7737 for thin archives. Pass additional parameters to
7738 Archive::Archive. Unlock the archive file after calling
7741 2008-03-29 Ian Lance Taylor <iant@google.com>
7743 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7744 version symbol to be local.
7745 * testsuite/ver_test_4.sh: New file.
7746 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7747 (check_DATA): Add ver_test_4.syms.
7748 (ver_test_4.syms): New target.
7749 * testsuite/Makefile.in: Rebuild.
7752 (Output_section::Input_section_sort_entry::has_priority): New
7754 (Output_section::Input_section_sort_entry::match_file_name): New
7756 (Output_section::Input_section_sort_entry::match_section_name):
7758 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7760 (Output_section::Input_section_sort_entry::match_section_file):
7762 (Output_section::Input_section_sort_compare::operator()): Rewrite
7763 using new Input_section_sort_entry functions. Sort crtbegin and
7764 crtend first. Sort sections with no priority before sections with
7766 * testsuite/initpri1.c (d3): Check j != 4.
7767 (cd5): New constructor/destructor function.
7768 (main): Check j != 2.
7770 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7771 new symbol when resolving, don't call set_is_default.
7772 * testsuite/ver_test_7.cc: New file.
7773 * testsuite/ver_test_7.sh: New file.
7774 * testsuite/Makefile.am (ver_test_7.so): New target.
7775 (ver_test_7.o): New target.
7776 (check_SCRIPTS): Add ver_test_7.sh.
7777 (check_DATA): Add ver_test_7.syms.
7778 (ver_test_7.syms): New target.
7780 2008-03-28 Ian Lance Taylor <iant@google.com>
7782 * layout.cc (Layout::layout): If we see an input section with a
7783 name that needs sorting, set the must_sort flag for the output
7785 (Layout::make_output_section): If the name of the output section
7786 indicates that it might require sorting, set the may_sort flag.
7787 * output.h (Output_section::may_sort_attached_input_sections): New
7789 (Output_section::set_may_sort_attached_input_sections): New
7791 (Output_section::must_sort_attached_input_sections): New
7793 (Output_section::set_must_sort_attached_input_sections): New
7795 (class Output_section): Declare Input_section_sort_entry. Define
7796 Input_section_sort_compare. Declare
7797 sort_attached_input_sections. Add new fields:
7798 may_sort_attached_input_sections_,
7799 must_sort_attached_input_sections_,
7800 attached_input_sections_are_sorted_.
7801 * output.cc (Output_section::Output_section): Initialize new
7803 (Output_section::add_input_section): Add an entry to
7804 input_sections_ if may_sort or must_sort are true.
7805 (Output_section::set_final_data_size): Call
7806 sort_attached_input_sections if necessary.
7807 (Output_section::Input_section_sort_entry): Define new class.
7808 (Output_section::Input_section_sort_compare::operator()): New
7810 (Output_section::sort_attached_input_sections): New function.
7811 * configure.ac: Check whether the compiler supports constructor
7812 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7813 * testsuite/initpri1.c: New file.
7814 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7815 CONSTRUCTOR_PRIORITY.
7816 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7817 (initpri1_LDFLAGS): New variable.
7818 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7820 2008-03-27 Ian Lance Taylor <iant@google.com>
7822 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7823 * testsuite/common_test_1.c: New file.
7824 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7825 (common_test_1_SOURCES): New variable.
7826 (common_test_1_DEPENDENCIES): New variable.
7827 (common_test_1_LDFLAGS): New variable.
7829 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7830 and commons_ correctly when NAME/VERSION does not override
7832 * testsuite/ver_test_6.c: New file.
7833 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7834 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7835 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7837 2008-03-26 Ian Lance Taylor <iant@google.com>
7839 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7840 of an undefined symbol from a version script.
7841 * testsuite/Makefile.am (ver_test_5.so): New target.
7842 (ver_test_5.o): New target.
7843 (check_SCRIPTS): Add ver_test_5.sh.
7844 (check_DATA): Add ver_test_5.syms.
7845 (ver_test_5.syms): New target.
7846 * testsuite/ver_test_5.cc: New file.
7847 * testsuite/ver_test_5.script: New file.
7848 * testsuite/ver_test_5.sh: New file.
7849 * Makefile.in, testsuite/Makefile.in: Rebuild.
7852 Fix problems building gold with gcc 4.3.0.
7853 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7854 (gold_error_at_location, gold_warning_at_location): Use it.
7855 * configure.ac: Check whether we can compile and use a template
7856 function with a printf attribute.
7857 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7858 when jumping over bytes.
7859 * object.cc: Instantiate Object::read_section_data.
7860 * debug.h: Include <cstring>
7861 * dwarf_reader.cc: Include <algorithm>
7862 * main.cc: Include <cstring>.
7863 * options.cc: Include <cstring>.
7864 * output.cc: Include <cstring>.
7865 * script.cc: Include <cstring>.
7866 * script.h: Include <string>.
7867 * symtab.cc: Include <cstring> and <algorithm>.
7868 * target-select.cc: Include <cstring>.
7869 * version.cc: Include <string>.
7870 * testsuite/testmain.cc: Include <cstdlib>.
7871 * configure, config.in: Rebuild.
7873 2008-03-25 Ian Lance Taylor <iant@google.com>
7875 * options.cc: Include "../bfd/bfdver.h".
7876 (options::help): Print bug reporting address.
7878 * version.cc (print_version): Adjust output for current value of
7883 * options.cc (options::help): Print list of supported targets.
7884 * target-select.h: Include <vector>.
7885 (class Target_selector): Make machine_, size_, and is_big_endian_
7886 fields const. Add bfd_name_ and instantiated_target_ fields.
7887 (Target_selector::Target_selector): Add bfd_name parameter.
7888 (Target_selector::recognize): Make non-virtual, call
7890 (Target_selector::recognize_by_name): Make non-virtual, call
7891 do_recognize_by_name.
7892 (Target_selector::supported_names): New function.
7893 (Target_selector::bfd_name): New function.
7894 (Target_selector::do_instantiate_target): New pure virtual
7896 (Target_selector::do_recognize): New virtual function.
7897 (Target_selector::do_recognize_by_name): New virtual function.
7898 (Target_selector::instantiate_target): New private function.
7899 (supported_target_names): Declare.
7900 * target-select.cc (Target_selector::Target_selector): Update for
7901 new parameter and fields.
7902 (select_target_by_name): Check that the name matches before
7903 calling recognize_by_name.
7904 (supported_target_names): New function.
7905 * i386.cc (class Target_selector_i386): Update Target_selector
7906 constructor call. Remove recognize and recognize_by_name. Add
7907 do_instantiate_target.
7908 * x86_64.cc (class Target_selector_x86_64): Likewise.
7909 * testsuite/testfile.cc (class Target_selector_test): Update for
7910 changes to Target_selector.
7912 * README: Rewrite, with some notes on unsupported features.
7914 2008-03-24 Cary Coutant <ccoutant@google.com>
7916 * i386.cc (Target_i386::Got_type): New enum declaration.
7917 (Target_i386::Scan::local): Updated callers of Output_data_got
7919 (Target_i386::Scan::global): Likewise.
7920 (Target_i386::Relocate::relocate): Likewise.
7921 (Target_i386::Relocate::relocate_tls): Likewise.
7922 * object.h (Got_offset_list): New class.
7923 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7924 (Sized_relobj::local_got_offset): Likewise.
7925 (Sized_relobj::set_local_got_offset): Likewise.
7926 (Sized_relobj::local_has_tls_got_offset): Removed.
7927 (Sized_relobj::local_tls_got_offset): Removed.
7928 (Sized_relobj::set_local_tls_got_offset): Removed.
7929 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7930 * output.cc (Output_data_got::add_global): Added got_type parameter.
7931 (Output_data_got::add_global_with_rel): Likewise.
7932 (Output_data_got::add_global_with_rela): Likewise.
7933 (Output_data_got::add_global_pair_with_rel): New function.
7934 (Output_data_got::add_global_pair_with_rela): New function.
7935 (Output_data_got::add_local): Added got_type parameter.
7936 (Output_data_got::add_local_with_rel): Likewise.
7937 (Output_data_got::add_local_with_rela): Likewise.
7938 (Output_data_got::add_local_pair_with_rel): New function.
7939 (Output_data_got::add_local_pair_with_rela): New function.
7940 (Output_data_got::add_global_tls): Removed.
7941 (Output_data_got::add_global_tls_with_rel): Removed.
7942 (Output_data_got::add_global_tls_with_rela): Removed.
7943 (Output_data_got::add_local_tls): Removed.
7944 (Output_data_got::add_local_tls_with_rel): Removed.
7945 (Output_data_got::add_local_tls_with_rela): Removed.
7946 * output.h (Output_data_got::add_global): Added got_type parameter.
7947 (Output_data_got::add_global_with_rel): Likewise.
7948 (Output_data_got::add_global_with_rela): Likewise.
7949 (Output_data_got::add_global_pair_with_rel): New function.
7950 (Output_data_got::add_global_pair_with_rela): New function.
7951 (Output_data_got::add_local): Added got_type parameter.
7952 (Output_data_got::add_local_with_rel): Likewise.
7953 (Output_data_got::add_local_with_rela): Likewise.
7954 (Output_data_got::add_local_pair_with_rel): New function.
7955 (Output_data_got::add_local_pair_with_rela): New function.
7956 (Output_data_got::add_global_tls): Removed.
7957 (Output_data_got::add_global_tls_with_rel): Removed.
7958 (Output_data_got::add_global_tls_with_rela): Removed.
7959 (Output_data_got::add_local_tls): Removed.
7960 (Output_data_got::add_local_tls_with_rel): Removed.
7961 (Output_data_got::add_local_tls_with_rela): Removed.
7962 * resolve.cc (Symbol::override_base_with_special): Removed
7963 reference to has_got_offset_ field.
7964 * symtab.cc (Symbol::init_fields): Replaced initialization
7965 of got_offset_ with got_offsets_. Removed initialization
7967 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7968 (Symbol::got_offset): Likewise.
7969 (Symbol::set_got_offset): Likewise.
7970 (Symbol::has_tls_got_offset): Removed.
7971 (Symbol::tls_got_offset): Removed.
7972 (Symbol::set_tls_got_offset): Removed.
7973 (Symbol::got_offset_): Removed.
7974 (Symbol::tls_mod_got_offset_): Removed.
7975 (Symbol::tls_pair_got_offset_): Removed.
7976 (Symbol::got_offsets_): New field.
7977 (Symbol::has_got_offset): Removed.
7978 (Symbol::has_tls_mod_got_offset): Removed.
7979 (Symbol::has_tls_pair_got_offset): Removed.
7980 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7981 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7983 (Target_x86_64::Scan::global): Likewise.
7984 (Target_x86_64::Relocate::relocate): Likewise.
7985 (Target_x86_64::Relocate::relocate_tls): Likewise.
7987 2008-03-25 Ben Elliston <bje@au.ibm.com>
7989 * yyscript.y: Fix spelling error in comment.
7991 2008-03-24 Ian Lance Taylor <iant@google.com>
7993 * options.h (class General_options): Define build_id option.
7994 * layout.h (class Layout): Declare write_build_id, create_note,
7995 create_build_id. Add build_id_note_ member.
7996 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7997 "libiberty.h", "md5.h", "sha1.h".
7998 (Layout::Layout): Initialize eh_frame_data_,
7999 eh_frame_hdr_section_, and build_id_note_.
8000 (Layout::finalize): Call create_build_id.
8001 (Layout::create_note): New function, broken out of
8002 Layout::create_gold_note.
8003 (Layout::create_gold_note): Call create_note.
8004 (Layout::create_build_id): New function.
8005 (Layout::write_build_id): New function.
8006 (Close_task_runner::run): Call write_build_id.
8008 * x86_64.cc: Correct license to GPLv3.
8010 2008-03-23 Ian Lance Taylor <iant@google.com>
8012 * options.cc: Include "demangle.h".
8013 (parse_optional_string): New function.
8014 (parse_long_option): Handle takes_optional_argument.
8015 (parse_short_option): Update dash_z initializer. Handle
8016 takes_optional_argument.
8017 (General_options::General_options): Initialize do_demangle_.
8018 (General_options::finalize): Set do_demangle_. Handle demangling
8020 * options.h (parse_optional_string): Declare.
8021 (struct One_option): Add optional_arg field. Update constructor.
8022 Update call constructor calls. Add takes_optional_argument
8024 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8025 (DEFINE_optional_string): Define.
8026 (General_options::demangle): Change from DEFINE_bool to
8027 DEFINE_optional_string.
8028 (General_options::no_demangle): New function.
8029 (General_options::do_demangle): New function.
8030 (General_options::set_do_demangle): New function.
8031 (General_options::execstack_status_): Move definition to end of
8033 (General_options::static_): Likewise.
8034 (General_options::do_demangle_): New field.
8035 * object.cc (big_endian>::get_symbol_location_info): Call
8036 Options::do_demangle, not Options::demangle.
8037 * symtab.cc (demangle): Likewise.
8039 2008-03-22 Ian Lance Taylor <iant@google.com>
8041 * gold.h: Include <cstddef> and <sys/types.h>
8042 * options.h: Include <cstring>.
8044 2008-03-21 Ian Lance Taylor <iant@google.com>
8046 * Added source code to GNU binutils.