1 2010-06-28 Rafael Espindola <espindola@google.com>
3 * plugin.cc (Plugin::load): Use dlerror.
5 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7 * symtab.cc (detect_odr_violations): When reporting an ODR
8 violation, report an object where the symbol is defined.
10 2010-06-25 Doug Kwan <dougkwan@google.com>
12 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
13 (Target_arm::section_may_have_icf_unsafe_pointers): New method
15 (Target_arm::Scan::local_reloc_may_be_function_pointer,
16 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
17 target hook to detect function points.
18 (Target_arm::Scan::possible_function_pointer_reloc): New method.
19 * icf.h (Icf::check_section_for_function_pointers): Change type of
20 parameter SECTION_NAME to const reference to std::string. Use
21 target hook to determine if section may have unsafe pointers.
22 * target.h (Target::section_may_have_icf_unsafe_pointers): New
25 2010-06-21 Rafael Espindola <espindola@google.com>
27 * fileread.cc (Input_file::find_fie): New
28 (Input_file::open): Use Input_file::find_fie.
29 * fileread.h (Input_file::find_fie): New
30 * plugin.cc (set_extra_library_path): New.
31 (Plugin::load): Add set_extra_library_path to the transfer vector.
32 (Plugin_manager::set_extra_library_path): New.
33 (Plugin_manager::add_input_file): Use the extra search path if set.
34 (set_extra_library_path(): New.
35 * plugin.h (Plugin_manager): Add set_extra_library_path and
38 2010-06-19 Cary Coutant <ccoutant@google.com>
40 * layout.cc (gdb_sections): Add .debug_types.
41 (lines_only_debug_sections): Likewise.
43 2010-06-18 Rafael Espindola <espindola@google.com>
45 * plugin.cc (add_input_file,add_input_library)
46 (Plugin_manager::add_input_file): Make filename arguments const.
47 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
50 2010-06-16 Doug Kwan <dougkwan@google.com>
52 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
53 .ARM.attributes section if we have not merged any input
56 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
58 * arm.cc: Allow combining objects with no EABI version
61 2010-06-15 Rafael Espindola <espindola@google.com>
63 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
65 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
67 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
68 (struct iovec): Correct !HAVE_READV definition.
70 2010-06-10 Cary Coutant <ccoutant@google.com>
72 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
73 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
75 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
78 * symtab.h (Symbol::is_placeholder): New member function.
79 * target-reloc.h (relocate_section): Check for placeholder symbols.
81 * testsuite/Makefile.am (plugin_test_8): New test.
82 (plugin_test_9): New test.
83 * testsuite/Makefile.in: Regenerate.
85 2010-06-09 Nick Clifton <nickc@redhat.com>
87 * yyscript.y (input_list_element): Allow strings prefixed with
88 the '-' character. Treat these as libraries.
89 * script.cc (script_add_library): New function. Adds a library
90 specified by "-l<name>" found in an input script.
91 * script-c.h: Add prototype for script_add_library.
93 2010-06-07 Doug Kwan <dougkwan@google.com>
95 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
96 Restrict stub-group size to be within long conditional branch
97 range when working around cortex-A8 erratum.
99 2010-06-07 Damien Diederen <dd@crosstwine.com>
101 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
104 2010-06-03 Sriraman Tallam <tmsriram@google.com>
108 (Output_section::Input_section_sort_entry::compare_section_ordering):
109 Change to return non-zero correctly.
110 (Output_section::Input_section_sort_section_order_index_compare
111 ::operator()): Change to fix ambiguity in comparisons.
113 2010-06-01 Sriraman Tallam <tmsriram@google.com>
115 * gold.h (is_wildcard_string): New function.
116 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
117 (Layout::layout_eh_frame): Ditto.
118 (Layout::find_section_order_index): New method.
119 (Layout::read_layout_from_file): New method.
120 * layout.h (Layout::find_section_order_index): New method.
121 (Layout::read_layout_from_file): New method.
122 (Layout::input_section_position_): New private member.
123 (Layout::input_section_glob_): New private member.
124 * main.cc (main): Call read_layout_from_file here.
125 * options.h (--section-ordering-file): New option.
126 * output.cc (Output_section::input_section_order_specified_): New
128 (Output_section::Output_section): Initialize new member.
129 (Output_section::add_input_section): Add new parameter.
130 Keep input sections when --section-ordering-file is used.
131 (Output_section::set_final_data_size): Sort input sections when
132 section ordering file is specified.
133 (Output_section::Input_section_sort_entry): Add new parameter.
135 (Output_section::Input_section_sort_entry::compare_section_ordering):
137 (Output_section::Input_section_sort_compare::operator()): Change to
138 consider section_order_index.
139 (Output_section::Input_section_sort_init_fini_compare::operator()):
140 Change to consider section_order_index.
141 (Output_section::Input_section_sort_section_order_index_compare
142 ::operator()): New method.
143 (Output_section::sort_attached_input_sections): Change to sort
144 according to section order when specified.
145 (Output_section::add_input_section<32, true>): Add new parameter.
146 (Output_section::add_input_section<64, true>): Add new parameter.
147 (Output_section::add_input_section<32, false>): Add new parameter.
148 (Output_section::add_input_section<64, false>): Add new parameter.
149 * output.h (Output_section::add_input_section): Add new parameter.
150 (Output_section::input_section_order_specified): New
152 (Output_section::set_input_section_order_specified): New method.
153 (Input_section::Input_section): Initialize section_order_index_.
154 (Input_section::section_order_index): New method.
155 (Input_section::set_section_order_index): New method.
156 (Input_section::section_order_index_): New member.
157 (Input_section::Input_section_sort_section_order_index_compare): New
159 (Output_section::input_section_order_specified_): New member.
160 * script-sections.cc (is_wildcard_string): Delete and move modified
162 (Output_section_element_input::Output_section_element_input): Modify
163 call to is_wildcard_string.
164 (Output_section_element_input::Input_section_pattern
165 ::Input_section_pattern): Ditto.
166 (Output_section_element_input::Output_section_element_input): Ditto.
167 * testsuite/Makefile.am (final_layout): New test case.
168 * testsuite/Makefile.in: Regenerate.
169 * testsuite/final_layout.cc: New file.
170 * testsuite/final_layout.sh: New file.
172 2010-06-01 Rafael Espindola <espindola@google.com>
174 * plugin.cc (Plugin::load): Pass the output name to the plugin.
176 2010-06-01 Rafael Espindola <espindola@google.com>
178 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
179 visibility of symbols.
181 2010-05-27 Doug Kwan <dougkwan@google.com>
183 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
184 from start of output section instead of address for a local symbol
185 in a merged or relaxed section when doing a relocatable link.
187 2010-05-26 Rafael Espindola <espindola@google.com>
190 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
191 adding sections the garbage collector removed.
192 * gold/testsuite/Makefile.am: Add test.
193 * gold/testsuite/Makefile.in: Regenerate.
194 * gold/testsuite/plugin_test_7.sh: New.
195 * gold/testsuite/plugin_test_7_1.c: New.
196 * gold/testsuite/plugin_test_7_2.c: New.
198 2010-05-26 Rafael Espindola <espindola@google.com>
200 * script-sections.cc (Output_section_definition::set_section_addresses):
201 Check for --section-start.
203 2010-05-26 Doug Kwan <dougkwan@google.com>
205 * arm.cc (Arm_scan_relocatable_relocs): New class.
206 (Target_arm::relocate_special_relocatable): New method.
207 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
208 (Arm_relocate_functions::thumb_branch_common): Same.
209 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
210 instead of Default_scan_relocatable_relocs.
211 * target-reloc.h (relocate_for_relocatable): Let target handle
212 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
213 * target.h (Sized_target::relocate_special_relocatable): New method.
215 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
217 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
219 2010-05-23 Doug Kwan <dougkwan@google.com>
221 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
223 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
224 with a direct branch, not a conditional branch, to a stub.
225 * merge.cc (Output_merge_base::record_input_section): New method
227 (Output_merge_data::do_add_input_section): Record input section if
228 keeps-input-sections flag is set.
229 (Output_merge_string::do_add_input_section): Ditto.
230 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
231 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
233 (Output_merge_base::keeps_input_sections,
234 Output_merge_base::set_keeps_input_sections,
235 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
237 (Output_merge_base::Input_sections): New type declaration.
238 (Output_merge_base::input_sections_begin,
239 Output_merge_base::input_sections_end,
240 Output_merge_base::do_set_keeps_input_sections): New method definitions.
241 (Output_merge_base::bool keeps_input_sections_,
242 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
243 Output_merge_base::input_sections_): New data members.
244 (Output_merge_data::do_set_keeps_input_sections): New method
246 (Output_merge_string::do_set_keeps_input_sections): Ditto.
247 * output.cc (Output_section::Input_section::relobj): Move method
248 defintion from class declaration to here and handle merge sections.
249 (Output_section::Input_section::shndx): Ditto.
250 (Output_section::Output_section): Remove initializations of removed
251 data members and initialize new data member LOOKUP_MAPS_.
252 (Output_section::add_input_section): Set keeps-input-sections flag
253 for a newly created merge output section as appropriate. Adjust code
254 to use Output_section_lookup_maps class.
255 (Output_section::add_relaxed_input_section): Adjst code for lookup
256 maps code refactoring.
257 (Output_section::add_merge_input_section): Add a new parameter
258 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
259 class. If adding input section to a newly created merge output
260 section fails, remove the new merge section.
261 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
262 Adjust code for use of the Output_section_lookup_maps class.
263 (Output_section::find_merge_section): Ditto.
264 (Output_section::build_lookup_maps): New method defintion.
265 (Output_section::find_relaxed_input_section): Adjust code to use
266 Output_section_lookup_maps class.
267 (Output_section::get_input_sections): Export merge sections. Adjust
268 code to use Output_section_lookup_maps class.
269 (Output_section:::add_script_input_section): Adjust code to use
270 Output_section_lookup_maps class. Update lookup maps for merge
272 (Output_section::discard_states): Use Output_section_lookup_maps.
273 (Output_section::restore_states): Same.
274 * output.h (Merge_section_properties): Move class defintion out of
276 (Output_section_lookup_maps): New class.
277 (Output_section::Input_section::is_merge_section): New method
279 (Output_section::Input_section::relobj): Move defintion out of class
280 defintion. Declare method only.
281 (Output_section::Input_section::shndx): Ditto.
282 (Output_section::Input_section::output_merge_base): New method defintion.
283 (Output_section::Input_section::u2_.pomb): New union field.
284 (Output_section::Merge_section_by_properties_map,
285 Output_section::Output_section_data_by_input_section_map,
286 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
288 (Output_section::add_merge_input_section): Add new parameter
289 KEEPS_INPUT_SECTIONS.
290 (Output_section::build_lookup_maps): New method declaration.
291 (Output_section::merge_section_map_,
292 Output_section::merge_section_by_properties_map_,
293 Output_section::relaxed_input_section_map_,
294 Output_section::is_relaxed_input_section_map_valid_): Remove data
296 (Output_section::lookup_maps_): New data member.
298 2010-05-21 Doug Kwan <dougkwan@google.com>
301 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
302 avoid a compilation error.
304 2010-05-19 Rafael Espindola <espindola@google.com>
306 * script-sections.cc (Output_section_definition::allocate_to_segment):
307 Update the phdrs_list even when the output section is NULL.
308 * testsuite/Makefile.am: Add test.
309 * testsuite/Makefile.in: Regenerate.
310 * testsuite/script_test_9.cc: New.
311 * testsuite/script_test_9.sh: New.
312 * testsuite/script_test_9.t: New.
314 2010-05-19 Doug Kwan <dougkwan@google.com>
316 * arm.cc (Arm_input_section::original_size): New method.
317 (Arm_input_section::do_addralign): Add a cast.
318 (Arm_input_section::do_output_offset): Remove static cast.
319 (Arm_input_section::original_addralign,
320 Arm_input_section::original_size_): Change type to uint32_t.
321 (Arm_input_section::init): Add safe casts for section alignment
323 (Arm_input_section::set_final_data_size): Do not set address and
324 offset of stub table.
325 (Arm_output_section::fix_exidx_coverage): Change use of of
326 Output_section::Simple_input_section to that of
327 Output_section::Input_section.
328 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
329 except for the first pass.
330 * output.cc (Output_section::get_input_sections): Change type of
331 input_sections to std::list<Input_section>.
332 (Output_section::add_script_input_section): Rename from
333 Output_section::add_simple_input_section. Change type of SIS
334 parameter from Simple_input_section to Input_section.
335 * output.h (Output_section::Simple_input_section): Remove class.
336 (Output_section::Input_section): Change class visibility to public.
337 (Output_section::Input_section::addralign): Use stored alignments
338 for special input sections if set.
339 (Output_section::Input_section::set_addralign): New method.
340 (Output_section::get_input_sections): Change parameter type from
341 list of Simple_input_section to list of Input_section.
342 (Output_section::add_script_input_section): Rename from
343 Output_section::add_simple_input_section. Change first parameter's
344 type from Simple_input_section to Input_section and remove the
345 second and third parameters.
346 * script-sections.cc (Input_section::Input_section_list): Change
347 type to list of Output_section::Input_section/
348 (Input_section_info::Input_section_info): Change parameter type of
349 INPUT_SECTION to Output_section::Input_section.
350 (Input_section_info::input_section): Change return type.
351 (Input_section_info::input_section_): Change type to
352 Output_section::Input_section.
353 (Output_section_element_input::set_section_addresses): Adjust code
354 to use Output_section::Input_section instead of
355 Output_section::Simple_input_section. Adjust code for renaming
356 of Output_section::add_simple_input_section.
357 (Orphan_output_section::set_section_addresses): Ditto.
359 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
361 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
362 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
364 2010-05-18 Rafael Espindola <espindola@google.com>
366 * options.cc (General_options::finalize): Handle -nostdlib.
367 * options.h (nostdlib): New option.
368 * script.cc (script_add_search_dir): Handle -nostdlib.
370 2010-05-12 Doug Kwan <dougkwan@google.com>
372 * arm.cc (Target_arm::do_finalize_sections): Create an empty
373 attributes section only if there no attributes section after merging.
374 (Target_arm::merge_object_attributes): Move value of
375 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
376 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
377 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
378 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
379 and arm_attr_merge_7.stdout.
380 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
381 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
382 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
383 arm_attr_merge_7b.o): New rules.
384 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
386 * testsuite/Makefile.in: Regenerate.
387 * testsuite/arm_attr_merge.sh: New file.
388 * testsuite/arm_attr_merge_[67][ab].s: Same.
390 2010-05-05 Nick Clifton <nickc@redhat.com>
392 * po/es.po: Updated Spanish translation.
394 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
396 * Makefile.am (install-exec-local): Properly install gold as
397 default cross linker.
398 * Makefile.in: Regenerated.
400 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
401 Nick Clifton <nickc@redhat.com>
403 * configure.ac (install_as_default): Define and set to false
404 unless --enable-gold or --enable-gold=both/gold has been
406 * configure: Regenerate.
408 * Makefile.am (install-exec-local): Install the executable as
409 'ld.gold'. If install_as_default is true then also install it as
411 * Makefile.in: Regenerated.
413 2010-04-24 Ian Lance Taylor <iant@google.com>
415 * layout.cc (Layout::layout_reloc): In relocatable link don't
416 combine reloc sections for grouped sections.
418 2010-04-23 Sriraman Tallam <tmsriram@google.com>
420 * gc.h (gc_process_relocs): Pass information on relocs pointing to
421 sections that are not ordinary to icf.
422 * icf.cc (get_section_contents): Handle relocation pointing to section
423 with no object or shndx information.
424 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
425 * testsuite/Makefile.in: Regenerate.
426 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
427 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
429 2010-04-22 Ian Lance Taylor <iant@google.com>
431 * expression.cc (Expression::Expression_eval_info): Add
432 result_alignment_pointer field.
433 (Expression::eval_with_dot): Add result_alignment_pointer
434 parameter. Change all callers.
435 (Expression::eval_maybe_dot): Likewise.
436 (class Binary_expression): Add alignment_pointer parameter to
437 left_value and right_value. Change all callers.
438 (BINARY_EXPRESSION): Set result alignment.
439 (class Trinary_expression): Add alignment_pointer parameter to
440 arg2_value and arg3_value. Change all callers.
441 (Trinary_cond::value): Set result alignment.
442 (Max_expression::value, Min_expression::value): Likewise.
443 (Align_expression::value): Likewise.
444 * script-sections.cc (class Sections_element): Add dot_alignment
445 parameter to set_section_addresses virtual function. Update
447 (class Output_section_element): Likewise.
448 (Script_sections::create_segments): Add dot_alignment parameter.
450 (Script_sections::create_segments_from_phdrs_clause): Likewise.
451 (Script_sections::set_phdrs_clause_addresses): Likewise.
452 * script-sections.h: Update declarations.
453 * script.h: Update declarations.
454 * output.h (Output_segment::set_minimum_p_align): Don't decrease
456 * testsuite/script_test_3.t: Set large alignment.
457 * testsuite/script_test_3.sh: Make sure that at least one LOAD
458 segment has expected alignment.
460 2010-04-22 Nick Clifton <nickc@redhat.com>
462 * po/gold.pot: Updated by the Translation project.
463 * po/vi.po: Updated Vietnamese translation.
465 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
467 * testsuite/Makefile.am (check_PROGRAMS): Add
468 icf_virtual_function_folding_test.
469 * testsuite/Makefile.in: Regenerated.
471 2010-04-15 Andrew Haley <aph@redhat.com>
473 * options.h (merge_exidx_entries): New option.
474 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
475 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
476 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
477 (Target_arm::merge_exidx_entries): New function.
478 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
479 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
480 to Arm_exidx_fixup constructor.
481 Add new arg, merge_exidx_entries.
482 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
483 Arm_output_section::fix_exidx_coverage.
485 2010-04-18 Sriraman Tallam <tmsriram@google.com>
487 * icf.cc (get_section_contents): Check for preemptible functions.
488 Ignore addend when appropriate.
489 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
491 (add_from_relobj): Check for section folded.
492 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
493 * symtab.h (should_add_dynsym_entry): Add new parameter.
494 * target-reloc.h (scan_relocs): Check for section folded.
495 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
496 Check reloc types for function pointers in shared objects.
497 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
499 (icf_preemptible_functions_test): New test case.
500 (icf_string_merge_test): New test case.
501 * testsuite.Makefile.in: Regenerate.
502 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
503 bar_glob. Refactor code.
504 * testsuite/icf_preemptible_functions_test.cc: New file.
505 * testsuite/icf_preemptible_functions_test.sh: New file.
506 * testsuite/icf_string_merge_test.cc: New file.
507 * testsuite/icf_string_merge_test.sh: New file.
508 * testsuite/icf_virtual_function_folding_test.cc: New file.
509 * testsuite/icf_virtual_function_folding_test.sh: New file.
511 2010-04-14 Doug Kwan <dougkwan@google.com>
513 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
514 for local symbol recounting if we remove a section due to ICF.
515 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
516 there are no regular objects in input.
518 2010-04-13 Doug Kwan <dougkwan@google.com>
520 * arm.cc (Arm_input_section::set_final_data_size): Compute
521 accurate final data size instead of using current data size.
523 2010-04-09 Doug Kwan <dougkwan@google.com>
525 * layout.cc (Layout::choose_output_section): Handle script section
527 (Layout::make_output_section_for_script): Add section type parameter.
528 Handle script section types.
529 * layout.h (Layout::make_output_section_for_script): Add section
531 * output.cc (Output_section::Output_section): Initialize data member
533 (Output_section::do_reset_address_and_file_offset): Do not set address
534 to 0 if section is a NOLOAD section.
535 * output.h (Output_section::is_noload): New method.
536 (Output_section::set_is_noload): Ditto.
537 (Output_section::is_noload_): New data member.
538 * script-c.h (Script_section_type): New enum type.
539 (struct Parser_output_section_header): Add new file section_type.
540 * script-sections.cc (Sections_element::output_section_name): Add
541 parameter for returning script section type.
542 (Output_section_definition::output_section_name): Ditto.
543 (Output_section_definition::section_type)P; New method.
544 (Output_section_definiton::script_section_type_name): Ditto.
545 (Output_section_definition::script_section_type_): New data member.
546 (Output_section_definition::Output_section_definition): Initialize
547 data member Output_section_definition::script_section_type_.
548 (Output_section_definition::create_sections): Pass script section type
549 to Layout::make_output_section_for_script.
550 (Output_section_definition::output_section_name): Return script
551 section type to caller.
552 (Output_section_definition::set_section_address): Do not advance
553 dot value and load address if section type is NOLOAD. Set address
554 of NOLOAD sections regardless of section flags.
555 (Output_section_definition::print): Print section type if it is
556 not SCRIPT_SECTION_TYPE_NONE.
557 (Output_section_definition::section_type): New method.
558 (Output_section_definition::script_section_type_name): Ditto.
559 (Script_sections::output_section_name): Add new parameter
560 PSECTION_TYPE for returning script section type. Pass it to
561 section elements. Handle discard sections.
562 (Sort_output_sections::operator()): Handle NOLOAD sections.
563 * script-sections.h (Script_sections::Section_type): New enum type.
564 (Script_sections::output_section_name): Add a new parameter for
565 returning script section type.
566 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
568 * yyscript.y (union): Add new field SECTION_TYPE.
569 (COPY, DSECT, INFO, NOLOAD): New tokens.
570 (opt_address_and_section_type): Change type to output_section_header.
571 (section_type): New non-terminal
572 (section_header): Handle section type.
573 (opt_address_and_section_type): Return section type value.
575 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
577 * testsuite/plugin_common_test_1.c (foo): Add prototype.
578 * testsuite/plugin_common_test_2.c (foo): Likewise.
580 2010-04-08 Doug Kwan <dougkwan@google.com>
582 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
584 * output.cc (Output_section::add_merge_input_section): Simplify
585 code and return status of Output_merge_base::add_input_section.
586 Update merge section map only if Output_merge_base::add_input_section
589 2010-04-07 Doug Kwan <dougkwan@google.com>
591 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
592 if section is marked as containing instructions but has no mapping
594 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
595 correct section index.
596 (Arm_relobj::find_linked_text_section): Ditto.
598 2010-04-07 Cary Coutant <ccoutant@google.com>
600 * archive.cc (include_member): Destroy Read_symbols_data object before
602 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
603 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
604 (Read_symbols_data::~Read_symbols_data) New destructor.
605 (Section_relocs::Section_relocs) New constructor.
606 (Section_relocs::~Section_relocs) New destructor.
607 (Read_relocs_data::Read_relocs_data) New constructor.
608 (Read_relocs_data::~Read_relocs_data) New destructor.
609 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
610 pointers to NULL after deleting.
612 2010-04-07 Doug Kwan <dougkwan@google.com>
614 * arm.cc: Replace "endianity" with "endianness" in comments.
615 (Arm_exidx_cantunwind): Ditto.
616 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
617 (Arm_relobj::merge_flags_and_attributes): New method.
618 (Arm_relobj::merge_flags_and_attributes_): New data member.
619 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
620 (Arm_relobj::scan_sections_for_stubs): Ditto.
621 (Arm_relobj::do_read_symbols): Check to see if we really want to
622 merge processor-specific flags and attributes. Exit early if
623 an object is empty except for section names and the undefined symbol.
624 (Target_arm::do_finalize_sections): Move check for ELF format to
625 Arm_relobj::do_read_symbols. Merge processor specific flags and
626 attributes from a regular object only when we have determined that
627 it is aapropriate. Do not create an .ARM.attributes section in
628 output if there is no regular input object.
629 (Target_arm::merge_processor_specific_flags): Check
630 --warn-mismatch before printing any error.
631 (Target_arm::merge_object_attributes): Ditto.
632 * gold.cc (queue_middle_tasks): Handle the case in which there is
633 no regular object in input.
634 * options.cc (General_options::parse_EB): New method.
635 (General_options::parse_EL): Same.
636 (General_options::General_options): Initialize endianness_.
637 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
639 (General_options::Endianness): New enum.
640 (General_options::endianness): New method.
641 (General_options::endianness_): New data member.
642 * parameters.cc (Parameters::set_options): Check target endianness.
643 (Parameters::set_target_once): Ditto.
644 (Parameters::check_target_endianness): New method.
645 (parameters_force_valid_target): If either -EL or -EB is specified,
646 use it to define endianness of default target.
647 * parameters.h (Parameters::check_target_endianness): New method
649 * target.h (class Target): Change "endianity" to "endianness"
652 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
654 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
655 * configure: Regenerate.
656 * Makefile.in: Regenerate.
657 * testsuite/Makefile.in: Regenerate.
659 2010-04-06 Cary Coutant <ccoutant@google.com>
662 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
663 prevailing definitions of common symbols.
664 * testsuite/plugin_test_6.sh: New test case.
665 * testsuite/plugin_common_test_1.c: New test case.
666 * testsuite/plugin_common_test_2.c: New test case.
667 * testsuite/Makefile.am (plugin_test_6): New test case.
668 * testsuite/Makefile.in: Regenerate.
670 2010-04-06 Nick Clifton <nickc@redhat.com>
672 * po/vi.po: New Vietnamese translation.
674 2010-03-30 Doug Kwan <dougkwan@google.com>
676 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
678 2010-03-25 Doug Kwan <dougkwan@google.com>
680 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
681 to avoid a conversion warning on a 32-bit host.
683 2010-03-24 Ian Lance Taylor <iant@google.com>
685 * testsuite/script_test_3.t: Add a TLS segment.
686 * testsuite/Makefile.am (check_PROGRAMS): Add
687 tls_phdrs_script_test.
688 (tls_phdrs_script_test_SOURCES): Define.
689 (tls_phdrs_script_test_DEPENDENCIES): Define.
690 (tls_phdrs_script_test_LDFLAGS): Define.
691 (tls_phdrs_script_test_LDADD): Define.
692 * testsuite/Makefile.in: Rebuild.
694 2010-03-23 Cary Coutant <ccoutant@google.com>
696 * fileread.cc (find_or_make_view): Fix comment.
698 2010-03-23 Ian Lance Taylor <iant@google.com>
700 * script-sections.cc (class Orphan_section_placement): Define
701 PLACE_TLS and PLACE_TLS_BSS.
702 (Orphan_section_placement::Orphan_section_placement): Initialize
704 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
705 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
706 (tls_script_test_SOURCES): Define.
707 (tls_script_test_DEPENDENCIES): Define.
708 (tls_script_test_LDFLAGS): Define.
709 (tls_script_test_LDADD): Define.
710 * testsuite/Makefile.in: Rebuild.
712 2010-03-22 Doug Kwan <dougkwan@google.com>
714 * arm.cc (Arm_relocate_functions::abs8,
715 Arm_relocate_functions::abs16): Use correct check for overflow
716 specified in the ARM ELF specs.
717 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
718 target of a BLX instruction specially.
719 (Reloc_stub::stub_type_for_reloc): Ditto.
720 (Relocate::relocate): Use symbolic names instead of numeric relocation
721 codes to report error.
722 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
724 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
725 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
726 thumb2_blx_out_of_range.stdout
727 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
728 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
729 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
730 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
731 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
732 thumb2_blx_in_range, thumb2_blx_in_range.o,
733 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
734 thumb2_blx_out_of_range.o): New rules.
735 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
736 thumb2_blx_in_range and thumb2_blx_out_of_range.
737 * testsuite/Makefile.in: Regenerate.
738 * arm_branch_in_range.sh: Add tests for THUMB BLX.
739 * testsuite/thumb_blx_in_range.s: New file.
740 * testsuite/thumb_blx_out_of_range.s: New file.
742 2010-03-22 Rafael Espindola <espindola@google.com>
744 * archive.cc (Should_include): Move to archive.h.
745 (should_include_member): Make it a member of Archive.
747 (Add_lib_group_symbols): New.
748 * archive.h: Include options.h.
749 (Archive_member): Moved from Archive.
750 (Should_include): Moved from archive.cc.
752 (Add_lib_group_symbols): New.
753 * dynobj.cc (do_should_include_member): New.
754 * dynobj.h (do_should_include_member): New.
755 * gold.cc (queue_initial_tasks): Update call to queue.
756 * main.cc (main): Print lib group stats.
757 * object.cc (do_should_include_member): New.
758 * object.h: Include archive.h.
759 (Object::should_include_member): New.
760 (Object::do_should_include_member): New.
761 (Sized_relobj::do_should_include_member): New.
762 * options.cc (General_options::parse_start_lib): New.
763 (General_options::parse_end_lib): New.
764 (Input_arguments::add_file): Handle lib groups.
765 (Input_arguments::start_group): Check we are not in a lib.
766 (Input_arguments::start_lib): New.
767 (Input_arguments::end_lib): New.
768 * options.h (General_options): Add start_lib and end_lib.
769 (Input_argument::lib_): New.
770 (Input_argument::lib): New.
771 (Input_argument::is_lib): New.
772 (Input_file_lib): New.
773 (Input_arguments::in_lib_): New.
774 (Input_arguments::in_lib): New.
775 (Input_arguments::start_lib): New.
776 (Input_arguments::end_lib_): New.
777 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
778 in unused members as preempted.
779 (Sized_pluginobj::do_should_include_member): New.
780 * plugin.h (Sized_pluginobj::do_should_include_member): New.
781 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
783 (Read_symbols::do_whole_lib_group): New.
784 (Read_symbols::do_lib_group): New.
785 (Read_symbols::do_read_symbols): Handle lib groups.
786 (Read_symbols::get_name): Handle lib groups.
787 * readsyms.h (Read_symbols): Add an archive member pointer.
788 (Read_symbols::do_whole_lib_group): New.
789 (Read_symbols::do_lib_group): New.
790 (Read_symbols::member_): New.
791 * script.cc (read_input_script): Update call to queue_soon.
793 2010-03-19 Doug Kwan <dougkwan@google.com>
795 * arm.cc (Stub_table::Stub_table): Initialize new data members
796 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
797 (Stub_table::add_reloc_stub): Assign stub offset and update
798 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
799 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
801 (Stub_table::update_data_size_and_addralign): Use
802 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
803 instead of going over all reloc stubs.
804 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
805 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
806 Stringpool_template::offset_ to size of Stringpool_char.
807 (Stringpool_template::new_key_offset): Remove code to initialize
808 Stringpool_template::offset_.
809 * stringpool.h (Stringpool_template::set_no_zero_null): Set
810 Stringpool_template::offset_ to zero.
812 2010-03-15 Doug Kwan <dougkwan@google.com>
814 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
816 (Stringpool_template::new_key_offset): New method.
817 (Stringpool_template::add_string): Assign offsets when adding new
819 (Stringpool_template::set_string_offsets): Do not set string offsets
821 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
823 (Chunked_vector::clear): Clear size_.
824 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
825 (Chunked_vector::size): Return size_.
826 (Chunked_vector::push_back): Use size_ to find insert position.
827 (Chunked_vector::size_): New data member.
828 (Stringpool_template::set_no_zero_null): Assert string set is empty.
829 (Stringpool_template::new_key_offset): New method declaration.
830 (Stringpool_template::offset_): New data member.
832 2010-03-15 Rafael Espindola <espindola@google.com>
834 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
835 Add_symbols' constructor.
836 * readsyms.h (Add_symbols): Remove the input_group member.
838 2010-03-10 Ian Lance Taylor <iant@google.com>
840 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
841 target to ask whether a reference to a symbol requires a stack
843 * target.h (Target::is_call_to_non_split): New function.
844 (Target::do_is_call_to_non_split): Declare virtual function.
845 * target.cc: Include "symtab.h".
846 (Target::do_is_call_to_non_split): New function.
847 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
849 2010-03-10 Cary Coutant <ccoutant@google.com>
851 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
852 (File_read::open[1]): Remove initial mapping of whole_file_view_.
853 (File_read::open[2]): Add whole_file_view_ to list of views.
854 (File_read::make_view): Remove test of whole_file_view_.
855 (File_read::find_or_make_view): Create whole_file_view_ if
857 (File_read::clear_views): Replace bool parameter with enum;
858 adjust all callers. Don't delete views with permanent data;
859 do delete cached views and views from archives if
860 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
861 if clearing the corresponding view.
862 * fileread.h (File_read::Clear_views_mode): New enum.
863 (File_read::View::is_permanent_view): New method.
864 (File_read::clear_views): Replace bool parameter
865 with enum; adjust all callers.
866 * options.h (General_options): Change keep_files_mapped option;
868 * readsyms.cc (Add_symbols::run): Delete sd_ object before
870 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
873 2010-03-10 David S. Miller <davem@davemloft.net>
875 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
877 2010-03-09 Sriraman Tallam <tmsriram@google.com>
879 * icf.cc (get_section_contents): Add '@' marker after processing the
882 2010-03-08 Doug Kwan <dougkwan@google.com>
884 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
885 due to a conversion warning.
886 (Arm_relobj::update_output_local_symbol_count): Check for local
887 symbol with unset output index.
889 2010-03-05 Ian Lance Taylor <iant@google.com>
891 * options.h (class General_options): Add --spare-dynamic-tags.
892 * output.cc (Output_data_dynamic::set_final_data_size): Implement
893 --spare-dynamic-tags.
895 2010-03-05 Ian Lance Taylor <iant@google.com>
897 * incremental.cc: Include "libiberty.h".
899 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
901 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
902 function, is_info_ member.
903 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
904 (Versions::Versions): Update caller.
905 (Versions::define_base_version): Likewise.
906 (Versions::add_def): Likewise.
908 2010-03-03 Sriraman Tallam <tmsriram@google.com>
910 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
911 (Scan::possible_function_pointer_reloc): New function.
912 (Scan::local_reloc_may_be_function_pointer): Change to call
913 possible_function_pointer_reloc.
914 (Scan::global_reloc_may_be_function_pointer): Ditto.
915 * icf.h (Icf::check_section_for_function_pointers): Change to reject
916 relocations in ".data.rel.ro._ZTV" section.
917 * testsuite/icf_safe_so_test.sh: Change to pass i386.
918 * testsuite/icf_safe_so_test.cc: Ditto.
919 * testsuite/icf_safe_test.cc: Ditto.
920 * testsuite/icf_safe_test.sh: Ditto.
922 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
923 Ian Lance Taylor <iant@google.com>
925 * target-reloc.h (relocate_section): Check the symbol table index
926 for -1U before setting the local symbol index.
927 (scan_relocatable_relocs): If copying the relocation, record that
928 the local symbol is required.
929 * object.h (Symbol_value::is_output_symtab_index_set): New
931 (Symbol_value::may_be_discarded_from_output_symtab): New
933 (Symbol_value::has_output_symtab_entry): New function.
934 (Symbol_value::needs_output_symtab_entry): Remove.
935 (Symbol_value::output_symtab_index): Make sure the symbol index is
937 (Symbol_value::set_output_symtab_index): Make sure the symbol
938 index is not set. Make sure the new index is valid.
939 (Symbol_value::set_must_have_output_symtab_entry): New function.
940 (Symbol_value::has_output_dynsym_entry): New function.
941 (Symbol_value::set_output_dynsym_index): Make sure the new index
943 (Sized_relobj::set_must_have_output_symtab_entry): New function.
944 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
945 local symbol if permitted.
946 (Sized_relobj::do_finalize_local_symbols): Call
947 is_output_symtab_index_set rather than needs_output_symtab_entry.
948 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
949 rather than needs_output_symtab_entry. Call
950 has_output_dynsym_entry rather than needs_output_dynsym_entry.
951 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
952 is_output_symtab_index_set rather than needs_output_symtab_entry.
953 * testsuite/discard_locals_relocatable_test.c: New file.
954 * testsuite/discard_locals_test.sh: Test -r.
955 * testsuite/Makefile.am (check_DATA): Add
956 discard_locals_relocatable_test1.syms,
957 discard_local_relocatable_test2.syms.
958 (MOSTLYCLEANFILES): Likewise. Also add
959 discard_locals_relocatable_test1.lout and
960 discard_locals_relocatable_test2.out.
961 (discard_locals_relocatable_test1.syms): New target.
962 (discard_locals_relocatable_test.o): New target.
963 (discard_locals_relocatable_test1.out): New target.
964 (discard_locals_relocatable_test2.syms): New target.
965 (discard_locals_relocatable_test2.out): New target.
966 (various): Add missing ../ld-new dependencies.
967 * testsuite/Makefile.in: Rebuild.
969 2010-03-03 Nick Clifton <nickc@redhat.com>
971 * po/fi.po: New Finnish translation.
973 2010-03-01 Doug Kwan <dougkwan@google.com>
975 * layout.cc (Layout::Layout): Force section types of .init_array*,
976 .preinit_array* and .fini_array* sections.
977 * output.cc (Output_section::Input_section_sort_entry::has_priority):
978 Fix check of return value of std::string::find.().
979 (Output_section::Input_section_sort_compare::operator()): Remove
980 comment about .init_array.
981 (Output_section::Input_section_sort_init_fini_compare::operator()):
983 (Output_section::sort_attached_input_sections): Handle .init_array
984 and .fini_array specially.
985 * output.h (Output_section::Inut_section_sort_compare): Update
987 (Output_section::Input_section_sort_init_fini_compare): New struct.
989 2010-02-26 Doug Kwan <dougkwan@google.com>
991 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
992 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
993 * testsuite/debug_msg.sh: Avoid matching source line number for
994 use of global variable undef_int.
996 2010-02-26 Doug Kwan <dougkwan@google.com>
998 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
999 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1000 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1001 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1002 * options.cc (General_options::General_options): Initialize member
1004 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1005 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1006 and rm_no_fix_v4bx.stdout
1007 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1008 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1009 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1010 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1011 and arm_no_fix_v4bx.
1012 * Makefile.in: Regenerate.
1013 * testsuite/arm_fix_v4bx.s: New file.
1014 * testsuite/arm_fix_v4bx.sh: Ditto.
1016 2010-02-24 Doug Kwan <dougkwan@google.com>
1018 * arm.cc (Target_arm::got_section): Make the .got section the first
1019 non RELRO section in the data segment.
1020 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1021 suffixes of section names.
1023 2010-02-24 Doug Kwan <dougkwan@google.com>
1025 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1026 flags and attributes merging if an input file is a binary file.
1027 * fileread.cc (Input_file::open): Record format of original file.
1028 * fileread.h (Input_file::Format): New enum type.
1029 (Input_file::Input_file): Initialize data member format_.
1030 (Input_file::format): New method definition.
1031 (Input_file::format_):: New data member.
1033 2010-02-24 Doug Kwan <dougkwan@google.com>
1035 * arm.cc (Arm_output_data_got): New class.
1036 (ARM_TCB_SIZE): New constant
1037 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1038 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1039 If user uses a script with a SECTIONS clause, issue only a warning
1040 for a misplaced EXIDX input section. Otherwise, issue an error.
1041 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1043 (Target_arm::got_mode_index_entry): Handle static linking.
1044 (Target_arm::Scan::local): Ditto.
1045 (Target_arm::Scan::global): Ditto.
1046 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1047 all incorrectly implemented relocations.
1048 (Target_arm::fix_exidx_coverage): Pass layout to
1049 Arm_output_section::fix_exidx_coverage.
1050 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1051 from ".ARM.exidx." and ".ARM.extab.".
1053 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1055 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1056 section if it does not already exist.
1057 * attributes.cc (Attributes_section_data::Attributes_section_data):
1058 Don't crash if size is zero.
1060 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1061 Ian Lance Taylor <iant@google.com>
1063 * gold.cc (queue_middle_tasks): If no input files were opened,
1065 * workqueue.h (Task_function::Task_function): Assert that there is
1068 2010-02-22 Doug Kwan <dougkwan@google.com>
1070 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1071 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1072 types to avoid warnings due to different uint64_t implementations
1075 2010-02-21 Doug Kwan <dougkwan@google.com>
1077 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1078 handling of the maximum backward branch offset.
1079 (Arm_relocate_functions::thumb_branch_common): Ditto.
1080 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1081 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1082 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1083 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1084 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1085 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1086 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1087 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1088 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1089 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1090 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1091 thumb2_bl_out_of_range.o): New rules.
1092 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1093 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1094 thumb2_bl_out_of_range
1095 * testsuite/Makefile.in: Regenerate.
1096 * testsuite/arm_bl_in_range.s: New file.
1097 * testsuite/arm_bl_out_of_range.s: Ditto.
1098 * testsuite/arm_branch_in_range.sh: Ditto.
1099 * testsuite/arm_branch_range.t: Ditto.
1100 * testsuite/thumb2_branch_range.t: Ditto.
1101 * testsuite/thumb_bl_in_range.s: Ditto.
1102 * testsuite/thumb_bl_out_of_range.s: Ditto.
1103 * testsuite/thumb_branch_range.t: Ditto.
1105 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1107 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1108 Add reloc offset information.
1109 * icf.cc (get_section_contents): Change iterators to point to the new
1110 vectors. Add reloc offset information to the contents.
1111 * icf.h (Icf::Sections_reachable_info): New typedef.
1112 (Icf::Sections_reachable_list): New typedef.
1113 (Icf::Offset_info): New typedef.
1114 (Icf::Reloc_info): New struct typedef.
1115 (Icf::Reloc_info_list): New typedef.
1116 (Icf::symbol_reloc_list): Delete method.
1117 (Icf::addend_reloc_list): Delete method.
1118 (Icf::section_reloc_list): Delete method.
1119 (Icf::reloc_info_list): New method.
1120 (Icf::reloc_info_list_): New member.
1122 2010-02-19 Doug Kwan <dougkwan@google.com>
1124 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1125 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1126 * arm.cc (Arm_relocation_functions): New forward declaration.
1127 (Target_arm::Target_arm): Initialize new data members
1128 got_mod_index_offset_ and tls_base_symbol_defined_.
1129 (Target_arm::Relocate::relocate_tls): New method.
1130 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1131 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1133 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1134 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1135 (Target_arm::got_mod_index_offset_,
1136 Target_arm::tls_base_symbol_defined_): New data members.
1137 (Target_arm::Scan::local, Target::Scan::global,
1138 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1141 2010-02-18 Doug Kwan <dougkwan@google.com>
1143 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1144 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1145 text section as a parameter becuase some broken tools may not set
1146 the link in section header.
1147 (Target_arm::has_got_section): New method.
1148 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1149 without any mapping symbol as data only. Remove warning.
1150 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1151 link in its section header, try to discover the link by inspecting the
1152 REL31 relocation at the beginning of the section.
1153 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1155 (Target_arm::Scan::global): Treat any reference to the symbol
1156 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1158 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1160 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1161 (Scan::global_reloc_may_be_function_pointer): New function.
1162 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1163 (Scan::global_reloc_may_be_function_pointer): New function.
1164 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1165 (Scan::global_reloc_may_be_function_pointer): New function.
1166 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1167 (Scan::global_reloc_may_be_function_pointer): New function.
1168 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1169 (Scan::global_reloc_may_be_function_pointer): New function.
1170 (Scan::possible_function_pointer_reloc): New function.
1171 (Target_x86_64::can_check_for_function_pointers): New function.
1172 * gc.h (gc_process_relocs): Scan relocation types to determine if
1173 function pointers were taken for targets that support it.
1174 * icf.cc (Icf::find_identical_sections): Include functions for
1175 folding in safe ICF whose pointer is not taken.
1176 * icf.h (Secn_fptr_taken_set): New typedef.
1177 (fptr_section_id_): New member.
1178 (section_has_function_pointers): New function.
1179 (set_section_has_function_pointers): New function.
1180 (check_section_for_function_pointers): New function.
1181 * options.h: Fix comment for safe ICF option.
1182 * target.h (can_check_for_function_pointers): New function.
1183 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1184 Modify icf_safe_test for X86-64.
1185 * testsuite/Makefile.in: Regenerate.
1186 * testsuite/icf_safe_so_test.cc: New file.
1187 * testsuite/icf_safe_so_test.sh: New file.
1188 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1189 (main): Change to take pointer to function kept_func_3.
1190 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1191 folding is done correctly for X86-64.
1193 2010-02-12 David S. Miller <davem@davemloft.net>
1195 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1196 is_symbolless parameter.
1197 (Output_reloc<SHT_REL>::is_symbolless): New.
1198 (Output_reloc<SHT_REL>::is_symbolless_): New.
1199 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1200 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1201 (Output_reloc<SHT_RELA>::is_symbolless): New.
1202 (Output_data_reloc::add_global): Handle is_symbolless.
1203 (Output_data_reloc::add_global_relative): Likewise.
1204 (Output_data_reloc::add_local): Likewise.
1205 (Output_data_reloc::add_local_relative): Likewise.
1206 (Output_data_reloc::add_symbolless_global_addend): New.
1207 (Output_data_reloc::add_symbolless_local_addend): New.
1208 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1210 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1211 instead of ->is_relative_
1212 (Output_reloc::write): Likewise.
1213 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1214 (Output_reloc::write_rel): Simplify.
1216 * sparc.cc (Target_sparc::Scan::local): Use
1217 ->add_symbolless_local_addend as needed.
1218 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1219 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1220 based upon relocation offset.
1222 2010-02-11 Doug Kwan <dougkwan@google.com>
1224 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1225 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1226 beginning of function.
1227 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1228 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1229 parameter is_32bit in calls to should_apply_static_reloc.
1230 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1231 (check_DATA): Add arm_abs_global.stdout.
1232 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1233 arm_abs_global.stdout): New rules.
1234 (MOSTLLYCLEANFILES): Add arm_abs_global
1235 * Makefile.in: Regenerate.
1236 * testsuite/arm_abs_global.s: New file.
1237 * testsuite/arm_abs_global.sh: Ditto.
1238 * testsuite/arm_abs_lib.s: Ditto.
1240 2010-02-11 Ian Lance Taylor <iant@google.com>
1242 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1244 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1245 Allocate_commons_task first.
1246 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1247 task, rather than symtab_lock_.
1248 (Gc_process_relocs::~Gc_process_relocs): New function.
1249 (Gc_process_relocs::is_runnable): Check this_blocker_.
1250 (Gc_process_relocs::locks): Use next_blocker_ rather than
1252 (Scan_relocs::~Scan_relocs): New function.
1253 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1255 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1257 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1258 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1259 constructor accordingly.
1260 (class Gc_process_relocs): Likewise.
1261 (class Scan_relocs): Likewise.
1262 * common.h (class Allocate_commons_task): Remove symtab_lock_
1263 field, and corresponding constructor parameter.
1264 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1266 (Allocate_commons_task::locks): Likewise.
1268 2010-02-11 Ian Lance Taylor <iant@google.com>
1270 * gold-threads.h (class Once): Define.
1271 (class Initialize_lock): Rewrite as child of Once.
1272 * gold-threads.cc (class Once_initialize): Define.
1273 (once_pointer_control): New static variable.
1274 (once_pointer, once_arg): New static variables.
1275 (c_run_once): New static function.
1276 (Once::Once, Once::run_once, Once::internal_run): New functions.
1277 (class Initialize_lock_once): Remove.
1278 (initialize_lock_control): Remove.
1279 (initialize_lock_pointer): Remove.
1280 (initialize_lock_once): Remove.
1281 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1282 (Initialize_lock::initialize): Rewrite.
1283 (Initialize_lock::do_run_once): New function.
1284 * archive.cc (Archive::interpret_header): Only clear name if it is
1286 * fileread.cc: Include "gold-threads.h"
1287 (file_counts_lock): New static variable.
1288 (file_counts_initialize_lock): Likewise.
1289 (File_read::release): Only increment counts when using --stats.
1290 Use a lock around the increment.
1291 * parameters.cc (class Set_parameters_target_once): Define.
1292 (set_parameters_target_once): New static variable.
1293 (Parameters::Parameters): Move here from parameters.h.
1294 (Parameters::set_target): Rewrite.
1295 (Parameters::set_target_once): New function.
1296 (Parameters::clear_target): Move here and rewrite.
1297 * parameters.h (class Parameters): Update declarations. Add
1298 set_parameters_target_once_ field.
1299 (Parameters::Parameters): Move to parameters.cc.
1300 (Parameters::clear_target): Likewise.
1301 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1303 (Start_group::~Start_group): New function.
1304 (Start_group::is_runnable): New function.
1305 (Start_group::locks, Start_group::run): New functions.
1306 (Finish_group::run): Change saw_undefined to size_t.
1307 * readsyms.h (class Start_group): Define.
1308 (class Finish_group): Change saw_undefined_ field to size_t.
1309 (Finish_group::Finish_group): Remove saw_undefined and
1310 this_blocker parameters. Change all callers.
1311 (Finish_group::set_saw_undefined): New function.
1312 (Finish_group::set_blocker): New function.
1313 * symtab.h (class Symbol_table): Change saw_undefined to return
1314 size_t. Change saw_undefined_ field to size_t.
1315 * target-select.cc (Set_target_once::do_run_once): New function.
1316 (Target_selector::Target_selector): Initialize set_target_once_
1317 field. Don't initialize lock_ and initialize_lock_ fields.
1318 (Target_selector::instantiate_target): Rewrite.
1319 (Target_selector::set_target): New function.
1320 * target-select.h (class Set_target_once): Define.
1321 (class Target_selector): Update declarations. Make
1322 Set_target_once a friend. Remove lock_ and initialize_lock_
1323 fields. Add set_target_once_ field.
1325 2010-02-10 Ian Lance Taylor <iant@google.com>
1327 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1329 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1330 (queue_middle_tasks): Add all blockers before queueing any tasks.
1331 (queue_final_tasks): Likewise.
1332 * token.h (Task_token::add_blockers): New function.
1333 * object.h (Input_objects::number_of_relobjs): New function.
1335 2010-02-10 Ian Lance Taylor <iant@google.com>
1337 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1338 shared, not if not position independent.
1339 * x86_64.cc (Relocate::relocate_tls): Likewise.
1340 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1341 (tls_pie_pic_test): New target.
1342 * testsuite/Makefile.in: Rebuild.
1344 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1345 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1346 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1347 * testsuite/Makefile.in: Rebuild.
1349 2010-02-09 David S. Miller <davem@davemloft.net>
1351 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1352 R_SPARC_RELATIVE using ->add_local_relative().
1353 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1355 * output.h (Output_data_dynamic::add_section_size): New method
1356 that takes two Output_data objects.
1357 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1358 entry param. Handle it in initializers.
1359 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1360 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1361 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1363 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1364 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1365 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1366 for dynrel_includes_plt.
1367 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1368 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1369 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1371 (Target_sparc::do_finalize_sections): Update to pass true for
1372 dynrel_includes_plt.
1373 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1374 output before .rela.plt
1375 (Target_powerpc::do_finalize_sections): Update to pass true for
1376 dynrel_includes_plt when 32-bit.
1378 2010-02-08 Doug Kwan <dougkwan@google.com>
1380 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1382 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1383 Arm_relobj::scan_section_for_cortex_a8_stubs,
1384 Arm_relobj::do_relocation_section): Instead of calling
1385 Output_section::output_address, use faster
1386 Arm_relobj::simple_input_section_output_address.
1388 2010-02-08 David S. Miller <davem@davemloft.net>
1390 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1391 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1392 relocation helper function.
1394 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1395 just like R_SPARC_GOT{10,13,22}.
1396 (Target_sparc::Scan::local): Likewise.
1397 (Target_sparc::Relocate:relocate): Likewise.
1399 2010-02-06 Ian Lance Taylor <iant@google.com>
1401 * configure.ac: Rewrite targetobjs duplicate removal code to use
1402 only shell constructs.
1403 * configure: Rebuild.
1405 2010-02-05 Doug Kwan <dougkwan@google.com>
1408 * arm.cc (Arm_relobj::section_is_scannable): New method.
1409 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1410 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1412 2010-02-04 Doug Kwan <dougkwan@google.com>
1415 * arm-reloc-property.cc (cstdio): Include.
1416 * configure.ac (targetobjs): Remove duplicates.
1417 * configure: Regenerate.
1418 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1419 big and little endian version for a given address size.
1421 2010-02-03 Doug Kwan <dougkwan@google.com>
1423 * arm-reloc-property.cc
1424 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1426 * arm-reloc-property.h
1427 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1428 New method definition.
1429 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1431 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1433 (GOT_PREL): Change implemented to Y.
1434 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1435 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1436 (Arm_relocate_functions::movw_abs_nc): Remove method.
1437 (Arm_relocate_functions::movt_abs): Ditto.
1438 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1439 (Arm_relocate_functions::thm_movt_abs): Ditto.
1440 (Arm_relocate_functions::movw_rel_nc): Ditto.
1441 (Arm_relocate_functions::movw_rel): Ditto.
1442 (Arm_relocate_functions::movt_rel): Ditto.
1443 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1444 (Arm_relocate_functions:thm_movw_rel): Ditto.
1445 (Arm_relocate_functions:thm_movt_rel): Ditto.
1446 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1447 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1448 New method definitions.
1449 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1450 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1451 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1452 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1453 (Target_arm::Relocate::relocate): Check for non-static or
1454 unimplemented relocation code and exit early. Change calls to
1455 Target_arm::reloc_uses_thumb_bit and
1456 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1457 instead. Refactor code to handle similar relocations to increase
1458 code sharing. Remove check for unsupported relocation code in switch
1460 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1461 relocation property table to find out size. Change error message to
1462 print out the name of a relocation code instead of the numeric value.
1463 (Target_arm::scan_reloc_for_stub): Use relocation property table
1464 instead of calling Target_arm::reloc_uses_thumb_bit().
1466 2010-02-02 Doug Kwan <dougkwan@google.com>
1468 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1469 types of relaxed input section.
1471 2010-02-02 Doug Kwan <dougkwan@google.com>
1473 * Makefile.am (HFILES): Add arm-reloc-property.h.
1475 (TARGETSOURCES): Add arm-reloc-property.cc
1476 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1477 (libgold_a_SOURCES): $(DEFFILES)
1478 * Makefile.in: Regenerate.
1479 * arm-reloc-property.cc: New file.
1480 * arm-reloc-property.h: New file.
1481 * arm-reloc.def: New file.
1482 * arm.cc: Update comments.
1483 (arm-reloc-property.h): New included header.
1484 (arm_reloc_property_table): New global variable.
1485 (Target_arm::do_select_as_default_target): New method definition.
1486 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1487 arm-reloc-property to targ_extra_obj.
1488 * parameters.cc (set_parameters_target): Call
1489 Target::select_as_default_target().
1490 * target.h (Target::select_as_default_target): New method definition.
1491 (Target::do_select_as_default_target): Same.
1493 2010-02-01 Doug Kwan <dougkwan@google.com>
1495 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1496 first_output_text_section_.
1497 (Arm_exidx_fixup::first_output_text_section): New method definition.
1498 (Arm_exidx_fixup::first_output_text_section_): New data member.
1499 (Arm_exidx_fixup::process_exidx_section): Record the first text
1500 output section seen.
1501 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1502 and entsize in output section header.
1504 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1506 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1507 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1508 (Arm_relocate_functions::thm_alu11): New Method.
1509 (Arm_relocate_functions::thm_pc8): New Method.
1510 (Arm_relocate_functions::thm_pc12): New Method.
1511 (Target_arm::Scan::local): Handle the relocations.
1512 (Target_arm::Scan::global): Likewise.
1513 (Target_arm::Relocate::relocate): Likewise.
1514 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1516 2010-01-29 Doug Kwan <dougkwan@google.com>
1518 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1519 of relocation types as ld.
1521 2010-01-29 Doug Kwan <dougkwan@google.com>
1523 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1525 (Arm_relocate_functions::thumb_branch_common): Ditto.
1526 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1527 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1528 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1529 Arm_relocate_functions::jump24): Remove.
1530 (Target_arm::Relocate::relocate): Adjust code to call
1531 Arm_relocation_functions::arm_branch_common and
1532 Arm_relocation_functions::thumb_branch_common instead of their removed
1533 wrappers. Merge switch-cases together to reduce source code size.
1535 2010-01-29 Doug Kwan <dougkwan@google.com>
1537 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1538 output_local_symbol_count_needs_update_.
1539 (Arm_relobj::output_local_symbol_count_needs_update,
1540 Arm_relobj::set_output_local_symbol_count_needs_update,
1541 Arm_relobj::update_output_local_symbol_count): New methods.
1542 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1544 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1545 of pointed function as in a R_ARM_PREL31 relocation.
1546 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1547 for output local symbol count updating.
1548 (Target_arm::do_relax): Update output local symbol counts in objects
1550 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1552 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1554 * arm.cc: Added support for the ARM relocations:
1555 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1556 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1557 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1559 (Arm_relocate_functions::movw_rel): New method.
1560 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1561 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1563 (Arm_relocate_functions::thm_movw_rel): New method.
1564 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1566 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1568 (Target_arm::Scan::global): Likewise.
1569 (Target_arm::Relocate::relocate): Likewise.
1570 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1573 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1575 * arm.cc: Added support for ARM group relocations.
1576 (Target_arm::reloc_needs_sym_origin): New method.
1577 (Arm_relocate_functions::calc_grp_kn): New method.
1578 (Arm_relocate_functions::calc_grp_residual): New method.
1579 (Arm_relocate_functions::calc_grp_gn): New method.
1580 (Arm_relocate_functions::arm_grp_alu): New Method.
1581 (Arm_relocate_functions::arm_grp_ldr): New Method.
1582 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1583 (Arm_relocate_functions::arm_grp_ldc): New Method.
1584 (Target_arm::Scan::local): Handle the ARM group relocations.
1585 (Target_arm::Scan::global): Likewise.
1586 (Target_arm::Relocate::relocate): Likewise.
1587 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1590 2010-01-26 Doug Kwan <dougkwan@google.com>
1592 * arm.cc (set): Include.
1593 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1595 (Arm_output_section::Text_section_list): New type.
1596 (Arm_output_section::append_text_sections_to_list): New method.
1597 (Arm_output_section::fix_exidx_coverage): Ditto.
1598 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1599 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1600 Relobj::set_section_offset() instead of
1601 Sized_relobj::invalidate_section_offset().
1602 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1603 parameter for section headers. Ignore relocation sections for
1604 unallocated sections and EXIDX sections.
1605 (Target_arm::fix_exidx_coverage): New method.
1606 (Target_arm::output_section_address_less_than): New type.
1607 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1608 linked text section instead of the EXIDX section.
1609 (Arm_output_section::create_stub_group): Add an assertion to check
1610 that this is not an EXIDX output section.
1611 (Arm_output_section::append_text_sections_to_list): New method.
1612 (Arm_output_section::fix_exidx_coverage): Ditto.
1613 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1614 Arm_relobj::section_needs_reloc_stub_scanning.
1615 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1617 (Target_arm::fix_exidx_coverage): New method.
1618 * object.h (Relobj::set_output_section): New method.
1619 (Sized_relobj::invalidate_section_offset): Remove method.
1620 (Sized_relobj::do_invalidate_section_offset): Remove method.
1621 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1623 2010-01-25 Doug Kwan <dougkwan@google.com>
1625 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1626 Fix warning due to signed and unsigned comparison on a 32-bit host.
1628 2010-01-22 Doug Kwan <dougkwan@google.com>
1630 * arm.cc (Target_arm::do_relax): Record an output section for section
1631 offset adjustment it contains any stub table that has changed.
1632 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1633 offsets in an output section if necessary.
1634 * output.cc (Output_section::Output_section): Initialize
1635 section_offsets_need_adjustments_.
1636 (Output_section::add_input_section_for_script): Renamed to
1637 Output_section::add_simple_input_section.
1638 (Output_section::save_states): Add a comment.
1639 (Output_section::discard_states): New method defintion.
1640 (Output_section::adjust_section_offsets): Same.
1641 * output.h (Output_section::add_input_section_for_script): Renamed to
1642 Output_section::add_simple_input_section.
1643 (Output_section::discard_states): New method declaration.
1644 (Output_section::adjust_section_offsets): Same.
1645 (Output_section::section_offsets_need_adjustment,
1646 Output_section::set_section_offsets_need_adjustment): New method
1648 (Output_section::section_offsets_need_adjustment_): New data member.
1649 * script-sections.cc
1650 (Output_section_element_input::set_section_address): Adjust code for
1651 renaming of Output_section::add_input_section_for_script.
1652 (Orphan_output_section::set_section_address): Same.
1654 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1656 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1657 Fix_v4bx enum values .
1658 * gold/options.h (General_options): New option definitions.
1659 (General_options::fix_v4bx): New method.
1660 (General_options::Fix_v4bx): New enum.
1661 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1662 (General_options::parse_fix_v4bx_interworking): New method.
1664 2010-01-22 Doug Kwan <dougkwan@google.com>
1666 * arm.cc (Arm_exidx_fixup): New class.
1668 2010-01-21 Doug Kwan <dougkwan@google.com>
1670 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1672 (Arm_exidx_section_offset_map): New type.
1674 2010-01-21 Doug Kwan <dougkwan@google.com>
1676 * arm.cc (Arm_exidx_input_section): New class.
1677 (Arm_relobj::exidx_input_section_by_link,
1678 Arm_relobj::exidx_input_section_by_shndx,
1679 Arm_relobj::make_exidx_input_section): New methods.
1680 (read_arm_attributes_section): Remove.
1681 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1682 information about them.
1683 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1686 2010-01-20 Doug Kwan <dougkwan@google.com>
1688 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1689 Input_section_specifier to Section_id.
1690 (Target_arm::new_arm_input_section: Adjust code for change of key
1692 (Target_arm::find_arm_input_section): Ditto.
1693 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1694 (Section_id): Remove.
1695 (Garbage_collection::Section_id_hash): Remove.
1696 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1697 (Section_id): Remove.
1698 (Icf::Section_id_hash): Remove.
1699 * object.h (Section_id, Const_section_id, Section_id_hash,
1700 Const_section_id_hash): New type definitions.
1701 * output.cc (Output_section::add_relaxed_input_section): Change to
1702 use Const_section_id instead of Input_section_specifier as key type.
1703 (Output_section::add_merge_input_section): Ditto.
1704 (Output_section::build_relaxation_map): Change to use Section_id
1705 instead of Input_section_specifier as key type.
1706 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1708 (Output_section::convert_input_sections_to_relaxed_sections): Change
1709 to use Const_section_id instead of Input_section_specifier as key type.
1710 (Output_section::find_merge_section): Ditto.
1711 (Output_section::find_relaxed_input_section): Ditto.
1712 * output.h (Input_section_specifier): Remove class.
1713 (Output_section::Output_section_data_by_input_section_map): Change
1714 key type to Const_section_id.
1715 (Output_section::Output_relaxed_input_section_by_input_section_map):
1717 (Output_section::Relaxation_map): Change key type to Section_id.
1719 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1721 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1722 (class Arm_v4bx_stub): New class.
1723 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1724 (Stub_factory::make_arm_v4bx_stub): New method.
1725 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1726 (Stub_table::empty): Handle v4bx stubs.
1727 (Stub_table::add_arm_v4bx_stub): New method.
1728 (Stub_table::find_arm_v4bx_stub): New method.
1729 (Arm_relocate_functions::v4bx): New method.
1730 (Target_arm::fix_v4bx): New method.
1731 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1732 (Stub_table::relocate_stubs): Likewise.
1733 (Stub_table::do_write): Likewise.
1734 (Stub_table::update_data_size_and_addralign): Likewise.
1735 (Stub_table::finalize_stubs): Likewise.
1736 (Target_arm::Scan::local): Likewise.
1737 (Target_arm::Scan::global): Likewise.
1738 (Target_arm::do_finalize_sections): Likewise.
1739 (Target_arm::Relocate::relocate): Likewise.
1740 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1742 (Target_arm::scan_reloc_for_stub): Likewise.
1743 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1745 2010-01-19 Ian Lance Taylor <iant@google.com>
1747 * output.cc (Output_section_headers::do_sized_write): Write large
1748 segment count to sh_info field.
1749 (Output_file_header::do_sized_write): For large segment count,
1750 write PN_XNUM to e_phnum field.
1752 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1754 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1755 (Arm_relocate_functions::thm_jump8): New function.
1756 (Arm_relocate_functions::thm_jump11): New function.
1757 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1759 (Target_arm::Scan::global): Likewise.
1760 (Target_arm::Relocate::relocate): Likewise.
1761 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1764 2010-01-14 Doug Kwan <dougkwan@google.com>
1766 * arm.cc (map, utility): Include headers.
1767 (Target_arm::apply_cortex_a8_workaround): New method.
1768 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1769 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1770 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1771 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1772 the --[no-]fix-cortex-a8 command line options.
1773 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1774 (Target_arm::relocate_stub): Use addend in instruction template.
1775 * options.h (DEFINE_bool): Set the user-set flag.
1776 (General_options): Add --[no-]-fix-cortex options.
1777 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1778 : Update fast look-up map after conversion.
1780 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1782 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1783 in the first pass of do_layout.
1785 2010-01-13 Doug Kwan <dougkwan@google.com>
1787 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1788 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1789 apparent compiler problem of not folding static constant integral
1790 data members of elfcpp::Elf_sizes<32>.
1792 2010-01-13 Doug Kwan <dougkwan@google.com>
1794 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1795 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1796 Arm_relobj::scan_section_for_cortex_a8_erratum,
1797 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1798 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1799 sections to scan for relocation stubs into a new method
1800 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1801 relocation and Cortex-A8 stub scanning.
1802 (Target_arm::do_relax): Force stubs to be after stubbed sections
1803 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1804 the beginning of a new relaxation pass. Update a comment.
1805 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1807 2010-01-12 Ian Lance Taylor <iant@google.com>
1809 * target-reloc.h (visibility_error): New inline function.
1810 (relocate_section): Call visibility_error.
1811 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1812 (MOSTLYCLEANFILES): Likewise.
1813 (protected_4_pic.o, protected_3.err): New targets.
1814 * testsuite/protected_4.cc: New file.
1816 2010-01-12 Doug Kwan <dougkwan@google.com>
1818 * arm.cc (Cortex_a8_reloc): New class.
1819 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1820 and cortex_a8_relocs_info_.
1821 (Target_arm::fix_cortex_a8): New method definition.
1822 (Target_arm::Cortex_a8_relocs_info): New type.
1823 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1824 New data member declarations.
1825 (Target_arm::scan_reloc_for_stub): Record information about
1826 relocations for THUMB branches that might be exempted from the
1827 Cortex-A8 workaround.
1828 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1829 at the beginning of a relaxation pass.
1831 2010-01-12 Doug Kwan <dougkwan@google.com>
1833 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1834 (Arm_relobj::Mapping_symbol_position,
1835 Arm_reloj::Mapping_symbol_position_less,
1836 Arm_relobj::Mapping_symbols_info): New types.
1837 (Target_arm::is_mapping_symbol_name): New method definition.
1838 (Arm_relobj::do_count_local_symbols): Save information about mapping
1841 2010-01-11 Doug Kwan <dougkwan@google.com>
1843 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1844 Arm_relocate_functions::thumb32_branch_upper,
1845 Arm_relocate_functions::thumb32_branch_lower,
1846 Arm_relocate_functions::thumb32_cond_branch_offset,
1847 Arm_relocate_functions::thumb32_cond_branch_upper,
1848 Arm_relocate_functions::thumb32_cond_branch_lower,
1849 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1850 branch offset encoding.
1851 (Arm_relocate_functions::thumb_branch_common): Use new branch
1852 offset encoding methods to avoid code duplication.
1853 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1854 (Stub_addend_reader::operator()): Use new branch encoding method
1855 to avoid code duplication.
1857 2010-01-11 Doug Kwan <dougkwan@google.com>
1859 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1860 (Target_arm::do_finalize_sections): Define special EXIDX section
1861 symbols only if referenced.
1862 * gc.h (Garbage_collection::add_reference): New method.
1863 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1866 2010-01-11 Ian Lance Taylor <iant@google.com>
1868 * script.cc (Version_script_info::build_expression_list_lookup):
1869 Change complaing about duplicate wildcard match from error to
1872 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1874 (Version_script_info::Version_script_info): Initialize globs_,
1875 default_version_, default_is_global_, and exact_. Don't
1876 initialize globals_ or locals_.
1877 (Version_script_info::build_lookup_tables): Build local symbols
1879 (Version_script_info::unquote): New function.
1880 (Version_script_info::add_exact_match): New function.
1881 (Version_script_info::build_expression_list_lookup): Remove lookup
1882 parameter. Add is_global parameter. Change all callers. Handle
1883 wildcard pattern specially. Unquote pattern. Call
1885 (Version_script_info::get_name_to_match): New function.
1886 (Version_script_info::get_symbol_version): New function.
1887 (Version_script_info::get_symbol_version_helper): Remove.
1888 (Version_script_info::check_unmatched_names): Call unquote.
1889 * script.h (class Version_script_info): Change get_symbol_version
1890 to be non-inline and add is_global parameter; change all callers.
1891 Rewrite symbol_is_local. Update declarations. Define struct
1892 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1893 Remove globals_ and locals_ members. Add exact_, globs_,
1894 default_version_, is_global_.
1895 (Version_script_info::Glob): Remove pattern, add expression and
1896 is_global. Update constructor. Change all callers.
1897 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1899 (Versions::symbol_section_contents): If a symbol is undefined, or
1900 defined in a dynamic object, set the version index to
1902 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1904 (Symbol_table::add_from_pluginobj): Likewise.
1905 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1907 2010-01-11 Doug Kwan <dougkwan@google.com>
1909 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1910 (incremental_dump_LDADD): Add linking option for libintl.
1911 * Makefile.in: Regenerate.
1913 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1916 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1918 * testsuite/Makefile.in: Regenerated.
1920 2010-01-10 Doug Kwan <dougkwan@google.com>
1922 * options.h (DEFINE_var): Use parentheses around argument varname__
1923 in macro body to avoid any unintended subsequent substitutions.
1925 2010-01-10 Ian Lance Taylor <iant@google.com>
1927 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1928 candidates before doing symbol resolution.
1930 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1931 ODR candidates if only one is weak.
1933 2010-01-08 Ian Lance Taylor <iant@google.com>
1935 * script.cc (Version_script_info::build_expression_list_lookup):
1936 Don't warn about ambiguous version, just record the ambiguity.
1937 (Version_script_info::get_symbol_version_helper): Give error if
1938 version is ambiguous.
1940 2010-01-08 Doug Kwan <dougkwan@google.com>
1942 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1943 prev_data_size_ and prev_addralign_. Remove initializer for
1944 deleted data member has_been_changed_.
1945 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1946 to determine if the table is empty.
1947 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1949 (Stub_table::add_reloc_stub): Define method in class definition
1950 instead of just declaring it there.
1951 (Stub_table::add_cortex_a8_stub): New method definition.
1952 (Stub_table::update_data_size_and_addralign): Ditto.
1953 (Stub_table::finalize_stubs): Ditto.
1954 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1955 (Stub_table::do_addralign_): Return address alignment in the
1956 (Stub_table::do_reset_address_and_file_offset): Define method in
1957 class definition instead of declaring it there. Set current data
1958 size to be the data size of the previous pass.
1959 (Stub_table::set_final_data_size): Use current data size as the
1961 (Stub_table::relocate_stub): Change parameter type of stub from
1962 Reloc_stub pointer to Stub pointer.
1963 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1964 (Stub_table::Cortex_a8_stub_list): New typedef.
1965 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1966 Stub_table::prev_addralign_): New data member.
1967 (Arm_relobj::Arm_relobj): Initialize data member
1968 section_has_cortex_a8_workaround_.
1969 (Arm_relobj::section_has_cortex_a8_workaround,
1970 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1972 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1974 (Target_arm::relocate_stub): Change parameter type of stub from
1975 Reloc_stub pointer to Stub pointer.
1976 (Insn_template::size, Insn_template::alignment): Handle
1977 THUMB16_SPECIAL_TYPE.
1978 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1979 Stub_table::update_data_size_and_addralign,
1980 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1982 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1983 (Stub_table::do_write): Ditto.
1984 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1986 2010-01-08 Ian Lance Taylor <iant@google.com>
1989 * symtab.h (class Symbol): Remove fields is_target_special_ and
1990 has_plt_offset_. Add field is_defined_in_discarded_section_.
1991 (Symbol::is_defined_in_discarded_section): New function.
1992 (Symbol::set_is_defined_in_discarded_section): New function.
1993 (Symbol::has_plt_offset): Rewrite.
1994 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1995 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1996 Don't initialize is_target_special_ or has_plt_offset_.
1997 Initialize is_defined_in_discarded_section_.
1998 (Symbol_table::add_from_relobj): If appropriate, set
1999 is_defined_in_discarded_section.
2000 * resolve.cc (Symbol::override_base_with_special): Don't test
2001 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2002 * target-reloc.h (relocate_section): Do special handling for
2003 symbols defined in discarded sections for global symbols as well
2006 2010-01-08 Ian Lance Taylor <iant@google.com>
2008 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2009 the SHT_SYMTAB case.
2011 2010-01-08 Ian Lance Taylor <iant@google.com>
2013 * object.cc (Sized_relobj::do_layout): Don't get confused if
2014 layout_eh_frame returns NULL.
2016 2010-01-08 Ian Lance Taylor <iant@google.com>
2019 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2020 dynamic symbol table, use the normal symbol table.
2021 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2024 2010-01-08 Ian Lance Taylor <iant@google.com>
2027 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2030 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2032 * version.cc (print_version): Change to "Copyright 2010".
2034 2010-01-08 Ian Lance Taylor <iant@google.com>
2038 * i386.cc (class Target_i386): Change return type of plt_section
2040 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2041 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2042 tls_desc_rel_ field.
2043 (Output_data_plt_i386::rel_tls_desc): New function.
2044 (Target_i386::rel_tls_desc_section): New function.
2045 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2046 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2047 R_386_TLS_DESC reloc in rel_tls_desc_section.
2048 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2049 Define struct Tlsdesc_info.
2050 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2051 (Target_x86_64::do_reloc_symbol_index): New function.
2052 (Target_x86_64::add_tlsdesc_info): New function.
2053 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2054 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2056 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2058 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2059 (Target_x86_64::rela_tlsdesc_section): New function.
2060 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2062 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2063 (Target_x86_64::do_reloc_addend): New function.
2064 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2065 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2066 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2067 (Output_reloc::type): New function.
2068 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2069 (Output_reloc::is_target_specific): New function.
2070 (Output_reloc::target_arg): New function.
2071 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2072 absolute relocs and target specific relocs.
2073 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2074 add_target_specific.
2075 (class Output_data_reloc) [SHT_RELA]: Likewise.
2076 * output.cc (Output_reloc::Output_reloc): Add four new versions
2077 for absolute relocs and target specific relocs.
2078 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2079 (Output_reloc::get_symbol_index): Likewise.
2080 (Output_reloc::local_section_offset): Check that local_sym_index_
2081 is not TARGET_CODE or 0.
2082 (Output_reloc::symbol_value): Likewise.
2083 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2085 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2086 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2088 * layout.cc (add_target_dynamic_tags): Use output section for
2089 DT_PLTRELSZ and DT_JMPREL.
2091 2010-01-07 Ian Lance Taylor <iant@google.com>
2094 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2096 (class Output_data_reloc_generic): Define.
2097 (class Output_data_reloc_base): Change base class to
2098 Output_data_reloc_generic. Change add() method to call
2099 bump_relative_reloc_count for a relative reloc. Remove
2101 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2103 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2104 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2106 * layout.h (class Layout): Update declaration.
2108 2010-01-07 Ian Lance Taylor <iant@google.com>
2110 * output.h (class Output_data): Add const version of
2111 output_section and do_output_section.
2112 (class Output_section_data): Add const version of
2114 (class Output_section): Likewise.
2115 * layout.cc (Layout::add_target_dynamic_tags): New function.
2116 * layout.h (class Layout): Update declarations.
2117 * arm.cc (Target_arm::do_finalize_sections): Use
2118 add_target_dynamic_tags.
2119 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2120 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2121 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2122 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2124 2010-01-07 Ian Lance Taylor <iant@google.com>
2127 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2130 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2131 Ian Lance Taylor <iant@google.com>
2134 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2135 Xindex::read_symtab_xindex.
2137 2010-01-07 Doug Kwan <dougkwan@google.com>
2139 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2140 (Insn_template::thumb16_bcond_insn): New method declaration.
2141 (Insn_template): Fix spelling.
2142 (Stub::thumb16_special): New method declaration.
2143 (Stub::do_write): Define virtual method which was previously pure
2145 (Stub::do_thumb16_special): New method declaration.
2146 (Stub::do_fixed_endian_write): New template member.
2147 (Reloc_stub::do_write): Remove.
2148 (Reloc_stub::do_fixed_endian_write): Remove.
2149 (Cortex_a8_stub): New class definition.
2150 (Stub_factory::make_cortex_a8_stub): New method definition.
2151 (Stub_factory::Stub_factory): Add missing static storage class
2152 qualifier for elf32_arm_stub_a8_veneer_blx.
2154 2010-01-07 Ian Lance Taylor <iant@google.com>
2157 * options.h (class General_options): Add --warn-unresolved-symbols
2158 and --error-unresolved-symbols.
2159 * errors.cc (Errors::undefined_symbol): Implement
2160 --warn-unresolved-symbols.
2162 * options.h (class General_options): Add -z text and -z textoff.
2163 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2165 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2167 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2168 (Garbage_collection::cident_sections): New function.
2169 (Garbage_collection::add_cident_section): New function.
2170 (Garbage_collection::cident_sections_): New member.
2171 (gc_process_relocs): Add references to sections whose names are C
2173 * gold.h (cident_section_start_prefix): New constant.
2174 (cident_section_stop_prefix): New constant.
2175 (is_cident): New function.
2176 * layout.cc (Layout::define_section_symbols): Replace string constants
2177 with the newly defined constants.
2178 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2180 * testsuite/Makefile.am: Add gc_orphan_section_test.
2181 * testsuite/Makefile.in: Regenerate.
2182 * testsuite/gc_orphan_section_test.cc: New file.
2183 * testsuite/gc_orphan_section_test.sh: New file.
2185 2010-01-06 Ian Lance Taylor <iant@google.com>
2188 * options.h (class General_options): Add --warn-shared-textrel.
2189 * layout.cc (Layout::finish_dynamic_section): Implement
2190 --warn-shared-textrel.
2193 * options.h (class General_options): Add --warn-multiple-gp.
2195 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2197 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2198 $(THREADSLIB) and $(LIBDL).
2199 * Makefile.in: Rebuild.
2201 2010-01-06 Ian Lance Taylor <iant@google.com>
2204 * options.cc (General_options::parse_section_start): New function.
2205 (General_options::section_start): New function.
2206 (General_options::General_options): Initialize all members.
2207 * options.h: Include <map>
2208 (class General_options): Add --section-start. Add section_starts_
2210 * layout.cc (Layout::attach_allocated_section_to_segment): If
2211 --section-start was used, set the address of the segment. Remove
2212 local sort_sections.
2213 (Layout::relaxation_loop_body): If the address of the load segment
2214 has been set by --section-start, don't use it.
2215 * output.h (Output_segment::update_flags_for_output_section): New
2217 * output.cc (Output_segment::add_output_section): Call
2218 update_flags_for_output_section.
2220 2010-01-05 Ian Lance Taylor <iant@google.com>
2223 * options.h (class General_options): Add --undefined-version.
2224 * script.cc (struct Version_expression): Add was_matched_by_symbol
2226 (Version_script_info::matched_symbol): New function.
2227 (Version_script_info::get_symbol_version_helper): Call
2229 (Version_script_info::check_unmatched_names): New function.
2230 * script.h (class Version_script_info): Update declarations.
2231 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2233 * options.h (class General_options): Use DEFINE_bool_alias for
2234 allow_multiple_definition.
2235 * resolve.cc (Symbol_table::should_override): Don't test
2236 allow_multiple_definition.
2239 * options.h (class General_options): Add --cref.
2240 * main.cc (main): Print cref table if --cref. Don't close mapfile
2241 until after printing cref table.
2242 * cref.cc: Include "symtab.h".
2243 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2244 (Cref_table_compare::operator()): New function.
2245 (Cref_inputs::gather_cref): New function.
2246 (filecol): New static const.
2247 (Cref_inputs::print_cref): New function.
2248 (Cref::print_cref): New function.
2249 * cref.h: Include <cstdio>.
2250 (class Cref): Update declarations.
2251 * mapfile.h (Mapfile::file): New function.
2252 * object.h (class Object): Define Symbols. Declare virtual
2253 do_get_global_symbols.
2254 (Object::get_global_symbols): New function.
2255 * object.cc (Input_objects::add_object): Pass object to cref_ if
2257 (Input_objects::archive_start): Likewise.
2258 (Input_objects::archive_stop): Likewise.
2259 (Input_objects::print_cref): New function.
2260 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2261 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2263 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2265 * plugin.h (class Sized_pluginobj): Update declarations.
2267 2010-01-05 Ian Lance Taylor <iant@google.com>
2269 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2270 to is_default_version. Rename insdef to insdefault.
2271 (Symbol_table::add_from_relobj): Rename def to is_default_version
2272 and local to is_forced_local.
2273 (Symbol_table::add_from_pluginobj): Likewise.
2274 (Symbol_table::add_from_dynobj): Likewise.
2275 (Symbol_table::define_special_symbol): Rename insdef to
2278 2010-01-04 Ian Lance Taylor <iant@google.com>
2281 * options.h (class General_options): Add
2282 --allow-multiple-definition and -z muldefs.
2283 * resolve.cc (Symbol_table::should_override): Don't warn about a
2284 multiple symbol definition if --allow-multiple-definition or -z
2288 * options.h (class General_options): Add --add-needed and
2289 --copy-dt-needed-entries. Tweak --as-needed help entry.
2290 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2291 error if --copy-dt-needed-entries aka --add-needed is used and
2292 would cause a change in behaviour.
2295 * options.h (class General_options): Add -G as a short version of
2296 --shared. Add no-op options -assert, -g, and -i.
2298 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2300 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2301 check for .text or .gnu.linkonce.t sections.
2302 * icf.cc (Icf::find_identical_sections): Ditto.
2303 Change the detection for mangled function name within the section
2305 * icf.h (is_section_foldable_candidate): New function.
2307 2009-12-30 Ian Lance Taylor <iant@google.com>
2310 * options.h (class General_options): Permit two dashes with
2311 --retain-symbols-file.
2313 2009-12-30 Ian Lance Taylor <iant@google.com>
2316 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2317 don't put the file header and segment headers in the text
2321 * common.cc (Sort_commons::operator()): Stabilize sort when both
2323 (Symbol_table::do_allocate_commons_list): When allocating common
2324 symbols, skip a symbol which is no longer common.
2325 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2326 an object before checking its type.
2327 * testsuite/common_test_2.c: New file.
2328 * testsuite/common_test_3.c: New file.
2329 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2330 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2331 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2332 (common_test_2_pic.o, common_test_2.so): New targets.
2333 (common_test_3_pic.o, common_test_3.so): New targets.
2334 * testsuite/Makefile.in: Rebuild.
2337 * script.cc (read_input_script): If we see a new SECTIONS clause,
2338 and we have added an input section, give an error.
2339 * layout.h (class Layout): Add have_added_input_section function.
2340 Add have_added_input_section_ field.
2341 * layout.cc (Layout::Layout): Initialize
2342 have_added_input_section_.
2343 (Layout::layout): Set have_added_input_section_.
2344 (Layout::layout_eh_frame): Likewise.
2346 2009-12-30 Ian Lance Taylor <iant@google.com>
2349 * options.h (class General_options): Add --sort-common option.
2350 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2351 * common.cc (Sort_common): Add sort_order parameter to
2352 constructor. Add sort_order_ field.
2353 (Sort_commons::operator): Check sort_order_.
2354 (Symbol_table::allocate_commons): Determine the sort order.
2355 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2357 (Symbol_table::do_allocate_commons_list): Likewise.
2359 2009-12-30 Ian Lance Taylor <iant@google.com>
2362 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2363 symbols from this object, don't change the visibility of an
2365 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2367 2009-12-30 Ian Lance Taylor <iant@google.com>
2370 * script.h (class Version_script_info): Define Language enum.
2371 Update declarations. Define Glob, Exact, and Lookup types. Add
2372 new fields globals_, locals_, and is_finalized_.
2373 * script.cc: Various formatting fixes.
2374 (class Parser_closure): Change language_stack_ from a vector of
2375 std::string to one of Version_script_info::Language. Adjust all
2377 (class Lazy_demangler): Remove.
2378 (struct Version_expression): Change language from std::string to
2379 Version_script_info::Language.
2380 (Version_script_info::Version_script_info): New function.
2381 (Version_script_info::~Version_script_info): Don't call clear.
2382 (Version_script_info::finalize): New function.
2383 (Version_script_info::build_lookup_tables): New function.
2384 (Version_script_info::build_expression_list_lookup): New
2386 (Version_script_info::get_symbol_version_helper): Rewrite to use
2388 (Version_script_info::print_expression_list): Adjust to use
2389 Version_script_info::Language.
2390 (script_push_lex_into_version_mode): Check that the version script
2391 has not been finalized.
2392 (version_script_push_lang): Change language string to
2393 Version_script_info::Language.
2394 * options.cc (Command_line::version_script): New function.
2395 * options.h (class General_options): Add finalize_dynamic_list
2396 function. Change version_script from declaration to definition.
2397 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2398 * testsuite/version_script.map: Remove duplicate def of foo.
2399 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2401 * testsuite/Makefile.in: Rebuild.
2403 2009-12-30 Ian Lance Taylor <iant@google.com>
2406 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2407 if the input symbol index is 0, make the output symbol index 0.
2409 2009-12-30 Ian Lance Taylor <iant@google.com>
2412 * options.h (class General_options): Add -x/--discard-all.
2413 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2414 --discard-all. If the local symbol needs a dynamic entry, check
2415 that before handling --discard-locals.
2417 2009-12-30 Ian Lance Taylor <iant@google.com>
2420 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2422 (Output_segment::add_output_section): Don't change the flags if
2426 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2427 GNU hash table if they need a dynamic value. Otherwise, don't add
2428 them if they are defined in a dynamic object or are forced local.
2430 2009-12-29 Ian Lance Taylor <iant@google.com>
2433 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2434 .gnu.hash table for a 32-bit target.
2437 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2438 regular and a dynamic object only needs a dynamic symbol table
2439 entry if it is externally visible.
2442 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2443 constructor. Add global_offset_table_ field.
2444 (Target_i386::got_section): Set global_offset_table_.
2445 (Target_i386::do_finalize_sections): Set global_offset_table_
2447 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2448 in constructor. Add global_offset_table_ field.
2449 (Target_x86_64::got_section): Set global_offset_table_.
2450 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2453 * layout.cc (Layout::Layout): Initialize increase_relro_.
2454 (Layout::get_output_section): Add is_relro, is_last_relro, and
2455 is_first_non_relro parameters. Change all callers.
2456 (Layout::choose_output_section): Likewise.
2457 (Layout::add_output_section_data): Likewise.
2458 (Layout::make_output_section): Likewise.
2459 (Layout::set_segment_offsets): Clear increase_relro when using a
2461 * layout.h (class Layout): Add increase_relro method. Add
2462 increase_relro_ field. Update declarations.
2463 * output.cc (Output_section::Output_section): Initialize
2464 is_last_relro_ and is_first_non_relro_.
2465 (Output_segment::add_output_section): Group relro sections is
2466 do_sort is true. Handle is_last_relro and is_first_non_relro.
2467 (Output_segment::maximum_alignment): Remove relro handling.
2468 (Output_segment::set_section_addresses): Add increase_relro
2469 parameter. Change all callers. Add initial alignment to align
2470 relro sections on separate page. Remove old relro handling.
2471 (Output_segment::set_section_list_addresses): Remove in_relro
2472 parameter. Change all callers.
2473 (Output_segment::set_offset): Add increase parameter. Change all
2474 callers. Remove old relro handling.
2475 * output.h (class Output_section): Add new methods: is_last_relro,
2476 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2477 Add is_last_relro_ and is_first_non_relro_ fields.
2478 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2479 Create separate .got.plt section. Call increase_relro.
2480 * x86_64.cc (Target_x86_64::got_section): Likewise.
2481 * testsuite/relro_script_test.t: Add .got.plt.
2484 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2485 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2486 (Layout::finalize): Call set_dynamic_symbol_size.
2487 (Layout::set_dynamic_symbol_size): New function.
2488 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2489 set_dynamic_symbol_size.
2492 * output.h (class Output_section): Add is_entsize_zero_ field.
2493 * output.cc (Output_section::Output_section): Initialize
2495 (Output_section::set_entsize): If two different entsizes are
2496 requested, force it to zero.
2497 (Output_section::add_input_section): Set flags for .debug_str
2498 before updating section flags. Set entsize.
2499 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2500 and SHF_STRING if all input sections have those flags.
2502 2009-12-29 Rafael Espindola <espindola@google.com>
2504 * main.cc (main): Fix the sys time reporting.
2505 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2508 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2510 * options.cc (General_options::parse_version): Allow -v to exit
2511 without an error if there is nothing to link.
2513 2009-12-29 Ian Lance Taylor <iant@google.com>
2515 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2516 using a version of gcc before 4.1.
2517 * configure: Rebuild.
2519 2009-12-28 Chris Demetriou <cgd@google.com>
2521 * attributes.cc (Output_attributes_section_data::do_write): Use
2522 std::vector::front rather than std::vector::data.
2524 2009-12-28 Ian Lance Taylor <iant@google.com>
2526 * symtab.h (class Symbol_table): Add enum Defined.
2527 * resolve.cc (Symbol_table::should_override): Add defined
2528 parameter. Change all callers. Test whether object is NULL
2529 before calling a method on it.
2530 (Symbol_table::report_resolve_problem): Add defined parameter.
2532 (Symbol_table::should_override_with_special): Likewise.
2533 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2534 parameter. Change all callers.
2535 (Symbol_table::do_define_in_output_data): Likewise.
2536 (Symbol_table::define_in_output_segment): Likewise.
2537 (Symbol_table::do_define_in_output_segment): Likewise.
2538 (Symbol_table::define_as_constant): Likewise.
2539 (Symbol_table::do_define_as_constant): Likewise.
2540 * script.h (class Symbol_assignment): Add is_defsym parameter to
2541 constructor; change all callers.
2542 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2543 parameter. Change all callers. Add is_defsym_ field.
2544 (class Parser_closure): Add parsing_defsym parameter to
2545 constructor; change all callers. Add parsing_defsym accessor
2546 function. Add parsing_defsym_ field.
2548 2009-12-28 Ian Lance Taylor <iant@google.com>
2550 * gold.cc (queue_middle_tasks): Fix formatting.
2551 * object.cc (Relobj::is_section_name_included): Likewise.
2553 2009-12-23 Ian Lance Taylor <iant@google.com>
2555 * i386.cc (Target_i386::do_calls_non_split): Recognize
2556 -fsplit-stack prologue for a function with a static chain.
2557 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2558 -fsplit-stack prologue when using %r11.
2560 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2562 * options.cc (General_options::parse_version): Make -v continue and do
2563 the link like GNU ld does.
2565 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2567 * Makefile.am (CCFILES): Add timer.cc.
2568 (HFILES): Add timer.h.
2569 * configure.ac: Check for sysconf and times.
2570 * main.cc: include timer.h.
2571 (main): Use Timer instead of get_run_time.
2574 * workqueue.cc: include timer.h.
2575 (Workqueue::find_and_run_task):
2576 Report user, sys and wall time.
2577 * Makefile.in: Regenerate.
2578 * config.in: Regenerate.
2579 * configure: Regenerate.
2581 2009-12-16 Doug Kwan <dougkwan@google.com>
2583 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2585 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2586 relaxed input sections.
2587 * output.cc (Output_section::find_relaxed_input_section): Change
2588 return type to Output_relaxed_input_section pointer. Adjust code
2589 for new type of relaxed_input_section_map_.
2590 * output.h (Output_section::find_relaxed_input_section): Change
2591 return type to Output_relaxed_input_section pointer.
2592 (Output_section::Output_relaxed_input_section_by_input_section_map):
2594 (Output_section::relaxed_input_section_map_): Change type to
2595 Output_section::Output_relaxed_input_section_by_input_section_map.
2596 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2599 2009-12-15 Ian Lance Taylor <iant@google.com>
2601 * layout.cc (Layout::create_shstrtab): Only write out after input
2602 sections if we are compressing debug sections.
2604 2009-12-15 Ian Lance Taylor <iant@google.com>
2606 * archive.cc (Archive::add_symbols): Only look up a symbol without
2607 a version if there is, in fact, a version.
2609 2009-12-14 Ian Lance Taylor <iant@google.com>
2611 Revert -Wshadow changes, all changes from:
2612 2009-12-11 Doug Kwan <dougkwan@google.com>
2613 2009-12-11 Nick Clifton <nickc@redhat.com>
2614 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2616 2009-12-11 Doug Kwan <dougkwan@google.com>
2618 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2620 * attributes.cc (Object_attribute::size): Ditto.
2621 (Attributes_section_data::size): Ditto.
2622 (Attributes_section_data::Attributes_section_data): Ditto.
2623 (Output_attributes_section_data::do_write): Ditto.
2624 * attributes.h (Object_attribute::set_type): Ditto.
2625 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2627 2009-12-11 Nick Clifton <nickc@redhat.com>
2629 * archive.cc: Fix shadowed variable warnings.
2631 * compressed_output.cc: Likewise.
2632 * compressed_output.h: Likewise.
2633 * configure: Likewise.
2634 * dwarf_reader.cc: Likewise.
2635 * dynobj.cc: Likewise.
2636 * dynobj.h: Likewise.
2637 * ehframe.cc: Likewise.
2638 * ehframe.h: Likewise.
2639 * errors.cc: Likewise.
2640 * expression.cc: Likewise.
2641 * fileread.cc: Likewise.
2642 * fileread.h: Likewise.
2643 * freebsd.h: Likewise.
2644 * i386.cc: Likewise.
2646 * incremental.h: Likewise.
2647 * layout.cc: Likewise.
2648 * layout.h: Likewise.
2649 * mapfile.cc: Likewise.
2650 * merge.cc: Likewise.
2651 * merge.h: Likewise.
2652 * object.cc: Likewise.
2653 * object.h: Likewise.
2654 * options.h: Likewise.
2655 * output.cc: Likewise.
2656 * output.h: Likewise.
2657 * parameters.cc: Likewise.
2658 * plugin.cc: Likewise.
2659 * powerpc.cc: Likewise.
2660 * reduced_debug_output.cc: Likewise.
2661 * reduced_debug_output.h: Likewise.
2662 * reloc.cc: Likewise.
2663 * reloc.h: Likewise.
2664 * resolve.cc: Likewise.
2665 * script-sections.cc: Likewise.
2666 * script.cc: Likewise.
2667 * script.h: Likewise.
2668 * sparc.cc: Likewise.
2669 * symtab.cc: Likewise.
2670 * symtab.h: Likewise.
2671 * target-select.cc: Likewise.
2672 * target-select.h: Likewise.
2673 * token.h: Likewise.
2674 * workqueue.cc: Likewise.
2675 * workqueue.h: Likewise.
2676 * x86_64.cc: Likewise.
2678 2009-12-10 Doug Kwan <dougkwan@google.com>
2680 * arm.cc (attributes.h): New include.
2681 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2682 (Arm_relobj::~Arm_relobj): Delete object pointed by
2683 attributes_section_data_.
2684 (Arm_relobj::attributes_section_data): New method definition.
2685 (Arm_relobj::attributes_section_data_): New data member declaration.
2686 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2687 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2688 attributes_section_data_.
2689 (Arm_dynobj::attributes_section_data): New method definition.
2690 (Arm_dynobj::attributes_section_data_): New data member declaration.
2691 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2692 initialization value of may_use_blx_ to false.
2693 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2694 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2695 object attributes to compute results instead of hard-coding.
2696 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2697 Target_arm::get_secondary_compatible_arch,
2698 Target_arm::set_secondary_compatible_arch
2699 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2700 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2701 New method declarations.
2702 (Target_arm::get_aeabi_object_attribute): New method definition.
2703 (Target_arm::attributes_section_data_): New data member declaration.
2704 (read_arm_attributes_section): New template definition.
2705 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2706 (Arm_dynobj::do_read_symbols): Ditto.
2707 (Target_arm::do_finalize_sections): Merge attributes sections from
2708 input. Check for BLX use after attributes section merging.
2709 Fix __exidx_start and __exidx_end visibility. Create an
2710 .ARM.attributes section if necessary.
2711 (Target_arm::get_secondary_compatible_arch,
2712 Target_arm::set_secondary_compatible_arch,
2713 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2714 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2715 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2716 New method definitions.
2718 2009-12-09 Ian Lance Taylor <iant@google.com>
2720 * plugin.cc (Plugin::load): Don't cast from void* to a function
2723 2009-12-09 Ian Lance Taylor <iant@google.com>
2725 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2728 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2730 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2731 Replace two_file_shared_1.so with two_file_shared_2.so.
2732 * testsuite/Makefile.in: Regenerated.
2734 2009-12-08 Doug Kwan <dougkwan@google.com>
2736 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2737 (HFILES): Add attributes.h and int_encoding.h.
2738 * Makefile.in: Regenerate.
2739 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2740 function definitions to int_encoding.cc
2741 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2742 prototypes to int_encoding.h
2743 * reduced_debug_output.cc (int_encoding.h): New include.
2744 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2745 function definitions to int_encoding.cc
2746 (insert_into_vector, read_from_pointer): Move template definitions to
2748 * attributes.cc: New file.
2749 * attributes.h: New file.
2750 * int_encoding.cc: New file.
2751 * int_encoding.h: New file.
2753 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2756 * incremental-dump.cc (dump_incremental_inputs): New.
2757 (main): Use dump_incremental_inputs.
2759 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2762 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2763 checking elfcpp::STT_FUNC.
2764 (Target_i386::Relocate::relocate): Likewise.
2765 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2767 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2768 symbols from shared libraries into normal FUNC symbols.
2770 * symtab.h (Symbol): Add is_func and use it.
2772 2009-12-05 Doug Kwan <dougkwan@google.com>
2774 * arm.cc (Target_arm::arm_info): Initialize new fields
2775 attributes_section and attributes_vendor.
2776 * i386.cc (Target_i386::i386_info): Same.
2777 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2778 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2779 fields attributes_section and attributes_vendor.
2780 * sparc.cc (Target_sparc::sparc_info): Same.
2781 * target.h (Target::attributes_section, Target::attributes_vendor,
2782 Target::is_attributes_section, Target::attribute_arg_type,
2783 Target::attributes_order): New method definitions.
2784 (Target::Target_info::attributes_section,
2785 Target::Target_info::attributes_vendor): New fields.
2786 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2787 virtual method definitions.
2788 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2789 attributes_section and attributes_vendor.
2790 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2792 2009-12-05 Doug Kwan <dougkwan@google.com>
2794 * arm.cc: Update comments about interworking and stub generation.
2795 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2796 considered as non-PIC.
2797 (Arm_relocate_functions::base_abs): Fix formatting.
2798 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2799 of function to use GOT entry address instead of offset.
2800 (Target_arm::Scan::global): Issue an error if a symbol would need a
2801 PLT does not get one because it is untyped. Remove code to create
2802 dynamic symbols for relative branches.
2803 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2804 takes unsigned integer instead of boolean.
2806 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2808 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2809 (two_file_test_LDADD): Likewise.
2810 (common_test_1_LDADD): Likewise.
2811 (exception_test_LDADD) Likewise.
2812 (weak_test_LDADD): Likewise.
2813 (many_sections_test_LDADD): Likewise.
2814 (initpri1_LDADD): Likewise.
2815 (script_test_1_LDADD): Likewise.
2816 (script_test_2_LDADD): Likewise.
2817 (justsyms_LDADD): Likewise.
2818 (binary_test_LDADD): Likewise.
2819 (large_LDADD): Likewise.
2820 * testsuite/Makefile.in: Regenerated.
2822 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2824 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2825 (Symbol_table::override_with_special): Likewise.
2826 (Symbol_table::add_from_object): Likewise.
2828 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2830 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2831 Don't set the data_offset twice.
2833 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2835 * testsuite/Makefile.in: Regenerate.
2837 2009-12-03 Doug Kwan <dougkwan@google.com>
2839 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2840 (Target_arm::do_finalize_sections): Add parameter for symbol table
2841 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2842 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2843 parameter for symbol table pointer.
2844 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2845 an additional parameter for a pointer to symbol table.
2846 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2847 parameter for a symbol table pointer.
2848 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2849 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2851 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2852 parameter for a symbol table pointer.
2854 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2856 * incremental.cc (Incremental_inputs_header)
2857 (Incremental_inputs_header_write, Incremental_inputs_entry)
2858 (Incremental_inputs_entry_write): Move ...
2859 * incremental.h (Incremental_inputs_header)
2860 (Incremental_inputs_header_write, Incremental_inputs_entry)
2861 (Incremental_inputs_entry_write): here.
2863 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2865 * incremental.cc (make_sized_incremental_binary): Set the target.
2866 Error if it is incompatible.
2867 * output.h (Output_file): Add filename method.
2869 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2871 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2872 from the get_* methods.
2874 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2876 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2877 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2878 Write 0 for the data_offset of scripts.
2880 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2882 * testsuite/Makefile.am: Add the incremental_test.sh test.
2883 * testsuite/incremental_test.sh: New.
2884 * testsuite/incremental_test_1.c: New.
2885 * testsuite/incremental_test_2.c: New.
2887 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2889 * incremental-dump.cc (main): Fix typos.
2891 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2894 * incremental-dump.cc (main): Use llu to print 64 bit values.
2896 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2897 H.J. Lu <hongjiu.lu@intel.com>
2899 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2901 (incremental_dump_LDADD): Likewise.
2902 * Makefile.in: Regenerated.
2904 2009-11-25 Doug Kwan <dougkwan@google.com>
2908 2009-11-25 Doug Kwan <dougkwan@google.com>
2910 * arm.cc (Target_arm::Target_arm): Move method definition
2911 outside of class definition. Add code to handle
2912 --target1-rel, --target1-abs and --target2= options.
2913 (Target_arm::get_reloc_reloc_type): Change method to be
2914 non-static and const.
2915 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2916 New data member declaration.
2917 (Target_arm::Scan::local, Target_arm::Scan::global,
2918 Target_arm::Relocate::relocate,
2919 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2920 Adjust call to Target_arm::get_real_reloc_type.
2921 (Target_arm::get_real_reloc_type): Use command line options
2922 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2923 * options.h (--target1-rel, --target1-abs, --target2): New
2926 2009-11-25 Doug Kwan <dougkwan@google.com>
2928 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2929 class definition. Add code to handle --target1-rel, --target1-abs
2930 and --target2= options.
2931 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2933 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2935 (Target_arm::Scan::local, Target_arm::Scan::global,
2936 Target_arm::Relocate::relocate,
2937 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2938 call to Target_arm::get_real_reloc_type.
2939 (Target_arm::get_real_reloc_type): Use command line options to
2940 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2941 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2944 2009-11-25 Doug Kwan <dougkwan@google.com>
2946 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2947 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2948 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2950 (Arm_relocate_functions::thm_call): Replace body with a call to
2951 Arm_relocate_functions::thumb_branch_common.
2952 (Arm_relocate_functions::thm_jump24,
2953 Arm_relocate_functions::thm_xpc22): New method definitions.
2954 (Arm_relocate_functions::thumb_branch_common): New method definition.
2955 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2957 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2958 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2960 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2962 * Makefile.am: Build incremental-dump
2963 * Makefile.in: Regenerate.
2964 * incremental-dump.cc: New.
2965 * incremental.cc (Incremental_inputs_header_data,
2966 Incremental_inputs_entry_data): Move to incremental.h
2967 * incremental.h: (Incremental_inputs_header_data,
2968 Incremental_inputs_entry_data): Move from incremental.cc
2970 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2972 * incremental.cc (Incremental_inputs_header,
2973 Incremental_inputs_header_write, Incremental_inputs_entry,
2974 Incremental_inputs_entry_write): Add a typedef with the data type.
2976 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2978 * incremental.cc (Incremental_inputs_header,
2979 Incremental_inputs_header_write, Incremental_inputs_entry,
2980 Incremental_inputs_entry_write): Update comment about which
2981 type has the filed descriptions.
2983 2009-11-15 Doug Kwan <dougkwan@google.com>
2985 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2986 (Arm_relocate_functions::arm_branch_common): Change method defintion
2987 in class definition to a method declaration and update list of formal
2989 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2990 Arm_relocation_functions::jump24): Adjust call to
2991 Arm_relocate_functions::arm_branch_common. Update list of formal
2993 (Arm_relocate_functions::xpc25): New method definition.
2994 (Arm_relocate_functions::arm_branch_common): Move method defintion
2995 out from class definition. Use stubs for mode-switching and extending
2997 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2998 specially. Change code to enable use of stubs in ARM branches.
3000 2009-11-10 Doug Kwan <dougkwan@google.com>
3002 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3003 in method declaration.
3004 (Target_arm::relocate_stub): New method declaration.
3005 (Target_arm::default_target): Change to return a pointer instead of
3007 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3008 Target_arm::default_target.
3009 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3011 (Target_arm::relocate_section): Adjust view.
3012 (Target_arm::relocate_stub): New method definition.
3014 2009-11-10 Doug Kwan <dougkwan@google.com>
3016 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3018 * incremental.cc (open_incremental_binary): Initialized local
3019 variables to avoid warnings.
3020 * object.cc (make_elf_object): Ditto.
3021 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3024 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3027 * testsuite/plugin_test.c: Include "config.h".
3029 2009-11-09 Doug Kwan <dougkwan@google.com>
3031 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3032 (arm_symbol_value): Remove.
3033 (Arm_relocate_functions::arm_branch_common,
3034 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3035 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3036 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3037 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3038 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3039 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3040 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3041 Arm_relocate_functions::thm_mobw_abs_nc,
3042 Arm_relocate_functions::thm_mov_abs,
3043 Arm_relocate_functions::movw_prel_nc,
3044 Arm_relocate_functions::thm_movt_abs,
3045 Arm_relocate_functions::movt_prel,
3046 Arm_relocate_functions::thm_movw_prel_nc,
3047 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3048 (Target_arm::Relocate::relocate): Only decompose address into two
3049 parts if relocation type uses the thumb-bit and pass the actual
3050 bit instead of a flag indicating that the thumb-bit is used. Adjust
3051 calls to methods in Arm_relocate_functions for this change.
3053 2009-11-08 Ian Lance Taylor <iant@google.com>
3056 * reloc.cc: Instantiate
3057 Sized_relobj::initialize_input_to_output_maps and
3058 Sized_relobj:free_input_to_output_maps.
3060 2009-11-06 Ian Lance Taylor <iant@google.com>
3063 * defstd.cc (in_segment): Set only_if_ref true for "end".
3065 2009-11-06 Doug Kwan <dougkwan@google.com>
3067 * arm.cc (class Reloc_stub): Correct a comment.
3068 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3069 (Target_arm::scan_section_for_stubs): New method declaration.
3070 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3071 Change methods from private to protected.
3072 (Target_arm::do_may_relax): New method definition.
3073 (Target_arm::do_relax, Target_arm::group_sections,
3074 Target_arm::scan_reloc_for_stub,
3075 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3076 (Target_arm::arm_input_section_map_): New data member declaration.
3077 (Target_arm::scan_reloc_for_stub,
3078 Target_arm::scan_reloc_section_for_stubs,
3079 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3080 Target_arm::do_relax): New method definitions.
3082 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3084 * configure.ac: Check for (struct stat)::st_mtim
3085 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3086 * config.in: Regenerate.
3087 * configure: Regenerate.
3089 2009-11-05 Ian Lance Taylor <iant@google.com>
3092 * output.cc (Output_segment::add_output_section): Add missing
3095 2009-11-04 Ian Lance Taylor <iant@google.com>
3098 * object.h (class Object): Add is_needed and set_is_needed
3099 methods. Add is_needed_ field. Make bool fields into bitfields.
3100 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3101 defined in a dynamic object and referenced by a regular object,
3102 set is_needed for the dynamic object.
3103 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3104 if the file is marked with as_needed and it is not needed.
3106 2009-11-04 Ian Lance Taylor <iant@google.com>
3109 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3110 tags if data is discarded by linker script.
3111 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3112 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3113 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3114 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3116 2009-11-04 Ian Lance Taylor <iant@google.com>
3118 * layout.cc (Layout::get_output_section): Add is_interp and
3119 is_dynamic_linker_section parameters. Change all callers.
3120 (Layout::choose_output_section): Likewise.
3121 (Layout::make_output_section): Likewise.
3122 (Layout::add_output_section_data): Add is_dynamic_linker_section
3123 parameter. Change all callers.
3124 * layout.h (class Layout): Update declarations.
3125 * output.h (class Output_section): Add is_interp, set_is_interp,
3126 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3127 Add is_interp_, is_dynamic_linker_section_ fields. Change
3128 generate_code_fills_at_write_ to a bitfield.
3129 * output.cc (Output_section::Output_sections): Initialize new
3131 (Output_segment::add_output_section): Add do_sort parameter.
3134 2009-11-03 Ian Lance Taylor <iant@google.com>
3137 * options.h (class General_options): Add --warn-common.
3138 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3139 merging two common symbols.
3140 (Symbol_table::should_override): Handle --warn-common when merging
3141 a common symbol with a defined symbol. Use report_resolve_problem
3142 for multiple definitions.
3143 (Symbol_table::report_resolve_problem): New function.
3144 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3146 2009-11-03 Doug Kwan <dougkwan@google.com>
3148 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3150 (Target_arm::stub_factory): New method definition.
3151 (Target_arm::new_arm_input_section,
3152 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3153 Target_arm::reloc_uses_thumb_bit): New method declarations.
3154 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3155 New type definitions.
3156 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3157 member declarations.
3158 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3159 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3160 New method definitions.
3162 2009-11-03 Ian Lance Taylor <iant@google.com>
3164 * options.h (class General_options): Add --warn_constructors.
3166 2009-11-03 Ian Lance Taylor <iant@google.com>
3169 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3170 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3172 2009-11-03 Ian Lance Taylor <iant@google.com>
3175 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3176 --msgid-bugs-address.
3177 (install-pdf): New target.
3178 (install-data_yes): Look up one directory to find mkinstalldirs.
3180 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3182 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3185 2009-10-30 Doug Kwan <dougkwan@google.com>
3187 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3189 2009-10-30 Doug Kwan <dougkwan@google.com>
3191 * arm.cc (Stub_addend_reader): New struct template definition
3192 and partial specializations.
3193 (Stub_addend_reader::operator()): New method definition for a
3194 partially specialized template.
3196 2009-10-30 Doug Kwan <dougkwan@google.com>
3198 * arm.cc (Arm_relobj::processor_specific_flags): New method
3200 (Arm_relobj::do_read_symbols): New method declaration.
3201 (Arm_relobj::processor_specific_flags_): New data member declaration.
3202 (Arm_dynobj): New class definition.
3203 (Target_arm::do_finalize_sections): Add input_objects parameter.
3204 (Target_arm::do_adjust_elf_header): New method declaration.
3205 (Target_arm::are_eabi_versions_compatible,
3206 (Target_arm::merge_processor_specific_flags): New method declaration.
3207 (Target_arm::do_make_elf_object): New overloaded method definitions
3209 (Arm_relobj::do_read_symbols): New method definition.
3210 (Arm_dynobj::do_read_symbols): Ditto.
3211 (Target_arm::do_finalize_sections): Add input_objects parameters.
3212 Merge processor-specific flags from all input objects.
3213 (Target_arm::are_eabi_versions_compatible,
3214 Target_arm::merge_processor_specific_flags,
3215 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3216 New method definitions.
3217 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3218 Input_objects pointer type parameter.
3219 * layout.cc (Layout::finalize): Pass input objects to target's.
3220 finalize_sections function.
3221 * output.cc (Output_file_header::do_sized_write): Set ELF file
3222 header's processor-specific flags.
3223 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3224 Input_objects pointer type parameter.
3225 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3226 * target.h (Input_objects): New forward class declaration.
3227 (Target::processor_specific_flags,
3228 Target::are_processor_specific_flags_sect): New method definitions.
3229 (Target::finalize_sections): Add input_objects parameter.
3230 (Target::Target): Initialize processor_specific_flags_ and
3231 are_processor_specific_flags_set_.
3232 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3234 (Target::set_processor_specific_flags): New method definition.
3235 (Target::processor_specific_flags_,
3236 Target::are_processor_specific_flags_set_): New data member
3238 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3239 Input_objects pointer type parameter.
3241 2009-10-30 Doug Kwan <dougkwan@google.com>
3243 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3245 2009-10-28 Ian Lance Taylor <iant@google.com>
3247 * object.h (class Relobj): Drop options parameter from
3248 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3249 do_scan_relocs, do_relocate. Change all callers.
3250 (class Sized_relobj): Drop options parameters from
3251 do_gc_process_relocs, do_scan_relocs, do_relocate,
3252 do_relocate_sections, relocate_sections, emit_relocs_scan,
3253 emit_relocs_scan_reltype. Change all callers.
3254 (struct Relocate_info): Remove options field and all references to
3256 * reloc.h (class Read_relocs): Remove options constructor
3257 parameter and options_ field. Change all callers.
3258 (class Gc_process_relocs, class Scan_relocs): Likewise.
3259 (class Relocate_task): Likewise.
3260 * target-reloc.h (scan_relocs): Remove options parameter. Change
3262 (scan_relocatable_relocs): Likewise.
3263 * target.h (class Sized_target): Remove options parameter from
3264 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3266 * gc.h (gc_process_relocs): Remove options parameter. Change all
3268 * arm.cc: Update functions to remove options parameters.
3269 * i386.cc: Likewise.
3270 * powerpc.cc: Likewise.
3271 * sparc.cc: Likewise.
3272 * x86_64.cc: Likewise.
3273 * testsuite/testfile.cc: Likewise.
3275 2009-10-28 Doug Kwan <dougkwan@google.com>
3277 * arm.cc (Arm_relobj): New class definition.
3278 (Arm_relobj::scan_sections_for_stubs,
3279 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3280 New method definitions.
3282 2009-10-28 Cary Coutant <ccoutant@google.com>
3284 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3285 (Plugin::cleanup_done_): New member.
3286 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3287 (Plugin_manager::cleanup_done_): Remove.
3288 (Plugin_manager::add_input_file): Edit error message.
3289 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3290 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3292 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3294 * fileread.cc: (File_read::View::~View): Use the new
3295 data_ownership_ filed.
3296 (File_read::~File_read): Dispose the new whole_file_view_.
3297 (File_read::open): Mmap the whole file if needed.
3298 (File_read::open): Use whole_file_view_ instead of contents_.
3299 (File_read::find_view): Use whole_file_view_ if applicable.
3300 (File_read::do_read): Use whole_file_view_ instead of contents_.
3301 (File_read::make_view): Use whole_file_view_ instead of contents_,
3302 update File_read::View::View call.
3303 (File_read::find_or_make_view): Update File_read::View::View
3305 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3307 (File_read::View::Data_ownership): New enum.
3308 (File_read::View::View): Replace bool mapped_ with Data_ownership
3310 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3311 (File_read::View::data_ownership_): New field.
3312 (File_read::contents_): Remove (replaced by whole_file_view_).
3313 (File_read::whole_file_view_): New field.
3314 * options.h (class General_options): Add --keep-files-mapped.
3316 2009-10-27 Cary Coutant <ccoutant@google.com>
3318 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3319 * testsuite/Makefile.am (plugin_test_5): New test case.
3320 * testsuite/Makefile.in: Regenerate.
3322 2009-10-25 Doug Kwan <dougkwan@google.com>
3324 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3325 from private to protected to allow access by child class.
3326 (Sized_relobj::do_relocate_sections): New method declaration.
3327 (Sized_relobj::relocate_sections): Virtualize.
3328 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3329 Sized_relobj::relocate_sections. Instantiate template explicitly
3330 for different target sizes and endianity.
3332 2009-10-24 Doug Kwan <dougkwan@google.com>
3334 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3335 (Arm_input_section::as_arm_input_section): New method.
3336 (Arm_output_section): New class definition.
3337 (Arm_output_section::create_stub_group,
3338 Arm_output_section::group_sections): New method definitions.
3340 2009-10-22 Doug Kwan <dougkwan@google.com>
3342 * arm.cc (Arm_input_section): New class definition.
3343 (Arm_input_section::init, Arm_input_section:do_write,
3344 Arm_input_section::set_final_data_size,
3345 Arm_input_section::do_reset_address_and_file_offset): New method
3348 2009-10-21 Doug Kwan <dougkwan@google.com>
3350 * arm.cc (Stub_table, Arm_input_section): New forward class
3352 (Stub_table): New class defintion.
3353 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3354 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3355 New method definition.
3357 2009-10-21 Doug Kwan <dougkwan@google.com>
3359 * arm.cc: Update copyright comments.
3360 (Target_arm): New forward class template declaration.
3361 (Arm_address): New type.
3362 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3363 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3364 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3366 (Insn_template): Same.
3367 (DEF_STUBS): New macro.
3368 (Stub_type): New enum type.
3369 (Stub_template): New class definition.
3372 (Stub_factory): Same.
3373 (Target_arm::Target_arm): Initialize may_use_blx_ and
3374 should_force_pic_veneer_.
3375 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3376 Target_arm::should_force_pic_veneer,
3377 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3378 Target_arm::using_thumb_only, Target_arm:;default_target): New
3380 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3381 New data member declarations.
3382 (Insn_template::size, Insn_template::alignment): New method defintions.
3383 (Stub_template::Stub_template): New method definition.
3384 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3385 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3386 (Stub_factory::Stub_factory): New method definition.
3387 * gold.h (string_hash): New template.
3388 * output.h (Input_section_specifier::hash_value): Use
3390 (Input_section_specifier::string_hash): Remove.
3391 * stringpool.cc (Stringpool_template::string_hash): Use
3394 2009-10-20 Doug Kwan <dougkwan@google.com>
3396 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3397 symbols of relaxed input sections.
3398 * output.h (Output_section::find_relaxed_input_section): Make
3401 2009-10-16 Doug Kwan <dougkwan@google.com>
3403 * dynobj.cc (Versions::Versions): Initialize version_script_.
3404 Only insert base version symbol definition for a shared object
3405 if version script defines any version versions.
3406 (Versions::define_base_version): New method definition.
3407 (Versions::add_def): Check that base version is not needed.
3408 (Versions::add_need): Define base version lazily.
3409 * dynobj.h (Versions::define_base_version): New method declaration.
3410 (Versions::needs_base_version_): New data member declaration.
3411 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3412 (check_DATA): Add no_version_test.stdout.
3413 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3415 * testsuite/Makefile.in: Regenerate.
3416 * testsuite/no_version_test.c: New file.
3417 * testsuite/no_version_test.sh: Ditto.
3419 2009-10-16 Doug Kwan <dougkwan@google.com>
3421 * expression.cc (class Segment_start_expression): New class definition.
3422 (Segment_start_expression::value): New method definition.
3423 (script_exp_function_segment_start): Return a new
3424 Segment_start_expression.
3425 * gold/script-c.h (script_saw_segment_start_expression): New function
3427 * script-sections.cc (Script_sections::Script_sections): Initialize
3428 SAW_SEGMENT_START_EXPRESSION_ to false.
3429 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3430 and -Tbbs options to specify section addresses if given in
3431 command line and no SEGMENT_START expression is seen in a script.
3432 * script-sections.h (Script_sections::saw_segment_start_expression,
3433 Script_sections::set_saw_segment_start_expression): New method
3435 (Script_sections::saw_segment_start_expression_): New data member
3437 * script.cc (script_saw_segment_start_expression): New function.
3438 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3439 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3440 script_test_7.sh and script_test_8.sh.
3441 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3442 script_test_8.stdout.
3443 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3444 (script_test_6, script_test_6.stdout, script_test_7,
3445 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3446 * Makefile.in: Regenerate.
3447 * testsuite/script_test_6.sh: New file.
3448 * testsuite/script_test_6.t: Same.
3449 * testsuite/script_test_7.sh: Same.
3450 * testsuite/script_test_7.t: Same.
3451 * testsuite/script_test_8.sh: Same.
3453 2009-10-16 Doug Kwan <dougkwan@google.com>
3455 * output.cc (Output_segment::set_section_list_address): Cast
3456 expressions to unsigned long long type to avoid format warnings.
3458 2009-10-15 Ian Lance Taylor <iant@google.com>
3460 * script.cc (Script_options::add_symbol_assignment): Always add a
3461 dot assignment to script_sections_.
3462 * script-sections.cc (Script_sections::add_dot_assignment):
3463 Initialize if necessary.
3465 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3466 program headers with no load segment if there is a linker script.
3468 * layout.cc (Layout::set_segment_offsets): Align the file offset
3469 to the segment aligment for -N or -n with no load segment.
3470 * output.cc (Output_segment::add_output_section): Don't crash if
3471 the first section is a TLS section.
3472 (Output_segment::set_section_list_addresses): Print an error
3473 message if the address moves backward in a linker script.
3474 * script-sections.cc
3475 (Output_section_element_input::set_section_addresses): Don't
3476 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3477 (Orphan_output_section::set_section_addresses): Likewise.
3479 2009-10-15 Doug Kwan <dougkwan@google.com>
3481 * layout.cc (Layout::finish_dynamic_section): Generate tags
3482 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3483 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3484 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3486 2009-10-14 Ian Lance Taylor <iant@google.com>
3488 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3490 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3491 data_shdr fields of relinfo.
3492 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3493 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3494 R_386_TLS_LDO_32, adjust based on section flags.
3495 (Target_i386::Relocate::fix_up_ldo): Remove.
3497 2009-10-13 Ian Lance Taylor <iant@google.com>
3499 Add support for -pie.
3500 * options.h (class General_options): Add -pie and
3502 (General_options::output_is_position_independent): Test -pie.
3503 (General_options::output_is_executable): Return true if not shared
3504 and not relocatable.
3505 (General_options::output_is_pie): Remove.
3506 * options.cc (General_options::finalize): Reject incompatible uses
3508 * gold.cc (queue_middle_tasks): A -pie link is not static.
3509 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3510 * symtab.cc (Symbol::final_value_is_known): Return false if
3511 output_is_position_independent.
3512 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3513 output_is_position_independent.
3514 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3515 output_is_position_independent.
3516 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3517 output_is_position_independent.
3518 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3520 (basic_pie_test.o, basic_pie_test): New targets.
3521 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3522 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3523 (two_file_pie_test): New target.
3524 * testsuite/Makefile.in: Rebuild.
3525 * README: Remove note saying that -pie is not supported.
3527 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3529 * options.h (class General_options): Add -init and -fini.
3530 * layout.cc (Layout::finish_dynamic_section): Emit
3531 given init and fini functions.
3533 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3535 * gc.h (gc_process_relocs): Check if icf is enabled using new
3537 * gold.cc (queue_initial_tasks): Likewise.
3538 (queue_middle_tasks): Likewise.
3539 * object.cc (do_layout): Likewise.
3540 * symtab.cc (is_section_folded): Likewise.
3541 * main.cc (main): Likewise.
3542 * reloc.cc (Read_relocs::run): Likewise.
3543 (Sized_relobj::do_scan_relocs): Likewise.
3544 * icf.cc (is_function_ctor_or_dtor): New function.
3545 (Icf::find_identical_sections): Check if function is ctor or dtor when
3547 * options.h (General_options::icf): Change option to be an enum.
3548 (Icf_status): New enum.
3549 (icf_enabled): New method.
3550 (icf_safe_folding): New method.
3551 (set_icf_status): New method.
3552 (icf_status_): New variable.
3553 * (options.cc) (General_options::finalize): Set icf_status_.
3554 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3555 icf_test and icf_keep_unique_test to use the --icf enum flag.
3556 * testsuite/icf_safe_test.sh: New file.
3557 * testsuite/icf_safe_test.cc: New file.
3559 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3561 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3562 includes to gc.h and icf.h.
3563 * arm.cc: Include gc.h.
3564 * gold.cc: Likewise.
3565 * i386.cc: Likewise.
3566 * powerpc.cc: Likewise.
3567 * sparc.cc: Likewise.
3568 * x86_64.cc: Likewise.
3569 * gc.h: Include icf.h.
3571 2009-10-11 Ian Lance Taylor <iant@google.com>
3573 * plugin.cc: Include "gold.h" before other header files.
3575 2009-10-10 Chris Demetriou <cgd@google.com>
3577 * options.h (Input_file_argument::Input_file_type): New enum.
3578 (Input_file_argument::is_lib_): Replace with...
3579 (Input_file_argument::type_): New member.
3580 (Input_file_argument::Input_file_argument): Take Input_file_type
3581 'type' rather than boolean 'is_lib' as second argument.
3582 (Input_file_argument::is_lib): Use type_.
3583 (Input_file_argument::is_searched_file): New function.
3584 (Input_file_argument::may_need_search): Handle is_searched_file.
3585 * options.cc (General_options::parse_library): Support -l:filename.
3586 (General_options::parse_just_symbols): Update for Input_file_argument
3588 (Command_line::process): Likewise.
3589 * archive.cc (Archive::get_file_and_offset): Likewise.
3590 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3591 * script.cc (read_script_file, script_add_file): Likewise.
3592 * fileread.cc (Input_file::Input_file): Likewise.
3593 (Input_file::will_search_for): Handle is_searched_file.
3594 (Input_file::open): Likewise.
3595 * readsyms.cc (Read_symbols::get_name): Likewise.
3596 * testsuite/Makefile.am (searched_file_test): New test.
3597 * testsuite/Makefile.in: Regenerate.
3598 * testsuite/searched_file_test.cc: New file.
3599 * testsuite/searched_file_test_lib.cc: New file.
3601 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3602 Ian Lance Taylor <iant@google.com>
3604 * descriptor.cc: Include <cstdio> and "binary-io.h".
3605 (Descriptors::open): Open the files in binary mode always.
3606 * script.cc (Lex::get_token): Treat \r as whitespace.
3608 2009-10-09 Ian Lance Taylor <iant@google.com>
3610 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3612 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3613 Ian Lance Taylor <iant@google.com>
3615 * configure.ac: Check for readv function also.
3616 * fileread.cc (readv): Define if not HAVE_READV.
3617 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3619 * config.in: Regenerate.
3620 * configure: Regenerate.
3622 2009-10-09 Doug Kwan <dougkwan@google.com>
3624 * layout.cc (Layout::make_output_section): Call target hook to make
3625 ordinary output section.
3626 (Layout::finalize): Adjust parameter list of call the
3627 Target::may_relax().
3628 * layout.h (class Layout::section_list): New method.
3629 * merge.h (Output_merge_base::entsize): Change visibility to public.
3630 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3632 (Output_merge_string::do_is_string): New method.
3633 * object.cc (Sized_relobj::do_setup): renamed from
3634 Sized_relobj::set_up.
3635 * object.h (Sized_relobj::adjust_shndx,
3636 Sized_relobj::initializ_input_to_output_maps,
3637 Sized_relobj::free_input_to_output_maps): Change visibilities to
3639 (Sized_relobj::setup): Virtualize.
3640 (Sized_relobj::do_setup): New method declaration.
3641 (Sized_relobj::invalidate_section_offset,
3642 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3643 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3644 * options.cc (parse_int): New function.
3645 * options.h (parse_int): New declaration.
3646 (DEFINE_int): New macro.
3647 (stub_group_size): New option.
3648 * output.cc (Output_section::Output_section): Initialize memebers
3649 merge_section_map_, merge_section_by_properties_map_,
3650 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3651 (Output_section::add_input_section): Handled deferred code-fill
3652 generation and remove an old comment.
3653 (Output_section::add_relaxed_input_section): New method definition.
3654 (Output_section::add_merge_input_section): Use merge section by
3655 properties map to speed to search. Update merge section maps
3657 (Output_section::build_relaxation_map): New method definition.
3658 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3660 (Output_section::relax_input_section): Renamed to
3661 Output_section::convert_input_sections_to_relaxed_sections and change
3662 interface to take a vector of pointers to relaxed sections.
3663 (Output_section::find_merge_section,
3664 Output_section::find_relaxed_input_section): New method definitions.
3665 (Output_section::is_input_address_mapped,
3666 Output_section::output_offset, Output_section::output_address):
3667 Use output section data maps to speed up searching.
3668 (Output_section::find_starting_output_address): Add comments.
3669 (Output_section::do_write,
3670 Output_section::write_to_postprocessing_buffer): Do code-fill
3671 generation as appropriate.
3672 (Output_section::get_input_sections): Invalidate relaxed input section
3674 (Output_section::restore_states): Adjust type of checkpoint .
3675 Invalidate relaxed input section map.
3676 * output.h (Output_merge_base): New class declaration.
3677 (Input_section_specifier): New class defintion.
3678 (class Output_relaxed_input_section) Change base class to
3679 Output_section_data_build.
3680 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3681 base class initializer.
3682 (Output_section::add_relaxed_input_section): New method declaration.
3683 (Output_section::Input_section): Change visibility to protected.
3684 (Output_section::Input_section::relobj,
3685 Output_section::Input_section::shndx): Handle relaxed input sections.
3686 Output_section::input_sections) Change visibility to protected. Also
3687 define overload to return a non-const pointer.
3688 (Output_section::Merge_section_properties): New class defintion.
3689 (Output_section::Merge_section_by_properties_map,
3690 Output_section::Output_section_data_by_input_section_map,
3691 Output_section::Relaxation_map): New types.
3692 (Output_section::relax_input_section): Rename method to
3693 Output_section::convert_input_sections_to_relaxed_sections and change
3694 interface to take a vector of relaxed section pointers.
3695 (Output_section::find_merge_section,
3696 Output_section::find_relaxed_input_section,
3697 Output_section::build_relaxation_map,
3698 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3699 New method declarations.
3700 (Output_section::merge_section_map_
3701 Output_section::merge_section_by_properties_map_,
3702 Output_section::relaxed_input_section_map_,
3703 Output_section::is_relaxed_input_section_map_valid_,
3704 Output_section::generate_code_fills_at_write_): New data members.
3705 * script-sections.cc
3706 (Output_section_element_input::set_section_addresses): Call
3707 current_data_size and addralign methods of relaxed input sections.
3708 (Orphan_output_section::set_section_addresses): Call current_data_size
3709 and addralign methods of relaxed input sections.
3710 * symtab.cc (Symbol_table::compute_final_value): Extract template
3711 from the body of Symbol_table::sized_finalize_symbol.
3712 (Symbol_table::sized_finalized_symbol): Call
3713 Symbol_table::compute_final_value.
3714 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3715 (Symbol_table::compute_final_value): New templated method declaration.
3716 * target.cc (Target::do_make_output_section): New method defintion.
3717 * target.h (Target::make_output_section): New method declaration.
3718 (Target::relax): Add more parameters for input objects, symbol table
3719 and layout. Adjust call to do_relax.
3720 (Target::do_make_output_section): New method declaration.
3721 (Target::do_relax): Add parameters for input objects, symbol table
3724 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3726 * pread.c: Include stdio.h.
3728 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3730 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3733 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3735 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3736 Change read_shndx type to unsigned int.
3737 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3739 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3740 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3741 Change read_shndx type to unsigned int.
3742 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3744 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3745 * layout.cc (Layout::create_symtab_sections): Cast the result of
3746 local_symcount * symsize to off_t in the gold_assert.
3748 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3750 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3751 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3753 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3754 (Arm_relocate_functions::thm_abs5): New function.
3755 (Arm_relocate_functions::abs12): New function.
3756 (Arm_relocate_functions::abs16): New function.
3757 (Arm_relocate_functions::base_abs): New function.
3758 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3759 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3760 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3762 (Scan::global): Likewise.
3763 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3764 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3765 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3766 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3769 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3771 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3772 (Arm_relocate_functions::movt_prel): New function.
3773 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3774 (Arm_relocate_functions::thm_movt_prel): New function.
3775 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3776 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3777 (Scan::global, Relocate::relocate): Likewise.
3778 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3780 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3782 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3783 Incremental_checker.
3784 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3786 (class Incremental_inputs_header): New class.
3787 (Incremental_inputs_header_writer): Edit comment.
3788 (Incremental_inputs_entry): New class.
3789 (Incremental_inputs_entry_writer): Edit comment.
3790 (Sized_incremental_binary::do_find_incremental_inputs_section):
3791 Add *strtab_shndx parameter, fill it.
3792 (Sized_incremental_binary::do_check_inputs): New method.
3793 (Incremental_checker::can_incrementally_link_output_file): Use
3794 Sized_incremental_binary::check_inputs.
3795 (Incremental_inputs::report_command_line): Save command line in
3798 (Incremental_binary::find_incremental_inputs_section): New
3800 (Incremental_binary::do_find_incremental_inputs_section): Add
3801 strtab_shndx parameter.
3802 (Incremental_binary::do_check_inputs): New pure virtual method.
3803 (Sized_incremental_binary::do_check_inputs): Declare.
3804 (Incremental_checker::Incremental_checker): Add incremental_inputs
3805 parameter, use it to initialize incremental_inputs_.
3806 (Incremental_checker::incremental_inputs_): New field.
3807 (Incremental_checker::command_line): New method.
3808 (Incremental_checker::inputs): New method.
3809 (Incremental_checker::command_line_): New field.
3811 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3813 * incremental.cc: Include <cstdarg> and "target-select.h".
3814 (vexplain_no_incremental): New function.
3815 (explain_no_incremental): New function.
3816 (Incremental_binary::error): New method.
3817 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3819 (make_sized_incremental_binary): New function.
3820 (open_incremental_binary): New function.
3821 (can_incrementally_link_file): Add checks if output is ELF and has
3823 * incremental.h: Include "elfcpp_file.h" and "output.h".
3824 (Incremental_binary): New class.
3825 (Sized_incremental_binary): New class.
3826 (open_incremental_binary): Declare.
3827 * object.cc (is_elf_object): Use
3828 elfcpp::Elf_recognizer::is_elf_file.
3829 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3830 * output.h (Output_file::filesize): New method.
3832 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3834 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3836 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3837 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3839 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3841 (Arm_relocate_functions::movw_abs_nc): New function.
3842 (Arm_relocate_functions::movt_abs): New function.
3843 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3844 (Arm_relocate_functions::thm_movt_abs): New function.
3845 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3846 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3847 (Scan::global): Likewise.
3848 (Relocate::relocate): Likewise.
3849 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3851 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3853 * arm.cc (Arm_relocate_functions::got_prel) New function.
3854 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3855 (Relocate::relocate): Likewise.
3856 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3858 2009-10-06 Ian Lance Taylor <iant@google.com>
3860 * options.h (class General_options): Define
3861 split_stack_adjust_size parameter.
3862 * object.h (class Object): Add uses_split_stack_ and
3863 has_no_split_stack_ fields. Add uses_split_stack and
3864 has_no_split_stack accessor functions. Declare
3865 handle_split_stack_section.
3866 (class Reloc_symbol_changes): Define.
3867 (class Sized_relobj): Define Function_offsets. Declare
3868 split_stack_adjust, split_stack_adjust_reltype, and
3870 * object.cc (Object::handle_split_stack_section): New function.
3871 (Sized_relobj::do_layout): Call handle_split_stack_section.
3872 * dynobj.cc (Sized_dynobj::do_layout): Call
3873 handle_split_stack_section.
3874 * reloc.cc (Sized_relobj::relocate_sections): Call
3875 split_stack_adjust for executable sections in split_stack
3876 objects. Pass reloc_map to relocate_section.
3877 (Sized_relobj::split_stack_adjust): New function.
3878 (Sized_relobj::split_stack_adjust_reltype): New function.
3879 (Sized_relobj::find_functions): New function.
3880 * target-reloc.h: Include "object.h".
3881 (relocate_section): Add reloc_symbol_changes parameter. Change
3883 * target.h (class Target): Add calls_non_split method. Declare
3884 do_calls_non_split virtual method. Declare match_view and
3886 * target.cc: Include "elfcpp.h".
3887 (Target::do_calls_non_split): New function.
3888 (Target::match_view): New function.
3889 (Target::set_view_to_nop): New function.
3890 * gold.cc (queue_middle_tasks): Give an error if mixing
3891 split-stack and non-split-stack objects with -r.
3892 * i386.cc (Target_i386::relocate_section): Add
3893 reloc_symbol_changes parameter.
3894 (Target_i386::do_calls_non_split): New function.
3895 * x86_64.cc (Target_x86_64::relocate_section): Add
3896 reloc_symbol_changes parameter.
3897 (Target_x86_64::do_calls_non_split): New function.
3898 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3900 * powerpc.cc (Target_powerpc::relocate_section): Add
3901 reloc_symbol_changes parameter.
3902 * sparc.cc (Target_sparc::relocate_section): Add
3903 reloc_symbol_changes parameter.
3904 * configure.ac: Call AM_CONDITIONAL for the default target.
3905 * configure: Rebuild.
3906 * testsuite/Makefile.am (TEST_AS): New variable.
3907 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3908 (check_DATA): Add split_i386 and split_x86_64 files.
3909 (SPLIT_DEFSYMS): Define.
3910 (split_i386_[1234n].o): New targets.
3911 (split_i386_[124]): New targets.
3912 (split_i386_[1234r].stdout): New targets.
3913 (split_x86_64_[1234n].o): New targets.
3914 (split_x86_64_[124]): New targets.
3915 (split_x86_64_[1234r].stdout): New targets.
3916 (MOSTLYCLEANFILES): Add new executables.
3917 * testsuite/split_i386.sh: New file.
3918 * testsuite/split_x86_64.sh: New file.
3919 * testsuite/split_i386_1.s: New file.
3920 * testsuite/split_i386_2.s: New file.
3921 * testsuite/split_i386_3.s: New file.
3922 * testsuite/split_i386_4.s: New file.
3923 * testsuite/split_i386_n.s: New file.
3924 * testsuite/split_x86_64_1.s: New file.
3925 * testsuite/split_x86_64_2.s: New file.
3926 * testsuite/split_x86_64_3.s: New file.
3927 * testsuite/split_x86_64_4.s: New file.
3928 * testsuite/split_x86_64_n.s: New file.
3929 * testsuite/testfile.cc (Target_test): Update relocation_section
3931 * testsuite/Makefile.in: Rebuild.
3933 2009-10-06 Ian Lance Taylor <iant@google.com>
3935 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3936 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3937 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3938 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3939 the address on ldo_addrs_.
3940 (Target_i386::Relocate::fix_up_ldo): New function.
3942 2009-10-06 Rafael Espindola <espindola@google.com>
3944 * plugin.cc (add_input_library): New.
3945 (Plugin::load): Add add_input_library to tv.
3946 (Plugin_manager::add_input_file): Add the is_lib argument.
3947 (add_input_file): Update call to Plugin_manager::add_input_file.
3948 (add_input_library): New.
3949 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3951 2009-09-30 Doug Kwan <dougkwan@google.com>
3953 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3954 symbol and call Symbol::may_need_copy_reloc to determine if
3955 a copy reloc is needed.
3956 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3957 nocopyreloc is given in command line.
3958 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3959 given in command line.
3960 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3961 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3962 of the removed Target_i386::may_need_copy_reloc.
3963 * options.h (copyreloc): New option with default value false.
3964 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3965 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3966 instead of the removed Target_powerpc::may_need_copy_reloc.
3967 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3968 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3969 instead of the removed Target_sparc::may_need_copy_reloc.
3970 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3971 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3972 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3973 instead of the removed Target_x86_64::may_need_copy_reloc.
3975 2009-09-30 Ian Lance Taylor <iant@google.com>
3977 * object.h (class Object): Remove target_ field, and target,
3978 sized_target, and set_target methods.
3979 (Object::sized_target): Remove.
3980 (class Sized_relobj): Update declarations. Remove sized_target.
3981 * object.cc (Sized_relobj::setup): Remove target parameter.
3983 (Input_objects::add_object): Don't do anything with the target.
3984 (make_elf_sized_object): Add punconfigured parameter. Change all
3985 callers. Set or test parameter target.
3986 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3988 * parameters.cc (Parameters::set_target): Change parameter type to
3990 (Parameters::default_target): Remove.
3991 (set_parameters_target): Change parameter type to be non-const.
3992 (parameters_force_valid_target): New function.
3993 (parameters_clear_target): New function.
3994 * parameters.h (class Parameters): Update declarations. Remove
3995 default_target method. Add sized_target and clear_target
3996 methods. Change target_ to be non-const.
3997 (set_parameters_target): Update declaration.
3998 (parameters_force_valid_target): Declare.
3999 (parameters_clear_target): Declare.
4000 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4001 as NULL if we aren't searching.
4002 (Add_symbols::run): Don't check for compatible target.
4003 * fileread.cc (Input_file::open_binary): Call
4004 parameters_force_valid_target.
4005 * gold.cc (queue_middle_tasks): Likewise.
4006 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4007 set_target on object.
4008 * dynobj.h (class Sized_dynobj): Update declarations.
4009 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4010 make_elf_object returns NULL.
4011 (Archive::include_member): Don't check whether object target is
4013 * output.cc (Output_section::add_input_section): Get target from
4015 (Output_section::relax_input_section): Likewise.
4016 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4018 (Sized_relobj::do_scan_relocs): Likewise.
4019 (Sized_relobj::relocate_sections): Likewise.
4020 * resolve.cc (Symbol_table::resolve): Likewise.
4021 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4022 parameter. Change all callers.
4023 (Symbol_table::add_from_object): Get target from parameters.
4024 (Symbol_table::add_from_relobj): Don't check object target.
4025 (Symbol_table::add_from_dynobj): Likewise.
4026 (Symbol_table::define_special_symbol): Get target from
4028 * symtab.h (class Symbol_table): Update declaration.
4029 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4030 parameter. Change all callers. Clear parameter target.
4031 (Binary_test): Test target here.
4032 * testsuite/object_unittest.cc (gold_testsuite): Remove
4033 target_test_pointer parameter. Change all callers.
4034 (Object_test): Test target here.
4036 2009-09-26 Ian Lance Taylor <iant@google.com>
4038 * testsuite/initpri1.c: Don't try to use constructor priorities if
4039 compiling with gcc before 4.3.
4041 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4043 * testsuite/retain_symbols_file_test.sh (check_present): Change
4044 output file name to retain_symbols_file_test.stdout.
4045 (check_absent): Likewise.
4047 2009-09-18 Craig Silverstein <csilvers@google.com>
4049 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4050 * options.cc: Include <cerrno> and <fstream>.
4051 (General_options::finalize): Parse -retain-symbols-file tag.
4052 * options.h: New flag.
4053 (General_options): New method should_retain_symbol, new
4054 variable symbols_to_retain.
4055 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4056 should_retain_symbol map.
4057 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4058 * testsuite/Makefile.in: Regenerate.
4059 * testsuite/retain_symbols_file_test.sh: New file.
4061 2009-09-18 Nick Clifton <nickc@redhat.com>
4063 * po/es.po: Updated Spanish translation.
4065 2009-09-17 Doug Kwan <dougkwan@google.com>
4067 * debug.h (DEBUG_RELAXATION): New constant.
4068 (DEBUG_ALL): Add DEBUG_RELAXATION.
4069 (debug_string_to_enum): Add relaxation debug option.
4071 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4072 Layout::Relaxation_debug_check::read_sections,
4073 Layout::Relaxation_debug_check::read_sections): New method definitions.
4074 (Layout::Layout): Initialize data members
4075 record_output_section_data_from_scrips_,
4076 script_output_section_data_list_ and relaxation_debug_check_.
4077 (Layout::save_segments, Layout::restore_segments,
4078 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4079 Layout::relaxation_loop_body): New method definitions.
4080 (Layout::finalize): Support relaxation. Move section layout code to
4081 Layout::relaxation_loop_body.
4082 (Layout::set_asection_address_from_script): Move code for orphan
4083 section placement out.
4084 (Layout::place_orphan_sections_in_script): New method definition.
4085 * layout.h (Output_segment_headers, Output_file_header):
4086 New forward class declarations.
4087 (Layout::~Layout): Define.
4088 (Layout::new_output_section_data_from_script): New method definition.
4089 (Layout::place_orphan_sections_in_script): New method declaration.
4090 (Layout::Segment_states): New type declaration.
4091 (Layout::save_segments, Layout::restore_segments,
4092 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4093 Layout::relaxation_loop_body): New method declarations.
4094 (Layout::Output_section_data_list): New type declaration.
4095 (Layout::Relaxation_debug_check): New class definition.
4096 (Layout::record_output_section_data_from_script_,
4097 Layout::script_output_section_data_list_, Layout::segment_states_,
4098 Layout::relaxation_debug_check_): New data members.
4099 * output.cc: (Output_section_headers::do_size): New method definition.
4100 (Output_section_headers::Output_section_headers): Move size
4101 computation to Output_section_headers::do_size.
4102 (Output_segment_headers::do_size): New method definition.
4103 (Output_file_header::Output_file_header): Move size computation to
4104 Output_file_header::do_size and call it.
4105 (Output_file_header::do_size): New method definition.
4106 (Output_data_group::Output_data_group): Adjust call to
4107 Output_section_data.
4108 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4109 (Output_symtab_xindex::do_write): Add array bound check.
4110 (Output_section::Input_section::print_to_mapfile): Handle
4111 RELAXED_INPUT_SECTION_CODE.
4112 (Output_section::Output_section): Initialize data member checkpoint_.
4113 (Output_section::~Output_section): Delete checkpoint object pointed
4115 (Output_section::add_input_section): Always add an Input_section if
4117 (Output_section::add_merge_input_section): Add assert.
4118 (Output_section::relax_input_section): New method definition.
4119 (Output_section::set_final_data_size): Set load address to zero for
4120 an unallocated section.
4121 (Output_section::do_address_and_file_offset_have_reset_values):
4122 New method definition.
4123 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4124 Handle relaxed input section.
4125 (Output_section::sort_attached_input_sections): Checkpoint input
4126 section list lazily.
4127 (Output_section::get_input_sections): Change type of input_sections to
4128 list of Simple_input_section pointers. Checkpoint input section list
4129 lazily. Also handle relaxed input sections.
4130 (Output_section::add_input_section_for_script): Take a reference to
4131 a Simple_input_section object instead of Relobj pointer and section
4132 index as parameter. Handle relaxed input sections.
4133 (Output_section::save_states, Output_section::restore_states): New
4135 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4136 (Output_data::is_data_size_fixed): New method definition.
4137 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4139 (Output_data::address_and_file_offset_have_reset_values): New method
4141 (Output_data::do_address_and_file_offset_have_reset_values): New method
4143 (Output_data::set_data_size): Check that data size is not fixed.
4144 (Output_data::fix_data_size): New method definition.
4145 (Output_data::is_data_size_fixed_): New data member.
4146 (Output_section_headers::set_final_data_size): New method definition.
4147 (Output_section_headers::do_size): New method declaration.
4148 (Output_segment_headers::set_final_data_size): New method definition.
4149 (Output_segment_headers::do_size): New method declaration.
4150 (Output_file_header::set_final_data_size)::New method definition.
4151 (Output_file_header::do_size)::New method declaration.
4152 (Output_section_data::Output_section_data): Add new parameter
4153 is_data_size_fixed and use it to fix data size.
4154 (Output_data_const::Output_data_const): Adjust call to base class
4155 constructor and fix data size.
4156 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4157 base class constructor and fix data size.
4158 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4159 base class constructor and fix data size.
4160 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4161 class constructor and fix data size.
4162 (Output_data_group::set_final_data_size): New method definition.
4163 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4164 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4165 class constructor and fix data size.
4166 (Output_relaxed_input_section): New class definition.
4167 (Output_section::Simple_input_section): New class definition.
4168 (Output_section::get_input_sections): Adjust parameter list.
4169 (Output_section::add_input_section_for_script): Same.
4170 (Output_section::save_states, Output_section::restore_states,
4171 Output_section::do_address_and_file_offset_have_reset_values,
4172 (Output_section::Input_section::Input_section): Handle
4173 RELAXED_INPUT_SECTION_CODE. Add new overload for
4174 Output_relaxed_input_section.
4175 (Output_section::Input_section::is_input_section,
4176 Output_section::Input_section::set_output_section): Handle relaxed
4178 (Output_section::Input_section::is_relaxed_input_section,
4179 Output_section::Input_section::output_section_data,
4180 Output_section::Input_section::relaxed_input_section): New method
4182 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4184 (Output_section::Input_section::u1_): Update comments.
4185 (Output_section::Input_section::u2_): Add new union member poris.
4186 (Output_section::Checkpoint_output_section): New classs definition.
4187 (Output_section::relax_input_section): New method declaration.
4188 (Output_section::checkpoint_): New data member.
4189 (Output_segment): Update comments.
4190 (Output_segment::Output_segment): Un-privatize copy constructor.
4191 (Output_segment::operator=): Un-privatize.
4192 * script-sections.cc (Output_section_element::Input_section_list):
4193 Change element type to Output_section::Simple_input_section.
4194 (Output_section_element_dot_assignment::set_section_addresses):
4195 Register output section data for relaxation clean up.
4196 (Output_data_exression::Output_data_expression): Adjust call to base
4197 constructor to fix data size.
4198 (Output_section_element_data::set_section_addresses): Register
4199 Output_data_expression object for relaxation clean up.
4200 (struct Input_section_info): Replace Relobj pointer and section index
4201 pair with Output_section::Simple_input_section and Convert struct to a
4203 (Input_section_sorter::operator()): Adjust access to
4204 Input_section_info data member to use accessors.
4205 (Output_section_element_input::set_section_addresses): Use layout
4206 parameter. Adjust code to use Output_section::Simple_input_section
4207 and Input_secction_info classes. Register filler for relaxation
4209 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4210 and section index pair with Output_section::Simple_input_section
4211 class. Adjust code accordingly.
4212 (Phdrs_element::release_segment): New method definition.
4213 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4215 (Script_sections::release_segments): New method definition.
4216 * gold/script-sections.h (Script_sections::release_segments): New
4218 * gold/target.h (Target::may_relax, Target::relax,
4219 Target::do_may_relax, Target::do_relax): New method definitions.
4221 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4223 * arm.cc (has_signed_unsigned_overflow): New function.
4224 (Arm_relocate_functions::abs8): New function.
4225 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4226 (Target_arm::Scan::global): Likewise.
4227 (Target_arm::relocate::relocate): Likewise.
4228 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4231 2009-09-16 Cary Coutant <ccoutant@google.com>
4233 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4234 * testsuite/Makefile.in: Regenerate.
4236 2009-09-11 Nick Clifton <nickc@redhat.com>
4238 * po/gold.pot: Updated by the Translation project.
4240 2009-09-08 Cary Coutant <ccoutant@google.com>
4242 * output.cc (Output_file::open): Add execute permission to empty file.
4243 * testsuite/Makefile.am (permission_test): New test.
4244 * testsuite/Makefile.in: Regenerate.
4246 2009-09-02 Ian Lance Taylor <iant@google.com>
4248 * output.cc (Output_file::resize): Call map_no_anonymous rather
4251 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4253 * gold.cc: Include "incremental.h".
4254 (queue_initial_tasks): Call Incremental_checker methods.
4255 * incremental.cc: Include "output.h".
4256 (Incremental_checker::can_incrementally_link_output_file): New
4258 * incremental.h (Incremental_checker): New class.
4260 * output.cc (Output_file::open_for_modification): New method.
4261 (Output_file::map_anonymous): Changed return type to bool. Record
4263 (Output_file::map_no_anonymous): New method, broken out of map.
4264 (Output_file::map): Use map_no_anonymous and map_anonymous.
4265 * output.h (class Output_file): Update declarations.
4267 2009-08-24 Cary Coutant <ccoutant@google.com>
4269 * options.h (Command_line::Pre_options): New class.
4270 (Command_line::pre_options): New member.
4271 * options.cc (gold::options::ready_to_register): New variable.
4272 (One_option::register_option): Do nothing if not registering options.
4273 Assert if same short option registered twice.
4274 (General_options::General_options): Turn off option registration when
4276 (Command_line::Pre_options::Pre_options): New constructor.
4278 2009-08-24 Cary Coutant <ccoutant@google.com>
4280 * options.h (General_options::no_keep_memory): Remove incorrect
4283 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4285 * Makefile.am (am__skiplex, am__skipyacc): New.
4286 * Makefile.in: Regenerate.
4288 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4290 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4291 (INCLUDES): ... this.
4292 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4293 (AM_CPPFLAGS): Renamed from ...
4294 (INCLUDE): ... this.
4295 * Makefile.in, testsuite/Makefile.in: Regenerate.
4297 * Makefile.in: Regenerate.
4298 * aclocal.m4: Likewise.
4299 * config.in: Likewise.
4300 * configure: Likewise.
4301 * testsuite/Makefile.in: Likewise.
4303 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4304 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4305 * Makefile.in: Regenerate.
4306 * testsuite/Makefile.in: Regenerate.
4308 2009-08-19 Cary Coutant <ccoutant@google.com>
4310 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4311 symbols in shared libraries overridden by hidden or internal symbols
4312 in the main program.
4314 2009-08-19 Chris Demetriou <cgd@google.com>
4316 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4317 checking source file names in error messages.
4319 2009-08-18 Doug Kwan <dougkwan@google.com>
4321 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4322 an elcpp::Ehdr as parameter. Adjust call to set_target.
4323 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4324 an elfcpp::Ehdr as parameter.
4325 * object.cc (Object::set_target): Remove the version that looks up
4326 a target and sets it.
4327 (Sized_relobj::setup): Take a Target object instead of
4328 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4329 (make_elf_sized_object): Find target and ask target to
4331 * object.h: (Object::set_target): Remove the version that looks up
4332 a target and sets it.
4333 (Sized_relobj::setup): Take a Target object instead of
4334 an elfcpp:Ehdr as parameter.
4335 * target.cc: Include dynobj.h.
4336 (Target::do_make_elf_object_implementation): New.
4337 (Target::do_make_elf_object): New.
4338 * target.h (Target::make_elf_object): New template declaration.
4339 (Target::do_make_elf_object): New method declarations.
4340 (Target::do_make_elf_object_implementation): New template declaration.
4342 2009-08-14 Ian Lance Taylor <iant@google.com>
4344 * gold.h (FUNCTION_NAME): Define.
4345 (gold_unreachable): Use FUNCTION_NAME.
4347 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4349 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4350 symbol in the --keep-unique list is not found.
4352 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4354 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4355 been maked as --keep-unique.
4356 (Icf::unfold_section): New function.
4357 * icf.h (Icf::unfold_section): New function.
4358 * options.h (General_options::keep_unique): New option.
4359 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4360 * testsuite/Makefile.in: Regenerate.
4361 * testsuite/icf_keep_unique_test.sh: New file.
4362 * testsuite/icf_keep_unique_test.cc: New file.
4364 2009-08-12 Cary Coutant <ccoutant@google.com>
4367 * resolve.cc (Symbol_table::resolve): Check for references from
4368 dynamic objects to hidden and internal symbols.
4369 * testsuite/Makefile.am (hidden_test.sh): New test.
4370 * testsuite/Makefile.in: Regenerate.
4371 * testsuite/hidden_test.sh: New script.
4372 * testsuite/hidden_test_1.c: New test source.
4373 * testsuite/hidden_test_main.c: New test source.
4375 2009-08-11 Doug Kwan <dougkwan@google.com>
4377 * arm.cc: Update comments.
4378 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4379 segment to locate the .ARM.exidx section if present.
4381 2009-08-09 Doug Kwan <dougkwan@google.com>
4383 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4386 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4387 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4390 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4392 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4393 valid tls_segment only for non-debug-section relocations.
4394 * testsuite/Makefile.am: Add gc_tls_test.
4395 * testsuite/Makefile.in: Regenerate.
4396 * testsuite/gc_tls_test.cc: New file.
4397 * testsuite/gc_tls_test.sh: New file.
4399 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4403 * Makefile.am (CCFILES): Add icf.cc.
4405 * Makefile.in: Regenerate.
4406 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4407 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4408 section, symbol and addend information for the relocs.
4409 * gold.cc (queue_middle_tasks): Call identical code folding.
4410 * gold.h: Add defines for multimap.
4411 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4412 to the call of finalize_local_symbols.
4413 * main.cc (main): Create object of class Icf.
4414 * object.cc (Sized_relobj::do_layout): Allow this function to be
4415 called twice during icf.
4416 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4417 to sections marked as identical by icf.
4418 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4420 (Sized_relobj::do_section_entsize): New function.
4421 * object.h (Object::section_entsize): New function.
4422 (Object::do_section_entsize): New pure virtual function.
4423 (Relobj::finalize_local_symbols): Add new parameter.
4424 (Relobj::do_section_entsize): New function.
4425 * options.h (General_options::icf): New option.
4426 (General_options::icf_iterations): New option.
4427 (General_options::print_icf_sections): New option.
4428 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4429 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4430 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4432 * symtab.cc (Symbol_table::is_section_folded): New function.
4433 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4434 to sections marked as identical by icf.
4435 * symtab.h (Symbol_table::set_icf): New function.
4436 (Symbol_table::icf): New function.
4437 (Symbol_table::is_section_folded): New function.
4438 (Symbol_table::icf_): New data member.
4439 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4440 * testsuite/Makefile.am: Add commands to build icf_test.
4441 * testsuite/Makefile.in: Regenerate.
4442 * testsuite/icf_test.sh: New file.
4443 * testsuite/icf_test.cc: New file.
4445 2009-07-24 Chris Demetriou <cgd@google.com>
4447 * layout.cc (is_compressible_debug_section): Fix incorrect
4448 comment about compressed section names.
4450 2009-07-20 Ian Lance Taylor <ian@airs.com>
4453 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4455 2009-07-16 Ian Lance Taylor <iant@google.com>
4458 * layout.h: #include <map>.
4459 (class Kept_section): Change from struct to class. Add accessors
4460 and setters. Add section size to Comdat_group mapping. Change
4461 Comdat_group to std::map. Add is_comdat_ field. Add
4462 linkonce_size field in union.
4463 (class Layout): Update declaration of find_or_add_kept_section.
4464 Don't declare find_kept_object.
4465 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4466 parameter. Add object, shndx, is_comdat, and is_group_name
4467 parameters. Change all callers. Adjust for new Kept_section.
4468 (Layout::find_kept_object): Remove.
4469 * object.cc (Sized_relobj::include_section_group): Update use of
4470 Kept_section. Rename secnum to shndx. Only record
4471 Kept_comdat_section if sections are the same size.
4472 (Sized_relobj::include_linkonce_section): Update use of
4473 Kept_section. Only record Kept_comdat_section if sections are the
4474 same size. Set size of linkonce section.
4475 (Sized_relobj::map_to_kept_section): Update call to
4476 get_kept_comdat_section.
4477 * object.h (class Sized_relobj): Rename fields in
4478 Kept_comdat_section to drop trailing underscores; change object
4479 field to Relobj*. Change Kept_comdat_section_table to store
4480 struct rather than pointer.
4481 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4482 Add kept_object and kept_shndx parameters. Change all callers.
4483 (Sized_relobj::get_kept_comdat_section): Change return type to
4484 bool. Add kept_object and kept_shndx parameters. Change all
4486 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4487 Layout::find_or_add_kept_section.
4489 2009-07-09 Ian Lance Taylor <iant@google.com>
4491 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4492 Reserve space in the hash table.
4494 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4496 * fileread.cc (File_read::get_mtime): New method.
4497 * fileread.h (Timespec): New structure.
4498 (File_read::get_mtime): New method.
4499 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4500 Renamed from timestamp_nsec.
4501 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4503 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4505 (Incremental_inputs::report_archive): Save mtime; style fix.
4506 (Incremental_inputs::report_obejct): Save mtime; style fix.
4507 (Incremental_inputs::report_script): Save mtime; style fix.
4508 (Incremental_inputs::finalize_inputs): Style fix.
4509 (Incremental_inputs::finalize): Style fix.
4510 (Incremental_inputs::create_input_section_data): Store inputs
4512 * incremental.h (Incremental_inputs::report_script): Add mtime
4514 (Incremental_inputs::Input_info::Input_info): Intialize only one
4516 (Incremental_inputs::Input_info::archive): Move to nameless
4518 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4519 (Incremental_inputs::Input_info::script): Move to nameless union.
4520 (Incremental_inputs::mtime): New field.
4521 * script.cc (read_input_script): Pass file mtime to
4523 * script.h (Script_info::inputs): Style fix.
4525 2009-07-01 Ian Lance Taylor <ian@airs.com>
4527 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4530 2009-06-24 Ian Lance Taylor <iant@google.com>
4533 * layout.cc (Layout::choose_output_section): If we find an
4534 existing section, update the flags.
4535 (Layout::create_notes): New function, broken out of
4537 (Layout::finalize): Don't create note sections.
4538 (Layout::create_note): Don't crash if linker script discards
4540 (Layout::create_gold_note): Likewise.
4541 (Layout::create_build_id): Likewise. Don't set
4542 after_input_sections on the section.
4543 (Layout::create_executable_stack_info): Remove target parameter.
4545 * layout.h (class Layout): Declare create_notes. Update
4546 declaration of create_executable_stack_info.
4547 * gold.cc (queue_middle_tasks): Call create_notes.
4548 * output.cc (Output_section::update_flags_for_input_section): Move
4549 here from output.h. If SHF_ALLOC flag is newly set, mark address
4551 * output.h (Output_data::mark_address_invalid): New function.
4552 (class Output_section): Only declare, not define,
4553 update_flags_for_input_section. Remove set_flags.
4555 2009-06-24 Ian Lance Taylor <iant@google.com>
4557 * script-sections.cc (Output_section_definition::
4558 set_section_addresses): Rename shadowing local load_address to
4561 2009-06-24 Ian Lance Taylor <iant@google.com>
4564 * reloc.cc (relocate_sections): Skip empty relocation sections.
4566 2009-06-23 Ian Lance Taylor <iant@google.com>
4569 * layout.cc (Layout::create_note): Use choose_output_section
4570 rather than make_output_section.
4572 2009-06-23 Ian Lance Taylor <iant@google.com>
4575 * options.cc (General_options::parse_V): Set printed_version_.
4576 (General_options::General_options): Initialize printed_version_.
4577 * options.h (class General_options): Add printed_version_ field.
4578 * gold.cc (queue_initial_tasks): If there are no input files,
4579 don't give a fatal error if we printed the version information.
4580 (queue_middle_tasks): If using -r with a shared object, give a
4581 fatal error rather than an ordinary error.
4583 2009-06-23 Ian Lance Taylor <iant@google.com>
4586 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4587 (Layout::make_output_section): Set have_stabstr_section_ if we see
4588 a .stab*str section.
4589 (Layout::finalize): Call link_stabs_sections.
4590 (Layout::link_stabs_sections): New file.
4591 * layout.h (class Layout): Add have_stabstr_section_ field.
4592 Declare link_stabs_sections.
4594 2009-06-23 Doug Kwan <dougkwan@google.com>
4596 * Makefile.am (libgold_a_LIBADD): New.
4597 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4598 * Makefile.in: Regenerate.
4599 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4600 * configure: Regenerate.
4601 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4602 * fileread.cc: Include sys/state.h
4603 * gold.h: Declare memmem and strndup if found missing.
4604 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4606 2009-06-23 Ian Lance Taylor <iant@google.com>
4608 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4609 * configure: Rebuild.
4611 2009-06-23 Ian Lance Taylor <iant@google.com>
4614 * object.cc (Object::section_contents): Don't try to get a view if
4615 the section has length zero.
4616 (Object::handle_gnu_warning_section): If the section is empty, use
4617 the name of the section as the warning.
4619 2009-06-23 Ian Lance Taylor <iant@google.com>
4622 * stringpool.h (class Stringpool_template): Add optimize_ field.
4623 (Stringpool_template::set_optimize): New function.
4624 * stringpool.cc (Stringpool_template::Stringpool_template):
4625 Initialize optimize_ field.
4626 (Stringpool_template::set_string_offsets): Test local optimize
4627 fild rather than parameter.
4628 * layout.cc (Layout::Layout): Call set_optimize on the section
4631 2009-06-22 Ian Lance Taylor <iant@google.com>
4634 * yyscript.y: Parse TARGET.
4635 * script.cc (script_set_target): New function.
4636 * script-c.h (script_set_target): Declare.
4637 * options.cc (General_options::string_to_object_format): Rename
4638 from string_to_object_format in anonymous namespace. Change
4640 * options.h (class General_options): Declare
4641 string_to_object_format.
4643 2009-06-22 Ian Lance Taylor <iant@google.com>
4645 * script-sections.cc (Script_sections::create_segments): Don't put
4646 program headers in a PT_LOAD segment if -n or -N.
4648 2009-06-22 Ian Lance Taylor <iant@google.com>
4651 * options.h (class General_options): Add -z lazy and -z now. Sort
4652 -z options into alphabetical order.
4653 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4655 2009-06-21 Ian Lance Taylor <iant@google.com>
4657 * layout.cc (Layout::make_output_section): Call
4658 Target::new_output_section.
4659 (Layout::attach_allocated_section_to_segment): Put large section
4660 sections in a separate load segment with the large segment flag
4662 (Layout::segment_precedes): Sort large data segments after other
4664 (align_file_offset): New static function.
4665 (Layout::set_segment_offsets): Use align_file_offset.
4666 * output.h (class Output_section): Add is_small_section_ and
4667 is_large_section_ fields.
4668 (Output_section::is_small_section): New function.
4669 (Output_section::set_is_small_section): New function.
4670 (Output_section::is_large_section): New function.
4671 (Output_section::set_is_large_section): New function.
4672 (Output_section::is_large_data_section): New function.
4673 (class Output_segment): Add is_large_data_segment_ field.
4674 (Output_segment::is_large_data_segment): New function.
4675 (Output_segment::set_is_large_data_segment): New function.
4676 * output.cc (Output_section::Output_section): Initialize new
4678 (Output_segment::Output_segment): Likewise.
4679 (Output_segment::add_output_section): Add assertion that large
4680 data sections always go in large data segments. Force small data
4681 sections to the end of the list of data sections. Force small BSS
4682 sections to the start of the list of BSS sections. For large BSS
4683 sections to the end of the list of BSS sections.
4684 * symtab.h (class Symbol): Declare is_common_shndx.
4685 (Symbol::is_defined): Check Symbol::is_common_shndx.
4686 (Symbol::is_common): Likewise.
4687 (class Symbol_table): Define enum Commons_section_type. Update
4688 declarations. Add small_commons_ and large_commons_ fields.
4689 * symtab.cc (Symbol::is_common_shndx): New function.
4690 (Symbol_table::Symbol_table): Initialize new fields.
4691 (Symbol_table::add_from_object): Put small and large common
4692 symbols in the right list.
4693 (Symbol_table::sized_finalized_symbol): Check
4694 Symbol::is_common_shndx.
4695 (Symbol_table::sized_write_globals): Likewise.
4696 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4697 common symbol lists. Don't call do_allocate_commons_list if the
4699 (Symbol_table::do_allocate_commons_list): Remove is_tls
4700 parameter. Add comons_section_type parameter. Change all
4701 callers. Handle small and large common symbols.
4702 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4703 Symbol::is_common_shndx.
4704 * resolve.cc (symbol_to_bits): Likewise.
4705 * target.h (Target::small_common_shndx): New function.
4706 (Target::small_common_section_flags): New function.
4707 (Target::large_common_shndx): New function.
4708 (Target::large_common_section_flags): New function.
4709 (Target::new_output_section): New function.
4710 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4711 small_common_section_flags, and large_common_section_flags
4713 (Target::do_new_output_section): New virtual function.
4714 * arm.cc (Target_arm::arm_info): Initialize new fields.
4715 * i386.cc (Target_i386::i386_info): Likewise.
4716 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4718 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4719 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4720 (Target_x86_64::do_new_output_section): New function.
4721 * configure.ac: Define conditional MCMODEL_MEDIUM.
4722 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4723 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4724 (large_LDFLAGS): Define.
4725 * testsuite/large.c: New file.
4726 * testsuite/testfile.cc (Target_test::test_target_info):
4727 Initialize new fields.
4728 * configure, testsuite/Makefile.in: Rebuild.
4730 2009-06-05 Doug Kwan <dougkwan@google.com>
4732 * Makefile.am (CCFILES): Add target.cc.
4733 * Makefile.in: Regenerate.
4734 * i386.cc (class Target_i386): Define new virtual method to
4735 override do_is_local_label_name in parent.
4736 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4737 local symbols if --discard-locals or -X is given.
4738 * options.h (class General_options): Declare new options
4739 '--discard-locals' and '-X' for discarding locals.
4740 * target.h (class Target): Define new methods is_local_label_name.
4741 Declare new virtual method do_is_local_label_name.
4742 * target.cc: New file.
4743 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4744 (check_SCRIPTS): Add discard_locals_test.sh.
4745 (check_DATA): Add discard_local_tests.syms.
4746 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4747 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4748 * testsuite/Makefile.in: Regenerate.
4749 * testsuite/discard_locals_test.c: New file.
4750 * testsuite/discard_locals_test.sh: Same.
4752 2009-06-05 Doug Kwan <dougkwan@google.com>
4754 * object.cc (Sized_relobj::Sized_relobj): Initialize
4755 discarded_eh_frame_shndx_ to -1U.
4756 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4758 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4759 a discarded .eh_frame section.
4760 (Sized_relobj::do_finalize_local_symbols): Ditto.
4761 * object.h (class Sized_relobj): Declare new member
4762 discarded_eh_frame_shndx_.
4763 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4764 (local_labels_test.o, local_labels_test): New rules.
4765 * testsuite/Makefile.in: Regenerate.
4767 2009-06-04 Doug Kwan <dougkwan@google.com>
4769 * layout.cc (Layout::section_name_mapping): Add mapping for
4770 special ARM sections.
4772 2009-06-03 Doug Kwan <dougkwan@google.com>
4774 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4775 (utils::has_overflow): Same.
4777 2009-06-03 Ian Lance Taylor <iant@google.com>
4779 * layout.cc (Layout::section_name_mapping): New array, replacing
4780 Layout::linkonce_mapping.
4781 (Layout::section_name_mapping_count): New variable, replacing
4782 Layout::linkonce_mapping_count.
4783 (Layout::linkonce_output_name): Remove.
4784 (Layout::output_section_name): Rewrite.
4785 * layout.h (class Layout): Rename Linkonce_mapping to
4786 Section_name_mapping, linkonce_mapping to section_name_mapping,
4787 linkonce_mapping_count to section_name_mapping_count. Don't
4788 declare linkonce_output_name.
4790 2009-06-03 Doug Kwan <dougkwan@google.com>
4792 * gold/arm.cc (namespace utils): New.
4793 (Target_arm::reloc_is_non_pic): Define new method.
4794 (class Arm_relocate_functions): New.
4795 (Target_arm::Relocate::relocate): Handle relocation types used by
4798 2009-06-03 Ian Lance Taylor <iant@google.com>
4800 * arm.cc (Target_arm::scan::global): Use || instead of |.
4802 2009-06-02 Doug Kwan <dougkwan@google.com>
4804 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4805 issued_non_pic_error_.
4806 (class Target_arm::Scan): Declare new method check_non_pic.
4807 Define new method symbol_needs_plt_entry.
4808 Declare new data member issued_non_pic_error_.
4809 (class Target_arm::Relocate): Declare new method
4810 should_apply_static_reloc.
4811 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4812 (Target_arm::Scan::check_non_pic): Define new method.
4813 (Target_arm::Scan::local): Handle a small subset of reloc types used
4815 (Target_arm::Scan::local): Same.
4816 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4818 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4820 * incremental.cc (Incremental_inputs::report_command_line): Filter
4821 out --incremental-* options.
4823 2009-05-29 Doug Kwan <dougkwan@google.com>
4825 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4827 (class Target_arm): Update comment.
4828 (Target_arm::Target_arm): Initialize new data members GOT_,
4829 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4830 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4831 and Target_arm::rel_dyn_section.
4832 Declare new_enum Target_arm::Got_type.
4833 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4835 Update commments for member do_dynsym_value.
4836 (Target_arm::got_size, Target_arm::plt_section,
4837 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4838 new methods inside class defintion.
4839 (Target_arm::got_section): Define new method.
4840 (Target_arm::rel_dyn_section): Same.
4841 (Output_data_plt_arm): New template class.
4842 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4843 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4844 (Output_data_plt_arm::add_entry): Same.
4845 (Output_data_plt_arm::first_plt_entry): Define new
4846 static data member for PLT instruction template.
4847 (Output_data_plt_arm::plt_entry): Same.
4848 (Output_data_plt_arm::do_write): Define new method.
4849 (Target_arm::make_plt_entry): Same.
4850 (Target_arm::do_finalize_sections): Same.
4851 (Target_arm::do_dynsym_value): Same.
4853 2009-05-28 Doug Kwan <dougkwan@google.com>
4855 * Makefile.am (TARGETSOURCES): Add arm.cc.
4856 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4857 * Makefile.in: Regenerate.
4859 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4861 2009-05-26 Doug Kwan <dougkwan@google.com>
4863 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4864 (General_options::check_excluded_libs): Strip off directories in
4865 archive name before matching like GNU ld does.
4866 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4867 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4868 (exclude_libs_test_LDFLAGS): Add linker option
4869 -Wl,--exclude-libs,libexclude_libs_test_3
4870 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4871 an explicit archive without using -l.
4872 (alt/libexclude_libs_test_3.a): New make rule.
4873 * testsuite/Makefile.in: Regenerate.
4874 * testsuite/exclude_libs_test.c : Declare lib3_default().
4876 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4877 * exclude_libs_test_3.c: New file.
4879 2009-05-26 Nick Clifton <nickc@redhat.com>
4881 * po/id.po: New Indonesian translation.
4882 * po/gold.pot: Updated template file.
4884 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4886 * testsuite/Makefile.am: Add -ffunction-sections to compile
4887 gc_comdat_test files. Add -Wl,--gc-sections to build
4889 * testsuite/Makefile.in: Regenerate.
4890 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4892 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4894 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4895 kept comdat section was garbage collected.
4896 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4897 * testsuite/Makefile.in: Regenerate.
4898 * testsuite/gc_comdat_test.sh: New file.
4899 * testsuite/gc_comdat_test_1.cc: New file.
4900 * testsuite/gc_comdat_test_2.cc: New file.
4902 2009-05-19 Doug Kwan <dougkwan@google.com>
4904 * archive.cc (Archive::Archive): Move constructor from archive.h
4905 to here. Initialize no_export_.
4906 (Archive::get_elf_object_for_member): Set no_export flag of object.
4907 * archive.h (Archive::Archive): Move constructor body to
4909 (Archive::no_export): New method.
4910 (Archive::no_export_): New field.
4911 * object.h (Object::Object): Initialize no_export_ to false.
4912 (Object::no_export, Object::set_no_export): New methods.
4913 (Object::no_export_): New field.
4914 * options.cc (General_options::parse_exclude_libs): New method.
4915 (General_options::check_excluded_libs) Same.
4916 * options.h (exclude_libs): New option.
4917 (General_options::check_excluded_libs): New method declaration.
4918 (General_options::excluded_libs_): New field.
4919 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4920 default or protected visibility if an object has no-export flag set.
4921 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4922 (check_SCRIPTS): Add exclude_libs_test.sh.
4923 (check_DATA): Add exclude_libs_test.syms.
4924 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4925 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4926 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4927 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4928 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4929 libexclude_libs_test_2.a): New rules.
4930 * testsuite/Makefile.in: Regenerate.
4931 * testsuite/exclude_libs_test.c: New file.
4932 * testsuite/exclude_libs_test.sh: Ditto.
4933 * testsuite/exclude_libs_test_1.c: Ditto.
4934 * testsuite/exclude_libs_test_2.c: Ditto.
4936 2009-05-15 Ian Lance Taylor <iant@google.com>
4938 * configure.ac: Check for declarations for cases where libiberty.h
4939 checks HAVE_DECL_xxx.
4940 * configure, config.in: Rebuild.
4942 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4944 * gold.h (Incremental_argument_list): Remove (invalid) forward
4946 * incremental.cc (Incremental_inputs::report_achive): New method.
4947 (Incremental_inputs::report_object): New method.
4948 (Incremental_inputs::report_script): New method.
4949 (Incremental_inputs::finalize_inputs): New method.
4950 (Incremental_inputs::finalize): Call finalize_inputs().
4951 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4952 Create inputs entries.
4953 * incremental.h (Incremental_input_type): New enum.
4954 (Incremental_inputs::Incremental_input): Initialize new fields.
4955 (Incremental_inputs::report_inputs): New method.
4956 (Incremental_inputs::report_achive): New method.
4957 (Incremental_inputs::report_object): New method.
4958 (Incremental_inputs::report_script): New method.
4959 (Incremental_inputs::finalize_inputs): New method.
4960 (Incremental_inputs::Input_info): New struct.
4961 (Incremental_inputs::Input_info_map): New typedef.
4962 (Incremental_inputs::lock_): New field.
4963 (Incremental_inputs::Inputs_): New field.
4964 (Incremental_inputs::Inputs_map): New field.
4965 * main.cc (main): Call Incremental_input::report_inputs.
4966 * options.h (Input_argument_list): Typedef moved from
4968 (Input_file_group::Files): Remove, use ::Input_argument_list.
4969 (Input_file_group::Input_argument_list): Remove, use
4970 ::Input_argument_list.
4971 * plugin.cc (Plugin_manager::add_input_file): Add error in
4973 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4975 * script.cc (read_input_script): Call
4976 Incremental_input::report_script.
4977 * script.h (Script_info): New class.
4979 2009-04-27 Ian Lance Taylor <iant@google.com>
4981 * x86_64.cc (do_adjust_output_section): Set entsize to
4984 2009-04-23 Elliott Hughes <enh@google.com>
4986 * output.cc (Output_file::close): After short writes, continue
4987 writing from the correct offset in the buffer being written.
4989 2009-04-23 Chris Demetriou <cgd@google.com>
4991 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4992 * configure: Regenerate.
4993 * config.in: Regenerate.
4994 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4995 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4997 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4999 * incremental.cc (Incremental_inputs_header_data): Renamed from
5000 Incremental_input_header_data.
5001 (Incremental_inputs_header_data::data_size): New field.
5002 (Incremental_inputs_header_data::put_input_file_count): Renamed
5003 from input_file_count.
5004 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5005 from command_line_offset.
5006 (Incremental_inputs_header_data::put_reserved): Renamed from
5008 (Incremental_inputs_entry_data): Renamed from
5009 Incremental_input_entry_data.
5010 (Incremental_inputs_entry_data::data_size): New field.
5011 (Incremental_inputs::report_command_line): New method.
5012 (Incremental_inputs::finalize): New method.
5013 (Incremental_inputs::create_incremental_inputs_data): New method.
5014 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5015 * incremental.h: New file.
5016 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5017 (Layout::finalize): Create incremental inputs section in
5019 (Layout::create_incremental_info_sections): New method.
5020 * layout.h (Layout::incremental_inputs): New method.
5021 (Layout::create_incremental_info_sections): New method.
5022 (Layout::incremental_inputs_): New field.
5023 * main.cc (main): Notify Incremental_input of the command line.
5025 2009-04-01 Ian Lance Taylor <iant@google.com>
5026 Mikolaj Zalewski <mikolajz@google.com>
5028 * gold.h (reserve_unordered_map): Define, three versions, one for
5029 each version of Unordered_map.
5030 * layout.cc (Layout::Layout): Remove options parameter. Add
5031 number_of_input_files parameter. Don't initialize options_.
5032 Initialize number_of_input_files_ and resized_signatures_. Move
5033 sections_are_attached_.
5034 (Layout::layout_group): Reserve space for group_signatures_.
5035 (Layout::find_or_add_kept_section): Change name parameter to be a
5036 reference. Resize signatures_ map when it gets large enough.
5037 (Layout::layout_eh_frame): Use parameters->options() instead of
5039 (Layout::make_output_section): Likewise.
5040 (Layout::attach_allocated_section_to_segment): Likewise.
5041 (Layout::finalize, Layout::create_executable_stack): Likewise.
5042 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5043 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5044 * layout.h (class Layout): Update declarations. Remove options_
5045 field. Add number_of_input_files_ and resized_signatures_
5046 fields. Move sections_are_attached_ field.
5047 * main.cc (main): Pass number of input files to Layout
5048 constructor. Don't pass options.
5050 2009-03-30 Ian Lance Taylor <iant@google.com>
5052 * ffsll.c (ffsll): Correct implementation.
5054 2009-03-27 Ian Lance Taylor <iant@google.com>
5056 * ffsll.c: New file.
5057 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5058 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5059 * ftruncate.c (ftruncate): Declare before definition.
5060 * mremap.c (mremap): Likewise.
5061 * pread.c (pread): Likewise.
5062 * configure, Makefile.in, config.in: Rebuild.
5064 * mremap.c: New file.
5065 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5066 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5067 (mremap): Declare if HAVE_MREMAP is not defined.
5068 * configure, Makefile.in, config.in: Rebuild.
5070 2009-03-27 Cary Coutant <ccoutant@google.com>
5072 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5073 position independent.
5074 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5075 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5077 2009-03-24 Cary Coutant <ccoutant@google.com>
5079 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5081 (needs_dynamic_reloc): Likewise.
5083 2009-03-24 Ian Lance Taylor <iant@google.com>
5085 * yyscript.y (file_cmd): Recognize EXTERN.
5086 (extern_name_list, extern_name_list_body): New nonterminals.
5087 * script.cc (script_add_extern): Define.
5088 * script-c.h (script_add_extern): Declare.
5090 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5092 * object.cc (is_elf_object): Define.
5093 * object.h (is_elf_object): Declare.
5094 * archive.cc (Archive::get_elf_object_for_member): Call
5096 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5098 2009-03-24 Elliott Hughes <enh@google.com>
5100 * output.cc (Output_file::map_anonymous): Define.
5101 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5102 try an anonymous one. Report the size if the mmap fails.
5103 * output.h (class Output_file): Declare map_anonymous.
5105 2009-03-24 Ian Lance Taylor <iant@google.com>
5107 * target-select.cc (instantiate_target): Don't acquire the lock if
5108 the instantiated_target_ field has already been set.
5110 2009-03-23 Ian Lance Taylor <iant@google.com>
5112 * gold-threads.h (class Initialize_lock): Define.
5113 * gold-threads.cc (class Initialize_lock_once): Define.
5114 (initialize_lock_control): New static variable.
5115 (initialize_lock_pointer): New static variable.
5116 (initialize_lock_once): New static function.
5117 (Initialize_lock::Initialize_lock): Define.
5118 (Initialize_lock::initialize): Define.
5119 * target-select.h: Include "gold-threads.h".
5120 (class Target_selector): Add lock_ and initialize_lock_ fields.
5121 Don't define instantiate_target, just declare it.
5122 * target-select.cc (Target_selector::Target_selector): Initialize
5124 (Target_selector::instantiate_target): Define.
5125 * descriptors.h: Include "gold-threads.h".
5126 (class Descriptors): Add initialize_lock_ field.
5127 * descriptors.cc (Descriptors::Descriptors): Initialize new
5129 (Descriptors::open): Use initialize_lock_ field
5130 * errors.h (class Errors): Add initialize_lock_ field.
5131 * errors.cc (Errors::Errors): Initialize new field.
5132 (Errors::initialize_lock): Use initialize_lock_ field.
5133 * powerpc.cc (class Target_selector_powerpc): Remove
5134 instantiated_target_ field. In do_recognize call
5135 instantiate_target rather than do_instantiate_target. In
5136 do_instantiate_target just allocate a new target.
5137 * sparc.cc (class Target_selector_sparc): Likewise.
5139 * freebsd.h: New file.
5140 * i386.cc: Include "freebsd.h".
5141 (Target_i386): Derive from Target_freebsd rather than
5143 (Target_selector_i386): Derive from Target_selector_freebsd rather
5144 than Target_selector.
5145 * x86_64.cc: Include "freebsd.h".
5146 (Target_x86_64): Derive from Target_freebsd rather than
5148 (Target_selector_x86_64): Derive from Target_selector_freebsd
5149 rather than Target_selector.
5150 * target.h (class Target): Add adjust_elf_header and
5151 do_adjust_elf_header.
5152 * output.cc (Output_file_header:: do_sized_write): Call target
5153 adjust_elf_header routine.
5154 * configure.tgt: Set targ_osabi.
5155 * configure.ac: Define GOLD_DEFAULT_OSABI.
5156 * parameters.cc (Parameters::default_target): Pass
5157 GOLD_DEFAULT_OSABI to select_target.
5158 * target-select.h (class Target_selector): Make instantiate_target
5159 protected rather than private.
5160 * Makefile.am (HFILES): Add freebsd.h.
5161 * configure, Makefile.in, config.in: Rebuild.
5163 * merge.cc (do_add_input_section): Correct pend value. Change
5164 message about last entry not being null terminated from error to
5167 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5169 * incremental.cc: New file.
5170 * Makefile.am (CCFILES): Add incremental.cc.
5171 * Makefile.in: Rebuild.
5173 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5175 * layout.cc (Layout::output_section_name): Preserve names
5176 of '.note.' sections.
5178 2009-03-19 Ian Lance Taylor <iant@google.com>
5180 * descriptors.cc (Descriptors::open): Check that the options are
5181 valid before using them.
5183 2009-03-18 Ian Lance Taylor <iant@google.com>
5185 * script-sections.h: Include <list>.
5186 (class Script_sections): Change Sections_elements from std::vector
5187 to std::list. Typedef public Elements_iterator. Add
5188 orphan_section_placement_, data_segment_align_start_, and
5189 saw_data_segment_align_ fields. Remove data_segment_align_index_
5191 * script-sections.cc (class Orphan_section_placement): New class.
5192 (class Sections_element): Add virtual functions is_relro and
5193 orphan_section_init. Remove virtual function place_orphan_here.
5194 (class Output_section_definition): Add is_relro and
5195 orphan_section_init. Remove place_orphan_here.
5196 (class Orphan_output_section): Likewise.
5197 (Script_sections::Script_sections): Update for field changes.
5198 (Script_sections::data_segment_align): Set saw_data_segment_align_
5199 and data_segment_align_start_, not data_segment_align_index.
5200 (Script_sections::data_segment_relro_end): Check
5201 saw_data_segment_align_. Use data_segment_align_start_ rather
5202 than data_segment_align_index_.
5203 (Script_sections::place_orphan): Rewrite to use
5204 Orphan_section_placement.
5206 2009-03-17 Ian Lance Taylor <iant@google.com>
5208 * archive.cc (Archive::add_symbols): Check for a version attached
5209 to the symbol name in the archive map.
5210 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5211 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5212 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5213 (ver_test_11.a): New target.
5214 * testsuite/Makefile.in: Rebuild.
5216 * configure.ac: Check for chsize and posix_fallocate. Replace
5218 * ftruncate.c: New file, from gnulib.
5219 * output.cc (posix_fallocate): Define dummy version if not
5220 HAVE_POSIX_FALLOCATE.
5221 (Output_file::map): Call posix_fallocate rather than lseek and
5223 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5224 * configure, Makefile.in, config.in: Rebuild.
5226 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5228 * layout.h (Layout::create_note): Add section_name parameter.
5229 * layout.cc (Layout::create_note): Likewise.
5230 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5232 2009-03-17 Ian Lance Taylor <iant@google.com>
5234 * descriptors.cc: Include "options.h".
5235 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5236 (Descriptors::open): Always use O_CLOEXEC when opening a new
5237 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5238 then set FD_CLOEXEC.
5240 * sparc.cc (class Target_sparc): Add has_got_section.
5241 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5242 make sure we have a GOT section.
5244 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5245 (Target_sparc::Scan::local): Likewise.
5246 (Target_sparc::Scan::global): Likewise.
5247 (Target_sparc::Relocate::relocate): Likewise.
5248 (Target_sparc::Relocate::relocate_tls): Likewise.
5250 * symtab.cc (Symbol_table::define_default_version): New function,
5251 broken out of add_from_object.
5252 (Symbol_table::add_from_object): Call define_default_version.
5253 (Symbol_table::define_special_symbol): Add resolve_oldsym
5254 parameter. Change all callers. If the version for a symbol comes
5255 from a version script, resolve it with the symbol with the same
5256 name with no version. Also add the symbol without a version if
5258 (do_define_in_output_data): If resolving with oldsym, don't delete
5260 (do_define_in_output_segment): Likewise.
5261 (do_define_as_constant): Likewise.
5262 * symtab.h (class Symbol_table): Update declarations.
5264 2009-03-13 Ian Lance Taylor <iant@google.com>
5266 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5267 (Read_symbols::requeue): New function.
5268 (Read_symbols::do_read_symbols): If make_elf_object fails because
5269 the target type is not configured, and the file was searched for,
5270 issue a warning and retry with the next directory.
5271 (Add_symbols::run): If the file has an incompatible format, and
5272 it was searched for, requeue the Read_symbols task. On error,
5274 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5275 dirindex parameter to constructor. Change all callers. Declare
5276 incompatible_warning and requeue.
5277 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5278 input_argument_ and input_group_ fields. Add them to
5279 constructor. Change all callers.
5280 (class Read_script): Add dirindex_ field. Add it to constructor.
5282 * archive.cc (Archive::setup): Remove input_objects parameter.
5284 (Archive::get_file_and_offset): Likewise.
5285 (Archive::read_all_symbols): Likewise.
5286 (Archive::read_symbols): Likewise.
5287 (Archive::get_elf_object_for_member): Remove input_objects
5288 parameter. Add punconfigured parameter. Change all callers.
5289 (Archive::add_symbols): Change return type to bool. Check return
5290 value of include_member.
5291 (Archive::include_all_members): Likewise.
5292 (Archive::include_member): Change return type to bool. Return
5293 false if first included object has incompatible target. Set
5294 included_member_ field.
5295 (Add_archive_symbols::run): If add_symbols returns false, requeue
5297 * archive.h (class Archive): Add included_member_ field.
5298 Initialize it in constructor. Add input_file and searched_for
5299 methods. Update declarations.
5300 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5301 input_argument_ fields. Add them to constructor. Change all
5303 * script.cc: Include "target-select.h".
5304 (class Parser_closure): Add skip_on_incompatible_target_ and
5305 found_incompatible_target_ fields. Add
5306 skip_on_incompatible_target parameter to constructor. Change all
5307 callers. Add methods skip_on_incompatible_target,
5308 clear_skip_on_incompatible_target, found_incompatible_target, and
5309 set_found_incompatible_target.
5310 (read_input_script): Add dirindex parameter. Change all callers.
5311 If parser finds an incompatible target, requeue Read_symbols
5313 (script_set_symbol): Clear skip_on_incompatible_target in
5315 (script_add_assertion, script_parse_option): Likewise.
5316 (script_start_sections, script_add_phdr): Likewise.
5317 (script_check_output_format): New function.
5318 * script.h (read_input_script): Update declaration.
5319 * script-c.h (script_check_output_format): Declare.
5320 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5321 (ignore_cmd): Remove OUTPUT_FORMAT.
5322 * fileread.cc (Input_file::Input_file): Add explicit this.
5323 (Input_file::will_search_for): New function.
5324 (Input_file::open): Add pindex parameter. Change all callers.
5325 * fileread.h (class Input_file): Add input_file_argument method.
5326 Declare will_search_for. Update declarations.
5327 * object.cc (make_elf_object): Add punconfigured parameter.
5329 * object.h (class Object): Make input_file public. Add
5330 searched_for method.
5331 (make_elf_object): Update declaration.
5332 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5334 * dirsearch.h (class Dirsearch): Update declaration.
5335 * options.h (class General_options): Add --warn-search-mismatch.
5336 * parameters.cc (Parameters::is_compatible_target): New function.
5337 * parameters.h (class Parameters): Declare is_compatible_target.
5338 * workqueue.cc (Workqueue::add_blocker): New function.
5339 * workqueue.h (class Workqueue): Declare add_blocker.
5341 * fileread.cc (Input_file::open): Remove options parameter.
5343 (Input_file::open_binary): Likewise.
5344 * script.cc (read_input_script): Likewise.
5345 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5346 options parameter from constructor. Change all callers.
5347 (class Read_script): Likewise.
5348 * fileread.h (class Input_file): Update declarations.
5349 * script.h (read_input_script): Update declaration.
5351 2009-03-10 Nick Clifton <nickc@redhat.com>
5353 * po/es.po: New Spanish translation.
5355 2009-03-06 Cary Coutant <ccoutant@google.com>
5357 * options.cc (parse_short_option): Keep dash_z from registering itself.
5359 2009-03-03 Ian Lance Taylor <iant@google.com>
5362 * target-reloc.h (relocate_section): Pass output_section to
5364 * i386.cc (Target_i386::should_apply_static_reloc): Add
5365 output_section parameter. Change all callers.
5366 (Target_i386::Relocate::relocate): Add output_section parameter.
5367 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5368 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5369 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5370 * testsuite/two_file_shared.sh: New script.
5371 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5372 (check_DATA): Add two_file_shared.dbg.
5373 (two_file_shared.dbg): New target.
5374 * testsuite/Makefile.in: Rebuild.
5376 2009-03-01 Ian Lance Taylor <iant@google.com>
5378 * configure.ac: Check for byteswap.h.
5379 * configure: Rebuild.
5380 * config.in: Rebuild.
5382 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5384 * layout.cc (Layout::find_or_add_kept_section): New function.
5385 (Layout::add_comdat): Removed.
5386 * layout.h (struct Kept_section): Move out of class Layout.
5387 Remove trailing underscores from field names. Add group_sections
5388 field. Rename group_ field to is_group. Change all uses.
5389 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5390 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5391 comdat_groups_ field.
5392 (Sized_relobj::include_section_group): Use
5393 find_or_add_kept_section and Kept_section::group_sections.
5394 (Sized_relobj::include_linkonce_section): Likewise.
5395 * object.cc (class Sized_relobj): Don't define Comdat_group or
5396 Comdat_group_table. Remove find_comdat_group and
5397 add_comdat_group. Remove comdat_groups_ field.
5398 * plugin.cc (include_comdat_group): Use
5399 Layout::find_or_add_kept_section.
5401 2009-02-28 Ian Lance Taylor <iant@google.com>
5403 * README: --gc-sections and map files are now supported. Document
5404 some build requirements.
5407 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5408 relocatable link set the value of the section symbol to zero.
5409 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5410 relocatable link don't include the section address in the local
5413 2009-02-27 Ian Lance Taylor <iant@google.com>
5416 * options.h (class Search_directory): Add is_system_directory.
5417 (class General_options): Declare is_in_system_directory.
5418 * options.cc (get_relative_sysroot): Make static.
5419 (get_default_sysroot): Make static.
5420 (General_optoins::is_in_system_directory): New function.
5421 * fileread.cc (Input_file::is_in_system_directory): New function.
5422 * fileread.h (class Input_file): Declare is_in_system_directory.
5423 * object.h (class Object): Add is_in_system_directory.
5424 (class Input_objects): Remove system_library_directory_ field.
5425 * object.cc (Input_objects::add_object): Don't set
5426 system_library_directory_.
5427 (input_objects::found_in_system_library_directory): Remove.
5428 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5429 parameter. Change all callers.
5430 (Symbol_table::sized_write_globals): Likewise.
5431 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5432 Call Object::is_in_system_directory.
5433 * symtab.h (class Symbol_table): Update declarations.
5436 * descriptors.h (Open_descriptor): Add is_on_stack field.
5437 * descriptors.cc (Descriptors::open): If the descriptor is on the
5438 top of the stack, remove it. Initialize is_on_stack field.
5439 (Descriptors::release): Only add pod to stack if it is not on the
5441 (Descriptors::close_some_descriptor): Clear stack_next and
5445 * output.cc (Output_section::find_starting_output_address): Rename
5446 from starting_output_address; add PADDR parameter; change return
5448 * output.h (class Output_section): Declare
5449 find_starting_output_address instead of starting_output_address.
5450 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5451 section symbol for which we can't find a merge section.
5454 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5455 hidden or internal, force the symbol to be local.
5456 * resolve.cc (Symbol::override_visibility): Define.
5457 (Symbol::override_base): Use override_visibility.
5458 (Symbol_table::resolve): Likewise.
5459 (Symbol::override_base_with_special): Likewise.
5460 (Symbol_table::override_with_special): If the visibility is hidden
5461 or internal, force the symbol to be local.
5462 * symtab.h (class Symbol): Add set_visibility and
5463 override_visibility.
5464 * testsuite/ver_test_1.sh: New file.
5465 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5466 (check_DATA): Add ver_test_1.syms.
5467 (ver_test_1.syms): New target.
5468 * testsuite/Makefile.in: Rebuild.
5470 2009-02-25 Cary Coutant <ccoutant@google.com>
5472 * layout.cc (Layout::choose_output_section): Don't rename sections
5473 when using a linker script that has a SECTIONS clause.
5474 * Makefile.in: Regenerate.
5476 * testsuite/Makefile.am (script_test_5.sh): New test case.
5477 * testsuite/Makefile.in: Regenerate.
5478 * testsuite/script_test_5.cc: New file.
5479 * testsuite/script_test_5.sh: New file.
5480 * testsuite/script_test_5.t: New file.
5482 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5484 * archive.cc (Archive::include_member): Update calls to add_symbols.
5485 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5486 the Layout argument.
5487 * dynobj.h (do_add_symbols): Add the Layout argument.
5488 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5490 * object.h (Object::add_symbols): Add the Layout argument.
5491 (Object::do_add_symbols): Add the Layout argument.
5492 (Sized_relobj::do_add_symbols): Add the Layout argument.
5493 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5494 Unify the two versions.
5495 (Add_plugin_symbols): Remove.
5496 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5497 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5498 (Add_plugin_symbols): Remove.
5499 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5500 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5501 (Add_symbols::run): Make it work with Pulginobj.
5503 2009-02-06 Ian Lance Taylor <iant@google.com>
5505 * object.cc (Sized_relobj::do_layout): Make info message start
5506 with lower case letter.
5508 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5510 * binary.cc: Fix file comment.
5512 * options.h (enum Incremental_disposition): Define.
5513 (class General_options): Add new options: --incremental,
5514 --incremental_changed, --incremental_unchanged,
5515 --incremental_unknown. Add incremental_disposition_ and
5516 implicit_incremental_ fields.
5517 (General_options::incremental_disposition): New function.
5518 (class Position_dependent_options): Add incremental_disposition
5520 (Position_dependent_options::copy_from_options): Set incremental
5522 * options.cc (General_options::parse_incremental_changed): New
5524 (General_options::parse_incremental_unchanged): New function.
5525 (General_options::parse_incremental_unknown): New function.
5526 (General_options::General_options): Initialize new fields
5527 incremental_disposition_ and implicit_incremental_.
5528 (General_options::finalize): Check for uasge of --incremental-*
5529 without --incremental.
5531 2009-02-06 Chris Demetriou <cgd@google.com>
5533 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5534 pointer and to report location as the file name associated with
5536 (gold_undefined_symbol_at_location): New function to replace the
5537 old gold_undefined_symbol functionality.
5538 * target-reloc.h (relocate_section): Update to use
5539 gold_undefined_symbol_at_location.
5540 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5541 Call gold_undefined_symbol function rather than gold_error.
5542 * errors.h (Errors::undefined_symbol): Take location as a
5543 string, rather than calculating it from a relocation.
5544 * errors.cc (Errors::fatal): Print "fatal error:" before the
5546 (Errors::error, Errors::error_at_location): Print "error: "
5547 before the formatted message.
5548 (Errors::undefined_symbol): Take location as a string, rather
5549 than calculating it from a relocation.
5550 (gold_undefined_symbol_at_location): New function akin to
5551 old gold_undefined_symbol, calculates location from relocation.
5552 (gold_undefined_symbol): Change to take only a Symbol pointer
5553 and to report location as the file name associated with the symbol.
5554 * testsuite/debug_msg.sh: Update for changed error messages.
5555 * testsuite/undef_symbol.sh: Likewise.
5557 2009-02-04 Duncan Sands <baldrick@free.fr>
5560 * reduced_debug_output.h
5561 (Output_reduced_debug_abbrev_section::failed): Use format for
5563 (Output_reduced_debug_info_section::faild): Likewise.
5565 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5567 * script.cc (Lazy_demangler): New class.
5568 (Version_script_info::get_symbol_version_helper): Demangle a
5571 2009-01-29 Cary Coutant <ccoutant@google.com>
5573 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5575 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5577 2009-01-28 Ian Lance Taylor <iant@google.com>
5579 * version.cc (version_string): Bump to 1.9.
5581 * gold.h: Include <cstring> and <stdint.h>.
5582 * version.cc: Include <cstdio>.
5583 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5585 * reduced_debug_output.cc (insert_into_vector): Rename from
5586 Insert_into_vector; change all callers. Use Swap_unaligned to
5587 avoid aliasing issue; remove union since it is unnecessary.
5589 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5591 * Makefile.am (CCFILES): Add gc.cc.
5593 * Makefile.in: Regenerate.
5594 * gold.cc (Gc_runner): New class.
5595 (queue_initial_tasks): Call garbage collection related tasks
5596 when corresponding options are invoked.
5597 (queue_middle_gc_tasks): New function.
5598 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5599 processed early before laying out sections during garbage collection.
5600 * gold.h (queue_middle_gc_tasks): New function.
5601 (is_prefix_of): Move from "layout.cc".
5602 * i386.cc (Target_i386::gc_process_relocs): New function.
5603 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5604 * main.cc (main): Create object of class "Garbage_collection".
5605 * object.cc (Relobj::copy_symbols_data): New function.
5606 (Relobj::is_section_name_included): New function.
5607 (Sized_relobj::do_layout): Allow this function to be called twice
5608 during garbage collection and defer layout of section during the
5610 * object.h (Relobj::get_symbols_data): New function.
5611 (Relobj::is_section_name_included): New function.
5612 (Relobj::copy_symbols_data): New function.
5613 (Relobj::set_symbols_data): New function.
5614 (Relobj::get_relocs_data): New function.
5615 (Relobj::set_relocs_data): New function.
5616 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5617 (Relobj::gc_process_relocs): New function.
5618 (Relobj::do_gc_process_relocs): New pure virtual function.
5619 (Relobj::sd_): New data member.
5620 (Sized_relobj::is_output_section_offset_invalid): New function.
5621 (Sized_relobj::do_gc_process_relocs): New function.
5622 * options.h (General_options::gc_sections): Modify to not be a no-op.
5623 (General_options::print_gc_sections): New option.
5624 * plugin.cc (Plugin_finish::run): Remove function call to
5625 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5626 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5627 * reloc.cc (Read_relocs::run): Add task to process relocs and
5628 determine unreferenced sections when doing garbage collection.
5629 (Gc_process_relocs): New class.
5630 (Sized_relobj::do_gc_process_relocs): New function.
5631 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5632 sections that are garbage collected.
5633 * reloc.h (Gc_process_relocs): New class.
5634 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5635 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5636 symbols whose corresponding sections are garbage collected.
5637 (Symbol_table::Symbol_table): Add new parameter for the garbage
5639 (Symbol_table::gc_mark_undef_symbols): New function.
5640 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5641 (Symbol_table::gc_mark_dyn_syms): New function.
5642 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5644 (Symbol_table::add_from_object): Likewise.
5645 (Symbol_table::add_from_relobj): When building shared objects, do not
5646 treat externally visible symbols as garbage.
5647 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5648 table information for static and relocatable links.
5649 * symtab.h (Symbol_table::set_gc): New function.
5650 (Symbol_table::gc): New function.
5651 (Symbol_table::gc_mark_undef_symbols): New function.
5652 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5653 (Symbol_table::gc_mark_dyn_syms): New function.
5654 (Symbol_table::gc_): New data member.
5655 * target.h (Sized_target::gc_process_relocs): New pure virtual
5657 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5658 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5660 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5662 * options.h (General_options::gc_sections): Define as a no-op for now.
5663 (General_options::no_keep_memory): Ditto.
5664 (General_options::Bshareable): Define.
5665 * options.cc (General_options::finalize): Honor -Bshareable.
5667 2009-01-20 Andreas Schwab <schwab@suse.de>
5669 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5670 read the value in the contents, since we don't use it. Use the
5671 template endianness when writing.
5672 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5674 2009-01-19 Andreas Schwab <schwab@suse.de>
5676 * configure.tgt (powerpc64-*): Fix targ_obj.
5678 2009-01-15 Ian Lance Taylor <iant@google.com>
5680 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5681 local symbols when stripping all symbols.
5683 2009-01-14 Cary Coutant <ccoutant@google.com>
5685 * output.cc (Output_reloc): Add explicit instantiations.
5687 2009-01-14 Cary Coutant <ccoutant@google.com>
5689 * archive.cc (Archive::get_elf_object_for_member): Remove call
5690 to File_read::claim_for_plugin.
5691 * descriptors.cc (Descriptors::open): Remove reference to
5693 (Descriptors::claim_for_plugin): Remove.
5694 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5695 (Descriptors::is_claimed): Remove.
5696 (claim_descriptor_for_plugin): Remove.
5697 * fileread.cc (File_read::claim_for_plugin): Remove.
5698 * fileread.h (File_read::claim_for_plugin): Remove.
5699 (File_read::descriptor): Reopen descriptor if necessary.
5700 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5701 (Plugin_manager::all_symbols_read): Add task parameter. Change
5703 (Plugin_manager::get_input_file): New function.
5704 (Plugin_manager::release_input_file): New function.
5705 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5706 corresponding data member.
5707 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5708 and pass to base constructor. Change all callers.
5709 (get_input_file, release_input_file): New functions.
5710 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5711 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5712 (Plugin_manager::all_symbols_read): Add task parameter.
5713 (Plugin_manager::get_input_file): New function.
5714 (Plugin_manager::release_input_file): New function.
5715 (Plugin_manager::task_): New data member.
5716 (Pluginobj::Pluginobj): Add filesize parameter.
5717 (Pluginobj::filename): New function.
5718 (Pluginobj::descriptor): New function.
5719 (Pluginobj::filesize): New function.
5720 (Pluginobj::filesize_): New data member.
5721 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5722 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5723 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5725 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5726 with archive libraries.
5727 * testsuite/Makefile.in: Regenerate.
5728 * testsuite/plugin_test.c (struct sym_info): New type.
5729 (get_input_file, release_input_file): New static variables.
5730 (onload): Capture new transfer vector entries.
5731 (claim_file_hook): Stop reading at end of file according to filesize.
5732 Factor out parsing of readelf output into separate function.
5733 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5734 APIs and get the source file name from the symbol table. Convert
5735 source file name to corresponding object file name. Print info
5736 message when adding new input files.
5737 (parse_readelf_line): New function.
5738 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5739 * testsuite/plugin_test_2.sh: Likewise.
5740 * testsuite/plugin_test_3.sh: Likewise.
5741 * testsuite/plugin_test_4.sh: New test case.
5743 2009-01-07 Ian Lance Taylor <iant@google.com>
5745 * version.cc (version_string): Bump to 1.8.
5747 2008-12-23 Cary Coutant <ccoutant@google.com>
5749 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5750 * plugin.cc (Plugin_manager::finish): Rename as
5751 layout_deferred_objects. Move cleanup to separate function.
5752 (Plugin_manager::cleanup): New function.
5753 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5755 * plugin.h (Plugin_manager::finish): Rename as
5756 layout_deferred_objects.
5757 (Plugin_manager::cleanup): New function.
5758 (Plugin_manager::cleanup_done): New field.
5760 2008-12-23 Cary Coutant <ccoutant@google.com>
5762 * plugin.cc (is_visible_from_outside): New function.
5763 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5764 so we don't return "IR only" status for exported symbols or -r links.
5766 * testsuite/Makefile.am (plugin_test_3): New test case.
5767 * testsuite/Makefile.in: Regenerate.
5768 * testsuite/plugin_test_3.sh: New file.
5770 2008-12-22 Cary Coutant <ccoutant@google.com>
5772 * object.cc (Sized_relobj::layout_section): New function.
5773 (Sized_relobj::do_layout): Defer layout of input sections until after
5774 plugin has provided replacement files.
5775 (Sized_relobj::do_layout_deferred_sections): New function.
5776 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5777 (Relobj::layout_deferred_sections): New function.
5778 (Relobj::do_layout_deferred_sections): New function.
5779 (Sized_relobj::do_layout_deferred_sections): New function.
5780 (Sized_relobj::layout_section): New function.
5781 (Sized_relobj::Deferred_layout): New structure.
5782 (Sized_relobj::deferred_layout_): New field.
5783 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5784 Change all callers. Layout deferred sections.
5785 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5787 (Plugin_hook::run): Move code from do_plugin_hook inline.
5788 (Plugin_hook::do_plugin_hook): Remove.
5789 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5790 (Plugin_manager::finish): Renamed, was cleanup.
5791 (Plugin_manager::should_defer_layout): New function.
5792 (Plugin_manager::add_deferred_layout_object): New function.
5793 (Plugin_manager::Deferred_layout_list): New type.
5794 (Plugin_manager::deferred_layout_objects_): New field.
5795 (Plugin_hook::do_plugin_hook): Remove.
5797 2008-12-17 Ian Lance Taylor <iant@google.com>
5799 * options.h (class General_options): Add --no case for
5802 2008-12-16 Cary Coutant <ccoutant@google.com>
5804 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5806 (Plugin_manager::claim_file): Create plugin object even if
5807 plugin did not call the add_symbols callback.
5808 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5809 asking for more symbols than were added.
5810 * testsuite/Makefile.am (plugin_test_1): Add test case with
5812 (empty.syms): New target.
5813 * testsuite/Makefile.in: Regenerate.
5814 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5815 message. Don't call add_symbols if no globals.
5816 (all_symbols_read_hook): Don't provide replacement for empty
5819 2008-12-12 Ian Lance Taylor <iant@google.com>
5821 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5822 r_type == 0 for a local symbol with r_sym == 0.
5823 (scan_relocatable_relocs): Pass r_sym to
5824 local_non_section_strategy.
5825 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5828 * configure.ac: Update test for TLS descriptors: they are
5829 supported as of glibc 2.9.
5830 * configure: Rebuild.
5832 2008-12-11 Ian Lance Taylor <iant@google.com>
5835 * target-reloc.h (Default_scan_relocatable_relocs): For each
5836 function, map r_type == 0 to RELOC_DISCARD.
5838 2008-12-10 Cary Coutant <ccoutant@google.com>
5840 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5841 object to override a kept COMDAT group from a plugin object.
5843 2008-12-09 Ian Lance Taylor <iant@google.com>
5846 * yyscript.y (file_cmd): Handle INPUT.
5848 * testsuite/initpri1.c: Change all declarations to be full
5849 prototypes by adding void, to avoid compiler warnings.
5851 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5853 * options.cc (General_options::parse_plugin_opt): New.
5854 (General_options::add_plugin): The argument now is just the filename.
5855 (General_options::add_plugin_option): New.
5856 * options.h (plugin_opt): New.
5857 (add_plugin): Change argument name.
5858 (add_plugin_option): New.
5859 * plugin.cc (Plugin::load): Don't parse the plugin option.
5860 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5861 (Plugin::add_option): New.
5862 (Plugin::args_): Change type.
5863 (Plugin::filename_): New.
5864 (Plugin_manager::add_plugin_option): New.
5865 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5866 * testsuite/Makefile.in: Regenerate.
5868 2008-12-05 Cary Coutant <ccoutant@google.com>
5870 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5871 Handle --strip-lto-sections option.
5872 * options.h (strip_lto_sections): New option.
5874 2008-12-01 Cary Coutant <ccoutant@google.com>
5876 * plugin.cc (ld_plugin_message): Change format parameter to const.
5877 Fix mismatch between new[] and delete.
5879 2008-11-14 Cary Coutant <ccoutant@google.com>
5881 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5884 2008-11-05 Craig Silverstein <csilvers@google.com>
5886 * options.cc (General_options::parse_dynamic_list): New function.
5887 * options.h (General_options): New flags dynamic_list,
5888 dynamic_list_data, dynamic_list_cpp_new, and
5889 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5890 (General_options::in_dynamic_list): New function.
5891 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5892 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5893 (Lex::can_continue_name): Likewise.
5895 (read_script_file): New parameter script_options.
5896 (read_dynamic_list): New function.
5897 (Script_options::define_dynamic_list): New function.
5898 (dynamic_list_keyword_parsecodes): New variable.
5899 (dynamic_list_keywords): New variable.
5900 * script.h (Script_options::define_dynamic_list): New function
5902 (read_dynamic_list): New function prototype.
5903 * symtab.cc (strprefix): New macro.
5904 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5905 dynamic_list_data, dynamic_list_cpp_new, and
5906 dynamic_list_cpp_typeinfo.
5907 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5908 (dynamic_list_expr): New rule.
5909 (dynamic_list_nodes): Likewise.
5910 (dynamic_list_node): Likewise.
5911 * testsuite/Makefile.am (dynamic_list): New test.
5912 * testsuite/Makefile.in: Regenerated.
5913 * testsuite/dynamic_list.t: New file.
5914 * testsuite/dynamic_list.sh: New file.
5916 2008-11-05 Craig Silverstein <csilvers@google.com>
5918 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5919 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5920 (t11_last): Likewise.
5921 * testsuite/ver_test_6.c (main): Likewise.
5923 2008-10-07 Cary Coutant <ccoutant@google.com>
5925 * options.c (General_options::finalize): Add check for -static and
5927 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5930 2008-10-02 Cary Coutant <ccoutant@google.com>
5932 * plugin.cc (make_sized_plugin_object): Fix conditional
5933 compilation to work when not all targets are enabled.
5935 2008-09-29 Cary Coutant <ccoutant@google.com>
5937 * archive.cc (Archive::get_file_and_offset): Use filename instead
5938 of name to get library path.
5939 (Archive::include_member): Unlock external member of a thin archive.
5941 * testsuite/Makefile.am (TEST_AR): New variable.
5942 (thin_archive_test_1): New test.
5943 (thin_archive_test_2): New test.
5944 * testsuite/Makefile.in: Regenerate.
5945 * testsuite/thin_archive_main.cc: New file.
5946 * testsuite/thin_archive_test_1.cc: New file.
5947 * testsuite/thin_archive_test_2.cc: New file.
5948 * testsuite/thin_archive_test_3.cc: New file.
5949 * testsuite/thin_archive_test_4.cc: New file.
5951 2008-09-29 Cary Coutant <ccoutant@google.com>
5953 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5954 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5956 (Sized_relobj::do_finalize_local_symbols): Likewise.
5957 (Sized_relobj::map_to_kept_section): Likewise.
5958 * object.h (Sized_relobj::invalid_address): New constant.
5959 (Sized_relobj::do_output_section_offset): Check for invalid_address
5961 * output.cc (Output_reloc::local_section_offset): Use constant
5962 invalid_address instead of -1U.
5963 (Output_reloc::get_address): Likewise.
5964 (Output_section::output_address): Change -1U to -1ULL.
5965 * output.h (Output_reloc::invalid_address): New constant.
5966 * reloc.cc (Sized_relobj::write_sections): Use constant
5967 invalid_address instead of -1U.
5968 (Sized_relobj::relocate_sections): Likewise.
5969 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5970 values for merge sections.
5971 * target-reloc.h (relocate_for_relocatable): Use constant
5972 invalid_address instead of -1U.
5974 2008-09-19 Cary Coutant <ccoutant@google.com>
5976 Add plugin functionality for link-time optimization (LTO).
5977 * configure.ac (plugins): Add --enable-plugins option.
5978 * configure: Regenerate.
5979 * config.in: Regenerate.
5980 * Makefile.am (LIBDL): New variable.
5981 (CCFILES): Add plugin.cc.
5982 (HFILES): Add plugin.h.
5983 (ldadd_var): Add LIBDL.
5984 * Makefile.in: Regenerate.
5986 * archive.cc: Include "plugin.h".
5987 (Archive::setup): Don't preread archive symbols when using a plugin.
5988 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5989 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5991 (Archive::include_member): Add symbols from plugin objects.
5992 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5993 * descriptors.cc (Descriptors::open): Check for file descriptors
5994 abandoned by plugins.
5995 (Descriptors::claim_for_plugin): New function.
5996 * descriptors.h (Descriptors::claim_for_plugin): New function.
5997 (Open_descriptor::is_claimed): New field.
5998 (claim_descriptor_for_plugin): New function.
5999 * fileread.cc (File_read::claim_for_plugin): New function.
6000 * fileread.h (File_read::claim_for_plugin): New function.
6001 (File_read::descriptor): New function.
6002 * gold.cc: Include "plugin.h".
6003 (queue_initial_tasks): Add task to call plugin hooks for generating
6005 * main.cc: Include "plugin.h".
6006 (main): Load plugin libraries.
6007 * object.h (Pluginobj): Declare.
6008 (Object::pluginobj): New function.
6009 (Object::do_pluginobj): New function.
6010 (Object::set_target): New function.
6011 * options.cc: Include "plugin.h".
6012 (General_options::parse_plugin): New function.
6013 (General_options::General_options): Initialize plugins_ field.
6014 (General_options::add_plugin): New function.
6015 * options.h (Plugin_manager): Declare.
6016 (General_options): Add --plugin option.
6017 (General_options::has_plugins): New function.
6018 (General_options::plugins): New function.
6019 (General_options::add_plugin): New function.
6020 (General_options::plugins_): New field.
6021 * plugin.cc: New file.
6022 * plugin.h: New file.
6023 * readsyms.cc: Include "plugin.h".
6024 (Read_symbols::do_read_symbols): Check for archive before checking
6025 for ELF file. Call plugin hooks to claim files.
6026 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6027 from a real object file; force override when processing replacement
6029 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6030 (Symbol::init_base_object): Likewise.
6031 (Symbol::init_base_output_data): Likewise.
6032 (Symbol::init_base_output_segment): Likewise.
6033 (Symbol::init_base_constant): Likewise.
6034 (Symbol::init_base_undefined): Likewise.
6035 (Symbol::output_section): Assert that object is not a plugin.
6036 (Symbol_table::add_from_pluginobj): New function.
6037 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6039 (Symbol_table::sized_write_globals): Likewise.
6040 (Symbol_table::add_from_pluginobj): Instantiate template.
6041 * symtab.h (Sized_pluginobj): Declare.
6042 (Symbol::in_real_elf): New function.
6043 (Symbol::set_in_real_elf): New function.
6044 (Symbol::in_real_elf_): New field.
6045 (Symbol_table::add_from_pluginobj): New function.
6047 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6048 (LIBDL): New variable.
6050 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6051 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6052 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6053 (MOSTLYCLEANFILES): Likewise.
6054 * testsuite/Makefile.in: Regenerate.
6055 * testsuite/plugin_test.c: New file.
6056 * testsuite/plugin_test_1.sh: New file.
6057 * testsuite/plugin_test_2.sh: New file.
6059 2008-09-16 Ian Lance Taylor <iant@google.com>
6061 * target-reloc.h (relocate_section): Check whether a symbol is
6062 defined by the ABI before reporting an undefined symbol error.
6063 * target.h (Target::is_defined_by_abi): Make parameter const.
6064 (Target::do_is_defined_by_abi): Likewise.
6065 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6066 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6067 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6068 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6069 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6070 * testsuite/Makefile.in: Rebuild.
6072 * fileread.cc (make_view): Add casts to avoid warning.
6074 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6076 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6077 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6079 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6081 * options.h (General_options::output_is_executable): New.
6082 (General_options::output_is_pie): New.
6083 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6084 for shared libraries.
6085 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6087 2008-09-11 Chris Demetriou <cgd@google.com>
6089 * options.h (origin): New -z option.
6090 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6091 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6094 2008-09-05 Cary Coutant <ccoutant@google.com>
6096 * fileread.cc (File_read::make_view): Add check for attempt to map
6099 2008-09-05 Cary Coutant <ccoutant@google.com>
6101 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6102 explicit instantiations.
6104 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6107 * options.cc (General_options::finalize): Allow undefined symbols
6108 in shlibs if linking -shared.
6111 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6112 symbols as not needing a dynsym entry.
6114 2008-08-20 Craig Silverstein <csilvers@google.com>
6116 * fileread.cc (File_read::open): Do not lock the file unless it
6117 was successfully opened.
6119 2008-08-14 Cary Coutant <ccoutant@google.com>
6121 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6122 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6123 * testsuite/tls_test.cc (struct int128): 128-bit struct
6124 for testing TLS relocs with non-zero addend.
6125 (v12): New TLS variable.
6127 (t_last): Add check for v12.
6128 * testsuite/tls_test.h (t12): New function.
6129 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6131 2008-08-13 Ian Lance Taylor <iant@google.com>
6133 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6134 set tls_segment_ or relro_segment_.
6135 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6137 * output.h (Output_section::clear_is_relro): New function.
6138 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6139 sections specially even when output_data_ is empty.
6140 (Output_segment::maximum_alignment): When first section is relro,
6141 only force alignment for PT_LOAD segments.
6142 * script.cc (script_data_segment_align): New function.
6143 (script_data_segment_relro_end): New function.
6144 * script-c.h (script_data_segment_align): Declare.
6145 (script_data_segment_relro_end): Declare.
6146 * script-sections.h (class Script_sections): Declare
6147 data_segment_align and data_segment_relro_end. Add fields
6148 segment_align_index_ and saw_relro_end_.
6149 * script-sections.cc (class Sections_element): Add set_is_relro
6150 virtual function. Add new bool* parameter to place_orphan_here.
6151 Add get_output_section virtual function.
6152 (class Output_section_definition): Add set_is_relro. Add new
6153 bool* parameter to place_orphan_here. Add get_output_section.
6154 Add is_relro_ field.
6155 (Output_section_definition::Output_section_definition): Initialize
6156 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6157 and is_relro_ fields.
6158 (Output_section_definition::place_orphan_here): Add is_relro
6160 (Output_section_definition::set_section_addresses): Set relro for
6162 (Output_section_definition::alternate_constraint): Likewise.
6163 (class Orphan_output_section): Add new bool* parameter to
6164 place_orphan_here. Add get_output_section.
6165 (Orphan_output_section::place_orphan_here): Add is_relro
6167 (Script_sections::Script_sections): Initialize
6168 data_segment_align_index_ and saw_relro_end_.
6169 (Script_sections::data_segment_align): New function.
6170 (Script_sections::data_segment_relro_end): New function.
6171 (Script_sections::place_orphan): Set or clear is_relro.
6172 (Script_sections::set_section_addresses): Force alignment of first
6174 * yyscript.y (exp): Call script_data_segment_align and
6175 script_data_segment_relro_end.
6176 * testsuite/relro_script_test.t: New file.
6177 * testsuite/relro_test.cc (using_script): Declare.
6178 (t1, t2): Test using_script.
6179 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6180 (relro_script_test_SOURCES): Define.
6181 (relro_script_test_DEPENDENCIES): Define.
6182 (relro_script_test_LDFLAGS): Define.
6183 (relro_script_test_LDADD): Define.
6184 (relro_script_test.so): New target.
6185 * testsuite/Makefile.in: Rebuild.
6187 2008-08-06 Cary Coutant <ccoutant@google.com>
6189 * archive.cc (Archive::total_archives, Archive::total_members)
6190 (Archive::total_members_loaded): New variables.
6191 (Archive::setup): Add parameter. Add option to preread
6193 (Archive::read_armap): Add counter.
6194 (Archive::get_file_and_offset): New function.
6195 (Archive::get_elf_object_for_member): New function.
6196 (Archive::read_all_symbols): New function.
6197 (Archive::read_symbols): New function.
6198 (Archive::add_symbols): Add counters.
6199 (Archive::include_all_members): Use armap to find members if it's
6201 (Archive::include_member): Skip reading symbols if already read.
6202 Factored code into Archive::get_file_and_offset and
6203 Archive::get_elf_object_for_member. Changed call to
6204 Mapfile::report_include_archive_member.
6205 (Archive::print_stats): New function.
6206 * archive.h: Declare Object and Read_symbols_data classes.
6207 (Archive::Archive): Add initializers for new members.
6208 (Archive::setup): Add parameter.
6209 (Archive::print_stats): New function.
6210 (Archive::total_archives, Archive::total_members)
6211 (Archive::total_members_loaded): New variables.
6212 (Archive::get_file_and_offset): New function.
6213 (Archive::get_elf_object_for_member): New function.
6214 (Archive::read_all_symbols): New function.
6215 (Archive::read_symbols): New function.
6216 (Archive::Archive_member): New class.
6217 (Archive::members_): New member.
6218 (Archive::num_members_): New member.
6219 * main.cc: Include archive.h.
6220 (main): Call Archive::print_stats.
6221 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6222 archive parameter; member_name is now the fully-decorated name.
6223 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6224 * options.h: (General_options): Add --preread-archive-symbols option.
6225 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6228 2008-08-04 Ian Lance Taylor <iant@google.com>
6230 * symtab.h (Symbol::use_plt_offset): New function.
6231 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6232 * powerpc.cc (Relocate::relocate): Likewise.
6233 * sparc.cc (Relocate::relocate): Likewise.
6234 * x86_64.cc (Relocate::relocate): Likewise.
6235 * testsuite/weak_plt.sh: New test.
6236 * testsuite/weak_plt_main.cc: New test.
6237 * testsuite/weak_plt_shared.cc: New test.
6238 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6239 (check_PROGRAMS): Add weak_plt.
6240 (check_DATA): Add weak_plt_shared.so.
6241 (weak_plt_main_pic.o, weak_plt): New targets.
6242 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6243 * testsuite/Makefile.in: Rebuild.
6245 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6247 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6248 * testsuite/Makefile.in: Rebuild.
6250 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6252 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6253 * Makefile.in: Regenerate.
6254 * po/POTFILES.in: Regenerate.
6256 2008-07-29 Ian Lance Taylor <iant@google.com>
6258 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6259 symbols before other symbols.
6260 * testsuite/script_test_2.cc (test_addr): Declare.
6261 (test_addr_alias): Declare.
6262 (main): Check that test_addr and test_addr_alias have the right
6264 * testsuite/script_test_2.t: Define test_addr_alias and
6267 2008-07-24 Ian Lance Taylor <iant@google.com>
6270 * descriptors.cc: New file.
6271 * descriptors.h: New file.
6272 * gold-threads.h (class Hold_optional_lock): New class.
6273 * fileread.cc: Include "descriptors.h".
6274 (File_read::~File_read): Release descriptor rather than closing
6276 (File_read::open) [file]: Call open_descriptor rather than open.
6277 Set is_descriptor_opened_.
6278 (File_read::open) [memory]: Assert that descriptor is not open.
6279 (File_read::reopen_descriptor): New function.
6280 (File_read::release): Release descriptor.
6281 (File_read::do_read): Make non-const. Reopen descriptor.
6282 (File_read::read): Make non-const.
6283 (File_read::make_view): Reopen descriptor.
6284 (File_read::do_readv): Likewise.
6285 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6286 Update declarations.
6287 * layout.cc: Include "descriptors.h".
6288 (Layout::create_build_id): Use open_descriptor rather than open.
6289 * output.cc: Include "descriptors.h".
6290 (Output_file::open): Use open_descriptor rather than open.
6291 * archive.cc (Archive::const_iterator): Change Archive to be
6293 (Archive::begin, Archive::end): Make non-const.
6294 (Archive::count_members): Likewise.
6295 * archive.h (class Archive): Update declarations.
6296 * object.h (Object::read): Make non-const.
6297 * Makefile.am (CCFILES): Add descriptors.cc.
6298 (HFILES): Add descriptors.h.
6299 * Makefile.in: Rebuild.
6302 * gold.h: Always include <clocale>. Add Solaris workarounds
6303 following code in binutils/sysdep.h.
6306 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6307 this->eh_frame_hdr_ is NULL before using it.
6309 * dynobj.cc (Versions::Versions): Update comment.
6311 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6312 the base version name.
6314 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6315 array size plus one.
6316 (Stringpool_template::set_string_offsets): Subtract one from key
6317 before using it as an array index.
6318 (Stringpool_template::get_offset_with_length): Likewise.
6319 (Stringpool_template::write_to_buffer): Likewise.
6320 * stringpool.h (Stringpool_template::get_offset_from_key):
6323 2008-07-23 Ian Lance Taylor <iant@google.com>
6326 * object.h (Merged_symbol_value::value): Do our best to handle a
6330 * script.cc (Version_script_info::get_versions): Don't add empty
6331 version tag to return value.
6332 (Version_script_info::get_symbol_version_helper): Change return
6333 type to bool. Add pversion parameter. Change all callers.
6334 (script_register_vers_node): Don't require a non-NULL tag.
6335 * script.h (class Version_script_info): Update declarations.
6336 (Version_script_info::get_symbol_version): Change return type to
6337 bool. Add version parameter. Change all callers.
6338 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6339 handling. Handle an empty version from a version script.
6340 (Symbol_table::define_special_symbol): Likewise.
6341 * testsuite/ver_test_10.script: New file.
6342 * testsuite/ver_test_10.sh: New file.
6343 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6344 (check_DATA): Add ver_test_10.syms.
6345 (ver_test_10.syms, ver_test_10.so): New target.
6346 * testsuite/Makefile.in: Rebuild.
6348 2008-07-23 Simon Baldwin <simonb@google.com>
6350 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6351 to zero for undefined symbols from dynamic libraries.
6353 2008-07-23 Ian Lance Taylor <iant@google.com>
6355 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6357 * symtab.h (class Symbol_table): Update declaration.
6358 * testsuite/ver_test_9.cc: New file.
6359 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6360 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6361 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6362 (ver_test_9.so, ver_test_9.o): New targets.
6363 * testsuite/Makefile.in: Rebuild.
6365 2008-07-22 Ian Lance Taylor <iant@google.com>
6367 * options.h (class General_options): Define --check-sections.
6368 * layout.cc (Layout::set_segment_offsets): Handle
6371 * options.h (class General_options): Define -n/--nmagic and
6373 * options.cc (General_options::finalize): For -n/--nmagic or
6374 -N/--omagic, set -static.
6375 * layout.cc (Layout::attach_allocated_section_to_segment): If
6376 -N/--omagic, don't put read-only and read-write sections in
6378 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6379 finding a read-only segment.
6380 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6381 don't set the minimum segment alignment to the common page size,
6382 and don't set the file offset to the address modulo the page size.
6383 * script-sections.cc (Script_sections::create_segments): If
6384 -n/--omagic, don't put read-only and read-write sections in
6387 * cref.cc: New file.
6389 * options.h (class General_options): Add --print-symbol-counts.
6390 * main.cc (main): Issue defined symbol report if requested.
6391 * archive.cc (Archive::interpret_header): Make into a const member
6393 (Archive::add_symbols): Call Input_objects::archive_start and
6395 (Archive::const_iterator): Define new class.
6396 (Archive::begin, Archive::end): New functions.
6397 (Archive::include_all_members): Rewrite to use iterator.
6398 (Archive::count_members): New function.
6399 * archive.h (class Archive): Update declarations.
6400 (Archive::filename): New function.
6401 * object.cc: Include "cref.h".
6402 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6403 (Sized_relobj::do_get_global_symbol_counts): New function.
6404 (Input_objects::add_object): Add object to cross-referencer.
6405 (Input_objects::archive_start): New function.
6406 (Input_objects::archive_stop): New function.
6407 (Input_objects::print_symbol_counts): New function.
6408 * object.h: Declare Cref and Archive.
6409 (Object::get_global_symbol_counts): New function.
6410 (Object::do_get_global_symbol_counts): New pure virtual function.
6411 (class Sized_relobj): Add defined_count_ field. Update
6413 (class Input_objects): Add cref_ field. Update constructor.
6414 Update declarations.
6415 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6417 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6419 (Sized_dynobj::do_get_global_symbol_counts): New function.
6420 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6421 defined_count_. Update declarations. Define Symbols typedef.
6422 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6423 parameter. Change all callers.
6424 (Symbol_table::add_from_dynobj): Add sympointers and defined
6425 parameters. Change all callers.
6426 * symtab.h (class Symbol_table): Update declarations.
6427 * Makefile.am (CCFILES): Add cref.cc.
6428 (HFILES): Add cref.h.
6429 * Makefile.in: Rebuild.
6431 2008-07-22 Simon Baldwin <simonb@google.com>
6433 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6434 to zero when writing undefined symbols.
6436 2008-07-22 Ian Lance Taylor <iant@google.com>
6438 * output.cc (Output_section::add_input_section): Don't try to
6439 merge empty merge sections.
6441 2008-07-21 Craig Silverstein <csilvers@google.com>
6443 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6444 Include symbol version in error message.
6446 2008-07-20 Chris Demetriou <cgd@google.com>
6448 * configure.ac (gold_cv_c_random_seed): New configured variable.
6449 (RANDOM_SEED_CFLAGS): New substituted variable.
6450 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6451 * configure: Rebuild.
6452 * Makefile.in: Likewise.
6453 * testsuite/Makefile.in: Likewise.
6455 2008-07-18 Ian Lance Taylor <iant@google.com>
6457 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6458 where we see NAME/NULL and NAME/VERSION as separate symbols.
6459 * testsuite/ver_test_main.cc (main): Call t4.
6460 (t4, t4_2a): Define.
6461 * testsuite/ver_test_2.cc (t4_2): Define.
6462 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6463 * testsuite/ver_test_4.cc (t4_2a): Define.
6464 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6465 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6467 2008-07-17 Ian Lance Taylor <iant@google.com>
6469 * dynobj.cc (Versions::add_def): If we give an error about a
6470 missing version, go ahead and create the version anyhow.
6472 2008-07-10 Ian Lance Taylor <iant@google.com>
6474 Handle output sections with more than 0x7fffffff bytes.
6475 * object.h (class Relobj): Change map_to_output_ to
6476 output_sections_, and just keep a section pointer. Change all
6477 uses. Move comdat group support to Sized_relobj.
6478 (Relobj::is_section_specially_mapped): Remove.
6479 (Relobj::output_section): Remove poff parameter. Change all
6481 (Relobj::output_section_offset): New function.
6482 (Relobj::set_section_offset): Rewrite.
6483 (Relobj::map_to_output): Remove.
6484 (Relobj::output_sections): New function.
6485 (Relobj::do_output_section_offset): New pure virtual function.
6486 (Relobj::do_set_section_offset): Likewise.
6487 (class Sized_relobj): Add section_offsets_ field. Add comdat
6488 group support from Relobj. Update declarations.
6489 (Sized_relobj::get_output_section_offset): New function.
6490 (Sized_relobj::do_output_section_offset): New function.
6491 (Sized_relobj::do_set_section_offset): New function.
6492 * object.cc (Relobj::output_section_address): Remove.
6493 (Sized_relobj::Sized_relobj): Initialize new fields.
6494 (Sized_relobj::include_section_group): Cast find_kept_object to
6496 (Sized_relobj::include_linkonce_section): Likewise.
6497 (Sized_relobj::do_layout): Use separate arrays for output section
6499 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6501 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6502 output_sections and section_offsets.
6503 (Sized_relobj::write_local_symbols): Likewise.
6504 (map_to_kept_section): Compute output address directly.
6505 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6506 output_sections and section_offsets.
6507 (Sized_relobj::write_sections): Likewise.
6508 (Sized_relobj::relocate_sections): Likewise.
6509 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6510 * output.h (class Output_reloc): Update declarations. Change
6511 u2_.relobj to Sized_relobj*.
6512 (class Output_data_reloc): Change add functions to use
6514 * output.cc (Output_reloc::Output_reloc): Change relobj to
6516 (Output_reloc::local_section_offset): Change return type to
6517 Elf_Addr. Use get_output_section_offset.
6518 (Output_reloc::get_address): Likewise.
6519 (Output_section::is_input_address_mapped): Don't call
6520 is_section_specially_mapped.
6521 (Output_section::output_offset): Likewise.
6522 (Output_section::output_address): Likewise.
6523 (Output_section::starting_output_address): Likewise.
6524 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6525 parameter to Sized_relobj*.
6526 (Copy_relocs::need_copy_reloc): Likewise.
6527 (Copy_relocs::save): Likewise.
6528 * copy-relocs.h (class Copy_relocs): Update declarations.
6529 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6530 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6531 * target-reloc.h (relocate_for_relocatable): Change
6532 offset_in_output_section type to Elf_Addr. Change code that uses
6534 * layout.cc (Layout::layout): Always set *off.
6535 * mapfile.cc (Mapfile::print_input_section): Use
6536 output_section_offset.
6537 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6539 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6540 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6541 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6543 2008-07-03 Ian Lance Taylor <iant@google.com>
6545 * layout.cc (Layout::include_section): Do not discard unrecognized
6546 SHT_STRTAB sections.
6548 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6550 * script.cc (Lex::can_continue_name): Make '?' allowable in
6551 version-script names.
6552 * testsuite/version_script.map: Change glob pattern to use '?'
6554 2008-06-30 Manish Singh <yosh@gimp.org>
6557 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6560 2008-06-30 Ian Lance Taylor <iant@google.com>
6564 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6565 versions]: Don't try to read the value in the contents, since we
6566 don't use it. Use the template endianness when writing.
6568 2008-06-25 Cary Coutant <ccoutant@google.com>
6570 * fileread.cc (File_read::make_view): Assert on zero-length view.
6571 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6572 symbol table when there are no symbols to read.
6574 2008-06-23 Craig Silverstein <csilvers@google.com>
6576 * version.cc (version_string): Bump to 1.7
6578 2008-06-18 Craig Silverstein <csilvers@google.com>
6580 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6581 constant 0xFFFF to type Valtype.
6582 (Powerpc_relocate_functions::rel16_ha): Likewise.
6584 2008-06-17 Ian Lance Taylor <iant@google.com>
6586 * output.h (Output_section::Input_section): Initialize p2align_ to
6587 zero for Output_section_data constructors.
6588 (Output_section::Input_section::addralign): If not an input
6589 section, return the alignment of the Output_section_data.
6590 * testsuite/copy_test.cc: New file.
6591 * testsuite/copy_test_1.cc: New file.
6592 * testsuite/copy_test_2.cc: New file.
6593 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6594 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6595 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6596 (copy_test_1_pic.o, copy_test_1.so): New targets.
6597 (copy_test_2_pic.o, copy_test_2.so): New targets.
6598 * testsuite/Makefile.in: Rebuild.
6600 * script-sections.cc (Script_sections::place_orphan): Initialize
6601 local variable exact.
6603 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6605 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6607 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6608 David S. Miller <davem@davemloft.net>
6610 * powerpc.cc: New file.
6611 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6612 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6613 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6614 * Makefile.in: Rebuild.
6616 2008-06-09 Ian Lance Taylor <iant@google.com>
6618 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6620 (throwing, orig_terminate): New static variables.
6621 (terminate_handler): New static function.
6622 (t2): Set terminate handler.
6624 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6627 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6630 2008-05-30 Cary Coutant <ccoutant@google.com>
6632 * archive.cc (Archive::include_all_members) Correct to step
6633 over symbol table and extended name table in thin archives.
6635 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6638 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6641 2008-05-28 Caleb Howe <cshowe@google.com>
6643 * reduced_debug_output.cc: New file.
6644 * reduced_debug_output.h: New file.
6645 * options.h (class General_options): Add --strip-debug-non-line.
6646 * options.cc (General_options::finalize): Add strip_debug_non_line
6647 to the strip heirarchy.
6648 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6650 * layout.cc: Include "reduced_debug_output.h".
6651 (Layout::Layout): Initialize new fields.
6652 (line_only_debug_sections): New static array.
6653 (is_lines_only_debug_sections): New static inline function.
6654 (Layout::include_section): Handle --strip-debug-non-line.
6655 (Layout::make_output_section): If --strip-debug-non-line, build
6656 new output sections for .debug_abbrev and .debug_info.
6657 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6658 gold. Warn about possible overflow.
6659 (read_signed_LEB_128): Likewise.
6660 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6661 (read_signed_LEB_128): Declare.
6662 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6663 (HFILES): Add reduced_debug_output.h.
6664 * Makefile.in: Rebuild.
6666 2008-05-21 Ian Lance Taylor <iant@google.com>
6668 * mapfile.cc: New file.
6669 * mapfile.h: New file.
6670 * options.h (class General_options): Add -M/--print-map and -Map.
6671 * options.cc (General_options::finalize): Make -M equivalent to
6673 * main.cc: Include <cstdio> and "mapfile.h".
6674 (main): Open mapfile if requested.
6675 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6676 constructor. Change caller.
6677 (queue_initial_tasks): Add mapfile parameter. Change caller.
6678 (queue_middle_tasks): Likewise.
6679 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6681 * archive.cc: Include "mapfile.h".
6682 (Archive::add_symbols): Add mapfile parameter. Change all
6683 callers. Pass mapfile, symbol, and reason to include_member.
6684 (Archive::include_all_members): Add mapfile parameter. Change all
6686 (Archive::include_member): Add mapfile, sym, and why parameters.
6687 Change all callers. Report inclusion to map file.
6688 * archive.h: Include "fileread.h".
6689 (class Archive): Update declarations.
6690 (Archive::file): New const method.
6691 (class Add_archive_symbols): Add mapfile_ field. Update
6692 constructor. Change all callers.
6693 * readsyms.h (class Read_symbols): Likewise.
6694 (class Finish_group): Likewise.
6695 (class Read_script): Likewise.
6696 * common.cc: Include "mapfile.h".
6697 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6699 (Symbol_table::do_allocate_commons): Likewise.
6700 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6701 symbol allocation to mapfile.
6702 * common.h (class Allocate_commons_task): Add mapfile_ field.
6703 Update constructor. Change all callers.
6704 * symtab.h (class Symbol_table): Update declarations.
6705 * layout.cc: Include "mapfile.h".
6706 (Layout_task_runner::run): Print information to mapfile.
6707 (Layout::create_gold_note): Change Output_data_fixed_space to
6708 Output_data_zero_fill.
6709 (Layout::create_build_id): Likewise.
6710 (Layout::print_to_mapfile): New function.
6711 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6712 constructor. Change caller.
6713 (class Layout): Declare print_to_mapfile.
6714 * output.cc (Output_section::Input_section::print_to_mapfile): New
6716 (Output_section::add_input_section): If producing a map, always
6717 add to input_sections_ list.
6718 (Output_section::do_print_to_mapfile): New function.
6719 (Output_segment::print_sections_to_mapfile): New function.
6720 (Output_segment::print_section_list_to_mapfile): New function.
6721 * output.h: Include "mapfile.h".
6722 (Output_data::print_to_mapfile): New function.
6723 (Output_data::do_print_to_mapfile): New virtual function.
6724 (Output_segment_headers::do_print_to_mapfile): New function.
6725 (Output_file_header::do_print_to_mapfile): New function.
6726 (Output_data_const::do_print_to_mapfile): New function.
6727 (class Output_data_const_buffer): Add map_name_ field. Update
6728 constructor. Change all callers. Add do_print_to_mapfile
6730 (class Output_data_fixed_space): Likewise.
6731 (class Output_data_space): Likewise.
6732 (class Output_data_zero_fill): New class.
6733 (Output_data_strtab::do_print_to_mapfile): New function.
6734 (Output_data_reloc_base::do_print_to_mapfile): New function.
6735 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6736 (Output_data_group::do_print_to_mapfile): New function.
6737 (Output_data_got::do_print_to_mapfile): New function.
6738 (Output_data_dynamic::do_print_to_mapfile): New function.
6739 (Output_symtab_xindex::do_print_to_mapfile): New function.
6740 (class Output_section): Declare do_print_to_mapflie. Declare
6741 print_to_mapfile in Input_section.
6742 (class Output_segment): Declare new functions.
6743 * object.h (Sized_relobj::symbol_count): New function.
6744 * script-sections.cc
6745 (Output_section_element_dot_assignment::set_section_addresses):
6746 Change Output_data_fixed_space to Output_data_zero_fill.
6747 (Output_data_expression::do_print_to_mapfile): New function.
6748 * script.cc (read_input_script): Add mapfile parameter. Change
6750 * script.h (read_input_script): Update declaration.
6751 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6752 (Eh_frame::do_print_to_mapfile): New function.
6753 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6754 (Output_merge_string::do_print_to_mapfile): New function.
6755 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6757 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6759 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6761 * Makefile.am (CCFILES): Add mapfile.cc.
6762 (HFILES): Add mapfile.h.
6763 * Makefile.in: Rebuild.
6765 2008-05-19 Ian Lance Taylor <iant@google.com>
6767 * options.h (class General_options): Add -z relro.
6768 * layout.cc (Layout::Layout): Initialize relro_segment_.
6769 (Layout::add_output_section_data): Return the output section.
6770 (Layout::make_output_section): Rcognize relro sections and mark
6772 (Layout::attach_allocated_section_to_segment): Put relro sections
6773 in a PT_GNU_RELRO segment.
6774 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6776 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6778 (Layout::linkonce_mapping): Map d.rel.ro.local to
6780 (Layout::output_section_name): Us .data.rel.ro.local for any
6781 section which begins with that.
6782 * layout.h (class Layout): Update add_output_section_data
6783 declaration. Add relro_segment_ field.
6784 * output.cc (Output_section::Output_section): Initialize is_relro_
6785 and is_relro_local_ fields.
6786 (Output_segment::add_output_section): Group relro sections.
6787 (Output_segment::is_first_section_relro): New function.
6788 (Output_segment::maximum_alignment): If there is a relro section,
6789 align the segment to the common page size.
6790 (Output_segment::set_section_addresses): Track whether we are
6791 looking at relro sections. If the last section is a relro
6792 section, align to the common page size.
6793 (Output_segment::set_section_list_addresses): Add in_relro
6794 parameter. Change all callers. Align to the page size when
6795 moving from relro to non-relro section.
6796 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6798 * output.h (class Output_section): Add is_relro_ and
6799 is_relro_local_ fields.
6800 (Output_section::is_relro): New function.
6801 (Output_section::set_is_relro): New function.
6802 (Output_section::is_relro_local): New function.
6803 (Output_section::set_is_relro_local): New function.
6804 (class Output_segment): Update declarations.
6805 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6806 * sparc.cc (Target_sparc::got_section): Likewise.
6807 * x86_64.cc (Target_x86_64::got_section): Likewise.
6808 * testsuite/relro_test_main.cc: New file.
6809 * testsuite/relro_test.cc: New file.
6810 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6811 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6812 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6813 (relro_test.so, relro_test_pic.o): New targets.
6814 * testsuite/Makefile.in: Rebuild.
6816 2008-05-16 Ian Lance Taylor <iant@google.com>
6818 * output.cc (Output_segment::add_output_section): Remove front
6820 * output.h (class Output_segment): Remove
6821 add_initial_output_section and overloaded add_output_section.
6822 Update declaration of remaining add_output_section.
6823 * layout.cc (Layout::create_interp): Call add_output_section
6824 rather than add_initial_output_section.
6825 (Layout::finish_dynamic_section): Likewise.
6827 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6828 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6829 know the dynamic type.
6830 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6831 field. Initialize it in constructor.
6832 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6833 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6834 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6837 * output.cc (Output_reloc::get_address): Change return type to
6839 * output.h (class Output_reloc): Update get_address declaration.
6840 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6841 for section addresses.
6843 2008-05-09 Ian Lance Taylor <iant@google.com>
6846 * gold.cc (gold_nomem): Use return value of write.
6848 2008-05-08 Ian Lance Taylor <iant@google.com>
6850 * symtab.c (Symbol::init_base_output_data): Add version
6851 parameter. Change all callers.
6852 (Symbol::init_base_output_segment): Likewise.
6853 (Symbol::init_base_constant): Likewise.
6854 (Symbol::init_base_undefined): Likewise.
6855 (Sized_symbol::init_output_data): Likewise.
6856 (Sized_symbol::init_output_segment): Likewise.
6857 (Sized_symbol::init_constant): Likewise.
6858 (Sized_symbol::init_undefined): Likewise.
6859 (Symbol_table::do_define_in_output_data): If the new symbol has a
6860 version, mark it as the default.
6861 (Symbol_table::do_define_in_output_segment): Likewise.
6862 (Symbol_table::do_define_as_constant): Likewise.
6863 * symtab.h (class Symbol): Update declarations.
6864 (class Sized_symbol): Likewise.
6865 * resolve.cc (Symbol::override_version): New function.
6866 (Symbol::override_base): Call override_version.
6867 (Symbol::override_base_with_special): Likewise.
6868 * testsuite/ver_script_8.script: New file.
6869 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6870 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6871 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6872 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6874 2008-05-06 Ian Lance Taylor <iant@google.com>
6877 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6879 (class General_options): Remove existing --undefined, and add
6880 --no-undefined instead. Add new --undefined as synonym for -u.
6881 * archive.cc (Archive::add_symbols): Check whether symbol was
6883 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6884 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6885 all uses. Add IS_UNDEFINED. Update declarations to split
6886 different versions of init_base. Declare init_base_undefined.
6887 (Symbol::is_defined): Handle IS_UNDEFINED.
6888 (Symbol::is_undefined): Likewise.
6889 (Symbol::is_weak_undefined): Call is_undefined.
6890 (Symbol::is_absolute): Handle IS_CONSTANT.
6891 (class Sized_symbol): Update declarations to split different
6892 versions of init. Declare init_undefined.
6893 (class Symbol_table): Declare new functions.
6894 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6896 (Symbol::init_base_output_data): Likewise.
6897 (Symbol::init_base_output_segment): Likewise.
6898 (Symbol::init_base_constant): Likewise.
6899 (Symbol::init_base_undefined): New function.
6900 (Sized_symbol::init_object): Rename from init. Change all
6902 (Sized_symbol::init_output_data): Likewise.
6903 (Sized_symbol::init_output_segment): Likewise.
6904 (Sized_symbol::init_constant): Likewise.
6905 (Sized_symbol::init_undefined): New function.
6906 (Symbol_table::add_undefined_symbols_from_command_line): New
6908 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6910 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6911 (Symbol::output_section): Likewise.
6912 (Symbol::set_output_section): Likewise.
6913 (Symbol_table::sized_finalize_symbol): Likewise.
6914 (Symbol_table::sized_write_globals): Likewise.
6915 * resolve.cc (Symbol_table::should_override): Likewise.
6916 (Symbol::override_base_with_special): Likewise.
6918 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6919 symbol, change it to have default visibility.
6920 * testsuite/protected_1.cc: New file.
6921 * testsuite/protected_2.cc: New file.
6922 * testsuite/protected_3.cc: New file.
6923 * testsuite/protected_main_1.cc: New file.
6924 * testsuite/protected_main_2.cc: New file.
6925 * testsuite/protected_main_3.cc: New file.
6926 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6927 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6928 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6929 (protected_1.so): New target.
6930 (protected_1_pic.o, protected_2_pic.o): New targets.
6931 (protected_3_pic.o): New target.
6932 (check_PROGRAMS): Add protected_2.
6933 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6934 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6935 * testsuite/Makefile.in: Rebuild.
6937 * options.h (DEFINE_var): Add set_user_set_##varname__.
6938 (DEFINE_bool_alias): New macro.
6939 (class General_options): Define -Bstatic using DEFINE_bool_alias
6940 rather than DEFINE_special. Add --undefined as an alias for -z
6942 * options.cc (General_options::parse_Bstatic): Remove.
6944 * options.h (class General_options): Add --fatal-warnings.
6945 * main.cc (main): Implement --fatal-warnings.
6946 * errors.h (Errors::warning_count): New function.
6948 * options.h (class General_options): Add -Bsymbolic-functions.
6949 * symtab.h (Symbol::is_preemptible): Check for
6950 -Bsymbolic-functions.
6952 2008-05-05 Ian Lance Taylor <iant@google.com>
6954 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6955 as noVARNAME rather than no-VARNAME.
6956 (class General_options): Add option -z combreloc.
6957 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6959 (Output_reloc::sort_before) [SHT_REL]: New function.
6960 (Output_reloc::sort_before) [SHT_RELA]: New function.
6961 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6962 Sort_relocs_comparison.
6963 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6964 parameter. Change all callers.
6965 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6966 sort_relocs parameter. Change all callers.
6967 * output.cc (Output_reloc::get_address): New function, broken out
6969 (Output_reloc::write_rel): Call it.
6970 (Output_reloc::compare): New function.
6971 (Output_data_reloc_base::do_write): Optionally sort relocs.
6973 * configure.ac: If targ_extra_obj is set, link it in.
6974 * configure.tgt: Initialize all variables.
6975 (x86_64*): Set targ_extra_obj and targ_extra_size.
6976 * configure: Rebuild.
6978 * object.cc (Sized_relobj::include_section_group): Adjust section
6979 indexes read from group data. Build vector to pass to
6981 * layout.cc (Layout::layout_group): Add flags and shndxes
6982 parameters. Remove contents parameter. Change caller. Update
6983 explicit instantiations.
6984 * layout.h (class Layout): Update layout_group declaration.
6985 * output.cc (Output_data_group::Output_data_group): Add flags and
6986 input_shndxes parameters. Remove contents parameter. Change
6988 (Output_data_group::do_write): Change input_sections_ to
6990 * output.h (class Output_data_group): Update constructor
6991 declaration. Rename input_sections_ to input_shndxes_.
6992 * testsuite/many_sections_test.cc: Add template.
6994 2008-04-30 Cary Coutant <ccoutant@google.com>
6996 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6998 * layout.cc (Layout::include_section): Refactored check for debug
7000 (Layout::add_comdat): Add new parameters. Change type
7001 of signature parameter. Add object and shndx to signatures table.
7002 (Layout::find_kept_object): New function.
7003 * layout.h: Include <cstring>.
7004 (Layout::is_debug_info_section): New function.
7005 (Layout::add_comdat): Add new parameters.
7006 (Layout::find_kept_object): New function.
7007 (Layout::Kept_section): New struct.
7008 (Layout::Signatures): Change type of map range.
7009 * object.cc (Relobj::output_section_address): New function.
7010 (Sized_relobj::include_section_group): Add new parameters. Change
7011 calls to Layout::add_comdat. Change to build table of kept comdat
7012 groups and table mapping discarded sections to kept sections.
7013 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7014 (Sized_relobj::do_layout): Change calls to include_section_group and
7015 include_linkonce_section.
7016 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7017 value to zero when section is discarded.
7018 (Sized_relobj::map_to_kept_section): New function.
7019 * object.h (Relobj::output_section_address): New function.
7020 (Relobj::Comdat_group): New type.
7021 (Relobj::find_comdat_group): New function.
7022 (Relobj::Comdat_group_table): New type.
7023 (Relobj::Kept_comdat_section): New type.
7024 (Relobj::Kept_comdat_section_table): New type.
7025 (Relobj::add_comdat_group): New function.
7026 (Relobj::set_kept_comdat_section): New function.
7027 (Relobj::get_kept_comdat_section): New function.
7028 (Relobj::comdat_groups_): New field.
7029 (Relobj::kept_comdat_sections_): New field.
7030 (Symbol_value::input_value): Update comment.
7031 (Sized_relobj::map_to_kept_section) New function.
7032 (Sized_relobj::include_linkonce_section): Add new parameter.
7033 * target-reloc.h (Comdat_behavior): New type.
7034 (get_comdat_behavior): New function.
7035 (relocate_section): Add code to map a discarded section to the
7036 corresponding kept section when applying a relocation.
7038 2008-04-30 Craig Silverstein <csilvers@google.com>
7040 * dwarf_reader.cc (next_generation_count): New static var.
7041 (Addr2line_cache_entry): New struct.
7042 (addr2line_cache): New static var.
7043 (Dwarf_line_info::one_addr2line): Added caching.
7044 (Dwarf_line_info::clear_addr2line_cache): New function.
7045 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7046 cache-size parameter.
7047 (Dwarf_line_info::one_addr2line_cache): New function.
7048 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7049 new cache-size argument to one_addr2line(), and clear cache.
7051 2008-04-28 Cary Coutant <ccoutant@google.com>
7053 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7054 R_386_PC8 relocations.
7056 2008-04-23 Ian Lance Taylor <iant@google.com>
7058 * object.cc (Sized_relobj::include_section_group): Check for
7059 invalid section group.
7061 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7064 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7065 than read for file header.
7066 * archive.cc (Archive::include_member): Likewise.
7068 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7070 * aclocal.m4: Regenerate.
7071 * configure: Regenerate.
7073 2008-04-19 Ian Lance Taylor <iant@google.com>
7075 * version.cc (version_string): Bump to 1.6.
7077 * testsuite/Makefile.am (many_sections_r_test): New target.
7078 (many_sections_r_test_SOURCES): Remove.
7079 (many_sections_r_test_DEPENDENCIES): Remove.
7080 (many_sections_r_test_LDFLAGS): Remove.
7081 (many_sections_r_test_LDADD): Remove.
7083 * object.cc (Sized_relobj::do_add_symbols): Always pass
7084 local_symbol_count_ to add_from_relobj.
7086 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7087 every thousand variables.
7088 * testsuite/Makefile.in: Rebuild.
7090 * object.cc (Xindex::initialize_symtab_xindex): New function.
7091 (Xindex::read_symtab_xindex): New function.
7092 (Xindex::sym_xindex_to_shndx): New function.
7093 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7095 (Sized_relobj::do_initialize_xindex): New function.
7096 (Sized_relobj::do_read_symbols): Adjust section links.
7097 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7098 parameter. Change all callers.
7099 (Sized_relobj::include_section_group): Adjust section links and
7100 symbol section indexes.
7101 (Sized_relobj::do_layout): Adjust section links.
7102 (Sized_relobj::do_count_local_symbols): Adjust section links and
7103 symbol section indexes.
7104 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7105 ordinary and special symbols.
7106 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7107 dynsym_xindex parameters. Change all callers. Adjust section
7108 links. Use SHN_XINDEX when needed.
7109 (Sized_relobj::get_symbol_location_info): Adjust section links.
7110 Don't get fooled by special symbols.
7111 * object.h (class Xindex): Define.
7112 (class Object): Add xindex_ parameter. Declare virtual functoin
7113 do_initialize_xindex.
7114 (Object::adjust_sym_shndx): New function.
7115 (Object::set_xindex): New protected function.
7116 (class Symbol_value): Add is_ordinary_shndx_ field.
7117 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7118 (Symbol_value::value): Assert ordinary section.
7119 (Symbol_value::initialize_input_to_output_map): Likewise.
7120 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7122 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7124 (class Sized_relobj): Update declarations.
7125 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7126 parameter. Change all callers.
7127 (Sized_relobj::adjust_shndx): New function.
7128 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7130 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7131 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7132 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7133 (Sized_dynobj::read_dynsym_section): Adjust section links.
7134 (Sized_dynobj::read_dynamic): Likewise.
7135 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7137 (Sized_dynobj::do_initialize_xindex): New function.
7138 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7139 do_initialize_xindex.
7140 (Sized_dynobj::adjust_shndx): New function.
7141 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7142 dynsym_xindex_ fields.
7143 (Layout::finalize): Add a call to set_section_indexes before
7144 creating the symtab sections.
7145 (Layout::set_section_indexes): Don't do anything if the section
7146 already has a section index.
7147 (Layout::create_symtab_sections): Add shnum parameter. Change
7148 caller. Create .symtab_shndx section if needed.
7149 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7151 (Layout::allocated_output_section_count): New function.
7152 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7154 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7155 fields. Update declarations.
7156 (Layout::symtab_xindex): New function.
7157 (Layout::dynsym_xindex): New function.
7158 (class Write_symbols_task): Add layout_ field.
7159 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7161 * output.cc (Output_section_headers::Output_section_headers): Add
7162 shstrtab_section parameter. Change all callers.
7163 (Output_section_headers::do_sized_write): Store overflow values
7164 for section count and section string table section index in
7165 section header zero.
7166 (Output_file_header::do_sized_write): Check for overflow of
7167 section count and section string table section index.
7168 (Output_symtab_xindex::do_write): New function.
7169 (Output_symtab_xindex::endian_do_write): New function.
7170 * output.h (class Output_section_headers): Add shstrtab_section_.
7171 Update declarations.
7172 (class Output_symtab_xindex): Define.
7173 (Output_section::has_out_shndx): New function.
7174 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7176 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7178 (Sized_symbol::init): Likewise.
7179 (Symbol::output_section): Check for ordinary symbol.
7180 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7181 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7183 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7184 Change all callers. Simplify handling of symbols from sections
7185 not included in the link.
7186 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7188 (Weak_alias_sorter::operator()): Assert that symbols are
7190 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7192 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7193 parameters. Change all callers.
7194 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7195 symbol distinction. Use SHN_XINDEX when needed.
7196 (Symbol_table::write_section_symbol): Add symtab_xindex
7197 parameter. Change all callers.
7198 (Symbol_table::sized_write_section_symbol): Likewise. Use
7199 SHN_XINDEX when needed.
7200 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7202 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7203 (Symbol::is_defined): Check is_ordinary.
7204 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7205 (Symbol::is_absolute, Symbol::is_common): Likewise.
7206 (class Sized_symbol): Update declarations.
7207 (class Symbol_table): Update declarations.
7208 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7209 parameters. Change all callers.
7210 (Sized_symbol::override): Likewise.
7211 (Symbol_table::override): Likewise.
7212 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7213 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7214 is_ordinary, and orig_st_shndx parameters. Change all callers.
7215 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7216 to be in an ordinary section.
7217 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7218 object and is_ordinary parameters. Change all callers.
7219 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7220 Change all callers. Don't add undefined or non-ordinary symbols
7222 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7224 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7226 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7227 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7228 (Sized_relobj::relocate_sections): Likewise.
7229 * target-reloc.h (scan_relocs): Adjust section symbol index.
7230 (scan_relocatable_relocs): Likewise.
7231 * i386.cc (Scan::local): Check for ordinary symbols.
7232 * sparc.cc (Scan::local): Likewise.
7233 * x86_64.cc (Scan::local): Likewise.
7234 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7235 to symbol_section_and_value.
7236 * testsuite/many_sections_test.cc: New file.
7237 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7238 (check_PROGRAMS): Add many_sections_test.
7239 (many_sections_test_SOURCES): Define.
7240 (many_sections_test_DEPENDENCIES): Define.
7241 (many_sections_test_LDFLAGS): Define.
7242 (BUILT_SOURCES): Add many_sections_define.h.
7243 (many_sections_define.h): New target.
7244 (BUILT_SOURCES): Add many_sections_check.h.
7245 (many_sections_check.h): New target.
7246 (check_PROGRAMS): Add many_sections_r_test.
7247 (many_sections_r_test_SOURCES): Define.
7248 (many_sections_r_test_DEPENDENCIES): Define.
7249 (many_sections_r_test_LDFLAGS): Define.
7250 (many_sections_r_test_LDADD): Define.
7251 (many_sections_r_test.o): New target.
7252 * testsuite/Makefile.in: Rebuild.
7254 2008-04-17 Cary Coutant <ccoutant@google.com>
7256 * errors.cc (Errors::info): New function.
7257 (gold_info): New function.
7258 * errors.h (Errors::info): New function.
7259 * gold.h (gold_info): New function.
7260 * object.cc (Input_objects::add_object): Print trace output.
7261 * options.cc (options::parse_set): New function.
7262 (General_options::parse_wrap): Deleted.
7263 (General_options::General_options): Deleted initializer.
7264 * options.h (options::String_set): New typedef.
7265 (options::parse_set): New function.
7266 (DEFINE_set): New macro.
7267 (General_options::wrap): Changed to use DEFINE_set. Changed
7268 callers of any_wrap_symbols and is_wrap_symbol.
7269 (General_options::trace, General_options::trace_symbol):
7271 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7272 (General_options::wrap_symbols_): Deleted.
7273 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7275 2008-04-17 David S. Miller <davem@davemloft.net>
7277 * options.cc (General_options::parse_V): New function.
7278 * options.h: Add entries for -V and -Qy.
7280 2008-04-17 Ian Lance Taylor <iant@google.com>
7282 * common.cc (Symbol_table::allocate_commons): Remove options
7283 parameter. Change caller.
7284 (Symbol_table::do_allocate_commons): Remove options parameter.
7285 Change caller. Just call do_allocate_commons_list twice.
7286 (Symbol_table::do_allocate_commons_list): New function, broken out
7287 of do_allocate_commons.
7288 * common.h (class Allocate_commons_task): Remove options_ field.
7290 * symtab.cc (Symbol_table::Symbol_table): Initialize
7292 (Symbol_table::add_from_object): Put TLS common symbols on
7294 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7295 which are IN_OUTPUT_DATA.
7296 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7297 allocate_commons and do_allocate_commons declarations. Declare
7298 do_allocate_commons_list.
7299 * gold.cc (queue_middle_tasks): Update creation of
7300 Allocate_commons_task to not pass options.
7301 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7302 (TLS_TEST_C_FLAGS): New variable.
7303 (tls_test_c_pic.o): New target.
7304 (tls_test_shared.so): Link in tls_test_c_pic.o.
7305 (tls_test_c_pic_ie.o): New target.
7306 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7307 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7308 (tls_test_c.o): New target.
7309 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7310 (tls_pic_test_LDADD): Likewise.
7311 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7312 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7313 (tls_test_c_gnu2.o): New target.
7314 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7316 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7317 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7318 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7319 * testsuite/tls_test.cc: Include "config.h".
7320 (t_last): Call t11_last.
7321 * testsuite/tls_test.h (t11, t11_last): Declare.
7322 * testsuite/tls_test_c.c: New file.
7323 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7324 * configure.ac: Check for OpenMP support.
7325 * configure, config.in, Makefile.in: Rebuild.
7326 * testsuite/Makefile.in: Rebuild.
7328 2008-04-16 Cary Coutant <ccoutant@google.com>
7330 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7331 (Target_i386::tls_base_symbol_defined_): New field.
7332 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7333 (Target_i386::Scan::global): Likewise.
7334 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7335 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7336 (Target_x86_64::tls_base_symbol_defined_): New field.
7337 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7338 (Target_x86_64::Scan::global): Likewise.
7340 2008-04-16 Cary Coutant <ccoutant@google.com>
7342 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7343 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7344 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7345 building shared libraries.
7346 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7347 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7348 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7349 * testsuite/Makefile.in: Rebuild.
7350 * testsuite/weak_undef.h: New file.
7351 * testsuite/weak_undef_file1.cc: Add extra test cases.
7352 * testsuite/weak_undef_file2.cc: Likewise.
7353 * testsuite/weak_undef_test.cc: Likewise.
7355 2008-04-16 David S. Miller <davem@davemloft.net>
7357 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7358 Add issued_non_pic_error_ field. Declare check_non_pic.
7359 (Target_sparc::Scan::check_non_pic): New function.
7360 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7361 (Target_sparc::Scan::global): Likewise.
7363 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7364 * configure: Rebuild.
7366 * options.h (DEFINE_enable): New macro.
7367 (new_dtags): New enable option.
7368 (initfirst, interpose, loadfltr, nodefaultlib,
7369 nodelete, nodlopen, nodump): New -z options.
7370 * layout.cc (Layout:finish_dynamic_section): If new
7371 dtags enabled, emit DT_RUNPATH. Also, emit a
7372 DT_FLAGS_1 containing any specified -z flags.
7374 2008-04-16 Ian Lance Taylor <iant@google.com>
7376 * copy-relocs.cc: New file.
7377 * copy-relocs.h: New file.
7378 * reloc.cc: Remove Copy_relocs code.
7379 * reloc.h: Likewise.
7380 * reloc-types.h (struct Reloc_types) [both versions]: Add
7381 get_reloc_addend_noerror.
7382 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7383 variants of add_global which take an addend which must be zero.
7384 * i386.cc: Include "copy-relocs.h".
7385 (class Target_i386): Change type of copy_relocs_ to variable,
7387 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7389 (Target_i386::do_finalize_sections): Change handling of
7391 * sparc.cc: Include "copy-relocs.h".
7392 (class Target_sparc): Change type of copy_relocs_ to variable,
7394 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7396 (Target_sparc::do_finalize_sections): Change handling of
7398 * x86_64.cc: Include "copy-relocs.h".
7399 (class Target_x86_64): Change type of copy_relocs_ to variable,
7401 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7402 class. Change all callers.
7403 (Target_x86_64::do_finalize_sections): Change handling of
7405 * Makefile.am (CCFILES): Add copy-relocs.cc.
7406 (HFILES): Add copy-relocs.h.
7408 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7410 * testsuite/script_test_4.sh: Permit leading zeroes.
7412 2008-04-15 Ian Lance Taylor <iant@google.com>
7414 * script-sections.cc (Script_sections::create_segments): Use
7415 header_size_adjustment even when there is enough room for the
7417 * testsuite/script_test_4.sh: New file.
7418 * testsuite/script_test_4.t: New file.
7419 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7420 (check_DATA): Add script_test_4.stdout.
7421 (MOSTLYCLEANFILES): Likewise.
7422 (script_test_4): New target.
7423 (script_test_4.stdout): New target.
7424 * testsuite/Makefile.in: Rebuild.
7426 * sparc.cc: Add definitions for Output_data_plt_sparc class
7429 2008-04-14 David S. Miller <davem@davemloft.net>
7431 * sparc.cc: New file.
7432 * Makefile.am (TARGETSOURCES): Add sparc.cc
7433 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7434 * configure.tgt: Document targ_extra_size and
7435 targ_extra_big_endian. Add entries for sparc-* and
7437 * configure.ac: Handle targ_extra_size and
7438 targ_extra_big_endian.
7439 * Makefile.in: Rebuild.
7440 * configure: Likewise.
7441 * po/POTFILES.in: Likewise.
7442 * po/gold.pot: Likewise.
7444 2008-04-14 Ian Lance Taylor <iant@google.com>
7446 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7447 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7448 in the name/type/flags to section mapping. Don't call
7449 allocate_output_section.
7450 (Layout::choose_output_section): Change parameter from adjust_name
7451 to is_input_section. Don't permit input sections after sections
7452 are attached to segments. Don't call allocate_output_section.
7453 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7454 not write_enable_output_section.
7455 (Layout::make_output_section): Don't push to
7456 unattached_section_list_ nor call attach_to_segment. Call
7457 attach_section_to_segment if sections are attached.
7458 (Layout::attach_sections_to_segments): New function.
7459 (Layout::attach_section_to_segment): New function.
7460 (Layout::attach_allocated_section_to_segment): Rename from
7461 attach_to_segment. Remove flags parameter.
7462 (Layout::allocate_output_section): Remove function.
7463 (Layout::write_enable_output_section): Remove function.
7464 * layout.h (class Layout): Update for above changes. Add new
7465 field sections_are_attached_.
7466 * output.h (Output_section::update_flags_for_input_section): New
7468 * output.cc (Output_section::add_input_section): Call
7469 update_flags_for_input_section.
7470 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7472 2008-04-11 Cary Coutant <ccoutant@google.com>
7474 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7475 thought unnecessary.
7476 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7478 2008-04-11 Ian Lance Taylor <iant@google.com>
7480 * output.h (class Output_section_data): Remove inline definition
7482 * output.cc (Output_section_data::set_addralign): New function.
7484 2008-04-11 Cary Coutant <ccoutant@google.com>
7486 Add support for TLS descriptors for i386 and x86_64.
7487 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7488 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7489 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7491 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7492 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7493 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7495 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7496 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7497 Fix problem with initial-exec relocations.
7498 (Target_i386::Relocate::relocate_tls): Likewise.
7499 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7501 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7502 support for section-plus-offset dynamic table entries.
7503 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7504 (Output_data_dynamic::Dynamic_entry): Add support for
7505 section-plus-offset dynamic table entries.
7506 (Output_data_dynamic::Classification): Likewise.
7507 (Output_data_dynamic::classification_): Renamed offset_.
7508 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7509 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7510 (Target_x86_64::make_plt_section): New function.
7511 (Target_x86_64::reserve_tlsdesc_entries): New function.
7512 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7513 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7514 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7515 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7516 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7517 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7518 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7519 add extra PLT entry for TLS descriptors.
7520 (Output_data_plt_x86_64::got_): New field.
7521 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7522 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7524 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7526 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7527 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7528 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7529 R_386_TLS_DESC_CALL relocations.
7530 (Target_x86_64::Scan::global): Likewise.
7531 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7532 for TLS descriptors.
7533 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7534 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7535 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7536 GD-to-IE relaxation.
7537 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7538 and TLS_DESCRIPTORS.
7539 * Makefile.in: Rebuild.
7540 * configure: Rebuild.
7541 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7542 (tls_test_shared2.so): New target.
7543 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7544 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7545 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7546 (tls_shared_gd_to_ie_test_LDADD): New variable.
7547 (tls_shared_gnu2_gd_to_ie_test): New target.
7548 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7550 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7551 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7552 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7553 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7554 (tls_shared_gnu2_test): New target.
7555 (tls_test_gnu2_shared.so): New target.
7556 (tls_shared_gnu2_test_SOURCES): New variable.
7557 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7558 (tls_shared_gnu2_test_LDFLAGS): New variable.
7559 (tls_shared_gnu2_test_LDADD): New variable.
7560 * testsuite/Makefile.in: Rebuild.
7561 * testsuite/Makefile.
7563 2008-04-11 Ian Lance Taylor <iant@google.com>
7565 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7567 * testsuite/Makefile.in: Rebuild.
7569 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7571 * testsuite/script_test_2.cc (main): Adjust test.
7573 2008-04-11 David S. Miller <davem@davemloft.net>
7574 Ian Lance Taylor <iant@google.com>
7576 * options.h (General_options): Add entries for '-Y' and
7578 * options.cc (General_options:finalize): If -Y was used, add those
7579 entries to the library path instead of the default "/lib" and
7582 2008-04-11 David S. Miller <davem@davemloft.net>
7584 * testsuite/justsyms.t: Start at 0x100.
7585 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7586 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7588 * testsuite/script_test_2.cc: Adjust string and section length
7591 2008-04-09 Ian Lance Taylor <iant@google.com>
7594 * script-sections.cc (Sections_element::allocate_to_segment): Add
7596 (Output_section_definition::allocate_to_segment): Likewise.
7597 (Orphan_output_section::allocate_to_segment): Likewise.
7598 (Script_sections::attach_sections_using_phdrs_clause): Don't
7599 propagate non-PT_LOAD segments to orphan sections.
7600 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7601 readelf rather than objdump.
7602 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7603 .interp section and PT_INTERP segment are the same size.
7604 * testsuite/Makefile.in: Rebuild.
7606 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7607 aliases for symbols defined in the same object.
7608 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7609 (weak_alias_test_SOURCES): New variable.
7610 (weak_alias_test_DEPENDENCIES): New variable.
7611 (weak_alias_test_LDFLAGS): New variable.
7612 (weak_alias_test_LDADD): New variable.
7613 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7614 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7615 (weak_alias_test_3.o): New target.
7616 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7617 * testsuite/weak_alias_test_main.cc: New file.
7618 * testsuite/weak_alias_test_1.cc: New file.
7619 * testsuite/weak_alias_test_2.cc: New file.
7620 * testsuite/weak_alias_test_3.cc: New file.
7622 2008-04-08 Ian Lance Taylor <iant@google.com>
7624 * options.h (class General_options): Add --noinhibit-exec option.
7625 * main.cc (main): Check --noinhibit-exec.
7627 * options.h (class General_options): Define --wrap as a special
7628 option. Add wrap_symbols_ field.
7629 (General_options::any_wrap_symbols): New function.
7630 (General_options::is_wrap_symbol): New function.
7631 * options.cc (General_options::parse_wrap): New function.
7632 (General_options::General_options): Initialize wrap_symbols_.
7633 * symtab.cc (Symbol_table::wrap_symbol): New function.
7634 (Symbol_table::add_from_object): Handle --wrap.
7635 * symtab.h (class Symbol_table): Declare wrap_symbol.
7636 * target.h (Target::wrap_char): New function.
7637 (Target::Target_info): Add wrap_char field.
7638 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7639 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7640 * testsuite/testfile.cc (Target_test::test_target_info):
7643 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7646 * layout.h (class Layout): Add added_eh_frame_data_ field.
7647 * layout.cc (Layout::Layout): Initialize new field.
7648 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7649 output section until we find a section we merged successfully.
7650 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7651 that the size be non-zero.
7653 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7656 2008-04-08 Craig Silverstein <csilvers@google.com>
7658 * configure.ac: Export new conditional variable HAVE_ZLIB.
7659 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7661 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7662 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7664 2008-04-07 Ian Lance Taylor <iant@google.com>
7666 * version.cc (version_string): Set to "1.5".
7668 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7669 Add issued_non_pic_error_ field. Declare check_non_pic.
7670 (Target_x86_64::Scan::check_non_pic): New function.
7671 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7672 (Target_x86_64::Scan::global): Likewise.
7674 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7675 addend parameter. Change caller. Handle merge sections.
7676 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7677 Address to Addend. Don't add in the result of
7678 local_section_offset, pass down the addend and use the returned
7680 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7681 Update declarations of local_section_offset and symbol_value.
7682 * testsuite/two_file_test_1.cc (t18): New function.
7683 * testsuite/two_file_test_2.cc (f18): New function.
7684 * testsuite/two_file_test_main.cc (main): Call t18.
7685 * testsuite/two_file_test.h (t18, f18): Declare.
7687 * configure.ac: Don't test for objdump, c++filt, or readelf.
7688 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7690 (TEST_READELF): New variable.
7691 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7692 (check_PROGRAMS): Add two_file_strip_test.
7693 (two_file_strip_test): New target.
7694 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7695 (two_file_same_shared_strip_test_SOURCES): New variable.
7696 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7697 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7698 (two_file_same_shared_strip_test_LDADD): New variable.
7699 (two_file_shared_strip.so): New target.
7700 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7701 (ver_test_5.syms, ver_test_7.syms): Likewise.
7702 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7703 (strip_test_3.stdout): Use TEST_OBJDUMP.
7704 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7706 2008-04-04 Cary Coutant <ccoutant@google.com>
7708 * symtab.h (Symbol::is_weak_undefined): New function.
7709 (Symbol::is_strong_undefined): New function.
7710 (Symbol::is_absolute): New function.
7711 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7712 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7714 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7715 (weak_undef_test): New target.
7716 * testsuite/Makefile.in: Rebuild.
7717 * testsuite/weak_undef_file1.cc: New file.
7718 * testsuite/weak_undef_file2.cc: New file.
7719 * testsuite/weak_undef_test.cc: New file.
7721 2008-04-03 Craig Silverstein <csilvers@google.com>
7723 * compressed_output.h (class Output_compressed_section): Use
7725 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7727 (zlib_compressed_suffix): Removed.
7728 (Output_compressed_section::set_final_data_size): Use unsigned
7730 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7731 Fix linker invocation.
7732 (flagstest_o_specialfile_and_compress_debug_sections):
7734 * testsuite/Makefile.in: Regenerated.
7736 2008-04-02 David S. Miller <davem@davemloft.net>
7738 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7739 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7741 2008-04-02 Craig Silverstein <csilvers@google.com>
7745 2008-04-02 Ian Lance Taylor <iant@google.com>
7747 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7748 parameters. Update for new key type to views_. Change all
7750 (File_read::read): Adjust for byteshift in returned view.
7751 (File_read::add_view): New function, broken out of
7753 (File_read::make_view): New function, broken out of
7755 (File_read::find_or_make_view): Add offset and aligned
7756 parameters. Rewrite accordingly. Change all callers.
7757 (File_read::get_view): Add offset and aligned parameters. Adjust
7758 for byteshift in return value.
7759 (File_read::get_lasting_view): Likewise.
7760 * fileread.h (class File_read): Update declarations.
7761 (class File_read::View): Add byteshift_ field. Add byteshift to
7762 constructor. Add byteshift method.
7763 * archive.h (Archive::clear_uncached_views): New function.
7764 (Archive::get_view): Add aligned parameter. Change all callers.
7765 * object.h (Object::get_view): Add aligned parameter. Change all
7767 (Object::get_lasting_view): Likewise.
7769 * fileread.cc (File_read::release): Don't call clear_views if
7770 there are multiple objects.
7771 * fileread.h (File_read::clear_uncached_views): New function.
7772 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7775 2008-03-31 Cary Coutant <ccoutant@google.com>
7777 Add thin archive support.
7778 * archive.cc (Archive::armagt): New const.
7779 (Archive::setup): Remove task parameter and calls to unlock.
7780 (Archive::unlock_nested_archives): New function.
7781 (Archive::read_header): Add nested_off parameter. Change
7783 (Archive::interpret_header): Likewise.
7784 (Archive::include_all_members): Change to handle thin
7786 (Archive::include_member): Likewise.
7787 * archive.h (Archive::Archive): Add new parameters and
7789 (Archive::armagt): New const.
7790 (Archive::setup): Remove task parameter.
7791 (Archive::unlock_nested_archives): New function.
7792 (Archive::read_header): Add nested_off parameter.
7793 (Archive::interpret_header): Likewise.
7794 (Archive::Nested_archive_table): New typedef.
7795 (Archive::is_thin_archive_): New field.
7796 (Archive::nested_archives_): New field.
7797 (Archive::options_): New field.
7798 (Archive::dirpath_): New field.
7799 (Archive::task_): New field.
7800 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7801 for thin archives. Pass additional parameters to
7802 Archive::Archive. Unlock the archive file after calling
7805 2008-03-29 Ian Lance Taylor <iant@google.com>
7807 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7808 version symbol to be local.
7809 * testsuite/ver_test_4.sh: New file.
7810 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7811 (check_DATA): Add ver_test_4.syms.
7812 (ver_test_4.syms): New target.
7813 * testsuite/Makefile.in: Rebuild.
7816 (Output_section::Input_section_sort_entry::has_priority): New
7818 (Output_section::Input_section_sort_entry::match_file_name): New
7820 (Output_section::Input_section_sort_entry::match_section_name):
7822 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7824 (Output_section::Input_section_sort_entry::match_section_file):
7826 (Output_section::Input_section_sort_compare::operator()): Rewrite
7827 using new Input_section_sort_entry functions. Sort crtbegin and
7828 crtend first. Sort sections with no priority before sections with
7830 * testsuite/initpri1.c (d3): Check j != 4.
7831 (cd5): New constructor/destructor function.
7832 (main): Check j != 2.
7834 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7835 new symbol when resolving, don't call set_is_default.
7836 * testsuite/ver_test_7.cc: New file.
7837 * testsuite/ver_test_7.sh: New file.
7838 * testsuite/Makefile.am (ver_test_7.so): New target.
7839 (ver_test_7.o): New target.
7840 (check_SCRIPTS): Add ver_test_7.sh.
7841 (check_DATA): Add ver_test_7.syms.
7842 (ver_test_7.syms): New target.
7844 2008-03-28 Ian Lance Taylor <iant@google.com>
7846 * layout.cc (Layout::layout): If we see an input section with a
7847 name that needs sorting, set the must_sort flag for the output
7849 (Layout::make_output_section): If the name of the output section
7850 indicates that it might require sorting, set the may_sort flag.
7851 * output.h (Output_section::may_sort_attached_input_sections): New
7853 (Output_section::set_may_sort_attached_input_sections): New
7855 (Output_section::must_sort_attached_input_sections): New
7857 (Output_section::set_must_sort_attached_input_sections): New
7859 (class Output_section): Declare Input_section_sort_entry. Define
7860 Input_section_sort_compare. Declare
7861 sort_attached_input_sections. Add new fields:
7862 may_sort_attached_input_sections_,
7863 must_sort_attached_input_sections_,
7864 attached_input_sections_are_sorted_.
7865 * output.cc (Output_section::Output_section): Initialize new
7867 (Output_section::add_input_section): Add an entry to
7868 input_sections_ if may_sort or must_sort are true.
7869 (Output_section::set_final_data_size): Call
7870 sort_attached_input_sections if necessary.
7871 (Output_section::Input_section_sort_entry): Define new class.
7872 (Output_section::Input_section_sort_compare::operator()): New
7874 (Output_section::sort_attached_input_sections): New function.
7875 * configure.ac: Check whether the compiler supports constructor
7876 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7877 * testsuite/initpri1.c: New file.
7878 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7879 CONSTRUCTOR_PRIORITY.
7880 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7881 (initpri1_LDFLAGS): New variable.
7882 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7884 2008-03-27 Ian Lance Taylor <iant@google.com>
7886 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7887 * testsuite/common_test_1.c: New file.
7888 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7889 (common_test_1_SOURCES): New variable.
7890 (common_test_1_DEPENDENCIES): New variable.
7891 (common_test_1_LDFLAGS): New variable.
7893 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7894 and commons_ correctly when NAME/VERSION does not override
7896 * testsuite/ver_test_6.c: New file.
7897 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7898 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7899 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7901 2008-03-26 Ian Lance Taylor <iant@google.com>
7903 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7904 of an undefined symbol from a version script.
7905 * testsuite/Makefile.am (ver_test_5.so): New target.
7906 (ver_test_5.o): New target.
7907 (check_SCRIPTS): Add ver_test_5.sh.
7908 (check_DATA): Add ver_test_5.syms.
7909 (ver_test_5.syms): New target.
7910 * testsuite/ver_test_5.cc: New file.
7911 * testsuite/ver_test_5.script: New file.
7912 * testsuite/ver_test_5.sh: New file.
7913 * Makefile.in, testsuite/Makefile.in: Rebuild.
7916 Fix problems building gold with gcc 4.3.0.
7917 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7918 (gold_error_at_location, gold_warning_at_location): Use it.
7919 * configure.ac: Check whether we can compile and use a template
7920 function with a printf attribute.
7921 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7922 when jumping over bytes.
7923 * object.cc: Instantiate Object::read_section_data.
7924 * debug.h: Include <cstring>
7925 * dwarf_reader.cc: Include <algorithm>
7926 * main.cc: Include <cstring>.
7927 * options.cc: Include <cstring>.
7928 * output.cc: Include <cstring>.
7929 * script.cc: Include <cstring>.
7930 * script.h: Include <string>.
7931 * symtab.cc: Include <cstring> and <algorithm>.
7932 * target-select.cc: Include <cstring>.
7933 * version.cc: Include <string>.
7934 * testsuite/testmain.cc: Include <cstdlib>.
7935 * configure, config.in: Rebuild.
7937 2008-03-25 Ian Lance Taylor <iant@google.com>
7939 * options.cc: Include "../bfd/bfdver.h".
7940 (options::help): Print bug reporting address.
7942 * version.cc (print_version): Adjust output for current value of
7947 * options.cc (options::help): Print list of supported targets.
7948 * target-select.h: Include <vector>.
7949 (class Target_selector): Make machine_, size_, and is_big_endian_
7950 fields const. Add bfd_name_ and instantiated_target_ fields.
7951 (Target_selector::Target_selector): Add bfd_name parameter.
7952 (Target_selector::recognize): Make non-virtual, call
7954 (Target_selector::recognize_by_name): Make non-virtual, call
7955 do_recognize_by_name.
7956 (Target_selector::supported_names): New function.
7957 (Target_selector::bfd_name): New function.
7958 (Target_selector::do_instantiate_target): New pure virtual
7960 (Target_selector::do_recognize): New virtual function.
7961 (Target_selector::do_recognize_by_name): New virtual function.
7962 (Target_selector::instantiate_target): New private function.
7963 (supported_target_names): Declare.
7964 * target-select.cc (Target_selector::Target_selector): Update for
7965 new parameter and fields.
7966 (select_target_by_name): Check that the name matches before
7967 calling recognize_by_name.
7968 (supported_target_names): New function.
7969 * i386.cc (class Target_selector_i386): Update Target_selector
7970 constructor call. Remove recognize and recognize_by_name. Add
7971 do_instantiate_target.
7972 * x86_64.cc (class Target_selector_x86_64): Likewise.
7973 * testsuite/testfile.cc (class Target_selector_test): Update for
7974 changes to Target_selector.
7976 * README: Rewrite, with some notes on unsupported features.
7978 2008-03-24 Cary Coutant <ccoutant@google.com>
7980 * i386.cc (Target_i386::Got_type): New enum declaration.
7981 (Target_i386::Scan::local): Updated callers of Output_data_got
7983 (Target_i386::Scan::global): Likewise.
7984 (Target_i386::Relocate::relocate): Likewise.
7985 (Target_i386::Relocate::relocate_tls): Likewise.
7986 * object.h (Got_offset_list): New class.
7987 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7988 (Sized_relobj::local_got_offset): Likewise.
7989 (Sized_relobj::set_local_got_offset): Likewise.
7990 (Sized_relobj::local_has_tls_got_offset): Removed.
7991 (Sized_relobj::local_tls_got_offset): Removed.
7992 (Sized_relobj::set_local_tls_got_offset): Removed.
7993 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7994 * output.cc (Output_data_got::add_global): Added got_type parameter.
7995 (Output_data_got::add_global_with_rel): Likewise.
7996 (Output_data_got::add_global_with_rela): Likewise.
7997 (Output_data_got::add_global_pair_with_rel): New function.
7998 (Output_data_got::add_global_pair_with_rela): New function.
7999 (Output_data_got::add_local): Added got_type parameter.
8000 (Output_data_got::add_local_with_rel): Likewise.
8001 (Output_data_got::add_local_with_rela): Likewise.
8002 (Output_data_got::add_local_pair_with_rel): New function.
8003 (Output_data_got::add_local_pair_with_rela): New function.
8004 (Output_data_got::add_global_tls): Removed.
8005 (Output_data_got::add_global_tls_with_rel): Removed.
8006 (Output_data_got::add_global_tls_with_rela): Removed.
8007 (Output_data_got::add_local_tls): Removed.
8008 (Output_data_got::add_local_tls_with_rel): Removed.
8009 (Output_data_got::add_local_tls_with_rela): Removed.
8010 * output.h (Output_data_got::add_global): Added got_type parameter.
8011 (Output_data_got::add_global_with_rel): Likewise.
8012 (Output_data_got::add_global_with_rela): Likewise.
8013 (Output_data_got::add_global_pair_with_rel): New function.
8014 (Output_data_got::add_global_pair_with_rela): New function.
8015 (Output_data_got::add_local): Added got_type parameter.
8016 (Output_data_got::add_local_with_rel): Likewise.
8017 (Output_data_got::add_local_with_rela): Likewise.
8018 (Output_data_got::add_local_pair_with_rel): New function.
8019 (Output_data_got::add_local_pair_with_rela): New function.
8020 (Output_data_got::add_global_tls): Removed.
8021 (Output_data_got::add_global_tls_with_rel): Removed.
8022 (Output_data_got::add_global_tls_with_rela): Removed.
8023 (Output_data_got::add_local_tls): Removed.
8024 (Output_data_got::add_local_tls_with_rel): Removed.
8025 (Output_data_got::add_local_tls_with_rela): Removed.
8026 * resolve.cc (Symbol::override_base_with_special): Removed
8027 reference to has_got_offset_ field.
8028 * symtab.cc (Symbol::init_fields): Replaced initialization
8029 of got_offset_ with got_offsets_. Removed initialization
8031 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8032 (Symbol::got_offset): Likewise.
8033 (Symbol::set_got_offset): Likewise.
8034 (Symbol::has_tls_got_offset): Removed.
8035 (Symbol::tls_got_offset): Removed.
8036 (Symbol::set_tls_got_offset): Removed.
8037 (Symbol::got_offset_): Removed.
8038 (Symbol::tls_mod_got_offset_): Removed.
8039 (Symbol::tls_pair_got_offset_): Removed.
8040 (Symbol::got_offsets_): New field.
8041 (Symbol::has_got_offset): Removed.
8042 (Symbol::has_tls_mod_got_offset): Removed.
8043 (Symbol::has_tls_pair_got_offset): Removed.
8044 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8045 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8047 (Target_x86_64::Scan::global): Likewise.
8048 (Target_x86_64::Relocate::relocate): Likewise.
8049 (Target_x86_64::Relocate::relocate_tls): Likewise.
8051 2008-03-25 Ben Elliston <bje@au.ibm.com>
8053 * yyscript.y: Fix spelling error in comment.
8055 2008-03-24 Ian Lance Taylor <iant@google.com>
8057 * options.h (class General_options): Define build_id option.
8058 * layout.h (class Layout): Declare write_build_id, create_note,
8059 create_build_id. Add build_id_note_ member.
8060 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8061 "libiberty.h", "md5.h", "sha1.h".
8062 (Layout::Layout): Initialize eh_frame_data_,
8063 eh_frame_hdr_section_, and build_id_note_.
8064 (Layout::finalize): Call create_build_id.
8065 (Layout::create_note): New function, broken out of
8066 Layout::create_gold_note.
8067 (Layout::create_gold_note): Call create_note.
8068 (Layout::create_build_id): New function.
8069 (Layout::write_build_id): New function.
8070 (Close_task_runner::run): Call write_build_id.
8072 * x86_64.cc: Correct license to GPLv3.
8074 2008-03-23 Ian Lance Taylor <iant@google.com>
8076 * options.cc: Include "demangle.h".
8077 (parse_optional_string): New function.
8078 (parse_long_option): Handle takes_optional_argument.
8079 (parse_short_option): Update dash_z initializer. Handle
8080 takes_optional_argument.
8081 (General_options::General_options): Initialize do_demangle_.
8082 (General_options::finalize): Set do_demangle_. Handle demangling
8084 * options.h (parse_optional_string): Declare.
8085 (struct One_option): Add optional_arg field. Update constructor.
8086 Update call constructor calls. Add takes_optional_argument
8088 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8089 (DEFINE_optional_string): Define.
8090 (General_options::demangle): Change from DEFINE_bool to
8091 DEFINE_optional_string.
8092 (General_options::no_demangle): New function.
8093 (General_options::do_demangle): New function.
8094 (General_options::set_do_demangle): New function.
8095 (General_options::execstack_status_): Move definition to end of
8097 (General_options::static_): Likewise.
8098 (General_options::do_demangle_): New field.
8099 * object.cc (big_endian>::get_symbol_location_info): Call
8100 Options::do_demangle, not Options::demangle.
8101 * symtab.cc (demangle): Likewise.
8103 2008-03-22 Ian Lance Taylor <iant@google.com>
8105 * gold.h: Include <cstddef> and <sys/types.h>
8106 * options.h: Include <cstring>.
8108 2008-03-21 Ian Lance Taylor <iant@google.com>
8110 * Added source code to GNU binutils.