1 2010-07-08 Cary Coutant <ccoutant@google.com>
3 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4 weak when resolving to a dynamic def.
5 (Symbol_table::should_override): Add adjust_dyndef flag; set it
6 for weak undef/dynamic def cases. Adjust callers.
7 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
9 (Symbol_table::sized_write_globals): Adjust symbol binding.
10 (Symbol_table::sized_write_symbol): Add binding parameter.
11 * symtab.h (Symbol::set_undef_binding): New method.
12 (Symbol::is_undef_binding_weak): New method.
13 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
14 (Symbol_table::should_override): Add new parameter.
15 (Symbol_table::sized_write_symbol): Add new parameter.
17 * testsuite/weak_undef_file1.cc: Add new test case.
18 * testsuite/weak_undef_file2.cc: Fix header comment.
19 * testsuite/weak_undef_test.cc: Add new test case.
21 2010-06-29 Doug Kwan <dougkwan@google.com>
23 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
24 Initialize USE_SYMBOL_.
25 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
27 (Arm_reloc_property::uses_symbol_): New data member declaration.
28 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
29 uses symbol value and symbol is undefined but not weakly undefined.
31 2010-06-28 Rafael Espindola <espindola@google.com>
33 * plugin.cc (Plugin::load): Use dlerror.
35 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
37 * symtab.cc (detect_odr_violations): When reporting an ODR
38 violation, report an object where the symbol is defined.
40 2010-06-25 Doug Kwan <dougkwan@google.com>
42 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
43 (Target_arm::section_may_have_icf_unsafe_pointers): New method
45 (Target_arm::Scan::local_reloc_may_be_function_pointer,
46 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
47 target hook to detect function points.
48 (Target_arm::Scan::possible_function_pointer_reloc): New method.
49 * icf.h (Icf::check_section_for_function_pointers): Change type of
50 parameter SECTION_NAME to const reference to std::string. Use
51 target hook to determine if section may have unsafe pointers.
52 * target.h (Target::section_may_have_icf_unsafe_pointers): New
55 2010-06-21 Rafael Espindola <espindola@google.com>
57 * fileread.cc (Input_file::find_fie): New
58 (Input_file::open): Use Input_file::find_fie.
59 * fileread.h (Input_file::find_fie): New
60 * plugin.cc (set_extra_library_path): New.
61 (Plugin::load): Add set_extra_library_path to the transfer vector.
62 (Plugin_manager::set_extra_library_path): New.
63 (Plugin_manager::add_input_file): Use the extra search path if set.
64 (set_extra_library_path(): New.
65 * plugin.h (Plugin_manager): Add set_extra_library_path and
68 2010-06-19 Cary Coutant <ccoutant@google.com>
70 * layout.cc (gdb_sections): Add .debug_types.
71 (lines_only_debug_sections): Likewise.
73 2010-06-18 Rafael Espindola <espindola@google.com>
75 * plugin.cc (add_input_file,add_input_library)
76 (Plugin_manager::add_input_file): Make filename arguments const.
77 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
80 2010-06-16 Doug Kwan <dougkwan@google.com>
82 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
83 .ARM.attributes section if we have not merged any input
86 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
88 * arm.cc: Allow combining objects with no EABI version
91 2010-06-15 Rafael Espindola <espindola@google.com>
93 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
95 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
97 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
98 (struct iovec): Correct !HAVE_READV definition.
100 2010-06-10 Cary Coutant <ccoutant@google.com>
102 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
103 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
105 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
108 * symtab.h (Symbol::is_placeholder): New member function.
109 * target-reloc.h (relocate_section): Check for placeholder symbols.
111 * testsuite/Makefile.am (plugin_test_8): New test.
112 (plugin_test_9): New test.
113 * testsuite/Makefile.in: Regenerate.
115 2010-06-09 Nick Clifton <nickc@redhat.com>
117 * yyscript.y (input_list_element): Allow strings prefixed with
118 the '-' character. Treat these as libraries.
119 * script.cc (script_add_library): New function. Adds a library
120 specified by "-l<name>" found in an input script.
121 * script-c.h: Add prototype for script_add_library.
123 2010-06-07 Doug Kwan <dougkwan@google.com>
125 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
126 Restrict stub-group size to be within long conditional branch
127 range when working around cortex-A8 erratum.
129 2010-06-07 Damien Diederen <dd@crosstwine.com>
131 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
134 2010-06-03 Sriraman Tallam <tmsriram@google.com>
138 (Output_section::Input_section_sort_entry::compare_section_ordering):
139 Change to return non-zero correctly.
140 (Output_section::Input_section_sort_section_order_index_compare
141 ::operator()): Change to fix ambiguity in comparisons.
143 2010-06-01 Sriraman Tallam <tmsriram@google.com>
145 * gold.h (is_wildcard_string): New function.
146 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
147 (Layout::layout_eh_frame): Ditto.
148 (Layout::find_section_order_index): New method.
149 (Layout::read_layout_from_file): New method.
150 * layout.h (Layout::find_section_order_index): New method.
151 (Layout::read_layout_from_file): New method.
152 (Layout::input_section_position_): New private member.
153 (Layout::input_section_glob_): New private member.
154 * main.cc (main): Call read_layout_from_file here.
155 * options.h (--section-ordering-file): New option.
156 * output.cc (Output_section::input_section_order_specified_): New
158 (Output_section::Output_section): Initialize new member.
159 (Output_section::add_input_section): Add new parameter.
160 Keep input sections when --section-ordering-file is used.
161 (Output_section::set_final_data_size): Sort input sections when
162 section ordering file is specified.
163 (Output_section::Input_section_sort_entry): Add new parameter.
165 (Output_section::Input_section_sort_entry::compare_section_ordering):
167 (Output_section::Input_section_sort_compare::operator()): Change to
168 consider section_order_index.
169 (Output_section::Input_section_sort_init_fini_compare::operator()):
170 Change to consider section_order_index.
171 (Output_section::Input_section_sort_section_order_index_compare
172 ::operator()): New method.
173 (Output_section::sort_attached_input_sections): Change to sort
174 according to section order when specified.
175 (Output_section::add_input_section<32, true>): Add new parameter.
176 (Output_section::add_input_section<64, true>): Add new parameter.
177 (Output_section::add_input_section<32, false>): Add new parameter.
178 (Output_section::add_input_section<64, false>): Add new parameter.
179 * output.h (Output_section::add_input_section): Add new parameter.
180 (Output_section::input_section_order_specified): New
182 (Output_section::set_input_section_order_specified): New method.
183 (Input_section::Input_section): Initialize section_order_index_.
184 (Input_section::section_order_index): New method.
185 (Input_section::set_section_order_index): New method.
186 (Input_section::section_order_index_): New member.
187 (Input_section::Input_section_sort_section_order_index_compare): New
189 (Output_section::input_section_order_specified_): New member.
190 * script-sections.cc (is_wildcard_string): Delete and move modified
192 (Output_section_element_input::Output_section_element_input): Modify
193 call to is_wildcard_string.
194 (Output_section_element_input::Input_section_pattern
195 ::Input_section_pattern): Ditto.
196 (Output_section_element_input::Output_section_element_input): Ditto.
197 * testsuite/Makefile.am (final_layout): New test case.
198 * testsuite/Makefile.in: Regenerate.
199 * testsuite/final_layout.cc: New file.
200 * testsuite/final_layout.sh: New file.
202 2010-06-01 Rafael Espindola <espindola@google.com>
204 * plugin.cc (Plugin::load): Pass the output name to the plugin.
206 2010-06-01 Rafael Espindola <espindola@google.com>
208 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
209 visibility of symbols.
211 2010-05-27 Doug Kwan <dougkwan@google.com>
213 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
214 from start of output section instead of address for a local symbol
215 in a merged or relaxed section when doing a relocatable link.
217 2010-05-26 Rafael Espindola <espindola@google.com>
220 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
221 adding sections the garbage collector removed.
222 * gold/testsuite/Makefile.am: Add test.
223 * gold/testsuite/Makefile.in: Regenerate.
224 * gold/testsuite/plugin_test_7.sh: New.
225 * gold/testsuite/plugin_test_7_1.c: New.
226 * gold/testsuite/plugin_test_7_2.c: New.
228 2010-05-26 Rafael Espindola <espindola@google.com>
230 * script-sections.cc (Output_section_definition::set_section_addresses):
231 Check for --section-start.
233 2010-05-26 Doug Kwan <dougkwan@google.com>
235 * arm.cc (Arm_scan_relocatable_relocs): New class.
236 (Target_arm::relocate_special_relocatable): New method.
237 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
238 (Arm_relocate_functions::thumb_branch_common): Same.
239 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
240 instead of Default_scan_relocatable_relocs.
241 * target-reloc.h (relocate_for_relocatable): Let target handle
242 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
243 * target.h (Sized_target::relocate_special_relocatable): New method.
245 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
247 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
249 2010-05-23 Doug Kwan <dougkwan@google.com>
251 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
253 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
254 with a direct branch, not a conditional branch, to a stub.
255 * merge.cc (Output_merge_base::record_input_section): New method
257 (Output_merge_data::do_add_input_section): Record input section if
258 keeps-input-sections flag is set.
259 (Output_merge_string::do_add_input_section): Ditto.
260 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
261 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
263 (Output_merge_base::keeps_input_sections,
264 Output_merge_base::set_keeps_input_sections,
265 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
267 (Output_merge_base::Input_sections): New type declaration.
268 (Output_merge_base::input_sections_begin,
269 Output_merge_base::input_sections_end,
270 Output_merge_base::do_set_keeps_input_sections): New method definitions.
271 (Output_merge_base::bool keeps_input_sections_,
272 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
273 Output_merge_base::input_sections_): New data members.
274 (Output_merge_data::do_set_keeps_input_sections): New method
276 (Output_merge_string::do_set_keeps_input_sections): Ditto.
277 * output.cc (Output_section::Input_section::relobj): Move method
278 defintion from class declaration to here and handle merge sections.
279 (Output_section::Input_section::shndx): Ditto.
280 (Output_section::Output_section): Remove initializations of removed
281 data members and initialize new data member LOOKUP_MAPS_.
282 (Output_section::add_input_section): Set keeps-input-sections flag
283 for a newly created merge output section as appropriate. Adjust code
284 to use Output_section_lookup_maps class.
285 (Output_section::add_relaxed_input_section): Adjst code for lookup
286 maps code refactoring.
287 (Output_section::add_merge_input_section): Add a new parameter
288 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
289 class. If adding input section to a newly created merge output
290 section fails, remove the new merge section.
291 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
292 Adjust code for use of the Output_section_lookup_maps class.
293 (Output_section::find_merge_section): Ditto.
294 (Output_section::build_lookup_maps): New method defintion.
295 (Output_section::find_relaxed_input_section): Adjust code to use
296 Output_section_lookup_maps class.
297 (Output_section::get_input_sections): Export merge sections. Adjust
298 code to use Output_section_lookup_maps class.
299 (Output_section:::add_script_input_section): Adjust code to use
300 Output_section_lookup_maps class. Update lookup maps for merge
302 (Output_section::discard_states): Use Output_section_lookup_maps.
303 (Output_section::restore_states): Same.
304 * output.h (Merge_section_properties): Move class defintion out of
306 (Output_section_lookup_maps): New class.
307 (Output_section::Input_section::is_merge_section): New method
309 (Output_section::Input_section::relobj): Move defintion out of class
310 defintion. Declare method only.
311 (Output_section::Input_section::shndx): Ditto.
312 (Output_section::Input_section::output_merge_base): New method defintion.
313 (Output_section::Input_section::u2_.pomb): New union field.
314 (Output_section::Merge_section_by_properties_map,
315 Output_section::Output_section_data_by_input_section_map,
316 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
318 (Output_section::add_merge_input_section): Add new parameter
319 KEEPS_INPUT_SECTIONS.
320 (Output_section::build_lookup_maps): New method declaration.
321 (Output_section::merge_section_map_,
322 Output_section::merge_section_by_properties_map_,
323 Output_section::relaxed_input_section_map_,
324 Output_section::is_relaxed_input_section_map_valid_): Remove data
326 (Output_section::lookup_maps_): New data member.
328 2010-05-21 Doug Kwan <dougkwan@google.com>
331 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
332 avoid a compilation error.
334 2010-05-19 Rafael Espindola <espindola@google.com>
336 * script-sections.cc (Output_section_definition::allocate_to_segment):
337 Update the phdrs_list even when the output section is NULL.
338 * testsuite/Makefile.am: Add test.
339 * testsuite/Makefile.in: Regenerate.
340 * testsuite/script_test_9.cc: New.
341 * testsuite/script_test_9.sh: New.
342 * testsuite/script_test_9.t: New.
344 2010-05-19 Doug Kwan <dougkwan@google.com>
346 * arm.cc (Arm_input_section::original_size): New method.
347 (Arm_input_section::do_addralign): Add a cast.
348 (Arm_input_section::do_output_offset): Remove static cast.
349 (Arm_input_section::original_addralign,
350 Arm_input_section::original_size_): Change type to uint32_t.
351 (Arm_input_section::init): Add safe casts for section alignment
353 (Arm_input_section::set_final_data_size): Do not set address and
354 offset of stub table.
355 (Arm_output_section::fix_exidx_coverage): Change use of of
356 Output_section::Simple_input_section to that of
357 Output_section::Input_section.
358 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
359 except for the first pass.
360 * output.cc (Output_section::get_input_sections): Change type of
361 input_sections to std::list<Input_section>.
362 (Output_section::add_script_input_section): Rename from
363 Output_section::add_simple_input_section. Change type of SIS
364 parameter from Simple_input_section to Input_section.
365 * output.h (Output_section::Simple_input_section): Remove class.
366 (Output_section::Input_section): Change class visibility to public.
367 (Output_section::Input_section::addralign): Use stored alignments
368 for special input sections if set.
369 (Output_section::Input_section::set_addralign): New method.
370 (Output_section::get_input_sections): Change parameter type from
371 list of Simple_input_section to list of Input_section.
372 (Output_section::add_script_input_section): Rename from
373 Output_section::add_simple_input_section. Change first parameter's
374 type from Simple_input_section to Input_section and remove the
375 second and third parameters.
376 * script-sections.cc (Input_section::Input_section_list): Change
377 type to list of Output_section::Input_section/
378 (Input_section_info::Input_section_info): Change parameter type of
379 INPUT_SECTION to Output_section::Input_section.
380 (Input_section_info::input_section): Change return type.
381 (Input_section_info::input_section_): Change type to
382 Output_section::Input_section.
383 (Output_section_element_input::set_section_addresses): Adjust code
384 to use Output_section::Input_section instead of
385 Output_section::Simple_input_section. Adjust code for renaming
386 of Output_section::add_simple_input_section.
387 (Orphan_output_section::set_section_addresses): Ditto.
389 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
391 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
392 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
394 2010-05-18 Rafael Espindola <espindola@google.com>
396 * options.cc (General_options::finalize): Handle -nostdlib.
397 * options.h (nostdlib): New option.
398 * script.cc (script_add_search_dir): Handle -nostdlib.
400 2010-05-12 Doug Kwan <dougkwan@google.com>
402 * arm.cc (Target_arm::do_finalize_sections): Create an empty
403 attributes section only if there no attributes section after merging.
404 (Target_arm::merge_object_attributes): Move value of
405 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
406 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
407 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
408 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
409 and arm_attr_merge_7.stdout.
410 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
411 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
412 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
413 arm_attr_merge_7b.o): New rules.
414 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
416 * testsuite/Makefile.in: Regenerate.
417 * testsuite/arm_attr_merge.sh: New file.
418 * testsuite/arm_attr_merge_[67][ab].s: Same.
420 2010-05-05 Nick Clifton <nickc@redhat.com>
422 * po/es.po: Updated Spanish translation.
424 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
426 * Makefile.am (install-exec-local): Properly install gold as
427 default cross linker.
428 * Makefile.in: Regenerated.
430 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
431 Nick Clifton <nickc@redhat.com>
433 * configure.ac (install_as_default): Define and set to false
434 unless --enable-gold or --enable-gold=both/gold has been
436 * configure: Regenerate.
438 * Makefile.am (install-exec-local): Install the executable as
439 'ld.gold'. If install_as_default is true then also install it as
441 * Makefile.in: Regenerated.
443 2010-04-24 Ian Lance Taylor <iant@google.com>
445 * layout.cc (Layout::layout_reloc): In relocatable link don't
446 combine reloc sections for grouped sections.
448 2010-04-23 Sriraman Tallam <tmsriram@google.com>
450 * gc.h (gc_process_relocs): Pass information on relocs pointing to
451 sections that are not ordinary to icf.
452 * icf.cc (get_section_contents): Handle relocation pointing to section
453 with no object or shndx information.
454 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
455 * testsuite/Makefile.in: Regenerate.
456 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
457 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
459 2010-04-22 Ian Lance Taylor <iant@google.com>
461 * expression.cc (Expression::Expression_eval_info): Add
462 result_alignment_pointer field.
463 (Expression::eval_with_dot): Add result_alignment_pointer
464 parameter. Change all callers.
465 (Expression::eval_maybe_dot): Likewise.
466 (class Binary_expression): Add alignment_pointer parameter to
467 left_value and right_value. Change all callers.
468 (BINARY_EXPRESSION): Set result alignment.
469 (class Trinary_expression): Add alignment_pointer parameter to
470 arg2_value and arg3_value. Change all callers.
471 (Trinary_cond::value): Set result alignment.
472 (Max_expression::value, Min_expression::value): Likewise.
473 (Align_expression::value): Likewise.
474 * script-sections.cc (class Sections_element): Add dot_alignment
475 parameter to set_section_addresses virtual function. Update
477 (class Output_section_element): Likewise.
478 (Script_sections::create_segments): Add dot_alignment parameter.
480 (Script_sections::create_segments_from_phdrs_clause): Likewise.
481 (Script_sections::set_phdrs_clause_addresses): Likewise.
482 * script-sections.h: Update declarations.
483 * script.h: Update declarations.
484 * output.h (Output_segment::set_minimum_p_align): Don't decrease
486 * testsuite/script_test_3.t: Set large alignment.
487 * testsuite/script_test_3.sh: Make sure that at least one LOAD
488 segment has expected alignment.
490 2010-04-22 Nick Clifton <nickc@redhat.com>
492 * po/gold.pot: Updated by the Translation project.
493 * po/vi.po: Updated Vietnamese translation.
495 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
497 * testsuite/Makefile.am (check_PROGRAMS): Add
498 icf_virtual_function_folding_test.
499 * testsuite/Makefile.in: Regenerated.
501 2010-04-15 Andrew Haley <aph@redhat.com>
503 * options.h (merge_exidx_entries): New option.
504 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
505 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
506 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
507 (Target_arm::merge_exidx_entries): New function.
508 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
509 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
510 to Arm_exidx_fixup constructor.
511 Add new arg, merge_exidx_entries.
512 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
513 Arm_output_section::fix_exidx_coverage.
515 2010-04-18 Sriraman Tallam <tmsriram@google.com>
517 * icf.cc (get_section_contents): Check for preemptible functions.
518 Ignore addend when appropriate.
519 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
521 (add_from_relobj): Check for section folded.
522 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
523 * symtab.h (should_add_dynsym_entry): Add new parameter.
524 * target-reloc.h (scan_relocs): Check for section folded.
525 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
526 Check reloc types for function pointers in shared objects.
527 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
529 (icf_preemptible_functions_test): New test case.
530 (icf_string_merge_test): New test case.
531 * testsuite.Makefile.in: Regenerate.
532 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
533 bar_glob. Refactor code.
534 * testsuite/icf_preemptible_functions_test.cc: New file.
535 * testsuite/icf_preemptible_functions_test.sh: New file.
536 * testsuite/icf_string_merge_test.cc: New file.
537 * testsuite/icf_string_merge_test.sh: New file.
538 * testsuite/icf_virtual_function_folding_test.cc: New file.
539 * testsuite/icf_virtual_function_folding_test.sh: New file.
541 2010-04-14 Doug Kwan <dougkwan@google.com>
543 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
544 for local symbol recounting if we remove a section due to ICF.
545 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
546 there are no regular objects in input.
548 2010-04-13 Doug Kwan <dougkwan@google.com>
550 * arm.cc (Arm_input_section::set_final_data_size): Compute
551 accurate final data size instead of using current data size.
553 2010-04-09 Doug Kwan <dougkwan@google.com>
555 * layout.cc (Layout::choose_output_section): Handle script section
557 (Layout::make_output_section_for_script): Add section type parameter.
558 Handle script section types.
559 * layout.h (Layout::make_output_section_for_script): Add section
561 * output.cc (Output_section::Output_section): Initialize data member
563 (Output_section::do_reset_address_and_file_offset): Do not set address
564 to 0 if section is a NOLOAD section.
565 * output.h (Output_section::is_noload): New method.
566 (Output_section::set_is_noload): Ditto.
567 (Output_section::is_noload_): New data member.
568 * script-c.h (Script_section_type): New enum type.
569 (struct Parser_output_section_header): Add new file section_type.
570 * script-sections.cc (Sections_element::output_section_name): Add
571 parameter for returning script section type.
572 (Output_section_definition::output_section_name): Ditto.
573 (Output_section_definition::section_type)P; New method.
574 (Output_section_definiton::script_section_type_name): Ditto.
575 (Output_section_definition::script_section_type_): New data member.
576 (Output_section_definition::Output_section_definition): Initialize
577 data member Output_section_definition::script_section_type_.
578 (Output_section_definition::create_sections): Pass script section type
579 to Layout::make_output_section_for_script.
580 (Output_section_definition::output_section_name): Return script
581 section type to caller.
582 (Output_section_definition::set_section_address): Do not advance
583 dot value and load address if section type is NOLOAD. Set address
584 of NOLOAD sections regardless of section flags.
585 (Output_section_definition::print): Print section type if it is
586 not SCRIPT_SECTION_TYPE_NONE.
587 (Output_section_definition::section_type): New method.
588 (Output_section_definition::script_section_type_name): Ditto.
589 (Script_sections::output_section_name): Add new parameter
590 PSECTION_TYPE for returning script section type. Pass it to
591 section elements. Handle discard sections.
592 (Sort_output_sections::operator()): Handle NOLOAD sections.
593 * script-sections.h (Script_sections::Section_type): New enum type.
594 (Script_sections::output_section_name): Add a new parameter for
595 returning script section type.
596 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
598 * yyscript.y (union): Add new field SECTION_TYPE.
599 (COPY, DSECT, INFO, NOLOAD): New tokens.
600 (opt_address_and_section_type): Change type to output_section_header.
601 (section_type): New non-terminal
602 (section_header): Handle section type.
603 (opt_address_and_section_type): Return section type value.
605 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
607 * testsuite/plugin_common_test_1.c (foo): Add prototype.
608 * testsuite/plugin_common_test_2.c (foo): Likewise.
610 2010-04-08 Doug Kwan <dougkwan@google.com>
612 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
614 * output.cc (Output_section::add_merge_input_section): Simplify
615 code and return status of Output_merge_base::add_input_section.
616 Update merge section map only if Output_merge_base::add_input_section
619 2010-04-07 Doug Kwan <dougkwan@google.com>
621 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
622 if section is marked as containing instructions but has no mapping
624 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
625 correct section index.
626 (Arm_relobj::find_linked_text_section): Ditto.
628 2010-04-07 Cary Coutant <ccoutant@google.com>
630 * archive.cc (include_member): Destroy Read_symbols_data object before
632 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
633 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
634 (Read_symbols_data::~Read_symbols_data) New destructor.
635 (Section_relocs::Section_relocs) New constructor.
636 (Section_relocs::~Section_relocs) New destructor.
637 (Read_relocs_data::Read_relocs_data) New constructor.
638 (Read_relocs_data::~Read_relocs_data) New destructor.
639 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
640 pointers to NULL after deleting.
642 2010-04-07 Doug Kwan <dougkwan@google.com>
644 * arm.cc: Replace "endianity" with "endianness" in comments.
645 (Arm_exidx_cantunwind): Ditto.
646 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
647 (Arm_relobj::merge_flags_and_attributes): New method.
648 (Arm_relobj::merge_flags_and_attributes_): New data member.
649 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
650 (Arm_relobj::scan_sections_for_stubs): Ditto.
651 (Arm_relobj::do_read_symbols): Check to see if we really want to
652 merge processor-specific flags and attributes. Exit early if
653 an object is empty except for section names and the undefined symbol.
654 (Target_arm::do_finalize_sections): Move check for ELF format to
655 Arm_relobj::do_read_symbols. Merge processor specific flags and
656 attributes from a regular object only when we have determined that
657 it is aapropriate. Do not create an .ARM.attributes section in
658 output if there is no regular input object.
659 (Target_arm::merge_processor_specific_flags): Check
660 --warn-mismatch before printing any error.
661 (Target_arm::merge_object_attributes): Ditto.
662 * gold.cc (queue_middle_tasks): Handle the case in which there is
663 no regular object in input.
664 * options.cc (General_options::parse_EB): New method.
665 (General_options::parse_EL): Same.
666 (General_options::General_options): Initialize endianness_.
667 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
669 (General_options::Endianness): New enum.
670 (General_options::endianness): New method.
671 (General_options::endianness_): New data member.
672 * parameters.cc (Parameters::set_options): Check target endianness.
673 (Parameters::set_target_once): Ditto.
674 (Parameters::check_target_endianness): New method.
675 (parameters_force_valid_target): If either -EL or -EB is specified,
676 use it to define endianness of default target.
677 * parameters.h (Parameters::check_target_endianness): New method
679 * target.h (class Target): Change "endianity" to "endianness"
682 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
684 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
685 * configure: Regenerate.
686 * Makefile.in: Regenerate.
687 * testsuite/Makefile.in: Regenerate.
689 2010-04-06 Cary Coutant <ccoutant@google.com>
692 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
693 prevailing definitions of common symbols.
694 * testsuite/plugin_test_6.sh: New test case.
695 * testsuite/plugin_common_test_1.c: New test case.
696 * testsuite/plugin_common_test_2.c: New test case.
697 * testsuite/Makefile.am (plugin_test_6): New test case.
698 * testsuite/Makefile.in: Regenerate.
700 2010-04-06 Nick Clifton <nickc@redhat.com>
702 * po/vi.po: New Vietnamese translation.
704 2010-03-30 Doug Kwan <dougkwan@google.com>
706 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
708 2010-03-25 Doug Kwan <dougkwan@google.com>
710 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
711 to avoid a conversion warning on a 32-bit host.
713 2010-03-24 Ian Lance Taylor <iant@google.com>
715 * testsuite/script_test_3.t: Add a TLS segment.
716 * testsuite/Makefile.am (check_PROGRAMS): Add
717 tls_phdrs_script_test.
718 (tls_phdrs_script_test_SOURCES): Define.
719 (tls_phdrs_script_test_DEPENDENCIES): Define.
720 (tls_phdrs_script_test_LDFLAGS): Define.
721 (tls_phdrs_script_test_LDADD): Define.
722 * testsuite/Makefile.in: Rebuild.
724 2010-03-23 Cary Coutant <ccoutant@google.com>
726 * fileread.cc (find_or_make_view): Fix comment.
728 2010-03-23 Ian Lance Taylor <iant@google.com>
730 * script-sections.cc (class Orphan_section_placement): Define
731 PLACE_TLS and PLACE_TLS_BSS.
732 (Orphan_section_placement::Orphan_section_placement): Initialize
734 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
735 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
736 (tls_script_test_SOURCES): Define.
737 (tls_script_test_DEPENDENCIES): Define.
738 (tls_script_test_LDFLAGS): Define.
739 (tls_script_test_LDADD): Define.
740 * testsuite/Makefile.in: Rebuild.
742 2010-03-22 Doug Kwan <dougkwan@google.com>
744 * arm.cc (Arm_relocate_functions::abs8,
745 Arm_relocate_functions::abs16): Use correct check for overflow
746 specified in the ARM ELF specs.
747 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
748 target of a BLX instruction specially.
749 (Reloc_stub::stub_type_for_reloc): Ditto.
750 (Relocate::relocate): Use symbolic names instead of numeric relocation
751 codes to report error.
752 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
754 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
755 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
756 thumb2_blx_out_of_range.stdout
757 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
758 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
759 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
760 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
761 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
762 thumb2_blx_in_range, thumb2_blx_in_range.o,
763 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
764 thumb2_blx_out_of_range.o): New rules.
765 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
766 thumb2_blx_in_range and thumb2_blx_out_of_range.
767 * testsuite/Makefile.in: Regenerate.
768 * arm_branch_in_range.sh: Add tests for THUMB BLX.
769 * testsuite/thumb_blx_in_range.s: New file.
770 * testsuite/thumb_blx_out_of_range.s: New file.
772 2010-03-22 Rafael Espindola <espindola@google.com>
774 * archive.cc (Should_include): Move to archive.h.
775 (should_include_member): Make it a member of Archive.
777 (Add_lib_group_symbols): New.
778 * archive.h: Include options.h.
779 (Archive_member): Moved from Archive.
780 (Should_include): Moved from archive.cc.
782 (Add_lib_group_symbols): New.
783 * dynobj.cc (do_should_include_member): New.
784 * dynobj.h (do_should_include_member): New.
785 * gold.cc (queue_initial_tasks): Update call to queue.
786 * main.cc (main): Print lib group stats.
787 * object.cc (do_should_include_member): New.
788 * object.h: Include archive.h.
789 (Object::should_include_member): New.
790 (Object::do_should_include_member): New.
791 (Sized_relobj::do_should_include_member): New.
792 * options.cc (General_options::parse_start_lib): New.
793 (General_options::parse_end_lib): New.
794 (Input_arguments::add_file): Handle lib groups.
795 (Input_arguments::start_group): Check we are not in a lib.
796 (Input_arguments::start_lib): New.
797 (Input_arguments::end_lib): New.
798 * options.h (General_options): Add start_lib and end_lib.
799 (Input_argument::lib_): New.
800 (Input_argument::lib): New.
801 (Input_argument::is_lib): New.
802 (Input_file_lib): New.
803 (Input_arguments::in_lib_): New.
804 (Input_arguments::in_lib): New.
805 (Input_arguments::start_lib): New.
806 (Input_arguments::end_lib_): New.
807 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
808 in unused members as preempted.
809 (Sized_pluginobj::do_should_include_member): New.
810 * plugin.h (Sized_pluginobj::do_should_include_member): New.
811 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
813 (Read_symbols::do_whole_lib_group): New.
814 (Read_symbols::do_lib_group): New.
815 (Read_symbols::do_read_symbols): Handle lib groups.
816 (Read_symbols::get_name): Handle lib groups.
817 * readsyms.h (Read_symbols): Add an archive member pointer.
818 (Read_symbols::do_whole_lib_group): New.
819 (Read_symbols::do_lib_group): New.
820 (Read_symbols::member_): New.
821 * script.cc (read_input_script): Update call to queue_soon.
823 2010-03-19 Doug Kwan <dougkwan@google.com>
825 * arm.cc (Stub_table::Stub_table): Initialize new data members
826 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
827 (Stub_table::add_reloc_stub): Assign stub offset and update
828 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
829 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
831 (Stub_table::update_data_size_and_addralign): Use
832 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
833 instead of going over all reloc stubs.
834 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
835 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
836 Stringpool_template::offset_ to size of Stringpool_char.
837 (Stringpool_template::new_key_offset): Remove code to initialize
838 Stringpool_template::offset_.
839 * stringpool.h (Stringpool_template::set_no_zero_null): Set
840 Stringpool_template::offset_ to zero.
842 2010-03-15 Doug Kwan <dougkwan@google.com>
844 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
846 (Stringpool_template::new_key_offset): New method.
847 (Stringpool_template::add_string): Assign offsets when adding new
849 (Stringpool_template::set_string_offsets): Do not set string offsets
851 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
853 (Chunked_vector::clear): Clear size_.
854 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
855 (Chunked_vector::size): Return size_.
856 (Chunked_vector::push_back): Use size_ to find insert position.
857 (Chunked_vector::size_): New data member.
858 (Stringpool_template::set_no_zero_null): Assert string set is empty.
859 (Stringpool_template::new_key_offset): New method declaration.
860 (Stringpool_template::offset_): New data member.
862 2010-03-15 Rafael Espindola <espindola@google.com>
864 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
865 Add_symbols' constructor.
866 * readsyms.h (Add_symbols): Remove the input_group member.
868 2010-03-10 Ian Lance Taylor <iant@google.com>
870 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
871 target to ask whether a reference to a symbol requires a stack
873 * target.h (Target::is_call_to_non_split): New function.
874 (Target::do_is_call_to_non_split): Declare virtual function.
875 * target.cc: Include "symtab.h".
876 (Target::do_is_call_to_non_split): New function.
877 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
879 2010-03-10 Cary Coutant <ccoutant@google.com>
881 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
882 (File_read::open[1]): Remove initial mapping of whole_file_view_.
883 (File_read::open[2]): Add whole_file_view_ to list of views.
884 (File_read::make_view): Remove test of whole_file_view_.
885 (File_read::find_or_make_view): Create whole_file_view_ if
887 (File_read::clear_views): Replace bool parameter with enum;
888 adjust all callers. Don't delete views with permanent data;
889 do delete cached views and views from archives if
890 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
891 if clearing the corresponding view.
892 * fileread.h (File_read::Clear_views_mode): New enum.
893 (File_read::View::is_permanent_view): New method.
894 (File_read::clear_views): Replace bool parameter
895 with enum; adjust all callers.
896 * options.h (General_options): Change keep_files_mapped option;
898 * readsyms.cc (Add_symbols::run): Delete sd_ object before
900 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
903 2010-03-10 David S. Miller <davem@davemloft.net>
905 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
907 2010-03-09 Sriraman Tallam <tmsriram@google.com>
909 * icf.cc (get_section_contents): Add '@' marker after processing the
912 2010-03-08 Doug Kwan <dougkwan@google.com>
914 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
915 due to a conversion warning.
916 (Arm_relobj::update_output_local_symbol_count): Check for local
917 symbol with unset output index.
919 2010-03-05 Ian Lance Taylor <iant@google.com>
921 * options.h (class General_options): Add --spare-dynamic-tags.
922 * output.cc (Output_data_dynamic::set_final_data_size): Implement
923 --spare-dynamic-tags.
925 2010-03-05 Ian Lance Taylor <iant@google.com>
927 * incremental.cc: Include "libiberty.h".
929 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
931 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
932 function, is_info_ member.
933 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
934 (Versions::Versions): Update caller.
935 (Versions::define_base_version): Likewise.
936 (Versions::add_def): Likewise.
938 2010-03-03 Sriraman Tallam <tmsriram@google.com>
940 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
941 (Scan::possible_function_pointer_reloc): New function.
942 (Scan::local_reloc_may_be_function_pointer): Change to call
943 possible_function_pointer_reloc.
944 (Scan::global_reloc_may_be_function_pointer): Ditto.
945 * icf.h (Icf::check_section_for_function_pointers): Change to reject
946 relocations in ".data.rel.ro._ZTV" section.
947 * testsuite/icf_safe_so_test.sh: Change to pass i386.
948 * testsuite/icf_safe_so_test.cc: Ditto.
949 * testsuite/icf_safe_test.cc: Ditto.
950 * testsuite/icf_safe_test.sh: Ditto.
952 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
953 Ian Lance Taylor <iant@google.com>
955 * target-reloc.h (relocate_section): Check the symbol table index
956 for -1U before setting the local symbol index.
957 (scan_relocatable_relocs): If copying the relocation, record that
958 the local symbol is required.
959 * object.h (Symbol_value::is_output_symtab_index_set): New
961 (Symbol_value::may_be_discarded_from_output_symtab): New
963 (Symbol_value::has_output_symtab_entry): New function.
964 (Symbol_value::needs_output_symtab_entry): Remove.
965 (Symbol_value::output_symtab_index): Make sure the symbol index is
967 (Symbol_value::set_output_symtab_index): Make sure the symbol
968 index is not set. Make sure the new index is valid.
969 (Symbol_value::set_must_have_output_symtab_entry): New function.
970 (Symbol_value::has_output_dynsym_entry): New function.
971 (Symbol_value::set_output_dynsym_index): Make sure the new index
973 (Sized_relobj::set_must_have_output_symtab_entry): New function.
974 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
975 local symbol if permitted.
976 (Sized_relobj::do_finalize_local_symbols): Call
977 is_output_symtab_index_set rather than needs_output_symtab_entry.
978 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
979 rather than needs_output_symtab_entry. Call
980 has_output_dynsym_entry rather than needs_output_dynsym_entry.
981 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
982 is_output_symtab_index_set rather than needs_output_symtab_entry.
983 * testsuite/discard_locals_relocatable_test.c: New file.
984 * testsuite/discard_locals_test.sh: Test -r.
985 * testsuite/Makefile.am (check_DATA): Add
986 discard_locals_relocatable_test1.syms,
987 discard_local_relocatable_test2.syms.
988 (MOSTLYCLEANFILES): Likewise. Also add
989 discard_locals_relocatable_test1.lout and
990 discard_locals_relocatable_test2.out.
991 (discard_locals_relocatable_test1.syms): New target.
992 (discard_locals_relocatable_test.o): New target.
993 (discard_locals_relocatable_test1.out): New target.
994 (discard_locals_relocatable_test2.syms): New target.
995 (discard_locals_relocatable_test2.out): New target.
996 (various): Add missing ../ld-new dependencies.
997 * testsuite/Makefile.in: Rebuild.
999 2010-03-03 Nick Clifton <nickc@redhat.com>
1001 * po/fi.po: New Finnish translation.
1003 2010-03-01 Doug Kwan <dougkwan@google.com>
1005 * layout.cc (Layout::Layout): Force section types of .init_array*,
1006 .preinit_array* and .fini_array* sections.
1007 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1008 Fix check of return value of std::string::find.().
1009 (Output_section::Input_section_sort_compare::operator()): Remove
1010 comment about .init_array.
1011 (Output_section::Input_section_sort_init_fini_compare::operator()):
1013 (Output_section::sort_attached_input_sections): Handle .init_array
1014 and .fini_array specially.
1015 * output.h (Output_section::Inut_section_sort_compare): Update
1017 (Output_section::Input_section_sort_init_fini_compare): New struct.
1019 2010-02-26 Doug Kwan <dougkwan@google.com>
1021 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1022 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1023 * testsuite/debug_msg.sh: Avoid matching source line number for
1024 use of global variable undef_int.
1026 2010-02-26 Doug Kwan <dougkwan@google.com>
1028 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1029 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1030 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1031 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1032 * options.cc (General_options::General_options): Initialize member
1034 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1035 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1036 and rm_no_fix_v4bx.stdout
1037 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1038 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1039 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1040 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1041 and arm_no_fix_v4bx.
1042 * Makefile.in: Regenerate.
1043 * testsuite/arm_fix_v4bx.s: New file.
1044 * testsuite/arm_fix_v4bx.sh: Ditto.
1046 2010-02-24 Doug Kwan <dougkwan@google.com>
1048 * arm.cc (Target_arm::got_section): Make the .got section the first
1049 non RELRO section in the data segment.
1050 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1051 suffixes of section names.
1053 2010-02-24 Doug Kwan <dougkwan@google.com>
1055 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1056 flags and attributes merging if an input file is a binary file.
1057 * fileread.cc (Input_file::open): Record format of original file.
1058 * fileread.h (Input_file::Format): New enum type.
1059 (Input_file::Input_file): Initialize data member format_.
1060 (Input_file::format): New method definition.
1061 (Input_file::format_):: New data member.
1063 2010-02-24 Doug Kwan <dougkwan@google.com>
1065 * arm.cc (Arm_output_data_got): New class.
1066 (ARM_TCB_SIZE): New constant
1067 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1068 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1069 If user uses a script with a SECTIONS clause, issue only a warning
1070 for a misplaced EXIDX input section. Otherwise, issue an error.
1071 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1073 (Target_arm::got_mode_index_entry): Handle static linking.
1074 (Target_arm::Scan::local): Ditto.
1075 (Target_arm::Scan::global): Ditto.
1076 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1077 all incorrectly implemented relocations.
1078 (Target_arm::fix_exidx_coverage): Pass layout to
1079 Arm_output_section::fix_exidx_coverage.
1080 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1081 from ".ARM.exidx." and ".ARM.extab.".
1083 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1085 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1086 section if it does not already exist.
1087 * attributes.cc (Attributes_section_data::Attributes_section_data):
1088 Don't crash if size is zero.
1090 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1091 Ian Lance Taylor <iant@google.com>
1093 * gold.cc (queue_middle_tasks): If no input files were opened,
1095 * workqueue.h (Task_function::Task_function): Assert that there is
1098 2010-02-22 Doug Kwan <dougkwan@google.com>
1100 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1101 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1102 types to avoid warnings due to different uint64_t implementations
1105 2010-02-21 Doug Kwan <dougkwan@google.com>
1107 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1108 handling of the maximum backward branch offset.
1109 (Arm_relocate_functions::thumb_branch_common): Ditto.
1110 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1111 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1112 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1113 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1114 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1115 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1116 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1117 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1118 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1119 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1120 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1121 thumb2_bl_out_of_range.o): New rules.
1122 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1123 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1124 thumb2_bl_out_of_range
1125 * testsuite/Makefile.in: Regenerate.
1126 * testsuite/arm_bl_in_range.s: New file.
1127 * testsuite/arm_bl_out_of_range.s: Ditto.
1128 * testsuite/arm_branch_in_range.sh: Ditto.
1129 * testsuite/arm_branch_range.t: Ditto.
1130 * testsuite/thumb2_branch_range.t: Ditto.
1131 * testsuite/thumb_bl_in_range.s: Ditto.
1132 * testsuite/thumb_bl_out_of_range.s: Ditto.
1133 * testsuite/thumb_branch_range.t: Ditto.
1135 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1137 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1138 Add reloc offset information.
1139 * icf.cc (get_section_contents): Change iterators to point to the new
1140 vectors. Add reloc offset information to the contents.
1141 * icf.h (Icf::Sections_reachable_info): New typedef.
1142 (Icf::Sections_reachable_list): New typedef.
1143 (Icf::Offset_info): New typedef.
1144 (Icf::Reloc_info): New struct typedef.
1145 (Icf::Reloc_info_list): New typedef.
1146 (Icf::symbol_reloc_list): Delete method.
1147 (Icf::addend_reloc_list): Delete method.
1148 (Icf::section_reloc_list): Delete method.
1149 (Icf::reloc_info_list): New method.
1150 (Icf::reloc_info_list_): New member.
1152 2010-02-19 Doug Kwan <dougkwan@google.com>
1154 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1155 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1156 * arm.cc (Arm_relocation_functions): New forward declaration.
1157 (Target_arm::Target_arm): Initialize new data members
1158 got_mod_index_offset_ and tls_base_symbol_defined_.
1159 (Target_arm::Relocate::relocate_tls): New method.
1160 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1161 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1163 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1164 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1165 (Target_arm::got_mod_index_offset_,
1166 Target_arm::tls_base_symbol_defined_): New data members.
1167 (Target_arm::Scan::local, Target::Scan::global,
1168 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1171 2010-02-18 Doug Kwan <dougkwan@google.com>
1173 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1174 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1175 text section as a parameter becuase some broken tools may not set
1176 the link in section header.
1177 (Target_arm::has_got_section): New method.
1178 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1179 without any mapping symbol as data only. Remove warning.
1180 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1181 link in its section header, try to discover the link by inspecting the
1182 REL31 relocation at the beginning of the section.
1183 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1185 (Target_arm::Scan::global): Treat any reference to the symbol
1186 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1188 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1190 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1191 (Scan::global_reloc_may_be_function_pointer): New function.
1192 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1193 (Scan::global_reloc_may_be_function_pointer): New function.
1194 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1195 (Scan::global_reloc_may_be_function_pointer): New function.
1196 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1197 (Scan::global_reloc_may_be_function_pointer): New function.
1198 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1199 (Scan::global_reloc_may_be_function_pointer): New function.
1200 (Scan::possible_function_pointer_reloc): New function.
1201 (Target_x86_64::can_check_for_function_pointers): New function.
1202 * gc.h (gc_process_relocs): Scan relocation types to determine if
1203 function pointers were taken for targets that support it.
1204 * icf.cc (Icf::find_identical_sections): Include functions for
1205 folding in safe ICF whose pointer is not taken.
1206 * icf.h (Secn_fptr_taken_set): New typedef.
1207 (fptr_section_id_): New member.
1208 (section_has_function_pointers): New function.
1209 (set_section_has_function_pointers): New function.
1210 (check_section_for_function_pointers): New function.
1211 * options.h: Fix comment for safe ICF option.
1212 * target.h (can_check_for_function_pointers): New function.
1213 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1214 Modify icf_safe_test for X86-64.
1215 * testsuite/Makefile.in: Regenerate.
1216 * testsuite/icf_safe_so_test.cc: New file.
1217 * testsuite/icf_safe_so_test.sh: New file.
1218 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1219 (main): Change to take pointer to function kept_func_3.
1220 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1221 folding is done correctly for X86-64.
1223 2010-02-12 David S. Miller <davem@davemloft.net>
1225 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1226 is_symbolless parameter.
1227 (Output_reloc<SHT_REL>::is_symbolless): New.
1228 (Output_reloc<SHT_REL>::is_symbolless_): New.
1229 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1230 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1231 (Output_reloc<SHT_RELA>::is_symbolless): New.
1232 (Output_data_reloc::add_global): Handle is_symbolless.
1233 (Output_data_reloc::add_global_relative): Likewise.
1234 (Output_data_reloc::add_local): Likewise.
1235 (Output_data_reloc::add_local_relative): Likewise.
1236 (Output_data_reloc::add_symbolless_global_addend): New.
1237 (Output_data_reloc::add_symbolless_local_addend): New.
1238 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1240 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1241 instead of ->is_relative_
1242 (Output_reloc::write): Likewise.
1243 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1244 (Output_reloc::write_rel): Simplify.
1246 * sparc.cc (Target_sparc::Scan::local): Use
1247 ->add_symbolless_local_addend as needed.
1248 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1249 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1250 based upon relocation offset.
1252 2010-02-11 Doug Kwan <dougkwan@google.com>
1254 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1255 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1256 beginning of function.
1257 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1258 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1259 parameter is_32bit in calls to should_apply_static_reloc.
1260 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1261 (check_DATA): Add arm_abs_global.stdout.
1262 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1263 arm_abs_global.stdout): New rules.
1264 (MOSTLLYCLEANFILES): Add arm_abs_global
1265 * Makefile.in: Regenerate.
1266 * testsuite/arm_abs_global.s: New file.
1267 * testsuite/arm_abs_global.sh: Ditto.
1268 * testsuite/arm_abs_lib.s: Ditto.
1270 2010-02-11 Ian Lance Taylor <iant@google.com>
1272 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1274 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1275 Allocate_commons_task first.
1276 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1277 task, rather than symtab_lock_.
1278 (Gc_process_relocs::~Gc_process_relocs): New function.
1279 (Gc_process_relocs::is_runnable): Check this_blocker_.
1280 (Gc_process_relocs::locks): Use next_blocker_ rather than
1282 (Scan_relocs::~Scan_relocs): New function.
1283 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1285 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1287 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1288 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1289 constructor accordingly.
1290 (class Gc_process_relocs): Likewise.
1291 (class Scan_relocs): Likewise.
1292 * common.h (class Allocate_commons_task): Remove symtab_lock_
1293 field, and corresponding constructor parameter.
1294 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1296 (Allocate_commons_task::locks): Likewise.
1298 2010-02-11 Ian Lance Taylor <iant@google.com>
1300 * gold-threads.h (class Once): Define.
1301 (class Initialize_lock): Rewrite as child of Once.
1302 * gold-threads.cc (class Once_initialize): Define.
1303 (once_pointer_control): New static variable.
1304 (once_pointer, once_arg): New static variables.
1305 (c_run_once): New static function.
1306 (Once::Once, Once::run_once, Once::internal_run): New functions.
1307 (class Initialize_lock_once): Remove.
1308 (initialize_lock_control): Remove.
1309 (initialize_lock_pointer): Remove.
1310 (initialize_lock_once): Remove.
1311 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1312 (Initialize_lock::initialize): Rewrite.
1313 (Initialize_lock::do_run_once): New function.
1314 * archive.cc (Archive::interpret_header): Only clear name if it is
1316 * fileread.cc: Include "gold-threads.h"
1317 (file_counts_lock): New static variable.
1318 (file_counts_initialize_lock): Likewise.
1319 (File_read::release): Only increment counts when using --stats.
1320 Use a lock around the increment.
1321 * parameters.cc (class Set_parameters_target_once): Define.
1322 (set_parameters_target_once): New static variable.
1323 (Parameters::Parameters): Move here from parameters.h.
1324 (Parameters::set_target): Rewrite.
1325 (Parameters::set_target_once): New function.
1326 (Parameters::clear_target): Move here and rewrite.
1327 * parameters.h (class Parameters): Update declarations. Add
1328 set_parameters_target_once_ field.
1329 (Parameters::Parameters): Move to parameters.cc.
1330 (Parameters::clear_target): Likewise.
1331 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1333 (Start_group::~Start_group): New function.
1334 (Start_group::is_runnable): New function.
1335 (Start_group::locks, Start_group::run): New functions.
1336 (Finish_group::run): Change saw_undefined to size_t.
1337 * readsyms.h (class Start_group): Define.
1338 (class Finish_group): Change saw_undefined_ field to size_t.
1339 (Finish_group::Finish_group): Remove saw_undefined and
1340 this_blocker parameters. Change all callers.
1341 (Finish_group::set_saw_undefined): New function.
1342 (Finish_group::set_blocker): New function.
1343 * symtab.h (class Symbol_table): Change saw_undefined to return
1344 size_t. Change saw_undefined_ field to size_t.
1345 * target-select.cc (Set_target_once::do_run_once): New function.
1346 (Target_selector::Target_selector): Initialize set_target_once_
1347 field. Don't initialize lock_ and initialize_lock_ fields.
1348 (Target_selector::instantiate_target): Rewrite.
1349 (Target_selector::set_target): New function.
1350 * target-select.h (class Set_target_once): Define.
1351 (class Target_selector): Update declarations. Make
1352 Set_target_once a friend. Remove lock_ and initialize_lock_
1353 fields. Add set_target_once_ field.
1355 2010-02-10 Ian Lance Taylor <iant@google.com>
1357 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1359 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1360 (queue_middle_tasks): Add all blockers before queueing any tasks.
1361 (queue_final_tasks): Likewise.
1362 * token.h (Task_token::add_blockers): New function.
1363 * object.h (Input_objects::number_of_relobjs): New function.
1365 2010-02-10 Ian Lance Taylor <iant@google.com>
1367 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1368 shared, not if not position independent.
1369 * x86_64.cc (Relocate::relocate_tls): Likewise.
1370 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1371 (tls_pie_pic_test): New target.
1372 * testsuite/Makefile.in: Rebuild.
1374 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1375 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1376 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1377 * testsuite/Makefile.in: Rebuild.
1379 2010-02-09 David S. Miller <davem@davemloft.net>
1381 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1382 R_SPARC_RELATIVE using ->add_local_relative().
1383 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1385 * output.h (Output_data_dynamic::add_section_size): New method
1386 that takes two Output_data objects.
1387 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1388 entry param. Handle it in initializers.
1389 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1390 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1391 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1393 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1394 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1395 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1396 for dynrel_includes_plt.
1397 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1398 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1399 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1401 (Target_sparc::do_finalize_sections): Update to pass true for
1402 dynrel_includes_plt.
1403 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1404 output before .rela.plt
1405 (Target_powerpc::do_finalize_sections): Update to pass true for
1406 dynrel_includes_plt when 32-bit.
1408 2010-02-08 Doug Kwan <dougkwan@google.com>
1410 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1412 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1413 Arm_relobj::scan_section_for_cortex_a8_stubs,
1414 Arm_relobj::do_relocation_section): Instead of calling
1415 Output_section::output_address, use faster
1416 Arm_relobj::simple_input_section_output_address.
1418 2010-02-08 David S. Miller <davem@davemloft.net>
1420 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1421 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1422 relocation helper function.
1424 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1425 just like R_SPARC_GOT{10,13,22}.
1426 (Target_sparc::Scan::local): Likewise.
1427 (Target_sparc::Relocate:relocate): Likewise.
1429 2010-02-06 Ian Lance Taylor <iant@google.com>
1431 * configure.ac: Rewrite targetobjs duplicate removal code to use
1432 only shell constructs.
1433 * configure: Rebuild.
1435 2010-02-05 Doug Kwan <dougkwan@google.com>
1438 * arm.cc (Arm_relobj::section_is_scannable): New method.
1439 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1440 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1442 2010-02-04 Doug Kwan <dougkwan@google.com>
1445 * arm-reloc-property.cc (cstdio): Include.
1446 * configure.ac (targetobjs): Remove duplicates.
1447 * configure: Regenerate.
1448 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1449 big and little endian version for a given address size.
1451 2010-02-03 Doug Kwan <dougkwan@google.com>
1453 * arm-reloc-property.cc
1454 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1456 * arm-reloc-property.h
1457 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1458 New method definition.
1459 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1461 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1463 (GOT_PREL): Change implemented to Y.
1464 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1465 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1466 (Arm_relocate_functions::movw_abs_nc): Remove method.
1467 (Arm_relocate_functions::movt_abs): Ditto.
1468 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1469 (Arm_relocate_functions::thm_movt_abs): Ditto.
1470 (Arm_relocate_functions::movw_rel_nc): Ditto.
1471 (Arm_relocate_functions::movw_rel): Ditto.
1472 (Arm_relocate_functions::movt_rel): Ditto.
1473 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1474 (Arm_relocate_functions:thm_movw_rel): Ditto.
1475 (Arm_relocate_functions:thm_movt_rel): Ditto.
1476 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1477 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1478 New method definitions.
1479 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1480 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1481 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1482 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1483 (Target_arm::Relocate::relocate): Check for non-static or
1484 unimplemented relocation code and exit early. Change calls to
1485 Target_arm::reloc_uses_thumb_bit and
1486 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1487 instead. Refactor code to handle similar relocations to increase
1488 code sharing. Remove check for unsupported relocation code in switch
1490 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1491 relocation property table to find out size. Change error message to
1492 print out the name of a relocation code instead of the numeric value.
1493 (Target_arm::scan_reloc_for_stub): Use relocation property table
1494 instead of calling Target_arm::reloc_uses_thumb_bit().
1496 2010-02-02 Doug Kwan <dougkwan@google.com>
1498 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1499 types of relaxed input section.
1501 2010-02-02 Doug Kwan <dougkwan@google.com>
1503 * Makefile.am (HFILES): Add arm-reloc-property.h.
1505 (TARGETSOURCES): Add arm-reloc-property.cc
1506 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1507 (libgold_a_SOURCES): $(DEFFILES)
1508 * Makefile.in: Regenerate.
1509 * arm-reloc-property.cc: New file.
1510 * arm-reloc-property.h: New file.
1511 * arm-reloc.def: New file.
1512 * arm.cc: Update comments.
1513 (arm-reloc-property.h): New included header.
1514 (arm_reloc_property_table): New global variable.
1515 (Target_arm::do_select_as_default_target): New method definition.
1516 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1517 arm-reloc-property to targ_extra_obj.
1518 * parameters.cc (set_parameters_target): Call
1519 Target::select_as_default_target().
1520 * target.h (Target::select_as_default_target): New method definition.
1521 (Target::do_select_as_default_target): Same.
1523 2010-02-01 Doug Kwan <dougkwan@google.com>
1525 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1526 first_output_text_section_.
1527 (Arm_exidx_fixup::first_output_text_section): New method definition.
1528 (Arm_exidx_fixup::first_output_text_section_): New data member.
1529 (Arm_exidx_fixup::process_exidx_section): Record the first text
1530 output section seen.
1531 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1532 and entsize in output section header.
1534 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1536 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1537 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1538 (Arm_relocate_functions::thm_alu11): New Method.
1539 (Arm_relocate_functions::thm_pc8): New Method.
1540 (Arm_relocate_functions::thm_pc12): New Method.
1541 (Target_arm::Scan::local): Handle the relocations.
1542 (Target_arm::Scan::global): Likewise.
1543 (Target_arm::Relocate::relocate): Likewise.
1544 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1546 2010-01-29 Doug Kwan <dougkwan@google.com>
1548 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1549 of relocation types as ld.
1551 2010-01-29 Doug Kwan <dougkwan@google.com>
1553 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1555 (Arm_relocate_functions::thumb_branch_common): Ditto.
1556 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1557 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1558 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1559 Arm_relocate_functions::jump24): Remove.
1560 (Target_arm::Relocate::relocate): Adjust code to call
1561 Arm_relocation_functions::arm_branch_common and
1562 Arm_relocation_functions::thumb_branch_common instead of their removed
1563 wrappers. Merge switch-cases together to reduce source code size.
1565 2010-01-29 Doug Kwan <dougkwan@google.com>
1567 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1568 output_local_symbol_count_needs_update_.
1569 (Arm_relobj::output_local_symbol_count_needs_update,
1570 Arm_relobj::set_output_local_symbol_count_needs_update,
1571 Arm_relobj::update_output_local_symbol_count): New methods.
1572 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1574 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1575 of pointed function as in a R_ARM_PREL31 relocation.
1576 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1577 for output local symbol count updating.
1578 (Target_arm::do_relax): Update output local symbol counts in objects
1580 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1582 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1584 * arm.cc: Added support for the ARM relocations:
1585 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1586 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1587 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1589 (Arm_relocate_functions::movw_rel): New method.
1590 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1591 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1593 (Arm_relocate_functions::thm_movw_rel): New method.
1594 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1596 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1598 (Target_arm::Scan::global): Likewise.
1599 (Target_arm::Relocate::relocate): Likewise.
1600 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1603 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1605 * arm.cc: Added support for ARM group relocations.
1606 (Target_arm::reloc_needs_sym_origin): New method.
1607 (Arm_relocate_functions::calc_grp_kn): New method.
1608 (Arm_relocate_functions::calc_grp_residual): New method.
1609 (Arm_relocate_functions::calc_grp_gn): New method.
1610 (Arm_relocate_functions::arm_grp_alu): New Method.
1611 (Arm_relocate_functions::arm_grp_ldr): New Method.
1612 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1613 (Arm_relocate_functions::arm_grp_ldc): New Method.
1614 (Target_arm::Scan::local): Handle the ARM group relocations.
1615 (Target_arm::Scan::global): Likewise.
1616 (Target_arm::Relocate::relocate): Likewise.
1617 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1620 2010-01-26 Doug Kwan <dougkwan@google.com>
1622 * arm.cc (set): Include.
1623 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1625 (Arm_output_section::Text_section_list): New type.
1626 (Arm_output_section::append_text_sections_to_list): New method.
1627 (Arm_output_section::fix_exidx_coverage): Ditto.
1628 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1629 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1630 Relobj::set_section_offset() instead of
1631 Sized_relobj::invalidate_section_offset().
1632 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1633 parameter for section headers. Ignore relocation sections for
1634 unallocated sections and EXIDX sections.
1635 (Target_arm::fix_exidx_coverage): New method.
1636 (Target_arm::output_section_address_less_than): New type.
1637 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1638 linked text section instead of the EXIDX section.
1639 (Arm_output_section::create_stub_group): Add an assertion to check
1640 that this is not an EXIDX output section.
1641 (Arm_output_section::append_text_sections_to_list): New method.
1642 (Arm_output_section::fix_exidx_coverage): Ditto.
1643 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1644 Arm_relobj::section_needs_reloc_stub_scanning.
1645 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1647 (Target_arm::fix_exidx_coverage): New method.
1648 * object.h (Relobj::set_output_section): New method.
1649 (Sized_relobj::invalidate_section_offset): Remove method.
1650 (Sized_relobj::do_invalidate_section_offset): Remove method.
1651 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1653 2010-01-25 Doug Kwan <dougkwan@google.com>
1655 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1656 Fix warning due to signed and unsigned comparison on a 32-bit host.
1658 2010-01-22 Doug Kwan <dougkwan@google.com>
1660 * arm.cc (Target_arm::do_relax): Record an output section for section
1661 offset adjustment it contains any stub table that has changed.
1662 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1663 offsets in an output section if necessary.
1664 * output.cc (Output_section::Output_section): Initialize
1665 section_offsets_need_adjustments_.
1666 (Output_section::add_input_section_for_script): Renamed to
1667 Output_section::add_simple_input_section.
1668 (Output_section::save_states): Add a comment.
1669 (Output_section::discard_states): New method defintion.
1670 (Output_section::adjust_section_offsets): Same.
1671 * output.h (Output_section::add_input_section_for_script): Renamed to
1672 Output_section::add_simple_input_section.
1673 (Output_section::discard_states): New method declaration.
1674 (Output_section::adjust_section_offsets): Same.
1675 (Output_section::section_offsets_need_adjustment,
1676 Output_section::set_section_offsets_need_adjustment): New method
1678 (Output_section::section_offsets_need_adjustment_): New data member.
1679 * script-sections.cc
1680 (Output_section_element_input::set_section_address): Adjust code for
1681 renaming of Output_section::add_input_section_for_script.
1682 (Orphan_output_section::set_section_address): Same.
1684 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1686 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1687 Fix_v4bx enum values .
1688 * gold/options.h (General_options): New option definitions.
1689 (General_options::fix_v4bx): New method.
1690 (General_options::Fix_v4bx): New enum.
1691 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1692 (General_options::parse_fix_v4bx_interworking): New method.
1694 2010-01-22 Doug Kwan <dougkwan@google.com>
1696 * arm.cc (Arm_exidx_fixup): New class.
1698 2010-01-21 Doug Kwan <dougkwan@google.com>
1700 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1702 (Arm_exidx_section_offset_map): New type.
1704 2010-01-21 Doug Kwan <dougkwan@google.com>
1706 * arm.cc (Arm_exidx_input_section): New class.
1707 (Arm_relobj::exidx_input_section_by_link,
1708 Arm_relobj::exidx_input_section_by_shndx,
1709 Arm_relobj::make_exidx_input_section): New methods.
1710 (read_arm_attributes_section): Remove.
1711 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1712 information about them.
1713 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1716 2010-01-20 Doug Kwan <dougkwan@google.com>
1718 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1719 Input_section_specifier to Section_id.
1720 (Target_arm::new_arm_input_section: Adjust code for change of key
1722 (Target_arm::find_arm_input_section): Ditto.
1723 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1724 (Section_id): Remove.
1725 (Garbage_collection::Section_id_hash): Remove.
1726 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1727 (Section_id): Remove.
1728 (Icf::Section_id_hash): Remove.
1729 * object.h (Section_id, Const_section_id, Section_id_hash,
1730 Const_section_id_hash): New type definitions.
1731 * output.cc (Output_section::add_relaxed_input_section): Change to
1732 use Const_section_id instead of Input_section_specifier as key type.
1733 (Output_section::add_merge_input_section): Ditto.
1734 (Output_section::build_relaxation_map): Change to use Section_id
1735 instead of Input_section_specifier as key type.
1736 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1738 (Output_section::convert_input_sections_to_relaxed_sections): Change
1739 to use Const_section_id instead of Input_section_specifier as key type.
1740 (Output_section::find_merge_section): Ditto.
1741 (Output_section::find_relaxed_input_section): Ditto.
1742 * output.h (Input_section_specifier): Remove class.
1743 (Output_section::Output_section_data_by_input_section_map): Change
1744 key type to Const_section_id.
1745 (Output_section::Output_relaxed_input_section_by_input_section_map):
1747 (Output_section::Relaxation_map): Change key type to Section_id.
1749 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1751 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1752 (class Arm_v4bx_stub): New class.
1753 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1754 (Stub_factory::make_arm_v4bx_stub): New method.
1755 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1756 (Stub_table::empty): Handle v4bx stubs.
1757 (Stub_table::add_arm_v4bx_stub): New method.
1758 (Stub_table::find_arm_v4bx_stub): New method.
1759 (Arm_relocate_functions::v4bx): New method.
1760 (Target_arm::fix_v4bx): New method.
1761 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1762 (Stub_table::relocate_stubs): Likewise.
1763 (Stub_table::do_write): Likewise.
1764 (Stub_table::update_data_size_and_addralign): Likewise.
1765 (Stub_table::finalize_stubs): Likewise.
1766 (Target_arm::Scan::local): Likewise.
1767 (Target_arm::Scan::global): Likewise.
1768 (Target_arm::do_finalize_sections): Likewise.
1769 (Target_arm::Relocate::relocate): Likewise.
1770 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1772 (Target_arm::scan_reloc_for_stub): Likewise.
1773 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1775 2010-01-19 Ian Lance Taylor <iant@google.com>
1777 * output.cc (Output_section_headers::do_sized_write): Write large
1778 segment count to sh_info field.
1779 (Output_file_header::do_sized_write): For large segment count,
1780 write PN_XNUM to e_phnum field.
1782 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1784 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1785 (Arm_relocate_functions::thm_jump8): New function.
1786 (Arm_relocate_functions::thm_jump11): New function.
1787 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1789 (Target_arm::Scan::global): Likewise.
1790 (Target_arm::Relocate::relocate): Likewise.
1791 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1794 2010-01-14 Doug Kwan <dougkwan@google.com>
1796 * arm.cc (map, utility): Include headers.
1797 (Target_arm::apply_cortex_a8_workaround): New method.
1798 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1799 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1800 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1801 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1802 the --[no-]fix-cortex-a8 command line options.
1803 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1804 (Target_arm::relocate_stub): Use addend in instruction template.
1805 * options.h (DEFINE_bool): Set the user-set flag.
1806 (General_options): Add --[no-]-fix-cortex options.
1807 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1808 : Update fast look-up map after conversion.
1810 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1812 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1813 in the first pass of do_layout.
1815 2010-01-13 Doug Kwan <dougkwan@google.com>
1817 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1818 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1819 apparent compiler problem of not folding static constant integral
1820 data members of elfcpp::Elf_sizes<32>.
1822 2010-01-13 Doug Kwan <dougkwan@google.com>
1824 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1825 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1826 Arm_relobj::scan_section_for_cortex_a8_erratum,
1827 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1828 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1829 sections to scan for relocation stubs into a new method
1830 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1831 relocation and Cortex-A8 stub scanning.
1832 (Target_arm::do_relax): Force stubs to be after stubbed sections
1833 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1834 the beginning of a new relaxation pass. Update a comment.
1835 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1837 2010-01-12 Ian Lance Taylor <iant@google.com>
1839 * target-reloc.h (visibility_error): New inline function.
1840 (relocate_section): Call visibility_error.
1841 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1842 (MOSTLYCLEANFILES): Likewise.
1843 (protected_4_pic.o, protected_3.err): New targets.
1844 * testsuite/protected_4.cc: New file.
1846 2010-01-12 Doug Kwan <dougkwan@google.com>
1848 * arm.cc (Cortex_a8_reloc): New class.
1849 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1850 and cortex_a8_relocs_info_.
1851 (Target_arm::fix_cortex_a8): New method definition.
1852 (Target_arm::Cortex_a8_relocs_info): New type.
1853 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1854 New data member declarations.
1855 (Target_arm::scan_reloc_for_stub): Record information about
1856 relocations for THUMB branches that might be exempted from the
1857 Cortex-A8 workaround.
1858 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1859 at the beginning of a relaxation pass.
1861 2010-01-12 Doug Kwan <dougkwan@google.com>
1863 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1864 (Arm_relobj::Mapping_symbol_position,
1865 Arm_reloj::Mapping_symbol_position_less,
1866 Arm_relobj::Mapping_symbols_info): New types.
1867 (Target_arm::is_mapping_symbol_name): New method definition.
1868 (Arm_relobj::do_count_local_symbols): Save information about mapping
1871 2010-01-11 Doug Kwan <dougkwan@google.com>
1873 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1874 Arm_relocate_functions::thumb32_branch_upper,
1875 Arm_relocate_functions::thumb32_branch_lower,
1876 Arm_relocate_functions::thumb32_cond_branch_offset,
1877 Arm_relocate_functions::thumb32_cond_branch_upper,
1878 Arm_relocate_functions::thumb32_cond_branch_lower,
1879 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1880 branch offset encoding.
1881 (Arm_relocate_functions::thumb_branch_common): Use new branch
1882 offset encoding methods to avoid code duplication.
1883 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1884 (Stub_addend_reader::operator()): Use new branch encoding method
1885 to avoid code duplication.
1887 2010-01-11 Doug Kwan <dougkwan@google.com>
1889 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1890 (Target_arm::do_finalize_sections): Define special EXIDX section
1891 symbols only if referenced.
1892 * gc.h (Garbage_collection::add_reference): New method.
1893 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1896 2010-01-11 Ian Lance Taylor <iant@google.com>
1898 * script.cc (Version_script_info::build_expression_list_lookup):
1899 Change complaing about duplicate wildcard match from error to
1902 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1904 (Version_script_info::Version_script_info): Initialize globs_,
1905 default_version_, default_is_global_, and exact_. Don't
1906 initialize globals_ or locals_.
1907 (Version_script_info::build_lookup_tables): Build local symbols
1909 (Version_script_info::unquote): New function.
1910 (Version_script_info::add_exact_match): New function.
1911 (Version_script_info::build_expression_list_lookup): Remove lookup
1912 parameter. Add is_global parameter. Change all callers. Handle
1913 wildcard pattern specially. Unquote pattern. Call
1915 (Version_script_info::get_name_to_match): New function.
1916 (Version_script_info::get_symbol_version): New function.
1917 (Version_script_info::get_symbol_version_helper): Remove.
1918 (Version_script_info::check_unmatched_names): Call unquote.
1919 * script.h (class Version_script_info): Change get_symbol_version
1920 to be non-inline and add is_global parameter; change all callers.
1921 Rewrite symbol_is_local. Update declarations. Define struct
1922 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1923 Remove globals_ and locals_ members. Add exact_, globs_,
1924 default_version_, is_global_.
1925 (Version_script_info::Glob): Remove pattern, add expression and
1926 is_global. Update constructor. Change all callers.
1927 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1929 (Versions::symbol_section_contents): If a symbol is undefined, or
1930 defined in a dynamic object, set the version index to
1932 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1934 (Symbol_table::add_from_pluginobj): Likewise.
1935 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1937 2010-01-11 Doug Kwan <dougkwan@google.com>
1939 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1940 (incremental_dump_LDADD): Add linking option for libintl.
1941 * Makefile.in: Regenerate.
1943 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1946 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1948 * testsuite/Makefile.in: Regenerated.
1950 2010-01-10 Doug Kwan <dougkwan@google.com>
1952 * options.h (DEFINE_var): Use parentheses around argument varname__
1953 in macro body to avoid any unintended subsequent substitutions.
1955 2010-01-10 Ian Lance Taylor <iant@google.com>
1957 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1958 candidates before doing symbol resolution.
1960 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1961 ODR candidates if only one is weak.
1963 2010-01-08 Ian Lance Taylor <iant@google.com>
1965 * script.cc (Version_script_info::build_expression_list_lookup):
1966 Don't warn about ambiguous version, just record the ambiguity.
1967 (Version_script_info::get_symbol_version_helper): Give error if
1968 version is ambiguous.
1970 2010-01-08 Doug Kwan <dougkwan@google.com>
1972 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1973 prev_data_size_ and prev_addralign_. Remove initializer for
1974 deleted data member has_been_changed_.
1975 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1976 to determine if the table is empty.
1977 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1979 (Stub_table::add_reloc_stub): Define method in class definition
1980 instead of just declaring it there.
1981 (Stub_table::add_cortex_a8_stub): New method definition.
1982 (Stub_table::update_data_size_and_addralign): Ditto.
1983 (Stub_table::finalize_stubs): Ditto.
1984 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1985 (Stub_table::do_addralign_): Return address alignment in the
1986 (Stub_table::do_reset_address_and_file_offset): Define method in
1987 class definition instead of declaring it there. Set current data
1988 size to be the data size of the previous pass.
1989 (Stub_table::set_final_data_size): Use current data size as the
1991 (Stub_table::relocate_stub): Change parameter type of stub from
1992 Reloc_stub pointer to Stub pointer.
1993 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1994 (Stub_table::Cortex_a8_stub_list): New typedef.
1995 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1996 Stub_table::prev_addralign_): New data member.
1997 (Arm_relobj::Arm_relobj): Initialize data member
1998 section_has_cortex_a8_workaround_.
1999 (Arm_relobj::section_has_cortex_a8_workaround,
2000 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2002 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2004 (Target_arm::relocate_stub): Change parameter type of stub from
2005 Reloc_stub pointer to Stub pointer.
2006 (Insn_template::size, Insn_template::alignment): Handle
2007 THUMB16_SPECIAL_TYPE.
2008 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2009 Stub_table::update_data_size_and_addralign,
2010 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2012 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2013 (Stub_table::do_write): Ditto.
2014 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2016 2010-01-08 Ian Lance Taylor <iant@google.com>
2019 * symtab.h (class Symbol): Remove fields is_target_special_ and
2020 has_plt_offset_. Add field is_defined_in_discarded_section_.
2021 (Symbol::is_defined_in_discarded_section): New function.
2022 (Symbol::set_is_defined_in_discarded_section): New function.
2023 (Symbol::has_plt_offset): Rewrite.
2024 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2025 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2026 Don't initialize is_target_special_ or has_plt_offset_.
2027 Initialize is_defined_in_discarded_section_.
2028 (Symbol_table::add_from_relobj): If appropriate, set
2029 is_defined_in_discarded_section.
2030 * resolve.cc (Symbol::override_base_with_special): Don't test
2031 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2032 * target-reloc.h (relocate_section): Do special handling for
2033 symbols defined in discarded sections for global symbols as well
2036 2010-01-08 Ian Lance Taylor <iant@google.com>
2038 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2039 the SHT_SYMTAB case.
2041 2010-01-08 Ian Lance Taylor <iant@google.com>
2043 * object.cc (Sized_relobj::do_layout): Don't get confused if
2044 layout_eh_frame returns NULL.
2046 2010-01-08 Ian Lance Taylor <iant@google.com>
2049 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2050 dynamic symbol table, use the normal symbol table.
2051 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2054 2010-01-08 Ian Lance Taylor <iant@google.com>
2057 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2060 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2062 * version.cc (print_version): Change to "Copyright 2010".
2064 2010-01-08 Ian Lance Taylor <iant@google.com>
2068 * i386.cc (class Target_i386): Change return type of plt_section
2070 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2071 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2072 tls_desc_rel_ field.
2073 (Output_data_plt_i386::rel_tls_desc): New function.
2074 (Target_i386::rel_tls_desc_section): New function.
2075 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2076 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2077 R_386_TLS_DESC reloc in rel_tls_desc_section.
2078 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2079 Define struct Tlsdesc_info.
2080 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2081 (Target_x86_64::do_reloc_symbol_index): New function.
2082 (Target_x86_64::add_tlsdesc_info): New function.
2083 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2084 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2086 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2088 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2089 (Target_x86_64::rela_tlsdesc_section): New function.
2090 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2092 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2093 (Target_x86_64::do_reloc_addend): New function.
2094 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2095 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2096 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2097 (Output_reloc::type): New function.
2098 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2099 (Output_reloc::is_target_specific): New function.
2100 (Output_reloc::target_arg): New function.
2101 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2102 absolute relocs and target specific relocs.
2103 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2104 add_target_specific.
2105 (class Output_data_reloc) [SHT_RELA]: Likewise.
2106 * output.cc (Output_reloc::Output_reloc): Add four new versions
2107 for absolute relocs and target specific relocs.
2108 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2109 (Output_reloc::get_symbol_index): Likewise.
2110 (Output_reloc::local_section_offset): Check that local_sym_index_
2111 is not TARGET_CODE or 0.
2112 (Output_reloc::symbol_value): Likewise.
2113 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2115 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2116 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2118 * layout.cc (add_target_dynamic_tags): Use output section for
2119 DT_PLTRELSZ and DT_JMPREL.
2121 2010-01-07 Ian Lance Taylor <iant@google.com>
2124 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2126 (class Output_data_reloc_generic): Define.
2127 (class Output_data_reloc_base): Change base class to
2128 Output_data_reloc_generic. Change add() method to call
2129 bump_relative_reloc_count for a relative reloc. Remove
2131 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2133 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2134 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2136 * layout.h (class Layout): Update declaration.
2138 2010-01-07 Ian Lance Taylor <iant@google.com>
2140 * output.h (class Output_data): Add const version of
2141 output_section and do_output_section.
2142 (class Output_section_data): Add const version of
2144 (class Output_section): Likewise.
2145 * layout.cc (Layout::add_target_dynamic_tags): New function.
2146 * layout.h (class Layout): Update declarations.
2147 * arm.cc (Target_arm::do_finalize_sections): Use
2148 add_target_dynamic_tags.
2149 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2150 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2151 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2152 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2154 2010-01-07 Ian Lance Taylor <iant@google.com>
2157 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2160 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2161 Ian Lance Taylor <iant@google.com>
2164 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2165 Xindex::read_symtab_xindex.
2167 2010-01-07 Doug Kwan <dougkwan@google.com>
2169 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2170 (Insn_template::thumb16_bcond_insn): New method declaration.
2171 (Insn_template): Fix spelling.
2172 (Stub::thumb16_special): New method declaration.
2173 (Stub::do_write): Define virtual method which was previously pure
2175 (Stub::do_thumb16_special): New method declaration.
2176 (Stub::do_fixed_endian_write): New template member.
2177 (Reloc_stub::do_write): Remove.
2178 (Reloc_stub::do_fixed_endian_write): Remove.
2179 (Cortex_a8_stub): New class definition.
2180 (Stub_factory::make_cortex_a8_stub): New method definition.
2181 (Stub_factory::Stub_factory): Add missing static storage class
2182 qualifier for elf32_arm_stub_a8_veneer_blx.
2184 2010-01-07 Ian Lance Taylor <iant@google.com>
2187 * options.h (class General_options): Add --warn-unresolved-symbols
2188 and --error-unresolved-symbols.
2189 * errors.cc (Errors::undefined_symbol): Implement
2190 --warn-unresolved-symbols.
2192 * options.h (class General_options): Add -z text and -z textoff.
2193 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2195 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2197 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2198 (Garbage_collection::cident_sections): New function.
2199 (Garbage_collection::add_cident_section): New function.
2200 (Garbage_collection::cident_sections_): New member.
2201 (gc_process_relocs): Add references to sections whose names are C
2203 * gold.h (cident_section_start_prefix): New constant.
2204 (cident_section_stop_prefix): New constant.
2205 (is_cident): New function.
2206 * layout.cc (Layout::define_section_symbols): Replace string constants
2207 with the newly defined constants.
2208 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2210 * testsuite/Makefile.am: Add gc_orphan_section_test.
2211 * testsuite/Makefile.in: Regenerate.
2212 * testsuite/gc_orphan_section_test.cc: New file.
2213 * testsuite/gc_orphan_section_test.sh: New file.
2215 2010-01-06 Ian Lance Taylor <iant@google.com>
2218 * options.h (class General_options): Add --warn-shared-textrel.
2219 * layout.cc (Layout::finish_dynamic_section): Implement
2220 --warn-shared-textrel.
2223 * options.h (class General_options): Add --warn-multiple-gp.
2225 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2227 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2228 $(THREADSLIB) and $(LIBDL).
2229 * Makefile.in: Rebuild.
2231 2010-01-06 Ian Lance Taylor <iant@google.com>
2234 * options.cc (General_options::parse_section_start): New function.
2235 (General_options::section_start): New function.
2236 (General_options::General_options): Initialize all members.
2237 * options.h: Include <map>
2238 (class General_options): Add --section-start. Add section_starts_
2240 * layout.cc (Layout::attach_allocated_section_to_segment): If
2241 --section-start was used, set the address of the segment. Remove
2242 local sort_sections.
2243 (Layout::relaxation_loop_body): If the address of the load segment
2244 has been set by --section-start, don't use it.
2245 * output.h (Output_segment::update_flags_for_output_section): New
2247 * output.cc (Output_segment::add_output_section): Call
2248 update_flags_for_output_section.
2250 2010-01-05 Ian Lance Taylor <iant@google.com>
2253 * options.h (class General_options): Add --undefined-version.
2254 * script.cc (struct Version_expression): Add was_matched_by_symbol
2256 (Version_script_info::matched_symbol): New function.
2257 (Version_script_info::get_symbol_version_helper): Call
2259 (Version_script_info::check_unmatched_names): New function.
2260 * script.h (class Version_script_info): Update declarations.
2261 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2263 * options.h (class General_options): Use DEFINE_bool_alias for
2264 allow_multiple_definition.
2265 * resolve.cc (Symbol_table::should_override): Don't test
2266 allow_multiple_definition.
2269 * options.h (class General_options): Add --cref.
2270 * main.cc (main): Print cref table if --cref. Don't close mapfile
2271 until after printing cref table.
2272 * cref.cc: Include "symtab.h".
2273 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2274 (Cref_table_compare::operator()): New function.
2275 (Cref_inputs::gather_cref): New function.
2276 (filecol): New static const.
2277 (Cref_inputs::print_cref): New function.
2278 (Cref::print_cref): New function.
2279 * cref.h: Include <cstdio>.
2280 (class Cref): Update declarations.
2281 * mapfile.h (Mapfile::file): New function.
2282 * object.h (class Object): Define Symbols. Declare virtual
2283 do_get_global_symbols.
2284 (Object::get_global_symbols): New function.
2285 * object.cc (Input_objects::add_object): Pass object to cref_ if
2287 (Input_objects::archive_start): Likewise.
2288 (Input_objects::archive_stop): Likewise.
2289 (Input_objects::print_cref): New function.
2290 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2291 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2293 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2295 * plugin.h (class Sized_pluginobj): Update declarations.
2297 2010-01-05 Ian Lance Taylor <iant@google.com>
2299 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2300 to is_default_version. Rename insdef to insdefault.
2301 (Symbol_table::add_from_relobj): Rename def to is_default_version
2302 and local to is_forced_local.
2303 (Symbol_table::add_from_pluginobj): Likewise.
2304 (Symbol_table::add_from_dynobj): Likewise.
2305 (Symbol_table::define_special_symbol): Rename insdef to
2308 2010-01-04 Ian Lance Taylor <iant@google.com>
2311 * options.h (class General_options): Add
2312 --allow-multiple-definition and -z muldefs.
2313 * resolve.cc (Symbol_table::should_override): Don't warn about a
2314 multiple symbol definition if --allow-multiple-definition or -z
2318 * options.h (class General_options): Add --add-needed and
2319 --copy-dt-needed-entries. Tweak --as-needed help entry.
2320 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2321 error if --copy-dt-needed-entries aka --add-needed is used and
2322 would cause a change in behaviour.
2325 * options.h (class General_options): Add -G as a short version of
2326 --shared. Add no-op options -assert, -g, and -i.
2328 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2330 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2331 check for .text or .gnu.linkonce.t sections.
2332 * icf.cc (Icf::find_identical_sections): Ditto.
2333 Change the detection for mangled function name within the section
2335 * icf.h (is_section_foldable_candidate): New function.
2337 2009-12-30 Ian Lance Taylor <iant@google.com>
2340 * options.h (class General_options): Permit two dashes with
2341 --retain-symbols-file.
2343 2009-12-30 Ian Lance Taylor <iant@google.com>
2346 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2347 don't put the file header and segment headers in the text
2351 * common.cc (Sort_commons::operator()): Stabilize sort when both
2353 (Symbol_table::do_allocate_commons_list): When allocating common
2354 symbols, skip a symbol which is no longer common.
2355 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2356 an object before checking its type.
2357 * testsuite/common_test_2.c: New file.
2358 * testsuite/common_test_3.c: New file.
2359 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2360 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2361 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2362 (common_test_2_pic.o, common_test_2.so): New targets.
2363 (common_test_3_pic.o, common_test_3.so): New targets.
2364 * testsuite/Makefile.in: Rebuild.
2367 * script.cc (read_input_script): If we see a new SECTIONS clause,
2368 and we have added an input section, give an error.
2369 * layout.h (class Layout): Add have_added_input_section function.
2370 Add have_added_input_section_ field.
2371 * layout.cc (Layout::Layout): Initialize
2372 have_added_input_section_.
2373 (Layout::layout): Set have_added_input_section_.
2374 (Layout::layout_eh_frame): Likewise.
2376 2009-12-30 Ian Lance Taylor <iant@google.com>
2379 * options.h (class General_options): Add --sort-common option.
2380 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2381 * common.cc (Sort_common): Add sort_order parameter to
2382 constructor. Add sort_order_ field.
2383 (Sort_commons::operator): Check sort_order_.
2384 (Symbol_table::allocate_commons): Determine the sort order.
2385 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2387 (Symbol_table::do_allocate_commons_list): Likewise.
2389 2009-12-30 Ian Lance Taylor <iant@google.com>
2392 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2393 symbols from this object, don't change the visibility of an
2395 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2397 2009-12-30 Ian Lance Taylor <iant@google.com>
2400 * script.h (class Version_script_info): Define Language enum.
2401 Update declarations. Define Glob, Exact, and Lookup types. Add
2402 new fields globals_, locals_, and is_finalized_.
2403 * script.cc: Various formatting fixes.
2404 (class Parser_closure): Change language_stack_ from a vector of
2405 std::string to one of Version_script_info::Language. Adjust all
2407 (class Lazy_demangler): Remove.
2408 (struct Version_expression): Change language from std::string to
2409 Version_script_info::Language.
2410 (Version_script_info::Version_script_info): New function.
2411 (Version_script_info::~Version_script_info): Don't call clear.
2412 (Version_script_info::finalize): New function.
2413 (Version_script_info::build_lookup_tables): New function.
2414 (Version_script_info::build_expression_list_lookup): New
2416 (Version_script_info::get_symbol_version_helper): Rewrite to use
2418 (Version_script_info::print_expression_list): Adjust to use
2419 Version_script_info::Language.
2420 (script_push_lex_into_version_mode): Check that the version script
2421 has not been finalized.
2422 (version_script_push_lang): Change language string to
2423 Version_script_info::Language.
2424 * options.cc (Command_line::version_script): New function.
2425 * options.h (class General_options): Add finalize_dynamic_list
2426 function. Change version_script from declaration to definition.
2427 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2428 * testsuite/version_script.map: Remove duplicate def of foo.
2429 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2431 * testsuite/Makefile.in: Rebuild.
2433 2009-12-30 Ian Lance Taylor <iant@google.com>
2436 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2437 if the input symbol index is 0, make the output symbol index 0.
2439 2009-12-30 Ian Lance Taylor <iant@google.com>
2442 * options.h (class General_options): Add -x/--discard-all.
2443 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2444 --discard-all. If the local symbol needs a dynamic entry, check
2445 that before handling --discard-locals.
2447 2009-12-30 Ian Lance Taylor <iant@google.com>
2450 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2452 (Output_segment::add_output_section): Don't change the flags if
2456 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2457 GNU hash table if they need a dynamic value. Otherwise, don't add
2458 them if they are defined in a dynamic object or are forced local.
2460 2009-12-29 Ian Lance Taylor <iant@google.com>
2463 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2464 .gnu.hash table for a 32-bit target.
2467 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2468 regular and a dynamic object only needs a dynamic symbol table
2469 entry if it is externally visible.
2472 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2473 constructor. Add global_offset_table_ field.
2474 (Target_i386::got_section): Set global_offset_table_.
2475 (Target_i386::do_finalize_sections): Set global_offset_table_
2477 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2478 in constructor. Add global_offset_table_ field.
2479 (Target_x86_64::got_section): Set global_offset_table_.
2480 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2483 * layout.cc (Layout::Layout): Initialize increase_relro_.
2484 (Layout::get_output_section): Add is_relro, is_last_relro, and
2485 is_first_non_relro parameters. Change all callers.
2486 (Layout::choose_output_section): Likewise.
2487 (Layout::add_output_section_data): Likewise.
2488 (Layout::make_output_section): Likewise.
2489 (Layout::set_segment_offsets): Clear increase_relro when using a
2491 * layout.h (class Layout): Add increase_relro method. Add
2492 increase_relro_ field. Update declarations.
2493 * output.cc (Output_section::Output_section): Initialize
2494 is_last_relro_ and is_first_non_relro_.
2495 (Output_segment::add_output_section): Group relro sections is
2496 do_sort is true. Handle is_last_relro and is_first_non_relro.
2497 (Output_segment::maximum_alignment): Remove relro handling.
2498 (Output_segment::set_section_addresses): Add increase_relro
2499 parameter. Change all callers. Add initial alignment to align
2500 relro sections on separate page. Remove old relro handling.
2501 (Output_segment::set_section_list_addresses): Remove in_relro
2502 parameter. Change all callers.
2503 (Output_segment::set_offset): Add increase parameter. Change all
2504 callers. Remove old relro handling.
2505 * output.h (class Output_section): Add new methods: is_last_relro,
2506 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2507 Add is_last_relro_ and is_first_non_relro_ fields.
2508 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2509 Create separate .got.plt section. Call increase_relro.
2510 * x86_64.cc (Target_x86_64::got_section): Likewise.
2511 * testsuite/relro_script_test.t: Add .got.plt.
2514 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2515 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2516 (Layout::finalize): Call set_dynamic_symbol_size.
2517 (Layout::set_dynamic_symbol_size): New function.
2518 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2519 set_dynamic_symbol_size.
2522 * output.h (class Output_section): Add is_entsize_zero_ field.
2523 * output.cc (Output_section::Output_section): Initialize
2525 (Output_section::set_entsize): If two different entsizes are
2526 requested, force it to zero.
2527 (Output_section::add_input_section): Set flags for .debug_str
2528 before updating section flags. Set entsize.
2529 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2530 and SHF_STRING if all input sections have those flags.
2532 2009-12-29 Rafael Espindola <espindola@google.com>
2534 * main.cc (main): Fix the sys time reporting.
2535 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2538 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2540 * options.cc (General_options::parse_version): Allow -v to exit
2541 without an error if there is nothing to link.
2543 2009-12-29 Ian Lance Taylor <iant@google.com>
2545 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2546 using a version of gcc before 4.1.
2547 * configure: Rebuild.
2549 2009-12-28 Chris Demetriou <cgd@google.com>
2551 * attributes.cc (Output_attributes_section_data::do_write): Use
2552 std::vector::front rather than std::vector::data.
2554 2009-12-28 Ian Lance Taylor <iant@google.com>
2556 * symtab.h (class Symbol_table): Add enum Defined.
2557 * resolve.cc (Symbol_table::should_override): Add defined
2558 parameter. Change all callers. Test whether object is NULL
2559 before calling a method on it.
2560 (Symbol_table::report_resolve_problem): Add defined parameter.
2562 (Symbol_table::should_override_with_special): Likewise.
2563 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2564 parameter. Change all callers.
2565 (Symbol_table::do_define_in_output_data): Likewise.
2566 (Symbol_table::define_in_output_segment): Likewise.
2567 (Symbol_table::do_define_in_output_segment): Likewise.
2568 (Symbol_table::define_as_constant): Likewise.
2569 (Symbol_table::do_define_as_constant): Likewise.
2570 * script.h (class Symbol_assignment): Add is_defsym parameter to
2571 constructor; change all callers.
2572 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2573 parameter. Change all callers. Add is_defsym_ field.
2574 (class Parser_closure): Add parsing_defsym parameter to
2575 constructor; change all callers. Add parsing_defsym accessor
2576 function. Add parsing_defsym_ field.
2578 2009-12-28 Ian Lance Taylor <iant@google.com>
2580 * gold.cc (queue_middle_tasks): Fix formatting.
2581 * object.cc (Relobj::is_section_name_included): Likewise.
2583 2009-12-23 Ian Lance Taylor <iant@google.com>
2585 * i386.cc (Target_i386::do_calls_non_split): Recognize
2586 -fsplit-stack prologue for a function with a static chain.
2587 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2588 -fsplit-stack prologue when using %r11.
2590 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2592 * options.cc (General_options::parse_version): Make -v continue and do
2593 the link like GNU ld does.
2595 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2597 * Makefile.am (CCFILES): Add timer.cc.
2598 (HFILES): Add timer.h.
2599 * configure.ac: Check for sysconf and times.
2600 * main.cc: include timer.h.
2601 (main): Use Timer instead of get_run_time.
2604 * workqueue.cc: include timer.h.
2605 (Workqueue::find_and_run_task):
2606 Report user, sys and wall time.
2607 * Makefile.in: Regenerate.
2608 * config.in: Regenerate.
2609 * configure: Regenerate.
2611 2009-12-16 Doug Kwan <dougkwan@google.com>
2613 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2615 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2616 relaxed input sections.
2617 * output.cc (Output_section::find_relaxed_input_section): Change
2618 return type to Output_relaxed_input_section pointer. Adjust code
2619 for new type of relaxed_input_section_map_.
2620 * output.h (Output_section::find_relaxed_input_section): Change
2621 return type to Output_relaxed_input_section pointer.
2622 (Output_section::Output_relaxed_input_section_by_input_section_map):
2624 (Output_section::relaxed_input_section_map_): Change type to
2625 Output_section::Output_relaxed_input_section_by_input_section_map.
2626 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2629 2009-12-15 Ian Lance Taylor <iant@google.com>
2631 * layout.cc (Layout::create_shstrtab): Only write out after input
2632 sections if we are compressing debug sections.
2634 2009-12-15 Ian Lance Taylor <iant@google.com>
2636 * archive.cc (Archive::add_symbols): Only look up a symbol without
2637 a version if there is, in fact, a version.
2639 2009-12-14 Ian Lance Taylor <iant@google.com>
2641 Revert -Wshadow changes, all changes from:
2642 2009-12-11 Doug Kwan <dougkwan@google.com>
2643 2009-12-11 Nick Clifton <nickc@redhat.com>
2644 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2646 2009-12-11 Doug Kwan <dougkwan@google.com>
2648 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2650 * attributes.cc (Object_attribute::size): Ditto.
2651 (Attributes_section_data::size): Ditto.
2652 (Attributes_section_data::Attributes_section_data): Ditto.
2653 (Output_attributes_section_data::do_write): Ditto.
2654 * attributes.h (Object_attribute::set_type): Ditto.
2655 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2657 2009-12-11 Nick Clifton <nickc@redhat.com>
2659 * archive.cc: Fix shadowed variable warnings.
2661 * compressed_output.cc: Likewise.
2662 * compressed_output.h: Likewise.
2663 * configure: Likewise.
2664 * dwarf_reader.cc: Likewise.
2665 * dynobj.cc: Likewise.
2666 * dynobj.h: Likewise.
2667 * ehframe.cc: Likewise.
2668 * ehframe.h: Likewise.
2669 * errors.cc: Likewise.
2670 * expression.cc: Likewise.
2671 * fileread.cc: Likewise.
2672 * fileread.h: Likewise.
2673 * freebsd.h: Likewise.
2674 * i386.cc: Likewise.
2676 * incremental.h: Likewise.
2677 * layout.cc: Likewise.
2678 * layout.h: Likewise.
2679 * mapfile.cc: Likewise.
2680 * merge.cc: Likewise.
2681 * merge.h: Likewise.
2682 * object.cc: Likewise.
2683 * object.h: Likewise.
2684 * options.h: Likewise.
2685 * output.cc: Likewise.
2686 * output.h: Likewise.
2687 * parameters.cc: Likewise.
2688 * plugin.cc: Likewise.
2689 * powerpc.cc: Likewise.
2690 * reduced_debug_output.cc: Likewise.
2691 * reduced_debug_output.h: Likewise.
2692 * reloc.cc: Likewise.
2693 * reloc.h: Likewise.
2694 * resolve.cc: Likewise.
2695 * script-sections.cc: Likewise.
2696 * script.cc: Likewise.
2697 * script.h: Likewise.
2698 * sparc.cc: Likewise.
2699 * symtab.cc: Likewise.
2700 * symtab.h: Likewise.
2701 * target-select.cc: Likewise.
2702 * target-select.h: Likewise.
2703 * token.h: Likewise.
2704 * workqueue.cc: Likewise.
2705 * workqueue.h: Likewise.
2706 * x86_64.cc: Likewise.
2708 2009-12-10 Doug Kwan <dougkwan@google.com>
2710 * arm.cc (attributes.h): New include.
2711 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2712 (Arm_relobj::~Arm_relobj): Delete object pointed by
2713 attributes_section_data_.
2714 (Arm_relobj::attributes_section_data): New method definition.
2715 (Arm_relobj::attributes_section_data_): New data member declaration.
2716 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2717 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2718 attributes_section_data_.
2719 (Arm_dynobj::attributes_section_data): New method definition.
2720 (Arm_dynobj::attributes_section_data_): New data member declaration.
2721 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2722 initialization value of may_use_blx_ to false.
2723 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2724 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2725 object attributes to compute results instead of hard-coding.
2726 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2727 Target_arm::get_secondary_compatible_arch,
2728 Target_arm::set_secondary_compatible_arch
2729 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2730 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2731 New method declarations.
2732 (Target_arm::get_aeabi_object_attribute): New method definition.
2733 (Target_arm::attributes_section_data_): New data member declaration.
2734 (read_arm_attributes_section): New template definition.
2735 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2736 (Arm_dynobj::do_read_symbols): Ditto.
2737 (Target_arm::do_finalize_sections): Merge attributes sections from
2738 input. Check for BLX use after attributes section merging.
2739 Fix __exidx_start and __exidx_end visibility. Create an
2740 .ARM.attributes section if necessary.
2741 (Target_arm::get_secondary_compatible_arch,
2742 Target_arm::set_secondary_compatible_arch,
2743 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2744 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2745 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2746 New method definitions.
2748 2009-12-09 Ian Lance Taylor <iant@google.com>
2750 * plugin.cc (Plugin::load): Don't cast from void* to a function
2753 2009-12-09 Ian Lance Taylor <iant@google.com>
2755 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2758 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2760 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2761 Replace two_file_shared_1.so with two_file_shared_2.so.
2762 * testsuite/Makefile.in: Regenerated.
2764 2009-12-08 Doug Kwan <dougkwan@google.com>
2766 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2767 (HFILES): Add attributes.h and int_encoding.h.
2768 * Makefile.in: Regenerate.
2769 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2770 function definitions to int_encoding.cc
2771 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2772 prototypes to int_encoding.h
2773 * reduced_debug_output.cc (int_encoding.h): New include.
2774 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2775 function definitions to int_encoding.cc
2776 (insert_into_vector, read_from_pointer): Move template definitions to
2778 * attributes.cc: New file.
2779 * attributes.h: New file.
2780 * int_encoding.cc: New file.
2781 * int_encoding.h: New file.
2783 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2786 * incremental-dump.cc (dump_incremental_inputs): New.
2787 (main): Use dump_incremental_inputs.
2789 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2792 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2793 checking elfcpp::STT_FUNC.
2794 (Target_i386::Relocate::relocate): Likewise.
2795 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2797 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2798 symbols from shared libraries into normal FUNC symbols.
2800 * symtab.h (Symbol): Add is_func and use it.
2802 2009-12-05 Doug Kwan <dougkwan@google.com>
2804 * arm.cc (Target_arm::arm_info): Initialize new fields
2805 attributes_section and attributes_vendor.
2806 * i386.cc (Target_i386::i386_info): Same.
2807 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2808 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2809 fields attributes_section and attributes_vendor.
2810 * sparc.cc (Target_sparc::sparc_info): Same.
2811 * target.h (Target::attributes_section, Target::attributes_vendor,
2812 Target::is_attributes_section, Target::attribute_arg_type,
2813 Target::attributes_order): New method definitions.
2814 (Target::Target_info::attributes_section,
2815 Target::Target_info::attributes_vendor): New fields.
2816 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2817 virtual method definitions.
2818 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2819 attributes_section and attributes_vendor.
2820 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2822 2009-12-05 Doug Kwan <dougkwan@google.com>
2824 * arm.cc: Update comments about interworking and stub generation.
2825 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2826 considered as non-PIC.
2827 (Arm_relocate_functions::base_abs): Fix formatting.
2828 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2829 of function to use GOT entry address instead of offset.
2830 (Target_arm::Scan::global): Issue an error if a symbol would need a
2831 PLT does not get one because it is untyped. Remove code to create
2832 dynamic symbols for relative branches.
2833 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2834 takes unsigned integer instead of boolean.
2836 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2838 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2839 (two_file_test_LDADD): Likewise.
2840 (common_test_1_LDADD): Likewise.
2841 (exception_test_LDADD) Likewise.
2842 (weak_test_LDADD): Likewise.
2843 (many_sections_test_LDADD): Likewise.
2844 (initpri1_LDADD): Likewise.
2845 (script_test_1_LDADD): Likewise.
2846 (script_test_2_LDADD): Likewise.
2847 (justsyms_LDADD): Likewise.
2848 (binary_test_LDADD): Likewise.
2849 (large_LDADD): Likewise.
2850 * testsuite/Makefile.in: Regenerated.
2852 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2854 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2855 (Symbol_table::override_with_special): Likewise.
2856 (Symbol_table::add_from_object): Likewise.
2858 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2860 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2861 Don't set the data_offset twice.
2863 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2865 * testsuite/Makefile.in: Regenerate.
2867 2009-12-03 Doug Kwan <dougkwan@google.com>
2869 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2870 (Target_arm::do_finalize_sections): Add parameter for symbol table
2871 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2872 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2873 parameter for symbol table pointer.
2874 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2875 an additional parameter for a pointer to symbol table.
2876 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2877 parameter for a symbol table pointer.
2878 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2879 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2881 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2882 parameter for a symbol table pointer.
2884 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2886 * incremental.cc (Incremental_inputs_header)
2887 (Incremental_inputs_header_write, Incremental_inputs_entry)
2888 (Incremental_inputs_entry_write): Move ...
2889 * incremental.h (Incremental_inputs_header)
2890 (Incremental_inputs_header_write, Incremental_inputs_entry)
2891 (Incremental_inputs_entry_write): here.
2893 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2895 * incremental.cc (make_sized_incremental_binary): Set the target.
2896 Error if it is incompatible.
2897 * output.h (Output_file): Add filename method.
2899 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2901 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2902 from the get_* methods.
2904 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2906 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2907 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2908 Write 0 for the data_offset of scripts.
2910 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2912 * testsuite/Makefile.am: Add the incremental_test.sh test.
2913 * testsuite/incremental_test.sh: New.
2914 * testsuite/incremental_test_1.c: New.
2915 * testsuite/incremental_test_2.c: New.
2917 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2919 * incremental-dump.cc (main): Fix typos.
2921 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2924 * incremental-dump.cc (main): Use llu to print 64 bit values.
2926 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2927 H.J. Lu <hongjiu.lu@intel.com>
2929 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2931 (incremental_dump_LDADD): Likewise.
2932 * Makefile.in: Regenerated.
2934 2009-11-25 Doug Kwan <dougkwan@google.com>
2938 2009-11-25 Doug Kwan <dougkwan@google.com>
2940 * arm.cc (Target_arm::Target_arm): Move method definition
2941 outside of class definition. Add code to handle
2942 --target1-rel, --target1-abs and --target2= options.
2943 (Target_arm::get_reloc_reloc_type): Change method to be
2944 non-static and const.
2945 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2946 New data member declaration.
2947 (Target_arm::Scan::local, Target_arm::Scan::global,
2948 Target_arm::Relocate::relocate,
2949 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2950 Adjust call to Target_arm::get_real_reloc_type.
2951 (Target_arm::get_real_reloc_type): Use command line options
2952 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2953 * options.h (--target1-rel, --target1-abs, --target2): New
2956 2009-11-25 Doug Kwan <dougkwan@google.com>
2958 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2959 class definition. Add code to handle --target1-rel, --target1-abs
2960 and --target2= options.
2961 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2963 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2965 (Target_arm::Scan::local, Target_arm::Scan::global,
2966 Target_arm::Relocate::relocate,
2967 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2968 call to Target_arm::get_real_reloc_type.
2969 (Target_arm::get_real_reloc_type): Use command line options to
2970 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2971 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2974 2009-11-25 Doug Kwan <dougkwan@google.com>
2976 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2977 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2978 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2980 (Arm_relocate_functions::thm_call): Replace body with a call to
2981 Arm_relocate_functions::thumb_branch_common.
2982 (Arm_relocate_functions::thm_jump24,
2983 Arm_relocate_functions::thm_xpc22): New method definitions.
2984 (Arm_relocate_functions::thumb_branch_common): New method definition.
2985 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2987 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2988 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2990 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2992 * Makefile.am: Build incremental-dump
2993 * Makefile.in: Regenerate.
2994 * incremental-dump.cc: New.
2995 * incremental.cc (Incremental_inputs_header_data,
2996 Incremental_inputs_entry_data): Move to incremental.h
2997 * incremental.h: (Incremental_inputs_header_data,
2998 Incremental_inputs_entry_data): Move from incremental.cc
3000 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3002 * incremental.cc (Incremental_inputs_header,
3003 Incremental_inputs_header_write, Incremental_inputs_entry,
3004 Incremental_inputs_entry_write): Add a typedef with the data type.
3006 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3008 * incremental.cc (Incremental_inputs_header,
3009 Incremental_inputs_header_write, Incremental_inputs_entry,
3010 Incremental_inputs_entry_write): Update comment about which
3011 type has the filed descriptions.
3013 2009-11-15 Doug Kwan <dougkwan@google.com>
3015 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3016 (Arm_relocate_functions::arm_branch_common): Change method defintion
3017 in class definition to a method declaration and update list of formal
3019 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3020 Arm_relocation_functions::jump24): Adjust call to
3021 Arm_relocate_functions::arm_branch_common. Update list of formal
3023 (Arm_relocate_functions::xpc25): New method definition.
3024 (Arm_relocate_functions::arm_branch_common): Move method defintion
3025 out from class definition. Use stubs for mode-switching and extending
3027 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3028 specially. Change code to enable use of stubs in ARM branches.
3030 2009-11-10 Doug Kwan <dougkwan@google.com>
3032 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3033 in method declaration.
3034 (Target_arm::relocate_stub): New method declaration.
3035 (Target_arm::default_target): Change to return a pointer instead of
3037 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3038 Target_arm::default_target.
3039 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3041 (Target_arm::relocate_section): Adjust view.
3042 (Target_arm::relocate_stub): New method definition.
3044 2009-11-10 Doug Kwan <dougkwan@google.com>
3046 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3048 * incremental.cc (open_incremental_binary): Initialized local
3049 variables to avoid warnings.
3050 * object.cc (make_elf_object): Ditto.
3051 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3054 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3057 * testsuite/plugin_test.c: Include "config.h".
3059 2009-11-09 Doug Kwan <dougkwan@google.com>
3061 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3062 (arm_symbol_value): Remove.
3063 (Arm_relocate_functions::arm_branch_common,
3064 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3065 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3066 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3067 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3068 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3069 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3070 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3071 Arm_relocate_functions::thm_mobw_abs_nc,
3072 Arm_relocate_functions::thm_mov_abs,
3073 Arm_relocate_functions::movw_prel_nc,
3074 Arm_relocate_functions::thm_movt_abs,
3075 Arm_relocate_functions::movt_prel,
3076 Arm_relocate_functions::thm_movw_prel_nc,
3077 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3078 (Target_arm::Relocate::relocate): Only decompose address into two
3079 parts if relocation type uses the thumb-bit and pass the actual
3080 bit instead of a flag indicating that the thumb-bit is used. Adjust
3081 calls to methods in Arm_relocate_functions for this change.
3083 2009-11-08 Ian Lance Taylor <iant@google.com>
3086 * reloc.cc: Instantiate
3087 Sized_relobj::initialize_input_to_output_maps and
3088 Sized_relobj:free_input_to_output_maps.
3090 2009-11-06 Ian Lance Taylor <iant@google.com>
3093 * defstd.cc (in_segment): Set only_if_ref true for "end".
3095 2009-11-06 Doug Kwan <dougkwan@google.com>
3097 * arm.cc (class Reloc_stub): Correct a comment.
3098 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3099 (Target_arm::scan_section_for_stubs): New method declaration.
3100 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3101 Change methods from private to protected.
3102 (Target_arm::do_may_relax): New method definition.
3103 (Target_arm::do_relax, Target_arm::group_sections,
3104 Target_arm::scan_reloc_for_stub,
3105 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3106 (Target_arm::arm_input_section_map_): New data member declaration.
3107 (Target_arm::scan_reloc_for_stub,
3108 Target_arm::scan_reloc_section_for_stubs,
3109 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3110 Target_arm::do_relax): New method definitions.
3112 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3114 * configure.ac: Check for (struct stat)::st_mtim
3115 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3116 * config.in: Regenerate.
3117 * configure: Regenerate.
3119 2009-11-05 Ian Lance Taylor <iant@google.com>
3122 * output.cc (Output_segment::add_output_section): Add missing
3125 2009-11-04 Ian Lance Taylor <iant@google.com>
3128 * object.h (class Object): Add is_needed and set_is_needed
3129 methods. Add is_needed_ field. Make bool fields into bitfields.
3130 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3131 defined in a dynamic object and referenced by a regular object,
3132 set is_needed for the dynamic object.
3133 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3134 if the file is marked with as_needed and it is not needed.
3136 2009-11-04 Ian Lance Taylor <iant@google.com>
3139 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3140 tags if data is discarded by linker script.
3141 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3142 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3143 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3144 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3146 2009-11-04 Ian Lance Taylor <iant@google.com>
3148 * layout.cc (Layout::get_output_section): Add is_interp and
3149 is_dynamic_linker_section parameters. Change all callers.
3150 (Layout::choose_output_section): Likewise.
3151 (Layout::make_output_section): Likewise.
3152 (Layout::add_output_section_data): Add is_dynamic_linker_section
3153 parameter. Change all callers.
3154 * layout.h (class Layout): Update declarations.
3155 * output.h (class Output_section): Add is_interp, set_is_interp,
3156 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3157 Add is_interp_, is_dynamic_linker_section_ fields. Change
3158 generate_code_fills_at_write_ to a bitfield.
3159 * output.cc (Output_section::Output_sections): Initialize new
3161 (Output_segment::add_output_section): Add do_sort parameter.
3164 2009-11-03 Ian Lance Taylor <iant@google.com>
3167 * options.h (class General_options): Add --warn-common.
3168 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3169 merging two common symbols.
3170 (Symbol_table::should_override): Handle --warn-common when merging
3171 a common symbol with a defined symbol. Use report_resolve_problem
3172 for multiple definitions.
3173 (Symbol_table::report_resolve_problem): New function.
3174 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3176 2009-11-03 Doug Kwan <dougkwan@google.com>
3178 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3180 (Target_arm::stub_factory): New method definition.
3181 (Target_arm::new_arm_input_section,
3182 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3183 Target_arm::reloc_uses_thumb_bit): New method declarations.
3184 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3185 New type definitions.
3186 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3187 member declarations.
3188 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3189 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3190 New method definitions.
3192 2009-11-03 Ian Lance Taylor <iant@google.com>
3194 * options.h (class General_options): Add --warn_constructors.
3196 2009-11-03 Ian Lance Taylor <iant@google.com>
3199 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3200 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3202 2009-11-03 Ian Lance Taylor <iant@google.com>
3205 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3206 --msgid-bugs-address.
3207 (install-pdf): New target.
3208 (install-data_yes): Look up one directory to find mkinstalldirs.
3210 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3212 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3215 2009-10-30 Doug Kwan <dougkwan@google.com>
3217 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3219 2009-10-30 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (Stub_addend_reader): New struct template definition
3222 and partial specializations.
3223 (Stub_addend_reader::operator()): New method definition for a
3224 partially specialized template.
3226 2009-10-30 Doug Kwan <dougkwan@google.com>
3228 * arm.cc (Arm_relobj::processor_specific_flags): New method
3230 (Arm_relobj::do_read_symbols): New method declaration.
3231 (Arm_relobj::processor_specific_flags_): New data member declaration.
3232 (Arm_dynobj): New class definition.
3233 (Target_arm::do_finalize_sections): Add input_objects parameter.
3234 (Target_arm::do_adjust_elf_header): New method declaration.
3235 (Target_arm::are_eabi_versions_compatible,
3236 (Target_arm::merge_processor_specific_flags): New method declaration.
3237 (Target_arm::do_make_elf_object): New overloaded method definitions
3239 (Arm_relobj::do_read_symbols): New method definition.
3240 (Arm_dynobj::do_read_symbols): Ditto.
3241 (Target_arm::do_finalize_sections): Add input_objects parameters.
3242 Merge processor-specific flags from all input objects.
3243 (Target_arm::are_eabi_versions_compatible,
3244 Target_arm::merge_processor_specific_flags,
3245 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3246 New method definitions.
3247 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3248 Input_objects pointer type parameter.
3249 * layout.cc (Layout::finalize): Pass input objects to target's.
3250 finalize_sections function.
3251 * output.cc (Output_file_header::do_sized_write): Set ELF file
3252 header's processor-specific flags.
3253 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3254 Input_objects pointer type parameter.
3255 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3256 * target.h (Input_objects): New forward class declaration.
3257 (Target::processor_specific_flags,
3258 Target::are_processor_specific_flags_sect): New method definitions.
3259 (Target::finalize_sections): Add input_objects parameter.
3260 (Target::Target): Initialize processor_specific_flags_ and
3261 are_processor_specific_flags_set_.
3262 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3264 (Target::set_processor_specific_flags): New method definition.
3265 (Target::processor_specific_flags_,
3266 Target::are_processor_specific_flags_set_): New data member
3268 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3269 Input_objects pointer type parameter.
3271 2009-10-30 Doug Kwan <dougkwan@google.com>
3273 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3275 2009-10-28 Ian Lance Taylor <iant@google.com>
3277 * object.h (class Relobj): Drop options parameter from
3278 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3279 do_scan_relocs, do_relocate. Change all callers.
3280 (class Sized_relobj): Drop options parameters from
3281 do_gc_process_relocs, do_scan_relocs, do_relocate,
3282 do_relocate_sections, relocate_sections, emit_relocs_scan,
3283 emit_relocs_scan_reltype. Change all callers.
3284 (struct Relocate_info): Remove options field and all references to
3286 * reloc.h (class Read_relocs): Remove options constructor
3287 parameter and options_ field. Change all callers.
3288 (class Gc_process_relocs, class Scan_relocs): Likewise.
3289 (class Relocate_task): Likewise.
3290 * target-reloc.h (scan_relocs): Remove options parameter. Change
3292 (scan_relocatable_relocs): Likewise.
3293 * target.h (class Sized_target): Remove options parameter from
3294 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3296 * gc.h (gc_process_relocs): Remove options parameter. Change all
3298 * arm.cc: Update functions to remove options parameters.
3299 * i386.cc: Likewise.
3300 * powerpc.cc: Likewise.
3301 * sparc.cc: Likewise.
3302 * x86_64.cc: Likewise.
3303 * testsuite/testfile.cc: Likewise.
3305 2009-10-28 Doug Kwan <dougkwan@google.com>
3307 * arm.cc (Arm_relobj): New class definition.
3308 (Arm_relobj::scan_sections_for_stubs,
3309 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3310 New method definitions.
3312 2009-10-28 Cary Coutant <ccoutant@google.com>
3314 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3315 (Plugin::cleanup_done_): New member.
3316 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3317 (Plugin_manager::cleanup_done_): Remove.
3318 (Plugin_manager::add_input_file): Edit error message.
3319 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3320 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3322 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3324 * fileread.cc: (File_read::View::~View): Use the new
3325 data_ownership_ filed.
3326 (File_read::~File_read): Dispose the new whole_file_view_.
3327 (File_read::open): Mmap the whole file if needed.
3328 (File_read::open): Use whole_file_view_ instead of contents_.
3329 (File_read::find_view): Use whole_file_view_ if applicable.
3330 (File_read::do_read): Use whole_file_view_ instead of contents_.
3331 (File_read::make_view): Use whole_file_view_ instead of contents_,
3332 update File_read::View::View call.
3333 (File_read::find_or_make_view): Update File_read::View::View
3335 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3337 (File_read::View::Data_ownership): New enum.
3338 (File_read::View::View): Replace bool mapped_ with Data_ownership
3340 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3341 (File_read::View::data_ownership_): New field.
3342 (File_read::contents_): Remove (replaced by whole_file_view_).
3343 (File_read::whole_file_view_): New field.
3344 * options.h (class General_options): Add --keep-files-mapped.
3346 2009-10-27 Cary Coutant <ccoutant@google.com>
3348 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3349 * testsuite/Makefile.am (plugin_test_5): New test case.
3350 * testsuite/Makefile.in: Regenerate.
3352 2009-10-25 Doug Kwan <dougkwan@google.com>
3354 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3355 from private to protected to allow access by child class.
3356 (Sized_relobj::do_relocate_sections): New method declaration.
3357 (Sized_relobj::relocate_sections): Virtualize.
3358 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3359 Sized_relobj::relocate_sections. Instantiate template explicitly
3360 for different target sizes and endianity.
3362 2009-10-24 Doug Kwan <dougkwan@google.com>
3364 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3365 (Arm_input_section::as_arm_input_section): New method.
3366 (Arm_output_section): New class definition.
3367 (Arm_output_section::create_stub_group,
3368 Arm_output_section::group_sections): New method definitions.
3370 2009-10-22 Doug Kwan <dougkwan@google.com>
3372 * arm.cc (Arm_input_section): New class definition.
3373 (Arm_input_section::init, Arm_input_section:do_write,
3374 Arm_input_section::set_final_data_size,
3375 Arm_input_section::do_reset_address_and_file_offset): New method
3378 2009-10-21 Doug Kwan <dougkwan@google.com>
3380 * arm.cc (Stub_table, Arm_input_section): New forward class
3382 (Stub_table): New class defintion.
3383 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3384 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3385 New method definition.
3387 2009-10-21 Doug Kwan <dougkwan@google.com>
3389 * arm.cc: Update copyright comments.
3390 (Target_arm): New forward class template declaration.
3391 (Arm_address): New type.
3392 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3393 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3394 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3396 (Insn_template): Same.
3397 (DEF_STUBS): New macro.
3398 (Stub_type): New enum type.
3399 (Stub_template): New class definition.
3402 (Stub_factory): Same.
3403 (Target_arm::Target_arm): Initialize may_use_blx_ and
3404 should_force_pic_veneer_.
3405 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3406 Target_arm::should_force_pic_veneer,
3407 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3408 Target_arm::using_thumb_only, Target_arm:;default_target): New
3410 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3411 New data member declarations.
3412 (Insn_template::size, Insn_template::alignment): New method defintions.
3413 (Stub_template::Stub_template): New method definition.
3414 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3415 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3416 (Stub_factory::Stub_factory): New method definition.
3417 * gold.h (string_hash): New template.
3418 * output.h (Input_section_specifier::hash_value): Use
3420 (Input_section_specifier::string_hash): Remove.
3421 * stringpool.cc (Stringpool_template::string_hash): Use
3424 2009-10-20 Doug Kwan <dougkwan@google.com>
3426 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3427 symbols of relaxed input sections.
3428 * output.h (Output_section::find_relaxed_input_section): Make
3431 2009-10-16 Doug Kwan <dougkwan@google.com>
3433 * dynobj.cc (Versions::Versions): Initialize version_script_.
3434 Only insert base version symbol definition for a shared object
3435 if version script defines any version versions.
3436 (Versions::define_base_version): New method definition.
3437 (Versions::add_def): Check that base version is not needed.
3438 (Versions::add_need): Define base version lazily.
3439 * dynobj.h (Versions::define_base_version): New method declaration.
3440 (Versions::needs_base_version_): New data member declaration.
3441 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3442 (check_DATA): Add no_version_test.stdout.
3443 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3445 * testsuite/Makefile.in: Regenerate.
3446 * testsuite/no_version_test.c: New file.
3447 * testsuite/no_version_test.sh: Ditto.
3449 2009-10-16 Doug Kwan <dougkwan@google.com>
3451 * expression.cc (class Segment_start_expression): New class definition.
3452 (Segment_start_expression::value): New method definition.
3453 (script_exp_function_segment_start): Return a new
3454 Segment_start_expression.
3455 * gold/script-c.h (script_saw_segment_start_expression): New function
3457 * script-sections.cc (Script_sections::Script_sections): Initialize
3458 SAW_SEGMENT_START_EXPRESSION_ to false.
3459 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3460 and -Tbbs options to specify section addresses if given in
3461 command line and no SEGMENT_START expression is seen in a script.
3462 * script-sections.h (Script_sections::saw_segment_start_expression,
3463 Script_sections::set_saw_segment_start_expression): New method
3465 (Script_sections::saw_segment_start_expression_): New data member
3467 * script.cc (script_saw_segment_start_expression): New function.
3468 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3469 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3470 script_test_7.sh and script_test_8.sh.
3471 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3472 script_test_8.stdout.
3473 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3474 (script_test_6, script_test_6.stdout, script_test_7,
3475 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3476 * Makefile.in: Regenerate.
3477 * testsuite/script_test_6.sh: New file.
3478 * testsuite/script_test_6.t: Same.
3479 * testsuite/script_test_7.sh: Same.
3480 * testsuite/script_test_7.t: Same.
3481 * testsuite/script_test_8.sh: Same.
3483 2009-10-16 Doug Kwan <dougkwan@google.com>
3485 * output.cc (Output_segment::set_section_list_address): Cast
3486 expressions to unsigned long long type to avoid format warnings.
3488 2009-10-15 Ian Lance Taylor <iant@google.com>
3490 * script.cc (Script_options::add_symbol_assignment): Always add a
3491 dot assignment to script_sections_.
3492 * script-sections.cc (Script_sections::add_dot_assignment):
3493 Initialize if necessary.
3495 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3496 program headers with no load segment if there is a linker script.
3498 * layout.cc (Layout::set_segment_offsets): Align the file offset
3499 to the segment aligment for -N or -n with no load segment.
3500 * output.cc (Output_segment::add_output_section): Don't crash if
3501 the first section is a TLS section.
3502 (Output_segment::set_section_list_addresses): Print an error
3503 message if the address moves backward in a linker script.
3504 * script-sections.cc
3505 (Output_section_element_input::set_section_addresses): Don't
3506 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3507 (Orphan_output_section::set_section_addresses): Likewise.
3509 2009-10-15 Doug Kwan <dougkwan@google.com>
3511 * layout.cc (Layout::finish_dynamic_section): Generate tags
3512 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3513 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3514 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3516 2009-10-14 Ian Lance Taylor <iant@google.com>
3518 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3520 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3521 data_shdr fields of relinfo.
3522 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3523 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3524 R_386_TLS_LDO_32, adjust based on section flags.
3525 (Target_i386::Relocate::fix_up_ldo): Remove.
3527 2009-10-13 Ian Lance Taylor <iant@google.com>
3529 Add support for -pie.
3530 * options.h (class General_options): Add -pie and
3532 (General_options::output_is_position_independent): Test -pie.
3533 (General_options::output_is_executable): Return true if not shared
3534 and not relocatable.
3535 (General_options::output_is_pie): Remove.
3536 * options.cc (General_options::finalize): Reject incompatible uses
3538 * gold.cc (queue_middle_tasks): A -pie link is not static.
3539 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3540 * symtab.cc (Symbol::final_value_is_known): Return false if
3541 output_is_position_independent.
3542 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3543 output_is_position_independent.
3544 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3545 output_is_position_independent.
3546 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3547 output_is_position_independent.
3548 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3550 (basic_pie_test.o, basic_pie_test): New targets.
3551 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3552 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3553 (two_file_pie_test): New target.
3554 * testsuite/Makefile.in: Rebuild.
3555 * README: Remove note saying that -pie is not supported.
3557 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3559 * options.h (class General_options): Add -init and -fini.
3560 * layout.cc (Layout::finish_dynamic_section): Emit
3561 given init and fini functions.
3563 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3565 * gc.h (gc_process_relocs): Check if icf is enabled using new
3567 * gold.cc (queue_initial_tasks): Likewise.
3568 (queue_middle_tasks): Likewise.
3569 * object.cc (do_layout): Likewise.
3570 * symtab.cc (is_section_folded): Likewise.
3571 * main.cc (main): Likewise.
3572 * reloc.cc (Read_relocs::run): Likewise.
3573 (Sized_relobj::do_scan_relocs): Likewise.
3574 * icf.cc (is_function_ctor_or_dtor): New function.
3575 (Icf::find_identical_sections): Check if function is ctor or dtor when
3577 * options.h (General_options::icf): Change option to be an enum.
3578 (Icf_status): New enum.
3579 (icf_enabled): New method.
3580 (icf_safe_folding): New method.
3581 (set_icf_status): New method.
3582 (icf_status_): New variable.
3583 * (options.cc) (General_options::finalize): Set icf_status_.
3584 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3585 icf_test and icf_keep_unique_test to use the --icf enum flag.
3586 * testsuite/icf_safe_test.sh: New file.
3587 * testsuite/icf_safe_test.cc: New file.
3589 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3591 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3592 includes to gc.h and icf.h.
3593 * arm.cc: Include gc.h.
3594 * gold.cc: Likewise.
3595 * i386.cc: Likewise.
3596 * powerpc.cc: Likewise.
3597 * sparc.cc: Likewise.
3598 * x86_64.cc: Likewise.
3599 * gc.h: Include icf.h.
3601 2009-10-11 Ian Lance Taylor <iant@google.com>
3603 * plugin.cc: Include "gold.h" before other header files.
3605 2009-10-10 Chris Demetriou <cgd@google.com>
3607 * options.h (Input_file_argument::Input_file_type): New enum.
3608 (Input_file_argument::is_lib_): Replace with...
3609 (Input_file_argument::type_): New member.
3610 (Input_file_argument::Input_file_argument): Take Input_file_type
3611 'type' rather than boolean 'is_lib' as second argument.
3612 (Input_file_argument::is_lib): Use type_.
3613 (Input_file_argument::is_searched_file): New function.
3614 (Input_file_argument::may_need_search): Handle is_searched_file.
3615 * options.cc (General_options::parse_library): Support -l:filename.
3616 (General_options::parse_just_symbols): Update for Input_file_argument
3618 (Command_line::process): Likewise.
3619 * archive.cc (Archive::get_file_and_offset): Likewise.
3620 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3621 * script.cc (read_script_file, script_add_file): Likewise.
3622 * fileread.cc (Input_file::Input_file): Likewise.
3623 (Input_file::will_search_for): Handle is_searched_file.
3624 (Input_file::open): Likewise.
3625 * readsyms.cc (Read_symbols::get_name): Likewise.
3626 * testsuite/Makefile.am (searched_file_test): New test.
3627 * testsuite/Makefile.in: Regenerate.
3628 * testsuite/searched_file_test.cc: New file.
3629 * testsuite/searched_file_test_lib.cc: New file.
3631 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3632 Ian Lance Taylor <iant@google.com>
3634 * descriptor.cc: Include <cstdio> and "binary-io.h".
3635 (Descriptors::open): Open the files in binary mode always.
3636 * script.cc (Lex::get_token): Treat \r as whitespace.
3638 2009-10-09 Ian Lance Taylor <iant@google.com>
3640 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3642 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3643 Ian Lance Taylor <iant@google.com>
3645 * configure.ac: Check for readv function also.
3646 * fileread.cc (readv): Define if not HAVE_READV.
3647 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3649 * config.in: Regenerate.
3650 * configure: Regenerate.
3652 2009-10-09 Doug Kwan <dougkwan@google.com>
3654 * layout.cc (Layout::make_output_section): Call target hook to make
3655 ordinary output section.
3656 (Layout::finalize): Adjust parameter list of call the
3657 Target::may_relax().
3658 * layout.h (class Layout::section_list): New method.
3659 * merge.h (Output_merge_base::entsize): Change visibility to public.
3660 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3662 (Output_merge_string::do_is_string): New method.
3663 * object.cc (Sized_relobj::do_setup): renamed from
3664 Sized_relobj::set_up.
3665 * object.h (Sized_relobj::adjust_shndx,
3666 Sized_relobj::initializ_input_to_output_maps,
3667 Sized_relobj::free_input_to_output_maps): Change visibilities to
3669 (Sized_relobj::setup): Virtualize.
3670 (Sized_relobj::do_setup): New method declaration.
3671 (Sized_relobj::invalidate_section_offset,
3672 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3673 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3674 * options.cc (parse_int): New function.
3675 * options.h (parse_int): New declaration.
3676 (DEFINE_int): New macro.
3677 (stub_group_size): New option.
3678 * output.cc (Output_section::Output_section): Initialize memebers
3679 merge_section_map_, merge_section_by_properties_map_,
3680 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3681 (Output_section::add_input_section): Handled deferred code-fill
3682 generation and remove an old comment.
3683 (Output_section::add_relaxed_input_section): New method definition.
3684 (Output_section::add_merge_input_section): Use merge section by
3685 properties map to speed to search. Update merge section maps
3687 (Output_section::build_relaxation_map): New method definition.
3688 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3690 (Output_section::relax_input_section): Renamed to
3691 Output_section::convert_input_sections_to_relaxed_sections and change
3692 interface to take a vector of pointers to relaxed sections.
3693 (Output_section::find_merge_section,
3694 Output_section::find_relaxed_input_section): New method definitions.
3695 (Output_section::is_input_address_mapped,
3696 Output_section::output_offset, Output_section::output_address):
3697 Use output section data maps to speed up searching.
3698 (Output_section::find_starting_output_address): Add comments.
3699 (Output_section::do_write,
3700 Output_section::write_to_postprocessing_buffer): Do code-fill
3701 generation as appropriate.
3702 (Output_section::get_input_sections): Invalidate relaxed input section
3704 (Output_section::restore_states): Adjust type of checkpoint .
3705 Invalidate relaxed input section map.
3706 * output.h (Output_merge_base): New class declaration.
3707 (Input_section_specifier): New class defintion.
3708 (class Output_relaxed_input_section) Change base class to
3709 Output_section_data_build.
3710 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3711 base class initializer.
3712 (Output_section::add_relaxed_input_section): New method declaration.
3713 (Output_section::Input_section): Change visibility to protected.
3714 (Output_section::Input_section::relobj,
3715 Output_section::Input_section::shndx): Handle relaxed input sections.
3716 Output_section::input_sections) Change visibility to protected. Also
3717 define overload to return a non-const pointer.
3718 (Output_section::Merge_section_properties): New class defintion.
3719 (Output_section::Merge_section_by_properties_map,
3720 Output_section::Output_section_data_by_input_section_map,
3721 Output_section::Relaxation_map): New types.
3722 (Output_section::relax_input_section): Rename method to
3723 Output_section::convert_input_sections_to_relaxed_sections and change
3724 interface to take a vector of relaxed section pointers.
3725 (Output_section::find_merge_section,
3726 Output_section::find_relaxed_input_section,
3727 Output_section::build_relaxation_map,
3728 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3729 New method declarations.
3730 (Output_section::merge_section_map_
3731 Output_section::merge_section_by_properties_map_,
3732 Output_section::relaxed_input_section_map_,
3733 Output_section::is_relaxed_input_section_map_valid_,
3734 Output_section::generate_code_fills_at_write_): New data members.
3735 * script-sections.cc
3736 (Output_section_element_input::set_section_addresses): Call
3737 current_data_size and addralign methods of relaxed input sections.
3738 (Orphan_output_section::set_section_addresses): Call current_data_size
3739 and addralign methods of relaxed input sections.
3740 * symtab.cc (Symbol_table::compute_final_value): Extract template
3741 from the body of Symbol_table::sized_finalize_symbol.
3742 (Symbol_table::sized_finalized_symbol): Call
3743 Symbol_table::compute_final_value.
3744 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3745 (Symbol_table::compute_final_value): New templated method declaration.
3746 * target.cc (Target::do_make_output_section): New method defintion.
3747 * target.h (Target::make_output_section): New method declaration.
3748 (Target::relax): Add more parameters for input objects, symbol table
3749 and layout. Adjust call to do_relax.
3750 (Target::do_make_output_section): New method declaration.
3751 (Target::do_relax): Add parameters for input objects, symbol table
3754 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3756 * pread.c: Include stdio.h.
3758 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3760 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3763 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3765 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3766 Change read_shndx type to unsigned int.
3767 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3769 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3770 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3771 Change read_shndx type to unsigned int.
3772 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3774 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3775 * layout.cc (Layout::create_symtab_sections): Cast the result of
3776 local_symcount * symsize to off_t in the gold_assert.
3778 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3780 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3781 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3783 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3784 (Arm_relocate_functions::thm_abs5): New function.
3785 (Arm_relocate_functions::abs12): New function.
3786 (Arm_relocate_functions::abs16): New function.
3787 (Arm_relocate_functions::base_abs): New function.
3788 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3789 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3790 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3792 (Scan::global): Likewise.
3793 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3794 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3795 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3796 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3799 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3801 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3802 (Arm_relocate_functions::movt_prel): New function.
3803 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3804 (Arm_relocate_functions::thm_movt_prel): New function.
3805 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3806 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3807 (Scan::global, Relocate::relocate): Likewise.
3808 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3810 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3812 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3813 Incremental_checker.
3814 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3816 (class Incremental_inputs_header): New class.
3817 (Incremental_inputs_header_writer): Edit comment.
3818 (Incremental_inputs_entry): New class.
3819 (Incremental_inputs_entry_writer): Edit comment.
3820 (Sized_incremental_binary::do_find_incremental_inputs_section):
3821 Add *strtab_shndx parameter, fill it.
3822 (Sized_incremental_binary::do_check_inputs): New method.
3823 (Incremental_checker::can_incrementally_link_output_file): Use
3824 Sized_incremental_binary::check_inputs.
3825 (Incremental_inputs::report_command_line): Save command line in
3828 (Incremental_binary::find_incremental_inputs_section): New
3830 (Incremental_binary::do_find_incremental_inputs_section): Add
3831 strtab_shndx parameter.
3832 (Incremental_binary::do_check_inputs): New pure virtual method.
3833 (Sized_incremental_binary::do_check_inputs): Declare.
3834 (Incremental_checker::Incremental_checker): Add incremental_inputs
3835 parameter, use it to initialize incremental_inputs_.
3836 (Incremental_checker::incremental_inputs_): New field.
3837 (Incremental_checker::command_line): New method.
3838 (Incremental_checker::inputs): New method.
3839 (Incremental_checker::command_line_): New field.
3841 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3843 * incremental.cc: Include <cstdarg> and "target-select.h".
3844 (vexplain_no_incremental): New function.
3845 (explain_no_incremental): New function.
3846 (Incremental_binary::error): New method.
3847 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3849 (make_sized_incremental_binary): New function.
3850 (open_incremental_binary): New function.
3851 (can_incrementally_link_file): Add checks if output is ELF and has
3853 * incremental.h: Include "elfcpp_file.h" and "output.h".
3854 (Incremental_binary): New class.
3855 (Sized_incremental_binary): New class.
3856 (open_incremental_binary): Declare.
3857 * object.cc (is_elf_object): Use
3858 elfcpp::Elf_recognizer::is_elf_file.
3859 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3860 * output.h (Output_file::filesize): New method.
3862 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3864 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3866 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3867 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3869 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3871 (Arm_relocate_functions::movw_abs_nc): New function.
3872 (Arm_relocate_functions::movt_abs): New function.
3873 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3874 (Arm_relocate_functions::thm_movt_abs): New function.
3875 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3876 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3877 (Scan::global): Likewise.
3878 (Relocate::relocate): Likewise.
3879 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3881 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3883 * arm.cc (Arm_relocate_functions::got_prel) New function.
3884 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3885 (Relocate::relocate): Likewise.
3886 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3888 2009-10-06 Ian Lance Taylor <iant@google.com>
3890 * options.h (class General_options): Define
3891 split_stack_adjust_size parameter.
3892 * object.h (class Object): Add uses_split_stack_ and
3893 has_no_split_stack_ fields. Add uses_split_stack and
3894 has_no_split_stack accessor functions. Declare
3895 handle_split_stack_section.
3896 (class Reloc_symbol_changes): Define.
3897 (class Sized_relobj): Define Function_offsets. Declare
3898 split_stack_adjust, split_stack_adjust_reltype, and
3900 * object.cc (Object::handle_split_stack_section): New function.
3901 (Sized_relobj::do_layout): Call handle_split_stack_section.
3902 * dynobj.cc (Sized_dynobj::do_layout): Call
3903 handle_split_stack_section.
3904 * reloc.cc (Sized_relobj::relocate_sections): Call
3905 split_stack_adjust for executable sections in split_stack
3906 objects. Pass reloc_map to relocate_section.
3907 (Sized_relobj::split_stack_adjust): New function.
3908 (Sized_relobj::split_stack_adjust_reltype): New function.
3909 (Sized_relobj::find_functions): New function.
3910 * target-reloc.h: Include "object.h".
3911 (relocate_section): Add reloc_symbol_changes parameter. Change
3913 * target.h (class Target): Add calls_non_split method. Declare
3914 do_calls_non_split virtual method. Declare match_view and
3916 * target.cc: Include "elfcpp.h".
3917 (Target::do_calls_non_split): New function.
3918 (Target::match_view): New function.
3919 (Target::set_view_to_nop): New function.
3920 * gold.cc (queue_middle_tasks): Give an error if mixing
3921 split-stack and non-split-stack objects with -r.
3922 * i386.cc (Target_i386::relocate_section): Add
3923 reloc_symbol_changes parameter.
3924 (Target_i386::do_calls_non_split): New function.
3925 * x86_64.cc (Target_x86_64::relocate_section): Add
3926 reloc_symbol_changes parameter.
3927 (Target_x86_64::do_calls_non_split): New function.
3928 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3930 * powerpc.cc (Target_powerpc::relocate_section): Add
3931 reloc_symbol_changes parameter.
3932 * sparc.cc (Target_sparc::relocate_section): Add
3933 reloc_symbol_changes parameter.
3934 * configure.ac: Call AM_CONDITIONAL for the default target.
3935 * configure: Rebuild.
3936 * testsuite/Makefile.am (TEST_AS): New variable.
3937 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3938 (check_DATA): Add split_i386 and split_x86_64 files.
3939 (SPLIT_DEFSYMS): Define.
3940 (split_i386_[1234n].o): New targets.
3941 (split_i386_[124]): New targets.
3942 (split_i386_[1234r].stdout): New targets.
3943 (split_x86_64_[1234n].o): New targets.
3944 (split_x86_64_[124]): New targets.
3945 (split_x86_64_[1234r].stdout): New targets.
3946 (MOSTLYCLEANFILES): Add new executables.
3947 * testsuite/split_i386.sh: New file.
3948 * testsuite/split_x86_64.sh: New file.
3949 * testsuite/split_i386_1.s: New file.
3950 * testsuite/split_i386_2.s: New file.
3951 * testsuite/split_i386_3.s: New file.
3952 * testsuite/split_i386_4.s: New file.
3953 * testsuite/split_i386_n.s: New file.
3954 * testsuite/split_x86_64_1.s: New file.
3955 * testsuite/split_x86_64_2.s: New file.
3956 * testsuite/split_x86_64_3.s: New file.
3957 * testsuite/split_x86_64_4.s: New file.
3958 * testsuite/split_x86_64_n.s: New file.
3959 * testsuite/testfile.cc (Target_test): Update relocation_section
3961 * testsuite/Makefile.in: Rebuild.
3963 2009-10-06 Ian Lance Taylor <iant@google.com>
3965 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3966 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3967 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3968 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3969 the address on ldo_addrs_.
3970 (Target_i386::Relocate::fix_up_ldo): New function.
3972 2009-10-06 Rafael Espindola <espindola@google.com>
3974 * plugin.cc (add_input_library): New.
3975 (Plugin::load): Add add_input_library to tv.
3976 (Plugin_manager::add_input_file): Add the is_lib argument.
3977 (add_input_file): Update call to Plugin_manager::add_input_file.
3978 (add_input_library): New.
3979 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3981 2009-09-30 Doug Kwan <dougkwan@google.com>
3983 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3984 symbol and call Symbol::may_need_copy_reloc to determine if
3985 a copy reloc is needed.
3986 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3987 nocopyreloc is given in command line.
3988 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3989 given in command line.
3990 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3991 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3992 of the removed Target_i386::may_need_copy_reloc.
3993 * options.h (copyreloc): New option with default value false.
3994 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3995 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3996 instead of the removed Target_powerpc::may_need_copy_reloc.
3997 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3998 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3999 instead of the removed Target_sparc::may_need_copy_reloc.
4000 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4001 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4002 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4003 instead of the removed Target_x86_64::may_need_copy_reloc.
4005 2009-09-30 Ian Lance Taylor <iant@google.com>
4007 * object.h (class Object): Remove target_ field, and target,
4008 sized_target, and set_target methods.
4009 (Object::sized_target): Remove.
4010 (class Sized_relobj): Update declarations. Remove sized_target.
4011 * object.cc (Sized_relobj::setup): Remove target parameter.
4013 (Input_objects::add_object): Don't do anything with the target.
4014 (make_elf_sized_object): Add punconfigured parameter. Change all
4015 callers. Set or test parameter target.
4016 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4018 * parameters.cc (Parameters::set_target): Change parameter type to
4020 (Parameters::default_target): Remove.
4021 (set_parameters_target): Change parameter type to be non-const.
4022 (parameters_force_valid_target): New function.
4023 (parameters_clear_target): New function.
4024 * parameters.h (class Parameters): Update declarations. Remove
4025 default_target method. Add sized_target and clear_target
4026 methods. Change target_ to be non-const.
4027 (set_parameters_target): Update declaration.
4028 (parameters_force_valid_target): Declare.
4029 (parameters_clear_target): Declare.
4030 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4031 as NULL if we aren't searching.
4032 (Add_symbols::run): Don't check for compatible target.
4033 * fileread.cc (Input_file::open_binary): Call
4034 parameters_force_valid_target.
4035 * gold.cc (queue_middle_tasks): Likewise.
4036 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4037 set_target on object.
4038 * dynobj.h (class Sized_dynobj): Update declarations.
4039 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4040 make_elf_object returns NULL.
4041 (Archive::include_member): Don't check whether object target is
4043 * output.cc (Output_section::add_input_section): Get target from
4045 (Output_section::relax_input_section): Likewise.
4046 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4048 (Sized_relobj::do_scan_relocs): Likewise.
4049 (Sized_relobj::relocate_sections): Likewise.
4050 * resolve.cc (Symbol_table::resolve): Likewise.
4051 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4052 parameter. Change all callers.
4053 (Symbol_table::add_from_object): Get target from parameters.
4054 (Symbol_table::add_from_relobj): Don't check object target.
4055 (Symbol_table::add_from_dynobj): Likewise.
4056 (Symbol_table::define_special_symbol): Get target from
4058 * symtab.h (class Symbol_table): Update declaration.
4059 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4060 parameter. Change all callers. Clear parameter target.
4061 (Binary_test): Test target here.
4062 * testsuite/object_unittest.cc (gold_testsuite): Remove
4063 target_test_pointer parameter. Change all callers.
4064 (Object_test): Test target here.
4066 2009-09-26 Ian Lance Taylor <iant@google.com>
4068 * testsuite/initpri1.c: Don't try to use constructor priorities if
4069 compiling with gcc before 4.3.
4071 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4073 * testsuite/retain_symbols_file_test.sh (check_present): Change
4074 output file name to retain_symbols_file_test.stdout.
4075 (check_absent): Likewise.
4077 2009-09-18 Craig Silverstein <csilvers@google.com>
4079 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4080 * options.cc: Include <cerrno> and <fstream>.
4081 (General_options::finalize): Parse -retain-symbols-file tag.
4082 * options.h: New flag.
4083 (General_options): New method should_retain_symbol, new
4084 variable symbols_to_retain.
4085 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4086 should_retain_symbol map.
4087 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4088 * testsuite/Makefile.in: Regenerate.
4089 * testsuite/retain_symbols_file_test.sh: New file.
4091 2009-09-18 Nick Clifton <nickc@redhat.com>
4093 * po/es.po: Updated Spanish translation.
4095 2009-09-17 Doug Kwan <dougkwan@google.com>
4097 * debug.h (DEBUG_RELAXATION): New constant.
4098 (DEBUG_ALL): Add DEBUG_RELAXATION.
4099 (debug_string_to_enum): Add relaxation debug option.
4101 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4102 Layout::Relaxation_debug_check::read_sections,
4103 Layout::Relaxation_debug_check::read_sections): New method definitions.
4104 (Layout::Layout): Initialize data members
4105 record_output_section_data_from_scrips_,
4106 script_output_section_data_list_ and relaxation_debug_check_.
4107 (Layout::save_segments, Layout::restore_segments,
4108 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4109 Layout::relaxation_loop_body): New method definitions.
4110 (Layout::finalize): Support relaxation. Move section layout code to
4111 Layout::relaxation_loop_body.
4112 (Layout::set_asection_address_from_script): Move code for orphan
4113 section placement out.
4114 (Layout::place_orphan_sections_in_script): New method definition.
4115 * layout.h (Output_segment_headers, Output_file_header):
4116 New forward class declarations.
4117 (Layout::~Layout): Define.
4118 (Layout::new_output_section_data_from_script): New method definition.
4119 (Layout::place_orphan_sections_in_script): New method declaration.
4120 (Layout::Segment_states): New type declaration.
4121 (Layout::save_segments, Layout::restore_segments,
4122 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4123 Layout::relaxation_loop_body): New method declarations.
4124 (Layout::Output_section_data_list): New type declaration.
4125 (Layout::Relaxation_debug_check): New class definition.
4126 (Layout::record_output_section_data_from_script_,
4127 Layout::script_output_section_data_list_, Layout::segment_states_,
4128 Layout::relaxation_debug_check_): New data members.
4129 * output.cc: (Output_section_headers::do_size): New method definition.
4130 (Output_section_headers::Output_section_headers): Move size
4131 computation to Output_section_headers::do_size.
4132 (Output_segment_headers::do_size): New method definition.
4133 (Output_file_header::Output_file_header): Move size computation to
4134 Output_file_header::do_size and call it.
4135 (Output_file_header::do_size): New method definition.
4136 (Output_data_group::Output_data_group): Adjust call to
4137 Output_section_data.
4138 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4139 (Output_symtab_xindex::do_write): Add array bound check.
4140 (Output_section::Input_section::print_to_mapfile): Handle
4141 RELAXED_INPUT_SECTION_CODE.
4142 (Output_section::Output_section): Initialize data member checkpoint_.
4143 (Output_section::~Output_section): Delete checkpoint object pointed
4145 (Output_section::add_input_section): Always add an Input_section if
4147 (Output_section::add_merge_input_section): Add assert.
4148 (Output_section::relax_input_section): New method definition.
4149 (Output_section::set_final_data_size): Set load address to zero for
4150 an unallocated section.
4151 (Output_section::do_address_and_file_offset_have_reset_values):
4152 New method definition.
4153 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4154 Handle relaxed input section.
4155 (Output_section::sort_attached_input_sections): Checkpoint input
4156 section list lazily.
4157 (Output_section::get_input_sections): Change type of input_sections to
4158 list of Simple_input_section pointers. Checkpoint input section list
4159 lazily. Also handle relaxed input sections.
4160 (Output_section::add_input_section_for_script): Take a reference to
4161 a Simple_input_section object instead of Relobj pointer and section
4162 index as parameter. Handle relaxed input sections.
4163 (Output_section::save_states, Output_section::restore_states): New
4165 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4166 (Output_data::is_data_size_fixed): New method definition.
4167 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4169 (Output_data::address_and_file_offset_have_reset_values): New method
4171 (Output_data::do_address_and_file_offset_have_reset_values): New method
4173 (Output_data::set_data_size): Check that data size is not fixed.
4174 (Output_data::fix_data_size): New method definition.
4175 (Output_data::is_data_size_fixed_): New data member.
4176 (Output_section_headers::set_final_data_size): New method definition.
4177 (Output_section_headers::do_size): New method declaration.
4178 (Output_segment_headers::set_final_data_size): New method definition.
4179 (Output_segment_headers::do_size): New method declaration.
4180 (Output_file_header::set_final_data_size)::New method definition.
4181 (Output_file_header::do_size)::New method declaration.
4182 (Output_section_data::Output_section_data): Add new parameter
4183 is_data_size_fixed and use it to fix data size.
4184 (Output_data_const::Output_data_const): Adjust call to base class
4185 constructor and fix data size.
4186 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4187 base class constructor and fix data size.
4188 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4189 base class constructor and fix data size.
4190 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4191 class constructor and fix data size.
4192 (Output_data_group::set_final_data_size): New method definition.
4193 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4194 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4195 class constructor and fix data size.
4196 (Output_relaxed_input_section): New class definition.
4197 (Output_section::Simple_input_section): New class definition.
4198 (Output_section::get_input_sections): Adjust parameter list.
4199 (Output_section::add_input_section_for_script): Same.
4200 (Output_section::save_states, Output_section::restore_states,
4201 Output_section::do_address_and_file_offset_have_reset_values,
4202 (Output_section::Input_section::Input_section): Handle
4203 RELAXED_INPUT_SECTION_CODE. Add new overload for
4204 Output_relaxed_input_section.
4205 (Output_section::Input_section::is_input_section,
4206 Output_section::Input_section::set_output_section): Handle relaxed
4208 (Output_section::Input_section::is_relaxed_input_section,
4209 Output_section::Input_section::output_section_data,
4210 Output_section::Input_section::relaxed_input_section): New method
4212 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4214 (Output_section::Input_section::u1_): Update comments.
4215 (Output_section::Input_section::u2_): Add new union member poris.
4216 (Output_section::Checkpoint_output_section): New classs definition.
4217 (Output_section::relax_input_section): New method declaration.
4218 (Output_section::checkpoint_): New data member.
4219 (Output_segment): Update comments.
4220 (Output_segment::Output_segment): Un-privatize copy constructor.
4221 (Output_segment::operator=): Un-privatize.
4222 * script-sections.cc (Output_section_element::Input_section_list):
4223 Change element type to Output_section::Simple_input_section.
4224 (Output_section_element_dot_assignment::set_section_addresses):
4225 Register output section data for relaxation clean up.
4226 (Output_data_exression::Output_data_expression): Adjust call to base
4227 constructor to fix data size.
4228 (Output_section_element_data::set_section_addresses): Register
4229 Output_data_expression object for relaxation clean up.
4230 (struct Input_section_info): Replace Relobj pointer and section index
4231 pair with Output_section::Simple_input_section and Convert struct to a
4233 (Input_section_sorter::operator()): Adjust access to
4234 Input_section_info data member to use accessors.
4235 (Output_section_element_input::set_section_addresses): Use layout
4236 parameter. Adjust code to use Output_section::Simple_input_section
4237 and Input_secction_info classes. Register filler for relaxation
4239 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4240 and section index pair with Output_section::Simple_input_section
4241 class. Adjust code accordingly.
4242 (Phdrs_element::release_segment): New method definition.
4243 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4245 (Script_sections::release_segments): New method definition.
4246 * gold/script-sections.h (Script_sections::release_segments): New
4248 * gold/target.h (Target::may_relax, Target::relax,
4249 Target::do_may_relax, Target::do_relax): New method definitions.
4251 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4253 * arm.cc (has_signed_unsigned_overflow): New function.
4254 (Arm_relocate_functions::abs8): New function.
4255 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4256 (Target_arm::Scan::global): Likewise.
4257 (Target_arm::relocate::relocate): Likewise.
4258 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4261 2009-09-16 Cary Coutant <ccoutant@google.com>
4263 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4264 * testsuite/Makefile.in: Regenerate.
4266 2009-09-11 Nick Clifton <nickc@redhat.com>
4268 * po/gold.pot: Updated by the Translation project.
4270 2009-09-08 Cary Coutant <ccoutant@google.com>
4272 * output.cc (Output_file::open): Add execute permission to empty file.
4273 * testsuite/Makefile.am (permission_test): New test.
4274 * testsuite/Makefile.in: Regenerate.
4276 2009-09-02 Ian Lance Taylor <iant@google.com>
4278 * output.cc (Output_file::resize): Call map_no_anonymous rather
4281 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4283 * gold.cc: Include "incremental.h".
4284 (queue_initial_tasks): Call Incremental_checker methods.
4285 * incremental.cc: Include "output.h".
4286 (Incremental_checker::can_incrementally_link_output_file): New
4288 * incremental.h (Incremental_checker): New class.
4290 * output.cc (Output_file::open_for_modification): New method.
4291 (Output_file::map_anonymous): Changed return type to bool. Record
4293 (Output_file::map_no_anonymous): New method, broken out of map.
4294 (Output_file::map): Use map_no_anonymous and map_anonymous.
4295 * output.h (class Output_file): Update declarations.
4297 2009-08-24 Cary Coutant <ccoutant@google.com>
4299 * options.h (Command_line::Pre_options): New class.
4300 (Command_line::pre_options): New member.
4301 * options.cc (gold::options::ready_to_register): New variable.
4302 (One_option::register_option): Do nothing if not registering options.
4303 Assert if same short option registered twice.
4304 (General_options::General_options): Turn off option registration when
4306 (Command_line::Pre_options::Pre_options): New constructor.
4308 2009-08-24 Cary Coutant <ccoutant@google.com>
4310 * options.h (General_options::no_keep_memory): Remove incorrect
4313 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4315 * Makefile.am (am__skiplex, am__skipyacc): New.
4316 * Makefile.in: Regenerate.
4318 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4320 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4321 (INCLUDES): ... this.
4322 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4323 (AM_CPPFLAGS): Renamed from ...
4324 (INCLUDE): ... this.
4325 * Makefile.in, testsuite/Makefile.in: Regenerate.
4327 * Makefile.in: Regenerate.
4328 * aclocal.m4: Likewise.
4329 * config.in: Likewise.
4330 * configure: Likewise.
4331 * testsuite/Makefile.in: Likewise.
4333 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4334 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4335 * Makefile.in: Regenerate.
4336 * testsuite/Makefile.in: Regenerate.
4338 2009-08-19 Cary Coutant <ccoutant@google.com>
4340 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4341 symbols in shared libraries overridden by hidden or internal symbols
4342 in the main program.
4344 2009-08-19 Chris Demetriou <cgd@google.com>
4346 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4347 checking source file names in error messages.
4349 2009-08-18 Doug Kwan <dougkwan@google.com>
4351 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4352 an elcpp::Ehdr as parameter. Adjust call to set_target.
4353 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4354 an elfcpp::Ehdr as parameter.
4355 * object.cc (Object::set_target): Remove the version that looks up
4356 a target and sets it.
4357 (Sized_relobj::setup): Take a Target object instead of
4358 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4359 (make_elf_sized_object): Find target and ask target to
4361 * object.h: (Object::set_target): Remove the version that looks up
4362 a target and sets it.
4363 (Sized_relobj::setup): Take a Target object instead of
4364 an elfcpp:Ehdr as parameter.
4365 * target.cc: Include dynobj.h.
4366 (Target::do_make_elf_object_implementation): New.
4367 (Target::do_make_elf_object): New.
4368 * target.h (Target::make_elf_object): New template declaration.
4369 (Target::do_make_elf_object): New method declarations.
4370 (Target::do_make_elf_object_implementation): New template declaration.
4372 2009-08-14 Ian Lance Taylor <iant@google.com>
4374 * gold.h (FUNCTION_NAME): Define.
4375 (gold_unreachable): Use FUNCTION_NAME.
4377 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4379 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4380 symbol in the --keep-unique list is not found.
4382 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4384 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4385 been maked as --keep-unique.
4386 (Icf::unfold_section): New function.
4387 * icf.h (Icf::unfold_section): New function.
4388 * options.h (General_options::keep_unique): New option.
4389 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4390 * testsuite/Makefile.in: Regenerate.
4391 * testsuite/icf_keep_unique_test.sh: New file.
4392 * testsuite/icf_keep_unique_test.cc: New file.
4394 2009-08-12 Cary Coutant <ccoutant@google.com>
4397 * resolve.cc (Symbol_table::resolve): Check for references from
4398 dynamic objects to hidden and internal symbols.
4399 * testsuite/Makefile.am (hidden_test.sh): New test.
4400 * testsuite/Makefile.in: Regenerate.
4401 * testsuite/hidden_test.sh: New script.
4402 * testsuite/hidden_test_1.c: New test source.
4403 * testsuite/hidden_test_main.c: New test source.
4405 2009-08-11 Doug Kwan <dougkwan@google.com>
4407 * arm.cc: Update comments.
4408 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4409 segment to locate the .ARM.exidx section if present.
4411 2009-08-09 Doug Kwan <dougkwan@google.com>
4413 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4416 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4417 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4420 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4422 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4423 valid tls_segment only for non-debug-section relocations.
4424 * testsuite/Makefile.am: Add gc_tls_test.
4425 * testsuite/Makefile.in: Regenerate.
4426 * testsuite/gc_tls_test.cc: New file.
4427 * testsuite/gc_tls_test.sh: New file.
4429 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4433 * Makefile.am (CCFILES): Add icf.cc.
4435 * Makefile.in: Regenerate.
4436 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4437 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4438 section, symbol and addend information for the relocs.
4439 * gold.cc (queue_middle_tasks): Call identical code folding.
4440 * gold.h: Add defines for multimap.
4441 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4442 to the call of finalize_local_symbols.
4443 * main.cc (main): Create object of class Icf.
4444 * object.cc (Sized_relobj::do_layout): Allow this function to be
4445 called twice during icf.
4446 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4447 to sections marked as identical by icf.
4448 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4450 (Sized_relobj::do_section_entsize): New function.
4451 * object.h (Object::section_entsize): New function.
4452 (Object::do_section_entsize): New pure virtual function.
4453 (Relobj::finalize_local_symbols): Add new parameter.
4454 (Relobj::do_section_entsize): New function.
4455 * options.h (General_options::icf): New option.
4456 (General_options::icf_iterations): New option.
4457 (General_options::print_icf_sections): New option.
4458 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4459 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4460 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4462 * symtab.cc (Symbol_table::is_section_folded): New function.
4463 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4464 to sections marked as identical by icf.
4465 * symtab.h (Symbol_table::set_icf): New function.
4466 (Symbol_table::icf): New function.
4467 (Symbol_table::is_section_folded): New function.
4468 (Symbol_table::icf_): New data member.
4469 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4470 * testsuite/Makefile.am: Add commands to build icf_test.
4471 * testsuite/Makefile.in: Regenerate.
4472 * testsuite/icf_test.sh: New file.
4473 * testsuite/icf_test.cc: New file.
4475 2009-07-24 Chris Demetriou <cgd@google.com>
4477 * layout.cc (is_compressible_debug_section): Fix incorrect
4478 comment about compressed section names.
4480 2009-07-20 Ian Lance Taylor <ian@airs.com>
4483 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4485 2009-07-16 Ian Lance Taylor <iant@google.com>
4488 * layout.h: #include <map>.
4489 (class Kept_section): Change from struct to class. Add accessors
4490 and setters. Add section size to Comdat_group mapping. Change
4491 Comdat_group to std::map. Add is_comdat_ field. Add
4492 linkonce_size field in union.
4493 (class Layout): Update declaration of find_or_add_kept_section.
4494 Don't declare find_kept_object.
4495 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4496 parameter. Add object, shndx, is_comdat, and is_group_name
4497 parameters. Change all callers. Adjust for new Kept_section.
4498 (Layout::find_kept_object): Remove.
4499 * object.cc (Sized_relobj::include_section_group): Update use of
4500 Kept_section. Rename secnum to shndx. Only record
4501 Kept_comdat_section if sections are the same size.
4502 (Sized_relobj::include_linkonce_section): Update use of
4503 Kept_section. Only record Kept_comdat_section if sections are the
4504 same size. Set size of linkonce section.
4505 (Sized_relobj::map_to_kept_section): Update call to
4506 get_kept_comdat_section.
4507 * object.h (class Sized_relobj): Rename fields in
4508 Kept_comdat_section to drop trailing underscores; change object
4509 field to Relobj*. Change Kept_comdat_section_table to store
4510 struct rather than pointer.
4511 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4512 Add kept_object and kept_shndx parameters. Change all callers.
4513 (Sized_relobj::get_kept_comdat_section): Change return type to
4514 bool. Add kept_object and kept_shndx parameters. Change all
4516 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4517 Layout::find_or_add_kept_section.
4519 2009-07-09 Ian Lance Taylor <iant@google.com>
4521 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4522 Reserve space in the hash table.
4524 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4526 * fileread.cc (File_read::get_mtime): New method.
4527 * fileread.h (Timespec): New structure.
4528 (File_read::get_mtime): New method.
4529 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4530 Renamed from timestamp_nsec.
4531 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4533 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4535 (Incremental_inputs::report_archive): Save mtime; style fix.
4536 (Incremental_inputs::report_obejct): Save mtime; style fix.
4537 (Incremental_inputs::report_script): Save mtime; style fix.
4538 (Incremental_inputs::finalize_inputs): Style fix.
4539 (Incremental_inputs::finalize): Style fix.
4540 (Incremental_inputs::create_input_section_data): Store inputs
4542 * incremental.h (Incremental_inputs::report_script): Add mtime
4544 (Incremental_inputs::Input_info::Input_info): Intialize only one
4546 (Incremental_inputs::Input_info::archive): Move to nameless
4548 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4549 (Incremental_inputs::Input_info::script): Move to nameless union.
4550 (Incremental_inputs::mtime): New field.
4551 * script.cc (read_input_script): Pass file mtime to
4553 * script.h (Script_info::inputs): Style fix.
4555 2009-07-01 Ian Lance Taylor <ian@airs.com>
4557 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4560 2009-06-24 Ian Lance Taylor <iant@google.com>
4563 * layout.cc (Layout::choose_output_section): If we find an
4564 existing section, update the flags.
4565 (Layout::create_notes): New function, broken out of
4567 (Layout::finalize): Don't create note sections.
4568 (Layout::create_note): Don't crash if linker script discards
4570 (Layout::create_gold_note): Likewise.
4571 (Layout::create_build_id): Likewise. Don't set
4572 after_input_sections on the section.
4573 (Layout::create_executable_stack_info): Remove target parameter.
4575 * layout.h (class Layout): Declare create_notes. Update
4576 declaration of create_executable_stack_info.
4577 * gold.cc (queue_middle_tasks): Call create_notes.
4578 * output.cc (Output_section::update_flags_for_input_section): Move
4579 here from output.h. If SHF_ALLOC flag is newly set, mark address
4581 * output.h (Output_data::mark_address_invalid): New function.
4582 (class Output_section): Only declare, not define,
4583 update_flags_for_input_section. Remove set_flags.
4585 2009-06-24 Ian Lance Taylor <iant@google.com>
4587 * script-sections.cc (Output_section_definition::
4588 set_section_addresses): Rename shadowing local load_address to
4591 2009-06-24 Ian Lance Taylor <iant@google.com>
4594 * reloc.cc (relocate_sections): Skip empty relocation sections.
4596 2009-06-23 Ian Lance Taylor <iant@google.com>
4599 * layout.cc (Layout::create_note): Use choose_output_section
4600 rather than make_output_section.
4602 2009-06-23 Ian Lance Taylor <iant@google.com>
4605 * options.cc (General_options::parse_V): Set printed_version_.
4606 (General_options::General_options): Initialize printed_version_.
4607 * options.h (class General_options): Add printed_version_ field.
4608 * gold.cc (queue_initial_tasks): If there are no input files,
4609 don't give a fatal error if we printed the version information.
4610 (queue_middle_tasks): If using -r with a shared object, give a
4611 fatal error rather than an ordinary error.
4613 2009-06-23 Ian Lance Taylor <iant@google.com>
4616 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4617 (Layout::make_output_section): Set have_stabstr_section_ if we see
4618 a .stab*str section.
4619 (Layout::finalize): Call link_stabs_sections.
4620 (Layout::link_stabs_sections): New file.
4621 * layout.h (class Layout): Add have_stabstr_section_ field.
4622 Declare link_stabs_sections.
4624 2009-06-23 Doug Kwan <dougkwan@google.com>
4626 * Makefile.am (libgold_a_LIBADD): New.
4627 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4628 * Makefile.in: Regenerate.
4629 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4630 * configure: Regenerate.
4631 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4632 * fileread.cc: Include sys/state.h
4633 * gold.h: Declare memmem and strndup if found missing.
4634 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4636 2009-06-23 Ian Lance Taylor <iant@google.com>
4638 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4639 * configure: Rebuild.
4641 2009-06-23 Ian Lance Taylor <iant@google.com>
4644 * object.cc (Object::section_contents): Don't try to get a view if
4645 the section has length zero.
4646 (Object::handle_gnu_warning_section): If the section is empty, use
4647 the name of the section as the warning.
4649 2009-06-23 Ian Lance Taylor <iant@google.com>
4652 * stringpool.h (class Stringpool_template): Add optimize_ field.
4653 (Stringpool_template::set_optimize): New function.
4654 * stringpool.cc (Stringpool_template::Stringpool_template):
4655 Initialize optimize_ field.
4656 (Stringpool_template::set_string_offsets): Test local optimize
4657 fild rather than parameter.
4658 * layout.cc (Layout::Layout): Call set_optimize on the section
4661 2009-06-22 Ian Lance Taylor <iant@google.com>
4664 * yyscript.y: Parse TARGET.
4665 * script.cc (script_set_target): New function.
4666 * script-c.h (script_set_target): Declare.
4667 * options.cc (General_options::string_to_object_format): Rename
4668 from string_to_object_format in anonymous namespace. Change
4670 * options.h (class General_options): Declare
4671 string_to_object_format.
4673 2009-06-22 Ian Lance Taylor <iant@google.com>
4675 * script-sections.cc (Script_sections::create_segments): Don't put
4676 program headers in a PT_LOAD segment if -n or -N.
4678 2009-06-22 Ian Lance Taylor <iant@google.com>
4681 * options.h (class General_options): Add -z lazy and -z now. Sort
4682 -z options into alphabetical order.
4683 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4685 2009-06-21 Ian Lance Taylor <iant@google.com>
4687 * layout.cc (Layout::make_output_section): Call
4688 Target::new_output_section.
4689 (Layout::attach_allocated_section_to_segment): Put large section
4690 sections in a separate load segment with the large segment flag
4692 (Layout::segment_precedes): Sort large data segments after other
4694 (align_file_offset): New static function.
4695 (Layout::set_segment_offsets): Use align_file_offset.
4696 * output.h (class Output_section): Add is_small_section_ and
4697 is_large_section_ fields.
4698 (Output_section::is_small_section): New function.
4699 (Output_section::set_is_small_section): New function.
4700 (Output_section::is_large_section): New function.
4701 (Output_section::set_is_large_section): New function.
4702 (Output_section::is_large_data_section): New function.
4703 (class Output_segment): Add is_large_data_segment_ field.
4704 (Output_segment::is_large_data_segment): New function.
4705 (Output_segment::set_is_large_data_segment): New function.
4706 * output.cc (Output_section::Output_section): Initialize new
4708 (Output_segment::Output_segment): Likewise.
4709 (Output_segment::add_output_section): Add assertion that large
4710 data sections always go in large data segments. Force small data
4711 sections to the end of the list of data sections. Force small BSS
4712 sections to the start of the list of BSS sections. For large BSS
4713 sections to the end of the list of BSS sections.
4714 * symtab.h (class Symbol): Declare is_common_shndx.
4715 (Symbol::is_defined): Check Symbol::is_common_shndx.
4716 (Symbol::is_common): Likewise.
4717 (class Symbol_table): Define enum Commons_section_type. Update
4718 declarations. Add small_commons_ and large_commons_ fields.
4719 * symtab.cc (Symbol::is_common_shndx): New function.
4720 (Symbol_table::Symbol_table): Initialize new fields.
4721 (Symbol_table::add_from_object): Put small and large common
4722 symbols in the right list.
4723 (Symbol_table::sized_finalized_symbol): Check
4724 Symbol::is_common_shndx.
4725 (Symbol_table::sized_write_globals): Likewise.
4726 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4727 common symbol lists. Don't call do_allocate_commons_list if the
4729 (Symbol_table::do_allocate_commons_list): Remove is_tls
4730 parameter. Add comons_section_type parameter. Change all
4731 callers. Handle small and large common symbols.
4732 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4733 Symbol::is_common_shndx.
4734 * resolve.cc (symbol_to_bits): Likewise.
4735 * target.h (Target::small_common_shndx): New function.
4736 (Target::small_common_section_flags): New function.
4737 (Target::large_common_shndx): New function.
4738 (Target::large_common_section_flags): New function.
4739 (Target::new_output_section): New function.
4740 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4741 small_common_section_flags, and large_common_section_flags
4743 (Target::do_new_output_section): New virtual function.
4744 * arm.cc (Target_arm::arm_info): Initialize new fields.
4745 * i386.cc (Target_i386::i386_info): Likewise.
4746 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4748 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4749 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4750 (Target_x86_64::do_new_output_section): New function.
4751 * configure.ac: Define conditional MCMODEL_MEDIUM.
4752 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4753 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4754 (large_LDFLAGS): Define.
4755 * testsuite/large.c: New file.
4756 * testsuite/testfile.cc (Target_test::test_target_info):
4757 Initialize new fields.
4758 * configure, testsuite/Makefile.in: Rebuild.
4760 2009-06-05 Doug Kwan <dougkwan@google.com>
4762 * Makefile.am (CCFILES): Add target.cc.
4763 * Makefile.in: Regenerate.
4764 * i386.cc (class Target_i386): Define new virtual method to
4765 override do_is_local_label_name in parent.
4766 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4767 local symbols if --discard-locals or -X is given.
4768 * options.h (class General_options): Declare new options
4769 '--discard-locals' and '-X' for discarding locals.
4770 * target.h (class Target): Define new methods is_local_label_name.
4771 Declare new virtual method do_is_local_label_name.
4772 * target.cc: New file.
4773 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4774 (check_SCRIPTS): Add discard_locals_test.sh.
4775 (check_DATA): Add discard_local_tests.syms.
4776 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4777 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4778 * testsuite/Makefile.in: Regenerate.
4779 * testsuite/discard_locals_test.c: New file.
4780 * testsuite/discard_locals_test.sh: Same.
4782 2009-06-05 Doug Kwan <dougkwan@google.com>
4784 * object.cc (Sized_relobj::Sized_relobj): Initialize
4785 discarded_eh_frame_shndx_ to -1U.
4786 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4788 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4789 a discarded .eh_frame section.
4790 (Sized_relobj::do_finalize_local_symbols): Ditto.
4791 * object.h (class Sized_relobj): Declare new member
4792 discarded_eh_frame_shndx_.
4793 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4794 (local_labels_test.o, local_labels_test): New rules.
4795 * testsuite/Makefile.in: Regenerate.
4797 2009-06-04 Doug Kwan <dougkwan@google.com>
4799 * layout.cc (Layout::section_name_mapping): Add mapping for
4800 special ARM sections.
4802 2009-06-03 Doug Kwan <dougkwan@google.com>
4804 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4805 (utils::has_overflow): Same.
4807 2009-06-03 Ian Lance Taylor <iant@google.com>
4809 * layout.cc (Layout::section_name_mapping): New array, replacing
4810 Layout::linkonce_mapping.
4811 (Layout::section_name_mapping_count): New variable, replacing
4812 Layout::linkonce_mapping_count.
4813 (Layout::linkonce_output_name): Remove.
4814 (Layout::output_section_name): Rewrite.
4815 * layout.h (class Layout): Rename Linkonce_mapping to
4816 Section_name_mapping, linkonce_mapping to section_name_mapping,
4817 linkonce_mapping_count to section_name_mapping_count. Don't
4818 declare linkonce_output_name.
4820 2009-06-03 Doug Kwan <dougkwan@google.com>
4822 * gold/arm.cc (namespace utils): New.
4823 (Target_arm::reloc_is_non_pic): Define new method.
4824 (class Arm_relocate_functions): New.
4825 (Target_arm::Relocate::relocate): Handle relocation types used by
4828 2009-06-03 Ian Lance Taylor <iant@google.com>
4830 * arm.cc (Target_arm::scan::global): Use || instead of |.
4832 2009-06-02 Doug Kwan <dougkwan@google.com>
4834 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4835 issued_non_pic_error_.
4836 (class Target_arm::Scan): Declare new method check_non_pic.
4837 Define new method symbol_needs_plt_entry.
4838 Declare new data member issued_non_pic_error_.
4839 (class Target_arm::Relocate): Declare new method
4840 should_apply_static_reloc.
4841 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4842 (Target_arm::Scan::check_non_pic): Define new method.
4843 (Target_arm::Scan::local): Handle a small subset of reloc types used
4845 (Target_arm::Scan::local): Same.
4846 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4848 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4850 * incremental.cc (Incremental_inputs::report_command_line): Filter
4851 out --incremental-* options.
4853 2009-05-29 Doug Kwan <dougkwan@google.com>
4855 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4857 (class Target_arm): Update comment.
4858 (Target_arm::Target_arm): Initialize new data members GOT_,
4859 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4860 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4861 and Target_arm::rel_dyn_section.
4862 Declare new_enum Target_arm::Got_type.
4863 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4865 Update commments for member do_dynsym_value.
4866 (Target_arm::got_size, Target_arm::plt_section,
4867 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4868 new methods inside class defintion.
4869 (Target_arm::got_section): Define new method.
4870 (Target_arm::rel_dyn_section): Same.
4871 (Output_data_plt_arm): New template class.
4872 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4873 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4874 (Output_data_plt_arm::add_entry): Same.
4875 (Output_data_plt_arm::first_plt_entry): Define new
4876 static data member for PLT instruction template.
4877 (Output_data_plt_arm::plt_entry): Same.
4878 (Output_data_plt_arm::do_write): Define new method.
4879 (Target_arm::make_plt_entry): Same.
4880 (Target_arm::do_finalize_sections): Same.
4881 (Target_arm::do_dynsym_value): Same.
4883 2009-05-28 Doug Kwan <dougkwan@google.com>
4885 * Makefile.am (TARGETSOURCES): Add arm.cc.
4886 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4887 * Makefile.in: Regenerate.
4889 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4891 2009-05-26 Doug Kwan <dougkwan@google.com>
4893 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4894 (General_options::check_excluded_libs): Strip off directories in
4895 archive name before matching like GNU ld does.
4896 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4897 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4898 (exclude_libs_test_LDFLAGS): Add linker option
4899 -Wl,--exclude-libs,libexclude_libs_test_3
4900 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4901 an explicit archive without using -l.
4902 (alt/libexclude_libs_test_3.a): New make rule.
4903 * testsuite/Makefile.in: Regenerate.
4904 * testsuite/exclude_libs_test.c : Declare lib3_default().
4906 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4907 * exclude_libs_test_3.c: New file.
4909 2009-05-26 Nick Clifton <nickc@redhat.com>
4911 * po/id.po: New Indonesian translation.
4912 * po/gold.pot: Updated template file.
4914 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4916 * testsuite/Makefile.am: Add -ffunction-sections to compile
4917 gc_comdat_test files. Add -Wl,--gc-sections to build
4919 * testsuite/Makefile.in: Regenerate.
4920 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4922 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4924 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4925 kept comdat section was garbage collected.
4926 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4927 * testsuite/Makefile.in: Regenerate.
4928 * testsuite/gc_comdat_test.sh: New file.
4929 * testsuite/gc_comdat_test_1.cc: New file.
4930 * testsuite/gc_comdat_test_2.cc: New file.
4932 2009-05-19 Doug Kwan <dougkwan@google.com>
4934 * archive.cc (Archive::Archive): Move constructor from archive.h
4935 to here. Initialize no_export_.
4936 (Archive::get_elf_object_for_member): Set no_export flag of object.
4937 * archive.h (Archive::Archive): Move constructor body to
4939 (Archive::no_export): New method.
4940 (Archive::no_export_): New field.
4941 * object.h (Object::Object): Initialize no_export_ to false.
4942 (Object::no_export, Object::set_no_export): New methods.
4943 (Object::no_export_): New field.
4944 * options.cc (General_options::parse_exclude_libs): New method.
4945 (General_options::check_excluded_libs) Same.
4946 * options.h (exclude_libs): New option.
4947 (General_options::check_excluded_libs): New method declaration.
4948 (General_options::excluded_libs_): New field.
4949 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4950 default or protected visibility if an object has no-export flag set.
4951 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4952 (check_SCRIPTS): Add exclude_libs_test.sh.
4953 (check_DATA): Add exclude_libs_test.syms.
4954 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4955 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4956 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4957 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4958 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4959 libexclude_libs_test_2.a): New rules.
4960 * testsuite/Makefile.in: Regenerate.
4961 * testsuite/exclude_libs_test.c: New file.
4962 * testsuite/exclude_libs_test.sh: Ditto.
4963 * testsuite/exclude_libs_test_1.c: Ditto.
4964 * testsuite/exclude_libs_test_2.c: Ditto.
4966 2009-05-15 Ian Lance Taylor <iant@google.com>
4968 * configure.ac: Check for declarations for cases where libiberty.h
4969 checks HAVE_DECL_xxx.
4970 * configure, config.in: Rebuild.
4972 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4974 * gold.h (Incremental_argument_list): Remove (invalid) forward
4976 * incremental.cc (Incremental_inputs::report_achive): New method.
4977 (Incremental_inputs::report_object): New method.
4978 (Incremental_inputs::report_script): New method.
4979 (Incremental_inputs::finalize_inputs): New method.
4980 (Incremental_inputs::finalize): Call finalize_inputs().
4981 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4982 Create inputs entries.
4983 * incremental.h (Incremental_input_type): New enum.
4984 (Incremental_inputs::Incremental_input): Initialize new fields.
4985 (Incremental_inputs::report_inputs): New method.
4986 (Incremental_inputs::report_achive): New method.
4987 (Incremental_inputs::report_object): New method.
4988 (Incremental_inputs::report_script): New method.
4989 (Incremental_inputs::finalize_inputs): New method.
4990 (Incremental_inputs::Input_info): New struct.
4991 (Incremental_inputs::Input_info_map): New typedef.
4992 (Incremental_inputs::lock_): New field.
4993 (Incremental_inputs::Inputs_): New field.
4994 (Incremental_inputs::Inputs_map): New field.
4995 * main.cc (main): Call Incremental_input::report_inputs.
4996 * options.h (Input_argument_list): Typedef moved from
4998 (Input_file_group::Files): Remove, use ::Input_argument_list.
4999 (Input_file_group::Input_argument_list): Remove, use
5000 ::Input_argument_list.
5001 * plugin.cc (Plugin_manager::add_input_file): Add error in
5003 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5005 * script.cc (read_input_script): Call
5006 Incremental_input::report_script.
5007 * script.h (Script_info): New class.
5009 2009-04-27 Ian Lance Taylor <iant@google.com>
5011 * x86_64.cc (do_adjust_output_section): Set entsize to
5014 2009-04-23 Elliott Hughes <enh@google.com>
5016 * output.cc (Output_file::close): After short writes, continue
5017 writing from the correct offset in the buffer being written.
5019 2009-04-23 Chris Demetriou <cgd@google.com>
5021 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5022 * configure: Regenerate.
5023 * config.in: Regenerate.
5024 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5025 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5027 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5029 * incremental.cc (Incremental_inputs_header_data): Renamed from
5030 Incremental_input_header_data.
5031 (Incremental_inputs_header_data::data_size): New field.
5032 (Incremental_inputs_header_data::put_input_file_count): Renamed
5033 from input_file_count.
5034 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5035 from command_line_offset.
5036 (Incremental_inputs_header_data::put_reserved): Renamed from
5038 (Incremental_inputs_entry_data): Renamed from
5039 Incremental_input_entry_data.
5040 (Incremental_inputs_entry_data::data_size): New field.
5041 (Incremental_inputs::report_command_line): New method.
5042 (Incremental_inputs::finalize): New method.
5043 (Incremental_inputs::create_incremental_inputs_data): New method.
5044 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5045 * incremental.h: New file.
5046 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5047 (Layout::finalize): Create incremental inputs section in
5049 (Layout::create_incremental_info_sections): New method.
5050 * layout.h (Layout::incremental_inputs): New method.
5051 (Layout::create_incremental_info_sections): New method.
5052 (Layout::incremental_inputs_): New field.
5053 * main.cc (main): Notify Incremental_input of the command line.
5055 2009-04-01 Ian Lance Taylor <iant@google.com>
5056 Mikolaj Zalewski <mikolajz@google.com>
5058 * gold.h (reserve_unordered_map): Define, three versions, one for
5059 each version of Unordered_map.
5060 * layout.cc (Layout::Layout): Remove options parameter. Add
5061 number_of_input_files parameter. Don't initialize options_.
5062 Initialize number_of_input_files_ and resized_signatures_. Move
5063 sections_are_attached_.
5064 (Layout::layout_group): Reserve space for group_signatures_.
5065 (Layout::find_or_add_kept_section): Change name parameter to be a
5066 reference. Resize signatures_ map when it gets large enough.
5067 (Layout::layout_eh_frame): Use parameters->options() instead of
5069 (Layout::make_output_section): Likewise.
5070 (Layout::attach_allocated_section_to_segment): Likewise.
5071 (Layout::finalize, Layout::create_executable_stack): Likewise.
5072 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5073 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5074 * layout.h (class Layout): Update declarations. Remove options_
5075 field. Add number_of_input_files_ and resized_signatures_
5076 fields. Move sections_are_attached_ field.
5077 * main.cc (main): Pass number of input files to Layout
5078 constructor. Don't pass options.
5080 2009-03-30 Ian Lance Taylor <iant@google.com>
5082 * ffsll.c (ffsll): Correct implementation.
5084 2009-03-27 Ian Lance Taylor <iant@google.com>
5086 * ffsll.c: New file.
5087 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5088 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5089 * ftruncate.c (ftruncate): Declare before definition.
5090 * mremap.c (mremap): Likewise.
5091 * pread.c (pread): Likewise.
5092 * configure, Makefile.in, config.in: Rebuild.
5094 * mremap.c: New file.
5095 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5096 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5097 (mremap): Declare if HAVE_MREMAP is not defined.
5098 * configure, Makefile.in, config.in: Rebuild.
5100 2009-03-27 Cary Coutant <ccoutant@google.com>
5102 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5103 position independent.
5104 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5105 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5107 2009-03-24 Cary Coutant <ccoutant@google.com>
5109 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5111 (needs_dynamic_reloc): Likewise.
5113 2009-03-24 Ian Lance Taylor <iant@google.com>
5115 * yyscript.y (file_cmd): Recognize EXTERN.
5116 (extern_name_list, extern_name_list_body): New nonterminals.
5117 * script.cc (script_add_extern): Define.
5118 * script-c.h (script_add_extern): Declare.
5120 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5122 * object.cc (is_elf_object): Define.
5123 * object.h (is_elf_object): Declare.
5124 * archive.cc (Archive::get_elf_object_for_member): Call
5126 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5128 2009-03-24 Elliott Hughes <enh@google.com>
5130 * output.cc (Output_file::map_anonymous): Define.
5131 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5132 try an anonymous one. Report the size if the mmap fails.
5133 * output.h (class Output_file): Declare map_anonymous.
5135 2009-03-24 Ian Lance Taylor <iant@google.com>
5137 * target-select.cc (instantiate_target): Don't acquire the lock if
5138 the instantiated_target_ field has already been set.
5140 2009-03-23 Ian Lance Taylor <iant@google.com>
5142 * gold-threads.h (class Initialize_lock): Define.
5143 * gold-threads.cc (class Initialize_lock_once): Define.
5144 (initialize_lock_control): New static variable.
5145 (initialize_lock_pointer): New static variable.
5146 (initialize_lock_once): New static function.
5147 (Initialize_lock::Initialize_lock): Define.
5148 (Initialize_lock::initialize): Define.
5149 * target-select.h: Include "gold-threads.h".
5150 (class Target_selector): Add lock_ and initialize_lock_ fields.
5151 Don't define instantiate_target, just declare it.
5152 * target-select.cc (Target_selector::Target_selector): Initialize
5154 (Target_selector::instantiate_target): Define.
5155 * descriptors.h: Include "gold-threads.h".
5156 (class Descriptors): Add initialize_lock_ field.
5157 * descriptors.cc (Descriptors::Descriptors): Initialize new
5159 (Descriptors::open): Use initialize_lock_ field
5160 * errors.h (class Errors): Add initialize_lock_ field.
5161 * errors.cc (Errors::Errors): Initialize new field.
5162 (Errors::initialize_lock): Use initialize_lock_ field.
5163 * powerpc.cc (class Target_selector_powerpc): Remove
5164 instantiated_target_ field. In do_recognize call
5165 instantiate_target rather than do_instantiate_target. In
5166 do_instantiate_target just allocate a new target.
5167 * sparc.cc (class Target_selector_sparc): Likewise.
5169 * freebsd.h: New file.
5170 * i386.cc: Include "freebsd.h".
5171 (Target_i386): Derive from Target_freebsd rather than
5173 (Target_selector_i386): Derive from Target_selector_freebsd rather
5174 than Target_selector.
5175 * x86_64.cc: Include "freebsd.h".
5176 (Target_x86_64): Derive from Target_freebsd rather than
5178 (Target_selector_x86_64): Derive from Target_selector_freebsd
5179 rather than Target_selector.
5180 * target.h (class Target): Add adjust_elf_header and
5181 do_adjust_elf_header.
5182 * output.cc (Output_file_header:: do_sized_write): Call target
5183 adjust_elf_header routine.
5184 * configure.tgt: Set targ_osabi.
5185 * configure.ac: Define GOLD_DEFAULT_OSABI.
5186 * parameters.cc (Parameters::default_target): Pass
5187 GOLD_DEFAULT_OSABI to select_target.
5188 * target-select.h (class Target_selector): Make instantiate_target
5189 protected rather than private.
5190 * Makefile.am (HFILES): Add freebsd.h.
5191 * configure, Makefile.in, config.in: Rebuild.
5193 * merge.cc (do_add_input_section): Correct pend value. Change
5194 message about last entry not being null terminated from error to
5197 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5199 * incremental.cc: New file.
5200 * Makefile.am (CCFILES): Add incremental.cc.
5201 * Makefile.in: Rebuild.
5203 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5205 * layout.cc (Layout::output_section_name): Preserve names
5206 of '.note.' sections.
5208 2009-03-19 Ian Lance Taylor <iant@google.com>
5210 * descriptors.cc (Descriptors::open): Check that the options are
5211 valid before using them.
5213 2009-03-18 Ian Lance Taylor <iant@google.com>
5215 * script-sections.h: Include <list>.
5216 (class Script_sections): Change Sections_elements from std::vector
5217 to std::list. Typedef public Elements_iterator. Add
5218 orphan_section_placement_, data_segment_align_start_, and
5219 saw_data_segment_align_ fields. Remove data_segment_align_index_
5221 * script-sections.cc (class Orphan_section_placement): New class.
5222 (class Sections_element): Add virtual functions is_relro and
5223 orphan_section_init. Remove virtual function place_orphan_here.
5224 (class Output_section_definition): Add is_relro and
5225 orphan_section_init. Remove place_orphan_here.
5226 (class Orphan_output_section): Likewise.
5227 (Script_sections::Script_sections): Update for field changes.
5228 (Script_sections::data_segment_align): Set saw_data_segment_align_
5229 and data_segment_align_start_, not data_segment_align_index.
5230 (Script_sections::data_segment_relro_end): Check
5231 saw_data_segment_align_. Use data_segment_align_start_ rather
5232 than data_segment_align_index_.
5233 (Script_sections::place_orphan): Rewrite to use
5234 Orphan_section_placement.
5236 2009-03-17 Ian Lance Taylor <iant@google.com>
5238 * archive.cc (Archive::add_symbols): Check for a version attached
5239 to the symbol name in the archive map.
5240 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5241 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5242 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5243 (ver_test_11.a): New target.
5244 * testsuite/Makefile.in: Rebuild.
5246 * configure.ac: Check for chsize and posix_fallocate. Replace
5248 * ftruncate.c: New file, from gnulib.
5249 * output.cc (posix_fallocate): Define dummy version if not
5250 HAVE_POSIX_FALLOCATE.
5251 (Output_file::map): Call posix_fallocate rather than lseek and
5253 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5254 * configure, Makefile.in, config.in: Rebuild.
5256 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5258 * layout.h (Layout::create_note): Add section_name parameter.
5259 * layout.cc (Layout::create_note): Likewise.
5260 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5262 2009-03-17 Ian Lance Taylor <iant@google.com>
5264 * descriptors.cc: Include "options.h".
5265 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5266 (Descriptors::open): Always use O_CLOEXEC when opening a new
5267 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5268 then set FD_CLOEXEC.
5270 * sparc.cc (class Target_sparc): Add has_got_section.
5271 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5272 make sure we have a GOT section.
5274 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5275 (Target_sparc::Scan::local): Likewise.
5276 (Target_sparc::Scan::global): Likewise.
5277 (Target_sparc::Relocate::relocate): Likewise.
5278 (Target_sparc::Relocate::relocate_tls): Likewise.
5280 * symtab.cc (Symbol_table::define_default_version): New function,
5281 broken out of add_from_object.
5282 (Symbol_table::add_from_object): Call define_default_version.
5283 (Symbol_table::define_special_symbol): Add resolve_oldsym
5284 parameter. Change all callers. If the version for a symbol comes
5285 from a version script, resolve it with the symbol with the same
5286 name with no version. Also add the symbol without a version if
5288 (do_define_in_output_data): If resolving with oldsym, don't delete
5290 (do_define_in_output_segment): Likewise.
5291 (do_define_as_constant): Likewise.
5292 * symtab.h (class Symbol_table): Update declarations.
5294 2009-03-13 Ian Lance Taylor <iant@google.com>
5296 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5297 (Read_symbols::requeue): New function.
5298 (Read_symbols::do_read_symbols): If make_elf_object fails because
5299 the target type is not configured, and the file was searched for,
5300 issue a warning and retry with the next directory.
5301 (Add_symbols::run): If the file has an incompatible format, and
5302 it was searched for, requeue the Read_symbols task. On error,
5304 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5305 dirindex parameter to constructor. Change all callers. Declare
5306 incompatible_warning and requeue.
5307 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5308 input_argument_ and input_group_ fields. Add them to
5309 constructor. Change all callers.
5310 (class Read_script): Add dirindex_ field. Add it to constructor.
5312 * archive.cc (Archive::setup): Remove input_objects parameter.
5314 (Archive::get_file_and_offset): Likewise.
5315 (Archive::read_all_symbols): Likewise.
5316 (Archive::read_symbols): Likewise.
5317 (Archive::get_elf_object_for_member): Remove input_objects
5318 parameter. Add punconfigured parameter. Change all callers.
5319 (Archive::add_symbols): Change return type to bool. Check return
5320 value of include_member.
5321 (Archive::include_all_members): Likewise.
5322 (Archive::include_member): Change return type to bool. Return
5323 false if first included object has incompatible target. Set
5324 included_member_ field.
5325 (Add_archive_symbols::run): If add_symbols returns false, requeue
5327 * archive.h (class Archive): Add included_member_ field.
5328 Initialize it in constructor. Add input_file and searched_for
5329 methods. Update declarations.
5330 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5331 input_argument_ fields. Add them to constructor. Change all
5333 * script.cc: Include "target-select.h".
5334 (class Parser_closure): Add skip_on_incompatible_target_ and
5335 found_incompatible_target_ fields. Add
5336 skip_on_incompatible_target parameter to constructor. Change all
5337 callers. Add methods skip_on_incompatible_target,
5338 clear_skip_on_incompatible_target, found_incompatible_target, and
5339 set_found_incompatible_target.
5340 (read_input_script): Add dirindex parameter. Change all callers.
5341 If parser finds an incompatible target, requeue Read_symbols
5343 (script_set_symbol): Clear skip_on_incompatible_target in
5345 (script_add_assertion, script_parse_option): Likewise.
5346 (script_start_sections, script_add_phdr): Likewise.
5347 (script_check_output_format): New function.
5348 * script.h (read_input_script): Update declaration.
5349 * script-c.h (script_check_output_format): Declare.
5350 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5351 (ignore_cmd): Remove OUTPUT_FORMAT.
5352 * fileread.cc (Input_file::Input_file): Add explicit this.
5353 (Input_file::will_search_for): New function.
5354 (Input_file::open): Add pindex parameter. Change all callers.
5355 * fileread.h (class Input_file): Add input_file_argument method.
5356 Declare will_search_for. Update declarations.
5357 * object.cc (make_elf_object): Add punconfigured parameter.
5359 * object.h (class Object): Make input_file public. Add
5360 searched_for method.
5361 (make_elf_object): Update declaration.
5362 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5364 * dirsearch.h (class Dirsearch): Update declaration.
5365 * options.h (class General_options): Add --warn-search-mismatch.
5366 * parameters.cc (Parameters::is_compatible_target): New function.
5367 * parameters.h (class Parameters): Declare is_compatible_target.
5368 * workqueue.cc (Workqueue::add_blocker): New function.
5369 * workqueue.h (class Workqueue): Declare add_blocker.
5371 * fileread.cc (Input_file::open): Remove options parameter.
5373 (Input_file::open_binary): Likewise.
5374 * script.cc (read_input_script): Likewise.
5375 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5376 options parameter from constructor. Change all callers.
5377 (class Read_script): Likewise.
5378 * fileread.h (class Input_file): Update declarations.
5379 * script.h (read_input_script): Update declaration.
5381 2009-03-10 Nick Clifton <nickc@redhat.com>
5383 * po/es.po: New Spanish translation.
5385 2009-03-06 Cary Coutant <ccoutant@google.com>
5387 * options.cc (parse_short_option): Keep dash_z from registering itself.
5389 2009-03-03 Ian Lance Taylor <iant@google.com>
5392 * target-reloc.h (relocate_section): Pass output_section to
5394 * i386.cc (Target_i386::should_apply_static_reloc): Add
5395 output_section parameter. Change all callers.
5396 (Target_i386::Relocate::relocate): Add output_section parameter.
5397 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5398 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5399 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5400 * testsuite/two_file_shared.sh: New script.
5401 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5402 (check_DATA): Add two_file_shared.dbg.
5403 (two_file_shared.dbg): New target.
5404 * testsuite/Makefile.in: Rebuild.
5406 2009-03-01 Ian Lance Taylor <iant@google.com>
5408 * configure.ac: Check for byteswap.h.
5409 * configure: Rebuild.
5410 * config.in: Rebuild.
5412 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5414 * layout.cc (Layout::find_or_add_kept_section): New function.
5415 (Layout::add_comdat): Removed.
5416 * layout.h (struct Kept_section): Move out of class Layout.
5417 Remove trailing underscores from field names. Add group_sections
5418 field. Rename group_ field to is_group. Change all uses.
5419 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5420 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5421 comdat_groups_ field.
5422 (Sized_relobj::include_section_group): Use
5423 find_or_add_kept_section and Kept_section::group_sections.
5424 (Sized_relobj::include_linkonce_section): Likewise.
5425 * object.cc (class Sized_relobj): Don't define Comdat_group or
5426 Comdat_group_table. Remove find_comdat_group and
5427 add_comdat_group. Remove comdat_groups_ field.
5428 * plugin.cc (include_comdat_group): Use
5429 Layout::find_or_add_kept_section.
5431 2009-02-28 Ian Lance Taylor <iant@google.com>
5433 * README: --gc-sections and map files are now supported. Document
5434 some build requirements.
5437 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5438 relocatable link set the value of the section symbol to zero.
5439 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5440 relocatable link don't include the section address in the local
5443 2009-02-27 Ian Lance Taylor <iant@google.com>
5446 * options.h (class Search_directory): Add is_system_directory.
5447 (class General_options): Declare is_in_system_directory.
5448 * options.cc (get_relative_sysroot): Make static.
5449 (get_default_sysroot): Make static.
5450 (General_optoins::is_in_system_directory): New function.
5451 * fileread.cc (Input_file::is_in_system_directory): New function.
5452 * fileread.h (class Input_file): Declare is_in_system_directory.
5453 * object.h (class Object): Add is_in_system_directory.
5454 (class Input_objects): Remove system_library_directory_ field.
5455 * object.cc (Input_objects::add_object): Don't set
5456 system_library_directory_.
5457 (input_objects::found_in_system_library_directory): Remove.
5458 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5459 parameter. Change all callers.
5460 (Symbol_table::sized_write_globals): Likewise.
5461 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5462 Call Object::is_in_system_directory.
5463 * symtab.h (class Symbol_table): Update declarations.
5466 * descriptors.h (Open_descriptor): Add is_on_stack field.
5467 * descriptors.cc (Descriptors::open): If the descriptor is on the
5468 top of the stack, remove it. Initialize is_on_stack field.
5469 (Descriptors::release): Only add pod to stack if it is not on the
5471 (Descriptors::close_some_descriptor): Clear stack_next and
5475 * output.cc (Output_section::find_starting_output_address): Rename
5476 from starting_output_address; add PADDR parameter; change return
5478 * output.h (class Output_section): Declare
5479 find_starting_output_address instead of starting_output_address.
5480 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5481 section symbol for which we can't find a merge section.
5484 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5485 hidden or internal, force the symbol to be local.
5486 * resolve.cc (Symbol::override_visibility): Define.
5487 (Symbol::override_base): Use override_visibility.
5488 (Symbol_table::resolve): Likewise.
5489 (Symbol::override_base_with_special): Likewise.
5490 (Symbol_table::override_with_special): If the visibility is hidden
5491 or internal, force the symbol to be local.
5492 * symtab.h (class Symbol): Add set_visibility and
5493 override_visibility.
5494 * testsuite/ver_test_1.sh: New file.
5495 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5496 (check_DATA): Add ver_test_1.syms.
5497 (ver_test_1.syms): New target.
5498 * testsuite/Makefile.in: Rebuild.
5500 2009-02-25 Cary Coutant <ccoutant@google.com>
5502 * layout.cc (Layout::choose_output_section): Don't rename sections
5503 when using a linker script that has a SECTIONS clause.
5504 * Makefile.in: Regenerate.
5506 * testsuite/Makefile.am (script_test_5.sh): New test case.
5507 * testsuite/Makefile.in: Regenerate.
5508 * testsuite/script_test_5.cc: New file.
5509 * testsuite/script_test_5.sh: New file.
5510 * testsuite/script_test_5.t: New file.
5512 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5514 * archive.cc (Archive::include_member): Update calls to add_symbols.
5515 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5516 the Layout argument.
5517 * dynobj.h (do_add_symbols): Add the Layout argument.
5518 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5520 * object.h (Object::add_symbols): Add the Layout argument.
5521 (Object::do_add_symbols): Add the Layout argument.
5522 (Sized_relobj::do_add_symbols): Add the Layout argument.
5523 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5524 Unify the two versions.
5525 (Add_plugin_symbols): Remove.
5526 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5527 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5528 (Add_plugin_symbols): Remove.
5529 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5530 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5531 (Add_symbols::run): Make it work with Pulginobj.
5533 2009-02-06 Ian Lance Taylor <iant@google.com>
5535 * object.cc (Sized_relobj::do_layout): Make info message start
5536 with lower case letter.
5538 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5540 * binary.cc: Fix file comment.
5542 * options.h (enum Incremental_disposition): Define.
5543 (class General_options): Add new options: --incremental,
5544 --incremental_changed, --incremental_unchanged,
5545 --incremental_unknown. Add incremental_disposition_ and
5546 implicit_incremental_ fields.
5547 (General_options::incremental_disposition): New function.
5548 (class Position_dependent_options): Add incremental_disposition
5550 (Position_dependent_options::copy_from_options): Set incremental
5552 * options.cc (General_options::parse_incremental_changed): New
5554 (General_options::parse_incremental_unchanged): New function.
5555 (General_options::parse_incremental_unknown): New function.
5556 (General_options::General_options): Initialize new fields
5557 incremental_disposition_ and implicit_incremental_.
5558 (General_options::finalize): Check for uasge of --incremental-*
5559 without --incremental.
5561 2009-02-06 Chris Demetriou <cgd@google.com>
5563 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5564 pointer and to report location as the file name associated with
5566 (gold_undefined_symbol_at_location): New function to replace the
5567 old gold_undefined_symbol functionality.
5568 * target-reloc.h (relocate_section): Update to use
5569 gold_undefined_symbol_at_location.
5570 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5571 Call gold_undefined_symbol function rather than gold_error.
5572 * errors.h (Errors::undefined_symbol): Take location as a
5573 string, rather than calculating it from a relocation.
5574 * errors.cc (Errors::fatal): Print "fatal error:" before the
5576 (Errors::error, Errors::error_at_location): Print "error: "
5577 before the formatted message.
5578 (Errors::undefined_symbol): Take location as a string, rather
5579 than calculating it from a relocation.
5580 (gold_undefined_symbol_at_location): New function akin to
5581 old gold_undefined_symbol, calculates location from relocation.
5582 (gold_undefined_symbol): Change to take only a Symbol pointer
5583 and to report location as the file name associated with the symbol.
5584 * testsuite/debug_msg.sh: Update for changed error messages.
5585 * testsuite/undef_symbol.sh: Likewise.
5587 2009-02-04 Duncan Sands <baldrick@free.fr>
5590 * reduced_debug_output.h
5591 (Output_reduced_debug_abbrev_section::failed): Use format for
5593 (Output_reduced_debug_info_section::faild): Likewise.
5595 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5597 * script.cc (Lazy_demangler): New class.
5598 (Version_script_info::get_symbol_version_helper): Demangle a
5601 2009-01-29 Cary Coutant <ccoutant@google.com>
5603 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5605 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5607 2009-01-28 Ian Lance Taylor <iant@google.com>
5609 * version.cc (version_string): Bump to 1.9.
5611 * gold.h: Include <cstring> and <stdint.h>.
5612 * version.cc: Include <cstdio>.
5613 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5615 * reduced_debug_output.cc (insert_into_vector): Rename from
5616 Insert_into_vector; change all callers. Use Swap_unaligned to
5617 avoid aliasing issue; remove union since it is unnecessary.
5619 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5621 * Makefile.am (CCFILES): Add gc.cc.
5623 * Makefile.in: Regenerate.
5624 * gold.cc (Gc_runner): New class.
5625 (queue_initial_tasks): Call garbage collection related tasks
5626 when corresponding options are invoked.
5627 (queue_middle_gc_tasks): New function.
5628 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5629 processed early before laying out sections during garbage collection.
5630 * gold.h (queue_middle_gc_tasks): New function.
5631 (is_prefix_of): Move from "layout.cc".
5632 * i386.cc (Target_i386::gc_process_relocs): New function.
5633 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5634 * main.cc (main): Create object of class "Garbage_collection".
5635 * object.cc (Relobj::copy_symbols_data): New function.
5636 (Relobj::is_section_name_included): New function.
5637 (Sized_relobj::do_layout): Allow this function to be called twice
5638 during garbage collection and defer layout of section during the
5640 * object.h (Relobj::get_symbols_data): New function.
5641 (Relobj::is_section_name_included): New function.
5642 (Relobj::copy_symbols_data): New function.
5643 (Relobj::set_symbols_data): New function.
5644 (Relobj::get_relocs_data): New function.
5645 (Relobj::set_relocs_data): New function.
5646 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5647 (Relobj::gc_process_relocs): New function.
5648 (Relobj::do_gc_process_relocs): New pure virtual function.
5649 (Relobj::sd_): New data member.
5650 (Sized_relobj::is_output_section_offset_invalid): New function.
5651 (Sized_relobj::do_gc_process_relocs): New function.
5652 * options.h (General_options::gc_sections): Modify to not be a no-op.
5653 (General_options::print_gc_sections): New option.
5654 * plugin.cc (Plugin_finish::run): Remove function call to
5655 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5656 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5657 * reloc.cc (Read_relocs::run): Add task to process relocs and
5658 determine unreferenced sections when doing garbage collection.
5659 (Gc_process_relocs): New class.
5660 (Sized_relobj::do_gc_process_relocs): New function.
5661 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5662 sections that are garbage collected.
5663 * reloc.h (Gc_process_relocs): New class.
5664 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5665 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5666 symbols whose corresponding sections are garbage collected.
5667 (Symbol_table::Symbol_table): Add new parameter for the garbage
5669 (Symbol_table::gc_mark_undef_symbols): New function.
5670 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5671 (Symbol_table::gc_mark_dyn_syms): New function.
5672 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5674 (Symbol_table::add_from_object): Likewise.
5675 (Symbol_table::add_from_relobj): When building shared objects, do not
5676 treat externally visible symbols as garbage.
5677 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5678 table information for static and relocatable links.
5679 * symtab.h (Symbol_table::set_gc): New function.
5680 (Symbol_table::gc): New function.
5681 (Symbol_table::gc_mark_undef_symbols): New function.
5682 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5683 (Symbol_table::gc_mark_dyn_syms): New function.
5684 (Symbol_table::gc_): New data member.
5685 * target.h (Sized_target::gc_process_relocs): New pure virtual
5687 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5688 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5690 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5692 * options.h (General_options::gc_sections): Define as a no-op for now.
5693 (General_options::no_keep_memory): Ditto.
5694 (General_options::Bshareable): Define.
5695 * options.cc (General_options::finalize): Honor -Bshareable.
5697 2009-01-20 Andreas Schwab <schwab@suse.de>
5699 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5700 read the value in the contents, since we don't use it. Use the
5701 template endianness when writing.
5702 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5704 2009-01-19 Andreas Schwab <schwab@suse.de>
5706 * configure.tgt (powerpc64-*): Fix targ_obj.
5708 2009-01-15 Ian Lance Taylor <iant@google.com>
5710 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5711 local symbols when stripping all symbols.
5713 2009-01-14 Cary Coutant <ccoutant@google.com>
5715 * output.cc (Output_reloc): Add explicit instantiations.
5717 2009-01-14 Cary Coutant <ccoutant@google.com>
5719 * archive.cc (Archive::get_elf_object_for_member): Remove call
5720 to File_read::claim_for_plugin.
5721 * descriptors.cc (Descriptors::open): Remove reference to
5723 (Descriptors::claim_for_plugin): Remove.
5724 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5725 (Descriptors::is_claimed): Remove.
5726 (claim_descriptor_for_plugin): Remove.
5727 * fileread.cc (File_read::claim_for_plugin): Remove.
5728 * fileread.h (File_read::claim_for_plugin): Remove.
5729 (File_read::descriptor): Reopen descriptor if necessary.
5730 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5731 (Plugin_manager::all_symbols_read): Add task parameter. Change
5733 (Plugin_manager::get_input_file): New function.
5734 (Plugin_manager::release_input_file): New function.
5735 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5736 corresponding data member.
5737 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5738 and pass to base constructor. Change all callers.
5739 (get_input_file, release_input_file): New functions.
5740 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5741 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5742 (Plugin_manager::all_symbols_read): Add task parameter.
5743 (Plugin_manager::get_input_file): New function.
5744 (Plugin_manager::release_input_file): New function.
5745 (Plugin_manager::task_): New data member.
5746 (Pluginobj::Pluginobj): Add filesize parameter.
5747 (Pluginobj::filename): New function.
5748 (Pluginobj::descriptor): New function.
5749 (Pluginobj::filesize): New function.
5750 (Pluginobj::filesize_): New data member.
5751 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5752 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5753 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5755 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5756 with archive libraries.
5757 * testsuite/Makefile.in: Regenerate.
5758 * testsuite/plugin_test.c (struct sym_info): New type.
5759 (get_input_file, release_input_file): New static variables.
5760 (onload): Capture new transfer vector entries.
5761 (claim_file_hook): Stop reading at end of file according to filesize.
5762 Factor out parsing of readelf output into separate function.
5763 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5764 APIs and get the source file name from the symbol table. Convert
5765 source file name to corresponding object file name. Print info
5766 message when adding new input files.
5767 (parse_readelf_line): New function.
5768 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5769 * testsuite/plugin_test_2.sh: Likewise.
5770 * testsuite/plugin_test_3.sh: Likewise.
5771 * testsuite/plugin_test_4.sh: New test case.
5773 2009-01-07 Ian Lance Taylor <iant@google.com>
5775 * version.cc (version_string): Bump to 1.8.
5777 2008-12-23 Cary Coutant <ccoutant@google.com>
5779 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5780 * plugin.cc (Plugin_manager::finish): Rename as
5781 layout_deferred_objects. Move cleanup to separate function.
5782 (Plugin_manager::cleanup): New function.
5783 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5785 * plugin.h (Plugin_manager::finish): Rename as
5786 layout_deferred_objects.
5787 (Plugin_manager::cleanup): New function.
5788 (Plugin_manager::cleanup_done): New field.
5790 2008-12-23 Cary Coutant <ccoutant@google.com>
5792 * plugin.cc (is_visible_from_outside): New function.
5793 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5794 so we don't return "IR only" status for exported symbols or -r links.
5796 * testsuite/Makefile.am (plugin_test_3): New test case.
5797 * testsuite/Makefile.in: Regenerate.
5798 * testsuite/plugin_test_3.sh: New file.
5800 2008-12-22 Cary Coutant <ccoutant@google.com>
5802 * object.cc (Sized_relobj::layout_section): New function.
5803 (Sized_relobj::do_layout): Defer layout of input sections until after
5804 plugin has provided replacement files.
5805 (Sized_relobj::do_layout_deferred_sections): New function.
5806 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5807 (Relobj::layout_deferred_sections): New function.
5808 (Relobj::do_layout_deferred_sections): New function.
5809 (Sized_relobj::do_layout_deferred_sections): New function.
5810 (Sized_relobj::layout_section): New function.
5811 (Sized_relobj::Deferred_layout): New structure.
5812 (Sized_relobj::deferred_layout_): New field.
5813 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5814 Change all callers. Layout deferred sections.
5815 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5817 (Plugin_hook::run): Move code from do_plugin_hook inline.
5818 (Plugin_hook::do_plugin_hook): Remove.
5819 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5820 (Plugin_manager::finish): Renamed, was cleanup.
5821 (Plugin_manager::should_defer_layout): New function.
5822 (Plugin_manager::add_deferred_layout_object): New function.
5823 (Plugin_manager::Deferred_layout_list): New type.
5824 (Plugin_manager::deferred_layout_objects_): New field.
5825 (Plugin_hook::do_plugin_hook): Remove.
5827 2008-12-17 Ian Lance Taylor <iant@google.com>
5829 * options.h (class General_options): Add --no case for
5832 2008-12-16 Cary Coutant <ccoutant@google.com>
5834 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5836 (Plugin_manager::claim_file): Create plugin object even if
5837 plugin did not call the add_symbols callback.
5838 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5839 asking for more symbols than were added.
5840 * testsuite/Makefile.am (plugin_test_1): Add test case with
5842 (empty.syms): New target.
5843 * testsuite/Makefile.in: Regenerate.
5844 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5845 message. Don't call add_symbols if no globals.
5846 (all_symbols_read_hook): Don't provide replacement for empty
5849 2008-12-12 Ian Lance Taylor <iant@google.com>
5851 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5852 r_type == 0 for a local symbol with r_sym == 0.
5853 (scan_relocatable_relocs): Pass r_sym to
5854 local_non_section_strategy.
5855 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5858 * configure.ac: Update test for TLS descriptors: they are
5859 supported as of glibc 2.9.
5860 * configure: Rebuild.
5862 2008-12-11 Ian Lance Taylor <iant@google.com>
5865 * target-reloc.h (Default_scan_relocatable_relocs): For each
5866 function, map r_type == 0 to RELOC_DISCARD.
5868 2008-12-10 Cary Coutant <ccoutant@google.com>
5870 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5871 object to override a kept COMDAT group from a plugin object.
5873 2008-12-09 Ian Lance Taylor <iant@google.com>
5876 * yyscript.y (file_cmd): Handle INPUT.
5878 * testsuite/initpri1.c: Change all declarations to be full
5879 prototypes by adding void, to avoid compiler warnings.
5881 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5883 * options.cc (General_options::parse_plugin_opt): New.
5884 (General_options::add_plugin): The argument now is just the filename.
5885 (General_options::add_plugin_option): New.
5886 * options.h (plugin_opt): New.
5887 (add_plugin): Change argument name.
5888 (add_plugin_option): New.
5889 * plugin.cc (Plugin::load): Don't parse the plugin option.
5890 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5891 (Plugin::add_option): New.
5892 (Plugin::args_): Change type.
5893 (Plugin::filename_): New.
5894 (Plugin_manager::add_plugin_option): New.
5895 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5896 * testsuite/Makefile.in: Regenerate.
5898 2008-12-05 Cary Coutant <ccoutant@google.com>
5900 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5901 Handle --strip-lto-sections option.
5902 * options.h (strip_lto_sections): New option.
5904 2008-12-01 Cary Coutant <ccoutant@google.com>
5906 * plugin.cc (ld_plugin_message): Change format parameter to const.
5907 Fix mismatch between new[] and delete.
5909 2008-11-14 Cary Coutant <ccoutant@google.com>
5911 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5914 2008-11-05 Craig Silverstein <csilvers@google.com>
5916 * options.cc (General_options::parse_dynamic_list): New function.
5917 * options.h (General_options): New flags dynamic_list,
5918 dynamic_list_data, dynamic_list_cpp_new, and
5919 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5920 (General_options::in_dynamic_list): New function.
5921 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5922 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5923 (Lex::can_continue_name): Likewise.
5925 (read_script_file): New parameter script_options.
5926 (read_dynamic_list): New function.
5927 (Script_options::define_dynamic_list): New function.
5928 (dynamic_list_keyword_parsecodes): New variable.
5929 (dynamic_list_keywords): New variable.
5930 * script.h (Script_options::define_dynamic_list): New function
5932 (read_dynamic_list): New function prototype.
5933 * symtab.cc (strprefix): New macro.
5934 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5935 dynamic_list_data, dynamic_list_cpp_new, and
5936 dynamic_list_cpp_typeinfo.
5937 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5938 (dynamic_list_expr): New rule.
5939 (dynamic_list_nodes): Likewise.
5940 (dynamic_list_node): Likewise.
5941 * testsuite/Makefile.am (dynamic_list): New test.
5942 * testsuite/Makefile.in: Regenerated.
5943 * testsuite/dynamic_list.t: New file.
5944 * testsuite/dynamic_list.sh: New file.
5946 2008-11-05 Craig Silverstein <csilvers@google.com>
5948 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5949 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5950 (t11_last): Likewise.
5951 * testsuite/ver_test_6.c (main): Likewise.
5953 2008-10-07 Cary Coutant <ccoutant@google.com>
5955 * options.c (General_options::finalize): Add check for -static and
5957 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5960 2008-10-02 Cary Coutant <ccoutant@google.com>
5962 * plugin.cc (make_sized_plugin_object): Fix conditional
5963 compilation to work when not all targets are enabled.
5965 2008-09-29 Cary Coutant <ccoutant@google.com>
5967 * archive.cc (Archive::get_file_and_offset): Use filename instead
5968 of name to get library path.
5969 (Archive::include_member): Unlock external member of a thin archive.
5971 * testsuite/Makefile.am (TEST_AR): New variable.
5972 (thin_archive_test_1): New test.
5973 (thin_archive_test_2): New test.
5974 * testsuite/Makefile.in: Regenerate.
5975 * testsuite/thin_archive_main.cc: New file.
5976 * testsuite/thin_archive_test_1.cc: New file.
5977 * testsuite/thin_archive_test_2.cc: New file.
5978 * testsuite/thin_archive_test_3.cc: New file.
5979 * testsuite/thin_archive_test_4.cc: New file.
5981 2008-09-29 Cary Coutant <ccoutant@google.com>
5983 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5984 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5986 (Sized_relobj::do_finalize_local_symbols): Likewise.
5987 (Sized_relobj::map_to_kept_section): Likewise.
5988 * object.h (Sized_relobj::invalid_address): New constant.
5989 (Sized_relobj::do_output_section_offset): Check for invalid_address
5991 * output.cc (Output_reloc::local_section_offset): Use constant
5992 invalid_address instead of -1U.
5993 (Output_reloc::get_address): Likewise.
5994 (Output_section::output_address): Change -1U to -1ULL.
5995 * output.h (Output_reloc::invalid_address): New constant.
5996 * reloc.cc (Sized_relobj::write_sections): Use constant
5997 invalid_address instead of -1U.
5998 (Sized_relobj::relocate_sections): Likewise.
5999 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6000 values for merge sections.
6001 * target-reloc.h (relocate_for_relocatable): Use constant
6002 invalid_address instead of -1U.
6004 2008-09-19 Cary Coutant <ccoutant@google.com>
6006 Add plugin functionality for link-time optimization (LTO).
6007 * configure.ac (plugins): Add --enable-plugins option.
6008 * configure: Regenerate.
6009 * config.in: Regenerate.
6010 * Makefile.am (LIBDL): New variable.
6011 (CCFILES): Add plugin.cc.
6012 (HFILES): Add plugin.h.
6013 (ldadd_var): Add LIBDL.
6014 * Makefile.in: Regenerate.
6016 * archive.cc: Include "plugin.h".
6017 (Archive::setup): Don't preread archive symbols when using a plugin.
6018 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6019 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6021 (Archive::include_member): Add symbols from plugin objects.
6022 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6023 * descriptors.cc (Descriptors::open): Check for file descriptors
6024 abandoned by plugins.
6025 (Descriptors::claim_for_plugin): New function.
6026 * descriptors.h (Descriptors::claim_for_plugin): New function.
6027 (Open_descriptor::is_claimed): New field.
6028 (claim_descriptor_for_plugin): New function.
6029 * fileread.cc (File_read::claim_for_plugin): New function.
6030 * fileread.h (File_read::claim_for_plugin): New function.
6031 (File_read::descriptor): New function.
6032 * gold.cc: Include "plugin.h".
6033 (queue_initial_tasks): Add task to call plugin hooks for generating
6035 * main.cc: Include "plugin.h".
6036 (main): Load plugin libraries.
6037 * object.h (Pluginobj): Declare.
6038 (Object::pluginobj): New function.
6039 (Object::do_pluginobj): New function.
6040 (Object::set_target): New function.
6041 * options.cc: Include "plugin.h".
6042 (General_options::parse_plugin): New function.
6043 (General_options::General_options): Initialize plugins_ field.
6044 (General_options::add_plugin): New function.
6045 * options.h (Plugin_manager): Declare.
6046 (General_options): Add --plugin option.
6047 (General_options::has_plugins): New function.
6048 (General_options::plugins): New function.
6049 (General_options::add_plugin): New function.
6050 (General_options::plugins_): New field.
6051 * plugin.cc: New file.
6052 * plugin.h: New file.
6053 * readsyms.cc: Include "plugin.h".
6054 (Read_symbols::do_read_symbols): Check for archive before checking
6055 for ELF file. Call plugin hooks to claim files.
6056 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6057 from a real object file; force override when processing replacement
6059 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6060 (Symbol::init_base_object): Likewise.
6061 (Symbol::init_base_output_data): Likewise.
6062 (Symbol::init_base_output_segment): Likewise.
6063 (Symbol::init_base_constant): Likewise.
6064 (Symbol::init_base_undefined): Likewise.
6065 (Symbol::output_section): Assert that object is not a plugin.
6066 (Symbol_table::add_from_pluginobj): New function.
6067 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6069 (Symbol_table::sized_write_globals): Likewise.
6070 (Symbol_table::add_from_pluginobj): Instantiate template.
6071 * symtab.h (Sized_pluginobj): Declare.
6072 (Symbol::in_real_elf): New function.
6073 (Symbol::set_in_real_elf): New function.
6074 (Symbol::in_real_elf_): New field.
6075 (Symbol_table::add_from_pluginobj): New function.
6077 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6078 (LIBDL): New variable.
6080 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6081 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6082 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6083 (MOSTLYCLEANFILES): Likewise.
6084 * testsuite/Makefile.in: Regenerate.
6085 * testsuite/plugin_test.c: New file.
6086 * testsuite/plugin_test_1.sh: New file.
6087 * testsuite/plugin_test_2.sh: New file.
6089 2008-09-16 Ian Lance Taylor <iant@google.com>
6091 * target-reloc.h (relocate_section): Check whether a symbol is
6092 defined by the ABI before reporting an undefined symbol error.
6093 * target.h (Target::is_defined_by_abi): Make parameter const.
6094 (Target::do_is_defined_by_abi): Likewise.
6095 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6096 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6097 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6098 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6099 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6100 * testsuite/Makefile.in: Rebuild.
6102 * fileread.cc (make_view): Add casts to avoid warning.
6104 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6106 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6107 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6109 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6111 * options.h (General_options::output_is_executable): New.
6112 (General_options::output_is_pie): New.
6113 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6114 for shared libraries.
6115 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6117 2008-09-11 Chris Demetriou <cgd@google.com>
6119 * options.h (origin): New -z option.
6120 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6121 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6124 2008-09-05 Cary Coutant <ccoutant@google.com>
6126 * fileread.cc (File_read::make_view): Add check for attempt to map
6129 2008-09-05 Cary Coutant <ccoutant@google.com>
6131 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6132 explicit instantiations.
6134 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6137 * options.cc (General_options::finalize): Allow undefined symbols
6138 in shlibs if linking -shared.
6141 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6142 symbols as not needing a dynsym entry.
6144 2008-08-20 Craig Silverstein <csilvers@google.com>
6146 * fileread.cc (File_read::open): Do not lock the file unless it
6147 was successfully opened.
6149 2008-08-14 Cary Coutant <ccoutant@google.com>
6151 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6152 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6153 * testsuite/tls_test.cc (struct int128): 128-bit struct
6154 for testing TLS relocs with non-zero addend.
6155 (v12): New TLS variable.
6157 (t_last): Add check for v12.
6158 * testsuite/tls_test.h (t12): New function.
6159 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6161 2008-08-13 Ian Lance Taylor <iant@google.com>
6163 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6164 set tls_segment_ or relro_segment_.
6165 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6167 * output.h (Output_section::clear_is_relro): New function.
6168 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6169 sections specially even when output_data_ is empty.
6170 (Output_segment::maximum_alignment): When first section is relro,
6171 only force alignment for PT_LOAD segments.
6172 * script.cc (script_data_segment_align): New function.
6173 (script_data_segment_relro_end): New function.
6174 * script-c.h (script_data_segment_align): Declare.
6175 (script_data_segment_relro_end): Declare.
6176 * script-sections.h (class Script_sections): Declare
6177 data_segment_align and data_segment_relro_end. Add fields
6178 segment_align_index_ and saw_relro_end_.
6179 * script-sections.cc (class Sections_element): Add set_is_relro
6180 virtual function. Add new bool* parameter to place_orphan_here.
6181 Add get_output_section virtual function.
6182 (class Output_section_definition): Add set_is_relro. Add new
6183 bool* parameter to place_orphan_here. Add get_output_section.
6184 Add is_relro_ field.
6185 (Output_section_definition::Output_section_definition): Initialize
6186 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6187 and is_relro_ fields.
6188 (Output_section_definition::place_orphan_here): Add is_relro
6190 (Output_section_definition::set_section_addresses): Set relro for
6192 (Output_section_definition::alternate_constraint): Likewise.
6193 (class Orphan_output_section): Add new bool* parameter to
6194 place_orphan_here. Add get_output_section.
6195 (Orphan_output_section::place_orphan_here): Add is_relro
6197 (Script_sections::Script_sections): Initialize
6198 data_segment_align_index_ and saw_relro_end_.
6199 (Script_sections::data_segment_align): New function.
6200 (Script_sections::data_segment_relro_end): New function.
6201 (Script_sections::place_orphan): Set or clear is_relro.
6202 (Script_sections::set_section_addresses): Force alignment of first
6204 * yyscript.y (exp): Call script_data_segment_align and
6205 script_data_segment_relro_end.
6206 * testsuite/relro_script_test.t: New file.
6207 * testsuite/relro_test.cc (using_script): Declare.
6208 (t1, t2): Test using_script.
6209 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6210 (relro_script_test_SOURCES): Define.
6211 (relro_script_test_DEPENDENCIES): Define.
6212 (relro_script_test_LDFLAGS): Define.
6213 (relro_script_test_LDADD): Define.
6214 (relro_script_test.so): New target.
6215 * testsuite/Makefile.in: Rebuild.
6217 2008-08-06 Cary Coutant <ccoutant@google.com>
6219 * archive.cc (Archive::total_archives, Archive::total_members)
6220 (Archive::total_members_loaded): New variables.
6221 (Archive::setup): Add parameter. Add option to preread
6223 (Archive::read_armap): Add counter.
6224 (Archive::get_file_and_offset): New function.
6225 (Archive::get_elf_object_for_member): New function.
6226 (Archive::read_all_symbols): New function.
6227 (Archive::read_symbols): New function.
6228 (Archive::add_symbols): Add counters.
6229 (Archive::include_all_members): Use armap to find members if it's
6231 (Archive::include_member): Skip reading symbols if already read.
6232 Factored code into Archive::get_file_and_offset and
6233 Archive::get_elf_object_for_member. Changed call to
6234 Mapfile::report_include_archive_member.
6235 (Archive::print_stats): New function.
6236 * archive.h: Declare Object and Read_symbols_data classes.
6237 (Archive::Archive): Add initializers for new members.
6238 (Archive::setup): Add parameter.
6239 (Archive::print_stats): New function.
6240 (Archive::total_archives, Archive::total_members)
6241 (Archive::total_members_loaded): New variables.
6242 (Archive::get_file_and_offset): New function.
6243 (Archive::get_elf_object_for_member): New function.
6244 (Archive::read_all_symbols): New function.
6245 (Archive::read_symbols): New function.
6246 (Archive::Archive_member): New class.
6247 (Archive::members_): New member.
6248 (Archive::num_members_): New member.
6249 * main.cc: Include archive.h.
6250 (main): Call Archive::print_stats.
6251 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6252 archive parameter; member_name is now the fully-decorated name.
6253 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6254 * options.h: (General_options): Add --preread-archive-symbols option.
6255 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6258 2008-08-04 Ian Lance Taylor <iant@google.com>
6260 * symtab.h (Symbol::use_plt_offset): New function.
6261 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6262 * powerpc.cc (Relocate::relocate): Likewise.
6263 * sparc.cc (Relocate::relocate): Likewise.
6264 * x86_64.cc (Relocate::relocate): Likewise.
6265 * testsuite/weak_plt.sh: New test.
6266 * testsuite/weak_plt_main.cc: New test.
6267 * testsuite/weak_plt_shared.cc: New test.
6268 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6269 (check_PROGRAMS): Add weak_plt.
6270 (check_DATA): Add weak_plt_shared.so.
6271 (weak_plt_main_pic.o, weak_plt): New targets.
6272 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6273 * testsuite/Makefile.in: Rebuild.
6275 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6277 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6278 * testsuite/Makefile.in: Rebuild.
6280 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6282 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6283 * Makefile.in: Regenerate.
6284 * po/POTFILES.in: Regenerate.
6286 2008-07-29 Ian Lance Taylor <iant@google.com>
6288 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6289 symbols before other symbols.
6290 * testsuite/script_test_2.cc (test_addr): Declare.
6291 (test_addr_alias): Declare.
6292 (main): Check that test_addr and test_addr_alias have the right
6294 * testsuite/script_test_2.t: Define test_addr_alias and
6297 2008-07-24 Ian Lance Taylor <iant@google.com>
6300 * descriptors.cc: New file.
6301 * descriptors.h: New file.
6302 * gold-threads.h (class Hold_optional_lock): New class.
6303 * fileread.cc: Include "descriptors.h".
6304 (File_read::~File_read): Release descriptor rather than closing
6306 (File_read::open) [file]: Call open_descriptor rather than open.
6307 Set is_descriptor_opened_.
6308 (File_read::open) [memory]: Assert that descriptor is not open.
6309 (File_read::reopen_descriptor): New function.
6310 (File_read::release): Release descriptor.
6311 (File_read::do_read): Make non-const. Reopen descriptor.
6312 (File_read::read): Make non-const.
6313 (File_read::make_view): Reopen descriptor.
6314 (File_read::do_readv): Likewise.
6315 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6316 Update declarations.
6317 * layout.cc: Include "descriptors.h".
6318 (Layout::create_build_id): Use open_descriptor rather than open.
6319 * output.cc: Include "descriptors.h".
6320 (Output_file::open): Use open_descriptor rather than open.
6321 * archive.cc (Archive::const_iterator): Change Archive to be
6323 (Archive::begin, Archive::end): Make non-const.
6324 (Archive::count_members): Likewise.
6325 * archive.h (class Archive): Update declarations.
6326 * object.h (Object::read): Make non-const.
6327 * Makefile.am (CCFILES): Add descriptors.cc.
6328 (HFILES): Add descriptors.h.
6329 * Makefile.in: Rebuild.
6332 * gold.h: Always include <clocale>. Add Solaris workarounds
6333 following code in binutils/sysdep.h.
6336 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6337 this->eh_frame_hdr_ is NULL before using it.
6339 * dynobj.cc (Versions::Versions): Update comment.
6341 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6342 the base version name.
6344 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6345 array size plus one.
6346 (Stringpool_template::set_string_offsets): Subtract one from key
6347 before using it as an array index.
6348 (Stringpool_template::get_offset_with_length): Likewise.
6349 (Stringpool_template::write_to_buffer): Likewise.
6350 * stringpool.h (Stringpool_template::get_offset_from_key):
6353 2008-07-23 Ian Lance Taylor <iant@google.com>
6356 * object.h (Merged_symbol_value::value): Do our best to handle a
6360 * script.cc (Version_script_info::get_versions): Don't add empty
6361 version tag to return value.
6362 (Version_script_info::get_symbol_version_helper): Change return
6363 type to bool. Add pversion parameter. Change all callers.
6364 (script_register_vers_node): Don't require a non-NULL tag.
6365 * script.h (class Version_script_info): Update declarations.
6366 (Version_script_info::get_symbol_version): Change return type to
6367 bool. Add version parameter. Change all callers.
6368 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6369 handling. Handle an empty version from a version script.
6370 (Symbol_table::define_special_symbol): Likewise.
6371 * testsuite/ver_test_10.script: New file.
6372 * testsuite/ver_test_10.sh: New file.
6373 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6374 (check_DATA): Add ver_test_10.syms.
6375 (ver_test_10.syms, ver_test_10.so): New target.
6376 * testsuite/Makefile.in: Rebuild.
6378 2008-07-23 Simon Baldwin <simonb@google.com>
6380 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6381 to zero for undefined symbols from dynamic libraries.
6383 2008-07-23 Ian Lance Taylor <iant@google.com>
6385 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6387 * symtab.h (class Symbol_table): Update declaration.
6388 * testsuite/ver_test_9.cc: New file.
6389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6390 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6391 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6392 (ver_test_9.so, ver_test_9.o): New targets.
6393 * testsuite/Makefile.in: Rebuild.
6395 2008-07-22 Ian Lance Taylor <iant@google.com>
6397 * options.h (class General_options): Define --check-sections.
6398 * layout.cc (Layout::set_segment_offsets): Handle
6401 * options.h (class General_options): Define -n/--nmagic and
6403 * options.cc (General_options::finalize): For -n/--nmagic or
6404 -N/--omagic, set -static.
6405 * layout.cc (Layout::attach_allocated_section_to_segment): If
6406 -N/--omagic, don't put read-only and read-write sections in
6408 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6409 finding a read-only segment.
6410 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6411 don't set the minimum segment alignment to the common page size,
6412 and don't set the file offset to the address modulo the page size.
6413 * script-sections.cc (Script_sections::create_segments): If
6414 -n/--omagic, don't put read-only and read-write sections in
6417 * cref.cc: New file.
6419 * options.h (class General_options): Add --print-symbol-counts.
6420 * main.cc (main): Issue defined symbol report if requested.
6421 * archive.cc (Archive::interpret_header): Make into a const member
6423 (Archive::add_symbols): Call Input_objects::archive_start and
6425 (Archive::const_iterator): Define new class.
6426 (Archive::begin, Archive::end): New functions.
6427 (Archive::include_all_members): Rewrite to use iterator.
6428 (Archive::count_members): New function.
6429 * archive.h (class Archive): Update declarations.
6430 (Archive::filename): New function.
6431 * object.cc: Include "cref.h".
6432 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6433 (Sized_relobj::do_get_global_symbol_counts): New function.
6434 (Input_objects::add_object): Add object to cross-referencer.
6435 (Input_objects::archive_start): New function.
6436 (Input_objects::archive_stop): New function.
6437 (Input_objects::print_symbol_counts): New function.
6438 * object.h: Declare Cref and Archive.
6439 (Object::get_global_symbol_counts): New function.
6440 (Object::do_get_global_symbol_counts): New pure virtual function.
6441 (class Sized_relobj): Add defined_count_ field. Update
6443 (class Input_objects): Add cref_ field. Update constructor.
6444 Update declarations.
6445 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6447 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6449 (Sized_dynobj::do_get_global_symbol_counts): New function.
6450 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6451 defined_count_. Update declarations. Define Symbols typedef.
6452 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6453 parameter. Change all callers.
6454 (Symbol_table::add_from_dynobj): Add sympointers and defined
6455 parameters. Change all callers.
6456 * symtab.h (class Symbol_table): Update declarations.
6457 * Makefile.am (CCFILES): Add cref.cc.
6458 (HFILES): Add cref.h.
6459 * Makefile.in: Rebuild.
6461 2008-07-22 Simon Baldwin <simonb@google.com>
6463 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6464 to zero when writing undefined symbols.
6466 2008-07-22 Ian Lance Taylor <iant@google.com>
6468 * output.cc (Output_section::add_input_section): Don't try to
6469 merge empty merge sections.
6471 2008-07-21 Craig Silverstein <csilvers@google.com>
6473 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6474 Include symbol version in error message.
6476 2008-07-20 Chris Demetriou <cgd@google.com>
6478 * configure.ac (gold_cv_c_random_seed): New configured variable.
6479 (RANDOM_SEED_CFLAGS): New substituted variable.
6480 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6481 * configure: Rebuild.
6482 * Makefile.in: Likewise.
6483 * testsuite/Makefile.in: Likewise.
6485 2008-07-18 Ian Lance Taylor <iant@google.com>
6487 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6488 where we see NAME/NULL and NAME/VERSION as separate symbols.
6489 * testsuite/ver_test_main.cc (main): Call t4.
6490 (t4, t4_2a): Define.
6491 * testsuite/ver_test_2.cc (t4_2): Define.
6492 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6493 * testsuite/ver_test_4.cc (t4_2a): Define.
6494 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6495 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6497 2008-07-17 Ian Lance Taylor <iant@google.com>
6499 * dynobj.cc (Versions::add_def): If we give an error about a
6500 missing version, go ahead and create the version anyhow.
6502 2008-07-10 Ian Lance Taylor <iant@google.com>
6504 Handle output sections with more than 0x7fffffff bytes.
6505 * object.h (class Relobj): Change map_to_output_ to
6506 output_sections_, and just keep a section pointer. Change all
6507 uses. Move comdat group support to Sized_relobj.
6508 (Relobj::is_section_specially_mapped): Remove.
6509 (Relobj::output_section): Remove poff parameter. Change all
6511 (Relobj::output_section_offset): New function.
6512 (Relobj::set_section_offset): Rewrite.
6513 (Relobj::map_to_output): Remove.
6514 (Relobj::output_sections): New function.
6515 (Relobj::do_output_section_offset): New pure virtual function.
6516 (Relobj::do_set_section_offset): Likewise.
6517 (class Sized_relobj): Add section_offsets_ field. Add comdat
6518 group support from Relobj. Update declarations.
6519 (Sized_relobj::get_output_section_offset): New function.
6520 (Sized_relobj::do_output_section_offset): New function.
6521 (Sized_relobj::do_set_section_offset): New function.
6522 * object.cc (Relobj::output_section_address): Remove.
6523 (Sized_relobj::Sized_relobj): Initialize new fields.
6524 (Sized_relobj::include_section_group): Cast find_kept_object to
6526 (Sized_relobj::include_linkonce_section): Likewise.
6527 (Sized_relobj::do_layout): Use separate arrays for output section
6529 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6531 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6532 output_sections and section_offsets.
6533 (Sized_relobj::write_local_symbols): Likewise.
6534 (map_to_kept_section): Compute output address directly.
6535 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6536 output_sections and section_offsets.
6537 (Sized_relobj::write_sections): Likewise.
6538 (Sized_relobj::relocate_sections): Likewise.
6539 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6540 * output.h (class Output_reloc): Update declarations. Change
6541 u2_.relobj to Sized_relobj*.
6542 (class Output_data_reloc): Change add functions to use
6544 * output.cc (Output_reloc::Output_reloc): Change relobj to
6546 (Output_reloc::local_section_offset): Change return type to
6547 Elf_Addr. Use get_output_section_offset.
6548 (Output_reloc::get_address): Likewise.
6549 (Output_section::is_input_address_mapped): Don't call
6550 is_section_specially_mapped.
6551 (Output_section::output_offset): Likewise.
6552 (Output_section::output_address): Likewise.
6553 (Output_section::starting_output_address): Likewise.
6554 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6555 parameter to Sized_relobj*.
6556 (Copy_relocs::need_copy_reloc): Likewise.
6557 (Copy_relocs::save): Likewise.
6558 * copy-relocs.h (class Copy_relocs): Update declarations.
6559 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6560 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6561 * target-reloc.h (relocate_for_relocatable): Change
6562 offset_in_output_section type to Elf_Addr. Change code that uses
6564 * layout.cc (Layout::layout): Always set *off.
6565 * mapfile.cc (Mapfile::print_input_section): Use
6566 output_section_offset.
6567 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6569 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6570 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6571 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6573 2008-07-03 Ian Lance Taylor <iant@google.com>
6575 * layout.cc (Layout::include_section): Do not discard unrecognized
6576 SHT_STRTAB sections.
6578 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6580 * script.cc (Lex::can_continue_name): Make '?' allowable in
6581 version-script names.
6582 * testsuite/version_script.map: Change glob pattern to use '?'
6584 2008-06-30 Manish Singh <yosh@gimp.org>
6587 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6590 2008-06-30 Ian Lance Taylor <iant@google.com>
6594 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6595 versions]: Don't try to read the value in the contents, since we
6596 don't use it. Use the template endianness when writing.
6598 2008-06-25 Cary Coutant <ccoutant@google.com>
6600 * fileread.cc (File_read::make_view): Assert on zero-length view.
6601 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6602 symbol table when there are no symbols to read.
6604 2008-06-23 Craig Silverstein <csilvers@google.com>
6606 * version.cc (version_string): Bump to 1.7
6608 2008-06-18 Craig Silverstein <csilvers@google.com>
6610 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6611 constant 0xFFFF to type Valtype.
6612 (Powerpc_relocate_functions::rel16_ha): Likewise.
6614 2008-06-17 Ian Lance Taylor <iant@google.com>
6616 * output.h (Output_section::Input_section): Initialize p2align_ to
6617 zero for Output_section_data constructors.
6618 (Output_section::Input_section::addralign): If not an input
6619 section, return the alignment of the Output_section_data.
6620 * testsuite/copy_test.cc: New file.
6621 * testsuite/copy_test_1.cc: New file.
6622 * testsuite/copy_test_2.cc: New file.
6623 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6624 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6625 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6626 (copy_test_1_pic.o, copy_test_1.so): New targets.
6627 (copy_test_2_pic.o, copy_test_2.so): New targets.
6628 * testsuite/Makefile.in: Rebuild.
6630 * script-sections.cc (Script_sections::place_orphan): Initialize
6631 local variable exact.
6633 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6635 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6637 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6638 David S. Miller <davem@davemloft.net>
6640 * powerpc.cc: New file.
6641 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6642 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6643 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6644 * Makefile.in: Rebuild.
6646 2008-06-09 Ian Lance Taylor <iant@google.com>
6648 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6650 (throwing, orig_terminate): New static variables.
6651 (terminate_handler): New static function.
6652 (t2): Set terminate handler.
6654 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6657 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6660 2008-05-30 Cary Coutant <ccoutant@google.com>
6662 * archive.cc (Archive::include_all_members) Correct to step
6663 over symbol table and extended name table in thin archives.
6665 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6668 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6671 2008-05-28 Caleb Howe <cshowe@google.com>
6673 * reduced_debug_output.cc: New file.
6674 * reduced_debug_output.h: New file.
6675 * options.h (class General_options): Add --strip-debug-non-line.
6676 * options.cc (General_options::finalize): Add strip_debug_non_line
6677 to the strip heirarchy.
6678 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6680 * layout.cc: Include "reduced_debug_output.h".
6681 (Layout::Layout): Initialize new fields.
6682 (line_only_debug_sections): New static array.
6683 (is_lines_only_debug_sections): New static inline function.
6684 (Layout::include_section): Handle --strip-debug-non-line.
6685 (Layout::make_output_section): If --strip-debug-non-line, build
6686 new output sections for .debug_abbrev and .debug_info.
6687 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6688 gold. Warn about possible overflow.
6689 (read_signed_LEB_128): Likewise.
6690 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6691 (read_signed_LEB_128): Declare.
6692 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6693 (HFILES): Add reduced_debug_output.h.
6694 * Makefile.in: Rebuild.
6696 2008-05-21 Ian Lance Taylor <iant@google.com>
6698 * mapfile.cc: New file.
6699 * mapfile.h: New file.
6700 * options.h (class General_options): Add -M/--print-map and -Map.
6701 * options.cc (General_options::finalize): Make -M equivalent to
6703 * main.cc: Include <cstdio> and "mapfile.h".
6704 (main): Open mapfile if requested.
6705 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6706 constructor. Change caller.
6707 (queue_initial_tasks): Add mapfile parameter. Change caller.
6708 (queue_middle_tasks): Likewise.
6709 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6711 * archive.cc: Include "mapfile.h".
6712 (Archive::add_symbols): Add mapfile parameter. Change all
6713 callers. Pass mapfile, symbol, and reason to include_member.
6714 (Archive::include_all_members): Add mapfile parameter. Change all
6716 (Archive::include_member): Add mapfile, sym, and why parameters.
6717 Change all callers. Report inclusion to map file.
6718 * archive.h: Include "fileread.h".
6719 (class Archive): Update declarations.
6720 (Archive::file): New const method.
6721 (class Add_archive_symbols): Add mapfile_ field. Update
6722 constructor. Change all callers.
6723 * readsyms.h (class Read_symbols): Likewise.
6724 (class Finish_group): Likewise.
6725 (class Read_script): Likewise.
6726 * common.cc: Include "mapfile.h".
6727 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6729 (Symbol_table::do_allocate_commons): Likewise.
6730 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6731 symbol allocation to mapfile.
6732 * common.h (class Allocate_commons_task): Add mapfile_ field.
6733 Update constructor. Change all callers.
6734 * symtab.h (class Symbol_table): Update declarations.
6735 * layout.cc: Include "mapfile.h".
6736 (Layout_task_runner::run): Print information to mapfile.
6737 (Layout::create_gold_note): Change Output_data_fixed_space to
6738 Output_data_zero_fill.
6739 (Layout::create_build_id): Likewise.
6740 (Layout::print_to_mapfile): New function.
6741 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6742 constructor. Change caller.
6743 (class Layout): Declare print_to_mapfile.
6744 * output.cc (Output_section::Input_section::print_to_mapfile): New
6746 (Output_section::add_input_section): If producing a map, always
6747 add to input_sections_ list.
6748 (Output_section::do_print_to_mapfile): New function.
6749 (Output_segment::print_sections_to_mapfile): New function.
6750 (Output_segment::print_section_list_to_mapfile): New function.
6751 * output.h: Include "mapfile.h".
6752 (Output_data::print_to_mapfile): New function.
6753 (Output_data::do_print_to_mapfile): New virtual function.
6754 (Output_segment_headers::do_print_to_mapfile): New function.
6755 (Output_file_header::do_print_to_mapfile): New function.
6756 (Output_data_const::do_print_to_mapfile): New function.
6757 (class Output_data_const_buffer): Add map_name_ field. Update
6758 constructor. Change all callers. Add do_print_to_mapfile
6760 (class Output_data_fixed_space): Likewise.
6761 (class Output_data_space): Likewise.
6762 (class Output_data_zero_fill): New class.
6763 (Output_data_strtab::do_print_to_mapfile): New function.
6764 (Output_data_reloc_base::do_print_to_mapfile): New function.
6765 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6766 (Output_data_group::do_print_to_mapfile): New function.
6767 (Output_data_got::do_print_to_mapfile): New function.
6768 (Output_data_dynamic::do_print_to_mapfile): New function.
6769 (Output_symtab_xindex::do_print_to_mapfile): New function.
6770 (class Output_section): Declare do_print_to_mapflie. Declare
6771 print_to_mapfile in Input_section.
6772 (class Output_segment): Declare new functions.
6773 * object.h (Sized_relobj::symbol_count): New function.
6774 * script-sections.cc
6775 (Output_section_element_dot_assignment::set_section_addresses):
6776 Change Output_data_fixed_space to Output_data_zero_fill.
6777 (Output_data_expression::do_print_to_mapfile): New function.
6778 * script.cc (read_input_script): Add mapfile parameter. Change
6780 * script.h (read_input_script): Update declaration.
6781 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6782 (Eh_frame::do_print_to_mapfile): New function.
6783 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6784 (Output_merge_string::do_print_to_mapfile): New function.
6785 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6787 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6789 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6791 * Makefile.am (CCFILES): Add mapfile.cc.
6792 (HFILES): Add mapfile.h.
6793 * Makefile.in: Rebuild.
6795 2008-05-19 Ian Lance Taylor <iant@google.com>
6797 * options.h (class General_options): Add -z relro.
6798 * layout.cc (Layout::Layout): Initialize relro_segment_.
6799 (Layout::add_output_section_data): Return the output section.
6800 (Layout::make_output_section): Rcognize relro sections and mark
6802 (Layout::attach_allocated_section_to_segment): Put relro sections
6803 in a PT_GNU_RELRO segment.
6804 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6806 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6808 (Layout::linkonce_mapping): Map d.rel.ro.local to
6810 (Layout::output_section_name): Us .data.rel.ro.local for any
6811 section which begins with that.
6812 * layout.h (class Layout): Update add_output_section_data
6813 declaration. Add relro_segment_ field.
6814 * output.cc (Output_section::Output_section): Initialize is_relro_
6815 and is_relro_local_ fields.
6816 (Output_segment::add_output_section): Group relro sections.
6817 (Output_segment::is_first_section_relro): New function.
6818 (Output_segment::maximum_alignment): If there is a relro section,
6819 align the segment to the common page size.
6820 (Output_segment::set_section_addresses): Track whether we are
6821 looking at relro sections. If the last section is a relro
6822 section, align to the common page size.
6823 (Output_segment::set_section_list_addresses): Add in_relro
6824 parameter. Change all callers. Align to the page size when
6825 moving from relro to non-relro section.
6826 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6828 * output.h (class Output_section): Add is_relro_ and
6829 is_relro_local_ fields.
6830 (Output_section::is_relro): New function.
6831 (Output_section::set_is_relro): New function.
6832 (Output_section::is_relro_local): New function.
6833 (Output_section::set_is_relro_local): New function.
6834 (class Output_segment): Update declarations.
6835 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6836 * sparc.cc (Target_sparc::got_section): Likewise.
6837 * x86_64.cc (Target_x86_64::got_section): Likewise.
6838 * testsuite/relro_test_main.cc: New file.
6839 * testsuite/relro_test.cc: New file.
6840 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6841 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6842 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6843 (relro_test.so, relro_test_pic.o): New targets.
6844 * testsuite/Makefile.in: Rebuild.
6846 2008-05-16 Ian Lance Taylor <iant@google.com>
6848 * output.cc (Output_segment::add_output_section): Remove front
6850 * output.h (class Output_segment): Remove
6851 add_initial_output_section and overloaded add_output_section.
6852 Update declaration of remaining add_output_section.
6853 * layout.cc (Layout::create_interp): Call add_output_section
6854 rather than add_initial_output_section.
6855 (Layout::finish_dynamic_section): Likewise.
6857 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6858 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6859 know the dynamic type.
6860 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6861 field. Initialize it in constructor.
6862 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6863 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6864 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6867 * output.cc (Output_reloc::get_address): Change return type to
6869 * output.h (class Output_reloc): Update get_address declaration.
6870 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6871 for section addresses.
6873 2008-05-09 Ian Lance Taylor <iant@google.com>
6876 * gold.cc (gold_nomem): Use return value of write.
6878 2008-05-08 Ian Lance Taylor <iant@google.com>
6880 * symtab.c (Symbol::init_base_output_data): Add version
6881 parameter. Change all callers.
6882 (Symbol::init_base_output_segment): Likewise.
6883 (Symbol::init_base_constant): Likewise.
6884 (Symbol::init_base_undefined): Likewise.
6885 (Sized_symbol::init_output_data): Likewise.
6886 (Sized_symbol::init_output_segment): Likewise.
6887 (Sized_symbol::init_constant): Likewise.
6888 (Sized_symbol::init_undefined): Likewise.
6889 (Symbol_table::do_define_in_output_data): If the new symbol has a
6890 version, mark it as the default.
6891 (Symbol_table::do_define_in_output_segment): Likewise.
6892 (Symbol_table::do_define_as_constant): Likewise.
6893 * symtab.h (class Symbol): Update declarations.
6894 (class Sized_symbol): Likewise.
6895 * resolve.cc (Symbol::override_version): New function.
6896 (Symbol::override_base): Call override_version.
6897 (Symbol::override_base_with_special): Likewise.
6898 * testsuite/ver_script_8.script: New file.
6899 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6900 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6901 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6902 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6904 2008-05-06 Ian Lance Taylor <iant@google.com>
6907 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6909 (class General_options): Remove existing --undefined, and add
6910 --no-undefined instead. Add new --undefined as synonym for -u.
6911 * archive.cc (Archive::add_symbols): Check whether symbol was
6913 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6914 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6915 all uses. Add IS_UNDEFINED. Update declarations to split
6916 different versions of init_base. Declare init_base_undefined.
6917 (Symbol::is_defined): Handle IS_UNDEFINED.
6918 (Symbol::is_undefined): Likewise.
6919 (Symbol::is_weak_undefined): Call is_undefined.
6920 (Symbol::is_absolute): Handle IS_CONSTANT.
6921 (class Sized_symbol): Update declarations to split different
6922 versions of init. Declare init_undefined.
6923 (class Symbol_table): Declare new functions.
6924 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6926 (Symbol::init_base_output_data): Likewise.
6927 (Symbol::init_base_output_segment): Likewise.
6928 (Symbol::init_base_constant): Likewise.
6929 (Symbol::init_base_undefined): New function.
6930 (Sized_symbol::init_object): Rename from init. Change all
6932 (Sized_symbol::init_output_data): Likewise.
6933 (Sized_symbol::init_output_segment): Likewise.
6934 (Sized_symbol::init_constant): Likewise.
6935 (Sized_symbol::init_undefined): New function.
6936 (Symbol_table::add_undefined_symbols_from_command_line): New
6938 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6940 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6941 (Symbol::output_section): Likewise.
6942 (Symbol::set_output_section): Likewise.
6943 (Symbol_table::sized_finalize_symbol): Likewise.
6944 (Symbol_table::sized_write_globals): Likewise.
6945 * resolve.cc (Symbol_table::should_override): Likewise.
6946 (Symbol::override_base_with_special): Likewise.
6948 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6949 symbol, change it to have default visibility.
6950 * testsuite/protected_1.cc: New file.
6951 * testsuite/protected_2.cc: New file.
6952 * testsuite/protected_3.cc: New file.
6953 * testsuite/protected_main_1.cc: New file.
6954 * testsuite/protected_main_2.cc: New file.
6955 * testsuite/protected_main_3.cc: New file.
6956 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6957 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6958 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6959 (protected_1.so): New target.
6960 (protected_1_pic.o, protected_2_pic.o): New targets.
6961 (protected_3_pic.o): New target.
6962 (check_PROGRAMS): Add protected_2.
6963 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6964 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6965 * testsuite/Makefile.in: Rebuild.
6967 * options.h (DEFINE_var): Add set_user_set_##varname__.
6968 (DEFINE_bool_alias): New macro.
6969 (class General_options): Define -Bstatic using DEFINE_bool_alias
6970 rather than DEFINE_special. Add --undefined as an alias for -z
6972 * options.cc (General_options::parse_Bstatic): Remove.
6974 * options.h (class General_options): Add --fatal-warnings.
6975 * main.cc (main): Implement --fatal-warnings.
6976 * errors.h (Errors::warning_count): New function.
6978 * options.h (class General_options): Add -Bsymbolic-functions.
6979 * symtab.h (Symbol::is_preemptible): Check for
6980 -Bsymbolic-functions.
6982 2008-05-05 Ian Lance Taylor <iant@google.com>
6984 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6985 as noVARNAME rather than no-VARNAME.
6986 (class General_options): Add option -z combreloc.
6987 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6989 (Output_reloc::sort_before) [SHT_REL]: New function.
6990 (Output_reloc::sort_before) [SHT_RELA]: New function.
6991 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6992 Sort_relocs_comparison.
6993 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6994 parameter. Change all callers.
6995 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6996 sort_relocs parameter. Change all callers.
6997 * output.cc (Output_reloc::get_address): New function, broken out
6999 (Output_reloc::write_rel): Call it.
7000 (Output_reloc::compare): New function.
7001 (Output_data_reloc_base::do_write): Optionally sort relocs.
7003 * configure.ac: If targ_extra_obj is set, link it in.
7004 * configure.tgt: Initialize all variables.
7005 (x86_64*): Set targ_extra_obj and targ_extra_size.
7006 * configure: Rebuild.
7008 * object.cc (Sized_relobj::include_section_group): Adjust section
7009 indexes read from group data. Build vector to pass to
7011 * layout.cc (Layout::layout_group): Add flags and shndxes
7012 parameters. Remove contents parameter. Change caller. Update
7013 explicit instantiations.
7014 * layout.h (class Layout): Update layout_group declaration.
7015 * output.cc (Output_data_group::Output_data_group): Add flags and
7016 input_shndxes parameters. Remove contents parameter. Change
7018 (Output_data_group::do_write): Change input_sections_ to
7020 * output.h (class Output_data_group): Update constructor
7021 declaration. Rename input_sections_ to input_shndxes_.
7022 * testsuite/many_sections_test.cc: Add template.
7024 2008-04-30 Cary Coutant <ccoutant@google.com>
7026 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7028 * layout.cc (Layout::include_section): Refactored check for debug
7030 (Layout::add_comdat): Add new parameters. Change type
7031 of signature parameter. Add object and shndx to signatures table.
7032 (Layout::find_kept_object): New function.
7033 * layout.h: Include <cstring>.
7034 (Layout::is_debug_info_section): New function.
7035 (Layout::add_comdat): Add new parameters.
7036 (Layout::find_kept_object): New function.
7037 (Layout::Kept_section): New struct.
7038 (Layout::Signatures): Change type of map range.
7039 * object.cc (Relobj::output_section_address): New function.
7040 (Sized_relobj::include_section_group): Add new parameters. Change
7041 calls to Layout::add_comdat. Change to build table of kept comdat
7042 groups and table mapping discarded sections to kept sections.
7043 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7044 (Sized_relobj::do_layout): Change calls to include_section_group and
7045 include_linkonce_section.
7046 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7047 value to zero when section is discarded.
7048 (Sized_relobj::map_to_kept_section): New function.
7049 * object.h (Relobj::output_section_address): New function.
7050 (Relobj::Comdat_group): New type.
7051 (Relobj::find_comdat_group): New function.
7052 (Relobj::Comdat_group_table): New type.
7053 (Relobj::Kept_comdat_section): New type.
7054 (Relobj::Kept_comdat_section_table): New type.
7055 (Relobj::add_comdat_group): New function.
7056 (Relobj::set_kept_comdat_section): New function.
7057 (Relobj::get_kept_comdat_section): New function.
7058 (Relobj::comdat_groups_): New field.
7059 (Relobj::kept_comdat_sections_): New field.
7060 (Symbol_value::input_value): Update comment.
7061 (Sized_relobj::map_to_kept_section) New function.
7062 (Sized_relobj::include_linkonce_section): Add new parameter.
7063 * target-reloc.h (Comdat_behavior): New type.
7064 (get_comdat_behavior): New function.
7065 (relocate_section): Add code to map a discarded section to the
7066 corresponding kept section when applying a relocation.
7068 2008-04-30 Craig Silverstein <csilvers@google.com>
7070 * dwarf_reader.cc (next_generation_count): New static var.
7071 (Addr2line_cache_entry): New struct.
7072 (addr2line_cache): New static var.
7073 (Dwarf_line_info::one_addr2line): Added caching.
7074 (Dwarf_line_info::clear_addr2line_cache): New function.
7075 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7076 cache-size parameter.
7077 (Dwarf_line_info::one_addr2line_cache): New function.
7078 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7079 new cache-size argument to one_addr2line(), and clear cache.
7081 2008-04-28 Cary Coutant <ccoutant@google.com>
7083 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7084 R_386_PC8 relocations.
7086 2008-04-23 Ian Lance Taylor <iant@google.com>
7088 * object.cc (Sized_relobj::include_section_group): Check for
7089 invalid section group.
7091 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7094 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7095 than read for file header.
7096 * archive.cc (Archive::include_member): Likewise.
7098 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7100 * aclocal.m4: Regenerate.
7101 * configure: Regenerate.
7103 2008-04-19 Ian Lance Taylor <iant@google.com>
7105 * version.cc (version_string): Bump to 1.6.
7107 * testsuite/Makefile.am (many_sections_r_test): New target.
7108 (many_sections_r_test_SOURCES): Remove.
7109 (many_sections_r_test_DEPENDENCIES): Remove.
7110 (many_sections_r_test_LDFLAGS): Remove.
7111 (many_sections_r_test_LDADD): Remove.
7113 * object.cc (Sized_relobj::do_add_symbols): Always pass
7114 local_symbol_count_ to add_from_relobj.
7116 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7117 every thousand variables.
7118 * testsuite/Makefile.in: Rebuild.
7120 * object.cc (Xindex::initialize_symtab_xindex): New function.
7121 (Xindex::read_symtab_xindex): New function.
7122 (Xindex::sym_xindex_to_shndx): New function.
7123 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7125 (Sized_relobj::do_initialize_xindex): New function.
7126 (Sized_relobj::do_read_symbols): Adjust section links.
7127 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7128 parameter. Change all callers.
7129 (Sized_relobj::include_section_group): Adjust section links and
7130 symbol section indexes.
7131 (Sized_relobj::do_layout): Adjust section links.
7132 (Sized_relobj::do_count_local_symbols): Adjust section links and
7133 symbol section indexes.
7134 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7135 ordinary and special symbols.
7136 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7137 dynsym_xindex parameters. Change all callers. Adjust section
7138 links. Use SHN_XINDEX when needed.
7139 (Sized_relobj::get_symbol_location_info): Adjust section links.
7140 Don't get fooled by special symbols.
7141 * object.h (class Xindex): Define.
7142 (class Object): Add xindex_ parameter. Declare virtual functoin
7143 do_initialize_xindex.
7144 (Object::adjust_sym_shndx): New function.
7145 (Object::set_xindex): New protected function.
7146 (class Symbol_value): Add is_ordinary_shndx_ field.
7147 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7148 (Symbol_value::value): Assert ordinary section.
7149 (Symbol_value::initialize_input_to_output_map): Likewise.
7150 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7152 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7154 (class Sized_relobj): Update declarations.
7155 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7156 parameter. Change all callers.
7157 (Sized_relobj::adjust_shndx): New function.
7158 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7160 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7161 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7162 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7163 (Sized_dynobj::read_dynsym_section): Adjust section links.
7164 (Sized_dynobj::read_dynamic): Likewise.
7165 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7167 (Sized_dynobj::do_initialize_xindex): New function.
7168 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7169 do_initialize_xindex.
7170 (Sized_dynobj::adjust_shndx): New function.
7171 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7172 dynsym_xindex_ fields.
7173 (Layout::finalize): Add a call to set_section_indexes before
7174 creating the symtab sections.
7175 (Layout::set_section_indexes): Don't do anything if the section
7176 already has a section index.
7177 (Layout::create_symtab_sections): Add shnum parameter. Change
7178 caller. Create .symtab_shndx section if needed.
7179 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7181 (Layout::allocated_output_section_count): New function.
7182 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7184 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7185 fields. Update declarations.
7186 (Layout::symtab_xindex): New function.
7187 (Layout::dynsym_xindex): New function.
7188 (class Write_symbols_task): Add layout_ field.
7189 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7191 * output.cc (Output_section_headers::Output_section_headers): Add
7192 shstrtab_section parameter. Change all callers.
7193 (Output_section_headers::do_sized_write): Store overflow values
7194 for section count and section string table section index in
7195 section header zero.
7196 (Output_file_header::do_sized_write): Check for overflow of
7197 section count and section string table section index.
7198 (Output_symtab_xindex::do_write): New function.
7199 (Output_symtab_xindex::endian_do_write): New function.
7200 * output.h (class Output_section_headers): Add shstrtab_section_.
7201 Update declarations.
7202 (class Output_symtab_xindex): Define.
7203 (Output_section::has_out_shndx): New function.
7204 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7206 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7208 (Sized_symbol::init): Likewise.
7209 (Symbol::output_section): Check for ordinary symbol.
7210 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7211 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7213 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7214 Change all callers. Simplify handling of symbols from sections
7215 not included in the link.
7216 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7218 (Weak_alias_sorter::operator()): Assert that symbols are
7220 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7222 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7223 parameters. Change all callers.
7224 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7225 symbol distinction. Use SHN_XINDEX when needed.
7226 (Symbol_table::write_section_symbol): Add symtab_xindex
7227 parameter. Change all callers.
7228 (Symbol_table::sized_write_section_symbol): Likewise. Use
7229 SHN_XINDEX when needed.
7230 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7232 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7233 (Symbol::is_defined): Check is_ordinary.
7234 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7235 (Symbol::is_absolute, Symbol::is_common): Likewise.
7236 (class Sized_symbol): Update declarations.
7237 (class Symbol_table): Update declarations.
7238 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7239 parameters. Change all callers.
7240 (Sized_symbol::override): Likewise.
7241 (Symbol_table::override): Likewise.
7242 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7243 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7244 is_ordinary, and orig_st_shndx parameters. Change all callers.
7245 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7246 to be in an ordinary section.
7247 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7248 object and is_ordinary parameters. Change all callers.
7249 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7250 Change all callers. Don't add undefined or non-ordinary symbols
7252 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7254 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7256 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7257 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7258 (Sized_relobj::relocate_sections): Likewise.
7259 * target-reloc.h (scan_relocs): Adjust section symbol index.
7260 (scan_relocatable_relocs): Likewise.
7261 * i386.cc (Scan::local): Check for ordinary symbols.
7262 * sparc.cc (Scan::local): Likewise.
7263 * x86_64.cc (Scan::local): Likewise.
7264 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7265 to symbol_section_and_value.
7266 * testsuite/many_sections_test.cc: New file.
7267 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7268 (check_PROGRAMS): Add many_sections_test.
7269 (many_sections_test_SOURCES): Define.
7270 (many_sections_test_DEPENDENCIES): Define.
7271 (many_sections_test_LDFLAGS): Define.
7272 (BUILT_SOURCES): Add many_sections_define.h.
7273 (many_sections_define.h): New target.
7274 (BUILT_SOURCES): Add many_sections_check.h.
7275 (many_sections_check.h): New target.
7276 (check_PROGRAMS): Add many_sections_r_test.
7277 (many_sections_r_test_SOURCES): Define.
7278 (many_sections_r_test_DEPENDENCIES): Define.
7279 (many_sections_r_test_LDFLAGS): Define.
7280 (many_sections_r_test_LDADD): Define.
7281 (many_sections_r_test.o): New target.
7282 * testsuite/Makefile.in: Rebuild.
7284 2008-04-17 Cary Coutant <ccoutant@google.com>
7286 * errors.cc (Errors::info): New function.
7287 (gold_info): New function.
7288 * errors.h (Errors::info): New function.
7289 * gold.h (gold_info): New function.
7290 * object.cc (Input_objects::add_object): Print trace output.
7291 * options.cc (options::parse_set): New function.
7292 (General_options::parse_wrap): Deleted.
7293 (General_options::General_options): Deleted initializer.
7294 * options.h (options::String_set): New typedef.
7295 (options::parse_set): New function.
7296 (DEFINE_set): New macro.
7297 (General_options::wrap): Changed to use DEFINE_set. Changed
7298 callers of any_wrap_symbols and is_wrap_symbol.
7299 (General_options::trace, General_options::trace_symbol):
7301 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7302 (General_options::wrap_symbols_): Deleted.
7303 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7305 2008-04-17 David S. Miller <davem@davemloft.net>
7307 * options.cc (General_options::parse_V): New function.
7308 * options.h: Add entries for -V and -Qy.
7310 2008-04-17 Ian Lance Taylor <iant@google.com>
7312 * common.cc (Symbol_table::allocate_commons): Remove options
7313 parameter. Change caller.
7314 (Symbol_table::do_allocate_commons): Remove options parameter.
7315 Change caller. Just call do_allocate_commons_list twice.
7316 (Symbol_table::do_allocate_commons_list): New function, broken out
7317 of do_allocate_commons.
7318 * common.h (class Allocate_commons_task): Remove options_ field.
7320 * symtab.cc (Symbol_table::Symbol_table): Initialize
7322 (Symbol_table::add_from_object): Put TLS common symbols on
7324 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7325 which are IN_OUTPUT_DATA.
7326 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7327 allocate_commons and do_allocate_commons declarations. Declare
7328 do_allocate_commons_list.
7329 * gold.cc (queue_middle_tasks): Update creation of
7330 Allocate_commons_task to not pass options.
7331 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7332 (TLS_TEST_C_FLAGS): New variable.
7333 (tls_test_c_pic.o): New target.
7334 (tls_test_shared.so): Link in tls_test_c_pic.o.
7335 (tls_test_c_pic_ie.o): New target.
7336 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7337 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7338 (tls_test_c.o): New target.
7339 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7340 (tls_pic_test_LDADD): Likewise.
7341 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7342 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7343 (tls_test_c_gnu2.o): New target.
7344 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7346 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7347 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7348 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7349 * testsuite/tls_test.cc: Include "config.h".
7350 (t_last): Call t11_last.
7351 * testsuite/tls_test.h (t11, t11_last): Declare.
7352 * testsuite/tls_test_c.c: New file.
7353 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7354 * configure.ac: Check for OpenMP support.
7355 * configure, config.in, Makefile.in: Rebuild.
7356 * testsuite/Makefile.in: Rebuild.
7358 2008-04-16 Cary Coutant <ccoutant@google.com>
7360 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7361 (Target_i386::tls_base_symbol_defined_): New field.
7362 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7363 (Target_i386::Scan::global): Likewise.
7364 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7365 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7366 (Target_x86_64::tls_base_symbol_defined_): New field.
7367 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7368 (Target_x86_64::Scan::global): Likewise.
7370 2008-04-16 Cary Coutant <ccoutant@google.com>
7372 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7373 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7374 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7375 building shared libraries.
7376 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7377 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7378 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7379 * testsuite/Makefile.in: Rebuild.
7380 * testsuite/weak_undef.h: New file.
7381 * testsuite/weak_undef_file1.cc: Add extra test cases.
7382 * testsuite/weak_undef_file2.cc: Likewise.
7383 * testsuite/weak_undef_test.cc: Likewise.
7385 2008-04-16 David S. Miller <davem@davemloft.net>
7387 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7388 Add issued_non_pic_error_ field. Declare check_non_pic.
7389 (Target_sparc::Scan::check_non_pic): New function.
7390 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7391 (Target_sparc::Scan::global): Likewise.
7393 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7394 * configure: Rebuild.
7396 * options.h (DEFINE_enable): New macro.
7397 (new_dtags): New enable option.
7398 (initfirst, interpose, loadfltr, nodefaultlib,
7399 nodelete, nodlopen, nodump): New -z options.
7400 * layout.cc (Layout:finish_dynamic_section): If new
7401 dtags enabled, emit DT_RUNPATH. Also, emit a
7402 DT_FLAGS_1 containing any specified -z flags.
7404 2008-04-16 Ian Lance Taylor <iant@google.com>
7406 * copy-relocs.cc: New file.
7407 * copy-relocs.h: New file.
7408 * reloc.cc: Remove Copy_relocs code.
7409 * reloc.h: Likewise.
7410 * reloc-types.h (struct Reloc_types) [both versions]: Add
7411 get_reloc_addend_noerror.
7412 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7413 variants of add_global which take an addend which must be zero.
7414 * i386.cc: Include "copy-relocs.h".
7415 (class Target_i386): Change type of copy_relocs_ to variable,
7417 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7419 (Target_i386::do_finalize_sections): Change handling of
7421 * sparc.cc: Include "copy-relocs.h".
7422 (class Target_sparc): Change type of copy_relocs_ to variable,
7424 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7426 (Target_sparc::do_finalize_sections): Change handling of
7428 * x86_64.cc: Include "copy-relocs.h".
7429 (class Target_x86_64): Change type of copy_relocs_ to variable,
7431 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7432 class. Change all callers.
7433 (Target_x86_64::do_finalize_sections): Change handling of
7435 * Makefile.am (CCFILES): Add copy-relocs.cc.
7436 (HFILES): Add copy-relocs.h.
7438 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7440 * testsuite/script_test_4.sh: Permit leading zeroes.
7442 2008-04-15 Ian Lance Taylor <iant@google.com>
7444 * script-sections.cc (Script_sections::create_segments): Use
7445 header_size_adjustment even when there is enough room for the
7447 * testsuite/script_test_4.sh: New file.
7448 * testsuite/script_test_4.t: New file.
7449 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7450 (check_DATA): Add script_test_4.stdout.
7451 (MOSTLYCLEANFILES): Likewise.
7452 (script_test_4): New target.
7453 (script_test_4.stdout): New target.
7454 * testsuite/Makefile.in: Rebuild.
7456 * sparc.cc: Add definitions for Output_data_plt_sparc class
7459 2008-04-14 David S. Miller <davem@davemloft.net>
7461 * sparc.cc: New file.
7462 * Makefile.am (TARGETSOURCES): Add sparc.cc
7463 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7464 * configure.tgt: Document targ_extra_size and
7465 targ_extra_big_endian. Add entries for sparc-* and
7467 * configure.ac: Handle targ_extra_size and
7468 targ_extra_big_endian.
7469 * Makefile.in: Rebuild.
7470 * configure: Likewise.
7471 * po/POTFILES.in: Likewise.
7472 * po/gold.pot: Likewise.
7474 2008-04-14 Ian Lance Taylor <iant@google.com>
7476 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7477 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7478 in the name/type/flags to section mapping. Don't call
7479 allocate_output_section.
7480 (Layout::choose_output_section): Change parameter from adjust_name
7481 to is_input_section. Don't permit input sections after sections
7482 are attached to segments. Don't call allocate_output_section.
7483 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7484 not write_enable_output_section.
7485 (Layout::make_output_section): Don't push to
7486 unattached_section_list_ nor call attach_to_segment. Call
7487 attach_section_to_segment if sections are attached.
7488 (Layout::attach_sections_to_segments): New function.
7489 (Layout::attach_section_to_segment): New function.
7490 (Layout::attach_allocated_section_to_segment): Rename from
7491 attach_to_segment. Remove flags parameter.
7492 (Layout::allocate_output_section): Remove function.
7493 (Layout::write_enable_output_section): Remove function.
7494 * layout.h (class Layout): Update for above changes. Add new
7495 field sections_are_attached_.
7496 * output.h (Output_section::update_flags_for_input_section): New
7498 * output.cc (Output_section::add_input_section): Call
7499 update_flags_for_input_section.
7500 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7502 2008-04-11 Cary Coutant <ccoutant@google.com>
7504 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7505 thought unnecessary.
7506 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7508 2008-04-11 Ian Lance Taylor <iant@google.com>
7510 * output.h (class Output_section_data): Remove inline definition
7512 * output.cc (Output_section_data::set_addralign): New function.
7514 2008-04-11 Cary Coutant <ccoutant@google.com>
7516 Add support for TLS descriptors for i386 and x86_64.
7517 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7518 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7519 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7521 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7522 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7523 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7525 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7526 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7527 Fix problem with initial-exec relocations.
7528 (Target_i386::Relocate::relocate_tls): Likewise.
7529 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7531 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7532 support for section-plus-offset dynamic table entries.
7533 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7534 (Output_data_dynamic::Dynamic_entry): Add support for
7535 section-plus-offset dynamic table entries.
7536 (Output_data_dynamic::Classification): Likewise.
7537 (Output_data_dynamic::classification_): Renamed offset_.
7538 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7539 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7540 (Target_x86_64::make_plt_section): New function.
7541 (Target_x86_64::reserve_tlsdesc_entries): New function.
7542 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7543 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7544 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7545 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7546 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7547 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7548 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7549 add extra PLT entry for TLS descriptors.
7550 (Output_data_plt_x86_64::got_): New field.
7551 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7552 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7554 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7556 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7557 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7558 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7559 R_386_TLS_DESC_CALL relocations.
7560 (Target_x86_64::Scan::global): Likewise.
7561 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7562 for TLS descriptors.
7563 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7564 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7565 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7566 GD-to-IE relaxation.
7567 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7568 and TLS_DESCRIPTORS.
7569 * Makefile.in: Rebuild.
7570 * configure: Rebuild.
7571 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7572 (tls_test_shared2.so): New target.
7573 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7574 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7575 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7576 (tls_shared_gd_to_ie_test_LDADD): New variable.
7577 (tls_shared_gnu2_gd_to_ie_test): New target.
7578 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7580 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7581 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7582 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7583 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7584 (tls_shared_gnu2_test): New target.
7585 (tls_test_gnu2_shared.so): New target.
7586 (tls_shared_gnu2_test_SOURCES): New variable.
7587 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7588 (tls_shared_gnu2_test_LDFLAGS): New variable.
7589 (tls_shared_gnu2_test_LDADD): New variable.
7590 * testsuite/Makefile.in: Rebuild.
7591 * testsuite/Makefile.
7593 2008-04-11 Ian Lance Taylor <iant@google.com>
7595 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7597 * testsuite/Makefile.in: Rebuild.
7599 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7601 * testsuite/script_test_2.cc (main): Adjust test.
7603 2008-04-11 David S. Miller <davem@davemloft.net>
7604 Ian Lance Taylor <iant@google.com>
7606 * options.h (General_options): Add entries for '-Y' and
7608 * options.cc (General_options:finalize): If -Y was used, add those
7609 entries to the library path instead of the default "/lib" and
7612 2008-04-11 David S. Miller <davem@davemloft.net>
7614 * testsuite/justsyms.t: Start at 0x100.
7615 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7616 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7618 * testsuite/script_test_2.cc: Adjust string and section length
7621 2008-04-09 Ian Lance Taylor <iant@google.com>
7624 * script-sections.cc (Sections_element::allocate_to_segment): Add
7626 (Output_section_definition::allocate_to_segment): Likewise.
7627 (Orphan_output_section::allocate_to_segment): Likewise.
7628 (Script_sections::attach_sections_using_phdrs_clause): Don't
7629 propagate non-PT_LOAD segments to orphan sections.
7630 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7631 readelf rather than objdump.
7632 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7633 .interp section and PT_INTERP segment are the same size.
7634 * testsuite/Makefile.in: Rebuild.
7636 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7637 aliases for symbols defined in the same object.
7638 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7639 (weak_alias_test_SOURCES): New variable.
7640 (weak_alias_test_DEPENDENCIES): New variable.
7641 (weak_alias_test_LDFLAGS): New variable.
7642 (weak_alias_test_LDADD): New variable.
7643 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7644 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7645 (weak_alias_test_3.o): New target.
7646 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7647 * testsuite/weak_alias_test_main.cc: New file.
7648 * testsuite/weak_alias_test_1.cc: New file.
7649 * testsuite/weak_alias_test_2.cc: New file.
7650 * testsuite/weak_alias_test_3.cc: New file.
7652 2008-04-08 Ian Lance Taylor <iant@google.com>
7654 * options.h (class General_options): Add --noinhibit-exec option.
7655 * main.cc (main): Check --noinhibit-exec.
7657 * options.h (class General_options): Define --wrap as a special
7658 option. Add wrap_symbols_ field.
7659 (General_options::any_wrap_symbols): New function.
7660 (General_options::is_wrap_symbol): New function.
7661 * options.cc (General_options::parse_wrap): New function.
7662 (General_options::General_options): Initialize wrap_symbols_.
7663 * symtab.cc (Symbol_table::wrap_symbol): New function.
7664 (Symbol_table::add_from_object): Handle --wrap.
7665 * symtab.h (class Symbol_table): Declare wrap_symbol.
7666 * target.h (Target::wrap_char): New function.
7667 (Target::Target_info): Add wrap_char field.
7668 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7669 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7670 * testsuite/testfile.cc (Target_test::test_target_info):
7673 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7676 * layout.h (class Layout): Add added_eh_frame_data_ field.
7677 * layout.cc (Layout::Layout): Initialize new field.
7678 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7679 output section until we find a section we merged successfully.
7680 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7681 that the size be non-zero.
7683 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7686 2008-04-08 Craig Silverstein <csilvers@google.com>
7688 * configure.ac: Export new conditional variable HAVE_ZLIB.
7689 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7691 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7692 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7694 2008-04-07 Ian Lance Taylor <iant@google.com>
7696 * version.cc (version_string): Set to "1.5".
7698 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7699 Add issued_non_pic_error_ field. Declare check_non_pic.
7700 (Target_x86_64::Scan::check_non_pic): New function.
7701 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7702 (Target_x86_64::Scan::global): Likewise.
7704 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7705 addend parameter. Change caller. Handle merge sections.
7706 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7707 Address to Addend. Don't add in the result of
7708 local_section_offset, pass down the addend and use the returned
7710 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7711 Update declarations of local_section_offset and symbol_value.
7712 * testsuite/two_file_test_1.cc (t18): New function.
7713 * testsuite/two_file_test_2.cc (f18): New function.
7714 * testsuite/two_file_test_main.cc (main): Call t18.
7715 * testsuite/two_file_test.h (t18, f18): Declare.
7717 * configure.ac: Don't test for objdump, c++filt, or readelf.
7718 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7720 (TEST_READELF): New variable.
7721 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7722 (check_PROGRAMS): Add two_file_strip_test.
7723 (two_file_strip_test): New target.
7724 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7725 (two_file_same_shared_strip_test_SOURCES): New variable.
7726 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7727 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7728 (two_file_same_shared_strip_test_LDADD): New variable.
7729 (two_file_shared_strip.so): New target.
7730 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7731 (ver_test_5.syms, ver_test_7.syms): Likewise.
7732 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7733 (strip_test_3.stdout): Use TEST_OBJDUMP.
7734 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7736 2008-04-04 Cary Coutant <ccoutant@google.com>
7738 * symtab.h (Symbol::is_weak_undefined): New function.
7739 (Symbol::is_strong_undefined): New function.
7740 (Symbol::is_absolute): New function.
7741 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7742 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7744 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7745 (weak_undef_test): New target.
7746 * testsuite/Makefile.in: Rebuild.
7747 * testsuite/weak_undef_file1.cc: New file.
7748 * testsuite/weak_undef_file2.cc: New file.
7749 * testsuite/weak_undef_test.cc: New file.
7751 2008-04-03 Craig Silverstein <csilvers@google.com>
7753 * compressed_output.h (class Output_compressed_section): Use
7755 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7757 (zlib_compressed_suffix): Removed.
7758 (Output_compressed_section::set_final_data_size): Use unsigned
7760 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7761 Fix linker invocation.
7762 (flagstest_o_specialfile_and_compress_debug_sections):
7764 * testsuite/Makefile.in: Regenerated.
7766 2008-04-02 David S. Miller <davem@davemloft.net>
7768 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7769 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7771 2008-04-02 Craig Silverstein <csilvers@google.com>
7775 2008-04-02 Ian Lance Taylor <iant@google.com>
7777 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7778 parameters. Update for new key type to views_. Change all
7780 (File_read::read): Adjust for byteshift in returned view.
7781 (File_read::add_view): New function, broken out of
7783 (File_read::make_view): New function, broken out of
7785 (File_read::find_or_make_view): Add offset and aligned
7786 parameters. Rewrite accordingly. Change all callers.
7787 (File_read::get_view): Add offset and aligned parameters. Adjust
7788 for byteshift in return value.
7789 (File_read::get_lasting_view): Likewise.
7790 * fileread.h (class File_read): Update declarations.
7791 (class File_read::View): Add byteshift_ field. Add byteshift to
7792 constructor. Add byteshift method.
7793 * archive.h (Archive::clear_uncached_views): New function.
7794 (Archive::get_view): Add aligned parameter. Change all callers.
7795 * object.h (Object::get_view): Add aligned parameter. Change all
7797 (Object::get_lasting_view): Likewise.
7799 * fileread.cc (File_read::release): Don't call clear_views if
7800 there are multiple objects.
7801 * fileread.h (File_read::clear_uncached_views): New function.
7802 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7805 2008-03-31 Cary Coutant <ccoutant@google.com>
7807 Add thin archive support.
7808 * archive.cc (Archive::armagt): New const.
7809 (Archive::setup): Remove task parameter and calls to unlock.
7810 (Archive::unlock_nested_archives): New function.
7811 (Archive::read_header): Add nested_off parameter. Change
7813 (Archive::interpret_header): Likewise.
7814 (Archive::include_all_members): Change to handle thin
7816 (Archive::include_member): Likewise.
7817 * archive.h (Archive::Archive): Add new parameters and
7819 (Archive::armagt): New const.
7820 (Archive::setup): Remove task parameter.
7821 (Archive::unlock_nested_archives): New function.
7822 (Archive::read_header): Add nested_off parameter.
7823 (Archive::interpret_header): Likewise.
7824 (Archive::Nested_archive_table): New typedef.
7825 (Archive::is_thin_archive_): New field.
7826 (Archive::nested_archives_): New field.
7827 (Archive::options_): New field.
7828 (Archive::dirpath_): New field.
7829 (Archive::task_): New field.
7830 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7831 for thin archives. Pass additional parameters to
7832 Archive::Archive. Unlock the archive file after calling
7835 2008-03-29 Ian Lance Taylor <iant@google.com>
7837 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7838 version symbol to be local.
7839 * testsuite/ver_test_4.sh: New file.
7840 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7841 (check_DATA): Add ver_test_4.syms.
7842 (ver_test_4.syms): New target.
7843 * testsuite/Makefile.in: Rebuild.
7846 (Output_section::Input_section_sort_entry::has_priority): New
7848 (Output_section::Input_section_sort_entry::match_file_name): New
7850 (Output_section::Input_section_sort_entry::match_section_name):
7852 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7854 (Output_section::Input_section_sort_entry::match_section_file):
7856 (Output_section::Input_section_sort_compare::operator()): Rewrite
7857 using new Input_section_sort_entry functions. Sort crtbegin and
7858 crtend first. Sort sections with no priority before sections with
7860 * testsuite/initpri1.c (d3): Check j != 4.
7861 (cd5): New constructor/destructor function.
7862 (main): Check j != 2.
7864 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7865 new symbol when resolving, don't call set_is_default.
7866 * testsuite/ver_test_7.cc: New file.
7867 * testsuite/ver_test_7.sh: New file.
7868 * testsuite/Makefile.am (ver_test_7.so): New target.
7869 (ver_test_7.o): New target.
7870 (check_SCRIPTS): Add ver_test_7.sh.
7871 (check_DATA): Add ver_test_7.syms.
7872 (ver_test_7.syms): New target.
7874 2008-03-28 Ian Lance Taylor <iant@google.com>
7876 * layout.cc (Layout::layout): If we see an input section with a
7877 name that needs sorting, set the must_sort flag for the output
7879 (Layout::make_output_section): If the name of the output section
7880 indicates that it might require sorting, set the may_sort flag.
7881 * output.h (Output_section::may_sort_attached_input_sections): New
7883 (Output_section::set_may_sort_attached_input_sections): New
7885 (Output_section::must_sort_attached_input_sections): New
7887 (Output_section::set_must_sort_attached_input_sections): New
7889 (class Output_section): Declare Input_section_sort_entry. Define
7890 Input_section_sort_compare. Declare
7891 sort_attached_input_sections. Add new fields:
7892 may_sort_attached_input_sections_,
7893 must_sort_attached_input_sections_,
7894 attached_input_sections_are_sorted_.
7895 * output.cc (Output_section::Output_section): Initialize new
7897 (Output_section::add_input_section): Add an entry to
7898 input_sections_ if may_sort or must_sort are true.
7899 (Output_section::set_final_data_size): Call
7900 sort_attached_input_sections if necessary.
7901 (Output_section::Input_section_sort_entry): Define new class.
7902 (Output_section::Input_section_sort_compare::operator()): New
7904 (Output_section::sort_attached_input_sections): New function.
7905 * configure.ac: Check whether the compiler supports constructor
7906 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7907 * testsuite/initpri1.c: New file.
7908 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7909 CONSTRUCTOR_PRIORITY.
7910 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7911 (initpri1_LDFLAGS): New variable.
7912 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7914 2008-03-27 Ian Lance Taylor <iant@google.com>
7916 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7917 * testsuite/common_test_1.c: New file.
7918 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7919 (common_test_1_SOURCES): New variable.
7920 (common_test_1_DEPENDENCIES): New variable.
7921 (common_test_1_LDFLAGS): New variable.
7923 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7924 and commons_ correctly when NAME/VERSION does not override
7926 * testsuite/ver_test_6.c: New file.
7927 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7928 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7929 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7931 2008-03-26 Ian Lance Taylor <iant@google.com>
7933 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7934 of an undefined symbol from a version script.
7935 * testsuite/Makefile.am (ver_test_5.so): New target.
7936 (ver_test_5.o): New target.
7937 (check_SCRIPTS): Add ver_test_5.sh.
7938 (check_DATA): Add ver_test_5.syms.
7939 (ver_test_5.syms): New target.
7940 * testsuite/ver_test_5.cc: New file.
7941 * testsuite/ver_test_5.script: New file.
7942 * testsuite/ver_test_5.sh: New file.
7943 * Makefile.in, testsuite/Makefile.in: Rebuild.
7946 Fix problems building gold with gcc 4.3.0.
7947 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7948 (gold_error_at_location, gold_warning_at_location): Use it.
7949 * configure.ac: Check whether we can compile and use a template
7950 function with a printf attribute.
7951 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7952 when jumping over bytes.
7953 * object.cc: Instantiate Object::read_section_data.
7954 * debug.h: Include <cstring>
7955 * dwarf_reader.cc: Include <algorithm>
7956 * main.cc: Include <cstring>.
7957 * options.cc: Include <cstring>.
7958 * output.cc: Include <cstring>.
7959 * script.cc: Include <cstring>.
7960 * script.h: Include <string>.
7961 * symtab.cc: Include <cstring> and <algorithm>.
7962 * target-select.cc: Include <cstring>.
7963 * version.cc: Include <string>.
7964 * testsuite/testmain.cc: Include <cstdlib>.
7965 * configure, config.in: Rebuild.
7967 2008-03-25 Ian Lance Taylor <iant@google.com>
7969 * options.cc: Include "../bfd/bfdver.h".
7970 (options::help): Print bug reporting address.
7972 * version.cc (print_version): Adjust output for current value of
7977 * options.cc (options::help): Print list of supported targets.
7978 * target-select.h: Include <vector>.
7979 (class Target_selector): Make machine_, size_, and is_big_endian_
7980 fields const. Add bfd_name_ and instantiated_target_ fields.
7981 (Target_selector::Target_selector): Add bfd_name parameter.
7982 (Target_selector::recognize): Make non-virtual, call
7984 (Target_selector::recognize_by_name): Make non-virtual, call
7985 do_recognize_by_name.
7986 (Target_selector::supported_names): New function.
7987 (Target_selector::bfd_name): New function.
7988 (Target_selector::do_instantiate_target): New pure virtual
7990 (Target_selector::do_recognize): New virtual function.
7991 (Target_selector::do_recognize_by_name): New virtual function.
7992 (Target_selector::instantiate_target): New private function.
7993 (supported_target_names): Declare.
7994 * target-select.cc (Target_selector::Target_selector): Update for
7995 new parameter and fields.
7996 (select_target_by_name): Check that the name matches before
7997 calling recognize_by_name.
7998 (supported_target_names): New function.
7999 * i386.cc (class Target_selector_i386): Update Target_selector
8000 constructor call. Remove recognize and recognize_by_name. Add
8001 do_instantiate_target.
8002 * x86_64.cc (class Target_selector_x86_64): Likewise.
8003 * testsuite/testfile.cc (class Target_selector_test): Update for
8004 changes to Target_selector.
8006 * README: Rewrite, with some notes on unsupported features.
8008 2008-03-24 Cary Coutant <ccoutant@google.com>
8010 * i386.cc (Target_i386::Got_type): New enum declaration.
8011 (Target_i386::Scan::local): Updated callers of Output_data_got
8013 (Target_i386::Scan::global): Likewise.
8014 (Target_i386::Relocate::relocate): Likewise.
8015 (Target_i386::Relocate::relocate_tls): Likewise.
8016 * object.h (Got_offset_list): New class.
8017 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8018 (Sized_relobj::local_got_offset): Likewise.
8019 (Sized_relobj::set_local_got_offset): Likewise.
8020 (Sized_relobj::local_has_tls_got_offset): Removed.
8021 (Sized_relobj::local_tls_got_offset): Removed.
8022 (Sized_relobj::set_local_tls_got_offset): Removed.
8023 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8024 * output.cc (Output_data_got::add_global): Added got_type parameter.
8025 (Output_data_got::add_global_with_rel): Likewise.
8026 (Output_data_got::add_global_with_rela): Likewise.
8027 (Output_data_got::add_global_pair_with_rel): New function.
8028 (Output_data_got::add_global_pair_with_rela): New function.
8029 (Output_data_got::add_local): Added got_type parameter.
8030 (Output_data_got::add_local_with_rel): Likewise.
8031 (Output_data_got::add_local_with_rela): Likewise.
8032 (Output_data_got::add_local_pair_with_rel): New function.
8033 (Output_data_got::add_local_pair_with_rela): New function.
8034 (Output_data_got::add_global_tls): Removed.
8035 (Output_data_got::add_global_tls_with_rel): Removed.
8036 (Output_data_got::add_global_tls_with_rela): Removed.
8037 (Output_data_got::add_local_tls): Removed.
8038 (Output_data_got::add_local_tls_with_rel): Removed.
8039 (Output_data_got::add_local_tls_with_rela): Removed.
8040 * output.h (Output_data_got::add_global): Added got_type parameter.
8041 (Output_data_got::add_global_with_rel): Likewise.
8042 (Output_data_got::add_global_with_rela): Likewise.
8043 (Output_data_got::add_global_pair_with_rel): New function.
8044 (Output_data_got::add_global_pair_with_rela): New function.
8045 (Output_data_got::add_local): Added got_type parameter.
8046 (Output_data_got::add_local_with_rel): Likewise.
8047 (Output_data_got::add_local_with_rela): Likewise.
8048 (Output_data_got::add_local_pair_with_rel): New function.
8049 (Output_data_got::add_local_pair_with_rela): New function.
8050 (Output_data_got::add_global_tls): Removed.
8051 (Output_data_got::add_global_tls_with_rel): Removed.
8052 (Output_data_got::add_global_tls_with_rela): Removed.
8053 (Output_data_got::add_local_tls): Removed.
8054 (Output_data_got::add_local_tls_with_rel): Removed.
8055 (Output_data_got::add_local_tls_with_rela): Removed.
8056 * resolve.cc (Symbol::override_base_with_special): Removed
8057 reference to has_got_offset_ field.
8058 * symtab.cc (Symbol::init_fields): Replaced initialization
8059 of got_offset_ with got_offsets_. Removed initialization
8061 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8062 (Symbol::got_offset): Likewise.
8063 (Symbol::set_got_offset): Likewise.
8064 (Symbol::has_tls_got_offset): Removed.
8065 (Symbol::tls_got_offset): Removed.
8066 (Symbol::set_tls_got_offset): Removed.
8067 (Symbol::got_offset_): Removed.
8068 (Symbol::tls_mod_got_offset_): Removed.
8069 (Symbol::tls_pair_got_offset_): Removed.
8070 (Symbol::got_offsets_): New field.
8071 (Symbol::has_got_offset): Removed.
8072 (Symbol::has_tls_mod_got_offset): Removed.
8073 (Symbol::has_tls_pair_got_offset): Removed.
8074 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8075 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8077 (Target_x86_64::Scan::global): Likewise.
8078 (Target_x86_64::Relocate::relocate): Likewise.
8079 (Target_x86_64::Relocate::relocate_tls): Likewise.
8081 2008-03-25 Ben Elliston <bje@au.ibm.com>
8083 * yyscript.y: Fix spelling error in comment.
8085 2008-03-24 Ian Lance Taylor <iant@google.com>
8087 * options.h (class General_options): Define build_id option.
8088 * layout.h (class Layout): Declare write_build_id, create_note,
8089 create_build_id. Add build_id_note_ member.
8090 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8091 "libiberty.h", "md5.h", "sha1.h".
8092 (Layout::Layout): Initialize eh_frame_data_,
8093 eh_frame_hdr_section_, and build_id_note_.
8094 (Layout::finalize): Call create_build_id.
8095 (Layout::create_note): New function, broken out of
8096 Layout::create_gold_note.
8097 (Layout::create_gold_note): Call create_note.
8098 (Layout::create_build_id): New function.
8099 (Layout::write_build_id): New function.
8100 (Close_task_runner::run): Call write_build_id.
8102 * x86_64.cc: Correct license to GPLv3.
8104 2008-03-23 Ian Lance Taylor <iant@google.com>
8106 * options.cc: Include "demangle.h".
8107 (parse_optional_string): New function.
8108 (parse_long_option): Handle takes_optional_argument.
8109 (parse_short_option): Update dash_z initializer. Handle
8110 takes_optional_argument.
8111 (General_options::General_options): Initialize do_demangle_.
8112 (General_options::finalize): Set do_demangle_. Handle demangling
8114 * options.h (parse_optional_string): Declare.
8115 (struct One_option): Add optional_arg field. Update constructor.
8116 Update call constructor calls. Add takes_optional_argument
8118 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8119 (DEFINE_optional_string): Define.
8120 (General_options::demangle): Change from DEFINE_bool to
8121 DEFINE_optional_string.
8122 (General_options::no_demangle): New function.
8123 (General_options::do_demangle): New function.
8124 (General_options::set_do_demangle): New function.
8125 (General_options::execstack_status_): Move definition to end of
8127 (General_options::static_): Likewise.
8128 (General_options::do_demangle_): New field.
8129 * object.cc (big_endian>::get_symbol_location_info): Call
8130 Options::do_demangle, not Options::demangle.
8131 * symtab.cc (demangle): Likewise.
8133 2008-03-22 Ian Lance Taylor <iant@google.com>
8135 * gold.h: Include <cstddef> and <sys/types.h>
8136 * options.h: Include <cstring>.
8138 2008-03-21 Ian Lance Taylor <iant@google.com>
8140 * Added source code to GNU binutils.