1 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3 * symtab.cc (detect_odr_violations): When reporting an ODR
4 violation, report an object where the symbol is defined.
6 2010-06-25 Doug Kwan <dougkwan@google.com>
8 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
9 (Target_arm::section_may_have_icf_unsafe_pointers): New method
11 (Target_arm::Scan::local_reloc_may_be_function_pointer,
12 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
13 target hook to detect function points.
14 (Target_arm::Scan::possible_function_pointer_reloc): New method.
15 * icf.h (Icf::check_section_for_function_pointers): Change type of
16 parameter SECTION_NAME to const reference to std::string. Use
17 target hook to determine if section may have unsafe pointers.
18 * target.h (Target::section_may_have_icf_unsafe_pointers): New
21 2010-06-21 Rafael Espindola <espindola@google.com>
23 * fileread.cc (Input_file::find_fie): New
24 (Input_file::open): Use Input_file::find_fie.
25 * fileread.h (Input_file::find_fie): New
26 * plugin.cc (set_extra_library_path): New.
27 (Plugin::load): Add set_extra_library_path to the transfer vector.
28 (Plugin_manager::set_extra_library_path): New.
29 (Plugin_manager::add_input_file): Use the extra search path if set.
30 (set_extra_library_path(): New.
31 * plugin.h (Plugin_manager): Add set_extra_library_path and
34 2010-06-19 Cary Coutant <ccoutant@google.com>
36 * layout.cc (gdb_sections): Add .debug_types.
37 (lines_only_debug_sections): Likewise.
39 2010-06-18 Rafael Espindola <espindola@google.com>
41 * plugin.cc (add_input_file,add_input_library)
42 (Plugin_manager::add_input_file): Make filename arguments const.
43 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
46 2010-06-16 Doug Kwan <dougkwan@google.com>
48 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
49 .ARM.attributes section if we have not merged any input
52 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
54 * arm.cc: Allow combining objects with no EABI version
57 2010-06-15 Rafael Espindola <espindola@google.com>
59 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
61 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
63 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
64 (struct iovec): Correct !HAVE_READV definition.
66 2010-06-10 Cary Coutant <ccoutant@google.com>
68 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
69 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
71 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
74 * symtab.h (Symbol::is_placeholder): New member function.
75 * target-reloc.h (relocate_section): Check for placeholder symbols.
77 * testsuite/Makefile.am (plugin_test_8): New test.
78 (plugin_test_9): New test.
79 * testsuite/Makefile.in: Regenerate.
81 2010-06-09 Nick Clifton <nickc@redhat.com>
83 * yyscript.y (input_list_element): Allow strings prefixed with
84 the '-' character. Treat these as libraries.
85 * script.cc (script_add_library): New function. Adds a library
86 specified by "-l<name>" found in an input script.
87 * script-c.h: Add prototype for script_add_library.
89 2010-06-07 Doug Kwan <dougkwan@google.com>
91 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
92 Restrict stub-group size to be within long conditional branch
93 range when working around cortex-A8 erratum.
95 2010-06-07 Damien Diederen <dd@crosstwine.com>
97 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
100 2010-06-03 Sriraman Tallam <tmsriram@google.com>
104 (Output_section::Input_section_sort_entry::compare_section_ordering):
105 Change to return non-zero correctly.
106 (Output_section::Input_section_sort_section_order_index_compare
107 ::operator()): Change to fix ambiguity in comparisons.
109 2010-06-01 Sriraman Tallam <tmsriram@google.com>
111 * gold.h (is_wildcard_string): New function.
112 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
113 (Layout::layout_eh_frame): Ditto.
114 (Layout::find_section_order_index): New method.
115 (Layout::read_layout_from_file): New method.
116 * layout.h (Layout::find_section_order_index): New method.
117 (Layout::read_layout_from_file): New method.
118 (Layout::input_section_position_): New private member.
119 (Layout::input_section_glob_): New private member.
120 * main.cc (main): Call read_layout_from_file here.
121 * options.h (--section-ordering-file): New option.
122 * output.cc (Output_section::input_section_order_specified_): New
124 (Output_section::Output_section): Initialize new member.
125 (Output_section::add_input_section): Add new parameter.
126 Keep input sections when --section-ordering-file is used.
127 (Output_section::set_final_data_size): Sort input sections when
128 section ordering file is specified.
129 (Output_section::Input_section_sort_entry): Add new parameter.
131 (Output_section::Input_section_sort_entry::compare_section_ordering):
133 (Output_section::Input_section_sort_compare::operator()): Change to
134 consider section_order_index.
135 (Output_section::Input_section_sort_init_fini_compare::operator()):
136 Change to consider section_order_index.
137 (Output_section::Input_section_sort_section_order_index_compare
138 ::operator()): New method.
139 (Output_section::sort_attached_input_sections): Change to sort
140 according to section order when specified.
141 (Output_section::add_input_section<32, true>): Add new parameter.
142 (Output_section::add_input_section<64, true>): Add new parameter.
143 (Output_section::add_input_section<32, false>): Add new parameter.
144 (Output_section::add_input_section<64, false>): Add new parameter.
145 * output.h (Output_section::add_input_section): Add new parameter.
146 (Output_section::input_section_order_specified): New
148 (Output_section::set_input_section_order_specified): New method.
149 (Input_section::Input_section): Initialize section_order_index_.
150 (Input_section::section_order_index): New method.
151 (Input_section::set_section_order_index): New method.
152 (Input_section::section_order_index_): New member.
153 (Input_section::Input_section_sort_section_order_index_compare): New
155 (Output_section::input_section_order_specified_): New member.
156 * script-sections.cc (is_wildcard_string): Delete and move modified
158 (Output_section_element_input::Output_section_element_input): Modify
159 call to is_wildcard_string.
160 (Output_section_element_input::Input_section_pattern
161 ::Input_section_pattern): Ditto.
162 (Output_section_element_input::Output_section_element_input): Ditto.
163 * testsuite/Makefile.am (final_layout): New test case.
164 * testsuite/Makefile.in: Regenerate.
165 * testsuite/final_layout.cc: New file.
166 * testsuite/final_layout.sh: New file.
168 2010-06-01 Rafael Espindola <espindola@google.com>
170 * plugin.cc (Plugin::load): Pass the output name to the plugin.
172 2010-06-01 Rafael Espindola <espindola@google.com>
174 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
175 visibility of symbols.
177 2010-05-27 Doug Kwan <dougkwan@google.com>
179 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
180 from start of output section instead of address for a local symbol
181 in a merged or relaxed section when doing a relocatable link.
183 2010-05-26 Rafael Espindola <espindola@google.com>
186 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
187 adding sections the garbage collector removed.
188 * gold/testsuite/Makefile.am: Add test.
189 * gold/testsuite/Makefile.in: Regenerate.
190 * gold/testsuite/plugin_test_7.sh: New.
191 * gold/testsuite/plugin_test_7_1.c: New.
192 * gold/testsuite/plugin_test_7_2.c: New.
194 2010-05-26 Rafael Espindola <espindola@google.com>
196 * script-sections.cc (Output_section_definition::set_section_addresses):
197 Check for --section-start.
199 2010-05-26 Doug Kwan <dougkwan@google.com>
201 * arm.cc (Arm_scan_relocatable_relocs): New class.
202 (Target_arm::relocate_special_relocatable): New method.
203 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
204 (Arm_relocate_functions::thumb_branch_common): Same.
205 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
206 instead of Default_scan_relocatable_relocs.
207 * target-reloc.h (relocate_for_relocatable): Let target handle
208 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
209 * target.h (Sized_target::relocate_special_relocatable): New method.
211 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
213 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
215 2010-05-23 Doug Kwan <dougkwan@google.com>
217 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
219 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
220 with a direct branch, not a conditional branch, to a stub.
221 * merge.cc (Output_merge_base::record_input_section): New method
223 (Output_merge_data::do_add_input_section): Record input section if
224 keeps-input-sections flag is set.
225 (Output_merge_string::do_add_input_section): Ditto.
226 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
227 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
229 (Output_merge_base::keeps_input_sections,
230 Output_merge_base::set_keeps_input_sections,
231 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
233 (Output_merge_base::Input_sections): New type declaration.
234 (Output_merge_base::input_sections_begin,
235 Output_merge_base::input_sections_end,
236 Output_merge_base::do_set_keeps_input_sections): New method definitions.
237 (Output_merge_base::bool keeps_input_sections_,
238 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
239 Output_merge_base::input_sections_): New data members.
240 (Output_merge_data::do_set_keeps_input_sections): New method
242 (Output_merge_string::do_set_keeps_input_sections): Ditto.
243 * output.cc (Output_section::Input_section::relobj): Move method
244 defintion from class declaration to here and handle merge sections.
245 (Output_section::Input_section::shndx): Ditto.
246 (Output_section::Output_section): Remove initializations of removed
247 data members and initialize new data member LOOKUP_MAPS_.
248 (Output_section::add_input_section): Set keeps-input-sections flag
249 for a newly created merge output section as appropriate. Adjust code
250 to use Output_section_lookup_maps class.
251 (Output_section::add_relaxed_input_section): Adjst code for lookup
252 maps code refactoring.
253 (Output_section::add_merge_input_section): Add a new parameter
254 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
255 class. If adding input section to a newly created merge output
256 section fails, remove the new merge section.
257 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
258 Adjust code for use of the Output_section_lookup_maps class.
259 (Output_section::find_merge_section): Ditto.
260 (Output_section::build_lookup_maps): New method defintion.
261 (Output_section::find_relaxed_input_section): Adjust code to use
262 Output_section_lookup_maps class.
263 (Output_section::get_input_sections): Export merge sections. Adjust
264 code to use Output_section_lookup_maps class.
265 (Output_section:::add_script_input_section): Adjust code to use
266 Output_section_lookup_maps class. Update lookup maps for merge
268 (Output_section::discard_states): Use Output_section_lookup_maps.
269 (Output_section::restore_states): Same.
270 * output.h (Merge_section_properties): Move class defintion out of
272 (Output_section_lookup_maps): New class.
273 (Output_section::Input_section::is_merge_section): New method
275 (Output_section::Input_section::relobj): Move defintion out of class
276 defintion. Declare method only.
277 (Output_section::Input_section::shndx): Ditto.
278 (Output_section::Input_section::output_merge_base): New method defintion.
279 (Output_section::Input_section::u2_.pomb): New union field.
280 (Output_section::Merge_section_by_properties_map,
281 Output_section::Output_section_data_by_input_section_map,
282 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
284 (Output_section::add_merge_input_section): Add new parameter
285 KEEPS_INPUT_SECTIONS.
286 (Output_section::build_lookup_maps): New method declaration.
287 (Output_section::merge_section_map_,
288 Output_section::merge_section_by_properties_map_,
289 Output_section::relaxed_input_section_map_,
290 Output_section::is_relaxed_input_section_map_valid_): Remove data
292 (Output_section::lookup_maps_): New data member.
294 2010-05-21 Doug Kwan <dougkwan@google.com>
297 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
298 avoid a compilation error.
300 2010-05-19 Rafael Espindola <espindola@google.com>
302 * script-sections.cc (Output_section_definition::allocate_to_segment):
303 Update the phdrs_list even when the output section is NULL.
304 * testsuite/Makefile.am: Add test.
305 * testsuite/Makefile.in: Regenerate.
306 * testsuite/script_test_9.cc: New.
307 * testsuite/script_test_9.sh: New.
308 * testsuite/script_test_9.t: New.
310 2010-05-19 Doug Kwan <dougkwan@google.com>
312 * arm.cc (Arm_input_section::original_size): New method.
313 (Arm_input_section::do_addralign): Add a cast.
314 (Arm_input_section::do_output_offset): Remove static cast.
315 (Arm_input_section::original_addralign,
316 Arm_input_section::original_size_): Change type to uint32_t.
317 (Arm_input_section::init): Add safe casts for section alignment
319 (Arm_input_section::set_final_data_size): Do not set address and
320 offset of stub table.
321 (Arm_output_section::fix_exidx_coverage): Change use of of
322 Output_section::Simple_input_section to that of
323 Output_section::Input_section.
324 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
325 except for the first pass.
326 * output.cc (Output_section::get_input_sections): Change type of
327 input_sections to std::list<Input_section>.
328 (Output_section::add_script_input_section): Rename from
329 Output_section::add_simple_input_section. Change type of SIS
330 parameter from Simple_input_section to Input_section.
331 * output.h (Output_section::Simple_input_section): Remove class.
332 (Output_section::Input_section): Change class visibility to public.
333 (Output_section::Input_section::addralign): Use stored alignments
334 for special input sections if set.
335 (Output_section::Input_section::set_addralign): New method.
336 (Output_section::get_input_sections): Change parameter type from
337 list of Simple_input_section to list of Input_section.
338 (Output_section::add_script_input_section): Rename from
339 Output_section::add_simple_input_section. Change first parameter's
340 type from Simple_input_section to Input_section and remove the
341 second and third parameters.
342 * script-sections.cc (Input_section::Input_section_list): Change
343 type to list of Output_section::Input_section/
344 (Input_section_info::Input_section_info): Change parameter type of
345 INPUT_SECTION to Output_section::Input_section.
346 (Input_section_info::input_section): Change return type.
347 (Input_section_info::input_section_): Change type to
348 Output_section::Input_section.
349 (Output_section_element_input::set_section_addresses): Adjust code
350 to use Output_section::Input_section instead of
351 Output_section::Simple_input_section. Adjust code for renaming
352 of Output_section::add_simple_input_section.
353 (Orphan_output_section::set_section_addresses): Ditto.
355 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
357 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
358 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
360 2010-05-18 Rafael Espindola <espindola@google.com>
362 * options.cc (General_options::finalize): Handle -nostdlib.
363 * options.h (nostdlib): New option.
364 * script.cc (script_add_search_dir): Handle -nostdlib.
366 2010-05-12 Doug Kwan <dougkwan@google.com>
368 * arm.cc (Target_arm::do_finalize_sections): Create an empty
369 attributes section only if there no attributes section after merging.
370 (Target_arm::merge_object_attributes): Move value of
371 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
372 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
373 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
374 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
375 and arm_attr_merge_7.stdout.
376 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
377 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
378 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
379 arm_attr_merge_7b.o): New rules.
380 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
382 * testsuite/Makefile.in: Regenerate.
383 * testsuite/arm_attr_merge.sh: New file.
384 * testsuite/arm_attr_merge_[67][ab].s: Same.
386 2010-05-05 Nick Clifton <nickc@redhat.com>
388 * po/es.po: Updated Spanish translation.
390 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
392 * Makefile.am (install-exec-local): Properly install gold as
393 default cross linker.
394 * Makefile.in: Regenerated.
396 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
397 Nick Clifton <nickc@redhat.com>
399 * configure.ac (install_as_default): Define and set to false
400 unless --enable-gold or --enable-gold=both/gold has been
402 * configure: Regenerate.
404 * Makefile.am (install-exec-local): Install the executable as
405 'ld.gold'. If install_as_default is true then also install it as
407 * Makefile.in: Regenerated.
409 2010-04-24 Ian Lance Taylor <iant@google.com>
411 * layout.cc (Layout::layout_reloc): In relocatable link don't
412 combine reloc sections for grouped sections.
414 2010-04-23 Sriraman Tallam <tmsriram@google.com>
416 * gc.h (gc_process_relocs): Pass information on relocs pointing to
417 sections that are not ordinary to icf.
418 * icf.cc (get_section_contents): Handle relocation pointing to section
419 with no object or shndx information.
420 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
421 * testsuite/Makefile.in: Regenerate.
422 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
423 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
425 2010-04-22 Ian Lance Taylor <iant@google.com>
427 * expression.cc (Expression::Expression_eval_info): Add
428 result_alignment_pointer field.
429 (Expression::eval_with_dot): Add result_alignment_pointer
430 parameter. Change all callers.
431 (Expression::eval_maybe_dot): Likewise.
432 (class Binary_expression): Add alignment_pointer parameter to
433 left_value and right_value. Change all callers.
434 (BINARY_EXPRESSION): Set result alignment.
435 (class Trinary_expression): Add alignment_pointer parameter to
436 arg2_value and arg3_value. Change all callers.
437 (Trinary_cond::value): Set result alignment.
438 (Max_expression::value, Min_expression::value): Likewise.
439 (Align_expression::value): Likewise.
440 * script-sections.cc (class Sections_element): Add dot_alignment
441 parameter to set_section_addresses virtual function. Update
443 (class Output_section_element): Likewise.
444 (Script_sections::create_segments): Add dot_alignment parameter.
446 (Script_sections::create_segments_from_phdrs_clause): Likewise.
447 (Script_sections::set_phdrs_clause_addresses): Likewise.
448 * script-sections.h: Update declarations.
449 * script.h: Update declarations.
450 * output.h (Output_segment::set_minimum_p_align): Don't decrease
452 * testsuite/script_test_3.t: Set large alignment.
453 * testsuite/script_test_3.sh: Make sure that at least one LOAD
454 segment has expected alignment.
456 2010-04-22 Nick Clifton <nickc@redhat.com>
458 * po/gold.pot: Updated by the Translation project.
459 * po/vi.po: Updated Vietnamese translation.
461 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
463 * testsuite/Makefile.am (check_PROGRAMS): Add
464 icf_virtual_function_folding_test.
465 * testsuite/Makefile.in: Regenerated.
467 2010-04-15 Andrew Haley <aph@redhat.com>
469 * options.h (merge_exidx_entries): New option.
470 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
471 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
472 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
473 (Target_arm::merge_exidx_entries): New function.
474 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
475 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
476 to Arm_exidx_fixup constructor.
477 Add new arg, merge_exidx_entries.
478 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
479 Arm_output_section::fix_exidx_coverage.
481 2010-04-18 Sriraman Tallam <tmsriram@google.com>
483 * icf.cc (get_section_contents): Check for preemptible functions.
484 Ignore addend when appropriate.
485 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
487 (add_from_relobj): Check for section folded.
488 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
489 * symtab.h (should_add_dynsym_entry): Add new parameter.
490 * target-reloc.h (scan_relocs): Check for section folded.
491 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
492 Check reloc types for function pointers in shared objects.
493 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
495 (icf_preemptible_functions_test): New test case.
496 (icf_string_merge_test): New test case.
497 * testsuite.Makefile.in: Regenerate.
498 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
499 bar_glob. Refactor code.
500 * testsuite/icf_preemptible_functions_test.cc: New file.
501 * testsuite/icf_preemptible_functions_test.sh: New file.
502 * testsuite/icf_string_merge_test.cc: New file.
503 * testsuite/icf_string_merge_test.sh: New file.
504 * testsuite/icf_virtual_function_folding_test.cc: New file.
505 * testsuite/icf_virtual_function_folding_test.sh: New file.
507 2010-04-14 Doug Kwan <dougkwan@google.com>
509 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
510 for local symbol recounting if we remove a section due to ICF.
511 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
512 there are no regular objects in input.
514 2010-04-13 Doug Kwan <dougkwan@google.com>
516 * arm.cc (Arm_input_section::set_final_data_size): Compute
517 accurate final data size instead of using current data size.
519 2010-04-09 Doug Kwan <dougkwan@google.com>
521 * layout.cc (Layout::choose_output_section): Handle script section
523 (Layout::make_output_section_for_script): Add section type parameter.
524 Handle script section types.
525 * layout.h (Layout::make_output_section_for_script): Add section
527 * output.cc (Output_section::Output_section): Initialize data member
529 (Output_section::do_reset_address_and_file_offset): Do not set address
530 to 0 if section is a NOLOAD section.
531 * output.h (Output_section::is_noload): New method.
532 (Output_section::set_is_noload): Ditto.
533 (Output_section::is_noload_): New data member.
534 * script-c.h (Script_section_type): New enum type.
535 (struct Parser_output_section_header): Add new file section_type.
536 * script-sections.cc (Sections_element::output_section_name): Add
537 parameter for returning script section type.
538 (Output_section_definition::output_section_name): Ditto.
539 (Output_section_definition::section_type)P; New method.
540 (Output_section_definiton::script_section_type_name): Ditto.
541 (Output_section_definition::script_section_type_): New data member.
542 (Output_section_definition::Output_section_definition): Initialize
543 data member Output_section_definition::script_section_type_.
544 (Output_section_definition::create_sections): Pass script section type
545 to Layout::make_output_section_for_script.
546 (Output_section_definition::output_section_name): Return script
547 section type to caller.
548 (Output_section_definition::set_section_address): Do not advance
549 dot value and load address if section type is NOLOAD. Set address
550 of NOLOAD sections regardless of section flags.
551 (Output_section_definition::print): Print section type if it is
552 not SCRIPT_SECTION_TYPE_NONE.
553 (Output_section_definition::section_type): New method.
554 (Output_section_definition::script_section_type_name): Ditto.
555 (Script_sections::output_section_name): Add new parameter
556 PSECTION_TYPE for returning script section type. Pass it to
557 section elements. Handle discard sections.
558 (Sort_output_sections::operator()): Handle NOLOAD sections.
559 * script-sections.h (Script_sections::Section_type): New enum type.
560 (Script_sections::output_section_name): Add a new parameter for
561 returning script section type.
562 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
564 * yyscript.y (union): Add new field SECTION_TYPE.
565 (COPY, DSECT, INFO, NOLOAD): New tokens.
566 (opt_address_and_section_type): Change type to output_section_header.
567 (section_type): New non-terminal
568 (section_header): Handle section type.
569 (opt_address_and_section_type): Return section type value.
571 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
573 * testsuite/plugin_common_test_1.c (foo): Add prototype.
574 * testsuite/plugin_common_test_2.c (foo): Likewise.
576 2010-04-08 Doug Kwan <dougkwan@google.com>
578 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
580 * output.cc (Output_section::add_merge_input_section): Simplify
581 code and return status of Output_merge_base::add_input_section.
582 Update merge section map only if Output_merge_base::add_input_section
585 2010-04-07 Doug Kwan <dougkwan@google.com>
587 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
588 if section is marked as containing instructions but has no mapping
590 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
591 correct section index.
592 (Arm_relobj::find_linked_text_section): Ditto.
594 2010-04-07 Cary Coutant <ccoutant@google.com>
596 * archive.cc (include_member): Destroy Read_symbols_data object before
598 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
599 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
600 (Read_symbols_data::~Read_symbols_data) New destructor.
601 (Section_relocs::Section_relocs) New constructor.
602 (Section_relocs::~Section_relocs) New destructor.
603 (Read_relocs_data::Read_relocs_data) New constructor.
604 (Read_relocs_data::~Read_relocs_data) New destructor.
605 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
606 pointers to NULL after deleting.
608 2010-04-07 Doug Kwan <dougkwan@google.com>
610 * arm.cc: Replace "endianity" with "endianness" in comments.
611 (Arm_exidx_cantunwind): Ditto.
612 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
613 (Arm_relobj::merge_flags_and_attributes): New method.
614 (Arm_relobj::merge_flags_and_attributes_): New data member.
615 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
616 (Arm_relobj::scan_sections_for_stubs): Ditto.
617 (Arm_relobj::do_read_symbols): Check to see if we really want to
618 merge processor-specific flags and attributes. Exit early if
619 an object is empty except for section names and the undefined symbol.
620 (Target_arm::do_finalize_sections): Move check for ELF format to
621 Arm_relobj::do_read_symbols. Merge processor specific flags and
622 attributes from a regular object only when we have determined that
623 it is aapropriate. Do not create an .ARM.attributes section in
624 output if there is no regular input object.
625 (Target_arm::merge_processor_specific_flags): Check
626 --warn-mismatch before printing any error.
627 (Target_arm::merge_object_attributes): Ditto.
628 * gold.cc (queue_middle_tasks): Handle the case in which there is
629 no regular object in input.
630 * options.cc (General_options::parse_EB): New method.
631 (General_options::parse_EL): Same.
632 (General_options::General_options): Initialize endianness_.
633 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
635 (General_options::Endianness): New enum.
636 (General_options::endianness): New method.
637 (General_options::endianness_): New data member.
638 * parameters.cc (Parameters::set_options): Check target endianness.
639 (Parameters::set_target_once): Ditto.
640 (Parameters::check_target_endianness): New method.
641 (parameters_force_valid_target): If either -EL or -EB is specified,
642 use it to define endianness of default target.
643 * parameters.h (Parameters::check_target_endianness): New method
645 * target.h (class Target): Change "endianity" to "endianness"
648 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
650 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
651 * configure: Regenerate.
652 * Makefile.in: Regenerate.
653 * testsuite/Makefile.in: Regenerate.
655 2010-04-06 Cary Coutant <ccoutant@google.com>
658 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
659 prevailing definitions of common symbols.
660 * testsuite/plugin_test_6.sh: New test case.
661 * testsuite/plugin_common_test_1.c: New test case.
662 * testsuite/plugin_common_test_2.c: New test case.
663 * testsuite/Makefile.am (plugin_test_6): New test case.
664 * testsuite/Makefile.in: Regenerate.
666 2010-04-06 Nick Clifton <nickc@redhat.com>
668 * po/vi.po: New Vietnamese translation.
670 2010-03-30 Doug Kwan <dougkwan@google.com>
672 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
674 2010-03-25 Doug Kwan <dougkwan@google.com>
676 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
677 to avoid a conversion warning on a 32-bit host.
679 2010-03-24 Ian Lance Taylor <iant@google.com>
681 * testsuite/script_test_3.t: Add a TLS segment.
682 * testsuite/Makefile.am (check_PROGRAMS): Add
683 tls_phdrs_script_test.
684 (tls_phdrs_script_test_SOURCES): Define.
685 (tls_phdrs_script_test_DEPENDENCIES): Define.
686 (tls_phdrs_script_test_LDFLAGS): Define.
687 (tls_phdrs_script_test_LDADD): Define.
688 * testsuite/Makefile.in: Rebuild.
690 2010-03-23 Cary Coutant <ccoutant@google.com>
692 * fileread.cc (find_or_make_view): Fix comment.
694 2010-03-23 Ian Lance Taylor <iant@google.com>
696 * script-sections.cc (class Orphan_section_placement): Define
697 PLACE_TLS and PLACE_TLS_BSS.
698 (Orphan_section_placement::Orphan_section_placement): Initialize
700 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
701 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
702 (tls_script_test_SOURCES): Define.
703 (tls_script_test_DEPENDENCIES): Define.
704 (tls_script_test_LDFLAGS): Define.
705 (tls_script_test_LDADD): Define.
706 * testsuite/Makefile.in: Rebuild.
708 2010-03-22 Doug Kwan <dougkwan@google.com>
710 * arm.cc (Arm_relocate_functions::abs8,
711 Arm_relocate_functions::abs16): Use correct check for overflow
712 specified in the ARM ELF specs.
713 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
714 target of a BLX instruction specially.
715 (Reloc_stub::stub_type_for_reloc): Ditto.
716 (Relocate::relocate): Use symbolic names instead of numeric relocation
717 codes to report error.
718 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
720 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
721 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
722 thumb2_blx_out_of_range.stdout
723 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
724 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
725 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
726 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
727 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
728 thumb2_blx_in_range, thumb2_blx_in_range.o,
729 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
730 thumb2_blx_out_of_range.o): New rules.
731 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
732 thumb2_blx_in_range and thumb2_blx_out_of_range.
733 * testsuite/Makefile.in: Regenerate.
734 * arm_branch_in_range.sh: Add tests for THUMB BLX.
735 * testsuite/thumb_blx_in_range.s: New file.
736 * testsuite/thumb_blx_out_of_range.s: New file.
738 2010-03-22 Rafael Espindola <espindola@google.com>
740 * archive.cc (Should_include): Move to archive.h.
741 (should_include_member): Make it a member of Archive.
743 (Add_lib_group_symbols): New.
744 * archive.h: Include options.h.
745 (Archive_member): Moved from Archive.
746 (Should_include): Moved from archive.cc.
748 (Add_lib_group_symbols): New.
749 * dynobj.cc (do_should_include_member): New.
750 * dynobj.h (do_should_include_member): New.
751 * gold.cc (queue_initial_tasks): Update call to queue.
752 * main.cc (main): Print lib group stats.
753 * object.cc (do_should_include_member): New.
754 * object.h: Include archive.h.
755 (Object::should_include_member): New.
756 (Object::do_should_include_member): New.
757 (Sized_relobj::do_should_include_member): New.
758 * options.cc (General_options::parse_start_lib): New.
759 (General_options::parse_end_lib): New.
760 (Input_arguments::add_file): Handle lib groups.
761 (Input_arguments::start_group): Check we are not in a lib.
762 (Input_arguments::start_lib): New.
763 (Input_arguments::end_lib): New.
764 * options.h (General_options): Add start_lib and end_lib.
765 (Input_argument::lib_): New.
766 (Input_argument::lib): New.
767 (Input_argument::is_lib): New.
768 (Input_file_lib): New.
769 (Input_arguments::in_lib_): New.
770 (Input_arguments::in_lib): New.
771 (Input_arguments::start_lib): New.
772 (Input_arguments::end_lib_): New.
773 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
774 in unused members as preempted.
775 (Sized_pluginobj::do_should_include_member): New.
776 * plugin.h (Sized_pluginobj::do_should_include_member): New.
777 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
779 (Read_symbols::do_whole_lib_group): New.
780 (Read_symbols::do_lib_group): New.
781 (Read_symbols::do_read_symbols): Handle lib groups.
782 (Read_symbols::get_name): Handle lib groups.
783 * readsyms.h (Read_symbols): Add an archive member pointer.
784 (Read_symbols::do_whole_lib_group): New.
785 (Read_symbols::do_lib_group): New.
786 (Read_symbols::member_): New.
787 * script.cc (read_input_script): Update call to queue_soon.
789 2010-03-19 Doug Kwan <dougkwan@google.com>
791 * arm.cc (Stub_table::Stub_table): Initialize new data members
792 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
793 (Stub_table::add_reloc_stub): Assign stub offset and update
794 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
795 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
797 (Stub_table::update_data_size_and_addralign): Use
798 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
799 instead of going over all reloc stubs.
800 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
801 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
802 Stringpool_template::offset_ to size of Stringpool_char.
803 (Stringpool_template::new_key_offset): Remove code to initialize
804 Stringpool_template::offset_.
805 * stringpool.h (Stringpool_template::set_no_zero_null): Set
806 Stringpool_template::offset_ to zero.
808 2010-03-15 Doug Kwan <dougkwan@google.com>
810 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
812 (Stringpool_template::new_key_offset): New method.
813 (Stringpool_template::add_string): Assign offsets when adding new
815 (Stringpool_template::set_string_offsets): Do not set string offsets
817 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
819 (Chunked_vector::clear): Clear size_.
820 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
821 (Chunked_vector::size): Return size_.
822 (Chunked_vector::push_back): Use size_ to find insert position.
823 (Chunked_vector::size_): New data member.
824 (Stringpool_template::set_no_zero_null): Assert string set is empty.
825 (Stringpool_template::new_key_offset): New method declaration.
826 (Stringpool_template::offset_): New data member.
828 2010-03-15 Rafael Espindola <espindola@google.com>
830 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
831 Add_symbols' constructor.
832 * readsyms.h (Add_symbols): Remove the input_group member.
834 2010-03-10 Ian Lance Taylor <iant@google.com>
836 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
837 target to ask whether a reference to a symbol requires a stack
839 * target.h (Target::is_call_to_non_split): New function.
840 (Target::do_is_call_to_non_split): Declare virtual function.
841 * target.cc: Include "symtab.h".
842 (Target::do_is_call_to_non_split): New function.
843 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
845 2010-03-10 Cary Coutant <ccoutant@google.com>
847 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
848 (File_read::open[1]): Remove initial mapping of whole_file_view_.
849 (File_read::open[2]): Add whole_file_view_ to list of views.
850 (File_read::make_view): Remove test of whole_file_view_.
851 (File_read::find_or_make_view): Create whole_file_view_ if
853 (File_read::clear_views): Replace bool parameter with enum;
854 adjust all callers. Don't delete views with permanent data;
855 do delete cached views and views from archives if
856 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
857 if clearing the corresponding view.
858 * fileread.h (File_read::Clear_views_mode): New enum.
859 (File_read::View::is_permanent_view): New method.
860 (File_read::clear_views): Replace bool parameter
861 with enum; adjust all callers.
862 * options.h (General_options): Change keep_files_mapped option;
864 * readsyms.cc (Add_symbols::run): Delete sd_ object before
866 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
869 2010-03-10 David S. Miller <davem@davemloft.net>
871 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
873 2010-03-09 Sriraman Tallam <tmsriram@google.com>
875 * icf.cc (get_section_contents): Add '@' marker after processing the
878 2010-03-08 Doug Kwan <dougkwan@google.com>
880 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
881 due to a conversion warning.
882 (Arm_relobj::update_output_local_symbol_count): Check for local
883 symbol with unset output index.
885 2010-03-05 Ian Lance Taylor <iant@google.com>
887 * options.h (class General_options): Add --spare-dynamic-tags.
888 * output.cc (Output_data_dynamic::set_final_data_size): Implement
889 --spare-dynamic-tags.
891 2010-03-05 Ian Lance Taylor <iant@google.com>
893 * incremental.cc: Include "libiberty.h".
895 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
897 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
898 function, is_info_ member.
899 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
900 (Versions::Versions): Update caller.
901 (Versions::define_base_version): Likewise.
902 (Versions::add_def): Likewise.
904 2010-03-03 Sriraman Tallam <tmsriram@google.com>
906 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
907 (Scan::possible_function_pointer_reloc): New function.
908 (Scan::local_reloc_may_be_function_pointer): Change to call
909 possible_function_pointer_reloc.
910 (Scan::global_reloc_may_be_function_pointer): Ditto.
911 * icf.h (Icf::check_section_for_function_pointers): Change to reject
912 relocations in ".data.rel.ro._ZTV" section.
913 * testsuite/icf_safe_so_test.sh: Change to pass i386.
914 * testsuite/icf_safe_so_test.cc: Ditto.
915 * testsuite/icf_safe_test.cc: Ditto.
916 * testsuite/icf_safe_test.sh: Ditto.
918 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
919 Ian Lance Taylor <iant@google.com>
921 * target-reloc.h (relocate_section): Check the symbol table index
922 for -1U before setting the local symbol index.
923 (scan_relocatable_relocs): If copying the relocation, record that
924 the local symbol is required.
925 * object.h (Symbol_value::is_output_symtab_index_set): New
927 (Symbol_value::may_be_discarded_from_output_symtab): New
929 (Symbol_value::has_output_symtab_entry): New function.
930 (Symbol_value::needs_output_symtab_entry): Remove.
931 (Symbol_value::output_symtab_index): Make sure the symbol index is
933 (Symbol_value::set_output_symtab_index): Make sure the symbol
934 index is not set. Make sure the new index is valid.
935 (Symbol_value::set_must_have_output_symtab_entry): New function.
936 (Symbol_value::has_output_dynsym_entry): New function.
937 (Symbol_value::set_output_dynsym_index): Make sure the new index
939 (Sized_relobj::set_must_have_output_symtab_entry): New function.
940 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
941 local symbol if permitted.
942 (Sized_relobj::do_finalize_local_symbols): Call
943 is_output_symtab_index_set rather than needs_output_symtab_entry.
944 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
945 rather than needs_output_symtab_entry. Call
946 has_output_dynsym_entry rather than needs_output_dynsym_entry.
947 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
948 is_output_symtab_index_set rather than needs_output_symtab_entry.
949 * testsuite/discard_locals_relocatable_test.c: New file.
950 * testsuite/discard_locals_test.sh: Test -r.
951 * testsuite/Makefile.am (check_DATA): Add
952 discard_locals_relocatable_test1.syms,
953 discard_local_relocatable_test2.syms.
954 (MOSTLYCLEANFILES): Likewise. Also add
955 discard_locals_relocatable_test1.lout and
956 discard_locals_relocatable_test2.out.
957 (discard_locals_relocatable_test1.syms): New target.
958 (discard_locals_relocatable_test.o): New target.
959 (discard_locals_relocatable_test1.out): New target.
960 (discard_locals_relocatable_test2.syms): New target.
961 (discard_locals_relocatable_test2.out): New target.
962 (various): Add missing ../ld-new dependencies.
963 * testsuite/Makefile.in: Rebuild.
965 2010-03-03 Nick Clifton <nickc@redhat.com>
967 * po/fi.po: New Finnish translation.
969 2010-03-01 Doug Kwan <dougkwan@google.com>
971 * layout.cc (Layout::Layout): Force section types of .init_array*,
972 .preinit_array* and .fini_array* sections.
973 * output.cc (Output_section::Input_section_sort_entry::has_priority):
974 Fix check of return value of std::string::find.().
975 (Output_section::Input_section_sort_compare::operator()): Remove
976 comment about .init_array.
977 (Output_section::Input_section_sort_init_fini_compare::operator()):
979 (Output_section::sort_attached_input_sections): Handle .init_array
980 and .fini_array specially.
981 * output.h (Output_section::Inut_section_sort_compare): Update
983 (Output_section::Input_section_sort_init_fini_compare): New struct.
985 2010-02-26 Doug Kwan <dougkwan@google.com>
987 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
988 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
989 * testsuite/debug_msg.sh: Avoid matching source line number for
990 use of global variable undef_int.
992 2010-02-26 Doug Kwan <dougkwan@google.com>
994 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
995 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
996 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
997 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
998 * options.cc (General_options::General_options): Initialize member
1000 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1001 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1002 and rm_no_fix_v4bx.stdout
1003 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1004 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1005 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1006 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1007 and arm_no_fix_v4bx.
1008 * Makefile.in: Regenerate.
1009 * testsuite/arm_fix_v4bx.s: New file.
1010 * testsuite/arm_fix_v4bx.sh: Ditto.
1012 2010-02-24 Doug Kwan <dougkwan@google.com>
1014 * arm.cc (Target_arm::got_section): Make the .got section the first
1015 non RELRO section in the data segment.
1016 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1017 suffixes of section names.
1019 2010-02-24 Doug Kwan <dougkwan@google.com>
1021 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1022 flags and attributes merging if an input file is a binary file.
1023 * fileread.cc (Input_file::open): Record format of original file.
1024 * fileread.h (Input_file::Format): New enum type.
1025 (Input_file::Input_file): Initialize data member format_.
1026 (Input_file::format): New method definition.
1027 (Input_file::format_):: New data member.
1029 2010-02-24 Doug Kwan <dougkwan@google.com>
1031 * arm.cc (Arm_output_data_got): New class.
1032 (ARM_TCB_SIZE): New constant
1033 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1034 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1035 If user uses a script with a SECTIONS clause, issue only a warning
1036 for a misplaced EXIDX input section. Otherwise, issue an error.
1037 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1039 (Target_arm::got_mode_index_entry): Handle static linking.
1040 (Target_arm::Scan::local): Ditto.
1041 (Target_arm::Scan::global): Ditto.
1042 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1043 all incorrectly implemented relocations.
1044 (Target_arm::fix_exidx_coverage): Pass layout to
1045 Arm_output_section::fix_exidx_coverage.
1046 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1047 from ".ARM.exidx." and ".ARM.extab.".
1049 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1051 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1052 section if it does not already exist.
1053 * attributes.cc (Attributes_section_data::Attributes_section_data):
1054 Don't crash if size is zero.
1056 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1057 Ian Lance Taylor <iant@google.com>
1059 * gold.cc (queue_middle_tasks): If no input files were opened,
1061 * workqueue.h (Task_function::Task_function): Assert that there is
1064 2010-02-22 Doug Kwan <dougkwan@google.com>
1066 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1067 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1068 types to avoid warnings due to different uint64_t implementations
1071 2010-02-21 Doug Kwan <dougkwan@google.com>
1073 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1074 handling of the maximum backward branch offset.
1075 (Arm_relocate_functions::thumb_branch_common): Ditto.
1076 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1077 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1078 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1079 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1080 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1081 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1082 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1083 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1084 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1085 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1086 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1087 thumb2_bl_out_of_range.o): New rules.
1088 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1089 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1090 thumb2_bl_out_of_range
1091 * testsuite/Makefile.in: Regenerate.
1092 * testsuite/arm_bl_in_range.s: New file.
1093 * testsuite/arm_bl_out_of_range.s: Ditto.
1094 * testsuite/arm_branch_in_range.sh: Ditto.
1095 * testsuite/arm_branch_range.t: Ditto.
1096 * testsuite/thumb2_branch_range.t: Ditto.
1097 * testsuite/thumb_bl_in_range.s: Ditto.
1098 * testsuite/thumb_bl_out_of_range.s: Ditto.
1099 * testsuite/thumb_branch_range.t: Ditto.
1101 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1103 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1104 Add reloc offset information.
1105 * icf.cc (get_section_contents): Change iterators to point to the new
1106 vectors. Add reloc offset information to the contents.
1107 * icf.h (Icf::Sections_reachable_info): New typedef.
1108 (Icf::Sections_reachable_list): New typedef.
1109 (Icf::Offset_info): New typedef.
1110 (Icf::Reloc_info): New struct typedef.
1111 (Icf::Reloc_info_list): New typedef.
1112 (Icf::symbol_reloc_list): Delete method.
1113 (Icf::addend_reloc_list): Delete method.
1114 (Icf::section_reloc_list): Delete method.
1115 (Icf::reloc_info_list): New method.
1116 (Icf::reloc_info_list_): New member.
1118 2010-02-19 Doug Kwan <dougkwan@google.com>
1120 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1121 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1122 * arm.cc (Arm_relocation_functions): New forward declaration.
1123 (Target_arm::Target_arm): Initialize new data members
1124 got_mod_index_offset_ and tls_base_symbol_defined_.
1125 (Target_arm::Relocate::relocate_tls): New method.
1126 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1127 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1129 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1130 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1131 (Target_arm::got_mod_index_offset_,
1132 Target_arm::tls_base_symbol_defined_): New data members.
1133 (Target_arm::Scan::local, Target::Scan::global,
1134 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1137 2010-02-18 Doug Kwan <dougkwan@google.com>
1139 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1140 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1141 text section as a parameter becuase some broken tools may not set
1142 the link in section header.
1143 (Target_arm::has_got_section): New method.
1144 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1145 without any mapping symbol as data only. Remove warning.
1146 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1147 link in its section header, try to discover the link by inspecting the
1148 REL31 relocation at the beginning of the section.
1149 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1151 (Target_arm::Scan::global): Treat any reference to the symbol
1152 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1154 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1156 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1157 (Scan::global_reloc_may_be_function_pointer): New function.
1158 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1159 (Scan::global_reloc_may_be_function_pointer): New function.
1160 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1161 (Scan::global_reloc_may_be_function_pointer): New function.
1162 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1163 (Scan::global_reloc_may_be_function_pointer): New function.
1164 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1165 (Scan::global_reloc_may_be_function_pointer): New function.
1166 (Scan::possible_function_pointer_reloc): New function.
1167 (Target_x86_64::can_check_for_function_pointers): New function.
1168 * gc.h (gc_process_relocs): Scan relocation types to determine if
1169 function pointers were taken for targets that support it.
1170 * icf.cc (Icf::find_identical_sections): Include functions for
1171 folding in safe ICF whose pointer is not taken.
1172 * icf.h (Secn_fptr_taken_set): New typedef.
1173 (fptr_section_id_): New member.
1174 (section_has_function_pointers): New function.
1175 (set_section_has_function_pointers): New function.
1176 (check_section_for_function_pointers): New function.
1177 * options.h: Fix comment for safe ICF option.
1178 * target.h (can_check_for_function_pointers): New function.
1179 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1180 Modify icf_safe_test for X86-64.
1181 * testsuite/Makefile.in: Regenerate.
1182 * testsuite/icf_safe_so_test.cc: New file.
1183 * testsuite/icf_safe_so_test.sh: New file.
1184 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1185 (main): Change to take pointer to function kept_func_3.
1186 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1187 folding is done correctly for X86-64.
1189 2010-02-12 David S. Miller <davem@davemloft.net>
1191 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1192 is_symbolless parameter.
1193 (Output_reloc<SHT_REL>::is_symbolless): New.
1194 (Output_reloc<SHT_REL>::is_symbolless_): New.
1195 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1196 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1197 (Output_reloc<SHT_RELA>::is_symbolless): New.
1198 (Output_data_reloc::add_global): Handle is_symbolless.
1199 (Output_data_reloc::add_global_relative): Likewise.
1200 (Output_data_reloc::add_local): Likewise.
1201 (Output_data_reloc::add_local_relative): Likewise.
1202 (Output_data_reloc::add_symbolless_global_addend): New.
1203 (Output_data_reloc::add_symbolless_local_addend): New.
1204 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1206 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1207 instead of ->is_relative_
1208 (Output_reloc::write): Likewise.
1209 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1210 (Output_reloc::write_rel): Simplify.
1212 * sparc.cc (Target_sparc::Scan::local): Use
1213 ->add_symbolless_local_addend as needed.
1214 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1215 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1216 based upon relocation offset.
1218 2010-02-11 Doug Kwan <dougkwan@google.com>
1220 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1221 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1222 beginning of function.
1223 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1224 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1225 parameter is_32bit in calls to should_apply_static_reloc.
1226 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1227 (check_DATA): Add arm_abs_global.stdout.
1228 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1229 arm_abs_global.stdout): New rules.
1230 (MOSTLLYCLEANFILES): Add arm_abs_global
1231 * Makefile.in: Regenerate.
1232 * testsuite/arm_abs_global.s: New file.
1233 * testsuite/arm_abs_global.sh: Ditto.
1234 * testsuite/arm_abs_lib.s: Ditto.
1236 2010-02-11 Ian Lance Taylor <iant@google.com>
1238 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1240 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1241 Allocate_commons_task first.
1242 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1243 task, rather than symtab_lock_.
1244 (Gc_process_relocs::~Gc_process_relocs): New function.
1245 (Gc_process_relocs::is_runnable): Check this_blocker_.
1246 (Gc_process_relocs::locks): Use next_blocker_ rather than
1248 (Scan_relocs::~Scan_relocs): New function.
1249 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1251 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1253 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1254 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1255 constructor accordingly.
1256 (class Gc_process_relocs): Likewise.
1257 (class Scan_relocs): Likewise.
1258 * common.h (class Allocate_commons_task): Remove symtab_lock_
1259 field, and corresponding constructor parameter.
1260 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1262 (Allocate_commons_task::locks): Likewise.
1264 2010-02-11 Ian Lance Taylor <iant@google.com>
1266 * gold-threads.h (class Once): Define.
1267 (class Initialize_lock): Rewrite as child of Once.
1268 * gold-threads.cc (class Once_initialize): Define.
1269 (once_pointer_control): New static variable.
1270 (once_pointer, once_arg): New static variables.
1271 (c_run_once): New static function.
1272 (Once::Once, Once::run_once, Once::internal_run): New functions.
1273 (class Initialize_lock_once): Remove.
1274 (initialize_lock_control): Remove.
1275 (initialize_lock_pointer): Remove.
1276 (initialize_lock_once): Remove.
1277 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1278 (Initialize_lock::initialize): Rewrite.
1279 (Initialize_lock::do_run_once): New function.
1280 * archive.cc (Archive::interpret_header): Only clear name if it is
1282 * fileread.cc: Include "gold-threads.h"
1283 (file_counts_lock): New static variable.
1284 (file_counts_initialize_lock): Likewise.
1285 (File_read::release): Only increment counts when using --stats.
1286 Use a lock around the increment.
1287 * parameters.cc (class Set_parameters_target_once): Define.
1288 (set_parameters_target_once): New static variable.
1289 (Parameters::Parameters): Move here from parameters.h.
1290 (Parameters::set_target): Rewrite.
1291 (Parameters::set_target_once): New function.
1292 (Parameters::clear_target): Move here and rewrite.
1293 * parameters.h (class Parameters): Update declarations. Add
1294 set_parameters_target_once_ field.
1295 (Parameters::Parameters): Move to parameters.cc.
1296 (Parameters::clear_target): Likewise.
1297 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1299 (Start_group::~Start_group): New function.
1300 (Start_group::is_runnable): New function.
1301 (Start_group::locks, Start_group::run): New functions.
1302 (Finish_group::run): Change saw_undefined to size_t.
1303 * readsyms.h (class Start_group): Define.
1304 (class Finish_group): Change saw_undefined_ field to size_t.
1305 (Finish_group::Finish_group): Remove saw_undefined and
1306 this_blocker parameters. Change all callers.
1307 (Finish_group::set_saw_undefined): New function.
1308 (Finish_group::set_blocker): New function.
1309 * symtab.h (class Symbol_table): Change saw_undefined to return
1310 size_t. Change saw_undefined_ field to size_t.
1311 * target-select.cc (Set_target_once::do_run_once): New function.
1312 (Target_selector::Target_selector): Initialize set_target_once_
1313 field. Don't initialize lock_ and initialize_lock_ fields.
1314 (Target_selector::instantiate_target): Rewrite.
1315 (Target_selector::set_target): New function.
1316 * target-select.h (class Set_target_once): Define.
1317 (class Target_selector): Update declarations. Make
1318 Set_target_once a friend. Remove lock_ and initialize_lock_
1319 fields. Add set_target_once_ field.
1321 2010-02-10 Ian Lance Taylor <iant@google.com>
1323 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1325 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1326 (queue_middle_tasks): Add all blockers before queueing any tasks.
1327 (queue_final_tasks): Likewise.
1328 * token.h (Task_token::add_blockers): New function.
1329 * object.h (Input_objects::number_of_relobjs): New function.
1331 2010-02-10 Ian Lance Taylor <iant@google.com>
1333 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1334 shared, not if not position independent.
1335 * x86_64.cc (Relocate::relocate_tls): Likewise.
1336 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1337 (tls_pie_pic_test): New target.
1338 * testsuite/Makefile.in: Rebuild.
1340 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1341 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1342 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1343 * testsuite/Makefile.in: Rebuild.
1345 2010-02-09 David S. Miller <davem@davemloft.net>
1347 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1348 R_SPARC_RELATIVE using ->add_local_relative().
1349 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1351 * output.h (Output_data_dynamic::add_section_size): New method
1352 that takes two Output_data objects.
1353 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1354 entry param. Handle it in initializers.
1355 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1356 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1357 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1359 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1360 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1361 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1362 for dynrel_includes_plt.
1363 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1364 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1365 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1367 (Target_sparc::do_finalize_sections): Update to pass true for
1368 dynrel_includes_plt.
1369 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1370 output before .rela.plt
1371 (Target_powerpc::do_finalize_sections): Update to pass true for
1372 dynrel_includes_plt when 32-bit.
1374 2010-02-08 Doug Kwan <dougkwan@google.com>
1376 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1378 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1379 Arm_relobj::scan_section_for_cortex_a8_stubs,
1380 Arm_relobj::do_relocation_section): Instead of calling
1381 Output_section::output_address, use faster
1382 Arm_relobj::simple_input_section_output_address.
1384 2010-02-08 David S. Miller <davem@davemloft.net>
1386 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1387 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1388 relocation helper function.
1390 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1391 just like R_SPARC_GOT{10,13,22}.
1392 (Target_sparc::Scan::local): Likewise.
1393 (Target_sparc::Relocate:relocate): Likewise.
1395 2010-02-06 Ian Lance Taylor <iant@google.com>
1397 * configure.ac: Rewrite targetobjs duplicate removal code to use
1398 only shell constructs.
1399 * configure: Rebuild.
1401 2010-02-05 Doug Kwan <dougkwan@google.com>
1404 * arm.cc (Arm_relobj::section_is_scannable): New method.
1405 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1406 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1408 2010-02-04 Doug Kwan <dougkwan@google.com>
1411 * arm-reloc-property.cc (cstdio): Include.
1412 * configure.ac (targetobjs): Remove duplicates.
1413 * configure: Regenerate.
1414 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1415 big and little endian version for a given address size.
1417 2010-02-03 Doug Kwan <dougkwan@google.com>
1419 * arm-reloc-property.cc
1420 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1422 * arm-reloc-property.h
1423 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1424 New method definition.
1425 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1427 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1429 (GOT_PREL): Change implemented to Y.
1430 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1431 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1432 (Arm_relocate_functions::movw_abs_nc): Remove method.
1433 (Arm_relocate_functions::movt_abs): Ditto.
1434 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1435 (Arm_relocate_functions::thm_movt_abs): Ditto.
1436 (Arm_relocate_functions::movw_rel_nc): Ditto.
1437 (Arm_relocate_functions::movw_rel): Ditto.
1438 (Arm_relocate_functions::movt_rel): Ditto.
1439 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1440 (Arm_relocate_functions:thm_movw_rel): Ditto.
1441 (Arm_relocate_functions:thm_movt_rel): Ditto.
1442 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1443 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1444 New method definitions.
1445 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1446 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1447 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1448 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1449 (Target_arm::Relocate::relocate): Check for non-static or
1450 unimplemented relocation code and exit early. Change calls to
1451 Target_arm::reloc_uses_thumb_bit and
1452 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1453 instead. Refactor code to handle similar relocations to increase
1454 code sharing. Remove check for unsupported relocation code in switch
1456 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1457 relocation property table to find out size. Change error message to
1458 print out the name of a relocation code instead of the numeric value.
1459 (Target_arm::scan_reloc_for_stub): Use relocation property table
1460 instead of calling Target_arm::reloc_uses_thumb_bit().
1462 2010-02-02 Doug Kwan <dougkwan@google.com>
1464 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1465 types of relaxed input section.
1467 2010-02-02 Doug Kwan <dougkwan@google.com>
1469 * Makefile.am (HFILES): Add arm-reloc-property.h.
1471 (TARGETSOURCES): Add arm-reloc-property.cc
1472 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1473 (libgold_a_SOURCES): $(DEFFILES)
1474 * Makefile.in: Regenerate.
1475 * arm-reloc-property.cc: New file.
1476 * arm-reloc-property.h: New file.
1477 * arm-reloc.def: New file.
1478 * arm.cc: Update comments.
1479 (arm-reloc-property.h): New included header.
1480 (arm_reloc_property_table): New global variable.
1481 (Target_arm::do_select_as_default_target): New method definition.
1482 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1483 arm-reloc-property to targ_extra_obj.
1484 * parameters.cc (set_parameters_target): Call
1485 Target::select_as_default_target().
1486 * target.h (Target::select_as_default_target): New method definition.
1487 (Target::do_select_as_default_target): Same.
1489 2010-02-01 Doug Kwan <dougkwan@google.com>
1491 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1492 first_output_text_section_.
1493 (Arm_exidx_fixup::first_output_text_section): New method definition.
1494 (Arm_exidx_fixup::first_output_text_section_): New data member.
1495 (Arm_exidx_fixup::process_exidx_section): Record the first text
1496 output section seen.
1497 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1498 and entsize in output section header.
1500 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1502 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1503 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1504 (Arm_relocate_functions::thm_alu11): New Method.
1505 (Arm_relocate_functions::thm_pc8): New Method.
1506 (Arm_relocate_functions::thm_pc12): New Method.
1507 (Target_arm::Scan::local): Handle the relocations.
1508 (Target_arm::Scan::global): Likewise.
1509 (Target_arm::Relocate::relocate): Likewise.
1510 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1512 2010-01-29 Doug Kwan <dougkwan@google.com>
1514 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1515 of relocation types as ld.
1517 2010-01-29 Doug Kwan <dougkwan@google.com>
1519 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1521 (Arm_relocate_functions::thumb_branch_common): Ditto.
1522 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1523 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1524 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1525 Arm_relocate_functions::jump24): Remove.
1526 (Target_arm::Relocate::relocate): Adjust code to call
1527 Arm_relocation_functions::arm_branch_common and
1528 Arm_relocation_functions::thumb_branch_common instead of their removed
1529 wrappers. Merge switch-cases together to reduce source code size.
1531 2010-01-29 Doug Kwan <dougkwan@google.com>
1533 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1534 output_local_symbol_count_needs_update_.
1535 (Arm_relobj::output_local_symbol_count_needs_update,
1536 Arm_relobj::set_output_local_symbol_count_needs_update,
1537 Arm_relobj::update_output_local_symbol_count): New methods.
1538 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1540 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1541 of pointed function as in a R_ARM_PREL31 relocation.
1542 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1543 for output local symbol count updating.
1544 (Target_arm::do_relax): Update output local symbol counts in objects
1546 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1548 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1550 * arm.cc: Added support for the ARM relocations:
1551 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1552 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1553 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1555 (Arm_relocate_functions::movw_rel): New method.
1556 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1557 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1559 (Arm_relocate_functions::thm_movw_rel): New method.
1560 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1562 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1564 (Target_arm::Scan::global): Likewise.
1565 (Target_arm::Relocate::relocate): Likewise.
1566 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1569 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1571 * arm.cc: Added support for ARM group relocations.
1572 (Target_arm::reloc_needs_sym_origin): New method.
1573 (Arm_relocate_functions::calc_grp_kn): New method.
1574 (Arm_relocate_functions::calc_grp_residual): New method.
1575 (Arm_relocate_functions::calc_grp_gn): New method.
1576 (Arm_relocate_functions::arm_grp_alu): New Method.
1577 (Arm_relocate_functions::arm_grp_ldr): New Method.
1578 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1579 (Arm_relocate_functions::arm_grp_ldc): New Method.
1580 (Target_arm::Scan::local): Handle the ARM group relocations.
1581 (Target_arm::Scan::global): Likewise.
1582 (Target_arm::Relocate::relocate): Likewise.
1583 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1586 2010-01-26 Doug Kwan <dougkwan@google.com>
1588 * arm.cc (set): Include.
1589 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1591 (Arm_output_section::Text_section_list): New type.
1592 (Arm_output_section::append_text_sections_to_list): New method.
1593 (Arm_output_section::fix_exidx_coverage): Ditto.
1594 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1595 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1596 Relobj::set_section_offset() instead of
1597 Sized_relobj::invalidate_section_offset().
1598 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1599 parameter for section headers. Ignore relocation sections for
1600 unallocated sections and EXIDX sections.
1601 (Target_arm::fix_exidx_coverage): New method.
1602 (Target_arm::output_section_address_less_than): New type.
1603 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1604 linked text section instead of the EXIDX section.
1605 (Arm_output_section::create_stub_group): Add an assertion to check
1606 that this is not an EXIDX output section.
1607 (Arm_output_section::append_text_sections_to_list): New method.
1608 (Arm_output_section::fix_exidx_coverage): Ditto.
1609 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1610 Arm_relobj::section_needs_reloc_stub_scanning.
1611 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1613 (Target_arm::fix_exidx_coverage): New method.
1614 * object.h (Relobj::set_output_section): New method.
1615 (Sized_relobj::invalidate_section_offset): Remove method.
1616 (Sized_relobj::do_invalidate_section_offset): Remove method.
1617 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1619 2010-01-25 Doug Kwan <dougkwan@google.com>
1621 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1622 Fix warning due to signed and unsigned comparison on a 32-bit host.
1624 2010-01-22 Doug Kwan <dougkwan@google.com>
1626 * arm.cc (Target_arm::do_relax): Record an output section for section
1627 offset adjustment it contains any stub table that has changed.
1628 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1629 offsets in an output section if necessary.
1630 * output.cc (Output_section::Output_section): Initialize
1631 section_offsets_need_adjustments_.
1632 (Output_section::add_input_section_for_script): Renamed to
1633 Output_section::add_simple_input_section.
1634 (Output_section::save_states): Add a comment.
1635 (Output_section::discard_states): New method defintion.
1636 (Output_section::adjust_section_offsets): Same.
1637 * output.h (Output_section::add_input_section_for_script): Renamed to
1638 Output_section::add_simple_input_section.
1639 (Output_section::discard_states): New method declaration.
1640 (Output_section::adjust_section_offsets): Same.
1641 (Output_section::section_offsets_need_adjustment,
1642 Output_section::set_section_offsets_need_adjustment): New method
1644 (Output_section::section_offsets_need_adjustment_): New data member.
1645 * script-sections.cc
1646 (Output_section_element_input::set_section_address): Adjust code for
1647 renaming of Output_section::add_input_section_for_script.
1648 (Orphan_output_section::set_section_address): Same.
1650 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1652 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1653 Fix_v4bx enum values .
1654 * gold/options.h (General_options): New option definitions.
1655 (General_options::fix_v4bx): New method.
1656 (General_options::Fix_v4bx): New enum.
1657 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1658 (General_options::parse_fix_v4bx_interworking): New method.
1660 2010-01-22 Doug Kwan <dougkwan@google.com>
1662 * arm.cc (Arm_exidx_fixup): New class.
1664 2010-01-21 Doug Kwan <dougkwan@google.com>
1666 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1668 (Arm_exidx_section_offset_map): New type.
1670 2010-01-21 Doug Kwan <dougkwan@google.com>
1672 * arm.cc (Arm_exidx_input_section): New class.
1673 (Arm_relobj::exidx_input_section_by_link,
1674 Arm_relobj::exidx_input_section_by_shndx,
1675 Arm_relobj::make_exidx_input_section): New methods.
1676 (read_arm_attributes_section): Remove.
1677 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1678 information about them.
1679 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1682 2010-01-20 Doug Kwan <dougkwan@google.com>
1684 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1685 Input_section_specifier to Section_id.
1686 (Target_arm::new_arm_input_section: Adjust code for change of key
1688 (Target_arm::find_arm_input_section): Ditto.
1689 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1690 (Section_id): Remove.
1691 (Garbage_collection::Section_id_hash): Remove.
1692 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1693 (Section_id): Remove.
1694 (Icf::Section_id_hash): Remove.
1695 * object.h (Section_id, Const_section_id, Section_id_hash,
1696 Const_section_id_hash): New type definitions.
1697 * output.cc (Output_section::add_relaxed_input_section): Change to
1698 use Const_section_id instead of Input_section_specifier as key type.
1699 (Output_section::add_merge_input_section): Ditto.
1700 (Output_section::build_relaxation_map): Change to use Section_id
1701 instead of Input_section_specifier as key type.
1702 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1704 (Output_section::convert_input_sections_to_relaxed_sections): Change
1705 to use Const_section_id instead of Input_section_specifier as key type.
1706 (Output_section::find_merge_section): Ditto.
1707 (Output_section::find_relaxed_input_section): Ditto.
1708 * output.h (Input_section_specifier): Remove class.
1709 (Output_section::Output_section_data_by_input_section_map): Change
1710 key type to Const_section_id.
1711 (Output_section::Output_relaxed_input_section_by_input_section_map):
1713 (Output_section::Relaxation_map): Change key type to Section_id.
1715 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1717 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1718 (class Arm_v4bx_stub): New class.
1719 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1720 (Stub_factory::make_arm_v4bx_stub): New method.
1721 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1722 (Stub_table::empty): Handle v4bx stubs.
1723 (Stub_table::add_arm_v4bx_stub): New method.
1724 (Stub_table::find_arm_v4bx_stub): New method.
1725 (Arm_relocate_functions::v4bx): New method.
1726 (Target_arm::fix_v4bx): New method.
1727 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1728 (Stub_table::relocate_stubs): Likewise.
1729 (Stub_table::do_write): Likewise.
1730 (Stub_table::update_data_size_and_addralign): Likewise.
1731 (Stub_table::finalize_stubs): Likewise.
1732 (Target_arm::Scan::local): Likewise.
1733 (Target_arm::Scan::global): Likewise.
1734 (Target_arm::do_finalize_sections): Likewise.
1735 (Target_arm::Relocate::relocate): Likewise.
1736 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1738 (Target_arm::scan_reloc_for_stub): Likewise.
1739 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1741 2010-01-19 Ian Lance Taylor <iant@google.com>
1743 * output.cc (Output_section_headers::do_sized_write): Write large
1744 segment count to sh_info field.
1745 (Output_file_header::do_sized_write): For large segment count,
1746 write PN_XNUM to e_phnum field.
1748 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1750 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1751 (Arm_relocate_functions::thm_jump8): New function.
1752 (Arm_relocate_functions::thm_jump11): New function.
1753 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1755 (Target_arm::Scan::global): Likewise.
1756 (Target_arm::Relocate::relocate): Likewise.
1757 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1760 2010-01-14 Doug Kwan <dougkwan@google.com>
1762 * arm.cc (map, utility): Include headers.
1763 (Target_arm::apply_cortex_a8_workaround): New method.
1764 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1765 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1766 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1767 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1768 the --[no-]fix-cortex-a8 command line options.
1769 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1770 (Target_arm::relocate_stub): Use addend in instruction template.
1771 * options.h (DEFINE_bool): Set the user-set flag.
1772 (General_options): Add --[no-]-fix-cortex options.
1773 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1774 : Update fast look-up map after conversion.
1776 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1778 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1779 in the first pass of do_layout.
1781 2010-01-13 Doug Kwan <dougkwan@google.com>
1783 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1784 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1785 apparent compiler problem of not folding static constant integral
1786 data members of elfcpp::Elf_sizes<32>.
1788 2010-01-13 Doug Kwan <dougkwan@google.com>
1790 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1791 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1792 Arm_relobj::scan_section_for_cortex_a8_erratum,
1793 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1794 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1795 sections to scan for relocation stubs into a new method
1796 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1797 relocation and Cortex-A8 stub scanning.
1798 (Target_arm::do_relax): Force stubs to be after stubbed sections
1799 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1800 the beginning of a new relaxation pass. Update a comment.
1801 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1803 2010-01-12 Ian Lance Taylor <iant@google.com>
1805 * target-reloc.h (visibility_error): New inline function.
1806 (relocate_section): Call visibility_error.
1807 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1808 (MOSTLYCLEANFILES): Likewise.
1809 (protected_4_pic.o, protected_3.err): New targets.
1810 * testsuite/protected_4.cc: New file.
1812 2010-01-12 Doug Kwan <dougkwan@google.com>
1814 * arm.cc (Cortex_a8_reloc): New class.
1815 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1816 and cortex_a8_relocs_info_.
1817 (Target_arm::fix_cortex_a8): New method definition.
1818 (Target_arm::Cortex_a8_relocs_info): New type.
1819 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1820 New data member declarations.
1821 (Target_arm::scan_reloc_for_stub): Record information about
1822 relocations for THUMB branches that might be exempted from the
1823 Cortex-A8 workaround.
1824 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1825 at the beginning of a relaxation pass.
1827 2010-01-12 Doug Kwan <dougkwan@google.com>
1829 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1830 (Arm_relobj::Mapping_symbol_position,
1831 Arm_reloj::Mapping_symbol_position_less,
1832 Arm_relobj::Mapping_symbols_info): New types.
1833 (Target_arm::is_mapping_symbol_name): New method definition.
1834 (Arm_relobj::do_count_local_symbols): Save information about mapping
1837 2010-01-11 Doug Kwan <dougkwan@google.com>
1839 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1840 Arm_relocate_functions::thumb32_branch_upper,
1841 Arm_relocate_functions::thumb32_branch_lower,
1842 Arm_relocate_functions::thumb32_cond_branch_offset,
1843 Arm_relocate_functions::thumb32_cond_branch_upper,
1844 Arm_relocate_functions::thumb32_cond_branch_lower,
1845 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1846 branch offset encoding.
1847 (Arm_relocate_functions::thumb_branch_common): Use new branch
1848 offset encoding methods to avoid code duplication.
1849 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1850 (Stub_addend_reader::operator()): Use new branch encoding method
1851 to avoid code duplication.
1853 2010-01-11 Doug Kwan <dougkwan@google.com>
1855 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1856 (Target_arm::do_finalize_sections): Define special EXIDX section
1857 symbols only if referenced.
1858 * gc.h (Garbage_collection::add_reference): New method.
1859 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1862 2010-01-11 Ian Lance Taylor <iant@google.com>
1864 * script.cc (Version_script_info::build_expression_list_lookup):
1865 Change complaing about duplicate wildcard match from error to
1868 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1870 (Version_script_info::Version_script_info): Initialize globs_,
1871 default_version_, default_is_global_, and exact_. Don't
1872 initialize globals_ or locals_.
1873 (Version_script_info::build_lookup_tables): Build local symbols
1875 (Version_script_info::unquote): New function.
1876 (Version_script_info::add_exact_match): New function.
1877 (Version_script_info::build_expression_list_lookup): Remove lookup
1878 parameter. Add is_global parameter. Change all callers. Handle
1879 wildcard pattern specially. Unquote pattern. Call
1881 (Version_script_info::get_name_to_match): New function.
1882 (Version_script_info::get_symbol_version): New function.
1883 (Version_script_info::get_symbol_version_helper): Remove.
1884 (Version_script_info::check_unmatched_names): Call unquote.
1885 * script.h (class Version_script_info): Change get_symbol_version
1886 to be non-inline and add is_global parameter; change all callers.
1887 Rewrite symbol_is_local. Update declarations. Define struct
1888 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1889 Remove globals_ and locals_ members. Add exact_, globs_,
1890 default_version_, is_global_.
1891 (Version_script_info::Glob): Remove pattern, add expression and
1892 is_global. Update constructor. Change all callers.
1893 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1895 (Versions::symbol_section_contents): If a symbol is undefined, or
1896 defined in a dynamic object, set the version index to
1898 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1900 (Symbol_table::add_from_pluginobj): Likewise.
1901 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1903 2010-01-11 Doug Kwan <dougkwan@google.com>
1905 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1906 (incremental_dump_LDADD): Add linking option for libintl.
1907 * Makefile.in: Regenerate.
1909 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1912 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1914 * testsuite/Makefile.in: Regenerated.
1916 2010-01-10 Doug Kwan <dougkwan@google.com>
1918 * options.h (DEFINE_var): Use parentheses around argument varname__
1919 in macro body to avoid any unintended subsequent substitutions.
1921 2010-01-10 Ian Lance Taylor <iant@google.com>
1923 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1924 candidates before doing symbol resolution.
1926 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1927 ODR candidates if only one is weak.
1929 2010-01-08 Ian Lance Taylor <iant@google.com>
1931 * script.cc (Version_script_info::build_expression_list_lookup):
1932 Don't warn about ambiguous version, just record the ambiguity.
1933 (Version_script_info::get_symbol_version_helper): Give error if
1934 version is ambiguous.
1936 2010-01-08 Doug Kwan <dougkwan@google.com>
1938 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1939 prev_data_size_ and prev_addralign_. Remove initializer for
1940 deleted data member has_been_changed_.
1941 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1942 to determine if the table is empty.
1943 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1945 (Stub_table::add_reloc_stub): Define method in class definition
1946 instead of just declaring it there.
1947 (Stub_table::add_cortex_a8_stub): New method definition.
1948 (Stub_table::update_data_size_and_addralign): Ditto.
1949 (Stub_table::finalize_stubs): Ditto.
1950 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1951 (Stub_table::do_addralign_): Return address alignment in the
1952 (Stub_table::do_reset_address_and_file_offset): Define method in
1953 class definition instead of declaring it there. Set current data
1954 size to be the data size of the previous pass.
1955 (Stub_table::set_final_data_size): Use current data size as the
1957 (Stub_table::relocate_stub): Change parameter type of stub from
1958 Reloc_stub pointer to Stub pointer.
1959 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1960 (Stub_table::Cortex_a8_stub_list): New typedef.
1961 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1962 Stub_table::prev_addralign_): New data member.
1963 (Arm_relobj::Arm_relobj): Initialize data member
1964 section_has_cortex_a8_workaround_.
1965 (Arm_relobj::section_has_cortex_a8_workaround,
1966 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1968 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1970 (Target_arm::relocate_stub): Change parameter type of stub from
1971 Reloc_stub pointer to Stub pointer.
1972 (Insn_template::size, Insn_template::alignment): Handle
1973 THUMB16_SPECIAL_TYPE.
1974 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1975 Stub_table::update_data_size_and_addralign,
1976 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1978 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1979 (Stub_table::do_write): Ditto.
1980 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1982 2010-01-08 Ian Lance Taylor <iant@google.com>
1985 * symtab.h (class Symbol): Remove fields is_target_special_ and
1986 has_plt_offset_. Add field is_defined_in_discarded_section_.
1987 (Symbol::is_defined_in_discarded_section): New function.
1988 (Symbol::set_is_defined_in_discarded_section): New function.
1989 (Symbol::has_plt_offset): Rewrite.
1990 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1991 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1992 Don't initialize is_target_special_ or has_plt_offset_.
1993 Initialize is_defined_in_discarded_section_.
1994 (Symbol_table::add_from_relobj): If appropriate, set
1995 is_defined_in_discarded_section.
1996 * resolve.cc (Symbol::override_base_with_special): Don't test
1997 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1998 * target-reloc.h (relocate_section): Do special handling for
1999 symbols defined in discarded sections for global symbols as well
2002 2010-01-08 Ian Lance Taylor <iant@google.com>
2004 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2005 the SHT_SYMTAB case.
2007 2010-01-08 Ian Lance Taylor <iant@google.com>
2009 * object.cc (Sized_relobj::do_layout): Don't get confused if
2010 layout_eh_frame returns NULL.
2012 2010-01-08 Ian Lance Taylor <iant@google.com>
2015 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2016 dynamic symbol table, use the normal symbol table.
2017 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2020 2010-01-08 Ian Lance Taylor <iant@google.com>
2023 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2026 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2028 * version.cc (print_version): Change to "Copyright 2010".
2030 2010-01-08 Ian Lance Taylor <iant@google.com>
2034 * i386.cc (class Target_i386): Change return type of plt_section
2036 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2037 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2038 tls_desc_rel_ field.
2039 (Output_data_plt_i386::rel_tls_desc): New function.
2040 (Target_i386::rel_tls_desc_section): New function.
2041 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2042 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2043 R_386_TLS_DESC reloc in rel_tls_desc_section.
2044 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2045 Define struct Tlsdesc_info.
2046 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2047 (Target_x86_64::do_reloc_symbol_index): New function.
2048 (Target_x86_64::add_tlsdesc_info): New function.
2049 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2050 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2052 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2054 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2055 (Target_x86_64::rela_tlsdesc_section): New function.
2056 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2058 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2059 (Target_x86_64::do_reloc_addend): New function.
2060 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2061 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2062 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2063 (Output_reloc::type): New function.
2064 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2065 (Output_reloc::is_target_specific): New function.
2066 (Output_reloc::target_arg): New function.
2067 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2068 absolute relocs and target specific relocs.
2069 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2070 add_target_specific.
2071 (class Output_data_reloc) [SHT_RELA]: Likewise.
2072 * output.cc (Output_reloc::Output_reloc): Add four new versions
2073 for absolute relocs and target specific relocs.
2074 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2075 (Output_reloc::get_symbol_index): Likewise.
2076 (Output_reloc::local_section_offset): Check that local_sym_index_
2077 is not TARGET_CODE or 0.
2078 (Output_reloc::symbol_value): Likewise.
2079 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2081 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2082 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2084 * layout.cc (add_target_dynamic_tags): Use output section for
2085 DT_PLTRELSZ and DT_JMPREL.
2087 2010-01-07 Ian Lance Taylor <iant@google.com>
2090 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2092 (class Output_data_reloc_generic): Define.
2093 (class Output_data_reloc_base): Change base class to
2094 Output_data_reloc_generic. Change add() method to call
2095 bump_relative_reloc_count for a relative reloc. Remove
2097 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2099 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2100 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2102 * layout.h (class Layout): Update declaration.
2104 2010-01-07 Ian Lance Taylor <iant@google.com>
2106 * output.h (class Output_data): Add const version of
2107 output_section and do_output_section.
2108 (class Output_section_data): Add const version of
2110 (class Output_section): Likewise.
2111 * layout.cc (Layout::add_target_dynamic_tags): New function.
2112 * layout.h (class Layout): Update declarations.
2113 * arm.cc (Target_arm::do_finalize_sections): Use
2114 add_target_dynamic_tags.
2115 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2116 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2117 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2118 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2120 2010-01-07 Ian Lance Taylor <iant@google.com>
2123 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2126 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2127 Ian Lance Taylor <iant@google.com>
2130 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2131 Xindex::read_symtab_xindex.
2133 2010-01-07 Doug Kwan <dougkwan@google.com>
2135 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2136 (Insn_template::thumb16_bcond_insn): New method declaration.
2137 (Insn_template): Fix spelling.
2138 (Stub::thumb16_special): New method declaration.
2139 (Stub::do_write): Define virtual method which was previously pure
2141 (Stub::do_thumb16_special): New method declaration.
2142 (Stub::do_fixed_endian_write): New template member.
2143 (Reloc_stub::do_write): Remove.
2144 (Reloc_stub::do_fixed_endian_write): Remove.
2145 (Cortex_a8_stub): New class definition.
2146 (Stub_factory::make_cortex_a8_stub): New method definition.
2147 (Stub_factory::Stub_factory): Add missing static storage class
2148 qualifier for elf32_arm_stub_a8_veneer_blx.
2150 2010-01-07 Ian Lance Taylor <iant@google.com>
2153 * options.h (class General_options): Add --warn-unresolved-symbols
2154 and --error-unresolved-symbols.
2155 * errors.cc (Errors::undefined_symbol): Implement
2156 --warn-unresolved-symbols.
2158 * options.h (class General_options): Add -z text and -z textoff.
2159 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2161 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2163 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2164 (Garbage_collection::cident_sections): New function.
2165 (Garbage_collection::add_cident_section): New function.
2166 (Garbage_collection::cident_sections_): New member.
2167 (gc_process_relocs): Add references to sections whose names are C
2169 * gold.h (cident_section_start_prefix): New constant.
2170 (cident_section_stop_prefix): New constant.
2171 (is_cident): New function.
2172 * layout.cc (Layout::define_section_symbols): Replace string constants
2173 with the newly defined constants.
2174 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2176 * testsuite/Makefile.am: Add gc_orphan_section_test.
2177 * testsuite/Makefile.in: Regenerate.
2178 * testsuite/gc_orphan_section_test.cc: New file.
2179 * testsuite/gc_orphan_section_test.sh: New file.
2181 2010-01-06 Ian Lance Taylor <iant@google.com>
2184 * options.h (class General_options): Add --warn-shared-textrel.
2185 * layout.cc (Layout::finish_dynamic_section): Implement
2186 --warn-shared-textrel.
2189 * options.h (class General_options): Add --warn-multiple-gp.
2191 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2193 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2194 $(THREADSLIB) and $(LIBDL).
2195 * Makefile.in: Rebuild.
2197 2010-01-06 Ian Lance Taylor <iant@google.com>
2200 * options.cc (General_options::parse_section_start): New function.
2201 (General_options::section_start): New function.
2202 (General_options::General_options): Initialize all members.
2203 * options.h: Include <map>
2204 (class General_options): Add --section-start. Add section_starts_
2206 * layout.cc (Layout::attach_allocated_section_to_segment): If
2207 --section-start was used, set the address of the segment. Remove
2208 local sort_sections.
2209 (Layout::relaxation_loop_body): If the address of the load segment
2210 has been set by --section-start, don't use it.
2211 * output.h (Output_segment::update_flags_for_output_section): New
2213 * output.cc (Output_segment::add_output_section): Call
2214 update_flags_for_output_section.
2216 2010-01-05 Ian Lance Taylor <iant@google.com>
2219 * options.h (class General_options): Add --undefined-version.
2220 * script.cc (struct Version_expression): Add was_matched_by_symbol
2222 (Version_script_info::matched_symbol): New function.
2223 (Version_script_info::get_symbol_version_helper): Call
2225 (Version_script_info::check_unmatched_names): New function.
2226 * script.h (class Version_script_info): Update declarations.
2227 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2229 * options.h (class General_options): Use DEFINE_bool_alias for
2230 allow_multiple_definition.
2231 * resolve.cc (Symbol_table::should_override): Don't test
2232 allow_multiple_definition.
2235 * options.h (class General_options): Add --cref.
2236 * main.cc (main): Print cref table if --cref. Don't close mapfile
2237 until after printing cref table.
2238 * cref.cc: Include "symtab.h".
2239 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2240 (Cref_table_compare::operator()): New function.
2241 (Cref_inputs::gather_cref): New function.
2242 (filecol): New static const.
2243 (Cref_inputs::print_cref): New function.
2244 (Cref::print_cref): New function.
2245 * cref.h: Include <cstdio>.
2246 (class Cref): Update declarations.
2247 * mapfile.h (Mapfile::file): New function.
2248 * object.h (class Object): Define Symbols. Declare virtual
2249 do_get_global_symbols.
2250 (Object::get_global_symbols): New function.
2251 * object.cc (Input_objects::add_object): Pass object to cref_ if
2253 (Input_objects::archive_start): Likewise.
2254 (Input_objects::archive_stop): Likewise.
2255 (Input_objects::print_cref): New function.
2256 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2257 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2259 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2261 * plugin.h (class Sized_pluginobj): Update declarations.
2263 2010-01-05 Ian Lance Taylor <iant@google.com>
2265 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2266 to is_default_version. Rename insdef to insdefault.
2267 (Symbol_table::add_from_relobj): Rename def to is_default_version
2268 and local to is_forced_local.
2269 (Symbol_table::add_from_pluginobj): Likewise.
2270 (Symbol_table::add_from_dynobj): Likewise.
2271 (Symbol_table::define_special_symbol): Rename insdef to
2274 2010-01-04 Ian Lance Taylor <iant@google.com>
2277 * options.h (class General_options): Add
2278 --allow-multiple-definition and -z muldefs.
2279 * resolve.cc (Symbol_table::should_override): Don't warn about a
2280 multiple symbol definition if --allow-multiple-definition or -z
2284 * options.h (class General_options): Add --add-needed and
2285 --copy-dt-needed-entries. Tweak --as-needed help entry.
2286 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2287 error if --copy-dt-needed-entries aka --add-needed is used and
2288 would cause a change in behaviour.
2291 * options.h (class General_options): Add -G as a short version of
2292 --shared. Add no-op options -assert, -g, and -i.
2294 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2296 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2297 check for .text or .gnu.linkonce.t sections.
2298 * icf.cc (Icf::find_identical_sections): Ditto.
2299 Change the detection for mangled function name within the section
2301 * icf.h (is_section_foldable_candidate): New function.
2303 2009-12-30 Ian Lance Taylor <iant@google.com>
2306 * options.h (class General_options): Permit two dashes with
2307 --retain-symbols-file.
2309 2009-12-30 Ian Lance Taylor <iant@google.com>
2312 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2313 don't put the file header and segment headers in the text
2317 * common.cc (Sort_commons::operator()): Stabilize sort when both
2319 (Symbol_table::do_allocate_commons_list): When allocating common
2320 symbols, skip a symbol which is no longer common.
2321 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2322 an object before checking its type.
2323 * testsuite/common_test_2.c: New file.
2324 * testsuite/common_test_3.c: New file.
2325 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2326 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2327 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2328 (common_test_2_pic.o, common_test_2.so): New targets.
2329 (common_test_3_pic.o, common_test_3.so): New targets.
2330 * testsuite/Makefile.in: Rebuild.
2333 * script.cc (read_input_script): If we see a new SECTIONS clause,
2334 and we have added an input section, give an error.
2335 * layout.h (class Layout): Add have_added_input_section function.
2336 Add have_added_input_section_ field.
2337 * layout.cc (Layout::Layout): Initialize
2338 have_added_input_section_.
2339 (Layout::layout): Set have_added_input_section_.
2340 (Layout::layout_eh_frame): Likewise.
2342 2009-12-30 Ian Lance Taylor <iant@google.com>
2345 * options.h (class General_options): Add --sort-common option.
2346 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2347 * common.cc (Sort_common): Add sort_order parameter to
2348 constructor. Add sort_order_ field.
2349 (Sort_commons::operator): Check sort_order_.
2350 (Symbol_table::allocate_commons): Determine the sort order.
2351 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2353 (Symbol_table::do_allocate_commons_list): Likewise.
2355 2009-12-30 Ian Lance Taylor <iant@google.com>
2358 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2359 symbols from this object, don't change the visibility of an
2361 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2363 2009-12-30 Ian Lance Taylor <iant@google.com>
2366 * script.h (class Version_script_info): Define Language enum.
2367 Update declarations. Define Glob, Exact, and Lookup types. Add
2368 new fields globals_, locals_, and is_finalized_.
2369 * script.cc: Various formatting fixes.
2370 (class Parser_closure): Change language_stack_ from a vector of
2371 std::string to one of Version_script_info::Language. Adjust all
2373 (class Lazy_demangler): Remove.
2374 (struct Version_expression): Change language from std::string to
2375 Version_script_info::Language.
2376 (Version_script_info::Version_script_info): New function.
2377 (Version_script_info::~Version_script_info): Don't call clear.
2378 (Version_script_info::finalize): New function.
2379 (Version_script_info::build_lookup_tables): New function.
2380 (Version_script_info::build_expression_list_lookup): New
2382 (Version_script_info::get_symbol_version_helper): Rewrite to use
2384 (Version_script_info::print_expression_list): Adjust to use
2385 Version_script_info::Language.
2386 (script_push_lex_into_version_mode): Check that the version script
2387 has not been finalized.
2388 (version_script_push_lang): Change language string to
2389 Version_script_info::Language.
2390 * options.cc (Command_line::version_script): New function.
2391 * options.h (class General_options): Add finalize_dynamic_list
2392 function. Change version_script from declaration to definition.
2393 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2394 * testsuite/version_script.map: Remove duplicate def of foo.
2395 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2397 * testsuite/Makefile.in: Rebuild.
2399 2009-12-30 Ian Lance Taylor <iant@google.com>
2402 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2403 if the input symbol index is 0, make the output symbol index 0.
2405 2009-12-30 Ian Lance Taylor <iant@google.com>
2408 * options.h (class General_options): Add -x/--discard-all.
2409 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2410 --discard-all. If the local symbol needs a dynamic entry, check
2411 that before handling --discard-locals.
2413 2009-12-30 Ian Lance Taylor <iant@google.com>
2416 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2418 (Output_segment::add_output_section): Don't change the flags if
2422 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2423 GNU hash table if they need a dynamic value. Otherwise, don't add
2424 them if they are defined in a dynamic object or are forced local.
2426 2009-12-29 Ian Lance Taylor <iant@google.com>
2429 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2430 .gnu.hash table for a 32-bit target.
2433 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2434 regular and a dynamic object only needs a dynamic symbol table
2435 entry if it is externally visible.
2438 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2439 constructor. Add global_offset_table_ field.
2440 (Target_i386::got_section): Set global_offset_table_.
2441 (Target_i386::do_finalize_sections): Set global_offset_table_
2443 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2444 in constructor. Add global_offset_table_ field.
2445 (Target_x86_64::got_section): Set global_offset_table_.
2446 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2449 * layout.cc (Layout::Layout): Initialize increase_relro_.
2450 (Layout::get_output_section): Add is_relro, is_last_relro, and
2451 is_first_non_relro parameters. Change all callers.
2452 (Layout::choose_output_section): Likewise.
2453 (Layout::add_output_section_data): Likewise.
2454 (Layout::make_output_section): Likewise.
2455 (Layout::set_segment_offsets): Clear increase_relro when using a
2457 * layout.h (class Layout): Add increase_relro method. Add
2458 increase_relro_ field. Update declarations.
2459 * output.cc (Output_section::Output_section): Initialize
2460 is_last_relro_ and is_first_non_relro_.
2461 (Output_segment::add_output_section): Group relro sections is
2462 do_sort is true. Handle is_last_relro and is_first_non_relro.
2463 (Output_segment::maximum_alignment): Remove relro handling.
2464 (Output_segment::set_section_addresses): Add increase_relro
2465 parameter. Change all callers. Add initial alignment to align
2466 relro sections on separate page. Remove old relro handling.
2467 (Output_segment::set_section_list_addresses): Remove in_relro
2468 parameter. Change all callers.
2469 (Output_segment::set_offset): Add increase parameter. Change all
2470 callers. Remove old relro handling.
2471 * output.h (class Output_section): Add new methods: is_last_relro,
2472 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2473 Add is_last_relro_ and is_first_non_relro_ fields.
2474 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2475 Create separate .got.plt section. Call increase_relro.
2476 * x86_64.cc (Target_x86_64::got_section): Likewise.
2477 * testsuite/relro_script_test.t: Add .got.plt.
2480 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2481 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2482 (Layout::finalize): Call set_dynamic_symbol_size.
2483 (Layout::set_dynamic_symbol_size): New function.
2484 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2485 set_dynamic_symbol_size.
2488 * output.h (class Output_section): Add is_entsize_zero_ field.
2489 * output.cc (Output_section::Output_section): Initialize
2491 (Output_section::set_entsize): If two different entsizes are
2492 requested, force it to zero.
2493 (Output_section::add_input_section): Set flags for .debug_str
2494 before updating section flags. Set entsize.
2495 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2496 and SHF_STRING if all input sections have those flags.
2498 2009-12-29 Rafael Espindola <espindola@google.com>
2500 * main.cc (main): Fix the sys time reporting.
2501 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2504 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2506 * options.cc (General_options::parse_version): Allow -v to exit
2507 without an error if there is nothing to link.
2509 2009-12-29 Ian Lance Taylor <iant@google.com>
2511 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2512 using a version of gcc before 4.1.
2513 * configure: Rebuild.
2515 2009-12-28 Chris Demetriou <cgd@google.com>
2517 * attributes.cc (Output_attributes_section_data::do_write): Use
2518 std::vector::front rather than std::vector::data.
2520 2009-12-28 Ian Lance Taylor <iant@google.com>
2522 * symtab.h (class Symbol_table): Add enum Defined.
2523 * resolve.cc (Symbol_table::should_override): Add defined
2524 parameter. Change all callers. Test whether object is NULL
2525 before calling a method on it.
2526 (Symbol_table::report_resolve_problem): Add defined parameter.
2528 (Symbol_table::should_override_with_special): Likewise.
2529 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2530 parameter. Change all callers.
2531 (Symbol_table::do_define_in_output_data): Likewise.
2532 (Symbol_table::define_in_output_segment): Likewise.
2533 (Symbol_table::do_define_in_output_segment): Likewise.
2534 (Symbol_table::define_as_constant): Likewise.
2535 (Symbol_table::do_define_as_constant): Likewise.
2536 * script.h (class Symbol_assignment): Add is_defsym parameter to
2537 constructor; change all callers.
2538 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2539 parameter. Change all callers. Add is_defsym_ field.
2540 (class Parser_closure): Add parsing_defsym parameter to
2541 constructor; change all callers. Add parsing_defsym accessor
2542 function. Add parsing_defsym_ field.
2544 2009-12-28 Ian Lance Taylor <iant@google.com>
2546 * gold.cc (queue_middle_tasks): Fix formatting.
2547 * object.cc (Relobj::is_section_name_included): Likewise.
2549 2009-12-23 Ian Lance Taylor <iant@google.com>
2551 * i386.cc (Target_i386::do_calls_non_split): Recognize
2552 -fsplit-stack prologue for a function with a static chain.
2553 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2554 -fsplit-stack prologue when using %r11.
2556 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2558 * options.cc (General_options::parse_version): Make -v continue and do
2559 the link like GNU ld does.
2561 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2563 * Makefile.am (CCFILES): Add timer.cc.
2564 (HFILES): Add timer.h.
2565 * configure.ac: Check for sysconf and times.
2566 * main.cc: include timer.h.
2567 (main): Use Timer instead of get_run_time.
2570 * workqueue.cc: include timer.h.
2571 (Workqueue::find_and_run_task):
2572 Report user, sys and wall time.
2573 * Makefile.in: Regenerate.
2574 * config.in: Regenerate.
2575 * configure: Regenerate.
2577 2009-12-16 Doug Kwan <dougkwan@google.com>
2579 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2581 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2582 relaxed input sections.
2583 * output.cc (Output_section::find_relaxed_input_section): Change
2584 return type to Output_relaxed_input_section pointer. Adjust code
2585 for new type of relaxed_input_section_map_.
2586 * output.h (Output_section::find_relaxed_input_section): Change
2587 return type to Output_relaxed_input_section pointer.
2588 (Output_section::Output_relaxed_input_section_by_input_section_map):
2590 (Output_section::relaxed_input_section_map_): Change type to
2591 Output_section::Output_relaxed_input_section_by_input_section_map.
2592 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2595 2009-12-15 Ian Lance Taylor <iant@google.com>
2597 * layout.cc (Layout::create_shstrtab): Only write out after input
2598 sections if we are compressing debug sections.
2600 2009-12-15 Ian Lance Taylor <iant@google.com>
2602 * archive.cc (Archive::add_symbols): Only look up a symbol without
2603 a version if there is, in fact, a version.
2605 2009-12-14 Ian Lance Taylor <iant@google.com>
2607 Revert -Wshadow changes, all changes from:
2608 2009-12-11 Doug Kwan <dougkwan@google.com>
2609 2009-12-11 Nick Clifton <nickc@redhat.com>
2610 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2612 2009-12-11 Doug Kwan <dougkwan@google.com>
2614 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2616 * attributes.cc (Object_attribute::size): Ditto.
2617 (Attributes_section_data::size): Ditto.
2618 (Attributes_section_data::Attributes_section_data): Ditto.
2619 (Output_attributes_section_data::do_write): Ditto.
2620 * attributes.h (Object_attribute::set_type): Ditto.
2621 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2623 2009-12-11 Nick Clifton <nickc@redhat.com>
2625 * archive.cc: Fix shadowed variable warnings.
2627 * compressed_output.cc: Likewise.
2628 * compressed_output.h: Likewise.
2629 * configure: Likewise.
2630 * dwarf_reader.cc: Likewise.
2631 * dynobj.cc: Likewise.
2632 * dynobj.h: Likewise.
2633 * ehframe.cc: Likewise.
2634 * ehframe.h: Likewise.
2635 * errors.cc: Likewise.
2636 * expression.cc: Likewise.
2637 * fileread.cc: Likewise.
2638 * fileread.h: Likewise.
2639 * freebsd.h: Likewise.
2640 * i386.cc: Likewise.
2642 * incremental.h: Likewise.
2643 * layout.cc: Likewise.
2644 * layout.h: Likewise.
2645 * mapfile.cc: Likewise.
2646 * merge.cc: Likewise.
2647 * merge.h: Likewise.
2648 * object.cc: Likewise.
2649 * object.h: Likewise.
2650 * options.h: Likewise.
2651 * output.cc: Likewise.
2652 * output.h: Likewise.
2653 * parameters.cc: Likewise.
2654 * plugin.cc: Likewise.
2655 * powerpc.cc: Likewise.
2656 * reduced_debug_output.cc: Likewise.
2657 * reduced_debug_output.h: Likewise.
2658 * reloc.cc: Likewise.
2659 * reloc.h: Likewise.
2660 * resolve.cc: Likewise.
2661 * script-sections.cc: Likewise.
2662 * script.cc: Likewise.
2663 * script.h: Likewise.
2664 * sparc.cc: Likewise.
2665 * symtab.cc: Likewise.
2666 * symtab.h: Likewise.
2667 * target-select.cc: Likewise.
2668 * target-select.h: Likewise.
2669 * token.h: Likewise.
2670 * workqueue.cc: Likewise.
2671 * workqueue.h: Likewise.
2672 * x86_64.cc: Likewise.
2674 2009-12-10 Doug Kwan <dougkwan@google.com>
2676 * arm.cc (attributes.h): New include.
2677 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2678 (Arm_relobj::~Arm_relobj): Delete object pointed by
2679 attributes_section_data_.
2680 (Arm_relobj::attributes_section_data): New method definition.
2681 (Arm_relobj::attributes_section_data_): New data member declaration.
2682 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2683 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2684 attributes_section_data_.
2685 (Arm_dynobj::attributes_section_data): New method definition.
2686 (Arm_dynobj::attributes_section_data_): New data member declaration.
2687 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2688 initialization value of may_use_blx_ to false.
2689 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2690 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2691 object attributes to compute results instead of hard-coding.
2692 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2693 Target_arm::get_secondary_compatible_arch,
2694 Target_arm::set_secondary_compatible_arch
2695 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2696 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2697 New method declarations.
2698 (Target_arm::get_aeabi_object_attribute): New method definition.
2699 (Target_arm::attributes_section_data_): New data member declaration.
2700 (read_arm_attributes_section): New template definition.
2701 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2702 (Arm_dynobj::do_read_symbols): Ditto.
2703 (Target_arm::do_finalize_sections): Merge attributes sections from
2704 input. Check for BLX use after attributes section merging.
2705 Fix __exidx_start and __exidx_end visibility. Create an
2706 .ARM.attributes section if necessary.
2707 (Target_arm::get_secondary_compatible_arch,
2708 Target_arm::set_secondary_compatible_arch,
2709 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2710 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2711 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2712 New method definitions.
2714 2009-12-09 Ian Lance Taylor <iant@google.com>
2716 * plugin.cc (Plugin::load): Don't cast from void* to a function
2719 2009-12-09 Ian Lance Taylor <iant@google.com>
2721 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2724 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2726 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2727 Replace two_file_shared_1.so with two_file_shared_2.so.
2728 * testsuite/Makefile.in: Regenerated.
2730 2009-12-08 Doug Kwan <dougkwan@google.com>
2732 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2733 (HFILES): Add attributes.h and int_encoding.h.
2734 * Makefile.in: Regenerate.
2735 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2736 function definitions to int_encoding.cc
2737 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2738 prototypes to int_encoding.h
2739 * reduced_debug_output.cc (int_encoding.h): New include.
2740 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2741 function definitions to int_encoding.cc
2742 (insert_into_vector, read_from_pointer): Move template definitions to
2744 * attributes.cc: New file.
2745 * attributes.h: New file.
2746 * int_encoding.cc: New file.
2747 * int_encoding.h: New file.
2749 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2752 * incremental-dump.cc (dump_incremental_inputs): New.
2753 (main): Use dump_incremental_inputs.
2755 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2758 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2759 checking elfcpp::STT_FUNC.
2760 (Target_i386::Relocate::relocate): Likewise.
2761 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2763 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2764 symbols from shared libraries into normal FUNC symbols.
2766 * symtab.h (Symbol): Add is_func and use it.
2768 2009-12-05 Doug Kwan <dougkwan@google.com>
2770 * arm.cc (Target_arm::arm_info): Initialize new fields
2771 attributes_section and attributes_vendor.
2772 * i386.cc (Target_i386::i386_info): Same.
2773 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2774 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2775 fields attributes_section and attributes_vendor.
2776 * sparc.cc (Target_sparc::sparc_info): Same.
2777 * target.h (Target::attributes_section, Target::attributes_vendor,
2778 Target::is_attributes_section, Target::attribute_arg_type,
2779 Target::attributes_order): New method definitions.
2780 (Target::Target_info::attributes_section,
2781 Target::Target_info::attributes_vendor): New fields.
2782 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2783 virtual method definitions.
2784 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2785 attributes_section and attributes_vendor.
2786 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2788 2009-12-05 Doug Kwan <dougkwan@google.com>
2790 * arm.cc: Update comments about interworking and stub generation.
2791 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2792 considered as non-PIC.
2793 (Arm_relocate_functions::base_abs): Fix formatting.
2794 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2795 of function to use GOT entry address instead of offset.
2796 (Target_arm::Scan::global): Issue an error if a symbol would need a
2797 PLT does not get one because it is untyped. Remove code to create
2798 dynamic symbols for relative branches.
2799 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2800 takes unsigned integer instead of boolean.
2802 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2804 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2805 (two_file_test_LDADD): Likewise.
2806 (common_test_1_LDADD): Likewise.
2807 (exception_test_LDADD) Likewise.
2808 (weak_test_LDADD): Likewise.
2809 (many_sections_test_LDADD): Likewise.
2810 (initpri1_LDADD): Likewise.
2811 (script_test_1_LDADD): Likewise.
2812 (script_test_2_LDADD): Likewise.
2813 (justsyms_LDADD): Likewise.
2814 (binary_test_LDADD): Likewise.
2815 (large_LDADD): Likewise.
2816 * testsuite/Makefile.in: Regenerated.
2818 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2820 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2821 (Symbol_table::override_with_special): Likewise.
2822 (Symbol_table::add_from_object): Likewise.
2824 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2826 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2827 Don't set the data_offset twice.
2829 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2831 * testsuite/Makefile.in: Regenerate.
2833 2009-12-03 Doug Kwan <dougkwan@google.com>
2835 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2836 (Target_arm::do_finalize_sections): Add parameter for symbol table
2837 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2838 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2839 parameter for symbol table pointer.
2840 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2841 an additional parameter for a pointer to symbol table.
2842 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2843 parameter for a symbol table pointer.
2844 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2845 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2847 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2848 parameter for a symbol table pointer.
2850 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2852 * incremental.cc (Incremental_inputs_header)
2853 (Incremental_inputs_header_write, Incremental_inputs_entry)
2854 (Incremental_inputs_entry_write): Move ...
2855 * incremental.h (Incremental_inputs_header)
2856 (Incremental_inputs_header_write, Incremental_inputs_entry)
2857 (Incremental_inputs_entry_write): here.
2859 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2861 * incremental.cc (make_sized_incremental_binary): Set the target.
2862 Error if it is incompatible.
2863 * output.h (Output_file): Add filename method.
2865 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2867 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2868 from the get_* methods.
2870 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2872 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2873 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2874 Write 0 for the data_offset of scripts.
2876 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2878 * testsuite/Makefile.am: Add the incremental_test.sh test.
2879 * testsuite/incremental_test.sh: New.
2880 * testsuite/incremental_test_1.c: New.
2881 * testsuite/incremental_test_2.c: New.
2883 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2885 * incremental-dump.cc (main): Fix typos.
2887 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2890 * incremental-dump.cc (main): Use llu to print 64 bit values.
2892 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2893 H.J. Lu <hongjiu.lu@intel.com>
2895 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2897 (incremental_dump_LDADD): Likewise.
2898 * Makefile.in: Regenerated.
2900 2009-11-25 Doug Kwan <dougkwan@google.com>
2904 2009-11-25 Doug Kwan <dougkwan@google.com>
2906 * arm.cc (Target_arm::Target_arm): Move method definition
2907 outside of class definition. Add code to handle
2908 --target1-rel, --target1-abs and --target2= options.
2909 (Target_arm::get_reloc_reloc_type): Change method to be
2910 non-static and const.
2911 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2912 New data member declaration.
2913 (Target_arm::Scan::local, Target_arm::Scan::global,
2914 Target_arm::Relocate::relocate,
2915 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2916 Adjust call to Target_arm::get_real_reloc_type.
2917 (Target_arm::get_real_reloc_type): Use command line options
2918 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2919 * options.h (--target1-rel, --target1-abs, --target2): New
2922 2009-11-25 Doug Kwan <dougkwan@google.com>
2924 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2925 class definition. Add code to handle --target1-rel, --target1-abs
2926 and --target2= options.
2927 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2929 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2931 (Target_arm::Scan::local, Target_arm::Scan::global,
2932 Target_arm::Relocate::relocate,
2933 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2934 call to Target_arm::get_real_reloc_type.
2935 (Target_arm::get_real_reloc_type): Use command line options to
2936 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2937 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2940 2009-11-25 Doug Kwan <dougkwan@google.com>
2942 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2943 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2944 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2946 (Arm_relocate_functions::thm_call): Replace body with a call to
2947 Arm_relocate_functions::thumb_branch_common.
2948 (Arm_relocate_functions::thm_jump24,
2949 Arm_relocate_functions::thm_xpc22): New method definitions.
2950 (Arm_relocate_functions::thumb_branch_common): New method definition.
2951 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2953 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2954 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2956 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2958 * Makefile.am: Build incremental-dump
2959 * Makefile.in: Regenerate.
2960 * incremental-dump.cc: New.
2961 * incremental.cc (Incremental_inputs_header_data,
2962 Incremental_inputs_entry_data): Move to incremental.h
2963 * incremental.h: (Incremental_inputs_header_data,
2964 Incremental_inputs_entry_data): Move from incremental.cc
2966 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2968 * incremental.cc (Incremental_inputs_header,
2969 Incremental_inputs_header_write, Incremental_inputs_entry,
2970 Incremental_inputs_entry_write): Add a typedef with the data type.
2972 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2974 * incremental.cc (Incremental_inputs_header,
2975 Incremental_inputs_header_write, Incremental_inputs_entry,
2976 Incremental_inputs_entry_write): Update comment about which
2977 type has the filed descriptions.
2979 2009-11-15 Doug Kwan <dougkwan@google.com>
2981 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2982 (Arm_relocate_functions::arm_branch_common): Change method defintion
2983 in class definition to a method declaration and update list of formal
2985 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2986 Arm_relocation_functions::jump24): Adjust call to
2987 Arm_relocate_functions::arm_branch_common. Update list of formal
2989 (Arm_relocate_functions::xpc25): New method definition.
2990 (Arm_relocate_functions::arm_branch_common): Move method defintion
2991 out from class definition. Use stubs for mode-switching and extending
2993 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2994 specially. Change code to enable use of stubs in ARM branches.
2996 2009-11-10 Doug Kwan <dougkwan@google.com>
2998 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2999 in method declaration.
3000 (Target_arm::relocate_stub): New method declaration.
3001 (Target_arm::default_target): Change to return a pointer instead of
3003 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3004 Target_arm::default_target.
3005 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3007 (Target_arm::relocate_section): Adjust view.
3008 (Target_arm::relocate_stub): New method definition.
3010 2009-11-10 Doug Kwan <dougkwan@google.com>
3012 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3014 * incremental.cc (open_incremental_binary): Initialized local
3015 variables to avoid warnings.
3016 * object.cc (make_elf_object): Ditto.
3017 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3020 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3023 * testsuite/plugin_test.c: Include "config.h".
3025 2009-11-09 Doug Kwan <dougkwan@google.com>
3027 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3028 (arm_symbol_value): Remove.
3029 (Arm_relocate_functions::arm_branch_common,
3030 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3031 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3032 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3033 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3034 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3035 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3036 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3037 Arm_relocate_functions::thm_mobw_abs_nc,
3038 Arm_relocate_functions::thm_mov_abs,
3039 Arm_relocate_functions::movw_prel_nc,
3040 Arm_relocate_functions::thm_movt_abs,
3041 Arm_relocate_functions::movt_prel,
3042 Arm_relocate_functions::thm_movw_prel_nc,
3043 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3044 (Target_arm::Relocate::relocate): Only decompose address into two
3045 parts if relocation type uses the thumb-bit and pass the actual
3046 bit instead of a flag indicating that the thumb-bit is used. Adjust
3047 calls to methods in Arm_relocate_functions for this change.
3049 2009-11-08 Ian Lance Taylor <iant@google.com>
3052 * reloc.cc: Instantiate
3053 Sized_relobj::initialize_input_to_output_maps and
3054 Sized_relobj:free_input_to_output_maps.
3056 2009-11-06 Ian Lance Taylor <iant@google.com>
3059 * defstd.cc (in_segment): Set only_if_ref true for "end".
3061 2009-11-06 Doug Kwan <dougkwan@google.com>
3063 * arm.cc (class Reloc_stub): Correct a comment.
3064 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3065 (Target_arm::scan_section_for_stubs): New method declaration.
3066 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3067 Change methods from private to protected.
3068 (Target_arm::do_may_relax): New method definition.
3069 (Target_arm::do_relax, Target_arm::group_sections,
3070 Target_arm::scan_reloc_for_stub,
3071 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3072 (Target_arm::arm_input_section_map_): New data member declaration.
3073 (Target_arm::scan_reloc_for_stub,
3074 Target_arm::scan_reloc_section_for_stubs,
3075 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3076 Target_arm::do_relax): New method definitions.
3078 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3080 * configure.ac: Check for (struct stat)::st_mtim
3081 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3082 * config.in: Regenerate.
3083 * configure: Regenerate.
3085 2009-11-05 Ian Lance Taylor <iant@google.com>
3088 * output.cc (Output_segment::add_output_section): Add missing
3091 2009-11-04 Ian Lance Taylor <iant@google.com>
3094 * object.h (class Object): Add is_needed and set_is_needed
3095 methods. Add is_needed_ field. Make bool fields into bitfields.
3096 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3097 defined in a dynamic object and referenced by a regular object,
3098 set is_needed for the dynamic object.
3099 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3100 if the file is marked with as_needed and it is not needed.
3102 2009-11-04 Ian Lance Taylor <iant@google.com>
3105 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3106 tags if data is discarded by linker script.
3107 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3108 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3109 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3110 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3112 2009-11-04 Ian Lance Taylor <iant@google.com>
3114 * layout.cc (Layout::get_output_section): Add is_interp and
3115 is_dynamic_linker_section parameters. Change all callers.
3116 (Layout::choose_output_section): Likewise.
3117 (Layout::make_output_section): Likewise.
3118 (Layout::add_output_section_data): Add is_dynamic_linker_section
3119 parameter. Change all callers.
3120 * layout.h (class Layout): Update declarations.
3121 * output.h (class Output_section): Add is_interp, set_is_interp,
3122 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3123 Add is_interp_, is_dynamic_linker_section_ fields. Change
3124 generate_code_fills_at_write_ to a bitfield.
3125 * output.cc (Output_section::Output_sections): Initialize new
3127 (Output_segment::add_output_section): Add do_sort parameter.
3130 2009-11-03 Ian Lance Taylor <iant@google.com>
3133 * options.h (class General_options): Add --warn-common.
3134 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3135 merging two common symbols.
3136 (Symbol_table::should_override): Handle --warn-common when merging
3137 a common symbol with a defined symbol. Use report_resolve_problem
3138 for multiple definitions.
3139 (Symbol_table::report_resolve_problem): New function.
3140 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3142 2009-11-03 Doug Kwan <dougkwan@google.com>
3144 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3146 (Target_arm::stub_factory): New method definition.
3147 (Target_arm::new_arm_input_section,
3148 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3149 Target_arm::reloc_uses_thumb_bit): New method declarations.
3150 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3151 New type definitions.
3152 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3153 member declarations.
3154 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3155 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3156 New method definitions.
3158 2009-11-03 Ian Lance Taylor <iant@google.com>
3160 * options.h (class General_options): Add --warn_constructors.
3162 2009-11-03 Ian Lance Taylor <iant@google.com>
3165 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3166 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3168 2009-11-03 Ian Lance Taylor <iant@google.com>
3171 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3172 --msgid-bugs-address.
3173 (install-pdf): New target.
3174 (install-data_yes): Look up one directory to find mkinstalldirs.
3176 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3178 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3181 2009-10-30 Doug Kwan <dougkwan@google.com>
3183 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3185 2009-10-30 Doug Kwan <dougkwan@google.com>
3187 * arm.cc (Stub_addend_reader): New struct template definition
3188 and partial specializations.
3189 (Stub_addend_reader::operator()): New method definition for a
3190 partially specialized template.
3192 2009-10-30 Doug Kwan <dougkwan@google.com>
3194 * arm.cc (Arm_relobj::processor_specific_flags): New method
3196 (Arm_relobj::do_read_symbols): New method declaration.
3197 (Arm_relobj::processor_specific_flags_): New data member declaration.
3198 (Arm_dynobj): New class definition.
3199 (Target_arm::do_finalize_sections): Add input_objects parameter.
3200 (Target_arm::do_adjust_elf_header): New method declaration.
3201 (Target_arm::are_eabi_versions_compatible,
3202 (Target_arm::merge_processor_specific_flags): New method declaration.
3203 (Target_arm::do_make_elf_object): New overloaded method definitions
3205 (Arm_relobj::do_read_symbols): New method definition.
3206 (Arm_dynobj::do_read_symbols): Ditto.
3207 (Target_arm::do_finalize_sections): Add input_objects parameters.
3208 Merge processor-specific flags from all input objects.
3209 (Target_arm::are_eabi_versions_compatible,
3210 Target_arm::merge_processor_specific_flags,
3211 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3212 New method definitions.
3213 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3214 Input_objects pointer type parameter.
3215 * layout.cc (Layout::finalize): Pass input objects to target's.
3216 finalize_sections function.
3217 * output.cc (Output_file_header::do_sized_write): Set ELF file
3218 header's processor-specific flags.
3219 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3220 Input_objects pointer type parameter.
3221 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3222 * target.h (Input_objects): New forward class declaration.
3223 (Target::processor_specific_flags,
3224 Target::are_processor_specific_flags_sect): New method definitions.
3225 (Target::finalize_sections): Add input_objects parameter.
3226 (Target::Target): Initialize processor_specific_flags_ and
3227 are_processor_specific_flags_set_.
3228 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3230 (Target::set_processor_specific_flags): New method definition.
3231 (Target::processor_specific_flags_,
3232 Target::are_processor_specific_flags_set_): New data member
3234 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3235 Input_objects pointer type parameter.
3237 2009-10-30 Doug Kwan <dougkwan@google.com>
3239 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3241 2009-10-28 Ian Lance Taylor <iant@google.com>
3243 * object.h (class Relobj): Drop options parameter from
3244 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3245 do_scan_relocs, do_relocate. Change all callers.
3246 (class Sized_relobj): Drop options parameters from
3247 do_gc_process_relocs, do_scan_relocs, do_relocate,
3248 do_relocate_sections, relocate_sections, emit_relocs_scan,
3249 emit_relocs_scan_reltype. Change all callers.
3250 (struct Relocate_info): Remove options field and all references to
3252 * reloc.h (class Read_relocs): Remove options constructor
3253 parameter and options_ field. Change all callers.
3254 (class Gc_process_relocs, class Scan_relocs): Likewise.
3255 (class Relocate_task): Likewise.
3256 * target-reloc.h (scan_relocs): Remove options parameter. Change
3258 (scan_relocatable_relocs): Likewise.
3259 * target.h (class Sized_target): Remove options parameter from
3260 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3262 * gc.h (gc_process_relocs): Remove options parameter. Change all
3264 * arm.cc: Update functions to remove options parameters.
3265 * i386.cc: Likewise.
3266 * powerpc.cc: Likewise.
3267 * sparc.cc: Likewise.
3268 * x86_64.cc: Likewise.
3269 * testsuite/testfile.cc: Likewise.
3271 2009-10-28 Doug Kwan <dougkwan@google.com>
3273 * arm.cc (Arm_relobj): New class definition.
3274 (Arm_relobj::scan_sections_for_stubs,
3275 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3276 New method definitions.
3278 2009-10-28 Cary Coutant <ccoutant@google.com>
3280 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3281 (Plugin::cleanup_done_): New member.
3282 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3283 (Plugin_manager::cleanup_done_): Remove.
3284 (Plugin_manager::add_input_file): Edit error message.
3285 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3286 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3288 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3290 * fileread.cc: (File_read::View::~View): Use the new
3291 data_ownership_ filed.
3292 (File_read::~File_read): Dispose the new whole_file_view_.
3293 (File_read::open): Mmap the whole file if needed.
3294 (File_read::open): Use whole_file_view_ instead of contents_.
3295 (File_read::find_view): Use whole_file_view_ if applicable.
3296 (File_read::do_read): Use whole_file_view_ instead of contents_.
3297 (File_read::make_view): Use whole_file_view_ instead of contents_,
3298 update File_read::View::View call.
3299 (File_read::find_or_make_view): Update File_read::View::View
3301 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3303 (File_read::View::Data_ownership): New enum.
3304 (File_read::View::View): Replace bool mapped_ with Data_ownership
3306 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3307 (File_read::View::data_ownership_): New field.
3308 (File_read::contents_): Remove (replaced by whole_file_view_).
3309 (File_read::whole_file_view_): New field.
3310 * options.h (class General_options): Add --keep-files-mapped.
3312 2009-10-27 Cary Coutant <ccoutant@google.com>
3314 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3315 * testsuite/Makefile.am (plugin_test_5): New test case.
3316 * testsuite/Makefile.in: Regenerate.
3318 2009-10-25 Doug Kwan <dougkwan@google.com>
3320 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3321 from private to protected to allow access by child class.
3322 (Sized_relobj::do_relocate_sections): New method declaration.
3323 (Sized_relobj::relocate_sections): Virtualize.
3324 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3325 Sized_relobj::relocate_sections. Instantiate template explicitly
3326 for different target sizes and endianity.
3328 2009-10-24 Doug Kwan <dougkwan@google.com>
3330 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3331 (Arm_input_section::as_arm_input_section): New method.
3332 (Arm_output_section): New class definition.
3333 (Arm_output_section::create_stub_group,
3334 Arm_output_section::group_sections): New method definitions.
3336 2009-10-22 Doug Kwan <dougkwan@google.com>
3338 * arm.cc (Arm_input_section): New class definition.
3339 (Arm_input_section::init, Arm_input_section:do_write,
3340 Arm_input_section::set_final_data_size,
3341 Arm_input_section::do_reset_address_and_file_offset): New method
3344 2009-10-21 Doug Kwan <dougkwan@google.com>
3346 * arm.cc (Stub_table, Arm_input_section): New forward class
3348 (Stub_table): New class defintion.
3349 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3350 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3351 New method definition.
3353 2009-10-21 Doug Kwan <dougkwan@google.com>
3355 * arm.cc: Update copyright comments.
3356 (Target_arm): New forward class template declaration.
3357 (Arm_address): New type.
3358 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3359 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3360 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3362 (Insn_template): Same.
3363 (DEF_STUBS): New macro.
3364 (Stub_type): New enum type.
3365 (Stub_template): New class definition.
3368 (Stub_factory): Same.
3369 (Target_arm::Target_arm): Initialize may_use_blx_ and
3370 should_force_pic_veneer_.
3371 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3372 Target_arm::should_force_pic_veneer,
3373 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3374 Target_arm::using_thumb_only, Target_arm:;default_target): New
3376 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3377 New data member declarations.
3378 (Insn_template::size, Insn_template::alignment): New method defintions.
3379 (Stub_template::Stub_template): New method definition.
3380 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3381 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3382 (Stub_factory::Stub_factory): New method definition.
3383 * gold.h (string_hash): New template.
3384 * output.h (Input_section_specifier::hash_value): Use
3386 (Input_section_specifier::string_hash): Remove.
3387 * stringpool.cc (Stringpool_template::string_hash): Use
3390 2009-10-20 Doug Kwan <dougkwan@google.com>
3392 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3393 symbols of relaxed input sections.
3394 * output.h (Output_section::find_relaxed_input_section): Make
3397 2009-10-16 Doug Kwan <dougkwan@google.com>
3399 * dynobj.cc (Versions::Versions): Initialize version_script_.
3400 Only insert base version symbol definition for a shared object
3401 if version script defines any version versions.
3402 (Versions::define_base_version): New method definition.
3403 (Versions::add_def): Check that base version is not needed.
3404 (Versions::add_need): Define base version lazily.
3405 * dynobj.h (Versions::define_base_version): New method declaration.
3406 (Versions::needs_base_version_): New data member declaration.
3407 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3408 (check_DATA): Add no_version_test.stdout.
3409 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3411 * testsuite/Makefile.in: Regenerate.
3412 * testsuite/no_version_test.c: New file.
3413 * testsuite/no_version_test.sh: Ditto.
3415 2009-10-16 Doug Kwan <dougkwan@google.com>
3417 * expression.cc (class Segment_start_expression): New class definition.
3418 (Segment_start_expression::value): New method definition.
3419 (script_exp_function_segment_start): Return a new
3420 Segment_start_expression.
3421 * gold/script-c.h (script_saw_segment_start_expression): New function
3423 * script-sections.cc (Script_sections::Script_sections): Initialize
3424 SAW_SEGMENT_START_EXPRESSION_ to false.
3425 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3426 and -Tbbs options to specify section addresses if given in
3427 command line and no SEGMENT_START expression is seen in a script.
3428 * script-sections.h (Script_sections::saw_segment_start_expression,
3429 Script_sections::set_saw_segment_start_expression): New method
3431 (Script_sections::saw_segment_start_expression_): New data member
3433 * script.cc (script_saw_segment_start_expression): New function.
3434 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3435 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3436 script_test_7.sh and script_test_8.sh.
3437 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3438 script_test_8.stdout.
3439 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3440 (script_test_6, script_test_6.stdout, script_test_7,
3441 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3442 * Makefile.in: Regenerate.
3443 * testsuite/script_test_6.sh: New file.
3444 * testsuite/script_test_6.t: Same.
3445 * testsuite/script_test_7.sh: Same.
3446 * testsuite/script_test_7.t: Same.
3447 * testsuite/script_test_8.sh: Same.
3449 2009-10-16 Doug Kwan <dougkwan@google.com>
3451 * output.cc (Output_segment::set_section_list_address): Cast
3452 expressions to unsigned long long type to avoid format warnings.
3454 2009-10-15 Ian Lance Taylor <iant@google.com>
3456 * script.cc (Script_options::add_symbol_assignment): Always add a
3457 dot assignment to script_sections_.
3458 * script-sections.cc (Script_sections::add_dot_assignment):
3459 Initialize if necessary.
3461 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3462 program headers with no load segment if there is a linker script.
3464 * layout.cc (Layout::set_segment_offsets): Align the file offset
3465 to the segment aligment for -N or -n with no load segment.
3466 * output.cc (Output_segment::add_output_section): Don't crash if
3467 the first section is a TLS section.
3468 (Output_segment::set_section_list_addresses): Print an error
3469 message if the address moves backward in a linker script.
3470 * script-sections.cc
3471 (Output_section_element_input::set_section_addresses): Don't
3472 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3473 (Orphan_output_section::set_section_addresses): Likewise.
3475 2009-10-15 Doug Kwan <dougkwan@google.com>
3477 * layout.cc (Layout::finish_dynamic_section): Generate tags
3478 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3479 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3480 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3482 2009-10-14 Ian Lance Taylor <iant@google.com>
3484 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3486 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3487 data_shdr fields of relinfo.
3488 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3489 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3490 R_386_TLS_LDO_32, adjust based on section flags.
3491 (Target_i386::Relocate::fix_up_ldo): Remove.
3493 2009-10-13 Ian Lance Taylor <iant@google.com>
3495 Add support for -pie.
3496 * options.h (class General_options): Add -pie and
3498 (General_options::output_is_position_independent): Test -pie.
3499 (General_options::output_is_executable): Return true if not shared
3500 and not relocatable.
3501 (General_options::output_is_pie): Remove.
3502 * options.cc (General_options::finalize): Reject incompatible uses
3504 * gold.cc (queue_middle_tasks): A -pie link is not static.
3505 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3506 * symtab.cc (Symbol::final_value_is_known): Return false if
3507 output_is_position_independent.
3508 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3509 output_is_position_independent.
3510 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3511 output_is_position_independent.
3512 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3513 output_is_position_independent.
3514 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3516 (basic_pie_test.o, basic_pie_test): New targets.
3517 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3518 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3519 (two_file_pie_test): New target.
3520 * testsuite/Makefile.in: Rebuild.
3521 * README: Remove note saying that -pie is not supported.
3523 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3525 * options.h (class General_options): Add -init and -fini.
3526 * layout.cc (Layout::finish_dynamic_section): Emit
3527 given init and fini functions.
3529 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3531 * gc.h (gc_process_relocs): Check if icf is enabled using new
3533 * gold.cc (queue_initial_tasks): Likewise.
3534 (queue_middle_tasks): Likewise.
3535 * object.cc (do_layout): Likewise.
3536 * symtab.cc (is_section_folded): Likewise.
3537 * main.cc (main): Likewise.
3538 * reloc.cc (Read_relocs::run): Likewise.
3539 (Sized_relobj::do_scan_relocs): Likewise.
3540 * icf.cc (is_function_ctor_or_dtor): New function.
3541 (Icf::find_identical_sections): Check if function is ctor or dtor when
3543 * options.h (General_options::icf): Change option to be an enum.
3544 (Icf_status): New enum.
3545 (icf_enabled): New method.
3546 (icf_safe_folding): New method.
3547 (set_icf_status): New method.
3548 (icf_status_): New variable.
3549 * (options.cc) (General_options::finalize): Set icf_status_.
3550 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3551 icf_test and icf_keep_unique_test to use the --icf enum flag.
3552 * testsuite/icf_safe_test.sh: New file.
3553 * testsuite/icf_safe_test.cc: New file.
3555 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3557 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3558 includes to gc.h and icf.h.
3559 * arm.cc: Include gc.h.
3560 * gold.cc: Likewise.
3561 * i386.cc: Likewise.
3562 * powerpc.cc: Likewise.
3563 * sparc.cc: Likewise.
3564 * x86_64.cc: Likewise.
3565 * gc.h: Include icf.h.
3567 2009-10-11 Ian Lance Taylor <iant@google.com>
3569 * plugin.cc: Include "gold.h" before other header files.
3571 2009-10-10 Chris Demetriou <cgd@google.com>
3573 * options.h (Input_file_argument::Input_file_type): New enum.
3574 (Input_file_argument::is_lib_): Replace with...
3575 (Input_file_argument::type_): New member.
3576 (Input_file_argument::Input_file_argument): Take Input_file_type
3577 'type' rather than boolean 'is_lib' as second argument.
3578 (Input_file_argument::is_lib): Use type_.
3579 (Input_file_argument::is_searched_file): New function.
3580 (Input_file_argument::may_need_search): Handle is_searched_file.
3581 * options.cc (General_options::parse_library): Support -l:filename.
3582 (General_options::parse_just_symbols): Update for Input_file_argument
3584 (Command_line::process): Likewise.
3585 * archive.cc (Archive::get_file_and_offset): Likewise.
3586 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3587 * script.cc (read_script_file, script_add_file): Likewise.
3588 * fileread.cc (Input_file::Input_file): Likewise.
3589 (Input_file::will_search_for): Handle is_searched_file.
3590 (Input_file::open): Likewise.
3591 * readsyms.cc (Read_symbols::get_name): Likewise.
3592 * testsuite/Makefile.am (searched_file_test): New test.
3593 * testsuite/Makefile.in: Regenerate.
3594 * testsuite/searched_file_test.cc: New file.
3595 * testsuite/searched_file_test_lib.cc: New file.
3597 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3598 Ian Lance Taylor <iant@google.com>
3600 * descriptor.cc: Include <cstdio> and "binary-io.h".
3601 (Descriptors::open): Open the files in binary mode always.
3602 * script.cc (Lex::get_token): Treat \r as whitespace.
3604 2009-10-09 Ian Lance Taylor <iant@google.com>
3606 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3608 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3609 Ian Lance Taylor <iant@google.com>
3611 * configure.ac: Check for readv function also.
3612 * fileread.cc (readv): Define if not HAVE_READV.
3613 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3615 * config.in: Regenerate.
3616 * configure: Regenerate.
3618 2009-10-09 Doug Kwan <dougkwan@google.com>
3620 * layout.cc (Layout::make_output_section): Call target hook to make
3621 ordinary output section.
3622 (Layout::finalize): Adjust parameter list of call the
3623 Target::may_relax().
3624 * layout.h (class Layout::section_list): New method.
3625 * merge.h (Output_merge_base::entsize): Change visibility to public.
3626 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3628 (Output_merge_string::do_is_string): New method.
3629 * object.cc (Sized_relobj::do_setup): renamed from
3630 Sized_relobj::set_up.
3631 * object.h (Sized_relobj::adjust_shndx,
3632 Sized_relobj::initializ_input_to_output_maps,
3633 Sized_relobj::free_input_to_output_maps): Change visibilities to
3635 (Sized_relobj::setup): Virtualize.
3636 (Sized_relobj::do_setup): New method declaration.
3637 (Sized_relobj::invalidate_section_offset,
3638 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3639 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3640 * options.cc (parse_int): New function.
3641 * options.h (parse_int): New declaration.
3642 (DEFINE_int): New macro.
3643 (stub_group_size): New option.
3644 * output.cc (Output_section::Output_section): Initialize memebers
3645 merge_section_map_, merge_section_by_properties_map_,
3646 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3647 (Output_section::add_input_section): Handled deferred code-fill
3648 generation and remove an old comment.
3649 (Output_section::add_relaxed_input_section): New method definition.
3650 (Output_section::add_merge_input_section): Use merge section by
3651 properties map to speed to search. Update merge section maps
3653 (Output_section::build_relaxation_map): New method definition.
3654 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3656 (Output_section::relax_input_section): Renamed to
3657 Output_section::convert_input_sections_to_relaxed_sections and change
3658 interface to take a vector of pointers to relaxed sections.
3659 (Output_section::find_merge_section,
3660 Output_section::find_relaxed_input_section): New method definitions.
3661 (Output_section::is_input_address_mapped,
3662 Output_section::output_offset, Output_section::output_address):
3663 Use output section data maps to speed up searching.
3664 (Output_section::find_starting_output_address): Add comments.
3665 (Output_section::do_write,
3666 Output_section::write_to_postprocessing_buffer): Do code-fill
3667 generation as appropriate.
3668 (Output_section::get_input_sections): Invalidate relaxed input section
3670 (Output_section::restore_states): Adjust type of checkpoint .
3671 Invalidate relaxed input section map.
3672 * output.h (Output_merge_base): New class declaration.
3673 (Input_section_specifier): New class defintion.
3674 (class Output_relaxed_input_section) Change base class to
3675 Output_section_data_build.
3676 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3677 base class initializer.
3678 (Output_section::add_relaxed_input_section): New method declaration.
3679 (Output_section::Input_section): Change visibility to protected.
3680 (Output_section::Input_section::relobj,
3681 Output_section::Input_section::shndx): Handle relaxed input sections.
3682 Output_section::input_sections) Change visibility to protected. Also
3683 define overload to return a non-const pointer.
3684 (Output_section::Merge_section_properties): New class defintion.
3685 (Output_section::Merge_section_by_properties_map,
3686 Output_section::Output_section_data_by_input_section_map,
3687 Output_section::Relaxation_map): New types.
3688 (Output_section::relax_input_section): Rename method to
3689 Output_section::convert_input_sections_to_relaxed_sections and change
3690 interface to take a vector of relaxed section pointers.
3691 (Output_section::find_merge_section,
3692 Output_section::find_relaxed_input_section,
3693 Output_section::build_relaxation_map,
3694 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3695 New method declarations.
3696 (Output_section::merge_section_map_
3697 Output_section::merge_section_by_properties_map_,
3698 Output_section::relaxed_input_section_map_,
3699 Output_section::is_relaxed_input_section_map_valid_,
3700 Output_section::generate_code_fills_at_write_): New data members.
3701 * script-sections.cc
3702 (Output_section_element_input::set_section_addresses): Call
3703 current_data_size and addralign methods of relaxed input sections.
3704 (Orphan_output_section::set_section_addresses): Call current_data_size
3705 and addralign methods of relaxed input sections.
3706 * symtab.cc (Symbol_table::compute_final_value): Extract template
3707 from the body of Symbol_table::sized_finalize_symbol.
3708 (Symbol_table::sized_finalized_symbol): Call
3709 Symbol_table::compute_final_value.
3710 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3711 (Symbol_table::compute_final_value): New templated method declaration.
3712 * target.cc (Target::do_make_output_section): New method defintion.
3713 * target.h (Target::make_output_section): New method declaration.
3714 (Target::relax): Add more parameters for input objects, symbol table
3715 and layout. Adjust call to do_relax.
3716 (Target::do_make_output_section): New method declaration.
3717 (Target::do_relax): Add parameters for input objects, symbol table
3720 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3722 * pread.c: Include stdio.h.
3724 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3726 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3729 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3731 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3732 Change read_shndx type to unsigned int.
3733 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3735 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3736 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3737 Change read_shndx type to unsigned int.
3738 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3740 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3741 * layout.cc (Layout::create_symtab_sections): Cast the result of
3742 local_symcount * symsize to off_t in the gold_assert.
3744 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3746 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3747 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3749 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3750 (Arm_relocate_functions::thm_abs5): New function.
3751 (Arm_relocate_functions::abs12): New function.
3752 (Arm_relocate_functions::abs16): New function.
3753 (Arm_relocate_functions::base_abs): New function.
3754 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3755 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3756 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3758 (Scan::global): Likewise.
3759 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3760 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3761 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3762 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3765 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3767 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3768 (Arm_relocate_functions::movt_prel): New function.
3769 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3770 (Arm_relocate_functions::thm_movt_prel): New function.
3771 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3772 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3773 (Scan::global, Relocate::relocate): Likewise.
3774 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3776 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3778 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3779 Incremental_checker.
3780 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3782 (class Incremental_inputs_header): New class.
3783 (Incremental_inputs_header_writer): Edit comment.
3784 (Incremental_inputs_entry): New class.
3785 (Incremental_inputs_entry_writer): Edit comment.
3786 (Sized_incremental_binary::do_find_incremental_inputs_section):
3787 Add *strtab_shndx parameter, fill it.
3788 (Sized_incremental_binary::do_check_inputs): New method.
3789 (Incremental_checker::can_incrementally_link_output_file): Use
3790 Sized_incremental_binary::check_inputs.
3791 (Incremental_inputs::report_command_line): Save command line in
3794 (Incremental_binary::find_incremental_inputs_section): New
3796 (Incremental_binary::do_find_incremental_inputs_section): Add
3797 strtab_shndx parameter.
3798 (Incremental_binary::do_check_inputs): New pure virtual method.
3799 (Sized_incremental_binary::do_check_inputs): Declare.
3800 (Incremental_checker::Incremental_checker): Add incremental_inputs
3801 parameter, use it to initialize incremental_inputs_.
3802 (Incremental_checker::incremental_inputs_): New field.
3803 (Incremental_checker::command_line): New method.
3804 (Incremental_checker::inputs): New method.
3805 (Incremental_checker::command_line_): New field.
3807 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3809 * incremental.cc: Include <cstdarg> and "target-select.h".
3810 (vexplain_no_incremental): New function.
3811 (explain_no_incremental): New function.
3812 (Incremental_binary::error): New method.
3813 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3815 (make_sized_incremental_binary): New function.
3816 (open_incremental_binary): New function.
3817 (can_incrementally_link_file): Add checks if output is ELF and has
3819 * incremental.h: Include "elfcpp_file.h" and "output.h".
3820 (Incremental_binary): New class.
3821 (Sized_incremental_binary): New class.
3822 (open_incremental_binary): Declare.
3823 * object.cc (is_elf_object): Use
3824 elfcpp::Elf_recognizer::is_elf_file.
3825 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3826 * output.h (Output_file::filesize): New method.
3828 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3830 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3832 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3833 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3835 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3837 (Arm_relocate_functions::movw_abs_nc): New function.
3838 (Arm_relocate_functions::movt_abs): New function.
3839 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3840 (Arm_relocate_functions::thm_movt_abs): New function.
3841 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3842 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3843 (Scan::global): Likewise.
3844 (Relocate::relocate): Likewise.
3845 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3847 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3849 * arm.cc (Arm_relocate_functions::got_prel) New function.
3850 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3851 (Relocate::relocate): Likewise.
3852 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3854 2009-10-06 Ian Lance Taylor <iant@google.com>
3856 * options.h (class General_options): Define
3857 split_stack_adjust_size parameter.
3858 * object.h (class Object): Add uses_split_stack_ and
3859 has_no_split_stack_ fields. Add uses_split_stack and
3860 has_no_split_stack accessor functions. Declare
3861 handle_split_stack_section.
3862 (class Reloc_symbol_changes): Define.
3863 (class Sized_relobj): Define Function_offsets. Declare
3864 split_stack_adjust, split_stack_adjust_reltype, and
3866 * object.cc (Object::handle_split_stack_section): New function.
3867 (Sized_relobj::do_layout): Call handle_split_stack_section.
3868 * dynobj.cc (Sized_dynobj::do_layout): Call
3869 handle_split_stack_section.
3870 * reloc.cc (Sized_relobj::relocate_sections): Call
3871 split_stack_adjust for executable sections in split_stack
3872 objects. Pass reloc_map to relocate_section.
3873 (Sized_relobj::split_stack_adjust): New function.
3874 (Sized_relobj::split_stack_adjust_reltype): New function.
3875 (Sized_relobj::find_functions): New function.
3876 * target-reloc.h: Include "object.h".
3877 (relocate_section): Add reloc_symbol_changes parameter. Change
3879 * target.h (class Target): Add calls_non_split method. Declare
3880 do_calls_non_split virtual method. Declare match_view and
3882 * target.cc: Include "elfcpp.h".
3883 (Target::do_calls_non_split): New function.
3884 (Target::match_view): New function.
3885 (Target::set_view_to_nop): New function.
3886 * gold.cc (queue_middle_tasks): Give an error if mixing
3887 split-stack and non-split-stack objects with -r.
3888 * i386.cc (Target_i386::relocate_section): Add
3889 reloc_symbol_changes parameter.
3890 (Target_i386::do_calls_non_split): New function.
3891 * x86_64.cc (Target_x86_64::relocate_section): Add
3892 reloc_symbol_changes parameter.
3893 (Target_x86_64::do_calls_non_split): New function.
3894 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3896 * powerpc.cc (Target_powerpc::relocate_section): Add
3897 reloc_symbol_changes parameter.
3898 * sparc.cc (Target_sparc::relocate_section): Add
3899 reloc_symbol_changes parameter.
3900 * configure.ac: Call AM_CONDITIONAL for the default target.
3901 * configure: Rebuild.
3902 * testsuite/Makefile.am (TEST_AS): New variable.
3903 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3904 (check_DATA): Add split_i386 and split_x86_64 files.
3905 (SPLIT_DEFSYMS): Define.
3906 (split_i386_[1234n].o): New targets.
3907 (split_i386_[124]): New targets.
3908 (split_i386_[1234r].stdout): New targets.
3909 (split_x86_64_[1234n].o): New targets.
3910 (split_x86_64_[124]): New targets.
3911 (split_x86_64_[1234r].stdout): New targets.
3912 (MOSTLYCLEANFILES): Add new executables.
3913 * testsuite/split_i386.sh: New file.
3914 * testsuite/split_x86_64.sh: New file.
3915 * testsuite/split_i386_1.s: New file.
3916 * testsuite/split_i386_2.s: New file.
3917 * testsuite/split_i386_3.s: New file.
3918 * testsuite/split_i386_4.s: New file.
3919 * testsuite/split_i386_n.s: New file.
3920 * testsuite/split_x86_64_1.s: New file.
3921 * testsuite/split_x86_64_2.s: New file.
3922 * testsuite/split_x86_64_3.s: New file.
3923 * testsuite/split_x86_64_4.s: New file.
3924 * testsuite/split_x86_64_n.s: New file.
3925 * testsuite/testfile.cc (Target_test): Update relocation_section
3927 * testsuite/Makefile.in: Rebuild.
3929 2009-10-06 Ian Lance Taylor <iant@google.com>
3931 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3932 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3933 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3934 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3935 the address on ldo_addrs_.
3936 (Target_i386::Relocate::fix_up_ldo): New function.
3938 2009-10-06 Rafael Espindola <espindola@google.com>
3940 * plugin.cc (add_input_library): New.
3941 (Plugin::load): Add add_input_library to tv.
3942 (Plugin_manager::add_input_file): Add the is_lib argument.
3943 (add_input_file): Update call to Plugin_manager::add_input_file.
3944 (add_input_library): New.
3945 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3947 2009-09-30 Doug Kwan <dougkwan@google.com>
3949 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3950 symbol and call Symbol::may_need_copy_reloc to determine if
3951 a copy reloc is needed.
3952 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3953 nocopyreloc is given in command line.
3954 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3955 given in command line.
3956 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3957 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3958 of the removed Target_i386::may_need_copy_reloc.
3959 * options.h (copyreloc): New option with default value false.
3960 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3961 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3962 instead of the removed Target_powerpc::may_need_copy_reloc.
3963 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3964 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3965 instead of the removed Target_sparc::may_need_copy_reloc.
3966 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3967 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3968 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3969 instead of the removed Target_x86_64::may_need_copy_reloc.
3971 2009-09-30 Ian Lance Taylor <iant@google.com>
3973 * object.h (class Object): Remove target_ field, and target,
3974 sized_target, and set_target methods.
3975 (Object::sized_target): Remove.
3976 (class Sized_relobj): Update declarations. Remove sized_target.
3977 * object.cc (Sized_relobj::setup): Remove target parameter.
3979 (Input_objects::add_object): Don't do anything with the target.
3980 (make_elf_sized_object): Add punconfigured parameter. Change all
3981 callers. Set or test parameter target.
3982 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3984 * parameters.cc (Parameters::set_target): Change parameter type to
3986 (Parameters::default_target): Remove.
3987 (set_parameters_target): Change parameter type to be non-const.
3988 (parameters_force_valid_target): New function.
3989 (parameters_clear_target): New function.
3990 * parameters.h (class Parameters): Update declarations. Remove
3991 default_target method. Add sized_target and clear_target
3992 methods. Change target_ to be non-const.
3993 (set_parameters_target): Update declaration.
3994 (parameters_force_valid_target): Declare.
3995 (parameters_clear_target): Declare.
3996 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3997 as NULL if we aren't searching.
3998 (Add_symbols::run): Don't check for compatible target.
3999 * fileread.cc (Input_file::open_binary): Call
4000 parameters_force_valid_target.
4001 * gold.cc (queue_middle_tasks): Likewise.
4002 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4003 set_target on object.
4004 * dynobj.h (class Sized_dynobj): Update declarations.
4005 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4006 make_elf_object returns NULL.
4007 (Archive::include_member): Don't check whether object target is
4009 * output.cc (Output_section::add_input_section): Get target from
4011 (Output_section::relax_input_section): Likewise.
4012 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4014 (Sized_relobj::do_scan_relocs): Likewise.
4015 (Sized_relobj::relocate_sections): Likewise.
4016 * resolve.cc (Symbol_table::resolve): Likewise.
4017 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4018 parameter. Change all callers.
4019 (Symbol_table::add_from_object): Get target from parameters.
4020 (Symbol_table::add_from_relobj): Don't check object target.
4021 (Symbol_table::add_from_dynobj): Likewise.
4022 (Symbol_table::define_special_symbol): Get target from
4024 * symtab.h (class Symbol_table): Update declaration.
4025 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4026 parameter. Change all callers. Clear parameter target.
4027 (Binary_test): Test target here.
4028 * testsuite/object_unittest.cc (gold_testsuite): Remove
4029 target_test_pointer parameter. Change all callers.
4030 (Object_test): Test target here.
4032 2009-09-26 Ian Lance Taylor <iant@google.com>
4034 * testsuite/initpri1.c: Don't try to use constructor priorities if
4035 compiling with gcc before 4.3.
4037 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4039 * testsuite/retain_symbols_file_test.sh (check_present): Change
4040 output file name to retain_symbols_file_test.stdout.
4041 (check_absent): Likewise.
4043 2009-09-18 Craig Silverstein <csilvers@google.com>
4045 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4046 * options.cc: Include <cerrno> and <fstream>.
4047 (General_options::finalize): Parse -retain-symbols-file tag.
4048 * options.h: New flag.
4049 (General_options): New method should_retain_symbol, new
4050 variable symbols_to_retain.
4051 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4052 should_retain_symbol map.
4053 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4054 * testsuite/Makefile.in: Regenerate.
4055 * testsuite/retain_symbols_file_test.sh: New file.
4057 2009-09-18 Nick Clifton <nickc@redhat.com>
4059 * po/es.po: Updated Spanish translation.
4061 2009-09-17 Doug Kwan <dougkwan@google.com>
4063 * debug.h (DEBUG_RELAXATION): New constant.
4064 (DEBUG_ALL): Add DEBUG_RELAXATION.
4065 (debug_string_to_enum): Add relaxation debug option.
4067 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4068 Layout::Relaxation_debug_check::read_sections,
4069 Layout::Relaxation_debug_check::read_sections): New method definitions.
4070 (Layout::Layout): Initialize data members
4071 record_output_section_data_from_scrips_,
4072 script_output_section_data_list_ and relaxation_debug_check_.
4073 (Layout::save_segments, Layout::restore_segments,
4074 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4075 Layout::relaxation_loop_body): New method definitions.
4076 (Layout::finalize): Support relaxation. Move section layout code to
4077 Layout::relaxation_loop_body.
4078 (Layout::set_asection_address_from_script): Move code for orphan
4079 section placement out.
4080 (Layout::place_orphan_sections_in_script): New method definition.
4081 * layout.h (Output_segment_headers, Output_file_header):
4082 New forward class declarations.
4083 (Layout::~Layout): Define.
4084 (Layout::new_output_section_data_from_script): New method definition.
4085 (Layout::place_orphan_sections_in_script): New method declaration.
4086 (Layout::Segment_states): New type declaration.
4087 (Layout::save_segments, Layout::restore_segments,
4088 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4089 Layout::relaxation_loop_body): New method declarations.
4090 (Layout::Output_section_data_list): New type declaration.
4091 (Layout::Relaxation_debug_check): New class definition.
4092 (Layout::record_output_section_data_from_script_,
4093 Layout::script_output_section_data_list_, Layout::segment_states_,
4094 Layout::relaxation_debug_check_): New data members.
4095 * output.cc: (Output_section_headers::do_size): New method definition.
4096 (Output_section_headers::Output_section_headers): Move size
4097 computation to Output_section_headers::do_size.
4098 (Output_segment_headers::do_size): New method definition.
4099 (Output_file_header::Output_file_header): Move size computation to
4100 Output_file_header::do_size and call it.
4101 (Output_file_header::do_size): New method definition.
4102 (Output_data_group::Output_data_group): Adjust call to
4103 Output_section_data.
4104 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4105 (Output_symtab_xindex::do_write): Add array bound check.
4106 (Output_section::Input_section::print_to_mapfile): Handle
4107 RELAXED_INPUT_SECTION_CODE.
4108 (Output_section::Output_section): Initialize data member checkpoint_.
4109 (Output_section::~Output_section): Delete checkpoint object pointed
4111 (Output_section::add_input_section): Always add an Input_section if
4113 (Output_section::add_merge_input_section): Add assert.
4114 (Output_section::relax_input_section): New method definition.
4115 (Output_section::set_final_data_size): Set load address to zero for
4116 an unallocated section.
4117 (Output_section::do_address_and_file_offset_have_reset_values):
4118 New method definition.
4119 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4120 Handle relaxed input section.
4121 (Output_section::sort_attached_input_sections): Checkpoint input
4122 section list lazily.
4123 (Output_section::get_input_sections): Change type of input_sections to
4124 list of Simple_input_section pointers. Checkpoint input section list
4125 lazily. Also handle relaxed input sections.
4126 (Output_section::add_input_section_for_script): Take a reference to
4127 a Simple_input_section object instead of Relobj pointer and section
4128 index as parameter. Handle relaxed input sections.
4129 (Output_section::save_states, Output_section::restore_states): New
4131 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4132 (Output_data::is_data_size_fixed): New method definition.
4133 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4135 (Output_data::address_and_file_offset_have_reset_values): New method
4137 (Output_data::do_address_and_file_offset_have_reset_values): New method
4139 (Output_data::set_data_size): Check that data size is not fixed.
4140 (Output_data::fix_data_size): New method definition.
4141 (Output_data::is_data_size_fixed_): New data member.
4142 (Output_section_headers::set_final_data_size): New method definition.
4143 (Output_section_headers::do_size): New method declaration.
4144 (Output_segment_headers::set_final_data_size): New method definition.
4145 (Output_segment_headers::do_size): New method declaration.
4146 (Output_file_header::set_final_data_size)::New method definition.
4147 (Output_file_header::do_size)::New method declaration.
4148 (Output_section_data::Output_section_data): Add new parameter
4149 is_data_size_fixed and use it to fix data size.
4150 (Output_data_const::Output_data_const): Adjust call to base class
4151 constructor and fix data size.
4152 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4153 base class constructor and fix data size.
4154 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4155 base class constructor and fix data size.
4156 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4157 class constructor and fix data size.
4158 (Output_data_group::set_final_data_size): New method definition.
4159 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4160 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4161 class constructor and fix data size.
4162 (Output_relaxed_input_section): New class definition.
4163 (Output_section::Simple_input_section): New class definition.
4164 (Output_section::get_input_sections): Adjust parameter list.
4165 (Output_section::add_input_section_for_script): Same.
4166 (Output_section::save_states, Output_section::restore_states,
4167 Output_section::do_address_and_file_offset_have_reset_values,
4168 (Output_section::Input_section::Input_section): Handle
4169 RELAXED_INPUT_SECTION_CODE. Add new overload for
4170 Output_relaxed_input_section.
4171 (Output_section::Input_section::is_input_section,
4172 Output_section::Input_section::set_output_section): Handle relaxed
4174 (Output_section::Input_section::is_relaxed_input_section,
4175 Output_section::Input_section::output_section_data,
4176 Output_section::Input_section::relaxed_input_section): New method
4178 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4180 (Output_section::Input_section::u1_): Update comments.
4181 (Output_section::Input_section::u2_): Add new union member poris.
4182 (Output_section::Checkpoint_output_section): New classs definition.
4183 (Output_section::relax_input_section): New method declaration.
4184 (Output_section::checkpoint_): New data member.
4185 (Output_segment): Update comments.
4186 (Output_segment::Output_segment): Un-privatize copy constructor.
4187 (Output_segment::operator=): Un-privatize.
4188 * script-sections.cc (Output_section_element::Input_section_list):
4189 Change element type to Output_section::Simple_input_section.
4190 (Output_section_element_dot_assignment::set_section_addresses):
4191 Register output section data for relaxation clean up.
4192 (Output_data_exression::Output_data_expression): Adjust call to base
4193 constructor to fix data size.
4194 (Output_section_element_data::set_section_addresses): Register
4195 Output_data_expression object for relaxation clean up.
4196 (struct Input_section_info): Replace Relobj pointer and section index
4197 pair with Output_section::Simple_input_section and Convert struct to a
4199 (Input_section_sorter::operator()): Adjust access to
4200 Input_section_info data member to use accessors.
4201 (Output_section_element_input::set_section_addresses): Use layout
4202 parameter. Adjust code to use Output_section::Simple_input_section
4203 and Input_secction_info classes. Register filler for relaxation
4205 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4206 and section index pair with Output_section::Simple_input_section
4207 class. Adjust code accordingly.
4208 (Phdrs_element::release_segment): New method definition.
4209 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4211 (Script_sections::release_segments): New method definition.
4212 * gold/script-sections.h (Script_sections::release_segments): New
4214 * gold/target.h (Target::may_relax, Target::relax,
4215 Target::do_may_relax, Target::do_relax): New method definitions.
4217 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4219 * arm.cc (has_signed_unsigned_overflow): New function.
4220 (Arm_relocate_functions::abs8): New function.
4221 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4222 (Target_arm::Scan::global): Likewise.
4223 (Target_arm::relocate::relocate): Likewise.
4224 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4227 2009-09-16 Cary Coutant <ccoutant@google.com>
4229 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4230 * testsuite/Makefile.in: Regenerate.
4232 2009-09-11 Nick Clifton <nickc@redhat.com>
4234 * po/gold.pot: Updated by the Translation project.
4236 2009-09-08 Cary Coutant <ccoutant@google.com>
4238 * output.cc (Output_file::open): Add execute permission to empty file.
4239 * testsuite/Makefile.am (permission_test): New test.
4240 * testsuite/Makefile.in: Regenerate.
4242 2009-09-02 Ian Lance Taylor <iant@google.com>
4244 * output.cc (Output_file::resize): Call map_no_anonymous rather
4247 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4249 * gold.cc: Include "incremental.h".
4250 (queue_initial_tasks): Call Incremental_checker methods.
4251 * incremental.cc: Include "output.h".
4252 (Incremental_checker::can_incrementally_link_output_file): New
4254 * incremental.h (Incremental_checker): New class.
4256 * output.cc (Output_file::open_for_modification): New method.
4257 (Output_file::map_anonymous): Changed return type to bool. Record
4259 (Output_file::map_no_anonymous): New method, broken out of map.
4260 (Output_file::map): Use map_no_anonymous and map_anonymous.
4261 * output.h (class Output_file): Update declarations.
4263 2009-08-24 Cary Coutant <ccoutant@google.com>
4265 * options.h (Command_line::Pre_options): New class.
4266 (Command_line::pre_options): New member.
4267 * options.cc (gold::options::ready_to_register): New variable.
4268 (One_option::register_option): Do nothing if not registering options.
4269 Assert if same short option registered twice.
4270 (General_options::General_options): Turn off option registration when
4272 (Command_line::Pre_options::Pre_options): New constructor.
4274 2009-08-24 Cary Coutant <ccoutant@google.com>
4276 * options.h (General_options::no_keep_memory): Remove incorrect
4279 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4281 * Makefile.am (am__skiplex, am__skipyacc): New.
4282 * Makefile.in: Regenerate.
4284 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4286 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4287 (INCLUDES): ... this.
4288 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4289 (AM_CPPFLAGS): Renamed from ...
4290 (INCLUDE): ... this.
4291 * Makefile.in, testsuite/Makefile.in: Regenerate.
4293 * Makefile.in: Regenerate.
4294 * aclocal.m4: Likewise.
4295 * config.in: Likewise.
4296 * configure: Likewise.
4297 * testsuite/Makefile.in: Likewise.
4299 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4300 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4301 * Makefile.in: Regenerate.
4302 * testsuite/Makefile.in: Regenerate.
4304 2009-08-19 Cary Coutant <ccoutant@google.com>
4306 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4307 symbols in shared libraries overridden by hidden or internal symbols
4308 in the main program.
4310 2009-08-19 Chris Demetriou <cgd@google.com>
4312 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4313 checking source file names in error messages.
4315 2009-08-18 Doug Kwan <dougkwan@google.com>
4317 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4318 an elcpp::Ehdr as parameter. Adjust call to set_target.
4319 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4320 an elfcpp::Ehdr as parameter.
4321 * object.cc (Object::set_target): Remove the version that looks up
4322 a target and sets it.
4323 (Sized_relobj::setup): Take a Target object instead of
4324 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4325 (make_elf_sized_object): Find target and ask target to
4327 * object.h: (Object::set_target): Remove the version that looks up
4328 a target and sets it.
4329 (Sized_relobj::setup): Take a Target object instead of
4330 an elfcpp:Ehdr as parameter.
4331 * target.cc: Include dynobj.h.
4332 (Target::do_make_elf_object_implementation): New.
4333 (Target::do_make_elf_object): New.
4334 * target.h (Target::make_elf_object): New template declaration.
4335 (Target::do_make_elf_object): New method declarations.
4336 (Target::do_make_elf_object_implementation): New template declaration.
4338 2009-08-14 Ian Lance Taylor <iant@google.com>
4340 * gold.h (FUNCTION_NAME): Define.
4341 (gold_unreachable): Use FUNCTION_NAME.
4343 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4345 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4346 symbol in the --keep-unique list is not found.
4348 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4350 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4351 been maked as --keep-unique.
4352 (Icf::unfold_section): New function.
4353 * icf.h (Icf::unfold_section): New function.
4354 * options.h (General_options::keep_unique): New option.
4355 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4356 * testsuite/Makefile.in: Regenerate.
4357 * testsuite/icf_keep_unique_test.sh: New file.
4358 * testsuite/icf_keep_unique_test.cc: New file.
4360 2009-08-12 Cary Coutant <ccoutant@google.com>
4363 * resolve.cc (Symbol_table::resolve): Check for references from
4364 dynamic objects to hidden and internal symbols.
4365 * testsuite/Makefile.am (hidden_test.sh): New test.
4366 * testsuite/Makefile.in: Regenerate.
4367 * testsuite/hidden_test.sh: New script.
4368 * testsuite/hidden_test_1.c: New test source.
4369 * testsuite/hidden_test_main.c: New test source.
4371 2009-08-11 Doug Kwan <dougkwan@google.com>
4373 * arm.cc: Update comments.
4374 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4375 segment to locate the .ARM.exidx section if present.
4377 2009-08-09 Doug Kwan <dougkwan@google.com>
4379 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4382 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4383 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4386 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4388 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4389 valid tls_segment only for non-debug-section relocations.
4390 * testsuite/Makefile.am: Add gc_tls_test.
4391 * testsuite/Makefile.in: Regenerate.
4392 * testsuite/gc_tls_test.cc: New file.
4393 * testsuite/gc_tls_test.sh: New file.
4395 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4399 * Makefile.am (CCFILES): Add icf.cc.
4401 * Makefile.in: Regenerate.
4402 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4403 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4404 section, symbol and addend information for the relocs.
4405 * gold.cc (queue_middle_tasks): Call identical code folding.
4406 * gold.h: Add defines for multimap.
4407 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4408 to the call of finalize_local_symbols.
4409 * main.cc (main): Create object of class Icf.
4410 * object.cc (Sized_relobj::do_layout): Allow this function to be
4411 called twice during icf.
4412 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4413 to sections marked as identical by icf.
4414 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4416 (Sized_relobj::do_section_entsize): New function.
4417 * object.h (Object::section_entsize): New function.
4418 (Object::do_section_entsize): New pure virtual function.
4419 (Relobj::finalize_local_symbols): Add new parameter.
4420 (Relobj::do_section_entsize): New function.
4421 * options.h (General_options::icf): New option.
4422 (General_options::icf_iterations): New option.
4423 (General_options::print_icf_sections): New option.
4424 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4425 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4426 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4428 * symtab.cc (Symbol_table::is_section_folded): New function.
4429 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4430 to sections marked as identical by icf.
4431 * symtab.h (Symbol_table::set_icf): New function.
4432 (Symbol_table::icf): New function.
4433 (Symbol_table::is_section_folded): New function.
4434 (Symbol_table::icf_): New data member.
4435 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4436 * testsuite/Makefile.am: Add commands to build icf_test.
4437 * testsuite/Makefile.in: Regenerate.
4438 * testsuite/icf_test.sh: New file.
4439 * testsuite/icf_test.cc: New file.
4441 2009-07-24 Chris Demetriou <cgd@google.com>
4443 * layout.cc (is_compressible_debug_section): Fix incorrect
4444 comment about compressed section names.
4446 2009-07-20 Ian Lance Taylor <ian@airs.com>
4449 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4451 2009-07-16 Ian Lance Taylor <iant@google.com>
4454 * layout.h: #include <map>.
4455 (class Kept_section): Change from struct to class. Add accessors
4456 and setters. Add section size to Comdat_group mapping. Change
4457 Comdat_group to std::map. Add is_comdat_ field. Add
4458 linkonce_size field in union.
4459 (class Layout): Update declaration of find_or_add_kept_section.
4460 Don't declare find_kept_object.
4461 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4462 parameter. Add object, shndx, is_comdat, and is_group_name
4463 parameters. Change all callers. Adjust for new Kept_section.
4464 (Layout::find_kept_object): Remove.
4465 * object.cc (Sized_relobj::include_section_group): Update use of
4466 Kept_section. Rename secnum to shndx. Only record
4467 Kept_comdat_section if sections are the same size.
4468 (Sized_relobj::include_linkonce_section): Update use of
4469 Kept_section. Only record Kept_comdat_section if sections are the
4470 same size. Set size of linkonce section.
4471 (Sized_relobj::map_to_kept_section): Update call to
4472 get_kept_comdat_section.
4473 * object.h (class Sized_relobj): Rename fields in
4474 Kept_comdat_section to drop trailing underscores; change object
4475 field to Relobj*. Change Kept_comdat_section_table to store
4476 struct rather than pointer.
4477 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4478 Add kept_object and kept_shndx parameters. Change all callers.
4479 (Sized_relobj::get_kept_comdat_section): Change return type to
4480 bool. Add kept_object and kept_shndx parameters. Change all
4482 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4483 Layout::find_or_add_kept_section.
4485 2009-07-09 Ian Lance Taylor <iant@google.com>
4487 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4488 Reserve space in the hash table.
4490 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4492 * fileread.cc (File_read::get_mtime): New method.
4493 * fileread.h (Timespec): New structure.
4494 (File_read::get_mtime): New method.
4495 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4496 Renamed from timestamp_nsec.
4497 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4499 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4501 (Incremental_inputs::report_archive): Save mtime; style fix.
4502 (Incremental_inputs::report_obejct): Save mtime; style fix.
4503 (Incremental_inputs::report_script): Save mtime; style fix.
4504 (Incremental_inputs::finalize_inputs): Style fix.
4505 (Incremental_inputs::finalize): Style fix.
4506 (Incremental_inputs::create_input_section_data): Store inputs
4508 * incremental.h (Incremental_inputs::report_script): Add mtime
4510 (Incremental_inputs::Input_info::Input_info): Intialize only one
4512 (Incremental_inputs::Input_info::archive): Move to nameless
4514 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4515 (Incremental_inputs::Input_info::script): Move to nameless union.
4516 (Incremental_inputs::mtime): New field.
4517 * script.cc (read_input_script): Pass file mtime to
4519 * script.h (Script_info::inputs): Style fix.
4521 2009-07-01 Ian Lance Taylor <ian@airs.com>
4523 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4526 2009-06-24 Ian Lance Taylor <iant@google.com>
4529 * layout.cc (Layout::choose_output_section): If we find an
4530 existing section, update the flags.
4531 (Layout::create_notes): New function, broken out of
4533 (Layout::finalize): Don't create note sections.
4534 (Layout::create_note): Don't crash if linker script discards
4536 (Layout::create_gold_note): Likewise.
4537 (Layout::create_build_id): Likewise. Don't set
4538 after_input_sections on the section.
4539 (Layout::create_executable_stack_info): Remove target parameter.
4541 * layout.h (class Layout): Declare create_notes. Update
4542 declaration of create_executable_stack_info.
4543 * gold.cc (queue_middle_tasks): Call create_notes.
4544 * output.cc (Output_section::update_flags_for_input_section): Move
4545 here from output.h. If SHF_ALLOC flag is newly set, mark address
4547 * output.h (Output_data::mark_address_invalid): New function.
4548 (class Output_section): Only declare, not define,
4549 update_flags_for_input_section. Remove set_flags.
4551 2009-06-24 Ian Lance Taylor <iant@google.com>
4553 * script-sections.cc (Output_section_definition::
4554 set_section_addresses): Rename shadowing local load_address to
4557 2009-06-24 Ian Lance Taylor <iant@google.com>
4560 * reloc.cc (relocate_sections): Skip empty relocation sections.
4562 2009-06-23 Ian Lance Taylor <iant@google.com>
4565 * layout.cc (Layout::create_note): Use choose_output_section
4566 rather than make_output_section.
4568 2009-06-23 Ian Lance Taylor <iant@google.com>
4571 * options.cc (General_options::parse_V): Set printed_version_.
4572 (General_options::General_options): Initialize printed_version_.
4573 * options.h (class General_options): Add printed_version_ field.
4574 * gold.cc (queue_initial_tasks): If there are no input files,
4575 don't give a fatal error if we printed the version information.
4576 (queue_middle_tasks): If using -r with a shared object, give a
4577 fatal error rather than an ordinary error.
4579 2009-06-23 Ian Lance Taylor <iant@google.com>
4582 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4583 (Layout::make_output_section): Set have_stabstr_section_ if we see
4584 a .stab*str section.
4585 (Layout::finalize): Call link_stabs_sections.
4586 (Layout::link_stabs_sections): New file.
4587 * layout.h (class Layout): Add have_stabstr_section_ field.
4588 Declare link_stabs_sections.
4590 2009-06-23 Doug Kwan <dougkwan@google.com>
4592 * Makefile.am (libgold_a_LIBADD): New.
4593 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4594 * Makefile.in: Regenerate.
4595 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4596 * configure: Regenerate.
4597 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4598 * fileread.cc: Include sys/state.h
4599 * gold.h: Declare memmem and strndup if found missing.
4600 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4602 2009-06-23 Ian Lance Taylor <iant@google.com>
4604 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4605 * configure: Rebuild.
4607 2009-06-23 Ian Lance Taylor <iant@google.com>
4610 * object.cc (Object::section_contents): Don't try to get a view if
4611 the section has length zero.
4612 (Object::handle_gnu_warning_section): If the section is empty, use
4613 the name of the section as the warning.
4615 2009-06-23 Ian Lance Taylor <iant@google.com>
4618 * stringpool.h (class Stringpool_template): Add optimize_ field.
4619 (Stringpool_template::set_optimize): New function.
4620 * stringpool.cc (Stringpool_template::Stringpool_template):
4621 Initialize optimize_ field.
4622 (Stringpool_template::set_string_offsets): Test local optimize
4623 fild rather than parameter.
4624 * layout.cc (Layout::Layout): Call set_optimize on the section
4627 2009-06-22 Ian Lance Taylor <iant@google.com>
4630 * yyscript.y: Parse TARGET.
4631 * script.cc (script_set_target): New function.
4632 * script-c.h (script_set_target): Declare.
4633 * options.cc (General_options::string_to_object_format): Rename
4634 from string_to_object_format in anonymous namespace. Change
4636 * options.h (class General_options): Declare
4637 string_to_object_format.
4639 2009-06-22 Ian Lance Taylor <iant@google.com>
4641 * script-sections.cc (Script_sections::create_segments): Don't put
4642 program headers in a PT_LOAD segment if -n or -N.
4644 2009-06-22 Ian Lance Taylor <iant@google.com>
4647 * options.h (class General_options): Add -z lazy and -z now. Sort
4648 -z options into alphabetical order.
4649 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4651 2009-06-21 Ian Lance Taylor <iant@google.com>
4653 * layout.cc (Layout::make_output_section): Call
4654 Target::new_output_section.
4655 (Layout::attach_allocated_section_to_segment): Put large section
4656 sections in a separate load segment with the large segment flag
4658 (Layout::segment_precedes): Sort large data segments after other
4660 (align_file_offset): New static function.
4661 (Layout::set_segment_offsets): Use align_file_offset.
4662 * output.h (class Output_section): Add is_small_section_ and
4663 is_large_section_ fields.
4664 (Output_section::is_small_section): New function.
4665 (Output_section::set_is_small_section): New function.
4666 (Output_section::is_large_section): New function.
4667 (Output_section::set_is_large_section): New function.
4668 (Output_section::is_large_data_section): New function.
4669 (class Output_segment): Add is_large_data_segment_ field.
4670 (Output_segment::is_large_data_segment): New function.
4671 (Output_segment::set_is_large_data_segment): New function.
4672 * output.cc (Output_section::Output_section): Initialize new
4674 (Output_segment::Output_segment): Likewise.
4675 (Output_segment::add_output_section): Add assertion that large
4676 data sections always go in large data segments. Force small data
4677 sections to the end of the list of data sections. Force small BSS
4678 sections to the start of the list of BSS sections. For large BSS
4679 sections to the end of the list of BSS sections.
4680 * symtab.h (class Symbol): Declare is_common_shndx.
4681 (Symbol::is_defined): Check Symbol::is_common_shndx.
4682 (Symbol::is_common): Likewise.
4683 (class Symbol_table): Define enum Commons_section_type. Update
4684 declarations. Add small_commons_ and large_commons_ fields.
4685 * symtab.cc (Symbol::is_common_shndx): New function.
4686 (Symbol_table::Symbol_table): Initialize new fields.
4687 (Symbol_table::add_from_object): Put small and large common
4688 symbols in the right list.
4689 (Symbol_table::sized_finalized_symbol): Check
4690 Symbol::is_common_shndx.
4691 (Symbol_table::sized_write_globals): Likewise.
4692 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4693 common symbol lists. Don't call do_allocate_commons_list if the
4695 (Symbol_table::do_allocate_commons_list): Remove is_tls
4696 parameter. Add comons_section_type parameter. Change all
4697 callers. Handle small and large common symbols.
4698 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4699 Symbol::is_common_shndx.
4700 * resolve.cc (symbol_to_bits): Likewise.
4701 * target.h (Target::small_common_shndx): New function.
4702 (Target::small_common_section_flags): New function.
4703 (Target::large_common_shndx): New function.
4704 (Target::large_common_section_flags): New function.
4705 (Target::new_output_section): New function.
4706 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4707 small_common_section_flags, and large_common_section_flags
4709 (Target::do_new_output_section): New virtual function.
4710 * arm.cc (Target_arm::arm_info): Initialize new fields.
4711 * i386.cc (Target_i386::i386_info): Likewise.
4712 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4714 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4715 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4716 (Target_x86_64::do_new_output_section): New function.
4717 * configure.ac: Define conditional MCMODEL_MEDIUM.
4718 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4719 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4720 (large_LDFLAGS): Define.
4721 * testsuite/large.c: New file.
4722 * testsuite/testfile.cc (Target_test::test_target_info):
4723 Initialize new fields.
4724 * configure, testsuite/Makefile.in: Rebuild.
4726 2009-06-05 Doug Kwan <dougkwan@google.com>
4728 * Makefile.am (CCFILES): Add target.cc.
4729 * Makefile.in: Regenerate.
4730 * i386.cc (class Target_i386): Define new virtual method to
4731 override do_is_local_label_name in parent.
4732 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4733 local symbols if --discard-locals or -X is given.
4734 * options.h (class General_options): Declare new options
4735 '--discard-locals' and '-X' for discarding locals.
4736 * target.h (class Target): Define new methods is_local_label_name.
4737 Declare new virtual method do_is_local_label_name.
4738 * target.cc: New file.
4739 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4740 (check_SCRIPTS): Add discard_locals_test.sh.
4741 (check_DATA): Add discard_local_tests.syms.
4742 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4743 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4744 * testsuite/Makefile.in: Regenerate.
4745 * testsuite/discard_locals_test.c: New file.
4746 * testsuite/discard_locals_test.sh: Same.
4748 2009-06-05 Doug Kwan <dougkwan@google.com>
4750 * object.cc (Sized_relobj::Sized_relobj): Initialize
4751 discarded_eh_frame_shndx_ to -1U.
4752 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4754 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4755 a discarded .eh_frame section.
4756 (Sized_relobj::do_finalize_local_symbols): Ditto.
4757 * object.h (class Sized_relobj): Declare new member
4758 discarded_eh_frame_shndx_.
4759 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4760 (local_labels_test.o, local_labels_test): New rules.
4761 * testsuite/Makefile.in: Regenerate.
4763 2009-06-04 Doug Kwan <dougkwan@google.com>
4765 * layout.cc (Layout::section_name_mapping): Add mapping for
4766 special ARM sections.
4768 2009-06-03 Doug Kwan <dougkwan@google.com>
4770 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4771 (utils::has_overflow): Same.
4773 2009-06-03 Ian Lance Taylor <iant@google.com>
4775 * layout.cc (Layout::section_name_mapping): New array, replacing
4776 Layout::linkonce_mapping.
4777 (Layout::section_name_mapping_count): New variable, replacing
4778 Layout::linkonce_mapping_count.
4779 (Layout::linkonce_output_name): Remove.
4780 (Layout::output_section_name): Rewrite.
4781 * layout.h (class Layout): Rename Linkonce_mapping to
4782 Section_name_mapping, linkonce_mapping to section_name_mapping,
4783 linkonce_mapping_count to section_name_mapping_count. Don't
4784 declare linkonce_output_name.
4786 2009-06-03 Doug Kwan <dougkwan@google.com>
4788 * gold/arm.cc (namespace utils): New.
4789 (Target_arm::reloc_is_non_pic): Define new method.
4790 (class Arm_relocate_functions): New.
4791 (Target_arm::Relocate::relocate): Handle relocation types used by
4794 2009-06-03 Ian Lance Taylor <iant@google.com>
4796 * arm.cc (Target_arm::scan::global): Use || instead of |.
4798 2009-06-02 Doug Kwan <dougkwan@google.com>
4800 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4801 issued_non_pic_error_.
4802 (class Target_arm::Scan): Declare new method check_non_pic.
4803 Define new method symbol_needs_plt_entry.
4804 Declare new data member issued_non_pic_error_.
4805 (class Target_arm::Relocate): Declare new method
4806 should_apply_static_reloc.
4807 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4808 (Target_arm::Scan::check_non_pic): Define new method.
4809 (Target_arm::Scan::local): Handle a small subset of reloc types used
4811 (Target_arm::Scan::local): Same.
4812 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4814 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4816 * incremental.cc (Incremental_inputs::report_command_line): Filter
4817 out --incremental-* options.
4819 2009-05-29 Doug Kwan <dougkwan@google.com>
4821 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4823 (class Target_arm): Update comment.
4824 (Target_arm::Target_arm): Initialize new data members GOT_,
4825 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4826 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4827 and Target_arm::rel_dyn_section.
4828 Declare new_enum Target_arm::Got_type.
4829 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4831 Update commments for member do_dynsym_value.
4832 (Target_arm::got_size, Target_arm::plt_section,
4833 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4834 new methods inside class defintion.
4835 (Target_arm::got_section): Define new method.
4836 (Target_arm::rel_dyn_section): Same.
4837 (Output_data_plt_arm): New template class.
4838 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4839 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4840 (Output_data_plt_arm::add_entry): Same.
4841 (Output_data_plt_arm::first_plt_entry): Define new
4842 static data member for PLT instruction template.
4843 (Output_data_plt_arm::plt_entry): Same.
4844 (Output_data_plt_arm::do_write): Define new method.
4845 (Target_arm::make_plt_entry): Same.
4846 (Target_arm::do_finalize_sections): Same.
4847 (Target_arm::do_dynsym_value): Same.
4849 2009-05-28 Doug Kwan <dougkwan@google.com>
4851 * Makefile.am (TARGETSOURCES): Add arm.cc.
4852 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4853 * Makefile.in: Regenerate.
4855 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4857 2009-05-26 Doug Kwan <dougkwan@google.com>
4859 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4860 (General_options::check_excluded_libs): Strip off directories in
4861 archive name before matching like GNU ld does.
4862 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4863 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4864 (exclude_libs_test_LDFLAGS): Add linker option
4865 -Wl,--exclude-libs,libexclude_libs_test_3
4866 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4867 an explicit archive without using -l.
4868 (alt/libexclude_libs_test_3.a): New make rule.
4869 * testsuite/Makefile.in: Regenerate.
4870 * testsuite/exclude_libs_test.c : Declare lib3_default().
4872 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4873 * exclude_libs_test_3.c: New file.
4875 2009-05-26 Nick Clifton <nickc@redhat.com>
4877 * po/id.po: New Indonesian translation.
4878 * po/gold.pot: Updated template file.
4880 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4882 * testsuite/Makefile.am: Add -ffunction-sections to compile
4883 gc_comdat_test files. Add -Wl,--gc-sections to build
4885 * testsuite/Makefile.in: Regenerate.
4886 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4888 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4890 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4891 kept comdat section was garbage collected.
4892 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4893 * testsuite/Makefile.in: Regenerate.
4894 * testsuite/gc_comdat_test.sh: New file.
4895 * testsuite/gc_comdat_test_1.cc: New file.
4896 * testsuite/gc_comdat_test_2.cc: New file.
4898 2009-05-19 Doug Kwan <dougkwan@google.com>
4900 * archive.cc (Archive::Archive): Move constructor from archive.h
4901 to here. Initialize no_export_.
4902 (Archive::get_elf_object_for_member): Set no_export flag of object.
4903 * archive.h (Archive::Archive): Move constructor body to
4905 (Archive::no_export): New method.
4906 (Archive::no_export_): New field.
4907 * object.h (Object::Object): Initialize no_export_ to false.
4908 (Object::no_export, Object::set_no_export): New methods.
4909 (Object::no_export_): New field.
4910 * options.cc (General_options::parse_exclude_libs): New method.
4911 (General_options::check_excluded_libs) Same.
4912 * options.h (exclude_libs): New option.
4913 (General_options::check_excluded_libs): New method declaration.
4914 (General_options::excluded_libs_): New field.
4915 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4916 default or protected visibility if an object has no-export flag set.
4917 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4918 (check_SCRIPTS): Add exclude_libs_test.sh.
4919 (check_DATA): Add exclude_libs_test.syms.
4920 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4921 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4922 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4923 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4924 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4925 libexclude_libs_test_2.a): New rules.
4926 * testsuite/Makefile.in: Regenerate.
4927 * testsuite/exclude_libs_test.c: New file.
4928 * testsuite/exclude_libs_test.sh: Ditto.
4929 * testsuite/exclude_libs_test_1.c: Ditto.
4930 * testsuite/exclude_libs_test_2.c: Ditto.
4932 2009-05-15 Ian Lance Taylor <iant@google.com>
4934 * configure.ac: Check for declarations for cases where libiberty.h
4935 checks HAVE_DECL_xxx.
4936 * configure, config.in: Rebuild.
4938 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4940 * gold.h (Incremental_argument_list): Remove (invalid) forward
4942 * incremental.cc (Incremental_inputs::report_achive): New method.
4943 (Incremental_inputs::report_object): New method.
4944 (Incremental_inputs::report_script): New method.
4945 (Incremental_inputs::finalize_inputs): New method.
4946 (Incremental_inputs::finalize): Call finalize_inputs().
4947 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4948 Create inputs entries.
4949 * incremental.h (Incremental_input_type): New enum.
4950 (Incremental_inputs::Incremental_input): Initialize new fields.
4951 (Incremental_inputs::report_inputs): New method.
4952 (Incremental_inputs::report_achive): New method.
4953 (Incremental_inputs::report_object): New method.
4954 (Incremental_inputs::report_script): New method.
4955 (Incremental_inputs::finalize_inputs): New method.
4956 (Incremental_inputs::Input_info): New struct.
4957 (Incremental_inputs::Input_info_map): New typedef.
4958 (Incremental_inputs::lock_): New field.
4959 (Incremental_inputs::Inputs_): New field.
4960 (Incremental_inputs::Inputs_map): New field.
4961 * main.cc (main): Call Incremental_input::report_inputs.
4962 * options.h (Input_argument_list): Typedef moved from
4964 (Input_file_group::Files): Remove, use ::Input_argument_list.
4965 (Input_file_group::Input_argument_list): Remove, use
4966 ::Input_argument_list.
4967 * plugin.cc (Plugin_manager::add_input_file): Add error in
4969 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4971 * script.cc (read_input_script): Call
4972 Incremental_input::report_script.
4973 * script.h (Script_info): New class.
4975 2009-04-27 Ian Lance Taylor <iant@google.com>
4977 * x86_64.cc (do_adjust_output_section): Set entsize to
4980 2009-04-23 Elliott Hughes <enh@google.com>
4982 * output.cc (Output_file::close): After short writes, continue
4983 writing from the correct offset in the buffer being written.
4985 2009-04-23 Chris Demetriou <cgd@google.com>
4987 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4988 * configure: Regenerate.
4989 * config.in: Regenerate.
4990 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4991 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4993 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4995 * incremental.cc (Incremental_inputs_header_data): Renamed from
4996 Incremental_input_header_data.
4997 (Incremental_inputs_header_data::data_size): New field.
4998 (Incremental_inputs_header_data::put_input_file_count): Renamed
4999 from input_file_count.
5000 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5001 from command_line_offset.
5002 (Incremental_inputs_header_data::put_reserved): Renamed from
5004 (Incremental_inputs_entry_data): Renamed from
5005 Incremental_input_entry_data.
5006 (Incremental_inputs_entry_data::data_size): New field.
5007 (Incremental_inputs::report_command_line): New method.
5008 (Incremental_inputs::finalize): New method.
5009 (Incremental_inputs::create_incremental_inputs_data): New method.
5010 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5011 * incremental.h: New file.
5012 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5013 (Layout::finalize): Create incremental inputs section in
5015 (Layout::create_incremental_info_sections): New method.
5016 * layout.h (Layout::incremental_inputs): New method.
5017 (Layout::create_incremental_info_sections): New method.
5018 (Layout::incremental_inputs_): New field.
5019 * main.cc (main): Notify Incremental_input of the command line.
5021 2009-04-01 Ian Lance Taylor <iant@google.com>
5022 Mikolaj Zalewski <mikolajz@google.com>
5024 * gold.h (reserve_unordered_map): Define, three versions, one for
5025 each version of Unordered_map.
5026 * layout.cc (Layout::Layout): Remove options parameter. Add
5027 number_of_input_files parameter. Don't initialize options_.
5028 Initialize number_of_input_files_ and resized_signatures_. Move
5029 sections_are_attached_.
5030 (Layout::layout_group): Reserve space for group_signatures_.
5031 (Layout::find_or_add_kept_section): Change name parameter to be a
5032 reference. Resize signatures_ map when it gets large enough.
5033 (Layout::layout_eh_frame): Use parameters->options() instead of
5035 (Layout::make_output_section): Likewise.
5036 (Layout::attach_allocated_section_to_segment): Likewise.
5037 (Layout::finalize, Layout::create_executable_stack): Likewise.
5038 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5039 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5040 * layout.h (class Layout): Update declarations. Remove options_
5041 field. Add number_of_input_files_ and resized_signatures_
5042 fields. Move sections_are_attached_ field.
5043 * main.cc (main): Pass number of input files to Layout
5044 constructor. Don't pass options.
5046 2009-03-30 Ian Lance Taylor <iant@google.com>
5048 * ffsll.c (ffsll): Correct implementation.
5050 2009-03-27 Ian Lance Taylor <iant@google.com>
5052 * ffsll.c: New file.
5053 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5054 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5055 * ftruncate.c (ftruncate): Declare before definition.
5056 * mremap.c (mremap): Likewise.
5057 * pread.c (pread): Likewise.
5058 * configure, Makefile.in, config.in: Rebuild.
5060 * mremap.c: New file.
5061 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5062 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5063 (mremap): Declare if HAVE_MREMAP is not defined.
5064 * configure, Makefile.in, config.in: Rebuild.
5066 2009-03-27 Cary Coutant <ccoutant@google.com>
5068 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5069 position independent.
5070 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5071 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5073 2009-03-24 Cary Coutant <ccoutant@google.com>
5075 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5077 (needs_dynamic_reloc): Likewise.
5079 2009-03-24 Ian Lance Taylor <iant@google.com>
5081 * yyscript.y (file_cmd): Recognize EXTERN.
5082 (extern_name_list, extern_name_list_body): New nonterminals.
5083 * script.cc (script_add_extern): Define.
5084 * script-c.h (script_add_extern): Declare.
5086 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5088 * object.cc (is_elf_object): Define.
5089 * object.h (is_elf_object): Declare.
5090 * archive.cc (Archive::get_elf_object_for_member): Call
5092 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5094 2009-03-24 Elliott Hughes <enh@google.com>
5096 * output.cc (Output_file::map_anonymous): Define.
5097 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5098 try an anonymous one. Report the size if the mmap fails.
5099 * output.h (class Output_file): Declare map_anonymous.
5101 2009-03-24 Ian Lance Taylor <iant@google.com>
5103 * target-select.cc (instantiate_target): Don't acquire the lock if
5104 the instantiated_target_ field has already been set.
5106 2009-03-23 Ian Lance Taylor <iant@google.com>
5108 * gold-threads.h (class Initialize_lock): Define.
5109 * gold-threads.cc (class Initialize_lock_once): Define.
5110 (initialize_lock_control): New static variable.
5111 (initialize_lock_pointer): New static variable.
5112 (initialize_lock_once): New static function.
5113 (Initialize_lock::Initialize_lock): Define.
5114 (Initialize_lock::initialize): Define.
5115 * target-select.h: Include "gold-threads.h".
5116 (class Target_selector): Add lock_ and initialize_lock_ fields.
5117 Don't define instantiate_target, just declare it.
5118 * target-select.cc (Target_selector::Target_selector): Initialize
5120 (Target_selector::instantiate_target): Define.
5121 * descriptors.h: Include "gold-threads.h".
5122 (class Descriptors): Add initialize_lock_ field.
5123 * descriptors.cc (Descriptors::Descriptors): Initialize new
5125 (Descriptors::open): Use initialize_lock_ field
5126 * errors.h (class Errors): Add initialize_lock_ field.
5127 * errors.cc (Errors::Errors): Initialize new field.
5128 (Errors::initialize_lock): Use initialize_lock_ field.
5129 * powerpc.cc (class Target_selector_powerpc): Remove
5130 instantiated_target_ field. In do_recognize call
5131 instantiate_target rather than do_instantiate_target. In
5132 do_instantiate_target just allocate a new target.
5133 * sparc.cc (class Target_selector_sparc): Likewise.
5135 * freebsd.h: New file.
5136 * i386.cc: Include "freebsd.h".
5137 (Target_i386): Derive from Target_freebsd rather than
5139 (Target_selector_i386): Derive from Target_selector_freebsd rather
5140 than Target_selector.
5141 * x86_64.cc: Include "freebsd.h".
5142 (Target_x86_64): Derive from Target_freebsd rather than
5144 (Target_selector_x86_64): Derive from Target_selector_freebsd
5145 rather than Target_selector.
5146 * target.h (class Target): Add adjust_elf_header and
5147 do_adjust_elf_header.
5148 * output.cc (Output_file_header:: do_sized_write): Call target
5149 adjust_elf_header routine.
5150 * configure.tgt: Set targ_osabi.
5151 * configure.ac: Define GOLD_DEFAULT_OSABI.
5152 * parameters.cc (Parameters::default_target): Pass
5153 GOLD_DEFAULT_OSABI to select_target.
5154 * target-select.h (class Target_selector): Make instantiate_target
5155 protected rather than private.
5156 * Makefile.am (HFILES): Add freebsd.h.
5157 * configure, Makefile.in, config.in: Rebuild.
5159 * merge.cc (do_add_input_section): Correct pend value. Change
5160 message about last entry not being null terminated from error to
5163 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5165 * incremental.cc: New file.
5166 * Makefile.am (CCFILES): Add incremental.cc.
5167 * Makefile.in: Rebuild.
5169 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5171 * layout.cc (Layout::output_section_name): Preserve names
5172 of '.note.' sections.
5174 2009-03-19 Ian Lance Taylor <iant@google.com>
5176 * descriptors.cc (Descriptors::open): Check that the options are
5177 valid before using them.
5179 2009-03-18 Ian Lance Taylor <iant@google.com>
5181 * script-sections.h: Include <list>.
5182 (class Script_sections): Change Sections_elements from std::vector
5183 to std::list. Typedef public Elements_iterator. Add
5184 orphan_section_placement_, data_segment_align_start_, and
5185 saw_data_segment_align_ fields. Remove data_segment_align_index_
5187 * script-sections.cc (class Orphan_section_placement): New class.
5188 (class Sections_element): Add virtual functions is_relro and
5189 orphan_section_init. Remove virtual function place_orphan_here.
5190 (class Output_section_definition): Add is_relro and
5191 orphan_section_init. Remove place_orphan_here.
5192 (class Orphan_output_section): Likewise.
5193 (Script_sections::Script_sections): Update for field changes.
5194 (Script_sections::data_segment_align): Set saw_data_segment_align_
5195 and data_segment_align_start_, not data_segment_align_index.
5196 (Script_sections::data_segment_relro_end): Check
5197 saw_data_segment_align_. Use data_segment_align_start_ rather
5198 than data_segment_align_index_.
5199 (Script_sections::place_orphan): Rewrite to use
5200 Orphan_section_placement.
5202 2009-03-17 Ian Lance Taylor <iant@google.com>
5204 * archive.cc (Archive::add_symbols): Check for a version attached
5205 to the symbol name in the archive map.
5206 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5207 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5208 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5209 (ver_test_11.a): New target.
5210 * testsuite/Makefile.in: Rebuild.
5212 * configure.ac: Check for chsize and posix_fallocate. Replace
5214 * ftruncate.c: New file, from gnulib.
5215 * output.cc (posix_fallocate): Define dummy version if not
5216 HAVE_POSIX_FALLOCATE.
5217 (Output_file::map): Call posix_fallocate rather than lseek and
5219 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5220 * configure, Makefile.in, config.in: Rebuild.
5222 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5224 * layout.h (Layout::create_note): Add section_name parameter.
5225 * layout.cc (Layout::create_note): Likewise.
5226 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5228 2009-03-17 Ian Lance Taylor <iant@google.com>
5230 * descriptors.cc: Include "options.h".
5231 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5232 (Descriptors::open): Always use O_CLOEXEC when opening a new
5233 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5234 then set FD_CLOEXEC.
5236 * sparc.cc (class Target_sparc): Add has_got_section.
5237 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5238 make sure we have a GOT section.
5240 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5241 (Target_sparc::Scan::local): Likewise.
5242 (Target_sparc::Scan::global): Likewise.
5243 (Target_sparc::Relocate::relocate): Likewise.
5244 (Target_sparc::Relocate::relocate_tls): Likewise.
5246 * symtab.cc (Symbol_table::define_default_version): New function,
5247 broken out of add_from_object.
5248 (Symbol_table::add_from_object): Call define_default_version.
5249 (Symbol_table::define_special_symbol): Add resolve_oldsym
5250 parameter. Change all callers. If the version for a symbol comes
5251 from a version script, resolve it with the symbol with the same
5252 name with no version. Also add the symbol without a version if
5254 (do_define_in_output_data): If resolving with oldsym, don't delete
5256 (do_define_in_output_segment): Likewise.
5257 (do_define_as_constant): Likewise.
5258 * symtab.h (class Symbol_table): Update declarations.
5260 2009-03-13 Ian Lance Taylor <iant@google.com>
5262 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5263 (Read_symbols::requeue): New function.
5264 (Read_symbols::do_read_symbols): If make_elf_object fails because
5265 the target type is not configured, and the file was searched for,
5266 issue a warning and retry with the next directory.
5267 (Add_symbols::run): If the file has an incompatible format, and
5268 it was searched for, requeue the Read_symbols task. On error,
5270 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5271 dirindex parameter to constructor. Change all callers. Declare
5272 incompatible_warning and requeue.
5273 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5274 input_argument_ and input_group_ fields. Add them to
5275 constructor. Change all callers.
5276 (class Read_script): Add dirindex_ field. Add it to constructor.
5278 * archive.cc (Archive::setup): Remove input_objects parameter.
5280 (Archive::get_file_and_offset): Likewise.
5281 (Archive::read_all_symbols): Likewise.
5282 (Archive::read_symbols): Likewise.
5283 (Archive::get_elf_object_for_member): Remove input_objects
5284 parameter. Add punconfigured parameter. Change all callers.
5285 (Archive::add_symbols): Change return type to bool. Check return
5286 value of include_member.
5287 (Archive::include_all_members): Likewise.
5288 (Archive::include_member): Change return type to bool. Return
5289 false if first included object has incompatible target. Set
5290 included_member_ field.
5291 (Add_archive_symbols::run): If add_symbols returns false, requeue
5293 * archive.h (class Archive): Add included_member_ field.
5294 Initialize it in constructor. Add input_file and searched_for
5295 methods. Update declarations.
5296 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5297 input_argument_ fields. Add them to constructor. Change all
5299 * script.cc: Include "target-select.h".
5300 (class Parser_closure): Add skip_on_incompatible_target_ and
5301 found_incompatible_target_ fields. Add
5302 skip_on_incompatible_target parameter to constructor. Change all
5303 callers. Add methods skip_on_incompatible_target,
5304 clear_skip_on_incompatible_target, found_incompatible_target, and
5305 set_found_incompatible_target.
5306 (read_input_script): Add dirindex parameter. Change all callers.
5307 If parser finds an incompatible target, requeue Read_symbols
5309 (script_set_symbol): Clear skip_on_incompatible_target in
5311 (script_add_assertion, script_parse_option): Likewise.
5312 (script_start_sections, script_add_phdr): Likewise.
5313 (script_check_output_format): New function.
5314 * script.h (read_input_script): Update declaration.
5315 * script-c.h (script_check_output_format): Declare.
5316 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5317 (ignore_cmd): Remove OUTPUT_FORMAT.
5318 * fileread.cc (Input_file::Input_file): Add explicit this.
5319 (Input_file::will_search_for): New function.
5320 (Input_file::open): Add pindex parameter. Change all callers.
5321 * fileread.h (class Input_file): Add input_file_argument method.
5322 Declare will_search_for. Update declarations.
5323 * object.cc (make_elf_object): Add punconfigured parameter.
5325 * object.h (class Object): Make input_file public. Add
5326 searched_for method.
5327 (make_elf_object): Update declaration.
5328 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5330 * dirsearch.h (class Dirsearch): Update declaration.
5331 * options.h (class General_options): Add --warn-search-mismatch.
5332 * parameters.cc (Parameters::is_compatible_target): New function.
5333 * parameters.h (class Parameters): Declare is_compatible_target.
5334 * workqueue.cc (Workqueue::add_blocker): New function.
5335 * workqueue.h (class Workqueue): Declare add_blocker.
5337 * fileread.cc (Input_file::open): Remove options parameter.
5339 (Input_file::open_binary): Likewise.
5340 * script.cc (read_input_script): Likewise.
5341 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5342 options parameter from constructor. Change all callers.
5343 (class Read_script): Likewise.
5344 * fileread.h (class Input_file): Update declarations.
5345 * script.h (read_input_script): Update declaration.
5347 2009-03-10 Nick Clifton <nickc@redhat.com>
5349 * po/es.po: New Spanish translation.
5351 2009-03-06 Cary Coutant <ccoutant@google.com>
5353 * options.cc (parse_short_option): Keep dash_z from registering itself.
5355 2009-03-03 Ian Lance Taylor <iant@google.com>
5358 * target-reloc.h (relocate_section): Pass output_section to
5360 * i386.cc (Target_i386::should_apply_static_reloc): Add
5361 output_section parameter. Change all callers.
5362 (Target_i386::Relocate::relocate): Add output_section parameter.
5363 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5364 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5365 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5366 * testsuite/two_file_shared.sh: New script.
5367 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5368 (check_DATA): Add two_file_shared.dbg.
5369 (two_file_shared.dbg): New target.
5370 * testsuite/Makefile.in: Rebuild.
5372 2009-03-01 Ian Lance Taylor <iant@google.com>
5374 * configure.ac: Check for byteswap.h.
5375 * configure: Rebuild.
5376 * config.in: Rebuild.
5378 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5380 * layout.cc (Layout::find_or_add_kept_section): New function.
5381 (Layout::add_comdat): Removed.
5382 * layout.h (struct Kept_section): Move out of class Layout.
5383 Remove trailing underscores from field names. Add group_sections
5384 field. Rename group_ field to is_group. Change all uses.
5385 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5386 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5387 comdat_groups_ field.
5388 (Sized_relobj::include_section_group): Use
5389 find_or_add_kept_section and Kept_section::group_sections.
5390 (Sized_relobj::include_linkonce_section): Likewise.
5391 * object.cc (class Sized_relobj): Don't define Comdat_group or
5392 Comdat_group_table. Remove find_comdat_group and
5393 add_comdat_group. Remove comdat_groups_ field.
5394 * plugin.cc (include_comdat_group): Use
5395 Layout::find_or_add_kept_section.
5397 2009-02-28 Ian Lance Taylor <iant@google.com>
5399 * README: --gc-sections and map files are now supported. Document
5400 some build requirements.
5403 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5404 relocatable link set the value of the section symbol to zero.
5405 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5406 relocatable link don't include the section address in the local
5409 2009-02-27 Ian Lance Taylor <iant@google.com>
5412 * options.h (class Search_directory): Add is_system_directory.
5413 (class General_options): Declare is_in_system_directory.
5414 * options.cc (get_relative_sysroot): Make static.
5415 (get_default_sysroot): Make static.
5416 (General_optoins::is_in_system_directory): New function.
5417 * fileread.cc (Input_file::is_in_system_directory): New function.
5418 * fileread.h (class Input_file): Declare is_in_system_directory.
5419 * object.h (class Object): Add is_in_system_directory.
5420 (class Input_objects): Remove system_library_directory_ field.
5421 * object.cc (Input_objects::add_object): Don't set
5422 system_library_directory_.
5423 (input_objects::found_in_system_library_directory): Remove.
5424 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5425 parameter. Change all callers.
5426 (Symbol_table::sized_write_globals): Likewise.
5427 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5428 Call Object::is_in_system_directory.
5429 * symtab.h (class Symbol_table): Update declarations.
5432 * descriptors.h (Open_descriptor): Add is_on_stack field.
5433 * descriptors.cc (Descriptors::open): If the descriptor is on the
5434 top of the stack, remove it. Initialize is_on_stack field.
5435 (Descriptors::release): Only add pod to stack if it is not on the
5437 (Descriptors::close_some_descriptor): Clear stack_next and
5441 * output.cc (Output_section::find_starting_output_address): Rename
5442 from starting_output_address; add PADDR parameter; change return
5444 * output.h (class Output_section): Declare
5445 find_starting_output_address instead of starting_output_address.
5446 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5447 section symbol for which we can't find a merge section.
5450 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5451 hidden or internal, force the symbol to be local.
5452 * resolve.cc (Symbol::override_visibility): Define.
5453 (Symbol::override_base): Use override_visibility.
5454 (Symbol_table::resolve): Likewise.
5455 (Symbol::override_base_with_special): Likewise.
5456 (Symbol_table::override_with_special): If the visibility is hidden
5457 or internal, force the symbol to be local.
5458 * symtab.h (class Symbol): Add set_visibility and
5459 override_visibility.
5460 * testsuite/ver_test_1.sh: New file.
5461 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5462 (check_DATA): Add ver_test_1.syms.
5463 (ver_test_1.syms): New target.
5464 * testsuite/Makefile.in: Rebuild.
5466 2009-02-25 Cary Coutant <ccoutant@google.com>
5468 * layout.cc (Layout::choose_output_section): Don't rename sections
5469 when using a linker script that has a SECTIONS clause.
5470 * Makefile.in: Regenerate.
5472 * testsuite/Makefile.am (script_test_5.sh): New test case.
5473 * testsuite/Makefile.in: Regenerate.
5474 * testsuite/script_test_5.cc: New file.
5475 * testsuite/script_test_5.sh: New file.
5476 * testsuite/script_test_5.t: New file.
5478 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5480 * archive.cc (Archive::include_member): Update calls to add_symbols.
5481 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5482 the Layout argument.
5483 * dynobj.h (do_add_symbols): Add the Layout argument.
5484 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5486 * object.h (Object::add_symbols): Add the Layout argument.
5487 (Object::do_add_symbols): Add the Layout argument.
5488 (Sized_relobj::do_add_symbols): Add the Layout argument.
5489 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5490 Unify the two versions.
5491 (Add_plugin_symbols): Remove.
5492 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5493 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5494 (Add_plugin_symbols): Remove.
5495 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5496 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5497 (Add_symbols::run): Make it work with Pulginobj.
5499 2009-02-06 Ian Lance Taylor <iant@google.com>
5501 * object.cc (Sized_relobj::do_layout): Make info message start
5502 with lower case letter.
5504 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5506 * binary.cc: Fix file comment.
5508 * options.h (enum Incremental_disposition): Define.
5509 (class General_options): Add new options: --incremental,
5510 --incremental_changed, --incremental_unchanged,
5511 --incremental_unknown. Add incremental_disposition_ and
5512 implicit_incremental_ fields.
5513 (General_options::incremental_disposition): New function.
5514 (class Position_dependent_options): Add incremental_disposition
5516 (Position_dependent_options::copy_from_options): Set incremental
5518 * options.cc (General_options::parse_incremental_changed): New
5520 (General_options::parse_incremental_unchanged): New function.
5521 (General_options::parse_incremental_unknown): New function.
5522 (General_options::General_options): Initialize new fields
5523 incremental_disposition_ and implicit_incremental_.
5524 (General_options::finalize): Check for uasge of --incremental-*
5525 without --incremental.
5527 2009-02-06 Chris Demetriou <cgd@google.com>
5529 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5530 pointer and to report location as the file name associated with
5532 (gold_undefined_symbol_at_location): New function to replace the
5533 old gold_undefined_symbol functionality.
5534 * target-reloc.h (relocate_section): Update to use
5535 gold_undefined_symbol_at_location.
5536 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5537 Call gold_undefined_symbol function rather than gold_error.
5538 * errors.h (Errors::undefined_symbol): Take location as a
5539 string, rather than calculating it from a relocation.
5540 * errors.cc (Errors::fatal): Print "fatal error:" before the
5542 (Errors::error, Errors::error_at_location): Print "error: "
5543 before the formatted message.
5544 (Errors::undefined_symbol): Take location as a string, rather
5545 than calculating it from a relocation.
5546 (gold_undefined_symbol_at_location): New function akin to
5547 old gold_undefined_symbol, calculates location from relocation.
5548 (gold_undefined_symbol): Change to take only a Symbol pointer
5549 and to report location as the file name associated with the symbol.
5550 * testsuite/debug_msg.sh: Update for changed error messages.
5551 * testsuite/undef_symbol.sh: Likewise.
5553 2009-02-04 Duncan Sands <baldrick@free.fr>
5556 * reduced_debug_output.h
5557 (Output_reduced_debug_abbrev_section::failed): Use format for
5559 (Output_reduced_debug_info_section::faild): Likewise.
5561 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5563 * script.cc (Lazy_demangler): New class.
5564 (Version_script_info::get_symbol_version_helper): Demangle a
5567 2009-01-29 Cary Coutant <ccoutant@google.com>
5569 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5571 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5573 2009-01-28 Ian Lance Taylor <iant@google.com>
5575 * version.cc (version_string): Bump to 1.9.
5577 * gold.h: Include <cstring> and <stdint.h>.
5578 * version.cc: Include <cstdio>.
5579 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5581 * reduced_debug_output.cc (insert_into_vector): Rename from
5582 Insert_into_vector; change all callers. Use Swap_unaligned to
5583 avoid aliasing issue; remove union since it is unnecessary.
5585 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5587 * Makefile.am (CCFILES): Add gc.cc.
5589 * Makefile.in: Regenerate.
5590 * gold.cc (Gc_runner): New class.
5591 (queue_initial_tasks): Call garbage collection related tasks
5592 when corresponding options are invoked.
5593 (queue_middle_gc_tasks): New function.
5594 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5595 processed early before laying out sections during garbage collection.
5596 * gold.h (queue_middle_gc_tasks): New function.
5597 (is_prefix_of): Move from "layout.cc".
5598 * i386.cc (Target_i386::gc_process_relocs): New function.
5599 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5600 * main.cc (main): Create object of class "Garbage_collection".
5601 * object.cc (Relobj::copy_symbols_data): New function.
5602 (Relobj::is_section_name_included): New function.
5603 (Sized_relobj::do_layout): Allow this function to be called twice
5604 during garbage collection and defer layout of section during the
5606 * object.h (Relobj::get_symbols_data): New function.
5607 (Relobj::is_section_name_included): New function.
5608 (Relobj::copy_symbols_data): New function.
5609 (Relobj::set_symbols_data): New function.
5610 (Relobj::get_relocs_data): New function.
5611 (Relobj::set_relocs_data): New function.
5612 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5613 (Relobj::gc_process_relocs): New function.
5614 (Relobj::do_gc_process_relocs): New pure virtual function.
5615 (Relobj::sd_): New data member.
5616 (Sized_relobj::is_output_section_offset_invalid): New function.
5617 (Sized_relobj::do_gc_process_relocs): New function.
5618 * options.h (General_options::gc_sections): Modify to not be a no-op.
5619 (General_options::print_gc_sections): New option.
5620 * plugin.cc (Plugin_finish::run): Remove function call to
5621 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5622 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5623 * reloc.cc (Read_relocs::run): Add task to process relocs and
5624 determine unreferenced sections when doing garbage collection.
5625 (Gc_process_relocs): New class.
5626 (Sized_relobj::do_gc_process_relocs): New function.
5627 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5628 sections that are garbage collected.
5629 * reloc.h (Gc_process_relocs): New class.
5630 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5631 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5632 symbols whose corresponding sections are garbage collected.
5633 (Symbol_table::Symbol_table): Add new parameter for the garbage
5635 (Symbol_table::gc_mark_undef_symbols): New function.
5636 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5637 (Symbol_table::gc_mark_dyn_syms): New function.
5638 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5640 (Symbol_table::add_from_object): Likewise.
5641 (Symbol_table::add_from_relobj): When building shared objects, do not
5642 treat externally visible symbols as garbage.
5643 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5644 table information for static and relocatable links.
5645 * symtab.h (Symbol_table::set_gc): New function.
5646 (Symbol_table::gc): New function.
5647 (Symbol_table::gc_mark_undef_symbols): New function.
5648 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5649 (Symbol_table::gc_mark_dyn_syms): New function.
5650 (Symbol_table::gc_): New data member.
5651 * target.h (Sized_target::gc_process_relocs): New pure virtual
5653 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5654 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5656 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5658 * options.h (General_options::gc_sections): Define as a no-op for now.
5659 (General_options::no_keep_memory): Ditto.
5660 (General_options::Bshareable): Define.
5661 * options.cc (General_options::finalize): Honor -Bshareable.
5663 2009-01-20 Andreas Schwab <schwab@suse.de>
5665 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5666 read the value in the contents, since we don't use it. Use the
5667 template endianness when writing.
5668 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5670 2009-01-19 Andreas Schwab <schwab@suse.de>
5672 * configure.tgt (powerpc64-*): Fix targ_obj.
5674 2009-01-15 Ian Lance Taylor <iant@google.com>
5676 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5677 local symbols when stripping all symbols.
5679 2009-01-14 Cary Coutant <ccoutant@google.com>
5681 * output.cc (Output_reloc): Add explicit instantiations.
5683 2009-01-14 Cary Coutant <ccoutant@google.com>
5685 * archive.cc (Archive::get_elf_object_for_member): Remove call
5686 to File_read::claim_for_plugin.
5687 * descriptors.cc (Descriptors::open): Remove reference to
5689 (Descriptors::claim_for_plugin): Remove.
5690 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5691 (Descriptors::is_claimed): Remove.
5692 (claim_descriptor_for_plugin): Remove.
5693 * fileread.cc (File_read::claim_for_plugin): Remove.
5694 * fileread.h (File_read::claim_for_plugin): Remove.
5695 (File_read::descriptor): Reopen descriptor if necessary.
5696 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5697 (Plugin_manager::all_symbols_read): Add task parameter. Change
5699 (Plugin_manager::get_input_file): New function.
5700 (Plugin_manager::release_input_file): New function.
5701 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5702 corresponding data member.
5703 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5704 and pass to base constructor. Change all callers.
5705 (get_input_file, release_input_file): New functions.
5706 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5707 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5708 (Plugin_manager::all_symbols_read): Add task parameter.
5709 (Plugin_manager::get_input_file): New function.
5710 (Plugin_manager::release_input_file): New function.
5711 (Plugin_manager::task_): New data member.
5712 (Pluginobj::Pluginobj): Add filesize parameter.
5713 (Pluginobj::filename): New function.
5714 (Pluginobj::descriptor): New function.
5715 (Pluginobj::filesize): New function.
5716 (Pluginobj::filesize_): New data member.
5717 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5718 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5719 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5721 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5722 with archive libraries.
5723 * testsuite/Makefile.in: Regenerate.
5724 * testsuite/plugin_test.c (struct sym_info): New type.
5725 (get_input_file, release_input_file): New static variables.
5726 (onload): Capture new transfer vector entries.
5727 (claim_file_hook): Stop reading at end of file according to filesize.
5728 Factor out parsing of readelf output into separate function.
5729 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5730 APIs and get the source file name from the symbol table. Convert
5731 source file name to corresponding object file name. Print info
5732 message when adding new input files.
5733 (parse_readelf_line): New function.
5734 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5735 * testsuite/plugin_test_2.sh: Likewise.
5736 * testsuite/plugin_test_3.sh: Likewise.
5737 * testsuite/plugin_test_4.sh: New test case.
5739 2009-01-07 Ian Lance Taylor <iant@google.com>
5741 * version.cc (version_string): Bump to 1.8.
5743 2008-12-23 Cary Coutant <ccoutant@google.com>
5745 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5746 * plugin.cc (Plugin_manager::finish): Rename as
5747 layout_deferred_objects. Move cleanup to separate function.
5748 (Plugin_manager::cleanup): New function.
5749 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5751 * plugin.h (Plugin_manager::finish): Rename as
5752 layout_deferred_objects.
5753 (Plugin_manager::cleanup): New function.
5754 (Plugin_manager::cleanup_done): New field.
5756 2008-12-23 Cary Coutant <ccoutant@google.com>
5758 * plugin.cc (is_visible_from_outside): New function.
5759 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5760 so we don't return "IR only" status for exported symbols or -r links.
5762 * testsuite/Makefile.am (plugin_test_3): New test case.
5763 * testsuite/Makefile.in: Regenerate.
5764 * testsuite/plugin_test_3.sh: New file.
5766 2008-12-22 Cary Coutant <ccoutant@google.com>
5768 * object.cc (Sized_relobj::layout_section): New function.
5769 (Sized_relobj::do_layout): Defer layout of input sections until after
5770 plugin has provided replacement files.
5771 (Sized_relobj::do_layout_deferred_sections): New function.
5772 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5773 (Relobj::layout_deferred_sections): New function.
5774 (Relobj::do_layout_deferred_sections): New function.
5775 (Sized_relobj::do_layout_deferred_sections): New function.
5776 (Sized_relobj::layout_section): New function.
5777 (Sized_relobj::Deferred_layout): New structure.
5778 (Sized_relobj::deferred_layout_): New field.
5779 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5780 Change all callers. Layout deferred sections.
5781 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5783 (Plugin_hook::run): Move code from do_plugin_hook inline.
5784 (Plugin_hook::do_plugin_hook): Remove.
5785 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5786 (Plugin_manager::finish): Renamed, was cleanup.
5787 (Plugin_manager::should_defer_layout): New function.
5788 (Plugin_manager::add_deferred_layout_object): New function.
5789 (Plugin_manager::Deferred_layout_list): New type.
5790 (Plugin_manager::deferred_layout_objects_): New field.
5791 (Plugin_hook::do_plugin_hook): Remove.
5793 2008-12-17 Ian Lance Taylor <iant@google.com>
5795 * options.h (class General_options): Add --no case for
5798 2008-12-16 Cary Coutant <ccoutant@google.com>
5800 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5802 (Plugin_manager::claim_file): Create plugin object even if
5803 plugin did not call the add_symbols callback.
5804 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5805 asking for more symbols than were added.
5806 * testsuite/Makefile.am (plugin_test_1): Add test case with
5808 (empty.syms): New target.
5809 * testsuite/Makefile.in: Regenerate.
5810 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5811 message. Don't call add_symbols if no globals.
5812 (all_symbols_read_hook): Don't provide replacement for empty
5815 2008-12-12 Ian Lance Taylor <iant@google.com>
5817 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5818 r_type == 0 for a local symbol with r_sym == 0.
5819 (scan_relocatable_relocs): Pass r_sym to
5820 local_non_section_strategy.
5821 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5824 * configure.ac: Update test for TLS descriptors: they are
5825 supported as of glibc 2.9.
5826 * configure: Rebuild.
5828 2008-12-11 Ian Lance Taylor <iant@google.com>
5831 * target-reloc.h (Default_scan_relocatable_relocs): For each
5832 function, map r_type == 0 to RELOC_DISCARD.
5834 2008-12-10 Cary Coutant <ccoutant@google.com>
5836 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5837 object to override a kept COMDAT group from a plugin object.
5839 2008-12-09 Ian Lance Taylor <iant@google.com>
5842 * yyscript.y (file_cmd): Handle INPUT.
5844 * testsuite/initpri1.c: Change all declarations to be full
5845 prototypes by adding void, to avoid compiler warnings.
5847 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5849 * options.cc (General_options::parse_plugin_opt): New.
5850 (General_options::add_plugin): The argument now is just the filename.
5851 (General_options::add_plugin_option): New.
5852 * options.h (plugin_opt): New.
5853 (add_plugin): Change argument name.
5854 (add_plugin_option): New.
5855 * plugin.cc (Plugin::load): Don't parse the plugin option.
5856 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5857 (Plugin::add_option): New.
5858 (Plugin::args_): Change type.
5859 (Plugin::filename_): New.
5860 (Plugin_manager::add_plugin_option): New.
5861 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5862 * testsuite/Makefile.in: Regenerate.
5864 2008-12-05 Cary Coutant <ccoutant@google.com>
5866 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5867 Handle --strip-lto-sections option.
5868 * options.h (strip_lto_sections): New option.
5870 2008-12-01 Cary Coutant <ccoutant@google.com>
5872 * plugin.cc (ld_plugin_message): Change format parameter to const.
5873 Fix mismatch between new[] and delete.
5875 2008-11-14 Cary Coutant <ccoutant@google.com>
5877 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5880 2008-11-05 Craig Silverstein <csilvers@google.com>
5882 * options.cc (General_options::parse_dynamic_list): New function.
5883 * options.h (General_options): New flags dynamic_list,
5884 dynamic_list_data, dynamic_list_cpp_new, and
5885 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5886 (General_options::in_dynamic_list): New function.
5887 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5888 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5889 (Lex::can_continue_name): Likewise.
5891 (read_script_file): New parameter script_options.
5892 (read_dynamic_list): New function.
5893 (Script_options::define_dynamic_list): New function.
5894 (dynamic_list_keyword_parsecodes): New variable.
5895 (dynamic_list_keywords): New variable.
5896 * script.h (Script_options::define_dynamic_list): New function
5898 (read_dynamic_list): New function prototype.
5899 * symtab.cc (strprefix): New macro.
5900 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5901 dynamic_list_data, dynamic_list_cpp_new, and
5902 dynamic_list_cpp_typeinfo.
5903 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5904 (dynamic_list_expr): New rule.
5905 (dynamic_list_nodes): Likewise.
5906 (dynamic_list_node): Likewise.
5907 * testsuite/Makefile.am (dynamic_list): New test.
5908 * testsuite/Makefile.in: Regenerated.
5909 * testsuite/dynamic_list.t: New file.
5910 * testsuite/dynamic_list.sh: New file.
5912 2008-11-05 Craig Silverstein <csilvers@google.com>
5914 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5915 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5916 (t11_last): Likewise.
5917 * testsuite/ver_test_6.c (main): Likewise.
5919 2008-10-07 Cary Coutant <ccoutant@google.com>
5921 * options.c (General_options::finalize): Add check for -static and
5923 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5926 2008-10-02 Cary Coutant <ccoutant@google.com>
5928 * plugin.cc (make_sized_plugin_object): Fix conditional
5929 compilation to work when not all targets are enabled.
5931 2008-09-29 Cary Coutant <ccoutant@google.com>
5933 * archive.cc (Archive::get_file_and_offset): Use filename instead
5934 of name to get library path.
5935 (Archive::include_member): Unlock external member of a thin archive.
5937 * testsuite/Makefile.am (TEST_AR): New variable.
5938 (thin_archive_test_1): New test.
5939 (thin_archive_test_2): New test.
5940 * testsuite/Makefile.in: Regenerate.
5941 * testsuite/thin_archive_main.cc: New file.
5942 * testsuite/thin_archive_test_1.cc: New file.
5943 * testsuite/thin_archive_test_2.cc: New file.
5944 * testsuite/thin_archive_test_3.cc: New file.
5945 * testsuite/thin_archive_test_4.cc: New file.
5947 2008-09-29 Cary Coutant <ccoutant@google.com>
5949 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5950 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5952 (Sized_relobj::do_finalize_local_symbols): Likewise.
5953 (Sized_relobj::map_to_kept_section): Likewise.
5954 * object.h (Sized_relobj::invalid_address): New constant.
5955 (Sized_relobj::do_output_section_offset): Check for invalid_address
5957 * output.cc (Output_reloc::local_section_offset): Use constant
5958 invalid_address instead of -1U.
5959 (Output_reloc::get_address): Likewise.
5960 (Output_section::output_address): Change -1U to -1ULL.
5961 * output.h (Output_reloc::invalid_address): New constant.
5962 * reloc.cc (Sized_relobj::write_sections): Use constant
5963 invalid_address instead of -1U.
5964 (Sized_relobj::relocate_sections): Likewise.
5965 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5966 values for merge sections.
5967 * target-reloc.h (relocate_for_relocatable): Use constant
5968 invalid_address instead of -1U.
5970 2008-09-19 Cary Coutant <ccoutant@google.com>
5972 Add plugin functionality for link-time optimization (LTO).
5973 * configure.ac (plugins): Add --enable-plugins option.
5974 * configure: Regenerate.
5975 * config.in: Regenerate.
5976 * Makefile.am (LIBDL): New variable.
5977 (CCFILES): Add plugin.cc.
5978 (HFILES): Add plugin.h.
5979 (ldadd_var): Add LIBDL.
5980 * Makefile.in: Regenerate.
5982 * archive.cc: Include "plugin.h".
5983 (Archive::setup): Don't preread archive symbols when using a plugin.
5984 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5985 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5987 (Archive::include_member): Add symbols from plugin objects.
5988 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5989 * descriptors.cc (Descriptors::open): Check for file descriptors
5990 abandoned by plugins.
5991 (Descriptors::claim_for_plugin): New function.
5992 * descriptors.h (Descriptors::claim_for_plugin): New function.
5993 (Open_descriptor::is_claimed): New field.
5994 (claim_descriptor_for_plugin): New function.
5995 * fileread.cc (File_read::claim_for_plugin): New function.
5996 * fileread.h (File_read::claim_for_plugin): New function.
5997 (File_read::descriptor): New function.
5998 * gold.cc: Include "plugin.h".
5999 (queue_initial_tasks): Add task to call plugin hooks for generating
6001 * main.cc: Include "plugin.h".
6002 (main): Load plugin libraries.
6003 * object.h (Pluginobj): Declare.
6004 (Object::pluginobj): New function.
6005 (Object::do_pluginobj): New function.
6006 (Object::set_target): New function.
6007 * options.cc: Include "plugin.h".
6008 (General_options::parse_plugin): New function.
6009 (General_options::General_options): Initialize plugins_ field.
6010 (General_options::add_plugin): New function.
6011 * options.h (Plugin_manager): Declare.
6012 (General_options): Add --plugin option.
6013 (General_options::has_plugins): New function.
6014 (General_options::plugins): New function.
6015 (General_options::add_plugin): New function.
6016 (General_options::plugins_): New field.
6017 * plugin.cc: New file.
6018 * plugin.h: New file.
6019 * readsyms.cc: Include "plugin.h".
6020 (Read_symbols::do_read_symbols): Check for archive before checking
6021 for ELF file. Call plugin hooks to claim files.
6022 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6023 from a real object file; force override when processing replacement
6025 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6026 (Symbol::init_base_object): Likewise.
6027 (Symbol::init_base_output_data): Likewise.
6028 (Symbol::init_base_output_segment): Likewise.
6029 (Symbol::init_base_constant): Likewise.
6030 (Symbol::init_base_undefined): Likewise.
6031 (Symbol::output_section): Assert that object is not a plugin.
6032 (Symbol_table::add_from_pluginobj): New function.
6033 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6035 (Symbol_table::sized_write_globals): Likewise.
6036 (Symbol_table::add_from_pluginobj): Instantiate template.
6037 * symtab.h (Sized_pluginobj): Declare.
6038 (Symbol::in_real_elf): New function.
6039 (Symbol::set_in_real_elf): New function.
6040 (Symbol::in_real_elf_): New field.
6041 (Symbol_table::add_from_pluginobj): New function.
6043 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6044 (LIBDL): New variable.
6046 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6047 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6048 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6049 (MOSTLYCLEANFILES): Likewise.
6050 * testsuite/Makefile.in: Regenerate.
6051 * testsuite/plugin_test.c: New file.
6052 * testsuite/plugin_test_1.sh: New file.
6053 * testsuite/plugin_test_2.sh: New file.
6055 2008-09-16 Ian Lance Taylor <iant@google.com>
6057 * target-reloc.h (relocate_section): Check whether a symbol is
6058 defined by the ABI before reporting an undefined symbol error.
6059 * target.h (Target::is_defined_by_abi): Make parameter const.
6060 (Target::do_is_defined_by_abi): Likewise.
6061 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6062 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6063 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6064 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6065 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6066 * testsuite/Makefile.in: Rebuild.
6068 * fileread.cc (make_view): Add casts to avoid warning.
6070 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6072 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6073 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6075 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6077 * options.h (General_options::output_is_executable): New.
6078 (General_options::output_is_pie): New.
6079 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6080 for shared libraries.
6081 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6083 2008-09-11 Chris Demetriou <cgd@google.com>
6085 * options.h (origin): New -z option.
6086 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6087 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6090 2008-09-05 Cary Coutant <ccoutant@google.com>
6092 * fileread.cc (File_read::make_view): Add check for attempt to map
6095 2008-09-05 Cary Coutant <ccoutant@google.com>
6097 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6098 explicit instantiations.
6100 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6103 * options.cc (General_options::finalize): Allow undefined symbols
6104 in shlibs if linking -shared.
6107 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6108 symbols as not needing a dynsym entry.
6110 2008-08-20 Craig Silverstein <csilvers@google.com>
6112 * fileread.cc (File_read::open): Do not lock the file unless it
6113 was successfully opened.
6115 2008-08-14 Cary Coutant <ccoutant@google.com>
6117 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6118 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6119 * testsuite/tls_test.cc (struct int128): 128-bit struct
6120 for testing TLS relocs with non-zero addend.
6121 (v12): New TLS variable.
6123 (t_last): Add check for v12.
6124 * testsuite/tls_test.h (t12): New function.
6125 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6127 2008-08-13 Ian Lance Taylor <iant@google.com>
6129 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6130 set tls_segment_ or relro_segment_.
6131 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6133 * output.h (Output_section::clear_is_relro): New function.
6134 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6135 sections specially even when output_data_ is empty.
6136 (Output_segment::maximum_alignment): When first section is relro,
6137 only force alignment for PT_LOAD segments.
6138 * script.cc (script_data_segment_align): New function.
6139 (script_data_segment_relro_end): New function.
6140 * script-c.h (script_data_segment_align): Declare.
6141 (script_data_segment_relro_end): Declare.
6142 * script-sections.h (class Script_sections): Declare
6143 data_segment_align and data_segment_relro_end. Add fields
6144 segment_align_index_ and saw_relro_end_.
6145 * script-sections.cc (class Sections_element): Add set_is_relro
6146 virtual function. Add new bool* parameter to place_orphan_here.
6147 Add get_output_section virtual function.
6148 (class Output_section_definition): Add set_is_relro. Add new
6149 bool* parameter to place_orphan_here. Add get_output_section.
6150 Add is_relro_ field.
6151 (Output_section_definition::Output_section_definition): Initialize
6152 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6153 and is_relro_ fields.
6154 (Output_section_definition::place_orphan_here): Add is_relro
6156 (Output_section_definition::set_section_addresses): Set relro for
6158 (Output_section_definition::alternate_constraint): Likewise.
6159 (class Orphan_output_section): Add new bool* parameter to
6160 place_orphan_here. Add get_output_section.
6161 (Orphan_output_section::place_orphan_here): Add is_relro
6163 (Script_sections::Script_sections): Initialize
6164 data_segment_align_index_ and saw_relro_end_.
6165 (Script_sections::data_segment_align): New function.
6166 (Script_sections::data_segment_relro_end): New function.
6167 (Script_sections::place_orphan): Set or clear is_relro.
6168 (Script_sections::set_section_addresses): Force alignment of first
6170 * yyscript.y (exp): Call script_data_segment_align and
6171 script_data_segment_relro_end.
6172 * testsuite/relro_script_test.t: New file.
6173 * testsuite/relro_test.cc (using_script): Declare.
6174 (t1, t2): Test using_script.
6175 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6176 (relro_script_test_SOURCES): Define.
6177 (relro_script_test_DEPENDENCIES): Define.
6178 (relro_script_test_LDFLAGS): Define.
6179 (relro_script_test_LDADD): Define.
6180 (relro_script_test.so): New target.
6181 * testsuite/Makefile.in: Rebuild.
6183 2008-08-06 Cary Coutant <ccoutant@google.com>
6185 * archive.cc (Archive::total_archives, Archive::total_members)
6186 (Archive::total_members_loaded): New variables.
6187 (Archive::setup): Add parameter. Add option to preread
6189 (Archive::read_armap): Add counter.
6190 (Archive::get_file_and_offset): New function.
6191 (Archive::get_elf_object_for_member): New function.
6192 (Archive::read_all_symbols): New function.
6193 (Archive::read_symbols): New function.
6194 (Archive::add_symbols): Add counters.
6195 (Archive::include_all_members): Use armap to find members if it's
6197 (Archive::include_member): Skip reading symbols if already read.
6198 Factored code into Archive::get_file_and_offset and
6199 Archive::get_elf_object_for_member. Changed call to
6200 Mapfile::report_include_archive_member.
6201 (Archive::print_stats): New function.
6202 * archive.h: Declare Object and Read_symbols_data classes.
6203 (Archive::Archive): Add initializers for new members.
6204 (Archive::setup): Add parameter.
6205 (Archive::print_stats): New function.
6206 (Archive::total_archives, Archive::total_members)
6207 (Archive::total_members_loaded): New variables.
6208 (Archive::get_file_and_offset): New function.
6209 (Archive::get_elf_object_for_member): New function.
6210 (Archive::read_all_symbols): New function.
6211 (Archive::read_symbols): New function.
6212 (Archive::Archive_member): New class.
6213 (Archive::members_): New member.
6214 (Archive::num_members_): New member.
6215 * main.cc: Include archive.h.
6216 (main): Call Archive::print_stats.
6217 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6218 archive parameter; member_name is now the fully-decorated name.
6219 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6220 * options.h: (General_options): Add --preread-archive-symbols option.
6221 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6224 2008-08-04 Ian Lance Taylor <iant@google.com>
6226 * symtab.h (Symbol::use_plt_offset): New function.
6227 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6228 * powerpc.cc (Relocate::relocate): Likewise.
6229 * sparc.cc (Relocate::relocate): Likewise.
6230 * x86_64.cc (Relocate::relocate): Likewise.
6231 * testsuite/weak_plt.sh: New test.
6232 * testsuite/weak_plt_main.cc: New test.
6233 * testsuite/weak_plt_shared.cc: New test.
6234 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6235 (check_PROGRAMS): Add weak_plt.
6236 (check_DATA): Add weak_plt_shared.so.
6237 (weak_plt_main_pic.o, weak_plt): New targets.
6238 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6239 * testsuite/Makefile.in: Rebuild.
6241 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6243 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6244 * testsuite/Makefile.in: Rebuild.
6246 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6248 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6249 * Makefile.in: Regenerate.
6250 * po/POTFILES.in: Regenerate.
6252 2008-07-29 Ian Lance Taylor <iant@google.com>
6254 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6255 symbols before other symbols.
6256 * testsuite/script_test_2.cc (test_addr): Declare.
6257 (test_addr_alias): Declare.
6258 (main): Check that test_addr and test_addr_alias have the right
6260 * testsuite/script_test_2.t: Define test_addr_alias and
6263 2008-07-24 Ian Lance Taylor <iant@google.com>
6266 * descriptors.cc: New file.
6267 * descriptors.h: New file.
6268 * gold-threads.h (class Hold_optional_lock): New class.
6269 * fileread.cc: Include "descriptors.h".
6270 (File_read::~File_read): Release descriptor rather than closing
6272 (File_read::open) [file]: Call open_descriptor rather than open.
6273 Set is_descriptor_opened_.
6274 (File_read::open) [memory]: Assert that descriptor is not open.
6275 (File_read::reopen_descriptor): New function.
6276 (File_read::release): Release descriptor.
6277 (File_read::do_read): Make non-const. Reopen descriptor.
6278 (File_read::read): Make non-const.
6279 (File_read::make_view): Reopen descriptor.
6280 (File_read::do_readv): Likewise.
6281 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6282 Update declarations.
6283 * layout.cc: Include "descriptors.h".
6284 (Layout::create_build_id): Use open_descriptor rather than open.
6285 * output.cc: Include "descriptors.h".
6286 (Output_file::open): Use open_descriptor rather than open.
6287 * archive.cc (Archive::const_iterator): Change Archive to be
6289 (Archive::begin, Archive::end): Make non-const.
6290 (Archive::count_members): Likewise.
6291 * archive.h (class Archive): Update declarations.
6292 * object.h (Object::read): Make non-const.
6293 * Makefile.am (CCFILES): Add descriptors.cc.
6294 (HFILES): Add descriptors.h.
6295 * Makefile.in: Rebuild.
6298 * gold.h: Always include <clocale>. Add Solaris workarounds
6299 following code in binutils/sysdep.h.
6302 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6303 this->eh_frame_hdr_ is NULL before using it.
6305 * dynobj.cc (Versions::Versions): Update comment.
6307 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6308 the base version name.
6310 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6311 array size plus one.
6312 (Stringpool_template::set_string_offsets): Subtract one from key
6313 before using it as an array index.
6314 (Stringpool_template::get_offset_with_length): Likewise.
6315 (Stringpool_template::write_to_buffer): Likewise.
6316 * stringpool.h (Stringpool_template::get_offset_from_key):
6319 2008-07-23 Ian Lance Taylor <iant@google.com>
6322 * object.h (Merged_symbol_value::value): Do our best to handle a
6326 * script.cc (Version_script_info::get_versions): Don't add empty
6327 version tag to return value.
6328 (Version_script_info::get_symbol_version_helper): Change return
6329 type to bool. Add pversion parameter. Change all callers.
6330 (script_register_vers_node): Don't require a non-NULL tag.
6331 * script.h (class Version_script_info): Update declarations.
6332 (Version_script_info::get_symbol_version): Change return type to
6333 bool. Add version parameter. Change all callers.
6334 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6335 handling. Handle an empty version from a version script.
6336 (Symbol_table::define_special_symbol): Likewise.
6337 * testsuite/ver_test_10.script: New file.
6338 * testsuite/ver_test_10.sh: New file.
6339 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6340 (check_DATA): Add ver_test_10.syms.
6341 (ver_test_10.syms, ver_test_10.so): New target.
6342 * testsuite/Makefile.in: Rebuild.
6344 2008-07-23 Simon Baldwin <simonb@google.com>
6346 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6347 to zero for undefined symbols from dynamic libraries.
6349 2008-07-23 Ian Lance Taylor <iant@google.com>
6351 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6353 * symtab.h (class Symbol_table): Update declaration.
6354 * testsuite/ver_test_9.cc: New file.
6355 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6356 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6357 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6358 (ver_test_9.so, ver_test_9.o): New targets.
6359 * testsuite/Makefile.in: Rebuild.
6361 2008-07-22 Ian Lance Taylor <iant@google.com>
6363 * options.h (class General_options): Define --check-sections.
6364 * layout.cc (Layout::set_segment_offsets): Handle
6367 * options.h (class General_options): Define -n/--nmagic and
6369 * options.cc (General_options::finalize): For -n/--nmagic or
6370 -N/--omagic, set -static.
6371 * layout.cc (Layout::attach_allocated_section_to_segment): If
6372 -N/--omagic, don't put read-only and read-write sections in
6374 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6375 finding a read-only segment.
6376 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6377 don't set the minimum segment alignment to the common page size,
6378 and don't set the file offset to the address modulo the page size.
6379 * script-sections.cc (Script_sections::create_segments): If
6380 -n/--omagic, don't put read-only and read-write sections in
6383 * cref.cc: New file.
6385 * options.h (class General_options): Add --print-symbol-counts.
6386 * main.cc (main): Issue defined symbol report if requested.
6387 * archive.cc (Archive::interpret_header): Make into a const member
6389 (Archive::add_symbols): Call Input_objects::archive_start and
6391 (Archive::const_iterator): Define new class.
6392 (Archive::begin, Archive::end): New functions.
6393 (Archive::include_all_members): Rewrite to use iterator.
6394 (Archive::count_members): New function.
6395 * archive.h (class Archive): Update declarations.
6396 (Archive::filename): New function.
6397 * object.cc: Include "cref.h".
6398 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6399 (Sized_relobj::do_get_global_symbol_counts): New function.
6400 (Input_objects::add_object): Add object to cross-referencer.
6401 (Input_objects::archive_start): New function.
6402 (Input_objects::archive_stop): New function.
6403 (Input_objects::print_symbol_counts): New function.
6404 * object.h: Declare Cref and Archive.
6405 (Object::get_global_symbol_counts): New function.
6406 (Object::do_get_global_symbol_counts): New pure virtual function.
6407 (class Sized_relobj): Add defined_count_ field. Update
6409 (class Input_objects): Add cref_ field. Update constructor.
6410 Update declarations.
6411 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6413 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6415 (Sized_dynobj::do_get_global_symbol_counts): New function.
6416 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6417 defined_count_. Update declarations. Define Symbols typedef.
6418 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6419 parameter. Change all callers.
6420 (Symbol_table::add_from_dynobj): Add sympointers and defined
6421 parameters. Change all callers.
6422 * symtab.h (class Symbol_table): Update declarations.
6423 * Makefile.am (CCFILES): Add cref.cc.
6424 (HFILES): Add cref.h.
6425 * Makefile.in: Rebuild.
6427 2008-07-22 Simon Baldwin <simonb@google.com>
6429 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6430 to zero when writing undefined symbols.
6432 2008-07-22 Ian Lance Taylor <iant@google.com>
6434 * output.cc (Output_section::add_input_section): Don't try to
6435 merge empty merge sections.
6437 2008-07-21 Craig Silverstein <csilvers@google.com>
6439 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6440 Include symbol version in error message.
6442 2008-07-20 Chris Demetriou <cgd@google.com>
6444 * configure.ac (gold_cv_c_random_seed): New configured variable.
6445 (RANDOM_SEED_CFLAGS): New substituted variable.
6446 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6447 * configure: Rebuild.
6448 * Makefile.in: Likewise.
6449 * testsuite/Makefile.in: Likewise.
6451 2008-07-18 Ian Lance Taylor <iant@google.com>
6453 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6454 where we see NAME/NULL and NAME/VERSION as separate symbols.
6455 * testsuite/ver_test_main.cc (main): Call t4.
6456 (t4, t4_2a): Define.
6457 * testsuite/ver_test_2.cc (t4_2): Define.
6458 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6459 * testsuite/ver_test_4.cc (t4_2a): Define.
6460 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6461 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6463 2008-07-17 Ian Lance Taylor <iant@google.com>
6465 * dynobj.cc (Versions::add_def): If we give an error about a
6466 missing version, go ahead and create the version anyhow.
6468 2008-07-10 Ian Lance Taylor <iant@google.com>
6470 Handle output sections with more than 0x7fffffff bytes.
6471 * object.h (class Relobj): Change map_to_output_ to
6472 output_sections_, and just keep a section pointer. Change all
6473 uses. Move comdat group support to Sized_relobj.
6474 (Relobj::is_section_specially_mapped): Remove.
6475 (Relobj::output_section): Remove poff parameter. Change all
6477 (Relobj::output_section_offset): New function.
6478 (Relobj::set_section_offset): Rewrite.
6479 (Relobj::map_to_output): Remove.
6480 (Relobj::output_sections): New function.
6481 (Relobj::do_output_section_offset): New pure virtual function.
6482 (Relobj::do_set_section_offset): Likewise.
6483 (class Sized_relobj): Add section_offsets_ field. Add comdat
6484 group support from Relobj. Update declarations.
6485 (Sized_relobj::get_output_section_offset): New function.
6486 (Sized_relobj::do_output_section_offset): New function.
6487 (Sized_relobj::do_set_section_offset): New function.
6488 * object.cc (Relobj::output_section_address): Remove.
6489 (Sized_relobj::Sized_relobj): Initialize new fields.
6490 (Sized_relobj::include_section_group): Cast find_kept_object to
6492 (Sized_relobj::include_linkonce_section): Likewise.
6493 (Sized_relobj::do_layout): Use separate arrays for output section
6495 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6497 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6498 output_sections and section_offsets.
6499 (Sized_relobj::write_local_symbols): Likewise.
6500 (map_to_kept_section): Compute output address directly.
6501 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6502 output_sections and section_offsets.
6503 (Sized_relobj::write_sections): Likewise.
6504 (Sized_relobj::relocate_sections): Likewise.
6505 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6506 * output.h (class Output_reloc): Update declarations. Change
6507 u2_.relobj to Sized_relobj*.
6508 (class Output_data_reloc): Change add functions to use
6510 * output.cc (Output_reloc::Output_reloc): Change relobj to
6512 (Output_reloc::local_section_offset): Change return type to
6513 Elf_Addr. Use get_output_section_offset.
6514 (Output_reloc::get_address): Likewise.
6515 (Output_section::is_input_address_mapped): Don't call
6516 is_section_specially_mapped.
6517 (Output_section::output_offset): Likewise.
6518 (Output_section::output_address): Likewise.
6519 (Output_section::starting_output_address): Likewise.
6520 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6521 parameter to Sized_relobj*.
6522 (Copy_relocs::need_copy_reloc): Likewise.
6523 (Copy_relocs::save): Likewise.
6524 * copy-relocs.h (class Copy_relocs): Update declarations.
6525 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6526 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6527 * target-reloc.h (relocate_for_relocatable): Change
6528 offset_in_output_section type to Elf_Addr. Change code that uses
6530 * layout.cc (Layout::layout): Always set *off.
6531 * mapfile.cc (Mapfile::print_input_section): Use
6532 output_section_offset.
6533 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6535 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6536 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6537 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6539 2008-07-03 Ian Lance Taylor <iant@google.com>
6541 * layout.cc (Layout::include_section): Do not discard unrecognized
6542 SHT_STRTAB sections.
6544 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6546 * script.cc (Lex::can_continue_name): Make '?' allowable in
6547 version-script names.
6548 * testsuite/version_script.map: Change glob pattern to use '?'
6550 2008-06-30 Manish Singh <yosh@gimp.org>
6553 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6556 2008-06-30 Ian Lance Taylor <iant@google.com>
6560 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6561 versions]: Don't try to read the value in the contents, since we
6562 don't use it. Use the template endianness when writing.
6564 2008-06-25 Cary Coutant <ccoutant@google.com>
6566 * fileread.cc (File_read::make_view): Assert on zero-length view.
6567 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6568 symbol table when there are no symbols to read.
6570 2008-06-23 Craig Silverstein <csilvers@google.com>
6572 * version.cc (version_string): Bump to 1.7
6574 2008-06-18 Craig Silverstein <csilvers@google.com>
6576 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6577 constant 0xFFFF to type Valtype.
6578 (Powerpc_relocate_functions::rel16_ha): Likewise.
6580 2008-06-17 Ian Lance Taylor <iant@google.com>
6582 * output.h (Output_section::Input_section): Initialize p2align_ to
6583 zero for Output_section_data constructors.
6584 (Output_section::Input_section::addralign): If not an input
6585 section, return the alignment of the Output_section_data.
6586 * testsuite/copy_test.cc: New file.
6587 * testsuite/copy_test_1.cc: New file.
6588 * testsuite/copy_test_2.cc: New file.
6589 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6590 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6591 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6592 (copy_test_1_pic.o, copy_test_1.so): New targets.
6593 (copy_test_2_pic.o, copy_test_2.so): New targets.
6594 * testsuite/Makefile.in: Rebuild.
6596 * script-sections.cc (Script_sections::place_orphan): Initialize
6597 local variable exact.
6599 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6601 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6603 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6604 David S. Miller <davem@davemloft.net>
6606 * powerpc.cc: New file.
6607 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6608 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6609 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6610 * Makefile.in: Rebuild.
6612 2008-06-09 Ian Lance Taylor <iant@google.com>
6614 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6616 (throwing, orig_terminate): New static variables.
6617 (terminate_handler): New static function.
6618 (t2): Set terminate handler.
6620 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6623 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6626 2008-05-30 Cary Coutant <ccoutant@google.com>
6628 * archive.cc (Archive::include_all_members) Correct to step
6629 over symbol table and extended name table in thin archives.
6631 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6634 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6637 2008-05-28 Caleb Howe <cshowe@google.com>
6639 * reduced_debug_output.cc: New file.
6640 * reduced_debug_output.h: New file.
6641 * options.h (class General_options): Add --strip-debug-non-line.
6642 * options.cc (General_options::finalize): Add strip_debug_non_line
6643 to the strip heirarchy.
6644 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6646 * layout.cc: Include "reduced_debug_output.h".
6647 (Layout::Layout): Initialize new fields.
6648 (line_only_debug_sections): New static array.
6649 (is_lines_only_debug_sections): New static inline function.
6650 (Layout::include_section): Handle --strip-debug-non-line.
6651 (Layout::make_output_section): If --strip-debug-non-line, build
6652 new output sections for .debug_abbrev and .debug_info.
6653 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6654 gold. Warn about possible overflow.
6655 (read_signed_LEB_128): Likewise.
6656 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6657 (read_signed_LEB_128): Declare.
6658 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6659 (HFILES): Add reduced_debug_output.h.
6660 * Makefile.in: Rebuild.
6662 2008-05-21 Ian Lance Taylor <iant@google.com>
6664 * mapfile.cc: New file.
6665 * mapfile.h: New file.
6666 * options.h (class General_options): Add -M/--print-map and -Map.
6667 * options.cc (General_options::finalize): Make -M equivalent to
6669 * main.cc: Include <cstdio> and "mapfile.h".
6670 (main): Open mapfile if requested.
6671 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6672 constructor. Change caller.
6673 (queue_initial_tasks): Add mapfile parameter. Change caller.
6674 (queue_middle_tasks): Likewise.
6675 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6677 * archive.cc: Include "mapfile.h".
6678 (Archive::add_symbols): Add mapfile parameter. Change all
6679 callers. Pass mapfile, symbol, and reason to include_member.
6680 (Archive::include_all_members): Add mapfile parameter. Change all
6682 (Archive::include_member): Add mapfile, sym, and why parameters.
6683 Change all callers. Report inclusion to map file.
6684 * archive.h: Include "fileread.h".
6685 (class Archive): Update declarations.
6686 (Archive::file): New const method.
6687 (class Add_archive_symbols): Add mapfile_ field. Update
6688 constructor. Change all callers.
6689 * readsyms.h (class Read_symbols): Likewise.
6690 (class Finish_group): Likewise.
6691 (class Read_script): Likewise.
6692 * common.cc: Include "mapfile.h".
6693 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6695 (Symbol_table::do_allocate_commons): Likewise.
6696 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6697 symbol allocation to mapfile.
6698 * common.h (class Allocate_commons_task): Add mapfile_ field.
6699 Update constructor. Change all callers.
6700 * symtab.h (class Symbol_table): Update declarations.
6701 * layout.cc: Include "mapfile.h".
6702 (Layout_task_runner::run): Print information to mapfile.
6703 (Layout::create_gold_note): Change Output_data_fixed_space to
6704 Output_data_zero_fill.
6705 (Layout::create_build_id): Likewise.
6706 (Layout::print_to_mapfile): New function.
6707 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6708 constructor. Change caller.
6709 (class Layout): Declare print_to_mapfile.
6710 * output.cc (Output_section::Input_section::print_to_mapfile): New
6712 (Output_section::add_input_section): If producing a map, always
6713 add to input_sections_ list.
6714 (Output_section::do_print_to_mapfile): New function.
6715 (Output_segment::print_sections_to_mapfile): New function.
6716 (Output_segment::print_section_list_to_mapfile): New function.
6717 * output.h: Include "mapfile.h".
6718 (Output_data::print_to_mapfile): New function.
6719 (Output_data::do_print_to_mapfile): New virtual function.
6720 (Output_segment_headers::do_print_to_mapfile): New function.
6721 (Output_file_header::do_print_to_mapfile): New function.
6722 (Output_data_const::do_print_to_mapfile): New function.
6723 (class Output_data_const_buffer): Add map_name_ field. Update
6724 constructor. Change all callers. Add do_print_to_mapfile
6726 (class Output_data_fixed_space): Likewise.
6727 (class Output_data_space): Likewise.
6728 (class Output_data_zero_fill): New class.
6729 (Output_data_strtab::do_print_to_mapfile): New function.
6730 (Output_data_reloc_base::do_print_to_mapfile): New function.
6731 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6732 (Output_data_group::do_print_to_mapfile): New function.
6733 (Output_data_got::do_print_to_mapfile): New function.
6734 (Output_data_dynamic::do_print_to_mapfile): New function.
6735 (Output_symtab_xindex::do_print_to_mapfile): New function.
6736 (class Output_section): Declare do_print_to_mapflie. Declare
6737 print_to_mapfile in Input_section.
6738 (class Output_segment): Declare new functions.
6739 * object.h (Sized_relobj::symbol_count): New function.
6740 * script-sections.cc
6741 (Output_section_element_dot_assignment::set_section_addresses):
6742 Change Output_data_fixed_space to Output_data_zero_fill.
6743 (Output_data_expression::do_print_to_mapfile): New function.
6744 * script.cc (read_input_script): Add mapfile parameter. Change
6746 * script.h (read_input_script): Update declaration.
6747 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6748 (Eh_frame::do_print_to_mapfile): New function.
6749 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6750 (Output_merge_string::do_print_to_mapfile): New function.
6751 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6753 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6755 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6757 * Makefile.am (CCFILES): Add mapfile.cc.
6758 (HFILES): Add mapfile.h.
6759 * Makefile.in: Rebuild.
6761 2008-05-19 Ian Lance Taylor <iant@google.com>
6763 * options.h (class General_options): Add -z relro.
6764 * layout.cc (Layout::Layout): Initialize relro_segment_.
6765 (Layout::add_output_section_data): Return the output section.
6766 (Layout::make_output_section): Rcognize relro sections and mark
6768 (Layout::attach_allocated_section_to_segment): Put relro sections
6769 in a PT_GNU_RELRO segment.
6770 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6772 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6774 (Layout::linkonce_mapping): Map d.rel.ro.local to
6776 (Layout::output_section_name): Us .data.rel.ro.local for any
6777 section which begins with that.
6778 * layout.h (class Layout): Update add_output_section_data
6779 declaration. Add relro_segment_ field.
6780 * output.cc (Output_section::Output_section): Initialize is_relro_
6781 and is_relro_local_ fields.
6782 (Output_segment::add_output_section): Group relro sections.
6783 (Output_segment::is_first_section_relro): New function.
6784 (Output_segment::maximum_alignment): If there is a relro section,
6785 align the segment to the common page size.
6786 (Output_segment::set_section_addresses): Track whether we are
6787 looking at relro sections. If the last section is a relro
6788 section, align to the common page size.
6789 (Output_segment::set_section_list_addresses): Add in_relro
6790 parameter. Change all callers. Align to the page size when
6791 moving from relro to non-relro section.
6792 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6794 * output.h (class Output_section): Add is_relro_ and
6795 is_relro_local_ fields.
6796 (Output_section::is_relro): New function.
6797 (Output_section::set_is_relro): New function.
6798 (Output_section::is_relro_local): New function.
6799 (Output_section::set_is_relro_local): New function.
6800 (class Output_segment): Update declarations.
6801 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6802 * sparc.cc (Target_sparc::got_section): Likewise.
6803 * x86_64.cc (Target_x86_64::got_section): Likewise.
6804 * testsuite/relro_test_main.cc: New file.
6805 * testsuite/relro_test.cc: New file.
6806 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6807 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6808 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6809 (relro_test.so, relro_test_pic.o): New targets.
6810 * testsuite/Makefile.in: Rebuild.
6812 2008-05-16 Ian Lance Taylor <iant@google.com>
6814 * output.cc (Output_segment::add_output_section): Remove front
6816 * output.h (class Output_segment): Remove
6817 add_initial_output_section and overloaded add_output_section.
6818 Update declaration of remaining add_output_section.
6819 * layout.cc (Layout::create_interp): Call add_output_section
6820 rather than add_initial_output_section.
6821 (Layout::finish_dynamic_section): Likewise.
6823 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6824 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6825 know the dynamic type.
6826 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6827 field. Initialize it in constructor.
6828 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6829 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6830 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6833 * output.cc (Output_reloc::get_address): Change return type to
6835 * output.h (class Output_reloc): Update get_address declaration.
6836 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6837 for section addresses.
6839 2008-05-09 Ian Lance Taylor <iant@google.com>
6842 * gold.cc (gold_nomem): Use return value of write.
6844 2008-05-08 Ian Lance Taylor <iant@google.com>
6846 * symtab.c (Symbol::init_base_output_data): Add version
6847 parameter. Change all callers.
6848 (Symbol::init_base_output_segment): Likewise.
6849 (Symbol::init_base_constant): Likewise.
6850 (Symbol::init_base_undefined): Likewise.
6851 (Sized_symbol::init_output_data): Likewise.
6852 (Sized_symbol::init_output_segment): Likewise.
6853 (Sized_symbol::init_constant): Likewise.
6854 (Sized_symbol::init_undefined): Likewise.
6855 (Symbol_table::do_define_in_output_data): If the new symbol has a
6856 version, mark it as the default.
6857 (Symbol_table::do_define_in_output_segment): Likewise.
6858 (Symbol_table::do_define_as_constant): Likewise.
6859 * symtab.h (class Symbol): Update declarations.
6860 (class Sized_symbol): Likewise.
6861 * resolve.cc (Symbol::override_version): New function.
6862 (Symbol::override_base): Call override_version.
6863 (Symbol::override_base_with_special): Likewise.
6864 * testsuite/ver_script_8.script: New file.
6865 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6866 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6867 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6868 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6870 2008-05-06 Ian Lance Taylor <iant@google.com>
6873 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6875 (class General_options): Remove existing --undefined, and add
6876 --no-undefined instead. Add new --undefined as synonym for -u.
6877 * archive.cc (Archive::add_symbols): Check whether symbol was
6879 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6880 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6881 all uses. Add IS_UNDEFINED. Update declarations to split
6882 different versions of init_base. Declare init_base_undefined.
6883 (Symbol::is_defined): Handle IS_UNDEFINED.
6884 (Symbol::is_undefined): Likewise.
6885 (Symbol::is_weak_undefined): Call is_undefined.
6886 (Symbol::is_absolute): Handle IS_CONSTANT.
6887 (class Sized_symbol): Update declarations to split different
6888 versions of init. Declare init_undefined.
6889 (class Symbol_table): Declare new functions.
6890 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6892 (Symbol::init_base_output_data): Likewise.
6893 (Symbol::init_base_output_segment): Likewise.
6894 (Symbol::init_base_constant): Likewise.
6895 (Symbol::init_base_undefined): New function.
6896 (Sized_symbol::init_object): Rename from init. Change all
6898 (Sized_symbol::init_output_data): Likewise.
6899 (Sized_symbol::init_output_segment): Likewise.
6900 (Sized_symbol::init_constant): Likewise.
6901 (Sized_symbol::init_undefined): New function.
6902 (Symbol_table::add_undefined_symbols_from_command_line): New
6904 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6906 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6907 (Symbol::output_section): Likewise.
6908 (Symbol::set_output_section): Likewise.
6909 (Symbol_table::sized_finalize_symbol): Likewise.
6910 (Symbol_table::sized_write_globals): Likewise.
6911 * resolve.cc (Symbol_table::should_override): Likewise.
6912 (Symbol::override_base_with_special): Likewise.
6914 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6915 symbol, change it to have default visibility.
6916 * testsuite/protected_1.cc: New file.
6917 * testsuite/protected_2.cc: New file.
6918 * testsuite/protected_3.cc: New file.
6919 * testsuite/protected_main_1.cc: New file.
6920 * testsuite/protected_main_2.cc: New file.
6921 * testsuite/protected_main_3.cc: New file.
6922 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6923 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6924 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6925 (protected_1.so): New target.
6926 (protected_1_pic.o, protected_2_pic.o): New targets.
6927 (protected_3_pic.o): New target.
6928 (check_PROGRAMS): Add protected_2.
6929 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6930 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6931 * testsuite/Makefile.in: Rebuild.
6933 * options.h (DEFINE_var): Add set_user_set_##varname__.
6934 (DEFINE_bool_alias): New macro.
6935 (class General_options): Define -Bstatic using DEFINE_bool_alias
6936 rather than DEFINE_special. Add --undefined as an alias for -z
6938 * options.cc (General_options::parse_Bstatic): Remove.
6940 * options.h (class General_options): Add --fatal-warnings.
6941 * main.cc (main): Implement --fatal-warnings.
6942 * errors.h (Errors::warning_count): New function.
6944 * options.h (class General_options): Add -Bsymbolic-functions.
6945 * symtab.h (Symbol::is_preemptible): Check for
6946 -Bsymbolic-functions.
6948 2008-05-05 Ian Lance Taylor <iant@google.com>
6950 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6951 as noVARNAME rather than no-VARNAME.
6952 (class General_options): Add option -z combreloc.
6953 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6955 (Output_reloc::sort_before) [SHT_REL]: New function.
6956 (Output_reloc::sort_before) [SHT_RELA]: New function.
6957 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6958 Sort_relocs_comparison.
6959 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6960 parameter. Change all callers.
6961 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6962 sort_relocs parameter. Change all callers.
6963 * output.cc (Output_reloc::get_address): New function, broken out
6965 (Output_reloc::write_rel): Call it.
6966 (Output_reloc::compare): New function.
6967 (Output_data_reloc_base::do_write): Optionally sort relocs.
6969 * configure.ac: If targ_extra_obj is set, link it in.
6970 * configure.tgt: Initialize all variables.
6971 (x86_64*): Set targ_extra_obj and targ_extra_size.
6972 * configure: Rebuild.
6974 * object.cc (Sized_relobj::include_section_group): Adjust section
6975 indexes read from group data. Build vector to pass to
6977 * layout.cc (Layout::layout_group): Add flags and shndxes
6978 parameters. Remove contents parameter. Change caller. Update
6979 explicit instantiations.
6980 * layout.h (class Layout): Update layout_group declaration.
6981 * output.cc (Output_data_group::Output_data_group): Add flags and
6982 input_shndxes parameters. Remove contents parameter. Change
6984 (Output_data_group::do_write): Change input_sections_ to
6986 * output.h (class Output_data_group): Update constructor
6987 declaration. Rename input_sections_ to input_shndxes_.
6988 * testsuite/many_sections_test.cc: Add template.
6990 2008-04-30 Cary Coutant <ccoutant@google.com>
6992 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6994 * layout.cc (Layout::include_section): Refactored check for debug
6996 (Layout::add_comdat): Add new parameters. Change type
6997 of signature parameter. Add object and shndx to signatures table.
6998 (Layout::find_kept_object): New function.
6999 * layout.h: Include <cstring>.
7000 (Layout::is_debug_info_section): New function.
7001 (Layout::add_comdat): Add new parameters.
7002 (Layout::find_kept_object): New function.
7003 (Layout::Kept_section): New struct.
7004 (Layout::Signatures): Change type of map range.
7005 * object.cc (Relobj::output_section_address): New function.
7006 (Sized_relobj::include_section_group): Add new parameters. Change
7007 calls to Layout::add_comdat. Change to build table of kept comdat
7008 groups and table mapping discarded sections to kept sections.
7009 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7010 (Sized_relobj::do_layout): Change calls to include_section_group and
7011 include_linkonce_section.
7012 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7013 value to zero when section is discarded.
7014 (Sized_relobj::map_to_kept_section): New function.
7015 * object.h (Relobj::output_section_address): New function.
7016 (Relobj::Comdat_group): New type.
7017 (Relobj::find_comdat_group): New function.
7018 (Relobj::Comdat_group_table): New type.
7019 (Relobj::Kept_comdat_section): New type.
7020 (Relobj::Kept_comdat_section_table): New type.
7021 (Relobj::add_comdat_group): New function.
7022 (Relobj::set_kept_comdat_section): New function.
7023 (Relobj::get_kept_comdat_section): New function.
7024 (Relobj::comdat_groups_): New field.
7025 (Relobj::kept_comdat_sections_): New field.
7026 (Symbol_value::input_value): Update comment.
7027 (Sized_relobj::map_to_kept_section) New function.
7028 (Sized_relobj::include_linkonce_section): Add new parameter.
7029 * target-reloc.h (Comdat_behavior): New type.
7030 (get_comdat_behavior): New function.
7031 (relocate_section): Add code to map a discarded section to the
7032 corresponding kept section when applying a relocation.
7034 2008-04-30 Craig Silverstein <csilvers@google.com>
7036 * dwarf_reader.cc (next_generation_count): New static var.
7037 (Addr2line_cache_entry): New struct.
7038 (addr2line_cache): New static var.
7039 (Dwarf_line_info::one_addr2line): Added caching.
7040 (Dwarf_line_info::clear_addr2line_cache): New function.
7041 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7042 cache-size parameter.
7043 (Dwarf_line_info::one_addr2line_cache): New function.
7044 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7045 new cache-size argument to one_addr2line(), and clear cache.
7047 2008-04-28 Cary Coutant <ccoutant@google.com>
7049 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7050 R_386_PC8 relocations.
7052 2008-04-23 Ian Lance Taylor <iant@google.com>
7054 * object.cc (Sized_relobj::include_section_group): Check for
7055 invalid section group.
7057 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7060 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7061 than read for file header.
7062 * archive.cc (Archive::include_member): Likewise.
7064 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7066 * aclocal.m4: Regenerate.
7067 * configure: Regenerate.
7069 2008-04-19 Ian Lance Taylor <iant@google.com>
7071 * version.cc (version_string): Bump to 1.6.
7073 * testsuite/Makefile.am (many_sections_r_test): New target.
7074 (many_sections_r_test_SOURCES): Remove.
7075 (many_sections_r_test_DEPENDENCIES): Remove.
7076 (many_sections_r_test_LDFLAGS): Remove.
7077 (many_sections_r_test_LDADD): Remove.
7079 * object.cc (Sized_relobj::do_add_symbols): Always pass
7080 local_symbol_count_ to add_from_relobj.
7082 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7083 every thousand variables.
7084 * testsuite/Makefile.in: Rebuild.
7086 * object.cc (Xindex::initialize_symtab_xindex): New function.
7087 (Xindex::read_symtab_xindex): New function.
7088 (Xindex::sym_xindex_to_shndx): New function.
7089 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7091 (Sized_relobj::do_initialize_xindex): New function.
7092 (Sized_relobj::do_read_symbols): Adjust section links.
7093 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7094 parameter. Change all callers.
7095 (Sized_relobj::include_section_group): Adjust section links and
7096 symbol section indexes.
7097 (Sized_relobj::do_layout): Adjust section links.
7098 (Sized_relobj::do_count_local_symbols): Adjust section links and
7099 symbol section indexes.
7100 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7101 ordinary and special symbols.
7102 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7103 dynsym_xindex parameters. Change all callers. Adjust section
7104 links. Use SHN_XINDEX when needed.
7105 (Sized_relobj::get_symbol_location_info): Adjust section links.
7106 Don't get fooled by special symbols.
7107 * object.h (class Xindex): Define.
7108 (class Object): Add xindex_ parameter. Declare virtual functoin
7109 do_initialize_xindex.
7110 (Object::adjust_sym_shndx): New function.
7111 (Object::set_xindex): New protected function.
7112 (class Symbol_value): Add is_ordinary_shndx_ field.
7113 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7114 (Symbol_value::value): Assert ordinary section.
7115 (Symbol_value::initialize_input_to_output_map): Likewise.
7116 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7118 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7120 (class Sized_relobj): Update declarations.
7121 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7122 parameter. Change all callers.
7123 (Sized_relobj::adjust_shndx): New function.
7124 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7126 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7127 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7128 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7129 (Sized_dynobj::read_dynsym_section): Adjust section links.
7130 (Sized_dynobj::read_dynamic): Likewise.
7131 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7133 (Sized_dynobj::do_initialize_xindex): New function.
7134 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7135 do_initialize_xindex.
7136 (Sized_dynobj::adjust_shndx): New function.
7137 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7138 dynsym_xindex_ fields.
7139 (Layout::finalize): Add a call to set_section_indexes before
7140 creating the symtab sections.
7141 (Layout::set_section_indexes): Don't do anything if the section
7142 already has a section index.
7143 (Layout::create_symtab_sections): Add shnum parameter. Change
7144 caller. Create .symtab_shndx section if needed.
7145 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7147 (Layout::allocated_output_section_count): New function.
7148 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7150 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7151 fields. Update declarations.
7152 (Layout::symtab_xindex): New function.
7153 (Layout::dynsym_xindex): New function.
7154 (class Write_symbols_task): Add layout_ field.
7155 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7157 * output.cc (Output_section_headers::Output_section_headers): Add
7158 shstrtab_section parameter. Change all callers.
7159 (Output_section_headers::do_sized_write): Store overflow values
7160 for section count and section string table section index in
7161 section header zero.
7162 (Output_file_header::do_sized_write): Check for overflow of
7163 section count and section string table section index.
7164 (Output_symtab_xindex::do_write): New function.
7165 (Output_symtab_xindex::endian_do_write): New function.
7166 * output.h (class Output_section_headers): Add shstrtab_section_.
7167 Update declarations.
7168 (class Output_symtab_xindex): Define.
7169 (Output_section::has_out_shndx): New function.
7170 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7172 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7174 (Sized_symbol::init): Likewise.
7175 (Symbol::output_section): Check for ordinary symbol.
7176 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7177 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7179 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7180 Change all callers. Simplify handling of symbols from sections
7181 not included in the link.
7182 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7184 (Weak_alias_sorter::operator()): Assert that symbols are
7186 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7188 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7189 parameters. Change all callers.
7190 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7191 symbol distinction. Use SHN_XINDEX when needed.
7192 (Symbol_table::write_section_symbol): Add symtab_xindex
7193 parameter. Change all callers.
7194 (Symbol_table::sized_write_section_symbol): Likewise. Use
7195 SHN_XINDEX when needed.
7196 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7198 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7199 (Symbol::is_defined): Check is_ordinary.
7200 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7201 (Symbol::is_absolute, Symbol::is_common): Likewise.
7202 (class Sized_symbol): Update declarations.
7203 (class Symbol_table): Update declarations.
7204 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7205 parameters. Change all callers.
7206 (Sized_symbol::override): Likewise.
7207 (Symbol_table::override): Likewise.
7208 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7209 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7210 is_ordinary, and orig_st_shndx parameters. Change all callers.
7211 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7212 to be in an ordinary section.
7213 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7214 object and is_ordinary parameters. Change all callers.
7215 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7216 Change all callers. Don't add undefined or non-ordinary symbols
7218 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7220 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7222 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7223 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7224 (Sized_relobj::relocate_sections): Likewise.
7225 * target-reloc.h (scan_relocs): Adjust section symbol index.
7226 (scan_relocatable_relocs): Likewise.
7227 * i386.cc (Scan::local): Check for ordinary symbols.
7228 * sparc.cc (Scan::local): Likewise.
7229 * x86_64.cc (Scan::local): Likewise.
7230 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7231 to symbol_section_and_value.
7232 * testsuite/many_sections_test.cc: New file.
7233 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7234 (check_PROGRAMS): Add many_sections_test.
7235 (many_sections_test_SOURCES): Define.
7236 (many_sections_test_DEPENDENCIES): Define.
7237 (many_sections_test_LDFLAGS): Define.
7238 (BUILT_SOURCES): Add many_sections_define.h.
7239 (many_sections_define.h): New target.
7240 (BUILT_SOURCES): Add many_sections_check.h.
7241 (many_sections_check.h): New target.
7242 (check_PROGRAMS): Add many_sections_r_test.
7243 (many_sections_r_test_SOURCES): Define.
7244 (many_sections_r_test_DEPENDENCIES): Define.
7245 (many_sections_r_test_LDFLAGS): Define.
7246 (many_sections_r_test_LDADD): Define.
7247 (many_sections_r_test.o): New target.
7248 * testsuite/Makefile.in: Rebuild.
7250 2008-04-17 Cary Coutant <ccoutant@google.com>
7252 * errors.cc (Errors::info): New function.
7253 (gold_info): New function.
7254 * errors.h (Errors::info): New function.
7255 * gold.h (gold_info): New function.
7256 * object.cc (Input_objects::add_object): Print trace output.
7257 * options.cc (options::parse_set): New function.
7258 (General_options::parse_wrap): Deleted.
7259 (General_options::General_options): Deleted initializer.
7260 * options.h (options::String_set): New typedef.
7261 (options::parse_set): New function.
7262 (DEFINE_set): New macro.
7263 (General_options::wrap): Changed to use DEFINE_set. Changed
7264 callers of any_wrap_symbols and is_wrap_symbol.
7265 (General_options::trace, General_options::trace_symbol):
7267 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7268 (General_options::wrap_symbols_): Deleted.
7269 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7271 2008-04-17 David S. Miller <davem@davemloft.net>
7273 * options.cc (General_options::parse_V): New function.
7274 * options.h: Add entries for -V and -Qy.
7276 2008-04-17 Ian Lance Taylor <iant@google.com>
7278 * common.cc (Symbol_table::allocate_commons): Remove options
7279 parameter. Change caller.
7280 (Symbol_table::do_allocate_commons): Remove options parameter.
7281 Change caller. Just call do_allocate_commons_list twice.
7282 (Symbol_table::do_allocate_commons_list): New function, broken out
7283 of do_allocate_commons.
7284 * common.h (class Allocate_commons_task): Remove options_ field.
7286 * symtab.cc (Symbol_table::Symbol_table): Initialize
7288 (Symbol_table::add_from_object): Put TLS common symbols on
7290 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7291 which are IN_OUTPUT_DATA.
7292 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7293 allocate_commons and do_allocate_commons declarations. Declare
7294 do_allocate_commons_list.
7295 * gold.cc (queue_middle_tasks): Update creation of
7296 Allocate_commons_task to not pass options.
7297 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7298 (TLS_TEST_C_FLAGS): New variable.
7299 (tls_test_c_pic.o): New target.
7300 (tls_test_shared.so): Link in tls_test_c_pic.o.
7301 (tls_test_c_pic_ie.o): New target.
7302 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7303 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7304 (tls_test_c.o): New target.
7305 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7306 (tls_pic_test_LDADD): Likewise.
7307 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7308 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7309 (tls_test_c_gnu2.o): New target.
7310 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7312 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7313 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7314 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7315 * testsuite/tls_test.cc: Include "config.h".
7316 (t_last): Call t11_last.
7317 * testsuite/tls_test.h (t11, t11_last): Declare.
7318 * testsuite/tls_test_c.c: New file.
7319 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7320 * configure.ac: Check for OpenMP support.
7321 * configure, config.in, Makefile.in: Rebuild.
7322 * testsuite/Makefile.in: Rebuild.
7324 2008-04-16 Cary Coutant <ccoutant@google.com>
7326 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7327 (Target_i386::tls_base_symbol_defined_): New field.
7328 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7329 (Target_i386::Scan::global): Likewise.
7330 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7331 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7332 (Target_x86_64::tls_base_symbol_defined_): New field.
7333 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7334 (Target_x86_64::Scan::global): Likewise.
7336 2008-04-16 Cary Coutant <ccoutant@google.com>
7338 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7339 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7340 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7341 building shared libraries.
7342 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7343 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7344 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7345 * testsuite/Makefile.in: Rebuild.
7346 * testsuite/weak_undef.h: New file.
7347 * testsuite/weak_undef_file1.cc: Add extra test cases.
7348 * testsuite/weak_undef_file2.cc: Likewise.
7349 * testsuite/weak_undef_test.cc: Likewise.
7351 2008-04-16 David S. Miller <davem@davemloft.net>
7353 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7354 Add issued_non_pic_error_ field. Declare check_non_pic.
7355 (Target_sparc::Scan::check_non_pic): New function.
7356 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7357 (Target_sparc::Scan::global): Likewise.
7359 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7360 * configure: Rebuild.
7362 * options.h (DEFINE_enable): New macro.
7363 (new_dtags): New enable option.
7364 (initfirst, interpose, loadfltr, nodefaultlib,
7365 nodelete, nodlopen, nodump): New -z options.
7366 * layout.cc (Layout:finish_dynamic_section): If new
7367 dtags enabled, emit DT_RUNPATH. Also, emit a
7368 DT_FLAGS_1 containing any specified -z flags.
7370 2008-04-16 Ian Lance Taylor <iant@google.com>
7372 * copy-relocs.cc: New file.
7373 * copy-relocs.h: New file.
7374 * reloc.cc: Remove Copy_relocs code.
7375 * reloc.h: Likewise.
7376 * reloc-types.h (struct Reloc_types) [both versions]: Add
7377 get_reloc_addend_noerror.
7378 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7379 variants of add_global which take an addend which must be zero.
7380 * i386.cc: Include "copy-relocs.h".
7381 (class Target_i386): Change type of copy_relocs_ to variable,
7383 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7385 (Target_i386::do_finalize_sections): Change handling of
7387 * sparc.cc: Include "copy-relocs.h".
7388 (class Target_sparc): Change type of copy_relocs_ to variable,
7390 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7392 (Target_sparc::do_finalize_sections): Change handling of
7394 * x86_64.cc: Include "copy-relocs.h".
7395 (class Target_x86_64): Change type of copy_relocs_ to variable,
7397 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7398 class. Change all callers.
7399 (Target_x86_64::do_finalize_sections): Change handling of
7401 * Makefile.am (CCFILES): Add copy-relocs.cc.
7402 (HFILES): Add copy-relocs.h.
7404 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7406 * testsuite/script_test_4.sh: Permit leading zeroes.
7408 2008-04-15 Ian Lance Taylor <iant@google.com>
7410 * script-sections.cc (Script_sections::create_segments): Use
7411 header_size_adjustment even when there is enough room for the
7413 * testsuite/script_test_4.sh: New file.
7414 * testsuite/script_test_4.t: New file.
7415 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7416 (check_DATA): Add script_test_4.stdout.
7417 (MOSTLYCLEANFILES): Likewise.
7418 (script_test_4): New target.
7419 (script_test_4.stdout): New target.
7420 * testsuite/Makefile.in: Rebuild.
7422 * sparc.cc: Add definitions for Output_data_plt_sparc class
7425 2008-04-14 David S. Miller <davem@davemloft.net>
7427 * sparc.cc: New file.
7428 * Makefile.am (TARGETSOURCES): Add sparc.cc
7429 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7430 * configure.tgt: Document targ_extra_size and
7431 targ_extra_big_endian. Add entries for sparc-* and
7433 * configure.ac: Handle targ_extra_size and
7434 targ_extra_big_endian.
7435 * Makefile.in: Rebuild.
7436 * configure: Likewise.
7437 * po/POTFILES.in: Likewise.
7438 * po/gold.pot: Likewise.
7440 2008-04-14 Ian Lance Taylor <iant@google.com>
7442 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7443 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7444 in the name/type/flags to section mapping. Don't call
7445 allocate_output_section.
7446 (Layout::choose_output_section): Change parameter from adjust_name
7447 to is_input_section. Don't permit input sections after sections
7448 are attached to segments. Don't call allocate_output_section.
7449 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7450 not write_enable_output_section.
7451 (Layout::make_output_section): Don't push to
7452 unattached_section_list_ nor call attach_to_segment. Call
7453 attach_section_to_segment if sections are attached.
7454 (Layout::attach_sections_to_segments): New function.
7455 (Layout::attach_section_to_segment): New function.
7456 (Layout::attach_allocated_section_to_segment): Rename from
7457 attach_to_segment. Remove flags parameter.
7458 (Layout::allocate_output_section): Remove function.
7459 (Layout::write_enable_output_section): Remove function.
7460 * layout.h (class Layout): Update for above changes. Add new
7461 field sections_are_attached_.
7462 * output.h (Output_section::update_flags_for_input_section): New
7464 * output.cc (Output_section::add_input_section): Call
7465 update_flags_for_input_section.
7466 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7468 2008-04-11 Cary Coutant <ccoutant@google.com>
7470 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7471 thought unnecessary.
7472 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7474 2008-04-11 Ian Lance Taylor <iant@google.com>
7476 * output.h (class Output_section_data): Remove inline definition
7478 * output.cc (Output_section_data::set_addralign): New function.
7480 2008-04-11 Cary Coutant <ccoutant@google.com>
7482 Add support for TLS descriptors for i386 and x86_64.
7483 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7484 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7485 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7487 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7488 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7489 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7491 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7492 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7493 Fix problem with initial-exec relocations.
7494 (Target_i386::Relocate::relocate_tls): Likewise.
7495 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7497 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7498 support for section-plus-offset dynamic table entries.
7499 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7500 (Output_data_dynamic::Dynamic_entry): Add support for
7501 section-plus-offset dynamic table entries.
7502 (Output_data_dynamic::Classification): Likewise.
7503 (Output_data_dynamic::classification_): Renamed offset_.
7504 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7505 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7506 (Target_x86_64::make_plt_section): New function.
7507 (Target_x86_64::reserve_tlsdesc_entries): New function.
7508 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7509 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7510 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7511 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7512 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7513 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7514 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7515 add extra PLT entry for TLS descriptors.
7516 (Output_data_plt_x86_64::got_): New field.
7517 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7518 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7520 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7522 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7523 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7524 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7525 R_386_TLS_DESC_CALL relocations.
7526 (Target_x86_64::Scan::global): Likewise.
7527 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7528 for TLS descriptors.
7529 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7530 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7531 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7532 GD-to-IE relaxation.
7533 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7534 and TLS_DESCRIPTORS.
7535 * Makefile.in: Rebuild.
7536 * configure: Rebuild.
7537 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7538 (tls_test_shared2.so): New target.
7539 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7540 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7541 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7542 (tls_shared_gd_to_ie_test_LDADD): New variable.
7543 (tls_shared_gnu2_gd_to_ie_test): New target.
7544 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7546 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7547 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7548 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7549 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7550 (tls_shared_gnu2_test): New target.
7551 (tls_test_gnu2_shared.so): New target.
7552 (tls_shared_gnu2_test_SOURCES): New variable.
7553 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7554 (tls_shared_gnu2_test_LDFLAGS): New variable.
7555 (tls_shared_gnu2_test_LDADD): New variable.
7556 * testsuite/Makefile.in: Rebuild.
7557 * testsuite/Makefile.
7559 2008-04-11 Ian Lance Taylor <iant@google.com>
7561 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7563 * testsuite/Makefile.in: Rebuild.
7565 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7567 * testsuite/script_test_2.cc (main): Adjust test.
7569 2008-04-11 David S. Miller <davem@davemloft.net>
7570 Ian Lance Taylor <iant@google.com>
7572 * options.h (General_options): Add entries for '-Y' and
7574 * options.cc (General_options:finalize): If -Y was used, add those
7575 entries to the library path instead of the default "/lib" and
7578 2008-04-11 David S. Miller <davem@davemloft.net>
7580 * testsuite/justsyms.t: Start at 0x100.
7581 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7582 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7584 * testsuite/script_test_2.cc: Adjust string and section length
7587 2008-04-09 Ian Lance Taylor <iant@google.com>
7590 * script-sections.cc (Sections_element::allocate_to_segment): Add
7592 (Output_section_definition::allocate_to_segment): Likewise.
7593 (Orphan_output_section::allocate_to_segment): Likewise.
7594 (Script_sections::attach_sections_using_phdrs_clause): Don't
7595 propagate non-PT_LOAD segments to orphan sections.
7596 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7597 readelf rather than objdump.
7598 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7599 .interp section and PT_INTERP segment are the same size.
7600 * testsuite/Makefile.in: Rebuild.
7602 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7603 aliases for symbols defined in the same object.
7604 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7605 (weak_alias_test_SOURCES): New variable.
7606 (weak_alias_test_DEPENDENCIES): New variable.
7607 (weak_alias_test_LDFLAGS): New variable.
7608 (weak_alias_test_LDADD): New variable.
7609 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7610 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7611 (weak_alias_test_3.o): New target.
7612 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7613 * testsuite/weak_alias_test_main.cc: New file.
7614 * testsuite/weak_alias_test_1.cc: New file.
7615 * testsuite/weak_alias_test_2.cc: New file.
7616 * testsuite/weak_alias_test_3.cc: New file.
7618 2008-04-08 Ian Lance Taylor <iant@google.com>
7620 * options.h (class General_options): Add --noinhibit-exec option.
7621 * main.cc (main): Check --noinhibit-exec.
7623 * options.h (class General_options): Define --wrap as a special
7624 option. Add wrap_symbols_ field.
7625 (General_options::any_wrap_symbols): New function.
7626 (General_options::is_wrap_symbol): New function.
7627 * options.cc (General_options::parse_wrap): New function.
7628 (General_options::General_options): Initialize wrap_symbols_.
7629 * symtab.cc (Symbol_table::wrap_symbol): New function.
7630 (Symbol_table::add_from_object): Handle --wrap.
7631 * symtab.h (class Symbol_table): Declare wrap_symbol.
7632 * target.h (Target::wrap_char): New function.
7633 (Target::Target_info): Add wrap_char field.
7634 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7635 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7636 * testsuite/testfile.cc (Target_test::test_target_info):
7639 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7642 * layout.h (class Layout): Add added_eh_frame_data_ field.
7643 * layout.cc (Layout::Layout): Initialize new field.
7644 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7645 output section until we find a section we merged successfully.
7646 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7647 that the size be non-zero.
7649 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7652 2008-04-08 Craig Silverstein <csilvers@google.com>
7654 * configure.ac: Export new conditional variable HAVE_ZLIB.
7655 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7657 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7658 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7660 2008-04-07 Ian Lance Taylor <iant@google.com>
7662 * version.cc (version_string): Set to "1.5".
7664 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7665 Add issued_non_pic_error_ field. Declare check_non_pic.
7666 (Target_x86_64::Scan::check_non_pic): New function.
7667 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7668 (Target_x86_64::Scan::global): Likewise.
7670 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7671 addend parameter. Change caller. Handle merge sections.
7672 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7673 Address to Addend. Don't add in the result of
7674 local_section_offset, pass down the addend and use the returned
7676 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7677 Update declarations of local_section_offset and symbol_value.
7678 * testsuite/two_file_test_1.cc (t18): New function.
7679 * testsuite/two_file_test_2.cc (f18): New function.
7680 * testsuite/two_file_test_main.cc (main): Call t18.
7681 * testsuite/two_file_test.h (t18, f18): Declare.
7683 * configure.ac: Don't test for objdump, c++filt, or readelf.
7684 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7686 (TEST_READELF): New variable.
7687 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7688 (check_PROGRAMS): Add two_file_strip_test.
7689 (two_file_strip_test): New target.
7690 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7691 (two_file_same_shared_strip_test_SOURCES): New variable.
7692 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7693 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7694 (two_file_same_shared_strip_test_LDADD): New variable.
7695 (two_file_shared_strip.so): New target.
7696 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7697 (ver_test_5.syms, ver_test_7.syms): Likewise.
7698 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7699 (strip_test_3.stdout): Use TEST_OBJDUMP.
7700 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7702 2008-04-04 Cary Coutant <ccoutant@google.com>
7704 * symtab.h (Symbol::is_weak_undefined): New function.
7705 (Symbol::is_strong_undefined): New function.
7706 (Symbol::is_absolute): New function.
7707 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7708 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7710 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7711 (weak_undef_test): New target.
7712 * testsuite/Makefile.in: Rebuild.
7713 * testsuite/weak_undef_file1.cc: New file.
7714 * testsuite/weak_undef_file2.cc: New file.
7715 * testsuite/weak_undef_test.cc: New file.
7717 2008-04-03 Craig Silverstein <csilvers@google.com>
7719 * compressed_output.h (class Output_compressed_section): Use
7721 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7723 (zlib_compressed_suffix): Removed.
7724 (Output_compressed_section::set_final_data_size): Use unsigned
7726 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7727 Fix linker invocation.
7728 (flagstest_o_specialfile_and_compress_debug_sections):
7730 * testsuite/Makefile.in: Regenerated.
7732 2008-04-02 David S. Miller <davem@davemloft.net>
7734 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7735 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7737 2008-04-02 Craig Silverstein <csilvers@google.com>
7741 2008-04-02 Ian Lance Taylor <iant@google.com>
7743 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7744 parameters. Update for new key type to views_. Change all
7746 (File_read::read): Adjust for byteshift in returned view.
7747 (File_read::add_view): New function, broken out of
7749 (File_read::make_view): New function, broken out of
7751 (File_read::find_or_make_view): Add offset and aligned
7752 parameters. Rewrite accordingly. Change all callers.
7753 (File_read::get_view): Add offset and aligned parameters. Adjust
7754 for byteshift in return value.
7755 (File_read::get_lasting_view): Likewise.
7756 * fileread.h (class File_read): Update declarations.
7757 (class File_read::View): Add byteshift_ field. Add byteshift to
7758 constructor. Add byteshift method.
7759 * archive.h (Archive::clear_uncached_views): New function.
7760 (Archive::get_view): Add aligned parameter. Change all callers.
7761 * object.h (Object::get_view): Add aligned parameter. Change all
7763 (Object::get_lasting_view): Likewise.
7765 * fileread.cc (File_read::release): Don't call clear_views if
7766 there are multiple objects.
7767 * fileread.h (File_read::clear_uncached_views): New function.
7768 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7771 2008-03-31 Cary Coutant <ccoutant@google.com>
7773 Add thin archive support.
7774 * archive.cc (Archive::armagt): New const.
7775 (Archive::setup): Remove task parameter and calls to unlock.
7776 (Archive::unlock_nested_archives): New function.
7777 (Archive::read_header): Add nested_off parameter. Change
7779 (Archive::interpret_header): Likewise.
7780 (Archive::include_all_members): Change to handle thin
7782 (Archive::include_member): Likewise.
7783 * archive.h (Archive::Archive): Add new parameters and
7785 (Archive::armagt): New const.
7786 (Archive::setup): Remove task parameter.
7787 (Archive::unlock_nested_archives): New function.
7788 (Archive::read_header): Add nested_off parameter.
7789 (Archive::interpret_header): Likewise.
7790 (Archive::Nested_archive_table): New typedef.
7791 (Archive::is_thin_archive_): New field.
7792 (Archive::nested_archives_): New field.
7793 (Archive::options_): New field.
7794 (Archive::dirpath_): New field.
7795 (Archive::task_): New field.
7796 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7797 for thin archives. Pass additional parameters to
7798 Archive::Archive. Unlock the archive file after calling
7801 2008-03-29 Ian Lance Taylor <iant@google.com>
7803 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7804 version symbol to be local.
7805 * testsuite/ver_test_4.sh: New file.
7806 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7807 (check_DATA): Add ver_test_4.syms.
7808 (ver_test_4.syms): New target.
7809 * testsuite/Makefile.in: Rebuild.
7812 (Output_section::Input_section_sort_entry::has_priority): New
7814 (Output_section::Input_section_sort_entry::match_file_name): New
7816 (Output_section::Input_section_sort_entry::match_section_name):
7818 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7820 (Output_section::Input_section_sort_entry::match_section_file):
7822 (Output_section::Input_section_sort_compare::operator()): Rewrite
7823 using new Input_section_sort_entry functions. Sort crtbegin and
7824 crtend first. Sort sections with no priority before sections with
7826 * testsuite/initpri1.c (d3): Check j != 4.
7827 (cd5): New constructor/destructor function.
7828 (main): Check j != 2.
7830 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7831 new symbol when resolving, don't call set_is_default.
7832 * testsuite/ver_test_7.cc: New file.
7833 * testsuite/ver_test_7.sh: New file.
7834 * testsuite/Makefile.am (ver_test_7.so): New target.
7835 (ver_test_7.o): New target.
7836 (check_SCRIPTS): Add ver_test_7.sh.
7837 (check_DATA): Add ver_test_7.syms.
7838 (ver_test_7.syms): New target.
7840 2008-03-28 Ian Lance Taylor <iant@google.com>
7842 * layout.cc (Layout::layout): If we see an input section with a
7843 name that needs sorting, set the must_sort flag for the output
7845 (Layout::make_output_section): If the name of the output section
7846 indicates that it might require sorting, set the may_sort flag.
7847 * output.h (Output_section::may_sort_attached_input_sections): New
7849 (Output_section::set_may_sort_attached_input_sections): New
7851 (Output_section::must_sort_attached_input_sections): New
7853 (Output_section::set_must_sort_attached_input_sections): New
7855 (class Output_section): Declare Input_section_sort_entry. Define
7856 Input_section_sort_compare. Declare
7857 sort_attached_input_sections. Add new fields:
7858 may_sort_attached_input_sections_,
7859 must_sort_attached_input_sections_,
7860 attached_input_sections_are_sorted_.
7861 * output.cc (Output_section::Output_section): Initialize new
7863 (Output_section::add_input_section): Add an entry to
7864 input_sections_ if may_sort or must_sort are true.
7865 (Output_section::set_final_data_size): Call
7866 sort_attached_input_sections if necessary.
7867 (Output_section::Input_section_sort_entry): Define new class.
7868 (Output_section::Input_section_sort_compare::operator()): New
7870 (Output_section::sort_attached_input_sections): New function.
7871 * configure.ac: Check whether the compiler supports constructor
7872 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7873 * testsuite/initpri1.c: New file.
7874 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7875 CONSTRUCTOR_PRIORITY.
7876 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7877 (initpri1_LDFLAGS): New variable.
7878 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7880 2008-03-27 Ian Lance Taylor <iant@google.com>
7882 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7883 * testsuite/common_test_1.c: New file.
7884 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7885 (common_test_1_SOURCES): New variable.
7886 (common_test_1_DEPENDENCIES): New variable.
7887 (common_test_1_LDFLAGS): New variable.
7889 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7890 and commons_ correctly when NAME/VERSION does not override
7892 * testsuite/ver_test_6.c: New file.
7893 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7894 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7895 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7897 2008-03-26 Ian Lance Taylor <iant@google.com>
7899 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7900 of an undefined symbol from a version script.
7901 * testsuite/Makefile.am (ver_test_5.so): New target.
7902 (ver_test_5.o): New target.
7903 (check_SCRIPTS): Add ver_test_5.sh.
7904 (check_DATA): Add ver_test_5.syms.
7905 (ver_test_5.syms): New target.
7906 * testsuite/ver_test_5.cc: New file.
7907 * testsuite/ver_test_5.script: New file.
7908 * testsuite/ver_test_5.sh: New file.
7909 * Makefile.in, testsuite/Makefile.in: Rebuild.
7912 Fix problems building gold with gcc 4.3.0.
7913 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7914 (gold_error_at_location, gold_warning_at_location): Use it.
7915 * configure.ac: Check whether we can compile and use a template
7916 function with a printf attribute.
7917 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7918 when jumping over bytes.
7919 * object.cc: Instantiate Object::read_section_data.
7920 * debug.h: Include <cstring>
7921 * dwarf_reader.cc: Include <algorithm>
7922 * main.cc: Include <cstring>.
7923 * options.cc: Include <cstring>.
7924 * output.cc: Include <cstring>.
7925 * script.cc: Include <cstring>.
7926 * script.h: Include <string>.
7927 * symtab.cc: Include <cstring> and <algorithm>.
7928 * target-select.cc: Include <cstring>.
7929 * version.cc: Include <string>.
7930 * testsuite/testmain.cc: Include <cstdlib>.
7931 * configure, config.in: Rebuild.
7933 2008-03-25 Ian Lance Taylor <iant@google.com>
7935 * options.cc: Include "../bfd/bfdver.h".
7936 (options::help): Print bug reporting address.
7938 * version.cc (print_version): Adjust output for current value of
7943 * options.cc (options::help): Print list of supported targets.
7944 * target-select.h: Include <vector>.
7945 (class Target_selector): Make machine_, size_, and is_big_endian_
7946 fields const. Add bfd_name_ and instantiated_target_ fields.
7947 (Target_selector::Target_selector): Add bfd_name parameter.
7948 (Target_selector::recognize): Make non-virtual, call
7950 (Target_selector::recognize_by_name): Make non-virtual, call
7951 do_recognize_by_name.
7952 (Target_selector::supported_names): New function.
7953 (Target_selector::bfd_name): New function.
7954 (Target_selector::do_instantiate_target): New pure virtual
7956 (Target_selector::do_recognize): New virtual function.
7957 (Target_selector::do_recognize_by_name): New virtual function.
7958 (Target_selector::instantiate_target): New private function.
7959 (supported_target_names): Declare.
7960 * target-select.cc (Target_selector::Target_selector): Update for
7961 new parameter and fields.
7962 (select_target_by_name): Check that the name matches before
7963 calling recognize_by_name.
7964 (supported_target_names): New function.
7965 * i386.cc (class Target_selector_i386): Update Target_selector
7966 constructor call. Remove recognize and recognize_by_name. Add
7967 do_instantiate_target.
7968 * x86_64.cc (class Target_selector_x86_64): Likewise.
7969 * testsuite/testfile.cc (class Target_selector_test): Update for
7970 changes to Target_selector.
7972 * README: Rewrite, with some notes on unsupported features.
7974 2008-03-24 Cary Coutant <ccoutant@google.com>
7976 * i386.cc (Target_i386::Got_type): New enum declaration.
7977 (Target_i386::Scan::local): Updated callers of Output_data_got
7979 (Target_i386::Scan::global): Likewise.
7980 (Target_i386::Relocate::relocate): Likewise.
7981 (Target_i386::Relocate::relocate_tls): Likewise.
7982 * object.h (Got_offset_list): New class.
7983 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7984 (Sized_relobj::local_got_offset): Likewise.
7985 (Sized_relobj::set_local_got_offset): Likewise.
7986 (Sized_relobj::local_has_tls_got_offset): Removed.
7987 (Sized_relobj::local_tls_got_offset): Removed.
7988 (Sized_relobj::set_local_tls_got_offset): Removed.
7989 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7990 * output.cc (Output_data_got::add_global): Added got_type parameter.
7991 (Output_data_got::add_global_with_rel): Likewise.
7992 (Output_data_got::add_global_with_rela): Likewise.
7993 (Output_data_got::add_global_pair_with_rel): New function.
7994 (Output_data_got::add_global_pair_with_rela): New function.
7995 (Output_data_got::add_local): Added got_type parameter.
7996 (Output_data_got::add_local_with_rel): Likewise.
7997 (Output_data_got::add_local_with_rela): Likewise.
7998 (Output_data_got::add_local_pair_with_rel): New function.
7999 (Output_data_got::add_local_pair_with_rela): New function.
8000 (Output_data_got::add_global_tls): Removed.
8001 (Output_data_got::add_global_tls_with_rel): Removed.
8002 (Output_data_got::add_global_tls_with_rela): Removed.
8003 (Output_data_got::add_local_tls): Removed.
8004 (Output_data_got::add_local_tls_with_rel): Removed.
8005 (Output_data_got::add_local_tls_with_rela): Removed.
8006 * output.h (Output_data_got::add_global): Added got_type parameter.
8007 (Output_data_got::add_global_with_rel): Likewise.
8008 (Output_data_got::add_global_with_rela): Likewise.
8009 (Output_data_got::add_global_pair_with_rel): New function.
8010 (Output_data_got::add_global_pair_with_rela): New function.
8011 (Output_data_got::add_local): Added got_type parameter.
8012 (Output_data_got::add_local_with_rel): Likewise.
8013 (Output_data_got::add_local_with_rela): Likewise.
8014 (Output_data_got::add_local_pair_with_rel): New function.
8015 (Output_data_got::add_local_pair_with_rela): New function.
8016 (Output_data_got::add_global_tls): Removed.
8017 (Output_data_got::add_global_tls_with_rel): Removed.
8018 (Output_data_got::add_global_tls_with_rela): Removed.
8019 (Output_data_got::add_local_tls): Removed.
8020 (Output_data_got::add_local_tls_with_rel): Removed.
8021 (Output_data_got::add_local_tls_with_rela): Removed.
8022 * resolve.cc (Symbol::override_base_with_special): Removed
8023 reference to has_got_offset_ field.
8024 * symtab.cc (Symbol::init_fields): Replaced initialization
8025 of got_offset_ with got_offsets_. Removed initialization
8027 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8028 (Symbol::got_offset): Likewise.
8029 (Symbol::set_got_offset): Likewise.
8030 (Symbol::has_tls_got_offset): Removed.
8031 (Symbol::tls_got_offset): Removed.
8032 (Symbol::set_tls_got_offset): Removed.
8033 (Symbol::got_offset_): Removed.
8034 (Symbol::tls_mod_got_offset_): Removed.
8035 (Symbol::tls_pair_got_offset_): Removed.
8036 (Symbol::got_offsets_): New field.
8037 (Symbol::has_got_offset): Removed.
8038 (Symbol::has_tls_mod_got_offset): Removed.
8039 (Symbol::has_tls_pair_got_offset): Removed.
8040 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8041 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8043 (Target_x86_64::Scan::global): Likewise.
8044 (Target_x86_64::Relocate::relocate): Likewise.
8045 (Target_x86_64::Relocate::relocate_tls): Likewise.
8047 2008-03-25 Ben Elliston <bje@au.ibm.com>
8049 * yyscript.y: Fix spelling error in comment.
8051 2008-03-24 Ian Lance Taylor <iant@google.com>
8053 * options.h (class General_options): Define build_id option.
8054 * layout.h (class Layout): Declare write_build_id, create_note,
8055 create_build_id. Add build_id_note_ member.
8056 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8057 "libiberty.h", "md5.h", "sha1.h".
8058 (Layout::Layout): Initialize eh_frame_data_,
8059 eh_frame_hdr_section_, and build_id_note_.
8060 (Layout::finalize): Call create_build_id.
8061 (Layout::create_note): New function, broken out of
8062 Layout::create_gold_note.
8063 (Layout::create_gold_note): Call create_note.
8064 (Layout::create_build_id): New function.
8065 (Layout::write_build_id): New function.
8066 (Close_task_runner::run): Call write_build_id.
8068 * x86_64.cc: Correct license to GPLv3.
8070 2008-03-23 Ian Lance Taylor <iant@google.com>
8072 * options.cc: Include "demangle.h".
8073 (parse_optional_string): New function.
8074 (parse_long_option): Handle takes_optional_argument.
8075 (parse_short_option): Update dash_z initializer. Handle
8076 takes_optional_argument.
8077 (General_options::General_options): Initialize do_demangle_.
8078 (General_options::finalize): Set do_demangle_. Handle demangling
8080 * options.h (parse_optional_string): Declare.
8081 (struct One_option): Add optional_arg field. Update constructor.
8082 Update call constructor calls. Add takes_optional_argument
8084 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8085 (DEFINE_optional_string): Define.
8086 (General_options::demangle): Change from DEFINE_bool to
8087 DEFINE_optional_string.
8088 (General_options::no_demangle): New function.
8089 (General_options::do_demangle): New function.
8090 (General_options::set_do_demangle): New function.
8091 (General_options::execstack_status_): Move definition to end of
8093 (General_options::static_): Likewise.
8094 (General_options::do_demangle_): New field.
8095 * object.cc (big_endian>::get_symbol_location_info): Call
8096 Options::do_demangle, not Options::demangle.
8097 * symtab.cc (demangle): Likewise.
8099 2008-03-22 Ian Lance Taylor <iant@google.com>
8101 * gold.h: Include <cstddef> and <sys/types.h>
8102 * options.h: Include <cstring>.
8104 2008-03-21 Ian Lance Taylor <iant@google.com>
8106 * Added source code to GNU binutils.