1 2010-05-27 Doug Kwan <dougkwan@google.com>
3 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4 from start of output section instead of address for a local symbol
5 in a merged or relaxed section when doing a relocatable link.
7 2010-05-26 Rafael Espindola <espindola@google.com>
10 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
11 adding sections the garbage collector removed.
12 * gold/testsuite/Makefile.am: Add test.
13 * gold/testsuite/Makefile.in: Regenerate.
14 * gold/testsuite/plugin_test_7.sh: New.
15 * gold/testsuite/plugin_test_7_1.c: New.
16 * gold/testsuite/plugin_test_7_2.c: New.
18 2010-05-26 Rafael Espindola <espindola@google.com>
20 * script-sections.cc (Output_section_definition::set_section_addresses):
21 Check for --section-start.
23 2010-05-26 Doug Kwan <dougkwan@google.com>
25 * arm.cc (Arm_scan_relocatable_relocs): New class.
26 (Target_arm::relocate_special_relocatable): New method.
27 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
28 (Arm_relocate_functions::thumb_branch_common): Same.
29 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
30 instead of Default_scan_relocatable_relocs.
31 * target-reloc.h (relocate_for_relocatable): Let target handle
32 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
33 * target.h (Sized_target::relocate_special_relocatable): New method.
35 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
37 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
39 2010-05-23 Doug Kwan <dougkwan@google.com>
41 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
43 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
44 with a direct branch, not a conditional branch, to a stub.
45 * merge.cc (Output_merge_base::record_input_section): New method
47 (Output_merge_data::do_add_input_section): Record input section if
48 keeps-input-sections flag is set.
49 (Output_merge_string::do_add_input_section): Ditto.
50 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
51 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
53 (Output_merge_base::keeps_input_sections,
54 Output_merge_base::set_keeps_input_sections,
55 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
57 (Output_merge_base::Input_sections): New type declaration.
58 (Output_merge_base::input_sections_begin,
59 Output_merge_base::input_sections_end,
60 Output_merge_base::do_set_keeps_input_sections): New method definitions.
61 (Output_merge_base::bool keeps_input_sections_,
62 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
63 Output_merge_base::input_sections_): New data members.
64 (Output_merge_data::do_set_keeps_input_sections): New method
66 (Output_merge_string::do_set_keeps_input_sections): Ditto.
67 * output.cc (Output_section::Input_section::relobj): Move method
68 defintion from class declaration to here and handle merge sections.
69 (Output_section::Input_section::shndx): Ditto.
70 (Output_section::Output_section): Remove initializations of removed
71 data members and initialize new data member LOOKUP_MAPS_.
72 (Output_section::add_input_section): Set keeps-input-sections flag
73 for a newly created merge output section as appropriate. Adjust code
74 to use Output_section_lookup_maps class.
75 (Output_section::add_relaxed_input_section): Adjst code for lookup
76 maps code refactoring.
77 (Output_section::add_merge_input_section): Add a new parameter
78 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
79 class. If adding input section to a newly created merge output
80 section fails, remove the new merge section.
81 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
82 Adjust code for use of the Output_section_lookup_maps class.
83 (Output_section::find_merge_section): Ditto.
84 (Output_section::build_lookup_maps): New method defintion.
85 (Output_section::find_relaxed_input_section): Adjust code to use
86 Output_section_lookup_maps class.
87 (Output_section::get_input_sections): Export merge sections. Adjust
88 code to use Output_section_lookup_maps class.
89 (Output_section:::add_script_input_section): Adjust code to use
90 Output_section_lookup_maps class. Update lookup maps for merge
92 (Output_section::discard_states): Use Output_section_lookup_maps.
93 (Output_section::restore_states): Same.
94 * output.h (Merge_section_properties): Move class defintion out of
96 (Output_section_lookup_maps): New class.
97 (Output_section::Input_section::is_merge_section): New method
99 (Output_section::Input_section::relobj): Move defintion out of class
100 defintion. Declare method only.
101 (Output_section::Input_section::shndx): Ditto.
102 (Output_section::Input_section::output_merge_base): New method defintion.
103 (Output_section::Input_section::u2_.pomb): New union field.
104 (Output_section::Merge_section_by_properties_map,
105 Output_section::Output_section_data_by_input_section_map,
106 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
108 (Output_section::add_merge_input_section): Add new parameter
109 KEEPS_INPUT_SECTIONS.
110 (Output_section::build_lookup_maps): New method declaration.
111 (Output_section::merge_section_map_,
112 Output_section::merge_section_by_properties_map_,
113 Output_section::relaxed_input_section_map_,
114 Output_section::is_relaxed_input_section_map_valid_): Remove data
116 (Output_section::lookup_maps_): New data member.
118 2010-05-21 Doug Kwan <dougkwan@google.com>
121 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
122 avoid a compilation error.
124 2010-05-19 Rafael Espindola <espindola@google.com>
126 * script-sections.cc (Output_section_definition::allocate_to_segment):
127 Update the phdrs_list even when the output section is NULL.
128 * testsuite/Makefile.am: Add test.
129 * testsuite/Makefile.in: Regenerate.
130 * testsuite/script_test_9.cc: New.
131 * testsuite/script_test_9.sh: New.
132 * testsuite/script_test_9.t: New.
134 2010-05-19 Doug Kwan <dougkwan@google.com>
136 * arm.cc (Arm_input_section::original_size): New method.
137 (Arm_input_section::do_addralign): Add a cast.
138 (Arm_input_section::do_output_offset): Remove static cast.
139 (Arm_input_section::original_addralign,
140 Arm_input_section::original_size_): Change type to uint32_t.
141 (Arm_input_section::init): Add safe casts for section alignment
143 (Arm_input_section::set_final_data_size): Do not set address and
144 offset of stub table.
145 (Arm_output_section::fix_exidx_coverage): Change use of of
146 Output_section::Simple_input_section to that of
147 Output_section::Input_section.
148 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
149 except for the first pass.
150 * output.cc (Output_section::get_input_sections): Change type of
151 input_sections to std::list<Input_section>.
152 (Output_section::add_script_input_section): Rename from
153 Output_section::add_simple_input_section. Change type of SIS
154 parameter from Simple_input_section to Input_section.
155 * output.h (Output_section::Simple_input_section): Remove class.
156 (Output_section::Input_section): Change class visibility to public.
157 (Output_section::Input_section::addralign): Use stored alignments
158 for special input sections if set.
159 (Output_section::Input_section::set_addralign): New method.
160 (Output_section::get_input_sections): Change parameter type from
161 list of Simple_input_section to list of Input_section.
162 (Output_section::add_script_input_section): Rename from
163 Output_section::add_simple_input_section. Change first parameter's
164 type from Simple_input_section to Input_section and remove the
165 second and third parameters.
166 * script-sections.cc (Input_section::Input_section_list): Change
167 type to list of Output_section::Input_section/
168 (Input_section_info::Input_section_info): Change parameter type of
169 INPUT_SECTION to Output_section::Input_section.
170 (Input_section_info::input_section): Change return type.
171 (Input_section_info::input_section_): Change type to
172 Output_section::Input_section.
173 (Output_section_element_input::set_section_addresses): Adjust code
174 to use Output_section::Input_section instead of
175 Output_section::Simple_input_section. Adjust code for renaming
176 of Output_section::add_simple_input_section.
177 (Orphan_output_section::set_section_addresses): Ditto.
179 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
181 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
182 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
184 2010-05-18 Rafael Espindola <espindola@google.com>
186 * options.cc (General_options::finalize): Handle -nostdlib.
187 * options.h (nostdlib): New option.
188 * script.cc (script_add_search_dir): Handle -nostdlib.
190 2010-05-12 Doug Kwan <dougkwan@google.com>
192 * arm.cc (Target_arm::do_finalize_sections): Create an empty
193 attributes section only if there no attributes section after merging.
194 (Target_arm::merge_object_attributes): Move value of
195 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
196 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
197 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
198 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
199 and arm_attr_merge_7.stdout.
200 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
201 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
202 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
203 arm_attr_merge_7b.o): New rules.
204 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
206 * testsuite/Makefile.in: Regenerate.
207 * testsuite/arm_attr_merge.sh: New file.
208 * testsuite/arm_attr_merge_[67][ab].s: Same.
210 2010-05-05 Nick Clifton <nickc@redhat.com>
212 * po/es.po: Updated Spanish translation.
214 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
216 * Makefile.am (install-exec-local): Properly install gold as
217 default cross linker.
218 * Makefile.in: Regenerated.
220 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
221 Nick Clifton <nickc@redhat.com>
223 * configure.ac (install_as_default): Define and set to false
224 unless --enable-gold or --enable-gold=both/gold has been
226 * configure: Regenerate.
228 * Makefile.am (install-exec-local): Install the executable as
229 'ld.gold'. If install_as_default is true then also install it as
231 * Makefile.in: Regenerated.
233 2010-04-24 Ian Lance Taylor <iant@google.com>
235 * layout.cc (Layout::layout_reloc): In relocatable link don't
236 combine reloc sections for grouped sections.
238 2010-04-23 Sriraman Tallam <tmsriram@google.com>
240 * gc.h (gc_process_relocs): Pass information on relocs pointing to
241 sections that are not ordinary to icf.
242 * icf.cc (get_section_contents): Handle relocation pointing to section
243 with no object or shndx information.
244 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
245 * testsuite/Makefile.in: Regenerate.
246 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
247 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
249 2010-04-22 Ian Lance Taylor <iant@google.com>
251 * expression.cc (Expression::Expression_eval_info): Add
252 result_alignment_pointer field.
253 (Expression::eval_with_dot): Add result_alignment_pointer
254 parameter. Change all callers.
255 (Expression::eval_maybe_dot): Likewise.
256 (class Binary_expression): Add alignment_pointer parameter to
257 left_value and right_value. Change all callers.
258 (BINARY_EXPRESSION): Set result alignment.
259 (class Trinary_expression): Add alignment_pointer parameter to
260 arg2_value and arg3_value. Change all callers.
261 (Trinary_cond::value): Set result alignment.
262 (Max_expression::value, Min_expression::value): Likewise.
263 (Align_expression::value): Likewise.
264 * script-sections.cc (class Sections_element): Add dot_alignment
265 parameter to set_section_addresses virtual function. Update
267 (class Output_section_element): Likewise.
268 (Script_sections::create_segments): Add dot_alignment parameter.
270 (Script_sections::create_segments_from_phdrs_clause): Likewise.
271 (Script_sections::set_phdrs_clause_addresses): Likewise.
272 * script-sections.h: Update declarations.
273 * script.h: Update declarations.
274 * output.h (Output_segment::set_minimum_p_align): Don't decrease
276 * testsuite/script_test_3.t: Set large alignment.
277 * testsuite/script_test_3.sh: Make sure that at least one LOAD
278 segment has expected alignment.
280 2010-04-22 Nick Clifton <nickc@redhat.com>
282 * po/gold.pot: Updated by the Translation project.
283 * po/vi.po: Updated Vietnamese translation.
285 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
287 * testsuite/Makefile.am (check_PROGRAMS): Add
288 icf_virtual_function_folding_test.
289 * testsuite/Makefile.in: Regenerated.
291 2010-04-15 Andrew Haley <aph@redhat.com>
293 * options.h (merge_exidx_entries): New option.
294 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
295 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
296 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
297 (Target_arm::merge_exidx_entries): New function.
298 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
299 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
300 to Arm_exidx_fixup constructor.
301 Add new arg, merge_exidx_entries.
302 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
303 Arm_output_section::fix_exidx_coverage.
305 2010-04-18 Sriraman Tallam <tmsriram@google.com>
307 * icf.cc (get_section_contents): Check for preemptible functions.
308 Ignore addend when appropriate.
309 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
311 (add_from_relobj): Check for section folded.
312 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
313 * symtab.h (should_add_dynsym_entry): Add new parameter.
314 * target-reloc.h (scan_relocs): Check for section folded.
315 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
316 Check reloc types for function pointers in shared objects.
317 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
319 (icf_preemptible_functions_test): New test case.
320 (icf_string_merge_test): New test case.
321 * testsuite.Makefile.in: Regenerate.
322 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
323 bar_glob. Refactor code.
324 * testsuite/icf_preemptible_functions_test.cc: New file.
325 * testsuite/icf_preemptible_functions_test.sh: New file.
326 * testsuite/icf_string_merge_test.cc: New file.
327 * testsuite/icf_string_merge_test.sh: New file.
328 * testsuite/icf_virtual_function_folding_test.cc: New file.
329 * testsuite/icf_virtual_function_folding_test.sh: New file.
331 2010-04-14 Doug Kwan <dougkwan@google.com>
333 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
334 for local symbol recounting if we remove a section due to ICF.
335 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
336 there are no regular objects in input.
338 2010-04-13 Doug Kwan <dougkwan@google.com>
340 * arm.cc (Arm_input_section::set_final_data_size): Compute
341 accurate final data size instead of using current data size.
343 2010-04-09 Doug Kwan <dougkwan@google.com>
345 * layout.cc (Layout::choose_output_section): Handle script section
347 (Layout::make_output_section_for_script): Add section type parameter.
348 Handle script section types.
349 * layout.h (Layout::make_output_section_for_script): Add section
351 * output.cc (Output_section::Output_section): Initialize data member
353 (Output_section::do_reset_address_and_file_offset): Do not set address
354 to 0 if section is a NOLOAD section.
355 * output.h (Output_section::is_noload): New method.
356 (Output_section::set_is_noload): Ditto.
357 (Output_section::is_noload_): New data member.
358 * script-c.h (Script_section_type): New enum type.
359 (struct Parser_output_section_header): Add new file section_type.
360 * script-sections.cc (Sections_element::output_section_name): Add
361 parameter for returning script section type.
362 (Output_section_definition::output_section_name): Ditto.
363 (Output_section_definition::section_type)P; New method.
364 (Output_section_definiton::script_section_type_name): Ditto.
365 (Output_section_definition::script_section_type_): New data member.
366 (Output_section_definition::Output_section_definition): Initialize
367 data member Output_section_definition::script_section_type_.
368 (Output_section_definition::create_sections): Pass script section type
369 to Layout::make_output_section_for_script.
370 (Output_section_definition::output_section_name): Return script
371 section type to caller.
372 (Output_section_definition::set_section_address): Do not advance
373 dot value and load address if section type is NOLOAD. Set address
374 of NOLOAD sections regardless of section flags.
375 (Output_section_definition::print): Print section type if it is
376 not SCRIPT_SECTION_TYPE_NONE.
377 (Output_section_definition::section_type): New method.
378 (Output_section_definition::script_section_type_name): Ditto.
379 (Script_sections::output_section_name): Add new parameter
380 PSECTION_TYPE for returning script section type. Pass it to
381 section elements. Handle discard sections.
382 (Sort_output_sections::operator()): Handle NOLOAD sections.
383 * script-sections.h (Script_sections::Section_type): New enum type.
384 (Script_sections::output_section_name): Add a new parameter for
385 returning script section type.
386 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
388 * yyscript.y (union): Add new field SECTION_TYPE.
389 (COPY, DSECT, INFO, NOLOAD): New tokens.
390 (opt_address_and_section_type): Change type to output_section_header.
391 (section_type): New non-terminal
392 (section_header): Handle section type.
393 (opt_address_and_section_type): Return section type value.
395 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
397 * testsuite/plugin_common_test_1.c (foo): Add prototype.
398 * testsuite/plugin_common_test_2.c (foo): Likewise.
400 2010-04-08 Doug Kwan <dougkwan@google.com>
402 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
404 * output.cc (Output_section::add_merge_input_section): Simplify
405 code and return status of Output_merge_base::add_input_section.
406 Update merge section map only if Output_merge_base::add_input_section
409 2010-04-07 Doug Kwan <dougkwan@google.com>
411 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
412 if section is marked as containing instructions but has no mapping
414 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
415 correct section index.
416 (Arm_relobj::find_linked_text_section): Ditto.
418 2010-04-07 Cary Coutant <ccoutant@google.com>
420 * archive.cc (include_member): Destroy Read_symbols_data object before
422 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
423 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
424 (Read_symbols_data::~Read_symbols_data) New destructor.
425 (Section_relocs::Section_relocs) New constructor.
426 (Section_relocs::~Section_relocs) New destructor.
427 (Read_relocs_data::Read_relocs_data) New constructor.
428 (Read_relocs_data::~Read_relocs_data) New destructor.
429 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
430 pointers to NULL after deleting.
432 2010-04-07 Doug Kwan <dougkwan@google.com>
434 * arm.cc: Replace "endianity" with "endianness" in comments.
435 (Arm_exidx_cantunwind): Ditto.
436 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
437 (Arm_relobj::merge_flags_and_attributes): New method.
438 (Arm_relobj::merge_flags_and_attributes_): New data member.
439 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
440 (Arm_relobj::scan_sections_for_stubs): Ditto.
441 (Arm_relobj::do_read_symbols): Check to see if we really want to
442 merge processor-specific flags and attributes. Exit early if
443 an object is empty except for section names and the undefined symbol.
444 (Target_arm::do_finalize_sections): Move check for ELF format to
445 Arm_relobj::do_read_symbols. Merge processor specific flags and
446 attributes from a regular object only when we have determined that
447 it is aapropriate. Do not create an .ARM.attributes section in
448 output if there is no regular input object.
449 (Target_arm::merge_processor_specific_flags): Check
450 --warn-mismatch before printing any error.
451 (Target_arm::merge_object_attributes): Ditto.
452 * gold.cc (queue_middle_tasks): Handle the case in which there is
453 no regular object in input.
454 * options.cc (General_options::parse_EB): New method.
455 (General_options::parse_EL): Same.
456 (General_options::General_options): Initialize endianness_.
457 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
459 (General_options::Endianness): New enum.
460 (General_options::endianness): New method.
461 (General_options::endianness_): New data member.
462 * parameters.cc (Parameters::set_options): Check target endianness.
463 (Parameters::set_target_once): Ditto.
464 (Parameters::check_target_endianness): New method.
465 (parameters_force_valid_target): If either -EL or -EB is specified,
466 use it to define endianness of default target.
467 * parameters.h (Parameters::check_target_endianness): New method
469 * target.h (class Target): Change "endianity" to "endianness"
472 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
474 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
475 * configure: Regenerate.
476 * Makefile.in: Regenerate.
477 * testsuite/Makefile.in: Regenerate.
479 2010-04-06 Cary Coutant <ccoutant@google.com>
482 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
483 prevailing definitions of common symbols.
484 * testsuite/plugin_test_6.sh: New test case.
485 * testsuite/plugin_common_test_1.c: New test case.
486 * testsuite/plugin_common_test_2.c: New test case.
487 * testsuite/Makefile.am (plugin_test_6): New test case.
488 * testsuite/Makefile.in: Regenerate.
490 2010-04-06 Nick Clifton <nickc@redhat.com>
492 * po/vi.po: New Vietnamese translation.
494 2010-03-30 Doug Kwan <dougkwan@google.com>
496 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
498 2010-03-25 Doug Kwan <dougkwan@google.com>
500 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
501 to avoid a conversion warning on a 32-bit host.
503 2010-03-24 Ian Lance Taylor <iant@google.com>
505 * testsuite/script_test_3.t: Add a TLS segment.
506 * testsuite/Makefile.am (check_PROGRAMS): Add
507 tls_phdrs_script_test.
508 (tls_phdrs_script_test_SOURCES): Define.
509 (tls_phdrs_script_test_DEPENDENCIES): Define.
510 (tls_phdrs_script_test_LDFLAGS): Define.
511 (tls_phdrs_script_test_LDADD): Define.
512 * testsuite/Makefile.in: Rebuild.
514 2010-03-23 Cary Coutant <ccoutant@google.com>
516 * fileread.cc (find_or_make_view): Fix comment.
518 2010-03-23 Ian Lance Taylor <iant@google.com>
520 * script-sections.cc (class Orphan_section_placement): Define
521 PLACE_TLS and PLACE_TLS_BSS.
522 (Orphan_section_placement::Orphan_section_placement): Initialize
524 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
525 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
526 (tls_script_test_SOURCES): Define.
527 (tls_script_test_DEPENDENCIES): Define.
528 (tls_script_test_LDFLAGS): Define.
529 (tls_script_test_LDADD): Define.
530 * testsuite/Makefile.in: Rebuild.
532 2010-03-22 Doug Kwan <dougkwan@google.com>
534 * arm.cc (Arm_relocate_functions::abs8,
535 Arm_relocate_functions::abs16): Use correct check for overflow
536 specified in the ARM ELF specs.
537 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
538 target of a BLX instruction specially.
539 (Reloc_stub::stub_type_for_reloc): Ditto.
540 (Relocate::relocate): Use symbolic names instead of numeric relocation
541 codes to report error.
542 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
544 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
545 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
546 thumb2_blx_out_of_range.stdout
547 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
548 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
549 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
550 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
551 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
552 thumb2_blx_in_range, thumb2_blx_in_range.o,
553 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
554 thumb2_blx_out_of_range.o): New rules.
555 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
556 thumb2_blx_in_range and thumb2_blx_out_of_range.
557 * testsuite/Makefile.in: Regenerate.
558 * arm_branch_in_range.sh: Add tests for THUMB BLX.
559 * testsuite/thumb_blx_in_range.s: New file.
560 * testsuite/thumb_blx_out_of_range.s: New file.
562 2010-03-22 Rafael Espindola <espindola@google.com>
564 * archive.cc (Should_include): Move to archive.h.
565 (should_include_member): Make it a member of Archive.
567 (Add_lib_group_symbols): New.
568 * archive.h: Include options.h.
569 (Archive_member): Moved from Archive.
570 (Should_include): Moved from archive.cc.
572 (Add_lib_group_symbols): New.
573 * dynobj.cc (do_should_include_member): New.
574 * dynobj.h (do_should_include_member): New.
575 * gold.cc (queue_initial_tasks): Update call to queue.
576 * main.cc (main): Print lib group stats.
577 * object.cc (do_should_include_member): New.
578 * object.h: Include archive.h.
579 (Object::should_include_member): New.
580 (Object::do_should_include_member): New.
581 (Sized_relobj::do_should_include_member): New.
582 * options.cc (General_options::parse_start_lib): New.
583 (General_options::parse_end_lib): New.
584 (Input_arguments::add_file): Handle lib groups.
585 (Input_arguments::start_group): Check we are not in a lib.
586 (Input_arguments::start_lib): New.
587 (Input_arguments::end_lib): New.
588 * options.h (General_options): Add start_lib and end_lib.
589 (Input_argument::lib_): New.
590 (Input_argument::lib): New.
591 (Input_argument::is_lib): New.
592 (Input_file_lib): New.
593 (Input_arguments::in_lib_): New.
594 (Input_arguments::in_lib): New.
595 (Input_arguments::start_lib): New.
596 (Input_arguments::end_lib_): New.
597 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
598 in unused members as preempted.
599 (Sized_pluginobj::do_should_include_member): New.
600 * plugin.h (Sized_pluginobj::do_should_include_member): New.
601 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
603 (Read_symbols::do_whole_lib_group): New.
604 (Read_symbols::do_lib_group): New.
605 (Read_symbols::do_read_symbols): Handle lib groups.
606 (Read_symbols::get_name): Handle lib groups.
607 * readsyms.h (Read_symbols): Add an archive member pointer.
608 (Read_symbols::do_whole_lib_group): New.
609 (Read_symbols::do_lib_group): New.
610 (Read_symbols::member_): New.
611 * script.cc (read_input_script): Update call to queue_soon.
613 2010-03-19 Doug Kwan <dougkwan@google.com>
615 * arm.cc (Stub_table::Stub_table): Initialize new data members
616 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
617 (Stub_table::add_reloc_stub): Assign stub offset and update
618 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
619 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
621 (Stub_table::update_data_size_and_addralign): Use
622 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
623 instead of going over all reloc stubs.
624 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
625 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
626 Stringpool_template::offset_ to size of Stringpool_char.
627 (Stringpool_template::new_key_offset): Remove code to initialize
628 Stringpool_template::offset_.
629 * stringpool.h (Stringpool_template::set_no_zero_null): Set
630 Stringpool_template::offset_ to zero.
632 2010-03-15 Doug Kwan <dougkwan@google.com>
634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
636 (Stringpool_template::new_key_offset): New method.
637 (Stringpool_template::add_string): Assign offsets when adding new
639 (Stringpool_template::set_string_offsets): Do not set string offsets
641 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
643 (Chunked_vector::clear): Clear size_.
644 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
645 (Chunked_vector::size): Return size_.
646 (Chunked_vector::push_back): Use size_ to find insert position.
647 (Chunked_vector::size_): New data member.
648 (Stringpool_template::set_no_zero_null): Assert string set is empty.
649 (Stringpool_template::new_key_offset): New method declaration.
650 (Stringpool_template::offset_): New data member.
652 2010-03-15 Rafael Espindola <espindola@google.com>
654 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
655 Add_symbols' constructor.
656 * readsyms.h (Add_symbols): Remove the input_group member.
658 2010-03-10 Ian Lance Taylor <iant@google.com>
660 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
661 target to ask whether a reference to a symbol requires a stack
663 * target.h (Target::is_call_to_non_split): New function.
664 (Target::do_is_call_to_non_split): Declare virtual function.
665 * target.cc: Include "symtab.h".
666 (Target::do_is_call_to_non_split): New function.
667 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
669 2010-03-10 Cary Coutant <ccoutant@google.com>
671 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
672 (File_read::open[1]): Remove initial mapping of whole_file_view_.
673 (File_read::open[2]): Add whole_file_view_ to list of views.
674 (File_read::make_view): Remove test of whole_file_view_.
675 (File_read::find_or_make_view): Create whole_file_view_ if
677 (File_read::clear_views): Replace bool parameter with enum;
678 adjust all callers. Don't delete views with permanent data;
679 do delete cached views and views from archives if
680 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
681 if clearing the corresponding view.
682 * fileread.h (File_read::Clear_views_mode): New enum.
683 (File_read::View::is_permanent_view): New method.
684 (File_read::clear_views): Replace bool parameter
685 with enum; adjust all callers.
686 * options.h (General_options): Change keep_files_mapped option;
688 * readsyms.cc (Add_symbols::run): Delete sd_ object before
690 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
693 2010-03-10 David S. Miller <davem@davemloft.net>
695 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
697 2010-03-09 Sriraman Tallam <tmsriram@google.com>
699 * icf.cc (get_section_contents): Add '@' marker after processing the
702 2010-03-08 Doug Kwan <dougkwan@google.com>
704 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
705 due to a conversion warning.
706 (Arm_relobj::update_output_local_symbol_count): Check for local
707 symbol with unset output index.
709 2010-03-05 Ian Lance Taylor <iant@google.com>
711 * options.h (class General_options): Add --spare-dynamic-tags.
712 * output.cc (Output_data_dynamic::set_final_data_size): Implement
713 --spare-dynamic-tags.
715 2010-03-05 Ian Lance Taylor <iant@google.com>
717 * incremental.cc: Include "libiberty.h".
719 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
722 function, is_info_ member.
723 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
724 (Versions::Versions): Update caller.
725 (Versions::define_base_version): Likewise.
726 (Versions::add_def): Likewise.
728 2010-03-03 Sriraman Tallam <tmsriram@google.com>
730 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
731 (Scan::possible_function_pointer_reloc): New function.
732 (Scan::local_reloc_may_be_function_pointer): Change to call
733 possible_function_pointer_reloc.
734 (Scan::global_reloc_may_be_function_pointer): Ditto.
735 * icf.h (Icf::check_section_for_function_pointers): Change to reject
736 relocations in ".data.rel.ro._ZTV" section.
737 * testsuite/icf_safe_so_test.sh: Change to pass i386.
738 * testsuite/icf_safe_so_test.cc: Ditto.
739 * testsuite/icf_safe_test.cc: Ditto.
740 * testsuite/icf_safe_test.sh: Ditto.
742 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
743 Ian Lance Taylor <iant@google.com>
745 * target-reloc.h (relocate_section): Check the symbol table index
746 for -1U before setting the local symbol index.
747 (scan_relocatable_relocs): If copying the relocation, record that
748 the local symbol is required.
749 * object.h (Symbol_value::is_output_symtab_index_set): New
751 (Symbol_value::may_be_discarded_from_output_symtab): New
753 (Symbol_value::has_output_symtab_entry): New function.
754 (Symbol_value::needs_output_symtab_entry): Remove.
755 (Symbol_value::output_symtab_index): Make sure the symbol index is
757 (Symbol_value::set_output_symtab_index): Make sure the symbol
758 index is not set. Make sure the new index is valid.
759 (Symbol_value::set_must_have_output_symtab_entry): New function.
760 (Symbol_value::has_output_dynsym_entry): New function.
761 (Symbol_value::set_output_dynsym_index): Make sure the new index
763 (Sized_relobj::set_must_have_output_symtab_entry): New function.
764 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
765 local symbol if permitted.
766 (Sized_relobj::do_finalize_local_symbols): Call
767 is_output_symtab_index_set rather than needs_output_symtab_entry.
768 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
769 rather than needs_output_symtab_entry. Call
770 has_output_dynsym_entry rather than needs_output_dynsym_entry.
771 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
772 is_output_symtab_index_set rather than needs_output_symtab_entry.
773 * testsuite/discard_locals_relocatable_test.c: New file.
774 * testsuite/discard_locals_test.sh: Test -r.
775 * testsuite/Makefile.am (check_DATA): Add
776 discard_locals_relocatable_test1.syms,
777 discard_local_relocatable_test2.syms.
778 (MOSTLYCLEANFILES): Likewise. Also add
779 discard_locals_relocatable_test1.lout and
780 discard_locals_relocatable_test2.out.
781 (discard_locals_relocatable_test1.syms): New target.
782 (discard_locals_relocatable_test.o): New target.
783 (discard_locals_relocatable_test1.out): New target.
784 (discard_locals_relocatable_test2.syms): New target.
785 (discard_locals_relocatable_test2.out): New target.
786 (various): Add missing ../ld-new dependencies.
787 * testsuite/Makefile.in: Rebuild.
789 2010-03-03 Nick Clifton <nickc@redhat.com>
791 * po/fi.po: New Finnish translation.
793 2010-03-01 Doug Kwan <dougkwan@google.com>
795 * layout.cc (Layout::Layout): Force section types of .init_array*,
796 .preinit_array* and .fini_array* sections.
797 * output.cc (Output_section::Input_section_sort_entry::has_priority):
798 Fix check of return value of std::string::find.().
799 (Output_section::Input_section_sort_compare::operator()): Remove
800 comment about .init_array.
801 (Output_section::Input_section_sort_init_fini_compare::operator()):
803 (Output_section::sort_attached_input_sections): Handle .init_array
804 and .fini_array specially.
805 * output.h (Output_section::Inut_section_sort_compare): Update
807 (Output_section::Input_section_sort_init_fini_compare): New struct.
809 2010-02-26 Doug Kwan <dougkwan@google.com>
811 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
812 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
813 * testsuite/debug_msg.sh: Avoid matching source line number for
814 use of global variable undef_int.
816 2010-02-26 Doug Kwan <dougkwan@google.com>
818 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
819 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
820 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
821 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
822 * options.cc (General_options::General_options): Initialize member
824 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
825 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
826 and rm_no_fix_v4bx.stdout
827 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
828 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
829 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
830 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
832 * Makefile.in: Regenerate.
833 * testsuite/arm_fix_v4bx.s: New file.
834 * testsuite/arm_fix_v4bx.sh: Ditto.
836 2010-02-24 Doug Kwan <dougkwan@google.com>
838 * arm.cc (Target_arm::got_section): Make the .got section the first
839 non RELRO section in the data segment.
840 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
841 suffixes of section names.
843 2010-02-24 Doug Kwan <dougkwan@google.com>
845 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
846 flags and attributes merging if an input file is a binary file.
847 * fileread.cc (Input_file::open): Record format of original file.
848 * fileread.h (Input_file::Format): New enum type.
849 (Input_file::Input_file): Initialize data member format_.
850 (Input_file::format): New method definition.
851 (Input_file::format_):: New data member.
853 2010-02-24 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Arm_output_data_got): New class.
856 (ARM_TCB_SIZE): New constant
857 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
858 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
859 If user uses a script with a SECTIONS clause, issue only a warning
860 for a misplaced EXIDX input section. Otherwise, issue an error.
861 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
863 (Target_arm::got_mode_index_entry): Handle static linking.
864 (Target_arm::Scan::local): Ditto.
865 (Target_arm::Scan::global): Ditto.
866 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
867 all incorrectly implemented relocations.
868 (Target_arm::fix_exidx_coverage): Pass layout to
869 Arm_output_section::fix_exidx_coverage.
870 * layout.cc (Layout::section_name_mapping): Remove trailing dots
871 from ".ARM.exidx." and ".ARM.extab.".
873 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
875 * arm.cc (Target_arm::do_finalize_sections): Create attribute
876 section if it does not already exist.
877 * attributes.cc (Attributes_section_data::Attributes_section_data):
878 Don't crash if size is zero.
880 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
881 Ian Lance Taylor <iant@google.com>
883 * gold.cc (queue_middle_tasks): If no input files were opened,
885 * workqueue.h (Task_function::Task_function): Assert that there is
888 2010-02-22 Doug Kwan <dougkwan@google.com>
890 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
891 * icf.cc (get_section_contents): Cast snprintf arguments to long long
892 types to avoid warnings due to different uint64_t implementations
895 2010-02-21 Doug Kwan <dougkwan@google.com>
897 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
898 handling of the maximum backward branch offset.
899 (Arm_relocate_functions::thumb_branch_common): Ditto.
900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
901 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
902 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
903 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
904 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
905 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
906 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
907 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
908 thumb_bl_out_of_range thumb_bl_out_of_range.o,
909 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
910 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
911 thumb2_bl_out_of_range.o): New rules.
912 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
913 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
914 thumb2_bl_out_of_range
915 * testsuite/Makefile.in: Regenerate.
916 * testsuite/arm_bl_in_range.s: New file.
917 * testsuite/arm_bl_out_of_range.s: Ditto.
918 * testsuite/arm_branch_in_range.sh: Ditto.
919 * testsuite/arm_branch_range.t: Ditto.
920 * testsuite/thumb2_branch_range.t: Ditto.
921 * testsuite/thumb_bl_in_range.s: Ditto.
922 * testsuite/thumb_bl_out_of_range.s: Ditto.
923 * testsuite/thumb_branch_range.t: Ditto.
925 2010-02-20 Sriraman Tallam <tmsriram@google.com>
927 * gc.h (gc_process_relocs): Change vectors to point to the new list.
928 Add reloc offset information.
929 * icf.cc (get_section_contents): Change iterators to point to the new
930 vectors. Add reloc offset information to the contents.
931 * icf.h (Icf::Sections_reachable_info): New typedef.
932 (Icf::Sections_reachable_list): New typedef.
933 (Icf::Offset_info): New typedef.
934 (Icf::Reloc_info): New struct typedef.
935 (Icf::Reloc_info_list): New typedef.
936 (Icf::symbol_reloc_list): Delete method.
937 (Icf::addend_reloc_list): Delete method.
938 (Icf::section_reloc_list): Delete method.
939 (Icf::reloc_info_list): New method.
940 (Icf::reloc_info_list_): New member.
942 2010-02-19 Doug Kwan <dougkwan@google.com>
944 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
945 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
946 * arm.cc (Arm_relocation_functions): New forward declaration.
947 (Target_arm::Target_arm): Initialize new data members
948 got_mod_index_offset_ and tls_base_symbol_defined_.
949 (Target_arm::Relocate::relocate_tls): New method.
950 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
951 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
953 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
954 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
955 (Target_arm::got_mod_index_offset_,
956 Target_arm::tls_base_symbol_defined_): New data members.
957 (Target_arm::Scan::local, Target::Scan::global,
958 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
961 2010-02-18 Doug Kwan <dougkwan@google.com>
963 * arm.cc (Arm_relobj::find_linked_text_section): New method.
964 (Arm_relobj::make_exidx_input_section): Pass section index of linked
965 text section as a parameter becuase some broken tools may not set
966 the link in section header.
967 (Target_arm::has_got_section): New method.
968 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
969 without any mapping symbol as data only. Remove warning.
970 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
971 link in its section header, try to discover the link by inspecting the
972 REL31 relocation at the beginning of the section.
973 (Target_arm::Scan::check_non_pic): Report name of offending relocation
975 (Target_arm::Scan::global): Treat any reference to the symbol
976 _GLOBAL_OFFSET_TABLE_ as a GOT access.
978 2010-02-12 Sriraman Tallam <tmsriram@google.com>
980 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
981 (Scan::global_reloc_may_be_function_pointer): New function.
982 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
983 (Scan::global_reloc_may_be_function_pointer): New function.
984 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
985 (Scan::global_reloc_may_be_function_pointer): New function.
986 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
987 (Scan::global_reloc_may_be_function_pointer): New function.
988 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
989 (Scan::global_reloc_may_be_function_pointer): New function.
990 (Scan::possible_function_pointer_reloc): New function.
991 (Target_x86_64::can_check_for_function_pointers): New function.
992 * gc.h (gc_process_relocs): Scan relocation types to determine if
993 function pointers were taken for targets that support it.
994 * icf.cc (Icf::find_identical_sections): Include functions for
995 folding in safe ICF whose pointer is not taken.
996 * icf.h (Secn_fptr_taken_set): New typedef.
997 (fptr_section_id_): New member.
998 (section_has_function_pointers): New function.
999 (set_section_has_function_pointers): New function.
1000 (check_section_for_function_pointers): New function.
1001 * options.h: Fix comment for safe ICF option.
1002 * target.h (can_check_for_function_pointers): New function.
1003 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1004 Modify icf_safe_test for X86-64.
1005 * testsuite/Makefile.in: Regenerate.
1006 * testsuite/icf_safe_so_test.cc: New file.
1007 * testsuite/icf_safe_so_test.sh: New file.
1008 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1009 (main): Change to take pointer to function kept_func_3.
1010 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1011 folding is done correctly for X86-64.
1013 2010-02-12 David S. Miller <davem@davemloft.net>
1015 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1016 is_symbolless parameter.
1017 (Output_reloc<SHT_REL>::is_symbolless): New.
1018 (Output_reloc<SHT_REL>::is_symbolless_): New.
1019 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1020 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1021 (Output_reloc<SHT_RELA>::is_symbolless): New.
1022 (Output_data_reloc::add_global): Handle is_symbolless.
1023 (Output_data_reloc::add_global_relative): Likewise.
1024 (Output_data_reloc::add_local): Likewise.
1025 (Output_data_reloc::add_local_relative): Likewise.
1026 (Output_data_reloc::add_symbolless_global_addend): New.
1027 (Output_data_reloc::add_symbolless_local_addend): New.
1028 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1030 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1031 instead of ->is_relative_
1032 (Output_reloc::write): Likewise.
1033 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1034 (Output_reloc::write_rel): Simplify.
1036 * sparc.cc (Target_sparc::Scan::local): Use
1037 ->add_symbolless_local_addend as needed.
1038 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1039 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1040 based upon relocation offset.
1042 2010-02-11 Doug Kwan <dougkwan@google.com>
1044 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1045 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1046 beginning of function.
1047 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1048 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1049 parameter is_32bit in calls to should_apply_static_reloc.
1050 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1051 (check_DATA): Add arm_abs_global.stdout.
1052 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1053 arm_abs_global.stdout): New rules.
1054 (MOSTLLYCLEANFILES): Add arm_abs_global
1055 * Makefile.in: Regenerate.
1056 * testsuite/arm_abs_global.s: New file.
1057 * testsuite/arm_abs_global.sh: Ditto.
1058 * testsuite/arm_abs_lib.s: Ditto.
1060 2010-02-11 Ian Lance Taylor <iant@google.com>
1062 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1064 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1065 Allocate_commons_task first.
1066 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1067 task, rather than symtab_lock_.
1068 (Gc_process_relocs::~Gc_process_relocs): New function.
1069 (Gc_process_relocs::is_runnable): Check this_blocker_.
1070 (Gc_process_relocs::locks): Use next_blocker_ rather than
1072 (Scan_relocs::~Scan_relocs): New function.
1073 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1075 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1077 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1078 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1079 constructor accordingly.
1080 (class Gc_process_relocs): Likewise.
1081 (class Scan_relocs): Likewise.
1082 * common.h (class Allocate_commons_task): Remove symtab_lock_
1083 field, and corresponding constructor parameter.
1084 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1086 (Allocate_commons_task::locks): Likewise.
1088 2010-02-11 Ian Lance Taylor <iant@google.com>
1090 * gold-threads.h (class Once): Define.
1091 (class Initialize_lock): Rewrite as child of Once.
1092 * gold-threads.cc (class Once_initialize): Define.
1093 (once_pointer_control): New static variable.
1094 (once_pointer, once_arg): New static variables.
1095 (c_run_once): New static function.
1096 (Once::Once, Once::run_once, Once::internal_run): New functions.
1097 (class Initialize_lock_once): Remove.
1098 (initialize_lock_control): Remove.
1099 (initialize_lock_pointer): Remove.
1100 (initialize_lock_once): Remove.
1101 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1102 (Initialize_lock::initialize): Rewrite.
1103 (Initialize_lock::do_run_once): New function.
1104 * archive.cc (Archive::interpret_header): Only clear name if it is
1106 * fileread.cc: Include "gold-threads.h"
1107 (file_counts_lock): New static variable.
1108 (file_counts_initialize_lock): Likewise.
1109 (File_read::release): Only increment counts when using --stats.
1110 Use a lock around the increment.
1111 * parameters.cc (class Set_parameters_target_once): Define.
1112 (set_parameters_target_once): New static variable.
1113 (Parameters::Parameters): Move here from parameters.h.
1114 (Parameters::set_target): Rewrite.
1115 (Parameters::set_target_once): New function.
1116 (Parameters::clear_target): Move here and rewrite.
1117 * parameters.h (class Parameters): Update declarations. Add
1118 set_parameters_target_once_ field.
1119 (Parameters::Parameters): Move to parameters.cc.
1120 (Parameters::clear_target): Likewise.
1121 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1123 (Start_group::~Start_group): New function.
1124 (Start_group::is_runnable): New function.
1125 (Start_group::locks, Start_group::run): New functions.
1126 (Finish_group::run): Change saw_undefined to size_t.
1127 * readsyms.h (class Start_group): Define.
1128 (class Finish_group): Change saw_undefined_ field to size_t.
1129 (Finish_group::Finish_group): Remove saw_undefined and
1130 this_blocker parameters. Change all callers.
1131 (Finish_group::set_saw_undefined): New function.
1132 (Finish_group::set_blocker): New function.
1133 * symtab.h (class Symbol_table): Change saw_undefined to return
1134 size_t. Change saw_undefined_ field to size_t.
1135 * target-select.cc (Set_target_once::do_run_once): New function.
1136 (Target_selector::Target_selector): Initialize set_target_once_
1137 field. Don't initialize lock_ and initialize_lock_ fields.
1138 (Target_selector::instantiate_target): Rewrite.
1139 (Target_selector::set_target): New function.
1140 * target-select.h (class Set_target_once): Define.
1141 (class Target_selector): Update declarations. Make
1142 Set_target_once a friend. Remove lock_ and initialize_lock_
1143 fields. Add set_target_once_ field.
1145 2010-02-10 Ian Lance Taylor <iant@google.com>
1147 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1149 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1150 (queue_middle_tasks): Add all blockers before queueing any tasks.
1151 (queue_final_tasks): Likewise.
1152 * token.h (Task_token::add_blockers): New function.
1153 * object.h (Input_objects::number_of_relobjs): New function.
1155 2010-02-10 Ian Lance Taylor <iant@google.com>
1157 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1158 shared, not if not position independent.
1159 * x86_64.cc (Relocate::relocate_tls): Likewise.
1160 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1161 (tls_pie_pic_test): New target.
1162 * testsuite/Makefile.in: Rebuild.
1164 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1165 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1166 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1167 * testsuite/Makefile.in: Rebuild.
1169 2010-02-09 David S. Miller <davem@davemloft.net>
1171 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1172 R_SPARC_RELATIVE using ->add_local_relative().
1173 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1175 * output.h (Output_data_dynamic::add_section_size): New method
1176 that takes two Output_data objects.
1177 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1178 entry param. Handle it in initializers.
1179 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1180 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1181 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1183 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1184 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1185 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1186 for dynrel_includes_plt.
1187 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1188 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1189 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1191 (Target_sparc::do_finalize_sections): Update to pass true for
1192 dynrel_includes_plt.
1193 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1194 output before .rela.plt
1195 (Target_powerpc::do_finalize_sections): Update to pass true for
1196 dynrel_includes_plt when 32-bit.
1198 2010-02-08 Doug Kwan <dougkwan@google.com>
1200 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1202 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1203 Arm_relobj::scan_section_for_cortex_a8_stubs,
1204 Arm_relobj::do_relocation_section): Instead of calling
1205 Output_section::output_address, use faster
1206 Arm_relobj::simple_input_section_output_address.
1208 2010-02-08 David S. Miller <davem@davemloft.net>
1210 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1211 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1212 relocation helper function.
1214 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1215 just like R_SPARC_GOT{10,13,22}.
1216 (Target_sparc::Scan::local): Likewise.
1217 (Target_sparc::Relocate:relocate): Likewise.
1219 2010-02-06 Ian Lance Taylor <iant@google.com>
1221 * configure.ac: Rewrite targetobjs duplicate removal code to use
1222 only shell constructs.
1223 * configure: Rebuild.
1225 2010-02-05 Doug Kwan <dougkwan@google.com>
1228 * arm.cc (Arm_relobj::section_is_scannable): New method.
1229 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1230 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1232 2010-02-04 Doug Kwan <dougkwan@google.com>
1235 * arm-reloc-property.cc (cstdio): Include.
1236 * configure.ac (targetobjs): Remove duplicates.
1237 * configure: Regenerate.
1238 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1239 big and little endian version for a given address size.
1241 2010-02-03 Doug Kwan <dougkwan@google.com>
1243 * arm-reloc-property.cc
1244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1246 * arm-reloc-property.h
1247 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1248 New method definition.
1249 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1251 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1253 (GOT_PREL): Change implemented to Y.
1254 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1255 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1256 (Arm_relocate_functions::movw_abs_nc): Remove method.
1257 (Arm_relocate_functions::movt_abs): Ditto.
1258 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1259 (Arm_relocate_functions::thm_movt_abs): Ditto.
1260 (Arm_relocate_functions::movw_rel_nc): Ditto.
1261 (Arm_relocate_functions::movw_rel): Ditto.
1262 (Arm_relocate_functions::movt_rel): Ditto.
1263 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1264 (Arm_relocate_functions:thm_movw_rel): Ditto.
1265 (Arm_relocate_functions:thm_movt_rel): Ditto.
1266 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1267 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1268 New method definitions.
1269 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1270 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1271 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1272 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1273 (Target_arm::Relocate::relocate): Check for non-static or
1274 unimplemented relocation code and exit early. Change calls to
1275 Target_arm::reloc_uses_thumb_bit and
1276 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1277 instead. Refactor code to handle similar relocations to increase
1278 code sharing. Remove check for unsupported relocation code in switch
1280 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1281 relocation property table to find out size. Change error message to
1282 print out the name of a relocation code instead of the numeric value.
1283 (Target_arm::scan_reloc_for_stub): Use relocation property table
1284 instead of calling Target_arm::reloc_uses_thumb_bit().
1286 2010-02-02 Doug Kwan <dougkwan@google.com>
1288 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1289 types of relaxed input section.
1291 2010-02-02 Doug Kwan <dougkwan@google.com>
1293 * Makefile.am (HFILES): Add arm-reloc-property.h.
1295 (TARGETSOURCES): Add arm-reloc-property.cc
1296 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1297 (libgold_a_SOURCES): $(DEFFILES)
1298 * Makefile.in: Regenerate.
1299 * arm-reloc-property.cc: New file.
1300 * arm-reloc-property.h: New file.
1301 * arm-reloc.def: New file.
1302 * arm.cc: Update comments.
1303 (arm-reloc-property.h): New included header.
1304 (arm_reloc_property_table): New global variable.
1305 (Target_arm::do_select_as_default_target): New method definition.
1306 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1307 arm-reloc-property to targ_extra_obj.
1308 * parameters.cc (set_parameters_target): Call
1309 Target::select_as_default_target().
1310 * target.h (Target::select_as_default_target): New method definition.
1311 (Target::do_select_as_default_target): Same.
1313 2010-02-01 Doug Kwan <dougkwan@google.com>
1315 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1316 first_output_text_section_.
1317 (Arm_exidx_fixup::first_output_text_section): New method definition.
1318 (Arm_exidx_fixup::first_output_text_section_): New data member.
1319 (Arm_exidx_fixup::process_exidx_section): Record the first text
1320 output section seen.
1321 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1322 and entsize in output section header.
1324 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1326 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1327 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1328 (Arm_relocate_functions::thm_alu11): New Method.
1329 (Arm_relocate_functions::thm_pc8): New Method.
1330 (Arm_relocate_functions::thm_pc12): New Method.
1331 (Target_arm::Scan::local): Handle the relocations.
1332 (Target_arm::Scan::global): Likewise.
1333 (Target_arm::Relocate::relocate): Likewise.
1334 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1336 2010-01-29 Doug Kwan <dougkwan@google.com>
1338 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1339 of relocation types as ld.
1341 2010-01-29 Doug Kwan <dougkwan@google.com>
1343 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1345 (Arm_relocate_functions::thumb_branch_common): Ditto.
1346 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1347 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1348 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1349 Arm_relocate_functions::jump24): Remove.
1350 (Target_arm::Relocate::relocate): Adjust code to call
1351 Arm_relocation_functions::arm_branch_common and
1352 Arm_relocation_functions::thumb_branch_common instead of their removed
1353 wrappers. Merge switch-cases together to reduce source code size.
1355 2010-01-29 Doug Kwan <dougkwan@google.com>
1357 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1358 output_local_symbol_count_needs_update_.
1359 (Arm_relobj::output_local_symbol_count_needs_update,
1360 Arm_relobj::set_output_local_symbol_count_needs_update,
1361 Arm_relobj::update_output_local_symbol_count): New methods.
1362 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1364 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1365 of pointed function as in a R_ARM_PREL31 relocation.
1366 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1367 for output local symbol count updating.
1368 (Target_arm::do_relax): Update output local symbol counts in objects
1370 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1372 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1374 * arm.cc: Added support for the ARM relocations:
1375 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1376 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1377 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1379 (Arm_relocate_functions::movw_rel): New method.
1380 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1381 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1383 (Arm_relocate_functions::thm_movw_rel): New method.
1384 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1386 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1388 (Target_arm::Scan::global): Likewise.
1389 (Target_arm::Relocate::relocate): Likewise.
1390 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1393 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1395 * arm.cc: Added support for ARM group relocations.
1396 (Target_arm::reloc_needs_sym_origin): New method.
1397 (Arm_relocate_functions::calc_grp_kn): New method.
1398 (Arm_relocate_functions::calc_grp_residual): New method.
1399 (Arm_relocate_functions::calc_grp_gn): New method.
1400 (Arm_relocate_functions::arm_grp_alu): New Method.
1401 (Arm_relocate_functions::arm_grp_ldr): New Method.
1402 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1403 (Arm_relocate_functions::arm_grp_ldc): New Method.
1404 (Target_arm::Scan::local): Handle the ARM group relocations.
1405 (Target_arm::Scan::global): Likewise.
1406 (Target_arm::Relocate::relocate): Likewise.
1407 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1410 2010-01-26 Doug Kwan <dougkwan@google.com>
1412 * arm.cc (set): Include.
1413 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1415 (Arm_output_section::Text_section_list): New type.
1416 (Arm_output_section::append_text_sections_to_list): New method.
1417 (Arm_output_section::fix_exidx_coverage): Ditto.
1418 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1419 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1420 Relobj::set_section_offset() instead of
1421 Sized_relobj::invalidate_section_offset().
1422 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1423 parameter for section headers. Ignore relocation sections for
1424 unallocated sections and EXIDX sections.
1425 (Target_arm::fix_exidx_coverage): New method.
1426 (Target_arm::output_section_address_less_than): New type.
1427 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1428 linked text section instead of the EXIDX section.
1429 (Arm_output_section::create_stub_group): Add an assertion to check
1430 that this is not an EXIDX output section.
1431 (Arm_output_section::append_text_sections_to_list): New method.
1432 (Arm_output_section::fix_exidx_coverage): Ditto.
1433 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1434 Arm_relobj::section_needs_reloc_stub_scanning.
1435 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1437 (Target_arm::fix_exidx_coverage): New method.
1438 * object.h (Relobj::set_output_section): New method.
1439 (Sized_relobj::invalidate_section_offset): Remove method.
1440 (Sized_relobj::do_invalidate_section_offset): Remove method.
1441 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1443 2010-01-25 Doug Kwan <dougkwan@google.com>
1445 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1446 Fix warning due to signed and unsigned comparison on a 32-bit host.
1448 2010-01-22 Doug Kwan <dougkwan@google.com>
1450 * arm.cc (Target_arm::do_relax): Record an output section for section
1451 offset adjustment it contains any stub table that has changed.
1452 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1453 offsets in an output section if necessary.
1454 * output.cc (Output_section::Output_section): Initialize
1455 section_offsets_need_adjustments_.
1456 (Output_section::add_input_section_for_script): Renamed to
1457 Output_section::add_simple_input_section.
1458 (Output_section::save_states): Add a comment.
1459 (Output_section::discard_states): New method defintion.
1460 (Output_section::adjust_section_offsets): Same.
1461 * output.h (Output_section::add_input_section_for_script): Renamed to
1462 Output_section::add_simple_input_section.
1463 (Output_section::discard_states): New method declaration.
1464 (Output_section::adjust_section_offsets): Same.
1465 (Output_section::section_offsets_need_adjustment,
1466 Output_section::set_section_offsets_need_adjustment): New method
1468 (Output_section::section_offsets_need_adjustment_): New data member.
1469 * script-sections.cc
1470 (Output_section_element_input::set_section_address): Adjust code for
1471 renaming of Output_section::add_input_section_for_script.
1472 (Orphan_output_section::set_section_address): Same.
1474 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1476 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1477 Fix_v4bx enum values .
1478 * gold/options.h (General_options): New option definitions.
1479 (General_options::fix_v4bx): New method.
1480 (General_options::Fix_v4bx): New enum.
1481 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1482 (General_options::parse_fix_v4bx_interworking): New method.
1484 2010-01-22 Doug Kwan <dougkwan@google.com>
1486 * arm.cc (Arm_exidx_fixup): New class.
1488 2010-01-21 Doug Kwan <dougkwan@google.com>
1490 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1492 (Arm_exidx_section_offset_map): New type.
1494 2010-01-21 Doug Kwan <dougkwan@google.com>
1496 * arm.cc (Arm_exidx_input_section): New class.
1497 (Arm_relobj::exidx_input_section_by_link,
1498 Arm_relobj::exidx_input_section_by_shndx,
1499 Arm_relobj::make_exidx_input_section): New methods.
1500 (read_arm_attributes_section): Remove.
1501 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1502 information about them.
1503 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1506 2010-01-20 Doug Kwan <dougkwan@google.com>
1508 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1509 Input_section_specifier to Section_id.
1510 (Target_arm::new_arm_input_section: Adjust code for change of key
1512 (Target_arm::find_arm_input_section): Ditto.
1513 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1514 (Section_id): Remove.
1515 (Garbage_collection::Section_id_hash): Remove.
1516 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1517 (Section_id): Remove.
1518 (Icf::Section_id_hash): Remove.
1519 * object.h (Section_id, Const_section_id, Section_id_hash,
1520 Const_section_id_hash): New type definitions.
1521 * output.cc (Output_section::add_relaxed_input_section): Change to
1522 use Const_section_id instead of Input_section_specifier as key type.
1523 (Output_section::add_merge_input_section): Ditto.
1524 (Output_section::build_relaxation_map): Change to use Section_id
1525 instead of Input_section_specifier as key type.
1526 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1528 (Output_section::convert_input_sections_to_relaxed_sections): Change
1529 to use Const_section_id instead of Input_section_specifier as key type.
1530 (Output_section::find_merge_section): Ditto.
1531 (Output_section::find_relaxed_input_section): Ditto.
1532 * output.h (Input_section_specifier): Remove class.
1533 (Output_section::Output_section_data_by_input_section_map): Change
1534 key type to Const_section_id.
1535 (Output_section::Output_relaxed_input_section_by_input_section_map):
1537 (Output_section::Relaxation_map): Change key type to Section_id.
1539 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1541 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1542 (class Arm_v4bx_stub): New class.
1543 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1544 (Stub_factory::make_arm_v4bx_stub): New method.
1545 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1546 (Stub_table::empty): Handle v4bx stubs.
1547 (Stub_table::add_arm_v4bx_stub): New method.
1548 (Stub_table::find_arm_v4bx_stub): New method.
1549 (Arm_relocate_functions::v4bx): New method.
1550 (Target_arm::fix_v4bx): New method.
1551 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1552 (Stub_table::relocate_stubs): Likewise.
1553 (Stub_table::do_write): Likewise.
1554 (Stub_table::update_data_size_and_addralign): Likewise.
1555 (Stub_table::finalize_stubs): Likewise.
1556 (Target_arm::Scan::local): Likewise.
1557 (Target_arm::Scan::global): Likewise.
1558 (Target_arm::do_finalize_sections): Likewise.
1559 (Target_arm::Relocate::relocate): Likewise.
1560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1562 (Target_arm::scan_reloc_for_stub): Likewise.
1563 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1565 2010-01-19 Ian Lance Taylor <iant@google.com>
1567 * output.cc (Output_section_headers::do_sized_write): Write large
1568 segment count to sh_info field.
1569 (Output_file_header::do_sized_write): For large segment count,
1570 write PN_XNUM to e_phnum field.
1572 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1574 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1575 (Arm_relocate_functions::thm_jump8): New function.
1576 (Arm_relocate_functions::thm_jump11): New function.
1577 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1579 (Target_arm::Scan::global): Likewise.
1580 (Target_arm::Relocate::relocate): Likewise.
1581 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1584 2010-01-14 Doug Kwan <dougkwan@google.com>
1586 * arm.cc (map, utility): Include headers.
1587 (Target_arm::apply_cortex_a8_workaround): New method.
1588 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1589 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1590 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1591 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1592 the --[no-]fix-cortex-a8 command line options.
1593 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1594 (Target_arm::relocate_stub): Use addend in instruction template.
1595 * options.h (DEFINE_bool): Set the user-set flag.
1596 (General_options): Add --[no-]-fix-cortex options.
1597 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1598 : Update fast look-up map after conversion.
1600 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1602 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1603 in the first pass of do_layout.
1605 2010-01-13 Doug Kwan <dougkwan@google.com>
1607 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1608 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1609 apparent compiler problem of not folding static constant integral
1610 data members of elfcpp::Elf_sizes<32>.
1612 2010-01-13 Doug Kwan <dougkwan@google.com>
1614 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1615 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1616 Arm_relobj::scan_section_for_cortex_a8_erratum,
1617 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1618 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1619 sections to scan for relocation stubs into a new method
1620 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1621 relocation and Cortex-A8 stub scanning.
1622 (Target_arm::do_relax): Force stubs to be after stubbed sections
1623 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1624 the beginning of a new relaxation pass. Update a comment.
1625 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1627 2010-01-12 Ian Lance Taylor <iant@google.com>
1629 * target-reloc.h (visibility_error): New inline function.
1630 (relocate_section): Call visibility_error.
1631 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1632 (MOSTLYCLEANFILES): Likewise.
1633 (protected_4_pic.o, protected_3.err): New targets.
1634 * testsuite/protected_4.cc: New file.
1636 2010-01-12 Doug Kwan <dougkwan@google.com>
1638 * arm.cc (Cortex_a8_reloc): New class.
1639 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1640 and cortex_a8_relocs_info_.
1641 (Target_arm::fix_cortex_a8): New method definition.
1642 (Target_arm::Cortex_a8_relocs_info): New type.
1643 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1644 New data member declarations.
1645 (Target_arm::scan_reloc_for_stub): Record information about
1646 relocations for THUMB branches that might be exempted from the
1647 Cortex-A8 workaround.
1648 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1649 at the beginning of a relaxation pass.
1651 2010-01-12 Doug Kwan <dougkwan@google.com>
1653 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1654 (Arm_relobj::Mapping_symbol_position,
1655 Arm_reloj::Mapping_symbol_position_less,
1656 Arm_relobj::Mapping_symbols_info): New types.
1657 (Target_arm::is_mapping_symbol_name): New method definition.
1658 (Arm_relobj::do_count_local_symbols): Save information about mapping
1661 2010-01-11 Doug Kwan <dougkwan@google.com>
1663 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1664 Arm_relocate_functions::thumb32_branch_upper,
1665 Arm_relocate_functions::thumb32_branch_lower,
1666 Arm_relocate_functions::thumb32_cond_branch_offset,
1667 Arm_relocate_functions::thumb32_cond_branch_upper,
1668 Arm_relocate_functions::thumb32_cond_branch_lower,
1669 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1670 branch offset encoding.
1671 (Arm_relocate_functions::thumb_branch_common): Use new branch
1672 offset encoding methods to avoid code duplication.
1673 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1674 (Stub_addend_reader::operator()): Use new branch encoding method
1675 to avoid code duplication.
1677 2010-01-11 Doug Kwan <dougkwan@google.com>
1679 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1680 (Target_arm::do_finalize_sections): Define special EXIDX section
1681 symbols only if referenced.
1682 * gc.h (Garbage_collection::add_reference): New method.
1683 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1686 2010-01-11 Ian Lance Taylor <iant@google.com>
1688 * script.cc (Version_script_info::build_expression_list_lookup):
1689 Change complaing about duplicate wildcard match from error to
1692 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1694 (Version_script_info::Version_script_info): Initialize globs_,
1695 default_version_, default_is_global_, and exact_. Don't
1696 initialize globals_ or locals_.
1697 (Version_script_info::build_lookup_tables): Build local symbols
1699 (Version_script_info::unquote): New function.
1700 (Version_script_info::add_exact_match): New function.
1701 (Version_script_info::build_expression_list_lookup): Remove lookup
1702 parameter. Add is_global parameter. Change all callers. Handle
1703 wildcard pattern specially. Unquote pattern. Call
1705 (Version_script_info::get_name_to_match): New function.
1706 (Version_script_info::get_symbol_version): New function.
1707 (Version_script_info::get_symbol_version_helper): Remove.
1708 (Version_script_info::check_unmatched_names): Call unquote.
1709 * script.h (class Version_script_info): Change get_symbol_version
1710 to be non-inline and add is_global parameter; change all callers.
1711 Rewrite symbol_is_local. Update declarations. Define struct
1712 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1713 Remove globals_ and locals_ members. Add exact_, globs_,
1714 default_version_, is_global_.
1715 (Version_script_info::Glob): Remove pattern, add expression and
1716 is_global. Update constructor. Change all callers.
1717 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1719 (Versions::symbol_section_contents): If a symbol is undefined, or
1720 defined in a dynamic object, set the version index to
1722 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1724 (Symbol_table::add_from_pluginobj): Likewise.
1725 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1727 2010-01-11 Doug Kwan <dougkwan@google.com>
1729 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1730 (incremental_dump_LDADD): Add linking option for libintl.
1731 * Makefile.in: Regenerate.
1733 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1736 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1738 * testsuite/Makefile.in: Regenerated.
1740 2010-01-10 Doug Kwan <dougkwan@google.com>
1742 * options.h (DEFINE_var): Use parentheses around argument varname__
1743 in macro body to avoid any unintended subsequent substitutions.
1745 2010-01-10 Ian Lance Taylor <iant@google.com>
1747 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1748 candidates before doing symbol resolution.
1750 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1751 ODR candidates if only one is weak.
1753 2010-01-08 Ian Lance Taylor <iant@google.com>
1755 * script.cc (Version_script_info::build_expression_list_lookup):
1756 Don't warn about ambiguous version, just record the ambiguity.
1757 (Version_script_info::get_symbol_version_helper): Give error if
1758 version is ambiguous.
1760 2010-01-08 Doug Kwan <dougkwan@google.com>
1762 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1763 prev_data_size_ and prev_addralign_. Remove initializer for
1764 deleted data member has_been_changed_.
1765 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1766 to determine if the table is empty.
1767 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1769 (Stub_table::add_reloc_stub): Define method in class definition
1770 instead of just declaring it there.
1771 (Stub_table::add_cortex_a8_stub): New method definition.
1772 (Stub_table::update_data_size_and_addralign): Ditto.
1773 (Stub_table::finalize_stubs): Ditto.
1774 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1775 (Stub_table::do_addralign_): Return address alignment in the
1776 (Stub_table::do_reset_address_and_file_offset): Define method in
1777 class definition instead of declaring it there. Set current data
1778 size to be the data size of the previous pass.
1779 (Stub_table::set_final_data_size): Use current data size as the
1781 (Stub_table::relocate_stub): Change parameter type of stub from
1782 Reloc_stub pointer to Stub pointer.
1783 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1784 (Stub_table::Cortex_a8_stub_list): New typedef.
1785 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1786 Stub_table::prev_addralign_): New data member.
1787 (Arm_relobj::Arm_relobj): Initialize data member
1788 section_has_cortex_a8_workaround_.
1789 (Arm_relobj::section_has_cortex_a8_workaround,
1790 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1792 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1794 (Target_arm::relocate_stub): Change parameter type of stub from
1795 Reloc_stub pointer to Stub pointer.
1796 (Insn_template::size, Insn_template::alignment): Handle
1797 THUMB16_SPECIAL_TYPE.
1798 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1799 Stub_table::update_data_size_and_addralign,
1800 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1802 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1803 (Stub_table::do_write): Ditto.
1804 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1806 2010-01-08 Ian Lance Taylor <iant@google.com>
1809 * symtab.h (class Symbol): Remove fields is_target_special_ and
1810 has_plt_offset_. Add field is_defined_in_discarded_section_.
1811 (Symbol::is_defined_in_discarded_section): New function.
1812 (Symbol::set_is_defined_in_discarded_section): New function.
1813 (Symbol::has_plt_offset): Rewrite.
1814 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1815 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1816 Don't initialize is_target_special_ or has_plt_offset_.
1817 Initialize is_defined_in_discarded_section_.
1818 (Symbol_table::add_from_relobj): If appropriate, set
1819 is_defined_in_discarded_section.
1820 * resolve.cc (Symbol::override_base_with_special): Don't test
1821 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1822 * target-reloc.h (relocate_section): Do special handling for
1823 symbols defined in discarded sections for global symbols as well
1826 2010-01-08 Ian Lance Taylor <iant@google.com>
1828 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1829 the SHT_SYMTAB case.
1831 2010-01-08 Ian Lance Taylor <iant@google.com>
1833 * object.cc (Sized_relobj::do_layout): Don't get confused if
1834 layout_eh_frame returns NULL.
1836 2010-01-08 Ian Lance Taylor <iant@google.com>
1839 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1840 dynamic symbol table, use the normal symbol table.
1841 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1844 2010-01-08 Ian Lance Taylor <iant@google.com>
1847 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1850 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1852 * version.cc (print_version): Change to "Copyright 2010".
1854 2010-01-08 Ian Lance Taylor <iant@google.com>
1858 * i386.cc (class Target_i386): Change return type of plt_section
1860 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1861 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1862 tls_desc_rel_ field.
1863 (Output_data_plt_i386::rel_tls_desc): New function.
1864 (Target_i386::rel_tls_desc_section): New function.
1865 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1866 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1867 R_386_TLS_DESC reloc in rel_tls_desc_section.
1868 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1869 Define struct Tlsdesc_info.
1870 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1871 (Target_x86_64::do_reloc_symbol_index): New function.
1872 (Target_x86_64::add_tlsdesc_info): New function.
1873 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1874 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1876 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1878 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1879 (Target_x86_64::rela_tlsdesc_section): New function.
1880 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1882 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1883 (Target_x86_64::do_reloc_addend): New function.
1884 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1885 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1886 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1887 (Output_reloc::type): New function.
1888 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1889 (Output_reloc::is_target_specific): New function.
1890 (Output_reloc::target_arg): New function.
1891 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1892 absolute relocs and target specific relocs.
1893 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1894 add_target_specific.
1895 (class Output_data_reloc) [SHT_RELA]: Likewise.
1896 * output.cc (Output_reloc::Output_reloc): Add four new versions
1897 for absolute relocs and target specific relocs.
1898 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1899 (Output_reloc::get_symbol_index): Likewise.
1900 (Output_reloc::local_section_offset): Check that local_sym_index_
1901 is not TARGET_CODE or 0.
1902 (Output_reloc::symbol_value): Likewise.
1903 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1905 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1906 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1908 * layout.cc (add_target_dynamic_tags): Use output section for
1909 DT_PLTRELSZ and DT_JMPREL.
1911 2010-01-07 Ian Lance Taylor <iant@google.com>
1914 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1916 (class Output_data_reloc_generic): Define.
1917 (class Output_data_reloc_base): Change base class to
1918 Output_data_reloc_generic. Change add() method to call
1919 bump_relative_reloc_count for a relative reloc. Remove
1921 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1923 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1924 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1926 * layout.h (class Layout): Update declaration.
1928 2010-01-07 Ian Lance Taylor <iant@google.com>
1930 * output.h (class Output_data): Add const version of
1931 output_section and do_output_section.
1932 (class Output_section_data): Add const version of
1934 (class Output_section): Likewise.
1935 * layout.cc (Layout::add_target_dynamic_tags): New function.
1936 * layout.h (class Layout): Update declarations.
1937 * arm.cc (Target_arm::do_finalize_sections): Use
1938 add_target_dynamic_tags.
1939 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1940 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1941 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1942 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1944 2010-01-07 Ian Lance Taylor <iant@google.com>
1947 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1950 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1951 Ian Lance Taylor <iant@google.com>
1954 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1955 Xindex::read_symtab_xindex.
1957 2010-01-07 Doug Kwan <dougkwan@google.com>
1959 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1960 (Insn_template::thumb16_bcond_insn): New method declaration.
1961 (Insn_template): Fix spelling.
1962 (Stub::thumb16_special): New method declaration.
1963 (Stub::do_write): Define virtual method which was previously pure
1965 (Stub::do_thumb16_special): New method declaration.
1966 (Stub::do_fixed_endian_write): New template member.
1967 (Reloc_stub::do_write): Remove.
1968 (Reloc_stub::do_fixed_endian_write): Remove.
1969 (Cortex_a8_stub): New class definition.
1970 (Stub_factory::make_cortex_a8_stub): New method definition.
1971 (Stub_factory::Stub_factory): Add missing static storage class
1972 qualifier for elf32_arm_stub_a8_veneer_blx.
1974 2010-01-07 Ian Lance Taylor <iant@google.com>
1977 * options.h (class General_options): Add --warn-unresolved-symbols
1978 and --error-unresolved-symbols.
1979 * errors.cc (Errors::undefined_symbol): Implement
1980 --warn-unresolved-symbols.
1982 * options.h (class General_options): Add -z text and -z textoff.
1983 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1985 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1987 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1988 (Garbage_collection::cident_sections): New function.
1989 (Garbage_collection::add_cident_section): New function.
1990 (Garbage_collection::cident_sections_): New member.
1991 (gc_process_relocs): Add references to sections whose names are C
1993 * gold.h (cident_section_start_prefix): New constant.
1994 (cident_section_stop_prefix): New constant.
1995 (is_cident): New function.
1996 * layout.cc (Layout::define_section_symbols): Replace string constants
1997 with the newly defined constants.
1998 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2000 * testsuite/Makefile.am: Add gc_orphan_section_test.
2001 * testsuite/Makefile.in: Regenerate.
2002 * testsuite/gc_orphan_section_test.cc: New file.
2003 * testsuite/gc_orphan_section_test.sh: New file.
2005 2010-01-06 Ian Lance Taylor <iant@google.com>
2008 * options.h (class General_options): Add --warn-shared-textrel.
2009 * layout.cc (Layout::finish_dynamic_section): Implement
2010 --warn-shared-textrel.
2013 * options.h (class General_options): Add --warn-multiple-gp.
2015 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2017 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2018 $(THREADSLIB) and $(LIBDL).
2019 * Makefile.in: Rebuild.
2021 2010-01-06 Ian Lance Taylor <iant@google.com>
2024 * options.cc (General_options::parse_section_start): New function.
2025 (General_options::section_start): New function.
2026 (General_options::General_options): Initialize all members.
2027 * options.h: Include <map>
2028 (class General_options): Add --section-start. Add section_starts_
2030 * layout.cc (Layout::attach_allocated_section_to_segment): If
2031 --section-start was used, set the address of the segment. Remove
2032 local sort_sections.
2033 (Layout::relaxation_loop_body): If the address of the load segment
2034 has been set by --section-start, don't use it.
2035 * output.h (Output_segment::update_flags_for_output_section): New
2037 * output.cc (Output_segment::add_output_section): Call
2038 update_flags_for_output_section.
2040 2010-01-05 Ian Lance Taylor <iant@google.com>
2043 * options.h (class General_options): Add --undefined-version.
2044 * script.cc (struct Version_expression): Add was_matched_by_symbol
2046 (Version_script_info::matched_symbol): New function.
2047 (Version_script_info::get_symbol_version_helper): Call
2049 (Version_script_info::check_unmatched_names): New function.
2050 * script.h (class Version_script_info): Update declarations.
2051 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2053 * options.h (class General_options): Use DEFINE_bool_alias for
2054 allow_multiple_definition.
2055 * resolve.cc (Symbol_table::should_override): Don't test
2056 allow_multiple_definition.
2059 * options.h (class General_options): Add --cref.
2060 * main.cc (main): Print cref table if --cref. Don't close mapfile
2061 until after printing cref table.
2062 * cref.cc: Include "symtab.h".
2063 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2064 (Cref_table_compare::operator()): New function.
2065 (Cref_inputs::gather_cref): New function.
2066 (filecol): New static const.
2067 (Cref_inputs::print_cref): New function.
2068 (Cref::print_cref): New function.
2069 * cref.h: Include <cstdio>.
2070 (class Cref): Update declarations.
2071 * mapfile.h (Mapfile::file): New function.
2072 * object.h (class Object): Define Symbols. Declare virtual
2073 do_get_global_symbols.
2074 (Object::get_global_symbols): New function.
2075 * object.cc (Input_objects::add_object): Pass object to cref_ if
2077 (Input_objects::archive_start): Likewise.
2078 (Input_objects::archive_stop): Likewise.
2079 (Input_objects::print_cref): New function.
2080 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2081 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2083 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2085 * plugin.h (class Sized_pluginobj): Update declarations.
2087 2010-01-05 Ian Lance Taylor <iant@google.com>
2089 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2090 to is_default_version. Rename insdef to insdefault.
2091 (Symbol_table::add_from_relobj): Rename def to is_default_version
2092 and local to is_forced_local.
2093 (Symbol_table::add_from_pluginobj): Likewise.
2094 (Symbol_table::add_from_dynobj): Likewise.
2095 (Symbol_table::define_special_symbol): Rename insdef to
2098 2010-01-04 Ian Lance Taylor <iant@google.com>
2101 * options.h (class General_options): Add
2102 --allow-multiple-definition and -z muldefs.
2103 * resolve.cc (Symbol_table::should_override): Don't warn about a
2104 multiple symbol definition if --allow-multiple-definition or -z
2108 * options.h (class General_options): Add --add-needed and
2109 --copy-dt-needed-entries. Tweak --as-needed help entry.
2110 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2111 error if --copy-dt-needed-entries aka --add-needed is used and
2112 would cause a change in behaviour.
2115 * options.h (class General_options): Add -G as a short version of
2116 --shared. Add no-op options -assert, -g, and -i.
2118 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2120 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2121 check for .text or .gnu.linkonce.t sections.
2122 * icf.cc (Icf::find_identical_sections): Ditto.
2123 Change the detection for mangled function name within the section
2125 * icf.h (is_section_foldable_candidate): New function.
2127 2009-12-30 Ian Lance Taylor <iant@google.com>
2130 * options.h (class General_options): Permit two dashes with
2131 --retain-symbols-file.
2133 2009-12-30 Ian Lance Taylor <iant@google.com>
2136 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2137 don't put the file header and segment headers in the text
2141 * common.cc (Sort_commons::operator()): Stabilize sort when both
2143 (Symbol_table::do_allocate_commons_list): When allocating common
2144 symbols, skip a symbol which is no longer common.
2145 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2146 an object before checking its type.
2147 * testsuite/common_test_2.c: New file.
2148 * testsuite/common_test_3.c: New file.
2149 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2150 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2151 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2152 (common_test_2_pic.o, common_test_2.so): New targets.
2153 (common_test_3_pic.o, common_test_3.so): New targets.
2154 * testsuite/Makefile.in: Rebuild.
2157 * script.cc (read_input_script): If we see a new SECTIONS clause,
2158 and we have added an input section, give an error.
2159 * layout.h (class Layout): Add have_added_input_section function.
2160 Add have_added_input_section_ field.
2161 * layout.cc (Layout::Layout): Initialize
2162 have_added_input_section_.
2163 (Layout::layout): Set have_added_input_section_.
2164 (Layout::layout_eh_frame): Likewise.
2166 2009-12-30 Ian Lance Taylor <iant@google.com>
2169 * options.h (class General_options): Add --sort-common option.
2170 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2171 * common.cc (Sort_common): Add sort_order parameter to
2172 constructor. Add sort_order_ field.
2173 (Sort_commons::operator): Check sort_order_.
2174 (Symbol_table::allocate_commons): Determine the sort order.
2175 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2177 (Symbol_table::do_allocate_commons_list): Likewise.
2179 2009-12-30 Ian Lance Taylor <iant@google.com>
2182 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2183 symbols from this object, don't change the visibility of an
2185 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2187 2009-12-30 Ian Lance Taylor <iant@google.com>
2190 * script.h (class Version_script_info): Define Language enum.
2191 Update declarations. Define Glob, Exact, and Lookup types. Add
2192 new fields globals_, locals_, and is_finalized_.
2193 * script.cc: Various formatting fixes.
2194 (class Parser_closure): Change language_stack_ from a vector of
2195 std::string to one of Version_script_info::Language. Adjust all
2197 (class Lazy_demangler): Remove.
2198 (struct Version_expression): Change language from std::string to
2199 Version_script_info::Language.
2200 (Version_script_info::Version_script_info): New function.
2201 (Version_script_info::~Version_script_info): Don't call clear.
2202 (Version_script_info::finalize): New function.
2203 (Version_script_info::build_lookup_tables): New function.
2204 (Version_script_info::build_expression_list_lookup): New
2206 (Version_script_info::get_symbol_version_helper): Rewrite to use
2208 (Version_script_info::print_expression_list): Adjust to use
2209 Version_script_info::Language.
2210 (script_push_lex_into_version_mode): Check that the version script
2211 has not been finalized.
2212 (version_script_push_lang): Change language string to
2213 Version_script_info::Language.
2214 * options.cc (Command_line::version_script): New function.
2215 * options.h (class General_options): Add finalize_dynamic_list
2216 function. Change version_script from declaration to definition.
2217 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2218 * testsuite/version_script.map: Remove duplicate def of foo.
2219 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2221 * testsuite/Makefile.in: Rebuild.
2223 2009-12-30 Ian Lance Taylor <iant@google.com>
2226 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2227 if the input symbol index is 0, make the output symbol index 0.
2229 2009-12-30 Ian Lance Taylor <iant@google.com>
2232 * options.h (class General_options): Add -x/--discard-all.
2233 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2234 --discard-all. If the local symbol needs a dynamic entry, check
2235 that before handling --discard-locals.
2237 2009-12-30 Ian Lance Taylor <iant@google.com>
2240 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2242 (Output_segment::add_output_section): Don't change the flags if
2246 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2247 GNU hash table if they need a dynamic value. Otherwise, don't add
2248 them if they are defined in a dynamic object or are forced local.
2250 2009-12-29 Ian Lance Taylor <iant@google.com>
2253 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2254 .gnu.hash table for a 32-bit target.
2257 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2258 regular and a dynamic object only needs a dynamic symbol table
2259 entry if it is externally visible.
2262 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2263 constructor. Add global_offset_table_ field.
2264 (Target_i386::got_section): Set global_offset_table_.
2265 (Target_i386::do_finalize_sections): Set global_offset_table_
2267 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2268 in constructor. Add global_offset_table_ field.
2269 (Target_x86_64::got_section): Set global_offset_table_.
2270 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2273 * layout.cc (Layout::Layout): Initialize increase_relro_.
2274 (Layout::get_output_section): Add is_relro, is_last_relro, and
2275 is_first_non_relro parameters. Change all callers.
2276 (Layout::choose_output_section): Likewise.
2277 (Layout::add_output_section_data): Likewise.
2278 (Layout::make_output_section): Likewise.
2279 (Layout::set_segment_offsets): Clear increase_relro when using a
2281 * layout.h (class Layout): Add increase_relro method. Add
2282 increase_relro_ field. Update declarations.
2283 * output.cc (Output_section::Output_section): Initialize
2284 is_last_relro_ and is_first_non_relro_.
2285 (Output_segment::add_output_section): Group relro sections is
2286 do_sort is true. Handle is_last_relro and is_first_non_relro.
2287 (Output_segment::maximum_alignment): Remove relro handling.
2288 (Output_segment::set_section_addresses): Add increase_relro
2289 parameter. Change all callers. Add initial alignment to align
2290 relro sections on separate page. Remove old relro handling.
2291 (Output_segment::set_section_list_addresses): Remove in_relro
2292 parameter. Change all callers.
2293 (Output_segment::set_offset): Add increase parameter. Change all
2294 callers. Remove old relro handling.
2295 * output.h (class Output_section): Add new methods: is_last_relro,
2296 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2297 Add is_last_relro_ and is_first_non_relro_ fields.
2298 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2299 Create separate .got.plt section. Call increase_relro.
2300 * x86_64.cc (Target_x86_64::got_section): Likewise.
2301 * testsuite/relro_script_test.t: Add .got.plt.
2304 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2305 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2306 (Layout::finalize): Call set_dynamic_symbol_size.
2307 (Layout::set_dynamic_symbol_size): New function.
2308 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2309 set_dynamic_symbol_size.
2312 * output.h (class Output_section): Add is_entsize_zero_ field.
2313 * output.cc (Output_section::Output_section): Initialize
2315 (Output_section::set_entsize): If two different entsizes are
2316 requested, force it to zero.
2317 (Output_section::add_input_section): Set flags for .debug_str
2318 before updating section flags. Set entsize.
2319 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2320 and SHF_STRING if all input sections have those flags.
2322 2009-12-29 Rafael Espindola <espindola@google.com>
2324 * main.cc (main): Fix the sys time reporting.
2325 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2328 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2330 * options.cc (General_options::parse_version): Allow -v to exit
2331 without an error if there is nothing to link.
2333 2009-12-29 Ian Lance Taylor <iant@google.com>
2335 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2336 using a version of gcc before 4.1.
2337 * configure: Rebuild.
2339 2009-12-28 Chris Demetriou <cgd@google.com>
2341 * attributes.cc (Output_attributes_section_data::do_write): Use
2342 std::vector::front rather than std::vector::data.
2344 2009-12-28 Ian Lance Taylor <iant@google.com>
2346 * symtab.h (class Symbol_table): Add enum Defined.
2347 * resolve.cc (Symbol_table::should_override): Add defined
2348 parameter. Change all callers. Test whether object is NULL
2349 before calling a method on it.
2350 (Symbol_table::report_resolve_problem): Add defined parameter.
2352 (Symbol_table::should_override_with_special): Likewise.
2353 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2354 parameter. Change all callers.
2355 (Symbol_table::do_define_in_output_data): Likewise.
2356 (Symbol_table::define_in_output_segment): Likewise.
2357 (Symbol_table::do_define_in_output_segment): Likewise.
2358 (Symbol_table::define_as_constant): Likewise.
2359 (Symbol_table::do_define_as_constant): Likewise.
2360 * script.h (class Symbol_assignment): Add is_defsym parameter to
2361 constructor; change all callers.
2362 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2363 parameter. Change all callers. Add is_defsym_ field.
2364 (class Parser_closure): Add parsing_defsym parameter to
2365 constructor; change all callers. Add parsing_defsym accessor
2366 function. Add parsing_defsym_ field.
2368 2009-12-28 Ian Lance Taylor <iant@google.com>
2370 * gold.cc (queue_middle_tasks): Fix formatting.
2371 * object.cc (Relobj::is_section_name_included): Likewise.
2373 2009-12-23 Ian Lance Taylor <iant@google.com>
2375 * i386.cc (Target_i386::do_calls_non_split): Recognize
2376 -fsplit-stack prologue for a function with a static chain.
2377 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2378 -fsplit-stack prologue when using %r11.
2380 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2382 * options.cc (General_options::parse_version): Make -v continue and do
2383 the link like GNU ld does.
2385 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2387 * Makefile.am (CCFILES): Add timer.cc.
2388 (HFILES): Add timer.h.
2389 * configure.ac: Check for sysconf and times.
2390 * main.cc: include timer.h.
2391 (main): Use Timer instead of get_run_time.
2394 * workqueue.cc: include timer.h.
2395 (Workqueue::find_and_run_task):
2396 Report user, sys and wall time.
2397 * Makefile.in: Regenerate.
2398 * config.in: Regenerate.
2399 * configure: Regenerate.
2401 2009-12-16 Doug Kwan <dougkwan@google.com>
2403 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2405 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2406 relaxed input sections.
2407 * output.cc (Output_section::find_relaxed_input_section): Change
2408 return type to Output_relaxed_input_section pointer. Adjust code
2409 for new type of relaxed_input_section_map_.
2410 * output.h (Output_section::find_relaxed_input_section): Change
2411 return type to Output_relaxed_input_section pointer.
2412 (Output_section::Output_relaxed_input_section_by_input_section_map):
2414 (Output_section::relaxed_input_section_map_): Change type to
2415 Output_section::Output_relaxed_input_section_by_input_section_map.
2416 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2419 2009-12-15 Ian Lance Taylor <iant@google.com>
2421 * layout.cc (Layout::create_shstrtab): Only write out after input
2422 sections if we are compressing debug sections.
2424 2009-12-15 Ian Lance Taylor <iant@google.com>
2426 * archive.cc (Archive::add_symbols): Only look up a symbol without
2427 a version if there is, in fact, a version.
2429 2009-12-14 Ian Lance Taylor <iant@google.com>
2431 Revert -Wshadow changes, all changes from:
2432 2009-12-11 Doug Kwan <dougkwan@google.com>
2433 2009-12-11 Nick Clifton <nickc@redhat.com>
2434 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2436 2009-12-11 Doug Kwan <dougkwan@google.com>
2438 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2440 * attributes.cc (Object_attribute::size): Ditto.
2441 (Attributes_section_data::size): Ditto.
2442 (Attributes_section_data::Attributes_section_data): Ditto.
2443 (Output_attributes_section_data::do_write): Ditto.
2444 * attributes.h (Object_attribute::set_type): Ditto.
2445 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2447 2009-12-11 Nick Clifton <nickc@redhat.com>
2449 * archive.cc: Fix shadowed variable warnings.
2451 * compressed_output.cc: Likewise.
2452 * compressed_output.h: Likewise.
2453 * configure: Likewise.
2454 * dwarf_reader.cc: Likewise.
2455 * dynobj.cc: Likewise.
2456 * dynobj.h: Likewise.
2457 * ehframe.cc: Likewise.
2458 * ehframe.h: Likewise.
2459 * errors.cc: Likewise.
2460 * expression.cc: Likewise.
2461 * fileread.cc: Likewise.
2462 * fileread.h: Likewise.
2463 * freebsd.h: Likewise.
2464 * i386.cc: Likewise.
2466 * incremental.h: Likewise.
2467 * layout.cc: Likewise.
2468 * layout.h: Likewise.
2469 * mapfile.cc: Likewise.
2470 * merge.cc: Likewise.
2471 * merge.h: Likewise.
2472 * object.cc: Likewise.
2473 * object.h: Likewise.
2474 * options.h: Likewise.
2475 * output.cc: Likewise.
2476 * output.h: Likewise.
2477 * parameters.cc: Likewise.
2478 * plugin.cc: Likewise.
2479 * powerpc.cc: Likewise.
2480 * reduced_debug_output.cc: Likewise.
2481 * reduced_debug_output.h: Likewise.
2482 * reloc.cc: Likewise.
2483 * reloc.h: Likewise.
2484 * resolve.cc: Likewise.
2485 * script-sections.cc: Likewise.
2486 * script.cc: Likewise.
2487 * script.h: Likewise.
2488 * sparc.cc: Likewise.
2489 * symtab.cc: Likewise.
2490 * symtab.h: Likewise.
2491 * target-select.cc: Likewise.
2492 * target-select.h: Likewise.
2493 * token.h: Likewise.
2494 * workqueue.cc: Likewise.
2495 * workqueue.h: Likewise.
2496 * x86_64.cc: Likewise.
2498 2009-12-10 Doug Kwan <dougkwan@google.com>
2500 * arm.cc (attributes.h): New include.
2501 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2502 (Arm_relobj::~Arm_relobj): Delete object pointed by
2503 attributes_section_data_.
2504 (Arm_relobj::attributes_section_data): New method definition.
2505 (Arm_relobj::attributes_section_data_): New data member declaration.
2506 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2507 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2508 attributes_section_data_.
2509 (Arm_dynobj::attributes_section_data): New method definition.
2510 (Arm_dynobj::attributes_section_data_): New data member declaration.
2511 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2512 initialization value of may_use_blx_ to false.
2513 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2514 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2515 object attributes to compute results instead of hard-coding.
2516 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2517 Target_arm::get_secondary_compatible_arch,
2518 Target_arm::set_secondary_compatible_arch
2519 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2520 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2521 New method declarations.
2522 (Target_arm::get_aeabi_object_attribute): New method definition.
2523 (Target_arm::attributes_section_data_): New data member declaration.
2524 (read_arm_attributes_section): New template definition.
2525 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2526 (Arm_dynobj::do_read_symbols): Ditto.
2527 (Target_arm::do_finalize_sections): Merge attributes sections from
2528 input. Check for BLX use after attributes section merging.
2529 Fix __exidx_start and __exidx_end visibility. Create an
2530 .ARM.attributes section if necessary.
2531 (Target_arm::get_secondary_compatible_arch,
2532 Target_arm::set_secondary_compatible_arch,
2533 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2534 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2535 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2536 New method definitions.
2538 2009-12-09 Ian Lance Taylor <iant@google.com>
2540 * plugin.cc (Plugin::load): Don't cast from void* to a function
2543 2009-12-09 Ian Lance Taylor <iant@google.com>
2545 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2548 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2550 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2551 Replace two_file_shared_1.so with two_file_shared_2.so.
2552 * testsuite/Makefile.in: Regenerated.
2554 2009-12-08 Doug Kwan <dougkwan@google.com>
2556 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2557 (HFILES): Add attributes.h and int_encoding.h.
2558 * Makefile.in: Regenerate.
2559 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2560 function definitions to int_encoding.cc
2561 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2562 prototypes to int_encoding.h
2563 * reduced_debug_output.cc (int_encoding.h): New include.
2564 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2565 function definitions to int_encoding.cc
2566 (insert_into_vector, read_from_pointer): Move template definitions to
2568 * attributes.cc: New file.
2569 * attributes.h: New file.
2570 * int_encoding.cc: New file.
2571 * int_encoding.h: New file.
2573 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2576 * incremental-dump.cc (dump_incremental_inputs): New.
2577 (main): Use dump_incremental_inputs.
2579 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2582 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2583 checking elfcpp::STT_FUNC.
2584 (Target_i386::Relocate::relocate): Likewise.
2585 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2587 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2588 symbols from shared libraries into normal FUNC symbols.
2590 * symtab.h (Symbol): Add is_func and use it.
2592 2009-12-05 Doug Kwan <dougkwan@google.com>
2594 * arm.cc (Target_arm::arm_info): Initialize new fields
2595 attributes_section and attributes_vendor.
2596 * i386.cc (Target_i386::i386_info): Same.
2597 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2598 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2599 fields attributes_section and attributes_vendor.
2600 * sparc.cc (Target_sparc::sparc_info): Same.
2601 * target.h (Target::attributes_section, Target::attributes_vendor,
2602 Target::is_attributes_section, Target::attribute_arg_type,
2603 Target::attributes_order): New method definitions.
2604 (Target::Target_info::attributes_section,
2605 Target::Target_info::attributes_vendor): New fields.
2606 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2607 virtual method definitions.
2608 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2609 attributes_section and attributes_vendor.
2610 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2612 2009-12-05 Doug Kwan <dougkwan@google.com>
2614 * arm.cc: Update comments about interworking and stub generation.
2615 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2616 considered as non-PIC.
2617 (Arm_relocate_functions::base_abs): Fix formatting.
2618 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2619 of function to use GOT entry address instead of offset.
2620 (Target_arm::Scan::global): Issue an error if a symbol would need a
2621 PLT does not get one because it is untyped. Remove code to create
2622 dynamic symbols for relative branches.
2623 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2624 takes unsigned integer instead of boolean.
2626 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2628 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2629 (two_file_test_LDADD): Likewise.
2630 (common_test_1_LDADD): Likewise.
2631 (exception_test_LDADD) Likewise.
2632 (weak_test_LDADD): Likewise.
2633 (many_sections_test_LDADD): Likewise.
2634 (initpri1_LDADD): Likewise.
2635 (script_test_1_LDADD): Likewise.
2636 (script_test_2_LDADD): Likewise.
2637 (justsyms_LDADD): Likewise.
2638 (binary_test_LDADD): Likewise.
2639 (large_LDADD): Likewise.
2640 * testsuite/Makefile.in: Regenerated.
2642 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2644 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2645 (Symbol_table::override_with_special): Likewise.
2646 (Symbol_table::add_from_object): Likewise.
2648 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2650 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2651 Don't set the data_offset twice.
2653 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2655 * testsuite/Makefile.in: Regenerate.
2657 2009-12-03 Doug Kwan <dougkwan@google.com>
2659 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2660 (Target_arm::do_finalize_sections): Add parameter for symbol table
2661 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2662 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2663 parameter for symbol table pointer.
2664 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2665 an additional parameter for a pointer to symbol table.
2666 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2667 parameter for a symbol table pointer.
2668 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2669 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2671 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2672 parameter for a symbol table pointer.
2674 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2676 * incremental.cc (Incremental_inputs_header)
2677 (Incremental_inputs_header_write, Incremental_inputs_entry)
2678 (Incremental_inputs_entry_write): Move ...
2679 * incremental.h (Incremental_inputs_header)
2680 (Incremental_inputs_header_write, Incremental_inputs_entry)
2681 (Incremental_inputs_entry_write): here.
2683 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2685 * incremental.cc (make_sized_incremental_binary): Set the target.
2686 Error if it is incompatible.
2687 * output.h (Output_file): Add filename method.
2689 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2691 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2692 from the get_* methods.
2694 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2696 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2697 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2698 Write 0 for the data_offset of scripts.
2700 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2702 * testsuite/Makefile.am: Add the incremental_test.sh test.
2703 * testsuite/incremental_test.sh: New.
2704 * testsuite/incremental_test_1.c: New.
2705 * testsuite/incremental_test_2.c: New.
2707 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2709 * incremental-dump.cc (main): Fix typos.
2711 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2714 * incremental-dump.cc (main): Use llu to print 64 bit values.
2716 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2717 H.J. Lu <hongjiu.lu@intel.com>
2719 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2721 (incremental_dump_LDADD): Likewise.
2722 * Makefile.in: Regenerated.
2724 2009-11-25 Doug Kwan <dougkwan@google.com>
2728 2009-11-25 Doug Kwan <dougkwan@google.com>
2730 * arm.cc (Target_arm::Target_arm): Move method definition
2731 outside of class definition. Add code to handle
2732 --target1-rel, --target1-abs and --target2= options.
2733 (Target_arm::get_reloc_reloc_type): Change method to be
2734 non-static and const.
2735 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2736 New data member declaration.
2737 (Target_arm::Scan::local, Target_arm::Scan::global,
2738 Target_arm::Relocate::relocate,
2739 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2740 Adjust call to Target_arm::get_real_reloc_type.
2741 (Target_arm::get_real_reloc_type): Use command line options
2742 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2743 * options.h (--target1-rel, --target1-abs, --target2): New
2746 2009-11-25 Doug Kwan <dougkwan@google.com>
2748 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2749 class definition. Add code to handle --target1-rel, --target1-abs
2750 and --target2= options.
2751 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2753 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2755 (Target_arm::Scan::local, Target_arm::Scan::global,
2756 Target_arm::Relocate::relocate,
2757 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2758 call to Target_arm::get_real_reloc_type.
2759 (Target_arm::get_real_reloc_type): Use command line options to
2760 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2761 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2764 2009-11-25 Doug Kwan <dougkwan@google.com>
2766 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2767 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2768 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2770 (Arm_relocate_functions::thm_call): Replace body with a call to
2771 Arm_relocate_functions::thumb_branch_common.
2772 (Arm_relocate_functions::thm_jump24,
2773 Arm_relocate_functions::thm_xpc22): New method definitions.
2774 (Arm_relocate_functions::thumb_branch_common): New method definition.
2775 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2777 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2778 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2780 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2782 * Makefile.am: Build incremental-dump
2783 * Makefile.in: Regenerate.
2784 * incremental-dump.cc: New.
2785 * incremental.cc (Incremental_inputs_header_data,
2786 Incremental_inputs_entry_data): Move to incremental.h
2787 * incremental.h: (Incremental_inputs_header_data,
2788 Incremental_inputs_entry_data): Move from incremental.cc
2790 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2792 * incremental.cc (Incremental_inputs_header,
2793 Incremental_inputs_header_write, Incremental_inputs_entry,
2794 Incremental_inputs_entry_write): Add a typedef with the data type.
2796 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2798 * incremental.cc (Incremental_inputs_header,
2799 Incremental_inputs_header_write, Incremental_inputs_entry,
2800 Incremental_inputs_entry_write): Update comment about which
2801 type has the filed descriptions.
2803 2009-11-15 Doug Kwan <dougkwan@google.com>
2805 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2806 (Arm_relocate_functions::arm_branch_common): Change method defintion
2807 in class definition to a method declaration and update list of formal
2809 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2810 Arm_relocation_functions::jump24): Adjust call to
2811 Arm_relocate_functions::arm_branch_common. Update list of formal
2813 (Arm_relocate_functions::xpc25): New method definition.
2814 (Arm_relocate_functions::arm_branch_common): Move method defintion
2815 out from class definition. Use stubs for mode-switching and extending
2817 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2818 specially. Change code to enable use of stubs in ARM branches.
2820 2009-11-10 Doug Kwan <dougkwan@google.com>
2822 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2823 in method declaration.
2824 (Target_arm::relocate_stub): New method declaration.
2825 (Target_arm::default_target): Change to return a pointer instead of
2827 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2828 Target_arm::default_target.
2829 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2831 (Target_arm::relocate_section): Adjust view.
2832 (Target_arm::relocate_stub): New method definition.
2834 2009-11-10 Doug Kwan <dougkwan@google.com>
2836 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2838 * incremental.cc (open_incremental_binary): Initialized local
2839 variables to avoid warnings.
2840 * object.cc (make_elf_object): Ditto.
2841 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2844 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2847 * testsuite/plugin_test.c: Include "config.h".
2849 2009-11-09 Doug Kwan <dougkwan@google.com>
2851 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2852 (arm_symbol_value): Remove.
2853 (Arm_relocate_functions::arm_branch_common,
2854 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2855 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2856 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2857 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2858 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2859 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2860 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2861 Arm_relocate_functions::thm_mobw_abs_nc,
2862 Arm_relocate_functions::thm_mov_abs,
2863 Arm_relocate_functions::movw_prel_nc,
2864 Arm_relocate_functions::thm_movt_abs,
2865 Arm_relocate_functions::movt_prel,
2866 Arm_relocate_functions::thm_movw_prel_nc,
2867 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2868 (Target_arm::Relocate::relocate): Only decompose address into two
2869 parts if relocation type uses the thumb-bit and pass the actual
2870 bit instead of a flag indicating that the thumb-bit is used. Adjust
2871 calls to methods in Arm_relocate_functions for this change.
2873 2009-11-08 Ian Lance Taylor <iant@google.com>
2876 * reloc.cc: Instantiate
2877 Sized_relobj::initialize_input_to_output_maps and
2878 Sized_relobj:free_input_to_output_maps.
2880 2009-11-06 Ian Lance Taylor <iant@google.com>
2883 * defstd.cc (in_segment): Set only_if_ref true for "end".
2885 2009-11-06 Doug Kwan <dougkwan@google.com>
2887 * arm.cc (class Reloc_stub): Correct a comment.
2888 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2889 (Target_arm::scan_section_for_stubs): New method declaration.
2890 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2891 Change methods from private to protected.
2892 (Target_arm::do_may_relax): New method definition.
2893 (Target_arm::do_relax, Target_arm::group_sections,
2894 Target_arm::scan_reloc_for_stub,
2895 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2896 (Target_arm::arm_input_section_map_): New data member declaration.
2897 (Target_arm::scan_reloc_for_stub,
2898 Target_arm::scan_reloc_section_for_stubs,
2899 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2900 Target_arm::do_relax): New method definitions.
2902 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2904 * configure.ac: Check for (struct stat)::st_mtim
2905 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2906 * config.in: Regenerate.
2907 * configure: Regenerate.
2909 2009-11-05 Ian Lance Taylor <iant@google.com>
2912 * output.cc (Output_segment::add_output_section): Add missing
2915 2009-11-04 Ian Lance Taylor <iant@google.com>
2918 * object.h (class Object): Add is_needed and set_is_needed
2919 methods. Add is_needed_ field. Make bool fields into bitfields.
2920 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2921 defined in a dynamic object and referenced by a regular object,
2922 set is_needed for the dynamic object.
2923 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2924 if the file is marked with as_needed and it is not needed.
2926 2009-11-04 Ian Lance Taylor <iant@google.com>
2929 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2930 tags if data is discarded by linker script.
2931 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2932 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2933 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2934 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2936 2009-11-04 Ian Lance Taylor <iant@google.com>
2938 * layout.cc (Layout::get_output_section): Add is_interp and
2939 is_dynamic_linker_section parameters. Change all callers.
2940 (Layout::choose_output_section): Likewise.
2941 (Layout::make_output_section): Likewise.
2942 (Layout::add_output_section_data): Add is_dynamic_linker_section
2943 parameter. Change all callers.
2944 * layout.h (class Layout): Update declarations.
2945 * output.h (class Output_section): Add is_interp, set_is_interp,
2946 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2947 Add is_interp_, is_dynamic_linker_section_ fields. Change
2948 generate_code_fills_at_write_ to a bitfield.
2949 * output.cc (Output_section::Output_sections): Initialize new
2951 (Output_segment::add_output_section): Add do_sort parameter.
2954 2009-11-03 Ian Lance Taylor <iant@google.com>
2957 * options.h (class General_options): Add --warn-common.
2958 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2959 merging two common symbols.
2960 (Symbol_table::should_override): Handle --warn-common when merging
2961 a common symbol with a defined symbol. Use report_resolve_problem
2962 for multiple definitions.
2963 (Symbol_table::report_resolve_problem): New function.
2964 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2966 2009-11-03 Doug Kwan <dougkwan@google.com>
2968 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2970 (Target_arm::stub_factory): New method definition.
2971 (Target_arm::new_arm_input_section,
2972 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2973 Target_arm::reloc_uses_thumb_bit): New method declarations.
2974 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2975 New type definitions.
2976 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2977 member declarations.
2978 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2979 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2980 New method definitions.
2982 2009-11-03 Ian Lance Taylor <iant@google.com>
2984 * options.h (class General_options): Add --warn_constructors.
2986 2009-11-03 Ian Lance Taylor <iant@google.com>
2989 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2990 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2992 2009-11-03 Ian Lance Taylor <iant@google.com>
2995 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2996 --msgid-bugs-address.
2997 (install-pdf): New target.
2998 (install-data_yes): Look up one directory to find mkinstalldirs.
3000 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3002 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3005 2009-10-30 Doug Kwan <dougkwan@google.com>
3007 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3009 2009-10-30 Doug Kwan <dougkwan@google.com>
3011 * arm.cc (Stub_addend_reader): New struct template definition
3012 and partial specializations.
3013 (Stub_addend_reader::operator()): New method definition for a
3014 partially specialized template.
3016 2009-10-30 Doug Kwan <dougkwan@google.com>
3018 * arm.cc (Arm_relobj::processor_specific_flags): New method
3020 (Arm_relobj::do_read_symbols): New method declaration.
3021 (Arm_relobj::processor_specific_flags_): New data member declaration.
3022 (Arm_dynobj): New class definition.
3023 (Target_arm::do_finalize_sections): Add input_objects parameter.
3024 (Target_arm::do_adjust_elf_header): New method declaration.
3025 (Target_arm::are_eabi_versions_compatible,
3026 (Target_arm::merge_processor_specific_flags): New method declaration.
3027 (Target_arm::do_make_elf_object): New overloaded method definitions
3029 (Arm_relobj::do_read_symbols): New method definition.
3030 (Arm_dynobj::do_read_symbols): Ditto.
3031 (Target_arm::do_finalize_sections): Add input_objects parameters.
3032 Merge processor-specific flags from all input objects.
3033 (Target_arm::are_eabi_versions_compatible,
3034 Target_arm::merge_processor_specific_flags,
3035 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3036 New method definitions.
3037 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3038 Input_objects pointer type parameter.
3039 * layout.cc (Layout::finalize): Pass input objects to target's.
3040 finalize_sections function.
3041 * output.cc (Output_file_header::do_sized_write): Set ELF file
3042 header's processor-specific flags.
3043 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3044 Input_objects pointer type parameter.
3045 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3046 * target.h (Input_objects): New forward class declaration.
3047 (Target::processor_specific_flags,
3048 Target::are_processor_specific_flags_sect): New method definitions.
3049 (Target::finalize_sections): Add input_objects parameter.
3050 (Target::Target): Initialize processor_specific_flags_ and
3051 are_processor_specific_flags_set_.
3052 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3054 (Target::set_processor_specific_flags): New method definition.
3055 (Target::processor_specific_flags_,
3056 Target::are_processor_specific_flags_set_): New data member
3058 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3059 Input_objects pointer type parameter.
3061 2009-10-30 Doug Kwan <dougkwan@google.com>
3063 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3065 2009-10-28 Ian Lance Taylor <iant@google.com>
3067 * object.h (class Relobj): Drop options parameter from
3068 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3069 do_scan_relocs, do_relocate. Change all callers.
3070 (class Sized_relobj): Drop options parameters from
3071 do_gc_process_relocs, do_scan_relocs, do_relocate,
3072 do_relocate_sections, relocate_sections, emit_relocs_scan,
3073 emit_relocs_scan_reltype. Change all callers.
3074 (struct Relocate_info): Remove options field and all references to
3076 * reloc.h (class Read_relocs): Remove options constructor
3077 parameter and options_ field. Change all callers.
3078 (class Gc_process_relocs, class Scan_relocs): Likewise.
3079 (class Relocate_task): Likewise.
3080 * target-reloc.h (scan_relocs): Remove options parameter. Change
3082 (scan_relocatable_relocs): Likewise.
3083 * target.h (class Sized_target): Remove options parameter from
3084 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3086 * gc.h (gc_process_relocs): Remove options parameter. Change all
3088 * arm.cc: Update functions to remove options parameters.
3089 * i386.cc: Likewise.
3090 * powerpc.cc: Likewise.
3091 * sparc.cc: Likewise.
3092 * x86_64.cc: Likewise.
3093 * testsuite/testfile.cc: Likewise.
3095 2009-10-28 Doug Kwan <dougkwan@google.com>
3097 * arm.cc (Arm_relobj): New class definition.
3098 (Arm_relobj::scan_sections_for_stubs,
3099 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3100 New method definitions.
3102 2009-10-28 Cary Coutant <ccoutant@google.com>
3104 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3105 (Plugin::cleanup_done_): New member.
3106 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3107 (Plugin_manager::cleanup_done_): Remove.
3108 (Plugin_manager::add_input_file): Edit error message.
3109 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3110 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3112 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3114 * fileread.cc: (File_read::View::~View): Use the new
3115 data_ownership_ filed.
3116 (File_read::~File_read): Dispose the new whole_file_view_.
3117 (File_read::open): Mmap the whole file if needed.
3118 (File_read::open): Use whole_file_view_ instead of contents_.
3119 (File_read::find_view): Use whole_file_view_ if applicable.
3120 (File_read::do_read): Use whole_file_view_ instead of contents_.
3121 (File_read::make_view): Use whole_file_view_ instead of contents_,
3122 update File_read::View::View call.
3123 (File_read::find_or_make_view): Update File_read::View::View
3125 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3127 (File_read::View::Data_ownership): New enum.
3128 (File_read::View::View): Replace bool mapped_ with Data_ownership
3130 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3131 (File_read::View::data_ownership_): New field.
3132 (File_read::contents_): Remove (replaced by whole_file_view_).
3133 (File_read::whole_file_view_): New field.
3134 * options.h (class General_options): Add --keep-files-mapped.
3136 2009-10-27 Cary Coutant <ccoutant@google.com>
3138 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3139 * testsuite/Makefile.am (plugin_test_5): New test case.
3140 * testsuite/Makefile.in: Regenerate.
3142 2009-10-25 Doug Kwan <dougkwan@google.com>
3144 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3145 from private to protected to allow access by child class.
3146 (Sized_relobj::do_relocate_sections): New method declaration.
3147 (Sized_relobj::relocate_sections): Virtualize.
3148 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3149 Sized_relobj::relocate_sections. Instantiate template explicitly
3150 for different target sizes and endianity.
3152 2009-10-24 Doug Kwan <dougkwan@google.com>
3154 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3155 (Arm_input_section::as_arm_input_section): New method.
3156 (Arm_output_section): New class definition.
3157 (Arm_output_section::create_stub_group,
3158 Arm_output_section::group_sections): New method definitions.
3160 2009-10-22 Doug Kwan <dougkwan@google.com>
3162 * arm.cc (Arm_input_section): New class definition.
3163 (Arm_input_section::init, Arm_input_section:do_write,
3164 Arm_input_section::set_final_data_size,
3165 Arm_input_section::do_reset_address_and_file_offset): New method
3168 2009-10-21 Doug Kwan <dougkwan@google.com>
3170 * arm.cc (Stub_table, Arm_input_section): New forward class
3172 (Stub_table): New class defintion.
3173 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3174 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3175 New method definition.
3177 2009-10-21 Doug Kwan <dougkwan@google.com>
3179 * arm.cc: Update copyright comments.
3180 (Target_arm): New forward class template declaration.
3181 (Arm_address): New type.
3182 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3183 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3184 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3186 (Insn_template): Same.
3187 (DEF_STUBS): New macro.
3188 (Stub_type): New enum type.
3189 (Stub_template): New class definition.
3192 (Stub_factory): Same.
3193 (Target_arm::Target_arm): Initialize may_use_blx_ and
3194 should_force_pic_veneer_.
3195 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3196 Target_arm::should_force_pic_veneer,
3197 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3198 Target_arm::using_thumb_only, Target_arm:;default_target): New
3200 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3201 New data member declarations.
3202 (Insn_template::size, Insn_template::alignment): New method defintions.
3203 (Stub_template::Stub_template): New method definition.
3204 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3205 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3206 (Stub_factory::Stub_factory): New method definition.
3207 * gold.h (string_hash): New template.
3208 * output.h (Input_section_specifier::hash_value): Use
3210 (Input_section_specifier::string_hash): Remove.
3211 * stringpool.cc (Stringpool_template::string_hash): Use
3214 2009-10-20 Doug Kwan <dougkwan@google.com>
3216 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3217 symbols of relaxed input sections.
3218 * output.h (Output_section::find_relaxed_input_section): Make
3221 2009-10-16 Doug Kwan <dougkwan@google.com>
3223 * dynobj.cc (Versions::Versions): Initialize version_script_.
3224 Only insert base version symbol definition for a shared object
3225 if version script defines any version versions.
3226 (Versions::define_base_version): New method definition.
3227 (Versions::add_def): Check that base version is not needed.
3228 (Versions::add_need): Define base version lazily.
3229 * dynobj.h (Versions::define_base_version): New method declaration.
3230 (Versions::needs_base_version_): New data member declaration.
3231 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3232 (check_DATA): Add no_version_test.stdout.
3233 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3235 * testsuite/Makefile.in: Regenerate.
3236 * testsuite/no_version_test.c: New file.
3237 * testsuite/no_version_test.sh: Ditto.
3239 2009-10-16 Doug Kwan <dougkwan@google.com>
3241 * expression.cc (class Segment_start_expression): New class definition.
3242 (Segment_start_expression::value): New method definition.
3243 (script_exp_function_segment_start): Return a new
3244 Segment_start_expression.
3245 * gold/script-c.h (script_saw_segment_start_expression): New function
3247 * script-sections.cc (Script_sections::Script_sections): Initialize
3248 SAW_SEGMENT_START_EXPRESSION_ to false.
3249 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3250 and -Tbbs options to specify section addresses if given in
3251 command line and no SEGMENT_START expression is seen in a script.
3252 * script-sections.h (Script_sections::saw_segment_start_expression,
3253 Script_sections::set_saw_segment_start_expression): New method
3255 (Script_sections::saw_segment_start_expression_): New data member
3257 * script.cc (script_saw_segment_start_expression): New function.
3258 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3260 script_test_7.sh and script_test_8.sh.
3261 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3262 script_test_8.stdout.
3263 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3264 (script_test_6, script_test_6.stdout, script_test_7,
3265 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3266 * Makefile.in: Regenerate.
3267 * testsuite/script_test_6.sh: New file.
3268 * testsuite/script_test_6.t: Same.
3269 * testsuite/script_test_7.sh: Same.
3270 * testsuite/script_test_7.t: Same.
3271 * testsuite/script_test_8.sh: Same.
3273 2009-10-16 Doug Kwan <dougkwan@google.com>
3275 * output.cc (Output_segment::set_section_list_address): Cast
3276 expressions to unsigned long long type to avoid format warnings.
3278 2009-10-15 Ian Lance Taylor <iant@google.com>
3280 * script.cc (Script_options::add_symbol_assignment): Always add a
3281 dot assignment to script_sections_.
3282 * script-sections.cc (Script_sections::add_dot_assignment):
3283 Initialize if necessary.
3285 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3286 program headers with no load segment if there is a linker script.
3288 * layout.cc (Layout::set_segment_offsets): Align the file offset
3289 to the segment aligment for -N or -n with no load segment.
3290 * output.cc (Output_segment::add_output_section): Don't crash if
3291 the first section is a TLS section.
3292 (Output_segment::set_section_list_addresses): Print an error
3293 message if the address moves backward in a linker script.
3294 * script-sections.cc
3295 (Output_section_element_input::set_section_addresses): Don't
3296 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3297 (Orphan_output_section::set_section_addresses): Likewise.
3299 2009-10-15 Doug Kwan <dougkwan@google.com>
3301 * layout.cc (Layout::finish_dynamic_section): Generate tags
3302 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3303 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3304 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3306 2009-10-14 Ian Lance Taylor <iant@google.com>
3308 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3310 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3311 data_shdr fields of relinfo.
3312 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3313 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3314 R_386_TLS_LDO_32, adjust based on section flags.
3315 (Target_i386::Relocate::fix_up_ldo): Remove.
3317 2009-10-13 Ian Lance Taylor <iant@google.com>
3319 Add support for -pie.
3320 * options.h (class General_options): Add -pie and
3322 (General_options::output_is_position_independent): Test -pie.
3323 (General_options::output_is_executable): Return true if not shared
3324 and not relocatable.
3325 (General_options::output_is_pie): Remove.
3326 * options.cc (General_options::finalize): Reject incompatible uses
3328 * gold.cc (queue_middle_tasks): A -pie link is not static.
3329 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3330 * symtab.cc (Symbol::final_value_is_known): Return false if
3331 output_is_position_independent.
3332 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3333 output_is_position_independent.
3334 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3335 output_is_position_independent.
3336 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3337 output_is_position_independent.
3338 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3340 (basic_pie_test.o, basic_pie_test): New targets.
3341 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3342 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3343 (two_file_pie_test): New target.
3344 * testsuite/Makefile.in: Rebuild.
3345 * README: Remove note saying that -pie is not supported.
3347 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3349 * options.h (class General_options): Add -init and -fini.
3350 * layout.cc (Layout::finish_dynamic_section): Emit
3351 given init and fini functions.
3353 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3355 * gc.h (gc_process_relocs): Check if icf is enabled using new
3357 * gold.cc (queue_initial_tasks): Likewise.
3358 (queue_middle_tasks): Likewise.
3359 * object.cc (do_layout): Likewise.
3360 * symtab.cc (is_section_folded): Likewise.
3361 * main.cc (main): Likewise.
3362 * reloc.cc (Read_relocs::run): Likewise.
3363 (Sized_relobj::do_scan_relocs): Likewise.
3364 * icf.cc (is_function_ctor_or_dtor): New function.
3365 (Icf::find_identical_sections): Check if function is ctor or dtor when
3367 * options.h (General_options::icf): Change option to be an enum.
3368 (Icf_status): New enum.
3369 (icf_enabled): New method.
3370 (icf_safe_folding): New method.
3371 (set_icf_status): New method.
3372 (icf_status_): New variable.
3373 * (options.cc) (General_options::finalize): Set icf_status_.
3374 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3375 icf_test and icf_keep_unique_test to use the --icf enum flag.
3376 * testsuite/icf_safe_test.sh: New file.
3377 * testsuite/icf_safe_test.cc: New file.
3379 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3381 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3382 includes to gc.h and icf.h.
3383 * arm.cc: Include gc.h.
3384 * gold.cc: Likewise.
3385 * i386.cc: Likewise.
3386 * powerpc.cc: Likewise.
3387 * sparc.cc: Likewise.
3388 * x86_64.cc: Likewise.
3389 * gc.h: Include icf.h.
3391 2009-10-11 Ian Lance Taylor <iant@google.com>
3393 * plugin.cc: Include "gold.h" before other header files.
3395 2009-10-10 Chris Demetriou <cgd@google.com>
3397 * options.h (Input_file_argument::Input_file_type): New enum.
3398 (Input_file_argument::is_lib_): Replace with...
3399 (Input_file_argument::type_): New member.
3400 (Input_file_argument::Input_file_argument): Take Input_file_type
3401 'type' rather than boolean 'is_lib' as second argument.
3402 (Input_file_argument::is_lib): Use type_.
3403 (Input_file_argument::is_searched_file): New function.
3404 (Input_file_argument::may_need_search): Handle is_searched_file.
3405 * options.cc (General_options::parse_library): Support -l:filename.
3406 (General_options::parse_just_symbols): Update for Input_file_argument
3408 (Command_line::process): Likewise.
3409 * archive.cc (Archive::get_file_and_offset): Likewise.
3410 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3411 * script.cc (read_script_file, script_add_file): Likewise.
3412 * fileread.cc (Input_file::Input_file): Likewise.
3413 (Input_file::will_search_for): Handle is_searched_file.
3414 (Input_file::open): Likewise.
3415 * readsyms.cc (Read_symbols::get_name): Likewise.
3416 * testsuite/Makefile.am (searched_file_test): New test.
3417 * testsuite/Makefile.in: Regenerate.
3418 * testsuite/searched_file_test.cc: New file.
3419 * testsuite/searched_file_test_lib.cc: New file.
3421 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3422 Ian Lance Taylor <iant@google.com>
3424 * descriptor.cc: Include <cstdio> and "binary-io.h".
3425 (Descriptors::open): Open the files in binary mode always.
3426 * script.cc (Lex::get_token): Treat \r as whitespace.
3428 2009-10-09 Ian Lance Taylor <iant@google.com>
3430 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3432 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3433 Ian Lance Taylor <iant@google.com>
3435 * configure.ac: Check for readv function also.
3436 * fileread.cc (readv): Define if not HAVE_READV.
3437 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3439 * config.in: Regenerate.
3440 * configure: Regenerate.
3442 2009-10-09 Doug Kwan <dougkwan@google.com>
3444 * layout.cc (Layout::make_output_section): Call target hook to make
3445 ordinary output section.
3446 (Layout::finalize): Adjust parameter list of call the
3447 Target::may_relax().
3448 * layout.h (class Layout::section_list): New method.
3449 * merge.h (Output_merge_base::entsize): Change visibility to public.
3450 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3452 (Output_merge_string::do_is_string): New method.
3453 * object.cc (Sized_relobj::do_setup): renamed from
3454 Sized_relobj::set_up.
3455 * object.h (Sized_relobj::adjust_shndx,
3456 Sized_relobj::initializ_input_to_output_maps,
3457 Sized_relobj::free_input_to_output_maps): Change visibilities to
3459 (Sized_relobj::setup): Virtualize.
3460 (Sized_relobj::do_setup): New method declaration.
3461 (Sized_relobj::invalidate_section_offset,
3462 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3463 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3464 * options.cc (parse_int): New function.
3465 * options.h (parse_int): New declaration.
3466 (DEFINE_int): New macro.
3467 (stub_group_size): New option.
3468 * output.cc (Output_section::Output_section): Initialize memebers
3469 merge_section_map_, merge_section_by_properties_map_,
3470 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3471 (Output_section::add_input_section): Handled deferred code-fill
3472 generation and remove an old comment.
3473 (Output_section::add_relaxed_input_section): New method definition.
3474 (Output_section::add_merge_input_section): Use merge section by
3475 properties map to speed to search. Update merge section maps
3477 (Output_section::build_relaxation_map): New method definition.
3478 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3480 (Output_section::relax_input_section): Renamed to
3481 Output_section::convert_input_sections_to_relaxed_sections and change
3482 interface to take a vector of pointers to relaxed sections.
3483 (Output_section::find_merge_section,
3484 Output_section::find_relaxed_input_section): New method definitions.
3485 (Output_section::is_input_address_mapped,
3486 Output_section::output_offset, Output_section::output_address):
3487 Use output section data maps to speed up searching.
3488 (Output_section::find_starting_output_address): Add comments.
3489 (Output_section::do_write,
3490 Output_section::write_to_postprocessing_buffer): Do code-fill
3491 generation as appropriate.
3492 (Output_section::get_input_sections): Invalidate relaxed input section
3494 (Output_section::restore_states): Adjust type of checkpoint .
3495 Invalidate relaxed input section map.
3496 * output.h (Output_merge_base): New class declaration.
3497 (Input_section_specifier): New class defintion.
3498 (class Output_relaxed_input_section) Change base class to
3499 Output_section_data_build.
3500 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3501 base class initializer.
3502 (Output_section::add_relaxed_input_section): New method declaration.
3503 (Output_section::Input_section): Change visibility to protected.
3504 (Output_section::Input_section::relobj,
3505 Output_section::Input_section::shndx): Handle relaxed input sections.
3506 Output_section::input_sections) Change visibility to protected. Also
3507 define overload to return a non-const pointer.
3508 (Output_section::Merge_section_properties): New class defintion.
3509 (Output_section::Merge_section_by_properties_map,
3510 Output_section::Output_section_data_by_input_section_map,
3511 Output_section::Relaxation_map): New types.
3512 (Output_section::relax_input_section): Rename method to
3513 Output_section::convert_input_sections_to_relaxed_sections and change
3514 interface to take a vector of relaxed section pointers.
3515 (Output_section::find_merge_section,
3516 Output_section::find_relaxed_input_section,
3517 Output_section::build_relaxation_map,
3518 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3519 New method declarations.
3520 (Output_section::merge_section_map_
3521 Output_section::merge_section_by_properties_map_,
3522 Output_section::relaxed_input_section_map_,
3523 Output_section::is_relaxed_input_section_map_valid_,
3524 Output_section::generate_code_fills_at_write_): New data members.
3525 * script-sections.cc
3526 (Output_section_element_input::set_section_addresses): Call
3527 current_data_size and addralign methods of relaxed input sections.
3528 (Orphan_output_section::set_section_addresses): Call current_data_size
3529 and addralign methods of relaxed input sections.
3530 * symtab.cc (Symbol_table::compute_final_value): Extract template
3531 from the body of Symbol_table::sized_finalize_symbol.
3532 (Symbol_table::sized_finalized_symbol): Call
3533 Symbol_table::compute_final_value.
3534 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3535 (Symbol_table::compute_final_value): New templated method declaration.
3536 * target.cc (Target::do_make_output_section): New method defintion.
3537 * target.h (Target::make_output_section): New method declaration.
3538 (Target::relax): Add more parameters for input objects, symbol table
3539 and layout. Adjust call to do_relax.
3540 (Target::do_make_output_section): New method declaration.
3541 (Target::do_relax): Add parameters for input objects, symbol table
3544 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3546 * pread.c: Include stdio.h.
3548 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3550 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3556 Change read_shndx type to unsigned int.
3557 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3559 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3560 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3561 Change read_shndx type to unsigned int.
3562 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3564 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3565 * layout.cc (Layout::create_symtab_sections): Cast the result of
3566 local_symcount * symsize to off_t in the gold_assert.
3568 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3570 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3571 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3573 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3574 (Arm_relocate_functions::thm_abs5): New function.
3575 (Arm_relocate_functions::abs12): New function.
3576 (Arm_relocate_functions::abs16): New function.
3577 (Arm_relocate_functions::base_abs): New function.
3578 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3579 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3580 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3582 (Scan::global): Likewise.
3583 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3584 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3585 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3586 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3589 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3591 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3592 (Arm_relocate_functions::movt_prel): New function.
3593 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3594 (Arm_relocate_functions::thm_movt_prel): New function.
3595 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3596 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3597 (Scan::global, Relocate::relocate): Likewise.
3598 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3600 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3602 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3603 Incremental_checker.
3604 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3606 (class Incremental_inputs_header): New class.
3607 (Incremental_inputs_header_writer): Edit comment.
3608 (Incremental_inputs_entry): New class.
3609 (Incremental_inputs_entry_writer): Edit comment.
3610 (Sized_incremental_binary::do_find_incremental_inputs_section):
3611 Add *strtab_shndx parameter, fill it.
3612 (Sized_incremental_binary::do_check_inputs): New method.
3613 (Incremental_checker::can_incrementally_link_output_file): Use
3614 Sized_incremental_binary::check_inputs.
3615 (Incremental_inputs::report_command_line): Save command line in
3618 (Incremental_binary::find_incremental_inputs_section): New
3620 (Incremental_binary::do_find_incremental_inputs_section): Add
3621 strtab_shndx parameter.
3622 (Incremental_binary::do_check_inputs): New pure virtual method.
3623 (Sized_incremental_binary::do_check_inputs): Declare.
3624 (Incremental_checker::Incremental_checker): Add incremental_inputs
3625 parameter, use it to initialize incremental_inputs_.
3626 (Incremental_checker::incremental_inputs_): New field.
3627 (Incremental_checker::command_line): New method.
3628 (Incremental_checker::inputs): New method.
3629 (Incremental_checker::command_line_): New field.
3631 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3633 * incremental.cc: Include <cstdarg> and "target-select.h".
3634 (vexplain_no_incremental): New function.
3635 (explain_no_incremental): New function.
3636 (Incremental_binary::error): New method.
3637 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3639 (make_sized_incremental_binary): New function.
3640 (open_incremental_binary): New function.
3641 (can_incrementally_link_file): Add checks if output is ELF and has
3643 * incremental.h: Include "elfcpp_file.h" and "output.h".
3644 (Incremental_binary): New class.
3645 (Sized_incremental_binary): New class.
3646 (open_incremental_binary): Declare.
3647 * object.cc (is_elf_object): Use
3648 elfcpp::Elf_recognizer::is_elf_file.
3649 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3650 * output.h (Output_file::filesize): New method.
3652 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3654 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3656 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3657 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3659 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3661 (Arm_relocate_functions::movw_abs_nc): New function.
3662 (Arm_relocate_functions::movt_abs): New function.
3663 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3664 (Arm_relocate_functions::thm_movt_abs): New function.
3665 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3666 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3667 (Scan::global): Likewise.
3668 (Relocate::relocate): Likewise.
3669 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3671 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3673 * arm.cc (Arm_relocate_functions::got_prel) New function.
3674 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3675 (Relocate::relocate): Likewise.
3676 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3678 2009-10-06 Ian Lance Taylor <iant@google.com>
3680 * options.h (class General_options): Define
3681 split_stack_adjust_size parameter.
3682 * object.h (class Object): Add uses_split_stack_ and
3683 has_no_split_stack_ fields. Add uses_split_stack and
3684 has_no_split_stack accessor functions. Declare
3685 handle_split_stack_section.
3686 (class Reloc_symbol_changes): Define.
3687 (class Sized_relobj): Define Function_offsets. Declare
3688 split_stack_adjust, split_stack_adjust_reltype, and
3690 * object.cc (Object::handle_split_stack_section): New function.
3691 (Sized_relobj::do_layout): Call handle_split_stack_section.
3692 * dynobj.cc (Sized_dynobj::do_layout): Call
3693 handle_split_stack_section.
3694 * reloc.cc (Sized_relobj::relocate_sections): Call
3695 split_stack_adjust for executable sections in split_stack
3696 objects. Pass reloc_map to relocate_section.
3697 (Sized_relobj::split_stack_adjust): New function.
3698 (Sized_relobj::split_stack_adjust_reltype): New function.
3699 (Sized_relobj::find_functions): New function.
3700 * target-reloc.h: Include "object.h".
3701 (relocate_section): Add reloc_symbol_changes parameter. Change
3703 * target.h (class Target): Add calls_non_split method. Declare
3704 do_calls_non_split virtual method. Declare match_view and
3706 * target.cc: Include "elfcpp.h".
3707 (Target::do_calls_non_split): New function.
3708 (Target::match_view): New function.
3709 (Target::set_view_to_nop): New function.
3710 * gold.cc (queue_middle_tasks): Give an error if mixing
3711 split-stack and non-split-stack objects with -r.
3712 * i386.cc (Target_i386::relocate_section): Add
3713 reloc_symbol_changes parameter.
3714 (Target_i386::do_calls_non_split): New function.
3715 * x86_64.cc (Target_x86_64::relocate_section): Add
3716 reloc_symbol_changes parameter.
3717 (Target_x86_64::do_calls_non_split): New function.
3718 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3720 * powerpc.cc (Target_powerpc::relocate_section): Add
3721 reloc_symbol_changes parameter.
3722 * sparc.cc (Target_sparc::relocate_section): Add
3723 reloc_symbol_changes parameter.
3724 * configure.ac: Call AM_CONDITIONAL for the default target.
3725 * configure: Rebuild.
3726 * testsuite/Makefile.am (TEST_AS): New variable.
3727 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3728 (check_DATA): Add split_i386 and split_x86_64 files.
3729 (SPLIT_DEFSYMS): Define.
3730 (split_i386_[1234n].o): New targets.
3731 (split_i386_[124]): New targets.
3732 (split_i386_[1234r].stdout): New targets.
3733 (split_x86_64_[1234n].o): New targets.
3734 (split_x86_64_[124]): New targets.
3735 (split_x86_64_[1234r].stdout): New targets.
3736 (MOSTLYCLEANFILES): Add new executables.
3737 * testsuite/split_i386.sh: New file.
3738 * testsuite/split_x86_64.sh: New file.
3739 * testsuite/split_i386_1.s: New file.
3740 * testsuite/split_i386_2.s: New file.
3741 * testsuite/split_i386_3.s: New file.
3742 * testsuite/split_i386_4.s: New file.
3743 * testsuite/split_i386_n.s: New file.
3744 * testsuite/split_x86_64_1.s: New file.
3745 * testsuite/split_x86_64_2.s: New file.
3746 * testsuite/split_x86_64_3.s: New file.
3747 * testsuite/split_x86_64_4.s: New file.
3748 * testsuite/split_x86_64_n.s: New file.
3749 * testsuite/testfile.cc (Target_test): Update relocation_section
3751 * testsuite/Makefile.in: Rebuild.
3753 2009-10-06 Ian Lance Taylor <iant@google.com>
3755 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3756 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3757 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3758 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3759 the address on ldo_addrs_.
3760 (Target_i386::Relocate::fix_up_ldo): New function.
3762 2009-10-06 Rafael Espindola <espindola@google.com>
3764 * plugin.cc (add_input_library): New.
3765 (Plugin::load): Add add_input_library to tv.
3766 (Plugin_manager::add_input_file): Add the is_lib argument.
3767 (add_input_file): Update call to Plugin_manager::add_input_file.
3768 (add_input_library): New.
3769 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3771 2009-09-30 Doug Kwan <dougkwan@google.com>
3773 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3774 symbol and call Symbol::may_need_copy_reloc to determine if
3775 a copy reloc is needed.
3776 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3777 nocopyreloc is given in command line.
3778 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3779 given in command line.
3780 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3781 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3782 of the removed Target_i386::may_need_copy_reloc.
3783 * options.h (copyreloc): New option with default value false.
3784 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3785 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3786 instead of the removed Target_powerpc::may_need_copy_reloc.
3787 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3788 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3789 instead of the removed Target_sparc::may_need_copy_reloc.
3790 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3791 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3792 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3793 instead of the removed Target_x86_64::may_need_copy_reloc.
3795 2009-09-30 Ian Lance Taylor <iant@google.com>
3797 * object.h (class Object): Remove target_ field, and target,
3798 sized_target, and set_target methods.
3799 (Object::sized_target): Remove.
3800 (class Sized_relobj): Update declarations. Remove sized_target.
3801 * object.cc (Sized_relobj::setup): Remove target parameter.
3803 (Input_objects::add_object): Don't do anything with the target.
3804 (make_elf_sized_object): Add punconfigured parameter. Change all
3805 callers. Set or test parameter target.
3806 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3808 * parameters.cc (Parameters::set_target): Change parameter type to
3810 (Parameters::default_target): Remove.
3811 (set_parameters_target): Change parameter type to be non-const.
3812 (parameters_force_valid_target): New function.
3813 (parameters_clear_target): New function.
3814 * parameters.h (class Parameters): Update declarations. Remove
3815 default_target method. Add sized_target and clear_target
3816 methods. Change target_ to be non-const.
3817 (set_parameters_target): Update declaration.
3818 (parameters_force_valid_target): Declare.
3819 (parameters_clear_target): Declare.
3820 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3821 as NULL if we aren't searching.
3822 (Add_symbols::run): Don't check for compatible target.
3823 * fileread.cc (Input_file::open_binary): Call
3824 parameters_force_valid_target.
3825 * gold.cc (queue_middle_tasks): Likewise.
3826 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3827 set_target on object.
3828 * dynobj.h (class Sized_dynobj): Update declarations.
3829 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3830 make_elf_object returns NULL.
3831 (Archive::include_member): Don't check whether object target is
3833 * output.cc (Output_section::add_input_section): Get target from
3835 (Output_section::relax_input_section): Likewise.
3836 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3838 (Sized_relobj::do_scan_relocs): Likewise.
3839 (Sized_relobj::relocate_sections): Likewise.
3840 * resolve.cc (Symbol_table::resolve): Likewise.
3841 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3842 parameter. Change all callers.
3843 (Symbol_table::add_from_object): Get target from parameters.
3844 (Symbol_table::add_from_relobj): Don't check object target.
3845 (Symbol_table::add_from_dynobj): Likewise.
3846 (Symbol_table::define_special_symbol): Get target from
3848 * symtab.h (class Symbol_table): Update declaration.
3849 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3850 parameter. Change all callers. Clear parameter target.
3851 (Binary_test): Test target here.
3852 * testsuite/object_unittest.cc (gold_testsuite): Remove
3853 target_test_pointer parameter. Change all callers.
3854 (Object_test): Test target here.
3856 2009-09-26 Ian Lance Taylor <iant@google.com>
3858 * testsuite/initpri1.c: Don't try to use constructor priorities if
3859 compiling with gcc before 4.3.
3861 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3863 * testsuite/retain_symbols_file_test.sh (check_present): Change
3864 output file name to retain_symbols_file_test.stdout.
3865 (check_absent): Likewise.
3867 2009-09-18 Craig Silverstein <csilvers@google.com>
3869 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3870 * options.cc: Include <cerrno> and <fstream>.
3871 (General_options::finalize): Parse -retain-symbols-file tag.
3872 * options.h: New flag.
3873 (General_options): New method should_retain_symbol, new
3874 variable symbols_to_retain.
3875 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3876 should_retain_symbol map.
3877 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3878 * testsuite/Makefile.in: Regenerate.
3879 * testsuite/retain_symbols_file_test.sh: New file.
3881 2009-09-18 Nick Clifton <nickc@redhat.com>
3883 * po/es.po: Updated Spanish translation.
3885 2009-09-17 Doug Kwan <dougkwan@google.com>
3887 * debug.h (DEBUG_RELAXATION): New constant.
3888 (DEBUG_ALL): Add DEBUG_RELAXATION.
3889 (debug_string_to_enum): Add relaxation debug option.
3891 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3892 Layout::Relaxation_debug_check::read_sections,
3893 Layout::Relaxation_debug_check::read_sections): New method definitions.
3894 (Layout::Layout): Initialize data members
3895 record_output_section_data_from_scrips_,
3896 script_output_section_data_list_ and relaxation_debug_check_.
3897 (Layout::save_segments, Layout::restore_segments,
3898 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3899 Layout::relaxation_loop_body): New method definitions.
3900 (Layout::finalize): Support relaxation. Move section layout code to
3901 Layout::relaxation_loop_body.
3902 (Layout::set_asection_address_from_script): Move code for orphan
3903 section placement out.
3904 (Layout::place_orphan_sections_in_script): New method definition.
3905 * layout.h (Output_segment_headers, Output_file_header):
3906 New forward class declarations.
3907 (Layout::~Layout): Define.
3908 (Layout::new_output_section_data_from_script): New method definition.
3909 (Layout::place_orphan_sections_in_script): New method declaration.
3910 (Layout::Segment_states): New type declaration.
3911 (Layout::save_segments, Layout::restore_segments,
3912 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3913 Layout::relaxation_loop_body): New method declarations.
3914 (Layout::Output_section_data_list): New type declaration.
3915 (Layout::Relaxation_debug_check): New class definition.
3916 (Layout::record_output_section_data_from_script_,
3917 Layout::script_output_section_data_list_, Layout::segment_states_,
3918 Layout::relaxation_debug_check_): New data members.
3919 * output.cc: (Output_section_headers::do_size): New method definition.
3920 (Output_section_headers::Output_section_headers): Move size
3921 computation to Output_section_headers::do_size.
3922 (Output_segment_headers::do_size): New method definition.
3923 (Output_file_header::Output_file_header): Move size computation to
3924 Output_file_header::do_size and call it.
3925 (Output_file_header::do_size): New method definition.
3926 (Output_data_group::Output_data_group): Adjust call to
3927 Output_section_data.
3928 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3929 (Output_symtab_xindex::do_write): Add array bound check.
3930 (Output_section::Input_section::print_to_mapfile): Handle
3931 RELAXED_INPUT_SECTION_CODE.
3932 (Output_section::Output_section): Initialize data member checkpoint_.
3933 (Output_section::~Output_section): Delete checkpoint object pointed
3935 (Output_section::add_input_section): Always add an Input_section if
3937 (Output_section::add_merge_input_section): Add assert.
3938 (Output_section::relax_input_section): New method definition.
3939 (Output_section::set_final_data_size): Set load address to zero for
3940 an unallocated section.
3941 (Output_section::do_address_and_file_offset_have_reset_values):
3942 New method definition.
3943 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3944 Handle relaxed input section.
3945 (Output_section::sort_attached_input_sections): Checkpoint input
3946 section list lazily.
3947 (Output_section::get_input_sections): Change type of input_sections to
3948 list of Simple_input_section pointers. Checkpoint input section list
3949 lazily. Also handle relaxed input sections.
3950 (Output_section::add_input_section_for_script): Take a reference to
3951 a Simple_input_section object instead of Relobj pointer and section
3952 index as parameter. Handle relaxed input sections.
3953 (Output_section::save_states, Output_section::restore_states): New
3955 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3956 (Output_data::is_data_size_fixed): New method definition.
3957 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3959 (Output_data::address_and_file_offset_have_reset_values): New method
3961 (Output_data::do_address_and_file_offset_have_reset_values): New method
3963 (Output_data::set_data_size): Check that data size is not fixed.
3964 (Output_data::fix_data_size): New method definition.
3965 (Output_data::is_data_size_fixed_): New data member.
3966 (Output_section_headers::set_final_data_size): New method definition.
3967 (Output_section_headers::do_size): New method declaration.
3968 (Output_segment_headers::set_final_data_size): New method definition.
3969 (Output_segment_headers::do_size): New method declaration.
3970 (Output_file_header::set_final_data_size)::New method definition.
3971 (Output_file_header::do_size)::New method declaration.
3972 (Output_section_data::Output_section_data): Add new parameter
3973 is_data_size_fixed and use it to fix data size.
3974 (Output_data_const::Output_data_const): Adjust call to base class
3975 constructor and fix data size.
3976 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3977 base class constructor and fix data size.
3978 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3979 base class constructor and fix data size.
3980 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3981 class constructor and fix data size.
3982 (Output_data_group::set_final_data_size): New method definition.
3983 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3984 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3985 class constructor and fix data size.
3986 (Output_relaxed_input_section): New class definition.
3987 (Output_section::Simple_input_section): New class definition.
3988 (Output_section::get_input_sections): Adjust parameter list.
3989 (Output_section::add_input_section_for_script): Same.
3990 (Output_section::save_states, Output_section::restore_states,
3991 Output_section::do_address_and_file_offset_have_reset_values,
3992 (Output_section::Input_section::Input_section): Handle
3993 RELAXED_INPUT_SECTION_CODE. Add new overload for
3994 Output_relaxed_input_section.
3995 (Output_section::Input_section::is_input_section,
3996 Output_section::Input_section::set_output_section): Handle relaxed
3998 (Output_section::Input_section::is_relaxed_input_section,
3999 Output_section::Input_section::output_section_data,
4000 Output_section::Input_section::relaxed_input_section): New method
4002 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4004 (Output_section::Input_section::u1_): Update comments.
4005 (Output_section::Input_section::u2_): Add new union member poris.
4006 (Output_section::Checkpoint_output_section): New classs definition.
4007 (Output_section::relax_input_section): New method declaration.
4008 (Output_section::checkpoint_): New data member.
4009 (Output_segment): Update comments.
4010 (Output_segment::Output_segment): Un-privatize copy constructor.
4011 (Output_segment::operator=): Un-privatize.
4012 * script-sections.cc (Output_section_element::Input_section_list):
4013 Change element type to Output_section::Simple_input_section.
4014 (Output_section_element_dot_assignment::set_section_addresses):
4015 Register output section data for relaxation clean up.
4016 (Output_data_exression::Output_data_expression): Adjust call to base
4017 constructor to fix data size.
4018 (Output_section_element_data::set_section_addresses): Register
4019 Output_data_expression object for relaxation clean up.
4020 (struct Input_section_info): Replace Relobj pointer and section index
4021 pair with Output_section::Simple_input_section and Convert struct to a
4023 (Input_section_sorter::operator()): Adjust access to
4024 Input_section_info data member to use accessors.
4025 (Output_section_element_input::set_section_addresses): Use layout
4026 parameter. Adjust code to use Output_section::Simple_input_section
4027 and Input_secction_info classes. Register filler for relaxation
4029 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4030 and section index pair with Output_section::Simple_input_section
4031 class. Adjust code accordingly.
4032 (Phdrs_element::release_segment): New method definition.
4033 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4035 (Script_sections::release_segments): New method definition.
4036 * gold/script-sections.h (Script_sections::release_segments): New
4038 * gold/target.h (Target::may_relax, Target::relax,
4039 Target::do_may_relax, Target::do_relax): New method definitions.
4041 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4043 * arm.cc (has_signed_unsigned_overflow): New function.
4044 (Arm_relocate_functions::abs8): New function.
4045 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4046 (Target_arm::Scan::global): Likewise.
4047 (Target_arm::relocate::relocate): Likewise.
4048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4051 2009-09-16 Cary Coutant <ccoutant@google.com>
4053 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4054 * testsuite/Makefile.in: Regenerate.
4056 2009-09-11 Nick Clifton <nickc@redhat.com>
4058 * po/gold.pot: Updated by the Translation project.
4060 2009-09-08 Cary Coutant <ccoutant@google.com>
4062 * output.cc (Output_file::open): Add execute permission to empty file.
4063 * testsuite/Makefile.am (permission_test): New test.
4064 * testsuite/Makefile.in: Regenerate.
4066 2009-09-02 Ian Lance Taylor <iant@google.com>
4068 * output.cc (Output_file::resize): Call map_no_anonymous rather
4071 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4073 * gold.cc: Include "incremental.h".
4074 (queue_initial_tasks): Call Incremental_checker methods.
4075 * incremental.cc: Include "output.h".
4076 (Incremental_checker::can_incrementally_link_output_file): New
4078 * incremental.h (Incremental_checker): New class.
4080 * output.cc (Output_file::open_for_modification): New method.
4081 (Output_file::map_anonymous): Changed return type to bool. Record
4083 (Output_file::map_no_anonymous): New method, broken out of map.
4084 (Output_file::map): Use map_no_anonymous and map_anonymous.
4085 * output.h (class Output_file): Update declarations.
4087 2009-08-24 Cary Coutant <ccoutant@google.com>
4089 * options.h (Command_line::Pre_options): New class.
4090 (Command_line::pre_options): New member.
4091 * options.cc (gold::options::ready_to_register): New variable.
4092 (One_option::register_option): Do nothing if not registering options.
4093 Assert if same short option registered twice.
4094 (General_options::General_options): Turn off option registration when
4096 (Command_line::Pre_options::Pre_options): New constructor.
4098 2009-08-24 Cary Coutant <ccoutant@google.com>
4100 * options.h (General_options::no_keep_memory): Remove incorrect
4103 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4105 * Makefile.am (am__skiplex, am__skipyacc): New.
4106 * Makefile.in: Regenerate.
4108 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4110 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4111 (INCLUDES): ... this.
4112 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4113 (AM_CPPFLAGS): Renamed from ...
4114 (INCLUDE): ... this.
4115 * Makefile.in, testsuite/Makefile.in: Regenerate.
4117 * Makefile.in: Regenerate.
4118 * aclocal.m4: Likewise.
4119 * config.in: Likewise.
4120 * configure: Likewise.
4121 * testsuite/Makefile.in: Likewise.
4123 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4124 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4125 * Makefile.in: Regenerate.
4126 * testsuite/Makefile.in: Regenerate.
4128 2009-08-19 Cary Coutant <ccoutant@google.com>
4130 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4131 symbols in shared libraries overridden by hidden or internal symbols
4132 in the main program.
4134 2009-08-19 Chris Demetriou <cgd@google.com>
4136 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4137 checking source file names in error messages.
4139 2009-08-18 Doug Kwan <dougkwan@google.com>
4141 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4142 an elcpp::Ehdr as parameter. Adjust call to set_target.
4143 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4144 an elfcpp::Ehdr as parameter.
4145 * object.cc (Object::set_target): Remove the version that looks up
4146 a target and sets it.
4147 (Sized_relobj::setup): Take a Target object instead of
4148 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4149 (make_elf_sized_object): Find target and ask target to
4151 * object.h: (Object::set_target): Remove the version that looks up
4152 a target and sets it.
4153 (Sized_relobj::setup): Take a Target object instead of
4154 an elfcpp:Ehdr as parameter.
4155 * target.cc: Include dynobj.h.
4156 (Target::do_make_elf_object_implementation): New.
4157 (Target::do_make_elf_object): New.
4158 * target.h (Target::make_elf_object): New template declaration.
4159 (Target::do_make_elf_object): New method declarations.
4160 (Target::do_make_elf_object_implementation): New template declaration.
4162 2009-08-14 Ian Lance Taylor <iant@google.com>
4164 * gold.h (FUNCTION_NAME): Define.
4165 (gold_unreachable): Use FUNCTION_NAME.
4167 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4169 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4170 symbol in the --keep-unique list is not found.
4172 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4174 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4175 been maked as --keep-unique.
4176 (Icf::unfold_section): New function.
4177 * icf.h (Icf::unfold_section): New function.
4178 * options.h (General_options::keep_unique): New option.
4179 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4180 * testsuite/Makefile.in: Regenerate.
4181 * testsuite/icf_keep_unique_test.sh: New file.
4182 * testsuite/icf_keep_unique_test.cc: New file.
4184 2009-08-12 Cary Coutant <ccoutant@google.com>
4187 * resolve.cc (Symbol_table::resolve): Check for references from
4188 dynamic objects to hidden and internal symbols.
4189 * testsuite/Makefile.am (hidden_test.sh): New test.
4190 * testsuite/Makefile.in: Regenerate.
4191 * testsuite/hidden_test.sh: New script.
4192 * testsuite/hidden_test_1.c: New test source.
4193 * testsuite/hidden_test_main.c: New test source.
4195 2009-08-11 Doug Kwan <dougkwan@google.com>
4197 * arm.cc: Update comments.
4198 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4199 segment to locate the .ARM.exidx section if present.
4201 2009-08-09 Doug Kwan <dougkwan@google.com>
4203 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4206 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4207 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4210 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4212 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4213 valid tls_segment only for non-debug-section relocations.
4214 * testsuite/Makefile.am: Add gc_tls_test.
4215 * testsuite/Makefile.in: Regenerate.
4216 * testsuite/gc_tls_test.cc: New file.
4217 * testsuite/gc_tls_test.sh: New file.
4219 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4223 * Makefile.am (CCFILES): Add icf.cc.
4225 * Makefile.in: Regenerate.
4226 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4227 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4228 section, symbol and addend information for the relocs.
4229 * gold.cc (queue_middle_tasks): Call identical code folding.
4230 * gold.h: Add defines for multimap.
4231 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4232 to the call of finalize_local_symbols.
4233 * main.cc (main): Create object of class Icf.
4234 * object.cc (Sized_relobj::do_layout): Allow this function to be
4235 called twice during icf.
4236 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4237 to sections marked as identical by icf.
4238 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4240 (Sized_relobj::do_section_entsize): New function.
4241 * object.h (Object::section_entsize): New function.
4242 (Object::do_section_entsize): New pure virtual function.
4243 (Relobj::finalize_local_symbols): Add new parameter.
4244 (Relobj::do_section_entsize): New function.
4245 * options.h (General_options::icf): New option.
4246 (General_options::icf_iterations): New option.
4247 (General_options::print_icf_sections): New option.
4248 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4249 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4250 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4252 * symtab.cc (Symbol_table::is_section_folded): New function.
4253 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4254 to sections marked as identical by icf.
4255 * symtab.h (Symbol_table::set_icf): New function.
4256 (Symbol_table::icf): New function.
4257 (Symbol_table::is_section_folded): New function.
4258 (Symbol_table::icf_): New data member.
4259 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4260 * testsuite/Makefile.am: Add commands to build icf_test.
4261 * testsuite/Makefile.in: Regenerate.
4262 * testsuite/icf_test.sh: New file.
4263 * testsuite/icf_test.cc: New file.
4265 2009-07-24 Chris Demetriou <cgd@google.com>
4267 * layout.cc (is_compressible_debug_section): Fix incorrect
4268 comment about compressed section names.
4270 2009-07-20 Ian Lance Taylor <ian@airs.com>
4273 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4275 2009-07-16 Ian Lance Taylor <iant@google.com>
4278 * layout.h: #include <map>.
4279 (class Kept_section): Change from struct to class. Add accessors
4280 and setters. Add section size to Comdat_group mapping. Change
4281 Comdat_group to std::map. Add is_comdat_ field. Add
4282 linkonce_size field in union.
4283 (class Layout): Update declaration of find_or_add_kept_section.
4284 Don't declare find_kept_object.
4285 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4286 parameter. Add object, shndx, is_comdat, and is_group_name
4287 parameters. Change all callers. Adjust for new Kept_section.
4288 (Layout::find_kept_object): Remove.
4289 * object.cc (Sized_relobj::include_section_group): Update use of
4290 Kept_section. Rename secnum to shndx. Only record
4291 Kept_comdat_section if sections are the same size.
4292 (Sized_relobj::include_linkonce_section): Update use of
4293 Kept_section. Only record Kept_comdat_section if sections are the
4294 same size. Set size of linkonce section.
4295 (Sized_relobj::map_to_kept_section): Update call to
4296 get_kept_comdat_section.
4297 * object.h (class Sized_relobj): Rename fields in
4298 Kept_comdat_section to drop trailing underscores; change object
4299 field to Relobj*. Change Kept_comdat_section_table to store
4300 struct rather than pointer.
4301 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4302 Add kept_object and kept_shndx parameters. Change all callers.
4303 (Sized_relobj::get_kept_comdat_section): Change return type to
4304 bool. Add kept_object and kept_shndx parameters. Change all
4306 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4307 Layout::find_or_add_kept_section.
4309 2009-07-09 Ian Lance Taylor <iant@google.com>
4311 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4312 Reserve space in the hash table.
4314 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4316 * fileread.cc (File_read::get_mtime): New method.
4317 * fileread.h (Timespec): New structure.
4318 (File_read::get_mtime): New method.
4319 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4320 Renamed from timestamp_nsec.
4321 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4323 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4325 (Incremental_inputs::report_archive): Save mtime; style fix.
4326 (Incremental_inputs::report_obejct): Save mtime; style fix.
4327 (Incremental_inputs::report_script): Save mtime; style fix.
4328 (Incremental_inputs::finalize_inputs): Style fix.
4329 (Incremental_inputs::finalize): Style fix.
4330 (Incremental_inputs::create_input_section_data): Store inputs
4332 * incremental.h (Incremental_inputs::report_script): Add mtime
4334 (Incremental_inputs::Input_info::Input_info): Intialize only one
4336 (Incremental_inputs::Input_info::archive): Move to nameless
4338 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4339 (Incremental_inputs::Input_info::script): Move to nameless union.
4340 (Incremental_inputs::mtime): New field.
4341 * script.cc (read_input_script): Pass file mtime to
4343 * script.h (Script_info::inputs): Style fix.
4345 2009-07-01 Ian Lance Taylor <ian@airs.com>
4347 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4350 2009-06-24 Ian Lance Taylor <iant@google.com>
4353 * layout.cc (Layout::choose_output_section): If we find an
4354 existing section, update the flags.
4355 (Layout::create_notes): New function, broken out of
4357 (Layout::finalize): Don't create note sections.
4358 (Layout::create_note): Don't crash if linker script discards
4360 (Layout::create_gold_note): Likewise.
4361 (Layout::create_build_id): Likewise. Don't set
4362 after_input_sections on the section.
4363 (Layout::create_executable_stack_info): Remove target parameter.
4365 * layout.h (class Layout): Declare create_notes. Update
4366 declaration of create_executable_stack_info.
4367 * gold.cc (queue_middle_tasks): Call create_notes.
4368 * output.cc (Output_section::update_flags_for_input_section): Move
4369 here from output.h. If SHF_ALLOC flag is newly set, mark address
4371 * output.h (Output_data::mark_address_invalid): New function.
4372 (class Output_section): Only declare, not define,
4373 update_flags_for_input_section. Remove set_flags.
4375 2009-06-24 Ian Lance Taylor <iant@google.com>
4377 * script-sections.cc (Output_section_definition::
4378 set_section_addresses): Rename shadowing local load_address to
4381 2009-06-24 Ian Lance Taylor <iant@google.com>
4384 * reloc.cc (relocate_sections): Skip empty relocation sections.
4386 2009-06-23 Ian Lance Taylor <iant@google.com>
4389 * layout.cc (Layout::create_note): Use choose_output_section
4390 rather than make_output_section.
4392 2009-06-23 Ian Lance Taylor <iant@google.com>
4395 * options.cc (General_options::parse_V): Set printed_version_.
4396 (General_options::General_options): Initialize printed_version_.
4397 * options.h (class General_options): Add printed_version_ field.
4398 * gold.cc (queue_initial_tasks): If there are no input files,
4399 don't give a fatal error if we printed the version information.
4400 (queue_middle_tasks): If using -r with a shared object, give a
4401 fatal error rather than an ordinary error.
4403 2009-06-23 Ian Lance Taylor <iant@google.com>
4406 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4407 (Layout::make_output_section): Set have_stabstr_section_ if we see
4408 a .stab*str section.
4409 (Layout::finalize): Call link_stabs_sections.
4410 (Layout::link_stabs_sections): New file.
4411 * layout.h (class Layout): Add have_stabstr_section_ field.
4412 Declare link_stabs_sections.
4414 2009-06-23 Doug Kwan <dougkwan@google.com>
4416 * Makefile.am (libgold_a_LIBADD): New.
4417 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4418 * Makefile.in: Regenerate.
4419 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4420 * configure: Regenerate.
4421 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4422 * fileread.cc: Include sys/state.h
4423 * gold.h: Declare memmem and strndup if found missing.
4424 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4426 2009-06-23 Ian Lance Taylor <iant@google.com>
4428 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4429 * configure: Rebuild.
4431 2009-06-23 Ian Lance Taylor <iant@google.com>
4434 * object.cc (Object::section_contents): Don't try to get a view if
4435 the section has length zero.
4436 (Object::handle_gnu_warning_section): If the section is empty, use
4437 the name of the section as the warning.
4439 2009-06-23 Ian Lance Taylor <iant@google.com>
4442 * stringpool.h (class Stringpool_template): Add optimize_ field.
4443 (Stringpool_template::set_optimize): New function.
4444 * stringpool.cc (Stringpool_template::Stringpool_template):
4445 Initialize optimize_ field.
4446 (Stringpool_template::set_string_offsets): Test local optimize
4447 fild rather than parameter.
4448 * layout.cc (Layout::Layout): Call set_optimize on the section
4451 2009-06-22 Ian Lance Taylor <iant@google.com>
4454 * yyscript.y: Parse TARGET.
4455 * script.cc (script_set_target): New function.
4456 * script-c.h (script_set_target): Declare.
4457 * options.cc (General_options::string_to_object_format): Rename
4458 from string_to_object_format in anonymous namespace. Change
4460 * options.h (class General_options): Declare
4461 string_to_object_format.
4463 2009-06-22 Ian Lance Taylor <iant@google.com>
4465 * script-sections.cc (Script_sections::create_segments): Don't put
4466 program headers in a PT_LOAD segment if -n or -N.
4468 2009-06-22 Ian Lance Taylor <iant@google.com>
4471 * options.h (class General_options): Add -z lazy and -z now. Sort
4472 -z options into alphabetical order.
4473 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4475 2009-06-21 Ian Lance Taylor <iant@google.com>
4477 * layout.cc (Layout::make_output_section): Call
4478 Target::new_output_section.
4479 (Layout::attach_allocated_section_to_segment): Put large section
4480 sections in a separate load segment with the large segment flag
4482 (Layout::segment_precedes): Sort large data segments after other
4484 (align_file_offset): New static function.
4485 (Layout::set_segment_offsets): Use align_file_offset.
4486 * output.h (class Output_section): Add is_small_section_ and
4487 is_large_section_ fields.
4488 (Output_section::is_small_section): New function.
4489 (Output_section::set_is_small_section): New function.
4490 (Output_section::is_large_section): New function.
4491 (Output_section::set_is_large_section): New function.
4492 (Output_section::is_large_data_section): New function.
4493 (class Output_segment): Add is_large_data_segment_ field.
4494 (Output_segment::is_large_data_segment): New function.
4495 (Output_segment::set_is_large_data_segment): New function.
4496 * output.cc (Output_section::Output_section): Initialize new
4498 (Output_segment::Output_segment): Likewise.
4499 (Output_segment::add_output_section): Add assertion that large
4500 data sections always go in large data segments. Force small data
4501 sections to the end of the list of data sections. Force small BSS
4502 sections to the start of the list of BSS sections. For large BSS
4503 sections to the end of the list of BSS sections.
4504 * symtab.h (class Symbol): Declare is_common_shndx.
4505 (Symbol::is_defined): Check Symbol::is_common_shndx.
4506 (Symbol::is_common): Likewise.
4507 (class Symbol_table): Define enum Commons_section_type. Update
4508 declarations. Add small_commons_ and large_commons_ fields.
4509 * symtab.cc (Symbol::is_common_shndx): New function.
4510 (Symbol_table::Symbol_table): Initialize new fields.
4511 (Symbol_table::add_from_object): Put small and large common
4512 symbols in the right list.
4513 (Symbol_table::sized_finalized_symbol): Check
4514 Symbol::is_common_shndx.
4515 (Symbol_table::sized_write_globals): Likewise.
4516 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4517 common symbol lists. Don't call do_allocate_commons_list if the
4519 (Symbol_table::do_allocate_commons_list): Remove is_tls
4520 parameter. Add comons_section_type parameter. Change all
4521 callers. Handle small and large common symbols.
4522 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4523 Symbol::is_common_shndx.
4524 * resolve.cc (symbol_to_bits): Likewise.
4525 * target.h (Target::small_common_shndx): New function.
4526 (Target::small_common_section_flags): New function.
4527 (Target::large_common_shndx): New function.
4528 (Target::large_common_section_flags): New function.
4529 (Target::new_output_section): New function.
4530 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4531 small_common_section_flags, and large_common_section_flags
4533 (Target::do_new_output_section): New virtual function.
4534 * arm.cc (Target_arm::arm_info): Initialize new fields.
4535 * i386.cc (Target_i386::i386_info): Likewise.
4536 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4538 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4539 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4540 (Target_x86_64::do_new_output_section): New function.
4541 * configure.ac: Define conditional MCMODEL_MEDIUM.
4542 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4543 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4544 (large_LDFLAGS): Define.
4545 * testsuite/large.c: New file.
4546 * testsuite/testfile.cc (Target_test::test_target_info):
4547 Initialize new fields.
4548 * configure, testsuite/Makefile.in: Rebuild.
4550 2009-06-05 Doug Kwan <dougkwan@google.com>
4552 * Makefile.am (CCFILES): Add target.cc.
4553 * Makefile.in: Regenerate.
4554 * i386.cc (class Target_i386): Define new virtual method to
4555 override do_is_local_label_name in parent.
4556 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4557 local symbols if --discard-locals or -X is given.
4558 * options.h (class General_options): Declare new options
4559 '--discard-locals' and '-X' for discarding locals.
4560 * target.h (class Target): Define new methods is_local_label_name.
4561 Declare new virtual method do_is_local_label_name.
4562 * target.cc: New file.
4563 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4564 (check_SCRIPTS): Add discard_locals_test.sh.
4565 (check_DATA): Add discard_local_tests.syms.
4566 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4567 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4568 * testsuite/Makefile.in: Regenerate.
4569 * testsuite/discard_locals_test.c: New file.
4570 * testsuite/discard_locals_test.sh: Same.
4572 2009-06-05 Doug Kwan <dougkwan@google.com>
4574 * object.cc (Sized_relobj::Sized_relobj): Initialize
4575 discarded_eh_frame_shndx_ to -1U.
4576 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4578 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4579 a discarded .eh_frame section.
4580 (Sized_relobj::do_finalize_local_symbols): Ditto.
4581 * object.h (class Sized_relobj): Declare new member
4582 discarded_eh_frame_shndx_.
4583 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4584 (local_labels_test.o, local_labels_test): New rules.
4585 * testsuite/Makefile.in: Regenerate.
4587 2009-06-04 Doug Kwan <dougkwan@google.com>
4589 * layout.cc (Layout::section_name_mapping): Add mapping for
4590 special ARM sections.
4592 2009-06-03 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4595 (utils::has_overflow): Same.
4597 2009-06-03 Ian Lance Taylor <iant@google.com>
4599 * layout.cc (Layout::section_name_mapping): New array, replacing
4600 Layout::linkonce_mapping.
4601 (Layout::section_name_mapping_count): New variable, replacing
4602 Layout::linkonce_mapping_count.
4603 (Layout::linkonce_output_name): Remove.
4604 (Layout::output_section_name): Rewrite.
4605 * layout.h (class Layout): Rename Linkonce_mapping to
4606 Section_name_mapping, linkonce_mapping to section_name_mapping,
4607 linkonce_mapping_count to section_name_mapping_count. Don't
4608 declare linkonce_output_name.
4610 2009-06-03 Doug Kwan <dougkwan@google.com>
4612 * gold/arm.cc (namespace utils): New.
4613 (Target_arm::reloc_is_non_pic): Define new method.
4614 (class Arm_relocate_functions): New.
4615 (Target_arm::Relocate::relocate): Handle relocation types used by
4618 2009-06-03 Ian Lance Taylor <iant@google.com>
4620 * arm.cc (Target_arm::scan::global): Use || instead of |.
4622 2009-06-02 Doug Kwan <dougkwan@google.com>
4624 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4625 issued_non_pic_error_.
4626 (class Target_arm::Scan): Declare new method check_non_pic.
4627 Define new method symbol_needs_plt_entry.
4628 Declare new data member issued_non_pic_error_.
4629 (class Target_arm::Relocate): Declare new method
4630 should_apply_static_reloc.
4631 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4632 (Target_arm::Scan::check_non_pic): Define new method.
4633 (Target_arm::Scan::local): Handle a small subset of reloc types used
4635 (Target_arm::Scan::local): Same.
4636 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4638 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4640 * incremental.cc (Incremental_inputs::report_command_line): Filter
4641 out --incremental-* options.
4643 2009-05-29 Doug Kwan <dougkwan@google.com>
4645 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4647 (class Target_arm): Update comment.
4648 (Target_arm::Target_arm): Initialize new data members GOT_,
4649 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4650 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4651 and Target_arm::rel_dyn_section.
4652 Declare new_enum Target_arm::Got_type.
4653 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4655 Update commments for member do_dynsym_value.
4656 (Target_arm::got_size, Target_arm::plt_section,
4657 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4658 new methods inside class defintion.
4659 (Target_arm::got_section): Define new method.
4660 (Target_arm::rel_dyn_section): Same.
4661 (Output_data_plt_arm): New template class.
4662 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4663 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4664 (Output_data_plt_arm::add_entry): Same.
4665 (Output_data_plt_arm::first_plt_entry): Define new
4666 static data member for PLT instruction template.
4667 (Output_data_plt_arm::plt_entry): Same.
4668 (Output_data_plt_arm::do_write): Define new method.
4669 (Target_arm::make_plt_entry): Same.
4670 (Target_arm::do_finalize_sections): Same.
4671 (Target_arm::do_dynsym_value): Same.
4673 2009-05-28 Doug Kwan <dougkwan@google.com>
4675 * Makefile.am (TARGETSOURCES): Add arm.cc.
4676 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4677 * Makefile.in: Regenerate.
4679 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4681 2009-05-26 Doug Kwan <dougkwan@google.com>
4683 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4684 (General_options::check_excluded_libs): Strip off directories in
4685 archive name before matching like GNU ld does.
4686 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4687 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4688 (exclude_libs_test_LDFLAGS): Add linker option
4689 -Wl,--exclude-libs,libexclude_libs_test_3
4690 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4691 an explicit archive without using -l.
4692 (alt/libexclude_libs_test_3.a): New make rule.
4693 * testsuite/Makefile.in: Regenerate.
4694 * testsuite/exclude_libs_test.c : Declare lib3_default().
4696 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4697 * exclude_libs_test_3.c: New file.
4699 2009-05-26 Nick Clifton <nickc@redhat.com>
4701 * po/id.po: New Indonesian translation.
4702 * po/gold.pot: Updated template file.
4704 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4706 * testsuite/Makefile.am: Add -ffunction-sections to compile
4707 gc_comdat_test files. Add -Wl,--gc-sections to build
4709 * testsuite/Makefile.in: Regenerate.
4710 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4712 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4714 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4715 kept comdat section was garbage collected.
4716 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4717 * testsuite/Makefile.in: Regenerate.
4718 * testsuite/gc_comdat_test.sh: New file.
4719 * testsuite/gc_comdat_test_1.cc: New file.
4720 * testsuite/gc_comdat_test_2.cc: New file.
4722 2009-05-19 Doug Kwan <dougkwan@google.com>
4724 * archive.cc (Archive::Archive): Move constructor from archive.h
4725 to here. Initialize no_export_.
4726 (Archive::get_elf_object_for_member): Set no_export flag of object.
4727 * archive.h (Archive::Archive): Move constructor body to
4729 (Archive::no_export): New method.
4730 (Archive::no_export_): New field.
4731 * object.h (Object::Object): Initialize no_export_ to false.
4732 (Object::no_export, Object::set_no_export): New methods.
4733 (Object::no_export_): New field.
4734 * options.cc (General_options::parse_exclude_libs): New method.
4735 (General_options::check_excluded_libs) Same.
4736 * options.h (exclude_libs): New option.
4737 (General_options::check_excluded_libs): New method declaration.
4738 (General_options::excluded_libs_): New field.
4739 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4740 default or protected visibility if an object has no-export flag set.
4741 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4742 (check_SCRIPTS): Add exclude_libs_test.sh.
4743 (check_DATA): Add exclude_libs_test.syms.
4744 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4745 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4746 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4747 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4748 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4749 libexclude_libs_test_2.a): New rules.
4750 * testsuite/Makefile.in: Regenerate.
4751 * testsuite/exclude_libs_test.c: New file.
4752 * testsuite/exclude_libs_test.sh: Ditto.
4753 * testsuite/exclude_libs_test_1.c: Ditto.
4754 * testsuite/exclude_libs_test_2.c: Ditto.
4756 2009-05-15 Ian Lance Taylor <iant@google.com>
4758 * configure.ac: Check for declarations for cases where libiberty.h
4759 checks HAVE_DECL_xxx.
4760 * configure, config.in: Rebuild.
4762 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4764 * gold.h (Incremental_argument_list): Remove (invalid) forward
4766 * incremental.cc (Incremental_inputs::report_achive): New method.
4767 (Incremental_inputs::report_object): New method.
4768 (Incremental_inputs::report_script): New method.
4769 (Incremental_inputs::finalize_inputs): New method.
4770 (Incremental_inputs::finalize): Call finalize_inputs().
4771 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4772 Create inputs entries.
4773 * incremental.h (Incremental_input_type): New enum.
4774 (Incremental_inputs::Incremental_input): Initialize new fields.
4775 (Incremental_inputs::report_inputs): New method.
4776 (Incremental_inputs::report_achive): New method.
4777 (Incremental_inputs::report_object): New method.
4778 (Incremental_inputs::report_script): New method.
4779 (Incremental_inputs::finalize_inputs): New method.
4780 (Incremental_inputs::Input_info): New struct.
4781 (Incremental_inputs::Input_info_map): New typedef.
4782 (Incremental_inputs::lock_): New field.
4783 (Incremental_inputs::Inputs_): New field.
4784 (Incremental_inputs::Inputs_map): New field.
4785 * main.cc (main): Call Incremental_input::report_inputs.
4786 * options.h (Input_argument_list): Typedef moved from
4788 (Input_file_group::Files): Remove, use ::Input_argument_list.
4789 (Input_file_group::Input_argument_list): Remove, use
4790 ::Input_argument_list.
4791 * plugin.cc (Plugin_manager::add_input_file): Add error in
4793 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4795 * script.cc (read_input_script): Call
4796 Incremental_input::report_script.
4797 * script.h (Script_info): New class.
4799 2009-04-27 Ian Lance Taylor <iant@google.com>
4801 * x86_64.cc (do_adjust_output_section): Set entsize to
4804 2009-04-23 Elliott Hughes <enh@google.com>
4806 * output.cc (Output_file::close): After short writes, continue
4807 writing from the correct offset in the buffer being written.
4809 2009-04-23 Chris Demetriou <cgd@google.com>
4811 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4812 * configure: Regenerate.
4813 * config.in: Regenerate.
4814 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4815 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4817 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4819 * incremental.cc (Incremental_inputs_header_data): Renamed from
4820 Incremental_input_header_data.
4821 (Incremental_inputs_header_data::data_size): New field.
4822 (Incremental_inputs_header_data::put_input_file_count): Renamed
4823 from input_file_count.
4824 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4825 from command_line_offset.
4826 (Incremental_inputs_header_data::put_reserved): Renamed from
4828 (Incremental_inputs_entry_data): Renamed from
4829 Incremental_input_entry_data.
4830 (Incremental_inputs_entry_data::data_size): New field.
4831 (Incremental_inputs::report_command_line): New method.
4832 (Incremental_inputs::finalize): New method.
4833 (Incremental_inputs::create_incremental_inputs_data): New method.
4834 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4835 * incremental.h: New file.
4836 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4837 (Layout::finalize): Create incremental inputs section in
4839 (Layout::create_incremental_info_sections): New method.
4840 * layout.h (Layout::incremental_inputs): New method.
4841 (Layout::create_incremental_info_sections): New method.
4842 (Layout::incremental_inputs_): New field.
4843 * main.cc (main): Notify Incremental_input of the command line.
4845 2009-04-01 Ian Lance Taylor <iant@google.com>
4846 Mikolaj Zalewski <mikolajz@google.com>
4848 * gold.h (reserve_unordered_map): Define, three versions, one for
4849 each version of Unordered_map.
4850 * layout.cc (Layout::Layout): Remove options parameter. Add
4851 number_of_input_files parameter. Don't initialize options_.
4852 Initialize number_of_input_files_ and resized_signatures_. Move
4853 sections_are_attached_.
4854 (Layout::layout_group): Reserve space for group_signatures_.
4855 (Layout::find_or_add_kept_section): Change name parameter to be a
4856 reference. Resize signatures_ map when it gets large enough.
4857 (Layout::layout_eh_frame): Use parameters->options() instead of
4859 (Layout::make_output_section): Likewise.
4860 (Layout::attach_allocated_section_to_segment): Likewise.
4861 (Layout::finalize, Layout::create_executable_stack): Likewise.
4862 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4863 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4864 * layout.h (class Layout): Update declarations. Remove options_
4865 field. Add number_of_input_files_ and resized_signatures_
4866 fields. Move sections_are_attached_ field.
4867 * main.cc (main): Pass number of input files to Layout
4868 constructor. Don't pass options.
4870 2009-03-30 Ian Lance Taylor <iant@google.com>
4872 * ffsll.c (ffsll): Correct implementation.
4874 2009-03-27 Ian Lance Taylor <iant@google.com>
4876 * ffsll.c: New file.
4877 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4878 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4879 * ftruncate.c (ftruncate): Declare before definition.
4880 * mremap.c (mremap): Likewise.
4881 * pread.c (pread): Likewise.
4882 * configure, Makefile.in, config.in: Rebuild.
4884 * mremap.c: New file.
4885 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4886 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4887 (mremap): Declare if HAVE_MREMAP is not defined.
4888 * configure, Makefile.in, config.in: Rebuild.
4890 2009-03-27 Cary Coutant <ccoutant@google.com>
4892 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4893 position independent.
4894 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4895 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4897 2009-03-24 Cary Coutant <ccoutant@google.com>
4899 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4901 (needs_dynamic_reloc): Likewise.
4903 2009-03-24 Ian Lance Taylor <iant@google.com>
4905 * yyscript.y (file_cmd): Recognize EXTERN.
4906 (extern_name_list, extern_name_list_body): New nonterminals.
4907 * script.cc (script_add_extern): Define.
4908 * script-c.h (script_add_extern): Declare.
4910 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4912 * object.cc (is_elf_object): Define.
4913 * object.h (is_elf_object): Declare.
4914 * archive.cc (Archive::get_elf_object_for_member): Call
4916 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4918 2009-03-24 Elliott Hughes <enh@google.com>
4920 * output.cc (Output_file::map_anonymous): Define.
4921 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4922 try an anonymous one. Report the size if the mmap fails.
4923 * output.h (class Output_file): Declare map_anonymous.
4925 2009-03-24 Ian Lance Taylor <iant@google.com>
4927 * target-select.cc (instantiate_target): Don't acquire the lock if
4928 the instantiated_target_ field has already been set.
4930 2009-03-23 Ian Lance Taylor <iant@google.com>
4932 * gold-threads.h (class Initialize_lock): Define.
4933 * gold-threads.cc (class Initialize_lock_once): Define.
4934 (initialize_lock_control): New static variable.
4935 (initialize_lock_pointer): New static variable.
4936 (initialize_lock_once): New static function.
4937 (Initialize_lock::Initialize_lock): Define.
4938 (Initialize_lock::initialize): Define.
4939 * target-select.h: Include "gold-threads.h".
4940 (class Target_selector): Add lock_ and initialize_lock_ fields.
4941 Don't define instantiate_target, just declare it.
4942 * target-select.cc (Target_selector::Target_selector): Initialize
4944 (Target_selector::instantiate_target): Define.
4945 * descriptors.h: Include "gold-threads.h".
4946 (class Descriptors): Add initialize_lock_ field.
4947 * descriptors.cc (Descriptors::Descriptors): Initialize new
4949 (Descriptors::open): Use initialize_lock_ field
4950 * errors.h (class Errors): Add initialize_lock_ field.
4951 * errors.cc (Errors::Errors): Initialize new field.
4952 (Errors::initialize_lock): Use initialize_lock_ field.
4953 * powerpc.cc (class Target_selector_powerpc): Remove
4954 instantiated_target_ field. In do_recognize call
4955 instantiate_target rather than do_instantiate_target. In
4956 do_instantiate_target just allocate a new target.
4957 * sparc.cc (class Target_selector_sparc): Likewise.
4959 * freebsd.h: New file.
4960 * i386.cc: Include "freebsd.h".
4961 (Target_i386): Derive from Target_freebsd rather than
4963 (Target_selector_i386): Derive from Target_selector_freebsd rather
4964 than Target_selector.
4965 * x86_64.cc: Include "freebsd.h".
4966 (Target_x86_64): Derive from Target_freebsd rather than
4968 (Target_selector_x86_64): Derive from Target_selector_freebsd
4969 rather than Target_selector.
4970 * target.h (class Target): Add adjust_elf_header and
4971 do_adjust_elf_header.
4972 * output.cc (Output_file_header:: do_sized_write): Call target
4973 adjust_elf_header routine.
4974 * configure.tgt: Set targ_osabi.
4975 * configure.ac: Define GOLD_DEFAULT_OSABI.
4976 * parameters.cc (Parameters::default_target): Pass
4977 GOLD_DEFAULT_OSABI to select_target.
4978 * target-select.h (class Target_selector): Make instantiate_target
4979 protected rather than private.
4980 * Makefile.am (HFILES): Add freebsd.h.
4981 * configure, Makefile.in, config.in: Rebuild.
4983 * merge.cc (do_add_input_section): Correct pend value. Change
4984 message about last entry not being null terminated from error to
4987 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4989 * incremental.cc: New file.
4990 * Makefile.am (CCFILES): Add incremental.cc.
4991 * Makefile.in: Rebuild.
4993 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4995 * layout.cc (Layout::output_section_name): Preserve names
4996 of '.note.' sections.
4998 2009-03-19 Ian Lance Taylor <iant@google.com>
5000 * descriptors.cc (Descriptors::open): Check that the options are
5001 valid before using them.
5003 2009-03-18 Ian Lance Taylor <iant@google.com>
5005 * script-sections.h: Include <list>.
5006 (class Script_sections): Change Sections_elements from std::vector
5007 to std::list. Typedef public Elements_iterator. Add
5008 orphan_section_placement_, data_segment_align_start_, and
5009 saw_data_segment_align_ fields. Remove data_segment_align_index_
5011 * script-sections.cc (class Orphan_section_placement): New class.
5012 (class Sections_element): Add virtual functions is_relro and
5013 orphan_section_init. Remove virtual function place_orphan_here.
5014 (class Output_section_definition): Add is_relro and
5015 orphan_section_init. Remove place_orphan_here.
5016 (class Orphan_output_section): Likewise.
5017 (Script_sections::Script_sections): Update for field changes.
5018 (Script_sections::data_segment_align): Set saw_data_segment_align_
5019 and data_segment_align_start_, not data_segment_align_index.
5020 (Script_sections::data_segment_relro_end): Check
5021 saw_data_segment_align_. Use data_segment_align_start_ rather
5022 than data_segment_align_index_.
5023 (Script_sections::place_orphan): Rewrite to use
5024 Orphan_section_placement.
5026 2009-03-17 Ian Lance Taylor <iant@google.com>
5028 * archive.cc (Archive::add_symbols): Check for a version attached
5029 to the symbol name in the archive map.
5030 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5031 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5032 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5033 (ver_test_11.a): New target.
5034 * testsuite/Makefile.in: Rebuild.
5036 * configure.ac: Check for chsize and posix_fallocate. Replace
5038 * ftruncate.c: New file, from gnulib.
5039 * output.cc (posix_fallocate): Define dummy version if not
5040 HAVE_POSIX_FALLOCATE.
5041 (Output_file::map): Call posix_fallocate rather than lseek and
5043 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5044 * configure, Makefile.in, config.in: Rebuild.
5046 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5048 * layout.h (Layout::create_note): Add section_name parameter.
5049 * layout.cc (Layout::create_note): Likewise.
5050 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5052 2009-03-17 Ian Lance Taylor <iant@google.com>
5054 * descriptors.cc: Include "options.h".
5055 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5056 (Descriptors::open): Always use O_CLOEXEC when opening a new
5057 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5058 then set FD_CLOEXEC.
5060 * sparc.cc (class Target_sparc): Add has_got_section.
5061 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5062 make sure we have a GOT section.
5064 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5065 (Target_sparc::Scan::local): Likewise.
5066 (Target_sparc::Scan::global): Likewise.
5067 (Target_sparc::Relocate::relocate): Likewise.
5068 (Target_sparc::Relocate::relocate_tls): Likewise.
5070 * symtab.cc (Symbol_table::define_default_version): New function,
5071 broken out of add_from_object.
5072 (Symbol_table::add_from_object): Call define_default_version.
5073 (Symbol_table::define_special_symbol): Add resolve_oldsym
5074 parameter. Change all callers. If the version for a symbol comes
5075 from a version script, resolve it with the symbol with the same
5076 name with no version. Also add the symbol without a version if
5078 (do_define_in_output_data): If resolving with oldsym, don't delete
5080 (do_define_in_output_segment): Likewise.
5081 (do_define_as_constant): Likewise.
5082 * symtab.h (class Symbol_table): Update declarations.
5084 2009-03-13 Ian Lance Taylor <iant@google.com>
5086 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5087 (Read_symbols::requeue): New function.
5088 (Read_symbols::do_read_symbols): If make_elf_object fails because
5089 the target type is not configured, and the file was searched for,
5090 issue a warning and retry with the next directory.
5091 (Add_symbols::run): If the file has an incompatible format, and
5092 it was searched for, requeue the Read_symbols task. On error,
5094 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5095 dirindex parameter to constructor. Change all callers. Declare
5096 incompatible_warning and requeue.
5097 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5098 input_argument_ and input_group_ fields. Add them to
5099 constructor. Change all callers.
5100 (class Read_script): Add dirindex_ field. Add it to constructor.
5102 * archive.cc (Archive::setup): Remove input_objects parameter.
5104 (Archive::get_file_and_offset): Likewise.
5105 (Archive::read_all_symbols): Likewise.
5106 (Archive::read_symbols): Likewise.
5107 (Archive::get_elf_object_for_member): Remove input_objects
5108 parameter. Add punconfigured parameter. Change all callers.
5109 (Archive::add_symbols): Change return type to bool. Check return
5110 value of include_member.
5111 (Archive::include_all_members): Likewise.
5112 (Archive::include_member): Change return type to bool. Return
5113 false if first included object has incompatible target. Set
5114 included_member_ field.
5115 (Add_archive_symbols::run): If add_symbols returns false, requeue
5117 * archive.h (class Archive): Add included_member_ field.
5118 Initialize it in constructor. Add input_file and searched_for
5119 methods. Update declarations.
5120 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5121 input_argument_ fields. Add them to constructor. Change all
5123 * script.cc: Include "target-select.h".
5124 (class Parser_closure): Add skip_on_incompatible_target_ and
5125 found_incompatible_target_ fields. Add
5126 skip_on_incompatible_target parameter to constructor. Change all
5127 callers. Add methods skip_on_incompatible_target,
5128 clear_skip_on_incompatible_target, found_incompatible_target, and
5129 set_found_incompatible_target.
5130 (read_input_script): Add dirindex parameter. Change all callers.
5131 If parser finds an incompatible target, requeue Read_symbols
5133 (script_set_symbol): Clear skip_on_incompatible_target in
5135 (script_add_assertion, script_parse_option): Likewise.
5136 (script_start_sections, script_add_phdr): Likewise.
5137 (script_check_output_format): New function.
5138 * script.h (read_input_script): Update declaration.
5139 * script-c.h (script_check_output_format): Declare.
5140 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5141 (ignore_cmd): Remove OUTPUT_FORMAT.
5142 * fileread.cc (Input_file::Input_file): Add explicit this.
5143 (Input_file::will_search_for): New function.
5144 (Input_file::open): Add pindex parameter. Change all callers.
5145 * fileread.h (class Input_file): Add input_file_argument method.
5146 Declare will_search_for. Update declarations.
5147 * object.cc (make_elf_object): Add punconfigured parameter.
5149 * object.h (class Object): Make input_file public. Add
5150 searched_for method.
5151 (make_elf_object): Update declaration.
5152 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5154 * dirsearch.h (class Dirsearch): Update declaration.
5155 * options.h (class General_options): Add --warn-search-mismatch.
5156 * parameters.cc (Parameters::is_compatible_target): New function.
5157 * parameters.h (class Parameters): Declare is_compatible_target.
5158 * workqueue.cc (Workqueue::add_blocker): New function.
5159 * workqueue.h (class Workqueue): Declare add_blocker.
5161 * fileread.cc (Input_file::open): Remove options parameter.
5163 (Input_file::open_binary): Likewise.
5164 * script.cc (read_input_script): Likewise.
5165 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5166 options parameter from constructor. Change all callers.
5167 (class Read_script): Likewise.
5168 * fileread.h (class Input_file): Update declarations.
5169 * script.h (read_input_script): Update declaration.
5171 2009-03-10 Nick Clifton <nickc@redhat.com>
5173 * po/es.po: New Spanish translation.
5175 2009-03-06 Cary Coutant <ccoutant@google.com>
5177 * options.cc (parse_short_option): Keep dash_z from registering itself.
5179 2009-03-03 Ian Lance Taylor <iant@google.com>
5182 * target-reloc.h (relocate_section): Pass output_section to
5184 * i386.cc (Target_i386::should_apply_static_reloc): Add
5185 output_section parameter. Change all callers.
5186 (Target_i386::Relocate::relocate): Add output_section parameter.
5187 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5188 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5189 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5190 * testsuite/two_file_shared.sh: New script.
5191 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5192 (check_DATA): Add two_file_shared.dbg.
5193 (two_file_shared.dbg): New target.
5194 * testsuite/Makefile.in: Rebuild.
5196 2009-03-01 Ian Lance Taylor <iant@google.com>
5198 * configure.ac: Check for byteswap.h.
5199 * configure: Rebuild.
5200 * config.in: Rebuild.
5202 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5204 * layout.cc (Layout::find_or_add_kept_section): New function.
5205 (Layout::add_comdat): Removed.
5206 * layout.h (struct Kept_section): Move out of class Layout.
5207 Remove trailing underscores from field names. Add group_sections
5208 field. Rename group_ field to is_group. Change all uses.
5209 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5210 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5211 comdat_groups_ field.
5212 (Sized_relobj::include_section_group): Use
5213 find_or_add_kept_section and Kept_section::group_sections.
5214 (Sized_relobj::include_linkonce_section): Likewise.
5215 * object.cc (class Sized_relobj): Don't define Comdat_group or
5216 Comdat_group_table. Remove find_comdat_group and
5217 add_comdat_group. Remove comdat_groups_ field.
5218 * plugin.cc (include_comdat_group): Use
5219 Layout::find_or_add_kept_section.
5221 2009-02-28 Ian Lance Taylor <iant@google.com>
5223 * README: --gc-sections and map files are now supported. Document
5224 some build requirements.
5227 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5228 relocatable link set the value of the section symbol to zero.
5229 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5230 relocatable link don't include the section address in the local
5233 2009-02-27 Ian Lance Taylor <iant@google.com>
5236 * options.h (class Search_directory): Add is_system_directory.
5237 (class General_options): Declare is_in_system_directory.
5238 * options.cc (get_relative_sysroot): Make static.
5239 (get_default_sysroot): Make static.
5240 (General_optoins::is_in_system_directory): New function.
5241 * fileread.cc (Input_file::is_in_system_directory): New function.
5242 * fileread.h (class Input_file): Declare is_in_system_directory.
5243 * object.h (class Object): Add is_in_system_directory.
5244 (class Input_objects): Remove system_library_directory_ field.
5245 * object.cc (Input_objects::add_object): Don't set
5246 system_library_directory_.
5247 (input_objects::found_in_system_library_directory): Remove.
5248 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5249 parameter. Change all callers.
5250 (Symbol_table::sized_write_globals): Likewise.
5251 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5252 Call Object::is_in_system_directory.
5253 * symtab.h (class Symbol_table): Update declarations.
5256 * descriptors.h (Open_descriptor): Add is_on_stack field.
5257 * descriptors.cc (Descriptors::open): If the descriptor is on the
5258 top of the stack, remove it. Initialize is_on_stack field.
5259 (Descriptors::release): Only add pod to stack if it is not on the
5261 (Descriptors::close_some_descriptor): Clear stack_next and
5265 * output.cc (Output_section::find_starting_output_address): Rename
5266 from starting_output_address; add PADDR parameter; change return
5268 * output.h (class Output_section): Declare
5269 find_starting_output_address instead of starting_output_address.
5270 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5271 section symbol for which we can't find a merge section.
5274 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5275 hidden or internal, force the symbol to be local.
5276 * resolve.cc (Symbol::override_visibility): Define.
5277 (Symbol::override_base): Use override_visibility.
5278 (Symbol_table::resolve): Likewise.
5279 (Symbol::override_base_with_special): Likewise.
5280 (Symbol_table::override_with_special): If the visibility is hidden
5281 or internal, force the symbol to be local.
5282 * symtab.h (class Symbol): Add set_visibility and
5283 override_visibility.
5284 * testsuite/ver_test_1.sh: New file.
5285 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5286 (check_DATA): Add ver_test_1.syms.
5287 (ver_test_1.syms): New target.
5288 * testsuite/Makefile.in: Rebuild.
5290 2009-02-25 Cary Coutant <ccoutant@google.com>
5292 * layout.cc (Layout::choose_output_section): Don't rename sections
5293 when using a linker script that has a SECTIONS clause.
5294 * Makefile.in: Regenerate.
5296 * testsuite/Makefile.am (script_test_5.sh): New test case.
5297 * testsuite/Makefile.in: Regenerate.
5298 * testsuite/script_test_5.cc: New file.
5299 * testsuite/script_test_5.sh: New file.
5300 * testsuite/script_test_5.t: New file.
5302 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5304 * archive.cc (Archive::include_member): Update calls to add_symbols.
5305 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5306 the Layout argument.
5307 * dynobj.h (do_add_symbols): Add the Layout argument.
5308 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5310 * object.h (Object::add_symbols): Add the Layout argument.
5311 (Object::do_add_symbols): Add the Layout argument.
5312 (Sized_relobj::do_add_symbols): Add the Layout argument.
5313 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5314 Unify the two versions.
5315 (Add_plugin_symbols): Remove.
5316 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5317 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5318 (Add_plugin_symbols): Remove.
5319 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5320 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5321 (Add_symbols::run): Make it work with Pulginobj.
5323 2009-02-06 Ian Lance Taylor <iant@google.com>
5325 * object.cc (Sized_relobj::do_layout): Make info message start
5326 with lower case letter.
5328 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5330 * binary.cc: Fix file comment.
5332 * options.h (enum Incremental_disposition): Define.
5333 (class General_options): Add new options: --incremental,
5334 --incremental_changed, --incremental_unchanged,
5335 --incremental_unknown. Add incremental_disposition_ and
5336 implicit_incremental_ fields.
5337 (General_options::incremental_disposition): New function.
5338 (class Position_dependent_options): Add incremental_disposition
5340 (Position_dependent_options::copy_from_options): Set incremental
5342 * options.cc (General_options::parse_incremental_changed): New
5344 (General_options::parse_incremental_unchanged): New function.
5345 (General_options::parse_incremental_unknown): New function.
5346 (General_options::General_options): Initialize new fields
5347 incremental_disposition_ and implicit_incremental_.
5348 (General_options::finalize): Check for uasge of --incremental-*
5349 without --incremental.
5351 2009-02-06 Chris Demetriou <cgd@google.com>
5353 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5354 pointer and to report location as the file name associated with
5356 (gold_undefined_symbol_at_location): New function to replace the
5357 old gold_undefined_symbol functionality.
5358 * target-reloc.h (relocate_section): Update to use
5359 gold_undefined_symbol_at_location.
5360 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5361 Call gold_undefined_symbol function rather than gold_error.
5362 * errors.h (Errors::undefined_symbol): Take location as a
5363 string, rather than calculating it from a relocation.
5364 * errors.cc (Errors::fatal): Print "fatal error:" before the
5366 (Errors::error, Errors::error_at_location): Print "error: "
5367 before the formatted message.
5368 (Errors::undefined_symbol): Take location as a string, rather
5369 than calculating it from a relocation.
5370 (gold_undefined_symbol_at_location): New function akin to
5371 old gold_undefined_symbol, calculates location from relocation.
5372 (gold_undefined_symbol): Change to take only a Symbol pointer
5373 and to report location as the file name associated with the symbol.
5374 * testsuite/debug_msg.sh: Update for changed error messages.
5375 * testsuite/undef_symbol.sh: Likewise.
5377 2009-02-04 Duncan Sands <baldrick@free.fr>
5380 * reduced_debug_output.h
5381 (Output_reduced_debug_abbrev_section::failed): Use format for
5383 (Output_reduced_debug_info_section::faild): Likewise.
5385 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5387 * script.cc (Lazy_demangler): New class.
5388 (Version_script_info::get_symbol_version_helper): Demangle a
5391 2009-01-29 Cary Coutant <ccoutant@google.com>
5393 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5395 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5397 2009-01-28 Ian Lance Taylor <iant@google.com>
5399 * version.cc (version_string): Bump to 1.9.
5401 * gold.h: Include <cstring> and <stdint.h>.
5402 * version.cc: Include <cstdio>.
5403 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5405 * reduced_debug_output.cc (insert_into_vector): Rename from
5406 Insert_into_vector; change all callers. Use Swap_unaligned to
5407 avoid aliasing issue; remove union since it is unnecessary.
5409 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5411 * Makefile.am (CCFILES): Add gc.cc.
5413 * Makefile.in: Regenerate.
5414 * gold.cc (Gc_runner): New class.
5415 (queue_initial_tasks): Call garbage collection related tasks
5416 when corresponding options are invoked.
5417 (queue_middle_gc_tasks): New function.
5418 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5419 processed early before laying out sections during garbage collection.
5420 * gold.h (queue_middle_gc_tasks): New function.
5421 (is_prefix_of): Move from "layout.cc".
5422 * i386.cc (Target_i386::gc_process_relocs): New function.
5423 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5424 * main.cc (main): Create object of class "Garbage_collection".
5425 * object.cc (Relobj::copy_symbols_data): New function.
5426 (Relobj::is_section_name_included): New function.
5427 (Sized_relobj::do_layout): Allow this function to be called twice
5428 during garbage collection and defer layout of section during the
5430 * object.h (Relobj::get_symbols_data): New function.
5431 (Relobj::is_section_name_included): New function.
5432 (Relobj::copy_symbols_data): New function.
5433 (Relobj::set_symbols_data): New function.
5434 (Relobj::get_relocs_data): New function.
5435 (Relobj::set_relocs_data): New function.
5436 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5437 (Relobj::gc_process_relocs): New function.
5438 (Relobj::do_gc_process_relocs): New pure virtual function.
5439 (Relobj::sd_): New data member.
5440 (Sized_relobj::is_output_section_offset_invalid): New function.
5441 (Sized_relobj::do_gc_process_relocs): New function.
5442 * options.h (General_options::gc_sections): Modify to not be a no-op.
5443 (General_options::print_gc_sections): New option.
5444 * plugin.cc (Plugin_finish::run): Remove function call to
5445 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5446 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5447 * reloc.cc (Read_relocs::run): Add task to process relocs and
5448 determine unreferenced sections when doing garbage collection.
5449 (Gc_process_relocs): New class.
5450 (Sized_relobj::do_gc_process_relocs): New function.
5451 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5452 sections that are garbage collected.
5453 * reloc.h (Gc_process_relocs): New class.
5454 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5455 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5456 symbols whose corresponding sections are garbage collected.
5457 (Symbol_table::Symbol_table): Add new parameter for the garbage
5459 (Symbol_table::gc_mark_undef_symbols): New function.
5460 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5461 (Symbol_table::gc_mark_dyn_syms): New function.
5462 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5464 (Symbol_table::add_from_object): Likewise.
5465 (Symbol_table::add_from_relobj): When building shared objects, do not
5466 treat externally visible symbols as garbage.
5467 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5468 table information for static and relocatable links.
5469 * symtab.h (Symbol_table::set_gc): New function.
5470 (Symbol_table::gc): New function.
5471 (Symbol_table::gc_mark_undef_symbols): New function.
5472 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5473 (Symbol_table::gc_mark_dyn_syms): New function.
5474 (Symbol_table::gc_): New data member.
5475 * target.h (Sized_target::gc_process_relocs): New pure virtual
5477 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5478 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5480 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5482 * options.h (General_options::gc_sections): Define as a no-op for now.
5483 (General_options::no_keep_memory): Ditto.
5484 (General_options::Bshareable): Define.
5485 * options.cc (General_options::finalize): Honor -Bshareable.
5487 2009-01-20 Andreas Schwab <schwab@suse.de>
5489 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5490 read the value in the contents, since we don't use it. Use the
5491 template endianness when writing.
5492 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5494 2009-01-19 Andreas Schwab <schwab@suse.de>
5496 * configure.tgt (powerpc64-*): Fix targ_obj.
5498 2009-01-15 Ian Lance Taylor <iant@google.com>
5500 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5501 local symbols when stripping all symbols.
5503 2009-01-14 Cary Coutant <ccoutant@google.com>
5505 * output.cc (Output_reloc): Add explicit instantiations.
5507 2009-01-14 Cary Coutant <ccoutant@google.com>
5509 * archive.cc (Archive::get_elf_object_for_member): Remove call
5510 to File_read::claim_for_plugin.
5511 * descriptors.cc (Descriptors::open): Remove reference to
5513 (Descriptors::claim_for_plugin): Remove.
5514 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5515 (Descriptors::is_claimed): Remove.
5516 (claim_descriptor_for_plugin): Remove.
5517 * fileread.cc (File_read::claim_for_plugin): Remove.
5518 * fileread.h (File_read::claim_for_plugin): Remove.
5519 (File_read::descriptor): Reopen descriptor if necessary.
5520 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5521 (Plugin_manager::all_symbols_read): Add task parameter. Change
5523 (Plugin_manager::get_input_file): New function.
5524 (Plugin_manager::release_input_file): New function.
5525 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5526 corresponding data member.
5527 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5528 and pass to base constructor. Change all callers.
5529 (get_input_file, release_input_file): New functions.
5530 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5531 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5532 (Plugin_manager::all_symbols_read): Add task parameter.
5533 (Plugin_manager::get_input_file): New function.
5534 (Plugin_manager::release_input_file): New function.
5535 (Plugin_manager::task_): New data member.
5536 (Pluginobj::Pluginobj): Add filesize parameter.
5537 (Pluginobj::filename): New function.
5538 (Pluginobj::descriptor): New function.
5539 (Pluginobj::filesize): New function.
5540 (Pluginobj::filesize_): New data member.
5541 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5542 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5543 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5545 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5546 with archive libraries.
5547 * testsuite/Makefile.in: Regenerate.
5548 * testsuite/plugin_test.c (struct sym_info): New type.
5549 (get_input_file, release_input_file): New static variables.
5550 (onload): Capture new transfer vector entries.
5551 (claim_file_hook): Stop reading at end of file according to filesize.
5552 Factor out parsing of readelf output into separate function.
5553 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5554 APIs and get the source file name from the symbol table. Convert
5555 source file name to corresponding object file name. Print info
5556 message when adding new input files.
5557 (parse_readelf_line): New function.
5558 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5559 * testsuite/plugin_test_2.sh: Likewise.
5560 * testsuite/plugin_test_3.sh: Likewise.
5561 * testsuite/plugin_test_4.sh: New test case.
5563 2009-01-07 Ian Lance Taylor <iant@google.com>
5565 * version.cc (version_string): Bump to 1.8.
5567 2008-12-23 Cary Coutant <ccoutant@google.com>
5569 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5570 * plugin.cc (Plugin_manager::finish): Rename as
5571 layout_deferred_objects. Move cleanup to separate function.
5572 (Plugin_manager::cleanup): New function.
5573 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5575 * plugin.h (Plugin_manager::finish): Rename as
5576 layout_deferred_objects.
5577 (Plugin_manager::cleanup): New function.
5578 (Plugin_manager::cleanup_done): New field.
5580 2008-12-23 Cary Coutant <ccoutant@google.com>
5582 * plugin.cc (is_visible_from_outside): New function.
5583 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5584 so we don't return "IR only" status for exported symbols or -r links.
5586 * testsuite/Makefile.am (plugin_test_3): New test case.
5587 * testsuite/Makefile.in: Regenerate.
5588 * testsuite/plugin_test_3.sh: New file.
5590 2008-12-22 Cary Coutant <ccoutant@google.com>
5592 * object.cc (Sized_relobj::layout_section): New function.
5593 (Sized_relobj::do_layout): Defer layout of input sections until after
5594 plugin has provided replacement files.
5595 (Sized_relobj::do_layout_deferred_sections): New function.
5596 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5597 (Relobj::layout_deferred_sections): New function.
5598 (Relobj::do_layout_deferred_sections): New function.
5599 (Sized_relobj::do_layout_deferred_sections): New function.
5600 (Sized_relobj::layout_section): New function.
5601 (Sized_relobj::Deferred_layout): New structure.
5602 (Sized_relobj::deferred_layout_): New field.
5603 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5604 Change all callers. Layout deferred sections.
5605 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5607 (Plugin_hook::run): Move code from do_plugin_hook inline.
5608 (Plugin_hook::do_plugin_hook): Remove.
5609 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5610 (Plugin_manager::finish): Renamed, was cleanup.
5611 (Plugin_manager::should_defer_layout): New function.
5612 (Plugin_manager::add_deferred_layout_object): New function.
5613 (Plugin_manager::Deferred_layout_list): New type.
5614 (Plugin_manager::deferred_layout_objects_): New field.
5615 (Plugin_hook::do_plugin_hook): Remove.
5617 2008-12-17 Ian Lance Taylor <iant@google.com>
5619 * options.h (class General_options): Add --no case for
5622 2008-12-16 Cary Coutant <ccoutant@google.com>
5624 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5626 (Plugin_manager::claim_file): Create plugin object even if
5627 plugin did not call the add_symbols callback.
5628 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5629 asking for more symbols than were added.
5630 * testsuite/Makefile.am (plugin_test_1): Add test case with
5632 (empty.syms): New target.
5633 * testsuite/Makefile.in: Regenerate.
5634 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5635 message. Don't call add_symbols if no globals.
5636 (all_symbols_read_hook): Don't provide replacement for empty
5639 2008-12-12 Ian Lance Taylor <iant@google.com>
5641 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5642 r_type == 0 for a local symbol with r_sym == 0.
5643 (scan_relocatable_relocs): Pass r_sym to
5644 local_non_section_strategy.
5645 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5648 * configure.ac: Update test for TLS descriptors: they are
5649 supported as of glibc 2.9.
5650 * configure: Rebuild.
5652 2008-12-11 Ian Lance Taylor <iant@google.com>
5655 * target-reloc.h (Default_scan_relocatable_relocs): For each
5656 function, map r_type == 0 to RELOC_DISCARD.
5658 2008-12-10 Cary Coutant <ccoutant@google.com>
5660 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5661 object to override a kept COMDAT group from a plugin object.
5663 2008-12-09 Ian Lance Taylor <iant@google.com>
5666 * yyscript.y (file_cmd): Handle INPUT.
5668 * testsuite/initpri1.c: Change all declarations to be full
5669 prototypes by adding void, to avoid compiler warnings.
5671 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5673 * options.cc (General_options::parse_plugin_opt): New.
5674 (General_options::add_plugin): The argument now is just the filename.
5675 (General_options::add_plugin_option): New.
5676 * options.h (plugin_opt): New.
5677 (add_plugin): Change argument name.
5678 (add_plugin_option): New.
5679 * plugin.cc (Plugin::load): Don't parse the plugin option.
5680 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5681 (Plugin::add_option): New.
5682 (Plugin::args_): Change type.
5683 (Plugin::filename_): New.
5684 (Plugin_manager::add_plugin_option): New.
5685 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5686 * testsuite/Makefile.in: Regenerate.
5688 2008-12-05 Cary Coutant <ccoutant@google.com>
5690 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5691 Handle --strip-lto-sections option.
5692 * options.h (strip_lto_sections): New option.
5694 2008-12-01 Cary Coutant <ccoutant@google.com>
5696 * plugin.cc (ld_plugin_message): Change format parameter to const.
5697 Fix mismatch between new[] and delete.
5699 2008-11-14 Cary Coutant <ccoutant@google.com>
5701 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5704 2008-11-05 Craig Silverstein <csilvers@google.com>
5706 * options.cc (General_options::parse_dynamic_list): New function.
5707 * options.h (General_options): New flags dynamic_list,
5708 dynamic_list_data, dynamic_list_cpp_new, and
5709 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5710 (General_options::in_dynamic_list): New function.
5711 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5712 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5713 (Lex::can_continue_name): Likewise.
5715 (read_script_file): New parameter script_options.
5716 (read_dynamic_list): New function.
5717 (Script_options::define_dynamic_list): New function.
5718 (dynamic_list_keyword_parsecodes): New variable.
5719 (dynamic_list_keywords): New variable.
5720 * script.h (Script_options::define_dynamic_list): New function
5722 (read_dynamic_list): New function prototype.
5723 * symtab.cc (strprefix): New macro.
5724 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5725 dynamic_list_data, dynamic_list_cpp_new, and
5726 dynamic_list_cpp_typeinfo.
5727 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5728 (dynamic_list_expr): New rule.
5729 (dynamic_list_nodes): Likewise.
5730 (dynamic_list_node): Likewise.
5731 * testsuite/Makefile.am (dynamic_list): New test.
5732 * testsuite/Makefile.in: Regenerated.
5733 * testsuite/dynamic_list.t: New file.
5734 * testsuite/dynamic_list.sh: New file.
5736 2008-11-05 Craig Silverstein <csilvers@google.com>
5738 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5739 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5740 (t11_last): Likewise.
5741 * testsuite/ver_test_6.c (main): Likewise.
5743 2008-10-07 Cary Coutant <ccoutant@google.com>
5745 * options.c (General_options::finalize): Add check for -static and
5747 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5750 2008-10-02 Cary Coutant <ccoutant@google.com>
5752 * plugin.cc (make_sized_plugin_object): Fix conditional
5753 compilation to work when not all targets are enabled.
5755 2008-09-29 Cary Coutant <ccoutant@google.com>
5757 * archive.cc (Archive::get_file_and_offset): Use filename instead
5758 of name to get library path.
5759 (Archive::include_member): Unlock external member of a thin archive.
5761 * testsuite/Makefile.am (TEST_AR): New variable.
5762 (thin_archive_test_1): New test.
5763 (thin_archive_test_2): New test.
5764 * testsuite/Makefile.in: Regenerate.
5765 * testsuite/thin_archive_main.cc: New file.
5766 * testsuite/thin_archive_test_1.cc: New file.
5767 * testsuite/thin_archive_test_2.cc: New file.
5768 * testsuite/thin_archive_test_3.cc: New file.
5769 * testsuite/thin_archive_test_4.cc: New file.
5771 2008-09-29 Cary Coutant <ccoutant@google.com>
5773 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5774 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5776 (Sized_relobj::do_finalize_local_symbols): Likewise.
5777 (Sized_relobj::map_to_kept_section): Likewise.
5778 * object.h (Sized_relobj::invalid_address): New constant.
5779 (Sized_relobj::do_output_section_offset): Check for invalid_address
5781 * output.cc (Output_reloc::local_section_offset): Use constant
5782 invalid_address instead of -1U.
5783 (Output_reloc::get_address): Likewise.
5784 (Output_section::output_address): Change -1U to -1ULL.
5785 * output.h (Output_reloc::invalid_address): New constant.
5786 * reloc.cc (Sized_relobj::write_sections): Use constant
5787 invalid_address instead of -1U.
5788 (Sized_relobj::relocate_sections): Likewise.
5789 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5790 values for merge sections.
5791 * target-reloc.h (relocate_for_relocatable): Use constant
5792 invalid_address instead of -1U.
5794 2008-09-19 Cary Coutant <ccoutant@google.com>
5796 Add plugin functionality for link-time optimization (LTO).
5797 * configure.ac (plugins): Add --enable-plugins option.
5798 * configure: Regenerate.
5799 * config.in: Regenerate.
5800 * Makefile.am (LIBDL): New variable.
5801 (CCFILES): Add plugin.cc.
5802 (HFILES): Add plugin.h.
5803 (ldadd_var): Add LIBDL.
5804 * Makefile.in: Regenerate.
5806 * archive.cc: Include "plugin.h".
5807 (Archive::setup): Don't preread archive symbols when using a plugin.
5808 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5809 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5811 (Archive::include_member): Add symbols from plugin objects.
5812 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5813 * descriptors.cc (Descriptors::open): Check for file descriptors
5814 abandoned by plugins.
5815 (Descriptors::claim_for_plugin): New function.
5816 * descriptors.h (Descriptors::claim_for_plugin): New function.
5817 (Open_descriptor::is_claimed): New field.
5818 (claim_descriptor_for_plugin): New function.
5819 * fileread.cc (File_read::claim_for_plugin): New function.
5820 * fileread.h (File_read::claim_for_plugin): New function.
5821 (File_read::descriptor): New function.
5822 * gold.cc: Include "plugin.h".
5823 (queue_initial_tasks): Add task to call plugin hooks for generating
5825 * main.cc: Include "plugin.h".
5826 (main): Load plugin libraries.
5827 * object.h (Pluginobj): Declare.
5828 (Object::pluginobj): New function.
5829 (Object::do_pluginobj): New function.
5830 (Object::set_target): New function.
5831 * options.cc: Include "plugin.h".
5832 (General_options::parse_plugin): New function.
5833 (General_options::General_options): Initialize plugins_ field.
5834 (General_options::add_plugin): New function.
5835 * options.h (Plugin_manager): Declare.
5836 (General_options): Add --plugin option.
5837 (General_options::has_plugins): New function.
5838 (General_options::plugins): New function.
5839 (General_options::add_plugin): New function.
5840 (General_options::plugins_): New field.
5841 * plugin.cc: New file.
5842 * plugin.h: New file.
5843 * readsyms.cc: Include "plugin.h".
5844 (Read_symbols::do_read_symbols): Check for archive before checking
5845 for ELF file. Call plugin hooks to claim files.
5846 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5847 from a real object file; force override when processing replacement
5849 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5850 (Symbol::init_base_object): Likewise.
5851 (Symbol::init_base_output_data): Likewise.
5852 (Symbol::init_base_output_segment): Likewise.
5853 (Symbol::init_base_constant): Likewise.
5854 (Symbol::init_base_undefined): Likewise.
5855 (Symbol::output_section): Assert that object is not a plugin.
5856 (Symbol_table::add_from_pluginobj): New function.
5857 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5859 (Symbol_table::sized_write_globals): Likewise.
5860 (Symbol_table::add_from_pluginobj): Instantiate template.
5861 * symtab.h (Sized_pluginobj): Declare.
5862 (Symbol::in_real_elf): New function.
5863 (Symbol::set_in_real_elf): New function.
5864 (Symbol::in_real_elf_): New field.
5865 (Symbol_table::add_from_pluginobj): New function.
5867 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5868 (LIBDL): New variable.
5870 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5871 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5872 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5873 (MOSTLYCLEANFILES): Likewise.
5874 * testsuite/Makefile.in: Regenerate.
5875 * testsuite/plugin_test.c: New file.
5876 * testsuite/plugin_test_1.sh: New file.
5877 * testsuite/plugin_test_2.sh: New file.
5879 2008-09-16 Ian Lance Taylor <iant@google.com>
5881 * target-reloc.h (relocate_section): Check whether a symbol is
5882 defined by the ABI before reporting an undefined symbol error.
5883 * target.h (Target::is_defined_by_abi): Make parameter const.
5884 (Target::do_is_defined_by_abi): Likewise.
5885 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5886 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5887 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5888 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5889 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5890 * testsuite/Makefile.in: Rebuild.
5892 * fileread.cc (make_view): Add casts to avoid warning.
5894 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5896 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5899 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5901 * options.h (General_options::output_is_executable): New.
5902 (General_options::output_is_pie): New.
5903 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5904 for shared libraries.
5905 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5907 2008-09-11 Chris Demetriou <cgd@google.com>
5909 * options.h (origin): New -z option.
5910 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5911 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5914 2008-09-05 Cary Coutant <ccoutant@google.com>
5916 * fileread.cc (File_read::make_view): Add check for attempt to map
5919 2008-09-05 Cary Coutant <ccoutant@google.com>
5921 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5922 explicit instantiations.
5924 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5927 * options.cc (General_options::finalize): Allow undefined symbols
5928 in shlibs if linking -shared.
5931 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5932 symbols as not needing a dynsym entry.
5934 2008-08-20 Craig Silverstein <csilvers@google.com>
5936 * fileread.cc (File_read::open): Do not lock the file unless it
5937 was successfully opened.
5939 2008-08-14 Cary Coutant <ccoutant@google.com>
5941 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5942 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5943 * testsuite/tls_test.cc (struct int128): 128-bit struct
5944 for testing TLS relocs with non-zero addend.
5945 (v12): New TLS variable.
5947 (t_last): Add check for v12.
5948 * testsuite/tls_test.h (t12): New function.
5949 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5951 2008-08-13 Ian Lance Taylor <iant@google.com>
5953 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5954 set tls_segment_ or relro_segment_.
5955 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5957 * output.h (Output_section::clear_is_relro): New function.
5958 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5959 sections specially even when output_data_ is empty.
5960 (Output_segment::maximum_alignment): When first section is relro,
5961 only force alignment for PT_LOAD segments.
5962 * script.cc (script_data_segment_align): New function.
5963 (script_data_segment_relro_end): New function.
5964 * script-c.h (script_data_segment_align): Declare.
5965 (script_data_segment_relro_end): Declare.
5966 * script-sections.h (class Script_sections): Declare
5967 data_segment_align and data_segment_relro_end. Add fields
5968 segment_align_index_ and saw_relro_end_.
5969 * script-sections.cc (class Sections_element): Add set_is_relro
5970 virtual function. Add new bool* parameter to place_orphan_here.
5971 Add get_output_section virtual function.
5972 (class Output_section_definition): Add set_is_relro. Add new
5973 bool* parameter to place_orphan_here. Add get_output_section.
5974 Add is_relro_ field.
5975 (Output_section_definition::Output_section_definition): Initialize
5976 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5977 and is_relro_ fields.
5978 (Output_section_definition::place_orphan_here): Add is_relro
5980 (Output_section_definition::set_section_addresses): Set relro for
5982 (Output_section_definition::alternate_constraint): Likewise.
5983 (class Orphan_output_section): Add new bool* parameter to
5984 place_orphan_here. Add get_output_section.
5985 (Orphan_output_section::place_orphan_here): Add is_relro
5987 (Script_sections::Script_sections): Initialize
5988 data_segment_align_index_ and saw_relro_end_.
5989 (Script_sections::data_segment_align): New function.
5990 (Script_sections::data_segment_relro_end): New function.
5991 (Script_sections::place_orphan): Set or clear is_relro.
5992 (Script_sections::set_section_addresses): Force alignment of first
5994 * yyscript.y (exp): Call script_data_segment_align and
5995 script_data_segment_relro_end.
5996 * testsuite/relro_script_test.t: New file.
5997 * testsuite/relro_test.cc (using_script): Declare.
5998 (t1, t2): Test using_script.
5999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6000 (relro_script_test_SOURCES): Define.
6001 (relro_script_test_DEPENDENCIES): Define.
6002 (relro_script_test_LDFLAGS): Define.
6003 (relro_script_test_LDADD): Define.
6004 (relro_script_test.so): New target.
6005 * testsuite/Makefile.in: Rebuild.
6007 2008-08-06 Cary Coutant <ccoutant@google.com>
6009 * archive.cc (Archive::total_archives, Archive::total_members)
6010 (Archive::total_members_loaded): New variables.
6011 (Archive::setup): Add parameter. Add option to preread
6013 (Archive::read_armap): Add counter.
6014 (Archive::get_file_and_offset): New function.
6015 (Archive::get_elf_object_for_member): New function.
6016 (Archive::read_all_symbols): New function.
6017 (Archive::read_symbols): New function.
6018 (Archive::add_symbols): Add counters.
6019 (Archive::include_all_members): Use armap to find members if it's
6021 (Archive::include_member): Skip reading symbols if already read.
6022 Factored code into Archive::get_file_and_offset and
6023 Archive::get_elf_object_for_member. Changed call to
6024 Mapfile::report_include_archive_member.
6025 (Archive::print_stats): New function.
6026 * archive.h: Declare Object and Read_symbols_data classes.
6027 (Archive::Archive): Add initializers for new members.
6028 (Archive::setup): Add parameter.
6029 (Archive::print_stats): New function.
6030 (Archive::total_archives, Archive::total_members)
6031 (Archive::total_members_loaded): New variables.
6032 (Archive::get_file_and_offset): New function.
6033 (Archive::get_elf_object_for_member): New function.
6034 (Archive::read_all_symbols): New function.
6035 (Archive::read_symbols): New function.
6036 (Archive::Archive_member): New class.
6037 (Archive::members_): New member.
6038 (Archive::num_members_): New member.
6039 * main.cc: Include archive.h.
6040 (main): Call Archive::print_stats.
6041 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6042 archive parameter; member_name is now the fully-decorated name.
6043 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6044 * options.h: (General_options): Add --preread-archive-symbols option.
6045 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6048 2008-08-04 Ian Lance Taylor <iant@google.com>
6050 * symtab.h (Symbol::use_plt_offset): New function.
6051 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6052 * powerpc.cc (Relocate::relocate): Likewise.
6053 * sparc.cc (Relocate::relocate): Likewise.
6054 * x86_64.cc (Relocate::relocate): Likewise.
6055 * testsuite/weak_plt.sh: New test.
6056 * testsuite/weak_plt_main.cc: New test.
6057 * testsuite/weak_plt_shared.cc: New test.
6058 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6059 (check_PROGRAMS): Add weak_plt.
6060 (check_DATA): Add weak_plt_shared.so.
6061 (weak_plt_main_pic.o, weak_plt): New targets.
6062 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6063 * testsuite/Makefile.in: Rebuild.
6065 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6067 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6068 * testsuite/Makefile.in: Rebuild.
6070 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6072 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6073 * Makefile.in: Regenerate.
6074 * po/POTFILES.in: Regenerate.
6076 2008-07-29 Ian Lance Taylor <iant@google.com>
6078 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6079 symbols before other symbols.
6080 * testsuite/script_test_2.cc (test_addr): Declare.
6081 (test_addr_alias): Declare.
6082 (main): Check that test_addr and test_addr_alias have the right
6084 * testsuite/script_test_2.t: Define test_addr_alias and
6087 2008-07-24 Ian Lance Taylor <iant@google.com>
6090 * descriptors.cc: New file.
6091 * descriptors.h: New file.
6092 * gold-threads.h (class Hold_optional_lock): New class.
6093 * fileread.cc: Include "descriptors.h".
6094 (File_read::~File_read): Release descriptor rather than closing
6096 (File_read::open) [file]: Call open_descriptor rather than open.
6097 Set is_descriptor_opened_.
6098 (File_read::open) [memory]: Assert that descriptor is not open.
6099 (File_read::reopen_descriptor): New function.
6100 (File_read::release): Release descriptor.
6101 (File_read::do_read): Make non-const. Reopen descriptor.
6102 (File_read::read): Make non-const.
6103 (File_read::make_view): Reopen descriptor.
6104 (File_read::do_readv): Likewise.
6105 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6106 Update declarations.
6107 * layout.cc: Include "descriptors.h".
6108 (Layout::create_build_id): Use open_descriptor rather than open.
6109 * output.cc: Include "descriptors.h".
6110 (Output_file::open): Use open_descriptor rather than open.
6111 * archive.cc (Archive::const_iterator): Change Archive to be
6113 (Archive::begin, Archive::end): Make non-const.
6114 (Archive::count_members): Likewise.
6115 * archive.h (class Archive): Update declarations.
6116 * object.h (Object::read): Make non-const.
6117 * Makefile.am (CCFILES): Add descriptors.cc.
6118 (HFILES): Add descriptors.h.
6119 * Makefile.in: Rebuild.
6122 * gold.h: Always include <clocale>. Add Solaris workarounds
6123 following code in binutils/sysdep.h.
6126 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6127 this->eh_frame_hdr_ is NULL before using it.
6129 * dynobj.cc (Versions::Versions): Update comment.
6131 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6132 the base version name.
6134 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6135 array size plus one.
6136 (Stringpool_template::set_string_offsets): Subtract one from key
6137 before using it as an array index.
6138 (Stringpool_template::get_offset_with_length): Likewise.
6139 (Stringpool_template::write_to_buffer): Likewise.
6140 * stringpool.h (Stringpool_template::get_offset_from_key):
6143 2008-07-23 Ian Lance Taylor <iant@google.com>
6146 * object.h (Merged_symbol_value::value): Do our best to handle a
6150 * script.cc (Version_script_info::get_versions): Don't add empty
6151 version tag to return value.
6152 (Version_script_info::get_symbol_version_helper): Change return
6153 type to bool. Add pversion parameter. Change all callers.
6154 (script_register_vers_node): Don't require a non-NULL tag.
6155 * script.h (class Version_script_info): Update declarations.
6156 (Version_script_info::get_symbol_version): Change return type to
6157 bool. Add version parameter. Change all callers.
6158 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6159 handling. Handle an empty version from a version script.
6160 (Symbol_table::define_special_symbol): Likewise.
6161 * testsuite/ver_test_10.script: New file.
6162 * testsuite/ver_test_10.sh: New file.
6163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6164 (check_DATA): Add ver_test_10.syms.
6165 (ver_test_10.syms, ver_test_10.so): New target.
6166 * testsuite/Makefile.in: Rebuild.
6168 2008-07-23 Simon Baldwin <simonb@google.com>
6170 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6171 to zero for undefined symbols from dynamic libraries.
6173 2008-07-23 Ian Lance Taylor <iant@google.com>
6175 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6177 * symtab.h (class Symbol_table): Update declaration.
6178 * testsuite/ver_test_9.cc: New file.
6179 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6180 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6181 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6182 (ver_test_9.so, ver_test_9.o): New targets.
6183 * testsuite/Makefile.in: Rebuild.
6185 2008-07-22 Ian Lance Taylor <iant@google.com>
6187 * options.h (class General_options): Define --check-sections.
6188 * layout.cc (Layout::set_segment_offsets): Handle
6191 * options.h (class General_options): Define -n/--nmagic and
6193 * options.cc (General_options::finalize): For -n/--nmagic or
6194 -N/--omagic, set -static.
6195 * layout.cc (Layout::attach_allocated_section_to_segment): If
6196 -N/--omagic, don't put read-only and read-write sections in
6198 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6199 finding a read-only segment.
6200 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6201 don't set the minimum segment alignment to the common page size,
6202 and don't set the file offset to the address modulo the page size.
6203 * script-sections.cc (Script_sections::create_segments): If
6204 -n/--omagic, don't put read-only and read-write sections in
6207 * cref.cc: New file.
6209 * options.h (class General_options): Add --print-symbol-counts.
6210 * main.cc (main): Issue defined symbol report if requested.
6211 * archive.cc (Archive::interpret_header): Make into a const member
6213 (Archive::add_symbols): Call Input_objects::archive_start and
6215 (Archive::const_iterator): Define new class.
6216 (Archive::begin, Archive::end): New functions.
6217 (Archive::include_all_members): Rewrite to use iterator.
6218 (Archive::count_members): New function.
6219 * archive.h (class Archive): Update declarations.
6220 (Archive::filename): New function.
6221 * object.cc: Include "cref.h".
6222 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6223 (Sized_relobj::do_get_global_symbol_counts): New function.
6224 (Input_objects::add_object): Add object to cross-referencer.
6225 (Input_objects::archive_start): New function.
6226 (Input_objects::archive_stop): New function.
6227 (Input_objects::print_symbol_counts): New function.
6228 * object.h: Declare Cref and Archive.
6229 (Object::get_global_symbol_counts): New function.
6230 (Object::do_get_global_symbol_counts): New pure virtual function.
6231 (class Sized_relobj): Add defined_count_ field. Update
6233 (class Input_objects): Add cref_ field. Update constructor.
6234 Update declarations.
6235 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6237 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6239 (Sized_dynobj::do_get_global_symbol_counts): New function.
6240 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6241 defined_count_. Update declarations. Define Symbols typedef.
6242 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6243 parameter. Change all callers.
6244 (Symbol_table::add_from_dynobj): Add sympointers and defined
6245 parameters. Change all callers.
6246 * symtab.h (class Symbol_table): Update declarations.
6247 * Makefile.am (CCFILES): Add cref.cc.
6248 (HFILES): Add cref.h.
6249 * Makefile.in: Rebuild.
6251 2008-07-22 Simon Baldwin <simonb@google.com>
6253 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6254 to zero when writing undefined symbols.
6256 2008-07-22 Ian Lance Taylor <iant@google.com>
6258 * output.cc (Output_section::add_input_section): Don't try to
6259 merge empty merge sections.
6261 2008-07-21 Craig Silverstein <csilvers@google.com>
6263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6264 Include symbol version in error message.
6266 2008-07-20 Chris Demetriou <cgd@google.com>
6268 * configure.ac (gold_cv_c_random_seed): New configured variable.
6269 (RANDOM_SEED_CFLAGS): New substituted variable.
6270 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6271 * configure: Rebuild.
6272 * Makefile.in: Likewise.
6273 * testsuite/Makefile.in: Likewise.
6275 2008-07-18 Ian Lance Taylor <iant@google.com>
6277 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6278 where we see NAME/NULL and NAME/VERSION as separate symbols.
6279 * testsuite/ver_test_main.cc (main): Call t4.
6280 (t4, t4_2a): Define.
6281 * testsuite/ver_test_2.cc (t4_2): Define.
6282 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6283 * testsuite/ver_test_4.cc (t4_2a): Define.
6284 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6285 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6287 2008-07-17 Ian Lance Taylor <iant@google.com>
6289 * dynobj.cc (Versions::add_def): If we give an error about a
6290 missing version, go ahead and create the version anyhow.
6292 2008-07-10 Ian Lance Taylor <iant@google.com>
6294 Handle output sections with more than 0x7fffffff bytes.
6295 * object.h (class Relobj): Change map_to_output_ to
6296 output_sections_, and just keep a section pointer. Change all
6297 uses. Move comdat group support to Sized_relobj.
6298 (Relobj::is_section_specially_mapped): Remove.
6299 (Relobj::output_section): Remove poff parameter. Change all
6301 (Relobj::output_section_offset): New function.
6302 (Relobj::set_section_offset): Rewrite.
6303 (Relobj::map_to_output): Remove.
6304 (Relobj::output_sections): New function.
6305 (Relobj::do_output_section_offset): New pure virtual function.
6306 (Relobj::do_set_section_offset): Likewise.
6307 (class Sized_relobj): Add section_offsets_ field. Add comdat
6308 group support from Relobj. Update declarations.
6309 (Sized_relobj::get_output_section_offset): New function.
6310 (Sized_relobj::do_output_section_offset): New function.
6311 (Sized_relobj::do_set_section_offset): New function.
6312 * object.cc (Relobj::output_section_address): Remove.
6313 (Sized_relobj::Sized_relobj): Initialize new fields.
6314 (Sized_relobj::include_section_group): Cast find_kept_object to
6316 (Sized_relobj::include_linkonce_section): Likewise.
6317 (Sized_relobj::do_layout): Use separate arrays for output section
6319 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6321 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6322 output_sections and section_offsets.
6323 (Sized_relobj::write_local_symbols): Likewise.
6324 (map_to_kept_section): Compute output address directly.
6325 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6326 output_sections and section_offsets.
6327 (Sized_relobj::write_sections): Likewise.
6328 (Sized_relobj::relocate_sections): Likewise.
6329 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6330 * output.h (class Output_reloc): Update declarations. Change
6331 u2_.relobj to Sized_relobj*.
6332 (class Output_data_reloc): Change add functions to use
6334 * output.cc (Output_reloc::Output_reloc): Change relobj to
6336 (Output_reloc::local_section_offset): Change return type to
6337 Elf_Addr. Use get_output_section_offset.
6338 (Output_reloc::get_address): Likewise.
6339 (Output_section::is_input_address_mapped): Don't call
6340 is_section_specially_mapped.
6341 (Output_section::output_offset): Likewise.
6342 (Output_section::output_address): Likewise.
6343 (Output_section::starting_output_address): Likewise.
6344 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6345 parameter to Sized_relobj*.
6346 (Copy_relocs::need_copy_reloc): Likewise.
6347 (Copy_relocs::save): Likewise.
6348 * copy-relocs.h (class Copy_relocs): Update declarations.
6349 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6350 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6351 * target-reloc.h (relocate_for_relocatable): Change
6352 offset_in_output_section type to Elf_Addr. Change code that uses
6354 * layout.cc (Layout::layout): Always set *off.
6355 * mapfile.cc (Mapfile::print_input_section): Use
6356 output_section_offset.
6357 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6359 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6360 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6361 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6363 2008-07-03 Ian Lance Taylor <iant@google.com>
6365 * layout.cc (Layout::include_section): Do not discard unrecognized
6366 SHT_STRTAB sections.
6368 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6370 * script.cc (Lex::can_continue_name): Make '?' allowable in
6371 version-script names.
6372 * testsuite/version_script.map: Change glob pattern to use '?'
6374 2008-06-30 Manish Singh <yosh@gimp.org>
6377 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6380 2008-06-30 Ian Lance Taylor <iant@google.com>
6384 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6385 versions]: Don't try to read the value in the contents, since we
6386 don't use it. Use the template endianness when writing.
6388 2008-06-25 Cary Coutant <ccoutant@google.com>
6390 * fileread.cc (File_read::make_view): Assert on zero-length view.
6391 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6392 symbol table when there are no symbols to read.
6394 2008-06-23 Craig Silverstein <csilvers@google.com>
6396 * version.cc (version_string): Bump to 1.7
6398 2008-06-18 Craig Silverstein <csilvers@google.com>
6400 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6401 constant 0xFFFF to type Valtype.
6402 (Powerpc_relocate_functions::rel16_ha): Likewise.
6404 2008-06-17 Ian Lance Taylor <iant@google.com>
6406 * output.h (Output_section::Input_section): Initialize p2align_ to
6407 zero for Output_section_data constructors.
6408 (Output_section::Input_section::addralign): If not an input
6409 section, return the alignment of the Output_section_data.
6410 * testsuite/copy_test.cc: New file.
6411 * testsuite/copy_test_1.cc: New file.
6412 * testsuite/copy_test_2.cc: New file.
6413 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6414 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6415 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6416 (copy_test_1_pic.o, copy_test_1.so): New targets.
6417 (copy_test_2_pic.o, copy_test_2.so): New targets.
6418 * testsuite/Makefile.in: Rebuild.
6420 * script-sections.cc (Script_sections::place_orphan): Initialize
6421 local variable exact.
6423 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6425 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6427 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6428 David S. Miller <davem@davemloft.net>
6430 * powerpc.cc: New file.
6431 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6432 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6433 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6434 * Makefile.in: Rebuild.
6436 2008-06-09 Ian Lance Taylor <iant@google.com>
6438 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6440 (throwing, orig_terminate): New static variables.
6441 (terminate_handler): New static function.
6442 (t2): Set terminate handler.
6444 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6447 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6450 2008-05-30 Cary Coutant <ccoutant@google.com>
6452 * archive.cc (Archive::include_all_members) Correct to step
6453 over symbol table and extended name table in thin archives.
6455 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6458 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6461 2008-05-28 Caleb Howe <cshowe@google.com>
6463 * reduced_debug_output.cc: New file.
6464 * reduced_debug_output.h: New file.
6465 * options.h (class General_options): Add --strip-debug-non-line.
6466 * options.cc (General_options::finalize): Add strip_debug_non_line
6467 to the strip heirarchy.
6468 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6470 * layout.cc: Include "reduced_debug_output.h".
6471 (Layout::Layout): Initialize new fields.
6472 (line_only_debug_sections): New static array.
6473 (is_lines_only_debug_sections): New static inline function.
6474 (Layout::include_section): Handle --strip-debug-non-line.
6475 (Layout::make_output_section): If --strip-debug-non-line, build
6476 new output sections for .debug_abbrev and .debug_info.
6477 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6478 gold. Warn about possible overflow.
6479 (read_signed_LEB_128): Likewise.
6480 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6481 (read_signed_LEB_128): Declare.
6482 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6483 (HFILES): Add reduced_debug_output.h.
6484 * Makefile.in: Rebuild.
6486 2008-05-21 Ian Lance Taylor <iant@google.com>
6488 * mapfile.cc: New file.
6489 * mapfile.h: New file.
6490 * options.h (class General_options): Add -M/--print-map and -Map.
6491 * options.cc (General_options::finalize): Make -M equivalent to
6493 * main.cc: Include <cstdio> and "mapfile.h".
6494 (main): Open mapfile if requested.
6495 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6496 constructor. Change caller.
6497 (queue_initial_tasks): Add mapfile parameter. Change caller.
6498 (queue_middle_tasks): Likewise.
6499 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6501 * archive.cc: Include "mapfile.h".
6502 (Archive::add_symbols): Add mapfile parameter. Change all
6503 callers. Pass mapfile, symbol, and reason to include_member.
6504 (Archive::include_all_members): Add mapfile parameter. Change all
6506 (Archive::include_member): Add mapfile, sym, and why parameters.
6507 Change all callers. Report inclusion to map file.
6508 * archive.h: Include "fileread.h".
6509 (class Archive): Update declarations.
6510 (Archive::file): New const method.
6511 (class Add_archive_symbols): Add mapfile_ field. Update
6512 constructor. Change all callers.
6513 * readsyms.h (class Read_symbols): Likewise.
6514 (class Finish_group): Likewise.
6515 (class Read_script): Likewise.
6516 * common.cc: Include "mapfile.h".
6517 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6519 (Symbol_table::do_allocate_commons): Likewise.
6520 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6521 symbol allocation to mapfile.
6522 * common.h (class Allocate_commons_task): Add mapfile_ field.
6523 Update constructor. Change all callers.
6524 * symtab.h (class Symbol_table): Update declarations.
6525 * layout.cc: Include "mapfile.h".
6526 (Layout_task_runner::run): Print information to mapfile.
6527 (Layout::create_gold_note): Change Output_data_fixed_space to
6528 Output_data_zero_fill.
6529 (Layout::create_build_id): Likewise.
6530 (Layout::print_to_mapfile): New function.
6531 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6532 constructor. Change caller.
6533 (class Layout): Declare print_to_mapfile.
6534 * output.cc (Output_section::Input_section::print_to_mapfile): New
6536 (Output_section::add_input_section): If producing a map, always
6537 add to input_sections_ list.
6538 (Output_section::do_print_to_mapfile): New function.
6539 (Output_segment::print_sections_to_mapfile): New function.
6540 (Output_segment::print_section_list_to_mapfile): New function.
6541 * output.h: Include "mapfile.h".
6542 (Output_data::print_to_mapfile): New function.
6543 (Output_data::do_print_to_mapfile): New virtual function.
6544 (Output_segment_headers::do_print_to_mapfile): New function.
6545 (Output_file_header::do_print_to_mapfile): New function.
6546 (Output_data_const::do_print_to_mapfile): New function.
6547 (class Output_data_const_buffer): Add map_name_ field. Update
6548 constructor. Change all callers. Add do_print_to_mapfile
6550 (class Output_data_fixed_space): Likewise.
6551 (class Output_data_space): Likewise.
6552 (class Output_data_zero_fill): New class.
6553 (Output_data_strtab::do_print_to_mapfile): New function.
6554 (Output_data_reloc_base::do_print_to_mapfile): New function.
6555 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6556 (Output_data_group::do_print_to_mapfile): New function.
6557 (Output_data_got::do_print_to_mapfile): New function.
6558 (Output_data_dynamic::do_print_to_mapfile): New function.
6559 (Output_symtab_xindex::do_print_to_mapfile): New function.
6560 (class Output_section): Declare do_print_to_mapflie. Declare
6561 print_to_mapfile in Input_section.
6562 (class Output_segment): Declare new functions.
6563 * object.h (Sized_relobj::symbol_count): New function.
6564 * script-sections.cc
6565 (Output_section_element_dot_assignment::set_section_addresses):
6566 Change Output_data_fixed_space to Output_data_zero_fill.
6567 (Output_data_expression::do_print_to_mapfile): New function.
6568 * script.cc (read_input_script): Add mapfile parameter. Change
6570 * script.h (read_input_script): Update declaration.
6571 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6572 (Eh_frame::do_print_to_mapfile): New function.
6573 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6574 (Output_merge_string::do_print_to_mapfile): New function.
6575 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6577 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6579 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6581 * Makefile.am (CCFILES): Add mapfile.cc.
6582 (HFILES): Add mapfile.h.
6583 * Makefile.in: Rebuild.
6585 2008-05-19 Ian Lance Taylor <iant@google.com>
6587 * options.h (class General_options): Add -z relro.
6588 * layout.cc (Layout::Layout): Initialize relro_segment_.
6589 (Layout::add_output_section_data): Return the output section.
6590 (Layout::make_output_section): Rcognize relro sections and mark
6592 (Layout::attach_allocated_section_to_segment): Put relro sections
6593 in a PT_GNU_RELRO segment.
6594 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6596 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6598 (Layout::linkonce_mapping): Map d.rel.ro.local to
6600 (Layout::output_section_name): Us .data.rel.ro.local for any
6601 section which begins with that.
6602 * layout.h (class Layout): Update add_output_section_data
6603 declaration. Add relro_segment_ field.
6604 * output.cc (Output_section::Output_section): Initialize is_relro_
6605 and is_relro_local_ fields.
6606 (Output_segment::add_output_section): Group relro sections.
6607 (Output_segment::is_first_section_relro): New function.
6608 (Output_segment::maximum_alignment): If there is a relro section,
6609 align the segment to the common page size.
6610 (Output_segment::set_section_addresses): Track whether we are
6611 looking at relro sections. If the last section is a relro
6612 section, align to the common page size.
6613 (Output_segment::set_section_list_addresses): Add in_relro
6614 parameter. Change all callers. Align to the page size when
6615 moving from relro to non-relro section.
6616 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6618 * output.h (class Output_section): Add is_relro_ and
6619 is_relro_local_ fields.
6620 (Output_section::is_relro): New function.
6621 (Output_section::set_is_relro): New function.
6622 (Output_section::is_relro_local): New function.
6623 (Output_section::set_is_relro_local): New function.
6624 (class Output_segment): Update declarations.
6625 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6626 * sparc.cc (Target_sparc::got_section): Likewise.
6627 * x86_64.cc (Target_x86_64::got_section): Likewise.
6628 * testsuite/relro_test_main.cc: New file.
6629 * testsuite/relro_test.cc: New file.
6630 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6631 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6632 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6633 (relro_test.so, relro_test_pic.o): New targets.
6634 * testsuite/Makefile.in: Rebuild.
6636 2008-05-16 Ian Lance Taylor <iant@google.com>
6638 * output.cc (Output_segment::add_output_section): Remove front
6640 * output.h (class Output_segment): Remove
6641 add_initial_output_section and overloaded add_output_section.
6642 Update declaration of remaining add_output_section.
6643 * layout.cc (Layout::create_interp): Call add_output_section
6644 rather than add_initial_output_section.
6645 (Layout::finish_dynamic_section): Likewise.
6647 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6648 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6649 know the dynamic type.
6650 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6651 field. Initialize it in constructor.
6652 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6653 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6654 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6657 * output.cc (Output_reloc::get_address): Change return type to
6659 * output.h (class Output_reloc): Update get_address declaration.
6660 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6661 for section addresses.
6663 2008-05-09 Ian Lance Taylor <iant@google.com>
6666 * gold.cc (gold_nomem): Use return value of write.
6668 2008-05-08 Ian Lance Taylor <iant@google.com>
6670 * symtab.c (Symbol::init_base_output_data): Add version
6671 parameter. Change all callers.
6672 (Symbol::init_base_output_segment): Likewise.
6673 (Symbol::init_base_constant): Likewise.
6674 (Symbol::init_base_undefined): Likewise.
6675 (Sized_symbol::init_output_data): Likewise.
6676 (Sized_symbol::init_output_segment): Likewise.
6677 (Sized_symbol::init_constant): Likewise.
6678 (Sized_symbol::init_undefined): Likewise.
6679 (Symbol_table::do_define_in_output_data): If the new symbol has a
6680 version, mark it as the default.
6681 (Symbol_table::do_define_in_output_segment): Likewise.
6682 (Symbol_table::do_define_as_constant): Likewise.
6683 * symtab.h (class Symbol): Update declarations.
6684 (class Sized_symbol): Likewise.
6685 * resolve.cc (Symbol::override_version): New function.
6686 (Symbol::override_base): Call override_version.
6687 (Symbol::override_base_with_special): Likewise.
6688 * testsuite/ver_script_8.script: New file.
6689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6690 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6691 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6692 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6694 2008-05-06 Ian Lance Taylor <iant@google.com>
6697 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6699 (class General_options): Remove existing --undefined, and add
6700 --no-undefined instead. Add new --undefined as synonym for -u.
6701 * archive.cc (Archive::add_symbols): Check whether symbol was
6703 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6704 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6705 all uses. Add IS_UNDEFINED. Update declarations to split
6706 different versions of init_base. Declare init_base_undefined.
6707 (Symbol::is_defined): Handle IS_UNDEFINED.
6708 (Symbol::is_undefined): Likewise.
6709 (Symbol::is_weak_undefined): Call is_undefined.
6710 (Symbol::is_absolute): Handle IS_CONSTANT.
6711 (class Sized_symbol): Update declarations to split different
6712 versions of init. Declare init_undefined.
6713 (class Symbol_table): Declare new functions.
6714 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6716 (Symbol::init_base_output_data): Likewise.
6717 (Symbol::init_base_output_segment): Likewise.
6718 (Symbol::init_base_constant): Likewise.
6719 (Symbol::init_base_undefined): New function.
6720 (Sized_symbol::init_object): Rename from init. Change all
6722 (Sized_symbol::init_output_data): Likewise.
6723 (Sized_symbol::init_output_segment): Likewise.
6724 (Sized_symbol::init_constant): Likewise.
6725 (Sized_symbol::init_undefined): New function.
6726 (Symbol_table::add_undefined_symbols_from_command_line): New
6728 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6730 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6731 (Symbol::output_section): Likewise.
6732 (Symbol::set_output_section): Likewise.
6733 (Symbol_table::sized_finalize_symbol): Likewise.
6734 (Symbol_table::sized_write_globals): Likewise.
6735 * resolve.cc (Symbol_table::should_override): Likewise.
6736 (Symbol::override_base_with_special): Likewise.
6738 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6739 symbol, change it to have default visibility.
6740 * testsuite/protected_1.cc: New file.
6741 * testsuite/protected_2.cc: New file.
6742 * testsuite/protected_3.cc: New file.
6743 * testsuite/protected_main_1.cc: New file.
6744 * testsuite/protected_main_2.cc: New file.
6745 * testsuite/protected_main_3.cc: New file.
6746 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6747 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6748 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6749 (protected_1.so): New target.
6750 (protected_1_pic.o, protected_2_pic.o): New targets.
6751 (protected_3_pic.o): New target.
6752 (check_PROGRAMS): Add protected_2.
6753 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6754 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6755 * testsuite/Makefile.in: Rebuild.
6757 * options.h (DEFINE_var): Add set_user_set_##varname__.
6758 (DEFINE_bool_alias): New macro.
6759 (class General_options): Define -Bstatic using DEFINE_bool_alias
6760 rather than DEFINE_special. Add --undefined as an alias for -z
6762 * options.cc (General_options::parse_Bstatic): Remove.
6764 * options.h (class General_options): Add --fatal-warnings.
6765 * main.cc (main): Implement --fatal-warnings.
6766 * errors.h (Errors::warning_count): New function.
6768 * options.h (class General_options): Add -Bsymbolic-functions.
6769 * symtab.h (Symbol::is_preemptible): Check for
6770 -Bsymbolic-functions.
6772 2008-05-05 Ian Lance Taylor <iant@google.com>
6774 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6775 as noVARNAME rather than no-VARNAME.
6776 (class General_options): Add option -z combreloc.
6777 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6779 (Output_reloc::sort_before) [SHT_REL]: New function.
6780 (Output_reloc::sort_before) [SHT_RELA]: New function.
6781 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6782 Sort_relocs_comparison.
6783 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6784 parameter. Change all callers.
6785 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6786 sort_relocs parameter. Change all callers.
6787 * output.cc (Output_reloc::get_address): New function, broken out
6789 (Output_reloc::write_rel): Call it.
6790 (Output_reloc::compare): New function.
6791 (Output_data_reloc_base::do_write): Optionally sort relocs.
6793 * configure.ac: If targ_extra_obj is set, link it in.
6794 * configure.tgt: Initialize all variables.
6795 (x86_64*): Set targ_extra_obj and targ_extra_size.
6796 * configure: Rebuild.
6798 * object.cc (Sized_relobj::include_section_group): Adjust section
6799 indexes read from group data. Build vector to pass to
6801 * layout.cc (Layout::layout_group): Add flags and shndxes
6802 parameters. Remove contents parameter. Change caller. Update
6803 explicit instantiations.
6804 * layout.h (class Layout): Update layout_group declaration.
6805 * output.cc (Output_data_group::Output_data_group): Add flags and
6806 input_shndxes parameters. Remove contents parameter. Change
6808 (Output_data_group::do_write): Change input_sections_ to
6810 * output.h (class Output_data_group): Update constructor
6811 declaration. Rename input_sections_ to input_shndxes_.
6812 * testsuite/many_sections_test.cc: Add template.
6814 2008-04-30 Cary Coutant <ccoutant@google.com>
6816 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6818 * layout.cc (Layout::include_section): Refactored check for debug
6820 (Layout::add_comdat): Add new parameters. Change type
6821 of signature parameter. Add object and shndx to signatures table.
6822 (Layout::find_kept_object): New function.
6823 * layout.h: Include <cstring>.
6824 (Layout::is_debug_info_section): New function.
6825 (Layout::add_comdat): Add new parameters.
6826 (Layout::find_kept_object): New function.
6827 (Layout::Kept_section): New struct.
6828 (Layout::Signatures): Change type of map range.
6829 * object.cc (Relobj::output_section_address): New function.
6830 (Sized_relobj::include_section_group): Add new parameters. Change
6831 calls to Layout::add_comdat. Change to build table of kept comdat
6832 groups and table mapping discarded sections to kept sections.
6833 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6834 (Sized_relobj::do_layout): Change calls to include_section_group and
6835 include_linkonce_section.
6836 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6837 value to zero when section is discarded.
6838 (Sized_relobj::map_to_kept_section): New function.
6839 * object.h (Relobj::output_section_address): New function.
6840 (Relobj::Comdat_group): New type.
6841 (Relobj::find_comdat_group): New function.
6842 (Relobj::Comdat_group_table): New type.
6843 (Relobj::Kept_comdat_section): New type.
6844 (Relobj::Kept_comdat_section_table): New type.
6845 (Relobj::add_comdat_group): New function.
6846 (Relobj::set_kept_comdat_section): New function.
6847 (Relobj::get_kept_comdat_section): New function.
6848 (Relobj::comdat_groups_): New field.
6849 (Relobj::kept_comdat_sections_): New field.
6850 (Symbol_value::input_value): Update comment.
6851 (Sized_relobj::map_to_kept_section) New function.
6852 (Sized_relobj::include_linkonce_section): Add new parameter.
6853 * target-reloc.h (Comdat_behavior): New type.
6854 (get_comdat_behavior): New function.
6855 (relocate_section): Add code to map a discarded section to the
6856 corresponding kept section when applying a relocation.
6858 2008-04-30 Craig Silverstein <csilvers@google.com>
6860 * dwarf_reader.cc (next_generation_count): New static var.
6861 (Addr2line_cache_entry): New struct.
6862 (addr2line_cache): New static var.
6863 (Dwarf_line_info::one_addr2line): Added caching.
6864 (Dwarf_line_info::clear_addr2line_cache): New function.
6865 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6866 cache-size parameter.
6867 (Dwarf_line_info::one_addr2line_cache): New function.
6868 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6869 new cache-size argument to one_addr2line(), and clear cache.
6871 2008-04-28 Cary Coutant <ccoutant@google.com>
6873 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6874 R_386_PC8 relocations.
6876 2008-04-23 Ian Lance Taylor <iant@google.com>
6878 * object.cc (Sized_relobj::include_section_group): Check for
6879 invalid section group.
6881 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6884 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6885 than read for file header.
6886 * archive.cc (Archive::include_member): Likewise.
6888 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6890 * aclocal.m4: Regenerate.
6891 * configure: Regenerate.
6893 2008-04-19 Ian Lance Taylor <iant@google.com>
6895 * version.cc (version_string): Bump to 1.6.
6897 * testsuite/Makefile.am (many_sections_r_test): New target.
6898 (many_sections_r_test_SOURCES): Remove.
6899 (many_sections_r_test_DEPENDENCIES): Remove.
6900 (many_sections_r_test_LDFLAGS): Remove.
6901 (many_sections_r_test_LDADD): Remove.
6903 * object.cc (Sized_relobj::do_add_symbols): Always pass
6904 local_symbol_count_ to add_from_relobj.
6906 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6907 every thousand variables.
6908 * testsuite/Makefile.in: Rebuild.
6910 * object.cc (Xindex::initialize_symtab_xindex): New function.
6911 (Xindex::read_symtab_xindex): New function.
6912 (Xindex::sym_xindex_to_shndx): New function.
6913 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6915 (Sized_relobj::do_initialize_xindex): New function.
6916 (Sized_relobj::do_read_symbols): Adjust section links.
6917 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6918 parameter. Change all callers.
6919 (Sized_relobj::include_section_group): Adjust section links and
6920 symbol section indexes.
6921 (Sized_relobj::do_layout): Adjust section links.
6922 (Sized_relobj::do_count_local_symbols): Adjust section links and
6923 symbol section indexes.
6924 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6925 ordinary and special symbols.
6926 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6927 dynsym_xindex parameters. Change all callers. Adjust section
6928 links. Use SHN_XINDEX when needed.
6929 (Sized_relobj::get_symbol_location_info): Adjust section links.
6930 Don't get fooled by special symbols.
6931 * object.h (class Xindex): Define.
6932 (class Object): Add xindex_ parameter. Declare virtual functoin
6933 do_initialize_xindex.
6934 (Object::adjust_sym_shndx): New function.
6935 (Object::set_xindex): New protected function.
6936 (class Symbol_value): Add is_ordinary_shndx_ field.
6937 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6938 (Symbol_value::value): Assert ordinary section.
6939 (Symbol_value::initialize_input_to_output_map): Likewise.
6940 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6942 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6944 (class Sized_relobj): Update declarations.
6945 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6946 parameter. Change all callers.
6947 (Sized_relobj::adjust_shndx): New function.
6948 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6950 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6951 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6952 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6953 (Sized_dynobj::read_dynsym_section): Adjust section links.
6954 (Sized_dynobj::read_dynamic): Likewise.
6955 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6957 (Sized_dynobj::do_initialize_xindex): New function.
6958 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6959 do_initialize_xindex.
6960 (Sized_dynobj::adjust_shndx): New function.
6961 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6962 dynsym_xindex_ fields.
6963 (Layout::finalize): Add a call to set_section_indexes before
6964 creating the symtab sections.
6965 (Layout::set_section_indexes): Don't do anything if the section
6966 already has a section index.
6967 (Layout::create_symtab_sections): Add shnum parameter. Change
6968 caller. Create .symtab_shndx section if needed.
6969 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6971 (Layout::allocated_output_section_count): New function.
6972 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6974 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6975 fields. Update declarations.
6976 (Layout::symtab_xindex): New function.
6977 (Layout::dynsym_xindex): New function.
6978 (class Write_symbols_task): Add layout_ field.
6979 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6981 * output.cc (Output_section_headers::Output_section_headers): Add
6982 shstrtab_section parameter. Change all callers.
6983 (Output_section_headers::do_sized_write): Store overflow values
6984 for section count and section string table section index in
6985 section header zero.
6986 (Output_file_header::do_sized_write): Check for overflow of
6987 section count and section string table section index.
6988 (Output_symtab_xindex::do_write): New function.
6989 (Output_symtab_xindex::endian_do_write): New function.
6990 * output.h (class Output_section_headers): Add shstrtab_section_.
6991 Update declarations.
6992 (class Output_symtab_xindex): Define.
6993 (Output_section::has_out_shndx): New function.
6994 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6996 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6998 (Sized_symbol::init): Likewise.
6999 (Symbol::output_section): Check for ordinary symbol.
7000 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7001 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7003 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7004 Change all callers. Simplify handling of symbols from sections
7005 not included in the link.
7006 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7008 (Weak_alias_sorter::operator()): Assert that symbols are
7010 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7012 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7013 parameters. Change all callers.
7014 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7015 symbol distinction. Use SHN_XINDEX when needed.
7016 (Symbol_table::write_section_symbol): Add symtab_xindex
7017 parameter. Change all callers.
7018 (Symbol_table::sized_write_section_symbol): Likewise. Use
7019 SHN_XINDEX when needed.
7020 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7022 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7023 (Symbol::is_defined): Check is_ordinary.
7024 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7025 (Symbol::is_absolute, Symbol::is_common): Likewise.
7026 (class Sized_symbol): Update declarations.
7027 (class Symbol_table): Update declarations.
7028 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7029 parameters. Change all callers.
7030 (Sized_symbol::override): Likewise.
7031 (Symbol_table::override): Likewise.
7032 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7033 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7034 is_ordinary, and orig_st_shndx parameters. Change all callers.
7035 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7036 to be in an ordinary section.
7037 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7038 object and is_ordinary parameters. Change all callers.
7039 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7040 Change all callers. Don't add undefined or non-ordinary symbols
7042 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7044 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7046 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7047 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7048 (Sized_relobj::relocate_sections): Likewise.
7049 * target-reloc.h (scan_relocs): Adjust section symbol index.
7050 (scan_relocatable_relocs): Likewise.
7051 * i386.cc (Scan::local): Check for ordinary symbols.
7052 * sparc.cc (Scan::local): Likewise.
7053 * x86_64.cc (Scan::local): Likewise.
7054 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7055 to symbol_section_and_value.
7056 * testsuite/many_sections_test.cc: New file.
7057 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7058 (check_PROGRAMS): Add many_sections_test.
7059 (many_sections_test_SOURCES): Define.
7060 (many_sections_test_DEPENDENCIES): Define.
7061 (many_sections_test_LDFLAGS): Define.
7062 (BUILT_SOURCES): Add many_sections_define.h.
7063 (many_sections_define.h): New target.
7064 (BUILT_SOURCES): Add many_sections_check.h.
7065 (many_sections_check.h): New target.
7066 (check_PROGRAMS): Add many_sections_r_test.
7067 (many_sections_r_test_SOURCES): Define.
7068 (many_sections_r_test_DEPENDENCIES): Define.
7069 (many_sections_r_test_LDFLAGS): Define.
7070 (many_sections_r_test_LDADD): Define.
7071 (many_sections_r_test.o): New target.
7072 * testsuite/Makefile.in: Rebuild.
7074 2008-04-17 Cary Coutant <ccoutant@google.com>
7076 * errors.cc (Errors::info): New function.
7077 (gold_info): New function.
7078 * errors.h (Errors::info): New function.
7079 * gold.h (gold_info): New function.
7080 * object.cc (Input_objects::add_object): Print trace output.
7081 * options.cc (options::parse_set): New function.
7082 (General_options::parse_wrap): Deleted.
7083 (General_options::General_options): Deleted initializer.
7084 * options.h (options::String_set): New typedef.
7085 (options::parse_set): New function.
7086 (DEFINE_set): New macro.
7087 (General_options::wrap): Changed to use DEFINE_set. Changed
7088 callers of any_wrap_symbols and is_wrap_symbol.
7089 (General_options::trace, General_options::trace_symbol):
7091 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7092 (General_options::wrap_symbols_): Deleted.
7093 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7095 2008-04-17 David S. Miller <davem@davemloft.net>
7097 * options.cc (General_options::parse_V): New function.
7098 * options.h: Add entries for -V and -Qy.
7100 2008-04-17 Ian Lance Taylor <iant@google.com>
7102 * common.cc (Symbol_table::allocate_commons): Remove options
7103 parameter. Change caller.
7104 (Symbol_table::do_allocate_commons): Remove options parameter.
7105 Change caller. Just call do_allocate_commons_list twice.
7106 (Symbol_table::do_allocate_commons_list): New function, broken out
7107 of do_allocate_commons.
7108 * common.h (class Allocate_commons_task): Remove options_ field.
7110 * symtab.cc (Symbol_table::Symbol_table): Initialize
7112 (Symbol_table::add_from_object): Put TLS common symbols on
7114 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7115 which are IN_OUTPUT_DATA.
7116 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7117 allocate_commons and do_allocate_commons declarations. Declare
7118 do_allocate_commons_list.
7119 * gold.cc (queue_middle_tasks): Update creation of
7120 Allocate_commons_task to not pass options.
7121 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7122 (TLS_TEST_C_FLAGS): New variable.
7123 (tls_test_c_pic.o): New target.
7124 (tls_test_shared.so): Link in tls_test_c_pic.o.
7125 (tls_test_c_pic_ie.o): New target.
7126 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7127 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7128 (tls_test_c.o): New target.
7129 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7130 (tls_pic_test_LDADD): Likewise.
7131 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7132 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7133 (tls_test_c_gnu2.o): New target.
7134 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7136 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7137 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7138 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7139 * testsuite/tls_test.cc: Include "config.h".
7140 (t_last): Call t11_last.
7141 * testsuite/tls_test.h (t11, t11_last): Declare.
7142 * testsuite/tls_test_c.c: New file.
7143 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7144 * configure.ac: Check for OpenMP support.
7145 * configure, config.in, Makefile.in: Rebuild.
7146 * testsuite/Makefile.in: Rebuild.
7148 2008-04-16 Cary Coutant <ccoutant@google.com>
7150 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7151 (Target_i386::tls_base_symbol_defined_): New field.
7152 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7153 (Target_i386::Scan::global): Likewise.
7154 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7155 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7156 (Target_x86_64::tls_base_symbol_defined_): New field.
7157 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7158 (Target_x86_64::Scan::global): Likewise.
7160 2008-04-16 Cary Coutant <ccoutant@google.com>
7162 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7163 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7164 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7165 building shared libraries.
7166 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7167 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7168 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7169 * testsuite/Makefile.in: Rebuild.
7170 * testsuite/weak_undef.h: New file.
7171 * testsuite/weak_undef_file1.cc: Add extra test cases.
7172 * testsuite/weak_undef_file2.cc: Likewise.
7173 * testsuite/weak_undef_test.cc: Likewise.
7175 2008-04-16 David S. Miller <davem@davemloft.net>
7177 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7178 Add issued_non_pic_error_ field. Declare check_non_pic.
7179 (Target_sparc::Scan::check_non_pic): New function.
7180 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7181 (Target_sparc::Scan::global): Likewise.
7183 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7184 * configure: Rebuild.
7186 * options.h (DEFINE_enable): New macro.
7187 (new_dtags): New enable option.
7188 (initfirst, interpose, loadfltr, nodefaultlib,
7189 nodelete, nodlopen, nodump): New -z options.
7190 * layout.cc (Layout:finish_dynamic_section): If new
7191 dtags enabled, emit DT_RUNPATH. Also, emit a
7192 DT_FLAGS_1 containing any specified -z flags.
7194 2008-04-16 Ian Lance Taylor <iant@google.com>
7196 * copy-relocs.cc: New file.
7197 * copy-relocs.h: New file.
7198 * reloc.cc: Remove Copy_relocs code.
7199 * reloc.h: Likewise.
7200 * reloc-types.h (struct Reloc_types) [both versions]: Add
7201 get_reloc_addend_noerror.
7202 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7203 variants of add_global which take an addend which must be zero.
7204 * i386.cc: Include "copy-relocs.h".
7205 (class Target_i386): Change type of copy_relocs_ to variable,
7207 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7209 (Target_i386::do_finalize_sections): Change handling of
7211 * sparc.cc: Include "copy-relocs.h".
7212 (class Target_sparc): Change type of copy_relocs_ to variable,
7214 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7216 (Target_sparc::do_finalize_sections): Change handling of
7218 * x86_64.cc: Include "copy-relocs.h".
7219 (class Target_x86_64): Change type of copy_relocs_ to variable,
7221 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7222 class. Change all callers.
7223 (Target_x86_64::do_finalize_sections): Change handling of
7225 * Makefile.am (CCFILES): Add copy-relocs.cc.
7226 (HFILES): Add copy-relocs.h.
7228 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7230 * testsuite/script_test_4.sh: Permit leading zeroes.
7232 2008-04-15 Ian Lance Taylor <iant@google.com>
7234 * script-sections.cc (Script_sections::create_segments): Use
7235 header_size_adjustment even when there is enough room for the
7237 * testsuite/script_test_4.sh: New file.
7238 * testsuite/script_test_4.t: New file.
7239 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7240 (check_DATA): Add script_test_4.stdout.
7241 (MOSTLYCLEANFILES): Likewise.
7242 (script_test_4): New target.
7243 (script_test_4.stdout): New target.
7244 * testsuite/Makefile.in: Rebuild.
7246 * sparc.cc: Add definitions for Output_data_plt_sparc class
7249 2008-04-14 David S. Miller <davem@davemloft.net>
7251 * sparc.cc: New file.
7252 * Makefile.am (TARGETSOURCES): Add sparc.cc
7253 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7254 * configure.tgt: Document targ_extra_size and
7255 targ_extra_big_endian. Add entries for sparc-* and
7257 * configure.ac: Handle targ_extra_size and
7258 targ_extra_big_endian.
7259 * Makefile.in: Rebuild.
7260 * configure: Likewise.
7261 * po/POTFILES.in: Likewise.
7262 * po/gold.pot: Likewise.
7264 2008-04-14 Ian Lance Taylor <iant@google.com>
7266 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7267 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7268 in the name/type/flags to section mapping. Don't call
7269 allocate_output_section.
7270 (Layout::choose_output_section): Change parameter from adjust_name
7271 to is_input_section. Don't permit input sections after sections
7272 are attached to segments. Don't call allocate_output_section.
7273 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7274 not write_enable_output_section.
7275 (Layout::make_output_section): Don't push to
7276 unattached_section_list_ nor call attach_to_segment. Call
7277 attach_section_to_segment if sections are attached.
7278 (Layout::attach_sections_to_segments): New function.
7279 (Layout::attach_section_to_segment): New function.
7280 (Layout::attach_allocated_section_to_segment): Rename from
7281 attach_to_segment. Remove flags parameter.
7282 (Layout::allocate_output_section): Remove function.
7283 (Layout::write_enable_output_section): Remove function.
7284 * layout.h (class Layout): Update for above changes. Add new
7285 field sections_are_attached_.
7286 * output.h (Output_section::update_flags_for_input_section): New
7288 * output.cc (Output_section::add_input_section): Call
7289 update_flags_for_input_section.
7290 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7292 2008-04-11 Cary Coutant <ccoutant@google.com>
7294 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7295 thought unnecessary.
7296 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7298 2008-04-11 Ian Lance Taylor <iant@google.com>
7300 * output.h (class Output_section_data): Remove inline definition
7302 * output.cc (Output_section_data::set_addralign): New function.
7304 2008-04-11 Cary Coutant <ccoutant@google.com>
7306 Add support for TLS descriptors for i386 and x86_64.
7307 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7308 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7309 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7311 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7312 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7313 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7315 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7316 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7317 Fix problem with initial-exec relocations.
7318 (Target_i386::Relocate::relocate_tls): Likewise.
7319 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7321 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7322 support for section-plus-offset dynamic table entries.
7323 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7324 (Output_data_dynamic::Dynamic_entry): Add support for
7325 section-plus-offset dynamic table entries.
7326 (Output_data_dynamic::Classification): Likewise.
7327 (Output_data_dynamic::classification_): Renamed offset_.
7328 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7329 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7330 (Target_x86_64::make_plt_section): New function.
7331 (Target_x86_64::reserve_tlsdesc_entries): New function.
7332 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7333 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7334 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7335 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7336 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7337 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7338 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7339 add extra PLT entry for TLS descriptors.
7340 (Output_data_plt_x86_64::got_): New field.
7341 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7342 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7344 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7346 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7347 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7348 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7349 R_386_TLS_DESC_CALL relocations.
7350 (Target_x86_64::Scan::global): Likewise.
7351 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7352 for TLS descriptors.
7353 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7354 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7355 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7356 GD-to-IE relaxation.
7357 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7358 and TLS_DESCRIPTORS.
7359 * Makefile.in: Rebuild.
7360 * configure: Rebuild.
7361 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7362 (tls_test_shared2.so): New target.
7363 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7364 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7365 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7366 (tls_shared_gd_to_ie_test_LDADD): New variable.
7367 (tls_shared_gnu2_gd_to_ie_test): New target.
7368 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7370 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7371 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7372 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7373 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7374 (tls_shared_gnu2_test): New target.
7375 (tls_test_gnu2_shared.so): New target.
7376 (tls_shared_gnu2_test_SOURCES): New variable.
7377 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7378 (tls_shared_gnu2_test_LDFLAGS): New variable.
7379 (tls_shared_gnu2_test_LDADD): New variable.
7380 * testsuite/Makefile.in: Rebuild.
7381 * testsuite/Makefile.
7383 2008-04-11 Ian Lance Taylor <iant@google.com>
7385 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7387 * testsuite/Makefile.in: Rebuild.
7389 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7391 * testsuite/script_test_2.cc (main): Adjust test.
7393 2008-04-11 David S. Miller <davem@davemloft.net>
7394 Ian Lance Taylor <iant@google.com>
7396 * options.h (General_options): Add entries for '-Y' and
7398 * options.cc (General_options:finalize): If -Y was used, add those
7399 entries to the library path instead of the default "/lib" and
7402 2008-04-11 David S. Miller <davem@davemloft.net>
7404 * testsuite/justsyms.t: Start at 0x100.
7405 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7406 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7408 * testsuite/script_test_2.cc: Adjust string and section length
7411 2008-04-09 Ian Lance Taylor <iant@google.com>
7414 * script-sections.cc (Sections_element::allocate_to_segment): Add
7416 (Output_section_definition::allocate_to_segment): Likewise.
7417 (Orphan_output_section::allocate_to_segment): Likewise.
7418 (Script_sections::attach_sections_using_phdrs_clause): Don't
7419 propagate non-PT_LOAD segments to orphan sections.
7420 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7421 readelf rather than objdump.
7422 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7423 .interp section and PT_INTERP segment are the same size.
7424 * testsuite/Makefile.in: Rebuild.
7426 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7427 aliases for symbols defined in the same object.
7428 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7429 (weak_alias_test_SOURCES): New variable.
7430 (weak_alias_test_DEPENDENCIES): New variable.
7431 (weak_alias_test_LDFLAGS): New variable.
7432 (weak_alias_test_LDADD): New variable.
7433 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7434 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7435 (weak_alias_test_3.o): New target.
7436 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7437 * testsuite/weak_alias_test_main.cc: New file.
7438 * testsuite/weak_alias_test_1.cc: New file.
7439 * testsuite/weak_alias_test_2.cc: New file.
7440 * testsuite/weak_alias_test_3.cc: New file.
7442 2008-04-08 Ian Lance Taylor <iant@google.com>
7444 * options.h (class General_options): Add --noinhibit-exec option.
7445 * main.cc (main): Check --noinhibit-exec.
7447 * options.h (class General_options): Define --wrap as a special
7448 option. Add wrap_symbols_ field.
7449 (General_options::any_wrap_symbols): New function.
7450 (General_options::is_wrap_symbol): New function.
7451 * options.cc (General_options::parse_wrap): New function.
7452 (General_options::General_options): Initialize wrap_symbols_.
7453 * symtab.cc (Symbol_table::wrap_symbol): New function.
7454 (Symbol_table::add_from_object): Handle --wrap.
7455 * symtab.h (class Symbol_table): Declare wrap_symbol.
7456 * target.h (Target::wrap_char): New function.
7457 (Target::Target_info): Add wrap_char field.
7458 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7459 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7460 * testsuite/testfile.cc (Target_test::test_target_info):
7463 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7466 * layout.h (class Layout): Add added_eh_frame_data_ field.
7467 * layout.cc (Layout::Layout): Initialize new field.
7468 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7469 output section until we find a section we merged successfully.
7470 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7471 that the size be non-zero.
7473 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7476 2008-04-08 Craig Silverstein <csilvers@google.com>
7478 * configure.ac: Export new conditional variable HAVE_ZLIB.
7479 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7481 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7482 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7484 2008-04-07 Ian Lance Taylor <iant@google.com>
7486 * version.cc (version_string): Set to "1.5".
7488 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7489 Add issued_non_pic_error_ field. Declare check_non_pic.
7490 (Target_x86_64::Scan::check_non_pic): New function.
7491 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7492 (Target_x86_64::Scan::global): Likewise.
7494 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7495 addend parameter. Change caller. Handle merge sections.
7496 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7497 Address to Addend. Don't add in the result of
7498 local_section_offset, pass down the addend and use the returned
7500 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7501 Update declarations of local_section_offset and symbol_value.
7502 * testsuite/two_file_test_1.cc (t18): New function.
7503 * testsuite/two_file_test_2.cc (f18): New function.
7504 * testsuite/two_file_test_main.cc (main): Call t18.
7505 * testsuite/two_file_test.h (t18, f18): Declare.
7507 * configure.ac: Don't test for objdump, c++filt, or readelf.
7508 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7510 (TEST_READELF): New variable.
7511 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7512 (check_PROGRAMS): Add two_file_strip_test.
7513 (two_file_strip_test): New target.
7514 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7515 (two_file_same_shared_strip_test_SOURCES): New variable.
7516 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7517 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7518 (two_file_same_shared_strip_test_LDADD): New variable.
7519 (two_file_shared_strip.so): New target.
7520 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7521 (ver_test_5.syms, ver_test_7.syms): Likewise.
7522 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7523 (strip_test_3.stdout): Use TEST_OBJDUMP.
7524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7526 2008-04-04 Cary Coutant <ccoutant@google.com>
7528 * symtab.h (Symbol::is_weak_undefined): New function.
7529 (Symbol::is_strong_undefined): New function.
7530 (Symbol::is_absolute): New function.
7531 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7532 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7534 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7535 (weak_undef_test): New target.
7536 * testsuite/Makefile.in: Rebuild.
7537 * testsuite/weak_undef_file1.cc: New file.
7538 * testsuite/weak_undef_file2.cc: New file.
7539 * testsuite/weak_undef_test.cc: New file.
7541 2008-04-03 Craig Silverstein <csilvers@google.com>
7543 * compressed_output.h (class Output_compressed_section): Use
7545 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7547 (zlib_compressed_suffix): Removed.
7548 (Output_compressed_section::set_final_data_size): Use unsigned
7550 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7551 Fix linker invocation.
7552 (flagstest_o_specialfile_and_compress_debug_sections):
7554 * testsuite/Makefile.in: Regenerated.
7556 2008-04-02 David S. Miller <davem@davemloft.net>
7558 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7559 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7561 2008-04-02 Craig Silverstein <csilvers@google.com>
7565 2008-04-02 Ian Lance Taylor <iant@google.com>
7567 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7568 parameters. Update for new key type to views_. Change all
7570 (File_read::read): Adjust for byteshift in returned view.
7571 (File_read::add_view): New function, broken out of
7573 (File_read::make_view): New function, broken out of
7575 (File_read::find_or_make_view): Add offset and aligned
7576 parameters. Rewrite accordingly. Change all callers.
7577 (File_read::get_view): Add offset and aligned parameters. Adjust
7578 for byteshift in return value.
7579 (File_read::get_lasting_view): Likewise.
7580 * fileread.h (class File_read): Update declarations.
7581 (class File_read::View): Add byteshift_ field. Add byteshift to
7582 constructor. Add byteshift method.
7583 * archive.h (Archive::clear_uncached_views): New function.
7584 (Archive::get_view): Add aligned parameter. Change all callers.
7585 * object.h (Object::get_view): Add aligned parameter. Change all
7587 (Object::get_lasting_view): Likewise.
7589 * fileread.cc (File_read::release): Don't call clear_views if
7590 there are multiple objects.
7591 * fileread.h (File_read::clear_uncached_views): New function.
7592 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7595 2008-03-31 Cary Coutant <ccoutant@google.com>
7597 Add thin archive support.
7598 * archive.cc (Archive::armagt): New const.
7599 (Archive::setup): Remove task parameter and calls to unlock.
7600 (Archive::unlock_nested_archives): New function.
7601 (Archive::read_header): Add nested_off parameter. Change
7603 (Archive::interpret_header): Likewise.
7604 (Archive::include_all_members): Change to handle thin
7606 (Archive::include_member): Likewise.
7607 * archive.h (Archive::Archive): Add new parameters and
7609 (Archive::armagt): New const.
7610 (Archive::setup): Remove task parameter.
7611 (Archive::unlock_nested_archives): New function.
7612 (Archive::read_header): Add nested_off parameter.
7613 (Archive::interpret_header): Likewise.
7614 (Archive::Nested_archive_table): New typedef.
7615 (Archive::is_thin_archive_): New field.
7616 (Archive::nested_archives_): New field.
7617 (Archive::options_): New field.
7618 (Archive::dirpath_): New field.
7619 (Archive::task_): New field.
7620 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7621 for thin archives. Pass additional parameters to
7622 Archive::Archive. Unlock the archive file after calling
7625 2008-03-29 Ian Lance Taylor <iant@google.com>
7627 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7628 version symbol to be local.
7629 * testsuite/ver_test_4.sh: New file.
7630 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7631 (check_DATA): Add ver_test_4.syms.
7632 (ver_test_4.syms): New target.
7633 * testsuite/Makefile.in: Rebuild.
7636 (Output_section::Input_section_sort_entry::has_priority): New
7638 (Output_section::Input_section_sort_entry::match_file_name): New
7640 (Output_section::Input_section_sort_entry::match_section_name):
7642 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7644 (Output_section::Input_section_sort_entry::match_section_file):
7646 (Output_section::Input_section_sort_compare::operator()): Rewrite
7647 using new Input_section_sort_entry functions. Sort crtbegin and
7648 crtend first. Sort sections with no priority before sections with
7650 * testsuite/initpri1.c (d3): Check j != 4.
7651 (cd5): New constructor/destructor function.
7652 (main): Check j != 2.
7654 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7655 new symbol when resolving, don't call set_is_default.
7656 * testsuite/ver_test_7.cc: New file.
7657 * testsuite/ver_test_7.sh: New file.
7658 * testsuite/Makefile.am (ver_test_7.so): New target.
7659 (ver_test_7.o): New target.
7660 (check_SCRIPTS): Add ver_test_7.sh.
7661 (check_DATA): Add ver_test_7.syms.
7662 (ver_test_7.syms): New target.
7664 2008-03-28 Ian Lance Taylor <iant@google.com>
7666 * layout.cc (Layout::layout): If we see an input section with a
7667 name that needs sorting, set the must_sort flag for the output
7669 (Layout::make_output_section): If the name of the output section
7670 indicates that it might require sorting, set the may_sort flag.
7671 * output.h (Output_section::may_sort_attached_input_sections): New
7673 (Output_section::set_may_sort_attached_input_sections): New
7675 (Output_section::must_sort_attached_input_sections): New
7677 (Output_section::set_must_sort_attached_input_sections): New
7679 (class Output_section): Declare Input_section_sort_entry. Define
7680 Input_section_sort_compare. Declare
7681 sort_attached_input_sections. Add new fields:
7682 may_sort_attached_input_sections_,
7683 must_sort_attached_input_sections_,
7684 attached_input_sections_are_sorted_.
7685 * output.cc (Output_section::Output_section): Initialize new
7687 (Output_section::add_input_section): Add an entry to
7688 input_sections_ if may_sort or must_sort are true.
7689 (Output_section::set_final_data_size): Call
7690 sort_attached_input_sections if necessary.
7691 (Output_section::Input_section_sort_entry): Define new class.
7692 (Output_section::Input_section_sort_compare::operator()): New
7694 (Output_section::sort_attached_input_sections): New function.
7695 * configure.ac: Check whether the compiler supports constructor
7696 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7697 * testsuite/initpri1.c: New file.
7698 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7699 CONSTRUCTOR_PRIORITY.
7700 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7701 (initpri1_LDFLAGS): New variable.
7702 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7704 2008-03-27 Ian Lance Taylor <iant@google.com>
7706 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7707 * testsuite/common_test_1.c: New file.
7708 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7709 (common_test_1_SOURCES): New variable.
7710 (common_test_1_DEPENDENCIES): New variable.
7711 (common_test_1_LDFLAGS): New variable.
7713 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7714 and commons_ correctly when NAME/VERSION does not override
7716 * testsuite/ver_test_6.c: New file.
7717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7718 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7719 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7721 2008-03-26 Ian Lance Taylor <iant@google.com>
7723 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7724 of an undefined symbol from a version script.
7725 * testsuite/Makefile.am (ver_test_5.so): New target.
7726 (ver_test_5.o): New target.
7727 (check_SCRIPTS): Add ver_test_5.sh.
7728 (check_DATA): Add ver_test_5.syms.
7729 (ver_test_5.syms): New target.
7730 * testsuite/ver_test_5.cc: New file.
7731 * testsuite/ver_test_5.script: New file.
7732 * testsuite/ver_test_5.sh: New file.
7733 * Makefile.in, testsuite/Makefile.in: Rebuild.
7736 Fix problems building gold with gcc 4.3.0.
7737 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7738 (gold_error_at_location, gold_warning_at_location): Use it.
7739 * configure.ac: Check whether we can compile and use a template
7740 function with a printf attribute.
7741 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7742 when jumping over bytes.
7743 * object.cc: Instantiate Object::read_section_data.
7744 * debug.h: Include <cstring>
7745 * dwarf_reader.cc: Include <algorithm>
7746 * main.cc: Include <cstring>.
7747 * options.cc: Include <cstring>.
7748 * output.cc: Include <cstring>.
7749 * script.cc: Include <cstring>.
7750 * script.h: Include <string>.
7751 * symtab.cc: Include <cstring> and <algorithm>.
7752 * target-select.cc: Include <cstring>.
7753 * version.cc: Include <string>.
7754 * testsuite/testmain.cc: Include <cstdlib>.
7755 * configure, config.in: Rebuild.
7757 2008-03-25 Ian Lance Taylor <iant@google.com>
7759 * options.cc: Include "../bfd/bfdver.h".
7760 (options::help): Print bug reporting address.
7762 * version.cc (print_version): Adjust output for current value of
7767 * options.cc (options::help): Print list of supported targets.
7768 * target-select.h: Include <vector>.
7769 (class Target_selector): Make machine_, size_, and is_big_endian_
7770 fields const. Add bfd_name_ and instantiated_target_ fields.
7771 (Target_selector::Target_selector): Add bfd_name parameter.
7772 (Target_selector::recognize): Make non-virtual, call
7774 (Target_selector::recognize_by_name): Make non-virtual, call
7775 do_recognize_by_name.
7776 (Target_selector::supported_names): New function.
7777 (Target_selector::bfd_name): New function.
7778 (Target_selector::do_instantiate_target): New pure virtual
7780 (Target_selector::do_recognize): New virtual function.
7781 (Target_selector::do_recognize_by_name): New virtual function.
7782 (Target_selector::instantiate_target): New private function.
7783 (supported_target_names): Declare.
7784 * target-select.cc (Target_selector::Target_selector): Update for
7785 new parameter and fields.
7786 (select_target_by_name): Check that the name matches before
7787 calling recognize_by_name.
7788 (supported_target_names): New function.
7789 * i386.cc (class Target_selector_i386): Update Target_selector
7790 constructor call. Remove recognize and recognize_by_name. Add
7791 do_instantiate_target.
7792 * x86_64.cc (class Target_selector_x86_64): Likewise.
7793 * testsuite/testfile.cc (class Target_selector_test): Update for
7794 changes to Target_selector.
7796 * README: Rewrite, with some notes on unsupported features.
7798 2008-03-24 Cary Coutant <ccoutant@google.com>
7800 * i386.cc (Target_i386::Got_type): New enum declaration.
7801 (Target_i386::Scan::local): Updated callers of Output_data_got
7803 (Target_i386::Scan::global): Likewise.
7804 (Target_i386::Relocate::relocate): Likewise.
7805 (Target_i386::Relocate::relocate_tls): Likewise.
7806 * object.h (Got_offset_list): New class.
7807 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7808 (Sized_relobj::local_got_offset): Likewise.
7809 (Sized_relobj::set_local_got_offset): Likewise.
7810 (Sized_relobj::local_has_tls_got_offset): Removed.
7811 (Sized_relobj::local_tls_got_offset): Removed.
7812 (Sized_relobj::set_local_tls_got_offset): Removed.
7813 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7814 * output.cc (Output_data_got::add_global): Added got_type parameter.
7815 (Output_data_got::add_global_with_rel): Likewise.
7816 (Output_data_got::add_global_with_rela): Likewise.
7817 (Output_data_got::add_global_pair_with_rel): New function.
7818 (Output_data_got::add_global_pair_with_rela): New function.
7819 (Output_data_got::add_local): Added got_type parameter.
7820 (Output_data_got::add_local_with_rel): Likewise.
7821 (Output_data_got::add_local_with_rela): Likewise.
7822 (Output_data_got::add_local_pair_with_rel): New function.
7823 (Output_data_got::add_local_pair_with_rela): New function.
7824 (Output_data_got::add_global_tls): Removed.
7825 (Output_data_got::add_global_tls_with_rel): Removed.
7826 (Output_data_got::add_global_tls_with_rela): Removed.
7827 (Output_data_got::add_local_tls): Removed.
7828 (Output_data_got::add_local_tls_with_rel): Removed.
7829 (Output_data_got::add_local_tls_with_rela): Removed.
7830 * output.h (Output_data_got::add_global): Added got_type parameter.
7831 (Output_data_got::add_global_with_rel): Likewise.
7832 (Output_data_got::add_global_with_rela): Likewise.
7833 (Output_data_got::add_global_pair_with_rel): New function.
7834 (Output_data_got::add_global_pair_with_rela): New function.
7835 (Output_data_got::add_local): Added got_type parameter.
7836 (Output_data_got::add_local_with_rel): Likewise.
7837 (Output_data_got::add_local_with_rela): Likewise.
7838 (Output_data_got::add_local_pair_with_rel): New function.
7839 (Output_data_got::add_local_pair_with_rela): New function.
7840 (Output_data_got::add_global_tls): Removed.
7841 (Output_data_got::add_global_tls_with_rel): Removed.
7842 (Output_data_got::add_global_tls_with_rela): Removed.
7843 (Output_data_got::add_local_tls): Removed.
7844 (Output_data_got::add_local_tls_with_rel): Removed.
7845 (Output_data_got::add_local_tls_with_rela): Removed.
7846 * resolve.cc (Symbol::override_base_with_special): Removed
7847 reference to has_got_offset_ field.
7848 * symtab.cc (Symbol::init_fields): Replaced initialization
7849 of got_offset_ with got_offsets_. Removed initialization
7851 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7852 (Symbol::got_offset): Likewise.
7853 (Symbol::set_got_offset): Likewise.
7854 (Symbol::has_tls_got_offset): Removed.
7855 (Symbol::tls_got_offset): Removed.
7856 (Symbol::set_tls_got_offset): Removed.
7857 (Symbol::got_offset_): Removed.
7858 (Symbol::tls_mod_got_offset_): Removed.
7859 (Symbol::tls_pair_got_offset_): Removed.
7860 (Symbol::got_offsets_): New field.
7861 (Symbol::has_got_offset): Removed.
7862 (Symbol::has_tls_mod_got_offset): Removed.
7863 (Symbol::has_tls_pair_got_offset): Removed.
7864 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7865 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7867 (Target_x86_64::Scan::global): Likewise.
7868 (Target_x86_64::Relocate::relocate): Likewise.
7869 (Target_x86_64::Relocate::relocate_tls): Likewise.
7871 2008-03-25 Ben Elliston <bje@au.ibm.com>
7873 * yyscript.y: Fix spelling error in comment.
7875 2008-03-24 Ian Lance Taylor <iant@google.com>
7877 * options.h (class General_options): Define build_id option.
7878 * layout.h (class Layout): Declare write_build_id, create_note,
7879 create_build_id. Add build_id_note_ member.
7880 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7881 "libiberty.h", "md5.h", "sha1.h".
7882 (Layout::Layout): Initialize eh_frame_data_,
7883 eh_frame_hdr_section_, and build_id_note_.
7884 (Layout::finalize): Call create_build_id.
7885 (Layout::create_note): New function, broken out of
7886 Layout::create_gold_note.
7887 (Layout::create_gold_note): Call create_note.
7888 (Layout::create_build_id): New function.
7889 (Layout::write_build_id): New function.
7890 (Close_task_runner::run): Call write_build_id.
7892 * x86_64.cc: Correct license to GPLv3.
7894 2008-03-23 Ian Lance Taylor <iant@google.com>
7896 * options.cc: Include "demangle.h".
7897 (parse_optional_string): New function.
7898 (parse_long_option): Handle takes_optional_argument.
7899 (parse_short_option): Update dash_z initializer. Handle
7900 takes_optional_argument.
7901 (General_options::General_options): Initialize do_demangle_.
7902 (General_options::finalize): Set do_demangle_. Handle demangling
7904 * options.h (parse_optional_string): Declare.
7905 (struct One_option): Add optional_arg field. Update constructor.
7906 Update call constructor calls. Add takes_optional_argument
7908 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7909 (DEFINE_optional_string): Define.
7910 (General_options::demangle): Change from DEFINE_bool to
7911 DEFINE_optional_string.
7912 (General_options::no_demangle): New function.
7913 (General_options::do_demangle): New function.
7914 (General_options::set_do_demangle): New function.
7915 (General_options::execstack_status_): Move definition to end of
7917 (General_options::static_): Likewise.
7918 (General_options::do_demangle_): New field.
7919 * object.cc (big_endian>::get_symbol_location_info): Call
7920 Options::do_demangle, not Options::demangle.
7921 * symtab.cc (demangle): Likewise.
7923 2008-03-22 Ian Lance Taylor <iant@google.com>
7925 * gold.h: Include <cstddef> and <sys/types.h>
7926 * options.h: Include <cstring>.
7928 2008-03-21 Ian Lance Taylor <iant@google.com>
7930 * Added source code to GNU binutils.