1 2010-06-21 Rafael Espindola <espindola@google.com>
3 * fileread.cc (Input_file::find_fie): New
4 (Input_file::open): Use Input_file::find_fie.
5 * fileread.h (Input_file::find_fie): New
6 * plugin.cc (set_extra_library_path): New.
7 (Plugin::load): Add set_extra_library_path to the transfer vector.
8 (Plugin_manager::set_extra_library_path): New.
9 (Plugin_manager::add_input_file): Use the extra search path if set.
10 (set_extra_library_path(): New.
11 * plugin.h (Plugin_manager): Add set_extra_library_path and
14 2010-06-19 Cary Coutant <ccoutant@google.com>
16 * layout.cc (gdb_sections): Add .debug_types.
17 (lines_only_debug_sections): Likewise.
19 2010-06-18 Rafael Espindola <espindola@google.com>
21 * plugin.cc (add_input_file,add_input_library)
22 (Plugin_manager::add_input_file): Make filename arguments const.
23 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
26 2010-06-16 Doug Kwan <dougkwan@google.com>
28 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
29 .ARM.attributes section if we have not merged any input
32 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
34 * arm.cc: Allow combining objects with no EABI version
37 2010-06-15 Rafael Espindola <espindola@google.com>
39 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
41 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
43 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
44 (struct iovec): Correct !HAVE_READV definition.
46 2010-06-10 Cary Coutant <ccoutant@google.com>
48 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
49 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
51 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
54 * symtab.h (Symbol::is_placeholder): New member function.
55 * target-reloc.h (relocate_section): Check for placeholder symbols.
57 * testsuite/Makefile.am (plugin_test_8): New test.
58 (plugin_test_9): New test.
59 * testsuite/Makefile.in: Regenerate.
61 2010-06-09 Nick Clifton <nickc@redhat.com>
63 * yyscript.y (input_list_element): Allow strings prefixed with
64 the '-' character. Treat these as libraries.
65 * script.cc (script_add_library): New function. Adds a library
66 specified by "-l<name>" found in an input script.
67 * script-c.h: Add prototype for script_add_library.
69 2010-06-07 Doug Kwan <dougkwan@google.com>
71 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
72 Restrict stub-group size to be within long conditional branch
73 range when working around cortex-A8 erratum.
75 2010-06-07 Damien Diederen <dd@crosstwine.com>
77 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
80 2010-06-03 Sriraman Tallam <tmsriram@google.com>
84 (Output_section::Input_section_sort_entry::compare_section_ordering):
85 Change to return non-zero correctly.
86 (Output_section::Input_section_sort_section_order_index_compare
87 ::operator()): Change to fix ambiguity in comparisons.
89 2010-06-01 Sriraman Tallam <tmsriram@google.com>
91 * gold.h (is_wildcard_string): New function.
92 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
93 (Layout::layout_eh_frame): Ditto.
94 (Layout::find_section_order_index): New method.
95 (Layout::read_layout_from_file): New method.
96 * layout.h (Layout::find_section_order_index): New method.
97 (Layout::read_layout_from_file): New method.
98 (Layout::input_section_position_): New private member.
99 (Layout::input_section_glob_): New private member.
100 * main.cc (main): Call read_layout_from_file here.
101 * options.h (--section-ordering-file): New option.
102 * output.cc (Output_section::input_section_order_specified_): New
104 (Output_section::Output_section): Initialize new member.
105 (Output_section::add_input_section): Add new parameter.
106 Keep input sections when --section-ordering-file is used.
107 (Output_section::set_final_data_size): Sort input sections when
108 section ordering file is specified.
109 (Output_section::Input_section_sort_entry): Add new parameter.
111 (Output_section::Input_section_sort_entry::compare_section_ordering):
113 (Output_section::Input_section_sort_compare::operator()): Change to
114 consider section_order_index.
115 (Output_section::Input_section_sort_init_fini_compare::operator()):
116 Change to consider section_order_index.
117 (Output_section::Input_section_sort_section_order_index_compare
118 ::operator()): New method.
119 (Output_section::sort_attached_input_sections): Change to sort
120 according to section order when specified.
121 (Output_section::add_input_section<32, true>): Add new parameter.
122 (Output_section::add_input_section<64, true>): Add new parameter.
123 (Output_section::add_input_section<32, false>): Add new parameter.
124 (Output_section::add_input_section<64, false>): Add new parameter.
125 * output.h (Output_section::add_input_section): Add new parameter.
126 (Output_section::input_section_order_specified): New
128 (Output_section::set_input_section_order_specified): New method.
129 (Input_section::Input_section): Initialize section_order_index_.
130 (Input_section::section_order_index): New method.
131 (Input_section::set_section_order_index): New method.
132 (Input_section::section_order_index_): New member.
133 (Input_section::Input_section_sort_section_order_index_compare): New
135 (Output_section::input_section_order_specified_): New member.
136 * script-sections.cc (is_wildcard_string): Delete and move modified
138 (Output_section_element_input::Output_section_element_input): Modify
139 call to is_wildcard_string.
140 (Output_section_element_input::Input_section_pattern
141 ::Input_section_pattern): Ditto.
142 (Output_section_element_input::Output_section_element_input): Ditto.
143 * testsuite/Makefile.am (final_layout): New test case.
144 * testsuite/Makefile.in: Regenerate.
145 * testsuite/final_layout.cc: New file.
146 * testsuite/final_layout.sh: New file.
148 2010-06-01 Rafael Espindola <espindola@google.com>
150 * plugin.cc (Plugin::load): Pass the output name to the plugin.
152 2010-06-01 Rafael Espindola <espindola@google.com>
154 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
155 visibility of symbols.
157 2010-05-27 Doug Kwan <dougkwan@google.com>
159 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
160 from start of output section instead of address for a local symbol
161 in a merged or relaxed section when doing a relocatable link.
163 2010-05-26 Rafael Espindola <espindola@google.com>
166 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
167 adding sections the garbage collector removed.
168 * gold/testsuite/Makefile.am: Add test.
169 * gold/testsuite/Makefile.in: Regenerate.
170 * gold/testsuite/plugin_test_7.sh: New.
171 * gold/testsuite/plugin_test_7_1.c: New.
172 * gold/testsuite/plugin_test_7_2.c: New.
174 2010-05-26 Rafael Espindola <espindola@google.com>
176 * script-sections.cc (Output_section_definition::set_section_addresses):
177 Check for --section-start.
179 2010-05-26 Doug Kwan <dougkwan@google.com>
181 * arm.cc (Arm_scan_relocatable_relocs): New class.
182 (Target_arm::relocate_special_relocatable): New method.
183 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
184 (Arm_relocate_functions::thumb_branch_common): Same.
185 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
186 instead of Default_scan_relocatable_relocs.
187 * target-reloc.h (relocate_for_relocatable): Let target handle
188 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
189 * target.h (Sized_target::relocate_special_relocatable): New method.
191 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
193 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
195 2010-05-23 Doug Kwan <dougkwan@google.com>
197 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
199 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
200 with a direct branch, not a conditional branch, to a stub.
201 * merge.cc (Output_merge_base::record_input_section): New method
203 (Output_merge_data::do_add_input_section): Record input section if
204 keeps-input-sections flag is set.
205 (Output_merge_string::do_add_input_section): Ditto.
206 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
207 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
209 (Output_merge_base::keeps_input_sections,
210 Output_merge_base::set_keeps_input_sections,
211 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
213 (Output_merge_base::Input_sections): New type declaration.
214 (Output_merge_base::input_sections_begin,
215 Output_merge_base::input_sections_end,
216 Output_merge_base::do_set_keeps_input_sections): New method definitions.
217 (Output_merge_base::bool keeps_input_sections_,
218 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
219 Output_merge_base::input_sections_): New data members.
220 (Output_merge_data::do_set_keeps_input_sections): New method
222 (Output_merge_string::do_set_keeps_input_sections): Ditto.
223 * output.cc (Output_section::Input_section::relobj): Move method
224 defintion from class declaration to here and handle merge sections.
225 (Output_section::Input_section::shndx): Ditto.
226 (Output_section::Output_section): Remove initializations of removed
227 data members and initialize new data member LOOKUP_MAPS_.
228 (Output_section::add_input_section): Set keeps-input-sections flag
229 for a newly created merge output section as appropriate. Adjust code
230 to use Output_section_lookup_maps class.
231 (Output_section::add_relaxed_input_section): Adjst code for lookup
232 maps code refactoring.
233 (Output_section::add_merge_input_section): Add a new parameter
234 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
235 class. If adding input section to a newly created merge output
236 section fails, remove the new merge section.
237 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
238 Adjust code for use of the Output_section_lookup_maps class.
239 (Output_section::find_merge_section): Ditto.
240 (Output_section::build_lookup_maps): New method defintion.
241 (Output_section::find_relaxed_input_section): Adjust code to use
242 Output_section_lookup_maps class.
243 (Output_section::get_input_sections): Export merge sections. Adjust
244 code to use Output_section_lookup_maps class.
245 (Output_section:::add_script_input_section): Adjust code to use
246 Output_section_lookup_maps class. Update lookup maps for merge
248 (Output_section::discard_states): Use Output_section_lookup_maps.
249 (Output_section::restore_states): Same.
250 * output.h (Merge_section_properties): Move class defintion out of
252 (Output_section_lookup_maps): New class.
253 (Output_section::Input_section::is_merge_section): New method
255 (Output_section::Input_section::relobj): Move defintion out of class
256 defintion. Declare method only.
257 (Output_section::Input_section::shndx): Ditto.
258 (Output_section::Input_section::output_merge_base): New method defintion.
259 (Output_section::Input_section::u2_.pomb): New union field.
260 (Output_section::Merge_section_by_properties_map,
261 Output_section::Output_section_data_by_input_section_map,
262 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
264 (Output_section::add_merge_input_section): Add new parameter
265 KEEPS_INPUT_SECTIONS.
266 (Output_section::build_lookup_maps): New method declaration.
267 (Output_section::merge_section_map_,
268 Output_section::merge_section_by_properties_map_,
269 Output_section::relaxed_input_section_map_,
270 Output_section::is_relaxed_input_section_map_valid_): Remove data
272 (Output_section::lookup_maps_): New data member.
274 2010-05-21 Doug Kwan <dougkwan@google.com>
277 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
278 avoid a compilation error.
280 2010-05-19 Rafael Espindola <espindola@google.com>
282 * script-sections.cc (Output_section_definition::allocate_to_segment):
283 Update the phdrs_list even when the output section is NULL.
284 * testsuite/Makefile.am: Add test.
285 * testsuite/Makefile.in: Regenerate.
286 * testsuite/script_test_9.cc: New.
287 * testsuite/script_test_9.sh: New.
288 * testsuite/script_test_9.t: New.
290 2010-05-19 Doug Kwan <dougkwan@google.com>
292 * arm.cc (Arm_input_section::original_size): New method.
293 (Arm_input_section::do_addralign): Add a cast.
294 (Arm_input_section::do_output_offset): Remove static cast.
295 (Arm_input_section::original_addralign,
296 Arm_input_section::original_size_): Change type to uint32_t.
297 (Arm_input_section::init): Add safe casts for section alignment
299 (Arm_input_section::set_final_data_size): Do not set address and
300 offset of stub table.
301 (Arm_output_section::fix_exidx_coverage): Change use of of
302 Output_section::Simple_input_section to that of
303 Output_section::Input_section.
304 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
305 except for the first pass.
306 * output.cc (Output_section::get_input_sections): Change type of
307 input_sections to std::list<Input_section>.
308 (Output_section::add_script_input_section): Rename from
309 Output_section::add_simple_input_section. Change type of SIS
310 parameter from Simple_input_section to Input_section.
311 * output.h (Output_section::Simple_input_section): Remove class.
312 (Output_section::Input_section): Change class visibility to public.
313 (Output_section::Input_section::addralign): Use stored alignments
314 for special input sections if set.
315 (Output_section::Input_section::set_addralign): New method.
316 (Output_section::get_input_sections): Change parameter type from
317 list of Simple_input_section to list of Input_section.
318 (Output_section::add_script_input_section): Rename from
319 Output_section::add_simple_input_section. Change first parameter's
320 type from Simple_input_section to Input_section and remove the
321 second and third parameters.
322 * script-sections.cc (Input_section::Input_section_list): Change
323 type to list of Output_section::Input_section/
324 (Input_section_info::Input_section_info): Change parameter type of
325 INPUT_SECTION to Output_section::Input_section.
326 (Input_section_info::input_section): Change return type.
327 (Input_section_info::input_section_): Change type to
328 Output_section::Input_section.
329 (Output_section_element_input::set_section_addresses): Adjust code
330 to use Output_section::Input_section instead of
331 Output_section::Simple_input_section. Adjust code for renaming
332 of Output_section::add_simple_input_section.
333 (Orphan_output_section::set_section_addresses): Ditto.
335 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
337 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
338 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
340 2010-05-18 Rafael Espindola <espindola@google.com>
342 * options.cc (General_options::finalize): Handle -nostdlib.
343 * options.h (nostdlib): New option.
344 * script.cc (script_add_search_dir): Handle -nostdlib.
346 2010-05-12 Doug Kwan <dougkwan@google.com>
348 * arm.cc (Target_arm::do_finalize_sections): Create an empty
349 attributes section only if there no attributes section after merging.
350 (Target_arm::merge_object_attributes): Move value of
351 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
352 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
353 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
354 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
355 and arm_attr_merge_7.stdout.
356 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
357 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
358 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
359 arm_attr_merge_7b.o): New rules.
360 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
362 * testsuite/Makefile.in: Regenerate.
363 * testsuite/arm_attr_merge.sh: New file.
364 * testsuite/arm_attr_merge_[67][ab].s: Same.
366 2010-05-05 Nick Clifton <nickc@redhat.com>
368 * po/es.po: Updated Spanish translation.
370 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
372 * Makefile.am (install-exec-local): Properly install gold as
373 default cross linker.
374 * Makefile.in: Regenerated.
376 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
377 Nick Clifton <nickc@redhat.com>
379 * configure.ac (install_as_default): Define and set to false
380 unless --enable-gold or --enable-gold=both/gold has been
382 * configure: Regenerate.
384 * Makefile.am (install-exec-local): Install the executable as
385 'ld.gold'. If install_as_default is true then also install it as
387 * Makefile.in: Regenerated.
389 2010-04-24 Ian Lance Taylor <iant@google.com>
391 * layout.cc (Layout::layout_reloc): In relocatable link don't
392 combine reloc sections for grouped sections.
394 2010-04-23 Sriraman Tallam <tmsriram@google.com>
396 * gc.h (gc_process_relocs): Pass information on relocs pointing to
397 sections that are not ordinary to icf.
398 * icf.cc (get_section_contents): Handle relocation pointing to section
399 with no object or shndx information.
400 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
401 * testsuite/Makefile.in: Regenerate.
402 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
403 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
405 2010-04-22 Ian Lance Taylor <iant@google.com>
407 * expression.cc (Expression::Expression_eval_info): Add
408 result_alignment_pointer field.
409 (Expression::eval_with_dot): Add result_alignment_pointer
410 parameter. Change all callers.
411 (Expression::eval_maybe_dot): Likewise.
412 (class Binary_expression): Add alignment_pointer parameter to
413 left_value and right_value. Change all callers.
414 (BINARY_EXPRESSION): Set result alignment.
415 (class Trinary_expression): Add alignment_pointer parameter to
416 arg2_value and arg3_value. Change all callers.
417 (Trinary_cond::value): Set result alignment.
418 (Max_expression::value, Min_expression::value): Likewise.
419 (Align_expression::value): Likewise.
420 * script-sections.cc (class Sections_element): Add dot_alignment
421 parameter to set_section_addresses virtual function. Update
423 (class Output_section_element): Likewise.
424 (Script_sections::create_segments): Add dot_alignment parameter.
426 (Script_sections::create_segments_from_phdrs_clause): Likewise.
427 (Script_sections::set_phdrs_clause_addresses): Likewise.
428 * script-sections.h: Update declarations.
429 * script.h: Update declarations.
430 * output.h (Output_segment::set_minimum_p_align): Don't decrease
432 * testsuite/script_test_3.t: Set large alignment.
433 * testsuite/script_test_3.sh: Make sure that at least one LOAD
434 segment has expected alignment.
436 2010-04-22 Nick Clifton <nickc@redhat.com>
438 * po/gold.pot: Updated by the Translation project.
439 * po/vi.po: Updated Vietnamese translation.
441 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
443 * testsuite/Makefile.am (check_PROGRAMS): Add
444 icf_virtual_function_folding_test.
445 * testsuite/Makefile.in: Regenerated.
447 2010-04-15 Andrew Haley <aph@redhat.com>
449 * options.h (merge_exidx_entries): New option.
450 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
451 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
452 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
453 (Target_arm::merge_exidx_entries): New function.
454 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
455 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
456 to Arm_exidx_fixup constructor.
457 Add new arg, merge_exidx_entries.
458 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
459 Arm_output_section::fix_exidx_coverage.
461 2010-04-18 Sriraman Tallam <tmsriram@google.com>
463 * icf.cc (get_section_contents): Check for preemptible functions.
464 Ignore addend when appropriate.
465 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
467 (add_from_relobj): Check for section folded.
468 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
469 * symtab.h (should_add_dynsym_entry): Add new parameter.
470 * target-reloc.h (scan_relocs): Check for section folded.
471 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
472 Check reloc types for function pointers in shared objects.
473 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
475 (icf_preemptible_functions_test): New test case.
476 (icf_string_merge_test): New test case.
477 * testsuite.Makefile.in: Regenerate.
478 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
479 bar_glob. Refactor code.
480 * testsuite/icf_preemptible_functions_test.cc: New file.
481 * testsuite/icf_preemptible_functions_test.sh: New file.
482 * testsuite/icf_string_merge_test.cc: New file.
483 * testsuite/icf_string_merge_test.sh: New file.
484 * testsuite/icf_virtual_function_folding_test.cc: New file.
485 * testsuite/icf_virtual_function_folding_test.sh: New file.
487 2010-04-14 Doug Kwan <dougkwan@google.com>
489 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
490 for local symbol recounting if we remove a section due to ICF.
491 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
492 there are no regular objects in input.
494 2010-04-13 Doug Kwan <dougkwan@google.com>
496 * arm.cc (Arm_input_section::set_final_data_size): Compute
497 accurate final data size instead of using current data size.
499 2010-04-09 Doug Kwan <dougkwan@google.com>
501 * layout.cc (Layout::choose_output_section): Handle script section
503 (Layout::make_output_section_for_script): Add section type parameter.
504 Handle script section types.
505 * layout.h (Layout::make_output_section_for_script): Add section
507 * output.cc (Output_section::Output_section): Initialize data member
509 (Output_section::do_reset_address_and_file_offset): Do not set address
510 to 0 if section is a NOLOAD section.
511 * output.h (Output_section::is_noload): New method.
512 (Output_section::set_is_noload): Ditto.
513 (Output_section::is_noload_): New data member.
514 * script-c.h (Script_section_type): New enum type.
515 (struct Parser_output_section_header): Add new file section_type.
516 * script-sections.cc (Sections_element::output_section_name): Add
517 parameter for returning script section type.
518 (Output_section_definition::output_section_name): Ditto.
519 (Output_section_definition::section_type)P; New method.
520 (Output_section_definiton::script_section_type_name): Ditto.
521 (Output_section_definition::script_section_type_): New data member.
522 (Output_section_definition::Output_section_definition): Initialize
523 data member Output_section_definition::script_section_type_.
524 (Output_section_definition::create_sections): Pass script section type
525 to Layout::make_output_section_for_script.
526 (Output_section_definition::output_section_name): Return script
527 section type to caller.
528 (Output_section_definition::set_section_address): Do not advance
529 dot value and load address if section type is NOLOAD. Set address
530 of NOLOAD sections regardless of section flags.
531 (Output_section_definition::print): Print section type if it is
532 not SCRIPT_SECTION_TYPE_NONE.
533 (Output_section_definition::section_type): New method.
534 (Output_section_definition::script_section_type_name): Ditto.
535 (Script_sections::output_section_name): Add new parameter
536 PSECTION_TYPE for returning script section type. Pass it to
537 section elements. Handle discard sections.
538 (Sort_output_sections::operator()): Handle NOLOAD sections.
539 * script-sections.h (Script_sections::Section_type): New enum type.
540 (Script_sections::output_section_name): Add a new parameter for
541 returning script section type.
542 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
544 * yyscript.y (union): Add new field SECTION_TYPE.
545 (COPY, DSECT, INFO, NOLOAD): New tokens.
546 (opt_address_and_section_type): Change type to output_section_header.
547 (section_type): New non-terminal
548 (section_header): Handle section type.
549 (opt_address_and_section_type): Return section type value.
551 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
553 * testsuite/plugin_common_test_1.c (foo): Add prototype.
554 * testsuite/plugin_common_test_2.c (foo): Likewise.
556 2010-04-08 Doug Kwan <dougkwan@google.com>
558 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
560 * output.cc (Output_section::add_merge_input_section): Simplify
561 code and return status of Output_merge_base::add_input_section.
562 Update merge section map only if Output_merge_base::add_input_section
565 2010-04-07 Doug Kwan <dougkwan@google.com>
567 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
568 if section is marked as containing instructions but has no mapping
570 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
571 correct section index.
572 (Arm_relobj::find_linked_text_section): Ditto.
574 2010-04-07 Cary Coutant <ccoutant@google.com>
576 * archive.cc (include_member): Destroy Read_symbols_data object before
578 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
579 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
580 (Read_symbols_data::~Read_symbols_data) New destructor.
581 (Section_relocs::Section_relocs) New constructor.
582 (Section_relocs::~Section_relocs) New destructor.
583 (Read_relocs_data::Read_relocs_data) New constructor.
584 (Read_relocs_data::~Read_relocs_data) New destructor.
585 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
586 pointers to NULL after deleting.
588 2010-04-07 Doug Kwan <dougkwan@google.com>
590 * arm.cc: Replace "endianity" with "endianness" in comments.
591 (Arm_exidx_cantunwind): Ditto.
592 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
593 (Arm_relobj::merge_flags_and_attributes): New method.
594 (Arm_relobj::merge_flags_and_attributes_): New data member.
595 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
596 (Arm_relobj::scan_sections_for_stubs): Ditto.
597 (Arm_relobj::do_read_symbols): Check to see if we really want to
598 merge processor-specific flags and attributes. Exit early if
599 an object is empty except for section names and the undefined symbol.
600 (Target_arm::do_finalize_sections): Move check for ELF format to
601 Arm_relobj::do_read_symbols. Merge processor specific flags and
602 attributes from a regular object only when we have determined that
603 it is aapropriate. Do not create an .ARM.attributes section in
604 output if there is no regular input object.
605 (Target_arm::merge_processor_specific_flags): Check
606 --warn-mismatch before printing any error.
607 (Target_arm::merge_object_attributes): Ditto.
608 * gold.cc (queue_middle_tasks): Handle the case in which there is
609 no regular object in input.
610 * options.cc (General_options::parse_EB): New method.
611 (General_options::parse_EL): Same.
612 (General_options::General_options): Initialize endianness_.
613 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
615 (General_options::Endianness): New enum.
616 (General_options::endianness): New method.
617 (General_options::endianness_): New data member.
618 * parameters.cc (Parameters::set_options): Check target endianness.
619 (Parameters::set_target_once): Ditto.
620 (Parameters::check_target_endianness): New method.
621 (parameters_force_valid_target): If either -EL or -EB is specified,
622 use it to define endianness of default target.
623 * parameters.h (Parameters::check_target_endianness): New method
625 * target.h (class Target): Change "endianity" to "endianness"
628 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
630 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
631 * configure: Regenerate.
632 * Makefile.in: Regenerate.
633 * testsuite/Makefile.in: Regenerate.
635 2010-04-06 Cary Coutant <ccoutant@google.com>
638 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
639 prevailing definitions of common symbols.
640 * testsuite/plugin_test_6.sh: New test case.
641 * testsuite/plugin_common_test_1.c: New test case.
642 * testsuite/plugin_common_test_2.c: New test case.
643 * testsuite/Makefile.am (plugin_test_6): New test case.
644 * testsuite/Makefile.in: Regenerate.
646 2010-04-06 Nick Clifton <nickc@redhat.com>
648 * po/vi.po: New Vietnamese translation.
650 2010-03-30 Doug Kwan <dougkwan@google.com>
652 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
654 2010-03-25 Doug Kwan <dougkwan@google.com>
656 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
657 to avoid a conversion warning on a 32-bit host.
659 2010-03-24 Ian Lance Taylor <iant@google.com>
661 * testsuite/script_test_3.t: Add a TLS segment.
662 * testsuite/Makefile.am (check_PROGRAMS): Add
663 tls_phdrs_script_test.
664 (tls_phdrs_script_test_SOURCES): Define.
665 (tls_phdrs_script_test_DEPENDENCIES): Define.
666 (tls_phdrs_script_test_LDFLAGS): Define.
667 (tls_phdrs_script_test_LDADD): Define.
668 * testsuite/Makefile.in: Rebuild.
670 2010-03-23 Cary Coutant <ccoutant@google.com>
672 * fileread.cc (find_or_make_view): Fix comment.
674 2010-03-23 Ian Lance Taylor <iant@google.com>
676 * script-sections.cc (class Orphan_section_placement): Define
677 PLACE_TLS and PLACE_TLS_BSS.
678 (Orphan_section_placement::Orphan_section_placement): Initialize
680 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
681 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
682 (tls_script_test_SOURCES): Define.
683 (tls_script_test_DEPENDENCIES): Define.
684 (tls_script_test_LDFLAGS): Define.
685 (tls_script_test_LDADD): Define.
686 * testsuite/Makefile.in: Rebuild.
688 2010-03-22 Doug Kwan <dougkwan@google.com>
690 * arm.cc (Arm_relocate_functions::abs8,
691 Arm_relocate_functions::abs16): Use correct check for overflow
692 specified in the ARM ELF specs.
693 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
694 target of a BLX instruction specially.
695 (Reloc_stub::stub_type_for_reloc): Ditto.
696 (Relocate::relocate): Use symbolic names instead of numeric relocation
697 codes to report error.
698 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
700 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
701 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
702 thumb2_blx_out_of_range.stdout
703 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
704 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
705 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
706 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
707 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
708 thumb2_blx_in_range, thumb2_blx_in_range.o,
709 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
710 thumb2_blx_out_of_range.o): New rules.
711 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
712 thumb2_blx_in_range and thumb2_blx_out_of_range.
713 * testsuite/Makefile.in: Regenerate.
714 * arm_branch_in_range.sh: Add tests for THUMB BLX.
715 * testsuite/thumb_blx_in_range.s: New file.
716 * testsuite/thumb_blx_out_of_range.s: New file.
718 2010-03-22 Rafael Espindola <espindola@google.com>
720 * archive.cc (Should_include): Move to archive.h.
721 (should_include_member): Make it a member of Archive.
723 (Add_lib_group_symbols): New.
724 * archive.h: Include options.h.
725 (Archive_member): Moved from Archive.
726 (Should_include): Moved from archive.cc.
728 (Add_lib_group_symbols): New.
729 * dynobj.cc (do_should_include_member): New.
730 * dynobj.h (do_should_include_member): New.
731 * gold.cc (queue_initial_tasks): Update call to queue.
732 * main.cc (main): Print lib group stats.
733 * object.cc (do_should_include_member): New.
734 * object.h: Include archive.h.
735 (Object::should_include_member): New.
736 (Object::do_should_include_member): New.
737 (Sized_relobj::do_should_include_member): New.
738 * options.cc (General_options::parse_start_lib): New.
739 (General_options::parse_end_lib): New.
740 (Input_arguments::add_file): Handle lib groups.
741 (Input_arguments::start_group): Check we are not in a lib.
742 (Input_arguments::start_lib): New.
743 (Input_arguments::end_lib): New.
744 * options.h (General_options): Add start_lib and end_lib.
745 (Input_argument::lib_): New.
746 (Input_argument::lib): New.
747 (Input_argument::is_lib): New.
748 (Input_file_lib): New.
749 (Input_arguments::in_lib_): New.
750 (Input_arguments::in_lib): New.
751 (Input_arguments::start_lib): New.
752 (Input_arguments::end_lib_): New.
753 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
754 in unused members as preempted.
755 (Sized_pluginobj::do_should_include_member): New.
756 * plugin.h (Sized_pluginobj::do_should_include_member): New.
757 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
759 (Read_symbols::do_whole_lib_group): New.
760 (Read_symbols::do_lib_group): New.
761 (Read_symbols::do_read_symbols): Handle lib groups.
762 (Read_symbols::get_name): Handle lib groups.
763 * readsyms.h (Read_symbols): Add an archive member pointer.
764 (Read_symbols::do_whole_lib_group): New.
765 (Read_symbols::do_lib_group): New.
766 (Read_symbols::member_): New.
767 * script.cc (read_input_script): Update call to queue_soon.
769 2010-03-19 Doug Kwan <dougkwan@google.com>
771 * arm.cc (Stub_table::Stub_table): Initialize new data members
772 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
773 (Stub_table::add_reloc_stub): Assign stub offset and update
774 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
775 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
777 (Stub_table::update_data_size_and_addralign): Use
778 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
779 instead of going over all reloc stubs.
780 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
781 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
782 Stringpool_template::offset_ to size of Stringpool_char.
783 (Stringpool_template::new_key_offset): Remove code to initialize
784 Stringpool_template::offset_.
785 * stringpool.h (Stringpool_template::set_no_zero_null): Set
786 Stringpool_template::offset_ to zero.
788 2010-03-15 Doug Kwan <dougkwan@google.com>
790 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
792 (Stringpool_template::new_key_offset): New method.
793 (Stringpool_template::add_string): Assign offsets when adding new
795 (Stringpool_template::set_string_offsets): Do not set string offsets
797 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
799 (Chunked_vector::clear): Clear size_.
800 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
801 (Chunked_vector::size): Return size_.
802 (Chunked_vector::push_back): Use size_ to find insert position.
803 (Chunked_vector::size_): New data member.
804 (Stringpool_template::set_no_zero_null): Assert string set is empty.
805 (Stringpool_template::new_key_offset): New method declaration.
806 (Stringpool_template::offset_): New data member.
808 2010-03-15 Rafael Espindola <espindola@google.com>
810 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
811 Add_symbols' constructor.
812 * readsyms.h (Add_symbols): Remove the input_group member.
814 2010-03-10 Ian Lance Taylor <iant@google.com>
816 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
817 target to ask whether a reference to a symbol requires a stack
819 * target.h (Target::is_call_to_non_split): New function.
820 (Target::do_is_call_to_non_split): Declare virtual function.
821 * target.cc: Include "symtab.h".
822 (Target::do_is_call_to_non_split): New function.
823 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
825 2010-03-10 Cary Coutant <ccoutant@google.com>
827 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
828 (File_read::open[1]): Remove initial mapping of whole_file_view_.
829 (File_read::open[2]): Add whole_file_view_ to list of views.
830 (File_read::make_view): Remove test of whole_file_view_.
831 (File_read::find_or_make_view): Create whole_file_view_ if
833 (File_read::clear_views): Replace bool parameter with enum;
834 adjust all callers. Don't delete views with permanent data;
835 do delete cached views and views from archives if
836 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
837 if clearing the corresponding view.
838 * fileread.h (File_read::Clear_views_mode): New enum.
839 (File_read::View::is_permanent_view): New method.
840 (File_read::clear_views): Replace bool parameter
841 with enum; adjust all callers.
842 * options.h (General_options): Change keep_files_mapped option;
844 * readsyms.cc (Add_symbols::run): Delete sd_ object before
846 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
849 2010-03-10 David S. Miller <davem@davemloft.net>
851 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
853 2010-03-09 Sriraman Tallam <tmsriram@google.com>
855 * icf.cc (get_section_contents): Add '@' marker after processing the
858 2010-03-08 Doug Kwan <dougkwan@google.com>
860 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
861 due to a conversion warning.
862 (Arm_relobj::update_output_local_symbol_count): Check for local
863 symbol with unset output index.
865 2010-03-05 Ian Lance Taylor <iant@google.com>
867 * options.h (class General_options): Add --spare-dynamic-tags.
868 * output.cc (Output_data_dynamic::set_final_data_size): Implement
869 --spare-dynamic-tags.
871 2010-03-05 Ian Lance Taylor <iant@google.com>
873 * incremental.cc: Include "libiberty.h".
875 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
877 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
878 function, is_info_ member.
879 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
880 (Versions::Versions): Update caller.
881 (Versions::define_base_version): Likewise.
882 (Versions::add_def): Likewise.
884 2010-03-03 Sriraman Tallam <tmsriram@google.com>
886 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
887 (Scan::possible_function_pointer_reloc): New function.
888 (Scan::local_reloc_may_be_function_pointer): Change to call
889 possible_function_pointer_reloc.
890 (Scan::global_reloc_may_be_function_pointer): Ditto.
891 * icf.h (Icf::check_section_for_function_pointers): Change to reject
892 relocations in ".data.rel.ro._ZTV" section.
893 * testsuite/icf_safe_so_test.sh: Change to pass i386.
894 * testsuite/icf_safe_so_test.cc: Ditto.
895 * testsuite/icf_safe_test.cc: Ditto.
896 * testsuite/icf_safe_test.sh: Ditto.
898 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
899 Ian Lance Taylor <iant@google.com>
901 * target-reloc.h (relocate_section): Check the symbol table index
902 for -1U before setting the local symbol index.
903 (scan_relocatable_relocs): If copying the relocation, record that
904 the local symbol is required.
905 * object.h (Symbol_value::is_output_symtab_index_set): New
907 (Symbol_value::may_be_discarded_from_output_symtab): New
909 (Symbol_value::has_output_symtab_entry): New function.
910 (Symbol_value::needs_output_symtab_entry): Remove.
911 (Symbol_value::output_symtab_index): Make sure the symbol index is
913 (Symbol_value::set_output_symtab_index): Make sure the symbol
914 index is not set. Make sure the new index is valid.
915 (Symbol_value::set_must_have_output_symtab_entry): New function.
916 (Symbol_value::has_output_dynsym_entry): New function.
917 (Symbol_value::set_output_dynsym_index): Make sure the new index
919 (Sized_relobj::set_must_have_output_symtab_entry): New function.
920 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
921 local symbol if permitted.
922 (Sized_relobj::do_finalize_local_symbols): Call
923 is_output_symtab_index_set rather than needs_output_symtab_entry.
924 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
925 rather than needs_output_symtab_entry. Call
926 has_output_dynsym_entry rather than needs_output_dynsym_entry.
927 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
928 is_output_symtab_index_set rather than needs_output_symtab_entry.
929 * testsuite/discard_locals_relocatable_test.c: New file.
930 * testsuite/discard_locals_test.sh: Test -r.
931 * testsuite/Makefile.am (check_DATA): Add
932 discard_locals_relocatable_test1.syms,
933 discard_local_relocatable_test2.syms.
934 (MOSTLYCLEANFILES): Likewise. Also add
935 discard_locals_relocatable_test1.lout and
936 discard_locals_relocatable_test2.out.
937 (discard_locals_relocatable_test1.syms): New target.
938 (discard_locals_relocatable_test.o): New target.
939 (discard_locals_relocatable_test1.out): New target.
940 (discard_locals_relocatable_test2.syms): New target.
941 (discard_locals_relocatable_test2.out): New target.
942 (various): Add missing ../ld-new dependencies.
943 * testsuite/Makefile.in: Rebuild.
945 2010-03-03 Nick Clifton <nickc@redhat.com>
947 * po/fi.po: New Finnish translation.
949 2010-03-01 Doug Kwan <dougkwan@google.com>
951 * layout.cc (Layout::Layout): Force section types of .init_array*,
952 .preinit_array* and .fini_array* sections.
953 * output.cc (Output_section::Input_section_sort_entry::has_priority):
954 Fix check of return value of std::string::find.().
955 (Output_section::Input_section_sort_compare::operator()): Remove
956 comment about .init_array.
957 (Output_section::Input_section_sort_init_fini_compare::operator()):
959 (Output_section::sort_attached_input_sections): Handle .init_array
960 and .fini_array specially.
961 * output.h (Output_section::Inut_section_sort_compare): Update
963 (Output_section::Input_section_sort_init_fini_compare): New struct.
965 2010-02-26 Doug Kwan <dougkwan@google.com>
967 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
968 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
969 * testsuite/debug_msg.sh: Avoid matching source line number for
970 use of global variable undef_int.
972 2010-02-26 Doug Kwan <dougkwan@google.com>
974 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
975 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
976 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
977 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
978 * options.cc (General_options::General_options): Initialize member
980 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
981 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
982 and rm_no_fix_v4bx.stdout
983 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
984 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
985 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
986 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
988 * Makefile.in: Regenerate.
989 * testsuite/arm_fix_v4bx.s: New file.
990 * testsuite/arm_fix_v4bx.sh: Ditto.
992 2010-02-24 Doug Kwan <dougkwan@google.com>
994 * arm.cc (Target_arm::got_section): Make the .got section the first
995 non RELRO section in the data segment.
996 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
997 suffixes of section names.
999 2010-02-24 Doug Kwan <dougkwan@google.com>
1001 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1002 flags and attributes merging if an input file is a binary file.
1003 * fileread.cc (Input_file::open): Record format of original file.
1004 * fileread.h (Input_file::Format): New enum type.
1005 (Input_file::Input_file): Initialize data member format_.
1006 (Input_file::format): New method definition.
1007 (Input_file::format_):: New data member.
1009 2010-02-24 Doug Kwan <dougkwan@google.com>
1011 * arm.cc (Arm_output_data_got): New class.
1012 (ARM_TCB_SIZE): New constant
1013 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1014 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1015 If user uses a script with a SECTIONS clause, issue only a warning
1016 for a misplaced EXIDX input section. Otherwise, issue an error.
1017 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1019 (Target_arm::got_mode_index_entry): Handle static linking.
1020 (Target_arm::Scan::local): Ditto.
1021 (Target_arm::Scan::global): Ditto.
1022 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1023 all incorrectly implemented relocations.
1024 (Target_arm::fix_exidx_coverage): Pass layout to
1025 Arm_output_section::fix_exidx_coverage.
1026 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1027 from ".ARM.exidx." and ".ARM.extab.".
1029 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1031 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1032 section if it does not already exist.
1033 * attributes.cc (Attributes_section_data::Attributes_section_data):
1034 Don't crash if size is zero.
1036 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1037 Ian Lance Taylor <iant@google.com>
1039 * gold.cc (queue_middle_tasks): If no input files were opened,
1041 * workqueue.h (Task_function::Task_function): Assert that there is
1044 2010-02-22 Doug Kwan <dougkwan@google.com>
1046 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1047 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1048 types to avoid warnings due to different uint64_t implementations
1051 2010-02-21 Doug Kwan <dougkwan@google.com>
1053 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1054 handling of the maximum backward branch offset.
1055 (Arm_relocate_functions::thumb_branch_common): Ditto.
1056 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1057 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1058 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1059 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1060 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1061 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1062 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1063 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1064 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1065 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1066 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1067 thumb2_bl_out_of_range.o): New rules.
1068 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1069 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1070 thumb2_bl_out_of_range
1071 * testsuite/Makefile.in: Regenerate.
1072 * testsuite/arm_bl_in_range.s: New file.
1073 * testsuite/arm_bl_out_of_range.s: Ditto.
1074 * testsuite/arm_branch_in_range.sh: Ditto.
1075 * testsuite/arm_branch_range.t: Ditto.
1076 * testsuite/thumb2_branch_range.t: Ditto.
1077 * testsuite/thumb_bl_in_range.s: Ditto.
1078 * testsuite/thumb_bl_out_of_range.s: Ditto.
1079 * testsuite/thumb_branch_range.t: Ditto.
1081 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1083 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1084 Add reloc offset information.
1085 * icf.cc (get_section_contents): Change iterators to point to the new
1086 vectors. Add reloc offset information to the contents.
1087 * icf.h (Icf::Sections_reachable_info): New typedef.
1088 (Icf::Sections_reachable_list): New typedef.
1089 (Icf::Offset_info): New typedef.
1090 (Icf::Reloc_info): New struct typedef.
1091 (Icf::Reloc_info_list): New typedef.
1092 (Icf::symbol_reloc_list): Delete method.
1093 (Icf::addend_reloc_list): Delete method.
1094 (Icf::section_reloc_list): Delete method.
1095 (Icf::reloc_info_list): New method.
1096 (Icf::reloc_info_list_): New member.
1098 2010-02-19 Doug Kwan <dougkwan@google.com>
1100 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1101 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1102 * arm.cc (Arm_relocation_functions): New forward declaration.
1103 (Target_arm::Target_arm): Initialize new data members
1104 got_mod_index_offset_ and tls_base_symbol_defined_.
1105 (Target_arm::Relocate::relocate_tls): New method.
1106 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1107 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1109 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1110 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1111 (Target_arm::got_mod_index_offset_,
1112 Target_arm::tls_base_symbol_defined_): New data members.
1113 (Target_arm::Scan::local, Target::Scan::global,
1114 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1117 2010-02-18 Doug Kwan <dougkwan@google.com>
1119 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1120 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1121 text section as a parameter becuase some broken tools may not set
1122 the link in section header.
1123 (Target_arm::has_got_section): New method.
1124 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1125 without any mapping symbol as data only. Remove warning.
1126 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1127 link in its section header, try to discover the link by inspecting the
1128 REL31 relocation at the beginning of the section.
1129 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1131 (Target_arm::Scan::global): Treat any reference to the symbol
1132 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1134 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1136 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1137 (Scan::global_reloc_may_be_function_pointer): New function.
1138 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1139 (Scan::global_reloc_may_be_function_pointer): New function.
1140 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1141 (Scan::global_reloc_may_be_function_pointer): New function.
1142 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1143 (Scan::global_reloc_may_be_function_pointer): New function.
1144 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1145 (Scan::global_reloc_may_be_function_pointer): New function.
1146 (Scan::possible_function_pointer_reloc): New function.
1147 (Target_x86_64::can_check_for_function_pointers): New function.
1148 * gc.h (gc_process_relocs): Scan relocation types to determine if
1149 function pointers were taken for targets that support it.
1150 * icf.cc (Icf::find_identical_sections): Include functions for
1151 folding in safe ICF whose pointer is not taken.
1152 * icf.h (Secn_fptr_taken_set): New typedef.
1153 (fptr_section_id_): New member.
1154 (section_has_function_pointers): New function.
1155 (set_section_has_function_pointers): New function.
1156 (check_section_for_function_pointers): New function.
1157 * options.h: Fix comment for safe ICF option.
1158 * target.h (can_check_for_function_pointers): New function.
1159 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1160 Modify icf_safe_test for X86-64.
1161 * testsuite/Makefile.in: Regenerate.
1162 * testsuite/icf_safe_so_test.cc: New file.
1163 * testsuite/icf_safe_so_test.sh: New file.
1164 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1165 (main): Change to take pointer to function kept_func_3.
1166 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1167 folding is done correctly for X86-64.
1169 2010-02-12 David S. Miller <davem@davemloft.net>
1171 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1172 is_symbolless parameter.
1173 (Output_reloc<SHT_REL>::is_symbolless): New.
1174 (Output_reloc<SHT_REL>::is_symbolless_): New.
1175 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1176 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1177 (Output_reloc<SHT_RELA>::is_symbolless): New.
1178 (Output_data_reloc::add_global): Handle is_symbolless.
1179 (Output_data_reloc::add_global_relative): Likewise.
1180 (Output_data_reloc::add_local): Likewise.
1181 (Output_data_reloc::add_local_relative): Likewise.
1182 (Output_data_reloc::add_symbolless_global_addend): New.
1183 (Output_data_reloc::add_symbolless_local_addend): New.
1184 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1186 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1187 instead of ->is_relative_
1188 (Output_reloc::write): Likewise.
1189 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1190 (Output_reloc::write_rel): Simplify.
1192 * sparc.cc (Target_sparc::Scan::local): Use
1193 ->add_symbolless_local_addend as needed.
1194 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1195 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1196 based upon relocation offset.
1198 2010-02-11 Doug Kwan <dougkwan@google.com>
1200 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1201 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1202 beginning of function.
1203 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1204 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1205 parameter is_32bit in calls to should_apply_static_reloc.
1206 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1207 (check_DATA): Add arm_abs_global.stdout.
1208 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1209 arm_abs_global.stdout): New rules.
1210 (MOSTLLYCLEANFILES): Add arm_abs_global
1211 * Makefile.in: Regenerate.
1212 * testsuite/arm_abs_global.s: New file.
1213 * testsuite/arm_abs_global.sh: Ditto.
1214 * testsuite/arm_abs_lib.s: Ditto.
1216 2010-02-11 Ian Lance Taylor <iant@google.com>
1218 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1220 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1221 Allocate_commons_task first.
1222 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1223 task, rather than symtab_lock_.
1224 (Gc_process_relocs::~Gc_process_relocs): New function.
1225 (Gc_process_relocs::is_runnable): Check this_blocker_.
1226 (Gc_process_relocs::locks): Use next_blocker_ rather than
1228 (Scan_relocs::~Scan_relocs): New function.
1229 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1231 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1233 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1234 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1235 constructor accordingly.
1236 (class Gc_process_relocs): Likewise.
1237 (class Scan_relocs): Likewise.
1238 * common.h (class Allocate_commons_task): Remove symtab_lock_
1239 field, and corresponding constructor parameter.
1240 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1242 (Allocate_commons_task::locks): Likewise.
1244 2010-02-11 Ian Lance Taylor <iant@google.com>
1246 * gold-threads.h (class Once): Define.
1247 (class Initialize_lock): Rewrite as child of Once.
1248 * gold-threads.cc (class Once_initialize): Define.
1249 (once_pointer_control): New static variable.
1250 (once_pointer, once_arg): New static variables.
1251 (c_run_once): New static function.
1252 (Once::Once, Once::run_once, Once::internal_run): New functions.
1253 (class Initialize_lock_once): Remove.
1254 (initialize_lock_control): Remove.
1255 (initialize_lock_pointer): Remove.
1256 (initialize_lock_once): Remove.
1257 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1258 (Initialize_lock::initialize): Rewrite.
1259 (Initialize_lock::do_run_once): New function.
1260 * archive.cc (Archive::interpret_header): Only clear name if it is
1262 * fileread.cc: Include "gold-threads.h"
1263 (file_counts_lock): New static variable.
1264 (file_counts_initialize_lock): Likewise.
1265 (File_read::release): Only increment counts when using --stats.
1266 Use a lock around the increment.
1267 * parameters.cc (class Set_parameters_target_once): Define.
1268 (set_parameters_target_once): New static variable.
1269 (Parameters::Parameters): Move here from parameters.h.
1270 (Parameters::set_target): Rewrite.
1271 (Parameters::set_target_once): New function.
1272 (Parameters::clear_target): Move here and rewrite.
1273 * parameters.h (class Parameters): Update declarations. Add
1274 set_parameters_target_once_ field.
1275 (Parameters::Parameters): Move to parameters.cc.
1276 (Parameters::clear_target): Likewise.
1277 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1279 (Start_group::~Start_group): New function.
1280 (Start_group::is_runnable): New function.
1281 (Start_group::locks, Start_group::run): New functions.
1282 (Finish_group::run): Change saw_undefined to size_t.
1283 * readsyms.h (class Start_group): Define.
1284 (class Finish_group): Change saw_undefined_ field to size_t.
1285 (Finish_group::Finish_group): Remove saw_undefined and
1286 this_blocker parameters. Change all callers.
1287 (Finish_group::set_saw_undefined): New function.
1288 (Finish_group::set_blocker): New function.
1289 * symtab.h (class Symbol_table): Change saw_undefined to return
1290 size_t. Change saw_undefined_ field to size_t.
1291 * target-select.cc (Set_target_once::do_run_once): New function.
1292 (Target_selector::Target_selector): Initialize set_target_once_
1293 field. Don't initialize lock_ and initialize_lock_ fields.
1294 (Target_selector::instantiate_target): Rewrite.
1295 (Target_selector::set_target): New function.
1296 * target-select.h (class Set_target_once): Define.
1297 (class Target_selector): Update declarations. Make
1298 Set_target_once a friend. Remove lock_ and initialize_lock_
1299 fields. Add set_target_once_ field.
1301 2010-02-10 Ian Lance Taylor <iant@google.com>
1303 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1305 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1306 (queue_middle_tasks): Add all blockers before queueing any tasks.
1307 (queue_final_tasks): Likewise.
1308 * token.h (Task_token::add_blockers): New function.
1309 * object.h (Input_objects::number_of_relobjs): New function.
1311 2010-02-10 Ian Lance Taylor <iant@google.com>
1313 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1314 shared, not if not position independent.
1315 * x86_64.cc (Relocate::relocate_tls): Likewise.
1316 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1317 (tls_pie_pic_test): New target.
1318 * testsuite/Makefile.in: Rebuild.
1320 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1321 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1322 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1323 * testsuite/Makefile.in: Rebuild.
1325 2010-02-09 David S. Miller <davem@davemloft.net>
1327 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1328 R_SPARC_RELATIVE using ->add_local_relative().
1329 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1331 * output.h (Output_data_dynamic::add_section_size): New method
1332 that takes two Output_data objects.
1333 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1334 entry param. Handle it in initializers.
1335 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1336 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1337 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1339 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1340 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1341 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1342 for dynrel_includes_plt.
1343 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1344 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1345 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1347 (Target_sparc::do_finalize_sections): Update to pass true for
1348 dynrel_includes_plt.
1349 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1350 output before .rela.plt
1351 (Target_powerpc::do_finalize_sections): Update to pass true for
1352 dynrel_includes_plt when 32-bit.
1354 2010-02-08 Doug Kwan <dougkwan@google.com>
1356 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1358 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1359 Arm_relobj::scan_section_for_cortex_a8_stubs,
1360 Arm_relobj::do_relocation_section): Instead of calling
1361 Output_section::output_address, use faster
1362 Arm_relobj::simple_input_section_output_address.
1364 2010-02-08 David S. Miller <davem@davemloft.net>
1366 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1367 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1368 relocation helper function.
1370 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1371 just like R_SPARC_GOT{10,13,22}.
1372 (Target_sparc::Scan::local): Likewise.
1373 (Target_sparc::Relocate:relocate): Likewise.
1375 2010-02-06 Ian Lance Taylor <iant@google.com>
1377 * configure.ac: Rewrite targetobjs duplicate removal code to use
1378 only shell constructs.
1379 * configure: Rebuild.
1381 2010-02-05 Doug Kwan <dougkwan@google.com>
1384 * arm.cc (Arm_relobj::section_is_scannable): New method.
1385 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1386 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1388 2010-02-04 Doug Kwan <dougkwan@google.com>
1391 * arm-reloc-property.cc (cstdio): Include.
1392 * configure.ac (targetobjs): Remove duplicates.
1393 * configure: Regenerate.
1394 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1395 big and little endian version for a given address size.
1397 2010-02-03 Doug Kwan <dougkwan@google.com>
1399 * arm-reloc-property.cc
1400 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1402 * arm-reloc-property.h
1403 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1404 New method definition.
1405 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1407 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1409 (GOT_PREL): Change implemented to Y.
1410 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1411 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1412 (Arm_relocate_functions::movw_abs_nc): Remove method.
1413 (Arm_relocate_functions::movt_abs): Ditto.
1414 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1415 (Arm_relocate_functions::thm_movt_abs): Ditto.
1416 (Arm_relocate_functions::movw_rel_nc): Ditto.
1417 (Arm_relocate_functions::movw_rel): Ditto.
1418 (Arm_relocate_functions::movt_rel): Ditto.
1419 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1420 (Arm_relocate_functions:thm_movw_rel): Ditto.
1421 (Arm_relocate_functions:thm_movt_rel): Ditto.
1422 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1423 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1424 New method definitions.
1425 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1426 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1427 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1428 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1429 (Target_arm::Relocate::relocate): Check for non-static or
1430 unimplemented relocation code and exit early. Change calls to
1431 Target_arm::reloc_uses_thumb_bit and
1432 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1433 instead. Refactor code to handle similar relocations to increase
1434 code sharing. Remove check for unsupported relocation code in switch
1436 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1437 relocation property table to find out size. Change error message to
1438 print out the name of a relocation code instead of the numeric value.
1439 (Target_arm::scan_reloc_for_stub): Use relocation property table
1440 instead of calling Target_arm::reloc_uses_thumb_bit().
1442 2010-02-02 Doug Kwan <dougkwan@google.com>
1444 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1445 types of relaxed input section.
1447 2010-02-02 Doug Kwan <dougkwan@google.com>
1449 * Makefile.am (HFILES): Add arm-reloc-property.h.
1451 (TARGETSOURCES): Add arm-reloc-property.cc
1452 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1453 (libgold_a_SOURCES): $(DEFFILES)
1454 * Makefile.in: Regenerate.
1455 * arm-reloc-property.cc: New file.
1456 * arm-reloc-property.h: New file.
1457 * arm-reloc.def: New file.
1458 * arm.cc: Update comments.
1459 (arm-reloc-property.h): New included header.
1460 (arm_reloc_property_table): New global variable.
1461 (Target_arm::do_select_as_default_target): New method definition.
1462 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1463 arm-reloc-property to targ_extra_obj.
1464 * parameters.cc (set_parameters_target): Call
1465 Target::select_as_default_target().
1466 * target.h (Target::select_as_default_target): New method definition.
1467 (Target::do_select_as_default_target): Same.
1469 2010-02-01 Doug Kwan <dougkwan@google.com>
1471 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1472 first_output_text_section_.
1473 (Arm_exidx_fixup::first_output_text_section): New method definition.
1474 (Arm_exidx_fixup::first_output_text_section_): New data member.
1475 (Arm_exidx_fixup::process_exidx_section): Record the first text
1476 output section seen.
1477 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1478 and entsize in output section header.
1480 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1482 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1483 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1484 (Arm_relocate_functions::thm_alu11): New Method.
1485 (Arm_relocate_functions::thm_pc8): New Method.
1486 (Arm_relocate_functions::thm_pc12): New Method.
1487 (Target_arm::Scan::local): Handle the relocations.
1488 (Target_arm::Scan::global): Likewise.
1489 (Target_arm::Relocate::relocate): Likewise.
1490 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1492 2010-01-29 Doug Kwan <dougkwan@google.com>
1494 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1495 of relocation types as ld.
1497 2010-01-29 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1501 (Arm_relocate_functions::thumb_branch_common): Ditto.
1502 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1503 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1504 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1505 Arm_relocate_functions::jump24): Remove.
1506 (Target_arm::Relocate::relocate): Adjust code to call
1507 Arm_relocation_functions::arm_branch_common and
1508 Arm_relocation_functions::thumb_branch_common instead of their removed
1509 wrappers. Merge switch-cases together to reduce source code size.
1511 2010-01-29 Doug Kwan <dougkwan@google.com>
1513 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1514 output_local_symbol_count_needs_update_.
1515 (Arm_relobj::output_local_symbol_count_needs_update,
1516 Arm_relobj::set_output_local_symbol_count_needs_update,
1517 Arm_relobj::update_output_local_symbol_count): New methods.
1518 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1520 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1521 of pointed function as in a R_ARM_PREL31 relocation.
1522 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1523 for output local symbol count updating.
1524 (Target_arm::do_relax): Update output local symbol counts in objects
1526 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1528 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1530 * arm.cc: Added support for the ARM relocations:
1531 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1532 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1533 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1535 (Arm_relocate_functions::movw_rel): New method.
1536 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1537 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1539 (Arm_relocate_functions::thm_movw_rel): New method.
1540 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1542 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1544 (Target_arm::Scan::global): Likewise.
1545 (Target_arm::Relocate::relocate): Likewise.
1546 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1549 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1551 * arm.cc: Added support for ARM group relocations.
1552 (Target_arm::reloc_needs_sym_origin): New method.
1553 (Arm_relocate_functions::calc_grp_kn): New method.
1554 (Arm_relocate_functions::calc_grp_residual): New method.
1555 (Arm_relocate_functions::calc_grp_gn): New method.
1556 (Arm_relocate_functions::arm_grp_alu): New Method.
1557 (Arm_relocate_functions::arm_grp_ldr): New Method.
1558 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1559 (Arm_relocate_functions::arm_grp_ldc): New Method.
1560 (Target_arm::Scan::local): Handle the ARM group relocations.
1561 (Target_arm::Scan::global): Likewise.
1562 (Target_arm::Relocate::relocate): Likewise.
1563 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1566 2010-01-26 Doug Kwan <dougkwan@google.com>
1568 * arm.cc (set): Include.
1569 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1571 (Arm_output_section::Text_section_list): New type.
1572 (Arm_output_section::append_text_sections_to_list): New method.
1573 (Arm_output_section::fix_exidx_coverage): Ditto.
1574 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1575 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1576 Relobj::set_section_offset() instead of
1577 Sized_relobj::invalidate_section_offset().
1578 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1579 parameter for section headers. Ignore relocation sections for
1580 unallocated sections and EXIDX sections.
1581 (Target_arm::fix_exidx_coverage): New method.
1582 (Target_arm::output_section_address_less_than): New type.
1583 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1584 linked text section instead of the EXIDX section.
1585 (Arm_output_section::create_stub_group): Add an assertion to check
1586 that this is not an EXIDX output section.
1587 (Arm_output_section::append_text_sections_to_list): New method.
1588 (Arm_output_section::fix_exidx_coverage): Ditto.
1589 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1590 Arm_relobj::section_needs_reloc_stub_scanning.
1591 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1593 (Target_arm::fix_exidx_coverage): New method.
1594 * object.h (Relobj::set_output_section): New method.
1595 (Sized_relobj::invalidate_section_offset): Remove method.
1596 (Sized_relobj::do_invalidate_section_offset): Remove method.
1597 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1599 2010-01-25 Doug Kwan <dougkwan@google.com>
1601 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1602 Fix warning due to signed and unsigned comparison on a 32-bit host.
1604 2010-01-22 Doug Kwan <dougkwan@google.com>
1606 * arm.cc (Target_arm::do_relax): Record an output section for section
1607 offset adjustment it contains any stub table that has changed.
1608 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1609 offsets in an output section if necessary.
1610 * output.cc (Output_section::Output_section): Initialize
1611 section_offsets_need_adjustments_.
1612 (Output_section::add_input_section_for_script): Renamed to
1613 Output_section::add_simple_input_section.
1614 (Output_section::save_states): Add a comment.
1615 (Output_section::discard_states): New method defintion.
1616 (Output_section::adjust_section_offsets): Same.
1617 * output.h (Output_section::add_input_section_for_script): Renamed to
1618 Output_section::add_simple_input_section.
1619 (Output_section::discard_states): New method declaration.
1620 (Output_section::adjust_section_offsets): Same.
1621 (Output_section::section_offsets_need_adjustment,
1622 Output_section::set_section_offsets_need_adjustment): New method
1624 (Output_section::section_offsets_need_adjustment_): New data member.
1625 * script-sections.cc
1626 (Output_section_element_input::set_section_address): Adjust code for
1627 renaming of Output_section::add_input_section_for_script.
1628 (Orphan_output_section::set_section_address): Same.
1630 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1632 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1633 Fix_v4bx enum values .
1634 * gold/options.h (General_options): New option definitions.
1635 (General_options::fix_v4bx): New method.
1636 (General_options::Fix_v4bx): New enum.
1637 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1638 (General_options::parse_fix_v4bx_interworking): New method.
1640 2010-01-22 Doug Kwan <dougkwan@google.com>
1642 * arm.cc (Arm_exidx_fixup): New class.
1644 2010-01-21 Doug Kwan <dougkwan@google.com>
1646 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1648 (Arm_exidx_section_offset_map): New type.
1650 2010-01-21 Doug Kwan <dougkwan@google.com>
1652 * arm.cc (Arm_exidx_input_section): New class.
1653 (Arm_relobj::exidx_input_section_by_link,
1654 Arm_relobj::exidx_input_section_by_shndx,
1655 Arm_relobj::make_exidx_input_section): New methods.
1656 (read_arm_attributes_section): Remove.
1657 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1658 information about them.
1659 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1662 2010-01-20 Doug Kwan <dougkwan@google.com>
1664 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1665 Input_section_specifier to Section_id.
1666 (Target_arm::new_arm_input_section: Adjust code for change of key
1668 (Target_arm::find_arm_input_section): Ditto.
1669 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1670 (Section_id): Remove.
1671 (Garbage_collection::Section_id_hash): Remove.
1672 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1673 (Section_id): Remove.
1674 (Icf::Section_id_hash): Remove.
1675 * object.h (Section_id, Const_section_id, Section_id_hash,
1676 Const_section_id_hash): New type definitions.
1677 * output.cc (Output_section::add_relaxed_input_section): Change to
1678 use Const_section_id instead of Input_section_specifier as key type.
1679 (Output_section::add_merge_input_section): Ditto.
1680 (Output_section::build_relaxation_map): Change to use Section_id
1681 instead of Input_section_specifier as key type.
1682 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1684 (Output_section::convert_input_sections_to_relaxed_sections): Change
1685 to use Const_section_id instead of Input_section_specifier as key type.
1686 (Output_section::find_merge_section): Ditto.
1687 (Output_section::find_relaxed_input_section): Ditto.
1688 * output.h (Input_section_specifier): Remove class.
1689 (Output_section::Output_section_data_by_input_section_map): Change
1690 key type to Const_section_id.
1691 (Output_section::Output_relaxed_input_section_by_input_section_map):
1693 (Output_section::Relaxation_map): Change key type to Section_id.
1695 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1697 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1698 (class Arm_v4bx_stub): New class.
1699 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1700 (Stub_factory::make_arm_v4bx_stub): New method.
1701 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1702 (Stub_table::empty): Handle v4bx stubs.
1703 (Stub_table::add_arm_v4bx_stub): New method.
1704 (Stub_table::find_arm_v4bx_stub): New method.
1705 (Arm_relocate_functions::v4bx): New method.
1706 (Target_arm::fix_v4bx): New method.
1707 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1708 (Stub_table::relocate_stubs): Likewise.
1709 (Stub_table::do_write): Likewise.
1710 (Stub_table::update_data_size_and_addralign): Likewise.
1711 (Stub_table::finalize_stubs): Likewise.
1712 (Target_arm::Scan::local): Likewise.
1713 (Target_arm::Scan::global): Likewise.
1714 (Target_arm::do_finalize_sections): Likewise.
1715 (Target_arm::Relocate::relocate): Likewise.
1716 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1718 (Target_arm::scan_reloc_for_stub): Likewise.
1719 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1721 2010-01-19 Ian Lance Taylor <iant@google.com>
1723 * output.cc (Output_section_headers::do_sized_write): Write large
1724 segment count to sh_info field.
1725 (Output_file_header::do_sized_write): For large segment count,
1726 write PN_XNUM to e_phnum field.
1728 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1730 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1731 (Arm_relocate_functions::thm_jump8): New function.
1732 (Arm_relocate_functions::thm_jump11): New function.
1733 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1735 (Target_arm::Scan::global): Likewise.
1736 (Target_arm::Relocate::relocate): Likewise.
1737 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1740 2010-01-14 Doug Kwan <dougkwan@google.com>
1742 * arm.cc (map, utility): Include headers.
1743 (Target_arm::apply_cortex_a8_workaround): New method.
1744 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1745 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1746 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1747 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1748 the --[no-]fix-cortex-a8 command line options.
1749 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1750 (Target_arm::relocate_stub): Use addend in instruction template.
1751 * options.h (DEFINE_bool): Set the user-set flag.
1752 (General_options): Add --[no-]-fix-cortex options.
1753 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1754 : Update fast look-up map after conversion.
1756 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1758 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1759 in the first pass of do_layout.
1761 2010-01-13 Doug Kwan <dougkwan@google.com>
1763 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1764 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1765 apparent compiler problem of not folding static constant integral
1766 data members of elfcpp::Elf_sizes<32>.
1768 2010-01-13 Doug Kwan <dougkwan@google.com>
1770 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1771 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1772 Arm_relobj::scan_section_for_cortex_a8_erratum,
1773 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1774 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1775 sections to scan for relocation stubs into a new method
1776 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1777 relocation and Cortex-A8 stub scanning.
1778 (Target_arm::do_relax): Force stubs to be after stubbed sections
1779 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1780 the beginning of a new relaxation pass. Update a comment.
1781 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1783 2010-01-12 Ian Lance Taylor <iant@google.com>
1785 * target-reloc.h (visibility_error): New inline function.
1786 (relocate_section): Call visibility_error.
1787 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1788 (MOSTLYCLEANFILES): Likewise.
1789 (protected_4_pic.o, protected_3.err): New targets.
1790 * testsuite/protected_4.cc: New file.
1792 2010-01-12 Doug Kwan <dougkwan@google.com>
1794 * arm.cc (Cortex_a8_reloc): New class.
1795 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1796 and cortex_a8_relocs_info_.
1797 (Target_arm::fix_cortex_a8): New method definition.
1798 (Target_arm::Cortex_a8_relocs_info): New type.
1799 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1800 New data member declarations.
1801 (Target_arm::scan_reloc_for_stub): Record information about
1802 relocations for THUMB branches that might be exempted from the
1803 Cortex-A8 workaround.
1804 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1805 at the beginning of a relaxation pass.
1807 2010-01-12 Doug Kwan <dougkwan@google.com>
1809 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1810 (Arm_relobj::Mapping_symbol_position,
1811 Arm_reloj::Mapping_symbol_position_less,
1812 Arm_relobj::Mapping_symbols_info): New types.
1813 (Target_arm::is_mapping_symbol_name): New method definition.
1814 (Arm_relobj::do_count_local_symbols): Save information about mapping
1817 2010-01-11 Doug Kwan <dougkwan@google.com>
1819 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1820 Arm_relocate_functions::thumb32_branch_upper,
1821 Arm_relocate_functions::thumb32_branch_lower,
1822 Arm_relocate_functions::thumb32_cond_branch_offset,
1823 Arm_relocate_functions::thumb32_cond_branch_upper,
1824 Arm_relocate_functions::thumb32_cond_branch_lower,
1825 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1826 branch offset encoding.
1827 (Arm_relocate_functions::thumb_branch_common): Use new branch
1828 offset encoding methods to avoid code duplication.
1829 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1830 (Stub_addend_reader::operator()): Use new branch encoding method
1831 to avoid code duplication.
1833 2010-01-11 Doug Kwan <dougkwan@google.com>
1835 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1836 (Target_arm::do_finalize_sections): Define special EXIDX section
1837 symbols only if referenced.
1838 * gc.h (Garbage_collection::add_reference): New method.
1839 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1842 2010-01-11 Ian Lance Taylor <iant@google.com>
1844 * script.cc (Version_script_info::build_expression_list_lookup):
1845 Change complaing about duplicate wildcard match from error to
1848 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1850 (Version_script_info::Version_script_info): Initialize globs_,
1851 default_version_, default_is_global_, and exact_. Don't
1852 initialize globals_ or locals_.
1853 (Version_script_info::build_lookup_tables): Build local symbols
1855 (Version_script_info::unquote): New function.
1856 (Version_script_info::add_exact_match): New function.
1857 (Version_script_info::build_expression_list_lookup): Remove lookup
1858 parameter. Add is_global parameter. Change all callers. Handle
1859 wildcard pattern specially. Unquote pattern. Call
1861 (Version_script_info::get_name_to_match): New function.
1862 (Version_script_info::get_symbol_version): New function.
1863 (Version_script_info::get_symbol_version_helper): Remove.
1864 (Version_script_info::check_unmatched_names): Call unquote.
1865 * script.h (class Version_script_info): Change get_symbol_version
1866 to be non-inline and add is_global parameter; change all callers.
1867 Rewrite symbol_is_local. Update declarations. Define struct
1868 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1869 Remove globals_ and locals_ members. Add exact_, globs_,
1870 default_version_, is_global_.
1871 (Version_script_info::Glob): Remove pattern, add expression and
1872 is_global. Update constructor. Change all callers.
1873 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1875 (Versions::symbol_section_contents): If a symbol is undefined, or
1876 defined in a dynamic object, set the version index to
1878 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1880 (Symbol_table::add_from_pluginobj): Likewise.
1881 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1883 2010-01-11 Doug Kwan <dougkwan@google.com>
1885 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1886 (incremental_dump_LDADD): Add linking option for libintl.
1887 * Makefile.in: Regenerate.
1889 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1892 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1894 * testsuite/Makefile.in: Regenerated.
1896 2010-01-10 Doug Kwan <dougkwan@google.com>
1898 * options.h (DEFINE_var): Use parentheses around argument varname__
1899 in macro body to avoid any unintended subsequent substitutions.
1901 2010-01-10 Ian Lance Taylor <iant@google.com>
1903 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1904 candidates before doing symbol resolution.
1906 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1907 ODR candidates if only one is weak.
1909 2010-01-08 Ian Lance Taylor <iant@google.com>
1911 * script.cc (Version_script_info::build_expression_list_lookup):
1912 Don't warn about ambiguous version, just record the ambiguity.
1913 (Version_script_info::get_symbol_version_helper): Give error if
1914 version is ambiguous.
1916 2010-01-08 Doug Kwan <dougkwan@google.com>
1918 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1919 prev_data_size_ and prev_addralign_. Remove initializer for
1920 deleted data member has_been_changed_.
1921 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1922 to determine if the table is empty.
1923 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1925 (Stub_table::add_reloc_stub): Define method in class definition
1926 instead of just declaring it there.
1927 (Stub_table::add_cortex_a8_stub): New method definition.
1928 (Stub_table::update_data_size_and_addralign): Ditto.
1929 (Stub_table::finalize_stubs): Ditto.
1930 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1931 (Stub_table::do_addralign_): Return address alignment in the
1932 (Stub_table::do_reset_address_and_file_offset): Define method in
1933 class definition instead of declaring it there. Set current data
1934 size to be the data size of the previous pass.
1935 (Stub_table::set_final_data_size): Use current data size as the
1937 (Stub_table::relocate_stub): Change parameter type of stub from
1938 Reloc_stub pointer to Stub pointer.
1939 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1940 (Stub_table::Cortex_a8_stub_list): New typedef.
1941 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1942 Stub_table::prev_addralign_): New data member.
1943 (Arm_relobj::Arm_relobj): Initialize data member
1944 section_has_cortex_a8_workaround_.
1945 (Arm_relobj::section_has_cortex_a8_workaround,
1946 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1948 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1950 (Target_arm::relocate_stub): Change parameter type of stub from
1951 Reloc_stub pointer to Stub pointer.
1952 (Insn_template::size, Insn_template::alignment): Handle
1953 THUMB16_SPECIAL_TYPE.
1954 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1955 Stub_table::update_data_size_and_addralign,
1956 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1958 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1959 (Stub_table::do_write): Ditto.
1960 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1962 2010-01-08 Ian Lance Taylor <iant@google.com>
1965 * symtab.h (class Symbol): Remove fields is_target_special_ and
1966 has_plt_offset_. Add field is_defined_in_discarded_section_.
1967 (Symbol::is_defined_in_discarded_section): New function.
1968 (Symbol::set_is_defined_in_discarded_section): New function.
1969 (Symbol::has_plt_offset): Rewrite.
1970 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1971 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1972 Don't initialize is_target_special_ or has_plt_offset_.
1973 Initialize is_defined_in_discarded_section_.
1974 (Symbol_table::add_from_relobj): If appropriate, set
1975 is_defined_in_discarded_section.
1976 * resolve.cc (Symbol::override_base_with_special): Don't test
1977 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1978 * target-reloc.h (relocate_section): Do special handling for
1979 symbols defined in discarded sections for global symbols as well
1982 2010-01-08 Ian Lance Taylor <iant@google.com>
1984 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1985 the SHT_SYMTAB case.
1987 2010-01-08 Ian Lance Taylor <iant@google.com>
1989 * object.cc (Sized_relobj::do_layout): Don't get confused if
1990 layout_eh_frame returns NULL.
1992 2010-01-08 Ian Lance Taylor <iant@google.com>
1995 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1996 dynamic symbol table, use the normal symbol table.
1997 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2000 2010-01-08 Ian Lance Taylor <iant@google.com>
2003 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2006 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2008 * version.cc (print_version): Change to "Copyright 2010".
2010 2010-01-08 Ian Lance Taylor <iant@google.com>
2014 * i386.cc (class Target_i386): Change return type of plt_section
2016 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2017 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2018 tls_desc_rel_ field.
2019 (Output_data_plt_i386::rel_tls_desc): New function.
2020 (Target_i386::rel_tls_desc_section): New function.
2021 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2022 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2023 R_386_TLS_DESC reloc in rel_tls_desc_section.
2024 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2025 Define struct Tlsdesc_info.
2026 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2027 (Target_x86_64::do_reloc_symbol_index): New function.
2028 (Target_x86_64::add_tlsdesc_info): New function.
2029 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2030 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2032 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2034 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2035 (Target_x86_64::rela_tlsdesc_section): New function.
2036 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2038 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2039 (Target_x86_64::do_reloc_addend): New function.
2040 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2041 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2042 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2043 (Output_reloc::type): New function.
2044 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2045 (Output_reloc::is_target_specific): New function.
2046 (Output_reloc::target_arg): New function.
2047 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2048 absolute relocs and target specific relocs.
2049 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2050 add_target_specific.
2051 (class Output_data_reloc) [SHT_RELA]: Likewise.
2052 * output.cc (Output_reloc::Output_reloc): Add four new versions
2053 for absolute relocs and target specific relocs.
2054 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2055 (Output_reloc::get_symbol_index): Likewise.
2056 (Output_reloc::local_section_offset): Check that local_sym_index_
2057 is not TARGET_CODE or 0.
2058 (Output_reloc::symbol_value): Likewise.
2059 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2061 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2062 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2064 * layout.cc (add_target_dynamic_tags): Use output section for
2065 DT_PLTRELSZ and DT_JMPREL.
2067 2010-01-07 Ian Lance Taylor <iant@google.com>
2070 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2072 (class Output_data_reloc_generic): Define.
2073 (class Output_data_reloc_base): Change base class to
2074 Output_data_reloc_generic. Change add() method to call
2075 bump_relative_reloc_count for a relative reloc. Remove
2077 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2079 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2080 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2082 * layout.h (class Layout): Update declaration.
2084 2010-01-07 Ian Lance Taylor <iant@google.com>
2086 * output.h (class Output_data): Add const version of
2087 output_section and do_output_section.
2088 (class Output_section_data): Add const version of
2090 (class Output_section): Likewise.
2091 * layout.cc (Layout::add_target_dynamic_tags): New function.
2092 * layout.h (class Layout): Update declarations.
2093 * arm.cc (Target_arm::do_finalize_sections): Use
2094 add_target_dynamic_tags.
2095 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2096 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2097 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2098 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2100 2010-01-07 Ian Lance Taylor <iant@google.com>
2103 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2106 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2107 Ian Lance Taylor <iant@google.com>
2110 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2111 Xindex::read_symtab_xindex.
2113 2010-01-07 Doug Kwan <dougkwan@google.com>
2115 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2116 (Insn_template::thumb16_bcond_insn): New method declaration.
2117 (Insn_template): Fix spelling.
2118 (Stub::thumb16_special): New method declaration.
2119 (Stub::do_write): Define virtual method which was previously pure
2121 (Stub::do_thumb16_special): New method declaration.
2122 (Stub::do_fixed_endian_write): New template member.
2123 (Reloc_stub::do_write): Remove.
2124 (Reloc_stub::do_fixed_endian_write): Remove.
2125 (Cortex_a8_stub): New class definition.
2126 (Stub_factory::make_cortex_a8_stub): New method definition.
2127 (Stub_factory::Stub_factory): Add missing static storage class
2128 qualifier for elf32_arm_stub_a8_veneer_blx.
2130 2010-01-07 Ian Lance Taylor <iant@google.com>
2133 * options.h (class General_options): Add --warn-unresolved-symbols
2134 and --error-unresolved-symbols.
2135 * errors.cc (Errors::undefined_symbol): Implement
2136 --warn-unresolved-symbols.
2138 * options.h (class General_options): Add -z text and -z textoff.
2139 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2141 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2143 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2144 (Garbage_collection::cident_sections): New function.
2145 (Garbage_collection::add_cident_section): New function.
2146 (Garbage_collection::cident_sections_): New member.
2147 (gc_process_relocs): Add references to sections whose names are C
2149 * gold.h (cident_section_start_prefix): New constant.
2150 (cident_section_stop_prefix): New constant.
2151 (is_cident): New function.
2152 * layout.cc (Layout::define_section_symbols): Replace string constants
2153 with the newly defined constants.
2154 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2156 * testsuite/Makefile.am: Add gc_orphan_section_test.
2157 * testsuite/Makefile.in: Regenerate.
2158 * testsuite/gc_orphan_section_test.cc: New file.
2159 * testsuite/gc_orphan_section_test.sh: New file.
2161 2010-01-06 Ian Lance Taylor <iant@google.com>
2164 * options.h (class General_options): Add --warn-shared-textrel.
2165 * layout.cc (Layout::finish_dynamic_section): Implement
2166 --warn-shared-textrel.
2169 * options.h (class General_options): Add --warn-multiple-gp.
2171 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2173 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2174 $(THREADSLIB) and $(LIBDL).
2175 * Makefile.in: Rebuild.
2177 2010-01-06 Ian Lance Taylor <iant@google.com>
2180 * options.cc (General_options::parse_section_start): New function.
2181 (General_options::section_start): New function.
2182 (General_options::General_options): Initialize all members.
2183 * options.h: Include <map>
2184 (class General_options): Add --section-start. Add section_starts_
2186 * layout.cc (Layout::attach_allocated_section_to_segment): If
2187 --section-start was used, set the address of the segment. Remove
2188 local sort_sections.
2189 (Layout::relaxation_loop_body): If the address of the load segment
2190 has been set by --section-start, don't use it.
2191 * output.h (Output_segment::update_flags_for_output_section): New
2193 * output.cc (Output_segment::add_output_section): Call
2194 update_flags_for_output_section.
2196 2010-01-05 Ian Lance Taylor <iant@google.com>
2199 * options.h (class General_options): Add --undefined-version.
2200 * script.cc (struct Version_expression): Add was_matched_by_symbol
2202 (Version_script_info::matched_symbol): New function.
2203 (Version_script_info::get_symbol_version_helper): Call
2205 (Version_script_info::check_unmatched_names): New function.
2206 * script.h (class Version_script_info): Update declarations.
2207 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2209 * options.h (class General_options): Use DEFINE_bool_alias for
2210 allow_multiple_definition.
2211 * resolve.cc (Symbol_table::should_override): Don't test
2212 allow_multiple_definition.
2215 * options.h (class General_options): Add --cref.
2216 * main.cc (main): Print cref table if --cref. Don't close mapfile
2217 until after printing cref table.
2218 * cref.cc: Include "symtab.h".
2219 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2220 (Cref_table_compare::operator()): New function.
2221 (Cref_inputs::gather_cref): New function.
2222 (filecol): New static const.
2223 (Cref_inputs::print_cref): New function.
2224 (Cref::print_cref): New function.
2225 * cref.h: Include <cstdio>.
2226 (class Cref): Update declarations.
2227 * mapfile.h (Mapfile::file): New function.
2228 * object.h (class Object): Define Symbols. Declare virtual
2229 do_get_global_symbols.
2230 (Object::get_global_symbols): New function.
2231 * object.cc (Input_objects::add_object): Pass object to cref_ if
2233 (Input_objects::archive_start): Likewise.
2234 (Input_objects::archive_stop): Likewise.
2235 (Input_objects::print_cref): New function.
2236 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2237 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2239 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2241 * plugin.h (class Sized_pluginobj): Update declarations.
2243 2010-01-05 Ian Lance Taylor <iant@google.com>
2245 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2246 to is_default_version. Rename insdef to insdefault.
2247 (Symbol_table::add_from_relobj): Rename def to is_default_version
2248 and local to is_forced_local.
2249 (Symbol_table::add_from_pluginobj): Likewise.
2250 (Symbol_table::add_from_dynobj): Likewise.
2251 (Symbol_table::define_special_symbol): Rename insdef to
2254 2010-01-04 Ian Lance Taylor <iant@google.com>
2257 * options.h (class General_options): Add
2258 --allow-multiple-definition and -z muldefs.
2259 * resolve.cc (Symbol_table::should_override): Don't warn about a
2260 multiple symbol definition if --allow-multiple-definition or -z
2264 * options.h (class General_options): Add --add-needed and
2265 --copy-dt-needed-entries. Tweak --as-needed help entry.
2266 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2267 error if --copy-dt-needed-entries aka --add-needed is used and
2268 would cause a change in behaviour.
2271 * options.h (class General_options): Add -G as a short version of
2272 --shared. Add no-op options -assert, -g, and -i.
2274 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2276 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2277 check for .text or .gnu.linkonce.t sections.
2278 * icf.cc (Icf::find_identical_sections): Ditto.
2279 Change the detection for mangled function name within the section
2281 * icf.h (is_section_foldable_candidate): New function.
2283 2009-12-30 Ian Lance Taylor <iant@google.com>
2286 * options.h (class General_options): Permit two dashes with
2287 --retain-symbols-file.
2289 2009-12-30 Ian Lance Taylor <iant@google.com>
2292 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2293 don't put the file header and segment headers in the text
2297 * common.cc (Sort_commons::operator()): Stabilize sort when both
2299 (Symbol_table::do_allocate_commons_list): When allocating common
2300 symbols, skip a symbol which is no longer common.
2301 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2302 an object before checking its type.
2303 * testsuite/common_test_2.c: New file.
2304 * testsuite/common_test_3.c: New file.
2305 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2306 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2307 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2308 (common_test_2_pic.o, common_test_2.so): New targets.
2309 (common_test_3_pic.o, common_test_3.so): New targets.
2310 * testsuite/Makefile.in: Rebuild.
2313 * script.cc (read_input_script): If we see a new SECTIONS clause,
2314 and we have added an input section, give an error.
2315 * layout.h (class Layout): Add have_added_input_section function.
2316 Add have_added_input_section_ field.
2317 * layout.cc (Layout::Layout): Initialize
2318 have_added_input_section_.
2319 (Layout::layout): Set have_added_input_section_.
2320 (Layout::layout_eh_frame): Likewise.
2322 2009-12-30 Ian Lance Taylor <iant@google.com>
2325 * options.h (class General_options): Add --sort-common option.
2326 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2327 * common.cc (Sort_common): Add sort_order parameter to
2328 constructor. Add sort_order_ field.
2329 (Sort_commons::operator): Check sort_order_.
2330 (Symbol_table::allocate_commons): Determine the sort order.
2331 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2333 (Symbol_table::do_allocate_commons_list): Likewise.
2335 2009-12-30 Ian Lance Taylor <iant@google.com>
2338 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2339 symbols from this object, don't change the visibility of an
2341 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2343 2009-12-30 Ian Lance Taylor <iant@google.com>
2346 * script.h (class Version_script_info): Define Language enum.
2347 Update declarations. Define Glob, Exact, and Lookup types. Add
2348 new fields globals_, locals_, and is_finalized_.
2349 * script.cc: Various formatting fixes.
2350 (class Parser_closure): Change language_stack_ from a vector of
2351 std::string to one of Version_script_info::Language. Adjust all
2353 (class Lazy_demangler): Remove.
2354 (struct Version_expression): Change language from std::string to
2355 Version_script_info::Language.
2356 (Version_script_info::Version_script_info): New function.
2357 (Version_script_info::~Version_script_info): Don't call clear.
2358 (Version_script_info::finalize): New function.
2359 (Version_script_info::build_lookup_tables): New function.
2360 (Version_script_info::build_expression_list_lookup): New
2362 (Version_script_info::get_symbol_version_helper): Rewrite to use
2364 (Version_script_info::print_expression_list): Adjust to use
2365 Version_script_info::Language.
2366 (script_push_lex_into_version_mode): Check that the version script
2367 has not been finalized.
2368 (version_script_push_lang): Change language string to
2369 Version_script_info::Language.
2370 * options.cc (Command_line::version_script): New function.
2371 * options.h (class General_options): Add finalize_dynamic_list
2372 function. Change version_script from declaration to definition.
2373 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2374 * testsuite/version_script.map: Remove duplicate def of foo.
2375 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2377 * testsuite/Makefile.in: Rebuild.
2379 2009-12-30 Ian Lance Taylor <iant@google.com>
2382 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2383 if the input symbol index is 0, make the output symbol index 0.
2385 2009-12-30 Ian Lance Taylor <iant@google.com>
2388 * options.h (class General_options): Add -x/--discard-all.
2389 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2390 --discard-all. If the local symbol needs a dynamic entry, check
2391 that before handling --discard-locals.
2393 2009-12-30 Ian Lance Taylor <iant@google.com>
2396 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2398 (Output_segment::add_output_section): Don't change the flags if
2402 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2403 GNU hash table if they need a dynamic value. Otherwise, don't add
2404 them if they are defined in a dynamic object or are forced local.
2406 2009-12-29 Ian Lance Taylor <iant@google.com>
2409 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2410 .gnu.hash table for a 32-bit target.
2413 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2414 regular and a dynamic object only needs a dynamic symbol table
2415 entry if it is externally visible.
2418 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2419 constructor. Add global_offset_table_ field.
2420 (Target_i386::got_section): Set global_offset_table_.
2421 (Target_i386::do_finalize_sections): Set global_offset_table_
2423 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2424 in constructor. Add global_offset_table_ field.
2425 (Target_x86_64::got_section): Set global_offset_table_.
2426 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2429 * layout.cc (Layout::Layout): Initialize increase_relro_.
2430 (Layout::get_output_section): Add is_relro, is_last_relro, and
2431 is_first_non_relro parameters. Change all callers.
2432 (Layout::choose_output_section): Likewise.
2433 (Layout::add_output_section_data): Likewise.
2434 (Layout::make_output_section): Likewise.
2435 (Layout::set_segment_offsets): Clear increase_relro when using a
2437 * layout.h (class Layout): Add increase_relro method. Add
2438 increase_relro_ field. Update declarations.
2439 * output.cc (Output_section::Output_section): Initialize
2440 is_last_relro_ and is_first_non_relro_.
2441 (Output_segment::add_output_section): Group relro sections is
2442 do_sort is true. Handle is_last_relro and is_first_non_relro.
2443 (Output_segment::maximum_alignment): Remove relro handling.
2444 (Output_segment::set_section_addresses): Add increase_relro
2445 parameter. Change all callers. Add initial alignment to align
2446 relro sections on separate page. Remove old relro handling.
2447 (Output_segment::set_section_list_addresses): Remove in_relro
2448 parameter. Change all callers.
2449 (Output_segment::set_offset): Add increase parameter. Change all
2450 callers. Remove old relro handling.
2451 * output.h (class Output_section): Add new methods: is_last_relro,
2452 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2453 Add is_last_relro_ and is_first_non_relro_ fields.
2454 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2455 Create separate .got.plt section. Call increase_relro.
2456 * x86_64.cc (Target_x86_64::got_section): Likewise.
2457 * testsuite/relro_script_test.t: Add .got.plt.
2460 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2461 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2462 (Layout::finalize): Call set_dynamic_symbol_size.
2463 (Layout::set_dynamic_symbol_size): New function.
2464 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2465 set_dynamic_symbol_size.
2468 * output.h (class Output_section): Add is_entsize_zero_ field.
2469 * output.cc (Output_section::Output_section): Initialize
2471 (Output_section::set_entsize): If two different entsizes are
2472 requested, force it to zero.
2473 (Output_section::add_input_section): Set flags for .debug_str
2474 before updating section flags. Set entsize.
2475 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2476 and SHF_STRING if all input sections have those flags.
2478 2009-12-29 Rafael Espindola <espindola@google.com>
2480 * main.cc (main): Fix the sys time reporting.
2481 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2484 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2486 * options.cc (General_options::parse_version): Allow -v to exit
2487 without an error if there is nothing to link.
2489 2009-12-29 Ian Lance Taylor <iant@google.com>
2491 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2492 using a version of gcc before 4.1.
2493 * configure: Rebuild.
2495 2009-12-28 Chris Demetriou <cgd@google.com>
2497 * attributes.cc (Output_attributes_section_data::do_write): Use
2498 std::vector::front rather than std::vector::data.
2500 2009-12-28 Ian Lance Taylor <iant@google.com>
2502 * symtab.h (class Symbol_table): Add enum Defined.
2503 * resolve.cc (Symbol_table::should_override): Add defined
2504 parameter. Change all callers. Test whether object is NULL
2505 before calling a method on it.
2506 (Symbol_table::report_resolve_problem): Add defined parameter.
2508 (Symbol_table::should_override_with_special): Likewise.
2509 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2510 parameter. Change all callers.
2511 (Symbol_table::do_define_in_output_data): Likewise.
2512 (Symbol_table::define_in_output_segment): Likewise.
2513 (Symbol_table::do_define_in_output_segment): Likewise.
2514 (Symbol_table::define_as_constant): Likewise.
2515 (Symbol_table::do_define_as_constant): Likewise.
2516 * script.h (class Symbol_assignment): Add is_defsym parameter to
2517 constructor; change all callers.
2518 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2519 parameter. Change all callers. Add is_defsym_ field.
2520 (class Parser_closure): Add parsing_defsym parameter to
2521 constructor; change all callers. Add parsing_defsym accessor
2522 function. Add parsing_defsym_ field.
2524 2009-12-28 Ian Lance Taylor <iant@google.com>
2526 * gold.cc (queue_middle_tasks): Fix formatting.
2527 * object.cc (Relobj::is_section_name_included): Likewise.
2529 2009-12-23 Ian Lance Taylor <iant@google.com>
2531 * i386.cc (Target_i386::do_calls_non_split): Recognize
2532 -fsplit-stack prologue for a function with a static chain.
2533 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2534 -fsplit-stack prologue when using %r11.
2536 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2538 * options.cc (General_options::parse_version): Make -v continue and do
2539 the link like GNU ld does.
2541 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2543 * Makefile.am (CCFILES): Add timer.cc.
2544 (HFILES): Add timer.h.
2545 * configure.ac: Check for sysconf and times.
2546 * main.cc: include timer.h.
2547 (main): Use Timer instead of get_run_time.
2550 * workqueue.cc: include timer.h.
2551 (Workqueue::find_and_run_task):
2552 Report user, sys and wall time.
2553 * Makefile.in: Regenerate.
2554 * config.in: Regenerate.
2555 * configure: Regenerate.
2557 2009-12-16 Doug Kwan <dougkwan@google.com>
2559 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2561 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2562 relaxed input sections.
2563 * output.cc (Output_section::find_relaxed_input_section): Change
2564 return type to Output_relaxed_input_section pointer. Adjust code
2565 for new type of relaxed_input_section_map_.
2566 * output.h (Output_section::find_relaxed_input_section): Change
2567 return type to Output_relaxed_input_section pointer.
2568 (Output_section::Output_relaxed_input_section_by_input_section_map):
2570 (Output_section::relaxed_input_section_map_): Change type to
2571 Output_section::Output_relaxed_input_section_by_input_section_map.
2572 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2575 2009-12-15 Ian Lance Taylor <iant@google.com>
2577 * layout.cc (Layout::create_shstrtab): Only write out after input
2578 sections if we are compressing debug sections.
2580 2009-12-15 Ian Lance Taylor <iant@google.com>
2582 * archive.cc (Archive::add_symbols): Only look up a symbol without
2583 a version if there is, in fact, a version.
2585 2009-12-14 Ian Lance Taylor <iant@google.com>
2587 Revert -Wshadow changes, all changes from:
2588 2009-12-11 Doug Kwan <dougkwan@google.com>
2589 2009-12-11 Nick Clifton <nickc@redhat.com>
2590 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2592 2009-12-11 Doug Kwan <dougkwan@google.com>
2594 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2596 * attributes.cc (Object_attribute::size): Ditto.
2597 (Attributes_section_data::size): Ditto.
2598 (Attributes_section_data::Attributes_section_data): Ditto.
2599 (Output_attributes_section_data::do_write): Ditto.
2600 * attributes.h (Object_attribute::set_type): Ditto.
2601 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2603 2009-12-11 Nick Clifton <nickc@redhat.com>
2605 * archive.cc: Fix shadowed variable warnings.
2607 * compressed_output.cc: Likewise.
2608 * compressed_output.h: Likewise.
2609 * configure: Likewise.
2610 * dwarf_reader.cc: Likewise.
2611 * dynobj.cc: Likewise.
2612 * dynobj.h: Likewise.
2613 * ehframe.cc: Likewise.
2614 * ehframe.h: Likewise.
2615 * errors.cc: Likewise.
2616 * expression.cc: Likewise.
2617 * fileread.cc: Likewise.
2618 * fileread.h: Likewise.
2619 * freebsd.h: Likewise.
2620 * i386.cc: Likewise.
2622 * incremental.h: Likewise.
2623 * layout.cc: Likewise.
2624 * layout.h: Likewise.
2625 * mapfile.cc: Likewise.
2626 * merge.cc: Likewise.
2627 * merge.h: Likewise.
2628 * object.cc: Likewise.
2629 * object.h: Likewise.
2630 * options.h: Likewise.
2631 * output.cc: Likewise.
2632 * output.h: Likewise.
2633 * parameters.cc: Likewise.
2634 * plugin.cc: Likewise.
2635 * powerpc.cc: Likewise.
2636 * reduced_debug_output.cc: Likewise.
2637 * reduced_debug_output.h: Likewise.
2638 * reloc.cc: Likewise.
2639 * reloc.h: Likewise.
2640 * resolve.cc: Likewise.
2641 * script-sections.cc: Likewise.
2642 * script.cc: Likewise.
2643 * script.h: Likewise.
2644 * sparc.cc: Likewise.
2645 * symtab.cc: Likewise.
2646 * symtab.h: Likewise.
2647 * target-select.cc: Likewise.
2648 * target-select.h: Likewise.
2649 * token.h: Likewise.
2650 * workqueue.cc: Likewise.
2651 * workqueue.h: Likewise.
2652 * x86_64.cc: Likewise.
2654 2009-12-10 Doug Kwan <dougkwan@google.com>
2656 * arm.cc (attributes.h): New include.
2657 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2658 (Arm_relobj::~Arm_relobj): Delete object pointed by
2659 attributes_section_data_.
2660 (Arm_relobj::attributes_section_data): New method definition.
2661 (Arm_relobj::attributes_section_data_): New data member declaration.
2662 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2663 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2664 attributes_section_data_.
2665 (Arm_dynobj::attributes_section_data): New method definition.
2666 (Arm_dynobj::attributes_section_data_): New data member declaration.
2667 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2668 initialization value of may_use_blx_ to false.
2669 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2670 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2671 object attributes to compute results instead of hard-coding.
2672 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2673 Target_arm::get_secondary_compatible_arch,
2674 Target_arm::set_secondary_compatible_arch
2675 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2676 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2677 New method declarations.
2678 (Target_arm::get_aeabi_object_attribute): New method definition.
2679 (Target_arm::attributes_section_data_): New data member declaration.
2680 (read_arm_attributes_section): New template definition.
2681 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2682 (Arm_dynobj::do_read_symbols): Ditto.
2683 (Target_arm::do_finalize_sections): Merge attributes sections from
2684 input. Check for BLX use after attributes section merging.
2685 Fix __exidx_start and __exidx_end visibility. Create an
2686 .ARM.attributes section if necessary.
2687 (Target_arm::get_secondary_compatible_arch,
2688 Target_arm::set_secondary_compatible_arch,
2689 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2690 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2691 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2692 New method definitions.
2694 2009-12-09 Ian Lance Taylor <iant@google.com>
2696 * plugin.cc (Plugin::load): Don't cast from void* to a function
2699 2009-12-09 Ian Lance Taylor <iant@google.com>
2701 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2704 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2706 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2707 Replace two_file_shared_1.so with two_file_shared_2.so.
2708 * testsuite/Makefile.in: Regenerated.
2710 2009-12-08 Doug Kwan <dougkwan@google.com>
2712 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2713 (HFILES): Add attributes.h and int_encoding.h.
2714 * Makefile.in: Regenerate.
2715 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2716 function definitions to int_encoding.cc
2717 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2718 prototypes to int_encoding.h
2719 * reduced_debug_output.cc (int_encoding.h): New include.
2720 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2721 function definitions to int_encoding.cc
2722 (insert_into_vector, read_from_pointer): Move template definitions to
2724 * attributes.cc: New file.
2725 * attributes.h: New file.
2726 * int_encoding.cc: New file.
2727 * int_encoding.h: New file.
2729 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2732 * incremental-dump.cc (dump_incremental_inputs): New.
2733 (main): Use dump_incremental_inputs.
2735 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2738 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2739 checking elfcpp::STT_FUNC.
2740 (Target_i386::Relocate::relocate): Likewise.
2741 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2743 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2744 symbols from shared libraries into normal FUNC symbols.
2746 * symtab.h (Symbol): Add is_func and use it.
2748 2009-12-05 Doug Kwan <dougkwan@google.com>
2750 * arm.cc (Target_arm::arm_info): Initialize new fields
2751 attributes_section and attributes_vendor.
2752 * i386.cc (Target_i386::i386_info): Same.
2753 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2754 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2755 fields attributes_section and attributes_vendor.
2756 * sparc.cc (Target_sparc::sparc_info): Same.
2757 * target.h (Target::attributes_section, Target::attributes_vendor,
2758 Target::is_attributes_section, Target::attribute_arg_type,
2759 Target::attributes_order): New method definitions.
2760 (Target::Target_info::attributes_section,
2761 Target::Target_info::attributes_vendor): New fields.
2762 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2763 virtual method definitions.
2764 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2765 attributes_section and attributes_vendor.
2766 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2768 2009-12-05 Doug Kwan <dougkwan@google.com>
2770 * arm.cc: Update comments about interworking and stub generation.
2771 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2772 considered as non-PIC.
2773 (Arm_relocate_functions::base_abs): Fix formatting.
2774 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2775 of function to use GOT entry address instead of offset.
2776 (Target_arm::Scan::global): Issue an error if a symbol would need a
2777 PLT does not get one because it is untyped. Remove code to create
2778 dynamic symbols for relative branches.
2779 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2780 takes unsigned integer instead of boolean.
2782 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2784 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2785 (two_file_test_LDADD): Likewise.
2786 (common_test_1_LDADD): Likewise.
2787 (exception_test_LDADD) Likewise.
2788 (weak_test_LDADD): Likewise.
2789 (many_sections_test_LDADD): Likewise.
2790 (initpri1_LDADD): Likewise.
2791 (script_test_1_LDADD): Likewise.
2792 (script_test_2_LDADD): Likewise.
2793 (justsyms_LDADD): Likewise.
2794 (binary_test_LDADD): Likewise.
2795 (large_LDADD): Likewise.
2796 * testsuite/Makefile.in: Regenerated.
2798 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2800 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2801 (Symbol_table::override_with_special): Likewise.
2802 (Symbol_table::add_from_object): Likewise.
2804 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2806 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2807 Don't set the data_offset twice.
2809 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2811 * testsuite/Makefile.in: Regenerate.
2813 2009-12-03 Doug Kwan <dougkwan@google.com>
2815 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2816 (Target_arm::do_finalize_sections): Add parameter for symbol table
2817 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2818 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2819 parameter for symbol table pointer.
2820 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2821 an additional parameter for a pointer to symbol table.
2822 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2823 parameter for a symbol table pointer.
2824 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2825 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2827 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2828 parameter for a symbol table pointer.
2830 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2832 * incremental.cc (Incremental_inputs_header)
2833 (Incremental_inputs_header_write, Incremental_inputs_entry)
2834 (Incremental_inputs_entry_write): Move ...
2835 * incremental.h (Incremental_inputs_header)
2836 (Incremental_inputs_header_write, Incremental_inputs_entry)
2837 (Incremental_inputs_entry_write): here.
2839 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2841 * incremental.cc (make_sized_incremental_binary): Set the target.
2842 Error if it is incompatible.
2843 * output.h (Output_file): Add filename method.
2845 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2847 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2848 from the get_* methods.
2850 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2852 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2853 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2854 Write 0 for the data_offset of scripts.
2856 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2858 * testsuite/Makefile.am: Add the incremental_test.sh test.
2859 * testsuite/incremental_test.sh: New.
2860 * testsuite/incremental_test_1.c: New.
2861 * testsuite/incremental_test_2.c: New.
2863 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2865 * incremental-dump.cc (main): Fix typos.
2867 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2870 * incremental-dump.cc (main): Use llu to print 64 bit values.
2872 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2873 H.J. Lu <hongjiu.lu@intel.com>
2875 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2877 (incremental_dump_LDADD): Likewise.
2878 * Makefile.in: Regenerated.
2880 2009-11-25 Doug Kwan <dougkwan@google.com>
2884 2009-11-25 Doug Kwan <dougkwan@google.com>
2886 * arm.cc (Target_arm::Target_arm): Move method definition
2887 outside of class definition. Add code to handle
2888 --target1-rel, --target1-abs and --target2= options.
2889 (Target_arm::get_reloc_reloc_type): Change method to be
2890 non-static and const.
2891 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2892 New data member declaration.
2893 (Target_arm::Scan::local, Target_arm::Scan::global,
2894 Target_arm::Relocate::relocate,
2895 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2896 Adjust call to Target_arm::get_real_reloc_type.
2897 (Target_arm::get_real_reloc_type): Use command line options
2898 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2899 * options.h (--target1-rel, --target1-abs, --target2): New
2902 2009-11-25 Doug Kwan <dougkwan@google.com>
2904 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2905 class definition. Add code to handle --target1-rel, --target1-abs
2906 and --target2= options.
2907 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2909 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2911 (Target_arm::Scan::local, Target_arm::Scan::global,
2912 Target_arm::Relocate::relocate,
2913 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2914 call to Target_arm::get_real_reloc_type.
2915 (Target_arm::get_real_reloc_type): Use command line options to
2916 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2917 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2920 2009-11-25 Doug Kwan <dougkwan@google.com>
2922 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2923 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2924 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2926 (Arm_relocate_functions::thm_call): Replace body with a call to
2927 Arm_relocate_functions::thumb_branch_common.
2928 (Arm_relocate_functions::thm_jump24,
2929 Arm_relocate_functions::thm_xpc22): New method definitions.
2930 (Arm_relocate_functions::thumb_branch_common): New method definition.
2931 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2933 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2934 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2936 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2938 * Makefile.am: Build incremental-dump
2939 * Makefile.in: Regenerate.
2940 * incremental-dump.cc: New.
2941 * incremental.cc (Incremental_inputs_header_data,
2942 Incremental_inputs_entry_data): Move to incremental.h
2943 * incremental.h: (Incremental_inputs_header_data,
2944 Incremental_inputs_entry_data): Move from incremental.cc
2946 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2948 * incremental.cc (Incremental_inputs_header,
2949 Incremental_inputs_header_write, Incremental_inputs_entry,
2950 Incremental_inputs_entry_write): Add a typedef with the data type.
2952 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2954 * incremental.cc (Incremental_inputs_header,
2955 Incremental_inputs_header_write, Incremental_inputs_entry,
2956 Incremental_inputs_entry_write): Update comment about which
2957 type has the filed descriptions.
2959 2009-11-15 Doug Kwan <dougkwan@google.com>
2961 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2962 (Arm_relocate_functions::arm_branch_common): Change method defintion
2963 in class definition to a method declaration and update list of formal
2965 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2966 Arm_relocation_functions::jump24): Adjust call to
2967 Arm_relocate_functions::arm_branch_common. Update list of formal
2969 (Arm_relocate_functions::xpc25): New method definition.
2970 (Arm_relocate_functions::arm_branch_common): Move method defintion
2971 out from class definition. Use stubs for mode-switching and extending
2973 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2974 specially. Change code to enable use of stubs in ARM branches.
2976 2009-11-10 Doug Kwan <dougkwan@google.com>
2978 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2979 in method declaration.
2980 (Target_arm::relocate_stub): New method declaration.
2981 (Target_arm::default_target): Change to return a pointer instead of
2983 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2984 Target_arm::default_target.
2985 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2987 (Target_arm::relocate_section): Adjust view.
2988 (Target_arm::relocate_stub): New method definition.
2990 2009-11-10 Doug Kwan <dougkwan@google.com>
2992 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2994 * incremental.cc (open_incremental_binary): Initialized local
2995 variables to avoid warnings.
2996 * object.cc (make_elf_object): Ditto.
2997 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3000 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3003 * testsuite/plugin_test.c: Include "config.h".
3005 2009-11-09 Doug Kwan <dougkwan@google.com>
3007 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3008 (arm_symbol_value): Remove.
3009 (Arm_relocate_functions::arm_branch_common,
3010 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3011 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3012 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3013 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3014 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3015 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3016 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3017 Arm_relocate_functions::thm_mobw_abs_nc,
3018 Arm_relocate_functions::thm_mov_abs,
3019 Arm_relocate_functions::movw_prel_nc,
3020 Arm_relocate_functions::thm_movt_abs,
3021 Arm_relocate_functions::movt_prel,
3022 Arm_relocate_functions::thm_movw_prel_nc,
3023 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3024 (Target_arm::Relocate::relocate): Only decompose address into two
3025 parts if relocation type uses the thumb-bit and pass the actual
3026 bit instead of a flag indicating that the thumb-bit is used. Adjust
3027 calls to methods in Arm_relocate_functions for this change.
3029 2009-11-08 Ian Lance Taylor <iant@google.com>
3032 * reloc.cc: Instantiate
3033 Sized_relobj::initialize_input_to_output_maps and
3034 Sized_relobj:free_input_to_output_maps.
3036 2009-11-06 Ian Lance Taylor <iant@google.com>
3039 * defstd.cc (in_segment): Set only_if_ref true for "end".
3041 2009-11-06 Doug Kwan <dougkwan@google.com>
3043 * arm.cc (class Reloc_stub): Correct a comment.
3044 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3045 (Target_arm::scan_section_for_stubs): New method declaration.
3046 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3047 Change methods from private to protected.
3048 (Target_arm::do_may_relax): New method definition.
3049 (Target_arm::do_relax, Target_arm::group_sections,
3050 Target_arm::scan_reloc_for_stub,
3051 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3052 (Target_arm::arm_input_section_map_): New data member declaration.
3053 (Target_arm::scan_reloc_for_stub,
3054 Target_arm::scan_reloc_section_for_stubs,
3055 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3056 Target_arm::do_relax): New method definitions.
3058 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3060 * configure.ac: Check for (struct stat)::st_mtim
3061 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3062 * config.in: Regenerate.
3063 * configure: Regenerate.
3065 2009-11-05 Ian Lance Taylor <iant@google.com>
3068 * output.cc (Output_segment::add_output_section): Add missing
3071 2009-11-04 Ian Lance Taylor <iant@google.com>
3074 * object.h (class Object): Add is_needed and set_is_needed
3075 methods. Add is_needed_ field. Make bool fields into bitfields.
3076 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3077 defined in a dynamic object and referenced by a regular object,
3078 set is_needed for the dynamic object.
3079 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3080 if the file is marked with as_needed and it is not needed.
3082 2009-11-04 Ian Lance Taylor <iant@google.com>
3085 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3086 tags if data is discarded by linker script.
3087 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3088 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3089 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3090 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3092 2009-11-04 Ian Lance Taylor <iant@google.com>
3094 * layout.cc (Layout::get_output_section): Add is_interp and
3095 is_dynamic_linker_section parameters. Change all callers.
3096 (Layout::choose_output_section): Likewise.
3097 (Layout::make_output_section): Likewise.
3098 (Layout::add_output_section_data): Add is_dynamic_linker_section
3099 parameter. Change all callers.
3100 * layout.h (class Layout): Update declarations.
3101 * output.h (class Output_section): Add is_interp, set_is_interp,
3102 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3103 Add is_interp_, is_dynamic_linker_section_ fields. Change
3104 generate_code_fills_at_write_ to a bitfield.
3105 * output.cc (Output_section::Output_sections): Initialize new
3107 (Output_segment::add_output_section): Add do_sort parameter.
3110 2009-11-03 Ian Lance Taylor <iant@google.com>
3113 * options.h (class General_options): Add --warn-common.
3114 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3115 merging two common symbols.
3116 (Symbol_table::should_override): Handle --warn-common when merging
3117 a common symbol with a defined symbol. Use report_resolve_problem
3118 for multiple definitions.
3119 (Symbol_table::report_resolve_problem): New function.
3120 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3122 2009-11-03 Doug Kwan <dougkwan@google.com>
3124 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3126 (Target_arm::stub_factory): New method definition.
3127 (Target_arm::new_arm_input_section,
3128 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3129 Target_arm::reloc_uses_thumb_bit): New method declarations.
3130 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3131 New type definitions.
3132 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3133 member declarations.
3134 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3135 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3136 New method definitions.
3138 2009-11-03 Ian Lance Taylor <iant@google.com>
3140 * options.h (class General_options): Add --warn_constructors.
3142 2009-11-03 Ian Lance Taylor <iant@google.com>
3145 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3146 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3148 2009-11-03 Ian Lance Taylor <iant@google.com>
3151 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3152 --msgid-bugs-address.
3153 (install-pdf): New target.
3154 (install-data_yes): Look up one directory to find mkinstalldirs.
3156 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3158 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3161 2009-10-30 Doug Kwan <dougkwan@google.com>
3163 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3165 2009-10-30 Doug Kwan <dougkwan@google.com>
3167 * arm.cc (Stub_addend_reader): New struct template definition
3168 and partial specializations.
3169 (Stub_addend_reader::operator()): New method definition for a
3170 partially specialized template.
3172 2009-10-30 Doug Kwan <dougkwan@google.com>
3174 * arm.cc (Arm_relobj::processor_specific_flags): New method
3176 (Arm_relobj::do_read_symbols): New method declaration.
3177 (Arm_relobj::processor_specific_flags_): New data member declaration.
3178 (Arm_dynobj): New class definition.
3179 (Target_arm::do_finalize_sections): Add input_objects parameter.
3180 (Target_arm::do_adjust_elf_header): New method declaration.
3181 (Target_arm::are_eabi_versions_compatible,
3182 (Target_arm::merge_processor_specific_flags): New method declaration.
3183 (Target_arm::do_make_elf_object): New overloaded method definitions
3185 (Arm_relobj::do_read_symbols): New method definition.
3186 (Arm_dynobj::do_read_symbols): Ditto.
3187 (Target_arm::do_finalize_sections): Add input_objects parameters.
3188 Merge processor-specific flags from all input objects.
3189 (Target_arm::are_eabi_versions_compatible,
3190 Target_arm::merge_processor_specific_flags,
3191 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3192 New method definitions.
3193 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3194 Input_objects pointer type parameter.
3195 * layout.cc (Layout::finalize): Pass input objects to target's.
3196 finalize_sections function.
3197 * output.cc (Output_file_header::do_sized_write): Set ELF file
3198 header's processor-specific flags.
3199 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3200 Input_objects pointer type parameter.
3201 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3202 * target.h (Input_objects): New forward class declaration.
3203 (Target::processor_specific_flags,
3204 Target::are_processor_specific_flags_sect): New method definitions.
3205 (Target::finalize_sections): Add input_objects parameter.
3206 (Target::Target): Initialize processor_specific_flags_ and
3207 are_processor_specific_flags_set_.
3208 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3210 (Target::set_processor_specific_flags): New method definition.
3211 (Target::processor_specific_flags_,
3212 Target::are_processor_specific_flags_set_): New data member
3214 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3215 Input_objects pointer type parameter.
3217 2009-10-30 Doug Kwan <dougkwan@google.com>
3219 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3221 2009-10-28 Ian Lance Taylor <iant@google.com>
3223 * object.h (class Relobj): Drop options parameter from
3224 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3225 do_scan_relocs, do_relocate. Change all callers.
3226 (class Sized_relobj): Drop options parameters from
3227 do_gc_process_relocs, do_scan_relocs, do_relocate,
3228 do_relocate_sections, relocate_sections, emit_relocs_scan,
3229 emit_relocs_scan_reltype. Change all callers.
3230 (struct Relocate_info): Remove options field and all references to
3232 * reloc.h (class Read_relocs): Remove options constructor
3233 parameter and options_ field. Change all callers.
3234 (class Gc_process_relocs, class Scan_relocs): Likewise.
3235 (class Relocate_task): Likewise.
3236 * target-reloc.h (scan_relocs): Remove options parameter. Change
3238 (scan_relocatable_relocs): Likewise.
3239 * target.h (class Sized_target): Remove options parameter from
3240 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3242 * gc.h (gc_process_relocs): Remove options parameter. Change all
3244 * arm.cc: Update functions to remove options parameters.
3245 * i386.cc: Likewise.
3246 * powerpc.cc: Likewise.
3247 * sparc.cc: Likewise.
3248 * x86_64.cc: Likewise.
3249 * testsuite/testfile.cc: Likewise.
3251 2009-10-28 Doug Kwan <dougkwan@google.com>
3253 * arm.cc (Arm_relobj): New class definition.
3254 (Arm_relobj::scan_sections_for_stubs,
3255 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3256 New method definitions.
3258 2009-10-28 Cary Coutant <ccoutant@google.com>
3260 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3261 (Plugin::cleanup_done_): New member.
3262 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3263 (Plugin_manager::cleanup_done_): Remove.
3264 (Plugin_manager::add_input_file): Edit error message.
3265 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3266 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3268 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3270 * fileread.cc: (File_read::View::~View): Use the new
3271 data_ownership_ filed.
3272 (File_read::~File_read): Dispose the new whole_file_view_.
3273 (File_read::open): Mmap the whole file if needed.
3274 (File_read::open): Use whole_file_view_ instead of contents_.
3275 (File_read::find_view): Use whole_file_view_ if applicable.
3276 (File_read::do_read): Use whole_file_view_ instead of contents_.
3277 (File_read::make_view): Use whole_file_view_ instead of contents_,
3278 update File_read::View::View call.
3279 (File_read::find_or_make_view): Update File_read::View::View
3281 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3283 (File_read::View::Data_ownership): New enum.
3284 (File_read::View::View): Replace bool mapped_ with Data_ownership
3286 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3287 (File_read::View::data_ownership_): New field.
3288 (File_read::contents_): Remove (replaced by whole_file_view_).
3289 (File_read::whole_file_view_): New field.
3290 * options.h (class General_options): Add --keep-files-mapped.
3292 2009-10-27 Cary Coutant <ccoutant@google.com>
3294 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3295 * testsuite/Makefile.am (plugin_test_5): New test case.
3296 * testsuite/Makefile.in: Regenerate.
3298 2009-10-25 Doug Kwan <dougkwan@google.com>
3300 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3301 from private to protected to allow access by child class.
3302 (Sized_relobj::do_relocate_sections): New method declaration.
3303 (Sized_relobj::relocate_sections): Virtualize.
3304 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3305 Sized_relobj::relocate_sections. Instantiate template explicitly
3306 for different target sizes and endianity.
3308 2009-10-24 Doug Kwan <dougkwan@google.com>
3310 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3311 (Arm_input_section::as_arm_input_section): New method.
3312 (Arm_output_section): New class definition.
3313 (Arm_output_section::create_stub_group,
3314 Arm_output_section::group_sections): New method definitions.
3316 2009-10-22 Doug Kwan <dougkwan@google.com>
3318 * arm.cc (Arm_input_section): New class definition.
3319 (Arm_input_section::init, Arm_input_section:do_write,
3320 Arm_input_section::set_final_data_size,
3321 Arm_input_section::do_reset_address_and_file_offset): New method
3324 2009-10-21 Doug Kwan <dougkwan@google.com>
3326 * arm.cc (Stub_table, Arm_input_section): New forward class
3328 (Stub_table): New class defintion.
3329 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3330 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3331 New method definition.
3333 2009-10-21 Doug Kwan <dougkwan@google.com>
3335 * arm.cc: Update copyright comments.
3336 (Target_arm): New forward class template declaration.
3337 (Arm_address): New type.
3338 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3339 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3340 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3342 (Insn_template): Same.
3343 (DEF_STUBS): New macro.
3344 (Stub_type): New enum type.
3345 (Stub_template): New class definition.
3348 (Stub_factory): Same.
3349 (Target_arm::Target_arm): Initialize may_use_blx_ and
3350 should_force_pic_veneer_.
3351 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3352 Target_arm::should_force_pic_veneer,
3353 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3354 Target_arm::using_thumb_only, Target_arm:;default_target): New
3356 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3357 New data member declarations.
3358 (Insn_template::size, Insn_template::alignment): New method defintions.
3359 (Stub_template::Stub_template): New method definition.
3360 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3361 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3362 (Stub_factory::Stub_factory): New method definition.
3363 * gold.h (string_hash): New template.
3364 * output.h (Input_section_specifier::hash_value): Use
3366 (Input_section_specifier::string_hash): Remove.
3367 * stringpool.cc (Stringpool_template::string_hash): Use
3370 2009-10-20 Doug Kwan <dougkwan@google.com>
3372 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3373 symbols of relaxed input sections.
3374 * output.h (Output_section::find_relaxed_input_section): Make
3377 2009-10-16 Doug Kwan <dougkwan@google.com>
3379 * dynobj.cc (Versions::Versions): Initialize version_script_.
3380 Only insert base version symbol definition for a shared object
3381 if version script defines any version versions.
3382 (Versions::define_base_version): New method definition.
3383 (Versions::add_def): Check that base version is not needed.
3384 (Versions::add_need): Define base version lazily.
3385 * dynobj.h (Versions::define_base_version): New method declaration.
3386 (Versions::needs_base_version_): New data member declaration.
3387 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3388 (check_DATA): Add no_version_test.stdout.
3389 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3391 * testsuite/Makefile.in: Regenerate.
3392 * testsuite/no_version_test.c: New file.
3393 * testsuite/no_version_test.sh: Ditto.
3395 2009-10-16 Doug Kwan <dougkwan@google.com>
3397 * expression.cc (class Segment_start_expression): New class definition.
3398 (Segment_start_expression::value): New method definition.
3399 (script_exp_function_segment_start): Return a new
3400 Segment_start_expression.
3401 * gold/script-c.h (script_saw_segment_start_expression): New function
3403 * script-sections.cc (Script_sections::Script_sections): Initialize
3404 SAW_SEGMENT_START_EXPRESSION_ to false.
3405 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3406 and -Tbbs options to specify section addresses if given in
3407 command line and no SEGMENT_START expression is seen in a script.
3408 * script-sections.h (Script_sections::saw_segment_start_expression,
3409 Script_sections::set_saw_segment_start_expression): New method
3411 (Script_sections::saw_segment_start_expression_): New data member
3413 * script.cc (script_saw_segment_start_expression): New function.
3414 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3415 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3416 script_test_7.sh and script_test_8.sh.
3417 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3418 script_test_8.stdout.
3419 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3420 (script_test_6, script_test_6.stdout, script_test_7,
3421 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3422 * Makefile.in: Regenerate.
3423 * testsuite/script_test_6.sh: New file.
3424 * testsuite/script_test_6.t: Same.
3425 * testsuite/script_test_7.sh: Same.
3426 * testsuite/script_test_7.t: Same.
3427 * testsuite/script_test_8.sh: Same.
3429 2009-10-16 Doug Kwan <dougkwan@google.com>
3431 * output.cc (Output_segment::set_section_list_address): Cast
3432 expressions to unsigned long long type to avoid format warnings.
3434 2009-10-15 Ian Lance Taylor <iant@google.com>
3436 * script.cc (Script_options::add_symbol_assignment): Always add a
3437 dot assignment to script_sections_.
3438 * script-sections.cc (Script_sections::add_dot_assignment):
3439 Initialize if necessary.
3441 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3442 program headers with no load segment if there is a linker script.
3444 * layout.cc (Layout::set_segment_offsets): Align the file offset
3445 to the segment aligment for -N or -n with no load segment.
3446 * output.cc (Output_segment::add_output_section): Don't crash if
3447 the first section is a TLS section.
3448 (Output_segment::set_section_list_addresses): Print an error
3449 message if the address moves backward in a linker script.
3450 * script-sections.cc
3451 (Output_section_element_input::set_section_addresses): Don't
3452 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3453 (Orphan_output_section::set_section_addresses): Likewise.
3455 2009-10-15 Doug Kwan <dougkwan@google.com>
3457 * layout.cc (Layout::finish_dynamic_section): Generate tags
3458 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3459 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3460 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3462 2009-10-14 Ian Lance Taylor <iant@google.com>
3464 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3466 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3467 data_shdr fields of relinfo.
3468 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3469 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3470 R_386_TLS_LDO_32, adjust based on section flags.
3471 (Target_i386::Relocate::fix_up_ldo): Remove.
3473 2009-10-13 Ian Lance Taylor <iant@google.com>
3475 Add support for -pie.
3476 * options.h (class General_options): Add -pie and
3478 (General_options::output_is_position_independent): Test -pie.
3479 (General_options::output_is_executable): Return true if not shared
3480 and not relocatable.
3481 (General_options::output_is_pie): Remove.
3482 * options.cc (General_options::finalize): Reject incompatible uses
3484 * gold.cc (queue_middle_tasks): A -pie link is not static.
3485 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3486 * symtab.cc (Symbol::final_value_is_known): Return false if
3487 output_is_position_independent.
3488 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3489 output_is_position_independent.
3490 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3491 output_is_position_independent.
3492 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3493 output_is_position_independent.
3494 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3496 (basic_pie_test.o, basic_pie_test): New targets.
3497 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3498 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3499 (two_file_pie_test): New target.
3500 * testsuite/Makefile.in: Rebuild.
3501 * README: Remove note saying that -pie is not supported.
3503 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3505 * options.h (class General_options): Add -init and -fini.
3506 * layout.cc (Layout::finish_dynamic_section): Emit
3507 given init and fini functions.
3509 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3511 * gc.h (gc_process_relocs): Check if icf is enabled using new
3513 * gold.cc (queue_initial_tasks): Likewise.
3514 (queue_middle_tasks): Likewise.
3515 * object.cc (do_layout): Likewise.
3516 * symtab.cc (is_section_folded): Likewise.
3517 * main.cc (main): Likewise.
3518 * reloc.cc (Read_relocs::run): Likewise.
3519 (Sized_relobj::do_scan_relocs): Likewise.
3520 * icf.cc (is_function_ctor_or_dtor): New function.
3521 (Icf::find_identical_sections): Check if function is ctor or dtor when
3523 * options.h (General_options::icf): Change option to be an enum.
3524 (Icf_status): New enum.
3525 (icf_enabled): New method.
3526 (icf_safe_folding): New method.
3527 (set_icf_status): New method.
3528 (icf_status_): New variable.
3529 * (options.cc) (General_options::finalize): Set icf_status_.
3530 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3531 icf_test and icf_keep_unique_test to use the --icf enum flag.
3532 * testsuite/icf_safe_test.sh: New file.
3533 * testsuite/icf_safe_test.cc: New file.
3535 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3537 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3538 includes to gc.h and icf.h.
3539 * arm.cc: Include gc.h.
3540 * gold.cc: Likewise.
3541 * i386.cc: Likewise.
3542 * powerpc.cc: Likewise.
3543 * sparc.cc: Likewise.
3544 * x86_64.cc: Likewise.
3545 * gc.h: Include icf.h.
3547 2009-10-11 Ian Lance Taylor <iant@google.com>
3549 * plugin.cc: Include "gold.h" before other header files.
3551 2009-10-10 Chris Demetriou <cgd@google.com>
3553 * options.h (Input_file_argument::Input_file_type): New enum.
3554 (Input_file_argument::is_lib_): Replace with...
3555 (Input_file_argument::type_): New member.
3556 (Input_file_argument::Input_file_argument): Take Input_file_type
3557 'type' rather than boolean 'is_lib' as second argument.
3558 (Input_file_argument::is_lib): Use type_.
3559 (Input_file_argument::is_searched_file): New function.
3560 (Input_file_argument::may_need_search): Handle is_searched_file.
3561 * options.cc (General_options::parse_library): Support -l:filename.
3562 (General_options::parse_just_symbols): Update for Input_file_argument
3564 (Command_line::process): Likewise.
3565 * archive.cc (Archive::get_file_and_offset): Likewise.
3566 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3567 * script.cc (read_script_file, script_add_file): Likewise.
3568 * fileread.cc (Input_file::Input_file): Likewise.
3569 (Input_file::will_search_for): Handle is_searched_file.
3570 (Input_file::open): Likewise.
3571 * readsyms.cc (Read_symbols::get_name): Likewise.
3572 * testsuite/Makefile.am (searched_file_test): New test.
3573 * testsuite/Makefile.in: Regenerate.
3574 * testsuite/searched_file_test.cc: New file.
3575 * testsuite/searched_file_test_lib.cc: New file.
3577 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3578 Ian Lance Taylor <iant@google.com>
3580 * descriptor.cc: Include <cstdio> and "binary-io.h".
3581 (Descriptors::open): Open the files in binary mode always.
3582 * script.cc (Lex::get_token): Treat \r as whitespace.
3584 2009-10-09 Ian Lance Taylor <iant@google.com>
3586 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3588 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3589 Ian Lance Taylor <iant@google.com>
3591 * configure.ac: Check for readv function also.
3592 * fileread.cc (readv): Define if not HAVE_READV.
3593 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3595 * config.in: Regenerate.
3596 * configure: Regenerate.
3598 2009-10-09 Doug Kwan <dougkwan@google.com>
3600 * layout.cc (Layout::make_output_section): Call target hook to make
3601 ordinary output section.
3602 (Layout::finalize): Adjust parameter list of call the
3603 Target::may_relax().
3604 * layout.h (class Layout::section_list): New method.
3605 * merge.h (Output_merge_base::entsize): Change visibility to public.
3606 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3608 (Output_merge_string::do_is_string): New method.
3609 * object.cc (Sized_relobj::do_setup): renamed from
3610 Sized_relobj::set_up.
3611 * object.h (Sized_relobj::adjust_shndx,
3612 Sized_relobj::initializ_input_to_output_maps,
3613 Sized_relobj::free_input_to_output_maps): Change visibilities to
3615 (Sized_relobj::setup): Virtualize.
3616 (Sized_relobj::do_setup): New method declaration.
3617 (Sized_relobj::invalidate_section_offset,
3618 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3619 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3620 * options.cc (parse_int): New function.
3621 * options.h (parse_int): New declaration.
3622 (DEFINE_int): New macro.
3623 (stub_group_size): New option.
3624 * output.cc (Output_section::Output_section): Initialize memebers
3625 merge_section_map_, merge_section_by_properties_map_,
3626 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3627 (Output_section::add_input_section): Handled deferred code-fill
3628 generation and remove an old comment.
3629 (Output_section::add_relaxed_input_section): New method definition.
3630 (Output_section::add_merge_input_section): Use merge section by
3631 properties map to speed to search. Update merge section maps
3633 (Output_section::build_relaxation_map): New method definition.
3634 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3636 (Output_section::relax_input_section): Renamed to
3637 Output_section::convert_input_sections_to_relaxed_sections and change
3638 interface to take a vector of pointers to relaxed sections.
3639 (Output_section::find_merge_section,
3640 Output_section::find_relaxed_input_section): New method definitions.
3641 (Output_section::is_input_address_mapped,
3642 Output_section::output_offset, Output_section::output_address):
3643 Use output section data maps to speed up searching.
3644 (Output_section::find_starting_output_address): Add comments.
3645 (Output_section::do_write,
3646 Output_section::write_to_postprocessing_buffer): Do code-fill
3647 generation as appropriate.
3648 (Output_section::get_input_sections): Invalidate relaxed input section
3650 (Output_section::restore_states): Adjust type of checkpoint .
3651 Invalidate relaxed input section map.
3652 * output.h (Output_merge_base): New class declaration.
3653 (Input_section_specifier): New class defintion.
3654 (class Output_relaxed_input_section) Change base class to
3655 Output_section_data_build.
3656 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3657 base class initializer.
3658 (Output_section::add_relaxed_input_section): New method declaration.
3659 (Output_section::Input_section): Change visibility to protected.
3660 (Output_section::Input_section::relobj,
3661 Output_section::Input_section::shndx): Handle relaxed input sections.
3662 Output_section::input_sections) Change visibility to protected. Also
3663 define overload to return a non-const pointer.
3664 (Output_section::Merge_section_properties): New class defintion.
3665 (Output_section::Merge_section_by_properties_map,
3666 Output_section::Output_section_data_by_input_section_map,
3667 Output_section::Relaxation_map): New types.
3668 (Output_section::relax_input_section): Rename method to
3669 Output_section::convert_input_sections_to_relaxed_sections and change
3670 interface to take a vector of relaxed section pointers.
3671 (Output_section::find_merge_section,
3672 Output_section::find_relaxed_input_section,
3673 Output_section::build_relaxation_map,
3674 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3675 New method declarations.
3676 (Output_section::merge_section_map_
3677 Output_section::merge_section_by_properties_map_,
3678 Output_section::relaxed_input_section_map_,
3679 Output_section::is_relaxed_input_section_map_valid_,
3680 Output_section::generate_code_fills_at_write_): New data members.
3681 * script-sections.cc
3682 (Output_section_element_input::set_section_addresses): Call
3683 current_data_size and addralign methods of relaxed input sections.
3684 (Orphan_output_section::set_section_addresses): Call current_data_size
3685 and addralign methods of relaxed input sections.
3686 * symtab.cc (Symbol_table::compute_final_value): Extract template
3687 from the body of Symbol_table::sized_finalize_symbol.
3688 (Symbol_table::sized_finalized_symbol): Call
3689 Symbol_table::compute_final_value.
3690 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3691 (Symbol_table::compute_final_value): New templated method declaration.
3692 * target.cc (Target::do_make_output_section): New method defintion.
3693 * target.h (Target::make_output_section): New method declaration.
3694 (Target::relax): Add more parameters for input objects, symbol table
3695 and layout. Adjust call to do_relax.
3696 (Target::do_make_output_section): New method declaration.
3697 (Target::do_relax): Add parameters for input objects, symbol table
3700 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3702 * pread.c: Include stdio.h.
3704 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3706 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3709 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3711 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3712 Change read_shndx type to unsigned int.
3713 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3715 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3716 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3717 Change read_shndx type to unsigned int.
3718 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3720 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3721 * layout.cc (Layout::create_symtab_sections): Cast the result of
3722 local_symcount * symsize to off_t in the gold_assert.
3724 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3726 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3727 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3729 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3730 (Arm_relocate_functions::thm_abs5): New function.
3731 (Arm_relocate_functions::abs12): New function.
3732 (Arm_relocate_functions::abs16): New function.
3733 (Arm_relocate_functions::base_abs): New function.
3734 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3735 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3736 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3738 (Scan::global): Likewise.
3739 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3740 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3741 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3742 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3745 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3747 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3748 (Arm_relocate_functions::movt_prel): New function.
3749 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3750 (Arm_relocate_functions::thm_movt_prel): New function.
3751 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3752 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3753 (Scan::global, Relocate::relocate): Likewise.
3754 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3756 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3758 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3759 Incremental_checker.
3760 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3762 (class Incremental_inputs_header): New class.
3763 (Incremental_inputs_header_writer): Edit comment.
3764 (Incremental_inputs_entry): New class.
3765 (Incremental_inputs_entry_writer): Edit comment.
3766 (Sized_incremental_binary::do_find_incremental_inputs_section):
3767 Add *strtab_shndx parameter, fill it.
3768 (Sized_incremental_binary::do_check_inputs): New method.
3769 (Incremental_checker::can_incrementally_link_output_file): Use
3770 Sized_incremental_binary::check_inputs.
3771 (Incremental_inputs::report_command_line): Save command line in
3774 (Incremental_binary::find_incremental_inputs_section): New
3776 (Incremental_binary::do_find_incremental_inputs_section): Add
3777 strtab_shndx parameter.
3778 (Incremental_binary::do_check_inputs): New pure virtual method.
3779 (Sized_incremental_binary::do_check_inputs): Declare.
3780 (Incremental_checker::Incremental_checker): Add incremental_inputs
3781 parameter, use it to initialize incremental_inputs_.
3782 (Incremental_checker::incremental_inputs_): New field.
3783 (Incremental_checker::command_line): New method.
3784 (Incremental_checker::inputs): New method.
3785 (Incremental_checker::command_line_): New field.
3787 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3789 * incremental.cc: Include <cstdarg> and "target-select.h".
3790 (vexplain_no_incremental): New function.
3791 (explain_no_incremental): New function.
3792 (Incremental_binary::error): New method.
3793 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3795 (make_sized_incremental_binary): New function.
3796 (open_incremental_binary): New function.
3797 (can_incrementally_link_file): Add checks if output is ELF and has
3799 * incremental.h: Include "elfcpp_file.h" and "output.h".
3800 (Incremental_binary): New class.
3801 (Sized_incremental_binary): New class.
3802 (open_incremental_binary): Declare.
3803 * object.cc (is_elf_object): Use
3804 elfcpp::Elf_recognizer::is_elf_file.
3805 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3806 * output.h (Output_file::filesize): New method.
3808 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3810 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3812 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3813 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3815 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3817 (Arm_relocate_functions::movw_abs_nc): New function.
3818 (Arm_relocate_functions::movt_abs): New function.
3819 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3820 (Arm_relocate_functions::thm_movt_abs): New function.
3821 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3822 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3823 (Scan::global): Likewise.
3824 (Relocate::relocate): Likewise.
3825 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3827 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3829 * arm.cc (Arm_relocate_functions::got_prel) New function.
3830 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3831 (Relocate::relocate): Likewise.
3832 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3834 2009-10-06 Ian Lance Taylor <iant@google.com>
3836 * options.h (class General_options): Define
3837 split_stack_adjust_size parameter.
3838 * object.h (class Object): Add uses_split_stack_ and
3839 has_no_split_stack_ fields. Add uses_split_stack and
3840 has_no_split_stack accessor functions. Declare
3841 handle_split_stack_section.
3842 (class Reloc_symbol_changes): Define.
3843 (class Sized_relobj): Define Function_offsets. Declare
3844 split_stack_adjust, split_stack_adjust_reltype, and
3846 * object.cc (Object::handle_split_stack_section): New function.
3847 (Sized_relobj::do_layout): Call handle_split_stack_section.
3848 * dynobj.cc (Sized_dynobj::do_layout): Call
3849 handle_split_stack_section.
3850 * reloc.cc (Sized_relobj::relocate_sections): Call
3851 split_stack_adjust for executable sections in split_stack
3852 objects. Pass reloc_map to relocate_section.
3853 (Sized_relobj::split_stack_adjust): New function.
3854 (Sized_relobj::split_stack_adjust_reltype): New function.
3855 (Sized_relobj::find_functions): New function.
3856 * target-reloc.h: Include "object.h".
3857 (relocate_section): Add reloc_symbol_changes parameter. Change
3859 * target.h (class Target): Add calls_non_split method. Declare
3860 do_calls_non_split virtual method. Declare match_view and
3862 * target.cc: Include "elfcpp.h".
3863 (Target::do_calls_non_split): New function.
3864 (Target::match_view): New function.
3865 (Target::set_view_to_nop): New function.
3866 * gold.cc (queue_middle_tasks): Give an error if mixing
3867 split-stack and non-split-stack objects with -r.
3868 * i386.cc (Target_i386::relocate_section): Add
3869 reloc_symbol_changes parameter.
3870 (Target_i386::do_calls_non_split): New function.
3871 * x86_64.cc (Target_x86_64::relocate_section): Add
3872 reloc_symbol_changes parameter.
3873 (Target_x86_64::do_calls_non_split): New function.
3874 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3876 * powerpc.cc (Target_powerpc::relocate_section): Add
3877 reloc_symbol_changes parameter.
3878 * sparc.cc (Target_sparc::relocate_section): Add
3879 reloc_symbol_changes parameter.
3880 * configure.ac: Call AM_CONDITIONAL for the default target.
3881 * configure: Rebuild.
3882 * testsuite/Makefile.am (TEST_AS): New variable.
3883 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3884 (check_DATA): Add split_i386 and split_x86_64 files.
3885 (SPLIT_DEFSYMS): Define.
3886 (split_i386_[1234n].o): New targets.
3887 (split_i386_[124]): New targets.
3888 (split_i386_[1234r].stdout): New targets.
3889 (split_x86_64_[1234n].o): New targets.
3890 (split_x86_64_[124]): New targets.
3891 (split_x86_64_[1234r].stdout): New targets.
3892 (MOSTLYCLEANFILES): Add new executables.
3893 * testsuite/split_i386.sh: New file.
3894 * testsuite/split_x86_64.sh: New file.
3895 * testsuite/split_i386_1.s: New file.
3896 * testsuite/split_i386_2.s: New file.
3897 * testsuite/split_i386_3.s: New file.
3898 * testsuite/split_i386_4.s: New file.
3899 * testsuite/split_i386_n.s: New file.
3900 * testsuite/split_x86_64_1.s: New file.
3901 * testsuite/split_x86_64_2.s: New file.
3902 * testsuite/split_x86_64_3.s: New file.
3903 * testsuite/split_x86_64_4.s: New file.
3904 * testsuite/split_x86_64_n.s: New file.
3905 * testsuite/testfile.cc (Target_test): Update relocation_section
3907 * testsuite/Makefile.in: Rebuild.
3909 2009-10-06 Ian Lance Taylor <iant@google.com>
3911 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3912 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3913 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3914 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3915 the address on ldo_addrs_.
3916 (Target_i386::Relocate::fix_up_ldo): New function.
3918 2009-10-06 Rafael Espindola <espindola@google.com>
3920 * plugin.cc (add_input_library): New.
3921 (Plugin::load): Add add_input_library to tv.
3922 (Plugin_manager::add_input_file): Add the is_lib argument.
3923 (add_input_file): Update call to Plugin_manager::add_input_file.
3924 (add_input_library): New.
3925 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3927 2009-09-30 Doug Kwan <dougkwan@google.com>
3929 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3930 symbol and call Symbol::may_need_copy_reloc to determine if
3931 a copy reloc is needed.
3932 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3933 nocopyreloc is given in command line.
3934 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3935 given in command line.
3936 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3937 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3938 of the removed Target_i386::may_need_copy_reloc.
3939 * options.h (copyreloc): New option with default value false.
3940 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3941 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3942 instead of the removed Target_powerpc::may_need_copy_reloc.
3943 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3944 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3945 instead of the removed Target_sparc::may_need_copy_reloc.
3946 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3947 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3948 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3949 instead of the removed Target_x86_64::may_need_copy_reloc.
3951 2009-09-30 Ian Lance Taylor <iant@google.com>
3953 * object.h (class Object): Remove target_ field, and target,
3954 sized_target, and set_target methods.
3955 (Object::sized_target): Remove.
3956 (class Sized_relobj): Update declarations. Remove sized_target.
3957 * object.cc (Sized_relobj::setup): Remove target parameter.
3959 (Input_objects::add_object): Don't do anything with the target.
3960 (make_elf_sized_object): Add punconfigured parameter. Change all
3961 callers. Set or test parameter target.
3962 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3964 * parameters.cc (Parameters::set_target): Change parameter type to
3966 (Parameters::default_target): Remove.
3967 (set_parameters_target): Change parameter type to be non-const.
3968 (parameters_force_valid_target): New function.
3969 (parameters_clear_target): New function.
3970 * parameters.h (class Parameters): Update declarations. Remove
3971 default_target method. Add sized_target and clear_target
3972 methods. Change target_ to be non-const.
3973 (set_parameters_target): Update declaration.
3974 (parameters_force_valid_target): Declare.
3975 (parameters_clear_target): Declare.
3976 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3977 as NULL if we aren't searching.
3978 (Add_symbols::run): Don't check for compatible target.
3979 * fileread.cc (Input_file::open_binary): Call
3980 parameters_force_valid_target.
3981 * gold.cc (queue_middle_tasks): Likewise.
3982 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3983 set_target on object.
3984 * dynobj.h (class Sized_dynobj): Update declarations.
3985 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3986 make_elf_object returns NULL.
3987 (Archive::include_member): Don't check whether object target is
3989 * output.cc (Output_section::add_input_section): Get target from
3991 (Output_section::relax_input_section): Likewise.
3992 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3994 (Sized_relobj::do_scan_relocs): Likewise.
3995 (Sized_relobj::relocate_sections): Likewise.
3996 * resolve.cc (Symbol_table::resolve): Likewise.
3997 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3998 parameter. Change all callers.
3999 (Symbol_table::add_from_object): Get target from parameters.
4000 (Symbol_table::add_from_relobj): Don't check object target.
4001 (Symbol_table::add_from_dynobj): Likewise.
4002 (Symbol_table::define_special_symbol): Get target from
4004 * symtab.h (class Symbol_table): Update declaration.
4005 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4006 parameter. Change all callers. Clear parameter target.
4007 (Binary_test): Test target here.
4008 * testsuite/object_unittest.cc (gold_testsuite): Remove
4009 target_test_pointer parameter. Change all callers.
4010 (Object_test): Test target here.
4012 2009-09-26 Ian Lance Taylor <iant@google.com>
4014 * testsuite/initpri1.c: Don't try to use constructor priorities if
4015 compiling with gcc before 4.3.
4017 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4019 * testsuite/retain_symbols_file_test.sh (check_present): Change
4020 output file name to retain_symbols_file_test.stdout.
4021 (check_absent): Likewise.
4023 2009-09-18 Craig Silverstein <csilvers@google.com>
4025 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4026 * options.cc: Include <cerrno> and <fstream>.
4027 (General_options::finalize): Parse -retain-symbols-file tag.
4028 * options.h: New flag.
4029 (General_options): New method should_retain_symbol, new
4030 variable symbols_to_retain.
4031 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4032 should_retain_symbol map.
4033 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4034 * testsuite/Makefile.in: Regenerate.
4035 * testsuite/retain_symbols_file_test.sh: New file.
4037 2009-09-18 Nick Clifton <nickc@redhat.com>
4039 * po/es.po: Updated Spanish translation.
4041 2009-09-17 Doug Kwan <dougkwan@google.com>
4043 * debug.h (DEBUG_RELAXATION): New constant.
4044 (DEBUG_ALL): Add DEBUG_RELAXATION.
4045 (debug_string_to_enum): Add relaxation debug option.
4047 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4048 Layout::Relaxation_debug_check::read_sections,
4049 Layout::Relaxation_debug_check::read_sections): New method definitions.
4050 (Layout::Layout): Initialize data members
4051 record_output_section_data_from_scrips_,
4052 script_output_section_data_list_ and relaxation_debug_check_.
4053 (Layout::save_segments, Layout::restore_segments,
4054 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4055 Layout::relaxation_loop_body): New method definitions.
4056 (Layout::finalize): Support relaxation. Move section layout code to
4057 Layout::relaxation_loop_body.
4058 (Layout::set_asection_address_from_script): Move code for orphan
4059 section placement out.
4060 (Layout::place_orphan_sections_in_script): New method definition.
4061 * layout.h (Output_segment_headers, Output_file_header):
4062 New forward class declarations.
4063 (Layout::~Layout): Define.
4064 (Layout::new_output_section_data_from_script): New method definition.
4065 (Layout::place_orphan_sections_in_script): New method declaration.
4066 (Layout::Segment_states): New type declaration.
4067 (Layout::save_segments, Layout::restore_segments,
4068 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4069 Layout::relaxation_loop_body): New method declarations.
4070 (Layout::Output_section_data_list): New type declaration.
4071 (Layout::Relaxation_debug_check): New class definition.
4072 (Layout::record_output_section_data_from_script_,
4073 Layout::script_output_section_data_list_, Layout::segment_states_,
4074 Layout::relaxation_debug_check_): New data members.
4075 * output.cc: (Output_section_headers::do_size): New method definition.
4076 (Output_section_headers::Output_section_headers): Move size
4077 computation to Output_section_headers::do_size.
4078 (Output_segment_headers::do_size): New method definition.
4079 (Output_file_header::Output_file_header): Move size computation to
4080 Output_file_header::do_size and call it.
4081 (Output_file_header::do_size): New method definition.
4082 (Output_data_group::Output_data_group): Adjust call to
4083 Output_section_data.
4084 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4085 (Output_symtab_xindex::do_write): Add array bound check.
4086 (Output_section::Input_section::print_to_mapfile): Handle
4087 RELAXED_INPUT_SECTION_CODE.
4088 (Output_section::Output_section): Initialize data member checkpoint_.
4089 (Output_section::~Output_section): Delete checkpoint object pointed
4091 (Output_section::add_input_section): Always add an Input_section if
4093 (Output_section::add_merge_input_section): Add assert.
4094 (Output_section::relax_input_section): New method definition.
4095 (Output_section::set_final_data_size): Set load address to zero for
4096 an unallocated section.
4097 (Output_section::do_address_and_file_offset_have_reset_values):
4098 New method definition.
4099 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4100 Handle relaxed input section.
4101 (Output_section::sort_attached_input_sections): Checkpoint input
4102 section list lazily.
4103 (Output_section::get_input_sections): Change type of input_sections to
4104 list of Simple_input_section pointers. Checkpoint input section list
4105 lazily. Also handle relaxed input sections.
4106 (Output_section::add_input_section_for_script): Take a reference to
4107 a Simple_input_section object instead of Relobj pointer and section
4108 index as parameter. Handle relaxed input sections.
4109 (Output_section::save_states, Output_section::restore_states): New
4111 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4112 (Output_data::is_data_size_fixed): New method definition.
4113 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4115 (Output_data::address_and_file_offset_have_reset_values): New method
4117 (Output_data::do_address_and_file_offset_have_reset_values): New method
4119 (Output_data::set_data_size): Check that data size is not fixed.
4120 (Output_data::fix_data_size): New method definition.
4121 (Output_data::is_data_size_fixed_): New data member.
4122 (Output_section_headers::set_final_data_size): New method definition.
4123 (Output_section_headers::do_size): New method declaration.
4124 (Output_segment_headers::set_final_data_size): New method definition.
4125 (Output_segment_headers::do_size): New method declaration.
4126 (Output_file_header::set_final_data_size)::New method definition.
4127 (Output_file_header::do_size)::New method declaration.
4128 (Output_section_data::Output_section_data): Add new parameter
4129 is_data_size_fixed and use it to fix data size.
4130 (Output_data_const::Output_data_const): Adjust call to base class
4131 constructor and fix data size.
4132 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4133 base class constructor and fix data size.
4134 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4135 base class constructor and fix data size.
4136 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4137 class constructor and fix data size.
4138 (Output_data_group::set_final_data_size): New method definition.
4139 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4140 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4141 class constructor and fix data size.
4142 (Output_relaxed_input_section): New class definition.
4143 (Output_section::Simple_input_section): New class definition.
4144 (Output_section::get_input_sections): Adjust parameter list.
4145 (Output_section::add_input_section_for_script): Same.
4146 (Output_section::save_states, Output_section::restore_states,
4147 Output_section::do_address_and_file_offset_have_reset_values,
4148 (Output_section::Input_section::Input_section): Handle
4149 RELAXED_INPUT_SECTION_CODE. Add new overload for
4150 Output_relaxed_input_section.
4151 (Output_section::Input_section::is_input_section,
4152 Output_section::Input_section::set_output_section): Handle relaxed
4154 (Output_section::Input_section::is_relaxed_input_section,
4155 Output_section::Input_section::output_section_data,
4156 Output_section::Input_section::relaxed_input_section): New method
4158 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4160 (Output_section::Input_section::u1_): Update comments.
4161 (Output_section::Input_section::u2_): Add new union member poris.
4162 (Output_section::Checkpoint_output_section): New classs definition.
4163 (Output_section::relax_input_section): New method declaration.
4164 (Output_section::checkpoint_): New data member.
4165 (Output_segment): Update comments.
4166 (Output_segment::Output_segment): Un-privatize copy constructor.
4167 (Output_segment::operator=): Un-privatize.
4168 * script-sections.cc (Output_section_element::Input_section_list):
4169 Change element type to Output_section::Simple_input_section.
4170 (Output_section_element_dot_assignment::set_section_addresses):
4171 Register output section data for relaxation clean up.
4172 (Output_data_exression::Output_data_expression): Adjust call to base
4173 constructor to fix data size.
4174 (Output_section_element_data::set_section_addresses): Register
4175 Output_data_expression object for relaxation clean up.
4176 (struct Input_section_info): Replace Relobj pointer and section index
4177 pair with Output_section::Simple_input_section and Convert struct to a
4179 (Input_section_sorter::operator()): Adjust access to
4180 Input_section_info data member to use accessors.
4181 (Output_section_element_input::set_section_addresses): Use layout
4182 parameter. Adjust code to use Output_section::Simple_input_section
4183 and Input_secction_info classes. Register filler for relaxation
4185 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4186 and section index pair with Output_section::Simple_input_section
4187 class. Adjust code accordingly.
4188 (Phdrs_element::release_segment): New method definition.
4189 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4191 (Script_sections::release_segments): New method definition.
4192 * gold/script-sections.h (Script_sections::release_segments): New
4194 * gold/target.h (Target::may_relax, Target::relax,
4195 Target::do_may_relax, Target::do_relax): New method definitions.
4197 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4199 * arm.cc (has_signed_unsigned_overflow): New function.
4200 (Arm_relocate_functions::abs8): New function.
4201 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4202 (Target_arm::Scan::global): Likewise.
4203 (Target_arm::relocate::relocate): Likewise.
4204 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4207 2009-09-16 Cary Coutant <ccoutant@google.com>
4209 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4210 * testsuite/Makefile.in: Regenerate.
4212 2009-09-11 Nick Clifton <nickc@redhat.com>
4214 * po/gold.pot: Updated by the Translation project.
4216 2009-09-08 Cary Coutant <ccoutant@google.com>
4218 * output.cc (Output_file::open): Add execute permission to empty file.
4219 * testsuite/Makefile.am (permission_test): New test.
4220 * testsuite/Makefile.in: Regenerate.
4222 2009-09-02 Ian Lance Taylor <iant@google.com>
4224 * output.cc (Output_file::resize): Call map_no_anonymous rather
4227 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4229 * gold.cc: Include "incremental.h".
4230 (queue_initial_tasks): Call Incremental_checker methods.
4231 * incremental.cc: Include "output.h".
4232 (Incremental_checker::can_incrementally_link_output_file): New
4234 * incremental.h (Incremental_checker): New class.
4236 * output.cc (Output_file::open_for_modification): New method.
4237 (Output_file::map_anonymous): Changed return type to bool. Record
4239 (Output_file::map_no_anonymous): New method, broken out of map.
4240 (Output_file::map): Use map_no_anonymous and map_anonymous.
4241 * output.h (class Output_file): Update declarations.
4243 2009-08-24 Cary Coutant <ccoutant@google.com>
4245 * options.h (Command_line::Pre_options): New class.
4246 (Command_line::pre_options): New member.
4247 * options.cc (gold::options::ready_to_register): New variable.
4248 (One_option::register_option): Do nothing if not registering options.
4249 Assert if same short option registered twice.
4250 (General_options::General_options): Turn off option registration when
4252 (Command_line::Pre_options::Pre_options): New constructor.
4254 2009-08-24 Cary Coutant <ccoutant@google.com>
4256 * options.h (General_options::no_keep_memory): Remove incorrect
4259 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4261 * Makefile.am (am__skiplex, am__skipyacc): New.
4262 * Makefile.in: Regenerate.
4264 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4266 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4267 (INCLUDES): ... this.
4268 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4269 (AM_CPPFLAGS): Renamed from ...
4270 (INCLUDE): ... this.
4271 * Makefile.in, testsuite/Makefile.in: Regenerate.
4273 * Makefile.in: Regenerate.
4274 * aclocal.m4: Likewise.
4275 * config.in: Likewise.
4276 * configure: Likewise.
4277 * testsuite/Makefile.in: Likewise.
4279 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4280 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4281 * Makefile.in: Regenerate.
4282 * testsuite/Makefile.in: Regenerate.
4284 2009-08-19 Cary Coutant <ccoutant@google.com>
4286 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4287 symbols in shared libraries overridden by hidden or internal symbols
4288 in the main program.
4290 2009-08-19 Chris Demetriou <cgd@google.com>
4292 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4293 checking source file names in error messages.
4295 2009-08-18 Doug Kwan <dougkwan@google.com>
4297 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4298 an elcpp::Ehdr as parameter. Adjust call to set_target.
4299 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4300 an elfcpp::Ehdr as parameter.
4301 * object.cc (Object::set_target): Remove the version that looks up
4302 a target and sets it.
4303 (Sized_relobj::setup): Take a Target object instead of
4304 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4305 (make_elf_sized_object): Find target and ask target to
4307 * object.h: (Object::set_target): Remove the version that looks up
4308 a target and sets it.
4309 (Sized_relobj::setup): Take a Target object instead of
4310 an elfcpp:Ehdr as parameter.
4311 * target.cc: Include dynobj.h.
4312 (Target::do_make_elf_object_implementation): New.
4313 (Target::do_make_elf_object): New.
4314 * target.h (Target::make_elf_object): New template declaration.
4315 (Target::do_make_elf_object): New method declarations.
4316 (Target::do_make_elf_object_implementation): New template declaration.
4318 2009-08-14 Ian Lance Taylor <iant@google.com>
4320 * gold.h (FUNCTION_NAME): Define.
4321 (gold_unreachable): Use FUNCTION_NAME.
4323 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4325 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4326 symbol in the --keep-unique list is not found.
4328 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4330 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4331 been maked as --keep-unique.
4332 (Icf::unfold_section): New function.
4333 * icf.h (Icf::unfold_section): New function.
4334 * options.h (General_options::keep_unique): New option.
4335 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4336 * testsuite/Makefile.in: Regenerate.
4337 * testsuite/icf_keep_unique_test.sh: New file.
4338 * testsuite/icf_keep_unique_test.cc: New file.
4340 2009-08-12 Cary Coutant <ccoutant@google.com>
4343 * resolve.cc (Symbol_table::resolve): Check for references from
4344 dynamic objects to hidden and internal symbols.
4345 * testsuite/Makefile.am (hidden_test.sh): New test.
4346 * testsuite/Makefile.in: Regenerate.
4347 * testsuite/hidden_test.sh: New script.
4348 * testsuite/hidden_test_1.c: New test source.
4349 * testsuite/hidden_test_main.c: New test source.
4351 2009-08-11 Doug Kwan <dougkwan@google.com>
4353 * arm.cc: Update comments.
4354 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4355 segment to locate the .ARM.exidx section if present.
4357 2009-08-09 Doug Kwan <dougkwan@google.com>
4359 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4362 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4363 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4366 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4368 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4369 valid tls_segment only for non-debug-section relocations.
4370 * testsuite/Makefile.am: Add gc_tls_test.
4371 * testsuite/Makefile.in: Regenerate.
4372 * testsuite/gc_tls_test.cc: New file.
4373 * testsuite/gc_tls_test.sh: New file.
4375 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4379 * Makefile.am (CCFILES): Add icf.cc.
4381 * Makefile.in: Regenerate.
4382 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4383 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4384 section, symbol and addend information for the relocs.
4385 * gold.cc (queue_middle_tasks): Call identical code folding.
4386 * gold.h: Add defines for multimap.
4387 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4388 to the call of finalize_local_symbols.
4389 * main.cc (main): Create object of class Icf.
4390 * object.cc (Sized_relobj::do_layout): Allow this function to be
4391 called twice during icf.
4392 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4393 to sections marked as identical by icf.
4394 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4396 (Sized_relobj::do_section_entsize): New function.
4397 * object.h (Object::section_entsize): New function.
4398 (Object::do_section_entsize): New pure virtual function.
4399 (Relobj::finalize_local_symbols): Add new parameter.
4400 (Relobj::do_section_entsize): New function.
4401 * options.h (General_options::icf): New option.
4402 (General_options::icf_iterations): New option.
4403 (General_options::print_icf_sections): New option.
4404 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4405 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4406 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4408 * symtab.cc (Symbol_table::is_section_folded): New function.
4409 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4410 to sections marked as identical by icf.
4411 * symtab.h (Symbol_table::set_icf): New function.
4412 (Symbol_table::icf): New function.
4413 (Symbol_table::is_section_folded): New function.
4414 (Symbol_table::icf_): New data member.
4415 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4416 * testsuite/Makefile.am: Add commands to build icf_test.
4417 * testsuite/Makefile.in: Regenerate.
4418 * testsuite/icf_test.sh: New file.
4419 * testsuite/icf_test.cc: New file.
4421 2009-07-24 Chris Demetriou <cgd@google.com>
4423 * layout.cc (is_compressible_debug_section): Fix incorrect
4424 comment about compressed section names.
4426 2009-07-20 Ian Lance Taylor <ian@airs.com>
4429 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4431 2009-07-16 Ian Lance Taylor <iant@google.com>
4434 * layout.h: #include <map>.
4435 (class Kept_section): Change from struct to class. Add accessors
4436 and setters. Add section size to Comdat_group mapping. Change
4437 Comdat_group to std::map. Add is_comdat_ field. Add
4438 linkonce_size field in union.
4439 (class Layout): Update declaration of find_or_add_kept_section.
4440 Don't declare find_kept_object.
4441 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4442 parameter. Add object, shndx, is_comdat, and is_group_name
4443 parameters. Change all callers. Adjust for new Kept_section.
4444 (Layout::find_kept_object): Remove.
4445 * object.cc (Sized_relobj::include_section_group): Update use of
4446 Kept_section. Rename secnum to shndx. Only record
4447 Kept_comdat_section if sections are the same size.
4448 (Sized_relobj::include_linkonce_section): Update use of
4449 Kept_section. Only record Kept_comdat_section if sections are the
4450 same size. Set size of linkonce section.
4451 (Sized_relobj::map_to_kept_section): Update call to
4452 get_kept_comdat_section.
4453 * object.h (class Sized_relobj): Rename fields in
4454 Kept_comdat_section to drop trailing underscores; change object
4455 field to Relobj*. Change Kept_comdat_section_table to store
4456 struct rather than pointer.
4457 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4458 Add kept_object and kept_shndx parameters. Change all callers.
4459 (Sized_relobj::get_kept_comdat_section): Change return type to
4460 bool. Add kept_object and kept_shndx parameters. Change all
4462 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4463 Layout::find_or_add_kept_section.
4465 2009-07-09 Ian Lance Taylor <iant@google.com>
4467 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4468 Reserve space in the hash table.
4470 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4472 * fileread.cc (File_read::get_mtime): New method.
4473 * fileread.h (Timespec): New structure.
4474 (File_read::get_mtime): New method.
4475 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4476 Renamed from timestamp_nsec.
4477 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4479 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4481 (Incremental_inputs::report_archive): Save mtime; style fix.
4482 (Incremental_inputs::report_obejct): Save mtime; style fix.
4483 (Incremental_inputs::report_script): Save mtime; style fix.
4484 (Incremental_inputs::finalize_inputs): Style fix.
4485 (Incremental_inputs::finalize): Style fix.
4486 (Incremental_inputs::create_input_section_data): Store inputs
4488 * incremental.h (Incremental_inputs::report_script): Add mtime
4490 (Incremental_inputs::Input_info::Input_info): Intialize only one
4492 (Incremental_inputs::Input_info::archive): Move to nameless
4494 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4495 (Incremental_inputs::Input_info::script): Move to nameless union.
4496 (Incremental_inputs::mtime): New field.
4497 * script.cc (read_input_script): Pass file mtime to
4499 * script.h (Script_info::inputs): Style fix.
4501 2009-07-01 Ian Lance Taylor <ian@airs.com>
4503 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4506 2009-06-24 Ian Lance Taylor <iant@google.com>
4509 * layout.cc (Layout::choose_output_section): If we find an
4510 existing section, update the flags.
4511 (Layout::create_notes): New function, broken out of
4513 (Layout::finalize): Don't create note sections.
4514 (Layout::create_note): Don't crash if linker script discards
4516 (Layout::create_gold_note): Likewise.
4517 (Layout::create_build_id): Likewise. Don't set
4518 after_input_sections on the section.
4519 (Layout::create_executable_stack_info): Remove target parameter.
4521 * layout.h (class Layout): Declare create_notes. Update
4522 declaration of create_executable_stack_info.
4523 * gold.cc (queue_middle_tasks): Call create_notes.
4524 * output.cc (Output_section::update_flags_for_input_section): Move
4525 here from output.h. If SHF_ALLOC flag is newly set, mark address
4527 * output.h (Output_data::mark_address_invalid): New function.
4528 (class Output_section): Only declare, not define,
4529 update_flags_for_input_section. Remove set_flags.
4531 2009-06-24 Ian Lance Taylor <iant@google.com>
4533 * script-sections.cc (Output_section_definition::
4534 set_section_addresses): Rename shadowing local load_address to
4537 2009-06-24 Ian Lance Taylor <iant@google.com>
4540 * reloc.cc (relocate_sections): Skip empty relocation sections.
4542 2009-06-23 Ian Lance Taylor <iant@google.com>
4545 * layout.cc (Layout::create_note): Use choose_output_section
4546 rather than make_output_section.
4548 2009-06-23 Ian Lance Taylor <iant@google.com>
4551 * options.cc (General_options::parse_V): Set printed_version_.
4552 (General_options::General_options): Initialize printed_version_.
4553 * options.h (class General_options): Add printed_version_ field.
4554 * gold.cc (queue_initial_tasks): If there are no input files,
4555 don't give a fatal error if we printed the version information.
4556 (queue_middle_tasks): If using -r with a shared object, give a
4557 fatal error rather than an ordinary error.
4559 2009-06-23 Ian Lance Taylor <iant@google.com>
4562 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4563 (Layout::make_output_section): Set have_stabstr_section_ if we see
4564 a .stab*str section.
4565 (Layout::finalize): Call link_stabs_sections.
4566 (Layout::link_stabs_sections): New file.
4567 * layout.h (class Layout): Add have_stabstr_section_ field.
4568 Declare link_stabs_sections.
4570 2009-06-23 Doug Kwan <dougkwan@google.com>
4572 * Makefile.am (libgold_a_LIBADD): New.
4573 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4574 * Makefile.in: Regenerate.
4575 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4576 * configure: Regenerate.
4577 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4578 * fileread.cc: Include sys/state.h
4579 * gold.h: Declare memmem and strndup if found missing.
4580 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4582 2009-06-23 Ian Lance Taylor <iant@google.com>
4584 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4585 * configure: Rebuild.
4587 2009-06-23 Ian Lance Taylor <iant@google.com>
4590 * object.cc (Object::section_contents): Don't try to get a view if
4591 the section has length zero.
4592 (Object::handle_gnu_warning_section): If the section is empty, use
4593 the name of the section as the warning.
4595 2009-06-23 Ian Lance Taylor <iant@google.com>
4598 * stringpool.h (class Stringpool_template): Add optimize_ field.
4599 (Stringpool_template::set_optimize): New function.
4600 * stringpool.cc (Stringpool_template::Stringpool_template):
4601 Initialize optimize_ field.
4602 (Stringpool_template::set_string_offsets): Test local optimize
4603 fild rather than parameter.
4604 * layout.cc (Layout::Layout): Call set_optimize on the section
4607 2009-06-22 Ian Lance Taylor <iant@google.com>
4610 * yyscript.y: Parse TARGET.
4611 * script.cc (script_set_target): New function.
4612 * script-c.h (script_set_target): Declare.
4613 * options.cc (General_options::string_to_object_format): Rename
4614 from string_to_object_format in anonymous namespace. Change
4616 * options.h (class General_options): Declare
4617 string_to_object_format.
4619 2009-06-22 Ian Lance Taylor <iant@google.com>
4621 * script-sections.cc (Script_sections::create_segments): Don't put
4622 program headers in a PT_LOAD segment if -n or -N.
4624 2009-06-22 Ian Lance Taylor <iant@google.com>
4627 * options.h (class General_options): Add -z lazy and -z now. Sort
4628 -z options into alphabetical order.
4629 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4631 2009-06-21 Ian Lance Taylor <iant@google.com>
4633 * layout.cc (Layout::make_output_section): Call
4634 Target::new_output_section.
4635 (Layout::attach_allocated_section_to_segment): Put large section
4636 sections in a separate load segment with the large segment flag
4638 (Layout::segment_precedes): Sort large data segments after other
4640 (align_file_offset): New static function.
4641 (Layout::set_segment_offsets): Use align_file_offset.
4642 * output.h (class Output_section): Add is_small_section_ and
4643 is_large_section_ fields.
4644 (Output_section::is_small_section): New function.
4645 (Output_section::set_is_small_section): New function.
4646 (Output_section::is_large_section): New function.
4647 (Output_section::set_is_large_section): New function.
4648 (Output_section::is_large_data_section): New function.
4649 (class Output_segment): Add is_large_data_segment_ field.
4650 (Output_segment::is_large_data_segment): New function.
4651 (Output_segment::set_is_large_data_segment): New function.
4652 * output.cc (Output_section::Output_section): Initialize new
4654 (Output_segment::Output_segment): Likewise.
4655 (Output_segment::add_output_section): Add assertion that large
4656 data sections always go in large data segments. Force small data
4657 sections to the end of the list of data sections. Force small BSS
4658 sections to the start of the list of BSS sections. For large BSS
4659 sections to the end of the list of BSS sections.
4660 * symtab.h (class Symbol): Declare is_common_shndx.
4661 (Symbol::is_defined): Check Symbol::is_common_shndx.
4662 (Symbol::is_common): Likewise.
4663 (class Symbol_table): Define enum Commons_section_type. Update
4664 declarations. Add small_commons_ and large_commons_ fields.
4665 * symtab.cc (Symbol::is_common_shndx): New function.
4666 (Symbol_table::Symbol_table): Initialize new fields.
4667 (Symbol_table::add_from_object): Put small and large common
4668 symbols in the right list.
4669 (Symbol_table::sized_finalized_symbol): Check
4670 Symbol::is_common_shndx.
4671 (Symbol_table::sized_write_globals): Likewise.
4672 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4673 common symbol lists. Don't call do_allocate_commons_list if the
4675 (Symbol_table::do_allocate_commons_list): Remove is_tls
4676 parameter. Add comons_section_type parameter. Change all
4677 callers. Handle small and large common symbols.
4678 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4679 Symbol::is_common_shndx.
4680 * resolve.cc (symbol_to_bits): Likewise.
4681 * target.h (Target::small_common_shndx): New function.
4682 (Target::small_common_section_flags): New function.
4683 (Target::large_common_shndx): New function.
4684 (Target::large_common_section_flags): New function.
4685 (Target::new_output_section): New function.
4686 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4687 small_common_section_flags, and large_common_section_flags
4689 (Target::do_new_output_section): New virtual function.
4690 * arm.cc (Target_arm::arm_info): Initialize new fields.
4691 * i386.cc (Target_i386::i386_info): Likewise.
4692 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4694 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4695 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4696 (Target_x86_64::do_new_output_section): New function.
4697 * configure.ac: Define conditional MCMODEL_MEDIUM.
4698 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4699 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4700 (large_LDFLAGS): Define.
4701 * testsuite/large.c: New file.
4702 * testsuite/testfile.cc (Target_test::test_target_info):
4703 Initialize new fields.
4704 * configure, testsuite/Makefile.in: Rebuild.
4706 2009-06-05 Doug Kwan <dougkwan@google.com>
4708 * Makefile.am (CCFILES): Add target.cc.
4709 * Makefile.in: Regenerate.
4710 * i386.cc (class Target_i386): Define new virtual method to
4711 override do_is_local_label_name in parent.
4712 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4713 local symbols if --discard-locals or -X is given.
4714 * options.h (class General_options): Declare new options
4715 '--discard-locals' and '-X' for discarding locals.
4716 * target.h (class Target): Define new methods is_local_label_name.
4717 Declare new virtual method do_is_local_label_name.
4718 * target.cc: New file.
4719 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4720 (check_SCRIPTS): Add discard_locals_test.sh.
4721 (check_DATA): Add discard_local_tests.syms.
4722 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4723 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4724 * testsuite/Makefile.in: Regenerate.
4725 * testsuite/discard_locals_test.c: New file.
4726 * testsuite/discard_locals_test.sh: Same.
4728 2009-06-05 Doug Kwan <dougkwan@google.com>
4730 * object.cc (Sized_relobj::Sized_relobj): Initialize
4731 discarded_eh_frame_shndx_ to -1U.
4732 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4734 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4735 a discarded .eh_frame section.
4736 (Sized_relobj::do_finalize_local_symbols): Ditto.
4737 * object.h (class Sized_relobj): Declare new member
4738 discarded_eh_frame_shndx_.
4739 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4740 (local_labels_test.o, local_labels_test): New rules.
4741 * testsuite/Makefile.in: Regenerate.
4743 2009-06-04 Doug Kwan <dougkwan@google.com>
4745 * layout.cc (Layout::section_name_mapping): Add mapping for
4746 special ARM sections.
4748 2009-06-03 Doug Kwan <dougkwan@google.com>
4750 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4751 (utils::has_overflow): Same.
4753 2009-06-03 Ian Lance Taylor <iant@google.com>
4755 * layout.cc (Layout::section_name_mapping): New array, replacing
4756 Layout::linkonce_mapping.
4757 (Layout::section_name_mapping_count): New variable, replacing
4758 Layout::linkonce_mapping_count.
4759 (Layout::linkonce_output_name): Remove.
4760 (Layout::output_section_name): Rewrite.
4761 * layout.h (class Layout): Rename Linkonce_mapping to
4762 Section_name_mapping, linkonce_mapping to section_name_mapping,
4763 linkonce_mapping_count to section_name_mapping_count. Don't
4764 declare linkonce_output_name.
4766 2009-06-03 Doug Kwan <dougkwan@google.com>
4768 * gold/arm.cc (namespace utils): New.
4769 (Target_arm::reloc_is_non_pic): Define new method.
4770 (class Arm_relocate_functions): New.
4771 (Target_arm::Relocate::relocate): Handle relocation types used by
4774 2009-06-03 Ian Lance Taylor <iant@google.com>
4776 * arm.cc (Target_arm::scan::global): Use || instead of |.
4778 2009-06-02 Doug Kwan <dougkwan@google.com>
4780 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4781 issued_non_pic_error_.
4782 (class Target_arm::Scan): Declare new method check_non_pic.
4783 Define new method symbol_needs_plt_entry.
4784 Declare new data member issued_non_pic_error_.
4785 (class Target_arm::Relocate): Declare new method
4786 should_apply_static_reloc.
4787 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4788 (Target_arm::Scan::check_non_pic): Define new method.
4789 (Target_arm::Scan::local): Handle a small subset of reloc types used
4791 (Target_arm::Scan::local): Same.
4792 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4794 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4796 * incremental.cc (Incremental_inputs::report_command_line): Filter
4797 out --incremental-* options.
4799 2009-05-29 Doug Kwan <dougkwan@google.com>
4801 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4803 (class Target_arm): Update comment.
4804 (Target_arm::Target_arm): Initialize new data members GOT_,
4805 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4806 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4807 and Target_arm::rel_dyn_section.
4808 Declare new_enum Target_arm::Got_type.
4809 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4811 Update commments for member do_dynsym_value.
4812 (Target_arm::got_size, Target_arm::plt_section,
4813 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4814 new methods inside class defintion.
4815 (Target_arm::got_section): Define new method.
4816 (Target_arm::rel_dyn_section): Same.
4817 (Output_data_plt_arm): New template class.
4818 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4819 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4820 (Output_data_plt_arm::add_entry): Same.
4821 (Output_data_plt_arm::first_plt_entry): Define new
4822 static data member for PLT instruction template.
4823 (Output_data_plt_arm::plt_entry): Same.
4824 (Output_data_plt_arm::do_write): Define new method.
4825 (Target_arm::make_plt_entry): Same.
4826 (Target_arm::do_finalize_sections): Same.
4827 (Target_arm::do_dynsym_value): Same.
4829 2009-05-28 Doug Kwan <dougkwan@google.com>
4831 * Makefile.am (TARGETSOURCES): Add arm.cc.
4832 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4833 * Makefile.in: Regenerate.
4835 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4837 2009-05-26 Doug Kwan <dougkwan@google.com>
4839 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4840 (General_options::check_excluded_libs): Strip off directories in
4841 archive name before matching like GNU ld does.
4842 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4843 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4844 (exclude_libs_test_LDFLAGS): Add linker option
4845 -Wl,--exclude-libs,libexclude_libs_test_3
4846 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4847 an explicit archive without using -l.
4848 (alt/libexclude_libs_test_3.a): New make rule.
4849 * testsuite/Makefile.in: Regenerate.
4850 * testsuite/exclude_libs_test.c : Declare lib3_default().
4852 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4853 * exclude_libs_test_3.c: New file.
4855 2009-05-26 Nick Clifton <nickc@redhat.com>
4857 * po/id.po: New Indonesian translation.
4858 * po/gold.pot: Updated template file.
4860 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4862 * testsuite/Makefile.am: Add -ffunction-sections to compile
4863 gc_comdat_test files. Add -Wl,--gc-sections to build
4865 * testsuite/Makefile.in: Regenerate.
4866 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4868 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4870 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4871 kept comdat section was garbage collected.
4872 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4873 * testsuite/Makefile.in: Regenerate.
4874 * testsuite/gc_comdat_test.sh: New file.
4875 * testsuite/gc_comdat_test_1.cc: New file.
4876 * testsuite/gc_comdat_test_2.cc: New file.
4878 2009-05-19 Doug Kwan <dougkwan@google.com>
4880 * archive.cc (Archive::Archive): Move constructor from archive.h
4881 to here. Initialize no_export_.
4882 (Archive::get_elf_object_for_member): Set no_export flag of object.
4883 * archive.h (Archive::Archive): Move constructor body to
4885 (Archive::no_export): New method.
4886 (Archive::no_export_): New field.
4887 * object.h (Object::Object): Initialize no_export_ to false.
4888 (Object::no_export, Object::set_no_export): New methods.
4889 (Object::no_export_): New field.
4890 * options.cc (General_options::parse_exclude_libs): New method.
4891 (General_options::check_excluded_libs) Same.
4892 * options.h (exclude_libs): New option.
4893 (General_options::check_excluded_libs): New method declaration.
4894 (General_options::excluded_libs_): New field.
4895 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4896 default or protected visibility if an object has no-export flag set.
4897 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4898 (check_SCRIPTS): Add exclude_libs_test.sh.
4899 (check_DATA): Add exclude_libs_test.syms.
4900 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4901 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4902 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4903 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4904 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4905 libexclude_libs_test_2.a): New rules.
4906 * testsuite/Makefile.in: Regenerate.
4907 * testsuite/exclude_libs_test.c: New file.
4908 * testsuite/exclude_libs_test.sh: Ditto.
4909 * testsuite/exclude_libs_test_1.c: Ditto.
4910 * testsuite/exclude_libs_test_2.c: Ditto.
4912 2009-05-15 Ian Lance Taylor <iant@google.com>
4914 * configure.ac: Check for declarations for cases where libiberty.h
4915 checks HAVE_DECL_xxx.
4916 * configure, config.in: Rebuild.
4918 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4920 * gold.h (Incremental_argument_list): Remove (invalid) forward
4922 * incremental.cc (Incremental_inputs::report_achive): New method.
4923 (Incremental_inputs::report_object): New method.
4924 (Incremental_inputs::report_script): New method.
4925 (Incremental_inputs::finalize_inputs): New method.
4926 (Incremental_inputs::finalize): Call finalize_inputs().
4927 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4928 Create inputs entries.
4929 * incremental.h (Incremental_input_type): New enum.
4930 (Incremental_inputs::Incremental_input): Initialize new fields.
4931 (Incremental_inputs::report_inputs): New method.
4932 (Incremental_inputs::report_achive): New method.
4933 (Incremental_inputs::report_object): New method.
4934 (Incremental_inputs::report_script): New method.
4935 (Incremental_inputs::finalize_inputs): New method.
4936 (Incremental_inputs::Input_info): New struct.
4937 (Incremental_inputs::Input_info_map): New typedef.
4938 (Incremental_inputs::lock_): New field.
4939 (Incremental_inputs::Inputs_): New field.
4940 (Incremental_inputs::Inputs_map): New field.
4941 * main.cc (main): Call Incremental_input::report_inputs.
4942 * options.h (Input_argument_list): Typedef moved from
4944 (Input_file_group::Files): Remove, use ::Input_argument_list.
4945 (Input_file_group::Input_argument_list): Remove, use
4946 ::Input_argument_list.
4947 * plugin.cc (Plugin_manager::add_input_file): Add error in
4949 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4951 * script.cc (read_input_script): Call
4952 Incremental_input::report_script.
4953 * script.h (Script_info): New class.
4955 2009-04-27 Ian Lance Taylor <iant@google.com>
4957 * x86_64.cc (do_adjust_output_section): Set entsize to
4960 2009-04-23 Elliott Hughes <enh@google.com>
4962 * output.cc (Output_file::close): After short writes, continue
4963 writing from the correct offset in the buffer being written.
4965 2009-04-23 Chris Demetriou <cgd@google.com>
4967 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4968 * configure: Regenerate.
4969 * config.in: Regenerate.
4970 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4971 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4973 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4975 * incremental.cc (Incremental_inputs_header_data): Renamed from
4976 Incremental_input_header_data.
4977 (Incremental_inputs_header_data::data_size): New field.
4978 (Incremental_inputs_header_data::put_input_file_count): Renamed
4979 from input_file_count.
4980 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4981 from command_line_offset.
4982 (Incremental_inputs_header_data::put_reserved): Renamed from
4984 (Incremental_inputs_entry_data): Renamed from
4985 Incremental_input_entry_data.
4986 (Incremental_inputs_entry_data::data_size): New field.
4987 (Incremental_inputs::report_command_line): New method.
4988 (Incremental_inputs::finalize): New method.
4989 (Incremental_inputs::create_incremental_inputs_data): New method.
4990 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4991 * incremental.h: New file.
4992 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4993 (Layout::finalize): Create incremental inputs section in
4995 (Layout::create_incremental_info_sections): New method.
4996 * layout.h (Layout::incremental_inputs): New method.
4997 (Layout::create_incremental_info_sections): New method.
4998 (Layout::incremental_inputs_): New field.
4999 * main.cc (main): Notify Incremental_input of the command line.
5001 2009-04-01 Ian Lance Taylor <iant@google.com>
5002 Mikolaj Zalewski <mikolajz@google.com>
5004 * gold.h (reserve_unordered_map): Define, three versions, one for
5005 each version of Unordered_map.
5006 * layout.cc (Layout::Layout): Remove options parameter. Add
5007 number_of_input_files parameter. Don't initialize options_.
5008 Initialize number_of_input_files_ and resized_signatures_. Move
5009 sections_are_attached_.
5010 (Layout::layout_group): Reserve space for group_signatures_.
5011 (Layout::find_or_add_kept_section): Change name parameter to be a
5012 reference. Resize signatures_ map when it gets large enough.
5013 (Layout::layout_eh_frame): Use parameters->options() instead of
5015 (Layout::make_output_section): Likewise.
5016 (Layout::attach_allocated_section_to_segment): Likewise.
5017 (Layout::finalize, Layout::create_executable_stack): Likewise.
5018 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5019 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5020 * layout.h (class Layout): Update declarations. Remove options_
5021 field. Add number_of_input_files_ and resized_signatures_
5022 fields. Move sections_are_attached_ field.
5023 * main.cc (main): Pass number of input files to Layout
5024 constructor. Don't pass options.
5026 2009-03-30 Ian Lance Taylor <iant@google.com>
5028 * ffsll.c (ffsll): Correct implementation.
5030 2009-03-27 Ian Lance Taylor <iant@google.com>
5032 * ffsll.c: New file.
5033 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5034 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5035 * ftruncate.c (ftruncate): Declare before definition.
5036 * mremap.c (mremap): Likewise.
5037 * pread.c (pread): Likewise.
5038 * configure, Makefile.in, config.in: Rebuild.
5040 * mremap.c: New file.
5041 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5042 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5043 (mremap): Declare if HAVE_MREMAP is not defined.
5044 * configure, Makefile.in, config.in: Rebuild.
5046 2009-03-27 Cary Coutant <ccoutant@google.com>
5048 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5049 position independent.
5050 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5051 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5053 2009-03-24 Cary Coutant <ccoutant@google.com>
5055 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5057 (needs_dynamic_reloc): Likewise.
5059 2009-03-24 Ian Lance Taylor <iant@google.com>
5061 * yyscript.y (file_cmd): Recognize EXTERN.
5062 (extern_name_list, extern_name_list_body): New nonterminals.
5063 * script.cc (script_add_extern): Define.
5064 * script-c.h (script_add_extern): Declare.
5066 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5068 * object.cc (is_elf_object): Define.
5069 * object.h (is_elf_object): Declare.
5070 * archive.cc (Archive::get_elf_object_for_member): Call
5072 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5074 2009-03-24 Elliott Hughes <enh@google.com>
5076 * output.cc (Output_file::map_anonymous): Define.
5077 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5078 try an anonymous one. Report the size if the mmap fails.
5079 * output.h (class Output_file): Declare map_anonymous.
5081 2009-03-24 Ian Lance Taylor <iant@google.com>
5083 * target-select.cc (instantiate_target): Don't acquire the lock if
5084 the instantiated_target_ field has already been set.
5086 2009-03-23 Ian Lance Taylor <iant@google.com>
5088 * gold-threads.h (class Initialize_lock): Define.
5089 * gold-threads.cc (class Initialize_lock_once): Define.
5090 (initialize_lock_control): New static variable.
5091 (initialize_lock_pointer): New static variable.
5092 (initialize_lock_once): New static function.
5093 (Initialize_lock::Initialize_lock): Define.
5094 (Initialize_lock::initialize): Define.
5095 * target-select.h: Include "gold-threads.h".
5096 (class Target_selector): Add lock_ and initialize_lock_ fields.
5097 Don't define instantiate_target, just declare it.
5098 * target-select.cc (Target_selector::Target_selector): Initialize
5100 (Target_selector::instantiate_target): Define.
5101 * descriptors.h: Include "gold-threads.h".
5102 (class Descriptors): Add initialize_lock_ field.
5103 * descriptors.cc (Descriptors::Descriptors): Initialize new
5105 (Descriptors::open): Use initialize_lock_ field
5106 * errors.h (class Errors): Add initialize_lock_ field.
5107 * errors.cc (Errors::Errors): Initialize new field.
5108 (Errors::initialize_lock): Use initialize_lock_ field.
5109 * powerpc.cc (class Target_selector_powerpc): Remove
5110 instantiated_target_ field. In do_recognize call
5111 instantiate_target rather than do_instantiate_target. In
5112 do_instantiate_target just allocate a new target.
5113 * sparc.cc (class Target_selector_sparc): Likewise.
5115 * freebsd.h: New file.
5116 * i386.cc: Include "freebsd.h".
5117 (Target_i386): Derive from Target_freebsd rather than
5119 (Target_selector_i386): Derive from Target_selector_freebsd rather
5120 than Target_selector.
5121 * x86_64.cc: Include "freebsd.h".
5122 (Target_x86_64): Derive from Target_freebsd rather than
5124 (Target_selector_x86_64): Derive from Target_selector_freebsd
5125 rather than Target_selector.
5126 * target.h (class Target): Add adjust_elf_header and
5127 do_adjust_elf_header.
5128 * output.cc (Output_file_header:: do_sized_write): Call target
5129 adjust_elf_header routine.
5130 * configure.tgt: Set targ_osabi.
5131 * configure.ac: Define GOLD_DEFAULT_OSABI.
5132 * parameters.cc (Parameters::default_target): Pass
5133 GOLD_DEFAULT_OSABI to select_target.
5134 * target-select.h (class Target_selector): Make instantiate_target
5135 protected rather than private.
5136 * Makefile.am (HFILES): Add freebsd.h.
5137 * configure, Makefile.in, config.in: Rebuild.
5139 * merge.cc (do_add_input_section): Correct pend value. Change
5140 message about last entry not being null terminated from error to
5143 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5145 * incremental.cc: New file.
5146 * Makefile.am (CCFILES): Add incremental.cc.
5147 * Makefile.in: Rebuild.
5149 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5151 * layout.cc (Layout::output_section_name): Preserve names
5152 of '.note.' sections.
5154 2009-03-19 Ian Lance Taylor <iant@google.com>
5156 * descriptors.cc (Descriptors::open): Check that the options are
5157 valid before using them.
5159 2009-03-18 Ian Lance Taylor <iant@google.com>
5161 * script-sections.h: Include <list>.
5162 (class Script_sections): Change Sections_elements from std::vector
5163 to std::list. Typedef public Elements_iterator. Add
5164 orphan_section_placement_, data_segment_align_start_, and
5165 saw_data_segment_align_ fields. Remove data_segment_align_index_
5167 * script-sections.cc (class Orphan_section_placement): New class.
5168 (class Sections_element): Add virtual functions is_relro and
5169 orphan_section_init. Remove virtual function place_orphan_here.
5170 (class Output_section_definition): Add is_relro and
5171 orphan_section_init. Remove place_orphan_here.
5172 (class Orphan_output_section): Likewise.
5173 (Script_sections::Script_sections): Update for field changes.
5174 (Script_sections::data_segment_align): Set saw_data_segment_align_
5175 and data_segment_align_start_, not data_segment_align_index.
5176 (Script_sections::data_segment_relro_end): Check
5177 saw_data_segment_align_. Use data_segment_align_start_ rather
5178 than data_segment_align_index_.
5179 (Script_sections::place_orphan): Rewrite to use
5180 Orphan_section_placement.
5182 2009-03-17 Ian Lance Taylor <iant@google.com>
5184 * archive.cc (Archive::add_symbols): Check for a version attached
5185 to the symbol name in the archive map.
5186 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5187 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5188 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5189 (ver_test_11.a): New target.
5190 * testsuite/Makefile.in: Rebuild.
5192 * configure.ac: Check for chsize and posix_fallocate. Replace
5194 * ftruncate.c: New file, from gnulib.
5195 * output.cc (posix_fallocate): Define dummy version if not
5196 HAVE_POSIX_FALLOCATE.
5197 (Output_file::map): Call posix_fallocate rather than lseek and
5199 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5200 * configure, Makefile.in, config.in: Rebuild.
5202 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5204 * layout.h (Layout::create_note): Add section_name parameter.
5205 * layout.cc (Layout::create_note): Likewise.
5206 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5208 2009-03-17 Ian Lance Taylor <iant@google.com>
5210 * descriptors.cc: Include "options.h".
5211 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5212 (Descriptors::open): Always use O_CLOEXEC when opening a new
5213 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5214 then set FD_CLOEXEC.
5216 * sparc.cc (class Target_sparc): Add has_got_section.
5217 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5218 make sure we have a GOT section.
5220 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5221 (Target_sparc::Scan::local): Likewise.
5222 (Target_sparc::Scan::global): Likewise.
5223 (Target_sparc::Relocate::relocate): Likewise.
5224 (Target_sparc::Relocate::relocate_tls): Likewise.
5226 * symtab.cc (Symbol_table::define_default_version): New function,
5227 broken out of add_from_object.
5228 (Symbol_table::add_from_object): Call define_default_version.
5229 (Symbol_table::define_special_symbol): Add resolve_oldsym
5230 parameter. Change all callers. If the version for a symbol comes
5231 from a version script, resolve it with the symbol with the same
5232 name with no version. Also add the symbol without a version if
5234 (do_define_in_output_data): If resolving with oldsym, don't delete
5236 (do_define_in_output_segment): Likewise.
5237 (do_define_as_constant): Likewise.
5238 * symtab.h (class Symbol_table): Update declarations.
5240 2009-03-13 Ian Lance Taylor <iant@google.com>
5242 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5243 (Read_symbols::requeue): New function.
5244 (Read_symbols::do_read_symbols): If make_elf_object fails because
5245 the target type is not configured, and the file was searched for,
5246 issue a warning and retry with the next directory.
5247 (Add_symbols::run): If the file has an incompatible format, and
5248 it was searched for, requeue the Read_symbols task. On error,
5250 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5251 dirindex parameter to constructor. Change all callers. Declare
5252 incompatible_warning and requeue.
5253 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5254 input_argument_ and input_group_ fields. Add them to
5255 constructor. Change all callers.
5256 (class Read_script): Add dirindex_ field. Add it to constructor.
5258 * archive.cc (Archive::setup): Remove input_objects parameter.
5260 (Archive::get_file_and_offset): Likewise.
5261 (Archive::read_all_symbols): Likewise.
5262 (Archive::read_symbols): Likewise.
5263 (Archive::get_elf_object_for_member): Remove input_objects
5264 parameter. Add punconfigured parameter. Change all callers.
5265 (Archive::add_symbols): Change return type to bool. Check return
5266 value of include_member.
5267 (Archive::include_all_members): Likewise.
5268 (Archive::include_member): Change return type to bool. Return
5269 false if first included object has incompatible target. Set
5270 included_member_ field.
5271 (Add_archive_symbols::run): If add_symbols returns false, requeue
5273 * archive.h (class Archive): Add included_member_ field.
5274 Initialize it in constructor. Add input_file and searched_for
5275 methods. Update declarations.
5276 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5277 input_argument_ fields. Add them to constructor. Change all
5279 * script.cc: Include "target-select.h".
5280 (class Parser_closure): Add skip_on_incompatible_target_ and
5281 found_incompatible_target_ fields. Add
5282 skip_on_incompatible_target parameter to constructor. Change all
5283 callers. Add methods skip_on_incompatible_target,
5284 clear_skip_on_incompatible_target, found_incompatible_target, and
5285 set_found_incompatible_target.
5286 (read_input_script): Add dirindex parameter. Change all callers.
5287 If parser finds an incompatible target, requeue Read_symbols
5289 (script_set_symbol): Clear skip_on_incompatible_target in
5291 (script_add_assertion, script_parse_option): Likewise.
5292 (script_start_sections, script_add_phdr): Likewise.
5293 (script_check_output_format): New function.
5294 * script.h (read_input_script): Update declaration.
5295 * script-c.h (script_check_output_format): Declare.
5296 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5297 (ignore_cmd): Remove OUTPUT_FORMAT.
5298 * fileread.cc (Input_file::Input_file): Add explicit this.
5299 (Input_file::will_search_for): New function.
5300 (Input_file::open): Add pindex parameter. Change all callers.
5301 * fileread.h (class Input_file): Add input_file_argument method.
5302 Declare will_search_for. Update declarations.
5303 * object.cc (make_elf_object): Add punconfigured parameter.
5305 * object.h (class Object): Make input_file public. Add
5306 searched_for method.
5307 (make_elf_object): Update declaration.
5308 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5310 * dirsearch.h (class Dirsearch): Update declaration.
5311 * options.h (class General_options): Add --warn-search-mismatch.
5312 * parameters.cc (Parameters::is_compatible_target): New function.
5313 * parameters.h (class Parameters): Declare is_compatible_target.
5314 * workqueue.cc (Workqueue::add_blocker): New function.
5315 * workqueue.h (class Workqueue): Declare add_blocker.
5317 * fileread.cc (Input_file::open): Remove options parameter.
5319 (Input_file::open_binary): Likewise.
5320 * script.cc (read_input_script): Likewise.
5321 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5322 options parameter from constructor. Change all callers.
5323 (class Read_script): Likewise.
5324 * fileread.h (class Input_file): Update declarations.
5325 * script.h (read_input_script): Update declaration.
5327 2009-03-10 Nick Clifton <nickc@redhat.com>
5329 * po/es.po: New Spanish translation.
5331 2009-03-06 Cary Coutant <ccoutant@google.com>
5333 * options.cc (parse_short_option): Keep dash_z from registering itself.
5335 2009-03-03 Ian Lance Taylor <iant@google.com>
5338 * target-reloc.h (relocate_section): Pass output_section to
5340 * i386.cc (Target_i386::should_apply_static_reloc): Add
5341 output_section parameter. Change all callers.
5342 (Target_i386::Relocate::relocate): Add output_section parameter.
5343 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5344 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5345 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5346 * testsuite/two_file_shared.sh: New script.
5347 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5348 (check_DATA): Add two_file_shared.dbg.
5349 (two_file_shared.dbg): New target.
5350 * testsuite/Makefile.in: Rebuild.
5352 2009-03-01 Ian Lance Taylor <iant@google.com>
5354 * configure.ac: Check for byteswap.h.
5355 * configure: Rebuild.
5356 * config.in: Rebuild.
5358 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5360 * layout.cc (Layout::find_or_add_kept_section): New function.
5361 (Layout::add_comdat): Removed.
5362 * layout.h (struct Kept_section): Move out of class Layout.
5363 Remove trailing underscores from field names. Add group_sections
5364 field. Rename group_ field to is_group. Change all uses.
5365 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5366 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5367 comdat_groups_ field.
5368 (Sized_relobj::include_section_group): Use
5369 find_or_add_kept_section and Kept_section::group_sections.
5370 (Sized_relobj::include_linkonce_section): Likewise.
5371 * object.cc (class Sized_relobj): Don't define Comdat_group or
5372 Comdat_group_table. Remove find_comdat_group and
5373 add_comdat_group. Remove comdat_groups_ field.
5374 * plugin.cc (include_comdat_group): Use
5375 Layout::find_or_add_kept_section.
5377 2009-02-28 Ian Lance Taylor <iant@google.com>
5379 * README: --gc-sections and map files are now supported. Document
5380 some build requirements.
5383 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5384 relocatable link set the value of the section symbol to zero.
5385 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5386 relocatable link don't include the section address in the local
5389 2009-02-27 Ian Lance Taylor <iant@google.com>
5392 * options.h (class Search_directory): Add is_system_directory.
5393 (class General_options): Declare is_in_system_directory.
5394 * options.cc (get_relative_sysroot): Make static.
5395 (get_default_sysroot): Make static.
5396 (General_optoins::is_in_system_directory): New function.
5397 * fileread.cc (Input_file::is_in_system_directory): New function.
5398 * fileread.h (class Input_file): Declare is_in_system_directory.
5399 * object.h (class Object): Add is_in_system_directory.
5400 (class Input_objects): Remove system_library_directory_ field.
5401 * object.cc (Input_objects::add_object): Don't set
5402 system_library_directory_.
5403 (input_objects::found_in_system_library_directory): Remove.
5404 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5405 parameter. Change all callers.
5406 (Symbol_table::sized_write_globals): Likewise.
5407 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5408 Call Object::is_in_system_directory.
5409 * symtab.h (class Symbol_table): Update declarations.
5412 * descriptors.h (Open_descriptor): Add is_on_stack field.
5413 * descriptors.cc (Descriptors::open): If the descriptor is on the
5414 top of the stack, remove it. Initialize is_on_stack field.
5415 (Descriptors::release): Only add pod to stack if it is not on the
5417 (Descriptors::close_some_descriptor): Clear stack_next and
5421 * output.cc (Output_section::find_starting_output_address): Rename
5422 from starting_output_address; add PADDR parameter; change return
5424 * output.h (class Output_section): Declare
5425 find_starting_output_address instead of starting_output_address.
5426 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5427 section symbol for which we can't find a merge section.
5430 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5431 hidden or internal, force the symbol to be local.
5432 * resolve.cc (Symbol::override_visibility): Define.
5433 (Symbol::override_base): Use override_visibility.
5434 (Symbol_table::resolve): Likewise.
5435 (Symbol::override_base_with_special): Likewise.
5436 (Symbol_table::override_with_special): If the visibility is hidden
5437 or internal, force the symbol to be local.
5438 * symtab.h (class Symbol): Add set_visibility and
5439 override_visibility.
5440 * testsuite/ver_test_1.sh: New file.
5441 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5442 (check_DATA): Add ver_test_1.syms.
5443 (ver_test_1.syms): New target.
5444 * testsuite/Makefile.in: Rebuild.
5446 2009-02-25 Cary Coutant <ccoutant@google.com>
5448 * layout.cc (Layout::choose_output_section): Don't rename sections
5449 when using a linker script that has a SECTIONS clause.
5450 * Makefile.in: Regenerate.
5452 * testsuite/Makefile.am (script_test_5.sh): New test case.
5453 * testsuite/Makefile.in: Regenerate.
5454 * testsuite/script_test_5.cc: New file.
5455 * testsuite/script_test_5.sh: New file.
5456 * testsuite/script_test_5.t: New file.
5458 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5460 * archive.cc (Archive::include_member): Update calls to add_symbols.
5461 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5462 the Layout argument.
5463 * dynobj.h (do_add_symbols): Add the Layout argument.
5464 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5466 * object.h (Object::add_symbols): Add the Layout argument.
5467 (Object::do_add_symbols): Add the Layout argument.
5468 (Sized_relobj::do_add_symbols): Add the Layout argument.
5469 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5470 Unify the two versions.
5471 (Add_plugin_symbols): Remove.
5472 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5473 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5474 (Add_plugin_symbols): Remove.
5475 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5476 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5477 (Add_symbols::run): Make it work with Pulginobj.
5479 2009-02-06 Ian Lance Taylor <iant@google.com>
5481 * object.cc (Sized_relobj::do_layout): Make info message start
5482 with lower case letter.
5484 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5486 * binary.cc: Fix file comment.
5488 * options.h (enum Incremental_disposition): Define.
5489 (class General_options): Add new options: --incremental,
5490 --incremental_changed, --incremental_unchanged,
5491 --incremental_unknown. Add incremental_disposition_ and
5492 implicit_incremental_ fields.
5493 (General_options::incremental_disposition): New function.
5494 (class Position_dependent_options): Add incremental_disposition
5496 (Position_dependent_options::copy_from_options): Set incremental
5498 * options.cc (General_options::parse_incremental_changed): New
5500 (General_options::parse_incremental_unchanged): New function.
5501 (General_options::parse_incremental_unknown): New function.
5502 (General_options::General_options): Initialize new fields
5503 incremental_disposition_ and implicit_incremental_.
5504 (General_options::finalize): Check for uasge of --incremental-*
5505 without --incremental.
5507 2009-02-06 Chris Demetriou <cgd@google.com>
5509 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5510 pointer and to report location as the file name associated with
5512 (gold_undefined_symbol_at_location): New function to replace the
5513 old gold_undefined_symbol functionality.
5514 * target-reloc.h (relocate_section): Update to use
5515 gold_undefined_symbol_at_location.
5516 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5517 Call gold_undefined_symbol function rather than gold_error.
5518 * errors.h (Errors::undefined_symbol): Take location as a
5519 string, rather than calculating it from a relocation.
5520 * errors.cc (Errors::fatal): Print "fatal error:" before the
5522 (Errors::error, Errors::error_at_location): Print "error: "
5523 before the formatted message.
5524 (Errors::undefined_symbol): Take location as a string, rather
5525 than calculating it from a relocation.
5526 (gold_undefined_symbol_at_location): New function akin to
5527 old gold_undefined_symbol, calculates location from relocation.
5528 (gold_undefined_symbol): Change to take only a Symbol pointer
5529 and to report location as the file name associated with the symbol.
5530 * testsuite/debug_msg.sh: Update for changed error messages.
5531 * testsuite/undef_symbol.sh: Likewise.
5533 2009-02-04 Duncan Sands <baldrick@free.fr>
5536 * reduced_debug_output.h
5537 (Output_reduced_debug_abbrev_section::failed): Use format for
5539 (Output_reduced_debug_info_section::faild): Likewise.
5541 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5543 * script.cc (Lazy_demangler): New class.
5544 (Version_script_info::get_symbol_version_helper): Demangle a
5547 2009-01-29 Cary Coutant <ccoutant@google.com>
5549 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5551 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5553 2009-01-28 Ian Lance Taylor <iant@google.com>
5555 * version.cc (version_string): Bump to 1.9.
5557 * gold.h: Include <cstring> and <stdint.h>.
5558 * version.cc: Include <cstdio>.
5559 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5561 * reduced_debug_output.cc (insert_into_vector): Rename from
5562 Insert_into_vector; change all callers. Use Swap_unaligned to
5563 avoid aliasing issue; remove union since it is unnecessary.
5565 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5567 * Makefile.am (CCFILES): Add gc.cc.
5569 * Makefile.in: Regenerate.
5570 * gold.cc (Gc_runner): New class.
5571 (queue_initial_tasks): Call garbage collection related tasks
5572 when corresponding options are invoked.
5573 (queue_middle_gc_tasks): New function.
5574 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5575 processed early before laying out sections during garbage collection.
5576 * gold.h (queue_middle_gc_tasks): New function.
5577 (is_prefix_of): Move from "layout.cc".
5578 * i386.cc (Target_i386::gc_process_relocs): New function.
5579 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5580 * main.cc (main): Create object of class "Garbage_collection".
5581 * object.cc (Relobj::copy_symbols_data): New function.
5582 (Relobj::is_section_name_included): New function.
5583 (Sized_relobj::do_layout): Allow this function to be called twice
5584 during garbage collection and defer layout of section during the
5586 * object.h (Relobj::get_symbols_data): New function.
5587 (Relobj::is_section_name_included): New function.
5588 (Relobj::copy_symbols_data): New function.
5589 (Relobj::set_symbols_data): New function.
5590 (Relobj::get_relocs_data): New function.
5591 (Relobj::set_relocs_data): New function.
5592 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5593 (Relobj::gc_process_relocs): New function.
5594 (Relobj::do_gc_process_relocs): New pure virtual function.
5595 (Relobj::sd_): New data member.
5596 (Sized_relobj::is_output_section_offset_invalid): New function.
5597 (Sized_relobj::do_gc_process_relocs): New function.
5598 * options.h (General_options::gc_sections): Modify to not be a no-op.
5599 (General_options::print_gc_sections): New option.
5600 * plugin.cc (Plugin_finish::run): Remove function call to
5601 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5602 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5603 * reloc.cc (Read_relocs::run): Add task to process relocs and
5604 determine unreferenced sections when doing garbage collection.
5605 (Gc_process_relocs): New class.
5606 (Sized_relobj::do_gc_process_relocs): New function.
5607 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5608 sections that are garbage collected.
5609 * reloc.h (Gc_process_relocs): New class.
5610 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5611 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5612 symbols whose corresponding sections are garbage collected.
5613 (Symbol_table::Symbol_table): Add new parameter for the garbage
5615 (Symbol_table::gc_mark_undef_symbols): New function.
5616 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5617 (Symbol_table::gc_mark_dyn_syms): New function.
5618 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5620 (Symbol_table::add_from_object): Likewise.
5621 (Symbol_table::add_from_relobj): When building shared objects, do not
5622 treat externally visible symbols as garbage.
5623 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5624 table information for static and relocatable links.
5625 * symtab.h (Symbol_table::set_gc): New function.
5626 (Symbol_table::gc): New function.
5627 (Symbol_table::gc_mark_undef_symbols): New function.
5628 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5629 (Symbol_table::gc_mark_dyn_syms): New function.
5630 (Symbol_table::gc_): New data member.
5631 * target.h (Sized_target::gc_process_relocs): New pure virtual
5633 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5634 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5636 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5638 * options.h (General_options::gc_sections): Define as a no-op for now.
5639 (General_options::no_keep_memory): Ditto.
5640 (General_options::Bshareable): Define.
5641 * options.cc (General_options::finalize): Honor -Bshareable.
5643 2009-01-20 Andreas Schwab <schwab@suse.de>
5645 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5646 read the value in the contents, since we don't use it. Use the
5647 template endianness when writing.
5648 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5650 2009-01-19 Andreas Schwab <schwab@suse.de>
5652 * configure.tgt (powerpc64-*): Fix targ_obj.
5654 2009-01-15 Ian Lance Taylor <iant@google.com>
5656 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5657 local symbols when stripping all symbols.
5659 2009-01-14 Cary Coutant <ccoutant@google.com>
5661 * output.cc (Output_reloc): Add explicit instantiations.
5663 2009-01-14 Cary Coutant <ccoutant@google.com>
5665 * archive.cc (Archive::get_elf_object_for_member): Remove call
5666 to File_read::claim_for_plugin.
5667 * descriptors.cc (Descriptors::open): Remove reference to
5669 (Descriptors::claim_for_plugin): Remove.
5670 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5671 (Descriptors::is_claimed): Remove.
5672 (claim_descriptor_for_plugin): Remove.
5673 * fileread.cc (File_read::claim_for_plugin): Remove.
5674 * fileread.h (File_read::claim_for_plugin): Remove.
5675 (File_read::descriptor): Reopen descriptor if necessary.
5676 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5677 (Plugin_manager::all_symbols_read): Add task parameter. Change
5679 (Plugin_manager::get_input_file): New function.
5680 (Plugin_manager::release_input_file): New function.
5681 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5682 corresponding data member.
5683 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5684 and pass to base constructor. Change all callers.
5685 (get_input_file, release_input_file): New functions.
5686 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5687 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5688 (Plugin_manager::all_symbols_read): Add task parameter.
5689 (Plugin_manager::get_input_file): New function.
5690 (Plugin_manager::release_input_file): New function.
5691 (Plugin_manager::task_): New data member.
5692 (Pluginobj::Pluginobj): Add filesize parameter.
5693 (Pluginobj::filename): New function.
5694 (Pluginobj::descriptor): New function.
5695 (Pluginobj::filesize): New function.
5696 (Pluginobj::filesize_): New data member.
5697 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5698 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5699 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5701 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5702 with archive libraries.
5703 * testsuite/Makefile.in: Regenerate.
5704 * testsuite/plugin_test.c (struct sym_info): New type.
5705 (get_input_file, release_input_file): New static variables.
5706 (onload): Capture new transfer vector entries.
5707 (claim_file_hook): Stop reading at end of file according to filesize.
5708 Factor out parsing of readelf output into separate function.
5709 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5710 APIs and get the source file name from the symbol table. Convert
5711 source file name to corresponding object file name. Print info
5712 message when adding new input files.
5713 (parse_readelf_line): New function.
5714 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5715 * testsuite/plugin_test_2.sh: Likewise.
5716 * testsuite/plugin_test_3.sh: Likewise.
5717 * testsuite/plugin_test_4.sh: New test case.
5719 2009-01-07 Ian Lance Taylor <iant@google.com>
5721 * version.cc (version_string): Bump to 1.8.
5723 2008-12-23 Cary Coutant <ccoutant@google.com>
5725 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5726 * plugin.cc (Plugin_manager::finish): Rename as
5727 layout_deferred_objects. Move cleanup to separate function.
5728 (Plugin_manager::cleanup): New function.
5729 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5731 * plugin.h (Plugin_manager::finish): Rename as
5732 layout_deferred_objects.
5733 (Plugin_manager::cleanup): New function.
5734 (Plugin_manager::cleanup_done): New field.
5736 2008-12-23 Cary Coutant <ccoutant@google.com>
5738 * plugin.cc (is_visible_from_outside): New function.
5739 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5740 so we don't return "IR only" status for exported symbols or -r links.
5742 * testsuite/Makefile.am (plugin_test_3): New test case.
5743 * testsuite/Makefile.in: Regenerate.
5744 * testsuite/plugin_test_3.sh: New file.
5746 2008-12-22 Cary Coutant <ccoutant@google.com>
5748 * object.cc (Sized_relobj::layout_section): New function.
5749 (Sized_relobj::do_layout): Defer layout of input sections until after
5750 plugin has provided replacement files.
5751 (Sized_relobj::do_layout_deferred_sections): New function.
5752 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5753 (Relobj::layout_deferred_sections): New function.
5754 (Relobj::do_layout_deferred_sections): New function.
5755 (Sized_relobj::do_layout_deferred_sections): New function.
5756 (Sized_relobj::layout_section): New function.
5757 (Sized_relobj::Deferred_layout): New structure.
5758 (Sized_relobj::deferred_layout_): New field.
5759 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5760 Change all callers. Layout deferred sections.
5761 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5763 (Plugin_hook::run): Move code from do_plugin_hook inline.
5764 (Plugin_hook::do_plugin_hook): Remove.
5765 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5766 (Plugin_manager::finish): Renamed, was cleanup.
5767 (Plugin_manager::should_defer_layout): New function.
5768 (Plugin_manager::add_deferred_layout_object): New function.
5769 (Plugin_manager::Deferred_layout_list): New type.
5770 (Plugin_manager::deferred_layout_objects_): New field.
5771 (Plugin_hook::do_plugin_hook): Remove.
5773 2008-12-17 Ian Lance Taylor <iant@google.com>
5775 * options.h (class General_options): Add --no case for
5778 2008-12-16 Cary Coutant <ccoutant@google.com>
5780 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5782 (Plugin_manager::claim_file): Create plugin object even if
5783 plugin did not call the add_symbols callback.
5784 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5785 asking for more symbols than were added.
5786 * testsuite/Makefile.am (plugin_test_1): Add test case with
5788 (empty.syms): New target.
5789 * testsuite/Makefile.in: Regenerate.
5790 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5791 message. Don't call add_symbols if no globals.
5792 (all_symbols_read_hook): Don't provide replacement for empty
5795 2008-12-12 Ian Lance Taylor <iant@google.com>
5797 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5798 r_type == 0 for a local symbol with r_sym == 0.
5799 (scan_relocatable_relocs): Pass r_sym to
5800 local_non_section_strategy.
5801 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5804 * configure.ac: Update test for TLS descriptors: they are
5805 supported as of glibc 2.9.
5806 * configure: Rebuild.
5808 2008-12-11 Ian Lance Taylor <iant@google.com>
5811 * target-reloc.h (Default_scan_relocatable_relocs): For each
5812 function, map r_type == 0 to RELOC_DISCARD.
5814 2008-12-10 Cary Coutant <ccoutant@google.com>
5816 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5817 object to override a kept COMDAT group from a plugin object.
5819 2008-12-09 Ian Lance Taylor <iant@google.com>
5822 * yyscript.y (file_cmd): Handle INPUT.
5824 * testsuite/initpri1.c: Change all declarations to be full
5825 prototypes by adding void, to avoid compiler warnings.
5827 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5829 * options.cc (General_options::parse_plugin_opt): New.
5830 (General_options::add_plugin): The argument now is just the filename.
5831 (General_options::add_plugin_option): New.
5832 * options.h (plugin_opt): New.
5833 (add_plugin): Change argument name.
5834 (add_plugin_option): New.
5835 * plugin.cc (Plugin::load): Don't parse the plugin option.
5836 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5837 (Plugin::add_option): New.
5838 (Plugin::args_): Change type.
5839 (Plugin::filename_): New.
5840 (Plugin_manager::add_plugin_option): New.
5841 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5842 * testsuite/Makefile.in: Regenerate.
5844 2008-12-05 Cary Coutant <ccoutant@google.com>
5846 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5847 Handle --strip-lto-sections option.
5848 * options.h (strip_lto_sections): New option.
5850 2008-12-01 Cary Coutant <ccoutant@google.com>
5852 * plugin.cc (ld_plugin_message): Change format parameter to const.
5853 Fix mismatch between new[] and delete.
5855 2008-11-14 Cary Coutant <ccoutant@google.com>
5857 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5860 2008-11-05 Craig Silverstein <csilvers@google.com>
5862 * options.cc (General_options::parse_dynamic_list): New function.
5863 * options.h (General_options): New flags dynamic_list,
5864 dynamic_list_data, dynamic_list_cpp_new, and
5865 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5866 (General_options::in_dynamic_list): New function.
5867 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5868 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5869 (Lex::can_continue_name): Likewise.
5871 (read_script_file): New parameter script_options.
5872 (read_dynamic_list): New function.
5873 (Script_options::define_dynamic_list): New function.
5874 (dynamic_list_keyword_parsecodes): New variable.
5875 (dynamic_list_keywords): New variable.
5876 * script.h (Script_options::define_dynamic_list): New function
5878 (read_dynamic_list): New function prototype.
5879 * symtab.cc (strprefix): New macro.
5880 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5881 dynamic_list_data, dynamic_list_cpp_new, and
5882 dynamic_list_cpp_typeinfo.
5883 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5884 (dynamic_list_expr): New rule.
5885 (dynamic_list_nodes): Likewise.
5886 (dynamic_list_node): Likewise.
5887 * testsuite/Makefile.am (dynamic_list): New test.
5888 * testsuite/Makefile.in: Regenerated.
5889 * testsuite/dynamic_list.t: New file.
5890 * testsuite/dynamic_list.sh: New file.
5892 2008-11-05 Craig Silverstein <csilvers@google.com>
5894 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5895 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5896 (t11_last): Likewise.
5897 * testsuite/ver_test_6.c (main): Likewise.
5899 2008-10-07 Cary Coutant <ccoutant@google.com>
5901 * options.c (General_options::finalize): Add check for -static and
5903 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5906 2008-10-02 Cary Coutant <ccoutant@google.com>
5908 * plugin.cc (make_sized_plugin_object): Fix conditional
5909 compilation to work when not all targets are enabled.
5911 2008-09-29 Cary Coutant <ccoutant@google.com>
5913 * archive.cc (Archive::get_file_and_offset): Use filename instead
5914 of name to get library path.
5915 (Archive::include_member): Unlock external member of a thin archive.
5917 * testsuite/Makefile.am (TEST_AR): New variable.
5918 (thin_archive_test_1): New test.
5919 (thin_archive_test_2): New test.
5920 * testsuite/Makefile.in: Regenerate.
5921 * testsuite/thin_archive_main.cc: New file.
5922 * testsuite/thin_archive_test_1.cc: New file.
5923 * testsuite/thin_archive_test_2.cc: New file.
5924 * testsuite/thin_archive_test_3.cc: New file.
5925 * testsuite/thin_archive_test_4.cc: New file.
5927 2008-09-29 Cary Coutant <ccoutant@google.com>
5929 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5930 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5932 (Sized_relobj::do_finalize_local_symbols): Likewise.
5933 (Sized_relobj::map_to_kept_section): Likewise.
5934 * object.h (Sized_relobj::invalid_address): New constant.
5935 (Sized_relobj::do_output_section_offset): Check for invalid_address
5937 * output.cc (Output_reloc::local_section_offset): Use constant
5938 invalid_address instead of -1U.
5939 (Output_reloc::get_address): Likewise.
5940 (Output_section::output_address): Change -1U to -1ULL.
5941 * output.h (Output_reloc::invalid_address): New constant.
5942 * reloc.cc (Sized_relobj::write_sections): Use constant
5943 invalid_address instead of -1U.
5944 (Sized_relobj::relocate_sections): Likewise.
5945 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5946 values for merge sections.
5947 * target-reloc.h (relocate_for_relocatable): Use constant
5948 invalid_address instead of -1U.
5950 2008-09-19 Cary Coutant <ccoutant@google.com>
5952 Add plugin functionality for link-time optimization (LTO).
5953 * configure.ac (plugins): Add --enable-plugins option.
5954 * configure: Regenerate.
5955 * config.in: Regenerate.
5956 * Makefile.am (LIBDL): New variable.
5957 (CCFILES): Add plugin.cc.
5958 (HFILES): Add plugin.h.
5959 (ldadd_var): Add LIBDL.
5960 * Makefile.in: Regenerate.
5962 * archive.cc: Include "plugin.h".
5963 (Archive::setup): Don't preread archive symbols when using a plugin.
5964 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5965 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5967 (Archive::include_member): Add symbols from plugin objects.
5968 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5969 * descriptors.cc (Descriptors::open): Check for file descriptors
5970 abandoned by plugins.
5971 (Descriptors::claim_for_plugin): New function.
5972 * descriptors.h (Descriptors::claim_for_plugin): New function.
5973 (Open_descriptor::is_claimed): New field.
5974 (claim_descriptor_for_plugin): New function.
5975 * fileread.cc (File_read::claim_for_plugin): New function.
5976 * fileread.h (File_read::claim_for_plugin): New function.
5977 (File_read::descriptor): New function.
5978 * gold.cc: Include "plugin.h".
5979 (queue_initial_tasks): Add task to call plugin hooks for generating
5981 * main.cc: Include "plugin.h".
5982 (main): Load plugin libraries.
5983 * object.h (Pluginobj): Declare.
5984 (Object::pluginobj): New function.
5985 (Object::do_pluginobj): New function.
5986 (Object::set_target): New function.
5987 * options.cc: Include "plugin.h".
5988 (General_options::parse_plugin): New function.
5989 (General_options::General_options): Initialize plugins_ field.
5990 (General_options::add_plugin): New function.
5991 * options.h (Plugin_manager): Declare.
5992 (General_options): Add --plugin option.
5993 (General_options::has_plugins): New function.
5994 (General_options::plugins): New function.
5995 (General_options::add_plugin): New function.
5996 (General_options::plugins_): New field.
5997 * plugin.cc: New file.
5998 * plugin.h: New file.
5999 * readsyms.cc: Include "plugin.h".
6000 (Read_symbols::do_read_symbols): Check for archive before checking
6001 for ELF file. Call plugin hooks to claim files.
6002 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6003 from a real object file; force override when processing replacement
6005 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6006 (Symbol::init_base_object): Likewise.
6007 (Symbol::init_base_output_data): Likewise.
6008 (Symbol::init_base_output_segment): Likewise.
6009 (Symbol::init_base_constant): Likewise.
6010 (Symbol::init_base_undefined): Likewise.
6011 (Symbol::output_section): Assert that object is not a plugin.
6012 (Symbol_table::add_from_pluginobj): New function.
6013 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6015 (Symbol_table::sized_write_globals): Likewise.
6016 (Symbol_table::add_from_pluginobj): Instantiate template.
6017 * symtab.h (Sized_pluginobj): Declare.
6018 (Symbol::in_real_elf): New function.
6019 (Symbol::set_in_real_elf): New function.
6020 (Symbol::in_real_elf_): New field.
6021 (Symbol_table::add_from_pluginobj): New function.
6023 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6024 (LIBDL): New variable.
6026 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6027 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6028 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6029 (MOSTLYCLEANFILES): Likewise.
6030 * testsuite/Makefile.in: Regenerate.
6031 * testsuite/plugin_test.c: New file.
6032 * testsuite/plugin_test_1.sh: New file.
6033 * testsuite/plugin_test_2.sh: New file.
6035 2008-09-16 Ian Lance Taylor <iant@google.com>
6037 * target-reloc.h (relocate_section): Check whether a symbol is
6038 defined by the ABI before reporting an undefined symbol error.
6039 * target.h (Target::is_defined_by_abi): Make parameter const.
6040 (Target::do_is_defined_by_abi): Likewise.
6041 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6042 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6043 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6044 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6045 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6046 * testsuite/Makefile.in: Rebuild.
6048 * fileread.cc (make_view): Add casts to avoid warning.
6050 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6052 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6053 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6055 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6057 * options.h (General_options::output_is_executable): New.
6058 (General_options::output_is_pie): New.
6059 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6060 for shared libraries.
6061 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6063 2008-09-11 Chris Demetriou <cgd@google.com>
6065 * options.h (origin): New -z option.
6066 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6067 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6070 2008-09-05 Cary Coutant <ccoutant@google.com>
6072 * fileread.cc (File_read::make_view): Add check for attempt to map
6075 2008-09-05 Cary Coutant <ccoutant@google.com>
6077 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6078 explicit instantiations.
6080 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6083 * options.cc (General_options::finalize): Allow undefined symbols
6084 in shlibs if linking -shared.
6087 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6088 symbols as not needing a dynsym entry.
6090 2008-08-20 Craig Silverstein <csilvers@google.com>
6092 * fileread.cc (File_read::open): Do not lock the file unless it
6093 was successfully opened.
6095 2008-08-14 Cary Coutant <ccoutant@google.com>
6097 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6098 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6099 * testsuite/tls_test.cc (struct int128): 128-bit struct
6100 for testing TLS relocs with non-zero addend.
6101 (v12): New TLS variable.
6103 (t_last): Add check for v12.
6104 * testsuite/tls_test.h (t12): New function.
6105 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6107 2008-08-13 Ian Lance Taylor <iant@google.com>
6109 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6110 set tls_segment_ or relro_segment_.
6111 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6113 * output.h (Output_section::clear_is_relro): New function.
6114 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6115 sections specially even when output_data_ is empty.
6116 (Output_segment::maximum_alignment): When first section is relro,
6117 only force alignment for PT_LOAD segments.
6118 * script.cc (script_data_segment_align): New function.
6119 (script_data_segment_relro_end): New function.
6120 * script-c.h (script_data_segment_align): Declare.
6121 (script_data_segment_relro_end): Declare.
6122 * script-sections.h (class Script_sections): Declare
6123 data_segment_align and data_segment_relro_end. Add fields
6124 segment_align_index_ and saw_relro_end_.
6125 * script-sections.cc (class Sections_element): Add set_is_relro
6126 virtual function. Add new bool* parameter to place_orphan_here.
6127 Add get_output_section virtual function.
6128 (class Output_section_definition): Add set_is_relro. Add new
6129 bool* parameter to place_orphan_here. Add get_output_section.
6130 Add is_relro_ field.
6131 (Output_section_definition::Output_section_definition): Initialize
6132 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6133 and is_relro_ fields.
6134 (Output_section_definition::place_orphan_here): Add is_relro
6136 (Output_section_definition::set_section_addresses): Set relro for
6138 (Output_section_definition::alternate_constraint): Likewise.
6139 (class Orphan_output_section): Add new bool* parameter to
6140 place_orphan_here. Add get_output_section.
6141 (Orphan_output_section::place_orphan_here): Add is_relro
6143 (Script_sections::Script_sections): Initialize
6144 data_segment_align_index_ and saw_relro_end_.
6145 (Script_sections::data_segment_align): New function.
6146 (Script_sections::data_segment_relro_end): New function.
6147 (Script_sections::place_orphan): Set or clear is_relro.
6148 (Script_sections::set_section_addresses): Force alignment of first
6150 * yyscript.y (exp): Call script_data_segment_align and
6151 script_data_segment_relro_end.
6152 * testsuite/relro_script_test.t: New file.
6153 * testsuite/relro_test.cc (using_script): Declare.
6154 (t1, t2): Test using_script.
6155 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6156 (relro_script_test_SOURCES): Define.
6157 (relro_script_test_DEPENDENCIES): Define.
6158 (relro_script_test_LDFLAGS): Define.
6159 (relro_script_test_LDADD): Define.
6160 (relro_script_test.so): New target.
6161 * testsuite/Makefile.in: Rebuild.
6163 2008-08-06 Cary Coutant <ccoutant@google.com>
6165 * archive.cc (Archive::total_archives, Archive::total_members)
6166 (Archive::total_members_loaded): New variables.
6167 (Archive::setup): Add parameter. Add option to preread
6169 (Archive::read_armap): Add counter.
6170 (Archive::get_file_and_offset): New function.
6171 (Archive::get_elf_object_for_member): New function.
6172 (Archive::read_all_symbols): New function.
6173 (Archive::read_symbols): New function.
6174 (Archive::add_symbols): Add counters.
6175 (Archive::include_all_members): Use armap to find members if it's
6177 (Archive::include_member): Skip reading symbols if already read.
6178 Factored code into Archive::get_file_and_offset and
6179 Archive::get_elf_object_for_member. Changed call to
6180 Mapfile::report_include_archive_member.
6181 (Archive::print_stats): New function.
6182 * archive.h: Declare Object and Read_symbols_data classes.
6183 (Archive::Archive): Add initializers for new members.
6184 (Archive::setup): Add parameter.
6185 (Archive::print_stats): New function.
6186 (Archive::total_archives, Archive::total_members)
6187 (Archive::total_members_loaded): New variables.
6188 (Archive::get_file_and_offset): New function.
6189 (Archive::get_elf_object_for_member): New function.
6190 (Archive::read_all_symbols): New function.
6191 (Archive::read_symbols): New function.
6192 (Archive::Archive_member): New class.
6193 (Archive::members_): New member.
6194 (Archive::num_members_): New member.
6195 * main.cc: Include archive.h.
6196 (main): Call Archive::print_stats.
6197 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6198 archive parameter; member_name is now the fully-decorated name.
6199 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6200 * options.h: (General_options): Add --preread-archive-symbols option.
6201 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6204 2008-08-04 Ian Lance Taylor <iant@google.com>
6206 * symtab.h (Symbol::use_plt_offset): New function.
6207 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6208 * powerpc.cc (Relocate::relocate): Likewise.
6209 * sparc.cc (Relocate::relocate): Likewise.
6210 * x86_64.cc (Relocate::relocate): Likewise.
6211 * testsuite/weak_plt.sh: New test.
6212 * testsuite/weak_plt_main.cc: New test.
6213 * testsuite/weak_plt_shared.cc: New test.
6214 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6215 (check_PROGRAMS): Add weak_plt.
6216 (check_DATA): Add weak_plt_shared.so.
6217 (weak_plt_main_pic.o, weak_plt): New targets.
6218 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6219 * testsuite/Makefile.in: Rebuild.
6221 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6223 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6224 * testsuite/Makefile.in: Rebuild.
6226 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6228 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6229 * Makefile.in: Regenerate.
6230 * po/POTFILES.in: Regenerate.
6232 2008-07-29 Ian Lance Taylor <iant@google.com>
6234 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6235 symbols before other symbols.
6236 * testsuite/script_test_2.cc (test_addr): Declare.
6237 (test_addr_alias): Declare.
6238 (main): Check that test_addr and test_addr_alias have the right
6240 * testsuite/script_test_2.t: Define test_addr_alias and
6243 2008-07-24 Ian Lance Taylor <iant@google.com>
6246 * descriptors.cc: New file.
6247 * descriptors.h: New file.
6248 * gold-threads.h (class Hold_optional_lock): New class.
6249 * fileread.cc: Include "descriptors.h".
6250 (File_read::~File_read): Release descriptor rather than closing
6252 (File_read::open) [file]: Call open_descriptor rather than open.
6253 Set is_descriptor_opened_.
6254 (File_read::open) [memory]: Assert that descriptor is not open.
6255 (File_read::reopen_descriptor): New function.
6256 (File_read::release): Release descriptor.
6257 (File_read::do_read): Make non-const. Reopen descriptor.
6258 (File_read::read): Make non-const.
6259 (File_read::make_view): Reopen descriptor.
6260 (File_read::do_readv): Likewise.
6261 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6262 Update declarations.
6263 * layout.cc: Include "descriptors.h".
6264 (Layout::create_build_id): Use open_descriptor rather than open.
6265 * output.cc: Include "descriptors.h".
6266 (Output_file::open): Use open_descriptor rather than open.
6267 * archive.cc (Archive::const_iterator): Change Archive to be
6269 (Archive::begin, Archive::end): Make non-const.
6270 (Archive::count_members): Likewise.
6271 * archive.h (class Archive): Update declarations.
6272 * object.h (Object::read): Make non-const.
6273 * Makefile.am (CCFILES): Add descriptors.cc.
6274 (HFILES): Add descriptors.h.
6275 * Makefile.in: Rebuild.
6278 * gold.h: Always include <clocale>. Add Solaris workarounds
6279 following code in binutils/sysdep.h.
6282 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6283 this->eh_frame_hdr_ is NULL before using it.
6285 * dynobj.cc (Versions::Versions): Update comment.
6287 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6288 the base version name.
6290 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6291 array size plus one.
6292 (Stringpool_template::set_string_offsets): Subtract one from key
6293 before using it as an array index.
6294 (Stringpool_template::get_offset_with_length): Likewise.
6295 (Stringpool_template::write_to_buffer): Likewise.
6296 * stringpool.h (Stringpool_template::get_offset_from_key):
6299 2008-07-23 Ian Lance Taylor <iant@google.com>
6302 * object.h (Merged_symbol_value::value): Do our best to handle a
6306 * script.cc (Version_script_info::get_versions): Don't add empty
6307 version tag to return value.
6308 (Version_script_info::get_symbol_version_helper): Change return
6309 type to bool. Add pversion parameter. Change all callers.
6310 (script_register_vers_node): Don't require a non-NULL tag.
6311 * script.h (class Version_script_info): Update declarations.
6312 (Version_script_info::get_symbol_version): Change return type to
6313 bool. Add version parameter. Change all callers.
6314 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6315 handling. Handle an empty version from a version script.
6316 (Symbol_table::define_special_symbol): Likewise.
6317 * testsuite/ver_test_10.script: New file.
6318 * testsuite/ver_test_10.sh: New file.
6319 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6320 (check_DATA): Add ver_test_10.syms.
6321 (ver_test_10.syms, ver_test_10.so): New target.
6322 * testsuite/Makefile.in: Rebuild.
6324 2008-07-23 Simon Baldwin <simonb@google.com>
6326 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6327 to zero for undefined symbols from dynamic libraries.
6329 2008-07-23 Ian Lance Taylor <iant@google.com>
6331 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6333 * symtab.h (class Symbol_table): Update declaration.
6334 * testsuite/ver_test_9.cc: New file.
6335 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6336 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6337 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6338 (ver_test_9.so, ver_test_9.o): New targets.
6339 * testsuite/Makefile.in: Rebuild.
6341 2008-07-22 Ian Lance Taylor <iant@google.com>
6343 * options.h (class General_options): Define --check-sections.
6344 * layout.cc (Layout::set_segment_offsets): Handle
6347 * options.h (class General_options): Define -n/--nmagic and
6349 * options.cc (General_options::finalize): For -n/--nmagic or
6350 -N/--omagic, set -static.
6351 * layout.cc (Layout::attach_allocated_section_to_segment): If
6352 -N/--omagic, don't put read-only and read-write sections in
6354 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6355 finding a read-only segment.
6356 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6357 don't set the minimum segment alignment to the common page size,
6358 and don't set the file offset to the address modulo the page size.
6359 * script-sections.cc (Script_sections::create_segments): If
6360 -n/--omagic, don't put read-only and read-write sections in
6363 * cref.cc: New file.
6365 * options.h (class General_options): Add --print-symbol-counts.
6366 * main.cc (main): Issue defined symbol report if requested.
6367 * archive.cc (Archive::interpret_header): Make into a const member
6369 (Archive::add_symbols): Call Input_objects::archive_start and
6371 (Archive::const_iterator): Define new class.
6372 (Archive::begin, Archive::end): New functions.
6373 (Archive::include_all_members): Rewrite to use iterator.
6374 (Archive::count_members): New function.
6375 * archive.h (class Archive): Update declarations.
6376 (Archive::filename): New function.
6377 * object.cc: Include "cref.h".
6378 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6379 (Sized_relobj::do_get_global_symbol_counts): New function.
6380 (Input_objects::add_object): Add object to cross-referencer.
6381 (Input_objects::archive_start): New function.
6382 (Input_objects::archive_stop): New function.
6383 (Input_objects::print_symbol_counts): New function.
6384 * object.h: Declare Cref and Archive.
6385 (Object::get_global_symbol_counts): New function.
6386 (Object::do_get_global_symbol_counts): New pure virtual function.
6387 (class Sized_relobj): Add defined_count_ field. Update
6389 (class Input_objects): Add cref_ field. Update constructor.
6390 Update declarations.
6391 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6393 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6395 (Sized_dynobj::do_get_global_symbol_counts): New function.
6396 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6397 defined_count_. Update declarations. Define Symbols typedef.
6398 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6399 parameter. Change all callers.
6400 (Symbol_table::add_from_dynobj): Add sympointers and defined
6401 parameters. Change all callers.
6402 * symtab.h (class Symbol_table): Update declarations.
6403 * Makefile.am (CCFILES): Add cref.cc.
6404 (HFILES): Add cref.h.
6405 * Makefile.in: Rebuild.
6407 2008-07-22 Simon Baldwin <simonb@google.com>
6409 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6410 to zero when writing undefined symbols.
6412 2008-07-22 Ian Lance Taylor <iant@google.com>
6414 * output.cc (Output_section::add_input_section): Don't try to
6415 merge empty merge sections.
6417 2008-07-21 Craig Silverstein <csilvers@google.com>
6419 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6420 Include symbol version in error message.
6422 2008-07-20 Chris Demetriou <cgd@google.com>
6424 * configure.ac (gold_cv_c_random_seed): New configured variable.
6425 (RANDOM_SEED_CFLAGS): New substituted variable.
6426 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6427 * configure: Rebuild.
6428 * Makefile.in: Likewise.
6429 * testsuite/Makefile.in: Likewise.
6431 2008-07-18 Ian Lance Taylor <iant@google.com>
6433 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6434 where we see NAME/NULL and NAME/VERSION as separate symbols.
6435 * testsuite/ver_test_main.cc (main): Call t4.
6436 (t4, t4_2a): Define.
6437 * testsuite/ver_test_2.cc (t4_2): Define.
6438 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6439 * testsuite/ver_test_4.cc (t4_2a): Define.
6440 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6441 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6443 2008-07-17 Ian Lance Taylor <iant@google.com>
6445 * dynobj.cc (Versions::add_def): If we give an error about a
6446 missing version, go ahead and create the version anyhow.
6448 2008-07-10 Ian Lance Taylor <iant@google.com>
6450 Handle output sections with more than 0x7fffffff bytes.
6451 * object.h (class Relobj): Change map_to_output_ to
6452 output_sections_, and just keep a section pointer. Change all
6453 uses. Move comdat group support to Sized_relobj.
6454 (Relobj::is_section_specially_mapped): Remove.
6455 (Relobj::output_section): Remove poff parameter. Change all
6457 (Relobj::output_section_offset): New function.
6458 (Relobj::set_section_offset): Rewrite.
6459 (Relobj::map_to_output): Remove.
6460 (Relobj::output_sections): New function.
6461 (Relobj::do_output_section_offset): New pure virtual function.
6462 (Relobj::do_set_section_offset): Likewise.
6463 (class Sized_relobj): Add section_offsets_ field. Add comdat
6464 group support from Relobj. Update declarations.
6465 (Sized_relobj::get_output_section_offset): New function.
6466 (Sized_relobj::do_output_section_offset): New function.
6467 (Sized_relobj::do_set_section_offset): New function.
6468 * object.cc (Relobj::output_section_address): Remove.
6469 (Sized_relobj::Sized_relobj): Initialize new fields.
6470 (Sized_relobj::include_section_group): Cast find_kept_object to
6472 (Sized_relobj::include_linkonce_section): Likewise.
6473 (Sized_relobj::do_layout): Use separate arrays for output section
6475 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6477 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6478 output_sections and section_offsets.
6479 (Sized_relobj::write_local_symbols): Likewise.
6480 (map_to_kept_section): Compute output address directly.
6481 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6482 output_sections and section_offsets.
6483 (Sized_relobj::write_sections): Likewise.
6484 (Sized_relobj::relocate_sections): Likewise.
6485 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6486 * output.h (class Output_reloc): Update declarations. Change
6487 u2_.relobj to Sized_relobj*.
6488 (class Output_data_reloc): Change add functions to use
6490 * output.cc (Output_reloc::Output_reloc): Change relobj to
6492 (Output_reloc::local_section_offset): Change return type to
6493 Elf_Addr. Use get_output_section_offset.
6494 (Output_reloc::get_address): Likewise.
6495 (Output_section::is_input_address_mapped): Don't call
6496 is_section_specially_mapped.
6497 (Output_section::output_offset): Likewise.
6498 (Output_section::output_address): Likewise.
6499 (Output_section::starting_output_address): Likewise.
6500 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6501 parameter to Sized_relobj*.
6502 (Copy_relocs::need_copy_reloc): Likewise.
6503 (Copy_relocs::save): Likewise.
6504 * copy-relocs.h (class Copy_relocs): Update declarations.
6505 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6506 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6507 * target-reloc.h (relocate_for_relocatable): Change
6508 offset_in_output_section type to Elf_Addr. Change code that uses
6510 * layout.cc (Layout::layout): Always set *off.
6511 * mapfile.cc (Mapfile::print_input_section): Use
6512 output_section_offset.
6513 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6515 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6516 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6517 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6519 2008-07-03 Ian Lance Taylor <iant@google.com>
6521 * layout.cc (Layout::include_section): Do not discard unrecognized
6522 SHT_STRTAB sections.
6524 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6526 * script.cc (Lex::can_continue_name): Make '?' allowable in
6527 version-script names.
6528 * testsuite/version_script.map: Change glob pattern to use '?'
6530 2008-06-30 Manish Singh <yosh@gimp.org>
6533 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6536 2008-06-30 Ian Lance Taylor <iant@google.com>
6540 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6541 versions]: Don't try to read the value in the contents, since we
6542 don't use it. Use the template endianness when writing.
6544 2008-06-25 Cary Coutant <ccoutant@google.com>
6546 * fileread.cc (File_read::make_view): Assert on zero-length view.
6547 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6548 symbol table when there are no symbols to read.
6550 2008-06-23 Craig Silverstein <csilvers@google.com>
6552 * version.cc (version_string): Bump to 1.7
6554 2008-06-18 Craig Silverstein <csilvers@google.com>
6556 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6557 constant 0xFFFF to type Valtype.
6558 (Powerpc_relocate_functions::rel16_ha): Likewise.
6560 2008-06-17 Ian Lance Taylor <iant@google.com>
6562 * output.h (Output_section::Input_section): Initialize p2align_ to
6563 zero for Output_section_data constructors.
6564 (Output_section::Input_section::addralign): If not an input
6565 section, return the alignment of the Output_section_data.
6566 * testsuite/copy_test.cc: New file.
6567 * testsuite/copy_test_1.cc: New file.
6568 * testsuite/copy_test_2.cc: New file.
6569 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6570 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6571 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6572 (copy_test_1_pic.o, copy_test_1.so): New targets.
6573 (copy_test_2_pic.o, copy_test_2.so): New targets.
6574 * testsuite/Makefile.in: Rebuild.
6576 * script-sections.cc (Script_sections::place_orphan): Initialize
6577 local variable exact.
6579 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6581 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6583 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6584 David S. Miller <davem@davemloft.net>
6586 * powerpc.cc: New file.
6587 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6588 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6589 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6590 * Makefile.in: Rebuild.
6592 2008-06-09 Ian Lance Taylor <iant@google.com>
6594 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6596 (throwing, orig_terminate): New static variables.
6597 (terminate_handler): New static function.
6598 (t2): Set terminate handler.
6600 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6603 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6606 2008-05-30 Cary Coutant <ccoutant@google.com>
6608 * archive.cc (Archive::include_all_members) Correct to step
6609 over symbol table and extended name table in thin archives.
6611 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6614 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6617 2008-05-28 Caleb Howe <cshowe@google.com>
6619 * reduced_debug_output.cc: New file.
6620 * reduced_debug_output.h: New file.
6621 * options.h (class General_options): Add --strip-debug-non-line.
6622 * options.cc (General_options::finalize): Add strip_debug_non_line
6623 to the strip heirarchy.
6624 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6626 * layout.cc: Include "reduced_debug_output.h".
6627 (Layout::Layout): Initialize new fields.
6628 (line_only_debug_sections): New static array.
6629 (is_lines_only_debug_sections): New static inline function.
6630 (Layout::include_section): Handle --strip-debug-non-line.
6631 (Layout::make_output_section): If --strip-debug-non-line, build
6632 new output sections for .debug_abbrev and .debug_info.
6633 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6634 gold. Warn about possible overflow.
6635 (read_signed_LEB_128): Likewise.
6636 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6637 (read_signed_LEB_128): Declare.
6638 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6639 (HFILES): Add reduced_debug_output.h.
6640 * Makefile.in: Rebuild.
6642 2008-05-21 Ian Lance Taylor <iant@google.com>
6644 * mapfile.cc: New file.
6645 * mapfile.h: New file.
6646 * options.h (class General_options): Add -M/--print-map and -Map.
6647 * options.cc (General_options::finalize): Make -M equivalent to
6649 * main.cc: Include <cstdio> and "mapfile.h".
6650 (main): Open mapfile if requested.
6651 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6652 constructor. Change caller.
6653 (queue_initial_tasks): Add mapfile parameter. Change caller.
6654 (queue_middle_tasks): Likewise.
6655 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6657 * archive.cc: Include "mapfile.h".
6658 (Archive::add_symbols): Add mapfile parameter. Change all
6659 callers. Pass mapfile, symbol, and reason to include_member.
6660 (Archive::include_all_members): Add mapfile parameter. Change all
6662 (Archive::include_member): Add mapfile, sym, and why parameters.
6663 Change all callers. Report inclusion to map file.
6664 * archive.h: Include "fileread.h".
6665 (class Archive): Update declarations.
6666 (Archive::file): New const method.
6667 (class Add_archive_symbols): Add mapfile_ field. Update
6668 constructor. Change all callers.
6669 * readsyms.h (class Read_symbols): Likewise.
6670 (class Finish_group): Likewise.
6671 (class Read_script): Likewise.
6672 * common.cc: Include "mapfile.h".
6673 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6675 (Symbol_table::do_allocate_commons): Likewise.
6676 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6677 symbol allocation to mapfile.
6678 * common.h (class Allocate_commons_task): Add mapfile_ field.
6679 Update constructor. Change all callers.
6680 * symtab.h (class Symbol_table): Update declarations.
6681 * layout.cc: Include "mapfile.h".
6682 (Layout_task_runner::run): Print information to mapfile.
6683 (Layout::create_gold_note): Change Output_data_fixed_space to
6684 Output_data_zero_fill.
6685 (Layout::create_build_id): Likewise.
6686 (Layout::print_to_mapfile): New function.
6687 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6688 constructor. Change caller.
6689 (class Layout): Declare print_to_mapfile.
6690 * output.cc (Output_section::Input_section::print_to_mapfile): New
6692 (Output_section::add_input_section): If producing a map, always
6693 add to input_sections_ list.
6694 (Output_section::do_print_to_mapfile): New function.
6695 (Output_segment::print_sections_to_mapfile): New function.
6696 (Output_segment::print_section_list_to_mapfile): New function.
6697 * output.h: Include "mapfile.h".
6698 (Output_data::print_to_mapfile): New function.
6699 (Output_data::do_print_to_mapfile): New virtual function.
6700 (Output_segment_headers::do_print_to_mapfile): New function.
6701 (Output_file_header::do_print_to_mapfile): New function.
6702 (Output_data_const::do_print_to_mapfile): New function.
6703 (class Output_data_const_buffer): Add map_name_ field. Update
6704 constructor. Change all callers. Add do_print_to_mapfile
6706 (class Output_data_fixed_space): Likewise.
6707 (class Output_data_space): Likewise.
6708 (class Output_data_zero_fill): New class.
6709 (Output_data_strtab::do_print_to_mapfile): New function.
6710 (Output_data_reloc_base::do_print_to_mapfile): New function.
6711 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6712 (Output_data_group::do_print_to_mapfile): New function.
6713 (Output_data_got::do_print_to_mapfile): New function.
6714 (Output_data_dynamic::do_print_to_mapfile): New function.
6715 (Output_symtab_xindex::do_print_to_mapfile): New function.
6716 (class Output_section): Declare do_print_to_mapflie. Declare
6717 print_to_mapfile in Input_section.
6718 (class Output_segment): Declare new functions.
6719 * object.h (Sized_relobj::symbol_count): New function.
6720 * script-sections.cc
6721 (Output_section_element_dot_assignment::set_section_addresses):
6722 Change Output_data_fixed_space to Output_data_zero_fill.
6723 (Output_data_expression::do_print_to_mapfile): New function.
6724 * script.cc (read_input_script): Add mapfile parameter. Change
6726 * script.h (read_input_script): Update declaration.
6727 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6728 (Eh_frame::do_print_to_mapfile): New function.
6729 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6730 (Output_merge_string::do_print_to_mapfile): New function.
6731 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6733 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6735 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6737 * Makefile.am (CCFILES): Add mapfile.cc.
6738 (HFILES): Add mapfile.h.
6739 * Makefile.in: Rebuild.
6741 2008-05-19 Ian Lance Taylor <iant@google.com>
6743 * options.h (class General_options): Add -z relro.
6744 * layout.cc (Layout::Layout): Initialize relro_segment_.
6745 (Layout::add_output_section_data): Return the output section.
6746 (Layout::make_output_section): Rcognize relro sections and mark
6748 (Layout::attach_allocated_section_to_segment): Put relro sections
6749 in a PT_GNU_RELRO segment.
6750 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6752 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6754 (Layout::linkonce_mapping): Map d.rel.ro.local to
6756 (Layout::output_section_name): Us .data.rel.ro.local for any
6757 section which begins with that.
6758 * layout.h (class Layout): Update add_output_section_data
6759 declaration. Add relro_segment_ field.
6760 * output.cc (Output_section::Output_section): Initialize is_relro_
6761 and is_relro_local_ fields.
6762 (Output_segment::add_output_section): Group relro sections.
6763 (Output_segment::is_first_section_relro): New function.
6764 (Output_segment::maximum_alignment): If there is a relro section,
6765 align the segment to the common page size.
6766 (Output_segment::set_section_addresses): Track whether we are
6767 looking at relro sections. If the last section is a relro
6768 section, align to the common page size.
6769 (Output_segment::set_section_list_addresses): Add in_relro
6770 parameter. Change all callers. Align to the page size when
6771 moving from relro to non-relro section.
6772 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6774 * output.h (class Output_section): Add is_relro_ and
6775 is_relro_local_ fields.
6776 (Output_section::is_relro): New function.
6777 (Output_section::set_is_relro): New function.
6778 (Output_section::is_relro_local): New function.
6779 (Output_section::set_is_relro_local): New function.
6780 (class Output_segment): Update declarations.
6781 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6782 * sparc.cc (Target_sparc::got_section): Likewise.
6783 * x86_64.cc (Target_x86_64::got_section): Likewise.
6784 * testsuite/relro_test_main.cc: New file.
6785 * testsuite/relro_test.cc: New file.
6786 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6787 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6788 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6789 (relro_test.so, relro_test_pic.o): New targets.
6790 * testsuite/Makefile.in: Rebuild.
6792 2008-05-16 Ian Lance Taylor <iant@google.com>
6794 * output.cc (Output_segment::add_output_section): Remove front
6796 * output.h (class Output_segment): Remove
6797 add_initial_output_section and overloaded add_output_section.
6798 Update declaration of remaining add_output_section.
6799 * layout.cc (Layout::create_interp): Call add_output_section
6800 rather than add_initial_output_section.
6801 (Layout::finish_dynamic_section): Likewise.
6803 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6804 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6805 know the dynamic type.
6806 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6807 field. Initialize it in constructor.
6808 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6809 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6810 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6813 * output.cc (Output_reloc::get_address): Change return type to
6815 * output.h (class Output_reloc): Update get_address declaration.
6816 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6817 for section addresses.
6819 2008-05-09 Ian Lance Taylor <iant@google.com>
6822 * gold.cc (gold_nomem): Use return value of write.
6824 2008-05-08 Ian Lance Taylor <iant@google.com>
6826 * symtab.c (Symbol::init_base_output_data): Add version
6827 parameter. Change all callers.
6828 (Symbol::init_base_output_segment): Likewise.
6829 (Symbol::init_base_constant): Likewise.
6830 (Symbol::init_base_undefined): Likewise.
6831 (Sized_symbol::init_output_data): Likewise.
6832 (Sized_symbol::init_output_segment): Likewise.
6833 (Sized_symbol::init_constant): Likewise.
6834 (Sized_symbol::init_undefined): Likewise.
6835 (Symbol_table::do_define_in_output_data): If the new symbol has a
6836 version, mark it as the default.
6837 (Symbol_table::do_define_in_output_segment): Likewise.
6838 (Symbol_table::do_define_as_constant): Likewise.
6839 * symtab.h (class Symbol): Update declarations.
6840 (class Sized_symbol): Likewise.
6841 * resolve.cc (Symbol::override_version): New function.
6842 (Symbol::override_base): Call override_version.
6843 (Symbol::override_base_with_special): Likewise.
6844 * testsuite/ver_script_8.script: New file.
6845 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6846 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6847 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6848 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6850 2008-05-06 Ian Lance Taylor <iant@google.com>
6853 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6855 (class General_options): Remove existing --undefined, and add
6856 --no-undefined instead. Add new --undefined as synonym for -u.
6857 * archive.cc (Archive::add_symbols): Check whether symbol was
6859 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6860 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6861 all uses. Add IS_UNDEFINED. Update declarations to split
6862 different versions of init_base. Declare init_base_undefined.
6863 (Symbol::is_defined): Handle IS_UNDEFINED.
6864 (Symbol::is_undefined): Likewise.
6865 (Symbol::is_weak_undefined): Call is_undefined.
6866 (Symbol::is_absolute): Handle IS_CONSTANT.
6867 (class Sized_symbol): Update declarations to split different
6868 versions of init. Declare init_undefined.
6869 (class Symbol_table): Declare new functions.
6870 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6872 (Symbol::init_base_output_data): Likewise.
6873 (Symbol::init_base_output_segment): Likewise.
6874 (Symbol::init_base_constant): Likewise.
6875 (Symbol::init_base_undefined): New function.
6876 (Sized_symbol::init_object): Rename from init. Change all
6878 (Sized_symbol::init_output_data): Likewise.
6879 (Sized_symbol::init_output_segment): Likewise.
6880 (Sized_symbol::init_constant): Likewise.
6881 (Sized_symbol::init_undefined): New function.
6882 (Symbol_table::add_undefined_symbols_from_command_line): New
6884 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6886 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6887 (Symbol::output_section): Likewise.
6888 (Symbol::set_output_section): Likewise.
6889 (Symbol_table::sized_finalize_symbol): Likewise.
6890 (Symbol_table::sized_write_globals): Likewise.
6891 * resolve.cc (Symbol_table::should_override): Likewise.
6892 (Symbol::override_base_with_special): Likewise.
6894 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6895 symbol, change it to have default visibility.
6896 * testsuite/protected_1.cc: New file.
6897 * testsuite/protected_2.cc: New file.
6898 * testsuite/protected_3.cc: New file.
6899 * testsuite/protected_main_1.cc: New file.
6900 * testsuite/protected_main_2.cc: New file.
6901 * testsuite/protected_main_3.cc: New file.
6902 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6903 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6904 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6905 (protected_1.so): New target.
6906 (protected_1_pic.o, protected_2_pic.o): New targets.
6907 (protected_3_pic.o): New target.
6908 (check_PROGRAMS): Add protected_2.
6909 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6910 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6911 * testsuite/Makefile.in: Rebuild.
6913 * options.h (DEFINE_var): Add set_user_set_##varname__.
6914 (DEFINE_bool_alias): New macro.
6915 (class General_options): Define -Bstatic using DEFINE_bool_alias
6916 rather than DEFINE_special. Add --undefined as an alias for -z
6918 * options.cc (General_options::parse_Bstatic): Remove.
6920 * options.h (class General_options): Add --fatal-warnings.
6921 * main.cc (main): Implement --fatal-warnings.
6922 * errors.h (Errors::warning_count): New function.
6924 * options.h (class General_options): Add -Bsymbolic-functions.
6925 * symtab.h (Symbol::is_preemptible): Check for
6926 -Bsymbolic-functions.
6928 2008-05-05 Ian Lance Taylor <iant@google.com>
6930 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6931 as noVARNAME rather than no-VARNAME.
6932 (class General_options): Add option -z combreloc.
6933 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6935 (Output_reloc::sort_before) [SHT_REL]: New function.
6936 (Output_reloc::sort_before) [SHT_RELA]: New function.
6937 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6938 Sort_relocs_comparison.
6939 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6940 parameter. Change all callers.
6941 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6942 sort_relocs parameter. Change all callers.
6943 * output.cc (Output_reloc::get_address): New function, broken out
6945 (Output_reloc::write_rel): Call it.
6946 (Output_reloc::compare): New function.
6947 (Output_data_reloc_base::do_write): Optionally sort relocs.
6949 * configure.ac: If targ_extra_obj is set, link it in.
6950 * configure.tgt: Initialize all variables.
6951 (x86_64*): Set targ_extra_obj and targ_extra_size.
6952 * configure: Rebuild.
6954 * object.cc (Sized_relobj::include_section_group): Adjust section
6955 indexes read from group data. Build vector to pass to
6957 * layout.cc (Layout::layout_group): Add flags and shndxes
6958 parameters. Remove contents parameter. Change caller. Update
6959 explicit instantiations.
6960 * layout.h (class Layout): Update layout_group declaration.
6961 * output.cc (Output_data_group::Output_data_group): Add flags and
6962 input_shndxes parameters. Remove contents parameter. Change
6964 (Output_data_group::do_write): Change input_sections_ to
6966 * output.h (class Output_data_group): Update constructor
6967 declaration. Rename input_sections_ to input_shndxes_.
6968 * testsuite/many_sections_test.cc: Add template.
6970 2008-04-30 Cary Coutant <ccoutant@google.com>
6972 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6974 * layout.cc (Layout::include_section): Refactored check for debug
6976 (Layout::add_comdat): Add new parameters. Change type
6977 of signature parameter. Add object and shndx to signatures table.
6978 (Layout::find_kept_object): New function.
6979 * layout.h: Include <cstring>.
6980 (Layout::is_debug_info_section): New function.
6981 (Layout::add_comdat): Add new parameters.
6982 (Layout::find_kept_object): New function.
6983 (Layout::Kept_section): New struct.
6984 (Layout::Signatures): Change type of map range.
6985 * object.cc (Relobj::output_section_address): New function.
6986 (Sized_relobj::include_section_group): Add new parameters. Change
6987 calls to Layout::add_comdat. Change to build table of kept comdat
6988 groups and table mapping discarded sections to kept sections.
6989 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6990 (Sized_relobj::do_layout): Change calls to include_section_group and
6991 include_linkonce_section.
6992 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6993 value to zero when section is discarded.
6994 (Sized_relobj::map_to_kept_section): New function.
6995 * object.h (Relobj::output_section_address): New function.
6996 (Relobj::Comdat_group): New type.
6997 (Relobj::find_comdat_group): New function.
6998 (Relobj::Comdat_group_table): New type.
6999 (Relobj::Kept_comdat_section): New type.
7000 (Relobj::Kept_comdat_section_table): New type.
7001 (Relobj::add_comdat_group): New function.
7002 (Relobj::set_kept_comdat_section): New function.
7003 (Relobj::get_kept_comdat_section): New function.
7004 (Relobj::comdat_groups_): New field.
7005 (Relobj::kept_comdat_sections_): New field.
7006 (Symbol_value::input_value): Update comment.
7007 (Sized_relobj::map_to_kept_section) New function.
7008 (Sized_relobj::include_linkonce_section): Add new parameter.
7009 * target-reloc.h (Comdat_behavior): New type.
7010 (get_comdat_behavior): New function.
7011 (relocate_section): Add code to map a discarded section to the
7012 corresponding kept section when applying a relocation.
7014 2008-04-30 Craig Silverstein <csilvers@google.com>
7016 * dwarf_reader.cc (next_generation_count): New static var.
7017 (Addr2line_cache_entry): New struct.
7018 (addr2line_cache): New static var.
7019 (Dwarf_line_info::one_addr2line): Added caching.
7020 (Dwarf_line_info::clear_addr2line_cache): New function.
7021 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7022 cache-size parameter.
7023 (Dwarf_line_info::one_addr2line_cache): New function.
7024 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7025 new cache-size argument to one_addr2line(), and clear cache.
7027 2008-04-28 Cary Coutant <ccoutant@google.com>
7029 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7030 R_386_PC8 relocations.
7032 2008-04-23 Ian Lance Taylor <iant@google.com>
7034 * object.cc (Sized_relobj::include_section_group): Check for
7035 invalid section group.
7037 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7040 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7041 than read for file header.
7042 * archive.cc (Archive::include_member): Likewise.
7044 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7046 * aclocal.m4: Regenerate.
7047 * configure: Regenerate.
7049 2008-04-19 Ian Lance Taylor <iant@google.com>
7051 * version.cc (version_string): Bump to 1.6.
7053 * testsuite/Makefile.am (many_sections_r_test): New target.
7054 (many_sections_r_test_SOURCES): Remove.
7055 (many_sections_r_test_DEPENDENCIES): Remove.
7056 (many_sections_r_test_LDFLAGS): Remove.
7057 (many_sections_r_test_LDADD): Remove.
7059 * object.cc (Sized_relobj::do_add_symbols): Always pass
7060 local_symbol_count_ to add_from_relobj.
7062 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7063 every thousand variables.
7064 * testsuite/Makefile.in: Rebuild.
7066 * object.cc (Xindex::initialize_symtab_xindex): New function.
7067 (Xindex::read_symtab_xindex): New function.
7068 (Xindex::sym_xindex_to_shndx): New function.
7069 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7071 (Sized_relobj::do_initialize_xindex): New function.
7072 (Sized_relobj::do_read_symbols): Adjust section links.
7073 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7074 parameter. Change all callers.
7075 (Sized_relobj::include_section_group): Adjust section links and
7076 symbol section indexes.
7077 (Sized_relobj::do_layout): Adjust section links.
7078 (Sized_relobj::do_count_local_symbols): Adjust section links and
7079 symbol section indexes.
7080 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7081 ordinary and special symbols.
7082 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7083 dynsym_xindex parameters. Change all callers. Adjust section
7084 links. Use SHN_XINDEX when needed.
7085 (Sized_relobj::get_symbol_location_info): Adjust section links.
7086 Don't get fooled by special symbols.
7087 * object.h (class Xindex): Define.
7088 (class Object): Add xindex_ parameter. Declare virtual functoin
7089 do_initialize_xindex.
7090 (Object::adjust_sym_shndx): New function.
7091 (Object::set_xindex): New protected function.
7092 (class Symbol_value): Add is_ordinary_shndx_ field.
7093 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7094 (Symbol_value::value): Assert ordinary section.
7095 (Symbol_value::initialize_input_to_output_map): Likewise.
7096 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7098 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7100 (class Sized_relobj): Update declarations.
7101 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7102 parameter. Change all callers.
7103 (Sized_relobj::adjust_shndx): New function.
7104 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7106 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7107 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7108 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7109 (Sized_dynobj::read_dynsym_section): Adjust section links.
7110 (Sized_dynobj::read_dynamic): Likewise.
7111 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7113 (Sized_dynobj::do_initialize_xindex): New function.
7114 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7115 do_initialize_xindex.
7116 (Sized_dynobj::adjust_shndx): New function.
7117 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7118 dynsym_xindex_ fields.
7119 (Layout::finalize): Add a call to set_section_indexes before
7120 creating the symtab sections.
7121 (Layout::set_section_indexes): Don't do anything if the section
7122 already has a section index.
7123 (Layout::create_symtab_sections): Add shnum parameter. Change
7124 caller. Create .symtab_shndx section if needed.
7125 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7127 (Layout::allocated_output_section_count): New function.
7128 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7130 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7131 fields. Update declarations.
7132 (Layout::symtab_xindex): New function.
7133 (Layout::dynsym_xindex): New function.
7134 (class Write_symbols_task): Add layout_ field.
7135 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7137 * output.cc (Output_section_headers::Output_section_headers): Add
7138 shstrtab_section parameter. Change all callers.
7139 (Output_section_headers::do_sized_write): Store overflow values
7140 for section count and section string table section index in
7141 section header zero.
7142 (Output_file_header::do_sized_write): Check for overflow of
7143 section count and section string table section index.
7144 (Output_symtab_xindex::do_write): New function.
7145 (Output_symtab_xindex::endian_do_write): New function.
7146 * output.h (class Output_section_headers): Add shstrtab_section_.
7147 Update declarations.
7148 (class Output_symtab_xindex): Define.
7149 (Output_section::has_out_shndx): New function.
7150 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7152 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7154 (Sized_symbol::init): Likewise.
7155 (Symbol::output_section): Check for ordinary symbol.
7156 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7157 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7159 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7160 Change all callers. Simplify handling of symbols from sections
7161 not included in the link.
7162 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7164 (Weak_alias_sorter::operator()): Assert that symbols are
7166 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7168 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7169 parameters. Change all callers.
7170 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7171 symbol distinction. Use SHN_XINDEX when needed.
7172 (Symbol_table::write_section_symbol): Add symtab_xindex
7173 parameter. Change all callers.
7174 (Symbol_table::sized_write_section_symbol): Likewise. Use
7175 SHN_XINDEX when needed.
7176 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7178 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7179 (Symbol::is_defined): Check is_ordinary.
7180 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7181 (Symbol::is_absolute, Symbol::is_common): Likewise.
7182 (class Sized_symbol): Update declarations.
7183 (class Symbol_table): Update declarations.
7184 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7185 parameters. Change all callers.
7186 (Sized_symbol::override): Likewise.
7187 (Symbol_table::override): Likewise.
7188 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7189 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7190 is_ordinary, and orig_st_shndx parameters. Change all callers.
7191 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7192 to be in an ordinary section.
7193 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7194 object and is_ordinary parameters. Change all callers.
7195 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7196 Change all callers. Don't add undefined or non-ordinary symbols
7198 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7200 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7202 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7203 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7204 (Sized_relobj::relocate_sections): Likewise.
7205 * target-reloc.h (scan_relocs): Adjust section symbol index.
7206 (scan_relocatable_relocs): Likewise.
7207 * i386.cc (Scan::local): Check for ordinary symbols.
7208 * sparc.cc (Scan::local): Likewise.
7209 * x86_64.cc (Scan::local): Likewise.
7210 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7211 to symbol_section_and_value.
7212 * testsuite/many_sections_test.cc: New file.
7213 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7214 (check_PROGRAMS): Add many_sections_test.
7215 (many_sections_test_SOURCES): Define.
7216 (many_sections_test_DEPENDENCIES): Define.
7217 (many_sections_test_LDFLAGS): Define.
7218 (BUILT_SOURCES): Add many_sections_define.h.
7219 (many_sections_define.h): New target.
7220 (BUILT_SOURCES): Add many_sections_check.h.
7221 (many_sections_check.h): New target.
7222 (check_PROGRAMS): Add many_sections_r_test.
7223 (many_sections_r_test_SOURCES): Define.
7224 (many_sections_r_test_DEPENDENCIES): Define.
7225 (many_sections_r_test_LDFLAGS): Define.
7226 (many_sections_r_test_LDADD): Define.
7227 (many_sections_r_test.o): New target.
7228 * testsuite/Makefile.in: Rebuild.
7230 2008-04-17 Cary Coutant <ccoutant@google.com>
7232 * errors.cc (Errors::info): New function.
7233 (gold_info): New function.
7234 * errors.h (Errors::info): New function.
7235 * gold.h (gold_info): New function.
7236 * object.cc (Input_objects::add_object): Print trace output.
7237 * options.cc (options::parse_set): New function.
7238 (General_options::parse_wrap): Deleted.
7239 (General_options::General_options): Deleted initializer.
7240 * options.h (options::String_set): New typedef.
7241 (options::parse_set): New function.
7242 (DEFINE_set): New macro.
7243 (General_options::wrap): Changed to use DEFINE_set. Changed
7244 callers of any_wrap_symbols and is_wrap_symbol.
7245 (General_options::trace, General_options::trace_symbol):
7247 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7248 (General_options::wrap_symbols_): Deleted.
7249 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7251 2008-04-17 David S. Miller <davem@davemloft.net>
7253 * options.cc (General_options::parse_V): New function.
7254 * options.h: Add entries for -V and -Qy.
7256 2008-04-17 Ian Lance Taylor <iant@google.com>
7258 * common.cc (Symbol_table::allocate_commons): Remove options
7259 parameter. Change caller.
7260 (Symbol_table::do_allocate_commons): Remove options parameter.
7261 Change caller. Just call do_allocate_commons_list twice.
7262 (Symbol_table::do_allocate_commons_list): New function, broken out
7263 of do_allocate_commons.
7264 * common.h (class Allocate_commons_task): Remove options_ field.
7266 * symtab.cc (Symbol_table::Symbol_table): Initialize
7268 (Symbol_table::add_from_object): Put TLS common symbols on
7270 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7271 which are IN_OUTPUT_DATA.
7272 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7273 allocate_commons and do_allocate_commons declarations. Declare
7274 do_allocate_commons_list.
7275 * gold.cc (queue_middle_tasks): Update creation of
7276 Allocate_commons_task to not pass options.
7277 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7278 (TLS_TEST_C_FLAGS): New variable.
7279 (tls_test_c_pic.o): New target.
7280 (tls_test_shared.so): Link in tls_test_c_pic.o.
7281 (tls_test_c_pic_ie.o): New target.
7282 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7283 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7284 (tls_test_c.o): New target.
7285 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7286 (tls_pic_test_LDADD): Likewise.
7287 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7288 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7289 (tls_test_c_gnu2.o): New target.
7290 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7292 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7293 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7294 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7295 * testsuite/tls_test.cc: Include "config.h".
7296 (t_last): Call t11_last.
7297 * testsuite/tls_test.h (t11, t11_last): Declare.
7298 * testsuite/tls_test_c.c: New file.
7299 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7300 * configure.ac: Check for OpenMP support.
7301 * configure, config.in, Makefile.in: Rebuild.
7302 * testsuite/Makefile.in: Rebuild.
7304 2008-04-16 Cary Coutant <ccoutant@google.com>
7306 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7307 (Target_i386::tls_base_symbol_defined_): New field.
7308 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7309 (Target_i386::Scan::global): Likewise.
7310 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7311 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7312 (Target_x86_64::tls_base_symbol_defined_): New field.
7313 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7314 (Target_x86_64::Scan::global): Likewise.
7316 2008-04-16 Cary Coutant <ccoutant@google.com>
7318 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7319 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7320 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7321 building shared libraries.
7322 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7323 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7324 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7325 * testsuite/Makefile.in: Rebuild.
7326 * testsuite/weak_undef.h: New file.
7327 * testsuite/weak_undef_file1.cc: Add extra test cases.
7328 * testsuite/weak_undef_file2.cc: Likewise.
7329 * testsuite/weak_undef_test.cc: Likewise.
7331 2008-04-16 David S. Miller <davem@davemloft.net>
7333 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7334 Add issued_non_pic_error_ field. Declare check_non_pic.
7335 (Target_sparc::Scan::check_non_pic): New function.
7336 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7337 (Target_sparc::Scan::global): Likewise.
7339 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7340 * configure: Rebuild.
7342 * options.h (DEFINE_enable): New macro.
7343 (new_dtags): New enable option.
7344 (initfirst, interpose, loadfltr, nodefaultlib,
7345 nodelete, nodlopen, nodump): New -z options.
7346 * layout.cc (Layout:finish_dynamic_section): If new
7347 dtags enabled, emit DT_RUNPATH. Also, emit a
7348 DT_FLAGS_1 containing any specified -z flags.
7350 2008-04-16 Ian Lance Taylor <iant@google.com>
7352 * copy-relocs.cc: New file.
7353 * copy-relocs.h: New file.
7354 * reloc.cc: Remove Copy_relocs code.
7355 * reloc.h: Likewise.
7356 * reloc-types.h (struct Reloc_types) [both versions]: Add
7357 get_reloc_addend_noerror.
7358 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7359 variants of add_global which take an addend which must be zero.
7360 * i386.cc: Include "copy-relocs.h".
7361 (class Target_i386): Change type of copy_relocs_ to variable,
7363 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7365 (Target_i386::do_finalize_sections): Change handling of
7367 * sparc.cc: Include "copy-relocs.h".
7368 (class Target_sparc): Change type of copy_relocs_ to variable,
7370 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7372 (Target_sparc::do_finalize_sections): Change handling of
7374 * x86_64.cc: Include "copy-relocs.h".
7375 (class Target_x86_64): Change type of copy_relocs_ to variable,
7377 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7378 class. Change all callers.
7379 (Target_x86_64::do_finalize_sections): Change handling of
7381 * Makefile.am (CCFILES): Add copy-relocs.cc.
7382 (HFILES): Add copy-relocs.h.
7384 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7386 * testsuite/script_test_4.sh: Permit leading zeroes.
7388 2008-04-15 Ian Lance Taylor <iant@google.com>
7390 * script-sections.cc (Script_sections::create_segments): Use
7391 header_size_adjustment even when there is enough room for the
7393 * testsuite/script_test_4.sh: New file.
7394 * testsuite/script_test_4.t: New file.
7395 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7396 (check_DATA): Add script_test_4.stdout.
7397 (MOSTLYCLEANFILES): Likewise.
7398 (script_test_4): New target.
7399 (script_test_4.stdout): New target.
7400 * testsuite/Makefile.in: Rebuild.
7402 * sparc.cc: Add definitions for Output_data_plt_sparc class
7405 2008-04-14 David S. Miller <davem@davemloft.net>
7407 * sparc.cc: New file.
7408 * Makefile.am (TARGETSOURCES): Add sparc.cc
7409 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7410 * configure.tgt: Document targ_extra_size and
7411 targ_extra_big_endian. Add entries for sparc-* and
7413 * configure.ac: Handle targ_extra_size and
7414 targ_extra_big_endian.
7415 * Makefile.in: Rebuild.
7416 * configure: Likewise.
7417 * po/POTFILES.in: Likewise.
7418 * po/gold.pot: Likewise.
7420 2008-04-14 Ian Lance Taylor <iant@google.com>
7422 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7423 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7424 in the name/type/flags to section mapping. Don't call
7425 allocate_output_section.
7426 (Layout::choose_output_section): Change parameter from adjust_name
7427 to is_input_section. Don't permit input sections after sections
7428 are attached to segments. Don't call allocate_output_section.
7429 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7430 not write_enable_output_section.
7431 (Layout::make_output_section): Don't push to
7432 unattached_section_list_ nor call attach_to_segment. Call
7433 attach_section_to_segment if sections are attached.
7434 (Layout::attach_sections_to_segments): New function.
7435 (Layout::attach_section_to_segment): New function.
7436 (Layout::attach_allocated_section_to_segment): Rename from
7437 attach_to_segment. Remove flags parameter.
7438 (Layout::allocate_output_section): Remove function.
7439 (Layout::write_enable_output_section): Remove function.
7440 * layout.h (class Layout): Update for above changes. Add new
7441 field sections_are_attached_.
7442 * output.h (Output_section::update_flags_for_input_section): New
7444 * output.cc (Output_section::add_input_section): Call
7445 update_flags_for_input_section.
7446 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7448 2008-04-11 Cary Coutant <ccoutant@google.com>
7450 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7451 thought unnecessary.
7452 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7454 2008-04-11 Ian Lance Taylor <iant@google.com>
7456 * output.h (class Output_section_data): Remove inline definition
7458 * output.cc (Output_section_data::set_addralign): New function.
7460 2008-04-11 Cary Coutant <ccoutant@google.com>
7462 Add support for TLS descriptors for i386 and x86_64.
7463 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7464 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7465 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7467 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7468 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7469 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7471 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7472 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7473 Fix problem with initial-exec relocations.
7474 (Target_i386::Relocate::relocate_tls): Likewise.
7475 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7477 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7478 support for section-plus-offset dynamic table entries.
7479 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7480 (Output_data_dynamic::Dynamic_entry): Add support for
7481 section-plus-offset dynamic table entries.
7482 (Output_data_dynamic::Classification): Likewise.
7483 (Output_data_dynamic::classification_): Renamed offset_.
7484 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7485 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7486 (Target_x86_64::make_plt_section): New function.
7487 (Target_x86_64::reserve_tlsdesc_entries): New function.
7488 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7489 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7490 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7491 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7492 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7493 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7494 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7495 add extra PLT entry for TLS descriptors.
7496 (Output_data_plt_x86_64::got_): New field.
7497 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7498 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7500 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7502 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7503 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7504 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7505 R_386_TLS_DESC_CALL relocations.
7506 (Target_x86_64::Scan::global): Likewise.
7507 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7508 for TLS descriptors.
7509 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7510 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7511 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7512 GD-to-IE relaxation.
7513 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7514 and TLS_DESCRIPTORS.
7515 * Makefile.in: Rebuild.
7516 * configure: Rebuild.
7517 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7518 (tls_test_shared2.so): New target.
7519 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7520 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7521 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7522 (tls_shared_gd_to_ie_test_LDADD): New variable.
7523 (tls_shared_gnu2_gd_to_ie_test): New target.
7524 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7526 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7527 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7528 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7529 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7530 (tls_shared_gnu2_test): New target.
7531 (tls_test_gnu2_shared.so): New target.
7532 (tls_shared_gnu2_test_SOURCES): New variable.
7533 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7534 (tls_shared_gnu2_test_LDFLAGS): New variable.
7535 (tls_shared_gnu2_test_LDADD): New variable.
7536 * testsuite/Makefile.in: Rebuild.
7537 * testsuite/Makefile.
7539 2008-04-11 Ian Lance Taylor <iant@google.com>
7541 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7543 * testsuite/Makefile.in: Rebuild.
7545 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7547 * testsuite/script_test_2.cc (main): Adjust test.
7549 2008-04-11 David S. Miller <davem@davemloft.net>
7550 Ian Lance Taylor <iant@google.com>
7552 * options.h (General_options): Add entries for '-Y' and
7554 * options.cc (General_options:finalize): If -Y was used, add those
7555 entries to the library path instead of the default "/lib" and
7558 2008-04-11 David S. Miller <davem@davemloft.net>
7560 * testsuite/justsyms.t: Start at 0x100.
7561 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7562 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7564 * testsuite/script_test_2.cc: Adjust string and section length
7567 2008-04-09 Ian Lance Taylor <iant@google.com>
7570 * script-sections.cc (Sections_element::allocate_to_segment): Add
7572 (Output_section_definition::allocate_to_segment): Likewise.
7573 (Orphan_output_section::allocate_to_segment): Likewise.
7574 (Script_sections::attach_sections_using_phdrs_clause): Don't
7575 propagate non-PT_LOAD segments to orphan sections.
7576 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7577 readelf rather than objdump.
7578 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7579 .interp section and PT_INTERP segment are the same size.
7580 * testsuite/Makefile.in: Rebuild.
7582 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7583 aliases for symbols defined in the same object.
7584 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7585 (weak_alias_test_SOURCES): New variable.
7586 (weak_alias_test_DEPENDENCIES): New variable.
7587 (weak_alias_test_LDFLAGS): New variable.
7588 (weak_alias_test_LDADD): New variable.
7589 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7590 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7591 (weak_alias_test_3.o): New target.
7592 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7593 * testsuite/weak_alias_test_main.cc: New file.
7594 * testsuite/weak_alias_test_1.cc: New file.
7595 * testsuite/weak_alias_test_2.cc: New file.
7596 * testsuite/weak_alias_test_3.cc: New file.
7598 2008-04-08 Ian Lance Taylor <iant@google.com>
7600 * options.h (class General_options): Add --noinhibit-exec option.
7601 * main.cc (main): Check --noinhibit-exec.
7603 * options.h (class General_options): Define --wrap as a special
7604 option. Add wrap_symbols_ field.
7605 (General_options::any_wrap_symbols): New function.
7606 (General_options::is_wrap_symbol): New function.
7607 * options.cc (General_options::parse_wrap): New function.
7608 (General_options::General_options): Initialize wrap_symbols_.
7609 * symtab.cc (Symbol_table::wrap_symbol): New function.
7610 (Symbol_table::add_from_object): Handle --wrap.
7611 * symtab.h (class Symbol_table): Declare wrap_symbol.
7612 * target.h (Target::wrap_char): New function.
7613 (Target::Target_info): Add wrap_char field.
7614 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7615 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7616 * testsuite/testfile.cc (Target_test::test_target_info):
7619 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7622 * layout.h (class Layout): Add added_eh_frame_data_ field.
7623 * layout.cc (Layout::Layout): Initialize new field.
7624 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7625 output section until we find a section we merged successfully.
7626 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7627 that the size be non-zero.
7629 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7632 2008-04-08 Craig Silverstein <csilvers@google.com>
7634 * configure.ac: Export new conditional variable HAVE_ZLIB.
7635 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7637 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7638 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7640 2008-04-07 Ian Lance Taylor <iant@google.com>
7642 * version.cc (version_string): Set to "1.5".
7644 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7645 Add issued_non_pic_error_ field. Declare check_non_pic.
7646 (Target_x86_64::Scan::check_non_pic): New function.
7647 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7648 (Target_x86_64::Scan::global): Likewise.
7650 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7651 addend parameter. Change caller. Handle merge sections.
7652 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7653 Address to Addend. Don't add in the result of
7654 local_section_offset, pass down the addend and use the returned
7656 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7657 Update declarations of local_section_offset and symbol_value.
7658 * testsuite/two_file_test_1.cc (t18): New function.
7659 * testsuite/two_file_test_2.cc (f18): New function.
7660 * testsuite/two_file_test_main.cc (main): Call t18.
7661 * testsuite/two_file_test.h (t18, f18): Declare.
7663 * configure.ac: Don't test for objdump, c++filt, or readelf.
7664 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7666 (TEST_READELF): New variable.
7667 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7668 (check_PROGRAMS): Add two_file_strip_test.
7669 (two_file_strip_test): New target.
7670 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7671 (two_file_same_shared_strip_test_SOURCES): New variable.
7672 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7673 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7674 (two_file_same_shared_strip_test_LDADD): New variable.
7675 (two_file_shared_strip.so): New target.
7676 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7677 (ver_test_5.syms, ver_test_7.syms): Likewise.
7678 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7679 (strip_test_3.stdout): Use TEST_OBJDUMP.
7680 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7682 2008-04-04 Cary Coutant <ccoutant@google.com>
7684 * symtab.h (Symbol::is_weak_undefined): New function.
7685 (Symbol::is_strong_undefined): New function.
7686 (Symbol::is_absolute): New function.
7687 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7688 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7690 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7691 (weak_undef_test): New target.
7692 * testsuite/Makefile.in: Rebuild.
7693 * testsuite/weak_undef_file1.cc: New file.
7694 * testsuite/weak_undef_file2.cc: New file.
7695 * testsuite/weak_undef_test.cc: New file.
7697 2008-04-03 Craig Silverstein <csilvers@google.com>
7699 * compressed_output.h (class Output_compressed_section): Use
7701 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7703 (zlib_compressed_suffix): Removed.
7704 (Output_compressed_section::set_final_data_size): Use unsigned
7706 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7707 Fix linker invocation.
7708 (flagstest_o_specialfile_and_compress_debug_sections):
7710 * testsuite/Makefile.in: Regenerated.
7712 2008-04-02 David S. Miller <davem@davemloft.net>
7714 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7715 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7717 2008-04-02 Craig Silverstein <csilvers@google.com>
7721 2008-04-02 Ian Lance Taylor <iant@google.com>
7723 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7724 parameters. Update for new key type to views_. Change all
7726 (File_read::read): Adjust for byteshift in returned view.
7727 (File_read::add_view): New function, broken out of
7729 (File_read::make_view): New function, broken out of
7731 (File_read::find_or_make_view): Add offset and aligned
7732 parameters. Rewrite accordingly. Change all callers.
7733 (File_read::get_view): Add offset and aligned parameters. Adjust
7734 for byteshift in return value.
7735 (File_read::get_lasting_view): Likewise.
7736 * fileread.h (class File_read): Update declarations.
7737 (class File_read::View): Add byteshift_ field. Add byteshift to
7738 constructor. Add byteshift method.
7739 * archive.h (Archive::clear_uncached_views): New function.
7740 (Archive::get_view): Add aligned parameter. Change all callers.
7741 * object.h (Object::get_view): Add aligned parameter. Change all
7743 (Object::get_lasting_view): Likewise.
7745 * fileread.cc (File_read::release): Don't call clear_views if
7746 there are multiple objects.
7747 * fileread.h (File_read::clear_uncached_views): New function.
7748 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7751 2008-03-31 Cary Coutant <ccoutant@google.com>
7753 Add thin archive support.
7754 * archive.cc (Archive::armagt): New const.
7755 (Archive::setup): Remove task parameter and calls to unlock.
7756 (Archive::unlock_nested_archives): New function.
7757 (Archive::read_header): Add nested_off parameter. Change
7759 (Archive::interpret_header): Likewise.
7760 (Archive::include_all_members): Change to handle thin
7762 (Archive::include_member): Likewise.
7763 * archive.h (Archive::Archive): Add new parameters and
7765 (Archive::armagt): New const.
7766 (Archive::setup): Remove task parameter.
7767 (Archive::unlock_nested_archives): New function.
7768 (Archive::read_header): Add nested_off parameter.
7769 (Archive::interpret_header): Likewise.
7770 (Archive::Nested_archive_table): New typedef.
7771 (Archive::is_thin_archive_): New field.
7772 (Archive::nested_archives_): New field.
7773 (Archive::options_): New field.
7774 (Archive::dirpath_): New field.
7775 (Archive::task_): New field.
7776 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7777 for thin archives. Pass additional parameters to
7778 Archive::Archive. Unlock the archive file after calling
7781 2008-03-29 Ian Lance Taylor <iant@google.com>
7783 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7784 version symbol to be local.
7785 * testsuite/ver_test_4.sh: New file.
7786 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7787 (check_DATA): Add ver_test_4.syms.
7788 (ver_test_4.syms): New target.
7789 * testsuite/Makefile.in: Rebuild.
7792 (Output_section::Input_section_sort_entry::has_priority): New
7794 (Output_section::Input_section_sort_entry::match_file_name): New
7796 (Output_section::Input_section_sort_entry::match_section_name):
7798 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7800 (Output_section::Input_section_sort_entry::match_section_file):
7802 (Output_section::Input_section_sort_compare::operator()): Rewrite
7803 using new Input_section_sort_entry functions. Sort crtbegin and
7804 crtend first. Sort sections with no priority before sections with
7806 * testsuite/initpri1.c (d3): Check j != 4.
7807 (cd5): New constructor/destructor function.
7808 (main): Check j != 2.
7810 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7811 new symbol when resolving, don't call set_is_default.
7812 * testsuite/ver_test_7.cc: New file.
7813 * testsuite/ver_test_7.sh: New file.
7814 * testsuite/Makefile.am (ver_test_7.so): New target.
7815 (ver_test_7.o): New target.
7816 (check_SCRIPTS): Add ver_test_7.sh.
7817 (check_DATA): Add ver_test_7.syms.
7818 (ver_test_7.syms): New target.
7820 2008-03-28 Ian Lance Taylor <iant@google.com>
7822 * layout.cc (Layout::layout): If we see an input section with a
7823 name that needs sorting, set the must_sort flag for the output
7825 (Layout::make_output_section): If the name of the output section
7826 indicates that it might require sorting, set the may_sort flag.
7827 * output.h (Output_section::may_sort_attached_input_sections): New
7829 (Output_section::set_may_sort_attached_input_sections): New
7831 (Output_section::must_sort_attached_input_sections): New
7833 (Output_section::set_must_sort_attached_input_sections): New
7835 (class Output_section): Declare Input_section_sort_entry. Define
7836 Input_section_sort_compare. Declare
7837 sort_attached_input_sections. Add new fields:
7838 may_sort_attached_input_sections_,
7839 must_sort_attached_input_sections_,
7840 attached_input_sections_are_sorted_.
7841 * output.cc (Output_section::Output_section): Initialize new
7843 (Output_section::add_input_section): Add an entry to
7844 input_sections_ if may_sort or must_sort are true.
7845 (Output_section::set_final_data_size): Call
7846 sort_attached_input_sections if necessary.
7847 (Output_section::Input_section_sort_entry): Define new class.
7848 (Output_section::Input_section_sort_compare::operator()): New
7850 (Output_section::sort_attached_input_sections): New function.
7851 * configure.ac: Check whether the compiler supports constructor
7852 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7853 * testsuite/initpri1.c: New file.
7854 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7855 CONSTRUCTOR_PRIORITY.
7856 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7857 (initpri1_LDFLAGS): New variable.
7858 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7860 2008-03-27 Ian Lance Taylor <iant@google.com>
7862 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7863 * testsuite/common_test_1.c: New file.
7864 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7865 (common_test_1_SOURCES): New variable.
7866 (common_test_1_DEPENDENCIES): New variable.
7867 (common_test_1_LDFLAGS): New variable.
7869 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7870 and commons_ correctly when NAME/VERSION does not override
7872 * testsuite/ver_test_6.c: New file.
7873 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7874 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7875 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7877 2008-03-26 Ian Lance Taylor <iant@google.com>
7879 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7880 of an undefined symbol from a version script.
7881 * testsuite/Makefile.am (ver_test_5.so): New target.
7882 (ver_test_5.o): New target.
7883 (check_SCRIPTS): Add ver_test_5.sh.
7884 (check_DATA): Add ver_test_5.syms.
7885 (ver_test_5.syms): New target.
7886 * testsuite/ver_test_5.cc: New file.
7887 * testsuite/ver_test_5.script: New file.
7888 * testsuite/ver_test_5.sh: New file.
7889 * Makefile.in, testsuite/Makefile.in: Rebuild.
7892 Fix problems building gold with gcc 4.3.0.
7893 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7894 (gold_error_at_location, gold_warning_at_location): Use it.
7895 * configure.ac: Check whether we can compile and use a template
7896 function with a printf attribute.
7897 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7898 when jumping over bytes.
7899 * object.cc: Instantiate Object::read_section_data.
7900 * debug.h: Include <cstring>
7901 * dwarf_reader.cc: Include <algorithm>
7902 * main.cc: Include <cstring>.
7903 * options.cc: Include <cstring>.
7904 * output.cc: Include <cstring>.
7905 * script.cc: Include <cstring>.
7906 * script.h: Include <string>.
7907 * symtab.cc: Include <cstring> and <algorithm>.
7908 * target-select.cc: Include <cstring>.
7909 * version.cc: Include <string>.
7910 * testsuite/testmain.cc: Include <cstdlib>.
7911 * configure, config.in: Rebuild.
7913 2008-03-25 Ian Lance Taylor <iant@google.com>
7915 * options.cc: Include "../bfd/bfdver.h".
7916 (options::help): Print bug reporting address.
7918 * version.cc (print_version): Adjust output for current value of
7923 * options.cc (options::help): Print list of supported targets.
7924 * target-select.h: Include <vector>.
7925 (class Target_selector): Make machine_, size_, and is_big_endian_
7926 fields const. Add bfd_name_ and instantiated_target_ fields.
7927 (Target_selector::Target_selector): Add bfd_name parameter.
7928 (Target_selector::recognize): Make non-virtual, call
7930 (Target_selector::recognize_by_name): Make non-virtual, call
7931 do_recognize_by_name.
7932 (Target_selector::supported_names): New function.
7933 (Target_selector::bfd_name): New function.
7934 (Target_selector::do_instantiate_target): New pure virtual
7936 (Target_selector::do_recognize): New virtual function.
7937 (Target_selector::do_recognize_by_name): New virtual function.
7938 (Target_selector::instantiate_target): New private function.
7939 (supported_target_names): Declare.
7940 * target-select.cc (Target_selector::Target_selector): Update for
7941 new parameter and fields.
7942 (select_target_by_name): Check that the name matches before
7943 calling recognize_by_name.
7944 (supported_target_names): New function.
7945 * i386.cc (class Target_selector_i386): Update Target_selector
7946 constructor call. Remove recognize and recognize_by_name. Add
7947 do_instantiate_target.
7948 * x86_64.cc (class Target_selector_x86_64): Likewise.
7949 * testsuite/testfile.cc (class Target_selector_test): Update for
7950 changes to Target_selector.
7952 * README: Rewrite, with some notes on unsupported features.
7954 2008-03-24 Cary Coutant <ccoutant@google.com>
7956 * i386.cc (Target_i386::Got_type): New enum declaration.
7957 (Target_i386::Scan::local): Updated callers of Output_data_got
7959 (Target_i386::Scan::global): Likewise.
7960 (Target_i386::Relocate::relocate): Likewise.
7961 (Target_i386::Relocate::relocate_tls): Likewise.
7962 * object.h (Got_offset_list): New class.
7963 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7964 (Sized_relobj::local_got_offset): Likewise.
7965 (Sized_relobj::set_local_got_offset): Likewise.
7966 (Sized_relobj::local_has_tls_got_offset): Removed.
7967 (Sized_relobj::local_tls_got_offset): Removed.
7968 (Sized_relobj::set_local_tls_got_offset): Removed.
7969 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7970 * output.cc (Output_data_got::add_global): Added got_type parameter.
7971 (Output_data_got::add_global_with_rel): Likewise.
7972 (Output_data_got::add_global_with_rela): Likewise.
7973 (Output_data_got::add_global_pair_with_rel): New function.
7974 (Output_data_got::add_global_pair_with_rela): New function.
7975 (Output_data_got::add_local): Added got_type parameter.
7976 (Output_data_got::add_local_with_rel): Likewise.
7977 (Output_data_got::add_local_with_rela): Likewise.
7978 (Output_data_got::add_local_pair_with_rel): New function.
7979 (Output_data_got::add_local_pair_with_rela): New function.
7980 (Output_data_got::add_global_tls): Removed.
7981 (Output_data_got::add_global_tls_with_rel): Removed.
7982 (Output_data_got::add_global_tls_with_rela): Removed.
7983 (Output_data_got::add_local_tls): Removed.
7984 (Output_data_got::add_local_tls_with_rel): Removed.
7985 (Output_data_got::add_local_tls_with_rela): Removed.
7986 * output.h (Output_data_got::add_global): Added got_type parameter.
7987 (Output_data_got::add_global_with_rel): Likewise.
7988 (Output_data_got::add_global_with_rela): Likewise.
7989 (Output_data_got::add_global_pair_with_rel): New function.
7990 (Output_data_got::add_global_pair_with_rela): New function.
7991 (Output_data_got::add_local): Added got_type parameter.
7992 (Output_data_got::add_local_with_rel): Likewise.
7993 (Output_data_got::add_local_with_rela): Likewise.
7994 (Output_data_got::add_local_pair_with_rel): New function.
7995 (Output_data_got::add_local_pair_with_rela): New function.
7996 (Output_data_got::add_global_tls): Removed.
7997 (Output_data_got::add_global_tls_with_rel): Removed.
7998 (Output_data_got::add_global_tls_with_rela): Removed.
7999 (Output_data_got::add_local_tls): Removed.
8000 (Output_data_got::add_local_tls_with_rel): Removed.
8001 (Output_data_got::add_local_tls_with_rela): Removed.
8002 * resolve.cc (Symbol::override_base_with_special): Removed
8003 reference to has_got_offset_ field.
8004 * symtab.cc (Symbol::init_fields): Replaced initialization
8005 of got_offset_ with got_offsets_. Removed initialization
8007 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8008 (Symbol::got_offset): Likewise.
8009 (Symbol::set_got_offset): Likewise.
8010 (Symbol::has_tls_got_offset): Removed.
8011 (Symbol::tls_got_offset): Removed.
8012 (Symbol::set_tls_got_offset): Removed.
8013 (Symbol::got_offset_): Removed.
8014 (Symbol::tls_mod_got_offset_): Removed.
8015 (Symbol::tls_pair_got_offset_): Removed.
8016 (Symbol::got_offsets_): New field.
8017 (Symbol::has_got_offset): Removed.
8018 (Symbol::has_tls_mod_got_offset): Removed.
8019 (Symbol::has_tls_pair_got_offset): Removed.
8020 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8021 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8023 (Target_x86_64::Scan::global): Likewise.
8024 (Target_x86_64::Relocate::relocate): Likewise.
8025 (Target_x86_64::Relocate::relocate_tls): Likewise.
8027 2008-03-25 Ben Elliston <bje@au.ibm.com>
8029 * yyscript.y: Fix spelling error in comment.
8031 2008-03-24 Ian Lance Taylor <iant@google.com>
8033 * options.h (class General_options): Define build_id option.
8034 * layout.h (class Layout): Declare write_build_id, create_note,
8035 create_build_id. Add build_id_note_ member.
8036 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8037 "libiberty.h", "md5.h", "sha1.h".
8038 (Layout::Layout): Initialize eh_frame_data_,
8039 eh_frame_hdr_section_, and build_id_note_.
8040 (Layout::finalize): Call create_build_id.
8041 (Layout::create_note): New function, broken out of
8042 Layout::create_gold_note.
8043 (Layout::create_gold_note): Call create_note.
8044 (Layout::create_build_id): New function.
8045 (Layout::write_build_id): New function.
8046 (Close_task_runner::run): Call write_build_id.
8048 * x86_64.cc: Correct license to GPLv3.
8050 2008-03-23 Ian Lance Taylor <iant@google.com>
8052 * options.cc: Include "demangle.h".
8053 (parse_optional_string): New function.
8054 (parse_long_option): Handle takes_optional_argument.
8055 (parse_short_option): Update dash_z initializer. Handle
8056 takes_optional_argument.
8057 (General_options::General_options): Initialize do_demangle_.
8058 (General_options::finalize): Set do_demangle_. Handle demangling
8060 * options.h (parse_optional_string): Declare.
8061 (struct One_option): Add optional_arg field. Update constructor.
8062 Update call constructor calls. Add takes_optional_argument
8064 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8065 (DEFINE_optional_string): Define.
8066 (General_options::demangle): Change from DEFINE_bool to
8067 DEFINE_optional_string.
8068 (General_options::no_demangle): New function.
8069 (General_options::do_demangle): New function.
8070 (General_options::set_do_demangle): New function.
8071 (General_options::execstack_status_): Move definition to end of
8073 (General_options::static_): Likewise.
8074 (General_options::do_demangle_): New field.
8075 * object.cc (big_endian>::get_symbol_location_info): Call
8076 Options::do_demangle, not Options::demangle.
8077 * symtab.cc (demangle): Likewise.
8079 2008-03-22 Ian Lance Taylor <iant@google.com>
8081 * gold.h: Include <cstddef> and <sys/types.h>
8082 * options.h: Include <cstring>.
8084 2008-03-21 Ian Lance Taylor <iant@google.com>
8086 * Added source code to GNU binutils.